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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dml/dc_features.h')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dml/dc_features.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dc_features.h b/drivers/gpu/drm/amd/display/dc/dml/dc_features.h
index 74e86732e301..2cbdd75429ff 100644
--- a/drivers/gpu/drm/amd/display/dc/dml/dc_features.h
+++ b/drivers/gpu/drm/amd/display/dc/dml/dc_features.h
@@ -29,6 +29,13 @@
#define DC__PRESENT 1
#define DC__PRESENT__1 1
#define DC__NUM_DPP 4
+
+/**
+ * @DC__VOLTAGE_STATES:
+ *
+ * Define the maximum amount of states supported by the ASIC. Every ASIC has a
+ * specific number of states; this macro defines the maximum number of states.
+ */
#define DC__VOLTAGE_STATES 20
#define DC__NUM_DPP__4 1
#define DC__NUM_DPP__0_PRESENT 1