| From | Mike Frysinger <> | Subject | [PATCH 72/72] Blackfin: swap clocksource ratings for gptimer/cycles | Date | Mon, 14 Sep 2009 16:08:16 -0400 |
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From: Graf Yang <graf.yang@analog.com>
The cycles clocksource is a higher resolution than the gptimer one, so make sure the ratings field reflects this.
Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> --- arch/blackfin/Kconfig | 2 +- arch/blackfin/kernel/time-ts.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index e7a781d..9a01d44 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -648,7 +648,7 @@ config CYCLES_CLOCKSOURCE writing the registers will most likely crash the kernel. config GPTMR0_CLOCKSOURCE - bool "Use GPTimer0 as a clocksource (higher rating)" + bool "Use GPTimer0 as a clocksource" select BFIN_GPTIMERS depends on GENERIC_CLOCKEVENTS depends on !TICKSOURCE_GPTMR0 diff --git a/arch/blackfin/kernel/time-ts.c b/arch/blackfin/kernel/time-ts.c index 0791eba..f971576 100644 --- a/arch/blackfin/kernel/time-ts.c +++ b/arch/blackfin/kernel/time-ts.c @@ -66,7 +66,7 @@ static cycle_t bfin_read_cycles(struct clocksource *cs) static struct clocksource bfin_cs_cycles = { .name = "bfin_cs_cycles", - .rating = 350, + .rating = 400, .read = bfin_read_cycles, .mask = CLOCKSOURCE_MASK(64), .shift = 22, @@ -115,7 +115,7 @@ static cycle_t bfin_read_gptimer0(void) static struct clocksource bfin_cs_gptimer0 = { .name = "bfin_cs_gptimer0", - .rating = 400, + .rating = 350, .read = bfin_read_gptimer0, .mask = CLOCKSOURCE_MASK(32), .shift = 22, -- 1.6.4.2
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