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author | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-05 13:24:33 +0000 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2012-01-05 13:24:33 +0000 |
commit | 2e0e943436912ffe0848ece58167edfe754edb96 (patch) | |
tree | b91919095c74742fa06e2105db6d859bee39b2b4 /arch/arm/plat-nomadik/timer.c | |
parent | a32737e1ca650504f172292dd344eb64c02311f3 (diff) | |
parent | ef3a0bf5bfadbace156fa2a3b9c753df2de41df2 (diff) | |
download | op-kernel-dev-2e0e943436912ffe0848ece58167edfe754edb96.zip op-kernel-dev-2e0e943436912ffe0848ece58167edfe754edb96.tar.gz |
Merge branch 'devel-stable' into for-linus
Conflicts:
arch/arm/kernel/setup.c
arch/arm/mach-shmobile/board-kota2.c
Diffstat (limited to 'arch/arm/plat-nomadik/timer.c')
-rw-r--r-- | arch/arm/plat-nomadik/timer.c | 20 |
1 files changed, 5 insertions, 15 deletions
diff --git a/arch/arm/plat-nomadik/timer.c b/arch/arm/plat-nomadik/timer.c index 30b6433..ad1b45b 100644 --- a/arch/arm/plat-nomadik/timer.c +++ b/arch/arm/plat-nomadik/timer.c @@ -17,7 +17,6 @@ #include <linux/clk.h> #include <linux/jiffies.h> #include <linux/err.h> -#include <linux/sched.h> #include <asm/mach/time.h> #include <asm/sched_clock.h> @@ -79,23 +78,12 @@ void __iomem *mtu_base; /* Assigned by machine code */ * local implementation which uses the clocksource to get some * better resolution when scheduling the kernel. */ -static DEFINE_CLOCK_DATA(cd); - -unsigned long long notrace sched_clock(void) +static u32 notrace nomadik_read_sched_clock(void) { - u32 cyc; - if (unlikely(!mtu_base)) return 0; - cyc = -readl(mtu_base + MTU_VAL(0)); - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - -static void notrace nomadik_update_sched_clock(void) -{ - u32 cyc = -readl(mtu_base + MTU_VAL(0)); - update_sched_clock(&cd, cyc, (u32)~0); + return -readl(mtu_base + MTU_VAL(0)); } #endif @@ -231,9 +219,11 @@ void __init nmdk_timer_init(void) rate, 200, 32, clocksource_mmio_readl_down)) pr_err("timer: failed to initialize clock source %s\n", "mtu_0"); + #ifdef CONFIG_NOMADIK_MTU_SCHED_CLOCK - init_sched_clock(&cd, nomadik_update_sched_clock, 32, rate); + setup_sched_clock(nomadik_read_sched_clock, 32, rate); #endif + /* Timer 1 is used for events */ clockevents_calc_mult_shift(&nmdk_clkevt, rate, MTU_MIN_RANGE); |