iio: accel: mma8452: define unsigned return values where appropriate
smatch warned: sval_binop_signed: invalid divide LLONG_MIN/-1 and this fixes it. It's actually good to have, in order to avoid accidental checking for negative return values here. Signed-off-by: Martin Kepplinger <martink@posteo.de> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
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@ -248,7 +248,7 @@ static int mma8452_get_int_plus_micros_index(const int (*vals)[2], int n,
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return -EINVAL;
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}
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static int mma8452_get_odr_index(struct mma8452_data *data)
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static unsigned int mma8452_get_odr_index(struct mma8452_data *data)
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{
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return (data->ctrl_reg1 & MMA8452_CTRL_DR_MASK) >>
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MMA8452_CTRL_DR_SHIFT;
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@ -260,7 +260,7 @@ static const int mma8452_samp_freq[8][2] = {
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};
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/* Datasheet table: step time "Relationship with the ODR" (sample frequency) */
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static const int mma8452_transient_time_step_us[4][8] = {
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static const unsigned int mma8452_transient_time_step_us[4][8] = {
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{ 1250, 2500, 5000, 10000, 20000, 20000, 20000, 20000 }, /* normal */
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{ 1250, 2500, 5000, 10000, 20000, 80000, 80000, 80000 }, /* l p l n */
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{ 1250, 2500, 2500, 2500, 2500, 2500, 2500, 2500 }, /* high res*/
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