Commit 8213dca8 authored by Tommy Huang's avatar Tommy Huang Committed by sanglipeng
Browse files

i2c: aspeed: Reset the i2c controller when timeout occurs

stable inclusion
from stable-v5.10.197
commit 993bb01d228b7cfccbade4e7e840f3d18678260b
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I96Q8P

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=993bb01d228b7cfccbade4e7e840f3d18678260b



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commit fee46515 upstream.

Reset the i2c controller when an i2c transfer timeout occurs.
The remaining interrupts and device should be reset to avoid
unpredictable controller behavior.

Fixes: 2e57b7ce ("i2c: aspeed: Add multi-master use case support")
Cc: <stable@vger.kernel.org> # v5.1+
Signed-off-by: default avatarTommy Huang <tommy_huang@aspeedtech.com>
Reviewed-by: default avatarAndi Shyti <andi.shyti@kernel.org>
Signed-off-by: default avatarWolfram Sang <wsa@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarsanglipeng <sanglipeng1@jd.com>
parent dbef94fb
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