diff options
| -rw-r--r-- | drivers/ata/pata_icside.c | 28 |
1 files changed, 11 insertions, 17 deletions
diff --git a/drivers/ata/pata_icside.c b/drivers/ata/pata_icside.c index 321d98b..64a7117 100644 --- a/drivers/ata/pata_icside.c +++ b/drivers/ata/pata_icside.c @@ -330,17 +330,12 @@ static void ata_dummy_noret(struct ata_port *port) { } -/* - * We need to shut down unused ports to prevent spurious interrupts. - * FIXME: the libata core doesn't call this function for PATA interfaces. - */ -static void pata_icside_port_disable(struct ata_port *ap) +static void pata_icside_postreset(struct ata_port *ap, unsigned int *classes) { struct pata_icside_state *state = ap->host->private_data; - ata_port_printk(ap, KERN_ERR, "disabling icside port\n"); - - ata_port_disable(ap); + if (classes[0] != ATA_DEV_NONE || classes[1] != ATA_DEV_NONE) + return ata_std_postreset(ap, classes); state->port[ap->port_no].disabled = 1; @@ -356,6 +351,12 @@ static void pata_icside_port_disable(struct ata_port *ap) } } +static void pata_icside_error_handler(struct ata_port *ap) +{ + ata_bmdma_drive_eh(ap, ata_std_prereset, ata_std_softreset, NULL, + pata_icside_postreset); +} + static u8 pata_icside_irq_ack(struct ata_port *ap, unsigned int chk_drq) { unsigned int bits = chk_drq ? ATA_BUSY | ATA_DRQ : ATA_BUSY; @@ -374,7 +375,7 @@ static u8 pata_icside_irq_ack(struct ata_port *ap, unsigned int chk_drq) } static struct ata_port_operations pata_icside_port_ops = { - .port_disable = pata_icside_port_disable, + .port_disable = ata_port_disable, .set_dmamode = pata_icside_set_dmamode, @@ -397,7 +398,7 @@ static struct ata_port_operations pata_icside_port_ops = { .freeze = ata_bmdma_freeze, .thaw = ata_bmdma_thaw, - .error_handler = ata_bmdma_error_handler, + .error_handler = pata_icside_error_handler, .post_internal_cmd = pata_icside_bmdma_stop, .irq_clear = ata_dummy_noret, @@ -484,13 +485,6 @@ static int __devinit pata_icside_register_v6(struct pata_icside_info *info) state->port[0].port_sel = sel; state->port[1].port_sel = sel | 1; - /* - * FIXME: work around libata's aversion to calling port_disable. - * This permanently disables interrupts on port 0 - bad luck if - * you have a drive on that port. - */ - state->port[0].disabled = 1; - info->base = easi_base; info->irqops = &pata_icside_ops_arcin_v6; info->nr_ports = 2; |