[Intel-gfx] [PATCH] drm/i915/aml: Allow SPT PCH for all AML devices

[James Ausmus]

Even the AML devices that behave like CFLs can be paired with an SPT
PCH. Allow this to happen without blowing up dmesg.

BSpec: 33665

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=112013
Cc: Quanxian Wang <quanxian.wang at intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
Signed-off-by: James Ausmus <james.ausmus at intel.com>
---
 drivers/gpu/drm/i915/intel_pch.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_pch.c b/drivers/gpu/drm/i915/intel_pch.c
index 1035d3d46fd8..bb1cb6f12a50 100644
--- a/drivers/gpu/drm/i915/intel_pch.c
+++ b/drivers/gpu/drm/i915/intel_pch.c
@@ -52,7 +52,8 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id)
 		return PCH_SPT;
 	case INTEL_PCH_SPT_LP_DEVICE_ID_TYPE:
 		DRM_DEBUG_KMS("Found SunrisePoint LP PCH\n");
-		WARN_ON(!IS_SKYLAKE(dev_priv) && !IS_KABYLAKE(dev_priv));
+		WARN_ON(!IS_SKYLAKE(dev_priv) && !IS_KABYLAKE(dev_priv) &&
+			!IS_COFFEELAKE(dev_priv));
 		return PCH_SPT;
 	case INTEL_PCH_KBP_DEVICE_ID_TYPE:
 		DRM_DEBUG_KMS("Found Kaby Lake PCH (KBP)\n");
-- 
2.23.0