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(parent: 616f5ef) | patch
rtc: sun6i: Add some locking
authorMaxime Ripard <maxime.ripard@free-electrons.com>
Mon, 23 Jan 2017 10:41:47 +0000 (11:41 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 12 Mar 2017 05:41:52 +0000 (06:41 +0100)
commit6aae7ffa33072e6d3a208039ac015c1a0fb51e37
tree1eb14912f08a6129cb086054085967d873eaaf77tree | snapshot
parent616f5ef61338a53e997eebbe2c13b21c40df9b86commit | diff
rtc: sun6i: Add some locking

commit a9422a19ce270a22fc520f2278fb7e80c58be508 upstream.

Some registers have a read-modify-write access pattern that are not atomic.

Add some locking to prevent from concurrent accesses.

Acked-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/rtc/rtc-sun6i.c diff | blob | history