X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fata%2Fsata_inic162x.c;h=59e65edc5820123169441619fbb515011e837410;hb=665c1ef8369138dad7773da6407fe77ccff87deb;hp=a9c948d7604af602632ed3fba4c5772ad456e3ea;hpb=8269cc4e2b0ddcdcb9e7f2034c464ef8613737a1;p=linux-2.6-omap-h63xx.git diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c index a9c948d7604..59e65edc582 100644 --- a/drivers/ata/sata_inic162x.c +++ b/drivers/ata/sata_inic162x.c @@ -28,7 +28,7 @@ #include #define DRV_NAME "sata_inic162x" -#define DRV_VERSION "0.2" +#define DRV_VERSION "0.3" enum { MMIO_BAR = 5, @@ -108,17 +108,6 @@ struct inic_port_priv { u8 cached_pirq_mask; }; -static int inic_slave_config(struct scsi_device *sdev) -{ - /* This controller is braindamaged. dma_boundary is 0xffff - * like others but it will lock up the whole machine HARD if - * 65536 byte PRD entry is fed. Reduce maximum segment size. - */ - blk_queue_max_segment_size(sdev->request_queue, 65536 - 512); - - return ata_scsi_slave_config(sdev); -} - static struct scsi_host_template inic_sht = { .module = THIS_MODULE, .name = DRV_NAME, @@ -132,7 +121,7 @@ static struct scsi_host_template inic_sht = { .use_clustering = ATA_SHT_USE_CLUSTERING, .proc_name = DRV_NAME, .dma_boundary = ATA_DMA_BOUNDARY, - .slave_configure = inic_slave_config, + .slave_configure = ata_scsi_slave_config, .slave_destroy = ata_scsi_slave_destroy, .bios_param = ata_std_bios_param, }; @@ -143,7 +132,7 @@ static const int scr_map[] = { [SCR_CONTROL] = 2, }; -static void __iomem * inic_port_base(struct ata_port *ap) +static void __iomem *inic_port_base(struct ata_port *ap) { return ap->host->iomap[MMIO_BAR] + ap->port_no * PORT_SIZE; } @@ -285,7 +274,7 @@ static void inic_irq_clear(struct ata_port *ap) static void inic_host_intr(struct ata_port *ap) { void __iomem *port_base = inic_port_base(ap); - struct ata_eh_info *ehi = &ap->eh_info; + struct ata_eh_info *ehi = &ap->link.eh_info; u8 irq_stat; /* fetch and clear irq */ @@ -293,7 +282,8 @@ static void inic_host_intr(struct ata_port *ap) writeb(irq_stat, port_base + PORT_IRQ_STAT); if (likely(!(irq_stat & PIRQ_ERR))) { - struct ata_queued_cmd *qc = ata_qc_from_tag(ap, ap->active_tag); + struct ata_queued_cmd *qc = + ata_qc_from_tag(ap, ap->link.active_tag); if (unlikely(!qc || (qc->tf.flags & ATA_TFLAG_POLLING))) { ata_chk_status(ap); /* clear ATA interrupt */ @@ -416,12 +406,13 @@ static void inic_thaw(struct ata_port *ap) * SRST and SControl hardreset don't give valid signature on this * controller. Only controller specific hardreset mechanism works. */ -static int inic_hardreset(struct ata_port *ap, unsigned int *class, +static int inic_hardreset(struct ata_link *link, unsigned int *class, unsigned long deadline) { + struct ata_port *ap = link->ap; void __iomem *port_base = inic_port_base(ap); void __iomem *idma_ctl = port_base + PORT_IDMA_CTL; - const unsigned long *timing = sata_ehc_deb_timing(&ap->eh_context); + const unsigned long *timing = sata_ehc_deb_timing(&link->eh_context); u16 val; int rc; @@ -434,24 +425,24 @@ static int inic_hardreset(struct ata_port *ap, unsigned int *class, msleep(1); writew(val & ~IDMA_CTL_RST_ATA, idma_ctl); - rc = sata_phy_resume(ap, timing, deadline); + rc = sata_link_resume(link, timing, deadline); if (rc) { - ata_port_printk(ap, KERN_WARNING, "failed to resume " + ata_link_printk(link, KERN_WARNING, "failed to resume " "link after reset (errno=%d)\n", rc); return rc; } *class = ATA_DEV_NONE; - if (ata_port_online(ap)) { + if (ata_link_online(link)) { struct ata_taskfile tf; /* wait a while before checking status */ - msleep(150); + ata_wait_after_reset(ap, deadline); rc = ata_wait_ready(ap, deadline); /* link occupied, -ENODEV too is an error */ if (rc) { - ata_port_printk(ap, KERN_WARNING, "device not ready " + ata_link_printk(link, KERN_WARNING, "device not ready " "after hardreset (errno=%d)\n", rc); return rc; } @@ -550,7 +541,6 @@ static int inic_port_start(struct ata_port *ap) } static struct ata_port_operations inic_port_ops = { - .port_disable = ata_port_disable, .tf_load = ata_tf_load, .tf_read = ata_tf_read, .check_status = ata_check_status, @@ -567,7 +557,6 @@ static struct ata_port_operations inic_port_ops = { .irq_clear = inic_irq_clear, .irq_on = ata_irq_on, - .irq_ack = ata_irq_ack, .qc_prep = ata_qc_prep, .qc_issue = inic_qc_issue, @@ -585,7 +574,7 @@ static struct ata_port_operations inic_port_ops = { }; static struct ata_port_info inic_port_info = { - /* For some reason, ATA_PROT_ATAPI is broken on this + /* For some reason, ATAPI_PROT_PIO is broken on this * controller, and no, PIO_POLLING does't fix it. It somehow * manages to report the wrong ireason and ignoring ireason * results in machine lock up. Tell libata to always prefer @@ -693,16 +682,24 @@ static int inic_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) host->iomap = iomap = pcim_iomap_table(pdev); for (i = 0; i < NR_PORTS; i++) { - struct ata_ioports *port = &host->ports[i]->ioaddr; - void __iomem *port_base = iomap[MMIO_BAR] + i * PORT_SIZE; + struct ata_port *ap = host->ports[i]; + struct ata_ioports *port = &ap->ioaddr; + unsigned int offset = i * PORT_SIZE; port->cmd_addr = iomap[2 * i]; port->altstatus_addr = port->ctl_addr = (void __iomem *) ((unsigned long)iomap[2 * i + 1] | ATA_PCI_CTL_OFS); - port->scr_addr = port_base + PORT_SCR; + port->scr_addr = iomap[MMIO_BAR] + offset + PORT_SCR; ata_std_ports(port); + + ata_port_pbar_desc(ap, MMIO_BAR, -1, "mmio"); + ata_port_pbar_desc(ap, MMIO_BAR, offset, "port"); + ata_port_desc(ap, "cmd 0x%llx ctl 0x%llx", + (unsigned long long)pci_resource_start(pdev, 2 * i), + (unsigned long long)pci_resource_start(pdev, (2 * i + 1)) | + ATA_PCI_CTL_OFS); } hpriv->cached_hctl = readw(iomap[MMIO_BAR] + HOST_CTL); @@ -722,6 +719,18 @@ static int inic_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) return rc; } + /* + * This controller is braindamaged. dma_boundary is 0xffff + * like others but it will lock up the whole machine HARD if + * 65536 byte PRD entry is fed. Reduce maximum segment size. + */ + rc = pci_set_dma_max_seg_size(pdev, 65536 - 512); + if (rc) { + dev_printk(KERN_ERR, &pdev->dev, + "failed to set the maximum segment size.\n"); + return rc; + } + rc = init_controller(iomap[MMIO_BAR], hpriv->cached_hctl); if (rc) { dev_printk(KERN_ERR, &pdev->dev,