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/* Copyright (c) 2013, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef __MHL_MSC_H__
#define __MHL_MSC_H__
#include <linux/mhl_8334.h>
#define MAX_RCP_KEYS_SUPPORTED 256
#define MSC_NORMAL_SEND 0
#define MSC_PRIORITY_SEND 1
#define TMDS_ENABLE 1
#define TMDS_DISABLE 0
/******************************************************************/
/* the below APIs are implemented by the MSC functionality */
int mhl_msc_clear(struct mhl_tx_ctrl *mhl_ctrl);
int mhl_msc_command_done(struct mhl_tx_ctrl *mhl_ctrl,
struct msc_command_struct *req);
int mhl_msc_send_set_int(struct mhl_tx_ctrl *mhl_ctrl,
u8 offset, u8 mask, u8 priority);
int mhl_msc_send_write_stat(struct mhl_tx_ctrl *mhl_ctrl,
u8 offset, u8 value);
int mhl_msc_send_msc_msg(struct mhl_tx_ctrl *mhl_ctrl,
u8 sub_cmd, u8 cmd_data);
int mhl_msc_recv_set_int(struct mhl_tx_ctrl *mhl_ctrl,
u8 offset, u8 set_int);
int mhl_msc_recv_write_stat(struct mhl_tx_ctrl *mhl_ctrl,
u8 offset, u8 value);
int mhl_msc_recv_msc_msg(struct mhl_tx_ctrl *mhl_ctrl,
u8 sub_cmd, u8 cmd_data);
void mhl_msc_send_work(struct work_struct *work);
/******************************************************************/
/* Tx should implement these APIs */
int mhl_send_msc_command(struct mhl_tx_ctrl *mhl_ctrl,
struct msc_command_struct *req);
void mhl_read_scratchpad(struct mhl_tx_ctrl *mhl_ctrl);
void mhl_drive_hpd(struct mhl_tx_ctrl *mhl_ctrl, uint8_t to_state);
void mhl_tmds_ctrl(struct mhl_tx_ctrl *ctrl, uint8_t on);
/******************************************************************/
/* MHL driver registers ctrl with MSC */
void mhl_register_msc(struct mhl_tx_ctrl *ctrl);
#endif /* __MHL_MSC_H__ */
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