So let's force it on the virtual detection.
Also it is still the only silicon for now on this PCH,
so WARN otherwise.
v2: Rebased on top of Cannonlake and added the missed
debug message as pointed by DK.
Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Reviewed-by: Anusha Srivatsa <anusha.srivatsa@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 7a925c5..1f802de 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -139,8 +139,9 @@ static enum intel_pch intel_virt_detect_pch(struct drm_i915_private *dev_priv)
} else if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv)) {
ret = PCH_SPT;
DRM_DEBUG_KMS("Assuming SunrisePoint PCH\n");
- } else if (IS_CANNONLAKE(dev_priv)) {
+ } else if (IS_COFFEELAKE(dev_priv) || IS_CANNONLAKE(dev_priv)) {
ret = PCH_CNP;
+ DRM_DEBUG_KMS("Assuming CannonPoint PCH\n");
}
return ret;
@@ -224,11 +225,13 @@ static void intel_detect_pch(struct drm_i915_private *dev_priv)
} else if (id == INTEL_PCH_CNP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CNP;
DRM_DEBUG_KMS("Found CannonPoint PCH\n");
- WARN_ON(!IS_CANNONLAKE(dev_priv));
+ WARN_ON(!IS_CANNONLAKE(dev_priv) &&
+ !IS_COFFEELAKE(dev_priv));
} else if (id_ext == INTEL_PCH_CNP_LP_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CNP;
DRM_DEBUG_KMS("Found CannonPoint LP PCH\n");
- WARN_ON(!IS_CANNONLAKE(dev_priv));
+ WARN_ON(!IS_CANNONLAKE(dev_priv) &&
+ !IS_COFFEELAKE(dev_priv));
} else if ((id == INTEL_PCH_P2X_DEVICE_ID_TYPE) ||
(id == INTEL_PCH_P3X_DEVICE_ID_TYPE) ||
((id == INTEL_PCH_QEMU_DEVICE_ID_TYPE) &&
--
1.9.1
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