diff options
Diffstat (limited to 'drivers/ata')
31 files changed, 119 insertions, 40 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index fdc9bcb..5326af2 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -42,6 +42,7 @@ #include <linux/dma-mapping.h> #include <linux/device.h> #include <linux/dmi.h> +#include <linux/gfp.h> #include <scsi/scsi_host.h> #include <scsi/scsi_cmnd.h> #include <linux/libata.h> diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index c338066..83bc49f 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -90,6 +90,7 @@ #include <linux/blkdev.h> #include <linux/delay.h> #include <linux/device.h> +#include <linux/gfp.h> #include <scsi/scsi_host.h> #include <linux/libata.h> #include <linux/dmi.h> diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c index 292fdbc..7b5eea7 100644 --- a/drivers/ata/libata-acpi.c +++ b/drivers/ata/libata-acpi.c @@ -15,6 +15,7 @@ #include <linux/acpi.h> #include <linux/libata.h> #include <linux/pci.h> +#include <linux/slab.h> #include <scsi/scsi_device.h> #include "libata.h" diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 4a28420..49cffb6 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -58,6 +58,7 @@ #include <linux/io.h> #include <linux/async.h> #include <linux/log2.h> +#include <linux/slab.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> #include <scsi/scsi_host.h> @@ -1493,6 +1494,7 @@ static int ata_hpa_resize(struct ata_device *dev) { struct ata_eh_context *ehc = &dev->link->eh_context; int print_info = ehc->i.flags & ATA_EHI_PRINTINFO; + bool unlock_hpa = ata_ignore_hpa || dev->flags & ATA_DFLAG_UNLOCK_HPA; u64 sectors = ata_id_n_sectors(dev->id); u64 native_sectors; int rc; @@ -1509,7 +1511,7 @@ static int ata_hpa_resize(struct ata_device *dev) /* If device aborted the command or HPA isn't going to * be unlocked, skip HPA resizing. */ - if (rc == -EACCES || !ata_ignore_hpa) { + if (rc == -EACCES || !unlock_hpa) { ata_dev_printk(dev, KERN_WARNING, "HPA support seems " "broken, skipping HPA handling\n"); dev->horkage |= ATA_HORKAGE_BROKEN_HPA; @@ -1524,7 +1526,7 @@ static int ata_hpa_resize(struct ata_device *dev) dev->n_native_sectors = native_sectors; /* nothing to do? */ - if (native_sectors <= sectors || !ata_ignore_hpa) { + if (native_sectors <= sectors || !unlock_hpa) { if (!print_info || native_sectors == sectors) return 0; @@ -4185,36 +4187,51 @@ int ata_dev_revalidate(struct ata_device *dev, unsigned int new_class, goto fail; /* verify n_sectors hasn't changed */ - if (dev->class == ATA_DEV_ATA && n_sectors && - dev->n_sectors != n_sectors) { - ata_dev_printk(dev, KERN_WARNING, "n_sectors mismatch " - "%llu != %llu\n", - (unsigned long long)n_sectors, - (unsigned long long)dev->n_sectors); - /* - * Something could have caused HPA to be unlocked - * involuntarily. If n_native_sectors hasn't changed - * and the new size matches it, keep the device. - */ - if (dev->n_native_sectors == n_native_sectors && - dev->n_sectors > n_sectors && - dev->n_sectors == n_native_sectors) { - ata_dev_printk(dev, KERN_WARNING, - "new n_sectors matches native, probably " - "late HPA unlock, continuing\n"); - /* keep using the old n_sectors */ - dev->n_sectors = n_sectors; - } else { - /* restore original n_[native]_sectors and fail */ - dev->n_native_sectors = n_native_sectors; - dev->n_sectors = n_sectors; - rc = -ENODEV; - goto fail; - } + if (dev->class != ATA_DEV_ATA || !n_sectors || + dev->n_sectors == n_sectors) + return 0; + + /* n_sectors has changed */ + ata_dev_printk(dev, KERN_WARNING, "n_sectors mismatch %llu != %llu\n", + (unsigned long long)n_sectors, + (unsigned long long)dev->n_sectors); + + /* + * Something could have caused HPA to be unlocked + * involuntarily. If n_native_sectors hasn't changed and the + * new size matches it, keep the device. + */ + if (dev->n_native_sectors == n_native_sectors && + dev->n_sectors > n_sectors && dev->n_sectors == n_native_sectors) { + ata_dev_printk(dev, KERN_WARNING, + "new n_sectors matches native, probably " + "late HPA unlock, continuing\n"); + /* keep using the old n_sectors */ + dev->n_sectors = n_sectors; + return 0; } - return 0; + /* + * Some BIOSes boot w/o HPA but resume w/ HPA locked. Try + * unlocking HPA in those cases. + * + * https://bugzilla.kernel.org/show_bug.cgi?id=15396 + */ + if (dev->n_native_sectors == n_native_sectors && + dev->n_sectors < n_sectors && n_sectors == n_native_sectors && + !(dev->horkage & ATA_HORKAGE_BROKEN_HPA)) { + ata_dev_printk(dev, KERN_WARNING, + "old n_sectors matches native, probably " + "late HPA lock, will try to unlock HPA\n"); + /* try unlocking HPA */ + dev->flags |= ATA_DFLAG_UNLOCK_HPA; + rc = -EIO; + } else + rc = -ENODEV; + /* restore original n_[native_]sectors and fail */ + dev->n_native_sectors = n_native_sectors; + dev->n_sectors = n_sectors; fail: ata_dev_printk(dev, KERN_ERR, "revalidation failed (errno=%d)\n", rc); return rc; @@ -4353,6 +4370,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "HTS541080G9SA00", "MB4OC60D", ATA_HORKAGE_NONCQ, }, { "HTS541010G9SA00", "MBZOC60D", ATA_HORKAGE_NONCQ, }, + /* https://bugzilla.kernel.org/show_bug.cgi?id=15573 */ + { "C300-CTFDDAC128MAG", "0001", ATA_HORKAGE_NONCQ, }, + /* devices which puke on READ_NATIVE_MAX */ { "HDS724040KLSA80", "KFAOA20N", ATA_HORKAGE_BROKEN_HPA, }, { "WDC WD3200JD-00KLB0", "WD-WCAMR1130137", ATA_HORKAGE_BROKEN_HPA }, diff --git a/drivers/ata/libata-pmp.c b/drivers/ata/libata-pmp.c index 51f0ffb..00305f4 100644 --- a/drivers/ata/libata-pmp.c +++ b/drivers/ata/libata-pmp.c @@ -9,6 +9,7 @@ #include <linux/kernel.h> #include <linux/libata.h> +#include <linux/slab.h> #include "libata.h" const struct ata_port_operations sata_pmp_port_ops = { diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index bea003a..0088cde 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -33,6 +33,7 @@ * */ +#include <linux/slab.h> #include <linux/kernel.h> #include <linux/blkdev.h> #include <linux/spinlock.h> diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index 561dec2..e3877b6 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -33,6 +33,7 @@ */ #include <linux/kernel.h> +#include <linux/gfp.h> #include <linux/pci.h> #include <linux/libata.h> #include <linux/highmem.h> @@ -1667,6 +1668,7 @@ unsigned int ata_sff_host_intr(struct ata_port *ap, { struct ata_eh_info *ehi = &ap->link.eh_info; u8 status, host_stat = 0; + bool bmdma_stopped = false; VPRINTK("ata%u: protocol %d task_state %d\n", ap->print_id, qc->tf.protocol, ap->hsm_task_state); @@ -1699,6 +1701,7 @@ unsigned int ata_sff_host_intr(struct ata_port *ap, /* before we do anything else, clear DMA-Start bit */ ap->ops->bmdma_stop(qc); + bmdma_stopped = true; if (unlikely(host_stat & ATA_DMA_ERR)) { /* error when transfering data to/from memory */ @@ -1716,8 +1719,14 @@ unsigned int ata_sff_host_intr(struct ata_port *ap, /* check main status, clearing INTRQ if needed */ status = ata_sff_irq_status(ap); - if (status & ATA_BUSY) - goto idle_irq; + if (status & ATA_BUSY) { + if (bmdma_stopped) { + /* BMDMA engine is already stopped, we're screwed */ + qc->err_mask |= AC_ERR_HSM; + ap->hsm_task_state = HSM_ST_ERR; + } else + goto idle_irq; + } /* ack bmdma irq events */ ap->ops->sff_irq_clear(ap); @@ -1762,13 +1771,16 @@ EXPORT_SYMBOL_GPL(ata_sff_host_intr); irqreturn_t ata_sff_interrupt(int irq, void *dev_instance) { struct ata_host *host = dev_instance; + bool retried = false; unsigned int i; - unsigned int handled = 0, polling = 0; + unsigned int handled, idle, polling; unsigned long flags; /* TODO: make _irqsave conditional on x86 PCI IDE legacy mode */ spin_lock_irqsave(&host->lock, flags); +retry: + handled = idle = polling = 0; for (i = 0; i < host->n_ports; i++) { struct ata_port *ap = host->ports[i]; struct ata_queued_cmd *qc; @@ -1782,7 +1794,8 @@ irqreturn_t ata_sff_interrupt(int irq, void *dev_instance) handled |= ata_sff_host_intr(ap, qc); else polling |= 1 << i; - } + } else + idle |= 1 << i; } /* @@ -1790,7 +1803,9 @@ irqreturn_t ata_sff_interrupt(int irq, void *dev_instance) * asserting IRQ line, nobody cared will ensue. Check IRQ * pending status if available and clear spurious IRQ. */ - if (!handled) { + if (!handled && !retried) { + bool retry = false; + for (i = 0; i < host->n_ports; i++) { struct ata_port *ap = host->ports[i]; @@ -1801,12 +1816,23 @@ irqreturn_t ata_sff_interrupt(int irq, void *dev_instance) !ap->ops->sff_irq_check(ap)) continue; - if (printk_ratelimit()) - ata_port_printk(ap, KERN_INFO, - "clearing spurious IRQ\n"); + if (idle & (1 << i)) { + ap->ops->sff_check_status(ap); + ap->ops->sff_irq_clear(ap); + } else { + /* clear INTRQ and check if BUSY cleared */ + if (!(ap->ops->sff_check_status(ap) & ATA_BUSY)) + retry |= true; + /* + * With command in flight, we can't do + * sff_irq_clear() w/o racing with completion. + */ + } + } - ap->ops->sff_check_status(ap); - ap->ops->sff_irq_clear(ap); + if (retry) { + retried = true; + goto retry; } } diff --git a/drivers/ata/pata_acpi.c b/drivers/ata/pata_acpi.c index 8e5e132..1ea2be0 100644 --- a/drivers/ata/pata_acpi.c +++ b/drivers/ata/pata_acpi.c @@ -11,6 +11,7 @@ #include <linux/blkdev.h> #include <linux/delay.h> #include <linux/device.h> +#include <linux/gfp.h> #include <scsi/scsi_host.h> #include <acpi/acpi_bus.h> diff --git a/drivers/ata/pata_at32.c b/drivers/ata/pata_at32.c index 5c129f9..66ce6a5 100644 --- a/drivers/ata/pata_at32.c +++ b/drivers/ata/pata_at32.c @@ -18,6 +18,7 @@ #include <linux/delay.h> #include <linux/interrupt.h> #include <linux/irq.h> +#include <linux/slab.h> #include <scsi/scsi_host.h> #include <linux/ata.h> #include <linux/libata.h> diff --git a/drivers/ata/pata_at91.c b/drivers/ata/pata_at91.c index 376dd38..c6a946a 100644 --- a/drivers/ata/pata_at91.c +++ b/drivers/ata/pata_at91.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/blkdev.h> +#include <linux/gfp.h> #include <scsi/scsi_host.h> #include <linux/ata.h> #include <linux/clk.h> diff --git a/drivers/ata/pata_atp867x.c b/drivers/ata/pata_atp867x.c index 6fe7ded..bb6e074 100644 --- a/drivers/ata/pata_atp867x.c +++ b/drivers/ata/pata_atp867x.c @@ -33,6 +33,7 @@ #include <linux/blkdev.h> #include <linux/delay.h> #include <linux/device.h> +#include <linux/gfp.h> #include <scsi/scsi_host.h> #include <linux/libata.h> diff --git a/drivers/ata/pata_cmd640.c b/drivers/ata/pata_cmd640.c index 6cd5d5d..45896b3 100644 --- a/drivers/ata/pata_cmd640.c +++ b/drivers/ata/pata_cmd640.c @@ -18,6 +18,7 @@ #include <linux/init.h> #include <linux/blkdev.h> #include <linux/delay.h> +#include <linux/gfp.h> #include <scsi/scsi_host.h> #include <linux/libata.h> diff --git a/drivers/ata/pata_icside.c b/drivers/ata/pata_icside.c index b663b7f..fa812e2 100644 --- a/drivers/ata/pata_icside.c +++ b/drivers/ata/pata_icside.c @@ -2,6 +2,7 @@ #include <linux/module.h> #include <linux/init.h> #include <linux/blkdev.h> +#include <linux/gfp.h> #include <scsi/scsi_host.h> #include <linux/ata.h> #include <linux/libata.h> diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c index 9bde1cb..5cb286f 100644 --- a/drivers/ata/pata_it821x.c +++ b/drivers/ata/pata_it821x.c @@ -75,6 +75,7 @@ #include <linux/init.h> #include <linux/blkdev.h> #include <linux/delay.h> +#include <linux/slab.h> #include <scsi/scsi_host.h> #include <linux/libata.h> diff --git a/drivers/ata/pata_macio.c b/drivers/ata/pata_macio.c index 4cc7bbd..211b643 100644 --- a/drivers/ata/pata_macio.c +++ b/drivers/ata/pata_macio.c @@ -21,6 +21,7 @@ #include <linux/pmu.h> #include <linux/scatterlist.h> #include <linux/of.h> +#include <linux/gfp.h> #include <scsi/scsi.h> #include <scsi/scsi_host.h> diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c index 2bc2dbe..9f5b053 100644 --- a/drivers/ata/pata_mpc52xx.c +++ b/drivers/ata/pata_mpc52xx.c @@ -16,7 +16,7 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/slab.h> +#include <linux/gfp.h> #include <linux/delay.h> #include <linux/libata.h> #include <linux/of_platform.h> diff --git a/drivers/ata/pata_octeon_cf.c b/drivers/ata/pata_octeon_cf.c index 37ef416..005a444 100644 --- a/drivers/ata/pata_octeon_cf.c +++ b/drivers/ata/pata_octeon_cf.c @@ -13,6 +13,7 @@ #include <linux/module.h> #include <linux/libata.h> #include <linux/irq.h> +#include <linux/slab.h> #include <linux/platform_device.h> #include <linux/workqueue.h> #include <scsi/scsi_host.h> diff --git a/drivers/ata/pata_pcmcia.c b/drivers/ata/pata_pcmcia.c index 147de2f..3c3172d 100644 --- a/drivers/ata/pata_pcmcia.c +++ b/drivers/ata/pata_pcmcia.c @@ -29,6 +29,7 @@ #include <linux/init.h> #include <linux/blkdev.h> #include <linux/delay.h> +#include <linux/slab.h> #include <scsi/scsi_host.h> #include <linux/ata.h> #include <linux/libata.h> diff --git a/drivers/ata/pata_rb532_cf.c b/drivers/ata/pata_rb532_cf.c index 45f1e10..0ffd631 100644 --- a/drivers/ata/pata_rb532_cf.c +++ b/drivers/ata/pata_rb532_cf.c @@ -19,6 +19,7 @@ * */ +#include <linux/gfp.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/platform_device.h> diff --git a/drivers/ata/pata_rdc.c b/drivers/ata/pata_rdc.c index 237a24d..37092cf 100644 --- a/drivers/ata/pata_rdc.c +++ b/drivers/ata/pata_rdc.c @@ -28,6 +28,7 @@ #include <linux/blkdev.h> #include <linux/delay.h> #include <linux/device.h> +#include <linux/gfp.h> #include <scsi/scsi_host.h> #include <linux/libata.h> #include <linux/dmi.h> diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index 3059ec0..741e7cb 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c @@ -58,6 +58,7 @@ #include <linux/init.h> #include <linux/blkdev.h> #include <linux/delay.h> +#include <linux/gfp.h> #include <scsi/scsi_host.h> #include <linux/libata.h> #include <linux/dmi.h> @@ -576,6 +577,10 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id) u8 rev = isa->revision; pci_dev_put(isa); + if ((id->device == 0x0415 || id->device == 0x3164) && + (config->id != id->device)) + continue; + if (rev >= config->rev_min && rev <= config->rev_max) break; } @@ -677,6 +682,7 @@ static const struct pci_device_id via[] = { { PCI_VDEVICE(VIA, 0x3164), }, { PCI_VDEVICE(VIA, 0x5324), }, { PCI_VDEVICE(VIA, 0xC409), VIA_IDFLAG_SINGLE }, + { PCI_VDEVICE(VIA, 0x9001), VIA_IDFLAG_SINGLE }, { }, }; diff --git a/drivers/ata/pdc_adma.c b/drivers/ata/pdc_adma.c index 6c65b07..5904cfd 100644 --- a/drivers/ata/pdc_adma.c +++ b/drivers/ata/pdc_adma.c @@ -34,6 +34,7 @@ #include <linux/kernel.h> #include <linux/module.h> +#include <linux/gfp.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/blkdev.h> diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c index ce4136e..a69192b 100644 --- a/drivers/ata/sata_fsl.c +++ b/drivers/ata/sata_fsl.c @@ -18,6 +18,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/platform_device.h> +#include <linux/slab.h> #include <scsi/scsi_host.h> #include <scsi/scsi_cmnd.h> diff --git a/drivers/ata/sata_inic162x.c b/drivers/ata/sata_inic162x.c index 4406902..27dc6c8 100644 --- a/drivers/ata/sata_inic162x.c +++ b/drivers/ata/sata_inic162x.c @@ -39,6 +39,7 @@ * happy to assist. */ +#include <linux/gfp.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/pci.h> diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index df8ee32..71cc0d4 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -64,6 +64,7 @@ #include <linux/ata_platform.h> #include <linux/mbus.h> #include <linux/bitops.h> +#include <linux/gfp.h> #include <scsi/scsi_host.h> #include <scsi/scsi_cmnd.h> #include <scsi/scsi_device.h> diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c index 684fe04..2a98b09 100644 --- a/drivers/ata/sata_nv.c +++ b/drivers/ata/sata_nv.c @@ -38,6 +38,7 @@ #include <linux/kernel.h> #include <linux/module.h> +#include <linux/gfp.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/blkdev.h> diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c index 6330628..5356ec0 100644 --- a/drivers/ata/sata_promise.c +++ b/drivers/ata/sata_promise.c @@ -33,6 +33,7 @@ #include <linux/kernel.h> #include <linux/module.h> +#include <linux/gfp.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/blkdev.h> diff --git a/drivers/ata/sata_qstor.c b/drivers/ata/sata_qstor.c index 326c0cf..92ba45e 100644 --- a/drivers/ata/sata_qstor.c +++ b/drivers/ata/sata_qstor.c @@ -29,6 +29,7 @@ #include <linux/kernel.h> #include <linux/module.h> +#include <linux/gfp.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/blkdev.h> diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c index 1370df6..433b6b8 100644 --- a/drivers/ata/sata_sil24.c +++ b/drivers/ata/sata_sil24.c @@ -19,6 +19,7 @@ #include <linux/kernel.h> #include <linux/module.h> +#include <linux/gfp.h> #include <linux/pci.h> #include <linux/blkdev.h> #include <linux/delay.h> diff --git a/drivers/ata/sata_sx4.c b/drivers/ata/sata_sx4.c index bbcf970..232468f 100644 --- a/drivers/ata/sata_sx4.c +++ b/drivers/ata/sata_sx4.c @@ -81,6 +81,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/pci.h> +#include <linux/slab.h> #include <linux/init.h> #include <linux/blkdev.h> #include <linux/delay.h> diff --git a/drivers/ata/sata_uli.c b/drivers/ata/sata_uli.c index e5bff47..011e098 100644 --- a/drivers/ata/sata_uli.c +++ b/drivers/ata/sata_uli.c @@ -26,6 +26,7 @@ #include <linux/kernel.h> #include <linux/module.h> +#include <linux/gfp.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/blkdev.h> |
