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| author | Ingo Molnar <mingo@elte.hu> | 2008-09-06 14:19:17 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-16 16:53:07 +0200 |
| commit | 4588c1f0354ac96a358b3f9e8e4331c51cf3336f (patch) | |
| tree | fe0258cb843a2a974a52814e1344ee8126be5c23 /arch/x86/kernel/hpet.c | |
| parent | 58ac1e76ce77d515bd5cb65dbc465a040da341c6 (diff) | |
| download | linux-4588c1f0354ac96a358b3f9e8e4331c51cf3336f.tar.bz2 | |
x86: HPET_MSI Basic HPET_MSI setup code, cleanups
small style cleanups.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/hpet.c')
| -rw-r--r-- | arch/x86/kernel/hpet.c | 50 |
1 files changed, 25 insertions, 25 deletions
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index 3f10d16a8348..03d3655734b4 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c @@ -1,39 +1,39 @@ #include <linux/clocksource.h> #include <linux/clockchips.h> +#include <linux/interrupt.h> +#include <linux/sysdev.h> #include <linux/delay.h> #include <linux/errno.h> #include <linux/hpet.h> #include <linux/init.h> -#include <linux/sysdev.h> -#include <linux/pm.h> -#include <linux/interrupt.h> #include <linux/cpu.h> +#include <linux/pm.h> +#include <linux/io.h> #include <asm/fixmap.h> -#include <asm/hpet.h> #include <asm/i8253.h> -#include <asm/io.h> +#include <asm/hpet.h> -#define HPET_MASK CLOCKSOURCE_MASK(32) -#define HPET_SHIFT 22 +#define HPET_MASK CLOCKSOURCE_MASK(32) +#define HPET_SHIFT 22 /* FSEC = 10^-15 NSEC = 10^-9 */ -#define FSEC_PER_NSEC 1000000L +#define FSEC_PER_NSEC 1000000L /* * HPET address is set in acpi/boot.c, when an ACPI entry exists */ -unsigned long hpet_address; -static void __iomem *hpet_virt_address; +unsigned long hpet_address; +static void __iomem *hpet_virt_address; struct hpet_dev { - struct clock_event_device evt; - unsigned int num; - int cpu; - unsigned int irq; - unsigned int flags; - char name[10]; + struct clock_event_device evt; + unsigned int num; + int cpu; + unsigned int irq; + unsigned int flags; + char name[10]; }; unsigned long hpet_readl(unsigned long a) @@ -70,7 +70,7 @@ static inline void hpet_clear_mapping(void) static int boot_hpet_disable; int hpet_force_user; -static int __init hpet_setup(char* str) +static int __init hpet_setup(char *str) { if (str) { if (!strncmp("disable", str, 7)) @@ -91,7 +91,7 @@ __setup("nohpet", disable_hpet); static inline int is_hpet_capable(void) { - return (!boot_hpet_disable && hpet_address); + return !boot_hpet_disable && hpet_address; } /* @@ -122,10 +122,10 @@ static void hpet_reserve_platform_timers(unsigned long id) nrtimers = ((id & HPET_ID_NUMBER) >> HPET_ID_NUMBER_SHIFT) + 1; - memset(&hd, 0, sizeof (hd)); - hd.hd_phys_address = hpet_address; - hd.hd_address = hpet; - hd.hd_nirqs = nrtimers; + memset(&hd, 0, sizeof(hd)); + hd.hd_phys_address = hpet_address; + hd.hd_address = hpet; + hd.hd_nirqs = nrtimers; hpet_reserve_timer(&hd, 0); #ifdef CONFIG_HPET_EMULATE_RTC @@ -141,8 +141,8 @@ static void hpet_reserve_platform_timers(unsigned long id) hd.hd_irq[1] = HPET_LEGACY_RTC; for (i = 2; i < nrtimers; timer++, i++) { - hd.hd_irq[i] = (readl(&timer->hpet_config) & Tn_INT_ROUTE_CNF_MASK) >> - Tn_INT_ROUTE_CNF_SHIFT; + hd.hd_irq[i] = (readl(&timer->hpet_config) & + Tn_INT_ROUTE_CNF_MASK) >> Tn_INT_ROUTE_CNF_SHIFT; } hpet_alloc(&hd); @@ -244,7 +244,7 @@ static void hpet_set_mode(enum clock_event_mode mode, unsigned long cfg, cmp, now; uint64_t delta; - switch(mode) { + switch (mode) { case CLOCK_EVT_MODE_PERIODIC: delta = ((uint64_t)(NSEC_PER_SEC/HZ)) * evt->mult; delta >>= evt->shift; |