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From: Himanshu Madhani <himanshu.madhani@cavium.com>
To: target-devel@vger.kernel.org, bart.vanassche@gmail.com,
	hch@infradead.org, nab@linux-iscsi.org
Cc: giridhar.malavali@cavium.com, linux-scsi@vger.kernel.org,
	himanshu.madhani@cavium.com
Subject: [PATCH v4 02/12] qla2xxx: Cleanup TMF code translation from qla_target.
Date: Thu, 19 Jan 2017 22:27:54 -0800	[thread overview]
Message-ID: <1484893684-1255-3-git-send-email-himanshu.madhani@cavium.com> (raw)
In-Reply-To: <1484893684-1255-1-git-send-email-himanshu.madhani@cavium.com>

From: Quinn Tran <quinn.tran@cavium.com>

Move code code which converts Task Mgmt Command flags for
ATIO to TCM #defines, from qla2xxx driver to tcm_qla2xxx
driver.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
---
 drivers/scsi/qla2xxx/qla_target.c  | 75 ++++----------------------------------
 drivers/scsi/qla2xxx/qla_target.h  |  6 ++-
 drivers/scsi/qla2xxx/tcm_qla2xxx.c | 40 +++++++++++++++++++-
 3 files changed, 49 insertions(+), 72 deletions(-)

diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 47acc26..39e6a02 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -1592,8 +1592,9 @@ static int __qlt_24xx_handle_abts(struct scsi_qla_host *vha,
 	mcmd->sess = sess;
 	memcpy(&mcmd->orig_iocb.abts, abts, sizeof(mcmd->orig_iocb.abts));
 	mcmd->reset_count = vha->hw->chip_reset;
+	mcmd->tmr_func = QLA_TGT_ABTS;
 
-	rc = ha->tgt.tgt_ops->handle_tmr(mcmd, lun, TMR_ABORT_TASK,
+	rc = ha->tgt.tgt_ops->handle_tmr(mcmd, lun, mcmd->tmr_func,
 	    abts->exchange_addr_to_abort);
 	if (rc != 0) {
 		ql_dbg(ql_dbg_tgt_mgt, vha, 0xf052,
@@ -4048,7 +4049,6 @@ static int qlt_issue_task_mgmt(struct qla_tgt_sess *sess, uint32_t lun,
 	struct qla_tgt_mgmt_cmd *mcmd;
 	struct atio_from_isp *a = (struct atio_from_isp *)iocb;
 	int res;
-	uint8_t tmr_func;
 
 	mcmd = mempool_alloc(qla_tgt_mgmt_cmd_mempool, GFP_ATOMIC);
 	if (!mcmd) {
@@ -4070,74 +4070,12 @@ static int qlt_issue_task_mgmt(struct qla_tgt_sess *sess, uint32_t lun,
 	mcmd->reset_count = vha->hw->chip_reset;
 
 	switch (fn) {
-	case QLA_TGT_CLEAR_ACA:
-		ql_dbg(ql_dbg_tgt_tmr, vha, 0x10000,
-		    "qla_target(%d): CLEAR_ACA received\n", sess->vha->vp_idx);
-		tmr_func = TMR_CLEAR_ACA;
-		break;
-
-	case QLA_TGT_TARGET_RESET:
-		ql_dbg(ql_dbg_tgt_tmr, vha, 0x10001,
-		    "qla_target(%d): TARGET_RESET received\n",
-		    sess->vha->vp_idx);
-		tmr_func = TMR_TARGET_WARM_RESET;
-		break;
-
 	case QLA_TGT_LUN_RESET:
-		ql_dbg(ql_dbg_tgt_tmr, vha, 0x10002,
-		    "qla_target(%d): LUN_RESET received\n", sess->vha->vp_idx);
-		tmr_func = TMR_LUN_RESET;
-		abort_cmds_for_lun(vha, lun, a->u.isp24.fcp_hdr.s_id);
-		break;
-
-	case QLA_TGT_CLEAR_TS:
-		ql_dbg(ql_dbg_tgt_tmr, vha, 0x10003,
-		    "qla_target(%d): CLEAR_TS received\n", sess->vha->vp_idx);
-		tmr_func = TMR_CLEAR_TASK_SET;
-		break;
-
-	case QLA_TGT_ABORT_TS:
-		ql_dbg(ql_dbg_tgt_tmr, vha, 0x10004,
-		    "qla_target(%d): ABORT_TS received\n", sess->vha->vp_idx);
-		tmr_func = TMR_ABORT_TASK_SET;
-		break;
-#if 0
-	case QLA_TGT_ABORT_ALL:
-		ql_dbg(ql_dbg_tgt_tmr, vha, 0x10005,
-		    "qla_target(%d): Doing ABORT_ALL_TASKS\n",
-		    sess->vha->vp_idx);
-		tmr_func = 0;
-		break;
-
-	case QLA_TGT_ABORT_ALL_SESS:
-		ql_dbg(ql_dbg_tgt_tmr, vha, 0x10006,
-		    "qla_target(%d): Doing ABORT_ALL_TASKS_SESS\n",
-		    sess->vha->vp_idx);
-		tmr_func = 0;
-		break;
-
-	case QLA_TGT_NEXUS_LOSS_SESS:
-		ql_dbg(ql_dbg_tgt_tmr, vha, 0x10007,
-		    "qla_target(%d): Doing NEXUS_LOSS_SESS\n",
-		    sess->vha->vp_idx);
-		tmr_func = 0;
-		break;
-
-	case QLA_TGT_NEXUS_LOSS:
-		ql_dbg(ql_dbg_tgt_tmr, vha, 0x10008,
-		    "qla_target(%d): Doing NEXUS_LOSS\n", sess->vha->vp_idx);
-		tmr_func = 0;
-		break;
-#endif
-	default:
-		ql_dbg(ql_dbg_tgt_tmr, vha, 0x1000a,
-		    "qla_target(%d): Unknown task mgmt fn 0x%x\n",
-		    sess->vha->vp_idx, fn);
-		mempool_free(mcmd, qla_tgt_mgmt_cmd_mempool);
-		return -ENOSYS;
+	    abort_cmds_for_lun(vha, lun, a->u.isp24.fcp_hdr.s_id);
+	    break;
 	}
 
-	res = ha->tgt.tgt_ops->handle_tmr(mcmd, lun, tmr_func, 0);
+	res = ha->tgt.tgt_ops->handle_tmr(mcmd, lun, mcmd->tmr_func, 0);
 	if (res != 0) {
 		ql_dbg(ql_dbg_tgt_tmr, vha, 0x1000b,
 		    "qla_target(%d): tgt.tgt_ops->handle_tmr() failed: %d\n",
@@ -4212,8 +4150,9 @@ static int __qlt_abort_task(struct scsi_qla_host *vha,
 	lun = a->u.isp24.fcp_cmnd.lun;
 	unpacked_lun = scsilun_to_int((struct scsi_lun *)&lun);
 	mcmd->reset_count = vha->hw->chip_reset;
+	mcmd->tmr_func = QLA_TGT_2G_ABORT_TASK;
 
-	rc = ha->tgt.tgt_ops->handle_tmr(mcmd, unpacked_lun, TMR_ABORT_TASK,
+	rc = ha->tgt.tgt_ops->handle_tmr(mcmd, unpacked_lun, mcmd->tmr_func,
 	    le16_to_cpu(iocb->u.isp2x.seq_id));
 	if (rc != 0) {
 		ql_dbg(ql_dbg_tgt_mgt, vha, 0xf060,
diff --git a/drivers/scsi/qla2xxx/qla_target.h b/drivers/scsi/qla2xxx/qla_target.h
index 0824a81..14f2e24 100644
--- a/drivers/scsi/qla2xxx/qla_target.h
+++ b/drivers/scsi/qla2xxx/qla_target.h
@@ -744,7 +744,7 @@ struct qla_tgt_func_tmpl {
 			unsigned char *, uint32_t, int, int, int);
 	void (*handle_data)(struct qla_tgt_cmd *);
 	void (*handle_dif_err)(struct qla_tgt_cmd *);
-	int (*handle_tmr)(struct qla_tgt_mgmt_cmd *, uint32_t, uint8_t,
+	int (*handle_tmr)(struct qla_tgt_mgmt_cmd *, uint32_t, uint16_t,
 			uint32_t);
 	void (*free_cmd)(struct qla_tgt_cmd *);
 	void (*free_mcmd)(struct qla_tgt_mgmt_cmd *);
@@ -795,6 +795,8 @@ struct qla_tgt_func_tmpl {
 #define QLA_TGT_ABORT_ALL               0xFFFE
 #define QLA_TGT_NEXUS_LOSS_SESS         0xFFFD
 #define QLA_TGT_NEXUS_LOSS              0xFFFC
+#define QLA_TGT_ABTS					0xFFFB
+#define QLA_TGT_2G_ABORT_TASK			0xFFFA
 
 /* Notify Acknowledge flags */
 #define NOTIFY_ACK_RES_COUNT        BIT_8
@@ -1056,7 +1058,7 @@ struct qla_tgt_sess_work_param {
 };
 
 struct qla_tgt_mgmt_cmd {
-	uint8_t tmr_func;
+	uint16_t tmr_func;
 	uint8_t fc_tm_rsp;
 	struct qla_tgt_sess *sess;
 	struct se_cmd se_cmd;
diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c
index d925910..1bec6ab 100644
--- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c
+++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c
@@ -563,13 +563,49 @@ static void tcm_qla2xxx_handle_dif_err(struct qla_tgt_cmd *cmd)
  * Called from qla_target.c:qlt_issue_task_mgmt()
  */
 static int tcm_qla2xxx_handle_tmr(struct qla_tgt_mgmt_cmd *mcmd, uint32_t lun,
-	uint8_t tmr_func, uint32_t tag)
+	uint16_t tmr_func, uint32_t tag)
 {
 	struct qla_tgt_sess *sess = mcmd->sess;
 	struct se_cmd *se_cmd = &mcmd->se_cmd;
+	int transl_tmr_func = 0;
+
+	switch (tmr_func) {
+	case QLA_TGT_ABTS:
+		pr_debug("%ld: ABTS received\n", sess->vha->host_no);
+		transl_tmr_func = TMR_ABORT_TASK;
+		break;
+	case QLA_TGT_2G_ABORT_TASK:
+		pr_debug("%ld: 2G Abort Task received\n", sess->vha->host_no);
+		transl_tmr_func = TMR_ABORT_TASK;
+		break;
+	case QLA_TGT_CLEAR_ACA:
+		pr_debug("%ld: CLEAR_ACA received\n", sess->vha->host_no);
+		transl_tmr_func = TMR_CLEAR_ACA;
+		break;
+	case QLA_TGT_TARGET_RESET:
+		pr_debug("%ld: TARGET_RESET received\n", sess->vha->host_no);
+		transl_tmr_func = TMR_TARGET_WARM_RESET;
+		break;
+	case QLA_TGT_LUN_RESET:
+		pr_debug("%ld: LUN_RESET received\n", sess->vha->host_no);
+		transl_tmr_func = TMR_LUN_RESET;
+		break;
+	case QLA_TGT_CLEAR_TS:
+		pr_debug("%ld: CLEAR_TS received\n", sess->vha->host_no);
+		transl_tmr_func = TMR_CLEAR_TASK_SET;
+		break;
+	case QLA_TGT_ABORT_TS:
+		pr_debug("%ld: ABORT_TS received\n", sess->vha->host_no);
+		transl_tmr_func = TMR_ABORT_TASK_SET;
+		break;
+	default:
+		pr_debug("%ld: Unknown task mgmt fn 0x%x\n",
+		    sess->vha->host_no, tmr_func);
+		return -ENOSYS;
+	}
 
 	return target_submit_tmr(se_cmd, sess->se_sess, NULL, lun, mcmd,
-			tmr_func, GFP_ATOMIC, tag, TARGET_SCF_ACK_KREF);
+	    transl_tmr_func, GFP_ATOMIC, tag, TARGET_SCF_ACK_KREF);
 }
 
 static int tcm_qla2xxx_queue_data_in(struct se_cmd *se_cmd)
-- 
1.8.3.1


  parent reply	other threads:[~2017-01-20  6:28 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-20  6:27 [PATCH v4 00/12] qla2xxx: Feature updates for target Himanshu Madhani
2017-01-20  6:27 ` [PATCH v4 01/12] qla2xxx: Remove direct access of scsi_status field in se_cmd Himanshu Madhani
2017-01-20  6:27 ` Himanshu Madhani [this message]
2017-01-20  6:27 ` [PATCH v4 03/12] qla2xxx: Make trace flags more readable Himanshu Madhani
2017-01-20  6:27 ` [PATCH v4 04/12] qla2xxx: Remove SRR code Himanshu Madhani
2017-01-20  6:27 ` [PATCH v4 05/12] qla2xxx: Fix wrong argument in sp done callback Himanshu Madhani
2017-01-20  6:27 ` [PATCH v4 06/12] qla2xxx: Use d_id instead of s_id for more clarity Himanshu Madhani
2017-01-20  6:27 ` [PATCH v4 07/12] qla2xxx: Track I-T nexus as single fc_port struct Himanshu Madhani
2017-01-20  6:28 ` [PATCH v4 08/12] qla2xxx: Add framework for Async fabric discovery Himanshu Madhani
2017-01-20  6:28 ` [PATCH v4 09/12] qla2xxx: Add Dual mode support in the driver Himanshu Madhani
2017-01-20  6:28 ` [PATCH v4 10/12] qla2xxx: Remove unused reverse_ini_mode Himanshu Madhani
2017-01-20  6:28 ` [PATCH v4 11/12] qla2xxx: Improve RSCN handling in driver Himanshu Madhani
2017-01-20  6:28 ` [PATCH v4 12/12] qla2xxx: Simplify usage of SRB structure " Himanshu Madhani
2017-01-20 22:09 ` [PATCH v4 00/12] qla2xxx: Feature updates for target Bart Van Assche
2017-01-24 17:24 ` Bart Van Assche
2017-01-24 18:32   ` Madhani, Himanshu

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