diff options
Diffstat (limited to 'drivers/ata')
-rw-r--r-- | drivers/ata/ahci.c | 4 | ||||
-rw-r--r-- | drivers/ata/ahci_sunxi.c | 16 | ||||
-rw-r--r-- | drivers/ata/libata-core.c | 20 | ||||
-rw-r--r-- | drivers/ata/libata-eh.c | 7 | ||||
-rw-r--r-- | drivers/ata/libata-scsi.c | 50 | ||||
-rw-r--r-- | drivers/ata/libata-transport.c | 1 | ||||
-rw-r--r-- | drivers/ata/sata_fsl.c | 2 | ||||
-rw-r--r-- | drivers/ata/sata_nv.c | 2 |
8 files changed, 74 insertions, 28 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index e45f83789809..49f1e6890587 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -321,6 +321,9 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x8c87), board_ahci }, /* 9 Series RAID */ { PCI_VDEVICE(INTEL, 0x8c8e), board_ahci }, /* 9 Series RAID */ { PCI_VDEVICE(INTEL, 0x8c8f), board_ahci }, /* 9 Series RAID */ + { PCI_VDEVICE(INTEL, 0x9d03), board_ahci }, /* Sunrise Point-LP AHCI */ + { PCI_VDEVICE(INTEL, 0x9d05), board_ahci }, /* Sunrise Point-LP RAID */ + { PCI_VDEVICE(INTEL, 0x9d07), board_ahci }, /* Sunrise Point-LP RAID */ { PCI_VDEVICE(INTEL, 0xa103), board_ahci }, /* Sunrise Point-H AHCI */ { PCI_VDEVICE(INTEL, 0xa103), board_ahci }, /* Sunrise Point-H RAID */ { PCI_VDEVICE(INTEL, 0xa105), board_ahci }, /* Sunrise Point-H RAID */ @@ -492,6 +495,7 @@ static const struct pci_device_id ahci_pci_tbl[] = { * enabled. https://bugzilla.kernel.org/show_bug.cgi?id=60731 */ { PCI_VDEVICE(SAMSUNG, 0x1600), board_ahci_nomsi }, + { PCI_VDEVICE(SAMSUNG, 0xa800), board_ahci_nomsi }, /* Enmotus */ { PCI_DEVICE(0x1c44, 0x8000), board_ahci }, diff --git a/drivers/ata/ahci_sunxi.c b/drivers/ata/ahci_sunxi.c index e44d675a30ec..b5aedca5ea3c 100644 --- a/drivers/ata/ahci_sunxi.c +++ b/drivers/ata/ahci_sunxi.c @@ -27,6 +27,12 @@ #include <linux/regulator/consumer.h> #include "ahci.h" +/* Insmod parameters */ +static bool enable_pmp; +module_param(enable_pmp, bool, 0); +MODULE_PARM_DESC(enable_pmp, + "Enable support for sata port multipliers, only use if you use a pmp!"); + #define AHCI_BISTAFR 0x00a0 #define AHCI_BISTCR 0x00a4 #define AHCI_BISTFCTR 0x00a8 @@ -184,7 +190,15 @@ static int ahci_sunxi_probe(struct platform_device *pdev) goto disable_resources; hpriv->flags = AHCI_HFLAG_32BIT_ONLY | AHCI_HFLAG_NO_MSI | - AHCI_HFLAG_NO_PMP | AHCI_HFLAG_YES_NCQ; + AHCI_HFLAG_YES_NCQ; + + /* + * The sunxi sata controller seems to be unable to successfully do a + * soft reset if no pmp is attached, so disable pmp use unless + * requested, otherwise directly attached disks do not work. + */ + if (!enable_pmp) + hpriv->flags |= AHCI_HFLAG_NO_PMP; rc = ahci_platform_init_host(pdev, hpriv, &ahci_sunxi_port_info); if (rc) diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index c5ba15af87d3..5c84fb5c3372 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -1043,8 +1043,8 @@ const char *sata_spd_string(unsigned int spd) * None. * * RETURNS: - * Device type, %ATA_DEV_ATA, %ATA_DEV_ATAPI, %ATA_DEV_PMP or - * %ATA_DEV_UNKNOWN the event of failure. + * Device type, %ATA_DEV_ATA, %ATA_DEV_ATAPI, %ATA_DEV_PMP, + * %ATA_DEV_ZAC, or %ATA_DEV_UNKNOWN the event of failure. */ unsigned int ata_dev_classify(const struct ata_taskfile *tf) { @@ -1089,6 +1089,11 @@ unsigned int ata_dev_classify(const struct ata_taskfile *tf) return ATA_DEV_SEMB; } + if ((tf->lbam == 0xcd) && (tf->lbah == 0xab)) { + DPRINTK("found ZAC device by sig\n"); + return ATA_DEV_ZAC; + } + DPRINTK("unknown device\n"); return ATA_DEV_UNKNOWN; } @@ -1329,7 +1334,7 @@ static int ata_hpa_resize(struct ata_device *dev) int rc; /* do we need to do it? */ - if (dev->class != ATA_DEV_ATA || + if ((dev->class != ATA_DEV_ATA && dev->class != ATA_DEV_ZAC) || !ata_id_has_lba(dev->id) || !ata_id_hpa_enabled(dev->id) || (dev->horkage & ATA_HORKAGE_BROKEN_HPA)) return 0; @@ -1889,6 +1894,7 @@ retry: case ATA_DEV_SEMB: class = ATA_DEV_ATA; /* some hard drives report SEMB sig */ case ATA_DEV_ATA: + case ATA_DEV_ZAC: tf.command = ATA_CMD_ID_ATA; break; case ATA_DEV_ATAPI: @@ -1980,7 +1986,7 @@ retry: rc = -EINVAL; reason = "device reports invalid type"; - if (class == ATA_DEV_ATA) { + if (class == ATA_DEV_ATA || class == ATA_DEV_ZAC) { if (!ata_id_is_ata(id) && !ata_id_is_cfa(id)) goto err_out; if (ap->host->flags & ATA_HOST_IGNORE_ATA && @@ -2015,7 +2021,8 @@ retry: goto retry; } - if ((flags & ATA_READID_POSTRESET) && class == ATA_DEV_ATA) { + if ((flags & ATA_READID_POSTRESET) && + (class == ATA_DEV_ATA || class == ATA_DEV_ZAC)) { /* * The exact sequence expected by certain pre-ATA4 drives is: * SRST RESET @@ -2280,7 +2287,7 @@ int ata_dev_configure(struct ata_device *dev) sizeof(modelbuf)); /* ATA-specific feature tests */ - if (dev->class == ATA_DEV_ATA) { + if (dev->class == ATA_DEV_ATA || dev->class == ATA_DEV_ZAC) { if (ata_id_is_cfa(id)) { /* CPRM may make this media unusable */ if (id[ATA_ID_CFA_KEY_MGMT] & 1) @@ -4033,6 +4040,7 @@ int ata_dev_revalidate(struct ata_device *dev, unsigned int new_class, if (ata_class_enabled(new_class) && new_class != ATA_DEV_ATA && new_class != ATA_DEV_ATAPI && + new_class != ATA_DEV_ZAC && new_class != ATA_DEV_SEMB) { ata_dev_info(dev, "class mismatch %u != %u\n", dev->class, new_class); diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index dad83df555c4..3dbec8954c86 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -1809,6 +1809,7 @@ static unsigned int ata_eh_analyze_tf(struct ata_queued_cmd *qc, switch (qc->dev->class) { case ATA_DEV_ATA: + case ATA_DEV_ZAC: if (err & ATA_ICRC) qc->err_mask |= AC_ERR_ATA_BUS; if (err & (ATA_UNC | ATA_AMNF)) @@ -3792,7 +3793,8 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset, struct ata_eh_context *ehc = &link->eh_context; unsigned long tmp; - if (dev->class != ATA_DEV_ATA) + if (dev->class != ATA_DEV_ATA && + dev->class != ATA_DEV_ZAC) continue; if (!(ehc->i.dev_action[dev->devno] & ATA_EH_PARK)) @@ -3873,7 +3875,8 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset, /* retry flush if necessary */ ata_for_each_dev(dev, link, ALL) { - if (dev->class != ATA_DEV_ATA) + if (dev->class != ATA_DEV_ATA && + dev->class != ATA_DEV_ZAC) continue; rc = ata_eh_maybe_retry_flush(dev); if (rc) diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 0586f66d70fa..e364e86e84d7 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -235,7 +235,8 @@ static ssize_t ata_scsi_park_store(struct device *device, rc = -ENODEV; goto unlock; } - if (dev->class != ATA_DEV_ATA) { + if (dev->class != ATA_DEV_ATA && + dev->class != ATA_DEV_ZAC) { rc = -EOPNOTSUPP; goto unlock; } @@ -1164,7 +1165,7 @@ static int ata_scsi_dev_config(struct scsi_device *sdev, depth = min(sdev->host->can_queue, ata_id_queue_depth(dev->id)); depth = min(ATA_MAX_QUEUE - 1, depth); - scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, depth); + scsi_change_queue_depth(sdev, depth); } blk_queue_flush_queueable(q, false); @@ -1243,21 +1244,17 @@ void ata_scsi_slave_destroy(struct scsi_device *sdev) * @ap: ATA port to which the device change the queue depth * @sdev: SCSI device to configure queue depth for * @queue_depth: new queue depth - * @reason: calling context * * libsas and libata have different approaches for associating a sdev to * its ata_port. * */ int __ata_change_queue_depth(struct ata_port *ap, struct scsi_device *sdev, - int queue_depth, int reason) + int queue_depth) { struct ata_device *dev; unsigned long flags; - if (reason != SCSI_QDEPTH_DEFAULT) - return -EOPNOTSUPP; - if (queue_depth < 1 || queue_depth == sdev->queue_depth) return sdev->queue_depth; @@ -1282,15 +1279,13 @@ int __ata_change_queue_depth(struct ata_port *ap, struct scsi_device *sdev, if (sdev->queue_depth == queue_depth) return -EINVAL; - scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, queue_depth); - return queue_depth; + return scsi_change_queue_depth(sdev, queue_depth); } /** * ata_scsi_change_queue_depth - SCSI callback for queue depth config * @sdev: SCSI device to configure queue depth for * @queue_depth: new queue depth - * @reason: calling context * * This is libata standard hostt->change_queue_depth callback. * SCSI will call into this callback when user tries to set queue @@ -1302,12 +1297,11 @@ int __ata_change_queue_depth(struct ata_port *ap, struct scsi_device *sdev, * RETURNS: * Newly configured queue depth. */ -int ata_scsi_change_queue_depth(struct scsi_device *sdev, int queue_depth, - int reason) +int ata_scsi_change_queue_depth(struct scsi_device *sdev, int queue_depth) { struct ata_port *ap = ata_shost_to_port(sdev->host); - return __ata_change_queue_depth(ap, sdev, queue_depth, reason); + return __ata_change_queue_depth(ap, sdev, queue_depth); } /** @@ -1968,6 +1962,7 @@ static void ata_scsi_rbuf_fill(struct ata_scsi_args *args, static unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf) { const u8 versions[] = { + 0x00, 0x60, /* SAM-3 (no version claimed) */ 0x03, @@ -1976,6 +1971,20 @@ static unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf) 0x02, 0x60 /* SPC-3 (no version claimed) */ }; + const u8 versions_zbc[] = { + 0x00, + 0xA0, /* SAM-5 (no version claimed) */ + + 0x04, + 0xC0, /* SBC-3 (no version claimed) */ + + 0x04, + 0x60, /* SPC-4 (no version claimed) */ + + 0x60, + 0x20, /* ZBC (no version claimed) */ + }; + u8 hdr[] = { TYPE_DISK, 0, @@ -1990,6 +1999,11 @@ static unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf) if (ata_id_removeable(args->id)) hdr[1] |= (1 << 7); + if (args->dev->class == ATA_DEV_ZAC) { + hdr[0] = TYPE_ZBC; + hdr[2] = 0x6; /* ZBC is defined in SPC-4 */ + } + memcpy(rbuf, hdr, sizeof(hdr)); memcpy(&rbuf[8], "ATA ", 8); ata_id_string(args->id, &rbuf[16], ATA_ID_PROD, 16); @@ -2002,7 +2016,10 @@ static unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf) if (rbuf[32] == 0 || rbuf[32] == ' ') memcpy(&rbuf[32], "n/a ", 4); - memcpy(rbuf + 59, versions, sizeof(versions)); + if (args->dev->class == ATA_DEV_ZAC) + memcpy(rbuf + 58, versions_zbc, sizeof(versions_zbc)); + else + memcpy(rbuf + 58, versions, sizeof(versions)); return 0; } @@ -2571,7 +2588,6 @@ static void atapi_request_sense(struct ata_queued_cmd *qc) DPRINTK("ATAPI request sense\n"); - /* FIXME: is this needed? */ memset(cmd->sense_buffer, 0, SCSI_SENSE_BUFFERSIZE); #ifdef CONFIG_ATA_SFF @@ -3412,7 +3428,7 @@ static inline int __ata_scsi_queuecmd(struct scsi_cmnd *scmd, ata_xlat_func_t xlat_func; int rc = 0; - if (dev->class == ATA_DEV_ATA) { + if (dev->class == ATA_DEV_ATA || dev->class == ATA_DEV_ZAC) { if (unlikely(!scmd->cmd_len || scmd->cmd_len > dev->cdb_len)) goto bad_cdb_len; @@ -3570,7 +3586,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd) ata_scsi_rbuf_fill(&args, ata_scsiop_read_cap); break; - case SERVICE_ACTION_IN: + case SERVICE_ACTION_IN_16: if ((scsicmd[1] & 0x1f) == SAI_READ_CAPACITY_16) ata_scsi_rbuf_fill(&args, ata_scsiop_read_cap); else diff --git a/drivers/ata/libata-transport.c b/drivers/ata/libata-transport.c index e37413228228..3227b7c8a05f 100644 --- a/drivers/ata/libata-transport.c +++ b/drivers/ata/libata-transport.c @@ -143,6 +143,7 @@ static struct { { ATA_DEV_PMP_UNSUP, "pmp" }, { ATA_DEV_SEMB, "semb" }, { ATA_DEV_SEMB_UNSUP, "semb" }, + { ATA_DEV_ZAC, "zac" }, { ATA_DEV_NONE, "none" } }; ata_bitfield_name_search(class, ata_class_names) diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c index 07bc7e4dbd04..65071591b143 100644 --- a/drivers/ata/sata_fsl.c +++ b/drivers/ata/sata_fsl.c @@ -1488,7 +1488,7 @@ static int sata_fsl_probe(struct platform_device *ofdev) host_priv->csr_base = csr_base; irq = irq_of_parse_and_map(ofdev->dev.of_node, 0); - if (irq < 0) { + if (!irq) { dev_err(&ofdev->dev, "invalid irq from platform\n"); goto error_exit_with_cleanup; } diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c index cdf99fac139a..1db6f5ce5e89 100644 --- a/drivers/ata/sata_nv.c +++ b/drivers/ata/sata_nv.c @@ -1951,7 +1951,7 @@ static int nv_swncq_slave_config(struct scsi_device *sdev) ata_id_c_string(dev->id, model_num, ATA_ID_PROD, sizeof(model_num)); if (strncmp(model_num, "Maxtor", 6) == 0) { - ata_scsi_change_queue_depth(sdev, 1, SCSI_QDEPTH_DEFAULT); + ata_scsi_change_queue_depth(sdev, 1); ata_dev_notice(dev, "Disabling SWNCQ mode (depth %x)\n", sdev->queue_depth); } |