From 7f02889292e2e3fe6390b98d4ebc3dd67f20a812 Mon Sep 17 00:00:00 2001
From: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Date: Thu, 11 Jul 2019 10:30:57 -0700
Subject: drm/i915/tgl: Introduce Tiger Lake PCH
Git-commit: 7f02889292e2e3fe6390b98d4ebc3dd67f20a812
Patch-mainline: v5.4-rc1
References: bsc#1152489
Add the enum additions to TGP.
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: David Weinehall <david.weinehall@intel.com>
Cc: James Ausmus <james.ausmus@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190711173115.28296-4-lucas.demarchi@intel.com
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
drivers/gpu/drm/i915/i915_drv.c | 4 ++++
drivers/gpu/drm/i915/i915_drv.h | 3 +++
2 files changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 12182d2fc03c..93441f2aaf15 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -224,6 +224,10 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id)
DRM_DEBUG_KMS("Found Mule Creek Canyon PCH\n");
WARN_ON(!IS_ELKHARTLAKE(dev_priv));
return PCH_MCC;
+ case INTEL_PCH_TGP_DEVICE_ID_TYPE:
+ DRM_DEBUG_KMS("Found Tiger Lake LP PCH\n");
+ WARN_ON(!IS_TIGERLAKE(dev_priv));
+ return PCH_TGP;
default:
return PCH_NONE;
}
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index e89a553cc902..56527a7a1666 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -536,6 +536,7 @@ enum intel_pch {
PCH_CNP, /* Cannon/Comet Lake PCH */
PCH_ICP, /* Ice Lake PCH */
PCH_MCC, /* Mule Creek Canyon PCH */
+ PCH_TGP, /* Tiger Lake PCH */
};
#define QUIRK_LVDS_SSC_DISABLE (1<<1)
@@ -2320,6 +2321,7 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
#define INTEL_PCH_ICP_DEVICE_ID_TYPE 0x3480
#define INTEL_PCH_MCC_DEVICE_ID_TYPE 0x4B00
#define INTEL_PCH_MCC2_DEVICE_ID_TYPE 0x3880
+#define INTEL_PCH_TGP_DEVICE_ID_TYPE 0xA080
#define INTEL_PCH_P2X_DEVICE_ID_TYPE 0x7100
#define INTEL_PCH_P3X_DEVICE_ID_TYPE 0x7000
#define INTEL_PCH_QEMU_DEVICE_ID_TYPE 0x2900 /* qemu q35 has 2918 */
@@ -2327,6 +2329,7 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
#define INTEL_PCH_TYPE(dev_priv) ((dev_priv)->pch_type)
#define INTEL_PCH_ID(dev_priv) ((dev_priv)->pch_id)
#define HAS_PCH_MCC(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_MCC)
+#define HAS_PCH_TGP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_TGP)
#define HAS_PCH_ICP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_ICP)
#define HAS_PCH_CNP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_CNP)
#define HAS_PCH_SPT(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_SPT)
--
2.28.0