[Mesa-stable] [PATCH] anv/cmd_buffer: Apply flush operations prior to executing secondaries

[Jason Ekstrand]

This apparently fixes rendering corruptions on the Vulkan port of Skia on
some hardware.

On Fri, Mar 24, 2017 at 4:31 PM, Jason Ekstrand <jason at jlekstrand.net>
wrote:

> Cc: "13.0 17.0" <mesa-stable at lists.freedesktop.org>
> ---
>  src/intel/vulkan/genX_cmd_buffer.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/src/intel/vulkan/genX_cmd_buffer.c
> b/src/intel/vulkan/genX_cmd_buffer.c
> index e2364db..8ec882e 100644
> --- a/src/intel/vulkan/genX_cmd_buffer.c
> +++ b/src/intel/vulkan/genX_cmd_buffer.c
> @@ -654,6 +654,11 @@ genX(CmdExecuteCommands)(
>      */
>     genX(cmd_buffer_enable_pma_fix)(primary, false);
>
> +   /* The secondary command buffer doesn't know which textures etc. have
> been
> +    * flushed prior to their execution.  Apply those flushes now.
> +    */
> +   genX(cmd_buffer_apply_pipe_flushes)(primary);
> +
>     for (uint32_t i = 0; i < commandBufferCount; i++) {
>        ANV_FROM_HANDLE(anv_cmd_buffer, secondary, pCmdBuffers[i]);
>
> --
> 2.5.0.400.gff86faf
>
>
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