[Intel-gfx] [PATCH v3 10/13] drm/i915/dp: add HAS_DP20 macro

[Jani Nikula]

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

Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 37c1ca266bcd..14416bd789b6 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -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)
-- 
2.30.2