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authorJosé Roberto de Souza <jose.souza@intel.com>2019-10-25 17:13:22 -0700
committerJosé Roberto de Souza <jose.souza@intel.com>2019-10-29 12:12:48 -0700
commitee595888e1c25fb31bbc10a317a576311356babd (patch)
tree36dfc5ffb41341ab4014aafc2e8916df7ad8e367 /drivers/gpu/drm/i915/intel_device_info.c
parent7a40aac1d77ab05ca375ac34de44e7972cc61dc3 (diff)
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drm/i915/display/icl+: Check if DMC is fused off
Check if DMC is fused off and handle it. Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Cc: Martin Peres <martin.peres@linux.intel.com> Reviewed-by: Ramalingam C <ramalingam.c@intel.com> Signed-off-by: José Roberto de Souza <jose.souza@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20191026001323.216052-4-jose.souza@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_device_info.c')
-rw-r--r--drivers/gpu/drm/i915/intel_device_info.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index a3e90714cfa2..fa6464879142 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -987,6 +987,9 @@ void intel_device_info_runtime_init(struct drm_i915_private *dev_priv)
if (dfsm & SKL_DFSM_DISPLAY_PM_DISABLE)
info->display.has_fbc = 0;
+
+ if (INTEL_GEN(dev_priv) >= 11 && (dfsm & ICL_DFSM_DMC_DISABLE))
+ info->display.has_csr = 0;
}
/* Initialize slice/subslice/EU info */