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fb1d9738 JB |
1 | /************************************************************************** |
2 | * | |
54fbde8a | 3 | * Copyright © 2009-2015 VMware, Inc., Palo Alto, CA., USA |
fb1d9738 JB |
4 | * All Rights Reserved. |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining a | |
7 | * copy of this software and associated documentation files (the | |
8 | * "Software"), to deal in the Software without restriction, including | |
9 | * without limitation the rights to use, copy, modify, merge, publish, | |
10 | * distribute, sub license, and/or sell copies of the Software, and to | |
11 | * permit persons to whom the Software is furnished to do so, subject to | |
12 | * the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice (including the | |
15 | * next paragraph) shall be included in all copies or substantial portions | |
16 | * of the Software. | |
17 | * | |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL | |
21 | * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, | |
22 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR | |
23 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE | |
24 | * USE OR OTHER DEALINGS IN THE SOFTWARE. | |
25 | * | |
26 | **************************************************************************/ | |
27 | ||
28 | #include "vmwgfx_kms.h" | |
3cb9ae4f | 29 | #include <drm/drm_plane_helper.h> |
d7721ca7 SY |
30 | #include <drm/drm_atomic.h> |
31 | #include <drm/drm_atomic_helper.h> | |
fb1d9738 | 32 | |
7a1c2f6c | 33 | |
fb1d9738 JB |
34 | #define vmw_crtc_to_ldu(x) \ |
35 | container_of(x, struct vmw_legacy_display_unit, base.crtc) | |
36 | #define vmw_encoder_to_ldu(x) \ | |
37 | container_of(x, struct vmw_legacy_display_unit, base.encoder) | |
38 | #define vmw_connector_to_ldu(x) \ | |
39 | container_of(x, struct vmw_legacy_display_unit, base.connector) | |
40 | ||
41 | struct vmw_legacy_display { | |
42 | struct list_head active; | |
43 | ||
44 | unsigned num_active; | |
d7e1958d | 45 | unsigned last_num_active; |
fb1d9738 JB |
46 | |
47 | struct vmw_framebuffer *fb; | |
48 | }; | |
49 | ||
50 | /** | |
51 | * Display unit using the legacy register interface. | |
52 | */ | |
53 | struct vmw_legacy_display_unit { | |
54 | struct vmw_display_unit base; | |
55 | ||
56 | struct list_head active; | |
fb1d9738 JB |
57 | }; |
58 | ||
59 | static void vmw_ldu_destroy(struct vmw_legacy_display_unit *ldu) | |
60 | { | |
61 | list_del_init(&ldu->active); | |
c8261a96 | 62 | vmw_du_cleanup(&ldu->base); |
fb1d9738 JB |
63 | kfree(ldu); |
64 | } | |
65 | ||
66 | ||
67 | /* | |
68 | * Legacy Display Unit CRTC functions | |
69 | */ | |
70 | ||
fb1d9738 JB |
71 | static void vmw_ldu_crtc_destroy(struct drm_crtc *crtc) |
72 | { | |
73 | vmw_ldu_destroy(vmw_crtc_to_ldu(crtc)); | |
74 | } | |
75 | ||
76 | static int vmw_ldu_commit_list(struct vmw_private *dev_priv) | |
77 | { | |
78 | struct vmw_legacy_display *lds = dev_priv->ldu_priv; | |
79 | struct vmw_legacy_display_unit *entry; | |
d7e1958d JB |
80 | struct drm_framebuffer *fb = NULL; |
81 | struct drm_crtc *crtc = NULL; | |
36cc79bc | 82 | int i = 0; |
fb1d9738 | 83 | |
d7e1958d JB |
84 | /* If there is no display topology the host just assumes |
85 | * that the guest will set the same layout as the host. | |
86 | */ | |
87 | if (!(dev_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY)) { | |
88 | int w = 0, h = 0; | |
89 | list_for_each_entry(entry, &lds->active, active) { | |
90 | crtc = &entry->base.crtc; | |
91 | w = max(w, crtc->x + crtc->mode.hdisplay); | |
92 | h = max(h, crtc->y + crtc->mode.vdisplay); | |
93 | i++; | |
94 | } | |
95 | ||
96 | if (crtc == NULL) | |
97 | return 0; | |
b0119cb9 | 98 | fb = entry->base.crtc.primary->state->fb; |
d7e1958d | 99 | |
01f2c773 | 100 | return vmw_kms_write_svga(dev_priv, w, h, fb->pitches[0], |
272725c7 | 101 | fb->format->cpp[0] * 8, |
b00c600e | 102 | fb->format->depth); |
d7e1958d JB |
103 | } |
104 | ||
d7e1958d JB |
105 | if (!list_empty(&lds->active)) { |
106 | entry = list_entry(lds->active.next, typeof(*entry), active); | |
b0119cb9 | 107 | fb = entry->base.crtc.primary->state->fb; |
d7e1958d | 108 | |
01f2c773 | 109 | vmw_kms_write_svga(dev_priv, fb->width, fb->height, fb->pitches[0], |
272725c7 | 110 | fb->format->cpp[0] * 8, fb->format->depth); |
d7e1958d JB |
111 | } |
112 | ||
259600d5 JB |
113 | /* Make sure we always show something. */ |
114 | vmw_write(dev_priv, SVGA_REG_NUM_GUEST_DISPLAYS, | |
115 | lds->num_active ? lds->num_active : 1); | |
116 | ||
fb1d9738 JB |
117 | i = 0; |
118 | list_for_each_entry(entry, &lds->active, active) { | |
119 | crtc = &entry->base.crtc; | |
120 | ||
121 | vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, i); | |
122 | vmw_write(dev_priv, SVGA_REG_DISPLAY_IS_PRIMARY, !i); | |
123 | vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_X, crtc->x); | |
124 | vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_Y, crtc->y); | |
125 | vmw_write(dev_priv, SVGA_REG_DISPLAY_WIDTH, crtc->mode.hdisplay); | |
126 | vmw_write(dev_priv, SVGA_REG_DISPLAY_HEIGHT, crtc->mode.vdisplay); | |
127 | vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID); | |
128 | ||
129 | i++; | |
130 | } | |
131 | ||
d7e1958d JB |
132 | BUG_ON(i != lds->num_active); |
133 | ||
134 | lds->last_num_active = lds->num_active; | |
135 | ||
fb1d9738 JB |
136 | return 0; |
137 | } | |
138 | ||
139 | static int vmw_ldu_del_active(struct vmw_private *vmw_priv, | |
140 | struct vmw_legacy_display_unit *ldu) | |
141 | { | |
142 | struct vmw_legacy_display *ld = vmw_priv->ldu_priv; | |
143 | if (list_empty(&ldu->active)) | |
144 | return 0; | |
145 | ||
6a591a96 | 146 | /* Must init otherwise list_empty(&ldu->active) will not work. */ |
fb1d9738 JB |
147 | list_del_init(&ldu->active); |
148 | if (--(ld->num_active) == 0) { | |
149 | BUG_ON(!ld->fb); | |
150 | if (ld->fb->unpin) | |
151 | ld->fb->unpin(ld->fb); | |
152 | ld->fb = NULL; | |
153 | } | |
154 | ||
155 | return 0; | |
156 | } | |
157 | ||
158 | static int vmw_ldu_add_active(struct vmw_private *vmw_priv, | |
159 | struct vmw_legacy_display_unit *ldu, | |
160 | struct vmw_framebuffer *vfb) | |
161 | { | |
162 | struct vmw_legacy_display *ld = vmw_priv->ldu_priv; | |
163 | struct vmw_legacy_display_unit *entry; | |
164 | struct list_head *at; | |
165 | ||
04e9e94d JB |
166 | BUG_ON(!ld->num_active && ld->fb); |
167 | if (vfb != ld->fb) { | |
168 | if (ld->fb && ld->fb->unpin) | |
169 | ld->fb->unpin(ld->fb); | |
06ec4190 | 170 | vmw_svga_enable(vmw_priv); |
04e9e94d JB |
171 | if (vfb->pin) |
172 | vfb->pin(vfb); | |
173 | ld->fb = vfb; | |
174 | } | |
175 | ||
fb1d9738 JB |
176 | if (!list_empty(&ldu->active)) |
177 | return 0; | |
178 | ||
179 | at = &ld->active; | |
180 | list_for_each_entry(entry, &ld->active, active) { | |
bbfad336 | 181 | if (entry->base.unit > ldu->base.unit) |
fb1d9738 JB |
182 | break; |
183 | ||
184 | at = &entry->active; | |
185 | } | |
186 | ||
187 | list_add(&ldu->active, at); | |
04e9e94d JB |
188 | |
189 | ld->num_active++; | |
fb1d9738 JB |
190 | |
191 | return 0; | |
192 | } | |
193 | ||
06ec4190 SY |
194 | /** |
195 | * vmw_ldu_crtc_mode_set_nofb - Enable svga | |
196 | * | |
197 | * @crtc: CRTC associated with the new screen | |
198 | * | |
199 | * For LDU, just enable the svga | |
200 | */ | |
201 | static void vmw_ldu_crtc_mode_set_nofb(struct drm_crtc *crtc) | |
202 | { | |
203 | } | |
204 | ||
205 | /** | |
206 | * vmw_ldu_crtc_helper_prepare - Noop | |
207 | * | |
208 | * @crtc: CRTC associated with the new screen | |
209 | * | |
210 | * Prepares the CRTC for a mode set, but we don't need to do anything here. | |
211 | * | |
212 | */ | |
213 | static void vmw_ldu_crtc_helper_prepare(struct drm_crtc *crtc) | |
214 | { | |
215 | } | |
216 | ||
217 | /** | |
218 | * vmw_ldu_crtc_helper_commit - Noop | |
219 | * | |
220 | * @crtc: CRTC associated with the new screen | |
221 | * | |
222 | * This is called after a mode set has been completed. Here's | |
223 | * usually a good place to call vmw_ldu_add_active/vmw_ldu_del_active | |
224 | * but since for LDU the display plane is closely tied to the | |
225 | * CRTC, it makes more sense to do those at plane update time. | |
226 | */ | |
227 | static void vmw_ldu_crtc_helper_commit(struct drm_crtc *crtc) | |
228 | { | |
229 | struct vmw_private *dev_priv; | |
230 | struct vmw_legacy_display_unit *ldu; | |
231 | struct vmw_framebuffer *vfb; | |
232 | struct drm_framebuffer *fb; | |
233 | ||
234 | ||
235 | ldu = vmw_crtc_to_ldu(crtc); | |
236 | dev_priv = vmw_priv(crtc->dev); | |
060e2ad5 | 237 | fb = crtc->primary->state->fb; |
06ec4190 SY |
238 | |
239 | vfb = (fb) ? vmw_framebuffer_to_vfb(fb) : NULL; | |
240 | ||
241 | if (vfb) | |
242 | vmw_ldu_add_active(dev_priv, ldu, vfb); | |
243 | else | |
244 | vmw_ldu_del_active(dev_priv, ldu); | |
060e2ad5 SY |
245 | |
246 | vmw_ldu_commit_list(dev_priv); | |
06ec4190 SY |
247 | } |
248 | ||
249 | /** | |
250 | * vmw_ldu_crtc_helper_disable - Turns off CRTC | |
251 | * | |
252 | * @crtc: CRTC to be turned off | |
253 | */ | |
254 | static void vmw_ldu_crtc_helper_disable(struct drm_crtc *crtc) | |
255 | { | |
256 | } | |
257 | ||
d7955fcf | 258 | static const struct drm_crtc_funcs vmw_legacy_crtc_funcs = { |
626ab771 | 259 | .gamma_set = vmw_du_crtc_gamma_set, |
fb1d9738 | 260 | .destroy = vmw_ldu_crtc_destroy, |
9c2542a4 SY |
261 | .reset = vmw_du_crtc_reset, |
262 | .atomic_duplicate_state = vmw_du_crtc_duplicate_state, | |
263 | .atomic_destroy_state = vmw_du_crtc_destroy_state, | |
b0119cb9 | 264 | .set_config = vmw_kms_set_config, |
fb1d9738 JB |
265 | }; |
266 | ||
626ab771 | 267 | |
fb1d9738 JB |
268 | /* |
269 | * Legacy Display Unit encoder functions | |
270 | */ | |
271 | ||
272 | static void vmw_ldu_encoder_destroy(struct drm_encoder *encoder) | |
273 | { | |
274 | vmw_ldu_destroy(vmw_encoder_to_ldu(encoder)); | |
275 | } | |
276 | ||
d7955fcf | 277 | static const struct drm_encoder_funcs vmw_legacy_encoder_funcs = { |
fb1d9738 JB |
278 | .destroy = vmw_ldu_encoder_destroy, |
279 | }; | |
280 | ||
281 | /* | |
282 | * Legacy Display Unit connector functions | |
283 | */ | |
284 | ||
fb1d9738 JB |
285 | static void vmw_ldu_connector_destroy(struct drm_connector *connector) |
286 | { | |
287 | vmw_ldu_destroy(vmw_connector_to_ldu(connector)); | |
288 | } | |
289 | ||
d7955fcf | 290 | static const struct drm_connector_funcs vmw_legacy_connector_funcs = { |
626ab771 | 291 | .dpms = vmw_du_connector_dpms, |
626ab771 JB |
292 | .detect = vmw_du_connector_detect, |
293 | .fill_modes = vmw_du_connector_fill_modes, | |
294 | .set_property = vmw_du_connector_set_property, | |
fb1d9738 | 295 | .destroy = vmw_ldu_connector_destroy, |
d7721ca7 SY |
296 | .reset = vmw_du_connector_reset, |
297 | .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, | |
298 | .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, | |
299 | .atomic_set_property = vmw_du_connector_atomic_set_property, | |
300 | .atomic_get_property = vmw_du_connector_atomic_get_property, | |
fb1d9738 JB |
301 | }; |
302 | ||
d947d1b7 SY |
303 | static const struct |
304 | drm_connector_helper_funcs vmw_ldu_connector_helper_funcs = { | |
305 | .best_encoder = drm_atomic_helper_best_encoder, | |
306 | }; | |
307 | ||
36cc79bc SY |
308 | /* |
309 | * Legacy Display Plane Functions | |
310 | */ | |
311 | ||
060e2ad5 SY |
312 | /** |
313 | * vmw_ldu_primary_plane_cleanup_fb - Unpin fb | |
314 | * | |
315 | * @plane: display plane | |
316 | * @old_state: Contains the FB to clean up | |
317 | * | |
318 | * Unpins the display surface | |
319 | * | |
320 | * Returns 0 on success | |
321 | */ | |
322 | static void | |
323 | vmw_ldu_primary_plane_cleanup_fb(struct drm_plane *plane, | |
324 | struct drm_plane_state *old_state) | |
325 | { | |
326 | } | |
327 | ||
328 | ||
329 | /** | |
330 | * vmw_ldu_primary_plane_prepare_fb - | |
331 | * | |
332 | * @plane: display plane | |
333 | * @new_state: info on the new plane state, including the FB | |
334 | * | |
335 | * Returns 0 on success | |
336 | */ | |
337 | static int | |
338 | vmw_ldu_primary_plane_prepare_fb(struct drm_plane *plane, | |
339 | struct drm_plane_state *new_state) | |
340 | { | |
341 | return 0; | |
342 | } | |
343 | ||
344 | ||
345 | static void | |
346 | vmw_ldu_primary_plane_atomic_update(struct drm_plane *plane, | |
347 | struct drm_plane_state *old_state) | |
348 | { | |
349 | } | |
350 | ||
351 | ||
36cc79bc | 352 | static const struct drm_plane_funcs vmw_ldu_plane_funcs = { |
b0119cb9 SY |
353 | .update_plane = drm_atomic_helper_update_plane, |
354 | .disable_plane = drm_atomic_helper_disable_plane, | |
36cc79bc | 355 | .destroy = vmw_du_primary_plane_destroy, |
cc5ec459 SY |
356 | .reset = vmw_du_plane_reset, |
357 | .atomic_duplicate_state = vmw_du_plane_duplicate_state, | |
358 | .atomic_destroy_state = vmw_du_plane_destroy_state, | |
36cc79bc SY |
359 | }; |
360 | ||
361 | static const struct drm_plane_funcs vmw_ldu_cursor_funcs = { | |
b0119cb9 SY |
362 | .update_plane = drm_atomic_helper_update_plane, |
363 | .disable_plane = drm_atomic_helper_disable_plane, | |
36cc79bc | 364 | .destroy = vmw_du_cursor_plane_destroy, |
cc5ec459 SY |
365 | .reset = vmw_du_plane_reset, |
366 | .atomic_duplicate_state = vmw_du_plane_duplicate_state, | |
367 | .atomic_destroy_state = vmw_du_plane_destroy_state, | |
36cc79bc SY |
368 | }; |
369 | ||
06ec4190 SY |
370 | /* |
371 | * Atomic Helpers | |
372 | */ | |
060e2ad5 SY |
373 | static const struct |
374 | drm_plane_helper_funcs vmw_ldu_cursor_plane_helper_funcs = { | |
375 | .atomic_check = vmw_du_cursor_plane_atomic_check, | |
376 | .atomic_update = vmw_du_cursor_plane_atomic_update, | |
377 | .prepare_fb = vmw_du_cursor_plane_prepare_fb, | |
378 | .cleanup_fb = vmw_du_plane_cleanup_fb, | |
379 | }; | |
380 | ||
381 | static const struct | |
382 | drm_plane_helper_funcs vmw_ldu_primary_plane_helper_funcs = { | |
383 | .atomic_check = vmw_du_primary_plane_atomic_check, | |
384 | .atomic_update = vmw_ldu_primary_plane_atomic_update, | |
385 | .prepare_fb = vmw_ldu_primary_plane_prepare_fb, | |
386 | .cleanup_fb = vmw_ldu_primary_plane_cleanup_fb, | |
387 | }; | |
388 | ||
06ec4190 SY |
389 | static const struct drm_crtc_helper_funcs vmw_ldu_crtc_helper_funcs = { |
390 | .prepare = vmw_ldu_crtc_helper_prepare, | |
391 | .commit = vmw_ldu_crtc_helper_commit, | |
392 | .disable = vmw_ldu_crtc_helper_disable, | |
06ec4190 SY |
393 | .mode_set_nofb = vmw_ldu_crtc_mode_set_nofb, |
394 | .atomic_check = vmw_du_crtc_atomic_check, | |
395 | .atomic_begin = vmw_du_crtc_atomic_begin, | |
396 | .atomic_flush = vmw_du_crtc_atomic_flush, | |
397 | }; | |
398 | ||
36cc79bc | 399 | |
fb1d9738 JB |
400 | static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit) |
401 | { | |
402 | struct vmw_legacy_display_unit *ldu; | |
403 | struct drm_device *dev = dev_priv->dev; | |
404 | struct drm_connector *connector; | |
405 | struct drm_encoder *encoder; | |
cc5ec459 | 406 | struct drm_plane *primary, *cursor; |
fb1d9738 | 407 | struct drm_crtc *crtc; |
36cc79bc | 408 | int ret; |
fb1d9738 JB |
409 | |
410 | ldu = kzalloc(sizeof(*ldu), GFP_KERNEL); | |
411 | if (!ldu) | |
412 | return -ENOMEM; | |
413 | ||
bbfad336 | 414 | ldu->base.unit = unit; |
fb1d9738 JB |
415 | crtc = &ldu->base.crtc; |
416 | encoder = &ldu->base.encoder; | |
417 | connector = &ldu->base.connector; | |
cc5ec459 SY |
418 | primary = &ldu->base.primary; |
419 | cursor = &ldu->base.cursor; | |
fb1d9738 | 420 | |
1ae1ddd5 JB |
421 | INIT_LIST_HEAD(&ldu->active); |
422 | ||
626ab771 | 423 | ldu->base.pref_active = (unit == 0); |
eb4f923b JB |
424 | ldu->base.pref_width = dev_priv->initial_width; |
425 | ldu->base.pref_height = dev_priv->initial_height; | |
626ab771 | 426 | ldu->base.pref_mode = NULL; |
9c2542a4 SY |
427 | |
428 | /* | |
429 | * Remove this after enabling atomic because property values can | |
430 | * only exist in a state object | |
431 | */ | |
6987427a | 432 | ldu->base.is_implicit = true; |
d8bd19d2 | 433 | |
36cc79bc | 434 | /* Initialize primary plane */ |
cc5ec459 SY |
435 | vmw_du_plane_reset(primary); |
436 | ||
36cc79bc SY |
437 | ret = drm_universal_plane_init(dev, &ldu->base.primary, |
438 | 0, &vmw_ldu_plane_funcs, | |
439 | vmw_primary_plane_formats, | |
440 | ARRAY_SIZE(vmw_primary_plane_formats), | |
441 | DRM_PLANE_TYPE_PRIMARY, NULL); | |
442 | if (ret) { | |
443 | DRM_ERROR("Failed to initialize primary plane"); | |
444 | goto err_free; | |
445 | } | |
446 | ||
060e2ad5 SY |
447 | drm_plane_helper_add(primary, &vmw_ldu_primary_plane_helper_funcs); |
448 | ||
36cc79bc | 449 | /* Initialize cursor plane */ |
cc5ec459 SY |
450 | vmw_du_plane_reset(cursor); |
451 | ||
36cc79bc SY |
452 | ret = drm_universal_plane_init(dev, &ldu->base.cursor, |
453 | 0, &vmw_ldu_cursor_funcs, | |
454 | vmw_cursor_plane_formats, | |
455 | ARRAY_SIZE(vmw_cursor_plane_formats), | |
456 | DRM_PLANE_TYPE_CURSOR, NULL); | |
457 | if (ret) { | |
458 | DRM_ERROR("Failed to initialize cursor plane"); | |
459 | drm_plane_cleanup(&ldu->base.primary); | |
460 | goto err_free; | |
461 | } | |
462 | ||
060e2ad5 SY |
463 | drm_plane_helper_add(cursor, &vmw_ldu_cursor_plane_helper_funcs); |
464 | ||
465 | ||
466 | vmw_du_connector_reset(connector); | |
36cc79bc SY |
467 | ret = drm_connector_init(dev, connector, &vmw_legacy_connector_funcs, |
468 | DRM_MODE_CONNECTOR_VIRTUAL); | |
469 | if (ret) { | |
470 | DRM_ERROR("Failed to initialize connector\n"); | |
471 | goto err_free; | |
472 | } | |
d947d1b7 SY |
473 | |
474 | drm_connector_helper_add(connector, &vmw_ldu_connector_helper_funcs); | |
626ab771 | 475 | connector->status = vmw_du_connector_detect(connector, true); |
d7721ca7 SY |
476 | vmw_connector_state_to_vcs(connector->state)->is_implicit = true; |
477 | ||
fb1d9738 | 478 | |
36cc79bc SY |
479 | ret = drm_encoder_init(dev, encoder, &vmw_legacy_encoder_funcs, |
480 | DRM_MODE_ENCODER_VIRTUAL, NULL); | |
481 | if (ret) { | |
482 | DRM_ERROR("Failed to initialize encoder\n"); | |
483 | goto err_free_connector; | |
484 | } | |
485 | ||
486 | (void) drm_mode_connector_attach_encoder(connector, encoder); | |
fb1d9738 JB |
487 | encoder->possible_crtcs = (1 << unit); |
488 | encoder->possible_clones = 0; | |
489 | ||
36cc79bc SY |
490 | ret = drm_connector_register(connector); |
491 | if (ret) { | |
492 | DRM_ERROR("Failed to register connector\n"); | |
493 | goto err_free_encoder; | |
494 | } | |
6a0a7a9e | 495 | |
d7721ca7 SY |
496 | |
497 | vmw_du_crtc_reset(crtc); | |
36cc79bc SY |
498 | ret = drm_crtc_init_with_planes(dev, crtc, &ldu->base.primary, |
499 | &ldu->base.cursor, | |
500 | &vmw_legacy_crtc_funcs, NULL); | |
501 | if (ret) { | |
502 | DRM_ERROR("Failed to initialize CRTC\n"); | |
503 | goto err_free_unregister; | |
504 | } | |
fb1d9738 | 505 | |
06ec4190 SY |
506 | drm_crtc_helper_add(crtc, &vmw_ldu_crtc_helper_funcs); |
507 | ||
f01b7ba0 MD |
508 | drm_mode_crtc_set_gamma_size(crtc, 256); |
509 | ||
578e609a TH |
510 | drm_object_attach_property(&connector->base, |
511 | dev_priv->hotplug_mode_update_property, 1); | |
512 | drm_object_attach_property(&connector->base, | |
513 | dev->mode_config.suggested_x_property, 0); | |
514 | drm_object_attach_property(&connector->base, | |
515 | dev->mode_config.suggested_y_property, 0); | |
76404ac0 TH |
516 | if (dev_priv->implicit_placement_property) |
517 | drm_object_attach_property | |
518 | (&connector->base, | |
519 | dev_priv->implicit_placement_property, | |
520 | 1); | |
fb1d9738 JB |
521 | |
522 | return 0; | |
36cc79bc SY |
523 | |
524 | err_free_unregister: | |
525 | drm_connector_unregister(connector); | |
526 | err_free_encoder: | |
527 | drm_encoder_cleanup(encoder); | |
528 | err_free_connector: | |
529 | drm_connector_cleanup(connector); | |
530 | err_free: | |
531 | kfree(ldu); | |
532 | return ret; | |
fb1d9738 JB |
533 | } |
534 | ||
c8261a96 | 535 | int vmw_kms_ldu_init_display(struct vmw_private *dev_priv) |
fb1d9738 | 536 | { |
7a1c2f6c | 537 | struct drm_device *dev = dev_priv->dev; |
74b5ea30 | 538 | int i, ret; |
7a1c2f6c | 539 | |
fb1d9738 JB |
540 | if (dev_priv->ldu_priv) { |
541 | DRM_INFO("ldu system already on\n"); | |
542 | return -EINVAL; | |
543 | } | |
544 | ||
85b54e0c | 545 | dev_priv->ldu_priv = kmalloc(sizeof(*dev_priv->ldu_priv), GFP_KERNEL); |
fb1d9738 JB |
546 | if (!dev_priv->ldu_priv) |
547 | return -ENOMEM; | |
548 | ||
549 | INIT_LIST_HEAD(&dev_priv->ldu_priv->active); | |
550 | dev_priv->ldu_priv->num_active = 0; | |
d7e1958d | 551 | dev_priv->ldu_priv->last_num_active = 0; |
fb1d9738 JB |
552 | dev_priv->ldu_priv->fb = NULL; |
553 | ||
60a16a30 JB |
554 | /* for old hardware without multimon only enable one display */ |
555 | if (dev_priv->capabilities & SVGA_CAP_MULTIMON) | |
556 | ret = drm_vblank_init(dev, VMWGFX_NUM_DISPLAY_UNITS); | |
557 | else | |
558 | ret = drm_vblank_init(dev, 1); | |
559 | if (ret != 0) | |
560 | goto err_free; | |
fb1d9738 | 561 | |
76404ac0 TH |
562 | vmw_kms_create_implicit_placement_property(dev_priv, true); |
563 | ||
60a16a30 | 564 | if (dev_priv->capabilities & SVGA_CAP_MULTIMON) |
56d1c78d | 565 | for (i = 0; i < VMWGFX_NUM_DISPLAY_UNITS; ++i) |
7a1c2f6c | 566 | vmw_ldu_init(dev_priv, i); |
60a16a30 | 567 | else |
7a1c2f6c | 568 | vmw_ldu_init(dev_priv, 0); |
fb1d9738 | 569 | |
c8261a96 SY |
570 | dev_priv->active_display_unit = vmw_du_legacy; |
571 | ||
572 | DRM_INFO("Legacy Display Unit initialized\n"); | |
573 | ||
60a16a30 JB |
574 | return 0; |
575 | ||
60a16a30 JB |
576 | err_free: |
577 | kfree(dev_priv->ldu_priv); | |
578 | dev_priv->ldu_priv = NULL; | |
7a1c2f6c | 579 | return ret; |
fb1d9738 JB |
580 | } |
581 | ||
c8261a96 | 582 | int vmw_kms_ldu_close_display(struct vmw_private *dev_priv) |
fb1d9738 | 583 | { |
7a1c2f6c TH |
584 | struct drm_device *dev = dev_priv->dev; |
585 | ||
fb1d9738 JB |
586 | if (!dev_priv->ldu_priv) |
587 | return -ENOSYS; | |
588 | ||
60a16a30 JB |
589 | drm_vblank_cleanup(dev); |
590 | ||
fb1d9738 JB |
591 | BUG_ON(!list_empty(&dev_priv->ldu_priv->active)); |
592 | ||
593 | kfree(dev_priv->ldu_priv); | |
594 | ||
595 | return 0; | |
596 | } | |
c8261a96 SY |
597 | |
598 | ||
599 | int vmw_kms_ldu_do_dmabuf_dirty(struct vmw_private *dev_priv, | |
600 | struct vmw_framebuffer *framebuffer, | |
601 | unsigned flags, unsigned color, | |
602 | struct drm_clip_rect *clips, | |
603 | unsigned num_clips, int increment) | |
604 | { | |
605 | size_t fifo_size; | |
606 | int i; | |
607 | ||
608 | struct { | |
609 | uint32_t header; | |
610 | SVGAFifoCmdUpdate body; | |
611 | } *cmd; | |
612 | ||
613 | fifo_size = sizeof(*cmd) * num_clips; | |
614 | cmd = vmw_fifo_reserve(dev_priv, fifo_size); | |
615 | if (unlikely(cmd == NULL)) { | |
616 | DRM_ERROR("Fifo reserve failed.\n"); | |
617 | return -ENOMEM; | |
618 | } | |
619 | ||
620 | memset(cmd, 0, fifo_size); | |
621 | for (i = 0; i < num_clips; i++, clips += increment) { | |
b9eb1a61 TH |
622 | cmd[i].header = SVGA_CMD_UPDATE; |
623 | cmd[i].body.x = clips->x1; | |
624 | cmd[i].body.y = clips->y1; | |
625 | cmd[i].body.width = clips->x2 - clips->x1; | |
626 | cmd[i].body.height = clips->y2 - clips->y1; | |
c8261a96 SY |
627 | } |
628 | ||
629 | vmw_fifo_commit(dev_priv, fifo_size); | |
630 | return 0; | |
631 | } |