block.c File Reference

#include <linux/moduleparam.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/fs.h>
#include <linux/slab.h>
#include <linux/errno.h>
#include <linux/hdreg.h>
#include <linux/kdev_t.h>
#include <linux/blkdev.h>
#include <linux/mutex.h>
#include <linux/scatterlist.h>
#include <linux/string_helpers.h>
#include <linux/delay.h>
#include <linux/capability.h>
#include <linux/compat.h>
#include <linux/mmc/ioctl.h>
#include <linux/mmc/card.h>
#include <linux/mmc/host.h>
#include <linux/mmc/mmc.h>
#include <linux/mmc/sd.h>
#include <asm/uaccess.h>
#include "queue.h"

Go to the source code of this file.

Data Structures
struct	mmc_blk_data
struct	mmc_blk_ioc_data

Macros
#define	MODULE_PARAM_PREFIX   "mmcblk."
#define	INAND_CMD38_ARG_EXT_CSD   113
#define	INAND_CMD38_ARG_ERASE   0x00
#define	INAND_CMD38_ARG_TRIM   0x01
#define	INAND_CMD38_ARG_SECERASE   0x80
#define	INAND_CMD38_ARG_SECTRIM1   0x81
#define	INAND_CMD38_ARG_SECTRIM2   0x88
#define	MMC_BLK_CMD23   (1 << 0) /* Can do SET_BLOCK_COUNT for multiblock */
#define	MMC_BLK_REL_WR   (1 << 1) /* MMC Reliable write support */
#define	MMC_BLK_READ   BIT(0)
#define	MMC_BLK_WRITE   BIT(1)
#define	MMC_BLK_DISCARD   BIT(2)
#define	MMC_BLK_SECDISCARD   BIT(3)
#define	ERR_NOMEDIUM   3
#define	ERR_RETRY   2
#define	ERR_ABORT   1
#define	ERR_CONTINUE   0
#define	CMD_ERRORS
#define	CID_MANFID_SANDISK   0x2
#define	CID_MANFID_TOSHIBA   0x11
#define	CID_MANFID_MICRON   0x13
#define	CID_MANFID_SAMSUNG   0x15
#define	mmc_blk_suspend   NULL
#define	mmc_blk_resume   NULL

Enumerations
enum	mmc_blk_status {   MMC_BLK_SUCCESS = 0, MMC_BLK_PARTIAL, MMC_BLK_CMD_ERR, MMC_BLK_RETRY,   MMC_BLK_ABORT, MMC_BLK_DATA_ERR, MMC_BLK_ECC_ERR, MMC_BLK_NOMEDIUM }

Functions
	MODULE_ALIAS ("mmc:block")
	module_param (perdev_minors, int, 0444)
	MODULE_PARM_DESC (perdev_minors,"Minors numbers to allocate per device")
	module_init (mmc_blk_init)
	module_exit (mmc_blk_exit)
	MODULE_LICENSE ("GPL")
	MODULE_DESCRIPTION ("Multimedia Card (MMC) block device driver")

Macro Definition Documentation

#define CID_MANFID_MICRON   0x13

Definition at line 1719 of file block.c.

#define CID_MANFID_SAMSUNG   0x15

Definition at line 1720 of file block.c.

#define CID_MANFID_SANDISK   0x2

Definition at line 1717 of file block.c.

#define CID_MANFID_TOSHIBA   0x11

Definition at line 1718 of file block.c.

#define CMD_ERRORS

Value:

(R1_OUT_OF_RANGE |  /* Command argument out of range */ \
     R1_ADDRESS_ERROR | /* Misaligned address */        \
     R1_BLOCK_LEN_ERROR |   /* Transferred block length incorrect */\
     R1_WP_VIOLATION |  /* Tried to write to protected block */ \
     R1_CC_ERROR |      /* Card controller error */     \
     R1_ERROR)      /* General/unknown error */

Definition at line 978 of file block.c.

#define ERR_ABORT   1

Definition at line 633 of file block.c.

#define ERR_CONTINUE   0

Definition at line 634 of file block.c.

#define ERR_NOMEDIUM   3

Definition at line 631 of file block.c.

#define ERR_RETRY   2

Definition at line 632 of file block.c.

#define INAND_CMD38_ARG_ERASE   0x00

Definition at line 55 of file block.c.

#define INAND_CMD38_ARG_EXT_CSD   113

Definition at line 54 of file block.c.

#define INAND_CMD38_ARG_SECERASE   0x80

Definition at line 57 of file block.c.

#define INAND_CMD38_ARG_SECTRIM1   0x81

Definition at line 58 of file block.c.

#define INAND_CMD38_ARG_SECTRIM2   0x88

Definition at line 59 of file block.c.

#define INAND_CMD38_ARG_TRIM   0x01

Definition at line 56 of file block.c.

#define MMC_BLK_CMD23   (1 << 0) /* Can do SET_BLOCK_COUNT for multiblock */

Definition at line 89 of file block.c.

#define MMC_BLK_DISCARD   BIT(2)

Definition at line 99 of file block.c.

#define MMC_BLK_READ   BIT(0)

Definition at line 97 of file block.c.

#define MMC_BLK_REL_WR   (1 << 1) /* MMC Reliable write support */

Definition at line 90 of file block.c.

#define mmc_blk_resume   NULL

Definition at line 1871 of file block.c.

#define MMC_BLK_SECDISCARD   BIT(3)

Definition at line 100 of file block.c.

#define mmc_blk_suspend   NULL

Definition at line 1870 of file block.c.

#define MMC_BLK_WRITE   BIT(1)

Definition at line 98 of file block.c.

#define MODULE_PARAM_PREFIX   "mmcblk."

Definition at line 52 of file block.c.

Enumeration Type Documentation

enum mmc_blk_status

Enumerator:

MMC_BLK_SUCCESS
MMC_BLK_PARTIAL
MMC_BLK_CMD_ERR
MMC_BLK_RETRY
MMC_BLK_ABORT
MMC_BLK_DATA_ERR
MMC_BLK_ECC_ERR
MMC_BLK_NOMEDIUM

Definition at line 115 of file block.c.

Function Documentation

MODULE_ALIAS

(

"mmc:block"

)

MODULE_DESCRIPTION

(

"Multimedia Card (MMC) block device driver"

)

module_exit

(

mmc_blk_exit

)

module_init

(

mmc_blk_init

)

MODULE_LICENSE

(

"GPL"

)

module_param	(	perdev_minors	,
		int	,
		0444
	)

MODULE_PARM_DESC	(	perdev_minors	,
		"Minors numbers to allocate per device"
	)