staging: add rts_pstor for Realtek PCIE cardreader

rts_pstor is used to support Realtek PCI-E card readers,
including rts5209, rts5208, Barossa.
Signed-off-by: wwang <wei_wang@realsil.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/Kconfig

@@ -87,6 +87,8 @@ source "drivers/staging/rtl8192e/Kconfig"
 
 source "drivers/staging/rtl8712/Kconfig"
 
+source "drivers/staging/rts_pstor/Kconfig"
+
 source "drivers/staging/frontier/Kconfig"
 
 source "drivers/staging/pohmelfs/Kconfig"

drivers/staging/Makefile

@@ -27,6 +27,7 @@ obj-$(CONFIG_R8187SE)		+= rtl8187se/
 obj-$(CONFIG_RTL8192U)		+= rtl8192u/
 obj-$(CONFIG_RTL8192E)		+= rtl8192e/
 obj-$(CONFIG_R8712U)		+= rtl8712/
+obj-$(CONFIG_RTS_PSTOR)		+= rts_pstor/
 obj-$(CONFIG_SPECTRA)		+= spectra/
 obj-$(CONFIG_TRANZPORT)		+= frontier/
 obj-$(CONFIG_POHMELFS)		+= pohmelfs/

drivers/staging/rts_pstor/Kconfig

+config RTS_PSTOR
+	tristate "RealTek PCI-E Card Reader support"
+	help
+	  Say Y here to include driver code to support the Realtek
+	  PCI-E card readers.
+
+	  If this driver is compiled as a module, it will be named rts_pstor.
+
+config RTS_PSTOR_DEBUG
+	bool "Realtek PCI-E Card Reader verbose debug"
+	depends on RTS_PSTOR
+	help
+	  Say Y here in order to have the rts_pstor code generate
+	  verbose debugging messages.
+

drivers/staging/rts_pstor/Makefile

+EXTRA_CFLAGS	:= -Idrivers/scsi
+
+obj-$(CONFIG_RTS_PSTOR)	:= rts_pstor.o
+
+rts_pstor-y :=				\
+		rtsx.o			\
+		rtsx_chip.o		\
+		rtsx_transport.o	\
+		rtsx_scsi.o		\
+		rtsx_card.o		\
+		general.o		\
+		sd.o			\
+		xd.o			\
+		ms.o			\
+		spi.o
+

drivers/staging/rts_pstor/TODO

+TODO:
+- support more pcie card reader of Realtek family
+- use kernel coding style
+- checkpatch.pl fixes
+

drivers/staging/rts_pstor/debug.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __REALTEK_RTSX_DEBUG_H
+#define __REALTEK_RTSX_DEBUG_H
+
+#include <linux/kernel.h>
+
+#define RTSX_STOR "rts_pstor: "
+
+#if CONFIG_RTS_PSTOR_DEBUG
+#define RTSX_DEBUGP(x...) printk(KERN_DEBUG RTSX_STOR x)
+#define RTSX_DEBUGPN(x...) printk(KERN_DEBUG x)
+#define RTSX_DEBUGPX(x...) printk(x)
+#define RTSX_DEBUG(x) x
+#else
+#define RTSX_DEBUGP(x...)
+#define RTSX_DEBUGPN(x...)
+#define RTSX_DEBUGPX(x...)
+#define RTSX_DEBUG(x)
+#endif
+
+#endif   /* __REALTEK_RTSX_DEBUG_H */

drivers/staging/rts_pstor/general.c

+/* Driver for Realtek PCI-Express card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include "general.h"
+
+int bit1cnt_long(u32 data)
+{
+	int i, cnt = 0;
+	for (i = 0; i < 32; i++) {
+		if (data & 0x01)
+			cnt++;
+		data >>= 1;
+	}
+	return cnt;
+}
+

drivers/staging/rts_pstor/general.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTSX_GENERAL_H
+#define __RTSX_GENERAL_H
+
+#include "rtsx.h"
+
+int bit1cnt_long(u32 data);
+
+#endif /* __RTSX_GENERAL_H */

drivers/staging/rts_pstor/ms.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __REALTEK_RTSX_MS_H
+#define __REALTEK_RTSX_MS_H
+
+#define MS_DELAY_WRITE
+
+#define	MS_MAX_RETRY_COUNT	3
+
+#define	MS_EXTRA_SIZE		0x9
+
+#define	WRT_PRTCT		0x01
+
+/* Error Code */
+#define	MS_NO_ERROR				0x00
+#define	MS_CRC16_ERROR				0x80
+#define	MS_TO_ERROR				0x40
+#define	MS_NO_CARD				0x20
+#define	MS_NO_MEMORY				0x10
+#define	MS_CMD_NK				0x08
+#define	MS_FLASH_READ_ERROR			0x04
+#define	MS_FLASH_WRITE_ERROR			0x02
+#define	MS_BREQ_ERROR				0x01
+#define	MS_NOT_FOUND				0x03
+
+/* Transfer Protocol Command */
+#define READ_PAGE_DATA				0x02
+#define READ_REG				0x04
+#define	GET_INT					0x07
+#define WRITE_PAGE_DATA				0x0D
+#define WRITE_REG				0x0B
+#define SET_RW_REG_ADRS				0x08
+#define SET_CMD					0x0E
+
+#define	PRO_READ_LONG_DATA			0x02
+#define	PRO_READ_SHORT_DATA			0x03
+#define PRO_READ_REG				0x04
+#define	PRO_READ_QUAD_DATA			0x05
+#define PRO_GET_INT				0x07
+#define	PRO_WRITE_LONG_DATA			0x0D
+#define	PRO_WRITE_SHORT_DATA			0x0C
+#define	PRO_WRITE_QUAD_DATA			0x0A
+#define PRO_WRITE_REG				0x0B
+#define PRO_SET_RW_REG_ADRS			0x08
+#define PRO_SET_CMD				0x0E
+#define PRO_EX_SET_CMD				0x09
+
+#ifdef SUPPORT_MAGIC_GATE
+
+#define MG_GET_ID		0x40
+#define MG_SET_LID		0x41
+#define MG_GET_LEKB		0x42
+#define MG_SET_RD		0x43
+#define MG_MAKE_RMS		0x44
+#define MG_MAKE_KSE		0x45
+#define MG_SET_IBD		0x46
+#define MG_GET_IBD		0x47
+
+#endif
+
+#ifdef XC_POWERCLASS
+#define XC_CHG_POWER		0x16
+#endif
+
+#define BLOCK_READ	0xAA
+#define	BLOCK_WRITE	0x55
+#define BLOCK_END	0x33
+#define BLOCK_ERASE	0x99
+#define FLASH_STOP	0xCC
+
+#define SLEEP		0x5A
+#define CLEAR_BUF	0xC3
+#define MS_RESET	0x3C
+
+#define PRO_READ_DATA		0x20
+#define	PRO_WRITE_DATA		0x21
+#define PRO_READ_ATRB		0x24
+#define PRO_STOP		0x25
+#define PRO_ERASE		0x26
+#define	PRO_READ_2K_DATA	0x27
+#define	PRO_WRITE_2K_DATA	0x28
+
+#define PRO_FORMAT		0x10
+#define PRO_SLEEP		0x11
+
+#define	IntReg			0x01
+#define StatusReg0		0x02
+#define StatusReg1		0x03
+
+#define SystemParm		0x10
+#define BlockAdrs		0x11
+#define CMDParm			0x14
+#define PageAdrs		0x15
+
+#define OverwriteFlag		0x16
+#define ManagemenFlag		0x17
+#define LogicalAdrs		0x18
+#define ReserveArea		0x1A
+
+#define	Pro_IntReg		0x01
+#define Pro_StatusReg		0x02
+#define Pro_TypeReg		0x04
+#define	Pro_IFModeReg		0x05
+#define Pro_CatagoryReg		0x06
+#define Pro_ClassReg		0x07
+
+
+#define Pro_SystemParm		0x10
+#define Pro_DataCount1		0x11
+#define Pro_DataCount0		0x12
+#define Pro_DataAddr3		0x13
+#define Pro_DataAddr2		0x14
+#define Pro_DataAddr1		0x15
+#define Pro_DataAddr0		0x16
+
+#define Pro_TPCParm		0x17
+#define Pro_CMDParm		0x18
+
+#define	INT_REG_CED		0x80
+#define	INT_REG_ERR		0x40
+#define	INT_REG_BREQ		0x20
+#define	INT_REG_CMDNK		0x01
+
+#define	BLOCK_BOOT		0xC0
+#define	BLOCK_OK		0x80
+#define	PAGE_OK			0x60
+#define	DATA_COMPL		0x10
+
+#define	NOT_BOOT_BLOCK		0x4
+#define	NOT_TRANSLATION_TABLE	0x8
+
+#define	HEADER_ID0		PPBUF_BASE2
+#define	HEADER_ID1		(PPBUF_BASE2 + 1)
+#define	DISABLED_BLOCK0		(PPBUF_BASE2 + 0x170 + 4)
+#define	DISABLED_BLOCK1		(PPBUF_BASE2 + 0x170 + 5)
+#define	DISABLED_BLOCK2		(PPBUF_BASE2 + 0x170 + 6)
+#define	DISABLED_BLOCK3		(PPBUF_BASE2 + 0x170 + 7)
+#define	BLOCK_SIZE_0		(PPBUF_BASE2 + 0x1a0 + 2)
+#define	BLOCK_SIZE_1		(PPBUF_BASE2 + 0x1a0 + 3)
+#define	BLOCK_COUNT_0		(PPBUF_BASE2 + 0x1a0 + 4)
+#define	BLOCK_COUNT_1		(PPBUF_BASE2 + 0x1a0 + 5)
+#define	EBLOCK_COUNT_0		(PPBUF_BASE2 + 0x1a0 + 6)
+#define	EBLOCK_COUNT_1		(PPBUF_BASE2 + 0x1a0 + 7)
+#define	PAGE_SIZE_0		(PPBUF_BASE2 + 0x1a0 + 8)
+#define	PAGE_SIZE_1		(PPBUF_BASE2 + 0x1a0 + 9)
+
+#define MS_Device_Type		(PPBUF_BASE2 + 0x1D8)
+
+#define	MS_4bit_Support		(PPBUF_BASE2 + 0x1D3)
+
+#define setPS_NG	1
+#define setPS_Error	0
+
+#define	PARALLEL_8BIT_IF	0x40
+#define	PARALLEL_4BIT_IF	0x00
+#define	SERIAL_IF		0x80
+
+#define BUF_FULL	0x10
+#define BUF_EMPTY	0x20
+
+#define	MEDIA_BUSY	0x80
+#define	FLASH_BUSY	0x40
+#define	DATA_ERROR	0x20
+#define	STS_UCDT	0x10
+#define	EXTRA_ERROR	0x08
+#define	STS_UCEX	0x04
+#define	FLAG_ERROR	0x02
+#define	STS_UCFG	0x01
+
+#define MS_SHORT_DATA_LEN	32
+
+#define FORMAT_SUCCESS		0
+#define FORMAT_FAIL		1
+#define FORMAT_IN_PROGRESS	2
+
+#define	MS_SET_BAD_BLOCK_FLG(ms_card)	((ms_card)->multi_flag |= 0x80)
+#define MS_CLR_BAD_BLOCK_FLG(ms_card)	((ms_card)->multi_flag &= 0x7F)
+#define MS_TST_BAD_BLOCK_FLG(ms_card)	((ms_card)->multi_flag & 0x80)
+
+void mspro_polling_format_status(struct rtsx_chip *chip);
+
+void mspro_stop_seq_mode(struct rtsx_chip *chip);
+int reset_ms_card(struct rtsx_chip *chip);
+int ms_rw(struct scsi_cmnd *srb, struct rtsx_chip *chip, u32 start_sector, u16 sector_cnt);
+int mspro_format(struct scsi_cmnd *srb, struct rtsx_chip *chip, int short_data_len, int quick_format);
+void ms_free_l2p_tbl(struct rtsx_chip *chip);
+void ms_cleanup_work(struct rtsx_chip *chip);
+int ms_power_off_card3v3(struct rtsx_chip *chip);
+int release_ms_card(struct rtsx_chip *chip);
+#ifdef MS_DELAY_WRITE
+int ms_delay_write(struct rtsx_chip *chip);
+#endif
+
+#ifdef SUPPORT_MAGIC_GATE
+int mg_set_leaf_id(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int mg_get_local_EKB(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int mg_chg(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int mg_get_rsp_chg(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int mg_rsp(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int mg_get_ICV(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int mg_set_ICV(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+#endif
+
+#endif  /* __REALTEK_RTSX_MS_H */

drivers/staging/rts_pstor/rtsx.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __REALTEK_RTSX_H
+#define __REALTEK_RTSX_H
+
+#include <asm/io.h>
+#include <asm/bitops.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <linux/mutex.h>
+#include <linux/cdrom.h>
+#include <linux/workqueue.h>
+#include <linux/timer.h>
+#include <linux/time.h>
+
+#include <scsi/scsi.h>
+#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_device.h>
+#include <scsi/scsi_devinfo.h>
+#include <scsi/scsi_eh.h>
+#include <scsi/scsi_host.h>
+
+#include "debug.h"
+#include "trace.h"
+#include "general.h"
+
+#define CR_DRIVER_NAME		"rts_pstor"
+
+#define pci_get_bus_and_slot(bus, devfn)	\
+	pci_get_domain_bus_and_slot(0, (bus), (devfn))
+
+/*
+ * macros for easy use
+ */
+#define rtsx_writel(chip, reg, value) \
+	iowrite32(value, (chip)->rtsx->remap_addr + reg)
+#define rtsx_readl(chip, reg) \
+	ioread32((chip)->rtsx->remap_addr + reg)
+#define rtsx_writew(chip, reg, value) \
+	iowrite16(value, (chip)->rtsx->remap_addr + reg)
+#define rtsx_readw(chip, reg) \
+	ioread16((chip)->rtsx->remap_addr + reg)
+#define rtsx_writeb(chip, reg, value) \
+	iowrite8(value, (chip)->rtsx->remap_addr + reg)
+#define rtsx_readb(chip, reg) \
+	ioread8((chip)->rtsx->remap_addr + reg)
+
+#define rtsx_read_config_byte(chip, where, val) \
+	pci_read_config_byte((chip)->rtsx->pci, where, val)
+
+#define rtsx_write_config_byte(chip, where, val) \
+	pci_write_config_byte((chip)->rtsx->pci, where, val)
+
+#define wait_timeout_x(task_state, msecs)		\
+do {							\
+		set_current_state((task_state)); 	\
+		schedule_timeout((msecs) * HZ / 1000);	\
+} while (0)
+#define wait_timeout(msecs)	wait_timeout_x(TASK_INTERRUPTIBLE, (msecs))
+
+
+#define STATE_TRANS_NONE	0
+#define STATE_TRANS_CMD		1
+#define STATE_TRANS_BUF		2
+#define STATE_TRANS_SG		3
+
+#define TRANS_NOT_READY		0
+#define TRANS_RESULT_OK		1
+#define TRANS_RESULT_FAIL	2
+
+#define SCSI_LUN(srb)		((srb)->device->lun)
+
+#define rtsx_alloc_dma_buf(chip, size, flag)	kmalloc((size), (flag))
+#define rtsx_free_dma_buf(chip, ptr)		kfree((ptr))
+
+typedef unsigned long DELAY_PARA_T;
+
+struct rtsx_chip;
+
+struct rtsx_dev {
+	struct pci_dev 		*pci;
+
+	/* pci resources */
+	unsigned long 		addr;
+	void __iomem 		*remap_addr;
+	int 			irq;
+
+	/* locks */
+	spinlock_t 		reg_lock;
+
+	/* mutual exclusion and synchronization structures */
+	struct semaphore	sema;		 /* to sleep thread on	    */
+	struct completion	notify;		 /* thread begin/end	    */
+	wait_queue_head_t	delay_wait;	 /* wait during scan, reset */
+	struct mutex		dev_mutex;
+
+	/* host reserved buffer */
+	void 			*rtsx_resv_buf;
+	dma_addr_t 		rtsx_resv_buf_addr;
+
+	char			trans_result;
+	char			trans_state;
+
+	struct completion 	*done;
+	/* Whether interrupt handler should care card cd info */
+	u32 			check_card_cd;
+
+	struct rtsx_chip 	*chip;
+};
+
+typedef struct rtsx_dev rtsx_dev_t;
+
+/* Convert between rtsx_dev and the corresponding Scsi_Host */
+static inline struct Scsi_Host *rtsx_to_host(struct rtsx_dev *dev)
+{
+	return container_of((void *) dev, struct Scsi_Host, hostdata);
+}
+static inline struct rtsx_dev *host_to_rtsx(struct Scsi_Host *host)
+{
+	return (struct rtsx_dev *) host->hostdata;
+}
+
+static inline void get_current_time(u8 *timeval_buf, int buf_len)
+{
+	struct timeval tv;
+
+	if (!timeval_buf || (buf_len < 8))
+		return;
+
+	do_gettimeofday(&tv);
+
+	timeval_buf[0] = (u8)(tv.tv_sec >> 24);
+	timeval_buf[1] = (u8)(tv.tv_sec >> 16);
+	timeval_buf[2] = (u8)(tv.tv_sec >> 8);
+	timeval_buf[3] = (u8)(tv.tv_sec);
+	timeval_buf[4] = (u8)(tv.tv_usec >> 24);
+	timeval_buf[5] = (u8)(tv.tv_usec >> 16);
+	timeval_buf[6] = (u8)(tv.tv_usec >> 8);
+	timeval_buf[7] = (u8)(tv.tv_usec);
+}
+
+/* The scsi_lock() and scsi_unlock() macros protect the sm_state and the
+ * single queue element srb for write access */
+#define scsi_unlock(host)	spin_unlock_irq(host->host_lock)
+#define scsi_lock(host)		spin_lock_irq(host->host_lock)
+
+#define lock_state(chip)	spin_lock_irq(&((chip)->rtsx->reg_lock))
+#define unlock_state(chip)	spin_unlock_irq(&((chip)->rtsx->reg_lock))
+
+/* struct scsi_cmnd transfer buffer access utilities */
+enum xfer_buf_dir	{TO_XFER_BUF, FROM_XFER_BUF};
+
+int rtsx_read_pci_cfg_byte(u8 bus, u8 dev, u8 func, u8 offset, u8 *val);
+
+#endif  /* __REALTEK_RTSX_H */

drivers/staging/rts_pstor/rtsx_scsi.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __REALTEK_RTSX_SCSI_H
+#define __REALTEK_RTSX_SCSI_H
+
+#include "rtsx.h"
+#include "rtsx_chip.h"
+
+#define MS_SP_CMND		0xFA
+#define MS_FORMAT		0xA0
+#define GET_MS_INFORMATION	0xB0
+
+#define VENDOR_CMND		0xF0
+
+#define READ_STATUS		0x09
+
+#define READ_EEPROM		0x04
+#define WRITE_EEPROM		0x05
+#define READ_MEM		0x0D
+#define WRITE_MEM		0x0E
+#define GET_BUS_WIDTH		0x13
+#define GET_SD_CSD		0x14
+#define TOGGLE_GPIO		0x15
+#define TRACE_MSG		0x18
+
+#define SCSI_APP_CMD		0x10
+
+#define PP_READ10		0x1A
+#define PP_WRITE10		0x0A
+#define READ_HOST_REG		0x1D
+#define WRITE_HOST_REG		0x0D
+#define SET_VAR			0x05
+#define GET_VAR			0x15
+#define DMA_READ		0x16
+#define DMA_WRITE		0x06
+#define GET_DEV_STATUS		0x10
+#define SET_CHIP_MODE		0x27
+#define SUIT_CMD		0xE0
+#define WRITE_PHY		0x07
+#define READ_PHY		0x17
+#define WRITE_EEPROM2		0x03
+#define READ_EEPROM2		0x13
+#define ERASE_EEPROM2		0x23
+#define WRITE_EFUSE		0x04
+#define READ_EFUSE		0x14
+#define WRITE_CFG		0x0E
+#define READ_CFG		0x1E
+
+#define SPI_VENDOR_COMMAND		0x1C
+
+#define	SCSI_SPI_GETSTATUS		0x00
+#define	SCSI_SPI_SETPARAMETER		0x01
+#define	SCSI_SPI_READFALSHID		0x02
+#define	SCSI_SPI_READFLASH		0x03
+#define	SCSI_SPI_WRITEFLASH		0x04
+#define	SCSI_SPI_WRITEFLASHSTATUS	0x05
+#define	SCSI_SPI_ERASEFLASH		0x06
+
+#define INIT_BATCHCMD		0x41
+#define ADD_BATCHCMD		0x42
+#define SEND_BATCHCMD		0x43
+#define GET_BATCHRSP		0x44
+
+#define CHIP_NORMALMODE		0x00
+#define CHIP_DEBUGMODE		0x01
+
+/* SD Pass Through Command Extention */
+#define SD_PASS_THRU_MODE	0xD0
+#define SD_EXECUTE_NO_DATA	0xD1
+#define SD_EXECUTE_READ		0xD2
+#define SD_EXECUTE_WRITE	0xD3
+#define SD_GET_RSP		0xD4
+#define SD_HW_RST		0xD6
+
+#ifdef SUPPORT_MAGIC_GATE
+#define CMD_MSPRO_MG_RKEY	0xA4   /* Report Key Command */
+#define CMD_MSPRO_MG_SKEY	0xA3   /* Send Key Command */
+
+/* CBWCB field: key class */
+#define KC_MG_R_PRO		0xBE   /* MG-R PRO*/
+
+/* CBWCB field: key format */
+#define KF_SET_LEAF_ID		0x31   /* Set Leaf ID */
+#define KF_GET_LOC_EKB		0x32   /* Get Local EKB */
+#define KF_CHG_HOST		0x33   /* Challenge (host) */
+#define KF_RSP_CHG		0x34   /* Response and Challenge (device)  */
+#define KF_RSP_HOST		0x35   /* Response (host) */
+#define KF_GET_ICV		0x36   /* Get ICV */
+#define KF_SET_ICV		0x37   /* SSet ICV */
+#endif
+
+/* Sense type */
+#define	SENSE_TYPE_NO_SENSE				0
+#define	SENSE_TYPE_MEDIA_CHANGE				1
+#define	SENSE_TYPE_MEDIA_NOT_PRESENT			2
+#define	SENSE_TYPE_MEDIA_LBA_OVER_RANGE			3
+#define	SENSE_TYPE_MEDIA_LUN_NOT_SUPPORT		4
+#define	SENSE_TYPE_MEDIA_WRITE_PROTECT			5
+#define	SENSE_TYPE_MEDIA_INVALID_CMD_FIELD		6
+#define	SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR		7
+#define	SENSE_TYPE_MEDIA_WRITE_ERR			8
+#define SENSE_TYPE_FORMAT_IN_PROGRESS			9
+#define SENSE_TYPE_FORMAT_CMD_FAILED			10
+#ifdef SUPPORT_MAGIC_GATE
+#define SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB		0x0b
+#define SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN		0x0c
+#define SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM		0x0d
+#define SENSE_TYPE_MG_WRITE_ERR				0x0e
+#endif
+#ifdef SUPPORT_SD_LOCK
+#define SENSE_TYPE_MEDIA_READ_FORBIDDEN			0x10  /* FOR Locked SD card*/
+#endif
+
+void scsi_show_command(struct scsi_cmnd *srb);
+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);
+int rtsx_scsi_handler(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+
+#endif   /* __REALTEK_RTSX_SCSI_H */
+

drivers/staging/rts_pstor/rtsx_sys.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __RTSX_SYS_H
+#define __RTSX_SYS_H
+
+#include "rtsx.h"
+#include "rtsx_chip.h"
+#include "rtsx_card.h"
+
+typedef dma_addr_t ULONG_PTR;
+
+static inline void rtsx_exclusive_enter_ss(struct rtsx_chip *chip)
+{
+	struct rtsx_dev *dev = chip->rtsx;
+
+	spin_lock(&(dev->reg_lock));
+	rtsx_enter_ss(chip);
+	spin_unlock(&(dev->reg_lock));
+}
+
+static inline void rtsx_reset_detected_cards(struct rtsx_chip *chip, int flag)
+{
+	rtsx_reset_cards(chip);
+}
+
+#define RTSX_MSG_IN_INT(x)
+
+#endif  /* __RTSX_SYS_H */
+

drivers/staging/rts_pstor/rtsx_transport.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#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);
+
+extern 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 */
+

drivers/staging/rts_pstor/sd.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __REALTEK_RTSX_SD_H
+#define __REALTEK_RTSX_SD_H
+
+#include "rtsx_chip.h"
+
+#define SUPPORT_VOLTAGE	0x003C0000
+
+/* Error Code */
+#define	SD_NO_ERROR		0x0
+#define	SD_CRC_ERR		0x80
+#define	SD_TO_ERR		0x40
+#define	SD_NO_CARD		0x20
+#define SD_BUSY			0x10
+#define	SD_STS_ERR		0x08
+#define SD_RSP_TIMEOUT		0x04
+#define SD_IO_ERR		0x02
+
+/* MMC/SD Command Index */
+/* Basic command (class 0) */
+#define GO_IDLE_STATE		0
+#define	SEND_OP_COND		1
+#define	ALL_SEND_CID		2
+#define	SET_RELATIVE_ADDR	3
+#define	SEND_RELATIVE_ADDR	3
+#define	SET_DSR			4
+#define IO_SEND_OP_COND		5
+#define	SWITCH			6
+#define	SELECT_CARD		7
+#define	DESELECT_CARD		7
+/* CMD8 is "SEND_EXT_CSD" for MMC4.x Spec
+ * while is "SEND_IF_COND" for SD 2.0
+ */
+#define	SEND_EXT_CSD		8
+#define	SEND_IF_COND		8
+
+#define	SEND_CSD		9
+#define	SEND_CID		10
+#define	VOLTAGE_SWITCH	    	11
+#define	READ_DAT_UTIL_STOP	11
+#define	STOP_TRANSMISSION	12
+#define	SEND_STATUS		13
+#define	GO_INACTIVE_STATE	15
+
+#define	SET_BLOCKLEN		16
+#define	READ_SINGLE_BLOCK	17
+#define	READ_MULTIPLE_BLOCK	18
+#define	SEND_TUNING_PATTERN	19
+
+#define	BUSTEST_R		14
+#define	BUSTEST_W		19
+
+#define	WRITE_BLOCK		24
+#define	WRITE_MULTIPLE_BLOCK	25
+#define	PROGRAM_CSD		27
+
+#define	ERASE_WR_BLK_START	32
+#define	ERASE_WR_BLK_END	33
+#define	ERASE_CMD		38
+
+#define LOCK_UNLOCK 		42
+#define	IO_RW_DIRECT		52
+
+#define	APP_CMD			55
+#define	GEN_CMD			56
+
+#define	SET_BUS_WIDTH		6
+#define	SD_STATUS		13
+#define	SEND_NUM_WR_BLOCKS	22
+#define	SET_WR_BLK_ERASE_COUNT	23
+#define	SD_APP_OP_COND		41
+#define	SET_CLR_CARD_DETECT	42
+#define	SEND_SCR		51
+
+#define	SD_READ_COMPLETE	0x00
+#define	SD_READ_TO		0x01
+#define	SD_READ_ADVENCE		0x02
+
+#define	SD_CHECK_MODE		0x00
+#define	SD_SWITCH_MODE		0x80
+#define	SD_FUNC_GROUP_1	    	0x01
+#define	SD_FUNC_GROUP_2	    	0x02
+#define	SD_FUNC_GROUP_3	    	0x03
+#define	SD_FUNC_GROUP_4	    	0x04
+#define	SD_CHECK_SPEC_V1_1	0xFF
+
+#define	NO_ARGUMENT	                        0x00
+#define	CHECK_PATTERN	                    	0x000000AA
+#define	VOLTAGE_SUPPLY_RANGE	            	0x00000100
+#define	SUPPORT_HIGH_AND_EXTENDED_CAPACITY	0x40000000
+#define	SUPPORT_MAX_POWER_PERMANCE	        0x10000000
+#define	SUPPORT_1V8	                        0x01000000
+
+#define	SWTICH_NO_ERR	  	0x00
+#define	CARD_NOT_EXIST	  	0x01
+#define	SPEC_NOT_SUPPORT  	0x02
+#define	CHECK_MODE_ERR	  	0x03
+#define	CHECK_NOT_READY	  	0x04
+#define	SWITCH_CRC_ERR	  	0x05
+#define	SWITCH_MODE_ERR	  	0x06
+#define	SWITCH_PASS		0x07
+
+#ifdef SUPPORT_SD_LOCK
+#define SD_ERASE		0x08
+#define SD_LOCK			0x04
+#define SD_UNLOCK		0x00
+#define SD_CLR_PWD		0x02
+#define SD_SET_PWD		0x01
+
+#define SD_PWD_LEN		0x10
+
+#define SD_LOCKED		0x80
+#define SD_LOCK_1BIT_MODE	0x40
+#define SD_PWD_EXIST		0x20
+#define SD_UNLOCK_POW_ON	0x01
+#define SD_SDR_RST		0x02
+
+#define SD_NOT_ERASE		0x00
+#define SD_UNDER_ERASING	0x01
+#define SD_COMPLETE_ERASE	0x02
+
+#define SD_RW_FORBIDDEN		0x0F
+
+#endif
+
+#define	HS_SUPPORT			0x01
+#define	SDR50_SUPPORT			0x02
+#define	SDR104_SUPPORT	        	0x03
+#define	DDR50_SUPPORT		    	0x04
+
+#define	HS_SUPPORT_MASK	        	0x02
+#define	SDR50_SUPPORT_MASK	    	0x04
+#define	SDR104_SUPPORT_MASK	    	0x08
+#define	DDR50_SUPPORT_MASK	    	0x10
+
+#define	HS_QUERY_SWITCH_OK	    	0x01
+#define	SDR50_QUERY_SWITCH_OK		0x02
+#define	SDR104_QUERY_SWITCH_OK  	0x03
+#define	DDR50_QUERY_SWITCH_OK   	0x04
+
+#define	HS_SWITCH_BUSY	        	0x02
+#define	SDR50_SWITCH_BUSY	    	0x04
+#define	SDR104_SWITCH_BUSY      	0x08
+#define	DDR50_SWITCH_BUSY       	0x10
+
+#define	FUNCTION_GROUP1_SUPPORT_OFFSET       0x0D
+#define FUNCTION_GROUP1_QUERY_SWITCH_OFFSET  0x10
+#define FUNCTION_GROUP1_CHECK_BUSY_OFFSET    0x1D
+
+#define	DRIVING_TYPE_A	        0x01
+#define	DRIVING_TYPE_B		    0x00
+#define	DRIVING_TYPE_C		    0x02
+#define	DRIVING_TYPE_D	        0x03
+
+#define	DRIVING_TYPE_A_MASK	    0x02
+#define	DRIVING_TYPE_B_MASK	    0x01
+#define	DRIVING_TYPE_C_MASK	    0x04
+#define	DRIVING_TYPE_D_MASK	    0x08
+
+#define	TYPE_A_QUERY_SWITCH_OK	0x01
+#define	TYPE_B_QUERY_SWITCH_OK	0x00
+#define	TYPE_C_QUERY_SWITCH_OK  0x02
+#define	TYPE_D_QUERY_SWITCH_OK  0x03
+
+#define	TYPE_A_SWITCH_BUSY	    0x02
+#define	TYPE_B_SWITCH_BUSY	    0x01
+#define	TYPE_C_SWITCH_BUSY      0x04
+#define	TYPE_D_SWITCH_BUSY      0x08
+
+#define	FUNCTION_GROUP3_SUPPORT_OFFSET       0x09
+#define FUNCTION_GROUP3_QUERY_SWITCH_OFFSET  0x0F
+#define FUNCTION_GROUP3_CHECK_BUSY_OFFSET    0x19
+
+#define	CURRENT_LIMIT_200	    0x00
+#define	CURRENT_LIMIT_400	    0x01
+#define	CURRENT_LIMIT_600	    0x02
+#define	CURRENT_LIMIT_800	    0x03
+
+#define	CURRENT_LIMIT_200_MASK	0x01
+#define	CURRENT_LIMIT_400_MASK	0x02
+#define	CURRENT_LIMIT_600_MASK	0x04
+#define	CURRENT_LIMIT_800_MASK	0x08
+
+#define	CURRENT_LIMIT_200_QUERY_SWITCH_OK    0x00
+#define	CURRENT_LIMIT_400_QUERY_SWITCH_OK    0x01
+#define	CURRENT_LIMIT_600_QUERY_SWITCH_OK    0x02
+#define	CURRENT_LIMIT_800_QUERY_SWITCH_OK    0x03
+
+#define	CURRENT_LIMIT_200_SWITCH_BUSY        0x01
+#define	CURRENT_LIMIT_400_SWITCH_BUSY	     0x02
+#define	CURRENT_LIMIT_600_SWITCH_BUSY        0x04
+#define	CURRENT_LIMIT_800_SWITCH_BUSY        0x08
+
+#define	FUNCTION_GROUP4_SUPPORT_OFFSET       0x07
+#define FUNCTION_GROUP4_QUERY_SWITCH_OFFSET  0x0F
+#define FUNCTION_GROUP4_CHECK_BUSY_OFFSET    0x17
+
+#define	DATA_STRUCTURE_VER_OFFSET	0x11
+
+#define MAX_PHASE			31
+
+#define MMC_8BIT_BUS			0x0010
+#define MMC_4BIT_BUS			0x0020
+
+#define MMC_SWITCH_ERR			0x80
+
+#define SD_IO_3V3		0
+#define SD_IO_1V8		1
+
+#define TUNE_TX    0x00
+#define TUNE_RX	   0x01
+
+#define CHANGE_TX  0x00
+#define CHANGE_RX  0x01
+
+#define DCM_HIGH_FREQUENCY_MODE  0x00
+#define DCM_LOW_FREQUENCY_MODE   0x01
+
+#define DCM_HIGH_FREQUENCY_MODE_SET  0x0C
+#define DCM_Low_FREQUENCY_MODE_SET   0x00
+
+#define MULTIPLY_BY_1    0x00
+#define MULTIPLY_BY_2    0x01
+#define MULTIPLY_BY_3    0x02
+#define MULTIPLY_BY_4    0x03
+#define MULTIPLY_BY_5    0x04
+#define MULTIPLY_BY_6    0x05
+#define MULTIPLY_BY_7    0x06
+#define MULTIPLY_BY_8    0x07
+#define MULTIPLY_BY_9    0x08
+#define MULTIPLY_BY_10   0x09
+
+#define DIVIDE_BY_2      0x01
+#define DIVIDE_BY_3      0x02
+#define DIVIDE_BY_4      0x03
+#define DIVIDE_BY_5      0x04
+#define DIVIDE_BY_6      0x05
+#define DIVIDE_BY_7      0x06
+#define DIVIDE_BY_8      0x07
+#define DIVIDE_BY_9      0x08
+#define DIVIDE_BY_10     0x09
+
+struct timing_phase_path {
+	int start;
+	int end;
+	int mid;
+	int len;
+};
+
+int sd_select_card(struct rtsx_chip *chip, int select);
+int sd_pull_ctl_enable(struct rtsx_chip *chip);
+int reset_sd_card(struct rtsx_chip *chip);
+int sd_switch_clock(struct rtsx_chip *chip);
+void sd_stop_seq_mode(struct rtsx_chip *chip);
+int sd_rw(struct scsi_cmnd *srb, struct rtsx_chip *chip, u32 start_sector, u16 sector_cnt);
+void sd_cleanup_work(struct rtsx_chip *chip);
+int sd_power_off_card3v3(struct rtsx_chip *chip);
+int release_sd_card(struct rtsx_chip *chip);
+#ifdef SUPPORT_CPRM
+int soft_reset_sd_card(struct rtsx_chip *chip);
+int ext_sd_send_cmd_get_rsp(struct rtsx_chip *chip, u8 cmd_idx,
+		u32 arg, u8 rsp_type, u8 *rsp, int rsp_len, int special_check);
+int ext_sd_get_rsp(struct rtsx_chip *chip, int len, u8 *rsp, u8 rsp_type);
+
+int sd_pass_thru_mode(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int sd_execute_no_data(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int sd_execute_read_data(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int sd_execute_write_data(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int sd_get_cmd_rsp(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int sd_hw_rst(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+#endif
+
+#endif  /* __REALTEK_RTSX_SD_H */

drivers/staging/rts_pstor/spi.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __REALTEK_RTSX_SPI_H
+#define __REALTEK_RTSX_SPI_H
+
+/* SPI operation error */
+#define SPI_NO_ERR		0x00
+#define SPI_HW_ERR		0x01
+#define SPI_INVALID_COMMAND	0x02
+#define SPI_READ_ERR		0x03
+#define SPI_WRITE_ERR		0x04
+#define SPI_ERASE_ERR		0x05
+#define SPI_BUSY_ERR		0x06
+
+/* Serial flash instruction */
+#define SPI_READ 		0x03
+#define SPI_FAST_READ		0x0B
+#define SPI_WREN		0x06
+#define SPI_WRDI		0x04
+#define SPI_RDSR		0x05
+
+#define SF_PAGE_LEN		256
+
+#define BYTE_PROGRAM		0
+#define AAI_PROGRAM		1
+#define PAGE_PROGRAM		2
+
+#define PAGE_ERASE		0
+#define CHIP_ERASE		1
+
+int spi_erase_eeprom_chip(struct rtsx_chip *chip);
+int spi_erase_eeprom_byte(struct rtsx_chip *chip, u16 addr);
+int spi_read_eeprom(struct rtsx_chip *chip, u16 addr, u8 *val);
+int spi_write_eeprom(struct rtsx_chip *chip, u16 addr, u8 val);
+int spi_get_status(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int spi_set_parameter(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int spi_read_flash_id(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int spi_read_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int spi_write_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int spi_erase_flash(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+int spi_write_flash_status(struct scsi_cmnd *srb, struct rtsx_chip *chip);
+
+
+#endif  /* __REALTEK_RTSX_SPI_H */

drivers/staging/rts_pstor/trace.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __REALTEK_RTSX_TRACE_H
+#define __REALTEK_RTSX_TRACE_H
+
+#define _MSG_TRACE
+
+#ifdef _MSG_TRACE
+static inline char *filename(char *path)
+{
+	char *ptr;
+
+	if (path == NULL) {
+		return NULL;
+	}
+
+	ptr = path;
+
+	while (*ptr != '\0') {
+		if ((*ptr == '\\') || (*ptr == '/')) {
+			path = ptr + 1;
+		}
+		ptr++;
+	}
+
+	return path;
+}
+
+#define TRACE_RET(chip, ret)   										\
+do {													\
+	char *_file = filename(__FILE__);								\
+	RTSX_DEBUGP("[%s][%s]:[%d]\n", _file, __func__, __LINE__);					\
+	(chip)->trace_msg[(chip)->msg_idx].line = (u16)(__LINE__);					\
+	strncpy((chip)->trace_msg[(chip)->msg_idx].func, __func__, MSG_FUNC_LEN-1);			\
+	strncpy((chip)->trace_msg[(chip)->msg_idx].file, _file, MSG_FILE_LEN-1); 			\
+	get_current_time((chip)->trace_msg[(chip)->msg_idx].timeval_buf, TIME_VAL_LEN);			\
+	(chip)->trace_msg[(chip)->msg_idx].valid = 1;							\
+	(chip)->msg_idx++; 										\
+	if ((chip)->msg_idx >= TRACE_ITEM_CNT) { 							\
+		(chip)->msg_idx = 0;									\
+	}												\
+	return ret; 											\
+} while (0)
+
+#define TRACE_GOTO(chip, label)   									\
+do {													\
+	char *_file = filename(__FILE__);								\
+	RTSX_DEBUGP("[%s][%s]:[%d]\n", _file, __func__, __LINE__);					\
+	(chip)->trace_msg[(chip)->msg_idx].line = (u16)(__LINE__);					\
+	strncpy((chip)->trace_msg[(chip)->msg_idx].func, __func__, MSG_FUNC_LEN-1);			\
+	strncpy((chip)->trace_msg[(chip)->msg_idx].file, _file, MSG_FILE_LEN-1); 			\
+	get_current_time((chip)->trace_msg[(chip)->msg_idx].timeval_buf, TIME_VAL_LEN);			\
+	(chip)->trace_msg[(chip)->msg_idx].valid = 1;							\
+	(chip)->msg_idx++; 										\
+	if ((chip)->msg_idx >= TRACE_ITEM_CNT) { 							\
+		(chip)->msg_idx = 0;									\
+	}												\
+	goto label; 											\
+} while (0)
+#else
+#define TRACE_RET(chip, ret)	return ret
+#define TRACE_GOTO(chip, label)	goto label
+#endif
+
+#if CONFIG_RTS_PSTOR_DEBUG
+static inline void rtsx_dump(u8 *buf, int buf_len)
+{
+	int i;
+	u8 tmp[16] = {0};
+	u8 *_ptr = buf;
+
+	for (i = 0; i < ((buf_len)/16); i++) {
+		RTSX_DEBUGP("%02x %02x %02x %02x %02x %02x %02x %02x "
+			"%02x %02x %02x %02x %02x %02x %02x %02x\n",
+			_ptr[0], _ptr[1], _ptr[2], _ptr[3], _ptr[4], _ptr[5],
+			_ptr[6], _ptr[7], _ptr[8], _ptr[9], _ptr[10], _ptr[11],
+			_ptr[12], _ptr[13], _ptr[14], _ptr[15]);
+		_ptr += 16;
+	}
+	if ((buf_len) % 16) {
+		memcpy(tmp, _ptr, (buf_len) % 16);
+		_ptr = tmp;
+		RTSX_DEBUGP("%02x %02x %02x %02x %02x %02x %02x %02x "
+			"%02x %02x %02x %02x %02x %02x %02x %02x\n",
+			_ptr[0], _ptr[1], _ptr[2], _ptr[3], _ptr[4], _ptr[5],
+			_ptr[6], _ptr[7], _ptr[8], _ptr[9], _ptr[10], _ptr[11],
+			_ptr[12], _ptr[13], _ptr[14], _ptr[15]);
+	}
+}
+
+#define RTSX_DUMP(buf, buf_len)		rtsx_dump((u8 *)(buf), (buf_len))
+
+#else
+#define RTSX_DUMP(buf, buf_len)
+#endif
+
+#endif  /* __REALTEK_RTSX_TRACE_H */

drivers/staging/rts_pstor/xd.h

+/* Driver for Realtek PCI-Express card reader
+ * Header file
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. 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 as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#ifndef __REALTEK_RTSX_XD_H
+#define __REALTEK_RTSX_XD_H
+
+#define	XD_DELAY_WRITE
+
+/* Error Codes */
+#define	XD_NO_ERROR			0x00
+#define	XD_NO_MEMORY			0x80
+#define	XD_PRG_ERROR			0x40
+#define	XD_NO_CARD			0x20
+#define	XD_READ_FAIL			0x10
+#define	XD_ERASE_FAIL			0x08
+#define	XD_WRITE_FAIL			0x04
+#define	XD_ECC_ERROR			0x02
+#define	XD_TO_ERROR			0x01
+
+/* XD Commands */
+#define	READ1_1				0x00
+#define	READ1_2				0x01
+#define	READ2				0x50
+#define READ_ID				0x90
+#define RESET				0xff
+#define PAGE_PRG_1			0x80
+#define PAGE_PRG_2			0x10
+#define	BLK_ERASE_1			0x60
+#define	BLK_ERASE_2			0xD0
+#define READ_STS			0x70
+#define READ_xD_ID			0x9A
+#define	COPY_BACK_512			0x8A
+#define	COPY_BACK_2K			0x85
+#define	READ1_1_2			0x30
+#define	READ1_1_3			0x35
+#define	CHG_DAT_OUT_1			0x05
+#define RDM_DAT_OUT_1			0x05
+#define	CHG_DAT_OUT_2			0xE0
+#define RDM_DAT_OUT_2			0xE0
+#define	CHG_DAT_OUT_2			0xE0
+#define	CHG_DAT_IN_1			0x85
+#define	CACHE_PRG			0x15
+
+/* Redundant Area Related */
+#define XD_EXTRA_SIZE			0x10
+#define XD_2K_EXTRA_SIZE		0x40
+
+#define	NOT_WRITE_PROTECTED		0x80
+#define	READY_STATE			0x40
+#define	PROGRAM_ERROR			0x01
+#define	PROGRAM_ERROR_N_1		0x02
+#define	INTERNAL_READY			0x20
+#define	READY_FLAG			0x5F
+
+#define	XD_8M_X8_512			0xE6
+#define	XD_16M_X8_512			0x73
+#define	XD_32M_X8_512			0x75
+#define	XD_64M_X8_512			0x76
+#define	XD_128M_X8_512			0x79
+#define	XD_256M_X8_512			0x71
+#define	XD_128M_X8_2048			0xF1
+#define	XD_256M_X8_2048			0xDA
+#define	XD_512M_X8			0xDC
+#define	XD_128M_X16_2048		0xC1
+#define	XD_4M_X8_512_1			0xE3
+#define	XD_4M_X8_512_2			0xE5
+#define	xD_1G_X8_512			0xD3
+#define	xD_2G_X8_512			0xD5
+
+#define	XD_ID_CODE			0xB5
+
+#define	VENDOR_BLOCK			0xEFFF
+#define	CIS_BLOCK			0xDFFF
+
+#define	BLK_NOT_FOUND			0xFFFFFFFF
+
+#define	NO_NEW_BLK			0xFFFFFFFF
+
+#define	PAGE_CORRECTABLE		0x0
+#define	PAGE_NOTCORRECTABLE		0x1
+
+#define	NO_OFFSET			0x0
+#define	WITH_OFFSET			0x1
+
+#define	Sect_Per_Page			4
+#define	XD_ADDR_MODE_2C			XD_ADDR_MODE_2A
+
+#define ZONE0_BAD_BLOCK 		23
+#define NOT_ZONE0_BAD_BLOCK 		24
+
+#define	XD_RW_ADDR			0x01
+#define	XD_ERASE_ADDR			0x02
+
+#define	XD_PAGE_512(xd_card)		\
+do {					\
+	(xd_card)->block_shift = 5; 	\
+	(xd_card)->page_off = 0x1F;	\
+} while (0)
+
+#define	XD_SET_BAD_NEWBLK(xd_card)	((xd_card)->multi_flag |= 0x01)
+#define	XD_CLR_BAD_NEWBLK(xd_card)	((xd_card)->multi_flag &= ~0x01)
+#define	XD_CHK_BAD_NEWBLK(xd_card)	((xd_card)->multi_flag & 0x01)
+
+#define	XD_SET_BAD_OLDBLK(xd_card)	((xd_card)->multi_flag |= 0x02)
+#define	XD_CLR_BAD_OLDBLK(xd_card)	((xd_card)->multi_flag &= ~0x02)
+#define	XD_CHK_BAD_OLDBLK(xd_card)	((xd_card)->multi_flag & 0x02)
+
+#define	XD_SET_MBR_FAIL(xd_card)	((xd_card)->multi_flag |= 0x04)
+#define	XD_CLR_MBR_FAIL(xd_card)	((xd_card)->multi_flag &= ~0x04)
+#define	XD_CHK_MBR_FAIL(xd_card)	((xd_card)->multi_flag & 0x04)
+
+#define	XD_SET_ECC_FLD_ERR(xd_card)	((xd_card)->multi_flag |= 0x08)
+#define	XD_CLR_ECC_FLD_ERR(xd_card)	((xd_card)->multi_flag &= ~0x08)
+#define	XD_CHK_ECC_FLD_ERR(xd_card)	((xd_card)->multi_flag & 0x08)
+
+#define	XD_SET_4MB(xd_card)		((xd_card)->multi_flag |= 0x10)
+#define	XD_CLR_4MB(xd_card)		((xd_card)->multi_flag &= ~0x10)
+#define	XD_CHK_4MB(xd_card)		((xd_card)->multi_flag & 0x10)
+
+#define	XD_SET_ECC_ERR(xd_card)		((xd_card)->multi_flag |= 0x40)
+#define	XD_CLR_ECC_ERR(xd_card)		((xd_card)->multi_flag &= ~0x40)
+#define	XD_CHK_ECC_ERR(xd_card)		((xd_card)->multi_flag & 0x40)
+
+#define PAGE_STATUS		0
+#define BLOCK_STATUS		1
+#define BLOCK_ADDR1_L		2
+#define BLOCK_ADDR1_H		3
+#define BLOCK_ADDR2_L		4
+#define BLOCK_ADDR2_H		5
+#define RESERVED0		6
+#define RESERVED1		7
+#define RESERVED2		8
+#define RESERVED3		9
+#define PARITY			10
+
+#define	CIS0_0			0
+#define	CIS0_1			1
+#define	CIS0_2			2
+#define	CIS0_3			3
+#define	CIS0_4			4
+#define	CIS0_5			5
+#define	CIS0_6			6
+#define	CIS0_7			7
+#define	CIS0_8			8
+#define	CIS0_9			9
+#define	CIS1_0			256
+#define	CIS1_1			(256 + 1)
+#define	CIS1_2			(256 + 2)
+#define	CIS1_3			(256 + 3)
+#define	CIS1_4			(256 + 4)
+#define	CIS1_5			(256 + 5)
+#define	CIS1_6			(256 + 6)
+#define	CIS1_7			(256 + 7)
+#define	CIS1_8			(256 + 8)
+#define	CIS1_9			(256 + 9)
+
+int reset_xd_card(struct rtsx_chip *chip);
+#ifdef XD_DELAY_WRITE
+int xd_delay_write(struct rtsx_chip *chip);
+#endif
+int xd_rw(struct scsi_cmnd *srb, struct rtsx_chip *chip, u32 start_sector, u16 sector_cnt);
+void xd_free_l2p_tbl(struct rtsx_chip *chip);
+void xd_cleanup_work(struct rtsx_chip *chip);
+int xd_power_off_card3v3(struct rtsx_chip *chip);
+int release_xd_card(struct rtsx_chip *chip);
+
+#endif  /* __REALTEK_RTSX_XD_H */
+