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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 | 276 | |
36cc79bc SY |
277 | void vmw_du_cursor_plane_destroy(struct drm_plane *plane) |
278 | { | |
279 | vmw_cursor_update_position(plane->dev->dev_private, false, 0, 0); | |
280 | ||
281 | drm_plane_cleanup(plane); | |
282 | } | |
283 | ||
284 | ||
285 | void vmw_du_primary_plane_destroy(struct drm_plane *plane) | |
286 | { | |
287 | drm_plane_cleanup(plane); | |
288 | ||
289 | /* Planes are static in our case so we don't free it */ | |
290 | } | |
291 | ||
292 | ||
060e2ad5 SY |
293 | /** |
294 | * vmw_du_vps_unpin_surf - unpins resource associated with a framebuffer surface | |
295 | * | |
296 | * @vps: plane state associated with the display surface | |
297 | * @unreference: true if we also want to unreference the display. | |
298 | */ | |
299 | void vmw_du_plane_unpin_surf(struct vmw_plane_state *vps, | |
300 | bool unreference) | |
301 | { | |
302 | if (vps->surf) { | |
303 | if (vps->pinned) { | |
304 | vmw_resource_unpin(&vps->surf->res); | |
305 | vps->pinned--; | |
306 | } | |
307 | ||
308 | if (unreference) { | |
309 | if (vps->pinned) | |
310 | DRM_ERROR("Surface still pinned\n"); | |
311 | vmw_surface_unreference(&vps->surf); | |
312 | } | |
313 | } | |
314 | } | |
315 | ||
316 | ||
317 | /** | |
318 | * vmw_du_plane_cleanup_fb - Unpins the cursor | |
319 | * | |
320 | * @plane: display plane | |
321 | * @old_state: Contains the FB to clean up | |
322 | * | |
323 | * Unpins the framebuffer surface | |
324 | * | |
325 | * Returns 0 on success | |
326 | */ | |
327 | void | |
328 | vmw_du_plane_cleanup_fb(struct drm_plane *plane, | |
329 | struct drm_plane_state *old_state) | |
330 | { | |
331 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(old_state); | |
332 | ||
333 | vmw_du_plane_unpin_surf(vps, false); | |
334 | } | |
335 | ||
336 | ||
337 | /** | |
338 | * vmw_du_cursor_plane_prepare_fb - Readies the cursor by referencing it | |
339 | * | |
340 | * @plane: display plane | |
341 | * @new_state: info on the new plane state, including the FB | |
342 | * | |
343 | * Returns 0 on success | |
344 | */ | |
345 | int | |
346 | vmw_du_cursor_plane_prepare_fb(struct drm_plane *plane, | |
347 | struct drm_plane_state *new_state) | |
348 | { | |
349 | struct drm_framebuffer *fb = new_state->fb; | |
350 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(new_state); | |
351 | ||
352 | ||
353 | if (vps->surf) | |
354 | vmw_surface_unreference(&vps->surf); | |
355 | ||
356 | if (vps->dmabuf) | |
357 | vmw_dmabuf_unreference(&vps->dmabuf); | |
358 | ||
359 | if (fb) { | |
360 | if (vmw_framebuffer_to_vfb(fb)->dmabuf) { | |
361 | vps->dmabuf = vmw_framebuffer_to_vfbd(fb)->buffer; | |
362 | vmw_dmabuf_reference(vps->dmabuf); | |
363 | } else { | |
364 | vps->surf = vmw_framebuffer_to_vfbs(fb)->surface; | |
365 | vmw_surface_reference(vps->surf); | |
366 | } | |
367 | } | |
368 | ||
369 | return 0; | |
370 | } | |
371 | ||
372 | ||
060e2ad5 SY |
373 | void |
374 | vmw_du_cursor_plane_atomic_update(struct drm_plane *plane, | |
375 | struct drm_plane_state *old_state) | |
376 | { | |
377 | struct drm_crtc *crtc = plane->state->crtc ?: old_state->crtc; | |
378 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
379 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
380 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(plane->state); | |
381 | s32 hotspot_x, hotspot_y; | |
382 | int ret = 0; | |
383 | ||
384 | ||
385 | hotspot_x = du->hotspot_x; | |
386 | hotspot_y = du->hotspot_y; | |
14979adb SY |
387 | |
388 | if (plane->fb) { | |
389 | hotspot_x += plane->fb->hot_x; | |
390 | hotspot_y += plane->fb->hot_y; | |
391 | } | |
392 | ||
060e2ad5 SY |
393 | du->cursor_surface = vps->surf; |
394 | du->cursor_dmabuf = vps->dmabuf; | |
395 | ||
396 | /* setup new image */ | |
397 | if (vps->surf) { | |
398 | du->cursor_age = du->cursor_surface->snooper.age; | |
399 | ||
400 | ret = vmw_cursor_update_image(dev_priv, | |
401 | vps->surf->snooper.image, | |
402 | 64, 64, hotspot_x, hotspot_y); | |
403 | } else if (vps->dmabuf) { | |
404 | ret = vmw_cursor_update_dmabuf(dev_priv, vps->dmabuf, | |
405 | plane->state->crtc_w, | |
406 | plane->state->crtc_h, | |
407 | hotspot_x, hotspot_y); | |
408 | } else { | |
409 | vmw_cursor_update_position(dev_priv, false, 0, 0); | |
410 | return; | |
411 | } | |
412 | ||
413 | if (!ret) { | |
414 | du->cursor_x = plane->state->crtc_x + du->set_gui_x; | |
415 | du->cursor_y = plane->state->crtc_y + du->set_gui_y; | |
416 | ||
417 | vmw_cursor_update_position(dev_priv, true, | |
418 | du->cursor_x + hotspot_x, | |
419 | du->cursor_y + hotspot_y); | |
14979adb SY |
420 | |
421 | du->core_hotspot_x = hotspot_x - du->hotspot_x; | |
422 | du->core_hotspot_y = hotspot_y - du->hotspot_y; | |
060e2ad5 SY |
423 | } else { |
424 | DRM_ERROR("Failed to update cursor image\n"); | |
425 | } | |
426 | } | |
427 | ||
428 | ||
429 | /** | |
430 | * vmw_du_primary_plane_atomic_check - check if the new state is okay | |
431 | * | |
432 | * @plane: display plane | |
433 | * @state: info on the new plane state, including the FB | |
434 | * | |
435 | * Check if the new state is settable given the current state. Other | |
436 | * than what the atomic helper checks, we care about crtc fitting | |
437 | * the FB and maintaining one active framebuffer. | |
438 | * | |
439 | * Returns 0 on success | |
440 | */ | |
441 | int vmw_du_primary_plane_atomic_check(struct drm_plane *plane, | |
442 | struct drm_plane_state *state) | |
443 | { | |
444 | struct drm_framebuffer *new_fb = state->fb; | |
445 | bool visible; | |
446 | ||
447 | struct drm_rect src = { | |
448 | .x1 = state->src_x, | |
449 | .y1 = state->src_y, | |
450 | .x2 = state->src_x + state->src_w, | |
451 | .y2 = state->src_y + state->src_h, | |
452 | }; | |
453 | struct drm_rect dest = { | |
454 | .x1 = state->crtc_x, | |
455 | .y1 = state->crtc_y, | |
456 | .x2 = state->crtc_x + state->crtc_w, | |
457 | .y2 = state->crtc_y + state->crtc_h, | |
458 | }; | |
459 | struct drm_rect clip = dest; | |
460 | int ret; | |
461 | ||
462 | ret = drm_plane_helper_check_update(plane, state->crtc, new_fb, | |
463 | &src, &dest, &clip, | |
c2c446ad | 464 | DRM_MODE_ROTATE_0, |
060e2ad5 SY |
465 | DRM_PLANE_HELPER_NO_SCALING, |
466 | DRM_PLANE_HELPER_NO_SCALING, | |
467 | false, true, &visible); | |
468 | ||
469 | ||
470 | if (!ret && new_fb) { | |
471 | struct drm_crtc *crtc = state->crtc; | |
472 | struct vmw_connector_state *vcs; | |
473 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
474 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
475 | struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(new_fb); | |
476 | ||
477 | vcs = vmw_connector_state_to_vcs(du->connector.state); | |
478 | ||
479 | if ((dest.x2 > new_fb->width || | |
480 | dest.y2 > new_fb->height)) { | |
481 | DRM_ERROR("CRTC area outside of framebuffer\n"); | |
482 | return -EINVAL; | |
483 | } | |
484 | ||
485 | /* Only one active implicit framebuffer at a time. */ | |
486 | mutex_lock(&dev_priv->global_kms_state_mutex); | |
487 | if (vcs->is_implicit && dev_priv->implicit_fb && | |
488 | !(dev_priv->num_implicit == 1 && du->active_implicit) | |
489 | && dev_priv->implicit_fb != vfb) { | |
490 | DRM_ERROR("Multiple implicit framebuffers " | |
491 | "not supported.\n"); | |
492 | ret = -EINVAL; | |
493 | } | |
494 | mutex_unlock(&dev_priv->global_kms_state_mutex); | |
495 | } | |
496 | ||
497 | ||
498 | return ret; | |
499 | } | |
500 | ||
501 | ||
502 | /** | |
503 | * vmw_du_cursor_plane_atomic_check - check if the new state is okay | |
504 | * | |
505 | * @plane: cursor plane | |
506 | * @state: info on the new plane state | |
507 | * | |
508 | * This is a chance to fail if the new cursor state does not fit | |
509 | * our requirements. | |
510 | * | |
511 | * Returns 0 on success | |
512 | */ | |
513 | int vmw_du_cursor_plane_atomic_check(struct drm_plane *plane, | |
514 | struct drm_plane_state *new_state) | |
515 | { | |
516 | int ret = 0; | |
517 | struct vmw_surface *surface = NULL; | |
518 | struct drm_framebuffer *fb = new_state->fb; | |
519 | ||
520 | ||
521 | /* Turning off */ | |
522 | if (!fb) | |
523 | return ret; | |
524 | ||
525 | /* A lot of the code assumes this */ | |
526 | if (new_state->crtc_w != 64 || new_state->crtc_h != 64) { | |
527 | DRM_ERROR("Invalid cursor dimensions (%d, %d)\n", | |
528 | new_state->crtc_w, new_state->crtc_h); | |
529 | ret = -EINVAL; | |
530 | } | |
531 | ||
532 | if (!vmw_framebuffer_to_vfb(fb)->dmabuf) | |
533 | surface = vmw_framebuffer_to_vfbs(fb)->surface; | |
534 | ||
535 | if (surface && !surface->snooper.image) { | |
536 | DRM_ERROR("surface not suitable for cursor\n"); | |
537 | ret = -EINVAL; | |
538 | } | |
539 | ||
540 | return ret; | |
541 | } | |
542 | ||
543 | ||
06ec4190 SY |
544 | int vmw_du_crtc_atomic_check(struct drm_crtc *crtc, |
545 | struct drm_crtc_state *new_state) | |
546 | { | |
547 | struct vmw_display_unit *du = vmw_crtc_to_du(new_state->crtc); | |
548 | int connector_mask = 1 << drm_connector_index(&du->connector); | |
549 | bool has_primary = new_state->plane_mask & | |
550 | BIT(drm_plane_index(crtc->primary)); | |
551 | ||
552 | /* We always want to have an active plane with an active CRTC */ | |
553 | if (has_primary != new_state->enable) | |
554 | return -EINVAL; | |
555 | ||
556 | ||
557 | if (new_state->connector_mask != connector_mask && | |
558 | new_state->connector_mask != 0) { | |
559 | DRM_ERROR("Invalid connectors configuration\n"); | |
560 | return -EINVAL; | |
561 | } | |
562 | ||
563 | /* | |
564 | * Our virtual device does not have a dot clock, so use the logical | |
565 | * clock value as the dot clock. | |
566 | */ | |
567 | if (new_state->mode.crtc_clock == 0) | |
568 | new_state->adjusted_mode.crtc_clock = new_state->mode.clock; | |
569 | ||
570 | return 0; | |
571 | } | |
572 | ||
573 | ||
574 | void vmw_du_crtc_atomic_begin(struct drm_crtc *crtc, | |
575 | struct drm_crtc_state *old_crtc_state) | |
576 | { | |
577 | } | |
578 | ||
579 | ||
580 | void vmw_du_crtc_atomic_flush(struct drm_crtc *crtc, | |
581 | struct drm_crtc_state *old_crtc_state) | |
582 | { | |
583 | struct drm_pending_vblank_event *event = crtc->state->event; | |
584 | ||
585 | if (event) { | |
586 | crtc->state->event = NULL; | |
587 | ||
588 | spin_lock_irq(&crtc->dev->event_lock); | |
589 | if (drm_crtc_vblank_get(crtc) == 0) | |
590 | drm_crtc_arm_vblank_event(crtc, event); | |
591 | else | |
592 | drm_crtc_send_vblank_event(crtc, event); | |
593 | spin_unlock_irq(&crtc->dev->event_lock); | |
594 | } | |
595 | ||
596 | } | |
597 | ||
598 | ||
9c2542a4 SY |
599 | /** |
600 | * vmw_du_crtc_duplicate_state - duplicate crtc state | |
601 | * @crtc: DRM crtc | |
602 | * | |
603 | * Allocates and returns a copy of the crtc state (both common and | |
604 | * vmw-specific) for the specified crtc. | |
605 | * | |
606 | * Returns: The newly allocated crtc state, or NULL on failure. | |
607 | */ | |
608 | struct drm_crtc_state * | |
609 | vmw_du_crtc_duplicate_state(struct drm_crtc *crtc) | |
610 | { | |
611 | struct drm_crtc_state *state; | |
612 | struct vmw_crtc_state *vcs; | |
613 | ||
614 | if (WARN_ON(!crtc->state)) | |
615 | return NULL; | |
616 | ||
617 | vcs = kmemdup(crtc->state, sizeof(*vcs), GFP_KERNEL); | |
618 | ||
619 | if (!vcs) | |
620 | return NULL; | |
621 | ||
622 | state = &vcs->base; | |
623 | ||
624 | __drm_atomic_helper_crtc_duplicate_state(crtc, state); | |
625 | ||
626 | return state; | |
627 | } | |
628 | ||
629 | ||
630 | /** | |
631 | * vmw_du_crtc_reset - creates a blank vmw crtc state | |
632 | * @crtc: DRM crtc | |
633 | * | |
634 | * Resets the atomic state for @crtc by freeing the state pointer (which | |
635 | * might be NULL, e.g. at driver load time) and allocating a new empty state | |
636 | * object. | |
637 | */ | |
638 | void vmw_du_crtc_reset(struct drm_crtc *crtc) | |
639 | { | |
640 | struct vmw_crtc_state *vcs; | |
641 | ||
642 | ||
643 | if (crtc->state) { | |
644 | __drm_atomic_helper_crtc_destroy_state(crtc->state); | |
645 | ||
646 | kfree(vmw_crtc_state_to_vcs(crtc->state)); | |
647 | } | |
648 | ||
649 | vcs = kzalloc(sizeof(*vcs), GFP_KERNEL); | |
650 | ||
651 | if (!vcs) { | |
652 | DRM_ERROR("Cannot allocate vmw_crtc_state\n"); | |
653 | return; | |
654 | } | |
655 | ||
656 | crtc->state = &vcs->base; | |
657 | crtc->state->crtc = crtc; | |
658 | } | |
659 | ||
660 | ||
661 | /** | |
662 | * vmw_du_crtc_destroy_state - destroy crtc state | |
663 | * @crtc: DRM crtc | |
664 | * @state: state object to destroy | |
665 | * | |
666 | * Destroys the crtc state (both common and vmw-specific) for the | |
667 | * specified plane. | |
668 | */ | |
669 | void | |
670 | vmw_du_crtc_destroy_state(struct drm_crtc *crtc, | |
671 | struct drm_crtc_state *state) | |
672 | { | |
673 | drm_atomic_helper_crtc_destroy_state(crtc, state); | |
674 | } | |
675 | ||
676 | ||
cc5ec459 SY |
677 | /** |
678 | * vmw_du_plane_duplicate_state - duplicate plane state | |
679 | * @plane: drm plane | |
680 | * | |
681 | * Allocates and returns a copy of the plane state (both common and | |
682 | * vmw-specific) for the specified plane. | |
683 | * | |
684 | * Returns: The newly allocated plane state, or NULL on failure. | |
685 | */ | |
686 | struct drm_plane_state * | |
687 | vmw_du_plane_duplicate_state(struct drm_plane *plane) | |
688 | { | |
689 | struct drm_plane_state *state; | |
690 | struct vmw_plane_state *vps; | |
691 | ||
692 | vps = kmemdup(plane->state, sizeof(*vps), GFP_KERNEL); | |
693 | ||
694 | if (!vps) | |
695 | return NULL; | |
696 | ||
697 | vps->pinned = 0; | |
698 | ||
810b3e16 | 699 | /* Mapping is managed by prepare_fb/cleanup_fb */ |
810b3e16 SY |
700 | memset(&vps->host_map, 0, sizeof(vps->host_map)); |
701 | vps->cpp = 0; | |
702 | ||
cc5ec459 SY |
703 | /* Each ref counted resource needs to be acquired again */ |
704 | if (vps->surf) | |
705 | (void) vmw_surface_reference(vps->surf); | |
706 | ||
707 | if (vps->dmabuf) | |
708 | (void) vmw_dmabuf_reference(vps->dmabuf); | |
709 | ||
710 | state = &vps->base; | |
711 | ||
712 | __drm_atomic_helper_plane_duplicate_state(plane, state); | |
713 | ||
714 | return state; | |
715 | } | |
716 | ||
717 | ||
718 | /** | |
719 | * vmw_du_plane_reset - creates a blank vmw plane state | |
720 | * @plane: drm plane | |
721 | * | |
722 | * Resets the atomic state for @plane by freeing the state pointer (which might | |
723 | * be NULL, e.g. at driver load time) and allocating a new empty state object. | |
724 | */ | |
725 | void vmw_du_plane_reset(struct drm_plane *plane) | |
726 | { | |
727 | struct vmw_plane_state *vps; | |
728 | ||
729 | ||
730 | if (plane->state) | |
731 | vmw_du_plane_destroy_state(plane, plane->state); | |
732 | ||
733 | vps = kzalloc(sizeof(*vps), GFP_KERNEL); | |
734 | ||
735 | if (!vps) { | |
736 | DRM_ERROR("Cannot allocate vmw_plane_state\n"); | |
737 | return; | |
738 | } | |
739 | ||
740 | plane->state = &vps->base; | |
741 | plane->state->plane = plane; | |
c2c446ad | 742 | plane->state->rotation = DRM_MODE_ROTATE_0; |
cc5ec459 SY |
743 | } |
744 | ||
745 | ||
746 | /** | |
747 | * vmw_du_plane_destroy_state - destroy plane state | |
748 | * @plane: DRM plane | |
749 | * @state: state object to destroy | |
750 | * | |
751 | * Destroys the plane state (both common and vmw-specific) for the | |
752 | * specified plane. | |
753 | */ | |
754 | void | |
755 | vmw_du_plane_destroy_state(struct drm_plane *plane, | |
756 | struct drm_plane_state *state) | |
757 | { | |
758 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(state); | |
759 | ||
760 | ||
810b3e16 | 761 | /* Should have been freed by cleanup_fb */ |
810b3e16 SY |
762 | if (vps->host_map.virtual) { |
763 | DRM_ERROR("Host mapping not freed\n"); | |
764 | ttm_bo_kunmap(&vps->host_map); | |
765 | } | |
766 | ||
cc5ec459 SY |
767 | if (vps->surf) |
768 | vmw_surface_unreference(&vps->surf); | |
769 | ||
770 | if (vps->dmabuf) | |
771 | vmw_dmabuf_unreference(&vps->dmabuf); | |
772 | ||
773 | drm_atomic_helper_plane_destroy_state(plane, state); | |
774 | } | |
775 | ||
776 | ||
d7721ca7 SY |
777 | /** |
778 | * vmw_du_connector_duplicate_state - duplicate connector state | |
779 | * @connector: DRM connector | |
780 | * | |
781 | * Allocates and returns a copy of the connector state (both common and | |
782 | * vmw-specific) for the specified connector. | |
783 | * | |
784 | * Returns: The newly allocated connector state, or NULL on failure. | |
785 | */ | |
786 | struct drm_connector_state * | |
787 | vmw_du_connector_duplicate_state(struct drm_connector *connector) | |
788 | { | |
789 | struct drm_connector_state *state; | |
790 | struct vmw_connector_state *vcs; | |
791 | ||
792 | if (WARN_ON(!connector->state)) | |
793 | return NULL; | |
794 | ||
795 | vcs = kmemdup(connector->state, sizeof(*vcs), GFP_KERNEL); | |
796 | ||
797 | if (!vcs) | |
798 | return NULL; | |
799 | ||
800 | state = &vcs->base; | |
801 | ||
802 | __drm_atomic_helper_connector_duplicate_state(connector, state); | |
803 | ||
804 | return state; | |
805 | } | |
806 | ||
807 | ||
808 | /** | |
809 | * vmw_du_connector_reset - creates a blank vmw connector state | |
810 | * @connector: DRM connector | |
811 | * | |
812 | * Resets the atomic state for @connector by freeing the state pointer (which | |
813 | * might be NULL, e.g. at driver load time) and allocating a new empty state | |
814 | * object. | |
815 | */ | |
816 | void vmw_du_connector_reset(struct drm_connector *connector) | |
817 | { | |
818 | struct vmw_connector_state *vcs; | |
819 | ||
820 | ||
821 | if (connector->state) { | |
822 | __drm_atomic_helper_connector_destroy_state(connector->state); | |
823 | ||
824 | kfree(vmw_connector_state_to_vcs(connector->state)); | |
825 | } | |
826 | ||
827 | vcs = kzalloc(sizeof(*vcs), GFP_KERNEL); | |
828 | ||
829 | if (!vcs) { | |
830 | DRM_ERROR("Cannot allocate vmw_connector_state\n"); | |
831 | return; | |
832 | } | |
833 | ||
834 | __drm_atomic_helper_connector_reset(connector, &vcs->base); | |
835 | } | |
836 | ||
837 | ||
838 | /** | |
839 | * vmw_du_connector_destroy_state - destroy connector state | |
840 | * @connector: DRM connector | |
841 | * @state: state object to destroy | |
842 | * | |
843 | * Destroys the connector state (both common and vmw-specific) for the | |
844 | * specified plane. | |
845 | */ | |
846 | void | |
847 | vmw_du_connector_destroy_state(struct drm_connector *connector, | |
848 | struct drm_connector_state *state) | |
849 | { | |
850 | drm_atomic_helper_connector_destroy_state(connector, state); | |
851 | } | |
fb1d9738 JB |
852 | /* |
853 | * Generic framebuffer code | |
854 | */ | |
855 | ||
fb1d9738 JB |
856 | /* |
857 | * Surface framebuffer code | |
858 | */ | |
859 | ||
847c5964 | 860 | static void vmw_framebuffer_surface_destroy(struct drm_framebuffer *framebuffer) |
fb1d9738 | 861 | { |
3a939a5e | 862 | struct vmw_framebuffer_surface *vfbs = |
fb1d9738 | 863 | vmw_framebuffer_to_vfbs(framebuffer); |
3a939a5e | 864 | |
fb1d9738 | 865 | drm_framebuffer_cleanup(framebuffer); |
3a939a5e | 866 | vmw_surface_unreference(&vfbs->surface); |
a278724a TH |
867 | if (vfbs->base.user_obj) |
868 | ttm_base_object_unref(&vfbs->base.user_obj); | |
fb1d9738 | 869 | |
3a939a5e | 870 | kfree(vfbs); |
fb1d9738 JB |
871 | } |
872 | ||
847c5964 | 873 | static int vmw_framebuffer_surface_dirty(struct drm_framebuffer *framebuffer, |
02b00162 | 874 | struct drm_file *file_priv, |
fb1d9738 JB |
875 | unsigned flags, unsigned color, |
876 | struct drm_clip_rect *clips, | |
877 | unsigned num_clips) | |
878 | { | |
879 | struct vmw_private *dev_priv = vmw_priv(framebuffer->dev); | |
880 | struct vmw_framebuffer_surface *vfbs = | |
881 | vmw_framebuffer_to_vfbs(framebuffer); | |
fb1d9738 | 882 | struct drm_clip_rect norect; |
5deb65cf | 883 | int ret, inc = 1; |
fb1d9738 | 884 | |
c8261a96 SY |
885 | /* Legacy Display Unit does not support 3D */ |
886 | if (dev_priv->active_display_unit == vmw_du_legacy) | |
01e81419 JB |
887 | return -EINVAL; |
888 | ||
73e9efd4 VS |
889 | drm_modeset_lock_all(dev_priv->dev); |
890 | ||
294adf7d | 891 | ret = ttm_read_lock(&dev_priv->reservation_sem, true); |
73e9efd4 VS |
892 | if (unlikely(ret != 0)) { |
893 | drm_modeset_unlock_all(dev_priv->dev); | |
3a939a5e | 894 | return ret; |
73e9efd4 | 895 | } |
3a939a5e | 896 | |
fb1d9738 JB |
897 | if (!num_clips) { |
898 | num_clips = 1; | |
899 | clips = &norect; | |
900 | norect.x1 = norect.y1 = 0; | |
901 | norect.x2 = framebuffer->width; | |
902 | norect.y2 = framebuffer->height; | |
903 | } else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) { | |
904 | num_clips /= 2; | |
905 | inc = 2; /* skip source rects */ | |
906 | } | |
907 | ||
c8261a96 | 908 | if (dev_priv->active_display_unit == vmw_du_screen_object) |
10b1e0ca TH |
909 | ret = vmw_kms_sou_do_surface_dirty(dev_priv, &vfbs->base, |
910 | clips, NULL, NULL, 0, 0, | |
911 | num_clips, inc, NULL); | |
35c05125 | 912 | else |
6bf6bf03 TH |
913 | ret = vmw_kms_stdu_surface_dirty(dev_priv, &vfbs->base, |
914 | clips, NULL, NULL, 0, 0, | |
915 | num_clips, inc, NULL); | |
fb1d9738 | 916 | |
3eab3d9e | 917 | vmw_fifo_flush(dev_priv, false); |
294adf7d | 918 | ttm_read_unlock(&dev_priv->reservation_sem); |
73e9efd4 VS |
919 | |
920 | drm_modeset_unlock_all(dev_priv->dev); | |
921 | ||
fb1d9738 JB |
922 | return 0; |
923 | } | |
924 | ||
10b1e0ca TH |
925 | /** |
926 | * vmw_kms_readback - Perform a readback from the screen system to | |
927 | * a dma-buffer backed framebuffer. | |
928 | * | |
929 | * @dev_priv: Pointer to the device private structure. | |
930 | * @file_priv: Pointer to a struct drm_file identifying the caller. | |
931 | * Must be set to NULL if @user_fence_rep is NULL. | |
932 | * @vfb: Pointer to the dma-buffer backed framebuffer. | |
933 | * @user_fence_rep: User-space provided structure for fence information. | |
934 | * Must be set to non-NULL if @file_priv is non-NULL. | |
935 | * @vclips: Array of clip rects. | |
936 | * @num_clips: Number of clip rects in @vclips. | |
937 | * | |
938 | * Returns 0 on success, negative error code on failure. -ERESTARTSYS if | |
939 | * interrupted. | |
940 | */ | |
941 | int vmw_kms_readback(struct vmw_private *dev_priv, | |
942 | struct drm_file *file_priv, | |
943 | struct vmw_framebuffer *vfb, | |
944 | struct drm_vmw_fence_rep __user *user_fence_rep, | |
945 | struct drm_vmw_rect *vclips, | |
946 | uint32_t num_clips) | |
947 | { | |
948 | switch (dev_priv->active_display_unit) { | |
949 | case vmw_du_screen_object: | |
950 | return vmw_kms_sou_readback(dev_priv, file_priv, vfb, | |
951 | user_fence_rep, vclips, num_clips); | |
6bf6bf03 TH |
952 | case vmw_du_screen_target: |
953 | return vmw_kms_stdu_dma(dev_priv, file_priv, vfb, | |
954 | user_fence_rep, NULL, vclips, num_clips, | |
955 | 1, false, true); | |
10b1e0ca TH |
956 | default: |
957 | WARN_ONCE(true, | |
958 | "Readback called with invalid display system.\n"); | |
6bf6bf03 | 959 | } |
10b1e0ca TH |
960 | |
961 | return -ENOSYS; | |
962 | } | |
963 | ||
964 | ||
d7955fcf | 965 | static const struct drm_framebuffer_funcs vmw_framebuffer_surface_funcs = { |
fb1d9738 JB |
966 | .destroy = vmw_framebuffer_surface_destroy, |
967 | .dirty = vmw_framebuffer_surface_dirty, | |
fb1d9738 JB |
968 | }; |
969 | ||
d3216a0c TH |
970 | static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv, |
971 | struct vmw_surface *surface, | |
972 | struct vmw_framebuffer **out, | |
dabdcdc9 | 973 | const struct drm_mode_fb_cmd2 |
f89c6c32 SY |
974 | *mode_cmd, |
975 | bool is_dmabuf_proxy) | |
fb1d9738 JB |
976 | |
977 | { | |
978 | struct drm_device *dev = dev_priv->dev; | |
979 | struct vmw_framebuffer_surface *vfbs; | |
d3216a0c | 980 | enum SVGA3dSurfaceFormat format; |
fb1d9738 | 981 | int ret; |
dabdcdc9 | 982 | struct drm_format_name_buf format_name; |
fb1d9738 | 983 | |
c8261a96 SY |
984 | /* 3D is only supported on HWv8 and newer hosts */ |
985 | if (dev_priv->active_display_unit == vmw_du_legacy) | |
01e81419 JB |
986 | return -ENOSYS; |
987 | ||
d3216a0c TH |
988 | /* |
989 | * Sanity checks. | |
990 | */ | |
991 | ||
e7ac9211 JB |
992 | /* Surface must be marked as a scanout. */ |
993 | if (unlikely(!surface->scanout)) | |
994 | return -EINVAL; | |
995 | ||
d3216a0c TH |
996 | if (unlikely(surface->mip_levels[0] != 1 || |
997 | surface->num_sizes != 1 || | |
b360a3ce TH |
998 | surface->base_size.width < mode_cmd->width || |
999 | surface->base_size.height < mode_cmd->height || | |
1000 | surface->base_size.depth != 1)) { | |
d3216a0c TH |
1001 | DRM_ERROR("Incompatible surface dimensions " |
1002 | "for requested mode.\n"); | |
1003 | return -EINVAL; | |
1004 | } | |
1005 | ||
dabdcdc9 DV |
1006 | switch (mode_cmd->pixel_format) { |
1007 | case DRM_FORMAT_ARGB8888: | |
d3216a0c TH |
1008 | format = SVGA3D_A8R8G8B8; |
1009 | break; | |
dabdcdc9 | 1010 | case DRM_FORMAT_XRGB8888: |
d3216a0c TH |
1011 | format = SVGA3D_X8R8G8B8; |
1012 | break; | |
dabdcdc9 | 1013 | case DRM_FORMAT_RGB565: |
d3216a0c TH |
1014 | format = SVGA3D_R5G6B5; |
1015 | break; | |
dabdcdc9 | 1016 | case DRM_FORMAT_XRGB1555: |
d3216a0c TH |
1017 | format = SVGA3D_A1R5G5B5; |
1018 | break; | |
1019 | default: | |
dabdcdc9 DV |
1020 | DRM_ERROR("Invalid pixel format: %s\n", |
1021 | drm_get_format_name(mode_cmd->pixel_format, &format_name)); | |
d3216a0c TH |
1022 | return -EINVAL; |
1023 | } | |
1024 | ||
d80efd5c TH |
1025 | /* |
1026 | * For DX, surface format validation is done when surface->scanout | |
1027 | * is set. | |
1028 | */ | |
1029 | if (!dev_priv->has_dx && format != surface->format) { | |
d3216a0c TH |
1030 | DRM_ERROR("Invalid surface format for requested mode.\n"); |
1031 | return -EINVAL; | |
1032 | } | |
1033 | ||
fb1d9738 JB |
1034 | vfbs = kzalloc(sizeof(*vfbs), GFP_KERNEL); |
1035 | if (!vfbs) { | |
1036 | ret = -ENOMEM; | |
1037 | goto out_err1; | |
1038 | } | |
1039 | ||
a3f913ca | 1040 | drm_helper_mode_fill_fb_struct(dev, &vfbs->base.base, mode_cmd); |
05c95018 | 1041 | vfbs->surface = vmw_surface_reference(surface); |
dabdcdc9 | 1042 | vfbs->base.user_handle = mode_cmd->handles[0]; |
f89c6c32 | 1043 | vfbs->is_dmabuf_proxy = is_dmabuf_proxy; |
3a939a5e | 1044 | |
fb1d9738 JB |
1045 | *out = &vfbs->base; |
1046 | ||
80f0b5af DV |
1047 | ret = drm_framebuffer_init(dev, &vfbs->base.base, |
1048 | &vmw_framebuffer_surface_funcs); | |
1049 | if (ret) | |
05c95018 | 1050 | goto out_err2; |
80f0b5af | 1051 | |
fb1d9738 JB |
1052 | return 0; |
1053 | ||
fb1d9738 | 1054 | out_err2: |
05c95018 | 1055 | vmw_surface_unreference(&surface); |
fb1d9738 JB |
1056 | kfree(vfbs); |
1057 | out_err1: | |
1058 | return ret; | |
1059 | } | |
1060 | ||
1061 | /* | |
1062 | * Dmabuf framebuffer code | |
1063 | */ | |
1064 | ||
847c5964 | 1065 | static void vmw_framebuffer_dmabuf_destroy(struct drm_framebuffer *framebuffer) |
fb1d9738 JB |
1066 | { |
1067 | struct vmw_framebuffer_dmabuf *vfbd = | |
1068 | vmw_framebuffer_to_vfbd(framebuffer); | |
1069 | ||
1070 | drm_framebuffer_cleanup(framebuffer); | |
1071 | vmw_dmabuf_unreference(&vfbd->buffer); | |
a278724a TH |
1072 | if (vfbd->base.user_obj) |
1073 | ttm_base_object_unref(&vfbd->base.user_obj); | |
fb1d9738 JB |
1074 | |
1075 | kfree(vfbd); | |
1076 | } | |
1077 | ||
847c5964 | 1078 | static int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer, |
02b00162 | 1079 | struct drm_file *file_priv, |
fb1d9738 JB |
1080 | unsigned flags, unsigned color, |
1081 | struct drm_clip_rect *clips, | |
1082 | unsigned num_clips) | |
1083 | { | |
1084 | struct vmw_private *dev_priv = vmw_priv(framebuffer->dev); | |
5deb65cf JB |
1085 | struct vmw_framebuffer_dmabuf *vfbd = |
1086 | vmw_framebuffer_to_vfbd(framebuffer); | |
fb1d9738 | 1087 | struct drm_clip_rect norect; |
5deb65cf | 1088 | int ret, increment = 1; |
fb1d9738 | 1089 | |
73e9efd4 VS |
1090 | drm_modeset_lock_all(dev_priv->dev); |
1091 | ||
294adf7d | 1092 | ret = ttm_read_lock(&dev_priv->reservation_sem, true); |
73e9efd4 VS |
1093 | if (unlikely(ret != 0)) { |
1094 | drm_modeset_unlock_all(dev_priv->dev); | |
3a939a5e | 1095 | return ret; |
73e9efd4 | 1096 | } |
3a939a5e | 1097 | |
df1c93ba | 1098 | if (!num_clips) { |
fb1d9738 JB |
1099 | num_clips = 1; |
1100 | clips = &norect; | |
1101 | norect.x1 = norect.y1 = 0; | |
1102 | norect.x2 = framebuffer->width; | |
1103 | norect.y2 = framebuffer->height; | |
1104 | } else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) { | |
1105 | num_clips /= 2; | |
1106 | increment = 2; | |
1107 | } | |
1108 | ||
6bf6bf03 TH |
1109 | switch (dev_priv->active_display_unit) { |
1110 | case vmw_du_screen_target: | |
1111 | ret = vmw_kms_stdu_dma(dev_priv, NULL, &vfbd->base, NULL, | |
1112 | clips, NULL, num_clips, increment, | |
1113 | true, true); | |
1114 | break; | |
1115 | case vmw_du_screen_object: | |
10b1e0ca | 1116 | ret = vmw_kms_sou_do_dmabuf_dirty(dev_priv, &vfbd->base, |
897b8180 TH |
1117 | clips, NULL, num_clips, |
1118 | increment, true, NULL); | |
6bf6bf03 | 1119 | break; |
352b20dc TH |
1120 | case vmw_du_legacy: |
1121 | ret = vmw_kms_ldu_do_dmabuf_dirty(dev_priv, &vfbd->base, 0, 0, | |
1122 | clips, num_clips, increment); | |
1123 | break; | |
6bf6bf03 | 1124 | default: |
352b20dc TH |
1125 | ret = -EINVAL; |
1126 | WARN_ONCE(true, "Dirty called with invalid display system.\n"); | |
6bf6bf03 | 1127 | break; |
56d1c78d | 1128 | } |
fb1d9738 | 1129 | |
3eab3d9e | 1130 | vmw_fifo_flush(dev_priv, false); |
294adf7d | 1131 | ttm_read_unlock(&dev_priv->reservation_sem); |
73e9efd4 VS |
1132 | |
1133 | drm_modeset_unlock_all(dev_priv->dev); | |
1134 | ||
5deb65cf | 1135 | return ret; |
fb1d9738 JB |
1136 | } |
1137 | ||
d7955fcf | 1138 | static const struct drm_framebuffer_funcs vmw_framebuffer_dmabuf_funcs = { |
fb1d9738 JB |
1139 | .destroy = vmw_framebuffer_dmabuf_destroy, |
1140 | .dirty = vmw_framebuffer_dmabuf_dirty, | |
fb1d9738 JB |
1141 | }; |
1142 | ||
497a3ff9 JB |
1143 | /** |
1144 | * Pin the dmabuffer to the start of vram. | |
1145 | */ | |
fd006a43 | 1146 | static int vmw_framebuffer_pin(struct vmw_framebuffer *vfb) |
fb1d9738 JB |
1147 | { |
1148 | struct vmw_private *dev_priv = vmw_priv(vfb->base.dev); | |
fd006a43 | 1149 | struct vmw_dma_buffer *buf; |
fb1d9738 JB |
1150 | int ret; |
1151 | ||
fd006a43 TH |
1152 | buf = vfb->dmabuf ? vmw_framebuffer_to_vfbd(&vfb->base)->buffer : |
1153 | vmw_framebuffer_to_vfbs(&vfb->base)->surface->res.backup; | |
fb1d9738 | 1154 | |
fd006a43 TH |
1155 | if (!buf) |
1156 | return 0; | |
fb1d9738 | 1157 | |
fd006a43 TH |
1158 | switch (dev_priv->active_display_unit) { |
1159 | case vmw_du_legacy: | |
1160 | vmw_overlay_pause_all(dev_priv); | |
1161 | ret = vmw_dmabuf_pin_in_start_of_vram(dev_priv, buf, false); | |
1162 | vmw_overlay_resume_all(dev_priv); | |
1163 | break; | |
1164 | case vmw_du_screen_object: | |
1165 | case vmw_du_screen_target: | |
1166 | if (vfb->dmabuf) | |
1167 | return vmw_dmabuf_pin_in_vram_or_gmr(dev_priv, buf, | |
1168 | false); | |
fb1d9738 | 1169 | |
fd006a43 TH |
1170 | return vmw_dmabuf_pin_in_placement(dev_priv, buf, |
1171 | &vmw_mob_placement, false); | |
1172 | default: | |
1173 | return -EINVAL; | |
1174 | } | |
316ab13a | 1175 | |
fd006a43 | 1176 | return ret; |
fb1d9738 JB |
1177 | } |
1178 | ||
fd006a43 | 1179 | static int vmw_framebuffer_unpin(struct vmw_framebuffer *vfb) |
fb1d9738 JB |
1180 | { |
1181 | struct vmw_private *dev_priv = vmw_priv(vfb->base.dev); | |
fd006a43 | 1182 | struct vmw_dma_buffer *buf; |
fb1d9738 | 1183 | |
fd006a43 TH |
1184 | buf = vfb->dmabuf ? vmw_framebuffer_to_vfbd(&vfb->base)->buffer : |
1185 | vmw_framebuffer_to_vfbs(&vfb->base)->surface->res.backup; | |
fb1d9738 | 1186 | |
fd006a43 | 1187 | if (WARN_ON(!buf)) |
fb1d9738 | 1188 | return 0; |
fb1d9738 | 1189 | |
fd006a43 | 1190 | return vmw_dmabuf_unpin(dev_priv, buf, false); |
fb1d9738 JB |
1191 | } |
1192 | ||
f89c6c32 SY |
1193 | /** |
1194 | * vmw_create_dmabuf_proxy - create a proxy surface for the DMA buf | |
1195 | * | |
1196 | * @dev: DRM device | |
1197 | * @mode_cmd: parameters for the new surface | |
1198 | * @dmabuf_mob: MOB backing the DMA buf | |
1199 | * @srf_out: newly created surface | |
1200 | * | |
1201 | * When the content FB is a DMA buf, we create a surface as a proxy to the | |
1202 | * same buffer. This way we can do a surface copy rather than a surface DMA. | |
1203 | * This is a more efficient approach | |
1204 | * | |
1205 | * RETURNS: | |
1206 | * 0 on success, error code otherwise | |
1207 | */ | |
1208 | static int vmw_create_dmabuf_proxy(struct drm_device *dev, | |
dabdcdc9 | 1209 | const struct drm_mode_fb_cmd2 *mode_cmd, |
f89c6c32 SY |
1210 | struct vmw_dma_buffer *dmabuf_mob, |
1211 | struct vmw_surface **srf_out) | |
1212 | { | |
1213 | uint32_t format; | |
8cd9f251 | 1214 | struct drm_vmw_size content_base_size = {0}; |
6bf6bf03 | 1215 | struct vmw_resource *res; |
a50e2bf5 | 1216 | unsigned int bytes_pp; |
dabdcdc9 | 1217 | struct drm_format_name_buf format_name; |
f89c6c32 SY |
1218 | int ret; |
1219 | ||
dabdcdc9 DV |
1220 | switch (mode_cmd->pixel_format) { |
1221 | case DRM_FORMAT_ARGB8888: | |
1222 | case DRM_FORMAT_XRGB8888: | |
f89c6c32 | 1223 | format = SVGA3D_X8R8G8B8; |
a50e2bf5 | 1224 | bytes_pp = 4; |
f89c6c32 SY |
1225 | break; |
1226 | ||
dabdcdc9 DV |
1227 | case DRM_FORMAT_RGB565: |
1228 | case DRM_FORMAT_XRGB1555: | |
f89c6c32 | 1229 | format = SVGA3D_R5G6B5; |
a50e2bf5 | 1230 | bytes_pp = 2; |
f89c6c32 SY |
1231 | break; |
1232 | ||
1233 | case 8: | |
1234 | format = SVGA3D_P8; | |
a50e2bf5 | 1235 | bytes_pp = 1; |
f89c6c32 SY |
1236 | break; |
1237 | ||
1238 | default: | |
dabdcdc9 DV |
1239 | DRM_ERROR("Invalid framebuffer format %s\n", |
1240 | drm_get_format_name(mode_cmd->pixel_format, &format_name)); | |
f89c6c32 SY |
1241 | return -EINVAL; |
1242 | } | |
1243 | ||
dabdcdc9 | 1244 | content_base_size.width = mode_cmd->pitches[0] / bytes_pp; |
f89c6c32 SY |
1245 | content_base_size.height = mode_cmd->height; |
1246 | content_base_size.depth = 1; | |
1247 | ||
1248 | ret = vmw_surface_gb_priv_define(dev, | |
1249 | 0, /* kernel visible only */ | |
1250 | 0, /* flags */ | |
1251 | format, | |
1252 | true, /* can be a scanout buffer */ | |
1253 | 1, /* num of mip levels */ | |
1254 | 0, | |
d80efd5c | 1255 | 0, |
f89c6c32 SY |
1256 | content_base_size, |
1257 | srf_out); | |
1258 | if (ret) { | |
1259 | DRM_ERROR("Failed to allocate proxy content buffer\n"); | |
1260 | return ret; | |
fb1d9738 JB |
1261 | } |
1262 | ||
6bf6bf03 | 1263 | res = &(*srf_out)->res; |
f89c6c32 | 1264 | |
6bf6bf03 TH |
1265 | /* Reserve and switch the backing mob. */ |
1266 | mutex_lock(&res->dev_priv->cmdbuf_mutex); | |
1267 | (void) vmw_resource_reserve(res, false, true); | |
1268 | vmw_dmabuf_unreference(&res->backup); | |
1269 | res->backup = vmw_dmabuf_reference(dmabuf_mob); | |
1270 | res->backup_offset = 0; | |
d80efd5c | 1271 | vmw_resource_unreserve(res, false, NULL, 0); |
6bf6bf03 | 1272 | mutex_unlock(&res->dev_priv->cmdbuf_mutex); |
f89c6c32 | 1273 | |
6bf6bf03 | 1274 | return 0; |
fb1d9738 JB |
1275 | } |
1276 | ||
f89c6c32 SY |
1277 | |
1278 | ||
d3216a0c TH |
1279 | static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv, |
1280 | struct vmw_dma_buffer *dmabuf, | |
1281 | struct vmw_framebuffer **out, | |
dabdcdc9 | 1282 | const struct drm_mode_fb_cmd2 |
d3216a0c | 1283 | *mode_cmd) |
fb1d9738 JB |
1284 | |
1285 | { | |
1286 | struct drm_device *dev = dev_priv->dev; | |
1287 | struct vmw_framebuffer_dmabuf *vfbd; | |
d3216a0c | 1288 | unsigned int requested_size; |
dabdcdc9 | 1289 | struct drm_format_name_buf format_name; |
fb1d9738 JB |
1290 | int ret; |
1291 | ||
dabdcdc9 | 1292 | requested_size = mode_cmd->height * mode_cmd->pitches[0]; |
d3216a0c TH |
1293 | if (unlikely(requested_size > dmabuf->base.num_pages * PAGE_SIZE)) { |
1294 | DRM_ERROR("Screen buffer object size is too small " | |
1295 | "for requested mode.\n"); | |
1296 | return -EINVAL; | |
1297 | } | |
1298 | ||
c337ada7 | 1299 | /* Limited framebuffer color depth support for screen objects */ |
c8261a96 | 1300 | if (dev_priv->active_display_unit == vmw_du_screen_object) { |
dabdcdc9 DV |
1301 | switch (mode_cmd->pixel_format) { |
1302 | case DRM_FORMAT_XRGB8888: | |
1303 | case DRM_FORMAT_ARGB8888: | |
1304 | break; | |
1305 | case DRM_FORMAT_XRGB1555: | |
1306 | case DRM_FORMAT_RGB565: | |
1307 | break; | |
c337ada7 | 1308 | default: |
dabdcdc9 DV |
1309 | DRM_ERROR("Invalid pixel format: %s\n", |
1310 | drm_get_format_name(mode_cmd->pixel_format, &format_name)); | |
c337ada7 JB |
1311 | return -EINVAL; |
1312 | } | |
1313 | } | |
1314 | ||
fb1d9738 JB |
1315 | vfbd = kzalloc(sizeof(*vfbd), GFP_KERNEL); |
1316 | if (!vfbd) { | |
1317 | ret = -ENOMEM; | |
1318 | goto out_err1; | |
1319 | } | |
1320 | ||
a3f913ca | 1321 | drm_helper_mode_fill_fb_struct(dev, &vfbd->base.base, mode_cmd); |
2fcd5a73 | 1322 | vfbd->base.dmabuf = true; |
05c95018 | 1323 | vfbd->buffer = vmw_dmabuf_reference(dmabuf); |
dabdcdc9 | 1324 | vfbd->base.user_handle = mode_cmd->handles[0]; |
fb1d9738 JB |
1325 | *out = &vfbd->base; |
1326 | ||
80f0b5af DV |
1327 | ret = drm_framebuffer_init(dev, &vfbd->base.base, |
1328 | &vmw_framebuffer_dmabuf_funcs); | |
1329 | if (ret) | |
05c95018 | 1330 | goto out_err2; |
80f0b5af | 1331 | |
fb1d9738 JB |
1332 | return 0; |
1333 | ||
fb1d9738 | 1334 | out_err2: |
05c95018 | 1335 | vmw_dmabuf_unreference(&dmabuf); |
fb1d9738 JB |
1336 | kfree(vfbd); |
1337 | out_err1: | |
1338 | return ret; | |
1339 | } | |
1340 | ||
810b3e16 SY |
1341 | |
1342 | /** | |
1343 | * vmw_kms_srf_ok - check if a surface can be created | |
1344 | * | |
1345 | * @width: requested width | |
1346 | * @height: requested height | |
1347 | * | |
1348 | * Surfaces need to be less than texture size | |
1349 | */ | |
1350 | static bool | |
1351 | vmw_kms_srf_ok(struct vmw_private *dev_priv, uint32_t width, uint32_t height) | |
1352 | { | |
1353 | if (width > dev_priv->texture_max_width || | |
1354 | height > dev_priv->texture_max_height) | |
1355 | return false; | |
1356 | ||
1357 | return true; | |
1358 | } | |
1359 | ||
fd006a43 TH |
1360 | /** |
1361 | * vmw_kms_new_framebuffer - Create a new framebuffer. | |
1362 | * | |
1363 | * @dev_priv: Pointer to device private struct. | |
1364 | * @dmabuf: Pointer to dma buffer to wrap the kms framebuffer around. | |
1365 | * Either @dmabuf or @surface must be NULL. | |
1366 | * @surface: Pointer to a surface to wrap the kms framebuffer around. | |
1367 | * Either @dmabuf or @surface must be NULL. | |
1368 | * @only_2d: No presents will occur to this dma buffer based framebuffer. This | |
1369 | * Helps the code to do some important optimizations. | |
1370 | * @mode_cmd: Frame-buffer metadata. | |
fb1d9738 | 1371 | */ |
fd006a43 TH |
1372 | struct vmw_framebuffer * |
1373 | vmw_kms_new_framebuffer(struct vmw_private *dev_priv, | |
1374 | struct vmw_dma_buffer *dmabuf, | |
1375 | struct vmw_surface *surface, | |
1376 | bool only_2d, | |
dabdcdc9 | 1377 | const struct drm_mode_fb_cmd2 *mode_cmd) |
fb1d9738 | 1378 | { |
fb1d9738 | 1379 | struct vmw_framebuffer *vfb = NULL; |
fd006a43 | 1380 | bool is_dmabuf_proxy = false; |
fb1d9738 JB |
1381 | int ret; |
1382 | ||
fd006a43 TH |
1383 | /* |
1384 | * We cannot use the SurfaceDMA command in an non-accelerated VM, | |
1385 | * therefore, wrap the DMA buf in a surface so we can use the | |
1386 | * SurfaceCopy command. | |
1387 | */ | |
810b3e16 SY |
1388 | if (vmw_kms_srf_ok(dev_priv, mode_cmd->width, mode_cmd->height) && |
1389 | dmabuf && only_2d && | |
bbd5fefe | 1390 | mode_cmd->width > 64 && /* Don't create a proxy for cursor */ |
fd006a43 TH |
1391 | dev_priv->active_display_unit == vmw_du_screen_target) { |
1392 | ret = vmw_create_dmabuf_proxy(dev_priv->dev, mode_cmd, | |
1393 | dmabuf, &surface); | |
1394 | if (ret) | |
1395 | return ERR_PTR(ret); | |
1396 | ||
1397 | is_dmabuf_proxy = true; | |
1398 | } | |
1399 | ||
1400 | /* Create the new framebuffer depending one what we have */ | |
05c95018 | 1401 | if (surface) { |
fd006a43 TH |
1402 | ret = vmw_kms_new_framebuffer_surface(dev_priv, surface, &vfb, |
1403 | mode_cmd, | |
1404 | is_dmabuf_proxy); | |
05c95018 SY |
1405 | |
1406 | /* | |
1407 | * vmw_create_dmabuf_proxy() adds a reference that is no longer | |
1408 | * needed | |
1409 | */ | |
1410 | if (is_dmabuf_proxy) | |
1411 | vmw_surface_unreference(&surface); | |
1412 | } else if (dmabuf) { | |
fd006a43 TH |
1413 | ret = vmw_kms_new_framebuffer_dmabuf(dev_priv, dmabuf, &vfb, |
1414 | mode_cmd); | |
05c95018 | 1415 | } else { |
fd006a43 | 1416 | BUG(); |
05c95018 | 1417 | } |
fd006a43 TH |
1418 | |
1419 | if (ret) | |
1420 | return ERR_PTR(ret); | |
1421 | ||
1422 | vfb->pin = vmw_framebuffer_pin; | |
1423 | vfb->unpin = vmw_framebuffer_unpin; | |
1424 | ||
1425 | return vfb; | |
1426 | } | |
1427 | ||
fb1d9738 JB |
1428 | /* |
1429 | * Generic Kernel modesetting functions | |
1430 | */ | |
1431 | ||
1432 | static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, | |
1433 | struct drm_file *file_priv, | |
dabdcdc9 | 1434 | const struct drm_mode_fb_cmd2 *mode_cmd) |
fb1d9738 JB |
1435 | { |
1436 | struct vmw_private *dev_priv = vmw_priv(dev); | |
1437 | struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; | |
1438 | struct vmw_framebuffer *vfb = NULL; | |
1439 | struct vmw_surface *surface = NULL; | |
1440 | struct vmw_dma_buffer *bo = NULL; | |
90ff18bc | 1441 | struct ttm_base_object *user_obj; |
fb1d9738 JB |
1442 | int ret; |
1443 | ||
d3216a0c TH |
1444 | /** |
1445 | * This code should be conditioned on Screen Objects not being used. | |
1446 | * If screen objects are used, we can allocate a GMR to hold the | |
1447 | * requested framebuffer. | |
1448 | */ | |
1449 | ||
8a783896 | 1450 | if (!vmw_kms_validate_mode_vram(dev_priv, |
dabdcdc9 DV |
1451 | mode_cmd->pitches[0], |
1452 | mode_cmd->height)) { | |
c8261a96 | 1453 | DRM_ERROR("Requested mode exceed bounding box limit.\n"); |
d9826409 | 1454 | return ERR_PTR(-ENOMEM); |
d3216a0c TH |
1455 | } |
1456 | ||
90ff18bc TH |
1457 | /* |
1458 | * Take a reference on the user object of the resource | |
1459 | * backing the kms fb. This ensures that user-space handle | |
1460 | * lookups on that resource will always work as long as | |
1461 | * it's registered with a kms framebuffer. This is important, | |
1462 | * since vmw_execbuf_process identifies resources in the | |
1463 | * command stream using user-space handles. | |
1464 | */ | |
1465 | ||
dabdcdc9 | 1466 | user_obj = ttm_base_object_lookup(tfile, mode_cmd->handles[0]); |
90ff18bc TH |
1467 | if (unlikely(user_obj == NULL)) { |
1468 | DRM_ERROR("Could not locate requested kms frame buffer.\n"); | |
1469 | return ERR_PTR(-ENOENT); | |
1470 | } | |
1471 | ||
d3216a0c TH |
1472 | /** |
1473 | * End conditioned code. | |
1474 | */ | |
1475 | ||
e7ac9211 JB |
1476 | /* returns either a dmabuf or surface */ |
1477 | ret = vmw_user_lookup_handle(dev_priv, tfile, | |
dabdcdc9 | 1478 | mode_cmd->handles[0], |
e7ac9211 | 1479 | &surface, &bo); |
fb1d9738 | 1480 | if (ret) |
e7ac9211 JB |
1481 | goto err_out; |
1482 | ||
810b3e16 SY |
1483 | |
1484 | if (!bo && | |
1485 | !vmw_kms_srf_ok(dev_priv, mode_cmd->width, mode_cmd->height)) { | |
1486 | DRM_ERROR("Surface size cannot exceed %dx%d", | |
1487 | dev_priv->texture_max_width, | |
1488 | dev_priv->texture_max_height); | |
1489 | goto err_out; | |
1490 | } | |
1491 | ||
1492 | ||
fd006a43 TH |
1493 | vfb = vmw_kms_new_framebuffer(dev_priv, bo, surface, |
1494 | !(dev_priv->capabilities & SVGA_CAP_3D), | |
dabdcdc9 | 1495 | mode_cmd); |
fd006a43 TH |
1496 | if (IS_ERR(vfb)) { |
1497 | ret = PTR_ERR(vfb); | |
1498 | goto err_out; | |
1499 | } | |
e7ac9211 JB |
1500 | |
1501 | err_out: | |
1502 | /* vmw_user_lookup_handle takes one ref so does new_fb */ | |
1503 | if (bo) | |
1504 | vmw_dmabuf_unreference(&bo); | |
1505 | if (surface) | |
1506 | vmw_surface_unreference(&surface); | |
fb1d9738 JB |
1507 | |
1508 | if (ret) { | |
1509 | DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret); | |
90ff18bc | 1510 | ttm_base_object_unref(&user_obj); |
cce13ff7 | 1511 | return ERR_PTR(ret); |
90ff18bc TH |
1512 | } else |
1513 | vfb->user_obj = user_obj; | |
fb1d9738 JB |
1514 | |
1515 | return &vfb->base; | |
1516 | } | |
1517 | ||
c46a3064 SY |
1518 | |
1519 | ||
1520 | /** | |
1521 | * vmw_kms_atomic_check_modeset- validate state object for modeset changes | |
1522 | * | |
1523 | * @dev: DRM device | |
1524 | * @state: the driver state object | |
1525 | * | |
1526 | * This is a simple wrapper around drm_atomic_helper_check_modeset() for | |
1527 | * us to assign a value to mode->crtc_clock so that | |
1528 | * drm_calc_timestamping_constants() won't throw an error message | |
1529 | * | |
1530 | * RETURNS | |
1531 | * Zero for success or -errno | |
1532 | */ | |
bdc362f6 | 1533 | static int |
c46a3064 SY |
1534 | vmw_kms_atomic_check_modeset(struct drm_device *dev, |
1535 | struct drm_atomic_state *state) | |
1536 | { | |
1537 | struct drm_crtc_state *crtc_state; | |
1538 | struct drm_crtc *crtc; | |
1539 | struct vmw_private *dev_priv = vmw_priv(dev); | |
1540 | int i; | |
1541 | ||
bdc362f6 | 1542 | for_each_new_crtc_in_state(state, crtc, crtc_state, i) { |
c46a3064 SY |
1543 | unsigned long requested_bb_mem = 0; |
1544 | ||
1545 | if (dev_priv->active_display_unit == vmw_du_screen_target) { | |
1546 | if (crtc->primary->fb) { | |
1547 | int cpp = crtc->primary->fb->pitches[0] / | |
1548 | crtc->primary->fb->width; | |
1549 | ||
1550 | requested_bb_mem += crtc->mode.hdisplay * cpp * | |
1551 | crtc->mode.vdisplay; | |
1552 | } | |
1553 | ||
1554 | if (requested_bb_mem > dev_priv->prim_bb_mem) | |
1555 | return -EINVAL; | |
1556 | } | |
1557 | } | |
1558 | ||
1559 | return drm_atomic_helper_check(dev, state); | |
1560 | } | |
1561 | ||
1562 | ||
021aba76 SY |
1563 | /** |
1564 | * vmw_kms_atomic_commit - Perform an atomic state commit | |
1565 | * | |
1566 | * @dev: DRM device | |
1567 | * @state: the driver state object | |
1568 | * @nonblock: Whether nonblocking behaviour is requested | |
1569 | * | |
1570 | * This is a simple wrapper around drm_atomic_helper_commit() for | |
1571 | * us to clear the nonblocking value. | |
1572 | * | |
1573 | * Nonblocking commits currently cause synchronization issues | |
1574 | * for vmwgfx. | |
1575 | * | |
1576 | * RETURNS | |
1577 | * Zero for success or negative error code on failure. | |
1578 | */ | |
1579 | int vmw_kms_atomic_commit(struct drm_device *dev, | |
1580 | struct drm_atomic_state *state, | |
1581 | bool nonblock) | |
1582 | { | |
1583 | return drm_atomic_helper_commit(dev, state, false); | |
1584 | } | |
1585 | ||
1586 | ||
e6ecefaa | 1587 | static const struct drm_mode_config_funcs vmw_kms_funcs = { |
fb1d9738 | 1588 | .fb_create = vmw_kms_fb_create, |
c46a3064 | 1589 | .atomic_check = vmw_kms_atomic_check_modeset, |
021aba76 | 1590 | .atomic_commit = vmw_kms_atomic_commit, |
fb1d9738 JB |
1591 | }; |
1592 | ||
b9eb1a61 TH |
1593 | static int vmw_kms_generic_present(struct vmw_private *dev_priv, |
1594 | struct drm_file *file_priv, | |
1595 | struct vmw_framebuffer *vfb, | |
1596 | struct vmw_surface *surface, | |
1597 | uint32_t sid, | |
1598 | int32_t destX, int32_t destY, | |
1599 | struct drm_vmw_rect *clips, | |
1600 | uint32_t num_clips) | |
2fcd5a73 | 1601 | { |
10b1e0ca TH |
1602 | return vmw_kms_sou_do_surface_dirty(dev_priv, vfb, NULL, clips, |
1603 | &surface->res, destX, destY, | |
1604 | num_clips, 1, NULL); | |
2fcd5a73 JB |
1605 | } |
1606 | ||
6bf6bf03 | 1607 | |
2fcd5a73 JB |
1608 | int vmw_kms_present(struct vmw_private *dev_priv, |
1609 | struct drm_file *file_priv, | |
1610 | struct vmw_framebuffer *vfb, | |
1611 | struct vmw_surface *surface, | |
1612 | uint32_t sid, | |
1613 | int32_t destX, int32_t destY, | |
1614 | struct drm_vmw_rect *clips, | |
1615 | uint32_t num_clips) | |
1616 | { | |
35c05125 | 1617 | int ret; |
2fcd5a73 | 1618 | |
6bf6bf03 TH |
1619 | switch (dev_priv->active_display_unit) { |
1620 | case vmw_du_screen_target: | |
1621 | ret = vmw_kms_stdu_surface_dirty(dev_priv, vfb, NULL, clips, | |
1622 | &surface->res, destX, destY, | |
1623 | num_clips, 1, NULL); | |
1624 | break; | |
1625 | case vmw_du_screen_object: | |
1626 | ret = vmw_kms_generic_present(dev_priv, file_priv, vfb, surface, | |
1627 | sid, destX, destY, clips, | |
1628 | num_clips); | |
1629 | break; | |
1630 | default: | |
1631 | WARN_ONCE(true, | |
1632 | "Present called with invalid display system.\n"); | |
1633 | ret = -ENOSYS; | |
1634 | break; | |
2fcd5a73 | 1635 | } |
35c05125 SY |
1636 | if (ret) |
1637 | return ret; | |
2fcd5a73 | 1638 | |
35c05125 | 1639 | vmw_fifo_flush(dev_priv, false); |
2fcd5a73 | 1640 | |
35c05125 | 1641 | return 0; |
2fcd5a73 JB |
1642 | } |
1643 | ||
578e609a TH |
1644 | static void |
1645 | vmw_kms_create_hotplug_mode_update_property(struct vmw_private *dev_priv) | |
1646 | { | |
1647 | if (dev_priv->hotplug_mode_update_property) | |
1648 | return; | |
1649 | ||
1650 | dev_priv->hotplug_mode_update_property = | |
1651 | drm_property_create_range(dev_priv->dev, | |
1652 | DRM_MODE_PROP_IMMUTABLE, | |
1653 | "hotplug_mode_update", 0, 1); | |
1654 | ||
1655 | if (!dev_priv->hotplug_mode_update_property) | |
1656 | return; | |
1657 | ||
1658 | } | |
1659 | ||
fb1d9738 JB |
1660 | int vmw_kms_init(struct vmw_private *dev_priv) |
1661 | { | |
1662 | struct drm_device *dev = dev_priv->dev; | |
1663 | int ret; | |
1664 | ||
1665 | drm_mode_config_init(dev); | |
1666 | dev->mode_config.funcs = &vmw_kms_funcs; | |
3bef3572 JB |
1667 | dev->mode_config.min_width = 1; |
1668 | dev->mode_config.min_height = 1; | |
65ade7d3 SY |
1669 | dev->mode_config.max_width = dev_priv->texture_max_width; |
1670 | dev->mode_config.max_height = dev_priv->texture_max_height; | |
fb1d9738 | 1671 | |
578e609a TH |
1672 | drm_mode_create_suggested_offset_properties(dev); |
1673 | vmw_kms_create_hotplug_mode_update_property(dev_priv); | |
1674 | ||
35c05125 SY |
1675 | ret = vmw_kms_stdu_init_display(dev_priv); |
1676 | if (ret) { | |
1677 | ret = vmw_kms_sou_init_display(dev_priv); | |
1678 | if (ret) /* Fallback */ | |
1679 | ret = vmw_kms_ldu_init_display(dev_priv); | |
1680 | } | |
fb1d9738 | 1681 | |
c8261a96 | 1682 | return ret; |
fb1d9738 JB |
1683 | } |
1684 | ||
1685 | int vmw_kms_close(struct vmw_private *dev_priv) | |
1686 | { | |
5f58e974 | 1687 | int ret = 0; |
c8261a96 | 1688 | |
fb1d9738 JB |
1689 | /* |
1690 | * Docs says we should take the lock before calling this function | |
1691 | * but since it destroys encoders and our destructor calls | |
1692 | * drm_encoder_cleanup which takes the lock we deadlock. | |
1693 | */ | |
1694 | drm_mode_config_cleanup(dev_priv->dev); | |
5f58e974 | 1695 | if (dev_priv->active_display_unit == vmw_du_legacy) |
c8261a96 SY |
1696 | ret = vmw_kms_ldu_close_display(dev_priv); |
1697 | ||
1698 | return ret; | |
fb1d9738 JB |
1699 | } |
1700 | ||
1701 | int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data, | |
1702 | struct drm_file *file_priv) | |
1703 | { | |
1704 | struct drm_vmw_cursor_bypass_arg *arg = data; | |
1705 | struct vmw_display_unit *du; | |
fb1d9738 JB |
1706 | struct drm_crtc *crtc; |
1707 | int ret = 0; | |
1708 | ||
1709 | ||
1710 | mutex_lock(&dev->mode_config.mutex); | |
1711 | if (arg->flags & DRM_VMW_CURSOR_BYPASS_ALL) { | |
1712 | ||
1713 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
1714 | du = vmw_crtc_to_du(crtc); | |
1715 | du->hotspot_x = arg->xhot; | |
1716 | du->hotspot_y = arg->yhot; | |
1717 | } | |
1718 | ||
1719 | mutex_unlock(&dev->mode_config.mutex); | |
1720 | return 0; | |
1721 | } | |
1722 | ||
418da172 | 1723 | crtc = drm_crtc_find(dev, file_priv, arg->crtc_id); |
a4cd5d68 | 1724 | if (!crtc) { |
4ae87ff0 | 1725 | ret = -ENOENT; |
fb1d9738 JB |
1726 | goto out; |
1727 | } | |
1728 | ||
fb1d9738 JB |
1729 | du = vmw_crtc_to_du(crtc); |
1730 | ||
1731 | du->hotspot_x = arg->xhot; | |
1732 | du->hotspot_y = arg->yhot; | |
1733 | ||
1734 | out: | |
1735 | mutex_unlock(&dev->mode_config.mutex); | |
1736 | ||
1737 | return ret; | |
1738 | } | |
1739 | ||
0bef23f9 | 1740 | int vmw_kms_write_svga(struct vmw_private *vmw_priv, |
d7e1958d | 1741 | unsigned width, unsigned height, unsigned pitch, |
6558429b | 1742 | unsigned bpp, unsigned depth) |
fb1d9738 | 1743 | { |
d7e1958d JB |
1744 | if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK) |
1745 | vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, pitch); | |
1746 | else if (vmw_fifo_have_pitchlock(vmw_priv)) | |
b76ff5ea TH |
1747 | vmw_mmio_write(pitch, vmw_priv->mmio_virt + |
1748 | SVGA_FIFO_PITCHLOCK); | |
d7e1958d JB |
1749 | vmw_write(vmw_priv, SVGA_REG_WIDTH, width); |
1750 | vmw_write(vmw_priv, SVGA_REG_HEIGHT, height); | |
6558429b | 1751 | vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, bpp); |
0bef23f9 MD |
1752 | |
1753 | if (vmw_read(vmw_priv, SVGA_REG_DEPTH) != depth) { | |
1754 | DRM_ERROR("Invalid depth %u for %u bpp, host expects %u\n", | |
1755 | depth, bpp, vmw_read(vmw_priv, SVGA_REG_DEPTH)); | |
1756 | return -EINVAL; | |
1757 | } | |
1758 | ||
1759 | return 0; | |
d7e1958d | 1760 | } |
fb1d9738 | 1761 | |
d7e1958d JB |
1762 | int vmw_kms_save_vga(struct vmw_private *vmw_priv) |
1763 | { | |
7c4f7780 TH |
1764 | struct vmw_vga_topology_state *save; |
1765 | uint32_t i; | |
1766 | ||
fb1d9738 JB |
1767 | vmw_priv->vga_width = vmw_read(vmw_priv, SVGA_REG_WIDTH); |
1768 | vmw_priv->vga_height = vmw_read(vmw_priv, SVGA_REG_HEIGHT); | |
7c4f7780 | 1769 | vmw_priv->vga_bpp = vmw_read(vmw_priv, SVGA_REG_BITS_PER_PIXEL); |
d7e1958d JB |
1770 | if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK) |
1771 | vmw_priv->vga_pitchlock = | |
7c4f7780 | 1772 | vmw_read(vmw_priv, SVGA_REG_PITCHLOCK); |
d7e1958d | 1773 | else if (vmw_fifo_have_pitchlock(vmw_priv)) |
b76ff5ea TH |
1774 | vmw_priv->vga_pitchlock = vmw_mmio_read(vmw_priv->mmio_virt + |
1775 | SVGA_FIFO_PITCHLOCK); | |
7c4f7780 TH |
1776 | |
1777 | if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY)) | |
1778 | return 0; | |
fb1d9738 | 1779 | |
7c4f7780 TH |
1780 | vmw_priv->num_displays = vmw_read(vmw_priv, |
1781 | SVGA_REG_NUM_GUEST_DISPLAYS); | |
1782 | ||
029e50bf TH |
1783 | if (vmw_priv->num_displays == 0) |
1784 | vmw_priv->num_displays = 1; | |
1785 | ||
7c4f7780 TH |
1786 | for (i = 0; i < vmw_priv->num_displays; ++i) { |
1787 | save = &vmw_priv->vga_save[i]; | |
1788 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i); | |
1789 | save->primary = vmw_read(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY); | |
1790 | save->pos_x = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_X); | |
1791 | save->pos_y = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y); | |
1792 | save->width = vmw_read(vmw_priv, SVGA_REG_DISPLAY_WIDTH); | |
1793 | save->height = vmw_read(vmw_priv, SVGA_REG_DISPLAY_HEIGHT); | |
1794 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID); | |
30c78bb8 TH |
1795 | if (i == 0 && vmw_priv->num_displays == 1 && |
1796 | save->width == 0 && save->height == 0) { | |
1797 | ||
1798 | /* | |
1799 | * It should be fairly safe to assume that these | |
1800 | * values are uninitialized. | |
1801 | */ | |
1802 | ||
1803 | save->width = vmw_priv->vga_width - save->pos_x; | |
1804 | save->height = vmw_priv->vga_height - save->pos_y; | |
1805 | } | |
7c4f7780 | 1806 | } |
30c78bb8 | 1807 | |
fb1d9738 JB |
1808 | return 0; |
1809 | } | |
1810 | ||
1811 | int vmw_kms_restore_vga(struct vmw_private *vmw_priv) | |
1812 | { | |
7c4f7780 TH |
1813 | struct vmw_vga_topology_state *save; |
1814 | uint32_t i; | |
1815 | ||
fb1d9738 JB |
1816 | vmw_write(vmw_priv, SVGA_REG_WIDTH, vmw_priv->vga_width); |
1817 | vmw_write(vmw_priv, SVGA_REG_HEIGHT, vmw_priv->vga_height); | |
7c4f7780 | 1818 | vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, vmw_priv->vga_bpp); |
d7e1958d JB |
1819 | if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK) |
1820 | vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, | |
1821 | vmw_priv->vga_pitchlock); | |
1822 | else if (vmw_fifo_have_pitchlock(vmw_priv)) | |
b76ff5ea TH |
1823 | vmw_mmio_write(vmw_priv->vga_pitchlock, |
1824 | vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK); | |
fb1d9738 | 1825 | |
7c4f7780 TH |
1826 | if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY)) |
1827 | return 0; | |
1828 | ||
1829 | for (i = 0; i < vmw_priv->num_displays; ++i) { | |
1830 | save = &vmw_priv->vga_save[i]; | |
1831 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i); | |
1832 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, save->primary); | |
1833 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, save->pos_x); | |
1834 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, save->pos_y); | |
1835 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, save->width); | |
1836 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, save->height); | |
1837 | vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID); | |
1838 | } | |
1839 | ||
fb1d9738 JB |
1840 | return 0; |
1841 | } | |
d8bd19d2 | 1842 | |
e133e737 TH |
1843 | bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv, |
1844 | uint32_t pitch, | |
1845 | uint32_t height) | |
1846 | { | |
35c05125 SY |
1847 | return ((u64) pitch * (u64) height) < (u64) |
1848 | ((dev_priv->active_display_unit == vmw_du_screen_target) ? | |
1849 | dev_priv->prim_bb_mem : dev_priv->vram_size); | |
e133e737 TH |
1850 | } |
1851 | ||
1c482ab3 JB |
1852 | |
1853 | /** | |
1854 | * Function called by DRM code called with vbl_lock held. | |
1855 | */ | |
88e72717 | 1856 | u32 vmw_get_vblank_counter(struct drm_device *dev, unsigned int pipe) |
7a1c2f6c TH |
1857 | { |
1858 | return 0; | |
1859 | } | |
626ab771 | 1860 | |
1c482ab3 JB |
1861 | /** |
1862 | * Function called by DRM code called with vbl_lock held. | |
1863 | */ | |
88e72717 | 1864 | int vmw_enable_vblank(struct drm_device *dev, unsigned int pipe) |
1c482ab3 | 1865 | { |
2b0bc68c | 1866 | return -EINVAL; |
1c482ab3 JB |
1867 | } |
1868 | ||
1869 | /** | |
1870 | * Function called by DRM code called with vbl_lock held. | |
1871 | */ | |
88e72717 | 1872 | void vmw_disable_vblank(struct drm_device *dev, unsigned int pipe) |
1c482ab3 JB |
1873 | { |
1874 | } | |
1875 | ||
626ab771 JB |
1876 | |
1877 | /* | |
1878 | * Small shared kms functions. | |
1879 | */ | |
1880 | ||
847c5964 | 1881 | static int vmw_du_update_layout(struct vmw_private *dev_priv, unsigned num, |
626ab771 JB |
1882 | struct drm_vmw_rect *rects) |
1883 | { | |
1884 | struct drm_device *dev = dev_priv->dev; | |
1885 | struct vmw_display_unit *du; | |
1886 | struct drm_connector *con; | |
626ab771 JB |
1887 | |
1888 | mutex_lock(&dev->mode_config.mutex); | |
1889 | ||
1890 | #if 0 | |
6ea77d13 TH |
1891 | { |
1892 | unsigned int i; | |
1893 | ||
1894 | DRM_INFO("%s: new layout ", __func__); | |
1895 | for (i = 0; i < num; i++) | |
1896 | DRM_INFO("(%i, %i %ux%u) ", rects[i].x, rects[i].y, | |
1897 | rects[i].w, rects[i].h); | |
1898 | DRM_INFO("\n"); | |
1899 | } | |
626ab771 JB |
1900 | #endif |
1901 | ||
1902 | list_for_each_entry(con, &dev->mode_config.connector_list, head) { | |
1903 | du = vmw_connector_to_du(con); | |
1904 | if (num > du->unit) { | |
1905 | du->pref_width = rects[du->unit].w; | |
1906 | du->pref_height = rects[du->unit].h; | |
1907 | du->pref_active = true; | |
cd2b89e7 TH |
1908 | du->gui_x = rects[du->unit].x; |
1909 | du->gui_y = rects[du->unit].y; | |
578e609a TH |
1910 | drm_object_property_set_value |
1911 | (&con->base, dev->mode_config.suggested_x_property, | |
1912 | du->gui_x); | |
1913 | drm_object_property_set_value | |
1914 | (&con->base, dev->mode_config.suggested_y_property, | |
1915 | du->gui_y); | |
626ab771 JB |
1916 | } else { |
1917 | du->pref_width = 800; | |
1918 | du->pref_height = 600; | |
1919 | du->pref_active = false; | |
578e609a TH |
1920 | drm_object_property_set_value |
1921 | (&con->base, dev->mode_config.suggested_x_property, | |
1922 | 0); | |
1923 | drm_object_property_set_value | |
1924 | (&con->base, dev->mode_config.suggested_y_property, | |
1925 | 0); | |
626ab771 JB |
1926 | } |
1927 | con->status = vmw_du_connector_detect(con, true); | |
1928 | } | |
1929 | ||
1930 | mutex_unlock(&dev->mode_config.mutex); | |
578e609a | 1931 | drm_sysfs_hotplug_event(dev); |
626ab771 JB |
1932 | |
1933 | return 0; | |
1934 | } | |
1935 | ||
7ea77283 ML |
1936 | int vmw_du_crtc_gamma_set(struct drm_crtc *crtc, |
1937 | u16 *r, u16 *g, u16 *b, | |
6d124ff8 DV |
1938 | uint32_t size, |
1939 | struct drm_modeset_acquire_ctx *ctx) | |
626ab771 JB |
1940 | { |
1941 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
1942 | int i; | |
1943 | ||
1944 | for (i = 0; i < size; i++) { | |
1945 | DRM_DEBUG("%d r/g/b = 0x%04x / 0x%04x / 0x%04x\n", i, | |
1946 | r[i], g[i], b[i]); | |
1947 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 0, r[i] >> 8); | |
1948 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 1, g[i] >> 8); | |
1949 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 2, b[i] >> 8); | |
1950 | } | |
7ea77283 ML |
1951 | |
1952 | return 0; | |
626ab771 JB |
1953 | } |
1954 | ||
9a69a9ac | 1955 | int vmw_du_connector_dpms(struct drm_connector *connector, int mode) |
626ab771 | 1956 | { |
9a69a9ac | 1957 | return 0; |
626ab771 JB |
1958 | } |
1959 | ||
626ab771 JB |
1960 | enum drm_connector_status |
1961 | vmw_du_connector_detect(struct drm_connector *connector, bool force) | |
1962 | { | |
1963 | uint32_t num_displays; | |
1964 | struct drm_device *dev = connector->dev; | |
1965 | struct vmw_private *dev_priv = vmw_priv(dev); | |
cd2b89e7 | 1966 | struct vmw_display_unit *du = vmw_connector_to_du(connector); |
626ab771 | 1967 | |
626ab771 | 1968 | num_displays = vmw_read(dev_priv, SVGA_REG_NUM_DISPLAYS); |
626ab771 | 1969 | |
cd2b89e7 TH |
1970 | return ((vmw_connector_to_du(connector)->unit < num_displays && |
1971 | du->pref_active) ? | |
626ab771 JB |
1972 | connector_status_connected : connector_status_disconnected); |
1973 | } | |
1974 | ||
1975 | static struct drm_display_mode vmw_kms_connector_builtin[] = { | |
1976 | /* 640x480@60Hz */ | |
1977 | { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, | |
1978 | 752, 800, 0, 480, 489, 492, 525, 0, | |
1979 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
1980 | /* 800x600@60Hz */ | |
1981 | { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840, | |
1982 | 968, 1056, 0, 600, 601, 605, 628, 0, | |
1983 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
1984 | /* 1024x768@60Hz */ | |
1985 | { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, | |
1986 | 1184, 1344, 0, 768, 771, 777, 806, 0, | |
1987 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
1988 | /* 1152x864@75Hz */ | |
1989 | { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, | |
1990 | 1344, 1600, 0, 864, 865, 868, 900, 0, | |
1991 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
1992 | /* 1280x768@60Hz */ | |
1993 | { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344, | |
1994 | 1472, 1664, 0, 768, 771, 778, 798, 0, | |
1995 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
1996 | /* 1280x800@60Hz */ | |
1997 | { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352, | |
1998 | 1480, 1680, 0, 800, 803, 809, 831, 0, | |
1999 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
2000 | /* 1280x960@60Hz */ | |
2001 | { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376, | |
2002 | 1488, 1800, 0, 960, 961, 964, 1000, 0, | |
2003 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2004 | /* 1280x1024@60Hz */ | |
2005 | { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328, | |
2006 | 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, | |
2007 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2008 | /* 1360x768@60Hz */ | |
2009 | { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424, | |
2010 | 1536, 1792, 0, 768, 771, 777, 795, 0, | |
2011 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2012 | /* 1440x1050@60Hz */ | |
2013 | { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488, | |
2014 | 1632, 1864, 0, 1050, 1053, 1057, 1089, 0, | |
2015 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2016 | /* 1440x900@60Hz */ | |
2017 | { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520, | |
2018 | 1672, 1904, 0, 900, 903, 909, 934, 0, | |
2019 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2020 | /* 1600x1200@60Hz */ | |
2021 | { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664, | |
2022 | 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, | |
2023 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2024 | /* 1680x1050@60Hz */ | |
2025 | { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784, | |
2026 | 1960, 2240, 0, 1050, 1053, 1059, 1089, 0, | |
2027 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2028 | /* 1792x1344@60Hz */ | |
2029 | { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920, | |
2030 | 2120, 2448, 0, 1344, 1345, 1348, 1394, 0, | |
2031 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2032 | /* 1853x1392@60Hz */ | |
2033 | { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952, | |
2034 | 2176, 2528, 0, 1392, 1393, 1396, 1439, 0, | |
2035 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2036 | /* 1920x1200@60Hz */ | |
2037 | { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056, | |
2038 | 2256, 2592, 0, 1200, 1203, 1209, 1245, 0, | |
2039 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2040 | /* 1920x1440@60Hz */ | |
2041 | { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048, | |
2042 | 2256, 2600, 0, 1440, 1441, 1444, 1500, 0, | |
2043 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2044 | /* 2560x1600@60Hz */ | |
2045 | { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752, | |
2046 | 3032, 3504, 0, 1600, 1603, 1609, 1658, 0, | |
2047 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2048 | /* Terminate */ | |
2049 | { DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) }, | |
2050 | }; | |
2051 | ||
1543b4dd TH |
2052 | /** |
2053 | * vmw_guess_mode_timing - Provide fake timings for a | |
2054 | * 60Hz vrefresh mode. | |
2055 | * | |
2056 | * @mode - Pointer to a struct drm_display_mode with hdisplay and vdisplay | |
2057 | * members filled in. | |
2058 | */ | |
a278724a | 2059 | void vmw_guess_mode_timing(struct drm_display_mode *mode) |
1543b4dd TH |
2060 | { |
2061 | mode->hsync_start = mode->hdisplay + 50; | |
2062 | mode->hsync_end = mode->hsync_start + 50; | |
2063 | mode->htotal = mode->hsync_end + 50; | |
2064 | ||
2065 | mode->vsync_start = mode->vdisplay + 50; | |
2066 | mode->vsync_end = mode->vsync_start + 50; | |
2067 | mode->vtotal = mode->vsync_end + 50; | |
2068 | ||
2069 | mode->clock = (u32)mode->htotal * (u32)mode->vtotal / 100 * 6; | |
2070 | mode->vrefresh = drm_mode_vrefresh(mode); | |
2071 | } | |
2072 | ||
2073 | ||
626ab771 JB |
2074 | int vmw_du_connector_fill_modes(struct drm_connector *connector, |
2075 | uint32_t max_width, uint32_t max_height) | |
2076 | { | |
2077 | struct vmw_display_unit *du = vmw_connector_to_du(connector); | |
2078 | struct drm_device *dev = connector->dev; | |
2079 | struct vmw_private *dev_priv = vmw_priv(dev); | |
2080 | struct drm_display_mode *mode = NULL; | |
2081 | struct drm_display_mode *bmode; | |
2082 | struct drm_display_mode prefmode = { DRM_MODE("preferred", | |
2083 | DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, | |
2084 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
2085 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) | |
2086 | }; | |
2087 | int i; | |
7c20d213 | 2088 | u32 assumed_bpp = 4; |
9a72384d | 2089 | |
04319d89 SY |
2090 | if (dev_priv->assume_16bpp) |
2091 | assumed_bpp = 2; | |
626ab771 | 2092 | |
35c05125 SY |
2093 | if (dev_priv->active_display_unit == vmw_du_screen_target) { |
2094 | max_width = min(max_width, dev_priv->stdu_max_width); | |
28c95429 SY |
2095 | max_width = min(max_width, dev_priv->texture_max_width); |
2096 | ||
35c05125 | 2097 | max_height = min(max_height, dev_priv->stdu_max_height); |
28c95429 | 2098 | max_height = min(max_height, dev_priv->texture_max_height); |
35c05125 SY |
2099 | } |
2100 | ||
626ab771 | 2101 | /* Add preferred mode */ |
c8261a96 SY |
2102 | mode = drm_mode_duplicate(dev, &prefmode); |
2103 | if (!mode) | |
2104 | return 0; | |
2105 | mode->hdisplay = du->pref_width; | |
2106 | mode->vdisplay = du->pref_height; | |
2107 | vmw_guess_mode_timing(mode); | |
626ab771 | 2108 | |
c8261a96 SY |
2109 | if (vmw_kms_validate_mode_vram(dev_priv, |
2110 | mode->hdisplay * assumed_bpp, | |
2111 | mode->vdisplay)) { | |
2112 | drm_mode_probed_add(connector, mode); | |
2113 | } else { | |
2114 | drm_mode_destroy(dev, mode); | |
2115 | mode = NULL; | |
2116 | } | |
55bde5b2 | 2117 | |
c8261a96 SY |
2118 | if (du->pref_mode) { |
2119 | list_del_init(&du->pref_mode->head); | |
2120 | drm_mode_destroy(dev, du->pref_mode); | |
626ab771 JB |
2121 | } |
2122 | ||
c8261a96 SY |
2123 | /* mode might be null here, this is intended */ |
2124 | du->pref_mode = mode; | |
2125 | ||
626ab771 JB |
2126 | for (i = 0; vmw_kms_connector_builtin[i].type != 0; i++) { |
2127 | bmode = &vmw_kms_connector_builtin[i]; | |
2128 | if (bmode->hdisplay > max_width || | |
2129 | bmode->vdisplay > max_height) | |
2130 | continue; | |
2131 | ||
9a72384d SY |
2132 | if (!vmw_kms_validate_mode_vram(dev_priv, |
2133 | bmode->hdisplay * assumed_bpp, | |
626ab771 JB |
2134 | bmode->vdisplay)) |
2135 | continue; | |
2136 | ||
2137 | mode = drm_mode_duplicate(dev, bmode); | |
2138 | if (!mode) | |
2139 | return 0; | |
2140 | mode->vrefresh = drm_mode_vrefresh(mode); | |
2141 | ||
2142 | drm_mode_probed_add(connector, mode); | |
2143 | } | |
2144 | ||
6af3e656 | 2145 | drm_mode_connector_list_update(connector); |
f6b05004 TH |
2146 | /* Move the prefered mode first, help apps pick the right mode. */ |
2147 | drm_mode_sort(&connector->modes); | |
626ab771 JB |
2148 | |
2149 | return 1; | |
2150 | } | |
2151 | ||
2152 | int vmw_du_connector_set_property(struct drm_connector *connector, | |
2153 | struct drm_property *property, | |
2154 | uint64_t val) | |
2155 | { | |
76404ac0 TH |
2156 | struct vmw_display_unit *du = vmw_connector_to_du(connector); |
2157 | struct vmw_private *dev_priv = vmw_priv(connector->dev); | |
2158 | ||
2159 | if (property == dev_priv->implicit_placement_property) | |
2160 | du->is_implicit = val; | |
2161 | ||
626ab771 JB |
2162 | return 0; |
2163 | } | |
cd2b89e7 TH |
2164 | |
2165 | ||
9c2542a4 | 2166 | |
d7721ca7 SY |
2167 | /** |
2168 | * vmw_du_connector_atomic_set_property - Atomic version of get property | |
2169 | * | |
2170 | * @crtc - crtc the property is associated with | |
2171 | * | |
2172 | * Returns: | |
2173 | * Zero on success, negative errno on failure. | |
2174 | */ | |
2175 | int | |
2176 | vmw_du_connector_atomic_set_property(struct drm_connector *connector, | |
2177 | struct drm_connector_state *state, | |
2178 | struct drm_property *property, | |
2179 | uint64_t val) | |
2180 | { | |
2181 | struct vmw_private *dev_priv = vmw_priv(connector->dev); | |
2182 | struct vmw_connector_state *vcs = vmw_connector_state_to_vcs(state); | |
2183 | struct vmw_display_unit *du = vmw_connector_to_du(connector); | |
2184 | ||
2185 | ||
2186 | if (property == dev_priv->implicit_placement_property) { | |
2187 | vcs->is_implicit = val; | |
2188 | ||
2189 | /* | |
2190 | * We should really be doing a drm_atomic_commit() to | |
2191 | * commit the new state, but since this doesn't cause | |
2192 | * an immedate state change, this is probably ok | |
2193 | */ | |
2194 | du->is_implicit = vcs->is_implicit; | |
2195 | } else { | |
2196 | return -EINVAL; | |
2197 | } | |
2198 | ||
2199 | return 0; | |
2200 | } | |
2201 | ||
2202 | ||
2203 | /** | |
2204 | * vmw_du_connector_atomic_get_property - Atomic version of get property | |
2205 | * | |
2206 | * @connector - connector the property is associated with | |
2207 | * | |
2208 | * Returns: | |
2209 | * Zero on success, negative errno on failure. | |
2210 | */ | |
2211 | int | |
2212 | vmw_du_connector_atomic_get_property(struct drm_connector *connector, | |
2213 | const struct drm_connector_state *state, | |
2214 | struct drm_property *property, | |
2215 | uint64_t *val) | |
2216 | { | |
2217 | struct vmw_private *dev_priv = vmw_priv(connector->dev); | |
2218 | struct vmw_connector_state *vcs = vmw_connector_state_to_vcs(state); | |
2219 | ||
2220 | if (property == dev_priv->implicit_placement_property) | |
2221 | *val = vcs->is_implicit; | |
2222 | else { | |
2223 | DRM_ERROR("Invalid Property %s\n", property->name); | |
2224 | return -EINVAL; | |
2225 | } | |
2226 | ||
2227 | return 0; | |
2228 | } | |
2229 | ||
2230 | ||
cd2b89e7 TH |
2231 | int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data, |
2232 | struct drm_file *file_priv) | |
2233 | { | |
2234 | struct vmw_private *dev_priv = vmw_priv(dev); | |
2235 | struct drm_vmw_update_layout_arg *arg = | |
2236 | (struct drm_vmw_update_layout_arg *)data; | |
cd2b89e7 TH |
2237 | void __user *user_rects; |
2238 | struct drm_vmw_rect *rects; | |
2239 | unsigned rects_size; | |
2240 | int ret; | |
2241 | int i; | |
65ade7d3 | 2242 | u64 total_pixels = 0; |
cd2b89e7 | 2243 | struct drm_mode_config *mode_config = &dev->mode_config; |
c8261a96 | 2244 | struct drm_vmw_rect bounding_box = {0}; |
cd2b89e7 | 2245 | |
cd2b89e7 TH |
2246 | if (!arg->num_outputs) { |
2247 | struct drm_vmw_rect def_rect = {0, 0, 800, 600}; | |
2248 | vmw_du_update_layout(dev_priv, 1, &def_rect); | |
5151adb3 | 2249 | return 0; |
cd2b89e7 TH |
2250 | } |
2251 | ||
2252 | rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect); | |
bab9efc2 XW |
2253 | rects = kcalloc(arg->num_outputs, sizeof(struct drm_vmw_rect), |
2254 | GFP_KERNEL); | |
5151adb3 TH |
2255 | if (unlikely(!rects)) |
2256 | return -ENOMEM; | |
cd2b89e7 TH |
2257 | |
2258 | user_rects = (void __user *)(unsigned long)arg->rects; | |
2259 | ret = copy_from_user(rects, user_rects, rects_size); | |
2260 | if (unlikely(ret != 0)) { | |
2261 | DRM_ERROR("Failed to get rects.\n"); | |
2262 | ret = -EFAULT; | |
2263 | goto out_free; | |
2264 | } | |
2265 | ||
2266 | for (i = 0; i < arg->num_outputs; ++i) { | |
bab9efc2 XW |
2267 | if (rects[i].x < 0 || |
2268 | rects[i].y < 0 || | |
2269 | rects[i].x + rects[i].w > mode_config->max_width || | |
2270 | rects[i].y + rects[i].h > mode_config->max_height) { | |
cd2b89e7 TH |
2271 | DRM_ERROR("Invalid GUI layout.\n"); |
2272 | ret = -EINVAL; | |
2273 | goto out_free; | |
2274 | } | |
c8261a96 SY |
2275 | |
2276 | /* | |
2277 | * bounding_box.w and bunding_box.h are used as | |
2278 | * lower-right coordinates | |
2279 | */ | |
2280 | if (rects[i].x + rects[i].w > bounding_box.w) | |
2281 | bounding_box.w = rects[i].x + rects[i].w; | |
2282 | ||
2283 | if (rects[i].y + rects[i].h > bounding_box.h) | |
2284 | bounding_box.h = rects[i].y + rects[i].h; | |
65ade7d3 SY |
2285 | |
2286 | total_pixels += (u64) rects[i].w * (u64) rects[i].h; | |
cd2b89e7 TH |
2287 | } |
2288 | ||
65ade7d3 SY |
2289 | if (dev_priv->active_display_unit == vmw_du_screen_target) { |
2290 | /* | |
2291 | * For Screen Targets, the limits for a toplogy are: | |
2292 | * 1. Bounding box (assuming 32bpp) must be < prim_bb_mem | |
2293 | * 2. Total pixels (assuming 32bpp) must be < prim_bb_mem | |
2294 | */ | |
0f580386 | 2295 | u64 bb_mem = (u64) bounding_box.w * bounding_box.h * 4; |
65ade7d3 SY |
2296 | u64 pixel_mem = total_pixels * 4; |
2297 | ||
2298 | if (bb_mem > dev_priv->prim_bb_mem) { | |
2299 | DRM_ERROR("Topology is beyond supported limits.\n"); | |
35c05125 SY |
2300 | ret = -EINVAL; |
2301 | goto out_free; | |
2302 | } | |
2303 | ||
65ade7d3 SY |
2304 | if (pixel_mem > dev_priv->prim_bb_mem) { |
2305 | DRM_ERROR("Combined output size too large\n"); | |
2306 | ret = -EINVAL; | |
2307 | goto out_free; | |
2308 | } | |
cd2b89e7 TH |
2309 | } |
2310 | ||
2311 | vmw_du_update_layout(dev_priv, arg->num_outputs, rects); | |
2312 | ||
2313 | out_free: | |
2314 | kfree(rects); | |
cd2b89e7 TH |
2315 | return ret; |
2316 | } | |
1a4b172a TH |
2317 | |
2318 | /** | |
2319 | * vmw_kms_helper_dirty - Helper to build commands and perform actions based | |
2320 | * on a set of cliprects and a set of display units. | |
2321 | * | |
2322 | * @dev_priv: Pointer to a device private structure. | |
2323 | * @framebuffer: Pointer to the framebuffer on which to perform the actions. | |
2324 | * @clips: A set of struct drm_clip_rect. Either this os @vclips must be NULL. | |
2325 | * Cliprects are given in framebuffer coordinates. | |
2326 | * @vclips: A set of struct drm_vmw_rect cliprects. Either this or @clips must | |
2327 | * be NULL. Cliprects are given in source coordinates. | |
2328 | * @dest_x: X coordinate offset for the crtc / destination clip rects. | |
2329 | * @dest_y: Y coordinate offset for the crtc / destination clip rects. | |
2330 | * @num_clips: Number of cliprects in the @clips or @vclips array. | |
2331 | * @increment: Integer with which to increment the clip counter when looping. | |
2332 | * Used to skip a predetermined number of clip rects. | |
2333 | * @dirty: Closure structure. See the description of struct vmw_kms_dirty. | |
2334 | */ | |
2335 | int vmw_kms_helper_dirty(struct vmw_private *dev_priv, | |
2336 | struct vmw_framebuffer *framebuffer, | |
2337 | const struct drm_clip_rect *clips, | |
2338 | const struct drm_vmw_rect *vclips, | |
2339 | s32 dest_x, s32 dest_y, | |
2340 | int num_clips, | |
2341 | int increment, | |
2342 | struct vmw_kms_dirty *dirty) | |
2343 | { | |
2344 | struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS]; | |
2345 | struct drm_crtc *crtc; | |
2346 | u32 num_units = 0; | |
2347 | u32 i, k; | |
1a4b172a TH |
2348 | |
2349 | dirty->dev_priv = dev_priv; | |
2350 | ||
2351 | list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) { | |
2352 | if (crtc->primary->fb != &framebuffer->base) | |
2353 | continue; | |
2354 | units[num_units++] = vmw_crtc_to_du(crtc); | |
2355 | } | |
2356 | ||
2357 | for (k = 0; k < num_units; k++) { | |
2358 | struct vmw_display_unit *unit = units[k]; | |
2359 | s32 crtc_x = unit->crtc.x; | |
2360 | s32 crtc_y = unit->crtc.y; | |
2361 | s32 crtc_width = unit->crtc.mode.hdisplay; | |
2362 | s32 crtc_height = unit->crtc.mode.vdisplay; | |
2363 | const struct drm_clip_rect *clips_ptr = clips; | |
2364 | const struct drm_vmw_rect *vclips_ptr = vclips; | |
2365 | ||
2366 | dirty->unit = unit; | |
2367 | if (dirty->fifo_reserve_size > 0) { | |
2368 | dirty->cmd = vmw_fifo_reserve(dev_priv, | |
2369 | dirty->fifo_reserve_size); | |
2370 | if (!dirty->cmd) { | |
2371 | DRM_ERROR("Couldn't reserve fifo space " | |
2372 | "for dirty blits.\n"); | |
f3b8c0ca | 2373 | return -ENOMEM; |
1a4b172a TH |
2374 | } |
2375 | memset(dirty->cmd, 0, dirty->fifo_reserve_size); | |
2376 | } | |
2377 | dirty->num_hits = 0; | |
2378 | for (i = 0; i < num_clips; i++, clips_ptr += increment, | |
2379 | vclips_ptr += increment) { | |
2380 | s32 clip_left; | |
2381 | s32 clip_top; | |
2382 | ||
2383 | /* | |
2384 | * Select clip array type. Note that integer type | |
2385 | * in @clips is unsigned short, whereas in @vclips | |
2386 | * it's 32-bit. | |
2387 | */ | |
2388 | if (clips) { | |
2389 | dirty->fb_x = (s32) clips_ptr->x1; | |
2390 | dirty->fb_y = (s32) clips_ptr->y1; | |
2391 | dirty->unit_x2 = (s32) clips_ptr->x2 + dest_x - | |
2392 | crtc_x; | |
2393 | dirty->unit_y2 = (s32) clips_ptr->y2 + dest_y - | |
2394 | crtc_y; | |
2395 | } else { | |
2396 | dirty->fb_x = vclips_ptr->x; | |
2397 | dirty->fb_y = vclips_ptr->y; | |
2398 | dirty->unit_x2 = dirty->fb_x + vclips_ptr->w + | |
2399 | dest_x - crtc_x; | |
2400 | dirty->unit_y2 = dirty->fb_y + vclips_ptr->h + | |
2401 | dest_y - crtc_y; | |
2402 | } | |
2403 | ||
2404 | dirty->unit_x1 = dirty->fb_x + dest_x - crtc_x; | |
2405 | dirty->unit_y1 = dirty->fb_y + dest_y - crtc_y; | |
2406 | ||
2407 | /* Skip this clip if it's outside the crtc region */ | |
2408 | if (dirty->unit_x1 >= crtc_width || | |
2409 | dirty->unit_y1 >= crtc_height || | |
2410 | dirty->unit_x2 <= 0 || dirty->unit_y2 <= 0) | |
2411 | continue; | |
2412 | ||
2413 | /* Clip right and bottom to crtc limits */ | |
2414 | dirty->unit_x2 = min_t(s32, dirty->unit_x2, | |
2415 | crtc_width); | |
2416 | dirty->unit_y2 = min_t(s32, dirty->unit_y2, | |
2417 | crtc_height); | |
2418 | ||
2419 | /* Clip left and top to crtc limits */ | |
2420 | clip_left = min_t(s32, dirty->unit_x1, 0); | |
2421 | clip_top = min_t(s32, dirty->unit_y1, 0); | |
2422 | dirty->unit_x1 -= clip_left; | |
2423 | dirty->unit_y1 -= clip_top; | |
2424 | dirty->fb_x -= clip_left; | |
2425 | dirty->fb_y -= clip_top; | |
2426 | ||
2427 | dirty->clip(dirty); | |
2428 | } | |
2429 | ||
2430 | dirty->fifo_commit(dirty); | |
2431 | } | |
2432 | ||
2433 | return 0; | |
2434 | } | |
2435 | ||
2436 | /** | |
2437 | * vmw_kms_helper_buffer_prepare - Reserve and validate a buffer object before | |
2438 | * command submission. | |
2439 | * | |
2440 | * @dev_priv. Pointer to a device private structure. | |
2441 | * @buf: The buffer object | |
2442 | * @interruptible: Whether to perform waits as interruptible. | |
2443 | * @validate_as_mob: Whether the buffer should be validated as a MOB. If false, | |
2444 | * The buffer will be validated as a GMR. Already pinned buffers will not be | |
2445 | * validated. | |
2446 | * | |
2447 | * Returns 0 on success, negative error code on failure, -ERESTARTSYS if | |
2448 | * interrupted by a signal. | |
2449 | */ | |
2450 | int vmw_kms_helper_buffer_prepare(struct vmw_private *dev_priv, | |
2451 | struct vmw_dma_buffer *buf, | |
2452 | bool interruptible, | |
2453 | bool validate_as_mob) | |
2454 | { | |
2455 | struct ttm_buffer_object *bo = &buf->base; | |
2456 | int ret; | |
2457 | ||
dfd5e50e | 2458 | ttm_bo_reserve(bo, false, false, NULL); |
1a4b172a TH |
2459 | ret = vmw_validate_single_buffer(dev_priv, bo, interruptible, |
2460 | validate_as_mob); | |
2461 | if (ret) | |
2462 | ttm_bo_unreserve(bo); | |
2463 | ||
2464 | return ret; | |
2465 | } | |
2466 | ||
2467 | /** | |
2468 | * vmw_kms_helper_buffer_revert - Undo the actions of | |
2469 | * vmw_kms_helper_buffer_prepare. | |
2470 | * | |
2471 | * @res: Pointer to the buffer object. | |
2472 | * | |
2473 | * Helper to be used if an error forces the caller to undo the actions of | |
2474 | * vmw_kms_helper_buffer_prepare. | |
2475 | */ | |
2476 | void vmw_kms_helper_buffer_revert(struct vmw_dma_buffer *buf) | |
2477 | { | |
2478 | if (buf) | |
2479 | ttm_bo_unreserve(&buf->base); | |
2480 | } | |
2481 | ||
2482 | /** | |
2483 | * vmw_kms_helper_buffer_finish - Unreserve and fence a buffer object after | |
2484 | * kms command submission. | |
2485 | * | |
2486 | * @dev_priv: Pointer to a device private structure. | |
2487 | * @file_priv: Pointer to a struct drm_file representing the caller's | |
2488 | * connection. Must be set to NULL if @user_fence_rep is NULL, and conversely | |
2489 | * if non-NULL, @user_fence_rep must be non-NULL. | |
2490 | * @buf: The buffer object. | |
2491 | * @out_fence: Optional pointer to a fence pointer. If non-NULL, a | |
2492 | * ref-counted fence pointer is returned here. | |
2493 | * @user_fence_rep: Optional pointer to a user-space provided struct | |
2494 | * drm_vmw_fence_rep. If provided, @file_priv must also be provided and the | |
2495 | * function copies fence data to user-space in a fail-safe manner. | |
2496 | */ | |
2497 | void vmw_kms_helper_buffer_finish(struct vmw_private *dev_priv, | |
2498 | struct drm_file *file_priv, | |
2499 | struct vmw_dma_buffer *buf, | |
2500 | struct vmw_fence_obj **out_fence, | |
2501 | struct drm_vmw_fence_rep __user * | |
2502 | user_fence_rep) | |
2503 | { | |
2504 | struct vmw_fence_obj *fence; | |
2505 | uint32_t handle; | |
2506 | int ret; | |
2507 | ||
2508 | ret = vmw_execbuf_fence_commands(file_priv, dev_priv, &fence, | |
2509 | file_priv ? &handle : NULL); | |
2510 | if (buf) | |
2511 | vmw_fence_single_bo(&buf->base, fence); | |
2512 | if (file_priv) | |
2513 | vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), | |
2514 | ret, user_fence_rep, fence, | |
c906965d | 2515 | handle, -1, NULL); |
1a4b172a TH |
2516 | if (out_fence) |
2517 | *out_fence = fence; | |
2518 | else | |
2519 | vmw_fence_obj_unreference(&fence); | |
2520 | ||
2521 | vmw_kms_helper_buffer_revert(buf); | |
2522 | } | |
2523 | ||
2524 | ||
2525 | /** | |
2526 | * vmw_kms_helper_resource_revert - Undo the actions of | |
2527 | * vmw_kms_helper_resource_prepare. | |
2528 | * | |
2529 | * @res: Pointer to the resource. Typically a surface. | |
2530 | * | |
2531 | * Helper to be used if an error forces the caller to undo the actions of | |
2532 | * vmw_kms_helper_resource_prepare. | |
2533 | */ | |
2534 | void vmw_kms_helper_resource_revert(struct vmw_resource *res) | |
2535 | { | |
2536 | vmw_kms_helper_buffer_revert(res->backup); | |
d80efd5c | 2537 | vmw_resource_unreserve(res, false, NULL, 0); |
1a4b172a TH |
2538 | mutex_unlock(&res->dev_priv->cmdbuf_mutex); |
2539 | } | |
2540 | ||
2541 | /** | |
2542 | * vmw_kms_helper_resource_prepare - Reserve and validate a resource before | |
2543 | * command submission. | |
2544 | * | |
2545 | * @res: Pointer to the resource. Typically a surface. | |
2546 | * @interruptible: Whether to perform waits as interruptible. | |
2547 | * | |
2548 | * Reserves and validates also the backup buffer if a guest-backed resource. | |
2549 | * Returns 0 on success, negative error code on failure. -ERESTARTSYS if | |
2550 | * interrupted by a signal. | |
2551 | */ | |
2552 | int vmw_kms_helper_resource_prepare(struct vmw_resource *res, | |
2553 | bool interruptible) | |
2554 | { | |
2555 | int ret = 0; | |
2556 | ||
2557 | if (interruptible) | |
2558 | ret = mutex_lock_interruptible(&res->dev_priv->cmdbuf_mutex); | |
2559 | else | |
2560 | mutex_lock(&res->dev_priv->cmdbuf_mutex); | |
2561 | ||
2562 | if (unlikely(ret != 0)) | |
2563 | return -ERESTARTSYS; | |
2564 | ||
2565 | ret = vmw_resource_reserve(res, interruptible, false); | |
2566 | if (ret) | |
2567 | goto out_unlock; | |
2568 | ||
2569 | if (res->backup) { | |
2570 | ret = vmw_kms_helper_buffer_prepare(res->dev_priv, res->backup, | |
2571 | interruptible, | |
2572 | res->dev_priv->has_mob); | |
2573 | if (ret) | |
2574 | goto out_unreserve; | |
2575 | } | |
2576 | ret = vmw_resource_validate(res); | |
2577 | if (ret) | |
2578 | goto out_revert; | |
2579 | return 0; | |
2580 | ||
2581 | out_revert: | |
2582 | vmw_kms_helper_buffer_revert(res->backup); | |
2583 | out_unreserve: | |
d80efd5c | 2584 | vmw_resource_unreserve(res, false, NULL, 0); |
1a4b172a TH |
2585 | out_unlock: |
2586 | mutex_unlock(&res->dev_priv->cmdbuf_mutex); | |
2587 | return ret; | |
2588 | } | |
2589 | ||
2590 | /** | |
2591 | * vmw_kms_helper_resource_finish - Unreserve and fence a resource after | |
2592 | * kms command submission. | |
2593 | * | |
2594 | * @res: Pointer to the resource. Typically a surface. | |
2595 | * @out_fence: Optional pointer to a fence pointer. If non-NULL, a | |
2596 | * ref-counted fence pointer is returned here. | |
2597 | */ | |
2598 | void vmw_kms_helper_resource_finish(struct vmw_resource *res, | |
2599 | struct vmw_fence_obj **out_fence) | |
2600 | { | |
2601 | if (res->backup || out_fence) | |
2602 | vmw_kms_helper_buffer_finish(res->dev_priv, NULL, res->backup, | |
2603 | out_fence, NULL); | |
2604 | ||
d80efd5c | 2605 | vmw_resource_unreserve(res, false, NULL, 0); |
1a4b172a TH |
2606 | mutex_unlock(&res->dev_priv->cmdbuf_mutex); |
2607 | } | |
6bf6bf03 TH |
2608 | |
2609 | /** | |
2610 | * vmw_kms_update_proxy - Helper function to update a proxy surface from | |
2611 | * its backing MOB. | |
2612 | * | |
2613 | * @res: Pointer to the surface resource | |
2614 | * @clips: Clip rects in framebuffer (surface) space. | |
2615 | * @num_clips: Number of clips in @clips. | |
2616 | * @increment: Integer with which to increment the clip counter when looping. | |
2617 | * Used to skip a predetermined number of clip rects. | |
2618 | * | |
2619 | * This function makes sure the proxy surface is updated from its backing MOB | |
2620 | * using the region given by @clips. The surface resource @res and its backing | |
2621 | * MOB needs to be reserved and validated on call. | |
2622 | */ | |
2623 | int vmw_kms_update_proxy(struct vmw_resource *res, | |
2624 | const struct drm_clip_rect *clips, | |
2625 | unsigned num_clips, | |
2626 | int increment) | |
2627 | { | |
2628 | struct vmw_private *dev_priv = res->dev_priv; | |
2629 | struct drm_vmw_size *size = &vmw_res_to_srf(res)->base_size; | |
2630 | struct { | |
2631 | SVGA3dCmdHeader header; | |
2632 | SVGA3dCmdUpdateGBImage body; | |
2633 | } *cmd; | |
2634 | SVGA3dBox *box; | |
2635 | size_t copy_size = 0; | |
2636 | int i; | |
2637 | ||
2638 | if (!clips) | |
2639 | return 0; | |
2640 | ||
2641 | cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd) * num_clips); | |
2642 | if (!cmd) { | |
2643 | DRM_ERROR("Couldn't reserve fifo space for proxy surface " | |
2644 | "update.\n"); | |
2645 | return -ENOMEM; | |
2646 | } | |
2647 | ||
2648 | for (i = 0; i < num_clips; ++i, clips += increment, ++cmd) { | |
2649 | box = &cmd->body.box; | |
2650 | ||
2651 | cmd->header.id = SVGA_3D_CMD_UPDATE_GB_IMAGE; | |
2652 | cmd->header.size = sizeof(cmd->body); | |
2653 | cmd->body.image.sid = res->id; | |
2654 | cmd->body.image.face = 0; | |
2655 | cmd->body.image.mipmap = 0; | |
2656 | ||
2657 | if (clips->x1 > size->width || clips->x2 > size->width || | |
2658 | clips->y1 > size->height || clips->y2 > size->height) { | |
2659 | DRM_ERROR("Invalid clips outsize of framebuffer.\n"); | |
2660 | return -EINVAL; | |
2661 | } | |
2662 | ||
2663 | box->x = clips->x1; | |
2664 | box->y = clips->y1; | |
2665 | box->z = 0; | |
2666 | box->w = clips->x2 - clips->x1; | |
2667 | box->h = clips->y2 - clips->y1; | |
2668 | box->d = 1; | |
2669 | ||
2670 | copy_size += sizeof(*cmd); | |
2671 | } | |
2672 | ||
2673 | vmw_fifo_commit(dev_priv, copy_size); | |
2674 | ||
2675 | return 0; | |
2676 | } | |
a278724a TH |
2677 | |
2678 | int vmw_kms_fbdev_init_data(struct vmw_private *dev_priv, | |
2679 | unsigned unit, | |
2680 | u32 max_width, | |
2681 | u32 max_height, | |
2682 | struct drm_connector **p_con, | |
2683 | struct drm_crtc **p_crtc, | |
2684 | struct drm_display_mode **p_mode) | |
2685 | { | |
2686 | struct drm_connector *con; | |
2687 | struct vmw_display_unit *du; | |
2688 | struct drm_display_mode *mode; | |
2689 | int i = 0; | |
2690 | ||
2691 | list_for_each_entry(con, &dev_priv->dev->mode_config.connector_list, | |
2692 | head) { | |
2693 | if (i == unit) | |
2694 | break; | |
2695 | ||
2696 | ++i; | |
2697 | } | |
2698 | ||
2699 | if (i != unit) { | |
2700 | DRM_ERROR("Could not find initial display unit.\n"); | |
2701 | return -EINVAL; | |
2702 | } | |
2703 | ||
2704 | if (list_empty(&con->modes)) | |
2705 | (void) vmw_du_connector_fill_modes(con, max_width, max_height); | |
2706 | ||
2707 | if (list_empty(&con->modes)) { | |
2708 | DRM_ERROR("Could not find initial display mode.\n"); | |
2709 | return -EINVAL; | |
2710 | } | |
2711 | ||
2712 | du = vmw_connector_to_du(con); | |
2713 | *p_con = con; | |
2714 | *p_crtc = &du->crtc; | |
2715 | ||
2716 | list_for_each_entry(mode, &con->modes, head) { | |
2717 | if (mode->type & DRM_MODE_TYPE_PREFERRED) | |
2718 | break; | |
2719 | } | |
2720 | ||
2721 | if (mode->type & DRM_MODE_TYPE_PREFERRED) | |
2722 | *p_mode = mode; | |
2723 | else { | |
2724 | WARN_ONCE(true, "Could not find initial preferred mode.\n"); | |
2725 | *p_mode = list_first_entry(&con->modes, | |
2726 | struct drm_display_mode, | |
2727 | head); | |
2728 | } | |
2729 | ||
2730 | return 0; | |
2731 | } | |
75c06855 TH |
2732 | |
2733 | /** | |
2734 | * vmw_kms_del_active - unregister a crtc binding to the implicit framebuffer | |
2735 | * | |
2736 | * @dev_priv: Pointer to a device private struct. | |
2737 | * @du: The display unit of the crtc. | |
2738 | */ | |
2739 | void vmw_kms_del_active(struct vmw_private *dev_priv, | |
2740 | struct vmw_display_unit *du) | |
2741 | { | |
93cd1681 | 2742 | mutex_lock(&dev_priv->global_kms_state_mutex); |
75c06855 TH |
2743 | if (du->active_implicit) { |
2744 | if (--(dev_priv->num_implicit) == 0) | |
2745 | dev_priv->implicit_fb = NULL; | |
2746 | du->active_implicit = false; | |
2747 | } | |
93cd1681 | 2748 | mutex_unlock(&dev_priv->global_kms_state_mutex); |
75c06855 TH |
2749 | } |
2750 | ||
2751 | /** | |
2752 | * vmw_kms_add_active - register a crtc binding to an implicit framebuffer | |
2753 | * | |
2754 | * @vmw_priv: Pointer to a device private struct. | |
2755 | * @du: The display unit of the crtc. | |
2756 | * @vfb: The implicit framebuffer | |
2757 | * | |
2758 | * Registers a binding to an implicit framebuffer. | |
2759 | */ | |
2760 | void vmw_kms_add_active(struct vmw_private *dev_priv, | |
2761 | struct vmw_display_unit *du, | |
2762 | struct vmw_framebuffer *vfb) | |
2763 | { | |
93cd1681 | 2764 | mutex_lock(&dev_priv->global_kms_state_mutex); |
75c06855 TH |
2765 | WARN_ON_ONCE(!dev_priv->num_implicit && dev_priv->implicit_fb); |
2766 | ||
2767 | if (!du->active_implicit && du->is_implicit) { | |
2768 | dev_priv->implicit_fb = vfb; | |
2769 | du->active_implicit = true; | |
2770 | dev_priv->num_implicit++; | |
2771 | } | |
93cd1681 | 2772 | mutex_unlock(&dev_priv->global_kms_state_mutex); |
75c06855 TH |
2773 | } |
2774 | ||
2775 | /** | |
2776 | * vmw_kms_screen_object_flippable - Check whether we can page-flip a crtc. | |
2777 | * | |
2778 | * @dev_priv: Pointer to device-private struct. | |
2779 | * @crtc: The crtc we want to flip. | |
2780 | * | |
2781 | * Returns true or false depending whether it's OK to flip this crtc | |
2782 | * based on the criterion that we must not have more than one implicit | |
2783 | * frame-buffer at any one time. | |
2784 | */ | |
2785 | bool vmw_kms_crtc_flippable(struct vmw_private *dev_priv, | |
2786 | struct drm_crtc *crtc) | |
2787 | { | |
2788 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
93cd1681 | 2789 | bool ret; |
75c06855 | 2790 | |
93cd1681 TH |
2791 | mutex_lock(&dev_priv->global_kms_state_mutex); |
2792 | ret = !du->is_implicit || dev_priv->num_implicit == 1; | |
2793 | mutex_unlock(&dev_priv->global_kms_state_mutex); | |
75c06855 | 2794 | |
93cd1681 | 2795 | return ret; |
75c06855 TH |
2796 | } |
2797 | ||
2798 | /** | |
2799 | * vmw_kms_update_implicit_fb - Update the implicit fb. | |
2800 | * | |
2801 | * @dev_priv: Pointer to device-private struct. | |
2802 | * @crtc: The crtc the new implicit frame-buffer is bound to. | |
2803 | */ | |
2804 | void vmw_kms_update_implicit_fb(struct vmw_private *dev_priv, | |
2805 | struct drm_crtc *crtc) | |
2806 | { | |
2807 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
2808 | struct vmw_framebuffer *vfb; | |
2809 | ||
93cd1681 | 2810 | mutex_lock(&dev_priv->global_kms_state_mutex); |
75c06855 TH |
2811 | |
2812 | if (!du->is_implicit) | |
93cd1681 | 2813 | goto out_unlock; |
75c06855 TH |
2814 | |
2815 | vfb = vmw_framebuffer_to_vfb(crtc->primary->fb); | |
2816 | WARN_ON_ONCE(dev_priv->num_implicit != 1 && | |
2817 | dev_priv->implicit_fb != vfb); | |
2818 | ||
2819 | dev_priv->implicit_fb = vfb; | |
93cd1681 TH |
2820 | out_unlock: |
2821 | mutex_unlock(&dev_priv->global_kms_state_mutex); | |
75c06855 | 2822 | } |
76404ac0 TH |
2823 | |
2824 | /** | |
2825 | * vmw_kms_create_implicit_placement_proparty - Set up the implicit placement | |
2826 | * property. | |
2827 | * | |
2828 | * @dev_priv: Pointer to a device private struct. | |
2829 | * @immutable: Whether the property is immutable. | |
2830 | * | |
2831 | * Sets up the implicit placement property unless it's already set up. | |
2832 | */ | |
2833 | void | |
2834 | vmw_kms_create_implicit_placement_property(struct vmw_private *dev_priv, | |
2835 | bool immutable) | |
2836 | { | |
2837 | if (dev_priv->implicit_placement_property) | |
2838 | return; | |
2839 | ||
2840 | dev_priv->implicit_placement_property = | |
2841 | drm_property_create_range(dev_priv->dev, | |
2842 | immutable ? | |
2843 | DRM_MODE_PROP_IMMUTABLE : 0, | |
2844 | "implicit_placement", 0, 1); | |
2845 | ||
2846 | } | |
904bb5e5 SY |
2847 | |
2848 | ||
2849 | /** | |
2850 | * vmw_kms_set_config - Wrapper around drm_atomic_helper_set_config | |
2851 | * | |
2852 | * @set: The configuration to set. | |
2853 | * | |
2854 | * The vmwgfx Xorg driver doesn't assign the mode::type member, which | |
2855 | * when drm_mode_set_crtcinfo is called as part of the configuration setting | |
2856 | * causes it to return incorrect crtc dimensions causing severe problems in | |
2857 | * the vmwgfx modesetting. So explicitly clear that member before calling | |
2858 | * into drm_atomic_helper_set_config. | |
2859 | */ | |
320d8c3d DA |
2860 | int vmw_kms_set_config(struct drm_mode_set *set, |
2861 | struct drm_modeset_acquire_ctx *ctx) | |
904bb5e5 SY |
2862 | { |
2863 | if (set && set->mode) | |
2864 | set->mode->type = 0; | |
2865 | ||
320d8c3d | 2866 | return drm_atomic_helper_set_config(set, ctx); |
904bb5e5 | 2867 | } |