[PATCH 4/5] drm/i915: simplify ULT/ULX subplatform detection

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For HSW/BDW ULX machines are also considered ULT. For the sake of
simplicity and clarity, handle this at the IS_XXX_ULT() macro level
instead of two simultaneous subplatforms.

Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
 drivers/gpu/drm/i915/i915_drv.h          | 9 ++++++---
 drivers/gpu/drm/i915/intel_device_info.c | 4 ----
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index d1d21d433766..9c57af484ba8 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -562,19 +562,22 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915,
 	IS_SUBPLATFORM(i915, INTEL_ALDERLAKE_P, INTEL_SUBPLATFORM_RPLU)
 #define IS_HASWELL_EARLY_SDV(i915) (IS_HASWELL(i915) && \
 				    (INTEL_DEVID(i915) & 0xFF00) == 0x0C00)
+/* BDW ULX machines are also considered ULT. */
 #define IS_BROADWELL_ULT(i915) \
-	IS_SUBPLATFORM(i915, INTEL_BROADWELL, INTEL_SUBPLATFORM_ULT)
+	(IS_SUBPLATFORM(i915, INTEL_BROADWELL, INTEL_SUBPLATFORM_ULT) || \
+	 IS_SUBPLATFORM(i915, INTEL_BROADWELL, INTEL_SUBPLATFORM_ULX))
 #define IS_BROADWELL_ULX(i915) \
 	IS_SUBPLATFORM(i915, INTEL_BROADWELL, INTEL_SUBPLATFORM_ULX)
 #define IS_BROADWELL_GT3(i915)	(IS_BROADWELL(i915) && \
 				 INTEL_INFO(i915)->gt == 3)
+/* HSW ULX machines are also considered ULT. */
 #define IS_HASWELL_ULT(i915) \
-	IS_SUBPLATFORM(i915, INTEL_HASWELL, INTEL_SUBPLATFORM_ULT)
+	(IS_SUBPLATFORM(i915, INTEL_HASWELL, INTEL_SUBPLATFORM_ULT) ||	\
+	 IS_SUBPLATFORM(i915, INTEL_HASWELL, INTEL_SUBPLATFORM_ULX))
 #define IS_HASWELL_GT3(i915)	(IS_HASWELL(i915) && \
 				 INTEL_INFO(i915)->gt == 3)
 #define IS_HASWELL_GT1(i915)	(IS_HASWELL(i915) && \
 				 INTEL_INFO(i915)->gt == 1)
-/* ULX machines are also considered ULT. */
 #define IS_HASWELL_ULX(i915) \
 	IS_SUBPLATFORM(i915, INTEL_HASWELL, INTEL_SUBPLATFORM_ULX)
 #define IS_SKYLAKE_ULT(i915) \
diff --git a/drivers/gpu/drm/i915/intel_device_info.c b/drivers/gpu/drm/i915/intel_device_info.c
index 27b4a5882be3..a72efa919602 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -232,10 +232,6 @@ static void intel_device_info_subplatform_init(struct drm_i915_private *i915)
 	} else if (find_devid(devid, subplatform_ulx_ids,
 			      ARRAY_SIZE(subplatform_ulx_ids))) {
 		mask = BIT(INTEL_SUBPLATFORM_ULX);
-		if (IS_HASWELL(i915) || IS_BROADWELL(i915)) {
-			/* ULX machines are also considered ULT. */
-			mask |= BIT(INTEL_SUBPLATFORM_ULT);
-		}
 	} else if (find_devid(devid, subplatform_portf_ids,
 			      ARRAY_SIZE(subplatform_portf_ids))) {
 		mask = BIT(INTEL_SUBPLATFORM_PORTF);
-- 
2.39.2




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