Module: Mesa
Branch: staging/20.0
Commit: 98cd8c666d141fc87f0b8794ae77b113e0adea9b
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=98cd8c666d141fc87f0b8794ae77b113e0adea9b

Author: Rafael Antognolli <[email protected]>
Date:   Fri Feb 28 13:57:07 2020 -0800

anv: Wait for the GPU to be idle before invalidating the aux table.

Reviewed-by: Jason Ekstrand <[email protected]>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4005>
(cherry picked from commit 43dc842cb91c195fe7bb47a7ce324425096bf6f5)

---

 .pick_status.json                  |  2 +-
 src/intel/vulkan/genX_cmd_buffer.c | 10 ++++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/.pick_status.json b/.pick_status.json
index 0c183f08c7e..bc1da2486ae 100644
--- a/.pick_status.json
+++ b/.pick_status.json
@@ -6133,7 +6133,7 @@
         "description": "anv: Wait for the GPU to be idle before invalidating 
the aux table.",
         "nominated": false,
         "nomination_type": null,
-        "resolution": 4,
+        "resolution": 1,
         "master_sha": null,
         "because_sha": null
     },
diff --git a/src/intel/vulkan/genX_cmd_buffer.c 
b/src/intel/vulkan/genX_cmd_buffer.c
index d3abc98511c..29d63564b35 100644
--- a/src/intel/vulkan/genX_cmd_buffer.c
+++ b/src/intel/vulkan/genX_cmd_buffer.c
@@ -2028,6 +2028,16 @@ genX(cmd_buffer_apply_pipe_flushes)(struct 
anv_cmd_buffer *cmd_buffer)
    if (bits & ANV_PIPE_FLUSH_BITS)
       bits |= ANV_PIPE_NEEDS_END_OF_PIPE_SYNC_BIT;
 
+
+   /* HSD 1209978178: docs say that before programming the aux table:
+    *
+    *    "Driver must ensure that the engine is IDLE but ensure it doesn't
+    *    add extra flushes in the case it knows that the engine is already
+    *    IDLE."
+    */
+   if (GEN_GEN == 12 && ANV_PIPE_AUX_TABLE_INVALIDATE_BIT)
+      bits |= ANV_PIPE_NEEDS_END_OF_PIPE_SYNC_BIT;
+
    /* If we're going to do an invalidate and we have a pending end-of-pipe
     * sync that has yet to be resolved, we do the end-of-pipe sync now.
     */

_______________________________________________
mesa-commit mailing list
[email protected]
https://lists.freedesktop.org/mailman/listinfo/mesa-commit

Reply via email to