atmel-sha.c File Reference

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/hw_random.h>
#include <linux/platform_device.h>
#include <linux/device.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/scatterlist.h>
#include <linux/dma-mapping.h>
#include <linux/delay.h>
#include <linux/crypto.h>
#include <linux/cryptohash.h>
#include <crypto/scatterwalk.h>
#include <crypto/algapi.h>
#include <crypto/sha.h>
#include <crypto/hash.h>
#include <crypto/internal/hash.h>
#include "atmel-sha-regs.h"

Go to the source code of this file.

Data Structures
struct	atmel_sha_reqctx
struct	atmel_sha_ctx
struct	atmel_sha_dev
struct	atmel_sha_drv

Macros
#define	SHA_FLAGS_BUSY   BIT(0)
#define	SHA_FLAGS_FINAL   BIT(1)
#define	SHA_FLAGS_DMA_ACTIVE   BIT(2)
#define	SHA_FLAGS_OUTPUT_READY   BIT(3)
#define	SHA_FLAGS_INIT   BIT(4)
#define	SHA_FLAGS_CPU   BIT(5)
#define	SHA_FLAGS_DMA_READY   BIT(6)
#define	SHA_FLAGS_FINUP   BIT(16)
#define	SHA_FLAGS_SG   BIT(17)
#define	SHA_FLAGS_SHA1   BIT(18)
#define	SHA_FLAGS_SHA256   BIT(19)
#define	SHA_FLAGS_ERROR   BIT(20)
#define	SHA_FLAGS_PAD   BIT(21)
#define	SHA_FLAGS_DUALBUFF   BIT(24)
#define	SHA_OP_UPDATE   1
#define	SHA_OP_FINAL   2
#define	SHA_BUFFER_LEN   PAGE_SIZE
#define	ATMEL_SHA_DMA_THRESHOLD   56
#define	ATMEL_SHA_QUEUE_LENGTH   1

Functions
	module_platform_driver (atmel_sha_driver)
	MODULE_DESCRIPTION ("Atmel SHA1/SHA256 hw acceleration support.")
	MODULE_LICENSE ("GPL v2")
	MODULE_AUTHOR ("Nicolas Royer - Eukréa Electromatique")

Macro Definition Documentation

#define ATMEL_SHA_DMA_THRESHOLD   56

Definition at line 66 of file atmel-sha.c.

#define ATMEL_SHA_QUEUE_LENGTH   1

Definition at line 100 of file atmel-sha.c.

#define SHA_BUFFER_LEN   PAGE_SIZE

Definition at line 64 of file atmel-sha.c.

#define SHA_FLAGS_BUSY   BIT(0)

Definition at line 44 of file atmel-sha.c.

#define SHA_FLAGS_CPU   BIT(5)

Definition at line 49 of file atmel-sha.c.

#define SHA_FLAGS_DMA_ACTIVE   BIT(2)

Definition at line 46 of file atmel-sha.c.

#define SHA_FLAGS_DMA_READY   BIT(6)

Definition at line 50 of file atmel-sha.c.

#define SHA_FLAGS_DUALBUFF   BIT(24)

Definition at line 59 of file atmel-sha.c.

#define SHA_FLAGS_ERROR   BIT(20)

Definition at line 56 of file atmel-sha.c.

#define SHA_FLAGS_FINAL   BIT(1)

Definition at line 45 of file atmel-sha.c.

#define SHA_FLAGS_FINUP   BIT(16)

Definition at line 52 of file atmel-sha.c.

#define SHA_FLAGS_INIT   BIT(4)

Definition at line 48 of file atmel-sha.c.

#define SHA_FLAGS_OUTPUT_READY   BIT(3)

Definition at line 47 of file atmel-sha.c.

#define SHA_FLAGS_PAD   BIT(21)

Definition at line 57 of file atmel-sha.c.

#define SHA_FLAGS_SG   BIT(17)

Definition at line 53 of file atmel-sha.c.

#define SHA_FLAGS_SHA1   BIT(18)

Definition at line 54 of file atmel-sha.c.

#define SHA_FLAGS_SHA256   BIT(19)

Definition at line 55 of file atmel-sha.c.

#define SHA_OP_FINAL   2

Definition at line 62 of file atmel-sha.c.

#define SHA_OP_UPDATE   1

Definition at line 61 of file atmel-sha.c.

Function Documentation

MODULE_AUTHOR

(

"Nicolas Royer - Eukréa Electromatique"

)

MODULE_DESCRIPTION

(

"Atmel SHA1/SHA256 hw acceleration support."

)

MODULE_LICENSE

(

"GPL v2"

)

module_platform_driver

(

atmel_sha_driver

)