Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1 | #include "qlcnic.h" |
| 2 | #include <linux/if_vlan.h> |
| 3 | #include <linux/ipv6.h> |
| 4 | #include <linux/ethtool.h> |
| 5 | #include <linux/interrupt.h> |
| 6 | |
| 7 | #define QLCNIC_MAX_TX_QUEUES 1 |
| 8 | |
| 9 | #define QLCNIC_MBX_RSP(reg) LSW(reg) |
| 10 | #define QLCNIC_MBX_NUM_REGS(reg) (MSW(reg) & 0x1FF) |
| 11 | #define QLCNIC_MBX_STATUS(reg) (((reg) >> 25) & 0x7F) |
| 12 | #define QLCNIC_MBX_HOST(ahw, i) ((ahw)->pci_base0 + ((i) * 4)) |
| 13 | #define QLCNIC_MBX_FW(ahw, i) ((ahw)->pci_base0 + 0x800 + ((i) * 4)) |
| 14 | |
| 15 | #define RSS_HASHTYPE_IP_TCP 0x3 |
| 16 | |
| 17 | /* status descriptor mailbox data |
| 18 | * @phy_addr: physical address of buffer |
| 19 | * @sds_ring_size: buffer size |
| 20 | * @intrpt_id: interrupt id |
| 21 | * @intrpt_val: source of interrupt |
| 22 | */ |
| 23 | struct qlcnic_sds_mbx { |
| 24 | u64 phy_addr; |
| 25 | u8 rsvd1[16]; |
| 26 | u16 sds_ring_size; |
| 27 | u16 rsvd2[3]; |
| 28 | u16 intrpt_id; |
| 29 | u8 intrpt_val; |
| 30 | u8 rsvd3[5]; |
| 31 | } __packed; |
| 32 | |
| 33 | /* receive descriptor buffer data |
| 34 | * phy_addr_reg: physical address of regular buffer |
| 35 | * phy_addr_jmb: physical address of jumbo buffer |
| 36 | * reg_ring_sz: size of regular buffer |
| 37 | * reg_ring_len: no. of entries in regular buffer |
| 38 | * jmb_ring_len: no. of entries in jumbo buffer |
| 39 | * jmb_ring_sz: size of jumbo buffer |
| 40 | */ |
| 41 | struct qlcnic_rds_mbx { |
| 42 | u64 phy_addr_reg; |
| 43 | u64 phy_addr_jmb; |
| 44 | u16 reg_ring_sz; |
| 45 | u16 reg_ring_len; |
| 46 | u16 jmb_ring_sz; |
| 47 | u16 jmb_ring_len; |
| 48 | } __packed; |
| 49 | |
| 50 | /* host producers for regular and jumbo rings */ |
| 51 | struct __host_producer_mbx { |
| 52 | u32 reg_buf; |
| 53 | u32 jmb_buf; |
| 54 | } __packed; |
| 55 | |
| 56 | /* Receive context mailbox data outbox registers |
| 57 | * @state: state of the context |
| 58 | * @vport_id: virtual port id |
| 59 | * @context_id: receive context id |
| 60 | * @num_pci_func: number of pci functions of the port |
| 61 | * @phy_port: physical port id |
| 62 | */ |
| 63 | struct qlcnic_rcv_mbx_out { |
| 64 | u8 rcv_num; |
| 65 | u8 sts_num; |
| 66 | u16 ctx_id; |
| 67 | u8 state; |
| 68 | u8 num_pci_func; |
| 69 | u8 phy_port; |
| 70 | u8 vport_id; |
| 71 | u32 host_csmr[QLCNIC_MAX_RING_SETS]; |
| 72 | struct __host_producer_mbx host_prod[QLCNIC_MAX_RING_SETS]; |
| 73 | } __packed; |
| 74 | |
| 75 | struct qlcnic_add_rings_mbx_out { |
| 76 | u8 rcv_num; |
| 77 | u8 sts_num; |
| 78 | u16 ctx_id; |
| 79 | u32 host_csmr[QLCNIC_MAX_RING_SETS]; |
| 80 | struct __host_producer_mbx host_prod[QLCNIC_MAX_RING_SETS]; |
| 81 | } __packed; |
| 82 | |
| 83 | /* Transmit context mailbox inbox registers |
| 84 | * @phys_addr: DMA address of the transmit buffer |
| 85 | * @cnsmr_index: host consumer index |
| 86 | * @size: legth of transmit buffer ring |
| 87 | * @intr_id: interrput id |
| 88 | * @src: src of interrupt |
| 89 | */ |
| 90 | struct qlcnic_tx_mbx { |
| 91 | u64 phys_addr; |
| 92 | u64 cnsmr_index; |
| 93 | u16 size; |
| 94 | u16 intr_id; |
| 95 | u8 src; |
| 96 | u8 rsvd[3]; |
| 97 | } __packed; |
| 98 | |
| 99 | /* Transmit context mailbox outbox registers |
| 100 | * @host_prod: host producer index |
| 101 | * @ctx_id: transmit context id |
| 102 | * @state: state of the transmit context |
| 103 | */ |
| 104 | struct qlcnic_tx_mbx_out { |
| 105 | u32 host_prod; |
| 106 | u16 ctx_id; |
| 107 | u8 state; |
| 108 | u8 rsvd; |
| 109 | } __packed; |
| 110 | |
| 111 | static const struct qlcnic_mailbox_metadata qlcnic_83xx_mbx_tbl[] = { |
| 112 | {QLCNIC_CMD_CONFIGURE_IP_ADDR, 6, 1}, |
| 113 | {QLCNIC_CMD_CONFIG_INTRPT, 18, 34}, |
| 114 | {QLCNIC_CMD_CREATE_RX_CTX, 136, 27}, |
| 115 | {QLCNIC_CMD_DESTROY_RX_CTX, 2, 1}, |
| 116 | {QLCNIC_CMD_CREATE_TX_CTX, 54, 18}, |
| 117 | {QLCNIC_CMD_DESTROY_TX_CTX, 2, 1}, |
| 118 | {QLCNIC_CMD_CONFIGURE_MAC_LEARNING, 2, 1}, |
| 119 | {QLCNIC_CMD_INTRPT_TEST, 22, 12}, |
| 120 | {QLCNIC_CMD_SET_MTU, 3, 1}, |
| 121 | {QLCNIC_CMD_READ_PHY, 4, 2}, |
| 122 | {QLCNIC_CMD_WRITE_PHY, 5, 1}, |
| 123 | {QLCNIC_CMD_READ_HW_REG, 4, 1}, |
| 124 | {QLCNIC_CMD_GET_FLOW_CTL, 4, 2}, |
| 125 | {QLCNIC_CMD_SET_FLOW_CTL, 4, 1}, |
| 126 | {QLCNIC_CMD_READ_MAX_MTU, 4, 2}, |
| 127 | {QLCNIC_CMD_READ_MAX_LRO, 4, 2}, |
| 128 | {QLCNIC_CMD_MAC_ADDRESS, 4, 3}, |
| 129 | {QLCNIC_CMD_GET_PCI_INFO, 1, 66}, |
| 130 | {QLCNIC_CMD_GET_NIC_INFO, 2, 19}, |
| 131 | {QLCNIC_CMD_SET_NIC_INFO, 32, 1}, |
| 132 | {QLCNIC_CMD_GET_ESWITCH_CAPABILITY, 4, 3}, |
| 133 | {QLCNIC_CMD_TOGGLE_ESWITCH, 4, 1}, |
| 134 | {QLCNIC_CMD_GET_ESWITCH_STATUS, 4, 3}, |
| 135 | {QLCNIC_CMD_SET_PORTMIRRORING, 4, 1}, |
| 136 | {QLCNIC_CMD_CONFIGURE_ESWITCH, 4, 1}, |
| 137 | {QLCNIC_CMD_GET_ESWITCH_PORT_CONFIG, 4, 3}, |
| 138 | {QLCNIC_CMD_GET_ESWITCH_STATS, 5, 1}, |
| 139 | {QLCNIC_CMD_CONFIG_PORT, 4, 1}, |
| 140 | {QLCNIC_CMD_TEMP_SIZE, 1, 4}, |
| 141 | {QLCNIC_CMD_GET_TEMP_HDR, 5, 5}, |
| 142 | {QLCNIC_CMD_GET_LINK_EVENT, 2, 1}, |
| 143 | {QLCNIC_CMD_CONFIG_MAC_VLAN, 4, 3}, |
| 144 | {QLCNIC_CMD_CONFIG_INTR_COAL, 6, 1}, |
| 145 | {QLCNIC_CMD_CONFIGURE_RSS, 14, 1}, |
| 146 | {QLCNIC_CMD_CONFIGURE_LED, 2, 1}, |
| 147 | {QLCNIC_CMD_CONFIGURE_MAC_RX_MODE, 2, 1}, |
| 148 | {QLCNIC_CMD_CONFIGURE_HW_LRO, 2, 1}, |
| 149 | {QLCNIC_CMD_GET_STATISTICS, 2, 80}, |
| 150 | {QLCNIC_CMD_SET_PORT_CONFIG, 2, 1}, |
| 151 | {QLCNIC_CMD_GET_PORT_CONFIG, 2, 2}, |
| 152 | {QLCNIC_CMD_GET_LINK_STATUS, 2, 4}, |
| 153 | {QLCNIC_CMD_IDC_ACK, 5, 1}, |
| 154 | {QLCNIC_CMD_INIT_NIC_FUNC, 2, 1}, |
| 155 | {QLCNIC_CMD_STOP_NIC_FUNC, 2, 1}, |
| 156 | {QLCNIC_CMD_SET_LED_CONFIG, 5, 1}, |
| 157 | {QLCNIC_CMD_GET_LED_CONFIG, 1, 5}, |
| 158 | {QLCNIC_CMD_ADD_RCV_RINGS, 130, 26}, |
| 159 | }; |
| 160 | |
| 161 | static const u32 qlcnic_83xx_ext_reg_tbl[] = { |
| 162 | 0x38CC, /* Global Reset */ |
| 163 | 0x38F0, /* Wildcard */ |
| 164 | 0x38FC, /* Informant */ |
| 165 | 0x3038, /* Host MBX ctrl */ |
| 166 | 0x303C, /* FW MBX ctrl */ |
| 167 | 0x355C, /* BOOT LOADER ADDRESS REG */ |
| 168 | 0x3560, /* BOOT LOADER SIZE REG */ |
| 169 | 0x3564, /* FW IMAGE ADDR REG */ |
| 170 | 0x1000, /* MBX intr enable */ |
| 171 | 0x1200, /* Default Intr mask */ |
| 172 | 0x1204, /* Default Interrupt ID */ |
| 173 | 0x3780, /* QLC_83XX_IDC_MAJ_VERSION */ |
| 174 | 0x3784, /* QLC_83XX_IDC_DEV_STATE */ |
| 175 | 0x3788, /* QLC_83XX_IDC_DRV_PRESENCE */ |
| 176 | 0x378C, /* QLC_83XX_IDC_DRV_ACK */ |
| 177 | 0x3790, /* QLC_83XX_IDC_CTRL */ |
| 178 | 0x3794, /* QLC_83XX_IDC_DRV_AUDIT */ |
| 179 | 0x3798, /* QLC_83XX_IDC_MIN_VERSION */ |
| 180 | 0x379C, /* QLC_83XX_RECOVER_DRV_LOCK */ |
| 181 | 0x37A0, /* QLC_83XX_IDC_PF_0 */ |
| 182 | 0x37A4, /* QLC_83XX_IDC_PF_1 */ |
| 183 | 0x37A8, /* QLC_83XX_IDC_PF_2 */ |
| 184 | 0x37AC, /* QLC_83XX_IDC_PF_3 */ |
| 185 | 0x37B0, /* QLC_83XX_IDC_PF_4 */ |
| 186 | 0x37B4, /* QLC_83XX_IDC_PF_5 */ |
| 187 | 0x37B8, /* QLC_83XX_IDC_PF_6 */ |
| 188 | 0x37BC, /* QLC_83XX_IDC_PF_7 */ |
| 189 | 0x37C0, /* QLC_83XX_IDC_PF_8 */ |
| 190 | 0x37C4, /* QLC_83XX_IDC_PF_9 */ |
| 191 | 0x37C8, /* QLC_83XX_IDC_PF_10 */ |
| 192 | 0x37CC, /* QLC_83XX_IDC_PF_11 */ |
| 193 | 0x37D0, /* QLC_83XX_IDC_PF_12 */ |
| 194 | 0x37D4, /* QLC_83XX_IDC_PF_13 */ |
| 195 | 0x37D8, /* QLC_83XX_IDC_PF_14 */ |
| 196 | 0x37DC, /* QLC_83XX_IDC_PF_15 */ |
| 197 | 0x37E0, /* QLC_83XX_IDC_DEV_PARTITION_INFO_1 */ |
| 198 | 0x37E4, /* QLC_83XX_IDC_DEV_PARTITION_INFO_2 */ |
| 199 | 0x37F0, /* QLC_83XX_DRV_OP_MODE */ |
| 200 | 0x37F4, /* QLC_83XX_VNIC_STATE */ |
| 201 | 0x3868, /* QLC_83XX_DRV_LOCK */ |
| 202 | 0x386C, /* QLC_83XX_DRV_UNLOCK */ |
| 203 | 0x3504, /* QLC_83XX_DRV_LOCK_ID */ |
| 204 | 0x34A4, /* QLC_83XX_ASIC_TEMP */ |
| 205 | }; |
| 206 | |
| 207 | static const u32 qlcnic_83xx_reg_tbl[] = { |
| 208 | 0x34A8, /* PEG_HALT_STAT1 */ |
| 209 | 0x34AC, /* PEG_HALT_STAT2 */ |
| 210 | 0x34B0, /* FW_HEARTBEAT */ |
| 211 | 0x3500, /* FLASH LOCK_ID */ |
| 212 | 0x3528, /* FW_CAPABILITIES */ |
| 213 | 0x3538, /* Driver active, DRV_REG0 */ |
| 214 | 0x3540, /* Device state, DRV_REG1 */ |
| 215 | 0x3544, /* Driver state, DRV_REG2 */ |
| 216 | 0x3548, /* Driver scratch, DRV_REG3 */ |
| 217 | 0x354C, /* Device partiton info, DRV_REG4 */ |
| 218 | 0x3524, /* Driver IDC ver, DRV_REG5 */ |
| 219 | 0x3550, /* FW_VER_MAJOR */ |
| 220 | 0x3554, /* FW_VER_MINOR */ |
| 221 | 0x3558, /* FW_VER_SUB */ |
| 222 | 0x359C, /* NPAR STATE */ |
| 223 | 0x35FC, /* FW_IMG_VALID */ |
| 224 | 0x3650, /* CMD_PEG_STATE */ |
| 225 | 0x373C, /* RCV_PEG_STATE */ |
| 226 | 0x37B4, /* ASIC TEMP */ |
| 227 | 0x356C, /* FW API */ |
| 228 | 0x3570, /* DRV OP MODE */ |
| 229 | 0x3850, /* FLASH LOCK */ |
| 230 | 0x3854, /* FLASH UNLOCK */ |
| 231 | }; |
| 232 | |
| 233 | static struct qlcnic_hardware_ops qlcnic_83xx_hw_ops = { |
| 234 | .read_crb = qlcnic_83xx_read_crb, |
| 235 | .write_crb = qlcnic_83xx_write_crb, |
| 236 | .read_reg = qlcnic_83xx_rd_reg_indirect, |
| 237 | .write_reg = qlcnic_83xx_wrt_reg_indirect, |
| 238 | .get_mac_address = qlcnic_83xx_get_mac_address, |
| 239 | .setup_intr = qlcnic_83xx_setup_intr, |
| 240 | .alloc_mbx_args = qlcnic_83xx_alloc_mbx_args, |
| 241 | .mbx_cmd = qlcnic_83xx_mbx_op, |
| 242 | .get_func_no = qlcnic_83xx_get_func_no, |
| 243 | .api_lock = qlcnic_83xx_cam_lock, |
| 244 | .api_unlock = qlcnic_83xx_cam_unlock, |
Sony Chacko | 319ecf1 | 2013-01-01 03:20:22 +0000 | [diff] [blame] | 245 | .add_sysfs = qlcnic_83xx_add_sysfs, |
| 246 | .remove_sysfs = qlcnic_83xx_remove_sysfs, |
Sony Chacko | 4be41e9 | 2013-01-01 03:20:20 +0000 | [diff] [blame] | 247 | .process_lb_rcv_ring_diag = qlcnic_83xx_process_rcv_ring_diag, |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 248 | .create_rx_ctx = qlcnic_83xx_create_rx_ctx, |
| 249 | .create_tx_ctx = qlcnic_83xx_create_tx_ctx, |
| 250 | .setup_link_event = qlcnic_83xx_setup_link_event, |
| 251 | .get_nic_info = qlcnic_83xx_get_nic_info, |
| 252 | .get_pci_info = qlcnic_83xx_get_pci_info, |
| 253 | .set_nic_info = qlcnic_83xx_set_nic_info, |
| 254 | .change_macvlan = qlcnic_83xx_sre_macaddr_change, |
Sony Chacko | 4be41e9 | 2013-01-01 03:20:20 +0000 | [diff] [blame] | 255 | .napi_enable = qlcnic_83xx_napi_enable, |
| 256 | .napi_disable = qlcnic_83xx_napi_disable, |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 257 | .config_intr_coal = qlcnic_83xx_config_intr_coal, |
| 258 | .config_rss = qlcnic_83xx_config_rss, |
| 259 | .config_hw_lro = qlcnic_83xx_config_hw_lro, |
| 260 | .config_loopback = qlcnic_83xx_set_lb_mode, |
| 261 | .clear_loopback = qlcnic_83xx_clear_lb_mode, |
| 262 | .config_promisc_mode = qlcnic_83xx_nic_set_promisc, |
| 263 | .change_l2_filter = qlcnic_83xx_change_l2_filter, |
| 264 | .get_board_info = qlcnic_83xx_get_port_info, |
| 265 | }; |
| 266 | |
| 267 | static struct qlcnic_nic_template qlcnic_83xx_ops = { |
| 268 | .config_bridged_mode = qlcnic_config_bridged_mode, |
| 269 | .config_led = qlcnic_config_led, |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 270 | .request_reset = qlcnic_83xx_idc_request_reset, |
| 271 | .cancel_idc_work = qlcnic_83xx_idc_exit, |
Sony Chacko | 4be41e9 | 2013-01-01 03:20:20 +0000 | [diff] [blame] | 272 | .napi_add = qlcnic_83xx_napi_add, |
| 273 | .napi_del = qlcnic_83xx_napi_del, |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 274 | .config_ipaddr = qlcnic_83xx_config_ipaddr, |
| 275 | .clear_legacy_intr = qlcnic_83xx_clear_legacy_intr, |
| 276 | }; |
| 277 | |
| 278 | void qlcnic_83xx_register_map(struct qlcnic_hardware_context *ahw) |
| 279 | { |
| 280 | ahw->hw_ops = &qlcnic_83xx_hw_ops; |
| 281 | ahw->reg_tbl = (u32 *)qlcnic_83xx_reg_tbl; |
| 282 | ahw->ext_reg_tbl = (u32 *)qlcnic_83xx_ext_reg_tbl; |
| 283 | } |
| 284 | |
| 285 | int qlcnic_83xx_get_fw_version(struct qlcnic_adapter *adapter) |
| 286 | { |
| 287 | u32 fw_major, fw_minor, fw_build; |
| 288 | struct pci_dev *pdev = adapter->pdev; |
| 289 | |
| 290 | fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR); |
| 291 | fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR); |
| 292 | fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB); |
| 293 | adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build); |
| 294 | |
| 295 | dev_info(&pdev->dev, "Driver v%s, firmware version %d.%d.%d\n", |
| 296 | QLCNIC_LINUX_VERSIONID, fw_major, fw_minor, fw_build); |
| 297 | |
| 298 | return adapter->fw_version; |
| 299 | } |
| 300 | |
| 301 | static int __qlcnic_set_win_base(struct qlcnic_adapter *adapter, u32 addr) |
| 302 | { |
| 303 | void __iomem *base; |
| 304 | u32 val; |
| 305 | |
| 306 | base = adapter->ahw->pci_base0 + |
| 307 | QLC_83XX_CRB_WIN_FUNC(adapter->ahw->pci_func); |
| 308 | writel(addr, base); |
| 309 | val = readl(base); |
| 310 | if (val != addr) |
| 311 | return -EIO; |
| 312 | |
| 313 | return 0; |
| 314 | } |
| 315 | |
| 316 | int qlcnic_83xx_rd_reg_indirect(struct qlcnic_adapter *adapter, ulong addr) |
| 317 | { |
| 318 | int ret; |
| 319 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 320 | |
| 321 | ret = __qlcnic_set_win_base(adapter, (u32) addr); |
| 322 | if (!ret) { |
| 323 | return QLCRDX(ahw, QLCNIC_WILDCARD); |
| 324 | } else { |
| 325 | dev_err(&adapter->pdev->dev, |
| 326 | "%s failed, addr = 0x%x\n", __func__, (int)addr); |
| 327 | return -EIO; |
| 328 | } |
| 329 | } |
| 330 | |
| 331 | int qlcnic_83xx_wrt_reg_indirect(struct qlcnic_adapter *adapter, ulong addr, |
| 332 | u32 data) |
| 333 | { |
| 334 | int err; |
| 335 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 336 | |
| 337 | err = __qlcnic_set_win_base(adapter, (u32) addr); |
| 338 | if (!err) { |
| 339 | QLCWRX(ahw, QLCNIC_WILDCARD, data); |
| 340 | return 0; |
| 341 | } else { |
| 342 | dev_err(&adapter->pdev->dev, |
| 343 | "%s failed, addr = 0x%x data = 0x%x\n", |
| 344 | __func__, (int)addr, data); |
| 345 | return err; |
| 346 | } |
| 347 | } |
| 348 | |
| 349 | int qlcnic_83xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr) |
| 350 | { |
| 351 | int err, i, num_msix; |
| 352 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 353 | |
| 354 | if (!num_intr) |
| 355 | num_intr = QLCNIC_DEF_NUM_STS_DESC_RINGS; |
| 356 | num_msix = rounddown_pow_of_two(min_t(int, num_online_cpus(), |
| 357 | num_intr)); |
| 358 | /* account for AEN interrupt MSI-X based interrupts */ |
| 359 | num_msix += 1; |
| 360 | num_msix += adapter->max_drv_tx_rings; |
| 361 | err = qlcnic_enable_msix(adapter, num_msix); |
| 362 | if (err == -ENOMEM) |
| 363 | return err; |
| 364 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 365 | num_msix = adapter->ahw->num_msix; |
| 366 | else |
| 367 | num_msix = 1; |
| 368 | /* setup interrupt mapping table for fw */ |
| 369 | ahw->intr_tbl = vzalloc(num_msix * |
| 370 | sizeof(struct qlcnic_intrpt_config)); |
| 371 | if (!ahw->intr_tbl) |
| 372 | return -ENOMEM; |
| 373 | if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) { |
| 374 | /* MSI-X enablement failed, use legacy interrupt */ |
| 375 | adapter->tgt_status_reg = ahw->pci_base0 + QLC_83XX_INTX_PTR; |
| 376 | adapter->tgt_mask_reg = ahw->pci_base0 + QLC_83XX_INTX_MASK; |
| 377 | adapter->isr_int_vec = ahw->pci_base0 + QLC_83XX_INTX_TRGR; |
| 378 | adapter->msix_entries[0].vector = adapter->pdev->irq; |
| 379 | dev_info(&adapter->pdev->dev, "using legacy interrupt\n"); |
| 380 | } |
| 381 | |
| 382 | for (i = 0; i < num_msix; i++) { |
| 383 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 384 | ahw->intr_tbl[i].type = QLCNIC_INTRPT_MSIX; |
| 385 | else |
| 386 | ahw->intr_tbl[i].type = QLCNIC_INTRPT_INTX; |
| 387 | ahw->intr_tbl[i].id = i; |
| 388 | ahw->intr_tbl[i].src = 0; |
| 389 | } |
| 390 | return 0; |
| 391 | } |
| 392 | |
| 393 | inline void qlcnic_83xx_enable_intr(struct qlcnic_adapter *adapter, |
| 394 | struct qlcnic_host_sds_ring *sds_ring) |
| 395 | { |
| 396 | writel(0, sds_ring->crb_intr_mask); |
| 397 | if (!QLCNIC_IS_MSI_FAMILY(adapter)) |
| 398 | writel(0, adapter->tgt_mask_reg); |
| 399 | } |
| 400 | |
| 401 | static inline void qlcnic_83xx_get_mbx_data(struct qlcnic_adapter *adapter, |
| 402 | struct qlcnic_cmd_args *cmd) |
| 403 | { |
| 404 | int i; |
| 405 | for (i = 0; i < cmd->rsp.num; i++) |
| 406 | cmd->rsp.arg[i] = readl(QLCNIC_MBX_FW(adapter->ahw, i)); |
| 407 | } |
| 408 | |
| 409 | irqreturn_t qlcnic_83xx_clear_legacy_intr(struct qlcnic_adapter *adapter) |
| 410 | { |
| 411 | u32 intr_val; |
| 412 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 413 | int retries = 0; |
| 414 | |
| 415 | intr_val = readl(adapter->tgt_status_reg); |
| 416 | |
| 417 | if (!QLC_83XX_VALID_INTX_BIT31(intr_val)) |
| 418 | return IRQ_NONE; |
| 419 | |
| 420 | if (QLC_83XX_INTX_FUNC(intr_val) != adapter->ahw->pci_func) { |
| 421 | adapter->stats.spurious_intr++; |
| 422 | return IRQ_NONE; |
| 423 | } |
| 424 | /* clear the interrupt trigger control register */ |
| 425 | writel(0, adapter->isr_int_vec); |
| 426 | do { |
| 427 | intr_val = readl(adapter->tgt_status_reg); |
| 428 | if (QLC_83XX_INTX_FUNC(intr_val) != ahw->pci_func) |
| 429 | break; |
| 430 | retries++; |
| 431 | } while (QLC_83XX_VALID_INTX_BIT30(intr_val) && |
| 432 | (retries < QLC_83XX_LEGACY_INTX_MAX_RETRY)); |
| 433 | |
| 434 | if (retries == QLC_83XX_LEGACY_INTX_MAX_RETRY) { |
| 435 | dev_info(&adapter->pdev->dev, |
| 436 | "Reached maximum retries to clear legacy interrupt\n"); |
| 437 | return IRQ_NONE; |
| 438 | } |
| 439 | |
| 440 | mdelay(QLC_83XX_LEGACY_INTX_DELAY); |
| 441 | |
| 442 | return IRQ_HANDLED; |
| 443 | } |
| 444 | |
| 445 | irqreturn_t qlcnic_83xx_tmp_intr(int irq, void *data) |
| 446 | { |
| 447 | struct qlcnic_host_sds_ring *sds_ring = data; |
| 448 | struct qlcnic_adapter *adapter = sds_ring->adapter; |
| 449 | |
| 450 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 451 | goto done; |
| 452 | |
| 453 | if (adapter->nic_ops->clear_legacy_intr(adapter) == IRQ_NONE) |
| 454 | return IRQ_NONE; |
| 455 | |
| 456 | done: |
| 457 | adapter->ahw->diag_cnt++; |
| 458 | qlcnic_83xx_enable_intr(adapter, sds_ring); |
| 459 | |
| 460 | return IRQ_HANDLED; |
| 461 | } |
| 462 | |
| 463 | void qlcnic_83xx_free_mbx_intr(struct qlcnic_adapter *adapter) |
| 464 | { |
| 465 | u32 val = 0; |
| 466 | u32 num_msix = adapter->ahw->num_msix - 1; |
| 467 | |
| 468 | val = (num_msix << 8); |
| 469 | |
| 470 | QLCWRX(adapter->ahw, QLCNIC_MBX_INTR_ENBL, val); |
| 471 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 472 | free_irq(adapter->msix_entries[num_msix].vector, adapter); |
| 473 | } |
| 474 | |
| 475 | int qlcnic_83xx_setup_mbx_intr(struct qlcnic_adapter *adapter) |
| 476 | { |
| 477 | irq_handler_t handler; |
| 478 | u32 val; |
| 479 | char name[32]; |
| 480 | int err = 0; |
| 481 | unsigned long flags = 0; |
| 482 | |
| 483 | if (!(adapter->flags & QLCNIC_MSI_ENABLED) && |
| 484 | !(adapter->flags & QLCNIC_MSIX_ENABLED)) |
| 485 | flags |= IRQF_SHARED; |
| 486 | |
| 487 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { |
| 488 | handler = qlcnic_83xx_handle_aen; |
| 489 | val = adapter->msix_entries[adapter->ahw->num_msix - 1].vector; |
| 490 | snprintf(name, (IFNAMSIZ + 4), |
| 491 | "%s[%s]", adapter->netdev->name, "aen"); |
| 492 | err = request_irq(val, handler, flags, name, adapter); |
| 493 | if (err) { |
| 494 | dev_err(&adapter->pdev->dev, |
| 495 | "failed to register MBX interrupt\n"); |
| 496 | return err; |
| 497 | } |
| 498 | } |
| 499 | |
| 500 | /* Enable mailbox interrupt */ |
| 501 | qlcnic_83xx_enable_mbx_intrpt(adapter); |
| 502 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 503 | err = qlcnic_83xx_config_intrpt(adapter, 1); |
| 504 | |
| 505 | return err; |
| 506 | } |
| 507 | |
| 508 | void qlcnic_83xx_get_func_no(struct qlcnic_adapter *adapter) |
| 509 | { |
| 510 | u32 val = QLCRDX(adapter->ahw, QLCNIC_INFORMANT); |
| 511 | adapter->ahw->pci_func = val & 0xf; |
| 512 | } |
| 513 | |
| 514 | int qlcnic_83xx_cam_lock(struct qlcnic_adapter *adapter) |
| 515 | { |
| 516 | void __iomem *addr; |
| 517 | u32 val, limit = 0; |
| 518 | |
| 519 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 520 | |
| 521 | addr = ahw->pci_base0 + QLC_83XX_SEM_LOCK_FUNC(ahw->pci_func); |
| 522 | do { |
| 523 | val = readl(addr); |
| 524 | if (val) { |
| 525 | /* write the function number to register */ |
| 526 | QLC_SHARED_REG_WR32(adapter, QLCNIC_FLASH_LOCK_OWNER, |
| 527 | ahw->pci_func); |
| 528 | return 0; |
| 529 | } |
| 530 | usleep_range(1000, 2000); |
| 531 | } while (++limit <= QLCNIC_PCIE_SEM_TIMEOUT); |
| 532 | |
| 533 | return -EIO; |
| 534 | } |
| 535 | |
| 536 | void qlcnic_83xx_cam_unlock(struct qlcnic_adapter *adapter) |
| 537 | { |
| 538 | void __iomem *addr; |
| 539 | u32 val; |
| 540 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 541 | |
| 542 | addr = ahw->pci_base0 + QLC_83XX_SEM_UNLOCK_FUNC(ahw->pci_func); |
| 543 | val = readl(addr); |
| 544 | } |
| 545 | |
| 546 | void qlcnic_83xx_read_crb(struct qlcnic_adapter *adapter, char *buf, |
| 547 | loff_t offset, size_t size) |
| 548 | { |
| 549 | int ret; |
| 550 | u32 data; |
| 551 | |
| 552 | if (qlcnic_api_lock(adapter)) { |
| 553 | dev_err(&adapter->pdev->dev, |
| 554 | "%s: failed to acquire lock. addr offset 0x%x\n", |
| 555 | __func__, (u32)offset); |
| 556 | return; |
| 557 | } |
| 558 | |
| 559 | ret = qlcnic_83xx_rd_reg_indirect(adapter, (u32) offset); |
| 560 | qlcnic_api_unlock(adapter); |
| 561 | |
| 562 | if (ret == -EIO) { |
| 563 | dev_err(&adapter->pdev->dev, |
| 564 | "%s: failed. addr offset 0x%x\n", |
| 565 | __func__, (u32)offset); |
| 566 | return; |
| 567 | } |
| 568 | data = ret; |
| 569 | memcpy(buf, &data, size); |
| 570 | } |
| 571 | |
| 572 | void qlcnic_83xx_write_crb(struct qlcnic_adapter *adapter, char *buf, |
| 573 | loff_t offset, size_t size) |
| 574 | { |
| 575 | u32 data; |
| 576 | |
| 577 | memcpy(&data, buf, size); |
| 578 | qlcnic_83xx_wrt_reg_indirect(adapter, (u32) offset, data); |
| 579 | } |
| 580 | |
| 581 | int qlcnic_83xx_get_port_info(struct qlcnic_adapter *adapter) |
| 582 | { |
| 583 | int status; |
| 584 | |
| 585 | status = qlcnic_83xx_get_port_config(adapter); |
| 586 | if (status) { |
| 587 | dev_err(&adapter->pdev->dev, |
| 588 | "Get Port Info failed\n"); |
| 589 | } else { |
| 590 | if (QLC_83XX_SFP_10G_CAPABLE(adapter->ahw->port_config)) |
| 591 | adapter->ahw->port_type = QLCNIC_XGBE; |
| 592 | else |
| 593 | adapter->ahw->port_type = QLCNIC_GBE; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 594 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 595 | if (QLC_83XX_AUTONEG(adapter->ahw->port_config)) |
| 596 | adapter->ahw->link_autoneg = AUTONEG_ENABLE; |
| 597 | } |
| 598 | return status; |
| 599 | } |
| 600 | |
| 601 | void qlcnic_83xx_enable_mbx_intrpt(struct qlcnic_adapter *adapter) |
| 602 | { |
| 603 | u32 val; |
| 604 | |
| 605 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 606 | val = BIT_2 | ((adapter->ahw->num_msix - 1) << 8); |
| 607 | else |
| 608 | val = BIT_2; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 609 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 610 | QLCWRX(adapter->ahw, QLCNIC_MBX_INTR_ENBL, val); |
| 611 | } |
| 612 | |
| 613 | void qlcnic_83xx_check_vf(struct qlcnic_adapter *adapter, |
| 614 | const struct pci_device_id *ent) |
| 615 | { |
| 616 | u32 op_mode, priv_level; |
| 617 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 618 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 619 | ahw->fw_hal_version = 2; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 620 | qlcnic_get_func_no(adapter); |
| 621 | |
| 622 | /* Determine function privilege level */ |
| 623 | op_mode = QLCRDX(adapter->ahw, QLC_83XX_DRV_OP_MODE); |
| 624 | if (op_mode == QLC_83XX_DEFAULT_OPMODE) |
| 625 | priv_level = QLCNIC_MGMT_FUNC; |
| 626 | else |
| 627 | priv_level = QLC_83XX_GET_FUNC_PRIVILEGE(op_mode, |
| 628 | ahw->pci_func); |
| 629 | |
| 630 | if (priv_level == QLCNIC_NON_PRIV_FUNC) { |
| 631 | ahw->op_mode = QLCNIC_NON_PRIV_FUNC; |
| 632 | dev_info(&adapter->pdev->dev, |
| 633 | "HAL Version: %d Non Privileged function\n", |
| 634 | ahw->fw_hal_version); |
| 635 | adapter->nic_ops = &qlcnic_vf_ops; |
| 636 | } else { |
| 637 | adapter->nic_ops = &qlcnic_83xx_ops; |
| 638 | } |
| 639 | } |
| 640 | |
| 641 | static void qlcnic_83xx_handle_link_aen(struct qlcnic_adapter *adapter, |
| 642 | u32 data[]); |
| 643 | static void qlcnic_83xx_handle_idc_comp_aen(struct qlcnic_adapter *adapter, |
| 644 | u32 data[]); |
| 645 | |
| 646 | static void qlcnic_dump_mbx(struct qlcnic_adapter *adapter, |
| 647 | struct qlcnic_cmd_args *cmd) |
| 648 | { |
| 649 | int i; |
| 650 | |
| 651 | dev_info(&adapter->pdev->dev, |
| 652 | "Host MBX regs(%d)\n", cmd->req.num); |
| 653 | for (i = 0; i < cmd->req.num; i++) { |
| 654 | if (i && !(i % 8)) |
| 655 | pr_info("\n"); |
| 656 | pr_info("%08x ", cmd->req.arg[i]); |
| 657 | } |
| 658 | pr_info("\n"); |
| 659 | dev_info(&adapter->pdev->dev, |
| 660 | "FW MBX regs(%d)\n", cmd->rsp.num); |
| 661 | for (i = 0; i < cmd->rsp.num; i++) { |
| 662 | if (i && !(i % 8)) |
| 663 | pr_info("\n"); |
| 664 | pr_info("%08x ", cmd->rsp.arg[i]); |
| 665 | } |
| 666 | pr_info("\n"); |
| 667 | } |
| 668 | |
| 669 | static u32 qlcnic_83xx_mbx_poll(struct qlcnic_adapter *adapter) |
| 670 | { |
| 671 | u32 data; |
| 672 | unsigned long wait_time = 0; |
| 673 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 674 | /* wait for mailbox completion */ |
| 675 | do { |
| 676 | data = QLCRDX(ahw, QLCNIC_FW_MBX_CTRL); |
| 677 | if (++wait_time > QLCNIC_MBX_TIMEOUT) { |
| 678 | data = QLCNIC_RCODE_TIMEOUT; |
| 679 | break; |
| 680 | } |
| 681 | mdelay(1); |
| 682 | } while (!data); |
| 683 | return data; |
| 684 | } |
| 685 | |
| 686 | int qlcnic_83xx_mbx_op(struct qlcnic_adapter *adapter, |
| 687 | struct qlcnic_cmd_args *cmd) |
| 688 | { |
| 689 | int i; |
| 690 | u16 opcode; |
| 691 | u8 mbx_err_code, mac_cmd_rcode; |
| 692 | u32 rsp, mbx_val, fw_data, rsp_num, mbx_cmd, temp, fw[8]; |
| 693 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 694 | |
| 695 | opcode = LSW(cmd->req.arg[0]); |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 696 | if (!test_bit(QLC_83XX_MBX_READY, &adapter->ahw->idc.status)) { |
| 697 | dev_info(&adapter->pdev->dev, |
| 698 | "Mailbox cmd attempted, 0x%x\n", opcode); |
| 699 | dev_info(&adapter->pdev->dev, "Mailbox detached\n"); |
| 700 | return 0; |
| 701 | } |
| 702 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 703 | spin_lock(&ahw->mbx_lock); |
| 704 | mbx_val = QLCRDX(ahw, QLCNIC_HOST_MBX_CTRL); |
| 705 | |
| 706 | if (mbx_val) { |
| 707 | QLCDB(adapter, DRV, |
| 708 | "Mailbox cmd attempted, 0x%x\n", opcode); |
| 709 | QLCDB(adapter, DRV, |
| 710 | "Mailbox not available, 0x%x, collect FW dump\n", |
| 711 | mbx_val); |
| 712 | cmd->rsp.arg[0] = QLCNIC_RCODE_TIMEOUT; |
| 713 | spin_unlock(&ahw->mbx_lock); |
| 714 | return cmd->rsp.arg[0]; |
| 715 | } |
| 716 | |
| 717 | /* Fill in mailbox registers */ |
| 718 | mbx_cmd = cmd->req.arg[0]; |
| 719 | writel(mbx_cmd, QLCNIC_MBX_HOST(ahw, 0)); |
| 720 | for (i = 1; i < cmd->req.num; i++) |
| 721 | writel(cmd->req.arg[i], QLCNIC_MBX_HOST(ahw, i)); |
| 722 | |
| 723 | /* Signal FW about the impending command */ |
| 724 | QLCWRX(ahw, QLCNIC_HOST_MBX_CTRL, QLCNIC_SET_OWNER); |
| 725 | poll: |
| 726 | rsp = qlcnic_83xx_mbx_poll(adapter); |
| 727 | /* Get the FW response data */ |
| 728 | fw_data = readl(QLCNIC_MBX_FW(ahw, 0)); |
| 729 | mbx_err_code = QLCNIC_MBX_STATUS(fw_data); |
| 730 | rsp_num = QLCNIC_MBX_NUM_REGS(fw_data); |
| 731 | opcode = QLCNIC_MBX_RSP(fw_data); |
| 732 | |
| 733 | if (rsp != QLCNIC_RCODE_TIMEOUT) { |
| 734 | if (opcode == QLCNIC_MBX_LINK_EVENT) { |
| 735 | for (i = 0; i < rsp_num; i++) { |
| 736 | temp = readl(QLCNIC_MBX_FW(ahw, i)); |
| 737 | fw[i] = temp; |
| 738 | } |
| 739 | qlcnic_83xx_handle_link_aen(adapter, fw); |
| 740 | /* clear fw mbx control register */ |
| 741 | QLCWRX(ahw, QLCNIC_FW_MBX_CTRL, QLCNIC_CLR_OWNER); |
| 742 | mbx_val = QLCRDX(ahw, QLCNIC_HOST_MBX_CTRL); |
| 743 | if (mbx_val) |
| 744 | goto poll; |
| 745 | } else if (opcode == QLCNIC_MBX_COMP_EVENT) { |
| 746 | for (i = 0; i < rsp_num; i++) { |
| 747 | temp = readl(QLCNIC_MBX_FW(ahw, i)); |
| 748 | fw[i] = temp; |
| 749 | } |
| 750 | qlcnic_83xx_handle_idc_comp_aen(adapter, fw); |
| 751 | /* clear fw mbx control register */ |
| 752 | QLCWRX(ahw, QLCNIC_FW_MBX_CTRL, QLCNIC_CLR_OWNER); |
| 753 | mbx_val = QLCRDX(ahw, QLCNIC_HOST_MBX_CTRL); |
| 754 | if (mbx_val) |
| 755 | goto poll; |
| 756 | } else if (opcode == QLCNIC_MBX_REQUEST_EVENT) { |
| 757 | /* IDC Request Notification */ |
| 758 | for (i = 0; i < rsp_num; i++) { |
| 759 | temp = readl(QLCNIC_MBX_FW(ahw, i)); |
| 760 | fw[i] = temp; |
| 761 | } |
| 762 | for (i = 0; i < QLC_83XX_MBX_AEN_CNT; i++) { |
| 763 | temp = QLCNIC_MBX_RSP(fw[i]); |
| 764 | adapter->ahw->mbox_aen[i] = temp; |
| 765 | } |
| 766 | queue_delayed_work(adapter->qlcnic_wq, |
| 767 | &adapter->idc_aen_work, 0); |
| 768 | /* clear fw mbx control register */ |
| 769 | QLCWRX(ahw, QLCNIC_FW_MBX_CTRL, QLCNIC_CLR_OWNER); |
| 770 | mbx_val = QLCRDX(ahw, QLCNIC_HOST_MBX_CTRL); |
| 771 | if (mbx_val) |
| 772 | goto poll; |
| 773 | } else if ((mbx_err_code == QLCNIC_MBX_RSP_OK) || |
| 774 | (mbx_err_code == QLCNIC_MBX_PORT_RSP_OK)) { |
| 775 | qlcnic_83xx_get_mbx_data(adapter, cmd); |
| 776 | rsp = QLCNIC_RCODE_SUCCESS; |
| 777 | } else { |
| 778 | qlcnic_83xx_get_mbx_data(adapter, cmd); |
| 779 | if (opcode == QLCNIC_CMD_CONFIG_MAC_VLAN) { |
| 780 | fw_data = readl(QLCNIC_MBX_FW(ahw, 2)); |
| 781 | mac_cmd_rcode = (u8)fw_data; |
| 782 | if (mac_cmd_rcode == QLC_83XX_NO_NIC_RESOURCE || |
| 783 | mac_cmd_rcode == QLC_83XX_MAC_PRESENT || |
| 784 | mac_cmd_rcode == QLC_83XX_MAC_ABSENT) { |
| 785 | rsp = QLCNIC_RCODE_SUCCESS; |
| 786 | goto out; |
| 787 | } |
| 788 | } |
| 789 | dev_info(&adapter->pdev->dev, |
| 790 | "MBX command 0x%x failed with err:0x%x\n", |
| 791 | opcode, mbx_err_code); |
| 792 | rsp = mbx_err_code; |
| 793 | qlcnic_dump_mbx(adapter, cmd); |
| 794 | } |
| 795 | } else { |
| 796 | dev_info(&adapter->pdev->dev, |
| 797 | "MBX command 0x%x timed out\n", opcode); |
| 798 | qlcnic_dump_mbx(adapter, cmd); |
| 799 | } |
| 800 | out: |
| 801 | /* clear fw mbx control register */ |
| 802 | QLCWRX(ahw, QLCNIC_FW_MBX_CTRL, QLCNIC_CLR_OWNER); |
| 803 | spin_unlock(&ahw->mbx_lock); |
| 804 | return rsp; |
| 805 | } |
| 806 | |
| 807 | int qlcnic_83xx_alloc_mbx_args(struct qlcnic_cmd_args *mbx, |
| 808 | struct qlcnic_adapter *adapter, u32 type) |
| 809 | { |
| 810 | int i, size; |
| 811 | u32 temp; |
| 812 | const struct qlcnic_mailbox_metadata *mbx_tbl; |
| 813 | |
| 814 | mbx_tbl = qlcnic_83xx_mbx_tbl; |
| 815 | size = ARRAY_SIZE(qlcnic_83xx_mbx_tbl); |
| 816 | for (i = 0; i < size; i++) { |
| 817 | if (type == mbx_tbl[i].cmd) { |
| 818 | mbx->req.num = mbx_tbl[i].in_args; |
| 819 | mbx->rsp.num = mbx_tbl[i].out_args; |
| 820 | mbx->req.arg = kcalloc(mbx->req.num, sizeof(u32), |
| 821 | GFP_ATOMIC); |
| 822 | if (!mbx->req.arg) |
| 823 | return -ENOMEM; |
| 824 | mbx->rsp.arg = kcalloc(mbx->rsp.num, sizeof(u32), |
| 825 | GFP_ATOMIC); |
| 826 | if (!mbx->rsp.arg) { |
| 827 | kfree(mbx->req.arg); |
| 828 | mbx->req.arg = NULL; |
| 829 | return -ENOMEM; |
| 830 | } |
| 831 | memset(mbx->req.arg, 0, sizeof(u32) * mbx->req.num); |
| 832 | memset(mbx->rsp.arg, 0, sizeof(u32) * mbx->rsp.num); |
| 833 | temp = adapter->ahw->fw_hal_version << 29; |
| 834 | mbx->req.arg[0] = (type | (mbx->req.num << 16) | temp); |
| 835 | break; |
| 836 | } |
| 837 | } |
| 838 | return 0; |
| 839 | } |
| 840 | |
| 841 | void qlcnic_83xx_idc_aen_work(struct work_struct *work) |
| 842 | { |
| 843 | struct qlcnic_adapter *adapter; |
| 844 | struct qlcnic_cmd_args cmd; |
| 845 | int i, err = 0; |
| 846 | |
| 847 | adapter = container_of(work, struct qlcnic_adapter, idc_aen_work.work); |
| 848 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_IDC_ACK); |
| 849 | |
| 850 | for (i = 1; i < QLC_83XX_MBX_AEN_CNT; i++) |
| 851 | cmd.req.arg[i] = adapter->ahw->mbox_aen[i]; |
| 852 | |
| 853 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 854 | if (err) |
| 855 | dev_info(&adapter->pdev->dev, |
| 856 | "%s: Mailbox IDC ACK failed.\n", __func__); |
| 857 | qlcnic_free_mbx_args(&cmd); |
| 858 | } |
| 859 | |
| 860 | static void qlcnic_83xx_handle_idc_comp_aen(struct qlcnic_adapter *adapter, |
| 861 | u32 data[]) |
| 862 | { |
| 863 | dev_dbg(&adapter->pdev->dev, "Completion AEN:0x%x.\n", |
| 864 | QLCNIC_MBX_RSP(data[0])); |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 865 | clear_bit(QLC_83XX_IDC_COMP_AEN, &adapter->ahw->idc.status); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 866 | return; |
| 867 | } |
| 868 | |
| 869 | void qlcnic_83xx_process_aen(struct qlcnic_adapter *adapter) |
| 870 | { |
| 871 | u32 mask, resp, event[QLC_83XX_MBX_AEN_CNT]; |
| 872 | int i; |
| 873 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 874 | |
| 875 | if (!spin_trylock(&ahw->mbx_lock)) { |
| 876 | mask = QLCRDX(adapter->ahw, QLCNIC_DEF_INT_MASK); |
| 877 | writel(0, adapter->ahw->pci_base0 + mask); |
| 878 | return; |
| 879 | } |
| 880 | resp = QLCRDX(ahw, QLCNIC_FW_MBX_CTRL); |
| 881 | |
| 882 | if (!(resp & QLCNIC_SET_OWNER)) |
| 883 | goto out; |
| 884 | |
| 885 | for (i = 0; i < QLC_83XX_MBX_AEN_CNT; i++) |
| 886 | event[i] = readl(QLCNIC_MBX_FW(ahw, i)); |
| 887 | |
| 888 | switch (QLCNIC_MBX_RSP(event[0])) { |
| 889 | |
| 890 | case QLCNIC_MBX_LINK_EVENT: |
| 891 | qlcnic_83xx_handle_link_aen(adapter, event); |
| 892 | break; |
| 893 | case QLCNIC_MBX_COMP_EVENT: |
| 894 | qlcnic_83xx_handle_idc_comp_aen(adapter, event); |
| 895 | break; |
| 896 | case QLCNIC_MBX_REQUEST_EVENT: |
| 897 | for (i = 0; i < QLC_83XX_MBX_AEN_CNT; i++) |
| 898 | adapter->ahw->mbox_aen[i] = QLCNIC_MBX_RSP(event[i]); |
| 899 | queue_delayed_work(adapter->qlcnic_wq, |
| 900 | &adapter->idc_aen_work, 0); |
| 901 | break; |
| 902 | case QLCNIC_MBX_TIME_EXTEND_EVENT: |
| 903 | break; |
| 904 | case QLCNIC_MBX_SFP_INSERT_EVENT: |
| 905 | dev_info(&adapter->pdev->dev, "SFP+ Insert AEN:0x%x.\n", |
| 906 | QLCNIC_MBX_RSP(event[0])); |
| 907 | break; |
| 908 | case QLCNIC_MBX_SFP_REMOVE_EVENT: |
| 909 | dev_info(&adapter->pdev->dev, "SFP Removed AEN:0x%x.\n", |
| 910 | QLCNIC_MBX_RSP(event[0])); |
| 911 | break; |
| 912 | default: |
| 913 | dev_dbg(&adapter->pdev->dev, "Unsupported AEN:0x%x.\n", |
| 914 | QLCNIC_MBX_RSP(event[0])); |
| 915 | break; |
| 916 | } |
| 917 | |
| 918 | QLCWRX(ahw, QLCNIC_FW_MBX_CTRL, QLCNIC_CLR_OWNER); |
| 919 | out: |
| 920 | mask = QLCRDX(adapter->ahw, QLCNIC_DEF_INT_MASK); |
| 921 | writel(0, adapter->ahw->pci_base0 + mask); |
| 922 | spin_unlock(&ahw->mbx_lock); |
| 923 | } |
| 924 | |
| 925 | static int qlcnic_83xx_add_rings(struct qlcnic_adapter *adapter) |
| 926 | { |
| 927 | int index, i, err, sds_mbx_size; |
| 928 | u32 *buf, intrpt_id, intr_mask; |
| 929 | u16 context_id; |
| 930 | u8 num_sds; |
| 931 | struct qlcnic_cmd_args cmd; |
| 932 | struct qlcnic_host_sds_ring *sds; |
| 933 | struct qlcnic_sds_mbx sds_mbx; |
| 934 | struct qlcnic_add_rings_mbx_out *mbx_out; |
| 935 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
| 936 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 937 | |
| 938 | sds_mbx_size = sizeof(struct qlcnic_sds_mbx); |
| 939 | context_id = recv_ctx->context_id; |
| 940 | num_sds = (adapter->max_sds_rings - QLCNIC_MAX_RING_SETS); |
| 941 | ahw->hw_ops->alloc_mbx_args(&cmd, adapter, |
| 942 | QLCNIC_CMD_ADD_RCV_RINGS); |
| 943 | cmd.req.arg[1] = 0 | (num_sds << 8) | (context_id << 16); |
| 944 | |
| 945 | /* set up status rings, mbx 2-81 */ |
| 946 | index = 2; |
| 947 | for (i = 8; i < adapter->max_sds_rings; i++) { |
| 948 | memset(&sds_mbx, 0, sds_mbx_size); |
| 949 | sds = &recv_ctx->sds_rings[i]; |
| 950 | sds->consumer = 0; |
| 951 | memset(sds->desc_head, 0, STATUS_DESC_RINGSIZE(sds)); |
| 952 | sds_mbx.phy_addr = sds->phys_addr; |
| 953 | sds_mbx.sds_ring_size = sds->num_desc; |
| 954 | |
| 955 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 956 | intrpt_id = ahw->intr_tbl[i].id; |
| 957 | else |
| 958 | intrpt_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID); |
| 959 | |
| 960 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) |
| 961 | sds_mbx.intrpt_id = intrpt_id; |
| 962 | else |
| 963 | sds_mbx.intrpt_id = 0xffff; |
| 964 | sds_mbx.intrpt_val = 0; |
| 965 | buf = &cmd.req.arg[index]; |
| 966 | memcpy(buf, &sds_mbx, sds_mbx_size); |
| 967 | index += sds_mbx_size / sizeof(u32); |
| 968 | } |
| 969 | |
| 970 | /* send the mailbox command */ |
| 971 | err = ahw->hw_ops->mbx_cmd(adapter, &cmd); |
| 972 | if (err) { |
| 973 | dev_err(&adapter->pdev->dev, |
| 974 | "Failed to add rings %d\n", err); |
| 975 | goto out; |
| 976 | } |
| 977 | |
| 978 | mbx_out = (struct qlcnic_add_rings_mbx_out *)&cmd.rsp.arg[1]; |
| 979 | index = 0; |
| 980 | /* status descriptor ring */ |
| 981 | for (i = 8; i < adapter->max_sds_rings; i++) { |
| 982 | sds = &recv_ctx->sds_rings[i]; |
| 983 | sds->crb_sts_consumer = ahw->pci_base0 + |
| 984 | mbx_out->host_csmr[index]; |
| 985 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 986 | intr_mask = ahw->intr_tbl[i].src; |
| 987 | else |
| 988 | intr_mask = QLCRDX(ahw, QLCNIC_DEF_INT_MASK); |
| 989 | |
| 990 | sds->crb_intr_mask = ahw->pci_base0 + intr_mask; |
| 991 | index++; |
| 992 | } |
| 993 | out: |
| 994 | qlcnic_free_mbx_args(&cmd); |
| 995 | return err; |
| 996 | } |
| 997 | |
| 998 | int qlcnic_83xx_create_rx_ctx(struct qlcnic_adapter *adapter) |
| 999 | { |
| 1000 | int i, err, index, sds_mbx_size, rds_mbx_size; |
| 1001 | u8 num_sds, num_rds; |
| 1002 | u32 *buf, intrpt_id, intr_mask, cap = 0; |
| 1003 | struct qlcnic_host_sds_ring *sds; |
| 1004 | struct qlcnic_host_rds_ring *rds; |
| 1005 | struct qlcnic_sds_mbx sds_mbx; |
| 1006 | struct qlcnic_rds_mbx rds_mbx; |
| 1007 | struct qlcnic_cmd_args cmd; |
| 1008 | struct qlcnic_rcv_mbx_out *mbx_out; |
| 1009 | struct qlcnic_recv_context *recv_ctx = adapter->recv_ctx; |
| 1010 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 1011 | num_rds = adapter->max_rds_rings; |
| 1012 | |
| 1013 | if (adapter->max_sds_rings <= QLCNIC_MAX_RING_SETS) |
| 1014 | num_sds = adapter->max_sds_rings; |
| 1015 | else |
| 1016 | num_sds = QLCNIC_MAX_RING_SETS; |
| 1017 | |
| 1018 | sds_mbx_size = sizeof(struct qlcnic_sds_mbx); |
| 1019 | rds_mbx_size = sizeof(struct qlcnic_rds_mbx); |
| 1020 | cap = QLCNIC_CAP0_LEGACY_CONTEXT; |
| 1021 | |
| 1022 | if (adapter->flags & QLCNIC_FW_LRO_MSS_CAP) |
| 1023 | cap |= QLC_83XX_FW_CAP_LRO_MSS; |
| 1024 | |
| 1025 | /* set mailbox hdr and capabilities */ |
| 1026 | qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1027 | QLCNIC_CMD_CREATE_RX_CTX); |
| 1028 | cmd.req.arg[1] = cap; |
| 1029 | cmd.req.arg[5] = 1 | (num_rds << 5) | (num_sds << 8) | |
| 1030 | (QLC_83XX_HOST_RDS_MODE_UNIQUE << 16); |
| 1031 | /* set up status rings, mbx 8-57/87 */ |
| 1032 | index = QLC_83XX_HOST_SDS_MBX_IDX; |
| 1033 | for (i = 0; i < num_sds; i++) { |
| 1034 | memset(&sds_mbx, 0, sds_mbx_size); |
| 1035 | sds = &recv_ctx->sds_rings[i]; |
| 1036 | sds->consumer = 0; |
| 1037 | memset(sds->desc_head, 0, STATUS_DESC_RINGSIZE(sds)); |
| 1038 | sds_mbx.phy_addr = sds->phys_addr; |
| 1039 | sds_mbx.sds_ring_size = sds->num_desc; |
| 1040 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 1041 | intrpt_id = ahw->intr_tbl[i].id; |
| 1042 | else |
| 1043 | intrpt_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID); |
| 1044 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) |
| 1045 | sds_mbx.intrpt_id = intrpt_id; |
| 1046 | else |
| 1047 | sds_mbx.intrpt_id = 0xffff; |
| 1048 | sds_mbx.intrpt_val = 0; |
| 1049 | buf = &cmd.req.arg[index]; |
| 1050 | memcpy(buf, &sds_mbx, sds_mbx_size); |
| 1051 | index += sds_mbx_size / sizeof(u32); |
| 1052 | } |
| 1053 | /* set up receive rings, mbx 88-111/135 */ |
| 1054 | index = QLCNIC_HOST_RDS_MBX_IDX; |
| 1055 | rds = &recv_ctx->rds_rings[0]; |
| 1056 | rds->producer = 0; |
| 1057 | memset(&rds_mbx, 0, rds_mbx_size); |
| 1058 | rds_mbx.phy_addr_reg = rds->phys_addr; |
| 1059 | rds_mbx.reg_ring_sz = rds->dma_size; |
| 1060 | rds_mbx.reg_ring_len = rds->num_desc; |
| 1061 | /* Jumbo ring */ |
| 1062 | rds = &recv_ctx->rds_rings[1]; |
| 1063 | rds->producer = 0; |
| 1064 | rds_mbx.phy_addr_jmb = rds->phys_addr; |
| 1065 | rds_mbx.jmb_ring_sz = rds->dma_size; |
| 1066 | rds_mbx.jmb_ring_len = rds->num_desc; |
| 1067 | buf = &cmd.req.arg[index]; |
| 1068 | memcpy(buf, &rds_mbx, rds_mbx_size); |
| 1069 | |
| 1070 | /* send the mailbox command */ |
| 1071 | err = ahw->hw_ops->mbx_cmd(adapter, &cmd); |
| 1072 | if (err) { |
| 1073 | dev_err(&adapter->pdev->dev, |
| 1074 | "Failed to create Rx ctx in firmware%d\n", err); |
| 1075 | goto out; |
| 1076 | } |
| 1077 | mbx_out = (struct qlcnic_rcv_mbx_out *)&cmd.rsp.arg[1]; |
| 1078 | recv_ctx->context_id = mbx_out->ctx_id; |
| 1079 | recv_ctx->state = mbx_out->state; |
| 1080 | recv_ctx->virt_port = mbx_out->vport_id; |
| 1081 | dev_info(&adapter->pdev->dev, "Rx Context[%d] Created, state:0x%x\n", |
| 1082 | recv_ctx->context_id, recv_ctx->state); |
| 1083 | /* Receive descriptor ring */ |
| 1084 | /* Standard ring */ |
| 1085 | rds = &recv_ctx->rds_rings[0]; |
| 1086 | rds->crb_rcv_producer = ahw->pci_base0 + |
| 1087 | mbx_out->host_prod[0].reg_buf; |
| 1088 | /* Jumbo ring */ |
| 1089 | rds = &recv_ctx->rds_rings[1]; |
| 1090 | rds->crb_rcv_producer = ahw->pci_base0 + |
| 1091 | mbx_out->host_prod[0].jmb_buf; |
| 1092 | /* status descriptor ring */ |
| 1093 | for (i = 0; i < num_sds; i++) { |
| 1094 | sds = &recv_ctx->sds_rings[i]; |
| 1095 | sds->crb_sts_consumer = ahw->pci_base0 + |
| 1096 | mbx_out->host_csmr[i]; |
| 1097 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 1098 | intr_mask = ahw->intr_tbl[i].src; |
| 1099 | else |
| 1100 | intr_mask = QLCRDX(ahw, QLCNIC_DEF_INT_MASK); |
| 1101 | sds->crb_intr_mask = ahw->pci_base0 + intr_mask; |
| 1102 | } |
| 1103 | |
| 1104 | if (adapter->max_sds_rings > QLCNIC_MAX_RING_SETS) |
| 1105 | err = qlcnic_83xx_add_rings(adapter); |
| 1106 | out: |
| 1107 | qlcnic_free_mbx_args(&cmd); |
| 1108 | return err; |
| 1109 | } |
| 1110 | |
| 1111 | int qlcnic_83xx_create_tx_ctx(struct qlcnic_adapter *adapter, |
| 1112 | struct qlcnic_host_tx_ring *tx, int ring) |
| 1113 | { |
| 1114 | int err; |
| 1115 | u16 msix_id; |
| 1116 | u32 *buf, intr_mask; |
| 1117 | struct qlcnic_cmd_args cmd; |
| 1118 | struct qlcnic_tx_mbx mbx; |
| 1119 | struct qlcnic_tx_mbx_out *mbx_out; |
| 1120 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
| 1121 | |
| 1122 | /* Reset host resources */ |
| 1123 | tx->producer = 0; |
| 1124 | tx->sw_consumer = 0; |
| 1125 | *(tx->hw_consumer) = 0; |
| 1126 | |
| 1127 | memset(&mbx, 0, sizeof(struct qlcnic_tx_mbx)); |
| 1128 | |
| 1129 | /* setup mailbox inbox registerss */ |
| 1130 | mbx.phys_addr = tx->phys_addr; |
| 1131 | mbx.cnsmr_index = tx->hw_cons_phys_addr; |
| 1132 | mbx.size = tx->num_desc; |
| 1133 | if (adapter->flags & QLCNIC_MSIX_ENABLED) |
| 1134 | msix_id = ahw->intr_tbl[adapter->max_sds_rings + ring].id; |
| 1135 | else |
| 1136 | msix_id = QLCRDX(ahw, QLCNIC_DEF_INT_ID); |
| 1137 | if (adapter->ahw->diag_test != QLCNIC_LOOPBACK_TEST) |
| 1138 | mbx.intr_id = msix_id; |
| 1139 | else |
| 1140 | mbx.intr_id = 0xffff; |
| 1141 | mbx.src = 0; |
| 1142 | |
| 1143 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CREATE_TX_CTX); |
| 1144 | cmd.req.arg[1] = QLCNIC_CAP0_LEGACY_CONTEXT; |
| 1145 | cmd.req.arg[5] = QLCNIC_MAX_TX_QUEUES; |
| 1146 | buf = &cmd.req.arg[6]; |
| 1147 | memcpy(buf, &mbx, sizeof(struct qlcnic_tx_mbx)); |
| 1148 | /* send the mailbox command*/ |
| 1149 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1150 | if (err) { |
| 1151 | dev_err(&adapter->pdev->dev, |
| 1152 | "Failed to create Tx ctx in firmware 0x%x\n", err); |
| 1153 | goto out; |
| 1154 | } |
| 1155 | mbx_out = (struct qlcnic_tx_mbx_out *)&cmd.rsp.arg[2]; |
| 1156 | tx->crb_cmd_producer = ahw->pci_base0 + mbx_out->host_prod; |
| 1157 | tx->ctx_id = mbx_out->ctx_id; |
| 1158 | if (adapter->flags & QLCNIC_MSIX_ENABLED) { |
| 1159 | intr_mask = ahw->intr_tbl[adapter->max_sds_rings + ring].src; |
| 1160 | tx->crb_intr_mask = ahw->pci_base0 + intr_mask; |
| 1161 | } |
| 1162 | dev_info(&adapter->pdev->dev, "Tx Context[0x%x] Created, state:0x%x\n", |
| 1163 | tx->ctx_id, mbx_out->state); |
| 1164 | out: |
| 1165 | qlcnic_free_mbx_args(&cmd); |
| 1166 | return err; |
| 1167 | } |
| 1168 | |
Sony Chacko | 319ecf1 | 2013-01-01 03:20:22 +0000 | [diff] [blame] | 1169 | int qlcnic_83xx_config_led(struct qlcnic_adapter *adapter, u32 state, |
| 1170 | u32 beacon) |
| 1171 | { |
| 1172 | struct qlcnic_cmd_args cmd; |
| 1173 | u32 mbx_in; |
| 1174 | int i, status = 0; |
| 1175 | |
| 1176 | if (state) { |
| 1177 | /* Get LED configuration */ |
| 1178 | qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1179 | QLCNIC_CMD_GET_LED_CONFIG); |
| 1180 | status = qlcnic_issue_cmd(adapter, &cmd); |
| 1181 | if (status) { |
| 1182 | dev_err(&adapter->pdev->dev, |
| 1183 | "Get led config failed.\n"); |
| 1184 | goto mbx_err; |
| 1185 | } else { |
| 1186 | for (i = 0; i < 4; i++) |
| 1187 | adapter->ahw->mbox_reg[i] = cmd.rsp.arg[i+1]; |
| 1188 | } |
| 1189 | qlcnic_free_mbx_args(&cmd); |
| 1190 | /* Set LED Configuration */ |
| 1191 | mbx_in = (LSW(QLC_83XX_LED_CONFIG) << 16) | |
| 1192 | LSW(QLC_83XX_LED_CONFIG); |
| 1193 | qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1194 | QLCNIC_CMD_SET_LED_CONFIG); |
| 1195 | cmd.req.arg[1] = mbx_in; |
| 1196 | cmd.req.arg[2] = mbx_in; |
| 1197 | cmd.req.arg[3] = mbx_in; |
| 1198 | if (beacon) |
| 1199 | cmd.req.arg[4] = QLC_83XX_ENABLE_BEACON; |
| 1200 | status = qlcnic_issue_cmd(adapter, &cmd); |
| 1201 | if (status) { |
| 1202 | dev_err(&adapter->pdev->dev, |
| 1203 | "Set led config failed.\n"); |
| 1204 | } |
| 1205 | mbx_err: |
| 1206 | qlcnic_free_mbx_args(&cmd); |
| 1207 | return status; |
| 1208 | |
| 1209 | } else { |
| 1210 | /* Restoring default LED configuration */ |
| 1211 | qlcnic_alloc_mbx_args(&cmd, adapter, |
| 1212 | QLCNIC_CMD_SET_LED_CONFIG); |
| 1213 | cmd.req.arg[1] = adapter->ahw->mbox_reg[0]; |
| 1214 | cmd.req.arg[2] = adapter->ahw->mbox_reg[1]; |
| 1215 | cmd.req.arg[3] = adapter->ahw->mbox_reg[2]; |
| 1216 | if (beacon) |
| 1217 | cmd.req.arg[4] = adapter->ahw->mbox_reg[3]; |
| 1218 | status = qlcnic_issue_cmd(adapter, &cmd); |
| 1219 | if (status) |
| 1220 | dev_err(&adapter->pdev->dev, |
| 1221 | "Restoring led config failed.\n"); |
| 1222 | qlcnic_free_mbx_args(&cmd); |
| 1223 | return status; |
| 1224 | } |
| 1225 | } |
| 1226 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1227 | void qlcnic_83xx_register_nic_idc_func(struct qlcnic_adapter *adapter, |
| 1228 | int enable) |
| 1229 | { |
| 1230 | struct qlcnic_cmd_args cmd; |
| 1231 | int status; |
| 1232 | |
| 1233 | if (enable) { |
| 1234 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_INIT_NIC_FUNC); |
| 1235 | cmd.req.arg[1] = 1 | BIT_0; |
| 1236 | } else { |
| 1237 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_STOP_NIC_FUNC); |
| 1238 | cmd.req.arg[1] = 0 | BIT_0; |
| 1239 | } |
| 1240 | status = qlcnic_issue_cmd(adapter, &cmd); |
| 1241 | if (status) |
| 1242 | dev_err(&adapter->pdev->dev, |
| 1243 | "Failed to %s in NIC IDC function event.\n", |
| 1244 | (enable ? "register" : "unregister")); |
| 1245 | |
| 1246 | qlcnic_free_mbx_args(&cmd); |
| 1247 | } |
| 1248 | |
| 1249 | int qlcnic_83xx_set_port_config(struct qlcnic_adapter *adapter) |
| 1250 | { |
| 1251 | struct qlcnic_cmd_args cmd; |
| 1252 | int err; |
| 1253 | |
| 1254 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_PORT_CONFIG); |
| 1255 | cmd.req.arg[1] = adapter->ahw->port_config; |
| 1256 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1257 | if (err) |
| 1258 | dev_info(&adapter->pdev->dev, "Set Port Config failed.\n"); |
| 1259 | qlcnic_free_mbx_args(&cmd); |
| 1260 | return err; |
| 1261 | } |
| 1262 | |
| 1263 | int qlcnic_83xx_get_port_config(struct qlcnic_adapter *adapter) |
| 1264 | { |
| 1265 | struct qlcnic_cmd_args cmd; |
| 1266 | int err; |
| 1267 | |
| 1268 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_PORT_CONFIG); |
| 1269 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1270 | if (err) |
| 1271 | dev_info(&adapter->pdev->dev, "Get Port config failed\n"); |
| 1272 | else |
| 1273 | adapter->ahw->port_config = cmd.rsp.arg[1]; |
| 1274 | qlcnic_free_mbx_args(&cmd); |
| 1275 | return err; |
| 1276 | } |
| 1277 | |
| 1278 | int qlcnic_83xx_setup_link_event(struct qlcnic_adapter *adapter, int enable) |
| 1279 | { |
| 1280 | int err; |
| 1281 | u32 temp; |
| 1282 | struct qlcnic_cmd_args cmd; |
| 1283 | |
| 1284 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_LINK_EVENT); |
| 1285 | temp = adapter->recv_ctx->context_id << 16; |
| 1286 | cmd.req.arg[1] = (enable ? 1 : 0) | BIT_8 | temp; |
| 1287 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1288 | if (err) |
| 1289 | dev_info(&adapter->pdev->dev, |
| 1290 | "Setup linkevent mailbox failed\n"); |
| 1291 | qlcnic_free_mbx_args(&cmd); |
| 1292 | return err; |
| 1293 | } |
| 1294 | |
| 1295 | int qlcnic_83xx_nic_set_promisc(struct qlcnic_adapter *adapter, u32 mode) |
| 1296 | { |
| 1297 | int err; |
| 1298 | u32 temp; |
| 1299 | struct qlcnic_cmd_args cmd; |
| 1300 | |
| 1301 | if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED) |
| 1302 | return -EIO; |
| 1303 | |
| 1304 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_MAC_RX_MODE); |
| 1305 | temp = adapter->recv_ctx->context_id << 16; |
| 1306 | cmd.req.arg[1] = (mode ? 1 : 0) | temp; |
| 1307 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1308 | if (err) |
| 1309 | dev_info(&adapter->pdev->dev, |
| 1310 | "Promiscous mode config failed\n"); |
| 1311 | qlcnic_free_mbx_args(&cmd); |
| 1312 | |
| 1313 | return err; |
| 1314 | } |
| 1315 | |
| 1316 | int qlcnic_83xx_set_lb_mode(struct qlcnic_adapter *adapter, u8 mode) |
| 1317 | { |
| 1318 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 1319 | int status = 0, loop = 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1320 | u32 config; |
| 1321 | |
| 1322 | status = qlcnic_83xx_get_port_config(adapter); |
| 1323 | if (status) |
| 1324 | return status; |
| 1325 | |
| 1326 | config = ahw->port_config; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 1327 | set_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1328 | |
| 1329 | if (mode == QLCNIC_ILB_MODE) |
| 1330 | ahw->port_config |= QLC_83XX_CFG_LOOPBACK_HSS; |
| 1331 | if (mode == QLCNIC_ELB_MODE) |
| 1332 | ahw->port_config |= QLC_83XX_CFG_LOOPBACK_EXT; |
| 1333 | |
| 1334 | status = qlcnic_83xx_set_port_config(adapter); |
| 1335 | if (status) { |
| 1336 | dev_err(&adapter->pdev->dev, |
| 1337 | "Failed to Set Loopback Mode = 0x%x.\n", |
| 1338 | ahw->port_config); |
| 1339 | ahw->port_config = config; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 1340 | clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1341 | return status; |
| 1342 | } |
| 1343 | |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 1344 | /* Wait until firmware send IDC Completion AEN */ |
| 1345 | do { |
| 1346 | msleep(300); |
| 1347 | if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) { |
| 1348 | dev_err(&adapter->pdev->dev, |
| 1349 | "FW did not generate IDC completion AEN\n"); |
| 1350 | clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
| 1351 | return -EIO; |
| 1352 | } |
| 1353 | } while (test_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status)); |
| 1354 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1355 | qlcnic_sre_macaddr_change(adapter, adapter->mac_addr, 0, |
| 1356 | QLCNIC_MAC_ADD); |
| 1357 | return status; |
| 1358 | } |
| 1359 | |
| 1360 | int qlcnic_83xx_clear_lb_mode(struct qlcnic_adapter *adapter, u8 mode) |
| 1361 | { |
| 1362 | struct qlcnic_hardware_context *ahw = adapter->ahw; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 1363 | int status = 0, loop = 0; |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1364 | u32 config = ahw->port_config; |
| 1365 | |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 1366 | set_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1367 | if (mode == QLCNIC_ILB_MODE) |
| 1368 | ahw->port_config &= ~QLC_83XX_CFG_LOOPBACK_HSS; |
| 1369 | if (mode == QLCNIC_ELB_MODE) |
| 1370 | ahw->port_config &= ~QLC_83XX_CFG_LOOPBACK_EXT; |
| 1371 | |
| 1372 | status = qlcnic_83xx_set_port_config(adapter); |
| 1373 | if (status) { |
| 1374 | dev_err(&adapter->pdev->dev, |
| 1375 | "Failed to Clear Loopback Mode = 0x%x.\n", |
| 1376 | ahw->port_config); |
| 1377 | ahw->port_config = config; |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 1378 | clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1379 | return status; |
| 1380 | } |
| 1381 | |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 1382 | /* Wait until firmware send IDC Completion AEN */ |
| 1383 | do { |
| 1384 | msleep(300); |
| 1385 | if (loop++ > QLCNIC_ILB_MAX_RCV_LOOP) { |
| 1386 | dev_err(&adapter->pdev->dev, |
| 1387 | "Firmware didn't sent IDC completion AEN\n"); |
| 1388 | clear_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status); |
| 1389 | return -EIO; |
| 1390 | } |
| 1391 | } while (test_bit(QLC_83XX_IDC_COMP_AEN, &ahw->idc.status)); |
| 1392 | |
Sony Chacko | 7f96645 | 2013-01-01 03:20:19 +0000 | [diff] [blame] | 1393 | qlcnic_sre_macaddr_change(adapter, adapter->mac_addr, 0, |
| 1394 | QLCNIC_MAC_DEL); |
| 1395 | return status; |
| 1396 | } |
| 1397 | |
| 1398 | void qlcnic_83xx_config_ipaddr(struct qlcnic_adapter *adapter, __be32 ip, |
| 1399 | int mode) |
| 1400 | { |
| 1401 | int err; |
| 1402 | u32 temp; |
| 1403 | struct qlcnic_cmd_args cmd; |
| 1404 | |
| 1405 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_IP_ADDR); |
| 1406 | if (mode == QLCNIC_IP_UP) { |
| 1407 | temp = adapter->recv_ctx->context_id << 16; |
| 1408 | cmd.req.arg[1] = 1 | temp; |
| 1409 | } else { |
| 1410 | temp = adapter->recv_ctx->context_id << 16; |
| 1411 | cmd.req.arg[1] = 2 | temp; |
| 1412 | } |
| 1413 | cmd.req.arg[2] = ntohl(ip); |
| 1414 | |
| 1415 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1416 | if (err != QLCNIC_RCODE_SUCCESS) |
| 1417 | dev_err(&adapter->netdev->dev, |
| 1418 | "could not notify %s IP 0x%x request\n", |
| 1419 | (mode == QLCNIC_IP_UP) ? "Add" : "Remove", ip); |
| 1420 | qlcnic_free_mbx_args(&cmd); |
| 1421 | } |
| 1422 | |
| 1423 | int qlcnic_83xx_config_hw_lro(struct qlcnic_adapter *adapter, int mode) |
| 1424 | { |
| 1425 | int err; |
| 1426 | u32 temp, arg1; |
| 1427 | struct qlcnic_cmd_args cmd; |
| 1428 | |
| 1429 | if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED) |
| 1430 | return 0; |
| 1431 | |
| 1432 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_HW_LRO); |
| 1433 | temp = adapter->recv_ctx->context_id << 16; |
| 1434 | arg1 = (mode ? (BIT_0 | BIT_1 | BIT_3) : 0) | temp; |
| 1435 | cmd.req.arg[1] = arg1; |
| 1436 | |
| 1437 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1438 | if (err) |
| 1439 | dev_info(&adapter->pdev->dev, "LRO config failed\n"); |
| 1440 | qlcnic_free_mbx_args(&cmd); |
| 1441 | |
| 1442 | return err; |
| 1443 | } |
| 1444 | |
| 1445 | int qlcnic_83xx_config_rss(struct qlcnic_adapter *adapter, int enable) |
| 1446 | { |
| 1447 | int err; |
| 1448 | u32 word; |
| 1449 | struct qlcnic_cmd_args cmd; |
| 1450 | const u64 key[] = { 0xbeac01fa6a42b73bULL, 0x8030f20c77cb2da3ULL, |
| 1451 | 0xae7b30b4d0ca2bcbULL, 0x43a38fb04167253dULL, |
| 1452 | 0x255b0ec26d5a56daULL }; |
| 1453 | |
| 1454 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIGURE_RSS); |
| 1455 | |
| 1456 | /* |
| 1457 | * RSS request: |
| 1458 | * bits 3-0: Rsvd |
| 1459 | * 5-4: hash_type_ipv4 |
| 1460 | * 7-6: hash_type_ipv6 |
| 1461 | * 8: enable |
| 1462 | * 9: use indirection table |
| 1463 | * 16-31: indirection table mask |
| 1464 | */ |
| 1465 | word = ((u32)(RSS_HASHTYPE_IP_TCP & 0x3) << 4) | |
| 1466 | ((u32)(RSS_HASHTYPE_IP_TCP & 0x3) << 6) | |
| 1467 | ((u32)(enable & 0x1) << 8) | |
| 1468 | ((0x7ULL) << 16); |
| 1469 | cmd.req.arg[1] = (adapter->recv_ctx->context_id); |
| 1470 | cmd.req.arg[2] = word; |
| 1471 | memcpy(&cmd.req.arg[4], key, sizeof(key)); |
| 1472 | |
| 1473 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1474 | |
| 1475 | if (err) |
| 1476 | dev_info(&adapter->pdev->dev, "RSS config failed\n"); |
| 1477 | qlcnic_free_mbx_args(&cmd); |
| 1478 | |
| 1479 | return err; |
| 1480 | |
| 1481 | } |
| 1482 | |
| 1483 | int qlcnic_83xx_sre_macaddr_change(struct qlcnic_adapter *adapter, u8 *addr, |
| 1484 | __le16 vlan_id, u8 op) |
| 1485 | { |
| 1486 | int err; |
| 1487 | u32 *buf; |
| 1488 | struct qlcnic_cmd_args cmd; |
| 1489 | struct qlcnic_macvlan_mbx mv; |
| 1490 | |
| 1491 | if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED) |
| 1492 | return -EIO; |
| 1493 | |
| 1494 | err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_MAC_VLAN); |
| 1495 | if (err) |
| 1496 | return err; |
| 1497 | cmd.req.arg[1] = op | (1 << 8) | |
| 1498 | (adapter->recv_ctx->context_id << 16); |
| 1499 | |
| 1500 | mv.vlan = le16_to_cpu(vlan_id); |
| 1501 | memcpy(&mv.mac, addr, ETH_ALEN); |
| 1502 | buf = &cmd.req.arg[2]; |
| 1503 | memcpy(buf, &mv, sizeof(struct qlcnic_macvlan_mbx)); |
| 1504 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1505 | if (err) |
| 1506 | dev_err(&adapter->pdev->dev, |
| 1507 | "MAC-VLAN %s to CAM failed, err=%d.\n", |
| 1508 | ((op == 1) ? "add " : "delete "), err); |
| 1509 | qlcnic_free_mbx_args(&cmd); |
| 1510 | return err; |
| 1511 | } |
| 1512 | |
| 1513 | void qlcnic_83xx_change_l2_filter(struct qlcnic_adapter *adapter, u64 *addr, |
| 1514 | __le16 vlan_id) |
| 1515 | { |
| 1516 | u8 mac[ETH_ALEN]; |
| 1517 | memcpy(&mac, addr, ETH_ALEN); |
| 1518 | qlcnic_83xx_sre_macaddr_change(adapter, mac, vlan_id, QLCNIC_MAC_ADD); |
| 1519 | } |
| 1520 | |
| 1521 | void qlcnic_83xx_configure_mac(struct qlcnic_adapter *adapter, u8 *mac, |
| 1522 | u8 type, struct qlcnic_cmd_args *cmd) |
| 1523 | { |
| 1524 | switch (type) { |
| 1525 | case QLCNIC_SET_STATION_MAC: |
| 1526 | case QLCNIC_SET_FAC_DEF_MAC: |
| 1527 | memcpy(&cmd->req.arg[2], mac, sizeof(u32)); |
| 1528 | memcpy(&cmd->req.arg[3], &mac[4], sizeof(u16)); |
| 1529 | break; |
| 1530 | } |
| 1531 | cmd->req.arg[1] = type; |
| 1532 | } |
| 1533 | |
| 1534 | int qlcnic_83xx_get_mac_address(struct qlcnic_adapter *adapter, u8 *mac) |
| 1535 | { |
| 1536 | int err, i; |
| 1537 | struct qlcnic_cmd_args cmd; |
| 1538 | u32 mac_low, mac_high; |
| 1539 | |
| 1540 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_MAC_ADDRESS); |
| 1541 | qlcnic_83xx_configure_mac(adapter, mac, QLCNIC_GET_CURRENT_MAC, &cmd); |
| 1542 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1543 | |
| 1544 | if (err == QLCNIC_RCODE_SUCCESS) { |
| 1545 | mac_low = cmd.rsp.arg[1]; |
| 1546 | mac_high = cmd.rsp.arg[2]; |
| 1547 | |
| 1548 | for (i = 0; i < 2; i++) |
| 1549 | mac[i] = (u8) (mac_high >> ((1 - i) * 8)); |
| 1550 | for (i = 2; i < 6; i++) |
| 1551 | mac[i] = (u8) (mac_low >> ((5 - i) * 8)); |
| 1552 | } else { |
| 1553 | dev_err(&adapter->pdev->dev, "Failed to get mac address%d\n", |
| 1554 | err); |
| 1555 | err = -EIO; |
| 1556 | } |
| 1557 | qlcnic_free_mbx_args(&cmd); |
| 1558 | return err; |
| 1559 | } |
| 1560 | |
| 1561 | void qlcnic_83xx_config_intr_coal(struct qlcnic_adapter *adapter) |
| 1562 | { |
| 1563 | int err; |
| 1564 | u32 temp; |
| 1565 | struct qlcnic_cmd_args cmd; |
| 1566 | struct qlcnic_nic_intr_coalesce *coal = &adapter->ahw->coal; |
| 1567 | |
| 1568 | if (adapter->recv_ctx->state == QLCNIC_HOST_CTX_STATE_FREED) |
| 1569 | return; |
| 1570 | |
| 1571 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_INTR_COAL); |
| 1572 | cmd.req.arg[1] = 1 | (adapter->recv_ctx->context_id << 16); |
| 1573 | cmd.req.arg[3] = coal->flag; |
| 1574 | temp = coal->rx_time_us << 16; |
| 1575 | cmd.req.arg[2] = coal->rx_packets | temp; |
| 1576 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1577 | if (err != QLCNIC_RCODE_SUCCESS) |
| 1578 | dev_info(&adapter->pdev->dev, |
| 1579 | "Failed to send interrupt coalescence parameters\n"); |
| 1580 | qlcnic_free_mbx_args(&cmd); |
| 1581 | } |
| 1582 | |
| 1583 | static void qlcnic_83xx_handle_link_aen(struct qlcnic_adapter *adapter, |
| 1584 | u32 data[]) |
| 1585 | { |
| 1586 | u8 link_status, duplex; |
| 1587 | /* link speed */ |
| 1588 | link_status = LSB(data[3]) & 1; |
| 1589 | adapter->ahw->link_speed = MSW(data[2]); |
| 1590 | adapter->ahw->link_autoneg = MSB(MSW(data[3])); |
| 1591 | adapter->ahw->module_type = MSB(LSW(data[3])); |
| 1592 | duplex = LSB(MSW(data[3])); |
| 1593 | if (duplex) |
| 1594 | adapter->ahw->link_duplex = DUPLEX_FULL; |
| 1595 | else |
| 1596 | adapter->ahw->link_duplex = DUPLEX_HALF; |
| 1597 | adapter->ahw->has_link_events = 1; |
| 1598 | qlcnic_advert_link_change(adapter, link_status); |
| 1599 | } |
| 1600 | |
| 1601 | irqreturn_t qlcnic_83xx_handle_aen(int irq, void *data) |
| 1602 | { |
| 1603 | struct qlcnic_adapter *adapter = data; |
| 1604 | qlcnic_83xx_process_aen(adapter); |
| 1605 | return IRQ_HANDLED; |
| 1606 | } |
| 1607 | |
| 1608 | int qlcnic_enable_eswitch(struct qlcnic_adapter *adapter, u8 port, u8 enable) |
| 1609 | { |
| 1610 | int err = -EIO; |
| 1611 | struct qlcnic_cmd_args cmd; |
| 1612 | |
| 1613 | if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { |
| 1614 | dev_err(&adapter->pdev->dev, |
| 1615 | "%s: Error, invoked by non management func\n", |
| 1616 | __func__); |
| 1617 | return err; |
| 1618 | } |
| 1619 | |
| 1620 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_TOGGLE_ESWITCH); |
| 1621 | cmd.req.arg[1] = (port & 0xf) | BIT_4; |
| 1622 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1623 | |
| 1624 | if (err != QLCNIC_RCODE_SUCCESS) { |
| 1625 | dev_err(&adapter->pdev->dev, "Failed to enable eswitch%d\n", |
| 1626 | err); |
| 1627 | err = -EIO; |
| 1628 | } |
| 1629 | qlcnic_free_mbx_args(&cmd); |
| 1630 | |
| 1631 | return err; |
| 1632 | |
| 1633 | } |
| 1634 | |
| 1635 | int qlcnic_83xx_set_nic_info(struct qlcnic_adapter *adapter, |
| 1636 | struct qlcnic_info *nic) |
| 1637 | { |
| 1638 | int i, err = -EIO; |
| 1639 | struct qlcnic_cmd_args cmd; |
| 1640 | |
| 1641 | if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) { |
| 1642 | dev_err(&adapter->pdev->dev, |
| 1643 | "%s: Error, invoked by non management func\n", |
| 1644 | __func__); |
| 1645 | return err; |
| 1646 | } |
| 1647 | |
| 1648 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO); |
| 1649 | cmd.req.arg[1] = (nic->pci_func << 16); |
| 1650 | cmd.req.arg[2] = 0x1 << 16; |
| 1651 | cmd.req.arg[3] = nic->phys_port | (nic->switch_mode << 16); |
| 1652 | cmd.req.arg[4] = nic->capabilities; |
| 1653 | cmd.req.arg[5] = (nic->max_mac_filters & 0xFF) | ((nic->max_mtu) << 16); |
| 1654 | cmd.req.arg[6] = (nic->max_tx_ques) | ((nic->max_rx_ques) << 16); |
| 1655 | cmd.req.arg[7] = (nic->min_tx_bw) | ((nic->max_tx_bw) << 16); |
| 1656 | for (i = 8; i < 32; i++) |
| 1657 | cmd.req.arg[i] = 0; |
| 1658 | |
| 1659 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1660 | |
| 1661 | if (err != QLCNIC_RCODE_SUCCESS) { |
| 1662 | dev_err(&adapter->pdev->dev, "Failed to set nic info%d\n", |
| 1663 | err); |
| 1664 | err = -EIO; |
| 1665 | } |
| 1666 | |
| 1667 | qlcnic_free_mbx_args(&cmd); |
| 1668 | |
| 1669 | return err; |
| 1670 | } |
| 1671 | |
| 1672 | int qlcnic_83xx_get_nic_info(struct qlcnic_adapter *adapter, |
| 1673 | struct qlcnic_info *npar_info, u8 func_id) |
| 1674 | { |
| 1675 | int err; |
| 1676 | u32 temp; |
| 1677 | u8 op = 0; |
| 1678 | struct qlcnic_cmd_args cmd; |
| 1679 | |
| 1680 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_NIC_INFO); |
| 1681 | if (func_id != adapter->ahw->pci_func) { |
| 1682 | temp = func_id << 16; |
| 1683 | cmd.req.arg[1] = op | BIT_31 | temp; |
| 1684 | } else { |
| 1685 | cmd.req.arg[1] = adapter->ahw->pci_func << 16; |
| 1686 | } |
| 1687 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1688 | if (err) { |
| 1689 | dev_info(&adapter->pdev->dev, |
| 1690 | "Failed to get nic info %d\n", err); |
| 1691 | goto out; |
| 1692 | } |
| 1693 | |
| 1694 | npar_info->op_type = cmd.rsp.arg[1]; |
| 1695 | npar_info->pci_func = cmd.rsp.arg[2] & 0xFFFF; |
| 1696 | npar_info->op_mode = (cmd.rsp.arg[2] & 0xFFFF0000) >> 16; |
| 1697 | npar_info->phys_port = cmd.rsp.arg[3] & 0xFFFF; |
| 1698 | npar_info->switch_mode = (cmd.rsp.arg[3] & 0xFFFF0000) >> 16; |
| 1699 | npar_info->capabilities = cmd.rsp.arg[4]; |
| 1700 | npar_info->max_mac_filters = cmd.rsp.arg[5] & 0xFF; |
| 1701 | npar_info->max_mtu = (cmd.rsp.arg[5] & 0xFFFF0000) >> 16; |
| 1702 | npar_info->max_tx_ques = cmd.rsp.arg[6] & 0xFFFF; |
| 1703 | npar_info->max_rx_ques = (cmd.rsp.arg[6] & 0xFFFF0000) >> 16; |
| 1704 | npar_info->min_tx_bw = cmd.rsp.arg[7] & 0xFFFF; |
| 1705 | npar_info->max_tx_bw = (cmd.rsp.arg[7] & 0xFFFF0000) >> 16; |
| 1706 | if (cmd.rsp.arg[8] & 0x1) |
| 1707 | npar_info->max_bw_reg_offset = (cmd.rsp.arg[8] & 0x7FFE) >> 1; |
| 1708 | if (cmd.rsp.arg[8] & 0x10000) { |
| 1709 | temp = (cmd.rsp.arg[8] & 0x7FFE0000) >> 17; |
| 1710 | npar_info->max_linkspeed_reg_offset = temp; |
| 1711 | } |
| 1712 | |
| 1713 | out: |
| 1714 | qlcnic_free_mbx_args(&cmd); |
| 1715 | return err; |
| 1716 | } |
| 1717 | |
| 1718 | int qlcnic_83xx_get_pci_info(struct qlcnic_adapter *adapter, |
| 1719 | struct qlcnic_pci_info *pci_info) |
| 1720 | { |
| 1721 | int i, err = 0, j = 0; |
| 1722 | u32 temp; |
| 1723 | struct qlcnic_cmd_args cmd; |
| 1724 | |
| 1725 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_PCI_INFO); |
| 1726 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1727 | |
| 1728 | adapter->ahw->act_pci_func = 0; |
| 1729 | if (err == QLCNIC_RCODE_SUCCESS) { |
| 1730 | pci_info->func_count = cmd.rsp.arg[1] & 0xFF; |
| 1731 | dev_info(&adapter->pdev->dev, |
| 1732 | "%s: total functions = %d\n", |
| 1733 | __func__, pci_info->func_count); |
| 1734 | for (i = 2, j = 0; j < QLCNIC_MAX_PCI_FUNC; j++, pci_info++) { |
| 1735 | pci_info->id = cmd.rsp.arg[i] & 0xFFFF; |
| 1736 | pci_info->active = (cmd.rsp.arg[i] & 0xFFFF0000) >> 16; |
| 1737 | i++; |
| 1738 | pci_info->type = cmd.rsp.arg[i] & 0xFFFF; |
| 1739 | if (pci_info->type == QLCNIC_TYPE_NIC) |
| 1740 | adapter->ahw->act_pci_func++; |
| 1741 | temp = (cmd.rsp.arg[i] & 0xFFFF0000) >> 16; |
| 1742 | pci_info->default_port = temp; |
| 1743 | i++; |
| 1744 | pci_info->tx_min_bw = cmd.rsp.arg[i] & 0xFFFF; |
| 1745 | temp = (cmd.rsp.arg[i] & 0xFFFF0000) >> 16; |
| 1746 | pci_info->tx_max_bw = temp; |
| 1747 | i = i + 2; |
| 1748 | memcpy(pci_info->mac, &cmd.rsp.arg[i], ETH_ALEN - 2); |
| 1749 | i++; |
| 1750 | memcpy(pci_info->mac + sizeof(u32), &cmd.rsp.arg[i], 2); |
| 1751 | i = i + 3; |
| 1752 | |
| 1753 | dev_info(&adapter->pdev->dev, "%s:\n" |
| 1754 | "\tid = %d active = %d type = %d\n" |
| 1755 | "\tport = %d min bw = %d max bw = %d\n" |
| 1756 | "\tmac_addr = %pM\n", __func__, |
| 1757 | pci_info->id, pci_info->active, pci_info->type, |
| 1758 | pci_info->default_port, pci_info->tx_min_bw, |
| 1759 | pci_info->tx_max_bw, pci_info->mac); |
| 1760 | } |
| 1761 | } else { |
| 1762 | dev_err(&adapter->pdev->dev, "Failed to get PCI Info%d\n", |
| 1763 | err); |
| 1764 | err = -EIO; |
| 1765 | } |
| 1766 | |
| 1767 | qlcnic_free_mbx_args(&cmd); |
| 1768 | |
| 1769 | return err; |
| 1770 | } |
| 1771 | |
| 1772 | int qlcnic_83xx_config_intrpt(struct qlcnic_adapter *adapter, bool op_type) |
| 1773 | { |
| 1774 | int i, index, err; |
| 1775 | bool type; |
| 1776 | u8 max_ints; |
| 1777 | u32 val, temp; |
| 1778 | struct qlcnic_cmd_args cmd; |
| 1779 | |
| 1780 | max_ints = adapter->ahw->num_msix; |
| 1781 | qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_INTRPT); |
| 1782 | cmd.req.arg[1] = max_ints; |
| 1783 | for (i = 0, index = 2; i < max_ints; i++) { |
| 1784 | type = op_type ? QLCNIC_INTRPT_ADD : QLCNIC_INTRPT_DEL; |
| 1785 | val = type | (adapter->ahw->intr_tbl[i].type << 4); |
| 1786 | if (adapter->ahw->intr_tbl[i].type == QLCNIC_INTRPT_MSIX) |
| 1787 | val |= (adapter->ahw->intr_tbl[i].id << 16); |
| 1788 | cmd.req.arg[index++] = val; |
| 1789 | } |
| 1790 | err = qlcnic_issue_cmd(adapter, &cmd); |
| 1791 | if (err) { |
| 1792 | dev_err(&adapter->pdev->dev, |
| 1793 | "Failed to configure interrupts 0x%x\n", err); |
| 1794 | goto out; |
| 1795 | } |
| 1796 | |
| 1797 | max_ints = cmd.rsp.arg[1]; |
| 1798 | for (i = 0, index = 2; i < max_ints; i++, index += 2) { |
| 1799 | val = cmd.rsp.arg[index]; |
| 1800 | if (LSB(val)) { |
| 1801 | dev_info(&adapter->pdev->dev, |
| 1802 | "Can't configure interrupt %d\n", |
| 1803 | adapter->ahw->intr_tbl[i].id); |
| 1804 | continue; |
| 1805 | } |
| 1806 | if (op_type) { |
| 1807 | adapter->ahw->intr_tbl[i].id = MSW(val); |
| 1808 | adapter->ahw->intr_tbl[i].enabled = 1; |
| 1809 | temp = cmd.rsp.arg[index + 1]; |
| 1810 | adapter->ahw->intr_tbl[i].src = temp; |
| 1811 | } else { |
| 1812 | adapter->ahw->intr_tbl[i].id = i; |
| 1813 | adapter->ahw->intr_tbl[i].enabled = 0; |
| 1814 | adapter->ahw->intr_tbl[i].src = 0; |
| 1815 | } |
| 1816 | } |
| 1817 | out: |
| 1818 | qlcnic_free_mbx_args(&cmd); |
| 1819 | return err; |
| 1820 | } |
Sony Chacko | d865ebb | 2013-01-01 03:20:23 +0000 | [diff] [blame] | 1821 | |
| 1822 | int qlcnic_83xx_lock_flash(struct qlcnic_adapter *adapter) |
| 1823 | { |
| 1824 | int id, timeout = 0; |
| 1825 | u32 status = 0; |
| 1826 | |
| 1827 | while (status == 0) { |
| 1828 | status = QLC_SHARED_REG_RD32(adapter, QLCNIC_FLASH_LOCK); |
| 1829 | if (status) |
| 1830 | break; |
| 1831 | |
| 1832 | if (++timeout >= QLC_83XX_FLASH_LOCK_TIMEOUT) { |
| 1833 | id = QLC_SHARED_REG_RD32(adapter, |
| 1834 | QLCNIC_FLASH_LOCK_OWNER); |
| 1835 | dev_err(&adapter->pdev->dev, |
| 1836 | "%s: failed, lock held by %d\n", __func__, id); |
| 1837 | return -EIO; |
| 1838 | } |
| 1839 | usleep_range(1000, 2000); |
| 1840 | } |
| 1841 | |
| 1842 | QLC_SHARED_REG_WR32(adapter, QLCNIC_FLASH_LOCK_OWNER, adapter->portnum); |
| 1843 | return 0; |
| 1844 | } |
| 1845 | |
| 1846 | void qlcnic_83xx_unlock_flash(struct qlcnic_adapter *adapter) |
| 1847 | { |
| 1848 | QLC_SHARED_REG_RD32(adapter, QLCNIC_FLASH_UNLOCK); |
| 1849 | QLC_SHARED_REG_WR32(adapter, QLCNIC_FLASH_LOCK_OWNER, 0xFF); |
| 1850 | } |
| 1851 | |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 1852 | int qlcnic_83xx_lockless_flash_read32(struct qlcnic_adapter *adapter, |
| 1853 | u32 flash_addr, u8 *p_data, |
| 1854 | int count) |
Sony Chacko | d865ebb | 2013-01-01 03:20:23 +0000 | [diff] [blame] | 1855 | { |
| 1856 | int i, ret; |
| 1857 | u32 word, range, flash_offset, addr = flash_addr; |
| 1858 | ulong indirect_add, direct_window; |
| 1859 | |
| 1860 | flash_offset = addr & (QLCNIC_FLASH_SECTOR_SIZE - 1); |
| 1861 | if (addr & 0x3) { |
| 1862 | dev_err(&adapter->pdev->dev, "Illegal addr = 0x%x\n", addr); |
| 1863 | return -EIO; |
| 1864 | } |
| 1865 | |
| 1866 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_DIRECT_WINDOW, |
| 1867 | (addr)); |
| 1868 | |
| 1869 | range = flash_offset + (count * sizeof(u32)); |
| 1870 | /* Check if data is spread across multiple sectors */ |
| 1871 | if (range > (QLCNIC_FLASH_SECTOR_SIZE - 1)) { |
| 1872 | |
| 1873 | /* Multi sector read */ |
| 1874 | for (i = 0; i < count; i++) { |
| 1875 | indirect_add = QLC_83XX_FLASH_DIRECT_DATA(addr); |
| 1876 | ret = qlcnic_83xx_rd_reg_indirect(adapter, |
| 1877 | indirect_add); |
| 1878 | if (ret == -EIO) |
| 1879 | return -EIO; |
| 1880 | |
| 1881 | word = ret; |
| 1882 | *(u32 *)p_data = word; |
| 1883 | p_data = p_data + 4; |
| 1884 | addr = addr + 4; |
| 1885 | flash_offset = flash_offset + 4; |
| 1886 | |
| 1887 | if (flash_offset > (QLCNIC_FLASH_SECTOR_SIZE - 1)) { |
| 1888 | direct_window = QLC_83XX_FLASH_DIRECT_WINDOW; |
| 1889 | /* This write is needed once for each sector */ |
| 1890 | qlcnic_83xx_wrt_reg_indirect(adapter, |
| 1891 | direct_window, |
| 1892 | (addr)); |
| 1893 | flash_offset = 0; |
| 1894 | } |
| 1895 | } |
| 1896 | } else { |
| 1897 | /* Single sector read */ |
| 1898 | for (i = 0; i < count; i++) { |
| 1899 | indirect_add = QLC_83XX_FLASH_DIRECT_DATA(addr); |
| 1900 | ret = qlcnic_83xx_rd_reg_indirect(adapter, |
| 1901 | indirect_add); |
| 1902 | if (ret == -EIO) |
| 1903 | return -EIO; |
| 1904 | |
| 1905 | word = ret; |
| 1906 | *(u32 *)p_data = word; |
| 1907 | p_data = p_data + 4; |
| 1908 | addr = addr + 4; |
| 1909 | } |
| 1910 | } |
| 1911 | |
| 1912 | return 0; |
| 1913 | } |
| 1914 | |
| 1915 | static int qlcnic_83xx_poll_flash_status_reg(struct qlcnic_adapter *adapter) |
| 1916 | { |
| 1917 | u32 status; |
| 1918 | int retries = QLC_83XX_FLASH_READ_RETRY_COUNT; |
| 1919 | |
| 1920 | do { |
| 1921 | status = qlcnic_83xx_rd_reg_indirect(adapter, |
| 1922 | QLC_83XX_FLASH_STATUS); |
| 1923 | if ((status & QLC_83XX_FLASH_STATUS_READY) == |
| 1924 | QLC_83XX_FLASH_STATUS_READY) |
| 1925 | break; |
| 1926 | |
| 1927 | msleep(QLC_83XX_FLASH_STATUS_REG_POLL_DELAY); |
| 1928 | } while (--retries); |
| 1929 | |
| 1930 | if (!retries) |
| 1931 | return -EIO; |
| 1932 | |
| 1933 | return 0; |
| 1934 | } |
| 1935 | |
| 1936 | static int qlcnic_83xx_enable_flash_write_op(struct qlcnic_adapter *adapter) |
| 1937 | { |
| 1938 | int ret; |
| 1939 | u32 cmd; |
| 1940 | cmd = adapter->ahw->fdt.write_statusreg_cmd; |
| 1941 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 1942 | (QLC_83XX_FLASH_FDT_WRITE_DEF_SIG | cmd)); |
| 1943 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, |
| 1944 | adapter->ahw->fdt.write_enable_bits); |
| 1945 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 1946 | QLC_83XX_FLASH_SECOND_ERASE_MS_VAL); |
| 1947 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 1948 | if (ret) |
| 1949 | return -EIO; |
| 1950 | |
| 1951 | return 0; |
| 1952 | } |
| 1953 | |
| 1954 | static int qlcnic_83xx_disable_flash_write_op(struct qlcnic_adapter *adapter) |
| 1955 | { |
| 1956 | int ret; |
| 1957 | |
| 1958 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 1959 | (QLC_83XX_FLASH_FDT_WRITE_DEF_SIG | |
| 1960 | adapter->ahw->fdt.write_statusreg_cmd)); |
| 1961 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, |
| 1962 | adapter->ahw->fdt.write_disable_bits); |
| 1963 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 1964 | QLC_83XX_FLASH_SECOND_ERASE_MS_VAL); |
| 1965 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 1966 | if (ret) |
| 1967 | return -EIO; |
| 1968 | |
| 1969 | return 0; |
| 1970 | } |
| 1971 | |
| 1972 | int qlcnic_83xx_read_flash_mfg_id(struct qlcnic_adapter *adapter) |
| 1973 | { |
| 1974 | int ret, mfg_id; |
| 1975 | |
| 1976 | if (qlcnic_83xx_lock_flash(adapter)) |
| 1977 | return -EIO; |
| 1978 | |
| 1979 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 1980 | QLC_83XX_FLASH_FDT_READ_MFG_ID_VAL); |
| 1981 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 1982 | QLC_83XX_FLASH_READ_CTRL); |
| 1983 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 1984 | if (ret) { |
| 1985 | qlcnic_83xx_unlock_flash(adapter); |
| 1986 | return -EIO; |
| 1987 | } |
| 1988 | |
| 1989 | mfg_id = qlcnic_83xx_rd_reg_indirect(adapter, QLC_83XX_FLASH_RDDATA); |
| 1990 | if (mfg_id == -EIO) |
| 1991 | return -EIO; |
| 1992 | |
| 1993 | adapter->flash_mfg_id = (mfg_id & 0xFF); |
| 1994 | qlcnic_83xx_unlock_flash(adapter); |
| 1995 | |
| 1996 | return 0; |
| 1997 | } |
| 1998 | |
| 1999 | int qlcnic_83xx_read_flash_descriptor_table(struct qlcnic_adapter *adapter) |
| 2000 | { |
| 2001 | int count, fdt_size, ret = 0; |
| 2002 | |
| 2003 | fdt_size = sizeof(struct qlcnic_fdt); |
| 2004 | count = fdt_size / sizeof(u32); |
| 2005 | |
| 2006 | if (qlcnic_83xx_lock_flash(adapter)) |
| 2007 | return -EIO; |
| 2008 | |
| 2009 | memset(&adapter->ahw->fdt, 0, fdt_size); |
| 2010 | ret = qlcnic_83xx_lockless_flash_read32(adapter, QLCNIC_FDT_LOCATION, |
| 2011 | (u8 *)&adapter->ahw->fdt, |
| 2012 | count); |
| 2013 | |
| 2014 | qlcnic_83xx_unlock_flash(adapter); |
| 2015 | return ret; |
| 2016 | } |
| 2017 | |
| 2018 | int qlcnic_83xx_erase_flash_sector(struct qlcnic_adapter *adapter, |
| 2019 | u32 sector_start_addr) |
| 2020 | { |
| 2021 | u32 reversed_addr, addr1, addr2, cmd; |
| 2022 | int ret = -EIO; |
| 2023 | |
| 2024 | if (qlcnic_83xx_lock_flash(adapter) != 0) |
| 2025 | return -EIO; |
| 2026 | |
| 2027 | if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) { |
| 2028 | ret = qlcnic_83xx_enable_flash_write_op(adapter); |
| 2029 | if (ret) { |
| 2030 | qlcnic_83xx_unlock_flash(adapter); |
| 2031 | dev_err(&adapter->pdev->dev, |
| 2032 | "%s failed at %d\n", |
| 2033 | __func__, __LINE__); |
| 2034 | return ret; |
| 2035 | } |
| 2036 | } |
| 2037 | |
| 2038 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2039 | if (ret) { |
| 2040 | qlcnic_83xx_unlock_flash(adapter); |
| 2041 | dev_err(&adapter->pdev->dev, |
| 2042 | "%s: failed at %d\n", __func__, __LINE__); |
| 2043 | return -EIO; |
| 2044 | } |
| 2045 | |
| 2046 | addr1 = (sector_start_addr & 0xFF) << 16; |
| 2047 | addr2 = (sector_start_addr & 0xFF0000) >> 16; |
| 2048 | reversed_addr = addr1 | addr2; |
| 2049 | |
| 2050 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, |
| 2051 | reversed_addr); |
| 2052 | cmd = QLC_83XX_FLASH_FDT_ERASE_DEF_SIG | adapter->ahw->fdt.erase_cmd; |
| 2053 | if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) |
| 2054 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, cmd); |
| 2055 | else |
| 2056 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2057 | QLC_83XX_FLASH_OEM_ERASE_SIG); |
| 2058 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2059 | QLC_83XX_FLASH_LAST_ERASE_MS_VAL); |
| 2060 | |
| 2061 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2062 | if (ret) { |
| 2063 | qlcnic_83xx_unlock_flash(adapter); |
| 2064 | dev_err(&adapter->pdev->dev, |
| 2065 | "%s: failed at %d\n", __func__, __LINE__); |
| 2066 | return -EIO; |
| 2067 | } |
| 2068 | |
| 2069 | if (adapter->ahw->fdt.mfg_id == adapter->flash_mfg_id) { |
| 2070 | ret = qlcnic_83xx_disable_flash_write_op(adapter); |
| 2071 | if (ret) { |
| 2072 | qlcnic_83xx_unlock_flash(adapter); |
| 2073 | dev_err(&adapter->pdev->dev, |
| 2074 | "%s: failed at %d\n", __func__, __LINE__); |
| 2075 | return ret; |
| 2076 | } |
| 2077 | } |
| 2078 | |
| 2079 | qlcnic_83xx_unlock_flash(adapter); |
| 2080 | |
| 2081 | return 0; |
| 2082 | } |
| 2083 | |
| 2084 | int qlcnic_83xx_flash_write32(struct qlcnic_adapter *adapter, u32 addr, |
| 2085 | u32 *p_data) |
| 2086 | { |
| 2087 | int ret = -EIO; |
| 2088 | u32 addr1 = 0x00800000 | (addr >> 2); |
| 2089 | |
| 2090 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, addr1); |
| 2091 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, *p_data); |
| 2092 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2093 | QLC_83XX_FLASH_LAST_ERASE_MS_VAL); |
| 2094 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2095 | if (ret) { |
| 2096 | dev_err(&adapter->pdev->dev, |
| 2097 | "%s: failed at %d\n", __func__, __LINE__); |
| 2098 | return -EIO; |
| 2099 | } |
| 2100 | |
| 2101 | return 0; |
| 2102 | } |
| 2103 | |
| 2104 | int qlcnic_83xx_flash_bulk_write(struct qlcnic_adapter *adapter, u32 addr, |
| 2105 | u32 *p_data, int count) |
| 2106 | { |
| 2107 | u32 temp; |
| 2108 | int ret = -EIO; |
| 2109 | |
| 2110 | if ((count < QLC_83XX_FLASH_BULK_WRITE_MIN) || |
| 2111 | (count > QLC_83XX_FLASH_BULK_WRITE_MAX)) { |
| 2112 | dev_err(&adapter->pdev->dev, |
| 2113 | "%s: Invalid word count\n", __func__); |
| 2114 | return -EIO; |
| 2115 | } |
| 2116 | |
| 2117 | temp = qlcnic_83xx_rd_reg_indirect(adapter, |
| 2118 | QLC_83XX_FLASH_SPI_CONTROL); |
| 2119 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_SPI_CONTROL, |
| 2120 | (temp | QLC_83XX_FLASH_SPI_CTRL)); |
| 2121 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2122 | QLC_83XX_FLASH_ADDR_TEMP_VAL); |
| 2123 | |
| 2124 | /* First DWORD write */ |
| 2125 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, *p_data++); |
| 2126 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2127 | QLC_83XX_FLASH_FIRST_MS_PATTERN); |
| 2128 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2129 | if (ret) { |
| 2130 | dev_err(&adapter->pdev->dev, |
| 2131 | "%s: failed at %d\n", __func__, __LINE__); |
| 2132 | return -EIO; |
| 2133 | } |
| 2134 | |
| 2135 | count--; |
| 2136 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2137 | QLC_83XX_FLASH_ADDR_SECOND_TEMP_VAL); |
| 2138 | /* Second to N-1 DWORD writes */ |
| 2139 | while (count != 1) { |
| 2140 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, |
| 2141 | *p_data++); |
| 2142 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2143 | QLC_83XX_FLASH_SECOND_MS_PATTERN); |
| 2144 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2145 | if (ret) { |
| 2146 | dev_err(&adapter->pdev->dev, |
| 2147 | "%s: failed at %d\n", __func__, __LINE__); |
| 2148 | return -EIO; |
| 2149 | } |
| 2150 | count--; |
| 2151 | } |
| 2152 | |
| 2153 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_ADDR, |
| 2154 | QLC_83XX_FLASH_ADDR_TEMP_VAL | |
| 2155 | (addr >> 2)); |
| 2156 | /* Last DWORD write */ |
| 2157 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_WRDATA, *p_data++); |
| 2158 | qlcnic_83xx_wrt_reg_indirect(adapter, QLC_83XX_FLASH_CONTROL, |
| 2159 | QLC_83XX_FLASH_LAST_MS_PATTERN); |
| 2160 | ret = qlcnic_83xx_poll_flash_status_reg(adapter); |
| 2161 | if (ret) { |
| 2162 | dev_err(&adapter->pdev->dev, |
| 2163 | "%s: failed at %d\n", __func__, __LINE__); |
| 2164 | return -EIO; |
| 2165 | } |
| 2166 | |
| 2167 | ret = qlcnic_83xx_rd_reg_indirect(adapter, QLC_83XX_FLASH_SPI_STATUS); |
| 2168 | if ((ret & QLC_83XX_FLASH_SPI_CTRL) == QLC_83XX_FLASH_SPI_CTRL) { |
| 2169 | dev_err(&adapter->pdev->dev, "%s: failed at %d\n", |
| 2170 | __func__, __LINE__); |
| 2171 | /* Operation failed, clear error bit */ |
| 2172 | temp = qlcnic_83xx_rd_reg_indirect(adapter, |
| 2173 | QLC_83XX_FLASH_SPI_CONTROL); |
| 2174 | qlcnic_83xx_wrt_reg_indirect(adapter, |
| 2175 | QLC_83XX_FLASH_SPI_CONTROL, |
| 2176 | (temp | QLC_83XX_FLASH_SPI_CTRL)); |
| 2177 | } |
| 2178 | |
| 2179 | return 0; |
| 2180 | } |
Sony Chacko | 629263a | 2013-01-01 04:11:55 +0000 | [diff] [blame^] | 2181 | |
| 2182 | static void qlcnic_83xx_recover_driver_lock(struct qlcnic_adapter *adapter) |
| 2183 | { |
| 2184 | u32 val, id; |
| 2185 | |
| 2186 | val = QLCRDX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK); |
| 2187 | |
| 2188 | /* Check if recovery need to be performed by the calling function */ |
| 2189 | if ((val & QLC_83XX_DRV_LOCK_RECOVERY_STATUS_MASK) == 0) { |
| 2190 | val = val & ~0x3F; |
| 2191 | val = val | ((adapter->portnum << 2) | |
| 2192 | QLC_83XX_NEED_DRV_LOCK_RECOVERY); |
| 2193 | QLCWRX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK, val); |
| 2194 | dev_info(&adapter->pdev->dev, |
| 2195 | "%s: lock recovery initiated\n", __func__); |
| 2196 | msleep(QLC_83XX_DRV_LOCK_RECOVERY_DELAY); |
| 2197 | val = QLCRDX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK); |
| 2198 | id = ((val >> 2) & 0xF); |
| 2199 | if (id == adapter->portnum) { |
| 2200 | val = val & ~QLC_83XX_DRV_LOCK_RECOVERY_STATUS_MASK; |
| 2201 | val = val | QLC_83XX_DRV_LOCK_RECOVERY_IN_PROGRESS; |
| 2202 | QLCWRX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK, val); |
| 2203 | /* Force release the lock */ |
| 2204 | QLCRDX(adapter->ahw, QLC_83XX_DRV_UNLOCK); |
| 2205 | /* Clear recovery bits */ |
| 2206 | val = val & ~0x3F; |
| 2207 | QLCWRX(adapter->ahw, QLC_83XX_RECOVER_DRV_LOCK, val); |
| 2208 | dev_info(&adapter->pdev->dev, |
| 2209 | "%s: lock recovery completed\n", __func__); |
| 2210 | } else { |
| 2211 | dev_info(&adapter->pdev->dev, |
| 2212 | "%s: func %d to resume lock recovery process\n", |
| 2213 | __func__, id); |
| 2214 | } |
| 2215 | } else { |
| 2216 | dev_info(&adapter->pdev->dev, |
| 2217 | "%s: lock recovery initiated by other functions\n", |
| 2218 | __func__); |
| 2219 | } |
| 2220 | } |
| 2221 | |
| 2222 | int qlcnic_83xx_lock_driver(struct qlcnic_adapter *adapter) |
| 2223 | { |
| 2224 | u32 lock_alive_counter, val, id, i = 0, status = 0, temp = 0; |
| 2225 | int max_attempt = 0; |
| 2226 | |
| 2227 | while (status == 0) { |
| 2228 | status = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK); |
| 2229 | if (status) |
| 2230 | break; |
| 2231 | |
| 2232 | msleep(QLC_83XX_DRV_LOCK_WAIT_DELAY); |
| 2233 | i++; |
| 2234 | |
| 2235 | if (i == 1) |
| 2236 | temp = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID); |
| 2237 | |
| 2238 | if (i == QLC_83XX_DRV_LOCK_WAIT_COUNTER) { |
| 2239 | val = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID); |
| 2240 | if (val == temp) { |
| 2241 | id = val & 0xFF; |
| 2242 | dev_info(&adapter->pdev->dev, |
| 2243 | "%s: lock to be recovered from %d\n", |
| 2244 | __func__, id); |
| 2245 | qlcnic_83xx_recover_driver_lock(adapter); |
| 2246 | i = 0; |
| 2247 | max_attempt++; |
| 2248 | } else { |
| 2249 | dev_err(&adapter->pdev->dev, |
| 2250 | "%s: failed to get lock\n", __func__); |
| 2251 | return -EIO; |
| 2252 | } |
| 2253 | } |
| 2254 | |
| 2255 | /* Force exit from while loop after few attempts */ |
| 2256 | if (max_attempt == QLC_83XX_MAX_DRV_LOCK_RECOVERY_ATTEMPT) { |
| 2257 | dev_err(&adapter->pdev->dev, |
| 2258 | "%s: failed to get lock\n", __func__); |
| 2259 | return -EIO; |
| 2260 | } |
| 2261 | } |
| 2262 | |
| 2263 | val = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID); |
| 2264 | lock_alive_counter = val >> 8; |
| 2265 | lock_alive_counter++; |
| 2266 | val = lock_alive_counter << 8 | adapter->portnum; |
| 2267 | QLCWRX(adapter->ahw, QLC_83XX_DRV_LOCK_ID, val); |
| 2268 | |
| 2269 | return 0; |
| 2270 | } |
| 2271 | |
| 2272 | void qlcnic_83xx_unlock_driver(struct qlcnic_adapter *adapter) |
| 2273 | { |
| 2274 | u32 val, lock_alive_counter, id; |
| 2275 | |
| 2276 | val = QLCRDX(adapter->ahw, QLC_83XX_DRV_LOCK_ID); |
| 2277 | id = val & 0xFF; |
| 2278 | lock_alive_counter = val >> 8; |
| 2279 | |
| 2280 | if (id != adapter->portnum) |
| 2281 | dev_err(&adapter->pdev->dev, |
| 2282 | "%s:Warning func %d is unlocking lock owned by %d\n", |
| 2283 | __func__, adapter->portnum, id); |
| 2284 | |
| 2285 | val = (lock_alive_counter << 8) | 0xFF; |
| 2286 | QLCWRX(adapter->ahw, QLC_83XX_DRV_LOCK_ID, val); |
| 2287 | QLCRDX(adapter->ahw, QLC_83XX_DRV_UNLOCK); |
| 2288 | } |
| 2289 | |
| 2290 | int qlcnic_83xx_ms_mem_write128(struct qlcnic_adapter *adapter, u64 addr, |
| 2291 | u32 *data, u32 count) |
| 2292 | { |
| 2293 | int i, j, ret = 0; |
| 2294 | u32 temp; |
| 2295 | |
| 2296 | /* Check alignment */ |
| 2297 | if (addr & 0xF) |
| 2298 | return -EIO; |
| 2299 | |
| 2300 | mutex_lock(&adapter->ahw->mem_lock); |
| 2301 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_ADDR_HI, 0); |
| 2302 | |
| 2303 | for (i = 0; i < count; i++, addr += 16) { |
| 2304 | if (!((ADDR_IN_RANGE(addr, QLCNIC_ADDR_QDR_NET, |
| 2305 | QLCNIC_ADDR_QDR_NET_MAX)) || |
| 2306 | (ADDR_IN_RANGE(addr, QLCNIC_ADDR_DDR_NET, |
| 2307 | QLCNIC_ADDR_DDR_NET_MAX)))) { |
| 2308 | mutex_unlock(&adapter->ahw->mem_lock); |
| 2309 | return -EIO; |
| 2310 | } |
| 2311 | |
| 2312 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_ADDR_LO, addr); |
| 2313 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_LO, |
| 2314 | *data++); |
| 2315 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_HI, |
| 2316 | *data++); |
| 2317 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_ULO, |
| 2318 | *data++); |
| 2319 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_WRTDATA_UHI, |
| 2320 | *data++); |
| 2321 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_CTRL, |
| 2322 | QLCNIC_TA_WRITE_ENABLE); |
| 2323 | qlcnic_83xx_wrt_reg_indirect(adapter, QLCNIC_MS_CTRL, |
| 2324 | QLCNIC_TA_WRITE_START); |
| 2325 | |
| 2326 | for (j = 0; j < MAX_CTL_CHECK; j++) { |
| 2327 | temp = qlcnic_83xx_rd_reg_indirect(adapter, |
| 2328 | QLCNIC_MS_CTRL); |
| 2329 | if ((temp & TA_CTL_BUSY) == 0) |
| 2330 | break; |
| 2331 | } |
| 2332 | |
| 2333 | /* Status check failure */ |
| 2334 | if (j >= MAX_CTL_CHECK) { |
| 2335 | printk_ratelimited(KERN_WARNING |
| 2336 | "MS memory write failed\n"); |
| 2337 | mutex_unlock(&adapter->ahw->mem_lock); |
| 2338 | return -EIO; |
| 2339 | } |
| 2340 | } |
| 2341 | |
| 2342 | mutex_unlock(&adapter->ahw->mem_lock); |
| 2343 | |
| 2344 | return ret; |
| 2345 | } |