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authorFabrice Gasnier <[email protected]>2022-11-23 14:36:09 +0100
committerWilliam Breathitt Gray <[email protected]>2022-11-26 16:49:28 -0500
commitfd5ac974fc25feed084c2d1599d0dddb4e0556bc (patch)
treed1254320c7b9f41c43c02f2bab5ccba550ed31b9 /lib/mpi/mpi-sub-ui.c
parent30a0b95b1335e12efef89dd78518ed3e4a71a763 (diff)
counter: stm32-lptimer-cnt: fix the check on arr and cmp registers update
The ARR (auto reload register) and CMP (compare) registers are successively written. The status bits to check the update of these registers are polled together with regmap_read_poll_timeout(). The condition to end the loop may become true, even if one of the register isn't correctly updated. So ensure both status bits are set before clearing them. Fixes: d8958824cf07 ("iio: counter: Add support for STM32 LPTimer") Signed-off-by: Fabrice Gasnier <[email protected]> Link: https://lore.kernel.org/r/[email protected]/ Signed-off-by: William Breathitt Gray <[email protected]>
Diffstat (limited to 'lib/mpi/mpi-sub-ui.c')
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