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27#include <drm/drmP.h>
28#include <drm/drm_crtc_helper.h>
29
30#include "nouveau_fbcon.h"
31#include "nouveau_hw.h"
32#include "nouveau_crtc.h"
33#include "nouveau_dma.h"
34#include "nouveau_gem.h"
35#include "nouveau_connector.h"
36#include "nv50_display.h"
37
38#include "nouveau_fence.h"
39
40#include <subdev/bios/gpio.h>
41#include <subdev/gpio.h>
42#include <engine/disp.h>
43
44static void
45nouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb)
46{
47 struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
48
49 if (fb->nvbo)
50 drm_gem_object_unreference_unlocked(fb->nvbo->gem);
51
52 drm_framebuffer_cleanup(drm_fb);
53 kfree(fb);
54}
55
56static int
57nouveau_user_framebuffer_create_handle(struct drm_framebuffer *drm_fb,
58 struct drm_file *file_priv,
59 unsigned int *handle)
60{
61 struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
62
63 return drm_gem_handle_create(file_priv, fb->nvbo->gem, handle);
64}
65
66static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = {
67 .destroy = nouveau_user_framebuffer_destroy,
68 .create_handle = nouveau_user_framebuffer_create_handle,
69};
70
71int
72nouveau_framebuffer_init(struct drm_device *dev,
73 struct nouveau_framebuffer *nv_fb,
74 struct drm_mode_fb_cmd2 *mode_cmd,
75 struct nouveau_bo *nvbo)
76{
77 struct nouveau_drm *drm = nouveau_drm(dev);
78 struct drm_framebuffer *fb = &nv_fb->base;
79 int ret;
80
81 ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs);
82 if (ret) {
83 return ret;
84 }
85
86 drm_helper_mode_fill_fb_struct(fb, mode_cmd);
87 nv_fb->nvbo = nvbo;
88
89 if (nv_device(drm->device)->card_type >= NV_50) {
90 u32 tile_flags = nouveau_bo_tile_layout(nvbo);
91 if (tile_flags == 0x7a00 ||
92 tile_flags == 0xfe00)
93 nv_fb->r_dma = NvEvoFB32;
94 else
95 if (tile_flags == 0x7000)
96 nv_fb->r_dma = NvEvoFB16;
97 else
98 nv_fb->r_dma = NvEvoVRAM_LP;
99
100 switch (fb->depth) {
101 case 8: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_8; break;
102 case 15: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_15; break;
103 case 16: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_16; break;
104 case 24:
105 case 32: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_24; break;
106 case 30: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_30; break;
107 default:
108 NV_ERROR(drm, "unknown depth %d\n", fb->depth);
109 return -EINVAL;
110 }
111
112 if (nv_device(drm->device)->chipset == 0x50)
113 nv_fb->r_format |= (tile_flags << 8);
114
115 if (!tile_flags) {
116 if (nv_device(drm->device)->card_type < NV_D0)
117 nv_fb->r_pitch = 0x00100000 | fb->pitches[0];
118 else
119 nv_fb->r_pitch = 0x01000000 | fb->pitches[0];
120 } else {
121 u32 mode = nvbo->tile_mode;
122 if (nv_device(drm->device)->card_type >= NV_C0)
123 mode >>= 4;
124 nv_fb->r_pitch = ((fb->pitches[0] / 4) << 4) | mode;
125 }
126 }
127
128 return 0;
129}
130
131static struct drm_framebuffer *
132nouveau_user_framebuffer_create(struct drm_device *dev,
133 struct drm_file *file_priv,
134 struct drm_mode_fb_cmd2 *mode_cmd)
135{
136 struct nouveau_framebuffer *nouveau_fb;
137 struct drm_gem_object *gem;
138 int ret;
139
140 gem = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]);
141 if (!gem)
142 return ERR_PTR(-ENOENT);
143
144 nouveau_fb = kzalloc(sizeof(struct nouveau_framebuffer), GFP_KERNEL);
145 if (!nouveau_fb)
146 return ERR_PTR(-ENOMEM);
147
148 ret = nouveau_framebuffer_init(dev, nouveau_fb, mode_cmd, nouveau_gem_object(gem));
149 if (ret) {
150 drm_gem_object_unreference(gem);
151 return ERR_PTR(ret);
152 }
153
154 return &nouveau_fb->base;
155}
156
157static const struct drm_mode_config_funcs nouveau_mode_config_funcs = {
158 .fb_create = nouveau_user_framebuffer_create,
159 .output_poll_changed = nouveau_fbcon_output_poll_changed,
160};
161
162
163struct nouveau_drm_prop_enum_list {
164 u8 gen_mask;
165 int type;
166 char *name;
167};
168
169static struct nouveau_drm_prop_enum_list underscan[] = {
170 { 6, UNDERSCAN_AUTO, "auto" },
171 { 6, UNDERSCAN_OFF, "off" },
172 { 6, UNDERSCAN_ON, "on" },
173 {}
174};
175
176static struct nouveau_drm_prop_enum_list dither_mode[] = {
177 { 7, DITHERING_MODE_AUTO, "auto" },
178 { 7, DITHERING_MODE_OFF, "off" },
179 { 1, DITHERING_MODE_ON, "on" },
180 { 6, DITHERING_MODE_STATIC2X2, "static 2x2" },
181 { 6, DITHERING_MODE_DYNAMIC2X2, "dynamic 2x2" },
182 { 4, DITHERING_MODE_TEMPORAL, "temporal" },
183 {}
184};
185
186static struct nouveau_drm_prop_enum_list dither_depth[] = {
187 { 6, DITHERING_DEPTH_AUTO, "auto" },
188 { 6, DITHERING_DEPTH_6BPC, "6 bpc" },
189 { 6, DITHERING_DEPTH_8BPC, "8 bpc" },
190 {}
191};
192
193#define PROP_ENUM(p,gen,n,list) do { \
194 struct nouveau_drm_prop_enum_list *l = (list); \
195 int c = 0; \
196 while (l->gen_mask) { \
197 if (l->gen_mask & (1 << (gen))) \
198 c++; \
199 l++; \
200 } \
201 if (c) { \
202 p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \
203 l = (list); \
204 c = 0; \
205 while (p && l->gen_mask) { \
206 if (l->gen_mask & (1 << (gen))) { \
207 drm_property_add_enum(p, c, l->type, l->name); \
208 c++; \
209 } \
210 l++; \
211 } \
212 } \
213} while(0)
214
215int
216nouveau_display_init(struct drm_device *dev)
217{
218 struct nouveau_drm *drm = nouveau_drm(dev);
219 struct nouveau_display *disp = nouveau_display(dev);
220 struct nouveau_gpio *gpio = nouveau_gpio(drm->device);
221 struct drm_connector *connector;
222 int ret;
223
224 ret = disp->init(dev);
225 if (ret)
226 return ret;
227
228
229
230
231
232 if (gpio && gpio->get(gpio, 0, DCB_GPIO_PANEL_POWER, 0xff) == 0) {
233 gpio->set(gpio, 0, DCB_GPIO_PANEL_POWER, 0xff, 1);
234 msleep(300);
235 }
236
237
238 drm_kms_helper_poll_enable(dev);
239
240
241 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
242 struct nouveau_connector *conn = nouveau_connector(connector);
243 if (gpio)
244 gpio->irq(gpio, 0, conn->hpd, 0xff, true);
245 }
246
247 return ret;
248}
249
250void
251nouveau_display_fini(struct drm_device *dev)
252{
253 struct nouveau_drm *drm = nouveau_drm(dev);
254 struct nouveau_display *disp = nouveau_display(dev);
255 struct nouveau_gpio *gpio = nouveau_gpio(drm->device);
256 struct drm_connector *connector;
257
258
259 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
260 struct nouveau_connector *conn = nouveau_connector(connector);
261 if (gpio)
262 gpio->irq(gpio, 0, conn->hpd, 0xff, false);
263 }
264
265 drm_kms_helper_poll_disable(dev);
266 disp->fini(dev);
267}
268
269static void
270nouveau_display_vblank_notify(void *data, int crtc)
271{
272 drm_handle_vblank(data, crtc);
273}
274
275static void
276nouveau_display_vblank_get(void *data, int crtc)
277{
278 drm_vblank_get(data, crtc);
279}
280
281static void
282nouveau_display_vblank_put(void *data, int crtc)
283{
284 drm_vblank_put(data, crtc);
285}
286
287int
288nouveau_display_create(struct drm_device *dev)
289{
290 struct nouveau_drm *drm = nouveau_drm(dev);
291 struct nouveau_disp *pdisp = nouveau_disp(drm->device);
292 struct nouveau_display *disp;
293 u32 pclass = dev->pdev->class >> 8;
294 int ret, gen;
295
296 disp = drm->display = kzalloc(sizeof(*disp), GFP_KERNEL);
297 if (!disp)
298 return -ENOMEM;
299
300 pdisp->vblank.data = dev;
301 pdisp->vblank.notify = nouveau_display_vblank_notify;
302 pdisp->vblank.get = nouveau_display_vblank_get;
303 pdisp->vblank.put = nouveau_display_vblank_put;
304
305 drm_mode_config_init(dev);
306 drm_mode_create_scaling_mode_property(dev);
307 drm_mode_create_dvi_i_properties(dev);
308
309 if (nv_device(drm->device)->card_type < NV_50)
310 gen = 0;
311 else
312 if (nv_device(drm->device)->card_type < NV_D0)
313 gen = 1;
314 else
315 gen = 2;
316
317 PROP_ENUM(disp->dithering_mode, gen, "dithering mode", dither_mode);
318 PROP_ENUM(disp->dithering_depth, gen, "dithering depth", dither_depth);
319 PROP_ENUM(disp->underscan_property, gen, "underscan", underscan);
320
321 disp->underscan_hborder_property =
322 drm_property_create_range(dev, 0, "underscan hborder", 0, 128);
323
324 disp->underscan_vborder_property =
325 drm_property_create_range(dev, 0, "underscan vborder", 0, 128);
326
327 if (gen == 1) {
328 disp->vibrant_hue_property =
329 drm_property_create(dev, DRM_MODE_PROP_RANGE,
330 "vibrant hue", 2);
331 disp->vibrant_hue_property->values[0] = 0;
332 disp->vibrant_hue_property->values[1] = 180;
333
334 disp->color_vibrance_property =
335 drm_property_create(dev, DRM_MODE_PROP_RANGE,
336 "color vibrance", 2);
337 disp->color_vibrance_property->values[0] = 0;
338 disp->color_vibrance_property->values[1] = 200;
339 }
340
341 dev->mode_config.funcs = &nouveau_mode_config_funcs;
342 dev->mode_config.fb_base = pci_resource_start(dev->pdev, 1);
343
344 dev->mode_config.min_width = 0;
345 dev->mode_config.min_height = 0;
346 if (nv_device(drm->device)->card_type < NV_10) {
347 dev->mode_config.max_width = 2048;
348 dev->mode_config.max_height = 2048;
349 } else
350 if (nv_device(drm->device)->card_type < NV_50) {
351 dev->mode_config.max_width = 4096;
352 dev->mode_config.max_height = 4096;
353 } else {
354 dev->mode_config.max_width = 8192;
355 dev->mode_config.max_height = 8192;
356 }
357
358 dev->mode_config.preferred_depth = 24;
359 dev->mode_config.prefer_shadow = 1;
360
361 drm_kms_helper_poll_init(dev);
362 drm_kms_helper_poll_disable(dev);
363
364 if (nouveau_modeset == 1 ||
365 (nouveau_modeset < 0 && pclass == PCI_CLASS_DISPLAY_VGA)) {
366 if (nv_device(drm->device)->card_type < NV_50)
367 ret = nv04_display_create(dev);
368 else
369 if (nv_device(drm->device)->card_type < NV_D0)
370 ret = nv50_display_create(dev);
371 else
372 ret = nvd0_display_create(dev);
373 if (ret)
374 goto disp_create_err;
375
376 if (dev->mode_config.num_crtc) {
377 ret = drm_vblank_init(dev, dev->mode_config.num_crtc);
378 if (ret)
379 goto vblank_err;
380 }
381
382 nouveau_backlight_init(dev);
383 }
384
385 return 0;
386
387vblank_err:
388 disp->dtor(dev);
389disp_create_err:
390 drm_kms_helper_poll_fini(dev);
391 drm_mode_config_cleanup(dev);
392 return ret;
393}
394
395void
396nouveau_display_destroy(struct drm_device *dev)
397{
398 struct nouveau_display *disp = nouveau_display(dev);
399
400 nouveau_backlight_exit(dev);
401 drm_vblank_cleanup(dev);
402
403 if (disp->dtor)
404 disp->dtor(dev);
405
406 drm_kms_helper_poll_fini(dev);
407 drm_mode_config_cleanup(dev);
408 nouveau_drm(dev)->display = NULL;
409 kfree(disp);
410}
411
412int
413nouveau_display_suspend(struct drm_device *dev)
414{
415 struct nouveau_drm *drm = nouveau_drm(dev);
416 struct drm_crtc *crtc;
417
418 nouveau_display_fini(dev);
419
420 NV_INFO(drm, "unpinning framebuffer(s)...\n");
421 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
422 struct nouveau_framebuffer *nouveau_fb;
423
424 nouveau_fb = nouveau_framebuffer(crtc->fb);
425 if (!nouveau_fb || !nouveau_fb->nvbo)
426 continue;
427
428 nouveau_bo_unpin(nouveau_fb->nvbo);
429 }
430
431 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
432 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
433
434 nouveau_bo_unmap(nv_crtc->cursor.nvbo);
435 nouveau_bo_unpin(nv_crtc->cursor.nvbo);
436 }
437
438 return 0;
439}
440
441void
442nouveau_display_resume(struct drm_device *dev)
443{
444 struct nouveau_drm *drm = nouveau_drm(dev);
445 struct drm_crtc *crtc;
446 int ret;
447
448 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
449 struct nouveau_framebuffer *nouveau_fb;
450
451 nouveau_fb = nouveau_framebuffer(crtc->fb);
452 if (!nouveau_fb || !nouveau_fb->nvbo)
453 continue;
454
455 nouveau_bo_pin(nouveau_fb->nvbo, TTM_PL_FLAG_VRAM);
456 }
457
458 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
459 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
460
461 ret = nouveau_bo_pin(nv_crtc->cursor.nvbo, TTM_PL_FLAG_VRAM);
462 if (!ret)
463 ret = nouveau_bo_map(nv_crtc->cursor.nvbo);
464 if (ret)
465 NV_ERROR(drm, "Could not pin/map cursor.\n");
466 }
467
468 nouveau_fbcon_set_suspend(dev, 0);
469 nouveau_fbcon_zfill_all(dev);
470
471 nouveau_display_init(dev);
472
473
474 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
475 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
476
477 nv_crtc->lut.depth = 0;
478 }
479
480 drm_helper_resume_force_mode(dev);
481
482 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
483 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
484 u32 offset = nv_crtc->cursor.nvbo->bo.offset;
485
486 nv_crtc->cursor.set_offset(nv_crtc, offset);
487 nv_crtc->cursor.set_pos(nv_crtc, nv_crtc->cursor_saved_x,
488 nv_crtc->cursor_saved_y);
489 }
490}
491
492int
493nouveau_vblank_enable(struct drm_device *dev, int crtc)
494{
495 struct nouveau_device *device = nouveau_dev(dev);
496
497 if (device->card_type >= NV_D0)
498 nv_mask(device, 0x6100c0 + (crtc * 0x800), 1, 1);
499 else
500 if (device->card_type >= NV_50)
501 nv_mask(device, NV50_PDISPLAY_INTR_EN_1, 0,
502 NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(crtc));
503 else
504 NVWriteCRTC(dev, crtc, NV_PCRTC_INTR_EN_0,
505 NV_PCRTC_INTR_0_VBLANK);
506
507 return 0;
508}
509
510void
511nouveau_vblank_disable(struct drm_device *dev, int crtc)
512{
513 struct nouveau_device *device = nouveau_dev(dev);
514
515 if (device->card_type >= NV_D0)
516 nv_mask(device, 0x6100c0 + (crtc * 0x800), 1, 0);
517 else
518 if (device->card_type >= NV_50)
519 nv_mask(device, NV50_PDISPLAY_INTR_EN_1,
520 NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(crtc), 0);
521 else
522 NVWriteCRTC(dev, crtc, NV_PCRTC_INTR_EN_0, 0);
523}
524
525static int
526nouveau_page_flip_reserve(struct nouveau_bo *old_bo,
527 struct nouveau_bo *new_bo)
528{
529 int ret;
530
531 ret = nouveau_bo_pin(new_bo, TTM_PL_FLAG_VRAM);
532 if (ret)
533 return ret;
534
535 ret = ttm_bo_reserve(&new_bo->bo, false, false, false, 0);
536 if (ret)
537 goto fail;
538
539 if (likely(old_bo != new_bo)) {
540 ret = ttm_bo_reserve(&old_bo->bo, false, false, false, 0);
541 if (ret)
542 goto fail_unreserve;
543 }
544
545 return 0;
546
547fail_unreserve:
548 ttm_bo_unreserve(&new_bo->bo);
549fail:
550 nouveau_bo_unpin(new_bo);
551 return ret;
552}
553
554static void
555nouveau_page_flip_unreserve(struct nouveau_bo *old_bo,
556 struct nouveau_bo *new_bo,
557 struct nouveau_fence *fence)
558{
559 nouveau_bo_fence(new_bo, fence);
560 ttm_bo_unreserve(&new_bo->bo);
561
562 if (likely(old_bo != new_bo)) {
563 nouveau_bo_fence(old_bo, fence);
564 ttm_bo_unreserve(&old_bo->bo);
565 }
566
567 nouveau_bo_unpin(old_bo);
568}
569
570static int
571nouveau_page_flip_emit(struct nouveau_channel *chan,
572 struct nouveau_bo *old_bo,
573 struct nouveau_bo *new_bo,
574 struct nouveau_page_flip_state *s,
575 struct nouveau_fence **pfence)
576{
577 struct nouveau_fence_chan *fctx = chan->fence;
578 struct nouveau_drm *drm = chan->drm;
579 struct drm_device *dev = drm->dev;
580 unsigned long flags;
581 int ret;
582
583
584 spin_lock_irqsave(&dev->event_lock, flags);
585 list_add_tail(&s->head, &fctx->flip);
586 spin_unlock_irqrestore(&dev->event_lock, flags);
587
588
589 ret = nouveau_fence_sync(old_bo->bo.sync_obj, chan);
590 if (ret)
591 goto fail;
592
593
594 ret = RING_SPACE(chan, 3);
595 if (ret)
596 goto fail;
597
598 if (nv_device(drm->device)->card_type < NV_C0) {
599 BEGIN_NV04(chan, NvSubSw, NV_SW_PAGE_FLIP, 1);
600 OUT_RING (chan, 0x00000000);
601 OUT_RING (chan, 0x00000000);
602 } else {
603 BEGIN_NVC0(chan, 0, NV10_SUBCHAN_REF_CNT, 1);
604 OUT_RING (chan, 0);
605 BEGIN_IMC0(chan, 0, NVSW_SUBCHAN_PAGE_FLIP, 0x0000);
606 }
607 FIRE_RING (chan);
608
609 ret = nouveau_fence_new(chan, pfence);
610 if (ret)
611 goto fail;
612
613 return 0;
614fail:
615 spin_lock_irqsave(&dev->event_lock, flags);
616 list_del(&s->head);
617 spin_unlock_irqrestore(&dev->event_lock, flags);
618 return ret;
619}
620
621int
622nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
623 struct drm_pending_vblank_event *event)
624{
625 struct drm_device *dev = crtc->dev;
626 struct nouveau_drm *drm = nouveau_drm(dev);
627 struct nouveau_bo *old_bo = nouveau_framebuffer(crtc->fb)->nvbo;
628 struct nouveau_bo *new_bo = nouveau_framebuffer(fb)->nvbo;
629 struct nouveau_page_flip_state *s;
630 struct nouveau_channel *chan = NULL;
631 struct nouveau_fence *fence;
632 int ret;
633
634 if (!drm->channel)
635 return -ENODEV;
636
637 s = kzalloc(sizeof(*s), GFP_KERNEL);
638 if (!s)
639 return -ENOMEM;
640
641
642 ret = nouveau_page_flip_reserve(old_bo, new_bo);
643 if (ret)
644 goto fail_free;
645
646
647 *s = (struct nouveau_page_flip_state)
648 { { }, event, nouveau_crtc(crtc)->index,
649 fb->bits_per_pixel, fb->pitches[0], crtc->x, crtc->y,
650 new_bo->bo.offset };
651
652
653 fence = new_bo->bo.sync_obj;
654 if (fence)
655 chan = fence->channel;
656 if (!chan)
657 chan = drm->channel;
658 mutex_lock(&chan->cli->mutex);
659
660
661 if (nv_device(drm->device)->card_type >= NV_50) {
662 if (nv_device(drm->device)->card_type >= NV_D0)
663 ret = nvd0_display_flip_next(crtc, fb, chan, 0);
664 else
665 ret = nv50_display_flip_next(crtc, fb, chan);
666 if (ret) {
667 mutex_unlock(&chan->cli->mutex);
668 goto fail_unreserve;
669 }
670 }
671
672 ret = nouveau_page_flip_emit(chan, old_bo, new_bo, s, &fence);
673 mutex_unlock(&chan->cli->mutex);
674 if (ret)
675 goto fail_unreserve;
676
677
678 crtc->fb = fb;
679
680 nouveau_page_flip_unreserve(old_bo, new_bo, fence);
681 nouveau_fence_unref(&fence);
682 return 0;
683
684fail_unreserve:
685 nouveau_page_flip_unreserve(old_bo, new_bo, NULL);
686fail_free:
687 kfree(s);
688 return ret;
689}
690
691int
692nouveau_finish_page_flip(struct nouveau_channel *chan,
693 struct nouveau_page_flip_state *ps)
694{
695 struct nouveau_fence_chan *fctx = chan->fence;
696 struct nouveau_drm *drm = chan->drm;
697 struct drm_device *dev = drm->dev;
698 struct nouveau_page_flip_state *s;
699 unsigned long flags;
700
701 spin_lock_irqsave(&dev->event_lock, flags);
702
703 if (list_empty(&fctx->flip)) {
704 NV_ERROR(drm, "unexpected pageflip\n");
705 spin_unlock_irqrestore(&dev->event_lock, flags);
706 return -EINVAL;
707 }
708
709 s = list_first_entry(&fctx->flip, struct nouveau_page_flip_state, head);
710 if (s->event) {
711 struct drm_pending_vblank_event *e = s->event;
712 struct timeval now;
713
714 do_gettimeofday(&now);
715 e->event.sequence = 0;
716 e->event.tv_sec = now.tv_sec;
717 e->event.tv_usec = now.tv_usec;
718 list_add_tail(&e->base.link, &e->base.file_priv->event_list);
719 wake_up_interruptible(&e->base.file_priv->event_wait);
720 }
721
722 list_del(&s->head);
723 if (ps)
724 *ps = *s;
725 kfree(s);
726
727 spin_unlock_irqrestore(&dev->event_lock, flags);
728 return 0;
729}
730
731int
732nouveau_flip_complete(void *data)
733{
734 struct nouveau_channel *chan = data;
735 struct nouveau_drm *drm = chan->drm;
736 struct nouveau_page_flip_state state;
737
738 if (!nouveau_finish_page_flip(chan, &state)) {
739 if (nv_device(drm->device)->card_type < NV_50) {
740 nv_set_crtc_base(drm->dev, state.crtc, state.offset +
741 state.y * state.pitch +
742 state.x * state.bpp / 8);
743 }
744 }
745
746 return 0;
747}
748
749int
750nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev,
751 struct drm_mode_create_dumb *args)
752{
753 struct nouveau_bo *bo;
754 int ret;
755
756 args->pitch = roundup(args->width * (args->bpp / 8), 256);
757 args->size = args->pitch * args->height;
758 args->size = roundup(args->size, PAGE_SIZE);
759
760 ret = nouveau_gem_new(dev, args->size, 0, NOUVEAU_GEM_DOMAIN_VRAM, 0, 0, &bo);
761 if (ret)
762 return ret;
763
764 ret = drm_gem_handle_create(file_priv, bo->gem, &args->handle);
765 drm_gem_object_unreference_unlocked(bo->gem);
766 return ret;
767}
768
769int
770nouveau_display_dumb_destroy(struct drm_file *file_priv, struct drm_device *dev,
771 uint32_t handle)
772{
773 return drm_gem_handle_delete(file_priv, handle);
774}
775
776int
777nouveau_display_dumb_map_offset(struct drm_file *file_priv,
778 struct drm_device *dev,
779 uint32_t handle, uint64_t *poffset)
780{
781 struct drm_gem_object *gem;
782
783 gem = drm_gem_object_lookup(dev, file_priv, handle);
784 if (gem) {
785 struct nouveau_bo *bo = gem->driver_private;
786 *poffset = bo->bo.addr_space_offset;
787 drm_gem_object_unreference_unlocked(gem);
788 return 0;
789 }
790
791 return -ENOENT;
792}
793