Messages in this thread | | | Date | Wed, 2 Mar 2016 15:40:46 +0800 | From | Wei Ni <> | Subject | Re: [PATCH] thermal: tegra_soctherm: fix sign bit of temperature |
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Hi, Rui & Thierry & Matt Could you please take a look on this patch. It's a bug on the temperature's sign bit, it can't show the negative temperature, although it will not cause problems for now.
Thanks. Wei.
On 2016年02月29日 17:51, Wei Ni wrote: > The sign bit of temperature readback is bit 0, not bit 1. > Change to BIT(0) to fix it. > > Signed-off-by: Wei Ni <wni@nvidia.com> > --- > drivers/thermal/tegra_soctherm.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/thermal/tegra_soctherm.c b/drivers/thermal/tegra_soctherm.c > index 74ea5765938b..136975220c92 100644 > --- a/drivers/thermal/tegra_soctherm.c > +++ b/drivers/thermal/tegra_soctherm.c > @@ -57,7 +57,7 @@ > #define READBACK_VALUE_MASK 0xff00 > #define READBACK_VALUE_SHIFT 8 > #define READBACK_ADD_HALF BIT(7) > -#define READBACK_NEGATE BIT(1) > +#define READBACK_NEGATE BIT(0) > > #define FUSE_TSENSOR8_CALIB 0x180 > #define FUSE_SPARE_REALIGNMENT_REG_0 0x1fc >
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