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authorLucas Stach <[email protected]>2016-11-21 11:54:25 +0100
committerLucas Stach <[email protected]>2017-01-30 12:40:57 +0100
commite158b7497103f145a9236a70183e07c37a9e13f7 (patch)
tree940b3fc52cd2c30c174854424f38f0f64f7975d8
parent33f418bd67a0ccd14de8764b5c2e419963a428d8 (diff)
etnaviv: force vertex buffers through the MMU
This fixes a vertex data corruption issue if some of the vertex streams go through the MMU and some don't. Signed-off-by: Lucas Stach <[email protected]> Tested-by: Philipp Zabel <[email protected]> Acked-by: Christian Gmeiner <[email protected]>
-rw-r--r--src/gallium/drivers/etnaviv/etnaviv_resource.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/src/gallium/drivers/etnaviv/etnaviv_resource.c b/src/gallium/drivers/etnaviv/etnaviv_resource.c
index 20ec8f85855..1f0582ce0bf 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_resource.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_resource.c
@@ -201,7 +201,10 @@ etna_resource_alloc(struct pipe_screen *pscreen, unsigned layout,
size = setup_miptree(rsc, paddingX, paddingY, msaa_xscale, msaa_yscale);
- struct etna_bo *bo = etna_bo_new(screen->dev, size, DRM_ETNA_GEM_CACHE_WC);
+ uint32_t flags = DRM_ETNA_GEM_CACHE_WC;
+ if (templat->bind & PIPE_BIND_VERTEX_BUFFER)
+ flags |= DRM_ETNA_GEM_FORCE_MMU;
+ struct etna_bo *bo = etna_bo_new(screen->dev, size, flags);
if (unlikely(bo == NULL)) {
BUG("Problem allocating video memory for resource");
return NULL;