Yuval Mintz | 4ad79e1 | 2015-07-22 09:16:23 +0300 | [diff] [blame] | 1 | /* bnx2x_sriov.c: QLogic Everest network driver. |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 2 | * |
Yuval Mintz | 247fa82 | 2013-01-14 05:11:50 +0000 | [diff] [blame] | 3 | * Copyright 2009-2013 Broadcom Corporation |
Yuval Mintz | 4ad79e1 | 2015-07-22 09:16:23 +0300 | [diff] [blame] | 4 | * Copyright 2014 QLogic Corporation |
| 5 | * All rights reserved |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 6 | * |
Yuval Mintz | 4ad79e1 | 2015-07-22 09:16:23 +0300 | [diff] [blame] | 7 | * Unless you and QLogic execute a separate written software license |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 8 | * agreement governing use of this software, this software is licensed to you |
| 9 | * under the terms of the GNU General Public License version 2, available |
| 10 | * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL"). |
| 11 | * |
| 12 | * Notwithstanding the above, under no circumstances may you combine this |
Yuval Mintz | 4ad79e1 | 2015-07-22 09:16:23 +0300 | [diff] [blame] | 13 | * software in any way with any other QLogic software provided under a |
| 14 | * license other than the GPL, without QLogic's express prior written |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 15 | * consent. |
| 16 | * |
Ariel Elior | 08f6dd8 | 2014-05-27 13:11:36 +0300 | [diff] [blame] | 17 | * Maintained by: Ariel Elior <ariel.elior@qlogic.com> |
| 18 | * Written by: Shmulik Ravid |
| 19 | * Ariel Elior <ariel.elior@qlogic.com> |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 20 | * |
| 21 | */ |
| 22 | #include "bnx2x.h" |
| 23 | #include "bnx2x_init.h" |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 24 | #include "bnx2x_cmn.h" |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 25 | #include "bnx2x_sp.h" |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 26 | #include <linux/crc32.h> |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 27 | #include <linux/if_vlan.h> |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 28 | |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 29 | static int bnx2x_vf_op_prep(struct bnx2x *bp, int vfidx, |
| 30 | struct bnx2x_virtf **vf, |
| 31 | struct pf_vf_bulletin_content **bulletin, |
| 32 | bool test_queue); |
| 33 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 34 | /* General service functions */ |
| 35 | static void storm_memset_vf_to_pf(struct bnx2x *bp, u16 abs_fid, |
| 36 | u16 pf_id) |
| 37 | { |
| 38 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_VF_TO_PF_OFFSET(abs_fid), |
| 39 | pf_id); |
| 40 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_VF_TO_PF_OFFSET(abs_fid), |
| 41 | pf_id); |
| 42 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_VF_TO_PF_OFFSET(abs_fid), |
| 43 | pf_id); |
| 44 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_VF_TO_PF_OFFSET(abs_fid), |
| 45 | pf_id); |
| 46 | } |
| 47 | |
| 48 | static void storm_memset_func_en(struct bnx2x *bp, u16 abs_fid, |
| 49 | u8 enable) |
| 50 | { |
| 51 | REG_WR8(bp, BAR_XSTRORM_INTMEM + XSTORM_FUNC_EN_OFFSET(abs_fid), |
| 52 | enable); |
| 53 | REG_WR8(bp, BAR_CSTRORM_INTMEM + CSTORM_FUNC_EN_OFFSET(abs_fid), |
| 54 | enable); |
| 55 | REG_WR8(bp, BAR_TSTRORM_INTMEM + TSTORM_FUNC_EN_OFFSET(abs_fid), |
| 56 | enable); |
| 57 | REG_WR8(bp, BAR_USTRORM_INTMEM + USTORM_FUNC_EN_OFFSET(abs_fid), |
| 58 | enable); |
| 59 | } |
| 60 | |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 61 | int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid) |
| 62 | { |
| 63 | int idx; |
| 64 | |
| 65 | for_each_vf(bp, idx) |
| 66 | if (bnx2x_vf(bp, idx, abs_vfid) == abs_vfid) |
| 67 | break; |
| 68 | return idx; |
| 69 | } |
| 70 | |
| 71 | static |
| 72 | struct bnx2x_virtf *bnx2x_vf_by_abs_fid(struct bnx2x *bp, u16 abs_vfid) |
| 73 | { |
| 74 | u16 idx = (u16)bnx2x_vf_idx_by_abs_fid(bp, abs_vfid); |
| 75 | return (idx < BNX2X_NR_VIRTFN(bp)) ? BP_VF(bp, idx) : NULL; |
| 76 | } |
| 77 | |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 78 | static void bnx2x_vf_igu_ack_sb(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 79 | u8 igu_sb_id, u8 segment, u16 index, u8 op, |
| 80 | u8 update) |
| 81 | { |
| 82 | /* acking a VF sb through the PF - use the GRC */ |
| 83 | u32 ctl; |
| 84 | u32 igu_addr_data = IGU_REG_COMMAND_REG_32LSB_DATA; |
| 85 | u32 igu_addr_ctl = IGU_REG_COMMAND_REG_CTRL; |
| 86 | u32 func_encode = vf->abs_vfid; |
| 87 | u32 addr_encode = IGU_CMD_E2_PROD_UPD_BASE + igu_sb_id; |
| 88 | struct igu_regular cmd_data = {0}; |
| 89 | |
| 90 | cmd_data.sb_id_and_flags = |
| 91 | ((index << IGU_REGULAR_SB_INDEX_SHIFT) | |
| 92 | (segment << IGU_REGULAR_SEGMENT_ACCESS_SHIFT) | |
| 93 | (update << IGU_REGULAR_BUPDATE_SHIFT) | |
| 94 | (op << IGU_REGULAR_ENABLE_INT_SHIFT)); |
| 95 | |
| 96 | ctl = addr_encode << IGU_CTRL_REG_ADDRESS_SHIFT | |
| 97 | func_encode << IGU_CTRL_REG_FID_SHIFT | |
| 98 | IGU_CTRL_CMD_TYPE_WR << IGU_CTRL_REG_TYPE_SHIFT; |
| 99 | |
| 100 | DP(NETIF_MSG_HW, "write 0x%08x to IGU(via GRC) addr 0x%x\n", |
| 101 | cmd_data.sb_id_and_flags, igu_addr_data); |
| 102 | REG_WR(bp, igu_addr_data, cmd_data.sb_id_and_flags); |
| 103 | mmiowb(); |
| 104 | barrier(); |
| 105 | |
| 106 | DP(NETIF_MSG_HW, "write 0x%08x to IGU(via GRC) addr 0x%x\n", |
| 107 | ctl, igu_addr_ctl); |
| 108 | REG_WR(bp, igu_addr_ctl, ctl); |
| 109 | mmiowb(); |
| 110 | barrier(); |
| 111 | } |
Yuval Mintz | 3a3534e | 2014-02-12 18:19:54 +0200 | [diff] [blame] | 112 | |
| 113 | static bool bnx2x_validate_vf_sp_objs(struct bnx2x *bp, |
| 114 | struct bnx2x_virtf *vf, |
| 115 | bool print_err) |
| 116 | { |
| 117 | if (!bnx2x_leading_vfq(vf, sp_initialized)) { |
| 118 | if (print_err) |
| 119 | BNX2X_ERR("Slowpath objects not yet initialized!\n"); |
| 120 | else |
| 121 | DP(BNX2X_MSG_IOV, "Slowpath objects not yet initialized!\n"); |
| 122 | return false; |
| 123 | } |
| 124 | return true; |
| 125 | } |
| 126 | |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 127 | /* VFOP operations states */ |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 128 | void bnx2x_vfop_qctor_dump_tx(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 129 | struct bnx2x_queue_init_params *init_params, |
| 130 | struct bnx2x_queue_setup_params *setup_params, |
| 131 | u16 q_idx, u16 sb_idx) |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 132 | { |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 133 | DP(BNX2X_MSG_IOV, |
| 134 | "VF[%d] Q_SETUP: txq[%d]-- vfsb=%d, sb-index=%d, hc-rate=%d, flags=0x%lx, traffic-type=%d", |
| 135 | vf->abs_vfid, |
| 136 | q_idx, |
| 137 | sb_idx, |
| 138 | init_params->tx.sb_cq_index, |
| 139 | init_params->tx.hc_rate, |
| 140 | setup_params->flags, |
| 141 | setup_params->txq_params.traffic_type); |
| 142 | } |
| 143 | |
| 144 | void bnx2x_vfop_qctor_dump_rx(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 145 | struct bnx2x_queue_init_params *init_params, |
| 146 | struct bnx2x_queue_setup_params *setup_params, |
| 147 | u16 q_idx, u16 sb_idx) |
| 148 | { |
| 149 | struct bnx2x_rxq_setup_params *rxq_params = &setup_params->rxq_params; |
| 150 | |
| 151 | DP(BNX2X_MSG_IOV, "VF[%d] Q_SETUP: rxq[%d]-- vfsb=%d, sb-index=%d, hc-rate=%d, mtu=%d, buf-size=%d\n" |
| 152 | "sge-size=%d, max_sge_pkt=%d, tpa-agg-size=%d, flags=0x%lx, drop-flags=0x%x, cache-log=%d\n", |
| 153 | vf->abs_vfid, |
| 154 | q_idx, |
| 155 | sb_idx, |
| 156 | init_params->rx.sb_cq_index, |
| 157 | init_params->rx.hc_rate, |
| 158 | setup_params->gen_params.mtu, |
| 159 | rxq_params->buf_sz, |
| 160 | rxq_params->sge_buf_sz, |
| 161 | rxq_params->max_sges_pkt, |
| 162 | rxq_params->tpa_agg_sz, |
| 163 | setup_params->flags, |
| 164 | rxq_params->drop_flags, |
| 165 | rxq_params->cache_line_log); |
| 166 | } |
| 167 | |
| 168 | void bnx2x_vfop_qctor_prep(struct bnx2x *bp, |
| 169 | struct bnx2x_virtf *vf, |
| 170 | struct bnx2x_vf_queue *q, |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 171 | struct bnx2x_vf_queue_construct_params *p, |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 172 | unsigned long q_type) |
| 173 | { |
| 174 | struct bnx2x_queue_init_params *init_p = &p->qstate.params.init; |
| 175 | struct bnx2x_queue_setup_params *setup_p = &p->prep_qsetup; |
| 176 | |
| 177 | /* INIT */ |
| 178 | |
| 179 | /* Enable host coalescing in the transition to INIT state */ |
| 180 | if (test_bit(BNX2X_Q_FLG_HC, &init_p->rx.flags)) |
| 181 | __set_bit(BNX2X_Q_FLG_HC_EN, &init_p->rx.flags); |
| 182 | |
| 183 | if (test_bit(BNX2X_Q_FLG_HC, &init_p->tx.flags)) |
| 184 | __set_bit(BNX2X_Q_FLG_HC_EN, &init_p->tx.flags); |
| 185 | |
| 186 | /* FW SB ID */ |
| 187 | init_p->rx.fw_sb_id = vf_igu_sb(vf, q->sb_idx); |
| 188 | init_p->tx.fw_sb_id = vf_igu_sb(vf, q->sb_idx); |
| 189 | |
| 190 | /* context */ |
| 191 | init_p->cxts[0] = q->cxt; |
| 192 | |
| 193 | /* SETUP */ |
| 194 | |
| 195 | /* Setup-op general parameters */ |
| 196 | setup_p->gen_params.spcl_id = vf->sp_cl_id; |
| 197 | setup_p->gen_params.stat_id = vfq_stat_id(vf, q); |
Yuval Mintz | 02dc402 | 2014-12-04 12:52:06 +0200 | [diff] [blame] | 198 | setup_p->gen_params.fp_hsi = vf->fp_hsi; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 199 | |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 200 | /* Setup-op flags: |
| 201 | * collect statistics, zero statistics, local-switching, security, |
| 202 | * OV for Flex10, RSS and MCAST for leading |
| 203 | */ |
| 204 | if (test_bit(BNX2X_Q_FLG_STATS, &setup_p->flags)) |
| 205 | __set_bit(BNX2X_Q_FLG_ZERO_STATS, &setup_p->flags); |
| 206 | |
| 207 | /* for VFs, enable tx switching, bd coherency, and mac address |
| 208 | * anti-spoofing |
| 209 | */ |
| 210 | __set_bit(BNX2X_Q_FLG_TX_SWITCH, &setup_p->flags); |
| 211 | __set_bit(BNX2X_Q_FLG_TX_SEC, &setup_p->flags); |
| 212 | __set_bit(BNX2X_Q_FLG_ANTI_SPOOF, &setup_p->flags); |
| 213 | |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 214 | /* Setup-op rx parameters */ |
| 215 | if (test_bit(BNX2X_Q_TYPE_HAS_RX, &q_type)) { |
| 216 | struct bnx2x_rxq_setup_params *rxq_p = &setup_p->rxq_params; |
| 217 | |
| 218 | rxq_p->cl_qzone_id = vfq_qzone_id(vf, q); |
| 219 | rxq_p->fw_sb_id = vf_igu_sb(vf, q->sb_idx); |
| 220 | rxq_p->rss_engine_id = FW_VF_HANDLE(vf->abs_vfid); |
| 221 | |
| 222 | if (test_bit(BNX2X_Q_FLG_TPA, &setup_p->flags)) |
| 223 | rxq_p->max_tpa_queues = BNX2X_VF_MAX_TPA_AGG_QUEUES; |
| 224 | } |
| 225 | |
| 226 | /* Setup-op tx parameters */ |
| 227 | if (test_bit(BNX2X_Q_TYPE_HAS_TX, &q_type)) { |
| 228 | setup_p->txq_params.tss_leading_cl_id = vf->leading_rss; |
| 229 | setup_p->txq_params.fw_sb_id = vf_igu_sb(vf, q->sb_idx); |
| 230 | } |
| 231 | } |
| 232 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 233 | static int bnx2x_vf_queue_create(struct bnx2x *bp, |
| 234 | struct bnx2x_virtf *vf, int qid, |
| 235 | struct bnx2x_vf_queue_construct_params *qctor) |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 236 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 237 | struct bnx2x_queue_state_params *q_params; |
| 238 | int rc = 0; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 239 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 240 | DP(BNX2X_MSG_IOV, "vf[%d:%d]\n", vf->abs_vfid, qid); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 241 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 242 | /* Prepare ramrod information */ |
| 243 | q_params = &qctor->qstate; |
| 244 | q_params->q_obj = &bnx2x_vfq(vf, qid, sp_obj); |
| 245 | set_bit(RAMROD_COMP_WAIT, &q_params->ramrod_flags); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 246 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 247 | if (bnx2x_get_q_logical_state(bp, q_params->q_obj) == |
| 248 | BNX2X_Q_LOGICAL_STATE_ACTIVE) { |
| 249 | DP(BNX2X_MSG_IOV, "queue was already up. Aborting gracefully\n"); |
| 250 | goto out; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 251 | } |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 252 | |
| 253 | /* Run Queue 'construction' ramrods */ |
| 254 | q_params->cmd = BNX2X_Q_CMD_INIT; |
| 255 | rc = bnx2x_queue_state_change(bp, q_params); |
| 256 | if (rc) |
| 257 | goto out; |
| 258 | |
| 259 | memcpy(&q_params->params.setup, &qctor->prep_qsetup, |
| 260 | sizeof(struct bnx2x_queue_setup_params)); |
| 261 | q_params->cmd = BNX2X_Q_CMD_SETUP; |
| 262 | rc = bnx2x_queue_state_change(bp, q_params); |
| 263 | if (rc) |
| 264 | goto out; |
| 265 | |
| 266 | /* enable interrupts */ |
| 267 | bnx2x_vf_igu_ack_sb(bp, vf, vf_igu_sb(vf, bnx2x_vfq(vf, qid, sb_idx)), |
| 268 | USTORM_ID, 0, IGU_INT_ENABLE, 0); |
| 269 | out: |
| 270 | return rc; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 271 | } |
| 272 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 273 | static int bnx2x_vf_queue_destroy(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 274 | int qid) |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 275 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 276 | enum bnx2x_queue_cmd cmds[] = {BNX2X_Q_CMD_HALT, |
| 277 | BNX2X_Q_CMD_TERMINATE, |
| 278 | BNX2X_Q_CMD_CFC_DEL}; |
| 279 | struct bnx2x_queue_state_params q_params; |
| 280 | int rc, i; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 281 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 282 | DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 283 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 284 | /* Prepare ramrod information */ |
| 285 | memset(&q_params, 0, sizeof(struct bnx2x_queue_state_params)); |
| 286 | q_params.q_obj = &bnx2x_vfq(vf, qid, sp_obj); |
| 287 | set_bit(RAMROD_COMP_WAIT, &q_params.ramrod_flags); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 288 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 289 | if (bnx2x_get_q_logical_state(bp, q_params.q_obj) == |
| 290 | BNX2X_Q_LOGICAL_STATE_STOPPED) { |
| 291 | DP(BNX2X_MSG_IOV, "queue was already stopped. Aborting gracefully\n"); |
| 292 | goto out; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 293 | } |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 294 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 295 | /* Run Queue 'destruction' ramrods */ |
| 296 | for (i = 0; i < ARRAY_SIZE(cmds); i++) { |
| 297 | q_params.cmd = cmds[i]; |
| 298 | rc = bnx2x_queue_state_change(bp, &q_params); |
| 299 | if (rc) { |
| 300 | BNX2X_ERR("Failed to run Queue command %d\n", cmds[i]); |
| 301 | return rc; |
Ariel Elior | 463a68a | 2013-01-01 05:22:39 +0000 | [diff] [blame] | 302 | } |
Ariel Elior | 463a68a | 2013-01-01 05:22:39 +0000 | [diff] [blame] | 303 | } |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 304 | out: |
| 305 | /* Clean Context */ |
| 306 | if (bnx2x_vfq(vf, qid, cxt)) { |
| 307 | bnx2x_vfq(vf, qid, cxt)->ustorm_ag_context.cdu_usage = 0; |
| 308 | bnx2x_vfq(vf, qid, cxt)->xstorm_ag_context.cdu_reserved = 0; |
Ariel Elior | 463a68a | 2013-01-01 05:22:39 +0000 | [diff] [blame] | 309 | } |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 310 | |
| 311 | return 0; |
Ariel Elior | 463a68a | 2013-01-01 05:22:39 +0000 | [diff] [blame] | 312 | } |
| 313 | |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 314 | static void |
| 315 | bnx2x_vf_set_igu_info(struct bnx2x *bp, u8 igu_sb_id, u8 abs_vfid) |
| 316 | { |
| 317 | struct bnx2x_virtf *vf = bnx2x_vf_by_abs_fid(bp, abs_vfid); |
| 318 | if (vf) { |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 319 | /* the first igu entry belonging to VFs of this PF */ |
| 320 | if (!BP_VFDB(bp)->first_vf_igu_entry) |
| 321 | BP_VFDB(bp)->first_vf_igu_entry = igu_sb_id; |
| 322 | |
| 323 | /* the first igu entry belonging to this VF */ |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 324 | if (!vf_sb_count(vf)) |
| 325 | vf->igu_base_id = igu_sb_id; |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 326 | |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 327 | ++vf_sb_count(vf); |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 328 | ++vf->sb_count; |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 329 | } |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 330 | BP_VFDB(bp)->vf_sbs_pool++; |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 331 | } |
| 332 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 333 | static inline void bnx2x_vf_vlan_credit(struct bnx2x *bp, |
| 334 | struct bnx2x_vlan_mac_obj *obj, |
| 335 | atomic_t *counter) |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 336 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 337 | struct list_head *pos; |
| 338 | int read_lock; |
| 339 | int cnt = 0; |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 340 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 341 | read_lock = bnx2x_vlan_mac_h_read_lock(bp, obj); |
| 342 | if (read_lock) |
| 343 | DP(BNX2X_MSG_SP, "Failed to take vlan mac read head; continuing anyway\n"); |
Yuval Mintz | 8b09be5 | 2013-08-01 17:30:59 +0300 | [diff] [blame] | 344 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 345 | list_for_each(pos, &obj->head) |
| 346 | cnt++; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 347 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 348 | if (!read_lock) |
| 349 | bnx2x_vlan_mac_h_read_unlock(bp, obj); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 350 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 351 | atomic_set(counter, cnt); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 352 | } |
| 353 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 354 | static int bnx2x_vf_vlan_mac_clear(struct bnx2x *bp, struct bnx2x_virtf *vf, |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 355 | int qid, bool drv_only, int type) |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 356 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 357 | struct bnx2x_vlan_mac_ramrod_params ramrod; |
| 358 | int rc; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 359 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 360 | DP(BNX2X_MSG_IOV, "vf[%d] - deleting all %s\n", vf->abs_vfid, |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 361 | (type == BNX2X_VF_FILTER_VLAN_MAC) ? "VLAN-MACs" : |
| 362 | (type == BNX2X_VF_FILTER_MAC) ? "MACs" : "VLANs"); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 363 | |
| 364 | /* Prepare ramrod params */ |
| 365 | memset(&ramrod, 0, sizeof(struct bnx2x_vlan_mac_ramrod_params)); |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 366 | if (type == BNX2X_VF_FILTER_VLAN_MAC) { |
| 367 | set_bit(BNX2X_ETH_MAC, &ramrod.user_req.vlan_mac_flags); |
| 368 | ramrod.vlan_mac_obj = &bnx2x_vfq(vf, qid, vlan_mac_obj); |
| 369 | } else if (type == BNX2X_VF_FILTER_MAC) { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 370 | set_bit(BNX2X_ETH_MAC, &ramrod.user_req.vlan_mac_flags); |
| 371 | ramrod.vlan_mac_obj = &bnx2x_vfq(vf, qid, mac_obj); |
| 372 | } else { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 373 | ramrod.vlan_mac_obj = &bnx2x_vfq(vf, qid, vlan_obj); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 374 | } |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 375 | ramrod.user_req.cmd = BNX2X_VLAN_MAC_DEL; |
| 376 | |
| 377 | set_bit(RAMROD_EXEC, &ramrod.ramrod_flags); |
| 378 | if (drv_only) |
| 379 | set_bit(RAMROD_DRV_CLR_ONLY, &ramrod.ramrod_flags); |
| 380 | else |
| 381 | set_bit(RAMROD_COMP_WAIT, &ramrod.ramrod_flags); |
| 382 | |
| 383 | /* Start deleting */ |
| 384 | rc = ramrod.vlan_mac_obj->delete_all(bp, |
| 385 | ramrod.vlan_mac_obj, |
| 386 | &ramrod.user_req.vlan_mac_flags, |
| 387 | &ramrod.ramrod_flags); |
| 388 | if (rc) { |
| 389 | BNX2X_ERR("Failed to delete all %s\n", |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 390 | (type == BNX2X_VF_FILTER_VLAN_MAC) ? "VLAN-MACs" : |
| 391 | (type == BNX2X_VF_FILTER_MAC) ? "MACs" : "VLANs"); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 392 | return rc; |
| 393 | } |
| 394 | |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 395 | return 0; |
| 396 | } |
| 397 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 398 | static int bnx2x_vf_mac_vlan_config(struct bnx2x *bp, |
| 399 | struct bnx2x_virtf *vf, int qid, |
| 400 | struct bnx2x_vf_mac_vlan_filter *filter, |
| 401 | bool drv_only) |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 402 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 403 | struct bnx2x_vlan_mac_ramrod_params ramrod; |
| 404 | int rc; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 405 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 406 | DP(BNX2X_MSG_IOV, "vf[%d] - %s a %s filter\n", |
| 407 | vf->abs_vfid, filter->add ? "Adding" : "Deleting", |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 408 | (filter->type == BNX2X_VF_FILTER_VLAN_MAC) ? "VLAN-MAC" : |
| 409 | (filter->type == BNX2X_VF_FILTER_MAC) ? "MAC" : "VLAN"); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 410 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 411 | /* Prepare ramrod params */ |
| 412 | memset(&ramrod, 0, sizeof(struct bnx2x_vlan_mac_ramrod_params)); |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 413 | if (filter->type == BNX2X_VF_FILTER_VLAN_MAC) { |
| 414 | ramrod.vlan_mac_obj = &bnx2x_vfq(vf, qid, vlan_mac_obj); |
| 415 | ramrod.user_req.u.vlan.vlan = filter->vid; |
| 416 | memcpy(&ramrod.user_req.u.mac.mac, filter->mac, ETH_ALEN); |
| 417 | set_bit(BNX2X_ETH_MAC, &ramrod.user_req.vlan_mac_flags); |
| 418 | } else if (filter->type == BNX2X_VF_FILTER_VLAN) { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 419 | ramrod.vlan_mac_obj = &bnx2x_vfq(vf, qid, vlan_obj); |
| 420 | ramrod.user_req.u.vlan.vlan = filter->vid; |
| 421 | } else { |
| 422 | set_bit(BNX2X_ETH_MAC, &ramrod.user_req.vlan_mac_flags); |
| 423 | ramrod.vlan_mac_obj = &bnx2x_vfq(vf, qid, mac_obj); |
| 424 | memcpy(&ramrod.user_req.u.mac.mac, filter->mac, ETH_ALEN); |
| 425 | } |
| 426 | ramrod.user_req.cmd = filter->add ? BNX2X_VLAN_MAC_ADD : |
| 427 | BNX2X_VLAN_MAC_DEL; |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 428 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 429 | set_bit(RAMROD_EXEC, &ramrod.ramrod_flags); |
| 430 | if (drv_only) |
| 431 | set_bit(RAMROD_DRV_CLR_ONLY, &ramrod.ramrod_flags); |
| 432 | else |
| 433 | set_bit(RAMROD_COMP_WAIT, &ramrod.ramrod_flags); |
| 434 | |
| 435 | /* Add/Remove the filter */ |
| 436 | rc = bnx2x_config_vlan_mac(bp, &ramrod); |
| 437 | if (rc && rc != -EEXIST) { |
| 438 | BNX2X_ERR("Failed to %s %s\n", |
| 439 | filter->add ? "add" : "delete", |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 440 | (filter->type == BNX2X_VF_FILTER_VLAN_MAC) ? |
| 441 | "VLAN-MAC" : |
| 442 | (filter->type == BNX2X_VF_FILTER_MAC) ? |
| 443 | "MAC" : "VLAN"); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 444 | return rc; |
| 445 | } |
| 446 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 447 | return 0; |
| 448 | } |
| 449 | |
| 450 | int bnx2x_vf_mac_vlan_config_list(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 451 | struct bnx2x_vf_mac_vlan_filters *filters, |
| 452 | int qid, bool drv_only) |
| 453 | { |
| 454 | int rc = 0, i; |
| 455 | |
| 456 | DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); |
| 457 | |
| 458 | if (!bnx2x_validate_vf_sp_objs(bp, vf, true)) |
| 459 | return -EINVAL; |
| 460 | |
| 461 | /* Prepare ramrod params */ |
| 462 | for (i = 0; i < filters->count; i++) { |
| 463 | rc = bnx2x_vf_mac_vlan_config(bp, vf, qid, |
| 464 | &filters->filters[i], drv_only); |
| 465 | if (rc) |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 466 | break; |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 467 | } |
| 468 | |
| 469 | /* Rollback if needed */ |
| 470 | if (i != filters->count) { |
| 471 | BNX2X_ERR("Managed only %d/%d filters - rolling back\n", |
| 472 | i, filters->count + 1); |
| 473 | while (--i >= 0) { |
| 474 | filters->filters[i].add = !filters->filters[i].add; |
| 475 | bnx2x_vf_mac_vlan_config(bp, vf, qid, |
| 476 | &filters->filters[i], |
| 477 | drv_only); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 478 | } |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 479 | } |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 480 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 481 | /* It's our responsibility to free the filters */ |
| 482 | kfree(filters); |
| 483 | |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 484 | return rc; |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 485 | } |
| 486 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 487 | int bnx2x_vf_queue_setup(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid, |
| 488 | struct bnx2x_vf_queue_construct_params *qctor) |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 489 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 490 | int rc; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 491 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 492 | DP(BNX2X_MSG_IOV, "vf[%d:%d]\n", vf->abs_vfid, qid); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 493 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 494 | rc = bnx2x_vf_queue_create(bp, vf, qid, qctor); |
| 495 | if (rc) |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 496 | goto op_err; |
| 497 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 498 | /* Schedule the configuration of any pending vlan filters */ |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 499 | bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_HYPERVISOR_VLAN, |
| 500 | BNX2X_MSG_IOV); |
| 501 | return 0; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 502 | op_err: |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 503 | BNX2X_ERR("QSETUP[%d:%d] error: rc %d\n", vf->abs_vfid, qid, rc); |
| 504 | return rc; |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 505 | } |
| 506 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 507 | static int bnx2x_vf_queue_flr(struct bnx2x *bp, struct bnx2x_virtf *vf, |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 508 | int qid) |
| 509 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 510 | int rc; |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 511 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 512 | DP(BNX2X_MSG_IOV, "vf[%d:%d]\n", vf->abs_vfid, qid); |
| 513 | |
| 514 | /* If needed, clean the filtering data base */ |
| 515 | if ((qid == LEADING_IDX) && |
| 516 | bnx2x_validate_vf_sp_objs(bp, vf, false)) { |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 517 | rc = bnx2x_vf_vlan_mac_clear(bp, vf, qid, true, |
| 518 | BNX2X_VF_FILTER_VLAN_MAC); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 519 | if (rc) |
| 520 | goto op_err; |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 521 | rc = bnx2x_vf_vlan_mac_clear(bp, vf, qid, true, |
| 522 | BNX2X_VF_FILTER_VLAN); |
| 523 | if (rc) |
| 524 | goto op_err; |
| 525 | rc = bnx2x_vf_vlan_mac_clear(bp, vf, qid, true, |
| 526 | BNX2X_VF_FILTER_MAC); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 527 | if (rc) |
| 528 | goto op_err; |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 529 | } |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 530 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 531 | /* Terminate queue */ |
| 532 | if (bnx2x_vfq(vf, qid, sp_obj).state != BNX2X_Q_STATE_RESET) { |
| 533 | struct bnx2x_queue_state_params qstate; |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 534 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 535 | memset(&qstate, 0, sizeof(struct bnx2x_queue_state_params)); |
| 536 | qstate.q_obj = &bnx2x_vfq(vf, qid, sp_obj); |
| 537 | qstate.q_obj->state = BNX2X_Q_STATE_STOPPED; |
| 538 | qstate.cmd = BNX2X_Q_CMD_TERMINATE; |
| 539 | set_bit(RAMROD_COMP_WAIT, &qstate.ramrod_flags); |
| 540 | rc = bnx2x_queue_state_change(bp, &qstate); |
| 541 | if (rc) |
| 542 | goto op_err; |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 543 | } |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 544 | |
| 545 | return 0; |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 546 | op_err: |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 547 | BNX2X_ERR("vf[%d:%d] error: rc %d\n", vf->abs_vfid, qid, rc); |
| 548 | return rc; |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 549 | } |
| 550 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 551 | int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 552 | bnx2x_mac_addr_t *mcasts, int mc_num, bool drv_only) |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 553 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 554 | struct bnx2x_mcast_list_elem *mc = NULL; |
| 555 | struct bnx2x_mcast_ramrod_params mcast; |
| 556 | int rc, i; |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 557 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 558 | DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 559 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 560 | /* Prepare Multicast command */ |
| 561 | memset(&mcast, 0, sizeof(struct bnx2x_mcast_ramrod_params)); |
| 562 | mcast.mcast_obj = &vf->mcast_obj; |
| 563 | if (drv_only) |
| 564 | set_bit(RAMROD_DRV_CLR_ONLY, &mcast.ramrod_flags); |
| 565 | else |
| 566 | set_bit(RAMROD_COMP_WAIT, &mcast.ramrod_flags); |
| 567 | if (mc_num) { |
| 568 | mc = kzalloc(mc_num * sizeof(struct bnx2x_mcast_list_elem), |
| 569 | GFP_KERNEL); |
| 570 | if (!mc) { |
Masanari Iida | d939be3 | 2015-02-27 23:52:31 +0900 | [diff] [blame] | 571 | BNX2X_ERR("Cannot Configure multicasts due to lack of memory\n"); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 572 | return -ENOMEM; |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 573 | } |
| 574 | } |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 575 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 576 | /* clear existing mcasts */ |
| 577 | mcast.mcast_list_len = vf->mcast_list_len; |
| 578 | vf->mcast_list_len = mc_num; |
| 579 | rc = bnx2x_config_mcast(bp, &mcast, BNX2X_MCAST_CMD_DEL); |
| 580 | if (rc) { |
| 581 | BNX2X_ERR("Failed to remove multicasts\n"); |
Fabian Frederick | 88729dd | 2014-06-17 21:32:53 +0200 | [diff] [blame] | 582 | kfree(mc); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 583 | return rc; |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 584 | } |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 585 | |
| 586 | /* update mcast list on the ramrod params */ |
| 587 | if (mc_num) { |
| 588 | INIT_LIST_HEAD(&mcast.mcast_list); |
| 589 | for (i = 0; i < mc_num; i++) { |
| 590 | mc[i].mac = mcasts[i]; |
| 591 | list_add_tail(&mc[i].link, |
| 592 | &mcast.mcast_list); |
| 593 | } |
| 594 | |
| 595 | /* add new mcasts */ |
Narender Kumar | ab15f86 | 2014-04-24 19:29:54 +0300 | [diff] [blame] | 596 | mcast.mcast_list_len = mc_num; |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 597 | rc = bnx2x_config_mcast(bp, &mcast, BNX2X_MCAST_CMD_ADD); |
| 598 | if (rc) |
| 599 | BNX2X_ERR("Faled to add multicasts\n"); |
| 600 | kfree(mc); |
| 601 | } |
| 602 | |
| 603 | return rc; |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 604 | } |
| 605 | |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 606 | static void bnx2x_vf_prep_rx_mode(struct bnx2x *bp, u8 qid, |
| 607 | struct bnx2x_rx_mode_ramrod_params *ramrod, |
| 608 | struct bnx2x_virtf *vf, |
| 609 | unsigned long accept_flags) |
| 610 | { |
| 611 | struct bnx2x_vf_queue *vfq = vfq_get(vf, qid); |
| 612 | |
| 613 | memset(ramrod, 0, sizeof(*ramrod)); |
| 614 | ramrod->cid = vfq->cid; |
| 615 | ramrod->cl_id = vfq_cl_id(vf, vfq); |
| 616 | ramrod->rx_mode_obj = &bp->rx_mode_obj; |
| 617 | ramrod->func_id = FW_VF_HANDLE(vf->abs_vfid); |
| 618 | ramrod->rx_accept_flags = accept_flags; |
| 619 | ramrod->tx_accept_flags = accept_flags; |
| 620 | ramrod->pstate = &vf->filter_state; |
| 621 | ramrod->state = BNX2X_FILTER_RX_MODE_PENDING; |
| 622 | |
| 623 | set_bit(BNX2X_FILTER_RX_MODE_PENDING, &vf->filter_state); |
| 624 | set_bit(RAMROD_RX, &ramrod->ramrod_flags); |
| 625 | set_bit(RAMROD_TX, &ramrod->ramrod_flags); |
| 626 | |
| 627 | ramrod->rdata = bnx2x_vf_sp(bp, vf, rx_mode_rdata.e2); |
| 628 | ramrod->rdata_mapping = bnx2x_vf_sp_map(bp, vf, rx_mode_rdata.e2); |
| 629 | } |
| 630 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 631 | int bnx2x_vf_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 632 | int qid, unsigned long accept_flags) |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 633 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 634 | struct bnx2x_rx_mode_ramrod_params ramrod; |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 635 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 636 | DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 637 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 638 | bnx2x_vf_prep_rx_mode(bp, qid, &ramrod, vf, accept_flags); |
| 639 | set_bit(RAMROD_COMP_WAIT, &ramrod.ramrod_flags); |
| 640 | vfq_get(vf, qid)->accept_flags = ramrod.rx_accept_flags; |
| 641 | return bnx2x_config_rx_mode(bp, &ramrod); |
Ariel Elior | 954ea74 | 2013-01-01 05:22:38 +0000 | [diff] [blame] | 642 | } |
| 643 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 644 | int bnx2x_vf_queue_teardown(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid) |
Ariel Elior | 463a68a | 2013-01-01 05:22:39 +0000 | [diff] [blame] | 645 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 646 | int rc; |
Ariel Elior | 463a68a | 2013-01-01 05:22:39 +0000 | [diff] [blame] | 647 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 648 | DP(BNX2X_MSG_IOV, "vf[%d:%d]\n", vf->abs_vfid, qid); |
| 649 | |
| 650 | /* Remove all classification configuration for leading queue */ |
| 651 | if (qid == LEADING_IDX) { |
| 652 | rc = bnx2x_vf_rxmode(bp, vf, qid, 0); |
| 653 | if (rc) |
| 654 | goto op_err; |
| 655 | |
| 656 | /* Remove filtering if feasible */ |
| 657 | if (bnx2x_validate_vf_sp_objs(bp, vf, true)) { |
| 658 | rc = bnx2x_vf_vlan_mac_clear(bp, vf, qid, |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 659 | false, |
| 660 | BNX2X_VF_FILTER_VLAN_MAC); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 661 | if (rc) |
| 662 | goto op_err; |
| 663 | rc = bnx2x_vf_vlan_mac_clear(bp, vf, qid, |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 664 | false, |
| 665 | BNX2X_VF_FILTER_VLAN); |
| 666 | if (rc) |
| 667 | goto op_err; |
| 668 | rc = bnx2x_vf_vlan_mac_clear(bp, vf, qid, |
| 669 | false, |
| 670 | BNX2X_VF_FILTER_MAC); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 671 | if (rc) |
| 672 | goto op_err; |
| 673 | rc = bnx2x_vf_mcast(bp, vf, NULL, 0, false); |
| 674 | if (rc) |
| 675 | goto op_err; |
| 676 | } |
| 677 | } |
| 678 | |
| 679 | /* Destroy queue */ |
| 680 | rc = bnx2x_vf_queue_destroy(bp, vf, qid); |
| 681 | if (rc) |
Ariel Elior | 463a68a | 2013-01-01 05:22:39 +0000 | [diff] [blame] | 682 | goto op_err; |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 683 | return rc; |
Ariel Elior | 463a68a | 2013-01-01 05:22:39 +0000 | [diff] [blame] | 684 | op_err: |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 685 | BNX2X_ERR("vf[%d:%d] error: rc %d\n", |
| 686 | vf->abs_vfid, qid, rc); |
| 687 | return rc; |
Ariel Elior | 463a68a | 2013-01-01 05:22:39 +0000 | [diff] [blame] | 688 | } |
| 689 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 690 | /* VF enable primitives |
| 691 | * when pretend is required the caller is responsible |
| 692 | * for calling pretend prior to calling these routines |
| 693 | */ |
| 694 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 695 | /* internal vf enable - until vf is enabled internally all transactions |
Yuval Mintz | 16a5fd9 | 2013-06-02 00:06:18 +0000 | [diff] [blame] | 696 | * are blocked. This routine should always be called last with pretend. |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 697 | */ |
| 698 | static void bnx2x_vf_enable_internal(struct bnx2x *bp, u8 enable) |
| 699 | { |
| 700 | REG_WR(bp, PGLUE_B_REG_INTERNAL_VFID_ENABLE, enable ? 1 : 0); |
| 701 | } |
| 702 | |
| 703 | /* clears vf error in all semi blocks */ |
| 704 | static void bnx2x_vf_semi_clear_err(struct bnx2x *bp, u8 abs_vfid) |
| 705 | { |
| 706 | REG_WR(bp, TSEM_REG_VFPF_ERR_NUM, abs_vfid); |
| 707 | REG_WR(bp, USEM_REG_VFPF_ERR_NUM, abs_vfid); |
| 708 | REG_WR(bp, CSEM_REG_VFPF_ERR_NUM, abs_vfid); |
| 709 | REG_WR(bp, XSEM_REG_VFPF_ERR_NUM, abs_vfid); |
| 710 | } |
| 711 | |
| 712 | static void bnx2x_vf_pglue_clear_err(struct bnx2x *bp, u8 abs_vfid) |
| 713 | { |
| 714 | u32 was_err_group = (2 * BP_PATH(bp) + abs_vfid) >> 5; |
| 715 | u32 was_err_reg = 0; |
| 716 | |
| 717 | switch (was_err_group) { |
| 718 | case 0: |
| 719 | was_err_reg = PGLUE_B_REG_WAS_ERROR_VF_31_0_CLR; |
| 720 | break; |
| 721 | case 1: |
| 722 | was_err_reg = PGLUE_B_REG_WAS_ERROR_VF_63_32_CLR; |
| 723 | break; |
| 724 | case 2: |
| 725 | was_err_reg = PGLUE_B_REG_WAS_ERROR_VF_95_64_CLR; |
| 726 | break; |
| 727 | case 3: |
| 728 | was_err_reg = PGLUE_B_REG_WAS_ERROR_VF_127_96_CLR; |
| 729 | break; |
| 730 | } |
| 731 | REG_WR(bp, was_err_reg, 1 << (abs_vfid & 0x1f)); |
| 732 | } |
| 733 | |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 734 | static void bnx2x_vf_igu_reset(struct bnx2x *bp, struct bnx2x_virtf *vf) |
| 735 | { |
| 736 | int i; |
| 737 | u32 val; |
| 738 | |
| 739 | /* Set VF masks and configuration - pretend */ |
| 740 | bnx2x_pretend_func(bp, HW_VF_HANDLE(bp, vf->abs_vfid)); |
| 741 | |
| 742 | REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_LSB, 0); |
| 743 | REG_WR(bp, IGU_REG_SB_INT_BEFORE_MASK_MSB, 0); |
| 744 | REG_WR(bp, IGU_REG_SB_MASK_LSB, 0); |
| 745 | REG_WR(bp, IGU_REG_SB_MASK_MSB, 0); |
| 746 | REG_WR(bp, IGU_REG_PBA_STATUS_LSB, 0); |
| 747 | REG_WR(bp, IGU_REG_PBA_STATUS_MSB, 0); |
| 748 | |
| 749 | val = REG_RD(bp, IGU_REG_VF_CONFIGURATION); |
| 750 | val |= (IGU_VF_CONF_FUNC_EN | IGU_VF_CONF_MSI_MSIX_EN); |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 751 | val &= ~IGU_VF_CONF_PARENT_MASK; |
Yuval Mintz | 656493d | 2014-02-05 16:07:12 +0200 | [diff] [blame] | 752 | val |= (BP_ABS_FUNC(bp) >> 1) << IGU_VF_CONF_PARENT_SHIFT; |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 753 | REG_WR(bp, IGU_REG_VF_CONFIGURATION, val); |
| 754 | |
| 755 | DP(BNX2X_MSG_IOV, |
Yuval Mintz | 656493d | 2014-02-05 16:07:12 +0200 | [diff] [blame] | 756 | "value in IGU_REG_VF_CONFIGURATION of vf %d after write is 0x%08x\n", |
| 757 | vf->abs_vfid, val); |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 758 | |
| 759 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); |
| 760 | |
| 761 | /* iterate over all queues, clear sb consumer */ |
| 762 | for (i = 0; i < vf_sb_count(vf); i++) { |
| 763 | u8 igu_sb_id = vf_igu_sb(vf, i); |
| 764 | |
| 765 | /* zero prod memory */ |
| 766 | REG_WR(bp, IGU_REG_PROD_CONS_MEMORY + igu_sb_id * 4, 0); |
| 767 | |
| 768 | /* clear sb state machine */ |
| 769 | bnx2x_igu_clear_sb_gen(bp, vf->abs_vfid, igu_sb_id, |
| 770 | false /* VF */); |
| 771 | |
| 772 | /* disable + update */ |
| 773 | bnx2x_vf_igu_ack_sb(bp, vf, igu_sb_id, USTORM_ID, 0, |
| 774 | IGU_INT_DISABLE, 1); |
| 775 | } |
| 776 | } |
| 777 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 778 | void bnx2x_vf_enable_access(struct bnx2x *bp, u8 abs_vfid) |
| 779 | { |
| 780 | /* set the VF-PF association in the FW */ |
| 781 | storm_memset_vf_to_pf(bp, FW_VF_HANDLE(abs_vfid), BP_FUNC(bp)); |
| 782 | storm_memset_func_en(bp, FW_VF_HANDLE(abs_vfid), 1); |
| 783 | |
| 784 | /* clear vf errors*/ |
| 785 | bnx2x_vf_semi_clear_err(bp, abs_vfid); |
| 786 | bnx2x_vf_pglue_clear_err(bp, abs_vfid); |
| 787 | |
| 788 | /* internal vf-enable - pretend */ |
| 789 | bnx2x_pretend_func(bp, HW_VF_HANDLE(bp, abs_vfid)); |
| 790 | DP(BNX2X_MSG_IOV, "enabling internal access for vf %x\n", abs_vfid); |
| 791 | bnx2x_vf_enable_internal(bp, true); |
| 792 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); |
| 793 | } |
| 794 | |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 795 | static void bnx2x_vf_enable_traffic(struct bnx2x *bp, struct bnx2x_virtf *vf) |
| 796 | { |
| 797 | /* Reset vf in IGU interrupts are still disabled */ |
| 798 | bnx2x_vf_igu_reset(bp, vf); |
| 799 | |
| 800 | /* pretend to enable the vf with the PBF */ |
| 801 | bnx2x_pretend_func(bp, HW_VF_HANDLE(bp, vf->abs_vfid)); |
| 802 | REG_WR(bp, PBF_REG_DISABLE_VF, 0); |
| 803 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); |
| 804 | } |
| 805 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 806 | static u8 bnx2x_vf_is_pcie_pending(struct bnx2x *bp, u8 abs_vfid) |
| 807 | { |
| 808 | struct pci_dev *dev; |
| 809 | struct bnx2x_virtf *vf = bnx2x_vf_by_abs_fid(bp, abs_vfid); |
| 810 | |
| 811 | if (!vf) |
Ariel Elior | 78c3bcc | 2013-06-20 17:39:08 +0300 | [diff] [blame] | 812 | return false; |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 813 | |
| 814 | dev = pci_get_bus_and_slot(vf->bus, vf->devfn); |
| 815 | if (dev) |
| 816 | return bnx2x_is_pcie_pending(dev); |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 817 | return false; |
| 818 | } |
| 819 | |
| 820 | int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid) |
| 821 | { |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 822 | /* Verify no pending pci transactions */ |
| 823 | if (bnx2x_vf_is_pcie_pending(bp, abs_vfid)) |
| 824 | BNX2X_ERR("PCIE Transactions still pending\n"); |
| 825 | |
| 826 | return 0; |
| 827 | } |
| 828 | |
| 829 | /* must be called after the number of PF queues and the number of VFs are |
| 830 | * both known |
| 831 | */ |
| 832 | static void |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 833 | bnx2x_iov_static_resc(struct bnx2x *bp, struct bnx2x_virtf *vf) |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 834 | { |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 835 | struct vf_pf_resc_request *resc = &vf->alloc_resc; |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 836 | |
| 837 | /* will be set only during VF-ACQUIRE */ |
| 838 | resc->num_rxqs = 0; |
| 839 | resc->num_txqs = 0; |
| 840 | |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 841 | resc->num_mac_filters = VF_MAC_CREDIT_CNT; |
| 842 | resc->num_vlan_filters = VF_VLAN_CREDIT_CNT; |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 843 | |
| 844 | /* no real limitation */ |
| 845 | resc->num_mc_filters = 0; |
| 846 | |
| 847 | /* num_sbs already set */ |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 848 | resc->num_sbs = vf->sb_count; |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 849 | } |
| 850 | |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 851 | /* FLR routines: */ |
| 852 | static void bnx2x_vf_free_resc(struct bnx2x *bp, struct bnx2x_virtf *vf) |
| 853 | { |
| 854 | /* reset the state variables */ |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 855 | bnx2x_iov_static_resc(bp, vf); |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 856 | vf->state = VF_FREE; |
| 857 | } |
| 858 | |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 859 | static void bnx2x_vf_flr_clnup_hw(struct bnx2x *bp, struct bnx2x_virtf *vf) |
| 860 | { |
| 861 | u32 poll_cnt = bnx2x_flr_clnup_poll_count(bp); |
| 862 | |
| 863 | /* DQ usage counter */ |
| 864 | bnx2x_pretend_func(bp, HW_VF_HANDLE(bp, vf->abs_vfid)); |
| 865 | bnx2x_flr_clnup_poll_hw_counter(bp, DORQ_REG_VF_USAGE_CNT, |
| 866 | "DQ VF usage counter timed out", |
| 867 | poll_cnt); |
| 868 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); |
| 869 | |
| 870 | /* FW cleanup command - poll for the results */ |
| 871 | if (bnx2x_send_final_clnup(bp, (u8)FW_VF_HANDLE(vf->abs_vfid), |
| 872 | poll_cnt)) |
| 873 | BNX2X_ERR("VF[%d] Final cleanup timed-out\n", vf->abs_vfid); |
| 874 | |
| 875 | /* verify TX hw is flushed */ |
| 876 | bnx2x_tx_hw_flushed(bp, poll_cnt); |
| 877 | } |
| 878 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 879 | static void bnx2x_vf_flr(struct bnx2x *bp, struct bnx2x_virtf *vf) |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 880 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 881 | int rc, i; |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 882 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 883 | DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 884 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 885 | /* the cleanup operations are valid if and only if the VF |
| 886 | * was first acquired. |
| 887 | */ |
| 888 | for (i = 0; i < vf_rxq_count(vf); i++) { |
| 889 | rc = bnx2x_vf_queue_flr(bp, vf, i); |
| 890 | if (rc) |
| 891 | goto out; |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 892 | } |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 893 | |
| 894 | /* remove multicasts */ |
| 895 | bnx2x_vf_mcast(bp, vf, NULL, 0, true); |
| 896 | |
| 897 | /* dispatch final cleanup and wait for HW queues to flush */ |
| 898 | bnx2x_vf_flr_clnup_hw(bp, vf); |
| 899 | |
| 900 | /* release VF resources */ |
| 901 | bnx2x_vf_free_resc(bp, vf); |
| 902 | |
| 903 | /* re-open the mailbox */ |
| 904 | bnx2x_vf_enable_mbx(bp, vf->abs_vfid); |
| 905 | return; |
| 906 | out: |
| 907 | BNX2X_ERR("vf[%d:%d] failed flr: rc %d\n", |
| 908 | vf->abs_vfid, i, rc); |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 909 | } |
| 910 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 911 | static void bnx2x_vf_flr_clnup(struct bnx2x *bp) |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 912 | { |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 913 | struct bnx2x_virtf *vf; |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 914 | int i; |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 915 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 916 | for (i = 0; i < BNX2X_NR_VIRTFN(bp); i++) { |
| 917 | /* VF should be RESET & in FLR cleanup states */ |
| 918 | if (bnx2x_vf(bp, i, state) != VF_RESET || |
| 919 | !bnx2x_vf(bp, i, flr_clnup_stage)) |
| 920 | continue; |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 921 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 922 | DP(BNX2X_MSG_IOV, "next vf to cleanup: %d. Num of vfs: %d\n", |
| 923 | i, BNX2X_NR_VIRTFN(bp)); |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 924 | |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 925 | vf = BP_VF(bp, i); |
| 926 | |
| 927 | /* lock the vf pf channel */ |
| 928 | bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_FLR); |
| 929 | |
| 930 | /* invoke the VF FLR SM */ |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 931 | bnx2x_vf_flr(bp, vf); |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 932 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 933 | /* mark the VF to be ACKED and continue */ |
| 934 | vf->flr_clnup_stage = false; |
| 935 | bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_FLR); |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 936 | } |
| 937 | |
| 938 | /* Acknowledge the handled VFs. |
| 939 | * we are acknowledge all the vfs which an flr was requested for, even |
| 940 | * if amongst them there are such that we never opened, since the mcp |
| 941 | * will interrupt us immediately again if we only ack some of the bits, |
| 942 | * resulting in an endless loop. This can happen for example in KVM |
| 943 | * where an 'all ones' flr request is sometimes given by hyper visor |
| 944 | */ |
| 945 | DP(BNX2X_MSG_MCP, "DRV_STATUS_VF_DISABLED ACK for vfs 0x%x 0x%x\n", |
| 946 | bp->vfdb->flrd_vfs[0], bp->vfdb->flrd_vfs[1]); |
| 947 | for (i = 0; i < FLRD_VFS_DWORDS; i++) |
| 948 | SHMEM2_WR(bp, drv_ack_vf_disabled[BP_FW_MB_IDX(bp)][i], |
| 949 | bp->vfdb->flrd_vfs[i]); |
| 950 | |
| 951 | bnx2x_fw_command(bp, DRV_MSG_CODE_VF_DISABLED_DONE, 0); |
| 952 | |
| 953 | /* clear the acked bits - better yet if the MCP implemented |
| 954 | * write to clear semantics |
| 955 | */ |
| 956 | for (i = 0; i < FLRD_VFS_DWORDS; i++) |
| 957 | SHMEM2_WR(bp, drv_ack_vf_disabled[BP_FW_MB_IDX(bp)][i], 0); |
| 958 | } |
| 959 | |
| 960 | void bnx2x_vf_handle_flr_event(struct bnx2x *bp) |
| 961 | { |
| 962 | int i; |
| 963 | |
| 964 | /* Read FLR'd VFs */ |
| 965 | for (i = 0; i < FLRD_VFS_DWORDS; i++) |
| 966 | bp->vfdb->flrd_vfs[i] = SHMEM2_RD(bp, mcp_vf_disabled[i]); |
| 967 | |
| 968 | DP(BNX2X_MSG_MCP, |
| 969 | "DRV_STATUS_VF_DISABLED received for vfs 0x%x 0x%x\n", |
| 970 | bp->vfdb->flrd_vfs[0], bp->vfdb->flrd_vfs[1]); |
| 971 | |
| 972 | for_each_vf(bp, i) { |
| 973 | struct bnx2x_virtf *vf = BP_VF(bp, i); |
| 974 | u32 reset = 0; |
| 975 | |
| 976 | if (vf->abs_vfid < 32) |
| 977 | reset = bp->vfdb->flrd_vfs[0] & (1 << vf->abs_vfid); |
| 978 | else |
| 979 | reset = bp->vfdb->flrd_vfs[1] & |
| 980 | (1 << (vf->abs_vfid - 32)); |
| 981 | |
| 982 | if (reset) { |
| 983 | /* set as reset and ready for cleanup */ |
| 984 | vf->state = VF_RESET; |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 985 | vf->flr_clnup_stage = true; |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 986 | |
| 987 | DP(BNX2X_MSG_IOV, |
| 988 | "Initiating Final cleanup for VF %d\n", |
| 989 | vf->abs_vfid); |
| 990 | } |
| 991 | } |
| 992 | |
| 993 | /* do the FLR cleanup for all marked VFs*/ |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 994 | bnx2x_vf_flr_clnup(bp); |
Ariel Elior | d16132c | 2013-01-01 05:22:42 +0000 | [diff] [blame] | 995 | } |
| 996 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 997 | /* IOV global initialization routines */ |
| 998 | void bnx2x_iov_init_dq(struct bnx2x *bp) |
| 999 | { |
| 1000 | if (!IS_SRIOV(bp)) |
| 1001 | return; |
| 1002 | |
| 1003 | /* Set the DQ such that the CID reflect the abs_vfid */ |
| 1004 | REG_WR(bp, DORQ_REG_VF_NORM_VF_BASE, 0); |
| 1005 | REG_WR(bp, DORQ_REG_MAX_RVFID_SIZE, ilog2(BNX2X_MAX_NUM_OF_VFS)); |
| 1006 | |
| 1007 | /* Set VFs starting CID. If its > 0 the preceding CIDs are belong to |
| 1008 | * the PF L2 queues |
| 1009 | */ |
| 1010 | REG_WR(bp, DORQ_REG_VF_NORM_CID_BASE, BNX2X_FIRST_VF_CID); |
| 1011 | |
| 1012 | /* The VF window size is the log2 of the max number of CIDs per VF */ |
| 1013 | REG_WR(bp, DORQ_REG_VF_NORM_CID_WND_SIZE, BNX2X_VF_CID_WND); |
| 1014 | |
| 1015 | /* The VF doorbell size 0 - *B, 4 - 128B. We set it here to match |
| 1016 | * the Pf doorbell size although the 2 are independent. |
| 1017 | */ |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1018 | REG_WR(bp, DORQ_REG_VF_NORM_CID_OFST, 3); |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1019 | |
| 1020 | /* No security checks for now - |
| 1021 | * configure single rule (out of 16) mask = 0x1, value = 0x0, |
| 1022 | * CID range 0 - 0x1ffff |
| 1023 | */ |
| 1024 | REG_WR(bp, DORQ_REG_VF_TYPE_MASK_0, 1); |
| 1025 | REG_WR(bp, DORQ_REG_VF_TYPE_VALUE_0, 0); |
| 1026 | REG_WR(bp, DORQ_REG_VF_TYPE_MIN_MCID_0, 0); |
| 1027 | REG_WR(bp, DORQ_REG_VF_TYPE_MAX_MCID_0, 0x1ffff); |
| 1028 | |
Ariel Elior | f2cfa99 | 2014-06-12 07:55:32 +0300 | [diff] [blame] | 1029 | /* set the VF doorbell threshold. This threshold represents the amount |
| 1030 | * of doorbells allowed in the main DORQ fifo for a specific VF. |
| 1031 | */ |
| 1032 | REG_WR(bp, DORQ_REG_VF_USAGE_CT_LIMIT, 64); |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1033 | } |
| 1034 | |
| 1035 | void bnx2x_iov_init_dmae(struct bnx2x *bp) |
| 1036 | { |
Ariel Elior | 49baea8 | 2013-08-19 09:12:01 +0300 | [diff] [blame] | 1037 | if (pci_find_ext_capability(bp->pdev, PCI_EXT_CAP_ID_SRIOV)) |
| 1038 | REG_WR(bp, DMAE_REG_BACKWARD_COMP_EN, 0); |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1039 | } |
| 1040 | |
| 1041 | static int bnx2x_vf_bus(struct bnx2x *bp, int vfid) |
| 1042 | { |
| 1043 | struct pci_dev *dev = bp->pdev; |
| 1044 | struct bnx2x_sriov *iov = &bp->vfdb->sriov; |
| 1045 | |
| 1046 | return dev->bus->number + ((dev->devfn + iov->offset + |
| 1047 | iov->stride * vfid) >> 8); |
| 1048 | } |
| 1049 | |
| 1050 | static int bnx2x_vf_devfn(struct bnx2x *bp, int vfid) |
| 1051 | { |
| 1052 | struct pci_dev *dev = bp->pdev; |
| 1053 | struct bnx2x_sriov *iov = &bp->vfdb->sriov; |
| 1054 | |
| 1055 | return (dev->devfn + iov->offset + iov->stride * vfid) & 0xff; |
| 1056 | } |
| 1057 | |
| 1058 | static void bnx2x_vf_set_bars(struct bnx2x *bp, struct bnx2x_virtf *vf) |
| 1059 | { |
| 1060 | int i, n; |
| 1061 | struct pci_dev *dev = bp->pdev; |
| 1062 | struct bnx2x_sriov *iov = &bp->vfdb->sriov; |
| 1063 | |
| 1064 | for (i = 0, n = 0; i < PCI_SRIOV_NUM_BARS; i += 2, n++) { |
| 1065 | u64 start = pci_resource_start(dev, PCI_IOV_RESOURCES + i); |
| 1066 | u32 size = pci_resource_len(dev, PCI_IOV_RESOURCES + i); |
| 1067 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 1068 | size /= iov->total; |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1069 | vf->bars[n].bar = start + size * vf->abs_vfid; |
| 1070 | vf->bars[n].size = size; |
| 1071 | } |
| 1072 | } |
| 1073 | |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1074 | static int bnx2x_ari_enabled(struct pci_dev *dev) |
| 1075 | { |
| 1076 | return dev->bus->self && dev->bus->self->ari_enabled; |
| 1077 | } |
| 1078 | |
Yuval Mintz | 0d8de80 | 2014-08-17 16:47:48 +0300 | [diff] [blame] | 1079 | static int |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1080 | bnx2x_get_vf_igu_cam_info(struct bnx2x *bp) |
| 1081 | { |
| 1082 | int sb_id; |
| 1083 | u32 val; |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1084 | u8 fid, current_pf = 0; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1085 | |
| 1086 | /* IGU in normal mode - read CAM */ |
| 1087 | for (sb_id = 0; sb_id < IGU_REG_MAPPING_MEMORY_SIZE; sb_id++) { |
| 1088 | val = REG_RD(bp, IGU_REG_MAPPING_MEMORY + sb_id * 4); |
| 1089 | if (!(val & IGU_REG_MAPPING_MEMORY_VALID)) |
| 1090 | continue; |
| 1091 | fid = GET_FIELD((val), IGU_REG_MAPPING_MEMORY_FID); |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1092 | if (fid & IGU_FID_ENCODE_IS_PF) |
| 1093 | current_pf = fid & IGU_FID_PF_NUM_MASK; |
Ariel Elior | 9ea75de | 2013-09-23 10:12:51 +0300 | [diff] [blame] | 1094 | else if (current_pf == BP_FUNC(bp)) |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1095 | bnx2x_vf_set_igu_info(bp, sb_id, |
| 1096 | (fid & IGU_FID_VF_NUM_MASK)); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1097 | DP(BNX2X_MSG_IOV, "%s[%d], igu_sb_id=%d, msix=%d\n", |
| 1098 | ((fid & IGU_FID_ENCODE_IS_PF) ? "PF" : "VF"), |
| 1099 | ((fid & IGU_FID_ENCODE_IS_PF) ? (fid & IGU_FID_PF_NUM_MASK) : |
| 1100 | (fid & IGU_FID_VF_NUM_MASK)), sb_id, |
| 1101 | GET_FIELD((val), IGU_REG_MAPPING_MEMORY_VECTOR)); |
| 1102 | } |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1103 | DP(BNX2X_MSG_IOV, "vf_sbs_pool is %d\n", BP_VFDB(bp)->vf_sbs_pool); |
Yuval Mintz | 0d8de80 | 2014-08-17 16:47:48 +0300 | [diff] [blame] | 1104 | return BP_VFDB(bp)->vf_sbs_pool; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1105 | } |
| 1106 | |
| 1107 | static void __bnx2x_iov_free_vfdb(struct bnx2x *bp) |
| 1108 | { |
| 1109 | if (bp->vfdb) { |
| 1110 | kfree(bp->vfdb->vfqs); |
| 1111 | kfree(bp->vfdb->vfs); |
| 1112 | kfree(bp->vfdb); |
| 1113 | } |
| 1114 | bp->vfdb = NULL; |
| 1115 | } |
| 1116 | |
| 1117 | static int bnx2x_sriov_pci_cfg_info(struct bnx2x *bp, struct bnx2x_sriov *iov) |
| 1118 | { |
| 1119 | int pos; |
| 1120 | struct pci_dev *dev = bp->pdev; |
| 1121 | |
| 1122 | pos = pci_find_ext_capability(dev, PCI_EXT_CAP_ID_SRIOV); |
| 1123 | if (!pos) { |
| 1124 | BNX2X_ERR("failed to find SRIOV capability in device\n"); |
| 1125 | return -ENODEV; |
| 1126 | } |
| 1127 | |
| 1128 | iov->pos = pos; |
| 1129 | DP(BNX2X_MSG_IOV, "sriov ext pos %d\n", pos); |
| 1130 | pci_read_config_word(dev, pos + PCI_SRIOV_CTRL, &iov->ctrl); |
| 1131 | pci_read_config_word(dev, pos + PCI_SRIOV_TOTAL_VF, &iov->total); |
| 1132 | pci_read_config_word(dev, pos + PCI_SRIOV_INITIAL_VF, &iov->initial); |
| 1133 | pci_read_config_word(dev, pos + PCI_SRIOV_VF_OFFSET, &iov->offset); |
| 1134 | pci_read_config_word(dev, pos + PCI_SRIOV_VF_STRIDE, &iov->stride); |
| 1135 | pci_read_config_dword(dev, pos + PCI_SRIOV_SUP_PGSIZE, &iov->pgsz); |
| 1136 | pci_read_config_dword(dev, pos + PCI_SRIOV_CAP, &iov->cap); |
| 1137 | pci_read_config_byte(dev, pos + PCI_SRIOV_FUNC_LINK, &iov->link); |
| 1138 | |
| 1139 | return 0; |
| 1140 | } |
| 1141 | |
| 1142 | static int bnx2x_sriov_info(struct bnx2x *bp, struct bnx2x_sriov *iov) |
| 1143 | { |
| 1144 | u32 val; |
| 1145 | |
| 1146 | /* read the SRIOV capability structure |
| 1147 | * The fields can be read via configuration read or |
| 1148 | * directly from the device (starting at offset PCICFG_OFFSET) |
| 1149 | */ |
| 1150 | if (bnx2x_sriov_pci_cfg_info(bp, iov)) |
| 1151 | return -ENODEV; |
| 1152 | |
| 1153 | /* get the number of SRIOV bars */ |
| 1154 | iov->nres = 0; |
| 1155 | |
| 1156 | /* read the first_vfid */ |
| 1157 | val = REG_RD(bp, PCICFG_OFFSET + GRC_CONFIG_REG_PF_INIT_VF); |
| 1158 | iov->first_vf_in_pf = ((val & GRC_CR_PF_INIT_VF_PF_FIRST_VF_NUM_MASK) |
| 1159 | * 8) - (BNX2X_MAX_NUM_OF_VFS * BP_PATH(bp)); |
| 1160 | |
| 1161 | DP(BNX2X_MSG_IOV, |
| 1162 | "IOV info[%d]: first vf %d, nres %d, cap 0x%x, ctrl 0x%x, total %d, initial %d, num vfs %d, offset %d, stride %d, page size 0x%x\n", |
| 1163 | BP_FUNC(bp), |
| 1164 | iov->first_vf_in_pf, iov->nres, iov->cap, iov->ctrl, iov->total, |
| 1165 | iov->initial, iov->nr_virtfn, iov->offset, iov->stride, iov->pgsz); |
| 1166 | |
| 1167 | return 0; |
| 1168 | } |
| 1169 | |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1170 | /* must be called after PF bars are mapped */ |
| 1171 | int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1172 | int num_vfs_param) |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1173 | { |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1174 | int err, i; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1175 | struct bnx2x_sriov *iov; |
| 1176 | struct pci_dev *dev = bp->pdev; |
| 1177 | |
| 1178 | bp->vfdb = NULL; |
| 1179 | |
| 1180 | /* verify is pf */ |
| 1181 | if (IS_VF(bp)) |
| 1182 | return 0; |
| 1183 | |
| 1184 | /* verify sriov capability is present in configuration space */ |
| 1185 | if (!pci_find_ext_capability(dev, PCI_EXT_CAP_ID_SRIOV)) |
| 1186 | return 0; |
| 1187 | |
| 1188 | /* verify chip revision */ |
| 1189 | if (CHIP_IS_E1x(bp)) |
| 1190 | return 0; |
| 1191 | |
| 1192 | /* check if SRIOV support is turned off */ |
| 1193 | if (!num_vfs_param) |
| 1194 | return 0; |
| 1195 | |
| 1196 | /* SRIOV assumes that num of PF CIDs < BNX2X_FIRST_VF_CID */ |
| 1197 | if (BNX2X_L2_MAX_CID(bp) >= BNX2X_FIRST_VF_CID) { |
| 1198 | BNX2X_ERR("PF cids %d are overspilling into vf space (starts at %d). Abort SRIOV\n", |
| 1199 | BNX2X_L2_MAX_CID(bp), BNX2X_FIRST_VF_CID); |
| 1200 | return 0; |
| 1201 | } |
| 1202 | |
| 1203 | /* SRIOV can be enabled only with MSIX */ |
| 1204 | if (int_mode_param == BNX2X_INT_MODE_MSI || |
Ariel Elior | 1093860 | 2013-03-27 01:05:14 +0000 | [diff] [blame] | 1205 | int_mode_param == BNX2X_INT_MODE_INTX) { |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1206 | BNX2X_ERR("Forced MSI/INTx mode is incompatible with SRIOV\n"); |
Ariel Elior | 1093860 | 2013-03-27 01:05:14 +0000 | [diff] [blame] | 1207 | return 0; |
| 1208 | } |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1209 | |
| 1210 | err = -EIO; |
| 1211 | /* verify ari is enabled */ |
| 1212 | if (!bnx2x_ari_enabled(bp->pdev)) { |
Ariel Elior | 1093860 | 2013-03-27 01:05:14 +0000 | [diff] [blame] | 1213 | BNX2X_ERR("ARI not supported (check pci bridge ARI forwarding), SRIOV can not be enabled\n"); |
| 1214 | return 0; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1215 | } |
| 1216 | |
| 1217 | /* verify igu is in normal mode */ |
| 1218 | if (CHIP_INT_MODE_IS_BC(bp)) { |
| 1219 | BNX2X_ERR("IGU not normal mode, SRIOV can not be enabled\n"); |
Ariel Elior | 1093860 | 2013-03-27 01:05:14 +0000 | [diff] [blame] | 1220 | return 0; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1221 | } |
| 1222 | |
| 1223 | /* allocate the vfs database */ |
| 1224 | bp->vfdb = kzalloc(sizeof(*(bp->vfdb)), GFP_KERNEL); |
| 1225 | if (!bp->vfdb) { |
| 1226 | BNX2X_ERR("failed to allocate vf database\n"); |
| 1227 | err = -ENOMEM; |
| 1228 | goto failed; |
| 1229 | } |
| 1230 | |
| 1231 | /* get the sriov info - Linux already collected all the pertinent |
| 1232 | * information, however the sriov structure is for the private use |
| 1233 | * of the pci module. Also we want this information regardless |
| 1234 | * of the hyper-visor. |
| 1235 | */ |
| 1236 | iov = &(bp->vfdb->sriov); |
| 1237 | err = bnx2x_sriov_info(bp, iov); |
| 1238 | if (err) |
| 1239 | goto failed; |
| 1240 | |
| 1241 | /* SR-IOV capability was enabled but there are no VFs*/ |
| 1242 | if (iov->total == 0) |
| 1243 | goto failed; |
| 1244 | |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 1245 | iov->nr_virtfn = min_t(u16, iov->total, num_vfs_param); |
| 1246 | |
| 1247 | DP(BNX2X_MSG_IOV, "num_vfs_param was %d, nr_virtfn was %d\n", |
| 1248 | num_vfs_param, iov->nr_virtfn); |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1249 | |
| 1250 | /* allocate the vf array */ |
| 1251 | bp->vfdb->vfs = kzalloc(sizeof(struct bnx2x_virtf) * |
| 1252 | BNX2X_NR_VIRTFN(bp), GFP_KERNEL); |
| 1253 | if (!bp->vfdb->vfs) { |
| 1254 | BNX2X_ERR("failed to allocate vf array\n"); |
| 1255 | err = -ENOMEM; |
| 1256 | goto failed; |
| 1257 | } |
| 1258 | |
| 1259 | /* Initial VF init - index and abs_vfid - nr_virtfn must be set */ |
| 1260 | for_each_vf(bp, i) { |
| 1261 | bnx2x_vf(bp, i, index) = i; |
| 1262 | bnx2x_vf(bp, i, abs_vfid) = iov->first_vf_in_pf + i; |
| 1263 | bnx2x_vf(bp, i, state) = VF_FREE; |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1264 | mutex_init(&bnx2x_vf(bp, i, op_mutex)); |
| 1265 | bnx2x_vf(bp, i, op_current) = CHANNEL_TLV_NONE; |
| 1266 | } |
| 1267 | |
| 1268 | /* re-read the IGU CAM for VFs - index and abs_vfid must be set */ |
Yuval Mintz | 0d8de80 | 2014-08-17 16:47:48 +0300 | [diff] [blame] | 1269 | if (!bnx2x_get_vf_igu_cam_info(bp)) { |
| 1270 | BNX2X_ERR("No entries in IGU CAM for vfs\n"); |
| 1271 | err = -EINVAL; |
| 1272 | goto failed; |
| 1273 | } |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1274 | |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1275 | /* allocate the queue arrays for all VFs */ |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1276 | bp->vfdb->vfqs = kzalloc( |
| 1277 | BNX2X_MAX_NUM_VF_QUEUES * sizeof(struct bnx2x_vf_queue), |
| 1278 | GFP_KERNEL); |
| 1279 | |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1280 | if (!bp->vfdb->vfqs) { |
| 1281 | BNX2X_ERR("failed to allocate vf queue array\n"); |
| 1282 | err = -ENOMEM; |
| 1283 | goto failed; |
| 1284 | } |
| 1285 | |
Yuval Mintz | 370d4a2 | 2014-03-23 18:12:24 +0200 | [diff] [blame] | 1286 | /* Prepare the VFs event synchronization mechanism */ |
| 1287 | mutex_init(&bp->vfdb->event_mutex); |
| 1288 | |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 1289 | mutex_init(&bp->vfdb->bulletin_mutex); |
| 1290 | |
Yuval Mintz | 230d00e | 2015-07-22 09:16:25 +0300 | [diff] [blame] | 1291 | if (SHMEM2_HAS(bp, sriov_switch_mode)) |
| 1292 | SHMEM2_WR(bp, sriov_switch_mode, SRIOV_SWITCH_MODE_VEB); |
| 1293 | |
Ariel Elior | 8db573b | 2013-01-01 05:22:37 +0000 | [diff] [blame] | 1294 | return 0; |
| 1295 | failed: |
| 1296 | DP(BNX2X_MSG_IOV, "Failed err=%d\n", err); |
| 1297 | __bnx2x_iov_free_vfdb(bp); |
| 1298 | return err; |
| 1299 | } |
| 1300 | |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1301 | void bnx2x_iov_remove_one(struct bnx2x *bp) |
| 1302 | { |
Ariel Elior | 826cb7b | 2013-10-27 13:07:01 +0200 | [diff] [blame] | 1303 | int vf_idx; |
| 1304 | |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1305 | /* if SRIOV is not enabled there's nothing to do */ |
| 1306 | if (!IS_SRIOV(bp)) |
| 1307 | return; |
| 1308 | |
Yuval Mintz | a345ce7 | 2014-08-17 16:47:49 +0300 | [diff] [blame] | 1309 | bnx2x_disable_sriov(bp); |
Ariel Elior | 8395be5 | 2013-01-01 05:22:44 +0000 | [diff] [blame] | 1310 | |
Ariel Elior | 826cb7b | 2013-10-27 13:07:01 +0200 | [diff] [blame] | 1311 | /* disable access to all VFs */ |
| 1312 | for (vf_idx = 0; vf_idx < bp->vfdb->sriov.total; vf_idx++) { |
| 1313 | bnx2x_pretend_func(bp, |
| 1314 | HW_VF_HANDLE(bp, |
| 1315 | bp->vfdb->sriov.first_vf_in_pf + |
| 1316 | vf_idx)); |
| 1317 | DP(BNX2X_MSG_IOV, "disabling internal access for vf %d\n", |
| 1318 | bp->vfdb->sriov.first_vf_in_pf + vf_idx); |
| 1319 | bnx2x_vf_enable_internal(bp, 0); |
| 1320 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); |
| 1321 | } |
| 1322 | |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1323 | /* free vf database */ |
| 1324 | __bnx2x_iov_free_vfdb(bp); |
| 1325 | } |
| 1326 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1327 | void bnx2x_iov_free_mem(struct bnx2x *bp) |
| 1328 | { |
| 1329 | int i; |
| 1330 | |
| 1331 | if (!IS_SRIOV(bp)) |
| 1332 | return; |
| 1333 | |
| 1334 | /* free vfs hw contexts */ |
| 1335 | for (i = 0; i < BNX2X_VF_CIDS/ILT_PAGE_CIDS; i++) { |
| 1336 | struct hw_dma *cxt = &bp->vfdb->context[i]; |
| 1337 | BNX2X_PCI_FREE(cxt->addr, cxt->mapping, cxt->size); |
| 1338 | } |
| 1339 | |
| 1340 | BNX2X_PCI_FREE(BP_VFDB(bp)->sp_dma.addr, |
| 1341 | BP_VFDB(bp)->sp_dma.mapping, |
| 1342 | BP_VFDB(bp)->sp_dma.size); |
| 1343 | |
| 1344 | BNX2X_PCI_FREE(BP_VF_MBX_DMA(bp)->addr, |
| 1345 | BP_VF_MBX_DMA(bp)->mapping, |
| 1346 | BP_VF_MBX_DMA(bp)->size); |
Ariel Elior | abc5a02 | 2013-01-01 05:22:43 +0000 | [diff] [blame] | 1347 | |
| 1348 | BNX2X_PCI_FREE(BP_VF_BULLETIN_DMA(bp)->addr, |
| 1349 | BP_VF_BULLETIN_DMA(bp)->mapping, |
| 1350 | BP_VF_BULLETIN_DMA(bp)->size); |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1351 | } |
| 1352 | |
| 1353 | int bnx2x_iov_alloc_mem(struct bnx2x *bp) |
| 1354 | { |
| 1355 | size_t tot_size; |
| 1356 | int i, rc = 0; |
| 1357 | |
| 1358 | if (!IS_SRIOV(bp)) |
| 1359 | return rc; |
| 1360 | |
| 1361 | /* allocate vfs hw contexts */ |
| 1362 | tot_size = (BP_VFDB(bp)->sriov.first_vf_in_pf + BNX2X_NR_VIRTFN(bp)) * |
| 1363 | BNX2X_CIDS_PER_VF * sizeof(union cdu_context); |
| 1364 | |
| 1365 | for (i = 0; i < BNX2X_VF_CIDS/ILT_PAGE_CIDS; i++) { |
| 1366 | struct hw_dma *cxt = BP_VF_CXT_PAGE(bp, i); |
| 1367 | cxt->size = min_t(size_t, tot_size, CDU_ILT_PAGE_SZ); |
| 1368 | |
| 1369 | if (cxt->size) { |
Joe Perches | cd2b038 | 2014-02-20 13:25:51 -0800 | [diff] [blame] | 1370 | cxt->addr = BNX2X_PCI_ALLOC(&cxt->mapping, cxt->size); |
| 1371 | if (!cxt->addr) |
| 1372 | goto alloc_mem_err; |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1373 | } else { |
| 1374 | cxt->addr = NULL; |
| 1375 | cxt->mapping = 0; |
| 1376 | } |
| 1377 | tot_size -= cxt->size; |
| 1378 | } |
| 1379 | |
| 1380 | /* allocate vfs ramrods dma memory - client_init and set_mac */ |
| 1381 | tot_size = BNX2X_NR_VIRTFN(bp) * sizeof(struct bnx2x_vf_sp); |
Joe Perches | cd2b038 | 2014-02-20 13:25:51 -0800 | [diff] [blame] | 1382 | BP_VFDB(bp)->sp_dma.addr = BNX2X_PCI_ALLOC(&BP_VFDB(bp)->sp_dma.mapping, |
| 1383 | tot_size); |
| 1384 | if (!BP_VFDB(bp)->sp_dma.addr) |
| 1385 | goto alloc_mem_err; |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1386 | BP_VFDB(bp)->sp_dma.size = tot_size; |
| 1387 | |
| 1388 | /* allocate mailboxes */ |
| 1389 | tot_size = BNX2X_NR_VIRTFN(bp) * MBX_MSG_ALIGNED_SIZE; |
Joe Perches | cd2b038 | 2014-02-20 13:25:51 -0800 | [diff] [blame] | 1390 | BP_VF_MBX_DMA(bp)->addr = BNX2X_PCI_ALLOC(&BP_VF_MBX_DMA(bp)->mapping, |
| 1391 | tot_size); |
| 1392 | if (!BP_VF_MBX_DMA(bp)->addr) |
| 1393 | goto alloc_mem_err; |
| 1394 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1395 | BP_VF_MBX_DMA(bp)->size = tot_size; |
| 1396 | |
Ariel Elior | abc5a02 | 2013-01-01 05:22:43 +0000 | [diff] [blame] | 1397 | /* allocate local bulletin boards */ |
| 1398 | tot_size = BNX2X_NR_VIRTFN(bp) * BULLETIN_CONTENT_SIZE; |
Joe Perches | cd2b038 | 2014-02-20 13:25:51 -0800 | [diff] [blame] | 1399 | BP_VF_BULLETIN_DMA(bp)->addr = BNX2X_PCI_ALLOC(&BP_VF_BULLETIN_DMA(bp)->mapping, |
| 1400 | tot_size); |
| 1401 | if (!BP_VF_BULLETIN_DMA(bp)->addr) |
| 1402 | goto alloc_mem_err; |
| 1403 | |
Ariel Elior | abc5a02 | 2013-01-01 05:22:43 +0000 | [diff] [blame] | 1404 | BP_VF_BULLETIN_DMA(bp)->size = tot_size; |
| 1405 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1406 | return 0; |
| 1407 | |
| 1408 | alloc_mem_err: |
| 1409 | return -ENOMEM; |
| 1410 | } |
| 1411 | |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 1412 | static void bnx2x_vfq_init(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 1413 | struct bnx2x_vf_queue *q) |
| 1414 | { |
| 1415 | u8 cl_id = vfq_cl_id(vf, q); |
| 1416 | u8 func_id = FW_VF_HANDLE(vf->abs_vfid); |
| 1417 | unsigned long q_type = 0; |
| 1418 | |
| 1419 | set_bit(BNX2X_Q_TYPE_HAS_TX, &q_type); |
| 1420 | set_bit(BNX2X_Q_TYPE_HAS_RX, &q_type); |
| 1421 | |
| 1422 | /* Queue State object */ |
| 1423 | bnx2x_init_queue_obj(bp, &q->sp_obj, |
| 1424 | cl_id, &q->cid, 1, func_id, |
| 1425 | bnx2x_vf_sp(bp, vf, q_data), |
| 1426 | bnx2x_vf_sp_map(bp, vf, q_data), |
| 1427 | q_type); |
| 1428 | |
Yuval Mintz | 3a3534e | 2014-02-12 18:19:54 +0200 | [diff] [blame] | 1429 | /* sp indication is set only when vlan/mac/etc. are initialized */ |
| 1430 | q->sp_initialized = false; |
| 1431 | |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 1432 | DP(BNX2X_MSG_IOV, |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1433 | "initialized vf %d's queue object. func id set to %d. cid set to 0x%x\n", |
| 1434 | vf->abs_vfid, q->sp_obj.func_id, q->cid); |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 1435 | } |
| 1436 | |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 1437 | static int bnx2x_max_speed_cap(struct bnx2x *bp) |
| 1438 | { |
| 1439 | u32 supported = bp->port.supported[bnx2x_get_link_cfg_idx(bp)]; |
| 1440 | |
| 1441 | if (supported & |
| 1442 | (SUPPORTED_20000baseMLD2_Full | SUPPORTED_20000baseKR2_Full)) |
| 1443 | return 20000; |
| 1444 | |
| 1445 | return 10000; /* assume lowest supported speed is 10G */ |
| 1446 | } |
| 1447 | |
| 1448 | int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx) |
| 1449 | { |
| 1450 | struct bnx2x_link_report_data *state = &bp->last_reported_link; |
| 1451 | struct pf_vf_bulletin_content *bulletin; |
| 1452 | struct bnx2x_virtf *vf; |
| 1453 | bool update = true; |
| 1454 | int rc = 0; |
| 1455 | |
| 1456 | /* sanity and init */ |
| 1457 | rc = bnx2x_vf_op_prep(bp, idx, &vf, &bulletin, false); |
| 1458 | if (rc) |
| 1459 | return rc; |
| 1460 | |
| 1461 | mutex_lock(&bp->vfdb->bulletin_mutex); |
| 1462 | |
| 1463 | if (vf->link_cfg == IFLA_VF_LINK_STATE_AUTO) { |
| 1464 | bulletin->valid_bitmap |= 1 << LINK_VALID; |
| 1465 | |
| 1466 | bulletin->link_speed = state->line_speed; |
| 1467 | bulletin->link_flags = 0; |
| 1468 | if (test_bit(BNX2X_LINK_REPORT_LINK_DOWN, |
| 1469 | &state->link_report_flags)) |
| 1470 | bulletin->link_flags |= VFPF_LINK_REPORT_LINK_DOWN; |
| 1471 | if (test_bit(BNX2X_LINK_REPORT_FD, |
| 1472 | &state->link_report_flags)) |
| 1473 | bulletin->link_flags |= VFPF_LINK_REPORT_FULL_DUPLEX; |
| 1474 | if (test_bit(BNX2X_LINK_REPORT_RX_FC_ON, |
| 1475 | &state->link_report_flags)) |
| 1476 | bulletin->link_flags |= VFPF_LINK_REPORT_RX_FC_ON; |
| 1477 | if (test_bit(BNX2X_LINK_REPORT_TX_FC_ON, |
| 1478 | &state->link_report_flags)) |
| 1479 | bulletin->link_flags |= VFPF_LINK_REPORT_TX_FC_ON; |
| 1480 | } else if (vf->link_cfg == IFLA_VF_LINK_STATE_DISABLE && |
| 1481 | !(bulletin->link_flags & VFPF_LINK_REPORT_LINK_DOWN)) { |
| 1482 | bulletin->valid_bitmap |= 1 << LINK_VALID; |
| 1483 | bulletin->link_flags |= VFPF_LINK_REPORT_LINK_DOWN; |
| 1484 | } else if (vf->link_cfg == IFLA_VF_LINK_STATE_ENABLE && |
| 1485 | (bulletin->link_flags & VFPF_LINK_REPORT_LINK_DOWN)) { |
| 1486 | bulletin->valid_bitmap |= 1 << LINK_VALID; |
| 1487 | bulletin->link_speed = bnx2x_max_speed_cap(bp); |
| 1488 | bulletin->link_flags &= ~VFPF_LINK_REPORT_LINK_DOWN; |
| 1489 | } else { |
| 1490 | update = false; |
| 1491 | } |
| 1492 | |
| 1493 | if (update) { |
| 1494 | DP(NETIF_MSG_LINK | BNX2X_MSG_IOV, |
| 1495 | "vf %d mode %u speed %d flags %x\n", idx, |
| 1496 | vf->link_cfg, bulletin->link_speed, bulletin->link_flags); |
| 1497 | |
| 1498 | /* Post update on VF's bulletin board */ |
| 1499 | rc = bnx2x_post_vf_bulletin(bp, idx); |
| 1500 | if (rc) { |
| 1501 | BNX2X_ERR("failed to update VF[%d] bulletin\n", idx); |
| 1502 | goto out; |
| 1503 | } |
| 1504 | } |
| 1505 | |
| 1506 | out: |
| 1507 | mutex_unlock(&bp->vfdb->bulletin_mutex); |
| 1508 | return rc; |
| 1509 | } |
| 1510 | |
| 1511 | int bnx2x_set_vf_link_state(struct net_device *dev, int idx, int link_state) |
| 1512 | { |
| 1513 | struct bnx2x *bp = netdev_priv(dev); |
| 1514 | struct bnx2x_virtf *vf = BP_VF(bp, idx); |
| 1515 | |
| 1516 | if (!vf) |
| 1517 | return -EINVAL; |
| 1518 | |
| 1519 | if (vf->link_cfg == link_state) |
| 1520 | return 0; /* nothing todo */ |
| 1521 | |
| 1522 | vf->link_cfg = link_state; |
| 1523 | |
| 1524 | return bnx2x_iov_link_update_vf(bp, idx); |
| 1525 | } |
| 1526 | |
| 1527 | void bnx2x_iov_link_update(struct bnx2x *bp) |
| 1528 | { |
| 1529 | int vfid; |
| 1530 | |
| 1531 | if (!IS_SRIOV(bp)) |
| 1532 | return; |
| 1533 | |
| 1534 | for_each_vf(bp, vfid) |
| 1535 | bnx2x_iov_link_update_vf(bp, vfid); |
| 1536 | } |
| 1537 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1538 | /* called by bnx2x_nic_load */ |
| 1539 | int bnx2x_iov_nic_init(struct bnx2x *bp) |
| 1540 | { |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1541 | int vfid; |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1542 | |
| 1543 | if (!IS_SRIOV(bp)) { |
| 1544 | DP(BNX2X_MSG_IOV, "vfdb was not allocated\n"); |
| 1545 | return 0; |
| 1546 | } |
| 1547 | |
| 1548 | DP(BNX2X_MSG_IOV, "num of vfs: %d\n", (bp)->vfdb->sriov.nr_virtfn); |
| 1549 | |
Ariel Elior | 03c22ea | 2013-06-20 17:39:10 +0300 | [diff] [blame] | 1550 | /* let FLR complete ... */ |
| 1551 | msleep(100); |
| 1552 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1553 | /* initialize vf database */ |
| 1554 | for_each_vf(bp, vfid) { |
| 1555 | struct bnx2x_virtf *vf = BP_VF(bp, vfid); |
| 1556 | |
| 1557 | int base_vf_cid = (BP_VFDB(bp)->sriov.first_vf_in_pf + vfid) * |
| 1558 | BNX2X_CIDS_PER_VF; |
| 1559 | |
| 1560 | union cdu_context *base_cxt = (union cdu_context *) |
| 1561 | BP_VF_CXT_PAGE(bp, base_vf_cid/ILT_PAGE_CIDS)->addr + |
| 1562 | (base_vf_cid & (ILT_PAGE_CIDS-1)); |
| 1563 | |
| 1564 | DP(BNX2X_MSG_IOV, |
| 1565 | "VF[%d] Max IGU SBs: %d, base vf cid 0x%x, base cid 0x%x, base cxt %p\n", |
| 1566 | vf->abs_vfid, vf_sb_count(vf), base_vf_cid, |
| 1567 | BNX2X_FIRST_VF_CID + base_vf_cid, base_cxt); |
| 1568 | |
| 1569 | /* init statically provisioned resources */ |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1570 | bnx2x_iov_static_resc(bp, vf); |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1571 | |
| 1572 | /* queues are initialized during VF-ACQUIRE */ |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1573 | vf->filter_state = 0; |
| 1574 | vf->sp_cl_id = bnx2x_fp(bp, 0, cl_id); |
| 1575 | |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 1576 | bnx2x_init_credit_pool(&vf->vf_vlans_pool, 0, |
| 1577 | vf_vlan_rules_cnt(vf)); |
| 1578 | bnx2x_init_credit_pool(&vf->vf_macs_pool, 0, |
| 1579 | vf_mac_rules_cnt(vf)); |
| 1580 | |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1581 | /* init mcast object - This object will be re-initialized |
| 1582 | * during VF-ACQUIRE with the proper cl_id and cid. |
| 1583 | * It needs to be initialized here so that it can be safely |
| 1584 | * handled by a subsequent FLR flow. |
| 1585 | */ |
Yuval Mintz | 858f4de | 2013-12-26 09:57:12 +0200 | [diff] [blame] | 1586 | vf->mcast_list_len = 0; |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1587 | bnx2x_init_mcast_obj(bp, &vf->mcast_obj, 0xFF, |
| 1588 | 0xFF, 0xFF, 0xFF, |
| 1589 | bnx2x_vf_sp(bp, vf, mcast_rdata), |
| 1590 | bnx2x_vf_sp_map(bp, vf, mcast_rdata), |
| 1591 | BNX2X_FILTER_MCAST_PENDING, |
| 1592 | &vf->filter_state, |
| 1593 | BNX2X_OBJ_TYPE_RX_TX); |
| 1594 | |
| 1595 | /* set the mailbox message addresses */ |
| 1596 | BP_VF_MBX(bp, vfid)->msg = (struct bnx2x_vf_mbx_msg *) |
| 1597 | (((u8 *)BP_VF_MBX_DMA(bp)->addr) + vfid * |
| 1598 | MBX_MSG_ALIGNED_SIZE); |
| 1599 | |
| 1600 | BP_VF_MBX(bp, vfid)->msg_mapping = BP_VF_MBX_DMA(bp)->mapping + |
| 1601 | vfid * MBX_MSG_ALIGNED_SIZE; |
| 1602 | |
| 1603 | /* Enable vf mailbox */ |
| 1604 | bnx2x_vf_enable_mbx(bp, vf->abs_vfid); |
| 1605 | } |
| 1606 | |
| 1607 | /* Final VF init */ |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1608 | for_each_vf(bp, vfid) { |
| 1609 | struct bnx2x_virtf *vf = BP_VF(bp, vfid); |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1610 | |
| 1611 | /* fill in the BDF and bars */ |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1612 | vf->bus = bnx2x_vf_bus(bp, vfid); |
| 1613 | vf->devfn = bnx2x_vf_devfn(bp, vfid); |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1614 | bnx2x_vf_set_bars(bp, vf); |
| 1615 | |
| 1616 | DP(BNX2X_MSG_IOV, |
| 1617 | "VF info[%d]: bus 0x%x, devfn 0x%x, bar0 [0x%x, %d], bar1 [0x%x, %d], bar2 [0x%x, %d]\n", |
| 1618 | vf->abs_vfid, vf->bus, vf->devfn, |
| 1619 | (unsigned)vf->bars[0].bar, vf->bars[0].size, |
| 1620 | (unsigned)vf->bars[1].bar, vf->bars[1].size, |
| 1621 | (unsigned)vf->bars[2].bar, vf->bars[2].size); |
Ariel Elior | b56e967 | 2013-01-01 05:22:32 +0000 | [diff] [blame] | 1622 | } |
| 1623 | |
| 1624 | return 0; |
| 1625 | } |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 1626 | |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 1627 | /* called by bnx2x_chip_cleanup */ |
| 1628 | int bnx2x_iov_chip_cleanup(struct bnx2x *bp) |
| 1629 | { |
| 1630 | int i; |
| 1631 | |
| 1632 | if (!IS_SRIOV(bp)) |
| 1633 | return 0; |
| 1634 | |
| 1635 | /* release all the VFs */ |
| 1636 | for_each_vf(bp, i) |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 1637 | bnx2x_vf_release(bp, BP_VF(bp, i)); |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 1638 | |
| 1639 | return 0; |
| 1640 | } |
| 1641 | |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 1642 | /* called by bnx2x_init_hw_func, returns the next ilt line */ |
| 1643 | int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line) |
| 1644 | { |
| 1645 | int i; |
| 1646 | struct bnx2x_ilt *ilt = BP_ILT(bp); |
| 1647 | |
| 1648 | if (!IS_SRIOV(bp)) |
| 1649 | return line; |
| 1650 | |
| 1651 | /* set vfs ilt lines */ |
| 1652 | for (i = 0; i < BNX2X_VF_CIDS/ILT_PAGE_CIDS; i++) { |
| 1653 | struct hw_dma *hw_cxt = BP_VF_CXT_PAGE(bp, i); |
| 1654 | |
| 1655 | ilt->lines[line+i].page = hw_cxt->addr; |
| 1656 | ilt->lines[line+i].page_mapping = hw_cxt->mapping; |
| 1657 | ilt->lines[line+i].size = hw_cxt->size; /* doesn't matter */ |
| 1658 | } |
| 1659 | return line + i; |
| 1660 | } |
| 1661 | |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1662 | static u8 bnx2x_iov_is_vf_cid(struct bnx2x *bp, u16 cid) |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 1663 | { |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1664 | return ((cid >= BNX2X_FIRST_VF_CID) && |
| 1665 | ((cid - BNX2X_FIRST_VF_CID) < BNX2X_VF_CIDS)); |
| 1666 | } |
| 1667 | |
| 1668 | static |
| 1669 | void bnx2x_vf_handle_classification_eqe(struct bnx2x *bp, |
| 1670 | struct bnx2x_vf_queue *vfq, |
| 1671 | union event_ring_elem *elem) |
| 1672 | { |
| 1673 | unsigned long ramrod_flags = 0; |
| 1674 | int rc = 0; |
Michal Schmidt | 9cd753a | 2016-03-02 13:47:05 +0100 | [diff] [blame] | 1675 | u32 echo = le32_to_cpu(elem->message.data.eth_event.echo); |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1676 | |
| 1677 | /* Always push next commands out, don't wait here */ |
| 1678 | set_bit(RAMROD_CONT, &ramrod_flags); |
| 1679 | |
Michal Schmidt | 9cd753a | 2016-03-02 13:47:05 +0100 | [diff] [blame] | 1680 | switch (echo >> BNX2X_SWCID_SHIFT) { |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1681 | case BNX2X_FILTER_MAC_PENDING: |
| 1682 | rc = vfq->mac_obj.complete(bp, &vfq->mac_obj, elem, |
| 1683 | &ramrod_flags); |
| 1684 | break; |
| 1685 | case BNX2X_FILTER_VLAN_PENDING: |
| 1686 | rc = vfq->vlan_obj.complete(bp, &vfq->vlan_obj, elem, |
| 1687 | &ramrod_flags); |
| 1688 | break; |
| 1689 | default: |
Michal Schmidt | 9cd753a | 2016-03-02 13:47:05 +0100 | [diff] [blame] | 1690 | BNX2X_ERR("Unsupported classification command: 0x%x\n", echo); |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1691 | return; |
| 1692 | } |
| 1693 | if (rc < 0) |
| 1694 | BNX2X_ERR("Failed to schedule new commands: %d\n", rc); |
| 1695 | else if (rc > 0) |
| 1696 | DP(BNX2X_MSG_IOV, "Scheduled next pending commands...\n"); |
| 1697 | } |
| 1698 | |
| 1699 | static |
| 1700 | void bnx2x_vf_handle_mcast_eqe(struct bnx2x *bp, |
| 1701 | struct bnx2x_virtf *vf) |
| 1702 | { |
| 1703 | struct bnx2x_mcast_ramrod_params rparam = {NULL}; |
| 1704 | int rc; |
| 1705 | |
| 1706 | rparam.mcast_obj = &vf->mcast_obj; |
| 1707 | vf->mcast_obj.raw.clear_pending(&vf->mcast_obj.raw); |
| 1708 | |
| 1709 | /* If there are pending mcast commands - send them */ |
| 1710 | if (vf->mcast_obj.check_pending(&vf->mcast_obj)) { |
| 1711 | rc = bnx2x_config_mcast(bp, &rparam, BNX2X_MCAST_CMD_CONT); |
| 1712 | if (rc < 0) |
| 1713 | BNX2X_ERR("Failed to send pending mcast commands: %d\n", |
| 1714 | rc); |
| 1715 | } |
| 1716 | } |
| 1717 | |
| 1718 | static |
| 1719 | void bnx2x_vf_handle_filters_eqe(struct bnx2x *bp, |
| 1720 | struct bnx2x_virtf *vf) |
| 1721 | { |
Peter Zijlstra | 4e857c5 | 2014-03-17 18:06:10 +0100 | [diff] [blame] | 1722 | smp_mb__before_atomic(); |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1723 | clear_bit(BNX2X_FILTER_RX_MODE_PENDING, &vf->filter_state); |
Peter Zijlstra | 4e857c5 | 2014-03-17 18:06:10 +0100 | [diff] [blame] | 1724 | smp_mb__after_atomic(); |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1725 | } |
| 1726 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 1727 | static void bnx2x_vf_handle_rss_update_eqe(struct bnx2x *bp, |
| 1728 | struct bnx2x_virtf *vf) |
| 1729 | { |
| 1730 | vf->rss_conf_obj.raw.clear_pending(&vf->rss_conf_obj.raw); |
| 1731 | } |
| 1732 | |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1733 | int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem) |
| 1734 | { |
| 1735 | struct bnx2x_virtf *vf; |
| 1736 | int qidx = 0, abs_vfid; |
| 1737 | u8 opcode; |
| 1738 | u16 cid = 0xffff; |
| 1739 | |
| 1740 | if (!IS_SRIOV(bp)) |
| 1741 | return 1; |
| 1742 | |
| 1743 | /* first get the cid - the only events we handle here are cfc-delete |
| 1744 | * and set-mac completion |
| 1745 | */ |
| 1746 | opcode = elem->message.opcode; |
| 1747 | |
| 1748 | switch (opcode) { |
| 1749 | case EVENT_RING_OPCODE_CFC_DEL: |
Michal Schmidt | da47273 | 2016-03-02 13:47:09 +0100 | [diff] [blame] | 1750 | cid = SW_CID(elem->message.data.cfc_del_event.cid); |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1751 | DP(BNX2X_MSG_IOV, "checking cfc-del comp cid=%d\n", cid); |
| 1752 | break; |
| 1753 | case EVENT_RING_OPCODE_CLASSIFICATION_RULES: |
| 1754 | case EVENT_RING_OPCODE_MULTICAST_RULES: |
| 1755 | case EVENT_RING_OPCODE_FILTERS_RULES: |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 1756 | case EVENT_RING_OPCODE_RSS_UPDATE_RULES: |
Michal Schmidt | 9cd753a | 2016-03-02 13:47:05 +0100 | [diff] [blame] | 1757 | cid = SW_CID(elem->message.data.eth_event.echo); |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1758 | DP(BNX2X_MSG_IOV, "checking filtering comp cid=%d\n", cid); |
| 1759 | break; |
| 1760 | case EVENT_RING_OPCODE_VF_FLR: |
| 1761 | abs_vfid = elem->message.data.vf_flr_event.vf_id; |
| 1762 | DP(BNX2X_MSG_IOV, "Got VF FLR notification abs_vfid=%d\n", |
| 1763 | abs_vfid); |
| 1764 | goto get_vf; |
| 1765 | case EVENT_RING_OPCODE_MALICIOUS_VF: |
| 1766 | abs_vfid = elem->message.data.malicious_vf_event.vf_id; |
Ariel Elior | 076d132 | 2014-01-21 10:31:20 +0200 | [diff] [blame] | 1767 | BNX2X_ERR("Got VF MALICIOUS notification abs_vfid=%d err_id=0x%x\n", |
| 1768 | abs_vfid, |
| 1769 | elem->message.data.malicious_vf_event.err_id); |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1770 | goto get_vf; |
| 1771 | default: |
| 1772 | return 1; |
| 1773 | } |
| 1774 | |
| 1775 | /* check if the cid is the VF range */ |
| 1776 | if (!bnx2x_iov_is_vf_cid(bp, cid)) { |
| 1777 | DP(BNX2X_MSG_IOV, "cid is outside vf range: %d\n", cid); |
| 1778 | return 1; |
| 1779 | } |
| 1780 | |
| 1781 | /* extract vf and rxq index from vf_cid - relies on the following: |
| 1782 | * 1. vfid on cid reflects the true abs_vfid |
Yuval Mintz | 16a5fd9 | 2013-06-02 00:06:18 +0000 | [diff] [blame] | 1783 | * 2. The max number of VFs (per path) is 64 |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1784 | */ |
| 1785 | qidx = cid & ((1 << BNX2X_VF_CID_WND)-1); |
| 1786 | abs_vfid = (cid >> BNX2X_VF_CID_WND) & (BNX2X_MAX_NUM_OF_VFS-1); |
| 1787 | get_vf: |
| 1788 | vf = bnx2x_vf_by_abs_fid(bp, abs_vfid); |
| 1789 | |
| 1790 | if (!vf) { |
| 1791 | BNX2X_ERR("EQ completion for unknown VF, cid %d, abs_vfid %d\n", |
| 1792 | cid, abs_vfid); |
| 1793 | return 0; |
| 1794 | } |
| 1795 | |
| 1796 | switch (opcode) { |
| 1797 | case EVENT_RING_OPCODE_CFC_DEL: |
| 1798 | DP(BNX2X_MSG_IOV, "got VF [%d:%d] cfc delete ramrod\n", |
| 1799 | vf->abs_vfid, qidx); |
| 1800 | vfq_get(vf, qidx)->sp_obj.complete_cmd(bp, |
| 1801 | &vfq_get(vf, |
| 1802 | qidx)->sp_obj, |
| 1803 | BNX2X_Q_CMD_CFC_DEL); |
| 1804 | break; |
| 1805 | case EVENT_RING_OPCODE_CLASSIFICATION_RULES: |
| 1806 | DP(BNX2X_MSG_IOV, "got VF [%d:%d] set mac/vlan ramrod\n", |
| 1807 | vf->abs_vfid, qidx); |
| 1808 | bnx2x_vf_handle_classification_eqe(bp, vfq_get(vf, qidx), elem); |
| 1809 | break; |
| 1810 | case EVENT_RING_OPCODE_MULTICAST_RULES: |
| 1811 | DP(BNX2X_MSG_IOV, "got VF [%d:%d] set mcast ramrod\n", |
| 1812 | vf->abs_vfid, qidx); |
| 1813 | bnx2x_vf_handle_mcast_eqe(bp, vf); |
| 1814 | break; |
| 1815 | case EVENT_RING_OPCODE_FILTERS_RULES: |
| 1816 | DP(BNX2X_MSG_IOV, "got VF [%d:%d] set rx-mode ramrod\n", |
| 1817 | vf->abs_vfid, qidx); |
| 1818 | bnx2x_vf_handle_filters_eqe(bp, vf); |
| 1819 | break; |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 1820 | case EVENT_RING_OPCODE_RSS_UPDATE_RULES: |
| 1821 | DP(BNX2X_MSG_IOV, "got VF [%d:%d] RSS update ramrod\n", |
| 1822 | vf->abs_vfid, qidx); |
| 1823 | bnx2x_vf_handle_rss_update_eqe(bp, vf); |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1824 | case EVENT_RING_OPCODE_VF_FLR: |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1825 | case EVENT_RING_OPCODE_MALICIOUS_VF: |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1826 | /* Do nothing for now */ |
Ariel Elior | 076d132 | 2014-01-21 10:31:20 +0200 | [diff] [blame] | 1827 | return 0; |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1828 | } |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1829 | |
| 1830 | return 0; |
| 1831 | } |
| 1832 | |
| 1833 | static struct bnx2x_virtf *bnx2x_vf_by_cid(struct bnx2x *bp, int vf_cid) |
| 1834 | { |
| 1835 | /* extract the vf from vf_cid - relies on the following: |
| 1836 | * 1. vfid on cid reflects the true abs_vfid |
Yuval Mintz | 16a5fd9 | 2013-06-02 00:06:18 +0000 | [diff] [blame] | 1837 | * 2. The max number of VFs (per path) is 64 |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1838 | */ |
| 1839 | int abs_vfid = (vf_cid >> BNX2X_VF_CID_WND) & (BNX2X_MAX_NUM_OF_VFS-1); |
| 1840 | return bnx2x_vf_by_abs_fid(bp, abs_vfid); |
| 1841 | } |
| 1842 | |
| 1843 | void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid, |
| 1844 | struct bnx2x_queue_sp_obj **q_obj) |
| 1845 | { |
| 1846 | struct bnx2x_virtf *vf; |
| 1847 | |
Ariel Elior | 290ca2b | 2013-01-01 05:22:31 +0000 | [diff] [blame] | 1848 | if (!IS_SRIOV(bp)) |
| 1849 | return; |
| 1850 | |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1851 | vf = bnx2x_vf_by_cid(bp, vf_cid); |
| 1852 | |
| 1853 | if (vf) { |
| 1854 | /* extract queue index from vf_cid - relies on the following: |
| 1855 | * 1. vfid on cid reflects the true abs_vfid |
Yuval Mintz | 16a5fd9 | 2013-06-02 00:06:18 +0000 | [diff] [blame] | 1856 | * 2. The max number of VFs (per path) is 64 |
Ariel Elior | fd1fc79 | 2013-01-01 05:22:33 +0000 | [diff] [blame] | 1857 | */ |
| 1858 | int q_index = vf_cid & ((1 << BNX2X_VF_CID_WND)-1); |
| 1859 | *q_obj = &bnx2x_vfq(vf, q_index, sp_obj); |
| 1860 | } else { |
| 1861 | BNX2X_ERR("No vf matching cid %d\n", vf_cid); |
| 1862 | } |
| 1863 | } |
| 1864 | |
Ariel Elior | 67c431a | 2013-01-01 05:22:36 +0000 | [diff] [blame] | 1865 | void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) |
| 1866 | { |
| 1867 | int i; |
| 1868 | int first_queue_query_index, num_queues_req; |
| 1869 | dma_addr_t cur_data_offset; |
| 1870 | struct stats_query_entry *cur_query_entry; |
| 1871 | u8 stats_count = 0; |
| 1872 | bool is_fcoe = false; |
| 1873 | |
| 1874 | if (!IS_SRIOV(bp)) |
| 1875 | return; |
| 1876 | |
| 1877 | if (!NO_FCOE(bp)) |
| 1878 | is_fcoe = true; |
| 1879 | |
| 1880 | /* fcoe adds one global request and one queue request */ |
| 1881 | num_queues_req = BNX2X_NUM_ETH_QUEUES(bp) + is_fcoe; |
| 1882 | first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - |
| 1883 | (is_fcoe ? 0 : 1); |
| 1884 | |
Yuval Mintz | 76ca70f | 2014-02-12 18:19:49 +0200 | [diff] [blame] | 1885 | DP_AND((BNX2X_MSG_IOV | BNX2X_MSG_STATS), |
| 1886 | "BNX2X_NUM_ETH_QUEUES %d, is_fcoe %d, first_queue_query_index %d => determined the last non virtual statistics query index is %d. Will add queries on top of that\n", |
| 1887 | BNX2X_NUM_ETH_QUEUES(bp), is_fcoe, first_queue_query_index, |
| 1888 | first_queue_query_index + num_queues_req); |
Ariel Elior | 67c431a | 2013-01-01 05:22:36 +0000 | [diff] [blame] | 1889 | |
| 1890 | cur_data_offset = bp->fw_stats_data_mapping + |
| 1891 | offsetof(struct bnx2x_fw_stats_data, queue_stats) + |
| 1892 | num_queues_req * sizeof(struct per_queue_stats); |
| 1893 | |
| 1894 | cur_query_entry = &bp->fw_stats_req-> |
| 1895 | query[first_queue_query_index + num_queues_req]; |
| 1896 | |
| 1897 | for_each_vf(bp, i) { |
| 1898 | int j; |
| 1899 | struct bnx2x_virtf *vf = BP_VF(bp, i); |
| 1900 | |
| 1901 | if (vf->state != VF_ENABLED) { |
Yuval Mintz | 76ca70f | 2014-02-12 18:19:49 +0200 | [diff] [blame] | 1902 | DP_AND((BNX2X_MSG_IOV | BNX2X_MSG_STATS), |
| 1903 | "vf %d not enabled so no stats for it\n", |
| 1904 | vf->abs_vfid); |
Ariel Elior | 67c431a | 2013-01-01 05:22:36 +0000 | [diff] [blame] | 1905 | continue; |
| 1906 | } |
| 1907 | |
| 1908 | DP(BNX2X_MSG_IOV, "add addresses for vf %d\n", vf->abs_vfid); |
| 1909 | for_each_vfq(vf, j) { |
| 1910 | struct bnx2x_vf_queue *rxq = vfq_get(vf, j); |
| 1911 | |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1912 | dma_addr_t q_stats_addr = |
| 1913 | vf->fw_stat_map + j * vf->stats_stride; |
| 1914 | |
Ariel Elior | 67c431a | 2013-01-01 05:22:36 +0000 | [diff] [blame] | 1915 | /* collect stats fro active queues only */ |
| 1916 | if (bnx2x_get_q_logical_state(bp, &rxq->sp_obj) == |
| 1917 | BNX2X_Q_LOGICAL_STATE_STOPPED) |
| 1918 | continue; |
| 1919 | |
| 1920 | /* create stats query entry for this queue */ |
| 1921 | cur_query_entry->kind = STATS_TYPE_QUEUE; |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1922 | cur_query_entry->index = vfq_stat_id(vf, rxq); |
Ariel Elior | 67c431a | 2013-01-01 05:22:36 +0000 | [diff] [blame] | 1923 | cur_query_entry->funcID = |
| 1924 | cpu_to_le16(FW_VF_HANDLE(vf->abs_vfid)); |
| 1925 | cur_query_entry->address.hi = |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1926 | cpu_to_le32(U64_HI(q_stats_addr)); |
Ariel Elior | 67c431a | 2013-01-01 05:22:36 +0000 | [diff] [blame] | 1927 | cur_query_entry->address.lo = |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1928 | cpu_to_le32(U64_LO(q_stats_addr)); |
Ariel Elior | 67c431a | 2013-01-01 05:22:36 +0000 | [diff] [blame] | 1929 | DP(BNX2X_MSG_IOV, |
| 1930 | "added address %x %x for vf %d queue %d client %d\n", |
| 1931 | cur_query_entry->address.hi, |
| 1932 | cur_query_entry->address.lo, cur_query_entry->funcID, |
| 1933 | j, cur_query_entry->index); |
| 1934 | cur_query_entry++; |
| 1935 | cur_data_offset += sizeof(struct per_queue_stats); |
| 1936 | stats_count++; |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 1937 | |
| 1938 | /* all stats are coalesced to the leading queue */ |
| 1939 | if (vf->cfg_flags & VF_CFG_STATS_COALESCE) |
| 1940 | break; |
Ariel Elior | 67c431a | 2013-01-01 05:22:36 +0000 | [diff] [blame] | 1941 | } |
| 1942 | } |
| 1943 | bp->fw_stats_req->hdr.cmd_num = bp->fw_stats_num + stats_count; |
| 1944 | } |
| 1945 | |
Ariel Elior | 67c431a | 2013-01-01 05:22:36 +0000 | [diff] [blame] | 1946 | /* VF API helpers */ |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 1947 | static void bnx2x_vf_qtbl_set_q(struct bnx2x *bp, u8 abs_vfid, u8 qid, |
| 1948 | u8 enable) |
| 1949 | { |
| 1950 | u32 reg = PXP_REG_HST_ZONE_PERMISSION_TABLE + qid * 4; |
| 1951 | u32 val = enable ? (abs_vfid | (1 << 6)) : 0; |
| 1952 | |
| 1953 | REG_WR(bp, reg, val); |
| 1954 | } |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 1955 | |
Ariel Elior | 99e9d21 | 2013-01-01 05:22:40 +0000 | [diff] [blame] | 1956 | static void bnx2x_vf_clr_qtbl(struct bnx2x *bp, struct bnx2x_virtf *vf) |
| 1957 | { |
| 1958 | int i; |
| 1959 | |
| 1960 | for_each_vfq(vf, i) |
| 1961 | bnx2x_vf_qtbl_set_q(bp, vf->abs_vfid, |
| 1962 | vfq_qzone_id(vf, vfq_get(vf, i)), false); |
| 1963 | } |
| 1964 | |
| 1965 | static void bnx2x_vf_igu_disable(struct bnx2x *bp, struct bnx2x_virtf *vf) |
| 1966 | { |
| 1967 | u32 val; |
| 1968 | |
| 1969 | /* clear the VF configuration - pretend */ |
| 1970 | bnx2x_pretend_func(bp, HW_VF_HANDLE(bp, vf->abs_vfid)); |
| 1971 | val = REG_RD(bp, IGU_REG_VF_CONFIGURATION); |
| 1972 | val &= ~(IGU_VF_CONF_MSI_MSIX_EN | IGU_VF_CONF_SINGLE_ISR_EN | |
| 1973 | IGU_VF_CONF_FUNC_EN | IGU_VF_CONF_PARENT_MASK); |
| 1974 | REG_WR(bp, IGU_REG_VF_CONFIGURATION, val); |
| 1975 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); |
| 1976 | } |
| 1977 | |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 1978 | u8 bnx2x_vf_max_queue_cnt(struct bnx2x *bp, struct bnx2x_virtf *vf) |
| 1979 | { |
| 1980 | return min_t(u8, min_t(u8, vf_sb_count(vf), BNX2X_CIDS_PER_VF), |
| 1981 | BNX2X_VF_MAX_QUEUES); |
| 1982 | } |
| 1983 | |
| 1984 | static |
| 1985 | int bnx2x_vf_chk_avail_resc(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 1986 | struct vf_pf_resc_request *req_resc) |
| 1987 | { |
| 1988 | u8 rxq_cnt = vf_rxq_count(vf) ? : bnx2x_vf_max_queue_cnt(bp, vf); |
| 1989 | u8 txq_cnt = vf_txq_count(vf) ? : bnx2x_vf_max_queue_cnt(bp, vf); |
| 1990 | |
| 1991 | return ((req_resc->num_rxqs <= rxq_cnt) && |
| 1992 | (req_resc->num_txqs <= txq_cnt) && |
| 1993 | (req_resc->num_sbs <= vf_sb_count(vf)) && |
| 1994 | (req_resc->num_mac_filters <= vf_mac_rules_cnt(vf)) && |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 1995 | (req_resc->num_vlan_filters <= vf_vlan_rules_cnt(vf))); |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 1996 | } |
| 1997 | |
| 1998 | /* CORE VF API */ |
| 1999 | int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 2000 | struct vf_pf_resc_request *resc) |
| 2001 | { |
| 2002 | int base_vf_cid = (BP_VFDB(bp)->sriov.first_vf_in_pf + vf->index) * |
| 2003 | BNX2X_CIDS_PER_VF; |
| 2004 | |
| 2005 | union cdu_context *base_cxt = (union cdu_context *) |
| 2006 | BP_VF_CXT_PAGE(bp, base_vf_cid/ILT_PAGE_CIDS)->addr + |
| 2007 | (base_vf_cid & (ILT_PAGE_CIDS-1)); |
| 2008 | int i; |
| 2009 | |
| 2010 | /* if state is 'acquired' the VF was not released or FLR'd, in |
| 2011 | * this case the returned resources match the acquired already |
| 2012 | * acquired resources. Verify that the requested numbers do |
| 2013 | * not exceed the already acquired numbers. |
| 2014 | */ |
| 2015 | if (vf->state == VF_ACQUIRED) { |
| 2016 | DP(BNX2X_MSG_IOV, "VF[%d] Trying to re-acquire resources (VF was not released or FLR'd)\n", |
| 2017 | vf->abs_vfid); |
| 2018 | |
| 2019 | if (!bnx2x_vf_chk_avail_resc(bp, vf, resc)) { |
| 2020 | BNX2X_ERR("VF[%d] When re-acquiring resources, requested numbers must be <= then previously acquired numbers\n", |
| 2021 | vf->abs_vfid); |
| 2022 | return -EINVAL; |
| 2023 | } |
| 2024 | return 0; |
| 2025 | } |
| 2026 | |
| 2027 | /* Otherwise vf state must be 'free' or 'reset' */ |
| 2028 | if (vf->state != VF_FREE && vf->state != VF_RESET) { |
| 2029 | BNX2X_ERR("VF[%d] Can not acquire a VF with state %d\n", |
| 2030 | vf->abs_vfid, vf->state); |
| 2031 | return -EINVAL; |
| 2032 | } |
| 2033 | |
| 2034 | /* static allocation: |
Yuval Mintz | 16a5fd9 | 2013-06-02 00:06:18 +0000 | [diff] [blame] | 2035 | * the global maximum number are fixed per VF. Fail the request if |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 2036 | * requested number exceed these globals |
| 2037 | */ |
| 2038 | if (!bnx2x_vf_chk_avail_resc(bp, vf, resc)) { |
| 2039 | DP(BNX2X_MSG_IOV, |
| 2040 | "cannot fulfill vf resource request. Placing maximal available values in response\n"); |
| 2041 | /* set the max resource in the vf */ |
| 2042 | return -ENOMEM; |
| 2043 | } |
| 2044 | |
| 2045 | /* Set resources counters - 0 request means max available */ |
| 2046 | vf_sb_count(vf) = resc->num_sbs; |
| 2047 | vf_rxq_count(vf) = resc->num_rxqs ? : bnx2x_vf_max_queue_cnt(bp, vf); |
| 2048 | vf_txq_count(vf) = resc->num_txqs ? : bnx2x_vf_max_queue_cnt(bp, vf); |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 2049 | |
| 2050 | DP(BNX2X_MSG_IOV, |
| 2051 | "Fulfilling vf request: sb count %d, tx_count %d, rx_count %d, mac_rules_count %d, vlan_rules_count %d\n", |
| 2052 | vf_sb_count(vf), vf_rxq_count(vf), |
| 2053 | vf_txq_count(vf), vf_mac_rules_cnt(vf), |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2054 | vf_vlan_rules_cnt(vf)); |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 2055 | |
| 2056 | /* Initialize the queues */ |
| 2057 | if (!vf->vfqs) { |
| 2058 | DP(BNX2X_MSG_IOV, "vf->vfqs was not allocated\n"); |
| 2059 | return -EINVAL; |
| 2060 | } |
| 2061 | |
| 2062 | for_each_vfq(vf, i) { |
| 2063 | struct bnx2x_vf_queue *q = vfq_get(vf, i); |
| 2064 | |
| 2065 | if (!q) { |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2066 | BNX2X_ERR("q number %d was not allocated\n", i); |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 2067 | return -EINVAL; |
| 2068 | } |
| 2069 | |
| 2070 | q->index = i; |
| 2071 | q->cxt = &((base_cxt + i)->eth); |
| 2072 | q->cid = BNX2X_FIRST_VF_CID + base_vf_cid + i; |
| 2073 | |
| 2074 | DP(BNX2X_MSG_IOV, "VFQ[%d:%d]: index %d, cid 0x%x, cxt %p\n", |
| 2075 | vf->abs_vfid, i, q->index, q->cid, q->cxt); |
| 2076 | |
| 2077 | /* init SP objects */ |
| 2078 | bnx2x_vfq_init(bp, vf, q); |
| 2079 | } |
| 2080 | vf->state = VF_ACQUIRED; |
| 2081 | return 0; |
| 2082 | } |
| 2083 | |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 2084 | int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf, dma_addr_t *sb_map) |
| 2085 | { |
| 2086 | struct bnx2x_func_init_params func_init = {0}; |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 2087 | int i; |
| 2088 | |
| 2089 | /* the sb resources are initialized at this point, do the |
| 2090 | * FW/HW initializations |
| 2091 | */ |
| 2092 | for_each_vf_sb(vf, i) |
| 2093 | bnx2x_init_sb(bp, (dma_addr_t)sb_map[i], vf->abs_vfid, true, |
| 2094 | vf_igu_sb(vf, i), vf_igu_sb(vf, i)); |
| 2095 | |
| 2096 | /* Sanity checks */ |
| 2097 | if (vf->state != VF_ACQUIRED) { |
| 2098 | DP(BNX2X_MSG_IOV, "VF[%d] is not in VF_ACQUIRED, but %d\n", |
| 2099 | vf->abs_vfid, vf->state); |
| 2100 | return -EINVAL; |
| 2101 | } |
Ariel Elior | 03c22ea | 2013-06-20 17:39:10 +0300 | [diff] [blame] | 2102 | |
| 2103 | /* let FLR complete ... */ |
| 2104 | msleep(100); |
| 2105 | |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 2106 | /* FLR cleanup epilogue */ |
| 2107 | if (bnx2x_vf_flr_clnup_epilog(bp, vf->abs_vfid)) |
| 2108 | return -EBUSY; |
| 2109 | |
| 2110 | /* reset IGU VF statistics: MSIX */ |
| 2111 | REG_WR(bp, IGU_REG_STATISTIC_NUM_MESSAGE_SENT + vf->abs_vfid * 4 , 0); |
| 2112 | |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 2113 | /* function setup */ |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 2114 | func_init.pf_id = BP_FUNC(bp); |
| 2115 | func_init.func_id = FW_VF_HANDLE(vf->abs_vfid); |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 2116 | bnx2x_func_init(bp, &func_init); |
| 2117 | |
| 2118 | /* Enable the vf */ |
| 2119 | bnx2x_vf_enable_access(bp, vf->abs_vfid); |
| 2120 | bnx2x_vf_enable_traffic(bp, vf); |
| 2121 | |
| 2122 | /* queue protection table */ |
| 2123 | for_each_vfq(vf, i) |
| 2124 | bnx2x_vf_qtbl_set_q(bp, vf->abs_vfid, |
| 2125 | vfq_qzone_id(vf, vfq_get(vf, i)), true); |
| 2126 | |
| 2127 | vf->state = VF_ENABLED; |
| 2128 | |
Ariel Elior | abc5a02 | 2013-01-01 05:22:43 +0000 | [diff] [blame] | 2129 | /* update vf bulletin board */ |
| 2130 | bnx2x_post_vf_bulletin(bp, vf->index); |
| 2131 | |
Ariel Elior | b93288d | 2013-01-01 05:22:35 +0000 | [diff] [blame] | 2132 | return 0; |
| 2133 | } |
| 2134 | |
Ariel Elior | a3097bd | 2013-08-28 01:13:04 +0300 | [diff] [blame] | 2135 | struct set_vf_state_cookie { |
| 2136 | struct bnx2x_virtf *vf; |
| 2137 | u8 state; |
| 2138 | }; |
| 2139 | |
Sachin Kamat | 8e61777 | 2013-09-18 09:00:00 +0530 | [diff] [blame] | 2140 | static void bnx2x_set_vf_state(void *cookie) |
Ariel Elior | a3097bd | 2013-08-28 01:13:04 +0300 | [diff] [blame] | 2141 | { |
| 2142 | struct set_vf_state_cookie *p = (struct set_vf_state_cookie *)cookie; |
| 2143 | |
| 2144 | p->vf->state = p->state; |
| 2145 | } |
| 2146 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2147 | int bnx2x_vf_close(struct bnx2x *bp, struct bnx2x_virtf *vf) |
Ariel Elior | 99e9d21 | 2013-01-01 05:22:40 +0000 | [diff] [blame] | 2148 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2149 | int rc = 0, i; |
Ariel Elior | 99e9d21 | 2013-01-01 05:22:40 +0000 | [diff] [blame] | 2150 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2151 | DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); |
Ariel Elior | 99e9d21 | 2013-01-01 05:22:40 +0000 | [diff] [blame] | 2152 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2153 | /* Close all queues */ |
| 2154 | for (i = 0; i < vf_rxq_count(vf); i++) { |
| 2155 | rc = bnx2x_vf_queue_teardown(bp, vf, i); |
| 2156 | if (rc) |
| 2157 | goto op_err; |
Ariel Elior | 99e9d21 | 2013-01-01 05:22:40 +0000 | [diff] [blame] | 2158 | } |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2159 | |
| 2160 | /* disable the interrupts */ |
| 2161 | DP(BNX2X_MSG_IOV, "disabling igu\n"); |
| 2162 | bnx2x_vf_igu_disable(bp, vf); |
| 2163 | |
| 2164 | /* disable the VF */ |
| 2165 | DP(BNX2X_MSG_IOV, "clearing qtbl\n"); |
| 2166 | bnx2x_vf_clr_qtbl(bp, vf); |
Ariel Elior | a3097bd | 2013-08-28 01:13:04 +0300 | [diff] [blame] | 2167 | |
| 2168 | /* need to make sure there are no outstanding stats ramrods which may |
| 2169 | * cause the device to access the VF's stats buffer which it will free |
| 2170 | * as soon as we return from the close flow. |
| 2171 | */ |
| 2172 | { |
| 2173 | struct set_vf_state_cookie cookie; |
| 2174 | |
| 2175 | cookie.vf = vf; |
| 2176 | cookie.state = VF_ACQUIRED; |
Yuval Mintz | dff173d | 2015-03-23 10:56:14 +0200 | [diff] [blame] | 2177 | rc = bnx2x_stats_safe_exec(bp, bnx2x_set_vf_state, &cookie); |
| 2178 | if (rc) |
| 2179 | goto op_err; |
Ariel Elior | a3097bd | 2013-08-28 01:13:04 +0300 | [diff] [blame] | 2180 | } |
| 2181 | |
Ariel Elior | 99e9d21 | 2013-01-01 05:22:40 +0000 | [diff] [blame] | 2182 | DP(BNX2X_MSG_IOV, "set state to acquired\n"); |
Ariel Elior | 99e9d21 | 2013-01-01 05:22:40 +0000 | [diff] [blame] | 2183 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2184 | return 0; |
| 2185 | op_err: |
| 2186 | BNX2X_ERR("vf[%d] CLOSE error: rc %d\n", vf->abs_vfid, rc); |
| 2187 | return rc; |
Ariel Elior | 99e9d21 | 2013-01-01 05:22:40 +0000 | [diff] [blame] | 2188 | } |
| 2189 | |
Yuval Mintz | 16a5fd9 | 2013-06-02 00:06:18 +0000 | [diff] [blame] | 2190 | /* VF release can be called either: 1. The VF was acquired but |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2191 | * not enabled 2. the vf was enabled or in the process of being |
| 2192 | * enabled |
| 2193 | */ |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2194 | int bnx2x_vf_free(struct bnx2x *bp, struct bnx2x_virtf *vf) |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2195 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2196 | int rc; |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2197 | |
| 2198 | DP(BNX2X_MSG_IOV, "VF[%d] STATE: %s\n", vf->abs_vfid, |
| 2199 | vf->state == VF_FREE ? "Free" : |
| 2200 | vf->state == VF_ACQUIRED ? "Acquired" : |
| 2201 | vf->state == VF_ENABLED ? "Enabled" : |
| 2202 | vf->state == VF_RESET ? "Reset" : |
| 2203 | "Unknown"); |
| 2204 | |
| 2205 | switch (vf->state) { |
| 2206 | case VF_ENABLED: |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2207 | rc = bnx2x_vf_close(bp, vf); |
| 2208 | if (rc) |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2209 | goto op_err; |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2210 | /* Fallthrough to release resources */ |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2211 | case VF_ACQUIRED: |
| 2212 | DP(BNX2X_MSG_IOV, "about to free resources\n"); |
| 2213 | bnx2x_vf_free_resc(bp, vf); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2214 | break; |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2215 | |
| 2216 | case VF_FREE: |
| 2217 | case VF_RESET: |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2218 | default: |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2219 | break; |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2220 | } |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2221 | return 0; |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2222 | op_err: |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2223 | BNX2X_ERR("VF[%d] RELEASE error: rc %d\n", vf->abs_vfid, rc); |
| 2224 | return rc; |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2225 | } |
| 2226 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2227 | int bnx2x_vf_rss_update(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 2228 | struct bnx2x_config_rss_params *rss) |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2229 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2230 | DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); |
| 2231 | set_bit(RAMROD_COMP_WAIT, &rss->ramrod_flags); |
| 2232 | return bnx2x_config_rss(bp, rss); |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2233 | } |
| 2234 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2235 | int bnx2x_vf_tpa_update(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 2236 | struct vfpf_tpa_tlv *tlv, |
| 2237 | struct bnx2x_queue_update_tpa_params *params) |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2238 | { |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2239 | aligned_u64 *sge_addr = tlv->tpa_client_info.sge_addr; |
| 2240 | struct bnx2x_queue_state_params qstate; |
| 2241 | int qid, rc = 0; |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2242 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2243 | DP(BNX2X_MSG_IOV, "vf[%d]\n", vf->abs_vfid); |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2244 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2245 | /* Set ramrod params */ |
| 2246 | memset(&qstate, 0, sizeof(struct bnx2x_queue_state_params)); |
| 2247 | memcpy(&qstate.params.update_tpa, params, |
| 2248 | sizeof(struct bnx2x_queue_update_tpa_params)); |
| 2249 | qstate.cmd = BNX2X_Q_CMD_UPDATE_TPA; |
| 2250 | set_bit(RAMROD_COMP_WAIT, &qstate.ramrod_flags); |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2251 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2252 | for (qid = 0; qid < vf_rxq_count(vf); qid++) { |
| 2253 | qstate.q_obj = &bnx2x_vfq(vf, qid, sp_obj); |
| 2254 | qstate.params.update_tpa.sge_map = sge_addr[qid]; |
| 2255 | DP(BNX2X_MSG_IOV, "sge_addr[%d:%d] %08x:%08x\n", |
| 2256 | vf->abs_vfid, qid, U64_HI(sge_addr[qid]), |
| 2257 | U64_LO(sge_addr[qid])); |
| 2258 | rc = bnx2x_queue_state_change(bp, &qstate); |
| 2259 | if (rc) { |
| 2260 | BNX2X_ERR("Failed to configure sge_addr %08x:%08x for [%d:%d]\n", |
| 2261 | U64_HI(sge_addr[qid]), U64_LO(sge_addr[qid]), |
| 2262 | vf->abs_vfid, qid); |
| 2263 | return rc; |
Michal Kalderon | 14a94eb | 2014-02-12 18:19:53 +0200 | [diff] [blame] | 2264 | } |
Michal Kalderon | 14a94eb | 2014-02-12 18:19:53 +0200 | [diff] [blame] | 2265 | } |
Michal Kalderon | 14a94eb | 2014-02-12 18:19:53 +0200 | [diff] [blame] | 2266 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2267 | return rc; |
Michal Kalderon | 14a94eb | 2014-02-12 18:19:53 +0200 | [diff] [blame] | 2268 | } |
| 2269 | |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2270 | /* VF release ~ VF close + VF release-resources |
| 2271 | * Release is the ultimate SW shutdown and is called whenever an |
| 2272 | * irrecoverable error is encountered. |
| 2273 | */ |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2274 | int bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf) |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2275 | { |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2276 | int rc; |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2277 | |
| 2278 | DP(BNX2X_MSG_IOV, "PF releasing vf %d\n", vf->abs_vfid); |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2279 | bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_RELEASE_VF); |
| 2280 | |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2281 | rc = bnx2x_vf_free(bp, vf); |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2282 | if (rc) |
| 2283 | WARN(rc, |
| 2284 | "VF[%d] Failed to allocate resources for release op- rc=%d\n", |
| 2285 | vf->abs_vfid, rc); |
Yuval Mintz | 2dc33bb | 2014-03-23 18:12:25 +0200 | [diff] [blame] | 2286 | bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_RELEASE_VF); |
| 2287 | return rc; |
Ariel Elior | f1929b0 | 2013-01-01 05:22:41 +0000 | [diff] [blame] | 2288 | } |
| 2289 | |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 2290 | void bnx2x_lock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 2291 | enum channel_tlvs tlv) |
| 2292 | { |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2293 | /* we don't lock the channel for unsupported tlvs */ |
| 2294 | if (!bnx2x_tlv_supported(tlv)) { |
| 2295 | BNX2X_ERR("attempting to lock with unsupported tlv. Aborting\n"); |
| 2296 | return; |
| 2297 | } |
| 2298 | |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 2299 | /* lock the channel */ |
| 2300 | mutex_lock(&vf->op_mutex); |
| 2301 | |
| 2302 | /* record the locking op */ |
| 2303 | vf->op_current = tlv; |
| 2304 | |
| 2305 | /* log the lock */ |
| 2306 | DP(BNX2X_MSG_IOV, "VF[%d]: vf pf channel locked by %d\n", |
| 2307 | vf->abs_vfid, tlv); |
| 2308 | } |
| 2309 | |
| 2310 | void bnx2x_unlock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 2311 | enum channel_tlvs expected_tlv) |
| 2312 | { |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2313 | enum channel_tlvs current_tlv; |
| 2314 | |
| 2315 | if (!vf) { |
| 2316 | BNX2X_ERR("VF was %p\n", vf); |
| 2317 | return; |
| 2318 | } |
| 2319 | |
| 2320 | current_tlv = vf->op_current; |
| 2321 | |
| 2322 | /* we don't unlock the channel for unsupported tlvs */ |
| 2323 | if (!bnx2x_tlv_supported(expected_tlv)) |
| 2324 | return; |
| 2325 | |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 2326 | WARN(expected_tlv != vf->op_current, |
| 2327 | "lock mismatch: expected %d found %d", expected_tlv, |
| 2328 | vf->op_current); |
| 2329 | |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2330 | /* record the locking op */ |
| 2331 | vf->op_current = CHANNEL_TLV_NONE; |
| 2332 | |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 2333 | /* lock the channel */ |
| 2334 | mutex_unlock(&vf->op_mutex); |
| 2335 | |
| 2336 | /* log the unlock */ |
| 2337 | DP(BNX2X_MSG_IOV, "VF[%d]: vf pf channel unlocked by %d\n", |
Yuval Mintz | 0c23ad3 | 2014-08-17 16:47:45 +0300 | [diff] [blame] | 2338 | vf->abs_vfid, current_tlv); |
Ariel Elior | 8ca5e17 | 2013-01-01 05:22:34 +0000 | [diff] [blame] | 2339 | } |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2340 | |
Yuval Mintz | c14db20 | 2014-01-12 14:37:59 +0200 | [diff] [blame] | 2341 | static int bnx2x_set_pf_tx_switching(struct bnx2x *bp, bool enable) |
| 2342 | { |
| 2343 | struct bnx2x_queue_state_params q_params; |
| 2344 | u32 prev_flags; |
| 2345 | int i, rc; |
| 2346 | |
| 2347 | /* Verify changes are needed and record current Tx switching state */ |
| 2348 | prev_flags = bp->flags; |
| 2349 | if (enable) |
| 2350 | bp->flags |= TX_SWITCHING; |
| 2351 | else |
| 2352 | bp->flags &= ~TX_SWITCHING; |
| 2353 | if (prev_flags == bp->flags) |
| 2354 | return 0; |
| 2355 | |
| 2356 | /* Verify state enables the sending of queue ramrods */ |
| 2357 | if ((bp->state != BNX2X_STATE_OPEN) || |
| 2358 | (bnx2x_get_q_logical_state(bp, |
| 2359 | &bnx2x_sp_obj(bp, &bp->fp[0]).q_obj) != |
| 2360 | BNX2X_Q_LOGICAL_STATE_ACTIVE)) |
| 2361 | return 0; |
| 2362 | |
| 2363 | /* send q. update ramrod to configure Tx switching */ |
| 2364 | memset(&q_params, 0, sizeof(q_params)); |
| 2365 | __set_bit(RAMROD_COMP_WAIT, &q_params.ramrod_flags); |
| 2366 | q_params.cmd = BNX2X_Q_CMD_UPDATE; |
| 2367 | __set_bit(BNX2X_Q_UPDATE_TX_SWITCHING_CHNG, |
| 2368 | &q_params.params.update.update_flags); |
| 2369 | if (enable) |
| 2370 | __set_bit(BNX2X_Q_UPDATE_TX_SWITCHING, |
| 2371 | &q_params.params.update.update_flags); |
| 2372 | else |
| 2373 | __clear_bit(BNX2X_Q_UPDATE_TX_SWITCHING, |
| 2374 | &q_params.params.update.update_flags); |
| 2375 | |
| 2376 | /* send the ramrod on all the queues of the PF */ |
| 2377 | for_each_eth_queue(bp, i) { |
| 2378 | struct bnx2x_fastpath *fp = &bp->fp[i]; |
| 2379 | |
| 2380 | /* Set the appropriate Queue object */ |
| 2381 | q_params.q_obj = &bnx2x_sp_obj(bp, fp).q_obj; |
| 2382 | |
| 2383 | /* Update the Queue state */ |
| 2384 | rc = bnx2x_queue_state_change(bp, &q_params); |
| 2385 | if (rc) { |
| 2386 | BNX2X_ERR("Failed to configure Tx switching\n"); |
| 2387 | return rc; |
| 2388 | } |
| 2389 | } |
| 2390 | |
| 2391 | DP(BNX2X_MSG_IOV, "%s Tx Switching\n", enable ? "Enabled" : "Disabled"); |
| 2392 | return 0; |
| 2393 | } |
| 2394 | |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2395 | int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs_param) |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2396 | { |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2397 | struct bnx2x *bp = netdev_priv(pci_get_drvdata(dev)); |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2398 | |
Michal Kalderon | c8781cf | 2013-12-04 12:04:54 +0200 | [diff] [blame] | 2399 | if (!IS_SRIOV(bp)) { |
| 2400 | BNX2X_ERR("failed to configure SR-IOV since vfdb was not allocated. Check dmesg for errors in probe stage\n"); |
| 2401 | return -EINVAL; |
| 2402 | } |
| 2403 | |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2404 | DP(BNX2X_MSG_IOV, "bnx2x_sriov_configure called with %d, BNX2X_NR_VIRTFN(bp) was %d\n", |
| 2405 | num_vfs_param, BNX2X_NR_VIRTFN(bp)); |
| 2406 | |
| 2407 | /* HW channel is only operational when PF is up */ |
| 2408 | if (bp->state != BNX2X_STATE_OPEN) { |
Yuval Mintz | 6bf07b8 | 2013-06-02 00:06:20 +0000 | [diff] [blame] | 2409 | BNX2X_ERR("VF num configuration via sysfs not supported while PF is down\n"); |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2410 | return -EINVAL; |
| 2411 | } |
| 2412 | |
| 2413 | /* we are always bound by the total_vfs in the configuration space */ |
| 2414 | if (num_vfs_param > BNX2X_NR_VIRTFN(bp)) { |
| 2415 | BNX2X_ERR("truncating requested number of VFs (%d) down to maximum allowed (%d)\n", |
| 2416 | num_vfs_param, BNX2X_NR_VIRTFN(bp)); |
| 2417 | num_vfs_param = BNX2X_NR_VIRTFN(bp); |
| 2418 | } |
| 2419 | |
| 2420 | bp->requested_nr_virtfn = num_vfs_param; |
| 2421 | if (num_vfs_param == 0) { |
Yuval Mintz | c14db20 | 2014-01-12 14:37:59 +0200 | [diff] [blame] | 2422 | bnx2x_set_pf_tx_switching(bp, false); |
Yuval Mintz | a345ce7 | 2014-08-17 16:47:49 +0300 | [diff] [blame] | 2423 | bnx2x_disable_sriov(bp); |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2424 | return 0; |
| 2425 | } else { |
| 2426 | return bnx2x_enable_sriov(bp); |
| 2427 | } |
| 2428 | } |
Yuval Mintz | c14db20 | 2014-01-12 14:37:59 +0200 | [diff] [blame] | 2429 | |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2430 | #define IGU_ENTRY_SIZE 4 |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2431 | |
| 2432 | int bnx2x_enable_sriov(struct bnx2x *bp) |
| 2433 | { |
| 2434 | int rc = 0, req_vfs = bp->requested_nr_virtfn; |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2435 | int vf_idx, sb_idx, vfq_idx, qcount, first_vf; |
| 2436 | u32 igu_entry, address; |
| 2437 | u16 num_vf_queues; |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2438 | |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2439 | if (req_vfs == 0) |
| 2440 | return 0; |
| 2441 | |
| 2442 | first_vf = bp->vfdb->sriov.first_vf_in_pf; |
| 2443 | |
| 2444 | /* statically distribute vf sb pool between VFs */ |
| 2445 | num_vf_queues = min_t(u16, BNX2X_VF_MAX_QUEUES, |
| 2446 | BP_VFDB(bp)->vf_sbs_pool / req_vfs); |
| 2447 | |
| 2448 | /* zero previous values learned from igu cam */ |
| 2449 | for (vf_idx = 0; vf_idx < req_vfs; vf_idx++) { |
| 2450 | struct bnx2x_virtf *vf = BP_VF(bp, vf_idx); |
| 2451 | |
| 2452 | vf->sb_count = 0; |
| 2453 | vf_sb_count(BP_VF(bp, vf_idx)) = 0; |
| 2454 | } |
| 2455 | bp->vfdb->vf_sbs_pool = 0; |
| 2456 | |
| 2457 | /* prepare IGU cam */ |
| 2458 | sb_idx = BP_VFDB(bp)->first_vf_igu_entry; |
| 2459 | address = IGU_REG_MAPPING_MEMORY + sb_idx * IGU_ENTRY_SIZE; |
| 2460 | for (vf_idx = first_vf; vf_idx < first_vf + req_vfs; vf_idx++) { |
| 2461 | for (vfq_idx = 0; vfq_idx < num_vf_queues; vfq_idx++) { |
| 2462 | igu_entry = vf_idx << IGU_REG_MAPPING_MEMORY_FID_SHIFT | |
| 2463 | vfq_idx << IGU_REG_MAPPING_MEMORY_VECTOR_SHIFT | |
| 2464 | IGU_REG_MAPPING_MEMORY_VALID; |
| 2465 | DP(BNX2X_MSG_IOV, "assigning sb %d to vf %d\n", |
| 2466 | sb_idx, vf_idx); |
| 2467 | REG_WR(bp, address, igu_entry); |
| 2468 | sb_idx++; |
| 2469 | address += IGU_ENTRY_SIZE; |
| 2470 | } |
| 2471 | } |
| 2472 | |
| 2473 | /* Reinitialize vf database according to igu cam */ |
| 2474 | bnx2x_get_vf_igu_cam_info(bp); |
| 2475 | |
| 2476 | DP(BNX2X_MSG_IOV, "vf_sbs_pool %d, num_vf_queues %d\n", |
| 2477 | BP_VFDB(bp)->vf_sbs_pool, num_vf_queues); |
| 2478 | |
| 2479 | qcount = 0; |
| 2480 | for_each_vf(bp, vf_idx) { |
| 2481 | struct bnx2x_virtf *vf = BP_VF(bp, vf_idx); |
| 2482 | |
| 2483 | /* set local queue arrays */ |
| 2484 | vf->vfqs = &bp->vfdb->vfqs[qcount]; |
| 2485 | qcount += vf_sb_count(vf); |
Ariel Elior | 717fa2b | 2013-09-23 10:12:52 +0300 | [diff] [blame] | 2486 | bnx2x_iov_static_resc(bp, vf); |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2487 | } |
| 2488 | |
Michal Kalderon | 89e18ae | 2014-01-05 18:33:51 +0200 | [diff] [blame] | 2489 | /* prepare msix vectors in VF configuration space - the value in the |
| 2490 | * PCI configuration space should be the index of the last entry, |
| 2491 | * namely one less than the actual size of the table |
| 2492 | */ |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2493 | for (vf_idx = first_vf; vf_idx < first_vf + req_vfs; vf_idx++) { |
| 2494 | bnx2x_pretend_func(bp, HW_VF_HANDLE(bp, vf_idx)); |
| 2495 | REG_WR(bp, PCICFG_OFFSET + GRC_CONFIG_REG_VF_MSIX_CONTROL, |
Michal Kalderon | 89e18ae | 2014-01-05 18:33:51 +0200 | [diff] [blame] | 2496 | num_vf_queues - 1); |
Ariel Elior | 717fa2b | 2013-09-23 10:12:52 +0300 | [diff] [blame] | 2497 | DP(BNX2X_MSG_IOV, "set msix vec num in VF %d cfg space to %d\n", |
Michal Kalderon | 89e18ae | 2014-01-05 18:33:51 +0200 | [diff] [blame] | 2498 | vf_idx, num_vf_queues - 1); |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2499 | } |
| 2500 | bnx2x_pretend_func(bp, BP_ABS_FUNC(bp)); |
| 2501 | |
| 2502 | /* enable sriov. This will probe all the VFs, and consequentially cause |
| 2503 | * the "acquire" messages to appear on the VF PF channel. |
| 2504 | */ |
| 2505 | DP(BNX2X_MSG_IOV, "about to call enable sriov\n"); |
Ariel Elior | 826cb7b | 2013-10-27 13:07:01 +0200 | [diff] [blame] | 2506 | bnx2x_disable_sriov(bp); |
Yuval Mintz | c14db20 | 2014-01-12 14:37:59 +0200 | [diff] [blame] | 2507 | |
| 2508 | rc = bnx2x_set_pf_tx_switching(bp, true); |
| 2509 | if (rc) |
| 2510 | return rc; |
| 2511 | |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2512 | rc = pci_enable_sriov(bp->pdev, req_vfs); |
| 2513 | if (rc) { |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2514 | BNX2X_ERR("pci_enable_sriov failed with %d\n", rc); |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2515 | return rc; |
| 2516 | } |
| 2517 | DP(BNX2X_MSG_IOV, "sriov enabled (%d vfs)\n", req_vfs); |
| 2518 | return req_vfs; |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2519 | } |
| 2520 | |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2521 | void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp) |
| 2522 | { |
| 2523 | int vfidx; |
| 2524 | struct pf_vf_bulletin_content *bulletin; |
| 2525 | |
| 2526 | DP(BNX2X_MSG_IOV, "configuring vlan for VFs from sp-task\n"); |
| 2527 | for_each_vf(bp, vfidx) { |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2528 | bulletin = BP_VF_BULLETIN(bp, vfidx); |
Yuval Mintz | c46309c | 2015-08-02 12:42:41 +0300 | [diff] [blame] | 2529 | if (bulletin->valid_bitmap & (1 << VLAN_VALID)) |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2530 | bnx2x_set_vf_vlan(bp->dev, vfidx, bulletin->vlan, 0); |
| 2531 | } |
| 2532 | } |
| 2533 | |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2534 | void bnx2x_disable_sriov(struct bnx2x *bp) |
| 2535 | { |
Yuval Mintz | a345ce7 | 2014-08-17 16:47:49 +0300 | [diff] [blame] | 2536 | if (pci_vfs_assigned(bp->pdev)) { |
| 2537 | DP(BNX2X_MSG_IOV, |
| 2538 | "Unloading driver while VFs are assigned - VFs will not be deallocated\n"); |
| 2539 | return; |
| 2540 | } |
| 2541 | |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2542 | pci_disable_sriov(bp->pdev); |
| 2543 | } |
| 2544 | |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2545 | static int bnx2x_vf_op_prep(struct bnx2x *bp, int vfidx, |
| 2546 | struct bnx2x_virtf **vf, |
| 2547 | struct pf_vf_bulletin_content **bulletin, |
| 2548 | bool test_queue) |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2549 | { |
Ariel Elior | af902ae | 2013-06-20 17:39:09 +0300 | [diff] [blame] | 2550 | if (bp->state != BNX2X_STATE_OPEN) { |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2551 | BNX2X_ERR("PF is down - can't utilize iov-related functionality\n"); |
Ariel Elior | af902ae | 2013-06-20 17:39:09 +0300 | [diff] [blame] | 2552 | return -EINVAL; |
| 2553 | } |
| 2554 | |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2555 | if (!IS_SRIOV(bp)) { |
Yuval Mintz | 0c23ad3 | 2014-08-17 16:47:45 +0300 | [diff] [blame] | 2556 | BNX2X_ERR("sriov is disabled - can't utilize iov-related functionality\n"); |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2557 | return -EINVAL; |
| 2558 | } |
| 2559 | |
| 2560 | if (vfidx >= BNX2X_NR_VIRTFN(bp)) { |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2561 | BNX2X_ERR("VF is uninitialized - can't utilize iov-related functionality. vfidx was %d BNX2X_NR_VIRTFN was %d\n", |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2562 | vfidx, BNX2X_NR_VIRTFN(bp)); |
| 2563 | return -EINVAL; |
| 2564 | } |
| 2565 | |
Ariel Elior | 5ae30d7 | 2013-08-19 09:12:00 +0300 | [diff] [blame] | 2566 | /* init members */ |
| 2567 | *vf = BP_VF(bp, vfidx); |
| 2568 | *bulletin = BP_VF_BULLETIN(bp, vfidx); |
| 2569 | |
| 2570 | if (!*vf) { |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2571 | BNX2X_ERR("Unable to get VF structure for vfidx %d\n", vfidx); |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2572 | return -EINVAL; |
| 2573 | } |
| 2574 | |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2575 | if (test_queue && !(*vf)->vfqs) { |
| 2576 | BNX2X_ERR("vfqs struct is null. Was this invoked before dynamically enabling SR-IOV? vfidx was %d\n", |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2577 | vfidx); |
| 2578 | return -EINVAL; |
| 2579 | } |
| 2580 | |
Ariel Elior | 5ae30d7 | 2013-08-19 09:12:00 +0300 | [diff] [blame] | 2581 | if (!*bulletin) { |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2582 | BNX2X_ERR("Bulletin Board struct is null for vfidx %d\n", |
Ariel Elior | 5ae30d7 | 2013-08-19 09:12:00 +0300 | [diff] [blame] | 2583 | vfidx); |
| 2584 | return -EINVAL; |
| 2585 | } |
| 2586 | |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2587 | return 0; |
| 2588 | } |
| 2589 | |
| 2590 | int bnx2x_get_vf_config(struct net_device *dev, int vfidx, |
| 2591 | struct ifla_vf_info *ivi) |
| 2592 | { |
| 2593 | struct bnx2x *bp = netdev_priv(dev); |
Ariel Elior | 5ae30d7 | 2013-08-19 09:12:00 +0300 | [diff] [blame] | 2594 | struct bnx2x_virtf *vf = NULL; |
| 2595 | struct pf_vf_bulletin_content *bulletin = NULL; |
| 2596 | struct bnx2x_vlan_mac_obj *mac_obj; |
| 2597 | struct bnx2x_vlan_mac_obj *vlan_obj; |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2598 | int rc; |
| 2599 | |
Ariel Elior | 5ae30d7 | 2013-08-19 09:12:00 +0300 | [diff] [blame] | 2600 | /* sanity and init */ |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2601 | rc = bnx2x_vf_op_prep(bp, vfidx, &vf, &bulletin, true); |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2602 | if (rc) |
| 2603 | return rc; |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2604 | |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2605 | mac_obj = &bnx2x_leading_vfq(vf, mac_obj); |
| 2606 | vlan_obj = &bnx2x_leading_vfq(vf, vlan_obj); |
Ariel Elior | 5ae30d7 | 2013-08-19 09:12:00 +0300 | [diff] [blame] | 2607 | if (!mac_obj || !vlan_obj) { |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 2608 | BNX2X_ERR("VF partially initialized\n"); |
| 2609 | return -EINVAL; |
| 2610 | } |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2611 | |
| 2612 | ivi->vf = vfidx; |
| 2613 | ivi->qos = 0; |
Sucheta Chakraborty | ed61668 | 2014-05-22 09:59:05 -0400 | [diff] [blame] | 2614 | ivi->max_tx_rate = 10000; /* always 10G. TBA take from link struct */ |
| 2615 | ivi->min_tx_rate = 0; |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2616 | ivi->spoofchk = 1; /*always enabled */ |
| 2617 | if (vf->state == VF_ENABLED) { |
| 2618 | /* mac and vlan are in vlan_mac objects */ |
Yuval Mintz | 3a3534e | 2014-02-12 18:19:54 +0200 | [diff] [blame] | 2619 | if (bnx2x_validate_vf_sp_objs(bp, vf, false)) { |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2620 | mac_obj->get_n_elements(bp, mac_obj, 1, (u8 *)&ivi->mac, |
| 2621 | 0, ETH_ALEN); |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2622 | vlan_obj->get_n_elements(bp, vlan_obj, 1, |
| 2623 | (u8 *)&ivi->vlan, 0, |
| 2624 | VLAN_HLEN); |
Yuval Mintz | 3a3534e | 2014-02-12 18:19:54 +0200 | [diff] [blame] | 2625 | } |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2626 | } else { |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2627 | mutex_lock(&bp->vfdb->bulletin_mutex); |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2628 | /* mac */ |
| 2629 | if (bulletin->valid_bitmap & (1 << MAC_ADDR_VALID)) |
| 2630 | /* mac configured by ndo so its in bulletin board */ |
| 2631 | memcpy(&ivi->mac, bulletin->mac, ETH_ALEN); |
| 2632 | else |
Yuval Mintz | 16a5fd9 | 2013-06-02 00:06:18 +0000 | [diff] [blame] | 2633 | /* function has not been loaded yet. Show mac as 0s */ |
Joe Perches | c7bf716 | 2015-03-02 19:54:47 -0800 | [diff] [blame] | 2634 | eth_zero_addr(ivi->mac); |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2635 | |
| 2636 | /* vlan */ |
| 2637 | if (bulletin->valid_bitmap & (1 << VLAN_VALID)) |
| 2638 | /* vlan configured by ndo so its in bulletin board */ |
| 2639 | memcpy(&ivi->vlan, &bulletin->vlan, VLAN_HLEN); |
| 2640 | else |
Yuval Mintz | 16a5fd9 | 2013-06-02 00:06:18 +0000 | [diff] [blame] | 2641 | /* function has not been loaded yet. Show vlans as 0s */ |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2642 | memset(&ivi->vlan, 0, VLAN_HLEN); |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2643 | |
| 2644 | mutex_unlock(&bp->vfdb->bulletin_mutex); |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2645 | } |
| 2646 | |
| 2647 | return 0; |
| 2648 | } |
| 2649 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2650 | /* New mac for VF. Consider these cases: |
| 2651 | * 1. VF hasn't been acquired yet - save the mac in local bulletin board and |
| 2652 | * supply at acquire. |
| 2653 | * 2. VF has already been acquired but has not yet initialized - store in local |
| 2654 | * bulletin board. mac will be posted on VF bulletin board after VF init. VF |
| 2655 | * will configure this mac when it is ready. |
| 2656 | * 3. VF has already initialized but has not yet setup a queue - post the new |
| 2657 | * mac on VF's bulletin board right now. VF will configure this mac when it |
| 2658 | * is ready. |
| 2659 | * 4. VF has already set a queue - delete any macs already configured for this |
| 2660 | * queue and manually config the new mac. |
| 2661 | * In any event, once this function has been called refuse any attempts by the |
| 2662 | * VF to configure any mac for itself except for this mac. In case of a race |
| 2663 | * where the VF fails to see the new post on its bulletin board before sending a |
| 2664 | * mac configuration request, the PF will simply fail the request and VF can try |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2665 | * again after consulting its bulletin board. |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2666 | */ |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2667 | int bnx2x_set_vf_mac(struct net_device *dev, int vfidx, u8 *mac) |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2668 | { |
| 2669 | struct bnx2x *bp = netdev_priv(dev); |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2670 | int rc, q_logical_state; |
Ariel Elior | 5ae30d7 | 2013-08-19 09:12:00 +0300 | [diff] [blame] | 2671 | struct bnx2x_virtf *vf = NULL; |
| 2672 | struct pf_vf_bulletin_content *bulletin = NULL; |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2673 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2674 | if (!is_valid_ether_addr(mac)) { |
| 2675 | BNX2X_ERR("mac address invalid\n"); |
| 2676 | return -EINVAL; |
| 2677 | } |
| 2678 | |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2679 | /* sanity and init */ |
| 2680 | rc = bnx2x_vf_op_prep(bp, vfidx, &vf, &bulletin, true); |
| 2681 | if (rc) |
| 2682 | return rc; |
| 2683 | |
| 2684 | mutex_lock(&bp->vfdb->bulletin_mutex); |
| 2685 | |
Yuval Mintz | 16a5fd9 | 2013-06-02 00:06:18 +0000 | [diff] [blame] | 2686 | /* update PF's copy of the VF's bulletin. Will no longer accept mac |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2687 | * configuration requests from vf unless match this mac |
| 2688 | */ |
| 2689 | bulletin->valid_bitmap |= 1 << MAC_ADDR_VALID; |
| 2690 | memcpy(bulletin->mac, mac, ETH_ALEN); |
| 2691 | |
| 2692 | /* Post update on VF's bulletin board */ |
| 2693 | rc = bnx2x_post_vf_bulletin(bp, vfidx); |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2694 | |
| 2695 | /* release lock before checking return code */ |
| 2696 | mutex_unlock(&bp->vfdb->bulletin_mutex); |
| 2697 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2698 | if (rc) { |
| 2699 | BNX2X_ERR("failed to update VF[%d] bulletin\n", vfidx); |
| 2700 | return rc; |
| 2701 | } |
| 2702 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2703 | q_logical_state = |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2704 | bnx2x_get_q_logical_state(bp, &bnx2x_leading_vfq(vf, sp_obj)); |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2705 | if (vf->state == VF_ENABLED && |
| 2706 | q_logical_state == BNX2X_Q_LOGICAL_STATE_ACTIVE) { |
| 2707 | /* configure the mac in device on this vf's queue */ |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2708 | unsigned long ramrod_flags = 0; |
Yuval Mintz | 3a3534e | 2014-02-12 18:19:54 +0200 | [diff] [blame] | 2709 | struct bnx2x_vlan_mac_obj *mac_obj; |
Ariel Elior | b9871bc | 2013-09-04 14:09:21 +0300 | [diff] [blame] | 2710 | |
Yuval Mintz | 3a3534e | 2014-02-12 18:19:54 +0200 | [diff] [blame] | 2711 | /* User should be able to see failure reason in system logs */ |
| 2712 | if (!bnx2x_validate_vf_sp_objs(bp, vf, true)) |
| 2713 | return -EINVAL; |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2714 | |
| 2715 | /* must lock vfpf channel to protect against vf flows */ |
| 2716 | bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_MAC); |
| 2717 | |
| 2718 | /* remove existing eth macs */ |
Yuval Mintz | 3a3534e | 2014-02-12 18:19:54 +0200 | [diff] [blame] | 2719 | mac_obj = &bnx2x_leading_vfq(vf, mac_obj); |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2720 | rc = bnx2x_del_all_macs(bp, mac_obj, BNX2X_ETH_MAC, true); |
| 2721 | if (rc) { |
| 2722 | BNX2X_ERR("failed to delete eth macs\n"); |
Ariel Elior | 31329af | 2013-10-20 16:51:28 +0200 | [diff] [blame] | 2723 | rc = -EINVAL; |
| 2724 | goto out; |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2725 | } |
| 2726 | |
| 2727 | /* remove existing uc list macs */ |
| 2728 | rc = bnx2x_del_all_macs(bp, mac_obj, BNX2X_UC_LIST_MAC, true); |
| 2729 | if (rc) { |
| 2730 | BNX2X_ERR("failed to delete uc_list macs\n"); |
Ariel Elior | 31329af | 2013-10-20 16:51:28 +0200 | [diff] [blame] | 2731 | rc = -EINVAL; |
| 2732 | goto out; |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2733 | } |
| 2734 | |
| 2735 | /* configure the new mac to device */ |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2736 | __set_bit(RAMROD_COMP_WAIT, &ramrod_flags); |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2737 | bnx2x_set_mac_one(bp, (u8 *)&bulletin->mac, mac_obj, true, |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2738 | BNX2X_ETH_MAC, &ramrod_flags); |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2739 | |
Ariel Elior | 31329af | 2013-10-20 16:51:28 +0200 | [diff] [blame] | 2740 | out: |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2741 | bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_MAC); |
| 2742 | } |
| 2743 | |
Joe Perches | 0294834 | 2014-05-15 23:51:43 -0700 | [diff] [blame] | 2744 | return rc; |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2745 | } |
| 2746 | |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2747 | static void bnx2x_set_vf_vlan_acceptance(struct bnx2x *bp, |
| 2748 | struct bnx2x_virtf *vf, bool accept) |
| 2749 | { |
| 2750 | struct bnx2x_rx_mode_ramrod_params rx_ramrod; |
| 2751 | unsigned long accept_flags; |
| 2752 | |
| 2753 | /* need to remove/add the VF's accept_any_vlan bit */ |
| 2754 | accept_flags = bnx2x_leading_vfq(vf, accept_flags); |
| 2755 | if (accept) |
| 2756 | set_bit(BNX2X_ACCEPT_ANY_VLAN, &accept_flags); |
| 2757 | else |
| 2758 | clear_bit(BNX2X_ACCEPT_ANY_VLAN, &accept_flags); |
| 2759 | |
| 2760 | bnx2x_vf_prep_rx_mode(bp, LEADING_IDX, &rx_ramrod, vf, |
| 2761 | accept_flags); |
| 2762 | bnx2x_leading_vfq(vf, accept_flags) = accept_flags; |
| 2763 | bnx2x_config_rx_mode(bp, &rx_ramrod); |
| 2764 | } |
| 2765 | |
| 2766 | static int bnx2x_set_vf_vlan_filter(struct bnx2x *bp, struct bnx2x_virtf *vf, |
| 2767 | u16 vlan, bool add) |
| 2768 | { |
| 2769 | struct bnx2x_vlan_mac_ramrod_params ramrod_param; |
| 2770 | unsigned long ramrod_flags = 0; |
| 2771 | int rc = 0; |
| 2772 | |
| 2773 | /* configure the new vlan to device */ |
| 2774 | memset(&ramrod_param, 0, sizeof(ramrod_param)); |
| 2775 | __set_bit(RAMROD_COMP_WAIT, &ramrod_flags); |
| 2776 | ramrod_param.vlan_mac_obj = &bnx2x_leading_vfq(vf, vlan_obj); |
| 2777 | ramrod_param.ramrod_flags = ramrod_flags; |
| 2778 | ramrod_param.user_req.u.vlan.vlan = vlan; |
| 2779 | ramrod_param.user_req.cmd = add ? BNX2X_VLAN_MAC_ADD |
| 2780 | : BNX2X_VLAN_MAC_DEL; |
| 2781 | rc = bnx2x_config_vlan_mac(bp, &ramrod_param); |
| 2782 | if (rc) { |
| 2783 | BNX2X_ERR("failed to configure vlan\n"); |
| 2784 | return -EINVAL; |
| 2785 | } |
| 2786 | |
| 2787 | return 0; |
| 2788 | } |
| 2789 | |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2790 | int bnx2x_set_vf_vlan(struct net_device *dev, int vfidx, u16 vlan, u8 qos) |
| 2791 | { |
Ariel Elior | 5ae30d7 | 2013-08-19 09:12:00 +0300 | [diff] [blame] | 2792 | struct pf_vf_bulletin_content *bulletin = NULL; |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2793 | struct bnx2x *bp = netdev_priv(dev); |
| 2794 | struct bnx2x_vlan_mac_obj *vlan_obj; |
| 2795 | unsigned long vlan_mac_flags = 0; |
| 2796 | unsigned long ramrod_flags = 0; |
| 2797 | struct bnx2x_virtf *vf = NULL; |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2798 | int i, rc; |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2799 | |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2800 | if (vlan > 4095) { |
| 2801 | BNX2X_ERR("illegal vlan value %d\n", vlan); |
| 2802 | return -EINVAL; |
| 2803 | } |
| 2804 | |
| 2805 | DP(BNX2X_MSG_IOV, "configuring VF %d with VLAN %d qos %d\n", |
| 2806 | vfidx, vlan, 0); |
| 2807 | |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2808 | /* sanity and init */ |
| 2809 | rc = bnx2x_vf_op_prep(bp, vfidx, &vf, &bulletin, true); |
| 2810 | if (rc) |
| 2811 | return rc; |
| 2812 | |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2813 | /* update PF's copy of the VF's bulletin. No point in posting the vlan |
| 2814 | * to the VF since it doesn't have anything to do with it. But it useful |
| 2815 | * to store it here in case the VF is not up yet and we can only |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2816 | * configure the vlan later when it does. Treat vlan id 0 as remove the |
| 2817 | * Host tag. |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2818 | */ |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2819 | mutex_lock(&bp->vfdb->bulletin_mutex); |
| 2820 | |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2821 | if (vlan > 0) |
| 2822 | bulletin->valid_bitmap |= 1 << VLAN_VALID; |
| 2823 | else |
| 2824 | bulletin->valid_bitmap &= ~(1 << VLAN_VALID); |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2825 | bulletin->vlan = vlan; |
| 2826 | |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2827 | /* Post update on VF's bulletin board */ |
| 2828 | rc = bnx2x_post_vf_bulletin(bp, vfidx); |
| 2829 | if (rc) |
| 2830 | BNX2X_ERR("failed to update VF[%d] bulletin\n", vfidx); |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2831 | mutex_unlock(&bp->vfdb->bulletin_mutex); |
| 2832 | |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2833 | /* is vf initialized and queue set up? */ |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2834 | if (vf->state != VF_ENABLED || |
| 2835 | bnx2x_get_q_logical_state(bp, &bnx2x_leading_vfq(vf, sp_obj)) != |
| 2836 | BNX2X_Q_LOGICAL_STATE_ACTIVE) |
| 2837 | return rc; |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2838 | |
Yuval Mintz | 3a3534e | 2014-02-12 18:19:54 +0200 | [diff] [blame] | 2839 | /* User should be able to see error in system logs */ |
| 2840 | if (!bnx2x_validate_vf_sp_objs(bp, vf, true)) |
| 2841 | return -EINVAL; |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2842 | |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2843 | /* must lock vfpf channel to protect against vf flows */ |
| 2844 | bnx2x_lock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_VLAN); |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2845 | |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2846 | /* remove existing vlans */ |
| 2847 | __set_bit(RAMROD_COMP_WAIT, &ramrod_flags); |
Yuval Mintz | 3a3534e | 2014-02-12 18:19:54 +0200 | [diff] [blame] | 2848 | vlan_obj = &bnx2x_leading_vfq(vf, vlan_obj); |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2849 | rc = vlan_obj->delete_all(bp, vlan_obj, &vlan_mac_flags, |
| 2850 | &ramrod_flags); |
| 2851 | if (rc) { |
| 2852 | BNX2X_ERR("failed to delete vlans\n"); |
| 2853 | rc = -EINVAL; |
| 2854 | goto out; |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 2855 | } |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2856 | |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2857 | /* clear accept_any_vlan when HV forces vlan, otherwise |
| 2858 | * according to VF capabilities |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2859 | */ |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2860 | if (vlan || !(vf->cfg_flags & VF_CFG_VLAN_FILTER)) |
| 2861 | bnx2x_set_vf_vlan_acceptance(bp, vf, !vlan); |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2862 | |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2863 | rc = bnx2x_set_vf_vlan_filter(bp, vf, vlan, true); |
| 2864 | if (rc) |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2865 | goto out; |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2866 | |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2867 | /* send queue update ramrods to configure default vlan and |
| 2868 | * silent vlan removal |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2869 | */ |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2870 | for_each_vfq(vf, i) { |
| 2871 | struct bnx2x_queue_state_params q_params = {NULL}; |
| 2872 | struct bnx2x_queue_update_params *update_params; |
| 2873 | |
| 2874 | q_params.q_obj = &bnx2x_vfq(vf, i, sp_obj); |
| 2875 | |
| 2876 | /* validate the Q is UP */ |
| 2877 | if (bnx2x_get_q_logical_state(bp, q_params.q_obj) != |
| 2878 | BNX2X_Q_LOGICAL_STATE_ACTIVE) |
| 2879 | continue; |
| 2880 | |
| 2881 | __set_bit(RAMROD_COMP_WAIT, &q_params.ramrod_flags); |
| 2882 | q_params.cmd = BNX2X_Q_CMD_UPDATE; |
| 2883 | update_params = &q_params.params.update; |
| 2884 | __set_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN_CHNG, |
| 2885 | &update_params->update_flags); |
| 2886 | __set_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM_CHNG, |
| 2887 | &update_params->update_flags); |
| 2888 | if (vlan == 0) { |
| 2889 | /* if vlan is 0 then we want to leave the VF traffic |
| 2890 | * untagged, and leave the incoming traffic untouched |
| 2891 | * (i.e. do not remove any vlan tags). |
| 2892 | */ |
| 2893 | __clear_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN, |
| 2894 | &update_params->update_flags); |
| 2895 | __clear_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM, |
| 2896 | &update_params->update_flags); |
| 2897 | } else { |
| 2898 | /* configure default vlan to vf queue and set silent |
| 2899 | * vlan removal (the vf remains unaware of this vlan). |
| 2900 | */ |
| 2901 | __set_bit(BNX2X_Q_UPDATE_DEF_VLAN_EN, |
| 2902 | &update_params->update_flags); |
| 2903 | __set_bit(BNX2X_Q_UPDATE_SILENT_VLAN_REM, |
| 2904 | &update_params->update_flags); |
| 2905 | update_params->def_vlan = vlan; |
| 2906 | update_params->silent_removal_value = |
| 2907 | vlan & VLAN_VID_MASK; |
| 2908 | update_params->silent_removal_mask = VLAN_VID_MASK; |
| 2909 | } |
| 2910 | |
| 2911 | /* Update the Queue state */ |
| 2912 | rc = bnx2x_queue_state_change(bp, &q_params); |
| 2913 | if (rc) { |
| 2914 | BNX2X_ERR("Failed to configure default VLAN queue %d\n", |
| 2915 | i); |
| 2916 | goto out; |
| 2917 | } |
| 2918 | } |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2919 | out: |
Yuval Mintz | e8379c7 | 2014-01-05 18:33:54 +0200 | [diff] [blame] | 2920 | bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_SET_VLAN); |
| 2921 | |
Yuval Mintz | 05cc5a3 | 2015-07-29 15:52:46 +0300 | [diff] [blame] | 2922 | if (rc) |
| 2923 | DP(BNX2X_MSG_IOV, |
| 2924 | "updated VF[%d] vlan configuration (vlan = %d)\n", |
| 2925 | vfidx, vlan); |
| 2926 | |
Ariel Elior | 31329af | 2013-10-20 16:51:28 +0200 | [diff] [blame] | 2927 | return rc; |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2928 | } |
| 2929 | |
Yuval Mintz | 16a5fd9 | 2013-06-02 00:06:18 +0000 | [diff] [blame] | 2930 | /* crc is the first field in the bulletin board. Compute the crc over the |
| 2931 | * entire bulletin board excluding the crc field itself. Use the length field |
| 2932 | * as the Bulletin Board was posted by a PF with possibly a different version |
| 2933 | * from the vf which will sample it. Therefore, the length is computed by the |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2934 | * PF and then used blindly by the VF. |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2935 | */ |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2936 | u32 bnx2x_crc_vf_bulletin(struct pf_vf_bulletin_content *bulletin) |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2937 | { |
| 2938 | return crc32(BULLETIN_CRC_SEED, |
| 2939 | ((u8 *)bulletin) + sizeof(bulletin->crc), |
Ariel Elior | 4c133c3 | 2013-01-23 03:21:54 +0000 | [diff] [blame] | 2940 | bulletin->length - sizeof(bulletin->crc)); |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2941 | } |
| 2942 | |
| 2943 | /* Check for new posts on the bulletin board */ |
| 2944 | enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp) |
| 2945 | { |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2946 | struct pf_vf_bulletin_content *bulletin; |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2947 | int attempts; |
| 2948 | |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2949 | /* sampling structure in mid post may result with corrupted data |
| 2950 | * validate crc to ensure coherency. |
| 2951 | */ |
| 2952 | for (attempts = 0; attempts < BULLETIN_ATTEMPTS; attempts++) { |
| 2953 | u32 crc; |
| 2954 | |
| 2955 | /* sample the bulletin board */ |
| 2956 | memcpy(&bp->shadow_bulletin, bp->pf2vf_bulletin, |
| 2957 | sizeof(union pf_vf_bulletin)); |
| 2958 | |
| 2959 | crc = bnx2x_crc_vf_bulletin(&bp->shadow_bulletin.content); |
| 2960 | |
| 2961 | if (bp->shadow_bulletin.content.crc == crc) |
| 2962 | break; |
| 2963 | |
| 2964 | BNX2X_ERR("bad crc on bulletin board. Contained %x computed %x\n", |
| 2965 | bp->shadow_bulletin.content.crc, crc); |
| 2966 | } |
| 2967 | |
| 2968 | if (attempts >= BULLETIN_ATTEMPTS) { |
| 2969 | BNX2X_ERR("pf to vf bulletin board crc was wrong %d consecutive times. Aborting\n", |
| 2970 | attempts); |
| 2971 | return PFVF_BULLETIN_CRC_ERR; |
| 2972 | } |
| 2973 | bulletin = &bp->shadow_bulletin.content; |
| 2974 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2975 | /* bulletin board hasn't changed since last sample */ |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2976 | if (bp->old_bulletin.version == bulletin->version) |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2977 | return PFVF_BULLETIN_UNCHANGED; |
| 2978 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2979 | /* the mac address in bulletin board is valid and is new */ |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2980 | if (bulletin->valid_bitmap & 1 << MAC_ADDR_VALID && |
| 2981 | !ether_addr_equal(bulletin->mac, bp->old_bulletin.mac)) { |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2982 | /* update new mac to net device */ |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2983 | memcpy(bp->dev->dev_addr, bulletin->mac, ETH_ALEN); |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 2984 | } |
| 2985 | |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 2986 | if (bulletin->valid_bitmap & (1 << LINK_VALID)) { |
| 2987 | DP(BNX2X_MSG_IOV, "link update speed %d flags %x\n", |
| 2988 | bulletin->link_speed, bulletin->link_flags); |
| 2989 | |
| 2990 | bp->vf_link_vars.line_speed = bulletin->link_speed; |
| 2991 | bp->vf_link_vars.link_report_flags = 0; |
| 2992 | /* Link is down */ |
| 2993 | if (bulletin->link_flags & VFPF_LINK_REPORT_LINK_DOWN) |
| 2994 | __set_bit(BNX2X_LINK_REPORT_LINK_DOWN, |
| 2995 | &bp->vf_link_vars.link_report_flags); |
| 2996 | /* Full DUPLEX */ |
| 2997 | if (bulletin->link_flags & VFPF_LINK_REPORT_FULL_DUPLEX) |
| 2998 | __set_bit(BNX2X_LINK_REPORT_FD, |
| 2999 | &bp->vf_link_vars.link_report_flags); |
| 3000 | /* Rx Flow Control is ON */ |
| 3001 | if (bulletin->link_flags & VFPF_LINK_REPORT_RX_FC_ON) |
| 3002 | __set_bit(BNX2X_LINK_REPORT_RX_FC_ON, |
| 3003 | &bp->vf_link_vars.link_report_flags); |
| 3004 | /* Tx Flow Control is ON */ |
| 3005 | if (bulletin->link_flags & VFPF_LINK_REPORT_TX_FC_ON) |
| 3006 | __set_bit(BNX2X_LINK_REPORT_TX_FC_ON, |
| 3007 | &bp->vf_link_vars.link_report_flags); |
| 3008 | __bnx2x_link_report(bp); |
| 3009 | } |
Ariel Elior | 3ec9f9c | 2013-03-11 05:17:45 +0000 | [diff] [blame] | 3010 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 3011 | /* copy new bulletin board to bp */ |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 3012 | memcpy(&bp->old_bulletin, bulletin, |
| 3013 | sizeof(struct pf_vf_bulletin_content)); |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 3014 | |
| 3015 | return PFVF_BULLETIN_UPDATED; |
| 3016 | } |
| 3017 | |
Yuval Mintz | 37173488 | 2013-06-24 11:04:10 +0300 | [diff] [blame] | 3018 | void bnx2x_timer_sriov(struct bnx2x *bp) |
| 3019 | { |
| 3020 | bnx2x_sample_bulletin(bp); |
| 3021 | |
| 3022 | /* if channel is down we need to self destruct */ |
Yuval Mintz | 230bb0f | 2014-02-12 18:19:56 +0200 | [diff] [blame] | 3023 | if (bp->old_bulletin.valid_bitmap & 1 << CHANNEL_DOWN) |
| 3024 | bnx2x_schedule_sp_rtnl(bp, BNX2X_SP_RTNL_VFPF_CHANNEL_DOWN, |
| 3025 | BNX2X_MSG_IOV); |
Yuval Mintz | 37173488 | 2013-06-24 11:04:10 +0300 | [diff] [blame] | 3026 | } |
| 3027 | |
Dmitry Kravkov | 1d6f3cd | 2013-03-27 01:05:17 +0000 | [diff] [blame] | 3028 | void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp) |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 3029 | { |
| 3030 | /* vf doorbells are embedded within the regview */ |
Dmitry Kravkov | 1d6f3cd | 2013-03-27 01:05:17 +0000 | [diff] [blame] | 3031 | return bp->regview + PXP_VF_ADDR_DB_START; |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 3032 | } |
| 3033 | |
Yuval Mintz | e2a367f | 2014-04-24 19:29:52 +0300 | [diff] [blame] | 3034 | void bnx2x_vf_pci_dealloc(struct bnx2x *bp) |
| 3035 | { |
| 3036 | BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->vf2pf_mbox_mapping, |
| 3037 | sizeof(struct bnx2x_vf_mbx_msg)); |
| 3038 | BNX2X_PCI_FREE(bp->vf2pf_mbox, bp->pf2vf_bulletin_mapping, |
| 3039 | sizeof(union pf_vf_bulletin)); |
| 3040 | } |
| 3041 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 3042 | int bnx2x_vf_pci_alloc(struct bnx2x *bp) |
| 3043 | { |
Dmitry Kravkov | 8b49a4c | 2013-03-27 08:56:10 +0000 | [diff] [blame] | 3044 | mutex_init(&bp->vf2pf_mutex); |
| 3045 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 3046 | /* allocate vf2pf mailbox for vf to pf channel */ |
Joe Perches | cd2b038 | 2014-02-20 13:25:51 -0800 | [diff] [blame] | 3047 | bp->vf2pf_mbox = BNX2X_PCI_ALLOC(&bp->vf2pf_mbox_mapping, |
| 3048 | sizeof(struct bnx2x_vf_mbx_msg)); |
| 3049 | if (!bp->vf2pf_mbox) |
| 3050 | goto alloc_mem_err; |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 3051 | |
| 3052 | /* allocate pf 2 vf bulletin board */ |
Joe Perches | cd2b038 | 2014-02-20 13:25:51 -0800 | [diff] [blame] | 3053 | bp->pf2vf_bulletin = BNX2X_PCI_ALLOC(&bp->pf2vf_bulletin_mapping, |
| 3054 | sizeof(union pf_vf_bulletin)); |
| 3055 | if (!bp->pf2vf_bulletin) |
| 3056 | goto alloc_mem_err; |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 3057 | |
Dmitry Kravkov | 6495d15 | 2014-06-26 14:31:04 +0300 | [diff] [blame] | 3058 | bnx2x_vf_bulletin_finalize(&bp->pf2vf_bulletin->content, true); |
| 3059 | |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 3060 | return 0; |
| 3061 | |
| 3062 | alloc_mem_err: |
Yuval Mintz | e2a367f | 2014-04-24 19:29:52 +0300 | [diff] [blame] | 3063 | bnx2x_vf_pci_dealloc(bp); |
Ariel Elior | 6411280 | 2013-01-07 00:50:23 +0000 | [diff] [blame] | 3064 | return -ENOMEM; |
| 3065 | } |
Ariel Elior | 3c76fef | 2013-03-11 05:17:46 +0000 | [diff] [blame] | 3066 | |
Ariel Elior | 78c3bcc | 2013-06-20 17:39:08 +0300 | [diff] [blame] | 3067 | void bnx2x_iov_channel_down(struct bnx2x *bp) |
| 3068 | { |
| 3069 | int vf_idx; |
| 3070 | struct pf_vf_bulletin_content *bulletin; |
| 3071 | |
| 3072 | if (!IS_SRIOV(bp)) |
| 3073 | return; |
| 3074 | |
| 3075 | for_each_vf(bp, vf_idx) { |
| 3076 | /* locate this VFs bulletin board and update the channel down |
| 3077 | * bit |
| 3078 | */ |
| 3079 | bulletin = BP_VF_BULLETIN(bp, vf_idx); |
| 3080 | bulletin->valid_bitmap |= 1 << CHANNEL_DOWN; |
| 3081 | |
| 3082 | /* update vf bulletin board */ |
| 3083 | bnx2x_post_vf_bulletin(bp, vf_idx); |
| 3084 | } |
| 3085 | } |
Yuval Mintz | 370d4a2 | 2014-03-23 18:12:24 +0200 | [diff] [blame] | 3086 | |
| 3087 | void bnx2x_iov_task(struct work_struct *work) |
| 3088 | { |
| 3089 | struct bnx2x *bp = container_of(work, struct bnx2x, iov_task.work); |
| 3090 | |
| 3091 | if (!netif_running(bp->dev)) |
| 3092 | return; |
| 3093 | |
| 3094 | if (test_and_clear_bit(BNX2X_IOV_HANDLE_FLR, |
| 3095 | &bp->iov_task_state)) |
| 3096 | bnx2x_vf_handle_flr_event(bp); |
| 3097 | |
Yuval Mintz | 370d4a2 | 2014-03-23 18:12:24 +0200 | [diff] [blame] | 3098 | if (test_and_clear_bit(BNX2X_IOV_HANDLE_VF_MSG, |
| 3099 | &bp->iov_task_state)) |
| 3100 | bnx2x_vf_mbx(bp); |
| 3101 | } |
| 3102 | |
| 3103 | void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag) |
| 3104 | { |
Peter Zijlstra | 4e857c5 | 2014-03-17 18:06:10 +0100 | [diff] [blame] | 3105 | smp_mb__before_atomic(); |
Yuval Mintz | 370d4a2 | 2014-03-23 18:12:24 +0200 | [diff] [blame] | 3106 | set_bit(flag, &bp->iov_task_state); |
Peter Zijlstra | 4e857c5 | 2014-03-17 18:06:10 +0100 | [diff] [blame] | 3107 | smp_mb__after_atomic(); |
Yuval Mintz | 370d4a2 | 2014-03-23 18:12:24 +0200 | [diff] [blame] | 3108 | DP(BNX2X_MSG_IOV, "Scheduling iov task [Flag: %d]\n", flag); |
| 3109 | queue_delayed_work(bnx2x_iov_wq, &bp->iov_task, 0); |
| 3110 | } |