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authorTopi Pohjolainen <topi.pohjolainen@intel.com>2016-05-31 16:47:50 +0300
committerTopi Pohjolainen <topi.pohjolainen@intel.com>2016-06-01 09:16:36 +0300
commit6ca118d2f402495e88e5d534773007ac680885a2 (patch)
tree9df3c0196f2197ae54d3ec9fa1b429468a83c840 /src/mesa/drivers/dri/i965/intel_mipmap_tree.c
parent30e9e6bd071097fd602a15f488b7eead45460885 (diff)
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i965: Add norbc debug option
This INTEL_DEBUG option disables lossless compression (also known as render buffer compression). v2: (Matt) Use likely(!lossless_compression_disabled) instead of !likely(lossless_compression_disabled) (Grazvydas) Update docs/envvars.html Cc: "12.0" <mesa-stable@lists.freedesktop.org> Signed-off-by: Topi Pohjolainen <topi.pohjolainen@intel.com> Reviewed-by: Matt Turner <mattst88@gmail.com> Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Diffstat (limited to 'src/mesa/drivers/dri/i965/intel_mipmap_tree.c')
-rw-r--r--src/mesa/drivers/dri/i965/intel_mipmap_tree.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index 3b032c7..b6265dc 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -1620,7 +1620,9 @@ intel_miptree_alloc_non_msrt_mcs(struct brw_context *brw,
* single-sampled buffers. Disabling compression allows us to skip
* resolves.
*/
+ const bool lossless_compression_disabled = INTEL_DEBUG & DEBUG_NO_RBC;
const bool is_lossless_compressed =
+ unlikely(!lossless_compression_disabled) &&
brw->gen >= 9 && !mt->is_scanout &&
intel_miptree_supports_lossless_compressed(brw, mt);