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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-11-19 19:12:24 +0100
committerJeff Garzik <jgarzik@redhat.com>2009-12-03 02:46:34 -0500
commitab81a505ae6be069be5b67acd7e1bab3cfb53968 (patch)
treed90181903103ce8cb72546383a8e58464aa37417 /drivers/ata/pata_hpt37x.c
parent9e87be9edd9114b65a9cf4f93a60b5d9134a972e (diff)
downloadblackbird-op-linux-ab81a505ae6be069be5b67acd7e1bab3cfb53968.tar.gz
blackbird-op-linux-ab81a505ae6be069be5b67acd7e1bab3cfb53968.zip
pata_hpt37x: unify ->pre_reset methods
We can use the same ->pre_reset method for all HPT37x chipsets now. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/pata_hpt37x.c')
-rw-r--r--drivers/ata/pata_hpt37x.c23
1 files changed, 2 insertions, 21 deletions
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 378a8f862e82..0921e8b30a08 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -360,7 +360,7 @@ static int hpt374_fn1_cable_detect(struct ata_port *ap)
* @link: ATA link to reset
* @deadline: deadline jiffies for the operation
*
- * Perform the initial reset handling for the 370/372 and 374 func 0
+ * Perform the initial reset handling for the HPT37x.
*/
static int hpt37x_pre_reset(struct ata_link *link, unsigned long deadline)
@@ -381,25 +381,6 @@ static int hpt37x_pre_reset(struct ata_link *link, unsigned long deadline)
return ata_sff_prereset(link, deadline);
}
-static int hpt374_fn1_pre_reset(struct ata_link *link, unsigned long deadline)
-{
- static const struct pci_bits hpt37x_enable_bits[] = {
- { 0x50, 1, 0x04, 0x04 },
- { 0x54, 1, 0x04, 0x04 }
- };
- struct ata_port *ap = link->ap;
- struct pci_dev *pdev = to_pci_dev(ap->host->dev);
-
- if (!pci_test_config_bits(pdev, &hpt37x_enable_bits[ap->port_no]))
- return -ENOENT;
-
- /* Reset the state machine */
- pci_write_config_byte(pdev, 0x50 + 4 * ap->port_no, 0x37);
- udelay(100);
-
- return ata_sff_prereset(link, deadline);
-}
-
/**
* hpt370_set_piomode - PIO setup
* @ap: ATA interface
@@ -646,7 +627,7 @@ static struct ata_port_operations hpt372_port_ops = {
static struct ata_port_operations hpt374_fn1_port_ops = {
.inherits = &hpt372_port_ops,
.cable_detect = hpt374_fn1_cable_detect,
- .prereset = hpt374_fn1_pre_reset,
+ .prereset = hpt37x_pre_reset,
};
/**
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