On Fri, 2018-12-21 at 19:14 +0200, Ville Syrjala wrote:
> From: Ville Syrjälä <[email protected]>
> 
> The spec used to say "8bpp" which someone took to mean 8 bytes per
> pixel when in fact it was supposed to be 8 bits per pixel. The
> spec has been updated to make it more clear now. Fix the code
> to match.
> 
> Signed-off-by: Ville Syrjälä <[email protected]>
> ---
>  drivers/gpu/drm/i915/intel_pm.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_pm.c
> b/drivers/gpu/drm/i915/intel_pm.c
> index 0aac7e7b660f..55a1c577f060 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -4618,7 +4618,7 @@ skl_compute_plane_wm_params(const struct
> intel_crtc_state *cstate,
>                                                            intel_p
> state);
>  
>       if (INTEL_GEN(dev_priv) >= 11 &&
> -         fb->modifier == I915_FORMAT_MOD_Yf_TILED && wp->cpp ==
> 8)
> +         fb->modifier == I915_FORMAT_MOD_Yf_TILED && wp->cpp ==
> 1)
>               wp->dbuf_block_size = 256;
>       else
>               wp->dbuf_block_size = 512;

Interesting how this small misunderstanding could affect our bugs
previously.

Reviewed-by: Stanislav Lisovskiy <[email protected]>

-- 
Best Regards,

Lisovskiy Stanislav
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