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thermal: stm32: Fix stm_thermal_read_factory_settings

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Adding brackets allows to multiply the register value,
masked by TS1_RAMP_COEFF_MASK, by an ADJUST value
properly and not to multiply ADJUST by register value and
then mask the whole.

Fixes: 1d693155 ("thermal: add stm32 thermal driver")
Reviewed-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Signed-off-by: David Hernandez Sanchez <david.hernandezsanchez@st.com>
Signed-off-by: Eduardo Valentin <edubezval@gmail.com>
This commit is contained in:
David HERNANDEZ SANCHEZ 2018-12-06 13:23:32 +00:00 committed by Eduardo Valentin
parent 3c9d082064
commit 99c47fcd4d
1 changed files with 2 additions and 2 deletions
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4
drivers/thermal/st/stm_thermal.c
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@ -241,8 +241,8 @@ static int stm_thermal_read_factory_settings(struct stm_thermal_sensor *sensor)
sensor->t0 = TS1_T0_VAL1;
/* Retrieve fmt0 and put it on Hz */
sensor->fmt0 = ADJUST * readl_relaxed(sensor->base + DTS_T0VALR1_OFFSET)
& TS1_FMT0_MASK;
sensor->fmt0 = ADJUST * (readl_relaxed(sensor->base +
DTS_T0VALR1_OFFSET) & TS1_FMT0_MASK);
/* Retrieve ramp coefficient */
sensor->ramp_coeff = readl_relaxed(sensor->base + DTS_RAMPVALR_OFFSET) &