drm/amdgpu/radeon: Use radeon by default for CIK GPUs

Even if CONFIG_DRM_AMDGPU_CIK is enabled.

There is no feature parity yet for CIK, in particular amdgpu doesn't
support HDMI/DisplayPort audio without DC.

v2:
* Clarify the lack of feature parity being related to HDMI/DP audio.
* Fix "SI" typo in DRM_AMDGPU_CIK help entry.

Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index bd35c83..92e93b3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -98,7 +98,7 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
 			dev_info(dev->dev,
 				 "SI support provided by radeon.\n");
 			dev_info(dev->dev,
-		"Use radeon.si_support=0 amdgpu.si_support=1 to override.\n"
+				 "Use radeon.si_support=0 amdgpu.si_support=1 to override.\n"
 				);
 			return -ENODEV;
 		}
@@ -113,7 +113,10 @@ int amdgpu_driver_load_kms(struct drm_device *dev, unsigned long flags)
 		case CHIP_KABINI:
 		case CHIP_MULLINS:
 			dev_info(dev->dev,
-				 "CIK support disabled by module param\n");
+				 "CIK support provided by radeon.\n");
+			dev_info(dev->dev,
+				 "Use radeon.cik_support=0 amdgpu.cik_support=1 to override.\n"
+				);
 			return -ENODEV;
 		}
 	}