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-rw-r--r--src/mesa/drivers/dri/i965/brw_misc_state.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c
index 17da46099ed..cb1405ca866 100644
--- a/src/mesa/drivers/dri/i965/brw_misc_state.c
+++ b/src/mesa/drivers/dri/i965/brw_misc_state.c
@@ -278,6 +278,10 @@ static void emit_depthbuffer(struct brw_context *brw)
*
* [DevGT]: This field must be set to the same value (enabled or
* disabled) as Hierarchical Depth Buffer Enable
+ *
+ * The tiled bit must be set. From the Sandybridge PRM, Volume 2, Part 1,
+ * Section 7.5.5.1.1 3DSTATE_DEPTH_BUFFER, Bit 1.27 Tiled Surface:
+ * [DevGT+]: This field must be set to TRUE.
*/
struct intel_region *region = stencil_irb->mt->region;
@@ -290,6 +294,7 @@ static void emit_depthbuffer(struct brw_context *brw)
(1 << 21) | /* separate stencil enable */
(1 << 22) | /* hiz enable */
(BRW_TILEWALK_YMAJOR << 26) |
+ (1 << 27) | /* tiled surface */
(BRW_SURFACE_2D << 29));
OUT_BATCH(0);
OUT_BATCH(((region->width - 1) << 6) |