diff options
| author | Marek Olšák <[email protected]> | 2017-02-09 12:19:21 +0100 |
|---|---|---|
| committer | Marek Olšák <[email protected]> | 2017-02-10 11:27:50 +0100 |
| commit | 43a2ba1b7dee769d476a754cc3a8332f7f3b7f39 (patch) | |
| tree | 0f0902c34bc040bbc707e5fb2bf287e388f68b9c /src/gallium/drivers/radeon/r600_texture.c | |
| parent | dc7483f445b8948a5c53073b7906ed8fb24e2bc1 (diff) | |
gallium/radeon: use staging for texture read mappings from GTT WC
Reviewed-by: Nicolai Hähnle <[email protected]>
Diffstat (limited to 'src/gallium/drivers/radeon/r600_texture.c')
| -rw-r--r-- | src/gallium/drivers/radeon/r600_texture.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/gallium/drivers/radeon/r600_texture.c b/src/gallium/drivers/radeon/r600_texture.c index 55c8e6f7842..5d84eb4a086 100644 --- a/src/gallium/drivers/radeon/r600_texture.c +++ b/src/gallium/drivers/radeon/r600_texture.c @@ -1456,8 +1456,8 @@ static void *r600_texture_transfer_map(struct pipe_context *ctx, /* Tiled textures need to be converted into a linear texture for CPU * access. The staging texture is always linear and is placed in GART. * - * Reading from VRAM is slow, always use the staging texture in - * this case. + * Reading from VRAM or GTT WC is slow, always use the staging + * texture in this case. * * Use the staging texture for uploads if the underlying BO * is busy. @@ -1465,8 +1465,9 @@ static void *r600_texture_transfer_map(struct pipe_context *ctx, if (!rtex->surface.is_linear) use_staging_texture = true; else if (usage & PIPE_TRANSFER_READ) - use_staging_texture = (rtex->resource.domains & - RADEON_DOMAIN_VRAM) != 0; + use_staging_texture = + rtex->resource.domains & RADEON_DOMAIN_VRAM || + rtex->resource.flags & RADEON_FLAG_GTT_WC; /* Write & linear only: */ else if (r600_rings_is_buffer_referenced(rctx, rtex->resource.buf, RADEON_USAGE_READWRITE) || |