15df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar/* 25df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * Copyright 2008 Cisco Systems, Inc. All rights reserved. 35df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * Copyright 2007 Nuova Systems, Inc. All rights reserved. 45df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * 55df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * This program is free software; you may redistribute it and/or modify 65df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * it under the terms of the GNU General Public License as published by 75df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * the Free Software Foundation; version 2 of the License. 85df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * 95df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 105df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 115df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 125df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 135df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 145df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 155df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 165df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * SOFTWARE. 175df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar */ 185df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <linux/module.h> 195df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <linux/mempool.h> 205df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <linux/string.h> 215a0e3ad6af8660be21ca98a971cd00f331318c05Tejun Heo#include <linux/slab.h> 225df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <linux/errno.h> 235df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <linux/init.h> 245df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <linux/pci.h> 255df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <linux/skbuff.h> 265df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <linux/interrupt.h> 275df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <linux/spinlock.h> 285df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <linux/workqueue.h> 2978112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt#include <linux/if_ether.h> 3078112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt#include <scsi/fc/fc_fip.h> 315df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <scsi/scsi_host.h> 325df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <scsi/scsi_transport.h> 335df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <scsi/scsi_transport_fc.h> 345df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <scsi/scsi_tcq.h> 355df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <scsi/libfc.h> 365df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include <scsi/fc_frame.h> 375df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 385df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include "vnic_dev.h" 395df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include "vnic_intr.h" 405df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include "vnic_stats.h" 415df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include "fnic_io.h" 42d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel#include "fnic_fip.h" 435df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#include "fnic.h" 445df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 455df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#define PCI_DEVICE_ID_CISCO_FNIC 0x0045 465df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 475df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar/* Timer to poll notification area for events. Used for MSI interrupts */ 485df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar#define FNIC_NOTIFY_TIMER_PERIOD (2 * HZ) 495df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 505df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic struct kmem_cache *fnic_sgl_cache[FNIC_SGL_NUM_CACHES]; 515df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic struct kmem_cache *fnic_io_req_cache; 525df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet JoglekarLIST_HEAD(fnic_list); 535df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet JoglekarDEFINE_SPINLOCK(fnic_list_lock); 545df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 555df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar/* Supported devices by fnic module */ 565df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic struct pci_device_id fnic_id_table[] = { 575df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar { PCI_DEVICE(PCI_VENDOR_ID_CISCO, PCI_DEVICE_ID_CISCO_FNIC) }, 585df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar { 0, } 595df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar}; 605df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 615df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet JoglekarMODULE_DESCRIPTION(DRV_DESCRIPTION); 625df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet JoglekarMODULE_AUTHOR("Abhijeet Joglekar <abjoglek@cisco.com>, " 635df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "Joseph R. Eykholt <jeykholt@cisco.com>"); 645df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet JoglekarMODULE_LICENSE("GPL v2"); 655df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet JoglekarMODULE_VERSION(DRV_VERSION); 665df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet JoglekarMODULE_DEVICE_TABLE(pci, fnic_id_table); 675df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 685df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarunsigned int fnic_log_level; 695df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarmodule_param(fnic_log_level, int, S_IRUGO|S_IWUSR); 705df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet JoglekarMODULE_PARM_DESC(fnic_log_level, "bit mask of fnic logging levels"); 715df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 724d7007b49d523d8f954ae047118d82c130f673ceHiral Patelunsigned int fnic_trace_max_pages = 16; 734d7007b49d523d8f954ae047118d82c130f673ceHiral Patelmodule_param(fnic_trace_max_pages, uint, S_IRUGO|S_IWUSR); 744d7007b49d523d8f954ae047118d82c130f673ceHiral PatelMODULE_PARM_DESC(fnic_trace_max_pages, "Total allocated memory pages " 754d7007b49d523d8f954ae047118d82c130f673ceHiral Patel "for fnic trace buffer"); 765df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 77abb14148c0f850e7201efc3e7aea1762f993606bHiral Shahunsigned int fnic_fc_trace_max_pages = 64; 78abb14148c0f850e7201efc3e7aea1762f993606bHiral Shahmodule_param(fnic_fc_trace_max_pages, uint, S_IRUGO|S_IWUSR); 79abb14148c0f850e7201efc3e7aea1762f993606bHiral ShahMODULE_PARM_DESC(fnic_fc_trace_max_pages, 80abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah "Total allocated memory pages for fc trace buffer"); 81abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah 82fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patelstatic unsigned int fnic_max_qdepth = FNIC_DFLT_QUEUE_DEPTH; 83fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patelmodule_param(fnic_max_qdepth, uint, S_IRUGO|S_IWUSR); 84fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral PatelMODULE_PARM_DESC(fnic_max_qdepth, "Queue depth to report for each LUN"); 85fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel 865df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic struct libfc_function_template fnic_transport_template = { 875df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .frame_send = fnic_send, 8878112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt .lport_set_port_id = fnic_set_port_id, 895df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .fcp_abort_io = fnic_empty_scsi_cleanup, 905df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .fcp_cleanup = fnic_empty_scsi_cleanup, 915df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .exch_mgr_reset = fnic_exch_mgr_reset 925df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar}; 935df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 945df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic int fnic_slave_alloc(struct scsi_device *sdev) 955df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 965df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct fc_rport *rport = starget_to_rport(scsi_target(sdev)); 975df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 985df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar sdev->tagged_supported = 1; 995df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1005df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!rport || fc_remote_port_chkready(rport)) 1015df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return -ENXIO; 1025df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 103fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel scsi_activate_tcq(sdev, fnic_max_qdepth); 1045df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return 0; 1055df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 1065df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1075df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic struct scsi_host_template fnic_host_template = { 1085df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .module = THIS_MODULE, 1095df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .name = DRV_NAME, 1105df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .queuecommand = fnic_queuecommand, 1115df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .eh_abort_handler = fnic_abort_cmd, 1125df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .eh_device_reset_handler = fnic_device_reset, 1135df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .eh_host_reset_handler = fnic_host_reset, 1145df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .slave_alloc = fnic_slave_alloc, 1155df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .change_queue_depth = fc_change_queue_depth, 1165df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .change_queue_type = fc_change_queue_type, 1175df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .this_id = -1, 1185df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .cmd_per_lun = 3, 119c8ff03c6da96850e19fcaf359d1ae408308ad9d0Hiral Shah .can_queue = FNIC_DFLT_IO_REQ, 1205df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .use_clustering = ENABLE_CLUSTERING, 1215df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .sg_tablesize = FNIC_MAX_SG_DESC_CNT, 1225df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .max_sectors = 0xffff, 1235df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .shost_attrs = fnic_attrs, 1245df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar}; 1255df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1268196a934eea3810be6243b307b336136d63bbc48Mike Christiestatic void 127485868208ee833628d49f81b4609001749d92d56Mike Christiefnic_set_rport_dev_loss_tmo(struct fc_rport *rport, u32 timeout) 1288196a934eea3810be6243b307b336136d63bbc48Mike Christie{ 129485868208ee833628d49f81b4609001749d92d56Mike Christie if (timeout) 130485868208ee833628d49f81b4609001749d92d56Mike Christie rport->dev_loss_tmo = timeout; 131485868208ee833628d49f81b4609001749d92d56Mike Christie else 132485868208ee833628d49f81b4609001749d92d56Mike Christie rport->dev_loss_tmo = 1; 1338196a934eea3810be6243b307b336136d63bbc48Mike Christie} 1348196a934eea3810be6243b307b336136d63bbc48Mike Christie 1355df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic void fnic_get_host_speed(struct Scsi_Host *shost); 1365df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic struct scsi_transport_template *fnic_fc_transport; 1375df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic struct fc_host_statistics *fnic_get_stats(struct Scsi_Host *); 1381adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musinistatic void fnic_reset_host_stats(struct Scsi_Host *); 1395df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1405df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic struct fc_function_template fnic_fc_functions = { 1415df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1425df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_node_name = 1, 1435df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_port_name = 1, 1445df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_supported_classes = 1, 1455df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_supported_fc4s = 1, 1465df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_active_fc4s = 1, 1475df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_maxframe_size = 1, 1485df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_port_id = 1, 1495df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_supported_speeds = 1, 1505df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .get_host_speed = fnic_get_host_speed, 1515df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_speed = 1, 1525df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_port_type = 1, 1535df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .get_host_port_state = fc_get_host_port_state, 1545df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_port_state = 1, 1555df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_symbolic_name = 1, 1565df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_rport_maxframe_size = 1, 1575df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_rport_supported_classes = 1, 1585df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_host_fabric_name = 1, 1595df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_starget_node_name = 1, 1605df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_starget_port_name = 1, 1615df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_starget_port_id = 1, 1625df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .show_rport_dev_loss_tmo = 1, 163485868208ee833628d49f81b4609001749d92d56Mike Christie .set_rport_dev_loss_tmo = fnic_set_rport_dev_loss_tmo, 1645df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .issue_fc_host_lip = fnic_reset, 1655df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .get_fc_host_stats = fnic_get_stats, 1661adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini .reset_fc_host_stats = fnic_reset_host_stats, 1675df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .dd_fcrport_size = sizeof(struct fc_rport_libfc_priv), 1685df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .terminate_rport_io = fnic_terminate_rport_io, 16976d8737c9dda1593d52887c8a11bf3359e447896Joe Eykholt .bsg_request = fc_lport_bsg_request, 1705df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar}; 1715df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1725df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic void fnic_get_host_speed(struct Scsi_Host *shost) 1735df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 1745df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct fc_lport *lp = shost_priv(shost); 1755df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct fnic *fnic = lport_priv(lp); 1765df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar u32 port_speed = vnic_dev_port_speed(fnic->vdev); 1775df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1785df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Add in other values as they get defined in fw */ 1795df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar switch (port_speed) { 1805df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar case 10000: 1815df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_host_speed(shost) = FC_PORTSPEED_10GBIT; 1825df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar break; 1835df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar default: 1845df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_host_speed(shost) = FC_PORTSPEED_10GBIT; 1855df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar break; 1865df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 1875df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 1885df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1895df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic struct fc_host_statistics *fnic_get_stats(struct Scsi_Host *host) 1905df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 1915df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int ret; 1925df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct fc_lport *lp = shost_priv(host); 1935df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct fnic *fnic = lport_priv(lp); 1945df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct fc_host_statistics *stats = &lp->host_stats; 1955df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct vnic_stats *vs; 1965df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar unsigned long flags; 1975df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1985df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (time_before(jiffies, fnic->stats_time + HZ / FNIC_STATS_RATE_LIMIT)) 1995df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return stats; 2005df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->stats_time = jiffies; 2015df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 2025df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_irqsave(&fnic->fnic_lock, flags); 2035df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar ret = vnic_dev_stats_dump(fnic->vdev, &fnic->stats); 2045df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_unlock_irqrestore(&fnic->fnic_lock, flags); 2055df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 2065df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (ret) { 2075df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar FNIC_MAIN_DBG(KERN_DEBUG, fnic->lport->host, 2085df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "fnic: Get vnic stats failed" 2095df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar " 0x%x", ret); 2105df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return stats; 2115df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 2125df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vs = fnic->stats; 2135df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar stats->tx_frames = vs->tx.tx_unicast_frames_ok; 2145df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar stats->tx_words = vs->tx.tx_unicast_bytes_ok / 4; 2155df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar stats->rx_frames = vs->rx.rx_unicast_frames_ok; 2165df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar stats->rx_words = vs->rx.rx_unicast_bytes_ok / 4; 2175df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar stats->error_frames = vs->tx.tx_errors + vs->rx.rx_errors; 2185df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar stats->dumped_frames = vs->tx.tx_drops + vs->rx.rx_drop; 2195df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar stats->invalid_crc_count = vs->rx.rx_crc_errors; 2201adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->seconds_since_last_reset = 2211adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini (jiffies - fnic->stats_reset_time) / HZ; 2225df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar stats->fcp_input_megabytes = div_u64(fnic->fcp_input_bytes, 1000000); 2235df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar stats->fcp_output_megabytes = div_u64(fnic->fcp_output_bytes, 1000000); 2245df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 2255df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return stats; 2265df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 2275df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 2281adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini/* 2291adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini * fnic_dump_fchost_stats 2301adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini * note : dumps fc_statistics into system logs 2311adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini */ 2321adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musinivoid fnic_dump_fchost_stats(struct Scsi_Host *host, 2331adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini struct fc_host_statistics *stats) 2341adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini{ 2351adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2361adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: seconds since last reset = %llu\n", 2371adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->seconds_since_last_reset); 2381adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2391adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: tx frames = %llu\n", 2401adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->tx_frames); 2411adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2421adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: tx words = %llu\n", 2431adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->tx_words); 2441adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2451adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: rx frames = %llu\n", 2461adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->rx_frames); 2471adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2481adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: rx words = %llu\n", 2491adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->rx_words); 2501adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2511adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: lip count = %llu\n", 2521adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->lip_count); 2531adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2541adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: nos count = %llu\n", 2551adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->nos_count); 2561adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2571adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: error frames = %llu\n", 2581adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->error_frames); 2591adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2601adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: dumped frames = %llu\n", 2611adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->dumped_frames); 2621adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2631adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: link failure count = %llu\n", 2641adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->link_failure_count); 2651adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2661adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: loss of sync count = %llu\n", 2671adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->loss_of_sync_count); 2681adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2691adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: loss of signal count = %llu\n", 2701adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->loss_of_signal_count); 2711adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2721adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: prim seq protocol err count = %llu\n", 2731adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->prim_seq_protocol_err_count); 2741adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2751adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: invalid tx word count= %llu\n", 2761adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->invalid_tx_word_count); 2771adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2781adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: invalid crc count = %llu\n", 2791adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->invalid_crc_count); 2801adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2811adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: fcp input requests = %llu\n", 2821adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->fcp_input_requests); 2831adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2841adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: fcp output requests = %llu\n", 2851adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->fcp_output_requests); 2861adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2871adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: fcp control requests = %llu\n", 2881adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->fcp_control_requests); 2891adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2901adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: fcp input megabytes = %llu\n", 2911adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->fcp_input_megabytes); 2921adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_NOTE(KERN_NOTICE, host, 2931adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: fcp output megabytes = %llu\n", 2941adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats->fcp_output_megabytes); 2951adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini return; 2961adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini} 2971adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini 2981adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini/* 2991adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini * fnic_reset_host_stats : clears host stats 3001adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini * note : called when reset_statistics set under sysfs dir 3011adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini */ 3021adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musinistatic void fnic_reset_host_stats(struct Scsi_Host *host) 3031adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini{ 3041adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini int ret; 3051adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini struct fc_lport *lp = shost_priv(host); 3061adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini struct fnic *fnic = lport_priv(lp); 3071adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini struct fc_host_statistics *stats; 3081adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini unsigned long flags; 3091adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini 3101adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini /* dump current stats, before clearing them */ 3111adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini stats = fnic_get_stats(host); 3121adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini fnic_dump_fchost_stats(host, stats); 3131adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini 3141adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini spin_lock_irqsave(&fnic->fnic_lock, flags); 3151adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini ret = vnic_dev_stats_clear(fnic->vdev); 3161adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini spin_unlock_irqrestore(&fnic->fnic_lock, flags); 3171adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini 3181adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini if (ret) { 3191adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini FNIC_MAIN_DBG(KERN_DEBUG, fnic->lport->host, 3201adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini "fnic: Reset vnic stats failed" 3211adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini " 0x%x", ret); 3221adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini return; 3231adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini } 3241adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini fnic->stats_reset_time = jiffies; 3251adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini memset(stats, 0, sizeof(*stats)); 3261adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini 3271adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini return; 3281adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini} 3291adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini 3305df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarvoid fnic_log_q_error(struct fnic *fnic) 3315df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 3325df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar unsigned int i; 3335df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar u32 error_status; 3345df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 3355df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->raw_wq_count; i++) { 3365df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar error_status = ioread32(&fnic->wq[i].ctrl->error_status); 3375df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (error_status) 3385df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 3395df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "WQ[%d] error_status" 3405df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar " %d\n", i, error_status); 3415df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 3425df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 3435df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->rq_count; i++) { 3445df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar error_status = ioread32(&fnic->rq[i].ctrl->error_status); 3455df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (error_status) 3465df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 3475df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "RQ[%d] error_status" 3485df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar " %d\n", i, error_status); 3495df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 3505df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 3515df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->wq_copy_count; i++) { 3525df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar error_status = ioread32(&fnic->wq_copy[i].ctrl->error_status); 3535df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (error_status) 3545df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 3555df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "CWQ[%d] error_status" 3565df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar " %d\n", i, error_status); 3575df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 3585df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 3595df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 3605df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarvoid fnic_handle_link_event(struct fnic *fnic) 3615df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 3625df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar unsigned long flags; 3635df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 3645df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_irqsave(&fnic->fnic_lock, flags); 3655df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (fnic->stop_rx_link_events) { 3665df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_unlock_irqrestore(&fnic->fnic_lock, flags); 3675df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return; 3685df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 3695df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_unlock_irqrestore(&fnic->fnic_lock, flags); 3705df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 3715df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar queue_work(fnic_event_queue, &fnic->link_work); 3725df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 3735df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 3745df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 3755df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic int fnic_notify_set(struct fnic *fnic) 3765df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 3775df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int err; 3785df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 3795df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar switch (vnic_dev_get_intr_mode(fnic->vdev)) { 3805df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar case VNIC_DEV_INTR_MODE_INTX: 3815df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = vnic_dev_notify_set(fnic->vdev, FNIC_INTX_NOTIFY); 3825df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar break; 3835df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar case VNIC_DEV_INTR_MODE_MSI: 3845df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = vnic_dev_notify_set(fnic->vdev, -1); 3855df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar break; 3865df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar case VNIC_DEV_INTR_MODE_MSIX: 3875df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = vnic_dev_notify_set(fnic->vdev, FNIC_MSIX_ERR_NOTIFY); 3885df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar break; 3895df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar default: 3905df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 3915df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "Interrupt mode should be set up" 3925df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar " before devcmd notify set %d\n", 3935df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_dev_get_intr_mode(fnic->vdev)); 3945df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -1; 3955df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar break; 3965df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 3975df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 3985df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return err; 3995df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 4005df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4015df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic void fnic_notify_timer(unsigned long data) 4025df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 4035df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct fnic *fnic = (struct fnic *)data; 4045df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4055df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_handle_link_event(fnic); 4065df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar mod_timer(&fnic->notify_timer, 4075df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar round_jiffies(jiffies + FNIC_NOTIFY_TIMER_PERIOD)); 4085df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 4095df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 410d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patelstatic void fnic_fip_notify_timer(unsigned long data) 411d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel{ 412d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel struct fnic *fnic = (struct fnic *)data; 413d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel 414d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel fnic_handle_fip_timer(fnic); 415d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel} 416d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel 4175df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic void fnic_notify_timer_start(struct fnic *fnic) 4185df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 4195df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar switch (vnic_dev_get_intr_mode(fnic->vdev)) { 4205df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar case VNIC_DEV_INTR_MODE_MSI: 4215df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* 4225df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * Schedule first timeout immediately. The driver is 4235df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * initiatialized and ready to look for link up notification 4245df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar */ 4255df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar mod_timer(&fnic->notify_timer, jiffies); 4265df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar break; 4275df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar default: 4285df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Using intr for notification for INTx/MSI-X */ 4295df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar break; 4305df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar }; 4315df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 4325df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4335df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic int fnic_dev_wait(struct vnic_dev *vdev, 4345df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int (*start)(struct vnic_dev *, int), 4355df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int (*finished)(struct vnic_dev *, int *), 4365df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int arg) 4375df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 4385df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar unsigned long time; 4395df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int done; 4405df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int err; 4415df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4425df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = start(vdev, arg); 4435df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) 4445df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return err; 4455df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4465df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Wait for func to complete...2 seconds max */ 4475df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar time = jiffies + (HZ * 2); 4485df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar do { 4495df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = finished(vdev, &done); 4505df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) 4515df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return err; 4525df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (done) 4535df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return 0; 4545df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar schedule_timeout_uninterruptible(HZ / 10); 4555df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } while (time_after(time, jiffies)); 4565df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4575df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return -ETIMEDOUT; 4585df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 4595df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4605df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic int fnic_cleanup(struct fnic *fnic) 4615df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 4625df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar unsigned int i; 4635df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int err; 4645df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4655df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_dev_disable(fnic->vdev); 4665df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->intr_count; i++) 4675df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_intr_mask(&fnic->intr[i]); 4685df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4695df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->rq_count; i++) { 4705df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = vnic_rq_disable(&fnic->rq[i]); 4715df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) 4725df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return err; 4735df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 4745df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->raw_wq_count; i++) { 4755df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = vnic_wq_disable(&fnic->wq[i]); 4765df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) 4775df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return err; 4785df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 4795df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->wq_copy_count; i++) { 4805df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = vnic_wq_copy_disable(&fnic->wq_copy[i]); 4815df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) 4825df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return err; 4835df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 4845df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4855df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Clean up completed IOs and FCS frames */ 4865df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_wq_copy_cmpl_handler(fnic, -1); 4875df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_wq_cmpl_handler(fnic, -1); 4885df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_rq_cmpl_handler(fnic, -1); 4895df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4905df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Clean up the IOs and FCS frames that have not completed */ 4915df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->raw_wq_count; i++) 4925df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_wq_clean(&fnic->wq[i], fnic_free_wq_buf); 4935df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->rq_count; i++) 4945df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_rq_clean(&fnic->rq[i], fnic_free_rq_buf); 4955df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->wq_copy_count; i++) 4965df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_wq_copy_clean(&fnic->wq_copy[i], 4975df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_wq_copy_cleanup_handler); 4985df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 4995df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->cq_count; i++) 5005df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_cq_clean(&fnic->cq[i]); 5015df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->intr_count; i++) 5025df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_intr_clean(&fnic->intr[i]); 5035df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5045df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar mempool_destroy(fnic->io_req_pool); 5055df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < FNIC_SGL_NUM_CACHES; i++) 5065df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar mempool_destroy(fnic->io_sgl_pool[i]); 5075df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5085df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return 0; 5095df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 5105df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5115df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic void fnic_iounmap(struct fnic *fnic) 5125df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 5135df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (fnic->bar0.vaddr) 5145df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar iounmap(fnic->bar0.vaddr); 5155df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 5165df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 51778112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt/** 51878112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt * fnic_get_mac() - get assigned data MAC address for FIP code. 51978112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt * @lport: local port. 52078112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt */ 52178112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholtstatic u8 *fnic_get_mac(struct fc_lport *lport) 52278112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt{ 52378112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt struct fnic *fnic = lport_priv(lport); 52478112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt 52578112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt return fnic->data_src_addr; 52678112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt} 52778112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt 528d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patelstatic void fnic_set_vlan(struct fnic *fnic, u16 vlan_id) 529d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel{ 530d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel u16 old_vlan; 531d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel old_vlan = vnic_dev_set_default_vlan(fnic->vdev, vlan_id); 532d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel} 533d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel 5346f039790510fd630ff348efe8c4802dbaa041fbaGreg Kroah-Hartmanstatic int fnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 5355df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 5365df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct Scsi_Host *host; 5375df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct fc_lport *lp; 5385df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct fnic *fnic; 5395df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar mempool_t *pool; 5405df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int err; 5415df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int i; 5425df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar unsigned long flags; 5435df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5445df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* 5455df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * Allocate SCSI Host and set up association between host, 5465df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * local port, and fnic 5475df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar */ 54886221969e20a2f60ce104160dc836a964974673bChris Leech lp = libfc_host_alloc(&fnic_host_template, sizeof(struct fnic)); 54986221969e20a2f60ce104160dc836a964974673bChris Leech if (!lp) { 55086221969e20a2f60ce104160dc836a964974673bChris Leech printk(KERN_ERR PFX "Unable to alloc libfc local port\n"); 5515df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -ENOMEM; 5525df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out; 5535df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 55486221969e20a2f60ce104160dc836a964974673bChris Leech host = lp->host; 5555df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic = lport_priv(lp); 5565df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->lport = lp; 55778112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt fnic->ctlr.lp = lp; 5585df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5595df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar snprintf(fnic->name, sizeof(fnic->name) - 1, "%s%d", DRV_NAME, 5605df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar host->host_no); 5615df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5625df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar host->transportt = fnic_fc_transport; 5635df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 56467125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel err = fnic_stats_debugfs_init(fnic); 56567125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel if (err) { 56667125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel shost_printk(KERN_ERR, fnic->lport->host, 56767125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel "Failed to initialize debugfs for stats\n"); 56867125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel fnic_stats_debugfs_remove(fnic); 56967125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel } 57067125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel 5715df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Setup PCI resources */ 5725df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar pci_set_drvdata(pdev, fnic); 5735df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5745df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->pdev = pdev; 5755df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5765df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = pci_enable_device(pdev); 5775df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 5785df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 5795df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "Cannot enable PCI device, aborting.\n"); 5805df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_free_hba; 5815df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 5825df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5835df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = pci_request_regions(pdev, DRV_NAME); 5845df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 5855df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 5865df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "Cannot enable PCI resources, aborting\n"); 5875df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_disable_device; 5885df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 5895df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5905df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar pci_set_master(pdev); 5915df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 5925df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Query PCI controller on system for DMA addressing 59387aa619c17976ac799b30110e830cf86d2e2e99aBrian Uchino * limitation for the device. Try 64-bit first, and 5945df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * fail to 32-bit. 5955df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar */ 59687aa619c17976ac799b30110e830cf86d2e2e99aBrian Uchino err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64)); 5975df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 598e3f47cc74bddea8121560026185ede4770170043Abhijeet Joglekar err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); 5995df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 6005df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 6015df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "No usable DMA configuration " 6025df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "aborting\n"); 6035df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_release_regions; 6045df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 605e3f47cc74bddea8121560026185ede4770170043Abhijeet Joglekar err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); 6065df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 6075df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 6085df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "Unable to obtain 32-bit DMA " 6095df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "for consistent allocations, aborting.\n"); 6105df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_release_regions; 6115df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 6125df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } else { 61387aa619c17976ac799b30110e830cf86d2e2e99aBrian Uchino err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); 6145df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 6155df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 61687aa619c17976ac799b30110e830cf86d2e2e99aBrian Uchino "Unable to obtain 64-bit DMA " 6175df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "for consistent allocations, aborting.\n"); 6185df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_release_regions; 6195df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 6205df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 6215df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 6225df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Map vNIC resources from BAR0 */ 6235df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) { 6245df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 6255df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "BAR0 not memory-map'able, aborting.\n"); 6265df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -ENODEV; 6275df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_release_regions; 6285df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 6295df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 6305df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->bar0.vaddr = pci_iomap(pdev, 0, 0); 6315df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->bar0.bus_addr = pci_resource_start(pdev, 0); 6325df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->bar0.len = pci_resource_len(pdev, 0); 6335df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 6345df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!fnic->bar0.vaddr) { 6355df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 6365df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "Cannot memory-map BAR0 res hdr, " 6375df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "aborting.\n"); 6385df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -ENODEV; 6395df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_release_regions; 6405df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 6415df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 6425df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->vdev = vnic_dev_register(NULL, fnic, pdev, &fnic->bar0); 6435df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!fnic->vdev) { 6445df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 6455df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "vNIC registration failed, " 6465df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "aborting.\n"); 6475df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -ENODEV; 6485df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_iounmap; 6495df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 6505df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 6515df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = fnic_dev_wait(fnic->vdev, vnic_dev_open, 6525df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_dev_open_done, 0); 6535df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 6545df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 6555df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "vNIC dev open failed, aborting.\n"); 6565df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_vnic_unregister; 6575df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 6585df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 6595df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = vnic_dev_init(fnic->vdev, 0); 6605df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 6615df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 6625df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "vNIC dev init failed, aborting.\n"); 6635df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_dev_close; 6645df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 6655df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 66678112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt err = vnic_dev_mac_addr(fnic->vdev, fnic->ctlr.ctl_src_addr); 6675df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 6685df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 6695df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "vNIC get MAC addr failed \n"); 6705df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_dev_close; 6715df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 67278112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt /* set data_src for point-to-point mode and to keep it non-zero */ 67378112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt memcpy(fnic->data_src_addr, fnic->ctlr.ctl_src_addr, ETH_ALEN); 6745df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 6755df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Get vNIC configuration */ 6765df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = fnic_get_vnic_config(fnic); 6775df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 6785df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 6795df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "Get vNIC configuration failed, " 6805df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "aborting.\n"); 6815df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_dev_close; 6825df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 683fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel 684fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel /* Configure Maximum Outstanding IO reqs*/ 685fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel if (fnic->config.io_throttle_count != FNIC_UCSM_DFLT_THROTTLE_CNT_BLD) { 686fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel host->can_queue = min_t(u32, FNIC_MAX_IO_REQ, 687fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel max_t(u32, FNIC_MIN_IO_REQ, 688fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel fnic->config.io_throttle_count)); 689fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel } 690fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel fnic->fnic_max_tag_id = host->can_queue; 691fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel 692fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel err = scsi_init_shared_tag_map(host, fnic->fnic_max_tag_id); 693fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel if (err) { 694fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel shost_printk(KERN_ERR, fnic->lport->host, 695fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel "Unable to alloc shared tag map\n"); 696fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel goto err_out_dev_close; 697fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel } 698fc85799ee362e3ef13b8f2f5c687101490aaaa7eHiral Patel 6995df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar host->max_lun = fnic->config.luns_per_tgt; 7005df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar host->max_id = FNIC_MAX_FCP_TARGET; 701da87bfab8a7e6cfd0e1e5c5874d7fd4f7d11e64eVasu Dev host->max_cmd_len = FCOE_MAX_CMD_LEN; 7025df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7035df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_get_res_counts(fnic); 7045df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7055df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = fnic_set_intr_mode(fnic); 7065df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 7075df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 7085df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "Failed to set intr mode, " 7095df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "aborting.\n"); 7105df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_dev_close; 7115df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 7125df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7135df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = fnic_alloc_vnic_resources(fnic); 7145df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 7155df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 7165df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "Failed to alloc vNIC resources, " 7175df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "aborting.\n"); 7182e76f7670b33a3b0bdf015ed1459e4b417a40ce0Abhijeet Joglekar goto err_out_clear_intr; 7195df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 7205df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7215df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7225df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* initialize all fnic locks */ 7235df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_init(&fnic->fnic_lock); 7245df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7255df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < FNIC_WQ_MAX; i++) 7265df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_init(&fnic->wq_lock[i]); 7275df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7285df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < FNIC_WQ_COPY_MAX; i++) { 7295df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_init(&fnic->wq_copy_lock[i]); 7305df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->wq_copy_desc_low[i] = DESC_CLEAN_LOW_WATERMARK; 7315df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->fw_ack_recd[i] = 0; 7325df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->fw_ack_index[i] = -1; 7335df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 7345df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7355df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < FNIC_IO_LOCKS; i++) 7365df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_init(&fnic->io_req_lock[i]); 7375df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7385df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->io_req_pool = mempool_create_slab_pool(2, fnic_io_req_cache); 7395df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!fnic->io_req_pool) 7405df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_free_resources; 7415df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7420c79c74272b25bbcfb0149d5a4627ed768795d2dAbhijeet Joglekar pool = mempool_create_slab_pool(2, fnic_sgl_cache[FNIC_SGL_CACHE_DFLT]); 7435df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!pool) 7445df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_free_ioreq_pool; 7455df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->io_sgl_pool[FNIC_SGL_CACHE_DFLT] = pool; 7465df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7470c79c74272b25bbcfb0149d5a4627ed768795d2dAbhijeet Joglekar pool = mempool_create_slab_pool(2, fnic_sgl_cache[FNIC_SGL_CACHE_MAX]); 7485df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!pool) 7495df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_free_dflt_pool; 7505df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->io_sgl_pool[FNIC_SGL_CACHE_MAX] = pool; 7515df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7525df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* setup vlan config, hw inserts vlan header */ 7535df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->vlan_hw_insert = 1; 7545df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->vlan_id = 0; 7555df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 75678112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt /* Initialize the FIP fcoe_ctrl struct */ 75778112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt fnic->ctlr.send = fnic_eth_send; 75878112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt fnic->ctlr.update_mac = fnic_update_mac; 75978112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt fnic->ctlr.get_src_addr = fnic_get_mac; 76078112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt if (fnic->config.flags & VFCF_FIP_CAPABLE) { 76178112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt shost_printk(KERN_INFO, fnic->lport->host, 76278112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt "firmware supports FIP\n"); 763aaa5e569ca96f5cf70202679a5864e60798b8ef6Venkata Siva Vijayendra Bhamidipati /* enable directed and multicast */ 764aaa5e569ca96f5cf70202679a5864e60798b8ef6Venkata Siva Vijayendra Bhamidipati vnic_dev_packet_filter(fnic->vdev, 1, 1, 0, 0, 0); 76578112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt vnic_dev_add_addr(fnic->vdev, FIP_ALL_ENODE_MACS); 76678112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt vnic_dev_add_addr(fnic->vdev, fnic->ctlr.ctl_src_addr); 767d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel fnic->set_vlan = fnic_set_vlan; 7683d902ac09a2812b359edf633425d1327a18399e9Joe Eykholt fcoe_ctlr_init(&fnic->ctlr, FIP_MODE_AUTO); 769d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel setup_timer(&fnic->fip_timer, fnic_fip_notify_timer, 770d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel (unsigned long)fnic); 771d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel spin_lock_init(&fnic->vlans_lock); 772d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel INIT_WORK(&fnic->fip_frame_work, fnic_handle_fip_frame); 773d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel INIT_WORK(&fnic->event_work, fnic_handle_event); 774d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel skb_queue_head_init(&fnic->fip_frame_queue); 775d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel INIT_LIST_HEAD(&fnic->evlist); 776d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel INIT_LIST_HEAD(&fnic->vlans); 77778112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt } else { 77878112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt shost_printk(KERN_INFO, fnic->lport->host, 77978112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt "firmware uses non-FIP mode\n"); 7803d902ac09a2812b359edf633425d1327a18399e9Joe Eykholt fcoe_ctlr_init(&fnic->ctlr, FIP_MODE_NON_FIP); 781c8ff03c6da96850e19fcaf359d1ae408308ad9d0Hiral Shah fnic->ctlr.state = FIP_ST_NON_FIP; 78278112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt } 7835df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->state = FNIC_IN_FC_MODE; 7845df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 78503298552cba38f7c805ed338826dc76c405465c7Hiral Patel atomic_set(&fnic->in_flight, 0); 78603298552cba38f7c805ed338826dc76c405465c7Hiral Patel fnic->state_flags = FNIC_FLAGS_NONE; 78703298552cba38f7c805ed338826dc76c405465c7Hiral Patel 7885df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Enable hardware stripping of vlan header on ingress */ 7895df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_set_nic_config(fnic, 0, 0, 0, 0, 0, 0, 1); 7905df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7915df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Setup notification buffer area */ 7925df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = fnic_notify_set(fnic); 7935df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 7945df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 7955df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "Failed to alloc notify buffer, aborting.\n"); 7965df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_free_max_pool; 7975df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 7985df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 7995df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Setup notify timer when using MSI interrupts */ 8005df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (vnic_dev_get_intr_mode(fnic->vdev) == VNIC_DEV_INTR_MODE_MSI) 8015df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar setup_timer(&fnic->notify_timer, 8025df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_notify_timer, (unsigned long)fnic); 8035df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8045df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* allocate RQ buffers and post them to RQ*/ 8055df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->rq_count; i++) { 8065df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = vnic_rq_fill(&fnic->rq[i], fnic_alloc_rq_frame); 8075df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 8085df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 8095df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "fnic_alloc_rq_frame can't alloc " 8105df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "frame\n"); 8115df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_free_rq_buf; 8125df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 8135df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 8145df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8155df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* 8165df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * Initialization done with PCI system, hardware, firmware. 8175df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * Add host to SCSI 8185df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar */ 8195df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = scsi_add_host(lp->host, &pdev->dev); 8205df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err) { 8215df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 8225df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar "fnic: scsi_add_host failed...exiting\n"); 8235df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_free_rq_buf; 8245df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 8255df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8265df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Start local port initiatialization */ 8275df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8285df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar lp->link_up = 0; 8295df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8305df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar lp->max_retry_count = fnic->config.flogi_retries; 831a366695592ebc9151dd5a248681270f0925d8324Abhijeet Joglekar lp->max_rport_retry_count = fnic->config.plogi_retries; 8325df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar lp->service_params = (FCP_SPPF_INIT_FCN | FCP_SPPF_RD_XRDY_DIS | 8335df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar FCP_SPPF_CONF_COMPL); 8345df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (fnic->config.flags & VFCF_FCP_SEQ_LVL_ERR) 8355df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar lp->service_params |= FCP_SPPF_RETRY; 8365df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8375df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar lp->boot_time = jiffies; 8385df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar lp->e_d_tov = fnic->config.ed_tov; 8395df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar lp->r_a_tov = fnic->config.ra_tov; 8405df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar lp->link_supported_speeds = FC_PORTSPEED_10GBIT; 8415df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_set_wwnn(lp, fnic->config.node_wwn); 8425df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_set_wwpn(lp, fnic->config.port_wwn); 8435df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 844e10f8c667b874a57512c936089092a3d1ef7ab8aJoe Eykholt fcoe_libfc_config(lp, &fnic->ctlr, &fnic_transport_template, 0); 8455df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 84652ff878c912215210f53c0a080552dd6ba3055a2Vasu Dev if (!fc_exch_mgr_alloc(lp, FC_CLASS_3, FCPIO_HOST_EXCH_RANGE_START, 84752ff878c912215210f53c0a080552dd6ba3055a2Vasu Dev FCPIO_HOST_EXCH_RANGE_END, NULL)) { 84852ff878c912215210f53c0a080552dd6ba3055a2Vasu Dev err = -ENOMEM; 84952ff878c912215210f53c0a080552dd6ba3055a2Vasu Dev goto err_out_remove_scsi_host; 85052ff878c912215210f53c0a080552dd6ba3055a2Vasu Dev } 85152ff878c912215210f53c0a080552dd6ba3055a2Vasu Dev 852c693a71d2556128ef0b5b2440f0b579cd42c425dVenkata Siva Vijayendra Bhamidipati fc_lport_init_stats(lp); 8531adee040114461787c031a792a9392a8b4866fc3Narsimhulu Musini fnic->stats_reset_time = jiffies; 854c693a71d2556128ef0b5b2440f0b579cd42c425dVenkata Siva Vijayendra Bhamidipati 8555df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_lport_config(lp); 8565df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8575df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (fc_set_mfs(lp, fnic->config.maxdatafieldsize + 8585df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar sizeof(struct fc_frame_header))) { 8595df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -EINVAL; 8605df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_out_free_exch_mgr; 8615df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 8625df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_host_maxframe_size(lp->host) = lp->mfs; 863485868208ee833628d49f81b4609001749d92d56Mike Christie fc_host_dev_loss_tmo(lp->host) = fnic->config.port_down_timeout / 1000; 8645df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8655df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar sprintf(fc_host_symbolic_name(lp->host), 8665df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar DRV_NAME " v" DRV_VERSION " over %s", fnic->name); 8675df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8685df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_irqsave(&fnic_list_lock, flags); 8695df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar list_add_tail(&fnic->list, &fnic_list); 8705df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_unlock_irqrestore(&fnic_list_lock, flags); 8715df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8725df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar INIT_WORK(&fnic->link_work, fnic_handle_link); 8735df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar INIT_WORK(&fnic->frame_work, fnic_handle_frame); 8745df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar skb_queue_head_init(&fnic->frame_queue); 87578112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt skb_queue_head_init(&fnic->tx_queue); 8765df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8775df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Enable all queues */ 8785df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->raw_wq_count; i++) 8795df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_wq_enable(&fnic->wq[i]); 8805df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->rq_count; i++) 8815df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_rq_enable(&fnic->rq[i]); 8825df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->wq_copy_count; i++) 8835df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_wq_copy_enable(&fnic->wq_copy[i]); 8845df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8855df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_fabric_login(lp); 8865df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8875df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_dev_enable(fnic->vdev); 8882e76f7670b33a3b0bdf015ed1459e4b417a40ce0Abhijeet Joglekar 8892e76f7670b33a3b0bdf015ed1459e4b417a40ce0Abhijeet Joglekar err = fnic_request_intr(fnic); 8902e76f7670b33a3b0bdf015ed1459e4b417a40ce0Abhijeet Joglekar if (err) { 8912e76f7670b33a3b0bdf015ed1459e4b417a40ce0Abhijeet Joglekar shost_printk(KERN_ERR, fnic->lport->host, 8922e76f7670b33a3b0bdf015ed1459e4b417a40ce0Abhijeet Joglekar "Unable to request irq.\n"); 8932e76f7670b33a3b0bdf015ed1459e4b417a40ce0Abhijeet Joglekar goto err_out_free_exch_mgr; 8942e76f7670b33a3b0bdf015ed1459e4b417a40ce0Abhijeet Joglekar } 8952e76f7670b33a3b0bdf015ed1459e4b417a40ce0Abhijeet Joglekar 8965df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->intr_count; i++) 8975df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_intr_unmask(&fnic->intr[i]); 8985df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 8995df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_notify_timer_start(fnic); 9005df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 9015df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return 0; 9025df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 9035df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_free_exch_mgr: 90452ff878c912215210f53c0a080552dd6ba3055a2Vasu Dev fc_exch_mgr_free(lp); 9055df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_remove_scsi_host: 90678112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt fc_remove_host(lp->host); 90778112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt scsi_remove_host(lp->host); 9085df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_free_rq_buf: 9095df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar for (i = 0; i < fnic->rq_count; i++) 9105df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_rq_clean(&fnic->rq[i], fnic_free_rq_buf); 9115df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_dev_notify_unset(fnic->vdev); 9125df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_free_max_pool: 9135df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar mempool_destroy(fnic->io_sgl_pool[FNIC_SGL_CACHE_MAX]); 9145df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_free_dflt_pool: 9155df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar mempool_destroy(fnic->io_sgl_pool[FNIC_SGL_CACHE_DFLT]); 9165df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_free_ioreq_pool: 9175df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar mempool_destroy(fnic->io_req_pool); 9185df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_free_resources: 9195df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_free_vnic_resources(fnic); 9205df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_clear_intr: 9215df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_clear_intr_mode(fnic); 9225df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_dev_close: 9235df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_dev_close(fnic->vdev); 9245df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_vnic_unregister: 9255df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_dev_unregister(fnic->vdev); 9265df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_iounmap: 9275df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_iounmap(fnic); 9285df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_release_regions: 9295df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar pci_release_regions(pdev); 9305df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_disable_device: 9315df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar pci_disable_device(pdev); 9325df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out_free_hba: 93367125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel fnic_stats_debugfs_remove(fnic); 9345df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar scsi_host_put(lp->host); 9355df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_out: 9365df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return err; 9375df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 9385df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 9396f039790510fd630ff348efe8c4802dbaa041fbaGreg Kroah-Hartmanstatic void fnic_remove(struct pci_dev *pdev) 9405df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 9415df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar struct fnic *fnic = pci_get_drvdata(pdev); 94278112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt struct fc_lport *lp = fnic->lport; 9435df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar unsigned long flags; 9445df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 9455df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* 9465df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * Mark state so that the workqueue thread stops forwarding 9475df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * received frames and link events to the local port. ISR and 9485df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * other threads that can queue work items will also stop 9495df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * creating work items on the fnic workqueue 9505df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar */ 9515df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_irqsave(&fnic->fnic_lock, flags); 9525df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->stop_rx_link_events = 1; 9535df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_unlock_irqrestore(&fnic->fnic_lock, flags); 9545df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 9555df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (vnic_dev_get_intr_mode(fnic->vdev) == VNIC_DEV_INTR_MODE_MSI) 9565df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar del_timer_sync(&fnic->notify_timer); 9575df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 9585df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* 9595df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * Flush the fnic event queue. After this call, there should 9605df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * be no event queued for this fnic device in the workqueue 9615df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar */ 9625df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar flush_workqueue(fnic_event_queue); 9635df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar skb_queue_purge(&fnic->frame_queue); 96478112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt skb_queue_purge(&fnic->tx_queue); 9655df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 966d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel if (fnic->config.flags & VFCF_FIP_CAPABLE) { 967d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel del_timer_sync(&fnic->fip_timer); 968d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel skb_queue_purge(&fnic->fip_frame_queue); 969d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel fnic_fcoe_reset_vlans(fnic); 970d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel fnic_fcoe_evlist_free(fnic); 971d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel } 972d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel 9735df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* 9745df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * Log off the fabric. This stops all remote ports, dns port, 9755df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * logs off the fabric. This flushes all rport, disc, lport work 9765df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * before returning 9775df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar */ 9785df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_fabric_logoff(fnic->lport); 9795df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 9805df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_irqsave(&fnic->fnic_lock, flags); 9815df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic->in_remove = 1; 9825df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_unlock_irqrestore(&fnic->fnic_lock, flags); 9835df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 98478112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt fcoe_ctlr_destroy(&fnic->ctlr); 98578112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt fc_lport_destroy(lp); 98667125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel fnic_stats_debugfs_remove(fnic); 9875df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 9885df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* 9895df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * This stops the fnic device, masks all interrupts. Completed 9905df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * CQ entries are drained. Posted WQ/RQ/Copy-WQ entries are 9915df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar * cleaned up 9925df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar */ 9935df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_cleanup(fnic); 9945df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 9955df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar BUG_ON(!skb_queue_empty(&fnic->frame_queue)); 99678112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt BUG_ON(!skb_queue_empty(&fnic->tx_queue)); 9975df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 9985df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_irqsave(&fnic_list_lock, flags); 9995df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar list_del(&fnic->list); 10005df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_unlock_irqrestore(&fnic_list_lock, flags); 10015df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 10025df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_remove_host(fnic->lport->host); 10035df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar scsi_remove_host(fnic->lport->host); 100452ff878c912215210f53c0a080552dd6ba3055a2Vasu Dev fc_exch_mgr_free(fnic->lport); 10055df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_dev_notify_unset(fnic->vdev); 10065df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_free_intr(fnic); 10072e76f7670b33a3b0bdf015ed1459e4b417a40ce0Abhijeet Joglekar fnic_free_vnic_resources(fnic); 10085df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_clear_intr_mode(fnic); 10095df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_dev_close(fnic->vdev); 10105df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar vnic_dev_unregister(fnic->vdev); 10115df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_iounmap(fnic); 10125df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar pci_release_regions(pdev); 10135df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar pci_disable_device(pdev); 101478112e5558064cb4d2e355aed87b2036fcdfe3ddJoe Eykholt scsi_host_put(lp->host); 10155df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 10165df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 10175df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic struct pci_driver fnic_driver = { 10185df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .name = DRV_NAME, 10195df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .id_table = fnic_id_table, 10205df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar .probe = fnic_probe, 10216f039790510fd630ff348efe8c4802dbaa041fbaGreg Kroah-Hartman .remove = fnic_remove, 10225df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar}; 10235df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 10245df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic int __init fnic_init_module(void) 10255df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 10265df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar size_t len; 10275df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar int err = 0; 10285df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 10295df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar printk(KERN_INFO PFX "%s, ver %s\n", DRV_DESCRIPTION, DRV_VERSION); 10305df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 103167125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel /* Create debugfs entries for fnic */ 103267125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel err = fnic_debugfs_init(); 103367125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel if (err < 0) { 103467125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel printk(KERN_ERR PFX "Failed to create fnic directory " 103567125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel "for tracing and stats logging\n"); 103667125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel fnic_debugfs_terminate(); 103767125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel } 103867125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel 10394d7007b49d523d8f954ae047118d82c130f673ceHiral Patel /* Allocate memory for trace buffer */ 10404d7007b49d523d8f954ae047118d82c130f673ceHiral Patel err = fnic_trace_buf_init(); 10414d7007b49d523d8f954ae047118d82c130f673ceHiral Patel if (err < 0) { 1042abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah printk(KERN_ERR PFX 1043abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah "Trace buffer initialization Failed. " 1044abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah "Fnic Tracing utility is disabled\n"); 10454d7007b49d523d8f954ae047118d82c130f673ceHiral Patel fnic_trace_free(); 10464d7007b49d523d8f954ae047118d82c130f673ceHiral Patel } 10474d7007b49d523d8f954ae047118d82c130f673ceHiral Patel 1048abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah /* Allocate memory for fc trace buffer */ 1049abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah err = fnic_fc_trace_init(); 1050abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah if (err < 0) { 1051abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah printk(KERN_ERR PFX "FC trace buffer initialization Failed " 1052abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah "FC frame tracing utility is disabled\n"); 1053abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah fnic_fc_trace_free(); 1054abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah } 1055abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah 10565df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Create a cache for allocation of default size sgls */ 10575df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar len = sizeof(struct fnic_dflt_sgl_list); 10585df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_sgl_cache[FNIC_SGL_CACHE_DFLT] = kmem_cache_create 10595df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar ("fnic_sgl_dflt", len + FNIC_SG_DESC_ALIGN, FNIC_SG_DESC_ALIGN, 10600c79c74272b25bbcfb0149d5a4627ed768795d2dAbhijeet Joglekar SLAB_HWCACHE_ALIGN, 10615df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar NULL); 10625df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!fnic_sgl_cache[FNIC_SGL_CACHE_DFLT]) { 10635df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar printk(KERN_ERR PFX "failed to create fnic dflt sgl slab\n"); 10645df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -ENOMEM; 10655df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_create_fnic_sgl_slab_dflt; 10665df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 10675df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 10685df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Create a cache for allocation of max size sgls*/ 10695df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar len = sizeof(struct fnic_sgl_list); 10705df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_sgl_cache[FNIC_SGL_CACHE_MAX] = kmem_cache_create 10715df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar ("fnic_sgl_max", len + FNIC_SG_DESC_ALIGN, FNIC_SG_DESC_ALIGN, 1072d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel SLAB_HWCACHE_ALIGN, 1073d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel NULL); 10745df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!fnic_sgl_cache[FNIC_SGL_CACHE_MAX]) { 10755df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar printk(KERN_ERR PFX "failed to create fnic max sgl slab\n"); 10765df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -ENOMEM; 10775df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_create_fnic_sgl_slab_max; 10785df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 10795df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 10805df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* Create a cache of io_req structs for use via mempool */ 10815df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_io_req_cache = kmem_cache_create("fnic_io_req", 10825df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar sizeof(struct fnic_io_req), 10835df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 0, SLAB_HWCACHE_ALIGN, NULL); 10845df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!fnic_io_req_cache) { 10855df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar printk(KERN_ERR PFX "failed to create fnic io_req slab\n"); 10865df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -ENOMEM; 10875df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_create_fnic_ioreq_slab; 10885df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 10895df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 10905df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_event_queue = create_singlethread_workqueue("fnic_event_wq"); 10915df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!fnic_event_queue) { 10925df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar printk(KERN_ERR PFX "fnic work queue create failed\n"); 10935df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -ENOMEM; 10945df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_create_fnic_workq; 10955df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 10965df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 10975df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar spin_lock_init(&fnic_list_lock); 10985df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar INIT_LIST_HEAD(&fnic_list); 10995df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1100e09056b25c38357df5c01985a0b3af608bccbfc0Chris Leech fnic_fip_queue = create_singlethread_workqueue("fnic_fip_q"); 1101e09056b25c38357df5c01985a0b3af608bccbfc0Chris Leech if (!fnic_fip_queue) { 1102e09056b25c38357df5c01985a0b3af608bccbfc0Chris Leech printk(KERN_ERR PFX "fnic FIP work queue create failed\n"); 1103e09056b25c38357df5c01985a0b3af608bccbfc0Chris Leech err = -ENOMEM; 1104e09056b25c38357df5c01985a0b3af608bccbfc0Chris Leech goto err_create_fip_workq; 1105e09056b25c38357df5c01985a0b3af608bccbfc0Chris Leech } 1106e09056b25c38357df5c01985a0b3af608bccbfc0Chris Leech 11075df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fnic_fc_transport = fc_attach_transport(&fnic_fc_functions); 11085df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (!fnic_fc_transport) { 11095df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar printk(KERN_ERR PFX "fc_attach_transport error\n"); 11105df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = -ENOMEM; 11115df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_fc_transport; 11125df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 11135df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 11145df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar /* register the driver with PCI system */ 11155df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar err = pci_register_driver(&fnic_driver); 11165df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar if (err < 0) { 11175df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar printk(KERN_ERR PFX "pci register error\n"); 11185df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar goto err_pci_register; 11195df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar } 11205df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return err; 11215df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 11225df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_pci_register: 11235df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_release_transport(fnic_fc_transport); 11245df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_fc_transport: 1125e09056b25c38357df5c01985a0b3af608bccbfc0Chris Leech destroy_workqueue(fnic_fip_queue); 1126e09056b25c38357df5c01985a0b3af608bccbfc0Chris Leecherr_create_fip_workq: 11275df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar destroy_workqueue(fnic_event_queue); 11285df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_create_fnic_workq: 11295df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar kmem_cache_destroy(fnic_io_req_cache); 11305df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_create_fnic_ioreq_slab: 11315df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar kmem_cache_destroy(fnic_sgl_cache[FNIC_SGL_CACHE_MAX]); 11325df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_create_fnic_sgl_slab_max: 11335df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar kmem_cache_destroy(fnic_sgl_cache[FNIC_SGL_CACHE_DFLT]); 11345df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarerr_create_fnic_sgl_slab_dflt: 11354d7007b49d523d8f954ae047118d82c130f673ceHiral Patel fnic_trace_free(); 1136abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah fnic_fc_trace_free(); 113767125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel fnic_debugfs_terminate(); 11385df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar return err; 11395df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 11405df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 11415df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarstatic void __exit fnic_cleanup_module(void) 11425df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar{ 11435df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar pci_unregister_driver(&fnic_driver); 11445df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar destroy_workqueue(fnic_event_queue); 1145d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel if (fnic_fip_queue) { 1146d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel flush_workqueue(fnic_fip_queue); 1147d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel destroy_workqueue(fnic_fip_queue); 1148d3c995f1dcf938f1084388d92b8fb97bec366566Hiral Patel } 11495df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar kmem_cache_destroy(fnic_sgl_cache[FNIC_SGL_CACHE_MAX]); 11505df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar kmem_cache_destroy(fnic_sgl_cache[FNIC_SGL_CACHE_DFLT]); 11515df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar kmem_cache_destroy(fnic_io_req_cache); 11525df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar fc_release_transport(fnic_fc_transport); 11534d7007b49d523d8f954ae047118d82c130f673ceHiral Patel fnic_trace_free(); 1154abb14148c0f850e7201efc3e7aea1762f993606bHiral Shah fnic_fc_trace_free(); 115567125b0287a9e6506c4f5afca7376667bf6dab5bHiral Patel fnic_debugfs_terminate(); 11565df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar} 11575df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 11585df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarmodule_init(fnic_init_module); 11595df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekarmodule_exit(fnic_cleanup_module); 11605df6d737dd4b0fe9eccf943abb3677cfea05a6c4Abhijeet Joglekar 1161