libata: Implement ZBC OUT translation
ZAC drives implement a 'ZAC Management Out' command template, which maps onto the ZBC OUT command. Signed-off-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Tejun Heo <tj@kernel.org>
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@ -2483,6 +2483,7 @@ const char *ata_get_cmd_descript(u8 command)
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{ ATA_CMD_REQ_SENSE_DATA, "REQUEST SENSE DATA EXT" },
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{ ATA_CMD_SANITIZE_DEVICE, "SANITIZE DEVICE" },
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{ ATA_CMD_ZAC_MGMT_IN, "ZAC MANAGEMENT IN" },
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{ ATA_CMD_ZAC_MGMT_OUT, "ZAC MANAGEMENT OUT" },
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{ ATA_CMD_READ_LONG, "READ LONG (with retries)" },
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{ ATA_CMD_READ_LONG_ONCE, "READ LONG (without retries)" },
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{ ATA_CMD_WRITE_LONG, "WRITE LONG (with retries)" },
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@ -3471,6 +3471,70 @@ static unsigned int ata_scsi_zbc_in_xlat(struct ata_queued_cmd *qc)
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return 1;
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}
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static unsigned int ata_scsi_zbc_out_xlat(struct ata_queued_cmd *qc)
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{
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struct ata_taskfile *tf = &qc->tf;
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struct scsi_cmnd *scmd = qc->scsicmd;
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struct ata_device *dev = qc->dev;
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const u8 *cdb = scmd->cmnd;
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u8 reset_all, sa;
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u64 block;
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u32 n_block;
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u16 fp = (u16)-1;
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if (unlikely(scmd->cmd_len < 16)) {
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fp = 15;
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goto invalid_fld;
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}
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sa = cdb[1] & 0x1f;
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if ((sa != ZO_CLOSE_ZONE) && (sa != ZO_FINISH_ZONE) &&
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(sa != ZO_OPEN_ZONE) && (sa != ZO_RESET_WRITE_POINTER)) {
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fp = 1;
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goto invalid_fld;
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}
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scsi_16_lba_len(cdb, &block, &n_block);
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if (n_block) {
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/*
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* ZAC MANAGEMENT OUT doesn't define any length
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*/
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goto invalid_param_len;
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}
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if (block > dev->n_sectors)
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goto out_of_range;
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reset_all = cdb[14] & 0x1;
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tf->protocol = ATA_PROT_NODATA;
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tf->command = ATA_CMD_ZAC_MGMT_OUT;
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tf->feature = sa;
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tf->hob_feature = reset_all & 0x1;
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tf->lbah = (block >> 16) & 0xff;
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tf->lbam = (block >> 8) & 0xff;
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tf->lbal = block & 0xff;
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tf->hob_lbah = (block >> 40) & 0xff;
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tf->hob_lbam = (block >> 32) & 0xff;
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tf->hob_lbal = (block >> 24) & 0xff;
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tf->device = ATA_LBA;
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tf->flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE | ATA_TFLAG_LBA48;
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return 0;
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invalid_fld:
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ata_scsi_set_invalid_field(qc->dev, scmd, fp, 0xff);
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return 1;
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out_of_range:
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/* "Logical Block Address out of range" */
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ata_scsi_set_sense(qc->dev, scmd, ILLEGAL_REQUEST, 0x21, 0x00);
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return 1;
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invalid_param_len:
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/* "Parameter list length error" */
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ata_scsi_set_sense(qc->dev, scmd, ILLEGAL_REQUEST, 0x1a, 0x0);
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return 1;
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}
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/**
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* ata_mselect_caching - Simulate MODE SELECT for caching info page
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* @qc: Storage for translated ATA taskfile
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@ -3789,6 +3853,9 @@ static inline ata_xlat_func_t ata_get_xlat_func(struct ata_device *dev, u8 cmd)
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case ZBC_IN:
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return ata_scsi_zbc_in_xlat;
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case ZBC_OUT:
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return ata_scsi_zbc_out_xlat;
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case START_STOP:
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return ata_scsi_start_stop_xlat;
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}
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@ -197,6 +197,22 @@ libata_trace_parse_subcmd(struct trace_seq *p, unsigned char cmd,
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break;
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}
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break;
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case ATA_CMD_ZAC_MGMT_OUT:
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switch (feature) {
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case ATA_SUBCMD_ZAC_MGMT_OUT_CLOSE_ZONE:
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trace_seq_printf(p, " CLOSE_ZONE");
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break;
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case ATA_SUBCMD_ZAC_MGMT_OUT_FINISH_ZONE:
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trace_seq_printf(p, " FINISH_ZONE");
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break;
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case ATA_SUBCMD_ZAC_MGMT_OUT_OPEN_ZONE:
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trace_seq_printf(p, " OPEN_ZONE");
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break;
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case ATA_SUBCMD_ZAC_MGMT_OUT_RESET_WRITE_POINTER:
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trace_seq_printf(p, " RESET_WRITE_POINTER");
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break;
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}
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break;
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}
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trace_seq_putc(p, 0);
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@ -303,6 +303,7 @@ enum {
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ATA_CMD_REQ_SENSE_DATA = 0x0B,
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ATA_CMD_SANITIZE_DEVICE = 0xB4,
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ATA_CMD_ZAC_MGMT_IN = 0x4A,
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ATA_CMD_ZAC_MGMT_OUT = 0x9F,
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/* marked obsolete in the ATA/ATAPI-7 spec */
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ATA_CMD_RESTORE = 0x10,
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@ -323,6 +324,12 @@ enum {
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/* Subcmds for ATA_CMD_ZAC_MGMT_IN */
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ATA_SUBCMD_ZAC_MGMT_IN_REPORT_ZONES = 0x00,
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/* Subcmds for ATA_CMD_ZAC_MGMT_OUT */
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ATA_SUBCMD_ZAC_MGMT_OUT_CLOSE_ZONE = 0x01,
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ATA_SUBCMD_ZAC_MGMT_OUT_FINISH_ZONE = 0x02,
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ATA_SUBCMD_ZAC_MGMT_OUT_OPEN_ZONE = 0x03,
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ATA_SUBCMD_ZAC_MGMT_OUT_RESET_WRITE_POINTER = 0x04,
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/* READ_LOG_EXT pages */
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ATA_LOG_DIRECTORY = 0x0,
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ATA_LOG_SATA_NCQ = 0x10,
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@ -99,6 +99,7 @@
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ata_opcode_name(ATA_CMD_REQ_SENSE_DATA), \
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ata_opcode_name(ATA_CMD_SANITIZE_DEVICE), \
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ata_opcode_name(ATA_CMD_ZAC_MGMT_IN), \
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ata_opcode_name(ATA_CMD_ZAC_MGMT_OUT), \
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ata_opcode_name(ATA_CMD_RESTORE), \
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ata_opcode_name(ATA_CMD_READ_LONG), \
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ata_opcode_name(ATA_CMD_READ_LONG_ONCE), \
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