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authorIngo Molnar <mingo@elte.hu>2009-09-20 20:24:58 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-20 20:25:03 +0200
commitbfefb7a0c6e08736f2d5917c468467f134bf28bb (patch)
tree7aa7084114dc083fe5b4d7b532901bdeb67188e7 /arch/sh/kernel/io_generic.c
parent8d0cc631f6dd0a9283ceb7d61d8b85ecbcd355ea (diff)
parent78f28b7c555359c67c2a0d23f7436e915329421e (diff)
Merge branch 'linus' into x86/urgent
Merge reason: Bring in changes that the next patch will depend on. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sh/kernel/io_generic.c')
-rw-r--r--arch/sh/kernel/io_generic.c50
1 files changed, 8 insertions, 42 deletions
diff --git a/arch/sh/kernel/io_generic.c b/arch/sh/kernel/io_generic.c
index 5a7f554d9ca1..4ff507239286 100644
--- a/arch/sh/kernel/io_generic.c
+++ b/arch/sh/kernel/io_generic.c
@@ -73,35 +73,19 @@ u32 generic_inl_p(unsigned long port)
void generic_insb(unsigned long port, void *dst, unsigned long count)
{
- volatile u8 *port_addr;
- u8 *buf = dst;
-
- port_addr = (volatile u8 __force *)__ioport_map(port, 1);
- while (count--)
- *buf++ = *port_addr;
+ __raw_readsb(__ioport_map(port, 1), dst, count);
+ dummy_read();
}
void generic_insw(unsigned long port, void *dst, unsigned long count)
{
- volatile u16 *port_addr;
- u16 *buf = dst;
-
- port_addr = (volatile u16 __force *)__ioport_map(port, 2);
- while (count--)
- *buf++ = *port_addr;
-
+ __raw_readsw(__ioport_map(port, 2), dst, count);
dummy_read();
}
void generic_insl(unsigned long port, void *dst, unsigned long count)
{
- volatile u32 *port_addr;
- u32 *buf = dst;
-
- port_addr = (volatile u32 __force *)__ioport_map(port, 4);
- while (count--)
- *buf++ = *port_addr;
-
+ __raw_readsl(__ioport_map(port, 4), dst, count);
dummy_read();
}
@@ -145,37 +129,19 @@ void generic_outl_p(u32 b, unsigned long port)
*/
void generic_outsb(unsigned long port, const void *src, unsigned long count)
{
- volatile u8 *port_addr;
- const u8 *buf = src;
-
- port_addr = (volatile u8 __force *)__ioport_map(port, 1);
-
- while (count--)
- *port_addr = *buf++;
+ __raw_writesb(__ioport_map(port, 1), src, count);
+ dummy_read();
}
void generic_outsw(unsigned long port, const void *src, unsigned long count)
{
- volatile u16 *port_addr;
- const u16 *buf = src;
-
- port_addr = (volatile u16 __force *)__ioport_map(port, 2);
-
- while (count--)
- *port_addr = *buf++;
-
+ __raw_writesw(__ioport_map(port, 2), src, count);
dummy_read();
}
void generic_outsl(unsigned long port, const void *src, unsigned long count)
{
- volatile u32 *port_addr;
- const u32 *buf = src;
-
- port_addr = (volatile u32 __force *)__ioport_map(port, 4);
- while (count--)
- *port_addr = *buf++;
-
+ __raw_writesl(__ioport_map(port, 4), src, count);
dummy_read();
}