drm/i915/cfl: Coffee Lake reuses Kabylake DMC.

both platforms. We haven't recieved any separated release
specifically for Coffee Lake so let's just re-use what
is already there for Kabylake.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1497038550-30910-1-git-send-email-rodrigo.vivi@intel.com

drivers/gpu/drm/i915/i915_pci.c

@@ -426,6 +426,7 @@ static const struct intel_device_info intel_kabylake_gt3_info = {
 	BDW_FEATURES, \
 	.gen = 9, \
 	.platform = INTEL_COFFEELAKE, \
+	.has_csr = 1, \
 	.has_guc = 1, \
 	.ddb_size = 896
 

drivers/gpu/drm/i915/intel_csr.c

@@ -291,7 +291,7 @@ static uint32_t *parse_csr_fw(struct drm_i915_private *dev_priv,
 
 	if (IS_GEMINILAKE(dev_priv)) {
 		required_version = GLK_CSR_VERSION_REQUIRED;
-	} else if (IS_KABYLAKE(dev_priv)) {
+	} else if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv)) {
 		required_version = KBL_CSR_VERSION_REQUIRED;
 	} else if (IS_SKYLAKE(dev_priv)) {
 		required_version = SKL_CSR_VERSION_REQUIRED;
@@ -440,7 +440,7 @@ void intel_csr_ucode_init(struct drm_i915_private *dev_priv)
 
 	if (IS_GEMINILAKE(dev_priv))
 		csr->fw_path = I915_CSR_GLK;
-	else if (IS_KABYLAKE(dev_priv))
+	else if (IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv))
 		csr->fw_path = I915_CSR_KBL;
 	else if (IS_SKYLAKE(dev_priv))
 		csr->fw_path = I915_CSR_SKL;