1 /**************************************************************************
3 * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
24 * USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
28 #include "vmwgfx_kms.h"
30 /* Might need a hrtimer here? */
31 #define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1)
33 static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb);
34 static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb);
36 void vmw_display_unit_cleanup(struct vmw_display_unit *du)
38 if (du->cursor_surface)
39 vmw_surface_unreference(&du->cursor_surface);
40 if (du->cursor_dmabuf)
41 vmw_dmabuf_unreference(&du->cursor_dmabuf);
42 drm_crtc_cleanup(&du->crtc);
43 drm_encoder_cleanup(&du->encoder);
44 drm_connector_cleanup(&du->connector);
48 * Display Unit Cursor functions
51 int vmw_cursor_update_image(struct vmw_private *dev_priv,
52 u32 *image, u32 width, u32 height,
53 u32 hotspotX, u32 hotspotY)
57 SVGAFifoCmdDefineAlphaCursor cursor;
59 u32 image_size = width * height * 4;
60 u32 cmd_size = sizeof(*cmd) + image_size;
65 cmd = vmw_fifo_reserve(dev_priv, cmd_size);
66 if (unlikely(cmd == NULL)) {
67 DRM_ERROR("Fifo reserve failed.\n");
71 memset(cmd, 0, sizeof(*cmd));
73 memcpy(&cmd[1], image, image_size);
75 cmd->cmd = cpu_to_le32(SVGA_CMD_DEFINE_ALPHA_CURSOR);
76 cmd->cursor.id = cpu_to_le32(0);
77 cmd->cursor.width = cpu_to_le32(width);
78 cmd->cursor.height = cpu_to_le32(height);
79 cmd->cursor.hotspotX = cpu_to_le32(hotspotX);
80 cmd->cursor.hotspotY = cpu_to_le32(hotspotY);
82 vmw_fifo_commit(dev_priv, cmd_size);
87 void vmw_cursor_update_position(struct vmw_private *dev_priv,
88 bool show, int x, int y)
90 __le32 __iomem *fifo_mem = dev_priv->mmio_virt;
93 iowrite32(show ? 1 : 0, fifo_mem + SVGA_FIFO_CURSOR_ON);
94 iowrite32(x, fifo_mem + SVGA_FIFO_CURSOR_X);
95 iowrite32(y, fifo_mem + SVGA_FIFO_CURSOR_Y);
96 count = ioread32(fifo_mem + SVGA_FIFO_CURSOR_COUNT);
97 iowrite32(++count, fifo_mem + SVGA_FIFO_CURSOR_COUNT);
100 int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
101 uint32_t handle, uint32_t width, uint32_t height)
103 struct vmw_private *dev_priv = vmw_priv(crtc->dev);
104 struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
105 struct vmw_display_unit *du = vmw_crtc_to_du(crtc);
106 struct vmw_surface *surface = NULL;
107 struct vmw_dma_buffer *dmabuf = NULL;
111 ret = vmw_user_surface_lookup_handle(dev_priv, tfile,
114 if (!surface->snooper.image) {
115 DRM_ERROR("surface not suitable for cursor\n");
119 ret = vmw_user_dmabuf_lookup(tfile,
122 DRM_ERROR("failed to find surface or dmabuf: %i\n", ret);
128 /* takedown old cursor */
129 if (du->cursor_surface) {
130 du->cursor_surface->snooper.crtc = NULL;
131 vmw_surface_unreference(&du->cursor_surface);
133 if (du->cursor_dmabuf)
134 vmw_dmabuf_unreference(&du->cursor_dmabuf);
136 /* setup new image */
138 /* vmw_user_surface_lookup takes one reference */
139 du->cursor_surface = surface;
141 du->cursor_surface->snooper.crtc = crtc;
142 du->cursor_age = du->cursor_surface->snooper.age;
143 vmw_cursor_update_image(dev_priv, surface->snooper.image,
144 64, 64, du->hotspot_x, du->hotspot_y);
146 struct ttm_bo_kmap_obj map;
147 unsigned long kmap_offset;
148 unsigned long kmap_num;
152 /* vmw_user_surface_lookup takes one reference */
153 du->cursor_dmabuf = dmabuf;
156 kmap_num = (64*64*4) >> PAGE_SHIFT;
158 ret = ttm_bo_reserve(&dmabuf->base, true, false, false, 0);
159 if (unlikely(ret != 0)) {
160 DRM_ERROR("reserve failed\n");
164 ret = ttm_bo_kmap(&dmabuf->base, kmap_offset, kmap_num, &map);
165 if (unlikely(ret != 0))
168 virtual = ttm_kmap_obj_virtual(&map, &dummy);
169 vmw_cursor_update_image(dev_priv, virtual, 64, 64,
170 du->hotspot_x, du->hotspot_y);
174 ttm_bo_unreserve(&dmabuf->base);
177 vmw_cursor_update_position(dev_priv, false, 0, 0);
181 vmw_cursor_update_position(dev_priv, true, du->cursor_x, du->cursor_y);
186 int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y)
188 struct vmw_private *dev_priv = vmw_priv(crtc->dev);
189 struct vmw_display_unit *du = vmw_crtc_to_du(crtc);
190 bool shown = du->cursor_surface || du->cursor_dmabuf ? true : false;
192 du->cursor_x = x + crtc->x;
193 du->cursor_y = y + crtc->y;
195 vmw_cursor_update_position(dev_priv, shown,
196 du->cursor_x, du->cursor_y);
201 void vmw_kms_cursor_snoop(struct vmw_surface *srf,
202 struct ttm_object_file *tfile,
203 struct ttm_buffer_object *bo,
204 SVGA3dCmdHeader *header)
206 struct ttm_bo_kmap_obj map;
207 unsigned long kmap_offset;
208 unsigned long kmap_num;
214 SVGA3dCmdHeader header;
215 SVGA3dCmdSurfaceDMA dma;
219 cmd = container_of(header, struct vmw_dma_cmd, header);
221 /* No snooper installed */
222 if (!srf->snooper.image)
225 if (cmd->dma.host.face != 0 || cmd->dma.host.mipmap != 0) {
226 DRM_ERROR("face and mipmap for cursors should never != 0\n");
230 if (cmd->header.size < 64) {
231 DRM_ERROR("at least one full copy box must be given\n");
235 box = (SVGA3dCopyBox *)&cmd[1];
236 box_count = (cmd->header.size - sizeof(SVGA3dCmdSurfaceDMA)) /
237 sizeof(SVGA3dCopyBox);
239 if (cmd->dma.guest.pitch != (64 * 4) ||
240 cmd->dma.guest.ptr.offset % PAGE_SIZE ||
241 box->x != 0 || box->y != 0 || box->z != 0 ||
242 box->srcx != 0 || box->srcy != 0 || box->srcz != 0 ||
243 box->w != 64 || box->h != 64 || box->d != 1 ||
245 /* TODO handle none page aligned offsets */
246 /* TODO handle partial uploads and pitch != 256 */
247 /* TODO handle more then one copy (size != 64) */
248 DRM_ERROR("lazy programer, cant handle wierd stuff\n");
252 kmap_offset = cmd->dma.guest.ptr.offset >> PAGE_SHIFT;
253 kmap_num = (64*64*4) >> PAGE_SHIFT;
255 ret = ttm_bo_reserve(bo, true, false, false, 0);
256 if (unlikely(ret != 0)) {
257 DRM_ERROR("reserve failed\n");
261 ret = ttm_bo_kmap(bo, kmap_offset, kmap_num, &map);
262 if (unlikely(ret != 0))
265 virtual = ttm_kmap_obj_virtual(&map, &dummy);
267 memcpy(srf->snooper.image, virtual, 64*64*4);
270 /* we can't call this function from this function since execbuf has
271 * reserved fifo space.
273 * if (srf->snooper.crtc)
274 * vmw_ldu_crtc_cursor_update_image(dev_priv,
275 * srf->snooper.image, 64, 64,
276 * du->hotspot_x, du->hotspot_y);
281 ttm_bo_unreserve(bo);
284 void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv)
286 struct drm_device *dev = dev_priv->dev;
287 struct vmw_display_unit *du;
288 struct drm_crtc *crtc;
290 mutex_lock(&dev->mode_config.mutex);
292 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
293 du = vmw_crtc_to_du(crtc);
294 if (!du->cursor_surface ||
295 du->cursor_age == du->cursor_surface->snooper.age)
298 du->cursor_age = du->cursor_surface->snooper.age;
299 vmw_cursor_update_image(dev_priv,
300 du->cursor_surface->snooper.image,
301 64, 64, du->hotspot_x, du->hotspot_y);
304 mutex_unlock(&dev->mode_config.mutex);
308 * Generic framebuffer code
311 int vmw_framebuffer_create_handle(struct drm_framebuffer *fb,
312 struct drm_file *file_priv,
313 unsigned int *handle)
322 * Surface framebuffer code
325 #define vmw_framebuffer_to_vfbs(x) \
326 container_of(x, struct vmw_framebuffer_surface, base.base)
328 struct vmw_framebuffer_surface {
329 struct vmw_framebuffer base;
330 struct vmw_surface *surface;
331 struct vmw_dma_buffer *buffer;
332 struct delayed_work d_work;
333 struct mutex work_lock;
337 void vmw_framebuffer_surface_destroy(struct drm_framebuffer *framebuffer)
339 struct vmw_framebuffer_surface *vfb =
340 vmw_framebuffer_to_vfbs(framebuffer);
342 cancel_delayed_work_sync(&vfb->d_work);
343 drm_framebuffer_cleanup(framebuffer);
344 vmw_surface_unreference(&vfb->surface);
349 static void vmw_framebuffer_present_fs_callback(struct work_struct *work)
351 struct delayed_work *d_work =
352 container_of(work, struct delayed_work, work);
353 struct vmw_framebuffer_surface *vfbs =
354 container_of(d_work, struct vmw_framebuffer_surface, d_work);
355 struct vmw_surface *surf = vfbs->surface;
356 struct drm_framebuffer *framebuffer = &vfbs->base.base;
357 struct vmw_private *dev_priv = vmw_priv(framebuffer->dev);
360 SVGA3dCmdHeader header;
361 SVGA3dCmdPresent body;
365 mutex_lock(&vfbs->work_lock);
366 if (!vfbs->present_fs)
369 cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
370 if (unlikely(cmd == NULL))
373 cmd->header.id = cpu_to_le32(SVGA_3D_CMD_PRESENT);
374 cmd->header.size = cpu_to_le32(sizeof(cmd->body) + sizeof(cmd->cr));
375 cmd->body.sid = cpu_to_le32(surf->res.id);
376 cmd->cr.x = cpu_to_le32(0);
377 cmd->cr.y = cpu_to_le32(0);
378 cmd->cr.srcx = cmd->cr.x;
379 cmd->cr.srcy = cmd->cr.y;
380 cmd->cr.w = cpu_to_le32(framebuffer->width);
381 cmd->cr.h = cpu_to_le32(framebuffer->height);
382 vfbs->present_fs = false;
383 vmw_fifo_commit(dev_priv, sizeof(*cmd));
386 * Will not re-add if already pending.
388 schedule_delayed_work(&vfbs->d_work, VMWGFX_PRESENT_RATE);
390 mutex_unlock(&vfbs->work_lock);
394 int vmw_framebuffer_surface_dirty(struct drm_framebuffer *framebuffer,
395 unsigned flags, unsigned color,
396 struct drm_clip_rect *clips,
399 struct vmw_private *dev_priv = vmw_priv(framebuffer->dev);
400 struct vmw_framebuffer_surface *vfbs =
401 vmw_framebuffer_to_vfbs(framebuffer);
402 struct vmw_surface *surf = vfbs->surface;
403 struct drm_clip_rect norect;
408 SVGA3dCmdHeader header;
409 SVGA3dCmdPresent body;
414 !(dev_priv->fifo.capabilities &
415 SVGA_FIFO_CAP_SCREEN_OBJECT)) {
418 mutex_lock(&vfbs->work_lock);
419 vfbs->present_fs = true;
420 ret = schedule_delayed_work(&vfbs->d_work, VMWGFX_PRESENT_RATE);
421 mutex_unlock(&vfbs->work_lock);
424 * No work pending, Force immediate present.
426 vmw_framebuffer_present_fs_callback(&vfbs->d_work.work);
434 norect.x1 = norect.y1 = 0;
435 norect.x2 = framebuffer->width;
436 norect.y2 = framebuffer->height;
437 } else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) {
439 inc = 2; /* skip source rects */
442 cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd) + (num_clips - 1) * sizeof(cmd->cr));
443 if (unlikely(cmd == NULL)) {
444 DRM_ERROR("Fifo reserve failed.\n");
448 memset(cmd, 0, sizeof(*cmd));
450 cmd->header.id = cpu_to_le32(SVGA_3D_CMD_PRESENT);
451 cmd->header.size = cpu_to_le32(sizeof(cmd->body) + num_clips * sizeof(cmd->cr));
452 cmd->body.sid = cpu_to_le32(surf->res.id);
454 for (i = 0, cr = &cmd->cr; i < num_clips; i++, cr++, clips += inc) {
455 cr->x = cpu_to_le16(clips->x1);
456 cr->y = cpu_to_le16(clips->y1);
459 cr->w = cpu_to_le16(clips->x2 - clips->x1);
460 cr->h = cpu_to_le16(clips->y2 - clips->y1);
463 vmw_fifo_commit(dev_priv, sizeof(*cmd) + (num_clips - 1) * sizeof(cmd->cr));
468 static struct drm_framebuffer_funcs vmw_framebuffer_surface_funcs = {
469 .destroy = vmw_framebuffer_surface_destroy,
470 .dirty = vmw_framebuffer_surface_dirty,
471 .create_handle = vmw_framebuffer_create_handle,
474 int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
475 struct vmw_surface *surface,
476 struct vmw_framebuffer **out,
477 unsigned width, unsigned height)
480 struct drm_device *dev = dev_priv->dev;
481 struct vmw_framebuffer_surface *vfbs;
484 vfbs = kzalloc(sizeof(*vfbs), GFP_KERNEL);
490 ret = drm_framebuffer_init(dev, &vfbs->base.base,
491 &vmw_framebuffer_surface_funcs);
495 if (!vmw_surface_reference(surface)) {
496 DRM_ERROR("failed to reference surface %p\n", surface);
500 /* XXX get the first 3 from the surface info */
501 vfbs->base.base.bits_per_pixel = 32;
502 vfbs->base.base.pitch = width * 32 / 4;
503 vfbs->base.base.depth = 24;
504 vfbs->base.base.width = width;
505 vfbs->base.base.height = height;
506 vfbs->base.pin = &vmw_surface_dmabuf_pin;
507 vfbs->base.unpin = &vmw_surface_dmabuf_unpin;
508 vfbs->surface = surface;
509 mutex_init(&vfbs->work_lock);
510 INIT_DELAYED_WORK(&vfbs->d_work, &vmw_framebuffer_present_fs_callback);
516 drm_framebuffer_cleanup(&vfbs->base.base);
524 * Dmabuf framebuffer code
527 #define vmw_framebuffer_to_vfbd(x) \
528 container_of(x, struct vmw_framebuffer_dmabuf, base.base)
530 struct vmw_framebuffer_dmabuf {
531 struct vmw_framebuffer base;
532 struct vmw_dma_buffer *buffer;
535 void vmw_framebuffer_dmabuf_destroy(struct drm_framebuffer *framebuffer)
537 struct vmw_framebuffer_dmabuf *vfbd =
538 vmw_framebuffer_to_vfbd(framebuffer);
540 drm_framebuffer_cleanup(framebuffer);
541 vmw_dmabuf_unreference(&vfbd->buffer);
546 int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer,
547 unsigned flags, unsigned color,
548 struct drm_clip_rect *clips,
551 struct vmw_private *dev_priv = vmw_priv(framebuffer->dev);
552 struct drm_clip_rect norect;
555 SVGAFifoCmdUpdate body;
557 int i, increment = 1;
562 norect.x1 = norect.y1 = 0;
563 norect.x2 = framebuffer->width;
564 norect.y2 = framebuffer->height;
565 } else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) {
570 cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd) * num_clips);
571 if (unlikely(cmd == NULL)) {
572 DRM_ERROR("Fifo reserve failed.\n");
576 for (i = 0; i < num_clips; i++, clips += increment) {
577 cmd[i].header = cpu_to_le32(SVGA_CMD_UPDATE);
578 cmd[i].body.x = cpu_to_le32(clips->x1);
579 cmd[i].body.y = cpu_to_le32(clips->y1);
580 cmd[i].body.width = cpu_to_le32(clips->x2 - clips->x1);
581 cmd[i].body.height = cpu_to_le32(clips->y2 - clips->y1);
584 vmw_fifo_commit(dev_priv, sizeof(*cmd) * num_clips);
589 static struct drm_framebuffer_funcs vmw_framebuffer_dmabuf_funcs = {
590 .destroy = vmw_framebuffer_dmabuf_destroy,
591 .dirty = vmw_framebuffer_dmabuf_dirty,
592 .create_handle = vmw_framebuffer_create_handle,
595 static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb)
597 struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
598 struct vmw_framebuffer_surface *vfbs =
599 vmw_framebuffer_to_vfbs(&vfb->base);
600 unsigned long size = vfbs->base.base.pitch * vfbs->base.base.height;
603 vfbs->buffer = kzalloc(sizeof(*vfbs->buffer), GFP_KERNEL);
604 if (unlikely(vfbs->buffer == NULL))
607 vmw_overlay_pause_all(dev_priv);
608 ret = vmw_dmabuf_init(dev_priv, vfbs->buffer, size,
609 &vmw_vram_ne_placement,
610 false, &vmw_dmabuf_bo_free);
611 vmw_overlay_resume_all(dev_priv);
616 static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb)
618 struct ttm_buffer_object *bo;
619 struct vmw_framebuffer_surface *vfbs =
620 vmw_framebuffer_to_vfbs(&vfb->base);
622 bo = &vfbs->buffer->base;
629 static int vmw_framebuffer_dmabuf_pin(struct vmw_framebuffer *vfb)
631 struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
632 struct vmw_framebuffer_dmabuf *vfbd =
633 vmw_framebuffer_to_vfbd(&vfb->base);
637 vmw_overlay_pause_all(dev_priv);
639 ret = vmw_dmabuf_to_start_of_vram(dev_priv, vfbd->buffer);
641 vmw_overlay_resume_all(dev_priv);
648 static int vmw_framebuffer_dmabuf_unpin(struct vmw_framebuffer *vfb)
650 struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
651 struct vmw_framebuffer_dmabuf *vfbd =
652 vmw_framebuffer_to_vfbd(&vfb->base);
655 WARN_ON(!vfbd->buffer);
659 return vmw_dmabuf_from_vram(dev_priv, vfbd->buffer);
662 int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
663 struct vmw_dma_buffer *dmabuf,
664 struct vmw_framebuffer **out,
665 unsigned width, unsigned height)
668 struct drm_device *dev = dev_priv->dev;
669 struct vmw_framebuffer_dmabuf *vfbd;
672 vfbd = kzalloc(sizeof(*vfbd), GFP_KERNEL);
678 ret = drm_framebuffer_init(dev, &vfbd->base.base,
679 &vmw_framebuffer_dmabuf_funcs);
683 if (!vmw_dmabuf_reference(dmabuf)) {
684 DRM_ERROR("failed to reference dmabuf %p\n", dmabuf);
688 /* XXX get the first 3 from the surface info */
689 vfbd->base.base.bits_per_pixel = 32;
690 vfbd->base.base.pitch = width * vfbd->base.base.bits_per_pixel / 8;
691 vfbd->base.base.depth = 24;
692 vfbd->base.base.width = width;
693 vfbd->base.base.height = height;
694 vfbd->base.pin = vmw_framebuffer_dmabuf_pin;
695 vfbd->base.unpin = vmw_framebuffer_dmabuf_unpin;
696 vfbd->buffer = dmabuf;
702 drm_framebuffer_cleanup(&vfbd->base.base);
710 * Generic Kernel modesetting functions
713 static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
714 struct drm_file *file_priv,
715 struct drm_mode_fb_cmd *mode_cmd)
717 struct vmw_private *dev_priv = vmw_priv(dev);
718 struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
719 struct vmw_framebuffer *vfb = NULL;
720 struct vmw_surface *surface = NULL;
721 struct vmw_dma_buffer *bo = NULL;
724 ret = vmw_user_surface_lookup_handle(dev_priv, tfile,
725 mode_cmd->handle, &surface);
729 if (!surface->scanout)
730 goto err_not_scanout;
732 ret = vmw_kms_new_framebuffer_surface(dev_priv, surface, &vfb,
733 mode_cmd->width, mode_cmd->height);
735 /* vmw_user_surface_lookup takes one ref so does new_fb */
736 vmw_surface_unreference(&surface);
739 DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret);
745 DRM_INFO("%s: trying buffer\n", __func__);
747 ret = vmw_user_dmabuf_lookup(tfile, mode_cmd->handle, &bo);
749 DRM_ERROR("failed to find buffer: %i\n", ret);
750 return ERR_PTR(-ENOENT);
753 ret = vmw_kms_new_framebuffer_dmabuf(dev_priv, bo, &vfb,
754 mode_cmd->width, mode_cmd->height);
756 /* vmw_user_dmabuf_lookup takes one ref so does new_fb */
757 vmw_dmabuf_unreference(&bo);
760 DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret);
767 DRM_ERROR("surface not marked as scanout\n");
768 /* vmw_user_surface_lookup takes one ref */
769 vmw_surface_unreference(&surface);
771 return ERR_PTR(-EINVAL);
774 static struct drm_mode_config_funcs vmw_kms_funcs = {
775 .fb_create = vmw_kms_fb_create,
778 int vmw_kms_init(struct vmw_private *dev_priv)
780 struct drm_device *dev = dev_priv->dev;
783 drm_mode_config_init(dev);
784 dev->mode_config.funcs = &vmw_kms_funcs;
785 dev->mode_config.min_width = 1;
786 dev->mode_config.min_height = 1;
787 /* assumed largest fb size */
788 dev->mode_config.max_width = 8192;
789 dev->mode_config.max_height = 8192;
791 ret = vmw_kms_init_legacy_display_system(dev_priv);
796 int vmw_kms_close(struct vmw_private *dev_priv)
799 * Docs says we should take the lock before calling this function
800 * but since it destroys encoders and our destructor calls
801 * drm_encoder_cleanup which takes the lock we deadlock.
803 drm_mode_config_cleanup(dev_priv->dev);
804 vmw_kms_close_legacy_display_system(dev_priv);
808 int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data,
809 struct drm_file *file_priv)
811 struct drm_vmw_cursor_bypass_arg *arg = data;
812 struct vmw_display_unit *du;
813 struct drm_mode_object *obj;
814 struct drm_crtc *crtc;
818 mutex_lock(&dev->mode_config.mutex);
819 if (arg->flags & DRM_VMW_CURSOR_BYPASS_ALL) {
821 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
822 du = vmw_crtc_to_du(crtc);
823 du->hotspot_x = arg->xhot;
824 du->hotspot_y = arg->yhot;
827 mutex_unlock(&dev->mode_config.mutex);
831 obj = drm_mode_object_find(dev, arg->crtc_id, DRM_MODE_OBJECT_CRTC);
837 crtc = obj_to_crtc(obj);
838 du = vmw_crtc_to_du(crtc);
840 du->hotspot_x = arg->xhot;
841 du->hotspot_y = arg->yhot;
844 mutex_unlock(&dev->mode_config.mutex);
849 void vmw_kms_write_svga(struct vmw_private *vmw_priv,
850 unsigned width, unsigned height, unsigned pitch,
851 unsigned bbp, unsigned depth)
853 if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
854 vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, pitch);
855 else if (vmw_fifo_have_pitchlock(vmw_priv))
856 iowrite32(pitch, vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK);
857 vmw_write(vmw_priv, SVGA_REG_WIDTH, width);
858 vmw_write(vmw_priv, SVGA_REG_HEIGHT, height);
859 vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, bbp);
860 vmw_write(vmw_priv, SVGA_REG_DEPTH, depth);
861 vmw_write(vmw_priv, SVGA_REG_RED_MASK, 0x00ff0000);
862 vmw_write(vmw_priv, SVGA_REG_GREEN_MASK, 0x0000ff00);
863 vmw_write(vmw_priv, SVGA_REG_BLUE_MASK, 0x000000ff);
866 int vmw_kms_save_vga(struct vmw_private *vmw_priv)
868 struct vmw_vga_topology_state *save;
871 vmw_priv->vga_width = vmw_read(vmw_priv, SVGA_REG_WIDTH);
872 vmw_priv->vga_height = vmw_read(vmw_priv, SVGA_REG_HEIGHT);
873 vmw_priv->vga_depth = vmw_read(vmw_priv, SVGA_REG_DEPTH);
874 vmw_priv->vga_bpp = vmw_read(vmw_priv, SVGA_REG_BITS_PER_PIXEL);
875 vmw_priv->vga_pseudo = vmw_read(vmw_priv, SVGA_REG_PSEUDOCOLOR);
876 vmw_priv->vga_red_mask = vmw_read(vmw_priv, SVGA_REG_RED_MASK);
877 vmw_priv->vga_blue_mask = vmw_read(vmw_priv, SVGA_REG_BLUE_MASK);
878 vmw_priv->vga_green_mask = vmw_read(vmw_priv, SVGA_REG_GREEN_MASK);
879 if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
880 vmw_priv->vga_pitchlock =
881 vmw_read(vmw_priv, SVGA_REG_PITCHLOCK);
882 else if (vmw_fifo_have_pitchlock(vmw_priv))
883 vmw_priv->vga_pitchlock = ioread32(vmw_priv->mmio_virt +
884 SVGA_FIFO_PITCHLOCK);
886 if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
889 vmw_priv->num_displays = vmw_read(vmw_priv,
890 SVGA_REG_NUM_GUEST_DISPLAYS);
892 for (i = 0; i < vmw_priv->num_displays; ++i) {
893 save = &vmw_priv->vga_save[i];
894 vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);
895 save->primary = vmw_read(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY);
896 save->pos_x = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_X);
897 save->pos_y = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y);
898 save->width = vmw_read(vmw_priv, SVGA_REG_DISPLAY_WIDTH);
899 save->height = vmw_read(vmw_priv, SVGA_REG_DISPLAY_HEIGHT);
900 vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
905 int vmw_kms_restore_vga(struct vmw_private *vmw_priv)
907 struct vmw_vga_topology_state *save;
910 vmw_write(vmw_priv, SVGA_REG_WIDTH, vmw_priv->vga_width);
911 vmw_write(vmw_priv, SVGA_REG_HEIGHT, vmw_priv->vga_height);
912 vmw_write(vmw_priv, SVGA_REG_DEPTH, vmw_priv->vga_depth);
913 vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, vmw_priv->vga_bpp);
914 vmw_write(vmw_priv, SVGA_REG_PSEUDOCOLOR, vmw_priv->vga_pseudo);
915 vmw_write(vmw_priv, SVGA_REG_RED_MASK, vmw_priv->vga_red_mask);
916 vmw_write(vmw_priv, SVGA_REG_GREEN_MASK, vmw_priv->vga_green_mask);
917 vmw_write(vmw_priv, SVGA_REG_BLUE_MASK, vmw_priv->vga_blue_mask);
918 if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
919 vmw_write(vmw_priv, SVGA_REG_PITCHLOCK,
920 vmw_priv->vga_pitchlock);
921 else if (vmw_fifo_have_pitchlock(vmw_priv))
922 iowrite32(vmw_priv->vga_pitchlock,
923 vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK);
925 if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
928 for (i = 0; i < vmw_priv->num_displays; ++i) {
929 save = &vmw_priv->vga_save[i];
930 vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);
931 vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, save->primary);
932 vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, save->pos_x);
933 vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, save->pos_y);
934 vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, save->width);
935 vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, save->height);
936 vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
942 int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
943 struct drm_file *file_priv)
945 struct vmw_private *dev_priv = vmw_priv(dev);
946 struct drm_vmw_update_layout_arg *arg =
947 (struct drm_vmw_update_layout_arg *)data;
948 struct vmw_master *vmaster = vmw_master(file_priv->master);
949 void __user *user_rects;
950 struct drm_vmw_rect *rects;
954 ret = ttm_read_lock(&vmaster->lock, true);
955 if (unlikely(ret != 0))
958 if (!arg->num_outputs) {
959 struct drm_vmw_rect def_rect = {0, 0, 800, 600};
960 vmw_kms_ldu_update_layout(dev_priv, 1, &def_rect);
964 rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect);
965 rects = kzalloc(rects_size, GFP_KERNEL);
966 if (unlikely(!rects)) {
971 user_rects = (void __user *)(unsigned long)arg->rects;
972 ret = copy_from_user(rects, user_rects, rects_size);
973 if (unlikely(ret != 0)) {
974 DRM_ERROR("Failed to get rects.\n");
979 vmw_kms_ldu_update_layout(dev_priv, arg->num_outputs, rects);
984 ttm_read_unlock(&vmaster->lock);