gsc_dma.c File Reference

#include "main.h"

Include dependency graph for gsc_dma.c:

Functions
static int	_dma_start (dev_data_t *dev, unsigned long arg)
static gsc_dma_ch_t *	_dma_channel_get (dev_data_t *dev, dev_io_t *io, u32 ability)
static void	_dma_channel_reset (dev_data_t *dev, gsc_dma_ch_t *dma)
void	gsc_dma_close (dev_data_t *dev)
int	gsc_dma_create (dev_data_t *dev, u32 ch0_flags, u32 ch1_flags)
void	gsc_dma_destroy (dev_data_t *dev)
int	gsc_dma_open (dev_data_t *dev)
ssize_t	gsc_dma_perform (dev_data_t *dev, dev_io_t *io, unsigned long jif_end, unsigned int ability, u32 mode, u32 dpr, void *buff, ssize_t bytes)
int	gsc_dma_abort_active_xfer (dev_data_t *dev, dev_io_t *io)

Function Documentation

_dma_channel_get()

static gsc_dma_ch_t* _dma_channel_get ( dev_data_t *  dev, dev_io_t *  io, u32  ability  )

static

_dma_channel_reset()

static void _dma_channel_reset ( dev_data_t *  dev, gsc_dma_ch_t *  dma  )

static

_dma_start()

static int _dma_start ( dev_data_t *  dev, unsigned long  arg  )

static

gsc_dma_abort_active_xfer()

int gsc_dma_abort_active_xfer	(	dev_data_t *	dev,
		dev_io_t *	io
	)

gsc_dma_close()

void gsc_dma_close

(

dev_data_t *

dev

)

gsc_dma_create()

int gsc_dma_create	(	dev_data_t *	dev,
		u32	ch0_flags,
		u32	ch1_flags
	)

gsc_dma_destroy()

void gsc_dma_destroy

(

dev_data_t *

dev

)

gsc_dma_open()

int gsc_dma_open

(

dev_data_t *

dev

)

gsc_dma_perform()

ssize_t gsc_dma_perform	(	dev_data_t *	dev,
		dev_io_t *	io,
		unsigned long	jif_end,
		unsigned int	ability,
		u32	mode,
		u32	dpr,
		void *	buff,
		ssize_t	bytes
	)