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path: root/drivers/gpu/drm/i915/intel_pch.c
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_pch.c')
-rw-r--r--drivers/gpu/drm/i915/intel_pch.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_pch.c b/drivers/gpu/drm/i915/intel_pch.c
index ecaf314d60b6..7476f0e063c6 100644
--- a/drivers/gpu/drm/i915/intel_pch.c
+++ b/drivers/gpu/drm/i915/intel_pch.c
@@ -121,13 +121,18 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id)
case INTEL_PCH_TGP2_DEVICE_ID_TYPE:
drm_dbg_kms(&dev_priv->drm, "Found Tiger Lake LP PCH\n");
drm_WARN_ON(&dev_priv->drm, !IS_TIGERLAKE(dev_priv) &&
- !IS_ROCKETLAKE(dev_priv));
+ !IS_ROCKETLAKE(dev_priv) &&
+ !IS_GEN9_BC(dev_priv));
return PCH_TGP;
case INTEL_PCH_JSP_DEVICE_ID_TYPE:
case INTEL_PCH_JSP2_DEVICE_ID_TYPE:
drm_dbg_kms(&dev_priv->drm, "Found Jasper Lake PCH\n");
drm_WARN_ON(&dev_priv->drm, !IS_JSL_EHL(dev_priv));
return PCH_JSP;
+ case INTEL_PCH_ADP_DEVICE_ID_TYPE:
+ drm_dbg_kms(&dev_priv->drm, "Found Alder Lake PCH\n");
+ drm_WARN_ON(&dev_priv->drm, !IS_ALDERLAKE_S(dev_priv));
+ return PCH_ADP;
default:
return PCH_NONE;
}
@@ -156,7 +161,9 @@ intel_virt_detect_pch(const struct drm_i915_private *dev_priv,
* make an educated guess as to which PCH is really there.
*/
- if (IS_TIGERLAKE(dev_priv) || IS_ROCKETLAKE(dev_priv))
+ if (IS_ALDERLAKE_S(dev_priv))
+ id = INTEL_PCH_ADP_DEVICE_ID_TYPE;
+ else if (IS_TIGERLAKE(dev_priv) || IS_ROCKETLAKE(dev_priv))
id = INTEL_PCH_TGP_DEVICE_ID_TYPE;
else if (IS_JSL_EHL(dev_priv))
id = INTEL_PCH_MCC_DEVICE_ID_TYPE;