X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fata%2Fsata_sis.c;h=2bfe3ae039769492eeec9896178436d1d316ac34;hb=e7ecd435692ca9bde9d124be30b3a26e672ea6c2;hp=a8adef9786b76fdb21993580865dfbde2a22e4b2;hpb=6bd99b4e0998571808fc1f09d5162348f21ff8c1;p=safe%2Fjmp%2Flinux-2.6 diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c index a8adef9..2bfe3ae 100644 --- a/drivers/ata/sata_sis.c +++ b/drivers/ata/sata_sis.c @@ -64,8 +64,8 @@ enum { }; static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent); -static int sis_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val); -static int sis_scr_write(struct ata_port *ap, unsigned int sc_reg, u32 val); +static int sis_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val); +static int sis_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val); static const struct pci_device_id sis_pci_tbl[] = { { PCI_VDEVICE(SI, 0x0180), sis_180 }, /* SiS 964/180 */ @@ -86,52 +86,19 @@ static struct pci_driver sis_pci_driver = { }; static struct scsi_host_template sis_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 sis_ops = { - .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, - .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, - .mode_filter = ata_pci_default_filter, - .freeze = ata_bmdma_freeze, - .thaw = ata_bmdma_thaw, - .error_handler = ata_bmdma_error_handler, - .post_internal_cmd = ata_bmdma_post_internal_cmd, - .irq_clear = ata_bmdma_irq_clear, - .irq_on = ata_irq_on, +static struct ata_port_operations sis_ops = { + .inherits = &ata_bmdma_port_ops, .scr_read = sis_scr_read, .scr_write = sis_scr_write, - .port_start = ata_sff_port_start, }; static const struct ata_port_info sis_port_info = { .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY, - .pio_mask = 0x1f, - .mwdma_mask = 0x7, + .pio_mask = ATA_PIO4, + .mwdma_mask = ATA_MWDMA2, .udma_mask = ATA_UDMA6, .port_ops = &sis_ops, }; @@ -142,8 +109,9 @@ MODULE_LICENSE("GPL"); MODULE_DEVICE_TABLE(pci, sis_pci_tbl); MODULE_VERSION(DRV_VERSION); -static unsigned int get_scr_cfg_addr(struct ata_port *ap, unsigned int sc_reg) +static unsigned int get_scr_cfg_addr(struct ata_link *link, unsigned int sc_reg) { + struct ata_port *ap = link->ap; struct pci_dev *pdev = to_pci_dev(ap->host->dev); unsigned int addr = SIS_SCR_BASE + (4 * sc_reg); u8 pmr; @@ -164,93 +132,62 @@ static unsigned int get_scr_cfg_addr(struct ata_port *ap, unsigned int sc_reg) break; } } + if (link->pmp) + addr += 0x10; + return addr; } -static u32 sis_scr_cfg_read(struct ata_port *ap, unsigned int sc_reg, u32 *val) +static u32 sis_scr_cfg_read(struct ata_link *link, + unsigned int sc_reg, u32 *val) { - struct pci_dev *pdev = to_pci_dev(ap->host->dev); - unsigned int cfg_addr = get_scr_cfg_addr(ap, sc_reg); - u32 val2 = 0; - u8 pmr; + struct pci_dev *pdev = to_pci_dev(link->ap->host->dev); + unsigned int cfg_addr = get_scr_cfg_addr(link, sc_reg); if (sc_reg == SCR_ERROR) /* doesn't exist in PCI cfg space */ - return 0xffffffff; - - pci_read_config_byte(pdev, SIS_PMR, &pmr); + return -EINVAL; pci_read_config_dword(pdev, cfg_addr, val); - - if ((pdev->device == 0x0182) || (pdev->device == 0x0183) || - (pdev->device == 0x1182) || (pmr & SIS_PMR_COMBINED)) - pci_read_config_dword(pdev, cfg_addr+0x10, &val2); - - *val |= val2; - *val &= 0xfffffffb; /* avoid problems with powerdowned ports */ - return 0; } -static void sis_scr_cfg_write(struct ata_port *ap, unsigned int sc_reg, u32 val) +static int sis_scr_cfg_write(struct ata_link *link, + unsigned int sc_reg, u32 val) { - struct pci_dev *pdev = to_pci_dev(ap->host->dev); - unsigned int cfg_addr = get_scr_cfg_addr(ap, sc_reg); - u8 pmr; - - if (sc_reg == SCR_ERROR) /* doesn't exist in PCI cfg space */ - return; - - pci_read_config_byte(pdev, SIS_PMR, &pmr); + struct pci_dev *pdev = to_pci_dev(link->ap->host->dev); + unsigned int cfg_addr = get_scr_cfg_addr(link, sc_reg); pci_write_config_dword(pdev, cfg_addr, val); - - if ((pdev->device == 0x0182) || (pdev->device == 0x0183) || - (pdev->device == 0x1182) || (pmr & SIS_PMR_COMBINED)) - pci_write_config_dword(pdev, cfg_addr+0x10, val); + return 0; } -static int sis_scr_read(struct ata_port *ap, unsigned int sc_reg, u32 *val) +static int sis_scr_read(struct ata_link *link, unsigned int sc_reg, u32 *val) { - struct pci_dev *pdev = to_pci_dev(ap->host->dev); - u8 pmr; + struct ata_port *ap = link->ap; + void __iomem *base = ap->ioaddr.scr_addr + link->pmp * 0x10; if (sc_reg > SCR_CONTROL) return -EINVAL; if (ap->flags & SIS_FLAG_CFGSCR) - return sis_scr_cfg_read(ap, sc_reg, val); - - pci_read_config_byte(pdev, SIS_PMR, &pmr); - - *val = ioread32(ap->ioaddr.scr_addr + (sc_reg * 4)); - - if ((pdev->device == 0x0182) || (pdev->device == 0x0183) || - (pdev->device == 0x1182) || (pmr & SIS_PMR_COMBINED)) - *val |= ioread32(ap->ioaddr.scr_addr + (sc_reg * 4) + 0x10); - - *val &= 0xfffffffb; + return sis_scr_cfg_read(link, sc_reg, val); + *val = ioread32(base + sc_reg * 4); return 0; } -static int sis_scr_write(struct ata_port *ap, unsigned int sc_reg, u32 val) +static int sis_scr_write(struct ata_link *link, unsigned int sc_reg, u32 val) { - struct pci_dev *pdev = to_pci_dev(ap->host->dev); - u8 pmr; + struct ata_port *ap = link->ap; + void __iomem *base = ap->ioaddr.scr_addr + link->pmp * 0x10; if (sc_reg > SCR_CONTROL) return -EINVAL; - pci_read_config_byte(pdev, SIS_PMR, &pmr); - if (ap->flags & SIS_FLAG_CFGSCR) - sis_scr_cfg_write(ap, sc_reg, val); - else { - iowrite32(val, ap->ioaddr.scr_addr + (sc_reg * 4)); - if ((pdev->device == 0x0182) || (pdev->device == 0x0183) || - (pdev->device == 0x1182) || (pmr & SIS_PMR_COMBINED)) - iowrite32(val, ap->ioaddr.scr_addr + (sc_reg * 4)+0x10); - } + return sis_scr_cfg_write(link, sc_reg, val); + + iowrite32(val, base + (sc_reg * 4)); return 0; } @@ -263,7 +200,7 @@ static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) u32 genctl, val; u8 pmr; u8 port2_start = 0x20; - int rc; + int i, rc; if (!printed_version++) dev_printk(KERN_INFO, &pdev->dev, "version " DRV_VERSION "\n"); @@ -342,10 +279,21 @@ static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) break; } - rc = ata_pci_prepare_sff_host(pdev, ppi, &host); + rc = ata_pci_bmdma_prepare_host(pdev, ppi, &host); if (rc) return rc; + for (i = 0; i < 2; i++) { + struct ata_port *ap = host->ports[i]; + + if (ap->flags & ATA_FLAG_SATA && + ap->flags & ATA_FLAG_SLAVE_POSS) { + rc = ata_slave_link_init(ap); + if (rc) + return rc; + } + } + if (!(pi.flags & SIS_FLAG_CFGSCR)) { void __iomem *mmio; @@ -360,8 +308,8 @@ static int sis_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) pci_set_master(pdev); pci_intx(pdev, 1); - return ata_host_activate(host, pdev->irq, ata_interrupt, IRQF_SHARED, - &sis_sht); + return ata_host_activate(host, pdev->irq, ata_bmdma_interrupt, + IRQF_SHARED, &sis_sht); } static int __init sis_init(void)