Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. |
| 3 | * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. |
Jack Morgenstein | 51a379d | 2008-07-25 10:32:52 -0700 | [diff] [blame] | 4 | * Copyright (c) 2005, 2006, 2007, 2008 Mellanox Technologies. All rights reserved. |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 5 | * Copyright (c) 2006, 2007 Cisco Systems, Inc. All rights reserved. |
| 6 | * |
| 7 | * This software is available to you under a choice of one of two |
| 8 | * licenses. You may choose to be licensed under the terms of the GNU |
| 9 | * General Public License (GPL) Version 2, available from the file |
| 10 | * COPYING in the main directory of this source tree, or the |
| 11 | * OpenIB.org BSD license below: |
| 12 | * |
| 13 | * Redistribution and use in source and binary forms, with or |
| 14 | * without modification, are permitted provided that the following |
| 15 | * conditions are met: |
| 16 | * |
| 17 | * - Redistributions of source code must retain the above |
| 18 | * copyright notice, this list of conditions and the following |
| 19 | * disclaimer. |
| 20 | * |
| 21 | * - Redistributions in binary form must reproduce the above |
| 22 | * copyright notice, this list of conditions and the following |
| 23 | * disclaimer in the documentation and/or other materials |
| 24 | * provided with the distribution. |
| 25 | * |
| 26 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 27 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 28 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 29 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| 30 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| 31 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 32 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 33 | * SOFTWARE. |
| 34 | */ |
| 35 | |
| 36 | #include <linux/module.h> |
| 37 | #include <linux/init.h> |
| 38 | #include <linux/errno.h> |
| 39 | #include <linux/pci.h> |
| 40 | #include <linux/dma-mapping.h> |
Tejun Heo | 5a0e3ad | 2010-03-24 17:04:11 +0900 | [diff] [blame] | 41 | #include <linux/slab.h> |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 42 | |
| 43 | #include <linux/mlx4/device.h> |
| 44 | #include <linux/mlx4/doorbell.h> |
| 45 | |
| 46 | #include "mlx4.h" |
| 47 | #include "fw.h" |
| 48 | #include "icm.h" |
| 49 | |
| 50 | MODULE_AUTHOR("Roland Dreier"); |
| 51 | MODULE_DESCRIPTION("Mellanox ConnectX HCA low-level driver"); |
| 52 | MODULE_LICENSE("Dual BSD/GPL"); |
| 53 | MODULE_VERSION(DRV_VERSION); |
| 54 | |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 55 | struct workqueue_struct *mlx4_wq; |
| 56 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 57 | #ifdef CONFIG_MLX4_DEBUG |
| 58 | |
| 59 | int mlx4_debug_level = 0; |
| 60 | module_param_named(debug_level, mlx4_debug_level, int, 0644); |
| 61 | MODULE_PARM_DESC(debug_level, "Enable debug tracing if > 0"); |
| 62 | |
| 63 | #endif /* CONFIG_MLX4_DEBUG */ |
| 64 | |
| 65 | #ifdef CONFIG_PCI_MSI |
| 66 | |
Michael S. Tsirkin | 08fb105 | 2007-08-07 16:08:28 +0300 | [diff] [blame] | 67 | static int msi_x = 1; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 68 | module_param(msi_x, int, 0444); |
| 69 | MODULE_PARM_DESC(msi_x, "attempt to use MSI-X if nonzero"); |
| 70 | |
| 71 | #else /* CONFIG_PCI_MSI */ |
| 72 | |
| 73 | #define msi_x (0) |
| 74 | |
| 75 | #endif /* CONFIG_PCI_MSI */ |
| 76 | |
Roland Dreier | f33afc2 | 2008-02-04 20:20:44 -0800 | [diff] [blame] | 77 | static char mlx4_version[] __devinitdata = |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 78 | DRV_NAME ": Mellanox ConnectX core driver v" |
| 79 | DRV_VERSION " (" DRV_RELDATE ")\n"; |
| 80 | |
| 81 | static struct mlx4_profile default_profile = { |
Jack Morgenstein | 9b1f385 | 2008-04-16 21:09:32 -0700 | [diff] [blame] | 82 | .num_qp = 1 << 17, |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 83 | .num_srq = 1 << 16, |
Jack Morgenstein | c9f2ba5 | 2007-07-17 13:11:43 +0300 | [diff] [blame] | 84 | .rdmarc_per_qp = 1 << 4, |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 85 | .num_cq = 1 << 16, |
| 86 | .num_mcg = 1 << 13, |
| 87 | .num_mpt = 1 << 17, |
| 88 | .num_mtt = 1 << 20, |
| 89 | }; |
| 90 | |
Yevgeny Petrilin | 93fc9e1 | 2008-10-22 10:25:29 -0700 | [diff] [blame] | 91 | static int log_num_mac = 2; |
| 92 | module_param_named(log_num_mac, log_num_mac, int, 0444); |
| 93 | MODULE_PARM_DESC(log_num_mac, "Log2 max number of MACs per ETH port (1-7)"); |
| 94 | |
| 95 | static int log_num_vlan; |
| 96 | module_param_named(log_num_vlan, log_num_vlan, int, 0444); |
| 97 | MODULE_PARM_DESC(log_num_vlan, "Log2 max number of VLANs per ETH port (0-7)"); |
| 98 | |
| 99 | static int use_prio; |
| 100 | module_param_named(use_prio, use_prio, bool, 0444); |
| 101 | MODULE_PARM_DESC(use_prio, "Enable steering by VLAN priority on ETH ports " |
| 102 | "(0/1, default 0)"); |
| 103 | |
Eli Cohen | ab6bf42 | 2009-05-27 14:38:34 -0700 | [diff] [blame] | 104 | static int log_mtts_per_seg = ilog2(MLX4_MTT_ENTRY_PER_SEG); |
| 105 | module_param_named(log_mtts_per_seg, log_mtts_per_seg, int, 0444); |
Eli Cohen | 0498628 | 2010-09-20 08:42:38 +0200 | [diff] [blame] | 106 | MODULE_PARM_DESC(log_mtts_per_seg, "Log2 number of MTT entries per segment (1-7)"); |
Eli Cohen | ab6bf42 | 2009-05-27 14:38:34 -0700 | [diff] [blame] | 107 | |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 108 | int mlx4_check_port_params(struct mlx4_dev *dev, |
| 109 | enum mlx4_port_type *port_type) |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 110 | { |
| 111 | int i; |
| 112 | |
| 113 | for (i = 0; i < dev->caps.num_ports - 1; i++) { |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 114 | if (port_type[i] != port_type[i + 1]) { |
| 115 | if (!(dev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP)) { |
| 116 | mlx4_err(dev, "Only same port types supported " |
| 117 | "on this HCA, aborting.\n"); |
| 118 | return -EINVAL; |
| 119 | } |
| 120 | if (port_type[i] == MLX4_PORT_TYPE_ETH && |
| 121 | port_type[i + 1] == MLX4_PORT_TYPE_IB) |
| 122 | return -EINVAL; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 123 | } |
| 124 | } |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 125 | |
| 126 | for (i = 0; i < dev->caps.num_ports; i++) { |
| 127 | if (!(port_type[i] & dev->caps.supported_type[i+1])) { |
| 128 | mlx4_err(dev, "Requested port type for port %d is not " |
| 129 | "supported on this HCA\n", i + 1); |
| 130 | return -EINVAL; |
| 131 | } |
| 132 | } |
| 133 | return 0; |
| 134 | } |
| 135 | |
| 136 | static void mlx4_set_port_mask(struct mlx4_dev *dev) |
| 137 | { |
| 138 | int i; |
| 139 | |
| 140 | dev->caps.port_mask = 0; |
| 141 | for (i = 1; i <= dev->caps.num_ports; ++i) |
| 142 | if (dev->caps.port_type[i] == MLX4_PORT_TYPE_IB) |
| 143 | dev->caps.port_mask |= 1 << (i - 1); |
| 144 | } |
Roland Dreier | 3d73c28 | 2007-10-10 15:43:54 -0700 | [diff] [blame] | 145 | static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 146 | { |
| 147 | int err; |
Roland Dreier | 5ae2a7a | 2007-06-18 08:15:02 -0700 | [diff] [blame] | 148 | int i; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 149 | |
| 150 | err = mlx4_QUERY_DEV_CAP(dev, dev_cap); |
| 151 | if (err) { |
| 152 | mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n"); |
| 153 | return err; |
| 154 | } |
| 155 | |
| 156 | if (dev_cap->min_page_sz > PAGE_SIZE) { |
| 157 | mlx4_err(dev, "HCA minimum page size of %d bigger than " |
| 158 | "kernel PAGE_SIZE of %ld, aborting.\n", |
| 159 | dev_cap->min_page_sz, PAGE_SIZE); |
| 160 | return -ENODEV; |
| 161 | } |
| 162 | if (dev_cap->num_ports > MLX4_MAX_PORTS) { |
| 163 | mlx4_err(dev, "HCA has %d ports, but we only support %d, " |
| 164 | "aborting.\n", |
| 165 | dev_cap->num_ports, MLX4_MAX_PORTS); |
| 166 | return -ENODEV; |
| 167 | } |
| 168 | |
| 169 | if (dev_cap->uar_size > pci_resource_len(dev->pdev, 2)) { |
| 170 | mlx4_err(dev, "HCA reported UAR size of 0x%x bigger than " |
| 171 | "PCI resource 2 size of 0x%llx, aborting.\n", |
| 172 | dev_cap->uar_size, |
| 173 | (unsigned long long) pci_resource_len(dev->pdev, 2)); |
| 174 | return -ENODEV; |
| 175 | } |
| 176 | |
| 177 | dev->caps.num_ports = dev_cap->num_ports; |
Roland Dreier | 5ae2a7a | 2007-06-18 08:15:02 -0700 | [diff] [blame] | 178 | for (i = 1; i <= dev->caps.num_ports; ++i) { |
| 179 | dev->caps.vl_cap[i] = dev_cap->max_vl[i]; |
Yevgeny Petrilin | b79acb4 | 2008-10-22 10:56:48 -0700 | [diff] [blame] | 180 | dev->caps.ib_mtu_cap[i] = dev_cap->ib_mtu[i]; |
Roland Dreier | 5ae2a7a | 2007-06-18 08:15:02 -0700 | [diff] [blame] | 181 | dev->caps.gid_table_len[i] = dev_cap->max_gids[i]; |
| 182 | dev->caps.pkey_table_len[i] = dev_cap->max_pkeys[i]; |
| 183 | dev->caps.port_width_cap[i] = dev_cap->max_port_width[i]; |
Yevgeny Petrilin | b79acb4 | 2008-10-22 10:56:48 -0700 | [diff] [blame] | 184 | dev->caps.eth_mtu_cap[i] = dev_cap->eth_mtu[i]; |
| 185 | dev->caps.def_mac[i] = dev_cap->def_mac[i]; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 186 | dev->caps.supported_type[i] = dev_cap->supported_port_types[i]; |
Yevgeny Petrilin | 7699517 | 2010-08-24 03:46:23 +0000 | [diff] [blame] | 187 | dev->caps.trans_type[i] = dev_cap->trans_type[i]; |
| 188 | dev->caps.vendor_oui[i] = dev_cap->vendor_oui[i]; |
| 189 | dev->caps.wavelength[i] = dev_cap->wavelength[i]; |
| 190 | dev->caps.trans_code[i] = dev_cap->trans_code[i]; |
Roland Dreier | 5ae2a7a | 2007-06-18 08:15:02 -0700 | [diff] [blame] | 191 | } |
| 192 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 193 | dev->caps.num_uars = dev_cap->uar_size / PAGE_SIZE; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 194 | dev->caps.local_ca_ack_delay = dev_cap->local_ca_ack_delay; |
| 195 | dev->caps.bf_reg_size = dev_cap->bf_reg_size; |
| 196 | dev->caps.bf_regs_per_page = dev_cap->bf_regs_per_page; |
| 197 | dev->caps.max_sq_sg = dev_cap->max_sq_sg; |
| 198 | dev->caps.max_rq_sg = dev_cap->max_rq_sg; |
| 199 | dev->caps.max_wqes = dev_cap->max_qp_sz; |
| 200 | dev->caps.max_qp_init_rdma = dev_cap->max_requester_per_qp; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 201 | dev->caps.max_srq_wqes = dev_cap->max_srq_sz; |
| 202 | dev->caps.max_srq_sge = dev_cap->max_rq_sg - 1; |
| 203 | dev->caps.reserved_srqs = dev_cap->reserved_srqs; |
| 204 | dev->caps.max_sq_desc_sz = dev_cap->max_sq_desc_sz; |
| 205 | dev->caps.max_rq_desc_sz = dev_cap->max_rq_desc_sz; |
| 206 | dev->caps.num_qp_per_mgm = MLX4_QP_PER_MGM; |
| 207 | /* |
| 208 | * Subtract 1 from the limit because we need to allocate a |
| 209 | * spare CQE so the HCA HW can tell the difference between an |
| 210 | * empty CQ and a full CQ. |
| 211 | */ |
| 212 | dev->caps.max_cqes = dev_cap->max_cq_sz - 1; |
| 213 | dev->caps.reserved_cqs = dev_cap->reserved_cqs; |
| 214 | dev->caps.reserved_eqs = dev_cap->reserved_eqs; |
Eli Cohen | ab6bf42 | 2009-05-27 14:38:34 -0700 | [diff] [blame] | 215 | dev->caps.mtts_per_seg = 1 << log_mtts_per_seg; |
Roland Dreier | 121964e | 2007-10-09 19:59:16 -0700 | [diff] [blame] | 216 | dev->caps.reserved_mtts = DIV_ROUND_UP(dev_cap->reserved_mtts, |
Eli Cohen | ab6bf42 | 2009-05-27 14:38:34 -0700 | [diff] [blame] | 217 | dev->caps.mtts_per_seg); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 218 | dev->caps.reserved_mrws = dev_cap->reserved_mrws; |
| 219 | dev->caps.reserved_uars = dev_cap->reserved_uars; |
| 220 | dev->caps.reserved_pds = dev_cap->reserved_pds; |
Eli Cohen | ab6bf42 | 2009-05-27 14:38:34 -0700 | [diff] [blame] | 221 | dev->caps.mtt_entry_sz = dev->caps.mtts_per_seg * dev_cap->mtt_entry_sz; |
Dotan Barak | 149983af | 2007-06-26 15:55:28 +0300 | [diff] [blame] | 222 | dev->caps.max_msg_sz = dev_cap->max_msg_sz; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 223 | dev->caps.page_size_cap = ~(u32) (dev_cap->min_page_sz - 1); |
| 224 | dev->caps.flags = dev_cap->flags; |
Roland Dreier | 95d04f0 | 2008-07-23 08:12:26 -0700 | [diff] [blame] | 225 | dev->caps.bmme_flags = dev_cap->bmme_flags; |
| 226 | dev->caps.reserved_lkey = dev_cap->reserved_lkey; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 227 | dev->caps.stat_rate_support = dev_cap->stat_rate_support; |
Yevgeny Petrilin | 0533943 | 2010-08-24 03:46:42 +0000 | [diff] [blame] | 228 | dev->caps.udp_rss = dev_cap->udp_rss; |
Yevgeny Petrilin | e7c1c2c4 | 2010-08-24 03:46:18 +0000 | [diff] [blame] | 229 | dev->caps.loopback_support = dev_cap->loopback_support; |
Yevgeny Petrilin | 0345584 | 2011-03-22 22:38:17 +0000 | [diff] [blame^] | 230 | dev->caps.vep_uc_steering = dev_cap->vep_uc_steering; |
| 231 | dev->caps.vep_mc_steering = dev_cap->vep_mc_steering; |
Yevgeny Petrilin | 14c07b1 | 2011-03-22 22:37:59 +0000 | [diff] [blame] | 232 | dev->caps.wol = dev_cap->wol; |
Eli Cohen | b832be1 | 2008-04-16 21:09:27 -0700 | [diff] [blame] | 233 | dev->caps.max_gso_sz = dev_cap->max_gso_sz; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 234 | |
Yevgeny Petrilin | 93fc9e1 | 2008-10-22 10:25:29 -0700 | [diff] [blame] | 235 | dev->caps.log_num_macs = log_num_mac; |
| 236 | dev->caps.log_num_vlans = log_num_vlan; |
| 237 | dev->caps.log_num_prios = use_prio ? 3 : 0; |
| 238 | |
| 239 | for (i = 1; i <= dev->caps.num_ports; ++i) { |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 240 | if (dev->caps.supported_type[i] != MLX4_PORT_TYPE_ETH) |
| 241 | dev->caps.port_type[i] = MLX4_PORT_TYPE_IB; |
| 242 | else |
| 243 | dev->caps.port_type[i] = MLX4_PORT_TYPE_ETH; |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 244 | dev->caps.possible_type[i] = dev->caps.port_type[i]; |
| 245 | mlx4_priv(dev)->sense.sense_allowed[i] = |
| 246 | dev->caps.supported_type[i] == MLX4_PORT_TYPE_AUTO; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 247 | |
Yevgeny Petrilin | 93fc9e1 | 2008-10-22 10:25:29 -0700 | [diff] [blame] | 248 | if (dev->caps.log_num_macs > dev_cap->log_max_macs[i]) { |
| 249 | dev->caps.log_num_macs = dev_cap->log_max_macs[i]; |
| 250 | mlx4_warn(dev, "Requested number of MACs is too much " |
| 251 | "for port %d, reducing to %d.\n", |
| 252 | i, 1 << dev->caps.log_num_macs); |
| 253 | } |
| 254 | if (dev->caps.log_num_vlans > dev_cap->log_max_vlans[i]) { |
| 255 | dev->caps.log_num_vlans = dev_cap->log_max_vlans[i]; |
| 256 | mlx4_warn(dev, "Requested number of VLANs is too much " |
| 257 | "for port %d, reducing to %d.\n", |
| 258 | i, 1 << dev->caps.log_num_vlans); |
| 259 | } |
| 260 | } |
| 261 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 262 | mlx4_set_port_mask(dev); |
| 263 | |
Yevgeny Petrilin | 93fc9e1 | 2008-10-22 10:25:29 -0700 | [diff] [blame] | 264 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW] = dev_cap->reserved_qps; |
| 265 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_ETH_ADDR] = |
| 266 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_ADDR] = |
| 267 | (1 << dev->caps.log_num_macs) * |
| 268 | (1 << dev->caps.log_num_vlans) * |
| 269 | (1 << dev->caps.log_num_prios) * |
| 270 | dev->caps.num_ports; |
| 271 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_EXCH] = MLX4_NUM_FEXCH; |
| 272 | |
| 273 | dev->caps.reserved_qps = dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW] + |
| 274 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_ETH_ADDR] + |
| 275 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_ADDR] + |
| 276 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_EXCH]; |
| 277 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 278 | return 0; |
| 279 | } |
| 280 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 281 | /* |
| 282 | * Change the port configuration of the device. |
| 283 | * Every user of this function must hold the port mutex. |
| 284 | */ |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 285 | int mlx4_change_port_types(struct mlx4_dev *dev, |
| 286 | enum mlx4_port_type *port_types) |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 287 | { |
| 288 | int err = 0; |
| 289 | int change = 0; |
| 290 | int port; |
| 291 | |
| 292 | for (port = 0; port < dev->caps.num_ports; port++) { |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 293 | /* Change the port type only if the new type is different |
| 294 | * from the current, and not set to Auto */ |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 295 | if (port_types[port] != dev->caps.port_type[port + 1]) { |
| 296 | change = 1; |
| 297 | dev->caps.port_type[port + 1] = port_types[port]; |
| 298 | } |
| 299 | } |
| 300 | if (change) { |
| 301 | mlx4_unregister_device(dev); |
| 302 | for (port = 1; port <= dev->caps.num_ports; port++) { |
| 303 | mlx4_CLOSE_PORT(dev, port); |
| 304 | err = mlx4_SET_PORT(dev, port); |
| 305 | if (err) { |
| 306 | mlx4_err(dev, "Failed to set port %d, " |
| 307 | "aborting\n", port); |
| 308 | goto out; |
| 309 | } |
| 310 | } |
| 311 | mlx4_set_port_mask(dev); |
| 312 | err = mlx4_register_device(dev); |
| 313 | } |
| 314 | |
| 315 | out: |
| 316 | return err; |
| 317 | } |
| 318 | |
| 319 | static ssize_t show_port_type(struct device *dev, |
| 320 | struct device_attribute *attr, |
| 321 | char *buf) |
| 322 | { |
| 323 | struct mlx4_port_info *info = container_of(attr, struct mlx4_port_info, |
| 324 | port_attr); |
| 325 | struct mlx4_dev *mdev = info->dev; |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 326 | char type[8]; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 327 | |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 328 | sprintf(type, "%s", |
| 329 | (mdev->caps.port_type[info->port] == MLX4_PORT_TYPE_IB) ? |
| 330 | "ib" : "eth"); |
| 331 | if (mdev->caps.possible_type[info->port] == MLX4_PORT_TYPE_AUTO) |
| 332 | sprintf(buf, "auto (%s)\n", type); |
| 333 | else |
| 334 | sprintf(buf, "%s\n", type); |
| 335 | |
| 336 | return strlen(buf); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 337 | } |
| 338 | |
| 339 | static ssize_t set_port_type(struct device *dev, |
| 340 | struct device_attribute *attr, |
| 341 | const char *buf, size_t count) |
| 342 | { |
| 343 | struct mlx4_port_info *info = container_of(attr, struct mlx4_port_info, |
| 344 | port_attr); |
| 345 | struct mlx4_dev *mdev = info->dev; |
| 346 | struct mlx4_priv *priv = mlx4_priv(mdev); |
| 347 | enum mlx4_port_type types[MLX4_MAX_PORTS]; |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 348 | enum mlx4_port_type new_types[MLX4_MAX_PORTS]; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 349 | int i; |
| 350 | int err = 0; |
| 351 | |
| 352 | if (!strcmp(buf, "ib\n")) |
| 353 | info->tmp_type = MLX4_PORT_TYPE_IB; |
| 354 | else if (!strcmp(buf, "eth\n")) |
| 355 | info->tmp_type = MLX4_PORT_TYPE_ETH; |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 356 | else if (!strcmp(buf, "auto\n")) |
| 357 | info->tmp_type = MLX4_PORT_TYPE_AUTO; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 358 | else { |
| 359 | mlx4_err(mdev, "%s is not supported port type\n", buf); |
| 360 | return -EINVAL; |
| 361 | } |
| 362 | |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 363 | mlx4_stop_sense(mdev); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 364 | mutex_lock(&priv->port_mutex); |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 365 | /* Possible type is always the one that was delivered */ |
| 366 | mdev->caps.possible_type[info->port] = info->tmp_type; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 367 | |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 368 | for (i = 0; i < mdev->caps.num_ports; i++) { |
| 369 | types[i] = priv->port[i+1].tmp_type ? priv->port[i+1].tmp_type : |
| 370 | mdev->caps.possible_type[i+1]; |
| 371 | if (types[i] == MLX4_PORT_TYPE_AUTO) |
| 372 | types[i] = mdev->caps.port_type[i+1]; |
| 373 | } |
| 374 | |
| 375 | if (!(mdev->caps.flags & MLX4_DEV_CAP_FLAG_DPDP)) { |
| 376 | for (i = 1; i <= mdev->caps.num_ports; i++) { |
| 377 | if (mdev->caps.possible_type[i] == MLX4_PORT_TYPE_AUTO) { |
| 378 | mdev->caps.possible_type[i] = mdev->caps.port_type[i]; |
| 379 | err = -EINVAL; |
| 380 | } |
| 381 | } |
| 382 | } |
| 383 | if (err) { |
| 384 | mlx4_err(mdev, "Auto sensing is not supported on this HCA. " |
| 385 | "Set only 'eth' or 'ib' for both ports " |
| 386 | "(should be the same)\n"); |
| 387 | goto out; |
| 388 | } |
| 389 | |
| 390 | mlx4_do_sense_ports(mdev, new_types, types); |
| 391 | |
| 392 | err = mlx4_check_port_params(mdev, new_types); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 393 | if (err) |
| 394 | goto out; |
| 395 | |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 396 | /* We are about to apply the changes after the configuration |
| 397 | * was verified, no need to remember the temporary types |
| 398 | * any more */ |
| 399 | for (i = 0; i < mdev->caps.num_ports; i++) |
| 400 | priv->port[i + 1].tmp_type = 0; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 401 | |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 402 | err = mlx4_change_port_types(mdev, new_types); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 403 | |
| 404 | out: |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 405 | mlx4_start_sense(mdev); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 406 | mutex_unlock(&priv->port_mutex); |
| 407 | return err ? err : count; |
| 408 | } |
| 409 | |
Roland Dreier | e8f9b2e | 2008-02-04 20:20:41 -0800 | [diff] [blame] | 410 | static int mlx4_load_fw(struct mlx4_dev *dev) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 411 | { |
| 412 | struct mlx4_priv *priv = mlx4_priv(dev); |
| 413 | int err; |
| 414 | |
| 415 | priv->fw.fw_icm = mlx4_alloc_icm(dev, priv->fw.fw_pages, |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 416 | GFP_HIGHUSER | __GFP_NOWARN, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 417 | if (!priv->fw.fw_icm) { |
| 418 | mlx4_err(dev, "Couldn't allocate FW area, aborting.\n"); |
| 419 | return -ENOMEM; |
| 420 | } |
| 421 | |
| 422 | err = mlx4_MAP_FA(dev, priv->fw.fw_icm); |
| 423 | if (err) { |
| 424 | mlx4_err(dev, "MAP_FA command failed, aborting.\n"); |
| 425 | goto err_free; |
| 426 | } |
| 427 | |
| 428 | err = mlx4_RUN_FW(dev); |
| 429 | if (err) { |
| 430 | mlx4_err(dev, "RUN_FW command failed, aborting.\n"); |
| 431 | goto err_unmap_fa; |
| 432 | } |
| 433 | |
| 434 | return 0; |
| 435 | |
| 436 | err_unmap_fa: |
| 437 | mlx4_UNMAP_FA(dev); |
| 438 | |
| 439 | err_free: |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 440 | mlx4_free_icm(dev, priv->fw.fw_icm, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 441 | return err; |
| 442 | } |
| 443 | |
Roland Dreier | e8f9b2e | 2008-02-04 20:20:41 -0800 | [diff] [blame] | 444 | static int mlx4_init_cmpt_table(struct mlx4_dev *dev, u64 cmpt_base, |
| 445 | int cmpt_entry_sz) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 446 | { |
| 447 | struct mlx4_priv *priv = mlx4_priv(dev); |
| 448 | int err; |
| 449 | |
| 450 | err = mlx4_init_icm_table(dev, &priv->qp_table.cmpt_table, |
| 451 | cmpt_base + |
| 452 | ((u64) (MLX4_CMPT_TYPE_QP * |
| 453 | cmpt_entry_sz) << MLX4_CMPT_SHIFT), |
| 454 | cmpt_entry_sz, dev->caps.num_qps, |
Yevgeny Petrilin | 93fc9e1 | 2008-10-22 10:25:29 -0700 | [diff] [blame] | 455 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], |
| 456 | 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 457 | if (err) |
| 458 | goto err; |
| 459 | |
| 460 | err = mlx4_init_icm_table(dev, &priv->srq_table.cmpt_table, |
| 461 | cmpt_base + |
| 462 | ((u64) (MLX4_CMPT_TYPE_SRQ * |
| 463 | cmpt_entry_sz) << MLX4_CMPT_SHIFT), |
| 464 | cmpt_entry_sz, dev->caps.num_srqs, |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 465 | dev->caps.reserved_srqs, 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 466 | if (err) |
| 467 | goto err_qp; |
| 468 | |
| 469 | err = mlx4_init_icm_table(dev, &priv->cq_table.cmpt_table, |
| 470 | cmpt_base + |
| 471 | ((u64) (MLX4_CMPT_TYPE_CQ * |
| 472 | cmpt_entry_sz) << MLX4_CMPT_SHIFT), |
| 473 | cmpt_entry_sz, dev->caps.num_cqs, |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 474 | dev->caps.reserved_cqs, 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 475 | if (err) |
| 476 | goto err_srq; |
| 477 | |
| 478 | err = mlx4_init_icm_table(dev, &priv->eq_table.cmpt_table, |
| 479 | cmpt_base + |
| 480 | ((u64) (MLX4_CMPT_TYPE_EQ * |
| 481 | cmpt_entry_sz) << MLX4_CMPT_SHIFT), |
| 482 | cmpt_entry_sz, |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 483 | dev->caps.num_eqs, dev->caps.num_eqs, 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 484 | if (err) |
| 485 | goto err_cq; |
| 486 | |
| 487 | return 0; |
| 488 | |
| 489 | err_cq: |
| 490 | mlx4_cleanup_icm_table(dev, &priv->cq_table.cmpt_table); |
| 491 | |
| 492 | err_srq: |
| 493 | mlx4_cleanup_icm_table(dev, &priv->srq_table.cmpt_table); |
| 494 | |
| 495 | err_qp: |
| 496 | mlx4_cleanup_icm_table(dev, &priv->qp_table.cmpt_table); |
| 497 | |
| 498 | err: |
| 499 | return err; |
| 500 | } |
| 501 | |
Roland Dreier | 3d73c28 | 2007-10-10 15:43:54 -0700 | [diff] [blame] | 502 | static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, |
| 503 | struct mlx4_init_hca_param *init_hca, u64 icm_size) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 504 | { |
| 505 | struct mlx4_priv *priv = mlx4_priv(dev); |
| 506 | u64 aux_pages; |
| 507 | int err; |
| 508 | |
| 509 | err = mlx4_SET_ICM_SIZE(dev, icm_size, &aux_pages); |
| 510 | if (err) { |
| 511 | mlx4_err(dev, "SET_ICM_SIZE command failed, aborting.\n"); |
| 512 | return err; |
| 513 | } |
| 514 | |
| 515 | mlx4_dbg(dev, "%lld KB of HCA context requires %lld KB aux memory.\n", |
| 516 | (unsigned long long) icm_size >> 10, |
| 517 | (unsigned long long) aux_pages << 2); |
| 518 | |
| 519 | priv->fw.aux_icm = mlx4_alloc_icm(dev, aux_pages, |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 520 | GFP_HIGHUSER | __GFP_NOWARN, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 521 | if (!priv->fw.aux_icm) { |
| 522 | mlx4_err(dev, "Couldn't allocate aux memory, aborting.\n"); |
| 523 | return -ENOMEM; |
| 524 | } |
| 525 | |
| 526 | err = mlx4_MAP_ICM_AUX(dev, priv->fw.aux_icm); |
| 527 | if (err) { |
| 528 | mlx4_err(dev, "MAP_ICM_AUX command failed, aborting.\n"); |
| 529 | goto err_free_aux; |
| 530 | } |
| 531 | |
| 532 | err = mlx4_init_cmpt_table(dev, init_hca->cmpt_base, dev_cap->cmpt_entry_sz); |
| 533 | if (err) { |
| 534 | mlx4_err(dev, "Failed to map cMPT context memory, aborting.\n"); |
| 535 | goto err_unmap_aux; |
| 536 | } |
| 537 | |
Roland Dreier | fa0681d | 2009-09-05 20:24:49 -0700 | [diff] [blame] | 538 | err = mlx4_init_icm_table(dev, &priv->eq_table.table, |
| 539 | init_hca->eqc_base, dev_cap->eqc_entry_sz, |
| 540 | dev->caps.num_eqs, dev->caps.num_eqs, |
| 541 | 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 542 | if (err) { |
| 543 | mlx4_err(dev, "Failed to map EQ context memory, aborting.\n"); |
| 544 | goto err_unmap_cmpt; |
| 545 | } |
| 546 | |
Jack Morgenstein | d7bb58f | 2007-08-01 12:28:53 +0300 | [diff] [blame] | 547 | /* |
| 548 | * Reserved MTT entries must be aligned up to a cacheline |
| 549 | * boundary, since the FW will write to them, while the driver |
| 550 | * writes to all other MTT entries. (The variable |
| 551 | * dev->caps.mtt_entry_sz below is really the MTT segment |
| 552 | * size, not the raw entry size) |
| 553 | */ |
| 554 | dev->caps.reserved_mtts = |
| 555 | ALIGN(dev->caps.reserved_mtts * dev->caps.mtt_entry_sz, |
| 556 | dma_get_cache_alignment()) / dev->caps.mtt_entry_sz; |
| 557 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 558 | err = mlx4_init_icm_table(dev, &priv->mr_table.mtt_table, |
| 559 | init_hca->mtt_base, |
| 560 | dev->caps.mtt_entry_sz, |
| 561 | dev->caps.num_mtt_segs, |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 562 | dev->caps.reserved_mtts, 1, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 563 | if (err) { |
| 564 | mlx4_err(dev, "Failed to map MTT context memory, aborting.\n"); |
| 565 | goto err_unmap_eq; |
| 566 | } |
| 567 | |
| 568 | err = mlx4_init_icm_table(dev, &priv->mr_table.dmpt_table, |
| 569 | init_hca->dmpt_base, |
| 570 | dev_cap->dmpt_entry_sz, |
| 571 | dev->caps.num_mpts, |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 572 | dev->caps.reserved_mrws, 1, 1); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 573 | if (err) { |
| 574 | mlx4_err(dev, "Failed to map dMPT context memory, aborting.\n"); |
| 575 | goto err_unmap_mtt; |
| 576 | } |
| 577 | |
| 578 | err = mlx4_init_icm_table(dev, &priv->qp_table.qp_table, |
| 579 | init_hca->qpc_base, |
| 580 | dev_cap->qpc_entry_sz, |
| 581 | dev->caps.num_qps, |
Yevgeny Petrilin | 93fc9e1 | 2008-10-22 10:25:29 -0700 | [diff] [blame] | 582 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], |
| 583 | 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 584 | if (err) { |
| 585 | mlx4_err(dev, "Failed to map QP context memory, aborting.\n"); |
| 586 | goto err_unmap_dmpt; |
| 587 | } |
| 588 | |
| 589 | err = mlx4_init_icm_table(dev, &priv->qp_table.auxc_table, |
| 590 | init_hca->auxc_base, |
| 591 | dev_cap->aux_entry_sz, |
| 592 | dev->caps.num_qps, |
Yevgeny Petrilin | 93fc9e1 | 2008-10-22 10:25:29 -0700 | [diff] [blame] | 593 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], |
| 594 | 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 595 | if (err) { |
| 596 | mlx4_err(dev, "Failed to map AUXC context memory, aborting.\n"); |
| 597 | goto err_unmap_qp; |
| 598 | } |
| 599 | |
| 600 | err = mlx4_init_icm_table(dev, &priv->qp_table.altc_table, |
| 601 | init_hca->altc_base, |
| 602 | dev_cap->altc_entry_sz, |
| 603 | dev->caps.num_qps, |
Yevgeny Petrilin | 93fc9e1 | 2008-10-22 10:25:29 -0700 | [diff] [blame] | 604 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], |
| 605 | 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 606 | if (err) { |
| 607 | mlx4_err(dev, "Failed to map ALTC context memory, aborting.\n"); |
| 608 | goto err_unmap_auxc; |
| 609 | } |
| 610 | |
| 611 | err = mlx4_init_icm_table(dev, &priv->qp_table.rdmarc_table, |
| 612 | init_hca->rdmarc_base, |
| 613 | dev_cap->rdmarc_entry_sz << priv->qp_table.rdmarc_shift, |
| 614 | dev->caps.num_qps, |
Yevgeny Petrilin | 93fc9e1 | 2008-10-22 10:25:29 -0700 | [diff] [blame] | 615 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], |
| 616 | 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 617 | if (err) { |
| 618 | mlx4_err(dev, "Failed to map RDMARC context memory, aborting\n"); |
| 619 | goto err_unmap_altc; |
| 620 | } |
| 621 | |
| 622 | err = mlx4_init_icm_table(dev, &priv->cq_table.table, |
| 623 | init_hca->cqc_base, |
| 624 | dev_cap->cqc_entry_sz, |
| 625 | dev->caps.num_cqs, |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 626 | dev->caps.reserved_cqs, 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 627 | if (err) { |
| 628 | mlx4_err(dev, "Failed to map CQ context memory, aborting.\n"); |
| 629 | goto err_unmap_rdmarc; |
| 630 | } |
| 631 | |
| 632 | err = mlx4_init_icm_table(dev, &priv->srq_table.table, |
| 633 | init_hca->srqc_base, |
| 634 | dev_cap->srq_entry_sz, |
| 635 | dev->caps.num_srqs, |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 636 | dev->caps.reserved_srqs, 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 637 | if (err) { |
| 638 | mlx4_err(dev, "Failed to map SRQ context memory, aborting.\n"); |
| 639 | goto err_unmap_cq; |
| 640 | } |
| 641 | |
| 642 | /* |
| 643 | * It's not strictly required, but for simplicity just map the |
| 644 | * whole multicast group table now. The table isn't very big |
| 645 | * and it's a lot easier than trying to track ref counts. |
| 646 | */ |
| 647 | err = mlx4_init_icm_table(dev, &priv->mcg_table.table, |
| 648 | init_hca->mc_base, MLX4_MGM_ENTRY_SIZE, |
| 649 | dev->caps.num_mgms + dev->caps.num_amgms, |
| 650 | dev->caps.num_mgms + dev->caps.num_amgms, |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 651 | 0, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 652 | if (err) { |
| 653 | mlx4_err(dev, "Failed to map MCG context memory, aborting.\n"); |
| 654 | goto err_unmap_srq; |
| 655 | } |
| 656 | |
| 657 | return 0; |
| 658 | |
| 659 | err_unmap_srq: |
| 660 | mlx4_cleanup_icm_table(dev, &priv->srq_table.table); |
| 661 | |
| 662 | err_unmap_cq: |
| 663 | mlx4_cleanup_icm_table(dev, &priv->cq_table.table); |
| 664 | |
| 665 | err_unmap_rdmarc: |
| 666 | mlx4_cleanup_icm_table(dev, &priv->qp_table.rdmarc_table); |
| 667 | |
| 668 | err_unmap_altc: |
| 669 | mlx4_cleanup_icm_table(dev, &priv->qp_table.altc_table); |
| 670 | |
| 671 | err_unmap_auxc: |
| 672 | mlx4_cleanup_icm_table(dev, &priv->qp_table.auxc_table); |
| 673 | |
| 674 | err_unmap_qp: |
| 675 | mlx4_cleanup_icm_table(dev, &priv->qp_table.qp_table); |
| 676 | |
| 677 | err_unmap_dmpt: |
| 678 | mlx4_cleanup_icm_table(dev, &priv->mr_table.dmpt_table); |
| 679 | |
| 680 | err_unmap_mtt: |
| 681 | mlx4_cleanup_icm_table(dev, &priv->mr_table.mtt_table); |
| 682 | |
| 683 | err_unmap_eq: |
Roland Dreier | fa0681d | 2009-09-05 20:24:49 -0700 | [diff] [blame] | 684 | mlx4_cleanup_icm_table(dev, &priv->eq_table.table); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 685 | |
| 686 | err_unmap_cmpt: |
| 687 | mlx4_cleanup_icm_table(dev, &priv->eq_table.cmpt_table); |
| 688 | mlx4_cleanup_icm_table(dev, &priv->cq_table.cmpt_table); |
| 689 | mlx4_cleanup_icm_table(dev, &priv->srq_table.cmpt_table); |
| 690 | mlx4_cleanup_icm_table(dev, &priv->qp_table.cmpt_table); |
| 691 | |
| 692 | err_unmap_aux: |
| 693 | mlx4_UNMAP_ICM_AUX(dev); |
| 694 | |
| 695 | err_free_aux: |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 696 | mlx4_free_icm(dev, priv->fw.aux_icm, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 697 | |
| 698 | return err; |
| 699 | } |
| 700 | |
| 701 | static void mlx4_free_icms(struct mlx4_dev *dev) |
| 702 | { |
| 703 | struct mlx4_priv *priv = mlx4_priv(dev); |
| 704 | |
| 705 | mlx4_cleanup_icm_table(dev, &priv->mcg_table.table); |
| 706 | mlx4_cleanup_icm_table(dev, &priv->srq_table.table); |
| 707 | mlx4_cleanup_icm_table(dev, &priv->cq_table.table); |
| 708 | mlx4_cleanup_icm_table(dev, &priv->qp_table.rdmarc_table); |
| 709 | mlx4_cleanup_icm_table(dev, &priv->qp_table.altc_table); |
| 710 | mlx4_cleanup_icm_table(dev, &priv->qp_table.auxc_table); |
| 711 | mlx4_cleanup_icm_table(dev, &priv->qp_table.qp_table); |
| 712 | mlx4_cleanup_icm_table(dev, &priv->mr_table.dmpt_table); |
| 713 | mlx4_cleanup_icm_table(dev, &priv->mr_table.mtt_table); |
Roland Dreier | fa0681d | 2009-09-05 20:24:49 -0700 | [diff] [blame] | 714 | mlx4_cleanup_icm_table(dev, &priv->eq_table.table); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 715 | mlx4_cleanup_icm_table(dev, &priv->eq_table.cmpt_table); |
| 716 | mlx4_cleanup_icm_table(dev, &priv->cq_table.cmpt_table); |
| 717 | mlx4_cleanup_icm_table(dev, &priv->srq_table.cmpt_table); |
| 718 | mlx4_cleanup_icm_table(dev, &priv->qp_table.cmpt_table); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 719 | |
| 720 | mlx4_UNMAP_ICM_AUX(dev); |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 721 | mlx4_free_icm(dev, priv->fw.aux_icm, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 722 | } |
| 723 | |
| 724 | static void mlx4_close_hca(struct mlx4_dev *dev) |
| 725 | { |
| 726 | mlx4_CLOSE_HCA(dev, 0); |
| 727 | mlx4_free_icms(dev); |
| 728 | mlx4_UNMAP_FA(dev); |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 729 | mlx4_free_icm(dev, mlx4_priv(dev)->fw.fw_icm, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 730 | } |
| 731 | |
Roland Dreier | 3d73c28 | 2007-10-10 15:43:54 -0700 | [diff] [blame] | 732 | static int mlx4_init_hca(struct mlx4_dev *dev) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 733 | { |
| 734 | struct mlx4_priv *priv = mlx4_priv(dev); |
| 735 | struct mlx4_adapter adapter; |
| 736 | struct mlx4_dev_cap dev_cap; |
Vladimir Sokolovsky | 2d92865 | 2008-07-14 23:48:53 -0700 | [diff] [blame] | 737 | struct mlx4_mod_stat_cfg mlx4_cfg; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 738 | struct mlx4_profile profile; |
| 739 | struct mlx4_init_hca_param init_hca; |
| 740 | u64 icm_size; |
| 741 | int err; |
| 742 | |
| 743 | err = mlx4_QUERY_FW(dev); |
| 744 | if (err) { |
Yevgeny Petrilin | cc4ac2e | 2009-07-06 16:10:03 -0700 | [diff] [blame] | 745 | if (err == -EACCES) |
| 746 | mlx4_info(dev, "non-primary physical function, skipping.\n"); |
| 747 | else |
| 748 | mlx4_err(dev, "QUERY_FW command failed, aborting.\n"); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 749 | return err; |
| 750 | } |
| 751 | |
| 752 | err = mlx4_load_fw(dev); |
| 753 | if (err) { |
| 754 | mlx4_err(dev, "Failed to start FW, aborting.\n"); |
| 755 | return err; |
| 756 | } |
| 757 | |
Vladimir Sokolovsky | 2d92865 | 2008-07-14 23:48:53 -0700 | [diff] [blame] | 758 | mlx4_cfg.log_pg_sz_m = 1; |
| 759 | mlx4_cfg.log_pg_sz = 0; |
| 760 | err = mlx4_MOD_STAT_CFG(dev, &mlx4_cfg); |
| 761 | if (err) |
| 762 | mlx4_warn(dev, "Failed to override log_pg_sz parameter\n"); |
| 763 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 764 | err = mlx4_dev_cap(dev, &dev_cap); |
| 765 | if (err) { |
| 766 | mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n"); |
| 767 | goto err_stop_fw; |
| 768 | } |
| 769 | |
| 770 | profile = default_profile; |
| 771 | |
| 772 | icm_size = mlx4_make_profile(dev, &profile, &dev_cap, &init_hca); |
| 773 | if ((long long) icm_size < 0) { |
| 774 | err = icm_size; |
| 775 | goto err_stop_fw; |
| 776 | } |
| 777 | |
| 778 | init_hca.log_uar_sz = ilog2(dev->caps.num_uars); |
| 779 | |
| 780 | err = mlx4_init_icm(dev, &dev_cap, &init_hca, icm_size); |
| 781 | if (err) |
| 782 | goto err_stop_fw; |
| 783 | |
| 784 | err = mlx4_INIT_HCA(dev, &init_hca); |
| 785 | if (err) { |
| 786 | mlx4_err(dev, "INIT_HCA command failed, aborting.\n"); |
| 787 | goto err_free_icm; |
| 788 | } |
| 789 | |
| 790 | err = mlx4_QUERY_ADAPTER(dev, &adapter); |
| 791 | if (err) { |
| 792 | mlx4_err(dev, "QUERY_ADAPTER command failed, aborting.\n"); |
| 793 | goto err_close; |
| 794 | } |
| 795 | |
| 796 | priv->eq_table.inta_pin = adapter.inta_pin; |
Jack Morgenstein | cd9281d | 2007-09-18 09:14:18 +0200 | [diff] [blame] | 797 | memcpy(dev->board_id, adapter.board_id, sizeof dev->board_id); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 798 | |
| 799 | return 0; |
| 800 | |
| 801 | err_close: |
Yevgeny Petrilin | 1af92e2 | 2009-09-05 20:24:49 -0700 | [diff] [blame] | 802 | mlx4_CLOSE_HCA(dev, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 803 | |
| 804 | err_free_icm: |
| 805 | mlx4_free_icms(dev); |
| 806 | |
| 807 | err_stop_fw: |
| 808 | mlx4_UNMAP_FA(dev); |
Jack Morgenstein | 5b0bf5e | 2007-08-01 12:28:20 +0300 | [diff] [blame] | 809 | mlx4_free_icm(dev, priv->fw.fw_icm, 0); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 810 | |
| 811 | return err; |
| 812 | } |
| 813 | |
Roland Dreier | 3d73c28 | 2007-10-10 15:43:54 -0700 | [diff] [blame] | 814 | static int mlx4_setup_hca(struct mlx4_dev *dev) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 815 | { |
| 816 | struct mlx4_priv *priv = mlx4_priv(dev); |
| 817 | int err; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 818 | int port; |
Jack Morgenstein | 9a5aa62 | 2008-11-28 21:29:46 -0800 | [diff] [blame] | 819 | __be32 ib_port_default_caps; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 820 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 821 | err = mlx4_init_uar_table(dev); |
| 822 | if (err) { |
| 823 | mlx4_err(dev, "Failed to initialize " |
| 824 | "user access region table, aborting.\n"); |
| 825 | return err; |
| 826 | } |
| 827 | |
| 828 | err = mlx4_uar_alloc(dev, &priv->driver_uar); |
| 829 | if (err) { |
| 830 | mlx4_err(dev, "Failed to allocate driver access region, " |
| 831 | "aborting.\n"); |
| 832 | goto err_uar_table_free; |
| 833 | } |
| 834 | |
Roland Dreier | 4979d18 | 2011-01-12 09:50:36 -0800 | [diff] [blame] | 835 | priv->kar = ioremap((phys_addr_t) priv->driver_uar.pfn << PAGE_SHIFT, PAGE_SIZE); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 836 | if (!priv->kar) { |
| 837 | mlx4_err(dev, "Couldn't map kernel access region, " |
| 838 | "aborting.\n"); |
| 839 | err = -ENOMEM; |
| 840 | goto err_uar_free; |
| 841 | } |
| 842 | |
| 843 | err = mlx4_init_pd_table(dev); |
| 844 | if (err) { |
| 845 | mlx4_err(dev, "Failed to initialize " |
| 846 | "protection domain table, aborting.\n"); |
| 847 | goto err_kar_unmap; |
| 848 | } |
| 849 | |
| 850 | err = mlx4_init_mr_table(dev); |
| 851 | if (err) { |
| 852 | mlx4_err(dev, "Failed to initialize " |
| 853 | "memory region table, aborting.\n"); |
| 854 | goto err_pd_table_free; |
| 855 | } |
| 856 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 857 | err = mlx4_init_eq_table(dev); |
| 858 | if (err) { |
| 859 | mlx4_err(dev, "Failed to initialize " |
| 860 | "event queue table, aborting.\n"); |
Jack Morgenstein | ee49bd9 | 2007-07-12 17:50:45 +0300 | [diff] [blame] | 861 | goto err_mr_table_free; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 862 | } |
| 863 | |
| 864 | err = mlx4_cmd_use_events(dev); |
| 865 | if (err) { |
| 866 | mlx4_err(dev, "Failed to switch to event-driven " |
| 867 | "firmware commands, aborting.\n"); |
| 868 | goto err_eq_table_free; |
| 869 | } |
| 870 | |
| 871 | err = mlx4_NOP(dev); |
| 872 | if (err) { |
Michael S. Tsirkin | 08fb105 | 2007-08-07 16:08:28 +0300 | [diff] [blame] | 873 | if (dev->flags & MLX4_FLAG_MSI_X) { |
| 874 | mlx4_warn(dev, "NOP command failed to generate MSI-X " |
| 875 | "interrupt IRQ %d).\n", |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 876 | priv->eq_table.eq[dev->caps.num_comp_vectors].irq); |
Michael S. Tsirkin | 08fb105 | 2007-08-07 16:08:28 +0300 | [diff] [blame] | 877 | mlx4_warn(dev, "Trying again without MSI-X.\n"); |
| 878 | } else { |
| 879 | mlx4_err(dev, "NOP command failed to generate interrupt " |
| 880 | "(IRQ %d), aborting.\n", |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 881 | priv->eq_table.eq[dev->caps.num_comp_vectors].irq); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 882 | mlx4_err(dev, "BIOS or ACPI interrupt routing problem?\n"); |
Michael S. Tsirkin | 08fb105 | 2007-08-07 16:08:28 +0300 | [diff] [blame] | 883 | } |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 884 | |
| 885 | goto err_cmd_poll; |
| 886 | } |
| 887 | |
| 888 | mlx4_dbg(dev, "NOP command IRQ test passed\n"); |
| 889 | |
| 890 | err = mlx4_init_cq_table(dev); |
| 891 | if (err) { |
| 892 | mlx4_err(dev, "Failed to initialize " |
| 893 | "completion queue table, aborting.\n"); |
| 894 | goto err_cmd_poll; |
| 895 | } |
| 896 | |
| 897 | err = mlx4_init_srq_table(dev); |
| 898 | if (err) { |
| 899 | mlx4_err(dev, "Failed to initialize " |
| 900 | "shared receive queue table, aborting.\n"); |
| 901 | goto err_cq_table_free; |
| 902 | } |
| 903 | |
| 904 | err = mlx4_init_qp_table(dev); |
| 905 | if (err) { |
| 906 | mlx4_err(dev, "Failed to initialize " |
| 907 | "queue pair table, aborting.\n"); |
| 908 | goto err_srq_table_free; |
| 909 | } |
| 910 | |
| 911 | err = mlx4_init_mcg_table(dev); |
| 912 | if (err) { |
| 913 | mlx4_err(dev, "Failed to initialize " |
| 914 | "multicast group table, aborting.\n"); |
| 915 | goto err_qp_table_free; |
| 916 | } |
| 917 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 918 | for (port = 1; port <= dev->caps.num_ports; port++) { |
Jack Morgenstein | 9a5aa62 | 2008-11-28 21:29:46 -0800 | [diff] [blame] | 919 | ib_port_default_caps = 0; |
| 920 | err = mlx4_get_port_ib_caps(dev, port, &ib_port_default_caps); |
| 921 | if (err) |
| 922 | mlx4_warn(dev, "failed to get port %d default " |
| 923 | "ib capabilities (%d). Continuing with " |
| 924 | "caps = 0\n", port, err); |
| 925 | dev->caps.ib_port_def_cap[port] = ib_port_default_caps; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 926 | err = mlx4_SET_PORT(dev, port); |
| 927 | if (err) { |
| 928 | mlx4_err(dev, "Failed to set port %d, aborting\n", |
| 929 | port); |
| 930 | goto err_mcg_table_free; |
| 931 | } |
| 932 | } |
| 933 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 934 | return 0; |
| 935 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 936 | err_mcg_table_free: |
| 937 | mlx4_cleanup_mcg_table(dev); |
| 938 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 939 | err_qp_table_free: |
| 940 | mlx4_cleanup_qp_table(dev); |
| 941 | |
| 942 | err_srq_table_free: |
| 943 | mlx4_cleanup_srq_table(dev); |
| 944 | |
| 945 | err_cq_table_free: |
| 946 | mlx4_cleanup_cq_table(dev); |
| 947 | |
| 948 | err_cmd_poll: |
| 949 | mlx4_cmd_use_polling(dev); |
| 950 | |
| 951 | err_eq_table_free: |
| 952 | mlx4_cleanup_eq_table(dev); |
| 953 | |
Jack Morgenstein | ee49bd9 | 2007-07-12 17:50:45 +0300 | [diff] [blame] | 954 | err_mr_table_free: |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 955 | mlx4_cleanup_mr_table(dev); |
| 956 | |
| 957 | err_pd_table_free: |
| 958 | mlx4_cleanup_pd_table(dev); |
| 959 | |
| 960 | err_kar_unmap: |
| 961 | iounmap(priv->kar); |
| 962 | |
| 963 | err_uar_free: |
| 964 | mlx4_uar_free(dev, &priv->driver_uar); |
| 965 | |
| 966 | err_uar_table_free: |
| 967 | mlx4_cleanup_uar_table(dev); |
| 968 | return err; |
| 969 | } |
| 970 | |
Roland Dreier | e8f9b2e | 2008-02-04 20:20:41 -0800 | [diff] [blame] | 971 | static void mlx4_enable_msi_x(struct mlx4_dev *dev) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 972 | { |
| 973 | struct mlx4_priv *priv = mlx4_priv(dev); |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 974 | struct msix_entry *entries; |
Yevgeny Petrilin | 0b7ca5a | 2011-03-22 22:37:47 +0000 | [diff] [blame] | 975 | int nreq = min_t(int, dev->caps.num_ports * |
| 976 | min_t(int, num_online_cpus() + 1, MAX_MSIX_P_PORT) |
| 977 | + MSIX_LEGACY_SZ, MAX_MSIX); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 978 | int err; |
| 979 | int i; |
| 980 | |
| 981 | if (msi_x) { |
Roland Dreier | 70cb925 | 2009-01-09 13:14:07 -0800 | [diff] [blame] | 982 | nreq = min_t(int, dev->caps.num_eqs - dev->caps.reserved_eqs, |
Yevgeny Petrilin | 0b7ca5a | 2011-03-22 22:37:47 +0000 | [diff] [blame] | 983 | nreq); |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 984 | entries = kcalloc(nreq, sizeof *entries, GFP_KERNEL); |
| 985 | if (!entries) |
| 986 | goto no_msi; |
| 987 | |
| 988 | for (i = 0; i < nreq; ++i) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 989 | entries[i].entry = i; |
| 990 | |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 991 | retry: |
| 992 | err = pci_enable_msix(dev->pdev, entries, nreq); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 993 | if (err) { |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 994 | /* Try again if at least 2 vectors are available */ |
| 995 | if (err > 1) { |
| 996 | mlx4_info(dev, "Requested %d vectors, " |
| 997 | "but only %d MSI-X vectors available, " |
| 998 | "trying again\n", nreq, err); |
| 999 | nreq = err; |
| 1000 | goto retry; |
| 1001 | } |
Nicolas Morey-Chaisemartin | 5bf0da7 | 2009-04-21 10:11:06 -0700 | [diff] [blame] | 1002 | kfree(entries); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1003 | goto no_msi; |
| 1004 | } |
| 1005 | |
Yevgeny Petrilin | 0b7ca5a | 2011-03-22 22:37:47 +0000 | [diff] [blame] | 1006 | if (nreq < |
| 1007 | MSIX_LEGACY_SZ + dev->caps.num_ports * MIN_MSIX_P_PORT) { |
| 1008 | /*Working in legacy mode , all EQ's shared*/ |
| 1009 | dev->caps.comp_pool = 0; |
| 1010 | dev->caps.num_comp_vectors = nreq - 1; |
| 1011 | } else { |
| 1012 | dev->caps.comp_pool = nreq - MSIX_LEGACY_SZ; |
| 1013 | dev->caps.num_comp_vectors = MSIX_LEGACY_SZ - 1; |
| 1014 | } |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 1015 | for (i = 0; i < nreq; ++i) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1016 | priv->eq_table.eq[i].irq = entries[i].vector; |
| 1017 | |
| 1018 | dev->flags |= MLX4_FLAG_MSI_X; |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 1019 | |
| 1020 | kfree(entries); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1021 | return; |
| 1022 | } |
| 1023 | |
| 1024 | no_msi: |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 1025 | dev->caps.num_comp_vectors = 1; |
Yevgeny Petrilin | 0b7ca5a | 2011-03-22 22:37:47 +0000 | [diff] [blame] | 1026 | dev->caps.comp_pool = 0; |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 1027 | |
| 1028 | for (i = 0; i < 2; ++i) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1029 | priv->eq_table.eq[i].irq = dev->pdev->irq; |
| 1030 | } |
| 1031 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1032 | static int mlx4_init_port_info(struct mlx4_dev *dev, int port) |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 1033 | { |
| 1034 | struct mlx4_port_info *info = &mlx4_priv(dev)->port[port]; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1035 | int err = 0; |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 1036 | |
| 1037 | info->dev = dev; |
| 1038 | info->port = port; |
| 1039 | mlx4_init_mac_table(dev, &info->mac_table); |
| 1040 | mlx4_init_vlan_table(dev, &info->vlan_table); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1041 | |
| 1042 | sprintf(info->dev_name, "mlx4_port%d", port); |
| 1043 | info->port_attr.attr.name = info->dev_name; |
| 1044 | info->port_attr.attr.mode = S_IRUGO | S_IWUSR; |
| 1045 | info->port_attr.show = show_port_type; |
| 1046 | info->port_attr.store = set_port_type; |
Greg Kroah-Hartman | 3691c96 | 2010-03-15 14:01:55 -0700 | [diff] [blame] | 1047 | sysfs_attr_init(&info->port_attr.attr); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1048 | |
| 1049 | err = device_create_file(&dev->pdev->dev, &info->port_attr); |
| 1050 | if (err) { |
| 1051 | mlx4_err(dev, "Failed to create file for port %d\n", port); |
| 1052 | info->port = -1; |
| 1053 | } |
| 1054 | |
| 1055 | return err; |
| 1056 | } |
| 1057 | |
| 1058 | static void mlx4_cleanup_port_info(struct mlx4_port_info *info) |
| 1059 | { |
| 1060 | if (info->port < 0) |
| 1061 | return; |
| 1062 | |
| 1063 | device_remove_file(&info->dev->pdev->dev, &info->port_attr); |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 1064 | } |
| 1065 | |
Roland Dreier | 3d73c28 | 2007-10-10 15:43:54 -0700 | [diff] [blame] | 1066 | static int __mlx4_init_one(struct pci_dev *pdev, const struct pci_device_id *id) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1067 | { |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1068 | struct mlx4_priv *priv; |
| 1069 | struct mlx4_dev *dev; |
| 1070 | int err; |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 1071 | int port; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1072 | |
Joe Perches | 0a645e8 | 2010-07-10 07:22:46 +0000 | [diff] [blame] | 1073 | pr_info(DRV_NAME ": Initializing %s\n", pci_name(pdev)); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1074 | |
| 1075 | err = pci_enable_device(pdev); |
| 1076 | if (err) { |
| 1077 | dev_err(&pdev->dev, "Cannot enable PCI device, " |
| 1078 | "aborting.\n"); |
| 1079 | return err; |
| 1080 | } |
| 1081 | |
| 1082 | /* |
Eli Cohen | 4ff08a7 | 2008-04-16 21:09:35 -0700 | [diff] [blame] | 1083 | * Check for BARs. We expect 0: 1MB |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1084 | */ |
| 1085 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM) || |
| 1086 | pci_resource_len(pdev, 0) != 1 << 20) { |
| 1087 | dev_err(&pdev->dev, "Missing DCS, aborting.\n"); |
| 1088 | err = -ENODEV; |
| 1089 | goto err_disable_pdev; |
| 1090 | } |
| 1091 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { |
| 1092 | dev_err(&pdev->dev, "Missing UAR, aborting.\n"); |
| 1093 | err = -ENODEV; |
| 1094 | goto err_disable_pdev; |
| 1095 | } |
| 1096 | |
Roland Dreier | a01df0f | 2009-09-05 20:24:48 -0700 | [diff] [blame] | 1097 | err = pci_request_regions(pdev, DRV_NAME); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1098 | if (err) { |
Roland Dreier | a01df0f | 2009-09-05 20:24:48 -0700 | [diff] [blame] | 1099 | dev_err(&pdev->dev, "Couldn't get PCI resources, aborting\n"); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1100 | goto err_disable_pdev; |
| 1101 | } |
| 1102 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1103 | pci_set_master(pdev); |
| 1104 | |
Yang Hongyang | 6a35528 | 2009-04-06 19:01:13 -0700 | [diff] [blame] | 1105 | err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64)); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1106 | if (err) { |
| 1107 | dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask.\n"); |
Yang Hongyang | 284901a | 2009-04-06 19:01:15 -0700 | [diff] [blame] | 1108 | err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32)); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1109 | if (err) { |
| 1110 | dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n"); |
Roland Dreier | a01df0f | 2009-09-05 20:24:48 -0700 | [diff] [blame] | 1111 | goto err_release_regions; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1112 | } |
| 1113 | } |
Yang Hongyang | 6a35528 | 2009-04-06 19:01:13 -0700 | [diff] [blame] | 1114 | err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1115 | if (err) { |
| 1116 | dev_warn(&pdev->dev, "Warning: couldn't set 64-bit " |
| 1117 | "consistent PCI DMA mask.\n"); |
Yang Hongyang | 284901a | 2009-04-06 19:01:15 -0700 | [diff] [blame] | 1118 | err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1119 | if (err) { |
| 1120 | dev_err(&pdev->dev, "Can't set consistent PCI DMA mask, " |
| 1121 | "aborting.\n"); |
Roland Dreier | a01df0f | 2009-09-05 20:24:48 -0700 | [diff] [blame] | 1122 | goto err_release_regions; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1123 | } |
| 1124 | } |
| 1125 | |
| 1126 | priv = kzalloc(sizeof *priv, GFP_KERNEL); |
| 1127 | if (!priv) { |
| 1128 | dev_err(&pdev->dev, "Device struct alloc failed, " |
| 1129 | "aborting.\n"); |
| 1130 | err = -ENOMEM; |
Roland Dreier | a01df0f | 2009-09-05 20:24:48 -0700 | [diff] [blame] | 1131 | goto err_release_regions; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1132 | } |
| 1133 | |
| 1134 | dev = &priv->dev; |
| 1135 | dev->pdev = pdev; |
Roland Dreier | b581401 | 2007-06-07 11:51:58 -0700 | [diff] [blame] | 1136 | INIT_LIST_HEAD(&priv->ctx_list); |
| 1137 | spin_lock_init(&priv->ctx_lock); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1138 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1139 | mutex_init(&priv->port_mutex); |
| 1140 | |
Yevgeny Petrilin | 6296883 | 2008-04-23 11:55:45 -0700 | [diff] [blame] | 1141 | INIT_LIST_HEAD(&priv->pgdir_list); |
| 1142 | mutex_init(&priv->pgdir_mutex); |
| 1143 | |
Yevgeny Petrilin | 725c899 | 2011-03-22 22:38:07 +0000 | [diff] [blame] | 1144 | pci_read_config_byte(pdev, PCI_REVISION_ID, &dev->rev_id); |
| 1145 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1146 | /* |
| 1147 | * Now reset the HCA before we touch the PCI capabilities or |
| 1148 | * attempt a firmware command, since a boot ROM may have left |
| 1149 | * the HCA in an undefined state. |
| 1150 | */ |
| 1151 | err = mlx4_reset(dev); |
| 1152 | if (err) { |
| 1153 | mlx4_err(dev, "Failed to reset HCA, aborting.\n"); |
| 1154 | goto err_free_dev; |
| 1155 | } |
| 1156 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1157 | if (mlx4_cmd_init(dev)) { |
| 1158 | mlx4_err(dev, "Failed to init command interface, aborting.\n"); |
| 1159 | goto err_free_dev; |
| 1160 | } |
| 1161 | |
| 1162 | err = mlx4_init_hca(dev); |
| 1163 | if (err) |
| 1164 | goto err_cmd; |
| 1165 | |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 1166 | err = mlx4_alloc_eq_table(dev); |
| 1167 | if (err) |
| 1168 | goto err_close; |
| 1169 | |
Yevgeny Petrilin | 0b7ca5a | 2011-03-22 22:37:47 +0000 | [diff] [blame] | 1170 | priv->msix_ctl.pool_bm = 0; |
| 1171 | spin_lock_init(&priv->msix_ctl.pool_lock); |
| 1172 | |
Michael S. Tsirkin | 08fb105 | 2007-08-07 16:08:28 +0300 | [diff] [blame] | 1173 | mlx4_enable_msi_x(dev); |
| 1174 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1175 | err = mlx4_setup_hca(dev); |
Michael S. Tsirkin | 08fb105 | 2007-08-07 16:08:28 +0300 | [diff] [blame] | 1176 | if (err == -EBUSY && (dev->flags & MLX4_FLAG_MSI_X)) { |
| 1177 | dev->flags &= ~MLX4_FLAG_MSI_X; |
| 1178 | pci_disable_msix(pdev); |
| 1179 | err = mlx4_setup_hca(dev); |
| 1180 | } |
| 1181 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1182 | if (err) |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 1183 | goto err_free_eq; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1184 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1185 | for (port = 1; port <= dev->caps.num_ports; port++) { |
| 1186 | err = mlx4_init_port_info(dev, port); |
| 1187 | if (err) |
| 1188 | goto err_port; |
| 1189 | } |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 1190 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1191 | err = mlx4_register_device(dev); |
| 1192 | if (err) |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1193 | goto err_port; |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1194 | |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 1195 | mlx4_sense_init(dev); |
| 1196 | mlx4_start_sense(dev); |
| 1197 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1198 | pci_set_drvdata(pdev, dev); |
| 1199 | |
| 1200 | return 0; |
| 1201 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1202 | err_port: |
Eli Cohen | b4f7726 | 2010-01-06 12:54:39 -0800 | [diff] [blame] | 1203 | for (--port; port >= 1; --port) |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1204 | mlx4_cleanup_port_info(&priv->port[port]); |
| 1205 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1206 | mlx4_cleanup_mcg_table(dev); |
| 1207 | mlx4_cleanup_qp_table(dev); |
| 1208 | mlx4_cleanup_srq_table(dev); |
| 1209 | mlx4_cleanup_cq_table(dev); |
| 1210 | mlx4_cmd_use_polling(dev); |
| 1211 | mlx4_cleanup_eq_table(dev); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1212 | mlx4_cleanup_mr_table(dev); |
| 1213 | mlx4_cleanup_pd_table(dev); |
| 1214 | mlx4_cleanup_uar_table(dev); |
| 1215 | |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 1216 | err_free_eq: |
| 1217 | mlx4_free_eq_table(dev); |
| 1218 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1219 | err_close: |
Michael S. Tsirkin | 08fb105 | 2007-08-07 16:08:28 +0300 | [diff] [blame] | 1220 | if (dev->flags & MLX4_FLAG_MSI_X) |
| 1221 | pci_disable_msix(pdev); |
| 1222 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1223 | mlx4_close_hca(dev); |
| 1224 | |
| 1225 | err_cmd: |
| 1226 | mlx4_cmd_cleanup(dev); |
| 1227 | |
| 1228 | err_free_dev: |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1229 | kfree(priv); |
| 1230 | |
Roland Dreier | a01df0f | 2009-09-05 20:24:48 -0700 | [diff] [blame] | 1231 | err_release_regions: |
| 1232 | pci_release_regions(pdev); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1233 | |
| 1234 | err_disable_pdev: |
| 1235 | pci_disable_device(pdev); |
| 1236 | pci_set_drvdata(pdev, NULL); |
| 1237 | return err; |
| 1238 | } |
| 1239 | |
Roland Dreier | 3d73c28 | 2007-10-10 15:43:54 -0700 | [diff] [blame] | 1240 | static int __devinit mlx4_init_one(struct pci_dev *pdev, |
| 1241 | const struct pci_device_id *id) |
| 1242 | { |
Joe Perches | 0a645e8 | 2010-07-10 07:22:46 +0000 | [diff] [blame] | 1243 | printk_once(KERN_INFO "%s", mlx4_version); |
Roland Dreier | 3d73c28 | 2007-10-10 15:43:54 -0700 | [diff] [blame] | 1244 | |
Roland Dreier | b027cac | 2007-10-13 14:10:50 -0700 | [diff] [blame] | 1245 | return __mlx4_init_one(pdev, id); |
Roland Dreier | 3d73c28 | 2007-10-10 15:43:54 -0700 | [diff] [blame] | 1246 | } |
| 1247 | |
| 1248 | static void mlx4_remove_one(struct pci_dev *pdev) |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1249 | { |
| 1250 | struct mlx4_dev *dev = pci_get_drvdata(pdev); |
| 1251 | struct mlx4_priv *priv = mlx4_priv(dev); |
| 1252 | int p; |
| 1253 | |
| 1254 | if (dev) { |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 1255 | mlx4_stop_sense(dev); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1256 | mlx4_unregister_device(dev); |
| 1257 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1258 | for (p = 1; p <= dev->caps.num_ports; p++) { |
| 1259 | mlx4_cleanup_port_info(&priv->port[p]); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1260 | mlx4_CLOSE_PORT(dev, p); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1261 | } |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1262 | |
| 1263 | mlx4_cleanup_mcg_table(dev); |
| 1264 | mlx4_cleanup_qp_table(dev); |
| 1265 | mlx4_cleanup_srq_table(dev); |
| 1266 | mlx4_cleanup_cq_table(dev); |
| 1267 | mlx4_cmd_use_polling(dev); |
| 1268 | mlx4_cleanup_eq_table(dev); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1269 | mlx4_cleanup_mr_table(dev); |
| 1270 | mlx4_cleanup_pd_table(dev); |
| 1271 | |
| 1272 | iounmap(priv->kar); |
| 1273 | mlx4_uar_free(dev, &priv->driver_uar); |
| 1274 | mlx4_cleanup_uar_table(dev); |
Yevgeny Petrilin | b8dd786 | 2008-12-22 07:15:03 -0800 | [diff] [blame] | 1275 | mlx4_free_eq_table(dev); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1276 | mlx4_close_hca(dev); |
| 1277 | mlx4_cmd_cleanup(dev); |
| 1278 | |
| 1279 | if (dev->flags & MLX4_FLAG_MSI_X) |
| 1280 | pci_disable_msix(pdev); |
| 1281 | |
| 1282 | kfree(priv); |
Roland Dreier | a01df0f | 2009-09-05 20:24:48 -0700 | [diff] [blame] | 1283 | pci_release_regions(pdev); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1284 | pci_disable_device(pdev); |
| 1285 | pci_set_drvdata(pdev, NULL); |
| 1286 | } |
| 1287 | } |
| 1288 | |
Jack Morgenstein | ee49bd9 | 2007-07-12 17:50:45 +0300 | [diff] [blame] | 1289 | int mlx4_restart_one(struct pci_dev *pdev) |
| 1290 | { |
| 1291 | mlx4_remove_one(pdev); |
Roland Dreier | 3d73c28 | 2007-10-10 15:43:54 -0700 | [diff] [blame] | 1292 | return __mlx4_init_one(pdev, NULL); |
Jack Morgenstein | ee49bd9 | 2007-07-12 17:50:45 +0300 | [diff] [blame] | 1293 | } |
| 1294 | |
Alexey Dobriyan | a3aa188 | 2010-01-07 11:58:11 +0000 | [diff] [blame] | 1295 | static DEFINE_PCI_DEVICE_TABLE(mlx4_pci_table) = { |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1296 | { PCI_VDEVICE(MELLANOX, 0x6340) }, /* MT25408 "Hermon" SDR */ |
| 1297 | { PCI_VDEVICE(MELLANOX, 0x634a) }, /* MT25408 "Hermon" DDR */ |
| 1298 | { PCI_VDEVICE(MELLANOX, 0x6354) }, /* MT25408 "Hermon" QDR */ |
Jack Morgenstein | 786f238 | 2007-07-02 17:36:18 +0300 | [diff] [blame] | 1299 | { PCI_VDEVICE(MELLANOX, 0x6732) }, /* MT25408 "Hermon" DDR PCIe gen2 */ |
| 1300 | { PCI_VDEVICE(MELLANOX, 0x673c) }, /* MT25408 "Hermon" QDR PCIe gen2 */ |
Yevgeny Petrilin | 57893d1 | 2008-10-22 15:48:03 -0700 | [diff] [blame] | 1301 | { PCI_VDEVICE(MELLANOX, 0x6368) }, /* MT25408 "Hermon" EN 10GigE */ |
| 1302 | { PCI_VDEVICE(MELLANOX, 0x6750) }, /* MT25408 "Hermon" EN 10GigE PCIe gen2 */ |
Jack Morgenstein | 085343b | 2009-02-27 10:29:13 -0800 | [diff] [blame] | 1303 | { PCI_VDEVICE(MELLANOX, 0x6372) }, /* MT25458 ConnectX EN 10GBASE-T 10GigE */ |
| 1304 | { PCI_VDEVICE(MELLANOX, 0x675a) }, /* MT25458 ConnectX EN 10GBASE-T+Gen2 10GigE */ |
Yevgeny Petrilin | 92bd3bb | 2009-07-06 16:10:40 -0700 | [diff] [blame] | 1305 | { PCI_VDEVICE(MELLANOX, 0x6764) }, /* MT26468 ConnectX EN 10GigE PCIe gen2*/ |
Eli Cohen | 06c3aa5 | 2009-10-14 10:52:40 -0700 | [diff] [blame] | 1306 | { PCI_VDEVICE(MELLANOX, 0x6746) }, /* MT26438 ConnectX EN 40GigE PCIe gen2 5GT/s */ |
Yevgeny Petrilin | e76d0b6 | 2009-10-07 15:46:49 -0700 | [diff] [blame] | 1307 | { PCI_VDEVICE(MELLANOX, 0x676e) }, /* MT26478 ConnectX2 40GigE PCIe gen2 */ |
Yevgeny Petrilin | 31dd272 | 2010-12-07 14:23:45 +0000 | [diff] [blame] | 1308 | { PCI_VDEVICE(MELLANOX, 0x1002) }, /* MT25400 Family [ConnectX-2 Virtual Function] */ |
| 1309 | { PCI_VDEVICE(MELLANOX, 0x1003) }, /* MT27500 Family [ConnectX-3] */ |
| 1310 | { PCI_VDEVICE(MELLANOX, 0x1004) }, /* MT27500 Family [ConnectX-3 Virtual Function] */ |
| 1311 | { PCI_VDEVICE(MELLANOX, 0x1005) }, /* MT27510 Family */ |
| 1312 | { PCI_VDEVICE(MELLANOX, 0x1006) }, /* MT27511 Family */ |
| 1313 | { PCI_VDEVICE(MELLANOX, 0x1007) }, /* MT27520 Family */ |
| 1314 | { PCI_VDEVICE(MELLANOX, 0x1008) }, /* MT27521 Family */ |
| 1315 | { PCI_VDEVICE(MELLANOX, 0x1009) }, /* MT27530 Family */ |
| 1316 | { PCI_VDEVICE(MELLANOX, 0x100a) }, /* MT27531 Family */ |
| 1317 | { PCI_VDEVICE(MELLANOX, 0x100b) }, /* MT27540 Family */ |
| 1318 | { PCI_VDEVICE(MELLANOX, 0x100c) }, /* MT27541 Family */ |
| 1319 | { PCI_VDEVICE(MELLANOX, 0x100d) }, /* MT27550 Family */ |
| 1320 | { PCI_VDEVICE(MELLANOX, 0x100e) }, /* MT27551 Family */ |
| 1321 | { PCI_VDEVICE(MELLANOX, 0x100f) }, /* MT27560 Family */ |
| 1322 | { PCI_VDEVICE(MELLANOX, 0x1010) }, /* MT27561 Family */ |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1323 | { 0, } |
| 1324 | }; |
| 1325 | |
| 1326 | MODULE_DEVICE_TABLE(pci, mlx4_pci_table); |
| 1327 | |
| 1328 | static struct pci_driver mlx4_driver = { |
| 1329 | .name = DRV_NAME, |
| 1330 | .id_table = mlx4_pci_table, |
| 1331 | .probe = mlx4_init_one, |
| 1332 | .remove = __devexit_p(mlx4_remove_one) |
| 1333 | }; |
| 1334 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1335 | static int __init mlx4_verify_params(void) |
| 1336 | { |
| 1337 | if ((log_num_mac < 0) || (log_num_mac > 7)) { |
Joe Perches | 0a645e8 | 2010-07-10 07:22:46 +0000 | [diff] [blame] | 1338 | pr_warning("mlx4_core: bad num_mac: %d\n", log_num_mac); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1339 | return -1; |
| 1340 | } |
| 1341 | |
| 1342 | if ((log_num_vlan < 0) || (log_num_vlan > 7)) { |
Joe Perches | 0a645e8 | 2010-07-10 07:22:46 +0000 | [diff] [blame] | 1343 | pr_warning("mlx4_core: bad num_vlan: %d\n", log_num_vlan); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1344 | return -1; |
| 1345 | } |
| 1346 | |
Eli Cohen | 0498628 | 2010-09-20 08:42:38 +0200 | [diff] [blame] | 1347 | if ((log_mtts_per_seg < 1) || (log_mtts_per_seg > 7)) { |
Joe Perches | 0a645e8 | 2010-07-10 07:22:46 +0000 | [diff] [blame] | 1348 | pr_warning("mlx4_core: bad log_mtts_per_seg: %d\n", log_mtts_per_seg); |
Eli Cohen | ab6bf42 | 2009-05-27 14:38:34 -0700 | [diff] [blame] | 1349 | return -1; |
| 1350 | } |
| 1351 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1352 | return 0; |
| 1353 | } |
| 1354 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1355 | static int __init mlx4_init(void) |
| 1356 | { |
| 1357 | int ret; |
| 1358 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 1359 | if (mlx4_verify_params()) |
| 1360 | return -EINVAL; |
| 1361 | |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 1362 | mlx4_catas_init(); |
| 1363 | |
| 1364 | mlx4_wq = create_singlethread_workqueue("mlx4"); |
| 1365 | if (!mlx4_wq) |
| 1366 | return -ENOMEM; |
Jack Morgenstein | ee49bd9 | 2007-07-12 17:50:45 +0300 | [diff] [blame] | 1367 | |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1368 | ret = pci_register_driver(&mlx4_driver); |
| 1369 | return ret < 0 ? ret : 0; |
| 1370 | } |
| 1371 | |
| 1372 | static void __exit mlx4_cleanup(void) |
| 1373 | { |
| 1374 | pci_unregister_driver(&mlx4_driver); |
Yevgeny Petrilin | 27bf91d | 2009-03-18 19:45:11 -0700 | [diff] [blame] | 1375 | destroy_workqueue(mlx4_wq); |
Roland Dreier | 225c7b1 | 2007-05-08 18:00:38 -0700 | [diff] [blame] | 1376 | } |
| 1377 | |
| 1378 | module_init(mlx4_init); |
| 1379 | module_exit(mlx4_cleanup); |