diff options
Diffstat (limited to 'drivers/ata/pata_via.c')
| -rw-r--r-- | drivers/ata/pata_via.c | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index f645fe22cd1..5d41b6612d7 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c @@ -63,7 +63,7 @@ #include <linux/dmi.h> #define DRV_NAME "pata_via" -#define DRV_VERSION "0.3.1" +#define DRV_VERSION "0.3.2" /* * The following comes directly from Vojtech Pavlik's ide/pci/via82cxxx @@ -97,6 +97,7 @@ static const struct via_isa_bridge { u8 rev_max; u16 flags; } via_isa_bridges[] = { + { "vx800", PCI_DEVICE_ID_VIA_VX800, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "vt8237s", PCI_DEVICE_ID_VIA_8237S, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, @@ -128,7 +129,7 @@ static const struct via_isa_bridge { * Cable special cases */ -static struct dmi_system_id cable_dmi_table[] = { +static const struct dmi_system_id cable_dmi_table[] = { { .ident = "Acer Ferrari 3400", .matches = { @@ -144,6 +145,9 @@ static int via_cable_override(struct pci_dev *pdev) /* Systems by DMI */ if (dmi_check_system(cable_dmi_table)) return 1; + /* Arima W730-K8/Targa Visionary 811/... */ + if (pdev->subsystem_vendor == 0x161F && pdev->subsystem_device == 0x2032) + return 1; return 0; } @@ -180,11 +184,15 @@ static int via_cable_detect(struct ata_port *ap) { two drives */ if (ata66 & (0x10100000 >> (16 * ap->port_no))) return ATA_CBL_PATA80; + /* Check with ACPI so we can spot BIOS reported SATA bridges */ + if (ata_acpi_cbl_80wire(ap)) + return ATA_CBL_PATA80; return ATA_CBL_PATA40; } -static int via_pre_reset(struct ata_port *ap, unsigned long deadline) +static int via_pre_reset(struct ata_link *link, unsigned long deadline) { + struct ata_port *ap = link->ap; const struct via_isa_bridge *config = ap->host->private_data; if (!(config->flags & VIA_NO_ENABLES)) { @@ -197,7 +205,7 @@ static int via_pre_reset(struct ata_port *ap, unsigned long deadline) return -ENOENT; } - return ata_std_prereset(ap, deadline); + return ata_std_prereset(link, deadline); } @@ -240,7 +248,6 @@ static void via_do_set_mode(struct ata_port *ap, struct ata_device *adev, int mo int ut; int offset = 3 - (2*ap->port_no) - adev->devno; - /* Calculate the timing values we require */ ata_timing_compute(adev, mode, &t, T, UT); @@ -287,9 +294,17 @@ static void via_do_set_mode(struct ata_port *ap, struct ata_device *adev, int mo ut = t.udma ? (0xe0 | (FIT(t.udma, 2, 9) - 2)) : 0x07; break; } + /* Set UDMA unless device is not UDMA capable */ - if (udma_type) - pci_write_config_byte(pdev, 0x50 + offset, ut); + if (udma_type) { + u8 cable80_status; + + /* Get 80-wire cable detection bit */ + pci_read_config_byte(pdev, 0x50 + offset, &cable80_status); + cable80_status &= 0x10; + + pci_write_config_byte(pdev, 0x50 + offset, ut | cable80_status); + } } static void via_set_piomode(struct ata_port *ap, struct ata_device *adev) @@ -333,7 +348,6 @@ static struct scsi_host_template via_sht = { }; static struct ata_port_operations via_port_ops = { - .port_disable = ata_port_disable, .set_piomode = via_set_piomode, .set_dmamode = via_set_dmamode, .mode_filter = ata_pci_default_filter, @@ -363,13 +377,11 @@ static struct ata_port_operations via_port_ops = { .irq_handler = ata_interrupt, .irq_clear = ata_bmdma_irq_clear, .irq_on = ata_irq_on, - .irq_ack = ata_irq_ack, - .port_start = ata_port_start, + .port_start = ata_sff_port_start, }; static struct ata_port_operations via_port_ops_noirq = { - .port_disable = ata_port_disable, .set_piomode = via_set_piomode, .set_dmamode = via_set_dmamode, .mode_filter = ata_pci_default_filter, @@ -399,9 +411,8 @@ static struct ata_port_operations via_port_ops_noirq = { .irq_handler = ata_interrupt, .irq_clear = ata_bmdma_irq_clear, .irq_on = ata_irq_on, - .irq_ack = ata_irq_ack, - .port_start = ata_port_start, + .port_start = ata_sff_port_start, }; /** |