Commit Graph

3 Commits

Author SHA1 Message Date
Michael Ellerman d319fe2a0a hwrng: pseries - Return errors to upper levels in pseries-rng.c
We don't expect to get errors from the hypervisor when reading the rng,
but if we do we should pass the error up to the hwrng driver. Otherwise
the hwrng driver will continue calling us forever.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-10-07 14:17:01 +08:00
Michael Ellerman 49cca7e047 hwrng: pseries - Use KBUILD_MODNAME in pseries-rng.c
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2013-10-07 14:16:59 +08:00
Kent Yoder 649e9ea0ab powerpc/pseries/hwrng: PFO-based hwrng driver
Adds support for the Platform Facilities Option (PFO)-based hardware
random number generator for POWER hardware.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Robert Jennings <rcj@linux.vnet.ibm.com>
Signed-off-by: Kent Yoder <key@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2012-05-14 10:49:12 +10:00