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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; | |
d7e1958d | 41 | unsigned last_num_active; |
fb1d9738 JB |
42 | |
43 | struct vmw_framebuffer *fb; | |
44 | }; | |
45 | ||
46 | /** | |
47 | * Display unit using the legacy register interface. | |
48 | */ | |
49 | struct vmw_legacy_display_unit { | |
50 | struct vmw_display_unit base; | |
51 | ||
52 | struct list_head active; | |
fb1d9738 JB |
53 | }; |
54 | ||
55 | static void vmw_ldu_destroy(struct vmw_legacy_display_unit *ldu) | |
56 | { | |
57 | list_del_init(&ldu->active); | |
58 | vmw_display_unit_cleanup(&ldu->base); | |
59 | kfree(ldu); | |
60 | } | |
61 | ||
62 | ||
63 | /* | |
64 | * Legacy Display Unit CRTC functions | |
65 | */ | |
66 | ||
67 | static void vmw_ldu_crtc_save(struct drm_crtc *crtc) | |
68 | { | |
69 | } | |
70 | ||
71 | static void vmw_ldu_crtc_restore(struct drm_crtc *crtc) | |
72 | { | |
73 | } | |
74 | ||
75 | static void vmw_ldu_crtc_gamma_set(struct drm_crtc *crtc, | |
76 | u16 *r, u16 *g, u16 *b, | |
77 | uint32_t size) | |
78 | { | |
79 | } | |
80 | ||
81 | static void vmw_ldu_crtc_destroy(struct drm_crtc *crtc) | |
82 | { | |
83 | vmw_ldu_destroy(vmw_crtc_to_ldu(crtc)); | |
84 | } | |
85 | ||
86 | static int vmw_ldu_commit_list(struct vmw_private *dev_priv) | |
87 | { | |
88 | struct vmw_legacy_display *lds = dev_priv->ldu_priv; | |
89 | struct vmw_legacy_display_unit *entry; | |
d7e1958d JB |
90 | struct drm_framebuffer *fb = NULL; |
91 | struct drm_crtc *crtc = NULL; | |
fb1d9738 JB |
92 | int i = 0; |
93 | ||
d7e1958d JB |
94 | /* If there is no display topology the host just assumes |
95 | * that the guest will set the same layout as the host. | |
96 | */ | |
97 | if (!(dev_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY)) { | |
98 | int w = 0, h = 0; | |
99 | list_for_each_entry(entry, &lds->active, active) { | |
100 | crtc = &entry->base.crtc; | |
101 | w = max(w, crtc->x + crtc->mode.hdisplay); | |
102 | h = max(h, crtc->y + crtc->mode.vdisplay); | |
103 | i++; | |
104 | } | |
105 | ||
106 | if (crtc == NULL) | |
107 | return 0; | |
108 | fb = entry->base.crtc.fb; | |
109 | ||
d7e1958d JB |
110 | vmw_kms_write_svga(dev_priv, w, h, fb->pitch, |
111 | fb->bits_per_pixel, fb->depth); | |
d7e1958d JB |
112 | |
113 | return 0; | |
114 | } | |
115 | ||
d7e1958d JB |
116 | if (!list_empty(&lds->active)) { |
117 | entry = list_entry(lds->active.next, typeof(*entry), active); | |
118 | fb = entry->base.crtc.fb; | |
119 | ||
120 | vmw_kms_write_svga(dev_priv, fb->width, fb->height, fb->pitch, | |
121 | fb->bits_per_pixel, fb->depth); | |
122 | } | |
123 | ||
259600d5 JB |
124 | /* Make sure we always show something. */ |
125 | vmw_write(dev_priv, SVGA_REG_NUM_GUEST_DISPLAYS, | |
126 | lds->num_active ? lds->num_active : 1); | |
127 | ||
fb1d9738 JB |
128 | i = 0; |
129 | list_for_each_entry(entry, &lds->active, active) { | |
130 | crtc = &entry->base.crtc; | |
131 | ||
132 | vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, i); | |
133 | vmw_write(dev_priv, SVGA_REG_DISPLAY_IS_PRIMARY, !i); | |
134 | vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_X, crtc->x); | |
135 | vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_Y, crtc->y); | |
136 | vmw_write(dev_priv, SVGA_REG_DISPLAY_WIDTH, crtc->mode.hdisplay); | |
137 | vmw_write(dev_priv, SVGA_REG_DISPLAY_HEIGHT, crtc->mode.vdisplay); | |
138 | vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID); | |
139 | ||
140 | i++; | |
141 | } | |
142 | ||
d7e1958d JB |
143 | BUG_ON(i != lds->num_active); |
144 | ||
145 | lds->last_num_active = lds->num_active; | |
146 | ||
fb1d9738 JB |
147 | return 0; |
148 | } | |
149 | ||
150 | static int vmw_ldu_del_active(struct vmw_private *vmw_priv, | |
151 | struct vmw_legacy_display_unit *ldu) | |
152 | { | |
153 | struct vmw_legacy_display *ld = vmw_priv->ldu_priv; | |
154 | if (list_empty(&ldu->active)) | |
155 | return 0; | |
156 | ||
6a591a96 | 157 | /* Must init otherwise list_empty(&ldu->active) will not work. */ |
fb1d9738 JB |
158 | list_del_init(&ldu->active); |
159 | if (--(ld->num_active) == 0) { | |
160 | BUG_ON(!ld->fb); | |
161 | if (ld->fb->unpin) | |
162 | ld->fb->unpin(ld->fb); | |
163 | ld->fb = NULL; | |
164 | } | |
165 | ||
166 | return 0; | |
167 | } | |
168 | ||
169 | static int vmw_ldu_add_active(struct vmw_private *vmw_priv, | |
170 | struct vmw_legacy_display_unit *ldu, | |
171 | struct vmw_framebuffer *vfb) | |
172 | { | |
173 | struct vmw_legacy_display *ld = vmw_priv->ldu_priv; | |
174 | struct vmw_legacy_display_unit *entry; | |
175 | struct list_head *at; | |
176 | ||
04e9e94d JB |
177 | BUG_ON(!ld->num_active && ld->fb); |
178 | if (vfb != ld->fb) { | |
179 | if (ld->fb && ld->fb->unpin) | |
180 | ld->fb->unpin(ld->fb); | |
181 | if (vfb->pin) | |
182 | vfb->pin(vfb); | |
183 | ld->fb = vfb; | |
184 | } | |
185 | ||
fb1d9738 JB |
186 | if (!list_empty(&ldu->active)) |
187 | return 0; | |
188 | ||
189 | at = &ld->active; | |
190 | list_for_each_entry(entry, &ld->active, active) { | |
bbfad336 | 191 | if (entry->base.unit > ldu->base.unit) |
fb1d9738 JB |
192 | break; |
193 | ||
194 | at = &entry->active; | |
195 | } | |
196 | ||
197 | list_add(&ldu->active, at); | |
04e9e94d JB |
198 | |
199 | ld->num_active++; | |
fb1d9738 JB |
200 | |
201 | return 0; | |
202 | } | |
203 | ||
204 | static int vmw_ldu_crtc_set_config(struct drm_mode_set *set) | |
205 | { | |
206 | struct vmw_private *dev_priv; | |
207 | struct vmw_legacy_display_unit *ldu; | |
208 | struct drm_connector *connector; | |
209 | struct drm_display_mode *mode; | |
210 | struct drm_encoder *encoder; | |
211 | struct vmw_framebuffer *vfb; | |
212 | struct drm_framebuffer *fb; | |
213 | struct drm_crtc *crtc; | |
214 | ||
215 | if (!set) | |
216 | return -EINVAL; | |
217 | ||
218 | if (!set->crtc) | |
219 | return -EINVAL; | |
220 | ||
221 | /* get the ldu */ | |
222 | crtc = set->crtc; | |
223 | ldu = vmw_crtc_to_ldu(crtc); | |
224 | vfb = set->fb ? vmw_framebuffer_to_vfb(set->fb) : NULL; | |
225 | dev_priv = vmw_priv(crtc->dev); | |
226 | ||
227 | if (set->num_connectors > 1) { | |
228 | DRM_ERROR("to many connectors\n"); | |
229 | return -EINVAL; | |
230 | } | |
231 | ||
232 | if (set->num_connectors == 1 && | |
233 | set->connectors[0] != &ldu->base.connector) { | |
234 | DRM_ERROR("connector doesn't match %p %p\n", | |
235 | set->connectors[0], &ldu->base.connector); | |
236 | return -EINVAL; | |
237 | } | |
238 | ||
239 | /* ldu only supports one fb active at the time */ | |
240 | if (dev_priv->ldu_priv->fb && vfb && | |
6a591a96 JB |
241 | !(dev_priv->ldu_priv->num_active == 1 && |
242 | !list_empty(&ldu->active)) && | |
fb1d9738 JB |
243 | dev_priv->ldu_priv->fb != vfb) { |
244 | DRM_ERROR("Multiple framebuffers not supported\n"); | |
245 | return -EINVAL; | |
246 | } | |
247 | ||
248 | /* since they always map one to one these are safe */ | |
249 | connector = &ldu->base.connector; | |
250 | encoder = &ldu->base.encoder; | |
251 | ||
252 | /* should we turn the crtc off? */ | |
253 | if (set->num_connectors == 0 || !set->mode || !set->fb) { | |
254 | ||
255 | connector->encoder = NULL; | |
256 | encoder->crtc = NULL; | |
257 | crtc->fb = NULL; | |
258 | ||
259 | vmw_ldu_del_active(dev_priv, ldu); | |
260 | ||
261 | vmw_ldu_commit_list(dev_priv); | |
262 | ||
263 | return 0; | |
264 | } | |
265 | ||
266 | ||
267 | /* we now know we want to set a mode */ | |
268 | mode = set->mode; | |
269 | fb = set->fb; | |
270 | ||
271 | if (set->x + mode->hdisplay > fb->width || | |
272 | set->y + mode->vdisplay > fb->height) { | |
273 | DRM_ERROR("set outside of framebuffer\n"); | |
274 | return -EINVAL; | |
275 | } | |
276 | ||
277 | vmw_fb_off(dev_priv); | |
278 | ||
279 | crtc->fb = fb; | |
280 | encoder->crtc = crtc; | |
281 | connector->encoder = encoder; | |
282 | crtc->x = set->x; | |
283 | crtc->y = set->y; | |
284 | crtc->mode = *mode; | |
285 | ||
286 | vmw_ldu_add_active(dev_priv, ldu, vfb); | |
287 | ||
288 | vmw_ldu_commit_list(dev_priv); | |
289 | ||
290 | return 0; | |
291 | } | |
292 | ||
293 | static struct drm_crtc_funcs vmw_legacy_crtc_funcs = { | |
294 | .save = vmw_ldu_crtc_save, | |
295 | .restore = vmw_ldu_crtc_restore, | |
296 | .cursor_set = vmw_du_crtc_cursor_set, | |
297 | .cursor_move = vmw_du_crtc_cursor_move, | |
298 | .gamma_set = vmw_ldu_crtc_gamma_set, | |
299 | .destroy = vmw_ldu_crtc_destroy, | |
300 | .set_config = vmw_ldu_crtc_set_config, | |
301 | }; | |
302 | ||
303 | /* | |
304 | * Legacy Display Unit encoder functions | |
305 | */ | |
306 | ||
307 | static void vmw_ldu_encoder_destroy(struct drm_encoder *encoder) | |
308 | { | |
309 | vmw_ldu_destroy(vmw_encoder_to_ldu(encoder)); | |
310 | } | |
311 | ||
312 | static struct drm_encoder_funcs vmw_legacy_encoder_funcs = { | |
313 | .destroy = vmw_ldu_encoder_destroy, | |
314 | }; | |
315 | ||
316 | /* | |
317 | * Legacy Display Unit connector functions | |
318 | */ | |
319 | ||
320 | static void vmw_ldu_connector_dpms(struct drm_connector *connector, int mode) | |
321 | { | |
322 | } | |
323 | ||
324 | static void vmw_ldu_connector_save(struct drm_connector *connector) | |
325 | { | |
326 | } | |
327 | ||
328 | static void vmw_ldu_connector_restore(struct drm_connector *connector) | |
329 | { | |
330 | } | |
331 | ||
332 | static enum drm_connector_status | |
333 | vmw_ldu_connector_detect(struct drm_connector *connector) | |
334 | { | |
335 | /* XXX vmwctrl should control connection status */ | |
336 | if (vmw_connector_to_ldu(connector)->base.unit == 0) | |
337 | return connector_status_connected; | |
338 | return connector_status_disconnected; | |
339 | } | |
340 | ||
341 | static struct drm_display_mode vmw_ldu_connector_builtin[] = { | |
342 | /* 640x480@60Hz */ | |
343 | { DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, | |
344 | 752, 800, 0, 480, 489, 492, 525, 0, | |
345 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
346 | /* 800x600@60Hz */ | |
347 | { DRM_MODE("800x600", | |
348 | DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, | |
349 | 40000, 800, 840, 968, 1056, 0, 600, 601, 605, 628, | |
350 | 0, DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
351 | /* 1024x768@60Hz */ | |
352 | { DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, | |
353 | 1184, 1344, 0, 768, 771, 777, 806, 0, | |
354 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
355 | /* 1152x864@75Hz */ | |
356 | { DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, | |
357 | 1344, 1600, 0, 864, 865, 868, 900, 0, | |
358 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
359 | /* 1280x768@60Hz */ | |
360 | { DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344, | |
361 | 1472, 1664, 0, 768, 771, 778, 798, 0, | |
362 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
363 | /* 1280x800@60Hz */ | |
364 | { DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352, | |
365 | 1480, 1680, 0, 800, 803, 809, 831, 0, | |
366 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, | |
367 | /* 1280x960@60Hz */ | |
368 | { DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376, | |
369 | 1488, 1800, 0, 960, 961, 964, 1000, 0, | |
370 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
371 | /* 1280x1024@60Hz */ | |
372 | { DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328, | |
373 | 1440, 1688, 0, 1024, 1025, 1028, 1066, 0, | |
374 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
375 | /* 1360x768@60Hz */ | |
376 | { DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424, | |
377 | 1536, 1792, 0, 768, 771, 777, 795, 0, | |
378 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
379 | /* 1440x1050@60Hz */ | |
380 | { DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488, | |
381 | 1632, 1864, 0, 1050, 1053, 1057, 1089, 0, | |
382 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
383 | /* 1440x900@60Hz */ | |
384 | { DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520, | |
385 | 1672, 1904, 0, 900, 903, 909, 934, 0, | |
386 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
387 | /* 1600x1200@60Hz */ | |
388 | { DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664, | |
389 | 1856, 2160, 0, 1200, 1201, 1204, 1250, 0, | |
390 | DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
391 | /* 1680x1050@60Hz */ | |
392 | { DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784, | |
393 | 1960, 2240, 0, 1050, 1053, 1059, 1089, 0, | |
394 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
395 | /* 1792x1344@60Hz */ | |
396 | { DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920, | |
397 | 2120, 2448, 0, 1344, 1345, 1348, 1394, 0, | |
398 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
399 | /* 1853x1392@60Hz */ | |
400 | { DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952, | |
401 | 2176, 2528, 0, 1392, 1393, 1396, 1439, 0, | |
402 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
403 | /* 1920x1200@60Hz */ | |
404 | { DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056, | |
405 | 2256, 2592, 0, 1200, 1203, 1209, 1245, 0, | |
406 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
407 | /* 1920x1440@60Hz */ | |
408 | { DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048, | |
409 | 2256, 2600, 0, 1440, 1441, 1444, 1500, 0, | |
410 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
411 | /* 2560x1600@60Hz */ | |
412 | { DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752, | |
413 | 3032, 3504, 0, 1600, 1603, 1609, 1658, 0, | |
414 | DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, | |
415 | /* Terminate */ | |
416 | { DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) }, | |
417 | }; | |
418 | ||
419 | static int vmw_ldu_connector_fill_modes(struct drm_connector *connector, | |
420 | uint32_t max_width, uint32_t max_height) | |
421 | { | |
422 | struct drm_device *dev = connector->dev; | |
423 | struct drm_display_mode *mode = NULL; | |
424 | int i; | |
425 | ||
426 | for (i = 0; vmw_ldu_connector_builtin[i].type != 0; i++) { | |
427 | if (vmw_ldu_connector_builtin[i].hdisplay > max_width || | |
428 | vmw_ldu_connector_builtin[i].vdisplay > max_height) | |
429 | continue; | |
430 | ||
431 | mode = drm_mode_duplicate(dev, &vmw_ldu_connector_builtin[i]); | |
432 | if (!mode) | |
433 | return 0; | |
434 | mode->vrefresh = drm_mode_vrefresh(mode); | |
435 | ||
436 | drm_mode_probed_add(connector, mode); | |
437 | } | |
438 | ||
439 | drm_mode_connector_list_update(connector); | |
440 | ||
441 | return 1; | |
442 | } | |
443 | ||
444 | static int vmw_ldu_connector_set_property(struct drm_connector *connector, | |
445 | struct drm_property *property, | |
446 | uint64_t val) | |
447 | { | |
448 | return 0; | |
449 | } | |
450 | ||
451 | static void vmw_ldu_connector_destroy(struct drm_connector *connector) | |
452 | { | |
453 | vmw_ldu_destroy(vmw_connector_to_ldu(connector)); | |
454 | } | |
455 | ||
456 | static struct drm_connector_funcs vmw_legacy_connector_funcs = { | |
457 | .dpms = vmw_ldu_connector_dpms, | |
458 | .save = vmw_ldu_connector_save, | |
459 | .restore = vmw_ldu_connector_restore, | |
460 | .detect = vmw_ldu_connector_detect, | |
461 | .fill_modes = vmw_ldu_connector_fill_modes, | |
462 | .set_property = vmw_ldu_connector_set_property, | |
463 | .destroy = vmw_ldu_connector_destroy, | |
464 | }; | |
465 | ||
466 | static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit) | |
467 | { | |
468 | struct vmw_legacy_display_unit *ldu; | |
469 | struct drm_device *dev = dev_priv->dev; | |
470 | struct drm_connector *connector; | |
471 | struct drm_encoder *encoder; | |
472 | struct drm_crtc *crtc; | |
473 | ||
474 | ldu = kzalloc(sizeof(*ldu), GFP_KERNEL); | |
475 | if (!ldu) | |
476 | return -ENOMEM; | |
477 | ||
bbfad336 | 478 | ldu->base.unit = unit; |
fb1d9738 JB |
479 | crtc = &ldu->base.crtc; |
480 | encoder = &ldu->base.encoder; | |
481 | connector = &ldu->base.connector; | |
482 | ||
1ae1ddd5 JB |
483 | INIT_LIST_HEAD(&ldu->active); |
484 | ||
fb1d9738 JB |
485 | drm_connector_init(dev, connector, &vmw_legacy_connector_funcs, |
486 | DRM_MODE_CONNECTOR_LVDS); | |
1ae1ddd5 | 487 | connector->status = vmw_ldu_connector_detect(connector); |
fb1d9738 JB |
488 | |
489 | drm_encoder_init(dev, encoder, &vmw_legacy_encoder_funcs, | |
490 | DRM_MODE_ENCODER_LVDS); | |
491 | drm_mode_connector_attach_encoder(connector, encoder); | |
492 | encoder->possible_crtcs = (1 << unit); | |
493 | encoder->possible_clones = 0; | |
494 | ||
fb1d9738 JB |
495 | drm_crtc_init(dev, crtc, &vmw_legacy_crtc_funcs); |
496 | ||
497 | drm_connector_attach_property(connector, | |
498 | dev->mode_config.dirty_info_property, | |
499 | 1); | |
500 | ||
501 | return 0; | |
502 | } | |
503 | ||
504 | int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv) | |
505 | { | |
506 | if (dev_priv->ldu_priv) { | |
507 | DRM_INFO("ldu system already on\n"); | |
508 | return -EINVAL; | |
509 | } | |
510 | ||
511 | dev_priv->ldu_priv = kmalloc(GFP_KERNEL, sizeof(*dev_priv->ldu_priv)); | |
512 | ||
513 | if (!dev_priv->ldu_priv) | |
514 | return -ENOMEM; | |
515 | ||
516 | INIT_LIST_HEAD(&dev_priv->ldu_priv->active); | |
517 | dev_priv->ldu_priv->num_active = 0; | |
d7e1958d | 518 | dev_priv->ldu_priv->last_num_active = 0; |
fb1d9738 JB |
519 | dev_priv->ldu_priv->fb = NULL; |
520 | ||
521 | drm_mode_create_dirty_info_property(dev_priv->dev); | |
522 | ||
523 | vmw_ldu_init(dev_priv, 0); | |
d7e1958d JB |
524 | /* for old hardware without multimon only enable one display */ |
525 | if (dev_priv->capabilities & SVGA_CAP_MULTIMON) { | |
526 | vmw_ldu_init(dev_priv, 1); | |
527 | vmw_ldu_init(dev_priv, 2); | |
528 | vmw_ldu_init(dev_priv, 3); | |
529 | vmw_ldu_init(dev_priv, 4); | |
530 | vmw_ldu_init(dev_priv, 5); | |
531 | vmw_ldu_init(dev_priv, 6); | |
532 | vmw_ldu_init(dev_priv, 7); | |
533 | } | |
fb1d9738 JB |
534 | |
535 | return 0; | |
536 | } | |
537 | ||
538 | int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv) | |
539 | { | |
540 | if (!dev_priv->ldu_priv) | |
541 | return -ENOSYS; | |
542 | ||
543 | BUG_ON(!list_empty(&dev_priv->ldu_priv->active)); | |
544 | ||
545 | kfree(dev_priv->ldu_priv); | |
546 | ||
547 | return 0; | |
548 | } |