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authorKees Cook <keescook@chromium.org>2017-10-24 08:34:29 -0700
committerTakashi Iwai <tiwai@suse.de>2017-10-24 21:01:16 +0200
commitbc47ba90b01afe468cdd586b0dbe59b64862e2b7 (patch)
tree67919e97c5af07a8c1467218ea7640e51dd24ce8 /sound/drivers/mpu401
parent1a0190157521704c11f8650756388b62f3887eb3 (diff)
ALSA: drivers: 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. Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/drivers/mpu401')
-rw-r--r--sound/drivers/mpu401/mpu401_uart.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/sound/drivers/mpu401/mpu401_uart.c b/sound/drivers/mpu401/mpu401_uart.c
index b997222274bd..3e745f47dd2f 100644
--- a/sound/drivers/mpu401/mpu401_uart.c
+++ b/sound/drivers/mpu401/mpu401_uart.c
@@ -169,9 +169,9 @@ EXPORT_SYMBOL(snd_mpu401_uart_interrupt_tx);
* timer callback
* reprogram the timer and call the interrupt job
*/
-static void snd_mpu401_uart_timer(unsigned long data)
+static void snd_mpu401_uart_timer(struct timer_list *t)
{
- struct snd_mpu401 *mpu = (struct snd_mpu401 *)data;
+ struct snd_mpu401 *mpu = from_timer(mpu, t, timer);
unsigned long flags;
spin_lock_irqsave(&mpu->timer_lock, flags);
@@ -191,8 +191,7 @@ static void snd_mpu401_uart_add_timer (struct snd_mpu401 *mpu, int input)
spin_lock_irqsave (&mpu->timer_lock, flags);
if (mpu->timer_invoked == 0) {
- setup_timer(&mpu->timer, snd_mpu401_uart_timer,
- (unsigned long)mpu);
+ timer_setup(&mpu->timer, snd_mpu401_uart_timer, 0);
mod_timer(&mpu->timer, 1 + jiffies);
}
mpu->timer_invoked |= input ? MPU401_MODE_INPUT_TIMER :