clocksource: sh_mtu2: Turn sh_mtu2_priv fields into local variables

The rate and periodic fields are used in a single function only, as
local variables. Remove them from the structure.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Tested-by: Wolfram Sang <wsa@sang-engineering.com>

diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c
index 77992e081205619b57e4d8fcea755434a0643b01..66684552fcc92fa320a5e0af6a7ef8c99f7f3598 100644 (file)
--- a/drivers/clocksource/sh_mtu2.c
+++ b/drivers/clocksource/sh_mtu2.c
@@ -39,8 +39,6 @@ struct sh_mtu2_priv {
        struct clk *clk;
        int irq;
        struct platform_device *pdev;
-       unsigned long rate;
-       unsigned long periodic;
        struct clock_event_device ced;
 };
 
@@ -122,6 +120,8 @@ static void sh_mtu2_start_stop_ch(struct sh_mtu2_priv *p, int start)
 
 static int sh_mtu2_enable(struct sh_mtu2_priv *p)
 {
+       unsigned long periodic;
+       unsigned long rate;
        int ret;
 
        pm_runtime_get_sync(&p->pdev->dev);
@@ -137,13 +137,13 @@ static int sh_mtu2_enable(struct sh_mtu2_priv *p)
        /* make sure channel is disabled */
        sh_mtu2_start_stop_ch(p, 0);
 
-       p->rate = clk_get_rate(p->clk) / 64;
-       p->periodic = (p->rate + HZ/2) / HZ;
+       rate = clk_get_rate(p->clk) / 64;
+       periodic = (rate + HZ/2) / HZ;
 
        /* "Periodic Counter Operation" */
        sh_mtu2_write(p, TCR, 0x23); /* TGRA clear, divide clock by 64 */
        sh_mtu2_write(p, TIOR, 0);
-       sh_mtu2_write(p, TGR, p->periodic);
+       sh_mtu2_write(p, TGR, periodic);
        sh_mtu2_write(p, TCNT, 0);
        sh_mtu2_write(p, TMDR, 0);
        sh_mtu2_write(p, TIER, 0x01);