diff options
Diffstat (limited to 'drivers/ata/pata_oldpiix.c')
| -rw-r--r-- | drivers/ata/pata_oldpiix.c | 105 |
1 files changed, 18 insertions, 87 deletions
diff --git a/drivers/ata/pata_oldpiix.c b/drivers/ata/pata_oldpiix.c index 44da09ace52..b9bf78b7d48 100644 --- a/drivers/ata/pata_oldpiix.c +++ b/drivers/ata/pata_oldpiix.c @@ -1,7 +1,7 @@ /* * pata_oldpiix.c - Intel PATA/SATA controllers * - * (C) 2005 Red Hat <alan@redhat.com> + * (C) 2005 Red Hat * * Some parts based on ata_piix.c by Jeff Garzik and others. * @@ -16,7 +16,6 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/pci.h> -#include <linux/init.h> #include <linux/blkdev.h> #include <linux/delay.h> #include <linux/device.h> @@ -47,21 +46,7 @@ static int oldpiix_pre_reset(struct ata_link *link, unsigned long deadline) if (!pci_test_config_bits(pdev, &oldpiix_enable_bits[ap->port_no])) return -ENOENT; - return ata_std_prereset(link, deadline); -} - -/** - * oldpiix_pata_error_handler - Probe specified port on PATA host controller - * @ap: Port to probe - * @classes: - * - * LOCKING: - * None (inherited from caller). - */ - -static void oldpiix_pata_error_handler(struct ata_port *ap) -{ - ata_bmdma_drive_eh(ap, oldpiix_pre_reset, ata_std_softreset, NULL, ata_std_postreset); + return ata_sff_prereset(link, deadline); } /** @@ -130,7 +115,6 @@ static void oldpiix_set_piomode (struct ata_port *ap, struct ata_device *adev) * oldpiix_set_dmamode - Initialize host controller PATA DMA timings * @ap: Port whose timings we are configuring * @adev: Device to program - * @isich: True if the device is an ICH and has IOCFG registers * * Set MWDMA mode for device, in host controller PCI config space. * @@ -195,7 +179,7 @@ static void oldpiix_set_dmamode (struct ata_port *ap, struct ata_device *adev) } /** - * oldpiix_qc_issue_prot - command issue + * oldpiix_qc_issue - command issue * @qc: command pending * * Called when the libata layer is about to issue a command. We wrap @@ -205,68 +189,31 @@ static void oldpiix_set_dmamode (struct ata_port *ap, struct ata_device *adev) * be made PIO0. */ -static unsigned int oldpiix_qc_issue_prot(struct ata_queued_cmd *qc) +static unsigned int oldpiix_qc_issue(struct ata_queued_cmd *qc) { struct ata_port *ap = qc->ap; struct ata_device *adev = qc->dev; if (adev != ap->private_data) { oldpiix_set_piomode(ap, adev); - if (adev->dma_mode) + if (ata_dma_enabled(adev)) oldpiix_set_dmamode(ap, adev); } - return ata_qc_issue_prot(qc); + return ata_bmdma_qc_issue(qc); } static struct scsi_host_template oldpiix_sht = { - .module = THIS_MODULE, - .name = DRV_NAME, - .ioctl = ata_scsi_ioctl, - .queuecommand = ata_scsi_queuecmd, - .can_queue = ATA_DEF_QUEUE, - .this_id = ATA_SHT_THIS_ID, - .sg_tablesize = LIBATA_MAX_PRD, - .cmd_per_lun = ATA_SHT_CMD_PER_LUN, - .emulated = ATA_SHT_EMULATED, - .use_clustering = ATA_SHT_USE_CLUSTERING, - .proc_name = DRV_NAME, - .dma_boundary = ATA_DMA_BOUNDARY, - .slave_configure = ata_scsi_slave_config, - .slave_destroy = ata_scsi_slave_destroy, - .bios_param = ata_std_bios_param, + ATA_BMDMA_SHT(DRV_NAME), }; -static const struct ata_port_operations oldpiix_pata_ops = { +static struct ata_port_operations oldpiix_pata_ops = { + .inherits = &ata_bmdma_port_ops, + .qc_issue = oldpiix_qc_issue, + .cable_detect = ata_cable_40wire, .set_piomode = oldpiix_set_piomode, .set_dmamode = oldpiix_set_dmamode, - .mode_filter = ata_pci_default_filter, - - .tf_load = ata_tf_load, - .tf_read = ata_tf_read, - .check_status = ata_check_status, - .exec_command = ata_exec_command, - .dev_select = ata_std_dev_select, - - .freeze = ata_bmdma_freeze, - .thaw = ata_bmdma_thaw, - .error_handler = oldpiix_pata_error_handler, - .post_internal_cmd = ata_bmdma_post_internal_cmd, - .cable_detect = ata_cable_40wire, - - .bmdma_setup = ata_bmdma_setup, - .bmdma_start = ata_bmdma_start, - .bmdma_stop = ata_bmdma_stop, - .bmdma_status = ata_bmdma_status, - .qc_prep = ata_qc_prep, - .qc_issue = oldpiix_qc_issue_prot, - .data_xfer = ata_data_xfer, - - .irq_handler = ata_interrupt, - .irq_clear = ata_bmdma_irq_clear, - .irq_on = ata_irq_on, - - .port_start = ata_sff_port_start, + .prereset = oldpiix_pre_reset, }; @@ -287,21 +234,17 @@ static const struct ata_port_operations oldpiix_pata_ops = { static int oldpiix_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) { - static int printed_version; static const struct ata_port_info info = { - .sht = &oldpiix_sht, .flags = ATA_FLAG_SLAVE_POSS, - .pio_mask = 0x1f, /* pio0-4 */ - .mwdma_mask = 0x07, /* mwdma1-2 */ + .pio_mask = ATA_PIO4, + .mwdma_mask = ATA_MWDMA12_ONLY, .port_ops = &oldpiix_pata_ops, }; const struct ata_port_info *ppi[] = { &info, NULL }; - if (!printed_version++) - dev_printk(KERN_DEBUG, &pdev->dev, - "version " DRV_VERSION "\n"); + ata_print_version_once(&pdev->dev, DRV_VERSION); - return ata_pci_init_one(pdev, ppi); + return ata_pci_bmdma_init_one(pdev, ppi, &oldpiix_sht, NULL, 0); } static const struct pci_device_id oldpiix_pci_tbl[] = { @@ -315,28 +258,16 @@ static struct pci_driver oldpiix_pci_driver = { .id_table = oldpiix_pci_tbl, .probe = oldpiix_init_one, .remove = ata_pci_remove_one, -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP .suspend = ata_pci_device_suspend, .resume = ata_pci_device_resume, #endif }; -static int __init oldpiix_init(void) -{ - return pci_register_driver(&oldpiix_pci_driver); -} - -static void __exit oldpiix_exit(void) -{ - pci_unregister_driver(&oldpiix_pci_driver); -} - -module_init(oldpiix_init); -module_exit(oldpiix_exit); +module_pci_driver(oldpiix_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("SCSI low-level driver for early PIIX series controllers"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, oldpiix_pci_tbl); MODULE_VERSION(DRV_VERSION); - |