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dff96888 | 1 | // SPDX-License-Identifier: GPL-2.0 OR MIT |
fb1d9738 JB |
2 | /************************************************************************** |
3 | * | |
dff96888 | 4 | * Copyright 2009-2015 VMware, Inc., Palo Alto, CA., USA |
fb1d9738 JB |
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 | ||
9c2542a4 SY |
28 | #include <drm/drm_atomic.h> |
29 | #include <drm/drm_atomic_helper.h> | |
e41774c0 | 30 | #include <drm/drm_damage_helper.h> |
d5c1f011 SR |
31 | #include <drm/drm_fourcc.h> |
32 | #include <drm/drm_plane_helper.h> | |
33 | #include <drm/drm_rect.h> | |
34 | #include <drm/drm_sysfs.h> | |
35 | #include <drm/drm_vblank.h> | |
36 | ||
37 | #include "vmwgfx_kms.h" | |
fb1d9738 JB |
38 | |
39 | /* Might need a hrtimer here? */ | |
40 | #define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1) | |
41 | ||
c8261a96 | 42 | void vmw_du_cleanup(struct vmw_display_unit *du) |
fb1d9738 | 43 | { |
36cc79bc SY |
44 | drm_plane_cleanup(&du->primary); |
45 | drm_plane_cleanup(&du->cursor); | |
46 | ||
34ea3d38 | 47 | drm_connector_unregister(&du->connector); |
fb1d9738 JB |
48 | drm_crtc_cleanup(&du->crtc); |
49 | drm_encoder_cleanup(&du->encoder); | |
50 | drm_connector_cleanup(&du->connector); | |
51 | } | |
52 | ||
53 | /* | |
54 | * Display Unit Cursor functions | |
55 | */ | |
56 | ||
36cc79bc SY |
57 | static int vmw_cursor_update_image(struct vmw_private *dev_priv, |
58 | u32 *image, u32 width, u32 height, | |
59 | u32 hotspotX, u32 hotspotY) | |
fb1d9738 JB |
60 | { |
61 | struct { | |
62 | u32 cmd; | |
63 | SVGAFifoCmdDefineAlphaCursor cursor; | |
64 | } *cmd; | |
65 | u32 image_size = width * height * 4; | |
66 | u32 cmd_size = sizeof(*cmd) + image_size; | |
67 | ||
68 | if (!image) | |
69 | return -EINVAL; | |
70 | ||
11c45419 DR |
71 | cmd = VMW_FIFO_RESERVE(dev_priv, cmd_size); |
72 | if (unlikely(cmd == NULL)) | |
fb1d9738 | 73 | return -ENOMEM; |
fb1d9738 JB |
74 | |
75 | memset(cmd, 0, sizeof(*cmd)); | |
76 | ||
77 | memcpy(&cmd[1], image, image_size); | |
78 | ||
b9eb1a61 TH |
79 | cmd->cmd = SVGA_CMD_DEFINE_ALPHA_CURSOR; |
80 | cmd->cursor.id = 0; | |
81 | cmd->cursor.width = width; | |
82 | cmd->cursor.height = height; | |
83 | cmd->cursor.hotspotX = hotspotX; | |
84 | cmd->cursor.hotspotY = hotspotY; | |
fb1d9738 | 85 | |
4e0858a6 | 86 | vmw_fifo_commit_flush(dev_priv, cmd_size); |
fb1d9738 JB |
87 | |
88 | return 0; | |
89 | } | |
90 | ||
f1d34bfd TH |
91 | static int vmw_cursor_update_bo(struct vmw_private *dev_priv, |
92 | struct vmw_buffer_object *bo, | |
93 | u32 width, u32 height, | |
94 | u32 hotspotX, u32 hotspotY) | |
6a91d97e JB |
95 | { |
96 | struct ttm_bo_kmap_obj map; | |
97 | unsigned long kmap_offset; | |
98 | unsigned long kmap_num; | |
99 | void *virtual; | |
100 | bool dummy; | |
101 | int ret; | |
102 | ||
103 | kmap_offset = 0; | |
104 | kmap_num = (width*height*4 + PAGE_SIZE - 1) >> PAGE_SHIFT; | |
105 | ||
f1d34bfd | 106 | ret = ttm_bo_reserve(&bo->base, true, false, NULL); |
6a91d97e JB |
107 | if (unlikely(ret != 0)) { |
108 | DRM_ERROR("reserve failed\n"); | |
109 | return -EINVAL; | |
110 | } | |
111 | ||
f1d34bfd | 112 | ret = ttm_bo_kmap(&bo->base, kmap_offset, kmap_num, &map); |
6a91d97e JB |
113 | if (unlikely(ret != 0)) |
114 | goto err_unreserve; | |
115 | ||
116 | virtual = ttm_kmap_obj_virtual(&map, &dummy); | |
117 | ret = vmw_cursor_update_image(dev_priv, virtual, width, height, | |
118 | hotspotX, hotspotY); | |
119 | ||
120 | ttm_bo_kunmap(&map); | |
121 | err_unreserve: | |
f1d34bfd | 122 | ttm_bo_unreserve(&bo->base); |
6a91d97e JB |
123 | |
124 | return ret; | |
125 | } | |
126 | ||
127 | ||
36cc79bc SY |
128 | static void vmw_cursor_update_position(struct vmw_private *dev_priv, |
129 | bool show, int x, int y) | |
fb1d9738 | 130 | { |
b76ff5ea | 131 | u32 *fifo_mem = dev_priv->mmio_virt; |
fb1d9738 JB |
132 | uint32_t count; |
133 | ||
36cc79bc | 134 | spin_lock(&dev_priv->cursor_lock); |
b76ff5ea TH |
135 | vmw_mmio_write(show ? 1 : 0, fifo_mem + SVGA_FIFO_CURSOR_ON); |
136 | vmw_mmio_write(x, fifo_mem + SVGA_FIFO_CURSOR_X); | |
137 | vmw_mmio_write(y, fifo_mem + SVGA_FIFO_CURSOR_Y); | |
138 | count = vmw_mmio_read(fifo_mem + SVGA_FIFO_CURSOR_COUNT); | |
139 | vmw_mmio_write(++count, fifo_mem + SVGA_FIFO_CURSOR_COUNT); | |
36cc79bc | 140 | spin_unlock(&dev_priv->cursor_lock); |
fb1d9738 JB |
141 | } |
142 | ||
8fbf9d92 | 143 | |
fb1d9738 JB |
144 | void vmw_kms_cursor_snoop(struct vmw_surface *srf, |
145 | struct ttm_object_file *tfile, | |
146 | struct ttm_buffer_object *bo, | |
147 | SVGA3dCmdHeader *header) | |
148 | { | |
149 | struct ttm_bo_kmap_obj map; | |
150 | unsigned long kmap_offset; | |
151 | unsigned long kmap_num; | |
152 | SVGA3dCopyBox *box; | |
153 | unsigned box_count; | |
154 | void *virtual; | |
155 | bool dummy; | |
156 | struct vmw_dma_cmd { | |
157 | SVGA3dCmdHeader header; | |
158 | SVGA3dCmdSurfaceDMA dma; | |
159 | } *cmd; | |
2ac86371 | 160 | int i, ret; |
fb1d9738 JB |
161 | |
162 | cmd = container_of(header, struct vmw_dma_cmd, header); | |
163 | ||
164 | /* No snooper installed */ | |
165 | if (!srf->snooper.image) | |
166 | return; | |
167 | ||
168 | if (cmd->dma.host.face != 0 || cmd->dma.host.mipmap != 0) { | |
169 | DRM_ERROR("face and mipmap for cursors should never != 0\n"); | |
170 | return; | |
171 | } | |
172 | ||
173 | if (cmd->header.size < 64) { | |
174 | DRM_ERROR("at least one full copy box must be given\n"); | |
175 | return; | |
176 | } | |
177 | ||
178 | box = (SVGA3dCopyBox *)&cmd[1]; | |
179 | box_count = (cmd->header.size - sizeof(SVGA3dCmdSurfaceDMA)) / | |
180 | sizeof(SVGA3dCopyBox); | |
181 | ||
2ac86371 | 182 | if (cmd->dma.guest.ptr.offset % PAGE_SIZE || |
fb1d9738 JB |
183 | box->x != 0 || box->y != 0 || box->z != 0 || |
184 | box->srcx != 0 || box->srcy != 0 || box->srcz != 0 || | |
2ac86371 | 185 | box->d != 1 || box_count != 1) { |
fb1d9738 | 186 | /* TODO handle none page aligned offsets */ |
2ac86371 JB |
187 | /* TODO handle more dst & src != 0 */ |
188 | /* TODO handle more then one copy */ | |
e97644eb | 189 | DRM_ERROR("Can't snoop dma request for cursor!\n"); |
2ac86371 JB |
190 | DRM_ERROR("(%u, %u, %u) (%u, %u, %u) (%ux%ux%u) %u %u\n", |
191 | box->srcx, box->srcy, box->srcz, | |
192 | box->x, box->y, box->z, | |
193 | box->w, box->h, box->d, box_count, | |
194 | cmd->dma.guest.ptr.offset); | |
fb1d9738 JB |
195 | return; |
196 | } | |
197 | ||
198 | kmap_offset = cmd->dma.guest.ptr.offset >> PAGE_SHIFT; | |
199 | kmap_num = (64*64*4) >> PAGE_SHIFT; | |
200 | ||
dfd5e50e | 201 | ret = ttm_bo_reserve(bo, true, false, NULL); |
fb1d9738 JB |
202 | if (unlikely(ret != 0)) { |
203 | DRM_ERROR("reserve failed\n"); | |
204 | return; | |
205 | } | |
206 | ||
207 | ret = ttm_bo_kmap(bo, kmap_offset, kmap_num, &map); | |
208 | if (unlikely(ret != 0)) | |
209 | goto err_unreserve; | |
210 | ||
211 | virtual = ttm_kmap_obj_virtual(&map, &dummy); | |
212 | ||
2ac86371 JB |
213 | if (box->w == 64 && cmd->dma.guest.pitch == 64*4) { |
214 | memcpy(srf->snooper.image, virtual, 64*64*4); | |
215 | } else { | |
216 | /* Image is unsigned pointer. */ | |
217 | for (i = 0; i < box->h; i++) | |
218 | memcpy(srf->snooper.image + i * 64, | |
219 | virtual + i * cmd->dma.guest.pitch, | |
220 | box->w * 4); | |
221 | } | |
222 | ||
fb1d9738 JB |
223 | srf->snooper.age++; |
224 | ||
fb1d9738 JB |
225 | ttm_bo_kunmap(&map); |
226 | err_unreserve: | |
227 | ttm_bo_unreserve(bo); | |
228 | } | |
229 | ||
8fbf9d92 TH |
230 | /** |
231 | * vmw_kms_legacy_hotspot_clear - Clear legacy hotspots | |
232 | * | |
233 | * @dev_priv: Pointer to the device private struct. | |
234 | * | |
235 | * Clears all legacy hotspots. | |
236 | */ | |
237 | void vmw_kms_legacy_hotspot_clear(struct vmw_private *dev_priv) | |
238 | { | |
239 | struct drm_device *dev = dev_priv->dev; | |
240 | struct vmw_display_unit *du; | |
241 | struct drm_crtc *crtc; | |
242 | ||
243 | drm_modeset_lock_all(dev); | |
244 | drm_for_each_crtc(crtc, dev) { | |
245 | du = vmw_crtc_to_du(crtc); | |
246 | ||
247 | du->hotspot_x = 0; | |
248 | du->hotspot_y = 0; | |
249 | } | |
250 | drm_modeset_unlock_all(dev); | |
251 | } | |
252 | ||
fb1d9738 JB |
253 | void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv) |
254 | { | |
255 | struct drm_device *dev = dev_priv->dev; | |
256 | struct vmw_display_unit *du; | |
257 | struct drm_crtc *crtc; | |
258 | ||
259 | mutex_lock(&dev->mode_config.mutex); | |
260 | ||
261 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
262 | du = vmw_crtc_to_du(crtc); | |
263 | if (!du->cursor_surface || | |
264 | du->cursor_age == du->cursor_surface->snooper.age) | |
265 | continue; | |
266 | ||
267 | du->cursor_age = du->cursor_surface->snooper.age; | |
268 | vmw_cursor_update_image(dev_priv, | |
269 | du->cursor_surface->snooper.image, | |
8fbf9d92 TH |
270 | 64, 64, |
271 | du->hotspot_x + du->core_hotspot_x, | |
272 | du->hotspot_y + du->core_hotspot_y); | |
fb1d9738 JB |
273 | } |
274 | ||
275 | mutex_unlock(&dev->mode_config.mutex); | |
276 | } | |
277 | ||
36cc79bc | 278 | |
36cc79bc SY |
279 | void vmw_du_cursor_plane_destroy(struct drm_plane *plane) |
280 | { | |
281 | vmw_cursor_update_position(plane->dev->dev_private, false, 0, 0); | |
282 | ||
283 | drm_plane_cleanup(plane); | |
284 | } | |
285 | ||
286 | ||
287 | void vmw_du_primary_plane_destroy(struct drm_plane *plane) | |
288 | { | |
289 | drm_plane_cleanup(plane); | |
290 | ||
291 | /* Planes are static in our case so we don't free it */ | |
292 | } | |
293 | ||
294 | ||
060e2ad5 SY |
295 | /** |
296 | * vmw_du_vps_unpin_surf - unpins resource associated with a framebuffer surface | |
297 | * | |
298 | * @vps: plane state associated with the display surface | |
299 | * @unreference: true if we also want to unreference the display. | |
300 | */ | |
301 | void vmw_du_plane_unpin_surf(struct vmw_plane_state *vps, | |
302 | bool unreference) | |
303 | { | |
304 | if (vps->surf) { | |
305 | if (vps->pinned) { | |
306 | vmw_resource_unpin(&vps->surf->res); | |
307 | vps->pinned--; | |
308 | } | |
309 | ||
310 | if (unreference) { | |
311 | if (vps->pinned) | |
312 | DRM_ERROR("Surface still pinned\n"); | |
313 | vmw_surface_unreference(&vps->surf); | |
314 | } | |
315 | } | |
316 | } | |
317 | ||
318 | ||
319 | /** | |
320 | * vmw_du_plane_cleanup_fb - Unpins the cursor | |
321 | * | |
322 | * @plane: display plane | |
323 | * @old_state: Contains the FB to clean up | |
324 | * | |
325 | * Unpins the framebuffer surface | |
326 | * | |
327 | * Returns 0 on success | |
328 | */ | |
329 | void | |
330 | vmw_du_plane_cleanup_fb(struct drm_plane *plane, | |
331 | struct drm_plane_state *old_state) | |
332 | { | |
333 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(old_state); | |
334 | ||
335 | vmw_du_plane_unpin_surf(vps, false); | |
336 | } | |
337 | ||
338 | ||
339 | /** | |
340 | * vmw_du_cursor_plane_prepare_fb - Readies the cursor by referencing it | |
341 | * | |
342 | * @plane: display plane | |
343 | * @new_state: info on the new plane state, including the FB | |
344 | * | |
345 | * Returns 0 on success | |
346 | */ | |
347 | int | |
348 | vmw_du_cursor_plane_prepare_fb(struct drm_plane *plane, | |
349 | struct drm_plane_state *new_state) | |
350 | { | |
351 | struct drm_framebuffer *fb = new_state->fb; | |
352 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(new_state); | |
353 | ||
354 | ||
355 | if (vps->surf) | |
356 | vmw_surface_unreference(&vps->surf); | |
357 | ||
f1d34bfd TH |
358 | if (vps->bo) |
359 | vmw_bo_unreference(&vps->bo); | |
060e2ad5 SY |
360 | |
361 | if (fb) { | |
f1d34bfd TH |
362 | if (vmw_framebuffer_to_vfb(fb)->bo) { |
363 | vps->bo = vmw_framebuffer_to_vfbd(fb)->buffer; | |
364 | vmw_bo_reference(vps->bo); | |
060e2ad5 SY |
365 | } else { |
366 | vps->surf = vmw_framebuffer_to_vfbs(fb)->surface; | |
367 | vmw_surface_reference(vps->surf); | |
368 | } | |
369 | } | |
370 | ||
371 | return 0; | |
372 | } | |
373 | ||
374 | ||
060e2ad5 SY |
375 | void |
376 | vmw_du_cursor_plane_atomic_update(struct drm_plane *plane, | |
377 | struct drm_plane_state *old_state) | |
378 | { | |
379 | struct drm_crtc *crtc = plane->state->crtc ?: old_state->crtc; | |
380 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
381 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
382 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(plane->state); | |
383 | s32 hotspot_x, hotspot_y; | |
384 | int ret = 0; | |
385 | ||
386 | ||
387 | hotspot_x = du->hotspot_x; | |
388 | hotspot_y = du->hotspot_y; | |
14979adb | 389 | |
2bb01c4c VS |
390 | if (plane->state->fb) { |
391 | hotspot_x += plane->state->fb->hot_x; | |
392 | hotspot_y += plane->state->fb->hot_y; | |
14979adb SY |
393 | } |
394 | ||
060e2ad5 | 395 | du->cursor_surface = vps->surf; |
f1d34bfd | 396 | du->cursor_bo = vps->bo; |
060e2ad5 | 397 | |
060e2ad5 SY |
398 | if (vps->surf) { |
399 | du->cursor_age = du->cursor_surface->snooper.age; | |
400 | ||
401 | ret = vmw_cursor_update_image(dev_priv, | |
402 | vps->surf->snooper.image, | |
25db8754 TH |
403 | 64, 64, hotspot_x, |
404 | hotspot_y); | |
f1d34bfd TH |
405 | } else if (vps->bo) { |
406 | ret = vmw_cursor_update_bo(dev_priv, vps->bo, | |
407 | plane->state->crtc_w, | |
408 | plane->state->crtc_h, | |
409 | hotspot_x, hotspot_y); | |
060e2ad5 SY |
410 | } else { |
411 | vmw_cursor_update_position(dev_priv, false, 0, 0); | |
412 | return; | |
413 | } | |
414 | ||
415 | if (!ret) { | |
416 | du->cursor_x = plane->state->crtc_x + du->set_gui_x; | |
417 | du->cursor_y = plane->state->crtc_y + du->set_gui_y; | |
418 | ||
419 | vmw_cursor_update_position(dev_priv, true, | |
420 | du->cursor_x + hotspot_x, | |
421 | du->cursor_y + hotspot_y); | |
14979adb SY |
422 | |
423 | du->core_hotspot_x = hotspot_x - du->hotspot_x; | |
424 | du->core_hotspot_y = hotspot_y - du->hotspot_y; | |
060e2ad5 SY |
425 | } else { |
426 | DRM_ERROR("Failed to update cursor image\n"); | |
427 | } | |
428 | } | |
429 | ||
430 | ||
431 | /** | |
432 | * vmw_du_primary_plane_atomic_check - check if the new state is okay | |
433 | * | |
434 | * @plane: display plane | |
435 | * @state: info on the new plane state, including the FB | |
436 | * | |
437 | * Check if the new state is settable given the current state. Other | |
438 | * than what the atomic helper checks, we care about crtc fitting | |
439 | * the FB and maintaining one active framebuffer. | |
440 | * | |
441 | * Returns 0 on success | |
442 | */ | |
443 | int vmw_du_primary_plane_atomic_check(struct drm_plane *plane, | |
444 | struct drm_plane_state *state) | |
445 | { | |
58a275aa | 446 | struct drm_crtc_state *crtc_state = NULL; |
060e2ad5 | 447 | struct drm_framebuffer *new_fb = state->fb; |
060e2ad5 SY |
448 | int ret; |
449 | ||
58a275aa VS |
450 | if (state->crtc) |
451 | crtc_state = drm_atomic_get_new_crtc_state(state->state, state->crtc); | |
060e2ad5 | 452 | |
81af63a4 | 453 | ret = drm_atomic_helper_check_plane_state(state, crtc_state, |
a01cb8ba VS |
454 | DRM_PLANE_HELPER_NO_SCALING, |
455 | DRM_PLANE_HELPER_NO_SCALING, | |
456 | false, true); | |
060e2ad5 SY |
457 | |
458 | if (!ret && new_fb) { | |
459 | struct drm_crtc *crtc = state->crtc; | |
460 | struct vmw_connector_state *vcs; | |
461 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
060e2ad5 SY |
462 | |
463 | vcs = vmw_connector_state_to_vcs(du->connector.state); | |
060e2ad5 SY |
464 | } |
465 | ||
466 | ||
467 | return ret; | |
468 | } | |
469 | ||
470 | ||
471 | /** | |
472 | * vmw_du_cursor_plane_atomic_check - check if the new state is okay | |
473 | * | |
474 | * @plane: cursor plane | |
475 | * @state: info on the new plane state | |
476 | * | |
477 | * This is a chance to fail if the new cursor state does not fit | |
478 | * our requirements. | |
479 | * | |
480 | * Returns 0 on success | |
481 | */ | |
482 | int vmw_du_cursor_plane_atomic_check(struct drm_plane *plane, | |
483 | struct drm_plane_state *new_state) | |
484 | { | |
485 | int ret = 0; | |
40e3defd | 486 | struct drm_crtc_state *crtc_state = NULL; |
060e2ad5 SY |
487 | struct vmw_surface *surface = NULL; |
488 | struct drm_framebuffer *fb = new_state->fb; | |
489 | ||
40e3defd TH |
490 | if (new_state->crtc) |
491 | crtc_state = drm_atomic_get_new_crtc_state(new_state->state, | |
492 | new_state->crtc); | |
060e2ad5 | 493 | |
40e3defd TH |
494 | ret = drm_atomic_helper_check_plane_state(new_state, crtc_state, |
495 | DRM_PLANE_HELPER_NO_SCALING, | |
496 | DRM_PLANE_HELPER_NO_SCALING, | |
497 | true, true); | |
498 | if (ret) | |
060e2ad5 SY |
499 | return ret; |
500 | ||
40e3defd TH |
501 | /* Turning off */ |
502 | if (!fb) | |
503 | return 0; | |
25db8754 | 504 | |
060e2ad5 SY |
505 | /* A lot of the code assumes this */ |
506 | if (new_state->crtc_w != 64 || new_state->crtc_h != 64) { | |
507 | DRM_ERROR("Invalid cursor dimensions (%d, %d)\n", | |
508 | new_state->crtc_w, new_state->crtc_h); | |
509 | ret = -EINVAL; | |
510 | } | |
511 | ||
f1d34bfd | 512 | if (!vmw_framebuffer_to_vfb(fb)->bo) |
060e2ad5 SY |
513 | surface = vmw_framebuffer_to_vfbs(fb)->surface; |
514 | ||
515 | if (surface && !surface->snooper.image) { | |
516 | DRM_ERROR("surface not suitable for cursor\n"); | |
517 | ret = -EINVAL; | |
518 | } | |
519 | ||
520 | return ret; | |
521 | } | |
522 | ||
523 | ||
06ec4190 | 524 | int vmw_du_crtc_atomic_check(struct drm_crtc *crtc, |
29b77ad7 | 525 | struct drm_atomic_state *state) |
06ec4190 | 526 | { |
29b77ad7 MR |
527 | struct drm_crtc_state *new_state = drm_atomic_get_new_crtc_state(state, |
528 | crtc); | |
06ec4190 | 529 | struct vmw_display_unit *du = vmw_crtc_to_du(new_state->crtc); |
ea632725 | 530 | int connector_mask = drm_connector_mask(&du->connector); |
06ec4190 | 531 | bool has_primary = new_state->plane_mask & |
ea632725 | 532 | drm_plane_mask(crtc->primary); |
06ec4190 SY |
533 | |
534 | /* We always want to have an active plane with an active CRTC */ | |
535 | if (has_primary != new_state->enable) | |
536 | return -EINVAL; | |
537 | ||
538 | ||
539 | if (new_state->connector_mask != connector_mask && | |
540 | new_state->connector_mask != 0) { | |
541 | DRM_ERROR("Invalid connectors configuration\n"); | |
542 | return -EINVAL; | |
543 | } | |
544 | ||
545 | /* | |
546 | * Our virtual device does not have a dot clock, so use the logical | |
547 | * clock value as the dot clock. | |
548 | */ | |
549 | if (new_state->mode.crtc_clock == 0) | |
550 | new_state->adjusted_mode.crtc_clock = new_state->mode.clock; | |
551 | ||
552 | return 0; | |
553 | } | |
554 | ||
555 | ||
556 | void vmw_du_crtc_atomic_begin(struct drm_crtc *crtc, | |
f6ebe9f9 | 557 | struct drm_atomic_state *state) |
06ec4190 SY |
558 | { |
559 | } | |
560 | ||
561 | ||
562 | void vmw_du_crtc_atomic_flush(struct drm_crtc *crtc, | |
f6ebe9f9 | 563 | struct drm_atomic_state *state) |
06ec4190 SY |
564 | { |
565 | struct drm_pending_vblank_event *event = crtc->state->event; | |
566 | ||
567 | if (event) { | |
568 | crtc->state->event = NULL; | |
569 | ||
570 | spin_lock_irq(&crtc->dev->event_lock); | |
3cbe87fc | 571 | drm_crtc_send_vblank_event(crtc, event); |
06ec4190 SY |
572 | spin_unlock_irq(&crtc->dev->event_lock); |
573 | } | |
06ec4190 SY |
574 | } |
575 | ||
576 | ||
9c2542a4 SY |
577 | /** |
578 | * vmw_du_crtc_duplicate_state - duplicate crtc state | |
579 | * @crtc: DRM crtc | |
580 | * | |
581 | * Allocates and returns a copy of the crtc state (both common and | |
582 | * vmw-specific) for the specified crtc. | |
583 | * | |
584 | * Returns: The newly allocated crtc state, or NULL on failure. | |
585 | */ | |
586 | struct drm_crtc_state * | |
587 | vmw_du_crtc_duplicate_state(struct drm_crtc *crtc) | |
588 | { | |
589 | struct drm_crtc_state *state; | |
590 | struct vmw_crtc_state *vcs; | |
591 | ||
592 | if (WARN_ON(!crtc->state)) | |
593 | return NULL; | |
594 | ||
595 | vcs = kmemdup(crtc->state, sizeof(*vcs), GFP_KERNEL); | |
596 | ||
597 | if (!vcs) | |
598 | return NULL; | |
599 | ||
600 | state = &vcs->base; | |
601 | ||
602 | __drm_atomic_helper_crtc_duplicate_state(crtc, state); | |
603 | ||
604 | return state; | |
605 | } | |
606 | ||
607 | ||
608 | /** | |
609 | * vmw_du_crtc_reset - creates a blank vmw crtc state | |
610 | * @crtc: DRM crtc | |
611 | * | |
612 | * Resets the atomic state for @crtc by freeing the state pointer (which | |
613 | * might be NULL, e.g. at driver load time) and allocating a new empty state | |
614 | * object. | |
615 | */ | |
616 | void vmw_du_crtc_reset(struct drm_crtc *crtc) | |
617 | { | |
618 | struct vmw_crtc_state *vcs; | |
619 | ||
620 | ||
621 | if (crtc->state) { | |
622 | __drm_atomic_helper_crtc_destroy_state(crtc->state); | |
623 | ||
624 | kfree(vmw_crtc_state_to_vcs(crtc->state)); | |
625 | } | |
626 | ||
627 | vcs = kzalloc(sizeof(*vcs), GFP_KERNEL); | |
628 | ||
629 | if (!vcs) { | |
630 | DRM_ERROR("Cannot allocate vmw_crtc_state\n"); | |
631 | return; | |
632 | } | |
633 | ||
a1643473 | 634 | __drm_atomic_helper_crtc_reset(crtc, &vcs->base); |
9c2542a4 SY |
635 | } |
636 | ||
637 | ||
638 | /** | |
639 | * vmw_du_crtc_destroy_state - destroy crtc state | |
640 | * @crtc: DRM crtc | |
641 | * @state: state object to destroy | |
642 | * | |
643 | * Destroys the crtc state (both common and vmw-specific) for the | |
644 | * specified plane. | |
645 | */ | |
646 | void | |
647 | vmw_du_crtc_destroy_state(struct drm_crtc *crtc, | |
648 | struct drm_crtc_state *state) | |
649 | { | |
650 | drm_atomic_helper_crtc_destroy_state(crtc, state); | |
651 | } | |
652 | ||
653 | ||
cc5ec459 SY |
654 | /** |
655 | * vmw_du_plane_duplicate_state - duplicate plane state | |
656 | * @plane: drm plane | |
657 | * | |
658 | * Allocates and returns a copy of the plane state (both common and | |
659 | * vmw-specific) for the specified plane. | |
660 | * | |
661 | * Returns: The newly allocated plane state, or NULL on failure. | |
662 | */ | |
663 | struct drm_plane_state * | |
664 | vmw_du_plane_duplicate_state(struct drm_plane *plane) | |
665 | { | |
666 | struct drm_plane_state *state; | |
667 | struct vmw_plane_state *vps; | |
668 | ||
669 | vps = kmemdup(plane->state, sizeof(*vps), GFP_KERNEL); | |
670 | ||
671 | if (!vps) | |
672 | return NULL; | |
673 | ||
674 | vps->pinned = 0; | |
810b3e16 SY |
675 | vps->cpp = 0; |
676 | ||
cc5ec459 SY |
677 | /* Each ref counted resource needs to be acquired again */ |
678 | if (vps->surf) | |
679 | (void) vmw_surface_reference(vps->surf); | |
680 | ||
f1d34bfd TH |
681 | if (vps->bo) |
682 | (void) vmw_bo_reference(vps->bo); | |
cc5ec459 SY |
683 | |
684 | state = &vps->base; | |
685 | ||
686 | __drm_atomic_helper_plane_duplicate_state(plane, state); | |
687 | ||
688 | return state; | |
689 | } | |
690 | ||
691 | ||
692 | /** | |
693 | * vmw_du_plane_reset - creates a blank vmw plane state | |
694 | * @plane: drm plane | |
695 | * | |
696 | * Resets the atomic state for @plane by freeing the state pointer (which might | |
697 | * be NULL, e.g. at driver load time) and allocating a new empty state object. | |
698 | */ | |
699 | void vmw_du_plane_reset(struct drm_plane *plane) | |
700 | { | |
701 | struct vmw_plane_state *vps; | |
702 | ||
703 | ||
704 | if (plane->state) | |
705 | vmw_du_plane_destroy_state(plane, plane->state); | |
706 | ||
707 | vps = kzalloc(sizeof(*vps), GFP_KERNEL); | |
708 | ||
709 | if (!vps) { | |
710 | DRM_ERROR("Cannot allocate vmw_plane_state\n"); | |
711 | return; | |
712 | } | |
713 | ||
e81eb98e | 714 | __drm_atomic_helper_plane_reset(plane, &vps->base); |
cc5ec459 SY |
715 | } |
716 | ||
717 | ||
718 | /** | |
719 | * vmw_du_plane_destroy_state - destroy plane state | |
720 | * @plane: DRM plane | |
721 | * @state: state object to destroy | |
722 | * | |
723 | * Destroys the plane state (both common and vmw-specific) for the | |
724 | * specified plane. | |
725 | */ | |
726 | void | |
727 | vmw_du_plane_destroy_state(struct drm_plane *plane, | |
728 | struct drm_plane_state *state) | |
729 | { | |
730 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(state); | |
731 | ||
732 | ||
810b3e16 | 733 | /* Should have been freed by cleanup_fb */ |
cc5ec459 SY |
734 | if (vps->surf) |
735 | vmw_surface_unreference(&vps->surf); | |
736 | ||
f1d34bfd TH |
737 | if (vps->bo) |
738 | vmw_bo_unreference(&vps->bo); | |
cc5ec459 SY |
739 | |
740 | drm_atomic_helper_plane_destroy_state(plane, state); | |
741 | } | |
742 | ||
743 | ||
d7721ca7 SY |
744 | /** |
745 | * vmw_du_connector_duplicate_state - duplicate connector state | |
746 | * @connector: DRM connector | |
747 | * | |
748 | * Allocates and returns a copy of the connector state (both common and | |
749 | * vmw-specific) for the specified connector. | |
750 | * | |
751 | * Returns: The newly allocated connector state, or NULL on failure. | |
752 | */ | |
753 | struct drm_connector_state * | |
754 | vmw_du_connector_duplicate_state(struct drm_connector *connector) | |
755 | { | |
756 | struct drm_connector_state *state; | |
757 | struct vmw_connector_state *vcs; | |
758 | ||
759 | if (WARN_ON(!connector->state)) | |
760 | return NULL; | |
761 | ||
762 | vcs = kmemdup(connector->state, sizeof(*vcs), GFP_KERNEL); | |
763 | ||
764 | if (!vcs) | |
765 | return NULL; | |
766 | ||
767 | state = &vcs->base; | |
768 | ||
769 | __drm_atomic_helper_connector_duplicate_state(connector, state); | |
770 | ||
771 | return state; | |
772 | } | |
773 | ||
774 | ||
775 | /** | |
776 | * vmw_du_connector_reset - creates a blank vmw connector state | |
777 | * @connector: DRM connector | |
778 | * | |
779 | * Resets the atomic state for @connector by freeing the state pointer (which | |
780 | * might be NULL, e.g. at driver load time) and allocating a new empty state | |
781 | * object. | |
782 | */ | |
783 | void vmw_du_connector_reset(struct drm_connector *connector) | |
784 | { | |
785 | struct vmw_connector_state *vcs; | |
786 | ||
787 | ||
788 | if (connector->state) { | |
789 | __drm_atomic_helper_connector_destroy_state(connector->state); | |
790 | ||
791 | kfree(vmw_connector_state_to_vcs(connector->state)); | |
792 | } | |
793 | ||
794 | vcs = kzalloc(sizeof(*vcs), GFP_KERNEL); | |
795 | ||
796 | if (!vcs) { | |
797 | DRM_ERROR("Cannot allocate vmw_connector_state\n"); | |
798 | return; | |
799 | } | |
800 | ||
801 | __drm_atomic_helper_connector_reset(connector, &vcs->base); | |
802 | } | |
803 | ||
804 | ||
805 | /** | |
806 | * vmw_du_connector_destroy_state - destroy connector state | |
807 | * @connector: DRM connector | |
808 | * @state: state object to destroy | |
809 | * | |
810 | * Destroys the connector state (both common and vmw-specific) for the | |
811 | * specified plane. | |
812 | */ | |
813 | void | |
814 | vmw_du_connector_destroy_state(struct drm_connector *connector, | |
815 | struct drm_connector_state *state) | |
816 | { | |
817 | drm_atomic_helper_connector_destroy_state(connector, state); | |
818 | } | |
fb1d9738 JB |
819 | /* |
820 | * Generic framebuffer code | |
821 | */ | |
822 | ||
fb1d9738 JB |
823 | /* |
824 | * Surface framebuffer code | |
825 | */ | |
826 | ||
847c5964 | 827 | static void vmw_framebuffer_surface_destroy(struct drm_framebuffer *framebuffer) |
fb1d9738 | 828 | { |
3a939a5e | 829 | struct vmw_framebuffer_surface *vfbs = |
fb1d9738 | 830 | vmw_framebuffer_to_vfbs(framebuffer); |
3a939a5e | 831 | |
fb1d9738 | 832 | drm_framebuffer_cleanup(framebuffer); |
3a939a5e | 833 | vmw_surface_unreference(&vfbs->surface); |
a278724a TH |
834 | if (vfbs->base.user_obj) |
835 | ttm_base_object_unref(&vfbs->base.user_obj); | |
fb1d9738 | 836 | |
3a939a5e | 837 | kfree(vfbs); |
fb1d9738 JB |
838 | } |
839 | ||
10b1e0ca TH |
840 | /** |
841 | * vmw_kms_readback - Perform a readback from the screen system to | |
f1d34bfd | 842 | * a buffer-object backed framebuffer. |
10b1e0ca TH |
843 | * |
844 | * @dev_priv: Pointer to the device private structure. | |
845 | * @file_priv: Pointer to a struct drm_file identifying the caller. | |
846 | * Must be set to NULL if @user_fence_rep is NULL. | |
f1d34bfd | 847 | * @vfb: Pointer to the buffer-object backed framebuffer. |
10b1e0ca TH |
848 | * @user_fence_rep: User-space provided structure for fence information. |
849 | * Must be set to non-NULL if @file_priv is non-NULL. | |
850 | * @vclips: Array of clip rects. | |
851 | * @num_clips: Number of clip rects in @vclips. | |
852 | * | |
853 | * Returns 0 on success, negative error code on failure. -ERESTARTSYS if | |
854 | * interrupted. | |
855 | */ | |
856 | int vmw_kms_readback(struct vmw_private *dev_priv, | |
857 | struct drm_file *file_priv, | |
858 | struct vmw_framebuffer *vfb, | |
859 | struct drm_vmw_fence_rep __user *user_fence_rep, | |
860 | struct drm_vmw_rect *vclips, | |
861 | uint32_t num_clips) | |
862 | { | |
863 | switch (dev_priv->active_display_unit) { | |
864 | case vmw_du_screen_object: | |
865 | return vmw_kms_sou_readback(dev_priv, file_priv, vfb, | |
91e9f352 DR |
866 | user_fence_rep, vclips, num_clips, |
867 | NULL); | |
6bf6bf03 TH |
868 | case vmw_du_screen_target: |
869 | return vmw_kms_stdu_dma(dev_priv, file_priv, vfb, | |
870 | user_fence_rep, NULL, vclips, num_clips, | |
91e9f352 | 871 | 1, false, true, NULL); |
10b1e0ca TH |
872 | default: |
873 | WARN_ONCE(true, | |
874 | "Readback called with invalid display system.\n"); | |
6bf6bf03 | 875 | } |
10b1e0ca TH |
876 | |
877 | return -ENOSYS; | |
878 | } | |
879 | ||
880 | ||
d7955fcf | 881 | static const struct drm_framebuffer_funcs vmw_framebuffer_surface_funcs = { |
fb1d9738 | 882 | .destroy = vmw_framebuffer_surface_destroy, |
2f5544ff | 883 | .dirty = drm_atomic_helper_dirtyfb, |
fb1d9738 JB |
884 | }; |
885 | ||
d3216a0c TH |
886 | static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv, |
887 | struct vmw_surface *surface, | |
888 | struct vmw_framebuffer **out, | |
dabdcdc9 | 889 | const struct drm_mode_fb_cmd2 |
f89c6c32 | 890 | *mode_cmd, |
f1d34bfd | 891 | bool is_bo_proxy) |
fb1d9738 JB |
892 | |
893 | { | |
894 | struct drm_device *dev = dev_priv->dev; | |
895 | struct vmw_framebuffer_surface *vfbs; | |
d3216a0c | 896 | enum SVGA3dSurfaceFormat format; |
fb1d9738 | 897 | int ret; |
dabdcdc9 | 898 | struct drm_format_name_buf format_name; |
fb1d9738 | 899 | |
c8261a96 SY |
900 | /* 3D is only supported on HWv8 and newer hosts */ |
901 | if (dev_priv->active_display_unit == vmw_du_legacy) | |
01e81419 JB |
902 | return -ENOSYS; |
903 | ||
d3216a0c TH |
904 | /* |
905 | * Sanity checks. | |
906 | */ | |
907 | ||
e7ac9211 | 908 | /* Surface must be marked as a scanout. */ |
26b82873 | 909 | if (unlikely(!surface->metadata.scanout)) |
e7ac9211 JB |
910 | return -EINVAL; |
911 | ||
26b82873 DR |
912 | if (unlikely(surface->metadata.mip_levels[0] != 1 || |
913 | surface->metadata.num_sizes != 1 || | |
914 | surface->metadata.base_size.width < mode_cmd->width || | |
915 | surface->metadata.base_size.height < mode_cmd->height || | |
916 | surface->metadata.base_size.depth != 1)) { | |
d3216a0c TH |
917 | DRM_ERROR("Incompatible surface dimensions " |
918 | "for requested mode.\n"); | |
919 | return -EINVAL; | |
920 | } | |
921 | ||
dabdcdc9 DV |
922 | switch (mode_cmd->pixel_format) { |
923 | case DRM_FORMAT_ARGB8888: | |
d3216a0c TH |
924 | format = SVGA3D_A8R8G8B8; |
925 | break; | |
dabdcdc9 | 926 | case DRM_FORMAT_XRGB8888: |
d3216a0c TH |
927 | format = SVGA3D_X8R8G8B8; |
928 | break; | |
dabdcdc9 | 929 | case DRM_FORMAT_RGB565: |
d3216a0c TH |
930 | format = SVGA3D_R5G6B5; |
931 | break; | |
dabdcdc9 | 932 | case DRM_FORMAT_XRGB1555: |
d3216a0c TH |
933 | format = SVGA3D_A1R5G5B5; |
934 | break; | |
935 | default: | |
dabdcdc9 DV |
936 | DRM_ERROR("Invalid pixel format: %s\n", |
937 | drm_get_format_name(mode_cmd->pixel_format, &format_name)); | |
d3216a0c TH |
938 | return -EINVAL; |
939 | } | |
940 | ||
d80efd5c TH |
941 | /* |
942 | * For DX, surface format validation is done when surface->scanout | |
943 | * is set. | |
944 | */ | |
26b82873 | 945 | if (!has_sm4_context(dev_priv) && format != surface->metadata.format) { |
d3216a0c TH |
946 | DRM_ERROR("Invalid surface format for requested mode.\n"); |
947 | return -EINVAL; | |
948 | } | |
949 | ||
fb1d9738 JB |
950 | vfbs = kzalloc(sizeof(*vfbs), GFP_KERNEL); |
951 | if (!vfbs) { | |
952 | ret = -ENOMEM; | |
953 | goto out_err1; | |
954 | } | |
955 | ||
a3f913ca | 956 | drm_helper_mode_fill_fb_struct(dev, &vfbs->base.base, mode_cmd); |
05c95018 | 957 | vfbs->surface = vmw_surface_reference(surface); |
dabdcdc9 | 958 | vfbs->base.user_handle = mode_cmd->handles[0]; |
f1d34bfd | 959 | vfbs->is_bo_proxy = is_bo_proxy; |
3a939a5e | 960 | |
fb1d9738 JB |
961 | *out = &vfbs->base; |
962 | ||
80f0b5af DV |
963 | ret = drm_framebuffer_init(dev, &vfbs->base.base, |
964 | &vmw_framebuffer_surface_funcs); | |
965 | if (ret) | |
05c95018 | 966 | goto out_err2; |
80f0b5af | 967 | |
fb1d9738 JB |
968 | return 0; |
969 | ||
fb1d9738 | 970 | out_err2: |
05c95018 | 971 | vmw_surface_unreference(&surface); |
fb1d9738 JB |
972 | kfree(vfbs); |
973 | out_err1: | |
974 | return ret; | |
975 | } | |
976 | ||
977 | /* | |
f1d34bfd | 978 | * Buffer-object framebuffer code |
fb1d9738 JB |
979 | */ |
980 | ||
f1d34bfd | 981 | static void vmw_framebuffer_bo_destroy(struct drm_framebuffer *framebuffer) |
fb1d9738 | 982 | { |
f1d34bfd | 983 | struct vmw_framebuffer_bo *vfbd = |
fb1d9738 JB |
984 | vmw_framebuffer_to_vfbd(framebuffer); |
985 | ||
986 | drm_framebuffer_cleanup(framebuffer); | |
f1d34bfd | 987 | vmw_bo_unreference(&vfbd->buffer); |
a278724a TH |
988 | if (vfbd->base.user_obj) |
989 | ttm_base_object_unref(&vfbd->base.user_obj); | |
fb1d9738 JB |
990 | |
991 | kfree(vfbd); | |
992 | } | |
993 | ||
f1d34bfd TH |
994 | static int vmw_framebuffer_bo_dirty(struct drm_framebuffer *framebuffer, |
995 | struct drm_file *file_priv, | |
996 | unsigned int flags, unsigned int color, | |
997 | struct drm_clip_rect *clips, | |
998 | unsigned int num_clips) | |
fb1d9738 JB |
999 | { |
1000 | struct vmw_private *dev_priv = vmw_priv(framebuffer->dev); | |
f1d34bfd | 1001 | struct vmw_framebuffer_bo *vfbd = |
5deb65cf | 1002 | vmw_framebuffer_to_vfbd(framebuffer); |
fb1d9738 | 1003 | struct drm_clip_rect norect; |
5deb65cf | 1004 | int ret, increment = 1; |
fb1d9738 | 1005 | |
73e9efd4 VS |
1006 | drm_modeset_lock_all(dev_priv->dev); |
1007 | ||
294adf7d | 1008 | ret = ttm_read_lock(&dev_priv->reservation_sem, true); |
73e9efd4 VS |
1009 | if (unlikely(ret != 0)) { |
1010 | drm_modeset_unlock_all(dev_priv->dev); | |
3a939a5e | 1011 | return ret; |
73e9efd4 | 1012 | } |
3a939a5e | 1013 | |
df1c93ba | 1014 | if (!num_clips) { |
fb1d9738 JB |
1015 | num_clips = 1; |
1016 | clips = &norect; | |
1017 | norect.x1 = norect.y1 = 0; | |
1018 | norect.x2 = framebuffer->width; | |
1019 | norect.y2 = framebuffer->height; | |
1020 | } else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) { | |
1021 | num_clips /= 2; | |
1022 | increment = 2; | |
1023 | } | |
1024 | ||
6bf6bf03 | 1025 | switch (dev_priv->active_display_unit) { |
352b20dc | 1026 | case vmw_du_legacy: |
f1d34bfd TH |
1027 | ret = vmw_kms_ldu_do_bo_dirty(dev_priv, &vfbd->base, 0, 0, |
1028 | clips, num_clips, increment); | |
352b20dc | 1029 | break; |
6bf6bf03 | 1030 | default: |
352b20dc TH |
1031 | ret = -EINVAL; |
1032 | WARN_ONCE(true, "Dirty called with invalid display system.\n"); | |
6bf6bf03 | 1033 | break; |
56d1c78d | 1034 | } |
fb1d9738 | 1035 | |
3eab3d9e | 1036 | vmw_fifo_flush(dev_priv, false); |
294adf7d | 1037 | ttm_read_unlock(&dev_priv->reservation_sem); |
73e9efd4 VS |
1038 | |
1039 | drm_modeset_unlock_all(dev_priv->dev); | |
1040 | ||
5deb65cf | 1041 | return ret; |
fb1d9738 JB |
1042 | } |
1043 | ||
2f5544ff DR |
1044 | static int vmw_framebuffer_bo_dirty_ext(struct drm_framebuffer *framebuffer, |
1045 | struct drm_file *file_priv, | |
1046 | unsigned int flags, unsigned int color, | |
1047 | struct drm_clip_rect *clips, | |
1048 | unsigned int num_clips) | |
1049 | { | |
1050 | struct vmw_private *dev_priv = vmw_priv(framebuffer->dev); | |
1051 | ||
1052 | if (dev_priv->active_display_unit == vmw_du_legacy) | |
1053 | return vmw_framebuffer_bo_dirty(framebuffer, file_priv, flags, | |
1054 | color, clips, num_clips); | |
1055 | ||
1056 | return drm_atomic_helper_dirtyfb(framebuffer, file_priv, flags, color, | |
1057 | clips, num_clips); | |
1058 | } | |
1059 | ||
f1d34bfd TH |
1060 | static const struct drm_framebuffer_funcs vmw_framebuffer_bo_funcs = { |
1061 | .destroy = vmw_framebuffer_bo_destroy, | |
2f5544ff | 1062 | .dirty = vmw_framebuffer_bo_dirty_ext, |
fb1d9738 JB |
1063 | }; |
1064 | ||
497a3ff9 | 1065 | /** |
f1d34bfd | 1066 | * Pin the bofer in a location suitable for access by the |
ef86cfee | 1067 | * display system. |
497a3ff9 | 1068 | */ |
fd006a43 | 1069 | static int vmw_framebuffer_pin(struct vmw_framebuffer *vfb) |
fb1d9738 JB |
1070 | { |
1071 | struct vmw_private *dev_priv = vmw_priv(vfb->base.dev); | |
f1d34bfd | 1072 | struct vmw_buffer_object *buf; |
ef86cfee | 1073 | struct ttm_placement *placement; |
fb1d9738 JB |
1074 | int ret; |
1075 | ||
f1d34bfd | 1076 | buf = vfb->bo ? vmw_framebuffer_to_vfbd(&vfb->base)->buffer : |
fd006a43 | 1077 | vmw_framebuffer_to_vfbs(&vfb->base)->surface->res.backup; |
fb1d9738 | 1078 | |
fd006a43 TH |
1079 | if (!buf) |
1080 | return 0; | |
fb1d9738 | 1081 | |
fd006a43 TH |
1082 | switch (dev_priv->active_display_unit) { |
1083 | case vmw_du_legacy: | |
1084 | vmw_overlay_pause_all(dev_priv); | |
f1d34bfd | 1085 | ret = vmw_bo_pin_in_start_of_vram(dev_priv, buf, false); |
fd006a43 TH |
1086 | vmw_overlay_resume_all(dev_priv); |
1087 | break; | |
1088 | case vmw_du_screen_object: | |
1089 | case vmw_du_screen_target: | |
f1d34bfd | 1090 | if (vfb->bo) { |
ef86cfee TH |
1091 | if (dev_priv->capabilities & SVGA_CAP_3D) { |
1092 | /* | |
1093 | * Use surface DMA to get content to | |
1094 | * sreen target surface. | |
1095 | */ | |
1096 | placement = &vmw_vram_gmr_placement; | |
1097 | } else { | |
1098 | /* Use CPU blit. */ | |
1099 | placement = &vmw_sys_placement; | |
1100 | } | |
1101 | } else { | |
1102 | /* Use surface / image update */ | |
1103 | placement = &vmw_mob_placement; | |
1104 | } | |
fb1d9738 | 1105 | |
f1d34bfd | 1106 | return vmw_bo_pin_in_placement(dev_priv, buf, placement, false); |
fd006a43 TH |
1107 | default: |
1108 | return -EINVAL; | |
1109 | } | |
316ab13a | 1110 | |
fd006a43 | 1111 | return ret; |
fb1d9738 JB |
1112 | } |
1113 | ||
fd006a43 | 1114 | static int vmw_framebuffer_unpin(struct vmw_framebuffer *vfb) |
fb1d9738 JB |
1115 | { |
1116 | struct vmw_private *dev_priv = vmw_priv(vfb->base.dev); | |
f1d34bfd | 1117 | struct vmw_buffer_object *buf; |
fb1d9738 | 1118 | |
f1d34bfd | 1119 | buf = vfb->bo ? vmw_framebuffer_to_vfbd(&vfb->base)->buffer : |
fd006a43 | 1120 | vmw_framebuffer_to_vfbs(&vfb->base)->surface->res.backup; |
fb1d9738 | 1121 | |
fd006a43 | 1122 | if (WARN_ON(!buf)) |
fb1d9738 | 1123 | return 0; |
fb1d9738 | 1124 | |
f1d34bfd | 1125 | return vmw_bo_unpin(dev_priv, buf, false); |
fb1d9738 JB |
1126 | } |
1127 | ||
f89c6c32 | 1128 | /** |
f1d34bfd | 1129 | * vmw_create_bo_proxy - create a proxy surface for the buffer object |
f89c6c32 SY |
1130 | * |
1131 | * @dev: DRM device | |
1132 | * @mode_cmd: parameters for the new surface | |
f1d34bfd | 1133 | * @bo_mob: MOB backing the buffer object |
f89c6c32 SY |
1134 | * @srf_out: newly created surface |
1135 | * | |
f1d34bfd | 1136 | * When the content FB is a buffer object, we create a surface as a proxy to the |
f89c6c32 SY |
1137 | * same buffer. This way we can do a surface copy rather than a surface DMA. |
1138 | * This is a more efficient approach | |
1139 | * | |
1140 | * RETURNS: | |
1141 | * 0 on success, error code otherwise | |
1142 | */ | |
f1d34bfd TH |
1143 | static int vmw_create_bo_proxy(struct drm_device *dev, |
1144 | const struct drm_mode_fb_cmd2 *mode_cmd, | |
1145 | struct vmw_buffer_object *bo_mob, | |
1146 | struct vmw_surface **srf_out) | |
f89c6c32 | 1147 | { |
504901db | 1148 | struct vmw_surface_metadata metadata = {0}; |
f89c6c32 | 1149 | uint32_t format; |
6bf6bf03 | 1150 | struct vmw_resource *res; |
a50e2bf5 | 1151 | unsigned int bytes_pp; |
dabdcdc9 | 1152 | struct drm_format_name_buf format_name; |
f89c6c32 SY |
1153 | int ret; |
1154 | ||
dabdcdc9 DV |
1155 | switch (mode_cmd->pixel_format) { |
1156 | case DRM_FORMAT_ARGB8888: | |
1157 | case DRM_FORMAT_XRGB8888: | |
f89c6c32 | 1158 | format = SVGA3D_X8R8G8B8; |
a50e2bf5 | 1159 | bytes_pp = 4; |
f89c6c32 SY |
1160 | break; |
1161 | ||
dabdcdc9 DV |
1162 | case DRM_FORMAT_RGB565: |
1163 | case DRM_FORMAT_XRGB1555: | |
f89c6c32 | 1164 | format = SVGA3D_R5G6B5; |
a50e2bf5 | 1165 | bytes_pp = 2; |
f89c6c32 SY |
1166 | break; |
1167 | ||
1168 | case 8: | |
1169 | format = SVGA3D_P8; | |
a50e2bf5 | 1170 | bytes_pp = 1; |
f89c6c32 SY |
1171 | break; |
1172 | ||
1173 | default: | |
dabdcdc9 DV |
1174 | DRM_ERROR("Invalid framebuffer format %s\n", |
1175 | drm_get_format_name(mode_cmd->pixel_format, &format_name)); | |
f89c6c32 SY |
1176 | return -EINVAL; |
1177 | } | |
1178 | ||
504901db DR |
1179 | metadata.format = format; |
1180 | metadata.mip_levels[0] = 1; | |
1181 | metadata.num_sizes = 1; | |
1182 | metadata.base_size.width = mode_cmd->pitches[0] / bytes_pp; | |
1183 | metadata.base_size.height = mode_cmd->height; | |
1184 | metadata.base_size.depth = 1; | |
1185 | metadata.scanout = true; | |
1186 | ||
1187 | ret = vmw_gb_surface_define(vmw_priv(dev), 0, &metadata, srf_out); | |
f89c6c32 SY |
1188 | if (ret) { |
1189 | DRM_ERROR("Failed to allocate proxy content buffer\n"); | |
1190 | return ret; | |
fb1d9738 JB |
1191 | } |
1192 | ||
6bf6bf03 | 1193 | res = &(*srf_out)->res; |
f89c6c32 | 1194 | |
6bf6bf03 TH |
1195 | /* Reserve and switch the backing mob. */ |
1196 | mutex_lock(&res->dev_priv->cmdbuf_mutex); | |
1197 | (void) vmw_resource_reserve(res, false, true); | |
f1d34bfd TH |
1198 | vmw_bo_unreference(&res->backup); |
1199 | res->backup = vmw_bo_reference(bo_mob); | |
6bf6bf03 | 1200 | res->backup_offset = 0; |
a9f58c45 | 1201 | vmw_resource_unreserve(res, false, false, false, NULL, 0); |
6bf6bf03 | 1202 | mutex_unlock(&res->dev_priv->cmdbuf_mutex); |
f89c6c32 | 1203 | |
6bf6bf03 | 1204 | return 0; |
fb1d9738 JB |
1205 | } |
1206 | ||
f89c6c32 SY |
1207 | |
1208 | ||
f1d34bfd TH |
1209 | static int vmw_kms_new_framebuffer_bo(struct vmw_private *dev_priv, |
1210 | struct vmw_buffer_object *bo, | |
1211 | struct vmw_framebuffer **out, | |
1212 | const struct drm_mode_fb_cmd2 | |
1213 | *mode_cmd) | |
fb1d9738 JB |
1214 | |
1215 | { | |
1216 | struct drm_device *dev = dev_priv->dev; | |
f1d34bfd | 1217 | struct vmw_framebuffer_bo *vfbd; |
d3216a0c | 1218 | unsigned int requested_size; |
dabdcdc9 | 1219 | struct drm_format_name_buf format_name; |
fb1d9738 JB |
1220 | int ret; |
1221 | ||
dabdcdc9 | 1222 | requested_size = mode_cmd->height * mode_cmd->pitches[0]; |
f1d34bfd | 1223 | if (unlikely(requested_size > bo->base.num_pages * PAGE_SIZE)) { |
d3216a0c TH |
1224 | DRM_ERROR("Screen buffer object size is too small " |
1225 | "for requested mode.\n"); | |
1226 | return -EINVAL; | |
1227 | } | |
1228 | ||
c337ada7 | 1229 | /* Limited framebuffer color depth support for screen objects */ |
c8261a96 | 1230 | if (dev_priv->active_display_unit == vmw_du_screen_object) { |
dabdcdc9 DV |
1231 | switch (mode_cmd->pixel_format) { |
1232 | case DRM_FORMAT_XRGB8888: | |
1233 | case DRM_FORMAT_ARGB8888: | |
1234 | break; | |
1235 | case DRM_FORMAT_XRGB1555: | |
1236 | case DRM_FORMAT_RGB565: | |
1237 | break; | |
c337ada7 | 1238 | default: |
dabdcdc9 DV |
1239 | DRM_ERROR("Invalid pixel format: %s\n", |
1240 | drm_get_format_name(mode_cmd->pixel_format, &format_name)); | |
c337ada7 JB |
1241 | return -EINVAL; |
1242 | } | |
1243 | } | |
1244 | ||
fb1d9738 JB |
1245 | vfbd = kzalloc(sizeof(*vfbd), GFP_KERNEL); |
1246 | if (!vfbd) { | |
1247 | ret = -ENOMEM; | |
1248 | goto out_err1; | |
1249 | } | |
1250 | ||
a3f913ca | 1251 | drm_helper_mode_fill_fb_struct(dev, &vfbd->base.base, mode_cmd); |
f1d34bfd TH |
1252 | vfbd->base.bo = true; |
1253 | vfbd->buffer = vmw_bo_reference(bo); | |
dabdcdc9 | 1254 | vfbd->base.user_handle = mode_cmd->handles[0]; |
fb1d9738 JB |
1255 | *out = &vfbd->base; |
1256 | ||
80f0b5af | 1257 | ret = drm_framebuffer_init(dev, &vfbd->base.base, |
f1d34bfd | 1258 | &vmw_framebuffer_bo_funcs); |
80f0b5af | 1259 | if (ret) |
05c95018 | 1260 | goto out_err2; |
80f0b5af | 1261 | |
fb1d9738 JB |
1262 | return 0; |
1263 | ||
fb1d9738 | 1264 | out_err2: |
f1d34bfd | 1265 | vmw_bo_unreference(&bo); |
fb1d9738 JB |
1266 | kfree(vfbd); |
1267 | out_err1: | |
1268 | return ret; | |
1269 | } | |
1270 | ||
810b3e16 SY |
1271 | |
1272 | /** | |
1273 | * vmw_kms_srf_ok - check if a surface can be created | |
1274 | * | |
1275 | * @width: requested width | |
1276 | * @height: requested height | |
1277 | * | |
1278 | * Surfaces need to be less than texture size | |
1279 | */ | |
1280 | static bool | |
1281 | vmw_kms_srf_ok(struct vmw_private *dev_priv, uint32_t width, uint32_t height) | |
1282 | { | |
1283 | if (width > dev_priv->texture_max_width || | |
1284 | height > dev_priv->texture_max_height) | |
1285 | return false; | |
1286 | ||
1287 | return true; | |
1288 | } | |
1289 | ||
fd006a43 TH |
1290 | /** |
1291 | * vmw_kms_new_framebuffer - Create a new framebuffer. | |
1292 | * | |
1293 | * @dev_priv: Pointer to device private struct. | |
f1d34bfd TH |
1294 | * @bo: Pointer to buffer object to wrap the kms framebuffer around. |
1295 | * Either @bo or @surface must be NULL. | |
fd006a43 | 1296 | * @surface: Pointer to a surface to wrap the kms framebuffer around. |
f1d34bfd TH |
1297 | * Either @bo or @surface must be NULL. |
1298 | * @only_2d: No presents will occur to this buffer object based framebuffer. | |
1299 | * This helps the code to do some important optimizations. | |
fd006a43 | 1300 | * @mode_cmd: Frame-buffer metadata. |
fb1d9738 | 1301 | */ |
fd006a43 TH |
1302 | struct vmw_framebuffer * |
1303 | vmw_kms_new_framebuffer(struct vmw_private *dev_priv, | |
f1d34bfd | 1304 | struct vmw_buffer_object *bo, |
fd006a43 TH |
1305 | struct vmw_surface *surface, |
1306 | bool only_2d, | |
dabdcdc9 | 1307 | const struct drm_mode_fb_cmd2 *mode_cmd) |
fb1d9738 | 1308 | { |
fb1d9738 | 1309 | struct vmw_framebuffer *vfb = NULL; |
f1d34bfd | 1310 | bool is_bo_proxy = false; |
fb1d9738 JB |
1311 | int ret; |
1312 | ||
fd006a43 TH |
1313 | /* |
1314 | * We cannot use the SurfaceDMA command in an non-accelerated VM, | |
f1d34bfd | 1315 | * therefore, wrap the buffer object in a surface so we can use the |
fd006a43 TH |
1316 | * SurfaceCopy command. |
1317 | */ | |
810b3e16 | 1318 | if (vmw_kms_srf_ok(dev_priv, mode_cmd->width, mode_cmd->height) && |
f1d34bfd | 1319 | bo && only_2d && |
bbd5fefe | 1320 | mode_cmd->width > 64 && /* Don't create a proxy for cursor */ |
fd006a43 | 1321 | dev_priv->active_display_unit == vmw_du_screen_target) { |
f1d34bfd TH |
1322 | ret = vmw_create_bo_proxy(dev_priv->dev, mode_cmd, |
1323 | bo, &surface); | |
fd006a43 TH |
1324 | if (ret) |
1325 | return ERR_PTR(ret); | |
1326 | ||
f1d34bfd | 1327 | is_bo_proxy = true; |
fd006a43 TH |
1328 | } |
1329 | ||
1330 | /* Create the new framebuffer depending one what we have */ | |
05c95018 | 1331 | if (surface) { |
fd006a43 TH |
1332 | ret = vmw_kms_new_framebuffer_surface(dev_priv, surface, &vfb, |
1333 | mode_cmd, | |
f1d34bfd | 1334 | is_bo_proxy); |
05c95018 SY |
1335 | |
1336 | /* | |
f1d34bfd | 1337 | * vmw_create_bo_proxy() adds a reference that is no longer |
05c95018 SY |
1338 | * needed |
1339 | */ | |
f1d34bfd | 1340 | if (is_bo_proxy) |
05c95018 | 1341 | vmw_surface_unreference(&surface); |
f1d34bfd TH |
1342 | } else if (bo) { |
1343 | ret = vmw_kms_new_framebuffer_bo(dev_priv, bo, &vfb, | |
1344 | mode_cmd); | |
05c95018 | 1345 | } else { |
fd006a43 | 1346 | BUG(); |
05c95018 | 1347 | } |
fd006a43 TH |
1348 | |
1349 | if (ret) | |
1350 | return ERR_PTR(ret); | |
1351 | ||
1352 | vfb->pin = vmw_framebuffer_pin; | |
1353 | vfb->unpin = vmw_framebuffer_unpin; | |
1354 | ||
1355 | return vfb; | |
1356 | } | |
1357 | ||
fb1d9738 JB |
1358 | /* |
1359 | * Generic Kernel modesetting functions | |
1360 | */ | |
1361 | ||
1362 | static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, | |
1363 | struct drm_file *file_priv, | |
dabdcdc9 | 1364 | const struct drm_mode_fb_cmd2 *mode_cmd) |
fb1d9738 JB |
1365 | { |
1366 | struct vmw_private *dev_priv = vmw_priv(dev); | |
1367 | struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; | |
1368 | struct vmw_framebuffer *vfb = NULL; | |
1369 | struct vmw_surface *surface = NULL; | |
f1d34bfd | 1370 | struct vmw_buffer_object *bo = NULL; |
90ff18bc | 1371 | struct ttm_base_object *user_obj; |
fb1d9738 JB |
1372 | int ret; |
1373 | ||
90ff18bc TH |
1374 | /* |
1375 | * Take a reference on the user object of the resource | |
1376 | * backing the kms fb. This ensures that user-space handle | |
1377 | * lookups on that resource will always work as long as | |
1378 | * it's registered with a kms framebuffer. This is important, | |
1379 | * since vmw_execbuf_process identifies resources in the | |
1380 | * command stream using user-space handles. | |
1381 | */ | |
1382 | ||
dabdcdc9 | 1383 | user_obj = ttm_base_object_lookup(tfile, mode_cmd->handles[0]); |
90ff18bc TH |
1384 | if (unlikely(user_obj == NULL)) { |
1385 | DRM_ERROR("Could not locate requested kms frame buffer.\n"); | |
1386 | return ERR_PTR(-ENOENT); | |
1387 | } | |
1388 | ||
d3216a0c TH |
1389 | /** |
1390 | * End conditioned code. | |
1391 | */ | |
1392 | ||
f1d34bfd | 1393 | /* returns either a bo or surface */ |
e7ac9211 | 1394 | ret = vmw_user_lookup_handle(dev_priv, tfile, |
dabdcdc9 | 1395 | mode_cmd->handles[0], |
e7ac9211 | 1396 | &surface, &bo); |
fb1d9738 | 1397 | if (ret) |
e7ac9211 JB |
1398 | goto err_out; |
1399 | ||
810b3e16 SY |
1400 | |
1401 | if (!bo && | |
1402 | !vmw_kms_srf_ok(dev_priv, mode_cmd->width, mode_cmd->height)) { | |
1403 | DRM_ERROR("Surface size cannot exceed %dx%d", | |
1404 | dev_priv->texture_max_width, | |
1405 | dev_priv->texture_max_height); | |
1406 | goto err_out; | |
1407 | } | |
1408 | ||
1409 | ||
fd006a43 TH |
1410 | vfb = vmw_kms_new_framebuffer(dev_priv, bo, surface, |
1411 | !(dev_priv->capabilities & SVGA_CAP_3D), | |
dabdcdc9 | 1412 | mode_cmd); |
fd006a43 TH |
1413 | if (IS_ERR(vfb)) { |
1414 | ret = PTR_ERR(vfb); | |
1415 | goto err_out; | |
1416 | } | |
e7ac9211 JB |
1417 | |
1418 | err_out: | |
1419 | /* vmw_user_lookup_handle takes one ref so does new_fb */ | |
1420 | if (bo) | |
f1d34bfd | 1421 | vmw_bo_unreference(&bo); |
e7ac9211 JB |
1422 | if (surface) |
1423 | vmw_surface_unreference(&surface); | |
fb1d9738 JB |
1424 | |
1425 | if (ret) { | |
1426 | DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret); | |
90ff18bc | 1427 | ttm_base_object_unref(&user_obj); |
cce13ff7 | 1428 | return ERR_PTR(ret); |
90ff18bc TH |
1429 | } else |
1430 | vfb->user_obj = user_obj; | |
fb1d9738 JB |
1431 | |
1432 | return &vfb->base; | |
1433 | } | |
1434 | ||
0a80eb4c DR |
1435 | /** |
1436 | * vmw_kms_check_display_memory - Validates display memory required for a | |
1437 | * topology | |
1438 | * @dev: DRM device | |
1439 | * @num_rects: number of drm_rect in rects | |
1440 | * @rects: array of drm_rect representing the topology to validate indexed by | |
1441 | * crtc index. | |
1442 | * | |
1443 | * Returns: | |
1444 | * 0 on success otherwise negative error code | |
1445 | */ | |
1446 | static int vmw_kms_check_display_memory(struct drm_device *dev, | |
1447 | uint32_t num_rects, | |
1448 | struct drm_rect *rects) | |
1449 | { | |
1450 | struct vmw_private *dev_priv = vmw_priv(dev); | |
0a80eb4c DR |
1451 | struct drm_rect bounding_box = {0}; |
1452 | u64 total_pixels = 0, pixel_mem, bb_mem; | |
1453 | int i; | |
1454 | ||
1455 | for (i = 0; i < num_rects; i++) { | |
1456 | /* | |
0c1b174b DR |
1457 | * For STDU only individual screen (screen target) is limited by |
1458 | * SCREENTARGET_MAX_WIDTH/HEIGHT registers. | |
0a80eb4c | 1459 | */ |
0c1b174b DR |
1460 | if (dev_priv->active_display_unit == vmw_du_screen_target && |
1461 | (drm_rect_width(&rects[i]) > dev_priv->stdu_max_width || | |
1462 | drm_rect_height(&rects[i]) > dev_priv->stdu_max_height)) { | |
9bb34e90 | 1463 | VMW_DEBUG_KMS("Screen size not supported.\n"); |
0a80eb4c DR |
1464 | return -EINVAL; |
1465 | } | |
1466 | ||
1467 | /* Bounding box upper left is at (0,0). */ | |
1468 | if (rects[i].x2 > bounding_box.x2) | |
1469 | bounding_box.x2 = rects[i].x2; | |
1470 | ||
1471 | if (rects[i].y2 > bounding_box.y2) | |
1472 | bounding_box.y2 = rects[i].y2; | |
1473 | ||
1474 | total_pixels += (u64) drm_rect_width(&rects[i]) * | |
1475 | (u64) drm_rect_height(&rects[i]); | |
1476 | } | |
1477 | ||
1478 | /* Virtual svga device primary limits are always in 32-bpp. */ | |
1479 | pixel_mem = total_pixels * 4; | |
1480 | ||
1481 | /* | |
1482 | * For HV10 and below prim_bb_mem is vram size. When | |
1483 | * SVGA_REG_MAX_PRIMARY_BOUNDING_BOX_MEM is not present vram size is | |
1484 | * limit on primary bounding box | |
1485 | */ | |
1486 | if (pixel_mem > dev_priv->prim_bb_mem) { | |
9bb34e90 | 1487 | VMW_DEBUG_KMS("Combined output size too large.\n"); |
0a80eb4c DR |
1488 | return -EINVAL; |
1489 | } | |
1490 | ||
1491 | /* SVGA_CAP_NO_BB_RESTRICTION is available for STDU only. */ | |
1492 | if (dev_priv->active_display_unit != vmw_du_screen_target || | |
1493 | !(dev_priv->capabilities & SVGA_CAP_NO_BB_RESTRICTION)) { | |
1494 | bb_mem = (u64) bounding_box.x2 * bounding_box.y2 * 4; | |
1495 | ||
1496 | if (bb_mem > dev_priv->prim_bb_mem) { | |
9bb34e90 | 1497 | VMW_DEBUG_KMS("Topology is beyond supported limits.\n"); |
0a80eb4c DR |
1498 | return -EINVAL; |
1499 | } | |
1500 | } | |
1501 | ||
1502 | return 0; | |
1503 | } | |
1504 | ||
9d9486e4 TH |
1505 | /** |
1506 | * vmw_crtc_state_and_lock - Return new or current crtc state with locked | |
1507 | * crtc mutex | |
1508 | * @state: The atomic state pointer containing the new atomic state | |
1509 | * @crtc: The crtc | |
1510 | * | |
1511 | * This function returns the new crtc state if it's part of the state update. | |
1512 | * Otherwise returns the current crtc state. It also makes sure that the | |
1513 | * crtc mutex is locked. | |
1514 | * | |
1515 | * Returns: A valid crtc state pointer or NULL. It may also return a | |
1516 | * pointer error, in particular -EDEADLK if locking needs to be rerun. | |
1517 | */ | |
1518 | static struct drm_crtc_state * | |
1519 | vmw_crtc_state_and_lock(struct drm_atomic_state *state, struct drm_crtc *crtc) | |
1520 | { | |
1521 | struct drm_crtc_state *crtc_state; | |
1522 | ||
1523 | crtc_state = drm_atomic_get_new_crtc_state(state, crtc); | |
1524 | if (crtc_state) { | |
1525 | lockdep_assert_held(&crtc->mutex.mutex.base); | |
1526 | } else { | |
1527 | int ret = drm_modeset_lock(&crtc->mutex, state->acquire_ctx); | |
1528 | ||
1529 | if (ret != 0 && ret != -EALREADY) | |
1530 | return ERR_PTR(ret); | |
1531 | ||
1532 | crtc_state = crtc->state; | |
1533 | } | |
1534 | ||
1535 | return crtc_state; | |
1536 | } | |
1537 | ||
1538 | /** | |
1539 | * vmw_kms_check_implicit - Verify that all implicit display units scan out | |
1540 | * from the same fb after the new state is committed. | |
1541 | * @dev: The drm_device. | |
1542 | * @state: The new state to be checked. | |
1543 | * | |
1544 | * Returns: | |
1545 | * Zero on success, | |
1546 | * -EINVAL on invalid state, | |
1547 | * -EDEADLK if modeset locking needs to be rerun. | |
1548 | */ | |
1549 | static int vmw_kms_check_implicit(struct drm_device *dev, | |
1550 | struct drm_atomic_state *state) | |
1551 | { | |
1552 | struct drm_framebuffer *implicit_fb = NULL; | |
1553 | struct drm_crtc *crtc; | |
1554 | struct drm_crtc_state *crtc_state; | |
1555 | struct drm_plane_state *plane_state; | |
1556 | ||
1557 | drm_for_each_crtc(crtc, dev) { | |
1558 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
1559 | ||
1560 | if (!du->is_implicit) | |
1561 | continue; | |
1562 | ||
1563 | crtc_state = vmw_crtc_state_and_lock(state, crtc); | |
1564 | if (IS_ERR(crtc_state)) | |
1565 | return PTR_ERR(crtc_state); | |
1566 | ||
1567 | if (!crtc_state || !crtc_state->enable) | |
1568 | continue; | |
1569 | ||
1570 | /* | |
1571 | * Can't move primary planes across crtcs, so this is OK. | |
1572 | * It also means we don't need to take the plane mutex. | |
1573 | */ | |
1574 | plane_state = du->primary.state; | |
1575 | if (plane_state->crtc != crtc) | |
1576 | continue; | |
1577 | ||
1578 | if (!implicit_fb) | |
1579 | implicit_fb = plane_state->fb; | |
1580 | else if (implicit_fb != plane_state->fb) | |
1581 | return -EINVAL; | |
1582 | } | |
1583 | ||
1584 | return 0; | |
1585 | } | |
1586 | ||
0a80eb4c DR |
1587 | /** |
1588 | * vmw_kms_check_topology - Validates topology in drm_atomic_state | |
1589 | * @dev: DRM device | |
1590 | * @state: the driver state object | |
1591 | * | |
1592 | * Returns: | |
1593 | * 0 on success otherwise negative error code | |
1594 | */ | |
1595 | static int vmw_kms_check_topology(struct drm_device *dev, | |
1596 | struct drm_atomic_state *state) | |
1597 | { | |
1598 | struct drm_crtc_state *old_crtc_state, *new_crtc_state; | |
1599 | struct drm_rect *rects; | |
1600 | struct drm_crtc *crtc; | |
1601 | uint32_t i; | |
1602 | int ret = 0; | |
1603 | ||
1604 | rects = kcalloc(dev->mode_config.num_crtc, sizeof(struct drm_rect), | |
1605 | GFP_KERNEL); | |
1606 | if (!rects) | |
1607 | return -ENOMEM; | |
1608 | ||
1609 | drm_for_each_crtc(crtc, dev) { | |
1610 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
9da6e26c | 1611 | struct drm_crtc_state *crtc_state; |
0a80eb4c DR |
1612 | |
1613 | i = drm_crtc_index(crtc); | |
1614 | ||
9da6e26c TH |
1615 | crtc_state = vmw_crtc_state_and_lock(state, crtc); |
1616 | if (IS_ERR(crtc_state)) { | |
1617 | ret = PTR_ERR(crtc_state); | |
1618 | goto clean; | |
1619 | } | |
1620 | ||
1621 | if (!crtc_state) | |
1622 | continue; | |
1623 | ||
1624 | if (crtc_state->enable) { | |
0a80eb4c DR |
1625 | rects[i].x1 = du->gui_x; |
1626 | rects[i].y1 = du->gui_y; | |
1627 | rects[i].x2 = du->gui_x + crtc_state->mode.hdisplay; | |
1628 | rects[i].y2 = du->gui_y + crtc_state->mode.vdisplay; | |
9da6e26c TH |
1629 | } else { |
1630 | rects[i].x1 = 0; | |
1631 | rects[i].y1 = 0; | |
1632 | rects[i].x2 = 0; | |
1633 | rects[i].y2 = 0; | |
0a80eb4c DR |
1634 | } |
1635 | } | |
1636 | ||
1637 | /* Determine change to topology due to new atomic state */ | |
1638 | for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, | |
1639 | new_crtc_state, i) { | |
1640 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
3e79ecda DR |
1641 | struct drm_connector *connector; |
1642 | struct drm_connector_state *conn_state; | |
1643 | struct vmw_connector_state *vmw_conn_state; | |
0a80eb4c | 1644 | |
479d5902 | 1645 | if (!du->pref_active && new_crtc_state->enable) { |
9bb34e90 | 1646 | VMW_DEBUG_KMS("Enabling a disabled display unit\n"); |
3e79ecda DR |
1647 | ret = -EINVAL; |
1648 | goto clean; | |
1649 | } | |
0a80eb4c | 1650 | |
3e79ecda DR |
1651 | /* |
1652 | * For vmwgfx each crtc has only one connector attached and it | |
1653 | * is not changed so don't really need to check the | |
1654 | * crtc->connector_mask and iterate over it. | |
1655 | */ | |
1656 | connector = &du->connector; | |
1657 | conn_state = drm_atomic_get_connector_state(state, connector); | |
1658 | if (IS_ERR(conn_state)) { | |
1659 | ret = PTR_ERR(conn_state); | |
1660 | goto clean; | |
0a80eb4c | 1661 | } |
3e79ecda DR |
1662 | |
1663 | vmw_conn_state = vmw_connector_state_to_vcs(conn_state); | |
1664 | vmw_conn_state->gui_x = du->gui_x; | |
1665 | vmw_conn_state->gui_y = du->gui_y; | |
0a80eb4c | 1666 | } |
c46a3064 | 1667 | |
0a80eb4c DR |
1668 | ret = vmw_kms_check_display_memory(dev, dev->mode_config.num_crtc, |
1669 | rects); | |
c46a3064 | 1670 | |
0a80eb4c DR |
1671 | clean: |
1672 | kfree(rects); | |
1673 | return ret; | |
1674 | } | |
c46a3064 SY |
1675 | |
1676 | /** | |
1677 | * vmw_kms_atomic_check_modeset- validate state object for modeset changes | |
1678 | * | |
1679 | * @dev: DRM device | |
1680 | * @state: the driver state object | |
1681 | * | |
1682 | * This is a simple wrapper around drm_atomic_helper_check_modeset() for | |
1683 | * us to assign a value to mode->crtc_clock so that | |
1684 | * drm_calc_timestamping_constants() won't throw an error message | |
1685 | * | |
0a80eb4c | 1686 | * Returns: |
c46a3064 SY |
1687 | * Zero for success or -errno |
1688 | */ | |
bdc362f6 | 1689 | static int |
c46a3064 SY |
1690 | vmw_kms_atomic_check_modeset(struct drm_device *dev, |
1691 | struct drm_atomic_state *state) | |
1692 | { | |
c46a3064 | 1693 | struct drm_crtc *crtc; |
7e14eabc DR |
1694 | struct drm_crtc_state *crtc_state; |
1695 | bool need_modeset = false; | |
1696 | int i, ret; | |
06168448 | 1697 | |
b249cb4f | 1698 | ret = drm_atomic_helper_check(dev, state); |
0a80eb4c | 1699 | if (ret) |
b249cb4f | 1700 | return ret; |
c46a3064 | 1701 | |
9d9486e4 | 1702 | ret = vmw_kms_check_implicit(dev, state); |
9bb34e90 DR |
1703 | if (ret) { |
1704 | VMW_DEBUG_KMS("Invalid implicit state\n"); | |
9d9486e4 | 1705 | return ret; |
9bb34e90 | 1706 | } |
9d9486e4 | 1707 | |
7e14eabc DR |
1708 | for_each_new_crtc_in_state(state, crtc, crtc_state, i) { |
1709 | if (drm_atomic_crtc_needs_modeset(crtc_state)) | |
1710 | need_modeset = true; | |
c46a3064 SY |
1711 | } |
1712 | ||
7e14eabc DR |
1713 | if (need_modeset) |
1714 | return vmw_kms_check_topology(dev, state); | |
1715 | ||
1716 | return ret; | |
c46a3064 SY |
1717 | } |
1718 | ||
e6ecefaa | 1719 | static const struct drm_mode_config_funcs vmw_kms_funcs = { |
fb1d9738 | 1720 | .fb_create = vmw_kms_fb_create, |
c46a3064 | 1721 | .atomic_check = vmw_kms_atomic_check_modeset, |
904efd9e | 1722 | .atomic_commit = drm_atomic_helper_commit, |
fb1d9738 JB |
1723 | }; |
1724 | ||
b9eb1a61 TH |
1725 | static int vmw_kms_generic_present(struct vmw_private *dev_priv, |
1726 | struct drm_file *file_priv, | |
1727 | struct vmw_framebuffer *vfb, | |
1728 | struct vmw_surface *surface, | |
1729 | uint32_t sid, | |
1730 | int32_t destX, int32_t destY, | |
1731 | struct drm_vmw_rect *clips, | |
1732 | uint32_t num_clips) | |
2fcd5a73 | 1733 | { |
10b1e0ca TH |
1734 | return vmw_kms_sou_do_surface_dirty(dev_priv, vfb, NULL, clips, |
1735 | &surface->res, destX, destY, | |
91e9f352 | 1736 | num_clips, 1, NULL, NULL); |
2fcd5a73 JB |
1737 | } |
1738 | ||
6bf6bf03 | 1739 | |
2fcd5a73 JB |
1740 | int vmw_kms_present(struct vmw_private *dev_priv, |
1741 | struct drm_file *file_priv, | |
1742 | struct vmw_framebuffer *vfb, | |
1743 | struct vmw_surface *surface, | |
1744 | uint32_t sid, | |
1745 | int32_t destX, int32_t destY, | |
1746 | struct drm_vmw_rect *clips, | |
1747 | uint32_t num_clips) | |
1748 | { | |
35c05125 | 1749 | int ret; |
2fcd5a73 | 1750 | |
6bf6bf03 TH |
1751 | switch (dev_priv->active_display_unit) { |
1752 | case vmw_du_screen_target: | |
1753 | ret = vmw_kms_stdu_surface_dirty(dev_priv, vfb, NULL, clips, | |
1754 | &surface->res, destX, destY, | |
91e9f352 | 1755 | num_clips, 1, NULL, NULL); |
6bf6bf03 TH |
1756 | break; |
1757 | case vmw_du_screen_object: | |
1758 | ret = vmw_kms_generic_present(dev_priv, file_priv, vfb, surface, | |
1759 | sid, destX, destY, clips, | |
1760 | num_clips); | |
1761 | break; | |
1762 | default: | |
1763 | WARN_ONCE(true, | |
1764 | "Present called with invalid display system.\n"); | |
1765 | ret = -ENOSYS; | |
1766 | break; | |
2fcd5a73 | 1767 | } |
35c05125 SY |
1768 | if (ret) |
1769 | return ret; | |
2fcd5a73 | 1770 | |
35c05125 | 1771 | vmw_fifo_flush(dev_priv, false); |
2fcd5a73 | 1772 | |
35c05125 | 1773 | return 0; |
2fcd5a73 JB |
1774 | } |
1775 | ||
578e609a TH |
1776 | static void |
1777 | vmw_kms_create_hotplug_mode_update_property(struct vmw_private *dev_priv) | |
1778 | { | |
1779 | if (dev_priv->hotplug_mode_update_property) | |
1780 | return; | |
1781 | ||
1782 | dev_priv->hotplug_mode_update_property = | |
1783 | drm_property_create_range(dev_priv->dev, | |
1784 | DRM_MODE_PROP_IMMUTABLE, | |
1785 | "hotplug_mode_update", 0, 1); | |
1786 | ||
1787 | if (!dev_priv->hotplug_mode_update_property) | |
1788 | return; | |
1789 | ||
1790 | } | |
1791 | ||
fb1d9738 JB |
1792 | int vmw_kms_init(struct vmw_private *dev_priv) |
1793 | { | |
1794 | struct drm_device *dev = dev_priv->dev; | |
1795 | int ret; | |
1796 | ||
1797 | drm_mode_config_init(dev); | |
1798 | dev->mode_config.funcs = &vmw_kms_funcs; | |
3bef3572 JB |
1799 | dev->mode_config.min_width = 1; |
1800 | dev->mode_config.min_height = 1; | |
65ade7d3 SY |
1801 | dev->mode_config.max_width = dev_priv->texture_max_width; |
1802 | dev->mode_config.max_height = dev_priv->texture_max_height; | |
fb1d9738 | 1803 | |
578e609a TH |
1804 | drm_mode_create_suggested_offset_properties(dev); |
1805 | vmw_kms_create_hotplug_mode_update_property(dev_priv); | |
1806 | ||
35c05125 SY |
1807 | ret = vmw_kms_stdu_init_display(dev_priv); |
1808 | if (ret) { | |
1809 | ret = vmw_kms_sou_init_display(dev_priv); | |
1810 | if (ret) /* Fallback */ | |
1811 | ret = vmw_kms_ldu_init_display(dev_priv); | |
1812 | } | |
fb1d9738 | 1813 | |
c8261a96 | 1814 | return ret; |
fb1d9738 JB |
1815 | } |
1816 | ||
1817 | int vmw_kms_close(struct vmw_private *dev_priv) | |
1818 | { | |
5f58e974 | 1819 | int ret = 0; |
c8261a96 | 1820 | |
fb1d9738 JB |
1821 | /* |
1822 | * Docs says we should take the lock before calling this function | |
1823 | * but since it destroys encoders and our destructor calls | |
1824 | * drm_encoder_cleanup which takes the lock we deadlock. | |
1825 | */ | |
1826 | drm_mode_config_cleanup(dev_priv->dev); | |
5f58e974 | 1827 | if (dev_priv->active_display_unit == vmw_du_legacy) |
c8261a96 SY |
1828 | ret = vmw_kms_ldu_close_display(dev_priv); |
1829 | ||
1830 | return ret; | |
fb1d9738 JB |
1831 | } |
1832 | ||
1833 | int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data, | |
1834 | struct drm_file *file_priv) | |
1835 | { | |
1836 | struct drm_vmw_cursor_bypass_arg *arg = data; | |
1837 | struct vmw_display_unit *du; | |
fb1d9738 JB |
1838 | struct drm_crtc *crtc; |
1839 | int ret = 0; | |
1840 | ||
1841 | ||
1842 | mutex_lock(&dev->mode_config.mutex); | |
1843 | if (arg->flags & DRM_VMW_CURSOR_BYPASS_ALL) { | |
1844 | ||
1845 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
1846 | du = vmw_crtc_to_du(crtc); | |
1847 | du->hotspot_x = arg->xhot; | |
1848 | du->hotspot_y = arg->yhot; | |
1849 | } | |
1850 | ||
1851 | mutex_unlock(&dev->mode_config.mutex); | |
1852 | return 0; | |
1853 | } | |
1854 | ||
418da172 | 1855 | crtc = drm_crtc_find(dev, file_priv, arg->crtc_id); |
a4cd5d68 | 1856 | if (!crtc) { |
4ae87ff0 | 1857 | ret = -ENOENT; |
fb1d9738 JB |
1858 | goto out; |
1859 | } | |
1860 | ||
fb1d9738 JB |
1861 | du = vmw_crtc_to_du(crtc); |
1862 | ||
1863 | du->hotspot_x = arg->xhot; | |
1864 | du->hotspot_y = arg->yhot; | |
1865 | ||
1866 | out: | |
1867 | mutex_unlock(&dev->mode_config.mutex); | |
1868 | ||
1869 | return ret; | |
1870 | } | |
1871 | ||
0bef23f9 | 1872 | int vmw_kms_write_svga(struct vmw_private *vmw_priv, |
d7e1958d | 1873 | unsigned width, unsigned height, unsigned pitch, |
6558429b | 1874 | unsigned bpp, unsigned depth) |
fb1d9738 | 1875 | { |
d7e1958d JB |
1876 | if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK) |
1877 | vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, pitch); | |
1878 | else if (vmw_fifo_have_pitchlock(vmw_priv)) | |
b76ff5ea TH |
1879 | vmw_mmio_write(pitch, vmw_priv->mmio_virt + |
1880 | SVGA_FIFO_PITCHLOCK); | |
d7e1958d JB |
1881 | vmw_write(vmw_priv, SVGA_REG_WIDTH, width); |
1882 | vmw_write(vmw_priv, SVGA_REG_HEIGHT, height); | |
6558429b | 1883 | vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, bpp); |
0bef23f9 MD |
1884 | |
1885 | if (vmw_read(vmw_priv, SVGA_REG_DEPTH) != depth) { | |
1886 | DRM_ERROR("Invalid depth %u for %u bpp, host expects %u\n", | |
1887 | depth, bpp, vmw_read(vmw_priv, SVGA_REG_DEPTH)); | |
1888 | return -EINVAL; | |
1889 | } | |
1890 | ||
1891 | return 0; | |
d7e1958d | 1892 | } |
fb1d9738 | 1893 | |
e133e737 TH |
1894 | bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv, |
1895 | uint32_t pitch, | |
1896 | uint32_t height) | |
1897 | { | |
35c05125 SY |
1898 | return ((u64) pitch * (u64) height) < (u64) |
1899 | ((dev_priv->active_display_unit == vmw_du_screen_target) ? | |
1900 | dev_priv->prim_bb_mem : dev_priv->vram_size); | |
e133e737 TH |
1901 | } |
1902 | ||
1c482ab3 JB |
1903 | |
1904 | /** | |
1905 | * Function called by DRM code called with vbl_lock held. | |
1906 | */ | |
4bebe91a | 1907 | u32 vmw_get_vblank_counter(struct drm_crtc *crtc) |
7a1c2f6c TH |
1908 | { |
1909 | return 0; | |
1910 | } | |
626ab771 | 1911 | |
1c482ab3 JB |
1912 | /** |
1913 | * Function called by DRM code called with vbl_lock held. | |
1914 | */ | |
4bebe91a | 1915 | int vmw_enable_vblank(struct drm_crtc *crtc) |
1c482ab3 | 1916 | { |
2b0bc68c | 1917 | return -EINVAL; |
1c482ab3 JB |
1918 | } |
1919 | ||
1920 | /** | |
1921 | * Function called by DRM code called with vbl_lock held. | |
1922 | */ | |
4bebe91a | 1923 | void vmw_disable_vblank(struct drm_crtc *crtc) |
1c482ab3 JB |
1924 | { |
1925 | } | |
1926 | ||
5e24133e DR |
1927 | /** |
1928 | * vmw_du_update_layout - Update the display unit with topology from resolution | |
1929 | * plugin and generate DRM uevent | |
1930 | * @dev_priv: device private | |
1931 | * @num_rects: number of drm_rect in rects | |
1932 | * @rects: toplogy to update | |
626ab771 | 1933 | */ |
5e24133e DR |
1934 | static int vmw_du_update_layout(struct vmw_private *dev_priv, |
1935 | unsigned int num_rects, struct drm_rect *rects) | |
626ab771 JB |
1936 | { |
1937 | struct drm_device *dev = dev_priv->dev; | |
1938 | struct vmw_display_unit *du; | |
1939 | struct drm_connector *con; | |
b89e5ff9 | 1940 | struct drm_connector_list_iter conn_iter; |
9da6e26c TH |
1941 | struct drm_modeset_acquire_ctx ctx; |
1942 | struct drm_crtc *crtc; | |
1943 | int ret; | |
1944 | ||
1945 | /* Currently gui_x/y is protected with the crtc mutex */ | |
1946 | mutex_lock(&dev->mode_config.mutex); | |
1947 | drm_modeset_acquire_init(&ctx, 0); | |
1948 | retry: | |
1949 | drm_for_each_crtc(crtc, dev) { | |
1950 | ret = drm_modeset_lock(&crtc->mutex, &ctx); | |
1951 | if (ret < 0) { | |
1952 | if (ret == -EDEADLK) { | |
1953 | drm_modeset_backoff(&ctx); | |
1954 | goto retry; | |
1955 | } | |
1956 | goto out_fini; | |
1957 | } | |
1958 | } | |
626ab771 | 1959 | |
b89e5ff9 DR |
1960 | drm_connector_list_iter_begin(dev, &conn_iter); |
1961 | drm_for_each_connector_iter(con, &conn_iter) { | |
626ab771 | 1962 | du = vmw_connector_to_du(con); |
5e24133e DR |
1963 | if (num_rects > du->unit) { |
1964 | du->pref_width = drm_rect_width(&rects[du->unit]); | |
1965 | du->pref_height = drm_rect_height(&rects[du->unit]); | |
626ab771 | 1966 | du->pref_active = true; |
5e24133e DR |
1967 | du->gui_x = rects[du->unit].x1; |
1968 | du->gui_y = rects[du->unit].y1; | |
b89e5ff9 DR |
1969 | } else { |
1970 | du->pref_width = 800; | |
1971 | du->pref_height = 600; | |
1972 | du->pref_active = false; | |
1973 | du->gui_x = 0; | |
1974 | du->gui_y = 0; | |
1975 | } | |
6ea77d13 | 1976 | } |
b89e5ff9 | 1977 | drm_connector_list_iter_end(&conn_iter); |
626ab771 JB |
1978 | |
1979 | list_for_each_entry(con, &dev->mode_config.connector_list, head) { | |
1980 | du = vmw_connector_to_du(con); | |
b89e5ff9 | 1981 | if (num_rects > du->unit) { |
578e609a TH |
1982 | drm_object_property_set_value |
1983 | (&con->base, dev->mode_config.suggested_x_property, | |
1984 | du->gui_x); | |
1985 | drm_object_property_set_value | |
1986 | (&con->base, dev->mode_config.suggested_y_property, | |
1987 | du->gui_y); | |
626ab771 | 1988 | } else { |
578e609a TH |
1989 | drm_object_property_set_value |
1990 | (&con->base, dev->mode_config.suggested_x_property, | |
1991 | 0); | |
1992 | drm_object_property_set_value | |
1993 | (&con->base, dev->mode_config.suggested_y_property, | |
1994 | 0); | |
626ab771 JB |
1995 | } |
1996 | con->status = vmw_du_connector_detect(con, true); | |
1997 | } | |
b89e5ff9 | 1998 | |
578e609a | 1999 | drm_sysfs_hotplug_event(dev); |
9da6e26c TH |
2000 | out_fini: |
2001 | drm_modeset_drop_locks(&ctx); | |
2002 | drm_modeset_acquire_fini(&ctx); | |
2003 | mutex_unlock(&dev->mode_config.mutex); | |
2004 | ||
626ab771 JB |
2005 | return 0; |
2006 | } | |
2007 | ||
7ea77283 ML |
2008 | int vmw_du_crtc_gamma_set(struct drm_crtc *crtc, |
2009 | u16 *r, u16 *g, u16 *b, | |
6d124ff8 DV |
2010 | uint32_t size, |
2011 | struct drm_modeset_acquire_ctx *ctx) | |
626ab771 JB |
2012 | { |
2013 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
2014 | int i; | |
2015 | ||
2016 | for (i = 0; i < size; i++) { | |
2017 | DRM_DEBUG("%d r/g/b = 0x%04x / 0x%04x / 0x%04x\n", i, | |
2018 | r[i], g[i], b[i]); | |
2019 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 0, r[i] >> 8); | |
2020 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 1, g[i] >> 8); | |
2021 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 2, b[i] >> 8); | |
2022 | } | |
7ea77283 ML |
2023 | |
2024 | return 0; | |
626ab771 JB |
2025 | } |
2026 | ||
9a69a9ac | 2027 | int vmw_du_connector_dpms(struct drm_connector *connector, int mode) |
626ab771 | 2028 | { |
9a69a9ac | 2029 | return 0; |
626ab771 JB |
2030 | } |
2031 | ||
626ab771 JB |
2032 | enum drm_connector_status |
2033 | vmw_du_connector_detect(struct drm_connector *connector, bool force) | |
2034 | { | |
2035 | uint32_t num_displays; | |
2036 | struct drm_device *dev = connector->dev; | |
2037 | struct vmw_private *dev_priv = vmw_priv(dev); | |
cd2b89e7 | 2038 | struct vmw_display_unit *du = vmw_connector_to_du(connector); |
626ab771 | 2039 | |
626ab771 | 2040 | num_displays = vmw_read(dev_priv, SVGA_REG_NUM_DISPLAYS); |
626ab771 | 2041 | |
cd2b89e7 TH |
2042 | return ((vmw_connector_to_du(connector)->unit < num_displays && |
2043 | du->pref_active) ? | |
626ab771 JB |
2044 | connector_status_connected : connector_status_disconnected); |
2045 | } | |
2046 | ||
2047 | static struct drm_display_mode vmw_kms_connector_builtin[] = { | |
2048 | /* 640x480@60Hz */ | |
2049 | { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, | |
2050 | 752, 800, 0, 480, 489, 492, 525, 0, | |
2051 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
2052 | /* 800x600@60Hz */ | |
2053 | { DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840, | |
2054 | 968, 1056, 0, 600, 601, 605, 628, 0, | |
2055 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2056 | /* 1024x768@60Hz */ | |
2057 | { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, | |
2058 | 1184, 1344, 0, 768, 771, 777, 806, 0, | |
2059 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
2060 | /* 1152x864@75Hz */ | |
2061 | { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, | |
2062 | 1344, 1600, 0, 864, 865, 868, 900, 0, | |
2063 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2064 | /* 1280x768@60Hz */ | |
2065 | { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344, | |
2066 | 1472, 1664, 0, 768, 771, 778, 798, 0, | |
2067 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2068 | /* 1280x800@60Hz */ | |
2069 | { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352, | |
2070 | 1480, 1680, 0, 800, 803, 809, 831, 0, | |
2071 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
2072 | /* 1280x960@60Hz */ | |
2073 | { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376, | |
2074 | 1488, 1800, 0, 960, 961, 964, 1000, 0, | |
2075 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2076 | /* 1280x1024@60Hz */ | |
2077 | { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328, | |
2078 | 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, | |
2079 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2080 | /* 1360x768@60Hz */ | |
2081 | { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424, | |
2082 | 1536, 1792, 0, 768, 771, 777, 795, 0, | |
2083 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2084 | /* 1440x1050@60Hz */ | |
2085 | { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488, | |
2086 | 1632, 1864, 0, 1050, 1053, 1057, 1089, 0, | |
2087 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2088 | /* 1440x900@60Hz */ | |
2089 | { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520, | |
2090 | 1672, 1904, 0, 900, 903, 909, 934, 0, | |
2091 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2092 | /* 1600x1200@60Hz */ | |
2093 | { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664, | |
2094 | 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, | |
2095 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2096 | /* 1680x1050@60Hz */ | |
2097 | { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784, | |
2098 | 1960, 2240, 0, 1050, 1053, 1059, 1089, 0, | |
2099 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2100 | /* 1792x1344@60Hz */ | |
2101 | { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920, | |
2102 | 2120, 2448, 0, 1344, 1345, 1348, 1394, 0, | |
2103 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2104 | /* 1853x1392@60Hz */ | |
2105 | { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952, | |
2106 | 2176, 2528, 0, 1392, 1393, 1396, 1439, 0, | |
2107 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2108 | /* 1920x1200@60Hz */ | |
2109 | { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056, | |
2110 | 2256, 2592, 0, 1200, 1203, 1209, 1245, 0, | |
2111 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2112 | /* 1920x1440@60Hz */ | |
2113 | { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048, | |
2114 | 2256, 2600, 0, 1440, 1441, 1444, 1500, 0, | |
2115 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2116 | /* 2560x1600@60Hz */ | |
2117 | { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752, | |
2118 | 3032, 3504, 0, 1600, 1603, 1609, 1658, 0, | |
2119 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
2120 | /* Terminate */ | |
2121 | { DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) }, | |
2122 | }; | |
2123 | ||
1543b4dd TH |
2124 | /** |
2125 | * vmw_guess_mode_timing - Provide fake timings for a | |
2126 | * 60Hz vrefresh mode. | |
2127 | * | |
2128 | * @mode - Pointer to a struct drm_display_mode with hdisplay and vdisplay | |
2129 | * members filled in. | |
2130 | */ | |
a278724a | 2131 | void vmw_guess_mode_timing(struct drm_display_mode *mode) |
1543b4dd TH |
2132 | { |
2133 | mode->hsync_start = mode->hdisplay + 50; | |
2134 | mode->hsync_end = mode->hsync_start + 50; | |
2135 | mode->htotal = mode->hsync_end + 50; | |
2136 | ||
2137 | mode->vsync_start = mode->vdisplay + 50; | |
2138 | mode->vsync_end = mode->vsync_start + 50; | |
2139 | mode->vtotal = mode->vsync_end + 50; | |
2140 | ||
2141 | mode->clock = (u32)mode->htotal * (u32)mode->vtotal / 100 * 6; | |
1543b4dd TH |
2142 | } |
2143 | ||
2144 | ||
626ab771 JB |
2145 | int vmw_du_connector_fill_modes(struct drm_connector *connector, |
2146 | uint32_t max_width, uint32_t max_height) | |
2147 | { | |
2148 | struct vmw_display_unit *du = vmw_connector_to_du(connector); | |
2149 | struct drm_device *dev = connector->dev; | |
2150 | struct vmw_private *dev_priv = vmw_priv(dev); | |
2151 | struct drm_display_mode *mode = NULL; | |
2152 | struct drm_display_mode *bmode; | |
2153 | struct drm_display_mode prefmode = { DRM_MODE("preferred", | |
2154 | DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, | |
2155 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
2156 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) | |
2157 | }; | |
2158 | int i; | |
7c20d213 | 2159 | u32 assumed_bpp = 4; |
9a72384d | 2160 | |
04319d89 SY |
2161 | if (dev_priv->assume_16bpp) |
2162 | assumed_bpp = 2; | |
626ab771 | 2163 | |
140b4e67 DR |
2164 | max_width = min(max_width, dev_priv->texture_max_width); |
2165 | max_height = min(max_height, dev_priv->texture_max_height); | |
2166 | ||
2167 | /* | |
2168 | * For STDU extra limit for a mode on SVGA_REG_SCREENTARGET_MAX_WIDTH/ | |
2169 | * HEIGHT registers. | |
2170 | */ | |
35c05125 SY |
2171 | if (dev_priv->active_display_unit == vmw_du_screen_target) { |
2172 | max_width = min(max_width, dev_priv->stdu_max_width); | |
2173 | max_height = min(max_height, dev_priv->stdu_max_height); | |
2174 | } | |
2175 | ||
626ab771 | 2176 | /* Add preferred mode */ |
c8261a96 SY |
2177 | mode = drm_mode_duplicate(dev, &prefmode); |
2178 | if (!mode) | |
2179 | return 0; | |
2180 | mode->hdisplay = du->pref_width; | |
2181 | mode->vdisplay = du->pref_height; | |
2182 | vmw_guess_mode_timing(mode); | |
626ab771 | 2183 | |
c8261a96 SY |
2184 | if (vmw_kms_validate_mode_vram(dev_priv, |
2185 | mode->hdisplay * assumed_bpp, | |
2186 | mode->vdisplay)) { | |
2187 | drm_mode_probed_add(connector, mode); | |
2188 | } else { | |
2189 | drm_mode_destroy(dev, mode); | |
2190 | mode = NULL; | |
2191 | } | |
55bde5b2 | 2192 | |
c8261a96 SY |
2193 | if (du->pref_mode) { |
2194 | list_del_init(&du->pref_mode->head); | |
2195 | drm_mode_destroy(dev, du->pref_mode); | |
626ab771 JB |
2196 | } |
2197 | ||
c8261a96 SY |
2198 | /* mode might be null here, this is intended */ |
2199 | du->pref_mode = mode; | |
2200 | ||
626ab771 JB |
2201 | for (i = 0; vmw_kms_connector_builtin[i].type != 0; i++) { |
2202 | bmode = &vmw_kms_connector_builtin[i]; | |
2203 | if (bmode->hdisplay > max_width || | |
2204 | bmode->vdisplay > max_height) | |
2205 | continue; | |
2206 | ||
9a72384d SY |
2207 | if (!vmw_kms_validate_mode_vram(dev_priv, |
2208 | bmode->hdisplay * assumed_bpp, | |
626ab771 JB |
2209 | bmode->vdisplay)) |
2210 | continue; | |
2211 | ||
2212 | mode = drm_mode_duplicate(dev, bmode); | |
2213 | if (!mode) | |
2214 | return 0; | |
626ab771 JB |
2215 | |
2216 | drm_mode_probed_add(connector, mode); | |
2217 | } | |
2218 | ||
97e14fbe | 2219 | drm_connector_list_update(connector); |
f6b05004 TH |
2220 | /* Move the prefered mode first, help apps pick the right mode. */ |
2221 | drm_mode_sort(&connector->modes); | |
626ab771 JB |
2222 | |
2223 | return 1; | |
2224 | } | |
2225 | ||
5e24133e DR |
2226 | /** |
2227 | * vmw_kms_update_layout_ioctl - Handler for DRM_VMW_UPDATE_LAYOUT ioctl | |
2228 | * @dev: drm device for the ioctl | |
2229 | * @data: data pointer for the ioctl | |
2230 | * @file_priv: drm file for the ioctl call | |
2231 | * | |
2232 | * Update preferred topology of display unit as per ioctl request. The topology | |
2233 | * is expressed as array of drm_vmw_rect. | |
2234 | * e.g. | |
2235 | * [0 0 640 480] [640 0 800 600] [0 480 640 480] | |
2236 | * | |
2237 | * NOTE: | |
2238 | * The x and y offset (upper left) in drm_vmw_rect cannot be less than 0. Beside | |
2239 | * device limit on topology, x + w and y + h (lower right) cannot be greater | |
2240 | * than INT_MAX. So topology beyond these limits will return with error. | |
2241 | * | |
2242 | * Returns: | |
2243 | * Zero on success, negative errno on failure. | |
2244 | */ | |
cd2b89e7 TH |
2245 | int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data, |
2246 | struct drm_file *file_priv) | |
2247 | { | |
2248 | struct vmw_private *dev_priv = vmw_priv(dev); | |
0c1b174b | 2249 | struct drm_mode_config *mode_config = &dev->mode_config; |
cd2b89e7 TH |
2250 | struct drm_vmw_update_layout_arg *arg = |
2251 | (struct drm_vmw_update_layout_arg *)data; | |
cd2b89e7 TH |
2252 | void __user *user_rects; |
2253 | struct drm_vmw_rect *rects; | |
5e24133e | 2254 | struct drm_rect *drm_rects; |
cd2b89e7 | 2255 | unsigned rects_size; |
5e24133e | 2256 | int ret, i; |
cd2b89e7 | 2257 | |
cd2b89e7 | 2258 | if (!arg->num_outputs) { |
5e24133e | 2259 | struct drm_rect def_rect = {0, 0, 800, 600}; |
745adc3f DR |
2260 | VMW_DEBUG_KMS("Default layout x1 = %d y1 = %d x2 = %d y2 = %d\n", |
2261 | def_rect.x1, def_rect.y1, | |
2262 | def_rect.x2, def_rect.y2); | |
cd2b89e7 | 2263 | vmw_du_update_layout(dev_priv, 1, &def_rect); |
5151adb3 | 2264 | return 0; |
cd2b89e7 TH |
2265 | } |
2266 | ||
2267 | rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect); | |
bab9efc2 XW |
2268 | rects = kcalloc(arg->num_outputs, sizeof(struct drm_vmw_rect), |
2269 | GFP_KERNEL); | |
5151adb3 TH |
2270 | if (unlikely(!rects)) |
2271 | return -ENOMEM; | |
cd2b89e7 TH |
2272 | |
2273 | user_rects = (void __user *)(unsigned long)arg->rects; | |
2274 | ret = copy_from_user(rects, user_rects, rects_size); | |
2275 | if (unlikely(ret != 0)) { | |
2276 | DRM_ERROR("Failed to get rects.\n"); | |
2277 | ret = -EFAULT; | |
2278 | goto out_free; | |
2279 | } | |
2280 | ||
5e24133e | 2281 | drm_rects = (struct drm_rect *)rects; |
65ade7d3 | 2282 | |
745adc3f | 2283 | VMW_DEBUG_KMS("Layout count = %u\n", arg->num_outputs); |
5e24133e DR |
2284 | for (i = 0; i < arg->num_outputs; i++) { |
2285 | struct drm_vmw_rect curr_rect; | |
cd2b89e7 | 2286 | |
5e24133e DR |
2287 | /* Verify user-space for overflow as kernel use drm_rect */ |
2288 | if ((rects[i].x + rects[i].w > INT_MAX) || | |
2289 | (rects[i].y + rects[i].h > INT_MAX)) { | |
2290 | ret = -ERANGE; | |
35c05125 SY |
2291 | goto out_free; |
2292 | } | |
2293 | ||
5e24133e DR |
2294 | curr_rect = rects[i]; |
2295 | drm_rects[i].x1 = curr_rect.x; | |
2296 | drm_rects[i].y1 = curr_rect.y; | |
2297 | drm_rects[i].x2 = curr_rect.x + curr_rect.w; | |
2298 | drm_rects[i].y2 = curr_rect.y + curr_rect.h; | |
0c1b174b | 2299 | |
745adc3f DR |
2300 | VMW_DEBUG_KMS(" x1 = %d y1 = %d x2 = %d y2 = %d\n", |
2301 | drm_rects[i].x1, drm_rects[i].y1, | |
2302 | drm_rects[i].x2, drm_rects[i].y2); | |
2303 | ||
0c1b174b DR |
2304 | /* |
2305 | * Currently this check is limiting the topology within | |
2306 | * mode_config->max (which actually is max texture size | |
2307 | * supported by virtual device). This limit is here to address | |
2308 | * window managers that create a big framebuffer for whole | |
2309 | * topology. | |
2310 | */ | |
2311 | if (drm_rects[i].x1 < 0 || drm_rects[i].y1 < 0 || | |
2312 | drm_rects[i].x2 > mode_config->max_width || | |
2313 | drm_rects[i].y2 > mode_config->max_height) { | |
9bb34e90 DR |
2314 | VMW_DEBUG_KMS("Invalid layout %d %d %d %d\n", |
2315 | drm_rects[i].x1, drm_rects[i].y1, | |
2316 | drm_rects[i].x2, drm_rects[i].y2); | |
0c1b174b DR |
2317 | ret = -EINVAL; |
2318 | goto out_free; | |
2319 | } | |
cd2b89e7 TH |
2320 | } |
2321 | ||
5e24133e DR |
2322 | ret = vmw_kms_check_display_memory(dev, arg->num_outputs, drm_rects); |
2323 | ||
2324 | if (ret == 0) | |
2325 | vmw_du_update_layout(dev_priv, arg->num_outputs, drm_rects); | |
cd2b89e7 TH |
2326 | |
2327 | out_free: | |
2328 | kfree(rects); | |
cd2b89e7 TH |
2329 | return ret; |
2330 | } | |
1a4b172a TH |
2331 | |
2332 | /** | |
2333 | * vmw_kms_helper_dirty - Helper to build commands and perform actions based | |
2334 | * on a set of cliprects and a set of display units. | |
2335 | * | |
2336 | * @dev_priv: Pointer to a device private structure. | |
2337 | * @framebuffer: Pointer to the framebuffer on which to perform the actions. | |
2338 | * @clips: A set of struct drm_clip_rect. Either this os @vclips must be NULL. | |
2339 | * Cliprects are given in framebuffer coordinates. | |
2340 | * @vclips: A set of struct drm_vmw_rect cliprects. Either this or @clips must | |
2341 | * be NULL. Cliprects are given in source coordinates. | |
2342 | * @dest_x: X coordinate offset for the crtc / destination clip rects. | |
2343 | * @dest_y: Y coordinate offset for the crtc / destination clip rects. | |
2344 | * @num_clips: Number of cliprects in the @clips or @vclips array. | |
2345 | * @increment: Integer with which to increment the clip counter when looping. | |
2346 | * Used to skip a predetermined number of clip rects. | |
2347 | * @dirty: Closure structure. See the description of struct vmw_kms_dirty. | |
2348 | */ | |
2349 | int vmw_kms_helper_dirty(struct vmw_private *dev_priv, | |
2350 | struct vmw_framebuffer *framebuffer, | |
2351 | const struct drm_clip_rect *clips, | |
2352 | const struct drm_vmw_rect *vclips, | |
2353 | s32 dest_x, s32 dest_y, | |
2354 | int num_clips, | |
2355 | int increment, | |
2356 | struct vmw_kms_dirty *dirty) | |
2357 | { | |
2358 | struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS]; | |
2359 | struct drm_crtc *crtc; | |
2360 | u32 num_units = 0; | |
2361 | u32 i, k; | |
1a4b172a TH |
2362 | |
2363 | dirty->dev_priv = dev_priv; | |
2364 | ||
91e9f352 DR |
2365 | /* If crtc is passed, no need to iterate over other display units */ |
2366 | if (dirty->crtc) { | |
2367 | units[num_units++] = vmw_crtc_to_du(dirty->crtc); | |
2368 | } else { | |
2369 | list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, | |
2370 | head) { | |
464ce098 VS |
2371 | struct drm_plane *plane = crtc->primary; |
2372 | ||
2373 | if (plane->state->fb == &framebuffer->base) | |
2374 | units[num_units++] = vmw_crtc_to_du(crtc); | |
91e9f352 | 2375 | } |
1a4b172a TH |
2376 | } |
2377 | ||
2378 | for (k = 0; k < num_units; k++) { | |
2379 | struct vmw_display_unit *unit = units[k]; | |
2380 | s32 crtc_x = unit->crtc.x; | |
2381 | s32 crtc_y = unit->crtc.y; | |
2382 | s32 crtc_width = unit->crtc.mode.hdisplay; | |
2383 | s32 crtc_height = unit->crtc.mode.vdisplay; | |
2384 | const struct drm_clip_rect *clips_ptr = clips; | |
2385 | const struct drm_vmw_rect *vclips_ptr = vclips; | |
2386 | ||
2387 | dirty->unit = unit; | |
2388 | if (dirty->fifo_reserve_size > 0) { | |
11c45419 | 2389 | dirty->cmd = VMW_FIFO_RESERVE(dev_priv, |
1a4b172a | 2390 | dirty->fifo_reserve_size); |
11c45419 | 2391 | if (!dirty->cmd) |
f3b8c0ca | 2392 | return -ENOMEM; |
11c45419 | 2393 | |
1a4b172a TH |
2394 | memset(dirty->cmd, 0, dirty->fifo_reserve_size); |
2395 | } | |
2396 | dirty->num_hits = 0; | |
2397 | for (i = 0; i < num_clips; i++, clips_ptr += increment, | |
2398 | vclips_ptr += increment) { | |
2399 | s32 clip_left; | |
2400 | s32 clip_top; | |
2401 | ||
2402 | /* | |
2403 | * Select clip array type. Note that integer type | |
2404 | * in @clips is unsigned short, whereas in @vclips | |
2405 | * it's 32-bit. | |
2406 | */ | |
2407 | if (clips) { | |
2408 | dirty->fb_x = (s32) clips_ptr->x1; | |
2409 | dirty->fb_y = (s32) clips_ptr->y1; | |
2410 | dirty->unit_x2 = (s32) clips_ptr->x2 + dest_x - | |
2411 | crtc_x; | |
2412 | dirty->unit_y2 = (s32) clips_ptr->y2 + dest_y - | |
2413 | crtc_y; | |
2414 | } else { | |
2415 | dirty->fb_x = vclips_ptr->x; | |
2416 | dirty->fb_y = vclips_ptr->y; | |
2417 | dirty->unit_x2 = dirty->fb_x + vclips_ptr->w + | |
2418 | dest_x - crtc_x; | |
2419 | dirty->unit_y2 = dirty->fb_y + vclips_ptr->h + | |
2420 | dest_y - crtc_y; | |
2421 | } | |
2422 | ||
2423 | dirty->unit_x1 = dirty->fb_x + dest_x - crtc_x; | |
2424 | dirty->unit_y1 = dirty->fb_y + dest_y - crtc_y; | |
2425 | ||
2426 | /* Skip this clip if it's outside the crtc region */ | |
2427 | if (dirty->unit_x1 >= crtc_width || | |
2428 | dirty->unit_y1 >= crtc_height || | |
2429 | dirty->unit_x2 <= 0 || dirty->unit_y2 <= 0) | |
2430 | continue; | |
2431 | ||
2432 | /* Clip right and bottom to crtc limits */ | |
2433 | dirty->unit_x2 = min_t(s32, dirty->unit_x2, | |
2434 | crtc_width); | |
2435 | dirty->unit_y2 = min_t(s32, dirty->unit_y2, | |
2436 | crtc_height); | |
2437 | ||
2438 | /* Clip left and top to crtc limits */ | |
2439 | clip_left = min_t(s32, dirty->unit_x1, 0); | |
2440 | clip_top = min_t(s32, dirty->unit_y1, 0); | |
2441 | dirty->unit_x1 -= clip_left; | |
2442 | dirty->unit_y1 -= clip_top; | |
2443 | dirty->fb_x -= clip_left; | |
2444 | dirty->fb_y -= clip_top; | |
2445 | ||
2446 | dirty->clip(dirty); | |
2447 | } | |
2448 | ||
2449 | dirty->fifo_commit(dirty); | |
2450 | } | |
2451 | ||
2452 | return 0; | |
2453 | } | |
2454 | ||
2455 | /** | |
2724b2d5 TH |
2456 | * vmw_kms_helper_validation_finish - Helper for post KMS command submission |
2457 | * cleanup and fencing | |
2458 | * @dev_priv: Pointer to the device-private struct | |
2459 | * @file_priv: Pointer identifying the client when user-space fencing is used | |
2460 | * @ctx: Pointer to the validation context | |
2461 | * @out_fence: If non-NULL, returned refcounted fence-pointer | |
2462 | * @user_fence_rep: If non-NULL, pointer to user-space address area | |
2463 | * in which to copy user-space fence info | |
1a4b172a | 2464 | */ |
2724b2d5 TH |
2465 | void vmw_kms_helper_validation_finish(struct vmw_private *dev_priv, |
2466 | struct drm_file *file_priv, | |
2467 | struct vmw_validation_context *ctx, | |
2468 | struct vmw_fence_obj **out_fence, | |
2469 | struct drm_vmw_fence_rep __user * | |
2470 | user_fence_rep) | |
2471 | { | |
2472 | struct vmw_fence_obj *fence = NULL; | |
51fdbeb4 TH |
2473 | uint32_t handle = 0; |
2474 | int ret = 0; | |
1a4b172a | 2475 | |
2724b2d5 TH |
2476 | if (file_priv || user_fence_rep || vmw_validation_has_bos(ctx) || |
2477 | out_fence) | |
2478 | ret = vmw_execbuf_fence_commands(file_priv, dev_priv, &fence, | |
2479 | file_priv ? &handle : NULL); | |
2480 | vmw_validation_done(ctx, fence); | |
1a4b172a TH |
2481 | if (file_priv) |
2482 | vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), | |
2483 | ret, user_fence_rep, fence, | |
c906965d | 2484 | handle, -1, NULL); |
1a4b172a TH |
2485 | if (out_fence) |
2486 | *out_fence = fence; | |
2487 | else | |
2488 | vmw_fence_obj_unreference(&fence); | |
1a4b172a | 2489 | } |
6bf6bf03 TH |
2490 | |
2491 | /** | |
2492 | * vmw_kms_update_proxy - Helper function to update a proxy surface from | |
2493 | * its backing MOB. | |
2494 | * | |
2495 | * @res: Pointer to the surface resource | |
2496 | * @clips: Clip rects in framebuffer (surface) space. | |
2497 | * @num_clips: Number of clips in @clips. | |
2498 | * @increment: Integer with which to increment the clip counter when looping. | |
2499 | * Used to skip a predetermined number of clip rects. | |
2500 | * | |
2501 | * This function makes sure the proxy surface is updated from its backing MOB | |
2502 | * using the region given by @clips. The surface resource @res and its backing | |
2503 | * MOB needs to be reserved and validated on call. | |
2504 | */ | |
2505 | int vmw_kms_update_proxy(struct vmw_resource *res, | |
2506 | const struct drm_clip_rect *clips, | |
2507 | unsigned num_clips, | |
2508 | int increment) | |
2509 | { | |
2510 | struct vmw_private *dev_priv = res->dev_priv; | |
26b82873 | 2511 | struct drm_vmw_size *size = &vmw_res_to_srf(res)->metadata.base_size; |
6bf6bf03 TH |
2512 | struct { |
2513 | SVGA3dCmdHeader header; | |
2514 | SVGA3dCmdUpdateGBImage body; | |
2515 | } *cmd; | |
2516 | SVGA3dBox *box; | |
2517 | size_t copy_size = 0; | |
2518 | int i; | |
2519 | ||
2520 | if (!clips) | |
2521 | return 0; | |
2522 | ||
11c45419 DR |
2523 | cmd = VMW_FIFO_RESERVE(dev_priv, sizeof(*cmd) * num_clips); |
2524 | if (!cmd) | |
6bf6bf03 | 2525 | return -ENOMEM; |
6bf6bf03 TH |
2526 | |
2527 | for (i = 0; i < num_clips; ++i, clips += increment, ++cmd) { | |
2528 | box = &cmd->body.box; | |
2529 | ||
2530 | cmd->header.id = SVGA_3D_CMD_UPDATE_GB_IMAGE; | |
2531 | cmd->header.size = sizeof(cmd->body); | |
2532 | cmd->body.image.sid = res->id; | |
2533 | cmd->body.image.face = 0; | |
2534 | cmd->body.image.mipmap = 0; | |
2535 | ||
2536 | if (clips->x1 > size->width || clips->x2 > size->width || | |
2537 | clips->y1 > size->height || clips->y2 > size->height) { | |
2538 | DRM_ERROR("Invalid clips outsize of framebuffer.\n"); | |
2539 | return -EINVAL; | |
2540 | } | |
2541 | ||
2542 | box->x = clips->x1; | |
2543 | box->y = clips->y1; | |
2544 | box->z = 0; | |
2545 | box->w = clips->x2 - clips->x1; | |
2546 | box->h = clips->y2 - clips->y1; | |
2547 | box->d = 1; | |
2548 | ||
2549 | copy_size += sizeof(*cmd); | |
2550 | } | |
2551 | ||
2552 | vmw_fifo_commit(dev_priv, copy_size); | |
2553 | ||
2554 | return 0; | |
2555 | } | |
a278724a TH |
2556 | |
2557 | int vmw_kms_fbdev_init_data(struct vmw_private *dev_priv, | |
2558 | unsigned unit, | |
2559 | u32 max_width, | |
2560 | u32 max_height, | |
2561 | struct drm_connector **p_con, | |
2562 | struct drm_crtc **p_crtc, | |
2563 | struct drm_display_mode **p_mode) | |
2564 | { | |
2565 | struct drm_connector *con; | |
2566 | struct vmw_display_unit *du; | |
2567 | struct drm_display_mode *mode; | |
2568 | int i = 0; | |
21fbd085 | 2569 | int ret = 0; |
a278724a | 2570 | |
21fbd085 | 2571 | mutex_lock(&dev_priv->dev->mode_config.mutex); |
a278724a TH |
2572 | list_for_each_entry(con, &dev_priv->dev->mode_config.connector_list, |
2573 | head) { | |
2574 | if (i == unit) | |
2575 | break; | |
2576 | ||
2577 | ++i; | |
2578 | } | |
2579 | ||
4437c115 | 2580 | if (&con->head == &dev_priv->dev->mode_config.connector_list) { |
a278724a | 2581 | DRM_ERROR("Could not find initial display unit.\n"); |
21fbd085 TH |
2582 | ret = -EINVAL; |
2583 | goto out_unlock; | |
a278724a TH |
2584 | } |
2585 | ||
2586 | if (list_empty(&con->modes)) | |
2587 | (void) vmw_du_connector_fill_modes(con, max_width, max_height); | |
2588 | ||
2589 | if (list_empty(&con->modes)) { | |
2590 | DRM_ERROR("Could not find initial display mode.\n"); | |
21fbd085 TH |
2591 | ret = -EINVAL; |
2592 | goto out_unlock; | |
a278724a TH |
2593 | } |
2594 | ||
2595 | du = vmw_connector_to_du(con); | |
2596 | *p_con = con; | |
2597 | *p_crtc = &du->crtc; | |
2598 | ||
2599 | list_for_each_entry(mode, &con->modes, head) { | |
2600 | if (mode->type & DRM_MODE_TYPE_PREFERRED) | |
2601 | break; | |
2602 | } | |
2603 | ||
4437c115 | 2604 | if (&mode->head == &con->modes) { |
a278724a TH |
2605 | WARN_ONCE(true, "Could not find initial preferred mode.\n"); |
2606 | *p_mode = list_first_entry(&con->modes, | |
2607 | struct drm_display_mode, | |
2608 | head); | |
4437c115 DC |
2609 | } else { |
2610 | *p_mode = mode; | |
a278724a TH |
2611 | } |
2612 | ||
21fbd085 TH |
2613 | out_unlock: |
2614 | mutex_unlock(&dev_priv->dev->mode_config.mutex); | |
2615 | ||
2616 | return ret; | |
a278724a | 2617 | } |
75c06855 | 2618 | |
76404ac0 TH |
2619 | /** |
2620 | * vmw_kms_create_implicit_placement_proparty - Set up the implicit placement | |
2621 | * property. | |
2622 | * | |
2623 | * @dev_priv: Pointer to a device private struct. | |
76404ac0 TH |
2624 | * |
2625 | * Sets up the implicit placement property unless it's already set up. | |
2626 | */ | |
2627 | void | |
9d9486e4 | 2628 | vmw_kms_create_implicit_placement_property(struct vmw_private *dev_priv) |
76404ac0 TH |
2629 | { |
2630 | if (dev_priv->implicit_placement_property) | |
2631 | return; | |
2632 | ||
2633 | dev_priv->implicit_placement_property = | |
2634 | drm_property_create_range(dev_priv->dev, | |
9d9486e4 | 2635 | DRM_MODE_PROP_IMMUTABLE, |
76404ac0 | 2636 | "implicit_placement", 0, 1); |
76404ac0 | 2637 | } |
904bb5e5 | 2638 | |
c3b9b165 TH |
2639 | /** |
2640 | * vmw_kms_suspend - Save modesetting state and turn modesetting off. | |
2641 | * | |
2642 | * @dev: Pointer to the drm device | |
2643 | * Return: 0 on success. Negative error code on failure. | |
2644 | */ | |
2645 | int vmw_kms_suspend(struct drm_device *dev) | |
2646 | { | |
2647 | struct vmw_private *dev_priv = vmw_priv(dev); | |
2648 | ||
2649 | dev_priv->suspend_state = drm_atomic_helper_suspend(dev); | |
2650 | if (IS_ERR(dev_priv->suspend_state)) { | |
2651 | int ret = PTR_ERR(dev_priv->suspend_state); | |
2652 | ||
2653 | DRM_ERROR("Failed kms suspend: %d\n", ret); | |
2654 | dev_priv->suspend_state = NULL; | |
2655 | ||
2656 | return ret; | |
2657 | } | |
2658 | ||
2659 | return 0; | |
2660 | } | |
2661 | ||
2662 | ||
2663 | /** | |
2664 | * vmw_kms_resume - Re-enable modesetting and restore state | |
2665 | * | |
2666 | * @dev: Pointer to the drm device | |
2667 | * Return: 0 on success. Negative error code on failure. | |
2668 | * | |
2669 | * State is resumed from a previous vmw_kms_suspend(). It's illegal | |
2670 | * to call this function without a previous vmw_kms_suspend(). | |
2671 | */ | |
2672 | int vmw_kms_resume(struct drm_device *dev) | |
2673 | { | |
2674 | struct vmw_private *dev_priv = vmw_priv(dev); | |
2675 | int ret; | |
2676 | ||
2677 | if (WARN_ON(!dev_priv->suspend_state)) | |
2678 | return 0; | |
2679 | ||
2680 | ret = drm_atomic_helper_resume(dev, dev_priv->suspend_state); | |
2681 | dev_priv->suspend_state = NULL; | |
2682 | ||
2683 | return ret; | |
2684 | } | |
2b4f44ee | 2685 | |
140bcaa2 TH |
2686 | /** |
2687 | * vmw_kms_lost_device - Notify kms that modesetting capabilities will be lost | |
2688 | * | |
2689 | * @dev: Pointer to the drm device | |
2690 | */ | |
2691 | void vmw_kms_lost_device(struct drm_device *dev) | |
2692 | { | |
2693 | drm_atomic_helper_shutdown(dev); | |
2694 | } | |
e41774c0 DR |
2695 | |
2696 | /** | |
2697 | * vmw_du_helper_plane_update - Helper to do plane update on a display unit. | |
2698 | * @update: The closure structure. | |
2699 | * | |
2700 | * Call this helper after setting callbacks in &vmw_du_update_plane to do plane | |
2701 | * update on display unit. | |
2702 | * | |
2703 | * Return: 0 on success or a negative error code on failure. | |
2704 | */ | |
2705 | int vmw_du_helper_plane_update(struct vmw_du_update_plane *update) | |
2706 | { | |
2707 | struct drm_plane_state *state = update->plane->state; | |
2708 | struct drm_plane_state *old_state = update->old_state; | |
2709 | struct drm_atomic_helper_damage_iter iter; | |
2710 | struct drm_rect clip; | |
2711 | struct drm_rect bb; | |
2712 | DECLARE_VAL_CONTEXT(val_ctx, NULL, 0); | |
2713 | uint32_t reserved_size = 0; | |
2714 | uint32_t submit_size = 0; | |
2715 | uint32_t curr_size = 0; | |
2716 | uint32_t num_hits = 0; | |
2717 | void *cmd_start; | |
2718 | char *cmd_next; | |
2719 | int ret; | |
2720 | ||
2721 | /* | |
2722 | * Iterate in advance to check if really need plane update and find the | |
2723 | * number of clips that actually are in plane src for fifo allocation. | |
2724 | */ | |
2725 | drm_atomic_helper_damage_iter_init(&iter, old_state, state); | |
2726 | drm_atomic_for_each_plane_damage(&iter, &clip) | |
2727 | num_hits++; | |
2728 | ||
2729 | if (num_hits == 0) | |
2730 | return 0; | |
2731 | ||
2732 | if (update->vfb->bo) { | |
2733 | struct vmw_framebuffer_bo *vfbbo = | |
2734 | container_of(update->vfb, typeof(*vfbbo), base); | |
2735 | ||
2736 | ret = vmw_validation_add_bo(&val_ctx, vfbbo->buffer, false, | |
2737 | update->cpu_blit); | |
2738 | } else { | |
2739 | struct vmw_framebuffer_surface *vfbs = | |
2740 | container_of(update->vfb, typeof(*vfbs), base); | |
2741 | ||
2742 | ret = vmw_validation_add_resource(&val_ctx, &vfbs->surface->res, | |
a9f58c45 TH |
2743 | 0, VMW_RES_DIRTY_NONE, NULL, |
2744 | NULL); | |
e41774c0 DR |
2745 | } |
2746 | ||
2747 | if (ret) | |
2748 | return ret; | |
2749 | ||
2750 | ret = vmw_validation_prepare(&val_ctx, update->mutex, update->intr); | |
2751 | if (ret) | |
2752 | goto out_unref; | |
2753 | ||
2754 | reserved_size = update->calc_fifo_size(update, num_hits); | |
11c45419 | 2755 | cmd_start = VMW_FIFO_RESERVE(update->dev_priv, reserved_size); |
e41774c0 DR |
2756 | if (!cmd_start) { |
2757 | ret = -ENOMEM; | |
2758 | goto out_revert; | |
2759 | } | |
2760 | ||
2761 | cmd_next = cmd_start; | |
2762 | ||
2763 | if (update->post_prepare) { | |
2764 | curr_size = update->post_prepare(update, cmd_next); | |
2765 | cmd_next += curr_size; | |
2766 | submit_size += curr_size; | |
2767 | } | |
2768 | ||
2769 | if (update->pre_clip) { | |
2770 | curr_size = update->pre_clip(update, cmd_next, num_hits); | |
2771 | cmd_next += curr_size; | |
2772 | submit_size += curr_size; | |
2773 | } | |
2774 | ||
2775 | bb.x1 = INT_MAX; | |
2776 | bb.y1 = INT_MAX; | |
2777 | bb.x2 = INT_MIN; | |
2778 | bb.y2 = INT_MIN; | |
2779 | ||
2780 | drm_atomic_helper_damage_iter_init(&iter, old_state, state); | |
2781 | drm_atomic_for_each_plane_damage(&iter, &clip) { | |
2782 | uint32_t fb_x = clip.x1; | |
2783 | uint32_t fb_y = clip.y1; | |
2784 | ||
2785 | vmw_du_translate_to_crtc(state, &clip); | |
2786 | if (update->clip) { | |
2787 | curr_size = update->clip(update, cmd_next, &clip, fb_x, | |
2788 | fb_y); | |
2789 | cmd_next += curr_size; | |
2790 | submit_size += curr_size; | |
2791 | } | |
2792 | bb.x1 = min_t(int, bb.x1, clip.x1); | |
2793 | bb.y1 = min_t(int, bb.y1, clip.y1); | |
2794 | bb.x2 = max_t(int, bb.x2, clip.x2); | |
2795 | bb.y2 = max_t(int, bb.y2, clip.y2); | |
2796 | } | |
2797 | ||
2798 | curr_size = update->post_clip(update, cmd_next, &bb); | |
2799 | submit_size += curr_size; | |
2800 | ||
2801 | if (reserved_size < submit_size) | |
2802 | submit_size = 0; | |
2803 | ||
2804 | vmw_fifo_commit(update->dev_priv, submit_size); | |
2805 | ||
2806 | vmw_kms_helper_validation_finish(update->dev_priv, NULL, &val_ctx, | |
2807 | update->out_fence, NULL); | |
2808 | return ret; | |
2809 | ||
2810 | out_revert: | |
2811 | vmw_validation_revert(&val_ctx); | |
2812 | ||
2813 | out_unref: | |
2814 | vmw_validation_unref_lists(&val_ctx); | |
2815 | return ret; | |
2816 | } |