File: dp_aux.h

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/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2012-2020, The Linux Foundation. All rights reserved.
 */

#ifndef _DP_AUX_H_
#define _DP_AUX_H_

#include "dp_catalog.h"
#include <drm/drm_dp_helper.h>

#define DP_AUX_ERR_NONE		0
#define DP_AUX_ERR_ADDR		-1
#define DP_AUX_ERR_TOUT		-2
#define DP_AUX_ERR_NACK		-3
#define DP_AUX_ERR_DEFER	-4
#define DP_AUX_ERR_NACK_DEFER	-5
#define DP_AUX_ERR_PHY		-6

int dp_aux_register(struct drm_dp_aux *dp_aux);
void dp_aux_unregister(struct drm_dp_aux *dp_aux);
void dp_aux_isr(struct drm_dp_aux *dp_aux);
void dp_aux_init(struct drm_dp_aux *dp_aux);
void dp_aux_deinit(struct drm_dp_aux *dp_aux);
void dp_aux_reconfig(struct drm_dp_aux *dp_aux);

struct drm_dp_aux *dp_aux_get(struct device *dev, struct dp_catalog *catalog);
void dp_aux_put(struct drm_dp_aux *aux);

#endif /*__DP_AUX_H_*/