Commit | Line | Data |
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dff96888 | 1 | // SPDX-License-Identifier: GPL-2.0 OR MIT |
fb1d9738 JB |
2 | /************************************************************************** |
3 | * | |
d6667f0d ZR |
4 | * Copyright (c) 2009-2024 Broadcom. All Rights Reserved. The term |
5 | * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. | |
fb1d9738 JB |
6 | * |
7 | * Permission is hereby granted, free of charge, to any person obtaining a | |
8 | * copy of this software and associated documentation files (the | |
9 | * "Software"), to deal in the Software without restriction, including | |
10 | * without limitation the rights to use, copy, modify, merge, publish, | |
11 | * distribute, sub license, and/or sell copies of the Software, and to | |
12 | * permit persons to whom the Software is furnished to do so, subject to | |
13 | * the following conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice (including the | |
16 | * next paragraph) shall be included in all copies or substantial portions | |
17 | * of the Software. | |
18 | * | |
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
20 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
21 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL | |
22 | * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, | |
23 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR | |
24 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE | |
25 | * USE OR OTHER DEALINGS IN THE SOFTWARE. | |
26 | * | |
27 | **************************************************************************/ | |
da7ffb96 | 28 | #include "vmwgfx_kms.h" |
09881d29 ZR |
29 | |
30 | #include "vmwgfx_bo.h" | |
cd2eb57d | 31 | #include "vmwgfx_vkms.h" |
da7ffb96 ZR |
32 | #include "vmw_surface_cache.h" |
33 | ||
9c2542a4 SY |
34 | #include <drm/drm_atomic.h> |
35 | #include <drm/drm_atomic_helper.h> | |
e41774c0 | 36 | #include <drm/drm_damage_helper.h> |
d5c1f011 | 37 | #include <drm/drm_fourcc.h> |
d5c1f011 SR |
38 | #include <drm/drm_rect.h> |
39 | #include <drm/drm_sysfs.h> | |
935f7950 | 40 | #include <drm/drm_edid.h> |
d5c1f011 | 41 | |
cd2eb57d ZR |
42 | void vmw_du_init(struct vmw_display_unit *du) |
43 | { | |
7b006203 | 44 | vmw_vkms_crtc_init(&du->crtc); |
cd2eb57d ZR |
45 | } |
46 | ||
c8261a96 | 47 | void vmw_du_cleanup(struct vmw_display_unit *du) |
fb1d9738 | 48 | { |
2cd80dbd | 49 | struct vmw_private *dev_priv = vmw_priv(du->primary.dev); |
7b006203 ZR |
50 | |
51 | vmw_vkms_crtc_cleanup(&du->crtc); | |
36cc79bc | 52 | drm_plane_cleanup(&du->primary); |
2cd80dbd | 53 | if (vmw_cmd_supported(dev_priv)) |
485d98d4 | 54 | drm_plane_cleanup(&du->cursor.base); |
36cc79bc | 55 | |
34ea3d38 | 56 | drm_connector_unregister(&du->connector); |
fb1d9738 JB |
57 | drm_crtc_cleanup(&du->crtc); |
58 | drm_encoder_cleanup(&du->encoder); | |
59 | drm_connector_cleanup(&du->connector); | |
60 | } | |
61 | ||
62 | /* | |
63 | * Display Unit Cursor functions | |
64 | */ | |
65 | ||
53bc3f6f | 66 | static int vmw_du_cursor_plane_unmap_cm(struct vmw_plane_state *vps); |
bb6780aa MB |
67 | static void vmw_cursor_update_mob(struct vmw_private *dev_priv, |
68 | struct vmw_plane_state *vps, | |
69 | u32 *image, u32 width, u32 height, | |
70 | u32 hotspotX, u32 hotspotY); | |
485d98d4 MK |
71 | |
72 | struct vmw_svga_fifo_cmd_define_cursor { | |
73 | u32 cmd; | |
74 | SVGAFifoCmdDefineAlphaCursor cursor; | |
75 | }; | |
76 | ||
53bc3f6f MB |
77 | /** |
78 | * vmw_send_define_cursor_cmd - queue a define cursor command | |
79 | * @dev_priv: the private driver struct | |
80 | * @image: buffer which holds the cursor image | |
81 | * @width: width of the mouse cursor image | |
82 | * @height: height of the mouse cursor image | |
83 | * @hotspotX: the horizontal position of mouse hotspot | |
84 | * @hotspotY: the vertical position of mouse hotspot | |
85 | */ | |
86 | static void vmw_send_define_cursor_cmd(struct vmw_private *dev_priv, | |
87 | u32 *image, u32 width, u32 height, | |
88 | u32 hotspotX, u32 hotspotY) | |
fb1d9738 | 89 | { |
485d98d4 MK |
90 | struct vmw_svga_fifo_cmd_define_cursor *cmd; |
91 | const u32 image_size = width * height * sizeof(*image); | |
92 | const u32 cmd_size = sizeof(*cmd) + image_size; | |
fb1d9738 | 93 | |
485d98d4 MK |
94 | /* Try to reserve fifocmd space and swallow any failures; |
95 | such reservations cannot be left unconsumed for long | |
96 | under the risk of clogging other fifocmd users, so | |
97 | we treat reservations separtely from the way we treat | |
98 | other fallible KMS-atomic resources at prepare_fb */ | |
8426ed9c | 99 | cmd = VMW_CMD_RESERVE(dev_priv, cmd_size); |
485d98d4 | 100 | |
92f59ac4 | 101 | if (unlikely(!cmd)) |
485d98d4 | 102 | return; |
fb1d9738 JB |
103 | |
104 | memset(cmd, 0, sizeof(*cmd)); | |
105 | ||
106 | memcpy(&cmd[1], image, image_size); | |
107 | ||
b9eb1a61 TH |
108 | cmd->cmd = SVGA_CMD_DEFINE_ALPHA_CURSOR; |
109 | cmd->cursor.id = 0; | |
110 | cmd->cursor.width = width; | |
111 | cmd->cursor.height = height; | |
112 | cmd->cursor.hotspotX = hotspotX; | |
113 | cmd->cursor.hotspotY = hotspotY; | |
fb1d9738 | 114 | |
8426ed9c | 115 | vmw_cmd_commit_flush(dev_priv, cmd_size); |
fb1d9738 JB |
116 | } |
117 | ||
53bc3f6f MB |
118 | /** |
119 | * vmw_cursor_update_image - update the cursor image on the provided plane | |
120 | * @dev_priv: the private driver struct | |
121 | * @vps: the plane state of the cursor plane | |
122 | * @image: buffer which holds the cursor image | |
123 | * @width: width of the mouse cursor image | |
124 | * @height: height of the mouse cursor image | |
125 | * @hotspotX: the horizontal position of mouse hotspot | |
126 | * @hotspotY: the vertical position of mouse hotspot | |
127 | */ | |
128 | static void vmw_cursor_update_image(struct vmw_private *dev_priv, | |
129 | struct vmw_plane_state *vps, | |
130 | u32 *image, u32 width, u32 height, | |
131 | u32 hotspotX, u32 hotspotY) | |
132 | { | |
92f59ac4 | 133 | if (vps->cursor.bo) |
bb6780aa MB |
134 | vmw_cursor_update_mob(dev_priv, vps, image, |
135 | vps->base.crtc_w, vps->base.crtc_h, | |
136 | hotspotX, hotspotY); | |
137 | ||
53bc3f6f MB |
138 | else |
139 | vmw_send_define_cursor_cmd(dev_priv, image, width, height, | |
140 | hotspotX, hotspotY); | |
141 | } | |
142 | ||
143 | ||
485d98d4 MK |
144 | /** |
145 | * vmw_cursor_update_mob - Update cursor vis CursorMob mechanism | |
146 | * | |
53bc3f6f MB |
147 | * Called from inside vmw_du_cursor_plane_atomic_update to actually |
148 | * make the cursor-image live. | |
149 | * | |
485d98d4 | 150 | * @dev_priv: device to work with |
53bc3f6f | 151 | * @vps: the plane state of the cursor plane |
485d98d4 MK |
152 | * @image: cursor source data to fill the MOB with |
153 | * @width: source data width | |
154 | * @height: source data height | |
155 | * @hotspotX: cursor hotspot x | |
156 | * @hotspotY: cursor hotspot Y | |
157 | */ | |
158 | static void vmw_cursor_update_mob(struct vmw_private *dev_priv, | |
53bc3f6f | 159 | struct vmw_plane_state *vps, |
485d98d4 MK |
160 | u32 *image, u32 width, u32 height, |
161 | u32 hotspotX, u32 hotspotY) | |
6a91d97e | 162 | { |
485d98d4 MK |
163 | SVGAGBCursorHeader *header; |
164 | SVGAGBAlphaCursorHeader *alpha_header; | |
165 | const u32 image_size = width * height * sizeof(*image); | |
6a91d97e | 166 | |
668b2066 | 167 | header = vmw_bo_map_and_cache(vps->cursor.bo); |
485d98d4 MK |
168 | alpha_header = &header->header.alphaHeader; |
169 | ||
53bc3f6f MB |
170 | memset(header, 0, sizeof(*header)); |
171 | ||
485d98d4 MK |
172 | header->type = SVGA_ALPHA_CURSOR; |
173 | header->sizeInBytes = image_size; | |
174 | ||
175 | alpha_header->hotspotX = hotspotX; | |
176 | alpha_header->hotspotY = hotspotY; | |
177 | alpha_header->width = width; | |
178 | alpha_header->height = height; | |
179 | ||
180 | memcpy(header + 1, image, image_size); | |
53bc3f6f | 181 | vmw_write(dev_priv, SVGA_REG_CURSOR_MOBID, |
668b2066 | 182 | vps->cursor.bo->tbo.resource->start); |
485d98d4 MK |
183 | } |
184 | ||
bb6780aa | 185 | |
53bc3f6f | 186 | static u32 vmw_du_cursor_mob_size(u32 w, u32 h) |
485d98d4 | 187 | { |
53bc3f6f | 188 | return w * h * sizeof(u32) + sizeof(SVGAGBCursorHeader); |
485d98d4 | 189 | } |
6a91d97e | 190 | |
bb6780aa MB |
191 | /** |
192 | * vmw_du_cursor_plane_acquire_image -- Acquire the image data | |
193 | * @vps: cursor plane state | |
194 | */ | |
195 | static u32 *vmw_du_cursor_plane_acquire_image(struct vmw_plane_state *vps) | |
40f9e40b | 196 | { |
d6667f0d ZR |
197 | struct vmw_surface *surf; |
198 | ||
199 | if (vmw_user_object_is_null(&vps->uo)) | |
200 | return NULL; | |
201 | ||
202 | surf = vmw_user_object_surface(&vps->uo); | |
203 | if (surf && !vmw_user_object_is_mapped(&vps->uo)) | |
204 | return surf->snooper.image; | |
205 | ||
206 | return vmw_user_object_map(&vps->uo); | |
bb6780aa | 207 | } |
40f9e40b | 208 | |
bb6780aa MB |
209 | static bool vmw_du_cursor_plane_has_changed(struct vmw_plane_state *old_vps, |
210 | struct vmw_plane_state *new_vps) | |
211 | { | |
212 | void *old_image; | |
213 | void *new_image; | |
214 | u32 size; | |
215 | bool changed; | |
40f9e40b MB |
216 | |
217 | if (old_vps->base.crtc_w != new_vps->base.crtc_w || | |
218 | old_vps->base.crtc_h != new_vps->base.crtc_h) | |
219 | return true; | |
220 | ||
bb6780aa MB |
221 | if (old_vps->cursor.hotspot_x != new_vps->cursor.hotspot_x || |
222 | old_vps->cursor.hotspot_y != new_vps->cursor.hotspot_y) | |
223 | return true; | |
40f9e40b | 224 | |
bb6780aa | 225 | size = new_vps->base.crtc_w * new_vps->base.crtc_h * sizeof(u32); |
40f9e40b | 226 | |
bb6780aa MB |
227 | old_image = vmw_du_cursor_plane_acquire_image(old_vps); |
228 | new_image = vmw_du_cursor_plane_acquire_image(new_vps); | |
40f9e40b | 229 | |
bb6780aa | 230 | changed = false; |
5703fc05 | 231 | if (old_image && new_image && old_image != new_image) |
bb6780aa MB |
232 | changed = memcmp(old_image, new_image, size) != 0; |
233 | ||
234 | return changed; | |
40f9e40b MB |
235 | } |
236 | ||
668b2066 | 237 | static void vmw_du_destroy_cursor_mob(struct vmw_bo **vbo) |
485d98d4 | 238 | { |
668b2066 | 239 | if (!(*vbo)) |
53bc3f6f | 240 | return; |
485d98d4 | 241 | |
668b2066 ZR |
242 | ttm_bo_unpin(&(*vbo)->tbo); |
243 | vmw_bo_unreference(vbo); | |
53bc3f6f | 244 | } |
485d98d4 | 245 | |
53bc3f6f MB |
246 | static void vmw_du_put_cursor_mob(struct vmw_cursor_plane *vcp, |
247 | struct vmw_plane_state *vps) | |
248 | { | |
249 | u32 i; | |
485d98d4 | 250 | |
92f59ac4 | 251 | if (!vps->cursor.bo) |
53bc3f6f | 252 | return; |
485d98d4 | 253 | |
53bc3f6f | 254 | vmw_du_cursor_plane_unmap_cm(vps); |
485d98d4 | 255 | |
53bc3f6f MB |
256 | /* Look for a free slot to return this mob to the cache. */ |
257 | for (i = 0; i < ARRAY_SIZE(vcp->cursor_mobs); i++) { | |
92f59ac4 | 258 | if (!vcp->cursor_mobs[i]) { |
53bc3f6f MB |
259 | vcp->cursor_mobs[i] = vps->cursor.bo; |
260 | vps->cursor.bo = NULL; | |
261 | return; | |
262 | } | |
263 | } | |
485d98d4 | 264 | |
53bc3f6f MB |
265 | /* Cache is full: See if this mob is bigger than an existing mob. */ |
266 | for (i = 0; i < ARRAY_SIZE(vcp->cursor_mobs); i++) { | |
668b2066 ZR |
267 | if (vcp->cursor_mobs[i]->tbo.base.size < |
268 | vps->cursor.bo->tbo.base.size) { | |
53bc3f6f MB |
269 | vmw_du_destroy_cursor_mob(&vcp->cursor_mobs[i]); |
270 | vcp->cursor_mobs[i] = vps->cursor.bo; | |
271 | vps->cursor.bo = NULL; | |
272 | return; | |
485d98d4 | 273 | } |
53bc3f6f | 274 | } |
485d98d4 | 275 | |
53bc3f6f MB |
276 | /* Destroy it if it's not worth caching. */ |
277 | vmw_du_destroy_cursor_mob(&vps->cursor.bo); | |
278 | } | |
485d98d4 | 279 | |
53bc3f6f MB |
280 | static int vmw_du_get_cursor_mob(struct vmw_cursor_plane *vcp, |
281 | struct vmw_plane_state *vps) | |
282 | { | |
283 | struct vmw_private *dev_priv = vcp->base.dev->dev_private; | |
284 | u32 size = vmw_du_cursor_mob_size(vps->base.crtc_w, vps->base.crtc_h); | |
285 | u32 i; | |
286 | u32 cursor_max_dim, mob_max_size; | |
ed96cf7a | 287 | struct vmw_fence_obj *fence = NULL; |
53bc3f6f | 288 | int ret; |
485d98d4 | 289 | |
53bc3f6f MB |
290 | if (!dev_priv->has_mob || |
291 | (dev_priv->capabilities2 & SVGA_CAP2_CURSOR_MOB) == 0) | |
292 | return -EINVAL; | |
485d98d4 | 293 | |
53bc3f6f MB |
294 | mob_max_size = vmw_read(dev_priv, SVGA_REG_MOB_MAX_SIZE); |
295 | cursor_max_dim = vmw_read(dev_priv, SVGA_REG_CURSOR_MAX_DIMENSION); | |
485d98d4 | 296 | |
53bc3f6f MB |
297 | if (size > mob_max_size || vps->base.crtc_w > cursor_max_dim || |
298 | vps->base.crtc_h > cursor_max_dim) | |
299 | return -EINVAL; | |
485d98d4 | 300 | |
92f59ac4 | 301 | if (vps->cursor.bo) { |
668b2066 | 302 | if (vps->cursor.bo->tbo.base.size >= size) |
53bc3f6f MB |
303 | return 0; |
304 | vmw_du_put_cursor_mob(vcp, vps); | |
305 | } | |
485d98d4 | 306 | |
53bc3f6f MB |
307 | /* Look for an unused mob in the cache. */ |
308 | for (i = 0; i < ARRAY_SIZE(vcp->cursor_mobs); i++) { | |
92f59ac4 | 309 | if (vcp->cursor_mobs[i] && |
668b2066 | 310 | vcp->cursor_mobs[i]->tbo.base.size >= size) { |
53bc3f6f MB |
311 | vps->cursor.bo = vcp->cursor_mobs[i]; |
312 | vcp->cursor_mobs[i] = NULL; | |
313 | return 0; | |
314 | } | |
315 | } | |
316 | /* Create a new mob if we can't find an existing one. */ | |
668b2066 ZR |
317 | ret = vmw_bo_create_and_populate(dev_priv, size, |
318 | VMW_BO_DOMAIN_MOB, | |
319 | &vps->cursor.bo); | |
6a91d97e | 320 | |
53bc3f6f MB |
321 | if (ret != 0) |
322 | return ret; | |
6a91d97e | 323 | |
53bc3f6f | 324 | /* Fence the mob creation so we are guarateed to have the mob */ |
668b2066 | 325 | ret = ttm_bo_reserve(&vps->cursor.bo->tbo, false, false, NULL); |
53bc3f6f MB |
326 | if (ret != 0) |
327 | goto teardown; | |
485d98d4 | 328 | |
ed96cf7a MK |
329 | ret = vmw_execbuf_fence_commands(NULL, dev_priv, &fence, NULL); |
330 | if (ret != 0) { | |
331 | ttm_bo_unreserve(&vps->cursor.bo->tbo); | |
332 | goto teardown; | |
333 | } | |
334 | ||
335 | dma_fence_wait(&fence->base, false); | |
336 | dma_fence_put(&fence->base); | |
337 | ||
668b2066 | 338 | ttm_bo_unreserve(&vps->cursor.bo->tbo); |
53bc3f6f | 339 | return 0; |
485d98d4 | 340 | |
53bc3f6f MB |
341 | teardown: |
342 | vmw_du_destroy_cursor_mob(&vps->cursor.bo); | |
343 | return ret; | |
485d98d4 MK |
344 | } |
345 | ||
6a91d97e | 346 | |
36cc79bc SY |
347 | static void vmw_cursor_update_position(struct vmw_private *dev_priv, |
348 | bool show, int x, int y) | |
fb1d9738 | 349 | { |
485d98d4 MK |
350 | const uint32_t svga_cursor_on = show ? SVGA_CURSOR_ON_SHOW |
351 | : SVGA_CURSOR_ON_HIDE; | |
fb1d9738 JB |
352 | uint32_t count; |
353 | ||
36cc79bc | 354 | spin_lock(&dev_priv->cursor_lock); |
485d98d4 MK |
355 | if (dev_priv->capabilities2 & SVGA_CAP2_EXTRA_REGS) { |
356 | vmw_write(dev_priv, SVGA_REG_CURSOR4_X, x); | |
357 | vmw_write(dev_priv, SVGA_REG_CURSOR4_Y, y); | |
358 | vmw_write(dev_priv, SVGA_REG_CURSOR4_SCREEN_ID, SVGA3D_INVALID_ID); | |
359 | vmw_write(dev_priv, SVGA_REG_CURSOR4_ON, svga_cursor_on); | |
207d2073 | 360 | vmw_write(dev_priv, SVGA_REG_CURSOR4_SUBMIT, 1); |
485d98d4 MK |
361 | } else if (vmw_is_cursor_bypass3_enabled(dev_priv)) { |
362 | vmw_fifo_mem_write(dev_priv, SVGA_FIFO_CURSOR_ON, svga_cursor_on); | |
2cd80dbd ZR |
363 | vmw_fifo_mem_write(dev_priv, SVGA_FIFO_CURSOR_X, x); |
364 | vmw_fifo_mem_write(dev_priv, SVGA_FIFO_CURSOR_Y, y); | |
365 | count = vmw_fifo_mem_read(dev_priv, SVGA_FIFO_CURSOR_COUNT); | |
366 | vmw_fifo_mem_write(dev_priv, SVGA_FIFO_CURSOR_COUNT, ++count); | |
367 | } else { | |
368 | vmw_write(dev_priv, SVGA_REG_CURSOR_X, x); | |
369 | vmw_write(dev_priv, SVGA_REG_CURSOR_Y, y); | |
485d98d4 | 370 | vmw_write(dev_priv, SVGA_REG_CURSOR_ON, svga_cursor_on); |
2cd80dbd | 371 | } |
36cc79bc | 372 | spin_unlock(&dev_priv->cursor_lock); |
fb1d9738 JB |
373 | } |
374 | ||
fb1d9738 JB |
375 | void vmw_kms_cursor_snoop(struct vmw_surface *srf, |
376 | struct ttm_object_file *tfile, | |
377 | struct ttm_buffer_object *bo, | |
378 | SVGA3dCmdHeader *header) | |
379 | { | |
380 | struct ttm_bo_kmap_obj map; | |
381 | unsigned long kmap_offset; | |
382 | unsigned long kmap_num; | |
383 | SVGA3dCopyBox *box; | |
384 | unsigned box_count; | |
385 | void *virtual; | |
e0029da9 | 386 | bool is_iomem; |
fb1d9738 JB |
387 | struct vmw_dma_cmd { |
388 | SVGA3dCmdHeader header; | |
389 | SVGA3dCmdSurfaceDMA dma; | |
390 | } *cmd; | |
2ac86371 | 391 | int i, ret; |
da7ffb96 ZR |
392 | const struct SVGA3dSurfaceDesc *desc = |
393 | vmw_surface_get_desc(VMW_CURSOR_SNOOP_FORMAT); | |
394 | const u32 image_pitch = VMW_CURSOR_SNOOP_WIDTH * desc->pitchBytesPerBlock; | |
fb1d9738 JB |
395 | |
396 | cmd = container_of(header, struct vmw_dma_cmd, header); | |
397 | ||
92f59ac4 | 398 | /* No snooper installed, nothing to copy */ |
fb1d9738 JB |
399 | if (!srf->snooper.image) |
400 | return; | |
401 | ||
402 | if (cmd->dma.host.face != 0 || cmd->dma.host.mipmap != 0) { | |
403 | DRM_ERROR("face and mipmap for cursors should never != 0\n"); | |
404 | return; | |
405 | } | |
406 | ||
407 | if (cmd->header.size < 64) { | |
408 | DRM_ERROR("at least one full copy box must be given\n"); | |
409 | return; | |
410 | } | |
411 | ||
412 | box = (SVGA3dCopyBox *)&cmd[1]; | |
413 | box_count = (cmd->header.size - sizeof(SVGA3dCmdSurfaceDMA)) / | |
414 | sizeof(SVGA3dCopyBox); | |
415 | ||
2ac86371 | 416 | if (cmd->dma.guest.ptr.offset % PAGE_SIZE || |
fb1d9738 JB |
417 | box->x != 0 || box->y != 0 || box->z != 0 || |
418 | box->srcx != 0 || box->srcy != 0 || box->srcz != 0 || | |
4cf949c7 | 419 | box->d != 1 || box_count != 1 || |
da7ffb96 | 420 | box->w > VMW_CURSOR_SNOOP_WIDTH || box->h > VMW_CURSOR_SNOOP_HEIGHT) { |
fb1d9738 | 421 | /* TODO handle none page aligned offsets */ |
2ac86371 JB |
422 | /* TODO handle more dst & src != 0 */ |
423 | /* TODO handle more then one copy */ | |
e97644eb | 424 | DRM_ERROR("Can't snoop dma request for cursor!\n"); |
2ac86371 JB |
425 | DRM_ERROR("(%u, %u, %u) (%u, %u, %u) (%ux%ux%u) %u %u\n", |
426 | box->srcx, box->srcy, box->srcz, | |
427 | box->x, box->y, box->z, | |
428 | box->w, box->h, box->d, box_count, | |
429 | cmd->dma.guest.ptr.offset); | |
fb1d9738 JB |
430 | return; |
431 | } | |
432 | ||
433 | kmap_offset = cmd->dma.guest.ptr.offset >> PAGE_SHIFT; | |
da7ffb96 | 434 | kmap_num = (VMW_CURSOR_SNOOP_HEIGHT*image_pitch) >> PAGE_SHIFT; |
fb1d9738 | 435 | |
dfd5e50e | 436 | ret = ttm_bo_reserve(bo, true, false, NULL); |
fb1d9738 JB |
437 | if (unlikely(ret != 0)) { |
438 | DRM_ERROR("reserve failed\n"); | |
439 | return; | |
440 | } | |
441 | ||
442 | ret = ttm_bo_kmap(bo, kmap_offset, kmap_num, &map); | |
443 | if (unlikely(ret != 0)) | |
444 | goto err_unreserve; | |
445 | ||
e0029da9 | 446 | virtual = ttm_kmap_obj_virtual(&map, &is_iomem); |
fb1d9738 | 447 | |
da7ffb96 ZR |
448 | if (box->w == VMW_CURSOR_SNOOP_WIDTH && cmd->dma.guest.pitch == image_pitch) { |
449 | memcpy(srf->snooper.image, virtual, | |
450 | VMW_CURSOR_SNOOP_HEIGHT*image_pitch); | |
2ac86371 JB |
451 | } else { |
452 | /* Image is unsigned pointer. */ | |
453 | for (i = 0; i < box->h; i++) | |
da7ffb96 | 454 | memcpy(srf->snooper.image + i * image_pitch, |
2ac86371 | 455 | virtual + i * cmd->dma.guest.pitch, |
da7ffb96 | 456 | box->w * desc->pitchBytesPerBlock); |
2ac86371 JB |
457 | } |
458 | ||
fb1d9738 JB |
459 | srf->snooper.age++; |
460 | ||
fb1d9738 JB |
461 | ttm_bo_kunmap(&map); |
462 | err_unreserve: | |
463 | ttm_bo_unreserve(bo); | |
464 | } | |
465 | ||
8fbf9d92 TH |
466 | /** |
467 | * vmw_kms_legacy_hotspot_clear - Clear legacy hotspots | |
468 | * | |
469 | * @dev_priv: Pointer to the device private struct. | |
470 | * | |
471 | * Clears all legacy hotspots. | |
472 | */ | |
473 | void vmw_kms_legacy_hotspot_clear(struct vmw_private *dev_priv) | |
474 | { | |
9703bb32 | 475 | struct drm_device *dev = &dev_priv->drm; |
8fbf9d92 TH |
476 | struct vmw_display_unit *du; |
477 | struct drm_crtc *crtc; | |
478 | ||
e7b48185 | 479 | drm_modeset_lock_all(dev); |
8fbf9d92 TH |
480 | drm_for_each_crtc(crtc, dev) { |
481 | du = vmw_crtc_to_du(crtc); | |
482 | ||
483 | du->hotspot_x = 0; | |
484 | du->hotspot_y = 0; | |
485 | } | |
e7b48185 | 486 | drm_modeset_unlock_all(dev); |
8fbf9d92 TH |
487 | } |
488 | ||
fb1d9738 JB |
489 | void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv) |
490 | { | |
9703bb32 | 491 | struct drm_device *dev = &dev_priv->drm; |
fb1d9738 JB |
492 | struct vmw_display_unit *du; |
493 | struct drm_crtc *crtc; | |
494 | ||
495 | mutex_lock(&dev->mode_config.mutex); | |
496 | ||
497 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
498 | du = vmw_crtc_to_du(crtc); | |
499 | if (!du->cursor_surface || | |
92f59ac4 MB |
500 | du->cursor_age == du->cursor_surface->snooper.age || |
501 | !du->cursor_surface->snooper.image) | |
fb1d9738 JB |
502 | continue; |
503 | ||
504 | du->cursor_age = du->cursor_surface->snooper.age; | |
53bc3f6f MB |
505 | vmw_send_define_cursor_cmd(dev_priv, |
506 | du->cursor_surface->snooper.image, | |
da7ffb96 ZR |
507 | VMW_CURSOR_SNOOP_WIDTH, |
508 | VMW_CURSOR_SNOOP_HEIGHT, | |
53bc3f6f MB |
509 | du->hotspot_x + du->core_hotspot_x, |
510 | du->hotspot_y + du->core_hotspot_y); | |
fb1d9738 JB |
511 | } |
512 | ||
513 | mutex_unlock(&dev->mode_config.mutex); | |
514 | } | |
515 | ||
36cc79bc | 516 | |
36cc79bc SY |
517 | void vmw_du_cursor_plane_destroy(struct drm_plane *plane) |
518 | { | |
53bc3f6f MB |
519 | struct vmw_cursor_plane *vcp = vmw_plane_to_vcp(plane); |
520 | u32 i; | |
521 | ||
36cc79bc | 522 | vmw_cursor_update_position(plane->dev->dev_private, false, 0, 0); |
53bc3f6f MB |
523 | |
524 | for (i = 0; i < ARRAY_SIZE(vcp->cursor_mobs); i++) | |
525 | vmw_du_destroy_cursor_mob(&vcp->cursor_mobs[i]); | |
526 | ||
36cc79bc SY |
527 | drm_plane_cleanup(plane); |
528 | } | |
529 | ||
530 | ||
531 | void vmw_du_primary_plane_destroy(struct drm_plane *plane) | |
532 | { | |
533 | drm_plane_cleanup(plane); | |
534 | ||
535 | /* Planes are static in our case so we don't free it */ | |
536 | } | |
537 | ||
538 | ||
060e2ad5 | 539 | /** |
2cd80dbd | 540 | * vmw_du_plane_unpin_surf - unpins resource associated with a framebuffer surface |
060e2ad5 SY |
541 | * |
542 | * @vps: plane state associated with the display surface | |
060e2ad5 | 543 | */ |
d6667f0d | 544 | void vmw_du_plane_unpin_surf(struct vmw_plane_state *vps) |
060e2ad5 | 545 | { |
d6667f0d ZR |
546 | struct vmw_surface *surf = vmw_user_object_surface(&vps->uo); |
547 | ||
548 | if (surf) { | |
060e2ad5 | 549 | if (vps->pinned) { |
d6667f0d | 550 | vmw_resource_unpin(&surf->res); |
060e2ad5 SY |
551 | vps->pinned--; |
552 | } | |
060e2ad5 SY |
553 | } |
554 | } | |
555 | ||
556 | ||
557 | /** | |
485d98d4 | 558 | * vmw_du_plane_cleanup_fb - Unpins the plane surface |
060e2ad5 SY |
559 | * |
560 | * @plane: display plane | |
561 | * @old_state: Contains the FB to clean up | |
562 | * | |
563 | * Unpins the framebuffer surface | |
564 | * | |
565 | * Returns 0 on success | |
566 | */ | |
567 | void | |
568 | vmw_du_plane_cleanup_fb(struct drm_plane *plane, | |
569 | struct drm_plane_state *old_state) | |
570 | { | |
571 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(old_state); | |
572 | ||
d6667f0d | 573 | vmw_du_plane_unpin_surf(vps); |
060e2ad5 SY |
574 | } |
575 | ||
576 | ||
53bc3f6f MB |
577 | /** |
578 | * vmw_du_cursor_plane_map_cm - Maps the cursor mobs. | |
579 | * | |
580 | * @vps: plane_state | |
581 | * | |
582 | * Returns 0 on success | |
583 | */ | |
584 | ||
585 | static int | |
586 | vmw_du_cursor_plane_map_cm(struct vmw_plane_state *vps) | |
587 | { | |
588 | int ret; | |
589 | u32 size = vmw_du_cursor_mob_size(vps->base.crtc_w, vps->base.crtc_h); | |
668b2066 | 590 | struct ttm_buffer_object *bo; |
53bc3f6f | 591 | |
668b2066 | 592 | if (!vps->cursor.bo) |
53bc3f6f MB |
593 | return -EINVAL; |
594 | ||
668b2066 ZR |
595 | bo = &vps->cursor.bo->tbo; |
596 | ||
53bc3f6f MB |
597 | if (bo->base.size < size) |
598 | return -EINVAL; | |
599 | ||
668b2066 | 600 | if (vps->cursor.bo->map.virtual) |
53bc3f6f MB |
601 | return 0; |
602 | ||
603 | ret = ttm_bo_reserve(bo, false, false, NULL); | |
53bc3f6f MB |
604 | if (unlikely(ret != 0)) |
605 | return -ENOMEM; | |
606 | ||
668b2066 | 607 | vmw_bo_map_and_cache(vps->cursor.bo); |
53bc3f6f MB |
608 | |
609 | ttm_bo_unreserve(bo); | |
610 | ||
611 | if (unlikely(ret != 0)) | |
612 | return -ENOMEM; | |
613 | ||
53bc3f6f MB |
614 | return 0; |
615 | } | |
616 | ||
617 | ||
618 | /** | |
619 | * vmw_du_cursor_plane_unmap_cm - Unmaps the cursor mobs. | |
620 | * | |
621 | * @vps: state of the cursor plane | |
622 | * | |
623 | * Returns 0 on success | |
624 | */ | |
625 | ||
626 | static int | |
627 | vmw_du_cursor_plane_unmap_cm(struct vmw_plane_state *vps) | |
628 | { | |
629 | int ret = 0; | |
668b2066 | 630 | struct vmw_bo *vbo = vps->cursor.bo; |
53bc3f6f | 631 | |
668b2066 | 632 | if (!vbo || !vbo->map.virtual) |
53bc3f6f MB |
633 | return 0; |
634 | ||
668b2066 | 635 | ret = ttm_bo_reserve(&vbo->tbo, true, false, NULL); |
53bc3f6f | 636 | if (likely(ret == 0)) { |
668b2066 ZR |
637 | vmw_bo_unmap(vbo); |
638 | ttm_bo_unreserve(&vbo->tbo); | |
53bc3f6f MB |
639 | } |
640 | ||
641 | return ret; | |
642 | } | |
643 | ||
644 | ||
485d98d4 MK |
645 | /** |
646 | * vmw_du_cursor_plane_cleanup_fb - Unpins the plane surface | |
647 | * | |
648 | * @plane: cursor plane | |
649 | * @old_state: contains the state to clean up | |
650 | * | |
651 | * Unmaps all cursor bo mappings and unpins the cursor surface | |
652 | * | |
653 | * Returns 0 on success | |
654 | */ | |
655 | void | |
656 | vmw_du_cursor_plane_cleanup_fb(struct drm_plane *plane, | |
657 | struct drm_plane_state *old_state) | |
658 | { | |
53bc3f6f | 659 | struct vmw_cursor_plane *vcp = vmw_plane_to_vcp(plane); |
485d98d4 | 660 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(old_state); |
485d98d4 | 661 | |
d6667f0d ZR |
662 | if (!vmw_user_object_is_null(&vps->uo)) |
663 | vmw_user_object_unmap(&vps->uo); | |
92f59ac4 | 664 | |
53bc3f6f MB |
665 | vmw_du_cursor_plane_unmap_cm(vps); |
666 | vmw_du_put_cursor_mob(vcp, vps); | |
485d98d4 | 667 | |
d6667f0d ZR |
668 | vmw_du_plane_unpin_surf(vps); |
669 | vmw_user_object_unref(&vps->uo); | |
485d98d4 MK |
670 | } |
671 | ||
53bc3f6f | 672 | |
060e2ad5 SY |
673 | /** |
674 | * vmw_du_cursor_plane_prepare_fb - Readies the cursor by referencing it | |
675 | * | |
676 | * @plane: display plane | |
677 | * @new_state: info on the new plane state, including the FB | |
678 | * | |
679 | * Returns 0 on success | |
680 | */ | |
681 | int | |
682 | vmw_du_cursor_plane_prepare_fb(struct drm_plane *plane, | |
683 | struct drm_plane_state *new_state) | |
684 | { | |
685 | struct drm_framebuffer *fb = new_state->fb; | |
485d98d4 | 686 | struct vmw_cursor_plane *vcp = vmw_plane_to_vcp(plane); |
060e2ad5 | 687 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(new_state); |
d6667f0d | 688 | struct vmw_bo *bo = NULL; |
485d98d4 | 689 | int ret = 0; |
060e2ad5 | 690 | |
d6667f0d ZR |
691 | if (!vmw_user_object_is_null(&vps->uo)) { |
692 | vmw_user_object_unmap(&vps->uo); | |
693 | vmw_user_object_unref(&vps->uo); | |
485d98d4 | 694 | } |
060e2ad5 SY |
695 | |
696 | if (fb) { | |
f1d34bfd | 697 | if (vmw_framebuffer_to_vfb(fb)->bo) { |
d6667f0d ZR |
698 | vps->uo.buffer = vmw_framebuffer_to_vfbd(fb)->buffer; |
699 | vps->uo.surface = NULL; | |
060e2ad5 | 700 | } else { |
d6667f0d | 701 | memcpy(&vps->uo, &vmw_framebuffer_to_vfbs(fb)->uo, sizeof(vps->uo)); |
060e2ad5 | 702 | } |
d6667f0d | 703 | vmw_user_object_ref(&vps->uo); |
060e2ad5 SY |
704 | } |
705 | ||
d6667f0d ZR |
706 | bo = vmw_user_object_buffer(&vps->uo); |
707 | if (bo) { | |
708 | struct ttm_operation_ctx ctx = {false, false}; | |
485d98d4 | 709 | |
d6667f0d ZR |
710 | ret = ttm_bo_reserve(&bo->tbo, true, false, NULL); |
711 | if (ret != 0) | |
485d98d4 MK |
712 | return -ENOMEM; |
713 | ||
d6667f0d ZR |
714 | ret = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx); |
715 | if (ret != 0) | |
485d98d4 | 716 | return -ENOMEM; |
92f59ac4 | 717 | |
d6667f0d ZR |
718 | vmw_bo_pin_reserved(bo, true); |
719 | if (vmw_framebuffer_to_vfb(fb)->bo) { | |
720 | const u32 size = new_state->crtc_w * new_state->crtc_h * sizeof(u32); | |
721 | ||
722 | (void)vmw_bo_map_and_cache_size(bo, size); | |
723 | } else { | |
724 | vmw_bo_map_and_cache(bo); | |
725 | } | |
726 | ttm_bo_unreserve(&bo->tbo); | |
485d98d4 MK |
727 | } |
728 | ||
d6667f0d | 729 | if (!vmw_user_object_is_null(&vps->uo)) { |
53bc3f6f MB |
730 | vmw_du_get_cursor_mob(vcp, vps); |
731 | vmw_du_cursor_plane_map_cm(vps); | |
485d98d4 MK |
732 | } |
733 | ||
060e2ad5 SY |
734 | return 0; |
735 | } | |
736 | ||
737 | ||
060e2ad5 SY |
738 | void |
739 | vmw_du_cursor_plane_atomic_update(struct drm_plane *plane, | |
977697e2 | 740 | struct drm_atomic_state *state) |
060e2ad5 | 741 | { |
977697e2 MR |
742 | struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state, |
743 | plane); | |
744 | struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state, | |
745 | plane); | |
e05162c0 | 746 | struct drm_crtc *crtc = new_state->crtc ?: old_state->crtc; |
060e2ad5 SY |
747 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); |
748 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
e05162c0 | 749 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(new_state); |
40f9e40b | 750 | struct vmw_plane_state *old_vps = vmw_plane_state_to_vps(old_state); |
d6667f0d ZR |
751 | struct vmw_bo *old_bo = NULL; |
752 | struct vmw_bo *new_bo = NULL; | |
060e2ad5 | 753 | s32 hotspot_x, hotspot_y; |
d6667f0d | 754 | int ret; |
060e2ad5 | 755 | |
cd549942 ZR |
756 | hotspot_x = du->hotspot_x + new_state->hotspot_x; |
757 | hotspot_y = du->hotspot_y + new_state->hotspot_y; | |
14979adb | 758 | |
d6667f0d | 759 | du->cursor_surface = vmw_user_object_surface(&vps->uo); |
060e2ad5 | 760 | |
d6667f0d | 761 | if (vmw_user_object_is_null(&vps->uo)) { |
53bc3f6f MB |
762 | vmw_cursor_update_position(dev_priv, false, 0, 0); |
763 | return; | |
764 | } | |
765 | ||
bb6780aa MB |
766 | vps->cursor.hotspot_x = hotspot_x; |
767 | vps->cursor.hotspot_y = hotspot_y; | |
768 | ||
d6667f0d | 769 | if (du->cursor_surface) |
060e2ad5 | 770 | du->cursor_age = du->cursor_surface->snooper.age; |
d6667f0d ZR |
771 | |
772 | if (!vmw_user_object_is_null(&old_vps->uo)) { | |
773 | old_bo = vmw_user_object_buffer(&old_vps->uo); | |
774 | ret = ttm_bo_reserve(&old_bo->tbo, false, false, NULL); | |
775 | if (ret != 0) | |
776 | return; | |
bb6780aa | 777 | } |
40f9e40b | 778 | |
d6667f0d ZR |
779 | if (!vmw_user_object_is_null(&vps->uo)) { |
780 | new_bo = vmw_user_object_buffer(&vps->uo); | |
781 | if (old_bo != new_bo) { | |
782 | ret = ttm_bo_reserve(&new_bo->tbo, false, false, NULL); | |
783 | if (ret != 0) | |
784 | return; | |
785 | } else { | |
786 | new_bo = NULL; | |
787 | } | |
788 | } | |
bb6780aa | 789 | if (!vmw_du_cursor_plane_has_changed(old_vps, vps)) { |
40f9e40b MB |
790 | /* |
791 | * If it hasn't changed, avoid making the device do extra | |
bb6780aa | 792 | * work by keeping the old cursor active. |
40f9e40b MB |
793 | */ |
794 | struct vmw_cursor_plane_state tmp = old_vps->cursor; | |
795 | old_vps->cursor = vps->cursor; | |
796 | vps->cursor = tmp; | |
bb6780aa MB |
797 | } else { |
798 | void *image = vmw_du_cursor_plane_acquire_image(vps); | |
799 | if (image) | |
800 | vmw_cursor_update_image(dev_priv, vps, image, | |
801 | new_state->crtc_w, | |
802 | new_state->crtc_h, | |
803 | hotspot_x, hotspot_y); | |
804 | } | |
805 | ||
d6667f0d ZR |
806 | if (old_bo) |
807 | ttm_bo_unreserve(&old_bo->tbo); | |
808 | if (new_bo) | |
809 | ttm_bo_unreserve(&new_bo->tbo); | |
810 | ||
485d98d4 MK |
811 | du->cursor_x = new_state->crtc_x + du->set_gui_x; |
812 | du->cursor_y = new_state->crtc_y + du->set_gui_y; | |
060e2ad5 | 813 | |
485d98d4 MK |
814 | vmw_cursor_update_position(dev_priv, true, |
815 | du->cursor_x + hotspot_x, | |
816 | du->cursor_y + hotspot_y); | |
14979adb | 817 | |
485d98d4 MK |
818 | du->core_hotspot_x = hotspot_x - du->hotspot_x; |
819 | du->core_hotspot_y = hotspot_y - du->hotspot_y; | |
060e2ad5 SY |
820 | } |
821 | ||
822 | ||
823 | /** | |
824 | * vmw_du_primary_plane_atomic_check - check if the new state is okay | |
825 | * | |
826 | * @plane: display plane | |
827 | * @state: info on the new plane state, including the FB | |
828 | * | |
829 | * Check if the new state is settable given the current state. Other | |
830 | * than what the atomic helper checks, we care about crtc fitting | |
831 | * the FB and maintaining one active framebuffer. | |
832 | * | |
833 | * Returns 0 on success | |
834 | */ | |
835 | int vmw_du_primary_plane_atomic_check(struct drm_plane *plane, | |
7c11b99a | 836 | struct drm_atomic_state *state) |
060e2ad5 | 837 | { |
7c11b99a MR |
838 | struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state, |
839 | plane); | |
b83b2a80 JMC |
840 | struct drm_plane_state *old_state = drm_atomic_get_old_plane_state(state, |
841 | plane); | |
58a275aa | 842 | struct drm_crtc_state *crtc_state = NULL; |
ba5c1649 | 843 | struct drm_framebuffer *new_fb = new_state->fb; |
b83b2a80 | 844 | struct drm_framebuffer *old_fb = old_state->fb; |
060e2ad5 SY |
845 | int ret; |
846 | ||
b83b2a80 JMC |
847 | /* |
848 | * Ignore damage clips if the framebuffer attached to the plane's state | |
849 | * has changed since the last plane update (page-flip). In this case, a | |
850 | * full plane update should happen because uploads are done per-buffer. | |
851 | */ | |
852 | if (old_fb != new_fb) | |
853 | new_state->ignore_damage_clips = true; | |
854 | ||
ba5c1649 | 855 | if (new_state->crtc) |
dec92020 | 856 | crtc_state = drm_atomic_get_new_crtc_state(state, |
ba5c1649 | 857 | new_state->crtc); |
060e2ad5 | 858 | |
ba5c1649 | 859 | ret = drm_atomic_helper_check_plane_state(new_state, crtc_state, |
cce32e4e TZ |
860 | DRM_PLANE_NO_SCALING, |
861 | DRM_PLANE_NO_SCALING, | |
a01cb8ba | 862 | false, true); |
060e2ad5 SY |
863 | return ret; |
864 | } | |
865 | ||
866 | ||
867 | /** | |
868 | * vmw_du_cursor_plane_atomic_check - check if the new state is okay | |
869 | * | |
870 | * @plane: cursor plane | |
2cd80dbd | 871 | * @state: info on the new plane state |
060e2ad5 SY |
872 | * |
873 | * This is a chance to fail if the new cursor state does not fit | |
874 | * our requirements. | |
875 | * | |
876 | * Returns 0 on success | |
877 | */ | |
878 | int vmw_du_cursor_plane_atomic_check(struct drm_plane *plane, | |
7c11b99a | 879 | struct drm_atomic_state *state) |
060e2ad5 | 880 | { |
7c11b99a MR |
881 | struct drm_plane_state *new_state = drm_atomic_get_new_plane_state(state, |
882 | plane); | |
060e2ad5 | 883 | int ret = 0; |
40e3defd | 884 | struct drm_crtc_state *crtc_state = NULL; |
060e2ad5 SY |
885 | struct vmw_surface *surface = NULL; |
886 | struct drm_framebuffer *fb = new_state->fb; | |
887 | ||
40e3defd TH |
888 | if (new_state->crtc) |
889 | crtc_state = drm_atomic_get_new_crtc_state(new_state->state, | |
890 | new_state->crtc); | |
060e2ad5 | 891 | |
40e3defd | 892 | ret = drm_atomic_helper_check_plane_state(new_state, crtc_state, |
cce32e4e TZ |
893 | DRM_PLANE_NO_SCALING, |
894 | DRM_PLANE_NO_SCALING, | |
40e3defd TH |
895 | true, true); |
896 | if (ret) | |
060e2ad5 SY |
897 | return ret; |
898 | ||
40e3defd TH |
899 | /* Turning off */ |
900 | if (!fb) | |
901 | return 0; | |
25db8754 | 902 | |
060e2ad5 SY |
903 | /* A lot of the code assumes this */ |
904 | if (new_state->crtc_w != 64 || new_state->crtc_h != 64) { | |
905 | DRM_ERROR("Invalid cursor dimensions (%d, %d)\n", | |
906 | new_state->crtc_w, new_state->crtc_h); | |
485d98d4 | 907 | return -EINVAL; |
060e2ad5 SY |
908 | } |
909 | ||
92f59ac4 | 910 | if (!vmw_framebuffer_to_vfb(fb)->bo) { |
d6667f0d | 911 | surface = vmw_user_object_surface(&vmw_framebuffer_to_vfbs(fb)->uo); |
060e2ad5 | 912 | |
92f59ac4 MB |
913 | WARN_ON(!surface); |
914 | ||
915 | if (!surface || | |
668b2066 | 916 | (!surface->snooper.image && !surface->res.guest_memory_bo)) { |
92f59ac4 MB |
917 | DRM_ERROR("surface not suitable for cursor\n"); |
918 | return -EINVAL; | |
919 | } | |
060e2ad5 SY |
920 | } |
921 | ||
485d98d4 | 922 | return 0; |
060e2ad5 SY |
923 | } |
924 | ||
925 | ||
06ec4190 | 926 | int vmw_du_crtc_atomic_check(struct drm_crtc *crtc, |
29b77ad7 | 927 | struct drm_atomic_state *state) |
06ec4190 | 928 | { |
a60ccade | 929 | struct vmw_private *vmw = vmw_priv(crtc->dev); |
29b77ad7 MR |
930 | struct drm_crtc_state *new_state = drm_atomic_get_new_crtc_state(state, |
931 | crtc); | |
06ec4190 | 932 | struct vmw_display_unit *du = vmw_crtc_to_du(new_state->crtc); |
ea632725 | 933 | int connector_mask = drm_connector_mask(&du->connector); |
06ec4190 | 934 | bool has_primary = new_state->plane_mask & |
ea632725 | 935 | drm_plane_mask(crtc->primary); |
06ec4190 | 936 | |
a60ccade ZR |
937 | /* |
938 | * This is fine in general, but broken userspace might expect | |
939 | * some actual rendering so give a clue as why it's blank. | |
940 | */ | |
941 | if (new_state->enable && !has_primary) | |
942 | drm_dbg_driver(&vmw->drm, | |
943 | "CRTC without a primary plane will be blank.\n"); | |
06ec4190 SY |
944 | |
945 | ||
946 | if (new_state->connector_mask != connector_mask && | |
947 | new_state->connector_mask != 0) { | |
948 | DRM_ERROR("Invalid connectors configuration\n"); | |
949 | return -EINVAL; | |
950 | } | |
951 | ||
952 | /* | |
953 | * Our virtual device does not have a dot clock, so use the logical | |
954 | * clock value as the dot clock. | |
955 | */ | |
956 | if (new_state->mode.crtc_clock == 0) | |
957 | new_state->adjusted_mode.crtc_clock = new_state->mode.clock; | |
958 | ||
959 | return 0; | |
960 | } | |
961 | ||
962 | ||
963 | void vmw_du_crtc_atomic_begin(struct drm_crtc *crtc, | |
f6ebe9f9 | 964 | struct drm_atomic_state *state) |
06ec4190 | 965 | { |
7b006203 | 966 | vmw_vkms_crtc_atomic_begin(crtc, state); |
06ec4190 SY |
967 | } |
968 | ||
9c2542a4 SY |
969 | /** |
970 | * vmw_du_crtc_duplicate_state - duplicate crtc state | |
971 | * @crtc: DRM crtc | |
972 | * | |
973 | * Allocates and returns a copy of the crtc state (both common and | |
974 | * vmw-specific) for the specified crtc. | |
975 | * | |
976 | * Returns: The newly allocated crtc state, or NULL on failure. | |
977 | */ | |
978 | struct drm_crtc_state * | |
979 | vmw_du_crtc_duplicate_state(struct drm_crtc *crtc) | |
980 | { | |
981 | struct drm_crtc_state *state; | |
982 | struct vmw_crtc_state *vcs; | |
983 | ||
984 | if (WARN_ON(!crtc->state)) | |
985 | return NULL; | |
986 | ||
987 | vcs = kmemdup(crtc->state, sizeof(*vcs), GFP_KERNEL); | |
988 | ||
989 | if (!vcs) | |
990 | return NULL; | |
991 | ||
992 | state = &vcs->base; | |
993 | ||
994 | __drm_atomic_helper_crtc_duplicate_state(crtc, state); | |
995 | ||
996 | return state; | |
997 | } | |
998 | ||
999 | ||
1000 | /** | |
1001 | * vmw_du_crtc_reset - creates a blank vmw crtc state | |
1002 | * @crtc: DRM crtc | |
1003 | * | |
1004 | * Resets the atomic state for @crtc by freeing the state pointer (which | |
1005 | * might be NULL, e.g. at driver load time) and allocating a new empty state | |
1006 | * object. | |
1007 | */ | |
1008 | void vmw_du_crtc_reset(struct drm_crtc *crtc) | |
1009 | { | |
1010 | struct vmw_crtc_state *vcs; | |
1011 | ||
1012 | ||
1013 | if (crtc->state) { | |
1014 | __drm_atomic_helper_crtc_destroy_state(crtc->state); | |
1015 | ||
1016 | kfree(vmw_crtc_state_to_vcs(crtc->state)); | |
1017 | } | |
1018 | ||
1019 | vcs = kzalloc(sizeof(*vcs), GFP_KERNEL); | |
1020 | ||
1021 | if (!vcs) { | |
1022 | DRM_ERROR("Cannot allocate vmw_crtc_state\n"); | |
1023 | return; | |
1024 | } | |
1025 | ||
a1643473 | 1026 | __drm_atomic_helper_crtc_reset(crtc, &vcs->base); |
9c2542a4 SY |
1027 | } |
1028 | ||
1029 | ||
1030 | /** | |
1031 | * vmw_du_crtc_destroy_state - destroy crtc state | |
1032 | * @crtc: DRM crtc | |
1033 | * @state: state object to destroy | |
1034 | * | |
1035 | * Destroys the crtc state (both common and vmw-specific) for the | |
1036 | * specified plane. | |
1037 | */ | |
1038 | void | |
1039 | vmw_du_crtc_destroy_state(struct drm_crtc *crtc, | |
1040 | struct drm_crtc_state *state) | |
1041 | { | |
1042 | drm_atomic_helper_crtc_destroy_state(crtc, state); | |
1043 | } | |
1044 | ||
1045 | ||
cc5ec459 SY |
1046 | /** |
1047 | * vmw_du_plane_duplicate_state - duplicate plane state | |
1048 | * @plane: drm plane | |
1049 | * | |
1050 | * Allocates and returns a copy of the plane state (both common and | |
1051 | * vmw-specific) for the specified plane. | |
1052 | * | |
1053 | * Returns: The newly allocated plane state, or NULL on failure. | |
1054 | */ | |
1055 | struct drm_plane_state * | |
1056 | vmw_du_plane_duplicate_state(struct drm_plane *plane) | |
1057 | { | |
1058 | struct drm_plane_state *state; | |
1059 | struct vmw_plane_state *vps; | |
1060 | ||
1061 | vps = kmemdup(plane->state, sizeof(*vps), GFP_KERNEL); | |
1062 | ||
1063 | if (!vps) | |
1064 | return NULL; | |
1065 | ||
1066 | vps->pinned = 0; | |
810b3e16 SY |
1067 | vps->cpp = 0; |
1068 | ||
53bc3f6f MB |
1069 | memset(&vps->cursor, 0, sizeof(vps->cursor)); |
1070 | ||
cc5ec459 | 1071 | /* Each ref counted resource needs to be acquired again */ |
d6667f0d | 1072 | vmw_user_object_ref(&vps->uo); |
cc5ec459 SY |
1073 | state = &vps->base; |
1074 | ||
1075 | __drm_atomic_helper_plane_duplicate_state(plane, state); | |
1076 | ||
1077 | return state; | |
1078 | } | |
1079 | ||
1080 | ||
1081 | /** | |
1082 | * vmw_du_plane_reset - creates a blank vmw plane state | |
1083 | * @plane: drm plane | |
1084 | * | |
1085 | * Resets the atomic state for @plane by freeing the state pointer (which might | |
1086 | * be NULL, e.g. at driver load time) and allocating a new empty state object. | |
1087 | */ | |
1088 | void vmw_du_plane_reset(struct drm_plane *plane) | |
1089 | { | |
1090 | struct vmw_plane_state *vps; | |
1091 | ||
cc5ec459 SY |
1092 | if (plane->state) |
1093 | vmw_du_plane_destroy_state(plane, plane->state); | |
1094 | ||
1095 | vps = kzalloc(sizeof(*vps), GFP_KERNEL); | |
1096 | ||
1097 | if (!vps) { | |
1098 | DRM_ERROR("Cannot allocate vmw_plane_state\n"); | |
1099 | return; | |
1100 | } | |
1101 | ||
e81eb98e | 1102 | __drm_atomic_helper_plane_reset(plane, &vps->base); |
cc5ec459 SY |
1103 | } |
1104 | ||
1105 | ||
1106 | /** | |
1107 | * vmw_du_plane_destroy_state - destroy plane state | |
1108 | * @plane: DRM plane | |
1109 | * @state: state object to destroy | |
1110 | * | |
1111 | * Destroys the plane state (both common and vmw-specific) for the | |
1112 | * specified plane. | |
1113 | */ | |
1114 | void | |
1115 | vmw_du_plane_destroy_state(struct drm_plane *plane, | |
1116 | struct drm_plane_state *state) | |
1117 | { | |
1118 | struct vmw_plane_state *vps = vmw_plane_state_to_vps(state); | |
1119 | ||
810b3e16 | 1120 | /* Should have been freed by cleanup_fb */ |
d6667f0d | 1121 | vmw_user_object_unref(&vps->uo); |
cc5ec459 SY |
1122 | |
1123 | drm_atomic_helper_plane_destroy_state(plane, state); | |
1124 | } | |
1125 | ||
1126 | ||
d7721ca7 SY |
1127 | /** |
1128 | * vmw_du_connector_duplicate_state - duplicate connector state | |
1129 | * @connector: DRM connector | |
1130 | * | |
1131 | * Allocates and returns a copy of the connector state (both common and | |
1132 | * vmw-specific) for the specified connector. | |
1133 | * | |
1134 | * Returns: The newly allocated connector state, or NULL on failure. | |
1135 | */ | |
1136 | struct drm_connector_state * | |
1137 | vmw_du_connector_duplicate_state(struct drm_connector *connector) | |
1138 | { | |
1139 | struct drm_connector_state *state; | |
1140 | struct vmw_connector_state *vcs; | |
1141 | ||
1142 | if (WARN_ON(!connector->state)) | |
1143 | return NULL; | |
1144 | ||
1145 | vcs = kmemdup(connector->state, sizeof(*vcs), GFP_KERNEL); | |
1146 | ||
1147 | if (!vcs) | |
1148 | return NULL; | |
1149 | ||
1150 | state = &vcs->base; | |
1151 | ||
1152 | __drm_atomic_helper_connector_duplicate_state(connector, state); | |
1153 | ||
1154 | return state; | |
1155 | } | |
1156 | ||
1157 | ||
1158 | /** | |
1159 | * vmw_du_connector_reset - creates a blank vmw connector state | |
1160 | * @connector: DRM connector | |
1161 | * | |
1162 | * Resets the atomic state for @connector by freeing the state pointer (which | |
1163 | * might be NULL, e.g. at driver load time) and allocating a new empty state | |
1164 | * object. | |
1165 | */ | |
1166 | void vmw_du_connector_reset(struct drm_connector *connector) | |
1167 | { | |
1168 | struct vmw_connector_state *vcs; | |
1169 | ||
1170 | ||
1171 | if (connector->state) { | |
1172 | __drm_atomic_helper_connector_destroy_state(connector->state); | |
1173 | ||
1174 | kfree(vmw_connector_state_to_vcs(connector->state)); | |
1175 | } | |
1176 | ||
1177 | vcs = kzalloc(sizeof(*vcs), GFP_KERNEL); | |
1178 | ||
1179 | if (!vcs) { | |
1180 | DRM_ERROR("Cannot allocate vmw_connector_state\n"); | |
1181 | return; | |
1182 | } | |
1183 | ||
1184 | __drm_atomic_helper_connector_reset(connector, &vcs->base); | |
1185 | } | |
1186 | ||
1187 | ||
1188 | /** | |
1189 | * vmw_du_connector_destroy_state - destroy connector state | |
1190 | * @connector: DRM connector | |
1191 | * @state: state object to destroy | |
1192 | * | |
1193 | * Destroys the connector state (both common and vmw-specific) for the | |
1194 | * specified plane. | |
1195 | */ | |
1196 | void | |
1197 | vmw_du_connector_destroy_state(struct drm_connector *connector, | |
1198 | struct drm_connector_state *state) | |
1199 | { | |
1200 | drm_atomic_helper_connector_destroy_state(connector, state); | |
1201 | } | |
fb1d9738 JB |
1202 | /* |
1203 | * Generic framebuffer code | |
1204 | */ | |
1205 | ||
fb1d9738 JB |
1206 | /* |
1207 | * Surface framebuffer code | |
1208 | */ | |
1209 | ||
847c5964 | 1210 | static void vmw_framebuffer_surface_destroy(struct drm_framebuffer *framebuffer) |
fb1d9738 | 1211 | { |
3a939a5e | 1212 | struct vmw_framebuffer_surface *vfbs = |
fb1d9738 | 1213 | vmw_framebuffer_to_vfbs(framebuffer); |
3a939a5e | 1214 | |
fb1d9738 | 1215 | drm_framebuffer_cleanup(framebuffer); |
d6667f0d | 1216 | vmw_user_object_unref(&vfbs->uo); |
fb1d9738 | 1217 | |
3a939a5e | 1218 | kfree(vfbs); |
fb1d9738 JB |
1219 | } |
1220 | ||
10b1e0ca TH |
1221 | /** |
1222 | * vmw_kms_readback - Perform a readback from the screen system to | |
f1d34bfd | 1223 | * a buffer-object backed framebuffer. |
10b1e0ca TH |
1224 | * |
1225 | * @dev_priv: Pointer to the device private structure. | |
1226 | * @file_priv: Pointer to a struct drm_file identifying the caller. | |
1227 | * Must be set to NULL if @user_fence_rep is NULL. | |
f1d34bfd | 1228 | * @vfb: Pointer to the buffer-object backed framebuffer. |
10b1e0ca TH |
1229 | * @user_fence_rep: User-space provided structure for fence information. |
1230 | * Must be set to non-NULL if @file_priv is non-NULL. | |
1231 | * @vclips: Array of clip rects. | |
1232 | * @num_clips: Number of clip rects in @vclips. | |
1233 | * | |
1234 | * Returns 0 on success, negative error code on failure. -ERESTARTSYS if | |
1235 | * interrupted. | |
1236 | */ | |
1237 | int vmw_kms_readback(struct vmw_private *dev_priv, | |
1238 | struct drm_file *file_priv, | |
1239 | struct vmw_framebuffer *vfb, | |
1240 | struct drm_vmw_fence_rep __user *user_fence_rep, | |
1241 | struct drm_vmw_rect *vclips, | |
1242 | uint32_t num_clips) | |
1243 | { | |
1244 | switch (dev_priv->active_display_unit) { | |
1245 | case vmw_du_screen_object: | |
1246 | return vmw_kms_sou_readback(dev_priv, file_priv, vfb, | |
91e9f352 DR |
1247 | user_fence_rep, vclips, num_clips, |
1248 | NULL); | |
6bf6bf03 | 1249 | case vmw_du_screen_target: |
39985eea ZR |
1250 | return vmw_kms_stdu_readback(dev_priv, file_priv, vfb, |
1251 | user_fence_rep, NULL, vclips, num_clips, | |
1252 | 1, NULL); | |
10b1e0ca TH |
1253 | default: |
1254 | WARN_ONCE(true, | |
1255 | "Readback called with invalid display system.\n"); | |
6bf6bf03 | 1256 | } |
10b1e0ca TH |
1257 | |
1258 | return -ENOSYS; | |
1259 | } | |
1260 | ||
d6667f0d ZR |
1261 | static int vmw_framebuffer_surface_create_handle(struct drm_framebuffer *fb, |
1262 | struct drm_file *file_priv, | |
1263 | unsigned int *handle) | |
1264 | { | |
1265 | struct vmw_framebuffer_surface *vfbs = vmw_framebuffer_to_vfbs(fb); | |
1266 | struct vmw_bo *bo = vmw_user_object_buffer(&vfbs->uo); | |
1267 | ||
1268 | return drm_gem_handle_create(file_priv, &bo->tbo.base, handle); | |
1269 | } | |
10b1e0ca | 1270 | |
d7955fcf | 1271 | static const struct drm_framebuffer_funcs vmw_framebuffer_surface_funcs = { |
d6667f0d | 1272 | .create_handle = vmw_framebuffer_surface_create_handle, |
fb1d9738 | 1273 | .destroy = vmw_framebuffer_surface_destroy, |
2f5544ff | 1274 | .dirty = drm_atomic_helper_dirtyfb, |
fb1d9738 JB |
1275 | }; |
1276 | ||
d3216a0c | 1277 | static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv, |
d6667f0d | 1278 | struct vmw_user_object *uo, |
d3216a0c | 1279 | struct vmw_framebuffer **out, |
dabdcdc9 | 1280 | const struct drm_mode_fb_cmd2 |
d6667f0d | 1281 | *mode_cmd) |
fb1d9738 JB |
1282 | |
1283 | { | |
9703bb32 | 1284 | struct drm_device *dev = &dev_priv->drm; |
fb1d9738 | 1285 | struct vmw_framebuffer_surface *vfbs; |
d3216a0c | 1286 | enum SVGA3dSurfaceFormat format; |
d6667f0d | 1287 | struct vmw_surface *surface; |
fb1d9738 JB |
1288 | int ret; |
1289 | ||
c8261a96 SY |
1290 | /* 3D is only supported on HWv8 and newer hosts */ |
1291 | if (dev_priv->active_display_unit == vmw_du_legacy) | |
01e81419 JB |
1292 | return -ENOSYS; |
1293 | ||
d6667f0d ZR |
1294 | surface = vmw_user_object_surface(uo); |
1295 | ||
d3216a0c TH |
1296 | /* |
1297 | * Sanity checks. | |
1298 | */ | |
1299 | ||
8bb75aeb ZR |
1300 | if (!drm_any_plane_has_format(&dev_priv->drm, |
1301 | mode_cmd->pixel_format, | |
1302 | mode_cmd->modifier[0])) { | |
1303 | drm_dbg(&dev_priv->drm, | |
1304 | "unsupported pixel format %p4cc / modifier 0x%llx\n", | |
1305 | &mode_cmd->pixel_format, mode_cmd->modifier[0]); | |
1306 | return -EINVAL; | |
1307 | } | |
1308 | ||
e7ac9211 | 1309 | /* Surface must be marked as a scanout. */ |
26b82873 | 1310 | if (unlikely(!surface->metadata.scanout)) |
e7ac9211 JB |
1311 | return -EINVAL; |
1312 | ||
26b82873 DR |
1313 | if (unlikely(surface->metadata.mip_levels[0] != 1 || |
1314 | surface->metadata.num_sizes != 1 || | |
1315 | surface->metadata.base_size.width < mode_cmd->width || | |
1316 | surface->metadata.base_size.height < mode_cmd->height || | |
1317 | surface->metadata.base_size.depth != 1)) { | |
d3216a0c TH |
1318 | DRM_ERROR("Incompatible surface dimensions " |
1319 | "for requested mode.\n"); | |
1320 | return -EINVAL; | |
1321 | } | |
1322 | ||
dabdcdc9 DV |
1323 | switch (mode_cmd->pixel_format) { |
1324 | case DRM_FORMAT_ARGB8888: | |
d3216a0c TH |
1325 | format = SVGA3D_A8R8G8B8; |
1326 | break; | |
dabdcdc9 | 1327 | case DRM_FORMAT_XRGB8888: |
d3216a0c TH |
1328 | format = SVGA3D_X8R8G8B8; |
1329 | break; | |
dabdcdc9 | 1330 | case DRM_FORMAT_RGB565: |
d3216a0c TH |
1331 | format = SVGA3D_R5G6B5; |
1332 | break; | |
dabdcdc9 | 1333 | case DRM_FORMAT_XRGB1555: |
d3216a0c TH |
1334 | format = SVGA3D_A1R5G5B5; |
1335 | break; | |
1336 | default: | |
92f1d09c SA |
1337 | DRM_ERROR("Invalid pixel format: %p4cc\n", |
1338 | &mode_cmd->pixel_format); | |
d3216a0c TH |
1339 | return -EINVAL; |
1340 | } | |
1341 | ||
d80efd5c TH |
1342 | /* |
1343 | * For DX, surface format validation is done when surface->scanout | |
1344 | * is set. | |
1345 | */ | |
26b82873 | 1346 | if (!has_sm4_context(dev_priv) && format != surface->metadata.format) { |
d3216a0c TH |
1347 | DRM_ERROR("Invalid surface format for requested mode.\n"); |
1348 | return -EINVAL; | |
1349 | } | |
1350 | ||
fb1d9738 JB |
1351 | vfbs = kzalloc(sizeof(*vfbs), GFP_KERNEL); |
1352 | if (!vfbs) { | |
1353 | ret = -ENOMEM; | |
1354 | goto out_err1; | |
1355 | } | |
1356 | ||
a3f913ca | 1357 | drm_helper_mode_fill_fb_struct(dev, &vfbs->base.base, mode_cmd); |
d6667f0d ZR |
1358 | memcpy(&vfbs->uo, uo, sizeof(vfbs->uo)); |
1359 | vmw_user_object_ref(&vfbs->uo); | |
3a939a5e | 1360 | |
fb1d9738 JB |
1361 | *out = &vfbs->base; |
1362 | ||
80f0b5af DV |
1363 | ret = drm_framebuffer_init(dev, &vfbs->base.base, |
1364 | &vmw_framebuffer_surface_funcs); | |
1365 | if (ret) | |
05c95018 | 1366 | goto out_err2; |
80f0b5af | 1367 | |
fb1d9738 JB |
1368 | return 0; |
1369 | ||
fb1d9738 | 1370 | out_err2: |
d6667f0d | 1371 | vmw_user_object_unref(&vfbs->uo); |
fb1d9738 JB |
1372 | kfree(vfbs); |
1373 | out_err1: | |
1374 | return ret; | |
1375 | } | |
1376 | ||
1377 | /* | |
f1d34bfd | 1378 | * Buffer-object framebuffer code |
fb1d9738 JB |
1379 | */ |
1380 | ||
24df43d9 ZR |
1381 | static int vmw_framebuffer_bo_create_handle(struct drm_framebuffer *fb, |
1382 | struct drm_file *file_priv, | |
1383 | unsigned int *handle) | |
1384 | { | |
1385 | struct vmw_framebuffer_bo *vfbd = | |
1386 | vmw_framebuffer_to_vfbd(fb); | |
668b2066 | 1387 | return drm_gem_handle_create(file_priv, &vfbd->buffer->tbo.base, handle); |
24df43d9 ZR |
1388 | } |
1389 | ||
f1d34bfd | 1390 | static void vmw_framebuffer_bo_destroy(struct drm_framebuffer *framebuffer) |
fb1d9738 | 1391 | { |
f1d34bfd | 1392 | struct vmw_framebuffer_bo *vfbd = |
fb1d9738 JB |
1393 | vmw_framebuffer_to_vfbd(framebuffer); |
1394 | ||
1395 | drm_framebuffer_cleanup(framebuffer); | |
f1d34bfd | 1396 | vmw_bo_unreference(&vfbd->buffer); |
fb1d9738 JB |
1397 | |
1398 | kfree(vfbd); | |
1399 | } | |
1400 | ||
f1d34bfd | 1401 | static const struct drm_framebuffer_funcs vmw_framebuffer_bo_funcs = { |
24df43d9 | 1402 | .create_handle = vmw_framebuffer_bo_create_handle, |
f1d34bfd | 1403 | .destroy = vmw_framebuffer_bo_destroy, |
a37a512d | 1404 | .dirty = drm_atomic_helper_dirtyfb, |
fb1d9738 JB |
1405 | }; |
1406 | ||
f1d34bfd | 1407 | static int vmw_kms_new_framebuffer_bo(struct vmw_private *dev_priv, |
09881d29 | 1408 | struct vmw_bo *bo, |
f1d34bfd TH |
1409 | struct vmw_framebuffer **out, |
1410 | const struct drm_mode_fb_cmd2 | |
1411 | *mode_cmd) | |
fb1d9738 JB |
1412 | |
1413 | { | |
9703bb32 | 1414 | struct drm_device *dev = &dev_priv->drm; |
f1d34bfd | 1415 | struct vmw_framebuffer_bo *vfbd; |
d3216a0c | 1416 | unsigned int requested_size; |
fb1d9738 JB |
1417 | int ret; |
1418 | ||
dabdcdc9 | 1419 | requested_size = mode_cmd->height * mode_cmd->pitches[0]; |
668b2066 | 1420 | if (unlikely(requested_size > bo->tbo.base.size)) { |
d3216a0c TH |
1421 | DRM_ERROR("Screen buffer object size is too small " |
1422 | "for requested mode.\n"); | |
1423 | return -EINVAL; | |
1424 | } | |
1425 | ||
8bb75aeb ZR |
1426 | if (!drm_any_plane_has_format(&dev_priv->drm, |
1427 | mode_cmd->pixel_format, | |
1428 | mode_cmd->modifier[0])) { | |
1429 | drm_dbg(&dev_priv->drm, | |
1430 | "unsupported pixel format %p4cc / modifier 0x%llx\n", | |
1431 | &mode_cmd->pixel_format, mode_cmd->modifier[0]); | |
1432 | return -EINVAL; | |
c337ada7 JB |
1433 | } |
1434 | ||
fb1d9738 JB |
1435 | vfbd = kzalloc(sizeof(*vfbd), GFP_KERNEL); |
1436 | if (!vfbd) { | |
1437 | ret = -ENOMEM; | |
1438 | goto out_err1; | |
1439 | } | |
1440 | ||
668b2066 | 1441 | vfbd->base.base.obj[0] = &bo->tbo.base; |
a3f913ca | 1442 | drm_helper_mode_fill_fb_struct(dev, &vfbd->base.base, mode_cmd); |
f1d34bfd TH |
1443 | vfbd->base.bo = true; |
1444 | vfbd->buffer = vmw_bo_reference(bo); | |
fb1d9738 JB |
1445 | *out = &vfbd->base; |
1446 | ||
80f0b5af | 1447 | ret = drm_framebuffer_init(dev, &vfbd->base.base, |
f1d34bfd | 1448 | &vmw_framebuffer_bo_funcs); |
80f0b5af | 1449 | if (ret) |
05c95018 | 1450 | goto out_err2; |
80f0b5af | 1451 | |
fb1d9738 JB |
1452 | return 0; |
1453 | ||
fb1d9738 | 1454 | out_err2: |
f1d34bfd | 1455 | vmw_bo_unreference(&bo); |
fb1d9738 JB |
1456 | kfree(vfbd); |
1457 | out_err1: | |
1458 | return ret; | |
1459 | } | |
1460 | ||
810b3e16 SY |
1461 | |
1462 | /** | |
1463 | * vmw_kms_srf_ok - check if a surface can be created | |
1464 | * | |
c88c25a6 | 1465 | * @dev_priv: Pointer to device private struct. |
810b3e16 SY |
1466 | * @width: requested width |
1467 | * @height: requested height | |
1468 | * | |
1469 | * Surfaces need to be less than texture size | |
1470 | */ | |
1471 | static bool | |
1472 | vmw_kms_srf_ok(struct vmw_private *dev_priv, uint32_t width, uint32_t height) | |
1473 | { | |
1474 | if (width > dev_priv->texture_max_width || | |
1475 | height > dev_priv->texture_max_height) | |
1476 | return false; | |
1477 | ||
1478 | return true; | |
1479 | } | |
1480 | ||
fd006a43 TH |
1481 | /** |
1482 | * vmw_kms_new_framebuffer - Create a new framebuffer. | |
1483 | * | |
1484 | * @dev_priv: Pointer to device private struct. | |
d6667f0d ZR |
1485 | * @uo: Pointer to user object to wrap the kms framebuffer around. |
1486 | * Either the buffer or surface inside the user object must be NULL. | |
fd006a43 | 1487 | * @mode_cmd: Frame-buffer metadata. |
fb1d9738 | 1488 | */ |
fd006a43 TH |
1489 | struct vmw_framebuffer * |
1490 | vmw_kms_new_framebuffer(struct vmw_private *dev_priv, | |
d6667f0d | 1491 | struct vmw_user_object *uo, |
dabdcdc9 | 1492 | const struct drm_mode_fb_cmd2 *mode_cmd) |
fb1d9738 | 1493 | { |
fb1d9738 | 1494 | struct vmw_framebuffer *vfb = NULL; |
fb1d9738 JB |
1495 | int ret; |
1496 | ||
fd006a43 | 1497 | /* Create the new framebuffer depending one what we have */ |
d6667f0d ZR |
1498 | if (vmw_user_object_surface(uo)) { |
1499 | ret = vmw_kms_new_framebuffer_surface(dev_priv, uo, &vfb, | |
1500 | mode_cmd); | |
1501 | } else if (uo->buffer) { | |
1502 | ret = vmw_kms_new_framebuffer_bo(dev_priv, uo->buffer, &vfb, | |
f1d34bfd | 1503 | mode_cmd); |
05c95018 | 1504 | } else { |
fd006a43 | 1505 | BUG(); |
05c95018 | 1506 | } |
fd006a43 TH |
1507 | |
1508 | if (ret) | |
1509 | return ERR_PTR(ret); | |
1510 | ||
fd006a43 TH |
1511 | return vfb; |
1512 | } | |
1513 | ||
fb1d9738 JB |
1514 | /* |
1515 | * Generic Kernel modesetting functions | |
1516 | */ | |
1517 | ||
1518 | static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, | |
1519 | struct drm_file *file_priv, | |
dabdcdc9 | 1520 | const struct drm_mode_fb_cmd2 *mode_cmd) |
fb1d9738 JB |
1521 | { |
1522 | struct vmw_private *dev_priv = vmw_priv(dev); | |
fb1d9738 | 1523 | struct vmw_framebuffer *vfb = NULL; |
d6667f0d | 1524 | struct vmw_user_object uo = {0}; |
fb1d9738 JB |
1525 | int ret; |
1526 | ||
f1d34bfd | 1527 | /* returns either a bo or surface */ |
d6667f0d ZR |
1528 | ret = vmw_user_object_lookup(dev_priv, file_priv, mode_cmd->handles[0], |
1529 | &uo); | |
c593197b ZR |
1530 | if (ret) { |
1531 | DRM_ERROR("Invalid buffer object handle %u (0x%x).\n", | |
1532 | mode_cmd->handles[0], mode_cmd->handles[0]); | |
e7ac9211 | 1533 | goto err_out; |
c593197b | 1534 | } |
e7ac9211 | 1535 | |
810b3e16 | 1536 | |
d6667f0d | 1537 | if (vmw_user_object_surface(&uo) && |
810b3e16 | 1538 | !vmw_kms_srf_ok(dev_priv, mode_cmd->width, mode_cmd->height)) { |
c593197b | 1539 | DRM_ERROR("Surface size cannot exceed %dx%d\n", |
810b3e16 SY |
1540 | dev_priv->texture_max_width, |
1541 | dev_priv->texture_max_height); | |
1542 | goto err_out; | |
1543 | } | |
1544 | ||
1545 | ||
d6667f0d | 1546 | vfb = vmw_kms_new_framebuffer(dev_priv, &uo, mode_cmd); |
fd006a43 TH |
1547 | if (IS_ERR(vfb)) { |
1548 | ret = PTR_ERR(vfb); | |
1549 | goto err_out; | |
da7ffb96 | 1550 | } |
e7ac9211 JB |
1551 | |
1552 | err_out: | |
d6667f0d ZR |
1553 | /* vmw_user_object_lookup takes one ref so does new_fb */ |
1554 | vmw_user_object_unref(&uo); | |
fb1d9738 JB |
1555 | |
1556 | if (ret) { | |
1557 | DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret); | |
cce13ff7 | 1558 | return ERR_PTR(ret); |
8afa13a0 | 1559 | } |
fb1d9738 JB |
1560 | |
1561 | return &vfb->base; | |
1562 | } | |
1563 | ||
0a80eb4c DR |
1564 | /** |
1565 | * vmw_kms_check_display_memory - Validates display memory required for a | |
1566 | * topology | |
1567 | * @dev: DRM device | |
1568 | * @num_rects: number of drm_rect in rects | |
1569 | * @rects: array of drm_rect representing the topology to validate indexed by | |
1570 | * crtc index. | |
1571 | * | |
1572 | * Returns: | |
1573 | * 0 on success otherwise negative error code | |
1574 | */ | |
1575 | static int vmw_kms_check_display_memory(struct drm_device *dev, | |
1576 | uint32_t num_rects, | |
1577 | struct drm_rect *rects) | |
1578 | { | |
1579 | struct vmw_private *dev_priv = vmw_priv(dev); | |
0a80eb4c DR |
1580 | struct drm_rect bounding_box = {0}; |
1581 | u64 total_pixels = 0, pixel_mem, bb_mem; | |
1582 | int i; | |
1583 | ||
1584 | for (i = 0; i < num_rects; i++) { | |
1585 | /* | |
0c1b174b DR |
1586 | * For STDU only individual screen (screen target) is limited by |
1587 | * SCREENTARGET_MAX_WIDTH/HEIGHT registers. | |
0a80eb4c | 1588 | */ |
0c1b174b DR |
1589 | if (dev_priv->active_display_unit == vmw_du_screen_target && |
1590 | (drm_rect_width(&rects[i]) > dev_priv->stdu_max_width || | |
1591 | drm_rect_height(&rects[i]) > dev_priv->stdu_max_height)) { | |
9bb34e90 | 1592 | VMW_DEBUG_KMS("Screen size not supported.\n"); |
0a80eb4c DR |
1593 | return -EINVAL; |
1594 | } | |
1595 | ||
1596 | /* Bounding box upper left is at (0,0). */ | |
1597 | if (rects[i].x2 > bounding_box.x2) | |
1598 | bounding_box.x2 = rects[i].x2; | |
1599 | ||
1600 | if (rects[i].y2 > bounding_box.y2) | |
1601 | bounding_box.y2 = rects[i].y2; | |
1602 | ||
1603 | total_pixels += (u64) drm_rect_width(&rects[i]) * | |
1604 | (u64) drm_rect_height(&rects[i]); | |
1605 | } | |
1606 | ||
1607 | /* Virtual svga device primary limits are always in 32-bpp. */ | |
1608 | pixel_mem = total_pixels * 4; | |
1609 | ||
1610 | /* | |
1611 | * For HV10 and below prim_bb_mem is vram size. When | |
1612 | * SVGA_REG_MAX_PRIMARY_BOUNDING_BOX_MEM is not present vram size is | |
1613 | * limit on primary bounding box | |
1614 | */ | |
ebc9ac7c | 1615 | if (pixel_mem > dev_priv->max_primary_mem) { |
9bb34e90 | 1616 | VMW_DEBUG_KMS("Combined output size too large.\n"); |
0a80eb4c DR |
1617 | return -EINVAL; |
1618 | } | |
1619 | ||
1620 | /* SVGA_CAP_NO_BB_RESTRICTION is available for STDU only. */ | |
1621 | if (dev_priv->active_display_unit != vmw_du_screen_target || | |
1622 | !(dev_priv->capabilities & SVGA_CAP_NO_BB_RESTRICTION)) { | |
1623 | bb_mem = (u64) bounding_box.x2 * bounding_box.y2 * 4; | |
1624 | ||
ebc9ac7c | 1625 | if (bb_mem > dev_priv->max_primary_mem) { |
9bb34e90 | 1626 | VMW_DEBUG_KMS("Topology is beyond supported limits.\n"); |
0a80eb4c DR |
1627 | return -EINVAL; |
1628 | } | |
1629 | } | |
1630 | ||
1631 | return 0; | |
1632 | } | |
1633 | ||
9d9486e4 TH |
1634 | /** |
1635 | * vmw_crtc_state_and_lock - Return new or current crtc state with locked | |
1636 | * crtc mutex | |
1637 | * @state: The atomic state pointer containing the new atomic state | |
1638 | * @crtc: The crtc | |
1639 | * | |
1640 | * This function returns the new crtc state if it's part of the state update. | |
1641 | * Otherwise returns the current crtc state. It also makes sure that the | |
1642 | * crtc mutex is locked. | |
1643 | * | |
1644 | * Returns: A valid crtc state pointer or NULL. It may also return a | |
1645 | * pointer error, in particular -EDEADLK if locking needs to be rerun. | |
1646 | */ | |
1647 | static struct drm_crtc_state * | |
1648 | vmw_crtc_state_and_lock(struct drm_atomic_state *state, struct drm_crtc *crtc) | |
1649 | { | |
1650 | struct drm_crtc_state *crtc_state; | |
1651 | ||
1652 | crtc_state = drm_atomic_get_new_crtc_state(state, crtc); | |
1653 | if (crtc_state) { | |
1654 | lockdep_assert_held(&crtc->mutex.mutex.base); | |
1655 | } else { | |
1656 | int ret = drm_modeset_lock(&crtc->mutex, state->acquire_ctx); | |
1657 | ||
1658 | if (ret != 0 && ret != -EALREADY) | |
1659 | return ERR_PTR(ret); | |
1660 | ||
1661 | crtc_state = crtc->state; | |
1662 | } | |
1663 | ||
1664 | return crtc_state; | |
1665 | } | |
1666 | ||
1667 | /** | |
1668 | * vmw_kms_check_implicit - Verify that all implicit display units scan out | |
1669 | * from the same fb after the new state is committed. | |
1670 | * @dev: The drm_device. | |
1671 | * @state: The new state to be checked. | |
1672 | * | |
1673 | * Returns: | |
1674 | * Zero on success, | |
1675 | * -EINVAL on invalid state, | |
1676 | * -EDEADLK if modeset locking needs to be rerun. | |
1677 | */ | |
1678 | static int vmw_kms_check_implicit(struct drm_device *dev, | |
1679 | struct drm_atomic_state *state) | |
1680 | { | |
1681 | struct drm_framebuffer *implicit_fb = NULL; | |
1682 | struct drm_crtc *crtc; | |
1683 | struct drm_crtc_state *crtc_state; | |
1684 | struct drm_plane_state *plane_state; | |
1685 | ||
1686 | drm_for_each_crtc(crtc, dev) { | |
1687 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
1688 | ||
1689 | if (!du->is_implicit) | |
1690 | continue; | |
1691 | ||
1692 | crtc_state = vmw_crtc_state_and_lock(state, crtc); | |
1693 | if (IS_ERR(crtc_state)) | |
1694 | return PTR_ERR(crtc_state); | |
1695 | ||
1696 | if (!crtc_state || !crtc_state->enable) | |
1697 | continue; | |
1698 | ||
1699 | /* | |
1700 | * Can't move primary planes across crtcs, so this is OK. | |
1701 | * It also means we don't need to take the plane mutex. | |
1702 | */ | |
1703 | plane_state = du->primary.state; | |
1704 | if (plane_state->crtc != crtc) | |
1705 | continue; | |
1706 | ||
1707 | if (!implicit_fb) | |
1708 | implicit_fb = plane_state->fb; | |
1709 | else if (implicit_fb != plane_state->fb) | |
1710 | return -EINVAL; | |
1711 | } | |
1712 | ||
1713 | return 0; | |
1714 | } | |
1715 | ||
0a80eb4c DR |
1716 | /** |
1717 | * vmw_kms_check_topology - Validates topology in drm_atomic_state | |
1718 | * @dev: DRM device | |
1719 | * @state: the driver state object | |
1720 | * | |
1721 | * Returns: | |
1722 | * 0 on success otherwise negative error code | |
1723 | */ | |
1724 | static int vmw_kms_check_topology(struct drm_device *dev, | |
1725 | struct drm_atomic_state *state) | |
1726 | { | |
1727 | struct drm_crtc_state *old_crtc_state, *new_crtc_state; | |
1728 | struct drm_rect *rects; | |
1729 | struct drm_crtc *crtc; | |
1730 | uint32_t i; | |
1731 | int ret = 0; | |
1732 | ||
1733 | rects = kcalloc(dev->mode_config.num_crtc, sizeof(struct drm_rect), | |
1734 | GFP_KERNEL); | |
1735 | if (!rects) | |
1736 | return -ENOMEM; | |
1737 | ||
1738 | drm_for_each_crtc(crtc, dev) { | |
1739 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
9da6e26c | 1740 | struct drm_crtc_state *crtc_state; |
0a80eb4c DR |
1741 | |
1742 | i = drm_crtc_index(crtc); | |
1743 | ||
9da6e26c TH |
1744 | crtc_state = vmw_crtc_state_and_lock(state, crtc); |
1745 | if (IS_ERR(crtc_state)) { | |
1746 | ret = PTR_ERR(crtc_state); | |
1747 | goto clean; | |
1748 | } | |
1749 | ||
1750 | if (!crtc_state) | |
1751 | continue; | |
1752 | ||
1753 | if (crtc_state->enable) { | |
0a80eb4c DR |
1754 | rects[i].x1 = du->gui_x; |
1755 | rects[i].y1 = du->gui_y; | |
1756 | rects[i].x2 = du->gui_x + crtc_state->mode.hdisplay; | |
1757 | rects[i].y2 = du->gui_y + crtc_state->mode.vdisplay; | |
9da6e26c TH |
1758 | } else { |
1759 | rects[i].x1 = 0; | |
1760 | rects[i].y1 = 0; | |
1761 | rects[i].x2 = 0; | |
1762 | rects[i].y2 = 0; | |
0a80eb4c DR |
1763 | } |
1764 | } | |
1765 | ||
1766 | /* Determine change to topology due to new atomic state */ | |
1767 | for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, | |
1768 | new_crtc_state, i) { | |
1769 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
3e79ecda DR |
1770 | struct drm_connector *connector; |
1771 | struct drm_connector_state *conn_state; | |
1772 | struct vmw_connector_state *vmw_conn_state; | |
0a80eb4c | 1773 | |
479d5902 | 1774 | if (!du->pref_active && new_crtc_state->enable) { |
9bb34e90 | 1775 | VMW_DEBUG_KMS("Enabling a disabled display unit\n"); |
3e79ecda DR |
1776 | ret = -EINVAL; |
1777 | goto clean; | |
1778 | } | |
0a80eb4c | 1779 | |
3e79ecda DR |
1780 | /* |
1781 | * For vmwgfx each crtc has only one connector attached and it | |
1782 | * is not changed so don't really need to check the | |
1783 | * crtc->connector_mask and iterate over it. | |
1784 | */ | |
1785 | connector = &du->connector; | |
1786 | conn_state = drm_atomic_get_connector_state(state, connector); | |
1787 | if (IS_ERR(conn_state)) { | |
1788 | ret = PTR_ERR(conn_state); | |
1789 | goto clean; | |
0a80eb4c | 1790 | } |
3e79ecda DR |
1791 | |
1792 | vmw_conn_state = vmw_connector_state_to_vcs(conn_state); | |
1793 | vmw_conn_state->gui_x = du->gui_x; | |
1794 | vmw_conn_state->gui_y = du->gui_y; | |
0a80eb4c | 1795 | } |
c46a3064 | 1796 | |
0a80eb4c DR |
1797 | ret = vmw_kms_check_display_memory(dev, dev->mode_config.num_crtc, |
1798 | rects); | |
c46a3064 | 1799 | |
0a80eb4c DR |
1800 | clean: |
1801 | kfree(rects); | |
1802 | return ret; | |
1803 | } | |
c46a3064 SY |
1804 | |
1805 | /** | |
1806 | * vmw_kms_atomic_check_modeset- validate state object for modeset changes | |
1807 | * | |
1808 | * @dev: DRM device | |
1809 | * @state: the driver state object | |
1810 | * | |
1811 | * This is a simple wrapper around drm_atomic_helper_check_modeset() for | |
1812 | * us to assign a value to mode->crtc_clock so that | |
1813 | * drm_calc_timestamping_constants() won't throw an error message | |
1814 | * | |
0a80eb4c | 1815 | * Returns: |
c46a3064 SY |
1816 | * Zero for success or -errno |
1817 | */ | |
bdc362f6 | 1818 | static int |
c46a3064 SY |
1819 | vmw_kms_atomic_check_modeset(struct drm_device *dev, |
1820 | struct drm_atomic_state *state) | |
1821 | { | |
c46a3064 | 1822 | struct drm_crtc *crtc; |
7e14eabc DR |
1823 | struct drm_crtc_state *crtc_state; |
1824 | bool need_modeset = false; | |
1825 | int i, ret; | |
06168448 | 1826 | |
b249cb4f | 1827 | ret = drm_atomic_helper_check(dev, state); |
0a80eb4c | 1828 | if (ret) |
b249cb4f | 1829 | return ret; |
c46a3064 | 1830 | |
9d9486e4 | 1831 | ret = vmw_kms_check_implicit(dev, state); |
9bb34e90 DR |
1832 | if (ret) { |
1833 | VMW_DEBUG_KMS("Invalid implicit state\n"); | |
9d9486e4 | 1834 | return ret; |
9bb34e90 | 1835 | } |
9d9486e4 | 1836 | |
7e14eabc DR |
1837 | for_each_new_crtc_in_state(state, crtc, crtc_state, i) { |
1838 | if (drm_atomic_crtc_needs_modeset(crtc_state)) | |
1839 | need_modeset = true; | |
c46a3064 SY |
1840 | } |
1841 | ||
7e14eabc DR |
1842 | if (need_modeset) |
1843 | return vmw_kms_check_topology(dev, state); | |
1844 | ||
1845 | return ret; | |
c46a3064 SY |
1846 | } |
1847 | ||
e6ecefaa | 1848 | static const struct drm_mode_config_funcs vmw_kms_funcs = { |
fb1d9738 | 1849 | .fb_create = vmw_kms_fb_create, |
c46a3064 | 1850 | .atomic_check = vmw_kms_atomic_check_modeset, |
904efd9e | 1851 | .atomic_commit = drm_atomic_helper_commit, |
fb1d9738 JB |
1852 | }; |
1853 | ||
b9eb1a61 TH |
1854 | static int vmw_kms_generic_present(struct vmw_private *dev_priv, |
1855 | struct drm_file *file_priv, | |
1856 | struct vmw_framebuffer *vfb, | |
1857 | struct vmw_surface *surface, | |
1858 | uint32_t sid, | |
1859 | int32_t destX, int32_t destY, | |
1860 | struct drm_vmw_rect *clips, | |
1861 | uint32_t num_clips) | |
2fcd5a73 | 1862 | { |
10b1e0ca TH |
1863 | return vmw_kms_sou_do_surface_dirty(dev_priv, vfb, NULL, clips, |
1864 | &surface->res, destX, destY, | |
91e9f352 | 1865 | num_clips, 1, NULL, NULL); |
2fcd5a73 JB |
1866 | } |
1867 | ||
6bf6bf03 | 1868 | |
2fcd5a73 JB |
1869 | int vmw_kms_present(struct vmw_private *dev_priv, |
1870 | struct drm_file *file_priv, | |
1871 | struct vmw_framebuffer *vfb, | |
1872 | struct vmw_surface *surface, | |
1873 | uint32_t sid, | |
1874 | int32_t destX, int32_t destY, | |
1875 | struct drm_vmw_rect *clips, | |
1876 | uint32_t num_clips) | |
1877 | { | |
35c05125 | 1878 | int ret; |
2fcd5a73 | 1879 | |
6bf6bf03 TH |
1880 | switch (dev_priv->active_display_unit) { |
1881 | case vmw_du_screen_target: | |
1882 | ret = vmw_kms_stdu_surface_dirty(dev_priv, vfb, NULL, clips, | |
1883 | &surface->res, destX, destY, | |
91e9f352 | 1884 | num_clips, 1, NULL, NULL); |
6bf6bf03 TH |
1885 | break; |
1886 | case vmw_du_screen_object: | |
1887 | ret = vmw_kms_generic_present(dev_priv, file_priv, vfb, surface, | |
1888 | sid, destX, destY, clips, | |
1889 | num_clips); | |
1890 | break; | |
1891 | default: | |
1892 | WARN_ONCE(true, | |
1893 | "Present called with invalid display system.\n"); | |
1894 | ret = -ENOSYS; | |
1895 | break; | |
2fcd5a73 | 1896 | } |
35c05125 SY |
1897 | if (ret) |
1898 | return ret; | |
2fcd5a73 | 1899 | |
8426ed9c | 1900 | vmw_cmd_flush(dev_priv, false); |
2fcd5a73 | 1901 | |
35c05125 | 1902 | return 0; |
2fcd5a73 JB |
1903 | } |
1904 | ||
578e609a TH |
1905 | static void |
1906 | vmw_kms_create_hotplug_mode_update_property(struct vmw_private *dev_priv) | |
1907 | { | |
1908 | if (dev_priv->hotplug_mode_update_property) | |
1909 | return; | |
1910 | ||
1911 | dev_priv->hotplug_mode_update_property = | |
9703bb32 | 1912 | drm_property_create_range(&dev_priv->drm, |
578e609a TH |
1913 | DRM_MODE_PROP_IMMUTABLE, |
1914 | "hotplug_mode_update", 0, 1); | |
578e609a TH |
1915 | } |
1916 | ||
7b006203 ZR |
1917 | static void |
1918 | vmw_atomic_commit_tail(struct drm_atomic_state *old_state) | |
1919 | { | |
1920 | struct vmw_private *vmw = vmw_priv(old_state->dev); | |
1921 | struct drm_crtc *crtc; | |
1922 | struct drm_crtc_state *old_crtc_state; | |
1923 | int i; | |
1924 | ||
1925 | drm_atomic_helper_commit_tail(old_state); | |
1926 | ||
1927 | if (vmw->vkms_enabled) { | |
1928 | for_each_old_crtc_in_state(old_state, crtc, old_crtc_state, i) { | |
1929 | struct vmw_display_unit *du = vmw_crtc_to_du(crtc); | |
1930 | (void)old_crtc_state; | |
1931 | flush_work(&du->vkms.crc_generator_work); | |
1932 | } | |
1933 | } | |
1934 | } | |
1935 | ||
1936 | static const struct drm_mode_config_helper_funcs vmw_mode_config_helpers = { | |
1937 | .atomic_commit_tail = vmw_atomic_commit_tail, | |
1938 | }; | |
1939 | ||
fb1d9738 JB |
1940 | int vmw_kms_init(struct vmw_private *dev_priv) |
1941 | { | |
9703bb32 | 1942 | struct drm_device *dev = &dev_priv->drm; |
fb1d9738 | 1943 | int ret; |
2b273544 ZR |
1944 | static const char *display_unit_names[] = { |
1945 | "Invalid", | |
1946 | "Legacy", | |
1947 | "Screen Object", | |
1948 | "Screen Target", | |
1949 | "Invalid (max)" | |
1950 | }; | |
fb1d9738 JB |
1951 | |
1952 | drm_mode_config_init(dev); | |
1953 | dev->mode_config.funcs = &vmw_kms_funcs; | |
3bef3572 JB |
1954 | dev->mode_config.min_width = 1; |
1955 | dev->mode_config.min_height = 1; | |
65ade7d3 SY |
1956 | dev->mode_config.max_width = dev_priv->texture_max_width; |
1957 | dev->mode_config.max_height = dev_priv->texture_max_height; | |
df42523c | 1958 | dev->mode_config.preferred_depth = dev_priv->assume_16bpp ? 16 : 32; |
7b006203 | 1959 | dev->mode_config.helper_private = &vmw_mode_config_helpers; |
fb1d9738 | 1960 | |
578e609a TH |
1961 | drm_mode_create_suggested_offset_properties(dev); |
1962 | vmw_kms_create_hotplug_mode_update_property(dev_priv); | |
1963 | ||
35c05125 SY |
1964 | ret = vmw_kms_stdu_init_display(dev_priv); |
1965 | if (ret) { | |
1966 | ret = vmw_kms_sou_init_display(dev_priv); | |
1967 | if (ret) /* Fallback */ | |
1968 | ret = vmw_kms_ldu_init_display(dev_priv); | |
1969 | } | |
2b273544 ZR |
1970 | BUILD_BUG_ON(ARRAY_SIZE(display_unit_names) != (vmw_du_max + 1)); |
1971 | drm_info(&dev_priv->drm, "%s display unit initialized\n", | |
1972 | display_unit_names[dev_priv->active_display_unit]); | |
fb1d9738 | 1973 | |
c8261a96 | 1974 | return ret; |
fb1d9738 JB |
1975 | } |
1976 | ||
1977 | int vmw_kms_close(struct vmw_private *dev_priv) | |
1978 | { | |
5f58e974 | 1979 | int ret = 0; |
c8261a96 | 1980 | |
fb1d9738 JB |
1981 | /* |
1982 | * Docs says we should take the lock before calling this function | |
1983 | * but since it destroys encoders and our destructor calls | |
1984 | * drm_encoder_cleanup which takes the lock we deadlock. | |
1985 | */ | |
9703bb32 | 1986 | drm_mode_config_cleanup(&dev_priv->drm); |
5f58e974 | 1987 | if (dev_priv->active_display_unit == vmw_du_legacy) |
c8261a96 SY |
1988 | ret = vmw_kms_ldu_close_display(dev_priv); |
1989 | ||
1990 | return ret; | |
fb1d9738 JB |
1991 | } |
1992 | ||
1993 | int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data, | |
1994 | struct drm_file *file_priv) | |
1995 | { | |
1996 | struct drm_vmw_cursor_bypass_arg *arg = data; | |
1997 | struct vmw_display_unit *du; | |
fb1d9738 JB |
1998 | struct drm_crtc *crtc; |
1999 | int ret = 0; | |
2000 | ||
fb1d9738 JB |
2001 | mutex_lock(&dev->mode_config.mutex); |
2002 | if (arg->flags & DRM_VMW_CURSOR_BYPASS_ALL) { | |
2003 | ||
2004 | list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { | |
2005 | du = vmw_crtc_to_du(crtc); | |
2006 | du->hotspot_x = arg->xhot; | |
2007 | du->hotspot_y = arg->yhot; | |
2008 | } | |
2009 | ||
2010 | mutex_unlock(&dev->mode_config.mutex); | |
2011 | return 0; | |
2012 | } | |
2013 | ||
418da172 | 2014 | crtc = drm_crtc_find(dev, file_priv, arg->crtc_id); |
a4cd5d68 | 2015 | if (!crtc) { |
4ae87ff0 | 2016 | ret = -ENOENT; |
fb1d9738 JB |
2017 | goto out; |
2018 | } | |
2019 | ||
fb1d9738 JB |
2020 | du = vmw_crtc_to_du(crtc); |
2021 | ||
2022 | du->hotspot_x = arg->xhot; | |
2023 | du->hotspot_y = arg->yhot; | |
2024 | ||
2025 | out: | |
2026 | mutex_unlock(&dev->mode_config.mutex); | |
2027 | ||
2028 | return ret; | |
2029 | } | |
2030 | ||
0bef23f9 | 2031 | int vmw_kms_write_svga(struct vmw_private *vmw_priv, |
d7e1958d | 2032 | unsigned width, unsigned height, unsigned pitch, |
6558429b | 2033 | unsigned bpp, unsigned depth) |
fb1d9738 | 2034 | { |
d7e1958d JB |
2035 | if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK) |
2036 | vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, pitch); | |
2037 | else if (vmw_fifo_have_pitchlock(vmw_priv)) | |
be4f77ac | 2038 | vmw_fifo_mem_write(vmw_priv, SVGA_FIFO_PITCHLOCK, pitch); |
d7e1958d JB |
2039 | vmw_write(vmw_priv, SVGA_REG_WIDTH, width); |
2040 | vmw_write(vmw_priv, SVGA_REG_HEIGHT, height); | |
625f8fb5 ZR |
2041 | if ((vmw_priv->capabilities & SVGA_CAP_8BIT_EMULATION) != 0) |
2042 | vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, bpp); | |
0bef23f9 MD |
2043 | |
2044 | if (vmw_read(vmw_priv, SVGA_REG_DEPTH) != depth) { | |
2045 | DRM_ERROR("Invalid depth %u for %u bpp, host expects %u\n", | |
2046 | depth, bpp, vmw_read(vmw_priv, SVGA_REG_DEPTH)); | |
2047 | return -EINVAL; | |
2048 | } | |
2049 | ||
2050 | return 0; | |
d7e1958d | 2051 | } |
fb1d9738 | 2052 | |
dde1de06 | 2053 | static |
e133e737 | 2054 | bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv, |
dde1de06 IF |
2055 | u64 pitch, |
2056 | u64 height) | |
e133e737 | 2057 | { |
dde1de06 | 2058 | return (pitch * height) < (u64)dev_priv->vram_size; |
e133e737 TH |
2059 | } |
2060 | ||
5e24133e DR |
2061 | /** |
2062 | * vmw_du_update_layout - Update the display unit with topology from resolution | |
2063 | * plugin and generate DRM uevent | |
2064 | * @dev_priv: device private | |
2065 | * @num_rects: number of drm_rect in rects | |
2066 | * @rects: toplogy to update | |
626ab771 | 2067 | */ |
5e24133e DR |
2068 | static int vmw_du_update_layout(struct vmw_private *dev_priv, |
2069 | unsigned int num_rects, struct drm_rect *rects) | |
626ab771 | 2070 | { |
9703bb32 | 2071 | struct drm_device *dev = &dev_priv->drm; |
626ab771 JB |
2072 | struct vmw_display_unit *du; |
2073 | struct drm_connector *con; | |
b89e5ff9 | 2074 | struct drm_connector_list_iter conn_iter; |
9da6e26c TH |
2075 | struct drm_modeset_acquire_ctx ctx; |
2076 | struct drm_crtc *crtc; | |
2077 | int ret; | |
2078 | ||
2079 | /* Currently gui_x/y is protected with the crtc mutex */ | |
2080 | mutex_lock(&dev->mode_config.mutex); | |
2081 | drm_modeset_acquire_init(&ctx, 0); | |
2082 | retry: | |
2083 | drm_for_each_crtc(crtc, dev) { | |
2084 | ret = drm_modeset_lock(&crtc->mutex, &ctx); | |
2085 | if (ret < 0) { | |
2086 | if (ret == -EDEADLK) { | |
2087 | drm_modeset_backoff(&ctx); | |
2088 | goto retry; | |
da7ffb96 | 2089 | } |
9da6e26c TH |
2090 | goto out_fini; |
2091 | } | |
2092 | } | |
626ab771 | 2093 | |
b89e5ff9 DR |
2094 | drm_connector_list_iter_begin(dev, &conn_iter); |
2095 | drm_for_each_connector_iter(con, &conn_iter) { | |
626ab771 | 2096 | du = vmw_connector_to_du(con); |
5e24133e DR |
2097 | if (num_rects > du->unit) { |
2098 | du->pref_width = drm_rect_width(&rects[du->unit]); | |
2099 | du->pref_height = drm_rect_height(&rects[du->unit]); | |
626ab771 | 2100 | du->pref_active = true; |
5e24133e DR |
2101 | du->gui_x = rects[du->unit].x1; |
2102 | du->gui_y = rects[du->unit].y1; | |
b89e5ff9 | 2103 | } else { |
df42523c ZR |
2104 | du->pref_width = VMWGFX_MIN_INITIAL_WIDTH; |
2105 | du->pref_height = VMWGFX_MIN_INITIAL_HEIGHT; | |
b89e5ff9 DR |
2106 | du->pref_active = false; |
2107 | du->gui_x = 0; | |
2108 | du->gui_y = 0; | |
2109 | } | |
6ea77d13 | 2110 | } |
b89e5ff9 | 2111 | drm_connector_list_iter_end(&conn_iter); |
626ab771 JB |
2112 | |
2113 | list_for_each_entry(con, &dev->mode_config.connector_list, head) { | |
2114 | du = vmw_connector_to_du(con); | |
b89e5ff9 | 2115 | if (num_rects > du->unit) { |
578e609a TH |
2116 | drm_object_property_set_value |
2117 | (&con->base, dev->mode_config.suggested_x_property, | |
2118 | du->gui_x); | |
2119 | drm_object_property_set_value | |
2120 | (&con->base, dev->mode_config.suggested_y_property, | |
2121 | du->gui_y); | |
626ab771 | 2122 | } else { |
578e609a TH |
2123 | drm_object_property_set_value |
2124 | (&con->base, dev->mode_config.suggested_x_property, | |
2125 | 0); | |
2126 | drm_object_property_set_value | |
2127 | (&con->base, dev->mode_config.suggested_y_property, | |
2128 | 0); | |
626ab771 JB |
2129 | } |
2130 | con->status = vmw_du_connector_detect(con, true); | |
2131 | } | |
9da6e26c TH |
2132 | out_fini: |
2133 | drm_modeset_drop_locks(&ctx); | |
2134 | drm_modeset_acquire_fini(&ctx); | |
2135 | mutex_unlock(&dev->mode_config.mutex); | |
97216fef | 2136 | |
df42523c ZR |
2137 | drm_sysfs_hotplug_event(dev); |
2138 | ||
626ab771 JB |
2139 | return 0; |
2140 | } | |
2141 | ||
7ea77283 ML |
2142 | int vmw_du_crtc_gamma_set(struct drm_crtc *crtc, |
2143 | u16 *r, u16 *g, u16 *b, | |
6d124ff8 DV |
2144 | uint32_t size, |
2145 | struct drm_modeset_acquire_ctx *ctx) | |
626ab771 JB |
2146 | { |
2147 | struct vmw_private *dev_priv = vmw_priv(crtc->dev); | |
2148 | int i; | |
2149 | ||
2150 | for (i = 0; i < size; i++) { | |
2151 | DRM_DEBUG("%d r/g/b = 0x%04x / 0x%04x / 0x%04x\n", i, | |
2152 | r[i], g[i], b[i]); | |
2153 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 0, r[i] >> 8); | |
2154 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 1, g[i] >> 8); | |
2155 | vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 2, b[i] >> 8); | |
2156 | } | |
7ea77283 ML |
2157 | |
2158 | return 0; | |
626ab771 JB |
2159 | } |
2160 | ||
9a69a9ac | 2161 | int vmw_du_connector_dpms(struct drm_connector *connector, int mode) |
626ab771 | 2162 | { |
9a69a9ac | 2163 | return 0; |
626ab771 JB |
2164 | } |
2165 | ||
626ab771 JB |
2166 | enum drm_connector_status |
2167 | vmw_du_connector_detect(struct drm_connector *connector, bool force) | |
2168 | { | |
2169 | uint32_t num_displays; | |
2170 | struct drm_device *dev = connector->dev; | |
2171 | struct vmw_private *dev_priv = vmw_priv(dev); | |
cd2b89e7 | 2172 | struct vmw_display_unit *du = vmw_connector_to_du(connector); |
626ab771 | 2173 | |
626ab771 | 2174 | num_displays = vmw_read(dev_priv, SVGA_REG_NUM_DISPLAYS); |
626ab771 | 2175 | |
cd2b89e7 TH |
2176 | return ((vmw_connector_to_du(connector)->unit < num_displays && |
2177 | du->pref_active) ? | |
626ab771 JB |
2178 | connector_status_connected : connector_status_disconnected); |
2179 | } | |
2180 | ||
1543b4dd TH |
2181 | /** |
2182 | * vmw_guess_mode_timing - Provide fake timings for a | |
2183 | * 60Hz vrefresh mode. | |
2184 | * | |
c88c25a6 | 2185 | * @mode: Pointer to a struct drm_display_mode with hdisplay and vdisplay |
1543b4dd TH |
2186 | * members filled in. |
2187 | */ | |
a278724a | 2188 | void vmw_guess_mode_timing(struct drm_display_mode *mode) |
1543b4dd TH |
2189 | { |
2190 | mode->hsync_start = mode->hdisplay + 50; | |
2191 | mode->hsync_end = mode->hsync_start + 50; | |
2192 | mode->htotal = mode->hsync_end + 50; | |
2193 | ||
2194 | mode->vsync_start = mode->vdisplay + 50; | |
2195 | mode->vsync_end = mode->vsync_start + 50; | |
2196 | mode->vtotal = mode->vsync_end + 50; | |
2197 | ||
2198 | mode->clock = (u32)mode->htotal * (u32)mode->vtotal / 100 * 6; | |
1543b4dd TH |
2199 | } |
2200 | ||
2201 | ||
5e24133e DR |
2202 | /** |
2203 | * vmw_kms_update_layout_ioctl - Handler for DRM_VMW_UPDATE_LAYOUT ioctl | |
2204 | * @dev: drm device for the ioctl | |
2205 | * @data: data pointer for the ioctl | |
2206 | * @file_priv: drm file for the ioctl call | |
2207 | * | |
2208 | * Update preferred topology of display unit as per ioctl request. The topology | |
2209 | * is expressed as array of drm_vmw_rect. | |
2210 | * e.g. | |
2211 | * [0 0 640 480] [640 0 800 600] [0 480 640 480] | |
2212 | * | |
2213 | * NOTE: | |
2214 | * The x and y offset (upper left) in drm_vmw_rect cannot be less than 0. Beside | |
2215 | * device limit on topology, x + w and y + h (lower right) cannot be greater | |
2216 | * than INT_MAX. So topology beyond these limits will return with error. | |
2217 | * | |
2218 | * Returns: | |
2219 | * Zero on success, negative errno on failure. | |
2220 | */ | |
cd2b89e7 TH |
2221 | int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data, |
2222 | struct drm_file *file_priv) | |
2223 | { | |
2224 | struct vmw_private *dev_priv = vmw_priv(dev); | |
0c1b174b | 2225 | struct drm_mode_config *mode_config = &dev->mode_config; |
cd2b89e7 TH |
2226 | struct drm_vmw_update_layout_arg *arg = |
2227 | (struct drm_vmw_update_layout_arg *)data; | |
cd2b89e7 TH |
2228 | void __user *user_rects; |
2229 | struct drm_vmw_rect *rects; | |
5e24133e | 2230 | struct drm_rect *drm_rects; |
cd2b89e7 | 2231 | unsigned rects_size; |
5e24133e | 2232 | int ret, i; |
cd2b89e7 | 2233 | |
cd2b89e7 | 2234 | if (!arg->num_outputs) { |
df42523c ZR |
2235 | struct drm_rect def_rect = {0, 0, |
2236 | VMWGFX_MIN_INITIAL_WIDTH, | |
2237 | VMWGFX_MIN_INITIAL_HEIGHT}; | |
cd2b89e7 | 2238 | vmw_du_update_layout(dev_priv, 1, &def_rect); |
5151adb3 | 2239 | return 0; |
cd2b89e7 TH |
2240 | } |
2241 | ||
2242 | rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect); | |
bab9efc2 XW |
2243 | rects = kcalloc(arg->num_outputs, sizeof(struct drm_vmw_rect), |
2244 | GFP_KERNEL); | |
5151adb3 TH |
2245 | if (unlikely(!rects)) |
2246 | return -ENOMEM; | |
cd2b89e7 TH |
2247 | |
2248 | user_rects = (void __user *)(unsigned long)arg->rects; | |
2249 | ret = copy_from_user(rects, user_rects, rects_size); | |
2250 | if (unlikely(ret != 0)) { | |
2251 | DRM_ERROR("Failed to get rects.\n"); | |
2252 | ret = -EFAULT; | |
2253 | goto out_free; | |
2254 | } | |
2255 | ||
5e24133e | 2256 | drm_rects = (struct drm_rect *)rects; |
65ade7d3 | 2257 | |
745adc3f | 2258 | VMW_DEBUG_KMS("Layout count = %u\n", arg->num_outputs); |
5e24133e DR |
2259 | for (i = 0; i < arg->num_outputs; i++) { |
2260 | struct drm_vmw_rect curr_rect; | |
cd2b89e7 | 2261 | |
5e24133e DR |
2262 | /* Verify user-space for overflow as kernel use drm_rect */ |
2263 | if ((rects[i].x + rects[i].w > INT_MAX) || | |
2264 | (rects[i].y + rects[i].h > INT_MAX)) { | |
2265 | ret = -ERANGE; | |
35c05125 SY |
2266 | goto out_free; |
2267 | } | |
2268 | ||
5e24133e DR |
2269 | curr_rect = rects[i]; |
2270 | drm_rects[i].x1 = curr_rect.x; | |
2271 | drm_rects[i].y1 = curr_rect.y; | |
2272 | drm_rects[i].x2 = curr_rect.x + curr_rect.w; | |
2273 | drm_rects[i].y2 = curr_rect.y + curr_rect.h; | |
0c1b174b | 2274 | |
745adc3f DR |
2275 | VMW_DEBUG_KMS(" x1 = %d y1 = %d x2 = %d y2 = %d\n", |
2276 | drm_rects[i].x1, drm_rects[i].y1, | |
2277 | drm_rects[i].x2, drm_rects[i].y2); | |
2278 | ||
0c1b174b DR |
2279 | /* |
2280 | * Currently this check is limiting the topology within | |
2281 | * mode_config->max (which actually is max texture size | |
2282 | * supported by virtual device). This limit is here to address | |
2283 | * window managers that create a big framebuffer for whole | |
2284 | * topology. | |
2285 | */ | |
2286 | if (drm_rects[i].x1 < 0 || drm_rects[i].y1 < 0 || | |
2287 | drm_rects[i].x2 > mode_config->max_width || | |
2288 | drm_rects[i].y2 > mode_config->max_height) { | |
9bb34e90 DR |
2289 | VMW_DEBUG_KMS("Invalid layout %d %d %d %d\n", |
2290 | drm_rects[i].x1, drm_rects[i].y1, | |
2291 | drm_rects[i].x2, drm_rects[i].y2); | |
0c1b174b DR |
2292 | ret = -EINVAL; |
2293 | goto out_free; | |
2294 | } | |
cd2b89e7 TH |
2295 | } |
2296 | ||
5e24133e DR |
2297 | ret = vmw_kms_check_display_memory(dev, arg->num_outputs, drm_rects); |
2298 | ||
2299 | if (ret == 0) | |
2300 | vmw_du_update_layout(dev_priv, arg->num_outputs, drm_rects); | |
cd2b89e7 TH |
2301 | |
2302 | out_free: | |
2303 | kfree(rects); | |
cd2b89e7 TH |
2304 | return ret; |
2305 | } | |
1a4b172a TH |
2306 | |
2307 | /** | |
2308 | * vmw_kms_helper_dirty - Helper to build commands and perform actions based | |
2309 | * on a set of cliprects and a set of display units. | |
2310 | * | |
2311 | * @dev_priv: Pointer to a device private structure. | |
2312 | * @framebuffer: Pointer to the framebuffer on which to perform the actions. | |
2313 | * @clips: A set of struct drm_clip_rect. Either this os @vclips must be NULL. | |
2314 | * Cliprects are given in framebuffer coordinates. | |
2315 | * @vclips: A set of struct drm_vmw_rect cliprects. Either this or @clips must | |
2316 | * be NULL. Cliprects are given in source coordinates. | |
2317 | * @dest_x: X coordinate offset for the crtc / destination clip rects. | |
2318 | * @dest_y: Y coordinate offset for the crtc / destination clip rects. | |
2319 | * @num_clips: Number of cliprects in the @clips or @vclips array. | |
2320 | * @increment: Integer with which to increment the clip counter when looping. | |
2321 | * Used to skip a predetermined number of clip rects. | |
2322 | * @dirty: Closure structure. See the description of struct vmw_kms_dirty. | |
2323 | */ | |
2324 | int vmw_kms_helper_dirty(struct vmw_private *dev_priv, | |
2325 | struct vmw_framebuffer *framebuffer, | |
2326 | const struct drm_clip_rect *clips, | |
2327 | const struct drm_vmw_rect *vclips, | |
2328 | s32 dest_x, s32 dest_y, | |
2329 | int num_clips, | |
2330 | int increment, | |
2331 | struct vmw_kms_dirty *dirty) | |
2332 | { | |
2333 | struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS]; | |
2334 | struct drm_crtc *crtc; | |
2335 | u32 num_units = 0; | |
2336 | u32 i, k; | |
1a4b172a TH |
2337 | |
2338 | dirty->dev_priv = dev_priv; | |
2339 | ||
91e9f352 DR |
2340 | /* If crtc is passed, no need to iterate over other display units */ |
2341 | if (dirty->crtc) { | |
2342 | units[num_units++] = vmw_crtc_to_du(dirty->crtc); | |
2343 | } else { | |
9703bb32 | 2344 | list_for_each_entry(crtc, &dev_priv->drm.mode_config.crtc_list, |
91e9f352 | 2345 | head) { |
464ce098 VS |
2346 | struct drm_plane *plane = crtc->primary; |
2347 | ||
2348 | if (plane->state->fb == &framebuffer->base) | |
2349 | units[num_units++] = vmw_crtc_to_du(crtc); | |
91e9f352 | 2350 | } |
1a4b172a TH |
2351 | } |
2352 | ||
2353 | for (k = 0; k < num_units; k++) { | |
2354 | struct vmw_display_unit *unit = units[k]; | |
2355 | s32 crtc_x = unit->crtc.x; | |
2356 | s32 crtc_y = unit->crtc.y; | |
2357 | s32 crtc_width = unit->crtc.mode.hdisplay; | |
2358 | s32 crtc_height = unit->crtc.mode.vdisplay; | |
2359 | const struct drm_clip_rect *clips_ptr = clips; | |
2360 | const struct drm_vmw_rect *vclips_ptr = vclips; | |
2361 | ||
2362 | dirty->unit = unit; | |
2363 | if (dirty->fifo_reserve_size > 0) { | |
8426ed9c | 2364 | dirty->cmd = VMW_CMD_RESERVE(dev_priv, |
1a4b172a | 2365 | dirty->fifo_reserve_size); |
11c45419 | 2366 | if (!dirty->cmd) |
f3b8c0ca | 2367 | return -ENOMEM; |
11c45419 | 2368 | |
1a4b172a TH |
2369 | memset(dirty->cmd, 0, dirty->fifo_reserve_size); |
2370 | } | |
2371 | dirty->num_hits = 0; | |
2372 | for (i = 0; i < num_clips; i++, clips_ptr += increment, | |
2373 | vclips_ptr += increment) { | |
2374 | s32 clip_left; | |
2375 | s32 clip_top; | |
2376 | ||
2377 | /* | |
2378 | * Select clip array type. Note that integer type | |
2379 | * in @clips is unsigned short, whereas in @vclips | |
2380 | * it's 32-bit. | |
2381 | */ | |
2382 | if (clips) { | |
2383 | dirty->fb_x = (s32) clips_ptr->x1; | |
2384 | dirty->fb_y = (s32) clips_ptr->y1; | |
2385 | dirty->unit_x2 = (s32) clips_ptr->x2 + dest_x - | |
2386 | crtc_x; | |
2387 | dirty->unit_y2 = (s32) clips_ptr->y2 + dest_y - | |
2388 | crtc_y; | |
2389 | } else { | |
2390 | dirty->fb_x = vclips_ptr->x; | |
2391 | dirty->fb_y = vclips_ptr->y; | |
2392 | dirty->unit_x2 = dirty->fb_x + vclips_ptr->w + | |
2393 | dest_x - crtc_x; | |
2394 | dirty->unit_y2 = dirty->fb_y + vclips_ptr->h + | |
2395 | dest_y - crtc_y; | |
2396 | } | |
2397 | ||
2398 | dirty->unit_x1 = dirty->fb_x + dest_x - crtc_x; | |
2399 | dirty->unit_y1 = dirty->fb_y + dest_y - crtc_y; | |
2400 | ||
2401 | /* Skip this clip if it's outside the crtc region */ | |
2402 | if (dirty->unit_x1 >= crtc_width || | |
2403 | dirty->unit_y1 >= crtc_height || | |
2404 | dirty->unit_x2 <= 0 || dirty->unit_y2 <= 0) | |
2405 | continue; | |
2406 | ||
2407 | /* Clip right and bottom to crtc limits */ | |
2408 | dirty->unit_x2 = min_t(s32, dirty->unit_x2, | |
2409 | crtc_width); | |
2410 | dirty->unit_y2 = min_t(s32, dirty->unit_y2, | |
2411 | crtc_height); | |
2412 | ||
2413 | /* Clip left and top to crtc limits */ | |
2414 | clip_left = min_t(s32, dirty->unit_x1, 0); | |
2415 | clip_top = min_t(s32, dirty->unit_y1, 0); | |
2416 | dirty->unit_x1 -= clip_left; | |
2417 | dirty->unit_y1 -= clip_top; | |
2418 | dirty->fb_x -= clip_left; | |
2419 | dirty->fb_y -= clip_top; | |
2420 | ||
2421 | dirty->clip(dirty); | |
2422 | } | |
2423 | ||
2424 | dirty->fifo_commit(dirty); | |
2425 | } | |
2426 | ||
2427 | return 0; | |
2428 | } | |
2429 | ||
2430 | /** | |
2724b2d5 TH |
2431 | * vmw_kms_helper_validation_finish - Helper for post KMS command submission |
2432 | * cleanup and fencing | |
2433 | * @dev_priv: Pointer to the device-private struct | |
2434 | * @file_priv: Pointer identifying the client when user-space fencing is used | |
2435 | * @ctx: Pointer to the validation context | |
2436 | * @out_fence: If non-NULL, returned refcounted fence-pointer | |
2437 | * @user_fence_rep: If non-NULL, pointer to user-space address area | |
2438 | * in which to copy user-space fence info | |
1a4b172a | 2439 | */ |
2724b2d5 TH |
2440 | void vmw_kms_helper_validation_finish(struct vmw_private *dev_priv, |
2441 | struct drm_file *file_priv, | |
2442 | struct vmw_validation_context *ctx, | |
2443 | struct vmw_fence_obj **out_fence, | |
2444 | struct drm_vmw_fence_rep __user * | |
2445 | user_fence_rep) | |
2446 | { | |
2447 | struct vmw_fence_obj *fence = NULL; | |
51fdbeb4 TH |
2448 | uint32_t handle = 0; |
2449 | int ret = 0; | |
1a4b172a | 2450 | |
2724b2d5 TH |
2451 | if (file_priv || user_fence_rep || vmw_validation_has_bos(ctx) || |
2452 | out_fence) | |
2453 | ret = vmw_execbuf_fence_commands(file_priv, dev_priv, &fence, | |
2454 | file_priv ? &handle : NULL); | |
2455 | vmw_validation_done(ctx, fence); | |
1a4b172a TH |
2456 | if (file_priv) |
2457 | vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), | |
2458 | ret, user_fence_rep, fence, | |
a0f90c88 | 2459 | handle, -1); |
1a4b172a TH |
2460 | if (out_fence) |
2461 | *out_fence = fence; | |
2462 | else | |
2463 | vmw_fence_obj_unreference(&fence); | |
1a4b172a | 2464 | } |
6bf6bf03 | 2465 | |
76404ac0 | 2466 | /** |
2cd80dbd | 2467 | * vmw_kms_create_implicit_placement_property - Set up the implicit placement |
76404ac0 TH |
2468 | * property. |
2469 | * | |
2470 | * @dev_priv: Pointer to a device private struct. | |
76404ac0 TH |
2471 | * |
2472 | * Sets up the implicit placement property unless it's already set up. | |
2473 | */ | |
2474 | void | |
9d9486e4 | 2475 | vmw_kms_create_implicit_placement_property(struct vmw_private *dev_priv) |
76404ac0 TH |
2476 | { |
2477 | if (dev_priv->implicit_placement_property) | |
2478 | return; | |
2479 | ||
2480 | dev_priv->implicit_placement_property = | |
9703bb32 | 2481 | drm_property_create_range(&dev_priv->drm, |
9d9486e4 | 2482 | DRM_MODE_PROP_IMMUTABLE, |
76404ac0 | 2483 | "implicit_placement", 0, 1); |
76404ac0 | 2484 | } |
904bb5e5 | 2485 | |
c3b9b165 TH |
2486 | /** |
2487 | * vmw_kms_suspend - Save modesetting state and turn modesetting off. | |
2488 | * | |
2489 | * @dev: Pointer to the drm device | |
2490 | * Return: 0 on success. Negative error code on failure. | |
2491 | */ | |
2492 | int vmw_kms_suspend(struct drm_device *dev) | |
2493 | { | |
2494 | struct vmw_private *dev_priv = vmw_priv(dev); | |
2495 | ||
2496 | dev_priv->suspend_state = drm_atomic_helper_suspend(dev); | |
2497 | if (IS_ERR(dev_priv->suspend_state)) { | |
2498 | int ret = PTR_ERR(dev_priv->suspend_state); | |
2499 | ||
2500 | DRM_ERROR("Failed kms suspend: %d\n", ret); | |
2501 | dev_priv->suspend_state = NULL; | |
2502 | ||
2503 | return ret; | |
2504 | } | |
2505 | ||
2506 | return 0; | |
2507 | } | |
2508 | ||
2509 | ||
2510 | /** | |
2511 | * vmw_kms_resume - Re-enable modesetting and restore state | |
2512 | * | |
2513 | * @dev: Pointer to the drm device | |
2514 | * Return: 0 on success. Negative error code on failure. | |
2515 | * | |
2516 | * State is resumed from a previous vmw_kms_suspend(). It's illegal | |
2517 | * to call this function without a previous vmw_kms_suspend(). | |
2518 | */ | |
2519 | int vmw_kms_resume(struct drm_device *dev) | |
2520 | { | |
2521 | struct vmw_private *dev_priv = vmw_priv(dev); | |
2522 | int ret; | |
2523 | ||
2524 | if (WARN_ON(!dev_priv->suspend_state)) | |
2525 | return 0; | |
2526 | ||
2527 | ret = drm_atomic_helper_resume(dev, dev_priv->suspend_state); | |
2528 | dev_priv->suspend_state = NULL; | |
2529 | ||
2530 | return ret; | |
2531 | } | |
2b4f44ee | 2532 | |
140bcaa2 TH |
2533 | /** |
2534 | * vmw_kms_lost_device - Notify kms that modesetting capabilities will be lost | |
2535 | * | |
2536 | * @dev: Pointer to the drm device | |
2537 | */ | |
2538 | void vmw_kms_lost_device(struct drm_device *dev) | |
2539 | { | |
2540 | drm_atomic_helper_shutdown(dev); | |
2541 | } | |
e41774c0 DR |
2542 | |
2543 | /** | |
2544 | * vmw_du_helper_plane_update - Helper to do plane update on a display unit. | |
2545 | * @update: The closure structure. | |
2546 | * | |
2547 | * Call this helper after setting callbacks in &vmw_du_update_plane to do plane | |
2548 | * update on display unit. | |
2549 | * | |
2550 | * Return: 0 on success or a negative error code on failure. | |
2551 | */ | |
2552 | int vmw_du_helper_plane_update(struct vmw_du_update_plane *update) | |
2553 | { | |
2554 | struct drm_plane_state *state = update->plane->state; | |
2555 | struct drm_plane_state *old_state = update->old_state; | |
2556 | struct drm_atomic_helper_damage_iter iter; | |
2557 | struct drm_rect clip; | |
2558 | struct drm_rect bb; | |
2559 | DECLARE_VAL_CONTEXT(val_ctx, NULL, 0); | |
2560 | uint32_t reserved_size = 0; | |
2561 | uint32_t submit_size = 0; | |
2562 | uint32_t curr_size = 0; | |
2563 | uint32_t num_hits = 0; | |
2564 | void *cmd_start; | |
2565 | char *cmd_next; | |
2566 | int ret; | |
2567 | ||
2568 | /* | |
2569 | * Iterate in advance to check if really need plane update and find the | |
2570 | * number of clips that actually are in plane src for fifo allocation. | |
2571 | */ | |
2572 | drm_atomic_helper_damage_iter_init(&iter, old_state, state); | |
2573 | drm_atomic_for_each_plane_damage(&iter, &clip) | |
2574 | num_hits++; | |
2575 | ||
2576 | if (num_hits == 0) | |
2577 | return 0; | |
2578 | ||
2579 | if (update->vfb->bo) { | |
2580 | struct vmw_framebuffer_bo *vfbbo = | |
2581 | container_of(update->vfb, typeof(*vfbbo), base); | |
2582 | ||
39985eea ZR |
2583 | /* |
2584 | * For screen targets we want a mappable bo, for everything else we want | |
2585 | * accelerated i.e. host backed (vram or gmr) bo. If the display unit | |
2586 | * is not screen target then mob's shouldn't be available. | |
2587 | */ | |
2588 | if (update->dev_priv->active_display_unit == vmw_du_screen_target) { | |
2589 | vmw_bo_placement_set(vfbbo->buffer, | |
2590 | VMW_BO_DOMAIN_SYS | VMW_BO_DOMAIN_MOB | VMW_BO_DOMAIN_GMR, | |
2591 | VMW_BO_DOMAIN_SYS | VMW_BO_DOMAIN_MOB | VMW_BO_DOMAIN_GMR); | |
2592 | } else { | |
2593 | WARN_ON(update->dev_priv->has_mob); | |
2594 | vmw_bo_placement_set_default_accelerated(vfbbo->buffer); | |
2595 | } | |
2596 | ret = vmw_validation_add_bo(&val_ctx, vfbbo->buffer); | |
e41774c0 DR |
2597 | } else { |
2598 | struct vmw_framebuffer_surface *vfbs = | |
2599 | container_of(update->vfb, typeof(*vfbs), base); | |
d6667f0d | 2600 | struct vmw_surface *surf = vmw_user_object_surface(&vfbs->uo); |
e41774c0 | 2601 | |
d6667f0d | 2602 | ret = vmw_validation_add_resource(&val_ctx, &surf->res, |
a9f58c45 TH |
2603 | 0, VMW_RES_DIRTY_NONE, NULL, |
2604 | NULL); | |
e41774c0 DR |
2605 | } |
2606 | ||
2607 | if (ret) | |
2608 | return ret; | |
2609 | ||
2610 | ret = vmw_validation_prepare(&val_ctx, update->mutex, update->intr); | |
2611 | if (ret) | |
2612 | goto out_unref; | |
2613 | ||
2614 | reserved_size = update->calc_fifo_size(update, num_hits); | |
8426ed9c | 2615 | cmd_start = VMW_CMD_RESERVE(update->dev_priv, reserved_size); |
e41774c0 DR |
2616 | if (!cmd_start) { |
2617 | ret = -ENOMEM; | |
2618 | goto out_revert; | |
2619 | } | |
2620 | ||
2621 | cmd_next = cmd_start; | |
2622 | ||
2623 | if (update->post_prepare) { | |
2624 | curr_size = update->post_prepare(update, cmd_next); | |
2625 | cmd_next += curr_size; | |
2626 | submit_size += curr_size; | |
2627 | } | |
2628 | ||
2629 | if (update->pre_clip) { | |
2630 | curr_size = update->pre_clip(update, cmd_next, num_hits); | |
2631 | cmd_next += curr_size; | |
2632 | submit_size += curr_size; | |
2633 | } | |
2634 | ||
2635 | bb.x1 = INT_MAX; | |
2636 | bb.y1 = INT_MAX; | |
2637 | bb.x2 = INT_MIN; | |
2638 | bb.y2 = INT_MIN; | |
2639 | ||
2640 | drm_atomic_helper_damage_iter_init(&iter, old_state, state); | |
2641 | drm_atomic_for_each_plane_damage(&iter, &clip) { | |
2642 | uint32_t fb_x = clip.x1; | |
2643 | uint32_t fb_y = clip.y1; | |
2644 | ||
2645 | vmw_du_translate_to_crtc(state, &clip); | |
2646 | if (update->clip) { | |
2647 | curr_size = update->clip(update, cmd_next, &clip, fb_x, | |
2648 | fb_y); | |
2649 | cmd_next += curr_size; | |
2650 | submit_size += curr_size; | |
2651 | } | |
2652 | bb.x1 = min_t(int, bb.x1, clip.x1); | |
2653 | bb.y1 = min_t(int, bb.y1, clip.y1); | |
2654 | bb.x2 = max_t(int, bb.x2, clip.x2); | |
2655 | bb.y2 = max_t(int, bb.y2, clip.y2); | |
2656 | } | |
2657 | ||
2658 | curr_size = update->post_clip(update, cmd_next, &bb); | |
2659 | submit_size += curr_size; | |
2660 | ||
2661 | if (reserved_size < submit_size) | |
2662 | submit_size = 0; | |
2663 | ||
8426ed9c | 2664 | vmw_cmd_commit(update->dev_priv, submit_size); |
e41774c0 DR |
2665 | |
2666 | vmw_kms_helper_validation_finish(update->dev_priv, NULL, &val_ctx, | |
2667 | update->out_fence, NULL); | |
2668 | return ret; | |
2669 | ||
2670 | out_revert: | |
2671 | vmw_validation_revert(&val_ctx); | |
2672 | ||
2673 | out_unref: | |
2674 | vmw_validation_unref_lists(&val_ctx); | |
2675 | return ret; | |
2676 | } | |
935f7950 MK |
2677 | |
2678 | /** | |
2679 | * vmw_connector_mode_valid - implements drm_connector_helper_funcs.mode_valid callback | |
2680 | * | |
2681 | * @connector: the drm connector, part of a DU container | |
2682 | * @mode: drm mode to check | |
2683 | * | |
2684 | * Returns MODE_OK on success, or a drm_mode_status error code. | |
2685 | */ | |
2686 | enum drm_mode_status vmw_connector_mode_valid(struct drm_connector *connector, | |
2687 | struct drm_display_mode *mode) | |
2688 | { | |
dde1de06 | 2689 | enum drm_mode_status ret; |
935f7950 MK |
2690 | struct drm_device *dev = connector->dev; |
2691 | struct vmw_private *dev_priv = vmw_priv(dev); | |
935f7950 MK |
2692 | u32 assumed_cpp = 4; |
2693 | ||
2694 | if (dev_priv->assume_16bpp) | |
2695 | assumed_cpp = 2; | |
2696 | ||
dde1de06 IF |
2697 | ret = drm_mode_validate_size(mode, dev_priv->texture_max_width, |
2698 | dev_priv->texture_max_height); | |
2699 | if (ret != MODE_OK) | |
2700 | return ret; | |
935f7950 MK |
2701 | |
2702 | if (!vmw_kms_validate_mode_vram(dev_priv, | |
2703 | mode->hdisplay * assumed_cpp, | |
2704 | mode->vdisplay)) | |
2705 | return MODE_MEM; | |
2706 | ||
2707 | return MODE_OK; | |
2708 | } | |
2709 | ||
2710 | /** | |
2711 | * vmw_connector_get_modes - implements drm_connector_helper_funcs.get_modes callback | |
2712 | * | |
2713 | * @connector: the drm connector, part of a DU container | |
2714 | * | |
2715 | * Returns the number of added modes. | |
2716 | */ | |
2717 | int vmw_connector_get_modes(struct drm_connector *connector) | |
2718 | { | |
2719 | struct vmw_display_unit *du = vmw_connector_to_du(connector); | |
2720 | struct drm_device *dev = connector->dev; | |
2721 | struct vmw_private *dev_priv = vmw_priv(dev); | |
2722 | struct drm_display_mode *mode = NULL; | |
2723 | struct drm_display_mode prefmode = { DRM_MODE("preferred", | |
2724 | DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, | |
2725 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
2726 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) | |
2727 | }; | |
2728 | u32 max_width; | |
2729 | u32 max_height; | |
2730 | u32 num_modes; | |
2731 | ||
2732 | /* Add preferred mode */ | |
2733 | mode = drm_mode_duplicate(dev, &prefmode); | |
2734 | if (!mode) | |
2735 | return 0; | |
2736 | ||
2737 | mode->hdisplay = du->pref_width; | |
2738 | mode->vdisplay = du->pref_height; | |
2739 | vmw_guess_mode_timing(mode); | |
2740 | drm_mode_set_name(mode); | |
2741 | ||
2742 | drm_mode_probed_add(connector, mode); | |
2743 | drm_dbg_kms(dev, "preferred mode " DRM_MODE_FMT "\n", DRM_MODE_ARG(mode)); | |
2744 | ||
2745 | /* Probe connector for all modes not exceeding our geom limits */ | |
2746 | max_width = dev_priv->texture_max_width; | |
2747 | max_height = dev_priv->texture_max_height; | |
2748 | ||
2749 | if (dev_priv->active_display_unit == vmw_du_screen_target) { | |
2750 | max_width = min(dev_priv->stdu_max_width, max_width); | |
2751 | max_height = min(dev_priv->stdu_max_height, max_height); | |
2752 | } | |
2753 | ||
2754 | num_modes = 1 + drm_add_modes_noedid(connector, max_width, max_height); | |
2755 | ||
2756 | return num_modes; | |
2757 | } | |
d6667f0d ZR |
2758 | |
2759 | struct vmw_user_object *vmw_user_object_ref(struct vmw_user_object *uo) | |
2760 | { | |
2761 | if (uo->buffer) | |
2762 | vmw_user_bo_ref(uo->buffer); | |
2763 | else if (uo->surface) | |
2764 | vmw_surface_reference(uo->surface); | |
2765 | return uo; | |
2766 | } | |
2767 | ||
2768 | void vmw_user_object_unref(struct vmw_user_object *uo) | |
2769 | { | |
2770 | if (uo->buffer) | |
2771 | vmw_user_bo_unref(&uo->buffer); | |
2772 | else if (uo->surface) | |
2773 | vmw_surface_unreference(&uo->surface); | |
2774 | } | |
2775 | ||
2776 | struct vmw_bo * | |
2777 | vmw_user_object_buffer(struct vmw_user_object *uo) | |
2778 | { | |
2779 | if (uo->buffer) | |
2780 | return uo->buffer; | |
2781 | else if (uo->surface) | |
2782 | return uo->surface->res.guest_memory_bo; | |
2783 | return NULL; | |
2784 | } | |
2785 | ||
2786 | struct vmw_surface * | |
2787 | vmw_user_object_surface(struct vmw_user_object *uo) | |
2788 | { | |
2789 | if (uo->buffer) | |
2790 | return uo->buffer->dumb_surface; | |
2791 | return uo->surface; | |
2792 | } | |
2793 | ||
2794 | void *vmw_user_object_map(struct vmw_user_object *uo) | |
2795 | { | |
2796 | struct vmw_bo *bo = vmw_user_object_buffer(uo); | |
2797 | ||
2798 | WARN_ON(!bo); | |
2799 | return vmw_bo_map_and_cache(bo); | |
2800 | } | |
2801 | ||
2802 | void *vmw_user_object_map_size(struct vmw_user_object *uo, size_t size) | |
2803 | { | |
2804 | struct vmw_bo *bo = vmw_user_object_buffer(uo); | |
2805 | ||
2806 | WARN_ON(!bo); | |
2807 | return vmw_bo_map_and_cache_size(bo, size); | |
2808 | } | |
2809 | ||
2810 | void vmw_user_object_unmap(struct vmw_user_object *uo) | |
2811 | { | |
2812 | struct vmw_bo *bo = vmw_user_object_buffer(uo); | |
2813 | int ret; | |
2814 | ||
2815 | WARN_ON(!bo); | |
2816 | ||
2817 | /* Fence the mob creation so we are guarateed to have the mob */ | |
2818 | ret = ttm_bo_reserve(&bo->tbo, false, false, NULL); | |
2819 | if (ret != 0) | |
2820 | return; | |
2821 | ||
2822 | vmw_bo_unmap(bo); | |
2823 | vmw_bo_pin_reserved(bo, false); | |
2824 | ||
2825 | ttm_bo_unreserve(&bo->tbo); | |
2826 | } | |
2827 | ||
2828 | bool vmw_user_object_is_mapped(struct vmw_user_object *uo) | |
2829 | { | |
2830 | struct vmw_bo *bo; | |
2831 | ||
2832 | if (!uo || vmw_user_object_is_null(uo)) | |
2833 | return false; | |
2834 | ||
2835 | bo = vmw_user_object_buffer(uo); | |
2836 | ||
2837 | if (WARN_ON(!bo)) | |
2838 | return false; | |
2839 | ||
2840 | WARN_ON(bo->map.bo && !bo->map.virtual); | |
2841 | return bo->map.virtual; | |
2842 | } | |
2843 | ||
2844 | bool vmw_user_object_is_null(struct vmw_user_object *uo) | |
2845 | { | |
2846 | return !uo->buffer && !uo->surface; | |
2847 | } |