Displaying 2 results from an estimated 2 matches for "nouveau_page_flip_reserv".
Did you mean:
nouveau_page_flip_reserve
2012 Oct 05
4
[PATCH] drm/nouveau: handle same-fb page flips
...--
1 file changed, 15 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 61f370d..a52cfd3 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -530,9 +530,11 @@ nouveau_page_flip_reserve(struct nouveau_bo *old_bo,
if (ret)
goto fail;
- ret = ttm_bo_reserve(&old_bo->bo, false, false, false, 0);
- if (ret)
- goto fail_unreserve;
+ if (likely(old_bo != new_bo)) {
+ ret = ttm_bo_reserve(&old_bo->bo, false, false, false, 0);
+ if (ret)
+ goto fail_unreserve;
+...
2013 Mar 28
1
mesa vdpau regression with "dri2: Fix potential race and crash for swap at next vblank."
...3cb62 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -572,17 +572,21 @@ nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
if (!s)
return -ENOMEM;
- /* Don't let the buffers go away while we flip */
- ret = nouveau_page_flip_reserve(old_bo, new_bo);
- if (ret)
- goto fail_free;
-
/* Initialize a page flip struct */
*s = (struct nouveau_page_flip_state)
{ { }, event, nouveau_crtc(crtc)->index,
fb->bits_per_pixel, fb->pitches[0], crtc->x, crtc->y,
new_bo->bo.offset };
+ ret = drm_vblank_get...