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fb1d9738 JB |
1 | /************************************************************************** |
2 | * | |
54fbde8a | 3 | * Copyright © 2009-2015 VMware, Inc., Palo Alto, CA., USA |
fb1d9738 JB |
4 | * All Rights Reserved. |
5 | * | |
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: | |
13 | * | |
14 | * The above copyright notice and this permission notice (including the | |
15 | * next paragraph) shall be included in all copies or substantial portions | |
16 | * of the Software. | |
17 | * | |
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. | |
25 | * | |
26 | **************************************************************************/ | |
27 | ||
28 | #include "vmwgfx_kms.h" | |
060e2ad5 | 29 | #include <drm/drm_plane_helper.h> |
9c2542a4 SY |
30 | #include <drm/drm_atomic.h> |
31 | #include <drm/drm_atomic_helper.h> | |
060e2ad5 | 32 | #include <drm/drm_rect.h> |
fb1d9738 | 33 | |
56d1c78d | 34 | |
fb1d9738 JB |
35 | /* Might need a hrtimer here? */ |
36 | #define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1) | |
37 | ||
c8261a96 | 38 | void vmw_du_cleanup(struct vmw_display_unit *du) |
fb1d9738 | 39 | { |
36cc79bc SY |
40 | drm_plane_cleanup(&du->primary); |
41 | drm_plane_cleanup(&du->cursor); | |
42 | ||
34ea3d38 | 43 | drm_connector_unregister(&du->connector); |
fb1d9738 JB |
44 | drm_crtc_cleanup(&du->crtc); |
45 | drm_encoder_cleanup(&du->encoder); | |
46 | drm_connector_cleanup(&du->connector); | |
47 | } | |
48 | ||
49 | /* | |
50 | * Display Unit Cursor functions | |
51 | */ | |
52 | ||
36cc79bc SY |
53 | static int vmw_cursor_update_image(struct vmw_private *dev_priv, |
54 | u32 *image, u32 width, u32 height, | |
55 | u32 hotspotX, u32 hotspotY) | |
fb1d9738 JB |
56 | { |
57 | struct { | |
58 | u32 cmd; | |
59 | SVGAFifoCmdDefineAlphaCursor cursor; | |
60 | } *cmd; | |
61 | u32 image_size = width * height * 4; | |
62 | u32 cmd_size = sizeof(*cmd) + image_size; | |
63 | ||
64 | if (!image) | |
65 | return -EINVAL; | |
66 | ||
67 | cmd = vmw_fifo_reserve(dev_priv, cmd_size); | |
68 | if (unlikely(cmd == NULL)) { | |
69 | DRM_ERROR("Fifo reserve failed.\n"); | |
70 | return -ENOMEM; | |
71 | } | |
72 | ||
73 | memset(cmd, 0, sizeof(*cmd)); | |
74 | ||
75 | memcpy(&cmd[1], image, image_size); | |
76 | ||
b9eb1a61 TH |
77 | cmd->cmd = SVGA_CMD_DEFINE_ALPHA_CURSOR; |
78 | cmd->cursor.id = 0; | |
79 | cmd->cursor.width = width; | |
80 | cmd->cursor.height = height; | |
81 | cmd->cursor.hotspotX = hotspotX; | |
82 | cmd->cursor.hotspotY = hotspotY; | |
fb1d9738 | 83 | |
4e0858a6 | 84 | vmw_fifo_commit_flush(dev_priv, cmd_size); |
fb1d9738 JB |
85 | |
86 | return 0; | |
87 | } | |
88 | ||
36cc79bc SY |
89 | static int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv, |
90 | struct vmw_dma_buffer *dmabuf, | |
91 | u32 width, u32 height, | |
92 | u32 hotspotX, u32 hotspotY) | |
6a91d97e JB |
93 | { |
94 | struct ttm_bo_kmap_obj map; | |
95 | unsigned long kmap_offset; | |
96 | unsigned long kmap_num; | |
97 | void *virtual; | |
98 | bool dummy; | |
99 | int ret; | |
100 | ||
101 | kmap_offset = 0; | |
102 | kmap_num = (width*height*4 + PAGE_SIZE - 1) >> PAGE_SHIFT; | |
103 | ||
dfd5e50e | 104 | ret = ttm_bo_reserve(&dmabuf->base, true, false, NULL); |
6a91d97e JB |
105 | if (unlikely(ret != 0)) { |
106 | DRM_ERROR("reserve failed\n"); | |
107 | return -EINVAL; | |
108 | } | |
109 | ||
110 | ret = ttm_bo_kmap(&dmabuf->base, kmap_offset, kmap_num, &map); | |
111 | if (unlikely(ret != 0)) | |
112 | goto err_unreserve; | |
113 | ||
114 | virtual = ttm_kmap_obj_virtual(&map, &dummy); | |
115 | ret = vmw_cursor_update_image(dev_priv, virtual, width, height, | |
116 | hotspotX, hotspotY); | |
117 | ||
118 | ttm_bo_kunmap(&map); | |
119 | err_unreserve: | |
120 | ttm_bo_unreserve(&dmabuf->base); | |
121 | ||
122 | return ret; | |
123 | } | |
124 | ||
125 | ||
36cc79bc SY |
126 | static void vmw_cursor_update_position(struct vmw_private *dev_priv, |
127 | bool show, int x, int y) | |
fb1d9738 | 128 | { |
b76ff5ea | 129 | u32 *fifo_mem = dev_priv->mmio_virt; |
fb1d9738 JB |
130 | uint32_t count; |
131 | ||
36cc79bc | 132 | spin_lock(&dev_priv->cursor_lock); |
b76ff5ea TH |
133 | vmw_mmio_write(show ? 1 : 0, fifo_mem + SVGA_FIFO_CURSOR_ON); |
134 | vmw_mmio_write(x, fifo_mem + SVGA_FIFO_CURSOR_X); | |
135 | vmw_mmio_write(y, fifo_mem + SVGA_FIFO_CURSOR_Y); | |
136 | count = vmw_mmio_read(fifo_mem + SVGA_FIFO_CURSOR_COUNT); | |
137 | vmw_mmio_write(++count, fifo_mem + SVGA_FIFO_CURSOR_COUNT); | |
36cc79bc | 138 | spin_unlock(&dev_priv->cursor_lock); |
fb1d9738 JB |
139 | } |
140 | ||
8fbf9d92 | 141 | |
fb1d9738 JB |
142 | void vmw_kms_cursor_snoop(struct vmw_surface *srf, |
143 | struct ttm_object_file *tfile, | |
144 | struct ttm_buffer_object *bo, | |
145 | SVGA3dCmdHeader *header) | |
146 | { | |
147 | struct ttm_bo_kmap_obj map; | |
148 | unsigned long kmap_offset; | |
149 | unsigned long kmap_num; | |
150 | SVGA3dCopyBox *box; | |
151 | unsigned box_count; | |
152 | void *virtual; | |
153 | bool dummy; | |
154 | struct vmw_dma_cmd { | |
155 | SVGA3dCmdHeader header; | |
156 | SVGA3dCmdSurfaceDMA dma; | |
157 | } *cmd; | |
2ac86371 | 158 | int i, ret; |
fb1d9738 JB |
159 | |
160 | cmd = container_of(header, struct vmw_dma_cmd, header); | |
161 | ||
162 | /* No snooper installed */ | |
163 | if (!srf->snooper.image) | |
164 | return; | |
165 | ||
166 | if (cmd->dma.host.face != 0 || cmd->dma.host.mipmap != 0) { | |
167 | DRM_ERROR("face and mipmap for cursors should never != 0\n"); | |
168 | return; | |
169 | } | |
170 | ||
171 | if (cmd->header.size < 64) { | |
172 | DRM_ERROR("at least one full copy box must be given\n"); | |
173 | return; | |
174 | } | |
175 | ||
176 | box = (SVGA3dCopyBox *)&cmd[1]; | |
177 | box_count = (cmd->header.size - sizeof(SVGA3dCmdSurfaceDMA)) / | |
178 | sizeof(SVGA3dCopyBox); | |
179 | ||
2ac86371 | 180 | if (cmd->dma.guest.ptr.offset % PAGE_SIZE || |
fb1d9738 JB |
181 | box->x != 0 || box->y != 0 || box->z != 0 || |
182 | box->srcx != 0 || box->srcy != 0 || box->srcz != 0 || | |
2ac86371 | 183 | box->d != 1 || box_count != 1) { |
fb1d9738 | 184 | /* TODO handle none page aligned offsets */ |
2ac86371 JB |
185 | /* TODO handle more dst & src != 0 */ |
186 | /* TODO handle more then one copy */ | |
187 | DRM_ERROR("Cant snoop dma request for cursor!\n"); | |
188 | DRM_ERROR("(%u, %u, %u) (%u, %u, %u) (%ux%ux%u) %u %u\n", | |
189 | box->srcx, box->srcy, box->srcz, | |
190 | box->x, box->y, box->z, | |
191 | box->w, box->h, box->d, box_count, | |
192 | cmd->dma.guest.ptr.offset); | |
fb1d9738 JB |
193 | return; |
194 | } | |
195 | ||
196 | kmap_offset = cmd->dma.guest.ptr.offset >> PAGE_SHIFT; | |
197 | kmap_num = (64*64*4) >> PAGE_SHIFT; | |
198 | ||
dfd5e50e | 199 | ret = ttm_bo_reserve(bo, true, false, NULL); |
fb1d9738 JB |
200 | if (unlikely(ret != 0)) { |
201 | DRM_ERROR("reserve failed\n"); | |
202 | return; | |
203 | } | |
204 | ||
205 | ret = ttm_bo_kmap(bo, kmap_offset, kmap_num, &map); | |
206 | if (unlikely(ret != 0)) | |
207 | goto err_unreserve; | |
208 | ||
209 | virtual = ttm_kmap_obj_virtual(&map, &dummy); | |
210 | ||
2ac86371 JB |
211 | if (box->w == 64 && cmd->dma.guest.pitch == 64*4) { |
212 | memcpy(srf->snooper.image, virtual, 64*64*4); | |
213 | } else { | |
214 | /* Image is unsigned pointer. */ | |
215 | for (i = 0; i < box->h; i++) | |
216 | memcpy(srf->snooper.image + i * 64, | |
217 | virtual + i * cmd->dma.guest.pitch, | |
218 | box->w * 4); | |
219 | } | |
220 | ||
fb1d9738 JB |
221 | srf->snooper.age++; |
222 | ||
fb1d9738 JB |
223 | ttm_bo_kunmap(&map); |
224 | err_unreserve: | |
225 | ttm_bo_unreserve(bo); | |
226 | } | |
227 | ||
8fbf9d92 TH |
228 | /** |
229 | * vmw_kms_legacy_hotspot_clear - Clear legacy hotspots | |
230 | * | |
231 | * @dev_priv: Pointer to the device private struct. | |
232 | * | |
233 | * Clears all legacy hotspots. | |
234 | */ | |
235 | void vmw_kms_legacy_hotspot_clear(struct vmw_private *dev_priv) | |
236 | { | |
237 | struct drm_device *dev = dev_priv->dev; | |
238 | struct vmw_display_unit *du; | |
239 | struct drm_crtc *crtc; | |
240 | ||
241 | drm_modeset_lock_all(dev); | |
242 | drm_for_each_crtc(crtc, dev) { | |
243 | du = vmw_crtc_to_du(crtc); | |
244 | ||
245 | du->hotspot_x = 0; | |
246 | du->hotspot_y = 0; | |
247 | } | |
248 | drm_modeset_unlock_all(dev); | |
249 | } | |
250 | ||
fb1d9738 JB |
251 | void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv) |
252 | { | |
253 | struct drm_device *dev = dev_priv->dev; | |
254 | struct vmw_display_unit *du; | |
255 | struct drm_crtc *crtc; | |
256 | ||
257 | mutex_lock(&dev->mode_config.mutex); | |
258 | ||
259 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
260 | du = vmw_crtc_to_du(crtc); | |
261 | if (!du->cursor_surface || | |
262 | du->cursor_age == du->cursor_surface->snooper.age) | |
263 | continue; | |
264 | ||
265 | du->cursor_age = du->cursor_surface->snooper.age; | |
266 | vmw_cursor_update_image(dev_priv, | |
267 | du->cursor_surface->snooper.image, | |
8fbf9d92 TH |
268 | 64, 64, |
269 | du->hotspot_x + du->core_hotspot_x, | |
270 | du->hotspot_y + du->core_hotspot_y); | |
fb1d9738 JB |
271 | } |
272 | ||
273 | mutex_unlock(&dev->mode_config.mutex); | |
274 | } | |
275 | ||
36cc79bc SY |
276 | |
277 | ||
278 | /** | |
279 | * vmw_du_cursor_plane_update() - Update cursor image and location | |
280 | * | |
281 | * @plane: plane object to update | |
282 | * @crtc: owning CRTC of @plane | |
283 | * @fb: framebuffer to flip onto plane | |
284 | * @crtc_x: x offset of plane on crtc | |
285 | * @crtc_y: y offset of plane on crtc | |
286 | * @crtc_w: width of plane rectangle on crtc | |
287 | * @crtc_h: height of plane rectangle on crtc | |
288 | * @src_x: Not used | |
289 | * @src_y: Not used | |
290 | * @src_w: Not used | |
291 | * @src_h: Not used | |
292 | * | |
293 | * | |
294 | * RETURNS: | |
295 | * Zero on success, error code on failure | |
296 | */ | |
297 | int vmw_du_cursor_plane_update(struct drm_plane *plane, | |
298 | struct drm_crtc *crtc, | |
299 | struct drm_framebuffer *fb, | |
300 | int crtc_x, int crtc_y, | |
301 | unsigned int crtc_w, | |
302 | unsigned int crtc_h, | |
303 | uint32_t src_x, uint32_t src_y, | |
304 | uint32_t src_w, uint32_t src_h) | |
305 | { | |
306 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
307 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
308 | struct vmw_surface *surface = NULL; | |
309 | struct vmw_dma_buffer *dmabuf = NULL; | |
310 | s32 hotspot_x, hotspot_y; | |
311 | int ret; | |
312 | ||
313 | hotspot_x = du->hotspot_x + fb->hot_x; | |
314 | hotspot_y = du->hotspot_y + fb->hot_y; | |
315 | ||
316 | /* A lot of the code assumes this */ | |
317 | if (crtc_w != 64 || crtc_h != 64) { | |
318 | ret = -EINVAL; | |
319 | goto out; | |
320 | } | |
321 | ||
322 | if (vmw_framebuffer_to_vfb(fb)->dmabuf) | |
323 | dmabuf = vmw_framebuffer_to_vfbd(fb)->buffer; | |
324 | else | |
325 | surface = vmw_framebuffer_to_vfbs(fb)->surface; | |
326 | ||
327 | if (surface && !surface->snooper.image) { | |
328 | DRM_ERROR("surface not suitable for cursor\n"); | |
329 | ret = -EINVAL; | |
330 | goto out; | |
331 | } | |
332 | ||
333 | /* setup new image */ | |
334 | ret = 0; | |
335 | if (surface) { | |
336 | /* vmw_user_surface_lookup takes one reference */ | |
337 | du->cursor_surface = surface; | |
338 | ||
339 | du->cursor_age = du->cursor_surface->snooper.age; | |
340 | ||
341 | ret = vmw_cursor_update_image(dev_priv, surface->snooper.image, | |
342 | 64, 64, hotspot_x, hotspot_y); | |
343 | } else if (dmabuf) { | |
344 | /* vmw_user_surface_lookup takes one reference */ | |
345 | du->cursor_dmabuf = dmabuf; | |
346 | ||
347 | ret = vmw_cursor_update_dmabuf(dev_priv, dmabuf, crtc_w, crtc_h, | |
348 | hotspot_x, hotspot_y); | |
349 | } else { | |
350 | vmw_cursor_update_position(dev_priv, false, 0, 0); | |
351 | goto out; | |
352 | } | |
353 | ||
354 | if (!ret) { | |
355 | du->cursor_x = crtc_x + du->set_gui_x; | |
356 | du->cursor_y = crtc_y + du->set_gui_y; | |
357 | ||
358 | vmw_cursor_update_position(dev_priv, true, | |
359 | du->cursor_x + hotspot_x, | |
360 | du->cursor_y + hotspot_y); | |
361 | } | |
362 | ||
363 | out: | |
364 | return ret; | |
365 | } | |
366 | ||
367 | ||
368 | int vmw_du_cursor_plane_disable(struct drm_plane *plane) | |
369 | { | |
370 | if (plane->fb) { | |
371 | drm_framebuffer_unreference(plane->fb); | |
372 | plane->fb = NULL; | |
373 | } | |
374 | ||
375 | return -EINVAL; | |
376 | } | |
377 | ||
378 | ||
379 | void vmw_du_cursor_plane_destroy(struct drm_plane *plane) | |
380 | { | |
381 | vmw_cursor_update_position(plane->dev->dev_private, false, 0, 0); | |
382 | ||
383 | drm_plane_cleanup(plane); | |
384 | } | |
385 | ||
386 | ||
387 | void vmw_du_primary_plane_destroy(struct drm_plane *plane) | |
388 | { | |
389 | drm_plane_cleanup(plane); | |
390 | ||
391 | /* Planes are static in our case so we don't free it */ | |
392 | } | |
393 | ||
394 | ||
060e2ad5 SY |
395 | /** |
396 | * vmw_du_vps_unpin_surf - unpins resource associated with a framebuffer surface | |
397 | * | |
398 | * @vps: plane state associated with the display surface | |
399 | * @unreference: true if we also want to unreference the display. | |
400 | */ | |
401 | void vmw_du_plane_unpin_surf(struct vmw_plane_state *vps, | |
402 | bool unreference) | |
403 | { | |
404 | if (vps->surf) { | |
405 | if (vps->pinned) { | |
406 | vmw_resource_unpin(&vps->surf->res); | |
407 | vps->pinned--; | |
408 | } | |
409 | ||
410 | if (unreference) { | |
411 | if (vps->pinned) | |
412 | DRM_ERROR("Surface still pinned\n"); | |
413 | vmw_surface_unreference(&vps->surf); | |
414 | } | |
415 | } | |
416 | } | |
417 | ||
418 | ||
419 | /** | |
420 | * vmw_du_plane_cleanup_fb - Unpins the cursor | |
421 | * | |
422 | * @plane: display plane | |
423 | * @old_state: Contains the FB to clean up | |
424 | * | |
425 | * Unpins the framebuffer surface | |
426 | * | |
427 | * Returns 0 on success | |
428 | */ | |
429 | void | |
430 | vmw_du_plane_cleanup_fb(struct drm_plane *plane, | |
431 | struct drm_plane_state *old_state) | |
432 | { | |
433 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(old_state); | |
434 | ||
435 | vmw_du_plane_unpin_surf(vps, false); | |
436 | } | |
437 | ||
438 | ||
439 | /** | |
440 | * vmw_du_cursor_plane_prepare_fb - Readies the cursor by referencing it | |
441 | * | |
442 | * @plane: display plane | |
443 | * @new_state: info on the new plane state, including the FB | |
444 | * | |
445 | * Returns 0 on success | |
446 | */ | |
447 | int | |
448 | vmw_du_cursor_plane_prepare_fb(struct drm_plane *plane, | |
449 | struct drm_plane_state *new_state) | |
450 | { | |
451 | struct drm_framebuffer *fb = new_state->fb; | |
452 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(new_state); | |
453 | ||
454 | ||
455 | if (vps->surf) | |
456 | vmw_surface_unreference(&vps->surf); | |
457 | ||
458 | if (vps->dmabuf) | |
459 | vmw_dmabuf_unreference(&vps->dmabuf); | |
460 | ||
461 | if (fb) { | |
462 | if (vmw_framebuffer_to_vfb(fb)->dmabuf) { | |
463 | vps->dmabuf = vmw_framebuffer_to_vfbd(fb)->buffer; | |
464 | vmw_dmabuf_reference(vps->dmabuf); | |
465 | } else { | |
466 | vps->surf = vmw_framebuffer_to_vfbs(fb)->surface; | |
467 | vmw_surface_reference(vps->surf); | |
468 | } | |
469 | } | |
470 | ||
471 | return 0; | |
472 | } | |
473 | ||
474 | ||
475 | void | |
476 | vmw_du_cursor_plane_atomic_disable(struct drm_plane *plane, | |
477 | struct drm_plane_state *old_state) | |
478 | { | |
479 | struct drm_crtc *crtc = plane->state->crtc ?: old_state->crtc; | |
480 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
481 | ||
482 | drm_atomic_set_fb_for_plane(plane->state, NULL); | |
483 | vmw_cursor_update_position(dev_priv, false, 0, 0); | |
484 | } | |
485 | ||
486 | ||
487 | void | |
488 | vmw_du_cursor_plane_atomic_update(struct drm_plane *plane, | |
489 | struct drm_plane_state *old_state) | |
490 | { | |
491 | struct drm_crtc *crtc = plane->state->crtc ?: old_state->crtc; | |
492 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
493 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
494 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(plane->state); | |
495 | s32 hotspot_x, hotspot_y; | |
496 | int ret = 0; | |
497 | ||
498 | ||
499 | hotspot_x = du->hotspot_x; | |
500 | hotspot_y = du->hotspot_y; | |
501 | du->cursor_surface = vps->surf; | |
502 | du->cursor_dmabuf = vps->dmabuf; | |
503 | ||
504 | /* setup new image */ | |
505 | if (vps->surf) { | |
506 | du->cursor_age = du->cursor_surface->snooper.age; | |
507 | ||
508 | ret = vmw_cursor_update_image(dev_priv, | |
509 | vps->surf->snooper.image, | |
510 | 64, 64, hotspot_x, hotspot_y); | |
511 | } else if (vps->dmabuf) { | |
512 | ret = vmw_cursor_update_dmabuf(dev_priv, vps->dmabuf, | |
513 | plane->state->crtc_w, | |
514 | plane->state->crtc_h, | |
515 | hotspot_x, hotspot_y); | |
516 | } else { | |
517 | vmw_cursor_update_position(dev_priv, false, 0, 0); | |
518 | return; | |
519 | } | |
520 | ||
521 | if (!ret) { | |
522 | du->cursor_x = plane->state->crtc_x + du->set_gui_x; | |
523 | du->cursor_y = plane->state->crtc_y + du->set_gui_y; | |
524 | ||
525 | vmw_cursor_update_position(dev_priv, true, | |
526 | du->cursor_x + hotspot_x, | |
527 | du->cursor_y + hotspot_y); | |
528 | } else { | |
529 | DRM_ERROR("Failed to update cursor image\n"); | |
530 | } | |
531 | } | |
532 | ||
533 | ||
534 | /** | |
535 | * vmw_du_primary_plane_atomic_check - check if the new state is okay | |
536 | * | |
537 | * @plane: display plane | |
538 | * @state: info on the new plane state, including the FB | |
539 | * | |
540 | * Check if the new state is settable given the current state. Other | |
541 | * than what the atomic helper checks, we care about crtc fitting | |
542 | * the FB and maintaining one active framebuffer. | |
543 | * | |
544 | * Returns 0 on success | |
545 | */ | |
546 | int vmw_du_primary_plane_atomic_check(struct drm_plane *plane, | |
547 | struct drm_plane_state *state) | |
548 | { | |
549 | struct drm_framebuffer *new_fb = state->fb; | |
550 | bool visible; | |
551 | ||
552 | struct drm_rect src = { | |
553 | .x1 = state->src_x, | |
554 | .y1 = state->src_y, | |
555 | .x2 = state->src_x + state->src_w, | |
556 | .y2 = state->src_y + state->src_h, | |
557 | }; | |
558 | struct drm_rect dest = { | |
559 | .x1 = state->crtc_x, | |
560 | .y1 = state->crtc_y, | |
561 | .x2 = state->crtc_x + state->crtc_w, | |
562 | .y2 = state->crtc_y + state->crtc_h, | |
563 | }; | |
564 | struct drm_rect clip = dest; | |
565 | int ret; | |
566 | ||
567 | ret = drm_plane_helper_check_update(plane, state->crtc, new_fb, | |
568 | &src, &dest, &clip, | |
569 | DRM_ROTATE_0, | |
570 | DRM_PLANE_HELPER_NO_SCALING, | |
571 | DRM_PLANE_HELPER_NO_SCALING, | |
572 | false, true, &visible); | |
573 | ||
574 | ||
575 | if (!ret && new_fb) { | |
576 | struct drm_crtc *crtc = state->crtc; | |
577 | struct vmw_connector_state *vcs; | |
578 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
579 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
580 | struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(new_fb); | |
581 | ||
582 | vcs = vmw_connector_state_to_vcs(du->connector.state); | |
583 | ||
584 | if ((dest.x2 > new_fb->width || | |
585 | dest.y2 > new_fb->height)) { | |
586 | DRM_ERROR("CRTC area outside of framebuffer\n"); | |
587 | return -EINVAL; | |
588 | } | |
589 | ||
590 | /* Only one active implicit framebuffer at a time. */ | |
591 | mutex_lock(&dev_priv->global_kms_state_mutex); | |
592 | if (vcs->is_implicit && dev_priv->implicit_fb && | |
593 | !(dev_priv->num_implicit == 1 && du->active_implicit) | |
594 | && dev_priv->implicit_fb != vfb) { | |
595 | DRM_ERROR("Multiple implicit framebuffers " | |
596 | "not supported.\n"); | |
597 | ret = -EINVAL; | |
598 | } | |
599 | mutex_unlock(&dev_priv->global_kms_state_mutex); | |
600 | } | |
601 | ||
602 | ||
603 | return ret; | |
604 | } | |
605 | ||
606 | ||
607 | /** | |
608 | * vmw_du_cursor_plane_atomic_check - check if the new state is okay | |
609 | * | |
610 | * @plane: cursor plane | |
611 | * @state: info on the new plane state | |
612 | * | |
613 | * This is a chance to fail if the new cursor state does not fit | |
614 | * our requirements. | |
615 | * | |
616 | * Returns 0 on success | |
617 | */ | |
618 | int vmw_du_cursor_plane_atomic_check(struct drm_plane *plane, | |
619 | struct drm_plane_state *new_state) | |
620 | { | |
621 | int ret = 0; | |
622 | struct vmw_surface *surface = NULL; | |
623 | struct drm_framebuffer *fb = new_state->fb; | |
624 | ||
625 | ||
626 | /* Turning off */ | |
627 | if (!fb) | |
628 | return ret; | |
629 | ||
630 | /* A lot of the code assumes this */ | |
631 | if (new_state->crtc_w != 64 || new_state->crtc_h != 64) { | |
632 | DRM_ERROR("Invalid cursor dimensions (%d, %d)\n", | |
633 | new_state->crtc_w, new_state->crtc_h); | |
634 | ret = -EINVAL; | |
635 | } | |
636 | ||
637 | if (!vmw_framebuffer_to_vfb(fb)->dmabuf) | |
638 | surface = vmw_framebuffer_to_vfbs(fb)->surface; | |
639 | ||
640 | if (surface && !surface->snooper.image) { | |
641 | DRM_ERROR("surface not suitable for cursor\n"); | |
642 | ret = -EINVAL; | |
643 | } | |
644 | ||
645 | return ret; | |
646 | } | |
647 | ||
648 | ||
06ec4190 SY |
649 | int vmw_du_crtc_atomic_check(struct drm_crtc *crtc, |
650 | struct drm_crtc_state *new_state) | |
651 | { | |
652 | struct vmw_display_unit *du = vmw_crtc_to_du(new_state->crtc); | |
653 | int connector_mask = 1 << drm_connector_index(&du->connector); | |
654 | bool has_primary = new_state->plane_mask & | |
655 | BIT(drm_plane_index(crtc->primary)); | |
656 | ||
657 | /* We always want to have an active plane with an active CRTC */ | |
658 | if (has_primary != new_state->enable) | |
659 | return -EINVAL; | |
660 | ||
661 | ||
662 | if (new_state->connector_mask != connector_mask && | |
663 | new_state->connector_mask != 0) { | |
664 | DRM_ERROR("Invalid connectors configuration\n"); | |
665 | return -EINVAL; | |
666 | } | |
667 | ||
668 | /* | |
669 | * Our virtual device does not have a dot clock, so use the logical | |
670 | * clock value as the dot clock. | |
671 | */ | |
672 | if (new_state->mode.crtc_clock == 0) | |
673 | new_state->adjusted_mode.crtc_clock = new_state->mode.clock; | |
674 | ||
675 | return 0; | |
676 | } | |
677 | ||
678 | ||
679 | void vmw_du_crtc_atomic_begin(struct drm_crtc *crtc, | |
680 | struct drm_crtc_state *old_crtc_state) | |
681 | { | |
682 | } | |
683 | ||
684 | ||
685 | void vmw_du_crtc_atomic_flush(struct drm_crtc *crtc, | |
686 | struct drm_crtc_state *old_crtc_state) | |
687 | { | |
688 | struct drm_pending_vblank_event *event = crtc->state->event; | |
689 | ||
690 | if (event) { | |
691 | crtc->state->event = NULL; | |
692 | ||
693 | spin_lock_irq(&crtc->dev->event_lock); | |
694 | if (drm_crtc_vblank_get(crtc) == 0) | |
695 | drm_crtc_arm_vblank_event(crtc, event); | |
696 | else | |
697 | drm_crtc_send_vblank_event(crtc, event); | |
698 | spin_unlock_irq(&crtc->dev->event_lock); | |
699 | } | |
700 | ||
701 | } | |
702 | ||
703 | ||
9c2542a4 SY |
704 | /** |
705 | * vmw_du_crtc_duplicate_state - duplicate crtc state | |
706 | * @crtc: DRM crtc | |
707 | * | |
708 | * Allocates and returns a copy of the crtc state (both common and | |
709 | * vmw-specific) for the specified crtc. | |
710 | * | |
711 | * Returns: The newly allocated crtc state, or NULL on failure. | |
712 | */ | |
713 | struct drm_crtc_state * | |
714 | vmw_du_crtc_duplicate_state(struct drm_crtc *crtc) | |
715 | { | |
716 | struct drm_crtc_state *state; | |
717 | struct vmw_crtc_state *vcs; | |
718 | ||
719 | if (WARN_ON(!crtc->state)) | |
720 | return NULL; | |
721 | ||
722 | vcs = kmemdup(crtc->state, sizeof(*vcs), GFP_KERNEL); | |
723 | ||
724 | if (!vcs) | |
725 | return NULL; | |
726 | ||
727 | state = &vcs->base; | |
728 | ||
729 | __drm_atomic_helper_crtc_duplicate_state(crtc, state); | |
730 | ||
731 | return state; | |
732 | } | |
733 | ||
734 | ||
735 | /** | |
736 | * vmw_du_crtc_reset - creates a blank vmw crtc state | |
737 | * @crtc: DRM crtc | |
738 | * | |
739 | * Resets the atomic state for @crtc by freeing the state pointer (which | |
740 | * might be NULL, e.g. at driver load time) and allocating a new empty state | |
741 | * object. | |
742 | */ | |
743 | void vmw_du_crtc_reset(struct drm_crtc *crtc) | |
744 | { | |
745 | struct vmw_crtc_state *vcs; | |
746 | ||
747 | ||
748 | if (crtc->state) { | |
749 | __drm_atomic_helper_crtc_destroy_state(crtc->state); | |
750 | ||
751 | kfree(vmw_crtc_state_to_vcs(crtc->state)); | |
752 | } | |
753 | ||
754 | vcs = kzalloc(sizeof(*vcs), GFP_KERNEL); | |
755 | ||
756 | if (!vcs) { | |
757 | DRM_ERROR("Cannot allocate vmw_crtc_state\n"); | |
758 | return; | |
759 | } | |
760 | ||
761 | crtc->state = &vcs->base; | |
762 | crtc->state->crtc = crtc; | |
763 | } | |
764 | ||
765 | ||
766 | /** | |
767 | * vmw_du_crtc_destroy_state - destroy crtc state | |
768 | * @crtc: DRM crtc | |
769 | * @state: state object to destroy | |
770 | * | |
771 | * Destroys the crtc state (both common and vmw-specific) for the | |
772 | * specified plane. | |
773 | */ | |
774 | void | |
775 | vmw_du_crtc_destroy_state(struct drm_crtc *crtc, | |
776 | struct drm_crtc_state *state) | |
777 | { | |
778 | drm_atomic_helper_crtc_destroy_state(crtc, state); | |
779 | } | |
780 | ||
781 | ||
cc5ec459 SY |
782 | /** |
783 | * vmw_du_plane_duplicate_state - duplicate plane state | |
784 | * @plane: drm plane | |
785 | * | |
786 | * Allocates and returns a copy of the plane state (both common and | |
787 | * vmw-specific) for the specified plane. | |
788 | * | |
789 | * Returns: The newly allocated plane state, or NULL on failure. | |
790 | */ | |
791 | struct drm_plane_state * | |
792 | vmw_du_plane_duplicate_state(struct drm_plane *plane) | |
793 | { | |
794 | struct drm_plane_state *state; | |
795 | struct vmw_plane_state *vps; | |
796 | ||
797 | vps = kmemdup(plane->state, sizeof(*vps), GFP_KERNEL); | |
798 | ||
799 | if (!vps) | |
800 | return NULL; | |
801 | ||
802 | vps->pinned = 0; | |
803 | ||
804 | /* Each ref counted resource needs to be acquired again */ | |
805 | if (vps->surf) | |
806 | (void) vmw_surface_reference(vps->surf); | |
807 | ||
808 | if (vps->dmabuf) | |
809 | (void) vmw_dmabuf_reference(vps->dmabuf); | |
810 | ||
811 | state = &vps->base; | |
812 | ||
813 | __drm_atomic_helper_plane_duplicate_state(plane, state); | |
814 | ||
815 | return state; | |
816 | } | |
817 | ||
818 | ||
819 | /** | |
820 | * vmw_du_plane_reset - creates a blank vmw plane state | |
821 | * @plane: drm plane | |
822 | * | |
823 | * Resets the atomic state for @plane by freeing the state pointer (which might | |
824 | * be NULL, e.g. at driver load time) and allocating a new empty state object. | |
825 | */ | |
826 | void vmw_du_plane_reset(struct drm_plane *plane) | |
827 | { | |
828 | struct vmw_plane_state *vps; | |
829 | ||
830 | ||
831 | if (plane->state) | |
832 | vmw_du_plane_destroy_state(plane, plane->state); | |
833 | ||
834 | vps = kzalloc(sizeof(*vps), GFP_KERNEL); | |
835 | ||
836 | if (!vps) { | |
837 | DRM_ERROR("Cannot allocate vmw_plane_state\n"); | |
838 | return; | |
839 | } | |
840 | ||
841 | plane->state = &vps->base; | |
842 | plane->state->plane = plane; | |
843 | plane->state->rotation = DRM_ROTATE_0; | |
844 | } | |
845 | ||
846 | ||
847 | /** | |
848 | * vmw_du_plane_destroy_state - destroy plane state | |
849 | * @plane: DRM plane | |
850 | * @state: state object to destroy | |
851 | * | |
852 | * Destroys the plane state (both common and vmw-specific) for the | |
853 | * specified plane. | |
854 | */ | |
855 | void | |
856 | vmw_du_plane_destroy_state(struct drm_plane *plane, | |
857 | struct drm_plane_state *state) | |
858 | { | |
859 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(state); | |
860 | ||
861 | ||
862 | if (vps->surf) | |
863 | vmw_surface_unreference(&vps->surf); | |
864 | ||
865 | if (vps->dmabuf) | |
866 | vmw_dmabuf_unreference(&vps->dmabuf); | |
867 | ||
868 | drm_atomic_helper_plane_destroy_state(plane, state); | |
869 | } | |
870 | ||
871 | ||
d7721ca7 SY |
872 | /** |
873 | * vmw_du_connector_duplicate_state - duplicate connector state | |
874 | * @connector: DRM connector | |
875 | * | |
876 | * Allocates and returns a copy of the connector state (both common and | |
877 | * vmw-specific) for the specified connector. | |
878 | * | |
879 | * Returns: The newly allocated connector state, or NULL on failure. | |
880 | */ | |
881 | struct drm_connector_state * | |
882 | vmw_du_connector_duplicate_state(struct drm_connector *connector) | |
883 | { | |
884 | struct drm_connector_state *state; | |
885 | struct vmw_connector_state *vcs; | |
886 | ||
887 | if (WARN_ON(!connector->state)) | |
888 | return NULL; | |
889 | ||
890 | vcs = kmemdup(connector->state, sizeof(*vcs), GFP_KERNEL); | |
891 | ||
892 | if (!vcs) | |
893 | return NULL; | |
894 | ||
895 | state = &vcs->base; | |
896 | ||
897 | __drm_atomic_helper_connector_duplicate_state(connector, state); | |
898 | ||
899 | return state; | |
900 | } | |
901 | ||
902 | ||
903 | /** | |
904 | * vmw_du_connector_reset - creates a blank vmw connector state | |
905 | * @connector: DRM connector | |
906 | * | |
907 | * Resets the atomic state for @connector by freeing the state pointer (which | |
908 | * might be NULL, e.g. at driver load time) and allocating a new empty state | |
909 | * object. | |
910 | */ | |
911 | void vmw_du_connector_reset(struct drm_connector *connector) | |
912 | { | |
913 | struct vmw_connector_state *vcs; | |
914 | ||
915 | ||
916 | if (connector->state) { | |
917 | __drm_atomic_helper_connector_destroy_state(connector->state); | |
918 | ||
919 | kfree(vmw_connector_state_to_vcs(connector->state)); | |
920 | } | |
921 | ||
922 | vcs = kzalloc(sizeof(*vcs), GFP_KERNEL); | |
923 | ||
924 | if (!vcs) { | |
925 | DRM_ERROR("Cannot allocate vmw_connector_state\n"); | |
926 | return; | |
927 | } | |
928 | ||
929 | __drm_atomic_helper_connector_reset(connector, &vcs->base); | |
930 | } | |
931 | ||
932 | ||
933 | /** | |
934 | * vmw_du_connector_destroy_state - destroy connector state | |
935 | * @connector: DRM connector | |
936 | * @state: state object to destroy | |
937 | * | |
938 | * Destroys the connector state (both common and vmw-specific) for the | |
939 | * specified plane. | |
940 | */ | |
941 | void | |
942 | vmw_du_connector_destroy_state(struct drm_connector *connector, | |
943 | struct drm_connector_state *state) | |
944 | { | |
945 | drm_atomic_helper_connector_destroy_state(connector, state); | |
946 | } | |
fb1d9738 JB |
947 | /* |
948 | * Generic framebuffer code | |
949 | */ | |
950 | ||
fb1d9738 JB |
951 | /* |
952 | * Surface framebuffer code | |
953 | */ | |
954 | ||
847c5964 | 955 | static void vmw_framebuffer_surface_destroy(struct drm_framebuffer *framebuffer) |
fb1d9738 | 956 | { |
3a939a5e | 957 | struct vmw_framebuffer_surface *vfbs = |
fb1d9738 | 958 | vmw_framebuffer_to_vfbs(framebuffer); |
3a939a5e | 959 | |
fb1d9738 | 960 | drm_framebuffer_cleanup(framebuffer); |
3a939a5e | 961 | vmw_surface_unreference(&vfbs->surface); |
a278724a TH |
962 | if (vfbs->base.user_obj) |
963 | ttm_base_object_unref(&vfbs->base.user_obj); | |
fb1d9738 | 964 | |
3a939a5e | 965 | kfree(vfbs); |
fb1d9738 JB |
966 | } |
967 | ||
847c5964 | 968 | static int vmw_framebuffer_surface_dirty(struct drm_framebuffer *framebuffer, |
02b00162 | 969 | struct drm_file *file_priv, |
fb1d9738 JB |
970 | unsigned flags, unsigned color, |
971 | struct drm_clip_rect *clips, | |
972 | unsigned num_clips) | |
973 | { | |
974 | struct vmw_private *dev_priv = vmw_priv(framebuffer->dev); | |
975 | struct vmw_framebuffer_surface *vfbs = | |
976 | vmw_framebuffer_to_vfbs(framebuffer); | |
fb1d9738 | 977 | struct drm_clip_rect norect; |
5deb65cf | 978 | int ret, inc = 1; |
fb1d9738 | 979 | |
c8261a96 SY |
980 | /* Legacy Display Unit does not support 3D */ |
981 | if (dev_priv->active_display_unit == vmw_du_legacy) | |
01e81419 JB |
982 | return -EINVAL; |
983 | ||
73e9efd4 VS |
984 | drm_modeset_lock_all(dev_priv->dev); |
985 | ||
294adf7d | 986 | ret = ttm_read_lock(&dev_priv->reservation_sem, true); |
73e9efd4 VS |
987 | if (unlikely(ret != 0)) { |
988 | drm_modeset_unlock_all(dev_priv->dev); | |
3a939a5e | 989 | return ret; |
73e9efd4 | 990 | } |
3a939a5e | 991 | |
fb1d9738 JB |
992 | if (!num_clips) { |
993 | num_clips = 1; | |
994 | clips = &norect; | |
995 | norect.x1 = norect.y1 = 0; | |
996 | norect.x2 = framebuffer->width; | |
997 | norect.y2 = framebuffer->height; | |
998 | } else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) { | |
999 | num_clips /= 2; | |
1000 | inc = 2; /* skip source rects */ | |
1001 | } | |
1002 | ||
c8261a96 | 1003 | if (dev_priv->active_display_unit == vmw_du_screen_object) |
10b1e0ca TH |
1004 | ret = vmw_kms_sou_do_surface_dirty(dev_priv, &vfbs->base, |
1005 | clips, NULL, NULL, 0, 0, | |
1006 | num_clips, inc, NULL); | |
35c05125 | 1007 | else |
6bf6bf03 TH |
1008 | ret = vmw_kms_stdu_surface_dirty(dev_priv, &vfbs->base, |
1009 | clips, NULL, NULL, 0, 0, | |
1010 | num_clips, inc, NULL); | |
fb1d9738 | 1011 | |
3eab3d9e | 1012 | vmw_fifo_flush(dev_priv, false); |
294adf7d | 1013 | ttm_read_unlock(&dev_priv->reservation_sem); |
73e9efd4 VS |
1014 | |
1015 | drm_modeset_unlock_all(dev_priv->dev); | |
1016 | ||
fb1d9738 JB |
1017 | return 0; |
1018 | } | |
1019 | ||
10b1e0ca TH |
1020 | /** |
1021 | * vmw_kms_readback - Perform a readback from the screen system to | |
1022 | * a dma-buffer backed framebuffer. | |
1023 | * | |
1024 | * @dev_priv: Pointer to the device private structure. | |
1025 | * @file_priv: Pointer to a struct drm_file identifying the caller. | |
1026 | * Must be set to NULL if @user_fence_rep is NULL. | |
1027 | * @vfb: Pointer to the dma-buffer backed framebuffer. | |
1028 | * @user_fence_rep: User-space provided structure for fence information. | |
1029 | * Must be set to non-NULL if @file_priv is non-NULL. | |
1030 | * @vclips: Array of clip rects. | |
1031 | * @num_clips: Number of clip rects in @vclips. | |
1032 | * | |
1033 | * Returns 0 on success, negative error code on failure. -ERESTARTSYS if | |
1034 | * interrupted. | |
1035 | */ | |
1036 | int vmw_kms_readback(struct vmw_private *dev_priv, | |
1037 | struct drm_file *file_priv, | |
1038 | struct vmw_framebuffer *vfb, | |
1039 | struct drm_vmw_fence_rep __user *user_fence_rep, | |
1040 | struct drm_vmw_rect *vclips, | |
1041 | uint32_t num_clips) | |
1042 | { | |
1043 | switch (dev_priv->active_display_unit) { | |
1044 | case vmw_du_screen_object: | |
1045 | return vmw_kms_sou_readback(dev_priv, file_priv, vfb, | |
1046 | user_fence_rep, vclips, num_clips); | |
6bf6bf03 TH |
1047 | case vmw_du_screen_target: |
1048 | return vmw_kms_stdu_dma(dev_priv, file_priv, vfb, | |
1049 | user_fence_rep, NULL, vclips, num_clips, | |
1050 | 1, false, true); | |
10b1e0ca TH |
1051 | default: |
1052 | WARN_ONCE(true, | |
1053 | "Readback called with invalid display system.\n"); | |
6bf6bf03 | 1054 | } |
10b1e0ca TH |
1055 | |
1056 | return -ENOSYS; | |
1057 | } | |
1058 | ||
1059 | ||
d7955fcf | 1060 | static const struct drm_framebuffer_funcs vmw_framebuffer_surface_funcs = { |
fb1d9738 JB |
1061 | .destroy = vmw_framebuffer_surface_destroy, |
1062 | .dirty = vmw_framebuffer_surface_dirty, | |
fb1d9738 JB |
1063 | }; |
1064 | ||
d3216a0c TH |
1065 | static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv, |
1066 | struct vmw_surface *surface, | |
1067 | struct vmw_framebuffer **out, | |
dabdcdc9 | 1068 | const struct drm_mode_fb_cmd2 |
f89c6c32 SY |
1069 | *mode_cmd, |
1070 | bool is_dmabuf_proxy) | |
fb1d9738 JB |
1071 | |
1072 | { | |
1073 | struct drm_device *dev = dev_priv->dev; | |
1074 | struct vmw_framebuffer_surface *vfbs; | |
d3216a0c | 1075 | enum SVGA3dSurfaceFormat format; |
fb1d9738 | 1076 | int ret; |
dabdcdc9 | 1077 | struct drm_format_name_buf format_name; |
fb1d9738 | 1078 | |
c8261a96 SY |
1079 | /* 3D is only supported on HWv8 and newer hosts */ |
1080 | if (dev_priv->active_display_unit == vmw_du_legacy) | |
01e81419 JB |
1081 | return -ENOSYS; |
1082 | ||
d3216a0c TH |
1083 | /* |
1084 | * Sanity checks. | |
1085 | */ | |
1086 | ||
e7ac9211 JB |
1087 | /* Surface must be marked as a scanout. */ |
1088 | if (unlikely(!surface->scanout)) | |
1089 | return -EINVAL; | |
1090 | ||
d3216a0c TH |
1091 | if (unlikely(surface->mip_levels[0] != 1 || |
1092 | surface->num_sizes != 1 || | |
b360a3ce TH |
1093 | surface->base_size.width < mode_cmd->width || |
1094 | surface->base_size.height < mode_cmd->height || | |
1095 | surface->base_size.depth != 1)) { | |
d3216a0c TH |
1096 | DRM_ERROR("Incompatible surface dimensions " |
1097 | "for requested mode.\n"); | |
1098 | return -EINVAL; | |
1099 | } | |
1100 | ||
dabdcdc9 DV |
1101 | switch (mode_cmd->pixel_format) { |
1102 | case DRM_FORMAT_ARGB8888: | |
d3216a0c TH |
1103 | format = SVGA3D_A8R8G8B8; |
1104 | break; | |
dabdcdc9 | 1105 | case DRM_FORMAT_XRGB8888: |
d3216a0c TH |
1106 | format = SVGA3D_X8R8G8B8; |
1107 | break; | |
dabdcdc9 | 1108 | case DRM_FORMAT_RGB565: |
d3216a0c TH |
1109 | format = SVGA3D_R5G6B5; |
1110 | break; | |
dabdcdc9 | 1111 | case DRM_FORMAT_XRGB1555: |
d3216a0c TH |
1112 | format = SVGA3D_A1R5G5B5; |
1113 | break; | |
1114 | default: | |
dabdcdc9 DV |
1115 | DRM_ERROR("Invalid pixel format: %s\n", |
1116 | drm_get_format_name(mode_cmd->pixel_format, &format_name)); | |
d3216a0c TH |
1117 | return -EINVAL; |
1118 | } | |
1119 | ||
d80efd5c TH |
1120 | /* |
1121 | * For DX, surface format validation is done when surface->scanout | |
1122 | * is set. | |
1123 | */ | |
1124 | if (!dev_priv->has_dx && format != surface->format) { | |
d3216a0c TH |
1125 | DRM_ERROR("Invalid surface format for requested mode.\n"); |
1126 | return -EINVAL; | |
1127 | } | |
1128 | ||
fb1d9738 JB |
1129 | vfbs = kzalloc(sizeof(*vfbs), GFP_KERNEL); |
1130 | if (!vfbs) { | |
1131 | ret = -ENOMEM; | |
1132 | goto out_err1; | |
1133 | } | |
1134 | ||
a3f913ca | 1135 | drm_helper_mode_fill_fb_struct(dev, &vfbs->base.base, mode_cmd); |
05c95018 | 1136 | vfbs->surface = vmw_surface_reference(surface); |
dabdcdc9 | 1137 | vfbs->base.user_handle = mode_cmd->handles[0]; |
f89c6c32 | 1138 | vfbs->is_dmabuf_proxy = is_dmabuf_proxy; |
3a939a5e | 1139 | |
fb1d9738 JB |
1140 | *out = &vfbs->base; |
1141 | ||
80f0b5af DV |
1142 | ret = drm_framebuffer_init(dev, &vfbs->base.base, |
1143 | &vmw_framebuffer_surface_funcs); | |
1144 | if (ret) | |
05c95018 | 1145 | goto out_err2; |
80f0b5af | 1146 | |
fb1d9738 JB |
1147 | return 0; |
1148 | ||
fb1d9738 | 1149 | out_err2: |
05c95018 | 1150 | vmw_surface_unreference(&surface); |
fb1d9738 JB |
1151 | kfree(vfbs); |
1152 | out_err1: | |
1153 | return ret; | |
1154 | } | |
1155 | ||
1156 | /* | |
1157 | * Dmabuf framebuffer code | |
1158 | */ | |
1159 | ||
847c5964 | 1160 | static void vmw_framebuffer_dmabuf_destroy(struct drm_framebuffer *framebuffer) |
fb1d9738 JB |
1161 | { |
1162 | struct vmw_framebuffer_dmabuf *vfbd = | |
1163 | vmw_framebuffer_to_vfbd(framebuffer); | |
1164 | ||
1165 | drm_framebuffer_cleanup(framebuffer); | |
1166 | vmw_dmabuf_unreference(&vfbd->buffer); | |
a278724a TH |
1167 | if (vfbd->base.user_obj) |
1168 | ttm_base_object_unref(&vfbd->base.user_obj); | |
fb1d9738 JB |
1169 | |
1170 | kfree(vfbd); | |
1171 | } | |
1172 | ||
847c5964 | 1173 | static int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer, |
02b00162 | 1174 | struct drm_file *file_priv, |
fb1d9738 JB |
1175 | unsigned flags, unsigned color, |
1176 | struct drm_clip_rect *clips, | |
1177 | unsigned num_clips) | |
1178 | { | |
1179 | struct vmw_private *dev_priv = vmw_priv(framebuffer->dev); | |
5deb65cf JB |
1180 | struct vmw_framebuffer_dmabuf *vfbd = |
1181 | vmw_framebuffer_to_vfbd(framebuffer); | |
fb1d9738 | 1182 | struct drm_clip_rect norect; |
5deb65cf | 1183 | int ret, increment = 1; |
fb1d9738 | 1184 | |
73e9efd4 VS |
1185 | drm_modeset_lock_all(dev_priv->dev); |
1186 | ||
294adf7d | 1187 | ret = ttm_read_lock(&dev_priv->reservation_sem, true); |
73e9efd4 VS |
1188 | if (unlikely(ret != 0)) { |
1189 | drm_modeset_unlock_all(dev_priv->dev); | |
3a939a5e | 1190 | return ret; |
73e9efd4 | 1191 | } |
3a939a5e | 1192 | |
df1c93ba | 1193 | if (!num_clips) { |
fb1d9738 JB |
1194 | num_clips = 1; |
1195 | clips = &norect; | |
1196 | norect.x1 = norect.y1 = 0; | |
1197 | norect.x2 = framebuffer->width; | |
1198 | norect.y2 = framebuffer->height; | |
1199 | } else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) { | |
1200 | num_clips /= 2; | |
1201 | increment = 2; | |
1202 | } | |
1203 | ||
6bf6bf03 TH |
1204 | switch (dev_priv->active_display_unit) { |
1205 | case vmw_du_screen_target: | |
1206 | ret = vmw_kms_stdu_dma(dev_priv, NULL, &vfbd->base, NULL, | |
1207 | clips, NULL, num_clips, increment, | |
1208 | true, true); | |
1209 | break; | |
1210 | case vmw_du_screen_object: | |
10b1e0ca | 1211 | ret = vmw_kms_sou_do_dmabuf_dirty(dev_priv, &vfbd->base, |
897b8180 TH |
1212 | clips, NULL, num_clips, |
1213 | increment, true, NULL); | |
6bf6bf03 | 1214 | break; |
352b20dc TH |
1215 | case vmw_du_legacy: |
1216 | ret = vmw_kms_ldu_do_dmabuf_dirty(dev_priv, &vfbd->base, 0, 0, | |
1217 | clips, num_clips, increment); | |
1218 | break; | |
6bf6bf03 | 1219 | default: |
352b20dc TH |
1220 | ret = -EINVAL; |
1221 | WARN_ONCE(true, "Dirty called with invalid display system.\n"); | |
6bf6bf03 | 1222 | break; |
56d1c78d | 1223 | } |
fb1d9738 | 1224 | |
3eab3d9e | 1225 | vmw_fifo_flush(dev_priv, false); |
294adf7d | 1226 | ttm_read_unlock(&dev_priv->reservation_sem); |
73e9efd4 VS |
1227 | |
1228 | drm_modeset_unlock_all(dev_priv->dev); | |
1229 | ||
5deb65cf | 1230 | return ret; |
fb1d9738 JB |
1231 | } |
1232 | ||
d7955fcf | 1233 | static const struct drm_framebuffer_funcs vmw_framebuffer_dmabuf_funcs = { |
fb1d9738 JB |
1234 | .destroy = vmw_framebuffer_dmabuf_destroy, |
1235 | .dirty = vmw_framebuffer_dmabuf_dirty, | |
fb1d9738 JB |
1236 | }; |
1237 | ||
497a3ff9 JB |
1238 | /** |
1239 | * Pin the dmabuffer to the start of vram. | |
1240 | */ | |
fd006a43 | 1241 | static int vmw_framebuffer_pin(struct vmw_framebuffer *vfb) |
fb1d9738 JB |
1242 | { |
1243 | struct vmw_private *dev_priv = vmw_priv(vfb->base.dev); | |
fd006a43 | 1244 | struct vmw_dma_buffer *buf; |
fb1d9738 JB |
1245 | int ret; |
1246 | ||
fd006a43 TH |
1247 | buf = vfb->dmabuf ? vmw_framebuffer_to_vfbd(&vfb->base)->buffer : |
1248 | vmw_framebuffer_to_vfbs(&vfb->base)->surface->res.backup; | |
fb1d9738 | 1249 | |
fd006a43 TH |
1250 | if (!buf) |
1251 | return 0; | |
fb1d9738 | 1252 | |
fd006a43 TH |
1253 | switch (dev_priv->active_display_unit) { |
1254 | case vmw_du_legacy: | |
1255 | vmw_overlay_pause_all(dev_priv); | |
1256 | ret = vmw_dmabuf_pin_in_start_of_vram(dev_priv, buf, false); | |
1257 | vmw_overlay_resume_all(dev_priv); | |
1258 | break; | |
1259 | case vmw_du_screen_object: | |
1260 | case vmw_du_screen_target: | |
1261 | if (vfb->dmabuf) | |
1262 | return vmw_dmabuf_pin_in_vram_or_gmr(dev_priv, buf, | |
1263 | false); | |
fb1d9738 | 1264 | |
fd006a43 TH |
1265 | return vmw_dmabuf_pin_in_placement(dev_priv, buf, |
1266 | &vmw_mob_placement, false); | |
1267 | default: | |
1268 | return -EINVAL; | |
1269 | } | |
316ab13a | 1270 | |
fd006a43 | 1271 | return ret; |
fb1d9738 JB |
1272 | } |
1273 | ||
fd006a43 | 1274 | static int vmw_framebuffer_unpin(struct vmw_framebuffer *vfb) |
fb1d9738 JB |
1275 | { |
1276 | struct vmw_private *dev_priv = vmw_priv(vfb->base.dev); | |
fd006a43 | 1277 | struct vmw_dma_buffer *buf; |
fb1d9738 | 1278 | |
fd006a43 TH |
1279 | buf = vfb->dmabuf ? vmw_framebuffer_to_vfbd(&vfb->base)->buffer : |
1280 | vmw_framebuffer_to_vfbs(&vfb->base)->surface->res.backup; | |
fb1d9738 | 1281 | |
fd006a43 | 1282 | if (WARN_ON(!buf)) |
fb1d9738 | 1283 | return 0; |
fb1d9738 | 1284 | |
fd006a43 | 1285 | return vmw_dmabuf_unpin(dev_priv, buf, false); |
fb1d9738 JB |
1286 | } |
1287 | ||
f89c6c32 SY |
1288 | /** |
1289 | * vmw_create_dmabuf_proxy - create a proxy surface for the DMA buf | |
1290 | * | |
1291 | * @dev: DRM device | |
1292 | * @mode_cmd: parameters for the new surface | |
1293 | * @dmabuf_mob: MOB backing the DMA buf | |
1294 | * @srf_out: newly created surface | |
1295 | * | |
1296 | * When the content FB is a DMA buf, we create a surface as a proxy to the | |
1297 | * same buffer. This way we can do a surface copy rather than a surface DMA. | |
1298 | * This is a more efficient approach | |
1299 | * | |
1300 | * RETURNS: | |
1301 | * 0 on success, error code otherwise | |
1302 | */ | |
1303 | static int vmw_create_dmabuf_proxy(struct drm_device *dev, | |
dabdcdc9 | 1304 | const struct drm_mode_fb_cmd2 *mode_cmd, |
f89c6c32 SY |
1305 | struct vmw_dma_buffer *dmabuf_mob, |
1306 | struct vmw_surface **srf_out) | |
1307 | { | |
1308 | uint32_t format; | |
8cd9f251 | 1309 | struct drm_vmw_size content_base_size = {0}; |
6bf6bf03 | 1310 | struct vmw_resource *res; |
a50e2bf5 | 1311 | unsigned int bytes_pp; |
dabdcdc9 | 1312 | struct drm_format_name_buf format_name; |
f89c6c32 SY |
1313 | int ret; |
1314 | ||
dabdcdc9 DV |
1315 | switch (mode_cmd->pixel_format) { |
1316 | case DRM_FORMAT_ARGB8888: | |
1317 | case DRM_FORMAT_XRGB8888: | |
f89c6c32 | 1318 | format = SVGA3D_X8R8G8B8; |
a50e2bf5 | 1319 | bytes_pp = 4; |
f89c6c32 SY |
1320 | break; |
1321 | ||
dabdcdc9 DV |
1322 | case DRM_FORMAT_RGB565: |
1323 | case DRM_FORMAT_XRGB1555: | |
f89c6c32 | 1324 | format = SVGA3D_R5G6B5; |
a50e2bf5 | 1325 | bytes_pp = 2; |
f89c6c32 SY |
1326 | break; |
1327 | ||
1328 | case 8: | |
1329 | format = SVGA3D_P8; | |
a50e2bf5 | 1330 | bytes_pp = 1; |
f89c6c32 SY |
1331 | break; |
1332 | ||
1333 | default: | |
dabdcdc9 DV |
1334 | DRM_ERROR("Invalid framebuffer format %s\n", |
1335 | drm_get_format_name(mode_cmd->pixel_format, &format_name)); | |
f89c6c32 SY |
1336 | return -EINVAL; |
1337 | } | |
1338 | ||
dabdcdc9 | 1339 | content_base_size.width = mode_cmd->pitches[0] / bytes_pp; |
f89c6c32 SY |
1340 | content_base_size.height = mode_cmd->height; |
1341 | content_base_size.depth = 1; | |
1342 | ||
1343 | ret = vmw_surface_gb_priv_define(dev, | |
1344 | 0, /* kernel visible only */ | |
1345 | 0, /* flags */ | |
1346 | format, | |
1347 | true, /* can be a scanout buffer */ | |
1348 | 1, /* num of mip levels */ | |
1349 | 0, | |
d80efd5c | 1350 | 0, |
f89c6c32 SY |
1351 | content_base_size, |
1352 | srf_out); | |
1353 | if (ret) { | |
1354 | DRM_ERROR("Failed to allocate proxy content buffer\n"); | |
1355 | return ret; | |
fb1d9738 JB |
1356 | } |
1357 | ||
6bf6bf03 | 1358 | res = &(*srf_out)->res; |
f89c6c32 | 1359 | |
6bf6bf03 TH |
1360 | /* Reserve and switch the backing mob. */ |
1361 | mutex_lock(&res->dev_priv->cmdbuf_mutex); | |
1362 | (void) vmw_resource_reserve(res, false, true); | |
1363 | vmw_dmabuf_unreference(&res->backup); | |
1364 | res->backup = vmw_dmabuf_reference(dmabuf_mob); | |
1365 | res->backup_offset = 0; | |
d80efd5c | 1366 | vmw_resource_unreserve(res, false, NULL, 0); |
6bf6bf03 | 1367 | mutex_unlock(&res->dev_priv->cmdbuf_mutex); |
f89c6c32 | 1368 | |
6bf6bf03 | 1369 | return 0; |
fb1d9738 JB |
1370 | } |
1371 | ||
f89c6c32 SY |
1372 | |
1373 | ||
d3216a0c TH |
1374 | static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv, |
1375 | struct vmw_dma_buffer *dmabuf, | |
1376 | struct vmw_framebuffer **out, | |
dabdcdc9 | 1377 | const struct drm_mode_fb_cmd2 |
d3216a0c | 1378 | *mode_cmd) |
fb1d9738 JB |
1379 | |
1380 | { | |
1381 | struct drm_device *dev = dev_priv->dev; | |
1382 | struct vmw_framebuffer_dmabuf *vfbd; | |
d3216a0c | 1383 | unsigned int requested_size; |
dabdcdc9 | 1384 | struct drm_format_name_buf format_name; |
fb1d9738 JB |
1385 | int ret; |
1386 | ||
dabdcdc9 | 1387 | requested_size = mode_cmd->height * mode_cmd->pitches[0]; |
d3216a0c TH |
1388 | if (unlikely(requested_size > dmabuf->base.num_pages * PAGE_SIZE)) { |
1389 | DRM_ERROR("Screen buffer object size is too small " | |
1390 | "for requested mode.\n"); | |
1391 | return -EINVAL; | |
1392 | } | |
1393 | ||
c337ada7 | 1394 | /* Limited framebuffer color depth support for screen objects */ |
c8261a96 | 1395 | if (dev_priv->active_display_unit == vmw_du_screen_object) { |
dabdcdc9 DV |
1396 | switch (mode_cmd->pixel_format) { |
1397 | case DRM_FORMAT_XRGB8888: | |
1398 | case DRM_FORMAT_ARGB8888: | |
1399 | break; | |
1400 | case DRM_FORMAT_XRGB1555: | |
1401 | case DRM_FORMAT_RGB565: | |
1402 | break; | |
c337ada7 | 1403 | default: |
dabdcdc9 DV |
1404 | DRM_ERROR("Invalid pixel format: %s\n", |
1405 | drm_get_format_name(mode_cmd->pixel_format, &format_name)); | |
c337ada7 JB |
1406 | return -EINVAL; |
1407 | } | |
1408 | } | |
1409 | ||
fb1d9738 JB |
1410 | vfbd = kzalloc(sizeof(*vfbd), GFP_KERNEL); |
1411 | if (!vfbd) { | |
1412 | ret = -ENOMEM; | |
1413 | goto out_err1; | |
1414 | } | |
1415 | ||
a3f913ca | 1416 | drm_helper_mode_fill_fb_struct(dev, &vfbd->base.base, mode_cmd); |
2fcd5a73 | 1417 | vfbd->base.dmabuf = true; |
05c95018 | 1418 | vfbd->buffer = vmw_dmabuf_reference(dmabuf); |
dabdcdc9 | 1419 | vfbd->base.user_handle = mode_cmd->handles[0]; |
fb1d9738 JB |
1420 | *out = &vfbd->base; |
1421 | ||
80f0b5af DV |
1422 | ret = drm_framebuffer_init(dev, &vfbd->base.base, |
1423 | &vmw_framebuffer_dmabuf_funcs); | |
1424 | if (ret) | |
05c95018 | 1425 | goto out_err2; |
80f0b5af | 1426 | |
fb1d9738 JB |
1427 | return 0; |
1428 | ||
fb1d9738 | 1429 | out_err2: |
05c95018 | 1430 | vmw_dmabuf_unreference(&dmabuf); |
fb1d9738 JB |
1431 | kfree(vfbd); |
1432 | out_err1: | |
1433 | return ret; | |
1434 | } | |
1435 | ||
fd006a43 TH |
1436 | /** |
1437 | * vmw_kms_new_framebuffer - Create a new framebuffer. | |
1438 | * | |
1439 | * @dev_priv: Pointer to device private struct. | |
1440 | * @dmabuf: Pointer to dma buffer to wrap the kms framebuffer around. | |
1441 | * Either @dmabuf or @surface must be NULL. | |
1442 | * @surface: Pointer to a surface to wrap the kms framebuffer around. | |
1443 | * Either @dmabuf or @surface must be NULL. | |
1444 | * @only_2d: No presents will occur to this dma buffer based framebuffer. This | |
1445 | * Helps the code to do some important optimizations. | |
1446 | * @mode_cmd: Frame-buffer metadata. | |
fb1d9738 | 1447 | */ |
fd006a43 TH |
1448 | struct vmw_framebuffer * |
1449 | vmw_kms_new_framebuffer(struct vmw_private *dev_priv, | |
1450 | struct vmw_dma_buffer *dmabuf, | |
1451 | struct vmw_surface *surface, | |
1452 | bool only_2d, | |
dabdcdc9 | 1453 | const struct drm_mode_fb_cmd2 *mode_cmd) |
fb1d9738 | 1454 | { |
fb1d9738 | 1455 | struct vmw_framebuffer *vfb = NULL; |
fd006a43 | 1456 | bool is_dmabuf_proxy = false; |
fb1d9738 JB |
1457 | int ret; |
1458 | ||
fd006a43 TH |
1459 | /* |
1460 | * We cannot use the SurfaceDMA command in an non-accelerated VM, | |
1461 | * therefore, wrap the DMA buf in a surface so we can use the | |
1462 | * SurfaceCopy command. | |
1463 | */ | |
1464 | if (dmabuf && only_2d && | |
1465 | dev_priv->active_display_unit == vmw_du_screen_target) { | |
1466 | ret = vmw_create_dmabuf_proxy(dev_priv->dev, mode_cmd, | |
1467 | dmabuf, &surface); | |
1468 | if (ret) | |
1469 | return ERR_PTR(ret); | |
1470 | ||
1471 | is_dmabuf_proxy = true; | |
1472 | } | |
1473 | ||
1474 | /* Create the new framebuffer depending one what we have */ | |
05c95018 | 1475 | if (surface) { |
fd006a43 TH |
1476 | ret = vmw_kms_new_framebuffer_surface(dev_priv, surface, &vfb, |
1477 | mode_cmd, | |
1478 | is_dmabuf_proxy); | |
05c95018 SY |
1479 | |
1480 | /* | |
1481 | * vmw_create_dmabuf_proxy() adds a reference that is no longer | |
1482 | * needed | |
1483 | */ | |
1484 | if (is_dmabuf_proxy) | |
1485 | vmw_surface_unreference(&surface); | |
1486 | } else if (dmabuf) { | |
fd006a43 TH |
1487 | ret = vmw_kms_new_framebuffer_dmabuf(dev_priv, dmabuf, &vfb, |
1488 | mode_cmd); | |
05c95018 | 1489 | } else { |
fd006a43 | 1490 | BUG(); |
05c95018 | 1491 | } |
fd006a43 TH |
1492 | |
1493 | if (ret) | |
1494 | return ERR_PTR(ret); | |
1495 | ||
1496 | vfb->pin = vmw_framebuffer_pin; | |
1497 | vfb->unpin = vmw_framebuffer_unpin; | |
1498 | ||
1499 | return vfb; | |
1500 | } | |
1501 | ||
fb1d9738 JB |
1502 | /* |
1503 | * Generic Kernel modesetting functions | |
1504 | */ | |
1505 | ||
1506 | static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, | |
1507 | struct drm_file *file_priv, | |
dabdcdc9 | 1508 | const struct drm_mode_fb_cmd2 *mode_cmd) |
fb1d9738 JB |
1509 | { |
1510 | struct vmw_private *dev_priv = vmw_priv(dev); | |
1511 | struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; | |
1512 | struct vmw_framebuffer *vfb = NULL; | |
1513 | struct vmw_surface *surface = NULL; | |
1514 | struct vmw_dma_buffer *bo = NULL; | |
90ff18bc | 1515 | struct ttm_base_object *user_obj; |
fb1d9738 JB |
1516 | int ret; |
1517 | ||
d3216a0c TH |
1518 | /** |
1519 | * This code should be conditioned on Screen Objects not being used. | |
1520 | * If screen objects are used, we can allocate a GMR to hold the | |
1521 | * requested framebuffer. | |
1522 | */ | |
1523 | ||
8a783896 | 1524 | if (!vmw_kms_validate_mode_vram(dev_priv, |
dabdcdc9 DV |
1525 | mode_cmd->pitches[0], |
1526 | mode_cmd->height)) { | |
c8261a96 | 1527 | DRM_ERROR("Requested mode exceed bounding box limit.\n"); |
d9826409 | 1528 | return ERR_PTR(-ENOMEM); |
d3216a0c TH |
1529 | } |
1530 | ||
90ff18bc TH |
1531 | /* |
1532 | * Take a reference on the user object of the resource | |
1533 | * backing the kms fb. This ensures that user-space handle | |
1534 | * lookups on that resource will always work as long as | |
1535 | * it's registered with a kms framebuffer. This is important, | |
1536 | * since vmw_execbuf_process identifies resources in the | |
1537 | * command stream using user-space handles. | |
1538 | */ | |
1539 | ||
dabdcdc9 | 1540 | user_obj = ttm_base_object_lookup(tfile, mode_cmd->handles[0]); |
90ff18bc TH |
1541 | if (unlikely(user_obj == NULL)) { |
1542 | DRM_ERROR("Could not locate requested kms frame buffer.\n"); | |
1543 | return ERR_PTR(-ENOENT); | |
1544 | } | |
1545 | ||
d3216a0c TH |
1546 | /** |
1547 | * End conditioned code. | |
1548 | */ | |
1549 | ||
e7ac9211 JB |
1550 | /* returns either a dmabuf or surface */ |
1551 | ret = vmw_user_lookup_handle(dev_priv, tfile, | |
dabdcdc9 | 1552 | mode_cmd->handles[0], |
e7ac9211 | 1553 | &surface, &bo); |
fb1d9738 | 1554 | if (ret) |
e7ac9211 JB |
1555 | goto err_out; |
1556 | ||
fd006a43 TH |
1557 | vfb = vmw_kms_new_framebuffer(dev_priv, bo, surface, |
1558 | !(dev_priv->capabilities & SVGA_CAP_3D), | |
dabdcdc9 | 1559 | mode_cmd); |
fd006a43 TH |
1560 | if (IS_ERR(vfb)) { |
1561 | ret = PTR_ERR(vfb); | |
1562 | goto err_out; | |
1563 | } | |
e7ac9211 JB |
1564 | |
1565 | err_out: | |
1566 | /* vmw_user_lookup_handle takes one ref so does new_fb */ | |
1567 | if (bo) | |
1568 | vmw_dmabuf_unreference(&bo); | |
1569 | if (surface) | |
1570 | vmw_surface_unreference(&surface); | |
fb1d9738 JB |
1571 | |
1572 | if (ret) { | |
1573 | DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret); | |
90ff18bc | 1574 | ttm_base_object_unref(&user_obj); |
cce13ff7 | 1575 | return ERR_PTR(ret); |
90ff18bc TH |
1576 | } else |
1577 | vfb->user_obj = user_obj; | |
fb1d9738 JB |
1578 | |
1579 | return &vfb->base; | |
1580 | } | |
1581 | ||
c46a3064 SY |
1582 | |
1583 | ||
1584 | /** | |
1585 | * vmw_kms_atomic_check_modeset- validate state object for modeset changes | |
1586 | * | |
1587 | * @dev: DRM device | |
1588 | * @state: the driver state object | |
1589 | * | |
1590 | * This is a simple wrapper around drm_atomic_helper_check_modeset() for | |
1591 | * us to assign a value to mode->crtc_clock so that | |
1592 | * drm_calc_timestamping_constants() won't throw an error message | |
1593 | * | |
1594 | * RETURNS | |
1595 | * Zero for success or -errno | |
1596 | */ | |
1597 | int | |
1598 | vmw_kms_atomic_check_modeset(struct drm_device *dev, | |
1599 | struct drm_atomic_state *state) | |
1600 | { | |
1601 | struct drm_crtc_state *crtc_state; | |
1602 | struct drm_crtc *crtc; | |
1603 | struct vmw_private *dev_priv = vmw_priv(dev); | |
1604 | int i; | |
1605 | ||
1606 | ||
1607 | for_each_crtc_in_state(state, crtc, crtc_state, i) { | |
1608 | unsigned long requested_bb_mem = 0; | |
1609 | ||
1610 | if (dev_priv->active_display_unit == vmw_du_screen_target) { | |
1611 | if (crtc->primary->fb) { | |
1612 | int cpp = crtc->primary->fb->pitches[0] / | |
1613 | crtc->primary->fb->width; | |
1614 | ||
1615 | requested_bb_mem += crtc->mode.hdisplay * cpp * | |
1616 | crtc->mode.vdisplay; | |
1617 | } | |
1618 | ||
1619 | if (requested_bb_mem > dev_priv->prim_bb_mem) | |
1620 | return -EINVAL; | |
1621 | } | |
1622 | } | |
1623 | ||
1624 | return drm_atomic_helper_check(dev, state); | |
1625 | } | |
1626 | ||
1627 | ||
e6ecefaa | 1628 | static const struct drm_mode_config_funcs vmw_kms_funcs = { |
fb1d9738 | 1629 | .fb_create = vmw_kms_fb_create, |
c46a3064 SY |
1630 | .atomic_check = vmw_kms_atomic_check_modeset, |
1631 | .atomic_commit = drm_atomic_helper_commit, | |
fb1d9738 JB |
1632 | }; |
1633 | ||
b9eb1a61 TH |
1634 | static int vmw_kms_generic_present(struct vmw_private *dev_priv, |
1635 | struct drm_file *file_priv, | |
1636 | struct vmw_framebuffer *vfb, | |
1637 | struct vmw_surface *surface, | |
1638 | uint32_t sid, | |
1639 | int32_t destX, int32_t destY, | |
1640 | struct drm_vmw_rect *clips, | |
1641 | uint32_t num_clips) | |
2fcd5a73 | 1642 | { |
10b1e0ca TH |
1643 | return vmw_kms_sou_do_surface_dirty(dev_priv, vfb, NULL, clips, |
1644 | &surface->res, destX, destY, | |
1645 | num_clips, 1, NULL); | |
2fcd5a73 JB |
1646 | } |
1647 | ||
6bf6bf03 | 1648 | |
2fcd5a73 JB |
1649 | int vmw_kms_present(struct vmw_private *dev_priv, |
1650 | struct drm_file *file_priv, | |
1651 | struct vmw_framebuffer *vfb, | |
1652 | struct vmw_surface *surface, | |
1653 | uint32_t sid, | |
1654 | int32_t destX, int32_t destY, | |
1655 | struct drm_vmw_rect *clips, | |
1656 | uint32_t num_clips) | |
1657 | { | |
35c05125 | 1658 | int ret; |
2fcd5a73 | 1659 | |
6bf6bf03 TH |
1660 | switch (dev_priv->active_display_unit) { |
1661 | case vmw_du_screen_target: | |
1662 | ret = vmw_kms_stdu_surface_dirty(dev_priv, vfb, NULL, clips, | |
1663 | &surface->res, destX, destY, | |
1664 | num_clips, 1, NULL); | |
1665 | break; | |
1666 | case vmw_du_screen_object: | |
1667 | ret = vmw_kms_generic_present(dev_priv, file_priv, vfb, surface, | |
1668 | sid, destX, destY, clips, | |
1669 | num_clips); | |
1670 | break; | |
1671 | default: | |
1672 | WARN_ONCE(true, | |
1673 | "Present called with invalid display system.\n"); | |
1674 | ret = -ENOSYS; | |
1675 | break; | |
2fcd5a73 | 1676 | } |
35c05125 SY |
1677 | if (ret) |
1678 | return ret; | |
2fcd5a73 | 1679 | |
35c05125 | 1680 | vmw_fifo_flush(dev_priv, false); |
2fcd5a73 | 1681 | |
35c05125 | 1682 | return 0; |
2fcd5a73 JB |
1683 | } |
1684 | ||
578e609a TH |
1685 | static void |
1686 | vmw_kms_create_hotplug_mode_update_property(struct vmw_private *dev_priv) | |
1687 | { | |
1688 | if (dev_priv->hotplug_mode_update_property) | |
1689 | return; | |
1690 | ||
1691 | dev_priv->hotplug_mode_update_property = | |
1692 | drm_property_create_range(dev_priv->dev, | |
1693 | DRM_MODE_PROP_IMMUTABLE, | |
1694 | "hotplug_mode_update", 0, 1); | |
1695 | ||
1696 | if (!dev_priv->hotplug_mode_update_property) | |
1697 | return; | |
1698 | ||
1699 | } | |
1700 | ||
fb1d9738 JB |
1701 | int vmw_kms_init(struct vmw_private *dev_priv) |
1702 | { | |
1703 | struct drm_device *dev = dev_priv->dev; | |
1704 | int ret; | |
1705 | ||
1706 | drm_mode_config_init(dev); | |
1707 | dev->mode_config.funcs = &vmw_kms_funcs; | |
3bef3572 JB |
1708 | dev->mode_config.min_width = 1; |
1709 | dev->mode_config.min_height = 1; | |
65ade7d3 SY |
1710 | dev->mode_config.max_width = dev_priv->texture_max_width; |
1711 | dev->mode_config.max_height = dev_priv->texture_max_height; | |
fb1d9738 | 1712 | |
578e609a TH |
1713 | drm_mode_create_suggested_offset_properties(dev); |
1714 | vmw_kms_create_hotplug_mode_update_property(dev_priv); | |
1715 | ||
35c05125 SY |
1716 | ret = vmw_kms_stdu_init_display(dev_priv); |
1717 | if (ret) { | |
1718 | ret = vmw_kms_sou_init_display(dev_priv); | |
1719 | if (ret) /* Fallback */ | |
1720 | ret = vmw_kms_ldu_init_display(dev_priv); | |
1721 | } | |
fb1d9738 | 1722 | |
c8261a96 | 1723 | return ret; |
fb1d9738 JB |
1724 | } |
1725 | ||
1726 | int vmw_kms_close(struct vmw_private *dev_priv) | |
1727 | { | |
c8261a96 SY |
1728 | int ret; |
1729 | ||
fb1d9738 JB |
1730 | /* |
1731 | * Docs says we should take the lock before calling this function | |
1732 | * but since it destroys encoders and our destructor calls | |
1733 | * drm_encoder_cleanup which takes the lock we deadlock. | |
1734 | */ | |
1735 | drm_mode_config_cleanup(dev_priv->dev); | |
c8261a96 SY |
1736 | if (dev_priv->active_display_unit == vmw_du_screen_object) |
1737 | ret = vmw_kms_sou_close_display(dev_priv); | |
35c05125 SY |
1738 | else if (dev_priv->active_display_unit == vmw_du_screen_target) |
1739 | ret = vmw_kms_stdu_close_display(dev_priv); | |
c0d18316 | 1740 | else |
c8261a96 SY |
1741 | ret = vmw_kms_ldu_close_display(dev_priv); |
1742 | ||
1743 | return ret; | |
fb1d9738 JB |
1744 | } |
1745 | ||
1746 | int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data, | |
1747 | struct drm_file *file_priv) | |
1748 | { | |
1749 | struct drm_vmw_cursor_bypass_arg *arg = data; | |
1750 | struct vmw_display_unit *du; | |
fb1d9738 JB |
1751 | struct drm_crtc *crtc; |
1752 | int ret = 0; | |
1753 | ||
1754 | ||
1755 | mutex_lock(&dev->mode_config.mutex); | |
1756 | if (arg->flags & DRM_VMW_CURSOR_BYPASS_ALL) { | |
1757 | ||
1758 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
1759 | du = vmw_crtc_to_du(crtc); | |
1760 | du->hotspot_x = arg->xhot; | |
1761 | du->hotspot_y = arg->yhot; | |
1762 | } | |
1763 | ||
1764 | mutex_unlock(&dev->mode_config.mutex); | |
1765 | return 0; | |
1766 | } | |
1767 | ||
a4cd5d68 RC |
1768 | crtc = drm_crtc_find(dev, arg->crtc_id); |
1769 | if (!crtc) { | |
4ae87ff0 | 1770 | ret = -ENOENT; |
fb1d9738 JB |
1771 | goto out; |
1772 | } | |
1773 | ||
fb1d9738 JB |
1774 | du = vmw_crtc_to_du(crtc); |
1775 | ||
1776 | du->hotspot_x = arg->xhot; | |
1777 | du->hotspot_y = arg->yhot; | |
1778 | ||
1779 | out: | |
1780 | mutex_unlock(&dev->mode_config.mutex); | |
1781 | ||
1782 | return ret; | |
1783 | } | |
1784 | ||
0bef23f9 | 1785 | int vmw_kms_write_svga(struct vmw_private *vmw_priv, |
d7e1958d | 1786 | unsigned width, unsigned height, unsigned pitch, |
6558429b | 1787 | unsigned bpp, unsigned depth) |
fb1d9738 | 1788 | { |
d7e1958d JB |
1789 | if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK) |
1790 | vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, pitch); | |
1791 | else if (vmw_fifo_have_pitchlock(vmw_priv)) | |
b76ff5ea TH |
1792 | vmw_mmio_write(pitch, vmw_priv->mmio_virt + |
1793 | SVGA_FIFO_PITCHLOCK); | |
d7e1958d JB |
1794 | vmw_write(vmw_priv, SVGA_REG_WIDTH, width); |
1795 | vmw_write(vmw_priv, SVGA_REG_HEIGHT, height); | |
6558429b | 1796 | vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, bpp); |
0bef23f9 MD |
1797 | |
1798 | if (vmw_read(vmw_priv, SVGA_REG_DEPTH) != depth) { | |
1799 | DRM_ERROR("Invalid depth %u for %u bpp, host expects %u\n", | |
1800 | depth, bpp, vmw_read(vmw_priv, SVGA_REG_DEPTH)); | |
1801 | return -EINVAL; | |
1802 | } | |
1803 | ||
1804 | return 0; | |
d7e1958d | 1805 | } |
fb1d9738 | 1806 | |
d7e1958d JB |
1807 | int vmw_kms_save_vga(struct vmw_private *vmw_priv) |
1808 | { | |
7c4f7780 TH |
1809 | struct vmw_vga_topology_state *save; |
1810 | uint32_t i; | |
1811 | ||
fb1d9738 JB |
1812 | vmw_priv->vga_width = vmw_read(vmw_priv, SVGA_REG_WIDTH); |
1813 | vmw_priv->vga_height = vmw_read(vmw_priv, SVGA_REG_HEIGHT); | |
7c4f7780 | 1814 | vmw_priv->vga_bpp = vmw_read(vmw_priv, SVGA_REG_BITS_PER_PIXEL); |
d7e1958d JB |
1815 | if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK) |
1816 | vmw_priv->vga_pitchlock = | |
7c4f7780 | 1817 | vmw_read(vmw_priv, SVGA_REG_PITCHLOCK); |
d7e1958d | 1818 | else if (vmw_fifo_have_pitchlock(vmw_priv)) |
b76ff5ea TH |
1819 | vmw_priv->vga_pitchlock = vmw_mmio_read(vmw_priv->mmio_virt + |
1820 | SVGA_FIFO_PITCHLOCK); | |
7c4f7780 TH |
1821 | |
1822 | if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY)) | |
1823 | return 0; | |
fb1d9738 | 1824 | |
7c4f7780 TH |
1825 | vmw_priv->num_displays = vmw_read(vmw_priv, |
1826 | SVGA_REG_NUM_GUEST_DISPLAYS); | |
1827 | ||
029e50bf TH |
1828 | if (vmw_priv->num_displays == 0) |
1829 | vmw_priv->num_displays = 1; | |
1830 | ||
7c4f7780 TH |
1831 | for (i = 0; i < vmw_priv->num_displays; ++i) { |
1832 | save = &vmw_priv->vga_save[i]; | |
1833 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i); | |
1834 | save->primary = vmw_read(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY); | |
1835 | save->pos_x = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_X); | |
1836 | save->pos_y = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y); | |
1837 | save->width = vmw_read(vmw_priv, SVGA_REG_DISPLAY_WIDTH); | |
1838 | save->height = vmw_read(vmw_priv, SVGA_REG_DISPLAY_HEIGHT); | |
1839 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID); | |
30c78bb8 TH |
1840 | if (i == 0 && vmw_priv->num_displays == 1 && |
1841 | save->width == 0 && save->height == 0) { | |
1842 | ||
1843 | /* | |
1844 | * It should be fairly safe to assume that these | |
1845 | * values are uninitialized. | |
1846 | */ | |
1847 | ||
1848 | save->width = vmw_priv->vga_width - save->pos_x; | |
1849 | save->height = vmw_priv->vga_height - save->pos_y; | |
1850 | } | |
7c4f7780 | 1851 | } |
30c78bb8 | 1852 | |
fb1d9738 JB |
1853 | return 0; |
1854 | } | |
1855 | ||
1856 | int vmw_kms_restore_vga(struct vmw_private *vmw_priv) | |
1857 | { | |
7c4f7780 TH |
1858 | struct vmw_vga_topology_state *save; |
1859 | uint32_t i; | |
1860 | ||
fb1d9738 JB |
1861 | vmw_write(vmw_priv, SVGA_REG_WIDTH, vmw_priv->vga_width); |
1862 | vmw_write(vmw_priv, SVGA_REG_HEIGHT, vmw_priv->vga_height); | |
7c4f7780 | 1863 | vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, vmw_priv->vga_bpp); |
d7e1958d JB |
1864 | if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK) |
1865 | vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, | |
1866 | vmw_priv->vga_pitchlock); | |
1867 | else if (vmw_fifo_have_pitchlock(vmw_priv)) | |
b76ff5ea TH |
1868 | vmw_mmio_write(vmw_priv->vga_pitchlock, |
1869 | vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK); | |
fb1d9738 | 1870 | |
7c4f7780 TH |
1871 | if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY)) |
1872 | return 0; | |
1873 | ||
1874 | for (i = 0; i < vmw_priv->num_displays; ++i) { | |
1875 | save = &vmw_priv->vga_save[i]; | |
1876 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i); | |
1877 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, save->primary); | |
1878 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, save->pos_x); | |
1879 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, save->pos_y); | |
1880 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, save->width); | |
1881 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, save->height); | |
1882 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID); | |
1883 | } | |
1884 | ||
fb1d9738 JB |
1885 | return 0; |
1886 | } | |
d8bd19d2 | 1887 | |
e133e737 TH |
1888 | bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv, |
1889 | uint32_t pitch, | |
1890 | uint32_t height) | |
1891 | { | |
35c05125 SY |
1892 | return ((u64) pitch * (u64) height) < (u64) |
1893 | ((dev_priv->active_display_unit == vmw_du_screen_target) ? | |
1894 | dev_priv->prim_bb_mem : dev_priv->vram_size); | |
e133e737 TH |
1895 | } |
1896 | ||
1c482ab3 JB |
1897 | |
1898 | /** | |
1899 | * Function called by DRM code called with vbl_lock held. | |
1900 | */ | |
88e72717 | 1901 | u32 vmw_get_vblank_counter(struct drm_device *dev, unsigned int pipe) |
7a1c2f6c TH |
1902 | { |
1903 | return 0; | |
1904 | } | |
626ab771 | 1905 | |
1c482ab3 JB |
1906 | /** |
1907 | * Function called by DRM code called with vbl_lock held. | |
1908 | */ | |
88e72717 | 1909 | int vmw_enable_vblank(struct drm_device *dev, unsigned int pipe) |
1c482ab3 JB |
1910 | { |
1911 | return -ENOSYS; | |
1912 | } | |
1913 | ||
1914 | /** | |
1915 | * Function called by DRM code called with vbl_lock held. | |
1916 | */ | |
88e72717 | 1917 | void vmw_disable_vblank(struct drm_device *dev, unsigned int pipe) |
1c482ab3 JB |
1918 | { |
1919 | } | |
1920 | ||
626ab771 JB |
1921 | |
1922 | /* | |
1923 | * Small shared kms functions. | |
1924 | */ | |
1925 | ||
847c5964 | 1926 | static int vmw_du_update_layout(struct vmw_private *dev_priv, unsigned num, |
626ab771 JB |
1927 | struct drm_vmw_rect *rects) |
1928 | { | |
1929 | struct drm_device *dev = dev_priv->dev; | |
1930 | struct vmw_display_unit *du; | |
1931 | struct drm_connector *con; | |
626ab771 JB |
1932 | |
1933 | mutex_lock(&dev->mode_config.mutex); | |
1934 | ||
1935 | #if 0 | |
6ea77d13 TH |
1936 | { |
1937 | unsigned int i; | |
1938 | ||
1939 | DRM_INFO("%s: new layout ", __func__); | |
1940 | for (i = 0; i < num; i++) | |
1941 | DRM_INFO("(%i, %i %ux%u) ", rects[i].x, rects[i].y, | |
1942 | rects[i].w, rects[i].h); | |
1943 | DRM_INFO("\n"); | |
1944 | } | |
626ab771 JB |
1945 | #endif |
1946 | ||
1947 | list_for_each_entry(con, &dev->mode_config.connector_list, head) { | |
1948 | du = vmw_connector_to_du(con); | |
1949 | if (num > du->unit) { | |
1950 | du->pref_width = rects[du->unit].w; | |
1951 | du->pref_height = rects[du->unit].h; | |
1952 | du->pref_active = true; | |
cd2b89e7 TH |
1953 | du->gui_x = rects[du->unit].x; |
1954 | du->gui_y = rects[du->unit].y; | |
578e609a TH |
1955 | drm_object_property_set_value |
1956 | (&con->base, dev->mode_config.suggested_x_property, | |
1957 | du->gui_x); | |
1958 | drm_object_property_set_value | |
1959 | (&con->base, dev->mode_config.suggested_y_property, | |
1960 | du->gui_y); | |
626ab771 JB |
1961 | } else { |
1962 | du->pref_width = 800; | |
1963 | du->pref_height = 600; | |
1964 | du->pref_active = false; | |
578e609a TH |
1965 | drm_object_property_set_value |
1966 | (&con->base, dev->mode_config.suggested_x_property, | |
1967 | 0); | |
1968 | drm_object_property_set_value | |
1969 | (&con->base, dev->mode_config.suggested_y_property, | |
1970 | 0); | |
626ab771 JB |
1971 | } |
1972 | con->status = vmw_du_connector_detect(con, true); | |
1973 | } | |
1974 | ||
1975 | mutex_unlock(&dev->mode_config.mutex); | |
578e609a | 1976 | drm_sysfs_hotplug_event(dev); |
626ab771 JB |
1977 | |
1978 | return 0; | |
1979 | } | |
1980 | ||
7ea77283 ML |
1981 | int vmw_du_crtc_gamma_set(struct drm_crtc *crtc, |
1982 | u16 *r, u16 *g, u16 *b, | |
1983 | uint32_t size) | |
626ab771 JB |
1984 | { |
1985 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
1986 | int i; | |
1987 | ||
1988 | for (i = 0; i < size; i++) { | |
1989 | DRM_DEBUG("%d r/g/b = 0x%04x / 0x%04x / 0x%04x\n", i, | |
1990 | r[i], g[i], b[i]); | |
1991 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 0, r[i] >> 8); | |
1992 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 1, g[i] >> 8); | |
1993 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 2, b[i] >> 8); | |
1994 | } | |
7ea77283 ML |
1995 | |
1996 | return 0; | |
626ab771 JB |
1997 | } |
1998 | ||
9a69a9ac | 1999 | int vmw_du_connector_dpms(struct drm_connector *connector, int mode) |
626ab771 | 2000 | { |
9a69a9ac | 2001 | return 0; |
626ab771 JB |
2002 | } |
2003 | ||
626ab771 JB |
2004 | enum drm_connector_status |
2005 | vmw_du_connector_detect(struct drm_connector *connector, bool force) | |
2006 | { | |
2007 | uint32_t num_displays; | |
2008 | struct drm_device *dev = connector->dev; | |
2009 | struct vmw_private *dev_priv = vmw_priv(dev); | |
cd2b89e7 | 2010 | struct vmw_display_unit *du = vmw_connector_to_du(connector); |
626ab771 | 2011 | |
626ab771 | 2012 | num_displays = vmw_read(dev_priv, SVGA_REG_NUM_DISPLAYS); |
626ab771 | 2013 | |
cd2b89e7 TH |
2014 | return ((vmw_connector_to_du(connector)->unit < num_displays && |
2015 | du->pref_active) ? | |
626ab771 JB |
2016 | connector_status_connected : connector_status_disconnected); |
2017 | } | |
2018 | ||
2019 | static struct drm_display_mode vmw_kms_connector_builtin[] = { | |
2020 | /* 640x480@60Hz */ | |
2021 | { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, | |
2022 | 752, 800, 0, 480, 489, 492, 525, 0, | |
2023 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
2024 | /* 800x600@60Hz */ | |
2025 | { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840, | |
2026 | 968, 1056, 0, 600, 601, 605, 628, 0, | |
2027 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2028 | /* 1024x768@60Hz */ | |
2029 | { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, | |
2030 | 1184, 1344, 0, 768, 771, 777, 806, 0, | |
2031 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
2032 | /* 1152x864@75Hz */ | |
2033 | { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, | |
2034 | 1344, 1600, 0, 864, 865, 868, 900, 0, | |
2035 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2036 | /* 1280x768@60Hz */ | |
2037 | { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344, | |
2038 | 1472, 1664, 0, 768, 771, 778, 798, 0, | |
2039 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2040 | /* 1280x800@60Hz */ | |
2041 | { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352, | |
2042 | 1480, 1680, 0, 800, 803, 809, 831, 0, | |
2043 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
2044 | /* 1280x960@60Hz */ | |
2045 | { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376, | |
2046 | 1488, 1800, 0, 960, 961, 964, 1000, 0, | |
2047 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2048 | /* 1280x1024@60Hz */ | |
2049 | { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328, | |
2050 | 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, | |
2051 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2052 | /* 1360x768@60Hz */ | |
2053 | { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424, | |
2054 | 1536, 1792, 0, 768, 771, 777, 795, 0, | |
2055 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2056 | /* 1440x1050@60Hz */ | |
2057 | { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488, | |
2058 | 1632, 1864, 0, 1050, 1053, 1057, 1089, 0, | |
2059 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2060 | /* 1440x900@60Hz */ | |
2061 | { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520, | |
2062 | 1672, 1904, 0, 900, 903, 909, 934, 0, | |
2063 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2064 | /* 1600x1200@60Hz */ | |
2065 | { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664, | |
2066 | 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, | |
2067 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2068 | /* 1680x1050@60Hz */ | |
2069 | { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784, | |
2070 | 1960, 2240, 0, 1050, 1053, 1059, 1089, 0, | |
2071 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2072 | /* 1792x1344@60Hz */ | |
2073 | { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920, | |
2074 | 2120, 2448, 0, 1344, 1345, 1348, 1394, 0, | |
2075 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2076 | /* 1853x1392@60Hz */ | |
2077 | { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952, | |
2078 | 2176, 2528, 0, 1392, 1393, 1396, 1439, 0, | |
2079 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2080 | /* 1920x1200@60Hz */ | |
2081 | { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056, | |
2082 | 2256, 2592, 0, 1200, 1203, 1209, 1245, 0, | |
2083 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2084 | /* 1920x1440@60Hz */ | |
2085 | { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048, | |
2086 | 2256, 2600, 0, 1440, 1441, 1444, 1500, 0, | |
2087 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2088 | /* 2560x1600@60Hz */ | |
2089 | { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752, | |
2090 | 3032, 3504, 0, 1600, 1603, 1609, 1658, 0, | |
2091 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2092 | /* Terminate */ | |
2093 | { DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) }, | |
2094 | }; | |
2095 | ||
1543b4dd TH |
2096 | /** |
2097 | * vmw_guess_mode_timing - Provide fake timings for a | |
2098 | * 60Hz vrefresh mode. | |
2099 | * | |
2100 | * @mode - Pointer to a struct drm_display_mode with hdisplay and vdisplay | |
2101 | * members filled in. | |
2102 | */ | |
a278724a | 2103 | void vmw_guess_mode_timing(struct drm_display_mode *mode) |
1543b4dd TH |
2104 | { |
2105 | mode->hsync_start = mode->hdisplay + 50; | |
2106 | mode->hsync_end = mode->hsync_start + 50; | |
2107 | mode->htotal = mode->hsync_end + 50; | |
2108 | ||
2109 | mode->vsync_start = mode->vdisplay + 50; | |
2110 | mode->vsync_end = mode->vsync_start + 50; | |
2111 | mode->vtotal = mode->vsync_end + 50; | |
2112 | ||
2113 | mode->clock = (u32)mode->htotal * (u32)mode->vtotal / 100 * 6; | |
2114 | mode->vrefresh = drm_mode_vrefresh(mode); | |
2115 | } | |
2116 | ||
2117 | ||
626ab771 JB |
2118 | int vmw_du_connector_fill_modes(struct drm_connector *connector, |
2119 | uint32_t max_width, uint32_t max_height) | |
2120 | { | |
2121 | struct vmw_display_unit *du = vmw_connector_to_du(connector); | |
2122 | struct drm_device *dev = connector->dev; | |
2123 | struct vmw_private *dev_priv = vmw_priv(dev); | |
2124 | struct drm_display_mode *mode = NULL; | |
2125 | struct drm_display_mode *bmode; | |
2126 | struct drm_display_mode prefmode = { DRM_MODE("preferred", | |
2127 | DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, | |
2128 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
2129 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) | |
2130 | }; | |
2131 | int i; | |
7c20d213 | 2132 | u32 assumed_bpp = 4; |
9a72384d | 2133 | |
04319d89 SY |
2134 | if (dev_priv->assume_16bpp) |
2135 | assumed_bpp = 2; | |
626ab771 | 2136 | |
35c05125 SY |
2137 | if (dev_priv->active_display_unit == vmw_du_screen_target) { |
2138 | max_width = min(max_width, dev_priv->stdu_max_width); | |
2139 | max_height = min(max_height, dev_priv->stdu_max_height); | |
2140 | } | |
2141 | ||
626ab771 | 2142 | /* Add preferred mode */ |
c8261a96 SY |
2143 | mode = drm_mode_duplicate(dev, &prefmode); |
2144 | if (!mode) | |
2145 | return 0; | |
2146 | mode->hdisplay = du->pref_width; | |
2147 | mode->vdisplay = du->pref_height; | |
2148 | vmw_guess_mode_timing(mode); | |
626ab771 | 2149 | |
c8261a96 SY |
2150 | if (vmw_kms_validate_mode_vram(dev_priv, |
2151 | mode->hdisplay * assumed_bpp, | |
2152 | mode->vdisplay)) { | |
2153 | drm_mode_probed_add(connector, mode); | |
2154 | } else { | |
2155 | drm_mode_destroy(dev, mode); | |
2156 | mode = NULL; | |
2157 | } | |
55bde5b2 | 2158 | |
c8261a96 SY |
2159 | if (du->pref_mode) { |
2160 | list_del_init(&du->pref_mode->head); | |
2161 | drm_mode_destroy(dev, du->pref_mode); | |
626ab771 JB |
2162 | } |
2163 | ||
c8261a96 SY |
2164 | /* mode might be null here, this is intended */ |
2165 | du->pref_mode = mode; | |
2166 | ||
626ab771 JB |
2167 | for (i = 0; vmw_kms_connector_builtin[i].type != 0; i++) { |
2168 | bmode = &vmw_kms_connector_builtin[i]; | |
2169 | if (bmode->hdisplay > max_width || | |
2170 | bmode->vdisplay > max_height) | |
2171 | continue; | |
2172 | ||
9a72384d SY |
2173 | if (!vmw_kms_validate_mode_vram(dev_priv, |
2174 | bmode->hdisplay * assumed_bpp, | |
626ab771 JB |
2175 | bmode->vdisplay)) |
2176 | continue; | |
2177 | ||
2178 | mode = drm_mode_duplicate(dev, bmode); | |
2179 | if (!mode) | |
2180 | return 0; | |
2181 | mode->vrefresh = drm_mode_vrefresh(mode); | |
2182 | ||
2183 | drm_mode_probed_add(connector, mode); | |
2184 | } | |
2185 | ||
6af3e656 | 2186 | drm_mode_connector_list_update(connector); |
f6b05004 TH |
2187 | /* Move the prefered mode first, help apps pick the right mode. */ |
2188 | drm_mode_sort(&connector->modes); | |
626ab771 JB |
2189 | |
2190 | return 1; | |
2191 | } | |
2192 | ||
2193 | int vmw_du_connector_set_property(struct drm_connector *connector, | |
2194 | struct drm_property *property, | |
2195 | uint64_t val) | |
2196 | { | |
76404ac0 TH |
2197 | struct vmw_display_unit *du = vmw_connector_to_du(connector); |
2198 | struct vmw_private *dev_priv = vmw_priv(connector->dev); | |
2199 | ||
2200 | if (property == dev_priv->implicit_placement_property) | |
2201 | du->is_implicit = val; | |
2202 | ||
626ab771 JB |
2203 | return 0; |
2204 | } | |
cd2b89e7 TH |
2205 | |
2206 | ||
9c2542a4 | 2207 | |
d7721ca7 SY |
2208 | /** |
2209 | * vmw_du_connector_atomic_set_property - Atomic version of get property | |
2210 | * | |
2211 | * @crtc - crtc the property is associated with | |
2212 | * | |
2213 | * Returns: | |
2214 | * Zero on success, negative errno on failure. | |
2215 | */ | |
2216 | int | |
2217 | vmw_du_connector_atomic_set_property(struct drm_connector *connector, | |
2218 | struct drm_connector_state *state, | |
2219 | struct drm_property *property, | |
2220 | uint64_t val) | |
2221 | { | |
2222 | struct vmw_private *dev_priv = vmw_priv(connector->dev); | |
2223 | struct vmw_connector_state *vcs = vmw_connector_state_to_vcs(state); | |
2224 | struct vmw_display_unit *du = vmw_connector_to_du(connector); | |
2225 | ||
2226 | ||
2227 | if (property == dev_priv->implicit_placement_property) { | |
2228 | vcs->is_implicit = val; | |
2229 | ||
2230 | /* | |
2231 | * We should really be doing a drm_atomic_commit() to | |
2232 | * commit the new state, but since this doesn't cause | |
2233 | * an immedate state change, this is probably ok | |
2234 | */ | |
2235 | du->is_implicit = vcs->is_implicit; | |
2236 | } else { | |
2237 | return -EINVAL; | |
2238 | } | |
2239 | ||
2240 | return 0; | |
2241 | } | |
2242 | ||
2243 | ||
2244 | /** | |
2245 | * vmw_du_connector_atomic_get_property - Atomic version of get property | |
2246 | * | |
2247 | * @connector - connector the property is associated with | |
2248 | * | |
2249 | * Returns: | |
2250 | * Zero on success, negative errno on failure. | |
2251 | */ | |
2252 | int | |
2253 | vmw_du_connector_atomic_get_property(struct drm_connector *connector, | |
2254 | const struct drm_connector_state *state, | |
2255 | struct drm_property *property, | |
2256 | uint64_t *val) | |
2257 | { | |
2258 | struct vmw_private *dev_priv = vmw_priv(connector->dev); | |
2259 | struct vmw_connector_state *vcs = vmw_connector_state_to_vcs(state); | |
2260 | ||
2261 | if (property == dev_priv->implicit_placement_property) | |
2262 | *val = vcs->is_implicit; | |
2263 | else { | |
2264 | DRM_ERROR("Invalid Property %s\n", property->name); | |
2265 | return -EINVAL; | |
2266 | } | |
2267 | ||
2268 | return 0; | |
2269 | } | |
2270 | ||
2271 | ||
cd2b89e7 TH |
2272 | int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data, |
2273 | struct drm_file *file_priv) | |
2274 | { | |
2275 | struct vmw_private *dev_priv = vmw_priv(dev); | |
2276 | struct drm_vmw_update_layout_arg *arg = | |
2277 | (struct drm_vmw_update_layout_arg *)data; | |
cd2b89e7 TH |
2278 | void __user *user_rects; |
2279 | struct drm_vmw_rect *rects; | |
2280 | unsigned rects_size; | |
2281 | int ret; | |
2282 | int i; | |
65ade7d3 | 2283 | u64 total_pixels = 0; |
cd2b89e7 | 2284 | struct drm_mode_config *mode_config = &dev->mode_config; |
c8261a96 | 2285 | struct drm_vmw_rect bounding_box = {0}; |
cd2b89e7 | 2286 | |
cd2b89e7 TH |
2287 | if (!arg->num_outputs) { |
2288 | struct drm_vmw_rect def_rect = {0, 0, 800, 600}; | |
2289 | vmw_du_update_layout(dev_priv, 1, &def_rect); | |
5151adb3 | 2290 | return 0; |
cd2b89e7 TH |
2291 | } |
2292 | ||
2293 | rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect); | |
bab9efc2 XW |
2294 | rects = kcalloc(arg->num_outputs, sizeof(struct drm_vmw_rect), |
2295 | GFP_KERNEL); | |
5151adb3 TH |
2296 | if (unlikely(!rects)) |
2297 | return -ENOMEM; | |
cd2b89e7 TH |
2298 | |
2299 | user_rects = (void __user *)(unsigned long)arg->rects; | |
2300 | ret = copy_from_user(rects, user_rects, rects_size); | |
2301 | if (unlikely(ret != 0)) { | |
2302 | DRM_ERROR("Failed to get rects.\n"); | |
2303 | ret = -EFAULT; | |
2304 | goto out_free; | |
2305 | } | |
2306 | ||
2307 | for (i = 0; i < arg->num_outputs; ++i) { | |
bab9efc2 XW |
2308 | if (rects[i].x < 0 || |
2309 | rects[i].y < 0 || | |
2310 | rects[i].x + rects[i].w > mode_config->max_width || | |
2311 | rects[i].y + rects[i].h > mode_config->max_height) { | |
cd2b89e7 TH |
2312 | DRM_ERROR("Invalid GUI layout.\n"); |
2313 | ret = -EINVAL; | |
2314 | goto out_free; | |
2315 | } | |
c8261a96 SY |
2316 | |
2317 | /* | |
2318 | * bounding_box.w and bunding_box.h are used as | |
2319 | * lower-right coordinates | |
2320 | */ | |
2321 | if (rects[i].x + rects[i].w > bounding_box.w) | |
2322 | bounding_box.w = rects[i].x + rects[i].w; | |
2323 | ||
2324 | if (rects[i].y + rects[i].h > bounding_box.h) | |
2325 | bounding_box.h = rects[i].y + rects[i].h; | |
65ade7d3 SY |
2326 | |
2327 | total_pixels += (u64) rects[i].w * (u64) rects[i].h; | |
cd2b89e7 TH |
2328 | } |
2329 | ||
65ade7d3 SY |
2330 | if (dev_priv->active_display_unit == vmw_du_screen_target) { |
2331 | /* | |
2332 | * For Screen Targets, the limits for a toplogy are: | |
2333 | * 1. Bounding box (assuming 32bpp) must be < prim_bb_mem | |
2334 | * 2. Total pixels (assuming 32bpp) must be < prim_bb_mem | |
2335 | */ | |
0f580386 | 2336 | u64 bb_mem = (u64) bounding_box.w * bounding_box.h * 4; |
65ade7d3 SY |
2337 | u64 pixel_mem = total_pixels * 4; |
2338 | ||
2339 | if (bb_mem > dev_priv->prim_bb_mem) { | |
2340 | DRM_ERROR("Topology is beyond supported limits.\n"); | |
35c05125 SY |
2341 | ret = -EINVAL; |
2342 | goto out_free; | |
2343 | } | |
2344 | ||
65ade7d3 SY |
2345 | if (pixel_mem > dev_priv->prim_bb_mem) { |
2346 | DRM_ERROR("Combined output size too large\n"); | |
2347 | ret = -EINVAL; | |
2348 | goto out_free; | |
2349 | } | |
cd2b89e7 TH |
2350 | } |
2351 | ||
2352 | vmw_du_update_layout(dev_priv, arg->num_outputs, rects); | |
2353 | ||
2354 | out_free: | |
2355 | kfree(rects); | |
cd2b89e7 TH |
2356 | return ret; |
2357 | } | |
1a4b172a TH |
2358 | |
2359 | /** | |
2360 | * vmw_kms_helper_dirty - Helper to build commands and perform actions based | |
2361 | * on a set of cliprects and a set of display units. | |
2362 | * | |
2363 | * @dev_priv: Pointer to a device private structure. | |
2364 | * @framebuffer: Pointer to the framebuffer on which to perform the actions. | |
2365 | * @clips: A set of struct drm_clip_rect. Either this os @vclips must be NULL. | |
2366 | * Cliprects are given in framebuffer coordinates. | |
2367 | * @vclips: A set of struct drm_vmw_rect cliprects. Either this or @clips must | |
2368 | * be NULL. Cliprects are given in source coordinates. | |
2369 | * @dest_x: X coordinate offset for the crtc / destination clip rects. | |
2370 | * @dest_y: Y coordinate offset for the crtc / destination clip rects. | |
2371 | * @num_clips: Number of cliprects in the @clips or @vclips array. | |
2372 | * @increment: Integer with which to increment the clip counter when looping. | |
2373 | * Used to skip a predetermined number of clip rects. | |
2374 | * @dirty: Closure structure. See the description of struct vmw_kms_dirty. | |
2375 | */ | |
2376 | int vmw_kms_helper_dirty(struct vmw_private *dev_priv, | |
2377 | struct vmw_framebuffer *framebuffer, | |
2378 | const struct drm_clip_rect *clips, | |
2379 | const struct drm_vmw_rect *vclips, | |
2380 | s32 dest_x, s32 dest_y, | |
2381 | int num_clips, | |
2382 | int increment, | |
2383 | struct vmw_kms_dirty *dirty) | |
2384 | { | |
2385 | struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS]; | |
2386 | struct drm_crtc *crtc; | |
2387 | u32 num_units = 0; | |
2388 | u32 i, k; | |
1a4b172a TH |
2389 | |
2390 | dirty->dev_priv = dev_priv; | |
2391 | ||
2392 | list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) { | |
2393 | if (crtc->primary->fb != &framebuffer->base) | |
2394 | continue; | |
2395 | units[num_units++] = vmw_crtc_to_du(crtc); | |
2396 | } | |
2397 | ||
2398 | for (k = 0; k < num_units; k++) { | |
2399 | struct vmw_display_unit *unit = units[k]; | |
2400 | s32 crtc_x = unit->crtc.x; | |
2401 | s32 crtc_y = unit->crtc.y; | |
2402 | s32 crtc_width = unit->crtc.mode.hdisplay; | |
2403 | s32 crtc_height = unit->crtc.mode.vdisplay; | |
2404 | const struct drm_clip_rect *clips_ptr = clips; | |
2405 | const struct drm_vmw_rect *vclips_ptr = vclips; | |
2406 | ||
2407 | dirty->unit = unit; | |
2408 | if (dirty->fifo_reserve_size > 0) { | |
2409 | dirty->cmd = vmw_fifo_reserve(dev_priv, | |
2410 | dirty->fifo_reserve_size); | |
2411 | if (!dirty->cmd) { | |
2412 | DRM_ERROR("Couldn't reserve fifo space " | |
2413 | "for dirty blits.\n"); | |
f3b8c0ca | 2414 | return -ENOMEM; |
1a4b172a TH |
2415 | } |
2416 | memset(dirty->cmd, 0, dirty->fifo_reserve_size); | |
2417 | } | |
2418 | dirty->num_hits = 0; | |
2419 | for (i = 0; i < num_clips; i++, clips_ptr += increment, | |
2420 | vclips_ptr += increment) { | |
2421 | s32 clip_left; | |
2422 | s32 clip_top; | |
2423 | ||
2424 | /* | |
2425 | * Select clip array type. Note that integer type | |
2426 | * in @clips is unsigned short, whereas in @vclips | |
2427 | * it's 32-bit. | |
2428 | */ | |
2429 | if (clips) { | |
2430 | dirty->fb_x = (s32) clips_ptr->x1; | |
2431 | dirty->fb_y = (s32) clips_ptr->y1; | |
2432 | dirty->unit_x2 = (s32) clips_ptr->x2 + dest_x - | |
2433 | crtc_x; | |
2434 | dirty->unit_y2 = (s32) clips_ptr->y2 + dest_y - | |
2435 | crtc_y; | |
2436 | } else { | |
2437 | dirty->fb_x = vclips_ptr->x; | |
2438 | dirty->fb_y = vclips_ptr->y; | |
2439 | dirty->unit_x2 = dirty->fb_x + vclips_ptr->w + | |
2440 | dest_x - crtc_x; | |
2441 | dirty->unit_y2 = dirty->fb_y + vclips_ptr->h + | |
2442 | dest_y - crtc_y; | |
2443 | } | |
2444 | ||
2445 | dirty->unit_x1 = dirty->fb_x + dest_x - crtc_x; | |
2446 | dirty->unit_y1 = dirty->fb_y + dest_y - crtc_y; | |
2447 | ||
2448 | /* Skip this clip if it's outside the crtc region */ | |
2449 | if (dirty->unit_x1 >= crtc_width || | |
2450 | dirty->unit_y1 >= crtc_height || | |
2451 | dirty->unit_x2 <= 0 || dirty->unit_y2 <= 0) | |
2452 | continue; | |
2453 | ||
2454 | /* Clip right and bottom to crtc limits */ | |
2455 | dirty->unit_x2 = min_t(s32, dirty->unit_x2, | |
2456 | crtc_width); | |
2457 | dirty->unit_y2 = min_t(s32, dirty->unit_y2, | |
2458 | crtc_height); | |
2459 | ||
2460 | /* Clip left and top to crtc limits */ | |
2461 | clip_left = min_t(s32, dirty->unit_x1, 0); | |
2462 | clip_top = min_t(s32, dirty->unit_y1, 0); | |
2463 | dirty->unit_x1 -= clip_left; | |
2464 | dirty->unit_y1 -= clip_top; | |
2465 | dirty->fb_x -= clip_left; | |
2466 | dirty->fb_y -= clip_top; | |
2467 | ||
2468 | dirty->clip(dirty); | |
2469 | } | |
2470 | ||
2471 | dirty->fifo_commit(dirty); | |
2472 | } | |
2473 | ||
2474 | return 0; | |
2475 | } | |
2476 | ||
2477 | /** | |
2478 | * vmw_kms_helper_buffer_prepare - Reserve and validate a buffer object before | |
2479 | * command submission. | |
2480 | * | |
2481 | * @dev_priv. Pointer to a device private structure. | |
2482 | * @buf: The buffer object | |
2483 | * @interruptible: Whether to perform waits as interruptible. | |
2484 | * @validate_as_mob: Whether the buffer should be validated as a MOB. If false, | |
2485 | * The buffer will be validated as a GMR. Already pinned buffers will not be | |
2486 | * validated. | |
2487 | * | |
2488 | * Returns 0 on success, negative error code on failure, -ERESTARTSYS if | |
2489 | * interrupted by a signal. | |
2490 | */ | |
2491 | int vmw_kms_helper_buffer_prepare(struct vmw_private *dev_priv, | |
2492 | struct vmw_dma_buffer *buf, | |
2493 | bool interruptible, | |
2494 | bool validate_as_mob) | |
2495 | { | |
2496 | struct ttm_buffer_object *bo = &buf->base; | |
2497 | int ret; | |
2498 | ||
dfd5e50e | 2499 | ttm_bo_reserve(bo, false, false, NULL); |
1a4b172a TH |
2500 | ret = vmw_validate_single_buffer(dev_priv, bo, interruptible, |
2501 | validate_as_mob); | |
2502 | if (ret) | |
2503 | ttm_bo_unreserve(bo); | |
2504 | ||
2505 | return ret; | |
2506 | } | |
2507 | ||
2508 | /** | |
2509 | * vmw_kms_helper_buffer_revert - Undo the actions of | |
2510 | * vmw_kms_helper_buffer_prepare. | |
2511 | * | |
2512 | * @res: Pointer to the buffer object. | |
2513 | * | |
2514 | * Helper to be used if an error forces the caller to undo the actions of | |
2515 | * vmw_kms_helper_buffer_prepare. | |
2516 | */ | |
2517 | void vmw_kms_helper_buffer_revert(struct vmw_dma_buffer *buf) | |
2518 | { | |
2519 | if (buf) | |
2520 | ttm_bo_unreserve(&buf->base); | |
2521 | } | |
2522 | ||
2523 | /** | |
2524 | * vmw_kms_helper_buffer_finish - Unreserve and fence a buffer object after | |
2525 | * kms command submission. | |
2526 | * | |
2527 | * @dev_priv: Pointer to a device private structure. | |
2528 | * @file_priv: Pointer to a struct drm_file representing the caller's | |
2529 | * connection. Must be set to NULL if @user_fence_rep is NULL, and conversely | |
2530 | * if non-NULL, @user_fence_rep must be non-NULL. | |
2531 | * @buf: The buffer object. | |
2532 | * @out_fence: Optional pointer to a fence pointer. If non-NULL, a | |
2533 | * ref-counted fence pointer is returned here. | |
2534 | * @user_fence_rep: Optional pointer to a user-space provided struct | |
2535 | * drm_vmw_fence_rep. If provided, @file_priv must also be provided and the | |
2536 | * function copies fence data to user-space in a fail-safe manner. | |
2537 | */ | |
2538 | void vmw_kms_helper_buffer_finish(struct vmw_private *dev_priv, | |
2539 | struct drm_file *file_priv, | |
2540 | struct vmw_dma_buffer *buf, | |
2541 | struct vmw_fence_obj **out_fence, | |
2542 | struct drm_vmw_fence_rep __user * | |
2543 | user_fence_rep) | |
2544 | { | |
2545 | struct vmw_fence_obj *fence; | |
2546 | uint32_t handle; | |
2547 | int ret; | |
2548 | ||
2549 | ret = vmw_execbuf_fence_commands(file_priv, dev_priv, &fence, | |
2550 | file_priv ? &handle : NULL); | |
2551 | if (buf) | |
2552 | vmw_fence_single_bo(&buf->base, fence); | |
2553 | if (file_priv) | |
2554 | vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), | |
2555 | ret, user_fence_rep, fence, | |
2556 | handle); | |
2557 | if (out_fence) | |
2558 | *out_fence = fence; | |
2559 | else | |
2560 | vmw_fence_obj_unreference(&fence); | |
2561 | ||
2562 | vmw_kms_helper_buffer_revert(buf); | |
2563 | } | |
2564 | ||
2565 | ||
2566 | /** | |
2567 | * vmw_kms_helper_resource_revert - Undo the actions of | |
2568 | * vmw_kms_helper_resource_prepare. | |
2569 | * | |
2570 | * @res: Pointer to the resource. Typically a surface. | |
2571 | * | |
2572 | * Helper to be used if an error forces the caller to undo the actions of | |
2573 | * vmw_kms_helper_resource_prepare. | |
2574 | */ | |
2575 | void vmw_kms_helper_resource_revert(struct vmw_resource *res) | |
2576 | { | |
2577 | vmw_kms_helper_buffer_revert(res->backup); | |
d80efd5c | 2578 | vmw_resource_unreserve(res, false, NULL, 0); |
1a4b172a TH |
2579 | mutex_unlock(&res->dev_priv->cmdbuf_mutex); |
2580 | } | |
2581 | ||
2582 | /** | |
2583 | * vmw_kms_helper_resource_prepare - Reserve and validate a resource before | |
2584 | * command submission. | |
2585 | * | |
2586 | * @res: Pointer to the resource. Typically a surface. | |
2587 | * @interruptible: Whether to perform waits as interruptible. | |
2588 | * | |
2589 | * Reserves and validates also the backup buffer if a guest-backed resource. | |
2590 | * Returns 0 on success, negative error code on failure. -ERESTARTSYS if | |
2591 | * interrupted by a signal. | |
2592 | */ | |
2593 | int vmw_kms_helper_resource_prepare(struct vmw_resource *res, | |
2594 | bool interruptible) | |
2595 | { | |
2596 | int ret = 0; | |
2597 | ||
2598 | if (interruptible) | |
2599 | ret = mutex_lock_interruptible(&res->dev_priv->cmdbuf_mutex); | |
2600 | else | |
2601 | mutex_lock(&res->dev_priv->cmdbuf_mutex); | |
2602 | ||
2603 | if (unlikely(ret != 0)) | |
2604 | return -ERESTARTSYS; | |
2605 | ||
2606 | ret = vmw_resource_reserve(res, interruptible, false); | |
2607 | if (ret) | |
2608 | goto out_unlock; | |
2609 | ||
2610 | if (res->backup) { | |
2611 | ret = vmw_kms_helper_buffer_prepare(res->dev_priv, res->backup, | |
2612 | interruptible, | |
2613 | res->dev_priv->has_mob); | |
2614 | if (ret) | |
2615 | goto out_unreserve; | |
2616 | } | |
2617 | ret = vmw_resource_validate(res); | |
2618 | if (ret) | |
2619 | goto out_revert; | |
2620 | return 0; | |
2621 | ||
2622 | out_revert: | |
2623 | vmw_kms_helper_buffer_revert(res->backup); | |
2624 | out_unreserve: | |
d80efd5c | 2625 | vmw_resource_unreserve(res, false, NULL, 0); |
1a4b172a TH |
2626 | out_unlock: |
2627 | mutex_unlock(&res->dev_priv->cmdbuf_mutex); | |
2628 | return ret; | |
2629 | } | |
2630 | ||
2631 | /** | |
2632 | * vmw_kms_helper_resource_finish - Unreserve and fence a resource after | |
2633 | * kms command submission. | |
2634 | * | |
2635 | * @res: Pointer to the resource. Typically a surface. | |
2636 | * @out_fence: Optional pointer to a fence pointer. If non-NULL, a | |
2637 | * ref-counted fence pointer is returned here. | |
2638 | */ | |
2639 | void vmw_kms_helper_resource_finish(struct vmw_resource *res, | |
2640 | struct vmw_fence_obj **out_fence) | |
2641 | { | |
2642 | if (res->backup || out_fence) | |
2643 | vmw_kms_helper_buffer_finish(res->dev_priv, NULL, res->backup, | |
2644 | out_fence, NULL); | |
2645 | ||
d80efd5c | 2646 | vmw_resource_unreserve(res, false, NULL, 0); |
1a4b172a TH |
2647 | mutex_unlock(&res->dev_priv->cmdbuf_mutex); |
2648 | } | |
6bf6bf03 TH |
2649 | |
2650 | /** | |
2651 | * vmw_kms_update_proxy - Helper function to update a proxy surface from | |
2652 | * its backing MOB. | |
2653 | * | |
2654 | * @res: Pointer to the surface resource | |
2655 | * @clips: Clip rects in framebuffer (surface) space. | |
2656 | * @num_clips: Number of clips in @clips. | |
2657 | * @increment: Integer with which to increment the clip counter when looping. | |
2658 | * Used to skip a predetermined number of clip rects. | |
2659 | * | |
2660 | * This function makes sure the proxy surface is updated from its backing MOB | |
2661 | * using the region given by @clips. The surface resource @res and its backing | |
2662 | * MOB needs to be reserved and validated on call. | |
2663 | */ | |
2664 | int vmw_kms_update_proxy(struct vmw_resource *res, | |
2665 | const struct drm_clip_rect *clips, | |
2666 | unsigned num_clips, | |
2667 | int increment) | |
2668 | { | |
2669 | struct vmw_private *dev_priv = res->dev_priv; | |
2670 | struct drm_vmw_size *size = &vmw_res_to_srf(res)->base_size; | |
2671 | struct { | |
2672 | SVGA3dCmdHeader header; | |
2673 | SVGA3dCmdUpdateGBImage body; | |
2674 | } *cmd; | |
2675 | SVGA3dBox *box; | |
2676 | size_t copy_size = 0; | |
2677 | int i; | |
2678 | ||
2679 | if (!clips) | |
2680 | return 0; | |
2681 | ||
2682 | cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd) * num_clips); | |
2683 | if (!cmd) { | |
2684 | DRM_ERROR("Couldn't reserve fifo space for proxy surface " | |
2685 | "update.\n"); | |
2686 | return -ENOMEM; | |
2687 | } | |
2688 | ||
2689 | for (i = 0; i < num_clips; ++i, clips += increment, ++cmd) { | |
2690 | box = &cmd->body.box; | |
2691 | ||
2692 | cmd->header.id = SVGA_3D_CMD_UPDATE_GB_IMAGE; | |
2693 | cmd->header.size = sizeof(cmd->body); | |
2694 | cmd->body.image.sid = res->id; | |
2695 | cmd->body.image.face = 0; | |
2696 | cmd->body.image.mipmap = 0; | |
2697 | ||
2698 | if (clips->x1 > size->width || clips->x2 > size->width || | |
2699 | clips->y1 > size->height || clips->y2 > size->height) { | |
2700 | DRM_ERROR("Invalid clips outsize of framebuffer.\n"); | |
2701 | return -EINVAL; | |
2702 | } | |
2703 | ||
2704 | box->x = clips->x1; | |
2705 | box->y = clips->y1; | |
2706 | box->z = 0; | |
2707 | box->w = clips->x2 - clips->x1; | |
2708 | box->h = clips->y2 - clips->y1; | |
2709 | box->d = 1; | |
2710 | ||
2711 | copy_size += sizeof(*cmd); | |
2712 | } | |
2713 | ||
2714 | vmw_fifo_commit(dev_priv, copy_size); | |
2715 | ||
2716 | return 0; | |
2717 | } | |
a278724a TH |
2718 | |
2719 | int vmw_kms_fbdev_init_data(struct vmw_private *dev_priv, | |
2720 | unsigned unit, | |
2721 | u32 max_width, | |
2722 | u32 max_height, | |
2723 | struct drm_connector **p_con, | |
2724 | struct drm_crtc **p_crtc, | |
2725 | struct drm_display_mode **p_mode) | |
2726 | { | |
2727 | struct drm_connector *con; | |
2728 | struct vmw_display_unit *du; | |
2729 | struct drm_display_mode *mode; | |
2730 | int i = 0; | |
2731 | ||
2732 | list_for_each_entry(con, &dev_priv->dev->mode_config.connector_list, | |
2733 | head) { | |
2734 | if (i == unit) | |
2735 | break; | |
2736 | ||
2737 | ++i; | |
2738 | } | |
2739 | ||
2740 | if (i != unit) { | |
2741 | DRM_ERROR("Could not find initial display unit.\n"); | |
2742 | return -EINVAL; | |
2743 | } | |
2744 | ||
2745 | if (list_empty(&con->modes)) | |
2746 | (void) vmw_du_connector_fill_modes(con, max_width, max_height); | |
2747 | ||
2748 | if (list_empty(&con->modes)) { | |
2749 | DRM_ERROR("Could not find initial display mode.\n"); | |
2750 | return -EINVAL; | |
2751 | } | |
2752 | ||
2753 | du = vmw_connector_to_du(con); | |
2754 | *p_con = con; | |
2755 | *p_crtc = &du->crtc; | |
2756 | ||
2757 | list_for_each_entry(mode, &con->modes, head) { | |
2758 | if (mode->type & DRM_MODE_TYPE_PREFERRED) | |
2759 | break; | |
2760 | } | |
2761 | ||
2762 | if (mode->type & DRM_MODE_TYPE_PREFERRED) | |
2763 | *p_mode = mode; | |
2764 | else { | |
2765 | WARN_ONCE(true, "Could not find initial preferred mode.\n"); | |
2766 | *p_mode = list_first_entry(&con->modes, | |
2767 | struct drm_display_mode, | |
2768 | head); | |
2769 | } | |
2770 | ||
2771 | return 0; | |
2772 | } | |
75c06855 TH |
2773 | |
2774 | /** | |
2775 | * vmw_kms_del_active - unregister a crtc binding to the implicit framebuffer | |
2776 | * | |
2777 | * @dev_priv: Pointer to a device private struct. | |
2778 | * @du: The display unit of the crtc. | |
2779 | */ | |
2780 | void vmw_kms_del_active(struct vmw_private *dev_priv, | |
2781 | struct vmw_display_unit *du) | |
2782 | { | |
93cd1681 | 2783 | mutex_lock(&dev_priv->global_kms_state_mutex); |
75c06855 TH |
2784 | if (du->active_implicit) { |
2785 | if (--(dev_priv->num_implicit) == 0) | |
2786 | dev_priv->implicit_fb = NULL; | |
2787 | du->active_implicit = false; | |
2788 | } | |
93cd1681 | 2789 | mutex_unlock(&dev_priv->global_kms_state_mutex); |
75c06855 TH |
2790 | } |
2791 | ||
2792 | /** | |
2793 | * vmw_kms_add_active - register a crtc binding to an implicit framebuffer | |
2794 | * | |
2795 | * @vmw_priv: Pointer to a device private struct. | |
2796 | * @du: The display unit of the crtc. | |
2797 | * @vfb: The implicit framebuffer | |
2798 | * | |
2799 | * Registers a binding to an implicit framebuffer. | |
2800 | */ | |
2801 | void vmw_kms_add_active(struct vmw_private *dev_priv, | |
2802 | struct vmw_display_unit *du, | |
2803 | struct vmw_framebuffer *vfb) | |
2804 | { | |
93cd1681 | 2805 | mutex_lock(&dev_priv->global_kms_state_mutex); |
75c06855 TH |
2806 | WARN_ON_ONCE(!dev_priv->num_implicit && dev_priv->implicit_fb); |
2807 | ||
2808 | if (!du->active_implicit && du->is_implicit) { | |
2809 | dev_priv->implicit_fb = vfb; | |
2810 | du->active_implicit = true; | |
2811 | dev_priv->num_implicit++; | |
2812 | } | |
93cd1681 | 2813 | mutex_unlock(&dev_priv->global_kms_state_mutex); |
75c06855 TH |
2814 | } |
2815 | ||
2816 | /** | |
2817 | * vmw_kms_screen_object_flippable - Check whether we can page-flip a crtc. | |
2818 | * | |
2819 | * @dev_priv: Pointer to device-private struct. | |
2820 | * @crtc: The crtc we want to flip. | |
2821 | * | |
2822 | * Returns true or false depending whether it's OK to flip this crtc | |
2823 | * based on the criterion that we must not have more than one implicit | |
2824 | * frame-buffer at any one time. | |
2825 | */ | |
2826 | bool vmw_kms_crtc_flippable(struct vmw_private *dev_priv, | |
2827 | struct drm_crtc *crtc) | |
2828 | { | |
2829 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
93cd1681 | 2830 | bool ret; |
75c06855 | 2831 | |
93cd1681 TH |
2832 | mutex_lock(&dev_priv->global_kms_state_mutex); |
2833 | ret = !du->is_implicit || dev_priv->num_implicit == 1; | |
2834 | mutex_unlock(&dev_priv->global_kms_state_mutex); | |
75c06855 | 2835 | |
93cd1681 | 2836 | return ret; |
75c06855 TH |
2837 | } |
2838 | ||
2839 | /** | |
2840 | * vmw_kms_update_implicit_fb - Update the implicit fb. | |
2841 | * | |
2842 | * @dev_priv: Pointer to device-private struct. | |
2843 | * @crtc: The crtc the new implicit frame-buffer is bound to. | |
2844 | */ | |
2845 | void vmw_kms_update_implicit_fb(struct vmw_private *dev_priv, | |
2846 | struct drm_crtc *crtc) | |
2847 | { | |
2848 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
2849 | struct vmw_framebuffer *vfb; | |
2850 | ||
93cd1681 | 2851 | mutex_lock(&dev_priv->global_kms_state_mutex); |
75c06855 TH |
2852 | |
2853 | if (!du->is_implicit) | |
93cd1681 | 2854 | goto out_unlock; |
75c06855 TH |
2855 | |
2856 | vfb = vmw_framebuffer_to_vfb(crtc->primary->fb); | |
2857 | WARN_ON_ONCE(dev_priv->num_implicit != 1 && | |
2858 | dev_priv->implicit_fb != vfb); | |
2859 | ||
2860 | dev_priv->implicit_fb = vfb; | |
93cd1681 TH |
2861 | out_unlock: |
2862 | mutex_unlock(&dev_priv->global_kms_state_mutex); | |
75c06855 | 2863 | } |
76404ac0 TH |
2864 | |
2865 | /** | |
2866 | * vmw_kms_create_implicit_placement_proparty - Set up the implicit placement | |
2867 | * property. | |
2868 | * | |
2869 | * @dev_priv: Pointer to a device private struct. | |
2870 | * @immutable: Whether the property is immutable. | |
2871 | * | |
2872 | * Sets up the implicit placement property unless it's already set up. | |
2873 | */ | |
2874 | void | |
2875 | vmw_kms_create_implicit_placement_property(struct vmw_private *dev_priv, | |
2876 | bool immutable) | |
2877 | { | |
2878 | if (dev_priv->implicit_placement_property) | |
2879 | return; | |
2880 | ||
2881 | dev_priv->implicit_placement_property = | |
2882 | drm_property_create_range(dev_priv->dev, | |
2883 | immutable ? | |
2884 | DRM_MODE_PROP_IMMUTABLE : 0, | |
2885 | "implicit_placement", 0, 1); | |
2886 | ||
2887 | } | |
904bb5e5 SY |
2888 | |
2889 | ||
2890 | /** | |
2891 | * vmw_kms_set_config - Wrapper around drm_atomic_helper_set_config | |
2892 | * | |
2893 | * @set: The configuration to set. | |
2894 | * | |
2895 | * The vmwgfx Xorg driver doesn't assign the mode::type member, which | |
2896 | * when drm_mode_set_crtcinfo is called as part of the configuration setting | |
2897 | * causes it to return incorrect crtc dimensions causing severe problems in | |
2898 | * the vmwgfx modesetting. So explicitly clear that member before calling | |
2899 | * into drm_atomic_helper_set_config. | |
2900 | */ | |
2901 | int vmw_kms_set_config(struct drm_mode_set *set) | |
2902 | { | |
2903 | if (set && set->mode) | |
2904 | set->mode->type = 0; | |
2905 | ||
2906 | return drm_atomic_helper_set_config(set); | |
2907 | } |