drivers/gpu/drm/i915/intel_sbi.h

/* SPDX-License-Identifier: MIT */
/*
 * Copyright © 2013-2021 Intel Corporation
 */

#ifndef _INTEL_SBI_H_
#define _INTEL_SBI_H_

#include <linux/types.h>

struct drm_i915_private;

enum intel_sbi_destination {
	SBI_ICLK,
	SBI_MPHY,
};

void intel_sbi_init(struct drm_i915_private *i915);
void intel_sbi_fini(struct drm_i915_private *i915);
void intel_sbi_lock(struct drm_i915_private *i915);
void intel_sbi_unlock(struct drm_i915_private *i915);
u32 intel_sbi_read(struct drm_i915_private *i915, u16 reg,
		   enum intel_sbi_destination destination);
void intel_sbi_write(struct drm_i915_private *i915, u16 reg, u32 value,
		     enum intel_sbi_destination destination);

#endif /* _INTEL_SBI_H_ */