From 37c92dc303dd0977134d1c8501f057de407473ec Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Tue, 22 Oct 2019 12:51:55 +0300 Subject: [PATCH] drm/i915: Add new CNL PCH ID seen on a CML platform MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Atm we don't detect a PCH with PCI ID 0xA3C1 which showed up now on a CML platform. We don't have the official assignment of the PCH PCI IDs, but this looks like a CNP which was already used on CML platforms. Let's add the new ID->PCH type mapping accordingly. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=112051 Reported-and-tested-by: Cyrus Cc: Cyrus Signed-off-by: Imre Deak Reviewed-by: José Roberto de Souza Link: https://patchwork.freedesktop.org/patch/msgid/20191022095155.30991-1-imre.deak@intel.com --- drivers/gpu/drm/i915/intel_pch.c | 1 + drivers/gpu/drm/i915/intel_pch.h | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_pch.c b/drivers/gpu/drm/i915/intel_pch.c index bb1cb6f12a50..000ba43e2c02 100644 --- a/drivers/gpu/drm/i915/intel_pch.c +++ b/drivers/gpu/drm/i915/intel_pch.c @@ -62,6 +62,7 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id) /* KBP is SPT compatible */ return PCH_SPT; case INTEL_PCH_CNP_DEVICE_ID_TYPE: + case INTEL_PCH_CNP2_DEVICE_ID_TYPE: DRM_DEBUG_KMS("Found Cannon Lake PCH (CNP)\n"); WARN_ON(!IS_CANNONLAKE(dev_priv) && !IS_COFFEELAKE(dev_priv)); return PCH_CNP; diff --git a/drivers/gpu/drm/i915/intel_pch.h b/drivers/gpu/drm/i915/intel_pch.h index f4dc18c34291..1115c6a0522c 100644 --- a/drivers/gpu/drm/i915/intel_pch.h +++ b/drivers/gpu/drm/i915/intel_pch.h @@ -40,6 +40,7 @@ enum intel_pch { #define INTEL_PCH_SPT_LP_DEVICE_ID_TYPE 0x9D00 #define INTEL_PCH_KBP_DEVICE_ID_TYPE 0xA280 #define INTEL_PCH_CNP_DEVICE_ID_TYPE 0xA300 +#define INTEL_PCH_CNP2_DEVICE_ID_TYPE 0xA380 #define INTEL_PCH_CNP_LP_DEVICE_ID_TYPE 0x9D80 #define INTEL_PCH_CMP_DEVICE_ID_TYPE 0x0280 #define INTEL_PCH_CMP2_DEVICE_ID_TYPE 0x0680 -- 2.45.2