diff options
Diffstat (limited to 'src/gallium/drivers/iris/iris_state.c')
| -rw-r--r-- | src/gallium/drivers/iris/iris_state.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/gallium/drivers/iris/iris_state.c b/src/gallium/drivers/iris/iris_state.c index e872b14cf18..7ead920cadf 100644 --- a/src/gallium/drivers/iris/iris_state.c +++ b/src/gallium/drivers/iris/iris_state.c @@ -387,6 +387,8 @@ emit_state(struct iris_batch *batch, static void flush_before_state_base_change(struct iris_batch *batch) { + const struct gen_device_info *devinfo = &batch->screen->devinfo; + /* Flush before emitting STATE_BASE_ADDRESS. * * This isn't documented anywhere in the PRM. However, it seems to be @@ -412,7 +414,18 @@ flush_before_state_base_change(struct iris_batch *batch) "change STATE_BASE_ADDRESS (flushes)", PIPE_CONTROL_RENDER_TARGET_FLUSH | PIPE_CONTROL_DEPTH_CACHE_FLUSH | - PIPE_CONTROL_DATA_CACHE_FLUSH); + PIPE_CONTROL_DATA_CACHE_FLUSH | + /* GEN:BUG:1606662791: + * + * Software must program PIPE_CONTROL command + * with "HDC Pipeline Flush" prior to + * programming of the below two non-pipeline + * state : + * * STATE_BASE_ADDRESS + * * 3DSTATE_BINDING_TABLE_POOL_ALLOC + */ + ((GEN_GEN == 12 && devinfo->revision == 0 /* A0 */ ? + PIPE_CONTROL_FLUSH_HDC : 0))); } static void |