Attachment 120565 Details for Bug 93323 – gen7_flush_caches_before_pipeline_select.patch

[patch] gen7_flush_caches_before_pipeline_select.patch

gen7_flush_caches_before_pipeline_select.patch (text/plain), 1.31 KB, created by Francisco Jerez on 2015-12-17 15:49:54 UTC

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Creator: Francisco Jerez

Created: 2015-12-17 15:49:54 UTC

Size: 1.31 KB

patch

obsolete

>diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c
>index cf6ba5b..754750d 100644
>--- a/src/mesa/drivers/dri/i965/brw_misc_state.c
>+++ b/src/mesa/drivers/dri/i965/brw_misc_state.c
>@@ -868,6 +868,22 @@ brw_emit_select_pipeline(struct brw_context *brw, enum brw_pipeline pipeline)
>    const uint32_t _3DSTATE_PIPELINE_SELECT =
>       is_965 ? CMD_PIPELINE_SELECT_965 : CMD_PIPELINE_SELECT_GM45;
> 
>+   if (brw->gen == 7) {
>+      brw_emit_pipe_control_flush(brw,
>+                                  PIPE_CONTROL_RENDER_TARGET_FLUSH |
>+                                  PIPE_CONTROL_DEPTH_CACHE_FLUSH |
>+                                  PIPE_CONTROL_DATA_CACHE_INVALIDATE |
>+                                  PIPE_CONTROL_NO_WRITE |
>+                                  PIPE_CONTROL_CS_STALL);
>+
>+      brw_emit_pipe_control_flush(brw,
>+                                  PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE |
>+                                  PIPE_CONTROL_CONST_CACHE_INVALIDATE |
>+                                  PIPE_CONTROL_STATE_CACHE_INVALIDATE |
>+                                  PIPE_CONTROL_INSTRUCTION_INVALIDATE |
>+                                  PIPE_CONTROL_NO_WRITE);
>+   }
>+
>    /* Select the pipeline */
>    BEGIN_BATCH(1);
>    OUT_BATCH(_3DSTATE_PIPELINE_SELECT << 16 |

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