qed: Add NVMeTCP Offload IO Level FW Initializations

This patch introduces the NVMeTCP FW initializations which is used
to initialize the IO level configuration into a per IO HW
resource ("task") as part of the IO path flow.

This includes:
- Write IO FW initialization
- Read IO FW initialization.
- IC-Req and IC-Resp FW exchange.
- FW Cleanup flow (Flush IO).

Acked-by: Igor Russkikh <irusskikh@marvell.com>
Signed-off-by: Prabhakar Kushwaha <pkushwaha@marvell.com>
Signed-off-by: Omkar Kulkarni <okulkarni@marvell.com>
Signed-off-by: Shai Malin <smalin@marvell.com>
Signed-off-by: Michal Kalderon <mkalderon@marvell.com>
Signed-off-by: Ariel Elior <aelior@marvell.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/qlogic/qed/Makefile

@@ -28,7 +28,10 @@ qed-$(CONFIG_QED_ISCSI) += qed_iscsi.o
 qed-$(CONFIG_QED_LL2) += qed_ll2.o
 qed-$(CONFIG_QED_OOO) += qed_ooo.o
 
-qed-$(CONFIG_QED_NVMETCP) += qed_nvmetcp.o
+qed-$(CONFIG_QED_NVMETCP) +=	\
+	qed_nvmetcp.o		\
+	qed_nvmetcp_fw_funcs.o	\
+	qed_nvmetcp_ip_services.o
 
 qed-$(CONFIG_QED_RDMA) +=	\
 	qed_iwarp.o		\

drivers/net/ethernet/qlogic/qed/qed_nvmetcp.c

@@ -27,6 +27,7 @@
 #include "qed_mcp.h"
 #include "qed_sp.h"
 #include "qed_reg_addr.h"
+#include "qed_nvmetcp_fw_funcs.h"
 
 static int qed_nvmetcp_async_event(struct qed_hwfn *p_hwfn, u8 fw_event_code,
 				   u16 echo, union event_ring_data *data,
@@ -809,7 +810,11 @@ static const struct qed_nvmetcp_ops qed_nvmetcp_ops_pass = {
 	.remove_src_tcp_port_filter = &qed_llh_remove_src_tcp_port_filter,
 	.add_dst_tcp_port_filter = &qed_llh_add_dst_tcp_port_filter,
 	.remove_dst_tcp_port_filter = &qed_llh_remove_dst_tcp_port_filter,
-	.clear_all_filters = &qed_llh_clear_all_filters
+	.clear_all_filters = &qed_llh_clear_all_filters,
+	.init_read_io = &init_nvmetcp_host_read_task,
+	.init_write_io = &init_nvmetcp_host_write_task,
+	.init_icreq_exchange = &init_nvmetcp_init_conn_req_task,
+	.init_task_cleanup = &init_cleanup_task_nvmetcp
 };
 
 const struct qed_nvmetcp_ops *qed_get_nvmetcp_ops(void)