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

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Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4005>
This commit is contained in:
Rafael Antognolli 2020-02-28 13:57:07 -08:00 • committed by Marge Bot
parent 3ca3050de5
commit 43dc842cb9
1 changed files with 10 additions and 0 deletions
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10
src/intel/vulkan/genX_cmd_buffer.c
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@ -2029,6 +2029,16 @@ 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.
*/