| /* Copyright (c) 2013, 2018, 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__ */ |