radv: remove predication on cache flushes

This can lead to a situation where cache flushes could get conditionally
disabled while still clearing the flush_bits, and thus flushes due to
application pipeline barriers may never get executed.

Fixes: a6c2001ace (radv: add support for cmd predication.)
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Matthew Nicholls
2018-01-29 16:26:18 +00:00
committed by Dave Airlie
parent 1ea9efd2f8
commit ef272b161e
4 changed files with 13 additions and 18 deletions

View File

@@ -917,7 +917,6 @@ si_emit_acquire_mem(struct radeon_winsys_cs *cs,
void
si_cs_emit_cache_flush(struct radeon_winsys_cs *cs,
bool predicated,
enum chip_class chip_class,
uint32_t *flush_cnt,
uint64_t flush_va,
@@ -948,7 +947,7 @@ si_cs_emit_cache_flush(struct radeon_winsys_cs *cs,
/* Necessary for DCC */
if (chip_class >= VI) {
si_cs_emit_write_event_eop(cs,
predicated,
false,
chip_class,
is_mec,
V_028A90_FLUSH_AND_INV_CB_DATA_TS,
@@ -962,12 +961,12 @@ si_cs_emit_cache_flush(struct radeon_winsys_cs *cs,
}
if (flush_bits & RADV_CMD_FLAG_FLUSH_AND_INV_CB_META) {
radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, predicated));
radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, 0));
radeon_emit(cs, EVENT_TYPE(V_028A90_FLUSH_AND_INV_CB_META) | EVENT_INDEX(0));
}
if (flush_bits & RADV_CMD_FLAG_FLUSH_AND_INV_DB_META) {
radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, predicated));
radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, 0));
radeon_emit(cs, EVENT_TYPE(V_028A90_FLUSH_AND_INV_DB_META) | EVENT_INDEX(0));
}
@@ -980,7 +979,7 @@ si_cs_emit_cache_flush(struct radeon_winsys_cs *cs,
}
if (flush_bits & RADV_CMD_FLAG_CS_PARTIAL_FLUSH) {
radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, predicated));
radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, 0));
radeon_emit(cs, EVENT_TYPE(V_028A90_CS_PARTIAL_FLUSH) | EVENT_INDEX(4));
}
@@ -1037,14 +1036,14 @@ si_cs_emit_cache_flush(struct radeon_winsys_cs *cs,
assert(flush_cnt);
uint32_t old_fence = (*flush_cnt)++;
si_cs_emit_write_event_eop(cs, predicated, chip_class, false, cb_db_event, tc_flags, 1,
si_cs_emit_write_event_eop(cs, false, chip_class, false, cb_db_event, tc_flags, 1,
flush_va, old_fence, *flush_cnt);
si_emit_wait_fence(cs, predicated, flush_va, *flush_cnt, 0xffffffff);
si_emit_wait_fence(cs, false, flush_va, *flush_cnt, 0xffffffff);
}
/* VGT state sync */
if (flush_bits & RADV_CMD_FLAG_VGT_FLUSH) {
radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, predicated));
radeon_emit(cs, PKT3(PKT3_EVENT_WRITE, 0, 0));
radeon_emit(cs, EVENT_TYPE(V_028A90_VGT_FLUSH) | EVENT_INDEX(0));
}
@@ -1057,13 +1056,13 @@ si_cs_emit_cache_flush(struct radeon_winsys_cs *cs,
RADV_CMD_FLAG_INV_GLOBAL_L2 |
RADV_CMD_FLAG_WRITEBACK_GLOBAL_L2))) &&
!is_mec) {
radeon_emit(cs, PKT3(PKT3_PFP_SYNC_ME, 0, predicated));
radeon_emit(cs, PKT3(PKT3_PFP_SYNC_ME, 0, 0));
radeon_emit(cs, 0);
}
if ((flush_bits & RADV_CMD_FLAG_INV_GLOBAL_L2) ||
(chip_class <= CIK && (flush_bits & RADV_CMD_FLAG_WRITEBACK_GLOBAL_L2))) {
si_emit_acquire_mem(cs, is_mec, predicated, chip_class >= GFX9,
si_emit_acquire_mem(cs, is_mec, false, chip_class >= GFX9,
cp_coher_cntl |
S_0085F0_TC_ACTION_ENA(1) |
S_0085F0_TCL1_ACTION_ENA(1) |
@@ -1077,7 +1076,7 @@ si_cs_emit_cache_flush(struct radeon_winsys_cs *cs,
*
* WB doesn't work without NC.
*/
si_emit_acquire_mem(cs, is_mec, predicated,
si_emit_acquire_mem(cs, is_mec, false,
chip_class >= GFX9,
cp_coher_cntl |
S_0301F0_TC_WB_ACTION_ENA(1) |
@@ -1086,7 +1085,7 @@ si_cs_emit_cache_flush(struct radeon_winsys_cs *cs,
}
if (flush_bits & RADV_CMD_FLAG_INV_VMEM_L1) {
si_emit_acquire_mem(cs, is_mec,
predicated, chip_class >= GFX9,
false, chip_class >= GFX9,
cp_coher_cntl |
S_0085F0_TCL1_ACTION_ENA(1));
cp_coher_cntl = 0;
@@ -1097,7 +1096,7 @@ si_cs_emit_cache_flush(struct radeon_winsys_cs *cs,
* Therefore, it should be last. Done in PFP.
*/
if (cp_coher_cntl)
si_emit_acquire_mem(cs, is_mec, predicated, chip_class >= GFX9, cp_coher_cntl);
si_emit_acquire_mem(cs, is_mec, false, chip_class >= GFX9, cp_coher_cntl);
}
void
@@ -1127,7 +1126,6 @@ si_emit_cache_flush(struct radv_cmd_buffer *cmd_buffer)
ptr = &cmd_buffer->gfx9_fence_idx;
}
si_cs_emit_cache_flush(cmd_buffer->cs,
cmd_buffer->state.predicating,
cmd_buffer->device->physical_device->rad_info.chip_class,
ptr, va,
radv_cmd_buffer_uses_mec(cmd_buffer),