linux/drivers/staging/rts5208/rtsx_scsi.c

// 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 ([email protected])
 *   Micky Ching ([email protected])
 */

#include <linux/blkdev.h>
#include <linux/kthread.h>
#include <linux/sched.h>
#include <linux/vmalloc.h>

#include "rtsx.h"
#include "sd.h"
#include "ms.h"
#include "spi.h"

void scsi_show_command(struct rtsx_chip *chip)
{ … }

void set_sense_type(struct rtsx_chip *chip, unsigned int lun, int sense_type)
{ … }

void set_sense_data(struct rtsx_chip *chip, unsigned int lun, u8 err_code,
		    u8 sense_key, u32 info, u8 asc, u8 ascq, u8 sns_key_info0,
		u16 sns_key_info1)
{ … }

static int test_unit_ready(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static unsigned char formatter_inquiry_str[20] = …;

static int inquiry(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int start_stop_unit(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int allow_medium_removal(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int request_sense(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static void ms_mode_sense(struct rtsx_chip *chip, u8 cmd,
			  int lun, u8 *buf, int buf_len)
{ … }

static int mode_sense(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_write(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_format_capacity(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_capacity(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_eeprom(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int write_eeprom(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_mem(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int write_mem(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int get_sd_csd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int toggle_gpio_cmd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_host_reg(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int write_host_reg(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int set_variable(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int get_variable(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int dma_access_ring_buffer(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int get_dev_status(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int set_chip_mode(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int rw_mem_cmd_buf(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int suit_cmd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_phy_register(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int write_phy_register(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int erase_eeprom2(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_eeprom2(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int write_eeprom2(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_efuse(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int write_efuse(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_cfg_byte(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int write_cfg_byte(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int app_cmd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int read_status(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int get_card_bus_width(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int spi_vendor_cmd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int vendor_cmnd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

#if !defined(LED_AUTO_BLINK) && !defined(REGULAR_BLINK)
void led_shine(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
	unsigned int lun = SCSI_LUN(srb);
	u16 sec_cnt;

	if (srb->cmnd[0] == READ_10 || srb->cmnd[0] == WRITE_10) {
		sec_cnt = ((u16)(srb->cmnd[7]) << 8) | srb->cmnd[8];
	} else if ((srb->cmnd[0] == READ_6) || (srb->cmnd[0] == WRITE_6)) {
		sec_cnt = srb->cmnd[4];
		if (sec_cnt == 0)
			sec_cnt = 256;
	} else {
		return;
	}

	if (chip->rw_cap[lun] >= GPIO_TOGGLE_THRESHOLD) {
		toggle_gpio(chip, LED_GPIO);
		chip->rw_cap[lun] = 0;
	} else {
		chip->rw_cap[lun] += sec_cnt;
	}
}
#endif

static int ms_format_cmnd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

#ifdef SUPPORT_PCGL_1P18
static int get_ms_information(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }
#endif

static int ms_sp_cmnd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

#ifdef SUPPORT_CPRM
static int sd_extension_cmnd(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }
#endif

#ifdef SUPPORT_MAGIC_GATE
static int mg_report_key(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }

static int mg_send_key(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }
#endif

int rtsx_scsi_handler(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{ … }