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6ee73861 BS |
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 "drmP.h" | |
28 | #include "drm_crtc_helper.h" | |
29 | #include "nouveau_drv.h" | |
30 | #include "nouveau_fb.h" | |
31 | #include "nouveau_fbcon.h" | |
042206c0 | 32 | #include "nouveau_hw.h" |
332b242f FJ |
33 | #include "nouveau_crtc.h" |
34 | #include "nouveau_dma.h" | |
de691855 | 35 | #include "nouveau_connector.h" |
52c4d767 | 36 | #include "nouveau_gpio.h" |
45c4e0aa | 37 | #include "nv50_display.h" |
6ee73861 BS |
38 | |
39 | static void | |
40 | nouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb) | |
41 | { | |
42 | struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb); | |
6ee73861 | 43 | |
bc9025bd LB |
44 | if (fb->nvbo) |
45 | drm_gem_object_unreference_unlocked(fb->nvbo->gem); | |
6ee73861 BS |
46 | |
47 | drm_framebuffer_cleanup(drm_fb); | |
48 | kfree(fb); | |
49 | } | |
50 | ||
51 | static int | |
52 | nouveau_user_framebuffer_create_handle(struct drm_framebuffer *drm_fb, | |
53 | struct drm_file *file_priv, | |
54 | unsigned int *handle) | |
55 | { | |
56 | struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb); | |
57 | ||
58 | return drm_gem_handle_create(file_priv, fb->nvbo->gem, handle); | |
59 | } | |
60 | ||
61 | static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = { | |
62 | .destroy = nouveau_user_framebuffer_destroy, | |
63 | .create_handle = nouveau_user_framebuffer_create_handle, | |
64 | }; | |
65 | ||
38651674 | 66 | int |
45c4e0aa BS |
67 | nouveau_framebuffer_init(struct drm_device *dev, |
68 | struct nouveau_framebuffer *nv_fb, | |
308e5bcb | 69 | struct drm_mode_fb_cmd2 *mode_cmd, |
45c4e0aa | 70 | struct nouveau_bo *nvbo) |
6ee73861 | 71 | { |
45c4e0aa BS |
72 | struct drm_nouveau_private *dev_priv = dev->dev_private; |
73 | struct drm_framebuffer *fb = &nv_fb->base; | |
6ee73861 BS |
74 | int ret; |
75 | ||
45c4e0aa | 76 | ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs); |
6ee73861 | 77 | if (ret) { |
38651674 | 78 | return ret; |
6ee73861 BS |
79 | } |
80 | ||
45c4e0aa BS |
81 | drm_helper_mode_fill_fb_struct(fb, mode_cmd); |
82 | nv_fb->nvbo = nvbo; | |
83 | ||
84 | if (dev_priv->card_type >= NV_50) { | |
85 | u32 tile_flags = nouveau_bo_tile_layout(nvbo); | |
86 | if (tile_flags == 0x7a00 || | |
87 | tile_flags == 0xfe00) | |
88 | nv_fb->r_dma = NvEvoFB32; | |
89 | else | |
90 | if (tile_flags == 0x7000) | |
91 | nv_fb->r_dma = NvEvoFB16; | |
92 | else | |
93 | nv_fb->r_dma = NvEvoVRAM_LP; | |
94 | ||
95 | switch (fb->depth) { | |
96 | case 8: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_8; break; | |
97 | case 15: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_15; break; | |
98 | case 16: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_16; break; | |
99 | case 24: | |
100 | case 32: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_24; break; | |
101 | case 30: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_30; break; | |
102 | default: | |
103 | NV_ERROR(dev, "unknown depth %d\n", fb->depth); | |
104 | return -EINVAL; | |
105 | } | |
106 | ||
107 | if (dev_priv->chipset == 0x50) | |
108 | nv_fb->r_format |= (tile_flags << 8); | |
109 | ||
2fad3d5e BS |
110 | if (!tile_flags) { |
111 | if (dev_priv->card_type < NV_D0) | |
01f2c773 | 112 | nv_fb->r_pitch = 0x00100000 | fb->pitches[0]; |
2fad3d5e | 113 | else |
01f2c773 | 114 | nv_fb->r_pitch = 0x01000000 | fb->pitches[0]; |
2fad3d5e | 115 | } else { |
45c4e0aa BS |
116 | u32 mode = nvbo->tile_mode; |
117 | if (dev_priv->card_type >= NV_C0) | |
118 | mode >>= 4; | |
01f2c773 | 119 | nv_fb->r_pitch = ((fb->pitches[0] / 4) << 4) | mode; |
45c4e0aa BS |
120 | } |
121 | } | |
122 | ||
38651674 | 123 | return 0; |
6ee73861 BS |
124 | } |
125 | ||
126 | static struct drm_framebuffer * | |
127 | nouveau_user_framebuffer_create(struct drm_device *dev, | |
128 | struct drm_file *file_priv, | |
308e5bcb | 129 | struct drm_mode_fb_cmd2 *mode_cmd) |
6ee73861 | 130 | { |
38651674 | 131 | struct nouveau_framebuffer *nouveau_fb; |
6ee73861 | 132 | struct drm_gem_object *gem; |
38651674 | 133 | int ret; |
6ee73861 | 134 | |
308e5bcb | 135 | gem = drm_gem_object_lookup(dev, file_priv, mode_cmd->handles[0]); |
6ee73861 | 136 | if (!gem) |
cce13ff7 | 137 | return ERR_PTR(-ENOENT); |
6ee73861 | 138 | |
38651674 DA |
139 | nouveau_fb = kzalloc(sizeof(struct nouveau_framebuffer), GFP_KERNEL); |
140 | if (!nouveau_fb) | |
cce13ff7 | 141 | return ERR_PTR(-ENOMEM); |
38651674 DA |
142 | |
143 | ret = nouveau_framebuffer_init(dev, nouveau_fb, mode_cmd, nouveau_gem_object(gem)); | |
144 | if (ret) { | |
6ee73861 | 145 | drm_gem_object_unreference(gem); |
cce13ff7 | 146 | return ERR_PTR(ret); |
6ee73861 BS |
147 | } |
148 | ||
38651674 | 149 | return &nouveau_fb->base; |
6ee73861 BS |
150 | } |
151 | ||
27d5030a | 152 | static const struct drm_mode_config_funcs nouveau_mode_config_funcs = { |
6ee73861 | 153 | .fb_create = nouveau_user_framebuffer_create, |
eb1f8e4f | 154 | .output_poll_changed = nouveau_fbcon_output_poll_changed, |
6ee73861 BS |
155 | }; |
156 | ||
b29caa58 BS |
157 | |
158 | struct drm_prop_enum_list { | |
de691855 | 159 | u8 gen_mask; |
b29caa58 BS |
160 | int type; |
161 | char *name; | |
162 | }; | |
163 | ||
de691855 | 164 | static struct drm_prop_enum_list underscan[] = { |
92854622 BS |
165 | { 6, UNDERSCAN_AUTO, "auto" }, |
166 | { 6, UNDERSCAN_OFF, "off" }, | |
167 | { 6, UNDERSCAN_ON, "on" }, | |
de691855 | 168 | {} |
b29caa58 BS |
169 | }; |
170 | ||
de691855 BS |
171 | static struct drm_prop_enum_list dither_mode[] = { |
172 | { 7, DITHERING_MODE_AUTO, "auto" }, | |
173 | { 7, DITHERING_MODE_OFF, "off" }, | |
174 | { 1, DITHERING_MODE_ON, "on" }, | |
175 | { 6, DITHERING_MODE_STATIC2X2, "static 2x2" }, | |
176 | { 6, DITHERING_MODE_DYNAMIC2X2, "dynamic 2x2" }, | |
177 | { 4, DITHERING_MODE_TEMPORAL, "temporal" }, | |
178 | {} | |
179 | }; | |
180 | ||
181 | static struct drm_prop_enum_list dither_depth[] = { | |
182 | { 6, DITHERING_DEPTH_AUTO, "auto" }, | |
183 | { 6, DITHERING_DEPTH_6BPC, "6 bpc" }, | |
184 | { 6, DITHERING_DEPTH_8BPC, "8 bpc" }, | |
185 | {} | |
186 | }; | |
187 | ||
188 | #define PROP_ENUM(p,gen,n,list) do { \ | |
189 | struct drm_prop_enum_list *l = (list); \ | |
190 | int c = 0; \ | |
191 | while (l->gen_mask) { \ | |
192 | if (l->gen_mask & (1 << (gen))) \ | |
193 | c++; \ | |
194 | l++; \ | |
195 | } \ | |
196 | if (c) { \ | |
197 | p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \ | |
198 | l = (list); \ | |
199 | c = 0; \ | |
200 | while (p && l->gen_mask) { \ | |
201 | if (l->gen_mask & (1 << (gen))) { \ | |
202 | drm_property_add_enum(p, c, l->type, l->name); \ | |
203 | c++; \ | |
204 | } \ | |
205 | l++; \ | |
206 | } \ | |
207 | } \ | |
208 | } while(0) | |
209 | ||
f62b27db BS |
210 | int |
211 | nouveau_display_init(struct drm_device *dev) | |
212 | { | |
213 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
214 | struct nouveau_display_engine *disp = &dev_priv->engine.display; | |
52c4d767 | 215 | struct drm_connector *connector; |
f62b27db BS |
216 | int ret; |
217 | ||
218 | ret = disp->init(dev); | |
52c4d767 BS |
219 | if (ret) |
220 | return ret; | |
221 | ||
7df898b1 BS |
222 | /* power on internal panel if it's not already. the init tables of |
223 | * some vbios default this to off for some reason, causing the | |
224 | * panel to not work after resume | |
225 | */ | |
226 | if (nouveau_gpio_func_get(dev, DCB_GPIO_PANEL_POWER) == 0) { | |
227 | nouveau_gpio_func_set(dev, DCB_GPIO_PANEL_POWER, true); | |
228 | msleep(300); | |
229 | } | |
230 | ||
231 | /* enable polling for external displays */ | |
52c4d767 BS |
232 | drm_kms_helper_poll_enable(dev); |
233 | ||
234 | /* enable hotplug interrupts */ | |
235 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { | |
236 | struct nouveau_connector *conn = nouveau_connector(connector); | |
237 | nouveau_gpio_irq(dev, 0, conn->hpd, 0xff, true); | |
f62b27db BS |
238 | } |
239 | ||
240 | return ret; | |
241 | } | |
242 | ||
243 | void | |
244 | nouveau_display_fini(struct drm_device *dev) | |
245 | { | |
246 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
247 | struct nouveau_display_engine *disp = &dev_priv->engine.display; | |
52c4d767 BS |
248 | struct drm_connector *connector; |
249 | ||
250 | /* disable hotplug interrupts */ | |
251 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { | |
252 | struct nouveau_connector *conn = nouveau_connector(connector); | |
253 | nouveau_gpio_irq(dev, 0, conn->hpd, 0xff, false); | |
254 | } | |
f62b27db BS |
255 | |
256 | drm_kms_helper_poll_disable(dev); | |
257 | disp->fini(dev); | |
258 | } | |
259 | ||
27d5030a BS |
260 | int |
261 | nouveau_display_create(struct drm_device *dev) | |
262 | { | |
263 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
264 | struct nouveau_display_engine *disp = &dev_priv->engine.display; | |
de691855 | 265 | int ret, gen; |
27d5030a BS |
266 | |
267 | drm_mode_config_init(dev); | |
268 | drm_mode_create_scaling_mode_property(dev); | |
4ceca5f8 | 269 | drm_mode_create_dvi_i_properties(dev); |
de691855 BS |
270 | |
271 | if (dev_priv->card_type < NV_50) | |
272 | gen = 0; | |
273 | else | |
274 | if (dev_priv->card_type < NV_D0) | |
275 | gen = 1; | |
276 | else | |
277 | gen = 2; | |
278 | ||
279 | PROP_ENUM(disp->dithering_mode, gen, "dithering mode", dither_mode); | |
280 | PROP_ENUM(disp->dithering_depth, gen, "dithering depth", dither_depth); | |
281 | PROP_ENUM(disp->underscan_property, gen, "underscan", underscan); | |
b29caa58 BS |
282 | |
283 | disp->underscan_hborder_property = | |
284 | drm_property_create(dev, DRM_MODE_PROP_RANGE, | |
285 | "underscan hborder", 2); | |
286 | disp->underscan_hborder_property->values[0] = 0; | |
287 | disp->underscan_hborder_property->values[1] = 128; | |
288 | ||
289 | disp->underscan_vborder_property = | |
290 | drm_property_create(dev, DRM_MODE_PROP_RANGE, | |
291 | "underscan vborder", 2); | |
292 | disp->underscan_vborder_property->values[0] = 0; | |
293 | disp->underscan_vborder_property->values[1] = 128; | |
294 | ||
27d5030a BS |
295 | dev->mode_config.funcs = (void *)&nouveau_mode_config_funcs; |
296 | dev->mode_config.fb_base = pci_resource_start(dev->pdev, 1); | |
297 | ||
298 | dev->mode_config.min_width = 0; | |
299 | dev->mode_config.min_height = 0; | |
300 | if (dev_priv->card_type < NV_10) { | |
301 | dev->mode_config.max_width = 2048; | |
302 | dev->mode_config.max_height = 2048; | |
303 | } else | |
304 | if (dev_priv->card_type < NV_50) { | |
305 | dev->mode_config.max_width = 4096; | |
306 | dev->mode_config.max_height = 4096; | |
307 | } else { | |
308 | dev->mode_config.max_width = 8192; | |
309 | dev->mode_config.max_height = 8192; | |
310 | } | |
311 | ||
f62b27db BS |
312 | drm_kms_helper_poll_init(dev); |
313 | drm_kms_helper_poll_disable(dev); | |
314 | ||
27d5030a BS |
315 | ret = disp->create(dev); |
316 | if (ret) | |
317 | return ret; | |
318 | ||
f62b27db BS |
319 | if (dev->mode_config.num_crtc) { |
320 | ret = drm_vblank_init(dev, dev->mode_config.num_crtc); | |
321 | if (ret) | |
322 | return ret; | |
323 | } | |
324 | ||
2a44e499 | 325 | return ret; |
27d5030a BS |
326 | } |
327 | ||
328 | void | |
329 | nouveau_display_destroy(struct drm_device *dev) | |
330 | { | |
331 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
332 | struct nouveau_display_engine *disp = &dev_priv->engine.display; | |
333 | ||
f62b27db BS |
334 | drm_vblank_cleanup(dev); |
335 | ||
27d5030a | 336 | disp->destroy(dev); |
f62b27db BS |
337 | |
338 | drm_kms_helper_poll_fini(dev); | |
27d5030a BS |
339 | drm_mode_config_cleanup(dev); |
340 | } | |
341 | ||
042206c0 FJ |
342 | int |
343 | nouveau_vblank_enable(struct drm_device *dev, int crtc) | |
344 | { | |
345 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
346 | ||
347 | if (dev_priv->card_type >= NV_50) | |
348 | nv_mask(dev, NV50_PDISPLAY_INTR_EN_1, 0, | |
349 | NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(crtc)); | |
350 | else | |
351 | NVWriteCRTC(dev, crtc, NV_PCRTC_INTR_EN_0, | |
352 | NV_PCRTC_INTR_0_VBLANK); | |
353 | ||
354 | return 0; | |
355 | } | |
356 | ||
357 | void | |
358 | nouveau_vblank_disable(struct drm_device *dev, int crtc) | |
359 | { | |
360 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
361 | ||
362 | if (dev_priv->card_type >= NV_50) | |
363 | nv_mask(dev, NV50_PDISPLAY_INTR_EN_1, | |
364 | NV50_PDISPLAY_INTR_EN_1_VBLANK_CRTC_(crtc), 0); | |
365 | else | |
366 | NVWriteCRTC(dev, crtc, NV_PCRTC_INTR_EN_0, 0); | |
367 | } | |
332b242f FJ |
368 | |
369 | static int | |
370 | nouveau_page_flip_reserve(struct nouveau_bo *old_bo, | |
371 | struct nouveau_bo *new_bo) | |
372 | { | |
373 | int ret; | |
374 | ||
375 | ret = nouveau_bo_pin(new_bo, TTM_PL_FLAG_VRAM); | |
376 | if (ret) | |
377 | return ret; | |
378 | ||
379 | ret = ttm_bo_reserve(&new_bo->bo, false, false, false, 0); | |
380 | if (ret) | |
381 | goto fail; | |
382 | ||
383 | ret = ttm_bo_reserve(&old_bo->bo, false, false, false, 0); | |
384 | if (ret) | |
385 | goto fail_unreserve; | |
386 | ||
387 | return 0; | |
388 | ||
389 | fail_unreserve: | |
390 | ttm_bo_unreserve(&new_bo->bo); | |
391 | fail: | |
392 | nouveau_bo_unpin(new_bo); | |
393 | return ret; | |
394 | } | |
395 | ||
396 | static void | |
397 | nouveau_page_flip_unreserve(struct nouveau_bo *old_bo, | |
398 | struct nouveau_bo *new_bo, | |
399 | struct nouveau_fence *fence) | |
400 | { | |
401 | nouveau_bo_fence(new_bo, fence); | |
402 | ttm_bo_unreserve(&new_bo->bo); | |
403 | ||
404 | nouveau_bo_fence(old_bo, fence); | |
405 | ttm_bo_unreserve(&old_bo->bo); | |
406 | ||
407 | nouveau_bo_unpin(old_bo); | |
408 | } | |
409 | ||
410 | static int | |
411 | nouveau_page_flip_emit(struct nouveau_channel *chan, | |
412 | struct nouveau_bo *old_bo, | |
413 | struct nouveau_bo *new_bo, | |
414 | struct nouveau_page_flip_state *s, | |
415 | struct nouveau_fence **pfence) | |
416 | { | |
bd2f2037 | 417 | struct drm_nouveau_private *dev_priv = chan->dev->dev_private; |
332b242f FJ |
418 | struct drm_device *dev = chan->dev; |
419 | unsigned long flags; | |
420 | int ret; | |
421 | ||
422 | /* Queue it to the pending list */ | |
423 | spin_lock_irqsave(&dev->event_lock, flags); | |
424 | list_add_tail(&s->head, &chan->nvsw.flip); | |
425 | spin_unlock_irqrestore(&dev->event_lock, flags); | |
426 | ||
427 | /* Synchronize with the old framebuffer */ | |
428 | ret = nouveau_fence_sync(old_bo->bo.sync_obj, chan); | |
429 | if (ret) | |
430 | goto fail; | |
431 | ||
432 | /* Emit the pageflip */ | |
433 | ret = RING_SPACE(chan, 2); | |
434 | if (ret) | |
435 | goto fail; | |
436 | ||
bd2f2037 BS |
437 | if (dev_priv->card_type < NV_C0) |
438 | BEGIN_RING(chan, NvSubSw, NV_SW_PAGE_FLIP, 1); | |
439 | else | |
440 | BEGIN_NVC0(chan, 2, NvSubM2MF, 0x0500, 1); | |
441 | OUT_RING (chan, 0); | |
442 | FIRE_RING (chan); | |
332b242f FJ |
443 | |
444 | ret = nouveau_fence_new(chan, pfence, true); | |
445 | if (ret) | |
446 | goto fail; | |
447 | ||
448 | return 0; | |
449 | fail: | |
450 | spin_lock_irqsave(&dev->event_lock, flags); | |
451 | list_del(&s->head); | |
452 | spin_unlock_irqrestore(&dev->event_lock, flags); | |
453 | return ret; | |
454 | } | |
455 | ||
456 | int | |
457 | nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb, | |
458 | struct drm_pending_vblank_event *event) | |
459 | { | |
460 | struct drm_device *dev = crtc->dev; | |
461 | struct drm_nouveau_private *dev_priv = dev->dev_private; | |
462 | struct nouveau_bo *old_bo = nouveau_framebuffer(crtc->fb)->nvbo; | |
463 | struct nouveau_bo *new_bo = nouveau_framebuffer(fb)->nvbo; | |
464 | struct nouveau_page_flip_state *s; | |
465 | struct nouveau_channel *chan; | |
466 | struct nouveau_fence *fence; | |
467 | int ret; | |
468 | ||
a82dd49f | 469 | if (!dev_priv->channel) |
332b242f FJ |
470 | return -ENODEV; |
471 | ||
472 | s = kzalloc(sizeof(*s), GFP_KERNEL); | |
473 | if (!s) | |
474 | return -ENOMEM; | |
475 | ||
476 | /* Don't let the buffers go away while we flip */ | |
477 | ret = nouveau_page_flip_reserve(old_bo, new_bo); | |
478 | if (ret) | |
479 | goto fail_free; | |
480 | ||
481 | /* Initialize a page flip struct */ | |
482 | *s = (struct nouveau_page_flip_state) | |
2503c6fa | 483 | { { }, event, nouveau_crtc(crtc)->index, |
01f2c773 | 484 | fb->bits_per_pixel, fb->pitches[0], crtc->x, crtc->y, |
332b242f FJ |
485 | new_bo->bo.offset }; |
486 | ||
487 | /* Choose the channel the flip will be handled in */ | |
488 | chan = nouveau_fence_channel(new_bo->bo.sync_obj); | |
489 | if (!chan) | |
490 | chan = nouveau_channel_get_unlocked(dev_priv->channel); | |
491 | mutex_lock(&chan->mutex); | |
492 | ||
493 | /* Emit a page flip */ | |
d7117e0d | 494 | if (dev_priv->card_type >= NV_50) { |
3376ee37 BS |
495 | if (dev_priv->card_type >= NV_D0) |
496 | ret = nvd0_display_flip_next(crtc, fb, chan, 0); | |
497 | else | |
498 | ret = nv50_display_flip_next(crtc, fb, chan); | |
d7117e0d BS |
499 | if (ret) { |
500 | nouveau_channel_put(&chan); | |
501 | goto fail_unreserve; | |
502 | } | |
503 | } | |
504 | ||
332b242f FJ |
505 | ret = nouveau_page_flip_emit(chan, old_bo, new_bo, s, &fence); |
506 | nouveau_channel_put(&chan); | |
507 | if (ret) | |
508 | goto fail_unreserve; | |
509 | ||
510 | /* Update the crtc struct and cleanup */ | |
511 | crtc->fb = fb; | |
512 | ||
513 | nouveau_page_flip_unreserve(old_bo, new_bo, fence); | |
514 | nouveau_fence_unref(&fence); | |
515 | return 0; | |
516 | ||
517 | fail_unreserve: | |
518 | nouveau_page_flip_unreserve(old_bo, new_bo, NULL); | |
519 | fail_free: | |
520 | kfree(s); | |
521 | return ret; | |
522 | } | |
523 | ||
524 | int | |
525 | nouveau_finish_page_flip(struct nouveau_channel *chan, | |
526 | struct nouveau_page_flip_state *ps) | |
527 | { | |
528 | struct drm_device *dev = chan->dev; | |
529 | struct nouveau_page_flip_state *s; | |
530 | unsigned long flags; | |
531 | ||
532 | spin_lock_irqsave(&dev->event_lock, flags); | |
533 | ||
534 | if (list_empty(&chan->nvsw.flip)) { | |
535 | NV_ERROR(dev, "Unexpected pageflip in channel %d.\n", chan->id); | |
536 | spin_unlock_irqrestore(&dev->event_lock, flags); | |
537 | return -EINVAL; | |
538 | } | |
539 | ||
540 | s = list_first_entry(&chan->nvsw.flip, | |
541 | struct nouveau_page_flip_state, head); | |
542 | if (s->event) { | |
543 | struct drm_pending_vblank_event *e = s->event; | |
544 | struct timeval now; | |
545 | ||
546 | do_gettimeofday(&now); | |
547 | e->event.sequence = 0; | |
548 | e->event.tv_sec = now.tv_sec; | |
549 | e->event.tv_usec = now.tv_usec; | |
550 | list_add_tail(&e->base.link, &e->base.file_priv->event_list); | |
551 | wake_up_interruptible(&e->base.file_priv->event_wait); | |
552 | } | |
553 | ||
554 | list_del(&s->head); | |
d7117e0d BS |
555 | if (ps) |
556 | *ps = *s; | |
332b242f FJ |
557 | kfree(s); |
558 | ||
559 | spin_unlock_irqrestore(&dev->event_lock, flags); | |
560 | return 0; | |
561 | } | |
33dbc27f BS |
562 | |
563 | int | |
564 | nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev, | |
565 | struct drm_mode_create_dumb *args) | |
566 | { | |
567 | struct nouveau_bo *bo; | |
568 | int ret; | |
569 | ||
570 | args->pitch = roundup(args->width * (args->bpp / 8), 256); | |
571 | args->size = args->pitch * args->height; | |
572 | args->size = roundup(args->size, PAGE_SIZE); | |
573 | ||
574 | ret = nouveau_gem_new(dev, args->size, 0, TTM_PL_FLAG_VRAM, 0, 0, &bo); | |
575 | if (ret) | |
576 | return ret; | |
577 | ||
578 | ret = drm_gem_handle_create(file_priv, bo->gem, &args->handle); | |
579 | drm_gem_object_unreference_unlocked(bo->gem); | |
580 | return ret; | |
581 | } | |
582 | ||
583 | int | |
584 | nouveau_display_dumb_destroy(struct drm_file *file_priv, struct drm_device *dev, | |
585 | uint32_t handle) | |
586 | { | |
587 | return drm_gem_handle_delete(file_priv, handle); | |
588 | } | |
589 | ||
590 | int | |
591 | nouveau_display_dumb_map_offset(struct drm_file *file_priv, | |
592 | struct drm_device *dev, | |
593 | uint32_t handle, uint64_t *poffset) | |
594 | { | |
595 | struct drm_gem_object *gem; | |
596 | ||
597 | gem = drm_gem_object_lookup(dev, file_priv, handle); | |
598 | if (gem) { | |
599 | struct nouveau_bo *bo = gem->driver_private; | |
600 | *poffset = bo->bo.addr_space_offset; | |
601 | drm_gem_object_unreference_unlocked(gem); | |
602 | return 0; | |
603 | } | |
604 | ||
605 | return -ENOENT; | |
606 | } |