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authorKees Cook <keescook@chromium.org>2017-10-09 21:42:26 -0700
committerKees Cook <keescook@chromium.org>2017-11-02 15:50:36 -0700
commita66b899dfbb51201e6ee176d77f27885dc362fc6 (patch)
treeacb3333ccf280c8618b5f38cbf950e33582cd18b /arch/mips/sgi-ip22
parent96d130824f6f965418c2c36061842c354ab60178 (diff)
downloadlinux-a66b899dfbb51201e6ee176d77f27885dc362fc6.tar.bz2
mips: ip22/32: Convert timers to use timer_setup()
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Adds a static variable to hold timeout value. Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: James Hogan <james.hogan@imgtec.com> Cc: Arnd Bergmann <arnd@arndb.de> Cc: linux-mips@linux-mips.org Signed-off-by: Kees Cook <keescook@chromium.org>
Diffstat (limited to 'arch/mips/sgi-ip22')
-rw-r--r--arch/mips/sgi-ip22/ip22-reset.c26
1 files changed, 12 insertions, 14 deletions
diff --git a/arch/mips/sgi-ip22/ip22-reset.c b/arch/mips/sgi-ip22/ip22-reset.c
index 03a39ac5ead9..c374f3ceec38 100644
--- a/arch/mips/sgi-ip22/ip22-reset.c
+++ b/arch/mips/sgi-ip22/ip22-reset.c
@@ -38,6 +38,7 @@
#define PANIC_FREQ (HZ / 8)
static struct timer_list power_timer, blink_timer, debounce_timer;
+static unsigned long blink_timer_timeout;
#define MACHINE_PANICED 1
#define MACHINE_SHUTTING_DOWN 2
@@ -81,21 +82,21 @@ static void __noreturn sgi_machine_halt(void)
ArcEnterInteractiveMode();
}
-static void power_timeout(unsigned long data)
+static void power_timeout(struct timer_list *unused)
{
sgi_machine_power_off();
}
-static void blink_timeout(unsigned long data)
+static void blink_timeout(struct timer_list *unused)
{
/* XXX fix this for fullhouse */
sgi_ioc_reset ^= (SGIOC_RESET_LC0OFF|SGIOC_RESET_LC1OFF);
sgioc->reset = sgi_ioc_reset;
- mod_timer(&blink_timer, jiffies + data);
+ mod_timer(&blink_timer, jiffies + blink_timer_timeout);
}
-static void debounce(unsigned long data)
+static void debounce(struct timer_list *unused)
{
del_timer(&debounce_timer);
if (sgint->istat1 & SGINT_ISTAT1_PWR) {
@@ -128,11 +129,10 @@ static inline void power_button(void)
}
machine_state |= MACHINE_SHUTTING_DOWN;
- blink_timer.data = POWERDOWN_FREQ;
- blink_timeout(POWERDOWN_FREQ);
+ blink_timer_timeout = POWERDOWN_FREQ;
+ blink_timeout(&blink_timer);
- init_timer(&power_timer);
- power_timer.function = power_timeout;
+ timer_setup(&power_timer, power_timeout, 0);
power_timer.expires = jiffies + POWERDOWN_TIMEOUT * HZ;
add_timer(&power_timer);
}
@@ -147,8 +147,7 @@ static irqreturn_t panel_int(int irq, void *dev_id)
if (sgint->istat1 & SGINT_ISTAT1_PWR) {
/* Wait until interrupt goes away */
disable_irq_nosync(SGI_PANEL_IRQ);
- init_timer(&debounce_timer);
- debounce_timer.function = debounce;
+ timer_setup(&debounce_timer, debounce, 0);
debounce_timer.expires = jiffies + 5;
add_timer(&debounce_timer);
}
@@ -171,8 +170,8 @@ static int panic_event(struct notifier_block *this, unsigned long event,
return NOTIFY_DONE;
machine_state |= MACHINE_PANICED;
- blink_timer.data = PANIC_FREQ;
- blink_timeout(PANIC_FREQ);
+ blink_timer_timeout = PANIC_FREQ;
+ blink_timeout(&blink_timer);
return NOTIFY_DONE;
}
@@ -195,8 +194,7 @@ static int __init reboot_setup(void)
return res;
}
- init_timer(&blink_timer);
- blink_timer.function = blink_timeout;
+ timer_setup(&blink_timer, blink_timeout, 0);
atomic_notifier_chain_register(&panic_notifier_list, &panic_block);
return 0;