tree 7ceaa11e4a3e80d4e773b9a4a4cdf3cafc5000a9
parent d0716b0ea4ce11a13477163c14b26e180922ba51
author Ivan T. Ivanov <ivan.ivanov@linaro.org> 1429282268 +0300
committer Jonathan Cameron <jic23@kernel.org> 1429375204 +0100

iio: adc: spmi-vadc: Fix overflow in output value normalization

With 'dx' equal to 0.625V and 15 bit ADC, calculations overflow
when difference against GND is ~20% of the ADC range. Fix this.

Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
Cc: <stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>