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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-07-23 19:55:51 +0200
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-07-23 19:55:51 +0200
commitc6dfa867bb45f4bff2e48f3bc89ab1d6a7ab4c21 (patch)
tree54d9322fad75e48fb548e182fbb87d06a06cd048 /drivers/ide/ppc
parentebb00fb55d0566bb3e81518122a57b4b3bedf1e4 (diff)
downloadop-kernel-dev-c6dfa867bb45f4bff2e48f3bc89ab1d6a7ab4c21.zip
op-kernel-dev-c6dfa867bb45f4bff2e48f3bc89ab1d6a7ab4c21.tar.gz
ide: add ->exec_command method
Add ->exec_command method for writing ATA Command register and use it instead of ->OUTBSYNC. There should be no functional changes caused by this patch. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/ppc')
-rw-r--r--drivers/ide/ppc/pmac.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/ide/ppc/pmac.c b/drivers/ide/ppc/pmac.c
index e68e33b..7c3a84f 100644
--- a/drivers/ide/ppc/pmac.c
+++ b/drivers/ide/ppc/pmac.c
@@ -495,6 +495,13 @@ static void pmac_outbsync(ide_hwif_t *hwif, u8 value, unsigned long port)
+ IDE_TIMING_CONFIG));
}
+static void pmac_exec_command(ide_hwif_t *hwif, u8 cmd)
+{
+ writeb(cmd, (void __iomem *)hwif->io_ports.command_addr);
+ (void)readl((void __iomem *)(hwif->io_ports.data_addr
+ + IDE_TIMING_CONFIG));
+}
+
/*
* Old tuning functions (called on hdparm -p), sets up drive PIO timings
*/
@@ -1092,6 +1099,8 @@ static int __devinit pmac_ide_setup_device(pmac_ide_hwif_t *pmif, hw_regs_t *hw)
if (hwif == NULL)
return -ENOENT;
+ hwif->exec_command = pmac_exec_command;
+
/* Setup MMIO ops */
default_hwif_mmiops(hwif);
hwif->OUTBSYNC = pmac_outbsync;
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