diff options
Diffstat (limited to 'drivers/ata/ata_generic.c')
| -rw-r--r-- | drivers/ata/ata_generic.c | 36 |
1 files changed, 18 insertions, 18 deletions
diff --git a/drivers/ata/ata_generic.c b/drivers/ata/ata_generic.c index 20b191dcf7e..1d1c30a2fcd 100644 --- a/drivers/ata/ata_generic.c +++ b/drivers/ata/ata_generic.c @@ -2,18 +2,18 @@ * ata_generic.c - Generic PATA/SATA controller driver. * Copyright 2005 Red Hat Inc <alan@redhat.com>, all rights reserved. * - * Elements from ide/pci/generic.c + * Elements from ide/pci/generic.c * Copyright (C) 2001-2002 Andre Hedrick <andre@linux-ide.org> * Portions (C) Copyright 2002 Red Hat Inc <alan@redhat.com> * * May be copied or modified under the terms of the GNU General Public License - * + * * Driver for PCI IDE interfaces implementing the standard bus mastering * interface functionality. This assumes the BIOS did the drive set up and * tuning for us. By default we do not grab all IDE class devices as they * may have other drivers or need fixups to avoid problems. Instead we keep * a default list of stuff without documentation/driver that appears to - * work. + * work. */ #include <linux/kernel.h> @@ -38,7 +38,7 @@ * * Set up cable type and use generic probe init */ - + static int generic_pre_reset(struct ata_port *ap) { ap->cbl = ATA_CBL_PATA80; @@ -55,7 +55,7 @@ static int generic_pre_reset(struct ata_port *ap) * None (inherited from caller). */ - + static void generic_error_handler(struct ata_port *ap) { ata_bmdma_drive_eh(ap, generic_pre_reset, ata_std_softreset, NULL, ata_std_postreset); @@ -68,9 +68,9 @@ static void generic_error_handler(struct ata_port *ap) * Use a non standard set_mode function. We don't want to be tuned. * The BIOS configured everything. Our job is not to fiddle. We * read the dma enabled bits from the PCI configuration of the device - * and respect them. + * and respect them. */ - + static void generic_set_mode(struct ata_port *ap) { int dma_enabled = 0; @@ -79,14 +79,14 @@ static void generic_set_mode(struct ata_port *ap) /* Bits 5 and 6 indicate if DMA is active on master/slave */ if (ap->ioaddr.bmdma_addr) dma_enabled = inb(ap->ioaddr.bmdma_addr + ATA_DMA_CMD); - + for (i = 0; i < ATA_MAX_DEVICES; i++) { struct ata_device *dev = &ap->device[i]; if (ata_dev_enabled(dev)) { /* We don't really care */ dev->pio_mode = XFER_PIO_0; dev->dma_mode = XFER_MW_DMA_0; - /* We do need the right mode information for DMA or PIO + /* We do need the right mode information for DMA or PIO and this comes from the current configuration flags */ if (dma_enabled & (1 << (5 + i))) { dev->xfer_mode = XFER_MW_DMA_0; @@ -121,7 +121,7 @@ static struct scsi_host_template generic_sht = { static struct ata_port_operations generic_port_ops = { .set_mode = generic_set_mode, - + .port_disable = ata_port_disable, .tf_load = ata_tf_load, .tf_read = ata_tf_read, @@ -133,7 +133,7 @@ static struct ata_port_operations generic_port_ops = { .bmdma_start = ata_bmdma_start, .bmdma_stop = ata_bmdma_stop, .bmdma_status = ata_bmdma_status, - + .data_xfer = ata_pio_data_xfer, .freeze = ata_bmdma_freeze, @@ -150,8 +150,8 @@ static struct ata_port_operations generic_port_ops = { .port_start = ata_port_start, .port_stop = ata_port_stop, .host_stop = ata_host_stop -}; - +}; + static int all_generic_ide; /* Set to claim all devices */ /** @@ -160,10 +160,10 @@ static int all_generic_ide; /* Set to claim all devices */ * @id: match entry * * Called each time a matching IDE interface is found. We check if the - * interface is one we wish to claim and if so we perform any chip + * interface is one we wish to claim and if so we perform any chip * specific hacks then let the ATA layer do the heavy lifting. */ - + static int ata_generic_init_one(struct pci_dev *dev, const struct pci_device_id *id) { u16 command; @@ -176,7 +176,7 @@ static int ata_generic_init_one(struct pci_dev *dev, const struct pci_device_id .port_ops = &generic_port_ops }; static struct ata_port_info *port_info[2] = { &info, &info }; - + /* Don't use the generic entry unless instructed to do so */ if (id->driver_data == 1 && all_generic_ide == 0) return -ENODEV; @@ -197,7 +197,7 @@ static int ata_generic_init_one(struct pci_dev *dev, const struct pci_device_id pci_read_config_word(dev, PCI_COMMAND, &command); if (!(command & PCI_COMMAND_IO)) return -ENODEV; - + if (dev->vendor == PCI_VENDOR_ID_AL) ata_pci_clear_simplex(dev); @@ -207,7 +207,7 @@ static int ata_generic_init_one(struct pci_dev *dev, const struct pci_device_id static struct pci_device_id ata_generic[] = { { PCI_DEVICE(PCI_VENDOR_ID_PCTECH, PCI_DEVICE_ID_PCTECH_SAMURAI_IDE), }, { PCI_DEVICE(PCI_VENDOR_ID_HOLTEK, PCI_DEVICE_ID_HOLTEK_6565), }, - { PCI_DEVICE(PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8673F), }, + { PCI_DEVICE(PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8673F), }, { PCI_DEVICE(PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8886A), }, { PCI_DEVICE(PCI_VENDOR_ID_UMC, PCI_DEVICE_ID_UMC_UM8886BF), }, { PCI_DEVICE(PCI_VENDOR_ID_HINT, PCI_DEVICE_ID_HINT_VXPROII_IDE), }, |