DMA Queue

Data Structures
struct	dma_queue

Macros
#define	DMA_QUEUE_REQUESTS_MAX_COUNT   (16)
#define	DMA_QUEUE_REQUESTS_MASK   (DMA_QUEUE_REQUESTS_MAX_COUNT - 1)

Typedefs
typedef struct dma_queue	dma_queue_t

Functions
dma_queue_t *	dma_queue_alloc (void)
	Not yet documented.
void	dma_queue_free (dma_queue_t *queue)
	Not yet documented.
void	dma_queue_init (dma_queue_t *queue)
	Not yet documented.
void	dma_queue_deinit (dma_queue_t *queue)
	Not yet documented.
int32_t	dma_queue_enqueue (dma_queue_t *queue, void *dst, const void *src, size_t len)
	Not yet documented.
void	dma_queue_clear (dma_queue_t *queue)
	Not yet documented.
uint32_t	dma_queue_count_get (const dma_queue_t *queue)
	Not yet documented.

Detailed Description

Description goes here.

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Data Structure Documentation

dma_queue

struct dma_queue

Returns

Not yet documented.

Data Fields
scu_dma_xfer_t *	xfer_table	Not yet documented.
uint32_t	count	Not yet documented.

Macro Definition Documentation

DMA_QUEUE_REQUESTS_MAX_COUNT

#define DMA_QUEUE_REQUESTS_MAX_COUNT   (16)

Returns

Not yet documented.

DMA_QUEUE_REQUESTS_MASK

#define DMA_QUEUE_REQUESTS_MASK   (DMA_QUEUE_REQUESTS_MAX_COUNT - 1)

Returns

Not yet documented.

Typedef Documentation

dma_queue_t

typedef struct dma_queue dma_queue_t

Returns

Not yet documented.

Function Documentation

dma_queue_alloc()

dma_queue_t * dma_queue_alloc

(

void

)

Not yet documented.

Returns

Not yet documented.

dma_queue_free()

void dma_queue_free

(

dma_queue_t *

queue

)

Not yet documented.

Parameters

queue

dma_queue_init()

void dma_queue_init

(

dma_queue_t *

queue

)

Not yet documented.

Parameters

queue

dma_queue_deinit()

void dma_queue_deinit

(

dma_queue_t *

queue

)

Not yet documented.

Parameters

queue

dma_queue_enqueue()

int32_t dma_queue_enqueue	(	dma_queue_t *	queue,
		void *	dst,
		const void *	src,
		size_t	len
	)

Not yet documented.

Parameters

queue
dst
src
len

Returns

Not yet documented.

dma_queue_clear()

void dma_queue_clear

(

dma_queue_t *

queue

)

Not yet documented.

Parameters

queue

dma_queue_count_get()

uint32_t dma_queue_count_get

(

const dma_queue_t *

queue

)

Not yet documented.

Parameters

queue

Returns

Not yet documented.