diff options
| author | Paulius Zaleckas <paulius.zaleckas@teltonika.lt> | 2008-02-27 02:42:39 +0300 |
|---|---|---|
| committer | David Woodhouse <dwmw2@infradead.org> | 2008-04-22 22:47:42 +0400 |
| commit | ca5c23c3b8882d61bf19b7685f2244501902869f (patch) | |
| tree | 796c03bd0f6b1399148e46fa70f8d8c4be356f41 /drivers/mtd | |
| parent | fe69af002e26ca39824f626459c16d642607b573 (diff) | |
| download | linux-ca5c23c3b8882d61bf19b7685f2244501902869f.tar.xz | |
[MTD] XIP: Use generic xip_iprefetch() instead of asm volatile (...)
Untested, but shouldn't break anything... Makes MTD_XIP arch
independent. I guess this is why xip_iprefetch() was made for.
Signed-off-by: Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
Acked-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/chips/cfi_cmdset_0001.c | 4 | ||||
| -rw-r--r-- | drivers/mtd/chips/cfi_cmdset_0002.c | 4 | ||||
| -rw-r--r-- | drivers/mtd/chips/cfi_probe.c | 2 | ||||
| -rw-r--r-- | drivers/mtd/chips/cfi_util.c | 2 |
4 files changed, 6 insertions, 6 deletions
diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c index 81b7767a665a..eb0e30824ddb 100644 --- a/drivers/mtd/chips/cfi_cmdset_0001.c +++ b/drivers/mtd/chips/cfi_cmdset_0001.c @@ -1071,10 +1071,10 @@ static int __xipram xip_wait_for_operation( chip->state = newstate; map_write(map, CMD(0xff), adr); (void) map_read(map, adr); - asm volatile (".rep 8; nop; .endr"); + xip_iprefetch(); local_irq_enable(); spin_unlock(chip->mutex); - asm volatile (".rep 8; nop; .endr"); + xip_iprefetch(); cond_resched(); /* diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c index 458d477614d6..5cd657322bc4 100644 --- a/drivers/mtd/chips/cfi_cmdset_0002.c +++ b/drivers/mtd/chips/cfi_cmdset_0002.c @@ -723,10 +723,10 @@ static void __xipram xip_udelay(struct map_info *map, struct flchip *chip, chip->erase_suspended = 1; map_write(map, CMD(0xf0), adr); (void) map_read(map, adr); - asm volatile (".rep 8; nop; .endr"); + xip_iprefetch(); local_irq_enable(); spin_unlock(chip->mutex); - asm volatile (".rep 8; nop; .endr"); + xip_iprefetch(); cond_resched(); /* diff --git a/drivers/mtd/chips/cfi_probe.c b/drivers/mtd/chips/cfi_probe.c index f651b6ef1c5d..b03d43ef9108 100644 --- a/drivers/mtd/chips/cfi_probe.c +++ b/drivers/mtd/chips/cfi_probe.c @@ -39,7 +39,7 @@ struct mtd_info *cfi_probe(struct map_info *map); #define xip_allowed(base, map) \ do { \ (void) map_read(map, base); \ - asm volatile (".rep 8; nop; .endr"); \ + xip_iprefetch(); \ local_irq_enable(); \ } while (0) diff --git a/drivers/mtd/chips/cfi_util.c b/drivers/mtd/chips/cfi_util.c index 2e51496c248e..72e0022a47bf 100644 --- a/drivers/mtd/chips/cfi_util.c +++ b/drivers/mtd/chips/cfi_util.c @@ -65,7 +65,7 @@ __xipram cfi_read_pri(struct map_info *map, __u16 adr, __u16 size, const char* n #ifdef CONFIG_MTD_XIP (void) map_read(map, base); - asm volatile (".rep 8; nop; .endr"); + xip_iprefetch(); local_irq_enable(); #endif |