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-rw-r--r--include/asm-mips/mach-generic/ide.h73
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 @@
18#include <linux/config.h> 18#include <linux/config.h>
19#include <linux/pci.h> 19#include <linux/pci.h>
20#include <linux/stddef.h> 20#include <linux/stddef.h>
21#include <asm/processor.h>
21 22
22#ifndef MAX_HWIFS 23#ifndef MAX_HWIFS
23# ifdef CONFIG_BLK_DEV_IDEPCI 24# ifdef CONFIG_BLK_DEV_IDEPCI
@@ -104,15 +105,71 @@ static __inline__ unsigned long ide_default_io_base(int index)
104 105
105/* MIPS port and memory-mapped I/O string operations. */ 106/* MIPS port and memory-mapped I/O string operations. */
106 107
107#define __ide_insw insw 108static inline void __ide_flush_dcache_range(unsigned long addr, unsigned long size)
108#define __ide_insl insl 109{
109#define __ide_outsw outsw 110 if (cpu_has_dc_aliases) {
110#define __ide_outsl outsl 111 unsigned long end = addr + size;
112 for (; addr < end; addr += PAGE_SIZE)
113 flush_dcache_page(virt_to_page(addr));
114 }
115}
116
117static inline void __ide_insw(unsigned long port, void *addr,
118 unsigned int count)
119{
120 insw(port, addr, count);
121 __ide_flush_dcache_range((unsigned long)addr, count * 2);
122}
123
124static inline void __ide_insl(unsigned long port, void *addr, unsigned int count)
125{
126 insl(port, addr, count);
127 __ide_flush_dcache_range((unsigned long)addr, count * 4);
128}
129
130static inline void __ide_outsw(unsigned long port, const void *addr,
131 unsigned long count)
132{
133 outsw(port, addr, count);
134 __ide_flush_dcache_range((unsigned long)addr, count * 2);
135}
136
137static inline void __ide_outsl(unsigned long port, const void *addr,
138 unsigned long count)
139{
140 outsl(port, addr, count);
141 __ide_flush_dcache_range((unsigned long)addr, count * 4);
142}
143
144static inline void __ide_mm_insw(void __iomem *port, void *addr, u32 count)
145{
146 readsw(port, addr, count);
147 __ide_flush_dcache_range((unsigned long)addr, count * 2);
148}
149
150static inline void __ide_mm_insl(void __iomem *port, void *addr, u32 count)
151{
152 readsl(port, addr, count);
153 __ide_flush_dcache_range((unsigned long)addr, count * 4);
154}
155
156static inline void __ide_mm_outsw(void __iomem *port, void *addr, u32 count)
157{
158 writesw(port, addr, count);
159 __ide_flush_dcache_range((unsigned long)addr, count * 2);
160}
161
162static inline void __ide_mm_outsl(void __iomem * port, void *addr, u32 count)
163{
164 writesl(port, addr, count);
165 __ide_flush_dcache_range((unsigned long)addr, count * 4);
166}
111 167
112#define __ide_mm_insw readsw 168/* ide_insw calls insw, not __ide_insw. Why? */
113#define __ide_mm_insl readsl 169#undef insw
114#define __ide_mm_outsw writesw 170#undef insl
115#define __ide_mm_outsl writesl 171#define insw(port, addr, count) __ide_insw(port, addr, count)
172#define insl(port, addr, count) __ide_insl(port, addr, count)
116 173
117#endif /* __KERNEL__ */ 174#endif /* __KERNEL__ */
118 175