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pata-rb532-cf: replace rb532_pata_finish_io() 

Since the delay used internally is just the same as ata_sff_pause()
uses, rb532_pata_finish_io() does exactly the same as ata_sff_pause()
and thus can be replaced by the later one.

Signed-off-by: Phil Sutter <n0-1@freewrt.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Phil Sutter 2009-01-27 14:35:50 +01:00 committed by Jeff Garzik
parent 84bcbeebcf
commit 96b34ce7ca
1 changed files with 2 additions and 13 deletions
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15
drivers/ata/pata_rb532_cf.c
View File

@ -54,22 +54,11 @@ struct rb532_cf_info {
/* ------------------------------------------------------------------------ */
static inline void rb532_pata_finish_io(struct ata_port *ap)
{
struct ata_host *ah = ap->host;
struct rb532_cf_info *info = ah->private_data;
/* FIXME: Keep previous delay. If this is merely a fence then
ata_sff_sync might be sufficient. */
ata_sff_dma_pause(ap);
ndelay(RB500_CF_IO_DELAY);
}
static void rb532_pata_exec_command(struct ata_port *ap,
const struct ata_taskfile *tf)
{
writeb(tf->command, ap->ioaddr.command_addr);
rb532_pata_finish_io(ap);
ata_sff_pause(ap);
}
static unsigned int rb532_pata_data_xfer(struct ata_device *adev, unsigned char *buf,
@ -87,7 +76,7 @@ static unsigned int rb532_pata_data_xfer(struct ata_device *adev, unsigned char
*buf = readb(ioaddr);
}
rb532_pata_finish_io(adev->link->ap);
ata_sff_pause(ap);
return retlen;
}