diff options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/ahci.c | 20 | ||||
| -rw-r--r-- | drivers/ata/ahci_imx.c | 3 | ||||
| -rw-r--r-- | drivers/ata/ahci_platform.c | 1 | ||||
| -rw-r--r-- | drivers/ata/libata-core.c | 22 | ||||
| -rw-r--r-- | drivers/ata/libata-scsi.c | 22 | ||||
| -rw-r--r-- | drivers/ata/libata-zpodd.c | 4 | ||||
| -rw-r--r-- | drivers/ata/pata_arasan_cf.c | 1 |
7 files changed, 56 insertions, 17 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index e2903d03180e..c0ed4f273cf2 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -435,6 +435,8 @@ static const struct pci_device_id ahci_pci_tbl[] = { .driver_data = board_ahci_yes_fbs }, /* 88se9172 on some Gigabyte */ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x91a3), .driver_data = board_ahci_yes_fbs }, + { PCI_DEVICE(PCI_VENDOR_ID_MARVELL_EXT, 0x9230), + .driver_data = board_ahci_yes_fbs }, /* Promise */ { PCI_VDEVICE(PROMISE, 0x3f20), board_ahci }, /* PDC42819 */ @@ -1236,15 +1238,6 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) if (rc) return rc; - /* AHCI controllers often implement SFF compatible interface. - * Grab all PCI BARs just in case. - */ - rc = pcim_iomap_regions_request_all(pdev, 1 << ahci_pci_bar, DRV_NAME); - if (rc == -EBUSY) - pcim_pin_device(pdev); - if (rc) - return rc; - if (pdev->vendor == PCI_VENDOR_ID_INTEL && (pdev->device == 0x2652 || pdev->device == 0x2653)) { u8 map; @@ -1261,6 +1254,15 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) } } + /* AHCI controllers often implement SFF compatible interface. + * Grab all PCI BARs just in case. + */ + rc = pcim_iomap_regions_request_all(pdev, 1 << ahci_pci_bar, DRV_NAME); + if (rc == -EBUSY) + pcim_pin_device(pdev); + if (rc) + return rc; + hpriv = devm_kzalloc(dev, sizeof(*hpriv), GFP_KERNEL); if (!hpriv) return -ENOMEM; diff --git a/drivers/ata/ahci_imx.c b/drivers/ata/ahci_imx.c index ae2d73fe321e..3e23e9941dad 100644 --- a/drivers/ata/ahci_imx.c +++ b/drivers/ata/ahci_imx.c @@ -113,7 +113,7 @@ static int imx6q_sata_init(struct device *dev, void __iomem *mmio) /* * set PHY Paremeters, two steps to configure the GPR13, * one write for rest of parameters, mask of first write - * is 0x07fffffd, and the other one write for setting + * is 0x07ffffff, and the other one write for setting * the mpll_clk_en. */ regmap_update_bits(imxpriv->gpr, 0x34, IMX6Q_GPR13_SATA_RX_EQ_VAL_MASK @@ -124,6 +124,7 @@ static int imx6q_sata_init(struct device *dev, void __iomem *mmio) | IMX6Q_GPR13_SATA_TX_ATTEN_MASK | IMX6Q_GPR13_SATA_TX_BOOST_MASK | IMX6Q_GPR13_SATA_TX_LVL_MASK + | IMX6Q_GPR13_SATA_MPLL_CLK_EN | IMX6Q_GPR13_SATA_TX_EDGE_RATE , IMX6Q_GPR13_SATA_RX_EQ_VAL_3_0_DB | IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA2M diff --git a/drivers/ata/ahci_platform.c b/drivers/ata/ahci_platform.c index f9554318504f..4b231baceb09 100644 --- a/drivers/ata/ahci_platform.c +++ b/drivers/ata/ahci_platform.c @@ -329,6 +329,7 @@ static SIMPLE_DEV_PM_OPS(ahci_pm_ops, ahci_suspend, ahci_resume); static const struct of_device_id ahci_of_match[] = { { .compatible = "snps,spear-ahci", }, { .compatible = "snps,exynos5440-ahci", }, + { .compatible = "ibm,476gtr-ahci", }, {}, }; MODULE_DEVICE_TABLE(of, ahci_of_match); diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 81a94a3919db..1393a5890ed5 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -2149,9 +2149,16 @@ static int ata_dev_config_ncq(struct ata_device *dev, "failed to get NCQ Send/Recv Log Emask 0x%x\n", err_mask); } else { + u8 *cmds = dev->ncq_send_recv_cmds; + dev->flags |= ATA_DFLAG_NCQ_SEND_RECV; - memcpy(dev->ncq_send_recv_cmds, ap->sector_buf, - ATA_LOG_NCQ_SEND_RECV_SIZE); + memcpy(cmds, ap->sector_buf, ATA_LOG_NCQ_SEND_RECV_SIZE); + + if (dev->horkage & ATA_HORKAGE_NO_NCQ_TRIM) { + ata_dev_dbg(dev, "disabling queued TRIM support\n"); + cmds[ATA_LOG_NCQ_SEND_RECV_DSM_OFFSET] &= + ~ATA_LOG_NCQ_SEND_RECV_DSM_TRIM; + } } } @@ -4156,6 +4163,9 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "ST3320[68]13AS", "SD1[5-9]", ATA_HORKAGE_NONCQ | ATA_HORKAGE_FIRMWARE_WARN }, + /* Seagate Momentus SpinPoint M8 seem to have FPMDA_AA issues */ + { "ST1000LM024 HN-M101MBB", "2AR10001", ATA_HORKAGE_BROKEN_FPDMA_AA }, + /* Blacklist entries taken from Silicon Image 3124/3132 Windows driver .inf file - also several Linux problem reports */ { "HTS541060G9SA00", "MB3OC60D", ATA_HORKAGE_NONCQ, }, @@ -4202,6 +4212,10 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "PIONEER DVD-RW DVR-212D", NULL, ATA_HORKAGE_NOSETXFER }, { "PIONEER DVD-RW DVR-216D", NULL, ATA_HORKAGE_NOSETXFER }, + /* devices that don't properly handle queued TRIM commands */ + { "Micron_M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, + { "Crucial_CT???M500SSD1", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, + /* End Marker */ { } }; @@ -6304,10 +6318,9 @@ static void ata_port_detach(struct ata_port *ap) for (i = 0; i < SATA_PMP_MAX_PORTS; i++) ata_tlink_delete(&ap->pmp_link[i]); } - ata_tport_delete(ap); - /* remove the associated SCSI host */ scsi_remove_host(ap->scsi_host); + ata_tport_delete(ap); } /** @@ -6520,6 +6533,7 @@ static int __init ata_parse_force_one(char **cur, { "norst", .lflags = ATA_LFLAG_NO_HRST | ATA_LFLAG_NO_SRST }, { "rstonce", .lflags = ATA_LFLAG_RST_ONCE }, { "atapi_dmadir", .horkage_on = ATA_HORKAGE_ATAPI_DMADIR }, + { "disable", .horkage_on = ATA_HORKAGE_DISABLE }, }; char *start = *cur, *p = *cur; char *id, *val, *endp; diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index db6dfcfa3e2e..377eb889f555 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -3625,6 +3625,7 @@ int ata_scsi_add_hosts(struct ata_host *host, struct scsi_host_template *sht) shost->max_lun = 1; shost->max_channel = 1; shost->max_cmd_len = 16; + shost->no_write_same = 1; /* Schedule policy is determined by ->qc_defer() * callback and it needs to see every deferred qc. @@ -3871,6 +3872,27 @@ void ata_scsi_hotplug(struct work_struct *work) return; } + /* + * XXX - UGLY HACK + * + * The block layer suspend/resume path is fundamentally broken due + * to freezable kthreads and workqueue and may deadlock if a block + * device gets removed while resume is in progress. I don't know + * what the solution is short of removing freezable kthreads and + * workqueues altogether. + * + * The following is an ugly hack to avoid kicking off device + * removal while freezer is active. This is a joke but does avoid + * this particular deadlock scenario. + * + * https://bugzilla.kernel.org/show_bug.cgi?id=62801 + * http://marc.info/?l=linux-kernel&m=138695698516487 + */ +#ifdef CONFIG_FREEZER + while (pm_freezing) + msleep(10); +#endif + DPRINTK("ENTER\n"); mutex_lock(&ap->scsi_scan_mutex); diff --git a/drivers/ata/libata-zpodd.c b/drivers/ata/libata-zpodd.c index 68f9e3293e9c..88949c6d55dd 100644 --- a/drivers/ata/libata-zpodd.c +++ b/drivers/ata/libata-zpodd.c @@ -88,15 +88,13 @@ static enum odd_mech_type zpodd_get_mech_type(struct ata_device *dev) static bool odd_can_poweroff(struct ata_device *ata_dev) { acpi_handle handle; - acpi_status status; struct acpi_device *acpi_dev; handle = ata_dev_acpi_handle(ata_dev); if (!handle) return false; - status = acpi_bus_get_device(handle, &acpi_dev); - if (ACPI_FAILURE(status)) + if (acpi_bus_get_device(handle, &acpi_dev)) return false; return acpi_device_can_poweroff(acpi_dev); diff --git a/drivers/ata/pata_arasan_cf.c b/drivers/ata/pata_arasan_cf.c index e88690ebfd82..73492dd4a4bc 100644 --- a/drivers/ata/pata_arasan_cf.c +++ b/drivers/ata/pata_arasan_cf.c @@ -319,6 +319,7 @@ static int cf_init(struct arasan_cf_dev *acdev) ret = clk_set_rate(acdev->clk, 166000000); if (ret) { dev_warn(acdev->host->dev, "clock set rate failed"); + clk_disable_unprepare(acdev->clk); return ret; } |