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| author | Shin-ichiro KAWASAKI <kawasaki@juno.dti.ne.jp> | 2009-06-21 10:56:22 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-06-24 21:08:11 +0900 |
| commit | 6f4b67b8ff707147e14ee71045ab25aa286520f2 (patch) | |
| tree | 94929a7cd8822d02a27b57fb3ecfaa66ea7aef81 /drivers | |
| parent | 4e8a2372f9255a1464ef488ed925455f53fbdaa1 (diff) | |
| download | linux-6f4b67b8ff707147e14ee71045ab25aa286520f2.tar.gz linux-6f4b67b8ff707147e14ee71045ab25aa286520f2.tar.bz2 linux-6f4b67b8ff707147e14ee71045ab25aa286520f2.zip | |
clocksource: sh_tmu: Make undefined TCOR behaviour less undefined.
Avoid undocumented vague TMU behavior when zero value is set to TCOR.
This primarily fixes up issues encountered under qemu with a zero-length
period, while the hardware itself is fairly ambivalent one way or the
other.
Signed-off-by: Shin-ichiro KAWASAKI <kawasaki@juno.dti.ne.jp>
Acked-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/clocksource/sh_tmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/clocksource/sh_tmu.c b/drivers/clocksource/sh_tmu.c index 9ffb05f4095d..93c2322feab7 100644 --- a/drivers/clocksource/sh_tmu.c +++ b/drivers/clocksource/sh_tmu.c @@ -161,7 +161,7 @@ static void sh_tmu_set_next(struct sh_tmu_priv *p, unsigned long delta, if (periodic) sh_tmu_write(p, TCOR, delta); else - sh_tmu_write(p, TCOR, 0); + sh_tmu_write(p, TCOR, 0xffffffff); sh_tmu_write(p, TCNT, delta); |