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authorZhenyu Wang <[email protected]>2010-12-23 15:06:33 +0800
committerZhenyu Wang <[email protected]>2010-12-23 17:29:46 +0800
commit845d651cf686ba885dffd9e05df971fa68c3431a (patch)
tree85a9921b9de3613afe17151f839a7dd1b7e04589 /src
parent1e7bfcc70719054e6fb69fc5313edd0420715e2c (diff)
i965: Use MI_FLUSH_DW for blt ring flush on sandybridge
Old MI_FLUSH command is deprecated on sandybridge blt.
Diffstat (limited to 'src')
-rw-r--r--src/mesa/drivers/dri/intel/intel_batchbuffer.c7
-rw-r--r--src/mesa/drivers/dri/intel/intel_reg.h2
2 files changed, 7 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/intel/intel_batchbuffer.c b/src/mesa/drivers/dri/intel/intel_batchbuffer.c
index 20574ab5462..67ce8a4da02 100644
--- a/src/mesa/drivers/dri/intel/intel_batchbuffer.c
+++ b/src/mesa/drivers/dri/intel/intel_batchbuffer.c
@@ -271,8 +271,11 @@ intel_batchbuffer_emit_mi_flush(struct intel_batchbuffer *batch)
if (intel->gen >= 6) {
if (intel->batch->is_blit) {
- BEGIN_BATCH_BLT(1);
- OUT_BATCH(MI_FLUSH);
+ BEGIN_BATCH_BLT(4);
+ OUT_BATCH(MI_FLUSH_DW);
+ OUT_BATCH(0);
+ OUT_BATCH(0);
+ OUT_BATCH(0);
ADVANCE_BATCH();
} else {
BEGIN_BATCH(8);
diff --git a/src/mesa/drivers/dri/intel/intel_reg.h b/src/mesa/drivers/dri/intel/intel_reg.h
index 955b100b212..5258699d3f9 100644
--- a/src/mesa/drivers/dri/intel/intel_reg.h
+++ b/src/mesa/drivers/dri/intel/intel_reg.h
@@ -37,6 +37,8 @@
#define FLUSH_MAP_CACHE (1 << 0)
#define INHIBIT_FLUSH_RENDER_CACHE (1 << 2)
+#define MI_FLUSH_DW (CMD_MI | (0x26 << 23) | 2)
+
/* Stalls command execution waiting for the given events to have occurred. */
#define MI_WAIT_FOR_EVENT (CMD_MI | (0x3 << 23))
#define MI_WAIT_FOR_PLANE_B_FLIP (1<<6)