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Commit d2e3ae6f authored by Leonidas S. Barbosa's avatar Leonidas S. Barbosa Committed by Herbert Xu
Browse files

crypto: vmx - Enabling VMX module for PPC64 



This patch enables VMX module in PPC64.

Signed-off-by: default avatarLeonidas S. Barbosa <leosilva@linux.vnet.ibm.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 5c380d62

drivers/crypto/Kconfig

+9 −0
Original line number Diff line number Diff line
@@ -436,4 +436,13 @@ config CRYPTO_DEV_QCE 
	  hardware. To compile this driver as a module, choose M here. The

	  module will be called qcrypto.



config CRYPTO_DEV_VMX

	bool "Support for VMX cryptographic acceleration instructions"

	depends on PPC64

	default n

	help

	  Support for VMX cryptographic acceleration instructions.



source "drivers/crypto/vmx/Kconfig"



endif # CRYPTO_HW

drivers/crypto/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -25,3 +25,4 @@ obj-$(CONFIG_CRYPTO_DEV_TALITOS) += talitos.o 
obj-$(CONFIG_CRYPTO_DEV_UX500) += ux500/

obj-$(CONFIG_CRYPTO_DEV_QAT) += qat/

obj-$(CONFIG_CRYPTO_DEV_QCE) += qce/

obj-$(CONFIG_CRYPTO_DEV_VMX) += vmx/

drivers/crypto/vmx/Kconfig

0 → 100644
+8 −0
Original line number Diff line number Diff line 
config CRYPTO_DEV_VMX_ENCRYPT

	tristate "Encryption acceleration support on P8 CPU"

	depends on PPC64 && CRYPTO_DEV_VMX

	default y

	help

	  Support for VMX cryptographic acceleration instructions on Power8 CPU.

	  This module supports acceleration for AES and GHASH in hardware. If you

	  choose 'M' here, this module will be called vmx-crypto.

drivers/crypto/vmx/Makefile

0 → 100644
+19 −0
Original line number Diff line number Diff line 
obj-$(CONFIG_CRYPTO_DEV_VMX_ENCRYPT) += vmx-crypto.o

vmx-crypto-objs := vmx.o aesp8-ppc.o ghashp8-ppc.o aes.o aes_cbc.o aes_ctr.o ghash.o



ifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y)

TARGET := linux-ppc64le

else

TARGET := linux-pcc64

endif



quiet_cmd_perl = PERL $@

      cmd_perl = $(PERL) $(<) $(TARGET) > $(@)



$(src)/aesp8-ppc.S: $(src)/aesp8-ppc.pl

	$(call cmd,perl)

  

$(src)/ghashp8-ppc.S: $(src)/ghashp8-ppc.pl

	$(call cmd,perl)



.PRECIOUS: $(obj)/aesp8-ppc.S $(obj)/ghashp8-ppc.S