[Intel-gfx] [PATCH] drm/i915/display: Add HDR mode helper function

[Ville Syrjälä]

On Tue, Sep 07, 2021 at 05:06:58PM +0530, Tejas Upadhyay wrote:
> Add helper function with returns if HDR mode in on
> 
> Signed-off-by: Tejas Upadhyay <tejaskumarx.surendrakumar.upadhyay at intel.com>

Sorry for the lag. This kept slipping my mind.

I fixed up the alignment a bit and pushed to drm-intel-next. Thanks.

> ---
>  drivers/gpu/drm/i915/display/intel_display.c | 9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> index 1f447ba776c7..51008600a180 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -182,6 +182,12 @@ static void intel_update_czclk(struct drm_i915_private *dev_priv)
>  		dev_priv->czclk_freq);
>  }
>  
> +static bool is_hdr_mode(const struct intel_crtc_state *crtc_state)
> +{
> +	return (crtc_state->active_planes & ~(icl_hdr_plane_mask() |
> +		BIT(PLANE_CURSOR))) == 0;
> +}
> +
>  /* WA Display #0827: Gen9:all */
>  static void
>  skl_wa_827(struct drm_i915_private *dev_priv, enum pipe pipe, bool enable)
> @@ -5257,8 +5263,7 @@ static void bdw_set_pipemisc(const struct intel_crtc_state *crtc_state)
>  			PIPEMISC_YUV420_MODE_FULL_BLEND;
>  
>  	if (DISPLAY_VER(dev_priv) >= 11 &&
> -	    (crtc_state->active_planes & ~(icl_hdr_plane_mask() |
> -					   BIT(PLANE_CURSOR))) == 0)
> +	    is_hdr_mode(crtc_state))
>  		val |= PIPEMISC_HDR_MODE_PRECISION;
>  
>  	if (DISPLAY_VER(dev_priv) >= 12)
> -- 
> 2.31.1

-- 
Ville Syrjälä
Intel