Re: [PATCH 0/3] Krait VFP fixes

From: Rob Clark
Date: Sun Sep 21 2014 - 12:41:00 EST


On Thu, Sep 18, 2014 at 5:43 PM, Stephen Boyd <sboyd@xxxxxxxxxxxxxx> wrote:
> These changes allow us to support VFP correctly on Krait processors.
> They also fix short vector emulation for Cortex-A15 and Krait.

fwiw, without these patches we were having problems w/ rpm in fedora,
which was looking for vfpv3 bits to decide whether the arch was
hardfloat or not. With this patchset applied, this is solved. So for
the series:

Tested-by: Rob Clark <robdclark@xxxxxxxxx>


> Stepan Moskovchenko (1):
> arm: vfp: Bounce undefined instructions in vectored mode
>
> Stephen Boyd (2):
> ARM: vfp: Workaround bad MVFR1 register on some Kraits
> ARM: vfp: fix VFPv3 hwcap detection on non-ARM vfp implementations
>
> arch/arm/include/asm/cputype.h | 1 +
> arch/arm/include/asm/vfp.h | 2 +-
> arch/arm/mm/proc-v7.S | 5 +++--
> arch/arm/vfp/vfphw.S | 6 ++++++
> arch/arm/vfp/vfpmodule.c | 7 +++++++
> 5 files changed, 18 insertions(+), 3 deletions(-)
>
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