Loading...
1/*
2 * Copyright (C) 2008 Maarten Maathuis.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 */
26
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_probe_helper.h>
35#include <drm/drm_vblank.h>
36
37#include "nouveau_fbcon.h"
38#include "nouveau_crtc.h"
39#include "nouveau_gem.h"
40#include "nouveau_connector.h"
41#include "nv50_display.h"
42
43#include <nvif/class.h>
44#include <nvif/cl0046.h>
45#include <nvif/event.h>
46
47static int
48nouveau_display_vblank_handler(struct nvif_notify *notify)
49{
50 struct nouveau_crtc *nv_crtc =
51 container_of(notify, typeof(*nv_crtc), vblank);
52 drm_crtc_handle_vblank(&nv_crtc->base);
53 return NVIF_NOTIFY_KEEP;
54}
55
56int
57nouveau_display_vblank_enable(struct drm_device *dev, unsigned int pipe)
58{
59 struct drm_crtc *crtc;
60 struct nouveau_crtc *nv_crtc;
61
62 crtc = drm_crtc_from_index(dev, pipe);
63 if (!crtc)
64 return -EINVAL;
65
66 nv_crtc = nouveau_crtc(crtc);
67 nvif_notify_get(&nv_crtc->vblank);
68
69 return 0;
70}
71
72void
73nouveau_display_vblank_disable(struct drm_device *dev, unsigned int pipe)
74{
75 struct drm_crtc *crtc;
76 struct nouveau_crtc *nv_crtc;
77
78 crtc = drm_crtc_from_index(dev, pipe);
79 if (!crtc)
80 return;
81
82 nv_crtc = nouveau_crtc(crtc);
83 nvif_notify_put(&nv_crtc->vblank);
84}
85
86static inline int
87calc(int blanks, int blanke, int total, int line)
88{
89 if (blanke >= blanks) {
90 if (line >= blanks)
91 line -= total;
92 } else {
93 if (line >= blanks)
94 line -= total;
95 line -= blanke + 1;
96 }
97 return line;
98}
99
100static bool
101nouveau_display_scanoutpos_head(struct drm_crtc *crtc, int *vpos, int *hpos,
102 ktime_t *stime, ktime_t *etime)
103{
104 struct {
105 struct nv04_disp_mthd_v0 base;
106 struct nv04_disp_scanoutpos_v0 scan;
107 } args = {
108 .base.method = NV04_DISP_SCANOUTPOS,
109 .base.head = nouveau_crtc(crtc)->index,
110 };
111 struct nouveau_display *disp = nouveau_display(crtc->dev);
112 struct drm_vblank_crtc *vblank = &crtc->dev->vblank[drm_crtc_index(crtc)];
113 int retry = 20;
114 bool ret = false;
115
116 do {
117 ret = nvif_mthd(&disp->disp.object, 0, &args, sizeof(args));
118 if (ret != 0)
119 return false;
120
121 if (args.scan.vline) {
122 ret = true;
123 break;
124 }
125
126 if (retry) ndelay(vblank->linedur_ns);
127 } while (retry--);
128
129 *hpos = args.scan.hline;
130 *vpos = calc(args.scan.vblanks, args.scan.vblanke,
131 args.scan.vtotal, args.scan.vline);
132 if (stime) *stime = ns_to_ktime(args.scan.time[0]);
133 if (etime) *etime = ns_to_ktime(args.scan.time[1]);
134
135 return ret;
136}
137
138bool
139nouveau_display_scanoutpos(struct drm_device *dev, unsigned int pipe,
140 bool in_vblank_irq, int *vpos, int *hpos,
141 ktime_t *stime, ktime_t *etime,
142 const struct drm_display_mode *mode)
143{
144 struct drm_crtc *crtc;
145
146 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
147 if (nouveau_crtc(crtc)->index == pipe) {
148 return nouveau_display_scanoutpos_head(crtc, vpos, hpos,
149 stime, etime);
150 }
151 }
152
153 return false;
154}
155
156static void
157nouveau_display_vblank_fini(struct drm_device *dev)
158{
159 struct drm_crtc *crtc;
160
161 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
162 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
163 nvif_notify_fini(&nv_crtc->vblank);
164 }
165}
166
167static int
168nouveau_display_vblank_init(struct drm_device *dev)
169{
170 struct nouveau_display *disp = nouveau_display(dev);
171 struct drm_crtc *crtc;
172 int ret;
173
174 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
175 struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
176 ret = nvif_notify_init(&disp->disp.object,
177 nouveau_display_vblank_handler, false,
178 NV04_DISP_NTFY_VBLANK,
179 &(struct nvif_notify_head_req_v0) {
180 .head = nv_crtc->index,
181 },
182 sizeof(struct nvif_notify_head_req_v0),
183 sizeof(struct nvif_notify_head_rep_v0),
184 &nv_crtc->vblank);
185 if (ret) {
186 nouveau_display_vblank_fini(dev);
187 return ret;
188 }
189 }
190
191 ret = drm_vblank_init(dev, dev->mode_config.num_crtc);
192 if (ret) {
193 nouveau_display_vblank_fini(dev);
194 return ret;
195 }
196
197 return 0;
198}
199
200static void
201nouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb)
202{
203 struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
204
205 if (fb->nvbo)
206 drm_gem_object_put_unlocked(&fb->nvbo->bo.base);
207
208 drm_framebuffer_cleanup(drm_fb);
209 kfree(fb);
210}
211
212static int
213nouveau_user_framebuffer_create_handle(struct drm_framebuffer *drm_fb,
214 struct drm_file *file_priv,
215 unsigned int *handle)
216{
217 struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
218
219 return drm_gem_handle_create(file_priv, &fb->nvbo->bo.base, handle);
220}
221
222static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = {
223 .destroy = nouveau_user_framebuffer_destroy,
224 .create_handle = nouveau_user_framebuffer_create_handle,
225};
226
227int
228nouveau_framebuffer_new(struct drm_device *dev,
229 const struct drm_mode_fb_cmd2 *mode_cmd,
230 struct nouveau_bo *nvbo,
231 struct nouveau_framebuffer **pfb)
232{
233 struct nouveau_drm *drm = nouveau_drm(dev);
234 struct nouveau_framebuffer *fb;
235 int ret;
236
237 /* YUV overlays have special requirements pre-NV50 */
238 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA &&
239
240 (mode_cmd->pixel_format == DRM_FORMAT_YUYV ||
241 mode_cmd->pixel_format == DRM_FORMAT_UYVY ||
242 mode_cmd->pixel_format == DRM_FORMAT_NV12 ||
243 mode_cmd->pixel_format == DRM_FORMAT_NV21) &&
244 (mode_cmd->pitches[0] & 0x3f || /* align 64 */
245 mode_cmd->pitches[0] >= 0x10000 || /* at most 64k pitch */
246 (mode_cmd->pitches[1] && /* pitches for planes must match */
247 mode_cmd->pitches[0] != mode_cmd->pitches[1]))) {
248 struct drm_format_name_buf format_name;
249 DRM_DEBUG_KMS("Unsuitable framebuffer: format: %s; pitches: 0x%x\n 0x%x\n",
250 drm_get_format_name(mode_cmd->pixel_format,
251 &format_name),
252 mode_cmd->pitches[0],
253 mode_cmd->pitches[1]);
254 return -EINVAL;
255 }
256
257 if (!(fb = *pfb = kzalloc(sizeof(*fb), GFP_KERNEL)))
258 return -ENOMEM;
259
260 drm_helper_mode_fill_fb_struct(dev, &fb->base, mode_cmd);
261 fb->nvbo = nvbo;
262
263 ret = drm_framebuffer_init(dev, &fb->base, &nouveau_framebuffer_funcs);
264 if (ret)
265 kfree(fb);
266 return ret;
267}
268
269struct drm_framebuffer *
270nouveau_user_framebuffer_create(struct drm_device *dev,
271 struct drm_file *file_priv,
272 const struct drm_mode_fb_cmd2 *mode_cmd)
273{
274 struct nouveau_framebuffer *fb;
275 struct nouveau_bo *nvbo;
276 struct drm_gem_object *gem;
277 int ret;
278
279 gem = drm_gem_object_lookup(file_priv, mode_cmd->handles[0]);
280 if (!gem)
281 return ERR_PTR(-ENOENT);
282 nvbo = nouveau_gem_object(gem);
283
284 ret = nouveau_framebuffer_new(dev, mode_cmd, nvbo, &fb);
285 if (ret == 0)
286 return &fb->base;
287
288 drm_gem_object_put_unlocked(gem);
289 return ERR_PTR(ret);
290}
291
292static const struct drm_mode_config_funcs nouveau_mode_config_funcs = {
293 .fb_create = nouveau_user_framebuffer_create,
294 .output_poll_changed = nouveau_fbcon_output_poll_changed,
295};
296
297
298struct nouveau_drm_prop_enum_list {
299 u8 gen_mask;
300 int type;
301 char *name;
302};
303
304static struct nouveau_drm_prop_enum_list underscan[] = {
305 { 6, UNDERSCAN_AUTO, "auto" },
306 { 6, UNDERSCAN_OFF, "off" },
307 { 6, UNDERSCAN_ON, "on" },
308 {}
309};
310
311static struct nouveau_drm_prop_enum_list dither_mode[] = {
312 { 7, DITHERING_MODE_AUTO, "auto" },
313 { 7, DITHERING_MODE_OFF, "off" },
314 { 1, DITHERING_MODE_ON, "on" },
315 { 6, DITHERING_MODE_STATIC2X2, "static 2x2" },
316 { 6, DITHERING_MODE_DYNAMIC2X2, "dynamic 2x2" },
317 { 4, DITHERING_MODE_TEMPORAL, "temporal" },
318 {}
319};
320
321static struct nouveau_drm_prop_enum_list dither_depth[] = {
322 { 6, DITHERING_DEPTH_AUTO, "auto" },
323 { 6, DITHERING_DEPTH_6BPC, "6 bpc" },
324 { 6, DITHERING_DEPTH_8BPC, "8 bpc" },
325 {}
326};
327
328#define PROP_ENUM(p,gen,n,list) do { \
329 struct nouveau_drm_prop_enum_list *l = (list); \
330 int c = 0; \
331 while (l->gen_mask) { \
332 if (l->gen_mask & (1 << (gen))) \
333 c++; \
334 l++; \
335 } \
336 if (c) { \
337 p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \
338 l = (list); \
339 while (p && l->gen_mask) { \
340 if (l->gen_mask & (1 << (gen))) { \
341 drm_property_add_enum(p, l->type, l->name); \
342 } \
343 l++; \
344 } \
345 } \
346} while(0)
347
348static void
349nouveau_display_hpd_work(struct work_struct *work)
350{
351 struct nouveau_drm *drm = container_of(work, typeof(*drm), hpd_work);
352
353 pm_runtime_get_sync(drm->dev->dev);
354
355 drm_helper_hpd_irq_event(drm->dev);
356
357 pm_runtime_mark_last_busy(drm->dev->dev);
358 pm_runtime_put_sync(drm->dev->dev);
359}
360
361#ifdef CONFIG_ACPI
362
363static int
364nouveau_display_acpi_ntfy(struct notifier_block *nb, unsigned long val,
365 void *data)
366{
367 struct nouveau_drm *drm = container_of(nb, typeof(*drm), acpi_nb);
368 struct acpi_bus_event *info = data;
369 int ret;
370
371 if (!strcmp(info->device_class, ACPI_VIDEO_CLASS)) {
372 if (info->type == ACPI_VIDEO_NOTIFY_PROBE) {
373 ret = pm_runtime_get(drm->dev->dev);
374 if (ret == 1 || ret == -EACCES) {
375 /* If the GPU is already awake, or in a state
376 * where we can't wake it up, it can handle
377 * it's own hotplug events.
378 */
379 pm_runtime_put_autosuspend(drm->dev->dev);
380 } else if (ret == 0) {
381 /* This may be the only indication we receive
382 * of a connector hotplug on a runtime
383 * suspended GPU, schedule hpd_work to check.
384 */
385 NV_DEBUG(drm, "ACPI requested connector reprobe\n");
386 schedule_work(&drm->hpd_work);
387 pm_runtime_put_noidle(drm->dev->dev);
388 } else {
389 NV_WARN(drm, "Dropped ACPI reprobe event due to RPM error: %d\n",
390 ret);
391 }
392
393 /* acpi-video should not generate keypresses for this */
394 return NOTIFY_BAD;
395 }
396 }
397
398 return NOTIFY_DONE;
399}
400#endif
401
402int
403nouveau_display_init(struct drm_device *dev, bool resume, bool runtime)
404{
405 struct nouveau_display *disp = nouveau_display(dev);
406 struct drm_connector *connector;
407 struct drm_connector_list_iter conn_iter;
408 int ret;
409
410 ret = disp->init(dev, resume, runtime);
411 if (ret)
412 return ret;
413
414 /* enable connector detection and polling for connectors without HPD
415 * support
416 */
417 drm_kms_helper_poll_enable(dev);
418
419 /* enable hotplug interrupts */
420 drm_connector_list_iter_begin(dev, &conn_iter);
421 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) {
422 struct nouveau_connector *conn = nouveau_connector(connector);
423 nvif_notify_get(&conn->hpd);
424 }
425 drm_connector_list_iter_end(&conn_iter);
426
427 return ret;
428}
429
430void
431nouveau_display_fini(struct drm_device *dev, bool suspend, bool runtime)
432{
433 struct nouveau_display *disp = nouveau_display(dev);
434 struct nouveau_drm *drm = nouveau_drm(dev);
435 struct drm_connector *connector;
436 struct drm_connector_list_iter conn_iter;
437
438 if (!suspend) {
439 if (drm_drv_uses_atomic_modeset(dev))
440 drm_atomic_helper_shutdown(dev);
441 else
442 drm_helper_force_disable_all(dev);
443 }
444
445 /* disable hotplug interrupts */
446 drm_connector_list_iter_begin(dev, &conn_iter);
447 nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) {
448 struct nouveau_connector *conn = nouveau_connector(connector);
449 nvif_notify_put(&conn->hpd);
450 }
451 drm_connector_list_iter_end(&conn_iter);
452
453 if (!runtime)
454 cancel_work_sync(&drm->hpd_work);
455
456 drm_kms_helper_poll_disable(dev);
457 disp->fini(dev, suspend);
458}
459
460static void
461nouveau_display_create_properties(struct drm_device *dev)
462{
463 struct nouveau_display *disp = nouveau_display(dev);
464 int gen;
465
466 if (disp->disp.object.oclass < NV50_DISP)
467 gen = 0;
468 else
469 if (disp->disp.object.oclass < GF110_DISP)
470 gen = 1;
471 else
472 gen = 2;
473
474 PROP_ENUM(disp->dithering_mode, gen, "dithering mode", dither_mode);
475 PROP_ENUM(disp->dithering_depth, gen, "dithering depth", dither_depth);
476 PROP_ENUM(disp->underscan_property, gen, "underscan", underscan);
477
478 disp->underscan_hborder_property =
479 drm_property_create_range(dev, 0, "underscan hborder", 0, 128);
480
481 disp->underscan_vborder_property =
482 drm_property_create_range(dev, 0, "underscan vborder", 0, 128);
483
484 if (gen < 1)
485 return;
486
487 /* -90..+90 */
488 disp->vibrant_hue_property =
489 drm_property_create_range(dev, 0, "vibrant hue", 0, 180);
490
491 /* -100..+100 */
492 disp->color_vibrance_property =
493 drm_property_create_range(dev, 0, "color vibrance", 0, 200);
494}
495
496int
497nouveau_display_create(struct drm_device *dev)
498{
499 struct nouveau_drm *drm = nouveau_drm(dev);
500 struct nvkm_device *device = nvxx_device(&drm->client.device);
501 struct nouveau_display *disp;
502 int ret;
503
504 disp = drm->display = kzalloc(sizeof(*disp), GFP_KERNEL);
505 if (!disp)
506 return -ENOMEM;
507
508 drm_mode_config_init(dev);
509 drm_mode_create_scaling_mode_property(dev);
510 drm_mode_create_dvi_i_properties(dev);
511
512 dev->mode_config.funcs = &nouveau_mode_config_funcs;
513 dev->mode_config.fb_base = device->func->resource_addr(device, 1);
514
515 dev->mode_config.min_width = 0;
516 dev->mode_config.min_height = 0;
517 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_CELSIUS) {
518 dev->mode_config.max_width = 2048;
519 dev->mode_config.max_height = 2048;
520 } else
521 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA) {
522 dev->mode_config.max_width = 4096;
523 dev->mode_config.max_height = 4096;
524 } else
525 if (drm->client.device.info.family < NV_DEVICE_INFO_V0_FERMI) {
526 dev->mode_config.max_width = 8192;
527 dev->mode_config.max_height = 8192;
528 } else {
529 dev->mode_config.max_width = 16384;
530 dev->mode_config.max_height = 16384;
531 }
532
533 dev->mode_config.preferred_depth = 24;
534 dev->mode_config.prefer_shadow = 1;
535
536 if (drm->client.device.info.chipset < 0x11)
537 dev->mode_config.async_page_flip = false;
538 else
539 dev->mode_config.async_page_flip = true;
540
541 drm_kms_helper_poll_init(dev);
542 drm_kms_helper_poll_disable(dev);
543
544 if (nouveau_modeset != 2 && drm->vbios.dcb.entries) {
545 ret = nvif_disp_ctor(&drm->client.device, 0, &disp->disp);
546 if (ret == 0) {
547 nouveau_display_create_properties(dev);
548 if (disp->disp.object.oclass < NV50_DISP)
549 ret = nv04_display_create(dev);
550 else
551 ret = nv50_display_create(dev);
552 }
553 } else {
554 ret = 0;
555 }
556
557 if (ret)
558 goto disp_create_err;
559
560 drm_mode_config_reset(dev);
561
562 if (dev->mode_config.num_crtc) {
563 ret = nouveau_display_vblank_init(dev);
564 if (ret)
565 goto vblank_err;
566 }
567
568 INIT_WORK(&drm->hpd_work, nouveau_display_hpd_work);
569#ifdef CONFIG_ACPI
570 drm->acpi_nb.notifier_call = nouveau_display_acpi_ntfy;
571 register_acpi_notifier(&drm->acpi_nb);
572#endif
573
574 return 0;
575
576vblank_err:
577 disp->dtor(dev);
578disp_create_err:
579 drm_kms_helper_poll_fini(dev);
580 drm_mode_config_cleanup(dev);
581 return ret;
582}
583
584void
585nouveau_display_destroy(struct drm_device *dev)
586{
587 struct nouveau_display *disp = nouveau_display(dev);
588
589#ifdef CONFIG_ACPI
590 unregister_acpi_notifier(&nouveau_drm(dev)->acpi_nb);
591#endif
592 nouveau_display_vblank_fini(dev);
593
594 drm_kms_helper_poll_fini(dev);
595 drm_mode_config_cleanup(dev);
596
597 if (disp->dtor)
598 disp->dtor(dev);
599
600 nvif_disp_dtor(&disp->disp);
601
602 nouveau_drm(dev)->display = NULL;
603 kfree(disp);
604}
605
606int
607nouveau_display_suspend(struct drm_device *dev, bool runtime)
608{
609 struct nouveau_display *disp = nouveau_display(dev);
610
611 if (drm_drv_uses_atomic_modeset(dev)) {
612 if (!runtime) {
613 disp->suspend = drm_atomic_helper_suspend(dev);
614 if (IS_ERR(disp->suspend)) {
615 int ret = PTR_ERR(disp->suspend);
616 disp->suspend = NULL;
617 return ret;
618 }
619 }
620 }
621
622 nouveau_display_fini(dev, true, runtime);
623 return 0;
624}
625
626void
627nouveau_display_resume(struct drm_device *dev, bool runtime)
628{
629 struct nouveau_display *disp = nouveau_display(dev);
630
631 nouveau_display_init(dev, true, runtime);
632
633 if (drm_drv_uses_atomic_modeset(dev)) {
634 if (disp->suspend) {
635 drm_atomic_helper_resume(dev, disp->suspend);
636 disp->suspend = NULL;
637 }
638 return;
639 }
640}
641
642int
643nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev,
644 struct drm_mode_create_dumb *args)
645{
646 struct nouveau_cli *cli = nouveau_cli(file_priv);
647 struct nouveau_bo *bo;
648 uint32_t domain;
649 int ret;
650
651 args->pitch = roundup(args->width * (args->bpp / 8), 256);
652 args->size = args->pitch * args->height;
653 args->size = roundup(args->size, PAGE_SIZE);
654
655 /* Use VRAM if there is any ; otherwise fallback to system memory */
656 if (nouveau_drm(dev)->client.device.info.ram_size != 0)
657 domain = NOUVEAU_GEM_DOMAIN_VRAM;
658 else
659 domain = NOUVEAU_GEM_DOMAIN_GART;
660
661 ret = nouveau_gem_new(cli, args->size, 0, domain, 0, 0, &bo);
662 if (ret)
663 return ret;
664
665 ret = drm_gem_handle_create(file_priv, &bo->bo.base, &args->handle);
666 drm_gem_object_put_unlocked(&bo->bo.base);
667 return ret;
668}
669
670int
671nouveau_display_dumb_map_offset(struct drm_file *file_priv,
672 struct drm_device *dev,
673 uint32_t handle, uint64_t *poffset)
674{
675 struct drm_gem_object *gem;
676
677 gem = drm_gem_object_lookup(file_priv, handle);
678 if (gem) {
679 struct nouveau_bo *bo = nouveau_gem_object(gem);
680 *poffset = drm_vma_node_offset_addr(&bo->bo.base.vma_node);
681 drm_gem_object_put_unlocked(gem);
682 return 0;
683 }
684
685 return -ENOENT;
686}
1/*
2 * Copyright (C) 2008 Maarten Maathuis.
3 * All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining
6 * a copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sublicense, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
12 *
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial
15 * portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
20 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 */
26
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 /* tile_mode will not be used in this case */
147 *tile_mode = 0;
148 *kind = 0;
149 } else {
150 /*
151 * Extract the block height and kind from the corresponding
152 * modifier fields. See drm_fourcc.h for details.
153 */
154
155 if ((modifier & (0xffull << 12)) == 0ull) {
156 /* Legacy modifier. Translate to this dev's 'kind.' */
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 /* GOBs per block in the x direction is always one, and GOBs are
233 * 64 bytes wide
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 /* YUV overlays have special requirements pre-NV50 */
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 || /* align 64 */
322 mode_cmd->pitches[0] >= 0x10000 || /* at most 64k pitch */
323 (mode_cmd->pitches[1] && /* pitches for planes must match */
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 /* Nothing to do, exit early without updating the last busy counter */
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 /* If the GPU is already awake, or in a state
539 * where we can't wake it up, it can handle
540 * it's own hotplug events.
541 */
542 pm_runtime_put_autosuspend(drm->dev->dev);
543 } else if (ret == 0) {
544 /* We've started resuming the GPU already, so
545 * it will handle scheduling a full reprobe
546 * itself
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 /* acpi-video should not generate keypresses for this */
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 * Enable hotplug interrupts (done as early as possible, since we need
574 * them for MST)
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 /* enable connector detection and polling for connectors without HPD
588 * support
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 /* disable hotplug interrupts */
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 /* -90..+90 */
653 disp->vibrant_hue_property =
654 drm_property_create_range(dev, 0, "vibrant hue", 0, 180);
655
656 /* -100..+100 */
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 /* Use VRAM if there is any ; otherwise fallback to system memory */
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}