diff options
| -rw-r--r-- | drivers/ata/libata-core.c | 30 | ||||
| -rw-r--r-- | drivers/ata/pata_scc.c | 6 | ||||
| -rw-r--r-- | drivers/ata/sata_mv.c | 2 | ||||
| -rw-r--r-- | include/linux/libata.h | 3 |
4 files changed, 23 insertions, 18 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index b01b5a897dc..ea8c07b04f2 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -701,8 +701,8 @@ unsigned int ata_dev_classify(const struct ata_taskfile *tf) /** * ata_dev_try_classify - Parse returned ATA device signature - * @ap: ATA channel to examine - * @device: Device to examine (starting at zero) + * @dev: ATA device to classify (starting at zero) + * @present: device seems present * @r_err: Value of error register on completion * * After an event -- SRST, E.D.D., or SATA COMRESET -- occurs, @@ -720,15 +720,15 @@ unsigned int ata_dev_classify(const struct ata_taskfile *tf) * RETURNS: * Device type - %ATA_DEV_ATA, %ATA_DEV_ATAPI or %ATA_DEV_NONE. */ - -unsigned int -ata_dev_try_classify(struct ata_port *ap, unsigned int device, u8 *r_err) +unsigned int ata_dev_try_classify(struct ata_device *dev, int present, + u8 *r_err) { + struct ata_port *ap = dev->link->ap; struct ata_taskfile tf; unsigned int class; u8 err; - ap->ops->dev_select(ap, device); + ap->ops->dev_select(ap, dev->devno); memset(&tf, 0, sizeof(tf)); @@ -738,12 +738,12 @@ ata_dev_try_classify(struct ata_port *ap, unsigned int device, u8 *r_err) *r_err = err; /* see if device passed diags: if master then continue and warn later */ - if (err == 0 && device == 0) + if (err == 0 && dev->devno == 0) /* diagnostic fail : do nothing _YET_ */ - ap->link.device[device].horkage |= ATA_HORKAGE_DIAGNOSTIC; + dev->horkage |= ATA_HORKAGE_DIAGNOSTIC; else if (err == 1) /* do nothing */ ; - else if ((device == 0) && (err == 0x81)) + else if ((dev->devno == 0) && (err == 0x81)) /* do nothing */ ; else return ATA_DEV_NONE; @@ -3238,9 +3238,9 @@ void ata_bus_reset(struct ata_port *ap) /* * determine by signature whether we have ATA or ATAPI devices */ - device[0].class = ata_dev_try_classify(ap, 0, &err); + device[0].class = ata_dev_try_classify(&device[0], dev0, &err); if ((slave_possible) && (err != 0x81)) - device[1].class = ata_dev_try_classify(ap, 1, &err); + device[1].class = ata_dev_try_classify(&device[1], dev1, &err); /* is double-select really necessary? */ if (device[1].class != ATA_DEV_NONE) @@ -3479,9 +3479,11 @@ int ata_std_softreset(struct ata_link *link, unsigned int *classes, } /* determine by signature whether we have ATA or ATAPI devices */ - classes[0] = ata_dev_try_classify(ap, 0, &err); + classes[0] = ata_dev_try_classify(&link->device[0], + devmask & (1 << 0), &err); if (slave_possible && err != 0x81) - classes[1] = ata_dev_try_classify(ap, 1, &err); + classes[1] = ata_dev_try_classify(&link->device[1], + devmask & (1 << 1), &err); out: DPRINTK("EXIT, classes[0]=%u [1]=%u\n", classes[0], classes[1]); @@ -3600,7 +3602,7 @@ int sata_std_hardreset(struct ata_link *link, unsigned int *class, ap->ops->dev_select(ap, 0); /* probably unnecessary */ - *class = ata_dev_try_classify(ap, 0, NULL); + *class = ata_dev_try_classify(link->device, 1, NULL); DPRINTK("EXIT, class=%u\n", *class); return 0; diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c index 2153def3f34..941b72bec83 100644 --- a/drivers/ata/pata_scc.c +++ b/drivers/ata/pata_scc.c @@ -636,9 +636,11 @@ static int scc_std_softreset (struct ata_port *ap, unsigned int *classes, } /* determine by signature whether we have ATA or ATAPI devices */ - classes[0] = ata_dev_try_classify(ap, 0, &err); + classes[0] = ata_dev_try_classify(&ap->link.device[0], + devmask & (1 << 0), &err); if (slave_possible && err != 0x81) - classes[1] = ata_dev_try_classify(ap, 1, &err); + classes[1] = ata_dev_try_classify(&ap->link.device[1], + devmask & (1 << 1), &err); out: DPRINTK("EXIT, classes[0]=%u [1]=%u\n", classes[0], classes[1]); diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index 08077efa9af..4df8311968e 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -2248,7 +2248,7 @@ comreset_retry: */ /* finally, read device signature from TF registers */ - *class = ata_dev_try_classify(ap, 0, NULL); + *class = ata_dev_try_classify(ap->link.device, 1, NULL); writelfl(0, port_mmio + EDMA_ERR_IRQ_CAUSE_OFS); diff --git a/include/linux/libata.h b/include/linux/libata.h index 49da62d0c83..3ab2196c651 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -781,7 +781,8 @@ extern void ata_port_queue_task(struct ata_port *ap, work_func_t fn, extern u32 ata_wait_register(void __iomem *reg, u32 mask, u32 val, unsigned long interval_msec, unsigned long timeout_msec); -extern unsigned int ata_dev_try_classify(struct ata_port *, unsigned int, u8 *); +extern unsigned int ata_dev_try_classify(struct ata_device *dev, int present, + u8 *r_err); /* * Default driver ops implementations |