[Intel-gfx] [PATCH] drm/i915: update DSC feature flag handling during device init

[Vinod Govindapillai]

DSC feature information is no longer part of the DFSM register in
some display generations.

Bspec:50075
Signed-off-by: Vinod Govindapillai <vinod.govindapil...@intel.com>
---
 drivers/gpu/drm/i915/intel_device_info.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_device_info.c 
b/drivers/gpu/drm/i915/intel_device_info.c
index 908ec241fe71..17d2e3293892 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -480,7 +480,7 @@ void intel_device_info_runtime_init(struct drm_i915_private 
*dev_priv)
                if (DISPLAY_VER(dev_priv) >= 11 && (dfsm & 
ICL_DFSM_DMC_DISABLE))
                        runtime->has_dmc = 0;
 
-               if (DISPLAY_VER(dev_priv) >= 10 &&
+               if (IS_DISPLAY_VER(dev_priv, 10, 12) &&
                    (dfsm & GLK_DFSM_DISPLAY_DSC_DISABLE))
                        runtime->has_dsc = 0;
        }
-- 
2.34.1