Thread (1 message) 1 message, 1 author, 2014-01-25

[PATCH v4 04/18] watchdog: orion: Use atomic access for shared registers

From: linux@roeck-us.net (Guenter Roeck)
Date: 2014-01-25 18:12:37
Also in: linux-devicetree, linux-watchdog

On 01/22/2014 03:05 PM, Ezequiel Garcia wrote:
Since the timer control register is shared with the clocksource driver,
use the recently introduced atomic_io_clear_set() to access such register.
Given the watchdog core already provides serialization for all the
watchdog ops, this commit allows to remove the spinlock entirely.

Signed-off-by: Ezequiel Garcia <redacted>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
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