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path: root/drivers/gpu/drm/i915/intel_device_info.h
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_device_info.h')
-rw-r--r--drivers/gpu/drm/i915/intel_device_info.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index ef84eea9ba0b..9387385cb418 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -95,9 +95,11 @@ enum intel_platform {
/*
* Subplatform bits share the same namespace per parent platform. In other words
* it is fine for the same bit to be used on multiple parent platforms.
+ * Devices can belong to multiple subplatforms if needed, so it's possible to set
+ * multiple bits for same device.
*/
-#define INTEL_SUBPLATFORM_BITS (3)
+#define INTEL_SUBPLATFORM_BITS (4)
#define INTEL_SUBPLATFORM_MASK (BIT(INTEL_SUBPLATFORM_BITS) - 1)
/* HSW/BDW/SKL/KBL/CFL */
@@ -114,6 +116,7 @@ enum intel_platform {
#define INTEL_SUBPLATFORM_G10 0
#define INTEL_SUBPLATFORM_G11 1
#define INTEL_SUBPLATFORM_G12 2
+#define INTEL_SUBPLATFORM_D 3
/* ADL */
#define INTEL_SUBPLATFORM_RPL 0