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authorArmen Baloyan <armen.baloyan@qlogic.com>2014-02-26 04:15:18 -0500
committerJames Bottomley <JBottomley@Parallels.com>2014-03-15 10:18:53 -0700
commit4440e46d5db7b445a961a84444849b2a31fa7fd1 (patch)
tree749aabd6001295df16788f7423351ead583c0b98 /drivers/scsi/qla2xxx/qla_mr.c
parentfaef62d134631c1f390006d51d49c76033f9504f (diff)
downloadlinux-4440e46d5db7b445a961a84444849b2a31fa7fd1.tar.bz2
[SCSI] qla2xxx: Add IOCB Abort command asynchronous handling.
Send aborts to the firmware via the request/response queue mechanism. Signed-off-by: Armen Baloyan <armen.baloyan@qlogic.com> Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mr.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_mr.c88
1 files changed, 0 insertions, 88 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mr.c b/drivers/scsi/qla2xxx/qla_mr.c
index 165db12580af..0aaf6a9c87d3 100644
--- a/drivers/scsi/qla2xxx/qla_mr.c
+++ b/drivers/scsi/qla2xxx/qla_mr.c
@@ -1962,94 +1962,6 @@ done:
return rval;
}
-static void
-qlafx00_abort_iocb_timeout(void *data)
-{
- srb_t *sp = (srb_t *)data;
- struct srb_iocb *abt = &sp->u.iocb_cmd;
-
- abt->u.abt.comp_status = cpu_to_le16((uint16_t)CS_TIMEOUT);
- complete(&abt->u.abt.comp);
-}
-
-static void
-qlafx00_abort_sp_done(void *data, void *ptr, int res)
-{
- srb_t *sp = (srb_t *)ptr;
- struct srb_iocb *abt = &sp->u.iocb_cmd;
-
- complete(&abt->u.abt.comp);
-}
-
-static int
-qlafx00_async_abt_cmd(srb_t *cmd_sp)
-{
- scsi_qla_host_t *vha = cmd_sp->fcport->vha;
- fc_port_t *fcport = cmd_sp->fcport;
- struct srb_iocb *abt_iocb;
- srb_t *sp;
- int rval = QLA_FUNCTION_FAILED;
-
- sp = qla2x00_get_sp(vha, fcport, GFP_KERNEL);
- if (!sp)
- goto done;
-
- abt_iocb = &sp->u.iocb_cmd;
- sp->type = SRB_ABT_CMD;
- sp->name = "abort";
- qla2x00_init_timer(sp, FXDISC_TIMEOUT);
- abt_iocb->u.abt.cmd_hndl = cmd_sp->handle;
- sp->done = qlafx00_abort_sp_done;
- abt_iocb->timeout = qlafx00_abort_iocb_timeout;
- init_completion(&abt_iocb->u.abt.comp);
-
- rval = qla2x00_start_sp(sp);
- if (rval != QLA_SUCCESS)
- goto done_free_sp;
-
- ql_dbg(ql_dbg_async, vha, 0x507c,
- "Abort command issued - hdl=%x, target_id=%x\n",
- cmd_sp->handle, fcport->tgt_id);
-
- wait_for_completion(&abt_iocb->u.abt.comp);
-
- rval = abt_iocb->u.abt.comp_status == CS_COMPLETE ?
- QLA_SUCCESS : QLA_FUNCTION_FAILED;
-
-done_free_sp:
- sp->free(vha, sp);
-done:
- return rval;
-}
-
-int
-qlafx00_abort_command(srb_t *sp)
-{
- unsigned long flags = 0;
-
- uint32_t handle;
- fc_port_t *fcport = sp->fcport;
- struct scsi_qla_host *vha = fcport->vha;
- struct qla_hw_data *ha = vha->hw;
- struct req_que *req = vha->req;
-
- spin_lock_irqsave(&ha->hardware_lock, flags);
- for (handle = 1; handle < DEFAULT_OUTSTANDING_COMMANDS; handle++) {
- if (req->outstanding_cmds[handle] == sp)
- break;
- }
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
- if (handle == DEFAULT_OUTSTANDING_COMMANDS) {
- /* Command not found. */
- return QLA_FUNCTION_FAILED;
- }
- if (sp->type == SRB_FXIOCB_DCMD)
- return qlafx00_fx_disc(vha, &vha->hw->mr.fcport,
- FXDISC_ABORT_IOCTL);
-
- return qlafx00_async_abt_cmd(sp);
-}
-
/*
* qlafx00_initialize_adapter
* Initialize board.