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225c7b1f RD |
1 | /* |
2 | * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. | |
51a379d0 | 3 | * Copyright (c) 2005, 2006, 2007, 2008 Mellanox Technologies. All rights reserved. |
225c7b1f RD |
4 | * Copyright (c) 2005, 2006, 2007 Cisco Systems, Inc. All rights reserved. |
5 | * | |
6 | * This software is available to you under a choice of one of two | |
7 | * licenses. You may choose to be licensed under the terms of the GNU | |
8 | * General Public License (GPL) Version 2, available from the file | |
9 | * COPYING in the main directory of this source tree, or the | |
10 | * OpenIB.org BSD license below: | |
11 | * | |
12 | * Redistribution and use in source and binary forms, with or | |
13 | * without modification, are permitted provided that the following | |
14 | * conditions are met: | |
15 | * | |
16 | * - Redistributions of source code must retain the above | |
17 | * copyright notice, this list of conditions and the following | |
18 | * disclaimer. | |
19 | * | |
20 | * - Redistributions in binary form must reproduce the above | |
21 | * copyright notice, this list of conditions and the following | |
22 | * disclaimer in the documentation and/or other materials | |
23 | * provided with the distribution. | |
24 | * | |
25 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
26 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
27 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
28 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
29 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
30 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
31 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
32 | * SOFTWARE. | |
33 | */ | |
34 | ||
5cc914f1 | 35 | #include <linux/etherdevice.h> |
225c7b1f | 36 | #include <linux/mlx4/cmd.h> |
9d9779e7 | 37 | #include <linux/module.h> |
c57e20dc | 38 | #include <linux/cache.h> |
225c7b1f RD |
39 | |
40 | #include "fw.h" | |
41 | #include "icm.h" | |
42 | ||
fe40900f | 43 | enum { |
5ae2a7a8 RD |
44 | MLX4_COMMAND_INTERFACE_MIN_REV = 2, |
45 | MLX4_COMMAND_INTERFACE_MAX_REV = 3, | |
46 | MLX4_COMMAND_INTERFACE_NEW_PORT_CMDS = 3, | |
fe40900f RD |
47 | }; |
48 | ||
225c7b1f RD |
49 | extern void __buggy_use_of_MLX4_GET(void); |
50 | extern void __buggy_use_of_MLX4_PUT(void); | |
51 | ||
38438f7c | 52 | static bool enable_qos = true; |
51f5f0ee | 53 | module_param(enable_qos, bool, 0444); |
38438f7c | 54 | MODULE_PARM_DESC(enable_qos, "Enable Enhanced QoS support (default: on)"); |
51f5f0ee | 55 | |
225c7b1f RD |
56 | #define MLX4_GET(dest, source, offset) \ |
57 | do { \ | |
58 | void *__p = (char *) (source) + (offset); \ | |
17d5ceb6 | 59 | u64 val; \ |
225c7b1f RD |
60 | switch (sizeof (dest)) { \ |
61 | case 1: (dest) = *(u8 *) __p; break; \ | |
62 | case 2: (dest) = be16_to_cpup(__p); break; \ | |
63 | case 4: (dest) = be32_to_cpup(__p); break; \ | |
17d5ceb6 DA |
64 | case 8: val = get_unaligned((u64 *)__p); \ |
65 | (dest) = be64_to_cpu(val); break; \ | |
225c7b1f RD |
66 | default: __buggy_use_of_MLX4_GET(); \ |
67 | } \ | |
68 | } while (0) | |
69 | ||
70 | #define MLX4_PUT(dest, source, offset) \ | |
71 | do { \ | |
72 | void *__d = ((char *) (dest) + (offset)); \ | |
73 | switch (sizeof(source)) { \ | |
74 | case 1: *(u8 *) __d = (source); break; \ | |
75 | case 2: *(__be16 *) __d = cpu_to_be16(source); break; \ | |
76 | case 4: *(__be32 *) __d = cpu_to_be32(source); break; \ | |
77 | case 8: *(__be64 *) __d = cpu_to_be64(source); break; \ | |
78 | default: __buggy_use_of_MLX4_PUT(); \ | |
79 | } \ | |
80 | } while (0) | |
81 | ||
52eafc68 | 82 | static void dump_dev_cap_flags(struct mlx4_dev *dev, u64 flags) |
225c7b1f RD |
83 | { |
84 | static const char *fname[] = { | |
85 | [ 0] = "RC transport", | |
86 | [ 1] = "UC transport", | |
87 | [ 2] = "UD transport", | |
ea98054f | 88 | [ 3] = "XRC transport", |
225c7b1f RD |
89 | [ 6] = "SRQ support", |
90 | [ 7] = "IPoIB checksum offload", | |
91 | [ 8] = "P_Key violation counter", | |
92 | [ 9] = "Q_Key violation counter", | |
4d531aa8 | 93 | [12] = "Dual Port Different Protocol (DPDP) support", |
417608c2 | 94 | [15] = "Big LSO headers", |
225c7b1f RD |
95 | [16] = "MW support", |
96 | [17] = "APM support", | |
97 | [18] = "Atomic ops support", | |
98 | [19] = "Raw multicast support", | |
99 | [20] = "Address vector port checking support", | |
100 | [21] = "UD multicast support", | |
ccf86321 OG |
101 | [30] = "IBoE support", |
102 | [32] = "Unicast loopback support", | |
f3a9d1f2 | 103 | [34] = "FCS header control", |
cb2147a9 OG |
104 | [37] = "Wake On LAN (port1) support", |
105 | [38] = "Wake On LAN (port2) support", | |
ccf86321 OG |
106 | [40] = "UDP RSS support", |
107 | [41] = "Unicast VEP steering support", | |
f2a3f6a3 OG |
108 | [42] = "Multicast VEP steering support", |
109 | [48] = "Counters support", | |
802f42a8 | 110 | [52] = "RSS IP fragments support", |
540b3a39 | 111 | [53] = "Port ETS Scheduler support", |
4d531aa8 | 112 | [55] = "Port link type sensing support", |
00f5ce99 | 113 | [59] = "Port management change event support", |
08ff3235 OG |
114 | [61] = "64 byte EQE support", |
115 | [62] = "64 byte CQE support", | |
225c7b1f RD |
116 | }; |
117 | int i; | |
118 | ||
119 | mlx4_dbg(dev, "DEV_CAP flags:\n"); | |
23c15c21 | 120 | for (i = 0; i < ARRAY_SIZE(fname); ++i) |
52eafc68 | 121 | if (fname[i] && (flags & (1LL << i))) |
225c7b1f RD |
122 | mlx4_dbg(dev, " %s\n", fname[i]); |
123 | } | |
124 | ||
b3416f44 SP |
125 | static void dump_dev_cap_flags2(struct mlx4_dev *dev, u64 flags) |
126 | { | |
127 | static const char * const fname[] = { | |
128 | [0] = "RSS support", | |
129 | [1] = "RSS Toeplitz Hash Function support", | |
0ff1fb65 | 130 | [2] = "RSS XOR Hash Function support", |
56cb4567 | 131 | [3] = "Device managed flow steering support", |
d998735f | 132 | [4] = "Automatic MAC reassignment support", |
4e8cf5b8 OG |
133 | [5] = "Time stamping support", |
134 | [6] = "VST (control vlan insertion/stripping) support", | |
b01978ca | 135 | [7] = "FSM (MAC anti-spoofing) support", |
7ffdf726 | 136 | [8] = "Dynamic QP updates support", |
56cb4567 | 137 | [9] = "Device managed flow steering IPoIB support", |
114840c3 | 138 | [10] = "TCP/IP offloads/flow-steering for VXLAN support", |
77507aa2 IS |
139 | [11] = "MAD DEMUX (Secure-Host) support", |
140 | [12] = "Large cache line (>64B) CQE stride support", | |
adbc7ac5 | 141 | [13] = "Large cache line (>64B) EQE stride support", |
a53e3e8c | 142 | [14] = "Ethernet protocol control support", |
d475c95b | 143 | [15] = "Ethernet Backplane autoneg support", |
7ae0e400 | 144 | [16] = "CONFIG DEV support", |
de966c59 | 145 | [17] = "Asymmetric EQs support", |
7d077cd3 | 146 | [18] = "More than 80 VFs support", |
be6a6b43 | 147 | [19] = "Performance optimized for limited rule configuration flow steering support", |
59e14e32 | 148 | [20] = "Recoverable error events support", |
d237baa1 | 149 | [21] = "Port Remap support", |
fc31e256 | 150 | [22] = "QCN support", |
0b131561 | 151 | [23] = "QP rate limiting support", |
d019fcb2 IS |
152 | [24] = "Ethernet Flow control statistics support", |
153 | [25] = "Granular QoS per VF support", | |
3742cc65 | 154 | [26] = "Port ETS Scheduler support", |
51af33cf | 155 | [27] = "Port beacon support", |
78500b8c | 156 | [28] = "RX-ALL support", |
77fc29c4 | 157 | [29] = "802.1ad offload support", |
b3416f44 SP |
158 | }; |
159 | int i; | |
160 | ||
161 | for (i = 0; i < ARRAY_SIZE(fname); ++i) | |
162 | if (fname[i] && (flags & (1LL << i))) | |
163 | mlx4_dbg(dev, " %s\n", fname[i]); | |
164 | } | |
165 | ||
2d928651 VS |
166 | int mlx4_MOD_STAT_CFG(struct mlx4_dev *dev, struct mlx4_mod_stat_cfg *cfg) |
167 | { | |
168 | struct mlx4_cmd_mailbox *mailbox; | |
169 | u32 *inbox; | |
170 | int err = 0; | |
171 | ||
172 | #define MOD_STAT_CFG_IN_SIZE 0x100 | |
173 | ||
174 | #define MOD_STAT_CFG_PG_SZ_M_OFFSET 0x002 | |
175 | #define MOD_STAT_CFG_PG_SZ_OFFSET 0x003 | |
176 | ||
177 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
178 | if (IS_ERR(mailbox)) | |
179 | return PTR_ERR(mailbox); | |
180 | inbox = mailbox->buf; | |
181 | ||
2d928651 VS |
182 | MLX4_PUT(inbox, cfg->log_pg_sz, MOD_STAT_CFG_PG_SZ_OFFSET); |
183 | MLX4_PUT(inbox, cfg->log_pg_sz_m, MOD_STAT_CFG_PG_SZ_M_OFFSET); | |
184 | ||
185 | err = mlx4_cmd(dev, mailbox->dma, 0, 0, MLX4_CMD_MOD_STAT_CFG, | |
f9baff50 | 186 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); |
2d928651 VS |
187 | |
188 | mlx4_free_cmd_mailbox(dev, mailbox); | |
189 | return err; | |
190 | } | |
191 | ||
e8c4265b MB |
192 | int mlx4_QUERY_FUNC(struct mlx4_dev *dev, struct mlx4_func *func, int slave) |
193 | { | |
194 | struct mlx4_cmd_mailbox *mailbox; | |
195 | u32 *outbox; | |
196 | u8 in_modifier; | |
197 | u8 field; | |
198 | u16 field16; | |
199 | int err; | |
200 | ||
201 | #define QUERY_FUNC_BUS_OFFSET 0x00 | |
202 | #define QUERY_FUNC_DEVICE_OFFSET 0x01 | |
203 | #define QUERY_FUNC_FUNCTION_OFFSET 0x01 | |
204 | #define QUERY_FUNC_PHYSICAL_FUNCTION_OFFSET 0x03 | |
205 | #define QUERY_FUNC_RSVD_EQS_OFFSET 0x04 | |
206 | #define QUERY_FUNC_MAX_EQ_OFFSET 0x06 | |
207 | #define QUERY_FUNC_RSVD_UARS_OFFSET 0x0b | |
208 | ||
209 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
210 | if (IS_ERR(mailbox)) | |
211 | return PTR_ERR(mailbox); | |
212 | outbox = mailbox->buf; | |
213 | ||
214 | in_modifier = slave; | |
e8c4265b MB |
215 | |
216 | err = mlx4_cmd_box(dev, 0, mailbox->dma, in_modifier, 0, | |
217 | MLX4_CMD_QUERY_FUNC, | |
218 | MLX4_CMD_TIME_CLASS_A, | |
219 | MLX4_CMD_NATIVE); | |
220 | if (err) | |
221 | goto out; | |
222 | ||
223 | MLX4_GET(field, outbox, QUERY_FUNC_BUS_OFFSET); | |
224 | func->bus = field & 0xf; | |
225 | MLX4_GET(field, outbox, QUERY_FUNC_DEVICE_OFFSET); | |
226 | func->device = field & 0xf1; | |
227 | MLX4_GET(field, outbox, QUERY_FUNC_FUNCTION_OFFSET); | |
228 | func->function = field & 0x7; | |
229 | MLX4_GET(field, outbox, QUERY_FUNC_PHYSICAL_FUNCTION_OFFSET); | |
230 | func->physical_function = field & 0xf; | |
231 | MLX4_GET(field16, outbox, QUERY_FUNC_RSVD_EQS_OFFSET); | |
232 | func->rsvd_eqs = field16 & 0xffff; | |
233 | MLX4_GET(field16, outbox, QUERY_FUNC_MAX_EQ_OFFSET); | |
234 | func->max_eq = field16 & 0xffff; | |
235 | MLX4_GET(field, outbox, QUERY_FUNC_RSVD_UARS_OFFSET); | |
236 | func->rsvd_uars = field & 0x0f; | |
237 | ||
238 | mlx4_dbg(dev, "Bus: %d, Device: %d, Function: %d, Physical function: %d, Max EQs: %d, Reserved EQs: %d, Reserved UARs: %d\n", | |
239 | func->bus, func->device, func->function, func->physical_function, | |
240 | func->max_eq, func->rsvd_eqs, func->rsvd_uars); | |
241 | ||
242 | out: | |
243 | mlx4_free_cmd_mailbox(dev, mailbox); | |
244 | return err; | |
245 | } | |
246 | ||
5cc914f1 MA |
247 | int mlx4_QUERY_FUNC_CAP_wrapper(struct mlx4_dev *dev, int slave, |
248 | struct mlx4_vhcr *vhcr, | |
249 | struct mlx4_cmd_mailbox *inbox, | |
250 | struct mlx4_cmd_mailbox *outbox, | |
251 | struct mlx4_cmd_info *cmd) | |
252 | { | |
5a0d0a61 | 253 | struct mlx4_priv *priv = mlx4_priv(dev); |
99ec41d0 JM |
254 | u8 field, port; |
255 | u32 size, proxy_qp, qkey; | |
5cc914f1 | 256 | int err = 0; |
7ae0e400 | 257 | struct mlx4_func func; |
5cc914f1 MA |
258 | |
259 | #define QUERY_FUNC_CAP_FLAGS_OFFSET 0x0 | |
260 | #define QUERY_FUNC_CAP_NUM_PORTS_OFFSET 0x1 | |
5cc914f1 | 261 | #define QUERY_FUNC_CAP_PF_BHVR_OFFSET 0x4 |
105c320f | 262 | #define QUERY_FUNC_CAP_FMR_OFFSET 0x8 |
eb456a68 JM |
263 | #define QUERY_FUNC_CAP_QP_QUOTA_OFFSET_DEP 0x10 |
264 | #define QUERY_FUNC_CAP_CQ_QUOTA_OFFSET_DEP 0x14 | |
265 | #define QUERY_FUNC_CAP_SRQ_QUOTA_OFFSET_DEP 0x18 | |
266 | #define QUERY_FUNC_CAP_MPT_QUOTA_OFFSET_DEP 0x20 | |
267 | #define QUERY_FUNC_CAP_MTT_QUOTA_OFFSET_DEP 0x24 | |
268 | #define QUERY_FUNC_CAP_MCG_QUOTA_OFFSET_DEP 0x28 | |
5cc914f1 | 269 | #define QUERY_FUNC_CAP_MAX_EQ_OFFSET 0x2c |
69612b9f | 270 | #define QUERY_FUNC_CAP_RESERVED_EQ_OFFSET 0x30 |
f0ce0615 | 271 | #define QUERY_FUNC_CAP_QP_RESD_LKEY_OFFSET 0x48 |
5cc914f1 | 272 | |
eb456a68 JM |
273 | #define QUERY_FUNC_CAP_QP_QUOTA_OFFSET 0x50 |
274 | #define QUERY_FUNC_CAP_CQ_QUOTA_OFFSET 0x54 | |
275 | #define QUERY_FUNC_CAP_SRQ_QUOTA_OFFSET 0x58 | |
276 | #define QUERY_FUNC_CAP_MPT_QUOTA_OFFSET 0x60 | |
277 | #define QUERY_FUNC_CAP_MTT_QUOTA_OFFSET 0x64 | |
278 | #define QUERY_FUNC_CAP_MCG_QUOTA_OFFSET 0x68 | |
279 | ||
ddae0349 EE |
280 | #define QUERY_FUNC_CAP_EXTRA_FLAGS_OFFSET 0x6c |
281 | ||
105c320f JM |
282 | #define QUERY_FUNC_CAP_FMR_FLAG 0x80 |
283 | #define QUERY_FUNC_CAP_FLAG_RDMA 0x40 | |
284 | #define QUERY_FUNC_CAP_FLAG_ETH 0x80 | |
eb456a68 | 285 | #define QUERY_FUNC_CAP_FLAG_QUOTAS 0x10 |
f0ce0615 | 286 | #define QUERY_FUNC_CAP_FLAG_RESD_LKEY 0x08 |
ddae0349 EE |
287 | #define QUERY_FUNC_CAP_FLAG_VALID_MAILBOX 0x04 |
288 | ||
289 | #define QUERY_FUNC_CAP_EXTRA_FLAGS_BF_QP_ALLOC_FLAG (1UL << 31) | |
d57febe1 | 290 | #define QUERY_FUNC_CAP_EXTRA_FLAGS_A0_QP_ALLOC_FLAG (1UL << 30) |
105c320f JM |
291 | |
292 | /* when opcode modifier = 1 */ | |
5cc914f1 | 293 | #define QUERY_FUNC_CAP_PHYS_PORT_OFFSET 0x3 |
99ec41d0 | 294 | #define QUERY_FUNC_CAP_PRIV_VF_QKEY_OFFSET 0x4 |
73e74ab4 HHZ |
295 | #define QUERY_FUNC_CAP_FLAGS0_OFFSET 0x8 |
296 | #define QUERY_FUNC_CAP_FLAGS1_OFFSET 0xc | |
5cc914f1 | 297 | |
47605df9 JM |
298 | #define QUERY_FUNC_CAP_QP0_TUNNEL 0x10 |
299 | #define QUERY_FUNC_CAP_QP0_PROXY 0x14 | |
300 | #define QUERY_FUNC_CAP_QP1_TUNNEL 0x18 | |
301 | #define QUERY_FUNC_CAP_QP1_PROXY 0x1c | |
8e1a28e8 | 302 | #define QUERY_FUNC_CAP_PHYS_PORT_ID 0x28 |
47605df9 | 303 | |
73e74ab4 HHZ |
304 | #define QUERY_FUNC_CAP_FLAGS1_FORCE_MAC 0x40 |
305 | #define QUERY_FUNC_CAP_FLAGS1_FORCE_VLAN 0x80 | |
eb17711b | 306 | #define QUERY_FUNC_CAP_FLAGS1_NIC_INFO 0x10 |
99ec41d0 | 307 | #define QUERY_FUNC_CAP_VF_ENABLE_QP0 0x08 |
105c320f | 308 | |
73e74ab4 | 309 | #define QUERY_FUNC_CAP_FLAGS0_FORCE_PHY_WQE_GID 0x80 |
7ae0e400 | 310 | #define QUERY_FUNC_CAP_SUPPORTS_NON_POWER_OF_2_NUM_EQS (1 << 31) |
77fc29c4 | 311 | #define QUERY_FUNC_CAP_PHV_BIT 0x40 |
105c320f | 312 | |
5cc914f1 | 313 | if (vhcr->op_modifier == 1) { |
449fc488 MB |
314 | struct mlx4_active_ports actv_ports = |
315 | mlx4_get_active_ports(dev, slave); | |
316 | int converted_port = mlx4_slave_convert_port( | |
317 | dev, slave, vhcr->in_modifier); | |
318 | ||
319 | if (converted_port < 0) | |
320 | return -EINVAL; | |
321 | ||
322 | vhcr->in_modifier = converted_port; | |
449fc488 MB |
323 | /* phys-port = logical-port */ |
324 | field = vhcr->in_modifier - | |
325 | find_first_bit(actv_ports.ports, dev->caps.num_ports); | |
47605df9 JM |
326 | MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_PHYS_PORT_OFFSET); |
327 | ||
99ec41d0 JM |
328 | port = vhcr->in_modifier; |
329 | proxy_qp = dev->phys_caps.base_proxy_sqpn + 8 * slave + port - 1; | |
330 | ||
331 | /* Set nic_info bit to mark new fields support */ | |
332 | field = QUERY_FUNC_CAP_FLAGS1_NIC_INFO; | |
333 | ||
334 | if (mlx4_vf_smi_enabled(dev, slave, port) && | |
335 | !mlx4_get_parav_qkey(dev, proxy_qp, &qkey)) { | |
336 | field |= QUERY_FUNC_CAP_VF_ENABLE_QP0; | |
337 | MLX4_PUT(outbox->buf, qkey, | |
338 | QUERY_FUNC_CAP_PRIV_VF_QKEY_OFFSET); | |
339 | } | |
340 | MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_FLAGS1_OFFSET); | |
341 | ||
47605df9 | 342 | /* size is now the QP number */ |
99ec41d0 | 343 | size = dev->phys_caps.base_tunnel_sqpn + 8 * slave + port - 1; |
47605df9 JM |
344 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_QP0_TUNNEL); |
345 | ||
346 | size += 2; | |
347 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_QP1_TUNNEL); | |
348 | ||
99ec41d0 JM |
349 | MLX4_PUT(outbox->buf, proxy_qp, QUERY_FUNC_CAP_QP0_PROXY); |
350 | proxy_qp += 2; | |
351 | MLX4_PUT(outbox->buf, proxy_qp, QUERY_FUNC_CAP_QP1_PROXY); | |
47605df9 | 352 | |
8e1a28e8 HHZ |
353 | MLX4_PUT(outbox->buf, dev->caps.phys_port_id[vhcr->in_modifier], |
354 | QUERY_FUNC_CAP_PHYS_PORT_ID); | |
355 | ||
77fc29c4 HHZ |
356 | if (dev->caps.phv_bit[port]) { |
357 | field = QUERY_FUNC_CAP_PHV_BIT; | |
358 | MLX4_PUT(outbox->buf, field, | |
359 | QUERY_FUNC_CAP_FLAGS0_OFFSET); | |
360 | } | |
361 | ||
5cc914f1 | 362 | } else if (vhcr->op_modifier == 0) { |
449fc488 MB |
363 | struct mlx4_active_ports actv_ports = |
364 | mlx4_get_active_ports(dev, slave); | |
f0ce0615 JM |
365 | /* enable rdma and ethernet interfaces, new quota locations, |
366 | * and reserved lkey | |
367 | */ | |
eb456a68 | 368 | field = (QUERY_FUNC_CAP_FLAG_ETH | QUERY_FUNC_CAP_FLAG_RDMA | |
f0ce0615 JM |
369 | QUERY_FUNC_CAP_FLAG_QUOTAS | QUERY_FUNC_CAP_FLAG_VALID_MAILBOX | |
370 | QUERY_FUNC_CAP_FLAG_RESD_LKEY); | |
5cc914f1 MA |
371 | MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_FLAGS_OFFSET); |
372 | ||
449fc488 MB |
373 | field = min( |
374 | bitmap_weight(actv_ports.ports, dev->caps.num_ports), | |
375 | dev->caps.num_ports); | |
5cc914f1 MA |
376 | MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_NUM_PORTS_OFFSET); |
377 | ||
08ff3235 | 378 | size = dev->caps.function_caps; /* set PF behaviours */ |
5cc914f1 MA |
379 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_PF_BHVR_OFFSET); |
380 | ||
105c320f JM |
381 | field = 0; /* protected FMR support not available as yet */ |
382 | MLX4_PUT(outbox->buf, field, QUERY_FUNC_CAP_FMR_OFFSET); | |
383 | ||
5a0d0a61 | 384 | size = priv->mfunc.master.res_tracker.res_alloc[RES_QP].quota[slave]; |
5cc914f1 | 385 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_QP_QUOTA_OFFSET); |
eb456a68 JM |
386 | size = dev->caps.num_qps; |
387 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_QP_QUOTA_OFFSET_DEP); | |
5cc914f1 | 388 | |
5a0d0a61 | 389 | size = priv->mfunc.master.res_tracker.res_alloc[RES_SRQ].quota[slave]; |
5cc914f1 | 390 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_SRQ_QUOTA_OFFSET); |
eb456a68 JM |
391 | size = dev->caps.num_srqs; |
392 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_SRQ_QUOTA_OFFSET_DEP); | |
5cc914f1 | 393 | |
5a0d0a61 | 394 | size = priv->mfunc.master.res_tracker.res_alloc[RES_CQ].quota[slave]; |
5cc914f1 | 395 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_CQ_QUOTA_OFFSET); |
eb456a68 JM |
396 | size = dev->caps.num_cqs; |
397 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_CQ_QUOTA_OFFSET_DEP); | |
5cc914f1 | 398 | |
7ae0e400 MB |
399 | if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_SYS_EQS) || |
400 | mlx4_QUERY_FUNC(dev, &func, slave)) { | |
401 | size = vhcr->in_modifier & | |
402 | QUERY_FUNC_CAP_SUPPORTS_NON_POWER_OF_2_NUM_EQS ? | |
403 | dev->caps.num_eqs : | |
404 | rounddown_pow_of_two(dev->caps.num_eqs); | |
405 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MAX_EQ_OFFSET); | |
406 | size = dev->caps.reserved_eqs; | |
407 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_RESERVED_EQ_OFFSET); | |
408 | } else { | |
409 | size = vhcr->in_modifier & | |
410 | QUERY_FUNC_CAP_SUPPORTS_NON_POWER_OF_2_NUM_EQS ? | |
411 | func.max_eq : | |
412 | rounddown_pow_of_two(func.max_eq); | |
413 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MAX_EQ_OFFSET); | |
414 | size = func.rsvd_eqs; | |
415 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_RESERVED_EQ_OFFSET); | |
416 | } | |
5cc914f1 | 417 | |
5a0d0a61 | 418 | size = priv->mfunc.master.res_tracker.res_alloc[RES_MPT].quota[slave]; |
5cc914f1 | 419 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MPT_QUOTA_OFFSET); |
eb456a68 JM |
420 | size = dev->caps.num_mpts; |
421 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MPT_QUOTA_OFFSET_DEP); | |
5cc914f1 | 422 | |
5a0d0a61 | 423 | size = priv->mfunc.master.res_tracker.res_alloc[RES_MTT].quota[slave]; |
5cc914f1 | 424 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MTT_QUOTA_OFFSET); |
eb456a68 JM |
425 | size = dev->caps.num_mtts; |
426 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MTT_QUOTA_OFFSET_DEP); | |
5cc914f1 MA |
427 | |
428 | size = dev->caps.num_mgms + dev->caps.num_amgms; | |
429 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MCG_QUOTA_OFFSET); | |
eb456a68 | 430 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_MCG_QUOTA_OFFSET_DEP); |
5cc914f1 | 431 | |
d57febe1 MB |
432 | size = QUERY_FUNC_CAP_EXTRA_FLAGS_BF_QP_ALLOC_FLAG | |
433 | QUERY_FUNC_CAP_EXTRA_FLAGS_A0_QP_ALLOC_FLAG; | |
ddae0349 | 434 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_EXTRA_FLAGS_OFFSET); |
f0ce0615 JM |
435 | |
436 | size = dev->caps.reserved_lkey + ((slave << 8) & 0xFF00); | |
437 | MLX4_PUT(outbox->buf, size, QUERY_FUNC_CAP_QP_RESD_LKEY_OFFSET); | |
5cc914f1 MA |
438 | } else |
439 | err = -EINVAL; | |
440 | ||
441 | return err; | |
442 | } | |
443 | ||
225c6c8c | 444 | int mlx4_QUERY_FUNC_CAP(struct mlx4_dev *dev, u8 gen_or_port, |
47605df9 | 445 | struct mlx4_func_cap *func_cap) |
5cc914f1 MA |
446 | { |
447 | struct mlx4_cmd_mailbox *mailbox; | |
448 | u32 *outbox; | |
47605df9 | 449 | u8 field, op_modifier; |
99ec41d0 | 450 | u32 size, qkey; |
eb456a68 | 451 | int err = 0, quotas = 0; |
7ae0e400 | 452 | u32 in_modifier; |
5cc914f1 | 453 | |
47605df9 | 454 | op_modifier = !!gen_or_port; /* 0 = general, 1 = logical port */ |
7ae0e400 MB |
455 | in_modifier = op_modifier ? gen_or_port : |
456 | QUERY_FUNC_CAP_SUPPORTS_NON_POWER_OF_2_NUM_EQS; | |
5cc914f1 MA |
457 | |
458 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
459 | if (IS_ERR(mailbox)) | |
460 | return PTR_ERR(mailbox); | |
461 | ||
7ae0e400 | 462 | err = mlx4_cmd_box(dev, 0, mailbox->dma, in_modifier, op_modifier, |
47605df9 | 463 | MLX4_CMD_QUERY_FUNC_CAP, |
5cc914f1 MA |
464 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED); |
465 | if (err) | |
466 | goto out; | |
467 | ||
468 | outbox = mailbox->buf; | |
469 | ||
47605df9 JM |
470 | if (!op_modifier) { |
471 | MLX4_GET(field, outbox, QUERY_FUNC_CAP_FLAGS_OFFSET); | |
472 | if (!(field & (QUERY_FUNC_CAP_FLAG_ETH | QUERY_FUNC_CAP_FLAG_RDMA))) { | |
473 | mlx4_err(dev, "The host supports neither eth nor rdma interfaces\n"); | |
474 | err = -EPROTONOSUPPORT; | |
475 | goto out; | |
476 | } | |
477 | func_cap->flags = field; | |
eb456a68 | 478 | quotas = !!(func_cap->flags & QUERY_FUNC_CAP_FLAG_QUOTAS); |
5cc914f1 | 479 | |
47605df9 JM |
480 | MLX4_GET(field, outbox, QUERY_FUNC_CAP_NUM_PORTS_OFFSET); |
481 | func_cap->num_ports = field; | |
5cc914f1 | 482 | |
47605df9 JM |
483 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_PF_BHVR_OFFSET); |
484 | func_cap->pf_context_behaviour = size; | |
5cc914f1 | 485 | |
eb456a68 JM |
486 | if (quotas) { |
487 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP_QUOTA_OFFSET); | |
488 | func_cap->qp_quota = size & 0xFFFFFF; | |
489 | ||
490 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_SRQ_QUOTA_OFFSET); | |
491 | func_cap->srq_quota = size & 0xFFFFFF; | |
492 | ||
493 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_CQ_QUOTA_OFFSET); | |
494 | func_cap->cq_quota = size & 0xFFFFFF; | |
495 | ||
496 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_MPT_QUOTA_OFFSET); | |
497 | func_cap->mpt_quota = size & 0xFFFFFF; | |
498 | ||
499 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_MTT_QUOTA_OFFSET); | |
500 | func_cap->mtt_quota = size & 0xFFFFFF; | |
501 | ||
502 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_MCG_QUOTA_OFFSET); | |
503 | func_cap->mcg_quota = size & 0xFFFFFF; | |
5cc914f1 | 504 | |
eb456a68 JM |
505 | } else { |
506 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP_QUOTA_OFFSET_DEP); | |
507 | func_cap->qp_quota = size & 0xFFFFFF; | |
5cc914f1 | 508 | |
eb456a68 JM |
509 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_SRQ_QUOTA_OFFSET_DEP); |
510 | func_cap->srq_quota = size & 0xFFFFFF; | |
5cc914f1 | 511 | |
eb456a68 JM |
512 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_CQ_QUOTA_OFFSET_DEP); |
513 | func_cap->cq_quota = size & 0xFFFFFF; | |
514 | ||
515 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_MPT_QUOTA_OFFSET_DEP); | |
516 | func_cap->mpt_quota = size & 0xFFFFFF; | |
517 | ||
518 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_MTT_QUOTA_OFFSET_DEP); | |
519 | func_cap->mtt_quota = size & 0xFFFFFF; | |
520 | ||
521 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_MCG_QUOTA_OFFSET_DEP); | |
522 | func_cap->mcg_quota = size & 0xFFFFFF; | |
523 | } | |
47605df9 JM |
524 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_MAX_EQ_OFFSET); |
525 | func_cap->max_eq = size & 0xFFFFFF; | |
5cc914f1 | 526 | |
47605df9 JM |
527 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_RESERVED_EQ_OFFSET); |
528 | func_cap->reserved_eq = size & 0xFFFFFF; | |
5cc914f1 | 529 | |
f0ce0615 JM |
530 | if (func_cap->flags & QUERY_FUNC_CAP_FLAG_RESD_LKEY) { |
531 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP_RESD_LKEY_OFFSET); | |
532 | func_cap->reserved_lkey = size; | |
533 | } else { | |
534 | func_cap->reserved_lkey = 0; | |
535 | } | |
536 | ||
ddae0349 EE |
537 | func_cap->extra_flags = 0; |
538 | ||
539 | /* Mailbox data from 0x6c and onward should only be treated if | |
540 | * QUERY_FUNC_CAP_FLAG_VALID_MAILBOX is set in func_cap->flags | |
541 | */ | |
542 | if (func_cap->flags & QUERY_FUNC_CAP_FLAG_VALID_MAILBOX) { | |
543 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_EXTRA_FLAGS_OFFSET); | |
544 | if (size & QUERY_FUNC_CAP_EXTRA_FLAGS_BF_QP_ALLOC_FLAG) | |
545 | func_cap->extra_flags |= MLX4_QUERY_FUNC_FLAGS_BF_RES_QP; | |
d57febe1 MB |
546 | if (size & QUERY_FUNC_CAP_EXTRA_FLAGS_A0_QP_ALLOC_FLAG) |
547 | func_cap->extra_flags |= MLX4_QUERY_FUNC_FLAGS_A0_RES_QP; | |
ddae0349 EE |
548 | } |
549 | ||
47605df9 JM |
550 | goto out; |
551 | } | |
5cc914f1 | 552 | |
47605df9 JM |
553 | /* logical port query */ |
554 | if (gen_or_port > dev->caps.num_ports) { | |
555 | err = -EINVAL; | |
556 | goto out; | |
557 | } | |
5cc914f1 | 558 | |
eb17711b | 559 | MLX4_GET(func_cap->flags1, outbox, QUERY_FUNC_CAP_FLAGS1_OFFSET); |
47605df9 | 560 | if (dev->caps.port_type[gen_or_port] == MLX4_PORT_TYPE_ETH) { |
bc82878b | 561 | if (func_cap->flags1 & QUERY_FUNC_CAP_FLAGS1_FORCE_VLAN) { |
47605df9 JM |
562 | mlx4_err(dev, "VLAN is enforced on this port\n"); |
563 | err = -EPROTONOSUPPORT; | |
5cc914f1 | 564 | goto out; |
47605df9 | 565 | } |
5cc914f1 | 566 | |
eb17711b | 567 | if (func_cap->flags1 & QUERY_FUNC_CAP_FLAGS1_FORCE_MAC) { |
47605df9 JM |
568 | mlx4_err(dev, "Force mac is enabled on this port\n"); |
569 | err = -EPROTONOSUPPORT; | |
570 | goto out; | |
5cc914f1 | 571 | } |
47605df9 | 572 | } else if (dev->caps.port_type[gen_or_port] == MLX4_PORT_TYPE_IB) { |
73e74ab4 HHZ |
573 | MLX4_GET(field, outbox, QUERY_FUNC_CAP_FLAGS0_OFFSET); |
574 | if (field & QUERY_FUNC_CAP_FLAGS0_FORCE_PHY_WQE_GID) { | |
1a91de28 | 575 | mlx4_err(dev, "phy_wqe_gid is enforced on this ib port\n"); |
47605df9 JM |
576 | err = -EPROTONOSUPPORT; |
577 | goto out; | |
578 | } | |
579 | } | |
5cc914f1 | 580 | |
47605df9 JM |
581 | MLX4_GET(field, outbox, QUERY_FUNC_CAP_PHYS_PORT_OFFSET); |
582 | func_cap->physical_port = field; | |
583 | if (func_cap->physical_port != gen_or_port) { | |
584 | err = -ENOSYS; | |
585 | goto out; | |
5cc914f1 MA |
586 | } |
587 | ||
99ec41d0 JM |
588 | if (func_cap->flags1 & QUERY_FUNC_CAP_VF_ENABLE_QP0) { |
589 | MLX4_GET(qkey, outbox, QUERY_FUNC_CAP_PRIV_VF_QKEY_OFFSET); | |
590 | func_cap->qp0_qkey = qkey; | |
591 | } else { | |
592 | func_cap->qp0_qkey = 0; | |
593 | } | |
594 | ||
47605df9 JM |
595 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP0_TUNNEL); |
596 | func_cap->qp0_tunnel_qpn = size & 0xFFFFFF; | |
597 | ||
598 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP0_PROXY); | |
599 | func_cap->qp0_proxy_qpn = size & 0xFFFFFF; | |
600 | ||
601 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP1_TUNNEL); | |
602 | func_cap->qp1_tunnel_qpn = size & 0xFFFFFF; | |
603 | ||
604 | MLX4_GET(size, outbox, QUERY_FUNC_CAP_QP1_PROXY); | |
605 | func_cap->qp1_proxy_qpn = size & 0xFFFFFF; | |
606 | ||
8e1a28e8 HHZ |
607 | if (func_cap->flags1 & QUERY_FUNC_CAP_FLAGS1_NIC_INFO) |
608 | MLX4_GET(func_cap->phys_port_id, outbox, | |
609 | QUERY_FUNC_CAP_PHYS_PORT_ID); | |
610 | ||
77fc29c4 HHZ |
611 | MLX4_GET(field, outbox, QUERY_FUNC_CAP_FLAGS0_OFFSET); |
612 | func_cap->flags |= (field & QUERY_FUNC_CAP_PHV_BIT); | |
613 | ||
5cc914f1 MA |
614 | /* All other resources are allocated by the master, but we still report |
615 | * 'num' and 'reserved' capabilities as follows: | |
616 | * - num remains the maximum resource index | |
617 | * - 'num - reserved' is the total available objects of a resource, but | |
618 | * resource indices may be less than 'reserved' | |
619 | * TODO: set per-resource quotas */ | |
620 | ||
621 | out: | |
622 | mlx4_free_cmd_mailbox(dev, mailbox); | |
623 | ||
624 | return err; | |
625 | } | |
626 | ||
225c7b1f RD |
627 | int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) |
628 | { | |
629 | struct mlx4_cmd_mailbox *mailbox; | |
630 | u32 *outbox; | |
631 | u8 field; | |
ccf86321 | 632 | u32 field32, flags, ext_flags; |
225c7b1f RD |
633 | u16 size; |
634 | u16 stat_rate; | |
635 | int err; | |
5ae2a7a8 | 636 | int i; |
225c7b1f RD |
637 | |
638 | #define QUERY_DEV_CAP_OUT_SIZE 0x100 | |
639 | #define QUERY_DEV_CAP_MAX_SRQ_SZ_OFFSET 0x10 | |
640 | #define QUERY_DEV_CAP_MAX_QP_SZ_OFFSET 0x11 | |
641 | #define QUERY_DEV_CAP_RSVD_QP_OFFSET 0x12 | |
642 | #define QUERY_DEV_CAP_MAX_QP_OFFSET 0x13 | |
643 | #define QUERY_DEV_CAP_RSVD_SRQ_OFFSET 0x14 | |
644 | #define QUERY_DEV_CAP_MAX_SRQ_OFFSET 0x15 | |
645 | #define QUERY_DEV_CAP_RSVD_EEC_OFFSET 0x16 | |
646 | #define QUERY_DEV_CAP_MAX_EEC_OFFSET 0x17 | |
647 | #define QUERY_DEV_CAP_MAX_CQ_SZ_OFFSET 0x19 | |
648 | #define QUERY_DEV_CAP_RSVD_CQ_OFFSET 0x1a | |
649 | #define QUERY_DEV_CAP_MAX_CQ_OFFSET 0x1b | |
650 | #define QUERY_DEV_CAP_MAX_MPT_OFFSET 0x1d | |
651 | #define QUERY_DEV_CAP_RSVD_EQ_OFFSET 0x1e | |
652 | #define QUERY_DEV_CAP_MAX_EQ_OFFSET 0x1f | |
653 | #define QUERY_DEV_CAP_RSVD_MTT_OFFSET 0x20 | |
654 | #define QUERY_DEV_CAP_MAX_MRW_SZ_OFFSET 0x21 | |
655 | #define QUERY_DEV_CAP_RSVD_MRW_OFFSET 0x22 | |
656 | #define QUERY_DEV_CAP_MAX_MTT_SEG_OFFSET 0x23 | |
7ae0e400 | 657 | #define QUERY_DEV_CAP_NUM_SYS_EQ_OFFSET 0x26 |
225c7b1f RD |
658 | #define QUERY_DEV_CAP_MAX_AV_OFFSET 0x27 |
659 | #define QUERY_DEV_CAP_MAX_REQ_QP_OFFSET 0x29 | |
660 | #define QUERY_DEV_CAP_MAX_RES_QP_OFFSET 0x2b | |
b832be1e | 661 | #define QUERY_DEV_CAP_MAX_GSO_OFFSET 0x2d |
b3416f44 | 662 | #define QUERY_DEV_CAP_RSS_OFFSET 0x2e |
225c7b1f RD |
663 | #define QUERY_DEV_CAP_MAX_RDMA_OFFSET 0x2f |
664 | #define QUERY_DEV_CAP_RSZ_SRQ_OFFSET 0x33 | |
51af33cf | 665 | #define QUERY_DEV_CAP_PORT_BEACON_OFFSET 0x34 |
225c7b1f RD |
666 | #define QUERY_DEV_CAP_ACK_DELAY_OFFSET 0x35 |
667 | #define QUERY_DEV_CAP_MTU_WIDTH_OFFSET 0x36 | |
668 | #define QUERY_DEV_CAP_VL_PORT_OFFSET 0x37 | |
149983af | 669 | #define QUERY_DEV_CAP_MAX_MSG_SZ_OFFSET 0x38 |
225c7b1f RD |
670 | #define QUERY_DEV_CAP_MAX_GID_OFFSET 0x3b |
671 | #define QUERY_DEV_CAP_RATE_SUPPORT_OFFSET 0x3c | |
d998735f | 672 | #define QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET 0x3e |
225c7b1f | 673 | #define QUERY_DEV_CAP_MAX_PKEY_OFFSET 0x3f |
ccf86321 | 674 | #define QUERY_DEV_CAP_EXT_FLAGS_OFFSET 0x40 |
225c7b1f RD |
675 | #define QUERY_DEV_CAP_FLAGS_OFFSET 0x44 |
676 | #define QUERY_DEV_CAP_RSVD_UAR_OFFSET 0x48 | |
677 | #define QUERY_DEV_CAP_UAR_SZ_OFFSET 0x49 | |
678 | #define QUERY_DEV_CAP_PAGE_SZ_OFFSET 0x4b | |
679 | #define QUERY_DEV_CAP_BF_OFFSET 0x4c | |
680 | #define QUERY_DEV_CAP_LOG_BF_REG_SZ_OFFSET 0x4d | |
681 | #define QUERY_DEV_CAP_LOG_MAX_BF_REGS_PER_PAGE_OFFSET 0x4e | |
682 | #define QUERY_DEV_CAP_LOG_MAX_BF_PAGES_OFFSET 0x4f | |
683 | #define QUERY_DEV_CAP_MAX_SG_SQ_OFFSET 0x51 | |
684 | #define QUERY_DEV_CAP_MAX_DESC_SZ_SQ_OFFSET 0x52 | |
685 | #define QUERY_DEV_CAP_MAX_SG_RQ_OFFSET 0x55 | |
686 | #define QUERY_DEV_CAP_MAX_DESC_SZ_RQ_OFFSET 0x56 | |
687 | #define QUERY_DEV_CAP_MAX_QP_MCG_OFFSET 0x61 | |
688 | #define QUERY_DEV_CAP_RSVD_MCG_OFFSET 0x62 | |
689 | #define QUERY_DEV_CAP_MAX_MCG_OFFSET 0x63 | |
690 | #define QUERY_DEV_CAP_RSVD_PD_OFFSET 0x64 | |
691 | #define QUERY_DEV_CAP_MAX_PD_OFFSET 0x65 | |
012a8ff5 SH |
692 | #define QUERY_DEV_CAP_RSVD_XRC_OFFSET 0x66 |
693 | #define QUERY_DEV_CAP_MAX_XRC_OFFSET 0x67 | |
f2a3f6a3 | 694 | #define QUERY_DEV_CAP_MAX_COUNTERS_OFFSET 0x68 |
0b131561 | 695 | #define QUERY_DEV_CAP_PORT_FLOWSTATS_COUNTERS_OFFSET 0x70 |
3f7fb021 | 696 | #define QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET 0x70 |
4de65803 | 697 | #define QUERY_DEV_CAP_FLOW_STEERING_IPOIB_OFFSET 0x74 |
0ff1fb65 HHZ |
698 | #define QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET 0x76 |
699 | #define QUERY_DEV_CAP_FLOW_STEERING_MAX_QP_OFFSET 0x77 | |
77507aa2 | 700 | #define QUERY_DEV_CAP_CQ_EQ_CACHE_LINE_STRIDE 0x7a |
d237baa1 | 701 | #define QUERY_DEV_CAP_ECN_QCN_VER_OFFSET 0x7b |
225c7b1f RD |
702 | #define QUERY_DEV_CAP_RDMARC_ENTRY_SZ_OFFSET 0x80 |
703 | #define QUERY_DEV_CAP_QPC_ENTRY_SZ_OFFSET 0x82 | |
704 | #define QUERY_DEV_CAP_AUX_ENTRY_SZ_OFFSET 0x84 | |
705 | #define QUERY_DEV_CAP_ALTC_ENTRY_SZ_OFFSET 0x86 | |
706 | #define QUERY_DEV_CAP_EQC_ENTRY_SZ_OFFSET 0x88 | |
707 | #define QUERY_DEV_CAP_CQC_ENTRY_SZ_OFFSET 0x8a | |
708 | #define QUERY_DEV_CAP_SRQ_ENTRY_SZ_OFFSET 0x8c | |
709 | #define QUERY_DEV_CAP_C_MPT_ENTRY_SZ_OFFSET 0x8e | |
710 | #define QUERY_DEV_CAP_MTT_ENTRY_SZ_OFFSET 0x90 | |
711 | #define QUERY_DEV_CAP_D_MPT_ENTRY_SZ_OFFSET 0x92 | |
95d04f07 | 712 | #define QUERY_DEV_CAP_BMME_FLAGS_OFFSET 0x94 |
d475c95b | 713 | #define QUERY_DEV_CAP_CONFIG_DEV_OFFSET 0x94 |
77fc29c4 | 714 | #define QUERY_DEV_CAP_PHV_EN_OFFSET 0x96 |
225c7b1f RD |
715 | #define QUERY_DEV_CAP_RSVD_LKEY_OFFSET 0x98 |
716 | #define QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET 0xa0 | |
a53e3e8c | 717 | #define QUERY_DEV_CAP_ETH_BACKPL_OFFSET 0x9c |
955154fa | 718 | #define QUERY_DEV_CAP_FW_REASSIGN_MAC 0x9d |
7ffdf726 | 719 | #define QUERY_DEV_CAP_VXLAN 0x9e |
114840c3 | 720 | #define QUERY_DEV_CAP_MAD_DEMUX_OFFSET 0xb0 |
7d077cd3 MB |
721 | #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET 0xa8 |
722 | #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET 0xac | |
fc31e256 OG |
723 | #define QUERY_DEV_CAP_QP_RATE_LIMIT_NUM_OFFSET 0xcc |
724 | #define QUERY_DEV_CAP_QP_RATE_LIMIT_MAX_OFFSET 0xd0 | |
725 | #define QUERY_DEV_CAP_QP_RATE_LIMIT_MIN_OFFSET 0xd2 | |
726 | ||
225c7b1f | 727 | |
b3416f44 | 728 | dev_cap->flags2 = 0; |
225c7b1f RD |
729 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
730 | if (IS_ERR(mailbox)) | |
731 | return PTR_ERR(mailbox); | |
732 | outbox = mailbox->buf; | |
733 | ||
734 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_DEV_CAP, | |
401453a3 | 735 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); |
225c7b1f RD |
736 | if (err) |
737 | goto out; | |
738 | ||
739 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_QP_OFFSET); | |
740 | dev_cap->reserved_qps = 1 << (field & 0xf); | |
741 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_OFFSET); | |
742 | dev_cap->max_qps = 1 << (field & 0x1f); | |
743 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_SRQ_OFFSET); | |
744 | dev_cap->reserved_srqs = 1 << (field >> 4); | |
745 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SRQ_OFFSET); | |
746 | dev_cap->max_srqs = 1 << (field & 0x1f); | |
747 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_CQ_SZ_OFFSET); | |
748 | dev_cap->max_cq_sz = 1 << field; | |
749 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_CQ_OFFSET); | |
750 | dev_cap->reserved_cqs = 1 << (field & 0xf); | |
751 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_CQ_OFFSET); | |
752 | dev_cap->max_cqs = 1 << (field & 0x1f); | |
753 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MPT_OFFSET); | |
754 | dev_cap->max_mpts = 1 << (field & 0x3f); | |
755 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_EQ_OFFSET); | |
7c68dd43 | 756 | dev_cap->reserved_eqs = 1 << (field & 0xf); |
225c7b1f | 757 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_EQ_OFFSET); |
5920869f | 758 | dev_cap->max_eqs = 1 << (field & 0xf); |
225c7b1f RD |
759 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MTT_OFFSET); |
760 | dev_cap->reserved_mtts = 1 << (field >> 4); | |
761 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MRW_SZ_OFFSET); | |
762 | dev_cap->max_mrw_sz = 1 << field; | |
763 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MRW_OFFSET); | |
764 | dev_cap->reserved_mrws = 1 << (field & 0xf); | |
765 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MTT_SEG_OFFSET); | |
766 | dev_cap->max_mtt_seg = 1 << (field & 0x3f); | |
7ae0e400 MB |
767 | MLX4_GET(size, outbox, QUERY_DEV_CAP_NUM_SYS_EQ_OFFSET); |
768 | dev_cap->num_sys_eqs = size & 0xfff; | |
225c7b1f RD |
769 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_REQ_QP_OFFSET); |
770 | dev_cap->max_requester_per_qp = 1 << (field & 0x3f); | |
771 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RES_QP_OFFSET); | |
772 | dev_cap->max_responder_per_qp = 1 << (field & 0x3f); | |
b832be1e EC |
773 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GSO_OFFSET); |
774 | field &= 0x1f; | |
775 | if (!field) | |
776 | dev_cap->max_gso_sz = 0; | |
777 | else | |
778 | dev_cap->max_gso_sz = 1 << field; | |
779 | ||
b3416f44 SP |
780 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSS_OFFSET); |
781 | if (field & 0x20) | |
782 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_RSS_XOR; | |
783 | if (field & 0x10) | |
784 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_RSS_TOP; | |
785 | field &= 0xf; | |
786 | if (field) { | |
787 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_RSS; | |
788 | dev_cap->max_rss_tbl_sz = 1 << field; | |
789 | } else | |
790 | dev_cap->max_rss_tbl_sz = 0; | |
225c7b1f RD |
791 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_RDMA_OFFSET); |
792 | dev_cap->max_rdma_global = 1 << (field & 0x3f); | |
793 | MLX4_GET(field, outbox, QUERY_DEV_CAP_ACK_DELAY_OFFSET); | |
794 | dev_cap->local_ca_ack_delay = field & 0x1f; | |
225c7b1f | 795 | MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET); |
225c7b1f | 796 | dev_cap->num_ports = field & 0xf; |
149983af | 797 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MSG_SZ_OFFSET); |
fab9adfb | 798 | dev_cap->max_msg_sz = 1 << (field & 0x1f); |
0b131561 MB |
799 | MLX4_GET(field, outbox, QUERY_DEV_CAP_PORT_FLOWSTATS_COUNTERS_OFFSET); |
800 | if (field & 0x10) | |
801 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_FLOWSTATS_EN; | |
0ff1fb65 HHZ |
802 | MLX4_GET(field, outbox, QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET); |
803 | if (field & 0x80) | |
804 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_FS_EN; | |
805 | dev_cap->fs_log_max_ucast_qp_range_size = field & 0x1f; | |
51af33cf IS |
806 | MLX4_GET(field, outbox, QUERY_DEV_CAP_PORT_BEACON_OFFSET); |
807 | if (field & 0x80) | |
808 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_PORT_BEACON; | |
4de65803 MB |
809 | MLX4_GET(field, outbox, QUERY_DEV_CAP_FLOW_STEERING_IPOIB_OFFSET); |
810 | if (field & 0x80) | |
811 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_DMFS_IPOIB; | |
0ff1fb65 HHZ |
812 | MLX4_GET(field, outbox, QUERY_DEV_CAP_FLOW_STEERING_MAX_QP_OFFSET); |
813 | dev_cap->fs_max_num_qp_per_entry = field; | |
d237baa1 SM |
814 | MLX4_GET(field, outbox, QUERY_DEV_CAP_ECN_QCN_VER_OFFSET); |
815 | if (field & 0x1) | |
816 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_QCN; | |
225c7b1f RD |
817 | MLX4_GET(stat_rate, outbox, QUERY_DEV_CAP_RATE_SUPPORT_OFFSET); |
818 | dev_cap->stat_rate_support = stat_rate; | |
d998735f EE |
819 | MLX4_GET(field, outbox, QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET); |
820 | if (field & 0x80) | |
821 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_TS; | |
ccf86321 | 822 | MLX4_GET(ext_flags, outbox, QUERY_DEV_CAP_EXT_FLAGS_OFFSET); |
52eafc68 | 823 | MLX4_GET(flags, outbox, QUERY_DEV_CAP_FLAGS_OFFSET); |
ccf86321 | 824 | dev_cap->flags = flags | (u64)ext_flags << 32; |
225c7b1f RD |
825 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_UAR_OFFSET); |
826 | dev_cap->reserved_uars = field >> 4; | |
827 | MLX4_GET(field, outbox, QUERY_DEV_CAP_UAR_SZ_OFFSET); | |
828 | dev_cap->uar_size = 1 << ((field & 0x3f) + 20); | |
829 | MLX4_GET(field, outbox, QUERY_DEV_CAP_PAGE_SZ_OFFSET); | |
830 | dev_cap->min_page_sz = 1 << field; | |
831 | ||
832 | MLX4_GET(field, outbox, QUERY_DEV_CAP_BF_OFFSET); | |
833 | if (field & 0x80) { | |
834 | MLX4_GET(field, outbox, QUERY_DEV_CAP_LOG_BF_REG_SZ_OFFSET); | |
835 | dev_cap->bf_reg_size = 1 << (field & 0x1f); | |
836 | MLX4_GET(field, outbox, QUERY_DEV_CAP_LOG_MAX_BF_REGS_PER_PAGE_OFFSET); | |
f5a49539 | 837 | if ((1 << (field & 0x3f)) > (PAGE_SIZE / dev_cap->bf_reg_size)) |
58d74bb1 | 838 | field = 3; |
225c7b1f | 839 | dev_cap->bf_regs_per_page = 1 << (field & 0x3f); |
225c7b1f RD |
840 | } else { |
841 | dev_cap->bf_reg_size = 0; | |
225c7b1f RD |
842 | } |
843 | ||
844 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SG_SQ_OFFSET); | |
845 | dev_cap->max_sq_sg = field; | |
846 | MLX4_GET(size, outbox, QUERY_DEV_CAP_MAX_DESC_SZ_SQ_OFFSET); | |
847 | dev_cap->max_sq_desc_sz = size; | |
848 | ||
849 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_MCG_OFFSET); | |
850 | dev_cap->max_qp_per_mcg = 1 << field; | |
851 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_MCG_OFFSET); | |
852 | dev_cap->reserved_mgms = field & 0xf; | |
853 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_MCG_OFFSET); | |
854 | dev_cap->max_mcgs = 1 << field; | |
855 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_PD_OFFSET); | |
856 | dev_cap->reserved_pds = field >> 4; | |
857 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PD_OFFSET); | |
858 | dev_cap->max_pds = 1 << (field & 0x3f); | |
012a8ff5 SH |
859 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_XRC_OFFSET); |
860 | dev_cap->reserved_xrcds = field >> 4; | |
426dd00d | 861 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_XRC_OFFSET); |
012a8ff5 | 862 | dev_cap->max_xrcds = 1 << (field & 0x1f); |
225c7b1f RD |
863 | |
864 | MLX4_GET(size, outbox, QUERY_DEV_CAP_RDMARC_ENTRY_SZ_OFFSET); | |
865 | dev_cap->rdmarc_entry_sz = size; | |
866 | MLX4_GET(size, outbox, QUERY_DEV_CAP_QPC_ENTRY_SZ_OFFSET); | |
867 | dev_cap->qpc_entry_sz = size; | |
868 | MLX4_GET(size, outbox, QUERY_DEV_CAP_AUX_ENTRY_SZ_OFFSET); | |
869 | dev_cap->aux_entry_sz = size; | |
870 | MLX4_GET(size, outbox, QUERY_DEV_CAP_ALTC_ENTRY_SZ_OFFSET); | |
871 | dev_cap->altc_entry_sz = size; | |
872 | MLX4_GET(size, outbox, QUERY_DEV_CAP_EQC_ENTRY_SZ_OFFSET); | |
873 | dev_cap->eqc_entry_sz = size; | |
874 | MLX4_GET(size, outbox, QUERY_DEV_CAP_CQC_ENTRY_SZ_OFFSET); | |
875 | dev_cap->cqc_entry_sz = size; | |
876 | MLX4_GET(size, outbox, QUERY_DEV_CAP_SRQ_ENTRY_SZ_OFFSET); | |
877 | dev_cap->srq_entry_sz = size; | |
878 | MLX4_GET(size, outbox, QUERY_DEV_CAP_C_MPT_ENTRY_SZ_OFFSET); | |
879 | dev_cap->cmpt_entry_sz = size; | |
880 | MLX4_GET(size, outbox, QUERY_DEV_CAP_MTT_ENTRY_SZ_OFFSET); | |
881 | dev_cap->mtt_entry_sz = size; | |
882 | MLX4_GET(size, outbox, QUERY_DEV_CAP_D_MPT_ENTRY_SZ_OFFSET); | |
883 | dev_cap->dmpt_entry_sz = size; | |
884 | ||
885 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SRQ_SZ_OFFSET); | |
886 | dev_cap->max_srq_sz = 1 << field; | |
887 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_SZ_OFFSET); | |
888 | dev_cap->max_qp_sz = 1 << field; | |
889 | MLX4_GET(field, outbox, QUERY_DEV_CAP_RSZ_SRQ_OFFSET); | |
890 | dev_cap->resize_srq = field & 1; | |
891 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_SG_RQ_OFFSET); | |
892 | dev_cap->max_rq_sg = field; | |
893 | MLX4_GET(size, outbox, QUERY_DEV_CAP_MAX_DESC_SZ_RQ_OFFSET); | |
894 | dev_cap->max_rq_desc_sz = size; | |
77507aa2 | 895 | MLX4_GET(field, outbox, QUERY_DEV_CAP_CQ_EQ_CACHE_LINE_STRIDE); |
d019fcb2 IS |
896 | if (field & (1 << 4)) |
897 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_QOS_VPP; | |
adbc7ac5 SM |
898 | if (field & (1 << 5)) |
899 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_ETH_PROT_CTRL; | |
77507aa2 IS |
900 | if (field & (1 << 6)) |
901 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_CQE_STRIDE; | |
902 | if (field & (1 << 7)) | |
903 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_EQE_STRIDE; | |
225c7b1f RD |
904 | MLX4_GET(dev_cap->bmme_flags, outbox, |
905 | QUERY_DEV_CAP_BMME_FLAGS_OFFSET); | |
59e14e32 MS |
906 | if (dev_cap->bmme_flags & MLX4_FLAG_PORT_REMAP) |
907 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_PORT_REMAP; | |
d475c95b MB |
908 | MLX4_GET(field, outbox, QUERY_DEV_CAP_CONFIG_DEV_OFFSET); |
909 | if (field & 0x20) | |
910 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_CONFIG_DEV; | |
78500b8c MM |
911 | if (field & (1 << 2)) |
912 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_IGNORE_FCS; | |
77fc29c4 HHZ |
913 | MLX4_GET(field, outbox, QUERY_DEV_CAP_PHV_EN_OFFSET); |
914 | if (field & 0x80) | |
915 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_PHV_EN; | |
916 | if (field & 0x40) | |
917 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_SKIP_OUTER_VLAN; | |
918 | ||
225c7b1f RD |
919 | MLX4_GET(dev_cap->reserved_lkey, outbox, |
920 | QUERY_DEV_CAP_RSVD_LKEY_OFFSET); | |
a53e3e8c SM |
921 | MLX4_GET(field32, outbox, QUERY_DEV_CAP_ETH_BACKPL_OFFSET); |
922 | if (field32 & (1 << 0)) | |
923 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_ETH_BACKPL_AN_REP; | |
be6a6b43 JM |
924 | if (field32 & (1 << 7)) |
925 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT; | |
955154fa MB |
926 | MLX4_GET(field, outbox, QUERY_DEV_CAP_FW_REASSIGN_MAC); |
927 | if (field & 1<<6) | |
5930e8d0 | 928 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_REASSIGN_MAC_EN; |
7ffdf726 OG |
929 | MLX4_GET(field, outbox, QUERY_DEV_CAP_VXLAN); |
930 | if (field & 1<<3) | |
931 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS; | |
3742cc65 IS |
932 | if (field & (1 << 5)) |
933 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_ETS_CFG; | |
225c7b1f RD |
934 | MLX4_GET(dev_cap->max_icm_sz, outbox, |
935 | QUERY_DEV_CAP_MAX_ICM_SZ_OFFSET); | |
f2a3f6a3 OG |
936 | if (dev_cap->flags & MLX4_DEV_CAP_FLAG_COUNTERS) |
937 | MLX4_GET(dev_cap->max_counters, outbox, | |
938 | QUERY_DEV_CAP_MAX_COUNTERS_OFFSET); | |
225c7b1f | 939 | |
114840c3 JM |
940 | MLX4_GET(field32, outbox, |
941 | QUERY_DEV_CAP_MAD_DEMUX_OFFSET); | |
942 | if (field32 & (1 << 0)) | |
943 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_MAD_DEMUX; | |
944 | ||
7d077cd3 MB |
945 | MLX4_GET(dev_cap->dmfs_high_rate_qpn_base, outbox, |
946 | QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET); | |
947 | dev_cap->dmfs_high_rate_qpn_base &= MGM_QPN_MASK; | |
948 | MLX4_GET(dev_cap->dmfs_high_rate_qpn_range, outbox, | |
949 | QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET); | |
950 | dev_cap->dmfs_high_rate_qpn_range &= MGM_QPN_MASK; | |
951 | ||
fc31e256 OG |
952 | MLX4_GET(size, outbox, QUERY_DEV_CAP_QP_RATE_LIMIT_NUM_OFFSET); |
953 | dev_cap->rl_caps.num_rates = size; | |
954 | if (dev_cap->rl_caps.num_rates) { | |
955 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_QP_RATE_LIMIT; | |
956 | MLX4_GET(size, outbox, QUERY_DEV_CAP_QP_RATE_LIMIT_MAX_OFFSET); | |
957 | dev_cap->rl_caps.max_val = size & 0xfff; | |
958 | dev_cap->rl_caps.max_unit = size >> 14; | |
959 | MLX4_GET(size, outbox, QUERY_DEV_CAP_QP_RATE_LIMIT_MIN_OFFSET); | |
960 | dev_cap->rl_caps.min_val = size & 0xfff; | |
961 | dev_cap->rl_caps.min_unit = size >> 14; | |
962 | } | |
963 | ||
3f7fb021 | 964 | MLX4_GET(field32, outbox, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET); |
b01978ca JM |
965 | if (field32 & (1 << 16)) |
966 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_UPDATE_QP; | |
3f7fb021 RE |
967 | if (field32 & (1 << 26)) |
968 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_VLAN_CONTROL; | |
e6b6a231 RE |
969 | if (field32 & (1 << 20)) |
970 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_FSM; | |
de966c59 MB |
971 | if (field32 & (1 << 21)) |
972 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_80_VFS; | |
3f7fb021 | 973 | |
431df8c7 MB |
974 | for (i = 1; i <= dev_cap->num_ports; i++) { |
975 | err = mlx4_QUERY_PORT(dev, i, dev_cap->port_cap + i); | |
976 | if (err) | |
977 | goto out; | |
5ae2a7a8 RD |
978 | } |
979 | ||
225c7b1f RD |
980 | /* |
981 | * Each UAR has 4 EQ doorbells; so if a UAR is reserved, then | |
982 | * we can't use any EQs whose doorbell falls on that page, | |
983 | * even if the EQ itself isn't reserved. | |
984 | */ | |
7ae0e400 MB |
985 | if (dev_cap->num_sys_eqs == 0) |
986 | dev_cap->reserved_eqs = max(dev_cap->reserved_uars * 4, | |
987 | dev_cap->reserved_eqs); | |
988 | else | |
989 | dev_cap->flags2 |= MLX4_DEV_CAP_FLAG2_SYS_EQS; | |
225c7b1f | 990 | |
c78e25ed OG |
991 | out: |
992 | mlx4_free_cmd_mailbox(dev, mailbox); | |
993 | return err; | |
994 | } | |
995 | ||
996 | void mlx4_dev_cap_dump(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) | |
997 | { | |
998 | if (dev_cap->bf_reg_size > 0) | |
999 | mlx4_dbg(dev, "BlueFlame available (reg size %d, regs/page %d)\n", | |
1000 | dev_cap->bf_reg_size, dev_cap->bf_regs_per_page); | |
1001 | else | |
1002 | mlx4_dbg(dev, "BlueFlame not available\n"); | |
1003 | ||
1004 | mlx4_dbg(dev, "Base MM extensions: flags %08x, rsvd L_Key %08x\n", | |
1005 | dev_cap->bmme_flags, dev_cap->reserved_lkey); | |
225c7b1f RD |
1006 | mlx4_dbg(dev, "Max ICM size %lld MB\n", |
1007 | (unsigned long long) dev_cap->max_icm_sz >> 20); | |
1008 | mlx4_dbg(dev, "Max QPs: %d, reserved QPs: %d, entry size: %d\n", | |
1009 | dev_cap->max_qps, dev_cap->reserved_qps, dev_cap->qpc_entry_sz); | |
1010 | mlx4_dbg(dev, "Max SRQs: %d, reserved SRQs: %d, entry size: %d\n", | |
1011 | dev_cap->max_srqs, dev_cap->reserved_srqs, dev_cap->srq_entry_sz); | |
1012 | mlx4_dbg(dev, "Max CQs: %d, reserved CQs: %d, entry size: %d\n", | |
1013 | dev_cap->max_cqs, dev_cap->reserved_cqs, dev_cap->cqc_entry_sz); | |
7ae0e400 MB |
1014 | mlx4_dbg(dev, "Num sys EQs: %d, max EQs: %d, reserved EQs: %d, entry size: %d\n", |
1015 | dev_cap->num_sys_eqs, dev_cap->max_eqs, dev_cap->reserved_eqs, | |
1016 | dev_cap->eqc_entry_sz); | |
225c7b1f RD |
1017 | mlx4_dbg(dev, "reserved MPTs: %d, reserved MTTs: %d\n", |
1018 | dev_cap->reserved_mrws, dev_cap->reserved_mtts); | |
1019 | mlx4_dbg(dev, "Max PDs: %d, reserved PDs: %d, reserved UARs: %d\n", | |
1020 | dev_cap->max_pds, dev_cap->reserved_pds, dev_cap->reserved_uars); | |
1021 | mlx4_dbg(dev, "Max QP/MCG: %d, reserved MGMs: %d\n", | |
1022 | dev_cap->max_pds, dev_cap->reserved_mgms); | |
1023 | mlx4_dbg(dev, "Max CQEs: %d, max WQEs: %d, max SRQ WQEs: %d\n", | |
1024 | dev_cap->max_cq_sz, dev_cap->max_qp_sz, dev_cap->max_srq_sz); | |
1025 | mlx4_dbg(dev, "Local CA ACK delay: %d, max MTU: %d, port width cap: %d\n", | |
431df8c7 MB |
1026 | dev_cap->local_ca_ack_delay, 128 << dev_cap->port_cap[1].ib_mtu, |
1027 | dev_cap->port_cap[1].max_port_width); | |
225c7b1f RD |
1028 | mlx4_dbg(dev, "Max SQ desc size: %d, max SQ S/G: %d\n", |
1029 | dev_cap->max_sq_desc_sz, dev_cap->max_sq_sg); | |
1030 | mlx4_dbg(dev, "Max RQ desc size: %d, max RQ S/G: %d\n", | |
1031 | dev_cap->max_rq_desc_sz, dev_cap->max_rq_sg); | |
b832be1e | 1032 | mlx4_dbg(dev, "Max GSO size: %d\n", dev_cap->max_gso_sz); |
f2a3f6a3 | 1033 | mlx4_dbg(dev, "Max counters: %d\n", dev_cap->max_counters); |
b3416f44 | 1034 | mlx4_dbg(dev, "Max RSS Table size: %d\n", dev_cap->max_rss_tbl_sz); |
7d077cd3 MB |
1035 | mlx4_dbg(dev, "DMFS high rate steer QPn base: %d\n", |
1036 | dev_cap->dmfs_high_rate_qpn_base); | |
1037 | mlx4_dbg(dev, "DMFS high rate steer QPn range: %d\n", | |
1038 | dev_cap->dmfs_high_rate_qpn_range); | |
fc31e256 OG |
1039 | |
1040 | if (dev_cap->flags2 & MLX4_DEV_CAP_FLAG2_QP_RATE_LIMIT) { | |
1041 | struct mlx4_rate_limit_caps *rl_caps = &dev_cap->rl_caps; | |
1042 | ||
1043 | mlx4_dbg(dev, "QP Rate-Limit: #rates %d, unit/val max %d/%d, min %d/%d\n", | |
1044 | rl_caps->num_rates, rl_caps->max_unit, rl_caps->max_val, | |
1045 | rl_caps->min_unit, rl_caps->min_val); | |
1046 | } | |
1047 | ||
225c7b1f | 1048 | dump_dev_cap_flags(dev, dev_cap->flags); |
b3416f44 | 1049 | dump_dev_cap_flags2(dev, dev_cap->flags2); |
225c7b1f RD |
1050 | } |
1051 | ||
431df8c7 MB |
1052 | int mlx4_QUERY_PORT(struct mlx4_dev *dev, int port, struct mlx4_port_cap *port_cap) |
1053 | { | |
1054 | struct mlx4_cmd_mailbox *mailbox; | |
1055 | u32 *outbox; | |
1056 | u8 field; | |
1057 | u32 field32; | |
1058 | int err; | |
1059 | ||
1060 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
1061 | if (IS_ERR(mailbox)) | |
1062 | return PTR_ERR(mailbox); | |
1063 | outbox = mailbox->buf; | |
1064 | ||
1065 | if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) { | |
1066 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_DEV_CAP, | |
1067 | MLX4_CMD_TIME_CLASS_A, | |
1068 | MLX4_CMD_NATIVE); | |
1069 | ||
1070 | if (err) | |
1071 | goto out; | |
1072 | ||
1073 | MLX4_GET(field, outbox, QUERY_DEV_CAP_VL_PORT_OFFSET); | |
1074 | port_cap->max_vl = field >> 4; | |
1075 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MTU_WIDTH_OFFSET); | |
1076 | port_cap->ib_mtu = field >> 4; | |
1077 | port_cap->max_port_width = field & 0xf; | |
1078 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_GID_OFFSET); | |
1079 | port_cap->max_gids = 1 << (field & 0xf); | |
1080 | MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_PKEY_OFFSET); | |
1081 | port_cap->max_pkeys = 1 << (field & 0xf); | |
1082 | } else { | |
1083 | #define QUERY_PORT_SUPPORTED_TYPE_OFFSET 0x00 | |
1084 | #define QUERY_PORT_MTU_OFFSET 0x01 | |
1085 | #define QUERY_PORT_ETH_MTU_OFFSET 0x02 | |
1086 | #define QUERY_PORT_WIDTH_OFFSET 0x06 | |
1087 | #define QUERY_PORT_MAX_GID_PKEY_OFFSET 0x07 | |
1088 | #define QUERY_PORT_MAX_MACVLAN_OFFSET 0x0a | |
1089 | #define QUERY_PORT_MAX_VL_OFFSET 0x0b | |
1090 | #define QUERY_PORT_MAC_OFFSET 0x10 | |
1091 | #define QUERY_PORT_TRANS_VENDOR_OFFSET 0x18 | |
1092 | #define QUERY_PORT_WAVELENGTH_OFFSET 0x1c | |
1093 | #define QUERY_PORT_TRANS_CODE_OFFSET 0x20 | |
1094 | ||
1095 | err = mlx4_cmd_box(dev, 0, mailbox->dma, port, 0, MLX4_CMD_QUERY_PORT, | |
1096 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); | |
1097 | if (err) | |
1098 | goto out; | |
1099 | ||
1100 | MLX4_GET(field, outbox, QUERY_PORT_SUPPORTED_TYPE_OFFSET); | |
1101 | port_cap->supported_port_types = field & 3; | |
1102 | port_cap->suggested_type = (field >> 3) & 1; | |
1103 | port_cap->default_sense = (field >> 4) & 1; | |
7d077cd3 | 1104 | port_cap->dmfs_optimized_state = (field >> 5) & 1; |
431df8c7 MB |
1105 | MLX4_GET(field, outbox, QUERY_PORT_MTU_OFFSET); |
1106 | port_cap->ib_mtu = field & 0xf; | |
1107 | MLX4_GET(field, outbox, QUERY_PORT_WIDTH_OFFSET); | |
1108 | port_cap->max_port_width = field & 0xf; | |
1109 | MLX4_GET(field, outbox, QUERY_PORT_MAX_GID_PKEY_OFFSET); | |
1110 | port_cap->max_gids = 1 << (field >> 4); | |
1111 | port_cap->max_pkeys = 1 << (field & 0xf); | |
1112 | MLX4_GET(field, outbox, QUERY_PORT_MAX_VL_OFFSET); | |
1113 | port_cap->max_vl = field & 0xf; | |
1114 | MLX4_GET(field, outbox, QUERY_PORT_MAX_MACVLAN_OFFSET); | |
1115 | port_cap->log_max_macs = field & 0xf; | |
1116 | port_cap->log_max_vlans = field >> 4; | |
1117 | MLX4_GET(port_cap->eth_mtu, outbox, QUERY_PORT_ETH_MTU_OFFSET); | |
1118 | MLX4_GET(port_cap->def_mac, outbox, QUERY_PORT_MAC_OFFSET); | |
1119 | MLX4_GET(field32, outbox, QUERY_PORT_TRANS_VENDOR_OFFSET); | |
1120 | port_cap->trans_type = field32 >> 24; | |
1121 | port_cap->vendor_oui = field32 & 0xffffff; | |
1122 | MLX4_GET(port_cap->wavelength, outbox, QUERY_PORT_WAVELENGTH_OFFSET); | |
1123 | MLX4_GET(port_cap->trans_code, outbox, QUERY_PORT_TRANS_CODE_OFFSET); | |
1124 | } | |
1125 | ||
1126 | out: | |
1127 | mlx4_free_cmd_mailbox(dev, mailbox); | |
1128 | return err; | |
1129 | } | |
1130 | ||
0b131561 | 1131 | #define DEV_CAP_EXT_2_FLAG_PFC_COUNTERS (1 << 28) |
383677da OG |
1132 | #define DEV_CAP_EXT_2_FLAG_VLAN_CONTROL (1 << 26) |
1133 | #define DEV_CAP_EXT_2_FLAG_80_VFS (1 << 21) | |
1134 | #define DEV_CAP_EXT_2_FLAG_FSM (1 << 20) | |
1135 | ||
b91cb3eb JM |
1136 | int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave, |
1137 | struct mlx4_vhcr *vhcr, | |
1138 | struct mlx4_cmd_mailbox *inbox, | |
1139 | struct mlx4_cmd_mailbox *outbox, | |
1140 | struct mlx4_cmd_info *cmd) | |
1141 | { | |
2a4fae14 | 1142 | u64 flags; |
b91cb3eb JM |
1143 | int err = 0; |
1144 | u8 field; | |
fc31e256 | 1145 | u16 field16; |
383677da | 1146 | u32 bmme_flags, field32; |
449fc488 MB |
1147 | int real_port; |
1148 | int slave_port; | |
1149 | int first_port; | |
1150 | struct mlx4_active_ports actv_ports; | |
b91cb3eb JM |
1151 | |
1152 | err = mlx4_cmd_box(dev, 0, outbox->dma, 0, 0, MLX4_CMD_QUERY_DEV_CAP, | |
1153 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); | |
1154 | if (err) | |
1155 | return err; | |
1156 | ||
cc1ade94 SM |
1157 | /* add port mng change event capability and disable mw type 1 |
1158 | * unconditionally to slaves | |
1159 | */ | |
2a4fae14 JM |
1160 | MLX4_GET(flags, outbox->buf, QUERY_DEV_CAP_EXT_FLAGS_OFFSET); |
1161 | flags |= MLX4_DEV_CAP_FLAG_PORT_MNG_CHG_EV; | |
cc1ade94 | 1162 | flags &= ~MLX4_DEV_CAP_FLAG_MEM_WINDOW; |
449fc488 MB |
1163 | actv_ports = mlx4_get_active_ports(dev, slave); |
1164 | first_port = find_first_bit(actv_ports.ports, dev->caps.num_ports); | |
1165 | for (slave_port = 0, real_port = first_port; | |
1166 | real_port < first_port + | |
1167 | bitmap_weight(actv_ports.ports, dev->caps.num_ports); | |
1168 | ++real_port, ++slave_port) { | |
1169 | if (flags & (MLX4_DEV_CAP_FLAG_WOL_PORT1 << real_port)) | |
1170 | flags |= MLX4_DEV_CAP_FLAG_WOL_PORT1 << slave_port; | |
1171 | else | |
1172 | flags &= ~(MLX4_DEV_CAP_FLAG_WOL_PORT1 << slave_port); | |
1173 | } | |
1174 | for (; slave_port < dev->caps.num_ports; ++slave_port) | |
1175 | flags &= ~(MLX4_DEV_CAP_FLAG_WOL_PORT1 << slave_port); | |
802f42a8 IS |
1176 | |
1177 | /* Not exposing RSS IP fragments to guests */ | |
1178 | flags &= ~MLX4_DEV_CAP_FLAG_RSS_IP_FRAG; | |
2a4fae14 JM |
1179 | MLX4_PUT(outbox->buf, flags, QUERY_DEV_CAP_EXT_FLAGS_OFFSET); |
1180 | ||
449fc488 MB |
1181 | MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_VL_PORT_OFFSET); |
1182 | field &= ~0x0F; | |
1183 | field |= bitmap_weight(actv_ports.ports, dev->caps.num_ports) & 0x0F; | |
1184 | MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_VL_PORT_OFFSET); | |
1185 | ||
30b40c31 AV |
1186 | /* For guests, disable timestamp */ |
1187 | MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET); | |
1188 | field &= 0x7f; | |
1189 | MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_CQ_TS_SUPPORT_OFFSET); | |
1190 | ||
3742cc65 | 1191 | /* For guests, disable vxlan tunneling and QoS support */ |
57352ef4 | 1192 | MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_VXLAN); |
3742cc65 | 1193 | field &= 0xd7; |
7ffdf726 OG |
1194 | MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_VXLAN); |
1195 | ||
51af33cf IS |
1196 | /* For guests, disable port BEACON */ |
1197 | MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_PORT_BEACON_OFFSET); | |
1198 | field &= 0x7f; | |
1199 | MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_PORT_BEACON_OFFSET); | |
1200 | ||
b91cb3eb JM |
1201 | /* For guests, report Blueflame disabled */ |
1202 | MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_BF_OFFSET); | |
1203 | field &= 0x7f; | |
1204 | MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_BF_OFFSET); | |
1205 | ||
59e14e32 | 1206 | /* For guests, disable mw type 2 and port remap*/ |
57352ef4 | 1207 | MLX4_GET(bmme_flags, outbox->buf, QUERY_DEV_CAP_BMME_FLAGS_OFFSET); |
cc1ade94 | 1208 | bmme_flags &= ~MLX4_BMME_FLAG_TYPE_2_WIN; |
59e14e32 | 1209 | bmme_flags &= ~MLX4_FLAG_PORT_REMAP; |
cc1ade94 SM |
1210 | MLX4_PUT(outbox->buf, bmme_flags, QUERY_DEV_CAP_BMME_FLAGS_OFFSET); |
1211 | ||
0081c8f3 JM |
1212 | /* turn off device-managed steering capability if not enabled */ |
1213 | if (dev->caps.steering_mode != MLX4_STEERING_MODE_DEVICE_MANAGED) { | |
1214 | MLX4_GET(field, outbox->buf, | |
1215 | QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET); | |
1216 | field &= 0x7f; | |
1217 | MLX4_PUT(outbox->buf, field, | |
1218 | QUERY_DEV_CAP_FLOW_STEERING_RANGE_EN_OFFSET); | |
1219 | } | |
4de65803 MB |
1220 | |
1221 | /* turn off ipoib managed steering for guests */ | |
57352ef4 | 1222 | MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_FLOW_STEERING_IPOIB_OFFSET); |
4de65803 MB |
1223 | field &= ~0x80; |
1224 | MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_FLOW_STEERING_IPOIB_OFFSET); | |
1225 | ||
383677da OG |
1226 | /* turn off host side virt features (VST, FSM, etc) for guests */ |
1227 | MLX4_GET(field32, outbox->buf, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET); | |
1228 | field32 &= ~(DEV_CAP_EXT_2_FLAG_VLAN_CONTROL | DEV_CAP_EXT_2_FLAG_80_VFS | | |
0b131561 | 1229 | DEV_CAP_EXT_2_FLAG_FSM | DEV_CAP_EXT_2_FLAG_PFC_COUNTERS); |
383677da OG |
1230 | MLX4_PUT(outbox->buf, field32, QUERY_DEV_CAP_EXT_2_FLAGS_OFFSET); |
1231 | ||
d237baa1 SM |
1232 | /* turn off QCN for guests */ |
1233 | MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_ECN_QCN_VER_OFFSET); | |
1234 | field &= 0xfe; | |
1235 | MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_ECN_QCN_VER_OFFSET); | |
1236 | ||
fc31e256 OG |
1237 | /* turn off QP max-rate limiting for guests */ |
1238 | field16 = 0; | |
1239 | MLX4_PUT(outbox->buf, field16, QUERY_DEV_CAP_QP_RATE_LIMIT_NUM_OFFSET); | |
1240 | ||
d019fcb2 IS |
1241 | /* turn off QoS per VF support for guests */ |
1242 | MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_CQ_EQ_CACHE_LINE_STRIDE); | |
1243 | field &= 0xef; | |
1244 | MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_CQ_EQ_CACHE_LINE_STRIDE); | |
1245 | ||
78500b8c MM |
1246 | /* turn off ignore FCS feature for guests */ |
1247 | MLX4_GET(field, outbox->buf, QUERY_DEV_CAP_CONFIG_DEV_OFFSET); | |
1248 | field &= 0xfb; | |
1249 | MLX4_PUT(outbox->buf, field, QUERY_DEV_CAP_CONFIG_DEV_OFFSET); | |
1250 | ||
b91cb3eb JM |
1251 | return 0; |
1252 | } | |
1253 | ||
5cc914f1 MA |
1254 | int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave, |
1255 | struct mlx4_vhcr *vhcr, | |
1256 | struct mlx4_cmd_mailbox *inbox, | |
1257 | struct mlx4_cmd_mailbox *outbox, | |
1258 | struct mlx4_cmd_info *cmd) | |
1259 | { | |
0eb62b93 | 1260 | struct mlx4_priv *priv = mlx4_priv(dev); |
5cc914f1 MA |
1261 | u64 def_mac; |
1262 | u8 port_type; | |
6634961c | 1263 | u16 short_field; |
5cc914f1 | 1264 | int err; |
948e306d | 1265 | int admin_link_state; |
449fc488 MB |
1266 | int port = mlx4_slave_convert_port(dev, slave, |
1267 | vhcr->in_modifier & 0xFF); | |
5cc914f1 | 1268 | |
105c320f | 1269 | #define MLX4_VF_PORT_NO_LINK_SENSE_MASK 0xE0 |
948e306d | 1270 | #define MLX4_PORT_LINK_UP_MASK 0x80 |
6634961c JM |
1271 | #define QUERY_PORT_CUR_MAX_PKEY_OFFSET 0x0c |
1272 | #define QUERY_PORT_CUR_MAX_GID_OFFSET 0x0e | |
95f56e7a | 1273 | |
449fc488 MB |
1274 | if (port < 0) |
1275 | return -EINVAL; | |
1276 | ||
a7401b9c JM |
1277 | /* Protect against untrusted guests: enforce that this is the |
1278 | * QUERY_PORT general query. | |
1279 | */ | |
1280 | if (vhcr->op_modifier || vhcr->in_modifier & ~0xFF) | |
1281 | return -EINVAL; | |
1282 | ||
1283 | vhcr->in_modifier = port; | |
449fc488 | 1284 | |
5cc914f1 MA |
1285 | err = mlx4_cmd_box(dev, 0, outbox->dma, vhcr->in_modifier, 0, |
1286 | MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B, | |
1287 | MLX4_CMD_NATIVE); | |
1288 | ||
1289 | if (!err && dev->caps.function != slave) { | |
0508ad64 | 1290 | def_mac = priv->mfunc.master.vf_oper[slave].vport[vhcr->in_modifier].state.mac; |
5cc914f1 MA |
1291 | MLX4_PUT(outbox->buf, def_mac, QUERY_PORT_MAC_OFFSET); |
1292 | ||
1293 | /* get port type - currently only eth is enabled */ | |
1294 | MLX4_GET(port_type, outbox->buf, | |
1295 | QUERY_PORT_SUPPORTED_TYPE_OFFSET); | |
1296 | ||
105c320f JM |
1297 | /* No link sensing allowed */ |
1298 | port_type &= MLX4_VF_PORT_NO_LINK_SENSE_MASK; | |
1299 | /* set port type to currently operating port type */ | |
1300 | port_type |= (dev->caps.port_type[vhcr->in_modifier] & 0x3); | |
5cc914f1 | 1301 | |
948e306d RE |
1302 | admin_link_state = priv->mfunc.master.vf_oper[slave].vport[vhcr->in_modifier].state.link_state; |
1303 | if (IFLA_VF_LINK_STATE_ENABLE == admin_link_state) | |
1304 | port_type |= MLX4_PORT_LINK_UP_MASK; | |
1305 | else if (IFLA_VF_LINK_STATE_DISABLE == admin_link_state) | |
1306 | port_type &= ~MLX4_PORT_LINK_UP_MASK; | |
1307 | ||
5cc914f1 MA |
1308 | MLX4_PUT(outbox->buf, port_type, |
1309 | QUERY_PORT_SUPPORTED_TYPE_OFFSET); | |
6634961c | 1310 | |
b6ffaeff | 1311 | if (dev->caps.port_type[vhcr->in_modifier] == MLX4_PORT_TYPE_ETH) |
449fc488 | 1312 | short_field = mlx4_get_slave_num_gids(dev, slave, port); |
b6ffaeff JM |
1313 | else |
1314 | short_field = 1; /* slave max gids */ | |
6634961c JM |
1315 | MLX4_PUT(outbox->buf, short_field, |
1316 | QUERY_PORT_CUR_MAX_GID_OFFSET); | |
1317 | ||
1318 | short_field = dev->caps.pkey_table_len[vhcr->in_modifier]; | |
1319 | MLX4_PUT(outbox->buf, short_field, | |
1320 | QUERY_PORT_CUR_MAX_PKEY_OFFSET); | |
5cc914f1 MA |
1321 | } |
1322 | ||
1323 | return err; | |
1324 | } | |
1325 | ||
6634961c JM |
1326 | int mlx4_get_slave_pkey_gid_tbl_len(struct mlx4_dev *dev, u8 port, |
1327 | int *gid_tbl_len, int *pkey_tbl_len) | |
1328 | { | |
1329 | struct mlx4_cmd_mailbox *mailbox; | |
1330 | u32 *outbox; | |
1331 | u16 field; | |
1332 | int err; | |
1333 | ||
1334 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
1335 | if (IS_ERR(mailbox)) | |
1336 | return PTR_ERR(mailbox); | |
1337 | ||
1338 | err = mlx4_cmd_box(dev, 0, mailbox->dma, port, 0, | |
1339 | MLX4_CMD_QUERY_PORT, MLX4_CMD_TIME_CLASS_B, | |
1340 | MLX4_CMD_WRAPPED); | |
1341 | if (err) | |
1342 | goto out; | |
1343 | ||
1344 | outbox = mailbox->buf; | |
1345 | ||
1346 | MLX4_GET(field, outbox, QUERY_PORT_CUR_MAX_GID_OFFSET); | |
1347 | *gid_tbl_len = field; | |
1348 | ||
1349 | MLX4_GET(field, outbox, QUERY_PORT_CUR_MAX_PKEY_OFFSET); | |
1350 | *pkey_tbl_len = field; | |
1351 | ||
1352 | out: | |
1353 | mlx4_free_cmd_mailbox(dev, mailbox); | |
1354 | return err; | |
1355 | } | |
1356 | EXPORT_SYMBOL(mlx4_get_slave_pkey_gid_tbl_len); | |
1357 | ||
225c7b1f RD |
1358 | int mlx4_map_cmd(struct mlx4_dev *dev, u16 op, struct mlx4_icm *icm, u64 virt) |
1359 | { | |
1360 | struct mlx4_cmd_mailbox *mailbox; | |
1361 | struct mlx4_icm_iter iter; | |
1362 | __be64 *pages; | |
1363 | int lg; | |
1364 | int nent = 0; | |
1365 | int i; | |
1366 | int err = 0; | |
1367 | int ts = 0, tc = 0; | |
1368 | ||
1369 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
1370 | if (IS_ERR(mailbox)) | |
1371 | return PTR_ERR(mailbox); | |
225c7b1f RD |
1372 | pages = mailbox->buf; |
1373 | ||
1374 | for (mlx4_icm_first(icm, &iter); | |
1375 | !mlx4_icm_last(&iter); | |
1376 | mlx4_icm_next(&iter)) { | |
1377 | /* | |
1378 | * We have to pass pages that are aligned to their | |
1379 | * size, so find the least significant 1 in the | |
1380 | * address or size and use that as our log2 size. | |
1381 | */ | |
1382 | lg = ffs(mlx4_icm_addr(&iter) | mlx4_icm_size(&iter)) - 1; | |
1383 | if (lg < MLX4_ICM_PAGE_SHIFT) { | |
1a91de28 JP |
1384 | mlx4_warn(dev, "Got FW area not aligned to %d (%llx/%lx)\n", |
1385 | MLX4_ICM_PAGE_SIZE, | |
1386 | (unsigned long long) mlx4_icm_addr(&iter), | |
1387 | mlx4_icm_size(&iter)); | |
225c7b1f RD |
1388 | err = -EINVAL; |
1389 | goto out; | |
1390 | } | |
1391 | ||
1392 | for (i = 0; i < mlx4_icm_size(&iter) >> lg; ++i) { | |
1393 | if (virt != -1) { | |
1394 | pages[nent * 2] = cpu_to_be64(virt); | |
1395 | virt += 1 << lg; | |
1396 | } | |
1397 | ||
1398 | pages[nent * 2 + 1] = | |
1399 | cpu_to_be64((mlx4_icm_addr(&iter) + (i << lg)) | | |
1400 | (lg - MLX4_ICM_PAGE_SHIFT)); | |
1401 | ts += 1 << (lg - 10); | |
1402 | ++tc; | |
1403 | ||
1404 | if (++nent == MLX4_MAILBOX_SIZE / 16) { | |
1405 | err = mlx4_cmd(dev, mailbox->dma, nent, 0, op, | |
f9baff50 JM |
1406 | MLX4_CMD_TIME_CLASS_B, |
1407 | MLX4_CMD_NATIVE); | |
225c7b1f RD |
1408 | if (err) |
1409 | goto out; | |
1410 | nent = 0; | |
1411 | } | |
1412 | } | |
1413 | } | |
1414 | ||
1415 | if (nent) | |
f9baff50 JM |
1416 | err = mlx4_cmd(dev, mailbox->dma, nent, 0, op, |
1417 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); | |
225c7b1f RD |
1418 | if (err) |
1419 | goto out; | |
1420 | ||
1421 | switch (op) { | |
1422 | case MLX4_CMD_MAP_FA: | |
1a91de28 | 1423 | mlx4_dbg(dev, "Mapped %d chunks/%d KB for FW\n", tc, ts); |
225c7b1f RD |
1424 | break; |
1425 | case MLX4_CMD_MAP_ICM_AUX: | |
1a91de28 | 1426 | mlx4_dbg(dev, "Mapped %d chunks/%d KB for ICM aux\n", tc, ts); |
225c7b1f RD |
1427 | break; |
1428 | case MLX4_CMD_MAP_ICM: | |
1a91de28 JP |
1429 | mlx4_dbg(dev, "Mapped %d chunks/%d KB at %llx for ICM\n", |
1430 | tc, ts, (unsigned long long) virt - (ts << 10)); | |
225c7b1f RD |
1431 | break; |
1432 | } | |
1433 | ||
1434 | out: | |
1435 | mlx4_free_cmd_mailbox(dev, mailbox); | |
1436 | return err; | |
1437 | } | |
1438 | ||
1439 | int mlx4_MAP_FA(struct mlx4_dev *dev, struct mlx4_icm *icm) | |
1440 | { | |
1441 | return mlx4_map_cmd(dev, MLX4_CMD_MAP_FA, icm, -1); | |
1442 | } | |
1443 | ||
1444 | int mlx4_UNMAP_FA(struct mlx4_dev *dev) | |
1445 | { | |
f9baff50 JM |
1446 | return mlx4_cmd(dev, 0, 0, 0, MLX4_CMD_UNMAP_FA, |
1447 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); | |
225c7b1f RD |
1448 | } |
1449 | ||
1450 | ||
1451 | int mlx4_RUN_FW(struct mlx4_dev *dev) | |
1452 | { | |
f9baff50 JM |
1453 | return mlx4_cmd(dev, 0, 0, 0, MLX4_CMD_RUN_FW, |
1454 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); | |
225c7b1f RD |
1455 | } |
1456 | ||
1457 | int mlx4_QUERY_FW(struct mlx4_dev *dev) | |
1458 | { | |
1459 | struct mlx4_fw *fw = &mlx4_priv(dev)->fw; | |
1460 | struct mlx4_cmd *cmd = &mlx4_priv(dev)->cmd; | |
1461 | struct mlx4_cmd_mailbox *mailbox; | |
1462 | u32 *outbox; | |
1463 | int err = 0; | |
1464 | u64 fw_ver; | |
fe40900f | 1465 | u16 cmd_if_rev; |
225c7b1f RD |
1466 | u8 lg; |
1467 | ||
1468 | #define QUERY_FW_OUT_SIZE 0x100 | |
1469 | #define QUERY_FW_VER_OFFSET 0x00 | |
5cc914f1 | 1470 | #define QUERY_FW_PPF_ID 0x09 |
fe40900f | 1471 | #define QUERY_FW_CMD_IF_REV_OFFSET 0x0a |
225c7b1f RD |
1472 | #define QUERY_FW_MAX_CMD_OFFSET 0x0f |
1473 | #define QUERY_FW_ERR_START_OFFSET 0x30 | |
1474 | #define QUERY_FW_ERR_SIZE_OFFSET 0x38 | |
1475 | #define QUERY_FW_ERR_BAR_OFFSET 0x3c | |
1476 | ||
1477 | #define QUERY_FW_SIZE_OFFSET 0x00 | |
1478 | #define QUERY_FW_CLR_INT_BASE_OFFSET 0x20 | |
1479 | #define QUERY_FW_CLR_INT_BAR_OFFSET 0x28 | |
1480 | ||
5cc914f1 MA |
1481 | #define QUERY_FW_COMM_BASE_OFFSET 0x40 |
1482 | #define QUERY_FW_COMM_BAR_OFFSET 0x48 | |
1483 | ||
ddd8a6c1 EE |
1484 | #define QUERY_FW_CLOCK_OFFSET 0x50 |
1485 | #define QUERY_FW_CLOCK_BAR 0x58 | |
1486 | ||
225c7b1f RD |
1487 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
1488 | if (IS_ERR(mailbox)) | |
1489 | return PTR_ERR(mailbox); | |
1490 | outbox = mailbox->buf; | |
1491 | ||
1492 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_FW, | |
f9baff50 | 1493 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); |
225c7b1f RD |
1494 | if (err) |
1495 | goto out; | |
1496 | ||
1497 | MLX4_GET(fw_ver, outbox, QUERY_FW_VER_OFFSET); | |
1498 | /* | |
3e1db334 | 1499 | * FW subminor version is at more significant bits than minor |
225c7b1f RD |
1500 | * version, so swap here. |
1501 | */ | |
1502 | dev->caps.fw_ver = (fw_ver & 0xffff00000000ull) | | |
1503 | ((fw_ver & 0xffff0000ull) >> 16) | | |
1504 | ((fw_ver & 0x0000ffffull) << 16); | |
1505 | ||
752a50ca JM |
1506 | MLX4_GET(lg, outbox, QUERY_FW_PPF_ID); |
1507 | dev->caps.function = lg; | |
1508 | ||
b91cb3eb JM |
1509 | if (mlx4_is_slave(dev)) |
1510 | goto out; | |
1511 | ||
5cc914f1 | 1512 | |
fe40900f | 1513 | MLX4_GET(cmd_if_rev, outbox, QUERY_FW_CMD_IF_REV_OFFSET); |
5ae2a7a8 RD |
1514 | if (cmd_if_rev < MLX4_COMMAND_INTERFACE_MIN_REV || |
1515 | cmd_if_rev > MLX4_COMMAND_INTERFACE_MAX_REV) { | |
1a91de28 | 1516 | mlx4_err(dev, "Installed FW has unsupported command interface revision %d\n", |
fe40900f RD |
1517 | cmd_if_rev); |
1518 | mlx4_err(dev, "(Installed FW version is %d.%d.%03d)\n", | |
1519 | (int) (dev->caps.fw_ver >> 32), | |
1520 | (int) (dev->caps.fw_ver >> 16) & 0xffff, | |
1521 | (int) dev->caps.fw_ver & 0xffff); | |
1a91de28 | 1522 | mlx4_err(dev, "This driver version supports only revisions %d to %d\n", |
5ae2a7a8 | 1523 | MLX4_COMMAND_INTERFACE_MIN_REV, MLX4_COMMAND_INTERFACE_MAX_REV); |
fe40900f RD |
1524 | err = -ENODEV; |
1525 | goto out; | |
1526 | } | |
1527 | ||
5ae2a7a8 RD |
1528 | if (cmd_if_rev < MLX4_COMMAND_INTERFACE_NEW_PORT_CMDS) |
1529 | dev->flags |= MLX4_FLAG_OLD_PORT_CMDS; | |
1530 | ||
225c7b1f RD |
1531 | MLX4_GET(lg, outbox, QUERY_FW_MAX_CMD_OFFSET); |
1532 | cmd->max_cmds = 1 << lg; | |
1533 | ||
fe40900f | 1534 | mlx4_dbg(dev, "FW version %d.%d.%03d (cmd intf rev %d), max commands %d\n", |
225c7b1f RD |
1535 | (int) (dev->caps.fw_ver >> 32), |
1536 | (int) (dev->caps.fw_ver >> 16) & 0xffff, | |
1537 | (int) dev->caps.fw_ver & 0xffff, | |
fe40900f | 1538 | cmd_if_rev, cmd->max_cmds); |
225c7b1f RD |
1539 | |
1540 | MLX4_GET(fw->catas_offset, outbox, QUERY_FW_ERR_START_OFFSET); | |
1541 | MLX4_GET(fw->catas_size, outbox, QUERY_FW_ERR_SIZE_OFFSET); | |
1542 | MLX4_GET(fw->catas_bar, outbox, QUERY_FW_ERR_BAR_OFFSET); | |
1543 | fw->catas_bar = (fw->catas_bar >> 6) * 2; | |
1544 | ||
1545 | mlx4_dbg(dev, "Catastrophic error buffer at 0x%llx, size 0x%x, BAR %d\n", | |
1546 | (unsigned long long) fw->catas_offset, fw->catas_size, fw->catas_bar); | |
1547 | ||
1548 | MLX4_GET(fw->fw_pages, outbox, QUERY_FW_SIZE_OFFSET); | |
1549 | MLX4_GET(fw->clr_int_base, outbox, QUERY_FW_CLR_INT_BASE_OFFSET); | |
1550 | MLX4_GET(fw->clr_int_bar, outbox, QUERY_FW_CLR_INT_BAR_OFFSET); | |
1551 | fw->clr_int_bar = (fw->clr_int_bar >> 6) * 2; | |
1552 | ||
5cc914f1 MA |
1553 | MLX4_GET(fw->comm_base, outbox, QUERY_FW_COMM_BASE_OFFSET); |
1554 | MLX4_GET(fw->comm_bar, outbox, QUERY_FW_COMM_BAR_OFFSET); | |
1555 | fw->comm_bar = (fw->comm_bar >> 6) * 2; | |
1556 | mlx4_dbg(dev, "Communication vector bar:%d offset:0x%llx\n", | |
1557 | fw->comm_bar, fw->comm_base); | |
225c7b1f RD |
1558 | mlx4_dbg(dev, "FW size %d KB\n", fw->fw_pages >> 2); |
1559 | ||
ddd8a6c1 EE |
1560 | MLX4_GET(fw->clock_offset, outbox, QUERY_FW_CLOCK_OFFSET); |
1561 | MLX4_GET(fw->clock_bar, outbox, QUERY_FW_CLOCK_BAR); | |
1562 | fw->clock_bar = (fw->clock_bar >> 6) * 2; | |
1563 | mlx4_dbg(dev, "Internal clock bar:%d offset:0x%llx\n", | |
1564 | fw->clock_bar, fw->clock_offset); | |
1565 | ||
225c7b1f RD |
1566 | /* |
1567 | * Round up number of system pages needed in case | |
1568 | * MLX4_ICM_PAGE_SIZE < PAGE_SIZE. | |
1569 | */ | |
1570 | fw->fw_pages = | |
1571 | ALIGN(fw->fw_pages, PAGE_SIZE / MLX4_ICM_PAGE_SIZE) >> | |
1572 | (PAGE_SHIFT - MLX4_ICM_PAGE_SHIFT); | |
1573 | ||
1574 | mlx4_dbg(dev, "Clear int @ %llx, BAR %d\n", | |
1575 | (unsigned long long) fw->clr_int_base, fw->clr_int_bar); | |
1576 | ||
1577 | out: | |
1578 | mlx4_free_cmd_mailbox(dev, mailbox); | |
1579 | return err; | |
1580 | } | |
1581 | ||
b91cb3eb JM |
1582 | int mlx4_QUERY_FW_wrapper(struct mlx4_dev *dev, int slave, |
1583 | struct mlx4_vhcr *vhcr, | |
1584 | struct mlx4_cmd_mailbox *inbox, | |
1585 | struct mlx4_cmd_mailbox *outbox, | |
1586 | struct mlx4_cmd_info *cmd) | |
1587 | { | |
1588 | u8 *outbuf; | |
1589 | int err; | |
1590 | ||
1591 | outbuf = outbox->buf; | |
1592 | err = mlx4_cmd_box(dev, 0, outbox->dma, 0, 0, MLX4_CMD_QUERY_FW, | |
1593 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); | |
1594 | if (err) | |
1595 | return err; | |
1596 | ||
752a50ca JM |
1597 | /* for slaves, set pci PPF ID to invalid and zero out everything |
1598 | * else except FW version */ | |
b91cb3eb JM |
1599 | outbuf[0] = outbuf[1] = 0; |
1600 | memset(&outbuf[8], 0, QUERY_FW_OUT_SIZE - 8); | |
752a50ca JM |
1601 | outbuf[QUERY_FW_PPF_ID] = MLX4_INVALID_SLAVE_ID; |
1602 | ||
b91cb3eb JM |
1603 | return 0; |
1604 | } | |
1605 | ||
225c7b1f RD |
1606 | static void get_board_id(void *vsd, char *board_id) |
1607 | { | |
1608 | int i; | |
1609 | ||
1610 | #define VSD_OFFSET_SIG1 0x00 | |
1611 | #define VSD_OFFSET_SIG2 0xde | |
1612 | #define VSD_OFFSET_MLX_BOARD_ID 0xd0 | |
1613 | #define VSD_OFFSET_TS_BOARD_ID 0x20 | |
1614 | ||
1615 | #define VSD_SIGNATURE_TOPSPIN 0x5ad | |
1616 | ||
1617 | memset(board_id, 0, MLX4_BOARD_ID_LEN); | |
1618 | ||
1619 | if (be16_to_cpup(vsd + VSD_OFFSET_SIG1) == VSD_SIGNATURE_TOPSPIN && | |
1620 | be16_to_cpup(vsd + VSD_OFFSET_SIG2) == VSD_SIGNATURE_TOPSPIN) { | |
1621 | strlcpy(board_id, vsd + VSD_OFFSET_TS_BOARD_ID, MLX4_BOARD_ID_LEN); | |
1622 | } else { | |
1623 | /* | |
1624 | * The board ID is a string but the firmware byte | |
1625 | * swaps each 4-byte word before passing it back to | |
1626 | * us. Therefore we need to swab it before printing. | |
1627 | */ | |
17d5ceb6 DA |
1628 | u32 *bid_u32 = (u32 *)board_id; |
1629 | ||
1630 | for (i = 0; i < 4; ++i) { | |
1631 | u32 *addr; | |
1632 | u32 val; | |
1633 | ||
1634 | addr = (u32 *) (vsd + VSD_OFFSET_MLX_BOARD_ID + i * 4); | |
1635 | val = get_unaligned(addr); | |
1636 | val = swab32(val); | |
1637 | put_unaligned(val, &bid_u32[i]); | |
1638 | } | |
225c7b1f RD |
1639 | } |
1640 | } | |
1641 | ||
1642 | int mlx4_QUERY_ADAPTER(struct mlx4_dev *dev, struct mlx4_adapter *adapter) | |
1643 | { | |
1644 | struct mlx4_cmd_mailbox *mailbox; | |
1645 | u32 *outbox; | |
1646 | int err; | |
1647 | ||
1648 | #define QUERY_ADAPTER_OUT_SIZE 0x100 | |
225c7b1f RD |
1649 | #define QUERY_ADAPTER_INTA_PIN_OFFSET 0x10 |
1650 | #define QUERY_ADAPTER_VSD_OFFSET 0x20 | |
1651 | ||
1652 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
1653 | if (IS_ERR(mailbox)) | |
1654 | return PTR_ERR(mailbox); | |
1655 | outbox = mailbox->buf; | |
1656 | ||
1657 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, MLX4_CMD_QUERY_ADAPTER, | |
f9baff50 | 1658 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); |
225c7b1f RD |
1659 | if (err) |
1660 | goto out; | |
1661 | ||
225c7b1f RD |
1662 | MLX4_GET(adapter->inta_pin, outbox, QUERY_ADAPTER_INTA_PIN_OFFSET); |
1663 | ||
1664 | get_board_id(outbox + QUERY_ADAPTER_VSD_OFFSET / 4, | |
1665 | adapter->board_id); | |
1666 | ||
1667 | out: | |
1668 | mlx4_free_cmd_mailbox(dev, mailbox); | |
1669 | return err; | |
1670 | } | |
1671 | ||
1672 | int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param) | |
1673 | { | |
1674 | struct mlx4_cmd_mailbox *mailbox; | |
1675 | __be32 *inbox; | |
1676 | int err; | |
7d077cd3 MB |
1677 | static const u8 a0_dmfs_hw_steering[] = { |
1678 | [MLX4_STEERING_DMFS_A0_DEFAULT] = 0, | |
1679 | [MLX4_STEERING_DMFS_A0_DYNAMIC] = 1, | |
1680 | [MLX4_STEERING_DMFS_A0_STATIC] = 2, | |
1681 | [MLX4_STEERING_DMFS_A0_DISABLE] = 3 | |
1682 | }; | |
225c7b1f RD |
1683 | |
1684 | #define INIT_HCA_IN_SIZE 0x200 | |
1685 | #define INIT_HCA_VERSION_OFFSET 0x000 | |
1686 | #define INIT_HCA_VERSION 2 | |
7ffdf726 | 1687 | #define INIT_HCA_VXLAN_OFFSET 0x0c |
c57e20dc | 1688 | #define INIT_HCA_CACHELINE_SZ_OFFSET 0x0e |
225c7b1f | 1689 | #define INIT_HCA_FLAGS_OFFSET 0x014 |
be6a6b43 | 1690 | #define INIT_HCA_RECOVERABLE_ERROR_EVENT_OFFSET 0x018 |
225c7b1f RD |
1691 | #define INIT_HCA_QPC_OFFSET 0x020 |
1692 | #define INIT_HCA_QPC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x10) | |
1693 | #define INIT_HCA_LOG_QP_OFFSET (INIT_HCA_QPC_OFFSET + 0x17) | |
1694 | #define INIT_HCA_SRQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x28) | |
1695 | #define INIT_HCA_LOG_SRQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x2f) | |
1696 | #define INIT_HCA_CQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x30) | |
1697 | #define INIT_HCA_LOG_CQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x37) | |
5cc914f1 | 1698 | #define INIT_HCA_EQE_CQE_OFFSETS (INIT_HCA_QPC_OFFSET + 0x38) |
77507aa2 | 1699 | #define INIT_HCA_EQE_CQE_STRIDE_OFFSET (INIT_HCA_QPC_OFFSET + 0x3b) |
225c7b1f RD |
1700 | #define INIT_HCA_ALTC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x40) |
1701 | #define INIT_HCA_AUXC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x50) | |
1702 | #define INIT_HCA_EQC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x60) | |
1703 | #define INIT_HCA_LOG_EQ_OFFSET (INIT_HCA_QPC_OFFSET + 0x67) | |
7ae0e400 | 1704 | #define INIT_HCA_NUM_SYS_EQS_OFFSET (INIT_HCA_QPC_OFFSET + 0x6a) |
225c7b1f RD |
1705 | #define INIT_HCA_RDMARC_BASE_OFFSET (INIT_HCA_QPC_OFFSET + 0x70) |
1706 | #define INIT_HCA_LOG_RD_OFFSET (INIT_HCA_QPC_OFFSET + 0x77) | |
1707 | #define INIT_HCA_MCAST_OFFSET 0x0c0 | |
1708 | #define INIT_HCA_MC_BASE_OFFSET (INIT_HCA_MCAST_OFFSET + 0x00) | |
1709 | #define INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x12) | |
1710 | #define INIT_HCA_LOG_MC_HASH_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x16) | |
1679200f | 1711 | #define INIT_HCA_UC_STEERING_OFFSET (INIT_HCA_MCAST_OFFSET + 0x18) |
225c7b1f | 1712 | #define INIT_HCA_LOG_MC_TABLE_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x1b) |
0ff1fb65 HHZ |
1713 | #define INIT_HCA_DEVICE_MANAGED_FLOW_STEERING_EN 0x6 |
1714 | #define INIT_HCA_FS_PARAM_OFFSET 0x1d0 | |
1715 | #define INIT_HCA_FS_BASE_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x00) | |
1716 | #define INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x12) | |
7d077cd3 | 1717 | #define INIT_HCA_FS_A0_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x18) |
0ff1fb65 HHZ |
1718 | #define INIT_HCA_FS_LOG_TABLE_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x1b) |
1719 | #define INIT_HCA_FS_ETH_BITS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x21) | |
1720 | #define INIT_HCA_FS_ETH_NUM_ADDRS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x22) | |
1721 | #define INIT_HCA_FS_IB_BITS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x25) | |
1722 | #define INIT_HCA_FS_IB_NUM_ADDRS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x26) | |
225c7b1f RD |
1723 | #define INIT_HCA_TPT_OFFSET 0x0f0 |
1724 | #define INIT_HCA_DMPT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x00) | |
e448834e | 1725 | #define INIT_HCA_TPT_MW_OFFSET (INIT_HCA_TPT_OFFSET + 0x08) |
225c7b1f RD |
1726 | #define INIT_HCA_LOG_MPT_SZ_OFFSET (INIT_HCA_TPT_OFFSET + 0x0b) |
1727 | #define INIT_HCA_MTT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x10) | |
1728 | #define INIT_HCA_CMPT_BASE_OFFSET (INIT_HCA_TPT_OFFSET + 0x18) | |
1729 | #define INIT_HCA_UAR_OFFSET 0x120 | |
1730 | #define INIT_HCA_LOG_UAR_SZ_OFFSET (INIT_HCA_UAR_OFFSET + 0x0a) | |
1731 | #define INIT_HCA_UAR_PAGE_SZ_OFFSET (INIT_HCA_UAR_OFFSET + 0x0b) | |
1732 | ||
1733 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
1734 | if (IS_ERR(mailbox)) | |
1735 | return PTR_ERR(mailbox); | |
1736 | inbox = mailbox->buf; | |
1737 | ||
225c7b1f RD |
1738 | *((u8 *) mailbox->buf + INIT_HCA_VERSION_OFFSET) = INIT_HCA_VERSION; |
1739 | ||
c57e20dc EC |
1740 | *((u8 *) mailbox->buf + INIT_HCA_CACHELINE_SZ_OFFSET) = |
1741 | (ilog2(cache_line_size()) - 4) << 5; | |
1742 | ||
225c7b1f RD |
1743 | #if defined(__LITTLE_ENDIAN) |
1744 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) &= ~cpu_to_be32(1 << 1); | |
1745 | #elif defined(__BIG_ENDIAN) | |
1746 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 1); | |
1747 | #else | |
1748 | #error Host endianness not defined | |
1749 | #endif | |
1750 | /* Check port for UD address vector: */ | |
1751 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1); | |
1752 | ||
8ff095ec EC |
1753 | /* Enable IPoIB checksumming if we can: */ |
1754 | if (dev->caps.flags & MLX4_DEV_CAP_FLAG_IPOIB_CSUM) | |
1755 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 3); | |
1756 | ||
51f5f0ee | 1757 | /* Enable QoS support if module parameter set */ |
38438f7c | 1758 | if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETS_CFG && enable_qos) |
51f5f0ee JM |
1759 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 2); |
1760 | ||
f2a3f6a3 OG |
1761 | /* enable counters */ |
1762 | if (dev->caps.flags & MLX4_DEV_CAP_FLAG_COUNTERS) | |
1763 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 4); | |
1764 | ||
802f42a8 IS |
1765 | /* Enable RSS spread to fragmented IP packets when supported */ |
1766 | if (dev->caps.flags & MLX4_DEV_CAP_FLAG_RSS_IP_FRAG) | |
1767 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= cpu_to_be32(1 << 13); | |
1768 | ||
08ff3235 OG |
1769 | /* CX3 is capable of extending CQEs/EQEs from 32 to 64 bytes */ |
1770 | if (dev->caps.flags & MLX4_DEV_CAP_FLAG_64B_EQE) { | |
1771 | *(inbox + INIT_HCA_EQE_CQE_OFFSETS / 4) |= cpu_to_be32(1 << 29); | |
1772 | dev->caps.eqe_size = 64; | |
1773 | dev->caps.eqe_factor = 1; | |
1774 | } else { | |
1775 | dev->caps.eqe_size = 32; | |
1776 | dev->caps.eqe_factor = 0; | |
1777 | } | |
1778 | ||
1779 | if (dev->caps.flags & MLX4_DEV_CAP_FLAG_64B_CQE) { | |
1780 | *(inbox + INIT_HCA_EQE_CQE_OFFSETS / 4) |= cpu_to_be32(1 << 30); | |
1781 | dev->caps.cqe_size = 64; | |
77507aa2 | 1782 | dev->caps.userspace_caps |= MLX4_USER_DEV_CAP_LARGE_CQE; |
08ff3235 OG |
1783 | } else { |
1784 | dev->caps.cqe_size = 32; | |
1785 | } | |
1786 | ||
77507aa2 IS |
1787 | /* CX3 is capable of extending CQEs\EQEs to strides larger than 64B */ |
1788 | if ((dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_EQE_STRIDE) && | |
1789 | (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_CQE_STRIDE)) { | |
1790 | dev->caps.eqe_size = cache_line_size(); | |
1791 | dev->caps.cqe_size = cache_line_size(); | |
1792 | dev->caps.eqe_factor = 0; | |
1793 | MLX4_PUT(inbox, (u8)((ilog2(dev->caps.eqe_size) - 5) << 4 | | |
1794 | (ilog2(dev->caps.eqe_size) - 5)), | |
1795 | INIT_HCA_EQE_CQE_STRIDE_OFFSET); | |
1796 | ||
1797 | /* User still need to know to support CQE > 32B */ | |
1798 | dev->caps.userspace_caps |= MLX4_USER_DEV_CAP_LARGE_CQE; | |
1799 | } | |
1800 | ||
be6a6b43 JM |
1801 | if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_RECOVERABLE_ERROR_EVENT) |
1802 | *(inbox + INIT_HCA_RECOVERABLE_ERROR_EVENT_OFFSET / 4) |= cpu_to_be32(1 << 31); | |
1803 | ||
225c7b1f RD |
1804 | /* QPC/EEC/CQC/EQC/RDMARC attributes */ |
1805 | ||
1806 | MLX4_PUT(inbox, param->qpc_base, INIT_HCA_QPC_BASE_OFFSET); | |
1807 | MLX4_PUT(inbox, param->log_num_qps, INIT_HCA_LOG_QP_OFFSET); | |
1808 | MLX4_PUT(inbox, param->srqc_base, INIT_HCA_SRQC_BASE_OFFSET); | |
1809 | MLX4_PUT(inbox, param->log_num_srqs, INIT_HCA_LOG_SRQ_OFFSET); | |
1810 | MLX4_PUT(inbox, param->cqc_base, INIT_HCA_CQC_BASE_OFFSET); | |
1811 | MLX4_PUT(inbox, param->log_num_cqs, INIT_HCA_LOG_CQ_OFFSET); | |
1812 | MLX4_PUT(inbox, param->altc_base, INIT_HCA_ALTC_BASE_OFFSET); | |
1813 | MLX4_PUT(inbox, param->auxc_base, INIT_HCA_AUXC_BASE_OFFSET); | |
1814 | MLX4_PUT(inbox, param->eqc_base, INIT_HCA_EQC_BASE_OFFSET); | |
1815 | MLX4_PUT(inbox, param->log_num_eqs, INIT_HCA_LOG_EQ_OFFSET); | |
7ae0e400 | 1816 | MLX4_PUT(inbox, param->num_sys_eqs, INIT_HCA_NUM_SYS_EQS_OFFSET); |
225c7b1f RD |
1817 | MLX4_PUT(inbox, param->rdmarc_base, INIT_HCA_RDMARC_BASE_OFFSET); |
1818 | MLX4_PUT(inbox, param->log_rd_per_qp, INIT_HCA_LOG_RD_OFFSET); | |
1819 | ||
0ff1fb65 HHZ |
1820 | /* steering attributes */ |
1821 | if (dev->caps.steering_mode == | |
1822 | MLX4_STEERING_MODE_DEVICE_MANAGED) { | |
1823 | *(inbox + INIT_HCA_FLAGS_OFFSET / 4) |= | |
1824 | cpu_to_be32(1 << | |
1825 | INIT_HCA_DEVICE_MANAGED_FLOW_STEERING_EN); | |
1826 | ||
1827 | MLX4_PUT(inbox, param->mc_base, INIT_HCA_FS_BASE_OFFSET); | |
1828 | MLX4_PUT(inbox, param->log_mc_entry_sz, | |
1829 | INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET); | |
1830 | MLX4_PUT(inbox, param->log_mc_table_sz, | |
1831 | INIT_HCA_FS_LOG_TABLE_SZ_OFFSET); | |
1832 | /* Enable Ethernet flow steering | |
1833 | * with udp unicast and tcp unicast | |
1834 | */ | |
7d077cd3 MB |
1835 | if (dev->caps.dmfs_high_steer_mode != |
1836 | MLX4_STEERING_DMFS_A0_STATIC) | |
1837 | MLX4_PUT(inbox, | |
1838 | (u8)(MLX4_FS_UDP_UC_EN | MLX4_FS_TCP_UC_EN), | |
1839 | INIT_HCA_FS_ETH_BITS_OFFSET); | |
0ff1fb65 HHZ |
1840 | MLX4_PUT(inbox, (u16) MLX4_FS_NUM_OF_L2_ADDR, |
1841 | INIT_HCA_FS_ETH_NUM_ADDRS_OFFSET); | |
1842 | /* Enable IPoIB flow steering | |
1843 | * with udp unicast and tcp unicast | |
1844 | */ | |
23537b73 | 1845 | MLX4_PUT(inbox, (u8) (MLX4_FS_UDP_UC_EN | MLX4_FS_TCP_UC_EN), |
0ff1fb65 HHZ |
1846 | INIT_HCA_FS_IB_BITS_OFFSET); |
1847 | MLX4_PUT(inbox, (u16) MLX4_FS_NUM_OF_L2_ADDR, | |
1848 | INIT_HCA_FS_IB_NUM_ADDRS_OFFSET); | |
7d077cd3 MB |
1849 | |
1850 | if (dev->caps.dmfs_high_steer_mode != | |
1851 | MLX4_STEERING_DMFS_A0_NOT_SUPPORTED) | |
1852 | MLX4_PUT(inbox, | |
1853 | ((u8)(a0_dmfs_hw_steering[dev->caps.dmfs_high_steer_mode] | |
1854 | << 6)), | |
1855 | INIT_HCA_FS_A0_OFFSET); | |
0ff1fb65 HHZ |
1856 | } else { |
1857 | MLX4_PUT(inbox, param->mc_base, INIT_HCA_MC_BASE_OFFSET); | |
1858 | MLX4_PUT(inbox, param->log_mc_entry_sz, | |
1859 | INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET); | |
1860 | MLX4_PUT(inbox, param->log_mc_hash_sz, | |
1861 | INIT_HCA_LOG_MC_HASH_SZ_OFFSET); | |
1862 | MLX4_PUT(inbox, param->log_mc_table_sz, | |
1863 | INIT_HCA_LOG_MC_TABLE_SZ_OFFSET); | |
1864 | if (dev->caps.steering_mode == MLX4_STEERING_MODE_B0) | |
1865 | MLX4_PUT(inbox, (u8) (1 << 3), | |
1866 | INIT_HCA_UC_STEERING_OFFSET); | |
1867 | } | |
225c7b1f RD |
1868 | |
1869 | /* TPT attributes */ | |
1870 | ||
1871 | MLX4_PUT(inbox, param->dmpt_base, INIT_HCA_DMPT_BASE_OFFSET); | |
e448834e | 1872 | MLX4_PUT(inbox, param->mw_enabled, INIT_HCA_TPT_MW_OFFSET); |
225c7b1f RD |
1873 | MLX4_PUT(inbox, param->log_mpt_sz, INIT_HCA_LOG_MPT_SZ_OFFSET); |
1874 | MLX4_PUT(inbox, param->mtt_base, INIT_HCA_MTT_BASE_OFFSET); | |
1875 | MLX4_PUT(inbox, param->cmpt_base, INIT_HCA_CMPT_BASE_OFFSET); | |
1876 | ||
1877 | /* UAR attributes */ | |
1878 | ||
ab9c17a0 | 1879 | MLX4_PUT(inbox, param->uar_page_sz, INIT_HCA_UAR_PAGE_SZ_OFFSET); |
225c7b1f RD |
1880 | MLX4_PUT(inbox, param->log_uar_sz, INIT_HCA_LOG_UAR_SZ_OFFSET); |
1881 | ||
7ffdf726 OG |
1882 | /* set parser VXLAN attributes */ |
1883 | if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_VXLAN_OFFLOADS) { | |
1884 | u8 parser_params = 0; | |
1885 | MLX4_PUT(inbox, parser_params, INIT_HCA_VXLAN_OFFSET); | |
1886 | } | |
1887 | ||
5a031086 JM |
1888 | err = mlx4_cmd(dev, mailbox->dma, 0, 0, MLX4_CMD_INIT_HCA, |
1889 | MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE); | |
225c7b1f RD |
1890 | |
1891 | if (err) | |
1892 | mlx4_err(dev, "INIT_HCA returns %d\n", err); | |
1893 | ||
1894 | mlx4_free_cmd_mailbox(dev, mailbox); | |
1895 | return err; | |
1896 | } | |
1897 | ||
ab9c17a0 JM |
1898 | int mlx4_QUERY_HCA(struct mlx4_dev *dev, |
1899 | struct mlx4_init_hca_param *param) | |
1900 | { | |
1901 | struct mlx4_cmd_mailbox *mailbox; | |
1902 | __be32 *outbox; | |
7b8157be | 1903 | u32 dword_field; |
ab9c17a0 | 1904 | int err; |
08ff3235 | 1905 | u8 byte_field; |
7d077cd3 MB |
1906 | static const u8 a0_dmfs_query_hw_steering[] = { |
1907 | [0] = MLX4_STEERING_DMFS_A0_DEFAULT, | |
1908 | [1] = MLX4_STEERING_DMFS_A0_DYNAMIC, | |
1909 | [2] = MLX4_STEERING_DMFS_A0_STATIC, | |
1910 | [3] = MLX4_STEERING_DMFS_A0_DISABLE | |
1911 | }; | |
ab9c17a0 JM |
1912 | |
1913 | #define QUERY_HCA_GLOBAL_CAPS_OFFSET 0x04 | |
ddd8a6c1 | 1914 | #define QUERY_HCA_CORE_CLOCK_OFFSET 0x0c |
ab9c17a0 JM |
1915 | |
1916 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
1917 | if (IS_ERR(mailbox)) | |
1918 | return PTR_ERR(mailbox); | |
1919 | outbox = mailbox->buf; | |
1920 | ||
1921 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, | |
1922 | MLX4_CMD_QUERY_HCA, | |
1923 | MLX4_CMD_TIME_CLASS_B, | |
1924 | !mlx4_is_slave(dev)); | |
1925 | if (err) | |
1926 | goto out; | |
1927 | ||
1928 | MLX4_GET(param->global_caps, outbox, QUERY_HCA_GLOBAL_CAPS_OFFSET); | |
ddd8a6c1 | 1929 | MLX4_GET(param->hca_core_clock, outbox, QUERY_HCA_CORE_CLOCK_OFFSET); |
ab9c17a0 JM |
1930 | |
1931 | /* QPC/EEC/CQC/EQC/RDMARC attributes */ | |
1932 | ||
1933 | MLX4_GET(param->qpc_base, outbox, INIT_HCA_QPC_BASE_OFFSET); | |
1934 | MLX4_GET(param->log_num_qps, outbox, INIT_HCA_LOG_QP_OFFSET); | |
1935 | MLX4_GET(param->srqc_base, outbox, INIT_HCA_SRQC_BASE_OFFSET); | |
1936 | MLX4_GET(param->log_num_srqs, outbox, INIT_HCA_LOG_SRQ_OFFSET); | |
1937 | MLX4_GET(param->cqc_base, outbox, INIT_HCA_CQC_BASE_OFFSET); | |
1938 | MLX4_GET(param->log_num_cqs, outbox, INIT_HCA_LOG_CQ_OFFSET); | |
1939 | MLX4_GET(param->altc_base, outbox, INIT_HCA_ALTC_BASE_OFFSET); | |
1940 | MLX4_GET(param->auxc_base, outbox, INIT_HCA_AUXC_BASE_OFFSET); | |
1941 | MLX4_GET(param->eqc_base, outbox, INIT_HCA_EQC_BASE_OFFSET); | |
1942 | MLX4_GET(param->log_num_eqs, outbox, INIT_HCA_LOG_EQ_OFFSET); | |
7ae0e400 | 1943 | MLX4_GET(param->num_sys_eqs, outbox, INIT_HCA_NUM_SYS_EQS_OFFSET); |
ab9c17a0 JM |
1944 | MLX4_GET(param->rdmarc_base, outbox, INIT_HCA_RDMARC_BASE_OFFSET); |
1945 | MLX4_GET(param->log_rd_per_qp, outbox, INIT_HCA_LOG_RD_OFFSET); | |
1946 | ||
7b8157be JM |
1947 | MLX4_GET(dword_field, outbox, INIT_HCA_FLAGS_OFFSET); |
1948 | if (dword_field & (1 << INIT_HCA_DEVICE_MANAGED_FLOW_STEERING_EN)) { | |
1949 | param->steering_mode = MLX4_STEERING_MODE_DEVICE_MANAGED; | |
1950 | } else { | |
1951 | MLX4_GET(byte_field, outbox, INIT_HCA_UC_STEERING_OFFSET); | |
1952 | if (byte_field & 0x8) | |
1953 | param->steering_mode = MLX4_STEERING_MODE_B0; | |
1954 | else | |
1955 | param->steering_mode = MLX4_STEERING_MODE_A0; | |
1956 | } | |
802f42a8 IS |
1957 | |
1958 | if (dword_field & (1 << 13)) | |
1959 | param->rss_ip_frags = 1; | |
1960 | ||
0ff1fb65 | 1961 | /* steering attributes */ |
7b8157be | 1962 | if (param->steering_mode == MLX4_STEERING_MODE_DEVICE_MANAGED) { |
0ff1fb65 HHZ |
1963 | MLX4_GET(param->mc_base, outbox, INIT_HCA_FS_BASE_OFFSET); |
1964 | MLX4_GET(param->log_mc_entry_sz, outbox, | |
1965 | INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET); | |
1966 | MLX4_GET(param->log_mc_table_sz, outbox, | |
1967 | INIT_HCA_FS_LOG_TABLE_SZ_OFFSET); | |
7d077cd3 MB |
1968 | MLX4_GET(byte_field, outbox, |
1969 | INIT_HCA_FS_A0_OFFSET); | |
1970 | param->dmfs_high_steer_mode = | |
1971 | a0_dmfs_query_hw_steering[(byte_field >> 6) & 3]; | |
0ff1fb65 HHZ |
1972 | } else { |
1973 | MLX4_GET(param->mc_base, outbox, INIT_HCA_MC_BASE_OFFSET); | |
1974 | MLX4_GET(param->log_mc_entry_sz, outbox, | |
1975 | INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET); | |
1976 | MLX4_GET(param->log_mc_hash_sz, outbox, | |
1977 | INIT_HCA_LOG_MC_HASH_SZ_OFFSET); | |
1978 | MLX4_GET(param->log_mc_table_sz, outbox, | |
1979 | INIT_HCA_LOG_MC_TABLE_SZ_OFFSET); | |
1980 | } | |
ab9c17a0 | 1981 | |
08ff3235 OG |
1982 | /* CX3 is capable of extending CQEs/EQEs from 32 to 64 bytes */ |
1983 | MLX4_GET(byte_field, outbox, INIT_HCA_EQE_CQE_OFFSETS); | |
1984 | if (byte_field & 0x20) /* 64-bytes eqe enabled */ | |
1985 | param->dev_cap_enabled |= MLX4_DEV_CAP_64B_EQE_ENABLED; | |
1986 | if (byte_field & 0x40) /* 64-bytes cqe enabled */ | |
1987 | param->dev_cap_enabled |= MLX4_DEV_CAP_64B_CQE_ENABLED; | |
1988 | ||
77507aa2 IS |
1989 | /* CX3 is capable of extending CQEs\EQEs to strides larger than 64B */ |
1990 | MLX4_GET(byte_field, outbox, INIT_HCA_EQE_CQE_STRIDE_OFFSET); | |
1991 | if (byte_field) { | |
c3f2511f IS |
1992 | param->dev_cap_enabled |= MLX4_DEV_CAP_EQE_STRIDE_ENABLED; |
1993 | param->dev_cap_enabled |= MLX4_DEV_CAP_CQE_STRIDE_ENABLED; | |
77507aa2 IS |
1994 | param->cqe_size = 1 << ((byte_field & |
1995 | MLX4_CQE_SIZE_MASK_STRIDE) + 5); | |
1996 | param->eqe_size = 1 << (((byte_field & | |
1997 | MLX4_EQE_SIZE_MASK_STRIDE) >> 4) + 5); | |
1998 | } | |
1999 | ||
ab9c17a0 JM |
2000 | /* TPT attributes */ |
2001 | ||
2002 | MLX4_GET(param->dmpt_base, outbox, INIT_HCA_DMPT_BASE_OFFSET); | |
e448834e | 2003 | MLX4_GET(param->mw_enabled, outbox, INIT_HCA_TPT_MW_OFFSET); |
ab9c17a0 JM |
2004 | MLX4_GET(param->log_mpt_sz, outbox, INIT_HCA_LOG_MPT_SZ_OFFSET); |
2005 | MLX4_GET(param->mtt_base, outbox, INIT_HCA_MTT_BASE_OFFSET); | |
2006 | MLX4_GET(param->cmpt_base, outbox, INIT_HCA_CMPT_BASE_OFFSET); | |
2007 | ||
2008 | /* UAR attributes */ | |
2009 | ||
2010 | MLX4_GET(param->uar_page_sz, outbox, INIT_HCA_UAR_PAGE_SZ_OFFSET); | |
2011 | MLX4_GET(param->log_uar_sz, outbox, INIT_HCA_LOG_UAR_SZ_OFFSET); | |
2012 | ||
77fc29c4 HHZ |
2013 | /* phv_check enable */ |
2014 | MLX4_GET(byte_field, outbox, INIT_HCA_CACHELINE_SZ_OFFSET); | |
2015 | if (byte_field & 0x2) | |
2016 | param->phv_check_en = 1; | |
ab9c17a0 JM |
2017 | out: |
2018 | mlx4_free_cmd_mailbox(dev, mailbox); | |
2019 | ||
2020 | return err; | |
2021 | } | |
2022 | ||
6d6e996c MD |
2023 | static int mlx4_hca_core_clock_update(struct mlx4_dev *dev) |
2024 | { | |
2025 | struct mlx4_cmd_mailbox *mailbox; | |
2026 | __be32 *outbox; | |
2027 | int err; | |
2028 | ||
2029 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
2030 | if (IS_ERR(mailbox)) { | |
2031 | mlx4_warn(dev, "hca_core_clock mailbox allocation failed\n"); | |
2032 | return PTR_ERR(mailbox); | |
2033 | } | |
2034 | outbox = mailbox->buf; | |
2035 | ||
2036 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, | |
2037 | MLX4_CMD_QUERY_HCA, | |
2038 | MLX4_CMD_TIME_CLASS_B, | |
2039 | !mlx4_is_slave(dev)); | |
2040 | if (err) { | |
2041 | mlx4_warn(dev, "hca_core_clock update failed\n"); | |
2042 | goto out; | |
2043 | } | |
2044 | ||
2045 | MLX4_GET(dev->caps.hca_core_clock, outbox, QUERY_HCA_CORE_CLOCK_OFFSET); | |
2046 | ||
2047 | out: | |
2048 | mlx4_free_cmd_mailbox(dev, mailbox); | |
2049 | ||
2050 | return err; | |
2051 | } | |
2052 | ||
980e9001 JM |
2053 | /* for IB-type ports only in SRIOV mode. Checks that both proxy QP0 |
2054 | * and real QP0 are active, so that the paravirtualized QP0 is ready | |
2055 | * to operate */ | |
2056 | static int check_qp0_state(struct mlx4_dev *dev, int function, int port) | |
2057 | { | |
2058 | struct mlx4_priv *priv = mlx4_priv(dev); | |
2059 | /* irrelevant if not infiniband */ | |
2060 | if (priv->mfunc.master.qp0_state[port].proxy_qp0_active && | |
2061 | priv->mfunc.master.qp0_state[port].qp0_active) | |
2062 | return 1; | |
2063 | return 0; | |
2064 | } | |
2065 | ||
5cc914f1 MA |
2066 | int mlx4_INIT_PORT_wrapper(struct mlx4_dev *dev, int slave, |
2067 | struct mlx4_vhcr *vhcr, | |
2068 | struct mlx4_cmd_mailbox *inbox, | |
2069 | struct mlx4_cmd_mailbox *outbox, | |
2070 | struct mlx4_cmd_info *cmd) | |
2071 | { | |
2072 | struct mlx4_priv *priv = mlx4_priv(dev); | |
449fc488 | 2073 | int port = mlx4_slave_convert_port(dev, slave, vhcr->in_modifier); |
5cc914f1 MA |
2074 | int err; |
2075 | ||
449fc488 MB |
2076 | if (port < 0) |
2077 | return -EINVAL; | |
2078 | ||
5cc914f1 MA |
2079 | if (priv->mfunc.master.slave_state[slave].init_port_mask & (1 << port)) |
2080 | return 0; | |
2081 | ||
980e9001 JM |
2082 | if (dev->caps.port_mask[port] != MLX4_PORT_TYPE_IB) { |
2083 | /* Enable port only if it was previously disabled */ | |
2084 | if (!priv->mfunc.master.init_port_ref[port]) { | |
2085 | err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_INIT_PORT, | |
2086 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); | |
2087 | if (err) | |
2088 | return err; | |
2089 | } | |
2090 | priv->mfunc.master.slave_state[slave].init_port_mask |= (1 << port); | |
2091 | } else { | |
2092 | if (slave == mlx4_master_func_num(dev)) { | |
2093 | if (check_qp0_state(dev, slave, port) && | |
2094 | !priv->mfunc.master.qp0_state[port].port_active) { | |
2095 | err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_INIT_PORT, | |
2096 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); | |
2097 | if (err) | |
2098 | return err; | |
2099 | priv->mfunc.master.qp0_state[port].port_active = 1; | |
2100 | priv->mfunc.master.slave_state[slave].init_port_mask |= (1 << port); | |
2101 | } | |
2102 | } else | |
2103 | priv->mfunc.master.slave_state[slave].init_port_mask |= (1 << port); | |
5cc914f1 MA |
2104 | } |
2105 | ++priv->mfunc.master.init_port_ref[port]; | |
2106 | return 0; | |
2107 | } | |
2108 | ||
5ae2a7a8 | 2109 | int mlx4_INIT_PORT(struct mlx4_dev *dev, int port) |
225c7b1f RD |
2110 | { |
2111 | struct mlx4_cmd_mailbox *mailbox; | |
2112 | u32 *inbox; | |
2113 | int err; | |
2114 | u32 flags; | |
5ae2a7a8 | 2115 | u16 field; |
225c7b1f | 2116 | |
5ae2a7a8 | 2117 | if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) { |
225c7b1f RD |
2118 | #define INIT_PORT_IN_SIZE 256 |
2119 | #define INIT_PORT_FLAGS_OFFSET 0x00 | |
2120 | #define INIT_PORT_FLAG_SIG (1 << 18) | |
2121 | #define INIT_PORT_FLAG_NG (1 << 17) | |
2122 | #define INIT_PORT_FLAG_G0 (1 << 16) | |
2123 | #define INIT_PORT_VL_SHIFT 4 | |
2124 | #define INIT_PORT_PORT_WIDTH_SHIFT 8 | |
2125 | #define INIT_PORT_MTU_OFFSET 0x04 | |
2126 | #define INIT_PORT_MAX_GID_OFFSET 0x06 | |
2127 | #define INIT_PORT_MAX_PKEY_OFFSET 0x0a | |
2128 | #define INIT_PORT_GUID0_OFFSET 0x10 | |
2129 | #define INIT_PORT_NODE_GUID_OFFSET 0x18 | |
2130 | #define INIT_PORT_SI_GUID_OFFSET 0x20 | |
2131 | ||
5ae2a7a8 RD |
2132 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
2133 | if (IS_ERR(mailbox)) | |
2134 | return PTR_ERR(mailbox); | |
2135 | inbox = mailbox->buf; | |
225c7b1f | 2136 | |
5ae2a7a8 RD |
2137 | flags = 0; |
2138 | flags |= (dev->caps.vl_cap[port] & 0xf) << INIT_PORT_VL_SHIFT; | |
2139 | flags |= (dev->caps.port_width_cap[port] & 0xf) << INIT_PORT_PORT_WIDTH_SHIFT; | |
2140 | MLX4_PUT(inbox, flags, INIT_PORT_FLAGS_OFFSET); | |
225c7b1f | 2141 | |
b79acb49 | 2142 | field = 128 << dev->caps.ib_mtu_cap[port]; |
5ae2a7a8 RD |
2143 | MLX4_PUT(inbox, field, INIT_PORT_MTU_OFFSET); |
2144 | field = dev->caps.gid_table_len[port]; | |
2145 | MLX4_PUT(inbox, field, INIT_PORT_MAX_GID_OFFSET); | |
2146 | field = dev->caps.pkey_table_len[port]; | |
2147 | MLX4_PUT(inbox, field, INIT_PORT_MAX_PKEY_OFFSET); | |
225c7b1f | 2148 | |
5ae2a7a8 | 2149 | err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_INIT_PORT, |
f9baff50 | 2150 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); |
225c7b1f | 2151 | |
5ae2a7a8 RD |
2152 | mlx4_free_cmd_mailbox(dev, mailbox); |
2153 | } else | |
2154 | err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_INIT_PORT, | |
f9baff50 | 2155 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED); |
225c7b1f | 2156 | |
6d6e996c MD |
2157 | if (!err) |
2158 | mlx4_hca_core_clock_update(dev); | |
2159 | ||
225c7b1f RD |
2160 | return err; |
2161 | } | |
2162 | EXPORT_SYMBOL_GPL(mlx4_INIT_PORT); | |
2163 | ||
5cc914f1 MA |
2164 | int mlx4_CLOSE_PORT_wrapper(struct mlx4_dev *dev, int slave, |
2165 | struct mlx4_vhcr *vhcr, | |
2166 | struct mlx4_cmd_mailbox *inbox, | |
2167 | struct mlx4_cmd_mailbox *outbox, | |
2168 | struct mlx4_cmd_info *cmd) | |
2169 | { | |
2170 | struct mlx4_priv *priv = mlx4_priv(dev); | |
449fc488 | 2171 | int port = mlx4_slave_convert_port(dev, slave, vhcr->in_modifier); |
5cc914f1 MA |
2172 | int err; |
2173 | ||
449fc488 MB |
2174 | if (port < 0) |
2175 | return -EINVAL; | |
2176 | ||
5cc914f1 MA |
2177 | if (!(priv->mfunc.master.slave_state[slave].init_port_mask & |
2178 | (1 << port))) | |
2179 | return 0; | |
2180 | ||
980e9001 JM |
2181 | if (dev->caps.port_mask[port] != MLX4_PORT_TYPE_IB) { |
2182 | if (priv->mfunc.master.init_port_ref[port] == 1) { | |
2183 | err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_CLOSE_PORT, | |
5a031086 | 2184 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); |
980e9001 JM |
2185 | if (err) |
2186 | return err; | |
2187 | } | |
2188 | priv->mfunc.master.slave_state[slave].init_port_mask &= ~(1 << port); | |
2189 | } else { | |
2190 | /* infiniband port */ | |
2191 | if (slave == mlx4_master_func_num(dev)) { | |
2192 | if (!priv->mfunc.master.qp0_state[port].qp0_active && | |
2193 | priv->mfunc.master.qp0_state[port].port_active) { | |
2194 | err = mlx4_cmd(dev, 0, port, 0, MLX4_CMD_CLOSE_PORT, | |
5a031086 | 2195 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); |
980e9001 JM |
2196 | if (err) |
2197 | return err; | |
2198 | priv->mfunc.master.slave_state[slave].init_port_mask &= ~(1 << port); | |
2199 | priv->mfunc.master.qp0_state[port].port_active = 0; | |
2200 | } | |
2201 | } else | |
2202 | priv->mfunc.master.slave_state[slave].init_port_mask &= ~(1 << port); | |
5cc914f1 | 2203 | } |
5cc914f1 MA |
2204 | --priv->mfunc.master.init_port_ref[port]; |
2205 | return 0; | |
2206 | } | |
2207 | ||
225c7b1f RD |
2208 | int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port) |
2209 | { | |
5a031086 JM |
2210 | return mlx4_cmd(dev, 0, port, 0, MLX4_CMD_CLOSE_PORT, |
2211 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED); | |
225c7b1f RD |
2212 | } |
2213 | EXPORT_SYMBOL_GPL(mlx4_CLOSE_PORT); | |
2214 | ||
2215 | int mlx4_CLOSE_HCA(struct mlx4_dev *dev, int panic) | |
2216 | { | |
5a031086 JM |
2217 | return mlx4_cmd(dev, 0, 0, panic, MLX4_CMD_CLOSE_HCA, |
2218 | MLX4_CMD_TIME_CLASS_C, MLX4_CMD_NATIVE); | |
225c7b1f RD |
2219 | } |
2220 | ||
d18f141a OG |
2221 | struct mlx4_config_dev { |
2222 | __be32 update_flags; | |
d475c95b | 2223 | __be32 rsvd1[3]; |
d18f141a OG |
2224 | __be16 vxlan_udp_dport; |
2225 | __be16 rsvd2; | |
59e14e32 MS |
2226 | __be32 rsvd3; |
2227 | __be32 roce_flags; | |
2228 | __be32 rsvd4[25]; | |
2229 | __be16 rsvd5; | |
2230 | u8 rsvd6; | |
d475c95b | 2231 | u8 rx_checksum_val; |
d18f141a OG |
2232 | }; |
2233 | ||
2234 | #define MLX4_VXLAN_UDP_DPORT (1 << 0) | |
59e14e32 | 2235 | #define MLX4_DISABLE_RX_PORT BIT(18) |
d18f141a | 2236 | |
d475c95b | 2237 | static int mlx4_CONFIG_DEV_set(struct mlx4_dev *dev, struct mlx4_config_dev *config_dev) |
d18f141a OG |
2238 | { |
2239 | int err; | |
2240 | struct mlx4_cmd_mailbox *mailbox; | |
2241 | ||
2242 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
2243 | if (IS_ERR(mailbox)) | |
2244 | return PTR_ERR(mailbox); | |
2245 | ||
2246 | memcpy(mailbox->buf, config_dev, sizeof(*config_dev)); | |
2247 | ||
2248 | err = mlx4_cmd(dev, mailbox->dma, 0, 0, MLX4_CMD_CONFIG_DEV, | |
2249 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); | |
2250 | ||
2251 | mlx4_free_cmd_mailbox(dev, mailbox); | |
2252 | return err; | |
2253 | } | |
2254 | ||
d475c95b MB |
2255 | static int mlx4_CONFIG_DEV_get(struct mlx4_dev *dev, struct mlx4_config_dev *config_dev) |
2256 | { | |
2257 | int err; | |
2258 | struct mlx4_cmd_mailbox *mailbox; | |
2259 | ||
2260 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
2261 | if (IS_ERR(mailbox)) | |
2262 | return PTR_ERR(mailbox); | |
2263 | ||
2264 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 1, MLX4_CMD_CONFIG_DEV, | |
2265 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); | |
2266 | ||
2267 | if (!err) | |
2268 | memcpy(config_dev, mailbox->buf, sizeof(*config_dev)); | |
2269 | ||
2270 | mlx4_free_cmd_mailbox(dev, mailbox); | |
2271 | return err; | |
2272 | } | |
2273 | ||
2274 | /* Conversion between the HW values and the actual functionality. | |
2275 | * The value represented by the array index, | |
2276 | * and the functionality determined by the flags. | |
2277 | */ | |
2278 | static const u8 config_dev_csum_flags[] = { | |
2279 | [0] = 0, | |
2280 | [1] = MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP, | |
2281 | [2] = MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP | | |
2282 | MLX4_RX_CSUM_MODE_L4, | |
2283 | [3] = MLX4_RX_CSUM_MODE_L4 | | |
2284 | MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP | | |
2285 | MLX4_RX_CSUM_MODE_MULTI_VLAN | |
2286 | }; | |
2287 | ||
2288 | int mlx4_config_dev_retrieval(struct mlx4_dev *dev, | |
2289 | struct mlx4_config_dev_params *params) | |
2290 | { | |
6af0a52f | 2291 | struct mlx4_config_dev config_dev = {0}; |
d475c95b MB |
2292 | int err; |
2293 | u8 csum_mask; | |
2294 | ||
2295 | #define CONFIG_DEV_RX_CSUM_MODE_MASK 0x7 | |
2296 | #define CONFIG_DEV_RX_CSUM_MODE_PORT1_BIT_OFFSET 0 | |
2297 | #define CONFIG_DEV_RX_CSUM_MODE_PORT2_BIT_OFFSET 4 | |
2298 | ||
2299 | if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_CONFIG_DEV)) | |
2300 | return -ENOTSUPP; | |
2301 | ||
2302 | err = mlx4_CONFIG_DEV_get(dev, &config_dev); | |
2303 | if (err) | |
2304 | return err; | |
2305 | ||
2306 | csum_mask = (config_dev.rx_checksum_val >> CONFIG_DEV_RX_CSUM_MODE_PORT1_BIT_OFFSET) & | |
2307 | CONFIG_DEV_RX_CSUM_MODE_MASK; | |
2308 | ||
2309 | if (csum_mask >= sizeof(config_dev_csum_flags)/sizeof(config_dev_csum_flags[0])) | |
2310 | return -EINVAL; | |
2311 | params->rx_csum_flags_port_1 = config_dev_csum_flags[csum_mask]; | |
2312 | ||
2313 | csum_mask = (config_dev.rx_checksum_val >> CONFIG_DEV_RX_CSUM_MODE_PORT2_BIT_OFFSET) & | |
2314 | CONFIG_DEV_RX_CSUM_MODE_MASK; | |
2315 | ||
2316 | if (csum_mask >= sizeof(config_dev_csum_flags)/sizeof(config_dev_csum_flags[0])) | |
2317 | return -EINVAL; | |
2318 | params->rx_csum_flags_port_2 = config_dev_csum_flags[csum_mask]; | |
2319 | ||
2320 | params->vxlan_udp_dport = be16_to_cpu(config_dev.vxlan_udp_dport); | |
2321 | ||
2322 | return 0; | |
2323 | } | |
2324 | EXPORT_SYMBOL_GPL(mlx4_config_dev_retrieval); | |
2325 | ||
d18f141a OG |
2326 | int mlx4_config_vxlan_port(struct mlx4_dev *dev, __be16 udp_port) |
2327 | { | |
2328 | struct mlx4_config_dev config_dev; | |
2329 | ||
2330 | memset(&config_dev, 0, sizeof(config_dev)); | |
2331 | config_dev.update_flags = cpu_to_be32(MLX4_VXLAN_UDP_DPORT); | |
2332 | config_dev.vxlan_udp_dport = udp_port; | |
2333 | ||
d475c95b | 2334 | return mlx4_CONFIG_DEV_set(dev, &config_dev); |
d18f141a OG |
2335 | } |
2336 | EXPORT_SYMBOL_GPL(mlx4_config_vxlan_port); | |
2337 | ||
59e14e32 MS |
2338 | #define CONFIG_DISABLE_RX_PORT BIT(15) |
2339 | int mlx4_disable_rx_port_check(struct mlx4_dev *dev, bool dis) | |
2340 | { | |
2341 | struct mlx4_config_dev config_dev; | |
2342 | ||
2343 | memset(&config_dev, 0, sizeof(config_dev)); | |
2344 | config_dev.update_flags = cpu_to_be32(MLX4_DISABLE_RX_PORT); | |
2345 | if (dis) | |
2346 | config_dev.roce_flags = | |
2347 | cpu_to_be32(CONFIG_DISABLE_RX_PORT); | |
2348 | ||
2349 | return mlx4_CONFIG_DEV_set(dev, &config_dev); | |
2350 | } | |
2351 | ||
2352 | int mlx4_virt2phy_port_map(struct mlx4_dev *dev, u32 port1, u32 port2) | |
2353 | { | |
2354 | struct mlx4_cmd_mailbox *mailbox; | |
2355 | struct { | |
2356 | __be32 v_port1; | |
2357 | __be32 v_port2; | |
2358 | } *v2p; | |
2359 | int err; | |
2360 | ||
2361 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
2362 | if (IS_ERR(mailbox)) | |
2363 | return -ENOMEM; | |
2364 | ||
2365 | v2p = mailbox->buf; | |
2366 | v2p->v_port1 = cpu_to_be32(port1); | |
2367 | v2p->v_port2 = cpu_to_be32(port2); | |
2368 | ||
2369 | err = mlx4_cmd(dev, mailbox->dma, 0, | |
2370 | MLX4_SET_PORT_VIRT2PHY, MLX4_CMD_VIRT_PORT_MAP, | |
2371 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); | |
2372 | ||
2373 | mlx4_free_cmd_mailbox(dev, mailbox); | |
2374 | return err; | |
2375 | } | |
2376 | ||
d18f141a | 2377 | |
225c7b1f RD |
2378 | int mlx4_SET_ICM_SIZE(struct mlx4_dev *dev, u64 icm_size, u64 *aux_pages) |
2379 | { | |
2380 | int ret = mlx4_cmd_imm(dev, icm_size, aux_pages, 0, 0, | |
2381 | MLX4_CMD_SET_ICM_SIZE, | |
f9baff50 | 2382 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); |
225c7b1f RD |
2383 | if (ret) |
2384 | return ret; | |
2385 | ||
2386 | /* | |
2387 | * Round up number of system pages needed in case | |
2388 | * MLX4_ICM_PAGE_SIZE < PAGE_SIZE. | |
2389 | */ | |
2390 | *aux_pages = ALIGN(*aux_pages, PAGE_SIZE / MLX4_ICM_PAGE_SIZE) >> | |
2391 | (PAGE_SHIFT - MLX4_ICM_PAGE_SHIFT); | |
2392 | ||
2393 | return 0; | |
2394 | } | |
2395 | ||
2396 | int mlx4_NOP(struct mlx4_dev *dev) | |
2397 | { | |
2398 | /* Input modifier of 0x1f means "finish as soon as possible." */ | |
5a031086 JM |
2399 | return mlx4_cmd(dev, 0, 0x1f, 0, MLX4_CMD_NOP, MLX4_CMD_TIME_CLASS_A, |
2400 | MLX4_CMD_NATIVE); | |
225c7b1f | 2401 | } |
14c07b13 | 2402 | |
8e1a28e8 HHZ |
2403 | int mlx4_get_phys_port_id(struct mlx4_dev *dev) |
2404 | { | |
2405 | u8 port; | |
2406 | u32 *outbox; | |
2407 | struct mlx4_cmd_mailbox *mailbox; | |
2408 | u32 in_mod; | |
2409 | u32 guid_hi, guid_lo; | |
2410 | int err, ret = 0; | |
2411 | #define MOD_STAT_CFG_PORT_OFFSET 8 | |
2412 | #define MOD_STAT_CFG_GUID_H 0X14 | |
2413 | #define MOD_STAT_CFG_GUID_L 0X1c | |
2414 | ||
2415 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
2416 | if (IS_ERR(mailbox)) | |
2417 | return PTR_ERR(mailbox); | |
2418 | outbox = mailbox->buf; | |
2419 | ||
2420 | for (port = 1; port <= dev->caps.num_ports; port++) { | |
2421 | in_mod = port << MOD_STAT_CFG_PORT_OFFSET; | |
2422 | err = mlx4_cmd_box(dev, 0, mailbox->dma, in_mod, 0x2, | |
2423 | MLX4_CMD_MOD_STAT_CFG, MLX4_CMD_TIME_CLASS_A, | |
2424 | MLX4_CMD_NATIVE); | |
2425 | if (err) { | |
2426 | mlx4_err(dev, "Fail to get port %d uplink guid\n", | |
2427 | port); | |
2428 | ret = err; | |
2429 | } else { | |
2430 | MLX4_GET(guid_hi, outbox, MOD_STAT_CFG_GUID_H); | |
2431 | MLX4_GET(guid_lo, outbox, MOD_STAT_CFG_GUID_L); | |
2432 | dev->caps.phys_port_id[port] = (u64)guid_lo | | |
2433 | (u64)guid_hi << 32; | |
2434 | } | |
2435 | } | |
2436 | mlx4_free_cmd_mailbox(dev, mailbox); | |
2437 | return ret; | |
2438 | } | |
2439 | ||
14c07b13 YP |
2440 | #define MLX4_WOL_SETUP_MODE (5 << 28) |
2441 | int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port) | |
2442 | { | |
2443 | u32 in_mod = MLX4_WOL_SETUP_MODE | port << 8; | |
2444 | ||
2445 | return mlx4_cmd_imm(dev, 0, config, in_mod, 0x3, | |
f9baff50 JM |
2446 | MLX4_CMD_MOD_STAT_CFG, MLX4_CMD_TIME_CLASS_A, |
2447 | MLX4_CMD_NATIVE); | |
14c07b13 YP |
2448 | } |
2449 | EXPORT_SYMBOL_GPL(mlx4_wol_read); | |
2450 | ||
2451 | int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port) | |
2452 | { | |
2453 | u32 in_mod = MLX4_WOL_SETUP_MODE | port << 8; | |
2454 | ||
2455 | return mlx4_cmd(dev, config, in_mod, 0x1, MLX4_CMD_MOD_STAT_CFG, | |
f9baff50 | 2456 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_NATIVE); |
14c07b13 YP |
2457 | } |
2458 | EXPORT_SYMBOL_GPL(mlx4_wol_write); | |
fe6f700d YP |
2459 | |
2460 | enum { | |
2461 | ADD_TO_MCG = 0x26, | |
2462 | }; | |
2463 | ||
2464 | ||
2465 | void mlx4_opreq_action(struct work_struct *work) | |
2466 | { | |
2467 | struct mlx4_priv *priv = container_of(work, struct mlx4_priv, | |
2468 | opreq_task); | |
2469 | struct mlx4_dev *dev = &priv->dev; | |
2470 | int num_tasks = atomic_read(&priv->opreq_count); | |
2471 | struct mlx4_cmd_mailbox *mailbox; | |
2472 | struct mlx4_mgm *mgm; | |
2473 | u32 *outbox; | |
2474 | u32 modifier; | |
2475 | u16 token; | |
fe6f700d YP |
2476 | u16 type; |
2477 | int err; | |
2478 | u32 num_qps; | |
2479 | struct mlx4_qp qp; | |
2480 | int i; | |
2481 | u8 rem_mcg; | |
2482 | u8 prot; | |
2483 | ||
2484 | #define GET_OP_REQ_MODIFIER_OFFSET 0x08 | |
2485 | #define GET_OP_REQ_TOKEN_OFFSET 0x14 | |
2486 | #define GET_OP_REQ_TYPE_OFFSET 0x1a | |
2487 | #define GET_OP_REQ_DATA_OFFSET 0x20 | |
2488 | ||
2489 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
2490 | if (IS_ERR(mailbox)) { | |
2491 | mlx4_err(dev, "Failed to allocate mailbox for GET_OP_REQ\n"); | |
2492 | return; | |
2493 | } | |
2494 | outbox = mailbox->buf; | |
2495 | ||
2496 | while (num_tasks) { | |
2497 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0, 0, | |
2498 | MLX4_CMD_GET_OP_REQ, MLX4_CMD_TIME_CLASS_A, | |
2499 | MLX4_CMD_NATIVE); | |
2500 | if (err) { | |
6d3be300 | 2501 | mlx4_err(dev, "Failed to retrieve required operation: %d\n", |
fe6f700d YP |
2502 | err); |
2503 | return; | |
2504 | } | |
2505 | MLX4_GET(modifier, outbox, GET_OP_REQ_MODIFIER_OFFSET); | |
2506 | MLX4_GET(token, outbox, GET_OP_REQ_TOKEN_OFFSET); | |
2507 | MLX4_GET(type, outbox, GET_OP_REQ_TYPE_OFFSET); | |
fe6f700d YP |
2508 | type &= 0xfff; |
2509 | ||
2510 | switch (type) { | |
2511 | case ADD_TO_MCG: | |
2512 | if (dev->caps.steering_mode == | |
2513 | MLX4_STEERING_MODE_DEVICE_MANAGED) { | |
2514 | mlx4_warn(dev, "ADD MCG operation is not supported in DEVICE_MANAGED steering mode\n"); | |
2515 | err = EPERM; | |
2516 | break; | |
2517 | } | |
2518 | mgm = (struct mlx4_mgm *)((u8 *)(outbox) + | |
2519 | GET_OP_REQ_DATA_OFFSET); | |
2520 | num_qps = be32_to_cpu(mgm->members_count) & | |
2521 | MGM_QPN_MASK; | |
2522 | rem_mcg = ((u8 *)(&mgm->members_count))[0] & 1; | |
2523 | prot = ((u8 *)(&mgm->members_count))[0] >> 6; | |
2524 | ||
2525 | for (i = 0; i < num_qps; i++) { | |
2526 | qp.qpn = be32_to_cpu(mgm->qp[i]); | |
2527 | if (rem_mcg) | |
2528 | err = mlx4_multicast_detach(dev, &qp, | |
2529 | mgm->gid, | |
2530 | prot, 0); | |
2531 | else | |
2532 | err = mlx4_multicast_attach(dev, &qp, | |
2533 | mgm->gid, | |
2534 | mgm->gid[5] | |
2535 | , 0, prot, | |
2536 | NULL); | |
2537 | if (err) | |
2538 | break; | |
2539 | } | |
2540 | break; | |
2541 | default: | |
2542 | mlx4_warn(dev, "Bad type for required operation\n"); | |
2543 | err = EINVAL; | |
2544 | break; | |
2545 | } | |
28d222bb EP |
2546 | err = mlx4_cmd(dev, 0, ((u32) err | |
2547 | (__force u32)cpu_to_be32(token) << 16), | |
fe6f700d YP |
2548 | 1, MLX4_CMD_GET_OP_REQ, MLX4_CMD_TIME_CLASS_A, |
2549 | MLX4_CMD_NATIVE); | |
2550 | if (err) { | |
2551 | mlx4_err(dev, "Failed to acknowledge required request: %d\n", | |
2552 | err); | |
2553 | goto out; | |
2554 | } | |
2555 | memset(outbox, 0, 0xffc); | |
2556 | num_tasks = atomic_dec_return(&priv->opreq_count); | |
2557 | } | |
2558 | ||
2559 | out: | |
2560 | mlx4_free_cmd_mailbox(dev, mailbox); | |
2561 | } | |
114840c3 JM |
2562 | |
2563 | static int mlx4_check_smp_firewall_active(struct mlx4_dev *dev, | |
2564 | struct mlx4_cmd_mailbox *mailbox) | |
2565 | { | |
2566 | #define MLX4_CMD_MAD_DEMUX_SET_ATTR_OFFSET 0x10 | |
2567 | #define MLX4_CMD_MAD_DEMUX_GETRESP_ATTR_OFFSET 0x20 | |
2568 | #define MLX4_CMD_MAD_DEMUX_TRAP_ATTR_OFFSET 0x40 | |
2569 | #define MLX4_CMD_MAD_DEMUX_TRAP_REPRESS_ATTR_OFFSET 0x70 | |
2570 | ||
2571 | u32 set_attr_mask, getresp_attr_mask; | |
2572 | u32 trap_attr_mask, traprepress_attr_mask; | |
2573 | ||
2574 | MLX4_GET(set_attr_mask, mailbox->buf, | |
2575 | MLX4_CMD_MAD_DEMUX_SET_ATTR_OFFSET); | |
2576 | mlx4_dbg(dev, "SMP firewall set_attribute_mask = 0x%x\n", | |
2577 | set_attr_mask); | |
2578 | ||
2579 | MLX4_GET(getresp_attr_mask, mailbox->buf, | |
2580 | MLX4_CMD_MAD_DEMUX_GETRESP_ATTR_OFFSET); | |
2581 | mlx4_dbg(dev, "SMP firewall getresp_attribute_mask = 0x%x\n", | |
2582 | getresp_attr_mask); | |
2583 | ||
2584 | MLX4_GET(trap_attr_mask, mailbox->buf, | |
2585 | MLX4_CMD_MAD_DEMUX_TRAP_ATTR_OFFSET); | |
2586 | mlx4_dbg(dev, "SMP firewall trap_attribute_mask = 0x%x\n", | |
2587 | trap_attr_mask); | |
2588 | ||
2589 | MLX4_GET(traprepress_attr_mask, mailbox->buf, | |
2590 | MLX4_CMD_MAD_DEMUX_TRAP_REPRESS_ATTR_OFFSET); | |
2591 | mlx4_dbg(dev, "SMP firewall traprepress_attribute_mask = 0x%x\n", | |
2592 | traprepress_attr_mask); | |
2593 | ||
2594 | if (set_attr_mask && getresp_attr_mask && trap_attr_mask && | |
2595 | traprepress_attr_mask) | |
2596 | return 1; | |
2597 | ||
2598 | return 0; | |
2599 | } | |
2600 | ||
2601 | int mlx4_config_mad_demux(struct mlx4_dev *dev) | |
2602 | { | |
2603 | struct mlx4_cmd_mailbox *mailbox; | |
2604 | int secure_host_active; | |
2605 | int err; | |
2606 | ||
2607 | /* Check if mad_demux is supported */ | |
2608 | if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_MAD_DEMUX)) | |
2609 | return 0; | |
2610 | ||
2611 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
2612 | if (IS_ERR(mailbox)) { | |
2613 | mlx4_warn(dev, "Failed to allocate mailbox for cmd MAD_DEMUX"); | |
2614 | return -ENOMEM; | |
2615 | } | |
2616 | ||
2617 | /* Query mad_demux to find out which MADs are handled by internal sma */ | |
2618 | err = mlx4_cmd_box(dev, 0, mailbox->dma, 0x01 /* subn mgmt class */, | |
2619 | MLX4_CMD_MAD_DEMUX_QUERY_RESTR, MLX4_CMD_MAD_DEMUX, | |
2620 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); | |
2621 | if (err) { | |
2622 | mlx4_warn(dev, "MLX4_CMD_MAD_DEMUX: query restrictions failed (%d)\n", | |
2623 | err); | |
2624 | goto out; | |
2625 | } | |
2626 | ||
2627 | secure_host_active = mlx4_check_smp_firewall_active(dev, mailbox); | |
2628 | ||
2629 | /* Config mad_demux to handle all MADs returned by the query above */ | |
2630 | err = mlx4_cmd(dev, mailbox->dma, 0x01 /* subn mgmt class */, | |
2631 | MLX4_CMD_MAD_DEMUX_CONFIG, MLX4_CMD_MAD_DEMUX, | |
2632 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); | |
2633 | if (err) { | |
2634 | mlx4_warn(dev, "MLX4_CMD_MAD_DEMUX: configure failed (%d)\n", err); | |
2635 | goto out; | |
2636 | } | |
2637 | ||
2638 | if (secure_host_active) | |
2639 | mlx4_warn(dev, "HCA operating in secure-host mode. SMP firewall activated.\n"); | |
2640 | out: | |
2641 | mlx4_free_cmd_mailbox(dev, mailbox); | |
2642 | return err; | |
2643 | } | |
adbc7ac5 SM |
2644 | |
2645 | /* Access Reg commands */ | |
2646 | enum mlx4_access_reg_masks { | |
2647 | MLX4_ACCESS_REG_STATUS_MASK = 0x7f, | |
2648 | MLX4_ACCESS_REG_METHOD_MASK = 0x7f, | |
2649 | MLX4_ACCESS_REG_LEN_MASK = 0x7ff | |
2650 | }; | |
2651 | ||
2652 | struct mlx4_access_reg { | |
2653 | __be16 constant1; | |
2654 | u8 status; | |
2655 | u8 resrvd1; | |
2656 | __be16 reg_id; | |
2657 | u8 method; | |
2658 | u8 constant2; | |
2659 | __be32 resrvd2[2]; | |
2660 | __be16 len_const; | |
2661 | __be16 resrvd3; | |
2662 | #define MLX4_ACCESS_REG_HEADER_SIZE (20) | |
2663 | u8 reg_data[MLX4_MAILBOX_SIZE-MLX4_ACCESS_REG_HEADER_SIZE]; | |
2664 | } __attribute__((__packed__)); | |
2665 | ||
2666 | /** | |
2667 | * mlx4_ACCESS_REG - Generic access reg command. | |
2668 | * @dev: mlx4_dev. | |
2669 | * @reg_id: register ID to access. | |
2670 | * @method: Access method Read/Write. | |
2671 | * @reg_len: register length to Read/Write in bytes. | |
2672 | * @reg_data: reg_data pointer to Read/Write From/To. | |
2673 | * | |
2674 | * Access ConnectX registers FW command. | |
2675 | * Returns 0 on success and copies outbox mlx4_access_reg data | |
2676 | * field into reg_data or a negative error code. | |
2677 | */ | |
2678 | static int mlx4_ACCESS_REG(struct mlx4_dev *dev, u16 reg_id, | |
2679 | enum mlx4_access_reg_method method, | |
2680 | u16 reg_len, void *reg_data) | |
2681 | { | |
2682 | struct mlx4_cmd_mailbox *inbox, *outbox; | |
2683 | struct mlx4_access_reg *inbuf, *outbuf; | |
2684 | int err; | |
2685 | ||
2686 | inbox = mlx4_alloc_cmd_mailbox(dev); | |
2687 | if (IS_ERR(inbox)) | |
2688 | return PTR_ERR(inbox); | |
2689 | ||
2690 | outbox = mlx4_alloc_cmd_mailbox(dev); | |
2691 | if (IS_ERR(outbox)) { | |
2692 | mlx4_free_cmd_mailbox(dev, inbox); | |
2693 | return PTR_ERR(outbox); | |
2694 | } | |
2695 | ||
2696 | inbuf = inbox->buf; | |
2697 | outbuf = outbox->buf; | |
2698 | ||
2699 | inbuf->constant1 = cpu_to_be16(0x1<<11 | 0x4); | |
2700 | inbuf->constant2 = 0x1; | |
2701 | inbuf->reg_id = cpu_to_be16(reg_id); | |
2702 | inbuf->method = method & MLX4_ACCESS_REG_METHOD_MASK; | |
2703 | ||
2704 | reg_len = min(reg_len, (u16)(sizeof(inbuf->reg_data))); | |
2705 | inbuf->len_const = | |
2706 | cpu_to_be16(((reg_len/4 + 1) & MLX4_ACCESS_REG_LEN_MASK) | | |
2707 | ((0x3) << 12)); | |
2708 | ||
2709 | memcpy(inbuf->reg_data, reg_data, reg_len); | |
2710 | err = mlx4_cmd_box(dev, inbox->dma, outbox->dma, 0, 0, | |
2711 | MLX4_CMD_ACCESS_REG, MLX4_CMD_TIME_CLASS_C, | |
6e806699 | 2712 | MLX4_CMD_WRAPPED); |
adbc7ac5 SM |
2713 | if (err) |
2714 | goto out; | |
2715 | ||
2716 | if (outbuf->status & MLX4_ACCESS_REG_STATUS_MASK) { | |
2717 | err = outbuf->status & MLX4_ACCESS_REG_STATUS_MASK; | |
2718 | mlx4_err(dev, | |
2719 | "MLX4_CMD_ACCESS_REG(%x) returned REG status (%x)\n", | |
2720 | reg_id, err); | |
2721 | goto out; | |
2722 | } | |
2723 | ||
2724 | memcpy(reg_data, outbuf->reg_data, reg_len); | |
2725 | out: | |
2726 | mlx4_free_cmd_mailbox(dev, inbox); | |
2727 | mlx4_free_cmd_mailbox(dev, outbox); | |
2728 | return err; | |
2729 | } | |
2730 | ||
2731 | /* ConnectX registers IDs */ | |
2732 | enum mlx4_reg_id { | |
2733 | MLX4_REG_ID_PTYS = 0x5004, | |
2734 | }; | |
2735 | ||
2736 | /** | |
2737 | * mlx4_ACCESS_PTYS_REG - Access PTYs (Port Type and Speed) | |
2738 | * register | |
2739 | * @dev: mlx4_dev. | |
2740 | * @method: Access method Read/Write. | |
2741 | * @ptys_reg: PTYS register data pointer. | |
2742 | * | |
2743 | * Access ConnectX PTYS register, to Read/Write Port Type/Speed | |
2744 | * configuration | |
2745 | * Returns 0 on success or a negative error code. | |
2746 | */ | |
2747 | int mlx4_ACCESS_PTYS_REG(struct mlx4_dev *dev, | |
2748 | enum mlx4_access_reg_method method, | |
2749 | struct mlx4_ptys_reg *ptys_reg) | |
2750 | { | |
2751 | return mlx4_ACCESS_REG(dev, MLX4_REG_ID_PTYS, | |
2752 | method, sizeof(*ptys_reg), ptys_reg); | |
2753 | } | |
2754 | EXPORT_SYMBOL_GPL(mlx4_ACCESS_PTYS_REG); | |
6e806699 SM |
2755 | |
2756 | int mlx4_ACCESS_REG_wrapper(struct mlx4_dev *dev, int slave, | |
2757 | struct mlx4_vhcr *vhcr, | |
2758 | struct mlx4_cmd_mailbox *inbox, | |
2759 | struct mlx4_cmd_mailbox *outbox, | |
2760 | struct mlx4_cmd_info *cmd) | |
2761 | { | |
2762 | struct mlx4_access_reg *inbuf = inbox->buf; | |
2763 | u8 method = inbuf->method & MLX4_ACCESS_REG_METHOD_MASK; | |
2764 | u16 reg_id = be16_to_cpu(inbuf->reg_id); | |
2765 | ||
2766 | if (slave != mlx4_master_func_num(dev) && | |
2767 | method == MLX4_ACCESS_REG_WRITE) | |
2768 | return -EPERM; | |
2769 | ||
2770 | if (reg_id == MLX4_REG_ID_PTYS) { | |
2771 | struct mlx4_ptys_reg *ptys_reg = | |
2772 | (struct mlx4_ptys_reg *)inbuf->reg_data; | |
2773 | ||
2774 | ptys_reg->local_port = | |
2775 | mlx4_slave_convert_port(dev, slave, | |
2776 | ptys_reg->local_port); | |
2777 | } | |
2778 | ||
2779 | return mlx4_cmd_box(dev, inbox->dma, outbox->dma, vhcr->in_modifier, | |
2780 | 0, MLX4_CMD_ACCESS_REG, MLX4_CMD_TIME_CLASS_C, | |
2781 | MLX4_CMD_NATIVE); | |
2782 | } | |
77fc29c4 HHZ |
2783 | |
2784 | static int mlx4_SET_PORT_phv_bit(struct mlx4_dev *dev, u8 port, u8 phv_bit) | |
2785 | { | |
2786 | #define SET_PORT_GEN_PHV_VALID 0x10 | |
2787 | #define SET_PORT_GEN_PHV_EN 0x80 | |
2788 | ||
2789 | struct mlx4_cmd_mailbox *mailbox; | |
2790 | struct mlx4_set_port_general_context *context; | |
2791 | u32 in_mod; | |
2792 | int err; | |
2793 | ||
2794 | mailbox = mlx4_alloc_cmd_mailbox(dev); | |
2795 | if (IS_ERR(mailbox)) | |
2796 | return PTR_ERR(mailbox); | |
2797 | context = mailbox->buf; | |
2798 | ||
2799 | context->v_ignore_fcs |= SET_PORT_GEN_PHV_VALID; | |
2800 | if (phv_bit) | |
2801 | context->phv_en |= SET_PORT_GEN_PHV_EN; | |
2802 | ||
2803 | in_mod = MLX4_SET_PORT_GENERAL << 8 | port; | |
2804 | err = mlx4_cmd(dev, mailbox->dma, in_mod, MLX4_SET_PORT_ETH_OPCODE, | |
2805 | MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B, | |
2806 | MLX4_CMD_NATIVE); | |
2807 | ||
2808 | mlx4_free_cmd_mailbox(dev, mailbox); | |
2809 | return err; | |
2810 | } | |
2811 | ||
2812 | int get_phv_bit(struct mlx4_dev *dev, u8 port, int *phv) | |
2813 | { | |
2814 | int err; | |
2815 | struct mlx4_func_cap func_cap; | |
2816 | ||
2817 | memset(&func_cap, 0, sizeof(func_cap)); | |
35e455f4 | 2818 | err = mlx4_QUERY_FUNC_CAP(dev, port, &func_cap); |
77fc29c4 HHZ |
2819 | if (!err) |
2820 | *phv = func_cap.flags & QUERY_FUNC_CAP_PHV_BIT; | |
2821 | return err; | |
2822 | } | |
2823 | EXPORT_SYMBOL(get_phv_bit); | |
2824 | ||
2825 | int set_phv_bit(struct mlx4_dev *dev, u8 port, int new_val) | |
2826 | { | |
2827 | int ret; | |
2828 | ||
2829 | if (mlx4_is_slave(dev)) | |
2830 | return -EPERM; | |
2831 | ||
2832 | if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_PHV_EN && | |
2833 | !(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_SKIP_OUTER_VLAN)) { | |
2834 | ret = mlx4_SET_PORT_phv_bit(dev, port, new_val); | |
2835 | if (!ret) | |
2836 | dev->caps.phv_bit[port] = new_val; | |
2837 | return ret; | |
2838 | } | |
2839 | ||
2840 | return -EOPNOTSUPP; | |
2841 | } | |
2842 | EXPORT_SYMBOL(set_phv_bit); | |
2b3ddf27 JM |
2843 | |
2844 | void mlx4_replace_zero_macs(struct mlx4_dev *dev) | |
2845 | { | |
2846 | int i; | |
2847 | u8 mac_addr[ETH_ALEN]; | |
2848 | ||
2849 | dev->port_random_macs = 0; | |
2850 | for (i = 1; i <= dev->caps.num_ports; ++i) | |
2851 | if (!dev->caps.def_mac[i] && | |
2852 | dev->caps.port_type[i] == MLX4_PORT_TYPE_ETH) { | |
2853 | eth_random_addr(mac_addr); | |
2854 | dev->port_random_macs |= 1 << i; | |
2855 | dev->caps.def_mac[i] = mlx4_mac_to_u64(mac_addr); | |
2856 | } | |
2857 | } | |
2858 | EXPORT_SYMBOL_GPL(mlx4_replace_zero_macs); |