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path: root/drivers/gpu/drm/i915/intel_wopcm.h
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Diffstat (limited to 'drivers/gpu/drm/i915/intel_wopcm.h')
-rw-r--r--drivers/gpu/drm/i915/intel_wopcm.h33
1 files changed, 31 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_wopcm.h b/drivers/gpu/drm/i915/intel_wopcm.h
index 6298910a384c..17d6aa86008a 100644
--- a/drivers/gpu/drm/i915/intel_wopcm.h
+++ b/drivers/gpu/drm/i915/intel_wopcm.h
@@ -24,8 +24,37 @@ struct intel_wopcm {
} guc;
};
+/**
+ * intel_wopcm_guc_base()
+ * @wopcm: intel_wopcm structure
+ *
+ * Returns the base of the WOPCM shadowed region.
+ *
+ * Returns:
+ * 0 if GuC is not present or not in use.
+ * Otherwise, the GuC WOPCM base.
+ */
+static inline u32 intel_wopcm_guc_base(struct intel_wopcm *wopcm)
+{
+ return wopcm->guc.base;
+}
+
+/**
+ * intel_wopcm_guc_size()
+ * @wopcm: intel_wopcm structure
+ *
+ * Returns size of the WOPCM shadowed region.
+ *
+ * Returns:
+ * 0 if GuC is not present or not in use.
+ * Otherwise, the GuC WOPCM size.
+ */
+static inline u32 intel_wopcm_guc_size(struct intel_wopcm *wopcm)
+{
+ return wopcm->guc.size;
+}
+
void intel_wopcm_init_early(struct intel_wopcm *wopcm);
-int intel_wopcm_init(struct intel_wopcm *wopcm);
-int intel_wopcm_init_hw(struct intel_wopcm *wopcm);
+void intel_wopcm_init(struct intel_wopcm *wopcm);
#endif