Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 9d12ba86 authored by Rob Rice's avatar Rob Rice Committed by Herbert Xu
Browse files

crypto: brcm - Add Broadcom SPU driver 



Add Broadcom Secure Processing Unit (SPU) crypto driver for SPU
hardware crypto offload. The driver supports ablkcipher, ahash,
and aead symmetric crypto operations.

Signed-off-by: default avatarSteve Lin <steven.lin1@broadcom.com>
Signed-off-by: default avatarRob Rice <rob.rice@broadcom.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 206dc4fc

drivers/crypto/Kconfig

+15 −0
Original line number Diff line number Diff line
@@ -587,4 +587,19 @@ source "drivers/crypto/chelsio/Kconfig" 


source "drivers/crypto/virtio/Kconfig"



config CRYPTO_DEV_BCM_SPU

	tristate "Broadcom symmetric crypto/hash acceleration support"

	depends on ARCH_BCM_IPROC

	depends on BCM_PDC_MBOX

	default m

	select CRYPTO_DES

	select CRYPTO_MD5

	select CRYPTO_SHA1

	select CRYPTO_SHA256

	select CRYPTO_SHA512

	help

	  This driver provides support for Broadcom crypto acceleration using the

	  Secure Processing Unit (SPU). The SPU driver registers ablkcipher,

	  ahash, and aead algorithms with the kernel cryptographic API.



endif # CRYPTO_HW

drivers/crypto/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -35,3 +35,4 @@ obj-$(CONFIG_CRYPTO_DEV_TALITOS) += talitos.o 
obj-$(CONFIG_CRYPTO_DEV_UX500) += ux500/

obj-$(CONFIG_CRYPTO_DEV_VIRTIO) += virtio/

obj-$(CONFIG_CRYPTO_DEV_VMX) += vmx/

obj-$(CONFIG_CRYPTO_DEV_BCM_SPU) += bcm/

drivers/crypto/bcm/Makefile

0 → 100644
+15 −0
Original line number Diff line number Diff line 
# File: drivers/crypto/bcm/Makefile

#

# Makefile for crypto acceleration files for Broadcom SPU driver

#

# Uncomment to enable debug tracing in the SPU driver.

# CFLAGS_util.o := -DDEBUG

# CFLAGS_cipher.o := -DDEBUG

# CFLAGS_spu.o := -DDEBUG

# CFLAGS_spu2.o := -DDEBUG



obj-$(CONFIG_CRYPTO_DEV_BCM_SPU) := bcm_crypto_spu.o



bcm_crypto_spu-objs :=  util.o spu.o spu2.o cipher.o



ccflags-y += -I. -DBCMDRIVER