Module Name: src
Committed By: jmcneill
Date: Thu May 31 20:52:53 UTC 2018
Modified Files:
src/sys/arch/arm/sunxi: sunxi_gpio.c
Log Message:
sunxi_gpio_release: hold lock around call to sunxi_gpio_ctl
To generate a diff of this commit:
cvs rdiff -u -r1.20 -r1.21 src/sys/arch/arm/sunxi/sunxi_gpio.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/arm/sunxi/sunxi_gpio.c
diff -u src/sys/arch/arm/sunxi/sunxi_gpio.c:1.20 src/sys/arch/arm/sunxi/sunxi_gpio.c:1.21
--- src/sys/arch/arm/sunxi/sunxi_gpio.c:1.20 Tue Apr 3 16:01:25 2018
+++ src/sys/arch/arm/sunxi/sunxi_gpio.c Thu May 31 20:52:53 2018
@@ -1,4 +1,4 @@
-/* $NetBSD: sunxi_gpio.c,v 1.20 2018/04/03 16:01:25 bouyer Exp $ */
+/* $NetBSD: sunxi_gpio.c,v 1.21 2018/05/31 20:52:53 jmcneill Exp $ */
/*-
* Copyright (c) 2017 Jared McNeill <[email protected]>
@@ -29,7 +29,7 @@
#include "opt_soc.h"
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sunxi_gpio.c,v 1.20 2018/04/03 16:01:25 bouyer Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sunxi_gpio.c,v 1.21 2018/05/31 20:52:53 jmcneill Exp $");
#include <sys/param.h>
#include <sys/bus.h>
@@ -328,9 +328,12 @@ sunxi_gpio_acquire(device_t dev, const v
static void
sunxi_gpio_release(device_t dev, void *priv)
{
+ struct sunxi_gpio_softc * const sc = device_private(dev);
struct sunxi_gpio_pin *pin = priv;
+ mutex_enter(&sc->sc_lock);
sunxi_gpio_ctl(pin->pin_sc, pin->pin_def, GPIO_PIN_INPUT);
+ mutex_exit(&sc->sc_lock);
kmem_free(pin, sizeof(*pin));
}
