linux-kernel - [PATCH 72/72] Blackfin: swap clocksource ratings for gptimer/cycles

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Date:	Mon, 14 Sep 2009 16:08:16 -0400
From:	Mike Frysinger <vapier@...too.org>
To:	linux-kernel@...r.kernel.org
Cc:	uclinux-dist-devel@...ckfin.uclinux.org,
	Graf Yang <graf.yang@...log.com>
Subject: [PATCH 72/72] Blackfin: swap clocksource ratings for gptimer/cycles

From: Graf Yang <graf.yang@...log.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@...log.com>
Signed-off-by: Mike Frysinger <vapier@...too.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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