[Mesa-dev] [PATCH 2/2] ac/radv/radeonsi: refactor max simd waves into common code.

[Bas Nieuwenhuizen]

Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>

for the series.

On Mon, Apr 23, 2018 at 2:17 AM, Dave Airlie <airlied at gmail.com> wrote:
> From: Dave Airlie <airlied at redhat.com>
>
> ---
>  src/amd/common/ac_gpu_info.h             | 16 ++++++++++++++++
>  src/amd/vulkan/radv_shader.c             | 12 +-----------
>  src/gallium/drivers/radeonsi/si_shader.c | 12 +-----------
>  3 files changed, 18 insertions(+), 22 deletions(-)
>
> diff --git a/src/amd/common/ac_gpu_info.h b/src/amd/common/ac_gpu_info.h
> index 9227ff37799..de566c62fa9 100644
> --- a/src/amd/common/ac_gpu_info.h
> +++ b/src/amd/common/ac_gpu_info.h
> @@ -134,6 +134,22 @@ int ac_get_gs_table_depth(enum chip_class chip_class, enum radeon_family family)
>  void ac_get_raster_config(struct radeon_info *info,
>                           uint32_t *raster_config_p,
>                           uint32_t *raster_config_1_p);
> +
> +static inline unsigned ac_get_max_simd_waves(enum radeon_family family)
> +{
> +
> +       switch (family) {
> +       /* These always have 8 waves: */
> +       case CHIP_POLARIS10:
> +       case CHIP_POLARIS11:
> +       case CHIP_POLARIS12:
> +       case CHIP_VEGAM:
> +               return 8;
> +       default:
> +               return 10;
> +       }
> +}
> +
>  #ifdef __cplusplus
>  }
>  #endif
> diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c
> index 8e8a32f0256..aaa67029755 100644
> --- a/src/amd/vulkan/radv_shader.c
> +++ b/src/amd/vulkan/radv_shader.c
> @@ -615,17 +615,7 @@ generate_shader_stats(struct radv_device *device,
>         unsigned max_simd_waves;
>         unsigned lds_per_wave = 0;
>
> -       switch (device->physical_device->rad_info.family) {
> -       /* These always have 8 waves: */
> -       case CHIP_POLARIS10:
> -       case CHIP_POLARIS11:
> -       case CHIP_POLARIS12:
> -       case CHIP_VEGAM:
> -               max_simd_waves = 8;
> -               break;
> -       default:
> -               max_simd_waves = 10;
> -       }
> +       max_simd_waves = ac_get_max_simd_waves(device->physical_device->rad_info.family);
>
>         conf = &variant->config;
>
> diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
> index 4eff4f57b97..b866f14623e 100644
> --- a/src/gallium/drivers/radeonsi/si_shader.c
> +++ b/src/gallium/drivers/radeonsi/si_shader.c
> @@ -5459,17 +5459,7 @@ static void si_calculate_max_simd_waves(struct si_shader *shader)
>         unsigned lds_per_wave = 0;
>         unsigned max_simd_waves;
>
> -       switch (sscreen->info.family) {
> -       /* These always have 8 waves: */
> -       case CHIP_POLARIS10:
> -       case CHIP_POLARIS11:
> -       case CHIP_POLARIS12:
> -       case CHIP_VEGAM:
> -               max_simd_waves = 8;
> -               break;
> -       default:
> -               max_simd_waves = 10;
> -       }
> +       max_simd_waves = ac_get_max_simd_waves(sscreen->info.family);
>
>         /* Compute LDS usage for PS. */
>         switch (shader->selector->type) {
> --
> 2.14.3
>
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