linux-kernel - [PATCH 3/8] hisi_sas: add internal abort to hisi_sas_abort

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Date:	Wed, 10 Aug 2016 21:20:00 +0800
From:	John Garry <john.garry@...wei.com>
To:	<jejb@...ux.vnet.ibm.com>, <martin.petersen@...cle.com>
CC:	<linuxarm@...wei.com>, <zhangfei.gao@...aro.org>,
	<xuwei5@...ilicon.com>, <john.garry2@...l.dcu.ie>,
	<linux-scsi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	John Garry <john.garry@...wei.com>
Subject: [PATCH 3/8] hisi_sas: add internal abort to hisi_sas_abort_task()

Execute an internal abort for executing an internal
task abort. This is for case of command still being
present in host when abort is executed.

For a SATA internal abort, we set abort for all tasks
associated with the device.

Signed-off-by: John Garry <john.garry@...wei.com>
---
 drivers/scsi/hisi_sas/hisi_sas_main.c | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 9540953..6c82e07 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -840,18 +840,23 @@ static int hisi_sas_abort_task(struct sas_task *task)
 			}
 		}
 
+		hisi_sas_internal_task_abort(hisi_hba, device, 0, tag);
 	} else if (task->task_proto & SAS_PROTOCOL_SATA ||
 		task->task_proto & SAS_PROTOCOL_STP) {
 		if (task->dev->dev_type == SAS_SATA_DEV) {
-			struct hisi_slot_info *slot = task->lldd_task;
+			struct hisi_sas_slot *slot = task->lldd_task;
+			u32 tag = slot->idx;
 
-			dev_notice(dev, "abort task: hba=%p task=%p slot=%p\n",
-				   hisi_hba, task, slot);
-			task->task_state_flags |= SAS_TASK_STATE_ABORTED;
+			hisi_sas_internal_task_abort(hisi_hba, device,
+						     1, tag);
 			rc = TMF_RESP_FUNC_COMPLETE;
-			goto out;
 		}
+	} else if (task->task_proto & SAS_PROTOCOL_SMP) {
+		/* SMP */
+		struct hisi_sas_slot *slot = task->lldd_task;
+		u32 tag = slot->idx;
 
+		hisi_sas_internal_task_abort(hisi_hba, device, 0, tag);
 	}
 
 out:
-- 
1.9.1