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authorEric Anholt <eric@anholt.net>2013-02-26 11:35:40 -0800
committerEric Anholt <eric@anholt.net>2013-03-01 11:50:03 -0800
commite63c959451dcdc42fc23b6b4c0871701abbaf23c (patch)
tree303af3e8ff6ba2f9c0da5259a7985676763b988f
parenta40ba43d78fe8e6ee145785df54b50dd7c7f929a (diff)
i965: Add WARN_ONCE for depthstencil workarounds we shouldn't be hitting.
Reviewed-by: Chad Versace <chad.versace@linux.intel.com>
-rw-r--r--src/mesa/drivers/dri/i965/gen6_blorp.cpp3
-rw-r--r--src/mesa/drivers/dri/i965/gen7_blorp.cpp3
2 files changed, 6 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/gen6_blorp.cpp b/src/mesa/drivers/dri/i965/gen6_blorp.cpp
index 3834ae230bf..2b6db82951d 100644
--- a/src/mesa/drivers/dri/i965/gen6_blorp.cpp
+++ b/src/mesa/drivers/dri/i965/gen6_blorp.cpp
@@ -855,6 +855,9 @@ gen6_blorp_emit_depth_stencil_config(struct brw_context *brw,
* tile_x and tile_y to 0. This is a temporary workaround until we come
* up with a better solution.
*/
+ WARN_ONCE((tile_x & 7) || (tile_y & 7),
+ "Depth/stencil buffer needs alignment to 8-pixel boundaries.\n"
+ "Truncating offset, bad rendering may occur.\n");
tile_x &= ~7;
tile_y &= ~7;
diff --git a/src/mesa/drivers/dri/i965/gen7_blorp.cpp b/src/mesa/drivers/dri/i965/gen7_blorp.cpp
index 21caa0afbc6..b6719b73ed8 100644
--- a/src/mesa/drivers/dri/i965/gen7_blorp.cpp
+++ b/src/mesa/drivers/dri/i965/gen7_blorp.cpp
@@ -612,6 +612,9 @@ gen7_blorp_emit_depth_stencil_config(struct brw_context *brw,
* tile_x and tile_y to 0. This is a temporary workaround until we come
* up with a better solution.
*/
+ WARN_ONCE((tile_x & 7) || (tile_y & 7),
+ "Depth/stencil buffer needs alignment to 8-pixel boundaries.\n"
+ "Truncating offset, bad rendering may occur.\n");
tile_x &= ~7;
tile_y &= ~7;