2 * Copyright (C) 2008 Maarten Maathuis.
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 #include <drm/drm_crtc_helper.h>
30 #include "nouveau_fbcon.h"
31 #include "nouveau_hw.h"
32 #include "nouveau_crtc.h"
33 #include "nouveau_dma.h"
34 #include "nouveau_gem.h"
35 #include "nouveau_connector.h"
36 #include "nv50_display.h"
38 #include "nouveau_fence.h"
40 #include <subdev/bios/gpio.h>
41 #include <subdev/gpio.h>
42 #include <engine/disp.h>
45 nouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb)
47 struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
50 drm_gem_object_unreference_unlocked(fb->nvbo->gem);
52 drm_framebuffer_cleanup(drm_fb);
57 nouveau_user_framebuffer_create_handle(struct drm_framebuffer *drm_fb,
58 struct drm_file *file_priv,
61 struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
63 return drm_gem_handle_create(file_priv, fb->nvbo->gem, handle);
66 static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = {
67 .destroy = nouveau_user_framebuffer_destroy,
68 .create_handle = nouveau_user_framebuffer_create_handle,
72 nouveau_framebuffer_init(struct drm_device *dev,
73 struct nouveau_framebuffer *nv_fb,
74 struct drm_mode_fb_cmd2 *mode_cmd,
75 struct nouveau_bo *nvbo)
77 struct nouveau_drm *drm = nouveau_drm(dev);
78 struct drm_framebuffer *fb = &nv_fb->base;
81 ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs);
86 drm_helper_mode_fill_fb_struct(fb, mode_cmd);
89 if (nv_device(drm->device)->card_type >= NV_50) {
90 u32 tile_flags = nouveau_bo_tile_layout(nvbo);
91 if (tile_flags == 0x7a00 ||
93 nv_fb->r_dma = NvEvoFB32;
95 if (tile_flags == 0x7000)
96 nv_fb->r_dma = NvEvoFB16;
98 nv_fb->r_dma = NvEvoVRAM_LP;
101 case 8: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_8; break;
102 case 15: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_15; break;
103 case 16: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_16; break;
105 case 32: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_24; break;
106 case 30: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_30; break;
108 NV_ERROR(drm, "unknown depth %d\n", fb->depth);
112 if (nv_device(drm->device)->chipset == 0x50)
113 nv_fb->r_format |= (tile_flags << 8);
116 if (nv_device(drm->device)->card_type < NV_D0)
117 nv_fb->r_pitch = 0x00100000 | fb->pitches[0];
119 nv_fb->r_pitch = 0x01000000 | fb->pitches[0];
121 u32 mode = nvbo->tile_mode;
122 if (nv_device(drm->device)->card_type >= NV_C0)
124 nv_fb->r_pitch = ((fb->pitches[0] / 4) << 4) | mode;
131 static struct drm_framebuffer *
132 nouveau_user_framebuffer_create(struct drm_device *dev,
133 struct drm_file *file_priv,
134 struct drm_mode_fb_cmd2 *mode_cmd)
136 struct nouveau_framebuffer *nouveau_fb;
137 struct drm_gem_object *gem;
140 gem = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]);
142 return ERR_PTR(-ENOENT);
144 nouveau_fb = kzalloc(sizeof(struct nouveau_framebuffer), GFP_KERNEL);
146 return ERR_PTR(-ENOMEM);
148 ret = nouveau_framebuffer_init(dev, nouveau_fb, mode_cmd, nouveau_gem_object(gem));
150 drm_gem_object_unreference(gem);
154 return &nouveau_fb->base;
157 static const struct drm_mode_config_funcs nouveau_mode_config_funcs = {
158 .fb_create = nouveau_user_framebuffer_create,
159 .output_poll_changed = nouveau_fbcon_output_poll_changed,
163 struct nouveau_drm_prop_enum_list {
169 static struct nouveau_drm_prop_enum_list underscan[] = {
170 { 6, UNDERSCAN_AUTO, "auto" },
171 { 6, UNDERSCAN_OFF, "off" },
172 { 6, UNDERSCAN_ON, "on" },
176 static struct nouveau_drm_prop_enum_list dither_mode[] = {
177 { 7, DITHERING_MODE_AUTO, "auto" },
178 { 7, DITHERING_MODE_OFF, "off" },
179 { 1, DITHERING_MODE_ON, "on" },
180 { 6, DITHERING_MODE_STATIC2X2, "static 2x2" },
181 { 6, DITHERING_MODE_DYNAMIC2X2, "dynamic 2x2" },
182 { 4, DITHERING_MODE_TEMPORAL, "temporal" },
186 static struct nouveau_drm_prop_enum_list dither_depth[] = {
187 { 6, DITHERING_DEPTH_AUTO, "auto" },
188 { 6, DITHERING_DEPTH_6BPC, "6 bpc" },
189 { 6, DITHERING_DEPTH_8BPC, "8 bpc" },
193 #define PROP_ENUM(p,gen,n,list) do { \
194 struct nouveau_drm_prop_enum_list *l = (list); \
196 while (l->gen_mask) { \
197 if (l->gen_mask & (1 << (gen))) \
202 p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \
205 while (p && l->gen_mask) { \
206 if (l->gen_mask & (1 << (gen))) { \
207 drm_property_add_enum(p, c, l->type, l->name); \
216 nouveau_display_init(struct drm_device *dev)
218 struct nouveau_drm *drm = nouveau_drm(dev);
219 struct nouveau_display *disp = nouveau_display(dev);
220 struct nouveau_gpio *gpio = nouveau_gpio(drm->device);
221 struct drm_connector *connector;
224 ret = disp->init(dev);
228 /* power on internal panel if it's not already. the init tables of
229 * some vbios default this to off for some reason, causing the
230 * panel to not work after resume
232 if (gpio && gpio->get(gpio, 0, DCB_GPIO_PANEL_POWER, 0xff) == 0) {
233 gpio->set(gpio, 0, DCB_GPIO_PANEL_POWER, 0xff, 1);
237 /* enable polling for external displays */
238 drm_kms_helper_poll_enable(dev);
240 /* enable hotplug interrupts */
241 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
242 struct nouveau_connector *conn = nouveau_connector(connector);
244 gpio->irq(gpio, 0, conn->hpd, 0xff, true);
251 nouveau_display_fini(struct drm_device *dev)
253 struct nouveau_drm *drm = nouveau_drm(dev);
254 struct nouveau_display *disp = nouveau_display(dev);
255 struct nouveau_gpio *gpio = nouveau_gpio(drm->device);
256 struct drm_connector *connector;
258 /* disable hotplug interrupts */
259 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
260 struct nouveau_connector *conn = nouveau_connector(connector);
262 gpio->irq(gpio, 0, conn->hpd, 0xff, false);
265 drm_kms_helper_poll_disable(dev);
270 nouveau_display_vblank_notify(void *data, int crtc)
272 drm_handle_vblank(data, crtc);
276 nouveau_display_vblank_get(void *data, int crtc)
278 drm_vblank_get(data, crtc);
282 nouveau_display_vblank_put(void *data, int crtc)
284 drm_vblank_put(data, crtc);
288 nouveau_display_create(struct drm_device *dev)
290 struct nouveau_drm *drm = nouveau_drm(dev);
291 struct nouveau_disp *pdisp = nouveau_disp(drm->device);
292 struct nouveau_display *disp;
293 u32 pclass = dev->pdev->class >> 8;
296 disp = drm->display = kzalloc(sizeof(*disp), GFP_KERNEL);
300 pdisp->vblank.data = dev;
301 pdisp->vblank.notify = nouveau_display_vblank_notify;
302 pdisp->vblank.get = nouveau_display_vblank_get;
303 pdisp->vblank.put = nouveau_display_vblank_put;
305 drm_mode_config_init(dev);
306 drm_mode_create_scaling_mode_property(dev);
307 drm_mode_create_dvi_i_properties(dev);
309 if (nv_device(drm->device)->card_type < NV_50)
312 if (nv_device(drm->device)->card_type < NV_D0)
317 PROP_ENUM(disp->dithering_mode, gen, "dithering mode", dither_mode);
318 PROP_ENUM(disp->dithering_depth, gen, "dithering depth", dither_depth);
319 PROP_ENUM(disp->underscan_property, gen, "underscan", underscan);
321 disp->underscan_hborder_property =
322 drm_property_create_range(dev, 0, "underscan hborder", 0, 128);
324 disp->underscan_vborder_property =
325 drm_property_create_range(dev, 0, "underscan vborder", 0, 128);
328 disp->vibrant_hue_property =
329 drm_property_create(dev, DRM_MODE_PROP_RANGE,
331 disp->vibrant_hue_property->values[0] = 0;
332 disp->vibrant_hue_property->values[1] = 180; /* -90..+90 */
334 disp->color_vibrance_property =
335 drm_property_create(dev, DRM_MODE_PROP_RANGE,
336 "color vibrance", 2);
337 disp->color_vibrance_property->values[0] = 0;
338 disp->color_vibrance_property->values[1] = 200; /* -100..+100 */
341 dev->mode_config.funcs = &nouveau_mode_config_funcs;
342 dev->mode_config.fb_base = pci_resource_start(dev->pdev, 1);
344 dev->mode_config.min_width = 0;
345 dev->mode_config.min_height = 0;
346 if (nv_device(drm->device)->card_type < NV_10) {
347 dev->mode_config.max_width = 2048;
348 dev->mode_config.max_height = 2048;
350 if (nv_device(drm->device)->card_type < NV_50) {
351 dev->mode_config.max_width = 4096;
352 dev->mode_config.max_height = 4096;
354 dev->mode_config.max_width = 8192;
355 dev->mode_config.max_height = 8192;
358 dev->mode_config.preferred_depth = 24;
359 dev->mode_config.prefer_shadow = 1;
361 drm_kms_helper_poll_init(dev);
362 drm_kms_helper_poll_disable(dev);
364 if (nouveau_modeset == 1 ||
365 (nouveau_modeset < 0 && pclass == PCI_CLASS_DISPLAY_VGA)) {
366 if (nv_device(drm->device)->card_type < NV_50)
367 ret = nv04_display_create(dev);
369 if (nv_device(drm->device)->card_type < NV_D0)
370 ret = nv50_display_create(dev);
372 ret = nvd0_display_create(dev);
374 goto disp_create_err;
376 if (dev->mode_config.num_crtc) {
377 ret = drm_vblank_init(dev, dev->mode_config.num_crtc);
382 nouveau_backlight_init(dev);
390 drm_kms_helper_poll_fini(dev);
391 drm_mode_config_cleanup(dev);
396 nouveau_display_destroy(struct drm_device *dev)
398 struct nouveau_display *disp = nouveau_display(dev);
400 nouveau_backlight_exit(dev);
401 drm_vblank_cleanup(dev);
406 drm_kms_helper_poll_fini(dev);
407 drm_mode_config_cleanup(dev);
408 nouveau_drm(dev)->display = NULL;
413 nouveau_display_suspend(struct drm_device *dev)
415 struct nouveau_drm *drm = nouveau_drm(dev);
416 struct drm_crtc *crtc;
418 nouveau_display_fini(dev);
420 NV_INFO(drm, "unpinning framebuffer(s)...\n");
421 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
422 struct nouveau_framebuffer *nouveau_fb;
424 nouveau_fb = nouveau_framebuffer(crtc->fb);
425 if (!nouveau_fb || !nouveau_fb->nvbo)
428 nouveau_bo_unpin(nouveau_fb->nvbo);
431 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
432 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
434 nouveau_bo_unmap(nv_crtc->cursor.nvbo);
435 nouveau_bo_unpin(nv_crtc->cursor.nvbo);
442 nouveau_display_resume(struct drm_device *dev)
444 struct nouveau_drm *drm = nouveau_drm(dev);
445 struct drm_crtc *crtc;
448 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
449 struct nouveau_framebuffer *nouveau_fb;
451 nouveau_fb = nouveau_framebuffer(crtc->fb);
452 if (!nouveau_fb || !nouveau_fb->nvbo)
455 nouveau_bo_pin(nouveau_fb->nvbo, TTM_PL_FLAG_VRAM);
458 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
459 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
461 ret = nouveau_bo_pin(nv_crtc->cursor.nvbo, TTM_PL_FLAG_VRAM);
463 ret = nouveau_bo_map(nv_crtc->cursor.nvbo);
465 NV_ERROR(drm, "Could not pin/map cursor.\n");
468 nouveau_fbcon_set_suspend(dev, 0);
469 nouveau_fbcon_zfill_all(dev);
471 nouveau_display_init(dev);
473 /* Force CLUT to get re-loaded during modeset */
474 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
475 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
477 nv_crtc->lut.depth = 0;
480 drm_helper_resume_force_mode(dev);
482 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
483 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
484 u32 offset = nv_crtc->cursor.nvbo->bo.offset;
486 nv_crtc->cursor.set_offset(nv_crtc, offset);
487 nv_crtc->cursor.set_pos(nv_crtc, nv_crtc->cursor_saved_x,
488 nv_crtc->cursor_saved_y);
493 nouveau_vblank_enable(struct drm_device *dev, int crtc)
495 struct nouveau_device *device = nouveau_dev(dev);
497 if (device->card_type >= NV_D0)
498 nv_mask(device, 0x6100c0 + (crtc * 0x800), 1, 1);
500 if (device->card_type >= NV_50)
501 nv_mask(device, NV50_PDISPLAY_INTR_EN_1, 0,
502 NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(crtc));
504 NVWriteCRTC(dev, crtc, NV_PCRTC_INTR_EN_0,
505 NV_PCRTC_INTR_0_VBLANK);
511 nouveau_vblank_disable(struct drm_device *dev, int crtc)
513 struct nouveau_device *device = nouveau_dev(dev);
515 if (device->card_type >= NV_D0)
516 nv_mask(device, 0x6100c0 + (crtc * 0x800), 1, 0);
518 if (device->card_type >= NV_50)
519 nv_mask(device, NV50_PDISPLAY_INTR_EN_1,
520 NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(crtc), 0);
522 NVWriteCRTC(dev, crtc, NV_PCRTC_INTR_EN_0, 0);
526 nouveau_page_flip_reserve(struct nouveau_bo *old_bo,
527 struct nouveau_bo *new_bo)
531 ret = nouveau_bo_pin(new_bo, TTM_PL_FLAG_VRAM);
535 ret = ttm_bo_reserve(&new_bo->bo, false, false, false, 0);
539 if (likely(old_bo != new_bo)) {
540 ret = ttm_bo_reserve(&old_bo->bo, false, false, false, 0);
548 ttm_bo_unreserve(&new_bo->bo);
550 nouveau_bo_unpin(new_bo);
555 nouveau_page_flip_unreserve(struct nouveau_bo *old_bo,
556 struct nouveau_bo *new_bo,
557 struct nouveau_fence *fence)
559 nouveau_bo_fence(new_bo, fence);
560 ttm_bo_unreserve(&new_bo->bo);
562 if (likely(old_bo != new_bo)) {
563 nouveau_bo_fence(old_bo, fence);
564 ttm_bo_unreserve(&old_bo->bo);
567 nouveau_bo_unpin(old_bo);
571 nouveau_page_flip_emit(struct nouveau_channel *chan,
572 struct nouveau_bo *old_bo,
573 struct nouveau_bo *new_bo,
574 struct nouveau_page_flip_state *s,
575 struct nouveau_fence **pfence)
577 struct nouveau_fence_chan *fctx = chan->fence;
578 struct nouveau_drm *drm = chan->drm;
579 struct drm_device *dev = drm->dev;
583 /* Queue it to the pending list */
584 spin_lock_irqsave(&dev->event_lock, flags);
585 list_add_tail(&s->head, &fctx->flip);
586 spin_unlock_irqrestore(&dev->event_lock, flags);
588 /* Synchronize with the old framebuffer */
589 ret = nouveau_fence_sync(old_bo->bo.sync_obj, chan);
593 /* Emit the pageflip */
594 ret = RING_SPACE(chan, 3);
598 if (nv_device(drm->device)->card_type < NV_C0) {
599 BEGIN_NV04(chan, NvSubSw, NV_SW_PAGE_FLIP, 1);
600 OUT_RING (chan, 0x00000000);
601 OUT_RING (chan, 0x00000000);
603 BEGIN_NVC0(chan, 0, NV10_SUBCHAN_REF_CNT, 1);
605 BEGIN_IMC0(chan, 0, NVSW_SUBCHAN_PAGE_FLIP, 0x0000);
609 ret = nouveau_fence_new(chan, pfence);
615 spin_lock_irqsave(&dev->event_lock, flags);
617 spin_unlock_irqrestore(&dev->event_lock, flags);
622 nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
623 struct drm_pending_vblank_event *event)
625 struct drm_device *dev = crtc->dev;
626 struct nouveau_drm *drm = nouveau_drm(dev);
627 struct nouveau_bo *old_bo = nouveau_framebuffer(crtc->fb)->nvbo;
628 struct nouveau_bo *new_bo = nouveau_framebuffer(fb)->nvbo;
629 struct nouveau_page_flip_state *s;
630 struct nouveau_channel *chan = NULL;
631 struct nouveau_fence *fence;
637 s = kzalloc(sizeof(*s), GFP_KERNEL);
641 /* Don't let the buffers go away while we flip */
642 ret = nouveau_page_flip_reserve(old_bo, new_bo);
646 /* Initialize a page flip struct */
647 *s = (struct nouveau_page_flip_state)
648 { { }, event, nouveau_crtc(crtc)->index,
649 fb->bits_per_pixel, fb->pitches[0], crtc->x, crtc->y,
652 /* Choose the channel the flip will be handled in */
653 fence = new_bo->bo.sync_obj;
655 chan = fence->channel;
658 mutex_lock(&chan->cli->mutex);
660 /* Emit a page flip */
661 if (nv_device(drm->device)->card_type >= NV_50) {
662 if (nv_device(drm->device)->card_type >= NV_D0)
663 ret = nvd0_display_flip_next(crtc, fb, chan, 0);
665 ret = nv50_display_flip_next(crtc, fb, chan);
667 mutex_unlock(&chan->cli->mutex);
672 ret = nouveau_page_flip_emit(chan, old_bo, new_bo, s, &fence);
673 mutex_unlock(&chan->cli->mutex);
677 /* Update the crtc struct and cleanup */
680 nouveau_page_flip_unreserve(old_bo, new_bo, fence);
681 nouveau_fence_unref(&fence);
685 nouveau_page_flip_unreserve(old_bo, new_bo, NULL);
692 nouveau_finish_page_flip(struct nouveau_channel *chan,
693 struct nouveau_page_flip_state *ps)
695 struct nouveau_fence_chan *fctx = chan->fence;
696 struct nouveau_drm *drm = chan->drm;
697 struct drm_device *dev = drm->dev;
698 struct nouveau_page_flip_state *s;
701 spin_lock_irqsave(&dev->event_lock, flags);
703 if (list_empty(&fctx->flip)) {
704 NV_ERROR(drm, "unexpected pageflip\n");
705 spin_unlock_irqrestore(&dev->event_lock, flags);
709 s = list_first_entry(&fctx->flip, struct nouveau_page_flip_state, head);
711 struct drm_pending_vblank_event *e = s->event;
714 do_gettimeofday(&now);
715 e->event.sequence = 0;
716 e->event.tv_sec = now.tv_sec;
717 e->event.tv_usec = now.tv_usec;
718 list_add_tail(&e->base.link, &e->base.file_priv->event_list);
719 wake_up_interruptible(&e->base.file_priv->event_wait);
727 spin_unlock_irqrestore(&dev->event_lock, flags);
732 nouveau_flip_complete(void *data)
734 struct nouveau_channel *chan = data;
735 struct nouveau_drm *drm = chan->drm;
736 struct nouveau_page_flip_state state;
738 if (!nouveau_finish_page_flip(chan, &state)) {
739 if (nv_device(drm->device)->card_type < NV_50) {
740 nv_set_crtc_base(drm->dev, state.crtc, state.offset +
741 state.y * state.pitch +
742 state.x * state.bpp / 8);
750 nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev,
751 struct drm_mode_create_dumb *args)
753 struct nouveau_bo *bo;
756 args->pitch = roundup(args->width * (args->bpp / 8), 256);
757 args->size = args->pitch * args->height;
758 args->size = roundup(args->size, PAGE_SIZE);
760 ret = nouveau_gem_new(dev, args->size, 0, NOUVEAU_GEM_DOMAIN_VRAM, 0, 0, &bo);
764 ret = drm_gem_handle_create(file_priv, bo->gem, &args->handle);
765 drm_gem_object_unreference_unlocked(bo->gem);
770 nouveau_display_dumb_destroy(struct drm_file *file_priv, struct drm_device *dev,
773 return drm_gem_handle_delete(file_priv, handle);
777 nouveau_display_dumb_map_offset(struct drm_file *file_priv,
778 struct drm_device *dev,
779 uint32_t handle, uint64_t *poffset)
781 struct drm_gem_object *gem;
783 gem = drm_gem_object_lookup(dev, file_priv, handle);
785 struct nouveau_bo *bo = gem->driver_private;
786 *poffset = bo->bo.addr_space_offset;
787 drm_gem_object_unreference_unlocked(gem);