[Intel-gfx] [igt PATCH] gen9: fix gem_render_copy 3d state setup

[Damien Lespiau]

On Thu, Jan 29, 2015 at 12:03:19AM -0800, Imre Deak wrote:
> Without emitting the default 3DSTATE_WM_DEPTH_STENCIL state the test
> will fail.
> 
> Signed-off-by: Imre Deak <imre.deak at intel.com>

Question: Wasn't the golden context supposed to paper over those?

-- 
Damien

> ---
>  lib/rendercopy_gen9.c | 10 ++++++++--
>  1 file changed, 8 insertions(+), 2 deletions(-)
> 
> diff --git a/lib/rendercopy_gen9.c b/lib/rendercopy_gen9.c
> index e20a84f..b7b133c 100644
> --- a/lib/rendercopy_gen9.c
> +++ b/lib/rendercopy_gen9.c
> @@ -821,7 +821,13 @@ gen8_emit_ps(struct intel_batchbuffer *batch, uint32_t kernel) {
>  }
>  
>  static void
> -gen8_emit_depth(struct intel_batchbuffer *batch) {
> +gen9_emit_depth(struct intel_batchbuffer *batch)
> +{
> +	OUT_BATCH(GEN8_3DSTATE_WM_DEPTH_STENCIL | (4 - 2));
> +	OUT_BATCH(0);
> +	OUT_BATCH(0);
> +	OUT_BATCH(0);
> +
>  	OUT_BATCH(GEN7_3DSTATE_DEPTH_BUFFER | (8-2));
>  	OUT_BATCH(0);
>  	OUT_BATCH(0);
> @@ -999,7 +1005,7 @@ void gen9_render_copyfunc(struct intel_batchbuffer *batch,
>  	OUT_BATCH(GEN6_3DSTATE_SCISSOR_STATE_POINTERS);
>  	OUT_BATCH(scissor_state);
>  
> -	gen8_emit_depth(batch);
> +	gen9_emit_depth(batch);
>  
>  	gen7_emit_clear(batch);
>  
> -- 
> 1.9.1
> 
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