diff options
| -rw-r--r-- | drivers/ide/pci/generic.c | 8 | ||||
| -rw-r--r-- | drivers/pci/quirks.c | 49 |
2 files changed, 57 insertions, 0 deletions
diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c index f82e821..2f962cf 100644 --- a/drivers/ide/pci/generic.c +++ b/drivers/ide/pci/generic.c @@ -212,6 +212,9 @@ static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_devi (!(PCI_FUNC(dev->devfn) & 1))) goto out; + if (dev->vendor == PCI_VENDOR_ID_JMICRON && PCI_FUNC(dev->devfn) != 1) + goto out; + pci_read_config_word(dev, PCI_COMMAND, &command); if (!(command & PCI_COMMAND_IO)) { printk(KERN_INFO "Skipping disabled %s IDE controller.\n", d->name); @@ -239,6 +242,11 @@ static struct pci_device_id generic_pci_tbl[] = { { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_1, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 12}, { PCI_VENDOR_ID_TOSHIBA,PCI_DEVICE_ID_TOSHIBA_PICCOLO_2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 13}, { PCI_VENDOR_ID_NETCELL,PCI_DEVICE_ID_REVOLUTION, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 14}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB361, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 15}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB363, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 16}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB365, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 17}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB366, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 18}, + { PCI_VENDOR_ID_JMICRON, PCI_DEVICE_ID_JMICRON_JMB368, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 19}, /* Must come last. If you add entries adjust this table appropriately and the init_one code */ { PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_IDE << 8, 0xFFFFFF00UL, 0}, { 0, }, diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index e9a57af..de3bbc8 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -1175,6 +1175,55 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_962, quirk_sis_96x_ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_963, quirk_sis_96x_smbus ); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_LPC, quirk_sis_96x_smbus ); +#if defined(CONFIG_SCSI_SATA) || defined(CONFIG_SCSI_SATA_MODULE) + +/* + * If we are using libata we can drive this chip properly but must + * do this early on to make the additional device appear during + * the PCI scanning. + */ + +static void __devinit quirk_jmicron_dualfn(struct pci_dev *pdev) +{ + u32 conf; + u8 hdr; + + /* Only poke fn 0 */ + if (PCI_FUNC(pdev->devfn)) + return; + + switch(pdev->device) { + case PCI_DEVICE_ID_JMICRON_JMB365: + case PCI_DEVICE_ID_JMICRON_JMB366: + /* Redirect IDE second PATA port to the right spot */ + pci_read_config_dword(pdev, 0x80, &conf); + conf |= (1 << 24); + /* Fall through */ + pci_write_config_dword(pdev, 0x80, conf); + case PCI_DEVICE_ID_JMICRON_JMB361: + case PCI_DEVICE_ID_JMICRON_JMB363: + pci_read_config_dword(pdev, 0x40, &conf); + /* Enable dual function mode, AHCI on fn 0, IDE fn1 */ + /* Set the class codes correctly and then direct IDE 0 */ + conf &= ~0x000F0200; /* Clear bit 9 and 16-19 */ + conf |= 0x00C20002; /* Set bit 1, 17, 22, 23 */ + pci_write_config_dword(pdev, 0x40, conf); + + /* Reconfigure so that the PCI scanner discovers the + device is now multifunction */ + + pci_read_config_byte(pdev, PCI_HEADER_TYPE, &hdr); + pdev->hdr_type = hdr & 0x7f; + pdev->multifunction = !!(hdr & 0x80); + + break; + } +} + +DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, quirk_jmicron_dualfn); + +#endif + #ifdef CONFIG_X86_IO_APIC static void __init quirk_alder_ioapic(struct pci_dev *pdev) { |
