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27#include <acpi/video.h>
28
29#include <drm/drm_atomic.h>
30#include <drm/drm_atomic_helper.h>
31#include <drm/drm_crtc_helper.h>
32#include <drm/drm_fb_helper.h>
33#include <drm/drm_fourcc.h>
34#include <drm/drm_gem_framebuffer_helper.h>
35#include <drm/drm_probe_helper.h>
36#include <drm/drm_vblank.h>
37
38#include "nouveau_fbcon.h"
39#include "nouveau_crtc.h"
40#include "nouveau_gem.h"
41#include "nouveau_connector.h"
42#include "nv50_display.h"
43
44#include <nvif/class.h>
45#include <nvif/cl0046.h>
46#include <nvif/event.h>
47#include <dispnv50/crc.h>
48
49int
50nouveau_display_vblank_enable(struct drm_crtc *crtc)
51{
52 struct nouveau_crtc *nv_crtc;
53
54 nv_crtc = nouveau_crtc(crtc);
55 nvif_notify_get(&nv_crtc->vblank);
56
57 return 0;
58}
59
60void
61nouveau_display_vblank_disable(struct drm_crtc *crtc)
62{
63 struct nouveau_crtc *nv_crtc;
64
65 nv_crtc = nouveau_crtc(crtc);
66 nvif_notify_put(&nv_crtc->vblank);
67}
68
69static inline int
70calc(int blanks, int blanke, int total, int line)
71{
72 if (blanke >= blanks) {
73 if (line >= blanks)
74 line -= total;
75 } else {
76 if (line >= blanks)
77 line -= total;
78 line -= blanke + 1;
79 }
80 return line;
81}
82
83static bool
84nouveau_display_scanoutpos_head(struct drm_crtc *crtc, int *vpos, int *hpos,
85 ktime_t *stime, ktime_t *etime)
86{
87 struct {
88 struct nv04_disp_mthd_v0 base;
89 struct nv04_disp_scanoutpos_v0 scan;
90 } args = {
91 .base.method = NV04_DISP_SCANOUTPOS,
92 .base.head = nouveau_crtc(crtc)->index,
93 };
94 struct nouveau_display *disp = nouveau_display(crtc->dev);
95 struct drm_vblank_crtc *vblank = &crtc->dev->vblank[drm_crtc_index(crtc)];
96 int retry = 20;
97 bool ret = false;
98
99 do {
100 ret = nvif_mthd(&disp->disp.object, 0, &args, sizeof(args));
101 if (ret != 0)
102 return false;
103
104 if (args.scan.vline) {
105 ret = true;
106 break;
107 }
108
109 if (retry) ndelay(vblank->linedur_ns);
110 } while (retry--);
111
112 *hpos = args.scan.hline;
113 *vpos = calc(args.scan.vblanks, args.scan.vblanke,
114 args.scan.vtotal, args.scan.vline);
115 if (stime) *stime = ns_to_ktime(args.scan.time[0]);
116 if (etime) *etime = ns_to_ktime(args.scan.time[1]);
117
118 return ret;
119}
120
121bool
122nouveau_display_scanoutpos(struct drm_crtc *crtc,
123 bool in_vblank_irq, int *vpos, int *hpos,
124 ktime_t *stime, ktime_t *etime,
125 const struct drm_display_mode *mode)
126{
127 return nouveau_display_scanoutpos_head(crtc, vpos, hpos,
128 stime, etime);
129}
130
131static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = {
132 .destroy = drm_gem_fb_destroy,
133 .create_handle = drm_gem_fb_create_handle,
134};
135
136static void
137nouveau_decode_mod(struct nouveau_drm *drm,
138 uint64_t modifier,
139 uint32_t *tile_mode,
140 uint8_t *kind)
141{
142 struct nouveau_display *disp = nouveau_display(drm->dev);
143 BUG_ON(!tile_mode || !kind);
144
145 if (modifier == DRM_FORMAT_MOD_LINEAR) {
146
147 *tile_mode = 0;
148 *kind = 0;
149 } else {
150
151
152
153
154
155 if ((modifier & (0xffull << 12)) == 0ull) {
156
157 modifier |= disp->format_modifiers[0] & (0xffull << 12);
158 }
159
160 *tile_mode = (uint32_t)(modifier & 0xF);
161 *kind = (uint8_t)((modifier >> 12) & 0xFF);
162
163 if (drm->client.device.info.chipset >= 0xc0)
164 *tile_mode <<= 4;
165 }
166}
167
168void
169nouveau_framebuffer_get_layout(struct drm_framebuffer *fb,
170 uint32_t *tile_mode,
171 uint8_t *kind)
172{
173 if (fb->flags & DRM_MODE_FB_MODIFIERS) {
174 struct nouveau_drm *drm = nouveau_drm(fb->dev);
175
176 nouveau_decode_mod(drm, fb->modifier, tile_mode, kind);
177 } else {
178 const struct nouveau_bo *nvbo = nouveau_gem_object(fb->obj[0]);
179
180 *tile_mode = nvbo->mode;
181 *kind = nvbo->kind;
182 }
183}
184
185static const u64 legacy_modifiers[] = {
186 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(0),
187 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(1),
188 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(2),
189 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(3),
190 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(4),
191 DRM_FORMAT_MOD_NVIDIA_16BX2_BLOCK(5),
192 DRM_FORMAT_MOD_INVALID
193};
194
195static int
196nouveau_validate_decode_mod(struct nouveau_drm *drm,
197 uint64_t modifier,
198 uint32_t *tile_mode,
199 uint8_t *kind)
200{
201 struct nouveau_display *disp = nouveau_display(drm->dev);
202 int mod;
203
204 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) {
205 return -EINVAL;
206 }
207
208 BUG_ON(!disp->format_modifiers);
209
210 for (mod = 0;
211 (disp->format_modifiers[mod] != DRM_FORMAT_MOD_INVALID) &&
212 (disp->format_modifiers[mod] != modifier);
213 mod++);
214
215 if (disp->format_modifiers[mod] == DRM_FORMAT_MOD_INVALID) {
216 for (mod = 0;
217 (legacy_modifiers[mod] != DRM_FORMAT_MOD_INVALID) &&
218 (legacy_modifiers[mod] != modifier);
219 mod++);
220 if (legacy_modifiers[mod] == DRM_FORMAT_MOD_INVALID)
221 return -EINVAL;
222 }
223
224 nouveau_decode_mod(drm, modifier, tile_mode, kind);
225
226 return 0;
227}
228
229static inline uint32_t
230nouveau_get_width_in_blocks(uint32_t stride)
231{
232
233
234
235 static const uint32_t log_block_width = 6;
236
237 return (stride + (1 << log_block_width) - 1) >> log_block_width;
238}
239
240static inline uint32_t
241nouveau_get_height_in_blocks(struct nouveau_drm *drm,
242 uint32_t height,
243 uint32_t log_block_height_in_gobs)
244{
245 uint32_t log_gob_height;
246 uint32_t log_block_height;
247
248 BUG_ON(drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA);
249
250 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_FERMI)
251 log_gob_height = 2;
252 else
253 log_gob_height = 3;
254
255 log_block_height = log_block_height_in_gobs + log_gob_height;
256
257 return (height + (1 << log_block_height) - 1) >> log_block_height;
258}
259
260static int
261nouveau_check_bl_size(struct nouveau_drm *drm, struct nouveau_bo *nvbo,
262 uint32_t offset, uint32_t stride, uint32_t h,
263 uint32_t tile_mode)
264{
265 uint32_t gob_size, bw, bh;
266 uint64_t bl_size;
267
268 BUG_ON(drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA);
269
270 if (drm->client.device.info.chipset >= 0xc0) {
271 if (tile_mode & 0xF)
272 return -EINVAL;
273 tile_mode >>= 4;
274 }
275
276 if (tile_mode & 0xFFFFFFF0)
277 return -EINVAL;
278
279 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_FERMI)
280 gob_size = 256;
281 else
282 gob_size = 512;
283
284 bw = nouveau_get_width_in_blocks(stride);
285 bh = nouveau_get_height_in_blocks(drm, h, tile_mode);
286
287 bl_size = bw * bh * (1 << tile_mode) * gob_size;
288
289 DRM_DEBUG_KMS("offset=%u stride=%u h=%u tile_mode=0x%02x bw=%u bh=%u gob_size=%u bl_size=%llu size=%zu\n",
290 offset, stride, h, tile_mode, bw, bh, gob_size, bl_size,
291 nvbo->bo.base.size);
292
293 if (bl_size + offset > nvbo->bo.base.size)
294 return -ERANGE;
295
296 return 0;
297}
298
299int
300nouveau_framebuffer_new(struct drm_device *dev,
301 const struct drm_mode_fb_cmd2 *mode_cmd,
302 struct drm_gem_object *gem,
303 struct drm_framebuffer **pfb)
304{
305 struct nouveau_drm *drm = nouveau_drm(dev);
306 struct nouveau_bo *nvbo = nouveau_gem_object(gem);
307 struct drm_framebuffer *fb;
308 const struct drm_format_info *info;
309 unsigned int width, height, i;
310 uint32_t tile_mode;
311 uint8_t kind;
312 int ret;
313
314
315 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA &&
316
317 (mode_cmd->pixel_format == DRM_FORMAT_YUYV ||
318 mode_cmd->pixel_format == DRM_FORMAT_UYVY ||
319 mode_cmd->pixel_format == DRM_FORMAT_NV12 ||
320 mode_cmd->pixel_format == DRM_FORMAT_NV21) &&
321 (mode_cmd->pitches[0] & 0x3f ||
322 mode_cmd->pitches[0] >= 0x10000 ||
323 (mode_cmd->pitches[1] &&
324 mode_cmd->pitches[0] != mode_cmd->pitches[1]))) {
325 DRM_DEBUG_KMS("Unsuitable framebuffer: format: %p4cc; pitches: 0x%x\n 0x%x\n",
326 &mode_cmd->pixel_format,
327 mode_cmd->pitches[0], mode_cmd->pitches[1]);
328 return -EINVAL;
329 }
330
331 if (mode_cmd->flags & DRM_MODE_FB_MODIFIERS) {
332 if (nouveau_validate_decode_mod(drm, mode_cmd->modifier[0],
333 &tile_mode, &kind)) {
334 DRM_DEBUG_KMS("Unsupported modifier: 0x%llx\n",
335 mode_cmd->modifier[0]);
336 return -EINVAL;
337 }
338 } else {
339 tile_mode = nvbo->mode;
340 kind = nvbo->kind;
341 }
342
343 info = drm_get_format_info(dev, mode_cmd);
344
345 for (i = 0; i < info->num_planes; i++) {
346 width = drm_format_info_plane_width(info,
347 mode_cmd->width,
348 i);
349 height = drm_format_info_plane_height(info,
350 mode_cmd->height,
351 i);
352
353 if (kind) {
354 ret = nouveau_check_bl_size(drm, nvbo,
355 mode_cmd->offsets[i],
356 mode_cmd->pitches[i],
357 height, tile_mode);
358 if (ret)
359 return ret;
360 } else {
361 uint32_t size = mode_cmd->pitches[i] * height;
362
363 if (size + mode_cmd->offsets[i] > nvbo->bo.base.size)
364 return -ERANGE;
365 }
366 }
367
368 if (!(fb = *pfb = kzalloc(sizeof(*fb), GFP_KERNEL)))
369 return -ENOMEM;
370
371 drm_helper_mode_fill_fb_struct(dev, fb, mode_cmd);
372 fb->obj[0] = gem;
373
374 ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs);
375 if (ret)
376 kfree(fb);
377 return ret;
378}
379
380struct drm_framebuffer *
381nouveau_user_framebuffer_create(struct drm_device *dev,
382 struct drm_file *file_priv,
383 const struct drm_mode_fb_cmd2 *mode_cmd)
384{
385 struct drm_framebuffer *fb;
386 struct drm_gem_object *gem;
387 int ret;
388
389 gem = drm_gem_object_lookup(file_priv, mode_cmd->handles[0]);
390 if (!gem)
391 return ERR_PTR(-ENOENT);
392
393 ret = nouveau_framebuffer_new(dev, mode_cmd, gem, &fb);
394 if (ret == 0)
395 return fb;
396
397 drm_gem_object_put(gem);
398 return ERR_PTR(ret);
399}
400
401static const struct drm_mode_config_funcs nouveau_mode_config_funcs = {
402 .fb_create = nouveau_user_framebuffer_create,
403 .output_poll_changed = nouveau_fbcon_output_poll_changed,
404};
405
406
407struct nouveau_drm_prop_enum_list {
408 u8 gen_mask;
409 int type;
410 char *name;
411};
412
413static struct nouveau_drm_prop_enum_list underscan[] = {
414 { 6, UNDERSCAN_AUTO, "auto" },
415 { 6, UNDERSCAN_OFF, "off" },
416 { 6, UNDERSCAN_ON, "on" },
417 {}
418};
419
420static struct nouveau_drm_prop_enum_list dither_mode[] = {
421 { 7, DITHERING_MODE_AUTO, "auto" },
422 { 7, DITHERING_MODE_OFF, "off" },
423 { 1, DITHERING_MODE_ON, "on" },
424 { 6, DITHERING_MODE_STATIC2X2, "static 2x2" },
425 { 6, DITHERING_MODE_DYNAMIC2X2, "dynamic 2x2" },
426 { 4, DITHERING_MODE_TEMPORAL, "temporal" },
427 {}
428};
429
430static struct nouveau_drm_prop_enum_list dither_depth[] = {
431 { 6, DITHERING_DEPTH_AUTO, "auto" },
432 { 6, DITHERING_DEPTH_6BPC, "6 bpc" },
433 { 6, DITHERING_DEPTH_8BPC, "8 bpc" },
434 {}
435};
436
437#define PROP_ENUM(p,gen,n,list) do { \
438 struct nouveau_drm_prop_enum_list *l = (list); \
439 int c = 0; \
440 while (l->gen_mask) { \
441 if (l->gen_mask & (1 << (gen))) \
442 c++; \
443 l++; \
444 } \
445 if (c) { \
446 p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \
447 l = (list); \
448 while (p && l->gen_mask) { \
449 if (l->gen_mask & (1 << (gen))) { \
450 drm_property_add_enum(p, l->type, l->name); \
451 } \
452 l++; \
453 } \
454 } \
455} while(0)
456
457void
458nouveau_display_hpd_resume(struct drm_device *dev)
459{
460 struct nouveau_drm *drm = nouveau_drm(dev);
461
462 mutex_lock(&drm->hpd_lock);
463 drm->hpd_pending = ~0;
464 mutex_unlock(&drm->hpd_lock);
465
466 schedule_work(&drm->hpd_work);
467}
468
469static void
470nouveau_display_hpd_work(struct work_struct *work)
471{
472 struct nouveau_drm *drm = container_of(work, typeof(*drm), hpd_work);
473 struct drm_device *dev = drm->dev;
474 struct drm_connector *connector;
475 struct drm_connector_list_iter conn_iter;
476 u32 pending;
477 bool changed = false;
478
479 pm_runtime_get_sync(dev->dev);
480
481 mutex_lock(&drm->hpd_lock);
482 pending = drm->hpd_pending;
483 drm->hpd_pending = 0;
484 mutex_unlock(&drm->hpd_lock);
485
486
487 if (!pending)
488 goto noop;
489
490 mutex_lock(&dev->mode_config.mutex);
491 drm_connector_list_iter_begin(dev, &conn_iter);
492
493 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) {
494 enum drm_connector_status old_status = connector->status;
495 u64 old_epoch_counter = connector->epoch_counter;
496
497 if (!(pending & drm_connector_mask(connector)))
498 continue;
499
500 connector->status = drm_helper_probe_detect(connector, NULL,
501 false);
502 if (old_epoch_counter == connector->epoch_counter)
503 continue;
504
505 changed = true;
506 drm_dbg_kms(dev, "[CONNECTOR:%d:%s] status updated from %s to %s (epoch counter %llu->%llu)\n",
507 connector->base.id, connector->name,
508 drm_get_connector_status_name(old_status),
509 drm_get_connector_status_name(connector->status),
510 old_epoch_counter, connector->epoch_counter);
511 }
512
513 drm_connector_list_iter_end(&conn_iter);
514 mutex_unlock(&dev->mode_config.mutex);
515
516 if (changed)
517 drm_kms_helper_hotplug_event(dev);
518
519 pm_runtime_mark_last_busy(drm->dev->dev);
520noop:
521 pm_runtime_put_sync(drm->dev->dev);
522}
523
524#ifdef CONFIG_ACPI
525
526static int
527nouveau_display_acpi_ntfy(struct notifier_block *nb, unsigned long val,
528 void *data)
529{
530 struct nouveau_drm *drm = container_of(nb, typeof(*drm), acpi_nb);
531 struct acpi_bus_event *info = data;
532 int ret;
533
534 if (!strcmp(info->device_class, ACPI_VIDEO_CLASS)) {
535 if (info->type == ACPI_VIDEO_NOTIFY_PROBE) {
536 ret = pm_runtime_get(drm->dev->dev);
537 if (ret == 1 || ret == -EACCES) {
538
539
540
541
542 pm_runtime_put_autosuspend(drm->dev->dev);
543 } else if (ret == 0) {
544
545
546
547
548 NV_DEBUG(drm, "ACPI requested connector reprobe\n");
549 pm_runtime_put_noidle(drm->dev->dev);
550 } else {
551 NV_WARN(drm, "Dropped ACPI reprobe event due to RPM error: %d\n",
552 ret);
553 }
554
555
556 return NOTIFY_BAD;
557 }
558 }
559
560 return NOTIFY_DONE;
561}
562#endif
563
564int
565nouveau_display_init(struct drm_device *dev, bool resume, bool runtime)
566{
567 struct nouveau_display *disp = nouveau_display(dev);
568 struct drm_connector *connector;
569 struct drm_connector_list_iter conn_iter;
570 int ret;
571
572
573
574
575
576 drm_connector_list_iter_begin(dev, &conn_iter);
577 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) {
578 struct nouveau_connector *conn = nouveau_connector(connector);
579 nvif_notify_get(&conn->hpd);
580 }
581 drm_connector_list_iter_end(&conn_iter);
582
583 ret = disp->init(dev, resume, runtime);
584 if (ret)
585 return ret;
586
587
588
589
590 drm_kms_helper_poll_enable(dev);
591
592 return ret;
593}
594
595void
596nouveau_display_fini(struct drm_device *dev, bool suspend, bool runtime)
597{
598 struct nouveau_display *disp = nouveau_display(dev);
599 struct nouveau_drm *drm = nouveau_drm(dev);
600 struct drm_connector *connector;
601 struct drm_connector_list_iter conn_iter;
602
603 if (!suspend) {
604 if (drm_drv_uses_atomic_modeset(dev))
605 drm_atomic_helper_shutdown(dev);
606 else
607 drm_helper_force_disable_all(dev);
608 }
609
610
611 drm_connector_list_iter_begin(dev, &conn_iter);
612 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) {
613 struct nouveau_connector *conn = nouveau_connector(connector);
614 nvif_notify_put(&conn->hpd);
615 }
616 drm_connector_list_iter_end(&conn_iter);
617
618 if (!runtime)
619 cancel_work_sync(&drm->hpd_work);
620
621 drm_kms_helper_poll_disable(dev);
622 disp->fini(dev, runtime, suspend);
623}
624
625static void
626nouveau_display_create_properties(struct drm_device *dev)
627{
628 struct nouveau_display *disp = nouveau_display(dev);
629 int gen;
630
631 if (disp->disp.object.oclass < NV50_DISP)
632 gen = 0;
633 else
634 if (disp->disp.object.oclass < GF110_DISP)
635 gen = 1;
636 else
637 gen = 2;
638
639 PROP_ENUM(disp->dithering_mode, gen, "dithering mode", dither_mode);
640 PROP_ENUM(disp->dithering_depth, gen, "dithering depth", dither_depth);
641 PROP_ENUM(disp->underscan_property, gen, "underscan", underscan);
642
643 disp->underscan_hborder_property =
644 drm_property_create_range(dev, 0, "underscan hborder", 0, 128);
645
646 disp->underscan_vborder_property =
647 drm_property_create_range(dev, 0, "underscan vborder", 0, 128);
648
649 if (gen < 1)
650 return;
651
652
653 disp->vibrant_hue_property =
654 drm_property_create_range(dev, 0, "vibrant hue", 0, 180);
655
656
657 disp->color_vibrance_property =
658 drm_property_create_range(dev, 0, "color vibrance", 0, 200);
659}
660
661int
662nouveau_display_create(struct drm_device *dev)
663{
664 struct nouveau_drm *drm = nouveau_drm(dev);
665 struct nvkm_device *device = nvxx_device(&drm->client.device);
666 struct nouveau_display *disp;
667 int ret;
668
669 disp = drm->display = kzalloc(sizeof(*disp), GFP_KERNEL);
670 if (!disp)
671 return -ENOMEM;
672
673 drm_mode_config_init(dev);
674 drm_mode_create_scaling_mode_property(dev);
675 drm_mode_create_dvi_i_properties(dev);
676
677 dev->mode_config.funcs = &nouveau_mode_config_funcs;
678 dev->mode_config.fb_base = device->func->resource_addr(device, 1);
679
680 dev->mode_config.min_width = 0;
681 dev->mode_config.min_height = 0;
682 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_CELSIUS) {
683 dev->mode_config.max_width = 2048;
684 dev->mode_config.max_height = 2048;
685 } else
686 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) {
687 dev->mode_config.max_width = 4096;
688 dev->mode_config.max_height = 4096;
689 } else
690 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_FERMI) {
691 dev->mode_config.max_width = 8192;
692 dev->mode_config.max_height = 8192;
693 } else {
694 dev->mode_config.max_width = 16384;
695 dev->mode_config.max_height = 16384;
696 }
697
698 dev->mode_config.preferred_depth = 24;
699 dev->mode_config.prefer_shadow = 1;
700
701 if (drm->client.device.info.chipset < 0x11)
702 dev->mode_config.async_page_flip = false;
703 else
704 dev->mode_config.async_page_flip = true;
705
706 drm_kms_helper_poll_init(dev);
707 drm_kms_helper_poll_disable(dev);
708
709 if (nouveau_modeset != 2 && drm->vbios.dcb.entries) {
710 ret = nvif_disp_ctor(&drm->client.device, "kmsDisp", 0,
711 &disp->disp);
712 if (ret == 0) {
713 nouveau_display_create_properties(dev);
714 if (disp->disp.object.oclass < NV50_DISP)
715 ret = nv04_display_create(dev);
716 else
717 ret = nv50_display_create(dev);
718 }
719 } else {
720 ret = 0;
721 }
722
723 if (ret)
724 goto disp_create_err;
725
726 drm_mode_config_reset(dev);
727
728 if (dev->mode_config.num_crtc) {
729 ret = drm_vblank_init(dev, dev->mode_config.num_crtc);
730 if (ret)
731 goto vblank_err;
732
733 if (disp->disp.object.oclass >= NV50_DISP)
734 nv50_crc_init(dev);
735 }
736
737 INIT_WORK(&drm->hpd_work, nouveau_display_hpd_work);
738 mutex_init(&drm->hpd_lock);
739#ifdef CONFIG_ACPI
740 drm->acpi_nb.notifier_call = nouveau_display_acpi_ntfy;
741 register_acpi_notifier(&drm->acpi_nb);
742#endif
743
744 return 0;
745
746vblank_err:
747 disp->dtor(dev);
748disp_create_err:
749 drm_kms_helper_poll_fini(dev);
750 drm_mode_config_cleanup(dev);
751 return ret;
752}
753
754void
755nouveau_display_destroy(struct drm_device *dev)
756{
757 struct nouveau_display *disp = nouveau_display(dev);
758 struct nouveau_drm *drm = nouveau_drm(dev);
759
760#ifdef CONFIG_ACPI
761 unregister_acpi_notifier(&drm->acpi_nb);
762#endif
763
764 drm_kms_helper_poll_fini(dev);
765 drm_mode_config_cleanup(dev);
766
767 if (disp->dtor)
768 disp->dtor(dev);
769
770 nvif_disp_dtor(&disp->disp);
771
772 nouveau_drm(dev)->display = NULL;
773 mutex_destroy(&drm->hpd_lock);
774 kfree(disp);
775}
776
777int
778nouveau_display_suspend(struct drm_device *dev, bool runtime)
779{
780 struct nouveau_display *disp = nouveau_display(dev);
781
782 if (drm_drv_uses_atomic_modeset(dev)) {
783 if (!runtime) {
784 disp->suspend = drm_atomic_helper_suspend(dev);
785 if (IS_ERR(disp->suspend)) {
786 int ret = PTR_ERR(disp->suspend);
787 disp->suspend = NULL;
788 return ret;
789 }
790 }
791 }
792
793 nouveau_display_fini(dev, true, runtime);
794 return 0;
795}
796
797void
798nouveau_display_resume(struct drm_device *dev, bool runtime)
799{
800 struct nouveau_display *disp = nouveau_display(dev);
801
802 nouveau_display_init(dev, true, runtime);
803
804 if (drm_drv_uses_atomic_modeset(dev)) {
805 if (disp->suspend) {
806 drm_atomic_helper_resume(dev, disp->suspend);
807 disp->suspend = NULL;
808 }
809 return;
810 }
811}
812
813int
814nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev,
815 struct drm_mode_create_dumb *args)
816{
817 struct nouveau_cli *cli = nouveau_cli(file_priv);
818 struct nouveau_bo *bo;
819 uint32_t domain;
820 int ret;
821
822 args->pitch = roundup(args->width * (args->bpp / 8), 256);
823 args->size = args->pitch * args->height;
824 args->size = roundup(args->size, PAGE_SIZE);
825
826
827 if (nouveau_drm(dev)->client.device.info.ram_size != 0)
828 domain = NOUVEAU_GEM_DOMAIN_VRAM;
829 else
830 domain = NOUVEAU_GEM_DOMAIN_GART;
831
832 ret = nouveau_gem_new(cli, args->size, 0, domain, 0, 0, &bo);
833 if (ret)
834 return ret;
835
836 ret = drm_gem_handle_create(file_priv, &bo->bo.base, &args->handle);
837 drm_gem_object_put(&bo->bo.base);
838 return ret;
839}
840