diff options
| -rw-r--r-- | drivers/ata/ata_piix.c | 11 | ||||
| -rw-r--r-- | drivers/ata/libata-core.c | 19 | ||||
| -rw-r--r-- | drivers/ata/sata_nv.c | 8 | ||||
| -rw-r--r-- | drivers/base/core.c | 7 |
4 files changed, 29 insertions, 16 deletions
diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index dc42ba1b46f..b952c584338 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -93,7 +93,7 @@ #include <linux/libata.h> #define DRV_NAME "ata_piix" -#define DRV_VERSION "2.10" +#define DRV_VERSION "2.10ac1" enum { PIIX_IOCFG = 0x54, /* IDE I/O configuration register */ @@ -667,14 +667,9 @@ static int ich_pata_prereset(struct ata_port *ap) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); - if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->port_no])) { - ata_port_printk(ap, KERN_INFO, "port disabled. ignoring.\n"); - ap->eh_context.i.action &= ~ATA_EH_RESET_MASK; - return 0; - } - + if (!pci_test_config_bits(pdev, &piix_enable_bits[ap->port_no])) + return -ENOENT; ich_pata_cbl_detect(ap); - return ata_std_prereset(ap); } diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index dc362fa01ca..3c1f8830ac8 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -3455,7 +3455,8 @@ static void ata_dev_xfermask(struct ata_device *dev) "device is on DMA blacklist, disabling DMA\n"); } - if ((host->flags & ATA_HOST_SIMPLEX) && host->simplex_claimed != ap) { + if ((host->flags & ATA_HOST_SIMPLEX) && + host->simplex_claimed && host->simplex_claimed != ap) { xfer_mask &= ~(ATA_MASK_MWDMA | ATA_MASK_UDMA); ata_dev_printk(dev, KERN_WARNING, "simplex DMA is claimed by " "other device, disabling DMA\n"); @@ -5684,18 +5685,22 @@ static void ata_host_release(struct device *gendev, void *res) for (i = 0; i < host->n_ports; i++) { struct ata_port *ap = host->ports[i]; - if (!ap) - continue; - - if (ap->ops->port_stop) + if (ap && ap->ops->port_stop) ap->ops->port_stop(ap); - - scsi_host_put(ap->scsi_host); } if (host->ops->host_stop) host->ops->host_stop(host); + for (i = 0; i < host->n_ports; i++) { + struct ata_port *ap = host->ports[i]; + + if (ap) + scsi_host_put(ap->scsi_host); + + host->ports[i] = NULL; + } + dev_set_drvdata(gendev, NULL); } diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c index 388d07fab5f..9d9670a9b11 100644 --- a/drivers/ata/sata_nv.c +++ b/drivers/ata/sata_nv.c @@ -874,8 +874,14 @@ static irqreturn_t nv_adma_interrupt(int irq, void *dev_instance) if (status & (NV_ADMA_STAT_DONE | NV_ADMA_STAT_CPBERR)) { - u32 check_commands = notifier | notifier_error; + u32 check_commands; int pos, error = 0; + + if(ata_tag_valid(ap->active_tag)) + check_commands = 1 << ap->active_tag; + else + check_commands = ap->sactive; + /** Check CPBs for completed commands */ while ((pos = ffs(check_commands)) && !error) { pos--; diff --git a/drivers/base/core.c b/drivers/base/core.c index cf2a398aaaa..89ebe368272 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -787,6 +787,13 @@ void device_del(struct device * dev) device_remove_attrs(dev); bus_remove_device(dev); + /* + * Some platform devices are driven without driver attached + * and managed resources may have been acquired. Make sure + * all resources are released. + */ + devres_release_all(dev); + /* Notify the platform of the removal, in case they * need to do anything... */ |