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path: root/drivers/ata/pata_scc.c
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Diffstat (limited to 'drivers/ata/pata_scc.c')
-rw-r--r--drivers/ata/pata_scc.c38
1 files changed, 12 insertions, 26 deletions
diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c
index 77ff829af176..86b25fef34a9 100644
--- a/drivers/ata/pata_scc.c
+++ b/drivers/ata/pata_scc.c
@@ -416,6 +416,17 @@ static void scc_dev_select (struct ata_port *ap, unsigned int device)
}
/**
+ * scc_set_devctl - Write device control reg
+ * @ap: port where the device is
+ * @ctl: value to write
+ */
+
+static void scc_set_devctl(struct ata_port *ap, u8 ctl)
+{
+ out_be32(ap->ioaddr.ctl_addr, ctl);
+}
+
+/**
* scc_bmdma_setup - Set up PCI IDE BMDMA transaction
* @qc: Info associated with this ATA transaction.
*
@@ -840,31 +851,6 @@ static u8 scc_irq_on (struct ata_port *ap)
}
/**
- * scc_freeze - Freeze BMDMA controller port
- * @ap: port to freeze
- *
- * Note: Original code is ata_sff_freeze().
- */
-
-static void scc_freeze (struct ata_port *ap)
-{
- struct ata_ioports *ioaddr = &ap->ioaddr;
-
- ap->ctl |= ATA_NIEN;
- ap->last_ctl = ap->ctl;
-
- out_be32(ioaddr->ctl_addr, ap->ctl);
-
- /* Under certain circumstances, some controllers raise IRQ on
- * ATA_NIEN manipulation. Also, many controllers fail to mask
- * previously pending IRQ on ATA_NIEN assertion. Clear it.
- */
- ap->ops->sff_check_status(ap);
-
- ap->ops->sff_irq_clear(ap);
-}
-
-/**
* scc_pata_prereset - prepare for reset
* @ap: ATA port to be reset
* @deadline: deadline jiffies for the operation
@@ -977,6 +963,7 @@ static struct ata_port_operations scc_pata_ops = {
.sff_check_status = scc_check_status,
.sff_check_altstatus = scc_check_altstatus,
.sff_dev_select = scc_dev_select,
+ .sff_set_devctl = scc_set_devctl,
.bmdma_setup = scc_bmdma_setup,
.bmdma_start = scc_bmdma_start,
@@ -984,7 +971,6 @@ static struct ata_port_operations scc_pata_ops = {
.bmdma_status = scc_bmdma_status,
.sff_data_xfer = scc_data_xfer,
- .freeze = scc_freeze,
.prereset = scc_pata_prereset,
.softreset = scc_softreset,
.postreset = scc_postreset,