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drm/i915/dp: add HAS_DP20 macro

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Let's abstract the DP 2.0 feature. Initially just DG2.

Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/3746e700641bc17eff270569387fe869707d92ed.1631191763.git.jani.nikula@intel.com
This commit is contained in:
Jani Nikula 2021-09-09 15:52:02 +03:00
parent 79ac2b1bc9
commit 1d71391724
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/i915/i915_drv.h
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@ -1641,6 +1641,7 @@ 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_CDCLK_CRAWL(dev_priv) (INTEL_INFO(dev_priv)->display.has_cdclk_crawl)
#define HAS_DDI(dev_priv) (INTEL_INFO(dev_priv)->display.has_ddi)