diff options
| author | Yoshinori Sato <ysato@users.sourceforge.jp> | 2015-12-04 20:48:18 +0300 |
|---|---|---|
| committer | Daniel Lezcano <daniel.lezcano@linaro.org> | 2015-12-16 19:20:13 +0300 |
| commit | d33f250af4e67d449f2c748b861ba99d50955469 (patch) | |
| tree | e105795f67812451d115d7bfce0e76ceaea11f77 /drivers/clocksource/h8300_tpu.c | |
| parent | 6f2b611db23404426a2b21b343392dc1d9584f92 (diff) | |
| download | linux-d33f250af4e67d449f2c748b861ba99d50955469.tar.xz | |
clocksource/drivers/h8300: Use ioread / iowrite
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Diffstat (limited to 'drivers/clocksource/h8300_tpu.c')
| -rw-r--r-- | drivers/clocksource/h8300_tpu.c | 22 |
1 files changed, 12 insertions, 10 deletions
diff --git a/drivers/clocksource/h8300_tpu.c b/drivers/clocksource/h8300_tpu.c index 91bf1992320e..d4c1a287c262 100644 --- a/drivers/clocksource/h8300_tpu.c +++ b/drivers/clocksource/h8300_tpu.c @@ -19,6 +19,8 @@ #define TSR 0x5 #define TCNT 0x6 +#define TCFV 0x10 + struct tpu_priv { struct clocksource cs; void __iomem *mapbase1; @@ -31,8 +33,8 @@ static inline unsigned long read_tcnt32(struct tpu_priv *p) { unsigned long tcnt; - tcnt = readw(p->mapbase1 + TCNT) << 16; - tcnt |= readw(p->mapbase2 + TCNT); + tcnt = ioread16be(p->mapbase1 + TCNT) << 16; + tcnt |= ioread16be(p->mapbase2 + TCNT); return tcnt; } @@ -41,7 +43,7 @@ static int tpu_get_counter(struct tpu_priv *p, unsigned long long *val) unsigned long v1, v2, v3; int o1, o2; - o1 = readb(p->mapbase1 + TSR) & 0x10; + o1 = ioread8(p->mapbase1 + TSR) & TCFV; /* Make sure the timer value is stable. Stolen from acpi_pm.c */ do { @@ -49,7 +51,7 @@ static int tpu_get_counter(struct tpu_priv *p, unsigned long long *val) v1 = read_tcnt32(p); v2 = read_tcnt32(p); v3 = read_tcnt32(p); - o1 = readb(p->mapbase1 + TSR) & 0x10; + o1 = ioread8(p->mapbase1 + TSR) & TCFV; } while (unlikely((o1 != o2) || (v1 > v2 && v1 < v3) || (v2 > v3 && v2 < v1) || (v3 > v1 && v3 < v2))); @@ -82,10 +84,10 @@ static int tpu_clocksource_enable(struct clocksource *cs) WARN_ON(p->cs_enabled); - writew(0, p->mapbase1 + TCNT); - writew(0, p->mapbase2 + TCNT); - writeb(0x0f, p->mapbase1 + TCR); - writeb(0x03, p->mapbase2 + TCR); + iowrite16be(0, p->mapbase1 + TCNT); + iowrite16be(0, p->mapbase2 + TCNT); + iowrite8(0x0f, p->mapbase1 + TCR); + iowrite8(0x03, p->mapbase2 + TCR); p->cs_enabled = true; return 0; @@ -97,8 +99,8 @@ static void tpu_clocksource_disable(struct clocksource *cs) WARN_ON(!p->cs_enabled); - writeb(0, p->mapbase1 + TCR); - writeb(0, p->mapbase2 + TCR); + iowrite8(0, p->mapbase1 + TCR); + iowrite8(0, p->mapbase2 + TCR); p->cs_enabled = false; } |