diff options
Diffstat (limited to 'include/asm-mips/mach-generic/ide.h')
| -rw-r--r-- | include/asm-mips/mach-generic/ide.h | 73 |
1 files changed, 65 insertions, 8 deletions
diff --git a/include/asm-mips/mach-generic/ide.h b/include/asm-mips/mach-generic/ide.h index cb2edd018ad6..961006948c7c 100644 --- a/include/asm-mips/mach-generic/ide.h +++ b/include/asm-mips/mach-generic/ide.h @@ -18,6 +18,7 @@ #include <linux/config.h> #include <linux/pci.h> #include <linux/stddef.h> +#include <asm/processor.h> #ifndef MAX_HWIFS # ifdef CONFIG_BLK_DEV_IDEPCI @@ -104,15 +105,71 @@ static __inline__ unsigned long ide_default_io_base(int index) /* MIPS port and memory-mapped I/O string operations. */ -#define __ide_insw insw -#define __ide_insl insl -#define __ide_outsw outsw -#define __ide_outsl outsl +static inline void __ide_flush_dcache_range(unsigned long addr, unsigned long size) +{ + if (cpu_has_dc_aliases) { + unsigned long end = addr + size; + for (; addr < end; addr += PAGE_SIZE) + flush_dcache_page(virt_to_page(addr)); + } +} + +static inline void __ide_insw(unsigned long port, void *addr, + unsigned int count) +{ + insw(port, addr, count); + __ide_flush_dcache_range((unsigned long)addr, count * 2); +} + +static inline void __ide_insl(unsigned long port, void *addr, unsigned int count) +{ + insl(port, addr, count); + __ide_flush_dcache_range((unsigned long)addr, count * 4); +} + +static inline void __ide_outsw(unsigned long port, const void *addr, + unsigned long count) +{ + outsw(port, addr, count); + __ide_flush_dcache_range((unsigned long)addr, count * 2); +} + +static inline void __ide_outsl(unsigned long port, const void *addr, + unsigned long count) +{ + outsl(port, addr, count); + __ide_flush_dcache_range((unsigned long)addr, count * 4); +} + +static inline void __ide_mm_insw(void __iomem *port, void *addr, u32 count) +{ + readsw(port, addr, count); + __ide_flush_dcache_range((unsigned long)addr, count * 2); +} + +static inline void __ide_mm_insl(void __iomem *port, void *addr, u32 count) +{ + readsl(port, addr, count); + __ide_flush_dcache_range((unsigned long)addr, count * 4); +} + +static inline void __ide_mm_outsw(void __iomem *port, void *addr, u32 count) +{ + writesw(port, addr, count); + __ide_flush_dcache_range((unsigned long)addr, count * 2); +} + +static inline void __ide_mm_outsl(void __iomem * port, void *addr, u32 count) +{ + writesl(port, addr, count); + __ide_flush_dcache_range((unsigned long)addr, count * 4); +} -#define __ide_mm_insw readsw -#define __ide_mm_insl readsl -#define __ide_mm_outsw writesw -#define __ide_mm_outsl writesl +/* ide_insw calls insw, not __ide_insw. Why? */ +#undef insw +#undef insl +#define insw(port, addr, count) __ide_insw(port, addr, count) +#define insl(port, addr, count) __ide_insl(port, addr, count) #endif /* __KERNEL__ */ |