1 files changed, 87 insertions, 67 deletions

diff --git a/drivers/scsi/qedi/qedi_fw_api.c b/drivers/scsi/qedi/qedi_fw_api.c
index 7df32a68bd54..642556a1ce1c 100644
--- a/drivers/scsi/qedi/qedi_fw_api.c
+++ b/drivers/scsi/qedi/qedi_fw_api.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /* QLogic iSCSI Offload Driver
  * Copyright (c) 2016 Cavium Inc.
- *
- * This software is available under the terms of the GNU General Public License
- * (GPL) Version 2, available from the file COPYING in the main directory of
- * this source tree.
  */
 
 #include <linux/types.h>
@@ -126,22 +123,24 @@ static void init_sqe(struct iscsi_task_params *task_params,
 						     sgl_task_params,
 						     dif_task_params);
 
-		if (scsi_is_slow_sgl(sgl_task_params->num_sges,
-				     sgl_task_params->small_mid_sge))
-			num_sges = ISCSI_WQE_NUM_SGES_SLOWIO;
-		else
-			num_sges = min(sgl_task_params->num_sges,
-				       (u16)SCSI_NUM_SGES_SLOW_SGL_THR);
-	}
+			if (scsi_is_slow_sgl(sgl_task_params->num_sges,
+					     sgl_task_params->small_mid_sge))
+				num_sges = ISCSI_WQE_NUM_SGES_SLOWIO;
+			else
+				num_sges = min(sgl_task_params->num_sges,
+					       (u16)SCSI_NUM_SGES_SLOW_SGL_THR);
+		}
 
-	SET_FIELD(task_params->sqe->flags, ISCSI_WQE_NUM_SGES, num_sges);
-	SET_FIELD(task_params->sqe->contlen_cdbsize, ISCSI_WQE_CONT_LEN,
-		  buf_size);
+		SET_FIELD(task_params->sqe->flags, ISCSI_WQE_NUM_SGES,
+			  num_sges);
+		SET_FIELD(task_params->sqe->contlen_cdbsize, ISCSI_WQE_CONT_LEN,
+			  buf_size);
 
-	if (GET_FIELD(pdu_header->hdr_second_dword,
-		      ISCSI_CMD_HDR_TOTAL_AHS_LEN))
-		SET_FIELD(task_params->sqe->contlen_cdbsize, ISCSI_WQE_CDB_SIZE,
-			  cmd_params->extended_cdb_sge.sge_len);
+		if (GET_FIELD(pdu_header->hdr_second_dword,
+			      ISCSI_CMD_HDR_TOTAL_AHS_LEN))
+			SET_FIELD(task_params->sqe->contlen_cdbsize,
+				  ISCSI_WQE_CDB_SIZE,
+				  cmd_params->extended_cdb_sge.sge_len);
 	}
 		break;
 	case ISCSI_TASK_TYPE_INITIATOR_READ:
@@ -204,11 +203,14 @@ static void init_default_iscsi_task(struct iscsi_task_params *task_params,
 				    enum iscsi_task_type task_type)
 {
 	struct iscsi_task_context *context;
-	u16 index;
 	u32 val;
+	u16 index;
+	u8 val_byte;
 
 	context = task_params->context;
+	val_byte = context->mstorm_ag_context.cdu_validation;
 	memset(context, 0, sizeof(*context));
+	context->mstorm_ag_context.cdu_validation = val_byte;
 
 	for (index = 0; index <
 	     ARRAY_SIZE(context->ystorm_st_context.pdu_hdr.data.data);
@@ -252,10 +254,9 @@ void init_initiator_rw_cdb_ystorm_context(struct ystorm_iscsi_task_st_ctx *ystc,
 
 static
 void init_ustorm_task_contexts(struct ustorm_iscsi_task_st_ctx *ustorm_st_cxt,
-			       struct ustorm_iscsi_task_ag_ctx *ustorm_ag_cxt,
-			       u32 remaining_recv_len,
-			       u32 expected_data_transfer_len,
-			       u8 num_sges, bool tx_dif_conn_err_en)
+			struct ustorm_iscsi_task_ag_ctx *ustorm_ag_cxt,
+			u32 remaining_recv_len, u32 expected_data_transfer_len,
+			u8 num_sges, bool tx_dif_conn_err_en)
 {
 	u32 val;
 
@@ -342,56 +343,57 @@ void init_rtdif_task_context(struct rdif_task_context *rdif_context,
 			     cpu_to_le16(dif_task_params->application_tag_mask);
 		SET_FIELD(rdif_context->flags0, RDIF_TASK_CONTEXT_CRC_SEED,
 			  dif_task_params->crc_seed ? 1 : 0);
-		SET_FIELD(rdif_context->flags0, RDIF_TASK_CONTEXT_HOSTGUARDTYPE,
+		SET_FIELD(rdif_context->flags0,
+			  RDIF_TASK_CONTEXT_HOST_GUARD_TYPE,
 			  dif_task_params->host_guard_type);
 		SET_FIELD(rdif_context->flags0,
-			  RDIF_TASK_CONTEXT_PROTECTIONTYPE,
+			  RDIF_TASK_CONTEXT_PROTECTION_TYPE,
 			  dif_task_params->protection_type);
 		SET_FIELD(rdif_context->flags0,
-			  RDIF_TASK_CONTEXT_INITIALREFTAGVALID, 1);
+			  RDIF_TASK_CONTEXT_INITIAL_REF_TAG_VALID, 1);
 		SET_FIELD(rdif_context->flags0,
-			  RDIF_TASK_CONTEXT_KEEPREFTAGCONST,
+			  RDIF_TASK_CONTEXT_KEEP_REF_TAG_CONST,
 			  dif_task_params->keep_ref_tag_const ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_VALIDATEAPPTAG,
+			  RDIF_TASK_CONTEXT_VALIDATE_APP_TAG,
 			  (dif_task_params->validate_app_tag &&
 			  dif_task_params->dif_on_network) ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_VALIDATEGUARD,
+			  RDIF_TASK_CONTEXT_VALIDATE_GUARD,
 			  (dif_task_params->validate_guard &&
 			  dif_task_params->dif_on_network) ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_VALIDATEREFTAG,
+			  RDIF_TASK_CONTEXT_VALIDATE_REF_TAG,
 			  (dif_task_params->validate_ref_tag &&
 			  dif_task_params->dif_on_network) ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_HOSTINTERFACE,
+			  RDIF_TASK_CONTEXT_HOST_INTERFACE,
 			  dif_task_params->dif_on_host ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_NETWORKINTERFACE,
+			  RDIF_TASK_CONTEXT_NETWORK_INTERFACE,
 			  dif_task_params->dif_on_network ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_FORWARDGUARD,
+			  RDIF_TASK_CONTEXT_FORWARD_GUARD,
 			  dif_task_params->forward_guard ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_FORWARDAPPTAG,
+			  RDIF_TASK_CONTEXT_FORWARD_APP_TAG,
 			  dif_task_params->forward_app_tag ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_FORWARDREFTAG,
+			  RDIF_TASK_CONTEXT_FORWARD_REF_TAG,
 			  dif_task_params->forward_ref_tag ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_FORWARDAPPTAGWITHMASK,
+			  RDIF_TASK_CONTEXT_FORWARD_APP_TAG_WITH_MASK,
 			  dif_task_params->forward_app_tag_with_mask ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_FORWARDREFTAGWITHMASK,
+			  RDIF_TASK_CONTEXT_FORWARD_REF_TAG_WITH_MASK,
 			  dif_task_params->forward_ref_tag_with_mask ? 1 : 0);
 		SET_FIELD(rdif_context->flags1,
-			  RDIF_TASK_CONTEXT_INTERVALSIZE,
+			  RDIF_TASK_CONTEXT_INTERVAL_SIZE,
 			  dif_task_params->dif_block_size_log - 9);
 		SET_FIELD(rdif_context->state,
-			  RDIF_TASK_CONTEXT_REFTAGMASK,
+			  RDIF_TASK_CONTEXT_REF_TAG_MASK,
 			  dif_task_params->ref_tag_mask);
-		SET_FIELD(rdif_context->state, RDIF_TASK_CONTEXT_IGNOREAPPTAG,
+		SET_FIELD(rdif_context->state, RDIF_TASK_CONTEXT_IGNORE_APP_TAG,
 			  dif_task_params->ignore_app_tag);
 	}
 
@@ -399,7 +401,7 @@ void init_rtdif_task_context(struct rdif_task_context *rdif_context,
 	    task_type == ISCSI_TASK_TYPE_INITIATOR_WRITE) {
 		tdif_context->app_tag_value =
 				  cpu_to_le16(dif_task_params->application_tag);
-		tdif_context->partial_crc_valueB =
+		tdif_context->partial_crc_value_b =
 		       cpu_to_le16(dif_task_params->crc_seed ? 0xffff : 0x0000);
 		tdif_context->partial_crc_value_a =
 		       cpu_to_le16(dif_task_params->crc_seed ? 0xffff : 0x0000);
@@ -407,59 +409,63 @@ void init_rtdif_task_context(struct rdif_task_context *rdif_context,
 			  dif_task_params->crc_seed ? 1 : 0);
 
 		SET_FIELD(tdif_context->flags0,
-			  TDIF_TASK_CONTEXT_SETERRORWITHEOP,
+			  TDIF_TASK_CONTEXT_SET_ERROR_WITH_EOP,
 			  dif_task_params->tx_dif_conn_err_en ? 1 : 0);
-		SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_FORWARDGUARD,
+		SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_FORWARD_GUARD,
 			  dif_task_params->forward_guard   ? 1 : 0);
-		SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_FORWARDAPPTAG,
+		SET_FIELD(tdif_context->flags1,
+			  TDIF_TASK_CONTEXT_FORWARD_APP_TAG,
 			  dif_task_params->forward_app_tag ? 1 : 0);
-		SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_FORWARDREFTAG,
+		SET_FIELD(tdif_context->flags1,
+			  TDIF_TASK_CONTEXT_FORWARD_REF_TAG,
 			  dif_task_params->forward_ref_tag ? 1 : 0);
-		SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_INTERVALSIZE,
+		SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_INTERVAL_SIZE,
 			  dif_task_params->dif_block_size_log - 9);
-		SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_HOSTINTERFACE,
+		SET_FIELD(tdif_context->flags1,
+			  TDIF_TASK_CONTEXT_HOST_INTERFACE,
 			  dif_task_params->dif_on_host    ? 1 : 0);
 		SET_FIELD(tdif_context->flags1,
-			  TDIF_TASK_CONTEXT_NETWORKINTERFACE,
+			  TDIF_TASK_CONTEXT_NETWORK_INTERFACE,
 			  dif_task_params->dif_on_network ? 1 : 0);
 		val = cpu_to_le32(dif_task_params->initial_ref_tag);
 		tdif_context->initial_ref_tag = val;
 		tdif_context->app_tag_mask =
 			     cpu_to_le16(dif_task_params->application_tag_mask);
 		SET_FIELD(tdif_context->flags0,
-			  TDIF_TASK_CONTEXT_HOSTGUARDTYPE,
+			  TDIF_TASK_CONTEXT_HOST_GUARD_TYPE,
 			  dif_task_params->host_guard_type);
 		SET_FIELD(tdif_context->flags0,
-			  TDIF_TASK_CONTEXT_PROTECTIONTYPE,
+			  TDIF_TASK_CONTEXT_PROTECTION_TYPE,
 			  dif_task_params->protection_type);
 		SET_FIELD(tdif_context->flags0,
-			  TDIF_TASK_CONTEXT_INITIALREFTAGVALID,
+			  TDIF_TASK_CONTEXT_INITIAL_REF_TAG_VALID,
 			  dif_task_params->initial_ref_tag_is_valid ? 1 : 0);
 		SET_FIELD(tdif_context->flags0,
-			  TDIF_TASK_CONTEXT_KEEPREFTAGCONST,
+			  TDIF_TASK_CONTEXT_KEEP_REF_TAG_CONST,
 			  dif_task_params->keep_ref_tag_const ? 1 : 0);
-		SET_FIELD(tdif_context->flags1, TDIF_TASK_CONTEXT_VALIDATEGUARD,
+		SET_FIELD(tdif_context->flags1,
+			  TDIF_TASK_CONTEXT_VALIDATE_GUARD,
 			  (dif_task_params->validate_guard &&
 			   dif_task_params->dif_on_host) ? 1 : 0);
 		SET_FIELD(tdif_context->flags1,
-			  TDIF_TASK_CONTEXT_VALIDATEAPPTAG,
+			  TDIF_TASK_CONTEXT_VALIDATE_APP_TAG,
 			  (dif_task_params->validate_app_tag &&
 			  dif_task_params->dif_on_host) ? 1 : 0);
 		SET_FIELD(tdif_context->flags1,
-			  TDIF_TASK_CONTEXT_VALIDATEREFTAG,
+			  TDIF_TASK_CONTEXT_VALIDATE_REF_TAG,
 			  (dif_task_params->validate_ref_tag &&
 			   dif_task_params->dif_on_host) ? 1 : 0);
 		SET_FIELD(tdif_context->flags1,
-			  TDIF_TASK_CONTEXT_FORWARDAPPTAGWITHMASK,
+			  TDIF_TASK_CONTEXT_FORWARD_APP_TAG_WITH_MASK,
 			  dif_task_params->forward_app_tag_with_mask ? 1 : 0);
 		SET_FIELD(tdif_context->flags1,
-			  TDIF_TASK_CONTEXT_FORWARDREFTAGWITHMASK,
+			  TDIF_TASK_CONTEXT_FORWARD_REF_TAG_WITH_MASK,
 			  dif_task_params->forward_ref_tag_with_mask ? 1 : 0);
 		SET_FIELD(tdif_context->flags1,
-			  TDIF_TASK_CONTEXT_REFTAGMASK,
+			  TDIF_TASK_CONTEXT_REF_TAG_MASK,
 			  dif_task_params->ref_tag_mask);
 		SET_FIELD(tdif_context->flags0,
-			  TDIF_TASK_CONTEXT_IGNOREAPPTAG,
+			  TDIF_TASK_CONTEXT_IGNORE_APP_TAG,
 			  dif_task_params->ignore_app_tag ? 1 : 0);
 	}
 }
@@ -494,19 +500,33 @@ static int init_rw_iscsi_task(struct iscsi_task_params *task_params,
 
 	cxt = task_params->context;
 
-	val = cpu_to_le32(task_size);
-	cxt->ystorm_st_context.pdu_hdr.cmd.expected_transfer_length = val;
-	init_initiator_rw_cdb_ystorm_context(&cxt->ystorm_st_context,
-					     cmd_params);
-	val = cpu_to_le32(cmd_params->sense_data_buffer_phys_addr.lo);
-	cxt->mstorm_st_context.sense_db.lo = val;
 
-	val = cpu_to_le32(cmd_params->sense_data_buffer_phys_addr.hi);
-	cxt->mstorm_st_context.sense_db.hi = val;
+	if (task_type == ISCSI_TASK_TYPE_TARGET_READ) {
+		set_local_completion_context(cxt);
+	} else if (task_type == ISCSI_TASK_TYPE_TARGET_WRITE) {
+		val = cpu_to_le32(task_size +
+			   ((struct iscsi_r2t_hdr *)pdu_header)->buffer_offset);
+		cxt->ystorm_st_context.pdu_hdr.r2t.desired_data_trns_len = val;
+		cxt->mstorm_st_context.expected_itt =
+						   cpu_to_le32(pdu_header->itt);
+	} else {
+		val = cpu_to_le32(task_size);
+		cxt->ystorm_st_context.pdu_hdr.cmd.expected_transfer_length =
+									    val;
+		init_initiator_rw_cdb_ystorm_context(&cxt->ystorm_st_context,
+						     cmd_params);
+		val = cpu_to_le32(cmd_params->sense_data_buffer_phys_addr.lo);
+		cxt->mstorm_st_context.sense_db.lo = val;
+
+		val = cpu_to_le32(cmd_params->sense_data_buffer_phys_addr.hi);
+		cxt->mstorm_st_context.sense_db.hi = val;
+	}
 
 	if (task_params->tx_io_size) {
 		init_dif_context_flags(&cxt->ystorm_st_context.state.dif_flags,
 				       dif_task_params);
+		init_dif_context_flags(&cxt->ustorm_st_context.dif_flags,
+				       dif_task_params);
 		init_scsi_sgl_context(&cxt->ystorm_st_context.state.sgl_params,
 				      &cxt->ystorm_st_context.state.data_desc,
 				      sgl_task_params);