Jitendra Kalsaria | 577ae39 | 2013-02-04 12:33:07 +0000 | [diff] [blame] | 1 | /* |
| 2 | * QLogic qlcnic NIC Driver |
| 3 | * Copyright (c) 2009-2013 QLogic Corporation |
| 4 | * |
| 5 | * See LICENSE.qlcnic for copyright and licensing details. |
| 6 | */ |
| 7 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 8 | #include "qlcnic.h" |
Rajesh Borundia | f846833 | 2013-03-29 05:46:34 +0000 | [diff] [blame] | 9 | #include "qlcnic_sriov.h" |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 10 | #include <linux/if_vlan.h> |
| 11 | #include <linux/ipv6.h> |
| 12 | #include <linux/ethtool.h> |
| 13 | #include <linux/interrupt.h> |
| 14 | |
| 15 | #define QLCNIC_MAX_TX_QUEUES 1 |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 16 | #define RSS_HASHTYPE_IP_TCP 0x3 |
Rajesh Borundia | f197a7a | 2013-03-29 05:46:36 +0000 | [diff] [blame] | 17 | #define QLC_83XX_FW_MBX_CMD 0 |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 18 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 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}, |
Rajesh Borundia | 02feda1 | 2013-03-29 05:46:33 +0000 | [diff] [blame] | 67 | {QLCNIC_CMD_CONFIG_VPORT, 4, 4}, |
Rajesh Borundia | f197a7a | 2013-03-29 05:46:36 +0000 | [diff] [blame] | 68 | {QLCNIC_CMD_BC_EVENT_SETUP, 2, 1}, |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 69 | }; |
| 70 | |
Rajesh Borundia | f846833 | 2013-03-29 05:46:34 +0000 | [diff] [blame] | 71 | const u32 qlcnic_83xx_ext_reg_tbl[] = { |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 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 */ |
| 115 | }; |
| 116 | |
Rajesh Borundia | f846833 | 2013-03-29 05:46:34 +0000 | [diff] [blame] | 117 | const u32 qlcnic_83xx_reg_tbl[] = { |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 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 */ |
| 137 | 0x356C, /* FW API */ |
| 138 | 0x3570, /* DRV OP MODE */ |
| 139 | 0x3850, /* FLASH LOCK */ |
| 140 | 0x3854, /* FLASH UNLOCK */ |
| 141 | }; |
| 142 | |
| 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, |
Sony Chacko | 319ecf1 | 2013-01-01 03:20:22 +0000 | [diff] [blame] | 155 | .add_sysfs = qlcnic_83xx_add_sysfs, |
| 156 | .remove_sysfs = qlcnic_83xx_remove_sysfs, |
Sony Chacko | 4be41e9 | 2013-01-01 03:20:20 +0000 | [diff] [blame] | 157 | .process_lb_rcv_ring_diag = qlcnic_83xx_process_rcv_ring_diag, |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 158 | .create_rx_ctx = qlcnic_83xx_create_rx_ctx, |
| 159 | .create_tx_ctx = qlcnic_83xx_create_tx_ctx, |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 160 | .del_rx_ctx = qlcnic_83xx_del_rx_ctx, |
| 161 | .del_tx_ctx = qlcnic_83xx_del_tx_ctx, |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 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, |
Sony Chacko | 4be41e9 | 2013-01-01 03:20:20 +0000 | [diff] [blame] | 167 | .napi_enable = qlcnic_83xx_napi_enable, |
| 168 | .napi_disable = qlcnic_83xx_napi_disable, |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 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, |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 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, |
Rajesh Borundia | 91b7282 | 2013-04-19 07:01:12 +0000 | [diff] [blame] | 175 | .free_mac_list = qlcnic_82xx_free_mac_list, |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 176 | }; |
| 177 | |
| 178 | static struct qlcnic_nic_template qlcnic_83xx_ops = { |
| 179 | .config_bridged_mode = qlcnic_config_bridged_mode, |
| 180 | .config_led = qlcnic_config_led, |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 181 | .request_reset = qlcnic_83xx_idc_request_reset, |
| 182 | .cancel_idc_work = qlcnic_83xx_idc_exit, |
Sony Chacko | 4be41e9 | 2013-01-01 03:20:20 +0000 | [diff] [blame] | 183 | .napi_add = qlcnic_83xx_napi_add, |
| 184 | .napi_del = qlcnic_83xx_napi_del, |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 185 | .config_ipaddr = qlcnic_83xx_config_ipaddr, |
| 186 | .clear_legacy_intr = qlcnic_83xx_clear_legacy_intr, |
| 187 | }; |
| 188 | |
| 189 | void qlcnic_83xx_register_map(struct qlcnic_hardware_context *ahw) |
| 190 | { |
| 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; |
| 194 | } |
| 195 | |
| 196 | int qlcnic_83xx_get_fw_version(struct qlcnic_adapter *adapter) |
| 197 | { |
| 198 | u32 fw_major, fw_minor, fw_build; |
| 199 | struct pci_dev *pdev = adapter->pdev; |
| 200 | |
| 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); |
| 205 | |
| 206 | dev_info(&pdev->dev, "Driver v%s, firmware version %d.%d.%d\n", |
| 207 | QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build); |
| 208 | |
| 209 | return adapter->fw_version; |
| 210 | } |
| 211 | |
| 212 | static int __qlcnic_set_win_base(struct qlcnic_adapter *adapter, u32 addr) |
| 213 | { |
| 214 | void __iomem *base; |
| 215 | u32 val; |
| 216 | |
| 217 | base = adapter->ahw->pci_base0 + |
| 218 | QLC_83XX_CRB_WIN_FUNC(adapter->ahw->pci_func); |
| 219 | writel(addr, base); |
| 220 | val = readl(base); |
| 221 | if (val != addr) |
| 222 | return -EIO; |
| 223 | |
| 224 | return 0; |
| 225 | } |
| 226 | |
| 227 | int qlcnic_83xx_rd_reg_indirect(struct qlcnic_adapter *adapter, ulong addr) |
| 228 | { |
| 229 | int ret; |
| 230 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 231 | |
| 232 | ret = __qlcnic_set_win_base(adapter, (u32) addr); |
| 233 | if (!ret) { |
| 234 | return QLCRDX(ahw, QLCNIC_WILDCARD); |
| 235 | } else { |
| 236 | dev_err(&adapter->pdev->dev, |
| 237 | "%s failed, addr = 0x%x\n", __func__, (int)addr); |
| 238 | return -EIO; |
| 239 | } |
| 240 | } |
| 241 | |
| 242 | int qlcnic_83xx_wrt_reg_indirect(struct qlcnic_adapter *adapter, ulong addr, |
| 243 | u32 data) |
| 244 | { |
| 245 | int err; |
| 246 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 247 | |
| 248 | err = __qlcnic_set_win_base(adapter, (u32) addr); |
| 249 | if (!err) { |
| 250 | QLCWRX(ahw, QLCNIC_WILDCARD, data); |
| 251 | return 0; |
| 252 | } else { |
| 253 | dev_err(&adapter->pdev->dev, |
| 254 | "%s failed, addr = 0x%x data = 0x%x\n", |
| 255 | __func__, (int)addr, data); |
| 256 | return err; |
| 257 | } |
| 258 | } |
| 259 | |
| 260 | int qlcnic_83xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr) |
| 261 | { |
| 262 | int err, i, num_msix; |
| 263 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 264 | |
| 265 | if (!num_intr) |
| 266 | num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS; |
| 267 | num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(), |
| 268 | num_intr)); |
| 269 | /* account for AEN interrupt MSI-X based interrupts */ |
| 270 | num_msix += 1; |
Rajesh Borundia | da6c806 | 2013-03-29 05:46:35 +0000 | [diff] [blame] | 271 | |
| 272 | if (!(adapter->flags & QLCNIC_TX_INTR_SHARED)) |
| 273 | num_msix += adapter->max_drv_tx_rings; |
| 274 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 275 | err = qlcnic_enable_msix(adapter, num_msix); |
| 276 | if (err == -ENOMEM) |
| 277 | return err; |
| 278 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 279 | num_msix = adapter->ahw->num_msix; |
Rajesh Borundia | f846833 | 2013-03-29 05:46:34 +0000 | [diff] [blame] | 280 | else { |
| 281 | if (qlcnic_sriov_vf_check(adapter)) |
| 282 | return -EINVAL; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 283 | num_msix = 1; |
Rajesh Borundia | f846833 | 2013-03-29 05:46:34 +0000 | [diff] [blame] | 284 | } |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 285 | /* setup interrupt mapping table for fw */ |
| 286 | ahw->intr_tbl = vzalloc(num_msix * |
| 287 | sizeof(struct qlcnic_intrpt_config)); |
| 288 | if (!ahw->intr_tbl) |
| 289 | return -ENOMEM; |
| 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"); |
| 297 | } |
| 298 | |
| 299 | for (i = 0; i < num_msix; i++) { |
| 300 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 301 | ahw->intr_tbl[i].type = QLCNIC_INTRPT_MSIX; |
| 302 | else |
| 303 | ahw->intr_tbl[i].type = QLCNIC_INTRPT_INTX; |
| 304 | ahw->intr_tbl[i].id = i; |
| 305 | ahw->intr_tbl[i].src = 0; |
| 306 | } |
| 307 | return 0; |
| 308 | } |
| 309 | |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 310 | inline void qlcnic_83xx_clear_legacy_intr_mask(struct qlcnic_adapter *adapter) |
| 311 | { |
| 312 | writel(0, adapter->tgt_mask_reg); |
| 313 | } |
| 314 | |
Himanshu Madhani | 45ef92e | 2013-05-23 21:04:26 +0000 | [diff] [blame] | 315 | inline void qlcnic_83xx_set_legacy_intr_mask(struct qlcnic_adapter *adapter) |
| 316 | { |
| 317 | writel(1, adapter->tgt_mask_reg); |
| 318 | } |
| 319 | |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 320 | /* Enable MSI-x and INT-x interrupts */ |
| 321 | void qlcnic_83xx_enable_intr(struct qlcnic_adapter *adapter, |
| 322 | struct qlcnic_host_sds_ring *sds_ring) |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 323 | { |
| 324 | writel(0, sds_ring->crb_intr_mask); |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 325 | } |
| 326 | |
| 327 | /* Disable MSI-x and INT-x interrupts */ |
| 328 | void qlcnic_83xx_disable_intr(struct qlcnic_adapter *adapter, |
| 329 | struct qlcnic_host_sds_ring *sds_ring) |
| 330 | { |
| 331 | writel(1, sds_ring->crb_intr_mask); |
| 332 | } |
| 333 | |
| 334 | inline void qlcnic_83xx_enable_legacy_msix_mbx_intr(struct qlcnic_adapter |
| 335 | *adapter) |
| 336 | { |
| 337 | u32 mask; |
| 338 | |
| 339 | /* Mailbox in MSI-x mode and Legacy Interrupt share the same |
| 340 | * source register. We could be here before contexts are created |
| 341 | * and sds_ring->crb_intr_mask has not been initialized, calculate |
| 342 | * BAR offset for Interrupt Source Register |
| 343 | */ |
| 344 | mask = QLCRDX(adapter->ahw, QLCNIC_DEF_INT_MASK); |
| 345 | writel(0, adapter->ahw->pci_base0 + mask); |
| 346 | } |
| 347 | |
Rajesh Borundia | f036e4f | 2013-04-19 07:01:10 +0000 | [diff] [blame] | 348 | void qlcnic_83xx_disable_mbx_intr(struct qlcnic_adapter *adapter) |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 349 | { |
| 350 | u32 mask; |
| 351 | |
| 352 | mask = QLCRDX(adapter->ahw, QLCNIC_DEF_INT_MASK); |
| 353 | writel(1, adapter->ahw->pci_base0 + mask); |
Rajesh Borundia | f036e4f | 2013-04-19 07:01:10 +0000 | [diff] [blame] | 354 | QLCWRX(adapter->ahw, QLCNIC_MBX_INTR_ENBL, 0); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 355 | } |
| 356 | |
| 357 | static inline void qlcnic_83xx_get_mbx_data(struct qlcnic_adapter *adapter, |
| 358 | struct qlcnic_cmd_args *cmd) |
| 359 | { |
| 360 | int i; |
| 361 | for (i = 0; i < cmd->rsp.num; i++) |
| 362 | cmd->rsp.arg[i] = readl(QLCNIC_MBX_FW(adapter->ahw, i)); |
| 363 | } |
| 364 | |
| 365 | irqreturn_t qlcnic_83xx_clear_legacy_intr(struct qlcnic_adapter *adapter) |
| 366 | { |
| 367 | u32 intr_val; |
| 368 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 369 | int retries = 0; |
| 370 | |
| 371 | intr_val = readl(adapter->tgt_status_reg); |
| 372 | |
| 373 | if (!QLC_83XX_VALID_INTX_BIT31(intr_val)) |
| 374 | return IRQ_NONE; |
| 375 | |
| 376 | if (QLC_83XX_INTX_FUNC(intr_val) != adapter->ahw->pci_func) { |
| 377 | adapter->stats.spurious_intr++; |
| 378 | return IRQ_NONE; |
| 379 | } |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 380 | /* The barrier is required to ensure writes to the registers */ |
| 381 | wmb(); |
| 382 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 383 | /* clear the interrupt trigger control register */ |
| 384 | writel(0, adapter->isr_int_vec); |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 385 | intr_val = readl(adapter->isr_int_vec); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 386 | do { |
| 387 | intr_val = readl(adapter->tgt_status_reg); |
| 388 | if (QLC_83XX_INTX_FUNC(intr_val) != ahw->pci_func) |
| 389 | break; |
| 390 | retries++; |
| 391 | } while (QLC_83XX_VALID_INTX_BIT30(intr_val) && |
| 392 | (retries < QLC_83XX_LEGACY_INTX_MAX_RETRY)); |
| 393 | |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 394 | return IRQ_HANDLED; |
| 395 | } |
| 396 | |
| 397 | static void qlcnic_83xx_poll_process_aen(struct qlcnic_adapter *adapter) |
| 398 | { |
| 399 | u32 resp, event; |
| 400 | unsigned long flags; |
| 401 | |
| 402 | spin_lock_irqsave(&adapter->ahw->mbx_lock, flags); |
| 403 | |
| 404 | resp = QLCRDX(adapter->ahw, QLCNIC_FW_MBX_CTRL); |
| 405 | if (!(resp & QLCNIC_SET_OWNER)) |
| 406 | goto out; |
| 407 | |
| 408 | event = readl(QLCNIC_MBX_FW(adapter->ahw, 0)); |
| 409 | if (event & QLCNIC_MBX_ASYNC_EVENT) |
Rajesh Borundia | d1a1105 | 2013-04-19 07:01:13 +0000 | [diff] [blame] | 410 | __qlcnic_83xx_process_aen(adapter); |
| 411 | |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 412 | out: |
| 413 | qlcnic_83xx_enable_legacy_msix_mbx_intr(adapter); |
| 414 | spin_unlock_irqrestore(&adapter->ahw->mbx_lock, flags); |
| 415 | } |
| 416 | |
| 417 | irqreturn_t qlcnic_83xx_intr(int irq, void *data) |
| 418 | { |
| 419 | struct qlcnic_adapter *adapter = data; |
| 420 | struct qlcnic_host_sds_ring *sds_ring; |
| 421 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 422 | |
| 423 | if (qlcnic_83xx_clear_legacy_intr(adapter) == IRQ_NONE) |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 424 | return IRQ_NONE; |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 425 | |
| 426 | qlcnic_83xx_poll_process_aen(adapter); |
| 427 | |
| 428 | if (ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
| 429 | ahw->diag_cnt++; |
| 430 | qlcnic_83xx_enable_legacy_msix_mbx_intr(adapter); |
| 431 | return IRQ_HANDLED; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 432 | } |
| 433 | |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 434 | if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) { |
| 435 | qlcnic_83xx_enable_legacy_msix_mbx_intr(adapter); |
| 436 | } else { |
| 437 | sds_ring = &adapter->recv_ctx->sds_rings[0]; |
| 438 | napi_schedule(&sds_ring->napi); |
| 439 | } |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 440 | |
| 441 | return IRQ_HANDLED; |
| 442 | } |
| 443 | |
| 444 | irqreturn_t qlcnic_83xx_tmp_intr(int irq, void *data) |
| 445 | { |
| 446 | struct qlcnic_host_sds_ring *sds_ring = data; |
| 447 | struct qlcnic_adapter *adapter = sds_ring->adapter; |
| 448 | |
| 449 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 450 | goto done; |
| 451 | |
| 452 | if (adapter->nic_ops->clear_legacy_intr(adapter) == IRQ_NONE) |
| 453 | return IRQ_NONE; |
| 454 | |
| 455 | done: |
| 456 | adapter->ahw->diag_cnt++; |
| 457 | qlcnic_83xx_enable_intr(adapter, sds_ring); |
| 458 | |
| 459 | return IRQ_HANDLED; |
| 460 | } |
| 461 | |
| 462 | void qlcnic_83xx_free_mbx_intr(struct qlcnic_adapter *adapter) |
| 463 | { |
Rajesh Borundia | f036e4f | 2013-04-19 07:01:10 +0000 | [diff] [blame] | 464 | u32 num_msix; |
| 465 | |
Himanshu Madhani | 45ef92e | 2013-05-23 21:04:26 +0000 | [diff] [blame] | 466 | if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) |
| 467 | qlcnic_83xx_set_legacy_intr_mask(adapter); |
| 468 | |
Rajesh Borundia | f036e4f | 2013-04-19 07:01:10 +0000 | [diff] [blame] | 469 | qlcnic_83xx_disable_mbx_intr(adapter); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 470 | |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 471 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 472 | num_msix = adapter->ahw->num_msix - 1; |
| 473 | else |
| 474 | num_msix = 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 475 | |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 476 | msleep(20); |
| 477 | synchronize_irq(adapter->msix_entries[num_msix].vector); |
| 478 | free_irq(adapter->msix_entries[num_msix].vector, adapter); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 479 | } |
| 480 | |
| 481 | int qlcnic_83xx_setup_mbx_intr(struct qlcnic_adapter *adapter) |
| 482 | { |
| 483 | irq_handler_t handler; |
| 484 | u32 val; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 485 | int err = 0; |
| 486 | unsigned long flags = 0; |
| 487 | |
| 488 | if (!(adapter->flags & QLCNIC_MSI_ENABLED) && |
| 489 | !(adapter->flags & QLCNIC_MSIX_ENABLED)) |
| 490 | flags |= IRQF_SHARED; |
| 491 | |
| 492 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { |
| 493 | handler = qlcnic_83xx_handle_aen; |
| 494 | val = adapter->msix_entries[adapter->ahw->num_msix - 1].vector; |
Himanshu Madhani | aa2a803 | 2013-05-23 21:04:27 +0000 | [diff] [blame] | 495 | err = request_irq(val, handler, flags, "qlcnic-MB", adapter); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 496 | if (err) { |
| 497 | dev_err(&adapter->pdev->dev, |
| 498 | "failed to register MBX interrupt\n"); |
| 499 | return err; |
| 500 | } |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 501 | } else { |
| 502 | handler = qlcnic_83xx_intr; |
| 503 | val = adapter->msix_entries[0].vector; |
| 504 | err = request_irq(val, handler, flags, "qlcnic", adapter); |
| 505 | if (err) { |
| 506 | dev_err(&adapter->pdev->dev, |
| 507 | "failed to register INTx interrupt\n"); |
| 508 | return err; |
| 509 | } |
| 510 | qlcnic_83xx_clear_legacy_intr_mask(adapter); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 511 | } |
| 512 | |
| 513 | /* Enable mailbox interrupt */ |
| 514 | qlcnic_83xx_enable_mbx_intrpt(adapter); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 515 | |
| 516 | return err; |
| 517 | } |
| 518 | |
| 519 | void qlcnic_83xx_get_func_no(struct qlcnic_adapter *adapter) |
| 520 | { |
| 521 | u32 val = QLCRDX(adapter->ahw, QLCNIC_INFORMANT); |
Rajesh Borundia | f846833 | 2013-03-29 05:46:34 +0000 | [diff] [blame] | 522 | adapter->ahw->pci_func = (val >> 24) & 0xff; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 523 | } |
| 524 | |
| 525 | int qlcnic_83xx_cam_lock(struct qlcnic_adapter *adapter) |
| 526 | { |
| 527 | void __iomem *addr; |
| 528 | u32 val, limit = 0; |
| 529 | |
| 530 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 531 | |
| 532 | addr = ahw->pci_base0 + QLC_83XX_SEM_LOCK_FUNC(ahw->pci_func); |
| 533 | do { |
| 534 | val = readl(addr); |
| 535 | if (val) { |
| 536 | /* write the function number to register */ |
| 537 | QLC_SHARED_REG_WR32(adapter, QLCNIC_FLASH_LOCK_OWNER, |
| 538 | ahw->pci_func); |
| 539 | return 0; |
| 540 | } |
| 541 | usleep_range(1000, 2000); |
| 542 | } while (++limit <= QLCNIC_PCIE_SEM_TIMEOUT); |
| 543 | |
| 544 | return -EIO; |
| 545 | } |
| 546 | |
| 547 | void qlcnic_83xx_cam_unlock(struct qlcnic_adapter *adapter) |
| 548 | { |
| 549 | void __iomem *addr; |
| 550 | u32 val; |
| 551 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 552 | |
| 553 | addr = ahw->pci_base0 + QLC_83XX_SEM_UNLOCK_FUNC(ahw->pci_func); |
| 554 | val = readl(addr); |
| 555 | } |
| 556 | |
| 557 | void qlcnic_83xx_read_crb(struct qlcnic_adapter *adapter, char *buf, |
| 558 | loff_t offset, size_t size) |
| 559 | { |
| 560 | int ret; |
| 561 | u32 data; |
| 562 | |
| 563 | if (qlcnic_api_lock(adapter)) { |
| 564 | dev_err(&adapter->pdev->dev, |
| 565 | "%s: failed to acquire lock. addr offset 0x%x\n", |
| 566 | __func__, (u32)offset); |
| 567 | return; |
| 568 | } |
| 569 | |
| 570 | ret = qlcnic_83xx_rd_reg_indirect(adapter, (u32) offset); |
| 571 | qlcnic_api_unlock(adapter); |
| 572 | |
| 573 | if (ret == -EIO) { |
| 574 | dev_err(&adapter->pdev->dev, |
| 575 | "%s: failed. addr offset 0x%x\n", |
| 576 | __func__, (u32)offset); |
| 577 | return; |
| 578 | } |
| 579 | data = ret; |
| 580 | memcpy(buf, &data, size); |
| 581 | } |
| 582 | |
| 583 | void qlcnic_83xx_write_crb(struct qlcnic_adapter *adapter, char *buf, |
| 584 | loff_t offset, size_t size) |
| 585 | { |
| 586 | u32 data; |
| 587 | |
| 588 | memcpy(&data, buf, size); |
| 589 | qlcnic_83xx_wrt_reg_indirect(adapter, (u32) offset, data); |
| 590 | } |
| 591 | |
| 592 | int qlcnic_83xx_get_port_info(struct qlcnic_adapter *adapter) |
| 593 | { |
| 594 | int status; |
| 595 | |
| 596 | status = qlcnic_83xx_get_port_config(adapter); |
| 597 | if (status) { |
| 598 | dev_err(&adapter->pdev->dev, |
| 599 | "Get Port Info failed\n"); |
| 600 | } else { |
| 601 | if (QLC_83XX_SFP_10G_CAPABLE(adapter->ahw->port_config)) |
| 602 | adapter->ahw->port_type = QLCNIC_XGBE; |
| 603 | else |
| 604 | adapter->ahw->port_type = QLCNIC_GBE; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 605 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 606 | if (QLC_83XX_AUTONEG(adapter->ahw->port_config)) |
| 607 | adapter->ahw->link_autoneg = AUTONEG_ENABLE; |
| 608 | } |
| 609 | return status; |
| 610 | } |
| 611 | |
| 612 | void qlcnic_83xx_enable_mbx_intrpt(struct qlcnic_adapter *adapter) |
| 613 | { |
| 614 | u32 val; |
| 615 | |
| 616 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 617 | val = BIT_2 | ((adapter->ahw->num_msix - 1) << 8); |
| 618 | else |
| 619 | val = BIT_2; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 620 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 621 | QLCWRX(adapter->ahw, QLCNIC_MBX_INTR_ENBL, val); |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 622 | qlcnic_83xx_enable_legacy_msix_mbx_intr(adapter); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 623 | } |
| 624 | |
| 625 | void qlcnic_83xx_check_vf(struct qlcnic_adapter *adapter, |
| 626 | const struct pci_device_id *ent) |
| 627 | { |
| 628 | u32 op_mode, priv_level; |
| 629 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 630 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 631 | ahw->fw_hal_version = 2; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 632 | qlcnic_get_func_no(adapter); |
| 633 | |
Rajesh Borundia | f846833 | 2013-03-29 05:46:34 +0000 | [diff] [blame] | 634 | if (qlcnic_sriov_vf_check(adapter)) { |
| 635 | qlcnic_sriov_vf_set_ops(adapter); |
| 636 | return; |
| 637 | } |
| 638 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 639 | /* Determine function privilege level */ |
| 640 | op_mode = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE); |
| 641 | if (op_mode == QLC_83XX_DEFAULT_OPMODE) |
| 642 | priv_level = QLCNIC_MGMT_FUNC; |
| 643 | else |
| 644 | priv_level = QLC_83XX_GET_FUNC_PRIVILEGE(op_mode, |
| 645 | ahw->pci_func); |
| 646 | |
| 647 | if (priv_level == QLCNIC_NON_PRIV_FUNC) { |
| 648 | ahw->op_mode = QLCNIC_NON_PRIV_FUNC; |
| 649 | dev_info(&adapter->pdev->dev, |
| 650 | "HAL Version: %d Non Privileged function\n", |
| 651 | ahw->fw_hal_version); |
| 652 | adapter->nic_ops = &qlcnic_vf_ops; |
| 653 | } else { |
Rajesh Borundia | 02feda1 | 2013-03-29 05:46:33 +0000 | [diff] [blame] | 654 | if (pci_find_ext_capability(adapter->pdev, |
| 655 | PCI_EXT_CAP_ID_SRIOV)) |
| 656 | set_bit(__QLCNIC_SRIOV_CAPABLE, &adapter->state); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 657 | adapter->nic_ops = &qlcnic_83xx_ops; |
| 658 | } |
| 659 | } |
| 660 | |
| 661 | static void qlcnic_83xx_handle_link_aen(struct qlcnic_adapter *adapter, |
| 662 | u32 data[]); |
| 663 | static void qlcnic_83xx_handle_idc_comp_aen(struct qlcnic_adapter *adapter, |
| 664 | u32 data[]); |
| 665 | |
| 666 | static void qlcnic_dump_mbx(struct qlcnic_adapter *adapter, |
| 667 | struct qlcnic_cmd_args *cmd) |
| 668 | { |
| 669 | int i; |
| 670 | |
| 671 | dev_info(&adapter->pdev->dev, |
| 672 | "Host MBX regs(%d)\n", cmd->req.num); |
| 673 | for (i = 0; i < cmd->req.num; i++) { |
| 674 | if (i && !(i % 8)) |
| 675 | pr_info("\n"); |
| 676 | pr_info("%08x ", cmd->req.arg[i]); |
| 677 | } |
| 678 | pr_info("\n"); |
| 679 | dev_info(&adapter->pdev->dev, |
| 680 | "FW MBX regs(%d)\n", cmd->rsp.num); |
| 681 | for (i = 0; i < cmd->rsp.num; i++) { |
| 682 | if (i && !(i % 8)) |
| 683 | pr_info("\n"); |
| 684 | pr_info("%08x ", cmd->rsp.arg[i]); |
| 685 | } |
| 686 | pr_info("\n"); |
| 687 | } |
| 688 | |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 689 | /* Mailbox response for mac rcode */ |
Rajesh Borundia | f197a7a | 2013-03-29 05:46:36 +0000 | [diff] [blame] | 690 | u32 qlcnic_83xx_mac_rcode(struct qlcnic_adapter *adapter) |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 691 | { |
| 692 | u32 fw_data; |
| 693 | u8 mac_cmd_rcode; |
| 694 | |
| 695 | fw_data = readl(QLCNIC_MBX_FW(adapter->ahw, 2)); |
| 696 | mac_cmd_rcode = (u8)fw_data; |
| 697 | if (mac_cmd_rcode == QLC_83XX_NO_NIC_RESOURCE || |
| 698 | mac_cmd_rcode == QLC_83XX_MAC_PRESENT || |
| 699 | mac_cmd_rcode == QLC_83XX_MAC_ABSENT) |
| 700 | return QLCNIC_RCODE_SUCCESS; |
| 701 | return 1; |
| 702 | } |
| 703 | |
Rajesh Borundia | 9106e5d | 2013-05-09 09:25:15 +0000 | [diff] [blame] | 704 | u32 qlcnic_83xx_mbx_poll(struct qlcnic_adapter *adapter, u32 *wait_time) |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 705 | { |
| 706 | u32 data; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 707 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 708 | /* wait for mailbox completion */ |
| 709 | do { |
| 710 | data = QLCRDX(ahw, QLCNIC_FW_MBX_CTRL); |
Rajesh Borundia | 9106e5d | 2013-05-09 09:25:15 +0000 | [diff] [blame] | 711 | if (++(*wait_time) > QLCNIC_MBX_TIMEOUT) { |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 712 | data = QLCNIC_RCODE_TIMEOUT; |
| 713 | break; |
| 714 | } |
| 715 | mdelay(1); |
| 716 | } while (!data); |
| 717 | return data; |
| 718 | } |
| 719 | |
| 720 | int qlcnic_83xx_mbx_op(struct qlcnic_adapter *adapter, |
| 721 | struct qlcnic_cmd_args *cmd) |
| 722 | { |
| 723 | int i; |
| 724 | u16 opcode; |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 725 | u8 mbx_err_code; |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 726 | unsigned long flags; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 727 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
Rajesh Borundia | 9106e5d | 2013-05-09 09:25:15 +0000 | [diff] [blame] | 728 | u32 rsp, mbx_val, fw_data, rsp_num, mbx_cmd, wait_time = 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 729 | |
| 730 | opcode = LSW(cmd->req.arg[0]); |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 731 | if (!test_bit(QLC_83XX_MBX_READY, &adapter->ahw->idc.status)) { |
| 732 | dev_info(&adapter->pdev->dev, |
| 733 | "Mailbox cmd attempted, 0x%x\n", opcode); |
| 734 | dev_info(&adapter->pdev->dev, "Mailbox detached\n"); |
| 735 | return 0; |
| 736 | } |
| 737 | |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 738 | spin_lock_irqsave(&adapter->ahw->mbx_lock, flags); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 739 | mbx_val = QLCRDX(ahw, QLCNIC_HOST_MBX_CTRL); |
| 740 | |
| 741 | if (mbx_val) { |
| 742 | QLCDB(adapter, DRV, |
| 743 | "Mailbox cmd attempted, 0x%x\n", opcode); |
| 744 | QLCDB(adapter, DRV, |
| 745 | "Mailbox not available, 0x%x, collect FW dump\n", |
| 746 | mbx_val); |
| 747 | cmd->rsp.arg[0] = QLCNIC_RCODE_TIMEOUT; |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 748 | spin_unlock_irqrestore(&adapter->ahw->mbx_lock, flags); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 749 | return cmd->rsp.arg[0]; |
| 750 | } |
| 751 | |
| 752 | /* Fill in mailbox registers */ |
| 753 | mbx_cmd = cmd->req.arg[0]; |
| 754 | writel(mbx_cmd, QLCNIC_MBX_HOST(ahw, 0)); |
| 755 | for (i = 1; i < cmd->req.num; i++) |
| 756 | writel(cmd->req.arg[i], QLCNIC_MBX_HOST(ahw, i)); |
| 757 | |
| 758 | /* Signal FW about the impending command */ |
| 759 | QLCWRX(ahw, QLCNIC_HOST_MBX_CTRL, QLCNIC_SET_OWNER); |
| 760 | poll: |
Rajesh Borundia | 9106e5d | 2013-05-09 09:25:15 +0000 | [diff] [blame] | 761 | rsp = qlcnic_83xx_mbx_poll(adapter, &wait_time); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 762 | if (rsp != QLCNIC_RCODE_TIMEOUT) { |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 763 | /* Get the FW response data */ |
| 764 | fw_data = readl(QLCNIC_MBX_FW(ahw, 0)); |
Jitendra Kalsaria | 483202d | 2013-02-09 09:29:50 +0000 | [diff] [blame] | 765 | if (fw_data & QLCNIC_MBX_ASYNC_EVENT) { |
Rajesh Borundia | d1a1105 | 2013-04-19 07:01:13 +0000 | [diff] [blame] | 766 | __qlcnic_83xx_process_aen(adapter); |
Rajesh Borundia | 9106e5d | 2013-05-09 09:25:15 +0000 | [diff] [blame] | 767 | goto poll; |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 768 | } |
| 769 | mbx_err_code = QLCNIC_MBX_STATUS(fw_data); |
| 770 | rsp_num = QLCNIC_MBX_NUM_REGS(fw_data); |
| 771 | opcode = QLCNIC_MBX_RSP(fw_data); |
| 772 | qlcnic_83xx_get_mbx_data(adapter, cmd); |
| 773 | |
| 774 | switch (mbx_err_code) { |
| 775 | case QLCNIC_MBX_RSP_OK: |
| 776 | case QLCNIC_MBX_PORT_RSP_OK: |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 777 | rsp = QLCNIC_RCODE_SUCCESS; |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 778 | break; |
| 779 | default: |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 780 | if (opcode == QLCNIC_CMD_CONFIG_MAC_VLAN) { |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 781 | rsp = qlcnic_83xx_mac_rcode(adapter); |
| 782 | if (!rsp) |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 783 | goto out; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 784 | } |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 785 | dev_err(&adapter->pdev->dev, |
| 786 | "MBX command 0x%x failed with err:0x%x\n", |
| 787 | opcode, mbx_err_code); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 788 | rsp = mbx_err_code; |
| 789 | qlcnic_dump_mbx(adapter, cmd); |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 790 | break; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 791 | } |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 792 | goto out; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 793 | } |
Jitendra Kalsaria | 65ab999 | 2013-02-09 09:29:55 +0000 | [diff] [blame] | 794 | |
| 795 | dev_err(&adapter->pdev->dev, "MBX command 0x%x timed out\n", |
| 796 | QLCNIC_MBX_RSP(mbx_cmd)); |
| 797 | rsp = QLCNIC_RCODE_TIMEOUT; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 798 | out: |
| 799 | /* clear fw mbx control register */ |
| 800 | QLCWRX(ahw, QLCNIC_FW_MBX_CTRL, QLCNIC_CLR_OWNER); |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 801 | spin_unlock_irqrestore(&adapter->ahw->mbx_lock, flags); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 802 | return rsp; |
| 803 | } |
| 804 | |
| 805 | int qlcnic_83xx_alloc_mbx_args(struct qlcnic_cmd_args *mbx, |
| 806 | struct qlcnic_adapter *adapter, u32 type) |
| 807 | { |
| 808 | int i, size; |
| 809 | u32 temp; |
| 810 | const struct qlcnic_mailbox_metadata *mbx_tbl; |
| 811 | |
| 812 | mbx_tbl = qlcnic_83xx_mbx_tbl; |
| 813 | size = ARRAY_SIZE(qlcnic_83xx_mbx_tbl); |
| 814 | for (i = 0; i < size; i++) { |
| 815 | if (type == mbx_tbl[i].cmd) { |
Rajesh Borundia | f197a7a | 2013-03-29 05:46:36 +0000 | [diff] [blame] | 816 | mbx->op_type = QLC_83XX_FW_MBX_CMD; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 817 | mbx->req.num = mbx_tbl[i].in_args; |
| 818 | mbx->rsp.num = mbx_tbl[i].out_args; |
| 819 | mbx->req.arg = kcalloc(mbx->req.num, sizeof(u32), |
| 820 | GFP_ATOMIC); |
| 821 | if (!mbx->req.arg) |
| 822 | return -ENOMEM; |
| 823 | mbx->rsp.arg = kcalloc(mbx->rsp.num, sizeof(u32), |
| 824 | GFP_ATOMIC); |
| 825 | if (!mbx->rsp.arg) { |
| 826 | kfree(mbx->req.arg); |
| 827 | mbx->req.arg = NULL; |
| 828 | return -ENOMEM; |
| 829 | } |
| 830 | memset(mbx->req.arg, 0, sizeof(u32) * mbx->req.num); |
| 831 | memset(mbx->rsp.arg, 0, sizeof(u32) * mbx->rsp.num); |
| 832 | temp = adapter->ahw->fw_hal_version << 29; |
| 833 | mbx->req.arg[0] = (type | (mbx->req.num << 16) | temp); |
Rajesh Borundia | f197a7a | 2013-03-29 05:46:36 +0000 | [diff] [blame] | 834 | return 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 835 | } |
| 836 | } |
Rajesh Borundia | f197a7a | 2013-03-29 05:46:36 +0000 | [diff] [blame] | 837 | return -EINVAL; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 838 | } |
| 839 | |
| 840 | void qlcnic_83xx_idc_aen_work(struct work_struct *work) |
| 841 | { |
| 842 | struct qlcnic_adapter *adapter; |
| 843 | struct qlcnic_cmd_args cmd; |
| 844 | int i, err = 0; |
| 845 | |
| 846 | adapter = container_of(work, struct qlcnic_adapter, idc_aen_work.work); |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 847 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_IDC_ACK); |
| 848 | if (err) |
| 849 | return; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 850 | |
| 851 | for (i = 1; i < QLC_83XX_MBX_AEN_CNT; i++) |
| 852 | cmd.req.arg[i] = adapter->ahw->mbox_aen[i]; |
| 853 | |
| 854 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 855 | if (err) |
| 856 | dev_info(&adapter->pdev->dev, |
| 857 | "%s: Mailbox IDC ACK failed.\n", __func__); |
| 858 | qlcnic_free_mbx_args(&cmd); |
| 859 | } |
| 860 | |
| 861 | static void qlcnic_83xx_handle_idc_comp_aen(struct qlcnic_adapter *adapter, |
| 862 | u32 data[]) |
| 863 | { |
| 864 | dev_dbg(&adapter->pdev->dev, "Completion AEN:0x%x.\n", |
| 865 | QLCNIC_MBX_RSP(data[0])); |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 866 | clear_bit(QLC_83XX_IDC_COMP_AEN, &adapter->ahw->idc.status); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 867 | return; |
| 868 | } |
| 869 | |
Rajesh Borundia | d1a1105 | 2013-04-19 07:01:13 +0000 | [diff] [blame] | 870 | void __qlcnic_83xx_process_aen(struct qlcnic_adapter *adapter) |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 871 | { |
Jitendra Kalsaria | 483202d | 2013-02-09 09:29:50 +0000 | [diff] [blame] | 872 | u32 event[QLC_83XX_MBX_AEN_CNT]; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 873 | int i; |
| 874 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 875 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 876 | for (i = 0; i < QLC_83XX_MBX_AEN_CNT; i++) |
| 877 | event[i] = readl(QLCNIC_MBX_FW(ahw, i)); |
| 878 | |
| 879 | switch (QLCNIC_MBX_RSP(event[0])) { |
| 880 | |
| 881 | case QLCNIC_MBX_LINK_EVENT: |
| 882 | qlcnic_83xx_handle_link_aen(adapter, event); |
| 883 | break; |
| 884 | case QLCNIC_MBX_COMP_EVENT: |
| 885 | qlcnic_83xx_handle_idc_comp_aen(adapter, event); |
| 886 | break; |
| 887 | case QLCNIC_MBX_REQUEST_EVENT: |
| 888 | for (i = 0; i < QLC_83XX_MBX_AEN_CNT; i++) |
| 889 | adapter->ahw->mbox_aen[i] = QLCNIC_MBX_RSP(event[i]); |
| 890 | queue_delayed_work(adapter->qlcnic_wq, |
| 891 | &adapter->idc_aen_work, 0); |
| 892 | break; |
| 893 | case QLCNIC_MBX_TIME_EXTEND_EVENT: |
| 894 | break; |
Rajesh Borundia | f197a7a | 2013-03-29 05:46:36 +0000 | [diff] [blame] | 895 | case QLCNIC_MBX_BC_EVENT: |
| 896 | qlcnic_sriov_handle_bc_event(adapter, event[1]); |
| 897 | break; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 898 | case QLCNIC_MBX_SFP_INSERT_EVENT: |
| 899 | dev_info(&adapter->pdev->dev, "SFP+ Insert AEN:0x%x.\n", |
| 900 | QLCNIC_MBX_RSP(event[0])); |
| 901 | break; |
| 902 | case QLCNIC_MBX_SFP_REMOVE_EVENT: |
| 903 | dev_info(&adapter->pdev->dev, "SFP Removed AEN:0x%x.\n", |
| 904 | QLCNIC_MBX_RSP(event[0])); |
| 905 | break; |
| 906 | default: |
| 907 | dev_dbg(&adapter->pdev->dev, "Unsupported AEN:0x%x.\n", |
| 908 | QLCNIC_MBX_RSP(event[0])); |
| 909 | break; |
| 910 | } |
| 911 | |
| 912 | QLCWRX(ahw, QLCNIC_FW_MBX_CTRL, QLCNIC_CLR_OWNER); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 913 | } |
| 914 | |
Rajesh Borundia | d1a1105 | 2013-04-19 07:01:13 +0000 | [diff] [blame] | 915 | static void qlcnic_83xx_process_aen(struct qlcnic_adapter *adapter) |
| 916 | { |
| 917 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 918 | u32 resp, event; |
| 919 | unsigned long flags; |
| 920 | |
| 921 | spin_lock_irqsave(&ahw->mbx_lock, flags); |
| 922 | |
| 923 | resp = QLCRDX(ahw, QLCNIC_FW_MBX_CTRL); |
| 924 | if (resp & QLCNIC_SET_OWNER) { |
| 925 | event = readl(QLCNIC_MBX_FW(ahw, 0)); |
| 926 | if (event & QLCNIC_MBX_ASYNC_EVENT) |
| 927 | __qlcnic_83xx_process_aen(adapter); |
| 928 | } |
| 929 | |
| 930 | spin_unlock_irqrestore(&ahw->mbx_lock, flags); |
| 931 | } |
| 932 | |
Rajesh Borundia | 7ed3ce4 | 2013-04-19 07:01:14 +0000 | [diff] [blame] | 933 | static void qlcnic_83xx_mbx_poll_work(struct work_struct *work) |
| 934 | { |
| 935 | struct qlcnic_adapter *adapter; |
| 936 | |
| 937 | adapter = container_of(work, struct qlcnic_adapter, mbx_poll_work.work); |
| 938 | |
| 939 | if (!test_bit(__QLCNIC_MBX_POLL_ENABLE, &adapter->state)) |
| 940 | return; |
| 941 | |
| 942 | qlcnic_83xx_process_aen(adapter); |
| 943 | queue_delayed_work(adapter->qlcnic_wq, &adapter->mbx_poll_work, |
| 944 | (HZ / 10)); |
| 945 | } |
| 946 | |
| 947 | void qlcnic_83xx_enable_mbx_poll(struct qlcnic_adapter *adapter) |
| 948 | { |
| 949 | if (test_and_set_bit(__QLCNIC_MBX_POLL_ENABLE, &adapter->state)) |
| 950 | return; |
| 951 | |
| 952 | INIT_DELAYED_WORK(&adapter->mbx_poll_work, qlcnic_83xx_mbx_poll_work); |
| 953 | } |
| 954 | |
| 955 | void qlcnic_83xx_disable_mbx_poll(struct qlcnic_adapter *adapter) |
| 956 | { |
| 957 | if (!test_and_clear_bit(__QLCNIC_MBX_POLL_ENABLE, &adapter->state)) |
| 958 | return; |
| 959 | cancel_delayed_work_sync(&adapter->mbx_poll_work); |
| 960 | } |
| 961 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 962 | static int qlcnic_83xx_add_rings(struct qlcnic_adapter *adapter) |
| 963 | { |
| 964 | int index, i, err, sds_mbx_size; |
| 965 | u32 *buf, intrpt_id, intr_mask; |
| 966 | u16 context_id; |
| 967 | u8 num_sds; |
| 968 | struct qlcnic_cmd_args cmd; |
| 969 | struct qlcnic_host_sds_ring *sds; |
| 970 | struct qlcnic_sds_mbx sds_mbx; |
| 971 | struct qlcnic_add_rings_mbx_out *mbx_out; |
| 972 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
| 973 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 974 | |
| 975 | sds_mbx_size = sizeof(struct qlcnic_sds_mbx); |
| 976 | context_id = recv_ctx->context_id; |
| 977 | num_sds = (adapter->max_sds_rings - QLCNIC_MAX_RING_SETS); |
| 978 | ahw->hw_ops->alloc_mbx_args(&cmd, adapter, |
| 979 | QLCNIC_CMD_ADD_RCV_RINGS); |
| 980 | cmd.req.arg[1] = 0 | (num_sds << 8) | (context_id << 16); |
| 981 | |
| 982 | /* set up status rings, mbx 2-81 */ |
| 983 | index = 2; |
| 984 | for (i = 8; i < adapter->max_sds_rings; i++) { |
| 985 | memset(&sds_mbx, 0, sds_mbx_size); |
| 986 | sds = &recv_ctx->sds_rings[i]; |
| 987 | sds->consumer = 0; |
| 988 | memset(sds->desc_head, 0, STATUS_DESC_RINGSIZE(sds)); |
Shahed Shaikh | a96227e | 2013-03-08 09:53:49 +0000 | [diff] [blame] | 989 | sds_mbx.phy_addr_low = LSD(sds->phys_addr); |
| 990 | sds_mbx.phy_addr_high = MSD(sds->phys_addr); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 991 | sds_mbx.sds_ring_size = sds->num_desc; |
| 992 | |
| 993 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 994 | intrpt_id = ahw->intr_tbl[i].id; |
| 995 | else |
| 996 | intrpt_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID); |
| 997 | |
| 998 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) |
| 999 | sds_mbx.intrpt_id = intrpt_id; |
| 1000 | else |
| 1001 | sds_mbx.intrpt_id = 0xffff; |
| 1002 | sds_mbx.intrpt_val = 0; |
| 1003 | buf = &cmd.req.arg[index]; |
| 1004 | memcpy(buf, &sds_mbx, sds_mbx_size); |
| 1005 | index += sds_mbx_size / sizeof(u32); |
| 1006 | } |
| 1007 | |
| 1008 | /* send the mailbox command */ |
| 1009 | err = ahw->hw_ops->mbx_cmd(adapter, &cmd); |
| 1010 | if (err) { |
| 1011 | dev_err(&adapter->pdev->dev, |
| 1012 | "Failed to add rings %d\n", err); |
| 1013 | goto out; |
| 1014 | } |
| 1015 | |
| 1016 | mbx_out = (struct qlcnic_add_rings_mbx_out *)&cmd.rsp.arg[1]; |
| 1017 | index = 0; |
| 1018 | /* status descriptor ring */ |
| 1019 | for (i = 8; i < adapter->max_sds_rings; i++) { |
| 1020 | sds = &recv_ctx->sds_rings[i]; |
| 1021 | sds->crb_sts_consumer = ahw->pci_base0 + |
| 1022 | mbx_out->host_csmr[index]; |
| 1023 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 1024 | intr_mask = ahw->intr_tbl[i].src; |
| 1025 | else |
| 1026 | intr_mask = QLCRDX(ahw, QLCNIC_DEF_INT_MASK); |
| 1027 | |
| 1028 | sds->crb_intr_mask = ahw->pci_base0 + intr_mask; |
| 1029 | index++; |
| 1030 | } |
| 1031 | out: |
| 1032 | qlcnic_free_mbx_args(&cmd); |
| 1033 | return err; |
| 1034 | } |
| 1035 | |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1036 | void qlcnic_83xx_del_rx_ctx(struct qlcnic_adapter *adapter) |
| 1037 | { |
| 1038 | int err; |
| 1039 | u32 temp = 0; |
| 1040 | struct qlcnic_cmd_args cmd; |
| 1041 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
| 1042 | |
| 1043 | if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_RX_CTX)) |
| 1044 | return; |
| 1045 | |
| 1046 | if (qlcnic_sriov_pf_check(adapter) || qlcnic_sriov_vf_check(adapter)) |
| 1047 | cmd.req.arg[0] |= (0x3 << 29); |
| 1048 | |
| 1049 | if (qlcnic_sriov_pf_check(adapter)) |
| 1050 | qlcnic_pf_set_interface_id_del_rx_ctx(adapter, &temp); |
| 1051 | |
| 1052 | cmd.req.arg[1] = recv_ctx->context_id | temp; |
| 1053 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1054 | if (err) |
| 1055 | dev_err(&adapter->pdev->dev, |
| 1056 | "Failed to destroy rx ctx in firmware\n"); |
| 1057 | |
| 1058 | recv_ctx->state = QLCNIC_HOST_CTX_STATE_FREED; |
| 1059 | qlcnic_free_mbx_args(&cmd); |
| 1060 | } |
| 1061 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1062 | int qlcnic_83xx_create_rx_ctx(struct qlcnic_adapter *adapter) |
| 1063 | { |
| 1064 | int i, err, index, sds_mbx_size, rds_mbx_size; |
| 1065 | u8 num_sds, num_rds; |
| 1066 | u32 *buf, intrpt_id, intr_mask, cap = 0; |
| 1067 | struct qlcnic_host_sds_ring *sds; |
| 1068 | struct qlcnic_host_rds_ring *rds; |
| 1069 | struct qlcnic_sds_mbx sds_mbx; |
| 1070 | struct qlcnic_rds_mbx rds_mbx; |
| 1071 | struct qlcnic_cmd_args cmd; |
| 1072 | struct qlcnic_rcv_mbx_out *mbx_out; |
| 1073 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
| 1074 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 1075 | num_rds = adapter->max_rds_rings; |
| 1076 | |
| 1077 | if (adapter->max_sds_rings <= QLCNIC_MAX_RING_SETS) |
| 1078 | num_sds = adapter->max_sds_rings; |
| 1079 | else |
| 1080 | num_sds = QLCNIC_MAX_RING_SETS; |
| 1081 | |
| 1082 | sds_mbx_size = sizeof(struct qlcnic_sds_mbx); |
| 1083 | rds_mbx_size = sizeof(struct qlcnic_rds_mbx); |
| 1084 | cap = QLCNIC_CAP0_LEGACY_CONTEXT; |
| 1085 | |
| 1086 | if (adapter->flags & QLCNIC_FW_LRO_MSS_CAP) |
| 1087 | cap |= QLC_83XX_FW_CAP_LRO_MSS; |
| 1088 | |
| 1089 | /* set mailbox hdr and capabilities */ |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1090 | err = qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1091 | QLCNIC_CMD_CREATE_RX_CTX); |
| 1092 | if (err) |
| 1093 | return err; |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1094 | |
| 1095 | if (qlcnic_sriov_pf_check(adapter) || qlcnic_sriov_vf_check(adapter)) |
| 1096 | cmd.req.arg[0] |= (0x3 << 29); |
| 1097 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1098 | cmd.req.arg[1] = cap; |
| 1099 | cmd.req.arg[5] = 1 | (num_rds << 5) | (num_sds << 8) | |
| 1100 | (QLC_83XX_HOST_RDS_MODE_UNIQUE << 16); |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1101 | |
| 1102 | if (qlcnic_sriov_pf_check(adapter)) |
| 1103 | qlcnic_pf_set_interface_id_create_rx_ctx(adapter, |
| 1104 | &cmd.req.arg[6]); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1105 | /* set up status rings, mbx 8-57/87 */ |
| 1106 | index = QLC_83XX_HOST_SDS_MBX_IDX; |
| 1107 | for (i = 0; i < num_sds; i++) { |
| 1108 | memset(&sds_mbx, 0, sds_mbx_size); |
| 1109 | sds = &recv_ctx->sds_rings[i]; |
| 1110 | sds->consumer = 0; |
| 1111 | memset(sds->desc_head, 0, STATUS_DESC_RINGSIZE(sds)); |
Shahed Shaikh | a96227e | 2013-03-08 09:53:49 +0000 | [diff] [blame] | 1112 | sds_mbx.phy_addr_low = LSD(sds->phys_addr); |
| 1113 | sds_mbx.phy_addr_high = MSD(sds->phys_addr); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1114 | sds_mbx.sds_ring_size = sds->num_desc; |
| 1115 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 1116 | intrpt_id = ahw->intr_tbl[i].id; |
| 1117 | else |
| 1118 | intrpt_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID); |
| 1119 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) |
| 1120 | sds_mbx.intrpt_id = intrpt_id; |
| 1121 | else |
| 1122 | sds_mbx.intrpt_id = 0xffff; |
| 1123 | sds_mbx.intrpt_val = 0; |
| 1124 | buf = &cmd.req.arg[index]; |
| 1125 | memcpy(buf, &sds_mbx, sds_mbx_size); |
| 1126 | index += sds_mbx_size / sizeof(u32); |
| 1127 | } |
| 1128 | /* set up receive rings, mbx 88-111/135 */ |
| 1129 | index = QLCNIC_HOST_RDS_MBX_IDX; |
| 1130 | rds = &recv_ctx->rds_rings[0]; |
| 1131 | rds->producer = 0; |
| 1132 | memset(&rds_mbx, 0, rds_mbx_size); |
Shahed Shaikh | a96227e | 2013-03-08 09:53:49 +0000 | [diff] [blame] | 1133 | rds_mbx.phy_addr_reg_low = LSD(rds->phys_addr); |
| 1134 | rds_mbx.phy_addr_reg_high = MSD(rds->phys_addr); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1135 | rds_mbx.reg_ring_sz = rds->dma_size; |
| 1136 | rds_mbx.reg_ring_len = rds->num_desc; |
| 1137 | /* Jumbo ring */ |
| 1138 | rds = &recv_ctx->rds_rings[1]; |
| 1139 | rds->producer = 0; |
Shahed Shaikh | a96227e | 2013-03-08 09:53:49 +0000 | [diff] [blame] | 1140 | rds_mbx.phy_addr_jmb_low = LSD(rds->phys_addr); |
| 1141 | rds_mbx.phy_addr_jmb_high = MSD(rds->phys_addr); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1142 | rds_mbx.jmb_ring_sz = rds->dma_size; |
| 1143 | rds_mbx.jmb_ring_len = rds->num_desc; |
| 1144 | buf = &cmd.req.arg[index]; |
| 1145 | memcpy(buf, &rds_mbx, rds_mbx_size); |
| 1146 | |
| 1147 | /* send the mailbox command */ |
| 1148 | err = ahw->hw_ops->mbx_cmd(adapter, &cmd); |
| 1149 | if (err) { |
| 1150 | dev_err(&adapter->pdev->dev, |
| 1151 | "Failed to create Rx ctx in firmware%d\n", err); |
| 1152 | goto out; |
| 1153 | } |
| 1154 | mbx_out = (struct qlcnic_rcv_mbx_out *)&cmd.rsp.arg[1]; |
| 1155 | recv_ctx->context_id = mbx_out->ctx_id; |
| 1156 | recv_ctx->state = mbx_out->state; |
| 1157 | recv_ctx->virt_port = mbx_out->vport_id; |
| 1158 | dev_info(&adapter->pdev->dev, "Rx Context[%d] Created, state:0x%x\n", |
| 1159 | recv_ctx->context_id, recv_ctx->state); |
| 1160 | /* Receive descriptor ring */ |
| 1161 | /* Standard ring */ |
| 1162 | rds = &recv_ctx->rds_rings[0]; |
| 1163 | rds->crb_rcv_producer = ahw->pci_base0 + |
| 1164 | mbx_out->host_prod[0].reg_buf; |
| 1165 | /* Jumbo ring */ |
| 1166 | rds = &recv_ctx->rds_rings[1]; |
| 1167 | rds->crb_rcv_producer = ahw->pci_base0 + |
| 1168 | mbx_out->host_prod[0].jmb_buf; |
| 1169 | /* status descriptor ring */ |
| 1170 | for (i = 0; i < num_sds; i++) { |
| 1171 | sds = &recv_ctx->sds_rings[i]; |
| 1172 | sds->crb_sts_consumer = ahw->pci_base0 + |
| 1173 | mbx_out->host_csmr[i]; |
| 1174 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 1175 | intr_mask = ahw->intr_tbl[i].src; |
| 1176 | else |
| 1177 | intr_mask = QLCRDX(ahw, QLCNIC_DEF_INT_MASK); |
| 1178 | sds->crb_intr_mask = ahw->pci_base0 + intr_mask; |
| 1179 | } |
| 1180 | |
| 1181 | if (adapter->max_sds_rings > QLCNIC_MAX_RING_SETS) |
| 1182 | err = qlcnic_83xx_add_rings(adapter); |
| 1183 | out: |
| 1184 | qlcnic_free_mbx_args(&cmd); |
| 1185 | return err; |
| 1186 | } |
| 1187 | |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1188 | void qlcnic_83xx_del_tx_ctx(struct qlcnic_adapter *adapter, |
| 1189 | struct qlcnic_host_tx_ring *tx_ring) |
| 1190 | { |
| 1191 | struct qlcnic_cmd_args cmd; |
| 1192 | u32 temp = 0; |
| 1193 | |
| 1194 | if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_TX_CTX)) |
| 1195 | return; |
| 1196 | |
| 1197 | if (qlcnic_sriov_pf_check(adapter) || qlcnic_sriov_vf_check(adapter)) |
| 1198 | cmd.req.arg[0] |= (0x3 << 29); |
| 1199 | |
| 1200 | if (qlcnic_sriov_pf_check(adapter)) |
| 1201 | qlcnic_pf_set_interface_id_del_tx_ctx(adapter, &temp); |
| 1202 | |
| 1203 | cmd.req.arg[1] = tx_ring->ctx_id | temp; |
| 1204 | if (qlcnic_issue_cmd(adapter, &cmd)) |
| 1205 | dev_err(&adapter->pdev->dev, |
| 1206 | "Failed to destroy tx ctx in firmware\n"); |
| 1207 | qlcnic_free_mbx_args(&cmd); |
| 1208 | } |
| 1209 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1210 | int qlcnic_83xx_create_tx_ctx(struct qlcnic_adapter *adapter, |
| 1211 | struct qlcnic_host_tx_ring *tx, int ring) |
| 1212 | { |
| 1213 | int err; |
| 1214 | u16 msix_id; |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1215 | u32 *buf, intr_mask, temp = 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1216 | struct qlcnic_cmd_args cmd; |
| 1217 | struct qlcnic_tx_mbx mbx; |
| 1218 | struct qlcnic_tx_mbx_out *mbx_out; |
| 1219 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
Rajesh Borundia | da6c806 | 2013-03-29 05:46:35 +0000 | [diff] [blame] | 1220 | u32 msix_vector; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1221 | |
| 1222 | /* Reset host resources */ |
| 1223 | tx->producer = 0; |
| 1224 | tx->sw_consumer = 0; |
| 1225 | *(tx->hw_consumer) = 0; |
| 1226 | |
| 1227 | memset(&mbx, 0, sizeof(struct qlcnic_tx_mbx)); |
| 1228 | |
| 1229 | /* setup mailbox inbox registerss */ |
Shahed Shaikh | a96227e | 2013-03-08 09:53:49 +0000 | [diff] [blame] | 1230 | mbx.phys_addr_low = LSD(tx->phys_addr); |
| 1231 | mbx.phys_addr_high = MSD(tx->phys_addr); |
| 1232 | mbx.cnsmr_index_low = LSD(tx->hw_cons_phys_addr); |
| 1233 | mbx.cnsmr_index_high = MSD(tx->hw_cons_phys_addr); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1234 | mbx.size = tx->num_desc; |
Rajesh Borundia | da6c806 | 2013-03-29 05:46:35 +0000 | [diff] [blame] | 1235 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { |
| 1236 | if (!(adapter->flags & QLCNIC_TX_INTR_SHARED)) |
| 1237 | msix_vector = adapter->max_sds_rings + ring; |
| 1238 | else |
| 1239 | msix_vector = adapter->max_sds_rings - 1; |
| 1240 | msix_id = ahw->intr_tbl[msix_vector].id; |
| 1241 | } else { |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1242 | msix_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID); |
Rajesh Borundia | da6c806 | 2013-03-29 05:46:35 +0000 | [diff] [blame] | 1243 | } |
| 1244 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1245 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) |
| 1246 | mbx.intr_id = msix_id; |
| 1247 | else |
| 1248 | mbx.intr_id = 0xffff; |
| 1249 | mbx.src = 0; |
| 1250 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1251 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CREATE_TX_CTX); |
| 1252 | if (err) |
| 1253 | return err; |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1254 | |
| 1255 | if (qlcnic_sriov_pf_check(adapter) || qlcnic_sriov_vf_check(adapter)) |
| 1256 | cmd.req.arg[0] |= (0x3 << 29); |
| 1257 | |
| 1258 | if (qlcnic_sriov_pf_check(adapter)) |
| 1259 | qlcnic_pf_set_interface_id_create_tx_ctx(adapter, &temp); |
| 1260 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1261 | cmd.req.arg[1] = QLCNIC_CAP0_LEGACY_CONTEXT; |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1262 | cmd.req.arg[5] = QLCNIC_MAX_TX_QUEUES | temp; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1263 | buf = &cmd.req.arg[6]; |
| 1264 | memcpy(buf, &mbx, sizeof(struct qlcnic_tx_mbx)); |
| 1265 | /* send the mailbox command*/ |
| 1266 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1267 | if (err) { |
| 1268 | dev_err(&adapter->pdev->dev, |
| 1269 | "Failed to create Tx ctx in firmware 0x%x\n", err); |
| 1270 | goto out; |
| 1271 | } |
| 1272 | mbx_out = (struct qlcnic_tx_mbx_out *)&cmd.rsp.arg[2]; |
| 1273 | tx->crb_cmd_producer = ahw->pci_base0 + mbx_out->host_prod; |
| 1274 | tx->ctx_id = mbx_out->ctx_id; |
Rajesh Borundia | da6c806 | 2013-03-29 05:46:35 +0000 | [diff] [blame] | 1275 | if ((adapter->flags & QLCNIC_MSIX_ENABLED) && |
| 1276 | !(adapter->flags & QLCNIC_TX_INTR_SHARED)) { |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1277 | intr_mask = ahw->intr_tbl[adapter->max_sds_rings + ring].src; |
| 1278 | tx->crb_intr_mask = ahw->pci_base0 + intr_mask; |
| 1279 | } |
| 1280 | dev_info(&adapter->pdev->dev, "Tx Context[0x%x] Created, state:0x%x\n", |
| 1281 | tx->ctx_id, mbx_out->state); |
| 1282 | out: |
| 1283 | qlcnic_free_mbx_args(&cmd); |
| 1284 | return err; |
| 1285 | } |
| 1286 | |
Manish Chopra | 13a82b4 | 2013-05-09 09:25:14 +0000 | [diff] [blame] | 1287 | static int qlcnic_83xx_diag_alloc_res(struct net_device *netdev, int test, |
| 1288 | int num_sds_ring) |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1289 | { |
| 1290 | struct qlcnic_adapter *adapter = netdev_priv(netdev); |
| 1291 | struct qlcnic_host_sds_ring *sds_ring; |
| 1292 | struct qlcnic_host_rds_ring *rds_ring; |
Manish Chopra | 13a82b4 | 2013-05-09 09:25:14 +0000 | [diff] [blame] | 1293 | u16 adapter_state = adapter->is_up; |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1294 | u8 ring; |
| 1295 | int ret; |
| 1296 | |
| 1297 | netif_device_detach(netdev); |
| 1298 | |
| 1299 | if (netif_running(netdev)) |
| 1300 | __qlcnic_down(adapter, netdev); |
| 1301 | |
| 1302 | qlcnic_detach(adapter); |
| 1303 | |
| 1304 | adapter->max_sds_rings = 1; |
| 1305 | adapter->ahw->diag_test = test; |
| 1306 | adapter->ahw->linkup = 0; |
| 1307 | |
| 1308 | ret = qlcnic_attach(adapter); |
| 1309 | if (ret) { |
| 1310 | netif_device_attach(netdev); |
| 1311 | return ret; |
| 1312 | } |
| 1313 | |
| 1314 | ret = qlcnic_fw_create_ctx(adapter); |
| 1315 | if (ret) { |
| 1316 | qlcnic_detach(adapter); |
Manish Chopra | 13a82b4 | 2013-05-09 09:25:14 +0000 | [diff] [blame] | 1317 | if (adapter_state == QLCNIC_ADAPTER_UP_MAGIC) { |
| 1318 | adapter->max_sds_rings = num_sds_ring; |
| 1319 | qlcnic_attach(adapter); |
| 1320 | } |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1321 | netif_device_attach(netdev); |
| 1322 | return ret; |
| 1323 | } |
| 1324 | |
| 1325 | for (ring = 0; ring < adapter->max_rds_rings; ring++) { |
| 1326 | rds_ring = &adapter->recv_ctx->rds_rings[ring]; |
| 1327 | qlcnic_post_rx_buffers(adapter, rds_ring, ring); |
| 1328 | } |
| 1329 | |
| 1330 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
| 1331 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
| 1332 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
| 1333 | qlcnic_83xx_enable_intr(adapter, sds_ring); |
| 1334 | } |
| 1335 | } |
| 1336 | |
| 1337 | if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) { |
| 1338 | /* disable and free mailbox interrupt */ |
Rajesh Borundia | d1a1105 | 2013-04-19 07:01:13 +0000 | [diff] [blame] | 1339 | if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) |
| 1340 | qlcnic_83xx_free_mbx_intr(adapter); |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1341 | adapter->ahw->loopback_state = 0; |
| 1342 | adapter->ahw->hw_ops->setup_link_event(adapter, 1); |
| 1343 | } |
| 1344 | |
| 1345 | set_bit(__QLCNIC_DEV_UP, &adapter->state); |
| 1346 | return 0; |
| 1347 | } |
| 1348 | |
| 1349 | static void qlcnic_83xx_diag_free_res(struct net_device *netdev, |
| 1350 | int max_sds_rings) |
| 1351 | { |
| 1352 | struct qlcnic_adapter *adapter = netdev_priv(netdev); |
| 1353 | struct qlcnic_host_sds_ring *sds_ring; |
| 1354 | int ring, err; |
| 1355 | |
| 1356 | clear_bit(__QLCNIC_DEV_UP, &adapter->state); |
| 1357 | if (adapter->ahw->diag_test == QLCNIC_INTERRUPT_TEST) { |
| 1358 | for (ring = 0; ring < adapter->max_sds_rings; ring++) { |
| 1359 | sds_ring = &adapter->recv_ctx->sds_rings[ring]; |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 1360 | qlcnic_83xx_disable_intr(adapter, sds_ring); |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1361 | } |
| 1362 | } |
| 1363 | |
| 1364 | qlcnic_fw_destroy_ctx(adapter); |
| 1365 | qlcnic_detach(adapter); |
| 1366 | |
| 1367 | if (adapter->ahw->diag_test == QLCNIC_LOOPBACK_TEST) { |
Rajesh Borundia | d1a1105 | 2013-04-19 07:01:13 +0000 | [diff] [blame] | 1368 | if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) { |
| 1369 | err = qlcnic_83xx_setup_mbx_intr(adapter); |
| 1370 | if (err) { |
| 1371 | dev_err(&adapter->pdev->dev, |
| 1372 | "%s: failed to setup mbx interrupt\n", |
| 1373 | __func__); |
| 1374 | goto out; |
| 1375 | } |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1376 | } |
| 1377 | } |
| 1378 | adapter->ahw->diag_test = 0; |
| 1379 | adapter->max_sds_rings = max_sds_rings; |
| 1380 | |
| 1381 | if (qlcnic_attach(adapter)) |
| 1382 | goto out; |
| 1383 | |
| 1384 | if (netif_running(netdev)) |
| 1385 | __qlcnic_up(adapter, netdev); |
| 1386 | out: |
| 1387 | netif_device_attach(netdev); |
| 1388 | } |
| 1389 | |
Sony Chacko | 319ecf1 | 2013-01-01 03:20:22 +0000 | [diff] [blame] | 1390 | int qlcnic_83xx_config_led(struct qlcnic_adapter *adapter, u32 state, |
| 1391 | u32 beacon) |
| 1392 | { |
| 1393 | struct qlcnic_cmd_args cmd; |
| 1394 | u32 mbx_in; |
| 1395 | int i, status = 0; |
| 1396 | |
| 1397 | if (state) { |
| 1398 | /* Get LED configuration */ |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1399 | status = qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1400 | QLCNIC_CMD_GET_LED_CONFIG); |
| 1401 | if (status) |
| 1402 | return status; |
| 1403 | |
Sony Chacko | 319ecf1 | 2013-01-01 03:20:22 +0000 | [diff] [blame] | 1404 | status = qlcnic_issue_cmd(adapter, &cmd); |
| 1405 | if (status) { |
| 1406 | dev_err(&adapter->pdev->dev, |
| 1407 | "Get led config failed.\n"); |
| 1408 | goto mbx_err; |
| 1409 | } else { |
| 1410 | for (i = 0; i < 4; i++) |
| 1411 | adapter->ahw->mbox_reg[i] = cmd.rsp.arg[i+1]; |
| 1412 | } |
| 1413 | qlcnic_free_mbx_args(&cmd); |
| 1414 | /* Set LED Configuration */ |
| 1415 | mbx_in = (LSW(QLC_83XX_LED_CONFIG) << 16) | |
| 1416 | LSW(QLC_83XX_LED_CONFIG); |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1417 | status = qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1418 | QLCNIC_CMD_SET_LED_CONFIG); |
| 1419 | if (status) |
| 1420 | return status; |
| 1421 | |
Sony Chacko | 319ecf1 | 2013-01-01 03:20:22 +0000 | [diff] [blame] | 1422 | cmd.req.arg[1] = mbx_in; |
| 1423 | cmd.req.arg[2] = mbx_in; |
| 1424 | cmd.req.arg[3] = mbx_in; |
| 1425 | if (beacon) |
| 1426 | cmd.req.arg[4] = QLC_83XX_ENABLE_BEACON; |
| 1427 | status = qlcnic_issue_cmd(adapter, &cmd); |
| 1428 | if (status) { |
| 1429 | dev_err(&adapter->pdev->dev, |
| 1430 | "Set led config failed.\n"); |
| 1431 | } |
| 1432 | mbx_err: |
| 1433 | qlcnic_free_mbx_args(&cmd); |
| 1434 | return status; |
| 1435 | |
| 1436 | } else { |
| 1437 | /* Restoring default LED configuration */ |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1438 | status = qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1439 | QLCNIC_CMD_SET_LED_CONFIG); |
| 1440 | if (status) |
| 1441 | return status; |
| 1442 | |
Sony Chacko | 319ecf1 | 2013-01-01 03:20:22 +0000 | [diff] [blame] | 1443 | cmd.req.arg[1] = adapter->ahw->mbox_reg[0]; |
| 1444 | cmd.req.arg[2] = adapter->ahw->mbox_reg[1]; |
| 1445 | cmd.req.arg[3] = adapter->ahw->mbox_reg[2]; |
| 1446 | if (beacon) |
| 1447 | cmd.req.arg[4] = adapter->ahw->mbox_reg[3]; |
| 1448 | status = qlcnic_issue_cmd(adapter, &cmd); |
| 1449 | if (status) |
| 1450 | dev_err(&adapter->pdev->dev, |
| 1451 | "Restoring led config failed.\n"); |
| 1452 | qlcnic_free_mbx_args(&cmd); |
| 1453 | return status; |
| 1454 | } |
| 1455 | } |
| 1456 | |
Himanshu Madhani | d16951d | 2013-03-08 09:53:50 +0000 | [diff] [blame] | 1457 | int qlcnic_83xx_set_led(struct net_device *netdev, |
| 1458 | enum ethtool_phys_id_state state) |
| 1459 | { |
| 1460 | struct qlcnic_adapter *adapter = netdev_priv(netdev); |
| 1461 | int err = -EIO, active = 1; |
| 1462 | |
| 1463 | if (adapter->ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { |
| 1464 | netdev_warn(netdev, |
| 1465 | "LED test is not supported in non-privileged mode\n"); |
| 1466 | return -EOPNOTSUPP; |
| 1467 | } |
| 1468 | |
| 1469 | switch (state) { |
| 1470 | case ETHTOOL_ID_ACTIVE: |
| 1471 | if (test_and_set_bit(__QLCNIC_LED_ENABLE, &adapter->state)) |
| 1472 | return -EBUSY; |
| 1473 | |
| 1474 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) |
| 1475 | break; |
| 1476 | |
| 1477 | err = qlcnic_83xx_config_led(adapter, active, 0); |
| 1478 | if (err) |
| 1479 | netdev_err(netdev, "Failed to set LED blink state\n"); |
| 1480 | break; |
| 1481 | case ETHTOOL_ID_INACTIVE: |
| 1482 | active = 0; |
| 1483 | |
| 1484 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) |
| 1485 | break; |
| 1486 | |
| 1487 | err = qlcnic_83xx_config_led(adapter, active, 0); |
| 1488 | if (err) |
| 1489 | netdev_err(netdev, "Failed to reset LED blink state\n"); |
| 1490 | break; |
| 1491 | |
| 1492 | default: |
| 1493 | return -EINVAL; |
| 1494 | } |
| 1495 | |
| 1496 | if (!active || err) |
| 1497 | clear_bit(__QLCNIC_LED_ENABLE, &adapter->state); |
| 1498 | |
| 1499 | return err; |
| 1500 | } |
| 1501 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1502 | void qlcnic_83xx_register_nic_idc_func(struct qlcnic_adapter *adapter, |
| 1503 | int enable) |
| 1504 | { |
| 1505 | struct qlcnic_cmd_args cmd; |
| 1506 | int status; |
| 1507 | |
Rajesh Borundia | f846833 | 2013-03-29 05:46:34 +0000 | [diff] [blame] | 1508 | if (qlcnic_sriov_vf_check(adapter)) |
| 1509 | return; |
| 1510 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1511 | if (enable) { |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1512 | status = qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1513 | QLCNIC_CMD_INIT_NIC_FUNC); |
| 1514 | if (status) |
| 1515 | return; |
| 1516 | |
Himanshu Madhani | d5fcff0 | 2013-02-09 09:29:48 +0000 | [diff] [blame] | 1517 | cmd.req.arg[1] = BIT_0 | BIT_31; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1518 | } else { |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1519 | status = qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1520 | QLCNIC_CMD_STOP_NIC_FUNC); |
| 1521 | if (status) |
| 1522 | return; |
| 1523 | |
Himanshu Madhani | d5fcff0 | 2013-02-09 09:29:48 +0000 | [diff] [blame] | 1524 | cmd.req.arg[1] = BIT_0 | BIT_31; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1525 | } |
| 1526 | status = qlcnic_issue_cmd(adapter, &cmd); |
| 1527 | if (status) |
| 1528 | dev_err(&adapter->pdev->dev, |
| 1529 | "Failed to %s in NIC IDC function event.\n", |
| 1530 | (enable ? "register" : "unregister")); |
| 1531 | |
| 1532 | qlcnic_free_mbx_args(&cmd); |
| 1533 | } |
| 1534 | |
| 1535 | int qlcnic_83xx_set_port_config(struct qlcnic_adapter *adapter) |
| 1536 | { |
| 1537 | struct qlcnic_cmd_args cmd; |
| 1538 | int err; |
| 1539 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1540 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_PORT_CONFIG); |
| 1541 | if (err) |
| 1542 | return err; |
| 1543 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1544 | cmd.req.arg[1] = adapter->ahw->port_config; |
| 1545 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1546 | if (err) |
| 1547 | dev_info(&adapter->pdev->dev, "Set Port Config failed.\n"); |
| 1548 | qlcnic_free_mbx_args(&cmd); |
| 1549 | return err; |
| 1550 | } |
| 1551 | |
| 1552 | int qlcnic_83xx_get_port_config(struct qlcnic_adapter *adapter) |
| 1553 | { |
| 1554 | struct qlcnic_cmd_args cmd; |
| 1555 | int err; |
| 1556 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1557 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_PORT_CONFIG); |
| 1558 | if (err) |
| 1559 | return err; |
| 1560 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1561 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1562 | if (err) |
| 1563 | dev_info(&adapter->pdev->dev, "Get Port config failed\n"); |
| 1564 | else |
| 1565 | adapter->ahw->port_config = cmd.rsp.arg[1]; |
| 1566 | qlcnic_free_mbx_args(&cmd); |
| 1567 | return err; |
| 1568 | } |
| 1569 | |
| 1570 | int qlcnic_83xx_setup_link_event(struct qlcnic_adapter *adapter, int enable) |
| 1571 | { |
| 1572 | int err; |
| 1573 | u32 temp; |
| 1574 | struct qlcnic_cmd_args cmd; |
| 1575 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1576 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_LINK_EVENT); |
| 1577 | if (err) |
| 1578 | return err; |
| 1579 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1580 | temp = adapter->recv_ctx->context_id << 16; |
| 1581 | cmd.req.arg[1] = (enable ? 1 : 0) | BIT_8 | temp; |
| 1582 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1583 | if (err) |
| 1584 | dev_info(&adapter->pdev->dev, |
| 1585 | "Setup linkevent mailbox failed\n"); |
| 1586 | qlcnic_free_mbx_args(&cmd); |
| 1587 | return err; |
| 1588 | } |
| 1589 | |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1590 | static void qlcnic_83xx_set_interface_id_promisc(struct qlcnic_adapter *adapter, |
| 1591 | u32 *interface_id) |
| 1592 | { |
| 1593 | if (qlcnic_sriov_pf_check(adapter)) { |
| 1594 | qlcnic_pf_set_interface_id_promisc(adapter, interface_id); |
| 1595 | } else { |
| 1596 | if (!qlcnic_sriov_vf_check(adapter)) |
| 1597 | *interface_id = adapter->recv_ctx->context_id << 16; |
| 1598 | } |
| 1599 | } |
| 1600 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1601 | int qlcnic_83xx_nic_set_promisc(struct qlcnic_adapter *adapter, u32 mode) |
| 1602 | { |
| 1603 | int err; |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1604 | u32 temp = 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1605 | struct qlcnic_cmd_args cmd; |
| 1606 | |
| 1607 | if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED) |
| 1608 | return -EIO; |
| 1609 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1610 | err = qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1611 | QLCNIC_CMD_CONFIGURE_MAC_RX_MODE); |
| 1612 | if (err) |
| 1613 | return err; |
| 1614 | |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1615 | qlcnic_83xx_set_interface_id_promisc(adapter, &temp); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1616 | cmd.req.arg[1] = (mode ? 1 : 0) | temp; |
| 1617 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1618 | if (err) |
| 1619 | dev_info(&adapter->pdev->dev, |
| 1620 | "Promiscous mode config failed\n"); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1621 | |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1622 | qlcnic_free_mbx_args(&cmd); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1623 | return err; |
| 1624 | } |
| 1625 | |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1626 | int qlcnic_83xx_loopback_test(struct net_device *netdev, u8 mode) |
| 1627 | { |
| 1628 | struct qlcnic_adapter *adapter = netdev_priv(netdev); |
| 1629 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 1630 | int ret = 0, loop = 0, max_sds_rings = adapter->max_sds_rings; |
| 1631 | |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1632 | if (ahw->op_mode == QLCNIC_NON_PRIV_FUNC) { |
Sony Chacko | 4690a7e | 2013-05-23 21:04:31 +0000 | [diff] [blame] | 1633 | netdev_warn(netdev, |
| 1634 | "Loopback test not supported in non privileged mode\n"); |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1635 | return ret; |
| 1636 | } |
| 1637 | |
Sony Chacko | 4690a7e | 2013-05-23 21:04:31 +0000 | [diff] [blame] | 1638 | if (test_bit(__QLCNIC_RESETTING, &adapter->state)) { |
| 1639 | netdev_info(netdev, "Device is resetting\n"); |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1640 | return -EBUSY; |
Sony Chacko | 4690a7e | 2013-05-23 21:04:31 +0000 | [diff] [blame] | 1641 | } |
| 1642 | |
| 1643 | if (qlcnic_get_diag_lock(adapter)) { |
| 1644 | netdev_info(netdev, "Device is in diagnostics mode\n"); |
| 1645 | return -EBUSY; |
| 1646 | } |
| 1647 | |
| 1648 | netdev_info(netdev, "%s loopback test in progress\n", |
| 1649 | mode == QLCNIC_ILB_MODE ? "internal" : "external"); |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1650 | |
Manish Chopra | 13a82b4 | 2013-05-09 09:25:14 +0000 | [diff] [blame] | 1651 | ret = qlcnic_83xx_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST, |
| 1652 | max_sds_rings); |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1653 | if (ret) |
| 1654 | goto fail_diag_alloc; |
| 1655 | |
| 1656 | ret = qlcnic_83xx_set_lb_mode(adapter, mode); |
| 1657 | if (ret) |
| 1658 | goto free_diag_res; |
| 1659 | |
| 1660 | /* Poll for link up event before running traffic */ |
| 1661 | do { |
| 1662 | msleep(500); |
Rajesh Borundia | d1a1105 | 2013-04-19 07:01:13 +0000 | [diff] [blame] | 1663 | if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) |
| 1664 | qlcnic_83xx_process_aen(adapter); |
| 1665 | |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1666 | if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) { |
| 1667 | dev_info(&adapter->pdev->dev, |
| 1668 | "Firmware didn't sent link up event to loopback request\n"); |
| 1669 | ret = -QLCNIC_FW_NOT_RESPOND; |
| 1670 | qlcnic_83xx_clear_lb_mode(adapter, mode); |
| 1671 | goto free_diag_res; |
| 1672 | } |
| 1673 | } while ((adapter->ahw->linkup && ahw->has_link_events) != 1); |
| 1674 | |
Jitendra Kalsaria | a4325ea | 2013-04-18 08:10:04 +0000 | [diff] [blame] | 1675 | /* Make sure carrier is off and queue is stopped during loopback */ |
| 1676 | if (netif_running(netdev)) { |
| 1677 | netif_carrier_off(netdev); |
| 1678 | netif_stop_queue(netdev); |
| 1679 | } |
| 1680 | |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1681 | ret = qlcnic_do_lb_test(adapter, mode); |
| 1682 | |
| 1683 | qlcnic_83xx_clear_lb_mode(adapter, mode); |
| 1684 | |
| 1685 | free_diag_res: |
| 1686 | qlcnic_83xx_diag_free_res(netdev, max_sds_rings); |
| 1687 | |
| 1688 | fail_diag_alloc: |
| 1689 | adapter->max_sds_rings = max_sds_rings; |
Sony Chacko | 4690a7e | 2013-05-23 21:04:31 +0000 | [diff] [blame] | 1690 | qlcnic_release_diag_lock(adapter); |
Jitendra Kalsaria | ba4468db | 2013-02-09 09:29:51 +0000 | [diff] [blame] | 1691 | return ret; |
| 1692 | } |
| 1693 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1694 | int qlcnic_83xx_set_lb_mode(struct qlcnic_adapter *adapter, u8 mode) |
| 1695 | { |
| 1696 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1697 | int status = 0, loop = 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1698 | u32 config; |
| 1699 | |
| 1700 | status = qlcnic_83xx_get_port_config(adapter); |
| 1701 | if (status) |
| 1702 | return status; |
| 1703 | |
| 1704 | config = ahw->port_config; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1705 | set_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1706 | |
| 1707 | if (mode == QLCNIC_ILB_MODE) |
| 1708 | ahw->port_config |= QLC_83XX_CFG_LOOPBACK_HSS; |
| 1709 | if (mode == QLCNIC_ELB_MODE) |
| 1710 | ahw->port_config |= QLC_83XX_CFG_LOOPBACK_EXT; |
| 1711 | |
| 1712 | status = qlcnic_83xx_set_port_config(adapter); |
| 1713 | if (status) { |
| 1714 | dev_err(&adapter->pdev->dev, |
| 1715 | "Failed to Set Loopback Mode = 0x%x.\n", |
| 1716 | ahw->port_config); |
| 1717 | ahw->port_config = config; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1718 | clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1719 | return status; |
| 1720 | } |
| 1721 | |
Jitendra Kalsaria | 9a05f92 | 2013-02-09 09:29:53 +0000 | [diff] [blame] | 1722 | /* Wait for Link and IDC Completion AEN */ |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1723 | do { |
| 1724 | msleep(300); |
Rajesh Borundia | d1a1105 | 2013-04-19 07:01:13 +0000 | [diff] [blame] | 1725 | if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) |
| 1726 | qlcnic_83xx_process_aen(adapter); |
| 1727 | |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1728 | if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) { |
| 1729 | dev_err(&adapter->pdev->dev, |
| 1730 | "FW did not generate IDC completion AEN\n"); |
| 1731 | clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
Jitendra Kalsaria | 9a05f92 | 2013-02-09 09:29:53 +0000 | [diff] [blame] | 1732 | qlcnic_83xx_clear_lb_mode(adapter, mode); |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1733 | return -EIO; |
| 1734 | } |
| 1735 | } while (test_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status)); |
| 1736 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1737 | qlcnic_sre_macaddr_change(adapter, adapter->mac_addr, 0, |
| 1738 | QLCNIC_MAC_ADD); |
| 1739 | return status; |
| 1740 | } |
| 1741 | |
| 1742 | int qlcnic_83xx_clear_lb_mode(struct qlcnic_adapter *adapter, u8 mode) |
| 1743 | { |
| 1744 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1745 | int status = 0, loop = 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1746 | u32 config = ahw->port_config; |
| 1747 | |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1748 | set_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1749 | if (mode == QLCNIC_ILB_MODE) |
| 1750 | ahw->port_config &= ~QLC_83XX_CFG_LOOPBACK_HSS; |
| 1751 | if (mode == QLCNIC_ELB_MODE) |
| 1752 | ahw->port_config &= ~QLC_83XX_CFG_LOOPBACK_EXT; |
| 1753 | |
| 1754 | status = qlcnic_83xx_set_port_config(adapter); |
| 1755 | if (status) { |
| 1756 | dev_err(&adapter->pdev->dev, |
| 1757 | "Failed to Clear Loopback Mode = 0x%x.\n", |
| 1758 | ahw->port_config); |
| 1759 | ahw->port_config = config; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1760 | clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1761 | return status; |
| 1762 | } |
| 1763 | |
Jitendra Kalsaria | 9a05f92 | 2013-02-09 09:29:53 +0000 | [diff] [blame] | 1764 | /* Wait for Link and IDC Completion AEN */ |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1765 | do { |
| 1766 | msleep(300); |
Rajesh Borundia | d1a1105 | 2013-04-19 07:01:13 +0000 | [diff] [blame] | 1767 | if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) |
| 1768 | qlcnic_83xx_process_aen(adapter); |
| 1769 | |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 1770 | if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) { |
| 1771 | dev_err(&adapter->pdev->dev, |
| 1772 | "Firmware didn't sent IDC completion AEN\n"); |
| 1773 | clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
| 1774 | return -EIO; |
| 1775 | } |
| 1776 | } while (test_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status)); |
| 1777 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1778 | qlcnic_sre_macaddr_change(adapter, adapter->mac_addr, 0, |
| 1779 | QLCNIC_MAC_DEL); |
| 1780 | return status; |
| 1781 | } |
| 1782 | |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1783 | static void qlcnic_83xx_set_interface_id_ipaddr(struct qlcnic_adapter *adapter, |
| 1784 | u32 *interface_id) |
| 1785 | { |
| 1786 | if (qlcnic_sriov_pf_check(adapter)) { |
| 1787 | qlcnic_pf_set_interface_id_ipaddr(adapter, interface_id); |
| 1788 | } else { |
| 1789 | if (!qlcnic_sriov_vf_check(adapter)) |
| 1790 | *interface_id = adapter->recv_ctx->context_id << 16; |
| 1791 | } |
| 1792 | } |
| 1793 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1794 | void qlcnic_83xx_config_ipaddr(struct qlcnic_adapter *adapter, __be32 ip, |
| 1795 | int mode) |
| 1796 | { |
| 1797 | int err; |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1798 | u32 temp = 0, temp_ip; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1799 | struct qlcnic_cmd_args cmd; |
| 1800 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1801 | err = qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1802 | QLCNIC_CMD_CONFIGURE_IP_ADDR); |
| 1803 | if (err) |
| 1804 | return; |
| 1805 | |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1806 | qlcnic_83xx_set_interface_id_ipaddr(adapter, &temp); |
| 1807 | |
| 1808 | if (mode == QLCNIC_IP_UP) |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1809 | cmd.req.arg[1] = 1 | temp; |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1810 | else |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1811 | cmd.req.arg[1] = 2 | temp; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1812 | |
Manish chopra | 283c1c6 | 2013-01-30 12:47:15 +0000 | [diff] [blame] | 1813 | /* |
| 1814 | * Adapter needs IP address in network byte order. |
| 1815 | * But hardware mailbox registers go through writel(), hence IP address |
| 1816 | * gets swapped on big endian architecture. |
| 1817 | * To negate swapping of writel() on big endian architecture |
| 1818 | * use swab32(value). |
| 1819 | */ |
| 1820 | |
| 1821 | temp_ip = swab32(ntohl(ip)); |
| 1822 | memcpy(&cmd.req.arg[2], &temp_ip, sizeof(u32)); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1823 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1824 | if (err != QLCNIC_RCODE_SUCCESS) |
| 1825 | dev_err(&adapter->netdev->dev, |
| 1826 | "could not notify %s IP 0x%x request\n", |
| 1827 | (mode == QLCNIC_IP_UP) ? "Add" : "Remove", ip); |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1828 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1829 | qlcnic_free_mbx_args(&cmd); |
| 1830 | } |
| 1831 | |
| 1832 | int qlcnic_83xx_config_hw_lro(struct qlcnic_adapter *adapter, int mode) |
| 1833 | { |
| 1834 | int err; |
| 1835 | u32 temp, arg1; |
| 1836 | struct qlcnic_cmd_args cmd; |
Manish chopra | 283c1c6 | 2013-01-30 12:47:15 +0000 | [diff] [blame] | 1837 | int lro_bit_mask; |
| 1838 | |
| 1839 | lro_bit_mask = (mode ? (BIT_0 | BIT_1 | BIT_2 | BIT_3) : 0); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1840 | |
| 1841 | if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED) |
| 1842 | return 0; |
| 1843 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1844 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_HW_LRO); |
| 1845 | if (err) |
| 1846 | return err; |
| 1847 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1848 | temp = adapter->recv_ctx->context_id << 16; |
Manish chopra | 283c1c6 | 2013-01-30 12:47:15 +0000 | [diff] [blame] | 1849 | arg1 = lro_bit_mask | temp; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1850 | cmd.req.arg[1] = arg1; |
| 1851 | |
| 1852 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1853 | if (err) |
| 1854 | dev_info(&adapter->pdev->dev, "LRO config failed\n"); |
| 1855 | qlcnic_free_mbx_args(&cmd); |
| 1856 | |
| 1857 | return err; |
| 1858 | } |
| 1859 | |
| 1860 | int qlcnic_83xx_config_rss(struct qlcnic_adapter *adapter, int enable) |
| 1861 | { |
| 1862 | int err; |
| 1863 | u32 word; |
| 1864 | struct qlcnic_cmd_args cmd; |
| 1865 | const u64 key[] = { 0xbeac01fa6a42b73bULL, 0x8030f20c77cb2da3ULL, |
| 1866 | 0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL, |
| 1867 | 0x255b0ec26d5a56daULL }; |
| 1868 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1869 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_RSS); |
| 1870 | if (err) |
| 1871 | return err; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1872 | /* |
| 1873 | * RSS request: |
| 1874 | * bits 3-0: Rsvd |
| 1875 | * 5-4: hash_type_ipv4 |
| 1876 | * 7-6: hash_type_ipv6 |
| 1877 | * 8: enable |
| 1878 | * 9: use indirection table |
| 1879 | * 16-31: indirection table mask |
| 1880 | */ |
| 1881 | word = ((u32)(RSS_HASHTYPE_IP_TCP & 0x3) << 4) | |
| 1882 | ((u32)(RSS_HASHTYPE_IP_TCP & 0x3) << 6) | |
| 1883 | ((u32)(enable & 0x1) << 8) | |
| 1884 | ((0x7ULL) << 16); |
| 1885 | cmd.req.arg[1] = (adapter->recv_ctx->context_id); |
| 1886 | cmd.req.arg[2] = word; |
| 1887 | memcpy(&cmd.req.arg[4], key, sizeof(key)); |
| 1888 | |
| 1889 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1890 | |
| 1891 | if (err) |
| 1892 | dev_info(&adapter->pdev->dev, "RSS config failed\n"); |
| 1893 | qlcnic_free_mbx_args(&cmd); |
| 1894 | |
| 1895 | return err; |
| 1896 | |
| 1897 | } |
| 1898 | |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1899 | static void qlcnic_83xx_set_interface_id_macaddr(struct qlcnic_adapter *adapter, |
| 1900 | u32 *interface_id) |
| 1901 | { |
| 1902 | if (qlcnic_sriov_pf_check(adapter)) { |
| 1903 | qlcnic_pf_set_interface_id_macaddr(adapter, interface_id); |
| 1904 | } else { |
| 1905 | if (!qlcnic_sriov_vf_check(adapter)) |
| 1906 | *interface_id = adapter->recv_ctx->context_id << 16; |
| 1907 | } |
| 1908 | } |
| 1909 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1910 | int qlcnic_83xx_sre_macaddr_change(struct qlcnic_adapter *adapter, u8 *addr, |
Rajesh Borundia | f80bc8f | 2013-04-19 07:01:08 +0000 | [diff] [blame] | 1911 | u16 vlan_id, u8 op) |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1912 | { |
| 1913 | int err; |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1914 | u32 *buf, temp = 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1915 | struct qlcnic_cmd_args cmd; |
| 1916 | struct qlcnic_macvlan_mbx mv; |
| 1917 | |
| 1918 | if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED) |
| 1919 | return -EIO; |
| 1920 | |
| 1921 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_MAC_VLAN); |
| 1922 | if (err) |
| 1923 | return err; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1924 | |
Rajesh Borundia | 91b7282 | 2013-04-19 07:01:12 +0000 | [diff] [blame] | 1925 | if (vlan_id) |
| 1926 | op = (op == QLCNIC_MAC_ADD || op == QLCNIC_MAC_VLAN_ADD) ? |
| 1927 | QLCNIC_MAC_VLAN_ADD : QLCNIC_MAC_VLAN_DEL; |
| 1928 | |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 1929 | cmd.req.arg[1] = op | (1 << 8); |
| 1930 | qlcnic_83xx_set_interface_id_macaddr(adapter, &temp); |
| 1931 | cmd.req.arg[1] |= temp; |
Rajesh Borundia | f80bc8f | 2013-04-19 07:01:08 +0000 | [diff] [blame] | 1932 | mv.vlan = vlan_id; |
Shahed Shaikh | a96227e | 2013-03-08 09:53:49 +0000 | [diff] [blame] | 1933 | mv.mac_addr0 = addr[0]; |
| 1934 | mv.mac_addr1 = addr[1]; |
| 1935 | mv.mac_addr2 = addr[2]; |
| 1936 | mv.mac_addr3 = addr[3]; |
| 1937 | mv.mac_addr4 = addr[4]; |
| 1938 | mv.mac_addr5 = addr[5]; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1939 | buf = &cmd.req.arg[2]; |
| 1940 | memcpy(buf, &mv, sizeof(struct qlcnic_macvlan_mbx)); |
| 1941 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1942 | if (err) |
| 1943 | dev_err(&adapter->pdev->dev, |
| 1944 | "MAC-VLAN %s to CAM failed, err=%d.\n", |
| 1945 | ((op == 1) ? "add " : "delete "), err); |
| 1946 | qlcnic_free_mbx_args(&cmd); |
| 1947 | return err; |
| 1948 | } |
| 1949 | |
| 1950 | void qlcnic_83xx_change_l2_filter(struct qlcnic_adapter *adapter, u64 *addr, |
Rajesh Borundia | f80bc8f | 2013-04-19 07:01:08 +0000 | [diff] [blame] | 1951 | u16 vlan_id) |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1952 | { |
| 1953 | u8 mac[ETH_ALEN]; |
| 1954 | memcpy(&mac, addr, ETH_ALEN); |
| 1955 | qlcnic_83xx_sre_macaddr_change(adapter, mac, vlan_id, QLCNIC_MAC_ADD); |
| 1956 | } |
| 1957 | |
| 1958 | void qlcnic_83xx_configure_mac(struct qlcnic_adapter *adapter, u8 *mac, |
| 1959 | u8 type, struct qlcnic_cmd_args *cmd) |
| 1960 | { |
| 1961 | switch (type) { |
| 1962 | case QLCNIC_SET_STATION_MAC: |
| 1963 | case QLCNIC_SET_FAC_DEF_MAC: |
| 1964 | memcpy(&cmd->req.arg[2], mac, sizeof(u32)); |
| 1965 | memcpy(&cmd->req.arg[3], &mac[4], sizeof(u16)); |
| 1966 | break; |
| 1967 | } |
| 1968 | cmd->req.arg[1] = type; |
| 1969 | } |
| 1970 | |
| 1971 | int qlcnic_83xx_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac) |
| 1972 | { |
| 1973 | int err, i; |
| 1974 | struct qlcnic_cmd_args cmd; |
| 1975 | u32 mac_low, mac_high; |
| 1976 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 1977 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_MAC_ADDRESS); |
| 1978 | if (err) |
| 1979 | return err; |
| 1980 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1981 | qlcnic_83xx_configure_mac(adapter, mac, QLCNIC_GET_CURRENT_MAC, &cmd); |
| 1982 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1983 | |
| 1984 | if (err == QLCNIC_RCODE_SUCCESS) { |
| 1985 | mac_low = cmd.rsp.arg[1]; |
| 1986 | mac_high = cmd.rsp.arg[2]; |
| 1987 | |
| 1988 | for (i = 0; i < 2; i++) |
| 1989 | mac[i] = (u8) (mac_high >> ((1 - i) * 8)); |
| 1990 | for (i = 2; i < 6; i++) |
| 1991 | mac[i] = (u8) (mac_low >> ((5 - i) * 8)); |
| 1992 | } else { |
| 1993 | dev_err(&adapter->pdev->dev, "Failed to get mac address%d\n", |
| 1994 | err); |
| 1995 | err = -EIO; |
| 1996 | } |
| 1997 | qlcnic_free_mbx_args(&cmd); |
| 1998 | return err; |
| 1999 | } |
| 2000 | |
| 2001 | void qlcnic_83xx_config_intr_coal(struct qlcnic_adapter *adapter) |
| 2002 | { |
| 2003 | int err; |
Himanshu Madhani | be273dc | 2013-04-24 12:42:42 +0000 | [diff] [blame] | 2004 | u16 temp; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2005 | struct qlcnic_cmd_args cmd; |
| 2006 | struct qlcnic_nic_intr_coalesce *coal = &adapter->ahw->coal; |
| 2007 | |
| 2008 | if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED) |
| 2009 | return; |
| 2010 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 2011 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_INTR_COAL); |
| 2012 | if (err) |
| 2013 | return; |
| 2014 | |
Himanshu Madhani | be273dc | 2013-04-24 12:42:42 +0000 | [diff] [blame] | 2015 | if (coal->type == QLCNIC_INTR_COAL_TYPE_RX) { |
| 2016 | temp = adapter->recv_ctx->context_id; |
| 2017 | cmd.req.arg[1] = QLCNIC_INTR_COAL_TYPE_RX | temp << 16; |
| 2018 | temp = coal->rx_time_us; |
| 2019 | cmd.req.arg[2] = coal->rx_packets | temp << 16; |
| 2020 | } else if (coal->type == QLCNIC_INTR_COAL_TYPE_TX) { |
| 2021 | temp = adapter->tx_ring->ctx_id; |
| 2022 | cmd.req.arg[1] = QLCNIC_INTR_COAL_TYPE_TX | temp << 16; |
| 2023 | temp = coal->tx_time_us; |
| 2024 | cmd.req.arg[2] = coal->tx_packets | temp << 16; |
| 2025 | } |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2026 | cmd.req.arg[3] = coal->flag; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2027 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 2028 | if (err != QLCNIC_RCODE_SUCCESS) |
| 2029 | dev_info(&adapter->pdev->dev, |
| 2030 | "Failed to send interrupt coalescence parameters\n"); |
| 2031 | qlcnic_free_mbx_args(&cmd); |
| 2032 | } |
| 2033 | |
| 2034 | static void qlcnic_83xx_handle_link_aen(struct qlcnic_adapter *adapter, |
| 2035 | u32 data[]) |
| 2036 | { |
| 2037 | u8 link_status, duplex; |
| 2038 | /* link speed */ |
| 2039 | link_status = LSB(data[3]) & 1; |
| 2040 | adapter->ahw->link_speed = MSW(data[2]); |
| 2041 | adapter->ahw->link_autoneg = MSB(MSW(data[3])); |
| 2042 | adapter->ahw->module_type = MSB(LSW(data[3])); |
| 2043 | duplex = LSB(MSW(data[3])); |
| 2044 | if (duplex) |
| 2045 | adapter->ahw->link_duplex = DUPLEX_FULL; |
| 2046 | else |
| 2047 | adapter->ahw->link_duplex = DUPLEX_HALF; |
| 2048 | adapter->ahw->has_link_events = 1; |
| 2049 | qlcnic_advert_link_change(adapter, link_status); |
| 2050 | } |
| 2051 | |
| 2052 | irqreturn_t qlcnic_83xx_handle_aen(int irq, void *data) |
| 2053 | { |
| 2054 | struct qlcnic_adapter *adapter = data; |
Jitendra Kalsaria | 483202d | 2013-02-09 09:29:50 +0000 | [diff] [blame] | 2055 | unsigned long flags; |
| 2056 | u32 mask, resp, event; |
| 2057 | |
| 2058 | spin_lock_irqsave(&adapter->ahw->mbx_lock, flags); |
| 2059 | resp = QLCRDX(adapter->ahw, QLCNIC_FW_MBX_CTRL); |
| 2060 | if (!(resp & QLCNIC_SET_OWNER)) |
| 2061 | goto out; |
Himanshu Madhani | ac16670 | 2013-02-18 12:06:15 +0000 | [diff] [blame] | 2062 | |
Jitendra Kalsaria | 483202d | 2013-02-09 09:29:50 +0000 | [diff] [blame] | 2063 | event = readl(QLCNIC_MBX_FW(adapter->ahw, 0)); |
| 2064 | if (event & QLCNIC_MBX_ASYNC_EVENT) |
Rajesh Borundia | d1a1105 | 2013-04-19 07:01:13 +0000 | [diff] [blame] | 2065 | __qlcnic_83xx_process_aen(adapter); |
Jitendra Kalsaria | 483202d | 2013-02-09 09:29:50 +0000 | [diff] [blame] | 2066 | out: |
| 2067 | mask = QLCRDX(adapter->ahw, QLCNIC_DEF_INT_MASK); |
| 2068 | writel(0, adapter->ahw->pci_base0 + mask); |
| 2069 | spin_unlock_irqrestore(&adapter->ahw->mbx_lock, flags); |
| 2070 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2071 | return IRQ_HANDLED; |
| 2072 | } |
| 2073 | |
| 2074 | int qlcnic_enable_eswitch(struct qlcnic_adapter *adapter, u8 port, u8 enable) |
| 2075 | { |
| 2076 | int err = -EIO; |
| 2077 | struct qlcnic_cmd_args cmd; |
| 2078 | |
| 2079 | if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { |
| 2080 | dev_err(&adapter->pdev->dev, |
| 2081 | "%s: Error, invoked by non management func\n", |
| 2082 | __func__); |
| 2083 | return err; |
| 2084 | } |
| 2085 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 2086 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_TOGGLE_ESWITCH); |
| 2087 | if (err) |
| 2088 | return err; |
| 2089 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2090 | cmd.req.arg[1] = (port & 0xf) | BIT_4; |
| 2091 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 2092 | |
| 2093 | if (err != QLCNIC_RCODE_SUCCESS) { |
| 2094 | dev_err(&adapter->pdev->dev, "Failed to enable eswitch%d\n", |
| 2095 | err); |
| 2096 | err = -EIO; |
| 2097 | } |
| 2098 | qlcnic_free_mbx_args(&cmd); |
| 2099 | |
| 2100 | return err; |
| 2101 | |
| 2102 | } |
| 2103 | |
| 2104 | int qlcnic_83xx_set_nic_info(struct qlcnic_adapter *adapter, |
| 2105 | struct qlcnic_info *nic) |
| 2106 | { |
| 2107 | int i, err = -EIO; |
| 2108 | struct qlcnic_cmd_args cmd; |
| 2109 | |
| 2110 | if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { |
| 2111 | dev_err(&adapter->pdev->dev, |
| 2112 | "%s: Error, invoked by non management func\n", |
| 2113 | __func__); |
| 2114 | return err; |
| 2115 | } |
| 2116 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 2117 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO); |
| 2118 | if (err) |
| 2119 | return err; |
| 2120 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2121 | cmd.req.arg[1] = (nic->pci_func << 16); |
| 2122 | cmd.req.arg[2] = 0x1 << 16; |
| 2123 | cmd.req.arg[3] = nic->phys_port | (nic->switch_mode << 16); |
| 2124 | cmd.req.arg[4] = nic->capabilities; |
| 2125 | cmd.req.arg[5] = (nic->max_mac_filters & 0xFF) | ((nic->max_mtu) << 16); |
| 2126 | cmd.req.arg[6] = (nic->max_tx_ques) | ((nic->max_rx_ques) << 16); |
| 2127 | cmd.req.arg[7] = (nic->min_tx_bw) | ((nic->max_tx_bw) << 16); |
| 2128 | for (i = 8; i < 32; i++) |
| 2129 | cmd.req.arg[i] = 0; |
| 2130 | |
| 2131 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 2132 | |
| 2133 | if (err != QLCNIC_RCODE_SUCCESS) { |
| 2134 | dev_err(&adapter->pdev->dev, "Failed to set nic info%d\n", |
| 2135 | err); |
| 2136 | err = -EIO; |
| 2137 | } |
| 2138 | |
| 2139 | qlcnic_free_mbx_args(&cmd); |
| 2140 | |
| 2141 | return err; |
| 2142 | } |
| 2143 | |
| 2144 | int qlcnic_83xx_get_nic_info(struct qlcnic_adapter *adapter, |
| 2145 | struct qlcnic_info *npar_info, u8 func_id) |
| 2146 | { |
| 2147 | int err; |
| 2148 | u32 temp; |
| 2149 | u8 op = 0; |
| 2150 | struct qlcnic_cmd_args cmd; |
| 2151 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 2152 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_NIC_INFO); |
| 2153 | if (err) |
| 2154 | return err; |
| 2155 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2156 | if (func_id != adapter->ahw->pci_func) { |
| 2157 | temp = func_id << 16; |
| 2158 | cmd.req.arg[1] = op | BIT_31 | temp; |
| 2159 | } else { |
| 2160 | cmd.req.arg[1] = adapter->ahw->pci_func << 16; |
| 2161 | } |
| 2162 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 2163 | if (err) { |
| 2164 | dev_info(&adapter->pdev->dev, |
| 2165 | "Failed to get nic info %d\n", err); |
| 2166 | goto out; |
| 2167 | } |
| 2168 | |
| 2169 | npar_info->op_type = cmd.rsp.arg[1]; |
| 2170 | npar_info->pci_func = cmd.rsp.arg[2] & 0xFFFF; |
| 2171 | npar_info->op_mode = (cmd.rsp.arg[2] & 0xFFFF0000) >> 16; |
| 2172 | npar_info->phys_port = cmd.rsp.arg[3] & 0xFFFF; |
| 2173 | npar_info->switch_mode = (cmd.rsp.arg[3] & 0xFFFF0000) >> 16; |
| 2174 | npar_info->capabilities = cmd.rsp.arg[4]; |
| 2175 | npar_info->max_mac_filters = cmd.rsp.arg[5] & 0xFF; |
| 2176 | npar_info->max_mtu = (cmd.rsp.arg[5] & 0xFFFF0000) >> 16; |
| 2177 | npar_info->max_tx_ques = cmd.rsp.arg[6] & 0xFFFF; |
| 2178 | npar_info->max_rx_ques = (cmd.rsp.arg[6] & 0xFFFF0000) >> 16; |
| 2179 | npar_info->min_tx_bw = cmd.rsp.arg[7] & 0xFFFF; |
| 2180 | npar_info->max_tx_bw = (cmd.rsp.arg[7] & 0xFFFF0000) >> 16; |
| 2181 | if (cmd.rsp.arg[8] & 0x1) |
| 2182 | npar_info->max_bw_reg_offset = (cmd.rsp.arg[8] & 0x7FFE) >> 1; |
| 2183 | if (cmd.rsp.arg[8] & 0x10000) { |
| 2184 | temp = (cmd.rsp.arg[8] & 0x7FFE0000) >> 17; |
| 2185 | npar_info->max_linkspeed_reg_offset = temp; |
| 2186 | } |
| 2187 | |
| 2188 | out: |
| 2189 | qlcnic_free_mbx_args(&cmd); |
| 2190 | return err; |
| 2191 | } |
| 2192 | |
| 2193 | int qlcnic_83xx_get_pci_info(struct qlcnic_adapter *adapter, |
| 2194 | struct qlcnic_pci_info *pci_info) |
| 2195 | { |
Manish Chopra | ee9e8b6 | 2013-05-23 21:04:35 +0000 | [diff] [blame] | 2196 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 2197 | struct device *dev = &adapter->pdev->dev; |
| 2198 | struct qlcnic_cmd_args cmd; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2199 | int i, err = 0, j = 0; |
| 2200 | u32 temp; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2201 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 2202 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_PCI_INFO); |
| 2203 | if (err) |
| 2204 | return err; |
| 2205 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2206 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 2207 | |
Manish Chopra | ee9e8b6 | 2013-05-23 21:04:35 +0000 | [diff] [blame] | 2208 | ahw->act_pci_func = 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2209 | if (err == QLCNIC_RCODE_SUCCESS) { |
Manish Chopra | ee9e8b6 | 2013-05-23 21:04:35 +0000 | [diff] [blame] | 2210 | ahw->max_pci_func = cmd.rsp.arg[1] & 0xFF; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2211 | for (i = 2, j = 0; j < QLCNIC_MAX_PCI_FUNC; j++, pci_info++) { |
| 2212 | pci_info->id = cmd.rsp.arg[i] & 0xFFFF; |
| 2213 | pci_info->active = (cmd.rsp.arg[i] & 0xFFFF0000) >> 16; |
| 2214 | i++; |
| 2215 | pci_info->type = cmd.rsp.arg[i] & 0xFFFF; |
| 2216 | if (pci_info->type == QLCNIC_TYPE_NIC) |
Manish Chopra | ee9e8b6 | 2013-05-23 21:04:35 +0000 | [diff] [blame] | 2217 | ahw->act_pci_func++; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2218 | temp = (cmd.rsp.arg[i] & 0xFFFF0000) >> 16; |
| 2219 | pci_info->default_port = temp; |
| 2220 | i++; |
| 2221 | pci_info->tx_min_bw = cmd.rsp.arg[i] & 0xFFFF; |
| 2222 | temp = (cmd.rsp.arg[i] & 0xFFFF0000) >> 16; |
| 2223 | pci_info->tx_max_bw = temp; |
| 2224 | i = i + 2; |
| 2225 | memcpy(pci_info->mac, &cmd.rsp.arg[i], ETH_ALEN - 2); |
| 2226 | i++; |
| 2227 | memcpy(pci_info->mac + sizeof(u32), &cmd.rsp.arg[i], 2); |
| 2228 | i = i + 3; |
Manish Chopra | ee9e8b6 | 2013-05-23 21:04:35 +0000 | [diff] [blame] | 2229 | if (ahw->op_mode == QLCNIC_MGMT_FUNC) |
| 2230 | dev_info(dev, "id = %d active = %d type = %d\n" |
| 2231 | "\tport = %d min bw = %d max bw = %d\n" |
| 2232 | "\tmac_addr = %pM\n", pci_info->id, |
| 2233 | pci_info->active, pci_info->type, |
| 2234 | pci_info->default_port, |
| 2235 | pci_info->tx_min_bw, |
| 2236 | pci_info->tx_max_bw, pci_info->mac); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2237 | } |
Manish Chopra | ee9e8b6 | 2013-05-23 21:04:35 +0000 | [diff] [blame] | 2238 | if (ahw->op_mode == QLCNIC_MGMT_FUNC) |
| 2239 | dev_info(dev, "Max vNIC functions = %d, active vNIC functions = %d\n", |
| 2240 | ahw->max_pci_func, ahw->act_pci_func); |
| 2241 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2242 | } else { |
Manish Chopra | ee9e8b6 | 2013-05-23 21:04:35 +0000 | [diff] [blame] | 2243 | dev_err(dev, "Failed to get PCI Info, error = %d\n", err); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2244 | err = -EIO; |
| 2245 | } |
| 2246 | |
| 2247 | qlcnic_free_mbx_args(&cmd); |
| 2248 | |
| 2249 | return err; |
| 2250 | } |
| 2251 | |
| 2252 | int qlcnic_83xx_config_intrpt(struct qlcnic_adapter *adapter, bool op_type) |
| 2253 | { |
| 2254 | int i, index, err; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2255 | u8 max_ints; |
Manish chopra | e2ab123 | 2013-03-22 05:57:53 +0000 | [diff] [blame] | 2256 | u32 val, temp, type; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2257 | struct qlcnic_cmd_args cmd; |
| 2258 | |
Sucheta Chakraborty | 7dd90cf | 2013-02-18 12:06:14 +0000 | [diff] [blame] | 2259 | max_ints = adapter->ahw->num_msix - 1; |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 2260 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_INTRPT); |
| 2261 | if (err) |
| 2262 | return err; |
| 2263 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2264 | cmd.req.arg[1] = max_ints; |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 2265 | |
| 2266 | if (qlcnic_sriov_vf_check(adapter)) |
| 2267 | cmd.req.arg[1] |= (adapter->ahw->pci_func << 8) | BIT_16; |
| 2268 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 2269 | for (i = 0, index = 2; i < max_ints; i++) { |
| 2270 | type = op_type ? QLCNIC_INTRPT_ADD : QLCNIC_INTRPT_DEL; |
| 2271 | val = type | (adapter->ahw->intr_tbl[i].type << 4); |
| 2272 | if (adapter->ahw->intr_tbl[i].type == QLCNIC_INTRPT_MSIX) |
| 2273 | val |= (adapter->ahw->intr_tbl[i].id << 16); |
| 2274 | cmd.req.arg[index++] = val; |
| 2275 | } |
| 2276 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 2277 | if (err) { |
| 2278 | dev_err(&adapter->pdev->dev, |
| 2279 | "Failed to configure interrupts 0x%x\n", err); |
| 2280 | goto out; |
| 2281 | } |
| 2282 | |
| 2283 | max_ints = cmd.rsp.arg[1]; |
| 2284 | for (i = 0, index = 2; i < max_ints; i++, index += 2) { |
| 2285 | val = cmd.rsp.arg[index]; |
| 2286 | if (LSB(val)) { |
| 2287 | dev_info(&adapter->pdev->dev, |
| 2288 | "Can't configure interrupt %d\n", |
| 2289 | adapter->ahw->intr_tbl[i].id); |
| 2290 | continue; |
| 2291 | } |
| 2292 | if (op_type) { |
| 2293 | adapter->ahw->intr_tbl[i].id = MSW(val); |
| 2294 | adapter->ahw->intr_tbl[i].enabled = 1; |
| 2295 | temp = cmd.rsp.arg[index + 1]; |
| 2296 | adapter->ahw->intr_tbl[i].src = temp; |
| 2297 | } else { |
| 2298 | adapter->ahw->intr_tbl[i].id = i; |
| 2299 | adapter->ahw->intr_tbl[i].enabled = 0; |
| 2300 | adapter->ahw->intr_tbl[i].src = 0; |
| 2301 | } |
| 2302 | } |
| 2303 | out: |
| 2304 | qlcnic_free_mbx_args(&cmd); |
| 2305 | return err; |
| 2306 | } |
Sony Chacko | d865ebb | 2013-01-01 03:20:23 +0000 | [diff] [blame] | 2307 | |
| 2308 | int qlcnic_83xx_lock_flash(struct qlcnic_adapter *adapter) |
| 2309 | { |
| 2310 | int id, timeout = 0; |
| 2311 | u32 status = 0; |
| 2312 | |
| 2313 | while (status == 0) { |
| 2314 | status = QLC_SHARED_REG_RD32(adapter, QLCNIC_FLASH_LOCK); |
| 2315 | if (status) |
| 2316 | break; |
| 2317 | |
| 2318 | if (++timeout >= QLC_83XX_FLASH_LOCK_TIMEOUT) { |
| 2319 | id = QLC_SHARED_REG_RD32(adapter, |
| 2320 | QLCNIC_FLASH_LOCK_OWNER); |
| 2321 | dev_err(&adapter->pdev->dev, |
| 2322 | "%s: failed, lock held by %d\n", __func__, id); |
| 2323 | return -EIO; |
| 2324 | } |
| 2325 | usleep_range(1000, 2000); |
| 2326 | } |
| 2327 | |
| 2328 | QLC_SHARED_REG_WR32(adapter, QLCNIC_FLASH_LOCK_OWNER, adapter->portnum); |
| 2329 | return 0; |
| 2330 | } |
| 2331 | |
| 2332 | void qlcnic_83xx_unlock_flash(struct qlcnic_adapter *adapter) |
| 2333 | { |
| 2334 | QLC_SHARED_REG_RD32(adapter, QLCNIC_FLASH_UNLOCK); |
| 2335 | QLC_SHARED_REG_WR32(adapter, QLCNIC_FLASH_LOCK_OWNER, 0xFF); |
| 2336 | } |
| 2337 | |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 2338 | int qlcnic_83xx_lockless_flash_read32(struct qlcnic_adapter *adapter, |
| 2339 | u32 flash_addr, u8 *p_data, |
| 2340 | int count) |
Sony Chacko | d865ebb | 2013-01-01 03:20:23 +0000 | [diff] [blame] | 2341 | { |
| 2342 | int i, ret; |
| 2343 | u32 word, range, flash_offset, addr = flash_addr; |
| 2344 | ulong indirect_add, direct_window; |
| 2345 | |
| 2346 | flash_offset = addr & (QLCNIC_FLASH_SECTOR_SIZE - 1); |
| 2347 | if (addr & 0x3) { |
| 2348 | dev_err(&adapter->pdev->dev, "Illegal addr = 0x%x\n", addr); |
| 2349 | return -EIO; |
| 2350 | } |
| 2351 | |
| 2352 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_DIRECT_WINDOW, |
| 2353 | (addr)); |
| 2354 | |
| 2355 | range = flash_offset + (count * sizeof(u32)); |
| 2356 | /* Check if data is spread across multiple sectors */ |
| 2357 | if (range > (QLCNIC_FLASH_SECTOR_SIZE - 1)) { |
| 2358 | |
| 2359 | /* Multi sector read */ |
| 2360 | for (i = 0; i < count; i++) { |
| 2361 | indirect_add = QLC_83XX_FLASH_DIRECT_DATA(addr); |
| 2362 | ret = qlcnic_83xx_rd_reg_indirect(adapter, |
| 2363 | indirect_add); |
| 2364 | if (ret == -EIO) |
| 2365 | return -EIO; |
| 2366 | |
| 2367 | word = ret; |
| 2368 | *(u32 *)p_data = word; |
| 2369 | p_data = p_data + 4; |
| 2370 | addr = addr + 4; |
| 2371 | flash_offset = flash_offset + 4; |
| 2372 | |
| 2373 | if (flash_offset > (QLCNIC_FLASH_SECTOR_SIZE - 1)) { |
| 2374 | direct_window = QLC_83XX_FLASH_DIRECT_WINDOW; |
| 2375 | /* This write is needed once for each sector */ |
| 2376 | qlcnic_83xx_wrt_reg_indirect(adapter, |
| 2377 | direct_window, |
| 2378 | (addr)); |
| 2379 | flash_offset = 0; |
| 2380 | } |
| 2381 | } |
| 2382 | } else { |
| 2383 | /* Single sector read */ |
| 2384 | for (i = 0; i < count; i++) { |
| 2385 | indirect_add = QLC_83XX_FLASH_DIRECT_DATA(addr); |
| 2386 | ret = qlcnic_83xx_rd_reg_indirect(adapter, |
| 2387 | indirect_add); |
| 2388 | if (ret == -EIO) |
| 2389 | return -EIO; |
| 2390 | |
| 2391 | word = ret; |
| 2392 | *(u32 *)p_data = word; |
| 2393 | p_data = p_data + 4; |
| 2394 | addr = addr + 4; |
| 2395 | } |
| 2396 | } |
| 2397 | |
| 2398 | return 0; |
| 2399 | } |
| 2400 | |
| 2401 | static int qlcnic_83xx_poll_flash_status_reg(struct qlcnic_adapter *adapter) |
| 2402 | { |
| 2403 | u32 status; |
| 2404 | int retries = QLC_83XX_FLASH_READ_RETRY_COUNT; |
| 2405 | |
| 2406 | do { |
| 2407 | status = qlcnic_83xx_rd_reg_indirect(adapter, |
| 2408 | QLC_83XX_FLASH_STATUS); |
| 2409 | if ((status & QLC_83XX_FLASH_STATUS_READY) == |
| 2410 | QLC_83XX_FLASH_STATUS_READY) |
| 2411 | break; |
| 2412 | |
| 2413 | msleep(QLC_83XX_FLASH_STATUS_REG_POLL_DELAY); |
| 2414 | } while (--retries); |
| 2415 | |
| 2416 | if (!retries) |
| 2417 | return -EIO; |
| 2418 | |
| 2419 | return 0; |
| 2420 | } |
| 2421 | |
Himanshu Madhani | a520030 | 2013-03-12 09:02:16 +0000 | [diff] [blame] | 2422 | int qlcnic_83xx_enable_flash_write(struct qlcnic_adapter *adapter) |
Sony Chacko | d865ebb | 2013-01-01 03:20:23 +0000 | [diff] [blame] | 2423 | { |
| 2424 | int ret; |
| 2425 | u32 cmd; |
| 2426 | cmd = adapter->ahw->fdt.write_statusreg_cmd; |
| 2427 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2428 | (QLC_83XX_FLASH_FDT_WRITE_DEF_SIG | cmd)); |
| 2429 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, |
| 2430 | adapter->ahw->fdt.write_enable_bits); |
| 2431 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2432 | QLC_83XX_FLASH_SECOND_ERASE_MS_VAL); |
| 2433 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2434 | if (ret) |
| 2435 | return -EIO; |
| 2436 | |
| 2437 | return 0; |
| 2438 | } |
| 2439 | |
Himanshu Madhani | a520030 | 2013-03-12 09:02:16 +0000 | [diff] [blame] | 2440 | int qlcnic_83xx_disable_flash_write(struct qlcnic_adapter *adapter) |
Sony Chacko | d865ebb | 2013-01-01 03:20:23 +0000 | [diff] [blame] | 2441 | { |
| 2442 | int ret; |
| 2443 | |
| 2444 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2445 | (QLC_83XX_FLASH_FDT_WRITE_DEF_SIG | |
| 2446 | adapter->ahw->fdt.write_statusreg_cmd)); |
| 2447 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, |
| 2448 | adapter->ahw->fdt.write_disable_bits); |
| 2449 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2450 | QLC_83XX_FLASH_SECOND_ERASE_MS_VAL); |
| 2451 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2452 | if (ret) |
| 2453 | return -EIO; |
| 2454 | |
| 2455 | return 0; |
| 2456 | } |
| 2457 | |
| 2458 | int qlcnic_83xx_read_flash_mfg_id(struct qlcnic_adapter *adapter) |
| 2459 | { |
| 2460 | int ret, mfg_id; |
| 2461 | |
| 2462 | if (qlcnic_83xx_lock_flash(adapter)) |
| 2463 | return -EIO; |
| 2464 | |
| 2465 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2466 | QLC_83XX_FLASH_FDT_READ_MFG_ID_VAL); |
| 2467 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2468 | QLC_83XX_FLASH_READ_CTRL); |
| 2469 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2470 | if (ret) { |
| 2471 | qlcnic_83xx_unlock_flash(adapter); |
| 2472 | return -EIO; |
| 2473 | } |
| 2474 | |
| 2475 | mfg_id = qlcnic_83xx_rd_reg_indirect(adapter, QLC_83XX_FLASH_RDDATA); |
| 2476 | if (mfg_id == -EIO) |
| 2477 | return -EIO; |
| 2478 | |
| 2479 | adapter->flash_mfg_id = (mfg_id & 0xFF); |
| 2480 | qlcnic_83xx_unlock_flash(adapter); |
| 2481 | |
| 2482 | return 0; |
| 2483 | } |
| 2484 | |
| 2485 | int qlcnic_83xx_read_flash_descriptor_table(struct qlcnic_adapter *adapter) |
| 2486 | { |
| 2487 | int count, fdt_size, ret = 0; |
| 2488 | |
| 2489 | fdt_size = sizeof(struct qlcnic_fdt); |
| 2490 | count = fdt_size / sizeof(u32); |
| 2491 | |
| 2492 | if (qlcnic_83xx_lock_flash(adapter)) |
| 2493 | return -EIO; |
| 2494 | |
| 2495 | memset(&adapter->ahw->fdt, 0, fdt_size); |
| 2496 | ret = qlcnic_83xx_lockless_flash_read32(adapter, QLCNIC_FDT_LOCATION, |
| 2497 | (u8 *)&adapter->ahw->fdt, |
| 2498 | count); |
| 2499 | |
| 2500 | qlcnic_83xx_unlock_flash(adapter); |
| 2501 | return ret; |
| 2502 | } |
| 2503 | |
| 2504 | int qlcnic_83xx_erase_flash_sector(struct qlcnic_adapter *adapter, |
| 2505 | u32 sector_start_addr) |
| 2506 | { |
| 2507 | u32 reversed_addr, addr1, addr2, cmd; |
| 2508 | int ret = -EIO; |
| 2509 | |
| 2510 | if (qlcnic_83xx_lock_flash(adapter) != 0) |
| 2511 | return -EIO; |
| 2512 | |
| 2513 | if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) { |
Himanshu Madhani | a520030 | 2013-03-12 09:02:16 +0000 | [diff] [blame] | 2514 | ret = qlcnic_83xx_enable_flash_write(adapter); |
Sony Chacko | d865ebb | 2013-01-01 03:20:23 +0000 | [diff] [blame] | 2515 | if (ret) { |
| 2516 | qlcnic_83xx_unlock_flash(adapter); |
| 2517 | dev_err(&adapter->pdev->dev, |
| 2518 | "%s failed at %d\n", |
| 2519 | __func__, __LINE__); |
| 2520 | return ret; |
| 2521 | } |
| 2522 | } |
| 2523 | |
| 2524 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2525 | if (ret) { |
| 2526 | qlcnic_83xx_unlock_flash(adapter); |
| 2527 | dev_err(&adapter->pdev->dev, |
| 2528 | "%s: failed at %d\n", __func__, __LINE__); |
| 2529 | return -EIO; |
| 2530 | } |
| 2531 | |
| 2532 | addr1 = (sector_start_addr & 0xFF) << 16; |
| 2533 | addr2 = (sector_start_addr & 0xFF0000) >> 16; |
| 2534 | reversed_addr = addr1 | addr2; |
| 2535 | |
| 2536 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, |
| 2537 | reversed_addr); |
| 2538 | cmd = QLC_83XX_FLASH_FDT_ERASE_DEF_SIG | adapter->ahw->fdt.erase_cmd; |
| 2539 | if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) |
| 2540 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, cmd); |
| 2541 | else |
| 2542 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2543 | QLC_83XX_FLASH_OEM_ERASE_SIG); |
| 2544 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2545 | QLC_83XX_FLASH_LAST_ERASE_MS_VAL); |
| 2546 | |
| 2547 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2548 | if (ret) { |
| 2549 | qlcnic_83xx_unlock_flash(adapter); |
| 2550 | dev_err(&adapter->pdev->dev, |
| 2551 | "%s: failed at %d\n", __func__, __LINE__); |
| 2552 | return -EIO; |
| 2553 | } |
| 2554 | |
| 2555 | if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) { |
Himanshu Madhani | a520030 | 2013-03-12 09:02:16 +0000 | [diff] [blame] | 2556 | ret = qlcnic_83xx_disable_flash_write(adapter); |
Sony Chacko | d865ebb | 2013-01-01 03:20:23 +0000 | [diff] [blame] | 2557 | if (ret) { |
| 2558 | qlcnic_83xx_unlock_flash(adapter); |
| 2559 | dev_err(&adapter->pdev->dev, |
| 2560 | "%s: failed at %d\n", __func__, __LINE__); |
| 2561 | return ret; |
| 2562 | } |
| 2563 | } |
| 2564 | |
| 2565 | qlcnic_83xx_unlock_flash(adapter); |
| 2566 | |
| 2567 | return 0; |
| 2568 | } |
| 2569 | |
| 2570 | int qlcnic_83xx_flash_write32(struct qlcnic_adapter *adapter, u32 addr, |
| 2571 | u32 *p_data) |
| 2572 | { |
| 2573 | int ret = -EIO; |
| 2574 | u32 addr1 = 0x00800000 | (addr >> 2); |
| 2575 | |
| 2576 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, addr1); |
| 2577 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, *p_data); |
| 2578 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2579 | QLC_83XX_FLASH_LAST_ERASE_MS_VAL); |
| 2580 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2581 | if (ret) { |
| 2582 | dev_err(&adapter->pdev->dev, |
| 2583 | "%s: failed at %d\n", __func__, __LINE__); |
| 2584 | return -EIO; |
| 2585 | } |
| 2586 | |
| 2587 | return 0; |
| 2588 | } |
| 2589 | |
| 2590 | int qlcnic_83xx_flash_bulk_write(struct qlcnic_adapter *adapter, u32 addr, |
| 2591 | u32 *p_data, int count) |
| 2592 | { |
| 2593 | u32 temp; |
| 2594 | int ret = -EIO; |
| 2595 | |
Himanshu Madhani | a520030 | 2013-03-12 09:02:16 +0000 | [diff] [blame] | 2596 | if ((count < QLC_83XX_FLASH_WRITE_MIN) || |
| 2597 | (count > QLC_83XX_FLASH_WRITE_MAX)) { |
Sony Chacko | d865ebb | 2013-01-01 03:20:23 +0000 | [diff] [blame] | 2598 | dev_err(&adapter->pdev->dev, |
| 2599 | "%s: Invalid word count\n", __func__); |
| 2600 | return -EIO; |
| 2601 | } |
| 2602 | |
| 2603 | temp = qlcnic_83xx_rd_reg_indirect(adapter, |
| 2604 | QLC_83XX_FLASH_SPI_CONTROL); |
| 2605 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_SPI_CONTROL, |
| 2606 | (temp | QLC_83XX_FLASH_SPI_CTRL)); |
| 2607 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2608 | QLC_83XX_FLASH_ADDR_TEMP_VAL); |
| 2609 | |
| 2610 | /* First DWORD write */ |
| 2611 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, *p_data++); |
| 2612 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2613 | QLC_83XX_FLASH_FIRST_MS_PATTERN); |
| 2614 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2615 | if (ret) { |
| 2616 | dev_err(&adapter->pdev->dev, |
| 2617 | "%s: failed at %d\n", __func__, __LINE__); |
| 2618 | return -EIO; |
| 2619 | } |
| 2620 | |
| 2621 | count--; |
| 2622 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2623 | QLC_83XX_FLASH_ADDR_SECOND_TEMP_VAL); |
| 2624 | /* Second to N-1 DWORD writes */ |
| 2625 | while (count != 1) { |
| 2626 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, |
| 2627 | *p_data++); |
| 2628 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2629 | QLC_83XX_FLASH_SECOND_MS_PATTERN); |
| 2630 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2631 | if (ret) { |
| 2632 | dev_err(&adapter->pdev->dev, |
| 2633 | "%s: failed at %d\n", __func__, __LINE__); |
| 2634 | return -EIO; |
| 2635 | } |
| 2636 | count--; |
| 2637 | } |
| 2638 | |
| 2639 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2640 | QLC_83XX_FLASH_ADDR_TEMP_VAL | |
| 2641 | (addr >> 2)); |
| 2642 | /* Last DWORD write */ |
| 2643 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, *p_data++); |
| 2644 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2645 | QLC_83XX_FLASH_LAST_MS_PATTERN); |
| 2646 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2647 | if (ret) { |
| 2648 | dev_err(&adapter->pdev->dev, |
| 2649 | "%s: failed at %d\n", __func__, __LINE__); |
| 2650 | return -EIO; |
| 2651 | } |
| 2652 | |
| 2653 | ret = qlcnic_83xx_rd_reg_indirect(adapter, QLC_83XX_FLASH_SPI_STATUS); |
| 2654 | if ((ret & QLC_83XX_FLASH_SPI_CTRL) == QLC_83XX_FLASH_SPI_CTRL) { |
| 2655 | dev_err(&adapter->pdev->dev, "%s: failed at %d\n", |
| 2656 | __func__, __LINE__); |
| 2657 | /* Operation failed, clear error bit */ |
| 2658 | temp = qlcnic_83xx_rd_reg_indirect(adapter, |
| 2659 | QLC_83XX_FLASH_SPI_CONTROL); |
| 2660 | qlcnic_83xx_wrt_reg_indirect(adapter, |
| 2661 | QLC_83XX_FLASH_SPI_CONTROL, |
| 2662 | (temp | QLC_83XX_FLASH_SPI_CTRL)); |
| 2663 | } |
| 2664 | |
| 2665 | return 0; |
| 2666 | } |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame] | 2667 | |
| 2668 | static void qlcnic_83xx_recover_driver_lock(struct qlcnic_adapter *adapter) |
| 2669 | { |
| 2670 | u32 val, id; |
| 2671 | |
| 2672 | val = QLCRDX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK); |
| 2673 | |
| 2674 | /* Check if recovery need to be performed by the calling function */ |
| 2675 | if ((val & QLC_83XX_DRV_LOCK_RECOVERY_STATUS_MASK) == 0) { |
| 2676 | val = val & ~0x3F; |
| 2677 | val = val | ((adapter->portnum << 2) | |
| 2678 | QLC_83XX_NEED_DRV_LOCK_RECOVERY); |
| 2679 | QLCWRX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK, val); |
| 2680 | dev_info(&adapter->pdev->dev, |
| 2681 | "%s: lock recovery initiated\n", __func__); |
| 2682 | msleep(QLC_83XX_DRV_LOCK_RECOVERY_DELAY); |
| 2683 | val = QLCRDX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK); |
| 2684 | id = ((val >> 2) & 0xF); |
| 2685 | if (id == adapter->portnum) { |
| 2686 | val = val & ~QLC_83XX_DRV_LOCK_RECOVERY_STATUS_MASK; |
| 2687 | val = val | QLC_83XX_DRV_LOCK_RECOVERY_IN_PROGRESS; |
| 2688 | QLCWRX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK, val); |
| 2689 | /* Force release the lock */ |
| 2690 | QLCRDX(adapter->ahw, QLC_83XX_DRV_UNLOCK); |
| 2691 | /* Clear recovery bits */ |
| 2692 | val = val & ~0x3F; |
| 2693 | QLCWRX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK, val); |
| 2694 | dev_info(&adapter->pdev->dev, |
| 2695 | "%s: lock recovery completed\n", __func__); |
| 2696 | } else { |
| 2697 | dev_info(&adapter->pdev->dev, |
| 2698 | "%s: func %d to resume lock recovery process\n", |
| 2699 | __func__, id); |
| 2700 | } |
| 2701 | } else { |
| 2702 | dev_info(&adapter->pdev->dev, |
| 2703 | "%s: lock recovery initiated by other functions\n", |
| 2704 | __func__); |
| 2705 | } |
| 2706 | } |
| 2707 | |
| 2708 | int qlcnic_83xx_lock_driver(struct qlcnic_adapter *adapter) |
| 2709 | { |
| 2710 | u32 lock_alive_counter, val, id, i = 0, status = 0, temp = 0; |
| 2711 | int max_attempt = 0; |
| 2712 | |
| 2713 | while (status == 0) { |
| 2714 | status = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK); |
| 2715 | if (status) |
| 2716 | break; |
| 2717 | |
| 2718 | msleep(QLC_83XX_DRV_LOCK_WAIT_DELAY); |
| 2719 | i++; |
| 2720 | |
| 2721 | if (i == 1) |
| 2722 | temp = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID); |
| 2723 | |
| 2724 | if (i == QLC_83XX_DRV_LOCK_WAIT_COUNTER) { |
| 2725 | val = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID); |
| 2726 | if (val == temp) { |
| 2727 | id = val & 0xFF; |
| 2728 | dev_info(&adapter->pdev->dev, |
| 2729 | "%s: lock to be recovered from %d\n", |
| 2730 | __func__, id); |
| 2731 | qlcnic_83xx_recover_driver_lock(adapter); |
| 2732 | i = 0; |
| 2733 | max_attempt++; |
| 2734 | } else { |
| 2735 | dev_err(&adapter->pdev->dev, |
| 2736 | "%s: failed to get lock\n", __func__); |
| 2737 | return -EIO; |
| 2738 | } |
| 2739 | } |
| 2740 | |
| 2741 | /* Force exit from while loop after few attempts */ |
| 2742 | if (max_attempt == QLC_83XX_MAX_DRV_LOCK_RECOVERY_ATTEMPT) { |
| 2743 | dev_err(&adapter->pdev->dev, |
| 2744 | "%s: failed to get lock\n", __func__); |
| 2745 | return -EIO; |
| 2746 | } |
| 2747 | } |
| 2748 | |
| 2749 | val = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID); |
| 2750 | lock_alive_counter = val >> 8; |
| 2751 | lock_alive_counter++; |
| 2752 | val = lock_alive_counter << 8 | adapter->portnum; |
| 2753 | QLCWRX(adapter->ahw, QLC_83XX_DRV_LOCK_ID, val); |
| 2754 | |
| 2755 | return 0; |
| 2756 | } |
| 2757 | |
| 2758 | void qlcnic_83xx_unlock_driver(struct qlcnic_adapter *adapter) |
| 2759 | { |
| 2760 | u32 val, lock_alive_counter, id; |
| 2761 | |
| 2762 | val = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID); |
| 2763 | id = val & 0xFF; |
| 2764 | lock_alive_counter = val >> 8; |
| 2765 | |
| 2766 | if (id != adapter->portnum) |
| 2767 | dev_err(&adapter->pdev->dev, |
| 2768 | "%s:Warning func %d is unlocking lock owned by %d\n", |
| 2769 | __func__, adapter->portnum, id); |
| 2770 | |
| 2771 | val = (lock_alive_counter << 8) | 0xFF; |
| 2772 | QLCWRX(adapter->ahw, QLC_83XX_DRV_LOCK_ID, val); |
| 2773 | QLCRDX(adapter->ahw, QLC_83XX_DRV_UNLOCK); |
| 2774 | } |
| 2775 | |
| 2776 | int qlcnic_83xx_ms_mem_write128(struct qlcnic_adapter *adapter, u64 addr, |
| 2777 | u32 *data, u32 count) |
| 2778 | { |
| 2779 | int i, j, ret = 0; |
| 2780 | u32 temp; |
| 2781 | |
| 2782 | /* Check alignment */ |
| 2783 | if (addr & 0xF) |
| 2784 | return -EIO; |
| 2785 | |
| 2786 | mutex_lock(&adapter->ahw->mem_lock); |
| 2787 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_ADDR_HI, 0); |
| 2788 | |
| 2789 | for (i = 0; i < count; i++, addr += 16) { |
| 2790 | if (!((ADDR_IN_RANGE(addr, QLCNIC_ADDR_QDR_NET, |
| 2791 | QLCNIC_ADDR_QDR_NET_MAX)) || |
| 2792 | (ADDR_IN_RANGE(addr, QLCNIC_ADDR_DDR_NET, |
| 2793 | QLCNIC_ADDR_DDR_NET_MAX)))) { |
| 2794 | mutex_unlock(&adapter->ahw->mem_lock); |
| 2795 | return -EIO; |
| 2796 | } |
| 2797 | |
| 2798 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_ADDR_LO, addr); |
| 2799 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_LO, |
| 2800 | *data++); |
| 2801 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_HI, |
| 2802 | *data++); |
| 2803 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_ULO, |
| 2804 | *data++); |
| 2805 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_UHI, |
| 2806 | *data++); |
| 2807 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_CTRL, |
| 2808 | QLCNIC_TA_WRITE_ENABLE); |
| 2809 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_CTRL, |
| 2810 | QLCNIC_TA_WRITE_START); |
| 2811 | |
| 2812 | for (j = 0; j < MAX_CTL_CHECK; j++) { |
| 2813 | temp = qlcnic_83xx_rd_reg_indirect(adapter, |
| 2814 | QLCNIC_MS_CTRL); |
| 2815 | if ((temp & TA_CTL_BUSY) == 0) |
| 2816 | break; |
| 2817 | } |
| 2818 | |
| 2819 | /* Status check failure */ |
| 2820 | if (j >= MAX_CTL_CHECK) { |
| 2821 | printk_ratelimited(KERN_WARNING |
| 2822 | "MS memory write failed\n"); |
| 2823 | mutex_unlock(&adapter->ahw->mem_lock); |
| 2824 | return -EIO; |
| 2825 | } |
| 2826 | } |
| 2827 | |
| 2828 | mutex_unlock(&adapter->ahw->mem_lock); |
| 2829 | |
| 2830 | return ret; |
| 2831 | } |
Sony Chacko | 81d0aeb | 2013-01-01 03:20:25 +0000 | [diff] [blame] | 2832 | |
| 2833 | int qlcnic_83xx_flash_read32(struct qlcnic_adapter *adapter, u32 flash_addr, |
| 2834 | u8 *p_data, int count) |
| 2835 | { |
| 2836 | int i, ret; |
| 2837 | u32 word, addr = flash_addr; |
| 2838 | ulong indirect_addr; |
| 2839 | |
| 2840 | if (qlcnic_83xx_lock_flash(adapter) != 0) |
| 2841 | return -EIO; |
| 2842 | |
| 2843 | if (addr & 0x3) { |
| 2844 | dev_err(&adapter->pdev->dev, "Illegal addr = 0x%x\n", addr); |
| 2845 | qlcnic_83xx_unlock_flash(adapter); |
| 2846 | return -EIO; |
| 2847 | } |
| 2848 | |
| 2849 | for (i = 0; i < count; i++) { |
| 2850 | if (qlcnic_83xx_wrt_reg_indirect(adapter, |
| 2851 | QLC_83XX_FLASH_DIRECT_WINDOW, |
| 2852 | (addr))) { |
| 2853 | qlcnic_83xx_unlock_flash(adapter); |
| 2854 | return -EIO; |
| 2855 | } |
| 2856 | |
| 2857 | indirect_addr = QLC_83XX_FLASH_DIRECT_DATA(addr); |
| 2858 | ret = qlcnic_83xx_rd_reg_indirect(adapter, |
| 2859 | indirect_addr); |
| 2860 | if (ret == -EIO) |
| 2861 | return -EIO; |
| 2862 | word = ret; |
Manish chopra | 1403f43 | 2013-01-30 12:47:13 +0000 | [diff] [blame] | 2863 | *(u32 *)p_data = word; |
Sony Chacko | 81d0aeb | 2013-01-01 03:20:25 +0000 | [diff] [blame] | 2864 | p_data = p_data + 4; |
| 2865 | addr = addr + 4; |
| 2866 | } |
| 2867 | |
| 2868 | qlcnic_83xx_unlock_flash(adapter); |
| 2869 | |
| 2870 | return 0; |
| 2871 | } |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 2872 | |
| 2873 | int qlcnic_83xx_test_link(struct qlcnic_adapter *adapter) |
| 2874 | { |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 2875 | u8 pci_func; |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 2876 | int err; |
| 2877 | u32 config = 0, state; |
| 2878 | struct qlcnic_cmd_args cmd; |
| 2879 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 2880 | |
Rajesh Borundia | 7cb03b2 | 2013-03-29 05:46:37 +0000 | [diff] [blame] | 2881 | if (qlcnic_sriov_vf_check(adapter)) |
| 2882 | pci_func = adapter->portnum; |
| 2883 | else |
| 2884 | pci_func = ahw->pci_func; |
| 2885 | |
| 2886 | state = readl(ahw->pci_base0 + QLC_83XX_LINK_STATE(pci_func)); |
| 2887 | if (!QLC_83xx_FUNC_VAL(state, pci_func)) { |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 2888 | dev_info(&adapter->pdev->dev, "link state down\n"); |
| 2889 | return config; |
| 2890 | } |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 2891 | |
| 2892 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_LINK_STATUS); |
| 2893 | if (err) |
| 2894 | return err; |
| 2895 | |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 2896 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 2897 | if (err) { |
| 2898 | dev_info(&adapter->pdev->dev, |
| 2899 | "Get Link Status Command failed: 0x%x\n", err); |
| 2900 | goto out; |
| 2901 | } else { |
| 2902 | config = cmd.rsp.arg[1]; |
| 2903 | switch (QLC_83XX_CURRENT_LINK_SPEED(config)) { |
| 2904 | case QLC_83XX_10M_LINK: |
| 2905 | ahw->link_speed = SPEED_10; |
| 2906 | break; |
| 2907 | case QLC_83XX_100M_LINK: |
| 2908 | ahw->link_speed = SPEED_100; |
| 2909 | break; |
| 2910 | case QLC_83XX_1G_LINK: |
| 2911 | ahw->link_speed = SPEED_1000; |
| 2912 | break; |
| 2913 | case QLC_83XX_10G_LINK: |
| 2914 | ahw->link_speed = SPEED_10000; |
| 2915 | break; |
| 2916 | default: |
| 2917 | ahw->link_speed = 0; |
| 2918 | break; |
| 2919 | } |
| 2920 | config = cmd.rsp.arg[3]; |
Himanshu Madhani | b938662 | 2013-05-09 09:25:12 +0000 | [diff] [blame] | 2921 | if (QLC_83XX_SFP_PRESENT(config)) { |
| 2922 | switch (ahw->module_type) { |
| 2923 | case LINKEVENT_MODULE_OPTICAL_UNKNOWN: |
| 2924 | case LINKEVENT_MODULE_OPTICAL_SRLR: |
| 2925 | case LINKEVENT_MODULE_OPTICAL_LRM: |
| 2926 | case LINKEVENT_MODULE_OPTICAL_SFP_1G: |
| 2927 | ahw->supported_type = PORT_FIBRE; |
| 2928 | break; |
| 2929 | case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE: |
| 2930 | case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN: |
| 2931 | case LINKEVENT_MODULE_TWINAX: |
| 2932 | ahw->supported_type = PORT_TP; |
| 2933 | break; |
| 2934 | default: |
| 2935 | ahw->supported_type = PORT_OTHER; |
| 2936 | } |
| 2937 | } |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 2938 | if (config & 1) |
| 2939 | err = 1; |
| 2940 | } |
| 2941 | out: |
| 2942 | qlcnic_free_mbx_args(&cmd); |
| 2943 | return config; |
| 2944 | } |
| 2945 | |
Himanshu Madhani | b938662 | 2013-05-09 09:25:12 +0000 | [diff] [blame] | 2946 | int qlcnic_83xx_get_settings(struct qlcnic_adapter *adapter, |
| 2947 | struct ethtool_cmd *ecmd) |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 2948 | { |
| 2949 | u32 config = 0; |
| 2950 | int status = 0; |
| 2951 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 2952 | |
| 2953 | /* Get port configuration info */ |
| 2954 | status = qlcnic_83xx_get_port_info(adapter); |
| 2955 | /* Get Link Status related info */ |
| 2956 | config = qlcnic_83xx_test_link(adapter); |
| 2957 | ahw->module_type = QLC_83XX_SFP_MODULE_TYPE(config); |
| 2958 | /* hard code until there is a way to get it from flash */ |
| 2959 | ahw->board_type = QLCNIC_BRDTYPE_83XX_10G; |
Himanshu Madhani | b938662 | 2013-05-09 09:25:12 +0000 | [diff] [blame] | 2960 | |
| 2961 | if (netif_running(adapter->netdev) && ahw->has_link_events) { |
| 2962 | ethtool_cmd_speed_set(ecmd, ahw->link_speed); |
| 2963 | ecmd->duplex = ahw->link_duplex; |
| 2964 | ecmd->autoneg = ahw->link_autoneg; |
| 2965 | } else { |
| 2966 | ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN); |
| 2967 | ecmd->duplex = DUPLEX_UNKNOWN; |
| 2968 | ecmd->autoneg = AUTONEG_DISABLE; |
| 2969 | } |
| 2970 | |
| 2971 | if (ahw->port_type == QLCNIC_XGBE) { |
| 2972 | ecmd->supported = SUPPORTED_1000baseT_Full; |
| 2973 | ecmd->advertising = ADVERTISED_1000baseT_Full; |
| 2974 | } else { |
| 2975 | ecmd->supported = (SUPPORTED_10baseT_Half | |
| 2976 | SUPPORTED_10baseT_Full | |
| 2977 | SUPPORTED_100baseT_Half | |
| 2978 | SUPPORTED_100baseT_Full | |
| 2979 | SUPPORTED_1000baseT_Half | |
| 2980 | SUPPORTED_1000baseT_Full); |
| 2981 | ecmd->advertising = (ADVERTISED_100baseT_Half | |
| 2982 | ADVERTISED_100baseT_Full | |
| 2983 | ADVERTISED_1000baseT_Half | |
| 2984 | ADVERTISED_1000baseT_Full); |
| 2985 | } |
| 2986 | |
| 2987 | switch (ahw->supported_type) { |
| 2988 | case PORT_FIBRE: |
| 2989 | ecmd->supported |= SUPPORTED_FIBRE; |
| 2990 | ecmd->advertising |= ADVERTISED_FIBRE; |
| 2991 | ecmd->port = PORT_FIBRE; |
| 2992 | ecmd->transceiver = XCVR_EXTERNAL; |
| 2993 | break; |
| 2994 | case PORT_TP: |
| 2995 | ecmd->supported |= SUPPORTED_TP; |
| 2996 | ecmd->advertising |= ADVERTISED_TP; |
| 2997 | ecmd->port = PORT_TP; |
| 2998 | ecmd->transceiver = XCVR_INTERNAL; |
| 2999 | break; |
| 3000 | default: |
| 3001 | ecmd->supported |= SUPPORTED_FIBRE; |
| 3002 | ecmd->advertising |= ADVERTISED_FIBRE; |
| 3003 | ecmd->port = PORT_OTHER; |
| 3004 | ecmd->transceiver = XCVR_EXTERNAL; |
| 3005 | break; |
| 3006 | } |
| 3007 | ecmd->phy_address = ahw->physical_port; |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3008 | return status; |
| 3009 | } |
| 3010 | |
| 3011 | int qlcnic_83xx_set_settings(struct qlcnic_adapter *adapter, |
| 3012 | struct ethtool_cmd *ecmd) |
| 3013 | { |
| 3014 | int status = 0; |
| 3015 | u32 config = adapter->ahw->port_config; |
| 3016 | |
| 3017 | if (ecmd->autoneg) |
| 3018 | adapter->ahw->port_config |= BIT_15; |
| 3019 | |
| 3020 | switch (ethtool_cmd_speed(ecmd)) { |
| 3021 | case SPEED_10: |
| 3022 | adapter->ahw->port_config |= BIT_8; |
| 3023 | break; |
| 3024 | case SPEED_100: |
| 3025 | adapter->ahw->port_config |= BIT_9; |
| 3026 | break; |
| 3027 | case SPEED_1000: |
| 3028 | adapter->ahw->port_config |= BIT_10; |
| 3029 | break; |
| 3030 | case SPEED_10000: |
| 3031 | adapter->ahw->port_config |= BIT_11; |
| 3032 | break; |
| 3033 | default: |
| 3034 | return -EINVAL; |
| 3035 | } |
| 3036 | |
| 3037 | status = qlcnic_83xx_set_port_config(adapter); |
| 3038 | if (status) { |
| 3039 | dev_info(&adapter->pdev->dev, |
| 3040 | "Faild to Set Link Speed and autoneg.\n"); |
| 3041 | adapter->ahw->port_config = config; |
| 3042 | } |
| 3043 | return status; |
| 3044 | } |
| 3045 | |
| 3046 | static inline u64 *qlcnic_83xx_copy_stats(struct qlcnic_cmd_args *cmd, |
| 3047 | u64 *data, int index) |
| 3048 | { |
| 3049 | u32 low, hi; |
| 3050 | u64 val; |
| 3051 | |
| 3052 | low = cmd->rsp.arg[index]; |
| 3053 | hi = cmd->rsp.arg[index + 1]; |
| 3054 | val = (((u64) low) | (((u64) hi) << 32)); |
| 3055 | *data++ = val; |
| 3056 | return data; |
| 3057 | } |
| 3058 | |
| 3059 | static u64 *qlcnic_83xx_fill_stats(struct qlcnic_adapter *adapter, |
| 3060 | struct qlcnic_cmd_args *cmd, u64 *data, |
| 3061 | int type, int *ret) |
| 3062 | { |
| 3063 | int err, k, total_regs; |
| 3064 | |
| 3065 | *ret = 0; |
| 3066 | err = qlcnic_issue_cmd(adapter, cmd); |
| 3067 | if (err != QLCNIC_RCODE_SUCCESS) { |
| 3068 | dev_info(&adapter->pdev->dev, |
| 3069 | "Error in get statistics mailbox command\n"); |
| 3070 | *ret = -EIO; |
| 3071 | return data; |
| 3072 | } |
| 3073 | total_regs = cmd->rsp.num; |
| 3074 | switch (type) { |
| 3075 | case QLC_83XX_STAT_MAC: |
| 3076 | /* fill in MAC tx counters */ |
| 3077 | for (k = 2; k < 28; k += 2) |
| 3078 | data = qlcnic_83xx_copy_stats(cmd, data, k); |
| 3079 | /* skip 24 bytes of reserved area */ |
| 3080 | /* fill in MAC rx counters */ |
| 3081 | for (k += 6; k < 60; k += 2) |
| 3082 | data = qlcnic_83xx_copy_stats(cmd, data, k); |
| 3083 | /* skip 24 bytes of reserved area */ |
| 3084 | /* fill in MAC rx frame stats */ |
| 3085 | for (k += 6; k < 80; k += 2) |
| 3086 | data = qlcnic_83xx_copy_stats(cmd, data, k); |
Shahed Shaikh | 5229074 | 2013-04-24 12:42:41 +0000 | [diff] [blame] | 3087 | /* fill in eSwitch stats */ |
| 3088 | for (; k < total_regs; k += 2) |
| 3089 | data = qlcnic_83xx_copy_stats(cmd, data, k); |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3090 | break; |
| 3091 | case QLC_83XX_STAT_RX: |
| 3092 | for (k = 2; k < 8; k += 2) |
| 3093 | data = qlcnic_83xx_copy_stats(cmd, data, k); |
| 3094 | /* skip 8 bytes of reserved data */ |
| 3095 | for (k += 2; k < 24; k += 2) |
| 3096 | data = qlcnic_83xx_copy_stats(cmd, data, k); |
| 3097 | /* skip 8 bytes containing RE1FBQ error data */ |
| 3098 | for (k += 2; k < total_regs; k += 2) |
| 3099 | data = qlcnic_83xx_copy_stats(cmd, data, k); |
| 3100 | break; |
| 3101 | case QLC_83XX_STAT_TX: |
| 3102 | for (k = 2; k < 10; k += 2) |
| 3103 | data = qlcnic_83xx_copy_stats(cmd, data, k); |
| 3104 | /* skip 8 bytes of reserved data */ |
| 3105 | for (k += 2; k < total_regs; k += 2) |
| 3106 | data = qlcnic_83xx_copy_stats(cmd, data, k); |
| 3107 | break; |
| 3108 | default: |
| 3109 | dev_warn(&adapter->pdev->dev, "Unknown get statistics mode\n"); |
| 3110 | *ret = -EIO; |
| 3111 | } |
| 3112 | return data; |
| 3113 | } |
| 3114 | |
| 3115 | void qlcnic_83xx_get_stats(struct qlcnic_adapter *adapter, u64 *data) |
| 3116 | { |
| 3117 | struct qlcnic_cmd_args cmd; |
Shahed Shaikh | 7bc27a8 | 2013-04-18 08:10:06 +0000 | [diff] [blame] | 3118 | struct net_device *netdev = adapter->netdev; |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3119 | int ret = 0; |
| 3120 | |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 3121 | ret = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_STATISTICS); |
| 3122 | if (ret) |
| 3123 | return; |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3124 | /* Get Tx stats */ |
| 3125 | cmd.req.arg[1] = BIT_1 | (adapter->tx_ring->ctx_id << 16); |
| 3126 | cmd.rsp.num = QLC_83XX_TX_STAT_REGS; |
| 3127 | data = qlcnic_83xx_fill_stats(adapter, &cmd, data, |
| 3128 | QLC_83XX_STAT_TX, &ret); |
| 3129 | if (ret) { |
Shahed Shaikh | 7bc27a8 | 2013-04-18 08:10:06 +0000 | [diff] [blame] | 3130 | netdev_err(netdev, "Error getting Tx stats\n"); |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3131 | goto out; |
| 3132 | } |
| 3133 | /* Get MAC stats */ |
| 3134 | cmd.req.arg[1] = BIT_2 | (adapter->portnum << 16); |
| 3135 | cmd.rsp.num = QLC_83XX_MAC_STAT_REGS; |
| 3136 | memset(cmd.rsp.arg, 0, sizeof(u32) * cmd.rsp.num); |
| 3137 | data = qlcnic_83xx_fill_stats(adapter, &cmd, data, |
| 3138 | QLC_83XX_STAT_MAC, &ret); |
| 3139 | if (ret) { |
Shahed Shaikh | 7bc27a8 | 2013-04-18 08:10:06 +0000 | [diff] [blame] | 3140 | netdev_err(netdev, "Error getting MAC stats\n"); |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3141 | goto out; |
| 3142 | } |
| 3143 | /* Get Rx stats */ |
| 3144 | cmd.req.arg[1] = adapter->recv_ctx->context_id << 16; |
| 3145 | cmd.rsp.num = QLC_83XX_RX_STAT_REGS; |
| 3146 | memset(cmd.rsp.arg, 0, sizeof(u32) * cmd.rsp.num); |
| 3147 | data = qlcnic_83xx_fill_stats(adapter, &cmd, data, |
| 3148 | QLC_83XX_STAT_RX, &ret); |
| 3149 | if (ret) |
Shahed Shaikh | 7bc27a8 | 2013-04-18 08:10:06 +0000 | [diff] [blame] | 3150 | netdev_err(netdev, "Error getting Rx stats\n"); |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3151 | out: |
| 3152 | qlcnic_free_mbx_args(&cmd); |
| 3153 | } |
| 3154 | |
| 3155 | int qlcnic_83xx_reg_test(struct qlcnic_adapter *adapter) |
| 3156 | { |
| 3157 | u32 major, minor, sub; |
| 3158 | |
| 3159 | major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR); |
| 3160 | minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR); |
| 3161 | sub = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB); |
| 3162 | |
| 3163 | if (adapter->fw_version != QLCNIC_VERSION_CODE(major, minor, sub)) { |
| 3164 | dev_info(&adapter->pdev->dev, "%s: Reg test failed\n", |
| 3165 | __func__); |
| 3166 | return 1; |
| 3167 | } |
| 3168 | return 0; |
| 3169 | } |
| 3170 | |
| 3171 | int qlcnic_83xx_get_regs_len(struct qlcnic_adapter *adapter) |
| 3172 | { |
| 3173 | return (ARRAY_SIZE(qlcnic_83xx_ext_reg_tbl) * |
| 3174 | sizeof(adapter->ahw->ext_reg_tbl)) + |
| 3175 | (ARRAY_SIZE(qlcnic_83xx_reg_tbl) + |
| 3176 | sizeof(adapter->ahw->reg_tbl)); |
| 3177 | } |
| 3178 | |
| 3179 | int qlcnic_83xx_get_registers(struct qlcnic_adapter *adapter, u32 *regs_buff) |
| 3180 | { |
| 3181 | int i, j = 0; |
| 3182 | |
| 3183 | for (i = QLCNIC_DEV_INFO_SIZE + 1; |
| 3184 | j < ARRAY_SIZE(qlcnic_83xx_reg_tbl); i++, j++) |
| 3185 | regs_buff[i] = QLC_SHARED_REG_RD32(adapter, j); |
| 3186 | |
| 3187 | for (j = 0; j < ARRAY_SIZE(qlcnic_83xx_ext_reg_tbl); j++) |
| 3188 | regs_buff[i++] = QLCRDX(adapter->ahw, j); |
| 3189 | return i; |
| 3190 | } |
| 3191 | |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3192 | int qlcnic_83xx_interrupt_test(struct net_device *netdev) |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3193 | { |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3194 | struct qlcnic_adapter *adapter = netdev_priv(netdev); |
| 3195 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 3196 | struct qlcnic_cmd_args cmd; |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3197 | u32 data; |
| 3198 | u16 intrpt_id, id; |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3199 | u8 val; |
| 3200 | int ret, max_sds_rings = adapter->max_sds_rings; |
| 3201 | |
Sony Chacko | 4690a7e | 2013-05-23 21:04:31 +0000 | [diff] [blame] | 3202 | if (qlcnic_get_diag_lock(adapter)) { |
| 3203 | netdev_info(netdev, "Device in diagnostics mode\n"); |
| 3204 | return -EBUSY; |
| 3205 | } |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3206 | |
Manish Chopra | 13a82b4 | 2013-05-09 09:25:14 +0000 | [diff] [blame] | 3207 | ret = qlcnic_83xx_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST, |
| 3208 | max_sds_rings); |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3209 | if (ret) |
| 3210 | goto fail_diag_irq; |
| 3211 | |
| 3212 | ahw->diag_cnt = 0; |
Shahed Shaikh | b6b4316 | 2013-06-22 04:12:00 -0400 | [diff] [blame^] | 3213 | ret = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INTRPT_TEST); |
| 3214 | if (ret) |
| 3215 | goto fail_diag_irq; |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3216 | |
| 3217 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3218 | intrpt_id = ahw->intr_tbl[0].id; |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3219 | else |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3220 | intrpt_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID); |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3221 | |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3222 | cmd.req.arg[1] = 1; |
| 3223 | cmd.req.arg[2] = intrpt_id; |
| 3224 | cmd.req.arg[3] = BIT_0; |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3225 | |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3226 | ret = qlcnic_issue_cmd(adapter, &cmd); |
| 3227 | data = cmd.rsp.arg[2]; |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3228 | id = LSW(data); |
| 3229 | val = LSB(MSW(data)); |
| 3230 | if (id != intrpt_id) |
| 3231 | dev_info(&adapter->pdev->dev, |
| 3232 | "Interrupt generated: 0x%x, requested:0x%x\n", |
| 3233 | id, intrpt_id); |
| 3234 | if (val) |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3235 | dev_err(&adapter->pdev->dev, |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3236 | "Interrupt test error: 0x%x\n", val); |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3237 | if (ret) |
| 3238 | goto done; |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3239 | |
Jitendra Kalsaria | 58ead41 | 2013-02-09 09:29:52 +0000 | [diff] [blame] | 3240 | msleep(20); |
| 3241 | ret = !ahw->diag_cnt; |
| 3242 | |
| 3243 | done: |
| 3244 | qlcnic_free_mbx_args(&cmd); |
| 3245 | qlcnic_83xx_diag_free_res(netdev, max_sds_rings); |
| 3246 | |
| 3247 | fail_diag_irq: |
| 3248 | adapter->max_sds_rings = max_sds_rings; |
Sony Chacko | 4690a7e | 2013-05-23 21:04:31 +0000 | [diff] [blame] | 3249 | qlcnic_release_diag_lock(adapter); |
Sony Chacko | 7e38d04 | 2013-01-01 03:20:28 +0000 | [diff] [blame] | 3250 | return ret; |
| 3251 | } |
| 3252 | |
| 3253 | void qlcnic_83xx_get_pauseparam(struct qlcnic_adapter *adapter, |
| 3254 | struct ethtool_pauseparam *pause) |
| 3255 | { |
| 3256 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 3257 | int status = 0; |
| 3258 | u32 config; |
| 3259 | |
| 3260 | status = qlcnic_83xx_get_port_config(adapter); |
| 3261 | if (status) { |
| 3262 | dev_err(&adapter->pdev->dev, |
| 3263 | "%s: Get Pause Config failed\n", __func__); |
| 3264 | return; |
| 3265 | } |
| 3266 | config = ahw->port_config; |
| 3267 | if (config & QLC_83XX_CFG_STD_PAUSE) { |
| 3268 | if (config & QLC_83XX_CFG_STD_TX_PAUSE) |
| 3269 | pause->tx_pause = 1; |
| 3270 | if (config & QLC_83XX_CFG_STD_RX_PAUSE) |
| 3271 | pause->rx_pause = 1; |
| 3272 | } |
| 3273 | |
| 3274 | if (QLC_83XX_AUTONEG(config)) |
| 3275 | pause->autoneg = 1; |
| 3276 | } |
| 3277 | |
| 3278 | int qlcnic_83xx_set_pauseparam(struct qlcnic_adapter *adapter, |
| 3279 | struct ethtool_pauseparam *pause) |
| 3280 | { |
| 3281 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 3282 | int status = 0; |
| 3283 | u32 config; |
| 3284 | |
| 3285 | status = qlcnic_83xx_get_port_config(adapter); |
| 3286 | if (status) { |
| 3287 | dev_err(&adapter->pdev->dev, |
| 3288 | "%s: Get Pause Config failed.\n", __func__); |
| 3289 | return status; |
| 3290 | } |
| 3291 | config = ahw->port_config; |
| 3292 | |
| 3293 | if (ahw->port_type == QLCNIC_GBE) { |
| 3294 | if (pause->autoneg) |
| 3295 | ahw->port_config |= QLC_83XX_ENABLE_AUTONEG; |
| 3296 | if (!pause->autoneg) |
| 3297 | ahw->port_config &= ~QLC_83XX_ENABLE_AUTONEG; |
| 3298 | } else if ((ahw->port_type == QLCNIC_XGBE) && (pause->autoneg)) { |
| 3299 | return -EOPNOTSUPP; |
| 3300 | } |
| 3301 | |
| 3302 | if (!(config & QLC_83XX_CFG_STD_PAUSE)) |
| 3303 | ahw->port_config |= QLC_83XX_CFG_STD_PAUSE; |
| 3304 | |
| 3305 | if (pause->rx_pause && pause->tx_pause) { |
| 3306 | ahw->port_config |= QLC_83XX_CFG_STD_TX_RX_PAUSE; |
| 3307 | } else if (pause->rx_pause && !pause->tx_pause) { |
| 3308 | ahw->port_config &= ~QLC_83XX_CFG_STD_TX_PAUSE; |
| 3309 | ahw->port_config |= QLC_83XX_CFG_STD_RX_PAUSE; |
| 3310 | } else if (pause->tx_pause && !pause->rx_pause) { |
| 3311 | ahw->port_config &= ~QLC_83XX_CFG_STD_RX_PAUSE; |
| 3312 | ahw->port_config |= QLC_83XX_CFG_STD_TX_PAUSE; |
| 3313 | } else if (!pause->rx_pause && !pause->tx_pause) { |
| 3314 | ahw->port_config &= ~QLC_83XX_CFG_STD_TX_RX_PAUSE; |
| 3315 | } |
| 3316 | status = qlcnic_83xx_set_port_config(adapter); |
| 3317 | if (status) { |
| 3318 | dev_err(&adapter->pdev->dev, |
| 3319 | "%s: Set Pause Config failed.\n", __func__); |
| 3320 | ahw->port_config = config; |
| 3321 | } |
| 3322 | return status; |
| 3323 | } |
| 3324 | |
| 3325 | static int qlcnic_83xx_read_flash_status_reg(struct qlcnic_adapter *adapter) |
| 3326 | { |
| 3327 | int ret; |
| 3328 | |
| 3329 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 3330 | QLC_83XX_FLASH_OEM_READ_SIG); |
| 3331 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 3332 | QLC_83XX_FLASH_READ_CTRL); |
| 3333 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 3334 | if (ret) |
| 3335 | return -EIO; |
| 3336 | |
| 3337 | ret = qlcnic_83xx_rd_reg_indirect(adapter, QLC_83XX_FLASH_RDDATA); |
| 3338 | return ret & 0xFF; |
| 3339 | } |
| 3340 | |
| 3341 | int qlcnic_83xx_flash_test(struct qlcnic_adapter *adapter) |
| 3342 | { |
| 3343 | int status; |
| 3344 | |
| 3345 | status = qlcnic_83xx_read_flash_status_reg(adapter); |
| 3346 | if (status == -EIO) { |
| 3347 | dev_info(&adapter->pdev->dev, "%s: EEPROM test failed.\n", |
| 3348 | __func__); |
| 3349 | return 1; |
| 3350 | } |
| 3351 | return 0; |
| 3352 | } |