Messages in this thread Patch in this message | | | From | Linus Walleij <> | Subject | [PATCH] clocksource: mmio: remove artificial 32bit limitation | Date | Thu, 10 Dec 2015 18:21:41 +0100 |
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The EP93xx is registering a clocksource of 40 bits with clocksource_mmio_init() but this is not working because of this artificial limitation. It works fine to lift the uppe limit to 64 bits, and since cycle_t is u64, it should intuitively have been like that from the beginning.
Fixes: 000bc17817bf "ARM: ep93xx: switch to GENERIC_CLOCKEVENTS" Reported-by: Alexander Sverdlin <alexander.sverdlin@gmail.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org> --- drivers/clocksource/mmio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/clocksource/mmio.c b/drivers/clocksource/mmio.c index 1593ade2a815..c4f7d7a9b689 100644 --- a/drivers/clocksource/mmio.c +++ b/drivers/clocksource/mmio.c @@ -55,7 +55,7 @@ int __init clocksource_mmio_init(void __iomem *base, const char *name, { struct clocksource_mmio *cs; - if (bits > 32 || bits < 16) + if (bits > 64 || bits < 16) return -EINVAL; cs = kzalloc(sizeof(struct clocksource_mmio), GFP_KERNEL); -- 2.4.3
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