diff options
Diffstat (limited to 'arch/sh')
| -rw-r--r-- | arch/sh/Kconfig | 8 | ||||
| -rw-r--r-- | arch/sh/Makefile | 2 | ||||
| -rw-r--r-- | arch/sh/boards/mpc1211/rtc.c | 50 | ||||
| -rw-r--r-- | arch/sh/boards/sh03/rtc.c | 13 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/init.c | 2 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/rtc.c | 10 | ||||
| -rw-r--r-- | arch/sh/kernel/irq.c | 5 | ||||
| -rw-r--r-- | arch/sh/kernel/process.c | 1 | ||||
| -rw-r--r-- | arch/sh/kernel/setup.c | 10 | ||||
| -rw-r--r-- | arch/sh/mm/consistent.c | 3 | ||||
| -rw-r--r-- | arch/sh/mm/hugetlbpage.c | 12 | ||||
| -rw-r--r-- | arch/sh/mm/init.c | 4 |
12 files changed, 37 insertions, 83 deletions
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index e9b275d..58583f4 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -21,6 +21,14 @@ config RWSEM_GENERIC_SPINLOCK config RWSEM_XCHGADD_ALGORITHM bool +config GENERIC_FIND_NEXT_BIT + bool + default y + +config GENERIC_HWEIGHT + bool + default y + config GENERIC_HARDIRQS bool default y diff --git a/arch/sh/Makefile b/arch/sh/Makefile index 08c9515c..c72e17a 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -172,7 +172,7 @@ include/asm-sh/.mach: $(wildcard include/config/sh/*.h) include/config/MARKER archprepare: maketools include/asm-sh/.cpu include/asm-sh/.mach -.PHONY: maketools FORCE +PHONY += maketools FORCE maketools: include/linux/version.h FORCE $(Q)$(MAKE) $(build)=arch/sh/tools include/asm-sh/machtypes.h diff --git a/arch/sh/boards/mpc1211/rtc.c b/arch/sh/boards/mpc1211/rtc.c index 4d100f0..a76c655 100644 --- a/arch/sh/boards/mpc1211/rtc.c +++ b/arch/sh/boards/mpc1211/rtc.c @@ -9,36 +9,16 @@ #include <linux/kernel.h> #include <linux/sched.h> #include <linux/time.h> +#include <linux/bcd.h> #include <linux/mc146818rtc.h> -#ifndef BCD_TO_BIN -#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10) -#endif - -#ifndef BIN_TO_BCD -#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10) -#endif - -/* arc/i386/kernel/time.c */ unsigned long get_cmos_time(void) { unsigned int year, mon, day, hour, min, sec; - int i; spin_lock(&rtc_lock); - /* The Linux interpretation of the CMOS clock register contents: - * When the Update-In-Progress (UIP) flag goes from 1 to 0, the - * RTC registers show the second which has precisely just started. - * Let's hope other operating systems interpret the RTC the same way. - */ - /* read RTC exactly on falling edge of update flag */ - for (i = 0 ; i < 1000000 ; i++) /* may take up to 1 second... */ - if (CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP) - break; - for (i = 0 ; i < 1000000 ; i++) /* must try at least 2.228 ms */ - if (!(CMOS_READ(RTC_FREQ_SELECT) & RTC_UIP)) - break; - do { /* Isn't this overkill ? UIP above should guarantee consistency */ + + do { sec = CMOS_READ(RTC_SECONDS); min = CMOS_READ(RTC_MINUTES); hour = CMOS_READ(RTC_HOURS); @@ -46,18 +26,22 @@ unsigned long get_cmos_time(void) mon = CMOS_READ(RTC_MONTH); year = CMOS_READ(RTC_YEAR); } while (sec != CMOS_READ(RTC_SECONDS)); - if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) - { - BCD_TO_BIN(sec); - BCD_TO_BIN(min); - BCD_TO_BIN(hour); - BCD_TO_BIN(day); - BCD_TO_BIN(mon); - BCD_TO_BIN(year); - } + + if (!(CMOS_READ(RTC_CONTROL) & RTC_DM_BINARY) || RTC_ALWAYS_BCD) { + BCD_TO_BIN(sec); + BCD_TO_BIN(min); + BCD_TO_BIN(hour); + BCD_TO_BIN(day); + BCD_TO_BIN(mon); + BCD_TO_BIN(year); + } + spin_unlock(&rtc_lock); - if ((year += 1900) < 1970) + + year += 1900; + if (year < 1970) year += 100; + return mktime(year, mon, day, hour, min, sec); } diff --git a/arch/sh/boards/sh03/rtc.c b/arch/sh/boards/sh03/rtc.c index cbeca70..d609863 100644 --- a/arch/sh/boards/sh03/rtc.c +++ b/arch/sh/boards/sh03/rtc.c @@ -9,6 +9,7 @@ #include <linux/kernel.h> #include <linux/sched.h> #include <linux/time.h> +#include <linux/bcd.h> #include <asm/io.h> #include <linux/rtc.h> #include <linux/spinlock.h> @@ -33,14 +34,6 @@ #define RTC_BUSY 1 #define RTC_STOP 2 -#ifndef BCD_TO_BIN -#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10) -#endif - -#ifndef BIN_TO_BCD -#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10) -#endif - extern void (*rtc_get_time)(struct timespec *); extern int (*rtc_set_time)(const time_t); extern spinlock_t rtc_lock; @@ -48,13 +41,9 @@ extern spinlock_t rtc_lock; unsigned long get_cmos_time(void) { unsigned int year, mon, day, hour, min, sec; - int i; spin_lock(&rtc_lock); again: - for (i = 0 ; i < 1000000 ; i++) /* may take up to 1 second... */ - if (!(ctrl_inb(RTC_CTL) & RTC_BUSY)) - break; do { sec = (ctrl_inb(RTC_SEC1) & 0xf) + (ctrl_inb(RTC_SEC10) & 0x7) * 10; min = (ctrl_inb(RTC_MIN1) & 0xf) + (ctrl_inb(RTC_MIN10) & 0xf) * 10; diff --git a/arch/sh/kernel/cpu/init.c b/arch/sh/kernel/cpu/init.c index cf94e8e..868e68b 100644 --- a/arch/sh/kernel/cpu/init.c +++ b/arch/sh/kernel/cpu/init.c @@ -30,7 +30,7 @@ static int x##_disabled __initdata = 0; \ static int __init x##_setup(char *opts) \ { \ x##_disabled = 1; \ - return 0; \ + return 1; \ } \ __setup("no" __stringify(x), x##_setup); diff --git a/arch/sh/kernel/cpu/rtc.c b/arch/sh/kernel/cpu/rtc.c index f8361f5..4304cf7 100644 --- a/arch/sh/kernel/cpu/rtc.c +++ b/arch/sh/kernel/cpu/rtc.c @@ -9,18 +9,10 @@ #include <linux/kernel.h> #include <linux/sched.h> #include <linux/time.h> - +#include <linux/bcd.h> #include <asm/io.h> #include <asm/rtc.h> -#ifndef BCD_TO_BIN -#define BCD_TO_BIN(val) ((val)=((val)&15) + ((val)>>4)*10) -#endif - -#ifndef BIN_TO_BCD -#define BIN_TO_BCD(val) ((val)=(((val)/10)<<4) + (val)%10) -#endif - void sh_rtc_gettimeofday(struct timespec *ts) { unsigned int sec128, sec, sec2, min, hr, wk, day, mon, yr, yr100, cf_bit; diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c index 6883c00..b56e796 100644 --- a/arch/sh/kernel/irq.c +++ b/arch/sh/kernel/irq.c @@ -35,9 +35,8 @@ int show_interrupts(struct seq_file *p, void *v) if (i == 0) { seq_puts(p, " "); - for (j=0; j<NR_CPUS; j++) - if (cpu_online(j)) - seq_printf(p, "CPU%d ",j); + for_each_online_cpu(j) + seq_printf(p, "CPU%d ",j); seq_putc(p, '\n'); } diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c index 9fd1723..22dc9c2 100644 --- a/arch/sh/kernel/process.c +++ b/arch/sh/kernel/process.c @@ -19,7 +19,6 @@ #include <linux/slab.h> #include <linux/pm.h> #include <linux/ptrace.h> -#include <linux/platform.h> #include <linux/kallsyms.h> #include <linux/kexec.h> diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index a067a34..bb229ef 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -20,6 +20,7 @@ #include <linux/root_dev.h> #include <linux/utsname.h> #include <linux/cpu.h> +#include <linux/pfn.h> #include <asm/uaccess.h> #include <asm/io.h> #include <asm/sections.h> @@ -275,10 +276,6 @@ void __init setup_arch(char **cmdline_p) sh_mv_setup(cmdline_p); -#define PFN_UP(x) (((x) + PAGE_SIZE-1) >> PAGE_SHIFT) -#define PFN_DOWN(x) ((x) >> PAGE_SHIFT) -#define PFN_PHYS(x) ((x) << PAGE_SHIFT) - /* * Find the highest page frame number we have available */ @@ -404,9 +401,8 @@ static int __init topology_init(void) { int cpu_id; - for (cpu_id = 0; cpu_id < NR_CPUS; cpu_id++) - if (cpu_possible(cpu_id)) - register_cpu(&cpu[cpu_id], cpu_id, NULL); + for_each_possible_cpu(cpu_id) + register_cpu(&cpu[cpu_id], cpu_id, NULL); return 0; } diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index df3a9e4..ee73e30 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -23,6 +23,7 @@ void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *handle) page = alloc_pages(gfp, order); if (!page) return NULL; + split_page(page, order); ret = page_address(page); *handle = virt_to_phys(ret); @@ -37,8 +38,6 @@ void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *handle) end = page + (1 << order); while (++page < end) { - set_page_count(page, 1); - /* Free any unused pages */ if (page >= free) { __free_page(page); diff --git a/arch/sh/mm/hugetlbpage.c b/arch/sh/mm/hugetlbpage.c index 6b7a768..a3568fd 100644 --- a/arch/sh/mm/hugetlbpage.c +++ b/arch/sh/mm/hugetlbpage.c @@ -84,18 +84,6 @@ pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, return entry; } -/* - * This function checks for proper alignment of input addr and len parameters. - */ -int is_aligned_hugepage_range(unsigned long addr, unsigned long len) -{ - if (len & ~HPAGE_MASK) - return -EINVAL; - if (addr & ~HPAGE_MASK) - return -EINVAL; - return 0; -} - struct page *follow_huge_addr(struct mm_struct *mm, unsigned long address, int write) { diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index e342565f..77b4a83 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -273,7 +273,7 @@ void free_initmem(void) addr = (unsigned long)(&__init_begin); for (; addr < (unsigned long)(&__init_end); addr += PAGE_SIZE) { ClearPageReserved(virt_to_page(addr)); - set_page_count(virt_to_page(addr), 1); + init_page_count(virt_to_page(addr)); free_page(addr); totalram_pages++; } @@ -286,7 +286,7 @@ void free_initrd_mem(unsigned long start, unsigned long end) unsigned long p; for (p = start; p < end; p += PAGE_SIZE) { ClearPageReserved(virt_to_page(p)); - set_page_count(virt_to_page(p), 1); + init_page_count(virt_to_page(p)); free_page(p); totalram_pages++; } |
