#include <linux/sched.h>
#include <linux/device.h>
#include <linux/dmaengine.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/sa11x0-dma.h>
#include <linux/slab.h>
#include <linux/spinlock.h>
#include "virt-dma.h"

Data Structures
struct	sa11x0_dma_sg

struct	sa11x0_dma_desc

struct	sa11x0_dma_chan

struct	sa11x0_dma_phy

struct	sa11x0_dma_dev

struct	sa11x0_dma_channel_desc

Macros
#define	NR_PHY_CHAN 6

#define	DMA_ALIGN 3

#define	DMA_MAX_SIZE 0x1fff

#define	DMA_CHUNK_SIZE 0x1000

#define	DMA_DDAR 0x00

#define	DMA_DCSR_S 0x04

#define	DMA_DCSR_C 0x08

#define	DMA_DCSR_R 0x0c

#define	DMA_DBSA 0x10

#define	DMA_DBTA 0x14

#define	DMA_DBSB 0x18

#define	DMA_DBTB 0x1c

#define	DMA_SIZE 0x20

#define	DCSR_RUN (1 << 0)

#define	DCSR_IE (1 << 1)

#define	DCSR_ERROR (1 << 2)

#define	DCSR_DONEA (1 << 3)

#define	DCSR_STRTA (1 << 4)

#define	DCSR_DONEB (1 << 5)

#define	DCSR_STRTB (1 << 6)

#define	DCSR_BIU (1 << 7)

#define	DDAR_RW (1 << 0) /* 0 = W, 1 = R */

#define	DDAR_E (1 << 1) /* 0 = LE, 1 = BE */

#define	DDAR_BS (1 << 2) /* 0 = BS4, 1 = BS8 */

#define	DDAR_DW (1 << 3) /* 0 = 8b, 1 = 16b */

#define	DDAR_Ser0UDCTr (0x0 << 4)

#define	DDAR_Ser0UDCRc (0x1 << 4)

#define	DDAR_Ser1SDLCTr (0x2 << 4)

#define	DDAR_Ser1SDLCRc (0x3 << 4)

#define	DDAR_Ser1UARTTr (0x4 << 4)

#define	DDAR_Ser1UARTRc (0x5 << 4)

#define	DDAR_Ser2ICPTr (0x6 << 4)

#define	DDAR_Ser2ICPRc (0x7 << 4)

#define	DDAR_Ser3UARTTr (0x8 << 4)

#define	DDAR_Ser3UARTRc (0x9 << 4)

#define	DDAR_Ser4MCP0Tr (0xa << 4)

#define	DDAR_Ser4MCP0Rc (0xb << 4)

#define	DDAR_Ser4MCP1Tr (0xc << 4)

#define	DDAR_Ser4MCP1Rc (0xd << 4)

#define	DDAR_Ser4SSPTr (0xe << 4)

#define	DDAR_Ser4SSPRc (0xf << 4)

#define	CD(d1, d2) { .ddar = DDAR_##d1 \| d2, .name = #d1 }

Functions
bool	sa11x0_dma_filter_fn (struct dma_chan chan, void param)

	EXPORT_SYMBOL (sa11x0_dma_filter_fn)

	subsys_initcall (sa11x0_dma_init)

	module_exit (sa11x0_dma_exit)

	MODULE_AUTHOR ("Russell King")

	MODULE_DESCRIPTION ("SA-11x0 DMA driver")

	MODULE_LICENSE ("GPL v2")

	MODULE_ALIAS ("platform:sa11x0-dma")

Variables
struct sa11x0_dma_sg	__attribute__

Macro Definition Documentation

#define CD	(	d1,
		d2
	)	{ .ddar = DDAR_##d1 \| d2, .name = #d1 }

Definition at line 809 of file sa11x0-dma.c.

#define DCSR_BIU (1 << 7)

Definition at line 48 of file sa11x0-dma.c.

#define DCSR_DONEA (1 << 3)

Definition at line 44 of file sa11x0-dma.c.

#define DCSR_DONEB (1 << 5)

Definition at line 46 of file sa11x0-dma.c.

#define DCSR_ERROR (1 << 2)

Definition at line 43 of file sa11x0-dma.c.

#define DCSR_IE (1 << 1)

Definition at line 42 of file sa11x0-dma.c.

#define DCSR_RUN (1 << 0)

Definition at line 41 of file sa11x0-dma.c.

#define DCSR_STRTA (1 << 4)

Definition at line 45 of file sa11x0-dma.c.

#define DCSR_STRTB (1 << 6)

Definition at line 47 of file sa11x0-dma.c.

#define DDAR_BS (1 << 2) /* 0 = BS4, 1 = BS8 */

Definition at line 52 of file sa11x0-dma.c.

#define DDAR_DW (1 << 3) /* 0 = 8b, 1 = 16b */

Definition at line 53 of file sa11x0-dma.c.

#define DDAR_E (1 << 1) /* 0 = LE, 1 = BE */

Definition at line 51 of file sa11x0-dma.c.

#define DDAR_RW (1 << 0) /* 0 = W, 1 = R */

Definition at line 50 of file sa11x0-dma.c.

#define DDAR_Ser0UDCRc (0x1 << 4)

Definition at line 55 of file sa11x0-dma.c.

#define DDAR_Ser0UDCTr (0x0 << 4)

Definition at line 54 of file sa11x0-dma.c.

#define DDAR_Ser1SDLCRc (0x3 << 4)

Definition at line 57 of file sa11x0-dma.c.

#define DDAR_Ser1SDLCTr (0x2 << 4)

Definition at line 56 of file sa11x0-dma.c.

#define DDAR_Ser1UARTRc (0x5 << 4)

Definition at line 59 of file sa11x0-dma.c.

#define DDAR_Ser1UARTTr (0x4 << 4)

Definition at line 58 of file sa11x0-dma.c.

#define DDAR_Ser2ICPRc (0x7 << 4)

Definition at line 61 of file sa11x0-dma.c.

#define DDAR_Ser2ICPTr (0x6 << 4)

Definition at line 60 of file sa11x0-dma.c.

#define DDAR_Ser3UARTRc (0x9 << 4)

Definition at line 63 of file sa11x0-dma.c.

#define DDAR_Ser3UARTTr (0x8 << 4)

Definition at line 62 of file sa11x0-dma.c.

#define DDAR_Ser4MCP0Rc (0xb << 4)

Definition at line 65 of file sa11x0-dma.c.

#define DDAR_Ser4MCP0Tr (0xa << 4)

Definition at line 64 of file sa11x0-dma.c.

#define DDAR_Ser4MCP1Rc (0xd << 4)

Definition at line 67 of file sa11x0-dma.c.

#define DDAR_Ser4MCP1Tr (0xc << 4)

Definition at line 66 of file sa11x0-dma.c.

#define DDAR_Ser4SSPRc (0xf << 4)

Definition at line 69 of file sa11x0-dma.c.

#define DDAR_Ser4SSPTr (0xe << 4)

Definition at line 68 of file sa11x0-dma.c.

#define DMA_ALIGN 3

Definition at line 27 of file sa11x0-dma.c.

#define DMA_CHUNK_SIZE 0x1000

Definition at line 29 of file sa11x0-dma.c.

#define DMA_DBSA 0x10

Definition at line 35 of file sa11x0-dma.c.

#define DMA_DBSB 0x18

Definition at line 37 of file sa11x0-dma.c.

#define DMA_DBTA 0x14

Definition at line 36 of file sa11x0-dma.c.

#define DMA_DBTB 0x1c

Definition at line 38 of file sa11x0-dma.c.

#define DMA_DCSR_C 0x08

Definition at line 33 of file sa11x0-dma.c.

#define DMA_DCSR_R 0x0c

Definition at line 34 of file sa11x0-dma.c.

#define DMA_DCSR_S 0x04

Definition at line 32 of file sa11x0-dma.c.

#define DMA_DDAR 0x00

Definition at line 31 of file sa11x0-dma.c.

#define DMA_MAX_SIZE 0x1fff

Definition at line 28 of file sa11x0-dma.c.

#define DMA_SIZE 0x20

Definition at line 39 of file sa11x0-dma.c.

#define NR_PHY_CHAN 6

Definition at line 26 of file sa11x0-dma.c.

Function Documentation

EXPORT_SYMBOL ( sa11x0_dma_filter_fn )

MODULE_ALIAS ( "platform:sa11x0-dma" )

MODULE_AUTHOR ( "Russell King" )

MODULE_DESCRIPTION ( "SA-11x0 DMA driver" )

module_exit ( sa11x0_dma_exit )

MODULE_LICENSE ( "GPL v2" )

bool sa11x0_dma_filter_fn	(	struct dma_chan *	chan,
		void *	param
	)

Definition at line 1078 of file sa11x0-dma.c.

subsys_initcall ( sa11x0_dma_init )

Variable Documentation

struct sa11x0_dma_sg __attribute__

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation