diff options
Diffstat (limited to 'drivers/ata/pata_optidma.c')
| -rw-r--r-- | drivers/ata/pata_optidma.c | 134 |
1 files changed, 20 insertions, 114 deletions
diff --git a/drivers/ata/pata_optidma.c b/drivers/ata/pata_optidma.c index f9b485a487a..bdec7efa464 100644 --- a/drivers/ata/pata_optidma.c +++ b/drivers/ata/pata_optidma.c @@ -1,7 +1,6 @@ /* * pata_optidma.c - Opti DMA PATA for new ATA layer * (C) 2006 Red Hat Inc - * Alan Cox <alan@redhat.com> * * The Opti DMA controllers are related to the older PIO PCI controllers * and indeed the VLB ones. The main differences are that the timing @@ -26,7 +25,6 @@ #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 <scsi/scsi_host.h> @@ -64,22 +62,7 @@ static int optidma_pre_reset(struct ata_link *link, unsigned long deadline) if (ap->port_no && !pci_test_config_bits(pdev, &optidma_enable_bits)) return -ENOENT; - return ata_std_prereset(link, deadline); -} - -/** - * optidma_probe_reset - probe reset - * @ap: ATA port - * - * Perform the ATA probe and bus reset sequence plus specific handling - * for this hardware. The Opti needs little handling - we have no UDMA66 - * capability that needs cable detection. All we must do is check the port - * is enabled. - */ - -static void optidma_error_handler(struct ata_port *ap) -{ - ata_bmdma_drive_eh(ap, optidma_pre_reset, ata_std_softreset, NULL, ata_std_postreset); + return ata_sff_prereset(link, deadline); } /** @@ -350,89 +333,22 @@ static int optidma_set_mode(struct ata_link *link, struct ata_device **r_failed) } static struct scsi_host_template optidma_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 struct ata_port_operations optidma_port_ops = { + .inherits = &ata_bmdma_port_ops, + .cable_detect = ata_cable_40wire, .set_piomode = optidma_set_pio_mode, .set_dmamode = optidma_set_dma_mode, - - .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, - .post_internal_cmd = ata_bmdma_post_internal_cmd, - .error_handler = optidma_error_handler, .set_mode = optidma_set_mode, - .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 = ata_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 = optidma_pre_reset, }; static struct ata_port_operations optiplus_port_ops = { + .inherits = &optidma_port_ops, .set_piomode = optiplus_set_pio_mode, .set_dmamode = optiplus_set_dma_mode, - - .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, - .post_internal_cmd = ata_bmdma_post_internal_cmd, - .error_handler = optidma_error_handler, - .set_mode = optidma_set_mode, - .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 = ata_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, }; /** @@ -481,25 +397,26 @@ done_nomsg: /* Wrong chip revision */ static int optidma_init_one(struct pci_dev *dev, const struct pci_device_id *id) { static const struct ata_port_info info_82c700 = { - .sht = &optidma_sht, .flags = ATA_FLAG_SLAVE_POSS, - .pio_mask = 0x1f, - .mwdma_mask = 0x07, + .pio_mask = ATA_PIO4, + .mwdma_mask = ATA_MWDMA2, .port_ops = &optidma_port_ops }; static const struct ata_port_info info_82c700_udma = { - .sht = &optidma_sht, .flags = ATA_FLAG_SLAVE_POSS, - .pio_mask = 0x1f, - .mwdma_mask = 0x07, - .udma_mask = 0x07, + .pio_mask = ATA_PIO4, + .mwdma_mask = ATA_MWDMA2, + .udma_mask = ATA_UDMA2, .port_ops = &optiplus_port_ops }; const struct ata_port_info *ppi[] = { &info_82c700, NULL }; - static int printed_version; + int rc; + + ata_print_version_once(&dev->dev, DRV_VERSION); - if (!printed_version++) - dev_printk(KERN_DEBUG, &dev->dev, "version " DRV_VERSION "\n"); + rc = pcim_enable_device(dev); + if (rc) + return rc; /* Fixed location chipset magic */ inw(0x1F1); @@ -509,7 +426,7 @@ static int optidma_init_one(struct pci_dev *dev, const struct pci_device_id *id) if (optiplus_with_udma(dev)) ppi[0] = &info_82c700_udma; - return ata_pci_init_one(dev, ppi); + return ata_pci_bmdma_init_one(dev, ppi, &optidma_sht, NULL, 0); } static const struct pci_device_id optidma[] = { @@ -523,27 +440,16 @@ static struct pci_driver optidma_pci_driver = { .id_table = optidma, .probe = optidma_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 optidma_init(void) -{ - return pci_register_driver(&optidma_pci_driver); -} - -static void __exit optidma_exit(void) -{ - pci_unregister_driver(&optidma_pci_driver); -} +module_pci_driver(optidma_pci_driver); MODULE_AUTHOR("Alan Cox"); MODULE_DESCRIPTION("low-level driver for Opti Firestar/Firestar Plus"); MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, optidma); MODULE_VERSION(DRV_VERSION); - -module_init(optidma_init); -module_exit(optidma_exit); |