From: Anusha Srivatsa Date: Mon, 18 Mar 2019 20:01:33 +0000 (-0700) Subject: drm/i915/cml: Introduce Comet Lake PCH X-Git-Tag: v5.2-rc1~118^2~35^2~1 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=729ae330a0f2e270db2ca70c06a83d0aa2776288;p=linux.git drm/i915/cml: Introduce Comet Lake PCH Comet Lake PCH is based off of Cannon Point(CNP). Add PCI ID for Comet Lake PCH. v2: Code cleanup (DK) v3: Comment cleanup (Jani) Cc: Jani Nikula Cc: Dhinakaran Pandiyan Cc: Rodrigo Vivi Signed-off-by: Anusha Srivatsa Reviewed-by: Rodrigo Vivi Link: https://patchwork.freedesktop.org/patch/msgid/20190318200133.9666-2-anusha.srivatsa@intel.com --- diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 707c3a0d1ed9..b3d2524ce7cc 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -188,6 +188,11 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id) DRM_DEBUG_KMS("Found Cannon Lake LP PCH (CNP-LP)\n"); WARN_ON(!IS_CANNONLAKE(dev_priv) && !IS_COFFEELAKE(dev_priv)); return PCH_CNP; + case INTEL_PCH_CMP_DEVICE_ID_TYPE: + DRM_DEBUG_KMS("Found Comet Lake PCH (CMP)\n"); + WARN_ON(!IS_COFFEELAKE(dev_priv)); + /* CometPoint is CNP Compatible */ + return PCH_CNP; case INTEL_PCH_ICP_DEVICE_ID_TYPE: DRM_DEBUG_KMS("Found Ice Lake PCH\n"); WARN_ON(!IS_ICELAKE(dev_priv)); diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index c65c2e6649df..58f038ffe6ce 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -537,7 +537,7 @@ 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 */ }; @@ -2547,6 +2547,7 @@ 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