blob: 097efed24b79857e42ca6bdbfbf670bd74243ac0 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
* Author:
* Wei WANG (wei_wang@realsil.com.cn)
* Micky Ching (micky_ching@realsil.com.cn)
*/
#ifndef __REALTEK_RTSX_TRANSPORT_H
#define __REALTEK_RTSX_TRANSPORT_H
#include "rtsx.h"
#include "rtsx_chip.h"
#define WAIT_TIME 2000
unsigned int rtsx_stor_access_xfer_buf(unsigned char *buffer,
unsigned int buflen,
struct scsi_cmnd *srb,
unsigned int *index,
unsigned int *offset,
enum xfer_buf_dir dir);
void rtsx_stor_set_xfer_buf(unsigned char *buffer, unsigned int buflen,
struct scsi_cmnd *srb);
void rtsx_stor_get_xfer_buf(unsigned char *buffer, unsigned int buflen,
struct scsi_cmnd *srb);
void rtsx_invoke_transport(struct scsi_cmnd *srb, struct rtsx_chip *chip);
#define rtsx_init_cmd(chip) ((chip)->ci = 0)
void rtsx_add_cmd(struct rtsx_chip *chip, u8 cmd_type, u16 reg_addr, u8 mask,
u8 data);
void rtsx_send_cmd_no_wait(struct rtsx_chip *chip);
int rtsx_send_cmd(struct rtsx_chip *chip, u8 card, int timeout);
static inline u8 *rtsx_get_cmd_data(struct rtsx_chip *chip)
{
#ifdef CMD_USING_SG
return (u8 *)(chip->host_sg_tbl_ptr);
#else
return (u8 *)(chip->host_cmds_ptr);
#endif
}
int rtsx_transfer_data(struct rtsx_chip *chip, u8 card, void *buf, size_t len,
int use_sg, enum dma_data_direction dma_dir,
int timeout);
int rtsx_transfer_data_partial(struct rtsx_chip *chip, u8 card, void *buf,
size_t len, int use_sg, unsigned int *index,
unsigned int *offset,
enum dma_data_direction dma_dir, int timeout);
#endif /* __REALTEK_RTSX_TRANSPORT_H */