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hwrng: Turn HW_RANDOM into a menuconfig 

This makes configuration more convenient IMHO, and avoids having to
repeat the dependency on HW_RANDOM for every single driver.

Signed-off-by: Jean Delvare <jdelvare@suse.de>
Cc: Matt Mackall <mpm@selenic.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Jean Delvare 2014-04-08 14:33:04 +02:00 committed by Herbert Xu
parent dc64ef0087
commit 0200161834
1 changed files with 30 additions and 26 deletions
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56
drivers/char/hw_random/Kconfig
View File

@ -2,7 +2,7 @@
# Hardware Random Number Generator (RNG) configuration # Hardware Random Number Generator (RNG) configuration
# #
config HW_RANDOM menuconfig HW_RANDOM
tristate "Hardware Random Number Generator Core support" tristate "Hardware Random Number Generator Core support"
default m default m
---help--- ---help---
@ -20,9 +20,11 @@ config HW_RANDOM
If unsure, say Y. If unsure, say Y.
if HW_RANDOM
config HW_RANDOM_TIMERIOMEM config HW_RANDOM_TIMERIOMEM
tristate "Timer IOMEM HW Random Number Generator support" tristate "Timer IOMEM HW Random Number Generator support"
depends on HW_RANDOM && HAS_IOMEM depends on HAS_IOMEM
---help--- ---help---
This driver provides kernel-side support for a generic Random This driver provides kernel-side support for a generic Random
Number Generator used by reading a 'dumb' iomem address that Number Generator used by reading a 'dumb' iomem address that
@ -36,7 +38,7 @@ config HW_RANDOM_TIMERIOMEM
config HW_RANDOM_INTEL config HW_RANDOM_INTEL
tristate "Intel HW Random Number Generator support" tristate "Intel HW Random Number Generator support"
depends on HW_RANDOM && (X86 || IA64) && PCI depends on (X86 || IA64) && PCI
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -49,7 +51,7 @@ config HW_RANDOM_INTEL
config HW_RANDOM_AMD config HW_RANDOM_AMD
tristate "AMD HW Random Number Generator support" tristate "AMD HW Random Number Generator support"
depends on HW_RANDOM && (X86 || PPC_MAPLE) && PCI depends on (X86 || PPC_MAPLE) && PCI
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -62,7 +64,7 @@ config HW_RANDOM_AMD
config HW_RANDOM_ATMEL config HW_RANDOM_ATMEL
tristate "Atmel Random Number Generator support" tristate "Atmel Random Number Generator support"
depends on HW_RANDOM && HAVE_CLK depends on HAVE_CLK
default (HW_RANDOM && ARCH_AT91) default (HW_RANDOM && ARCH_AT91)
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -75,7 +77,7 @@ config HW_RANDOM_ATMEL
config HW_RANDOM_BCM63XX config HW_RANDOM_BCM63XX
tristate "Broadcom BCM63xx Random Number Generator support" tristate "Broadcom BCM63xx Random Number Generator support"
depends on HW_RANDOM && BCM63XX depends on BCM63XX
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -88,7 +90,7 @@ config HW_RANDOM_BCM63XX
config HW_RANDOM_BCM2835 config HW_RANDOM_BCM2835
tristate "Broadcom BCM2835 Random Number Generator support" tristate "Broadcom BCM2835 Random Number Generator support"
depends on HW_RANDOM && ARCH_BCM2835 depends on ARCH_BCM2835
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -101,7 +103,7 @@ config HW_RANDOM_BCM2835
config HW_RANDOM_GEODE config HW_RANDOM_GEODE
tristate "AMD Geode HW Random Number Generator support" tristate "AMD Geode HW Random Number Generator support"
depends on HW_RANDOM && X86_32 && PCI depends on X86_32 && PCI
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -114,7 +116,7 @@ config HW_RANDOM_GEODE
config HW_RANDOM_N2RNG config HW_RANDOM_N2RNG
tristate "Niagara2 Random Number Generator support" tristate "Niagara2 Random Number Generator support"
depends on HW_RANDOM && SPARC64 depends on SPARC64
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -127,7 +129,7 @@ config HW_RANDOM_N2RNG
config HW_RANDOM_VIA config HW_RANDOM_VIA
tristate "VIA HW Random Number Generator support" tristate "VIA HW Random Number Generator support"
depends on HW_RANDOM && X86 depends on X86
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -140,7 +142,7 @@ config HW_RANDOM_VIA
config HW_RANDOM_IXP4XX config HW_RANDOM_IXP4XX
tristate "Intel IXP4xx NPU HW Pseudo-Random Number Generator support" tristate "Intel IXP4xx NPU HW Pseudo-Random Number Generator support"
depends on HW_RANDOM && ARCH_IXP4XX depends on ARCH_IXP4XX
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Pseudo-Random This driver provides kernel-side support for the Pseudo-Random
@ -153,7 +155,7 @@ config HW_RANDOM_IXP4XX
config HW_RANDOM_OMAP config HW_RANDOM_OMAP
tristate "OMAP Random Number Generator support" tristate "OMAP Random Number Generator support"
depends on HW_RANDOM && (ARCH_OMAP16XX || ARCH_OMAP2PLUS) depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -167,7 +169,7 @@ config HW_RANDOM_OMAP
config HW_RANDOM_OMAP3_ROM config HW_RANDOM_OMAP3_ROM
tristate "OMAP3 ROM Random Number Generator support" tristate "OMAP3 ROM Random Number Generator support"
depends on HW_RANDOM && ARCH_OMAP3 depends on ARCH_OMAP3
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -180,7 +182,7 @@ config HW_RANDOM_OMAP3_ROM
config HW_RANDOM_OCTEON config HW_RANDOM_OCTEON
tristate "Octeon Random Number Generator support" tristate "Octeon Random Number Generator support"
depends on HW_RANDOM && CAVIUM_OCTEON_SOC depends on CAVIUM_OCTEON_SOC
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -193,7 +195,7 @@ config HW_RANDOM_OCTEON
config HW_RANDOM_PASEMI config HW_RANDOM_PASEMI
tristate "PA Semi HW Random Number Generator support" tristate "PA Semi HW Random Number Generator support"
depends on HW_RANDOM && PPC_PASEMI depends on PPC_PASEMI
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -206,7 +208,7 @@ config HW_RANDOM_PASEMI
config HW_RANDOM_VIRTIO config HW_RANDOM_VIRTIO
tristate "VirtIO Random Number Generator support" tristate "VirtIO Random Number Generator support"
depends on HW_RANDOM && VIRTIO depends on VIRTIO
---help--- ---help---
This driver provides kernel-side support for the virtual Random Number This driver provides kernel-side support for the virtual Random Number
Generator hardware. Generator hardware.
@ -216,7 +218,7 @@ config HW_RANDOM_VIRTIO
config HW_RANDOM_TX4939 config HW_RANDOM_TX4939
tristate "TX4939 Random Number Generator support" tristate "TX4939 Random Number Generator support"
depends on HW_RANDOM && SOC_TX4939 depends on SOC_TX4939
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -229,7 +231,7 @@ config HW_RANDOM_TX4939
config HW_RANDOM_MXC_RNGA config HW_RANDOM_MXC_RNGA
tristate "Freescale i.MX RNGA Random Number Generator" tristate "Freescale i.MX RNGA Random Number Generator"
depends on HW_RANDOM && ARCH_HAS_RNGA depends on ARCH_HAS_RNGA
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
Generator hardware found on Freescale i.MX processors. Generator hardware found on Freescale i.MX processors.
@ -241,7 +243,7 @@ config HW_RANDOM_MXC_RNGA
config HW_RANDOM_NOMADIK config HW_RANDOM_NOMADIK
tristate "ST-Ericsson Nomadik Random Number Generator support" tristate "ST-Ericsson Nomadik Random Number Generator support"
depends on HW_RANDOM && ARCH_NOMADIK depends on ARCH_NOMADIK
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
Generator hardware found on ST-Ericsson SoCs (8815 and 8500). Generator hardware found on ST-Ericsson SoCs (8815 and 8500).
@ -253,7 +255,7 @@ config HW_RANDOM_NOMADIK
config HW_RANDOM_PICOXCELL config HW_RANDOM_PICOXCELL
tristate "Picochip picoXcell true random number generator support" tristate "Picochip picoXcell true random number generator support"
depends on HW_RANDOM && ARCH_PICOXCELL && PICOXCELL_PC3X3 depends on ARCH_PICOXCELL && PICOXCELL_PC3X3
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
Generator hardware found on Picochip PC3x3 and later devices. Generator hardware found on Picochip PC3x3 and later devices.
@ -265,7 +267,7 @@ config HW_RANDOM_PICOXCELL
config HW_RANDOM_PPC4XX config HW_RANDOM_PPC4XX
tristate "PowerPC 4xx generic true random number generator support" tristate "PowerPC 4xx generic true random number generator support"
depends on HW_RANDOM && PPC && 4xx depends on PPC && 4xx
---help--- ---help---
This driver provides the kernel-side support for the TRNG hardware This driver provides the kernel-side support for the TRNG hardware
found in the security function of some PowerPC 4xx SoCs. found in the security function of some PowerPC 4xx SoCs.
@ -277,7 +279,7 @@ config HW_RANDOM_PPC4XX
config HW_RANDOM_PSERIES config HW_RANDOM_PSERIES
tristate "pSeries HW Random Number Generator support" tristate "pSeries HW Random Number Generator support"
depends on HW_RANDOM && PPC64 && IBMVIO depends on PPC64 && IBMVIO
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -290,7 +292,7 @@ config HW_RANDOM_PSERIES
config HW_RANDOM_POWERNV config HW_RANDOM_POWERNV
tristate "PowerNV Random Number Generator support" tristate "PowerNV Random Number Generator support"
depends on HW_RANDOM && PPC_POWERNV depends on PPC_POWERNV
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This is the driver for Random Number Generator hardware found This is the driver for Random Number Generator hardware found
@ -303,7 +305,7 @@ config HW_RANDOM_POWERNV
config HW_RANDOM_EXYNOS config HW_RANDOM_EXYNOS
tristate "EXYNOS HW random number generator support" tristate "EXYNOS HW random number generator support"
depends on HW_RANDOM && HAS_IOMEM && HAVE_CLK depends on HAS_IOMEM && HAVE_CLK
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
Generator hardware found on EXYNOS SOCs. Generator hardware found on EXYNOS SOCs.
@ -315,7 +317,7 @@ config HW_RANDOM_EXYNOS
config HW_RANDOM_TPM config HW_RANDOM_TPM
tristate "TPM HW Random Number Generator support" tristate "TPM HW Random Number Generator support"
depends on HW_RANDOM && TCG_TPM depends on TCG_TPM
default HW_RANDOM default HW_RANDOM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
@ -328,7 +330,7 @@ config HW_RANDOM_TPM
config HW_RANDOM_MSM config HW_RANDOM_MSM
tristate "Qualcomm MSM Random Number Generator support" tristate "Qualcomm MSM Random Number Generator support"
depends on HW_RANDOM && ARCH_MSM depends on ARCH_MSM
---help--- ---help---
This driver provides kernel-side support for the Random Number This driver provides kernel-side support for the Random Number
Generator hardware found on Qualcomm MSM SoCs. Generator hardware found on Qualcomm MSM SoCs.
@ -338,6 +340,8 @@ config HW_RANDOM_MSM
If unsure, say Y. If unsure, say Y.
endif # HW_RANDOM
config UML_RANDOM config UML_RANDOM
depends on UML depends on UML
tristate "Hardware random number generator" tristate "Hardware random number generator"