diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_display.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_display.c | 309 |
1 files changed, 8 insertions, 301 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index f326ffd86766..55c0fa451163 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -30,19 +30,15 @@ #include <drm/drm_atomic_helper.h> #include <drm/drm_crtc_helper.h> #include <drm/drm_fb_helper.h> - -#include <nvif/class.h> +#include <drm/drm_probe_helper.h> #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 <nvif/class.h> #include <nvif/cl0046.h> #include <nvif/event.h> @@ -411,15 +407,14 @@ nouveau_display_acpi_ntfy(struct notifier_block *nb, unsigned long val, #endif int -nouveau_display_init(struct drm_device *dev) +nouveau_display_init(struct drm_device *dev, bool resume, bool runtime) { struct nouveau_display *disp = nouveau_display(dev); - struct nouveau_drm *drm = nouveau_drm(dev); struct drm_connector *connector; struct drm_connector_list_iter conn_iter; int ret; - ret = disp->init(dev); + ret = disp->init(dev, resume, runtime); if (ret) return ret; @@ -436,8 +431,6 @@ nouveau_display_init(struct drm_device *dev) } drm_connector_list_iter_end(&conn_iter); - /* enable flip completion events */ - nvif_notify_get(&drm->flip); return ret; } @@ -453,12 +446,9 @@ nouveau_display_fini(struct drm_device *dev, bool suspend, bool runtime) if (drm_drv_uses_atomic_modeset(dev)) drm_atomic_helper_shutdown(dev); else - drm_crtc_force_disable_all(dev); + drm_helper_force_disable_all(dev); } - /* disable flip completion events */ - nvif_notify_put(&drm->flip); - /* disable hotplug interrupts */ drm_connector_list_iter_begin(dev, &conn_iter); nouveau_for_each_non_mst_connector_iter(connector, &conn_iter) { @@ -471,7 +461,7 @@ nouveau_display_fini(struct drm_device *dev, bool suspend, bool runtime) cancel_work_sync(&drm->hpd_work); drm_kms_helper_poll_disable(dev); - disp->fini(dev); + disp->fini(dev, suspend); } static void @@ -624,7 +614,6 @@ int nouveau_display_suspend(struct drm_device *dev, bool runtime) { struct nouveau_display *disp = nouveau_display(dev); - struct drm_crtc *crtc; if (drm_drv_uses_atomic_modeset(dev)) { if (!runtime) { @@ -635,32 +624,9 @@ nouveau_display_suspend(struct drm_device *dev, bool runtime) return ret; } } - - nouveau_display_fini(dev, true, runtime); - return 0; } nouveau_display_fini(dev, true, runtime); - - 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; } @@ -668,275 +634,16 @@ void nouveau_display_resume(struct drm_device *dev, bool runtime) { struct nouveau_display *disp = nouveau_display(dev); - struct nouveau_drm *drm = nouveau_drm(dev); - struct drm_crtc *crtc; - int ret; + + nouveau_display_init(dev, true, runtime); if (drm_drv_uses_atomic_modeset(dev)) { - nouveau_display_init(dev); if (disp->suspend) { drm_atomic_helper_resume(dev, disp->suspend); disp->suspend = NULL; } return; } - - /* 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); - - 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; - - BEGIN_NV04(chan, NvSubSw, 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, - struct drm_modeset_acquire_ctx *ctx) -{ - 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; - struct nv04_display *dispnv04 = nv04_display(dev); - int head = nouveau_crtc(crtc)->index; - 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->format->cpp[0] * 8, 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 (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) { - drm_crtc_arm_vblank_event(s->crtc, s->event); - } 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)) { - 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 |