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i965: Use MI_FLUSH_DW for blt ring flush on sandybridge

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Old MI_FLUSH command is deprecated on sandybridge blt.
This commit is contained in:
Zhenyu Wang 2010-12-23 15:06:33 +08:00
parent 1e7bfcc707
commit 845d651cf6
2 changed files with 7 additions and 2 deletions
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7
src/mesa/drivers/dri/intel/intel_batchbuffer.c
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@ -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);

2
src/mesa/drivers/dri/intel/intel_reg.h
View file

@ -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)