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Subject[PATCH 72/72] Blackfin: swap clocksource ratings for gptimer/cycles
Date
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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