linux-kernel - [PATCH 2/4] clocksource: cadence_ttc_timer: Switch to sched_clock

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Message-Id: <1384559315-18699-3-git-send-email-sboyd@codeaurora.org>
Date:	Fri, 15 Nov 2013 15:48:33 -0800
From:	Stephen Boyd <sboyd@...eaurora.org>
To:	Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	John Stultz <john.stultz@...aro.org>,
	linux-kernel@...r.kernel.org,
	Soren Brinkmann <soren.brinkmann@...inx.com>,
	Michal Simek <monstr@...str.eu>
Subject: [PATCH 2/4] clocksource: cadence_ttc_timer: Switch to sched_clock_register()

The 32 bit sched_clock interface now supports 64 bits. Upgrade to
the 64 bit function to allow us to remove the 32 bit registration
interface.

Cc: Soren Brinkmann <soren.brinkmann@...inx.com>
Cc: Michal Simek <monstr@...str.eu>
Signed-off-by: Stephen Boyd <sboyd@...eaurora.org>
---
 drivers/clocksource/cadence_ttc_timer.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/clocksource/cadence_ttc_timer.c b/drivers/clocksource/cadence_ttc_timer.c
index b2bb3a4b..b865b4e 100644
--- a/drivers/clocksource/cadence_ttc_timer.c
+++ b/drivers/clocksource/cadence_ttc_timer.c
@@ -158,7 +158,7 @@ static cycle_t __ttc_clocksource_read(struct clocksource *cs)
 				TTC_COUNT_VAL_OFFSET);
 }
 
-static u32 notrace ttc_sched_clock_read(void)
+static u64 notrace ttc_sched_clock_read(void)
 {
 	return __raw_readl(ttc_sched_clock_val_reg);
 }
@@ -306,7 +306,7 @@ static void __init ttc_setup_clocksource(struct clk *clk, void __iomem *base)
 	}
 
 	ttc_sched_clock_val_reg = base + TTC_COUNT_VAL_OFFSET;
-	setup_sched_clock(ttc_sched_clock_read, 16,
+	sched_clock_register(ttc_sched_clock_read, 16,
 			clk_get_rate(ttccs->ttc.clk) / PRESCALE);
 }
 
-- 
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