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| author | Dave Airlie <airlied@starflyer.(none)> | 2005-10-22 15:24:35 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@linux.ie> | 2005-10-22 15:24:35 +1000 |
| commit | 23bfc1a339e98510f2ce25a2764a0cfe195faa9e (patch) | |
| tree | 51652ad15f85d9d1367ae6f9b8641dfe46b4c501 /include | |
| parent | 312f5726055534be1dc9dd369be13aabd2943fcb (diff) | |
| parent | 63172cb3d5ef762dcb60a292bc7f016b85cf6e1f (diff) | |
| download | kernel_samsung_smdk4412-23bfc1a339e98510f2ce25a2764a0cfe195faa9e.zip kernel_samsung_smdk4412-23bfc1a339e98510f2ce25a2764a0cfe195faa9e.tar.gz kernel_samsung_smdk4412-23bfc1a339e98510f2ce25a2764a0cfe195faa9e.tar.bz2 | |
merge linus head to drm-mm branch
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-arm/arch-s3c2410/regs-clock.h | 21 | ||||
| -rw-r--r-- | include/linux/hugetlb.h | 16 |
2 files changed, 20 insertions, 17 deletions
diff --git a/include/asm-arm/arch-s3c2410/regs-clock.h b/include/asm-arm/arch-s3c2410/regs-clock.h index 16f4c3c..3436070 100644 --- a/include/asm-arm/arch-s3c2410/regs-clock.h +++ b/include/asm-arm/arch-s3c2410/regs-clock.h @@ -18,7 +18,9 @@ * 10-Feb-2005 Ben Dooks Fixed CAMDIVN address (Guillaume Gourat) * 10-Mar-2005 Lucas Villa Real Changed S3C2410_VA to S3C24XX_VA * 27-Aug-2005 Ben Dooks Add clock-slow info - */ + * 20-Oct-2005 Ben Dooks Fixed overflow in PLL (Guillaume Gourat) + * 20-Oct-2005 Ben Dooks Add masks for DCLK (Guillaume Gourat) +*/ #ifndef __ASM_ARM_REGS_CLOCK #define __ASM_ARM_REGS_CLOCK "$Id: clock.h,v 1.4 2003/04/30 14:50:51 ben Exp $" @@ -66,11 +68,16 @@ #define S3C2410_DCLKCON_DCLK0_UCLK (1<<1) #define S3C2410_DCLKCON_DCLK0_DIV(x) (((x) - 1 )<<4) #define S3C2410_DCLKCON_DCLK0_CMP(x) (((x) - 1 )<<8) +#define S3C2410_DCLKCON_DCLK0_DIV_MASK ((0xf)<<4) +#define S3C2410_DCLKCON_DCLK0_CMP_MASK ((0xf)<<8) #define S3C2410_DCLKCON_DCLK1EN (1<<16) #define S3C2410_DCLKCON_DCLK1_PCLK (0<<17) #define S3C2410_DCLKCON_DCLK1_UCLK (1<<17) #define S3C2410_DCLKCON_DCLK1_DIV(x) (((x) - 1) <<20) +#define S3C2410_DCLKCON_DCLK1_CMP(x) (((x) - 1) <<24) +#define S3C2410_DCLKCON_DCLK1_DIV_MASK ((0xf) <<20) +#define S3C2410_DCLKCON_DCLK1_CMP_MASK ((0xf) <<24) #define S3C2410_CLKDIVN_PDIVN (1<<0) #define S3C2410_CLKDIVN_HDIVN (1<<1) @@ -83,10 +90,13 @@ #ifndef __ASSEMBLY__ +#include <asm/div64.h> + static inline unsigned int -s3c2410_get_pll(int pllval, int baseclk) +s3c2410_get_pll(unsigned int pllval, unsigned int baseclk) { - int mdiv, pdiv, sdiv; + unsigned int mdiv, pdiv, sdiv; + uint64_t fvco; mdiv = pllval >> S3C2410_PLLCON_MDIVSHIFT; pdiv = pllval >> S3C2410_PLLCON_PDIVSHIFT; @@ -96,7 +106,10 @@ s3c2410_get_pll(int pllval, int baseclk) pdiv &= S3C2410_PLLCON_PDIVMASK; sdiv &= S3C2410_PLLCON_SDIVMASK; - return (baseclk * (mdiv + 8)) / ((pdiv + 2) << sdiv); + fvco = (uint64_t)baseclk * (mdiv + 8); + do_div(fvco, (pdiv + 2) << sdiv); + + return (unsigned int)fvco; } #endif /* __ASSEMBLY__ */ diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 42cb7d70..d664330 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -25,6 +25,8 @@ int is_hugepage_mem_enough(size_t); unsigned long hugetlb_total_pages(void); struct page *alloc_huge_page(void); void free_huge_page(struct page *); +int hugetlb_fault(struct mm_struct *mm, struct vm_area_struct *vma, + unsigned long address, int write_access); extern unsigned long max_huge_pages; extern const unsigned long hugetlb_zero, hugetlb_infinity; @@ -99,6 +101,7 @@ static inline unsigned long hugetlb_total_pages(void) do { } while (0) #define alloc_huge_page() ({ NULL; }) #define free_huge_page(p) ({ (void)(p); BUG(); }) +#define hugetlb_fault(mm, vma, addr, write) ({ BUG(); 0; }) #ifndef HPAGE_MASK #define HPAGE_MASK 0 /* Keep the compiler happy */ @@ -155,24 +158,11 @@ static inline void set_file_hugepages(struct file *file) { file->f_op = &hugetlbfs_file_operations; } - -static inline int valid_hugetlb_file_off(struct vm_area_struct *vma, - unsigned long address) -{ - struct inode *inode = vma->vm_file->f_dentry->d_inode; - loff_t file_off = address - vma->vm_start; - - file_off += (vma->vm_pgoff << PAGE_SHIFT); - - return (file_off < inode->i_size); -} - #else /* !CONFIG_HUGETLBFS */ #define is_file_hugepages(file) 0 #define set_file_hugepages(file) BUG() #define hugetlb_zero_setup(size) ERR_PTR(-ENOSYS) -#define valid_hugetlb_file_off(vma, address) 0 #endif /* !CONFIG_HUGETLBFS */ |