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path: root/drivers/ata/sata_vsc.c
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Diffstat (limited to 'drivers/ata/sata_vsc.c')
-rw-r--r--drivers/ata/sata_vsc.c88
1 files changed, 17 insertions, 71 deletions
diff --git a/drivers/ata/sata_vsc.c b/drivers/ata/sata_vsc.c
index 8d1683ebadc..af77f71bdaa 100644
--- a/drivers/ata/sata_vsc.c
+++ b/drivers/ata/sata_vsc.c
@@ -94,13 +94,6 @@ enum {
VSC_SATA_INT_ERROR_P | VSC_SATA_INT_ERROR_R | \
VSC_SATA_INT_ERROR_E | VSC_SATA_INT_ERROR_M | \
VSC_SATA_INT_PHY_CHANGE),
-
- /* Host private flags (hp_flags) */
- VSC_SATA_HP_FLAG_MSI = (1 << 0),
-};
-
-struct vsc_sata_host_priv {
- u32 hp_flags;
};
#define is_vsc_sata_int_err(port_idx, int_status) \
@@ -124,20 +117,6 @@ static void vsc_sata_scr_write (struct ata_port *ap, unsigned int sc_reg,
}
-static void vsc_sata_host_stop(struct ata_host *host)
-{
- struct vsc_sata_host_priv *hpriv = host->private_data;
- struct pci_dev *pdev = to_pci_dev(host->dev);
-
- if (hpriv->hp_flags & VSC_SATA_HP_FLAG_MSI)
- pci_disable_msi(pdev);
- else
- pci_intx(pdev, 0);
- kfree (hpriv);
- ata_pci_host_stop(host);
-}
-
-
static void vsc_intr_mask_update(struct ata_port *ap, u8 ctl)
{
void __iomem *mask_addr;
@@ -331,8 +310,6 @@ static const struct ata_port_operations vsc_sata_ops = {
.scr_read = vsc_sata_scr_read,
.scr_write = vsc_sata_scr_write,
.port_start = ata_port_start,
- .port_stop = ata_port_stop,
- .host_stop = vsc_sata_host_stop,
};
static void __devinit vsc_sata_setup_port(struct ata_ioports *port, unsigned long base)
@@ -361,31 +338,27 @@ static int __devinit vsc_sata_init_one (struct pci_dev *pdev, const struct pci_d
{
static int printed_version;
struct ata_probe_ent *probe_ent = NULL;
- struct vsc_sata_host_priv *hpriv;
unsigned long base;
- int pci_dev_busy = 0;
void __iomem *mmio_base;
int rc;
if (!printed_version++)
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
- rc = pci_enable_device(pdev);
+ rc = pcim_enable_device(pdev);
if (rc)
return rc;
/*
* Check if we have needed resource mapped.
*/
- if (pci_resource_len(pdev, 0) == 0) {
- rc = -ENODEV;
- goto err_out;
- }
+ if (pci_resource_len(pdev, 0) == 0)
+ return -ENODEV;
rc = pci_request_regions(pdev, DRV_NAME);
if (rc) {
- pci_dev_busy = 1;
- goto err_out;
+ pcim_pin_device(pdev);
+ return rc;
}
/*
@@ -393,44 +366,29 @@ static int __devinit vsc_sata_init_one (struct pci_dev *pdev, const struct pci_d
*/
rc = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
if (rc)
- goto err_out_regions;
+ return rc;
rc = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK);
if (rc)
- goto err_out_regions;
-
- probe_ent = kmalloc(sizeof(*probe_ent), GFP_KERNEL);
- if (probe_ent == NULL) {
- rc = -ENOMEM;
- goto err_out_regions;
- }
+ return rc;
- memset(probe_ent, 0, sizeof(*probe_ent));
+ probe_ent = devm_kzalloc(&pdev->dev, sizeof(*probe_ent), GFP_KERNEL);
+ if (probe_ent == NULL)
+ return -ENOMEM;
probe_ent->dev = pci_dev_to_dev(pdev);
INIT_LIST_HEAD(&probe_ent->node);
- mmio_base = pci_iomap(pdev, 0, 0);
- if (mmio_base == NULL) {
- rc = -ENOMEM;
- goto err_out_free_ent;
- }
+ mmio_base = pcim_iomap(pdev, 0, 0);
+ if (mmio_base == NULL)
+ return -ENOMEM;
base = (unsigned long) mmio_base;
- hpriv = kmalloc(sizeof(*hpriv), GFP_KERNEL);
- if (!hpriv) {
- rc = -ENOMEM;
- goto err_out_iounmap;
- }
- memset(hpriv, 0, sizeof(*hpriv));
-
/*
* Due to a bug in the chip, the default cache line size can't be used
*/
pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x80);
- if (pci_enable_msi(pdev) == 0) {
- hpriv->hp_flags |= VSC_SATA_HP_FLAG_MSI;
+ if (pci_enable_msi(pdev) == 0)
pci_intx(pdev, 0);
- }
else
probe_ent->irq_flags = IRQF_SHARED;
@@ -441,7 +399,6 @@ static int __devinit vsc_sata_init_one (struct pci_dev *pdev, const struct pci_d
probe_ent->n_ports = 4;
probe_ent->irq = pdev->irq;
probe_ent->mmio_base = mmio_base;
- probe_ent->private_data = hpriv;
/* We don't care much about the PIO/UDMA masks, but the core won't like us
* if we don't fill these
@@ -466,22 +423,11 @@ static int __devinit vsc_sata_init_one (struct pci_dev *pdev, const struct pci_d
*/
pci_write_config_dword(pdev, 0x98, 0);
- /* FIXME: check ata_device_add return value */
- ata_device_add(probe_ent);
+ if (!ata_device_add(probe_ent))
+ return -ENODEV;
- kfree(probe_ent);
+ devm_kfree(&pdev->dev, probe_ent);
return 0;
-
-err_out_iounmap:
- pci_iounmap(pdev, mmio_base);
-err_out_free_ent:
- kfree(probe_ent);
-err_out_regions:
- pci_release_regions(pdev);
-err_out:
- if (!pci_dev_busy)
- pci_disable_device(pdev);
- return rc;
}
static const struct pci_device_id vsc_sata_pci_tbl[] = {