2 * QLogic qlcnic NIC Driver
3 * Copyright (c) 2009-2013 QLogic Corporation
5 * See LICENSE.qlcnic for copyright and licensing details.
9 #include "qlcnic_sriov.h"
10 #include <linux/if_vlan.h>
11 #include <linux/ipv6.h>
12 #include <linux/ethtool.h>
13 #include <linux/interrupt.h>
15 #define QLCNIC_MAX_TX_QUEUES 1
16 #define RSS_HASHTYPE_IP_TCP 0x3
17 #define QLC_83XX_FW_MBX_CMD 0
19 static const struct qlcnic_mailbox_metadata qlcnic_83xx_mbx_tbl[] = {
20 {QLCNIC_CMD_CONFIGURE_IP_ADDR, 6, 1},
21 {QLCNIC_CMD_CONFIG_INTRPT, 18, 34},
22 {QLCNIC_CMD_CREATE_RX_CTX, 136, 27},
23 {QLCNIC_CMD_DESTROY_RX_CTX, 2, 1},
24 {QLCNIC_CMD_CREATE_TX_CTX, 54, 18},
25 {QLCNIC_CMD_DESTROY_TX_CTX, 2, 1},
26 {QLCNIC_CMD_CONFIGURE_MAC_LEARNING, 2, 1},
27 {QLCNIC_CMD_INTRPT_TEST, 22, 12},
28 {QLCNIC_CMD_SET_MTU, 3, 1},
29 {QLCNIC_CMD_READ_PHY, 4, 2},
30 {QLCNIC_CMD_WRITE_PHY, 5, 1},
31 {QLCNIC_CMD_READ_HW_REG, 4, 1},
32 {QLCNIC_CMD_GET_FLOW_CTL, 4, 2},
33 {QLCNIC_CMD_SET_FLOW_CTL, 4, 1},
34 {QLCNIC_CMD_READ_MAX_MTU, 4, 2},
35 {QLCNIC_CMD_READ_MAX_LRO, 4, 2},
36 {QLCNIC_CMD_MAC_ADDRESS, 4, 3},
37 {QLCNIC_CMD_GET_PCI_INFO, 1, 66},
38 {QLCNIC_CMD_GET_NIC_INFO, 2, 19},
39 {QLCNIC_CMD_SET_NIC_INFO, 32, 1},
40 {QLCNIC_CMD_GET_ESWITCH_CAPABILITY, 4, 3},
41 {QLCNIC_CMD_TOGGLE_ESWITCH, 4, 1},
42 {QLCNIC_CMD_GET_ESWITCH_STATUS, 4, 3},
43 {QLCNIC_CMD_SET_PORTMIRRORING, 4, 1},
44 {QLCNIC_CMD_CONFIGURE_ESWITCH, 4, 1},
45 {QLCNIC_CMD_GET_ESWITCH_PORT_CONFIG, 4, 3},
46 {QLCNIC_CMD_GET_ESWITCH_STATS, 5, 1},
47 {QLCNIC_CMD_CONFIG_PORT, 4, 1},
48 {QLCNIC_CMD_TEMP_SIZE, 1, 4},
49 {QLCNIC_CMD_GET_TEMP_HDR, 5, 5},
50 {QLCNIC_CMD_GET_LINK_EVENT, 2, 1},
51 {QLCNIC_CMD_CONFIG_MAC_VLAN, 4, 3},
52 {QLCNIC_CMD_CONFIG_INTR_COAL, 6, 1},
53 {QLCNIC_CMD_CONFIGURE_RSS, 14, 1},
54 {QLCNIC_CMD_CONFIGURE_LED, 2, 1},
55 {QLCNIC_CMD_CONFIGURE_MAC_RX_MODE, 2, 1},
56 {QLCNIC_CMD_CONFIGURE_HW_LRO, 2, 1},
57 {QLCNIC_CMD_GET_STATISTICS, 2, 80},
58 {QLCNIC_CMD_SET_PORT_CONFIG, 2, 1},
59 {QLCNIC_CMD_GET_PORT_CONFIG, 2, 2},
60 {QLCNIC_CMD_GET_LINK_STATUS, 2, 4},
61 {QLCNIC_CMD_IDC_ACK, 5, 1},
62 {QLCNIC_CMD_INIT_NIC_FUNC, 2, 1},
63 {QLCNIC_CMD_STOP_NIC_FUNC, 2, 1},
64 {QLCNIC_CMD_SET_LED_CONFIG, 5, 1},
65 {QLCNIC_CMD_GET_LED_CONFIG, 1, 5},
66 {QLCNIC_CMD_ADD_RCV_RINGS, 130, 26},
67 {QLCNIC_CMD_CONFIG_VPORT, 4, 4},
68 {QLCNIC_CMD_BC_EVENT_SETUP, 2, 1},
71 const u32 qlcnic_83xx_ext_reg_tbl[] = {
72 0x38CC, /* Global Reset */
73 0x38F0, /* Wildcard */
74 0x38FC, /* Informant */
75 0x3038, /* Host MBX ctrl */
76 0x303C, /* FW MBX ctrl */
77 0x355C, /* BOOT LOADER ADDRESS REG */
78 0x3560, /* BOOT LOADER SIZE REG */
79 0x3564, /* FW IMAGE ADDR REG */
80 0x1000, /* MBX intr enable */
81 0x1200, /* Default Intr mask */
82 0x1204, /* Default Interrupt ID */
83 0x3780, /* QLC_83XX_IDC_MAJ_VERSION */
84 0x3784, /* QLC_83XX_IDC_DEV_STATE */
85 0x3788, /* QLC_83XX_IDC_DRV_PRESENCE */
86 0x378C, /* QLC_83XX_IDC_DRV_ACK */
87 0x3790, /* QLC_83XX_IDC_CTRL */
88 0x3794, /* QLC_83XX_IDC_DRV_AUDIT */
89 0x3798, /* QLC_83XX_IDC_MIN_VERSION */
90 0x379C, /* QLC_83XX_RECOVER_DRV_LOCK */
91 0x37A0, /* QLC_83XX_IDC_PF_0 */
92 0x37A4, /* QLC_83XX_IDC_PF_1 */
93 0x37A8, /* QLC_83XX_IDC_PF_2 */
94 0x37AC, /* QLC_83XX_IDC_PF_3 */
95 0x37B0, /* QLC_83XX_IDC_PF_4 */
96 0x37B4, /* QLC_83XX_IDC_PF_5 */
97 0x37B8, /* QLC_83XX_IDC_PF_6 */
98 0x37BC, /* QLC_83XX_IDC_PF_7 */
99 0x37C0, /* QLC_83XX_IDC_PF_8 */
100 0x37C4, /* QLC_83XX_IDC_PF_9 */
101 0x37C8, /* QLC_83XX_IDC_PF_10 */
102 0x37CC, /* QLC_83XX_IDC_PF_11 */
103 0x37D0, /* QLC_83XX_IDC_PF_12 */
104 0x37D4, /* QLC_83XX_IDC_PF_13 */
105 0x37D8, /* QLC_83XX_IDC_PF_14 */
106 0x37DC, /* QLC_83XX_IDC_PF_15 */
107 0x37E0, /* QLC_83XX_IDC_DEV_PARTITION_INFO_1 */
108 0x37E4, /* QLC_83XX_IDC_DEV_PARTITION_INFO_2 */
109 0x37F0, /* QLC_83XX_DRV_OP_MODE */
110 0x37F4, /* QLC_83XX_VNIC_STATE */
111 0x3868, /* QLC_83XX_DRV_LOCK */
112 0x386C, /* QLC_83XX_DRV_UNLOCK */
113 0x3504, /* QLC_83XX_DRV_LOCK_ID */
114 0x34A4, /* QLC_83XX_ASIC_TEMP */
117 const u32 qlcnic_83xx_reg_tbl[] = {
118 0x34A8, /* PEG_HALT_STAT1 */
119 0x34AC, /* PEG_HALT_STAT2 */
120 0x34B0, /* FW_HEARTBEAT */
121 0x3500, /* FLASH LOCK_ID */
122 0x3528, /* FW_CAPABILITIES */
123 0x3538, /* Driver active, DRV_REG0 */
124 0x3540, /* Device state, DRV_REG1 */
125 0x3544, /* Driver state, DRV_REG2 */
126 0x3548, /* Driver scratch, DRV_REG3 */
127 0x354C, /* Device partiton info, DRV_REG4 */
128 0x3524, /* Driver IDC ver, DRV_REG5 */
129 0x3550, /* FW_VER_MAJOR */
130 0x3554, /* FW_VER_MINOR */
131 0x3558, /* FW_VER_SUB */
132 0x359C, /* NPAR STATE */
133 0x35FC, /* FW_IMG_VALID */
134 0x3650, /* CMD_PEG_STATE */
135 0x373C, /* RCV_PEG_STATE */
136 0x37B4, /* ASIC TEMP */
138 0x3570, /* DRV OP MODE */
139 0x3850, /* FLASH LOCK */
140 0x3854, /* FLASH UNLOCK */
143 static struct qlcnic_hardware_ops qlcnic_83xx_hw_ops = {
144 .read_crb = qlcnic_83xx_read_crb,
145 .write_crb = qlcnic_83xx_write_crb,
146 .read_reg = qlcnic_83xx_rd_reg_indirect,
147 .write_reg = qlcnic_83xx_wrt_reg_indirect,
148 .get_mac_address = qlcnic_83xx_get_mac_address,
149 .setup_intr = qlcnic_83xx_setup_intr,
150 .alloc_mbx_args = qlcnic_83xx_alloc_mbx_args,
151 .mbx_cmd = qlcnic_83xx_mbx_op,
152 .get_func_no = qlcnic_83xx_get_func_no,
153 .api_lock = qlcnic_83xx_cam_lock,
154 .api_unlock = qlcnic_83xx_cam_unlock,
155 .add_sysfs = qlcnic_83xx_add_sysfs,
156 .remove_sysfs = qlcnic_83xx_remove_sysfs,
157 .process_lb_rcv_ring_diag = qlcnic_83xx_process_rcv_ring_diag,
158 .create_rx_ctx = qlcnic_83xx_create_rx_ctx,
159 .create_tx_ctx = qlcnic_83xx_create_tx_ctx,
160 .del_rx_ctx = qlcnic_83xx_del_rx_ctx,
161 .del_tx_ctx = qlcnic_83xx_del_tx_ctx,
162 .setup_link_event = qlcnic_83xx_setup_link_event,
163 .get_nic_info = qlcnic_83xx_get_nic_info,
164 .get_pci_info = qlcnic_83xx_get_pci_info,
165 .set_nic_info = qlcnic_83xx_set_nic_info,
166 .change_macvlan = qlcnic_83xx_sre_macaddr_change,
167 .napi_enable = qlcnic_83xx_napi_enable,
168 .napi_disable = qlcnic_83xx_napi_disable,
169 .config_intr_coal = qlcnic_83xx_config_intr_coal,
170 .config_rss = qlcnic_83xx_config_rss,
171 .config_hw_lro = qlcnic_83xx_config_hw_lro,
172 .config_promisc_mode = qlcnic_83xx_nic_set_promisc,
173 .change_l2_filter = qlcnic_83xx_change_l2_filter,
174 .get_board_info = qlcnic_83xx_get_port_info,
175 .free_mac_list = qlcnic_82xx_free_mac_list,
178 static struct qlcnic_nic_template qlcnic_83xx_ops = {
179 .config_bridged_mode = qlcnic_config_bridged_mode,
180 .config_led = qlcnic_config_led,
181 .request_reset = qlcnic_83xx_idc_request_reset,
182 .cancel_idc_work = qlcnic_83xx_idc_exit,
183 .napi_add = qlcnic_83xx_napi_add,
184 .napi_del = qlcnic_83xx_napi_del,
185 .config_ipaddr = qlcnic_83xx_config_ipaddr,
186 .clear_legacy_intr = qlcnic_83xx_clear_legacy_intr,
189 void qlcnic_83xx_register_map(struct qlcnic_hardware_context *ahw)
191 ahw->hw_ops = &qlcnic_83xx_hw_ops;
192 ahw->reg_tbl = (u32 *)qlcnic_83xx_reg_tbl;
193 ahw->ext_reg_tbl = (u32 *)qlcnic_83xx_ext_reg_tbl;
196 int qlcnic_83xx_get_fw_version(struct qlcnic_adapter *adapter)
198 u32 fw_major, fw_minor, fw_build;
199 struct pci_dev *pdev = adapter->pdev;
201 fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
202 fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
203 fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
204 adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build);
206 dev_info(&pdev->dev, "Driver v%s, firmware version %d.%d.%d\n",
207 QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build);
209 return adapter->fw_version;
212 static int __qlcnic_set_win_base(struct qlcnic_adapter *adapter, u32 addr)
217 base = adapter->ahw->pci_base0 +
218 QLC_83XX_CRB_WIN_FUNC(adapter->ahw->pci_func);
227 int qlcnic_83xx_rd_reg_indirect(struct qlcnic_adapter *adapter, ulong addr)
230 struct qlcnic_hardware_context *ahw = adapter->ahw;
232 ret = __qlcnic_set_win_base(adapter, (u32) addr);
234 return QLCRDX(ahw, QLCNIC_WILDCARD);
236 dev_err(&adapter->pdev->dev,
237 "%s failed, addr = 0x%x\n", __func__, (int)addr);
242 int qlcnic_83xx_wrt_reg_indirect(struct qlcnic_adapter *adapter, ulong addr,
246 struct qlcnic_hardware_context *ahw = adapter->ahw;
248 err = __qlcnic_set_win_base(adapter, (u32) addr);
250 QLCWRX(ahw, QLCNIC_WILDCARD, data);
253 dev_err(&adapter->pdev->dev,
254 "%s failed, addr = 0x%x data = 0x%x\n",
255 __func__, (int)addr, data);
260 int qlcnic_83xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr)
262 int err, i, num_msix;
263 struct qlcnic_hardware_context *ahw = adapter->ahw;
266 num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS;
267 num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(),
269 /* account for AEN interrupt MSI-X based interrupts */
272 if (!(adapter->flags & QLCNIC_TX_INTR_SHARED))
273 num_msix += adapter->max_drv_tx_rings;
275 err = qlcnic_enable_msix(adapter, num_msix);
278 if (adapter->flags & QLCNIC_MSIX_ENABLED)
279 num_msix = adapter->ahw->num_msix;
281 if (qlcnic_sriov_vf_check(adapter))
285 /* setup interrupt mapping table for fw */
286 ahw->intr_tbl = vzalloc(num_msix *
287 sizeof(struct qlcnic_intrpt_config));
290 if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
291 /* MSI-X enablement failed, use legacy interrupt */
292 adapter->tgt_status_reg = ahw->pci_base0 + QLC_83XX_INTX_PTR;
293 adapter->tgt_mask_reg = ahw->pci_base0 + QLC_83XX_INTX_MASK;
294 adapter->isr_int_vec = ahw->pci_base0 + QLC_83XX_INTX_TRGR;
295 adapter->msix_entries[0].vector = adapter->pdev->irq;
296 dev_info(&adapter->pdev->dev, "using legacy interrupt\n");
299 for (i = 0; i < num_msix; i++) {
300 if (adapter->flags & QLCNIC_MSIX_ENABLED)
301 ahw->intr_tbl[i].type = QLCNIC_INTRPT_MSIX;
303 ahw->intr_tbl[i].type = QLCNIC_INTRPT_INTX;
304 ahw->intr_tbl[i].id = i;
305 ahw->intr_tbl[i].src = 0;
310 inline void qlcnic_83xx_clear_legacy_intr_mask(struct qlcnic_adapter *adapter)
312 writel(0, adapter->tgt_mask_reg);
315 /* Enable MSI-x and INT-x interrupts */
316 void qlcnic_83xx_enable_intr(struct qlcnic_adapter *adapter,
317 struct qlcnic_host_sds_ring *sds_ring)
319 writel(0, sds_ring->crb_intr_mask);
322 /* Disable MSI-x and INT-x interrupts */
323 void qlcnic_83xx_disable_intr(struct qlcnic_adapter *adapter,
324 struct qlcnic_host_sds_ring *sds_ring)
326 writel(1, sds_ring->crb_intr_mask);
329 inline void qlcnic_83xx_enable_legacy_msix_mbx_intr(struct qlcnic_adapter
334 /* Mailbox in MSI-x mode and Legacy Interrupt share the same
335 * source register. We could be here before contexts are created
336 * and sds_ring->crb_intr_mask has not been initialized, calculate
337 * BAR offset for Interrupt Source Register
339 mask = QLCRDX(adapter->ahw, QLCNIC_DEF_INT_MASK);
340 writel(0, adapter->ahw->pci_base0 + mask);
343 void qlcnic_83xx_disable_mbx_intr(struct qlcnic_adapter *adapter)
347 mask = QLCRDX(adapter->ahw, QLCNIC_DEF_INT_MASK);
348 writel(1, adapter->ahw->pci_base0 + mask);
349 QLCWRX(adapter->ahw, QLCNIC_MBX_INTR_ENBL, 0);
352 static inline void qlcnic_83xx_get_mbx_data(struct qlcnic_adapter *adapter,
353 struct qlcnic_cmd_args *cmd)
356 for (i = 0; i < cmd->rsp.num; i++)
357 cmd->rsp.arg[i] = readl(QLCNIC_MBX_FW(adapter->ahw, i));
360 irqreturn_t qlcnic_83xx_clear_legacy_intr(struct qlcnic_adapter *adapter)
363 struct qlcnic_hardware_context *ahw = adapter->ahw;
366 intr_val = readl(adapter->tgt_status_reg);
368 if (!QLC_83XX_VALID_INTX_BIT31(intr_val))
371 if (QLC_83XX_INTX_FUNC(intr_val) != adapter->ahw->pci_func) {
372 adapter->stats.spurious_intr++;
375 /* The barrier is required to ensure writes to the registers */
378 /* clear the interrupt trigger control register */
379 writel(0, adapter->isr_int_vec);
380 intr_val = readl(adapter->isr_int_vec);
382 intr_val = readl(adapter->tgt_status_reg);
383 if (QLC_83XX_INTX_FUNC(intr_val) != ahw->pci_func)
386 } while (QLC_83XX_VALID_INTX_BIT30(intr_val) &&
387 (retries < QLC_83XX_LEGACY_INTX_MAX_RETRY));
392 static void qlcnic_83xx_poll_process_aen(struct qlcnic_adapter *adapter)
397 spin_lock_irqsave(&adapter->ahw->mbx_lock, flags);
399 resp = QLCRDX(adapter->ahw, QLCNIC_FW_MBX_CTRL);
400 if (!(resp & QLCNIC_SET_OWNER))
403 event = readl(QLCNIC_MBX_FW(adapter->ahw, 0));
404 if (event & QLCNIC_MBX_ASYNC_EVENT)
405 __qlcnic_83xx_process_aen(adapter);
408 qlcnic_83xx_enable_legacy_msix_mbx_intr(adapter);
409 spin_unlock_irqrestore(&adapter->ahw->mbx_lock, flags);
412 irqreturn_t qlcnic_83xx_intr(int irq, void *data)
414 struct qlcnic_adapter *adapter = data;
415 struct qlcnic_host_sds_ring *sds_ring;
416 struct qlcnic_hardware_context *ahw = adapter->ahw;
418 if (qlcnic_83xx_clear_legacy_intr(adapter) == IRQ_NONE)
421 qlcnic_83xx_poll_process_aen(adapter);
423 if (ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
425 qlcnic_83xx_enable_legacy_msix_mbx_intr(adapter);
429 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
430 qlcnic_83xx_enable_legacy_msix_mbx_intr(adapter);
432 sds_ring = &adapter->recv_ctx->sds_rings[0];
433 napi_schedule(&sds_ring->napi);
439 irqreturn_t qlcnic_83xx_tmp_intr(int irq, void *data)
441 struct qlcnic_host_sds_ring *sds_ring = data;
442 struct qlcnic_adapter *adapter = sds_ring->adapter;
444 if (adapter->flags & QLCNIC_MSIX_ENABLED)
447 if (adapter->nic_ops->clear_legacy_intr(adapter) == IRQ_NONE)
451 adapter->ahw->diag_cnt++;
452 qlcnic_83xx_enable_intr(adapter, sds_ring);
457 void qlcnic_83xx_free_mbx_intr(struct qlcnic_adapter *adapter)
461 qlcnic_83xx_disable_mbx_intr(adapter);
463 if (adapter->flags & QLCNIC_MSIX_ENABLED)
464 num_msix = adapter->ahw->num_msix - 1;
469 synchronize_irq(adapter->msix_entries[num_msix].vector);
470 free_irq(adapter->msix_entries[num_msix].vector, adapter);
473 int qlcnic_83xx_setup_mbx_intr(struct qlcnic_adapter *adapter)
475 irq_handler_t handler;
479 unsigned long flags = 0;
481 if (!(adapter->flags & QLCNIC_MSI_ENABLED) &&
482 !(adapter->flags & QLCNIC_MSIX_ENABLED))
483 flags |= IRQF_SHARED;
485 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
486 handler = qlcnic_83xx_handle_aen;
487 val = adapter->msix_entries[adapter->ahw->num_msix - 1].vector;
488 snprintf(name, (IFNAMSIZ + 4),
489 "%s[%s]", "qlcnic", "aen");
490 err = request_irq(val, handler, flags, name, adapter);
492 dev_err(&adapter->pdev->dev,
493 "failed to register MBX interrupt\n");
497 handler = qlcnic_83xx_intr;
498 val = adapter->msix_entries[0].vector;
499 err = request_irq(val, handler, flags, "qlcnic", adapter);
501 dev_err(&adapter->pdev->dev,
502 "failed to register INTx interrupt\n");
505 qlcnic_83xx_clear_legacy_intr_mask(adapter);
508 /* Enable mailbox interrupt */
509 qlcnic_83xx_enable_mbx_intrpt(adapter);
514 void qlcnic_83xx_get_func_no(struct qlcnic_adapter *adapter)
516 u32 val = QLCRDX(adapter->ahw, QLCNIC_INFORMANT);
517 adapter->ahw->pci_func = (val >> 24) & 0xff;
520 int qlcnic_83xx_cam_lock(struct qlcnic_adapter *adapter)
525 struct qlcnic_hardware_context *ahw = adapter->ahw;
527 addr = ahw->pci_base0 + QLC_83XX_SEM_LOCK_FUNC(ahw->pci_func);
531 /* write the function number to register */
532 QLC_SHARED_REG_WR32(adapter, QLCNIC_FLASH_LOCK_OWNER,
536 usleep_range(1000, 2000);
537 } while (++limit <= QLCNIC_PCIE_SEM_TIMEOUT);
542 void qlcnic_83xx_cam_unlock(struct qlcnic_adapter *adapter)
546 struct qlcnic_hardware_context *ahw = adapter->ahw;
548 addr = ahw->pci_base0 + QLC_83XX_SEM_UNLOCK_FUNC(ahw->pci_func);
552 void qlcnic_83xx_read_crb(struct qlcnic_adapter *adapter, char *buf,
553 loff_t offset, size_t size)
558 if (qlcnic_api_lock(adapter)) {
559 dev_err(&adapter->pdev->dev,
560 "%s: failed to acquire lock. addr offset 0x%x\n",
561 __func__, (u32)offset);
565 ret = qlcnic_83xx_rd_reg_indirect(adapter, (u32) offset);
566 qlcnic_api_unlock(adapter);
569 dev_err(&adapter->pdev->dev,
570 "%s: failed. addr offset 0x%x\n",
571 __func__, (u32)offset);
575 memcpy(buf, &data, size);
578 void qlcnic_83xx_write_crb(struct qlcnic_adapter *adapter, char *buf,
579 loff_t offset, size_t size)
583 memcpy(&data, buf, size);
584 qlcnic_83xx_wrt_reg_indirect(adapter, (u32) offset, data);
587 int qlcnic_83xx_get_port_info(struct qlcnic_adapter *adapter)
591 status = qlcnic_83xx_get_port_config(adapter);
593 dev_err(&adapter->pdev->dev,
594 "Get Port Info failed\n");
596 if (QLC_83XX_SFP_10G_CAPABLE(adapter->ahw->port_config))
597 adapter->ahw->port_type = QLCNIC_XGBE;
599 adapter->ahw->port_type = QLCNIC_GBE;
601 if (QLC_83XX_AUTONEG(adapter->ahw->port_config))
602 adapter->ahw->link_autoneg = AUTONEG_ENABLE;
607 void qlcnic_83xx_enable_mbx_intrpt(struct qlcnic_adapter *adapter)
611 if (adapter->flags & QLCNIC_MSIX_ENABLED)
612 val = BIT_2 | ((adapter->ahw->num_msix - 1) << 8);
616 QLCWRX(adapter->ahw, QLCNIC_MBX_INTR_ENBL, val);
617 qlcnic_83xx_enable_legacy_msix_mbx_intr(adapter);
620 void qlcnic_83xx_check_vf(struct qlcnic_adapter *adapter,
621 const struct pci_device_id *ent)
623 u32 op_mode, priv_level;
624 struct qlcnic_hardware_context *ahw = adapter->ahw;
626 ahw->fw_hal_version = 2;
627 qlcnic_get_func_no(adapter);
629 if (qlcnic_sriov_vf_check(adapter)) {
630 qlcnic_sriov_vf_set_ops(adapter);
634 /* Determine function privilege level */
635 op_mode = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE);
636 if (op_mode == QLC_83XX_DEFAULT_OPMODE)
637 priv_level = QLCNIC_MGMT_FUNC;
639 priv_level = QLC_83XX_GET_FUNC_PRIVILEGE(op_mode,
642 if (priv_level == QLCNIC_NON_PRIV_FUNC) {
643 ahw->op_mode = QLCNIC_NON_PRIV_FUNC;
644 dev_info(&adapter->pdev->dev,
645 "HAL Version: %d Non Privileged function\n",
646 ahw->fw_hal_version);
647 adapter->nic_ops = &qlcnic_vf_ops;
649 if (pci_find_ext_capability(adapter->pdev,
650 PCI_EXT_CAP_ID_SRIOV))
651 set_bit(__QLCNIC_SRIOV_CAPABLE, &adapter->state);
652 adapter->nic_ops = &qlcnic_83xx_ops;
656 static void qlcnic_83xx_handle_link_aen(struct qlcnic_adapter *adapter,
658 static void qlcnic_83xx_handle_idc_comp_aen(struct qlcnic_adapter *adapter,
661 static void qlcnic_dump_mbx(struct qlcnic_adapter *adapter,
662 struct qlcnic_cmd_args *cmd)
666 dev_info(&adapter->pdev->dev,
667 "Host MBX regs(%d)\n", cmd->req.num);
668 for (i = 0; i < cmd->req.num; i++) {
671 pr_info("%08x ", cmd->req.arg[i]);
674 dev_info(&adapter->pdev->dev,
675 "FW MBX regs(%d)\n", cmd->rsp.num);
676 for (i = 0; i < cmd->rsp.num; i++) {
679 pr_info("%08x ", cmd->rsp.arg[i]);
684 /* Mailbox response for mac rcode */
685 u32 qlcnic_83xx_mac_rcode(struct qlcnic_adapter *adapter)
690 fw_data = readl(QLCNIC_MBX_FW(adapter->ahw, 2));
691 mac_cmd_rcode = (u8)fw_data;
692 if (mac_cmd_rcode == QLC_83XX_NO_NIC_RESOURCE ||
693 mac_cmd_rcode == QLC_83XX_MAC_PRESENT ||
694 mac_cmd_rcode == QLC_83XX_MAC_ABSENT)
695 return QLCNIC_RCODE_SUCCESS;
699 u32 qlcnic_83xx_mbx_poll(struct qlcnic_adapter *adapter)
702 unsigned long wait_time = 0;
703 struct qlcnic_hardware_context *ahw = adapter->ahw;
704 /* wait for mailbox completion */
706 data = QLCRDX(ahw, QLCNIC_FW_MBX_CTRL);
707 if (++wait_time > QLCNIC_MBX_TIMEOUT) {
708 data = QLCNIC_RCODE_TIMEOUT;
716 int qlcnic_83xx_mbx_op(struct qlcnic_adapter *adapter,
717 struct qlcnic_cmd_args *cmd)
723 u32 rsp, mbx_val, fw_data, rsp_num, mbx_cmd;
724 struct qlcnic_hardware_context *ahw = adapter->ahw;
726 opcode = LSW(cmd->req.arg[0]);
727 if (!test_bit(QLC_83XX_MBX_READY, &adapter->ahw->idc.status)) {
728 dev_info(&adapter->pdev->dev,
729 "Mailbox cmd attempted, 0x%x\n", opcode);
730 dev_info(&adapter->pdev->dev, "Mailbox detached\n");
734 spin_lock_irqsave(&adapter->ahw->mbx_lock, flags);
735 mbx_val = QLCRDX(ahw, QLCNIC_HOST_MBX_CTRL);
739 "Mailbox cmd attempted, 0x%x\n", opcode);
741 "Mailbox not available, 0x%x, collect FW dump\n",
743 cmd->rsp.arg[0] = QLCNIC_RCODE_TIMEOUT;
744 spin_unlock_irqrestore(&adapter->ahw->mbx_lock, flags);
745 return cmd->rsp.arg[0];
748 /* Fill in mailbox registers */
749 mbx_cmd = cmd->req.arg[0];
750 writel(mbx_cmd, QLCNIC_MBX_HOST(ahw, 0));
751 for (i = 1; i < cmd->req.num; i++)
752 writel(cmd->req.arg[i], QLCNIC_MBX_HOST(ahw, i));
754 /* Signal FW about the impending command */
755 QLCWRX(ahw, QLCNIC_HOST_MBX_CTRL, QLCNIC_SET_OWNER);
757 rsp = qlcnic_83xx_mbx_poll(adapter);
758 if (rsp != QLCNIC_RCODE_TIMEOUT) {
759 /* Get the FW response data */
760 fw_data = readl(QLCNIC_MBX_FW(ahw, 0));
761 if (fw_data & QLCNIC_MBX_ASYNC_EVENT) {
762 __qlcnic_83xx_process_aen(adapter);
763 mbx_val = QLCRDX(ahw, QLCNIC_HOST_MBX_CTRL);
767 mbx_err_code = QLCNIC_MBX_STATUS(fw_data);
768 rsp_num = QLCNIC_MBX_NUM_REGS(fw_data);
769 opcode = QLCNIC_MBX_RSP(fw_data);
770 qlcnic_83xx_get_mbx_data(adapter, cmd);
772 switch (mbx_err_code) {
773 case QLCNIC_MBX_RSP_OK:
774 case QLCNIC_MBX_PORT_RSP_OK:
775 rsp = QLCNIC_RCODE_SUCCESS;
778 if (opcode == QLCNIC_CMD_CONFIG_MAC_VLAN) {
779 rsp = qlcnic_83xx_mac_rcode(adapter);
783 dev_err(&adapter->pdev->dev,
784 "MBX command 0x%x failed with err:0x%x\n",
785 opcode, mbx_err_code);
787 qlcnic_dump_mbx(adapter, cmd);
793 dev_err(&adapter->pdev->dev, "MBX command 0x%x timed out\n",
794 QLCNIC_MBX_RSP(mbx_cmd));
795 rsp = QLCNIC_RCODE_TIMEOUT;
797 /* clear fw mbx control register */
798 QLCWRX(ahw, QLCNIC_FW_MBX_CTRL, QLCNIC_CLR_OWNER);
799 spin_unlock_irqrestore(&adapter->ahw->mbx_lock, flags);
803 int qlcnic_83xx_alloc_mbx_args(struct qlcnic_cmd_args *mbx,
804 struct qlcnic_adapter *adapter, u32 type)
808 const struct qlcnic_mailbox_metadata *mbx_tbl;
810 mbx_tbl = qlcnic_83xx_mbx_tbl;
811 size = ARRAY_SIZE(qlcnic_83xx_mbx_tbl);
812 for (i = 0; i < size; i++) {
813 if (type == mbx_tbl[i].cmd) {
814 mbx->op_type = QLC_83XX_FW_MBX_CMD;
815 mbx->req.num = mbx_tbl[i].in_args;
816 mbx->rsp.num = mbx_tbl[i].out_args;
817 mbx->req.arg = kcalloc(mbx->req.num, sizeof(u32),
821 mbx->rsp.arg = kcalloc(mbx->rsp.num, sizeof(u32),
828 memset(mbx->req.arg, 0, sizeof(u32) * mbx->req.num);
829 memset(mbx->rsp.arg, 0, sizeof(u32) * mbx->rsp.num);
830 temp = adapter->ahw->fw_hal_version << 29;
831 mbx->req.arg[0] = (type | (mbx->req.num << 16) | temp);
838 void qlcnic_83xx_idc_aen_work(struct work_struct *work)
840 struct qlcnic_adapter *adapter;
841 struct qlcnic_cmd_args cmd;
844 adapter = container_of(work, struct qlcnic_adapter, idc_aen_work.work);
845 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_IDC_ACK);
847 for (i = 1; i < QLC_83XX_MBX_AEN_CNT; i++)
848 cmd.req.arg[i] = adapter->ahw->mbox_aen[i];
850 err = qlcnic_issue_cmd(adapter, &cmd);
852 dev_info(&adapter->pdev->dev,
853 "%s: Mailbox IDC ACK failed.\n", __func__);
854 qlcnic_free_mbx_args(&cmd);
857 static void qlcnic_83xx_handle_idc_comp_aen(struct qlcnic_adapter *adapter,
860 dev_dbg(&adapter->pdev->dev, "Completion AEN:0x%x.\n",
861 QLCNIC_MBX_RSP(data[0]));
862 clear_bit(QLC_83XX_IDC_COMP_AEN, &adapter->ahw->idc.status);
866 void __qlcnic_83xx_process_aen(struct qlcnic_adapter *adapter)
868 u32 event[QLC_83XX_MBX_AEN_CNT];
870 struct qlcnic_hardware_context *ahw = adapter->ahw;
872 for (i = 0; i < QLC_83XX_MBX_AEN_CNT; i++)
873 event[i] = readl(QLCNIC_MBX_FW(ahw, i));
875 switch (QLCNIC_MBX_RSP(event[0])) {
877 case QLCNIC_MBX_LINK_EVENT:
878 qlcnic_83xx_handle_link_aen(adapter, event);
880 case QLCNIC_MBX_COMP_EVENT:
881 qlcnic_83xx_handle_idc_comp_aen(adapter, event);
883 case QLCNIC_MBX_REQUEST_EVENT:
884 for (i = 0; i < QLC_83XX_MBX_AEN_CNT; i++)
885 adapter->ahw->mbox_aen[i] = QLCNIC_MBX_RSP(event[i]);
886 queue_delayed_work(adapter->qlcnic_wq,
887 &adapter->idc_aen_work, 0);
889 case QLCNIC_MBX_TIME_EXTEND_EVENT:
891 case QLCNIC_MBX_BC_EVENT:
892 qlcnic_sriov_handle_bc_event(adapter, event[1]);
894 case QLCNIC_MBX_SFP_INSERT_EVENT:
895 dev_info(&adapter->pdev->dev, "SFP+ Insert AEN:0x%x.\n",
896 QLCNIC_MBX_RSP(event[0]));
898 case QLCNIC_MBX_SFP_REMOVE_EVENT:
899 dev_info(&adapter->pdev->dev, "SFP Removed AEN:0x%x.\n",
900 QLCNIC_MBX_RSP(event[0]));
903 dev_dbg(&adapter->pdev->dev, "Unsupported AEN:0x%x.\n",
904 QLCNIC_MBX_RSP(event[0]));
908 QLCWRX(ahw, QLCNIC_FW_MBX_CTRL, QLCNIC_CLR_OWNER);
911 static void qlcnic_83xx_process_aen(struct qlcnic_adapter *adapter)
913 struct qlcnic_hardware_context *ahw = adapter->ahw;
917 spin_lock_irqsave(&ahw->mbx_lock, flags);
919 resp = QLCRDX(ahw, QLCNIC_FW_MBX_CTRL);
920 if (resp & QLCNIC_SET_OWNER) {
921 event = readl(QLCNIC_MBX_FW(ahw, 0));
922 if (event & QLCNIC_MBX_ASYNC_EVENT)
923 __qlcnic_83xx_process_aen(adapter);
926 spin_unlock_irqrestore(&ahw->mbx_lock, flags);
929 static void qlcnic_83xx_mbx_poll_work(struct work_struct *work)
931 struct qlcnic_adapter *adapter;
933 adapter = container_of(work, struct qlcnic_adapter, mbx_poll_work.work);
935 if (!test_bit(__QLCNIC_MBX_POLL_ENABLE, &adapter->state))
938 qlcnic_83xx_process_aen(adapter);
939 queue_delayed_work(adapter->qlcnic_wq, &adapter->mbx_poll_work,
943 void qlcnic_83xx_enable_mbx_poll(struct qlcnic_adapter *adapter)
945 if (test_and_set_bit(__QLCNIC_MBX_POLL_ENABLE, &adapter->state))
948 INIT_DELAYED_WORK(&adapter->mbx_poll_work, qlcnic_83xx_mbx_poll_work);
951 void qlcnic_83xx_disable_mbx_poll(struct qlcnic_adapter *adapter)
953 if (!test_and_clear_bit(__QLCNIC_MBX_POLL_ENABLE, &adapter->state))
955 cancel_delayed_work_sync(&adapter->mbx_poll_work);
958 static int qlcnic_83xx_add_rings(struct qlcnic_adapter *adapter)
960 int index, i, err, sds_mbx_size;
961 u32 *buf, intrpt_id, intr_mask;
964 struct qlcnic_cmd_args cmd;
965 struct qlcnic_host_sds_ring *sds;
966 struct qlcnic_sds_mbx sds_mbx;
967 struct qlcnic_add_rings_mbx_out *mbx_out;
968 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
969 struct qlcnic_hardware_context *ahw = adapter->ahw;
971 sds_mbx_size = sizeof(struct qlcnic_sds_mbx);
972 context_id = recv_ctx->context_id;
973 num_sds = (adapter->max_sds_rings - QLCNIC_MAX_RING_SETS);
974 ahw->hw_ops->alloc_mbx_args(&cmd, adapter,
975 QLCNIC_CMD_ADD_RCV_RINGS);
976 cmd.req.arg[1] = 0 | (num_sds << 8) | (context_id << 16);
978 /* set up status rings, mbx 2-81 */
980 for (i = 8; i < adapter->max_sds_rings; i++) {
981 memset(&sds_mbx, 0, sds_mbx_size);
982 sds = &recv_ctx->sds_rings[i];
984 memset(sds->desc_head, 0, STATUS_DESC_RINGSIZE(sds));
985 sds_mbx.phy_addr_low = LSD(sds->phys_addr);
986 sds_mbx.phy_addr_high = MSD(sds->phys_addr);
987 sds_mbx.sds_ring_size = sds->num_desc;
989 if (adapter->flags & QLCNIC_MSIX_ENABLED)
990 intrpt_id = ahw->intr_tbl[i].id;
992 intrpt_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID);
994 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST)
995 sds_mbx.intrpt_id = intrpt_id;
997 sds_mbx.intrpt_id = 0xffff;
998 sds_mbx.intrpt_val = 0;
999 buf = &cmd.req.arg[index];
1000 memcpy(buf, &sds_mbx, sds_mbx_size);
1001 index += sds_mbx_size / sizeof(u32);
1004 /* send the mailbox command */
1005 err = ahw->hw_ops->mbx_cmd(adapter, &cmd);
1007 dev_err(&adapter->pdev->dev,
1008 "Failed to add rings %d\n", err);
1012 mbx_out = (struct qlcnic_add_rings_mbx_out *)&cmd.rsp.arg[1];
1014 /* status descriptor ring */
1015 for (i = 8; i < adapter->max_sds_rings; i++) {
1016 sds = &recv_ctx->sds_rings[i];
1017 sds->crb_sts_consumer = ahw->pci_base0 +
1018 mbx_out->host_csmr[index];
1019 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1020 intr_mask = ahw->intr_tbl[i].src;
1022 intr_mask = QLCRDX(ahw, QLCNIC_DEF_INT_MASK);
1024 sds->crb_intr_mask = ahw->pci_base0 + intr_mask;
1028 qlcnic_free_mbx_args(&cmd);
1032 void qlcnic_83xx_del_rx_ctx(struct qlcnic_adapter *adapter)
1036 struct qlcnic_cmd_args cmd;
1037 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1039 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_RX_CTX))
1042 if (qlcnic_sriov_pf_check(adapter) || qlcnic_sriov_vf_check(adapter))
1043 cmd.req.arg[0] |= (0x3 << 29);
1045 if (qlcnic_sriov_pf_check(adapter))
1046 qlcnic_pf_set_interface_id_del_rx_ctx(adapter, &temp);
1048 cmd.req.arg[1] = recv_ctx->context_id | temp;
1049 err = qlcnic_issue_cmd(adapter, &cmd);
1051 dev_err(&adapter->pdev->dev,
1052 "Failed to destroy rx ctx in firmware\n");
1054 recv_ctx->state = QLCNIC_HOST_CTX_STATE_FREED;
1055 qlcnic_free_mbx_args(&cmd);
1058 int qlcnic_83xx_create_rx_ctx(struct qlcnic_adapter *adapter)
1060 int i, err, index, sds_mbx_size, rds_mbx_size;
1061 u8 num_sds, num_rds;
1062 u32 *buf, intrpt_id, intr_mask, cap = 0;
1063 struct qlcnic_host_sds_ring *sds;
1064 struct qlcnic_host_rds_ring *rds;
1065 struct qlcnic_sds_mbx sds_mbx;
1066 struct qlcnic_rds_mbx rds_mbx;
1067 struct qlcnic_cmd_args cmd;
1068 struct qlcnic_rcv_mbx_out *mbx_out;
1069 struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx;
1070 struct qlcnic_hardware_context *ahw = adapter->ahw;
1071 num_rds = adapter->max_rds_rings;
1073 if (adapter->max_sds_rings <= QLCNIC_MAX_RING_SETS)
1074 num_sds = adapter->max_sds_rings;
1076 num_sds = QLCNIC_MAX_RING_SETS;
1078 sds_mbx_size = sizeof(struct qlcnic_sds_mbx);
1079 rds_mbx_size = sizeof(struct qlcnic_rds_mbx);
1080 cap = QLCNIC_CAP0_LEGACY_CONTEXT;
1082 if (adapter->flags & QLCNIC_FW_LRO_MSS_CAP)
1083 cap |= QLC_83XX_FW_CAP_LRO_MSS;
1085 /* set mailbox hdr and capabilities */
1086 qlcnic_alloc_mbx_args(&cmd, adapter,
1087 QLCNIC_CMD_CREATE_RX_CTX);
1089 if (qlcnic_sriov_pf_check(adapter) || qlcnic_sriov_vf_check(adapter))
1090 cmd.req.arg[0] |= (0x3 << 29);
1092 cmd.req.arg[1] = cap;
1093 cmd.req.arg[5] = 1 | (num_rds << 5) | (num_sds << 8) |
1094 (QLC_83XX_HOST_RDS_MODE_UNIQUE << 16);
1096 if (qlcnic_sriov_pf_check(adapter))
1097 qlcnic_pf_set_interface_id_create_rx_ctx(adapter,
1099 /* set up status rings, mbx 8-57/87 */
1100 index = QLC_83XX_HOST_SDS_MBX_IDX;
1101 for (i = 0; i < num_sds; i++) {
1102 memset(&sds_mbx, 0, sds_mbx_size);
1103 sds = &recv_ctx->sds_rings[i];
1105 memset(sds->desc_head, 0, STATUS_DESC_RINGSIZE(sds));
1106 sds_mbx.phy_addr_low = LSD(sds->phys_addr);
1107 sds_mbx.phy_addr_high = MSD(sds->phys_addr);
1108 sds_mbx.sds_ring_size = sds->num_desc;
1109 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1110 intrpt_id = ahw->intr_tbl[i].id;
1112 intrpt_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID);
1113 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST)
1114 sds_mbx.intrpt_id = intrpt_id;
1116 sds_mbx.intrpt_id = 0xffff;
1117 sds_mbx.intrpt_val = 0;
1118 buf = &cmd.req.arg[index];
1119 memcpy(buf, &sds_mbx, sds_mbx_size);
1120 index += sds_mbx_size / sizeof(u32);
1122 /* set up receive rings, mbx 88-111/135 */
1123 index = QLCNIC_HOST_RDS_MBX_IDX;
1124 rds = &recv_ctx->rds_rings[0];
1126 memset(&rds_mbx, 0, rds_mbx_size);
1127 rds_mbx.phy_addr_reg_low = LSD(rds->phys_addr);
1128 rds_mbx.phy_addr_reg_high = MSD(rds->phys_addr);
1129 rds_mbx.reg_ring_sz = rds->dma_size;
1130 rds_mbx.reg_ring_len = rds->num_desc;
1132 rds = &recv_ctx->rds_rings[1];
1134 rds_mbx.phy_addr_jmb_low = LSD(rds->phys_addr);
1135 rds_mbx.phy_addr_jmb_high = MSD(rds->phys_addr);
1136 rds_mbx.jmb_ring_sz = rds->dma_size;
1137 rds_mbx.jmb_ring_len = rds->num_desc;
1138 buf = &cmd.req.arg[index];
1139 memcpy(buf, &rds_mbx, rds_mbx_size);
1141 /* send the mailbox command */
1142 err = ahw->hw_ops->mbx_cmd(adapter, &cmd);
1144 dev_err(&adapter->pdev->dev,
1145 "Failed to create Rx ctx in firmware%d\n", err);
1148 mbx_out = (struct qlcnic_rcv_mbx_out *)&cmd.rsp.arg[1];
1149 recv_ctx->context_id = mbx_out->ctx_id;
1150 recv_ctx->state = mbx_out->state;
1151 recv_ctx->virt_port = mbx_out->vport_id;
1152 dev_info(&adapter->pdev->dev, "Rx Context[%d] Created, state:0x%x\n",
1153 recv_ctx->context_id, recv_ctx->state);
1154 /* Receive descriptor ring */
1156 rds = &recv_ctx->rds_rings[0];
1157 rds->crb_rcv_producer = ahw->pci_base0 +
1158 mbx_out->host_prod[0].reg_buf;
1160 rds = &recv_ctx->rds_rings[1];
1161 rds->crb_rcv_producer = ahw->pci_base0 +
1162 mbx_out->host_prod[0].jmb_buf;
1163 /* status descriptor ring */
1164 for (i = 0; i < num_sds; i++) {
1165 sds = &recv_ctx->sds_rings[i];
1166 sds->crb_sts_consumer = ahw->pci_base0 +
1167 mbx_out->host_csmr[i];
1168 if (adapter->flags & QLCNIC_MSIX_ENABLED)
1169 intr_mask = ahw->intr_tbl[i].src;
1171 intr_mask = QLCRDX(ahw, QLCNIC_DEF_INT_MASK);
1172 sds->crb_intr_mask = ahw->pci_base0 + intr_mask;
1175 if (adapter->max_sds_rings > QLCNIC_MAX_RING_SETS)
1176 err = qlcnic_83xx_add_rings(adapter);
1178 qlcnic_free_mbx_args(&cmd);
1182 void qlcnic_83xx_del_tx_ctx(struct qlcnic_adapter *adapter,
1183 struct qlcnic_host_tx_ring *tx_ring)
1185 struct qlcnic_cmd_args cmd;
1188 if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_TX_CTX))
1191 if (qlcnic_sriov_pf_check(adapter) || qlcnic_sriov_vf_check(adapter))
1192 cmd.req.arg[0] |= (0x3 << 29);
1194 if (qlcnic_sriov_pf_check(adapter))
1195 qlcnic_pf_set_interface_id_del_tx_ctx(adapter, &temp);
1197 cmd.req.arg[1] = tx_ring->ctx_id | temp;
1198 if (qlcnic_issue_cmd(adapter, &cmd))
1199 dev_err(&adapter->pdev->dev,
1200 "Failed to destroy tx ctx in firmware\n");
1201 qlcnic_free_mbx_args(&cmd);
1204 int qlcnic_83xx_create_tx_ctx(struct qlcnic_adapter *adapter,
1205 struct qlcnic_host_tx_ring *tx, int ring)
1209 u32 *buf, intr_mask, temp = 0;
1210 struct qlcnic_cmd_args cmd;
1211 struct qlcnic_tx_mbx mbx;
1212 struct qlcnic_tx_mbx_out *mbx_out;
1213 struct qlcnic_hardware_context *ahw = adapter->ahw;
1216 /* Reset host resources */
1218 tx->sw_consumer = 0;
1219 *(tx->hw_consumer) = 0;
1221 memset(&mbx, 0, sizeof(struct qlcnic_tx_mbx));
1223 /* setup mailbox inbox registerss */
1224 mbx.phys_addr_low = LSD(tx->phys_addr);
1225 mbx.phys_addr_high = MSD(tx->phys_addr);
1226 mbx.cnsmr_index_low = LSD(tx->hw_cons_phys_addr);
1227 mbx.cnsmr_index_high = MSD(tx->hw_cons_phys_addr);
1228 mbx.size = tx->num_desc;
1229 if (adapter->flags & QLCNIC_MSIX_ENABLED) {
1230 if (!(adapter->flags & QLCNIC_TX_INTR_SHARED))
1231 msix_vector = adapter->max_sds_rings + ring;
1233 msix_vector = adapter->max_sds_rings - 1;
1234 msix_id = ahw->intr_tbl[msix_vector].id;
1236 msix_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID);
1239 if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST)
1240 mbx.intr_id = msix_id;
1242 mbx.intr_id = 0xffff;
1245 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CREATE_TX_CTX);
1247 if (qlcnic_sriov_pf_check(adapter) || qlcnic_sriov_vf_check(adapter))
1248 cmd.req.arg[0] |= (0x3 << 29);
1250 if (qlcnic_sriov_pf_check(adapter))
1251 qlcnic_pf_set_interface_id_create_tx_ctx(adapter, &temp);
1253 cmd.req.arg[1] = QLCNIC_CAP0_LEGACY_CONTEXT;
1254 cmd.req.arg[5] = QLCNIC_MAX_TX_QUEUES | temp;
1255 buf = &cmd.req.arg[6];
1256 memcpy(buf, &mbx, sizeof(struct qlcnic_tx_mbx));
1257 /* send the mailbox command*/
1258 err = qlcnic_issue_cmd(adapter, &cmd);
1260 dev_err(&adapter->pdev->dev,
1261 "Failed to create Tx ctx in firmware 0x%x\n", err);
1264 mbx_out = (struct qlcnic_tx_mbx_out *)&cmd.rsp.arg[2];
1265 tx->crb_cmd_producer = ahw->pci_base0 + mbx_out->host_prod;
1266 tx->ctx_id = mbx_out->ctx_id;
1267 if ((adapter->flags & QLCNIC_MSIX_ENABLED) &&
1268 !(adapter->flags & QLCNIC_TX_INTR_SHARED)) {
1269 intr_mask = ahw->intr_tbl[adapter->max_sds_rings + ring].src;
1270 tx->crb_intr_mask = ahw->pci_base0 + intr_mask;
1272 dev_info(&adapter->pdev->dev, "Tx Context[0x%x] Created, state:0x%x\n",
1273 tx->ctx_id, mbx_out->state);
1275 qlcnic_free_mbx_args(&cmd);
1279 static int qlcnic_83xx_diag_alloc_res(struct net_device *netdev, int test)
1281 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1282 struct qlcnic_host_sds_ring *sds_ring;
1283 struct qlcnic_host_rds_ring *rds_ring;
1287 netif_device_detach(netdev);
1289 if (netif_running(netdev))
1290 __qlcnic_down(adapter, netdev);
1292 qlcnic_detach(adapter);
1294 adapter->max_sds_rings = 1;
1295 adapter->ahw->diag_test = test;
1296 adapter->ahw->linkup = 0;
1298 ret = qlcnic_attach(adapter);
1300 netif_device_attach(netdev);
1304 ret = qlcnic_fw_create_ctx(adapter);
1306 qlcnic_detach(adapter);
1307 netif_device_attach(netdev);
1311 for (ring = 0; ring < adapter->max_rds_rings; ring++) {
1312 rds_ring = &adapter->recv_ctx->rds_rings[ring];
1313 qlcnic_post_rx_buffers(adapter, rds_ring, ring);
1316 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1317 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1318 sds_ring = &adapter->recv_ctx->sds_rings[ring];
1319 qlcnic_83xx_enable_intr(adapter, sds_ring);
1323 if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) {
1324 /* disable and free mailbox interrupt */
1325 if (!(adapter->flags & QLCNIC_MSIX_ENABLED))
1326 qlcnic_83xx_free_mbx_intr(adapter);
1327 adapter->ahw->loopback_state = 0;
1328 adapter->ahw->hw_ops->setup_link_event(adapter, 1);
1331 set_bit(__QLCNIC_DEV_UP, &adapter->state);
1335 static void qlcnic_83xx_diag_free_res(struct net_device *netdev,
1338 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1339 struct qlcnic_host_sds_ring *sds_ring;
1342 clear_bit(__QLCNIC_DEV_UP, &adapter->state);
1343 if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) {
1344 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
1345 sds_ring = &adapter->recv_ctx->sds_rings[ring];
1346 qlcnic_83xx_disable_intr(adapter, sds_ring);
1350 qlcnic_fw_destroy_ctx(adapter);
1351 qlcnic_detach(adapter);
1353 if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) {
1354 if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
1355 err = qlcnic_83xx_setup_mbx_intr(adapter);
1357 dev_err(&adapter->pdev->dev,
1358 "%s: failed to setup mbx interrupt\n",
1364 adapter->ahw->diag_test = 0;
1365 adapter->max_sds_rings = max_sds_rings;
1367 if (qlcnic_attach(adapter))
1370 if (netif_running(netdev))
1371 __qlcnic_up(adapter, netdev);
1373 netif_device_attach(netdev);
1376 int qlcnic_83xx_config_led(struct qlcnic_adapter *adapter, u32 state,
1379 struct qlcnic_cmd_args cmd;
1384 /* Get LED configuration */
1385 qlcnic_alloc_mbx_args(&cmd, adapter,
1386 QLCNIC_CMD_GET_LED_CONFIG);
1387 status = qlcnic_issue_cmd(adapter, &cmd);
1389 dev_err(&adapter->pdev->dev,
1390 "Get led config failed.\n");
1393 for (i = 0; i < 4; i++)
1394 adapter->ahw->mbox_reg[i] = cmd.rsp.arg[i+1];
1396 qlcnic_free_mbx_args(&cmd);
1397 /* Set LED Configuration */
1398 mbx_in = (LSW(QLC_83XX_LED_CONFIG) << 16) |
1399 LSW(QLC_83XX_LED_CONFIG);
1400 qlcnic_alloc_mbx_args(&cmd, adapter,
1401 QLCNIC_CMD_SET_LED_CONFIG);
1402 cmd.req.arg[1] = mbx_in;
1403 cmd.req.arg[2] = mbx_in;
1404 cmd.req.arg[3] = mbx_in;
1406 cmd.req.arg[4] = QLC_83XX_ENABLE_BEACON;
1407 status = qlcnic_issue_cmd(adapter, &cmd);
1409 dev_err(&adapter->pdev->dev,
1410 "Set led config failed.\n");
1413 qlcnic_free_mbx_args(&cmd);
1417 /* Restoring default LED configuration */
1418 qlcnic_alloc_mbx_args(&cmd, adapter,
1419 QLCNIC_CMD_SET_LED_CONFIG);
1420 cmd.req.arg[1] = adapter->ahw->mbox_reg[0];
1421 cmd.req.arg[2] = adapter->ahw->mbox_reg[1];
1422 cmd.req.arg[3] = adapter->ahw->mbox_reg[2];
1424 cmd.req.arg[4] = adapter->ahw->mbox_reg[3];
1425 status = qlcnic_issue_cmd(adapter, &cmd);
1427 dev_err(&adapter->pdev->dev,
1428 "Restoring led config failed.\n");
1429 qlcnic_free_mbx_args(&cmd);
1434 int qlcnic_83xx_set_led(struct net_device *netdev,
1435 enum ethtool_phys_id_state state)
1437 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1438 int err = -EIO, active = 1;
1440 if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
1442 "LED test is not supported in non-privileged mode\n");
1447 case ETHTOOL_ID_ACTIVE:
1448 if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state))
1451 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
1454 err = qlcnic_83xx_config_led(adapter, active, 0);
1456 netdev_err(netdev, "Failed to set LED blink state\n");
1458 case ETHTOOL_ID_INACTIVE:
1461 if (test_bit(__QLCNIC_RESETTING, &adapter->state))
1464 err = qlcnic_83xx_config_led(adapter, active, 0);
1466 netdev_err(netdev, "Failed to reset LED blink state\n");
1474 clear_bit(__QLCNIC_LED_ENABLE, &adapter->state);
1479 void qlcnic_83xx_register_nic_idc_func(struct qlcnic_adapter *adapter,
1482 struct qlcnic_cmd_args cmd;
1485 if (qlcnic_sriov_vf_check(adapter))
1489 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INIT_NIC_FUNC);
1490 cmd.req.arg[1] = BIT_0 | BIT_31;
1492 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_STOP_NIC_FUNC);
1493 cmd.req.arg[1] = BIT_0 | BIT_31;
1495 status = qlcnic_issue_cmd(adapter, &cmd);
1497 dev_err(&adapter->pdev->dev,
1498 "Failed to %s in NIC IDC function event.\n",
1499 (enable ? "register" : "unregister"));
1501 qlcnic_free_mbx_args(&cmd);
1504 int qlcnic_83xx_set_port_config(struct qlcnic_adapter *adapter)
1506 struct qlcnic_cmd_args cmd;
1509 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_PORT_CONFIG);
1510 cmd.req.arg[1] = adapter->ahw->port_config;
1511 err = qlcnic_issue_cmd(adapter, &cmd);
1513 dev_info(&adapter->pdev->dev, "Set Port Config failed.\n");
1514 qlcnic_free_mbx_args(&cmd);
1518 int qlcnic_83xx_get_port_config(struct qlcnic_adapter *adapter)
1520 struct qlcnic_cmd_args cmd;
1523 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_PORT_CONFIG);
1524 err = qlcnic_issue_cmd(adapter, &cmd);
1526 dev_info(&adapter->pdev->dev, "Get Port config failed\n");
1528 adapter->ahw->port_config = cmd.rsp.arg[1];
1529 qlcnic_free_mbx_args(&cmd);
1533 int qlcnic_83xx_setup_link_event(struct qlcnic_adapter *adapter, int enable)
1537 struct qlcnic_cmd_args cmd;
1539 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_LINK_EVENT);
1540 temp = adapter->recv_ctx->context_id << 16;
1541 cmd.req.arg[1] = (enable ? 1 : 0) | BIT_8 | temp;
1542 err = qlcnic_issue_cmd(adapter, &cmd);
1544 dev_info(&adapter->pdev->dev,
1545 "Setup linkevent mailbox failed\n");
1546 qlcnic_free_mbx_args(&cmd);
1550 static void qlcnic_83xx_set_interface_id_promisc(struct qlcnic_adapter *adapter,
1553 if (qlcnic_sriov_pf_check(adapter)) {
1554 qlcnic_pf_set_interface_id_promisc(adapter, interface_id);
1556 if (!qlcnic_sriov_vf_check(adapter))
1557 *interface_id = adapter->recv_ctx->context_id << 16;
1561 int qlcnic_83xx_nic_set_promisc(struct qlcnic_adapter *adapter, u32 mode)
1565 struct qlcnic_cmd_args cmd;
1567 if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED)
1570 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_MAC_RX_MODE);
1571 qlcnic_83xx_set_interface_id_promisc(adapter, &temp);
1572 cmd.req.arg[1] = (mode ? 1 : 0) | temp;
1573 err = qlcnic_issue_cmd(adapter, &cmd);
1575 dev_info(&adapter->pdev->dev,
1576 "Promiscous mode config failed\n");
1578 qlcnic_free_mbx_args(&cmd);
1582 int qlcnic_83xx_loopback_test(struct net_device *netdev, u8 mode)
1584 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1585 struct qlcnic_hardware_context *ahw = adapter->ahw;
1586 int ret = 0, loop = 0, max_sds_rings = adapter->max_sds_rings;
1588 QLCDB(adapter, DRV, "%s loopback test in progress\n",
1589 mode == QLCNIC_ILB_MODE ? "internal" : "external");
1590 if (ahw->op_mode == QLCNIC_NON_PRIV_FUNC) {
1591 dev_warn(&adapter->pdev->dev,
1592 "Loopback test not supported for non privilege function\n");
1596 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
1599 ret = qlcnic_83xx_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST);
1601 goto fail_diag_alloc;
1603 ret = qlcnic_83xx_set_lb_mode(adapter, mode);
1607 /* Poll for link up event before running traffic */
1610 if (!(adapter->flags & QLCNIC_MSIX_ENABLED))
1611 qlcnic_83xx_process_aen(adapter);
1613 if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) {
1614 dev_info(&adapter->pdev->dev,
1615 "Firmware didn't sent link up event to loopback request\n");
1616 ret = -QLCNIC_FW_NOT_RESPOND;
1617 qlcnic_83xx_clear_lb_mode(adapter, mode);
1620 } while ((adapter->ahw->linkup && ahw->has_link_events) != 1);
1622 /* Make sure carrier is off and queue is stopped during loopback */
1623 if (netif_running(netdev)) {
1624 netif_carrier_off(netdev);
1625 netif_stop_queue(netdev);
1628 ret = qlcnic_do_lb_test(adapter, mode);
1630 qlcnic_83xx_clear_lb_mode(adapter, mode);
1633 qlcnic_83xx_diag_free_res(netdev, max_sds_rings);
1636 adapter->max_sds_rings = max_sds_rings;
1637 clear_bit(__QLCNIC_RESETTING, &adapter->state);
1641 int qlcnic_83xx_set_lb_mode(struct qlcnic_adapter *adapter, u8 mode)
1643 struct qlcnic_hardware_context *ahw = adapter->ahw;
1644 int status = 0, loop = 0;
1647 status = qlcnic_83xx_get_port_config(adapter);
1651 config = ahw->port_config;
1652 set_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
1654 if (mode == QLCNIC_ILB_MODE)
1655 ahw->port_config |= QLC_83XX_CFG_LOOPBACK_HSS;
1656 if (mode == QLCNIC_ELB_MODE)
1657 ahw->port_config |= QLC_83XX_CFG_LOOPBACK_EXT;
1659 status = qlcnic_83xx_set_port_config(adapter);
1661 dev_err(&adapter->pdev->dev,
1662 "Failed to Set Loopback Mode = 0x%x.\n",
1664 ahw->port_config = config;
1665 clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
1669 /* Wait for Link and IDC Completion AEN */
1672 if (!(adapter->flags & QLCNIC_MSIX_ENABLED))
1673 qlcnic_83xx_process_aen(adapter);
1675 if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) {
1676 dev_err(&adapter->pdev->dev,
1677 "FW did not generate IDC completion AEN\n");
1678 clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
1679 qlcnic_83xx_clear_lb_mode(adapter, mode);
1682 } while (test_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status));
1684 qlcnic_sre_macaddr_change(adapter, adapter->mac_addr, 0,
1689 int qlcnic_83xx_clear_lb_mode(struct qlcnic_adapter *adapter, u8 mode)
1691 struct qlcnic_hardware_context *ahw = adapter->ahw;
1692 int status = 0, loop = 0;
1693 u32 config = ahw->port_config;
1695 set_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
1696 if (mode == QLCNIC_ILB_MODE)
1697 ahw->port_config &= ~QLC_83XX_CFG_LOOPBACK_HSS;
1698 if (mode == QLCNIC_ELB_MODE)
1699 ahw->port_config &= ~QLC_83XX_CFG_LOOPBACK_EXT;
1701 status = qlcnic_83xx_set_port_config(adapter);
1703 dev_err(&adapter->pdev->dev,
1704 "Failed to Clear Loopback Mode = 0x%x.\n",
1706 ahw->port_config = config;
1707 clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
1711 /* Wait for Link and IDC Completion AEN */
1714 if (!(adapter->flags & QLCNIC_MSIX_ENABLED))
1715 qlcnic_83xx_process_aen(adapter);
1717 if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) {
1718 dev_err(&adapter->pdev->dev,
1719 "Firmware didn't sent IDC completion AEN\n");
1720 clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status);
1723 } while (test_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status));
1725 qlcnic_sre_macaddr_change(adapter, adapter->mac_addr, 0,
1730 static void qlcnic_83xx_set_interface_id_ipaddr(struct qlcnic_adapter *adapter,
1733 if (qlcnic_sriov_pf_check(adapter)) {
1734 qlcnic_pf_set_interface_id_ipaddr(adapter, interface_id);
1736 if (!qlcnic_sriov_vf_check(adapter))
1737 *interface_id = adapter->recv_ctx->context_id << 16;
1741 void qlcnic_83xx_config_ipaddr(struct qlcnic_adapter *adapter, __be32 ip,
1745 u32 temp = 0, temp_ip;
1746 struct qlcnic_cmd_args cmd;
1748 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_IP_ADDR);
1749 qlcnic_83xx_set_interface_id_ipaddr(adapter, &temp);
1751 if (mode == QLCNIC_IP_UP)
1752 cmd.req.arg[1] = 1 | temp;
1754 cmd.req.arg[1] = 2 | temp;
1757 * Adapter needs IP address in network byte order.
1758 * But hardware mailbox registers go through writel(), hence IP address
1759 * gets swapped on big endian architecture.
1760 * To negate swapping of writel() on big endian architecture
1761 * use swab32(value).
1764 temp_ip = swab32(ntohl(ip));
1765 memcpy(&cmd.req.arg[2], &temp_ip, sizeof(u32));
1766 err = qlcnic_issue_cmd(adapter, &cmd);
1767 if (err != QLCNIC_RCODE_SUCCESS)
1768 dev_err(&adapter->netdev->dev,
1769 "could not notify %s IP 0x%x request\n",
1770 (mode == QLCNIC_IP_UP) ? "Add" : "Remove", ip);
1772 qlcnic_free_mbx_args(&cmd);
1775 int qlcnic_83xx_config_hw_lro(struct qlcnic_adapter *adapter, int mode)
1779 struct qlcnic_cmd_args cmd;
1782 lro_bit_mask = (mode ? (BIT_0 | BIT_1 | BIT_2 | BIT_3) : 0);
1784 if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED)
1787 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_HW_LRO);
1788 temp = adapter->recv_ctx->context_id << 16;
1789 arg1 = lro_bit_mask | temp;
1790 cmd.req.arg[1] = arg1;
1792 err = qlcnic_issue_cmd(adapter, &cmd);
1794 dev_info(&adapter->pdev->dev, "LRO config failed\n");
1795 qlcnic_free_mbx_args(&cmd);
1800 int qlcnic_83xx_config_rss(struct qlcnic_adapter *adapter, int enable)
1804 struct qlcnic_cmd_args cmd;
1805 const u64 key[] = { 0xbeac01fa6a42b73bULL, 0x8030f20c77cb2da3ULL,
1806 0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL,
1807 0x255b0ec26d5a56daULL };
1809 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_RSS);
1814 * 5-4: hash_type_ipv4
1815 * 7-6: hash_type_ipv6
1817 * 9: use indirection table
1818 * 16-31: indirection table mask
1820 word = ((u32)(RSS_HASHTYPE_IP_TCP & 0x3) << 4) |
1821 ((u32)(RSS_HASHTYPE_IP_TCP & 0x3) << 6) |
1822 ((u32)(enable & 0x1) << 8) |
1824 cmd.req.arg[1] = (adapter->recv_ctx->context_id);
1825 cmd.req.arg[2] = word;
1826 memcpy(&cmd.req.arg[4], key, sizeof(key));
1828 err = qlcnic_issue_cmd(adapter, &cmd);
1831 dev_info(&adapter->pdev->dev, "RSS config failed\n");
1832 qlcnic_free_mbx_args(&cmd);
1838 static void qlcnic_83xx_set_interface_id_macaddr(struct qlcnic_adapter *adapter,
1841 if (qlcnic_sriov_pf_check(adapter)) {
1842 qlcnic_pf_set_interface_id_macaddr(adapter, interface_id);
1844 if (!qlcnic_sriov_vf_check(adapter))
1845 *interface_id = adapter->recv_ctx->context_id << 16;
1849 int qlcnic_83xx_sre_macaddr_change(struct qlcnic_adapter *adapter, u8 *addr,
1854 struct qlcnic_cmd_args cmd;
1855 struct qlcnic_macvlan_mbx mv;
1857 if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED)
1860 err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_MAC_VLAN);
1865 op = (op == QLCNIC_MAC_ADD || op == QLCNIC_MAC_VLAN_ADD) ?
1866 QLCNIC_MAC_VLAN_ADD : QLCNIC_MAC_VLAN_DEL;
1868 cmd.req.arg[1] = op | (1 << 8);
1869 qlcnic_83xx_set_interface_id_macaddr(adapter, &temp);
1870 cmd.req.arg[1] |= temp;
1872 mv.mac_addr0 = addr[0];
1873 mv.mac_addr1 = addr[1];
1874 mv.mac_addr2 = addr[2];
1875 mv.mac_addr3 = addr[3];
1876 mv.mac_addr4 = addr[4];
1877 mv.mac_addr5 = addr[5];
1878 buf = &cmd.req.arg[2];
1879 memcpy(buf, &mv, sizeof(struct qlcnic_macvlan_mbx));
1880 err = qlcnic_issue_cmd(adapter, &cmd);
1882 dev_err(&adapter->pdev->dev,
1883 "MAC-VLAN %s to CAM failed, err=%d.\n",
1884 ((op == 1) ? "add " : "delete "), err);
1885 qlcnic_free_mbx_args(&cmd);
1889 void qlcnic_83xx_change_l2_filter(struct qlcnic_adapter *adapter, u64 *addr,
1893 memcpy(&mac, addr, ETH_ALEN);
1894 qlcnic_83xx_sre_macaddr_change(adapter, mac, vlan_id, QLCNIC_MAC_ADD);
1897 void qlcnic_83xx_configure_mac(struct qlcnic_adapter *adapter, u8 *mac,
1898 u8 type, struct qlcnic_cmd_args *cmd)
1901 case QLCNIC_SET_STATION_MAC:
1902 case QLCNIC_SET_FAC_DEF_MAC:
1903 memcpy(&cmd->req.arg[2], mac, sizeof(u32));
1904 memcpy(&cmd->req.arg[3], &mac[4], sizeof(u16));
1907 cmd->req.arg[1] = type;
1910 int qlcnic_83xx_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac)
1913 struct qlcnic_cmd_args cmd;
1914 u32 mac_low, mac_high;
1916 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_MAC_ADDRESS);
1917 qlcnic_83xx_configure_mac(adapter, mac, QLCNIC_GET_CURRENT_MAC, &cmd);
1918 err = qlcnic_issue_cmd(adapter, &cmd);
1920 if (err == QLCNIC_RCODE_SUCCESS) {
1921 mac_low = cmd.rsp.arg[1];
1922 mac_high = cmd.rsp.arg[2];
1924 for (i = 0; i < 2; i++)
1925 mac[i] = (u8) (mac_high >> ((1 - i) * 8));
1926 for (i = 2; i < 6; i++)
1927 mac[i] = (u8) (mac_low >> ((5 - i) * 8));
1929 dev_err(&adapter->pdev->dev, "Failed to get mac address%d\n",
1933 qlcnic_free_mbx_args(&cmd);
1937 void qlcnic_83xx_config_intr_coal(struct qlcnic_adapter *adapter)
1941 struct qlcnic_cmd_args cmd;
1942 struct qlcnic_nic_intr_coalesce *coal = &adapter->ahw->coal;
1944 if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED)
1947 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_INTR_COAL);
1948 cmd.req.arg[1] = 1 | (adapter->recv_ctx->context_id << 16);
1949 cmd.req.arg[3] = coal->flag;
1950 temp = coal->rx_time_us << 16;
1951 cmd.req.arg[2] = coal->rx_packets | temp;
1952 err = qlcnic_issue_cmd(adapter, &cmd);
1953 if (err != QLCNIC_RCODE_SUCCESS)
1954 dev_info(&adapter->pdev->dev,
1955 "Failed to send interrupt coalescence parameters\n");
1956 qlcnic_free_mbx_args(&cmd);
1959 static void qlcnic_83xx_handle_link_aen(struct qlcnic_adapter *adapter,
1962 u8 link_status, duplex;
1964 link_status = LSB(data[3]) & 1;
1965 adapter->ahw->link_speed = MSW(data[2]);
1966 adapter->ahw->link_autoneg = MSB(MSW(data[3]));
1967 adapter->ahw->module_type = MSB(LSW(data[3]));
1968 duplex = LSB(MSW(data[3]));
1970 adapter->ahw->link_duplex = DUPLEX_FULL;
1972 adapter->ahw->link_duplex = DUPLEX_HALF;
1973 adapter->ahw->has_link_events = 1;
1974 qlcnic_advert_link_change(adapter, link_status);
1977 irqreturn_t qlcnic_83xx_handle_aen(int irq, void *data)
1979 struct qlcnic_adapter *adapter = data;
1980 unsigned long flags;
1981 u32 mask, resp, event;
1983 spin_lock_irqsave(&adapter->ahw->mbx_lock, flags);
1984 resp = QLCRDX(adapter->ahw, QLCNIC_FW_MBX_CTRL);
1985 if (!(resp & QLCNIC_SET_OWNER))
1988 event = readl(QLCNIC_MBX_FW(adapter->ahw, 0));
1989 if (event & QLCNIC_MBX_ASYNC_EVENT)
1990 __qlcnic_83xx_process_aen(adapter);
1992 mask = QLCRDX(adapter->ahw, QLCNIC_DEF_INT_MASK);
1993 writel(0, adapter->ahw->pci_base0 + mask);
1994 spin_unlock_irqrestore(&adapter->ahw->mbx_lock, flags);
1999 int qlcnic_enable_eswitch(struct qlcnic_adapter *adapter, u8 port, u8 enable)
2002 struct qlcnic_cmd_args cmd;
2004 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
2005 dev_err(&adapter->pdev->dev,
2006 "%s: Error, invoked by non management func\n",
2011 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_TOGGLE_ESWITCH);
2012 cmd.req.arg[1] = (port & 0xf) | BIT_4;
2013 err = qlcnic_issue_cmd(adapter, &cmd);
2015 if (err != QLCNIC_RCODE_SUCCESS) {
2016 dev_err(&adapter->pdev->dev, "Failed to enable eswitch%d\n",
2020 qlcnic_free_mbx_args(&cmd);
2026 int qlcnic_83xx_set_nic_info(struct qlcnic_adapter *adapter,
2027 struct qlcnic_info *nic)
2030 struct qlcnic_cmd_args cmd;
2032 if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
2033 dev_err(&adapter->pdev->dev,
2034 "%s: Error, invoked by non management func\n",
2039 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO);
2040 cmd.req.arg[1] = (nic->pci_func << 16);
2041 cmd.req.arg[2] = 0x1 << 16;
2042 cmd.req.arg[3] = nic->phys_port | (nic->switch_mode << 16);
2043 cmd.req.arg[4] = nic->capabilities;
2044 cmd.req.arg[5] = (nic->max_mac_filters & 0xFF) | ((nic->max_mtu) << 16);
2045 cmd.req.arg[6] = (nic->max_tx_ques) | ((nic->max_rx_ques) << 16);
2046 cmd.req.arg[7] = (nic->min_tx_bw) | ((nic->max_tx_bw) << 16);
2047 for (i = 8; i < 32; i++)
2050 err = qlcnic_issue_cmd(adapter, &cmd);
2052 if (err != QLCNIC_RCODE_SUCCESS) {
2053 dev_err(&adapter->pdev->dev, "Failed to set nic info%d\n",
2058 qlcnic_free_mbx_args(&cmd);
2063 int qlcnic_83xx_get_nic_info(struct qlcnic_adapter *adapter,
2064 struct qlcnic_info *npar_info, u8 func_id)
2069 struct qlcnic_cmd_args cmd;
2071 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_NIC_INFO);
2072 if (func_id != adapter->ahw->pci_func) {
2073 temp = func_id << 16;
2074 cmd.req.arg[1] = op | BIT_31 | temp;
2076 cmd.req.arg[1] = adapter->ahw->pci_func << 16;
2078 err = qlcnic_issue_cmd(adapter, &cmd);
2080 dev_info(&adapter->pdev->dev,
2081 "Failed to get nic info %d\n", err);
2085 npar_info->op_type = cmd.rsp.arg[1];
2086 npar_info->pci_func = cmd.rsp.arg[2] & 0xFFFF;
2087 npar_info->op_mode = (cmd.rsp.arg[2] & 0xFFFF0000) >> 16;
2088 npar_info->phys_port = cmd.rsp.arg[3] & 0xFFFF;
2089 npar_info->switch_mode = (cmd.rsp.arg[3] & 0xFFFF0000) >> 16;
2090 npar_info->capabilities = cmd.rsp.arg[4];
2091 npar_info->max_mac_filters = cmd.rsp.arg[5] & 0xFF;
2092 npar_info->max_mtu = (cmd.rsp.arg[5] & 0xFFFF0000) >> 16;
2093 npar_info->max_tx_ques = cmd.rsp.arg[6] & 0xFFFF;
2094 npar_info->max_rx_ques = (cmd.rsp.arg[6] & 0xFFFF0000) >> 16;
2095 npar_info->min_tx_bw = cmd.rsp.arg[7] & 0xFFFF;
2096 npar_info->max_tx_bw = (cmd.rsp.arg[7] & 0xFFFF0000) >> 16;
2097 if (cmd.rsp.arg[8] & 0x1)
2098 npar_info->max_bw_reg_offset = (cmd.rsp.arg[8] & 0x7FFE) >> 1;
2099 if (cmd.rsp.arg[8] & 0x10000) {
2100 temp = (cmd.rsp.arg[8] & 0x7FFE0000) >> 17;
2101 npar_info->max_linkspeed_reg_offset = temp;
2105 qlcnic_free_mbx_args(&cmd);
2109 int qlcnic_83xx_get_pci_info(struct qlcnic_adapter *adapter,
2110 struct qlcnic_pci_info *pci_info)
2112 int i, err = 0, j = 0;
2114 struct qlcnic_cmd_args cmd;
2116 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_PCI_INFO);
2117 err = qlcnic_issue_cmd(adapter, &cmd);
2119 adapter->ahw->act_pci_func = 0;
2120 if (err == QLCNIC_RCODE_SUCCESS) {
2121 pci_info->func_count = cmd.rsp.arg[1] & 0xFF;
2122 dev_info(&adapter->pdev->dev,
2123 "%s: total functions = %d\n",
2124 __func__, pci_info->func_count);
2125 for (i = 2, j = 0; j < QLCNIC_MAX_PCI_FUNC; j++, pci_info++) {
2126 pci_info->id = cmd.rsp.arg[i] & 0xFFFF;
2127 pci_info->active = (cmd.rsp.arg[i] & 0xFFFF0000) >> 16;
2129 pci_info->type = cmd.rsp.arg[i] & 0xFFFF;
2130 if (pci_info->type == QLCNIC_TYPE_NIC)
2131 adapter->ahw->act_pci_func++;
2132 temp = (cmd.rsp.arg[i] & 0xFFFF0000) >> 16;
2133 pci_info->default_port = temp;
2135 pci_info->tx_min_bw = cmd.rsp.arg[i] & 0xFFFF;
2136 temp = (cmd.rsp.arg[i] & 0xFFFF0000) >> 16;
2137 pci_info->tx_max_bw = temp;
2139 memcpy(pci_info->mac, &cmd.rsp.arg[i], ETH_ALEN - 2);
2141 memcpy(pci_info->mac + sizeof(u32), &cmd.rsp.arg[i], 2);
2144 dev_info(&adapter->pdev->dev, "%s:\n"
2145 "\tid = %d active = %d type = %d\n"
2146 "\tport = %d min bw = %d max bw = %d\n"
2147 "\tmac_addr = %pM\n", __func__,
2148 pci_info->id, pci_info->active, pci_info->type,
2149 pci_info->default_port, pci_info->tx_min_bw,
2150 pci_info->tx_max_bw, pci_info->mac);
2153 dev_err(&adapter->pdev->dev, "Failed to get PCI Info%d\n",
2158 qlcnic_free_mbx_args(&cmd);
2163 int qlcnic_83xx_config_intrpt(struct qlcnic_adapter *adapter, bool op_type)
2167 u32 val, temp, type;
2168 struct qlcnic_cmd_args cmd;
2170 max_ints = adapter->ahw->num_msix - 1;
2171 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_INTRPT);
2172 cmd.req.arg[1] = max_ints;
2174 if (qlcnic_sriov_vf_check(adapter))
2175 cmd.req.arg[1] |= (adapter->ahw->pci_func << 8) | BIT_16;
2177 for (i = 0, index = 2; i < max_ints; i++) {
2178 type = op_type ? QLCNIC_INTRPT_ADD : QLCNIC_INTRPT_DEL;
2179 val = type | (adapter->ahw->intr_tbl[i].type << 4);
2180 if (adapter->ahw->intr_tbl[i].type == QLCNIC_INTRPT_MSIX)
2181 val |= (adapter->ahw->intr_tbl[i].id << 16);
2182 cmd.req.arg[index++] = val;
2184 err = qlcnic_issue_cmd(adapter, &cmd);
2186 dev_err(&adapter->pdev->dev,
2187 "Failed to configure interrupts 0x%x\n", err);
2191 max_ints = cmd.rsp.arg[1];
2192 for (i = 0, index = 2; i < max_ints; i++, index += 2) {
2193 val = cmd.rsp.arg[index];
2195 dev_info(&adapter->pdev->dev,
2196 "Can't configure interrupt %d\n",
2197 adapter->ahw->intr_tbl[i].id);
2201 adapter->ahw->intr_tbl[i].id = MSW(val);
2202 adapter->ahw->intr_tbl[i].enabled = 1;
2203 temp = cmd.rsp.arg[index + 1];
2204 adapter->ahw->intr_tbl[i].src = temp;
2206 adapter->ahw->intr_tbl[i].id = i;
2207 adapter->ahw->intr_tbl[i].enabled = 0;
2208 adapter->ahw->intr_tbl[i].src = 0;
2212 qlcnic_free_mbx_args(&cmd);
2216 int qlcnic_83xx_lock_flash(struct qlcnic_adapter *adapter)
2218 int id, timeout = 0;
2221 while (status == 0) {
2222 status = QLC_SHARED_REG_RD32(adapter, QLCNIC_FLASH_LOCK);
2226 if (++timeout >= QLC_83XX_FLASH_LOCK_TIMEOUT) {
2227 id = QLC_SHARED_REG_RD32(adapter,
2228 QLCNIC_FLASH_LOCK_OWNER);
2229 dev_err(&adapter->pdev->dev,
2230 "%s: failed, lock held by %d\n", __func__, id);
2233 usleep_range(1000, 2000);
2236 QLC_SHARED_REG_WR32(adapter, QLCNIC_FLASH_LOCK_OWNER, adapter->portnum);
2240 void qlcnic_83xx_unlock_flash(struct qlcnic_adapter *adapter)
2242 QLC_SHARED_REG_RD32(adapter, QLCNIC_FLASH_UNLOCK);
2243 QLC_SHARED_REG_WR32(adapter, QLCNIC_FLASH_LOCK_OWNER, 0xFF);
2246 int qlcnic_83xx_lockless_flash_read32(struct qlcnic_adapter *adapter,
2247 u32 flash_addr, u8 *p_data,
2251 u32 word, range, flash_offset, addr = flash_addr;
2252 ulong indirect_add, direct_window;
2254 flash_offset = addr & (QLCNIC_FLASH_SECTOR_SIZE - 1);
2256 dev_err(&adapter->pdev->dev, "Illegal addr = 0x%x\n", addr);
2260 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_DIRECT_WINDOW,
2263 range = flash_offset + (count * sizeof(u32));
2264 /* Check if data is spread across multiple sectors */
2265 if (range > (QLCNIC_FLASH_SECTOR_SIZE - 1)) {
2267 /* Multi sector read */
2268 for (i = 0; i < count; i++) {
2269 indirect_add = QLC_83XX_FLASH_DIRECT_DATA(addr);
2270 ret = qlcnic_83xx_rd_reg_indirect(adapter,
2276 *(u32 *)p_data = word;
2277 p_data = p_data + 4;
2279 flash_offset = flash_offset + 4;
2281 if (flash_offset > (QLCNIC_FLASH_SECTOR_SIZE - 1)) {
2282 direct_window = QLC_83XX_FLASH_DIRECT_WINDOW;
2283 /* This write is needed once for each sector */
2284 qlcnic_83xx_wrt_reg_indirect(adapter,
2291 /* Single sector read */
2292 for (i = 0; i < count; i++) {
2293 indirect_add = QLC_83XX_FLASH_DIRECT_DATA(addr);
2294 ret = qlcnic_83xx_rd_reg_indirect(adapter,
2300 *(u32 *)p_data = word;
2301 p_data = p_data + 4;
2309 static int qlcnic_83xx_poll_flash_status_reg(struct qlcnic_adapter *adapter)
2312 int retries = QLC_83XX_FLASH_READ_RETRY_COUNT;
2315 status = qlcnic_83xx_rd_reg_indirect(adapter,
2316 QLC_83XX_FLASH_STATUS);
2317 if ((status & QLC_83XX_FLASH_STATUS_READY) ==
2318 QLC_83XX_FLASH_STATUS_READY)
2321 msleep(QLC_83XX_FLASH_STATUS_REG_POLL_DELAY);
2322 } while (--retries);
2330 int qlcnic_83xx_enable_flash_write(struct qlcnic_adapter *adapter)
2334 cmd = adapter->ahw->fdt.write_statusreg_cmd;
2335 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR,
2336 (QLC_83XX_FLASH_FDT_WRITE_DEF_SIG | cmd));
2337 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA,
2338 adapter->ahw->fdt.write_enable_bits);
2339 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL,
2340 QLC_83XX_FLASH_SECOND_ERASE_MS_VAL);
2341 ret = qlcnic_83xx_poll_flash_status_reg(adapter);
2348 int qlcnic_83xx_disable_flash_write(struct qlcnic_adapter *adapter)
2352 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR,
2353 (QLC_83XX_FLASH_FDT_WRITE_DEF_SIG |
2354 adapter->ahw->fdt.write_statusreg_cmd));
2355 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA,
2356 adapter->ahw->fdt.write_disable_bits);
2357 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL,
2358 QLC_83XX_FLASH_SECOND_ERASE_MS_VAL);
2359 ret = qlcnic_83xx_poll_flash_status_reg(adapter);
2366 int qlcnic_83xx_read_flash_mfg_id(struct qlcnic_adapter *adapter)
2370 if (qlcnic_83xx_lock_flash(adapter))
2373 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR,
2374 QLC_83XX_FLASH_FDT_READ_MFG_ID_VAL);
2375 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL,
2376 QLC_83XX_FLASH_READ_CTRL);
2377 ret = qlcnic_83xx_poll_flash_status_reg(adapter);
2379 qlcnic_83xx_unlock_flash(adapter);
2383 mfg_id = qlcnic_83xx_rd_reg_indirect(adapter, QLC_83XX_FLASH_RDDATA);
2387 adapter->flash_mfg_id = (mfg_id & 0xFF);
2388 qlcnic_83xx_unlock_flash(adapter);
2393 int qlcnic_83xx_read_flash_descriptor_table(struct qlcnic_adapter *adapter)
2395 int count, fdt_size, ret = 0;
2397 fdt_size = sizeof(struct qlcnic_fdt);
2398 count = fdt_size / sizeof(u32);
2400 if (qlcnic_83xx_lock_flash(adapter))
2403 memset(&adapter->ahw->fdt, 0, fdt_size);
2404 ret = qlcnic_83xx_lockless_flash_read32(adapter, QLCNIC_FDT_LOCATION,
2405 (u8 *)&adapter->ahw->fdt,
2408 qlcnic_83xx_unlock_flash(adapter);
2412 int qlcnic_83xx_erase_flash_sector(struct qlcnic_adapter *adapter,
2413 u32 sector_start_addr)
2415 u32 reversed_addr, addr1, addr2, cmd;
2418 if (qlcnic_83xx_lock_flash(adapter) != 0)
2421 if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) {
2422 ret = qlcnic_83xx_enable_flash_write(adapter);
2424 qlcnic_83xx_unlock_flash(adapter);
2425 dev_err(&adapter->pdev->dev,
2426 "%s failed at %d\n",
2427 __func__, __LINE__);
2432 ret = qlcnic_83xx_poll_flash_status_reg(adapter);
2434 qlcnic_83xx_unlock_flash(adapter);
2435 dev_err(&adapter->pdev->dev,
2436 "%s: failed at %d\n", __func__, __LINE__);
2440 addr1 = (sector_start_addr & 0xFF) << 16;
2441 addr2 = (sector_start_addr & 0xFF0000) >> 16;
2442 reversed_addr = addr1 | addr2;
2444 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA,
2446 cmd = QLC_83XX_FLASH_FDT_ERASE_DEF_SIG | adapter->ahw->fdt.erase_cmd;
2447 if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id)
2448 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, cmd);
2450 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR,
2451 QLC_83XX_FLASH_OEM_ERASE_SIG);
2452 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL,
2453 QLC_83XX_FLASH_LAST_ERASE_MS_VAL);
2455 ret = qlcnic_83xx_poll_flash_status_reg(adapter);
2457 qlcnic_83xx_unlock_flash(adapter);
2458 dev_err(&adapter->pdev->dev,
2459 "%s: failed at %d\n", __func__, __LINE__);
2463 if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) {
2464 ret = qlcnic_83xx_disable_flash_write(adapter);
2466 qlcnic_83xx_unlock_flash(adapter);
2467 dev_err(&adapter->pdev->dev,
2468 "%s: failed at %d\n", __func__, __LINE__);
2473 qlcnic_83xx_unlock_flash(adapter);
2478 int qlcnic_83xx_flash_write32(struct qlcnic_adapter *adapter, u32 addr,
2482 u32 addr1 = 0x00800000 | (addr >> 2);
2484 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, addr1);
2485 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, *p_data);
2486 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL,
2487 QLC_83XX_FLASH_LAST_ERASE_MS_VAL);
2488 ret = qlcnic_83xx_poll_flash_status_reg(adapter);
2490 dev_err(&adapter->pdev->dev,
2491 "%s: failed at %d\n", __func__, __LINE__);
2498 int qlcnic_83xx_flash_bulk_write(struct qlcnic_adapter *adapter, u32 addr,
2499 u32 *p_data, int count)
2504 if ((count < QLC_83XX_FLASH_WRITE_MIN) ||
2505 (count > QLC_83XX_FLASH_WRITE_MAX)) {
2506 dev_err(&adapter->pdev->dev,
2507 "%s: Invalid word count\n", __func__);
2511 temp = qlcnic_83xx_rd_reg_indirect(adapter,
2512 QLC_83XX_FLASH_SPI_CONTROL);
2513 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_SPI_CONTROL,
2514 (temp | QLC_83XX_FLASH_SPI_CTRL));
2515 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR,
2516 QLC_83XX_FLASH_ADDR_TEMP_VAL);
2518 /* First DWORD write */
2519 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, *p_data++);
2520 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL,
2521 QLC_83XX_FLASH_FIRST_MS_PATTERN);
2522 ret = qlcnic_83xx_poll_flash_status_reg(adapter);
2524 dev_err(&adapter->pdev->dev,
2525 "%s: failed at %d\n", __func__, __LINE__);
2530 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR,
2531 QLC_83XX_FLASH_ADDR_SECOND_TEMP_VAL);
2532 /* Second to N-1 DWORD writes */
2533 while (count != 1) {
2534 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA,
2536 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL,
2537 QLC_83XX_FLASH_SECOND_MS_PATTERN);
2538 ret = qlcnic_83xx_poll_flash_status_reg(adapter);
2540 dev_err(&adapter->pdev->dev,
2541 "%s: failed at %d\n", __func__, __LINE__);
2547 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR,
2548 QLC_83XX_FLASH_ADDR_TEMP_VAL |
2550 /* Last DWORD write */
2551 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, *p_data++);
2552 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL,
2553 QLC_83XX_FLASH_LAST_MS_PATTERN);
2554 ret = qlcnic_83xx_poll_flash_status_reg(adapter);
2556 dev_err(&adapter->pdev->dev,
2557 "%s: failed at %d\n", __func__, __LINE__);
2561 ret = qlcnic_83xx_rd_reg_indirect(adapter, QLC_83XX_FLASH_SPI_STATUS);
2562 if ((ret & QLC_83XX_FLASH_SPI_CTRL) == QLC_83XX_FLASH_SPI_CTRL) {
2563 dev_err(&adapter->pdev->dev, "%s: failed at %d\n",
2564 __func__, __LINE__);
2565 /* Operation failed, clear error bit */
2566 temp = qlcnic_83xx_rd_reg_indirect(adapter,
2567 QLC_83XX_FLASH_SPI_CONTROL);
2568 qlcnic_83xx_wrt_reg_indirect(adapter,
2569 QLC_83XX_FLASH_SPI_CONTROL,
2570 (temp | QLC_83XX_FLASH_SPI_CTRL));
2576 static void qlcnic_83xx_recover_driver_lock(struct qlcnic_adapter *adapter)
2580 val = QLCRDX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK);
2582 /* Check if recovery need to be performed by the calling function */
2583 if ((val & QLC_83XX_DRV_LOCK_RECOVERY_STATUS_MASK) == 0) {
2585 val = val | ((adapter->portnum << 2) |
2586 QLC_83XX_NEED_DRV_LOCK_RECOVERY);
2587 QLCWRX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK, val);
2588 dev_info(&adapter->pdev->dev,
2589 "%s: lock recovery initiated\n", __func__);
2590 msleep(QLC_83XX_DRV_LOCK_RECOVERY_DELAY);
2591 val = QLCRDX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK);
2592 id = ((val >> 2) & 0xF);
2593 if (id == adapter->portnum) {
2594 val = val & ~QLC_83XX_DRV_LOCK_RECOVERY_STATUS_MASK;
2595 val = val | QLC_83XX_DRV_LOCK_RECOVERY_IN_PROGRESS;
2596 QLCWRX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK, val);
2597 /* Force release the lock */
2598 QLCRDX(adapter->ahw, QLC_83XX_DRV_UNLOCK);
2599 /* Clear recovery bits */
2601 QLCWRX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK, val);
2602 dev_info(&adapter->pdev->dev,
2603 "%s: lock recovery completed\n", __func__);
2605 dev_info(&adapter->pdev->dev,
2606 "%s: func %d to resume lock recovery process\n",
2610 dev_info(&adapter->pdev->dev,
2611 "%s: lock recovery initiated by other functions\n",
2616 int qlcnic_83xx_lock_driver(struct qlcnic_adapter *adapter)
2618 u32 lock_alive_counter, val, id, i = 0, status = 0, temp = 0;
2619 int max_attempt = 0;
2621 while (status == 0) {
2622 status = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK);
2626 msleep(QLC_83XX_DRV_LOCK_WAIT_DELAY);
2630 temp = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID);
2632 if (i == QLC_83XX_DRV_LOCK_WAIT_COUNTER) {
2633 val = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID);
2636 dev_info(&adapter->pdev->dev,
2637 "%s: lock to be recovered from %d\n",
2639 qlcnic_83xx_recover_driver_lock(adapter);
2643 dev_err(&adapter->pdev->dev,
2644 "%s: failed to get lock\n", __func__);
2649 /* Force exit from while loop after few attempts */
2650 if (max_attempt == QLC_83XX_MAX_DRV_LOCK_RECOVERY_ATTEMPT) {
2651 dev_err(&adapter->pdev->dev,
2652 "%s: failed to get lock\n", __func__);
2657 val = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID);
2658 lock_alive_counter = val >> 8;
2659 lock_alive_counter++;
2660 val = lock_alive_counter << 8 | adapter->portnum;
2661 QLCWRX(adapter->ahw, QLC_83XX_DRV_LOCK_ID, val);
2666 void qlcnic_83xx_unlock_driver(struct qlcnic_adapter *adapter)
2668 u32 val, lock_alive_counter, id;
2670 val = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID);
2672 lock_alive_counter = val >> 8;
2674 if (id != adapter->portnum)
2675 dev_err(&adapter->pdev->dev,
2676 "%s:Warning func %d is unlocking lock owned by %d\n",
2677 __func__, adapter->portnum, id);
2679 val = (lock_alive_counter << 8) | 0xFF;
2680 QLCWRX(adapter->ahw, QLC_83XX_DRV_LOCK_ID, val);
2681 QLCRDX(adapter->ahw, QLC_83XX_DRV_UNLOCK);
2684 int qlcnic_83xx_ms_mem_write128(struct qlcnic_adapter *adapter, u64 addr,
2685 u32 *data, u32 count)
2690 /* Check alignment */
2694 mutex_lock(&adapter->ahw->mem_lock);
2695 qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_ADDR_HI, 0);
2697 for (i = 0; i < count; i++, addr += 16) {
2698 if (!((ADDR_IN_RANGE(addr, QLCNIC_ADDR_QDR_NET,
2699 QLCNIC_ADDR_QDR_NET_MAX)) ||
2700 (ADDR_IN_RANGE(addr, QLCNIC_ADDR_DDR_NET,
2701 QLCNIC_ADDR_DDR_NET_MAX)))) {
2702 mutex_unlock(&adapter->ahw->mem_lock);
2706 qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_ADDR_LO, addr);
2707 qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_LO,
2709 qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_HI,
2711 qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_ULO,
2713 qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_UHI,
2715 qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_CTRL,
2716 QLCNIC_TA_WRITE_ENABLE);
2717 qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_CTRL,
2718 QLCNIC_TA_WRITE_START);
2720 for (j = 0; j < MAX_CTL_CHECK; j++) {
2721 temp = qlcnic_83xx_rd_reg_indirect(adapter,
2723 if ((temp & TA_CTL_BUSY) == 0)
2727 /* Status check failure */
2728 if (j >= MAX_CTL_CHECK) {
2729 printk_ratelimited(KERN_WARNING
2730 "MS memory write failed\n");
2731 mutex_unlock(&adapter->ahw->mem_lock);
2736 mutex_unlock(&adapter->ahw->mem_lock);
2741 int qlcnic_83xx_flash_read32(struct qlcnic_adapter *adapter, u32 flash_addr,
2742 u8 *p_data, int count)
2745 u32 word, addr = flash_addr;
2746 ulong indirect_addr;
2748 if (qlcnic_83xx_lock_flash(adapter) != 0)
2752 dev_err(&adapter->pdev->dev, "Illegal addr = 0x%x\n", addr);
2753 qlcnic_83xx_unlock_flash(adapter);
2757 for (i = 0; i < count; i++) {
2758 if (qlcnic_83xx_wrt_reg_indirect(adapter,
2759 QLC_83XX_FLASH_DIRECT_WINDOW,
2761 qlcnic_83xx_unlock_flash(adapter);
2765 indirect_addr = QLC_83XX_FLASH_DIRECT_DATA(addr);
2766 ret = qlcnic_83xx_rd_reg_indirect(adapter,
2771 *(u32 *)p_data = word;
2772 p_data = p_data + 4;
2776 qlcnic_83xx_unlock_flash(adapter);
2781 int qlcnic_83xx_test_link(struct qlcnic_adapter *adapter)
2785 u32 config = 0, state;
2786 struct qlcnic_cmd_args cmd;
2787 struct qlcnic_hardware_context *ahw = adapter->ahw;
2789 if (qlcnic_sriov_vf_check(adapter))
2790 pci_func = adapter->portnum;
2792 pci_func = ahw->pci_func;
2794 state = readl(ahw->pci_base0 + QLC_83XX_LINK_STATE(pci_func));
2795 if (!QLC_83xx_FUNC_VAL(state, pci_func)) {
2796 dev_info(&adapter->pdev->dev, "link state down\n");
2799 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_LINK_STATUS);
2800 err = qlcnic_issue_cmd(adapter, &cmd);
2802 dev_info(&adapter->pdev->dev,
2803 "Get Link Status Command failed: 0x%x\n", err);
2806 config = cmd.rsp.arg[1];
2807 switch (QLC_83XX_CURRENT_LINK_SPEED(config)) {
2808 case QLC_83XX_10M_LINK:
2809 ahw->link_speed = SPEED_10;
2811 case QLC_83XX_100M_LINK:
2812 ahw->link_speed = SPEED_100;
2814 case QLC_83XX_1G_LINK:
2815 ahw->link_speed = SPEED_1000;
2817 case QLC_83XX_10G_LINK:
2818 ahw->link_speed = SPEED_10000;
2821 ahw->link_speed = 0;
2824 config = cmd.rsp.arg[3];
2829 qlcnic_free_mbx_args(&cmd);
2833 int qlcnic_83xx_get_settings(struct qlcnic_adapter *adapter)
2837 struct qlcnic_hardware_context *ahw = adapter->ahw;
2839 /* Get port configuration info */
2840 status = qlcnic_83xx_get_port_info(adapter);
2841 /* Get Link Status related info */
2842 config = qlcnic_83xx_test_link(adapter);
2843 ahw->module_type = QLC_83XX_SFP_MODULE_TYPE(config);
2844 /* hard code until there is a way to get it from flash */
2845 ahw->board_type = QLCNIC_BRDTYPE_83XX_10G;
2849 int qlcnic_83xx_set_settings(struct qlcnic_adapter *adapter,
2850 struct ethtool_cmd *ecmd)
2853 u32 config = adapter->ahw->port_config;
2856 adapter->ahw->port_config |= BIT_15;
2858 switch (ethtool_cmd_speed(ecmd)) {
2860 adapter->ahw->port_config |= BIT_8;
2863 adapter->ahw->port_config |= BIT_9;
2866 adapter->ahw->port_config |= BIT_10;
2869 adapter->ahw->port_config |= BIT_11;
2875 status = qlcnic_83xx_set_port_config(adapter);
2877 dev_info(&adapter->pdev->dev,
2878 "Faild to Set Link Speed and autoneg.\n");
2879 adapter->ahw->port_config = config;
2884 static inline u64 *qlcnic_83xx_copy_stats(struct qlcnic_cmd_args *cmd,
2885 u64 *data, int index)
2890 low = cmd->rsp.arg[index];
2891 hi = cmd->rsp.arg[index + 1];
2892 val = (((u64) low) | (((u64) hi) << 32));
2897 static u64 *qlcnic_83xx_fill_stats(struct qlcnic_adapter *adapter,
2898 struct qlcnic_cmd_args *cmd, u64 *data,
2901 int err, k, total_regs;
2904 err = qlcnic_issue_cmd(adapter, cmd);
2905 if (err != QLCNIC_RCODE_SUCCESS) {
2906 dev_info(&adapter->pdev->dev,
2907 "Error in get statistics mailbox command\n");
2911 total_regs = cmd->rsp.num;
2913 case QLC_83XX_STAT_MAC:
2914 /* fill in MAC tx counters */
2915 for (k = 2; k < 28; k += 2)
2916 data = qlcnic_83xx_copy_stats(cmd, data, k);
2917 /* skip 24 bytes of reserved area */
2918 /* fill in MAC rx counters */
2919 for (k += 6; k < 60; k += 2)
2920 data = qlcnic_83xx_copy_stats(cmd, data, k);
2921 /* skip 24 bytes of reserved area */
2922 /* fill in MAC rx frame stats */
2923 for (k += 6; k < 80; k += 2)
2924 data = qlcnic_83xx_copy_stats(cmd, data, k);
2926 case QLC_83XX_STAT_RX:
2927 for (k = 2; k < 8; k += 2)
2928 data = qlcnic_83xx_copy_stats(cmd, data, k);
2929 /* skip 8 bytes of reserved data */
2930 for (k += 2; k < 24; k += 2)
2931 data = qlcnic_83xx_copy_stats(cmd, data, k);
2932 /* skip 8 bytes containing RE1FBQ error data */
2933 for (k += 2; k < total_regs; k += 2)
2934 data = qlcnic_83xx_copy_stats(cmd, data, k);
2936 case QLC_83XX_STAT_TX:
2937 for (k = 2; k < 10; k += 2)
2938 data = qlcnic_83xx_copy_stats(cmd, data, k);
2939 /* skip 8 bytes of reserved data */
2940 for (k += 2; k < total_regs; k += 2)
2941 data = qlcnic_83xx_copy_stats(cmd, data, k);
2944 dev_warn(&adapter->pdev->dev, "Unknown get statistics mode\n");
2950 void qlcnic_83xx_get_stats(struct qlcnic_adapter *adapter, u64 *data)
2952 struct qlcnic_cmd_args cmd;
2953 struct net_device *netdev = adapter->netdev;
2956 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_STATISTICS);
2958 cmd.req.arg[1] = BIT_1 | (adapter->tx_ring->ctx_id << 16);
2959 cmd.rsp.num = QLC_83XX_TX_STAT_REGS;
2960 data = qlcnic_83xx_fill_stats(adapter, &cmd, data,
2961 QLC_83XX_STAT_TX, &ret);
2963 netdev_err(netdev, "Error getting Tx stats\n");
2967 cmd.req.arg[1] = BIT_2 | (adapter->portnum << 16);
2968 cmd.rsp.num = QLC_83XX_MAC_STAT_REGS;
2969 memset(cmd.rsp.arg, 0, sizeof(u32) * cmd.rsp.num);
2970 data = qlcnic_83xx_fill_stats(adapter, &cmd, data,
2971 QLC_83XX_STAT_MAC, &ret);
2973 netdev_err(netdev, "Error getting MAC stats\n");
2977 cmd.req.arg[1] = adapter->recv_ctx->context_id << 16;
2978 cmd.rsp.num = QLC_83XX_RX_STAT_REGS;
2979 memset(cmd.rsp.arg, 0, sizeof(u32) * cmd.rsp.num);
2980 data = qlcnic_83xx_fill_stats(adapter, &cmd, data,
2981 QLC_83XX_STAT_RX, &ret);
2983 netdev_err(netdev, "Error getting Rx stats\n");
2985 qlcnic_free_mbx_args(&cmd);
2988 int qlcnic_83xx_reg_test(struct qlcnic_adapter *adapter)
2990 u32 major, minor, sub;
2992 major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
2993 minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
2994 sub = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
2996 if (adapter->fw_version != QLCNIC_VERSION_CODE(major, minor, sub)) {
2997 dev_info(&adapter->pdev->dev, "%s: Reg test failed\n",
3004 int qlcnic_83xx_get_regs_len(struct qlcnic_adapter *adapter)
3006 return (ARRAY_SIZE(qlcnic_83xx_ext_reg_tbl) *
3007 sizeof(adapter->ahw->ext_reg_tbl)) +
3008 (ARRAY_SIZE(qlcnic_83xx_reg_tbl) +
3009 sizeof(adapter->ahw->reg_tbl));
3012 int qlcnic_83xx_get_registers(struct qlcnic_adapter *adapter, u32 *regs_buff)
3016 for (i = QLCNIC_DEV_INFO_SIZE + 1;
3017 j < ARRAY_SIZE(qlcnic_83xx_reg_tbl); i++, j++)
3018 regs_buff[i] = QLC_SHARED_REG_RD32(adapter, j);
3020 for (j = 0; j < ARRAY_SIZE(qlcnic_83xx_ext_reg_tbl); j++)
3021 regs_buff[i++] = QLCRDX(adapter->ahw, j);
3025 int qlcnic_83xx_interrupt_test(struct net_device *netdev)
3027 struct qlcnic_adapter *adapter = netdev_priv(netdev);
3028 struct qlcnic_hardware_context *ahw = adapter->ahw;
3029 struct qlcnic_cmd_args cmd;
3033 int ret, max_sds_rings = adapter->max_sds_rings;
3035 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
3038 ret = qlcnic_83xx_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
3043 qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INTRPT_TEST);
3045 if (adapter->flags & QLCNIC_MSIX_ENABLED)
3046 intrpt_id = ahw->intr_tbl[0].id;
3048 intrpt_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID);
3051 cmd.req.arg[2] = intrpt_id;
3052 cmd.req.arg[3] = BIT_0;
3054 ret = qlcnic_issue_cmd(adapter, &cmd);
3055 data = cmd.rsp.arg[2];
3057 val = LSB(MSW(data));
3058 if (id != intrpt_id)
3059 dev_info(&adapter->pdev->dev,
3060 "Interrupt generated: 0x%x, requested:0x%x\n",
3063 dev_err(&adapter->pdev->dev,
3064 "Interrupt test error: 0x%x\n", val);
3069 ret = !ahw->diag_cnt;
3072 qlcnic_free_mbx_args(&cmd);
3073 qlcnic_83xx_diag_free_res(netdev, max_sds_rings);
3076 adapter->max_sds_rings = max_sds_rings;
3077 clear_bit(__QLCNIC_RESETTING, &adapter->state);
3081 void qlcnic_83xx_get_pauseparam(struct qlcnic_adapter *adapter,
3082 struct ethtool_pauseparam *pause)
3084 struct qlcnic_hardware_context *ahw = adapter->ahw;
3088 status = qlcnic_83xx_get_port_config(adapter);
3090 dev_err(&adapter->pdev->dev,
3091 "%s: Get Pause Config failed\n", __func__);
3094 config = ahw->port_config;
3095 if (config & QLC_83XX_CFG_STD_PAUSE) {
3096 if (config & QLC_83XX_CFG_STD_TX_PAUSE)
3097 pause->tx_pause = 1;
3098 if (config & QLC_83XX_CFG_STD_RX_PAUSE)
3099 pause->rx_pause = 1;
3102 if (QLC_83XX_AUTONEG(config))
3106 int qlcnic_83xx_set_pauseparam(struct qlcnic_adapter *adapter,
3107 struct ethtool_pauseparam *pause)
3109 struct qlcnic_hardware_context *ahw = adapter->ahw;
3113 status = qlcnic_83xx_get_port_config(adapter);
3115 dev_err(&adapter->pdev->dev,
3116 "%s: Get Pause Config failed.\n", __func__);
3119 config = ahw->port_config;
3121 if (ahw->port_type == QLCNIC_GBE) {
3123 ahw->port_config |= QLC_83XX_ENABLE_AUTONEG;
3124 if (!pause->autoneg)
3125 ahw->port_config &= ~QLC_83XX_ENABLE_AUTONEG;
3126 } else if ((ahw->port_type == QLCNIC_XGBE) && (pause->autoneg)) {
3130 if (!(config & QLC_83XX_CFG_STD_PAUSE))
3131 ahw->port_config |= QLC_83XX_CFG_STD_PAUSE;
3133 if (pause->rx_pause && pause->tx_pause) {
3134 ahw->port_config |= QLC_83XX_CFG_STD_TX_RX_PAUSE;
3135 } else if (pause->rx_pause && !pause->tx_pause) {
3136 ahw->port_config &= ~QLC_83XX_CFG_STD_TX_PAUSE;
3137 ahw->port_config |= QLC_83XX_CFG_STD_RX_PAUSE;
3138 } else if (pause->tx_pause && !pause->rx_pause) {
3139 ahw->port_config &= ~QLC_83XX_CFG_STD_RX_PAUSE;
3140 ahw->port_config |= QLC_83XX_CFG_STD_TX_PAUSE;
3141 } else if (!pause->rx_pause && !pause->tx_pause) {
3142 ahw->port_config &= ~QLC_83XX_CFG_STD_TX_RX_PAUSE;
3144 status = qlcnic_83xx_set_port_config(adapter);
3146 dev_err(&adapter->pdev->dev,
3147 "%s: Set Pause Config failed.\n", __func__);
3148 ahw->port_config = config;
3153 static int qlcnic_83xx_read_flash_status_reg(struct qlcnic_adapter *adapter)
3157 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR,
3158 QLC_83XX_FLASH_OEM_READ_SIG);
3159 qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL,
3160 QLC_83XX_FLASH_READ_CTRL);
3161 ret = qlcnic_83xx_poll_flash_status_reg(adapter);
3165 ret = qlcnic_83xx_rd_reg_indirect(adapter, QLC_83XX_FLASH_RDDATA);
3169 int qlcnic_83xx_flash_test(struct qlcnic_adapter *adapter)
3173 status = qlcnic_83xx_read_flash_status_reg(adapter);
3174 if (status == -EIO) {
3175 dev_info(&adapter->pdev->dev, "%s: EEPROM test failed.\n",