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2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376 
 kernel/drivers/net/ethernet/qlogic/qed/qed_fcoe.c
....@@ -1,33 +1,7 @@
1
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
12 /* QLogic qed NIC Driver
23  * Copyright (c) 2015-2017  QLogic Corporation
3
- *
4
- * This software is available to you under a choice of one of two
5
- * licenses.  You may choose to be licensed under the terms of the GNU
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- * General Public License (GPL) Version 2, available from the file
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- * COPYING in the main directory of this source tree, or the
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- * OpenIB.org BSD license below:
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- *
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- *     Redistribution and use in source and binary forms, with or
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- *     without modification, are permitted provided that the following
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- *     conditions are met:
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- *
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- *      - Redistributions of source code must retain the above
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- *        copyright notice, this list of conditions and the following
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- *        disclaimer.
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- *
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- *      - Redistributions in binary form must reproduce the above
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- *        copyright notice, this list of conditions and the following
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- *        disclaimer in the documentation and /or other materials
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- *        provided with the distribution.
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- *
23
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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- * SOFTWARE.
4
+ * Copyright (c) 2019-2020 Marvell International Ltd.
315  */
326 
337 #include <linux/types.h>
....@@ -121,7 +95,7 @@
12195 	struct qed_cxt_info cxt_info;
12296 	u32 dummy_cid;
12397 	int rc = 0;
124
-	u16 tmp;
98
+	__le16 tmp;
12599 	u8 i;
126100 
127101 	/* Get SPQ entry */
....@@ -167,6 +141,8 @@
167141 		goto err;
168142 	}
169143 	p_cxt = cxt_info.p_cxt;
144
+	memset(p_cxt, 0, sizeof(*p_cxt));
145
+
170146 	SET_FIELD(p_cxt->tstorm_ag_context.flags3,
171147 		  E4_TSTORM_FCOE_CONN_AG_CTX_DUMMY_TIMER_CF_EN, 1);
172148 
....@@ -186,17 +162,13 @@
186162 	tmp = cpu_to_le16(fcoe_pf_params->cmdq_num_entries);
187163 	p_data->q_params.cmdq_num_entries = tmp;
188164 
189
-	tmp = fcoe_pf_params->num_cqs;
190
-	p_data->q_params.num_queues = (u8)tmp;
165
+	p_data->q_params.num_queues = fcoe_pf_params->num_cqs;
191166 
192
-	tmp = (u16)p_hwfn->hw_info.resc_start[QED_CMDQS_CQS];
193
-	p_data->q_params.queue_relative_offset = (u8)tmp;
167
+	tmp = (__force __le16)p_hwfn->hw_info.resc_start[QED_CMDQS_CQS];
168
+	p_data->q_params.queue_relative_offset = (__force u8)tmp;
194169 
195170 	for (i = 0; i < fcoe_pf_params->num_cqs; i++) {
196
-		u16 igu_sb_id;
197
-
198
-		igu_sb_id = qed_get_igu_sb_id(p_hwfn, i);
199
-		tmp = cpu_to_le16(igu_sb_id);
171
+		tmp = cpu_to_le16(qed_get_igu_sb_id(p_hwfn, i));
200172 		p_data->q_params.cq_cmdq_sb_num_arr[i] = tmp;
201173 	}
202174 
....@@ -209,21 +181,21 @@
209181 		       fcoe_pf_params->bdq_pbl_base_addr[BDQ_ID_RQ]);
210182 	p_data->q_params.bdq_pbl_num_entries[BDQ_ID_RQ] =
211183 	    fcoe_pf_params->bdq_pbl_num_entries[BDQ_ID_RQ];
212
-	tmp = fcoe_pf_params->bdq_xoff_threshold[BDQ_ID_RQ];
213
-	p_data->q_params.bdq_xoff_threshold[BDQ_ID_RQ] = cpu_to_le16(tmp);
214
-	tmp = fcoe_pf_params->bdq_xon_threshold[BDQ_ID_RQ];
215
-	p_data->q_params.bdq_xon_threshold[BDQ_ID_RQ] = cpu_to_le16(tmp);
184
+	tmp = cpu_to_le16(fcoe_pf_params->bdq_xoff_threshold[BDQ_ID_RQ]);
185
+	p_data->q_params.bdq_xoff_threshold[BDQ_ID_RQ] = tmp;
186
+	tmp = cpu_to_le16(fcoe_pf_params->bdq_xon_threshold[BDQ_ID_RQ]);
187
+	p_data->q_params.bdq_xon_threshold[BDQ_ID_RQ] = tmp;
216188 
217189 	DMA_REGPAIR_LE(p_data->q_params.bdq_pbl_base_address[BDQ_ID_IMM_DATA],
218190 		       fcoe_pf_params->bdq_pbl_base_addr[BDQ_ID_IMM_DATA]);
219191 	p_data->q_params.bdq_pbl_num_entries[BDQ_ID_IMM_DATA] =
220192 	    fcoe_pf_params->bdq_pbl_num_entries[BDQ_ID_IMM_DATA];
221
-	tmp = fcoe_pf_params->bdq_xoff_threshold[BDQ_ID_IMM_DATA];
222
-	p_data->q_params.bdq_xoff_threshold[BDQ_ID_IMM_DATA] = cpu_to_le16(tmp);
223
-	tmp = fcoe_pf_params->bdq_xon_threshold[BDQ_ID_IMM_DATA];
224
-	p_data->q_params.bdq_xon_threshold[BDQ_ID_IMM_DATA] = cpu_to_le16(tmp);
225
-	tmp = fcoe_pf_params->rq_buffer_size;
226
-	p_data->q_params.rq_buffer_size = cpu_to_le16(tmp);
193
+	tmp = cpu_to_le16(fcoe_pf_params->bdq_xoff_threshold[BDQ_ID_IMM_DATA]);
194
+	p_data->q_params.bdq_xoff_threshold[BDQ_ID_IMM_DATA] = tmp;
195
+	tmp = cpu_to_le16(fcoe_pf_params->bdq_xon_threshold[BDQ_ID_IMM_DATA]);
196
+	p_data->q_params.bdq_xon_threshold[BDQ_ID_IMM_DATA] = tmp;
197
+	tmp = cpu_to_le16(fcoe_pf_params->rq_buffer_size);
198
+	p_data->q_params.rq_buffer_size = tmp;
227199 
228200 	if (fcoe_pf_params->is_target) {
229201 		SET_FIELD(p_data->q_params.q_validity,
....@@ -257,7 +229,8 @@
257229 	struct fcoe_conn_offload_ramrod_data *p_data;
258230 	struct qed_spq_entry *p_ent = NULL;
259231 	struct qed_sp_init_data init_data;
260
-	u16 physical_q0, tmp;
232
+	u16 physical_q0;
233
+	__le16 tmp;
261234 	int rc;
262235 
263236 	/* Get SPQ entry */
....@@ -278,7 +251,7 @@
278251 
279252 	/* Transmission PQ is the first of the PF */
280253 	physical_q0 = qed_get_cm_pq_idx(p_hwfn, PQ_FLAGS_OFLD);
281
-	p_conn->physical_q0 = cpu_to_le16(physical_q0);
254
+	p_conn->physical_q0 = physical_q0;
282255 	p_data->physical_q0 = cpu_to_le16(physical_q0);
283256 
284257 	p_data->conn_id = cpu_to_le16(p_conn->conn_id);
....@@ -577,8 +550,8 @@
577550 void qed_fcoe_setup(struct qed_hwfn *p_hwfn)
578551 {
579552 	struct e4_fcoe_task_context *p_task_ctx = NULL;
553
+	u32 i, lc;
580554 	int rc;
581
-	u32 i;
582555 
583556 	spin_lock_init(&p_hwfn->p_fcoe_info->lock);
584557 	for (i = 0; i < p_hwfn->pf_params.fcoe_pf_params.num_tasks; i++) {
....@@ -589,10 +562,15 @@
589562 			continue;
590563 
591564 		memset(p_task_ctx, 0, sizeof(struct e4_fcoe_task_context));
592
-		SET_FIELD(p_task_ctx->timer_context.logical_client_0,
593
-			  TIMERS_CONTEXT_VALIDLC0, 1);
594
-		SET_FIELD(p_task_ctx->timer_context.logical_client_1,
595
-			  TIMERS_CONTEXT_VALIDLC1, 1);
565
+
566
+		lc = 0;
567
+		SET_FIELD(lc, TIMERS_CONTEXT_VALIDLC0, 1);
568
+		p_task_ctx->timer_context.logical_client_0 = cpu_to_le32(lc);
569
+
570
+		lc = 0;
571
+		SET_FIELD(lc, TIMERS_CONTEXT_VALIDLC1, 1);
572
+		p_task_ctx->timer_context.logical_client_1 = cpu_to_le32(lc);
573
+
596574 		SET_FIELD(p_task_ctx->tstorm_ag_context.flags0,
597575 			  E4_TSTORM_FCOE_TASK_AG_CTX_CONNECTION_TYPE, 1);
598576 	}
....@@ -745,7 +723,7 @@
745723 static int qed_fill_fcoe_dev_info(struct qed_dev *cdev,
746724 				  struct qed_dev_fcoe_info *info)
747725 {
748
-	struct qed_hwfn *hwfn = QED_LEADING_HWFN(cdev);
726
+	struct qed_hwfn *hwfn = QED_AFFIN_HWFN(cdev);
749727 	int rc;
750728 
751729 	memset(info, 0, sizeof(*info));
....@@ -806,15 +784,15 @@
806784 		return -EINVAL;
807785 	}
808786 
809
-	p_ptt = qed_ptt_acquire(QED_LEADING_HWFN(cdev));
787
+	p_ptt = qed_ptt_acquire(QED_AFFIN_HWFN(cdev));
810788 	if (!p_ptt)
811789 		return -EAGAIN;
812790 
813791 	/* Stop the fcoe */
814
-	rc = qed_sp_fcoe_func_stop(QED_LEADING_HWFN(cdev), p_ptt,
792
+	rc = qed_sp_fcoe_func_stop(QED_AFFIN_HWFN(cdev), p_ptt,
815793 				   QED_SPQ_MODE_EBLOCK, NULL);
816794 	cdev->flags &= ~QED_FLAG_STORAGE_STARTED;
817
-	qed_ptt_release(QED_LEADING_HWFN(cdev), p_ptt);
795
+	qed_ptt_release(QED_AFFIN_HWFN(cdev), p_ptt);
818796 
819797 	return rc;
820798 }
....@@ -828,8 +806,8 @@
828806 		return 0;
829807 	}
830808 
831
-	rc = qed_sp_fcoe_func_start(QED_LEADING_HWFN(cdev),
832
-				    QED_SPQ_MODE_EBLOCK, NULL);
809
+	rc = qed_sp_fcoe_func_start(QED_AFFIN_HWFN(cdev), QED_SPQ_MODE_EBLOCK,
810
+				    NULL);
833811 	if (rc) {
834812 		DP_NOTICE(cdev, "Failed to start fcoe\n");
835813 		return rc;
....@@ -849,7 +827,7 @@
849827 			return -ENOMEM;
850828 		}
851829 
852
-		rc = qed_cxt_get_tid_mem_info(QED_LEADING_HWFN(cdev), tid_info);
830
+		rc = qed_cxt_get_tid_mem_info(QED_AFFIN_HWFN(cdev), tid_info);
853831 		if (rc) {
854832 			DP_NOTICE(cdev, "Failed to gather task information\n");
855833 			qed_fcoe_stop(cdev);
....@@ -884,7 +862,7 @@
884862 	}
885863 
886864 	/* Acquire the connection */
887
-	rc = qed_fcoe_acquire_connection(QED_LEADING_HWFN(cdev), NULL,
865
+	rc = qed_fcoe_acquire_connection(QED_AFFIN_HWFN(cdev), NULL,
888866 					 &hash_con->con);
889867 	if (rc) {
890868 		DP_NOTICE(cdev, "Failed to acquire Connection\n");
....@@ -898,7 +876,7 @@
898876 	hash_add(cdev->connections, &hash_con->node, *handle);
899877 
900878 	if (p_doorbell)
901
-		*p_doorbell = qed_fcoe_get_db_addr(QED_LEADING_HWFN(cdev),
879
+		*p_doorbell = qed_fcoe_get_db_addr(QED_AFFIN_HWFN(cdev),
902880 						   *handle);
903881 
904882 	return 0;
....@@ -916,7 +894,7 @@
916894 	}
917895 
918896 	hlist_del(&hash_con->node);
919
-	qed_fcoe_release_connection(QED_LEADING_HWFN(cdev), hash_con->con);
897
+	qed_fcoe_release_connection(QED_AFFIN_HWFN(cdev), hash_con->con);
920898 	kfree(hash_con);
921899 
922900 	return 0;
....@@ -971,7 +949,7 @@
971949 	con->d_id.addr_mid = conn_info->d_id.addr_mid;
972950 	con->d_id.addr_lo = conn_info->d_id.addr_lo;
973951 
974
-	return qed_sp_fcoe_conn_offload(QED_LEADING_HWFN(cdev), con,
952
+	return qed_sp_fcoe_conn_offload(QED_AFFIN_HWFN(cdev), con,
975953 					QED_SPQ_MODE_EBLOCK, NULL);
976954 }
977955 
....@@ -992,13 +970,13 @@
992970 	con = hash_con->con;
993971 	con->terminate_params = terminate_params;
994972 
995
-	return qed_sp_fcoe_conn_destroy(QED_LEADING_HWFN(cdev), con,
973
+	return qed_sp_fcoe_conn_destroy(QED_AFFIN_HWFN(cdev), con,
996974 					QED_SPQ_MODE_EBLOCK, NULL);
997975 }
998976 
999977 static int qed_fcoe_stats(struct qed_dev *cdev, struct qed_fcoe_stats *stats)
1000978 {
1001
-	return qed_fcoe_get_stats(QED_LEADING_HWFN(cdev), stats);
979
+	return qed_fcoe_get_stats(QED_AFFIN_HWFN(cdev), stats);
1002980 }
1003981 
1004982 void qed_get_protocol_stats_fcoe(struct qed_dev *cdev,