From: Jiri Slaby <jslaby@suse.cz>
Date: Mon, 5 Mar 2012 13:51:57 +0000 (+0100)
Subject: ALPHA: srmcons, use timer functions
X-Git-Tag: firefly_0821_release~3680^2~3346^2~82
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5e88e6c4e8b044a1d275f1a599128b95046d2968;p=firefly-linux-kernel-4.4.55.git

ALPHA: srmcons, use timer functions

It makes the code more readable. We move the setup to the allocation
location because we need to initialize timers only once.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Matt Turner <mattst88@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/arch/alpha/kernel/srmcons.c b/arch/alpha/kernel/srmcons.c
index 783f4e50c111..f1fdf178bcb4 100644
--- a/arch/alpha/kernel/srmcons.c
+++ b/arch/alpha/kernel/srmcons.c
@@ -79,10 +79,8 @@ srmcons_receive_chars(unsigned long data)
 	} 
 
 	spin_lock(&srmconsp->lock);
-	if (srmconsp->tty) {
-		srmconsp->timer.expires = jiffies + incr;
-		add_timer(&srmconsp->timer);
-	}
+	if (srmconsp->tty)
+		mod_timer(&srmconsp->timer, jiffies + incr);
 	spin_unlock(&srmconsp->lock);
 
 	local_irq_restore(flags);
@@ -172,7 +170,8 @@ srmcons_get_private_struct(struct srmcons_private **ps)
 		else {
 			srmconsp->tty = NULL;
 			spin_lock_init(&srmconsp->lock);
-			init_timer(&srmconsp->timer);
+			setup_timer(&srmconsp->timer, srmcons_receive_chars,
+					(unsigned long)srmconsp);
 		}
 
 		spin_unlock_irqrestore(&srmconsp_lock, flags);
@@ -199,10 +198,7 @@ srmcons_open(struct tty_struct *tty, struct file *filp)
 		tty->driver_data = srmconsp;
 
 		srmconsp->tty = tty;
-		srmconsp->timer.function = srmcons_receive_chars;
-		srmconsp->timer.data = (unsigned long)srmconsp;
-		srmconsp->timer.expires = jiffies + 10;
-		add_timer(&srmconsp->timer);
+		mod_timer(&srmconsp->timer, jiffies + 10);
 	}
 
 	spin_unlock_irqrestore(&srmconsp->lock, flags);