linux/drivers/gpu/drm/i915/intel_gmbus.h

28 lines
871 B
C

/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2019 Intel Corporation
*/
#ifndef __INTEL_GMBUS_H__
#define __INTEL_GMBUS_H__
#include <linux/types.h>
struct drm_i915_private;
struct i2c_adapter;
int intel_gmbus_setup(struct drm_i915_private *dev_priv);
void intel_gmbus_teardown(struct drm_i915_private *dev_priv);
bool intel_gmbus_is_valid_pin(struct drm_i915_private *dev_priv,
unsigned int pin);
int intel_gmbus_output_aksv(struct i2c_adapter *adapter);
struct i2c_adapter *
intel_gmbus_get_adapter(struct drm_i915_private *dev_priv, unsigned int pin);
void intel_gmbus_set_speed(struct i2c_adapter *adapter, int speed);
void intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit);
bool intel_gmbus_is_forced_bit(struct i2c_adapter *adapter);
void intel_gmbus_reset(struct drm_i915_private *dev_priv);
#endif /* __INTEL_GMBUS_H__ */