Re: [igt-dev] [PATCH RFC i-g-t 08/10] lib/igt_fb.c: Update tile sizes for GEN12 Color Clear

Radhakrishna Sripada
2019-10-29T21:29:09Z

On Wed, Sep 25, 2019 at 04:09:29PM +0300, Mika Kahola wrote:
> Update tile sizes for GEN12 Color Clear.
>
> Signed-off-by: Mika Kahola <mika.kahola@intel.com>
> ---
> lib/igt_fb.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/lib/igt_fb.c b/lib/igt_fb.c
> index 618e7a63..603636be 100644
> --- a/lib/igt_fb.c
> +++ b/lib/igt_fb.c
> @@ -383,6 +383,7 @@ void igt_get_fb_tile_size(int fd, uint64_t modifier, int fb_bpp,
> break;
> case LOCAL_I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS:
> case LOCAL_I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS:
> + case LOCAL_I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC:
> igt_require_intel(fd);
> switch (fb_bpp) {
> case 8:
> @@ -466,6 +467,7 @@ static bool is_ccs_modifier(uint64_t modifier)
>
> return modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS ||
> modifier == I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS ||
> + modifier == I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC ||
I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC uses 3 planes. The third plane for Clear Color structure.
We need to make additional changes to support 3rd plane.

- Radhakrishna(RK) Sripada
> modifier == I915_FORMAT_MOD_Y_TILED_CCS ||
> modifier == I915_FORMAT_MOD_Yf_TILED_CCS;
> }
> @@ -688,6 +690,7 @@ uint64_t igt_fb_mod_to_tiling(uint64_t modifier)
> case LOCAL_I915_FORMAT_MOD_Y_TILED_CCS:
> case LOCAL_I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS:
> case LOCAL_I915_FORMAT_MOD_Y_TILED_GEN12_MC_CCS:
> + case LOCAL_I915_FORMAT_MOD_Y_TILED_GEN12_RC_CCS_CC:
> return I915_TILING_Y;
> case LOCAL_I915_FORMAT_MOD_Yf_TILED:
> case LOCAL_I915_FORMAT_MOD_Yf_TILED_CCS:
> --
> 2.17.1
>
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