Module: Mesa
Branch: 11.0
Commit: 5455270dc7aa0672cd3d124edfd6a2a9018ada09
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=5455270dc7aa0672cd3d124edfd6a2a9018ada09

Author: Ilia Mirkin <[email protected]>
Date:   Mon Jan  4 11:26:27 2016 -0500

nvc0: scale up inter_bo size so that it's 16M for a 4K video

Experimentally, 4M causes corruption and slowness, try to ramp it up
with size instead.

Signed-off-by: Ilia Mirkin <[email protected]>
Cc: "11.0 11.1" <[email protected]>
(cherry picked from commit b16c9be4a5561bd825176a228c300331f989e837)

---

 src/gallium/drivers/nouveau/nvc0/nvc0_video.c |    7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_video.c 
b/src/gallium/drivers/nouveau/nvc0/nvc0_video.c
index 48ffac1..5a946ca 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_video.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_video.c
@@ -169,9 +169,12 @@ nvc0_create_decoder(struct pipe_context *context,
    for (i = 0; i < NOUVEAU_VP3_VIDEO_QDEPTH && !ret; ++i)
       ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
                            0, 1 << 20, &cfg, &dec->bsp_bo[i]);
-   if (!ret)
+   if (!ret) {
+      /* total fudge factor... just has to be bigger for higher bitrates? */
+      unsigned inter_size = align(templ->width * templ->height * 2, 4 << 20);
       ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
-                           0x100, 4 << 20, &cfg, &dec->inter_bo[0]);
+                           0x100, inter_size, &cfg, &dec->inter_bo[0]);
+   }
    if (!ret) {
       ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
                            0x100, dec->inter_bo[0]->size, &cfg,

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