/* * Copyright (C) 2008 Maarten Maathuis. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial * portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */ #include #include #include #include "nouveau_fbcon.h" #include "dispnv04/hw.h" #include "nouveau_crtc.h" #include "nouveau_dma.h" #include "nouveau_gem.h" #include "nouveau_connector.h" #include "nv50_display.h" #include "nouveau_fence.h" #include #include static int nouveau_display_vblank_handler(struct nvif_notify *notify) { struct nouveau_crtc *nv_crtc = container_of(notify, typeof(*nv_crtc), vblank); drm_handle_vblank(nv_crtc->base.dev, nv_crtc->index); return NVIF_NOTIFY_KEEP; } int nouveau_display_vblank_enable(struct drm_device *dev, unsigned int pipe) { struct drm_crtc *crtc; list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); if (nv_crtc->index == pipe) { nvif_notify_get(&nv_crtc->vblank); return 0; } } return -EINVAL; } void nouveau_display_vblank_disable(struct drm_device *dev, unsigned int pipe) { struct drm_crtc *crtc; list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); if (nv_crtc->index == pipe) { nvif_notify_put(&nv_crtc->vblank); return; } } } static inline int calc(int blanks, int blanke, int total, int line) { if (blanke >= blanks) { if (line >= blanks) line -= total; } else { if (line >= blanks) line -= total; line -= blanke + 1; } return line; } int nouveau_display_scanoutpos_head(struct drm_crtc *crtc, int *vpos, int *hpos, ktime_t *stime, ktime_t *etime) { struct { struct nv04_disp_mthd_v0 base; struct nv04_disp_scanoutpos_v0 scan; } args = { .base.method = NV04_DISP_SCANOUTPOS, .base.head = nouveau_crtc(crtc)->index, }; struct nouveau_display *disp = nouveau_display(crtc->dev); struct drm_vblank_crtc *vblank = &crtc->dev->vblank[drm_crtc_index(crtc)]; int ret, retry = 1; do { ret = nvif_mthd(&disp->disp, 0, &args, sizeof(args)); if (ret != 0) return 0; if (args.scan.vline) { ret |= DRM_SCANOUTPOS_ACCURATE; ret |= DRM_SCANOUTPOS_VALID; break; } if (retry) ndelay(vblank->linedur_ns); } while (retry--); *hpos = args.scan.hline; *vpos = calc(args.scan.vblanks, args.scan.vblanke, args.scan.vtotal, args.scan.vline); if (stime) *stime = ns_to_ktime(args.scan.time[0]); if (etime) *etime = ns_to_ktime(args.scan.time[1]); if (*vpos < 0) ret |= DRM_SCANOUTPOS_IN_VBLANK; return ret; } int nouveau_display_scanoutpos(struct drm_device *dev, unsigned int pipe, unsigned int flags, int *vpos, int *hpos, ktime_t *stime, ktime_t *etime, const struct drm_display_mode *mode) { struct drm_crtc *crtc; list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { if (nouveau_crtc(crtc)->index == pipe) { return nouveau_display_scanoutpos_head(crtc, vpos, hpos, stime, etime); } } return 0; } int nouveau_display_vblstamp(struct drm_device *dev, unsigned int pipe, int *max_error, struct timeval *time, unsigned flags) { struct drm_crtc *crtc; list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { if (nouveau_crtc(crtc)->index == pipe) { return drm_calc_vbltimestamp_from_scanoutpos(dev, pipe, max_error, time, flags, &crtc->hwmode); } } return -EINVAL; } static void nouveau_display_vblank_fini(struct drm_device *dev) { struct drm_crtc *crtc; drm_vblank_cleanup(dev); list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); nvif_notify_fini(&nv_crtc->vblank); } } static int nouveau_display_vblank_init(struct drm_device *dev) { struct nouveau_display *disp = nouveau_display(dev); struct drm_crtc *crtc; int ret; list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); ret = nvif_notify_init(&disp->disp, nouveau_display_vblank_handler, false, NV04_DISP_NTFY_VBLANK, &(struct nvif_notify_head_req_v0) { .head = nv_crtc->index, }, sizeof(struct nvif_notify_head_req_v0), sizeof(struct nvif_notify_head_rep_v0), &nv_crtc->vblank); if (ret) { nouveau_display_vblank_fini(dev); return ret; } } ret = drm_vblank_init(dev, dev->mode_config.num_crtc); if (ret) { nouveau_display_vblank_fini(dev); return ret; } return 0; } static void nouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb) { struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb); struct nouveau_display *disp = nouveau_display(drm_fb->dev); if (disp->fb_dtor) disp->fb_dtor(drm_fb); if (fb->nvbo) drm_gem_object_unreference_unlocked(&fb->nvbo->gem); drm_framebuffer_cleanup(drm_fb); kfree(fb); } static int nouveau_user_framebuffer_create_handle(struct drm_framebuffer *drm_fb, struct drm_file *file_priv, unsigned int *handle) { struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb); return drm_gem_handle_create(file_priv, &fb->nvbo->gem, handle); } static const struct drm_framebuffer_funcs nouveau_framebuffer_funcs = { .destroy = nouveau_user_framebuffer_destroy, .create_handle = nouveau_user_framebuffer_create_handle, }; int nouveau_framebuffer_init(struct drm_device *dev, struct nouveau_framebuffer *nv_fb, const struct drm_mode_fb_cmd2 *mode_cmd, struct nouveau_bo *nvbo) { struct nouveau_display *disp = nouveau_display(dev); struct drm_framebuffer *fb = &nv_fb->base; int ret; drm_helper_mode_fill_fb_struct(fb, mode_cmd); nv_fb->nvbo = nvbo; ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs); if (ret) return ret; if (disp->fb_ctor) { ret = disp->fb_ctor(fb); if (ret) disp->fb_dtor(fb); } return ret; } static struct drm_framebuffer * nouveau_user_framebuffer_create(struct drm_device *dev, struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd) { struct nouveau_framebuffer *nouveau_fb; struct drm_gem_object *gem; int ret = -ENOMEM; gem = drm_gem_object_lookup(file_priv, mode_cmd->handles[0]); if (!gem) return ERR_PTR(-ENOENT); nouveau_fb = kzalloc(sizeof(struct nouveau_framebuffer), GFP_KERNEL); if (!nouveau_fb) goto err_unref; ret = nouveau_framebuffer_init(dev, nouveau_fb, mode_cmd, nouveau_gem_object(gem)); if (ret) goto err; return &nouveau_fb->base; err: kfree(nouveau_fb); err_unref: drm_gem_object_unreference_unlocked(gem); return ERR_PTR(ret); } static const struct drm_mode_config_funcs nouveau_mode_config_funcs = { .fb_create = nouveau_user_framebuffer_create, .output_poll_changed = nouveau_fbcon_output_poll_changed, }; struct nouveau_drm_prop_enum_list { u8 gen_mask; int type; char *name; }; static struct nouveau_drm_prop_enum_list underscan[] = { { 6, UNDERSCAN_AUTO, "auto" }, { 6, UNDERSCAN_OFF, "off" }, { 6, UNDERSCAN_ON, "on" }, {} }; static struct nouveau_drm_prop_enum_list dither_mode[] = { { 7, DITHERING_MODE_AUTO, "auto" }, { 7, DITHERING_MODE_OFF, "off" }, { 1, DITHERING_MODE_ON, "on" }, { 6, DITHERING_MODE_STATIC2X2, "static 2x2" }, { 6, DITHERING_MODE_DYNAMIC2X2, "dynamic 2x2" }, { 4, DITHERING_MODE_TEMPORAL, "temporal" }, {} }; static struct nouveau_drm_prop_enum_list dither_depth[] = { { 6, DITHERING_DEPTH_AUTO, "auto" }, { 6, DITHERING_DEPTH_6BPC, "6 bpc" }, { 6, DITHERING_DEPTH_8BPC, "8 bpc" }, {} }; #define PROP_ENUM(p,gen,n,list) do { \ struct nouveau_drm_prop_enum_list *l = (list); \ int c = 0; \ while (l->gen_mask) { \ if (l->gen_mask & (1 << (gen))) \ c++; \ l++; \ } \ if (c) { \ p = drm_property_create(dev, DRM_MODE_PROP_ENUM, n, c); \ l = (list); \ c = 0; \ while (p && l->gen_mask) { \ if (l->gen_mask & (1 << (gen))) { \ drm_property_add_enum(p, c, l->type, l->name); \ c++; \ } \ l++; \ } \ } \ } while(0) int nouveau_display_init(struct drm_device *dev) { struct nouveau_display *disp = nouveau_display(dev); struct nouveau_drm *drm = nouveau_drm(dev); struct drm_connector *connector; int ret; ret = disp->init(dev); if (ret) return ret; /* enable polling for external displays */ drm_kms_helper_poll_enable(dev); /* enable hotplug interrupts */ list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct nouveau_connector *conn = nouveau_connector(connector); nvif_notify_get(&conn->hpd); } /* enable flip completion events */ nvif_notify_get(&drm->flip); return ret; } void nouveau_display_fini(struct drm_device *dev) { struct nouveau_display *disp = nouveau_display(dev); struct nouveau_drm *drm = nouveau_drm(dev); struct drm_connector *connector; int head; /* Make sure that drm and hw vblank irqs get properly disabled. */ for (head = 0; head < dev->mode_config.num_crtc; head++) drm_vblank_off(dev, head); /* disable flip completion events */ nvif_notify_put(&drm->flip); /* disable hotplug interrupts */ list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct nouveau_connector *conn = nouveau_connector(connector); nvif_notify_put(&conn->hpd); } drm_kms_helper_poll_disable(dev); disp->fini(dev); } static void nouveau_display_create_properties(struct drm_device *dev) { struct nouveau_display *disp = nouveau_display(dev); int gen; if (disp->disp.oclass < NV50_DISP) gen = 0; else if (disp->disp.oclass < GF110_DISP) gen = 1; else gen = 2; PROP_ENUM(disp->dithering_mode, gen, "dithering mode", dither_mode); PROP_ENUM(disp->dithering_depth, gen, "dithering depth", dither_depth); PROP_ENUM(disp->underscan_property, gen, "underscan", underscan); disp->underscan_hborder_property = drm_property_create_range(dev, 0, "underscan hborder", 0, 128); disp->underscan_vborder_property = drm_property_create_range(dev, 0, "underscan vborder", 0, 128); if (gen < 1) return; /* -90..+90 */ disp->vibrant_hue_property = drm_property_create_range(dev, 0, "vibrant hue", 0, 180); /* -100..+100 */ disp->color_vibrance_property = drm_property_create_range(dev, 0, "color vibrance", 0, 200); } int nouveau_display_create(struct drm_device *dev) { struct nouveau_drm *drm = nouveau_drm(dev); struct nvkm_device *device = nvxx_device(&drm->device); struct nouveau_display *disp; int ret; disp = drm->display = kzalloc(sizeof(*disp), GFP_KERNEL); if (!disp) return -ENOMEM; drm_mode_config_init(dev); drm_mode_create_scaling_mode_property(dev); drm_mode_create_dvi_i_properties(dev); dev->mode_config.funcs = &nouveau_mode_config_funcs; dev->mode_config.fb_base = device->func->resource_addr(device, 1); dev->mode_config.min_width = 0; dev->mode_config.min_height = 0; if (drm->device.info.family < NV_DEVICE_INFO_V0_CELSIUS) { dev->mode_config.max_width = 2048; dev->mode_config.max_height = 2048; } else if (drm->device.info.family < NV_DEVICE_INFO_V0_TESLA) { dev->mode_config.max_width = 4096; dev->mode_config.max_height = 4096; } else if (drm->device.info.family < NV_DEVICE_INFO_V0_FERMI) { dev->mode_config.max_width = 8192; dev->mode_config.max_height = 8192; } else { dev->mode_config.max_width = 16384; dev->mode_config.max_height = 16384; } dev->mode_config.preferred_depth = 24; dev->mode_config.prefer_shadow = 1; if (drm->device.info.chipset < 0x11) dev->mode_config.async_page_flip = false; else dev->mode_config.async_page_flip = true; drm_kms_helper_poll_init(dev); drm_kms_helper_poll_disable(dev); if (nouveau_modeset != 2 && drm->vbios.dcb.entries) { static const u16 oclass[] = { GM200_DISP, GM107_DISP, GK110_DISP, GK104_DISP, GF110_DISP, GT214_DISP, GT206_DISP, GT200_DISP, G82_DISP, NV50_DISP, NV04_DISP, }; int i; for (i = 0, ret = -ENODEV; ret && i < ARRAY_SIZE(oclass); i++) { ret = nvif_object_init(&drm->device.object, 0, oclass[i], NULL, 0, &disp->disp); } if (ret == 0) { nouveau_display_create_properties(dev); if (disp->disp.oclass < NV50_DISP) ret = nv04_display_create(dev); else ret = nv50_display_create(dev); } } else { ret = 0; } if (ret) goto disp_create_err; if (dev->mode_config.num_crtc) { ret = nouveau_display_vblank_init(dev); if (ret) goto vblank_err; } nouveau_backlight_init(dev); return 0; vblank_err: disp->dtor(dev); disp_create_err: drm_kms_helper_poll_fini(dev); drm_mode_config_cleanup(dev); return ret; } void nouveau_display_destroy(struct drm_device *dev) { struct nouveau_display *disp = nouveau_display(dev); nouveau_backlight_exit(dev); nouveau_display_vblank_fini(dev); drm_kms_helper_poll_fini(dev); drm_crtc_force_disable_all(dev); drm_mode_config_cleanup(dev); if (disp->dtor) disp->dtor(dev); nvif_object_fini(&disp->disp); nouveau_drm(dev)->display = NULL; kfree(disp); } int nouveau_display_suspend(struct drm_device *dev, bool runtime) { struct drm_crtc *crtc; nouveau_display_fini(dev); list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { struct nouveau_framebuffer *nouveau_fb; nouveau_fb = nouveau_framebuffer(crtc->primary->fb); if (!nouveau_fb || !nouveau_fb->nvbo) continue; nouveau_bo_unpin(nouveau_fb->nvbo); } list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); if (nv_crtc->cursor.nvbo) { if (nv_crtc->cursor.set_offset) nouveau_bo_unmap(nv_crtc->cursor.nvbo); nouveau_bo_unpin(nv_crtc->cursor.nvbo); } } return 0; } void nouveau_display_resume(struct drm_device *dev, bool runtime) { struct nouveau_drm *drm = nouveau_drm(dev); struct drm_crtc *crtc; int ret, head; /* re-pin fb/cursors */ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { struct nouveau_framebuffer *nouveau_fb; nouveau_fb = nouveau_framebuffer(crtc->primary->fb); if (!nouveau_fb || !nouveau_fb->nvbo) continue; ret = nouveau_bo_pin(nouveau_fb->nvbo, TTM_PL_FLAG_VRAM, true); if (ret) NV_ERROR(drm, "Could not pin framebuffer\n"); } list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); if (!nv_crtc->cursor.nvbo) continue; ret = nouveau_bo_pin(nv_crtc->cursor.nvbo, TTM_PL_FLAG_VRAM, true); if (!ret && nv_crtc->cursor.set_offset) ret = nouveau_bo_map(nv_crtc->cursor.nvbo); if (ret) NV_ERROR(drm, "Could not pin/map cursor.\n"); } nouveau_display_init(dev); /* Force CLUT to get re-loaded during modeset */ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); nv_crtc->lut.depth = 0; } /* This should ensure we don't hit a locking problem when someone * wakes us up via a connector. We should never go into suspend * while the display is on anyways. */ if (runtime) return; drm_helper_resume_force_mode(dev); /* Make sure that drm and hw vblank irqs get resumed if needed. */ for (head = 0; head < dev->mode_config.num_crtc; head++) drm_vblank_on(dev, head); list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc); if (!nv_crtc->cursor.nvbo) continue; if (nv_crtc->cursor.set_offset) nv_crtc->cursor.set_offset(nv_crtc, nv_crtc->cursor.nvbo->bo.offset); nv_crtc->cursor.set_pos(nv_crtc, nv_crtc->cursor_saved_x, nv_crtc->cursor_saved_y); } } static int nouveau_page_flip_emit(struct nouveau_channel *chan, struct nouveau_bo *old_bo, struct nouveau_bo *new_bo, struct nouveau_page_flip_state *s, struct nouveau_fence **pfence) { struct nouveau_fence_chan *fctx = chan->fence; struct nouveau_drm *drm = chan->drm; struct drm_device *dev = drm->dev; unsigned long flags; int ret; /* Queue it to the pending list */ spin_lock_irqsave(&dev->event_lock, flags); list_add_tail(&s->head, &fctx->flip); spin_unlock_irqrestore(&dev->event_lock, flags); /* Synchronize with the old framebuffer */ ret = nouveau_fence_sync(old_bo, chan, false, false); if (ret) goto fail; /* Emit the pageflip */ ret = RING_SPACE(chan, 2); if (ret) goto fail; if (drm->device.info.family < NV_DEVICE_INFO_V0_FERMI) BEGIN_NV04(chan, NvSubSw, NV_SW_PAGE_FLIP, 1); else BEGIN_NVC0(chan, FermiSw, NV_SW_PAGE_FLIP, 1); OUT_RING (chan, 0x00000000); FIRE_RING (chan); ret = nouveau_fence_new(chan, false, pfence); if (ret) goto fail; return 0; fail: spin_lock_irqsave(&dev->event_lock, flags); list_del(&s->head); spin_unlock_irqrestore(&dev->event_lock, flags); return ret; } int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb, struct drm_pending_vblank_event *event, u32 flags) { const int swap_interval = (flags & DRM_MODE_PAGE_FLIP_ASYNC) ? 0 : 1; struct drm_device *dev = crtc->dev; struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_bo *old_bo = nouveau_framebuffer(crtc->primary->fb)->nvbo; struct nouveau_bo *new_bo = nouveau_framebuffer(fb)->nvbo; struct nouveau_page_flip_state *s; struct nouveau_channel *chan; struct nouveau_cli *cli; struct nouveau_fence *fence; int ret; chan = drm->channel; if (!chan) return -ENODEV; cli = (void *)chan->user.client; s = kzalloc(sizeof(*s), GFP_KERNEL); if (!s) return -ENOMEM; if (new_bo != old_bo) { ret = nouveau_bo_pin(new_bo, TTM_PL_FLAG_VRAM, true); if (ret) goto fail_free; } mutex_lock(&cli->mutex); ret = ttm_bo_reserve(&new_bo->bo, true, false, NULL); if (ret) goto fail_unpin; /* synchronise rendering channel with the kernel's channel */ ret = nouveau_fence_sync(new_bo, chan, false, true); if (ret) { ttm_bo_unreserve(&new_bo->bo); goto fail_unpin; } if (new_bo != old_bo) { ttm_bo_unreserve(&new_bo->bo); ret = ttm_bo_reserve(&old_bo->bo, true, false, NULL); if (ret) goto fail_unpin; } /* Initialize a page flip struct */ *s = (struct nouveau_page_flip_state) { { }, event, crtc, fb->bits_per_pixel, fb->pitches[0], new_bo->bo.offset }; /* Keep vblanks on during flip, for the target crtc of this flip */ drm_crtc_vblank_get(crtc); /* Emit a page flip */ if (drm->device.info.family >= NV_DEVICE_INFO_V0_TESLA) { ret = nv50_display_flip_next(crtc, fb, chan, swap_interval); if (ret) goto fail_unreserve; } else { struct nv04_display *dispnv04 = nv04_display(dev); int head = nouveau_crtc(crtc)->index; if (swap_interval) { ret = RING_SPACE(chan, 8); if (ret) goto fail_unreserve; BEGIN_NV04(chan, NvSubImageBlit, 0x012c, 1); OUT_RING (chan, 0); BEGIN_NV04(chan, NvSubImageBlit, 0x0134, 1); OUT_RING (chan, head); BEGIN_NV04(chan, NvSubImageBlit, 0x0100, 1); OUT_RING (chan, 0); BEGIN_NV04(chan, NvSubImageBlit, 0x0130, 1); OUT_RING (chan, 0); } nouveau_bo_ref(new_bo, &dispnv04->image[head]); } ret = nouveau_page_flip_emit(chan, old_bo, new_bo, s, &fence); if (ret) goto fail_unreserve; mutex_unlock(&cli->mutex); /* Update the crtc struct and cleanup */ crtc->primary->fb = fb; nouveau_bo_fence(old_bo, fence, false); ttm_bo_unreserve(&old_bo->bo); if (old_bo != new_bo) nouveau_bo_unpin(old_bo); nouveau_fence_unref(&fence); return 0; fail_unreserve: drm_crtc_vblank_put(crtc); ttm_bo_unreserve(&old_bo->bo); fail_unpin: mutex_unlock(&cli->mutex); if (old_bo != new_bo) nouveau_bo_unpin(new_bo); fail_free: kfree(s); return ret; } int nouveau_finish_page_flip(struct nouveau_channel *chan, struct nouveau_page_flip_state *ps) { struct nouveau_fence_chan *fctx = chan->fence; struct nouveau_drm *drm = chan->drm; struct drm_device *dev = drm->dev; struct nouveau_page_flip_state *s; unsigned long flags; spin_lock_irqsave(&dev->event_lock, flags); if (list_empty(&fctx->flip)) { NV_ERROR(drm, "unexpected pageflip\n"); spin_unlock_irqrestore(&dev->event_lock, flags); return -EINVAL; } s = list_first_entry(&fctx->flip, struct nouveau_page_flip_state, head); if (s->event) { if (drm->device.info.family < NV_DEVICE_INFO_V0_TESLA) { drm_crtc_arm_vblank_event(s->crtc, s->event); } else { drm_crtc_send_vblank_event(s->crtc, s->event); /* Give up ownership of vblank for page-flipped crtc */ drm_crtc_vblank_put(s->crtc); } } else { /* Give up ownership of vblank for page-flipped crtc */ drm_crtc_vblank_put(s->crtc); } list_del(&s->head); if (ps) *ps = *s; kfree(s); spin_unlock_irqrestore(&dev->event_lock, flags); return 0; } int nouveau_flip_complete(struct nvif_notify *notify) { struct nouveau_drm *drm = container_of(notify, typeof(*drm), flip); struct nouveau_channel *chan = drm->channel; struct nouveau_page_flip_state state; if (!nouveau_finish_page_flip(chan, &state)) { if (drm->device.info.family < NV_DEVICE_INFO_V0_TESLA) { nv_set_crtc_base(drm->dev, drm_crtc_index(state.crtc), state.offset + state.crtc->y * state.pitch + state.crtc->x * state.bpp / 8); } } return NVIF_NOTIFY_KEEP; } int nouveau_display_dumb_create(struct drm_file *file_priv, struct drm_device *dev, struct drm_mode_create_dumb *args) { struct nouveau_bo *bo; uint32_t domain; int ret; args->pitch = roundup(args->width * (args->bpp / 8), 256); args->size = args->pitch * args->height; args->size = roundup(args->size, PAGE_SIZE); /* Use VRAM if there is any ; otherwise fallback to system memory */ if (nouveau_drm(dev)->device.info.ram_size != 0) domain = NOUVEAU_GEM_DOMAIN_VRAM; else domain = NOUVEAU_GEM_DOMAIN_GART; ret = nouveau_gem_new(dev, args->size, 0, domain, 0, 0, &bo); if (ret) return ret; ret = drm_gem_handle_create(file_priv, &bo->gem, &args->handle); drm_gem_object_unreference_unlocked(&bo->gem); return ret; } int nouveau_display_dumb_map_offset(struct drm_file *file_priv, struct drm_device *dev, uint32_t handle, uint64_t *poffset) { struct drm_gem_object *gem; gem = drm_gem_object_lookup(file_priv, handle); if (gem) { struct nouveau_bo *bo = nouveau_gem_object(gem); *poffset = drm_vma_node_offset_addr(&bo->bo.vma_node); drm_gem_object_unreference_unlocked(gem); return 0; } return -ENOENT; }