X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fata%2Fpata_cs5530.c;h=c974b05e41295e70057b5398c2d066abc68b6bf7;hb=10734fc8d5fbf89e88519d72e58cce83be21941a;hp=848f0309bf038dcf0be656afbc8882dbea8da2aa;hpb=8bc3fc470eb25af4d70c72485cbcb130cc657691;p=safe%2Fjmp%2Flinux-2.6 diff --git a/drivers/ata/pata_cs5530.c b/drivers/ata/pata_cs5530.c index 848f030..c974b05 100644 --- a/drivers/ata/pata_cs5530.c +++ b/drivers/ata/pata_cs5530.c @@ -1,7 +1,6 @@ /* * pata-cs5530.c - CS5530 PATA for new ATA layer * (C) 2005 Red Hat Inc - * Alan Cox * * based upon cs5530.c by Mark Lord. * @@ -35,7 +34,7 @@ #include #define DRV_NAME "pata_cs5530" -#define DRV_VERSION "0.7.3" +#define DRV_VERSION "0.7.4" static void __iomem *cs5530_port_base(struct ata_port *ap) { @@ -133,88 +132,50 @@ static void cs5530_set_dmamode(struct ata_port *ap, struct ata_device *adev) } /** - * cs5530_qc_issue_prot - command issue + * cs5530_qc_issue - command issue * @qc: command pending * * Called when the libata layer is about to issue a command. We wrap * this interface so that we can load the correct ATA timings if - * neccessary. Specifically we have a problem that there is only + * necessary. Specifically we have a problem that there is only * one MWDMA/UDMA bit. */ -static unsigned int cs5530_qc_issue_prot(struct ata_queued_cmd *qc) +static unsigned int cs5530_qc_issue(struct ata_queued_cmd *qc) { struct ata_port *ap = qc->ap; struct ata_device *adev = qc->dev; struct ata_device *prev = ap->private_data; /* See if the DMA settings could be wrong */ - if (adev->dma_mode != 0 && adev != prev && prev != NULL) { + if (ata_dma_enabled(adev) && adev != prev && prev != NULL) { /* Maybe, but do the channels match MWDMA/UDMA ? */ - if ((adev->dma_mode >= XFER_UDMA_0 && prev->dma_mode < XFER_UDMA_0) || - (adev->dma_mode < XFER_UDMA_0 && prev->dma_mode >= XFER_UDMA_0)) + if ((ata_using_udma(adev) && !ata_using_udma(prev)) || + (ata_using_udma(prev) && !ata_using_udma(adev))) /* Switch the mode bits */ cs5530_set_dmamode(ap, adev); } - return ata_qc_issue_prot(qc); + return ata_sff_qc_issue(qc); } static struct scsi_host_template cs5530_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), + .sg_tablesize = LIBATA_DUMB_MAX_PRD, }; static struct ata_port_operations cs5530_port_ops = { - .port_disable = ata_port_disable, - .set_piomode = cs5530_set_piomode, - .set_dmamode = cs5530_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, - - .bmdma_setup = ata_bmdma_setup, - .bmdma_start = ata_bmdma_start, - .bmdma_stop = ata_bmdma_stop, - .bmdma_status = ata_bmdma_status, - - .freeze = ata_bmdma_freeze, - .thaw = ata_bmdma_thaw, - .error_handler = ata_bmdma_error_handler, - .post_internal_cmd = ata_bmdma_post_internal_cmd, - .cable_detect = ata_cable_40wire, - - .qc_prep = ata_qc_prep, - .qc_issue = cs5530_qc_issue_prot, + .inherits = &ata_bmdma_port_ops, - .data_xfer = ata_data_xfer, + .qc_prep = ata_sff_dumb_qc_prep, + .qc_issue = cs5530_qc_issue, - .irq_handler = ata_interrupt, - .irq_clear = ata_bmdma_irq_clear, - .irq_on = ata_irq_on, - .irq_ack = ata_irq_ack, - - .port_start = ata_port_start, + .cable_detect = ata_cable_40wire, + .set_piomode = cs5530_set_piomode, + .set_dmamode = cs5530_set_dmamode, }; -static struct dmi_system_id palmax_dmi_table[] = { +static const struct dmi_system_id palmax_dmi_table[] = { { .ident = "Palmax PD1100", .matches = { @@ -266,7 +227,7 @@ static int cs5530_init_chip(void) } pci_set_master(cs5530_0); - pci_set_mwi(cs5530_0); + pci_try_set_mwi(cs5530_0); /* * Set PCI CacheLineSize to 16-bytes: @@ -336,21 +297,24 @@ fail_put: static int cs5530_init_one(struct pci_dev *pdev, const struct pci_device_id *id) { static const struct ata_port_info info = { - .sht = &cs5530_sht, - .flags = ATA_FLAG_SLAVE_POSS|ATA_FLAG_SRST, - .pio_mask = 0x1f, - .mwdma_mask = 0x07, - .udma_mask = 0x07, + .flags = ATA_FLAG_SLAVE_POSS, + .pio_mask = ATA_PIO4, + .mwdma_mask = ATA_MWDMA2, + .udma_mask = ATA_UDMA2, .port_ops = &cs5530_port_ops }; /* The docking connector doesn't do UDMA, and it seems not MWDMA */ static const struct ata_port_info info_palmax_secondary = { - .sht = &cs5530_sht, - .flags = ATA_FLAG_SLAVE_POSS|ATA_FLAG_SRST, - .pio_mask = 0x1f, + .flags = ATA_FLAG_SLAVE_POSS, + .pio_mask = ATA_PIO4, .port_ops = &cs5530_port_ops }; const struct ata_port_info *ppi[] = { &info, NULL }; + int rc; + + rc = pcim_enable_device(pdev); + if (rc) + return rc; /* Chip initialisation */ if (cs5530_init_chip()) @@ -360,16 +324,25 @@ static int cs5530_init_one(struct pci_dev *pdev, const struct pci_device_id *id) ppi[1] = &info_palmax_secondary; /* Now kick off ATA set up */ - return ata_pci_init_one(pdev, ppi); + return ata_pci_sff_init_one(pdev, ppi, &cs5530_sht, NULL); } #ifdef CONFIG_PM static int cs5530_reinit_one(struct pci_dev *pdev) { + struct ata_host *host = dev_get_drvdata(&pdev->dev); + int rc; + + rc = ata_pci_device_do_resume(pdev); + if (rc) + return rc; + /* If we fail on resume we are doomed */ if (cs5530_init_chip()) - BUG(); - return ata_pci_device_resume(pdev); + return -EIO; + + ata_host_resume(host); + return 0; } #endif /* CONFIG_PM */