[Mesa-dev] [PATCH 1/3] i965: Add #defines for Broadwell HiZ workarounds in CACHE_MODE_1.

[Kristian Høgsberg]

On Wed, Oct 22, 2014 at 8:58 AM, Kenneth Graunke <kenneth at whitecape.org> wrote:
> This patch adds macros needed for the HiZ PMA stall optimization.
>
> Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>

Reviewed-by: Kristian Høgsberg <krh at bitplanet.net>

> ---
>  src/mesa/drivers/dri/i965/intel_reg.h | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/src/mesa/drivers/dri/i965/intel_reg.h b/src/mesa/drivers/dri/i965/intel_reg.h
> index 45b82ad..5ac0180 100644
> --- a/src/mesa/drivers/dri/i965/intel_reg.h
> +++ b/src/mesa/drivers/dri/i965/intel_reg.h
> @@ -138,3 +138,9 @@
>  #define GEN7_3DPRIM_INSTANCE_COUNT      0x2438
>  #define GEN7_3DPRIM_START_INSTANCE      0x243C
>  #define GEN7_3DPRIM_BASE_VERTEX         0x2440
> +
> +#define GEN7_CACHE_MODE_1               0x7004
> +# define GEN8_HIZ_NP_PMA_FIX_ENABLE        (1 << 11)
> +# define GEN8_HIZ_NP_EARLY_Z_FAILS_DISABLE (1 << 13)
> +# define GEN8_HIZ_PMA_MASK_BITS \
> +   ((GEN8_HIZ_NP_PMA_FIX_ENABLE | GEN8_HIZ_NP_EARLY_Z_FAILS_DISABLE) << 16)
> --
> 2.1.2
>
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