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anv: Implement Gen12 workaround for non pipelined state

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Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3365>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3365>
This commit is contained in:
Lionel Landwerlin
2020-01-13 17:50:36 +02:00
parent b8fbb39ab2
commit b34422db5e
1 changed files with 27 additions and 0 deletions
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27
src/intel/vulkan/genX_cmd_buffer.c
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@@ -76,6 +76,20 @@ genX(cmd_buffer_emit_state_base_address)(struct anv_cmd_buffer *cmd_buffer)
#endif
}
#if GEN_GEN == 12
/* GEN:BUG:1607854226:
*
* Workaround the non pipelined state not applying in MEDIA/GPGPU pipeline
* mode by putting the pipeline temporarily in 3D mode.
*/
if (cmd_buffer->state.current_pipeline != _3D) {
anv_batch_emit(&cmd_buffer->batch, GENX(PIPELINE_SELECT), ps) {
ps.MaskBits = 3;
ps.PipelineSelection = _3D;
}
}
#endif
anv_batch_emit(&cmd_buffer->batch, GENX(STATE_BASE_ADDRESS), sba) {
sba.GeneralStateBaseAddress = (struct anv_address) { NULL, 0 };
sba.GeneralStateMOCS = mocs;
@@ -155,6 +169,19 @@ genX(cmd_buffer_emit_state_base_address)(struct anv_cmd_buffer *cmd_buffer)
# endif
}
#if GEN_GEN == 12
/* GEN:BUG:1607854226:
*
* Put the pipeline back into compute mode.
*/
if (cmd_buffer->state.current_pipeline != _3D) {
anv_batch_emit(&cmd_buffer->batch, GENX(PIPELINE_SELECT), ps) {
ps.MaskBits = 3;
ps.PipelineSelection = cmd_buffer->state.current_pipeline;
}
}
#endif
/* After re-setting the surface state base address, we have to do some
* cache flusing so that the sampler engine will pick up the new
* SURFACE_STATE objects and binding tables. From the Broadwell PRM,