diff options
Diffstat (limited to 'drivers/ata/libata-scsi.c')
-rw-r--r-- | drivers/ata/libata-scsi.c | 81 |
1 files changed, 60 insertions, 21 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 1fb4611f7eeb..1b84d5526d77 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -234,11 +234,20 @@ static void ata_scsi_set_invalid_parameter(struct ata_device *dev, field, 0xff, 0); } -struct device_attribute *ata_common_sdev_attrs[] = { - &dev_attr_unload_heads, +static struct attribute *ata_common_sdev_attrs[] = { + &dev_attr_unload_heads.attr, NULL }; -EXPORT_SYMBOL_GPL(ata_common_sdev_attrs); + +static const struct attribute_group ata_common_sdev_attr_group = { + .attrs = ata_common_sdev_attrs +}; + +const struct attribute_group *ata_common_sdev_groups[] = { + &ata_common_sdev_attr_group, + NULL +}; +EXPORT_SYMBOL_GPL(ata_common_sdev_groups); /** * ata_std_bios_param - generic bios head/sector/cylinder calculator used by sd. @@ -634,7 +643,7 @@ static struct ata_queued_cmd *ata_scsi_qc_new(struct ata_device *dev, qc = ata_qc_new_init(dev, scsi_cmd_to_rq(cmd)->tag); if (qc) { qc->scsicmd = cmd; - qc->scsidone = cmd->scsi_done; + qc->scsidone = scsi_done; qc->sg = scsi_sglist(cmd); qc->n_elem = scsi_sg_count(cmd); @@ -643,7 +652,7 @@ static struct ata_queued_cmd *ata_scsi_qc_new(struct ata_device *dev, qc->flags |= ATA_QCFLAG_QUIET; } else { cmd->result = (DID_OK << 16) | SAM_STAT_TASK_SET_FULL; - cmd->scsi_done(cmd); + scsi_done(cmd); } return qc; @@ -1738,14 +1747,14 @@ static int ata_scsi_translate(struct ata_device *dev, struct scsi_cmnd *cmd, early_finish: ata_qc_free(qc); - cmd->scsi_done(cmd); + scsi_done(cmd); DPRINTK("EXIT - early finish (good or error)\n"); return 0; err_did: ata_qc_free(qc); cmd->result = (DID_ERROR << 16); - cmd->scsi_done(cmd); + scsi_done(cmd); err_mem: DPRINTK("EXIT - internal\n"); return 0; @@ -1895,7 +1904,7 @@ static unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf) */ static unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf) { - int num_pages; + int i, num_pages = 0; static const u8 pages[] = { 0x00, /* page 0x00, this page */ 0x80, /* page 0x80, unit serial no page */ @@ -1905,13 +1914,17 @@ static unsigned int ata_scsiop_inq_00(struct ata_scsi_args *args, u8 *rbuf) 0xb1, /* page 0xb1, block device characteristics page */ 0xb2, /* page 0xb2, thin provisioning page */ 0xb6, /* page 0xb6, zoned block device characteristics */ + 0xb9, /* page 0xb9, concurrent positioning ranges */ }; - num_pages = sizeof(pages); - if (!(args->dev->flags & ATA_DFLAG_ZAC)) - num_pages--; + for (i = 0; i < sizeof(pages); i++) { + if (pages[i] == 0xb6 && + !(args->dev->flags & ATA_DFLAG_ZAC)) + continue; + rbuf[num_pages + 4] = pages[i]; + num_pages++; + } rbuf[3] = num_pages; /* number of supported VPD pages */ - memcpy(rbuf + 4, pages, num_pages); return 0; } @@ -2121,6 +2134,26 @@ static unsigned int ata_scsiop_inq_b6(struct ata_scsi_args *args, u8 *rbuf) return 0; } +static unsigned int ata_scsiop_inq_b9(struct ata_scsi_args *args, u8 *rbuf) +{ + struct ata_cpr_log *cpr_log = args->dev->cpr_log; + u8 *desc = &rbuf[64]; + int i; + + /* SCSI Concurrent Positioning Ranges VPD page: SBC-5 rev 1 or later */ + rbuf[1] = 0xb9; + put_unaligned_be16(64 + (int)cpr_log->nr_cpr * 32 - 4, &rbuf[3]); + + for (i = 0; i < cpr_log->nr_cpr; i++, desc += 32) { + desc[0] = cpr_log->cpr[i].num; + desc[1] = cpr_log->cpr[i].num_storage_elements; + put_unaligned_be64(cpr_log->cpr[i].start_lba, &desc[8]); + put_unaligned_be64(cpr_log->cpr[i].num_lbas, &desc[16]); + } + + return 0; +} + /** * modecpy - Prepare response for MODE SENSE * @dest: output buffer @@ -2981,7 +3014,7 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc) ata_qc_set_pc_nbytes(qc); /* We may not issue DMA commands if no DMA mode is set */ - if (tf->protocol == ATA_PROT_DMA && dev->dma_mode == 0) { + if (tf->protocol == ATA_PROT_DMA && !ata_dma_enabled(dev)) { fp = 1; goto invalid_fld; } @@ -3131,7 +3164,7 @@ static unsigned int ata_scsi_write_same_xlat(struct ata_queued_cmd *qc) u8 unmap = cdb[1] & 0x8; /* we may not issue DMA commands if no DMA mode is set */ - if (unlikely(!dev->dma_mode)) + if (unlikely(!ata_dma_enabled(dev))) goto invalid_opcode; /* @@ -4018,7 +4051,7 @@ int __ata_scsi_queuecmd(struct scsi_cmnd *scmd, struct ata_device *dev) DPRINTK("bad CDB len=%u, scsi_op=0x%02x, max=%u\n", scmd->cmd_len, scsi_op, dev->cdb_len); scmd->result = DID_ERROR << 16; - scmd->scsi_done(scmd); + scsi_done(scmd); return 0; } @@ -4060,7 +4093,7 @@ int ata_scsi_queuecmd(struct Scsi_Host *shost, struct scsi_cmnd *cmd) rc = __ata_scsi_queuecmd(cmd, dev); else { cmd->result = (DID_BAD_TARGET << 16); - cmd->scsi_done(cmd); + scsi_done(cmd); } spin_unlock_irqrestore(ap->lock, irq_flags); @@ -4120,11 +4153,17 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd) ata_scsi_rbuf_fill(&args, ata_scsiop_inq_b2); break; case 0xb6: - if (dev->flags & ATA_DFLAG_ZAC) { + if (dev->flags & ATA_DFLAG_ZAC) ata_scsi_rbuf_fill(&args, ata_scsiop_inq_b6); - break; - } - fallthrough; + else + ata_scsi_set_invalid_field(dev, cmd, 2, 0xff); + break; + case 0xb9: + if (dev->cpr_log) + ata_scsi_rbuf_fill(&args, ata_scsiop_inq_b9); + else + ata_scsi_set_invalid_field(dev, cmd, 2, 0xff); + break; default: ata_scsi_set_invalid_field(dev, cmd, 2, 0xff); break; @@ -4188,7 +4227,7 @@ void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd) break; } - cmd->scsi_done(cmd); + scsi_done(cmd); } int ata_scsi_add_hosts(struct ata_host *host, struct scsi_host_template *sht) |