[Intel-gfx] [PATCH v2 1/2] drm/i915/mtl: Add MeteorLake platform info

[Radhakrishna Sripada <radhakrishna.sripada@intel.com>]

MTL has Xe_LPD+ display IP (version = 14), MTL graphics IP
(version = 12.70), and Xe_LPM+ media IP (version = 13).

Bspec: 55413
Bspec: 55416
Bspec: 55417
Bspec: 55418
Bspec: 55726
Bspec: 45544
Bspec: 65380

Cc: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
---
 drivers/gpu/drm/i915/i915_drv.h          |  1 +
 drivers/gpu/drm/i915/i915_pci.c          | 25 ++++++++++++++++++++++++
 drivers/gpu/drm/i915/intel_device_info.c |  1 +
 drivers/gpu/drm/i915/intel_device_info.h |  1 +
 4 files changed, 28 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index c22f29c3faa0..00998a78a2ba 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1018,6 +1018,7 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
 	IS_SUBPLATFORM(dev_priv, INTEL_ALDERLAKE_P, INTEL_SUBPLATFORM_N)
 #define IS_ADLP_RPLP(dev_priv) \
 	IS_SUBPLATFORM(dev_priv, INTEL_ALDERLAKE_P, INTEL_SUBPLATFORM_RPL)
+#define IS_METEORLAKE(dev_priv) IS_PLATFORM(dev_priv, INTEL_METEORLAKE)
 #define IS_HSW_EARLY_SDV(dev_priv) (IS_HASWELL(dev_priv) && \
 				    (INTEL_DEVID(dev_priv) & 0xFF00) == 0x0C00)
 #define IS_BDW_ULT(dev_priv) \
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index 0cdd6513fbb7..82895ecb25ba 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -1107,6 +1107,31 @@ static const struct intel_device_info pvc_info = {
 	.require_force_probe = 1,
 };
 
+#define XE_LPDP_FEATURES	\
+	XE_LPD_FEATURES,	\
+	.display.ver = 14,	\
+	.display.has_cdclk_crawl = 1
+
+__maybe_unused
+static const struct intel_device_info mtl_info = {
+	XE_HP_FEATURES,
+	XE_LPDP_FEATURES,
+	/*
+	 * Real graphics IP version will be obtained from hardware GMD_ID
+	 * register.  Value provided here is just for sanity checking.
+	 */
+	.graphics.ver = 12,
+	.graphics.rel = 70,
+	.media.ver = 13,
+	.memory_regions = REGION_SMEM | REGION_STOLEN_LMEM,
+	PLATFORM(INTEL_METEORLAKE),
+	.platform_engine_mask = BIT(RCS0) | BIT(BCS0) | BIT(CCS0),
+	.require_force_probe = 1,
+	.has_flat_ccs = 0,
+	.has_snoop = 1,
+	.display.has_modular_fia = 1,
+};
+
 #undef PLATFORM
 
 /*
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index f0bf23726ed8..27c343316afa 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -73,6 +73,7 @@ static const char * const platform_names[] = {
 	PLATFORM_NAME(XEHPSDV),
 	PLATFORM_NAME(DG2),
 	PLATFORM_NAME(PONTEVECCHIO),
+	PLATFORM_NAME(METEORLAKE),
 };
 #undef PLATFORM_NAME
 
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index 1c150cd7dceb..7ba9663213f4 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -89,6 +89,7 @@ enum intel_platform {
 	INTEL_XEHPSDV,
 	INTEL_DG2,
 	INTEL_PONTEVECCHIO,
+	INTEL_METEORLAKE,
 	INTEL_MAX_PLATFORMS
 };
 
-- 
2.25.1