1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_uncore.h b/drivers/gpu/drm/i915/intel_uncore.h
index 1a7448f5f16f..3248e4e2c540 100644
--- a/drivers/gpu/drm/i915/intel_uncore.h
+++ b/drivers/gpu/drm/i915/intel_uncore.h
@@ -119,6 +119,12 @@ struct intel_forcewake_range {
 	enum forcewake_domains domains;
 };
 
+/* Other register ranges (e.g., shadow tables, MCR tables, etc.) */
+struct i915_range {
+	u32 start;
+	u32 end;
+};
+
 struct intel_uncore {
 	void __iomem *regs;
 
@@ -136,6 +142,13 @@ struct intel_uncore {
 	const struct intel_forcewake_range *fw_domains_table;
 	unsigned int fw_domains_table_entries;
 
+	/*
+	 * Shadowed registers are special cases where we can safely write
+	 * to the register *without* grabbing forcewake.
+	 */
+	const struct i915_range *shadowed_reg_table;
+	unsigned int shadowed_reg_table_entries;
+
 	struct notifier_block pmic_bus_access_nb;
 	const struct intel_uncore_fw_get *fw_get_funcs;
 	struct intel_uncore_funcs funcs;