From 8e19608e8b5c001e4a66ce482edc474f05fb7355 Mon Sep 17 00:00:00 2001 From: Magnus Damm Date: Tue, 21 Apr 2009 12:24:00 -0700 Subject: clocksource: pass clocksource to read() callback Pass clocksource pointer to the read() callback for clocksources. This allows us to share the callback between multiple instances. [hugh@veritas.com: fix powerpc build of clocksource pass clocksource mods] [akpm@linux-foundation.org: cleanup] Signed-off-by: Magnus Damm Acked-by: John Stultz Cc: Thomas Gleixner Signed-off-by: Hugh Dickins Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/arm/mach-at91/at91rm9200_time.c | 2 +- arch/arm/mach-at91/at91sam926x_time.c | 2 +- arch/arm/mach-davinci/time.c | 2 +- arch/arm/mach-imx/time.c | 2 +- arch/arm/mach-ixp4xx/common.c | 2 +- arch/arm/mach-msm/timer.c | 4 ++-- arch/arm/mach-netx/time.c | 2 +- arch/arm/mach-ns9xxx/time-ns9360.c | 2 +- arch/arm/mach-omap1/time.c | 2 +- arch/arm/mach-omap2/timer-gp.c | 2 +- arch/arm/mach-pxa/time.c | 2 +- arch/arm/mach-realview/core.c | 2 +- arch/arm/mach-versatile/core.c | 2 +- arch/arm/plat-mxc/time.c | 2 +- arch/arm/plat-omap/common.c | 4 ++-- arch/arm/plat-orion/time.c | 2 +- 16 files changed, 18 insertions(+), 18 deletions(-) (limited to 'arch/arm') diff --git a/arch/arm/mach-at91/at91rm9200_time.c b/arch/arm/mach-at91/at91rm9200_time.c index 1ff1bda0a89..309f3511aa2 100644 --- a/arch/arm/mach-at91/at91rm9200_time.c +++ b/arch/arm/mach-at91/at91rm9200_time.c @@ -85,7 +85,7 @@ static struct irqaction at91rm9200_timer_irq = { .handler = at91rm9200_timer_interrupt }; -static cycle_t read_clk32k(void) +static cycle_t read_clk32k(struct clocksource *cs) { return read_CRTR(); } diff --git a/arch/arm/mach-at91/at91sam926x_time.c b/arch/arm/mach-at91/at91sam926x_time.c index b63e1d5f1ba..4bd56aee437 100644 --- a/arch/arm/mach-at91/at91sam926x_time.c +++ b/arch/arm/mach-at91/at91sam926x_time.c @@ -31,7 +31,7 @@ static u32 pit_cnt; /* access only w/system irq blocked */ * Clocksource: just a monotonic counter of MCK/16 cycles. * We don't care whether or not PIT irqs are enabled. */ -static cycle_t read_pit_clk(void) +static cycle_t read_pit_clk(struct clocksource *cs) { unsigned long flags; u32 elapsed; diff --git a/arch/arm/mach-davinci/time.c b/arch/arm/mach-davinci/time.c index f8bcd29d17a..6c227d4ba99 100644 --- a/arch/arm/mach-davinci/time.c +++ b/arch/arm/mach-davinci/time.c @@ -238,7 +238,7 @@ static void __init timer_init(void) /* * clocksource */ -static cycle_t read_cycles(void) +static cycle_t read_cycles(struct clocksource *cs) { struct timer_s *t = &timers[TID_CLOCKSOURCE]; diff --git a/arch/arm/mach-imx/time.c b/arch/arm/mach-imx/time.c index aff0ebcfa84..5aef18b599e 100644 --- a/arch/arm/mach-imx/time.c +++ b/arch/arm/mach-imx/time.c @@ -73,7 +73,7 @@ static void __init imx_timer_hardware_init(void) IMX_TCTL(TIMER_BASE) = TCTL_FRR | TCTL_CLK_PCLK1 | TCTL_TEN; } -cycle_t imx_get_cycles(void) +cycle_t imx_get_cycles(struct clocksource *cs) { return IMX_TCN(TIMER_BASE); } diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c index f4656d2ac8a..1e93dfee754 100644 --- a/arch/arm/mach-ixp4xx/common.c +++ b/arch/arm/mach-ixp4xx/common.c @@ -401,7 +401,7 @@ void __init ixp4xx_sys_init(void) /* * clocksource */ -cycle_t ixp4xx_get_cycles(void) +cycle_t ixp4xx_get_cycles(struct clocksource *cs) { return *IXP4XX_OSTS; } diff --git a/arch/arm/mach-msm/timer.c b/arch/arm/mach-msm/timer.c index 444d9c0f5ca..4855b8ca510 100644 --- a/arch/arm/mach-msm/timer.c +++ b/arch/arm/mach-msm/timer.c @@ -57,12 +57,12 @@ static irqreturn_t msm_timer_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static cycle_t msm_gpt_read(void) +static cycle_t msm_gpt_read(struct clocksource *cs) { return readl(MSM_GPT_BASE + TIMER_COUNT_VAL); } -static cycle_t msm_dgt_read(void) +static cycle_t msm_dgt_read(struct clocksource *cs) { return readl(MSM_DGT_BASE + TIMER_COUNT_VAL) >> MSM_DGT_SHIFT; } diff --git a/arch/arm/mach-netx/time.c b/arch/arm/mach-netx/time.c index f201fddb594..82801dbf057 100644 --- a/arch/arm/mach-netx/time.c +++ b/arch/arm/mach-netx/time.c @@ -104,7 +104,7 @@ static struct irqaction netx_timer_irq = { .handler = netx_timer_interrupt, }; -cycle_t netx_get_cycles(void) +cycle_t netx_get_cycles(struct clocksource *cs) { return readl(NETX_GPIO_COUNTER_CURRENT(TIMER_CLOCKSOURCE)); } diff --git a/arch/arm/mach-ns9xxx/time-ns9360.c b/arch/arm/mach-ns9xxx/time-ns9360.c index 41df6972176..77281260358 100644 --- a/arch/arm/mach-ns9xxx/time-ns9360.c +++ b/arch/arm/mach-ns9xxx/time-ns9360.c @@ -25,7 +25,7 @@ #define TIMER_CLOCKEVENT 1 static u32 latch; -static cycle_t ns9360_clocksource_read(void) +static cycle_t ns9360_clocksource_read(struct clocksource *cs) { return __raw_readl(SYS_TR(TIMER_CLOCKSOURCE)); } diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c index 495a32c287b..4d56408d3cf 100644 --- a/arch/arm/mach-omap1/time.c +++ b/arch/arm/mach-omap1/time.c @@ -198,7 +198,7 @@ static struct irqaction omap_mpu_timer2_irq = { .handler = omap_mpu_timer2_interrupt, }; -static cycle_t mpu_read(void) +static cycle_t mpu_read(struct clocksource *cs) { return ~omap_mpu_timer_read(1); } diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c index 9fc13a2cc3f..1cb2c0909c2 100644 --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -138,7 +138,7 @@ static inline void __init omap2_gp_clocksource_init(void) {} * clocksource */ static struct omap_dm_timer *gpt_clocksource; -static cycle_t clocksource_read_cycles(void) +static cycle_t clocksource_read_cycles(struct clocksource *cs) { return (cycle_t)omap_dm_timer_read_counter(gpt_clocksource); } diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c index 8eb3830fbb0..750c448db67 100644 --- a/arch/arm/mach-pxa/time.c +++ b/arch/arm/mach-pxa/time.c @@ -125,7 +125,7 @@ static struct clock_event_device ckevt_pxa_osmr0 = { .set_mode = pxa_osmr0_set_mode, }; -static cycle_t pxa_read_oscr(void) +static cycle_t pxa_read_oscr(struct clocksource *cs) { return OSCR; } diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index 9ab947c14f2..942e1a7eb9b 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -715,7 +715,7 @@ static struct irqaction realview_timer_irq = { .handler = realview_timer_interrupt, }; -static cycle_t realview_get_cycles(void) +static cycle_t realview_get_cycles(struct clocksource *cs) { return ~readl(timer3_va_base + TIMER_VALUE); } diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c index 565776680d8..1f929c391af 100644 --- a/arch/arm/mach-versatile/core.c +++ b/arch/arm/mach-versatile/core.c @@ -948,7 +948,7 @@ static struct irqaction versatile_timer_irq = { .handler = versatile_timer_interrupt, }; -static cycle_t versatile_get_cycles(void) +static cycle_t versatile_get_cycles(struct clocksource *cs) { return ~readl(TIMER3_VA_BASE + TIMER_VALUE); } diff --git a/arch/arm/plat-mxc/time.c b/arch/arm/plat-mxc/time.c index ef1b3cd85bd..dab3357196f 100644 --- a/arch/arm/plat-mxc/time.c +++ b/arch/arm/plat-mxc/time.c @@ -36,7 +36,7 @@ static enum clock_event_mode clockevent_mode = CLOCK_EVT_MODE_UNUSED; /* clock source */ -static cycle_t mxc_get_cycles(void) +static cycle_t mxc_get_cycles(struct clocksource *cs) { return __raw_readl(TIMER_BASE + MXC_TCN); } diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index d1797147732..433021f3d7c 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -185,7 +185,7 @@ console_initcall(omap_add_serial_console); #include -static cycle_t omap_32k_read(void) +static cycle_t omap_32k_read(struct clocksource *cs) { return omap_readl(TIMER_32K_SYNCHRONIZED); } @@ -207,7 +207,7 @@ unsigned long long sched_clock(void) { unsigned long long ret; - ret = (unsigned long long)omap_32k_read(); + ret = (unsigned long long)omap_32k_read(&clocksource_32k); ret = (ret * clocksource_32k.mult_orig) >> clocksource_32k.shift; return ret; } diff --git a/arch/arm/plat-orion/time.c b/arch/arm/plat-orion/time.c index 6fa2923e6dc..2faf9dba4ef 100644 --- a/arch/arm/plat-orion/time.c +++ b/arch/arm/plat-orion/time.c @@ -41,7 +41,7 @@ static u32 ticks_per_jiffy; /* * Clocksource handling. */ -static cycle_t orion_clksrc_read(void) +static cycle_t orion_clksrc_read(struct clocksource *cs) { return 0xffffffff - readl(TIMER0_VAL); } -- cgit v1.2.3