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Fix lower cpi bound on PMW33XX (#22108)

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Glen D'souza 2023-09-24 03:53:15 +05:30 • committed by GitHub
parent c9810facce
commit 9c340077f6
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3 changed files with 3 additions and 3 deletions
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drivers/sensors/pmw3389.c
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@ -22,7 +22,7 @@ void pmw33xx_set_cpi(uint8_t sensor, uint16_t cpi) {
return;
}
uint16_t cpival = CONSTRAIN((cpi / PMW33XX_CPI_STEP) - 1, 0, (PMW33XX_CPI_MAX / PMW33XX_CPI_STEP) - 1U);
uint16_t cpival = CONSTRAIN((cpi / PMW33XX_CPI_STEP), (PMW33XX_CPI_MIN / PMW33XX_CPI_STEP), (PMW33XX_CPI_MAX / PMW33XX_CPI_STEP)) - 1U;
// Sets upper byte first for more consistent setting of cpi
pmw33xx_write(sensor, REG_Resolution_H, (cpival >> 8) & 0xFF);
pmw33xx_write(sensor, REG_Resolution_L, cpival & 0xFF);