[PATCH v2 7/9] drm/i915/mtl: Eliminate subplatforms

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Now that we properly match the Xe_LPG IP versions associated with
various workarounds, there's no longer any need to define separate MTL
subplatform in the driver.  Nothing in the code is conditional on MTL-M
or MTL-P base platforms.  Furthermore, I'm not sure the "M" and "P"
designations are even an accurate representation of which specific
platforms would have which IP versions; those were mostly just
placeholders from a long time ago.  The reality is that the IP version
present on a platform gets read from a fuse register at driver init; we
shouldn't be trying to guess which IP is present based on PCI ID
anymore.

Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
Reviewed-by: Nemesa Garg <nemesa.garg@xxxxxxxxx>
Reviewed-by: Gustavo Sousa <gustavo.sousa@xxxxxxxxx>
---
 drivers/gpu/drm/i915/i915_drv.h          |  4 ----
 drivers/gpu/drm/i915/intel_device_info.c | 14 --------------
 drivers/gpu/drm/i915/intel_device_info.h |  4 ----
 include/drm/i915_pciids.h                | 11 +++--------
 4 files changed, 3 insertions(+), 30 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 459a013f0a99..88082fb938a2 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -625,10 +625,6 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
 #define IS_PONTEVECCHIO(i915) IS_PLATFORM(i915, INTEL_PONTEVECCHIO)
 #define IS_METEORLAKE(i915) IS_PLATFORM(i915, INTEL_METEORLAKE)
 
-#define IS_METEORLAKE_M(i915) \
-	IS_SUBPLATFORM(i915, INTEL_METEORLAKE, INTEL_SUBPLATFORM_M)
-#define IS_METEORLAKE_P(i915) \
-	IS_SUBPLATFORM(i915, INTEL_METEORLAKE, INTEL_SUBPLATFORM_P)
 #define IS_DG2_G10(i915) \
 	IS_SUBPLATFORM(i915, INTEL_DG2, INTEL_SUBPLATFORM_G10)
 #define IS_DG2_G11(i915) \
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index ea0ec6174ce5..9dfa680a4c62 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -206,14 +206,6 @@ static const u16 subplatform_g12_ids[] = {
 	INTEL_DG2_G12_IDS(0),
 };
 
-static const u16 subplatform_m_ids[] = {
-	INTEL_MTL_M_IDS(0),
-};
-
-static const u16 subplatform_p_ids[] = {
-	INTEL_MTL_P_IDS(0),
-};
-
 static bool find_devid(u16 id, const u16 *p, unsigned int num)
 {
 	for (; num; num--, p++) {
@@ -275,12 +267,6 @@ static void intel_device_info_subplatform_init(struct drm_i915_private *i915)
 	} else if (find_devid(devid, subplatform_g12_ids,
 			      ARRAY_SIZE(subplatform_g12_ids))) {
 		mask = BIT(INTEL_SUBPLATFORM_G12);
-	} else if (find_devid(devid, subplatform_m_ids,
-			      ARRAY_SIZE(subplatform_m_ids))) {
-		mask = BIT(INTEL_SUBPLATFORM_M);
-	} else if (find_devid(devid, subplatform_p_ids,
-			      ARRAY_SIZE(subplatform_p_ids))) {
-		mask = BIT(INTEL_SUBPLATFORM_P);
 	}
 
 	GEM_BUG_ON(mask & ~INTEL_SUBPLATFORM_MASK);
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index dbfe6443457b..2ca54417d19b 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -129,10 +129,6 @@ enum intel_platform {
 #define INTEL_SUBPLATFORM_N    1
 #define INTEL_SUBPLATFORM_RPLU  2
 
-/* MTL */
-#define INTEL_SUBPLATFORM_M	0
-#define INTEL_SUBPLATFORM_P	1
-
 enum intel_ppgtt_type {
 	INTEL_PPGTT_NONE = I915_GEM_PPGTT_NONE,
 	INTEL_PPGTT_ALIASING = I915_GEM_PPGTT_ALIASING,
diff --git a/include/drm/i915_pciids.h b/include/drm/i915_pciids.h
index e1e10dfbb661..38dae757d1a8 100644
--- a/include/drm/i915_pciids.h
+++ b/include/drm/i915_pciids.h
@@ -738,18 +738,13 @@
 #define INTEL_ATS_M_IDS(info) \
 	INTEL_ATS_M150_IDS(info), \
 	INTEL_ATS_M75_IDS(info)
+
 /* MTL */
-#define INTEL_MTL_M_IDS(info) \
+#define INTEL_MTL_IDS(info) \
 	INTEL_VGA_DEVICE(0x7D40, info), \
-	INTEL_VGA_DEVICE(0x7D60, info)
-
-#define INTEL_MTL_P_IDS(info) \
 	INTEL_VGA_DEVICE(0x7D45, info), \
 	INTEL_VGA_DEVICE(0x7D55, info), \
+	INTEL_VGA_DEVICE(0x7D60, info), \
 	INTEL_VGA_DEVICE(0x7DD5, info)
 
-#define INTEL_MTL_IDS(info) \
-	INTEL_MTL_M_IDS(info), \
-	INTEL_MTL_P_IDS(info)
-
 #endif /* _I915_PCIIDS_H */
-- 
2.41.0




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