From: Anusha Srivatsa <anusha.srivatsa@xxxxxxxxx>
Comet Lake PCH is based off of Cannon Point(CNP).
Add PCI ID for Comet Lake PCH.
Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Cc: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.c | 2 ++
drivers/gpu/drm/i915/i915_drv.h | 3 ++-
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 1b2f5a6f8c25..7934f19ed250 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -186,6 +186,8 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id)
return PCH_CNP;
case INTEL_PCH_CNP_LP_DEVICE_ID_TYPE:
DRM_DEBUG_KMS("Found Cannon Lake LP PCH (CNP-LP)\n");
+ case INTEL_PCH_CMP_DEVICE_ID_TYPE:
+ DRM_DEBUG_KMS("Found Comet Lake LP PCH (CMP)\n");
WARN_ON(!IS_CANNONLAKE(dev_priv) && !IS_COFFEELAKE(dev_priv));
return PCH_CNP;
case INTEL_PCH_ICP_DEVICE_ID_TYPE:
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 453af7438e67..55298e19e740 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -530,7 +530,7 @@ enum intel_pch {
PCH_LPT, /* Lynxpoint/Wildcatpoint PCH */
PCH_SPT, /* Sunrisepoint PCH */
PCH_KBP, /* Kaby Lake PCH */
- PCH_CNP, /* Cannon Lake PCH */
+ PCH_CNP, /* Cannon/Comet Lake PCH */
PCH_ICP, /* Ice Lake PCH */
PCH_NOP, /* PCH without south display */
};
@@ -2552,6 +2552,7 @@ static inline unsigned int i915_sg_segment_size(void)
#define INTEL_PCH_KBP_DEVICE_ID_TYPE 0xA280
#define INTEL_PCH_CNP_DEVICE_ID_TYPE 0xA300
#define INTEL_PCH_CNP_LP_DEVICE_ID_TYPE 0x9D80
+#define INTEL_PCH_CMP_DEVICE_ID_TYPE 0x0280
#define INTEL_PCH_ICP_DEVICE_ID_TYPE 0x3480
#define INTEL_PCH_P2X_DEVICE_ID_TYPE 0x7100
#define INTEL_PCH_P3X_DEVICE_ID_TYPE 0x7000
--
2.21.0
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