[Intel-gfx] [PATCH] drm/i915/mtl: Meteorlake and later support DP 2.0

[Shankar, Uma]

> -----Original Message-----
> From: Nikula, Jani <jani.nikula at intel.com>
> Sent: Wednesday, August 17, 2022 5:50 PM
> To: intel-gfx at lists.freedesktop.org
> Cc: Nikula, Jani <jani.nikula at intel.com>; Shankar, Uma <uma.shankar at intel.com>
> Subject: [PATCH] drm/i915/mtl: Meteorlake and later support DP 2.0
> 
> Meteorlake and newer platforms support DP 2.0.

Reviewed-by: Uma Shankar <uma.shankar at intel.com>

> Cc: Uma Shankar <uma.shankar at intel.com>
> Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> ---
>  drivers/gpu/drm/i915/i915_drv.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 086bbe8945d6..b4733c5a01da 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -1255,7 +1255,7 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
>  #define HAS_IPS(dev_priv)	(IS_HSW_ULT(dev_priv) ||
> IS_BROADWELL(dev_priv))
> 
>  #define HAS_DP_MST(dev_priv)	(INTEL_INFO(dev_priv)->display.has_dp_mst)
> -#define HAS_DP20(dev_priv)	(IS_DG2(dev_priv))
> +#define HAS_DP20(dev_priv)	(IS_DG2(dev_priv) || DISPLAY_VER(dev_priv) >= 14)
> 
>  #define HAS_CDCLK_CRAWL(dev_priv)	 (INTEL_INFO(dev_priv)-
> >display.has_cdclk_crawl)
>  #define HAS_DDI(dev_priv)		 (INTEL_INFO(dev_priv)->display.has_ddi)
> --
> 2.34.1