See ../reset/reset.txt for details.
- reset-names: names of the resets listed in resets property in the same
order.
- - ranges: to allow probing of subdevices
- sti-hdmi: hdmi output block
- must be a child of sti-tvout
+ must be a child of sti-display-subsystem
Required properties:
- compatible: "st,stih<chip>-hdmi";
- reg: Physical base address of the IP registers and length of memory mapped region.
sti-hda:
Required properties:
- must be a child of sti-tvout
+ must be a child of sti-display-subsystem
- compatible: "st,stih<chip>-hda"
- reg: Physical base address of the IP registers and length of memory mapped region.
- reg-names: names of the mapped memory regions listed in regs property in
sti-dvo:
Required properties:
- must be a child of sti-tvout
+ must be a child of sti-display-subsystem
- compatible: "st,stih<chip>-dvo"
- reg: Physical base address of the IP registers and length of memory mapped region.
- reg-names: names of the mapped memory regions listed in regs property in
reg-names = "tvout-reg", "hda-reg", "syscfg";
reset-names = "tvout";
resets = <&softreset STIH416_HDTVOUT_SOFTRESET>;
- ranges;
-
- sti-hdmi@fe85c000 {
- compatible = "st,stih416-hdmi";
- reg = <0xfe85c000 0x1000>, <0xfe830000 0x10000>;
- reg-names = "hdmi-reg", "syscfg";
- interrupts = <GIC_SPI 173 IRQ_TYPE_NONE>;
- interrupt-names = "irq";
- clock-names = "pix", "tmds", "phy", "audio";
- clocks = <&clockgen_c_vcc CLK_S_PIX_HDMI>, <&clockgen_c_vcc CLK_S_TMDS_HDMI>, <&clockgen_c_vcc CLK_S_HDMI_REJECT_PLL>, <&clockgen_b1 CLK_S_PCM_0>;
- };
-
- sti-hda@fe85a000 {
- compatible = "st,stih416-hda";
- reg = <0xfe85a000 0x400>, <0xfe83085c 0x4>;
- reg-names = "hda-reg", "video-dacs-ctrl";
- clock-names = "pix", "hddac";
- clocks = <&clockgen_c_vcc CLK_S_PIX_HD>, <&clockgen_c_vcc CLK_S_HDDAC>;
- };
-
- sti-dvo@8d00400 {
- compatible = "st,stih407-dvo";
- reg = <0x8d00400 0x200>;
- reg-names = "dvo-reg";
- clock-names = "dvo_pix", "dvo",
- "main_parent", "aux_parent";
- clocks = <&clk_s_d2_flexgen CLK_PIX_DVO>, <&clk_s_d2_flexgen CLK_DVO>,
- <&clk_s_d2_quadfs 0>, <&clk_s_d2_quadfs 1>;
- pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_dvo>;
- sti,panel = <&panel_dvo>;
- };
+ };
+
+ sti-hdmi@fe85c000 {
+ compatible = "st,stih416-hdmi";
+ reg = <0xfe85c000 0x1000>, <0xfe830000 0x10000>;
+ reg-names = "hdmi-reg", "syscfg";
+ interrupts = <GIC_SPI 173 IRQ_TYPE_NONE>;
+ interrupt-names = "irq";
+ clock-names = "pix", "tmds", "phy", "audio";
+ clocks = <&clockgen_c_vcc CLK_S_PIX_HDMI>, <&clockgen_c_vcc CLK_S_TMDS_HDMI>, <&clockgen_c_vcc CLK_S_HDMI_REJECT_PLL>, <&clockgen_b1 CLK_S_PCM_0>;
+ };
+
+ sti-hda@fe85a000 {
+ compatible = "st,stih416-hda";
+ reg = <0xfe85a000 0x400>, <0xfe83085c 0x4>;
+ reg-names = "hda-reg", "video-dacs-ctrl";
+ clock-names = "pix", "hddac";
+ clocks = <&clockgen_c_vcc CLK_S_PIX_HD>, <&clockgen_c_vcc CLK_S_HDDAC>;
+ };
+
+ sti-dvo@8d00400 {
+ compatible = "st,stih407-dvo";
+ reg = <0x8d00400 0x200>;
+ reg-names = "dvo-reg";
+ clock-names = "dvo_pix", "dvo",
+ "main_parent", "aux_parent";
+ clocks = <&clk_s_d2_flexgen CLK_PIX_DVO>, <&clk_s_d2_flexgen CLK_DVO>,
+ <&clk_s_d2_quadfs 0>, <&clk_s_d2_quadfs 1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_dvo>;
+ sti,panel = <&panel_dvo>;
};
sti-hqvdp@9c000000 {
reset-names = "hqvdp";
resets = <&softreset STIH407_HDQVDP_SOFTRESET>;
st,vtg = <&vtg_main>;
- };
+ };
};
...
};
select FB
select FRAMEBUFFER_CONSOLE if !EXPERT
select FRAMEBUFFER_CONSOLE_DETECT_PRIMARY if FRAMEBUFFER_CONSOLE
+ select FB_SYS_FOPS
+ select FB_SYS_FILLRECT
+ select FB_SYS_COPYAREA
+ select FB_SYS_IMAGEBLIT
+ select FB_CFB_FILLRECT
+ select FB_CFB_COPYAREA
+ select FB_CFB_IMAGEBLIT
help
FBDEV helpers for KMS drivers.
+config DRM_FBDEV_EMULATION
+ bool "Enable legacy fbdev support for your modesetting driver"
+ depends on DRM
+ select DRM_KMS_HELPER
+ select DRM_KMS_FB_HELPER
+ default y
+ help
+ Choose this option if you have a need for the legacy fbdev
+ support. Note that this support also provides the linux console
+ support on top of your modesetting driver.
+
+ If in doubt, say "Y".
+
config DRM_LOAD_EDID_FIRMWARE
bool "Allow to specify an EDID data set instead of probing for it"
depends on DRM_KMS_HELPER
drm_kms_helper-y := drm_crtc_helper.o drm_dp_helper.o drm_probe_helper.o \
drm_plane_helper.o drm_dp_mst_topology.o drm_atomic_helper.o
drm_kms_helper-$(CONFIG_DRM_LOAD_EDID_FIRMWARE) += drm_edid_load.o
-drm_kms_helper-$(CONFIG_DRM_KMS_FB_HELPER) += drm_fb_helper.o
+drm_kms_helper-$(CONFIG_DRM_FBDEV_EMULATION) += drm_fb_helper.o
drm_kms_helper-$(CONFIG_DRM_KMS_CMA_HELPER) += drm_fb_cma_helper.o
obj-$(CONFIG_DRM_KMS_HELPER) += drm_kms_helper.o
.owner = THIS_MODULE,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_fillrect = drm_fb_helper_cfb_fillrect,
+ .fb_copyarea = drm_fb_helper_cfb_copyarea,
+ .fb_imageblit = drm_fb_helper_cfb_imageblit,
.fb_pan_display = drm_fb_helper_pan_display,
.fb_blank = drm_fb_helper_blank,
.fb_setcmap = drm_fb_helper_setcmap,
struct drm_mode_fb_cmd2 mode_cmd;
struct drm_gem_object *gobj = NULL;
struct amdgpu_bo *rbo = NULL;
- struct device *device = &adev->pdev->dev;
int ret;
unsigned long tmp;
rbo = gem_to_amdgpu_bo(gobj);
/* okay we have an object now allocate the framebuffer */
- info = framebuffer_alloc(0, device);
- if (info == NULL) {
- ret = -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
goto out_unref;
}
ret = amdgpu_framebuffer_init(adev->ddev, &rfbdev->rfb, &mode_cmd, gobj);
if (ret) {
DRM_ERROR("failed to initialize framebuffer %d\n", ret);
- goto out_unref;
+ goto out_destroy_fbi;
}
fb = &rfbdev->rfb.base;
/* setup helper */
rfbdev->helper.fb = fb;
- rfbdev->helper.fbdev = info;
memset_io(rbo->kptr, 0x0, amdgpu_bo_size(rbo));
drm_fb_helper_fill_var(info, &rfbdev->helper, sizes->fb_width, sizes->fb_height);
/* setup aperture base/size for vesafb takeover */
- info->apertures = alloc_apertures(1);
- if (!info->apertures) {
- ret = -ENOMEM;
- goto out_unref;
- }
info->apertures->ranges[0].base = adev->ddev->mode_config.fb_base;
info->apertures->ranges[0].size = adev->mc.aper_size;
if (info->screen_base == NULL) {
ret = -ENOSPC;
- goto out_unref;
- }
-
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto out_unref;
+ goto out_destroy_fbi;
}
DRM_INFO("fb mappable at 0x%lX\n", info->fix.smem_start);
vga_switcheroo_client_fb_set(adev->ddev->pdev, info);
return 0;
+out_destroy_fbi:
+ drm_fb_helper_release_fbi(helper);
out_unref:
if (rbo) {
static int amdgpu_fbdev_destroy(struct drm_device *dev, struct amdgpu_fbdev *rfbdev)
{
- struct fb_info *info;
struct amdgpu_framebuffer *rfb = &rfbdev->rfb;
- if (rfbdev->helper.fbdev) {
- info = rfbdev->helper.fbdev;
-
- unregister_framebuffer(info);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&rfbdev->helper);
+ drm_fb_helper_release_fbi(&rfbdev->helper);
if (rfb->obj) {
amdgpufb_destroy_pinned_object(rfb->obj);
void amdgpu_fbdev_set_suspend(struct amdgpu_device *adev, int state)
{
if (adev->mode_info.rfbdev)
- fb_set_suspend(adev->mode_info.rfbdev->helper.fbdev, state);
+ drm_fb_helper_set_suspend(&adev->mode_info.rfbdev->helper,
+ state);
}
int amdgpu_fbdev_total_size(struct amdgpu_device *adev)
.owner = THIS_MODULE,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_fillrect = drm_fb_helper_cfb_fillrect,
+ .fb_copyarea = drm_fb_helper_cfb_copyarea,
+ .fb_imageblit = drm_fb_helper_cfb_imageblit,
.fb_pan_display = drm_fb_helper_pan_display,
.fb_blank = drm_fb_helper_blank,
.fb_setcmap = drm_fb_helper_setcmap,
if (IS_ERR(dfb))
return PTR_ERR(dfb);
- info = framebuffer_alloc(0, dev->dev);
- if (!info) {
- ret = -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(fbh);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
goto err_fballoc;
}
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto err_fbcmap;
- }
-
strlcpy(info->fix.id, "armada-drmfb", sizeof(info->fix.id));
info->par = fbh;
info->flags = FBINFO_DEFAULT | FBINFO_CAN_FORCE_OUTPUT;
info->screen_size = obj->obj.size;
info->screen_base = ptr;
fbh->fb = &dfb->fb;
- fbh->fbdev = info;
+
drm_fb_helper_fill_fix(info, dfb->fb.pitches[0], dfb->fb.depth);
drm_fb_helper_fill_var(info, fbh, sizes->fb_width, sizes->fb_height);
return 0;
- err_fbcmap:
- framebuffer_release(info);
err_fballoc:
dfb->fb.funcs->destroy(&dfb->fb);
return ret;
return 0;
err_fb_setup:
+ drm_fb_helper_release_fbi(fbh);
drm_fb_helper_fini(fbh);
err_fb_helper:
priv->fbdev = NULL;
struct drm_fb_helper *fbh = priv->fbdev;
if (fbh) {
- struct fb_info *info = fbh->fbdev;
-
- if (info) {
- unregister_framebuffer(info);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(fbh);
+ drm_fb_helper_release_fbi(fbh);
drm_fb_helper_fini(fbh);
const struct fb_fillrect *rect)
{
struct ast_fbdev *afbdev = info->par;
- sys_fillrect(info, rect);
+ drm_fb_helper_sys_fillrect(info, rect);
ast_dirty_update(afbdev, rect->dx, rect->dy, rect->width,
rect->height);
}
const struct fb_copyarea *area)
{
struct ast_fbdev *afbdev = info->par;
- sys_copyarea(info, area);
+ drm_fb_helper_sys_copyarea(info, area);
ast_dirty_update(afbdev, area->dx, area->dy, area->width,
area->height);
}
const struct fb_image *image)
{
struct ast_fbdev *afbdev = info->par;
- sys_imageblit(info, image);
+ drm_fb_helper_sys_imageblit(info, image);
ast_dirty_update(afbdev, image->dx, image->dy, image->width,
image->height);
}
struct drm_framebuffer *fb;
struct fb_info *info;
int size, ret;
- struct device *device = &dev->pdev->dev;
void *sysram;
struct drm_gem_object *gobj = NULL;
struct ast_bo *bo = NULL;
if (!sysram)
return -ENOMEM;
- info = framebuffer_alloc(0, device);
- if (!info) {
- ret = -ENOMEM;
- goto out;
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
+ goto err_free_vram;
}
info->par = afbdev;
ret = ast_framebuffer_init(dev, &afbdev->afb, &mode_cmd, gobj);
if (ret)
- goto out;
+ goto err_release_fbi;
afbdev->sysram = sysram;
afbdev->size = size;
fb = &afbdev->afb.base;
afbdev->helper.fb = fb;
- afbdev->helper.fbdev = info;
strcpy(info->fix.id, "astdrmfb");
info->flags = FBINFO_DEFAULT | FBINFO_CAN_FORCE_OUTPUT;
info->fbops = &astfb_ops;
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto out;
- }
-
- info->apertures = alloc_apertures(1);
- if (!info->apertures) {
- ret = -ENOMEM;
- goto out;
- }
info->apertures->ranges[0].base = pci_resource_start(dev->pdev, 0);
info->apertures->ranges[0].size = pci_resource_len(dev->pdev, 0);
fb->width, fb->height);
return 0;
-out:
+
+err_release_fbi:
+ drm_fb_helper_release_fbi(helper);
+err_free_vram:
+ vfree(afbdev->sysram);
return ret;
}
static void ast_fbdev_destroy(struct drm_device *dev,
struct ast_fbdev *afbdev)
{
- struct fb_info *info;
struct ast_framebuffer *afb = &afbdev->afb;
- if (afbdev->helper.fbdev) {
- info = afbdev->helper.fbdev;
- unregister_framebuffer(info);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- }
+
+ drm_fb_helper_unregister_fbi(&afbdev->helper);
+ drm_fb_helper_release_fbi(&afbdev->helper);
if (afb->obj) {
drm_gem_object_unreference_unlocked(afb->obj);
if (!ast->fbdev)
return;
- fb_set_suspend(ast->fbdev->helper.fbdev, state);
+ drm_fb_helper_set_suspend(&ast->fbdev->helper, state);
}
uint64_t *offset)
{
struct drm_gem_object *obj;
- int ret;
struct ast_bo *bo;
- mutex_lock(&dev->struct_mutex);
obj = drm_gem_object_lookup(dev, file, handle);
- if (obj == NULL) {
- ret = -ENOENT;
- goto out_unlock;
- }
+ if (obj == NULL)
+ return -ENOENT;
bo = gem_to_ast_bo(obj);
*offset = ast_bo_mmap_offset(bo);
- drm_gem_object_unreference(obj);
- ret = 0;
-out_unlock:
- mutex_unlock(&dev->struct_mutex);
- return ret;
+ drm_gem_object_unreference_unlocked(obj);
+
+ return 0;
}
return atmel_hlcdc_plane_prepare_disc_area(s);
}
-static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c)
+static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c,
+ struct drm_crtc_state *old_s)
{
struct atmel_hlcdc_crtc *crtc = drm_crtc_to_atmel_hlcdc_crtc(c);
}
}
-static void atmel_hlcdc_crtc_atomic_flush(struct drm_crtc *crtc)
+static void atmel_hlcdc_crtc_atomic_flush(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_s)
{
/* TODO: write common plane control register if available */
}
if (bochs->fb.initialized) {
console_lock();
- fb_set_suspend(bochs->fb.helper.fbdev, 1);
+ drm_fb_helper_set_suspend(&bochs->fb.helper, 1);
console_unlock();
}
if (bochs->fb.initialized) {
console_lock();
- fb_set_suspend(bochs->fb.helper.fbdev, 0);
+ drm_fb_helper_set_suspend(&bochs->fb.helper, 0);
console_unlock();
}
.owner = THIS_MODULE,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
- .fb_fillrect = sys_fillrect,
- .fb_copyarea = sys_copyarea,
- .fb_imageblit = sys_imageblit,
+ .fb_fillrect = drm_fb_helper_sys_fillrect,
+ .fb_copyarea = drm_fb_helper_sys_copyarea,
+ .fb_imageblit = drm_fb_helper_sys_imageblit,
.fb_pan_display = drm_fb_helper_pan_display,
.fb_blank = drm_fb_helper_blank,
.fb_setcmap = drm_fb_helper_setcmap,
{
struct bochs_device *bochs =
container_of(helper, struct bochs_device, fb.helper);
- struct drm_device *dev = bochs->dev;
struct fb_info *info;
struct drm_framebuffer *fb;
struct drm_mode_fb_cmd2 mode_cmd;
- struct device *device = &dev->pdev->dev;
struct drm_gem_object *gobj = NULL;
struct bochs_bo *bo = NULL;
int size, ret;
ttm_bo_unreserve(&bo->bo);
/* init fb device */
- info = framebuffer_alloc(0, device);
- if (info == NULL)
- return -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info))
+ return PTR_ERR(info);
info->par = &bochs->fb.helper;
ret = bochs_framebuffer_init(bochs->dev, &bochs->fb.gfb, &mode_cmd, gobj);
- if (ret)
+ if (ret) {
+ drm_fb_helper_release_fbi(helper);
return ret;
+ }
bochs->fb.size = size;
/* setup helper */
fb = &bochs->fb.gfb.base;
bochs->fb.helper.fb = fb;
- bochs->fb.helper.fbdev = info;
strcpy(info->fix.id, "bochsdrmfb");
info->fix.smem_start = 0;
info->fix.smem_len = size;
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- DRM_ERROR("%s: can't allocate color map\n", info->fix.id);
- return -ENOMEM;
- }
-
return 0;
}
static int bochs_fbdev_destroy(struct bochs_device *bochs)
{
struct bochs_framebuffer *gfb = &bochs->fb.gfb;
- struct fb_info *info;
DRM_DEBUG_DRIVER("\n");
- if (bochs->fb.helper.fbdev) {
- info = bochs->fb.helper.fbdev;
-
- unregister_framebuffer(info);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&bochs->fb.helper);
+ drm_fb_helper_release_fbi(&bochs->fb.helper);
if (gfb->obj) {
drm_gem_object_unreference_unlocked(gfb->obj);
uint32_t handle, uint64_t *offset)
{
struct drm_gem_object *obj;
- int ret;
struct bochs_bo *bo;
- mutex_lock(&dev->struct_mutex);
obj = drm_gem_object_lookup(dev, file, handle);
- if (obj == NULL) {
- ret = -ENOENT;
- goto out_unlock;
- }
+ if (obj == NULL)
+ return -ENOENT;
bo = gem_to_bochs_bo(obj);
*offset = bochs_bo_mmap_offset(bo);
- drm_gem_object_unreference(obj);
- ret = 0;
-out_unlock:
- mutex_unlock(&dev->struct_mutex);
- return ret;
-
+ drm_gem_object_unreference_unlocked(obj);
+ return 0;
}
/* ---------------------------------------------------------------------- */
if (cdev->mode_info.gfbdev) {
console_lock();
- fb_set_suspend(cdev->mode_info.gfbdev->helper.fbdev, 1);
+ drm_fb_helper_set_suspend(&cdev->mode_info.gfbdev->helper, 1);
console_unlock();
}
if (cdev->mode_info.gfbdev) {
console_lock();
- fb_set_suspend(cdev->mode_info.gfbdev->helper.fbdev, 0);
+ drm_fb_helper_set_suspend(&cdev->mode_info.gfbdev->helper, 0);
console_unlock();
}
const struct fb_fillrect *rect)
{
struct cirrus_fbdev *afbdev = info->par;
- sys_fillrect(info, rect);
+ drm_fb_helper_sys_fillrect(info, rect);
cirrus_dirty_update(afbdev, rect->dx, rect->dy, rect->width,
rect->height);
}
const struct fb_copyarea *area)
{
struct cirrus_fbdev *afbdev = info->par;
- sys_copyarea(info, area);
+ drm_fb_helper_sys_copyarea(info, area);
cirrus_dirty_update(afbdev, area->dx, area->dy, area->width,
area->height);
}
const struct fb_image *image)
{
struct cirrus_fbdev *afbdev = info->par;
- sys_imageblit(info, image);
+ drm_fb_helper_sys_imageblit(info, image);
cirrus_dirty_update(afbdev, image->dx, image->dy, image->width,
image->height);
}
{
struct cirrus_fbdev *gfbdev =
container_of(helper, struct cirrus_fbdev, helper);
- struct drm_device *dev = gfbdev->helper.dev;
struct cirrus_device *cdev = gfbdev->helper.dev->dev_private;
struct fb_info *info;
struct drm_framebuffer *fb;
struct drm_mode_fb_cmd2 mode_cmd;
- struct device *device = &dev->pdev->dev;
void *sysram;
struct drm_gem_object *gobj = NULL;
struct cirrus_bo *bo = NULL;
if (!sysram)
return -ENOMEM;
- info = framebuffer_alloc(0, device);
- if (info == NULL)
- return -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info))
+ return PTR_ERR(info);
info->par = gfbdev;
/* setup helper */
gfbdev->helper.fb = fb;
- gfbdev->helper.fbdev = info;
strcpy(info->fix.id, "cirrusdrmfb");
-
info->flags = FBINFO_DEFAULT;
info->fbops = &cirrusfb_ops;
sizes->fb_height);
/* setup aperture base/size for vesafb takeover */
- info->apertures = alloc_apertures(1);
- if (!info->apertures) {
- ret = -ENOMEM;
- goto out_iounmap;
- }
info->apertures->ranges[0].base = cdev->dev->mode_config.fb_base;
info->apertures->ranges[0].size = cdev->mc.vram_size;
info->fix.mmio_start = 0;
info->fix.mmio_len = 0;
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- DRM_ERROR("%s: can't allocate color map\n", info->fix.id);
- ret = -ENOMEM;
- goto out_iounmap;
- }
-
DRM_INFO("fb mappable at 0x%lX\n", info->fix.smem_start);
DRM_INFO("vram aper at 0x%lX\n", (unsigned long)info->fix.smem_start);
DRM_INFO("size %lu\n", (unsigned long)info->fix.smem_len);
DRM_INFO(" pitch is %d\n", fb->pitches[0]);
return 0;
-out_iounmap:
- return ret;
}
static int cirrus_fbdev_destroy(struct drm_device *dev,
struct cirrus_fbdev *gfbdev)
{
- struct fb_info *info;
struct cirrus_framebuffer *gfb = &gfbdev->gfb;
- if (gfbdev->helper.fbdev) {
- info = gfbdev->helper.fbdev;
-
- unregister_framebuffer(info);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&gfbdev->helper);
+ drm_fb_helper_release_fbi(&gfbdev->helper);
if (gfb->obj) {
drm_gem_object_unreference_unlocked(gfb->obj);
uint64_t *offset)
{
struct drm_gem_object *obj;
- int ret;
struct cirrus_bo *bo;
- mutex_lock(&dev->struct_mutex);
obj = drm_gem_object_lookup(dev, file, handle);
- if (obj == NULL) {
- ret = -ENOENT;
- goto out_unlock;
- }
+ if (obj == NULL)
+ return -ENOENT;
bo = gem_to_cirrus_bo(obj);
*offset = cirrus_bo_mmap_offset(bo);
- drm_gem_object_unreference(obj);
- ret = 0;
-out_unlock:
- mutex_unlock(&dev->struct_mutex);
- return ret;
+ drm_gem_object_unreference_unlocked(obj);
+ return 0;
}
bool cirrus_check_framebuffer(struct cirrus_device *cdev, int width, int height,
if (!connector)
continue;
- WARN_ON(!drm_modeset_is_locked(&config->connection_mutex));
-
- connector->funcs->atomic_destroy_state(connector,
+ /*
+ * FIXME: Async commits can race with connector unplugging and
+ * there's currently nothing that prevents cleanup up state for
+ * deleted connectors. As long as the callback doesn't look at
+ * the connector we'll be fine though, so make sure that's the
+ * case by setting all connector pointers to NULL.
+ */
+ state->connector_states[i]->connector = NULL;
+ connector->funcs->atomic_destroy_state(NULL,
state->connector_states[i]);
state->connectors[i] = NULL;
state->connector_states[i] = NULL;
}
}
+ if (ret == 0)
+ ww_acquire_done(&state->acquire_ctx->ww_ctx);
+
return ret;
}
EXPORT_SYMBOL(drm_atomic_check_only);
if (IS_ERR(crtc_state))
return PTR_ERR(crtc_state);
- crtc_state->mode_changed = true;
+ crtc_state->connectors_changed = true;
list_for_each_entry(connector, &config->connector_list, head) {
if (connector->state->best_encoder != encoder)
idx = drm_crtc_index(connector->state->crtc);
crtc_state = state->crtc_states[idx];
- crtc_state->mode_changed = true;
+ crtc_state->connectors_changed = true;
}
if (connector_state->crtc) {
idx = drm_crtc_index(connector_state->crtc);
crtc_state = state->crtc_states[idx];
- crtc_state->mode_changed = true;
+ crtc_state->connectors_changed = true;
}
}
idx = drm_crtc_index(connector_state->crtc);
crtc_state = state->crtc_states[idx];
- crtc_state->mode_changed = true;
+ crtc_state->connectors_changed = true;
DRM_DEBUG_ATOMIC("[CONNECTOR:%d:%s] using [ENCODER:%d:%s] on [CRTC:%d]\n",
connector->base.id,
bool ret;
for_each_crtc_in_state(state, crtc, crtc_state, i) {
- if (!crtc_state->mode_changed)
+ if (!crtc_state->mode_changed &&
+ !crtc_state->connectors_changed)
continue;
drm_mode_copy(&crtc_state->adjusted_mode, &crtc_state->mode);
encoder->base.id, encoder->name);
return ret;
}
- } else {
+ } else if (funcs->mode_fixup) {
ret = funcs->mode_fixup(encoder, &crtc_state->mode,
&crtc_state->adjusted_mode);
if (!ret) {
for_each_crtc_in_state(state, crtc, crtc_state, i) {
const struct drm_crtc_helper_funcs *funcs;
- if (!crtc_state->mode_changed)
+ if (!crtc_state->mode_changed &&
+ !crtc_state->connectors_changed)
continue;
funcs = crtc->helper_private;
*
* Check the state object to see if the requested state is physically possible.
* This does all the crtc and connector related computations for an atomic
- * update. It computes and updates crtc_state->mode_changed, adds any additional
- * connectors needed for full modesets and calls down into ->mode_fixup
- * functions of the driver backend.
+ * update and adds any additional connectors needed for full modesets and calls
+ * down into ->mode_fixup functions of the driver backend.
+ *
+ * crtc_state->mode_changed is set when the input mode is changed.
+ * crtc_state->connectors_changed is set when a connector is added or
+ * removed from the crtc.
+ * crtc_state->active_changed is set when crtc_state->active changes,
+ * which is used for dpms.
*
* IMPORTANT:
*
if (crtc->state->enable != crtc_state->enable) {
DRM_DEBUG_ATOMIC("[CRTC:%d] enable changed\n",
crtc->base.id);
+
+ /*
+ * For clarity this assignment is done here, but
+ * enable == 0 is only true when there are no
+ * connectors and a NULL mode.
+ *
+ * The other way around is true as well. enable != 0
+ * iff connectors are attached and a mode is set.
+ */
crtc_state->mode_changed = true;
+ crtc_state->connectors_changed = true;
}
}
* This does all the plane update related checks using by calling into the
* ->atomic_check hooks provided by the driver.
*
+ * It also sets crtc_state->planes_changed to indicate that a crtc has
+ * updated planes.
+ *
* RETURNS
* Zero for success or -errno
*/
struct drm_crtc_state *old_crtc_state;
int i;
- /* clear out existing links */
+ /* clear out existing links and update dpms */
for_each_connector_in_state(old_state, connector, old_conn_state, i) {
- if (!connector->encoder)
- continue;
+ if (connector->encoder) {
+ WARN_ON(!connector->encoder->crtc);
- WARN_ON(!connector->encoder->crtc);
+ connector->encoder->crtc = NULL;
+ connector->encoder = NULL;
+ }
- connector->encoder->crtc = NULL;
- connector->encoder = NULL;
+ crtc = connector->state->crtc;
+ if ((!crtc && old_conn_state->crtc) ||
+ (crtc && drm_atomic_crtc_needs_modeset(crtc->state))) {
+ struct drm_property *dpms_prop =
+ dev->mode_config.dpms_property;
+ int mode = DRM_MODE_DPMS_OFF;
+
+ if (crtc && crtc->state->active)
+ mode = DRM_MODE_DPMS_ON;
+
+ connector->dpms = mode;
+ drm_object_property_set_value(&connector->base,
+ dpms_prop, mode);
+ }
}
/* set new links */
continue;
old_crtc_state->enable = true;
- old_crtc_state->last_vblank_count = drm_vblank_count(dev, i);
+ old_crtc_state->last_vblank_count = drm_crtc_vblank_count(crtc);
}
for_each_crtc_in_state(old_state, crtc, old_crtc_state, i) {
ret = wait_event_timeout(dev->vblank[i].queue,
old_crtc_state->last_vblank_count !=
- drm_vblank_count(dev, i),
+ drm_crtc_vblank_count(crtc),
msecs_to_jiffies(50));
drm_crtc_vblank_put(crtc);
if (!funcs || !funcs->atomic_begin)
continue;
- funcs->atomic_begin(crtc);
+ funcs->atomic_begin(crtc, old_crtc_state);
}
for_each_plane_in_state(old_state, plane, old_plane_state, i) {
if (!funcs || !funcs->atomic_flush)
continue;
- funcs->atomic_flush(crtc);
+ funcs->atomic_flush(crtc, old_crtc_state);
}
}
EXPORT_SYMBOL(drm_atomic_helper_commit_planes);
crtc_funcs = crtc->helper_private;
if (crtc_funcs && crtc_funcs->atomic_begin)
- crtc_funcs->atomic_begin(crtc);
+ crtc_funcs->atomic_begin(crtc, old_crtc_state);
drm_for_each_plane_mask(plane, crtc->dev, plane_mask) {
struct drm_plane_state *old_plane_state =
}
if (crtc_funcs && crtc_funcs->atomic_flush)
- crtc_funcs->atomic_flush(crtc);
+ crtc_funcs->atomic_flush(crtc, old_crtc_state);
}
EXPORT_SYMBOL(drm_atomic_helper_commit_planes_on_crtc);
* implementing the legacy DPMS connector interface. It computes the new desired
* ->active state for the corresponding CRTC (if the connector is enabled) and
* updates it.
+ *
+ * Returns:
+ * Returns 0 on success, negative errno numbers on failure.
*/
-void drm_atomic_helper_connector_dpms(struct drm_connector *connector,
- int mode)
+int drm_atomic_helper_connector_dpms(struct drm_connector *connector,
+ int mode)
{
struct drm_mode_config *config = &connector->dev->mode_config;
struct drm_atomic_state *state;
struct drm_connector *tmp_connector;
int ret;
bool active = false;
+ int old_mode = connector->dpms;
if (mode != DRM_MODE_DPMS_ON)
mode = DRM_MODE_DPMS_OFF;
crtc = connector->state->crtc;
if (!crtc)
- return;
+ return 0;
- /* FIXME: ->dpms has no return value so can't forward the -ENOMEM. */
state = drm_atomic_state_alloc(connector->dev);
if (!state)
- return;
+ return -ENOMEM;
state->acquire_ctx = drm_modeset_legacy_acquire_ctx(crtc);
retry:
crtc_state = drm_atomic_get_crtc_state(state, crtc);
- if (IS_ERR(crtc_state))
- return;
+ if (IS_ERR(crtc_state)) {
+ ret = PTR_ERR(crtc_state);
+ goto fail;
+ }
WARN_ON(!drm_modeset_is_locked(&config->connection_mutex));
if (ret != 0)
goto fail;
- /* Driver takes ownership of state on successful async commit. */
- return;
+ /* Driver takes ownership of state on successful commit. */
+ return 0;
fail:
if (ret == -EDEADLK)
goto backoff;
+ connector->dpms = old_mode;
drm_atomic_state_free(state);
- WARN(1, "Driver bug: Changing ->active failed with ret=%i\n", ret);
-
- return;
+ return ret;
backoff:
drm_atomic_state_clear(state);
drm_atomic_legacy_backoff(state);
state->mode_changed = false;
state->active_changed = false;
state->planes_changed = false;
+ state->connectors_changed = false;
state->event = NULL;
}
EXPORT_SYMBOL(__drm_atomic_helper_crtc_duplicate_state);
int drm_universal_plane_init(struct drm_device *dev, struct drm_plane *plane,
unsigned long possible_crtcs,
const struct drm_plane_funcs *funcs,
- const uint32_t *formats, uint32_t format_count,
+ const uint32_t *formats, unsigned int format_count,
enum drm_plane_type type)
{
struct drm_mode_config *config = &dev->mode_config;
int drm_plane_init(struct drm_device *dev, struct drm_plane *plane,
unsigned long possible_crtcs,
const struct drm_plane_funcs *funcs,
- const uint32_t *formats, uint32_t format_count,
+ const uint32_t *formats, unsigned int format_count,
bool is_primary)
{
enum drm_plane_type type;
/* Do DPMS ourselves */
if (property == connector->dev->mode_config.dpms_property) {
- if (connector->funcs->dpms)
- (*connector->funcs->dpms)(connector, (int)value);
ret = 0;
+ if (connector->funcs->dpms)
+ ret = (*connector->funcs->dpms)(connector, (int)value);
} else if (connector->funcs->set_property)
ret = connector->funcs->set_property(connector, property, value);
if (encoder->funcs->reset)
encoder->funcs->reset(encoder);
+ mutex_lock(&dev->mode_config.mutex);
drm_for_each_connector(connector, dev) {
connector->status = connector_status_unknown;
if (connector->funcs->reset)
connector->funcs->reset(connector);
}
+ mutex_unlock(&dev->mode_config.mutex);
}
EXPORT_SYMBOL(drm_mode_config_reset);
* implementing the DPMS connector attribute. It computes the new desired DPMS
* state for all encoders and crtcs in the output mesh and calls the ->dpms()
* callback provided by the driver appropriately.
+ *
+ * Returns:
+ * Always returns 0.
*/
-void drm_helper_connector_dpms(struct drm_connector *connector, int mode)
+int drm_helper_connector_dpms(struct drm_connector *connector, int mode)
{
struct drm_encoder *encoder = connector->encoder;
struct drm_crtc *crtc = encoder ? encoder->crtc : NULL;
int old_dpms, encoder_dpms = DRM_MODE_DPMS_OFF;
if (mode == connector->dpms)
- return;
+ return 0;
old_dpms = connector->dpms;
connector->dpms = mode;
}
}
- return;
+ return 0;
}
EXPORT_SYMBOL(drm_helper_connector_dpms);
struct drm_display_mode *mode;
struct drm_device *dev = connector->dev;
- count = sizeof(drm_dmt_modes) / sizeof(struct drm_display_mode);
+ count = ARRAY_SIZE(drm_dmt_modes);
if (hdisplay < 0)
hdisplay = 0;
if (vdisplay < 0)
static struct fb_ops drm_fbdev_cma_ops = {
.owner = THIS_MODULE,
- .fb_fillrect = sys_fillrect,
- .fb_copyarea = sys_copyarea,
- .fb_imageblit = sys_imageblit,
+ .fb_fillrect = drm_fb_helper_sys_fillrect,
+ .fb_copyarea = drm_fb_helper_sys_copyarea,
+ .fb_imageblit = drm_fb_helper_sys_imageblit,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
.fb_blank = drm_fb_helper_blank,
if (IS_ERR(obj))
return -ENOMEM;
- fbi = framebuffer_alloc(0, dev->dev);
- if (!fbi) {
- dev_err(dev->dev, "Failed to allocate framebuffer info.\n");
- ret = -ENOMEM;
+ fbi = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(fbi)) {
+ ret = PTR_ERR(fbi);
goto err_drm_gem_cma_free_object;
}
if (IS_ERR(fbdev_cma->fb)) {
dev_err(dev->dev, "Failed to allocate DRM framebuffer.\n");
ret = PTR_ERR(fbdev_cma->fb);
- goto err_framebuffer_release;
+ goto err_fb_info_destroy;
}
fb = &fbdev_cma->fb->fb;
helper->fb = fb;
- helper->fbdev = fbi;
fbi->par = helper;
fbi->flags = FBINFO_FLAG_DEFAULT;
fbi->fbops = &drm_fbdev_cma_ops;
- ret = fb_alloc_cmap(&fbi->cmap, 256, 0);
- if (ret) {
- dev_err(dev->dev, "Failed to allocate color map.\n");
- goto err_drm_fb_cma_destroy;
- }
-
drm_fb_helper_fill_fix(fbi, fb->pitches[0], fb->depth);
drm_fb_helper_fill_var(fbi, helper, sizes->fb_width, sizes->fb_height);
return 0;
-err_drm_fb_cma_destroy:
- drm_framebuffer_unregister_private(fb);
- drm_fb_cma_destroy(fb);
-err_framebuffer_release:
- framebuffer_release(fbi);
+err_fb_info_destroy:
+ drm_fb_helper_release_fbi(helper);
err_drm_gem_cma_free_object:
drm_gem_cma_free_object(&obj->base);
return ret;
*/
void drm_fbdev_cma_fini(struct drm_fbdev_cma *fbdev_cma)
{
- if (fbdev_cma->fb_helper.fbdev) {
- struct fb_info *info;
- int ret;
-
- info = fbdev_cma->fb_helper.fbdev;
- ret = unregister_framebuffer(info);
- if (ret < 0)
- DRM_DEBUG_KMS("failed unregister_framebuffer()\n");
-
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
-
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&fbdev_cma->fb_helper);
+ drm_fb_helper_release_fbi(&fbdev_cma->fb_helper);
if (fbdev_cma->fb) {
drm_framebuffer_unregister_private(&fbdev_cma->fb->fb);
* Teardown is done with drm_fb_helper_fini().
*
* At runtime drivers should restore the fbdev console by calling
- * drm_fb_helper_restore_fbdev_mode() from their ->lastclose callback. They
- * should also notify the fb helper code from updates to the output
+ * drm_fb_helper_restore_fbdev_mode_unlocked() from their ->lastclose callback.
+ * They should also notify the fb helper code from updates to the output
* configuration by calling drm_fb_helper_hotplug_event(). For easier
* integration with the output polling code in drm_crtc_helper.c the modeset
* code provides a ->output_poll_changed callback.
}
set->num_connectors--;
- /* because i915 is pissy about this..
+ /*
* TODO maybe need to makes sure we set it back to !=NULL somewhere?
*/
- if (set->num_connectors == 0)
+ if (set->num_connectors == 0) {
set->fb = NULL;
+ drm_mode_destroy(connector->dev, set->mode);
+ set->mode = NULL;
+ }
}
int drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper,
}
return error;
}
-/**
- * drm_fb_helper_restore_fbdev_mode - restore fbdev configuration
- * @fb_helper: fbcon to restore
- *
- * This should be called from driver's drm ->lastclose callback
- * when implementing an fbcon on top of kms using this helper. This ensures that
- * the user isn't greeted with a black screen when e.g. X dies.
- *
- * Use this variant if you need to bypass locking (panic), or already
- * hold all modeset locks. Otherwise use drm_fb_helper_restore_fbdev_mode_unlocked()
- */
-static bool drm_fb_helper_restore_fbdev_mode(struct drm_fb_helper *fb_helper)
-{
- return restore_fbdev_mode(fb_helper);
-}
/**
* drm_fb_helper_restore_fbdev_mode_unlocked - restore fbdev configuration
}
EXPORT_SYMBOL(drm_fb_helper_restore_fbdev_mode_unlocked);
-/*
- * restore fbcon display for all kms driver's using this helper, used for sysrq
- * and panic handling.
- */
-static bool drm_fb_helper_force_kernel_mode(void)
-{
- bool ret, error = false;
- struct drm_fb_helper *helper;
-
- if (list_empty(&kernel_fb_helper_list))
- return false;
-
- list_for_each_entry(helper, &kernel_fb_helper_list, kernel_fb_list) {
- struct drm_device *dev = helper->dev;
-
- if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
- continue;
-
- /*
- * NOTE: Use trylock mode to avoid deadlocks and sleeping in
- * panic context.
- */
- if (__drm_modeset_lock_all(dev, true) != 0) {
- error = true;
- continue;
- }
-
- ret = drm_fb_helper_restore_fbdev_mode(helper);
- if (ret)
- error = true;
-
- drm_modeset_unlock_all(dev);
- }
- return error;
-}
-
static bool drm_fb_helper_is_bound(struct drm_fb_helper *fb_helper)
{
struct drm_device *dev = fb_helper->dev;
}
#ifdef CONFIG_MAGIC_SYSRQ
+/*
+ * restore fbcon display for all kms driver's using this helper, used for sysrq
+ * and panic handling.
+ */
+static bool drm_fb_helper_force_kernel_mode(void)
+{
+ bool ret, error = false;
+ struct drm_fb_helper *helper;
+
+ if (list_empty(&kernel_fb_helper_list))
+ return false;
+
+ list_for_each_entry(helper, &kernel_fb_helper_list, kernel_fb_list) {
+ struct drm_device *dev = helper->dev;
+
+ if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
+ continue;
+
+ drm_modeset_lock_all(dev);
+ ret = restore_fbdev_mode(helper);
+ if (ret)
+ error = true;
+ drm_modeset_unlock_all(dev);
+ }
+ return error;
+}
+
static void drm_fb_helper_restore_work_fn(struct work_struct *ignored)
{
bool ret;
struct drm_connector *connector;
int i, j;
- /*
- * fbdev->blank can be called from irq context in case of a panic.
- * Since we already have our own special panic handler which will
- * restore the fbdev console mode completely, just bail out early.
- */
- if (oops_in_progress)
- return;
-
/*
* For each CRTC in this fb, turn the connectors on/off.
*/
*/
int drm_fb_helper_blank(int blank, struct fb_info *info)
{
+ if (oops_in_progress)
+ return -EBUSY;
+
switch (blank) {
/* Display: On; HSync: On, VSync: On */
case FB_BLANK_UNBLANK:
}
EXPORT_SYMBOL(drm_fb_helper_init);
+/**
+ * drm_fb_helper_alloc_fbi - allocate fb_info and some of its members
+ * @fb_helper: driver-allocated fbdev helper
+ *
+ * A helper to alloc fb_info and the members cmap and apertures. Called
+ * by the driver within the fb_probe fb_helper callback function.
+ *
+ * RETURNS:
+ * fb_info pointer if things went okay, pointer containing error code
+ * otherwise
+ */
+struct fb_info *drm_fb_helper_alloc_fbi(struct drm_fb_helper *fb_helper)
+{
+ struct device *dev = fb_helper->dev->dev;
+ struct fb_info *info;
+ int ret;
+
+ info = framebuffer_alloc(0, dev);
+ if (!info)
+ return ERR_PTR(-ENOMEM);
+
+ ret = fb_alloc_cmap(&info->cmap, 256, 0);
+ if (ret)
+ goto err_release;
+
+ info->apertures = alloc_apertures(1);
+ if (!info->apertures) {
+ ret = -ENOMEM;
+ goto err_free_cmap;
+ }
+
+ fb_helper->fbdev = info;
+
+ return info;
+
+err_free_cmap:
+ fb_dealloc_cmap(&info->cmap);
+err_release:
+ framebuffer_release(info);
+ return ERR_PTR(ret);
+}
+EXPORT_SYMBOL(drm_fb_helper_alloc_fbi);
+
+/**
+ * drm_fb_helper_unregister_fbi - unregister fb_info framebuffer device
+ * @fb_helper: driver-allocated fbdev helper
+ *
+ * A wrapper around unregister_framebuffer, to release the fb_info
+ * framebuffer device
+ */
+void drm_fb_helper_unregister_fbi(struct drm_fb_helper *fb_helper)
+{
+ if (fb_helper && fb_helper->fbdev)
+ unregister_framebuffer(fb_helper->fbdev);
+}
+EXPORT_SYMBOL(drm_fb_helper_unregister_fbi);
+
+/**
+ * drm_fb_helper_release_fbi - dealloc fb_info and its members
+ * @fb_helper: driver-allocated fbdev helper
+ *
+ * A helper to free memory taken by fb_info and the members cmap and
+ * apertures
+ */
+void drm_fb_helper_release_fbi(struct drm_fb_helper *fb_helper)
+{
+ if (fb_helper) {
+ struct fb_info *info = fb_helper->fbdev;
+
+ if (info) {
+ if (info->cmap.len)
+ fb_dealloc_cmap(&info->cmap);
+ framebuffer_release(info);
+ }
+
+ fb_helper->fbdev = NULL;
+ }
+}
+EXPORT_SYMBOL(drm_fb_helper_release_fbi);
+
void drm_fb_helper_fini(struct drm_fb_helper *fb_helper)
{
if (!list_empty(&fb_helper->kernel_fb_list)) {
}
EXPORT_SYMBOL(drm_fb_helper_fini);
+/**
+ * drm_fb_helper_unlink_fbi - wrapper around unlink_framebuffer
+ * @fb_helper: driver-allocated fbdev helper
+ *
+ * A wrapper around unlink_framebuffer implemented by fbdev core
+ */
+void drm_fb_helper_unlink_fbi(struct drm_fb_helper *fb_helper)
+{
+ if (fb_helper && fb_helper->fbdev)
+ unlink_framebuffer(fb_helper->fbdev);
+}
+EXPORT_SYMBOL(drm_fb_helper_unlink_fbi);
+
+/**
+ * drm_fb_helper_sys_read - wrapper around fb_sys_read
+ * @info: fb_info struct pointer
+ * @buf: userspace buffer to read from framebuffer memory
+ * @count: number of bytes to read from framebuffer memory
+ * @ppos: read offset within framebuffer memory
+ *
+ * A wrapper around fb_sys_read implemented by fbdev core
+ */
+ssize_t drm_fb_helper_sys_read(struct fb_info *info, char __user *buf,
+ size_t count, loff_t *ppos)
+{
+ return fb_sys_read(info, buf, count, ppos);
+}
+EXPORT_SYMBOL(drm_fb_helper_sys_read);
+
+/**
+ * drm_fb_helper_sys_write - wrapper around fb_sys_write
+ * @info: fb_info struct pointer
+ * @buf: userspace buffer to write to framebuffer memory
+ * @count: number of bytes to write to framebuffer memory
+ * @ppos: write offset within framebuffer memory
+ *
+ * A wrapper around fb_sys_write implemented by fbdev core
+ */
+ssize_t drm_fb_helper_sys_write(struct fb_info *info, const char __user *buf,
+ size_t count, loff_t *ppos)
+{
+ return fb_sys_write(info, buf, count, ppos);
+}
+EXPORT_SYMBOL(drm_fb_helper_sys_write);
+
+/**
+ * drm_fb_helper_sys_fillrect - wrapper around sys_fillrect
+ * @info: fbdev registered by the helper
+ * @rect: info about rectangle to fill
+ *
+ * A wrapper around sys_fillrect implemented by fbdev core
+ */
+void drm_fb_helper_sys_fillrect(struct fb_info *info,
+ const struct fb_fillrect *rect)
+{
+ sys_fillrect(info, rect);
+}
+EXPORT_SYMBOL(drm_fb_helper_sys_fillrect);
+
+/**
+ * drm_fb_helper_sys_copyarea - wrapper around sys_copyarea
+ * @info: fbdev registered by the helper
+ * @area: info about area to copy
+ *
+ * A wrapper around sys_copyarea implemented by fbdev core
+ */
+void drm_fb_helper_sys_copyarea(struct fb_info *info,
+ const struct fb_copyarea *area)
+{
+ sys_copyarea(info, area);
+}
+EXPORT_SYMBOL(drm_fb_helper_sys_copyarea);
+
+/**
+ * drm_fb_helper_sys_imageblit - wrapper around sys_imageblit
+ * @info: fbdev registered by the helper
+ * @image: info about image to blit
+ *
+ * A wrapper around sys_imageblit implemented by fbdev core
+ */
+void drm_fb_helper_sys_imageblit(struct fb_info *info,
+ const struct fb_image *image)
+{
+ sys_imageblit(info, image);
+}
+EXPORT_SYMBOL(drm_fb_helper_sys_imageblit);
+
+/**
+ * drm_fb_helper_cfb_fillrect - wrapper around cfb_fillrect
+ * @info: fbdev registered by the helper
+ * @rect: info about rectangle to fill
+ *
+ * A wrapper around cfb_imageblit implemented by fbdev core
+ */
+void drm_fb_helper_cfb_fillrect(struct fb_info *info,
+ const struct fb_fillrect *rect)
+{
+ cfb_fillrect(info, rect);
+}
+EXPORT_SYMBOL(drm_fb_helper_cfb_fillrect);
+
+/**
+ * drm_fb_helper_cfb_copyarea - wrapper around cfb_copyarea
+ * @info: fbdev registered by the helper
+ * @area: info about area to copy
+ *
+ * A wrapper around cfb_copyarea implemented by fbdev core
+ */
+void drm_fb_helper_cfb_copyarea(struct fb_info *info,
+ const struct fb_copyarea *area)
+{
+ cfb_copyarea(info, area);
+}
+EXPORT_SYMBOL(drm_fb_helper_cfb_copyarea);
+
+/**
+ * drm_fb_helper_cfb_imageblit - wrapper around cfb_imageblit
+ * @info: fbdev registered by the helper
+ * @image: info about image to blit
+ *
+ * A wrapper around cfb_imageblit implemented by fbdev core
+ */
+void drm_fb_helper_cfb_imageblit(struct fb_info *info,
+ const struct fb_image *image)
+{
+ cfb_imageblit(info, image);
+}
+EXPORT_SYMBOL(drm_fb_helper_cfb_imageblit);
+
+/**
+ * drm_fb_helper_set_suspend - wrapper around fb_set_suspend
+ * @fb_helper: driver-allocated fbdev helper
+ * @state: desired state, zero to resume, non-zero to suspend
+ *
+ * A wrapper around fb_set_suspend implemented by fbdev core
+ */
+void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, int state)
+{
+ if (fb_helper && fb_helper->fbdev)
+ fb_set_suspend(fb_helper->fbdev, state);
+}
+EXPORT_SYMBOL(drm_fb_helper_set_suspend);
+
static int setcolreg(struct drm_crtc *crtc, u16 red, u16 green,
u16 blue, u16 regno, struct fb_info *info)
{
int i, j, rc = 0;
int start;
- if (__drm_modeset_lock_all(dev, !!oops_in_progress)) {
+ if (oops_in_progress)
return -EBUSY;
- }
+
+ drm_modeset_lock_all(dev);
if (!drm_fb_helper_is_bound(fb_helper)) {
drm_modeset_unlock_all(dev);
return -EBUSY;
struct drm_fb_helper *fb_helper = info->par;
struct fb_var_screeninfo *var = &info->var;
+ if (oops_in_progress)
+ return -EBUSY;
+
if (var->pixclock != 0) {
DRM_ERROR("PIXEL CLOCK SET\n");
return -EINVAL;
int ret = 0;
int i;
- if (__drm_modeset_lock_all(dev, !!oops_in_progress)) {
+ if (oops_in_progress)
return -EBUSY;
- }
+
+ drm_modeset_lock_all(dev);
if (!drm_fb_helper_is_bound(fb_helper)) {
drm_modeset_unlock_all(dev);
return -EBUSY;
struct drm_gem_object *obj = (struct drm_gem_object *) kref;
struct drm_device *dev = obj->dev;
- BUG_ON(!mutex_is_locked(&dev->struct_mutex));
+ WARN_ON(!mutex_is_locked(&dev->struct_mutex));
if (dev->driver->gem_free_object != NULL)
dev->driver->gem_free_object(obj);
{
struct drm_gem_object *gem_obj;
- mutex_lock(&drm->struct_mutex);
-
gem_obj = drm_gem_object_lookup(drm, file_priv, handle);
if (!gem_obj) {
dev_err(drm->dev, "failed to lookup GEM object\n");
- mutex_unlock(&drm->struct_mutex);
return -EINVAL;
}
*offset = drm_vma_node_offset_addr(&gem_obj->vma_node);
- drm_gem_object_unreference(gem_obj);
-
- mutex_unlock(&drm->struct_mutex);
+ drm_gem_object_unreference_unlocked(gem_obj);
return 0;
}
#include <linux/export.h>
/* Access macro for slots in vblank timestamp ringbuffer. */
-#define vblanktimestamp(dev, crtc, count) \
- ((dev)->vblank[crtc].time[(count) % DRM_VBLANKTIME_RBSIZE])
+#define vblanktimestamp(dev, pipe, count) \
+ ((dev)->vblank[pipe].time[(count) % DRM_VBLANKTIME_RBSIZE])
/* Retry timestamp calculation up to 3 times to satisfy
* drm_timestamp_precision before giving up.
#define DRM_REDUNDANT_VBLIRQ_THRESH_NS 1000000
static bool
-drm_get_last_vbltimestamp(struct drm_device *dev, int crtc,
+drm_get_last_vbltimestamp(struct drm_device *dev, unsigned int pipe,
struct timeval *tvblank, unsigned flags);
static unsigned int drm_timestamp_precision = 20; /* Default to 20 usecs. */
/**
* drm_update_vblank_count - update the master vblank counter
* @dev: DRM device
- * @crtc: counter to update
+ * @pipe: counter to update
*
* Call back into the driver to update the appropriate vblank counter
* (specified by @crtc). Deal with wraparound, if it occurred, and
* Note: caller must hold dev->vbl_lock since this reads & writes
* device vblank fields.
*/
-static void drm_update_vblank_count(struct drm_device *dev, int crtc)
+static void drm_update_vblank_count(struct drm_device *dev, unsigned int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
u32 cur_vblank, diff;
bool rc;
struct timeval t_vblank;
* corresponding vblank timestamp.
*/
do {
- cur_vblank = dev->driver->get_vblank_counter(dev, crtc);
- rc = drm_get_last_vbltimestamp(dev, crtc, &t_vblank, 0);
- } while (cur_vblank != dev->driver->get_vblank_counter(dev, crtc));
+ cur_vblank = dev->driver->get_vblank_counter(dev, pipe);
+ rc = drm_get_last_vbltimestamp(dev, pipe, &t_vblank, 0);
+ } while (cur_vblank != dev->driver->get_vblank_counter(dev, pipe));
/* Deal with counter wrap */
diff = cur_vblank - vblank->last;
if (cur_vblank < vblank->last) {
diff += dev->max_vblank_count + 1;
- DRM_DEBUG("last_vblank[%d]=0x%x, cur_vblank=0x%x => diff=0x%x\n",
- crtc, vblank->last, cur_vblank, diff);
+ DRM_DEBUG("last_vblank[%u]=0x%x, cur_vblank=0x%x => diff=0x%x\n",
+ pipe, vblank->last, cur_vblank, diff);
}
- DRM_DEBUG("updating vblank count on crtc %d, missed %d\n",
- crtc, diff);
+ DRM_DEBUG("updating vblank count on crtc %u, missed %d\n",
+ pipe, diff);
if (diff == 0)
return;
if (!rc)
t_vblank = (struct timeval) {0, 0};
- store_vblank(dev, crtc, diff, &t_vblank);
+ store_vblank(dev, pipe, diff, &t_vblank);
}
/*
* are preserved, even if there are any spurious vblank irq's after
* disable.
*/
-static void vblank_disable_and_save(struct drm_device *dev, int crtc)
+static void vblank_disable_and_save(struct drm_device *dev, unsigned int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
unsigned long irqflags;
u32 vblcount;
s64 diff_ns;
* vblank interrupt is disabled.
*/
if (!vblank->enabled &&
- drm_get_last_vbltimestamp(dev, crtc, &tvblank, 0)) {
- drm_update_vblank_count(dev, crtc);
+ drm_get_last_vbltimestamp(dev, pipe, &tvblank, 0)) {
+ drm_update_vblank_count(dev, pipe);
spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags);
return;
}
* hardware potentially runtime suspended.
*/
if (vblank->enabled) {
- dev->driver->disable_vblank(dev, crtc);
+ dev->driver->disable_vblank(dev, pipe);
vblank->enabled = false;
}
* delayed gpu counter increment.
*/
do {
- vblank->last = dev->driver->get_vblank_counter(dev, crtc);
- vblrc = drm_get_last_vbltimestamp(dev, crtc, &tvblank, 0);
- } while (vblank->last != dev->driver->get_vblank_counter(dev, crtc) && (--count) && vblrc);
+ vblank->last = dev->driver->get_vblank_counter(dev, pipe);
+ vblrc = drm_get_last_vbltimestamp(dev, pipe, &tvblank, 0);
+ } while (vblank->last != dev->driver->get_vblank_counter(dev, pipe) && (--count) && vblrc);
if (!count)
vblrc = 0;
*/
vblcount = vblank->count;
diff_ns = timeval_to_ns(&tvblank) -
- timeval_to_ns(&vblanktimestamp(dev, crtc, vblcount));
+ timeval_to_ns(&vblanktimestamp(dev, pipe, vblcount));
/* If there is at least 1 msec difference between the last stored
* timestamp and tvblank, then we are currently executing our
* hope for the best.
*/
if (vblrc && (abs64(diff_ns) > 1000000))
- store_vblank(dev, crtc, 1, &tvblank);
+ store_vblank(dev, pipe, 1, &tvblank);
spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags);
}
{
struct drm_vblank_crtc *vblank = (void *)arg;
struct drm_device *dev = vblank->dev;
+ unsigned int pipe = vblank->pipe;
unsigned long irqflags;
- int crtc = vblank->crtc;
if (!dev->vblank_disable_allowed)
return;
spin_lock_irqsave(&dev->vbl_lock, irqflags);
if (atomic_read(&vblank->refcount) == 0 && vblank->enabled) {
- DRM_DEBUG("disabling vblank on crtc %d\n", crtc);
- vblank_disable_and_save(dev, crtc);
+ DRM_DEBUG("disabling vblank on crtc %u\n", pipe);
+ vblank_disable_and_save(dev, pipe);
}
spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
}
*/
void drm_vblank_cleanup(struct drm_device *dev)
{
- int crtc;
+ unsigned int pipe;
/* Bail if the driver didn't call drm_vblank_init() */
if (dev->num_crtcs == 0)
return;
- for (crtc = 0; crtc < dev->num_crtcs; crtc++) {
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ for (pipe = 0; pipe < dev->num_crtcs; pipe++) {
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
WARN_ON(vblank->enabled &&
drm_core_check_feature(dev, DRIVER_MODESET));
/**
* drm_vblank_init - initialize vblank support
- * @dev: drm_device
- * @num_crtcs: number of crtcs supported by @dev
+ * @dev: DRM device
+ * @num_crtcs: number of CRTCs supported by @dev
*
* This function initializes vblank support for @num_crtcs display pipelines.
*
* Returns:
* Zero on success or a negative error code on failure.
*/
-int drm_vblank_init(struct drm_device *dev, int num_crtcs)
+int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs)
{
- int i, ret = -ENOMEM;
+ int ret = -ENOMEM;
+ unsigned int i;
spin_lock_init(&dev->vbl_lock);
spin_lock_init(&dev->vblank_time_lock);
struct drm_vblank_crtc *vblank = &dev->vblank[i];
vblank->dev = dev;
- vblank->crtc = i;
+ vblank->pipe = i;
init_waitqueue_head(&vblank->queue);
setup_timer(&vblank->disable_timer, vblank_disable_fn,
(unsigned long)vblank);
if (mode->flags & DRM_MODE_FLAG_INTERLACE)
framedur_ns /= 2;
} else
- DRM_ERROR("crtc %d: Can't calculate constants, dotclock = 0!\n",
+ DRM_ERROR("crtc %u: Can't calculate constants, dotclock = 0!\n",
crtc->base.id);
crtc->pixeldur_ns = pixeldur_ns;
crtc->linedur_ns = linedur_ns;
crtc->framedur_ns = framedur_ns;
- DRM_DEBUG("crtc %d: hwmode: htotal %d, vtotal %d, vdisplay %d\n",
+ DRM_DEBUG("crtc %u: hwmode: htotal %d, vtotal %d, vdisplay %d\n",
crtc->base.id, mode->crtc_htotal,
mode->crtc_vtotal, mode->crtc_vdisplay);
- DRM_DEBUG("crtc %d: clock %d kHz framedur %d linedur %d, pixeldur %d\n",
+ DRM_DEBUG("crtc %u: clock %d kHz framedur %d linedur %d, pixeldur %d\n",
crtc->base.id, dotclock, framedur_ns,
linedur_ns, pixeldur_ns);
}
/**
* drm_calc_vbltimestamp_from_scanoutpos - precise vblank timestamp helper
* @dev: DRM device
- * @crtc: Which CRTC's vblank timestamp to retrieve
+ * @pipe: index of CRTC whose vblank timestamp to retrieve
* @max_error: Desired maximum allowable error in timestamps (nanosecs)
* On return contains true maximum error of timestamp
* @vblank_time: Pointer to struct timeval which should receive the timestamp
* DRM_VBLANKTIME_INVBL - Timestamp taken while scanout was in vblank interval.
*
*/
-int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, int crtc,
+int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev,
+ unsigned int pipe,
int *max_error,
struct timeval *vblank_time,
unsigned flags,
int framedur_ns, linedur_ns, pixeldur_ns, delta_ns, duration_ns;
bool invbl;
- if (crtc < 0 || crtc >= dev->num_crtcs) {
- DRM_ERROR("Invalid crtc %d\n", crtc);
+ if (pipe >= dev->num_crtcs) {
+ DRM_ERROR("Invalid crtc %u\n", pipe);
return -EINVAL;
}
* Happens during initial modesetting of a crtc.
*/
if (framedur_ns == 0) {
- DRM_DEBUG("crtc %d: Noop due to uninitialized mode.\n", crtc);
+ DRM_DEBUG("crtc %u: Noop due to uninitialized mode.\n", pipe);
return -EAGAIN;
}
* Get vertical and horizontal scanout position vpos, hpos,
* and bounding timestamps stime, etime, pre/post query.
*/
- vbl_status = dev->driver->get_scanout_position(dev, crtc, flags, &vpos,
+ vbl_status = dev->driver->get_scanout_position(dev, pipe, flags, &vpos,
&hpos, &stime, &etime);
/* Return as no-op if scanout query unsupported or failed. */
if (!(vbl_status & DRM_SCANOUTPOS_VALID)) {
- DRM_DEBUG("crtc %d : scanoutpos query failed [%d].\n",
- crtc, vbl_status);
+ DRM_DEBUG("crtc %u : scanoutpos query failed [%d].\n",
+ pipe, vbl_status);
return -EIO;
}
/* Noisy system timing? */
if (i == DRM_TIMESTAMP_MAXRETRIES) {
- DRM_DEBUG("crtc %d: Noisy timestamp %d us > %d us [%d reps].\n",
- crtc, duration_ns/1000, *max_error/1000, i);
+ DRM_DEBUG("crtc %u: Noisy timestamp %d us > %d us [%d reps].\n",
+ pipe, duration_ns/1000, *max_error/1000, i);
}
/* Return upper bound of timestamp precision error. */
etime = ktime_sub_ns(etime, delta_ns);
*vblank_time = ktime_to_timeval(etime);
- DRM_DEBUG("crtc %d : v %d p(%d,%d)@ %ld.%ld -> %ld.%ld [e %d us, %d rep]\n",
- crtc, (int)vbl_status, hpos, vpos,
+ DRM_DEBUG("crtc %u : v %d p(%d,%d)@ %ld.%ld -> %ld.%ld [e %d us, %d rep]\n",
+ pipe, (int)vbl_status, hpos, vpos,
(long)tv_etime.tv_sec, (long)tv_etime.tv_usec,
(long)vblank_time->tv_sec, (long)vblank_time->tv_usec,
duration_ns/1000, i);
* drm_get_last_vbltimestamp - retrieve raw timestamp for the most recent
* vblank interval
* @dev: DRM device
- * @crtc: which CRTC's vblank timestamp to retrieve
+ * @pipe: index of CRTC whose vblank timestamp to retrieve
* @tvblank: Pointer to target struct timeval which should receive the timestamp
* @flags: Flags to pass to driver:
* 0 = Default,
* True if timestamp is considered to be very precise, false otherwise.
*/
static bool
-drm_get_last_vbltimestamp(struct drm_device *dev, int crtc,
+drm_get_last_vbltimestamp(struct drm_device *dev, unsigned int pipe,
struct timeval *tvblank, unsigned flags)
{
int ret;
/* Query driver if possible and precision timestamping enabled. */
if (dev->driver->get_vblank_timestamp && (max_error > 0)) {
- ret = dev->driver->get_vblank_timestamp(dev, crtc, &max_error,
+ ret = dev->driver->get_vblank_timestamp(dev, pipe, &max_error,
tvblank, flags);
if (ret > 0)
return true;
/**
* drm_vblank_count - retrieve "cooked" vblank counter value
* @dev: DRM device
- * @crtc: which counter to retrieve
+ * @pipe: index of CRTC for which to retrieve the counter
*
* Fetches the "cooked" vblank count value that represents the number of
* vblank events since the system was booted, including lost events due to
* Returns:
* The software vblank counter.
*/
-u32 drm_vblank_count(struct drm_device *dev, int crtc)
+u32 drm_vblank_count(struct drm_device *dev, int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
- if (WARN_ON(crtc >= dev->num_crtcs))
+ if (WARN_ON(pipe >= dev->num_crtcs))
return 0;
+
return vblank->count;
}
EXPORT_SYMBOL(drm_vblank_count);
EXPORT_SYMBOL(drm_crtc_vblank_count);
/**
- * drm_vblank_count_and_time - retrieve "cooked" vblank counter value
- * and the system timestamp corresponding to that vblank counter value.
- *
+ * drm_vblank_count_and_time - retrieve "cooked" vblank counter value and the
+ * system timestamp corresponding to that vblank counter value.
* @dev: DRM device
- * @crtc: which counter to retrieve
+ * @pipe: index of CRTC whose counter to retrieve
* @vblanktime: Pointer to struct timeval to receive the vblank timestamp.
*
* Fetches the "cooked" vblank count value that represents the number of
* modesetting activity. Returns corresponding system timestamp of the time
* of the vblank interval that corresponds to the current vblank counter value.
*/
-u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc,
+u32 drm_vblank_count_and_time(struct drm_device *dev, unsigned int pipe,
struct timeval *vblanktime)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
u32 cur_vblank;
- if (WARN_ON(crtc >= dev->num_crtcs))
+ if (WARN_ON(pipe >= dev->num_crtcs))
return 0;
/*
do {
cur_vblank = vblank->count;
smp_rmb();
- *vblanktime = vblanktimestamp(dev, crtc, cur_vblank);
+ *vblanktime = vblanktimestamp(dev, pipe, cur_vblank);
smp_rmb();
} while (cur_vblank != vblank->count);
/**
* drm_send_vblank_event - helper to send vblank event after pageflip
* @dev: DRM device
- * @crtc: CRTC in question
+ * @pipe: CRTC index
* @e: the event to send
*
* Updates sequence # and timestamp on event, and sends it to userspace.
*
* This is the legacy version of drm_crtc_send_vblank_event().
*/
-void drm_send_vblank_event(struct drm_device *dev, int crtc,
- struct drm_pending_vblank_event *e)
+void drm_send_vblank_event(struct drm_device *dev, unsigned int pipe,
+ struct drm_pending_vblank_event *e)
{
struct timeval now;
unsigned int seq;
- if (crtc >= 0) {
- seq = drm_vblank_count_and_time(dev, crtc, &now);
+ if (dev->num_crtcs > 0) {
+ seq = drm_vblank_count_and_time(dev, pipe, &now);
} else {
seq = 0;
now = get_drm_timestamp();
}
- e->pipe = crtc;
+ e->pipe = pipe;
send_vblank_event(dev, e, seq, &now);
}
EXPORT_SYMBOL(drm_send_vblank_event);
/**
* drm_vblank_enable - enable the vblank interrupt on a CRTC
* @dev: DRM device
- * @crtc: CRTC in question
+ * @pipe: CRTC index
+ *
+ * Returns:
+ * Zero on success or a negative error code on failure.
*/
-static int drm_vblank_enable(struct drm_device *dev, int crtc)
+static int drm_vblank_enable(struct drm_device *dev, unsigned int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
int ret = 0;
assert_spin_locked(&dev->vbl_lock);
* timestamps. Filtercode in drm_handle_vblank() will
* prevent double-accounting of same vblank interval.
*/
- ret = dev->driver->enable_vblank(dev, crtc);
- DRM_DEBUG("enabling vblank on crtc %d, ret: %d\n", crtc, ret);
+ ret = dev->driver->enable_vblank(dev, pipe);
+ DRM_DEBUG("enabling vblank on crtc %u, ret: %d\n", pipe, ret);
if (ret)
atomic_dec(&vblank->refcount);
else {
vblank->enabled = true;
- drm_update_vblank_count(dev, crtc);
+ drm_update_vblank_count(dev, pipe);
}
}
/**
* drm_vblank_get - get a reference count on vblank events
* @dev: DRM device
- * @crtc: which CRTC to own
+ * @pipe: index of CRTC to own
*
* Acquire a reference count on vblank events to avoid having them disabled
* while in use.
* This is the legacy version of drm_crtc_vblank_get().
*
* Returns:
- * Zero on success, nonzero on failure.
+ * Zero on success or a negative error code on failure.
*/
-int drm_vblank_get(struct drm_device *dev, int crtc)
+int drm_vblank_get(struct drm_device *dev, unsigned int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
unsigned long irqflags;
int ret = 0;
if (!dev->num_crtcs)
return -EINVAL;
- if (WARN_ON(crtc >= dev->num_crtcs))
+ if (WARN_ON(pipe >= dev->num_crtcs))
return -EINVAL;
spin_lock_irqsave(&dev->vbl_lock, irqflags);
/* Going from 0->1 means we have to enable interrupts again */
if (atomic_add_return(1, &vblank->refcount) == 1) {
- ret = drm_vblank_enable(dev, crtc);
+ ret = drm_vblank_enable(dev, pipe);
} else {
if (!vblank->enabled) {
atomic_dec(&vblank->refcount);
* This is the native kms version of drm_vblank_get().
*
* Returns:
- * Zero on success, nonzero on failure.
+ * Zero on success or a negative error code on failure.
*/
int drm_crtc_vblank_get(struct drm_crtc *crtc)
{
EXPORT_SYMBOL(drm_crtc_vblank_get);
/**
- * drm_vblank_put - give up ownership of vblank events
+ * drm_vblank_put - release ownership of vblank events
* @dev: DRM device
- * @crtc: which counter to give up
+ * @pipe: index of CRTC to release
*
* Release ownership of a given vblank counter, turning off interrupts
* if possible. Disable interrupts after drm_vblank_offdelay milliseconds.
*
* This is the legacy version of drm_crtc_vblank_put().
*/
-void drm_vblank_put(struct drm_device *dev, int crtc)
+void drm_vblank_put(struct drm_device *dev, unsigned int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
- if (WARN_ON(atomic_read(&vblank->refcount) == 0))
+ if (WARN_ON(pipe >= dev->num_crtcs))
return;
- if (WARN_ON(crtc >= dev->num_crtcs))
+ if (WARN_ON(atomic_read(&vblank->refcount) == 0))
return;
/* Last user schedules interrupt disable */
/**
* drm_wait_one_vblank - wait for one vblank
* @dev: DRM device
- * @crtc: crtc index
+ * @pipe: CRTC index
*
* This waits for one vblank to pass on @crtc, using the irq driver interfaces.
* It is a failure to call this when the vblank irq for @crtc is disabled, e.g.
* due to lack of driver support or because the crtc is off.
*/
-void drm_wait_one_vblank(struct drm_device *dev, int crtc)
+void drm_wait_one_vblank(struct drm_device *dev, unsigned int pipe)
{
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
int ret;
u32 last;
- ret = drm_vblank_get(dev, crtc);
- if (WARN(ret, "vblank not available on crtc %i, ret=%i\n", crtc, ret))
+ if (WARN_ON(pipe >= dev->num_crtcs))
return;
- last = drm_vblank_count(dev, crtc);
+ ret = drm_vblank_get(dev, pipe);
+ if (WARN(ret, "vblank not available on crtc %i, ret=%i\n", pipe, ret))
+ return;
- ret = wait_event_timeout(dev->vblank[crtc].queue,
- last != drm_vblank_count(dev, crtc),
+ last = drm_vblank_count(dev, pipe);
+
+ ret = wait_event_timeout(vblank->queue,
+ last != drm_vblank_count(dev, pipe),
msecs_to_jiffies(100));
- WARN(ret == 0, "vblank wait timed out on crtc %i\n", crtc);
+ WARN(ret == 0, "vblank wait timed out on crtc %i\n", pipe);
- drm_vblank_put(dev, crtc);
+ drm_vblank_put(dev, pipe);
}
EXPORT_SYMBOL(drm_wait_one_vblank);
/**
* drm_vblank_off - disable vblank events on a CRTC
* @dev: DRM device
- * @crtc: CRTC in question
+ * @pipe: CRTC index
*
* Drivers can use this function to shut down the vblank interrupt handling when
* disabling a crtc. This function ensures that the latest vblank frame count is
*
* This is the legacy version of drm_crtc_vblank_off().
*/
-void drm_vblank_off(struct drm_device *dev, int crtc)
+void drm_vblank_off(struct drm_device *dev, unsigned int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
struct drm_pending_vblank_event *e, *t;
struct timeval now;
unsigned long irqflags;
unsigned int seq;
- if (WARN_ON(crtc >= dev->num_crtcs))
+ if (WARN_ON(pipe >= dev->num_crtcs))
return;
spin_lock_irqsave(&dev->event_lock, irqflags);
spin_lock(&dev->vbl_lock);
- vblank_disable_and_save(dev, crtc);
+ vblank_disable_and_save(dev, pipe);
wake_up(&vblank->queue);
/*
spin_unlock(&dev->vbl_lock);
/* Send any queued vblank events, lest the natives grow disquiet */
- seq = drm_vblank_count_and_time(dev, crtc, &now);
+ seq = drm_vblank_count_and_time(dev, pipe, &now);
list_for_each_entry_safe(e, t, &dev->vblank_event_list, base.link) {
- if (e->pipe != crtc)
+ if (e->pipe != pipe)
continue;
DRM_DEBUG("Sending premature vblank event on disable: \
wanted %d, current %d\n",
e->event.sequence, seq);
list_del(&e->base.link);
- drm_vblank_put(dev, e->pipe);
+ drm_vblank_put(dev, pipe);
send_vblank_event(dev, e, seq, &now);
}
spin_unlock_irqrestore(&dev->event_lock, irqflags);
/**
* drm_vblank_on - enable vblank events on a CRTC
* @dev: DRM device
- * @crtc: CRTC in question
+ * @pipe: CRTC index
*
* This functions restores the vblank interrupt state captured with
* drm_vblank_off() again. Note that calls to drm_vblank_on() and
*
* This is the legacy version of drm_crtc_vblank_on().
*/
-void drm_vblank_on(struct drm_device *dev, int crtc)
+void drm_vblank_on(struct drm_device *dev, unsigned int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
unsigned long irqflags;
- if (WARN_ON(crtc >= dev->num_crtcs))
+ if (WARN_ON(pipe >= dev->num_crtcs))
return;
spin_lock_irqsave(&dev->vbl_lock, irqflags);
* vblank counter value before and after a modeset
*/
vblank->last =
- (dev->driver->get_vblank_counter(dev, crtc) - 1) &
+ (dev->driver->get_vblank_counter(dev, pipe) - 1) &
dev->max_vblank_count;
/*
* re-enable interrupts if there are users left, or the
*/
if (atomic_read(&vblank->refcount) != 0 ||
(!dev->vblank_disable_immediate && drm_vblank_offdelay == 0))
- WARN_ON(drm_vblank_enable(dev, crtc));
+ WARN_ON(drm_vblank_enable(dev, pipe));
spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
}
EXPORT_SYMBOL(drm_vblank_on);
/**
* drm_vblank_pre_modeset - account for vblanks across mode sets
* @dev: DRM device
- * @crtc: CRTC in question
+ * @pipe: CRTC index
*
* Account for vblank events across mode setting events, which will likely
* reset the hardware frame counter.
* Drivers must call drm_vblank_post_modeset() when re-enabling the same crtc
* again.
*/
-void drm_vblank_pre_modeset(struct drm_device *dev, int crtc)
+void drm_vblank_pre_modeset(struct drm_device *dev, unsigned int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
/* vblank is not initialized (IRQ not installed ?), or has been freed */
if (!dev->num_crtcs)
return;
- if (WARN_ON(crtc >= dev->num_crtcs))
+ if (WARN_ON(pipe >= dev->num_crtcs))
return;
/*
*/
if (!vblank->inmodeset) {
vblank->inmodeset = 0x1;
- if (drm_vblank_get(dev, crtc) == 0)
+ if (drm_vblank_get(dev, pipe) == 0)
vblank->inmodeset |= 0x2;
}
}
/**
* drm_vblank_post_modeset - undo drm_vblank_pre_modeset changes
* @dev: DRM device
- * @crtc: CRTC in question
+ * @pipe: CRTC index
*
* This function again drops the temporary vblank reference acquired in
* drm_vblank_pre_modeset.
*/
-void drm_vblank_post_modeset(struct drm_device *dev, int crtc)
+void drm_vblank_post_modeset(struct drm_device *dev, unsigned int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
unsigned long irqflags;
/* vblank is not initialized (IRQ not installed ?), or has been freed */
if (!dev->num_crtcs)
return;
+ if (WARN_ON(pipe >= dev->num_crtcs))
+ return;
+
if (vblank->inmodeset) {
spin_lock_irqsave(&dev->vbl_lock, irqflags);
dev->vblank_disable_allowed = true;
spin_unlock_irqrestore(&dev->vbl_lock, irqflags);
if (vblank->inmodeset & 0x2)
- drm_vblank_put(dev, crtc);
+ drm_vblank_put(dev, pipe);
vblank->inmodeset = 0;
}
struct drm_file *file_priv)
{
struct drm_modeset_ctl *modeset = data;
- unsigned int crtc;
+ unsigned int pipe;
/* If drm_vblank_init() hasn't been called yet, just no-op */
if (!dev->num_crtcs)
if (drm_core_check_feature(dev, DRIVER_MODESET))
return 0;
- crtc = modeset->crtc;
- if (crtc >= dev->num_crtcs)
+ pipe = modeset->crtc;
+ if (pipe >= dev->num_crtcs)
return -EINVAL;
switch (modeset->cmd) {
case _DRM_PRE_MODESET:
- drm_vblank_pre_modeset(dev, crtc);
+ drm_vblank_pre_modeset(dev, pipe);
break;
case _DRM_POST_MODESET:
- drm_vblank_post_modeset(dev, crtc);
+ drm_vblank_post_modeset(dev, pipe);
break;
default:
return -EINVAL;
return 0;
}
-static int drm_queue_vblank_event(struct drm_device *dev, int pipe,
+static int drm_queue_vblank_event(struct drm_device *dev, unsigned int pipe,
union drm_wait_vblank *vblwait,
struct drm_file *file_priv)
{
vblwait->reply.sequence = vblwait->request.sequence;
}
- DRM_DEBUG("event on vblank count %d, current %d, crtc %d\n",
+ DRM_DEBUG("event on vblank count %d, current %d, crtc %u\n",
vblwait->request.sequence, seq, pipe);
trace_drm_vblank_event_queued(current->pid, pipe,
struct drm_vblank_crtc *vblank;
union drm_wait_vblank *vblwait = data;
int ret;
- unsigned int flags, seq, crtc, high_crtc;
+ unsigned int flags, seq, pipe, high_pipe;
if (!dev->irq_enabled)
return -EINVAL;
}
flags = vblwait->request.type & _DRM_VBLANK_FLAGS_MASK;
- high_crtc = (vblwait->request.type & _DRM_VBLANK_HIGH_CRTC_MASK);
- if (high_crtc)
- crtc = high_crtc >> _DRM_VBLANK_HIGH_CRTC_SHIFT;
+ high_pipe = (vblwait->request.type & _DRM_VBLANK_HIGH_CRTC_MASK);
+ if (high_pipe)
+ pipe = high_pipe >> _DRM_VBLANK_HIGH_CRTC_SHIFT;
else
- crtc = flags & _DRM_VBLANK_SECONDARY ? 1 : 0;
- if (crtc >= dev->num_crtcs)
+ pipe = flags & _DRM_VBLANK_SECONDARY ? 1 : 0;
+ if (pipe >= dev->num_crtcs)
return -EINVAL;
- vblank = &dev->vblank[crtc];
+ vblank = &dev->vblank[pipe];
- ret = drm_vblank_get(dev, crtc);
+ ret = drm_vblank_get(dev, pipe);
if (ret) {
DRM_DEBUG("failed to acquire vblank counter, %d\n", ret);
return ret;
}
- seq = drm_vblank_count(dev, crtc);
+ seq = drm_vblank_count(dev, pipe);
switch (vblwait->request.type & _DRM_VBLANK_TYPES_MASK) {
case _DRM_VBLANK_RELATIVE:
/* must hold on to the vblank ref until the event fires
* drm_vblank_put will be called asynchronously
*/
- return drm_queue_vblank_event(dev, crtc, vblwait, file_priv);
+ return drm_queue_vblank_event(dev, pipe, vblwait, file_priv);
}
if ((flags & _DRM_VBLANK_NEXTONMISS) &&
vblwait->request.sequence = seq + 1;
}
- DRM_DEBUG("waiting on vblank count %d, crtc %d\n",
- vblwait->request.sequence, crtc);
+ DRM_DEBUG("waiting on vblank count %d, crtc %u\n",
+ vblwait->request.sequence, pipe);
vblank->last_wait = vblwait->request.sequence;
DRM_WAIT_ON(ret, vblank->queue, 3 * HZ,
- (((drm_vblank_count(dev, crtc) -
+ (((drm_vblank_count(dev, pipe) -
vblwait->request.sequence) <= (1 << 23)) ||
!vblank->enabled ||
!dev->irq_enabled));
if (ret != -EINTR) {
struct timeval now;
- vblwait->reply.sequence = drm_vblank_count_and_time(dev, crtc, &now);
+ vblwait->reply.sequence = drm_vblank_count_and_time(dev, pipe, &now);
vblwait->reply.tval_sec = now.tv_sec;
vblwait->reply.tval_usec = now.tv_usec;
}
done:
- drm_vblank_put(dev, crtc);
+ drm_vblank_put(dev, pipe);
return ret;
}
-static void drm_handle_vblank_events(struct drm_device *dev, int crtc)
+static void drm_handle_vblank_events(struct drm_device *dev, unsigned int pipe)
{
struct drm_pending_vblank_event *e, *t;
struct timeval now;
assert_spin_locked(&dev->event_lock);
- seq = drm_vblank_count_and_time(dev, crtc, &now);
+ seq = drm_vblank_count_and_time(dev, pipe, &now);
list_for_each_entry_safe(e, t, &dev->vblank_event_list, base.link) {
- if (e->pipe != crtc)
+ if (e->pipe != pipe)
continue;
if ((seq - e->event.sequence) > (1<<23))
continue;
e->event.sequence, seq);
list_del(&e->base.link);
- drm_vblank_put(dev, e->pipe);
+ drm_vblank_put(dev, pipe);
send_vblank_event(dev, e, seq, &now);
}
- trace_drm_vblank_event(crtc, seq);
+ trace_drm_vblank_event(pipe, seq);
}
/**
* drm_handle_vblank - handle a vblank event
* @dev: DRM device
- * @crtc: where this event occurred
+ * @pipe: index of CRTC where this event occurred
*
* Drivers should call this routine in their vblank interrupt handlers to
* update the vblank counter and send any signals that may be pending.
*
* This is the legacy version of drm_crtc_handle_vblank().
*/
-bool drm_handle_vblank(struct drm_device *dev, int crtc)
+bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe)
{
- struct drm_vblank_crtc *vblank = &dev->vblank[crtc];
+ struct drm_vblank_crtc *vblank = &dev->vblank[pipe];
u32 vblcount;
s64 diff_ns;
struct timeval tvblank;
if (WARN_ON_ONCE(!dev->num_crtcs))
return false;
- if (WARN_ON(crtc >= dev->num_crtcs))
+ if (WARN_ON(pipe >= dev->num_crtcs))
return false;
spin_lock_irqsave(&dev->event_lock, irqflags);
/* Get current timestamp and count. */
vblcount = vblank->count;
- drm_get_last_vbltimestamp(dev, crtc, &tvblank, DRM_CALLED_FROM_VBLIRQ);
+ drm_get_last_vbltimestamp(dev, pipe, &tvblank, DRM_CALLED_FROM_VBLIRQ);
/* Compute time difference to timestamp of last vblank */
diff_ns = timeval_to_ns(&tvblank) -
- timeval_to_ns(&vblanktimestamp(dev, crtc, vblcount));
+ timeval_to_ns(&vblanktimestamp(dev, pipe, vblcount));
/* Update vblank timestamp and count if at least
* DRM_REDUNDANT_VBLIRQ_THRESH_NS nanoseconds
* ignore those for accounting.
*/
if (abs64(diff_ns) > DRM_REDUNDANT_VBLIRQ_THRESH_NS)
- store_vblank(dev, crtc, 1, &tvblank);
+ store_vblank(dev, pipe, 1, &tvblank);
else
- DRM_DEBUG("crtc %d: Redundant vblirq ignored. diff_ns = %d\n",
- crtc, (int) diff_ns);
+ DRM_DEBUG("crtc %u: Redundant vblirq ignored. diff_ns = %d\n",
+ pipe, (int) diff_ns);
spin_unlock(&dev->vblank_time_lock);
wake_up(&vblank->queue);
- drm_handle_vblank_events(dev, crtc);
+ drm_handle_vblank_events(dev, pipe);
spin_unlock_irqrestore(&dev->event_lock, irqflags);
* drm_modeset_acquire_fini(&ctx);
*/
-
/**
- * __drm_modeset_lock_all - internal helper to grab all modeset locks
- * @dev: DRM device
- * @trylock: trylock mode for atomic contexts
- *
- * This is a special version of drm_modeset_lock_all() which can also be used in
- * atomic contexts. Then @trylock must be set to true.
+ * drm_modeset_lock_all - take all modeset locks
+ * @dev: drm device
*
- * Returns:
- * 0 on success or negative error code on failure.
+ * This function takes all modeset locks, suitable where a more fine-grained
+ * scheme isn't (yet) implemented. Locks must be dropped with
+ * drm_modeset_unlock_all.
*/
-int __drm_modeset_lock_all(struct drm_device *dev,
- bool trylock)
+void drm_modeset_lock_all(struct drm_device *dev)
{
struct drm_mode_config *config = &dev->mode_config;
struct drm_modeset_acquire_ctx *ctx;
int ret;
- ctx = kzalloc(sizeof(*ctx),
- trylock ? GFP_ATOMIC : GFP_KERNEL);
- if (!ctx)
- return -ENOMEM;
+ ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
+ if (WARN_ON(!ctx))
+ return;
- if (trylock) {
- if (!mutex_trylock(&config->mutex)) {
- ret = -EBUSY;
- goto out;
- }
- } else {
- mutex_lock(&config->mutex);
- }
+ mutex_lock(&config->mutex);
drm_modeset_acquire_init(ctx, 0);
- ctx->trylock_only = trylock;
retry:
ret = drm_modeset_lock(&config->connection_mutex, ctx);
drm_warn_on_modeset_not_all_locked(dev);
- return 0;
+ return;
fail:
if (ret == -EDEADLK) {
goto retry;
}
-out:
kfree(ctx);
- return ret;
-}
-EXPORT_SYMBOL(__drm_modeset_lock_all);
-
-/**
- * drm_modeset_lock_all - take all modeset locks
- * @dev: drm device
- *
- * This function takes all modeset locks, suitable where a more fine-grained
- * scheme isn't (yet) implemented. Locks must be dropped with
- * drm_modeset_unlock_all.
- */
-void drm_modeset_lock_all(struct drm_device *dev)
-{
- WARN_ON(__drm_modeset_lock_all(dev, false) != 0);
}
EXPORT_SYMBOL(drm_modeset_lock_all);
for (i = 0; i < 2; i++) {
if (crtc_funcs[i] && crtc_funcs[i]->atomic_begin)
- crtc_funcs[i]->atomic_begin(crtc[i]);
+ crtc_funcs[i]->atomic_begin(crtc[i], crtc[i]->state);
}
/*
for (i = 0; i < 2; i++) {
if (crtc_funcs[i] && crtc_funcs[i]->atomic_flush)
- crtc_funcs[i]->atomic_flush(crtc[i]);
+ crtc_funcs[i]->atomic_flush(crtc[i], crtc[i]->state);
}
/*
exynos_crtc->ops->commit(exynos_crtc);
}
-static void exynos_crtc_atomic_begin(struct drm_crtc *crtc)
+static void exynos_crtc_atomic_begin(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
}
}
-static void exynos_crtc_atomic_flush(struct drm_crtc *crtc)
+static void exynos_crtc_atomic_flush(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
}
static struct fb_ops exynos_drm_fb_ops = {
.owner = THIS_MODULE,
.fb_mmap = exynos_drm_fb_mmap,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_fillrect = drm_fb_helper_cfb_fillrect,
+ .fb_copyarea = drm_fb_helper_cfb_copyarea,
+ .fb_imageblit = drm_fb_helper_cfb_imageblit,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
.fb_blank = drm_fb_helper_blank,
mutex_lock(&dev->struct_mutex);
- fbi = framebuffer_alloc(0, &pdev->dev);
- if (!fbi) {
+ fbi = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(fbi)) {
DRM_ERROR("failed to allocate fb info.\n");
- ret = -ENOMEM;
+ ret = PTR_ERR(fbi);
goto out;
}
if (IS_ERR(exynos_gem_obj)) {
ret = PTR_ERR(exynos_gem_obj);
- goto err_release_framebuffer;
+ goto err_release_fbi;
}
exynos_fbdev->exynos_gem_obj = exynos_gem_obj;
goto err_destroy_gem;
}
- helper->fbdev = fbi;
-
fbi->par = helper;
fbi->flags = FBINFO_FLAG_DEFAULT;
fbi->fbops = &exynos_drm_fb_ops;
- ret = fb_alloc_cmap(&fbi->cmap, 256, 0);
- if (ret) {
- DRM_ERROR("failed to allocate cmap.\n");
- goto err_destroy_framebuffer;
- }
-
ret = exynos_drm_fbdev_update(helper, sizes, helper->fb);
if (ret < 0)
- goto err_dealloc_cmap;
+ goto err_destroy_framebuffer;
mutex_unlock(&dev->struct_mutex);
return ret;
-err_dealloc_cmap:
- fb_dealloc_cmap(&fbi->cmap);
err_destroy_framebuffer:
drm_framebuffer_cleanup(helper->fb);
err_destroy_gem:
exynos_drm_gem_destroy(exynos_gem_obj);
-err_release_framebuffer:
- framebuffer_release(fbi);
+err_release_fbi:
+ drm_fb_helper_release_fbi(helper);
/*
* if failed, all resources allocated above would be released by
}
}
- /* release linux framebuffer */
- if (fb_helper->fbdev) {
- struct fb_info *info;
- int ret;
-
- info = fb_helper->fbdev;
- ret = unregister_framebuffer(info);
- if (ret < 0)
- DRM_DEBUG_KMS("failed unregister_framebuffer()\n");
-
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
-
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(fb_helper);
+ drm_fb_helper_release_fbi(fb_helper);
drm_fb_helper_fini(fb_helper);
}
break;
default:
/* software fallback */
- cfb_copyarea(info, a);
+ drm_fb_helper_cfb_copyarea(info, a);
return;
}
if (!gma_power_begin(dev, false)) {
- cfb_copyarea(info, a);
+ drm_fb_helper_cfb_copyarea(info, a);
return;
}
psb_accel_2d_copy(dev_priv,
/* Avoid the 8 pixel erratum */
if (region->width == 8 || region->height == 8 ||
(info->flags & FBINFO_HWACCEL_DISABLED))
- return cfb_copyarea(info, region);
+ return drm_fb_helper_cfb_copyarea(info, region);
psbfb_copyarea_accel(info, region);
}
.fb_set_par = drm_fb_helper_set_par,
.fb_blank = drm_fb_helper_blank,
.fb_setcolreg = psbfb_setcolreg,
- .fb_fillrect = cfb_fillrect,
+ .fb_fillrect = drm_fb_helper_cfb_fillrect,
.fb_copyarea = psbfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_imageblit = drm_fb_helper_cfb_imageblit,
.fb_mmap = psbfb_mmap,
.fb_sync = psbfb_sync,
.fb_ioctl = psbfb_ioctl,
.fb_set_par = drm_fb_helper_set_par,
.fb_blank = drm_fb_helper_blank,
.fb_setcolreg = psbfb_setcolreg,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_fillrect = drm_fb_helper_cfb_fillrect,
+ .fb_copyarea = drm_fb_helper_cfb_copyarea,
+ .fb_imageblit = drm_fb_helper_cfb_imageblit,
.fb_pan_display = psbfb_pan,
.fb_mmap = psbfb_mmap,
.fb_ioctl = psbfb_ioctl,
.fb_set_par = drm_fb_helper_set_par,
.fb_blank = drm_fb_helper_blank,
.fb_setcolreg = psbfb_setcolreg,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_fillrect = drm_fb_helper_cfb_fillrect,
+ .fb_copyarea = drm_fb_helper_cfb_copyarea,
+ .fb_imageblit = drm_fb_helper_cfb_imageblit,
.fb_mmap = psbfb_mmap,
.fb_ioctl = psbfb_ioctl,
};
struct drm_framebuffer *fb;
struct psb_framebuffer *psbfb = &fbdev->pfb;
struct drm_mode_fb_cmd2 mode_cmd;
- struct device *device = &dev->pdev->dev;
int size;
int ret;
struct gtt_range *backing;
mutex_lock(&dev->struct_mutex);
- info = framebuffer_alloc(0, device);
- if (!info) {
- ret = -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(&fbdev->psb_fb_helper);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
goto out_err1;
}
info->par = fbdev;
psbfb->fbdev = info;
fbdev->psb_fb_helper.fb = fb;
- fbdev->psb_fb_helper.fbdev = info;
drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth);
strcpy(info->fix.id, "psbdrmfb");
} else /* Software */
info->fbops = &psbfb_unaccel_ops;
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto out_unref;
- }
-
info->fix.smem_start = dev->mode_config.fb_base;
info->fix.smem_len = size;
info->fix.ywrapstep = gtt_roll;
info->screen_size = size;
if (dev_priv->gtt.stolen_size) {
- info->apertures = alloc_apertures(1);
- if (!info->apertures) {
- ret = -ENOMEM;
- goto out_unref;
- }
info->apertures->ranges[0].base = dev->mode_config.fb_base;
info->apertures->ranges[0].size = dev_priv->gtt.stolen_size;
}
psb_gtt_free_range(dev, backing);
else
drm_gem_object_unreference(&backing->gem);
+
+ drm_fb_helper_release_fbi(&fbdev->psb_fb_helper);
out_err1:
mutex_unlock(&dev->struct_mutex);
psb_gtt_free_range(dev, backing);
static int psb_fbdev_destroy(struct drm_device *dev, struct psb_fbdev *fbdev)
{
- struct fb_info *info;
struct psb_framebuffer *psbfb = &fbdev->pfb;
- if (fbdev->psb_fb_helper.fbdev) {
- info = fbdev->psb_fb_helper.fbdev;
- unregister_framebuffer(info);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&fbdev->psb_fb_helper);
+ drm_fb_helper_release_fbi(&fbdev->psb_fb_helper);
+
drm_fb_helper_fini(&fbdev->psb_fb_helper);
drm_framebuffer_unregister_private(&psbfb->base);
drm_framebuffer_cleanup(&psbfb->base);
i810 driver instead, and the Atom z5xx series has an entirely
different implementation.
-config DRM_I915_FBDEV
- bool "Enable legacy fbdev support for the modesetting intel driver"
- depends on DRM_I915
- select DRM_KMS_FB_HELPER
- select FB_CFB_FILLRECT
- select FB_CFB_COPYAREA
- select FB_CFB_IMAGEBLIT
- default y
- help
- Choose this option if you have a need for the legacy fbdev
- support. Note that this support also provide the linux console
- support on top of the intel modesetting driver.
-
- If in doubt, say "Y".
-
config DRM_I915_PRELIMINARY_HW_SUPPORT
bool "Enable preliminary support for prerelease Intel hardware by default"
depends on DRM_I915
intel_sideband.o \
intel_sprite.o
i915-$(CONFIG_ACPI) += intel_acpi.o intel_opregion.o
-i915-$(CONFIG_DRM_I915_FBDEV) += intel_fbdev.o
+i915-$(CONFIG_DRM_FBDEV_EMULATION) += intel_fbdev.o
# modesetting output/encoder code
i915-y += dvo_ch7017.o \
struct intel_framebuffer *fb;
struct drm_framebuffer *drm_fb;
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
struct drm_i915_private *dev_priv = dev->dev_private;
ifbdev = dev_priv->fbdev;
struct drm_i915_gem_object *vlv_pctx;
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
/* list of fbdev register on this device */
struct intel_fbdev *fbdev;
struct work_struct fbdev_suspend_work;
}
/* Special dpms function to support cloning between dvo/sdvo/crt. */
-static void intel_crt_dpms(struct drm_connector *connector, int mode)
+static int intel_crt_dpms(struct drm_connector *connector, int mode)
{
struct drm_device *dev = connector->dev;
struct intel_encoder *encoder = intel_attached_encoder(connector);
mode = DRM_MODE_DPMS_OFF;
if (mode == connector->dpms)
- return;
+ return 0;
old_dpms = connector->dpms;
connector->dpms = mode;
crtc = encoder->base.crtc;
if (!crtc) {
encoder->connectors_active = false;
- return;
+ return 0;
}
/* We need the pipe to run for anything but OFF. */
}
intel_modeset_check_state(connector->dev);
+
+ return 0;
}
static enum drm_mode_status
const struct intel_crtc_state *pipe_config);
static void chv_prepare_pll(struct intel_crtc *crtc,
const struct intel_crtc_state *pipe_config);
-static void intel_begin_crtc_commit(struct drm_crtc *crtc);
-static void intel_finish_crtc_commit(struct drm_crtc *crtc);
+static void intel_begin_crtc_commit(struct drm_crtc *, struct drm_crtc_state *);
+static void intel_finish_crtc_commit(struct drm_crtc *, struct drm_crtc_state *);
static void skl_init_scalers(struct drm_device *dev, struct intel_crtc *intel_crtc,
struct intel_crtc_state *crtc_state);
static int i9xx_get_refclk(const struct intel_crtc_state *crtc_state,
static bool
needs_modeset(struct drm_crtc_state *state)
{
- return state->mode_changed || state->active_changed;
+ return drm_atomic_crtc_needs_modeset(state);
}
/**
/* Even simpler default implementation, if there's really no special case to
* consider. */
-void intel_connector_dpms(struct drm_connector *connector, int mode)
+int intel_connector_dpms(struct drm_connector *connector, int mode)
{
/* All the simple cases only support two dpms states. */
if (mode != DRM_MODE_DPMS_ON)
mode = DRM_MODE_DPMS_OFF;
if (mode == connector->dpms)
- return;
+ return 0;
connector->dpms = mode;
intel_encoder_dpms(to_intel_encoder(connector->encoder), mode);
intel_modeset_check_state(connector->dev);
+
+ return 0;
}
/* Simple connector->get_hw_state implementation for encoders that support only
mode_fits_in_fbdev(struct drm_device *dev,
struct drm_display_mode *mode)
{
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj;
struct drm_framebuffer *fb;
continue;
if (crtc->state->active) {
- struct drm_property *dpms_property =
- dev->mode_config.dpms_property;
-
- connector->dpms = DRM_MODE_DPMS_ON;
- drm_object_property_set_value(&connector->base, dpms_property, DRM_MODE_DPMS_ON);
-
intel_encoder = to_intel_encoder(connector->encoder);
intel_encoder->connectors_active = true;
- } else
- connector->dpms = DRM_MODE_DPMS_OFF;
+ }
}
}
dev_priv->display.update_primary_plane(crtc, NULL, 0, 0);
}
-static void intel_begin_crtc_commit(struct drm_crtc *crtc)
+static void intel_begin_crtc_commit(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct drm_device *dev = crtc->dev;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
skl_detach_scalers(intel_crtc);
}
-static void intel_finish_crtc_commit(struct drm_crtc *crtc)
+static void intel_finish_crtc_commit(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
struct intel_plane *primary;
struct intel_plane_state *state;
const uint32_t *intel_primary_formats;
- int num_formats;
+ unsigned int num_formats;
primary = kzalloc(sizeof(*primary), GFP_KERNEL);
if (primary == NULL)
return intel_framebuffer_create(dev, mode_cmd, obj);
}
-#ifndef CONFIG_DRM_I915_FBDEV
+#ifndef CONFIG_DRM_FBDEV_EMULATION
static inline void intel_fbdev_output_poll_changed(struct drm_device *dev)
{
}
static void intel_connector_add_to_fbdev(struct intel_connector *connector)
{
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
drm_fb_helper_add_one_connector(&dev_priv->fbdev->helper, &connector->base);
#endif
static void intel_connector_remove_from_fbdev(struct intel_connector *connector)
{
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
struct drm_i915_private *dev_priv = to_i915(connector->base.dev);
drm_fb_helper_remove_one_connector(&dev_priv->fbdev->helper, &connector->base);
#endif
void intel_encoder_destroy(struct drm_encoder *encoder);
int intel_connector_init(struct intel_connector *);
struct intel_connector *intel_connector_alloc(void);
-void intel_connector_dpms(struct drm_connector *, int mode);
+int intel_connector_dpms(struct drm_connector *, int mode);
bool intel_connector_get_hw_state(struct intel_connector *connector);
void intel_modeset_check_state(struct drm_device *dev);
bool ibx_digital_port_connected(struct drm_i915_private *dev_priv,
/* legacy fbdev emulation in intel_fbdev.c */
-#ifdef CONFIG_DRM_I915_FBDEV
+#ifdef CONFIG_DRM_FBDEV_EMULATION
extern int intel_fbdev_init(struct drm_device *dev);
extern void intel_fbdev_initial_config(void *data, async_cookie_t cookie);
extern void intel_fbdev_fini(struct drm_device *dev);
}
/* Special dpms function to support cloning between dvo/sdvo/crt. */
-static void intel_dvo_dpms(struct drm_connector *connector, int mode)
+static int intel_dvo_dpms(struct drm_connector *connector, int mode)
{
struct intel_dvo *intel_dvo = intel_attached_dvo(connector);
struct drm_crtc *crtc;
mode = DRM_MODE_DPMS_OFF;
if (mode == connector->dpms)
- return;
+ return 0;
connector->dpms = mode;
crtc = intel_dvo->base.base.crtc;
if (!crtc) {
intel_dvo->base.connectors_active = false;
- return;
+ return 0;
}
/* We call connector dpms manually below in case pipe dpms doesn't
}
intel_modeset_check_state(connector->dev);
+
+ return 0;
}
static enum drm_mode_status
ret = drm_fb_helper_set_par(info);
if (ret == 0) {
- /*
- * FIXME: fbdev presumes that all callbacks also work from
- * atomic contexts and relies on that for emergency oops
- * printing. KMS totally doesn't do that and the locking here is
- * by far not the only place this goes wrong. Ignore this for
- * now until we solve this for real.
- */
mutex_lock(&fb_helper->dev->struct_mutex);
intel_fb_obj_invalidate(ifbdev->fb->obj, ORIGIN_GTT);
mutex_unlock(&fb_helper->dev->struct_mutex);
ret = drm_fb_helper_blank(blank, info);
if (ret == 0) {
- /*
- * FIXME: fbdev presumes that all callbacks also work from
- * atomic contexts and relies on that for emergency oops
- * printing. KMS totally doesn't do that and the locking here is
- * by far not the only place this goes wrong. Ignore this for
- * now until we solve this for real.
- */
mutex_lock(&fb_helper->dev->struct_mutex);
intel_fb_obj_invalidate(ifbdev->fb->obj, ORIGIN_GTT);
mutex_unlock(&fb_helper->dev->struct_mutex);
ret = drm_fb_helper_pan_display(var, info);
if (ret == 0) {
- /*
- * FIXME: fbdev presumes that all callbacks also work from
- * atomic contexts and relies on that for emergency oops
- * printing. KMS totally doesn't do that and the locking here is
- * by far not the only place this goes wrong. Ignore this for
- * now until we solve this for real.
- */
mutex_lock(&fb_helper->dev->struct_mutex);
intel_fb_obj_invalidate(ifbdev->fb->obj, ORIGIN_GTT);
mutex_unlock(&fb_helper->dev->struct_mutex);
.owner = THIS_MODULE,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = intel_fbdev_set_par,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_fillrect = drm_fb_helper_cfb_fillrect,
+ .fb_copyarea = drm_fb_helper_cfb_copyarea,
+ .fb_imageblit = drm_fb_helper_cfb_imageblit,
.fb_pan_display = intel_fbdev_pan_display,
.fb_blank = intel_fbdev_blank,
.fb_setcmap = drm_fb_helper_setcmap,
obj = intel_fb->obj;
size = obj->base.size;
- info = framebuffer_alloc(0, &dev->pdev->dev);
- if (!info) {
- ret = -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
goto out_unpin;
}
fb = &ifbdev->fb->base;
ifbdev->helper.fb = fb;
- ifbdev->helper.fbdev = info;
strcpy(info->fix.id, "inteldrmfb");
info->flags = FBINFO_DEFAULT | FBINFO_CAN_FORCE_OUTPUT;
info->fbops = &intelfb_ops;
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto out_unpin;
- }
/* setup aperture base/size for vesafb takeover */
- info->apertures = alloc_apertures(1);
- if (!info->apertures) {
- ret = -ENOMEM;
- goto out_unpin;
- }
info->apertures->ranges[0].base = dev->mode_config.fb_base;
info->apertures->ranges[0].size = dev_priv->gtt.mappable_end;
size);
if (!info->screen_base) {
ret = -ENOSPC;
- goto out_unpin;
+ goto out_destroy_fbi;
}
info->screen_size = size;
vga_switcheroo_client_fb_set(dev->pdev, info);
return 0;
+out_destroy_fbi:
+ drm_fb_helper_release_fbi(helper);
out_unpin:
i915_gem_object_ggtt_unpin(obj);
drm_gem_object_unreference(&obj->base);
static void intel_fbdev_destroy(struct drm_device *dev,
struct intel_fbdev *ifbdev)
{
- if (ifbdev->helper.fbdev) {
- struct fb_info *info = ifbdev->helper.fbdev;
- unregister_framebuffer(info);
- iounmap(info->screen_base);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
-
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&ifbdev->helper);
+ drm_fb_helper_release_fbi(&ifbdev->helper);
drm_fb_helper_fini(&ifbdev->helper);
if (state == FBINFO_STATE_RUNNING && ifbdev->fb->obj->stolen)
memset_io(info->screen_base, 0, info->screen_size);
- fb_set_suspend(info, state);
+ drm_fb_helper_set_suspend(&ifbdev->helper, state);
console_unlock();
}
}
/* Special dpms function to support cloning between dvo/sdvo/crt. */
-static void intel_sdvo_dpms(struct drm_connector *connector, int mode)
+static int intel_sdvo_dpms(struct drm_connector *connector, int mode)
{
struct drm_crtc *crtc;
struct intel_sdvo *intel_sdvo = intel_attached_sdvo(connector);
mode = DRM_MODE_DPMS_OFF;
if (mode == connector->dpms)
- return;
+ return 0;
connector->dpms = mode;
crtc = intel_sdvo->base.base.crtc;
if (!crtc) {
intel_sdvo->base.connectors_active = false;
- return;
+ return 0;
}
/* We set active outputs manually below in case pipe dpms doesn't change
}
intel_modeset_check_state(connector->dev);
+
+ return 0;
}
static enum drm_mode_status
BUG_ON(pixels_2 != pixels_current && pixels_2 != pixels_prev);
BUG_ON(pixels_current == pixels_prev);
+ obj = drm_gem_object_lookup(dev, file_priv, handle);
+ if (!obj)
+ return -ENOENT;
+
ret = mgag200_bo_reserve(pixels_1, true);
if (ret) {
WREG8(MGA_CURPOSXL, 0);
WREG8(MGA_CURPOSXH, 0);
- return ret;
+ goto out_unref;
}
ret = mgag200_bo_reserve(pixels_2, true);
if (ret) {
WREG8(MGA_CURPOSXL, 0);
WREG8(MGA_CURPOSXH, 0);
mgag200_bo_unreserve(pixels_1);
- return ret;
+ goto out_unreserve1;
}
if (!handle) {
}
}
- mutex_lock(&dev->struct_mutex);
- obj = drm_gem_object_lookup(dev, file_priv, handle);
- if (!obj) {
- mutex_unlock(&dev->struct_mutex);
- ret = -ENOENT;
- goto out1;
- }
- drm_gem_object_unreference(obj);
- mutex_unlock(&dev->struct_mutex);
-
bo = gem_to_mga_bo(obj);
ret = mgag200_bo_reserve(bo, true);
if (ret) {
if (ret)
mga_hide_cursor(mdev);
mgag200_bo_unreserve(pixels_1);
+out_unreserve1:
mgag200_bo_unreserve(pixels_2);
+out_unref:
+ drm_gem_object_unreference_unlocked(obj);
+
return ret;
}
const struct fb_fillrect *rect)
{
struct mga_fbdev *mfbdev = info->par;
- sys_fillrect(info, rect);
+ drm_fb_helper_sys_fillrect(info, rect);
mga_dirty_update(mfbdev, rect->dx, rect->dy, rect->width,
rect->height);
}
const struct fb_copyarea *area)
{
struct mga_fbdev *mfbdev = info->par;
- sys_copyarea(info, area);
+ drm_fb_helper_sys_copyarea(info, area);
mga_dirty_update(mfbdev, area->dx, area->dy, area->width,
area->height);
}
const struct fb_image *image)
{
struct mga_fbdev *mfbdev = info->par;
- sys_imageblit(info, image);
+ drm_fb_helper_sys_imageblit(info, image);
mga_dirty_update(mfbdev, image->dx, image->dy, image->width,
image->height);
}
struct fb_info *info;
struct drm_framebuffer *fb;
struct drm_gem_object *gobj = NULL;
- struct device *device = &dev->pdev->dev;
int ret;
void *sysram;
int size;
if (!sysram)
return -ENOMEM;
- info = framebuffer_alloc(0, device);
- if (info == NULL)
- return -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info))
+ return PTR_ERR(info);
info->par = mfbdev;
/* setup helper */
mfbdev->helper.fb = fb;
- mfbdev->helper.fbdev = info;
-
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- DRM_ERROR("%s: can't allocate color map\n", info->fix.id);
- ret = -ENOMEM;
- goto out;
- }
strcpy(info->fix.id, "mgadrmfb");
info->fbops = &mgag200fb_ops;
/* setup aperture base/size for vesafb takeover */
- info->apertures = alloc_apertures(1);
- if (!info->apertures) {
- ret = -ENOMEM;
- goto out;
- }
info->apertures->ranges[0].base = mdev->dev->mode_config.fb_base;
info->apertures->ranges[0].size = mdev->mc.vram_size;
DRM_DEBUG_KMS("allocated %dx%d\n",
fb->width, fb->height);
return 0;
-out:
- return ret;
}
static int mga_fbdev_destroy(struct drm_device *dev,
struct mga_fbdev *mfbdev)
{
- struct fb_info *info;
struct mga_framebuffer *mfb = &mfbdev->mfb;
- if (mfbdev->helper.fbdev) {
- info = mfbdev->helper.fbdev;
-
- unregister_framebuffer(info);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&mfbdev->helper);
+ drm_fb_helper_release_fbi(&mfbdev->helper);
if (mfb->obj) {
drm_gem_object_unreference_unlocked(mfb->obj);
uint64_t *offset)
{
struct drm_gem_object *obj;
- int ret;
struct mgag200_bo *bo;
- mutex_lock(&dev->struct_mutex);
obj = drm_gem_object_lookup(dev, file, handle);
- if (obj == NULL) {
- ret = -ENOENT;
- goto out_unlock;
- }
+ if (obj == NULL)
+ return -ENOENT;
bo = gem_to_mga_bo(obj);
*offset = mgag200_bo_mmap_offset(bo);
- drm_gem_object_unreference(obj);
- ret = 0;
-out_unlock:
- mutex_unlock(&dev->struct_mutex);
- return ret;
-
+ drm_gem_object_unreference_unlocked(obj);
+ return 0;
}
return 0;
}
-static void mdp4_crtc_atomic_begin(struct drm_crtc *crtc)
+static void mdp4_crtc_atomic_begin(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct mdp4_crtc *mdp4_crtc = to_mdp4_crtc(crtc);
DBG("%s: begin", mdp4_crtc->name);
}
-static void mdp4_crtc_atomic_flush(struct drm_crtc *crtc)
+static void mdp4_crtc_atomic_flush(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct mdp4_crtc *mdp4_crtc = to_mdp4_crtc(crtc);
struct drm_device *dev = crtc->dev;
return 0;
}
-static void mdp5_crtc_atomic_begin(struct drm_crtc *crtc)
+static void mdp5_crtc_atomic_begin(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
DBG("%s: begin", mdp5_crtc->name);
}
-static void mdp5_crtc_atomic_flush(struct drm_crtc *crtc)
+static void mdp5_crtc_atomic_flush(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct mdp5_crtc *mdp5_crtc = to_mdp5_crtc(crtc);
struct drm_device *dev = crtc->dev;
/* Note: to properly handle manual update displays, we wrap the
* basic fbdev ops which write to the framebuffer
*/
- .fb_read = fb_sys_read,
- .fb_write = fb_sys_write,
- .fb_fillrect = sys_fillrect,
- .fb_copyarea = sys_copyarea,
- .fb_imageblit = sys_imageblit,
+ .fb_read = drm_fb_helper_sys_read,
+ .fb_write = drm_fb_helper_sys_write,
+ .fb_fillrect = drm_fb_helper_sys_fillrect,
+ .fb_copyarea = drm_fb_helper_sys_copyarea,
+ .fb_imageblit = drm_fb_helper_sys_imageblit,
.fb_mmap = msm_fbdev_mmap,
.fb_check_var = drm_fb_helper_check_var,
goto fail_unlock;
}
- fbi = framebuffer_alloc(0, dev->dev);
- if (!fbi) {
+ fbi = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(fbi)) {
dev_err(dev->dev, "failed to allocate fb info\n");
- ret = -ENOMEM;
+ ret = PTR_ERR(fbi);
goto fail_unlock;
}
fbdev->fb = fb;
helper->fb = fb;
- helper->fbdev = fbi;
fbi->par = helper;
fbi->flags = FBINFO_DEFAULT;
strcpy(fbi->fix.id, "msm");
- ret = fb_alloc_cmap(&fbi->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto fail_unlock;
- }
-
drm_fb_helper_fill_fix(fbi, fb->pitches[0], fb->depth);
drm_fb_helper_fill_var(fbi, helper, sizes->fb_width, sizes->fb_height);
fail:
if (ret) {
- framebuffer_release(fbi);
if (fb) {
drm_framebuffer_unregister_private(fb);
drm_framebuffer_remove(fb);
struct msm_drm_private *priv = dev->dev_private;
struct drm_fb_helper *helper = priv->fbdev;
struct msm_fbdev *fbdev;
- struct fb_info *fbi;
DBG();
- fbi = helper->fbdev;
-
- /* only cleanup framebuffer if it is present */
- if (fbi) {
- unregister_framebuffer(fbi);
- framebuffer_release(fbi);
- }
+ drm_fb_helper_unregister_fbi(helper);
+ drm_fb_helper_release_fbi(helper);
drm_fb_helper_fini(helper);
{
struct nouveau_drm *drm = nouveau_drm(device);
struct nouveau_plane *plane = kzalloc(sizeof(struct nouveau_plane), GFP_KERNEL);
- int num_formats = ARRAY_SIZE(formats);
+ unsigned int num_formats = ARRAY_SIZE(formats);
int ret;
if (!plane)
.force = nouveau_connector_force
};
-static void
+static int
nouveau_connector_dp_dpms(struct drm_connector *connector, int mode)
{
struct nouveau_encoder *nv_encoder = NULL;
}
}
- drm_helper_connector_dpms(connector, mode);
+ return drm_helper_connector_dpms(connector, mode);
}
static const struct drm_connector_funcs
if (ret != -ENODEV)
nouveau_fbcon_gpu_lockup(info);
- cfb_fillrect(info, rect);
+ drm_fb_helper_cfb_fillrect(info, rect);
}
static void
if (ret != -ENODEV)
nouveau_fbcon_gpu_lockup(info);
- cfb_copyarea(info, image);
+ drm_fb_helper_cfb_copyarea(info, image);
}
static void
if (ret != -ENODEV)
nouveau_fbcon_gpu_lockup(info);
- cfb_imageblit(info, image);
+ drm_fb_helper_cfb_imageblit(info, image);
}
static int
.owner = THIS_MODULE,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_fillrect = drm_fb_helper_cfb_fillrect,
+ .fb_copyarea = drm_fb_helper_cfb_copyarea,
+ .fb_imageblit = drm_fb_helper_cfb_imageblit,
.fb_pan_display = drm_fb_helper_pan_display,
.fb_blank = drm_fb_helper_blank,
.fb_setcmap = drm_fb_helper_setcmap,
struct nouveau_channel *chan;
struct nouveau_bo *nvbo;
struct drm_mode_fb_cmd2 mode_cmd;
- struct pci_dev *pdev = dev->pdev;
int size, ret;
mode_cmd.width = sizes->surface_width;
mutex_lock(&dev->struct_mutex);
- info = framebuffer_alloc(0, &pdev->dev);
- if (!info) {
- ret = -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
goto out_unlock;
}
info->skip_vt_switch = 1;
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- framebuffer_release(info);
- goto out_unlock;
- }
-
info->par = fbcon;
nouveau_framebuffer_init(dev, &fbcon->nouveau_fb, &mode_cmd, nvbo);
/* setup helper */
fbcon->helper.fb = fb;
- fbcon->helper.fbdev = info;
strcpy(info->fix.id, "nouveaufb");
if (!chan)
nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *fbcon)
{
struct nouveau_framebuffer *nouveau_fb = &fbcon->nouveau_fb;
- struct fb_info *info;
- if (fbcon->helper.fbdev) {
- info = fbcon->helper.fbdev;
- unregister_framebuffer(info);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&fbcon->helper);
+ drm_fb_helper_release_fbi(&fbcon->helper);
if (nouveau_fb->nvbo) {
nouveau_bo_unmap(nouveau_fb->nvbo);
console_lock();
if (state == FBINFO_STATE_RUNNING)
nouveau_fbcon_accel_restore(dev);
- fb_set_suspend(drm->fbcon->helper.fbdev, state);
+ drm_fb_helper_set_suspend(&drm->fbcon->helper, state);
if (state != FBINFO_STATE_RUNNING)
nouveau_fbcon_accel_save_disable(dev);
console_unlock();
void
nouveau_ttm_fini(struct nouveau_drm *drm)
{
- mutex_lock(&drm->dev->struct_mutex);
ttm_bo_clean_mm(&drm->ttm.bdev, TTM_PL_VRAM);
ttm_bo_clean_mm(&drm->ttm.bdev, TTM_PL_TT);
- mutex_unlock(&drm->dev->struct_mutex);
ttm_bo_device_release(&drm->ttm.bdev);
copy_timings_drm_to_omap(&omap_crtc->timings, mode);
}
-static void omap_crtc_atomic_begin(struct drm_crtc *crtc)
+static void omap_crtc_atomic_begin(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
}
-static void omap_crtc_atomic_flush(struct drm_crtc *crtc)
+static void omap_crtc_atomic_flush(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct omap_crtc *omap_crtc = to_omap_crtc(crtc);
/* Note: to properly handle manual update displays, we wrap the
* basic fbdev ops which write to the framebuffer
*/
- .fb_read = fb_sys_read,
- .fb_write = fb_sys_write,
- .fb_fillrect = sys_fillrect,
- .fb_copyarea = sys_copyarea,
- .fb_imageblit = sys_imageblit,
+ .fb_read = drm_fb_helper_sys_read,
+ .fb_write = drm_fb_helper_sys_write,
+ .fb_fillrect = drm_fb_helper_sys_fillrect,
+ .fb_copyarea = drm_fb_helper_sys_copyarea,
+ .fb_imageblit = drm_fb_helper_sys_imageblit,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
mutex_lock(&dev->struct_mutex);
- fbi = framebuffer_alloc(0, dev->dev);
- if (!fbi) {
+ fbi = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(fbi)) {
dev_err(dev->dev, "failed to allocate fb info\n");
- ret = -ENOMEM;
+ ret = PTR_ERR(fbi);
goto fail_unlock;
}
fbdev->fb = fb;
helper->fb = fb;
- helper->fbdev = fbi;
fbi->par = helper;
fbi->flags = FBINFO_DEFAULT;
strcpy(fbi->fix.id, MODULE_NAME);
- ret = fb_alloc_cmap(&fbi->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto fail_unlock;
- }
-
drm_fb_helper_fill_fix(fbi, fb->pitches[0], fb->depth);
drm_fb_helper_fill_var(fbi, helper, sizes->fb_width, sizes->fb_height);
fail:
if (ret) {
- if (fbi)
- framebuffer_release(fbi);
+
+ drm_fb_helper_release_fbi(helper);
+
if (fb) {
drm_framebuffer_unregister_private(fb);
drm_framebuffer_remove(fb);
struct omap_drm_private *priv = dev->dev_private;
struct drm_fb_helper *helper = priv->fbdev;
struct omap_fbdev *fbdev;
- struct fb_info *fbi;
DBG();
- fbi = helper->fbdev;
-
- /* only cleanup framebuffer if it is present */
- if (fbi) {
- unregister_framebuffer(fbi);
- framebuffer_release(fbi);
- }
+ drm_fb_helper_unregister_fbi(helper);
+ drm_fb_helper_release_fbi(helper);
drm_fb_helper_fini(helper);
{
struct qxl_fbdev *qfbdev = info->par;
- sys_fillrect(info, rect);
+ drm_fb_helper_sys_fillrect(info, rect);
qxl_dirty_update(qfbdev, rect->dx, rect->dy, rect->width,
rect->height);
}
{
struct qxl_fbdev *qfbdev = info->par;
- sys_copyarea(info, area);
+ drm_fb_helper_sys_copyarea(info, area);
qxl_dirty_update(qfbdev, area->dx, area->dy, area->width,
area->height);
}
{
struct qxl_fbdev *qfbdev = info->par;
- sys_imageblit(info, image);
+ drm_fb_helper_sys_imageblit(info, image);
qxl_dirty_update(qfbdev, image->dx, image->dy, image->width,
image->height);
}
struct drm_mode_fb_cmd2 mode_cmd;
struct drm_gem_object *gobj = NULL;
struct qxl_bo *qbo = NULL;
- struct device *device = &qdev->pdev->dev;
int ret;
int size;
int bpp = sizes->surface_bpp;
shadow);
size = mode_cmd.pitches[0] * mode_cmd.height;
- info = framebuffer_alloc(0, device);
- if (info == NULL) {
- ret = -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(&qfbdev->helper);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
goto out_unref;
}
/* setup helper with fb data */
qfbdev->helper.fb = fb;
- qfbdev->helper.fbdev = info;
+
qfbdev->shadow = shadow;
strcpy(info->fix.id, "qxldrmfb");
sizes->fb_height);
/* setup aperture base/size for vesafb takeover */
- info->apertures = alloc_apertures(1);
- if (!info->apertures) {
- ret = -ENOMEM;
- goto out_unref;
- }
info->apertures->ranges[0].base = qdev->ddev->mode_config.fb_base;
info->apertures->ranges[0].size = qdev->vram_size;
if (info->screen_base == NULL) {
ret = -ENOSPC;
- goto out_unref;
- }
-
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto out_unref;
+ goto out_destroy_fbi;
}
info->fbdefio = &qxl_defio;
DRM_INFO("fb: depth %d, pitch %d, width %d, height %d\n", fb->depth, fb->pitches[0], fb->width, fb->height);
return 0;
+out_destroy_fbi:
+ drm_fb_helper_release_fbi(&qfbdev->helper);
out_unref:
if (qbo) {
ret = qxl_bo_reserve(qbo, false);
static int qxl_fbdev_destroy(struct drm_device *dev, struct qxl_fbdev *qfbdev)
{
- struct fb_info *info;
struct qxl_framebuffer *qfb = &qfbdev->qfb;
- if (qfbdev->helper.fbdev) {
- info = qfbdev->helper.fbdev;
+ drm_fb_helper_unregister_fbi(&qfbdev->helper);
+ drm_fb_helper_release_fbi(&qfbdev->helper);
- unregister_framebuffer(info);
- framebuffer_release(info);
- }
if (qfb->obj) {
qxlfb_destroy_pinned_object(qfb->obj);
qfb->obj = NULL;
void qxl_fbdev_set_suspend(struct qxl_device *qdev, int state)
{
- fb_set_suspend(qdev->mode_info.qfbdev->helper.fbdev, state);
+ drm_fb_helper_set_suspend(&qdev->mode_info.qfbdev->helper, state);
}
bool qxl_fbdev_qobj_is_fb(struct qxl_device *qdev, struct qxl_bo *qobj)
return;
dev_err(qdev->dev, "Userspace still has active objects !\n");
list_for_each_entry_safe(bo, n, &qdev->gem.objects, list) {
- mutex_lock(&qdev->ddev->struct_mutex);
dev_err(qdev->dev, "%p %p %lu %lu force free\n",
&bo->gem_base, bo, (unsigned long)bo->gem_base.size,
*((unsigned long *)&bo->gem_base.refcount));
list_del_init(&bo->list);
mutex_unlock(&qdev->gem.mutex);
/* this should unref the ttm bo */
- drm_gem_object_unreference(&bo->gem_base);
- mutex_unlock(&qdev->ddev->struct_mutex);
+ drm_gem_object_unreference_unlocked(&bo->gem_base);
}
}
kfree(radeon_connector);
}
-static void radeon_connector_dpms(struct drm_connector *connector, int mode)
+static int radeon_connector_dpms(struct drm_connector *connector, int mode)
{
DRM_DEBUG_KMS("\n");
+ return 0;
}
static const struct drm_connector_funcs radeon_dp_mst_connector_funcs = {
.owner = THIS_MODULE,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = radeon_fb_helper_set_par,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_fillrect = drm_fb_helper_cfb_fillrect,
+ .fb_copyarea = drm_fb_helper_cfb_copyarea,
+ .fb_imageblit = drm_fb_helper_cfb_imageblit,
.fb_pan_display = drm_fb_helper_pan_display,
.fb_blank = drm_fb_helper_blank,
.fb_setcmap = drm_fb_helper_setcmap,
struct drm_mode_fb_cmd2 mode_cmd;
struct drm_gem_object *gobj = NULL;
struct radeon_bo *rbo = NULL;
- struct device *device = &rdev->pdev->dev;
int ret;
unsigned long tmp;
rbo = gem_to_radeon_bo(gobj);
/* okay we have an object now allocate the framebuffer */
- info = framebuffer_alloc(0, device);
- if (info == NULL) {
- ret = -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
goto out_unref;
}
ret = radeon_framebuffer_init(rdev->ddev, &rfbdev->rfb, &mode_cmd, gobj);
if (ret) {
DRM_ERROR("failed to initialize framebuffer %d\n", ret);
- goto out_unref;
+ goto out_destroy_fbi;
}
fb = &rfbdev->rfb.base;
/* setup helper */
rfbdev->helper.fb = fb;
- rfbdev->helper.fbdev = info;
memset_io(rbo->kptr, 0x0, radeon_bo_size(rbo));
drm_fb_helper_fill_var(info, &rfbdev->helper, sizes->fb_width, sizes->fb_height);
/* setup aperture base/size for vesafb takeover */
- info->apertures = alloc_apertures(1);
- if (!info->apertures) {
- ret = -ENOMEM;
- goto out_unref;
- }
info->apertures->ranges[0].base = rdev->ddev->mode_config.fb_base;
info->apertures->ranges[0].size = rdev->mc.aper_size;
if (info->screen_base == NULL) {
ret = -ENOSPC;
- goto out_unref;
- }
-
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto out_unref;
+ goto out_destroy_fbi;
}
DRM_INFO("fb mappable at 0x%lX\n", info->fix.smem_start);
vga_switcheroo_client_fb_set(rdev->ddev->pdev, info);
return 0;
+out_destroy_fbi:
+ drm_fb_helper_release_fbi(helper);
out_unref:
if (rbo) {
static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfbdev)
{
- struct fb_info *info;
struct radeon_framebuffer *rfb = &rfbdev->rfb;
- if (rfbdev->helper.fbdev) {
- info = rfbdev->helper.fbdev;
-
- unregister_framebuffer(info);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&rfbdev->helper);
+ drm_fb_helper_release_fbi(&rfbdev->helper);
if (rfb->obj) {
radeonfb_destroy_pinned_object(rfb->obj);
return true;
}
-static void rcar_du_crtc_atomic_begin(struct drm_crtc *crtc)
+static void rcar_du_crtc_atomic_begin(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct drm_pending_vblank_event *event = crtc->state->event;
struct rcar_du_crtc *rcrtc = to_rcar_crtc(crtc);
}
}
-static void rcar_du_crtc_atomic_flush(struct drm_crtc *crtc)
+static void rcar_du_crtc_atomic_flush(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct rcar_du_crtc *rcrtc = to_rcar_crtc(crtc);
static struct fb_ops rockchip_drm_fbdev_ops = {
.owner = THIS_MODULE,
.fb_mmap = rockchip_fbdev_mmap,
- .fb_fillrect = cfb_fillrect,
- .fb_copyarea = cfb_copyarea,
- .fb_imageblit = cfb_imageblit,
+ .fb_fillrect = drm_fb_helper_cfb_fillrect,
+ .fb_copyarea = drm_fb_helper_cfb_copyarea,
+ .fb_imageblit = drm_fb_helper_cfb_imageblit,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
.fb_blank = drm_fb_helper_blank,
private->fbdev_bo = &rk_obj->base;
- fbi = framebuffer_alloc(0, dev->dev);
- if (!fbi) {
- dev_err(dev->dev, "Failed to allocate framebuffer info.\n");
- ret = -ENOMEM;
+ fbi = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(fbi)) {
+ dev_err(dev->dev, "Failed to create framebuffer info.\n");
+ ret = PTR_ERR(fbi);
goto err_rockchip_gem_free_object;
}
if (IS_ERR(helper->fb)) {
dev_err(dev->dev, "Failed to allocate DRM framebuffer.\n");
ret = PTR_ERR(helper->fb);
- goto err_framebuffer_release;
+ goto err_release_fbi;
}
- helper->fbdev = fbi;
-
fbi->par = helper;
fbi->flags = FBINFO_FLAG_DEFAULT;
fbi->fbops = &rockchip_drm_fbdev_ops;
- ret = fb_alloc_cmap(&fbi->cmap, 256, 0);
- if (ret) {
- dev_err(dev->dev, "Failed to allocate color map.\n");
- goto err_drm_framebuffer_unref;
- }
-
fb = helper->fb;
drm_fb_helper_fill_fix(fbi, fb->pitches[0], fb->depth);
drm_fb_helper_fill_var(fbi, helper, sizes->fb_width, sizes->fb_height);
return 0;
-err_drm_framebuffer_unref:
- drm_framebuffer_unreference(helper->fb);
-err_framebuffer_release:
- framebuffer_release(fbi);
+err_release_fbi:
+ drm_fb_helper_release_fbi(helper);
err_rockchip_gem_free_object:
rockchip_gem_free_object(&rk_obj->base);
return ret;
helper = &private->fbdev_helper;
- if (helper->fbdev) {
- struct fb_info *info;
- int ret;
-
- info = helper->fbdev;
- ret = unregister_framebuffer(info);
- if (ret < 0)
- DRM_DEBUG_KMS("failed unregister_framebuffer() - %d\n",
- ret);
-
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
-
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(helper);
+ drm_fb_helper_release_fbi(helper);
if (helper->fb)
drm_framebuffer_unreference(helper->fb);
struct drm_gem_object *obj;
int ret;
- mutex_lock(&dev->struct_mutex);
-
obj = drm_gem_object_lookup(dev, file_priv, handle);
if (!obj) {
DRM_ERROR("failed to lookup gem object.\n");
- ret = -EINVAL;
- goto unlock;
+ return -EINVAL;
}
ret = drm_gem_create_mmap_offset(obj);
DRM_DEBUG_KMS("offset = 0x%llx\n", *offset);
out:
- drm_gem_object_unreference(obj);
-unlock:
- mutex_unlock(&dev->struct_mutex);
- return ret;
+ drm_gem_object_unreference_unlocked(obj);
+
+ return 0;
}
/*
sticompositor-y := \
- sti_layer.o \
sti_mixer.o \
sti_gdp.o \
sti_vid.o \
sti_cursor.o \
sti_compositor.o \
- sti_drm_crtc.o \
- sti_drm_plane.o
+ sti_crtc.o \
+ sti_plane.o
stihdmi-y := sti_hdmi.o \
sti_hdmi_tx3g0c55phy.o \
sticompositor.o \
sti_hqvdp.o \
stidvo.o \
- sti_drm_drv.o
+ sti_drv.o
#include <drm/drmP.h>
#include "sti_compositor.h"
-#include "sti_drm_crtc.h"
-#include "sti_drm_drv.h"
-#include "sti_drm_plane.h"
+#include "sti_crtc.h"
+#include "sti_cursor.h"
+#include "sti_drv.h"
#include "sti_gdp.h"
+#include "sti_plane.h"
+#include "sti_vid.h"
#include "sti_vtg.h"
/*
{STI_GPD_SUBDEV, (int)STI_GDP_1, 0x200},
{STI_GPD_SUBDEV, (int)STI_GDP_2, 0x300},
{STI_GPD_SUBDEV, (int)STI_GDP_3, 0x400},
- {STI_VID_SUBDEV, (int)STI_VID_0, 0x700},
+ {STI_VID_SUBDEV, (int)STI_HQVDP_0, 0x700},
{STI_MIXER_MAIN_SUBDEV, STI_MIXER_MAIN, 0xC00},
{STI_MIXER_AUX_SUBDEV, STI_MIXER_AUX, 0xD00},
},
},
};
-static int sti_compositor_init_subdev(struct sti_compositor *compo,
- struct sti_compositor_subdev_descriptor *desc,
- unsigned int array_size)
+static int sti_compositor_bind(struct device *dev,
+ struct device *master,
+ void *data)
{
- unsigned int i, mixer_id = 0, layer_id = 0;
+ struct sti_compositor *compo = dev_get_drvdata(dev);
+ struct drm_device *drm_dev = data;
+ unsigned int i, mixer_id = 0, vid_id = 0, crtc_id = 0;
+ struct sti_private *dev_priv = drm_dev->dev_private;
+ struct drm_plane *cursor = NULL;
+ struct drm_plane *primary = NULL;
+ struct sti_compositor_subdev_descriptor *desc = compo->data.subdev_desc;
+ unsigned int array_size = compo->data.nb_subdev;
+
+ dev_priv->compo = compo;
+ /* Register mixer subdev and video subdev first */
for (i = 0; i < array_size; i++) {
switch (desc[i].type) {
+ case STI_VID_SUBDEV:
+ compo->vid[vid_id++] =
+ sti_vid_create(compo->dev, desc[i].id,
+ compo->regs + desc[i].offset);
+ break;
case STI_MIXER_MAIN_SUBDEV:
case STI_MIXER_AUX_SUBDEV:
compo->mixer[mixer_id++] =
compo->regs + desc[i].offset);
break;
case STI_GPD_SUBDEV:
- case STI_VID_SUBDEV:
case STI_CURSOR_SUBDEV:
- compo->layer[layer_id++] =
- sti_layer_create(compo->dev, desc[i].id,
- compo->regs + desc[i].offset);
+ /* Nothing to do, wait for the second round */
break;
default:
DRM_ERROR("Unknow subdev compoment type\n");
return 1;
}
-
}
- compo->nb_mixers = mixer_id;
- compo->nb_layers = layer_id;
-
- return 0;
-}
-
-static int sti_compositor_bind(struct device *dev, struct device *master,
- void *data)
-{
- struct sti_compositor *compo = dev_get_drvdata(dev);
- struct drm_device *drm_dev = data;
- unsigned int i, crtc = 0, plane = 0;
- struct sti_drm_private *dev_priv = drm_dev->dev_private;
- struct drm_plane *cursor = NULL;
- struct drm_plane *primary = NULL;
- dev_priv->compo = compo;
-
- for (i = 0; i < compo->nb_layers; i++) {
- if (compo->layer[i]) {
- enum sti_layer_desc desc = compo->layer[i]->desc;
- enum sti_layer_type type = desc & STI_LAYER_TYPE_MASK;
- enum drm_plane_type plane_type = DRM_PLANE_TYPE_OVERLAY;
+ /* Register the other subdevs, create crtc and planes */
+ for (i = 0; i < array_size; i++) {
+ enum drm_plane_type plane_type = DRM_PLANE_TYPE_OVERLAY;
- if (crtc < compo->nb_mixers)
- plane_type = DRM_PLANE_TYPE_PRIMARY;
+ if (crtc_id < mixer_id)
+ plane_type = DRM_PLANE_TYPE_PRIMARY;
- switch (type) {
- case STI_CUR:
- cursor = sti_drm_plane_init(drm_dev,
- compo->layer[i],
- 1, DRM_PLANE_TYPE_CURSOR);
- break;
- case STI_GDP:
- case STI_VID:
- primary = sti_drm_plane_init(drm_dev,
- compo->layer[i],
- (1 << compo->nb_mixers) - 1,
- plane_type);
- plane++;
+ switch (desc[i].type) {
+ case STI_MIXER_MAIN_SUBDEV:
+ case STI_MIXER_AUX_SUBDEV:
+ case STI_VID_SUBDEV:
+ /* Nothing to do, already done at the first round */
+ break;
+ case STI_CURSOR_SUBDEV:
+ cursor = sti_cursor_create(drm_dev, compo->dev,
+ desc[i].id,
+ compo->regs + desc[i].offset,
+ 1);
+ if (!cursor) {
+ DRM_ERROR("Can't create CURSOR plane\n");
break;
- case STI_BCK:
- case STI_VDP:
+ }
+ break;
+ case STI_GPD_SUBDEV:
+ primary = sti_gdp_create(drm_dev, compo->dev,
+ desc[i].id,
+ compo->regs + desc[i].offset,
+ (1 << mixer_id) - 1,
+ plane_type);
+ if (!primary) {
+ DRM_ERROR("Can't create GDP plane\n");
break;
}
+ break;
+ default:
+ DRM_ERROR("Unknown subdev compoment type\n");
+ return 1;
+ }
- /* The first planes are reserved for primary planes*/
- if (crtc < compo->nb_mixers && primary) {
- sti_drm_crtc_init(drm_dev, compo->mixer[crtc],
- primary, cursor);
- crtc++;
- cursor = NULL;
- primary = NULL;
- }
+ /* The first planes are reserved for primary planes*/
+ if (crtc_id < mixer_id && primary) {
+ sti_crtc_init(drm_dev, compo->mixer[crtc_id],
+ primary, cursor);
+ crtc_id++;
+ cursor = NULL;
+ primary = NULL;
}
}
- drm_vblank_init(drm_dev, crtc);
+ drm_vblank_init(drm_dev, crtc_id);
/* Allow usage of vblank without having to call drm_irq_install */
drm_dev->irq_enabled = 1;
- DRM_DEBUG_DRIVER("Initialized %d DRM CRTC(s) and %d DRM plane(s)\n",
- crtc, plane);
- DRM_DEBUG_DRIVER("DRM plane(s) for VID/VDP not created yet\n");
-
return 0;
}
struct device_node *vtg_np;
struct sti_compositor *compo;
struct resource *res;
- int err;
compo = devm_kzalloc(dev, sizeof(*compo), GFP_KERNEL);
if (!compo) {
return -ENOMEM;
}
compo->dev = dev;
- compo->vtg_vblank_nb.notifier_call = sti_drm_crtc_vblank_cb;
+ compo->vtg_vblank_nb.notifier_call = sti_crtc_vblank_cb;
/* populate data structure depending on compatibility */
BUG_ON(!of_match_node(compositor_of_match, np)->data);
if (vtg_np)
compo->vtg_aux = of_vtg_find(vtg_np);
- /* Initialize compositor subdevices */
- err = sti_compositor_init_subdev(compo, compo->data.subdev_desc,
- compo->data.nb_subdev);
- if (err)
- return err;
-
platform_set_drvdata(pdev, compo);
return component_add(&pdev->dev, &sti_compositor_ops);
#include <linux/clk.h>
#include <linux/kernel.h>
-#include "sti_layer.h"
#include "sti_mixer.h"
+#include "sti_plane.h"
#define WAIT_NEXT_VSYNC_MS 50 /*ms*/
-#define STI_MAX_LAYER 8
#define STI_MAX_MIXER 2
+#define STI_MAX_VID 1
enum sti_compositor_subdev_type {
STI_MIXER_MAIN_SUBDEV,
* @rst_main: reset control of the main path
* @rst_aux: reset control of the aux path
* @mixer: array of mixers
+ * @vid: array of vids
* @vtg_main: vtg for main data path
* @vtg_aux: vtg for auxillary data path
- * @layer: array of layers
- * @nb_mixers: number of mixers for this compositor
- * @nb_layers: number of layers (GDP,VID,...) for this compositor
* @vtg_vblank_nb: callback for VTG VSYNC notification
*/
struct sti_compositor {
struct reset_control *rst_main;
struct reset_control *rst_aux;
struct sti_mixer *mixer[STI_MAX_MIXER];
+ struct sti_vid *vid[STI_MAX_VID];
struct sti_vtg *vtg_main;
struct sti_vtg *vtg_aux;
- struct sti_layer *layer[STI_MAX_LAYER];
- int nb_mixers;
- int nb_layers;
struct notifier_block vtg_vblank_nb;
};
#include <drm/drm_plane_helper.h>
#include "sti_compositor.h"
-#include "sti_drm_drv.h"
-#include "sti_drm_crtc.h"
+#include "sti_crtc.h"
+#include "sti_drv.h"
+#include "sti_vid.h"
#include "sti_vtg.h"
-static void sti_drm_crtc_dpms(struct drm_crtc *crtc, int mode)
-{
- DRM_DEBUG_KMS("\n");
-}
-
-static void sti_drm_crtc_prepare(struct drm_crtc *crtc)
+static void sti_crtc_enable(struct drm_crtc *crtc)
{
struct sti_mixer *mixer = to_sti_mixer(crtc);
struct device *dev = mixer->dev;
struct sti_compositor *compo = dev_get_drvdata(dev);
- mixer->enabled = true;
+ DRM_DEBUG_DRIVER("\n");
+
+ mixer->status = STI_MIXER_READY;
/* Prepare and enable the compo IP clock */
if (mixer->id == STI_MIXER_MAIN) {
DRM_INFO("Failed to prepare/enable compo_aux clk\n");
}
- sti_mixer_clear_all_layers(mixer);
+ drm_crtc_vblank_on(crtc);
}
-static void sti_drm_crtc_commit(struct drm_crtc *crtc)
+static void sti_crtc_disabling(struct drm_crtc *crtc)
{
struct sti_mixer *mixer = to_sti_mixer(crtc);
- struct device *dev = mixer->dev;
- struct sti_compositor *compo = dev_get_drvdata(dev);
- struct sti_layer *layer;
-
- if ((!mixer || !compo)) {
- DRM_ERROR("Can not find mixer or compositor)\n");
- return;
- }
- /* get GDP which is reserved to the CRTC FB */
- layer = to_sti_layer(crtc->primary);
- if (layer)
- sti_layer_commit(layer);
- else
- DRM_ERROR("Can not find CRTC dedicated plane (GDP0)\n");
-
- /* Enable layer on mixer */
- if (sti_mixer_set_layer_status(mixer, layer, true))
- DRM_ERROR("Can not enable layer at mixer\n");
+ DRM_DEBUG_DRIVER("\n");
- drm_crtc_vblank_on(crtc);
+ mixer->status = STI_MIXER_DISABLING;
}
-static bool sti_drm_crtc_mode_fixup(struct drm_crtc *crtc,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
+static bool sti_crtc_mode_fixup(struct drm_crtc *crtc,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
{
/* accept the provided drm_display_mode, do not fix it up */
return true;
}
static int
-sti_drm_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode)
+sti_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode)
{
struct sti_mixer *mixer = to_sti_mixer(crtc);
struct device *dev = mixer->dev;
res = sti_mixer_active_video_area(mixer, &crtc->mode);
if (res) {
- DRM_ERROR("Can not set active video area\n");
+ DRM_ERROR("Can't set active video area\n");
return -EINVAL;
}
return res;
}
-static void sti_drm_crtc_disable(struct drm_crtc *crtc)
+static void sti_crtc_disable(struct drm_crtc *crtc)
{
struct sti_mixer *mixer = to_sti_mixer(crtc);
struct device *dev = mixer->dev;
struct sti_compositor *compo = dev_get_drvdata(dev);
- if (!mixer->enabled)
- return;
-
DRM_DEBUG_KMS("CRTC:%d (%s)\n", crtc->base.id, sti_mixer_to_str(mixer));
/* Disable Background */
clk_disable_unprepare(compo->clk_compo_aux);
}
- mixer->enabled = false;
+ mixer->status = STI_MIXER_DISABLED;
}
static void
-sti_drm_crtc_mode_set_nofb(struct drm_crtc *crtc)
+sti_crtc_mode_set_nofb(struct drm_crtc *crtc)
{
- sti_drm_crtc_prepare(crtc);
- sti_drm_crtc_mode_set(crtc, &crtc->state->adjusted_mode);
+ sti_crtc_enable(crtc);
+ sti_crtc_mode_set(crtc, &crtc->state->adjusted_mode);
}
-static void sti_drm_atomic_begin(struct drm_crtc *crtc)
+static void sti_crtc_atomic_begin(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct sti_mixer *mixer = to_sti_mixer(crtc);
}
}
-static void sti_drm_atomic_flush(struct drm_crtc *crtc)
+static void sti_crtc_atomic_flush(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
+ struct drm_device *drm_dev = crtc->dev;
+ struct sti_mixer *mixer = to_sti_mixer(crtc);
+ struct sti_compositor *compo = dev_get_drvdata(mixer->dev);
+ struct drm_plane *p;
+
+ DRM_DEBUG_DRIVER("\n");
+
+ /* perform plane actions */
+ list_for_each_entry(p, &drm_dev->mode_config.plane_list, head) {
+ struct sti_plane *plane = to_sti_plane(p);
+
+ switch (plane->status) {
+ case STI_PLANE_UPDATED:
+ /* update planes tag as updated */
+ DRM_DEBUG_DRIVER("update plane %s\n",
+ sti_plane_to_str(plane));
+
+ if (sti_mixer_set_plane_depth(mixer, plane)) {
+ DRM_ERROR("Cannot set plane %s depth\n",
+ sti_plane_to_str(plane));
+ break;
+ }
+
+ if (sti_mixer_set_plane_status(mixer, plane, true)) {
+ DRM_ERROR("Cannot enable plane %s at mixer\n",
+ sti_plane_to_str(plane));
+ break;
+ }
+
+ /* if plane is HQVDP_0 then commit the vid[0] */
+ if (plane->desc == STI_HQVDP_0)
+ sti_vid_commit(compo->vid[0], p->state);
+
+ plane->status = STI_PLANE_READY;
+
+ break;
+ case STI_PLANE_DISABLING:
+ /* disabling sequence for planes tag as disabling */
+ DRM_DEBUG_DRIVER("disable plane %s from mixer\n",
+ sti_plane_to_str(plane));
+
+ if (sti_mixer_set_plane_status(mixer, plane, false)) {
+ DRM_ERROR("Cannot disable plane %s at mixer\n",
+ sti_plane_to_str(plane));
+ continue;
+ }
+
+ if (plane->desc == STI_CURSOR)
+ /* tag plane status for disabled */
+ plane->status = STI_PLANE_DISABLED;
+ else
+ /* tag plane status for flushing */
+ plane->status = STI_PLANE_FLUSHING;
+
+ /* if plane is HQVDP_0 then disable the vid[0] */
+ if (plane->desc == STI_HQVDP_0)
+ sti_vid_disable(compo->vid[0]);
+
+ break;
+ default:
+ /* Other status case are not handled */
+ break;
+ }
+ }
}
static struct drm_crtc_helper_funcs sti_crtc_helper_funcs = {
- .dpms = sti_drm_crtc_dpms,
- .prepare = sti_drm_crtc_prepare,
- .commit = sti_drm_crtc_commit,
- .mode_fixup = sti_drm_crtc_mode_fixup,
+ .enable = sti_crtc_enable,
+ .disable = sti_crtc_disabling,
+ .mode_fixup = sti_crtc_mode_fixup,
.mode_set = drm_helper_crtc_mode_set,
- .mode_set_nofb = sti_drm_crtc_mode_set_nofb,
+ .mode_set_nofb = sti_crtc_mode_set_nofb,
.mode_set_base = drm_helper_crtc_mode_set_base,
- .disable = sti_drm_crtc_disable,
- .atomic_begin = sti_drm_atomic_begin,
- .atomic_flush = sti_drm_atomic_flush,
+ .atomic_begin = sti_crtc_atomic_begin,
+ .atomic_flush = sti_crtc_atomic_flush,
};
-static void sti_drm_crtc_destroy(struct drm_crtc *crtc)
+static void sti_crtc_destroy(struct drm_crtc *crtc)
{
DRM_DEBUG_KMS("\n");
drm_crtc_cleanup(crtc);
}
-static int sti_drm_crtc_set_property(struct drm_crtc *crtc,
- struct drm_property *property,
- uint64_t val)
+static int sti_crtc_set_property(struct drm_crtc *crtc,
+ struct drm_property *property,
+ uint64_t val)
{
DRM_DEBUG_KMS("\n");
return 0;
}
-int sti_drm_crtc_vblank_cb(struct notifier_block *nb,
- unsigned long event, void *data)
+int sti_crtc_vblank_cb(struct notifier_block *nb,
+ unsigned long event, void *data)
{
struct drm_device *drm_dev;
struct sti_compositor *compo =
container_of(nb, struct sti_compositor, vtg_vblank_nb);
int *crtc = data;
unsigned long flags;
- struct sti_drm_private *priv;
+ struct sti_private *priv;
drm_dev = compo->mixer[*crtc]->drm_crtc.dev;
priv = drm_dev->dev_private;
spin_lock_irqsave(&drm_dev->event_lock, flags);
if (compo->mixer[*crtc]->pending_event) {
drm_send_vblank_event(drm_dev, -1,
- compo->mixer[*crtc]->pending_event);
+ compo->mixer[*crtc]->pending_event);
drm_vblank_put(drm_dev, *crtc);
compo->mixer[*crtc]->pending_event = NULL;
}
spin_unlock_irqrestore(&drm_dev->event_lock, flags);
+ if (compo->mixer[*crtc]->status == STI_MIXER_DISABLING) {
+ struct drm_plane *p;
+
+ /* Disable mixer only if all overlay planes (GDP and VDP)
+ * are disabled */
+ list_for_each_entry(p, &drm_dev->mode_config.plane_list, head) {
+ struct sti_plane *plane = to_sti_plane(p);
+
+ if ((plane->desc & STI_PLANE_TYPE_MASK) <= STI_VDP)
+ if (plane->status != STI_PLANE_DISABLED)
+ return 0;
+ }
+ sti_crtc_disable(&compo->mixer[*crtc]->drm_crtc);
+ }
+
return 0;
}
-int sti_drm_crtc_enable_vblank(struct drm_device *dev, int crtc)
+int sti_crtc_enable_vblank(struct drm_device *dev, int crtc)
{
- struct sti_drm_private *dev_priv = dev->dev_private;
+ struct sti_private *dev_priv = dev->dev_private;
struct sti_compositor *compo = dev_priv->compo;
struct notifier_block *vtg_vblank_nb = &compo->vtg_vblank_nb;
+ DRM_DEBUG_DRIVER("\n");
+
if (sti_vtg_register_client(crtc == STI_MIXER_MAIN ?
compo->vtg_main : compo->vtg_aux,
vtg_vblank_nb, crtc)) {
return 0;
}
-EXPORT_SYMBOL(sti_drm_crtc_enable_vblank);
+EXPORT_SYMBOL(sti_crtc_enable_vblank);
-void sti_drm_crtc_disable_vblank(struct drm_device *dev, int crtc)
+void sti_crtc_disable_vblank(struct drm_device *drm_dev, int crtc)
{
- struct sti_drm_private *priv = dev->dev_private;
+ struct sti_private *priv = drm_dev->dev_private;
struct sti_compositor *compo = priv->compo;
struct notifier_block *vtg_vblank_nb = &compo->vtg_vblank_nb;
/* free the resources of the pending requests */
if (compo->mixer[crtc]->pending_event) {
- drm_vblank_put(dev, crtc);
+ drm_vblank_put(drm_dev, crtc);
compo->mixer[crtc]->pending_event = NULL;
}
}
-EXPORT_SYMBOL(sti_drm_crtc_disable_vblank);
+EXPORT_SYMBOL(sti_crtc_disable_vblank);
static struct drm_crtc_funcs sti_crtc_funcs = {
.set_config = drm_atomic_helper_set_config,
.page_flip = drm_atomic_helper_page_flip,
- .destroy = sti_drm_crtc_destroy,
- .set_property = sti_drm_crtc_set_property,
+ .destroy = sti_crtc_destroy,
+ .set_property = sti_crtc_set_property,
.reset = drm_atomic_helper_crtc_reset,
.atomic_duplicate_state = drm_atomic_helper_crtc_duplicate_state,
.atomic_destroy_state = drm_atomic_helper_crtc_destroy_state,
};
-bool sti_drm_crtc_is_main(struct drm_crtc *crtc)
+bool sti_crtc_is_main(struct drm_crtc *crtc)
{
struct sti_mixer *mixer = to_sti_mixer(crtc);
return false;
}
-EXPORT_SYMBOL(sti_drm_crtc_is_main);
+EXPORT_SYMBOL(sti_crtc_is_main);
-int sti_drm_crtc_init(struct drm_device *drm_dev, struct sti_mixer *mixer,
- struct drm_plane *primary, struct drm_plane *cursor)
+int sti_crtc_init(struct drm_device *drm_dev, struct sti_mixer *mixer,
+ struct drm_plane *primary, struct drm_plane *cursor)
{
struct drm_crtc *crtc = &mixer->drm_crtc;
int res;
res = drm_crtc_init_with_planes(drm_dev, crtc, primary, cursor,
- &sti_crtc_funcs);
+ &sti_crtc_funcs);
if (res) {
- DRM_ERROR("Can not initialze CRTC\n");
+ DRM_ERROR("Can't initialze CRTC\n");
return -EINVAL;
}
--- /dev/null
+/*
+ * Copyright (C) STMicroelectronics SA 2014
+ * Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics.
+ * License terms: GNU General Public License (GPL), version 2
+ */
+
+#ifndef _STI_CRTC_H_
+#define _STI_CRTC_H_
+
+#include <drm/drmP.h>
+
+struct sti_mixer;
+
+int sti_crtc_init(struct drm_device *drm_dev, struct sti_mixer *mixer,
+ struct drm_plane *primary, struct drm_plane *cursor);
+int sti_crtc_enable_vblank(struct drm_device *dev, int crtc);
+void sti_crtc_disable_vblank(struct drm_device *dev, int crtc);
+int sti_crtc_vblank_cb(struct notifier_block *nb,
+ unsigned long event, void *data);
+bool sti_crtc_is_main(struct drm_crtc *drm_crtc);
+
+#endif
*/
#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_fb_cma_helper.h>
+#include <drm/drm_gem_cma_helper.h>
+#include <drm/drm_plane_helper.h>
+
+#include "sti_compositor.h"
#include "sti_cursor.h"
-#include "sti_layer.h"
+#include "sti_plane.h"
#include "sti_vtg.h"
/* Registers */
/**
* STI Cursor structure
*
- * @layer: layer structure
- * @width: cursor width
- * @height: cursor height
- * @clut: color look up table
- * @clut_paddr: color look up table physical address
- * @pixmap: pixmap dma buffer (clut8-format cursor)
+ * @sti_plane: sti_plane structure
+ * @dev: driver device
+ * @regs: cursor registers
+ * @width: cursor width
+ * @height: cursor height
+ * @clut: color look up table
+ * @clut_paddr: color look up table physical address
+ * @pixmap: pixmap dma buffer (clut8-format cursor)
*/
struct sti_cursor {
- struct sti_layer layer;
+ struct sti_plane plane;
+ struct device *dev;
+ void __iomem *regs;
unsigned int width;
unsigned int height;
unsigned short *clut;
DRM_FORMAT_ARGB8888,
};
-#define to_sti_cursor(x) container_of(x, struct sti_cursor, layer)
-
-static const uint32_t *sti_cursor_get_formats(struct sti_layer *layer)
-{
- return cursor_supported_formats;
-}
-
-static unsigned int sti_cursor_get_nb_formats(struct sti_layer *layer)
-{
- return ARRAY_SIZE(cursor_supported_formats);
-}
+#define to_sti_cursor(x) container_of(x, struct sti_cursor, plane)
-static void sti_cursor_argb8888_to_clut8(struct sti_layer *layer)
+static void sti_cursor_argb8888_to_clut8(struct sti_cursor *cursor, u32 *src)
{
- struct sti_cursor *cursor = to_sti_cursor(layer);
- u32 *src = layer->vaddr;
u8 *dst = cursor->pixmap.base;
unsigned int i, j;
u32 a, r, g, b;
}
}
-static int sti_cursor_prepare_layer(struct sti_layer *layer, bool first_prepare)
+static void sti_cursor_init(struct sti_cursor *cursor)
{
- struct sti_cursor *cursor = to_sti_cursor(layer);
- struct drm_display_mode *mode = layer->mode;
+ unsigned short *base = cursor->clut;
+ unsigned int a, r, g, b;
+
+ /* Assign CLUT values, ARGB444 format */
+ for (a = 0; a < 4; a++)
+ for (r = 0; r < 4; r++)
+ for (g = 0; g < 4; g++)
+ for (b = 0; b < 4; b++)
+ *base++ = (a * 5) << 12 |
+ (r * 5) << 8 |
+ (g * 5) << 4 |
+ (b * 5);
+}
+
+static void sti_cursor_atomic_update(struct drm_plane *drm_plane,
+ struct drm_plane_state *oldstate)
+{
+ struct drm_plane_state *state = drm_plane->state;
+ struct sti_plane *plane = to_sti_plane(drm_plane);
+ struct sti_cursor *cursor = to_sti_cursor(plane);
+ struct drm_crtc *crtc = state->crtc;
+ struct sti_mixer *mixer = to_sti_mixer(crtc);
+ struct drm_framebuffer *fb = state->fb;
+ struct drm_display_mode *mode = &crtc->mode;
+ int dst_x = state->crtc_x;
+ int dst_y = state->crtc_y;
+ int dst_w = clamp_val(state->crtc_w, 0, mode->crtc_hdisplay - dst_x);
+ int dst_h = clamp_val(state->crtc_h, 0, mode->crtc_vdisplay - dst_y);
+ /* src_x are in 16.16 format */
+ int src_w = state->src_w >> 16;
+ int src_h = state->src_h >> 16;
+ bool first_prepare = plane->status == STI_PLANE_DISABLED ? true : false;
+ struct drm_gem_cma_object *cma_obj;
u32 y, x;
u32 val;
- DRM_DEBUG_DRIVER("\n");
+ DRM_DEBUG_KMS("CRTC:%d (%s) drm plane:%d (%s)\n",
+ crtc->base.id, sti_mixer_to_str(mixer),
+ drm_plane->base.id, sti_plane_to_str(plane));
+ DRM_DEBUG_KMS("(%dx%d)@(%d,%d)\n", dst_w, dst_h, dst_x, dst_y);
- dev_dbg(layer->dev, "%s %s\n", __func__, sti_layer_to_str(layer));
+ dev_dbg(cursor->dev, "%s %s\n", __func__,
+ sti_plane_to_str(plane));
- if (layer->src_w < STI_CURS_MIN_SIZE ||
- layer->src_h < STI_CURS_MIN_SIZE ||
- layer->src_w > STI_CURS_MAX_SIZE ||
- layer->src_h > STI_CURS_MAX_SIZE) {
+ if (src_w < STI_CURS_MIN_SIZE ||
+ src_h < STI_CURS_MIN_SIZE ||
+ src_w > STI_CURS_MAX_SIZE ||
+ src_h > STI_CURS_MAX_SIZE) {
DRM_ERROR("Invalid cursor size (%dx%d)\n",
- layer->src_w, layer->src_h);
- return -EINVAL;
+ src_w, src_h);
+ return;
}
/* If the cursor size has changed, re-allocated the pixmap */
if (!cursor->pixmap.base ||
- (cursor->width != layer->src_w) ||
- (cursor->height != layer->src_h)) {
- cursor->width = layer->src_w;
- cursor->height = layer->src_h;
+ (cursor->width != src_w) ||
+ (cursor->height != src_h)) {
+ cursor->width = src_w;
+ cursor->height = src_h;
if (cursor->pixmap.base)
- dma_free_writecombine(layer->dev,
+ dma_free_writecombine(cursor->dev,
cursor->pixmap.size,
cursor->pixmap.base,
cursor->pixmap.paddr);
cursor->pixmap.size = cursor->width * cursor->height;
- cursor->pixmap.base = dma_alloc_writecombine(layer->dev,
+ cursor->pixmap.base = dma_alloc_writecombine(cursor->dev,
cursor->pixmap.size,
&cursor->pixmap.paddr,
GFP_KERNEL | GFP_DMA);
if (!cursor->pixmap.base) {
DRM_ERROR("Failed to allocate memory for pixmap\n");
- return -ENOMEM;
+ return;
}
}
+ cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
+ if (!cma_obj) {
+ DRM_ERROR("Can't get CMA GEM object for fb\n");
+ return;
+ }
+
/* Convert ARGB8888 to CLUT8 */
- sti_cursor_argb8888_to_clut8(layer);
+ sti_cursor_argb8888_to_clut8(cursor, (u32 *)cma_obj->vaddr);
/* AWS and AWE depend on the mode */
y = sti_vtg_get_line_number(*mode, 0);
x = sti_vtg_get_pixel_number(*mode, 0);
val = y << 16 | x;
- writel(val, layer->regs + CUR_AWS);
+ writel(val, cursor->regs + CUR_AWS);
y = sti_vtg_get_line_number(*mode, mode->vdisplay - 1);
x = sti_vtg_get_pixel_number(*mode, mode->hdisplay - 1);
val = y << 16 | x;
- writel(val, layer->regs + CUR_AWE);
+ writel(val, cursor->regs + CUR_AWE);
if (first_prepare) {
/* Set and fetch CLUT */
- writel(cursor->clut_paddr, layer->regs + CUR_CML);
- writel(CUR_CTL_CLUT_UPDATE, layer->regs + CUR_CTL);
+ writel(cursor->clut_paddr, cursor->regs + CUR_CML);
+ writel(CUR_CTL_CLUT_UPDATE, cursor->regs + CUR_CTL);
}
- return 0;
-}
-
-static int sti_cursor_commit_layer(struct sti_layer *layer)
-{
- struct sti_cursor *cursor = to_sti_cursor(layer);
- struct drm_display_mode *mode = layer->mode;
- u32 ydo, xdo;
-
- dev_dbg(layer->dev, "%s %s\n", __func__, sti_layer_to_str(layer));
-
/* Set memory location, size, and position */
- writel(cursor->pixmap.paddr, layer->regs + CUR_PML);
- writel(cursor->width, layer->regs + CUR_PMP);
- writel(cursor->height << 16 | cursor->width, layer->regs + CUR_SIZE);
+ writel(cursor->pixmap.paddr, cursor->regs + CUR_PML);
+ writel(cursor->width, cursor->regs + CUR_PMP);
+ writel(cursor->height << 16 | cursor->width, cursor->regs + CUR_SIZE);
- ydo = sti_vtg_get_line_number(*mode, layer->dst_y);
- xdo = sti_vtg_get_pixel_number(*mode, layer->dst_y);
- writel((ydo << 16) | xdo, layer->regs + CUR_VPO);
+ y = sti_vtg_get_line_number(*mode, dst_y);
+ x = sti_vtg_get_pixel_number(*mode, dst_y);
+ writel((y << 16) | x, cursor->regs + CUR_VPO);
- return 0;
+ plane->status = STI_PLANE_UPDATED;
}
-static int sti_cursor_disable_layer(struct sti_layer *layer)
+static void sti_cursor_atomic_disable(struct drm_plane *drm_plane,
+ struct drm_plane_state *oldstate)
{
- return 0;
-}
+ struct sti_plane *plane = to_sti_plane(drm_plane);
+ struct sti_mixer *mixer = to_sti_mixer(drm_plane->crtc);
-static void sti_cursor_init(struct sti_layer *layer)
-{
- struct sti_cursor *cursor = to_sti_cursor(layer);
- unsigned short *base = cursor->clut;
- unsigned int a, r, g, b;
+ if (!drm_plane->crtc) {
+ DRM_DEBUG_DRIVER("drm plane:%d not enabled\n",
+ drm_plane->base.id);
+ return;
+ }
- /* Assign CLUT values, ARGB444 format */
- for (a = 0; a < 4; a++)
- for (r = 0; r < 4; r++)
- for (g = 0; g < 4; g++)
- for (b = 0; b < 4; b++)
- *base++ = (a * 5) << 12 |
- (r * 5) << 8 |
- (g * 5) << 4 |
- (b * 5);
+ DRM_DEBUG_DRIVER("CRTC:%d (%s) drm plane:%d (%s)\n",
+ drm_plane->crtc->base.id, sti_mixer_to_str(mixer),
+ drm_plane->base.id, sti_plane_to_str(plane));
+
+ plane->status = STI_PLANE_DISABLING;
}
-static const struct sti_layer_funcs cursor_ops = {
- .get_formats = sti_cursor_get_formats,
- .get_nb_formats = sti_cursor_get_nb_formats,
- .init = sti_cursor_init,
- .prepare = sti_cursor_prepare_layer,
- .commit = sti_cursor_commit_layer,
- .disable = sti_cursor_disable_layer,
+static const struct drm_plane_helper_funcs sti_cursor_helpers_funcs = {
+ .atomic_update = sti_cursor_atomic_update,
+ .atomic_disable = sti_cursor_atomic_disable,
};
-struct sti_layer *sti_cursor_create(struct device *dev)
+struct drm_plane *sti_cursor_create(struct drm_device *drm_dev,
+ struct device *dev, int desc,
+ void __iomem *baseaddr,
+ unsigned int possible_crtcs)
{
struct sti_cursor *cursor;
+ size_t size;
+ int res;
cursor = devm_kzalloc(dev, sizeof(*cursor), GFP_KERNEL);
if (!cursor) {
}
/* Allocate clut buffer */
- cursor->clut = dma_alloc_writecombine(dev,
- 0x100 * sizeof(unsigned short),
- &cursor->clut_paddr,
- GFP_KERNEL | GFP_DMA);
+ size = 0x100 * sizeof(unsigned short);
+ cursor->clut = dma_alloc_writecombine(dev, size, &cursor->clut_paddr,
+ GFP_KERNEL | GFP_DMA);
if (!cursor->clut) {
DRM_ERROR("Failed to allocate memory for cursor clut\n");
- devm_kfree(dev, cursor);
- return NULL;
+ goto err_clut;
+ }
+
+ cursor->dev = dev;
+ cursor->regs = baseaddr;
+ cursor->plane.desc = desc;
+ cursor->plane.status = STI_PLANE_DISABLED;
+
+ sti_cursor_init(cursor);
+
+ res = drm_universal_plane_init(drm_dev, &cursor->plane.drm_plane,
+ possible_crtcs,
+ &sti_plane_helpers_funcs,
+ cursor_supported_formats,
+ ARRAY_SIZE(cursor_supported_formats),
+ DRM_PLANE_TYPE_CURSOR);
+ if (res) {
+ DRM_ERROR("Failed to initialize universal plane\n");
+ goto err_plane;
}
- cursor->layer.ops = &cursor_ops;
+ drm_plane_helper_add(&cursor->plane.drm_plane,
+ &sti_cursor_helpers_funcs);
+
+ sti_plane_init_property(&cursor->plane, DRM_PLANE_TYPE_CURSOR);
+
+ return &cursor->plane.drm_plane;
- return (struct sti_layer *)cursor;
+err_plane:
+ dma_free_writecombine(dev, size, cursor->clut, cursor->clut_paddr);
+err_clut:
+ devm_kfree(dev, cursor);
+ return NULL;
}
#ifndef _STI_CURSOR_H_
#define _STI_CURSOR_H_
-struct sti_layer *sti_cursor_create(struct device *dev);
+struct drm_plane *sti_cursor_create(struct drm_device *drm_dev,
+ struct device *dev, int desc,
+ void __iomem *baseaddr,
+ unsigned int possible_crtcs);
#endif
+++ /dev/null
-/*
- * Copyright (C) STMicroelectronics SA 2014
- * Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics.
- * License terms: GNU General Public License (GPL), version 2
- */
-
-#ifndef _STI_DRM_CRTC_H_
-#define _STI_DRM_CRTC_H_
-
-#include <drm/drmP.h>
-
-struct sti_mixer;
-
-int sti_drm_crtc_init(struct drm_device *drm_dev, struct sti_mixer *mixer,
- struct drm_plane *primary, struct drm_plane *cursor);
-int sti_drm_crtc_enable_vblank(struct drm_device *dev, int crtc);
-void sti_drm_crtc_disable_vblank(struct drm_device *dev, int crtc);
-int sti_drm_crtc_vblank_cb(struct notifier_block *nb,
- unsigned long event, void *data);
-bool sti_drm_crtc_is_main(struct drm_crtc *drm_crtc);
-
-#endif
+++ /dev/null
-/*
- * Copyright (C) STMicroelectronics SA 2014
- * Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
- * Fabien Dessenne <fabien.dessenne@st.com>
- * for STMicroelectronics.
- * License terms: GNU General Public License (GPL), version 2
- */
-
-#include <drm/drmP.h>
-#include <drm/drm_atomic_helper.h>
-#include <drm/drm_plane_helper.h>
-
-#include "sti_compositor.h"
-#include "sti_drm_drv.h"
-#include "sti_drm_plane.h"
-#include "sti_vtg.h"
-
-enum sti_layer_desc sti_layer_default_zorder[] = {
- STI_GDP_0,
- STI_VID_0,
- STI_GDP_1,
- STI_VID_1,
- STI_GDP_2,
- STI_GDP_3,
-};
-
-/* (Background) < GDP0 < VID0 < GDP1 < VID1 < GDP2 < GDP3 < (ForeGround) */
-
-static int
-sti_drm_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
- struct drm_framebuffer *fb, int crtc_x, int crtc_y,
- unsigned int crtc_w, unsigned int crtc_h,
- uint32_t src_x, uint32_t src_y,
- uint32_t src_w, uint32_t src_h)
-{
- struct sti_layer *layer = to_sti_layer(plane);
- struct sti_mixer *mixer = to_sti_mixer(crtc);
- int res;
-
- DRM_DEBUG_KMS("CRTC:%d (%s) drm plane:%d (%s)\n",
- crtc->base.id, sti_mixer_to_str(mixer),
- plane->base.id, sti_layer_to_str(layer));
- DRM_DEBUG_KMS("(%dx%d)@(%d,%d)\n", crtc_w, crtc_h, crtc_x, crtc_y);
-
- res = sti_mixer_set_layer_depth(mixer, layer);
- if (res) {
- DRM_ERROR("Can not set layer depth\n");
- return res;
- }
-
- /* src_x are in 16.16 format. */
- res = sti_layer_prepare(layer, crtc, fb,
- &crtc->mode, mixer->id,
- crtc_x, crtc_y, crtc_w, crtc_h,
- src_x >> 16, src_y >> 16,
- src_w >> 16, src_h >> 16);
- if (res) {
- DRM_ERROR("Layer prepare failed\n");
- return res;
- }
-
- res = sti_layer_commit(layer);
- if (res) {
- DRM_ERROR("Layer commit failed\n");
- return res;
- }
-
- res = sti_mixer_set_layer_status(mixer, layer, true);
- if (res) {
- DRM_ERROR("Can not enable layer at mixer\n");
- return res;
- }
-
- return 0;
-}
-
-static int sti_drm_disable_plane(struct drm_plane *plane)
-{
- struct sti_layer *layer;
- struct sti_mixer *mixer;
- int lay_res, mix_res;
-
- if (!plane->crtc) {
- DRM_DEBUG_DRIVER("drm plane:%d not enabled\n", plane->base.id);
- return 0;
- }
- layer = to_sti_layer(plane);
- mixer = to_sti_mixer(plane->crtc);
-
- DRM_DEBUG_DRIVER("CRTC:%d (%s) drm plane:%d (%s)\n",
- plane->crtc->base.id, sti_mixer_to_str(mixer),
- plane->base.id, sti_layer_to_str(layer));
-
- /* Disable layer at mixer level */
- mix_res = sti_mixer_set_layer_status(mixer, layer, false);
- if (mix_res)
- DRM_ERROR("Can not disable layer at mixer\n");
-
- /* Wait a while to be sure that a Vsync event is received */
- msleep(WAIT_NEXT_VSYNC_MS);
-
- /* Then disable layer itself */
- lay_res = sti_layer_disable(layer);
- if (lay_res)
- DRM_ERROR("Layer disable failed\n");
-
- if (lay_res || mix_res)
- return -EINVAL;
-
- return 0;
-}
-
-static void sti_drm_plane_destroy(struct drm_plane *plane)
-{
- DRM_DEBUG_DRIVER("\n");
-
- drm_plane_helper_disable(plane);
- drm_plane_cleanup(plane);
-}
-
-static int sti_drm_plane_set_property(struct drm_plane *plane,
- struct drm_property *property,
- uint64_t val)
-{
- struct drm_device *dev = plane->dev;
- struct sti_drm_private *private = dev->dev_private;
- struct sti_layer *layer = to_sti_layer(plane);
-
- DRM_DEBUG_DRIVER("\n");
-
- if (property == private->plane_zorder_property) {
- layer->zorder = val;
- return 0;
- }
-
- return -EINVAL;
-}
-
-static struct drm_plane_funcs sti_drm_plane_funcs = {
- .update_plane = drm_atomic_helper_update_plane,
- .disable_plane = drm_atomic_helper_disable_plane,
- .destroy = sti_drm_plane_destroy,
- .set_property = sti_drm_plane_set_property,
- .reset = drm_atomic_helper_plane_reset,
- .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
- .atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
-};
-
-static int sti_drm_plane_prepare_fb(struct drm_plane *plane,
- struct drm_framebuffer *fb,
- const struct drm_plane_state *new_state)
-{
- return 0;
-}
-
-static void sti_drm_plane_cleanup_fb(struct drm_plane *plane,
- struct drm_framebuffer *fb,
- const struct drm_plane_state *old_fb)
-{
-}
-
-static int sti_drm_plane_atomic_check(struct drm_plane *plane,
- struct drm_plane_state *state)
-{
- return 0;
-}
-
-static void sti_drm_plane_atomic_update(struct drm_plane *plane,
- struct drm_plane_state *oldstate)
-{
- struct drm_plane_state *state = plane->state;
-
- sti_drm_update_plane(plane, state->crtc, state->fb,
- state->crtc_x, state->crtc_y,
- state->crtc_w, state->crtc_h,
- state->src_x, state->src_y,
- state->src_w, state->src_h);
-}
-
-static void sti_drm_plane_atomic_disable(struct drm_plane *plane,
- struct drm_plane_state *oldstate)
-{
- sti_drm_disable_plane(plane);
-}
-
-static const struct drm_plane_helper_funcs sti_drm_plane_helpers_funcs = {
- .prepare_fb = sti_drm_plane_prepare_fb,
- .cleanup_fb = sti_drm_plane_cleanup_fb,
- .atomic_check = sti_drm_plane_atomic_check,
- .atomic_update = sti_drm_plane_atomic_update,
- .atomic_disable = sti_drm_plane_atomic_disable,
-};
-
-static void sti_drm_plane_attach_zorder_property(struct drm_plane *plane,
- uint64_t default_val)
-{
- struct drm_device *dev = plane->dev;
- struct sti_drm_private *private = dev->dev_private;
- struct drm_property *prop;
- struct sti_layer *layer = to_sti_layer(plane);
-
- prop = private->plane_zorder_property;
- if (!prop) {
- prop = drm_property_create_range(dev, 0, "zpos", 0,
- GAM_MIXER_NB_DEPTH_LEVEL - 1);
- if (!prop)
- return;
-
- private->plane_zorder_property = prop;
- }
-
- drm_object_attach_property(&plane->base, prop, default_val);
- layer->zorder = default_val;
-}
-
-struct drm_plane *sti_drm_plane_init(struct drm_device *dev,
- struct sti_layer *layer,
- unsigned int possible_crtcs,
- enum drm_plane_type type)
-{
- int err, i;
- uint64_t default_zorder = 0;
-
- err = drm_universal_plane_init(dev, &layer->plane, possible_crtcs,
- &sti_drm_plane_funcs,
- sti_layer_get_formats(layer),
- sti_layer_get_nb_formats(layer), type);
- if (err) {
- DRM_ERROR("Failed to initialize plane\n");
- return NULL;
- }
-
- drm_plane_helper_add(&layer->plane, &sti_drm_plane_helpers_funcs);
-
- for (i = 0; i < ARRAY_SIZE(sti_layer_default_zorder); i++)
- if (sti_layer_default_zorder[i] == layer->desc)
- break;
-
- default_zorder = i + 1;
-
- if (type == DRM_PLANE_TYPE_OVERLAY)
- sti_drm_plane_attach_zorder_property(&layer->plane,
- default_zorder);
-
- DRM_DEBUG_DRIVER("drm plane:%d mapped to %s with zorder:%llu\n",
- layer->plane.base.id,
- sti_layer_to_str(layer), default_zorder);
-
- return &layer->plane;
-}
-EXPORT_SYMBOL(sti_drm_plane_init);
+++ /dev/null
-/*
- * Copyright (C) STMicroelectronics SA 2014
- * Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics.
- * License terms: GNU General Public License (GPL), version 2
- */
-
-#ifndef _STI_DRM_PLANE_H_
-#define _STI_DRM_PLANE_H_
-
-#include <drm/drmP.h>
-
-struct sti_layer;
-
-struct drm_plane *sti_drm_plane_init(struct drm_device *dev,
- struct sti_layer *layer,
- unsigned int possible_crtcs,
- enum drm_plane_type type);
-#endif
#include <drm/drm_gem_cma_helper.h>
#include <drm/drm_fb_cma_helper.h>
-#include "sti_drm_drv.h"
-#include "sti_drm_crtc.h"
+#include "sti_crtc.h"
+#include "sti_drv.h"
#define DRIVER_NAME "sti"
#define DRIVER_DESC "STMicroelectronics SoC DRM"
#define STI_MAX_FB_HEIGHT 4096
#define STI_MAX_FB_WIDTH 4096
-static void sti_drm_atomic_schedule(struct sti_drm_private *private,
- struct drm_atomic_state *state)
+static void sti_atomic_schedule(struct sti_private *private,
+ struct drm_atomic_state *state)
{
private->commit.state = state;
schedule_work(&private->commit.work);
}
-static void sti_drm_atomic_complete(struct sti_drm_private *private,
- struct drm_atomic_state *state)
+static void sti_atomic_complete(struct sti_private *private,
+ struct drm_atomic_state *state)
{
struct drm_device *drm = private->drm_dev;
drm_atomic_state_free(state);
}
-static void sti_drm_atomic_work(struct work_struct *work)
+static void sti_atomic_work(struct work_struct *work)
{
- struct sti_drm_private *private = container_of(work,
- struct sti_drm_private, commit.work);
+ struct sti_private *private = container_of(work,
+ struct sti_private, commit.work);
- sti_drm_atomic_complete(private, private->commit.state);
+ sti_atomic_complete(private, private->commit.state);
}
-static int sti_drm_atomic_commit(struct drm_device *drm,
- struct drm_atomic_state *state, bool async)
+static int sti_atomic_commit(struct drm_device *drm,
+ struct drm_atomic_state *state, bool async)
{
- struct sti_drm_private *private = drm->dev_private;
+ struct sti_private *private = drm->dev_private;
int err;
err = drm_atomic_helper_prepare_planes(drm, state);
drm_atomic_helper_swap_state(drm, state);
if (async)
- sti_drm_atomic_schedule(private, state);
+ sti_atomic_schedule(private, state);
else
- sti_drm_atomic_complete(private, state);
+ sti_atomic_complete(private, state);
mutex_unlock(&private->commit.lock);
return 0;
}
-static struct drm_mode_config_funcs sti_drm_mode_config_funcs = {
+static struct drm_mode_config_funcs sti_mode_config_funcs = {
.fb_create = drm_fb_cma_create,
.atomic_check = drm_atomic_helper_check,
- .atomic_commit = sti_drm_atomic_commit,
+ .atomic_commit = sti_atomic_commit,
};
-static void sti_drm_mode_config_init(struct drm_device *dev)
+static void sti_mode_config_init(struct drm_device *dev)
{
dev->mode_config.min_width = 0;
dev->mode_config.min_height = 0;
dev->mode_config.max_width = STI_MAX_FB_HEIGHT;
dev->mode_config.max_height = STI_MAX_FB_WIDTH;
- dev->mode_config.funcs = &sti_drm_mode_config_funcs;
+ dev->mode_config.funcs = &sti_mode_config_funcs;
}
-static int sti_drm_load(struct drm_device *dev, unsigned long flags)
+static int sti_load(struct drm_device *dev, unsigned long flags)
{
- struct sti_drm_private *private;
+ struct sti_private *private;
int ret;
- private = kzalloc(sizeof(struct sti_drm_private), GFP_KERNEL);
+ private = kzalloc(sizeof(*private), GFP_KERNEL);
if (!private) {
DRM_ERROR("Failed to allocate private\n");
return -ENOMEM;
private->drm_dev = dev;
mutex_init(&private->commit.lock);
- INIT_WORK(&private->commit.work, sti_drm_atomic_work);
+ INIT_WORK(&private->commit.work, sti_atomic_work);
drm_mode_config_init(dev);
drm_kms_helper_poll_init(dev);
- sti_drm_mode_config_init(dev);
+ sti_mode_config_init(dev);
ret = component_bind_all(dev->dev, dev);
if (ret) {
#ifdef CONFIG_DRM_STI_FBDEV
drm_fbdev_cma_init(dev, 32,
- dev->mode_config.num_crtc,
- dev->mode_config.num_connector);
+ dev->mode_config.num_crtc,
+ dev->mode_config.num_connector);
#endif
return 0;
}
-static const struct file_operations sti_drm_driver_fops = {
+static const struct file_operations sti_driver_fops = {
.owner = THIS_MODULE,
.open = drm_open,
.mmap = drm_gem_cma_mmap,
.release = drm_release,
};
-static struct dma_buf *sti_drm_gem_prime_export(struct drm_device *dev,
- struct drm_gem_object *obj,
- int flags)
+static struct dma_buf *sti_gem_prime_export(struct drm_device *dev,
+ struct drm_gem_object *obj,
+ int flags)
{
/* we want to be able to write in mmapped buffer */
flags |= O_RDWR;
return drm_gem_prime_export(dev, obj, flags);
}
-static struct drm_driver sti_drm_driver = {
+static struct drm_driver sti_driver = {
.driver_features = DRIVER_HAVE_IRQ | DRIVER_MODESET |
DRIVER_GEM | DRIVER_PRIME,
- .load = sti_drm_load,
+ .load = sti_load,
.gem_free_object = drm_gem_cma_free_object,
.gem_vm_ops = &drm_gem_cma_vm_ops,
.dumb_create = drm_gem_cma_dumb_create,
.dumb_map_offset = drm_gem_cma_dumb_map_offset,
.dumb_destroy = drm_gem_dumb_destroy,
- .fops = &sti_drm_driver_fops,
+ .fops = &sti_driver_fops,
.get_vblank_counter = drm_vblank_count,
- .enable_vblank = sti_drm_crtc_enable_vblank,
- .disable_vblank = sti_drm_crtc_disable_vblank,
+ .enable_vblank = sti_crtc_enable_vblank,
+ .disable_vblank = sti_crtc_disable_vblank,
.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
- .gem_prime_export = sti_drm_gem_prime_export,
+ .gem_prime_export = sti_gem_prime_export,
.gem_prime_import = drm_gem_prime_import,
.gem_prime_get_sg_table = drm_gem_cma_prime_get_sg_table,
.gem_prime_import_sg_table = drm_gem_cma_prime_import_sg_table,
return dev->of_node == data;
}
-static int sti_drm_bind(struct device *dev)
+static int sti_bind(struct device *dev)
{
- return drm_platform_init(&sti_drm_driver, to_platform_device(dev));
+ return drm_platform_init(&sti_driver, to_platform_device(dev));
}
-static void sti_drm_unbind(struct device *dev)
+static void sti_unbind(struct device *dev)
{
drm_put_dev(dev_get_drvdata(dev));
}
-static const struct component_master_ops sti_drm_ops = {
- .bind = sti_drm_bind,
- .unbind = sti_drm_unbind,
+static const struct component_master_ops sti_ops = {
+ .bind = sti_bind,
+ .unbind = sti_unbind,
};
-static int sti_drm_master_probe(struct platform_device *pdev)
+static int sti_platform_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
- struct device_node *node = dev->parent->of_node;
+ struct device_node *node = dev->of_node;
struct device_node *child_np;
struct component_match *match = NULL;
dma_set_coherent_mask(dev, DMA_BIT_MASK(32));
+ of_platform_populate(node, NULL, NULL, dev);
+
child_np = of_get_next_available_child(node, NULL);
while (child_np) {
child_np = of_get_next_available_child(node, child_np);
}
- return component_master_add_with_match(dev, &sti_drm_ops, match);
-}
-
-static int sti_drm_master_remove(struct platform_device *pdev)
-{
- component_master_del(&pdev->dev, &sti_drm_ops);
- return 0;
+ return component_master_add_with_match(dev, &sti_ops, match);
}
-static struct platform_driver sti_drm_master_driver = {
- .probe = sti_drm_master_probe,
- .remove = sti_drm_master_remove,
- .driver = {
- .name = DRIVER_NAME "__master",
- },
-};
-
-static int sti_drm_platform_probe(struct platform_device *pdev)
+static int sti_platform_remove(struct platform_device *pdev)
{
- struct device *dev = &pdev->dev;
- struct device_node *node = dev->of_node;
- struct platform_device *master;
-
- of_platform_populate(node, NULL, NULL, dev);
-
- platform_driver_register(&sti_drm_master_driver);
- master = platform_device_register_resndata(dev,
- DRIVER_NAME "__master", -1,
- NULL, 0, NULL, 0);
- if (IS_ERR(master))
- return PTR_ERR(master);
-
- platform_set_drvdata(pdev, master);
- return 0;
-}
-
-static int sti_drm_platform_remove(struct platform_device *pdev)
-{
- struct platform_device *master = platform_get_drvdata(pdev);
-
+ component_master_del(&pdev->dev, &sti_ops);
of_platform_depopulate(&pdev->dev);
- platform_device_unregister(master);
- platform_driver_unregister(&sti_drm_master_driver);
+
return 0;
}
-static const struct of_device_id sti_drm_dt_ids[] = {
+static const struct of_device_id sti_dt_ids[] = {
{ .compatible = "st,sti-display-subsystem", },
{ /* end node */ },
};
-MODULE_DEVICE_TABLE(of, sti_drm_dt_ids);
+MODULE_DEVICE_TABLE(of, sti_dt_ids);
-static struct platform_driver sti_drm_platform_driver = {
- .probe = sti_drm_platform_probe,
- .remove = sti_drm_platform_remove,
+static struct platform_driver sti_platform_driver = {
+ .probe = sti_platform_probe,
+ .remove = sti_platform_remove,
.driver = {
.name = DRIVER_NAME,
- .of_match_table = sti_drm_dt_ids,
+ .of_match_table = sti_dt_ids,
},
};
-module_platform_driver(sti_drm_platform_driver);
+module_platform_driver(sti_platform_driver);
MODULE_AUTHOR("Benjamin Gaignard <benjamin.gaignard@st.com>");
MODULE_DESCRIPTION("STMicroelectronics SoC DRM driver");
* License terms: GNU General Public License (GPL), version 2
*/
-#ifndef _STI_DRM_DRV_H_
-#define _STI_DRM_DRV_H_
+#ifndef _STI_DRV_H_
+#define _STI_DRV_H_
#include <drm/drmP.h>
* @plane_zorder_property: z-order property for CRTC planes
* @drm_dev: drm device
*/
-struct sti_drm_private {
+struct sti_private {
struct sti_compositor *compo;
struct drm_property *plane_zorder_property;
struct drm_device *drm_dev;
#include <linux/clk.h>
#include <linux/dma-mapping.h>
+#include <drm/drm_fb_cma_helper.h>
+#include <drm/drm_gem_cma_helper.h>
+
#include "sti_compositor.h"
#include "sti_gdp.h"
-#include "sti_layer.h"
+#include "sti_plane.h"
#include "sti_vtg.h"
#define ALPHASWITCH BIT(6)
#define GDP_XBGR8888 (GDP_RGB888_32 | BIGNOTLITTLE | ALPHASWITCH)
#define GDP_ARGB8565 0x04
#define GDP_ARGB8888 0x05
-#define GDP_ABGR8888 (GDP_ARGB8888 | BIGNOTLITTLE | ALPHASWITCH)
+#define GDP_ABGR8888 (GDP_ARGB8888 | BIGNOTLITTLE | ALPHASWITCH)
#define GDP_ARGB1555 0x06
#define GDP_ARGB4444 0x07
#define GDP_CLUT8 0x0B
#define GAM_GDP_PPT_IGNORE (BIT(1) | BIT(0))
#define GAM_GDP_SIZE_MAX 0x7FF
-#define GDP_NODE_NB_BANK 2
-#define GDP_NODE_PER_FIELD 2
+#define GDP_NODE_NB_BANK 2
+#define GDP_NODE_PER_FIELD 2
struct sti_gdp_node {
u32 gam_gdp_ctl;
/**
* STI GDP structure
*
- * @layer: layer structure
+ * @sti_plane: sti_plane structure
+ * @dev: driver device
+ * @regs: gdp registers
* @clk_pix: pixel clock for the current gdp
* @clk_main_parent: gdp parent clock if main path used
* @clk_aux_parent: gdp parent clock if aux path used
* @vtg_field_nb: callback for VTG FIELD (top or bottom) notification
* @is_curr_top: true if the current node processed is the top field
- * @node_list: array of node list
+ * @node_list: array of node list
*/
struct sti_gdp {
- struct sti_layer layer;
+ struct sti_plane plane;
+ struct device *dev;
+ void __iomem *regs;
struct clk *clk_pix;
struct clk *clk_main_parent;
struct clk *clk_aux_parent;
struct sti_gdp_node_list node_list[GDP_NODE_NB_BANK];
};
-#define to_sti_gdp(x) container_of(x, struct sti_gdp, layer)
+#define to_sti_gdp(x) container_of(x, struct sti_gdp, plane)
static const uint32_t gdp_supported_formats[] = {
DRM_FORMAT_XRGB8888,
DRM_FORMAT_C8,
};
-static const uint32_t *sti_gdp_get_formats(struct sti_layer *layer)
-{
- return gdp_supported_formats;
-}
-
-static unsigned int sti_gdp_get_nb_formats(struct sti_layer *layer)
-{
- return ARRAY_SIZE(gdp_supported_formats);
-}
-
static int sti_gdp_fourcc2format(int fourcc)
{
switch (fourcc) {
/**
* sti_gdp_get_free_nodes
- * @layer: gdp layer
+ * @gdp: gdp pointer
*
* Look for a GDP node list that is not currently read by the HW.
*
* RETURNS:
* Pointer to the free GDP node list
*/
-static struct sti_gdp_node_list *sti_gdp_get_free_nodes(struct sti_layer *layer)
+static struct sti_gdp_node_list *sti_gdp_get_free_nodes(struct sti_gdp *gdp)
{
int hw_nvn;
- struct sti_gdp *gdp = to_sti_gdp(layer);
unsigned int i;
- hw_nvn = readl(layer->regs + GAM_GDP_NVN_OFFSET);
+ hw_nvn = readl(gdp->regs + GAM_GDP_NVN_OFFSET);
if (!hw_nvn)
goto end;
/* in hazardious cases restart with the first node */
DRM_ERROR("inconsistent NVN for %s: 0x%08X\n",
- sti_layer_to_str(layer), hw_nvn);
+ sti_plane_to_str(&gdp->plane), hw_nvn);
end:
return &gdp->node_list[0];
/**
* sti_gdp_get_current_nodes
- * @layer: GDP layer
+ * @gdp: gdp pointer
*
* Look for GDP nodes that are currently read by the HW.
*
* Pointer to the current GDP node list
*/
static
-struct sti_gdp_node_list *sti_gdp_get_current_nodes(struct sti_layer *layer)
+struct sti_gdp_node_list *sti_gdp_get_current_nodes(struct sti_gdp *gdp)
{
int hw_nvn;
- struct sti_gdp *gdp = to_sti_gdp(layer);
unsigned int i;
- hw_nvn = readl(layer->regs + GAM_GDP_NVN_OFFSET);
+ hw_nvn = readl(gdp->regs + GAM_GDP_NVN_OFFSET);
if (!hw_nvn)
goto end;
end:
DRM_DEBUG_DRIVER("Warning, NVN 0x%08X for %s does not match any node\n",
- hw_nvn, sti_layer_to_str(layer));
+ hw_nvn, sti_plane_to_str(&gdp->plane));
return NULL;
}
/**
- * sti_gdp_prepare_layer
- * @lay: gdp layer
- * @first_prepare: true if it is the first time this function is called
- *
- * Update the free GDP node list according to the layer properties.
- *
- * RETURNS:
- * 0 on success.
- */
-static int sti_gdp_prepare_layer(struct sti_layer *layer, bool first_prepare)
-{
- struct sti_gdp_node_list *list;
- struct sti_gdp_node *top_field, *btm_field;
- struct drm_display_mode *mode = layer->mode;
- struct device *dev = layer->dev;
- struct sti_gdp *gdp = to_sti_gdp(layer);
- struct sti_compositor *compo = dev_get_drvdata(dev);
- int format;
- unsigned int depth, bpp;
- int rate = mode->clock * 1000;
- int res;
- u32 ydo, xdo, yds, xds;
-
- list = sti_gdp_get_free_nodes(layer);
- top_field = list->top_field;
- btm_field = list->btm_field;
-
- dev_dbg(dev, "%s %s top_node:0x%p btm_node:0x%p\n", __func__,
- sti_layer_to_str(layer), top_field, btm_field);
-
- /* Build the top field from layer params */
- top_field->gam_gdp_agc = GAM_GDP_AGC_FULL_RANGE;
- top_field->gam_gdp_ctl = WAIT_NEXT_VSYNC;
- format = sti_gdp_fourcc2format(layer->format);
- if (format == -1) {
- DRM_ERROR("Format not supported by GDP %.4s\n",
- (char *)&layer->format);
- return 1;
- }
- top_field->gam_gdp_ctl |= format;
- top_field->gam_gdp_ctl |= sti_gdp_get_alpharange(format);
- top_field->gam_gdp_ppt &= ~GAM_GDP_PPT_IGNORE;
-
- /* pixel memory location */
- drm_fb_get_bpp_depth(layer->format, &depth, &bpp);
- top_field->gam_gdp_pml = (u32) layer->paddr + layer->offsets[0];
- top_field->gam_gdp_pml += layer->src_x * (bpp >> 3);
- top_field->gam_gdp_pml += layer->src_y * layer->pitches[0];
-
- /* input parameters */
- top_field->gam_gdp_pmp = layer->pitches[0];
- top_field->gam_gdp_size =
- clamp_val(layer->src_h, 0, GAM_GDP_SIZE_MAX) << 16 |
- clamp_val(layer->src_w, 0, GAM_GDP_SIZE_MAX);
-
- /* output parameters */
- ydo = sti_vtg_get_line_number(*mode, layer->dst_y);
- yds = sti_vtg_get_line_number(*mode, layer->dst_y + layer->dst_h - 1);
- xdo = sti_vtg_get_pixel_number(*mode, layer->dst_x);
- xds = sti_vtg_get_pixel_number(*mode, layer->dst_x + layer->dst_w - 1);
- top_field->gam_gdp_vpo = (ydo << 16) | xdo;
- top_field->gam_gdp_vps = (yds << 16) | xds;
-
- /* Same content and chained together */
- memcpy(btm_field, top_field, sizeof(*btm_field));
- top_field->gam_gdp_nvn = list->btm_field_paddr;
- btm_field->gam_gdp_nvn = list->top_field_paddr;
-
- /* Interlaced mode */
- if (layer->mode->flags & DRM_MODE_FLAG_INTERLACE)
- btm_field->gam_gdp_pml = top_field->gam_gdp_pml +
- layer->pitches[0];
-
- if (first_prepare) {
- /* Register gdp callback */
- if (sti_vtg_register_client(layer->mixer_id == STI_MIXER_MAIN ?
- compo->vtg_main : compo->vtg_aux,
- &gdp->vtg_field_nb, layer->mixer_id)) {
- DRM_ERROR("Cannot register VTG notifier\n");
- return 1;
- }
-
- /* Set and enable gdp clock */
- if (gdp->clk_pix) {
- struct clk *clkp;
- /* According to the mixer used, the gdp pixel clock
- * should have a different parent clock. */
- if (layer->mixer_id == STI_MIXER_MAIN)
- clkp = gdp->clk_main_parent;
- else
- clkp = gdp->clk_aux_parent;
-
- if (clkp)
- clk_set_parent(gdp->clk_pix, clkp);
-
- res = clk_set_rate(gdp->clk_pix, rate);
- if (res < 0) {
- DRM_ERROR("Cannot set rate (%dHz) for gdp\n",
- rate);
- return 1;
- }
-
- if (clk_prepare_enable(gdp->clk_pix)) {
- DRM_ERROR("Failed to prepare/enable gdp\n");
- return 1;
- }
- }
- }
-
- return 0;
-}
-
-/**
- * sti_gdp_commit_layer
- * @lay: gdp layer
- *
- * Update the NVN field of the 'right' field of the current GDP node (being
- * used by the HW) with the address of the updated ('free') top field GDP node.
- * - In interlaced mode the 'right' field is the bottom field as we update
- * frames starting from their top field
- * - In progressive mode, we update both bottom and top fields which are
- * equal nodes.
- * At the next VSYNC, the updated node list will be used by the HW.
- *
- * RETURNS:
- * 0 on success.
- */
-static int sti_gdp_commit_layer(struct sti_layer *layer)
-{
- struct sti_gdp_node_list *updated_list = sti_gdp_get_free_nodes(layer);
- struct sti_gdp_node *updated_top_node = updated_list->top_field;
- struct sti_gdp_node *updated_btm_node = updated_list->btm_field;
- struct sti_gdp *gdp = to_sti_gdp(layer);
- u32 dma_updated_top = updated_list->top_field_paddr;
- u32 dma_updated_btm = updated_list->btm_field_paddr;
- struct sti_gdp_node_list *curr_list = sti_gdp_get_current_nodes(layer);
-
- dev_dbg(layer->dev, "%s %s top/btm_node:0x%p/0x%p\n", __func__,
- sti_layer_to_str(layer),
- updated_top_node, updated_btm_node);
- dev_dbg(layer->dev, "Current NVN:0x%X\n",
- readl(layer->regs + GAM_GDP_NVN_OFFSET));
- dev_dbg(layer->dev, "Posted buff: %lx current buff: %x\n",
- (unsigned long)layer->paddr,
- readl(layer->regs + GAM_GDP_PML_OFFSET));
-
- if (curr_list == NULL) {
- /* First update or invalid node should directly write in the
- * hw register */
- DRM_DEBUG_DRIVER("%s first update (or invalid node)",
- sti_layer_to_str(layer));
-
- writel(gdp->is_curr_top == true ?
- dma_updated_btm : dma_updated_top,
- layer->regs + GAM_GDP_NVN_OFFSET);
- return 0;
- }
-
- if (layer->mode->flags & DRM_MODE_FLAG_INTERLACE) {
- if (gdp->is_curr_top == true) {
- /* Do not update in the middle of the frame, but
- * postpone the update after the bottom field has
- * been displayed */
- curr_list->btm_field->gam_gdp_nvn = dma_updated_top;
- } else {
- /* Direct update to avoid one frame delay */
- writel(dma_updated_top,
- layer->regs + GAM_GDP_NVN_OFFSET);
- }
- } else {
- /* Direct update for progressive to avoid one frame delay */
- writel(dma_updated_top, layer->regs + GAM_GDP_NVN_OFFSET);
- }
-
- return 0;
-}
-
-/**
- * sti_gdp_disable_layer
- * @lay: gdp layer
+ * sti_gdp_disable
+ * @gdp: gdp pointer
*
* Disable a GDP.
- *
- * RETURNS:
- * 0 on success.
*/
-static int sti_gdp_disable_layer(struct sti_layer *layer)
+static void sti_gdp_disable(struct sti_gdp *gdp)
{
+ struct drm_plane *drm_plane = &gdp->plane.drm_plane;
+ struct sti_mixer *mixer = to_sti_mixer(drm_plane->crtc);
+ struct sti_compositor *compo = dev_get_drvdata(gdp->dev);
unsigned int i;
- struct sti_gdp *gdp = to_sti_gdp(layer);
- struct sti_compositor *compo = dev_get_drvdata(layer->dev);
- DRM_DEBUG_DRIVER("%s\n", sti_layer_to_str(layer));
+ DRM_DEBUG_DRIVER("%s\n", sti_plane_to_str(&gdp->plane));
/* Set the nodes as 'to be ignored on mixer' */
for (i = 0; i < GDP_NODE_NB_BANK; i++) {
gdp->node_list[i].btm_field->gam_gdp_ppt |= GAM_GDP_PPT_IGNORE;
}
- if (sti_vtg_unregister_client(layer->mixer_id == STI_MIXER_MAIN ?
+ if (sti_vtg_unregister_client(mixer->id == STI_MIXER_MAIN ?
compo->vtg_main : compo->vtg_aux, &gdp->vtg_field_nb))
DRM_DEBUG_DRIVER("Warning: cannot unregister VTG notifier\n");
if (gdp->clk_pix)
clk_disable_unprepare(gdp->clk_pix);
- return 0;
+ gdp->plane.status = STI_PLANE_DISABLED;
}
/**
{
struct sti_gdp *gdp = container_of(nb, struct sti_gdp, vtg_field_nb);
+ if (gdp->plane.status == STI_PLANE_FLUSHING) {
+ /* disable need to be synchronize on vsync event */
+ DRM_DEBUG_DRIVER("Vsync event received => disable %s\n",
+ sti_plane_to_str(&gdp->plane));
+
+ sti_gdp_disable(gdp);
+ }
+
switch (event) {
case VTG_TOP_FIELD_EVENT:
gdp->is_curr_top = true;
return 0;
}
-static void sti_gdp_init(struct sti_layer *layer)
+static void sti_gdp_init(struct sti_gdp *gdp)
{
- struct sti_gdp *gdp = to_sti_gdp(layer);
- struct device_node *np = layer->dev->of_node;
+ struct device_node *np = gdp->dev->of_node;
dma_addr_t dma_addr;
void *base;
unsigned int i, size;
/* Allocate all the nodes within a single memory page */
size = sizeof(struct sti_gdp_node) *
GDP_NODE_PER_FIELD * GDP_NODE_NB_BANK;
- base = dma_alloc_writecombine(layer->dev,
- size, &dma_addr, GFP_KERNEL | GFP_DMA);
+ base = dma_alloc_writecombine(gdp->dev,
+ size, &dma_addr, GFP_KERNEL | GFP_DMA);
if (!base) {
DRM_ERROR("Failed to allocate memory for GDP node\n");
/* GDP of STiH407 chip have its own pixel clock */
char *clk_name;
- switch (layer->desc) {
+ switch (gdp->plane.desc) {
case STI_GDP_0:
clk_name = "pix_gdp1";
break;
return;
}
- gdp->clk_pix = devm_clk_get(layer->dev, clk_name);
+ gdp->clk_pix = devm_clk_get(gdp->dev, clk_name);
if (IS_ERR(gdp->clk_pix))
DRM_ERROR("Cannot get %s clock\n", clk_name);
- gdp->clk_main_parent = devm_clk_get(layer->dev, "main_parent");
+ gdp->clk_main_parent = devm_clk_get(gdp->dev, "main_parent");
if (IS_ERR(gdp->clk_main_parent))
DRM_ERROR("Cannot get main_parent clock\n");
- gdp->clk_aux_parent = devm_clk_get(layer->dev, "aux_parent");
+ gdp->clk_aux_parent = devm_clk_get(gdp->dev, "aux_parent");
if (IS_ERR(gdp->clk_aux_parent))
DRM_ERROR("Cannot get aux_parent clock\n");
}
}
-static const struct sti_layer_funcs gdp_ops = {
- .get_formats = sti_gdp_get_formats,
- .get_nb_formats = sti_gdp_get_nb_formats,
- .init = sti_gdp_init,
- .prepare = sti_gdp_prepare_layer,
- .commit = sti_gdp_commit_layer,
- .disable = sti_gdp_disable_layer,
+static void sti_gdp_atomic_update(struct drm_plane *drm_plane,
+ struct drm_plane_state *oldstate)
+{
+ struct drm_plane_state *state = drm_plane->state;
+ struct sti_plane *plane = to_sti_plane(drm_plane);
+ struct sti_gdp *gdp = to_sti_gdp(plane);
+ struct drm_crtc *crtc = state->crtc;
+ struct sti_compositor *compo = dev_get_drvdata(gdp->dev);
+ struct drm_framebuffer *fb = state->fb;
+ bool first_prepare = plane->status == STI_PLANE_DISABLED ? true : false;
+ struct sti_mixer *mixer;
+ struct drm_display_mode *mode;
+ int dst_x, dst_y, dst_w, dst_h;
+ int src_x, src_y, src_w, src_h;
+ struct drm_gem_cma_object *cma_obj;
+ struct sti_gdp_node_list *list;
+ struct sti_gdp_node_list *curr_list;
+ struct sti_gdp_node *top_field, *btm_field;
+ u32 dma_updated_top;
+ u32 dma_updated_btm;
+ int format;
+ unsigned int depth, bpp;
+ u32 ydo, xdo, yds, xds;
+ int res;
+
+ /* Manage the case where crtc is null (disabled) */
+ if (!crtc)
+ return;
+
+ mixer = to_sti_mixer(crtc);
+ mode = &crtc->mode;
+ dst_x = state->crtc_x;
+ dst_y = state->crtc_y;
+ dst_w = clamp_val(state->crtc_w, 0, mode->crtc_hdisplay - dst_x);
+ dst_h = clamp_val(state->crtc_h, 0, mode->crtc_vdisplay - dst_y);
+ /* src_x are in 16.16 format */
+ src_x = state->src_x >> 16;
+ src_y = state->src_y >> 16;
+ src_w = state->src_w >> 16;
+ src_h = state->src_h >> 16;
+
+ DRM_DEBUG_KMS("CRTC:%d (%s) drm plane:%d (%s)\n",
+ crtc->base.id, sti_mixer_to_str(mixer),
+ drm_plane->base.id, sti_plane_to_str(plane));
+ DRM_DEBUG_KMS("%s dst=(%dx%d)@(%d,%d) - src=(%dx%d)@(%d,%d)\n",
+ sti_plane_to_str(plane),
+ dst_w, dst_h, dst_x, dst_y,
+ src_w, src_h, src_x, src_y);
+
+ list = sti_gdp_get_free_nodes(gdp);
+ top_field = list->top_field;
+ btm_field = list->btm_field;
+
+ dev_dbg(gdp->dev, "%s %s top_node:0x%p btm_node:0x%p\n", __func__,
+ sti_plane_to_str(plane), top_field, btm_field);
+
+ /* build the top field */
+ top_field->gam_gdp_agc = GAM_GDP_AGC_FULL_RANGE;
+ top_field->gam_gdp_ctl = WAIT_NEXT_VSYNC;
+ format = sti_gdp_fourcc2format(fb->pixel_format);
+ if (format == -1) {
+ DRM_ERROR("Format not supported by GDP %.4s\n",
+ (char *)&fb->pixel_format);
+ return;
+ }
+ top_field->gam_gdp_ctl |= format;
+ top_field->gam_gdp_ctl |= sti_gdp_get_alpharange(format);
+ top_field->gam_gdp_ppt &= ~GAM_GDP_PPT_IGNORE;
+
+ cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
+ if (!cma_obj) {
+ DRM_ERROR("Can't get CMA GEM object for fb\n");
+ return;
+ }
+
+ DRM_DEBUG_DRIVER("drm FB:%d format:%.4s phys@:0x%lx\n", fb->base.id,
+ (char *)&fb->pixel_format,
+ (unsigned long)cma_obj->paddr);
+
+ /* pixel memory location */
+ drm_fb_get_bpp_depth(fb->pixel_format, &depth, &bpp);
+ top_field->gam_gdp_pml = (u32)cma_obj->paddr + fb->offsets[0];
+ top_field->gam_gdp_pml += src_x * (bpp >> 3);
+ top_field->gam_gdp_pml += src_y * fb->pitches[0];
+
+ /* input parameters */
+ top_field->gam_gdp_pmp = fb->pitches[0];
+ top_field->gam_gdp_size = clamp_val(src_h, 0, GAM_GDP_SIZE_MAX) << 16 |
+ clamp_val(src_w, 0, GAM_GDP_SIZE_MAX);
+
+ /* output parameters */
+ ydo = sti_vtg_get_line_number(*mode, dst_y);
+ yds = sti_vtg_get_line_number(*mode, dst_y + dst_h - 1);
+ xdo = sti_vtg_get_pixel_number(*mode, dst_x);
+ xds = sti_vtg_get_pixel_number(*mode, dst_x + dst_w - 1);
+ top_field->gam_gdp_vpo = (ydo << 16) | xdo;
+ top_field->gam_gdp_vps = (yds << 16) | xds;
+
+ /* Same content and chained together */
+ memcpy(btm_field, top_field, sizeof(*btm_field));
+ top_field->gam_gdp_nvn = list->btm_field_paddr;
+ btm_field->gam_gdp_nvn = list->top_field_paddr;
+
+ /* Interlaced mode */
+ if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+ btm_field->gam_gdp_pml = top_field->gam_gdp_pml +
+ fb->pitches[0];
+
+ if (first_prepare) {
+ /* Register gdp callback */
+ if (sti_vtg_register_client(mixer->id == STI_MIXER_MAIN ?
+ compo->vtg_main : compo->vtg_aux,
+ &gdp->vtg_field_nb, mixer->id)) {
+ DRM_ERROR("Cannot register VTG notifier\n");
+ return;
+ }
+
+ /* Set and enable gdp clock */
+ if (gdp->clk_pix) {
+ struct clk *clkp;
+ int rate = mode->clock * 1000;
+
+ /* According to the mixer used, the gdp pixel clock
+ * should have a different parent clock. */
+ if (mixer->id == STI_MIXER_MAIN)
+ clkp = gdp->clk_main_parent;
+ else
+ clkp = gdp->clk_aux_parent;
+
+ if (clkp)
+ clk_set_parent(gdp->clk_pix, clkp);
+
+ res = clk_set_rate(gdp->clk_pix, rate);
+ if (res < 0) {
+ DRM_ERROR("Cannot set rate (%dHz) for gdp\n",
+ rate);
+ return;
+ }
+
+ if (clk_prepare_enable(gdp->clk_pix)) {
+ DRM_ERROR("Failed to prepare/enable gdp\n");
+ return;
+ }
+ }
+ }
+
+ /* Update the NVN field of the 'right' field of the current GDP node
+ * (being used by the HW) with the address of the updated ('free') top
+ * field GDP node.
+ * - In interlaced mode the 'right' field is the bottom field as we
+ * update frames starting from their top field
+ * - In progressive mode, we update both bottom and top fields which
+ * are equal nodes.
+ * At the next VSYNC, the updated node list will be used by the HW.
+ */
+ curr_list = sti_gdp_get_current_nodes(gdp);
+ dma_updated_top = list->top_field_paddr;
+ dma_updated_btm = list->btm_field_paddr;
+
+ dev_dbg(gdp->dev, "Current NVN:0x%X\n",
+ readl(gdp->regs + GAM_GDP_NVN_OFFSET));
+ dev_dbg(gdp->dev, "Posted buff: %lx current buff: %x\n",
+ (unsigned long)cma_obj->paddr,
+ readl(gdp->regs + GAM_GDP_PML_OFFSET));
+
+ if (!curr_list) {
+ /* First update or invalid node should directly write in the
+ * hw register */
+ DRM_DEBUG_DRIVER("%s first update (or invalid node)",
+ sti_plane_to_str(plane));
+
+ writel(gdp->is_curr_top ?
+ dma_updated_btm : dma_updated_top,
+ gdp->regs + GAM_GDP_NVN_OFFSET);
+ goto end;
+ }
+
+ if (mode->flags & DRM_MODE_FLAG_INTERLACE) {
+ if (gdp->is_curr_top) {
+ /* Do not update in the middle of the frame, but
+ * postpone the update after the bottom field has
+ * been displayed */
+ curr_list->btm_field->gam_gdp_nvn = dma_updated_top;
+ } else {
+ /* Direct update to avoid one frame delay */
+ writel(dma_updated_top,
+ gdp->regs + GAM_GDP_NVN_OFFSET);
+ }
+ } else {
+ /* Direct update for progressive to avoid one frame delay */
+ writel(dma_updated_top, gdp->regs + GAM_GDP_NVN_OFFSET);
+ }
+
+end:
+ plane->status = STI_PLANE_UPDATED;
+}
+
+static void sti_gdp_atomic_disable(struct drm_plane *drm_plane,
+ struct drm_plane_state *oldstate)
+{
+ struct sti_plane *plane = to_sti_plane(drm_plane);
+ struct sti_mixer *mixer = to_sti_mixer(drm_plane->crtc);
+
+ if (!drm_plane->crtc) {
+ DRM_DEBUG_DRIVER("drm plane:%d not enabled\n",
+ drm_plane->base.id);
+ return;
+ }
+
+ DRM_DEBUG_DRIVER("CRTC:%d (%s) drm plane:%d (%s)\n",
+ drm_plane->crtc->base.id, sti_mixer_to_str(mixer),
+ drm_plane->base.id, sti_plane_to_str(plane));
+
+ plane->status = STI_PLANE_DISABLING;
+}
+
+static const struct drm_plane_helper_funcs sti_gdp_helpers_funcs = {
+ .atomic_update = sti_gdp_atomic_update,
+ .atomic_disable = sti_gdp_atomic_disable,
};
-struct sti_layer *sti_gdp_create(struct device *dev, int id)
+struct drm_plane *sti_gdp_create(struct drm_device *drm_dev,
+ struct device *dev, int desc,
+ void __iomem *baseaddr,
+ unsigned int possible_crtcs,
+ enum drm_plane_type type)
{
struct sti_gdp *gdp;
+ int res;
gdp = devm_kzalloc(dev, sizeof(*gdp), GFP_KERNEL);
if (!gdp) {
return NULL;
}
- gdp->layer.ops = &gdp_ops;
+ gdp->dev = dev;
+ gdp->regs = baseaddr;
+ gdp->plane.desc = desc;
+ gdp->plane.status = STI_PLANE_DISABLED;
+
gdp->vtg_field_nb.notifier_call = sti_gdp_field_cb;
- return (struct sti_layer *)gdp;
+ sti_gdp_init(gdp);
+
+ res = drm_universal_plane_init(drm_dev, &gdp->plane.drm_plane,
+ possible_crtcs,
+ &sti_plane_helpers_funcs,
+ gdp_supported_formats,
+ ARRAY_SIZE(gdp_supported_formats),
+ type);
+ if (res) {
+ DRM_ERROR("Failed to initialize universal plane\n");
+ goto err;
+ }
+
+ drm_plane_helper_add(&gdp->plane.drm_plane, &sti_gdp_helpers_funcs);
+
+ sti_plane_init_property(&gdp->plane, type);
+
+ return &gdp->plane.drm_plane;
+
+err:
+ devm_kfree(dev, gdp);
+ return NULL;
}
#include <linux/types.h>
-struct sti_layer *sti_gdp_create(struct device *dev, int id);
-
+struct drm_plane *sti_gdp_create(struct drm_device *drm_dev,
+ struct device *dev, int desc,
+ void __iomem *baseaddr,
+ unsigned int possible_crtcs,
+ enum drm_plane_type type);
#endif
return count;
fail:
- DRM_ERROR("Can not read HDMI EDID\n");
+ DRM_ERROR("Can't read HDMI EDID\n");
return 0;
}
struct sti_hdmi_connector *connector;
struct drm_connector *drm_connector;
struct drm_bridge *bridge;
- struct device_node *ddc;
int err;
- ddc = of_parse_phandle(dev->of_node, "ddc", 0);
- if (ddc) {
- hdmi->ddc_adapt = of_find_i2c_adapter_by_node(ddc);
- if (!hdmi->ddc_adapt) {
- err = -EPROBE_DEFER;
- of_node_put(ddc);
- return err;
- }
-
- of_node_put(ddc);
- }
-
/* Set the drm device handle */
hdmi->drm_dev = drm_dev;
struct sti_hdmi *hdmi;
struct device_node *np = dev->of_node;
struct resource *res;
+ struct device_node *ddc;
int ret;
DRM_INFO("%s\n", __func__);
if (!hdmi)
return -ENOMEM;
+ ddc = of_parse_phandle(pdev->dev.of_node, "ddc", 0);
+ if (ddc) {
+ hdmi->ddc_adapt = of_find_i2c_adapter_by_node(ddc);
+ if (!hdmi->ddc_adapt) {
+ of_node_put(ddc);
+ return -EPROBE_DEFER;
+ }
+
+ of_node_put(ddc);
+ }
+
hdmi->dev = pdev->dev;
/* Get resources */
#include <linux/reset.h>
#include <drm/drmP.h>
+#include <drm/drm_fb_cma_helper.h>
+#include <drm/drm_gem_cma_helper.h>
-#include "sti_drm_plane.h"
-#include "sti_hqvdp.h"
+#include "sti_compositor.h"
#include "sti_hqvdp_lut.h"
-#include "sti_layer.h"
+#include "sti_plane.h"
#include "sti_vtg.h"
/* Firmware name */
* @dev: driver device
* @drm_dev: the drm device
* @regs: registers
- * @layer: layer structure for hqvdp it self
- * @vid_plane: VID plug used as link with compositor IP
+ * @plane: plane structure for hqvdp it self
* @clk: IP clock
* @clk_pix_main: pix main clock
* @reset: reset control
* @hqvdp_cmd: buffer of commands
* @hqvdp_cmd_paddr: physical address of hqvdp_cmd
* @vtg: vtg for main data path
+ * @xp70_initialized: true if xp70 is already initialized
*/
struct sti_hqvdp {
struct device *dev;
struct drm_device *drm_dev;
void __iomem *regs;
- struct sti_layer layer;
- struct drm_plane *vid_plane;
+ struct sti_plane plane;
struct clk *clk;
struct clk *clk_pix_main;
struct reset_control *reset;
void *hqvdp_cmd;
dma_addr_t hqvdp_cmd_paddr;
struct sti_vtg *vtg;
+ bool xp70_initialized;
};
-#define to_sti_hqvdp(x) container_of(x, struct sti_hqvdp, layer)
+#define to_sti_hqvdp(x) container_of(x, struct sti_hqvdp, plane)
static const uint32_t hqvdp_supported_formats[] = {
DRM_FORMAT_NV12,
};
-static const uint32_t *sti_hqvdp_get_formats(struct sti_layer *layer)
-{
- return hqvdp_supported_formats;
-}
-
-static unsigned int sti_hqvdp_get_nb_formats(struct sti_layer *layer)
-{
- return ARRAY_SIZE(hqvdp_supported_formats);
-}
-
/**
* sti_hqvdp_get_free_cmd
* @hqvdp: hqvdp structure
/**
* sti_hqvdp_check_hw_scaling
- * @layer: hqvdp layer
+ * @hqvdp: hqvdp pointer
+ * @mode: display mode with timing constraints
+ * @src_w: source width
+ * @src_h: source height
+ * @dst_w: destination width
+ * @dst_h: destination height
*
* Check if the HW is able to perform the scaling request
* The firmware scaling limitation is "CEIL(1/Zy) <= FLOOR(LFW)" where:
* RETURNS:
* True if the HW can scale.
*/
-static bool sti_hqvdp_check_hw_scaling(struct sti_layer *layer)
+static bool sti_hqvdp_check_hw_scaling(struct sti_hqvdp *hqvdp,
+ struct drm_display_mode *mode,
+ int src_w, int src_h,
+ int dst_w, int dst_h)
{
- struct sti_hqvdp *hqvdp = to_sti_hqvdp(layer);
unsigned long lfw;
unsigned int inv_zy;
- lfw = layer->mode->htotal * (clk_get_rate(hqvdp->clk) / 1000000);
- lfw /= max(layer->src_w, layer->dst_w) * layer->mode->clock / 1000;
+ lfw = mode->htotal * (clk_get_rate(hqvdp->clk) / 1000000);
+ lfw /= max(src_w, dst_w) * mode->clock / 1000;
- inv_zy = DIV_ROUND_UP(layer->src_h, layer->dst_h);
+ inv_zy = DIV_ROUND_UP(src_h, dst_h);
return (inv_zy <= lfw) ? true : false;
}
/**
- * sti_hqvdp_prepare_layer
- * @layer: hqvdp layer
- * @first_prepare: true if it is the first time this function is called
+ * sti_hqvdp_disable
+ * @hqvdp: hqvdp pointer
*
- * Prepares a command for the firmware
- *
- * RETURNS:
- * 0 on success.
+ * Disables the HQVDP plane
*/
-static int sti_hqvdp_prepare_layer(struct sti_layer *layer, bool first_prepare)
-{
- struct sti_hqvdp *hqvdp = to_sti_hqvdp(layer);
- struct sti_hqvdp_cmd *cmd;
- int scale_h, scale_v;
- int cmd_offset;
-
- dev_dbg(hqvdp->dev, "%s %s\n", __func__, sti_layer_to_str(layer));
-
- /* prepare and commit VID plane */
- hqvdp->vid_plane->funcs->update_plane(hqvdp->vid_plane,
- layer->crtc, layer->fb,
- layer->dst_x, layer->dst_y,
- layer->dst_w, layer->dst_h,
- layer->src_x, layer->src_y,
- layer->src_w, layer->src_h);
-
- cmd_offset = sti_hqvdp_get_free_cmd(hqvdp);
- if (cmd_offset == -1) {
- DRM_ERROR("No available hqvdp_cmd now\n");
- return -EBUSY;
- }
- cmd = hqvdp->hqvdp_cmd + cmd_offset;
-
- if (!sti_hqvdp_check_hw_scaling(layer)) {
- DRM_ERROR("Scaling beyond HW capabilities\n");
- return -EINVAL;
- }
-
- /* Static parameters, defaulting to progressive mode */
- cmd->top.config = TOP_CONFIG_PROGRESSIVE;
- cmd->top.mem_format = TOP_MEM_FORMAT_DFLT;
- cmd->hvsrc.param_ctrl = HVSRC_PARAM_CTRL_DFLT;
- cmd->csdi.config = CSDI_CONFIG_PROG;
-
- /* VC1RE, FMD bypassed : keep everything set to 0
- * IQI/P2I bypassed */
- cmd->iqi.config = IQI_CONFIG_DFLT;
- cmd->iqi.con_bri = IQI_CON_BRI_DFLT;
- cmd->iqi.sat_gain = IQI_SAT_GAIN_DFLT;
- cmd->iqi.pxf_conf = IQI_PXF_CONF_DFLT;
-
- /* Buffer planes address */
- cmd->top.current_luma = (u32) layer->paddr + layer->offsets[0];
- cmd->top.current_chroma = (u32) layer->paddr + layer->offsets[1];
-
- /* Pitches */
- cmd->top.luma_processed_pitch = cmd->top.luma_src_pitch =
- layer->pitches[0];
- cmd->top.chroma_processed_pitch = cmd->top.chroma_src_pitch =
- layer->pitches[1];
-
- /* Input / output size
- * Align to upper even value */
- layer->dst_w = ALIGN(layer->dst_w, 2);
- layer->dst_h = ALIGN(layer->dst_h, 2);
-
- if ((layer->src_w > MAX_WIDTH) || (layer->src_w < MIN_WIDTH) ||
- (layer->src_h > MAX_HEIGHT) || (layer->src_h < MIN_HEIGHT) ||
- (layer->dst_w > MAX_WIDTH) || (layer->dst_w < MIN_WIDTH) ||
- (layer->dst_h > MAX_HEIGHT) || (layer->dst_h < MIN_HEIGHT)) {
- DRM_ERROR("Invalid in/out size %dx%d -> %dx%d\n",
- layer->src_w, layer->src_h,
- layer->dst_w, layer->dst_h);
- return -EINVAL;
- }
- cmd->top.input_viewport_size = cmd->top.input_frame_size =
- layer->src_h << 16 | layer->src_w;
- cmd->hvsrc.output_picture_size = layer->dst_h << 16 | layer->dst_w;
- cmd->top.input_viewport_ori = layer->src_y << 16 | layer->src_x;
-
- /* Handle interlaced */
- if (layer->fb->flags & DRM_MODE_FB_INTERLACED) {
- /* Top field to display */
- cmd->top.config = TOP_CONFIG_INTER_TOP;
-
- /* Update pitches and vert size */
- cmd->top.input_frame_size = (layer->src_h / 2) << 16 |
- layer->src_w;
- cmd->top.luma_processed_pitch *= 2;
- cmd->top.luma_src_pitch *= 2;
- cmd->top.chroma_processed_pitch *= 2;
- cmd->top.chroma_src_pitch *= 2;
-
- /* Enable directional deinterlacing processing */
- cmd->csdi.config = CSDI_CONFIG_INTER_DIR;
- cmd->csdi.config2 = CSDI_CONFIG2_DFLT;
- cmd->csdi.dcdi_config = CSDI_DCDI_CONFIG_DFLT;
- }
-
- /* Update hvsrc lut coef */
- scale_h = SCALE_FACTOR * layer->dst_w / layer->src_w;
- sti_hqvdp_update_hvsrc(HVSRC_HORI, scale_h, &cmd->hvsrc);
-
- scale_v = SCALE_FACTOR * layer->dst_h / layer->src_h;
- sti_hqvdp_update_hvsrc(HVSRC_VERT, scale_v, &cmd->hvsrc);
-
- if (first_prepare) {
- /* Prevent VTG shutdown */
- if (clk_prepare_enable(hqvdp->clk_pix_main)) {
- DRM_ERROR("Failed to prepare/enable pix main clk\n");
- return -ENXIO;
- }
-
- /* Register VTG Vsync callback to handle bottom fields */
- if ((layer->fb->flags & DRM_MODE_FB_INTERLACED) &&
- sti_vtg_register_client(hqvdp->vtg,
- &hqvdp->vtg_nb, layer->mixer_id)) {
- DRM_ERROR("Cannot register VTG notifier\n");
- return -ENXIO;
- }
- }
-
- return 0;
-}
-
-static int sti_hqvdp_commit_layer(struct sti_layer *layer)
+static void sti_hqvdp_disable(struct sti_hqvdp *hqvdp)
{
- struct sti_hqvdp *hqvdp = to_sti_hqvdp(layer);
- int cmd_offset;
-
- dev_dbg(hqvdp->dev, "%s %s\n", __func__, sti_layer_to_str(layer));
-
- cmd_offset = sti_hqvdp_get_free_cmd(hqvdp);
- if (cmd_offset == -1) {
- DRM_ERROR("No available hqvdp_cmd now\n");
- return -EBUSY;
- }
-
- writel(hqvdp->hqvdp_cmd_paddr + cmd_offset,
- hqvdp->regs + HQVDP_MBX_NEXT_CMD);
-
- hqvdp->curr_field_count++;
-
- /* Interlaced : get ready to display the bottom field at next Vsync */
- if (layer->fb->flags & DRM_MODE_FB_INTERLACED)
- hqvdp->btm_field_pending = true;
-
- dev_dbg(hqvdp->dev, "%s Posted command:0x%x\n",
- __func__, hqvdp->hqvdp_cmd_paddr + cmd_offset);
-
- return 0;
-}
-
-static int sti_hqvdp_disable_layer(struct sti_layer *layer)
-{
- struct sti_hqvdp *hqvdp = to_sti_hqvdp(layer);
int i;
- DRM_DEBUG_DRIVER("%s\n", sti_layer_to_str(layer));
+ DRM_DEBUG_DRIVER("%s\n", sti_plane_to_str(&hqvdp->plane));
/* Unregister VTG Vsync callback */
- if ((layer->fb->flags & DRM_MODE_FB_INTERLACED) &&
- sti_vtg_unregister_client(hqvdp->vtg, &hqvdp->vtg_nb))
+ if (sti_vtg_unregister_client(hqvdp->vtg, &hqvdp->vtg_nb))
DRM_DEBUG_DRIVER("Warning: cannot unregister VTG notifier\n");
/* Set next cmd to NULL */
/* VTG can stop now */
clk_disable_unprepare(hqvdp->clk_pix_main);
- if (i == POLL_MAX_ATTEMPT) {
+ if (i == POLL_MAX_ATTEMPT)
DRM_ERROR("XP70 could not revert to idle\n");
- return -ENXIO;
- }
-
- /* disable VID plane */
- hqvdp->vid_plane->funcs->disable_plane(hqvdp->vid_plane);
- return 0;
+ hqvdp->plane.status = STI_PLANE_DISABLED;
}
/**
return 0;
}
+ if (hqvdp->plane.status == STI_PLANE_FLUSHING) {
+ /* disable need to be synchronize on vsync event */
+ DRM_DEBUG_DRIVER("Vsync event received => disable %s\n",
+ sti_plane_to_str(&hqvdp->plane));
+
+ sti_hqvdp_disable(hqvdp);
+ }
+
if (hqvdp->btm_field_pending) {
/* Create the btm field command from the current one */
btm_cmd_offset = sti_hqvdp_get_free_cmd(hqvdp);
return 0;
}
-static struct drm_plane *sti_hqvdp_find_vid(struct drm_device *dev, int id)
+static void sti_hqvdp_init(struct sti_hqvdp *hqvdp)
{
- struct drm_plane *plane;
-
- list_for_each_entry(plane, &dev->mode_config.plane_list, head) {
- struct sti_layer *layer = to_sti_layer(plane);
-
- if (layer->desc == id)
- return plane;
- }
-
- return NULL;
-}
-
-static void sti_hqvd_init(struct sti_layer *layer)
-{
- struct sti_hqvdp *hqvdp = to_sti_hqvdp(layer);
int size;
- /* find the plane macthing with vid 0 */
- hqvdp->vid_plane = sti_hqvdp_find_vid(hqvdp->drm_dev, STI_VID_0);
- if (!hqvdp->vid_plane) {
- DRM_ERROR("Cannot find Main video layer\n");
- return;
- }
-
hqvdp->vtg_nb.notifier_call = sti_hqvdp_vtg_cb;
/* Allocate memory for the VDP commands */
memset(hqvdp->hqvdp_cmd, 0, size);
}
-static const struct sti_layer_funcs hqvdp_ops = {
- .get_formats = sti_hqvdp_get_formats,
- .get_nb_formats = sti_hqvdp_get_nb_formats,
- .init = sti_hqvd_init,
- .prepare = sti_hqvdp_prepare_layer,
- .commit = sti_hqvdp_commit_layer,
- .disable = sti_hqvdp_disable_layer,
+static void sti_hqvdp_atomic_update(struct drm_plane *drm_plane,
+ struct drm_plane_state *oldstate)
+{
+ struct drm_plane_state *state = drm_plane->state;
+ struct sti_plane *plane = to_sti_plane(drm_plane);
+ struct sti_hqvdp *hqvdp = to_sti_hqvdp(plane);
+ struct drm_crtc *crtc = state->crtc;
+ struct sti_mixer *mixer = to_sti_mixer(crtc);
+ struct drm_framebuffer *fb = state->fb;
+ struct drm_display_mode *mode = &crtc->mode;
+ int dst_x = state->crtc_x;
+ int dst_y = state->crtc_y;
+ int dst_w = clamp_val(state->crtc_w, 0, mode->crtc_hdisplay - dst_x);
+ int dst_h = clamp_val(state->crtc_h, 0, mode->crtc_vdisplay - dst_y);
+ /* src_x are in 16.16 format */
+ int src_x = state->src_x >> 16;
+ int src_y = state->src_y >> 16;
+ int src_w = state->src_w >> 16;
+ int src_h = state->src_h >> 16;
+ bool first_prepare = plane->status == STI_PLANE_DISABLED ? true : false;
+ struct drm_gem_cma_object *cma_obj;
+ struct sti_hqvdp_cmd *cmd;
+ int scale_h, scale_v;
+ int cmd_offset;
+
+ DRM_DEBUG_KMS("CRTC:%d (%s) drm plane:%d (%s)\n",
+ crtc->base.id, sti_mixer_to_str(mixer),
+ drm_plane->base.id, sti_plane_to_str(plane));
+ DRM_DEBUG_KMS("%s dst=(%dx%d)@(%d,%d) - src=(%dx%d)@(%d,%d)\n",
+ sti_plane_to_str(plane),
+ dst_w, dst_h, dst_x, dst_y,
+ src_w, src_h, src_x, src_y);
+
+ cmd_offset = sti_hqvdp_get_free_cmd(hqvdp);
+ if (cmd_offset == -1) {
+ DRM_ERROR("No available hqvdp_cmd now\n");
+ return;
+ }
+ cmd = hqvdp->hqvdp_cmd + cmd_offset;
+
+ if (!sti_hqvdp_check_hw_scaling(hqvdp, mode,
+ src_w, src_h,
+ dst_w, dst_h)) {
+ DRM_ERROR("Scaling beyond HW capabilities\n");
+ return;
+ }
+
+ /* Static parameters, defaulting to progressive mode */
+ cmd->top.config = TOP_CONFIG_PROGRESSIVE;
+ cmd->top.mem_format = TOP_MEM_FORMAT_DFLT;
+ cmd->hvsrc.param_ctrl = HVSRC_PARAM_CTRL_DFLT;
+ cmd->csdi.config = CSDI_CONFIG_PROG;
+
+ /* VC1RE, FMD bypassed : keep everything set to 0
+ * IQI/P2I bypassed */
+ cmd->iqi.config = IQI_CONFIG_DFLT;
+ cmd->iqi.con_bri = IQI_CON_BRI_DFLT;
+ cmd->iqi.sat_gain = IQI_SAT_GAIN_DFLT;
+ cmd->iqi.pxf_conf = IQI_PXF_CONF_DFLT;
+
+ cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
+ if (!cma_obj) {
+ DRM_ERROR("Can't get CMA GEM object for fb\n");
+ return;
+ }
+
+ DRM_DEBUG_DRIVER("drm FB:%d format:%.4s phys@:0x%lx\n", fb->base.id,
+ (char *)&fb->pixel_format,
+ (unsigned long)cma_obj->paddr);
+
+ /* Buffer planes address */
+ cmd->top.current_luma = (u32)cma_obj->paddr + fb->offsets[0];
+ cmd->top.current_chroma = (u32)cma_obj->paddr + fb->offsets[1];
+
+ /* Pitches */
+ cmd->top.luma_processed_pitch = fb->pitches[0];
+ cmd->top.luma_src_pitch = fb->pitches[0];
+ cmd->top.chroma_processed_pitch = fb->pitches[1];
+ cmd->top.chroma_src_pitch = fb->pitches[1];
+
+ /* Input / output size
+ * Align to upper even value */
+ dst_w = ALIGN(dst_w, 2);
+ dst_h = ALIGN(dst_h, 2);
+
+ if ((src_w > MAX_WIDTH) || (src_w < MIN_WIDTH) ||
+ (src_h > MAX_HEIGHT) || (src_h < MIN_HEIGHT) ||
+ (dst_w > MAX_WIDTH) || (dst_w < MIN_WIDTH) ||
+ (dst_h > MAX_HEIGHT) || (dst_h < MIN_HEIGHT)) {
+ DRM_ERROR("Invalid in/out size %dx%d -> %dx%d\n",
+ src_w, src_h,
+ dst_w, dst_h);
+ return;
+ }
+
+ cmd->top.input_viewport_size = src_h << 16 | src_w;
+ cmd->top.input_frame_size = src_h << 16 | src_w;
+ cmd->hvsrc.output_picture_size = dst_h << 16 | dst_w;
+ cmd->top.input_viewport_ori = src_y << 16 | src_x;
+
+ /* Handle interlaced */
+ if (fb->flags & DRM_MODE_FB_INTERLACED) {
+ /* Top field to display */
+ cmd->top.config = TOP_CONFIG_INTER_TOP;
+
+ /* Update pitches and vert size */
+ cmd->top.input_frame_size = (src_h / 2) << 16 | src_w;
+ cmd->top.luma_processed_pitch *= 2;
+ cmd->top.luma_src_pitch *= 2;
+ cmd->top.chroma_processed_pitch *= 2;
+ cmd->top.chroma_src_pitch *= 2;
+
+ /* Enable directional deinterlacing processing */
+ cmd->csdi.config = CSDI_CONFIG_INTER_DIR;
+ cmd->csdi.config2 = CSDI_CONFIG2_DFLT;
+ cmd->csdi.dcdi_config = CSDI_DCDI_CONFIG_DFLT;
+ }
+
+ /* Update hvsrc lut coef */
+ scale_h = SCALE_FACTOR * dst_w / src_w;
+ sti_hqvdp_update_hvsrc(HVSRC_HORI, scale_h, &cmd->hvsrc);
+
+ scale_v = SCALE_FACTOR * dst_h / src_h;
+ sti_hqvdp_update_hvsrc(HVSRC_VERT, scale_v, &cmd->hvsrc);
+
+ if (first_prepare) {
+ /* Prevent VTG shutdown */
+ if (clk_prepare_enable(hqvdp->clk_pix_main)) {
+ DRM_ERROR("Failed to prepare/enable pix main clk\n");
+ return;
+ }
+
+ /* Register VTG Vsync callback to handle bottom fields */
+ if (sti_vtg_register_client(hqvdp->vtg,
+ &hqvdp->vtg_nb,
+ mixer->id)) {
+ DRM_ERROR("Cannot register VTG notifier\n");
+ return;
+ }
+ }
+
+ writel(hqvdp->hqvdp_cmd_paddr + cmd_offset,
+ hqvdp->regs + HQVDP_MBX_NEXT_CMD);
+
+ hqvdp->curr_field_count++;
+
+ /* Interlaced : get ready to display the bottom field at next Vsync */
+ if (fb->flags & DRM_MODE_FB_INTERLACED)
+ hqvdp->btm_field_pending = true;
+
+ dev_dbg(hqvdp->dev, "%s Posted command:0x%x\n",
+ __func__, hqvdp->hqvdp_cmd_paddr + cmd_offset);
+
+ plane->status = STI_PLANE_UPDATED;
+}
+
+static void sti_hqvdp_atomic_disable(struct drm_plane *drm_plane,
+ struct drm_plane_state *oldstate)
+{
+ struct sti_plane *plane = to_sti_plane(drm_plane);
+ struct sti_mixer *mixer = to_sti_mixer(drm_plane->crtc);
+
+ if (!drm_plane->crtc) {
+ DRM_DEBUG_DRIVER("drm plane:%d not enabled\n",
+ drm_plane->base.id);
+ return;
+ }
+
+ DRM_DEBUG_DRIVER("CRTC:%d (%s) drm plane:%d (%s)\n",
+ drm_plane->crtc->base.id, sti_mixer_to_str(mixer),
+ drm_plane->base.id, sti_plane_to_str(plane));
+
+ plane->status = STI_PLANE_DISABLING;
+}
+
+static const struct drm_plane_helper_funcs sti_hqvdp_helpers_funcs = {
+ .atomic_update = sti_hqvdp_atomic_update,
+ .atomic_disable = sti_hqvdp_atomic_disable,
};
-struct sti_layer *sti_hqvdp_create(struct device *dev)
+static struct drm_plane *sti_hqvdp_create(struct drm_device *drm_dev,
+ struct device *dev, int desc)
{
struct sti_hqvdp *hqvdp = dev_get_drvdata(dev);
+ int res;
+
+ hqvdp->plane.desc = desc;
+ hqvdp->plane.status = STI_PLANE_DISABLED;
- hqvdp->layer.ops = &hqvdp_ops;
+ sti_hqvdp_init(hqvdp);
- return &hqvdp->layer;
+ res = drm_universal_plane_init(drm_dev, &hqvdp->plane.drm_plane, 1,
+ &sti_plane_helpers_funcs,
+ hqvdp_supported_formats,
+ ARRAY_SIZE(hqvdp_supported_formats),
+ DRM_PLANE_TYPE_OVERLAY);
+ if (res) {
+ DRM_ERROR("Failed to initialize universal plane\n");
+ return NULL;
+ }
+
+ drm_plane_helper_add(&hqvdp->plane.drm_plane, &sti_hqvdp_helpers_funcs);
+
+ sti_plane_init_property(&hqvdp->plane, DRM_PLANE_TYPE_OVERLAY);
+
+ return &hqvdp->plane.drm_plane;
}
-EXPORT_SYMBOL(sti_hqvdp_create);
static void sti_hqvdp_init_plugs(struct sti_hqvdp *hqvdp)
{
} *header;
DRM_DEBUG_DRIVER("\n");
+
+ if (hqvdp->xp70_initialized) {
+ DRM_INFO("HQVDP XP70 already initialized\n");
+ return;
+ }
+
/* Check firmware parts */
if (!firmware) {
DRM_ERROR("Firmware not available\n");
/* Launch Vsync */
writel(SOFT_VSYNC_HW, hqvdp->regs + HQVDP_MBX_SOFT_VSYNC);
- DRM_INFO("HQVDP XP70 started\n");
+ DRM_INFO("HQVDP XP70 initialized\n");
+
+ hqvdp->xp70_initialized = true;
+
out:
release_firmware(firmware);
}
{
struct sti_hqvdp *hqvdp = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
- struct sti_layer *layer;
+ struct drm_plane *plane;
int err;
DRM_DEBUG_DRIVER("\n");
return err;
}
- layer = sti_layer_create(hqvdp->dev, STI_HQVDP_0, hqvdp->regs);
- if (!layer) {
+ /* Create HQVDP plane once xp70 is initialized */
+ plane = sti_hqvdp_create(drm_dev, hqvdp->dev, STI_HQVDP_0);
+ if (!plane)
DRM_ERROR("Can't create HQVDP plane\n");
- return -ENOMEM;
- }
-
- sti_drm_plane_init(drm_dev, layer, 1, DRM_PLANE_TYPE_OVERLAY);
return 0;
}
+++ /dev/null
-/*
- * Copyright (C) STMicroelectronics SA 2014
- * Authors: Fabien Dessenne <fabien.dessenne@st.com> for STMicroelectronics.
- * License terms: GNU General Public License (GPL), version 2
- */
-
-#ifndef _STI_HQVDP_H_
-#define _STI_HQVDP_H_
-
-struct sti_layer *sti_hqvdp_create(struct device *dev);
-
-#endif
+++ /dev/null
-/*
- * Copyright (C) STMicroelectronics SA 2014
- * Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
- * Fabien Dessenne <fabien.dessenne@st.com>
- * for STMicroelectronics.
- * License terms: GNU General Public License (GPL), version 2
- */
-
-#include <drm/drmP.h>
-#include <drm/drm_gem_cma_helper.h>
-#include <drm/drm_fb_cma_helper.h>
-
-#include "sti_compositor.h"
-#include "sti_cursor.h"
-#include "sti_gdp.h"
-#include "sti_hqvdp.h"
-#include "sti_layer.h"
-#include "sti_vid.h"
-
-const char *sti_layer_to_str(struct sti_layer *layer)
-{
- switch (layer->desc) {
- case STI_GDP_0:
- return "GDP0";
- case STI_GDP_1:
- return "GDP1";
- case STI_GDP_2:
- return "GDP2";
- case STI_GDP_3:
- return "GDP3";
- case STI_VID_0:
- return "VID0";
- case STI_VID_1:
- return "VID1";
- case STI_CURSOR:
- return "CURSOR";
- case STI_HQVDP_0:
- return "HQVDP0";
- default:
- return "<UNKNOWN LAYER>";
- }
-}
-EXPORT_SYMBOL(sti_layer_to_str);
-
-struct sti_layer *sti_layer_create(struct device *dev, int desc,
- void __iomem *baseaddr)
-{
-
- struct sti_layer *layer = NULL;
-
- switch (desc & STI_LAYER_TYPE_MASK) {
- case STI_GDP:
- layer = sti_gdp_create(dev, desc);
- break;
- case STI_VID:
- layer = sti_vid_create(dev);
- break;
- case STI_CUR:
- layer = sti_cursor_create(dev);
- break;
- case STI_VDP:
- layer = sti_hqvdp_create(dev);
- break;
- }
-
- if (!layer) {
- DRM_ERROR("Failed to create layer\n");
- return NULL;
- }
-
- layer->desc = desc;
- layer->dev = dev;
- layer->regs = baseaddr;
-
- layer->ops->init(layer);
-
- DRM_DEBUG_DRIVER("%s created\n", sti_layer_to_str(layer));
-
- return layer;
-}
-EXPORT_SYMBOL(sti_layer_create);
-
-int sti_layer_prepare(struct sti_layer *layer,
- struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- struct drm_display_mode *mode, int mixer_id,
- int dest_x, int dest_y, int dest_w, int dest_h,
- int src_x, int src_y, int src_w, int src_h)
-{
- int ret;
- unsigned int i;
- struct drm_gem_cma_object *cma_obj;
-
- if (!layer || !fb || !mode) {
- DRM_ERROR("Null fb, layer or mode\n");
- return 1;
- }
-
- cma_obj = drm_fb_cma_get_gem_obj(fb, 0);
- if (!cma_obj) {
- DRM_ERROR("Can't get CMA GEM object for fb\n");
- return 1;
- }
-
- layer->crtc = crtc;
- layer->fb = fb;
- layer->mode = mode;
- layer->mixer_id = mixer_id;
- layer->dst_x = dest_x;
- layer->dst_y = dest_y;
- layer->dst_w = clamp_val(dest_w, 0, mode->crtc_hdisplay - dest_x);
- layer->dst_h = clamp_val(dest_h, 0, mode->crtc_vdisplay - dest_y);
- layer->src_x = src_x;
- layer->src_y = src_y;
- layer->src_w = src_w;
- layer->src_h = src_h;
- layer->format = fb->pixel_format;
- layer->vaddr = cma_obj->vaddr;
- layer->paddr = cma_obj->paddr;
- for (i = 0; i < 4; i++) {
- layer->pitches[i] = fb->pitches[i];
- layer->offsets[i] = fb->offsets[i];
- }
-
- DRM_DEBUG_DRIVER("%s is associated with mixer_id %d\n",
- sti_layer_to_str(layer),
- layer->mixer_id);
- DRM_DEBUG_DRIVER("%s dst=(%dx%d)@(%d,%d) - src=(%dx%d)@(%d,%d)\n",
- sti_layer_to_str(layer),
- layer->dst_w, layer->dst_h, layer->dst_x, layer->dst_y,
- layer->src_w, layer->src_h, layer->src_x,
- layer->src_y);
-
- DRM_DEBUG_DRIVER("drm FB:%d format:%.4s phys@:0x%lx\n", fb->base.id,
- (char *)&layer->format, (unsigned long)layer->paddr);
-
- if (!layer->ops->prepare)
- goto err_no_prepare;
-
- ret = layer->ops->prepare(layer, !layer->enabled);
- if (!ret)
- layer->enabled = true;
-
- return ret;
-
-err_no_prepare:
- DRM_ERROR("Cannot prepare\n");
- return 1;
-}
-
-int sti_layer_commit(struct sti_layer *layer)
-{
- if (!layer)
- return 1;
-
- if (!layer->ops->commit)
- goto err_no_commit;
-
- return layer->ops->commit(layer);
-
-err_no_commit:
- DRM_ERROR("Cannot commit\n");
- return 1;
-}
-
-int sti_layer_disable(struct sti_layer *layer)
-{
- int ret;
-
- DRM_DEBUG_DRIVER("%s\n", sti_layer_to_str(layer));
- if (!layer)
- return 1;
-
- if (!layer->enabled)
- return 0;
-
- if (!layer->ops->disable)
- goto err_no_disable;
-
- ret = layer->ops->disable(layer);
- if (!ret)
- layer->enabled = false;
- else
- DRM_ERROR("Disable failed\n");
-
- return ret;
-
-err_no_disable:
- DRM_ERROR("Cannot disable\n");
- return 1;
-}
-
-const uint32_t *sti_layer_get_formats(struct sti_layer *layer)
-{
- if (!layer)
- return NULL;
-
- if (!layer->ops->get_formats)
- return NULL;
-
- return layer->ops->get_formats(layer);
-}
-
-unsigned int sti_layer_get_nb_formats(struct sti_layer *layer)
-{
- if (!layer)
- return 0;
-
- if (!layer->ops->get_nb_formats)
- return 0;
-
- return layer->ops->get_nb_formats(layer);
-}
+++ /dev/null
-/*
- * Copyright (C) STMicroelectronics SA 2014
- * Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
- * Fabien Dessenne <fabien.dessenne@st.com>
- * for STMicroelectronics.
- * License terms: GNU General Public License (GPL), version 2
- */
-
-#ifndef _STI_LAYER_H_
-#define _STI_LAYER_H_
-
-#include <drm/drmP.h>
-
-#define to_sti_layer(x) container_of(x, struct sti_layer, plane)
-
-#define STI_LAYER_TYPE_SHIFT 8
-#define STI_LAYER_TYPE_MASK (~((1<<STI_LAYER_TYPE_SHIFT)-1))
-
-struct sti_layer;
-
-enum sti_layer_type {
- STI_GDP = 1 << STI_LAYER_TYPE_SHIFT,
- STI_VID = 2 << STI_LAYER_TYPE_SHIFT,
- STI_CUR = 3 << STI_LAYER_TYPE_SHIFT,
- STI_BCK = 4 << STI_LAYER_TYPE_SHIFT,
- STI_VDP = 5 << STI_LAYER_TYPE_SHIFT
-};
-
-enum sti_layer_id_of_type {
- STI_ID_0 = 0,
- STI_ID_1 = 1,
- STI_ID_2 = 2,
- STI_ID_3 = 3
-};
-
-enum sti_layer_desc {
- STI_GDP_0 = STI_GDP | STI_ID_0,
- STI_GDP_1 = STI_GDP | STI_ID_1,
- STI_GDP_2 = STI_GDP | STI_ID_2,
- STI_GDP_3 = STI_GDP | STI_ID_3,
- STI_VID_0 = STI_VID | STI_ID_0,
- STI_VID_1 = STI_VID | STI_ID_1,
- STI_HQVDP_0 = STI_VDP | STI_ID_0,
- STI_CURSOR = STI_CUR,
- STI_BACK = STI_BCK
-};
-
-/**
- * STI layer functions structure
- *
- * @get_formats: get layer supported formats
- * @get_nb_formats: get number of format supported
- * @init: initialize the layer
- * @prepare: prepare layer before rendering
- * @commit: set layer for rendering
- * @disable: disable layer
- */
-struct sti_layer_funcs {
- const uint32_t* (*get_formats)(struct sti_layer *layer);
- unsigned int (*get_nb_formats)(struct sti_layer *layer);
- void (*init)(struct sti_layer *layer);
- int (*prepare)(struct sti_layer *layer, bool first_prepare);
- int (*commit)(struct sti_layer *layer);
- int (*disable)(struct sti_layer *layer);
-};
-
-/**
- * STI layer structure
- *
- * @plane: drm plane it is bound to (if any)
- * @fb: drm fb it is bound to
- * @crtc: crtc it is bound to
- * @mode: display mode
- * @desc: layer type & id
- * @device: driver device
- * @regs: layer registers
- * @ops: layer functions
- * @zorder: layer z-order
- * @mixer_id: id of the mixer used to display the layer
- * @enabled: to know if the layer is active or not
- * @src_x src_y: coordinates of the input (fb) area
- * @src_w src_h: size of the input (fb) area
- * @dst_x dst_y: coordinates of the output (crtc) area
- * @dst_w dst_h: size of the output (crtc) area
- * @format: format
- * @pitches: pitch of 'planes' (eg: Y, U, V)
- * @offsets: offset of 'planes'
- * @vaddr: virtual address of the input buffer
- * @paddr: physical address of the input buffer
- */
-struct sti_layer {
- struct drm_plane plane;
- struct drm_framebuffer *fb;
- struct drm_crtc *crtc;
- struct drm_display_mode *mode;
- enum sti_layer_desc desc;
- struct device *dev;
- void __iomem *regs;
- const struct sti_layer_funcs *ops;
- int zorder;
- int mixer_id;
- bool enabled;
- int src_x, src_y;
- int src_w, src_h;
- int dst_x, dst_y;
- int dst_w, dst_h;
- uint32_t format;
- unsigned int pitches[4];
- unsigned int offsets[4];
- void *vaddr;
- dma_addr_t paddr;
-};
-
-struct sti_layer *sti_layer_create(struct device *dev, int desc,
- void __iomem *baseaddr);
-int sti_layer_prepare(struct sti_layer *layer,
- struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- struct drm_display_mode *mode,
- int mixer_id,
- int dest_x, int dest_y,
- int dest_w, int dest_h,
- int src_x, int src_y,
- int src_w, int src_h);
-int sti_layer_commit(struct sti_layer *layer);
-int sti_layer_disable(struct sti_layer *layer);
-const uint32_t *sti_layer_get_formats(struct sti_layer *layer);
-unsigned int sti_layer_get_nb_formats(struct sti_layer *layer);
-const char *sti_layer_to_str(struct sti_layer *layer);
-
-#endif
return "<UNKNOWN MIXER>";
}
}
+EXPORT_SYMBOL(sti_mixer_to_str);
static inline u32 sti_mixer_reg_read(struct sti_mixer *mixer, u32 reg_id)
{
sti_mixer_reg_write(mixer, GAM_MIXER_BCS, yds << 16 | xds);
}
-int sti_mixer_set_layer_depth(struct sti_mixer *mixer, struct sti_layer *layer)
+int sti_mixer_set_plane_depth(struct sti_mixer *mixer, struct sti_plane *plane)
{
- int layer_id = 0, depth = layer->zorder;
+ int plane_id, depth = plane->zorder;
+ unsigned int i;
u32 mask, val;
- if (depth >= GAM_MIXER_NB_DEPTH_LEVEL)
+ if ((depth < 1) || (depth > GAM_MIXER_NB_DEPTH_LEVEL))
return 1;
- switch (layer->desc) {
+ switch (plane->desc) {
case STI_GDP_0:
- layer_id = GAM_DEPTH_GDP0_ID;
+ plane_id = GAM_DEPTH_GDP0_ID;
break;
case STI_GDP_1:
- layer_id = GAM_DEPTH_GDP1_ID;
+ plane_id = GAM_DEPTH_GDP1_ID;
break;
case STI_GDP_2:
- layer_id = GAM_DEPTH_GDP2_ID;
+ plane_id = GAM_DEPTH_GDP2_ID;
break;
case STI_GDP_3:
- layer_id = GAM_DEPTH_GDP3_ID;
+ plane_id = GAM_DEPTH_GDP3_ID;
break;
- case STI_VID_0:
case STI_HQVDP_0:
- layer_id = GAM_DEPTH_VID0_ID;
- break;
- case STI_VID_1:
- layer_id = GAM_DEPTH_VID1_ID;
+ plane_id = GAM_DEPTH_VID0_ID;
break;
case STI_CURSOR:
/* no need to set depth for cursor */
return 0;
default:
- DRM_ERROR("Unknown layer %d\n", layer->desc);
+ DRM_ERROR("Unknown plane %d\n", plane->desc);
return 1;
}
- mask = GAM_DEPTH_MASK_ID << (3 * depth);
- layer_id = layer_id << (3 * depth);
+
+ /* Search if a previous depth was already assigned to the plane */
+ val = sti_mixer_reg_read(mixer, GAM_MIXER_CRB);
+ for (i = 0; i < GAM_MIXER_NB_DEPTH_LEVEL; i++) {
+ mask = GAM_DEPTH_MASK_ID << (3 * i);
+ if ((val & mask) == plane_id << (3 * i))
+ break;
+ }
+
+ mask |= GAM_DEPTH_MASK_ID << (3 * (depth - 1));
+ plane_id = plane_id << (3 * (depth - 1));
DRM_DEBUG_DRIVER("%s %s depth=%d\n", sti_mixer_to_str(mixer),
- sti_layer_to_str(layer), depth);
+ sti_plane_to_str(plane), depth);
dev_dbg(mixer->dev, "GAM_MIXER_CRB val 0x%x mask 0x%x\n",
- layer_id, mask);
+ plane_id, mask);
- val = sti_mixer_reg_read(mixer, GAM_MIXER_CRB);
val &= ~mask;
- val |= layer_id;
+ val |= plane_id;
sti_mixer_reg_write(mixer, GAM_MIXER_CRB, val);
dev_dbg(mixer->dev, "Read GAM_MIXER_CRB 0x%x\n",
return 0;
}
-static u32 sti_mixer_get_layer_mask(struct sti_layer *layer)
+static u32 sti_mixer_get_plane_mask(struct sti_plane *plane)
{
- switch (layer->desc) {
+ switch (plane->desc) {
case STI_BACK:
return GAM_CTL_BACK_MASK;
case STI_GDP_0:
return GAM_CTL_GDP2_MASK;
case STI_GDP_3:
return GAM_CTL_GDP3_MASK;
- case STI_VID_0:
case STI_HQVDP_0:
return GAM_CTL_VID0_MASK;
- case STI_VID_1:
- return GAM_CTL_VID1_MASK;
case STI_CURSOR:
return GAM_CTL_CURSOR_MASK;
default:
}
}
-int sti_mixer_set_layer_status(struct sti_mixer *mixer,
- struct sti_layer *layer, bool status)
+int sti_mixer_set_plane_status(struct sti_mixer *mixer,
+ struct sti_plane *plane, bool status)
{
u32 mask, val;
DRM_DEBUG_DRIVER("%s %s %s\n", status ? "enable" : "disable",
- sti_mixer_to_str(mixer), sti_layer_to_str(layer));
+ sti_mixer_to_str(mixer), sti_plane_to_str(plane));
- mask = sti_mixer_get_layer_mask(layer);
+ mask = sti_mixer_get_plane_mask(plane);
if (!mask) {
- DRM_ERROR("Can not find layer mask\n");
+ DRM_ERROR("Can't find layer mask\n");
return -EINVAL;
}
return 0;
}
-void sti_mixer_clear_all_layers(struct sti_mixer *mixer)
-{
- u32 val;
-
- DRM_DEBUG_DRIVER("%s clear all layer\n", sti_mixer_to_str(mixer));
- val = sti_mixer_reg_read(mixer, GAM_MIXER_CTL) & 0xFFFF0000;
- sti_mixer_reg_write(mixer, GAM_MIXER_CTL, val);
-}
-
void sti_mixer_set_matrix(struct sti_mixer *mixer)
{
unsigned int i;
#include <drm/drmP.h>
-#include "sti_layer.h"
+#include "sti_plane.h"
#define to_sti_mixer(x) container_of(x, struct sti_mixer, drm_crtc)
+enum sti_mixer_status {
+ STI_MIXER_READY,
+ STI_MIXER_DISABLING,
+ STI_MIXER_DISABLED,
+};
+
/**
* STI Mixer subdevice structure
*
* @id: id of the mixer
* @drm_crtc: crtc object link to the mixer
* @pending_event: set if a flip event is pending on crtc
- * @enabled: to know if the mixer is active or not
+ * @status: to know the status of the mixer
*/
struct sti_mixer {
struct device *dev;
void __iomem *regs;
int id;
- struct drm_crtc drm_crtc;
+ struct drm_crtc drm_crtc;
struct drm_pending_vblank_event *pending_event;
- bool enabled;
+ enum sti_mixer_status status;
};
const char *sti_mixer_to_str(struct sti_mixer *mixer);
struct sti_mixer *sti_mixer_create(struct device *dev, int id,
- void __iomem *baseaddr);
+ void __iomem *baseaddr);
-int sti_mixer_set_layer_status(struct sti_mixer *mixer,
- struct sti_layer *layer, bool status);
-void sti_mixer_clear_all_layers(struct sti_mixer *mixer);
-int sti_mixer_set_layer_depth(struct sti_mixer *mixer, struct sti_layer *layer);
+int sti_mixer_set_plane_status(struct sti_mixer *mixer,
+ struct sti_plane *plane, bool status);
+int sti_mixer_set_plane_depth(struct sti_mixer *mixer, struct sti_plane *plane);
int sti_mixer_active_video_area(struct sti_mixer *mixer,
- struct drm_display_mode *mode);
+ struct drm_display_mode *mode);
void sti_mixer_set_background_status(struct sti_mixer *mixer, bool enable);
/* depth in Cross-bar control = z order */
-#define GAM_MIXER_NB_DEPTH_LEVEL 7
+#define GAM_MIXER_NB_DEPTH_LEVEL 6
#define STI_MIXER_MAIN 0
#define STI_MIXER_AUX 1
--- /dev/null
+/*
+ * Copyright (C) STMicroelectronics SA 2014
+ * Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
+ * Fabien Dessenne <fabien.dessenne@st.com>
+ * for STMicroelectronics.
+ * License terms: GNU General Public License (GPL), version 2
+ */
+
+#include <drm/drmP.h>
+#include <drm/drm_fb_cma_helper.h>
+#include <drm/drm_gem_cma_helper.h>
+
+#include "sti_compositor.h"
+#include "sti_drv.h"
+#include "sti_plane.h"
+
+/* (Background) < GDP0 < GDP1 < HQVDP0 < GDP2 < GDP3 < (ForeGround) */
+enum sti_plane_desc sti_plane_default_zorder[] = {
+ STI_GDP_0,
+ STI_GDP_1,
+ STI_HQVDP_0,
+ STI_GDP_2,
+ STI_GDP_3,
+};
+
+const char *sti_plane_to_str(struct sti_plane *plane)
+{
+ switch (plane->desc) {
+ case STI_GDP_0:
+ return "GDP0";
+ case STI_GDP_1:
+ return "GDP1";
+ case STI_GDP_2:
+ return "GDP2";
+ case STI_GDP_3:
+ return "GDP3";
+ case STI_HQVDP_0:
+ return "HQVDP0";
+ case STI_CURSOR:
+ return "CURSOR";
+ default:
+ return "<UNKNOWN PLANE>";
+ }
+}
+EXPORT_SYMBOL(sti_plane_to_str);
+
+static void sti_plane_destroy(struct drm_plane *drm_plane)
+{
+ DRM_DEBUG_DRIVER("\n");
+
+ drm_plane_helper_disable(drm_plane);
+ drm_plane_cleanup(drm_plane);
+}
+
+static int sti_plane_set_property(struct drm_plane *drm_plane,
+ struct drm_property *property,
+ uint64_t val)
+{
+ struct drm_device *dev = drm_plane->dev;
+ struct sti_private *private = dev->dev_private;
+ struct sti_plane *plane = to_sti_plane(drm_plane);
+
+ DRM_DEBUG_DRIVER("\n");
+
+ if (property == private->plane_zorder_property) {
+ plane->zorder = val;
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+static void sti_plane_attach_zorder_property(struct drm_plane *drm_plane)
+{
+ struct drm_device *dev = drm_plane->dev;
+ struct sti_private *private = dev->dev_private;
+ struct sti_plane *plane = to_sti_plane(drm_plane);
+ struct drm_property *prop;
+
+ prop = private->plane_zorder_property;
+ if (!prop) {
+ prop = drm_property_create_range(dev, 0, "zpos", 1,
+ GAM_MIXER_NB_DEPTH_LEVEL);
+ if (!prop)
+ return;
+
+ private->plane_zorder_property = prop;
+ }
+
+ drm_object_attach_property(&drm_plane->base, prop, plane->zorder);
+}
+
+void sti_plane_init_property(struct sti_plane *plane,
+ enum drm_plane_type type)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(sti_plane_default_zorder); i++)
+ if (sti_plane_default_zorder[i] == plane->desc)
+ break;
+
+ plane->zorder = i + 1;
+
+ if (type == DRM_PLANE_TYPE_OVERLAY)
+ sti_plane_attach_zorder_property(&plane->drm_plane);
+
+ DRM_DEBUG_DRIVER("drm plane:%d mapped to %s with zorder:%d\n",
+ plane->drm_plane.base.id,
+ sti_plane_to_str(plane), plane->zorder);
+}
+EXPORT_SYMBOL(sti_plane_init_property);
+
+struct drm_plane_funcs sti_plane_helpers_funcs = {
+ .update_plane = drm_atomic_helper_update_plane,
+ .disable_plane = drm_atomic_helper_disable_plane,
+ .destroy = sti_plane_destroy,
+ .set_property = sti_plane_set_property,
+ .reset = drm_atomic_helper_plane_reset,
+ .atomic_duplicate_state = drm_atomic_helper_plane_duplicate_state,
+ .atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
+};
+EXPORT_SYMBOL(sti_plane_helpers_funcs);
--- /dev/null
+/*
+ * Copyright (C) STMicroelectronics SA 2014
+ * Author: Benjamin Gaignard <benjamin.gaignard@st.com> for STMicroelectronics.
+ * License terms: GNU General Public License (GPL), version 2
+ */
+
+#ifndef _STI_PLANE_H_
+#define _STI_PLANE_H_
+
+#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_plane_helper.h>
+
+extern struct drm_plane_funcs sti_plane_helpers_funcs;
+
+#define to_sti_plane(x) container_of(x, struct sti_plane, drm_plane)
+
+#define STI_PLANE_TYPE_SHIFT 8
+#define STI_PLANE_TYPE_MASK (~((1 << STI_PLANE_TYPE_SHIFT) - 1))
+
+enum sti_plane_type {
+ STI_GDP = 1 << STI_PLANE_TYPE_SHIFT,
+ STI_VDP = 2 << STI_PLANE_TYPE_SHIFT,
+ STI_CUR = 3 << STI_PLANE_TYPE_SHIFT,
+ STI_BCK = 4 << STI_PLANE_TYPE_SHIFT
+};
+
+enum sti_plane_id_of_type {
+ STI_ID_0 = 0,
+ STI_ID_1 = 1,
+ STI_ID_2 = 2,
+ STI_ID_3 = 3
+};
+
+enum sti_plane_desc {
+ STI_GDP_0 = STI_GDP | STI_ID_0,
+ STI_GDP_1 = STI_GDP | STI_ID_1,
+ STI_GDP_2 = STI_GDP | STI_ID_2,
+ STI_GDP_3 = STI_GDP | STI_ID_3,
+ STI_HQVDP_0 = STI_VDP | STI_ID_0,
+ STI_CURSOR = STI_CUR,
+ STI_BACK = STI_BCK
+};
+
+enum sti_plane_status {
+ STI_PLANE_READY,
+ STI_PLANE_UPDATED,
+ STI_PLANE_DISABLING,
+ STI_PLANE_FLUSHING,
+ STI_PLANE_DISABLED,
+};
+
+/**
+ * STI plane structure
+ *
+ * @plane: drm plane it is bound to (if any)
+ * @desc: plane type & id
+ * @status: to know the status of the plane
+ * @zorder: plane z-order
+ */
+struct sti_plane {
+ struct drm_plane drm_plane;
+ enum sti_plane_desc desc;
+ enum sti_plane_status status;
+ int zorder;
+};
+
+const char *sti_plane_to_str(struct sti_plane *plane);
+void sti_plane_init_property(struct sti_plane *plane,
+ enum drm_plane_type type);
+#endif
#include <drm/drmP.h>
#include <drm/drm_crtc_helper.h>
-#include "sti_drm_crtc.h"
+#include "sti_crtc.h"
/* glue registers */
#define TVO_CSC_MAIN_M0 0x000
{
struct sti_tvout *tvout = to_sti_tvout(encoder);
- tvout_dvo_start(tvout, sti_drm_crtc_is_main(encoder->crtc));
+ tvout_dvo_start(tvout, sti_crtc_is_main(encoder->crtc));
}
static void sti_dvo_encoder_disable(struct drm_encoder *encoder)
{
struct sti_tvout *tvout = to_sti_tvout(encoder);
- tvout_hda_start(tvout, sti_drm_crtc_is_main(encoder->crtc));
+ tvout_hda_start(tvout, sti_crtc_is_main(encoder->crtc));
}
static void sti_hda_encoder_disable(struct drm_encoder *encoder)
{
struct sti_tvout *tvout = to_sti_tvout(encoder);
- tvout_hdmi_start(tvout, sti_drm_crtc_is_main(encoder->crtc));
+ tvout_hdmi_start(tvout, sti_crtc_is_main(encoder->crtc));
}
static void sti_hdmi_encoder_disable(struct drm_encoder *encoder)
struct sti_tvout *tvout = dev_get_drvdata(dev);
struct drm_device *drm_dev = data;
unsigned int i;
- int ret;
tvout->drm_dev = drm_dev;
sti_tvout_create_encoders(drm_dev, tvout);
- ret = component_bind_all(dev, drm_dev);
- if (ret)
- sti_tvout_destroy_encoders(tvout);
-
- return ret;
+ return 0;
}
static void sti_tvout_unbind(struct device *dev, struct device *master,
void *data)
{
- /* do nothing */
+ struct sti_tvout *tvout = dev_get_drvdata(dev);
+
+ sti_tvout_destroy_encoders(tvout);
}
static const struct component_ops sti_tvout_ops = {
.unbind = sti_tvout_unbind,
};
-static int compare_of(struct device *dev, void *data)
-{
- return dev->of_node == data;
-}
-
-static int sti_tvout_master_bind(struct device *dev)
-{
- return 0;
-}
-
-static void sti_tvout_master_unbind(struct device *dev)
-{
- /* do nothing */
-}
-
-static const struct component_master_ops sti_tvout_master_ops = {
- .bind = sti_tvout_master_bind,
- .unbind = sti_tvout_master_unbind,
-};
-
static int sti_tvout_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct device_node *node = dev->of_node;
struct sti_tvout *tvout;
struct resource *res;
- struct device_node *child_np;
- struct component_match *match = NULL;
DRM_INFO("%s\n", __func__);
platform_set_drvdata(pdev, tvout);
- of_platform_populate(node, NULL, NULL, dev);
-
- child_np = of_get_next_available_child(node, NULL);
-
- while (child_np) {
- component_match_add(dev, &match, compare_of, child_np);
- of_node_put(child_np);
- child_np = of_get_next_available_child(node, child_np);
- }
-
- component_master_add_with_match(dev, &sti_tvout_master_ops, match);
-
return component_add(dev, &sti_tvout_ops);
}
static int sti_tvout_remove(struct platform_device *pdev)
{
- component_master_del(&pdev->dev, &sti_tvout_master_ops);
component_del(&pdev->dev, &sti_tvout_ops);
return 0;
}
#include <drm/drmP.h>
-#include "sti_layer.h"
+#include "sti_plane.h"
#include "sti_vid.h"
#include "sti_vtg.h"
#define VID_MPR2_BT709 0x07150545
#define VID_MPR3_BT709 0x00000AE8
-static int sti_vid_prepare_layer(struct sti_layer *vid, bool first_prepare)
+void sti_vid_commit(struct sti_vid *vid,
+ struct drm_plane_state *state)
{
- u32 val;
+ struct drm_crtc *crtc = state->crtc;
+ struct drm_display_mode *mode = &crtc->mode;
+ int dst_x = state->crtc_x;
+ int dst_y = state->crtc_y;
+ int dst_w = clamp_val(state->crtc_w, 0, mode->crtc_hdisplay - dst_x);
+ int dst_h = clamp_val(state->crtc_h, 0, mode->crtc_vdisplay - dst_y);
+ u32 val, ydo, xdo, yds, xds;
+
+ /* Input / output size
+ * Align to upper even value */
+ dst_w = ALIGN(dst_w, 2);
+ dst_h = ALIGN(dst_h, 2);
/* Unmask */
val = readl(vid->regs + VID_CTL);
val &= ~VID_CTL_IGNORE;
writel(val, vid->regs + VID_CTL);
- return 0;
-}
-
-static int sti_vid_commit_layer(struct sti_layer *vid)
-{
- struct drm_display_mode *mode = vid->mode;
- u32 ydo, xdo, yds, xds;
-
- ydo = sti_vtg_get_line_number(*mode, vid->dst_y);
- yds = sti_vtg_get_line_number(*mode, vid->dst_y + vid->dst_h - 1);
- xdo = sti_vtg_get_pixel_number(*mode, vid->dst_x);
- xds = sti_vtg_get_pixel_number(*mode, vid->dst_x + vid->dst_w - 1);
+ ydo = sti_vtg_get_line_number(*mode, dst_y);
+ yds = sti_vtg_get_line_number(*mode, dst_y + dst_h - 1);
+ xdo = sti_vtg_get_pixel_number(*mode, dst_x);
+ xds = sti_vtg_get_pixel_number(*mode, dst_x + dst_w - 1);
writel((ydo << 16) | xdo, vid->regs + VID_VPO);
writel((yds << 16) | xds, vid->regs + VID_VPS);
-
- return 0;
}
-static int sti_vid_disable_layer(struct sti_layer *vid)
+void sti_vid_disable(struct sti_vid *vid)
{
u32 val;
val = readl(vid->regs + VID_CTL);
val |= VID_CTL_IGNORE;
writel(val, vid->regs + VID_CTL);
-
- return 0;
}
-static const uint32_t *sti_vid_get_formats(struct sti_layer *layer)
-{
- return NULL;
-}
-
-static unsigned int sti_vid_get_nb_formats(struct sti_layer *layer)
-{
- return 0;
-}
-
-static void sti_vid_init(struct sti_layer *vid)
+static void sti_vid_init(struct sti_vid *vid)
{
/* Enable PSI, Mask layer */
writel(VID_CTL_PSI_ENABLE | VID_CTL_IGNORE, vid->regs + VID_CTL);
writel(VID_CSAT_DFLT, vid->regs + VID_CSAT);
}
-static const struct sti_layer_funcs vid_ops = {
- .get_formats = sti_vid_get_formats,
- .get_nb_formats = sti_vid_get_nb_formats,
- .init = sti_vid_init,
- .prepare = sti_vid_prepare_layer,
- .commit = sti_vid_commit_layer,
- .disable = sti_vid_disable_layer,
-};
-
-struct sti_layer *sti_vid_create(struct device *dev)
+struct sti_vid *sti_vid_create(struct device *dev, int id,
+ void __iomem *baseaddr)
{
- struct sti_layer *vid;
+ struct sti_vid *vid;
vid = devm_kzalloc(dev, sizeof(*vid), GFP_KERNEL);
if (!vid) {
return NULL;
}
- vid->ops = &vid_ops;
+ vid->dev = dev;
+ vid->regs = baseaddr;
+ vid->id = id;
+
+ sti_vid_init(vid);
return vid;
}
#ifndef _STI_VID_H_
#define _STI_VID_H_
-struct sti_layer *sti_vid_create(struct device *dev);
+/**
+ * STI VID structure
+ *
+ * @dev: driver device
+ * @regs: vid registers
+ * @id: id of the vid
+ */
+struct sti_vid {
+ struct device *dev;
+ void __iomem *regs;
+ int id;
+};
+
+void sti_vid_commit(struct sti_vid *vid,
+ struct drm_plane_state *state);
+void sti_vid_disable(struct sti_vid *vid);
+struct sti_vid *sti_vid_create(struct device *dev, int id,
+ void __iomem *baseaddr);
#endif
return 0;
}
-static void tegra_crtc_atomic_begin(struct drm_crtc *crtc)
+static void tegra_crtc_atomic_begin(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct tegra_dc *dc = to_tegra_dc(crtc);
}
}
-static void tegra_crtc_atomic_flush(struct drm_crtc *crtc)
+static void tegra_crtc_atomic_flush(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state)
{
struct tegra_dc_state *state = to_dc_state(crtc->state);
struct tegra_dc *dc = to_tegra_dc(crtc);
tegra_dsi_soft_reset(dsi->slave);
}
-static void tegra_dsi_connector_dpms(struct drm_connector *connector, int mode)
+static int tegra_dsi_connector_dpms(struct drm_connector *connector, int mode)
{
+ return 0;
}
static void tegra_dsi_connector_reset(struct drm_connector *connector)
#ifdef CONFIG_DRM_TEGRA_FBDEV
static struct fb_ops tegra_fb_ops = {
.owner = THIS_MODULE,
- .fb_fillrect = sys_fillrect,
- .fb_copyarea = sys_copyarea,
- .fb_imageblit = sys_imageblit,
+ .fb_fillrect = drm_fb_helper_sys_fillrect,
+ .fb_copyarea = drm_fb_helper_sys_copyarea,
+ .fb_imageblit = drm_fb_helper_sys_imageblit,
.fb_check_var = drm_fb_helper_check_var,
.fb_set_par = drm_fb_helper_set_par,
.fb_blank = drm_fb_helper_blank,
if (IS_ERR(bo))
return PTR_ERR(bo);
- info = framebuffer_alloc(0, drm->dev);
- if (!info) {
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info)) {
dev_err(drm->dev, "failed to allocate framebuffer info\n");
drm_gem_object_unreference_unlocked(&bo->gem);
- return -ENOMEM;
+ return PTR_ERR(info);
}
fbdev->fb = tegra_fb_alloc(drm, &cmd, &bo, 1);
info->flags = FBINFO_FLAG_DEFAULT;
info->fbops = &tegra_fb_ops;
- err = fb_alloc_cmap(&info->cmap, 256, 0);
- if (err < 0) {
- dev_err(drm->dev, "failed to allocate color map: %d\n", err);
- goto destroy;
- }
-
drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth);
drm_fb_helper_fill_var(info, helper, fb->width, fb->height);
drm_framebuffer_unregister_private(fb);
tegra_fb_destroy(fb);
release:
- framebuffer_release(info);
+ drm_fb_helper_release_fbi(helper);
return err;
}
static void tegra_fbdev_exit(struct tegra_fbdev *fbdev)
{
- struct fb_info *info = fbdev->base.fbdev;
-
- if (info) {
- int err;
- err = unregister_framebuffer(info);
- if (err < 0)
- DRM_DEBUG_KMS("failed to unregister framebuffer\n");
-
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
-
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&fbdev->base);
+ drm_fb_helper_release_fbi(&fbdev->base);
if (fbdev->fb) {
drm_framebuffer_unregister_private(&fbdev->fb->base);
return drm_detect_hdmi_monitor(edid);
}
-static void tegra_hdmi_connector_dpms(struct drm_connector *connector,
- int mode)
+static int tegra_hdmi_connector_dpms(struct drm_connector *connector,
+ int mode)
{
+ return 0;
}
static const struct drm_connector_funcs tegra_hdmi_connector_funcs = {
tegra_dc_writel(dc, table[i].value, table[i].offset);
}
-static void tegra_rgb_connector_dpms(struct drm_connector *connector,
- int mode)
+static int tegra_rgb_connector_dpms(struct drm_connector *connector,
+ int mode)
{
+ return 0;
}
static const struct drm_connector_funcs tegra_rgb_connector_funcs = {
sor->debugfs_files = NULL;
}
-static void tegra_sor_connector_dpms(struct drm_connector *connector, int mode)
+static int tegra_sor_connector_dpms(struct drm_connector *connector, int mode)
{
+ return 0;
}
static enum drm_connector_status
swap_storage = shmem_file_setup("ttm swap",
ttm->num_pages << PAGE_SHIFT,
0);
- if (unlikely(IS_ERR(swap_storage))) {
+ if (IS_ERR(swap_storage)) {
pr_err("Failed allocating swap storage\n");
return PTR_ERR(swap_storage);
}
if (unlikely(from_page == NULL))
continue;
to_page = shmem_read_mapping_page(swap_space, i);
- if (unlikely(IS_ERR(to_page))) {
+ if (IS_ERR(to_page)) {
ret = PTR_ERR(to_page);
goto out_err;
}
{
struct udl_fbdev *ufbdev = info->par;
- sys_fillrect(info, rect);
+ drm_fb_helper_sys_fillrect(info, rect);
udl_handle_damage(&ufbdev->ufb, rect->dx, rect->dy, rect->width,
rect->height);
{
struct udl_fbdev *ufbdev = info->par;
- sys_copyarea(info, region);
+ drm_fb_helper_sys_copyarea(info, region);
udl_handle_damage(&ufbdev->ufb, region->dx, region->dy, region->width,
region->height);
{
struct udl_fbdev *ufbdev = info->par;
- sys_imageblit(info, image);
+ drm_fb_helper_sys_imageblit(info, image);
udl_handle_damage(&ufbdev->ufb, image->dx, image->dy, image->width,
image->height);
container_of(helper, struct udl_fbdev, helper);
struct drm_device *dev = ufbdev->helper.dev;
struct fb_info *info;
- struct device *device = dev->dev;
struct drm_framebuffer *fb;
struct drm_mode_fb_cmd2 mode_cmd;
struct udl_gem_object *obj;
goto out_gfree;
}
- info = framebuffer_alloc(0, device);
- if (!info) {
- ret = -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
goto out_gfree;
}
info->par = ufbdev;
ret = udl_framebuffer_init(dev, &ufbdev->ufb, &mode_cmd, obj);
if (ret)
- goto out_gfree;
+ goto out_destroy_fbi;
fb = &ufbdev->ufb.base;
ufbdev->helper.fb = fb;
- ufbdev->helper.fbdev = info;
strcpy(info->fix.id, "udldrmfb");
drm_fb_helper_fill_fix(info, fb->pitches[0], fb->depth);
drm_fb_helper_fill_var(info, &ufbdev->helper, sizes->fb_width, sizes->fb_height);
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto out_gfree;
- }
-
-
DRM_DEBUG_KMS("allocated %dx%d vmal %p\n",
fb->width, fb->height,
ufbdev->ufb.obj->vmapping);
return ret;
+out_destroy_fbi:
+ drm_fb_helper_release_fbi(helper);
out_gfree:
drm_gem_object_unreference(&ufbdev->ufb.obj->base);
out:
static void udl_fbdev_destroy(struct drm_device *dev,
struct udl_fbdev *ufbdev)
{
- struct fb_info *info;
- if (ufbdev->helper.fbdev) {
- info = ufbdev->helper.fbdev;
- unregister_framebuffer(info);
- if (info->cmap.len)
- fb_dealloc_cmap(&info->cmap);
- framebuffer_release(info);
- }
+ drm_fb_helper_unregister_fbi(&ufbdev->helper);
+ drm_fb_helper_release_fbi(&ufbdev->helper);
drm_fb_helper_fini(&ufbdev->helper);
drm_framebuffer_unregister_private(&ufbdev->ufb.base);
drm_framebuffer_cleanup(&ufbdev->ufb.base);
return;
ufbdev = udl->fbdev;
- if (ufbdev->helper.fbdev) {
- struct fb_info *info;
- info = ufbdev->helper.fbdev;
- unlink_framebuffer(info);
- }
+ drm_fb_helper_unlink_fbi(&ufbdev->helper);
}
struct drm_framebuffer *
const struct fb_fillrect *rect)
{
struct virtio_gpu_fbdev *vfbdev = info->par;
- sys_fillrect(info, rect);
+ drm_fb_helper_sys_fillrect(info, rect);
virtio_gpu_dirty_update(&vfbdev->vgfb, true, rect->dx, rect->dy,
rect->width, rect->height);
schedule_delayed_work(&vfbdev->work, VIRTIO_GPU_FBCON_POLL_PERIOD);
const struct fb_copyarea *area)
{
struct virtio_gpu_fbdev *vfbdev = info->par;
- sys_copyarea(info, area);
+ drm_fb_helper_sys_copyarea(info, area);
virtio_gpu_dirty_update(&vfbdev->vgfb, true, area->dx, area->dy,
area->width, area->height);
schedule_delayed_work(&vfbdev->work, VIRTIO_GPU_FBCON_POLL_PERIOD);
const struct fb_image *image)
{
struct virtio_gpu_fbdev *vfbdev = info->par;
- sys_imageblit(info, image);
+ drm_fb_helper_sys_imageblit(info, image);
virtio_gpu_dirty_update(&vfbdev->vgfb, true, image->dx, image->dy,
image->width, image->height);
schedule_delayed_work(&vfbdev->work, VIRTIO_GPU_FBCON_POLL_PERIOD);
struct drm_framebuffer *fb;
struct drm_mode_fb_cmd2 mode_cmd = {};
struct virtio_gpu_object *obj;
- struct device *device = vgdev->dev;
uint32_t resid, format, size;
int ret;
if (ret)
goto err_obj_attach;
- info = framebuffer_alloc(0, device);
- if (!info) {
- ret = -ENOMEM;
+ info = drm_fb_helper_alloc_fbi(helper);
+ if (IS_ERR(info)) {
+ ret = PTR_ERR(info);
goto err_fb_alloc;
}
- ret = fb_alloc_cmap(&info->cmap, 256, 0);
- if (ret) {
- ret = -ENOMEM;
- goto err_fb_alloc_cmap;
- }
-
info->par = helper;
ret = virtio_gpu_framebuffer_init(dev, &vfbdev->vgfb,
fb = &vfbdev->vgfb.base;
vfbdev->helper.fb = fb;
- vfbdev->helper.fbdev = info;
strcpy(info->fix.id, "virtiodrmfb");
info->flags = FBINFO_DEFAULT;
return 0;
err_fb_init:
- fb_dealloc_cmap(&info->cmap);
-err_fb_alloc_cmap:
- framebuffer_release(info);
+ drm_fb_helper_release_fbi(helper);
err_fb_alloc:
virtio_gpu_cmd_resource_inval_backing(vgdev, resid);
err_obj_attach:
static int virtio_gpu_fbdev_destroy(struct drm_device *dev,
struct virtio_gpu_fbdev *vgfbdev)
{
- struct fb_info *info;
struct virtio_gpu_framebuffer *vgfb = &vgfbdev->vgfb;
- if (vgfbdev->helper.fbdev) {
- info = vgfbdev->helper.fbdev;
+ drm_fb_helper_unregister_fbi(&vgfbdev->helper);
+ drm_fb_helper_release_fbi(&vgfbdev->helper);
- unregister_framebuffer(info);
- framebuffer_release(info);
- }
if (vgfb->obj)
vgfb->obj = NULL;
drm_fb_helper_fini(&vgfbdev->helper);
if (dev_priv->has_mob) {
uctx->man = vmw_cmdbuf_res_man_create(dev_priv);
- if (unlikely(IS_ERR(uctx->man))) {
+ if (IS_ERR(uctx->man)) {
ret = PTR_ERR(uctx->man);
uctx->man = NULL;
goto out_err;
return -EINVAL;
vmaster = vmw_master_check(dev, file_priv, flags);
- if (unlikely(IS_ERR(vmaster))) {
+ if (IS_ERR(vmaster)) {
ret = PTR_ERR(vmaster);
if (ret != -ERESTARTSYS)
}
}
-void vmw_du_connector_dpms(struct drm_connector *connector, int mode)
+int vmw_du_connector_dpms(struct drm_connector *connector, int mode)
{
+ return 0;
}
void vmw_du_connector_save(struct drm_connector *connector)
int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
uint32_t handle, uint32_t width, uint32_t height);
int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y);
-void vmw_du_connector_dpms(struct drm_connector *connector, int mode);
+int vmw_du_connector_dpms(struct drm_connector *connector, int mode);
void vmw_du_connector_save(struct drm_connector *connector);
void vmw_du_connector_restore(struct drm_connector *connector);
enum drm_connector_status
* Licensed under GPLv2
*
* vga_switcheroo.c - Support for laptop with dual GPU using one set of outputs
-
- Switcher interface - methods require for ATPX and DCM
- - switchto - this throws the output MUX switch
- - discrete_set_power - sets the power state for the discrete card
-
- GPU driver interface
- - set_gpu_state - this should do the equiv of s/r for the card
- - this should *not* set the discrete power state
- - switch_check - check if the device is in a position to switch now
+ *
+ * Switcher interface - methods require for ATPX and DCM
+ * - switchto - this throws the output MUX switch
+ * - discrete_set_power - sets the power state for the discrete card
+ *
+ * GPU driver interface
+ * - set_gpu_state - this should do the equiv of s/r for the card
+ * - this should *not* set the discrete power state
+ * - switch_check - check if the device is in a position to switch now
*/
+#define pr_fmt(fmt) "vga_switcheroo: " fmt
+
#include <linux/module.h>
#include <linux/seq_file.h>
#include <linux/uaccess.h>
vgasr_priv.handler = handler;
if (vga_switcheroo_ready()) {
- printk(KERN_INFO "vga_switcheroo: enabled\n");
+ pr_info("enabled\n");
vga_switcheroo_enable();
}
mutex_unlock(&vgasr_mutex);
mutex_lock(&vgasr_mutex);
vgasr_priv.handler = NULL;
if (vgasr_priv.active) {
- pr_info("vga_switcheroo: disabled\n");
+ pr_info("disabled\n");
vga_switcheroo_debugfs_fini(&vgasr_priv);
vgasr_priv.active = false;
}
vgasr_priv.registered_clients++;
if (vga_switcheroo_ready()) {
- printk(KERN_INFO "vga_switcheroo: enabled\n");
+ pr_info("enabled\n");
vga_switcheroo_enable();
}
mutex_unlock(&vgasr_mutex);
bool driver_power_control)
{
return register_client(pdev, ops, -1,
- pdev == vga_default_device(), driver_power_control);
+ pdev == vga_default_device(),
+ driver_power_control);
}
EXPORT_SYMBOL(vga_switcheroo_register_client);
find_client_from_pci(struct list_head *head, struct pci_dev *pdev)
{
struct vga_switcheroo_client *client;
+
list_for_each_entry(client, head, list)
if (client->pdev == pdev)
return client;
find_client_from_id(struct list_head *head, int client_id)
{
struct vga_switcheroo_client *client;
+
list_for_each_entry(client, head, list)
if (client->id == client_id)
return client;
find_active_client(struct list_head *head)
{
struct vga_switcheroo_client *client;
+
list_for_each_entry(client, head, list)
if (client->active && client_is_vga(client))
return client;
kfree(client);
}
if (vgasr_priv.active && vgasr_priv.registered_clients < 2) {
- printk(KERN_INFO "vga_switcheroo: disabled\n");
+ pr_info("disabled\n");
vga_switcheroo_debugfs_fini(&vgasr_priv);
vgasr_priv.active = false;
}
{
struct vga_switcheroo_client *client;
int i = 0;
+
mutex_lock(&vgasr_mutex);
list_for_each_entry(client, &vgasr_priv.clients, list) {
seq_printf(m, "%d:%s%s:%c:%s%s:%s\n", i,
- client_id(client) == VGA_SWITCHEROO_DIS ? "DIS" : "IGD",
+ client_id(client) == VGA_SWITCHEROO_DIS ? "DIS" :
+ "IGD",
client_is_vga(client) ? "" : "-Audio",
client->active ? '+' : ' ',
client->driver_power_control ? "Dyn" : "",
if (new_client->fb_info) {
struct fb_event event;
+
console_lock();
event.info = new_client->fb_info;
fb_notifier_call_chain(FB_EVENT_REMAP_ALL_CONSOLE, &event);
list_for_each_entry(client, &vgasr_priv.clients, list) {
if (!client->ops->can_switch(client->pdev)) {
- printk(KERN_ERR "vga_switcheroo: client %x refused switch\n", client->id);
+ pr_err("client %x refused switch\n", client->id);
return false;
}
}
if (can_switch) {
ret = vga_switchto_stage1(client);
if (ret)
- printk(KERN_ERR "vga_switcheroo: switching failed stage 1 %d\n", ret);
+ pr_err("switching failed stage 1 %d\n", ret);
ret = vga_switchto_stage2(client);
if (ret)
- printk(KERN_ERR "vga_switcheroo: switching failed stage 2 %d\n", ret);
+ pr_err("switching failed stage 2 %d\n", ret);
} else {
- printk(KERN_INFO "vga_switcheroo: setting delayed switch to client %d\n", client->id);
+ pr_info("setting delayed switch to client %d\n", client->id);
vgasr_priv.delayed_switch_active = true;
vgasr_priv.delayed_client_id = client_id;
ret = vga_switchto_stage1(client);
if (ret)
- printk(KERN_ERR "vga_switcheroo: delayed switching stage 1 failed %d\n", ret);
+ pr_err("delayed switching stage 1 failed %d\n", ret);
}
out:
static void vga_switcheroo_debugfs_fini(struct vgasr_priv *priv)
{
- if (priv->switch_file) {
- debugfs_remove(priv->switch_file);
- priv->switch_file = NULL;
- }
- if (priv->debugfs_root) {
- debugfs_remove(priv->debugfs_root);
- priv->debugfs_root = NULL;
- }
+ debugfs_remove(priv->switch_file);
+ priv->switch_file = NULL;
+
+ debugfs_remove(priv->debugfs_root);
+ priv->debugfs_root = NULL;
}
static int vga_switcheroo_debugfs_init(struct vgasr_priv *priv)
{
+ static const char mp[] = "/sys/kernel/debug";
+
/* already initialised */
if (priv->debugfs_root)
return 0;
priv->debugfs_root = debugfs_create_dir("vgaswitcheroo", NULL);
if (!priv->debugfs_root) {
- printk(KERN_ERR "vga_switcheroo: Cannot create /sys/kernel/debug/vgaswitcheroo\n");
+ pr_err("Cannot create %s/vgaswitcheroo\n", mp);
goto fail;
}
priv->switch_file = debugfs_create_file("switch", 0644,
- priv->debugfs_root, NULL, &vga_switcheroo_debugfs_fops);
+ priv->debugfs_root, NULL,
+ &vga_switcheroo_debugfs_fops);
if (!priv->switch_file) {
- printk(KERN_ERR "vga_switcheroo: cannot create /sys/kernel/debug/vgaswitcheroo/switch\n");
+ pr_err("cannot create %s/vgaswitcheroo/switch\n", mp);
goto fail;
}
return 0;
if (!vgasr_priv.delayed_switch_active)
goto err;
- printk(KERN_INFO "vga_switcheroo: processing delayed switch to %d\n", vgasr_priv.delayed_client_id);
+ pr_info("processing delayed switch to %d\n",
+ vgasr_priv.delayed_client_id);
client = find_client_from_id(&vgasr_priv.clients,
vgasr_priv.delayed_client_id);
ret = vga_switchto_stage2(client);
if (ret)
- printk(KERN_ERR "vga_switcheroo: delayed switching failed stage 2 %d\n", ret);
+ pr_err("delayed switching failed stage 2 %d\n", ret);
vgasr_priv.delayed_switch_active = false;
err = 0;
}
EXPORT_SYMBOL(vga_switcheroo_process_delayed_switch);
-static void vga_switcheroo_power_switch(struct pci_dev *pdev, enum vga_switcheroo_state state)
+static void vga_switcheroo_power_switch(struct pci_dev *pdev,
+ enum vga_switcheroo_state state)
{
struct vga_switcheroo_client *client;
/* force a PCI device to a certain state - mainly to turn off audio clients */
-void vga_switcheroo_set_dynamic_switch(struct pci_dev *pdev, enum vga_switcheroo_state dynamic)
+void vga_switcheroo_set_dynamic_switch(struct pci_dev *pdev,
+ enum vga_switcheroo_state dynamic)
{
struct vga_switcheroo_client *client;
/* this version is for the case where the power switch is separate
to the device being powered down. */
-int vga_switcheroo_init_domain_pm_ops(struct device *dev, struct dev_pm_domain *domain)
+int vga_switcheroo_init_domain_pm_ops(struct device *dev,
+ struct dev_pm_domain *domain)
{
/* copy over all the bus versions */
if (dev->bus && dev->bus->pm) {
/* we need to check if we have to switch back on the video
device so the audio device can come back */
list_for_each_entry(client, &vgasr_priv.clients, list) {
- if (PCI_SLOT(client->pdev->devfn) == PCI_SLOT(pdev->devfn) && client_is_vga(client)) {
+ if (PCI_SLOT(client->pdev->devfn) == PCI_SLOT(pdev->devfn) &&
+ client_is_vga(client)) {
found = client;
ret = pm_runtime_get_sync(&client->pdev->dev);
if (ret) {
return ret;
}
-int vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev, struct dev_pm_domain *domain)
+int
+vga_switcheroo_init_domain_pm_optimus_hdmi_audio(struct device *dev,
+ struct dev_pm_domain *domain)
{
/* copy over all the bus versions */
if (dev->bus && dev->bus->pm) {
domain->ops = *dev->bus->pm;
- domain->ops.runtime_resume = vga_switcheroo_runtime_resume_hdmi_audio;
+ domain->ops.runtime_resume =
+ vga_switcheroo_runtime_resume_hdmi_audio;
dev->pm_domain = domain;
return 0;
*
*/
+#define pr_fmt(fmt) "vgaarb: " fmt
+
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/pci.h>
{
return vga_default;
}
-
EXPORT_SYMBOL_GPL(vga_default_device);
void vga_set_default_device(struct pci_dev *pdev)
pci_set_vga_state(vgadev->pdev, true, pci_bits, flags);
- if (!vgadev->bridge_has_one_vga) {
+ if (!vgadev->bridge_has_one_vga)
vga_irq_set_state(vgadev, true);
- }
+
vgadev->owns |= wants;
lock_them:
vgadev->locks |= (rsrc & VGA_RSRC_LEGACY_MASK);
}
EXPORT_SYMBOL(vga_put);
-/* Rules for using a bridge to control a VGA descendant decoding:
- if a bridge has only one VGA descendant then it can be used
- to control the VGA routing for that device.
- It should always use the bridge closest to the device to control it.
- If a bridge has a direct VGA descendant, but also have a sub-bridge
- VGA descendant then we cannot use that bridge to control the direct VGA descendant.
- So for every device we register, we need to iterate all its parent bridges
- so we can invalidate any devices using them properly.
-*/
+/*
+ * Rules for using a bridge to control a VGA descendant decoding: if a bridge
+ * has only one VGA descendant then it can be used to control the VGA routing
+ * for that device. It should always use the bridge closest to the device to
+ * control it. If a bridge has a direct VGA descendant, but also have a sub-
+ * bridge VGA descendant then we cannot use that bridge to control the direct
+ * VGA descendant. So for every device we register, we need to iterate all
+ * its parent bridges so we can invalidate any devices using them properly.
+ */
static void vga_arbiter_check_bridge_sharing(struct vga_device *vgadev)
{
struct vga_device *same_bridge_vgadev;
/* see if the share a bridge with this device */
if (new_bridge == bridge) {
- /* if their direct parent bridge is the same
- as any bridge of this device then it can't be used
- for that device */
+ /*
+ * If their direct parent bridge is the same
+ * as any bridge of this device then it can't
+ * be used for that device.
+ */
same_bridge_vgadev->bridge_has_one_vga = false;
}
- /* now iterate the previous devices bridge hierarchy */
- /* if the new devices parent bridge is in the other devices
- hierarchy then we can't use it to control this device */
+ /*
+ * Now iterate the previous devices bridge hierarchy.
+ * If the new devices parent bridge is in the other
+ * devices hierarchy then we can't use it to control
+ * this device
+ */
while (bus) {
bridge = bus->self;
- if (bridge) {
- if (bridge == vgadev->pdev->bus->self)
- vgadev->bridge_has_one_vga = false;
- }
+
+ if (bridge && bridge == vgadev->pdev->bus->self)
+ vgadev->bridge_has_one_vga = false;
+
bus = bus->parent;
}
}
/* Allocate structure */
vgadev = kmalloc(sizeof(struct vga_device), GFP_KERNEL);
if (vgadev == NULL) {
- pr_err("vgaarb: failed to allocate pci device\n");
- /* What to do on allocation failure ? For now, let's
- * just do nothing, I'm not sure there is anything saner
- * to be done
+ pr_err("failed to allocate pci device\n");
+ /*
+ * What to do on allocation failure ? For now, let's just do
+ * nothing, I'm not sure there is anything saner to be done.
*/
return false;
}
bridge = bus->self;
if (bridge) {
u16 l;
- pci_read_config_word(bridge, PCI_BRIDGE_CONTROL,
- &l);
+
+ pci_read_config_word(bridge, PCI_BRIDGE_CONTROL, &l);
if (!(l & PCI_BRIDGE_CTL_VGA)) {
vgadev->owns = 0;
break;
*/
if (vga_default == NULL &&
((vgadev->owns & VGA_RSRC_LEGACY_MASK) == VGA_RSRC_LEGACY_MASK)) {
- pr_info("vgaarb: setting as boot device: PCI:%s\n",
- pci_name(pdev));
+ pr_info("setting as boot device: PCI:%s\n", pci_name(pdev));
vga_set_default_device(pdev);
}
/* Add to the list */
list_add(&vgadev->list, &vga_list);
vga_count++;
- pr_info("vgaarb: device added: PCI:%s,decodes=%s,owns=%s,locks=%s\n",
+ pr_info("device added: PCI:%s,decodes=%s,owns=%s,locks=%s\n",
pci_name(pdev),
vga_iostate_to_str(vgadev->decodes),
vga_iostate_to_str(vgadev->owns),
decodes_unlocked = vgadev->locks & decodes_removed;
vgadev->decodes = new_decodes;
- pr_info("vgaarb: device changed decodes: PCI:%s,olddecodes=%s,decodes=%s:owns=%s\n",
+ pr_info("device changed decodes: PCI:%s,olddecodes=%s,decodes=%s:owns=%s\n",
pci_name(vgadev->pdev),
vga_iostate_to_str(old_decodes),
vga_iostate_to_str(vgadev->decodes),
if (!(old_decodes & VGA_RSRC_LEGACY_MASK) &&
new_decodes & VGA_RSRC_LEGACY_MASK)
vga_decode_count++;
- pr_debug("vgaarb: decoding count now is: %d\n", vga_decode_count);
+ pr_debug("decoding count now is: %d\n", vga_decode_count);
}
-static void __vga_set_legacy_decoding(struct pci_dev *pdev, unsigned int decodes, bool userspace)
+static void __vga_set_legacy_decoding(struct pci_dev *pdev,
+ unsigned int decodes,
+ bool userspace)
{
struct vga_device *vgadev;
unsigned long flags;
/* call with NULL to unregister */
int vga_client_register(struct pci_dev *pdev, void *cookie,
void (*irq_set_state)(void *cookie, bool state),
- unsigned int (*set_vga_decode)(void *cookie, bool decode))
+ unsigned int (*set_vga_decode)(void *cookie,
+ bool decode))
{
int ret = -ENODEV;
struct vga_device *vgadev;
return 1;
}
-static ssize_t vga_arb_read(struct file *file, char __user * buf,
+static ssize_t vga_arb_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos)
{
struct vga_arb_private *priv = file->private_data;
* TODO: To avoid parsing inside kernel and to improve the speed we may
* consider use ioctl here
*/
-static ssize_t vga_arb_write(struct file *file, const char __user * buf,
+static ssize_t vga_arb_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
{
struct vga_arb_private *priv = file->private_data;
ret_val = -EPROTO;
goto done;
}
- pr_debug("vgaarb: %s ==> %x:%x:%x.%x\n", curr_pos,
+ pr_debug("%s ==> %x:%x:%x.%x\n", curr_pos,
domain, bus, PCI_SLOT(devfn), PCI_FUNC(devfn));
pdev = pci_get_domain_bus_and_slot(domain, bus, devfn);
- pr_debug("vgaarb: pdev %p\n", pdev);
+ pr_debug("pdev %p\n", pdev);
if (!pdev) {
- pr_err("vgaarb: invalid PCI address %x:%x:%x\n",
+ pr_err("invalid PCI address %x:%x:%x\n",
domain, bus, devfn);
ret_val = -ENODEV;
goto done;
}
vgadev = vgadev_find(pdev);
- pr_debug("vgaarb: vgadev %p\n", vgadev);
+ pr_debug("vgadev %p\n", vgadev);
if (vgadev == NULL) {
- pr_err("vgaarb: this pci device is not a vga device\n");
- pci_dev_put(pdev);
+ if (pdev) {
+ pr_err("this pci device is not a vga device\n");
+ pci_dev_put(pdev);
+ }
+
ret_val = -ENODEV;
goto done;
}
}
}
if (i == MAX_USER_CARDS) {
- pr_err("vgaarb: maximum user cards (%d) number reached!\n",
+ pr_err("maximum user cards (%d) number reached!\n",
MAX_USER_CARDS);
pci_dev_put(pdev);
/* XXX: which value to return? */
} else if (strncmp(curr_pos, "decodes ", 8) == 0) {
curr_pos += 8;
remaining -= 8;
- pr_debug("vgaarb: client 0x%p called 'decodes'\n", priv);
+ pr_debug("client 0x%p called 'decodes'\n", priv);
if (!vga_str_to_iostate(curr_pos, remaining, &io_state)) {
ret_val = -EPROTO;
return ret_val;
}
-static unsigned int vga_arb_fpoll(struct file *file, poll_table * wait)
+static unsigned int vga_arb_fpoll(struct file *file, poll_table *wait)
{
struct vga_arb_private *priv = file->private_data;
else
new_state = true;
if (vgadev->set_vga_decode) {
- new_decodes = vgadev->set_vga_decode(vgadev->cookie, new_state);
+ new_decodes = vgadev->set_vga_decode(vgadev->cookie,
+ new_state);
vga_update_device_decodes(vgadev, new_decodes);
}
}
rc = misc_register(&vga_arb_device);
if (rc < 0)
- pr_err("vgaarb: error %d registering device\n", rc);
+ pr_err("error %d registering device\n", rc);
bus_register_notifier(&pci_bus_type, &pci_notifier);
PCI_ANY_ID, pdev)) != NULL)
vga_arbiter_add_pci_device(pdev);
- pr_info("vgaarb: loaded\n");
+ pr_info("loaded\n");
list_for_each_entry(vgadev, &vga_list, list) {
#if defined(CONFIG_X86) || defined(CONFIG_IA64)
- /* Override I/O based detection done by vga_arbiter_add_pci_device()
- * as it may take the wrong device (e.g. on Apple system under EFI).
+ /*
+ * Override vga_arbiter_add_pci_device()'s I/O based detection
+ * as it may take the wrong device (e.g. on Apple system under
+ * EFI).
*
- * Select the device owning the boot framebuffer if there is one.
+ * Select the device owning the boot framebuffer if there is
+ * one.
*/
- resource_size_t start, end;
+ resource_size_t start, end, limit;
+ unsigned long flags;
int i;
+ limit = screen_info.lfb_base + screen_info.lfb_size;
+
/* Does firmware framebuffer belong to us? */
for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) {
- if (!(pci_resource_flags(vgadev->pdev, i) & IORESOURCE_MEM))
+ flags = pci_resource_flags(vgadev->pdev, i);
+
+ if ((flags & IORESOURCE_MEM) == 0)
continue;
start = pci_resource_start(vgadev->pdev, i);
if (!start || !end)
continue;
- if (screen_info.lfb_base < start ||
- (screen_info.lfb_base + screen_info.lfb_size) >= end)
+ if (screen_info.lfb_base < start || limit >= end)
continue;
+
if (!vga_default_device())
- pr_info("vgaarb: setting as boot device: PCI:%s\n",
+ pr_info("setting as boot device: PCI:%s\n",
pci_name(vgadev->pdev));
else if (vgadev->pdev != vga_default_device())
- pr_info("vgaarb: overriding boot device: PCI:%s\n",
+ pr_info("overriding boot device: PCI:%s\n",
pci_name(vgadev->pdev));
vga_set_default_device(vgadev->pdev);
}
#endif
if (vgadev->bridge_has_one_vga)
- pr_info("vgaarb: bridge control possible %s\n", pci_name(vgadev->pdev));
+ pr_info("bridge control possible %s\n",
+ pci_name(vgadev->pdev));
else
- pr_info("vgaarb: no bridge control possible %s\n", pci_name(vgadev->pdev));
+ pr_info("no bridge control possible %s\n",
+ pci_name(vgadev->pdev));
}
return rc;
}
source "drivers/gpu/host1x/Kconfig"
source "drivers/gpu/ipu-v3/Kconfig"
-menu "Direct Rendering Manager"
source "drivers/gpu/drm/Kconfig"
-endmenu
menu "Frame buffer Devices"
source "drivers/video/fbdev/Kconfig"
struct drm_pending_vblank_event {
struct drm_pending_event base;
- int pipe;
+ unsigned int pipe;
struct drm_event_vblank event;
};
/* for wraparound handling */
u32 last_wait; /* Last vblank seqno waited per CRTC */
unsigned int inmodeset; /* Display driver is setting mode */
- int crtc; /* crtc index */
+ unsigned int pipe; /* crtc index */
bool enabled; /* so we don't call enable more than
once per disable */
};
extern int drm_irq_install(struct drm_device *dev, int irq);
extern int drm_irq_uninstall(struct drm_device *dev);
-extern int drm_vblank_init(struct drm_device *dev, int num_crtcs);
+extern int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs);
extern int drm_wait_vblank(struct drm_device *dev, void *data,
struct drm_file *filp);
-extern u32 drm_vblank_count(struct drm_device *dev, int crtc);
+extern u32 drm_vblank_count(struct drm_device *dev, int pipe);
extern u32 drm_crtc_vblank_count(struct drm_crtc *crtc);
-extern u32 drm_vblank_count_and_time(struct drm_device *dev, int crtc,
+extern u32 drm_vblank_count_and_time(struct drm_device *dev, unsigned int pipe,
struct timeval *vblanktime);
-extern void drm_send_vblank_event(struct drm_device *dev, int crtc,
- struct drm_pending_vblank_event *e);
+extern void drm_send_vblank_event(struct drm_device *dev, unsigned int pipe,
+ struct drm_pending_vblank_event *e);
extern void drm_crtc_send_vblank_event(struct drm_crtc *crtc,
struct drm_pending_vblank_event *e);
-extern bool drm_handle_vblank(struct drm_device *dev, int crtc);
+extern bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe);
extern bool drm_crtc_handle_vblank(struct drm_crtc *crtc);
-extern int drm_vblank_get(struct drm_device *dev, int crtc);
-extern void drm_vblank_put(struct drm_device *dev, int crtc);
+extern int drm_vblank_get(struct drm_device *dev, unsigned int pipe);
+extern void drm_vblank_put(struct drm_device *dev, unsigned int pipe);
extern int drm_crtc_vblank_get(struct drm_crtc *crtc);
extern void drm_crtc_vblank_put(struct drm_crtc *crtc);
-extern void drm_wait_one_vblank(struct drm_device *dev, int crtc);
+extern void drm_wait_one_vblank(struct drm_device *dev, unsigned int pipe);
extern void drm_crtc_wait_one_vblank(struct drm_crtc *crtc);
-extern void drm_vblank_off(struct drm_device *dev, int crtc);
-extern void drm_vblank_on(struct drm_device *dev, int crtc);
+extern void drm_vblank_off(struct drm_device *dev, unsigned int pipe);
+extern void drm_vblank_on(struct drm_device *dev, unsigned int pipe);
extern void drm_crtc_vblank_off(struct drm_crtc *crtc);
extern void drm_crtc_vblank_reset(struct drm_crtc *crtc);
extern void drm_crtc_vblank_on(struct drm_crtc *crtc);
extern void drm_vblank_cleanup(struct drm_device *dev);
extern int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev,
- int crtc, int *max_error,
+ unsigned int pipe, int *max_error,
struct timeval *vblank_time,
unsigned flags,
const struct drm_crtc *refcrtc,
}
/* Modesetting support */
-extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc);
-extern void drm_vblank_post_modeset(struct drm_device *dev, int crtc);
+extern void drm_vblank_pre_modeset(struct drm_device *dev, unsigned int pipe);
+extern void drm_vblank_post_modeset(struct drm_device *dev, unsigned int pipe);
/* Stub support (drm_stub.h) */
extern struct drm_master *drm_master_get(struct drm_master *master);
static inline bool
drm_atomic_crtc_needs_modeset(struct drm_crtc_state *state)
{
- return state->mode_changed || state->active_changed;
+ return state->mode_changed || state->active_changed ||
+ state->connectors_changed;
}
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event,
uint32_t flags);
-void drm_atomic_helper_connector_dpms(struct drm_connector *connector,
- int mode);
+int drm_atomic_helper_connector_dpms(struct drm_connector *connector,
+ int mode);
/* default implementations for state handling */
void drm_atomic_helper_crtc_reset(struct drm_crtc *crtc);
* @crtc: backpointer to the CRTC
* @enable: whether the CRTC should be enabled, gates all other state
* @active: whether the CRTC is actively displaying (used for DPMS)
- * @mode_changed: for use by helpers and drivers when computing state updates
- * @active_changed: for use by helpers and drivers when computing state updates
+ * @planes_changed: planes on this crtc are updated
+ * @mode_changed: crtc_state->mode or crtc_state->enable has been changed
+ * @active_changed: crtc_state->active has been toggled.
+ * @connectors_changed: connectors to this crtc have been updated
* @plane_mask: bitmask of (1 << drm_plane_index(plane)) of attached planes
* @last_vblank_count: for helpers and drivers to capture the vblank of the
* update to ensure framebuffer cleanup isn't done too early
- * @planes_changed: for use by helpers and drivers when computing state updates
* @adjusted_mode: for use by helpers and drivers to compute adjusted mode timings
* @mode: current mode timings
* @event: optional pointer to a DRM event to signal upon completion of the
bool planes_changed : 1;
bool mode_changed : 1;
bool active_changed : 1;
+ bool connectors_changed : 1;
/* attached planes bitmask:
* WARNING: transitional helpers do not maintain plane_mask so
* etc.
*/
struct drm_connector_funcs {
- void (*dpms)(struct drm_connector *connector, int mode);
+ int (*dpms)(struct drm_connector *connector, int mode);
void (*save)(struct drm_connector *connector);
void (*restore)(struct drm_connector *connector);
void (*reset)(struct drm_connector *connector);
uint32_t possible_crtcs;
uint32_t *format_types;
- uint32_t format_count;
+ unsigned int format_count;
bool format_default;
struct drm_crtc *crtc;
unsigned long possible_crtcs,
const struct drm_plane_funcs *funcs,
const uint32_t *formats,
- uint32_t format_count,
+ unsigned int format_count,
enum drm_plane_type type);
extern int drm_plane_init(struct drm_device *dev,
struct drm_plane *plane,
unsigned long possible_crtcs,
const struct drm_plane_funcs *funcs,
- const uint32_t *formats, uint32_t format_count,
+ const uint32_t *formats, unsigned int format_count,
bool is_primary);
extern void drm_plane_cleanup(struct drm_plane *plane);
extern unsigned int drm_plane_index(struct drm_plane *plane);
/* atomic helpers */
int (*atomic_check)(struct drm_crtc *crtc,
struct drm_crtc_state *state);
- void (*atomic_begin)(struct drm_crtc *crtc);
- void (*atomic_flush)(struct drm_crtc *crtc);
+ void (*atomic_begin)(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state);
+ void (*atomic_flush)(struct drm_crtc *crtc,
+ struct drm_crtc_state *old_crtc_state);
};
/**
extern bool drm_helper_crtc_in_use(struct drm_crtc *crtc);
extern bool drm_helper_encoder_in_use(struct drm_encoder *encoder);
-extern void drm_helper_connector_dpms(struct drm_connector *connector, int mode);
+extern int drm_helper_connector_dpms(struct drm_connector *connector, int mode);
extern void drm_helper_move_panel_connectors_to_head(struct drm_device *);
#define DP_TEST_SINK_MISC 0x246
# define DP_TEST_CRC_SUPPORTED (1 << 5)
-# define DP_TEST_COUNT_MASK 0x7
+# define DP_TEST_COUNT_MASK 0xf
#define DP_TEST_RESPONSE 0x260
# define DP_TEST_ACK (1 << 0)
bool delayed_hotplug;
};
+#ifdef CONFIG_DRM_FBDEV_EMULATION
void drm_fb_helper_prepare(struct drm_device *dev, struct drm_fb_helper *helper,
const struct drm_fb_helper_funcs *funcs);
int drm_fb_helper_init(struct drm_device *dev,
struct fb_info *info);
bool drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper);
+
+struct fb_info *drm_fb_helper_alloc_fbi(struct drm_fb_helper *fb_helper);
+void drm_fb_helper_unregister_fbi(struct drm_fb_helper *fb_helper);
+void drm_fb_helper_release_fbi(struct drm_fb_helper *fb_helper);
void drm_fb_helper_fill_var(struct fb_info *info, struct drm_fb_helper *fb_helper,
uint32_t fb_width, uint32_t fb_height);
void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch,
uint32_t depth);
+void drm_fb_helper_unlink_fbi(struct drm_fb_helper *fb_helper);
+
+ssize_t drm_fb_helper_sys_read(struct fb_info *info, char __user *buf,
+ size_t count, loff_t *ppos);
+ssize_t drm_fb_helper_sys_write(struct fb_info *info, const char __user *buf,
+ size_t count, loff_t *ppos);
+
+void drm_fb_helper_sys_fillrect(struct fb_info *info,
+ const struct fb_fillrect *rect);
+void drm_fb_helper_sys_copyarea(struct fb_info *info,
+ const struct fb_copyarea *area);
+void drm_fb_helper_sys_imageblit(struct fb_info *info,
+ const struct fb_image *image);
+
+void drm_fb_helper_cfb_fillrect(struct fb_info *info,
+ const struct fb_fillrect *rect);
+void drm_fb_helper_cfb_copyarea(struct fb_info *info,
+ const struct fb_copyarea *area);
+void drm_fb_helper_cfb_imageblit(struct fb_info *info,
+ const struct fb_image *image);
+
+void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, int state);
+
int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info);
int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper);
int drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, struct drm_connector *connector);
int drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper,
struct drm_connector *connector);
+#else
+static inline void drm_fb_helper_prepare(struct drm_device *dev,
+ struct drm_fb_helper *helper,
+ const struct drm_fb_helper_funcs *funcs)
+{
+}
+
+static inline int drm_fb_helper_init(struct drm_device *dev,
+ struct drm_fb_helper *helper, int crtc_count,
+ int max_conn)
+{
+ return 0;
+}
+
+static inline void drm_fb_helper_fini(struct drm_fb_helper *helper)
+{
+}
+
+static inline int drm_fb_helper_blank(int blank, struct fb_info *info)
+{
+ return 0;
+}
+
+static inline int drm_fb_helper_pan_display(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ return 0;
+}
+
+static inline int drm_fb_helper_set_par(struct fb_info *info)
+{
+ return 0;
+}
+
+static inline int drm_fb_helper_check_var(struct fb_var_screeninfo *var,
+ struct fb_info *info)
+{
+ return 0;
+}
+
+static inline bool
+drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper)
+{
+ return true;
+}
+
+static inline struct fb_info *
+drm_fb_helper_alloc_fbi(struct drm_fb_helper *fb_helper)
+{
+ return NULL;
+}
+
+static inline void drm_fb_helper_unregister_fbi(struct drm_fb_helper *fb_helper)
+{
+}
+static inline void drm_fb_helper_release_fbi(struct drm_fb_helper *fb_helper)
+{
+}
+
+static inline void drm_fb_helper_fill_var(struct fb_info *info,
+ struct drm_fb_helper *fb_helper,
+ uint32_t fb_width, uint32_t fb_height)
+{
+}
+
+static inline void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch,
+ uint32_t depth)
+{
+}
+
+static inline int drm_fb_helper_setcmap(struct fb_cmap *cmap,
+ struct fb_info *info)
+{
+ return 0;
+}
+
+static inline void drm_fb_helper_unlink_fbi(struct drm_fb_helper *fb_helper)
+{
+}
+
+static inline ssize_t drm_fb_helper_sys_read(struct fb_info *info,
+ char __user *buf, size_t count,
+ loff_t *ppos)
+{
+ return -ENODEV;
+}
+
+static inline ssize_t drm_fb_helper_sys_write(struct fb_info *info,
+ const char __user *buf,
+ size_t count, loff_t *ppos)
+{
+ return -ENODEV;
+}
+
+static inline void drm_fb_helper_sys_fillrect(struct fb_info *info,
+ const struct fb_fillrect *rect)
+{
+}
+
+static inline void drm_fb_helper_sys_copyarea(struct fb_info *info,
+ const struct fb_copyarea *area)
+{
+}
+
+static inline void drm_fb_helper_sys_imageblit(struct fb_info *info,
+ const struct fb_image *image)
+{
+}
+
+static inline void drm_fb_helper_cfb_fillrect(struct fb_info *info,
+ const struct fb_fillrect *rect)
+{
+}
+
+static inline void drm_fb_helper_cfb_copyarea(struct fb_info *info,
+ const struct fb_copyarea *area)
+{
+}
+
+static inline void drm_fb_helper_cfb_imageblit(struct fb_info *info,
+ const struct fb_image *image)
+{
+}
+
+static inline void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper,
+ int state)
+{
+}
+
+static inline int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper)
+{
+ return 0;
+}
+
+static inline int drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper,
+ int bpp_sel)
+{
+ return 0;
+}
+
+static inline int
+drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper)
+{
+ return 0;
+}
+
+static inline int drm_fb_helper_debug_enter(struct fb_info *info)
+{
+ return 0;
+}
+
+static inline int drm_fb_helper_debug_leave(struct fb_info *info)
+{
+ return 0;
+}
+
+static inline struct drm_display_mode *
+drm_has_preferred_mode(struct drm_fb_helper_connector *fb_connector,
+ int width, int height)
+{
+ return NULL;
+}
+
+static inline struct drm_display_mode *
+drm_pick_cmdline_mode(struct drm_fb_helper_connector *fb_helper_conn,
+ int width, int height)
+{
+ return NULL;
+}
+
+static inline int
+drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper,
+ struct drm_connector *connector)
+{
+ return 0;
+}
+
+static inline int
+drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper,
+ struct drm_connector *connector)
+{
+ return 0;
+}
+#endif
#endif
struct drm_plane;
void drm_modeset_lock_all(struct drm_device *dev);
-int __drm_modeset_lock_all(struct drm_device *dev, bool trylock);
void drm_modeset_unlock_all(struct drm_device *dev);
void drm_modeset_lock_crtc(struct drm_crtc *crtc,
struct drm_plane *plane);
* planes.
*/
-extern int drm_crtc_init(struct drm_device *dev,
- struct drm_crtc *crtc,
- const struct drm_crtc_funcs *funcs);
+int drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
+ const struct drm_crtc_funcs *funcs);
/**
* drm_plane_helper_funcs - helper operations for CRTCs
plane->helper_private = funcs;
}
-extern int drm_plane_helper_check_update(struct drm_plane *plane,
- struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- struct drm_rect *src,
- struct drm_rect *dest,
- const struct drm_rect *clip,
- int min_scale,
- int max_scale,
- bool can_position,
- bool can_update_disabled,
- bool *visible);
-extern int drm_primary_helper_update(struct drm_plane *plane,
- struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- int crtc_x, int crtc_y,
- unsigned int crtc_w, unsigned int crtc_h,
- uint32_t src_x, uint32_t src_y,
- uint32_t src_w, uint32_t src_h);
-extern int drm_primary_helper_disable(struct drm_plane *plane);
-extern void drm_primary_helper_destroy(struct drm_plane *plane);
+int drm_plane_helper_check_update(struct drm_plane *plane,
+ struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_rect *src,
+ struct drm_rect *dest,
+ const struct drm_rect *clip,
+ int min_scale,
+ int max_scale,
+ bool can_position,
+ bool can_update_disabled,
+ bool *visible);
+int drm_primary_helper_update(struct drm_plane *plane,
+ struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ int crtc_x, int crtc_y,
+ unsigned int crtc_w, unsigned int crtc_h,
+ uint32_t src_x, uint32_t src_y,
+ uint32_t src_w, uint32_t src_h);
+int drm_primary_helper_disable(struct drm_plane *plane);
+void drm_primary_helper_destroy(struct drm_plane *plane);
extern const struct drm_plane_funcs drm_primary_helper_funcs;
int drm_plane_helper_update(struct drm_plane *plane, struct drm_crtc *crtc,
projects / linux-beck.git / commitdiff