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path: root/drivers/ata/pata_artop.c
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Diffstat (limited to 'drivers/ata/pata_artop.c')
-rw-r--r--drivers/ata/pata_artop.c25
1 files changed, 11 insertions, 14 deletions
diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c
index ef51940c3adb..9861059dd673 100644
--- a/drivers/ata/pata_artop.c
+++ b/drivers/ata/pata_artop.c
@@ -414,7 +414,7 @@ static const struct ata_port_operations artop6260_ops = {
static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
{
static int printed_version;
- static struct ata_port_info info_6210 = {
+ static const struct ata_port_info info_6210 = {
.sht = &artop_sht,
.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,
.pio_mask = 0x1f, /* pio0-4 */
@@ -422,7 +422,7 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
.udma_mask = ATA_UDMA2,
.port_ops = &artop6210_ops,
};
- static struct ata_port_info info_626x = {
+ static const struct ata_port_info info_626x = {
.sht = &artop_sht,
.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,
.pio_mask = 0x1f, /* pio0-4 */
@@ -430,7 +430,7 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
.udma_mask = ATA_UDMA4,
.port_ops = &artop6260_ops,
};
- static struct ata_port_info info_626x_fast = {
+ static const struct ata_port_info info_626x_fast = {
.sht = &artop_sht,
.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,
.pio_mask = 0x1f, /* pio0-4 */
@@ -438,32 +438,30 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
.udma_mask = ATA_UDMA5,
.port_ops = &artop6260_ops,
};
- struct ata_port_info *port_info[2];
- struct ata_port_info *info = NULL;
- int ports = 2;
+ const struct ata_port_info *ppi[] = { NULL, NULL };
if (!printed_version++)
dev_printk(KERN_DEBUG, &pdev->dev,
"version " DRV_VERSION "\n");
if (id->driver_data == 0) { /* 6210 variant */
- info = &info_6210;
+ ppi[0] = &info_6210;
+ ppi[1] = &ata_dummy_port_info;
/* BIOS may have left us in UDMA, clear it before libata probe */
pci_write_config_byte(pdev, 0x54, 0);
/* For the moment (also lacks dsc) */
printk(KERN_WARNING "ARTOP 6210 requires serialize functionality not yet supported by libata.\n");
printk(KERN_WARNING "Secondary ATA ports will not be activated.\n");
- ports = 1;
}
else if (id->driver_data == 1) /* 6260 */
- info = &info_626x;
+ ppi[0] = &info_626x;
else if (id->driver_data == 2) { /* 6260 or 6260 + fast */
unsigned long io = pci_resource_start(pdev, 4);
u8 reg;
- info = &info_626x;
+ ppi[0] = &info_626x;
if (inb(io) & 0x10)
- info = &info_626x_fast;
+ ppi[0] = &info_626x_fast;
/* Mac systems come up with some registers not set as we
will need them */
@@ -484,10 +482,9 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
}
- BUG_ON(info == NULL);
+ BUG_ON(ppi[0] == NULL);
- port_info[0] = port_info[1] = info;
- return ata_pci_init_one(pdev, port_info, ports);
+ return ata_pci_init_one(pdev, ppi);
}
static const struct pci_device_id artop_pci_tbl[] = {