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drm/i915/cnl: Cannonlake uses CNP PCH. 

Avoid warning when CNP is detected with CNL.

Also let's force it on the virtual detection.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1496781040-20888-2-git-send-email-rodrigo.vivi@intel.com
This commit is contained in:
Rodrigo Vivi 2017-06-06 13:30:31 -07:00
parent 413f3c19f8
commit acf1dba661
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/i915/i915_drv.c
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@ -139,6 +139,8 @@ 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)) {
ret = PCH_CNP;
}
return ret;
@ -222,9 +224,11 @@ 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));
} 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));
} else if ((id == INTEL_PCH_P2X_DEVICE_ID_TYPE) ||
(id == INTEL_PCH_P3X_DEVICE_ID_TYPE) ||
((id == INTEL_PCH_QEMU_DEVICE_ID_TYPE) &&