caif_spi.h File Reference

#include <net/caif/caif_device.h>

Go to the source code of this file.

Data Structures
struct	cfspi_xfer
struct	cfspi_ifc
struct	cfspi_dev
struct	cfspi

Macros
#define	SPI_CMD_WR   0x00
#define	SPI_CMD_RD   0x01
#define	SPI_CMD_EOT   0x02
#define	SPI_CMD_IND   0x04
#define	SPI_DMA_BUF_LEN   8192
#define	WL_SZ   2 /* 16 bits. */
#define	SPI_CMD_SZ   4 /* 32 bits. */
#define	SPI_IND_SZ   4 /* 32 bits. */
#define	SPI_XFER   0
#define	SPI_SS_ON   1
#define	SPI_SS_OFF   2
#define	SPI_TERMINATE   3
#define	MIN_TRANSITION_TIME_USEC   50
#define	SPI_MASTER_CLK_MHZ   13
#define	SPI_XFER_TIME_USEC(bytes, clk)   (((bytes) * 8) / clk)
#define	CAIF_MAX_SPI_FRAME   4092
#define	CAIF_MAX_SPI_PKTS   9
#define	CFSPI_DBG_PREFILL   0

Enumerations
enum	cfspi_state {   CFSPI_STATE_WAITING = 0, CFSPI_STATE_AWAKE, CFSPI_STATE_FETCH_PKT, CFSPI_STATE_GET_NEXT,   CFSPI_STATE_INIT_XFER, CFSPI_STATE_WAIT_ACTIVE, CFSPI_STATE_SIG_ACTIVE, CFSPI_STATE_WAIT_XFER_DONE,   CFSPI_STATE_XFER_DONE, CFSPI_STATE_WAIT_INACTIVE, CFSPI_STATE_SIG_INACTIVE, CFSPI_STATE_DELIVER_PKT,   CFSPI_STATE_MAX }

Functions
void	cfspi_dbg_state (struct cfspi *cfspi, int state)
int	cfspi_xmitfrm (struct cfspi *cfspi, u8 *buf, size_t len)
int	cfspi_xmitlen (struct cfspi *cfspi)
int	cfspi_rxfrm (struct cfspi *cfspi, u8 *buf, size_t len)
int	cfspi_spi_remove (struct platform_device *pdev)
int	cfspi_spi_probe (struct platform_device *pdev)
void	cfspi_xfer (struct work_struct *work)

Variables
int	spi_frm_align
int	spi_up_head_align
int	spi_up_tail_align
int	spi_down_head_align
int	spi_down_tail_align
struct platform_driver	cfspi_spi_driver

Macro Definition Documentation

#define CAIF_MAX_SPI_FRAME   4092

Definition at line 41 of file caif_spi.h.

#define CAIF_MAX_SPI_PKTS   9

Definition at line 47 of file caif_spi.h.

#define CFSPI_DBG_PREFILL   0

Definition at line 52 of file caif_spi.h.

#define MIN_TRANSITION_TIME_USEC   50

Definition at line 29 of file caif_spi.h.

#define SPI_CMD_EOT   0x02

Definition at line 14 of file caif_spi.h.

#define SPI_CMD_IND   0x04

Definition at line 15 of file caif_spi.h.

#define SPI_CMD_RD   0x01

Definition at line 13 of file caif_spi.h.

#define SPI_CMD_SZ   4 /* 32 bits. */

Definition at line 20 of file caif_spi.h.

#define SPI_CMD_WR   0x00

Definition at line 12 of file caif_spi.h.

#define SPI_DMA_BUF_LEN   8192

Definition at line 17 of file caif_spi.h.

#define SPI_IND_SZ   4 /* 32 bits. */

Definition at line 21 of file caif_spi.h.

#define SPI_MASTER_CLK_MHZ   13

Definition at line 34 of file caif_spi.h.

#define SPI_SS_OFF   2

Definition at line 25 of file caif_spi.h.

#define SPI_SS_ON   1

Definition at line 24 of file caif_spi.h.

#define SPI_TERMINATE   3

Definition at line 26 of file caif_spi.h.

#define SPI_XFER   0

Definition at line 23 of file caif_spi.h.

#define SPI_XFER_TIME_USEC	(		bytes,
			clk
	)		(((bytes) * 8) / clk)

Definition at line 35 of file caif_spi.h.

#define WL_SZ   2 /* 16 bits. */

Definition at line 19 of file caif_spi.h.

Enumeration Type Documentation

enum cfspi_state

Enumerator:

CFSPI_STATE_WAITING
CFSPI_STATE_AWAKE
CFSPI_STATE_FETCH_PKT
CFSPI_STATE_GET_NEXT
CFSPI_STATE_INIT_XFER
CFSPI_STATE_WAIT_ACTIVE
CFSPI_STATE_SIG_ACTIVE
CFSPI_STATE_WAIT_XFER_DONE
CFSPI_STATE_XFER_DONE
CFSPI_STATE_WAIT_INACTIVE
CFSPI_STATE_SIG_INACTIVE
CFSPI_STATE_DELIVER_PKT
CFSPI_STATE_MAX

Definition at line 82 of file caif_spi.h.

Function Documentation

void cfspi_dbg_state ( struct cfspi *  cfspi, int  state  )

inline

Definition at line 284 of file caif_spi.c.

int cfspi_rxfrm	(	struct cfspi *	cfspi,
		u8 *	buf,
		size_t	len
	)

Definition at line 519 of file caif_spi.c.

int cfspi_spi_probe

(

struct platform_device *

pdev

)

Definition at line 727 of file caif_spi.c.

int cfspi_spi_remove

(

struct platform_device *

pdev

)

Definition at line 764 of file caif_spi.c.

void cfspi_xfer

(

struct work_struct *

work

)

Definition at line 63 of file caif_spi_slave.c.

int cfspi_xmitfrm	(	struct cfspi *	cfspi,
		u8 *	buf,
		size_t	len
	)

Definition at line 332 of file caif_spi.c.

int cfspi_xmitlen

(

struct cfspi *

cfspi

)

Definition at line 386 of file caif_spi.c.

Variable Documentation

struct platform_driver cfspi_spi_driver

Definition at line 249 of file caif_spi_slave.c.

int spi_down_head_align

Definition at line 45 of file caif_spi_slave.c.

int spi_down_tail_align

Definition at line 46 of file caif_spi_slave.c.

int spi_frm_align

Definition at line 37 of file caif_spi_slave.c.

int spi_up_head_align

Definition at line 43 of file caif_spi_slave.c.

int spi_up_tail_align

Definition at line 44 of file caif_spi_slave.c.