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path: root/drivers/ata/pata_it821x.c
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Diffstat (limited to 'drivers/ata/pata_it821x.c')
-rw-r--r--drivers/ata/pata_it821x.c58
1 files changed, 13 insertions, 45 deletions
diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c
index e8afd486434..73394c75be4 100644
--- a/drivers/ata/pata_it821x.c
+++ b/drivers/ata/pata_it821x.c
@@ -492,7 +492,7 @@ static int it821x_smart_set_mode(struct ata_port *ap, struct ata_device **unused
/* Bits 5 and 6 indicate if DMA is active on master/slave */
/* It is possible that BMDMA isn't allocated */
if (ap->ioaddr.bmdma_addr)
- dma_enabled = inb(ap->ioaddr.bmdma_addr + ATA_DMA_CMD);
+ dma_enabled = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_CMD);
for (i = 0; i < ATA_MAX_DEVICES; i++) {
struct ata_device *dev = &ap->device[i];
@@ -531,23 +531,9 @@ static int it821x_smart_set_mode(struct ata_port *ap, struct ata_device **unused
static void it821x_dev_config(struct ata_port *ap, struct ata_device *adev)
{
- unsigned char model_num[40];
- char *s;
- unsigned int len;
-
- /* This block ought to be a library routine as it is in several
- drivers now */
-
- ata_id_string(adev->id, model_num, ATA_ID_PROD_OFS,
- sizeof(model_num));
- s = &model_num[0];
- len = strnlen(s, sizeof(model_num));
-
- /* ATAPI specifies that empty space is blank-filled; remove blanks */
- while ((len > 0) && (s[len - 1] == ' ')) {
- len--;
- s[len] = 0;
- }
+ unsigned char model_num[ATA_ID_PROD_LEN + 1];
+
+ ata_id_c_string(adev->id, model_num, ATA_ID_PROD, sizeof(model_num));
if (adev->max_sectors > 255)
adev->max_sectors = 255;
@@ -608,14 +594,10 @@ static int it821x_port_start(struct ata_port *ap)
if (ret < 0)
return ret;
- ap->private_data = kmalloc(sizeof(struct it821x_dev), GFP_KERNEL);
- if (ap->private_data == NULL) {
- ata_port_stop(ap);
+ itdev = devm_kzalloc(&pdev->dev, sizeof(struct it821x_dev), GFP_KERNEL);
+ if (itdev == NULL)
return -ENOMEM;
- }
-
- itdev = ap->private_data;
- memset(itdev, 0, sizeof(struct it821x_dev));
+ ap->private_data = itdev;
pci_read_config_byte(pdev, 0x50, &conf);
@@ -646,20 +628,6 @@ static int it821x_port_start(struct ata_port *ap)
return 0;
}
-/**
- * it821x_port_stop - port shutdown
- * @ap: ATA port being removed
- *
- * Release the private objects we added in it821x_port_start
- */
-
-static void it821x_port_stop(struct ata_port *ap) {
- kfree(ap->private_data);
- ap->private_data = NULL; /* We want an OOPS if we reuse this
- too late! */
- ata_port_stop(ap);
-}
-
static struct scsi_host_template it821x_sht = {
.module = THIS_MODULE,
.name = DRV_NAME,
@@ -706,14 +674,14 @@ static struct ata_port_operations it821x_smart_port_ops = {
.qc_prep = ata_qc_prep,
.qc_issue = it821x_smart_qc_issue_prot,
- .data_xfer = ata_pio_data_xfer,
+ .data_xfer = ata_data_xfer,
.irq_handler = ata_interrupt,
.irq_clear = ata_bmdma_irq_clear,
+ .irq_on = ata_irq_on,
+ .irq_ack = ata_irq_ack,
.port_start = it821x_port_start,
- .port_stop = it821x_port_stop,
- .host_stop = ata_host_stop
};
static struct ata_port_operations it821x_passthru_port_ops = {
@@ -742,14 +710,14 @@ static struct ata_port_operations it821x_passthru_port_ops = {
.qc_prep = ata_qc_prep,
.qc_issue = it821x_passthru_qc_issue_prot,
- .data_xfer = ata_pio_data_xfer,
+ .data_xfer = ata_data_xfer,
.irq_clear = ata_bmdma_irq_clear,
.irq_handler = ata_interrupt,
+ .irq_on = ata_irq_on,
+ .irq_ack = ata_irq_ack,
.port_start = it821x_port_start,
- .port_stop = it821x_port_stop,
- .host_stop = ata_host_stop
};
static void __devinit it821x_disable_raid(struct pci_dev *pdev)