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mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-25 21:54:06 +08:00
linux-next/drivers/firmware/smccc
Andre Przywara a37e31fc97 firmware: smccc: Introduce SMCCC TRNG framework
The ARM DEN0098 document describe an SMCCC based firmware service to
deliver hardware generated random numbers. Its existence is advertised
according to the SMCCC v1.1 specification.

Add a (dummy) call to probe functions implemented in each architecture
(ARM and arm64), to determine the existence of this interface.
For now this return false, but this will be overwritten by each
architecture's support patch.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
2021-01-21 17:42:46 +00:00
..
Kconfig firmware: smccc: Add ARCH_SOC_ID support 2020-07-06 09:48:06 +01:00
Makefile firmware: smccc: Add ARCH_SOC_ID support 2020-07-06 09:48:06 +01:00
smccc.c firmware: smccc: Introduce SMCCC TRNG framework 2021-01-21 17:42:46 +00:00
soc_id.c firmware: smccc: Add ARCH_SOC_ID support 2020-07-06 09:48:06 +01:00