2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2013 QLogic Corporation
5 * See LICENSE.qlcnic for copyright and licensing details.
8 #include "qlcnic_sriov.h"
10 #include <linux/types.h>
12 #define QLCNIC_SRIOV_VF_MAX_MAC 1
13 #define QLC_VF_MIN_TX_RATE 100
14 #define QLC_VF_MAX_TX_RATE 9999
16 static int qlcnic_sriov_pf_get_vport_handle(struct qlcnic_adapter *, u8);
18 struct qlcnic_sriov_cmd_handler {
19 int (*fn) (struct qlcnic_bc_trans *, struct qlcnic_cmd_args *);
22 struct qlcnic_sriov_fw_cmd_handler {
24 int (*fn) (struct qlcnic_bc_trans *, struct qlcnic_cmd_args *);
27 static int qlcnic_sriov_pf_set_vport_info(struct qlcnic_adapter *adapter,
28 struct qlcnic_info *npar_info,
31 struct qlcnic_cmd_args cmd;
34 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO))
37 cmd.req.arg[1] = (vport_id << 16) | 0x1;
38 cmd.req.arg[2] = npar_info->bit_offsets;
39 cmd.req.arg[2] |= npar_info->min_tx_bw << 16;
40 cmd.req.arg[3] = npar_info->max_tx_bw | (npar_info->max_tx_ques << 16);
41 cmd.req.arg[4] = npar_info->max_tx_mac_filters;
42 cmd.req.arg[4] |= npar_info->max_rx_mcast_mac_filters << 16;
43 cmd.req.arg[5] = npar_info->max_rx_ucast_mac_filters |
44 (npar_info->max_rx_ip_addr << 16);
45 cmd.req.arg[6] = npar_info->max_rx_lro_flow |
46 (npar_info->max_rx_status_rings << 16);
47 cmd.req.arg[7] = npar_info->max_rx_buf_rings |
48 (npar_info->max_rx_ques << 16);
49 cmd.req.arg[8] = npar_info->max_tx_vlan_keys;
50 cmd.req.arg[8] |= npar_info->max_local_ipv6_addrs << 16;
51 cmd.req.arg[9] = npar_info->max_remote_ipv6_addrs;
53 err = qlcnic_issue_cmd(adapter, &cmd);
55 dev_err(&adapter->pdev->dev,
56 "Failed to set vport info, err=%d\n", err);
58 qlcnic_free_mbx_args(&cmd);
62 static int qlcnic_sriov_pf_cal_res_limit(struct qlcnic_adapter *adapter,
63 struct qlcnic_info *info, u16 func)
65 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
66 struct qlcnic_resources *res = &sriov->ff_max;
67 u32 temp, num_vf_macs, num_vfs, max;
68 int ret = -EIO, vpid, id;
69 struct qlcnic_vport *vp;
71 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, func);
75 num_vfs = sriov->num_vfs;
77 info->bit_offsets = 0xffff;
78 info->max_tx_ques = res->num_tx_queues / max;
79 info->max_rx_mcast_mac_filters = res->num_rx_mcast_mac_filters;
80 num_vf_macs = QLCNIC_SRIOV_VF_MAX_MAC;
82 if (adapter->ahw->pci_func == func) {
83 temp = res->num_rx_mcast_mac_filters - (num_vfs * num_vf_macs);
84 info->max_rx_ucast_mac_filters = temp;
85 temp = res->num_tx_mac_filters - (num_vfs * num_vf_macs);
86 info->max_tx_mac_filters = temp;
88 info->max_tx_bw = MAX_BW;
90 id = qlcnic_sriov_func_to_index(adapter, func);
93 vp = sriov->vf_info[id].vp;
94 info->min_tx_bw = vp->min_tx_bw;
95 info->max_tx_bw = vp->max_tx_bw;
96 info->max_rx_ucast_mac_filters = num_vf_macs;
97 info->max_tx_mac_filters = num_vf_macs;
100 info->max_rx_ip_addr = res->num_destip / max;
101 info->max_rx_status_rings = res->num_rx_status_rings / max;
102 info->max_rx_buf_rings = res->num_rx_buf_rings / max;
103 info->max_rx_ques = res->num_rx_queues / max;
104 info->max_rx_lro_flow = res->num_lro_flows_supported / max;
105 info->max_tx_vlan_keys = res->num_txvlan_keys;
106 info->max_local_ipv6_addrs = res->max_local_ipv6_addrs;
107 info->max_remote_ipv6_addrs = res->max_remote_ipv6_addrs;
109 ret = qlcnic_sriov_pf_set_vport_info(adapter, info, vpid);
116 static void qlcnic_sriov_pf_set_ff_max_res(struct qlcnic_adapter *adapter,
117 struct qlcnic_info *info)
119 struct qlcnic_resources *ff_max = &adapter->ahw->sriov->ff_max;
121 ff_max->num_tx_mac_filters = info->max_tx_mac_filters;
122 ff_max->num_rx_ucast_mac_filters = info->max_rx_ucast_mac_filters;
123 ff_max->num_rx_mcast_mac_filters = info->max_rx_mcast_mac_filters;
124 ff_max->num_txvlan_keys = info->max_tx_vlan_keys;
125 ff_max->num_rx_queues = info->max_rx_ques;
126 ff_max->num_tx_queues = info->max_tx_ques;
127 ff_max->num_lro_flows_supported = info->max_rx_lro_flow;
128 ff_max->num_destip = info->max_rx_ip_addr;
129 ff_max->num_rx_buf_rings = info->max_rx_buf_rings;
130 ff_max->num_rx_status_rings = info->max_rx_status_rings;
131 ff_max->max_remote_ipv6_addrs = info->max_remote_ipv6_addrs;
132 ff_max->max_local_ipv6_addrs = info->max_local_ipv6_addrs;
135 static int qlcnic_sriov_get_pf_info(struct qlcnic_adapter *adapter,
136 struct qlcnic_info *npar_info)
139 struct qlcnic_cmd_args cmd;
141 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_NIC_INFO))
144 cmd.req.arg[1] = 0x2;
145 err = qlcnic_issue_cmd(adapter, &cmd);
147 dev_err(&adapter->pdev->dev,
148 "Failed to get PF info, err=%d\n", err);
152 npar_info->total_pf = cmd.rsp.arg[2] & 0xff;
153 npar_info->total_rss_engines = (cmd.rsp.arg[2] >> 8) & 0xff;
154 npar_info->max_vports = MSW(cmd.rsp.arg[2]);
155 npar_info->max_tx_ques = LSW(cmd.rsp.arg[3]);
156 npar_info->max_tx_mac_filters = MSW(cmd.rsp.arg[3]);
157 npar_info->max_rx_mcast_mac_filters = LSW(cmd.rsp.arg[4]);
158 npar_info->max_rx_ucast_mac_filters = MSW(cmd.rsp.arg[4]);
159 npar_info->max_rx_ip_addr = LSW(cmd.rsp.arg[5]);
160 npar_info->max_rx_lro_flow = MSW(cmd.rsp.arg[5]);
161 npar_info->max_rx_status_rings = LSW(cmd.rsp.arg[6]);
162 npar_info->max_rx_buf_rings = MSW(cmd.rsp.arg[6]);
163 npar_info->max_rx_ques = LSW(cmd.rsp.arg[7]);
164 npar_info->max_tx_vlan_keys = MSW(cmd.rsp.arg[7]);
165 npar_info->max_local_ipv6_addrs = LSW(cmd.rsp.arg[8]);
166 npar_info->max_remote_ipv6_addrs = MSW(cmd.rsp.arg[8]);
168 qlcnic_sriov_pf_set_ff_max_res(adapter, npar_info);
169 dev_info(&adapter->pdev->dev,
170 "\n\ttotal_pf: %d,\n"
171 "\n\ttotal_rss_engines: %d max_vports: %d max_tx_ques %d,\n"
172 "\tmax_tx_mac_filters: %d max_rx_mcast_mac_filters: %d,\n"
173 "\tmax_rx_ucast_mac_filters: 0x%x, max_rx_ip_addr: %d,\n"
174 "\tmax_rx_lro_flow: %d max_rx_status_rings: %d,\n"
175 "\tmax_rx_buf_rings: %d, max_rx_ques: %d, max_tx_vlan_keys %d\n"
176 "\tmax_local_ipv6_addrs: %d, max_remote_ipv6_addrs: %d\n",
177 npar_info->total_pf, npar_info->total_rss_engines,
178 npar_info->max_vports, npar_info->max_tx_ques,
179 npar_info->max_tx_mac_filters,
180 npar_info->max_rx_mcast_mac_filters,
181 npar_info->max_rx_ucast_mac_filters, npar_info->max_rx_ip_addr,
182 npar_info->max_rx_lro_flow, npar_info->max_rx_status_rings,
183 npar_info->max_rx_buf_rings, npar_info->max_rx_ques,
184 npar_info->max_tx_vlan_keys, npar_info->max_local_ipv6_addrs,
185 npar_info->max_remote_ipv6_addrs);
188 qlcnic_free_mbx_args(&cmd);
192 static void qlcnic_sriov_pf_reset_vport_handle(struct qlcnic_adapter *adapter,
195 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
196 struct qlcnic_vport *vp;
199 if (adapter->ahw->pci_func == func) {
200 sriov->vp_handle = 0;
202 index = qlcnic_sriov_func_to_index(adapter, func);
205 vp = sriov->vf_info[index].vp;
210 static void qlcnic_sriov_pf_set_vport_handle(struct qlcnic_adapter *adapter,
211 u16 vport_handle, u8 func)
213 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
214 struct qlcnic_vport *vp;
217 if (adapter->ahw->pci_func == func) {
218 sriov->vp_handle = vport_handle;
220 index = qlcnic_sriov_func_to_index(adapter, func);
223 vp = sriov->vf_info[index].vp;
224 vp->handle = vport_handle;
228 static int qlcnic_sriov_pf_get_vport_handle(struct qlcnic_adapter *adapter,
231 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
232 struct qlcnic_vf_info *vf_info;
235 if (adapter->ahw->pci_func == func) {
236 return sriov->vp_handle;
238 index = qlcnic_sriov_func_to_index(adapter, func);
240 vf_info = &sriov->vf_info[index];
241 return vf_info->vp->handle;
248 static int qlcnic_sriov_pf_config_vport(struct qlcnic_adapter *adapter,
251 struct qlcnic_cmd_args cmd;
255 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_VPORT))
259 cmd.req.arg[3] = func << 8;
261 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, func);
266 cmd.req.arg[3] = ((vpid & 0xffff) << 8) | 1;
269 ret = qlcnic_issue_cmd(adapter, &cmd);
271 dev_err(&adapter->pdev->dev,
272 "Failed %s vport, err %d for func 0x%x\n",
273 (flag ? "enable" : "disable"), ret, func);
278 vpid = cmd.rsp.arg[2] & 0xffff;
279 qlcnic_sriov_pf_set_vport_handle(adapter, vpid, func);
281 qlcnic_sriov_pf_reset_vport_handle(adapter, func);
285 qlcnic_free_mbx_args(&cmd);
289 static int qlcnic_sriov_pf_cfg_vlan_filtering(struct qlcnic_adapter *adapter,
292 struct qlcnic_cmd_args cmd;
295 err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO);
299 cmd.req.arg[1] = 0x4;
301 cmd.req.arg[1] |= BIT_16;
303 err = qlcnic_issue_cmd(adapter, &cmd);
305 dev_err(&adapter->pdev->dev,
306 "Failed to configure VLAN filtering, err=%d\n", err);
308 qlcnic_free_mbx_args(&cmd);
312 static int qlcnic_sriov_pf_cfg_eswitch(struct qlcnic_adapter *adapter,
315 struct qlcnic_cmd_args cmd;
318 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_TOGGLE_ESWITCH))
321 cmd.req.arg[0] |= (3 << 29);
322 cmd.req.arg[1] = ((func & 0xf) << 2) | BIT_6 | BIT_1;
324 cmd.req.arg[1] |= BIT_0;
326 err = qlcnic_issue_cmd(adapter, &cmd);
328 if (err != QLCNIC_RCODE_SUCCESS) {
329 dev_err(&adapter->pdev->dev,
330 "Failed to enable sriov eswitch%d\n", err);
334 qlcnic_free_mbx_args(&cmd);
338 static void qlcnic_sriov_pf_del_flr_queue(struct qlcnic_adapter *adapter)
340 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
341 struct qlcnic_back_channel *bc = &sriov->bc;
344 for (i = 0; i < sriov->num_vfs; i++)
345 cancel_work_sync(&sriov->vf_info[i].flr_work);
347 destroy_workqueue(bc->bc_flr_wq);
350 static int qlcnic_sriov_pf_create_flr_queue(struct qlcnic_adapter *adapter)
352 struct qlcnic_back_channel *bc = &adapter->ahw->sriov->bc;
353 struct workqueue_struct *wq;
355 wq = create_singlethread_workqueue("qlcnic-flr");
357 dev_err(&adapter->pdev->dev, "Cannot create FLR workqueue\n");
365 void qlcnic_sriov_pf_cleanup(struct qlcnic_adapter *adapter)
367 u8 func = adapter->ahw->pci_func;
369 if (!qlcnic_sriov_enable_check(adapter))
372 qlcnic_sriov_pf_del_flr_queue(adapter);
373 qlcnic_sriov_cfg_bc_intr(adapter, 0);
374 qlcnic_sriov_pf_config_vport(adapter, 0, func);
375 qlcnic_sriov_pf_cfg_eswitch(adapter, func, 0);
376 qlcnic_sriov_pf_cfg_vlan_filtering(adapter, 0);
377 __qlcnic_sriov_cleanup(adapter);
378 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
379 clear_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state);
382 void qlcnic_sriov_pf_disable(struct qlcnic_adapter *adapter)
384 if (!qlcnic_sriov_pf_check(adapter))
387 if (!qlcnic_sriov_enable_check(adapter))
390 pci_disable_sriov(adapter->pdev);
391 netdev_info(adapter->netdev,
392 "SR-IOV is disabled successfully on port %d\n",
396 static int qlcnic_pci_sriov_disable(struct qlcnic_adapter *adapter)
398 struct net_device *netdev = adapter->netdev;
400 if (netif_running(netdev))
401 __qlcnic_down(adapter, netdev);
403 qlcnic_sriov_pf_disable(adapter);
405 qlcnic_sriov_pf_cleanup(adapter);
407 /* After disabling SRIOV re-init the driver in default mode
408 configure opmode based on op_mode of function
410 if (qlcnic_83xx_configure_opmode(adapter))
413 if (netif_running(netdev))
414 __qlcnic_up(adapter, netdev);
419 static int qlcnic_sriov_pf_init(struct qlcnic_adapter *adapter)
421 struct qlcnic_hardware_context *ahw = adapter->ahw;
422 struct qlcnic_info nic_info, pf_info, vp_info;
424 u8 func = ahw->pci_func;
426 if (!qlcnic_sriov_enable_check(adapter))
429 err = qlcnic_sriov_pf_cfg_vlan_filtering(adapter, 1);
433 err = qlcnic_sriov_pf_cfg_eswitch(adapter, func, 1);
435 goto disable_vlan_filtering;
437 err = qlcnic_sriov_pf_config_vport(adapter, 1, func);
439 goto disable_eswitch;
441 err = qlcnic_sriov_get_pf_info(adapter, &pf_info);
445 err = qlcnic_get_nic_info(adapter, &nic_info, func);
449 err = qlcnic_sriov_pf_cal_res_limit(adapter, &vp_info, func);
453 err = qlcnic_sriov_cfg_bc_intr(adapter, 1);
457 ahw->physical_port = (u8) nic_info.phys_port;
458 ahw->switch_mode = nic_info.switch_mode;
459 ahw->max_mtu = nic_info.max_mtu;
460 ahw->capabilities = nic_info.capabilities;
461 ahw->nic_mode = QLC_83XX_SRIOV_MODE;
465 qlcnic_sriov_pf_config_vport(adapter, 0, func);
468 qlcnic_sriov_pf_cfg_eswitch(adapter, func, 0);
470 disable_vlan_filtering:
471 qlcnic_sriov_pf_cfg_vlan_filtering(adapter, 0);
476 static int qlcnic_sriov_pf_enable(struct qlcnic_adapter *adapter, int num_vfs)
480 if (!qlcnic_sriov_enable_check(adapter))
483 err = pci_enable_sriov(adapter->pdev, num_vfs);
485 qlcnic_sriov_pf_cleanup(adapter);
490 static int __qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter,
495 set_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state);
496 adapter->ahw->op_mode = QLCNIC_SRIOV_PF_FUNC;
498 err = qlcnic_sriov_init(adapter, num_vfs);
502 err = qlcnic_sriov_pf_create_flr_queue(adapter);
506 err = qlcnic_sriov_pf_init(adapter);
510 err = qlcnic_sriov_pf_enable(adapter, num_vfs);
514 qlcnic_sriov_pf_del_flr_queue(adapter);
517 __qlcnic_sriov_cleanup(adapter);
520 clear_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state);
521 adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
525 static int qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter, int num_vfs)
527 struct net_device *netdev = adapter->netdev;
530 if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
532 "SR-IOV cannot be enabled, when legacy interrupts are enabled\n");
536 if (netif_running(netdev))
537 __qlcnic_down(adapter, netdev);
539 err = __qlcnic_pci_sriov_enable(adapter, num_vfs);
541 netdev_info(netdev, "Failed to enable SR-IOV on port %d\n",
545 if (qlcnic_83xx_configure_opmode(adapter))
549 "SR-IOV is enabled successfully on port %d\n",
551 /* Return number of vfs enabled */
554 if (netif_running(netdev))
555 __qlcnic_up(adapter, netdev);
561 int qlcnic_pci_sriov_configure(struct pci_dev *dev, int num_vfs)
563 struct qlcnic_adapter *adapter = pci_get_drvdata(dev);
566 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
570 err = qlcnic_pci_sriov_disable(adapter);
572 err = qlcnic_pci_sriov_enable(adapter, num_vfs);
574 clear_bit(__QLCNIC_RESETTING, &adapter->state);
578 static int qlcnic_sriov_set_vf_acl(struct qlcnic_adapter *adapter, u8 func)
580 struct qlcnic_cmd_args cmd;
581 struct qlcnic_vport *vp;
584 id = qlcnic_sriov_func_to_index(adapter, func);
588 vp = adapter->ahw->sriov->vf_info[id].vp;
589 err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO);
593 cmd.req.arg[1] = 0x3 | func << 16;
594 if (vp->vlan_mode == QLC_PVID_MODE) {
595 cmd.req.arg[2] |= BIT_6;
596 cmd.req.arg[3] |= vp->vlan << 8;
599 err = qlcnic_issue_cmd(adapter, &cmd);
601 dev_err(&adapter->pdev->dev, "Failed to set ACL, err=%d\n",
604 qlcnic_free_mbx_args(&cmd);
608 static int qlcnic_sriov_set_vf_vport_info(struct qlcnic_adapter *adapter,
611 struct qlcnic_info defvp_info;
614 err = qlcnic_sriov_pf_cal_res_limit(adapter, &defvp_info, func);
618 err = qlcnic_sriov_set_vf_acl(adapter, func);
625 static int qlcnic_sriov_pf_channel_cfg_cmd(struct qlcnic_bc_trans *trans,
626 struct qlcnic_cmd_args *cmd)
628 struct qlcnic_vf_info *vf = trans->vf;
629 struct qlcnic_adapter *adapter = vf->adapter;
631 u16 func = vf->pci_func;
633 cmd->rsp.arg[0] = trans->req_hdr->cmd_op;
634 cmd->rsp.arg[0] |= (1 << 16);
636 if (trans->req_hdr->cmd_op == QLCNIC_BC_CMD_CHANNEL_INIT) {
637 err = qlcnic_sriov_pf_config_vport(adapter, 1, func);
639 err = qlcnic_sriov_set_vf_vport_info(adapter, func);
641 qlcnic_sriov_pf_config_vport(adapter, 0, func);
644 err = qlcnic_sriov_pf_config_vport(adapter, 0, func);
650 cmd->rsp.arg[0] |= (1 << 25);
652 if (trans->req_hdr->cmd_op == QLCNIC_BC_CMD_CHANNEL_INIT)
653 set_bit(QLC_BC_VF_STATE, &vf->state);
655 clear_bit(QLC_BC_VF_STATE, &vf->state);
660 cmd->rsp.arg[0] |= (2 << 25);
664 static int qlcnic_sriov_cfg_vf_def_mac(struct qlcnic_adapter *adapter,
665 struct qlcnic_vport *vp,
666 u16 func, u16 vlan, u8 op)
668 struct qlcnic_cmd_args cmd;
669 struct qlcnic_macvlan_mbx mv;
675 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_MAC_VLAN))
678 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, func);
685 op = ((op == QLCNIC_MAC_ADD || op == QLCNIC_MAC_VLAN_ADD) ?
686 QLCNIC_MAC_VLAN_ADD : QLCNIC_MAC_VLAN_DEL);
688 cmd.req.arg[1] = op | (1 << 8) | (3 << 6);
689 cmd.req.arg[1] |= ((vpid & 0xffff) << 16) | BIT_31;
693 mv.mac_addr0 = addr[0];
694 mv.mac_addr1 = addr[1];
695 mv.mac_addr2 = addr[2];
696 mv.mac_addr3 = addr[3];
697 mv.mac_addr4 = addr[4];
698 mv.mac_addr5 = addr[5];
699 buf = &cmd.req.arg[2];
700 memcpy(buf, &mv, sizeof(struct qlcnic_macvlan_mbx));
702 err = qlcnic_issue_cmd(adapter, &cmd);
705 dev_err(&adapter->pdev->dev,
706 "MAC-VLAN %s to CAM failed, err=%d.\n",
707 ((op == 1) ? "add " : "delete "), err);
710 qlcnic_free_mbx_args(&cmd);
714 static int qlcnic_sriov_validate_create_rx_ctx(struct qlcnic_cmd_args *cmd)
716 if ((cmd->req.arg[0] >> 29) != 0x3)
722 static int qlcnic_sriov_pf_create_rx_ctx_cmd(struct qlcnic_bc_trans *tran,
723 struct qlcnic_cmd_args *cmd)
725 struct qlcnic_vf_info *vf = tran->vf;
726 struct qlcnic_adapter *adapter = vf->adapter;
727 struct qlcnic_rcv_mbx_out *mbx_out;
731 err = qlcnic_sriov_validate_create_rx_ctx(cmd);
733 cmd->rsp.arg[0] |= (0x6 << 25);
737 cmd->req.arg[6] = vf->vp->handle;
738 err = qlcnic_issue_cmd(adapter, cmd);
742 mbx_out = (struct qlcnic_rcv_mbx_out *)&cmd->rsp.arg[1];
743 vf->rx_ctx_id = mbx_out->ctx_id;
744 qlcnic_sriov_cfg_vf_def_mac(adapter, vf->vp, vf->pci_func,
745 vlan, QLCNIC_MAC_ADD);
753 static int qlcnic_sriov_pf_mac_address_cmd(struct qlcnic_bc_trans *trans,
754 struct qlcnic_cmd_args *cmd)
756 struct qlcnic_vf_info *vf = trans->vf;
759 type = cmd->req.arg[1];
761 case QLCNIC_SET_STATION_MAC:
762 case QLCNIC_SET_FAC_DEF_MAC:
763 cmd->rsp.arg[0] = (2 << 25);
765 case QLCNIC_GET_CURRENT_MAC:
766 cmd->rsp.arg[0] = (1 << 25);
768 cmd->rsp.arg[2] = mac[1] | ((mac[0] << 8) & 0xff00);
769 cmd->rsp.arg[1] = mac[5] | ((mac[4] << 8) & 0xff00) |
770 ((mac[3]) << 16 & 0xff0000) |
771 ((mac[2]) << 24 & 0xff000000);
777 static int qlcnic_sriov_validate_create_tx_ctx(struct qlcnic_cmd_args *cmd)
779 if ((cmd->req.arg[0] >> 29) != 0x3)
785 static int qlcnic_sriov_pf_create_tx_ctx_cmd(struct qlcnic_bc_trans *trans,
786 struct qlcnic_cmd_args *cmd)
788 struct qlcnic_vf_info *vf = trans->vf;
789 struct qlcnic_adapter *adapter = vf->adapter;
790 struct qlcnic_tx_mbx_out *mbx_out;
793 err = qlcnic_sriov_validate_create_tx_ctx(cmd);
795 cmd->rsp.arg[0] |= (0x6 << 25);
799 cmd->req.arg[5] |= vf->vp->handle << 16;
800 err = qlcnic_issue_cmd(adapter, cmd);
802 mbx_out = (struct qlcnic_tx_mbx_out *)&cmd->rsp.arg[2];
803 vf->tx_ctx_id = mbx_out->ctx_id;
811 static int qlcnic_sriov_validate_del_rx_ctx(struct qlcnic_vf_info *vf,
812 struct qlcnic_cmd_args *cmd)
814 if ((cmd->req.arg[0] >> 29) != 0x3)
817 if ((cmd->req.arg[1] & 0xffff) != vf->rx_ctx_id)
823 static int qlcnic_sriov_pf_del_rx_ctx_cmd(struct qlcnic_bc_trans *trans,
824 struct qlcnic_cmd_args *cmd)
826 struct qlcnic_vf_info *vf = trans->vf;
827 struct qlcnic_adapter *adapter = vf->adapter;
831 err = qlcnic_sriov_validate_del_rx_ctx(vf, cmd);
833 cmd->rsp.arg[0] |= (0x6 << 25);
838 qlcnic_sriov_cfg_vf_def_mac(adapter, vf->vp, vf->pci_func,
839 vlan, QLCNIC_MAC_DEL);
840 cmd->req.arg[1] |= vf->vp->handle << 16;
841 err = qlcnic_issue_cmd(adapter, cmd);
849 static int qlcnic_sriov_validate_del_tx_ctx(struct qlcnic_vf_info *vf,
850 struct qlcnic_cmd_args *cmd)
852 if ((cmd->req.arg[0] >> 29) != 0x3)
855 if ((cmd->req.arg[1] & 0xffff) != vf->tx_ctx_id)
861 static int qlcnic_sriov_pf_del_tx_ctx_cmd(struct qlcnic_bc_trans *trans,
862 struct qlcnic_cmd_args *cmd)
864 struct qlcnic_vf_info *vf = trans->vf;
865 struct qlcnic_adapter *adapter = vf->adapter;
868 err = qlcnic_sriov_validate_del_tx_ctx(vf, cmd);
870 cmd->rsp.arg[0] |= (0x6 << 25);
874 cmd->req.arg[1] |= vf->vp->handle << 16;
875 err = qlcnic_issue_cmd(adapter, cmd);
883 static int qlcnic_sriov_validate_cfg_lro(struct qlcnic_vf_info *vf,
884 struct qlcnic_cmd_args *cmd)
886 if ((cmd->req.arg[1] >> 16) != vf->rx_ctx_id)
892 static int qlcnic_sriov_pf_cfg_lro_cmd(struct qlcnic_bc_trans *trans,
893 struct qlcnic_cmd_args *cmd)
895 struct qlcnic_vf_info *vf = trans->vf;
896 struct qlcnic_adapter *adapter = vf->adapter;
899 err = qlcnic_sriov_validate_cfg_lro(vf, cmd);
901 cmd->rsp.arg[0] |= (0x6 << 25);
905 err = qlcnic_issue_cmd(adapter, cmd);
909 static int qlcnic_sriov_pf_cfg_ip_cmd(struct qlcnic_bc_trans *trans,
910 struct qlcnic_cmd_args *cmd)
912 struct qlcnic_vf_info *vf = trans->vf;
913 struct qlcnic_adapter *adapter = vf->adapter;
917 op = cmd->req.arg[1] & 0xff;
919 cmd->req.arg[1] |= vf->vp->handle << 16;
920 cmd->req.arg[1] |= BIT_31;
922 err = qlcnic_issue_cmd(adapter, cmd);
926 static int qlcnic_sriov_validate_cfg_intrpt(struct qlcnic_vf_info *vf,
927 struct qlcnic_cmd_args *cmd)
929 if (((cmd->req.arg[1] >> 8) & 0xff) != vf->pci_func)
932 if (!(cmd->req.arg[1] & BIT_16))
935 if ((cmd->req.arg[1] & 0xff) != 0x1)
941 static int qlcnic_sriov_pf_cfg_intrpt_cmd(struct qlcnic_bc_trans *trans,
942 struct qlcnic_cmd_args *cmd)
944 struct qlcnic_vf_info *vf = trans->vf;
945 struct qlcnic_adapter *adapter = vf->adapter;
948 err = qlcnic_sriov_validate_cfg_intrpt(vf, cmd);
950 cmd->rsp.arg[0] |= (0x6 << 25);
952 err = qlcnic_issue_cmd(adapter, cmd);
957 static int qlcnic_sriov_validate_mtu(struct qlcnic_adapter *adapter,
958 struct qlcnic_vf_info *vf,
959 struct qlcnic_cmd_args *cmd)
961 if (cmd->req.arg[1] != vf->rx_ctx_id)
964 if (cmd->req.arg[2] > adapter->ahw->max_mtu)
970 static int qlcnic_sriov_pf_set_mtu_cmd(struct qlcnic_bc_trans *trans,
971 struct qlcnic_cmd_args *cmd)
973 struct qlcnic_vf_info *vf = trans->vf;
974 struct qlcnic_adapter *adapter = vf->adapter;
977 err = qlcnic_sriov_validate_mtu(adapter, vf, cmd);
979 cmd->rsp.arg[0] |= (0x6 << 25);
981 err = qlcnic_issue_cmd(adapter, cmd);
986 static int qlcnic_sriov_validate_get_nic_info(struct qlcnic_vf_info *vf,
987 struct qlcnic_cmd_args *cmd)
989 if (cmd->req.arg[1] & BIT_31) {
990 if (((cmd->req.arg[1] >> 16) & 0x7fff) != vf->pci_func)
993 cmd->req.arg[1] |= vf->vp->handle << 16;
999 static int qlcnic_sriov_pf_get_nic_info_cmd(struct qlcnic_bc_trans *trans,
1000 struct qlcnic_cmd_args *cmd)
1002 struct qlcnic_vf_info *vf = trans->vf;
1003 struct qlcnic_adapter *adapter = vf->adapter;
1006 err = qlcnic_sriov_validate_get_nic_info(vf, cmd);
1008 cmd->rsp.arg[0] |= (0x6 << 25);
1012 err = qlcnic_issue_cmd(adapter, cmd);
1016 static int qlcnic_sriov_validate_cfg_rss(struct qlcnic_vf_info *vf,
1017 struct qlcnic_cmd_args *cmd)
1019 if (cmd->req.arg[1] != vf->rx_ctx_id)
1025 static int qlcnic_sriov_pf_cfg_rss_cmd(struct qlcnic_bc_trans *trans,
1026 struct qlcnic_cmd_args *cmd)
1028 struct qlcnic_vf_info *vf = trans->vf;
1029 struct qlcnic_adapter *adapter = vf->adapter;
1032 err = qlcnic_sriov_validate_cfg_rss(vf, cmd);
1034 cmd->rsp.arg[0] |= (0x6 << 25);
1036 err = qlcnic_issue_cmd(adapter, cmd);
1041 static int qlcnic_sriov_validate_cfg_intrcoal(struct qlcnic_adapter *adapter,
1042 struct qlcnic_vf_info *vf,
1043 struct qlcnic_cmd_args *cmd)
1045 struct qlcnic_nic_intr_coalesce *coal = &adapter->ahw->coal;
1046 u16 ctx_id, pkts, time;
1048 ctx_id = cmd->req.arg[1] >> 16;
1049 pkts = cmd->req.arg[2] & 0xffff;
1050 time = cmd->req.arg[2] >> 16;
1052 if (ctx_id != vf->rx_ctx_id)
1054 if (pkts > coal->rx_packets)
1056 if (time < coal->rx_time_us)
1062 static int qlcnic_sriov_pf_cfg_intrcoal_cmd(struct qlcnic_bc_trans *tran,
1063 struct qlcnic_cmd_args *cmd)
1065 struct qlcnic_vf_info *vf = tran->vf;
1066 struct qlcnic_adapter *adapter = vf->adapter;
1069 err = qlcnic_sriov_validate_cfg_intrcoal(adapter, vf, cmd);
1071 cmd->rsp.arg[0] |= (0x6 << 25);
1075 err = qlcnic_issue_cmd(adapter, cmd);
1079 static int qlcnic_sriov_validate_cfg_macvlan(struct qlcnic_adapter *adapter,
1080 struct qlcnic_vf_info *vf,
1081 struct qlcnic_cmd_args *cmd)
1083 struct qlcnic_macvlan_mbx *macvlan;
1084 struct qlcnic_vport *vp = vf->vp;
1087 if (!(cmd->req.arg[1] & BIT_8))
1090 cmd->req.arg[1] |= (vf->vp->handle << 16);
1091 cmd->req.arg[1] |= BIT_31;
1093 macvlan = (struct qlcnic_macvlan_mbx *)&cmd->req.arg[2];
1094 if (!(macvlan->mac_addr0 & BIT_0)) {
1095 dev_err(&adapter->pdev->dev,
1096 "MAC address change is not allowed from VF %d",
1101 if (vp->vlan_mode == QLC_PVID_MODE) {
1102 op = cmd->req.arg[1] & 0x7;
1103 cmd->req.arg[1] &= ~0x7;
1104 new_op = (op == QLCNIC_MAC_ADD || op == QLCNIC_MAC_VLAN_ADD) ?
1105 QLCNIC_MAC_VLAN_ADD : QLCNIC_MAC_VLAN_DEL;
1106 cmd->req.arg[3] |= vp->vlan << 16;
1107 cmd->req.arg[1] |= new_op;
1113 static int qlcnic_sriov_pf_cfg_macvlan_cmd(struct qlcnic_bc_trans *trans,
1114 struct qlcnic_cmd_args *cmd)
1116 struct qlcnic_vf_info *vf = trans->vf;
1117 struct qlcnic_adapter *adapter = vf->adapter;
1120 err = qlcnic_sriov_validate_cfg_macvlan(adapter, vf, cmd);
1122 cmd->rsp.arg[0] |= (0x6 << 25);
1126 err = qlcnic_issue_cmd(adapter, cmd);
1130 static int qlcnic_sriov_validate_linkevent(struct qlcnic_vf_info *vf,
1131 struct qlcnic_cmd_args *cmd)
1133 if ((cmd->req.arg[1] >> 16) != vf->rx_ctx_id)
1136 if (!(cmd->req.arg[1] & BIT_8))
1142 static int qlcnic_sriov_pf_linkevent_cmd(struct qlcnic_bc_trans *trans,
1143 struct qlcnic_cmd_args *cmd)
1145 struct qlcnic_vf_info *vf = trans->vf;
1146 struct qlcnic_adapter *adapter = vf->adapter;
1149 err = qlcnic_sriov_validate_linkevent(vf, cmd);
1151 cmd->rsp.arg[0] |= (0x6 << 25);
1155 err = qlcnic_issue_cmd(adapter, cmd);
1159 static int qlcnic_sriov_pf_cfg_promisc_cmd(struct qlcnic_bc_trans *trans,
1160 struct qlcnic_cmd_args *cmd)
1162 struct qlcnic_vf_info *vf = trans->vf;
1163 struct qlcnic_adapter *adapter = vf->adapter;
1166 cmd->req.arg[1] |= vf->vp->handle << 16;
1167 cmd->req.arg[1] |= BIT_31;
1168 err = qlcnic_issue_cmd(adapter, cmd);
1172 static int qlcnic_sriov_pf_get_acl_cmd(struct qlcnic_bc_trans *trans,
1173 struct qlcnic_cmd_args *cmd)
1175 struct qlcnic_vf_info *vf = trans->vf;
1176 struct qlcnic_vport *vp = vf->vp;
1177 u8 cmd_op, mode = vp->vlan_mode;
1179 cmd_op = trans->req_hdr->cmd_op;
1180 cmd->rsp.arg[0] = (cmd_op & 0xffff) | 14 << 16 | 1 << 25;
1183 case QLC_GUEST_VLAN_MODE:
1184 cmd->rsp.arg[1] = mode | 1 << 8;
1185 cmd->rsp.arg[2] = 1 << 16;
1188 cmd->rsp.arg[1] = mode | 1 << 8 | vp->vlan << 16;
1195 static int qlcnic_sriov_pf_del_guest_vlan(struct qlcnic_adapter *adapter,
1196 struct qlcnic_vf_info *vf)
1199 struct qlcnic_vport *vp = vf->vp;
1204 if (!vf->rx_ctx_id) {
1209 qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1210 vp->vlan, QLCNIC_MAC_DEL);
1212 qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1217 static int qlcnic_sriov_pf_add_guest_vlan(struct qlcnic_adapter *adapter,
1218 struct qlcnic_vf_info *vf,
1219 struct qlcnic_cmd_args *cmd)
1221 struct qlcnic_vport *vp = vf->vp;
1227 if (!vf->rx_ctx_id) {
1228 vp->vlan = cmd->req.arg[1] >> 16;
1232 err = qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1237 vp->vlan = cmd->req.arg[1] >> 16;
1238 err = qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1239 vp->vlan, QLCNIC_MAC_ADD);
1242 qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1250 static int qlcnic_sriov_pf_cfg_guest_vlan_cmd(struct qlcnic_bc_trans *tran,
1251 struct qlcnic_cmd_args *cmd)
1253 struct qlcnic_vf_info *vf = tran->vf;
1254 struct qlcnic_adapter *adapter = vf->adapter;
1255 struct qlcnic_vport *vp = vf->vp;
1259 if (vp->vlan_mode != QLC_GUEST_VLAN_MODE) {
1260 cmd->rsp.arg[0] |= 2 << 25;
1264 op = cmd->req.arg[1] & 0xf;
1267 err = qlcnic_sriov_pf_add_guest_vlan(adapter, vf, cmd);
1269 err = qlcnic_sriov_pf_del_guest_vlan(adapter, vf);
1271 cmd->rsp.arg[0] |= err ? 2 << 25 : 1 << 25;
1275 static const int qlcnic_pf_passthru_supp_cmds[] = {
1276 QLCNIC_CMD_GET_STATISTICS,
1277 QLCNIC_CMD_GET_PORT_CONFIG,
1278 QLCNIC_CMD_GET_LINK_STATUS,
1281 static const struct qlcnic_sriov_cmd_handler qlcnic_pf_bc_cmd_hdlr[] = {
1282 [QLCNIC_BC_CMD_CHANNEL_INIT] = {&qlcnic_sriov_pf_channel_cfg_cmd},
1283 [QLCNIC_BC_CMD_CHANNEL_TERM] = {&qlcnic_sriov_pf_channel_cfg_cmd},
1284 [QLCNIC_BC_CMD_GET_ACL] = {&qlcnic_sriov_pf_get_acl_cmd},
1285 [QLCNIC_BC_CMD_CFG_GUEST_VLAN] = {&qlcnic_sriov_pf_cfg_guest_vlan_cmd},
1288 static const struct qlcnic_sriov_fw_cmd_handler qlcnic_pf_fw_cmd_hdlr[] = {
1289 {QLCNIC_CMD_CREATE_RX_CTX, qlcnic_sriov_pf_create_rx_ctx_cmd},
1290 {QLCNIC_CMD_CREATE_TX_CTX, qlcnic_sriov_pf_create_tx_ctx_cmd},
1291 {QLCNIC_CMD_MAC_ADDRESS, qlcnic_sriov_pf_mac_address_cmd},
1292 {QLCNIC_CMD_DESTROY_RX_CTX, qlcnic_sriov_pf_del_rx_ctx_cmd},
1293 {QLCNIC_CMD_DESTROY_TX_CTX, qlcnic_sriov_pf_del_tx_ctx_cmd},
1294 {QLCNIC_CMD_CONFIGURE_HW_LRO, qlcnic_sriov_pf_cfg_lro_cmd},
1295 {QLCNIC_CMD_CONFIGURE_IP_ADDR, qlcnic_sriov_pf_cfg_ip_cmd},
1296 {QLCNIC_CMD_CONFIG_INTRPT, qlcnic_sriov_pf_cfg_intrpt_cmd},
1297 {QLCNIC_CMD_SET_MTU, qlcnic_sriov_pf_set_mtu_cmd},
1298 {QLCNIC_CMD_GET_NIC_INFO, qlcnic_sriov_pf_get_nic_info_cmd},
1299 {QLCNIC_CMD_CONFIGURE_RSS, qlcnic_sriov_pf_cfg_rss_cmd},
1300 {QLCNIC_CMD_CONFIG_INTR_COAL, qlcnic_sriov_pf_cfg_intrcoal_cmd},
1301 {QLCNIC_CMD_CONFIG_MAC_VLAN, qlcnic_sriov_pf_cfg_macvlan_cmd},
1302 {QLCNIC_CMD_GET_LINK_EVENT, qlcnic_sriov_pf_linkevent_cmd},
1303 {QLCNIC_CMD_CONFIGURE_MAC_RX_MODE, qlcnic_sriov_pf_cfg_promisc_cmd},
1306 void qlcnic_sriov_pf_process_bc_cmd(struct qlcnic_adapter *adapter,
1307 struct qlcnic_bc_trans *trans,
1308 struct qlcnic_cmd_args *cmd)
1312 cmd_op = trans->req_hdr->cmd_op;
1314 if (trans->req_hdr->op_type == QLC_BC_CMD) {
1315 size = ARRAY_SIZE(qlcnic_pf_bc_cmd_hdlr);
1316 if (cmd_op < size) {
1317 qlcnic_pf_bc_cmd_hdlr[cmd_op].fn(trans, cmd);
1322 size = ARRAY_SIZE(qlcnic_pf_fw_cmd_hdlr);
1323 for (i = 0; i < size; i++) {
1324 if (cmd_op == qlcnic_pf_fw_cmd_hdlr[i].cmd) {
1325 qlcnic_pf_fw_cmd_hdlr[i].fn(trans, cmd);
1330 size = ARRAY_SIZE(qlcnic_pf_passthru_supp_cmds);
1331 for (i = 0; i < size; i++) {
1332 if (cmd_op == qlcnic_pf_passthru_supp_cmds[i]) {
1333 qlcnic_issue_cmd(adapter, cmd);
1339 cmd->rsp.arg[0] |= (0x9 << 25);
1342 void qlcnic_pf_set_interface_id_create_rx_ctx(struct qlcnic_adapter *adapter,
1347 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1348 adapter->ahw->pci_func);
1352 void qlcnic_pf_set_interface_id_del_rx_ctx(struct qlcnic_adapter *adapter,
1357 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1358 adapter->ahw->pci_func);
1359 *int_id |= vpid << 16;
1362 void qlcnic_pf_set_interface_id_create_tx_ctx(struct qlcnic_adapter *adapter,
1367 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1368 adapter->ahw->pci_func);
1369 *int_id |= vpid << 16;
1372 void qlcnic_pf_set_interface_id_del_tx_ctx(struct qlcnic_adapter *adapter,
1377 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1378 adapter->ahw->pci_func);
1379 *int_id |= vpid << 16;
1382 void qlcnic_pf_set_interface_id_promisc(struct qlcnic_adapter *adapter,
1387 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1388 adapter->ahw->pci_func);
1389 *int_id |= (vpid << 16) | BIT_31;
1392 void qlcnic_pf_set_interface_id_ipaddr(struct qlcnic_adapter *adapter,
1397 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1398 adapter->ahw->pci_func);
1399 *int_id |= (vpid << 16) | BIT_31;
1402 void qlcnic_pf_set_interface_id_macaddr(struct qlcnic_adapter *adapter,
1407 vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1408 adapter->ahw->pci_func);
1409 *int_id |= (vpid << 16) | BIT_31;
1412 static void qlcnic_sriov_del_rx_ctx(struct qlcnic_adapter *adapter,
1413 struct qlcnic_vf_info *vf)
1415 struct qlcnic_cmd_args cmd;
1421 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_RX_CTX))
1424 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, vf->pci_func);
1426 cmd.req.arg[1] = vf->rx_ctx_id | (vpid & 0xffff) << 16;
1427 if (qlcnic_issue_cmd(adapter, &cmd))
1428 dev_err(&adapter->pdev->dev,
1429 "Failed to delete Tx ctx in firmware for func 0x%x\n",
1435 qlcnic_free_mbx_args(&cmd);
1438 static void qlcnic_sriov_del_tx_ctx(struct qlcnic_adapter *adapter,
1439 struct qlcnic_vf_info *vf)
1441 struct qlcnic_cmd_args cmd;
1447 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_TX_CTX))
1450 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, vf->pci_func);
1452 cmd.req.arg[1] |= vf->tx_ctx_id | (vpid & 0xffff) << 16;
1453 if (qlcnic_issue_cmd(adapter, &cmd))
1454 dev_err(&adapter->pdev->dev,
1455 "Failed to delete Tx ctx in firmware for func 0x%x\n",
1461 qlcnic_free_mbx_args(&cmd);
1464 static int qlcnic_sriov_add_act_list_irqsave(struct qlcnic_sriov *sriov,
1465 struct qlcnic_vf_info *vf,
1466 struct qlcnic_bc_trans *trans)
1468 struct qlcnic_trans_list *t_list = &vf->rcv_act;
1471 spin_lock_irqsave(&t_list->lock, flag);
1473 __qlcnic_sriov_add_act_list(sriov, vf, trans);
1475 spin_unlock_irqrestore(&t_list->lock, flag);
1479 static void __qlcnic_sriov_process_flr(struct qlcnic_vf_info *vf)
1481 struct qlcnic_adapter *adapter = vf->adapter;
1483 qlcnic_sriov_cleanup_list(&vf->rcv_pend);
1484 cancel_work_sync(&vf->trans_work);
1485 qlcnic_sriov_cleanup_list(&vf->rcv_act);
1487 if (test_bit(QLC_BC_VF_SOFT_FLR, &vf->state)) {
1488 qlcnic_sriov_del_tx_ctx(adapter, vf);
1489 qlcnic_sriov_del_rx_ctx(adapter, vf);
1492 qlcnic_sriov_pf_config_vport(adapter, 0, vf->pci_func);
1494 clear_bit(QLC_BC_VF_FLR, &vf->state);
1495 if (test_bit(QLC_BC_VF_SOFT_FLR, &vf->state)) {
1496 qlcnic_sriov_add_act_list_irqsave(adapter->ahw->sriov, vf,
1498 clear_bit(QLC_BC_VF_SOFT_FLR, &vf->state);
1499 vf->flr_trans = NULL;
1503 static void qlcnic_sriov_pf_process_flr(struct work_struct *work)
1505 struct qlcnic_vf_info *vf;
1507 vf = container_of(work, struct qlcnic_vf_info, flr_work);
1508 __qlcnic_sriov_process_flr(vf);
1512 static void qlcnic_sriov_schedule_flr(struct qlcnic_sriov *sriov,
1513 struct qlcnic_vf_info *vf,
1516 if (test_bit(__QLCNIC_RESETTING, &vf->adapter->state))
1519 INIT_WORK(&vf->flr_work, func);
1520 queue_work(sriov->bc.bc_flr_wq, &vf->flr_work);
1523 static void qlcnic_sriov_handle_soft_flr(struct qlcnic_adapter *adapter,
1524 struct qlcnic_bc_trans *trans,
1525 struct qlcnic_vf_info *vf)
1527 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1529 set_bit(QLC_BC_VF_FLR, &vf->state);
1530 clear_bit(QLC_BC_VF_STATE, &vf->state);
1531 set_bit(QLC_BC_VF_SOFT_FLR, &vf->state);
1532 vf->flr_trans = trans;
1533 qlcnic_sriov_schedule_flr(sriov, vf, qlcnic_sriov_pf_process_flr);
1534 netdev_info(adapter->netdev, "Software FLR for PCI func %d\n",
1538 bool qlcnic_sriov_soft_flr_check(struct qlcnic_adapter *adapter,
1539 struct qlcnic_bc_trans *trans,
1540 struct qlcnic_vf_info *vf)
1542 struct qlcnic_bc_hdr *hdr = trans->req_hdr;
1544 if ((hdr->cmd_op == QLCNIC_BC_CMD_CHANNEL_INIT) &&
1545 (hdr->op_type == QLC_BC_CMD) &&
1546 test_bit(QLC_BC_VF_STATE, &vf->state)) {
1547 qlcnic_sriov_handle_soft_flr(adapter, trans, vf);
1554 void qlcnic_sriov_pf_handle_flr(struct qlcnic_sriov *sriov,
1555 struct qlcnic_vf_info *vf)
1557 struct net_device *dev = vf->adapter->netdev;
1559 if (!test_and_clear_bit(QLC_BC_VF_STATE, &vf->state)) {
1560 clear_bit(QLC_BC_VF_FLR, &vf->state);
1564 if (test_and_set_bit(QLC_BC_VF_FLR, &vf->state)) {
1565 netdev_info(dev, "FLR for PCI func %d in progress\n",
1570 qlcnic_sriov_schedule_flr(sriov, vf, qlcnic_sriov_pf_process_flr);
1571 netdev_info(dev, "FLR received for PCI func %d\n", vf->pci_func);
1574 void qlcnic_sriov_pf_reset(struct qlcnic_adapter *adapter)
1576 struct qlcnic_hardware_context *ahw = adapter->ahw;
1577 struct qlcnic_sriov *sriov = ahw->sriov;
1578 struct qlcnic_vf_info *vf;
1579 u16 num_vfs = sriov->num_vfs;
1582 for (i = 0; i < num_vfs; i++) {
1583 vf = &sriov->vf_info[i];
1586 cancel_work_sync(&vf->flr_work);
1587 __qlcnic_sriov_process_flr(vf);
1588 clear_bit(QLC_BC_VF_STATE, &vf->state);
1591 qlcnic_sriov_pf_reset_vport_handle(adapter, ahw->pci_func);
1592 QLCWRX(ahw, QLCNIC_MBX_INTR_ENBL, (ahw->num_msix - 1) << 8);
1595 int qlcnic_sriov_pf_reinit(struct qlcnic_adapter *adapter)
1597 struct qlcnic_hardware_context *ahw = adapter->ahw;
1600 if (!qlcnic_sriov_enable_check(adapter))
1603 ahw->op_mode = QLCNIC_SRIOV_PF_FUNC;
1605 err = qlcnic_sriov_pf_init(adapter);
1609 dev_info(&adapter->pdev->dev, "%s: op_mode %d\n",
1610 __func__, ahw->op_mode);
1614 int qlcnic_sriov_set_vf_mac(struct net_device *netdev, int vf, u8 *mac)
1616 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1617 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1618 int i, num_vfs = sriov->num_vfs;
1619 struct qlcnic_vf_info *vf_info;
1622 if (!qlcnic_sriov_pf_check(adapter))
1625 if (!is_valid_ether_addr(mac) || vf >= num_vfs)
1628 if (!compare_ether_addr(adapter->mac_addr, mac)) {
1629 netdev_err(netdev, "MAC address is already in use by the PF\n");
1633 for (i = 0; i < num_vfs; i++) {
1634 vf_info = &sriov->vf_info[i];
1635 if (!compare_ether_addr(vf_info->vp->mac, mac)) {
1637 "MAC address is already in use by VF %d\n",
1643 vf_info = &sriov->vf_info[vf];
1644 curr_mac = vf_info->vp->mac;
1646 if (test_bit(QLC_BC_VF_STATE, &vf_info->state)) {
1648 "MAC address change failed for VF %d, as VF driver is loaded. Please unload VF driver and retry the operation\n",
1653 memcpy(curr_mac, mac, netdev->addr_len);
1654 netdev_info(netdev, "MAC Address %pM is configured for VF %d\n",
1659 int qlcnic_sriov_set_vf_tx_rate(struct net_device *netdev, int vf, int tx_rate)
1661 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1662 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1663 struct qlcnic_vf_info *vf_info;
1664 struct qlcnic_info nic_info;
1665 struct qlcnic_vport *vp;
1668 if (!qlcnic_sriov_pf_check(adapter))
1671 if (vf >= sriov->num_vfs)
1674 if (tx_rate >= 10000 || tx_rate < 100) {
1676 "Invalid Tx rate, allowed range is [%d - %d]",
1677 QLC_VF_MIN_TX_RATE, QLC_VF_MAX_TX_RATE);
1684 vf_info = &sriov->vf_info[vf];
1688 if (test_bit(QLC_BC_VF_STATE, &vf_info->state)) {
1689 if (qlcnic_sriov_get_vf_vport_info(adapter, &nic_info, vpid))
1692 nic_info.max_tx_bw = tx_rate / 100;
1693 nic_info.bit_offsets = BIT_0;
1695 if (qlcnic_sriov_pf_set_vport_info(adapter, &nic_info, vpid))
1699 vp->max_tx_bw = tx_rate / 100;
1701 "Setting Tx rate %d (Mbps), %d %% of PF bandwidth, for VF %d\n",
1702 tx_rate, vp->max_tx_bw, vf);
1706 int qlcnic_sriov_set_vf_vlan(struct net_device *netdev, int vf,
1709 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1710 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1711 struct qlcnic_vf_info *vf_info;
1712 struct qlcnic_vport *vp;
1714 if (!qlcnic_sriov_pf_check(adapter))
1717 if (vf >= sriov->num_vfs || qos > 7)
1720 if (vlan > MAX_VLAN_ID) {
1722 "Invalid VLAN ID, allowed range is [0 - %d]\n",
1727 vf_info = &sriov->vf_info[vf];
1729 if (test_bit(QLC_BC_VF_STATE, &vf_info->state)) {
1731 "VLAN change failed for VF %d, as VF driver is loaded. Please unload VF driver and retry the operation\n",
1738 vp->vlan_mode = QLC_GUEST_VLAN_MODE;
1741 vp->vlan_mode = QLC_NO_VLAN_MODE;
1746 vp->vlan_mode = QLC_PVID_MODE;
1751 netdev_info(netdev, "Setting VLAN %d, QoS %d, for VF %d\n",
1756 int qlcnic_sriov_get_vf_config(struct net_device *netdev,
1757 int vf, struct ifla_vf_info *ivi)
1759 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1760 struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1761 struct qlcnic_vport *vp;
1763 if (!qlcnic_sriov_pf_check(adapter))
1766 if (vf >= sriov->num_vfs)
1769 vp = sriov->vf_info[vf].vp;
1770 memcpy(&ivi->mac, vp->mac, ETH_ALEN);
1771 ivi->vlan = vp->vlan;
1773 if (vp->max_tx_bw == MAX_BW)
1776 ivi->tx_rate = vp->max_tx_bw * 100;