diff options
Diffstat (limited to 'drivers/ata/libata-sata.c')
| -rw-r--r-- | drivers/ata/libata-sata.c | 25 |
1 files changed, 0 insertions, 25 deletions
diff --git a/drivers/ata/libata-sata.c b/drivers/ata/libata-sata.c index 044a16daa2d4..7a5fe41aa5ae 100644 --- a/drivers/ata/libata-sata.c +++ b/drivers/ata/libata-sata.c @@ -1268,31 +1268,6 @@ int ata_sas_queuecmd(struct scsi_cmnd *cmd, struct ata_port *ap) } EXPORT_SYMBOL_GPL(ata_sas_queuecmd); -int ata_sas_allocate_tag(struct ata_port *ap) -{ - unsigned int max_queue = ap->host->n_tags; - unsigned int i, tag; - - for (i = 0, tag = ap->sas_last_tag + 1; i < max_queue; i++, tag++) { - tag = tag < max_queue ? tag : 0; - - /* the last tag is reserved for internal command. */ - if (ata_tag_internal(tag)) - continue; - - if (!test_and_set_bit(tag, &ap->sas_tag_allocated)) { - ap->sas_last_tag = tag; - return tag; - } - } - return -1; -} - -void ata_sas_free_tag(unsigned int tag, struct ata_port *ap) -{ - clear_bit(tag, &ap->sas_tag_allocated); -} - /** * sata_async_notification - SATA async notification handler * @ap: ATA port where async notification is received |