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fb1d9738 JB |
1 | /************************************************************************** |
2 | * | |
3 | * Copyright © 2009 VMware, Inc., Palo Alto, CA., USA | |
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" | |
29 | ||
30 | #define vmw_crtc_to_ldu(x) \ | |
31 | container_of(x, struct vmw_legacy_display_unit, base.crtc) | |
32 | #define vmw_encoder_to_ldu(x) \ | |
33 | container_of(x, struct vmw_legacy_display_unit, base.encoder) | |
34 | #define vmw_connector_to_ldu(x) \ | |
35 | container_of(x, struct vmw_legacy_display_unit, base.connector) | |
36 | ||
37 | struct vmw_legacy_display { | |
38 | struct list_head active; | |
39 | ||
40 | unsigned num_active; | |
41 | ||
42 | struct vmw_framebuffer *fb; | |
43 | }; | |
44 | ||
45 | /** | |
46 | * Display unit using the legacy register interface. | |
47 | */ | |
48 | struct vmw_legacy_display_unit { | |
49 | struct vmw_display_unit base; | |
50 | ||
51 | struct list_head active; | |
52 | ||
53 | unsigned unit; | |
54 | }; | |
55 | ||
56 | static void vmw_ldu_destroy(struct vmw_legacy_display_unit *ldu) | |
57 | { | |
58 | list_del_init(&ldu->active); | |
59 | vmw_display_unit_cleanup(&ldu->base); | |
60 | kfree(ldu); | |
61 | } | |
62 | ||
63 | ||
64 | /* | |
65 | * Legacy Display Unit CRTC functions | |
66 | */ | |
67 | ||
68 | static void vmw_ldu_crtc_save(struct drm_crtc *crtc) | |
69 | { | |
70 | } | |
71 | ||
72 | static void vmw_ldu_crtc_restore(struct drm_crtc *crtc) | |
73 | { | |
74 | } | |
75 | ||
76 | static void vmw_ldu_crtc_gamma_set(struct drm_crtc *crtc, | |
77 | u16 *r, u16 *g, u16 *b, | |
78 | uint32_t size) | |
79 | { | |
80 | } | |
81 | ||
82 | static void vmw_ldu_crtc_destroy(struct drm_crtc *crtc) | |
83 | { | |
84 | vmw_ldu_destroy(vmw_crtc_to_ldu(crtc)); | |
85 | } | |
86 | ||
87 | static int vmw_ldu_commit_list(struct vmw_private *dev_priv) | |
88 | { | |
89 | struct vmw_legacy_display *lds = dev_priv->ldu_priv; | |
90 | struct vmw_legacy_display_unit *entry; | |
91 | struct drm_crtc *crtc; | |
92 | int i = 0; | |
93 | ||
94 | /* to stop the screen from changing size on resize */ | |
95 | vmw_write(dev_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 0); | |
96 | for (i = 0; i < lds->num_active; i++) { | |
97 | vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, i); | |
98 | vmw_write(dev_priv, SVGA_REG_DISPLAY_IS_PRIMARY, !i); | |
99 | vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_X, 0); | |
100 | vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_Y, 0); | |
101 | vmw_write(dev_priv, SVGA_REG_DISPLAY_WIDTH, 0); | |
102 | vmw_write(dev_priv, SVGA_REG_DISPLAY_HEIGHT, 0); | |
103 | vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID); | |
104 | } | |
105 | ||
106 | /* Now set the mode */ | |
107 | vmw_write(dev_priv, SVGA_REG_NUM_GUEST_DISPLAYS, lds->num_active); | |
108 | i = 0; | |
109 | list_for_each_entry(entry, &lds->active, active) { | |
110 | crtc = &entry->base.crtc; | |
111 | ||
112 | vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, i); | |
113 | vmw_write(dev_priv, SVGA_REG_DISPLAY_IS_PRIMARY, !i); | |
114 | vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_X, crtc->x); | |
115 | vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_Y, crtc->y); | |
116 | vmw_write(dev_priv, SVGA_REG_DISPLAY_WIDTH, crtc->mode.hdisplay); | |
117 | vmw_write(dev_priv, SVGA_REG_DISPLAY_HEIGHT, crtc->mode.vdisplay); | |
118 | vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID); | |
119 | ||
120 | i++; | |
121 | } | |
122 | ||
123 | return 0; | |
124 | } | |
125 | ||
126 | static int vmw_ldu_del_active(struct vmw_private *vmw_priv, | |
127 | struct vmw_legacy_display_unit *ldu) | |
128 | { | |
129 | struct vmw_legacy_display *ld = vmw_priv->ldu_priv; | |
130 | if (list_empty(&ldu->active)) | |
131 | return 0; | |
132 | ||
133 | list_del_init(&ldu->active); | |
134 | if (--(ld->num_active) == 0) { | |
135 | BUG_ON(!ld->fb); | |
136 | if (ld->fb->unpin) | |
137 | ld->fb->unpin(ld->fb); | |
138 | ld->fb = NULL; | |
139 | } | |
140 | ||
141 | return 0; | |
142 | } | |
143 | ||
144 | static int vmw_ldu_add_active(struct vmw_private *vmw_priv, | |
145 | struct vmw_legacy_display_unit *ldu, | |
146 | struct vmw_framebuffer *vfb) | |
147 | { | |
148 | struct vmw_legacy_display *ld = vmw_priv->ldu_priv; | |
149 | struct vmw_legacy_display_unit *entry; | |
150 | struct list_head *at; | |
151 | ||
152 | if (!list_empty(&ldu->active)) | |
153 | return 0; | |
154 | ||
155 | at = &ld->active; | |
156 | list_for_each_entry(entry, &ld->active, active) { | |
157 | if (entry->unit > ldu->unit) | |
158 | break; | |
159 | ||
160 | at = &entry->active; | |
161 | } | |
162 | ||
163 | list_add(&ldu->active, at); | |
164 | if (ld->num_active++ == 0) { | |
165 | BUG_ON(ld->fb); | |
166 | if (vfb->pin) | |
167 | vfb->pin(vfb); | |
168 | ld->fb = vfb; | |
169 | } | |
170 | ||
171 | return 0; | |
172 | } | |
173 | ||
174 | static int vmw_ldu_crtc_set_config(struct drm_mode_set *set) | |
175 | { | |
176 | struct vmw_private *dev_priv; | |
177 | struct vmw_legacy_display_unit *ldu; | |
178 | struct drm_connector *connector; | |
179 | struct drm_display_mode *mode; | |
180 | struct drm_encoder *encoder; | |
181 | struct vmw_framebuffer *vfb; | |
182 | struct drm_framebuffer *fb; | |
183 | struct drm_crtc *crtc; | |
184 | ||
185 | if (!set) | |
186 | return -EINVAL; | |
187 | ||
188 | if (!set->crtc) | |
189 | return -EINVAL; | |
190 | ||
191 | /* get the ldu */ | |
192 | crtc = set->crtc; | |
193 | ldu = vmw_crtc_to_ldu(crtc); | |
194 | vfb = set->fb ? vmw_framebuffer_to_vfb(set->fb) : NULL; | |
195 | dev_priv = vmw_priv(crtc->dev); | |
196 | ||
197 | if (set->num_connectors > 1) { | |
198 | DRM_ERROR("to many connectors\n"); | |
199 | return -EINVAL; | |
200 | } | |
201 | ||
202 | if (set->num_connectors == 1 && | |
203 | set->connectors[0] != &ldu->base.connector) { | |
204 | DRM_ERROR("connector doesn't match %p %p\n", | |
205 | set->connectors[0], &ldu->base.connector); | |
206 | return -EINVAL; | |
207 | } | |
208 | ||
209 | /* ldu only supports one fb active at the time */ | |
210 | if (dev_priv->ldu_priv->fb && vfb && | |
211 | dev_priv->ldu_priv->fb != vfb) { | |
212 | DRM_ERROR("Multiple framebuffers not supported\n"); | |
213 | return -EINVAL; | |
214 | } | |
215 | ||
216 | /* since they always map one to one these are safe */ | |
217 | connector = &ldu->base.connector; | |
218 | encoder = &ldu->base.encoder; | |
219 | ||
220 | /* should we turn the crtc off? */ | |
221 | if (set->num_connectors == 0 || !set->mode || !set->fb) { | |
222 | ||
223 | connector->encoder = NULL; | |
224 | encoder->crtc = NULL; | |
225 | crtc->fb = NULL; | |
226 | ||
227 | vmw_ldu_del_active(dev_priv, ldu); | |
228 | ||
229 | vmw_ldu_commit_list(dev_priv); | |
230 | ||
231 | return 0; | |
232 | } | |
233 | ||
234 | ||
235 | /* we now know we want to set a mode */ | |
236 | mode = set->mode; | |
237 | fb = set->fb; | |
238 | ||
239 | if (set->x + mode->hdisplay > fb->width || | |
240 | set->y + mode->vdisplay > fb->height) { | |
241 | DRM_ERROR("set outside of framebuffer\n"); | |
242 | return -EINVAL; | |
243 | } | |
244 | ||
245 | vmw_fb_off(dev_priv); | |
246 | ||
247 | crtc->fb = fb; | |
248 | encoder->crtc = crtc; | |
249 | connector->encoder = encoder; | |
250 | crtc->x = set->x; | |
251 | crtc->y = set->y; | |
252 | crtc->mode = *mode; | |
253 | ||
254 | vmw_ldu_add_active(dev_priv, ldu, vfb); | |
255 | ||
256 | vmw_ldu_commit_list(dev_priv); | |
257 | ||
258 | return 0; | |
259 | } | |
260 | ||
261 | static struct drm_crtc_funcs vmw_legacy_crtc_funcs = { | |
262 | .save = vmw_ldu_crtc_save, | |
263 | .restore = vmw_ldu_crtc_restore, | |
264 | .cursor_set = vmw_du_crtc_cursor_set, | |
265 | .cursor_move = vmw_du_crtc_cursor_move, | |
266 | .gamma_set = vmw_ldu_crtc_gamma_set, | |
267 | .destroy = vmw_ldu_crtc_destroy, | |
268 | .set_config = vmw_ldu_crtc_set_config, | |
269 | }; | |
270 | ||
271 | /* | |
272 | * Legacy Display Unit encoder functions | |
273 | */ | |
274 | ||
275 | static void vmw_ldu_encoder_destroy(struct drm_encoder *encoder) | |
276 | { | |
277 | vmw_ldu_destroy(vmw_encoder_to_ldu(encoder)); | |
278 | } | |
279 | ||
280 | static struct drm_encoder_funcs vmw_legacy_encoder_funcs = { | |
281 | .destroy = vmw_ldu_encoder_destroy, | |
282 | }; | |
283 | ||
284 | /* | |
285 | * Legacy Display Unit connector functions | |
286 | */ | |
287 | ||
288 | static void vmw_ldu_connector_dpms(struct drm_connector *connector, int mode) | |
289 | { | |
290 | } | |
291 | ||
292 | static void vmw_ldu_connector_save(struct drm_connector *connector) | |
293 | { | |
294 | } | |
295 | ||
296 | static void vmw_ldu_connector_restore(struct drm_connector *connector) | |
297 | { | |
298 | } | |
299 | ||
300 | static enum drm_connector_status | |
301 | vmw_ldu_connector_detect(struct drm_connector *connector) | |
302 | { | |
303 | /* XXX vmwctrl should control connection status */ | |
304 | if (vmw_connector_to_ldu(connector)->base.unit == 0) | |
305 | return connector_status_connected; | |
306 | return connector_status_disconnected; | |
307 | } | |
308 | ||
309 | static struct drm_display_mode vmw_ldu_connector_builtin[] = { | |
310 | /* 640x480@60Hz */ | |
311 | { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, | |
312 | 752, 800, 0, 480, 489, 492, 525, 0, | |
313 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
314 | /* 800x600@60Hz */ | |
315 | { DRM_MODE("800x600", | |
316 | DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, | |
317 | 40000, 800, 840, 968, 1056, 0, 600, 601, 605, 628, | |
318 | 0, DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
319 | /* 1024x768@60Hz */ | |
320 | { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, | |
321 | 1184, 1344, 0, 768, 771, 777, 806, 0, | |
322 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
323 | /* 1152x864@75Hz */ | |
324 | { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, | |
325 | 1344, 1600, 0, 864, 865, 868, 900, 0, | |
326 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
327 | /* 1280x768@60Hz */ | |
328 | { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344, | |
329 | 1472, 1664, 0, 768, 771, 778, 798, 0, | |
330 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
331 | /* 1280x800@60Hz */ | |
332 | { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352, | |
333 | 1480, 1680, 0, 800, 803, 809, 831, 0, | |
334 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
335 | /* 1280x960@60Hz */ | |
336 | { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376, | |
337 | 1488, 1800, 0, 960, 961, 964, 1000, 0, | |
338 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
339 | /* 1280x1024@60Hz */ | |
340 | { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328, | |
341 | 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, | |
342 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
343 | /* 1360x768@60Hz */ | |
344 | { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424, | |
345 | 1536, 1792, 0, 768, 771, 777, 795, 0, | |
346 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
347 | /* 1440x1050@60Hz */ | |
348 | { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488, | |
349 | 1632, 1864, 0, 1050, 1053, 1057, 1089, 0, | |
350 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
351 | /* 1440x900@60Hz */ | |
352 | { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520, | |
353 | 1672, 1904, 0, 900, 903, 909, 934, 0, | |
354 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
355 | /* 1600x1200@60Hz */ | |
356 | { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664, | |
357 | 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, | |
358 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
359 | /* 1680x1050@60Hz */ | |
360 | { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784, | |
361 | 1960, 2240, 0, 1050, 1053, 1059, 1089, 0, | |
362 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
363 | /* 1792x1344@60Hz */ | |
364 | { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920, | |
365 | 2120, 2448, 0, 1344, 1345, 1348, 1394, 0, | |
366 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
367 | /* 1853x1392@60Hz */ | |
368 | { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952, | |
369 | 2176, 2528, 0, 1392, 1393, 1396, 1439, 0, | |
370 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
371 | /* 1920x1200@60Hz */ | |
372 | { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056, | |
373 | 2256, 2592, 0, 1200, 1203, 1209, 1245, 0, | |
374 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
375 | /* 1920x1440@60Hz */ | |
376 | { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048, | |
377 | 2256, 2600, 0, 1440, 1441, 1444, 1500, 0, | |
378 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
379 | /* 2560x1600@60Hz */ | |
380 | { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752, | |
381 | 3032, 3504, 0, 1600, 1603, 1609, 1658, 0, | |
382 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
383 | /* Terminate */ | |
384 | { DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) }, | |
385 | }; | |
386 | ||
387 | static int vmw_ldu_connector_fill_modes(struct drm_connector *connector, | |
388 | uint32_t max_width, uint32_t max_height) | |
389 | { | |
390 | struct drm_device *dev = connector->dev; | |
391 | struct drm_display_mode *mode = NULL; | |
392 | int i; | |
393 | ||
394 | for (i = 0; vmw_ldu_connector_builtin[i].type != 0; i++) { | |
395 | if (vmw_ldu_connector_builtin[i].hdisplay > max_width || | |
396 | vmw_ldu_connector_builtin[i].vdisplay > max_height) | |
397 | continue; | |
398 | ||
399 | mode = drm_mode_duplicate(dev, &vmw_ldu_connector_builtin[i]); | |
400 | if (!mode) | |
401 | return 0; | |
402 | mode->vrefresh = drm_mode_vrefresh(mode); | |
403 | ||
404 | drm_mode_probed_add(connector, mode); | |
405 | } | |
406 | ||
407 | drm_mode_connector_list_update(connector); | |
408 | ||
409 | return 1; | |
410 | } | |
411 | ||
412 | static int vmw_ldu_connector_set_property(struct drm_connector *connector, | |
413 | struct drm_property *property, | |
414 | uint64_t val) | |
415 | { | |
416 | return 0; | |
417 | } | |
418 | ||
419 | static void vmw_ldu_connector_destroy(struct drm_connector *connector) | |
420 | { | |
421 | vmw_ldu_destroy(vmw_connector_to_ldu(connector)); | |
422 | } | |
423 | ||
424 | static struct drm_connector_funcs vmw_legacy_connector_funcs = { | |
425 | .dpms = vmw_ldu_connector_dpms, | |
426 | .save = vmw_ldu_connector_save, | |
427 | .restore = vmw_ldu_connector_restore, | |
428 | .detect = vmw_ldu_connector_detect, | |
429 | .fill_modes = vmw_ldu_connector_fill_modes, | |
430 | .set_property = vmw_ldu_connector_set_property, | |
431 | .destroy = vmw_ldu_connector_destroy, | |
432 | }; | |
433 | ||
434 | static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit) | |
435 | { | |
436 | struct vmw_legacy_display_unit *ldu; | |
437 | struct drm_device *dev = dev_priv->dev; | |
438 | struct drm_connector *connector; | |
439 | struct drm_encoder *encoder; | |
440 | struct drm_crtc *crtc; | |
441 | ||
442 | ldu = kzalloc(sizeof(*ldu), GFP_KERNEL); | |
443 | if (!ldu) | |
444 | return -ENOMEM; | |
445 | ||
446 | ldu->unit = unit; | |
447 | crtc = &ldu->base.crtc; | |
448 | encoder = &ldu->base.encoder; | |
449 | connector = &ldu->base.connector; | |
450 | ||
451 | drm_connector_init(dev, connector, &vmw_legacy_connector_funcs, | |
452 | DRM_MODE_CONNECTOR_LVDS); | |
453 | /* Initial status */ | |
454 | if (unit == 0) | |
455 | connector->status = connector_status_connected; | |
456 | else | |
457 | connector->status = connector_status_disconnected; | |
458 | ||
459 | drm_encoder_init(dev, encoder, &vmw_legacy_encoder_funcs, | |
460 | DRM_MODE_ENCODER_LVDS); | |
461 | drm_mode_connector_attach_encoder(connector, encoder); | |
462 | encoder->possible_crtcs = (1 << unit); | |
463 | encoder->possible_clones = 0; | |
464 | ||
465 | INIT_LIST_HEAD(&ldu->active); | |
466 | ||
467 | drm_crtc_init(dev, crtc, &vmw_legacy_crtc_funcs); | |
468 | ||
469 | drm_connector_attach_property(connector, | |
470 | dev->mode_config.dirty_info_property, | |
471 | 1); | |
472 | ||
473 | return 0; | |
474 | } | |
475 | ||
476 | int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv) | |
477 | { | |
478 | if (dev_priv->ldu_priv) { | |
479 | DRM_INFO("ldu system already on\n"); | |
480 | return -EINVAL; | |
481 | } | |
482 | ||
483 | dev_priv->ldu_priv = kmalloc(GFP_KERNEL, sizeof(*dev_priv->ldu_priv)); | |
484 | ||
485 | if (!dev_priv->ldu_priv) | |
486 | return -ENOMEM; | |
487 | ||
488 | INIT_LIST_HEAD(&dev_priv->ldu_priv->active); | |
489 | dev_priv->ldu_priv->num_active = 0; | |
490 | dev_priv->ldu_priv->fb = NULL; | |
491 | ||
492 | drm_mode_create_dirty_info_property(dev_priv->dev); | |
493 | ||
494 | vmw_ldu_init(dev_priv, 0); | |
495 | vmw_ldu_init(dev_priv, 1); | |
496 | vmw_ldu_init(dev_priv, 2); | |
497 | vmw_ldu_init(dev_priv, 3); | |
498 | vmw_ldu_init(dev_priv, 4); | |
499 | vmw_ldu_init(dev_priv, 5); | |
500 | vmw_ldu_init(dev_priv, 6); | |
501 | vmw_ldu_init(dev_priv, 7); | |
502 | ||
503 | return 0; | |
504 | } | |
505 | ||
506 | int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv) | |
507 | { | |
508 | if (!dev_priv->ldu_priv) | |
509 | return -ENOSYS; | |
510 | ||
511 | BUG_ON(!list_empty(&dev_priv->ldu_priv->active)); | |
512 | ||
513 | kfree(dev_priv->ldu_priv); | |
514 | ||
515 | return 0; | |
516 | } |