diff options
| author | Radhakrishna Sripada <radhakrishna.sripada@intel.com> | 2022-08-18 16:41:47 -0700 |
|---|---|---|
| committer | Radhakrishna Sripada <radhakrishna.sripada@intel.com> | 2022-08-25 12:50:40 -0700 |
| commit | b078c16bde6d7eac1eac4be0dff07e3b77fe4cdf (patch) | |
| tree | 32271182ec3979df84c8ce5215ec06c9f9e2472b | |
| parent | 08e9505fa8f9aa00072a47b6f234d89b6b27a89c (diff) | |
| download | linux-b078c16bde6d7eac1eac4be0dff07e3b77fe4cdf.tar.gz | |
drm/i915/mtl: Add PCH support
Add support for Meteorpoint(MTP) PCH used with Meteorlake.
Cc: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: Clint Taylor <clinton.a.taylor@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220818234202.451742-7-radhakrishna.sripada@intel.com
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pch.c | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_pch.h | 4 |
2 files changed, 12 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_pch.c b/drivers/gpu/drm/i915/intel_pch.c index 0fec25be146a..ba9843cb1b13 100644 --- a/drivers/gpu/drm/i915/intel_pch.c +++ b/drivers/gpu/drm/i915/intel_pch.c @@ -138,6 +138,11 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id) drm_WARN_ON(&dev_priv->drm, !IS_ALDERLAKE_S(dev_priv) && !IS_ALDERLAKE_P(dev_priv)); return PCH_ADP; + case INTEL_PCH_MTP_DEVICE_ID_TYPE: + case INTEL_PCH_MTP2_DEVICE_ID_TYPE: + drm_dbg_kms(&dev_priv->drm, "Found Meteor Lake PCH\n"); + drm_WARN_ON(&dev_priv->drm, !IS_METEORLAKE(dev_priv)); + return PCH_MTP; default: return PCH_NONE; } @@ -166,7 +171,9 @@ intel_virt_detect_pch(const struct drm_i915_private *dev_priv, * make an educated guess as to which PCH is really there. */ - if (IS_ALDERLAKE_S(dev_priv) || IS_ALDERLAKE_P(dev_priv)) + if (IS_METEORLAKE(dev_priv)) + id = INTEL_PCH_MTP_DEVICE_ID_TYPE; + else if (IS_ALDERLAKE_S(dev_priv) || IS_ALDERLAKE_P(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; diff --git a/drivers/gpu/drm/i915/intel_pch.h b/drivers/gpu/drm/i915/intel_pch.h index 7c8ce9781d1a..32aff5a70d04 100644 --- a/drivers/gpu/drm/i915/intel_pch.h +++ b/drivers/gpu/drm/i915/intel_pch.h @@ -25,6 +25,7 @@ enum intel_pch { PCH_ICP, /* Ice Lake/Jasper Lake PCH */ PCH_TGP, /* Tiger Lake/Mule Creek Canyon PCH */ PCH_ADP, /* Alder Lake PCH */ + PCH_MTP, /* Meteor Lake PCH */ /* Fake PCHs, functionality handled on the same PCI dev */ PCH_DG1 = 1024, @@ -57,12 +58,15 @@ enum intel_pch { #define INTEL_PCH_ADP2_DEVICE_ID_TYPE 0x5180 #define INTEL_PCH_ADP3_DEVICE_ID_TYPE 0x7A00 #define INTEL_PCH_ADP4_DEVICE_ID_TYPE 0x5480 +#define INTEL_PCH_MTP_DEVICE_ID_TYPE 0x7E00 +#define INTEL_PCH_MTP2_DEVICE_ID_TYPE 0xAE00 #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 */ #define INTEL_PCH_TYPE(dev_priv) ((dev_priv)->pch_type) #define INTEL_PCH_ID(dev_priv) ((dev_priv)->pch_id) +#define HAS_PCH_MTP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_MTP) #define HAS_PCH_DG2(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_DG2) #define HAS_PCH_ADP(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_ADP) #define HAS_PCH_DG1(dev_priv) (INTEL_PCH_TYPE(dev_priv) == PCH_DG1) |