diff options
Diffstat (limited to 'drivers/ide/pci/aec62xx.c')
| -rw-r--r-- | drivers/ide/pci/aec62xx.c | 116 |
1 files changed, 41 insertions, 75 deletions
diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c index 3a4c2c26a77e..19ec421f7b9f 100644 --- a/drivers/ide/pci/aec62xx.c +++ b/drivers/ide/pci/aec62xx.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/aec62xx.c Version 0.25 Aug 1, 2007 + * linux/drivers/ide/pci/aec62xx.c Version 0.27 Sep 16, 2007 * * Copyright (C) 1999-2002 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 2007 MontaVista Software, Inc. <source@mvista.com> @@ -141,19 +141,6 @@ static void aec_set_pio_mode(ide_drive_t *drive, const u8 pio) drive->hwif->set_dma_mode(drive, pio + XFER_PIO_0); } -static void aec62xx_dma_lost_irq (ide_drive_t *drive) -{ - switch (HWIF(drive)->pci_dev->device) { - case PCI_DEVICE_ID_ARTOP_ATP860: - case PCI_DEVICE_ID_ARTOP_ATP860R: - case PCI_DEVICE_ID_ARTOP_ATP865: - case PCI_DEVICE_ID_ARTOP_ATP865R: - printk(" AEC62XX time out "); - default: - break; - } -} - static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev, const char *name) { int bus_speed = system_bus_clock(); @@ -184,34 +171,21 @@ static unsigned int __devinit init_chipset_aec62xx(struct pci_dev *dev, const ch static void __devinit init_hwif_aec62xx(ide_hwif_t *hwif) { struct pci_dev *dev = hwif->pci_dev; - u8 reg54 = 0, mask = hwif->channel ? 0xf0 : 0x0f; - unsigned long flags; hwif->set_pio_mode = &aec_set_pio_mode; - if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) { - if(hwif->mate) - hwif->mate->serialized = hwif->serialized = 1; + if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) hwif->set_dma_mode = &aec6210_set_mode; - } else + else hwif->set_dma_mode = &aec6260_set_mode; - hwif->drives[0].autotune = hwif->drives[1].autotune = 1; - if (hwif->dma_base == 0) return; - hwif->ultra_mask = hwif->cds->udma_mask; - hwif->mwdma_mask = 0x07; - - hwif->dma_lost_irq = &aec62xx_dma_lost_irq; + if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) + return; - if (dev->device == PCI_DEVICE_ID_ARTOP_ATP850UF) { - spin_lock_irqsave(&ide_lock, flags); - pci_read_config_byte (dev, 0x54, ®54); - pci_write_config_byte(dev, 0x54, (reg54 & ~mask)); - spin_unlock_irqrestore(&ide_lock, flags); - } else if (hwif->cbl != ATA_CBL_PATA40_SHORT) { + if (hwif->cbl != ATA_CBL_PATA40_SHORT) { u8 ata66 = 0, mask = hwif->channel ? 0x02 : 0x01; pci_read_config_byte(hwif->pci_dev, 0x49, &ata66); @@ -220,73 +194,53 @@ static void __devinit init_hwif_aec62xx(ide_hwif_t *hwif) } } -static int __devinit init_setup_aec62xx(struct pci_dev *dev, ide_pci_device_t *d) -{ - return ide_setup_pci_device(dev, d); -} - -static int __devinit init_setup_aec6x80(struct pci_dev *dev, ide_pci_device_t *d) -{ - unsigned long dma_base = pci_resource_start(dev, 4); - - if (inb(dma_base + 2) & 0x10) { - d->name = (dev->device == PCI_DEVICE_ID_ARTOP_ATP865R) ? - "AEC6880R" : "AEC6880"; - d->udma_mask = 0x7f; /* udma0-6 */ - } - - return ide_setup_pci_device(dev, d); -} - -static ide_pci_device_t aec62xx_chipsets[] __devinitdata = { +static const struct ide_port_info aec62xx_chipsets[] __devinitdata = { { /* 0 */ .name = "AEC6210", - .init_setup = init_setup_aec62xx, .init_chipset = init_chipset_aec62xx, .init_hwif = init_hwif_aec62xx, - .autodma = AUTODMA, .enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}}, - .bootable = OFF_BOARD, + .host_flags = IDE_HFLAG_SERIALIZE | + IDE_HFLAG_NO_ATAPI_DMA | + IDE_HFLAG_OFF_BOARD, .pio_mask = ATA_PIO4, - .udma_mask = 0x07, /* udma0-2 */ + .mwdma_mask = ATA_MWDMA2, + .udma_mask = ATA_UDMA2, },{ /* 1 */ .name = "AEC6260", - .init_setup = init_setup_aec62xx, .init_chipset = init_chipset_aec62xx, .init_hwif = init_hwif_aec62xx, - .autodma = NOAUTODMA, - .bootable = OFF_BOARD, + .host_flags = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_NO_AUTODMA | + IDE_HFLAG_OFF_BOARD, .pio_mask = ATA_PIO4, - .udma_mask = 0x1f, /* udma0-4 */ + .mwdma_mask = ATA_MWDMA2, + .udma_mask = ATA_UDMA4, },{ /* 2 */ .name = "AEC6260R", - .init_setup = init_setup_aec62xx, .init_chipset = init_chipset_aec62xx, .init_hwif = init_hwif_aec62xx, - .autodma = AUTODMA, .enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}}, - .bootable = NEVER_BOARD, + .host_flags = IDE_HFLAG_NO_ATAPI_DMA, .pio_mask = ATA_PIO4, - .udma_mask = 0x1f, /* udma0-4 */ + .mwdma_mask = ATA_MWDMA2, + .udma_mask = ATA_UDMA4, },{ /* 3 */ .name = "AEC6280", - .init_setup = init_setup_aec6x80, .init_chipset = init_chipset_aec62xx, .init_hwif = init_hwif_aec62xx, - .autodma = AUTODMA, - .bootable = OFF_BOARD, + .host_flags = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_OFF_BOARD, .pio_mask = ATA_PIO4, - .udma_mask = 0x3f, /* udma0-5 */ + .mwdma_mask = ATA_MWDMA2, + .udma_mask = ATA_UDMA5, },{ /* 4 */ .name = "AEC6280R", - .init_setup = init_setup_aec6x80, .init_chipset = init_chipset_aec62xx, .init_hwif = init_hwif_aec62xx, - .autodma = AUTODMA, .enablebits = {{0x4a,0x02,0x02}, {0x4a,0x04,0x04}}, - .bootable = OFF_BOARD, + .host_flags = IDE_HFLAG_NO_ATAPI_DMA | IDE_HFLAG_OFF_BOARD, .pio_mask = ATA_PIO4, - .udma_mask = 0x3f, /* udma0-5 */ + .mwdma_mask = ATA_MWDMA2, + .udma_mask = ATA_UDMA5, } }; @@ -299,14 +253,26 @@ static ide_pci_device_t aec62xx_chipsets[] __devinitdata = { * finds a device matching our IDE device tables. * * NOTE: since we're going to modify the 'name' field for AEC-6[26]80[R] - * chips, pass a local copy of 'struct pci_device_id' down the call chain. + * chips, pass a local copy of 'struct ide_port_info' down the call chain. */ - + static int __devinit aec62xx_init_one(struct pci_dev *dev, const struct pci_device_id *id) { - ide_pci_device_t d = aec62xx_chipsets[id->driver_data]; + struct ide_port_info d; + u8 idx = id->driver_data; + + d = aec62xx_chipsets[idx]; + + if (idx == 3 || idx == 4) { + unsigned long dma_base = pci_resource_start(dev, 4); + + if (inb(dma_base + 2) & 0x10) { + d.name = (idx == 4) ? "AEC6880R" : "AEC6880"; + d.udma_mask = ATA_UDMA6; + } + } - return d.init_setup(dev, &d); + return ide_setup_pci_device(dev, &d); } static const struct pci_device_id aec62xx_pci_tbl[] = { |