include/spi/spi_polled.h File Reference

Generic SPI abstraction for polled operation. More...

#include <bitops.h>
#include <board/spi.h>

Go to the source code of this file.

Data Structures
struct	spi_master_polled
	Polled SPI master defintion. More...
struct	spi_device
	Polled SPI device defintion. More...
Typedefs
typedef void(*	spi_start_func_t )(struct spi_master *spim, uint8_t tx_byte)
	SPI start transfer function.
Enumerations
enum	spi_polled_op_flags { SPI_OP_WRITE, SPI_OP_READ, SPI_OP_BUFFER }
	Flags for SPI polled operation. More...
Functions
static struct spi_master_polled *	spi_master_polled_of (struct spi_master *base)
	Return SPI master polled from SPI master.
void	spi_polled_start (struct spi_master *spim, uint8_t tx_byte, size_t residue)
	Start polled SPI transfer.
static bool	spi_polled_is_buffer_op (struct spi_master *spim)
	Test if polled SPI operation is using buffer list.
static void	spi_polled_sched_poll (struct spi_master *spim)
	Schedule SPI poll operation.
void	spi_polled_next_buffer (struct workqueue_task *task)
	Iterate to next buffer in SPI buffer list operation.
static void	spi_polled_sched_next_buffer (struct spi_master *spim)
	Schedule buffer list handling.
void	spi_polled_write (struct spi_master *spim, const uint8_t *data, size_t len)
void	spi_polled_read (struct spi_master *spim, uint8_t *data, size_t len)
void	spi_polled_exchange (struct spi_master *spim, const uint8_t *write, uint8_t *read, size_t len)
void	spi_polled_write_buf_list (struct spi_master *spim, struct slist *buf_list)
void	spi_polled_read_buf_list (struct spi_master *spim, struct slist *buf_list)
void	spi_polled_exchange_buf_list (struct spi_master *spim, struct slist *write_buf_list, struct slist *read_buf_list)
static void	spi_polled_buf_list_init (struct spi_master *spim)
	Initialize polled SPI master.
void	spi_polled_master_init (struct spi_master *spim, workqueue_func_t poll, spi_start_func_t start)
	Initialize polled SPI master struct.

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Detailed Description

Generic SPI abstraction for polled operation.

Copyright (C) 2009 Atmel Corporation. All rights reserved.

Definition in file spi_polled.h.