2 * Copyright (C) 2008 Maarten Maathuis.
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:
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.
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.
28 #include <drm/drm_crtc_helper.h>
29 #include <drm/ttm/ttm_execbuf_util.h>
31 #include "nouveau_fbcon.h"
32 #include "dispnv04/hw.h"
33 #include "nouveau_crtc.h"
34 #include "nouveau_dma.h"
35 #include "nouveau_gem.h"
36 #include "nouveau_connector.h"
37 #include "nv50_display.h"
39 #include "nouveau_fence.h"
41 #include <subdev/bios/gpio.h>
42 #include <subdev/gpio.h>
43 #include <engine/disp.h>
45 #include <core/class.h>
48 nouveau_user_framebuffer_destroy(struct drm_framebuffer
*drm_fb
)
50 struct nouveau_framebuffer
*fb
= nouveau_framebuffer(drm_fb
);
53 drm_gem_object_unreference_unlocked(fb
->nvbo
->gem
);
55 drm_framebuffer_cleanup(drm_fb
);
60 nouveau_user_framebuffer_create_handle(struct drm_framebuffer
*drm_fb
,
61 struct drm_file
*file_priv
,
64 struct nouveau_framebuffer
*fb
= nouveau_framebuffer(drm_fb
);
66 return drm_gem_handle_create(file_priv
, fb
->nvbo
->gem
, handle
);
69 static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs
= {
70 .destroy
= nouveau_user_framebuffer_destroy
,
71 .create_handle
= nouveau_user_framebuffer_create_handle
,
75 nouveau_framebuffer_init(struct drm_device
*dev
,
76 struct nouveau_framebuffer
*nv_fb
,
77 struct drm_mode_fb_cmd2
*mode_cmd
,
78 struct nouveau_bo
*nvbo
)
80 struct nouveau_drm
*drm
= nouveau_drm(dev
);
81 struct drm_framebuffer
*fb
= &nv_fb
->base
;
84 drm_helper_mode_fill_fb_struct(fb
, mode_cmd
);
87 if (nv_device(drm
->device
)->card_type
>= NV_50
) {
88 u32 tile_flags
= nouveau_bo_tile_layout(nvbo
);
89 if (tile_flags
== 0x7a00 ||
91 nv_fb
->r_dma
= NvEvoFB32
;
93 if (tile_flags
== 0x7000)
94 nv_fb
->r_dma
= NvEvoFB16
;
96 nv_fb
->r_dma
= NvEvoVRAM_LP
;
99 case 8: nv_fb
->r_format
= 0x1e00; break;
100 case 15: nv_fb
->r_format
= 0xe900; break;
101 case 16: nv_fb
->r_format
= 0xe800; break;
103 case 32: nv_fb
->r_format
= 0xcf00; break;
104 case 30: nv_fb
->r_format
= 0xd100; break;
106 NV_ERROR(drm
, "unknown depth %d\n", fb
->depth
);
110 if (nv_device(drm
->device
)->chipset
== 0x50)
111 nv_fb
->r_format
|= (tile_flags
<< 8);
114 if (nv_device(drm
->device
)->card_type
< NV_D0
)
115 nv_fb
->r_pitch
= 0x00100000 | fb
->pitches
[0];
117 nv_fb
->r_pitch
= 0x01000000 | fb
->pitches
[0];
119 u32 mode
= nvbo
->tile_mode
;
120 if (nv_device(drm
->device
)->card_type
>= NV_C0
)
122 nv_fb
->r_pitch
= ((fb
->pitches
[0] / 4) << 4) | mode
;
126 ret
= drm_framebuffer_init(dev
, fb
, &nouveau_framebuffer_funcs
);
134 static struct drm_framebuffer
*
135 nouveau_user_framebuffer_create(struct drm_device
*dev
,
136 struct drm_file
*file_priv
,
137 struct drm_mode_fb_cmd2
*mode_cmd
)
139 struct nouveau_framebuffer
*nouveau_fb
;
140 struct drm_gem_object
*gem
;
143 gem
= drm_gem_object_lookup(dev
, file_priv
, mode_cmd
->handles
[0]);
145 return ERR_PTR(-ENOENT
);
147 nouveau_fb
= kzalloc(sizeof(struct nouveau_framebuffer
), GFP_KERNEL
);
151 ret
= nouveau_framebuffer_init(dev
, nouveau_fb
, mode_cmd
, nouveau_gem_object(gem
));
155 return &nouveau_fb
->base
;
160 drm_gem_object_unreference(gem
);
164 static const struct drm_mode_config_funcs nouveau_mode_config_funcs
= {
165 .fb_create
= nouveau_user_framebuffer_create
,
166 .output_poll_changed
= nouveau_fbcon_output_poll_changed
,
170 struct nouveau_drm_prop_enum_list
{
176 static struct nouveau_drm_prop_enum_list underscan
[] = {
177 { 6, UNDERSCAN_AUTO
, "auto" },
178 { 6, UNDERSCAN_OFF
, "off" },
179 { 6, UNDERSCAN_ON
, "on" },
183 static struct nouveau_drm_prop_enum_list dither_mode
[] = {
184 { 7, DITHERING_MODE_AUTO
, "auto" },
185 { 7, DITHERING_MODE_OFF
, "off" },
186 { 1, DITHERING_MODE_ON
, "on" },
187 { 6, DITHERING_MODE_STATIC2X2
, "static 2x2" },
188 { 6, DITHERING_MODE_DYNAMIC2X2
, "dynamic 2x2" },
189 { 4, DITHERING_MODE_TEMPORAL
, "temporal" },
193 static struct nouveau_drm_prop_enum_list dither_depth
[] = {
194 { 6, DITHERING_DEPTH_AUTO
, "auto" },
195 { 6, DITHERING_DEPTH_6BPC
, "6 bpc" },
196 { 6, DITHERING_DEPTH_8BPC
, "8 bpc" },
200 #define PROP_ENUM(p,gen,n,list) do { \
201 struct nouveau_drm_prop_enum_list *l = (list); \
203 while (l->gen_mask) { \
204 if (l->gen_mask & (1 << (gen))) \
209 p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \
212 while (p && l->gen_mask) { \
213 if (l->gen_mask & (1 << (gen))) { \
214 drm_property_add_enum(p, c, l->type, l->name); \
223 nouveau_display_init(struct drm_device
*dev
)
225 struct nouveau_drm
*drm
= nouveau_drm(dev
);
226 struct nouveau_display
*disp
= nouveau_display(dev
);
227 struct nouveau_gpio
*gpio
= nouveau_gpio(drm
->device
);
228 struct drm_connector
*connector
;
231 ret
= disp
->init(dev
);
235 /* enable polling for external displays */
236 drm_kms_helper_poll_enable(dev
);
238 /* enable hotplug interrupts */
239 list_for_each_entry(connector
, &dev
->mode_config
.connector_list
, head
) {
240 struct nouveau_connector
*conn
= nouveau_connector(connector
);
241 if (gpio
&& conn
->hpd
.func
!= DCB_GPIO_UNUSED
) {
242 nouveau_event_get(gpio
->events
, conn
->hpd
.line
,
251 nouveau_display_fini(struct drm_device
*dev
)
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
;
258 /* disable hotplug interrupts */
259 list_for_each_entry(connector
, &dev
->mode_config
.connector_list
, head
) {
260 struct nouveau_connector
*conn
= nouveau_connector(connector
);
261 if (gpio
&& conn
->hpd
.func
!= DCB_GPIO_UNUSED
) {
262 nouveau_event_put(gpio
->events
, conn
->hpd
.line
,
267 drm_kms_helper_poll_disable(dev
);
272 nouveau_display_create(struct drm_device
*dev
)
274 struct nouveau_drm
*drm
= nouveau_drm(dev
);
275 struct nouveau_display
*disp
;
276 u32 pclass
= dev
->pdev
->class >> 8;
279 disp
= drm
->display
= kzalloc(sizeof(*disp
), GFP_KERNEL
);
283 drm_mode_config_init(dev
);
284 drm_mode_create_scaling_mode_property(dev
);
285 drm_mode_create_dvi_i_properties(dev
);
287 if (nv_device(drm
->device
)->card_type
< NV_50
)
290 if (nv_device(drm
->device
)->card_type
< NV_D0
)
295 PROP_ENUM(disp
->dithering_mode
, gen
, "dithering mode", dither_mode
);
296 PROP_ENUM(disp
->dithering_depth
, gen
, "dithering depth", dither_depth
);
297 PROP_ENUM(disp
->underscan_property
, gen
, "underscan", underscan
);
299 disp
->underscan_hborder_property
=
300 drm_property_create_range(dev
, 0, "underscan hborder", 0, 128);
302 disp
->underscan_vborder_property
=
303 drm_property_create_range(dev
, 0, "underscan vborder", 0, 128);
307 disp
->vibrant_hue_property
=
308 drm_property_create_range(dev
, 0, "vibrant hue", 0, 180);
311 disp
->color_vibrance_property
=
312 drm_property_create_range(dev
, 0, "color vibrance", 0, 200);
315 dev
->mode_config
.funcs
= &nouveau_mode_config_funcs
;
316 dev
->mode_config
.fb_base
= pci_resource_start(dev
->pdev
, 1);
318 dev
->mode_config
.min_width
= 0;
319 dev
->mode_config
.min_height
= 0;
320 if (nv_device(drm
->device
)->card_type
< NV_10
) {
321 dev
->mode_config
.max_width
= 2048;
322 dev
->mode_config
.max_height
= 2048;
324 if (nv_device(drm
->device
)->card_type
< NV_50
) {
325 dev
->mode_config
.max_width
= 4096;
326 dev
->mode_config
.max_height
= 4096;
328 dev
->mode_config
.max_width
= 8192;
329 dev
->mode_config
.max_height
= 8192;
332 dev
->mode_config
.preferred_depth
= 24;
333 dev
->mode_config
.prefer_shadow
= 1;
335 drm_kms_helper_poll_init(dev
);
336 drm_kms_helper_poll_disable(dev
);
338 if (nouveau_modeset
== 1 ||
339 (nouveau_modeset
< 0 && pclass
== PCI_CLASS_DISPLAY_VGA
)) {
340 if (drm
->vbios
.dcb
.entries
) {
341 if (nv_device(drm
->device
)->card_type
< NV_50
)
342 ret
= nv04_display_create(dev
);
344 ret
= nv50_display_create(dev
);
350 goto disp_create_err
;
352 if (dev
->mode_config
.num_crtc
) {
353 ret
= drm_vblank_init(dev
, dev
->mode_config
.num_crtc
);
358 nouveau_backlight_init(dev
);
366 drm_kms_helper_poll_fini(dev
);
367 drm_mode_config_cleanup(dev
);
372 nouveau_display_destroy(struct drm_device
*dev
)
374 struct nouveau_display
*disp
= nouveau_display(dev
);
376 nouveau_backlight_exit(dev
);
377 drm_vblank_cleanup(dev
);
379 drm_kms_helper_poll_fini(dev
);
380 drm_mode_config_cleanup(dev
);
385 nouveau_drm(dev
)->display
= NULL
;
390 nouveau_display_suspend(struct drm_device
*dev
)
392 struct nouveau_drm
*drm
= nouveau_drm(dev
);
393 struct drm_crtc
*crtc
;
395 nouveau_display_fini(dev
);
397 NV_INFO(drm
, "unpinning framebuffer(s)...\n");
398 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, head
) {
399 struct nouveau_framebuffer
*nouveau_fb
;
401 nouveau_fb
= nouveau_framebuffer(crtc
->fb
);
402 if (!nouveau_fb
|| !nouveau_fb
->nvbo
)
405 nouveau_bo_unpin(nouveau_fb
->nvbo
);
408 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, head
) {
409 struct nouveau_crtc
*nv_crtc
= nouveau_crtc(crtc
);
411 nouveau_bo_unmap(nv_crtc
->cursor
.nvbo
);
412 nouveau_bo_unpin(nv_crtc
->cursor
.nvbo
);
419 nouveau_display_resume(struct drm_device
*dev
)
421 struct nouveau_drm
*drm
= nouveau_drm(dev
);
422 struct drm_crtc
*crtc
;
425 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, head
) {
426 struct nouveau_framebuffer
*nouveau_fb
;
428 nouveau_fb
= nouveau_framebuffer(crtc
->fb
);
429 if (!nouveau_fb
|| !nouveau_fb
->nvbo
)
432 nouveau_bo_pin(nouveau_fb
->nvbo
, TTM_PL_FLAG_VRAM
);
435 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, head
) {
436 struct nouveau_crtc
*nv_crtc
= nouveau_crtc(crtc
);
438 ret
= nouveau_bo_pin(nv_crtc
->cursor
.nvbo
, TTM_PL_FLAG_VRAM
);
440 ret
= nouveau_bo_map(nv_crtc
->cursor
.nvbo
);
442 NV_ERROR(drm
, "Could not pin/map cursor.\n");
445 nouveau_fbcon_set_suspend(dev
, 0);
446 nouveau_fbcon_zfill_all(dev
);
448 nouveau_display_init(dev
);
450 /* Force CLUT to get re-loaded during modeset */
451 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, head
) {
452 struct nouveau_crtc
*nv_crtc
= nouveau_crtc(crtc
);
454 nv_crtc
->lut
.depth
= 0;
457 drm_helper_resume_force_mode(dev
);
459 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, head
) {
460 struct nouveau_crtc
*nv_crtc
= nouveau_crtc(crtc
);
461 u32 offset
= nv_crtc
->cursor
.nvbo
->bo
.offset
;
463 nv_crtc
->cursor
.set_offset(nv_crtc
, offset
);
464 nv_crtc
->cursor
.set_pos(nv_crtc
, nv_crtc
->cursor_saved_x
,
465 nv_crtc
->cursor_saved_y
);
470 nouveau_page_flip_emit(struct nouveau_channel
*chan
,
471 struct nouveau_bo
*old_bo
,
472 struct nouveau_bo
*new_bo
,
473 struct nouveau_page_flip_state
*s
,
474 struct nouveau_fence
**pfence
)
476 struct nouveau_fence_chan
*fctx
= chan
->fence
;
477 struct nouveau_drm
*drm
= chan
->drm
;
478 struct drm_device
*dev
= drm
->dev
;
482 /* Queue it to the pending list */
483 spin_lock_irqsave(&dev
->event_lock
, flags
);
484 list_add_tail(&s
->head
, &fctx
->flip
);
485 spin_unlock_irqrestore(&dev
->event_lock
, flags
);
487 /* Synchronize with the old framebuffer */
488 ret
= nouveau_fence_sync(old_bo
->bo
.sync_obj
, chan
);
492 /* Emit the pageflip */
493 ret
= RING_SPACE(chan
, 3);
497 if (nv_device(drm
->device
)->card_type
< NV_C0
) {
498 BEGIN_NV04(chan
, NvSubSw
, NV_SW_PAGE_FLIP
, 1);
499 OUT_RING (chan
, 0x00000000);
500 OUT_RING (chan
, 0x00000000);
502 BEGIN_NVC0(chan
, 0, NV10_SUBCHAN_REF_CNT
, 1);
504 BEGIN_IMC0(chan
, 0, NVSW_SUBCHAN_PAGE_FLIP
, 0x0000);
508 ret
= nouveau_fence_new(chan
, false, pfence
);
514 spin_lock_irqsave(&dev
->event_lock
, flags
);
516 spin_unlock_irqrestore(&dev
->event_lock
, flags
);
521 nouveau_crtc_page_flip(struct drm_crtc
*crtc
, struct drm_framebuffer
*fb
,
522 struct drm_pending_vblank_event
*event
)
524 struct drm_device
*dev
= crtc
->dev
;
525 struct nouveau_drm
*drm
= nouveau_drm(dev
);
526 struct nouveau_bo
*old_bo
= nouveau_framebuffer(crtc
->fb
)->nvbo
;
527 struct nouveau_bo
*new_bo
= nouveau_framebuffer(fb
)->nvbo
;
528 struct nouveau_page_flip_state
*s
;
529 struct nouveau_channel
*chan
= NULL
;
530 struct nouveau_fence
*fence
;
531 struct ttm_validate_buffer resv
[2] = {
532 { .bo
= &old_bo
->bo
},
533 { .bo
= &new_bo
->bo
},
535 struct ww_acquire_ctx ticket
;
542 s
= kzalloc(sizeof(*s
), GFP_KERNEL
);
546 /* Choose the channel the flip will be handled in */
547 spin_lock(&old_bo
->bo
.bdev
->fence_lock
);
548 fence
= new_bo
->bo
.sync_obj
;
550 chan
= fence
->channel
;
553 spin_unlock(&old_bo
->bo
.bdev
->fence_lock
);
555 if (new_bo
!= old_bo
) {
556 ret
= nouveau_bo_pin(new_bo
, TTM_PL_FLAG_VRAM
);
560 list_add(&resv
[1].head
, &res
);
562 list_add(&resv
[0].head
, &res
);
564 mutex_lock(&chan
->cli
->mutex
);
565 ret
= ttm_eu_reserve_buffers(&ticket
, &res
);
569 /* Initialize a page flip struct */
570 *s
= (struct nouveau_page_flip_state
)
571 { { }, event
, nouveau_crtc(crtc
)->index
,
572 fb
->bits_per_pixel
, fb
->pitches
[0], crtc
->x
, crtc
->y
,
575 /* Emit a page flip */
576 if (nv_device(drm
->device
)->card_type
>= NV_50
) {
577 ret
= nv50_display_flip_next(crtc
, fb
, chan
, 0);
582 ret
= nouveau_page_flip_emit(chan
, old_bo
, new_bo
, s
, &fence
);
583 mutex_unlock(&chan
->cli
->mutex
);
587 /* Update the crtc struct and cleanup */
590 ttm_eu_fence_buffer_objects(&ticket
, &res
, fence
);
591 if (old_bo
!= new_bo
)
592 nouveau_bo_unpin(old_bo
);
593 nouveau_fence_unref(&fence
);
597 ttm_eu_backoff_reservation(&ticket
, &res
);
599 mutex_unlock(&chan
->cli
->mutex
);
600 if (old_bo
!= new_bo
)
601 nouveau_bo_unpin(new_bo
);
608 nouveau_finish_page_flip(struct nouveau_channel
*chan
,
609 struct nouveau_page_flip_state
*ps
)
611 struct nouveau_fence_chan
*fctx
= chan
->fence
;
612 struct nouveau_drm
*drm
= chan
->drm
;
613 struct drm_device
*dev
= drm
->dev
;
614 struct nouveau_page_flip_state
*s
;
617 spin_lock_irqsave(&dev
->event_lock
, flags
);
619 if (list_empty(&fctx
->flip
)) {
620 NV_ERROR(drm
, "unexpected pageflip\n");
621 spin_unlock_irqrestore(&dev
->event_lock
, flags
);
625 s
= list_first_entry(&fctx
->flip
, struct nouveau_page_flip_state
, head
);
627 drm_send_vblank_event(dev
, -1, s
->event
);
634 spin_unlock_irqrestore(&dev
->event_lock
, flags
);
639 nouveau_flip_complete(void *data
)
641 struct nouveau_channel
*chan
= data
;
642 struct nouveau_drm
*drm
= chan
->drm
;
643 struct nouveau_page_flip_state state
;
645 if (!nouveau_finish_page_flip(chan
, &state
)) {
646 if (nv_device(drm
->device
)->card_type
< NV_50
) {
647 nv_set_crtc_base(drm
->dev
, state
.crtc
, state
.offset
+
648 state
.y
* state
.pitch
+
649 state
.x
* state
.bpp
/ 8);
657 nouveau_display_dumb_create(struct drm_file
*file_priv
, struct drm_device
*dev
,
658 struct drm_mode_create_dumb
*args
)
660 struct nouveau_bo
*bo
;
663 args
->pitch
= roundup(args
->width
* (args
->bpp
/ 8), 256);
664 args
->size
= args
->pitch
* args
->height
;
665 args
->size
= roundup(args
->size
, PAGE_SIZE
);
667 ret
= nouveau_gem_new(dev
, args
->size
, 0, NOUVEAU_GEM_DOMAIN_VRAM
, 0, 0, &bo
);
671 ret
= drm_gem_handle_create(file_priv
, bo
->gem
, &args
->handle
);
672 drm_gem_object_unreference_unlocked(bo
->gem
);
677 nouveau_display_dumb_destroy(struct drm_file
*file_priv
, struct drm_device
*dev
,
680 return drm_gem_handle_delete(file_priv
, handle
);
684 nouveau_display_dumb_map_offset(struct drm_file
*file_priv
,
685 struct drm_device
*dev
,
686 uint32_t handle
, uint64_t *poffset
)
688 struct drm_gem_object
*gem
;
690 gem
= drm_gem_object_lookup(dev
, file_priv
, handle
);
692 struct nouveau_bo
*bo
= gem
->driver_private
;
693 *poffset
= bo
->bo
.addr_space_offset
;
694 drm_gem_object_unreference_unlocked(gem
);