Register with kernel poweroff handler instead of setting pm_power_off
directly. Select proprity 0 since the code does not really poweroff
the system.
Signed-off-by: Guenter Roeck <li...@roeck-us.net>
---
drivers/power/reset/msm-poweroff.c | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/drivers/power/reset/msm-poweroff.c
b/drivers/power/reset/msm-poweroff.c
index 774f9a3..189bcd3 100644
--- a/drivers/power/reset/msm-poweroff.c
+++ b/drivers/power/reset/msm-poweroff.c
@@ -19,6 +19,7 @@
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/module.h>
+#include <linux/notifier.h>
#include <linux/reboot.h>
#include <asm/system_misc.h>
@@ -31,12 +32,19 @@ static void do_msm_restart(enum reboot_mode reboot_mode,
const char *cmd)
mdelay(10000);
}
-static void do_msm_poweroff(void)
+static int do_msm_poweroff(struct notifier_block *this,
+ unsigned long unused1, void *unused2)
{
/* TODO: Add poweroff capability */
do_msm_restart(REBOOT_HARD, NULL);
+
+ return NOTIFY_DONE;
}
+static struct notifier_block msm_powroff_nb = {
+ .notifier_call = do_msm_poweroff,
+};
+
static int msm_restart_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
@@ -47,7 +55,8 @@ static int msm_restart_probe(struct platform_device *pdev)
if (IS_ERR(msm_ps_hold))
return PTR_ERR(msm_ps_hold);
- pm_power_off = do_msm_poweroff;
+ if (register_poweroff_handler(&msm_powroff_nb))
+ dev_err(&pdev->dev, "Failed to register poweroff handler\n");
arm_pm_restart = do_msm_restart;
return 0;
}
--
1.9.1
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