Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1 | /******************************************************************************* |
| 2 | * |
| 3 | * Intel Ethernet Controller XL710 Family Linux Driver |
Jesse Brandeburg | 40d72a5 | 2016-01-13 16:51:45 -0800 | [diff] [blame] | 4 | * Copyright(c) 2013 - 2016 Intel Corporation. |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify it |
| 7 | * under the terms and conditions of the GNU General Public License, |
| 8 | * version 2, as published by the Free Software Foundation. |
| 9 | * |
| 10 | * This program is distributed in the hope it will be useful, but WITHOUT |
| 11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 13 | * more details. |
| 14 | * |
Greg Rose | dc641b7 | 2013-12-18 13:45:51 +0000 | [diff] [blame] | 15 | * You should have received a copy of the GNU General Public License along |
| 16 | * with this program. If not, see <http://www.gnu.org/licenses/>. |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 17 | * |
| 18 | * The full GNU General Public License is included in this distribution in |
| 19 | * the file called "COPYING". |
| 20 | * |
| 21 | * Contact Information: |
| 22 | * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
| 23 | * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 |
| 24 | * |
| 25 | ******************************************************************************/ |
| 26 | |
| 27 | #include "i40e.h" |
| 28 | |
Mitch Williams | 532b045 | 2015-04-07 19:45:34 -0400 | [diff] [blame] | 29 | /*********************notification routines***********************/ |
| 30 | |
| 31 | /** |
| 32 | * i40e_vc_vf_broadcast |
| 33 | * @pf: pointer to the PF structure |
| 34 | * @opcode: operation code |
| 35 | * @retval: return value |
| 36 | * @msg: pointer to the msg buffer |
| 37 | * @msglen: msg length |
| 38 | * |
| 39 | * send a message to all VFs on a given PF |
| 40 | **/ |
| 41 | static void i40e_vc_vf_broadcast(struct i40e_pf *pf, |
| 42 | enum i40e_virtchnl_ops v_opcode, |
| 43 | i40e_status v_retval, u8 *msg, |
| 44 | u16 msglen) |
| 45 | { |
| 46 | struct i40e_hw *hw = &pf->hw; |
| 47 | struct i40e_vf *vf = pf->vf; |
| 48 | int i; |
| 49 | |
| 50 | for (i = 0; i < pf->num_alloc_vfs; i++, vf++) { |
Jesse Brandeburg | a1b5a24 | 2016-04-13 03:08:29 -0700 | [diff] [blame] | 51 | int abs_vf_id = vf->vf_id + (int)hw->func_caps.vf_base_id; |
Mitch Williams | 532b045 | 2015-04-07 19:45:34 -0400 | [diff] [blame] | 52 | /* Not all vfs are enabled so skip the ones that are not */ |
| 53 | if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states) && |
| 54 | !test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) |
| 55 | continue; |
| 56 | |
| 57 | /* Ignore return value on purpose - a given VF may fail, but |
| 58 | * we need to keep going and send to all of them |
| 59 | */ |
| 60 | i40e_aq_send_msg_to_vf(hw, abs_vf_id, v_opcode, v_retval, |
| 61 | msg, msglen, NULL); |
| 62 | } |
| 63 | } |
| 64 | |
| 65 | /** |
Mitch Williams | 55f7d72 | 2016-03-10 14:59:50 -0800 | [diff] [blame] | 66 | * i40e_vc_notify_vf_link_state |
Mitch Williams | 532b045 | 2015-04-07 19:45:34 -0400 | [diff] [blame] | 67 | * @vf: pointer to the VF structure |
| 68 | * |
| 69 | * send a link status message to a single VF |
| 70 | **/ |
| 71 | static void i40e_vc_notify_vf_link_state(struct i40e_vf *vf) |
| 72 | { |
| 73 | struct i40e_virtchnl_pf_event pfe; |
| 74 | struct i40e_pf *pf = vf->pf; |
| 75 | struct i40e_hw *hw = &pf->hw; |
| 76 | struct i40e_link_status *ls = &pf->hw.phy.link_info; |
Jesse Brandeburg | a1b5a24 | 2016-04-13 03:08:29 -0700 | [diff] [blame] | 77 | int abs_vf_id = vf->vf_id + (int)hw->func_caps.vf_base_id; |
Mitch Williams | 532b045 | 2015-04-07 19:45:34 -0400 | [diff] [blame] | 78 | |
| 79 | pfe.event = I40E_VIRTCHNL_EVENT_LINK_CHANGE; |
| 80 | pfe.severity = I40E_PF_EVENT_SEVERITY_INFO; |
| 81 | if (vf->link_forced) { |
| 82 | pfe.event_data.link_event.link_status = vf->link_up; |
| 83 | pfe.event_data.link_event.link_speed = |
| 84 | (vf->link_up ? I40E_LINK_SPEED_40GB : 0); |
| 85 | } else { |
| 86 | pfe.event_data.link_event.link_status = |
| 87 | ls->link_info & I40E_AQ_LINK_UP; |
| 88 | pfe.event_data.link_event.link_speed = ls->link_speed; |
| 89 | } |
| 90 | i40e_aq_send_msg_to_vf(hw, abs_vf_id, I40E_VIRTCHNL_OP_EVENT, |
| 91 | 0, (u8 *)&pfe, sizeof(pfe), NULL); |
| 92 | } |
| 93 | |
| 94 | /** |
| 95 | * i40e_vc_notify_link_state |
| 96 | * @pf: pointer to the PF structure |
| 97 | * |
| 98 | * send a link status message to all VFs on a given PF |
| 99 | **/ |
| 100 | void i40e_vc_notify_link_state(struct i40e_pf *pf) |
| 101 | { |
| 102 | int i; |
| 103 | |
| 104 | for (i = 0; i < pf->num_alloc_vfs; i++) |
| 105 | i40e_vc_notify_vf_link_state(&pf->vf[i]); |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * i40e_vc_notify_reset |
| 110 | * @pf: pointer to the PF structure |
| 111 | * |
| 112 | * indicate a pending reset to all VFs on a given PF |
| 113 | **/ |
| 114 | void i40e_vc_notify_reset(struct i40e_pf *pf) |
| 115 | { |
| 116 | struct i40e_virtchnl_pf_event pfe; |
| 117 | |
| 118 | pfe.event = I40E_VIRTCHNL_EVENT_RESET_IMPENDING; |
| 119 | pfe.severity = I40E_PF_EVENT_SEVERITY_CERTAIN_DOOM; |
| 120 | i40e_vc_vf_broadcast(pf, I40E_VIRTCHNL_OP_EVENT, 0, |
| 121 | (u8 *)&pfe, sizeof(struct i40e_virtchnl_pf_event)); |
| 122 | } |
| 123 | |
| 124 | /** |
| 125 | * i40e_vc_notify_vf_reset |
| 126 | * @vf: pointer to the VF structure |
| 127 | * |
| 128 | * indicate a pending reset to the given VF |
| 129 | **/ |
| 130 | void i40e_vc_notify_vf_reset(struct i40e_vf *vf) |
| 131 | { |
| 132 | struct i40e_virtchnl_pf_event pfe; |
| 133 | int abs_vf_id; |
| 134 | |
| 135 | /* validate the request */ |
| 136 | if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs) |
| 137 | return; |
| 138 | |
| 139 | /* verify if the VF is in either init or active before proceeding */ |
| 140 | if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states) && |
| 141 | !test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) |
| 142 | return; |
| 143 | |
Jesse Brandeburg | a1b5a24 | 2016-04-13 03:08:29 -0700 | [diff] [blame] | 144 | abs_vf_id = vf->vf_id + (int)vf->pf->hw.func_caps.vf_base_id; |
Mitch Williams | 532b045 | 2015-04-07 19:45:34 -0400 | [diff] [blame] | 145 | |
| 146 | pfe.event = I40E_VIRTCHNL_EVENT_RESET_IMPENDING; |
| 147 | pfe.severity = I40E_PF_EVENT_SEVERITY_CERTAIN_DOOM; |
| 148 | i40e_aq_send_msg_to_vf(&vf->pf->hw, abs_vf_id, I40E_VIRTCHNL_OP_EVENT, |
| 149 | 0, (u8 *)&pfe, |
| 150 | sizeof(struct i40e_virtchnl_pf_event), NULL); |
| 151 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 152 | /***********************misc routines*****************************/ |
| 153 | |
| 154 | /** |
Greg Rose | f9b4b62 | 2014-03-06 09:02:28 +0000 | [diff] [blame] | 155 | * i40e_vc_disable_vf |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 156 | * @pf: pointer to the PF info |
| 157 | * @vf: pointer to the VF info |
Greg Rose | f9b4b62 | 2014-03-06 09:02:28 +0000 | [diff] [blame] | 158 | * |
| 159 | * Disable the VF through a SW reset |
| 160 | **/ |
| 161 | static inline void i40e_vc_disable_vf(struct i40e_pf *pf, struct i40e_vf *vf) |
| 162 | { |
Mitch Williams | 54f455e | 2015-04-27 14:57:14 -0400 | [diff] [blame] | 163 | i40e_vc_notify_vf_reset(vf); |
| 164 | i40e_reset_vf(vf, false); |
Greg Rose | f9b4b62 | 2014-03-06 09:02:28 +0000 | [diff] [blame] | 165 | } |
| 166 | |
| 167 | /** |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 168 | * i40e_vc_isvalid_vsi_id |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 169 | * @vf: pointer to the VF info |
| 170 | * @vsi_id: VF relative VSI id |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 171 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 172 | * check for the valid VSI id |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 173 | **/ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 174 | static inline bool i40e_vc_isvalid_vsi_id(struct i40e_vf *vf, u16 vsi_id) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 175 | { |
| 176 | struct i40e_pf *pf = vf->pf; |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 177 | struct i40e_vsi *vsi = i40e_find_vsi_from_id(pf, vsi_id); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 178 | |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 179 | return (vsi && (vsi->vf_id == vf->vf_id)); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 180 | } |
| 181 | |
| 182 | /** |
| 183 | * i40e_vc_isvalid_queue_id |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 184 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 185 | * @vsi_id: vsi id |
| 186 | * @qid: vsi relative queue id |
| 187 | * |
| 188 | * check for the valid queue id |
| 189 | **/ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 190 | static inline bool i40e_vc_isvalid_queue_id(struct i40e_vf *vf, u16 vsi_id, |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 191 | u8 qid) |
| 192 | { |
| 193 | struct i40e_pf *pf = vf->pf; |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 194 | struct i40e_vsi *vsi = i40e_find_vsi_from_id(pf, vsi_id); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 195 | |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 196 | return (vsi && (qid < vsi->alloc_queue_pairs)); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 197 | } |
| 198 | |
| 199 | /** |
| 200 | * i40e_vc_isvalid_vector_id |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 201 | * @vf: pointer to the VF info |
| 202 | * @vector_id: VF relative vector id |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 203 | * |
| 204 | * check for the valid vector id |
| 205 | **/ |
| 206 | static inline bool i40e_vc_isvalid_vector_id(struct i40e_vf *vf, u8 vector_id) |
| 207 | { |
| 208 | struct i40e_pf *pf = vf->pf; |
| 209 | |
Mitch Williams | 9347eb7 | 2014-02-11 08:26:32 +0000 | [diff] [blame] | 210 | return vector_id < pf->hw.func_caps.num_msix_vectors_vf; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 211 | } |
| 212 | |
| 213 | /***********************vf resource mgmt routines*****************/ |
| 214 | |
| 215 | /** |
| 216 | * i40e_vc_get_pf_queue_id |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 217 | * @vf: pointer to the VF info |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 218 | * @vsi_id: id of VSI as provided by the FW |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 219 | * @vsi_queue_id: vsi relative queue id |
| 220 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 221 | * return PF relative queue id |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 222 | **/ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 223 | static u16 i40e_vc_get_pf_queue_id(struct i40e_vf *vf, u16 vsi_id, |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 224 | u8 vsi_queue_id) |
| 225 | { |
| 226 | struct i40e_pf *pf = vf->pf; |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 227 | struct i40e_vsi *vsi = i40e_find_vsi_from_id(pf, vsi_id); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 228 | u16 pf_queue_id = I40E_QUEUE_END_OF_LIST; |
| 229 | |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 230 | if (!vsi) |
| 231 | return pf_queue_id; |
| 232 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 233 | if (le16_to_cpu(vsi->info.mapping_flags) & |
| 234 | I40E_AQ_VSI_QUE_MAP_NONCONTIG) |
| 235 | pf_queue_id = |
| 236 | le16_to_cpu(vsi->info.queue_mapping[vsi_queue_id]); |
| 237 | else |
| 238 | pf_queue_id = le16_to_cpu(vsi->info.queue_mapping[0]) + |
| 239 | vsi_queue_id; |
| 240 | |
| 241 | return pf_queue_id; |
| 242 | } |
| 243 | |
| 244 | /** |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 245 | * i40e_config_irq_link_list |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 246 | * @vf: pointer to the VF info |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 247 | * @vsi_id: id of VSI as given by the FW |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 248 | * @vecmap: irq map info |
| 249 | * |
| 250 | * configure irq link list from the map |
| 251 | **/ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 252 | static void i40e_config_irq_link_list(struct i40e_vf *vf, u16 vsi_id, |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 253 | struct i40e_virtchnl_vector_map *vecmap) |
| 254 | { |
| 255 | unsigned long linklistmap = 0, tempmap; |
| 256 | struct i40e_pf *pf = vf->pf; |
| 257 | struct i40e_hw *hw = &pf->hw; |
| 258 | u16 vsi_queue_id, pf_queue_id; |
| 259 | enum i40e_queue_type qtype; |
| 260 | u16 next_q, vector_id; |
| 261 | u32 reg, reg_idx; |
| 262 | u16 itr_idx = 0; |
| 263 | |
| 264 | vector_id = vecmap->vector_id; |
| 265 | /* setup the head */ |
| 266 | if (0 == vector_id) |
| 267 | reg_idx = I40E_VPINT_LNKLST0(vf->vf_id); |
| 268 | else |
| 269 | reg_idx = I40E_VPINT_LNKLSTN( |
Mitch Williams | 9347eb7 | 2014-02-11 08:26:32 +0000 | [diff] [blame] | 270 | ((pf->hw.func_caps.num_msix_vectors_vf - 1) * vf->vf_id) + |
| 271 | (vector_id - 1)); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 272 | |
| 273 | if (vecmap->rxq_map == 0 && vecmap->txq_map == 0) { |
| 274 | /* Special case - No queues mapped on this vector */ |
| 275 | wr32(hw, reg_idx, I40E_VPINT_LNKLST0_FIRSTQ_INDX_MASK); |
| 276 | goto irq_list_done; |
| 277 | } |
| 278 | tempmap = vecmap->rxq_map; |
Wei Yongjun | 4836650 | 2013-09-24 05:17:36 +0000 | [diff] [blame] | 279 | for_each_set_bit(vsi_queue_id, &tempmap, I40E_MAX_VSI_QP) { |
Jesse Brandeburg | 41a1d04 | 2015-06-04 16:24:02 -0400 | [diff] [blame] | 280 | linklistmap |= (BIT(I40E_VIRTCHNL_SUPPORTED_QTYPES * |
| 281 | vsi_queue_id)); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 282 | } |
| 283 | |
| 284 | tempmap = vecmap->txq_map; |
Wei Yongjun | 4836650 | 2013-09-24 05:17:36 +0000 | [diff] [blame] | 285 | for_each_set_bit(vsi_queue_id, &tempmap, I40E_MAX_VSI_QP) { |
Jesse Brandeburg | 41a1d04 | 2015-06-04 16:24:02 -0400 | [diff] [blame] | 286 | linklistmap |= (BIT(I40E_VIRTCHNL_SUPPORTED_QTYPES * |
| 287 | vsi_queue_id + 1)); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 288 | } |
| 289 | |
| 290 | next_q = find_first_bit(&linklistmap, |
| 291 | (I40E_MAX_VSI_QP * |
| 292 | I40E_VIRTCHNL_SUPPORTED_QTYPES)); |
Mitch Williams | b82bc49e | 2015-11-06 15:26:10 -0800 | [diff] [blame] | 293 | vsi_queue_id = next_q / I40E_VIRTCHNL_SUPPORTED_QTYPES; |
| 294 | qtype = next_q % I40E_VIRTCHNL_SUPPORTED_QTYPES; |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 295 | pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_id, vsi_queue_id); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 296 | reg = ((qtype << I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_SHIFT) | pf_queue_id); |
| 297 | |
| 298 | wr32(hw, reg_idx, reg); |
| 299 | |
| 300 | while (next_q < (I40E_MAX_VSI_QP * I40E_VIRTCHNL_SUPPORTED_QTYPES)) { |
| 301 | switch (qtype) { |
| 302 | case I40E_QUEUE_TYPE_RX: |
| 303 | reg_idx = I40E_QINT_RQCTL(pf_queue_id); |
| 304 | itr_idx = vecmap->rxitr_idx; |
| 305 | break; |
| 306 | case I40E_QUEUE_TYPE_TX: |
| 307 | reg_idx = I40E_QINT_TQCTL(pf_queue_id); |
| 308 | itr_idx = vecmap->txitr_idx; |
| 309 | break; |
| 310 | default: |
| 311 | break; |
| 312 | } |
| 313 | |
| 314 | next_q = find_next_bit(&linklistmap, |
| 315 | (I40E_MAX_VSI_QP * |
| 316 | I40E_VIRTCHNL_SUPPORTED_QTYPES), |
| 317 | next_q + 1); |
Mitch Williams | 829af3a | 2013-12-18 13:46:00 +0000 | [diff] [blame] | 318 | if (next_q < |
| 319 | (I40E_MAX_VSI_QP * I40E_VIRTCHNL_SUPPORTED_QTYPES)) { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 320 | vsi_queue_id = next_q / I40E_VIRTCHNL_SUPPORTED_QTYPES; |
| 321 | qtype = next_q % I40E_VIRTCHNL_SUPPORTED_QTYPES; |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 322 | pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_id, |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 323 | vsi_queue_id); |
| 324 | } else { |
| 325 | pf_queue_id = I40E_QUEUE_END_OF_LIST; |
| 326 | qtype = 0; |
| 327 | } |
| 328 | |
| 329 | /* format for the RQCTL & TQCTL regs is same */ |
| 330 | reg = (vector_id) | |
| 331 | (qtype << I40E_QINT_RQCTL_NEXTQ_TYPE_SHIFT) | |
| 332 | (pf_queue_id << I40E_QINT_RQCTL_NEXTQ_INDX_SHIFT) | |
Jesse Brandeburg | 41a1d04 | 2015-06-04 16:24:02 -0400 | [diff] [blame] | 333 | BIT(I40E_QINT_RQCTL_CAUSE_ENA_SHIFT) | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 334 | (itr_idx << I40E_QINT_RQCTL_ITR_INDX_SHIFT); |
| 335 | wr32(hw, reg_idx, reg); |
| 336 | } |
| 337 | |
Anjali Singhai Jain | b8262a6 | 2015-07-10 19:36:08 -0400 | [diff] [blame] | 338 | /* if the vf is running in polling mode and using interrupt zero, |
| 339 | * need to disable auto-mask on enabling zero interrupt for VFs. |
| 340 | */ |
| 341 | if ((vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_RX_POLLING) && |
| 342 | (vector_id == 0)) { |
| 343 | reg = rd32(hw, I40E_GLINT_CTL); |
| 344 | if (!(reg & I40E_GLINT_CTL_DIS_AUTOMASK_VF0_MASK)) { |
| 345 | reg |= I40E_GLINT_CTL_DIS_AUTOMASK_VF0_MASK; |
| 346 | wr32(hw, I40E_GLINT_CTL, reg); |
| 347 | } |
| 348 | } |
| 349 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 350 | irq_list_done: |
| 351 | i40e_flush(hw); |
| 352 | } |
| 353 | |
| 354 | /** |
Anjali Singhai Jain | e3219ce | 2016-01-20 13:40:01 -0600 | [diff] [blame] | 355 | * i40e_release_iwarp_qvlist |
| 356 | * @vf: pointer to the VF. |
| 357 | * |
| 358 | **/ |
| 359 | static void i40e_release_iwarp_qvlist(struct i40e_vf *vf) |
| 360 | { |
| 361 | struct i40e_pf *pf = vf->pf; |
| 362 | struct i40e_virtchnl_iwarp_qvlist_info *qvlist_info = vf->qvlist_info; |
| 363 | u32 msix_vf; |
| 364 | u32 i; |
| 365 | |
| 366 | if (!vf->qvlist_info) |
| 367 | return; |
| 368 | |
| 369 | msix_vf = pf->hw.func_caps.num_msix_vectors_vf; |
| 370 | for (i = 0; i < qvlist_info->num_vectors; i++) { |
| 371 | struct i40e_virtchnl_iwarp_qv_info *qv_info; |
| 372 | u32 next_q_index, next_q_type; |
| 373 | struct i40e_hw *hw = &pf->hw; |
| 374 | u32 v_idx, reg_idx, reg; |
| 375 | |
| 376 | qv_info = &qvlist_info->qv_info[i]; |
| 377 | if (!qv_info) |
| 378 | continue; |
| 379 | v_idx = qv_info->v_idx; |
| 380 | if (qv_info->ceq_idx != I40E_QUEUE_INVALID_IDX) { |
| 381 | /* Figure out the queue after CEQ and make that the |
| 382 | * first queue. |
| 383 | */ |
| 384 | reg_idx = (msix_vf - 1) * vf->vf_id + qv_info->ceq_idx; |
| 385 | reg = rd32(hw, I40E_VPINT_CEQCTL(reg_idx)); |
| 386 | next_q_index = (reg & I40E_VPINT_CEQCTL_NEXTQ_INDX_MASK) |
| 387 | >> I40E_VPINT_CEQCTL_NEXTQ_INDX_SHIFT; |
| 388 | next_q_type = (reg & I40E_VPINT_CEQCTL_NEXTQ_TYPE_MASK) |
| 389 | >> I40E_VPINT_CEQCTL_NEXTQ_TYPE_SHIFT; |
| 390 | |
| 391 | reg_idx = ((msix_vf - 1) * vf->vf_id) + (v_idx - 1); |
| 392 | reg = (next_q_index & |
| 393 | I40E_VPINT_LNKLSTN_FIRSTQ_INDX_MASK) | |
| 394 | (next_q_type << |
| 395 | I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_SHIFT); |
| 396 | |
| 397 | wr32(hw, I40E_VPINT_LNKLSTN(reg_idx), reg); |
| 398 | } |
| 399 | } |
| 400 | kfree(vf->qvlist_info); |
| 401 | vf->qvlist_info = NULL; |
| 402 | } |
| 403 | |
| 404 | /** |
| 405 | * i40e_config_iwarp_qvlist |
| 406 | * @vf: pointer to the VF info |
| 407 | * @qvlist_info: queue and vector list |
| 408 | * |
| 409 | * Return 0 on success or < 0 on error |
| 410 | **/ |
| 411 | static int i40e_config_iwarp_qvlist(struct i40e_vf *vf, |
| 412 | struct i40e_virtchnl_iwarp_qvlist_info *qvlist_info) |
| 413 | { |
| 414 | struct i40e_pf *pf = vf->pf; |
| 415 | struct i40e_hw *hw = &pf->hw; |
| 416 | struct i40e_virtchnl_iwarp_qv_info *qv_info; |
| 417 | u32 v_idx, i, reg_idx, reg; |
| 418 | u32 next_q_idx, next_q_type; |
| 419 | u32 msix_vf, size; |
| 420 | |
| 421 | size = sizeof(struct i40e_virtchnl_iwarp_qvlist_info) + |
| 422 | (sizeof(struct i40e_virtchnl_iwarp_qv_info) * |
| 423 | (qvlist_info->num_vectors - 1)); |
| 424 | vf->qvlist_info = kzalloc(size, GFP_KERNEL); |
| 425 | vf->qvlist_info->num_vectors = qvlist_info->num_vectors; |
| 426 | |
| 427 | msix_vf = pf->hw.func_caps.num_msix_vectors_vf; |
| 428 | for (i = 0; i < qvlist_info->num_vectors; i++) { |
| 429 | qv_info = &qvlist_info->qv_info[i]; |
| 430 | if (!qv_info) |
| 431 | continue; |
| 432 | v_idx = qv_info->v_idx; |
| 433 | |
| 434 | /* Validate vector id belongs to this vf */ |
| 435 | if (!i40e_vc_isvalid_vector_id(vf, v_idx)) |
| 436 | goto err; |
| 437 | |
| 438 | vf->qvlist_info->qv_info[i] = *qv_info; |
| 439 | |
| 440 | reg_idx = ((msix_vf - 1) * vf->vf_id) + (v_idx - 1); |
| 441 | /* We might be sharing the interrupt, so get the first queue |
| 442 | * index and type, push it down the list by adding the new |
| 443 | * queue on top. Also link it with the new queue in CEQCTL. |
| 444 | */ |
| 445 | reg = rd32(hw, I40E_VPINT_LNKLSTN(reg_idx)); |
| 446 | next_q_idx = ((reg & I40E_VPINT_LNKLSTN_FIRSTQ_INDX_MASK) >> |
| 447 | I40E_VPINT_LNKLSTN_FIRSTQ_INDX_SHIFT); |
| 448 | next_q_type = ((reg & I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_MASK) >> |
| 449 | I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_SHIFT); |
| 450 | |
| 451 | if (qv_info->ceq_idx != I40E_QUEUE_INVALID_IDX) { |
| 452 | reg_idx = (msix_vf - 1) * vf->vf_id + qv_info->ceq_idx; |
| 453 | reg = (I40E_VPINT_CEQCTL_CAUSE_ENA_MASK | |
| 454 | (v_idx << I40E_VPINT_CEQCTL_MSIX_INDX_SHIFT) | |
| 455 | (qv_info->itr_idx << I40E_VPINT_CEQCTL_ITR_INDX_SHIFT) | |
| 456 | (next_q_type << I40E_VPINT_CEQCTL_NEXTQ_TYPE_SHIFT) | |
| 457 | (next_q_idx << I40E_VPINT_CEQCTL_NEXTQ_INDX_SHIFT)); |
| 458 | wr32(hw, I40E_VPINT_CEQCTL(reg_idx), reg); |
| 459 | |
| 460 | reg_idx = ((msix_vf - 1) * vf->vf_id) + (v_idx - 1); |
| 461 | reg = (qv_info->ceq_idx & |
| 462 | I40E_VPINT_LNKLSTN_FIRSTQ_INDX_MASK) | |
| 463 | (I40E_QUEUE_TYPE_PE_CEQ << |
| 464 | I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_SHIFT); |
| 465 | wr32(hw, I40E_VPINT_LNKLSTN(reg_idx), reg); |
| 466 | } |
| 467 | |
| 468 | if (qv_info->aeq_idx != I40E_QUEUE_INVALID_IDX) { |
| 469 | reg = (I40E_VPINT_AEQCTL_CAUSE_ENA_MASK | |
| 470 | (v_idx << I40E_VPINT_AEQCTL_MSIX_INDX_SHIFT) | |
| 471 | (qv_info->itr_idx << I40E_VPINT_AEQCTL_ITR_INDX_SHIFT)); |
| 472 | |
| 473 | wr32(hw, I40E_VPINT_AEQCTL(vf->vf_id), reg); |
| 474 | } |
| 475 | } |
| 476 | |
| 477 | return 0; |
| 478 | err: |
| 479 | kfree(vf->qvlist_info); |
| 480 | vf->qvlist_info = NULL; |
| 481 | return -EINVAL; |
| 482 | } |
| 483 | |
| 484 | /** |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 485 | * i40e_config_vsi_tx_queue |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 486 | * @vf: pointer to the VF info |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 487 | * @vsi_id: id of VSI as provided by the FW |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 488 | * @vsi_queue_id: vsi relative queue index |
| 489 | * @info: config. info |
| 490 | * |
| 491 | * configure tx queue |
| 492 | **/ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 493 | static int i40e_config_vsi_tx_queue(struct i40e_vf *vf, u16 vsi_id, |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 494 | u16 vsi_queue_id, |
| 495 | struct i40e_virtchnl_txq_info *info) |
| 496 | { |
| 497 | struct i40e_pf *pf = vf->pf; |
| 498 | struct i40e_hw *hw = &pf->hw; |
| 499 | struct i40e_hmc_obj_txq tx_ctx; |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 500 | struct i40e_vsi *vsi; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 501 | u16 pf_queue_id; |
| 502 | u32 qtx_ctl; |
| 503 | int ret = 0; |
| 504 | |
Carolyn Wyborny | d4a0658 | 2016-08-24 11:33:50 -0700 | [diff] [blame] | 505 | if (!i40e_vc_isvalid_vsi_id(vf, info->vsi_id)) { |
| 506 | ret = -ENOENT; |
| 507 | goto error_context; |
| 508 | } |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 509 | pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_id, vsi_queue_id); |
| 510 | vsi = i40e_find_vsi_from_id(pf, vsi_id); |
Carolyn Wyborny | d4a0658 | 2016-08-24 11:33:50 -0700 | [diff] [blame] | 511 | if (!vsi) { |
| 512 | ret = -ENOENT; |
| 513 | goto error_context; |
| 514 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 515 | |
| 516 | /* clear the context structure first */ |
| 517 | memset(&tx_ctx, 0, sizeof(struct i40e_hmc_obj_txq)); |
| 518 | |
| 519 | /* only set the required fields */ |
| 520 | tx_ctx.base = info->dma_ring_addr / 128; |
| 521 | tx_ctx.qlen = info->ring_len; |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 522 | tx_ctx.rdylist = le16_to_cpu(vsi->info.qs_handle[0]); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 523 | tx_ctx.rdylist_act = 0; |
Ashish Shah | 5d29896 | 2014-05-22 06:31:25 +0000 | [diff] [blame] | 524 | tx_ctx.head_wb_ena = info->headwb_enabled; |
| 525 | tx_ctx.head_wb_addr = info->dma_headwb_addr; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 526 | |
| 527 | /* clear the context in the HMC */ |
| 528 | ret = i40e_clear_lan_tx_queue_context(hw, pf_queue_id); |
| 529 | if (ret) { |
| 530 | dev_err(&pf->pdev->dev, |
| 531 | "Failed to clear VF LAN Tx queue context %d, error: %d\n", |
| 532 | pf_queue_id, ret); |
| 533 | ret = -ENOENT; |
| 534 | goto error_context; |
| 535 | } |
| 536 | |
| 537 | /* set the context in the HMC */ |
| 538 | ret = i40e_set_lan_tx_queue_context(hw, pf_queue_id, &tx_ctx); |
| 539 | if (ret) { |
| 540 | dev_err(&pf->pdev->dev, |
| 541 | "Failed to set VF LAN Tx queue context %d error: %d\n", |
| 542 | pf_queue_id, ret); |
| 543 | ret = -ENOENT; |
| 544 | goto error_context; |
| 545 | } |
| 546 | |
| 547 | /* associate this queue with the PCI VF function */ |
| 548 | qtx_ctl = I40E_QTX_CTL_VF_QUEUE; |
Shannon Nelson | 13fd977 | 2013-09-28 07:14:19 +0000 | [diff] [blame] | 549 | qtx_ctl |= ((hw->pf_id << I40E_QTX_CTL_PF_INDX_SHIFT) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 550 | & I40E_QTX_CTL_PF_INDX_MASK); |
| 551 | qtx_ctl |= (((vf->vf_id + hw->func_caps.vf_base_id) |
| 552 | << I40E_QTX_CTL_VFVM_INDX_SHIFT) |
| 553 | & I40E_QTX_CTL_VFVM_INDX_MASK); |
| 554 | wr32(hw, I40E_QTX_CTL(pf_queue_id), qtx_ctl); |
| 555 | i40e_flush(hw); |
| 556 | |
| 557 | error_context: |
| 558 | return ret; |
| 559 | } |
| 560 | |
| 561 | /** |
| 562 | * i40e_config_vsi_rx_queue |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 563 | * @vf: pointer to the VF info |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 564 | * @vsi_id: id of VSI as provided by the FW |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 565 | * @vsi_queue_id: vsi relative queue index |
| 566 | * @info: config. info |
| 567 | * |
| 568 | * configure rx queue |
| 569 | **/ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 570 | static int i40e_config_vsi_rx_queue(struct i40e_vf *vf, u16 vsi_id, |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 571 | u16 vsi_queue_id, |
| 572 | struct i40e_virtchnl_rxq_info *info) |
| 573 | { |
| 574 | struct i40e_pf *pf = vf->pf; |
| 575 | struct i40e_hw *hw = &pf->hw; |
| 576 | struct i40e_hmc_obj_rxq rx_ctx; |
| 577 | u16 pf_queue_id; |
| 578 | int ret = 0; |
| 579 | |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 580 | pf_queue_id = i40e_vc_get_pf_queue_id(vf, vsi_id, vsi_queue_id); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 581 | |
| 582 | /* clear the context structure first */ |
| 583 | memset(&rx_ctx, 0, sizeof(struct i40e_hmc_obj_rxq)); |
| 584 | |
| 585 | /* only set the required fields */ |
| 586 | rx_ctx.base = info->dma_ring_addr / 128; |
| 587 | rx_ctx.qlen = info->ring_len; |
| 588 | |
| 589 | if (info->splithdr_enabled) { |
| 590 | rx_ctx.hsplit_0 = I40E_RX_SPLIT_L2 | |
| 591 | I40E_RX_SPLIT_IP | |
| 592 | I40E_RX_SPLIT_TCP_UDP | |
| 593 | I40E_RX_SPLIT_SCTP; |
| 594 | /* header length validation */ |
| 595 | if (info->hdr_size > ((2 * 1024) - 64)) { |
| 596 | ret = -EINVAL; |
| 597 | goto error_param; |
| 598 | } |
| 599 | rx_ctx.hbuff = info->hdr_size >> I40E_RXQ_CTX_HBUFF_SHIFT; |
| 600 | |
Jesse Brandeburg | 19b85e6 | 2016-04-18 11:33:45 -0700 | [diff] [blame] | 601 | /* set split mode 10b */ |
Mitch Williams | d6b3bca | 2016-01-15 14:33:08 -0800 | [diff] [blame] | 602 | rx_ctx.dtype = I40E_RX_DTYPE_HEADER_SPLIT; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 603 | } |
| 604 | |
| 605 | /* databuffer length validation */ |
| 606 | if (info->databuffer_size > ((16 * 1024) - 128)) { |
| 607 | ret = -EINVAL; |
| 608 | goto error_param; |
| 609 | } |
| 610 | rx_ctx.dbuff = info->databuffer_size >> I40E_RXQ_CTX_DBUFF_SHIFT; |
| 611 | |
| 612 | /* max pkt. length validation */ |
| 613 | if (info->max_pkt_size >= (16 * 1024) || info->max_pkt_size < 64) { |
| 614 | ret = -EINVAL; |
| 615 | goto error_param; |
| 616 | } |
| 617 | rx_ctx.rxmax = info->max_pkt_size; |
| 618 | |
| 619 | /* enable 32bytes desc always */ |
| 620 | rx_ctx.dsize = 1; |
| 621 | |
| 622 | /* default values */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 623 | rx_ctx.lrxqthresh = 2; |
| 624 | rx_ctx.crcstrip = 1; |
Mitch Williams | 50d4165 | 2014-04-09 05:58:55 +0000 | [diff] [blame] | 625 | rx_ctx.prefena = 1; |
Shannon Nelson | c1d11ce | 2014-07-29 04:01:03 +0000 | [diff] [blame] | 626 | rx_ctx.l2tsel = 1; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 627 | |
| 628 | /* clear the context in the HMC */ |
| 629 | ret = i40e_clear_lan_rx_queue_context(hw, pf_queue_id); |
| 630 | if (ret) { |
| 631 | dev_err(&pf->pdev->dev, |
| 632 | "Failed to clear VF LAN Rx queue context %d, error: %d\n", |
| 633 | pf_queue_id, ret); |
| 634 | ret = -ENOENT; |
| 635 | goto error_param; |
| 636 | } |
| 637 | |
| 638 | /* set the context in the HMC */ |
| 639 | ret = i40e_set_lan_rx_queue_context(hw, pf_queue_id, &rx_ctx); |
| 640 | if (ret) { |
| 641 | dev_err(&pf->pdev->dev, |
| 642 | "Failed to set VF LAN Rx queue context %d error: %d\n", |
| 643 | pf_queue_id, ret); |
| 644 | ret = -ENOENT; |
| 645 | goto error_param; |
| 646 | } |
| 647 | |
| 648 | error_param: |
| 649 | return ret; |
| 650 | } |
| 651 | |
| 652 | /** |
| 653 | * i40e_alloc_vsi_res |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 654 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 655 | * @type: type of VSI to allocate |
| 656 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 657 | * alloc VF vsi context & resources |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 658 | **/ |
| 659 | static int i40e_alloc_vsi_res(struct i40e_vf *vf, enum i40e_vsi_type type) |
| 660 | { |
| 661 | struct i40e_mac_filter *f = NULL; |
| 662 | struct i40e_pf *pf = vf->pf; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 663 | struct i40e_vsi *vsi; |
| 664 | int ret = 0; |
| 665 | |
| 666 | vsi = i40e_vsi_setup(pf, type, pf->vsi[pf->lan_vsi]->seid, vf->vf_id); |
| 667 | |
| 668 | if (!vsi) { |
| 669 | dev_err(&pf->pdev->dev, |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 670 | "add vsi failed for VF %d, aq_err %d\n", |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 671 | vf->vf_id, pf->hw.aq.asq_last_status); |
| 672 | ret = -ENOENT; |
| 673 | goto error_alloc_vsi_res; |
| 674 | } |
| 675 | if (type == I40E_VSI_SRIOV) { |
Mitch Williams | bb360717 | 2016-05-16 10:26:33 -0700 | [diff] [blame] | 676 | u64 hena = i40e_pf_get_default_rss_hena(pf); |
| 677 | |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 678 | vf->lan_vsi_idx = vsi->idx; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 679 | vf->lan_vsi_id = vsi->id; |
Greg Rose | 6c12fcb | 2013-11-28 06:39:34 +0000 | [diff] [blame] | 680 | /* If the port VLAN has been configured and then the |
| 681 | * VF driver was removed then the VSI port VLAN |
| 682 | * configuration was destroyed. Check if there is |
| 683 | * a port VLAN and restore the VSI configuration if |
| 684 | * needed. |
| 685 | */ |
| 686 | if (vf->port_vlan_id) |
| 687 | i40e_vsi_add_pvid(vsi, vf->port_vlan_id); |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 688 | |
| 689 | spin_lock_bh(&vsi->mac_filter_list_lock); |
Mitch Williams | b7b713a | 2015-11-19 11:34:17 -0800 | [diff] [blame] | 690 | if (is_valid_ether_addr(vf->default_lan_addr.addr)) { |
| 691 | f = i40e_add_filter(vsi, vf->default_lan_addr.addr, |
| 692 | vf->port_vlan_id ? vf->port_vlan_id : -1, |
| 693 | true, false); |
| 694 | if (!f) |
| 695 | dev_info(&pf->pdev->dev, |
| 696 | "Could not add MAC filter %pM for VF %d\n", |
| 697 | vf->default_lan_addr.addr, vf->vf_id); |
| 698 | } |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 699 | spin_unlock_bh(&vsi->mac_filter_list_lock); |
Mitch Williams | bb360717 | 2016-05-16 10:26:33 -0700 | [diff] [blame] | 700 | i40e_write_rx_ctl(&pf->hw, I40E_VFQF_HENA1(0, vf->vf_id), |
| 701 | (u32)hena); |
| 702 | i40e_write_rx_ctl(&pf->hw, I40E_VFQF_HENA1(1, vf->vf_id), |
| 703 | (u32)(hena >> 32)); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 704 | } |
Neerav Parikh | 6dbbbfb | 2013-11-26 10:49:24 +0000 | [diff] [blame] | 705 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 706 | /* program mac filter */ |
Jesse Brandeburg | 17652c6 | 2015-11-05 17:01:02 -0800 | [diff] [blame] | 707 | ret = i40e_sync_vsi_filters(vsi); |
Mitch Williams | fd1646e | 2014-02-13 03:48:44 -0800 | [diff] [blame] | 708 | if (ret) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 709 | dev_err(&pf->pdev->dev, "Unable to program ucast filters\n"); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 710 | |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 711 | /* Set VF bandwidth if specified */ |
| 712 | if (vf->tx_rate) { |
| 713 | ret = i40e_aq_config_vsi_bw_limit(&pf->hw, vsi->seid, |
| 714 | vf->tx_rate / 50, 0, NULL); |
| 715 | if (ret) |
| 716 | dev_err(&pf->pdev->dev, "Unable to set tx rate, VF %d, error code %d.\n", |
| 717 | vf->vf_id, ret); |
| 718 | } |
| 719 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 720 | error_alloc_vsi_res: |
| 721 | return ret; |
| 722 | } |
| 723 | |
| 724 | /** |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 725 | * i40e_enable_vf_mappings |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 726 | * @vf: pointer to the VF info |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 727 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 728 | * enable VF mappings |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 729 | **/ |
| 730 | static void i40e_enable_vf_mappings(struct i40e_vf *vf) |
| 731 | { |
| 732 | struct i40e_pf *pf = vf->pf; |
| 733 | struct i40e_hw *hw = &pf->hw; |
| 734 | u32 reg, total_queue_pairs = 0; |
| 735 | int j; |
| 736 | |
| 737 | /* Tell the hardware we're using noncontiguous mapping. HW requires |
| 738 | * that VF queues be mapped using this method, even when they are |
| 739 | * contiguous in real life |
| 740 | */ |
Shannon Nelson | 272cdaf2 | 2016-02-17 16:12:21 -0800 | [diff] [blame] | 741 | i40e_write_rx_ctl(hw, I40E_VSILAN_QBASE(vf->lan_vsi_id), |
| 742 | I40E_VSILAN_QBASE_VSIQTABLE_ENA_MASK); |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 743 | |
| 744 | /* enable VF vplan_qtable mappings */ |
| 745 | reg = I40E_VPLAN_MAPENA_TXRX_ENA_MASK; |
| 746 | wr32(hw, I40E_VPLAN_MAPENA(vf->vf_id), reg); |
| 747 | |
| 748 | /* map PF queues to VF queues */ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 749 | for (j = 0; j < pf->vsi[vf->lan_vsi_idx]->alloc_queue_pairs; j++) { |
| 750 | u16 qid = i40e_vc_get_pf_queue_id(vf, vf->lan_vsi_id, j); |
Jesse Brandeburg | 6995b36 | 2015-08-28 17:55:54 -0400 | [diff] [blame] | 751 | |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 752 | reg = (qid & I40E_VPLAN_QTABLE_QINDEX_MASK); |
| 753 | wr32(hw, I40E_VPLAN_QTABLE(total_queue_pairs, vf->vf_id), reg); |
| 754 | total_queue_pairs++; |
| 755 | } |
| 756 | |
| 757 | /* map PF queues to VSI */ |
| 758 | for (j = 0; j < 7; j++) { |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 759 | if (j * 2 >= pf->vsi[vf->lan_vsi_idx]->alloc_queue_pairs) { |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 760 | reg = 0x07FF07FF; /* unused */ |
| 761 | } else { |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 762 | u16 qid = i40e_vc_get_pf_queue_id(vf, vf->lan_vsi_id, |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 763 | j * 2); |
| 764 | reg = qid; |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 765 | qid = i40e_vc_get_pf_queue_id(vf, vf->lan_vsi_id, |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 766 | (j * 2) + 1); |
| 767 | reg |= qid << 16; |
| 768 | } |
Shannon Nelson | 272cdaf2 | 2016-02-17 16:12:21 -0800 | [diff] [blame] | 769 | i40e_write_rx_ctl(hw, I40E_VSILAN_QTABLE(j, vf->lan_vsi_id), |
| 770 | reg); |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 771 | } |
| 772 | |
| 773 | i40e_flush(hw); |
| 774 | } |
| 775 | |
| 776 | /** |
| 777 | * i40e_disable_vf_mappings |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 778 | * @vf: pointer to the VF info |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 779 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 780 | * disable VF mappings |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 781 | **/ |
| 782 | static void i40e_disable_vf_mappings(struct i40e_vf *vf) |
| 783 | { |
| 784 | struct i40e_pf *pf = vf->pf; |
| 785 | struct i40e_hw *hw = &pf->hw; |
| 786 | int i; |
| 787 | |
| 788 | /* disable qp mappings */ |
| 789 | wr32(hw, I40E_VPLAN_MAPENA(vf->vf_id), 0); |
| 790 | for (i = 0; i < I40E_MAX_VSI_QP; i++) |
| 791 | wr32(hw, I40E_VPLAN_QTABLE(i, vf->vf_id), |
| 792 | I40E_QUEUE_END_OF_LIST); |
| 793 | i40e_flush(hw); |
| 794 | } |
| 795 | |
| 796 | /** |
| 797 | * i40e_free_vf_res |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 798 | * @vf: pointer to the VF info |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 799 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 800 | * free VF resources |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 801 | **/ |
| 802 | static void i40e_free_vf_res(struct i40e_vf *vf) |
| 803 | { |
| 804 | struct i40e_pf *pf = vf->pf; |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 805 | struct i40e_hw *hw = &pf->hw; |
| 806 | u32 reg_idx, reg; |
| 807 | int i, msix_vf; |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 808 | |
| 809 | /* free vsi & disconnect it from the parent uplink */ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 810 | if (vf->lan_vsi_idx) { |
| 811 | i40e_vsi_release(pf->vsi[vf->lan_vsi_idx]); |
| 812 | vf->lan_vsi_idx = 0; |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 813 | vf->lan_vsi_id = 0; |
| 814 | } |
Mitch Williams | 9347eb7 | 2014-02-11 08:26:32 +0000 | [diff] [blame] | 815 | msix_vf = pf->hw.func_caps.num_msix_vectors_vf; |
| 816 | |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 817 | /* disable interrupts so the VF starts in a known state */ |
| 818 | for (i = 0; i < msix_vf; i++) { |
| 819 | /* format is same for both registers */ |
| 820 | if (0 == i) |
| 821 | reg_idx = I40E_VFINT_DYN_CTL0(vf->vf_id); |
| 822 | else |
| 823 | reg_idx = I40E_VFINT_DYN_CTLN(((msix_vf - 1) * |
| 824 | (vf->vf_id)) |
| 825 | + (i - 1)); |
| 826 | wr32(hw, reg_idx, I40E_VFINT_DYN_CTLN_CLEARPBA_MASK); |
| 827 | i40e_flush(hw); |
| 828 | } |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 829 | |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 830 | /* clear the irq settings */ |
| 831 | for (i = 0; i < msix_vf; i++) { |
| 832 | /* format is same for both registers */ |
| 833 | if (0 == i) |
| 834 | reg_idx = I40E_VPINT_LNKLST0(vf->vf_id); |
| 835 | else |
| 836 | reg_idx = I40E_VPINT_LNKLSTN(((msix_vf - 1) * |
| 837 | (vf->vf_id)) |
| 838 | + (i - 1)); |
| 839 | reg = (I40E_VPINT_LNKLSTN_FIRSTQ_TYPE_MASK | |
| 840 | I40E_VPINT_LNKLSTN_FIRSTQ_INDX_MASK); |
| 841 | wr32(hw, reg_idx, reg); |
| 842 | i40e_flush(hw); |
| 843 | } |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 844 | /* reset some of the state varibles keeping |
| 845 | * track of the resources |
| 846 | */ |
| 847 | vf->num_queue_pairs = 0; |
| 848 | vf->vf_states = 0; |
Mitch Williams | 21be99e | 2015-08-31 19:54:48 -0400 | [diff] [blame] | 849 | clear_bit(I40E_VF_STAT_INIT, &vf->vf_states); |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 850 | } |
| 851 | |
| 852 | /** |
| 853 | * i40e_alloc_vf_res |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 854 | * @vf: pointer to the VF info |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 855 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 856 | * allocate VF resources |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 857 | **/ |
| 858 | static int i40e_alloc_vf_res(struct i40e_vf *vf) |
| 859 | { |
| 860 | struct i40e_pf *pf = vf->pf; |
| 861 | int total_queue_pairs = 0; |
| 862 | int ret; |
| 863 | |
| 864 | /* allocate hw vsi context & associated resources */ |
| 865 | ret = i40e_alloc_vsi_res(vf, I40E_VSI_SRIOV); |
| 866 | if (ret) |
| 867 | goto error_alloc; |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 868 | total_queue_pairs += pf->vsi[vf->lan_vsi_idx]->alloc_queue_pairs; |
Anjali Singhai Jain | 692fb0a | 2016-04-13 03:08:21 -0700 | [diff] [blame] | 869 | |
| 870 | if (vf->trusted) |
| 871 | set_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps); |
| 872 | else |
| 873 | clear_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps); |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 874 | |
| 875 | /* store the total qps number for the runtime |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 876 | * VF req validation |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 877 | */ |
| 878 | vf->num_queue_pairs = total_queue_pairs; |
| 879 | |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 880 | /* VF is now completely initialized */ |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 881 | set_bit(I40E_VF_STAT_INIT, &vf->vf_states); |
| 882 | |
| 883 | error_alloc: |
| 884 | if (ret) |
| 885 | i40e_free_vf_res(vf); |
| 886 | |
| 887 | return ret; |
| 888 | } |
| 889 | |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 890 | #define VF_DEVICE_STATUS 0xAA |
| 891 | #define VF_TRANS_PENDING_MASK 0x20 |
| 892 | /** |
| 893 | * i40e_quiesce_vf_pci |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 894 | * @vf: pointer to the VF structure |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 895 | * |
| 896 | * Wait for VF PCI transactions to be cleared after reset. Returns -EIO |
| 897 | * if the transactions never clear. |
| 898 | **/ |
| 899 | static int i40e_quiesce_vf_pci(struct i40e_vf *vf) |
| 900 | { |
| 901 | struct i40e_pf *pf = vf->pf; |
| 902 | struct i40e_hw *hw = &pf->hw; |
| 903 | int vf_abs_id, i; |
| 904 | u32 reg; |
| 905 | |
Mitch Williams | b141d61 | 2013-11-28 06:39:36 +0000 | [diff] [blame] | 906 | vf_abs_id = vf->vf_id + hw->func_caps.vf_base_id; |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 907 | |
| 908 | wr32(hw, I40E_PF_PCI_CIAA, |
| 909 | VF_DEVICE_STATUS | (vf_abs_id << I40E_PF_PCI_CIAA_VF_NUM_SHIFT)); |
| 910 | for (i = 0; i < 100; i++) { |
| 911 | reg = rd32(hw, I40E_PF_PCI_CIAD); |
| 912 | if ((reg & VF_TRANS_PENDING_MASK) == 0) |
| 913 | return 0; |
| 914 | udelay(1); |
| 915 | } |
| 916 | return -EIO; |
| 917 | } |
| 918 | |
Mitch Williams | 805bd5b | 2013-11-28 06:39:26 +0000 | [diff] [blame] | 919 | /** |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 920 | * i40e_reset_vf |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 921 | * @vf: pointer to the VF structure |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 922 | * @flr: VFLR was issued or not |
| 923 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 924 | * reset the VF |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 925 | **/ |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 926 | void i40e_reset_vf(struct i40e_vf *vf, bool flr) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 927 | { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 928 | struct i40e_pf *pf = vf->pf; |
| 929 | struct i40e_hw *hw = &pf->hw; |
Mitch Williams | 7e5a313 | 2016-03-10 14:59:47 -0800 | [diff] [blame] | 930 | u32 reg, reg_idx, bit_idx; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 931 | bool rsd = false; |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 932 | int i; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 933 | |
Mitch Williams | 3ba9bcb | 2015-01-09 11:18:15 +0000 | [diff] [blame] | 934 | if (test_and_set_bit(__I40E_VF_DISABLE, &pf->state)) |
| 935 | return; |
| 936 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 937 | /* warn the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 938 | clear_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states); |
| 939 | |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 940 | /* In the case of a VFLR, the HW has already reset the VF and we |
| 941 | * just need to clean up, so don't hit the VFRTRIG register. |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 942 | */ |
| 943 | if (!flr) { |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 944 | /* reset VF using VPGEN_VFRTRIG reg */ |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 945 | reg = rd32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id)); |
| 946 | reg |= I40E_VPGEN_VFRTRIG_VFSWR_MASK; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 947 | wr32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id), reg); |
| 948 | i40e_flush(hw); |
| 949 | } |
Mitch Williams | 7369ca8 | 2016-03-18 12:18:09 -0700 | [diff] [blame] | 950 | /* clear the VFLR bit in GLGEN_VFLRSTAT */ |
| 951 | reg_idx = (hw->func_caps.vf_base_id + vf->vf_id) / 32; |
| 952 | bit_idx = (hw->func_caps.vf_base_id + vf->vf_id) % 32; |
| 953 | wr32(hw, I40E_GLGEN_VFLRSTAT(reg_idx), BIT(bit_idx)); |
Akeem G Abodunrin | 30728c5 | 2016-04-01 03:56:03 -0700 | [diff] [blame] | 954 | i40e_flush(hw); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 955 | |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 956 | if (i40e_quiesce_vf_pci(vf)) |
| 957 | dev_err(&pf->pdev->dev, "VF %d PCI transactions stuck\n", |
| 958 | vf->vf_id); |
| 959 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 960 | /* poll VPGEN_VFRSTAT reg to make sure |
| 961 | * that reset is complete |
| 962 | */ |
Mitch Williams | 1750a22 | 2015-01-09 11:18:13 +0000 | [diff] [blame] | 963 | for (i = 0; i < 10; i++) { |
| 964 | /* VF reset requires driver to first reset the VF and then |
| 965 | * poll the status register to make sure that the reset |
| 966 | * completed successfully. Due to internal HW FIFO flushes, |
| 967 | * we must wait 10ms before the register will be valid. |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 968 | */ |
Mitch Williams | 1750a22 | 2015-01-09 11:18:13 +0000 | [diff] [blame] | 969 | usleep_range(10000, 20000); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 970 | reg = rd32(hw, I40E_VPGEN_VFRSTAT(vf->vf_id)); |
| 971 | if (reg & I40E_VPGEN_VFRSTAT_VFRD_MASK) { |
| 972 | rsd = true; |
| 973 | break; |
| 974 | } |
| 975 | } |
| 976 | |
Anjali Singhai Jain | 57175ac | 2015-04-07 19:45:35 -0400 | [diff] [blame] | 977 | if (flr) |
| 978 | usleep_range(10000, 20000); |
| 979 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 980 | if (!rsd) |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 981 | dev_err(&pf->pdev->dev, "VF reset check timeout on VF %d\n", |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 982 | vf->vf_id); |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 983 | wr32(hw, I40E_VFGEN_RSTAT1(vf->vf_id), I40E_VFR_COMPLETED); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 984 | /* clear the reset bit in the VPGEN_VFRTRIG reg */ |
| 985 | reg = rd32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id)); |
| 986 | reg &= ~I40E_VPGEN_VFRTRIG_VFSWR_MASK; |
| 987 | wr32(hw, I40E_VPGEN_VFRTRIG(vf->vf_id), reg); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 988 | |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 989 | /* On initial reset, we won't have any queues */ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 990 | if (vf->lan_vsi_idx == 0) |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 991 | goto complete_reset; |
| 992 | |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 993 | i40e_vsi_control_rings(pf->vsi[vf->lan_vsi_idx], false); |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 994 | complete_reset: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 995 | /* reallocate VF resources to reset the VSI state */ |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 996 | i40e_free_vf_res(vf); |
Mitch Williams | 21be99e | 2015-08-31 19:54:48 -0400 | [diff] [blame] | 997 | if (!i40e_alloc_vf_res(vf)) { |
Anjali Singhai Jain | e3219ce | 2016-01-20 13:40:01 -0600 | [diff] [blame] | 998 | int abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; |
Mitch Williams | 21be99e | 2015-08-31 19:54:48 -0400 | [diff] [blame] | 999 | i40e_enable_vf_mappings(vf); |
| 1000 | set_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states); |
| 1001 | clear_bit(I40E_VF_STAT_DISABLED, &vf->vf_states); |
Avinash Dayanand | 6a23449 | 2016-07-27 12:02:37 -0700 | [diff] [blame] | 1002 | /* Do not notify the client during VF init */ |
| 1003 | if (vf->pf->num_alloc_vfs) |
| 1004 | i40e_notify_client_of_vf_reset(pf, abs_vf_id); |
Catherine Sullivan | dc5b4e9 | 2016-07-27 12:02:31 -0700 | [diff] [blame] | 1005 | vf->num_vlan = 0; |
Mitch Williams | 21be99e | 2015-08-31 19:54:48 -0400 | [diff] [blame] | 1006 | } |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 1007 | /* tell the VF the reset is done */ |
| 1008 | wr32(hw, I40E_VFGEN_RSTAT1(vf->vf_id), I40E_VFR_VFACTIVE); |
Mitch Williams | 7e5a313 | 2016-03-10 14:59:47 -0800 | [diff] [blame] | 1009 | |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 1010 | i40e_flush(hw); |
Mitch Williams | 3ba9bcb | 2015-01-09 11:18:15 +0000 | [diff] [blame] | 1011 | clear_bit(__I40E_VF_DISABLE, &pf->state); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1012 | } |
Greg Rose | c354229 | 2013-12-13 08:38:38 +0000 | [diff] [blame] | 1013 | |
| 1014 | /** |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1015 | * i40e_free_vfs |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1016 | * @pf: pointer to the PF structure |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1017 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1018 | * free VF resources |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1019 | **/ |
| 1020 | void i40e_free_vfs(struct i40e_pf *pf) |
| 1021 | { |
Mitch Williams | f741453 | 2013-11-28 06:39:40 +0000 | [diff] [blame] | 1022 | struct i40e_hw *hw = &pf->hw; |
| 1023 | u32 reg_idx, bit_idx; |
| 1024 | int i, tmp, vf_id; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1025 | |
| 1026 | if (!pf->vf) |
| 1027 | return; |
Mitch Williams | 3ba9bcb | 2015-01-09 11:18:15 +0000 | [diff] [blame] | 1028 | while (test_and_set_bit(__I40E_VF_DISABLE, &pf->state)) |
| 1029 | usleep_range(1000, 2000); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1030 | |
Anjali Singhai Jain | e3219ce | 2016-01-20 13:40:01 -0600 | [diff] [blame] | 1031 | i40e_notify_client_of_vf_enable(pf, 0); |
Mitch Williams | 0325fca | 2015-08-26 15:14:09 -0400 | [diff] [blame] | 1032 | for (i = 0; i < pf->num_alloc_vfs; i++) |
| 1033 | if (test_bit(I40E_VF_STAT_INIT, &pf->vf[i].vf_states)) |
| 1034 | i40e_vsi_control_rings(pf->vsi[pf->vf[i].lan_vsi_idx], |
| 1035 | false); |
| 1036 | |
Mitch A Williams | 6a9ddb3 | 2014-12-09 08:53:01 +0000 | [diff] [blame] | 1037 | /* Disable IOV before freeing resources. This lets any VF drivers |
| 1038 | * running in the host get themselves cleaned up before we yank |
| 1039 | * the carpet out from underneath their feet. |
| 1040 | */ |
| 1041 | if (!pci_vfs_assigned(pf->pdev)) |
| 1042 | pci_disable_sriov(pf->pdev); |
Mitch Williams | 6d7b967 | 2015-03-31 00:45:02 -0700 | [diff] [blame] | 1043 | else |
| 1044 | dev_warn(&pf->pdev->dev, "VFs are assigned - not disabling SR-IOV\n"); |
Mitch A Williams | 6a9ddb3 | 2014-12-09 08:53:01 +0000 | [diff] [blame] | 1045 | |
| 1046 | msleep(20); /* let any messages in transit get finished up */ |
| 1047 | |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1048 | /* free up VF resources */ |
Mitch Williams | 6c1b5bf | 2013-11-28 06:39:30 +0000 | [diff] [blame] | 1049 | tmp = pf->num_alloc_vfs; |
| 1050 | pf->num_alloc_vfs = 0; |
| 1051 | for (i = 0; i < tmp; i++) { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1052 | if (test_bit(I40E_VF_STAT_INIT, &pf->vf[i].vf_states)) |
| 1053 | i40e_free_vf_res(&pf->vf[i]); |
| 1054 | /* disable qp mappings */ |
| 1055 | i40e_disable_vf_mappings(&pf->vf[i]); |
| 1056 | } |
| 1057 | |
| 1058 | kfree(pf->vf); |
| 1059 | pf->vf = NULL; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1060 | |
Mitch Williams | 9e5634d | 2014-04-04 04:43:14 +0000 | [diff] [blame] | 1061 | /* This check is for when the driver is unloaded while VFs are |
| 1062 | * assigned. Setting the number of VFs to 0 through sysfs is caught |
| 1063 | * before this function ever gets called. |
| 1064 | */ |
Ethan Zhao | c24817b | 2014-07-22 18:36:43 +0000 | [diff] [blame] | 1065 | if (!pci_vfs_assigned(pf->pdev)) { |
Mitch Williams | f741453 | 2013-11-28 06:39:40 +0000 | [diff] [blame] | 1066 | /* Acknowledge VFLR for all VFS. Without this, VFs will fail to |
| 1067 | * work correctly when SR-IOV gets re-enabled. |
| 1068 | */ |
| 1069 | for (vf_id = 0; vf_id < tmp; vf_id++) { |
| 1070 | reg_idx = (hw->func_caps.vf_base_id + vf_id) / 32; |
| 1071 | bit_idx = (hw->func_caps.vf_base_id + vf_id) % 32; |
Jesse Brandeburg | 41a1d04 | 2015-06-04 16:24:02 -0400 | [diff] [blame] | 1072 | wr32(hw, I40E_GLGEN_VFLRSTAT(reg_idx), BIT(bit_idx)); |
Mitch Williams | f741453 | 2013-11-28 06:39:40 +0000 | [diff] [blame] | 1073 | } |
Greg Rose | c354229 | 2013-12-13 08:38:38 +0000 | [diff] [blame] | 1074 | } |
Mitch Williams | 3ba9bcb | 2015-01-09 11:18:15 +0000 | [diff] [blame] | 1075 | clear_bit(__I40E_VF_DISABLE, &pf->state); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1076 | } |
| 1077 | |
| 1078 | #ifdef CONFIG_PCI_IOV |
| 1079 | /** |
| 1080 | * i40e_alloc_vfs |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1081 | * @pf: pointer to the PF structure |
| 1082 | * @num_alloc_vfs: number of VFs to allocate |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1083 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1084 | * allocate VF resources |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1085 | **/ |
Mitch Williams | 4aeec01 | 2014-02-13 03:48:47 -0800 | [diff] [blame] | 1086 | int i40e_alloc_vfs(struct i40e_pf *pf, u16 num_alloc_vfs) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1087 | { |
| 1088 | struct i40e_vf *vfs; |
| 1089 | int i, ret = 0; |
| 1090 | |
Mitch Williams | 6c1b5bf | 2013-11-28 06:39:30 +0000 | [diff] [blame] | 1091 | /* Disable interrupt 0 so we don't try to handle the VFLR. */ |
Mitch Williams | 2ef28cf | 2013-11-28 06:39:32 +0000 | [diff] [blame] | 1092 | i40e_irq_dynamic_disable_icr0(pf); |
| 1093 | |
Mitch Williams | 4aeec01 | 2014-02-13 03:48:47 -0800 | [diff] [blame] | 1094 | /* Check to see if we're just allocating resources for extant VFs */ |
| 1095 | if (pci_num_vf(pf->pdev) != num_alloc_vfs) { |
| 1096 | ret = pci_enable_sriov(pf->pdev, num_alloc_vfs); |
| 1097 | if (ret) { |
Akeem G Abodunrin | de445b3 | 2015-10-01 14:37:40 -0400 | [diff] [blame] | 1098 | pf->flags &= ~I40E_FLAG_VEB_MODE_ENABLED; |
Mitch Williams | 4aeec01 | 2014-02-13 03:48:47 -0800 | [diff] [blame] | 1099 | pf->num_alloc_vfs = 0; |
| 1100 | goto err_iov; |
| 1101 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1102 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1103 | /* allocate memory */ |
Akeem G Abodunrin | cc6456a | 2014-02-06 05:51:02 +0000 | [diff] [blame] | 1104 | vfs = kcalloc(num_alloc_vfs, sizeof(struct i40e_vf), GFP_KERNEL); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1105 | if (!vfs) { |
| 1106 | ret = -ENOMEM; |
| 1107 | goto err_alloc; |
| 1108 | } |
Mitch Williams | c674d12 | 2014-05-20 08:01:40 +0000 | [diff] [blame] | 1109 | pf->vf = vfs; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1110 | |
| 1111 | /* apply default profile */ |
| 1112 | for (i = 0; i < num_alloc_vfs; i++) { |
| 1113 | vfs[i].pf = pf; |
| 1114 | vfs[i].parent_type = I40E_SWITCH_ELEMENT_TYPE_VEB; |
| 1115 | vfs[i].vf_id = i; |
| 1116 | |
| 1117 | /* assign default capabilities */ |
| 1118 | set_bit(I40E_VIRTCHNL_VF_CAP_L2, &vfs[i].vf_caps); |
Mitch Williams | c674d12 | 2014-05-20 08:01:40 +0000 | [diff] [blame] | 1119 | vfs[i].spoofchk = true; |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1120 | /* VF resources get allocated during reset */ |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 1121 | i40e_reset_vf(&vfs[i], false); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1122 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1123 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1124 | pf->num_alloc_vfs = num_alloc_vfs; |
| 1125 | |
Avinash Dayanand | 6a23449 | 2016-07-27 12:02:37 -0700 | [diff] [blame] | 1126 | i40e_notify_client_of_vf_enable(pf, num_alloc_vfs); |
| 1127 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1128 | err_alloc: |
| 1129 | if (ret) |
| 1130 | i40e_free_vfs(pf); |
| 1131 | err_iov: |
Mitch Williams | 6c1b5bf | 2013-11-28 06:39:30 +0000 | [diff] [blame] | 1132 | /* Re-enable interrupt 0. */ |
Jesse Brandeburg | 40d72a5 | 2016-01-13 16:51:45 -0800 | [diff] [blame] | 1133 | i40e_irq_dynamic_enable_icr0(pf, false); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1134 | return ret; |
| 1135 | } |
| 1136 | |
| 1137 | #endif |
| 1138 | /** |
| 1139 | * i40e_pci_sriov_enable |
| 1140 | * @pdev: pointer to a pci_dev structure |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1141 | * @num_vfs: number of VFs to allocate |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1142 | * |
| 1143 | * Enable or change the number of VFs |
| 1144 | **/ |
| 1145 | static int i40e_pci_sriov_enable(struct pci_dev *pdev, int num_vfs) |
| 1146 | { |
| 1147 | #ifdef CONFIG_PCI_IOV |
| 1148 | struct i40e_pf *pf = pci_get_drvdata(pdev); |
| 1149 | int pre_existing_vfs = pci_num_vf(pdev); |
| 1150 | int err = 0; |
| 1151 | |
Jesse Brandeburg | 6995b36 | 2015-08-28 17:55:54 -0400 | [diff] [blame] | 1152 | if (test_bit(__I40E_TESTING, &pf->state)) { |
Greg Rose | e17bc41 | 2015-04-16 20:05:59 -0400 | [diff] [blame] | 1153 | dev_warn(&pdev->dev, |
| 1154 | "Cannot enable SR-IOV virtual functions while the device is undergoing diagnostic testing\n"); |
| 1155 | err = -EPERM; |
| 1156 | goto err_out; |
| 1157 | } |
| 1158 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1159 | if (pre_existing_vfs && pre_existing_vfs != num_vfs) |
| 1160 | i40e_free_vfs(pf); |
| 1161 | else if (pre_existing_vfs && pre_existing_vfs == num_vfs) |
| 1162 | goto out; |
| 1163 | |
| 1164 | if (num_vfs > pf->num_req_vfs) { |
Mitch Williams | 96c8d07 | 2015-08-27 11:42:35 -0400 | [diff] [blame] | 1165 | dev_warn(&pdev->dev, "Unable to enable %d VFs. Limited to %d VFs due to device resource constraints.\n", |
| 1166 | num_vfs, pf->num_req_vfs); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1167 | err = -EPERM; |
| 1168 | goto err_out; |
| 1169 | } |
| 1170 | |
Mitch Williams | 96c8d07 | 2015-08-27 11:42:35 -0400 | [diff] [blame] | 1171 | dev_info(&pdev->dev, "Allocating %d VFs.\n", num_vfs); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1172 | err = i40e_alloc_vfs(pf, num_vfs); |
| 1173 | if (err) { |
| 1174 | dev_warn(&pdev->dev, "Failed to enable SR-IOV: %d\n", err); |
| 1175 | goto err_out; |
| 1176 | } |
| 1177 | |
| 1178 | out: |
| 1179 | return num_vfs; |
| 1180 | |
| 1181 | err_out: |
| 1182 | return err; |
| 1183 | #endif |
| 1184 | return 0; |
| 1185 | } |
| 1186 | |
| 1187 | /** |
| 1188 | * i40e_pci_sriov_configure |
| 1189 | * @pdev: pointer to a pci_dev structure |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1190 | * @num_vfs: number of VFs to allocate |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1191 | * |
| 1192 | * Enable or change the number of VFs. Called when the user updates the number |
| 1193 | * of VFs in sysfs. |
| 1194 | **/ |
| 1195 | int i40e_pci_sriov_configure(struct pci_dev *pdev, int num_vfs) |
| 1196 | { |
| 1197 | struct i40e_pf *pf = pci_get_drvdata(pdev); |
| 1198 | |
Anjali Singhai Jain | fc60861 | 2015-05-08 15:35:57 -0700 | [diff] [blame] | 1199 | if (num_vfs) { |
| 1200 | if (!(pf->flags & I40E_FLAG_VEB_MODE_ENABLED)) { |
| 1201 | pf->flags |= I40E_FLAG_VEB_MODE_ENABLED; |
| 1202 | i40e_do_reset_safe(pf, |
| 1203 | BIT_ULL(__I40E_PF_RESET_REQUESTED)); |
| 1204 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1205 | return i40e_pci_sriov_enable(pdev, num_vfs); |
Anjali Singhai Jain | fc60861 | 2015-05-08 15:35:57 -0700 | [diff] [blame] | 1206 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1207 | |
Ethan Zhao | c24817b | 2014-07-22 18:36:43 +0000 | [diff] [blame] | 1208 | if (!pci_vfs_assigned(pf->pdev)) { |
Mitch Williams | 9e5634d | 2014-04-04 04:43:14 +0000 | [diff] [blame] | 1209 | i40e_free_vfs(pf); |
Anjali Singhai Jain | fc60861 | 2015-05-08 15:35:57 -0700 | [diff] [blame] | 1210 | pf->flags &= ~I40E_FLAG_VEB_MODE_ENABLED; |
| 1211 | i40e_do_reset_safe(pf, BIT_ULL(__I40E_PF_RESET_REQUESTED)); |
Mitch Williams | 9e5634d | 2014-04-04 04:43:14 +0000 | [diff] [blame] | 1212 | } else { |
| 1213 | dev_warn(&pdev->dev, "Unable to free VFs because some are assigned to VMs.\n"); |
| 1214 | return -EINVAL; |
| 1215 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1216 | return 0; |
| 1217 | } |
| 1218 | |
| 1219 | /***********************virtual channel routines******************/ |
| 1220 | |
| 1221 | /** |
| 1222 | * i40e_vc_send_msg_to_vf |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1223 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1224 | * @v_opcode: virtual channel opcode |
| 1225 | * @v_retval: virtual channel return value |
| 1226 | * @msg: pointer to the msg buffer |
| 1227 | * @msglen: msg length |
| 1228 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1229 | * send msg to VF |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1230 | **/ |
| 1231 | static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode, |
| 1232 | u32 v_retval, u8 *msg, u16 msglen) |
| 1233 | { |
Anjali Singhai Jain | 6e7b5bd | 2014-07-10 07:58:21 +0000 | [diff] [blame] | 1234 | struct i40e_pf *pf; |
| 1235 | struct i40e_hw *hw; |
| 1236 | int abs_vf_id; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1237 | i40e_status aq_ret; |
| 1238 | |
Anjali Singhai Jain | 6e7b5bd | 2014-07-10 07:58:21 +0000 | [diff] [blame] | 1239 | /* validate the request */ |
| 1240 | if (!vf || vf->vf_id >= vf->pf->num_alloc_vfs) |
| 1241 | return -EINVAL; |
| 1242 | |
| 1243 | pf = vf->pf; |
| 1244 | hw = &pf->hw; |
| 1245 | abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; |
| 1246 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1247 | /* single place to detect unsuccessful return values */ |
| 1248 | if (v_retval) { |
| 1249 | vf->num_invalid_msgs++; |
Mitch Williams | 18b7af5 | 2016-03-18 12:18:14 -0700 | [diff] [blame] | 1250 | dev_info(&pf->pdev->dev, "VF %d failed opcode %d, retval: %d\n", |
| 1251 | vf->vf_id, v_opcode, v_retval); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1252 | if (vf->num_invalid_msgs > |
| 1253 | I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED) { |
| 1254 | dev_err(&pf->pdev->dev, |
| 1255 | "Number of invalid messages exceeded for VF %d\n", |
| 1256 | vf->vf_id); |
| 1257 | dev_err(&pf->pdev->dev, "Use PF Control I/F to enable the VF\n"); |
| 1258 | set_bit(I40E_VF_STAT_DISABLED, &vf->vf_states); |
| 1259 | } |
| 1260 | } else { |
| 1261 | vf->num_valid_msgs++; |
Jingjing Wu | 5d38c93 | 2015-09-28 14:12:39 -0400 | [diff] [blame] | 1262 | /* reset the invalid counter, if a valid message is received. */ |
| 1263 | vf->num_invalid_msgs = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1264 | } |
| 1265 | |
Ashish Shah | f19efbb | 2014-08-01 13:27:06 -0700 | [diff] [blame] | 1266 | aq_ret = i40e_aq_send_msg_to_vf(hw, abs_vf_id, v_opcode, v_retval, |
Mitch Williams | 7efa84b | 2013-11-28 06:39:41 +0000 | [diff] [blame] | 1267 | msg, msglen, NULL); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1268 | if (aq_ret) { |
Mitch Williams | 18b7af5 | 2016-03-18 12:18:14 -0700 | [diff] [blame] | 1269 | dev_info(&pf->pdev->dev, |
| 1270 | "Unable to send the message to VF %d aq_err %d\n", |
| 1271 | vf->vf_id, pf->hw.aq.asq_last_status); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1272 | return -EIO; |
| 1273 | } |
| 1274 | |
| 1275 | return 0; |
| 1276 | } |
| 1277 | |
| 1278 | /** |
| 1279 | * i40e_vc_send_resp_to_vf |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1280 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1281 | * @opcode: operation code |
| 1282 | * @retval: return value |
| 1283 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1284 | * send resp msg to VF |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1285 | **/ |
| 1286 | static int i40e_vc_send_resp_to_vf(struct i40e_vf *vf, |
| 1287 | enum i40e_virtchnl_ops opcode, |
| 1288 | i40e_status retval) |
| 1289 | { |
| 1290 | return i40e_vc_send_msg_to_vf(vf, opcode, retval, NULL, 0); |
| 1291 | } |
| 1292 | |
| 1293 | /** |
| 1294 | * i40e_vc_get_version_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1295 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1296 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1297 | * called from the VF to request the API version used by the PF |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1298 | **/ |
Mitch Williams | f4ca1a2 | 2015-06-04 16:23:57 -0400 | [diff] [blame] | 1299 | static int i40e_vc_get_version_msg(struct i40e_vf *vf, u8 *msg) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1300 | { |
| 1301 | struct i40e_virtchnl_version_info info = { |
| 1302 | I40E_VIRTCHNL_VERSION_MAJOR, I40E_VIRTCHNL_VERSION_MINOR |
| 1303 | }; |
| 1304 | |
Mitch Williams | f4ca1a2 | 2015-06-04 16:23:57 -0400 | [diff] [blame] | 1305 | vf->vf_ver = *(struct i40e_virtchnl_version_info *)msg; |
Mitch Williams | 606a548 | 2015-06-04 16:24:00 -0400 | [diff] [blame] | 1306 | /* VFs running the 1.0 API expect to get 1.0 back or they will cry. */ |
| 1307 | if (VF_IS_V10(vf)) |
| 1308 | info.minor = I40E_VIRTCHNL_VERSION_MINOR_NO_VF_CAPS; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1309 | return i40e_vc_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_VERSION, |
| 1310 | I40E_SUCCESS, (u8 *)&info, |
| 1311 | sizeof(struct |
| 1312 | i40e_virtchnl_version_info)); |
| 1313 | } |
| 1314 | |
| 1315 | /** |
| 1316 | * i40e_vc_get_vf_resources_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1317 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1318 | * @msg: pointer to the msg buffer |
| 1319 | * @msglen: msg length |
| 1320 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1321 | * called from the VF to request its resources |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1322 | **/ |
Mitch Williams | f4ca1a2 | 2015-06-04 16:23:57 -0400 | [diff] [blame] | 1323 | static int i40e_vc_get_vf_resources_msg(struct i40e_vf *vf, u8 *msg) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1324 | { |
| 1325 | struct i40e_virtchnl_vf_resource *vfres = NULL; |
| 1326 | struct i40e_pf *pf = vf->pf; |
| 1327 | i40e_status aq_ret = 0; |
| 1328 | struct i40e_vsi *vsi; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1329 | int num_vsis = 1; |
Mitch Williams | 442b25e | 2016-03-18 12:18:06 -0700 | [diff] [blame] | 1330 | int len = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1331 | int ret; |
| 1332 | |
| 1333 | if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { |
| 1334 | aq_ret = I40E_ERR_PARAM; |
| 1335 | goto err; |
| 1336 | } |
| 1337 | |
| 1338 | len = (sizeof(struct i40e_virtchnl_vf_resource) + |
| 1339 | sizeof(struct i40e_virtchnl_vsi_resource) * num_vsis); |
| 1340 | |
| 1341 | vfres = kzalloc(len, GFP_KERNEL); |
| 1342 | if (!vfres) { |
| 1343 | aq_ret = I40E_ERR_NO_MEMORY; |
| 1344 | len = 0; |
| 1345 | goto err; |
| 1346 | } |
Mitch Williams | f4ca1a2 | 2015-06-04 16:23:57 -0400 | [diff] [blame] | 1347 | if (VF_IS_V11(vf)) |
| 1348 | vf->driver_caps = *(u32 *)msg; |
| 1349 | else |
| 1350 | vf->driver_caps = I40E_VIRTCHNL_VF_OFFLOAD_L2 | |
| 1351 | I40E_VIRTCHNL_VF_OFFLOAD_RSS_REG | |
| 1352 | I40E_VIRTCHNL_VF_OFFLOAD_VLAN; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1353 | |
| 1354 | vfres->vf_offload_flags = I40E_VIRTCHNL_VF_OFFLOAD_L2; |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 1355 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1356 | if (!vsi->info.pvid) |
Anjali Singhai Jain | e25d00b | 2015-06-23 19:00:04 -0400 | [diff] [blame] | 1357 | vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_VLAN; |
Anjali Singhai Jain | e3219ce | 2016-01-20 13:40:01 -0600 | [diff] [blame] | 1358 | |
| 1359 | if (i40e_vf_client_capable(pf, vf->vf_id, I40E_CLIENT_IWARP) && |
| 1360 | (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_IWARP)) { |
| 1361 | vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_IWARP; |
| 1362 | set_bit(I40E_VF_STAT_IWARPENA, &vf->vf_states); |
| 1363 | } |
| 1364 | |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 1365 | if (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PF) { |
| 1366 | vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_RSS_PF; |
Anjali Singhai Jain | e25d00b | 2015-06-23 19:00:04 -0400 | [diff] [blame] | 1367 | } else { |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 1368 | if ((pf->flags & I40E_FLAG_RSS_AQ_CAPABLE) && |
| 1369 | (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_RSS_AQ)) |
| 1370 | vfres->vf_offload_flags |= |
| 1371 | I40E_VIRTCHNL_VF_OFFLOAD_RSS_AQ; |
| 1372 | else |
| 1373 | vfres->vf_offload_flags |= |
| 1374 | I40E_VIRTCHNL_VF_OFFLOAD_RSS_REG; |
Anjali Singhai Jain | e25d00b | 2015-06-23 19:00:04 -0400 | [diff] [blame] | 1375 | } |
Anjali Singhai Jain | 1f01227 | 2015-09-03 17:18:53 -0400 | [diff] [blame] | 1376 | |
Anjali Singhai Jain | 3d0da5b | 2015-12-22 14:25:05 -0800 | [diff] [blame] | 1377 | if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE) { |
| 1378 | if (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2) |
| 1379 | vfres->vf_offload_flags |= |
| 1380 | I40E_VIRTCHNL_VF_OFFLOAD_RSS_PCTYPE_V2; |
| 1381 | } |
| 1382 | |
Shannon Nelson | 14c5f5d | 2016-04-01 03:56:08 -0700 | [diff] [blame] | 1383 | if (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_RX_POLLING) { |
| 1384 | if (pf->flags & I40E_FLAG_MFP_ENABLED) { |
| 1385 | dev_err(&pf->pdev->dev, |
| 1386 | "VF %d requested polling mode: this feature is supported only when the device is running in single function per port (SFP) mode\n", |
| 1387 | vf->vf_id); |
| 1388 | ret = I40E_ERR_PARAM; |
| 1389 | goto err; |
| 1390 | } |
Anjali Singhai Jain | 1f01227 | 2015-09-03 17:18:53 -0400 | [diff] [blame] | 1391 | vfres->vf_offload_flags |= I40E_VIRTCHNL_VF_OFFLOAD_RX_POLLING; |
Shannon Nelson | 14c5f5d | 2016-04-01 03:56:08 -0700 | [diff] [blame] | 1392 | } |
Anjali Singhai Jain | 1f01227 | 2015-09-03 17:18:53 -0400 | [diff] [blame] | 1393 | |
Anjali Singhai Jain | f6d83d1 | 2015-12-22 14:25:07 -0800 | [diff] [blame] | 1394 | if (pf->flags & I40E_FLAG_WB_ON_ITR_CAPABLE) { |
| 1395 | if (vf->driver_caps & I40E_VIRTCHNL_VF_OFFLOAD_WB_ON_ITR) |
| 1396 | vfres->vf_offload_flags |= |
| 1397 | I40E_VIRTCHNL_VF_OFFLOAD_WB_ON_ITR; |
| 1398 | } |
| 1399 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1400 | vfres->num_vsis = num_vsis; |
| 1401 | vfres->num_queue_pairs = vf->num_queue_pairs; |
| 1402 | vfres->max_vectors = pf->hw.func_caps.num_msix_vectors_vf; |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 1403 | vfres->rss_key_size = I40E_HKEY_ARRAY_SIZE; |
| 1404 | vfres->rss_lut_size = I40E_VF_HLUT_ARRAY_SIZE; |
| 1405 | |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 1406 | if (vf->lan_vsi_idx) { |
Mitch Williams | 442b25e | 2016-03-18 12:18:06 -0700 | [diff] [blame] | 1407 | vfres->vsi_res[0].vsi_id = vf->lan_vsi_id; |
| 1408 | vfres->vsi_res[0].vsi_type = I40E_VSI_SRIOV; |
| 1409 | vfres->vsi_res[0].num_queue_pairs = vsi->alloc_queue_pairs; |
Mitch Williams | f578f5f | 2015-08-28 17:55:58 -0400 | [diff] [blame] | 1410 | /* VFs only use TC 0 */ |
Mitch Williams | 442b25e | 2016-03-18 12:18:06 -0700 | [diff] [blame] | 1411 | vfres->vsi_res[0].qset_handle |
Mitch Williams | f578f5f | 2015-08-28 17:55:58 -0400 | [diff] [blame] | 1412 | = le16_to_cpu(vsi->info.qs_handle[0]); |
Mitch Williams | 442b25e | 2016-03-18 12:18:06 -0700 | [diff] [blame] | 1413 | ether_addr_copy(vfres->vsi_res[0].default_mac_addr, |
Jesse Brandeburg | 6995b36 | 2015-08-28 17:55:54 -0400 | [diff] [blame] | 1414 | vf->default_lan_addr.addr); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1415 | } |
| 1416 | set_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states); |
| 1417 | |
| 1418 | err: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1419 | /* send the response back to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1420 | ret = i40e_vc_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_VF_RESOURCES, |
| 1421 | aq_ret, (u8 *)vfres, len); |
| 1422 | |
| 1423 | kfree(vfres); |
| 1424 | return ret; |
| 1425 | } |
| 1426 | |
| 1427 | /** |
| 1428 | * i40e_vc_reset_vf_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1429 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1430 | * @msg: pointer to the msg buffer |
| 1431 | * @msglen: msg length |
| 1432 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1433 | * called from the VF to reset itself, |
| 1434 | * unlike other virtchnl messages, PF driver |
| 1435 | * doesn't send the response back to the VF |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1436 | **/ |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 1437 | static void i40e_vc_reset_vf_msg(struct i40e_vf *vf) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1438 | { |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 1439 | if (test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) |
| 1440 | i40e_reset_vf(vf, false); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1441 | } |
| 1442 | |
| 1443 | /** |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 1444 | * i40e_getnum_vf_vsi_vlan_filters |
| 1445 | * @vsi: pointer to the vsi |
| 1446 | * |
| 1447 | * called to get the number of VLANs offloaded on this VF |
| 1448 | **/ |
| 1449 | static inline int i40e_getnum_vf_vsi_vlan_filters(struct i40e_vsi *vsi) |
| 1450 | { |
| 1451 | struct i40e_mac_filter *f; |
| 1452 | int num_vlans = 0; |
| 1453 | |
| 1454 | list_for_each_entry(f, &vsi->mac_filter_list, list) { |
| 1455 | if (f->vlan >= 0 && f->vlan <= I40E_MAX_VLANID) |
| 1456 | num_vlans++; |
| 1457 | } |
| 1458 | |
| 1459 | return num_vlans; |
| 1460 | } |
| 1461 | |
| 1462 | /** |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1463 | * i40e_vc_config_promiscuous_mode_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1464 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1465 | * @msg: pointer to the msg buffer |
| 1466 | * @msglen: msg length |
| 1467 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1468 | * called from the VF to configure the promiscuous mode of |
| 1469 | * VF vsis |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1470 | **/ |
| 1471 | static int i40e_vc_config_promiscuous_mode_msg(struct i40e_vf *vf, |
| 1472 | u8 *msg, u16 msglen) |
| 1473 | { |
| 1474 | struct i40e_virtchnl_promisc_info *info = |
| 1475 | (struct i40e_virtchnl_promisc_info *)msg; |
| 1476 | struct i40e_pf *pf = vf->pf; |
| 1477 | struct i40e_hw *hw = &pf->hw; |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 1478 | struct i40e_mac_filter *f; |
| 1479 | i40e_status aq_ret = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1480 | bool allmulti = false; |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 1481 | struct i40e_vsi *vsi; |
| 1482 | bool alluni = false; |
| 1483 | int aq_err = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1484 | |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 1485 | vsi = i40e_find_vsi_from_id(pf, info->vsi_id); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1486 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || |
Carolyn Wyborny | d4a0658 | 2016-08-24 11:33:50 -0700 | [diff] [blame] | 1487 | !i40e_vc_isvalid_vsi_id(vf, info->vsi_id) || |
| 1488 | !vsi) { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1489 | aq_ret = I40E_ERR_PARAM; |
| 1490 | goto error_param; |
| 1491 | } |
Mitch Williams | eee4172 | 2016-05-03 15:13:13 -0700 | [diff] [blame] | 1492 | if (!test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps)) { |
| 1493 | dev_err(&pf->pdev->dev, |
| 1494 | "Unprivileged VF %d is attempting to configure promiscuous mode\n", |
| 1495 | vf->vf_id); |
| 1496 | /* Lie to the VF on purpose. */ |
| 1497 | aq_ret = 0; |
| 1498 | goto error_param; |
| 1499 | } |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 1500 | /* Multicast promiscuous handling*/ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1501 | if (info->flags & I40E_FLAG_VF_MULTICAST_PROMISC) |
| 1502 | allmulti = true; |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 1503 | |
| 1504 | if (vf->port_vlan_id) { |
| 1505 | aq_ret = i40e_aq_set_vsi_mc_promisc_on_vlan(hw, vsi->seid, |
| 1506 | allmulti, |
| 1507 | vf->port_vlan_id, |
| 1508 | NULL); |
| 1509 | } else if (i40e_getnum_vf_vsi_vlan_filters(vsi)) { |
| 1510 | list_for_each_entry(f, &vsi->mac_filter_list, list) { |
Anjali Singhai Jain | 47d3483 | 2016-04-12 08:30:52 -0700 | [diff] [blame] | 1511 | if (f->vlan < 0 || f->vlan > I40E_MAX_VLANID) |
| 1512 | continue; |
| 1513 | aq_ret = i40e_aq_set_vsi_mc_promisc_on_vlan(hw, |
| 1514 | vsi->seid, |
| 1515 | allmulti, |
| 1516 | f->vlan, |
| 1517 | NULL); |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 1518 | aq_err = pf->hw.aq.asq_last_status; |
| 1519 | if (aq_ret) { |
| 1520 | dev_err(&pf->pdev->dev, |
| 1521 | "Could not add VLAN %d to multicast promiscuous domain err %s aq_err %s\n", |
| 1522 | f->vlan, |
| 1523 | i40e_stat_str(&pf->hw, aq_ret), |
| 1524 | i40e_aq_str(&pf->hw, aq_err)); |
| 1525 | break; |
| 1526 | } |
| 1527 | } |
| 1528 | } else { |
| 1529 | aq_ret = i40e_aq_set_vsi_multicast_promiscuous(hw, vsi->seid, |
| 1530 | allmulti, NULL); |
| 1531 | aq_err = pf->hw.aq.asq_last_status; |
| 1532 | if (aq_ret) { |
| 1533 | dev_err(&pf->pdev->dev, |
| 1534 | "VF %d failed to set multicast promiscuous mode err %s aq_err %s\n", |
| 1535 | vf->vf_id, |
| 1536 | i40e_stat_str(&pf->hw, aq_ret), |
| 1537 | i40e_aq_str(&pf->hw, aq_err)); |
| 1538 | goto error_param_int; |
| 1539 | } |
| 1540 | } |
| 1541 | |
| 1542 | if (!aq_ret) { |
| 1543 | dev_info(&pf->pdev->dev, |
| 1544 | "VF %d successfully set multicast promiscuous mode\n", |
| 1545 | vf->vf_id); |
| 1546 | if (allmulti) |
| 1547 | set_bit(I40E_VF_STAT_MC_PROMISC, &vf->vf_states); |
| 1548 | else |
| 1549 | clear_bit(I40E_VF_STAT_MC_PROMISC, &vf->vf_states); |
| 1550 | } |
| 1551 | |
| 1552 | if (info->flags & I40E_FLAG_VF_UNICAST_PROMISC) |
| 1553 | alluni = true; |
| 1554 | if (vf->port_vlan_id) { |
| 1555 | aq_ret = i40e_aq_set_vsi_uc_promisc_on_vlan(hw, vsi->seid, |
| 1556 | alluni, |
| 1557 | vf->port_vlan_id, |
| 1558 | NULL); |
| 1559 | } else if (i40e_getnum_vf_vsi_vlan_filters(vsi)) { |
| 1560 | list_for_each_entry(f, &vsi->mac_filter_list, list) { |
| 1561 | aq_ret = 0; |
Arnd Bergmann | ce927db | 2016-04-29 19:44:05 +0200 | [diff] [blame] | 1562 | if (f->vlan >= 0 && f->vlan <= I40E_MAX_VLANID) { |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 1563 | aq_ret = |
| 1564 | i40e_aq_set_vsi_uc_promisc_on_vlan(hw, |
| 1565 | vsi->seid, |
| 1566 | alluni, |
| 1567 | f->vlan, |
| 1568 | NULL); |
| 1569 | aq_err = pf->hw.aq.asq_last_status; |
Arnd Bergmann | ce927db | 2016-04-29 19:44:05 +0200 | [diff] [blame] | 1570 | } |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 1571 | if (aq_ret) |
| 1572 | dev_err(&pf->pdev->dev, |
| 1573 | "Could not add VLAN %d to Unicast promiscuous domain err %s aq_err %s\n", |
| 1574 | f->vlan, |
| 1575 | i40e_stat_str(&pf->hw, aq_ret), |
| 1576 | i40e_aq_str(&pf->hw, aq_err)); |
| 1577 | } |
| 1578 | } else { |
| 1579 | aq_ret = i40e_aq_set_vsi_unicast_promiscuous(hw, vsi->seid, |
Anjali Singhai Jain | b556989 | 2016-05-03 15:13:12 -0700 | [diff] [blame] | 1580 | allmulti, NULL, |
| 1581 | true); |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 1582 | aq_err = pf->hw.aq.asq_last_status; |
| 1583 | if (aq_ret) |
| 1584 | dev_err(&pf->pdev->dev, |
| 1585 | "VF %d failed to set unicast promiscuous mode %8.8x err %s aq_err %s\n", |
| 1586 | vf->vf_id, info->flags, |
| 1587 | i40e_stat_str(&pf->hw, aq_ret), |
| 1588 | i40e_aq_str(&pf->hw, aq_err)); |
| 1589 | } |
| 1590 | |
| 1591 | error_param_int: |
| 1592 | if (!aq_ret) { |
| 1593 | dev_info(&pf->pdev->dev, |
| 1594 | "VF %d successfully set unicast promiscuous mode\n", |
| 1595 | vf->vf_id); |
| 1596 | if (alluni) |
| 1597 | set_bit(I40E_VF_STAT_UC_PROMISC, &vf->vf_states); |
| 1598 | else |
| 1599 | clear_bit(I40E_VF_STAT_UC_PROMISC, &vf->vf_states); |
| 1600 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1601 | |
| 1602 | error_param: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1603 | /* send the response to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1604 | return i40e_vc_send_resp_to_vf(vf, |
| 1605 | I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE, |
| 1606 | aq_ret); |
| 1607 | } |
| 1608 | |
| 1609 | /** |
| 1610 | * i40e_vc_config_queues_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1611 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1612 | * @msg: pointer to the msg buffer |
| 1613 | * @msglen: msg length |
| 1614 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1615 | * called from the VF to configure the rx/tx |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1616 | * queues |
| 1617 | **/ |
| 1618 | static int i40e_vc_config_queues_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 1619 | { |
| 1620 | struct i40e_virtchnl_vsi_queue_config_info *qci = |
| 1621 | (struct i40e_virtchnl_vsi_queue_config_info *)msg; |
| 1622 | struct i40e_virtchnl_queue_pair_info *qpi; |
Ashish Shah | 5f5e33b | 2014-07-10 07:58:15 +0000 | [diff] [blame] | 1623 | struct i40e_pf *pf = vf->pf; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1624 | u16 vsi_id, vsi_queue_id; |
| 1625 | i40e_status aq_ret = 0; |
| 1626 | int i; |
| 1627 | |
| 1628 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { |
| 1629 | aq_ret = I40E_ERR_PARAM; |
| 1630 | goto error_param; |
| 1631 | } |
| 1632 | |
| 1633 | vsi_id = qci->vsi_id; |
| 1634 | if (!i40e_vc_isvalid_vsi_id(vf, vsi_id)) { |
| 1635 | aq_ret = I40E_ERR_PARAM; |
| 1636 | goto error_param; |
| 1637 | } |
| 1638 | for (i = 0; i < qci->num_queue_pairs; i++) { |
| 1639 | qpi = &qci->qpair[i]; |
| 1640 | vsi_queue_id = qpi->txq.queue_id; |
| 1641 | if ((qpi->txq.vsi_id != vsi_id) || |
| 1642 | (qpi->rxq.vsi_id != vsi_id) || |
| 1643 | (qpi->rxq.queue_id != vsi_queue_id) || |
| 1644 | !i40e_vc_isvalid_queue_id(vf, vsi_id, vsi_queue_id)) { |
| 1645 | aq_ret = I40E_ERR_PARAM; |
| 1646 | goto error_param; |
| 1647 | } |
| 1648 | |
| 1649 | if (i40e_config_vsi_rx_queue(vf, vsi_id, vsi_queue_id, |
| 1650 | &qpi->rxq) || |
| 1651 | i40e_config_vsi_tx_queue(vf, vsi_id, vsi_queue_id, |
| 1652 | &qpi->txq)) { |
| 1653 | aq_ret = I40E_ERR_PARAM; |
| 1654 | goto error_param; |
| 1655 | } |
| 1656 | } |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1657 | /* set vsi num_queue_pairs in use to num configured by VF */ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 1658 | pf->vsi[vf->lan_vsi_idx]->num_queue_pairs = qci->num_queue_pairs; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1659 | |
| 1660 | error_param: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1661 | /* send the response to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1662 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES, |
| 1663 | aq_ret); |
| 1664 | } |
| 1665 | |
| 1666 | /** |
| 1667 | * i40e_vc_config_irq_map_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1668 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1669 | * @msg: pointer to the msg buffer |
| 1670 | * @msglen: msg length |
| 1671 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1672 | * called from the VF to configure the irq to |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1673 | * queue map |
| 1674 | **/ |
| 1675 | static int i40e_vc_config_irq_map_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 1676 | { |
| 1677 | struct i40e_virtchnl_irq_map_info *irqmap_info = |
| 1678 | (struct i40e_virtchnl_irq_map_info *)msg; |
| 1679 | struct i40e_virtchnl_vector_map *map; |
| 1680 | u16 vsi_id, vsi_queue_id, vector_id; |
| 1681 | i40e_status aq_ret = 0; |
| 1682 | unsigned long tempmap; |
| 1683 | int i; |
| 1684 | |
| 1685 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { |
| 1686 | aq_ret = I40E_ERR_PARAM; |
| 1687 | goto error_param; |
| 1688 | } |
| 1689 | |
| 1690 | for (i = 0; i < irqmap_info->num_vectors; i++) { |
| 1691 | map = &irqmap_info->vecmap[i]; |
| 1692 | |
| 1693 | vector_id = map->vector_id; |
| 1694 | vsi_id = map->vsi_id; |
| 1695 | /* validate msg params */ |
| 1696 | if (!i40e_vc_isvalid_vector_id(vf, vector_id) || |
| 1697 | !i40e_vc_isvalid_vsi_id(vf, vsi_id)) { |
| 1698 | aq_ret = I40E_ERR_PARAM; |
| 1699 | goto error_param; |
| 1700 | } |
| 1701 | |
| 1702 | /* lookout for the invalid queue index */ |
| 1703 | tempmap = map->rxq_map; |
Wei Yongjun | 4836650 | 2013-09-24 05:17:36 +0000 | [diff] [blame] | 1704 | for_each_set_bit(vsi_queue_id, &tempmap, I40E_MAX_VSI_QP) { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1705 | if (!i40e_vc_isvalid_queue_id(vf, vsi_id, |
| 1706 | vsi_queue_id)) { |
| 1707 | aq_ret = I40E_ERR_PARAM; |
| 1708 | goto error_param; |
| 1709 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1710 | } |
| 1711 | |
| 1712 | tempmap = map->txq_map; |
Wei Yongjun | 4836650 | 2013-09-24 05:17:36 +0000 | [diff] [blame] | 1713 | for_each_set_bit(vsi_queue_id, &tempmap, I40E_MAX_VSI_QP) { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1714 | if (!i40e_vc_isvalid_queue_id(vf, vsi_id, |
| 1715 | vsi_queue_id)) { |
| 1716 | aq_ret = I40E_ERR_PARAM; |
| 1717 | goto error_param; |
| 1718 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1719 | } |
| 1720 | |
| 1721 | i40e_config_irq_link_list(vf, vsi_id, map); |
| 1722 | } |
| 1723 | error_param: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1724 | /* send the response to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1725 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP, |
| 1726 | aq_ret); |
| 1727 | } |
| 1728 | |
| 1729 | /** |
| 1730 | * i40e_vc_enable_queues_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1731 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1732 | * @msg: pointer to the msg buffer |
| 1733 | * @msglen: msg length |
| 1734 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1735 | * called from the VF to enable all or specific queue(s) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1736 | **/ |
| 1737 | static int i40e_vc_enable_queues_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 1738 | { |
| 1739 | struct i40e_virtchnl_queue_select *vqs = |
| 1740 | (struct i40e_virtchnl_queue_select *)msg; |
| 1741 | struct i40e_pf *pf = vf->pf; |
| 1742 | u16 vsi_id = vqs->vsi_id; |
| 1743 | i40e_status aq_ret = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1744 | |
| 1745 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { |
| 1746 | aq_ret = I40E_ERR_PARAM; |
| 1747 | goto error_param; |
| 1748 | } |
| 1749 | |
| 1750 | if (!i40e_vc_isvalid_vsi_id(vf, vsi_id)) { |
| 1751 | aq_ret = I40E_ERR_PARAM; |
| 1752 | goto error_param; |
| 1753 | } |
| 1754 | |
| 1755 | if ((0 == vqs->rx_queues) && (0 == vqs->tx_queues)) { |
| 1756 | aq_ret = I40E_ERR_PARAM; |
| 1757 | goto error_param; |
| 1758 | } |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 1759 | |
| 1760 | if (i40e_vsi_control_rings(pf->vsi[vf->lan_vsi_idx], true)) |
Mitch Williams | 88f6563 | 2013-11-28 06:39:28 +0000 | [diff] [blame] | 1761 | aq_ret = I40E_ERR_TIMEOUT; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1762 | error_param: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1763 | /* send the response to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1764 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_ENABLE_QUEUES, |
| 1765 | aq_ret); |
| 1766 | } |
| 1767 | |
| 1768 | /** |
| 1769 | * i40e_vc_disable_queues_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1770 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1771 | * @msg: pointer to the msg buffer |
| 1772 | * @msglen: msg length |
| 1773 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1774 | * called from the VF to disable all or specific |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1775 | * queue(s) |
| 1776 | **/ |
| 1777 | static int i40e_vc_disable_queues_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 1778 | { |
| 1779 | struct i40e_virtchnl_queue_select *vqs = |
| 1780 | (struct i40e_virtchnl_queue_select *)msg; |
| 1781 | struct i40e_pf *pf = vf->pf; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1782 | i40e_status aq_ret = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1783 | |
| 1784 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { |
| 1785 | aq_ret = I40E_ERR_PARAM; |
| 1786 | goto error_param; |
| 1787 | } |
| 1788 | |
| 1789 | if (!i40e_vc_isvalid_vsi_id(vf, vqs->vsi_id)) { |
| 1790 | aq_ret = I40E_ERR_PARAM; |
| 1791 | goto error_param; |
| 1792 | } |
| 1793 | |
| 1794 | if ((0 == vqs->rx_queues) && (0 == vqs->tx_queues)) { |
| 1795 | aq_ret = I40E_ERR_PARAM; |
| 1796 | goto error_param; |
| 1797 | } |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 1798 | |
| 1799 | if (i40e_vsi_control_rings(pf->vsi[vf->lan_vsi_idx], false)) |
Mitch Williams | 88f6563 | 2013-11-28 06:39:28 +0000 | [diff] [blame] | 1800 | aq_ret = I40E_ERR_TIMEOUT; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1801 | |
| 1802 | error_param: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1803 | /* send the response to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1804 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_DISABLE_QUEUES, |
| 1805 | aq_ret); |
| 1806 | } |
| 1807 | |
| 1808 | /** |
| 1809 | * i40e_vc_get_stats_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1810 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1811 | * @msg: pointer to the msg buffer |
| 1812 | * @msglen: msg length |
| 1813 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1814 | * called from the VF to get vsi stats |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1815 | **/ |
| 1816 | static int i40e_vc_get_stats_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 1817 | { |
| 1818 | struct i40e_virtchnl_queue_select *vqs = |
| 1819 | (struct i40e_virtchnl_queue_select *)msg; |
| 1820 | struct i40e_pf *pf = vf->pf; |
| 1821 | struct i40e_eth_stats stats; |
| 1822 | i40e_status aq_ret = 0; |
| 1823 | struct i40e_vsi *vsi; |
| 1824 | |
| 1825 | memset(&stats, 0, sizeof(struct i40e_eth_stats)); |
| 1826 | |
| 1827 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { |
| 1828 | aq_ret = I40E_ERR_PARAM; |
| 1829 | goto error_param; |
| 1830 | } |
| 1831 | |
| 1832 | if (!i40e_vc_isvalid_vsi_id(vf, vqs->vsi_id)) { |
| 1833 | aq_ret = I40E_ERR_PARAM; |
| 1834 | goto error_param; |
| 1835 | } |
| 1836 | |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 1837 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1838 | if (!vsi) { |
| 1839 | aq_ret = I40E_ERR_PARAM; |
| 1840 | goto error_param; |
| 1841 | } |
| 1842 | i40e_update_eth_stats(vsi); |
Mitch Williams | 5a9769c | 2013-11-28 06:39:38 +0000 | [diff] [blame] | 1843 | stats = vsi->eth_stats; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1844 | |
| 1845 | error_param: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1846 | /* send the response back to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1847 | return i40e_vc_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_STATS, aq_ret, |
| 1848 | (u8 *)&stats, sizeof(stats)); |
| 1849 | } |
| 1850 | |
Anjali Singhai Jain | 5f527ba | 2016-04-13 03:08:22 -0700 | [diff] [blame] | 1851 | /* If the VF is not trusted restrict the number of MAC/VLAN it can program */ |
| 1852 | #define I40E_VC_MAX_MAC_ADDR_PER_VF 8 |
| 1853 | #define I40E_VC_MAX_VLAN_PER_VF 8 |
| 1854 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1855 | /** |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1856 | * i40e_check_vf_permission |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1857 | * @vf: pointer to the VF info |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1858 | * @macaddr: pointer to the MAC Address being checked |
| 1859 | * |
| 1860 | * Check if the VF has permission to add or delete unicast MAC address |
| 1861 | * filters and return error code -EPERM if not. Then check if the |
| 1862 | * address filter requested is broadcast or zero and if so return |
| 1863 | * an invalid MAC address error code. |
| 1864 | **/ |
| 1865 | static inline int i40e_check_vf_permission(struct i40e_vf *vf, u8 *macaddr) |
| 1866 | { |
| 1867 | struct i40e_pf *pf = vf->pf; |
| 1868 | int ret = 0; |
| 1869 | |
| 1870 | if (is_broadcast_ether_addr(macaddr) || |
| 1871 | is_zero_ether_addr(macaddr)) { |
| 1872 | dev_err(&pf->pdev->dev, "invalid VF MAC addr %pM\n", macaddr); |
| 1873 | ret = I40E_ERR_INVALID_MAC_ADDR; |
Greg Rose | 5017c2a | 2013-12-07 10:36:54 +0000 | [diff] [blame] | 1874 | } else if (vf->pf_set_mac && !is_multicast_ether_addr(macaddr) && |
Anjali Singhai Jain | 692fb0a | 2016-04-13 03:08:21 -0700 | [diff] [blame] | 1875 | !test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps) && |
Greg Rose | 5017c2a | 2013-12-07 10:36:54 +0000 | [diff] [blame] | 1876 | !ether_addr_equal(macaddr, vf->default_lan_addr.addr)) { |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1877 | /* If the host VMM administrator has set the VF MAC address |
| 1878 | * administratively via the ndo_set_vf_mac command then deny |
| 1879 | * permission to the VF to add or delete unicast MAC addresses. |
Anjali Singhai Jain | 692fb0a | 2016-04-13 03:08:21 -0700 | [diff] [blame] | 1880 | * Unless the VF is privileged and then it can do whatever. |
Greg Rose | 5017c2a | 2013-12-07 10:36:54 +0000 | [diff] [blame] | 1881 | * The VF may request to set the MAC address filter already |
| 1882 | * assigned to it so do not return an error in that case. |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1883 | */ |
| 1884 | dev_err(&pf->pdev->dev, |
Anjali Singhai Jain | 692fb0a | 2016-04-13 03:08:21 -0700 | [diff] [blame] | 1885 | "VF attempting to override administratively set MAC address, reload the VF driver to resume normal operation\n"); |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1886 | ret = -EPERM; |
Anjali Singhai Jain | 5f527ba | 2016-04-13 03:08:22 -0700 | [diff] [blame] | 1887 | } else if ((vf->num_mac >= I40E_VC_MAX_MAC_ADDR_PER_VF) && |
| 1888 | !test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps)) { |
| 1889 | dev_err(&pf->pdev->dev, |
| 1890 | "VF is not trusted, switch the VF to trusted to add more functionality\n"); |
| 1891 | ret = -EPERM; |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1892 | } |
| 1893 | return ret; |
| 1894 | } |
| 1895 | |
| 1896 | /** |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1897 | * i40e_vc_add_mac_addr_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1898 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1899 | * @msg: pointer to the msg buffer |
| 1900 | * @msglen: msg length |
| 1901 | * |
| 1902 | * add guest mac address filter |
| 1903 | **/ |
| 1904 | static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 1905 | { |
| 1906 | struct i40e_virtchnl_ether_addr_list *al = |
| 1907 | (struct i40e_virtchnl_ether_addr_list *)msg; |
| 1908 | struct i40e_pf *pf = vf->pf; |
| 1909 | struct i40e_vsi *vsi = NULL; |
| 1910 | u16 vsi_id = al->vsi_id; |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1911 | i40e_status ret = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1912 | int i; |
| 1913 | |
| 1914 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1915 | !i40e_vc_isvalid_vsi_id(vf, vsi_id)) { |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1916 | ret = I40E_ERR_PARAM; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1917 | goto error_param; |
| 1918 | } |
| 1919 | |
| 1920 | for (i = 0; i < al->num_elements; i++) { |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1921 | ret = i40e_check_vf_permission(vf, al->list[i].addr); |
| 1922 | if (ret) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1923 | goto error_param; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1924 | } |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 1925 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1926 | |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 1927 | /* Lock once, because all function inside for loop accesses VSI's |
| 1928 | * MAC filter list which needs to be protected using same lock. |
| 1929 | */ |
| 1930 | spin_lock_bh(&vsi->mac_filter_list_lock); |
| 1931 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1932 | /* add new addresses to the list */ |
| 1933 | for (i = 0; i < al->num_elements; i++) { |
| 1934 | struct i40e_mac_filter *f; |
| 1935 | |
| 1936 | f = i40e_find_mac(vsi, al->list[i].addr, true, false); |
Mitch Williams | 7e68edf9 | 2013-11-16 10:00:41 +0000 | [diff] [blame] | 1937 | if (!f) { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1938 | if (i40e_is_vsi_in_vlan(vsi)) |
| 1939 | f = i40e_put_mac_in_vlan(vsi, al->list[i].addr, |
| 1940 | true, false); |
| 1941 | else |
| 1942 | f = i40e_add_filter(vsi, al->list[i].addr, -1, |
| 1943 | true, false); |
| 1944 | } |
| 1945 | |
| 1946 | if (!f) { |
| 1947 | dev_err(&pf->pdev->dev, |
Mitch Williams | 8d8f229 | 2015-10-21 19:47:11 -0400 | [diff] [blame] | 1948 | "Unable to add MAC filter %pM for VF %d\n", |
| 1949 | al->list[i].addr, vf->vf_id); |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1950 | ret = I40E_ERR_PARAM; |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 1951 | spin_unlock_bh(&vsi->mac_filter_list_lock); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1952 | goto error_param; |
Anjali Singhai Jain | 5f527ba | 2016-04-13 03:08:22 -0700 | [diff] [blame] | 1953 | } else { |
| 1954 | vf->num_mac++; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1955 | } |
| 1956 | } |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 1957 | spin_unlock_bh(&vsi->mac_filter_list_lock); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1958 | |
| 1959 | /* program the updated filter list */ |
Mitch Williams | ea02e90 | 2015-11-09 15:35:50 -0800 | [diff] [blame] | 1960 | ret = i40e_sync_vsi_filters(vsi); |
| 1961 | if (ret) |
| 1962 | dev_err(&pf->pdev->dev, "Unable to program VF %d MAC filters, error %d\n", |
| 1963 | vf->vf_id, ret); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1964 | |
| 1965 | error_param: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1966 | /* send the response to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1967 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS, |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1968 | ret); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1969 | } |
| 1970 | |
| 1971 | /** |
| 1972 | * i40e_vc_del_mac_addr_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 1973 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1974 | * @msg: pointer to the msg buffer |
| 1975 | * @msglen: msg length |
| 1976 | * |
| 1977 | * remove guest mac address filter |
| 1978 | **/ |
| 1979 | static int i40e_vc_del_mac_addr_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 1980 | { |
| 1981 | struct i40e_virtchnl_ether_addr_list *al = |
| 1982 | (struct i40e_virtchnl_ether_addr_list *)msg; |
| 1983 | struct i40e_pf *pf = vf->pf; |
| 1984 | struct i40e_vsi *vsi = NULL; |
| 1985 | u16 vsi_id = al->vsi_id; |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1986 | i40e_status ret = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1987 | int i; |
| 1988 | |
| 1989 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1990 | !i40e_vc_isvalid_vsi_id(vf, vsi_id)) { |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1991 | ret = I40E_ERR_PARAM; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 1992 | goto error_param; |
| 1993 | } |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 1994 | |
| 1995 | for (i = 0; i < al->num_elements; i++) { |
Mitch Williams | 700bbf6 | 2013-12-21 05:44:45 +0000 | [diff] [blame] | 1996 | if (is_broadcast_ether_addr(al->list[i].addr) || |
| 1997 | is_zero_ether_addr(al->list[i].addr)) { |
Mitch Williams | 8d8f229 | 2015-10-21 19:47:11 -0400 | [diff] [blame] | 1998 | dev_err(&pf->pdev->dev, "Invalid MAC addr %pM for VF %d\n", |
| 1999 | al->list[i].addr, vf->vf_id); |
Mitch Williams | 700bbf6 | 2013-12-21 05:44:45 +0000 | [diff] [blame] | 2000 | ret = I40E_ERR_INVALID_MAC_ADDR; |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 2001 | goto error_param; |
Mitch Williams | 700bbf6 | 2013-12-21 05:44:45 +0000 | [diff] [blame] | 2002 | } |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 2003 | } |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 2004 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2005 | |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 2006 | spin_lock_bh(&vsi->mac_filter_list_lock); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2007 | /* delete addresses from the list */ |
| 2008 | for (i = 0; i < al->num_elements; i++) |
Mitch Williams | b36e9ab | 2015-11-19 11:34:16 -0800 | [diff] [blame] | 2009 | if (i40e_del_mac_all_vlan(vsi, al->list[i].addr, true, false)) { |
| 2010 | ret = I40E_ERR_INVALID_MAC_ADDR; |
| 2011 | spin_unlock_bh(&vsi->mac_filter_list_lock); |
| 2012 | goto error_param; |
Anjali Singhai Jain | 5f527ba | 2016-04-13 03:08:22 -0700 | [diff] [blame] | 2013 | } else { |
| 2014 | vf->num_mac--; |
Mitch Williams | b36e9ab | 2015-11-19 11:34:16 -0800 | [diff] [blame] | 2015 | } |
| 2016 | |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 2017 | spin_unlock_bh(&vsi->mac_filter_list_lock); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2018 | |
| 2019 | /* program the updated filter list */ |
Mitch Williams | ea02e90 | 2015-11-09 15:35:50 -0800 | [diff] [blame] | 2020 | ret = i40e_sync_vsi_filters(vsi); |
| 2021 | if (ret) |
| 2022 | dev_err(&pf->pdev->dev, "Unable to program VF %d MAC filters, error %d\n", |
| 2023 | vf->vf_id, ret); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2024 | |
| 2025 | error_param: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2026 | /* send the response to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2027 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS, |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 2028 | ret); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2029 | } |
| 2030 | |
| 2031 | /** |
| 2032 | * i40e_vc_add_vlan_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2033 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2034 | * @msg: pointer to the msg buffer |
| 2035 | * @msglen: msg length |
| 2036 | * |
| 2037 | * program guest vlan id |
| 2038 | **/ |
| 2039 | static int i40e_vc_add_vlan_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 2040 | { |
| 2041 | struct i40e_virtchnl_vlan_filter_list *vfl = |
| 2042 | (struct i40e_virtchnl_vlan_filter_list *)msg; |
| 2043 | struct i40e_pf *pf = vf->pf; |
| 2044 | struct i40e_vsi *vsi = NULL; |
| 2045 | u16 vsi_id = vfl->vsi_id; |
| 2046 | i40e_status aq_ret = 0; |
| 2047 | int i; |
| 2048 | |
Anjali Singhai Jain | 5f527ba | 2016-04-13 03:08:22 -0700 | [diff] [blame] | 2049 | if ((vf->num_vlan >= I40E_VC_MAX_VLAN_PER_VF) && |
| 2050 | !test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps)) { |
| 2051 | dev_err(&pf->pdev->dev, |
| 2052 | "VF is not trusted, switch the VF to trusted to add more VLAN addresses\n"); |
| 2053 | goto error_param; |
| 2054 | } |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2055 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2056 | !i40e_vc_isvalid_vsi_id(vf, vsi_id)) { |
| 2057 | aq_ret = I40E_ERR_PARAM; |
| 2058 | goto error_param; |
| 2059 | } |
| 2060 | |
| 2061 | for (i = 0; i < vfl->num_elements; i++) { |
| 2062 | if (vfl->vlan_id[i] > I40E_MAX_VLANID) { |
| 2063 | aq_ret = I40E_ERR_PARAM; |
| 2064 | dev_err(&pf->pdev->dev, |
| 2065 | "invalid VF VLAN id %d\n", vfl->vlan_id[i]); |
| 2066 | goto error_param; |
| 2067 | } |
| 2068 | } |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 2069 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2070 | if (vsi->info.pvid) { |
| 2071 | aq_ret = I40E_ERR_PARAM; |
| 2072 | goto error_param; |
| 2073 | } |
| 2074 | |
| 2075 | i40e_vlan_stripping_enable(vsi); |
| 2076 | for (i = 0; i < vfl->num_elements; i++) { |
| 2077 | /* add new VLAN filter */ |
| 2078 | int ret = i40e_vsi_add_vlan(vsi, vfl->vlan_id[i]); |
Anjali Singhai Jain | 5f527ba | 2016-04-13 03:08:22 -0700 | [diff] [blame] | 2079 | if (!ret) |
| 2080 | vf->num_vlan++; |
Jesse Brandeburg | 6995b36 | 2015-08-28 17:55:54 -0400 | [diff] [blame] | 2081 | |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 2082 | if (test_bit(I40E_VF_STAT_UC_PROMISC, &vf->vf_states)) |
| 2083 | i40e_aq_set_vsi_uc_promisc_on_vlan(&pf->hw, vsi->seid, |
| 2084 | true, |
| 2085 | vfl->vlan_id[i], |
| 2086 | NULL); |
| 2087 | if (test_bit(I40E_VF_STAT_MC_PROMISC, &vf->vf_states)) |
| 2088 | i40e_aq_set_vsi_mc_promisc_on_vlan(&pf->hw, vsi->seid, |
| 2089 | true, |
| 2090 | vfl->vlan_id[i], |
| 2091 | NULL); |
| 2092 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2093 | if (ret) |
| 2094 | dev_err(&pf->pdev->dev, |
Mitch Williams | 8d8f229 | 2015-10-21 19:47:11 -0400 | [diff] [blame] | 2095 | "Unable to add VLAN filter %d for VF %d, error %d\n", |
| 2096 | vfl->vlan_id[i], vf->vf_id, ret); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2097 | } |
| 2098 | |
| 2099 | error_param: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2100 | /* send the response to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2101 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_ADD_VLAN, aq_ret); |
| 2102 | } |
| 2103 | |
| 2104 | /** |
| 2105 | * i40e_vc_remove_vlan_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2106 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2107 | * @msg: pointer to the msg buffer |
| 2108 | * @msglen: msg length |
| 2109 | * |
| 2110 | * remove programmed guest vlan id |
| 2111 | **/ |
| 2112 | static int i40e_vc_remove_vlan_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 2113 | { |
| 2114 | struct i40e_virtchnl_vlan_filter_list *vfl = |
| 2115 | (struct i40e_virtchnl_vlan_filter_list *)msg; |
| 2116 | struct i40e_pf *pf = vf->pf; |
| 2117 | struct i40e_vsi *vsi = NULL; |
| 2118 | u16 vsi_id = vfl->vsi_id; |
| 2119 | i40e_status aq_ret = 0; |
| 2120 | int i; |
| 2121 | |
| 2122 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2123 | !i40e_vc_isvalid_vsi_id(vf, vsi_id)) { |
| 2124 | aq_ret = I40E_ERR_PARAM; |
| 2125 | goto error_param; |
| 2126 | } |
| 2127 | |
| 2128 | for (i = 0; i < vfl->num_elements; i++) { |
| 2129 | if (vfl->vlan_id[i] > I40E_MAX_VLANID) { |
| 2130 | aq_ret = I40E_ERR_PARAM; |
| 2131 | goto error_param; |
| 2132 | } |
| 2133 | } |
| 2134 | |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 2135 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2136 | if (vsi->info.pvid) { |
| 2137 | aq_ret = I40E_ERR_PARAM; |
| 2138 | goto error_param; |
| 2139 | } |
| 2140 | |
| 2141 | for (i = 0; i < vfl->num_elements; i++) { |
| 2142 | int ret = i40e_vsi_kill_vlan(vsi, vfl->vlan_id[i]); |
Anjali Singhai Jain | 5f527ba | 2016-04-13 03:08:22 -0700 | [diff] [blame] | 2143 | if (!ret) |
| 2144 | vf->num_vlan--; |
Jesse Brandeburg | 6995b36 | 2015-08-28 17:55:54 -0400 | [diff] [blame] | 2145 | |
Anjali Singhai Jain | 5676a8b | 2016-04-12 08:30:51 -0700 | [diff] [blame] | 2146 | if (test_bit(I40E_VF_STAT_UC_PROMISC, &vf->vf_states)) |
| 2147 | i40e_aq_set_vsi_uc_promisc_on_vlan(&pf->hw, vsi->seid, |
| 2148 | false, |
| 2149 | vfl->vlan_id[i], |
| 2150 | NULL); |
| 2151 | if (test_bit(I40E_VF_STAT_MC_PROMISC, &vf->vf_states)) |
| 2152 | i40e_aq_set_vsi_mc_promisc_on_vlan(&pf->hw, vsi->seid, |
| 2153 | false, |
| 2154 | vfl->vlan_id[i], |
| 2155 | NULL); |
| 2156 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2157 | if (ret) |
| 2158 | dev_err(&pf->pdev->dev, |
Mitch Williams | 8d8f229 | 2015-10-21 19:47:11 -0400 | [diff] [blame] | 2159 | "Unable to delete VLAN filter %d for VF %d, error %d\n", |
| 2160 | vfl->vlan_id[i], vf->vf_id, ret); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2161 | } |
| 2162 | |
| 2163 | error_param: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2164 | /* send the response to the VF */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2165 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_DEL_VLAN, aq_ret); |
| 2166 | } |
| 2167 | |
| 2168 | /** |
Anjali Singhai Jain | e3219ce | 2016-01-20 13:40:01 -0600 | [diff] [blame] | 2169 | * i40e_vc_iwarp_msg |
| 2170 | * @vf: pointer to the VF info |
| 2171 | * @msg: pointer to the msg buffer |
| 2172 | * @msglen: msg length |
| 2173 | * |
| 2174 | * called from the VF for the iwarp msgs |
| 2175 | **/ |
| 2176 | static int i40e_vc_iwarp_msg(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 2177 | { |
| 2178 | struct i40e_pf *pf = vf->pf; |
| 2179 | int abs_vf_id = vf->vf_id + pf->hw.func_caps.vf_base_id; |
| 2180 | i40e_status aq_ret = 0; |
| 2181 | |
| 2182 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || |
| 2183 | !test_bit(I40E_VF_STAT_IWARPENA, &vf->vf_states)) { |
| 2184 | aq_ret = I40E_ERR_PARAM; |
| 2185 | goto error_param; |
| 2186 | } |
| 2187 | |
| 2188 | i40e_notify_client_of_vf_msg(pf->vsi[pf->lan_vsi], abs_vf_id, |
| 2189 | msg, msglen); |
| 2190 | |
| 2191 | error_param: |
| 2192 | /* send the response to the VF */ |
| 2193 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_IWARP, |
| 2194 | aq_ret); |
| 2195 | } |
| 2196 | |
| 2197 | /** |
| 2198 | * i40e_vc_iwarp_qvmap_msg |
| 2199 | * @vf: pointer to the VF info |
| 2200 | * @msg: pointer to the msg buffer |
| 2201 | * @msglen: msg length |
| 2202 | * @config: config qvmap or release it |
| 2203 | * |
| 2204 | * called from the VF for the iwarp msgs |
| 2205 | **/ |
| 2206 | static int i40e_vc_iwarp_qvmap_msg(struct i40e_vf *vf, u8 *msg, u16 msglen, |
| 2207 | bool config) |
| 2208 | { |
| 2209 | struct i40e_virtchnl_iwarp_qvlist_info *qvlist_info = |
| 2210 | (struct i40e_virtchnl_iwarp_qvlist_info *)msg; |
| 2211 | i40e_status aq_ret = 0; |
| 2212 | |
| 2213 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || |
| 2214 | !test_bit(I40E_VF_STAT_IWARPENA, &vf->vf_states)) { |
| 2215 | aq_ret = I40E_ERR_PARAM; |
| 2216 | goto error_param; |
| 2217 | } |
| 2218 | |
| 2219 | if (config) { |
| 2220 | if (i40e_config_iwarp_qvlist(vf, qvlist_info)) |
| 2221 | aq_ret = I40E_ERR_PARAM; |
| 2222 | } else { |
| 2223 | i40e_release_iwarp_qvlist(vf); |
| 2224 | } |
| 2225 | |
| 2226 | error_param: |
| 2227 | /* send the response to the VF */ |
| 2228 | return i40e_vc_send_resp_to_vf(vf, |
Mitch Williams | 8d9d927 | 2016-08-24 11:33:49 -0700 | [diff] [blame] | 2229 | config ? I40E_VIRTCHNL_OP_CONFIG_IWARP_IRQ_MAP : |
| 2230 | I40E_VIRTCHNL_OP_RELEASE_IWARP_IRQ_MAP, |
Anjali Singhai Jain | e3219ce | 2016-01-20 13:40:01 -0600 | [diff] [blame] | 2231 | aq_ret); |
| 2232 | } |
| 2233 | |
| 2234 | /** |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 2235 | * i40e_vc_config_rss_key |
| 2236 | * @vf: pointer to the VF info |
| 2237 | * @msg: pointer to the msg buffer |
| 2238 | * @msglen: msg length |
| 2239 | * |
| 2240 | * Configure the VF's RSS key |
| 2241 | **/ |
| 2242 | static int i40e_vc_config_rss_key(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 2243 | { |
| 2244 | struct i40e_virtchnl_rss_key *vrk = |
| 2245 | (struct i40e_virtchnl_rss_key *)msg; |
| 2246 | struct i40e_pf *pf = vf->pf; |
| 2247 | struct i40e_vsi *vsi = NULL; |
| 2248 | u16 vsi_id = vrk->vsi_id; |
| 2249 | i40e_status aq_ret = 0; |
| 2250 | |
| 2251 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 2252 | !i40e_vc_isvalid_vsi_id(vf, vsi_id) || |
| 2253 | (vrk->key_len != I40E_HKEY_ARRAY_SIZE)) { |
| 2254 | aq_ret = I40E_ERR_PARAM; |
| 2255 | goto err; |
| 2256 | } |
| 2257 | |
| 2258 | vsi = pf->vsi[vf->lan_vsi_idx]; |
| 2259 | aq_ret = i40e_config_rss(vsi, vrk->key, NULL, 0); |
| 2260 | err: |
| 2261 | /* send the response to the VF */ |
| 2262 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_CONFIG_RSS_KEY, |
| 2263 | aq_ret); |
| 2264 | } |
| 2265 | |
| 2266 | /** |
| 2267 | * i40e_vc_config_rss_lut |
| 2268 | * @vf: pointer to the VF info |
| 2269 | * @msg: pointer to the msg buffer |
| 2270 | * @msglen: msg length |
| 2271 | * |
| 2272 | * Configure the VF's RSS LUT |
| 2273 | **/ |
| 2274 | static int i40e_vc_config_rss_lut(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 2275 | { |
| 2276 | struct i40e_virtchnl_rss_lut *vrl = |
| 2277 | (struct i40e_virtchnl_rss_lut *)msg; |
| 2278 | struct i40e_pf *pf = vf->pf; |
| 2279 | struct i40e_vsi *vsi = NULL; |
| 2280 | u16 vsi_id = vrl->vsi_id; |
| 2281 | i40e_status aq_ret = 0; |
| 2282 | |
| 2283 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) || |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 2284 | !i40e_vc_isvalid_vsi_id(vf, vsi_id) || |
| 2285 | (vrl->lut_entries != I40E_VF_HLUT_ARRAY_SIZE)) { |
| 2286 | aq_ret = I40E_ERR_PARAM; |
| 2287 | goto err; |
| 2288 | } |
| 2289 | |
| 2290 | vsi = pf->vsi[vf->lan_vsi_idx]; |
| 2291 | aq_ret = i40e_config_rss(vsi, NULL, vrl->lut, I40E_VF_HLUT_ARRAY_SIZE); |
| 2292 | /* send the response to the VF */ |
| 2293 | err: |
| 2294 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_CONFIG_RSS_LUT, |
| 2295 | aq_ret); |
| 2296 | } |
| 2297 | |
| 2298 | /** |
| 2299 | * i40e_vc_get_rss_hena |
| 2300 | * @vf: pointer to the VF info |
| 2301 | * @msg: pointer to the msg buffer |
| 2302 | * @msglen: msg length |
| 2303 | * |
| 2304 | * Return the RSS HENA bits allowed by the hardware |
| 2305 | **/ |
| 2306 | static int i40e_vc_get_rss_hena(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 2307 | { |
| 2308 | struct i40e_virtchnl_rss_hena *vrh = NULL; |
| 2309 | struct i40e_pf *pf = vf->pf; |
| 2310 | i40e_status aq_ret = 0; |
| 2311 | int len = 0; |
| 2312 | |
Anjali Singhai Jain | 692fb0a | 2016-04-13 03:08:21 -0700 | [diff] [blame] | 2313 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 2314 | aq_ret = I40E_ERR_PARAM; |
| 2315 | goto err; |
| 2316 | } |
| 2317 | len = sizeof(struct i40e_virtchnl_rss_hena); |
| 2318 | |
| 2319 | vrh = kzalloc(len, GFP_KERNEL); |
| 2320 | if (!vrh) { |
| 2321 | aq_ret = I40E_ERR_NO_MEMORY; |
| 2322 | len = 0; |
| 2323 | goto err; |
| 2324 | } |
| 2325 | vrh->hena = i40e_pf_get_default_rss_hena(pf); |
| 2326 | err: |
| 2327 | /* send the response back to the VF */ |
| 2328 | aq_ret = i40e_vc_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_RSS_HENA_CAPS, |
| 2329 | aq_ret, (u8 *)vrh, len); |
Mitch Williams | b7d2cd9 | 2016-07-27 12:02:39 -0700 | [diff] [blame] | 2330 | kfree(vrh); |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 2331 | return aq_ret; |
| 2332 | } |
| 2333 | |
| 2334 | /** |
| 2335 | * i40e_vc_set_rss_hena |
| 2336 | * @vf: pointer to the VF info |
| 2337 | * @msg: pointer to the msg buffer |
| 2338 | * @msglen: msg length |
| 2339 | * |
| 2340 | * Set the RSS HENA bits for the VF |
| 2341 | **/ |
| 2342 | static int i40e_vc_set_rss_hena(struct i40e_vf *vf, u8 *msg, u16 msglen) |
| 2343 | { |
| 2344 | struct i40e_virtchnl_rss_hena *vrh = |
| 2345 | (struct i40e_virtchnl_rss_hena *)msg; |
| 2346 | struct i40e_pf *pf = vf->pf; |
| 2347 | struct i40e_hw *hw = &pf->hw; |
| 2348 | i40e_status aq_ret = 0; |
| 2349 | |
Anjali Singhai Jain | 692fb0a | 2016-04-13 03:08:21 -0700 | [diff] [blame] | 2350 | if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states)) { |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 2351 | aq_ret = I40E_ERR_PARAM; |
| 2352 | goto err; |
| 2353 | } |
| 2354 | i40e_write_rx_ctl(hw, I40E_VFQF_HENA1(0, vf->vf_id), (u32)vrh->hena); |
| 2355 | i40e_write_rx_ctl(hw, I40E_VFQF_HENA1(1, vf->vf_id), |
| 2356 | (u32)(vrh->hena >> 32)); |
| 2357 | |
| 2358 | /* send the response to the VF */ |
| 2359 | err: |
| 2360 | return i40e_vc_send_resp_to_vf(vf, I40E_VIRTCHNL_OP_SET_RSS_HENA, |
| 2361 | aq_ret); |
| 2362 | } |
| 2363 | |
| 2364 | /** |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2365 | * i40e_vc_validate_vf_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2366 | * @vf: pointer to the VF info |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2367 | * @msg: pointer to the msg buffer |
| 2368 | * @msglen: msg length |
| 2369 | * @msghndl: msg handle |
| 2370 | * |
| 2371 | * validate msg |
| 2372 | **/ |
| 2373 | static int i40e_vc_validate_vf_msg(struct i40e_vf *vf, u32 v_opcode, |
| 2374 | u32 v_retval, u8 *msg, u16 msglen) |
| 2375 | { |
| 2376 | bool err_msg_format = false; |
Catherine Sullivan | 3ed439c | 2016-04-13 03:08:27 -0700 | [diff] [blame] | 2377 | int valid_len = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2378 | |
| 2379 | /* Check if VF is disabled. */ |
| 2380 | if (test_bit(I40E_VF_STAT_DISABLED, &vf->vf_states)) |
| 2381 | return I40E_ERR_PARAM; |
| 2382 | |
| 2383 | /* Validate message length. */ |
| 2384 | switch (v_opcode) { |
| 2385 | case I40E_VIRTCHNL_OP_VERSION: |
| 2386 | valid_len = sizeof(struct i40e_virtchnl_version_info); |
| 2387 | break; |
| 2388 | case I40E_VIRTCHNL_OP_RESET_VF: |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2389 | break; |
Mitch Williams | f4ca1a2 | 2015-06-04 16:23:57 -0400 | [diff] [blame] | 2390 | case I40E_VIRTCHNL_OP_GET_VF_RESOURCES: |
| 2391 | if (VF_IS_V11(vf)) |
| 2392 | valid_len = sizeof(u32); |
Mitch Williams | f4ca1a2 | 2015-06-04 16:23:57 -0400 | [diff] [blame] | 2393 | break; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2394 | case I40E_VIRTCHNL_OP_CONFIG_TX_QUEUE: |
| 2395 | valid_len = sizeof(struct i40e_virtchnl_txq_info); |
| 2396 | break; |
| 2397 | case I40E_VIRTCHNL_OP_CONFIG_RX_QUEUE: |
| 2398 | valid_len = sizeof(struct i40e_virtchnl_rxq_info); |
| 2399 | break; |
| 2400 | case I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES: |
| 2401 | valid_len = sizeof(struct i40e_virtchnl_vsi_queue_config_info); |
| 2402 | if (msglen >= valid_len) { |
| 2403 | struct i40e_virtchnl_vsi_queue_config_info *vqc = |
| 2404 | (struct i40e_virtchnl_vsi_queue_config_info *)msg; |
| 2405 | valid_len += (vqc->num_queue_pairs * |
| 2406 | sizeof(struct |
| 2407 | i40e_virtchnl_queue_pair_info)); |
| 2408 | if (vqc->num_queue_pairs == 0) |
| 2409 | err_msg_format = true; |
| 2410 | } |
| 2411 | break; |
| 2412 | case I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP: |
| 2413 | valid_len = sizeof(struct i40e_virtchnl_irq_map_info); |
| 2414 | if (msglen >= valid_len) { |
| 2415 | struct i40e_virtchnl_irq_map_info *vimi = |
| 2416 | (struct i40e_virtchnl_irq_map_info *)msg; |
| 2417 | valid_len += (vimi->num_vectors * |
| 2418 | sizeof(struct i40e_virtchnl_vector_map)); |
| 2419 | if (vimi->num_vectors == 0) |
| 2420 | err_msg_format = true; |
| 2421 | } |
| 2422 | break; |
| 2423 | case I40E_VIRTCHNL_OP_ENABLE_QUEUES: |
| 2424 | case I40E_VIRTCHNL_OP_DISABLE_QUEUES: |
| 2425 | valid_len = sizeof(struct i40e_virtchnl_queue_select); |
| 2426 | break; |
| 2427 | case I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS: |
| 2428 | case I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS: |
| 2429 | valid_len = sizeof(struct i40e_virtchnl_ether_addr_list); |
| 2430 | if (msglen >= valid_len) { |
| 2431 | struct i40e_virtchnl_ether_addr_list *veal = |
| 2432 | (struct i40e_virtchnl_ether_addr_list *)msg; |
| 2433 | valid_len += veal->num_elements * |
| 2434 | sizeof(struct i40e_virtchnl_ether_addr); |
| 2435 | if (veal->num_elements == 0) |
| 2436 | err_msg_format = true; |
| 2437 | } |
| 2438 | break; |
| 2439 | case I40E_VIRTCHNL_OP_ADD_VLAN: |
| 2440 | case I40E_VIRTCHNL_OP_DEL_VLAN: |
| 2441 | valid_len = sizeof(struct i40e_virtchnl_vlan_filter_list); |
| 2442 | if (msglen >= valid_len) { |
| 2443 | struct i40e_virtchnl_vlan_filter_list *vfl = |
| 2444 | (struct i40e_virtchnl_vlan_filter_list *)msg; |
| 2445 | valid_len += vfl->num_elements * sizeof(u16); |
| 2446 | if (vfl->num_elements == 0) |
| 2447 | err_msg_format = true; |
| 2448 | } |
| 2449 | break; |
| 2450 | case I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE: |
| 2451 | valid_len = sizeof(struct i40e_virtchnl_promisc_info); |
| 2452 | break; |
| 2453 | case I40E_VIRTCHNL_OP_GET_STATS: |
| 2454 | valid_len = sizeof(struct i40e_virtchnl_queue_select); |
| 2455 | break; |
Anjali Singhai Jain | e3219ce | 2016-01-20 13:40:01 -0600 | [diff] [blame] | 2456 | case I40E_VIRTCHNL_OP_IWARP: |
| 2457 | /* These messages are opaque to us and will be validated in |
| 2458 | * the RDMA client code. We just need to check for nonzero |
| 2459 | * length. The firmware will enforce max length restrictions. |
| 2460 | */ |
| 2461 | if (msglen) |
| 2462 | valid_len = msglen; |
| 2463 | else |
| 2464 | err_msg_format = true; |
| 2465 | break; |
| 2466 | case I40E_VIRTCHNL_OP_RELEASE_IWARP_IRQ_MAP: |
| 2467 | valid_len = 0; |
| 2468 | break; |
| 2469 | case I40E_VIRTCHNL_OP_CONFIG_IWARP_IRQ_MAP: |
| 2470 | valid_len = sizeof(struct i40e_virtchnl_iwarp_qvlist_info); |
| 2471 | if (msglen >= valid_len) { |
| 2472 | struct i40e_virtchnl_iwarp_qvlist_info *qv = |
| 2473 | (struct i40e_virtchnl_iwarp_qvlist_info *)msg; |
| 2474 | if (qv->num_vectors == 0) { |
| 2475 | err_msg_format = true; |
| 2476 | break; |
| 2477 | } |
| 2478 | valid_len += ((qv->num_vectors - 1) * |
| 2479 | sizeof(struct i40e_virtchnl_iwarp_qv_info)); |
| 2480 | } |
| 2481 | break; |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 2482 | case I40E_VIRTCHNL_OP_CONFIG_RSS_KEY: |
| 2483 | valid_len = sizeof(struct i40e_virtchnl_rss_key); |
| 2484 | if (msglen >= valid_len) { |
| 2485 | struct i40e_virtchnl_rss_key *vrk = |
| 2486 | (struct i40e_virtchnl_rss_key *)msg; |
| 2487 | if (vrk->key_len != I40E_HKEY_ARRAY_SIZE) { |
| 2488 | err_msg_format = true; |
| 2489 | break; |
| 2490 | } |
| 2491 | valid_len += vrk->key_len - 1; |
| 2492 | } |
| 2493 | break; |
| 2494 | case I40E_VIRTCHNL_OP_CONFIG_RSS_LUT: |
| 2495 | valid_len = sizeof(struct i40e_virtchnl_rss_lut); |
| 2496 | if (msglen >= valid_len) { |
| 2497 | struct i40e_virtchnl_rss_lut *vrl = |
| 2498 | (struct i40e_virtchnl_rss_lut *)msg; |
| 2499 | if (vrl->lut_entries != I40E_VF_HLUT_ARRAY_SIZE) { |
| 2500 | err_msg_format = true; |
| 2501 | break; |
| 2502 | } |
| 2503 | valid_len += vrl->lut_entries - 1; |
| 2504 | } |
| 2505 | break; |
| 2506 | case I40E_VIRTCHNL_OP_GET_RSS_HENA_CAPS: |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 2507 | break; |
| 2508 | case I40E_VIRTCHNL_OP_SET_RSS_HENA: |
| 2509 | valid_len = sizeof(struct i40e_virtchnl_rss_hena); |
| 2510 | break; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2511 | /* These are always errors coming from the VF. */ |
| 2512 | case I40E_VIRTCHNL_OP_EVENT: |
| 2513 | case I40E_VIRTCHNL_OP_UNKNOWN: |
| 2514 | default: |
| 2515 | return -EPERM; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2516 | } |
| 2517 | /* few more checks */ |
| 2518 | if ((valid_len != msglen) || (err_msg_format)) { |
| 2519 | i40e_vc_send_resp_to_vf(vf, v_opcode, I40E_ERR_PARAM); |
| 2520 | return -EINVAL; |
| 2521 | } else { |
| 2522 | return 0; |
| 2523 | } |
| 2524 | } |
| 2525 | |
| 2526 | /** |
| 2527 | * i40e_vc_process_vf_msg |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2528 | * @pf: pointer to the PF structure |
| 2529 | * @vf_id: source VF id |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2530 | * @msg: pointer to the msg buffer |
| 2531 | * @msglen: msg length |
| 2532 | * @msghndl: msg handle |
| 2533 | * |
| 2534 | * called from the common aeq/arq handler to |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2535 | * process request from VF |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2536 | **/ |
Jesse Brandeburg | a1b5a24 | 2016-04-13 03:08:29 -0700 | [diff] [blame] | 2537 | int i40e_vc_process_vf_msg(struct i40e_pf *pf, s16 vf_id, u32 v_opcode, |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2538 | u32 v_retval, u8 *msg, u16 msglen) |
| 2539 | { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2540 | struct i40e_hw *hw = &pf->hw; |
Jesse Brandeburg | a1b5a24 | 2016-04-13 03:08:29 -0700 | [diff] [blame] | 2541 | int local_vf_id = vf_id - (s16)hw->func_caps.vf_base_id; |
Mitch Williams | 6c1b5bf | 2013-11-28 06:39:30 +0000 | [diff] [blame] | 2542 | struct i40e_vf *vf; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2543 | int ret; |
| 2544 | |
| 2545 | pf->vf_aq_requests++; |
Mitch Williams | 7efa84b | 2013-11-28 06:39:41 +0000 | [diff] [blame] | 2546 | if (local_vf_id >= pf->num_alloc_vfs) |
Mitch Williams | 6c1b5bf | 2013-11-28 06:39:30 +0000 | [diff] [blame] | 2547 | return -EINVAL; |
Mitch Williams | 7efa84b | 2013-11-28 06:39:41 +0000 | [diff] [blame] | 2548 | vf = &(pf->vf[local_vf_id]); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2549 | /* perform basic checks on the msg */ |
| 2550 | ret = i40e_vc_validate_vf_msg(vf, v_opcode, v_retval, msg, msglen); |
| 2551 | |
| 2552 | if (ret) { |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2553 | dev_err(&pf->pdev->dev, "Invalid message from VF %d, opcode %d, len %d\n", |
Mitch Williams | 7efa84b | 2013-11-28 06:39:41 +0000 | [diff] [blame] | 2554 | local_vf_id, v_opcode, msglen); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2555 | return ret; |
| 2556 | } |
Mitch Williams | bae3cae | 2014-01-14 00:49:49 -0800 | [diff] [blame] | 2557 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2558 | switch (v_opcode) { |
| 2559 | case I40E_VIRTCHNL_OP_VERSION: |
Mitch Williams | f4ca1a2 | 2015-06-04 16:23:57 -0400 | [diff] [blame] | 2560 | ret = i40e_vc_get_version_msg(vf, msg); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2561 | break; |
| 2562 | case I40E_VIRTCHNL_OP_GET_VF_RESOURCES: |
Mitch Williams | f4ca1a2 | 2015-06-04 16:23:57 -0400 | [diff] [blame] | 2563 | ret = i40e_vc_get_vf_resources_msg(vf, msg); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2564 | break; |
| 2565 | case I40E_VIRTCHNL_OP_RESET_VF: |
Mitch Williams | fc18eaa | 2013-11-28 06:39:27 +0000 | [diff] [blame] | 2566 | i40e_vc_reset_vf_msg(vf); |
| 2567 | ret = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2568 | break; |
| 2569 | case I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE: |
| 2570 | ret = i40e_vc_config_promiscuous_mode_msg(vf, msg, msglen); |
| 2571 | break; |
| 2572 | case I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES: |
| 2573 | ret = i40e_vc_config_queues_msg(vf, msg, msglen); |
| 2574 | break; |
| 2575 | case I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP: |
| 2576 | ret = i40e_vc_config_irq_map_msg(vf, msg, msglen); |
| 2577 | break; |
| 2578 | case I40E_VIRTCHNL_OP_ENABLE_QUEUES: |
| 2579 | ret = i40e_vc_enable_queues_msg(vf, msg, msglen); |
Mitch Williams | 055b295 | 2015-04-07 19:45:33 -0400 | [diff] [blame] | 2580 | i40e_vc_notify_vf_link_state(vf); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2581 | break; |
| 2582 | case I40E_VIRTCHNL_OP_DISABLE_QUEUES: |
| 2583 | ret = i40e_vc_disable_queues_msg(vf, msg, msglen); |
| 2584 | break; |
| 2585 | case I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS: |
| 2586 | ret = i40e_vc_add_mac_addr_msg(vf, msg, msglen); |
| 2587 | break; |
| 2588 | case I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS: |
| 2589 | ret = i40e_vc_del_mac_addr_msg(vf, msg, msglen); |
| 2590 | break; |
| 2591 | case I40E_VIRTCHNL_OP_ADD_VLAN: |
| 2592 | ret = i40e_vc_add_vlan_msg(vf, msg, msglen); |
| 2593 | break; |
| 2594 | case I40E_VIRTCHNL_OP_DEL_VLAN: |
| 2595 | ret = i40e_vc_remove_vlan_msg(vf, msg, msglen); |
| 2596 | break; |
| 2597 | case I40E_VIRTCHNL_OP_GET_STATS: |
| 2598 | ret = i40e_vc_get_stats_msg(vf, msg, msglen); |
| 2599 | break; |
Anjali Singhai Jain | e3219ce | 2016-01-20 13:40:01 -0600 | [diff] [blame] | 2600 | case I40E_VIRTCHNL_OP_IWARP: |
| 2601 | ret = i40e_vc_iwarp_msg(vf, msg, msglen); |
| 2602 | break; |
| 2603 | case I40E_VIRTCHNL_OP_CONFIG_IWARP_IRQ_MAP: |
| 2604 | ret = i40e_vc_iwarp_qvmap_msg(vf, msg, msglen, true); |
| 2605 | break; |
| 2606 | case I40E_VIRTCHNL_OP_RELEASE_IWARP_IRQ_MAP: |
| 2607 | ret = i40e_vc_iwarp_qvmap_msg(vf, msg, msglen, false); |
| 2608 | break; |
Mitch Williams | c4e1868 | 2016-04-12 08:30:40 -0700 | [diff] [blame] | 2609 | case I40E_VIRTCHNL_OP_CONFIG_RSS_KEY: |
| 2610 | ret = i40e_vc_config_rss_key(vf, msg, msglen); |
| 2611 | break; |
| 2612 | case I40E_VIRTCHNL_OP_CONFIG_RSS_LUT: |
| 2613 | ret = i40e_vc_config_rss_lut(vf, msg, msglen); |
| 2614 | break; |
| 2615 | case I40E_VIRTCHNL_OP_GET_RSS_HENA_CAPS: |
| 2616 | ret = i40e_vc_get_rss_hena(vf, msg, msglen); |
| 2617 | break; |
| 2618 | case I40E_VIRTCHNL_OP_SET_RSS_HENA: |
| 2619 | ret = i40e_vc_set_rss_hena(vf, msg, msglen); |
| 2620 | break; |
| 2621 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2622 | case I40E_VIRTCHNL_OP_UNKNOWN: |
| 2623 | default: |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2624 | dev_err(&pf->pdev->dev, "Unsupported opcode %d from VF %d\n", |
Mitch Williams | 7efa84b | 2013-11-28 06:39:41 +0000 | [diff] [blame] | 2625 | v_opcode, local_vf_id); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2626 | ret = i40e_vc_send_resp_to_vf(vf, v_opcode, |
| 2627 | I40E_ERR_NOT_IMPLEMENTED); |
| 2628 | break; |
| 2629 | } |
| 2630 | |
| 2631 | return ret; |
| 2632 | } |
| 2633 | |
| 2634 | /** |
| 2635 | * i40e_vc_process_vflr_event |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2636 | * @pf: pointer to the PF structure |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2637 | * |
| 2638 | * called from the vlfr irq handler to |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2639 | * free up VF resources and state variables |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2640 | **/ |
| 2641 | int i40e_vc_process_vflr_event(struct i40e_pf *pf) |
| 2642 | { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2643 | struct i40e_hw *hw = &pf->hw; |
Jesse Brandeburg | a1b5a24 | 2016-04-13 03:08:29 -0700 | [diff] [blame] | 2644 | u32 reg, reg_idx, bit_idx; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2645 | struct i40e_vf *vf; |
Jesse Brandeburg | a1b5a24 | 2016-04-13 03:08:29 -0700 | [diff] [blame] | 2646 | int vf_id; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2647 | |
| 2648 | if (!test_bit(__I40E_VFLR_EVENT_PENDING, &pf->state)) |
| 2649 | return 0; |
| 2650 | |
Mitch Williams | 0d79032 | 2016-01-15 14:33:17 -0800 | [diff] [blame] | 2651 | /* Re-enable the VFLR interrupt cause here, before looking for which |
| 2652 | * VF got reset. Otherwise, if another VF gets a reset while the |
| 2653 | * first one is being processed, that interrupt will be lost, and |
| 2654 | * that VF will be stuck in reset forever. |
| 2655 | */ |
Mitch Williams | c5c2f7c | 2014-11-11 03:15:04 +0000 | [diff] [blame] | 2656 | reg = rd32(hw, I40E_PFINT_ICR0_ENA); |
| 2657 | reg |= I40E_PFINT_ICR0_ENA_VFLR_MASK; |
| 2658 | wr32(hw, I40E_PFINT_ICR0_ENA, reg); |
| 2659 | i40e_flush(hw); |
| 2660 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2661 | clear_bit(__I40E_VFLR_EVENT_PENDING, &pf->state); |
| 2662 | for (vf_id = 0; vf_id < pf->num_alloc_vfs; vf_id++) { |
| 2663 | reg_idx = (hw->func_caps.vf_base_id + vf_id) / 32; |
| 2664 | bit_idx = (hw->func_caps.vf_base_id + vf_id) % 32; |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2665 | /* read GLGEN_VFLRSTAT register to find out the flr VFs */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2666 | vf = &pf->vf[vf_id]; |
| 2667 | reg = rd32(hw, I40E_GLGEN_VFLRSTAT(reg_idx)); |
Mitch Williams | 7369ca8 | 2016-03-18 12:18:09 -0700 | [diff] [blame] | 2668 | if (reg & BIT(bit_idx)) |
Mitch Williams | 7e5a313 | 2016-03-10 14:59:47 -0800 | [diff] [blame] | 2669 | /* i40e_reset_vf will clear the bit in GLGEN_VFLRSTAT */ |
Mitch Williams | 7369ca8 | 2016-03-18 12:18:09 -0700 | [diff] [blame] | 2670 | i40e_reset_vf(vf, true); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2671 | } |
| 2672 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2673 | return 0; |
| 2674 | } |
| 2675 | |
| 2676 | /** |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2677 | * i40e_ndo_set_vf_mac |
| 2678 | * @netdev: network interface device structure |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2679 | * @vf_id: VF identifier |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2680 | * @mac: mac address |
| 2681 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2682 | * program VF mac address |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2683 | **/ |
| 2684 | int i40e_ndo_set_vf_mac(struct net_device *netdev, int vf_id, u8 *mac) |
| 2685 | { |
| 2686 | struct i40e_netdev_priv *np = netdev_priv(netdev); |
| 2687 | struct i40e_vsi *vsi = np->vsi; |
| 2688 | struct i40e_pf *pf = vsi->back; |
| 2689 | struct i40e_mac_filter *f; |
| 2690 | struct i40e_vf *vf; |
| 2691 | int ret = 0; |
| 2692 | |
| 2693 | /* validate the request */ |
| 2694 | if (vf_id >= pf->num_alloc_vfs) { |
| 2695 | dev_err(&pf->pdev->dev, |
| 2696 | "Invalid VF Identifier %d\n", vf_id); |
| 2697 | ret = -EINVAL; |
| 2698 | goto error_param; |
| 2699 | } |
| 2700 | |
| 2701 | vf = &(pf->vf[vf_id]); |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 2702 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2703 | if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { |
Mitch Williams | 2d166c3 | 2015-12-22 15:34:42 -0800 | [diff] [blame] | 2704 | dev_err(&pf->pdev->dev, "VF %d still in reset. Try again.\n", |
| 2705 | vf_id); |
| 2706 | ret = -EAGAIN; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2707 | goto error_param; |
| 2708 | } |
| 2709 | |
Mitch Williams | efd8e39 | 2015-12-22 15:34:43 -0800 | [diff] [blame] | 2710 | if (is_multicast_ether_addr(mac)) { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2711 | dev_err(&pf->pdev->dev, |
Mitch Williams | efd8e39 | 2015-12-22 15:34:43 -0800 | [diff] [blame] | 2712 | "Invalid Ethernet address %pM for VF %d\n", mac, vf_id); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2713 | ret = -EINVAL; |
| 2714 | goto error_param; |
| 2715 | } |
| 2716 | |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 2717 | /* Lock once because below invoked function add/del_filter requires |
| 2718 | * mac_filter_list_lock to be held |
| 2719 | */ |
| 2720 | spin_lock_bh(&vsi->mac_filter_list_lock); |
| 2721 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2722 | /* delete the temporary mac address */ |
Mitch Williams | efd8e39 | 2015-12-22 15:34:43 -0800 | [diff] [blame] | 2723 | if (!is_zero_ether_addr(vf->default_lan_addr.addr)) |
| 2724 | i40e_del_filter(vsi, vf->default_lan_addr.addr, |
| 2725 | vf->port_vlan_id ? vf->port_vlan_id : -1, |
| 2726 | true, false); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2727 | |
Greg Rose | 29f71bb | 2014-05-20 08:01:45 +0000 | [diff] [blame] | 2728 | /* Delete all the filters for this VSI - we're going to kill it |
| 2729 | * anyway. |
| 2730 | */ |
| 2731 | list_for_each_entry(f, &vsi->mac_filter_list, list) |
| 2732 | i40e_del_filter(vsi, f->macaddr, f->vlan, true, false); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2733 | |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 2734 | spin_unlock_bh(&vsi->mac_filter_list_lock); |
| 2735 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2736 | dev_info(&pf->pdev->dev, "Setting MAC %pM on VF %d\n", mac, vf_id); |
| 2737 | /* program mac filter */ |
Jesse Brandeburg | 17652c6 | 2015-11-05 17:01:02 -0800 | [diff] [blame] | 2738 | if (i40e_sync_vsi_filters(vsi)) { |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2739 | dev_err(&pf->pdev->dev, "Unable to program ucast filters\n"); |
| 2740 | ret = -EIO; |
| 2741 | goto error_param; |
| 2742 | } |
Greg Rose | 9a17390 | 2014-05-22 06:32:02 +0000 | [diff] [blame] | 2743 | ether_addr_copy(vf->default_lan_addr.addr, mac); |
Greg Rose | f657a6e | 2013-11-28 06:39:42 +0000 | [diff] [blame] | 2744 | vf->pf_set_mac = true; |
Greg Rose | 17413a8 | 2014-06-04 01:23:13 +0000 | [diff] [blame] | 2745 | /* Force the VF driver stop so it has to reload with new MAC address */ |
| 2746 | i40e_vc_disable_vf(pf, vf); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2747 | dev_info(&pf->pdev->dev, "Reload the VF driver to make this change effective.\n"); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2748 | |
| 2749 | error_param: |
| 2750 | return ret; |
| 2751 | } |
| 2752 | |
| 2753 | /** |
| 2754 | * i40e_ndo_set_vf_port_vlan |
| 2755 | * @netdev: network interface device structure |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2756 | * @vf_id: VF identifier |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2757 | * @vlan_id: mac address |
| 2758 | * @qos: priority setting |
Moshe Shemesh | 79aab09 | 2016-09-22 12:11:15 +0300 | [diff] [blame] | 2759 | * @vlan_proto: vlan protocol |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2760 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2761 | * program VF vlan id and/or qos |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2762 | **/ |
Moshe Shemesh | 79aab09 | 2016-09-22 12:11:15 +0300 | [diff] [blame] | 2763 | int i40e_ndo_set_vf_port_vlan(struct net_device *netdev, int vf_id, |
| 2764 | u16 vlan_id, u8 qos, __be16 vlan_proto) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2765 | { |
Mitch Williams | f7fc2f2 | 2015-07-23 16:54:36 -0400 | [diff] [blame] | 2766 | u16 vlanprio = vlan_id | (qos << I40E_VLAN_PRIORITY_SHIFT); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2767 | struct i40e_netdev_priv *np = netdev_priv(netdev); |
| 2768 | struct i40e_pf *pf = np->vsi->back; |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 2769 | bool is_vsi_in_vlan = false; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2770 | struct i40e_vsi *vsi; |
| 2771 | struct i40e_vf *vf; |
| 2772 | int ret = 0; |
| 2773 | |
| 2774 | /* validate the request */ |
| 2775 | if (vf_id >= pf->num_alloc_vfs) { |
| 2776 | dev_err(&pf->pdev->dev, "Invalid VF Identifier %d\n", vf_id); |
| 2777 | ret = -EINVAL; |
| 2778 | goto error_pvid; |
| 2779 | } |
| 2780 | |
| 2781 | if ((vlan_id > I40E_MAX_VLANID) || (qos > 7)) { |
| 2782 | dev_err(&pf->pdev->dev, "Invalid VF Parameters\n"); |
| 2783 | ret = -EINVAL; |
| 2784 | goto error_pvid; |
| 2785 | } |
| 2786 | |
Moshe Shemesh | 79aab09 | 2016-09-22 12:11:15 +0300 | [diff] [blame] | 2787 | if (vlan_proto != htons(ETH_P_8021Q)) { |
| 2788 | dev_err(&pf->pdev->dev, "VF VLAN protocol is not supported\n"); |
| 2789 | ret = -EPROTONOSUPPORT; |
| 2790 | goto error_pvid; |
| 2791 | } |
| 2792 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2793 | vf = &(pf->vf[vf_id]); |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 2794 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2795 | if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { |
Mitch Williams | 2d166c3 | 2015-12-22 15:34:42 -0800 | [diff] [blame] | 2796 | dev_err(&pf->pdev->dev, "VF %d still in reset. Try again.\n", |
| 2797 | vf_id); |
| 2798 | ret = -EAGAIN; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2799 | goto error_pvid; |
| 2800 | } |
| 2801 | |
Mitch Williams | f7fc2f2 | 2015-07-23 16:54:36 -0400 | [diff] [blame] | 2802 | if (le16_to_cpu(vsi->info.pvid) == vlanprio) |
Mitch Williams | 85927ec | 2015-04-27 14:57:10 -0400 | [diff] [blame] | 2803 | /* duplicate request, so just return success */ |
| 2804 | goto error_pvid; |
| 2805 | |
Kiran Patil | 2165903 | 2015-09-30 14:09:03 -0400 | [diff] [blame] | 2806 | spin_lock_bh(&vsi->mac_filter_list_lock); |
| 2807 | is_vsi_in_vlan = i40e_is_vsi_in_vlan(vsi); |
| 2808 | spin_unlock_bh(&vsi->mac_filter_list_lock); |
| 2809 | |
| 2810 | if (le16_to_cpu(vsi->info.pvid) == 0 && is_vsi_in_vlan) { |
Greg Rose | 99a4973 | 2014-01-13 16:13:03 -0800 | [diff] [blame] | 2811 | dev_err(&pf->pdev->dev, |
| 2812 | "VF %d has already configured VLAN filters and the administrator is requesting a port VLAN override.\nPlease unload and reload the VF driver for this change to take effect.\n", |
| 2813 | vf_id); |
Greg Rose | f9b4b62 | 2014-03-06 09:02:28 +0000 | [diff] [blame] | 2814 | /* Administrator Error - knock the VF offline until he does |
| 2815 | * the right thing by reconfiguring his network correctly |
| 2816 | * and then reloading the VF driver. |
| 2817 | */ |
| 2818 | i40e_vc_disable_vf(pf, vf); |
Mitch Williams | 35f3472 | 2016-02-17 16:12:23 -0800 | [diff] [blame] | 2819 | /* During reset the VF got a new VSI, so refresh the pointer. */ |
| 2820 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Greg Rose | f9b4b62 | 2014-03-06 09:02:28 +0000 | [diff] [blame] | 2821 | } |
Greg Rose | 99a4973 | 2014-01-13 16:13:03 -0800 | [diff] [blame] | 2822 | |
Greg Rose | 8d82a7c | 2014-01-13 16:13:04 -0800 | [diff] [blame] | 2823 | /* Check for condition where there was already a port VLAN ID |
| 2824 | * filter set and now it is being deleted by setting it to zero. |
Greg Rose | 1315f7c | 2014-03-14 07:32:20 +0000 | [diff] [blame] | 2825 | * Additionally check for the condition where there was a port |
| 2826 | * VLAN but now there is a new and different port VLAN being set. |
Greg Rose | 8d82a7c | 2014-01-13 16:13:04 -0800 | [diff] [blame] | 2827 | * Before deleting all the old VLAN filters we must add new ones |
| 2828 | * with -1 (I40E_VLAN_ANY) or otherwise we're left with all our |
| 2829 | * MAC addresses deleted. |
| 2830 | */ |
Greg Rose | 1315f7c | 2014-03-14 07:32:20 +0000 | [diff] [blame] | 2831 | if ((!(vlan_id || qos) || |
Mitch Williams | f7fc2f2 | 2015-07-23 16:54:36 -0400 | [diff] [blame] | 2832 | vlanprio != le16_to_cpu(vsi->info.pvid)) && |
Greg Rose | 1315f7c | 2014-03-14 07:32:20 +0000 | [diff] [blame] | 2833 | vsi->info.pvid) |
Greg Rose | 8d82a7c | 2014-01-13 16:13:04 -0800 | [diff] [blame] | 2834 | ret = i40e_vsi_add_vlan(vsi, I40E_VLAN_ANY); |
| 2835 | |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2836 | if (vsi->info.pvid) { |
| 2837 | /* kill old VLAN */ |
| 2838 | ret = i40e_vsi_kill_vlan(vsi, (le16_to_cpu(vsi->info.pvid) & |
| 2839 | VLAN_VID_MASK)); |
| 2840 | if (ret) { |
| 2841 | dev_info(&vsi->back->pdev->dev, |
| 2842 | "remove VLAN failed, ret=%d, aq_err=%d\n", |
| 2843 | ret, pf->hw.aq.asq_last_status); |
| 2844 | } |
| 2845 | } |
| 2846 | if (vlan_id || qos) |
Mitch Williams | f7fc2f2 | 2015-07-23 16:54:36 -0400 | [diff] [blame] | 2847 | ret = i40e_vsi_add_pvid(vsi, vlanprio); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2848 | else |
Greg Rose | 6c12fcb | 2013-11-28 06:39:34 +0000 | [diff] [blame] | 2849 | i40e_vsi_remove_pvid(vsi); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2850 | |
| 2851 | if (vlan_id) { |
| 2852 | dev_info(&pf->pdev->dev, "Setting VLAN %d, QOS 0x%x on VF %d\n", |
| 2853 | vlan_id, qos, vf_id); |
| 2854 | |
| 2855 | /* add new VLAN filter */ |
| 2856 | ret = i40e_vsi_add_vlan(vsi, vlan_id); |
| 2857 | if (ret) { |
| 2858 | dev_info(&vsi->back->pdev->dev, |
| 2859 | "add VF VLAN failed, ret=%d aq_err=%d\n", ret, |
| 2860 | vsi->back->hw.aq.asq_last_status); |
| 2861 | goto error_pvid; |
| 2862 | } |
Greg Rose | 8d82a7c | 2014-01-13 16:13:04 -0800 | [diff] [blame] | 2863 | /* Kill non-vlan MAC filters - ignore error return since |
| 2864 | * there might not be any non-vlan MAC filters. |
| 2865 | */ |
| 2866 | i40e_vsi_kill_vlan(vsi, I40E_VLAN_ANY); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2867 | } |
| 2868 | |
| 2869 | if (ret) { |
| 2870 | dev_err(&pf->pdev->dev, "Unable to update VF vsi context\n"); |
| 2871 | goto error_pvid; |
| 2872 | } |
Greg Rose | 6c12fcb | 2013-11-28 06:39:34 +0000 | [diff] [blame] | 2873 | /* The Port VLAN needs to be saved across resets the same as the |
| 2874 | * default LAN MAC address. |
| 2875 | */ |
| 2876 | vf->port_vlan_id = le16_to_cpu(vsi->info.pvid); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2877 | ret = 0; |
| 2878 | |
| 2879 | error_pvid: |
| 2880 | return ret; |
| 2881 | } |
| 2882 | |
Mitch Williams | 84590fd | 2014-04-09 05:58:57 +0000 | [diff] [blame] | 2883 | #define I40E_BW_CREDIT_DIVISOR 50 /* 50Mbps per BW credit */ |
| 2884 | #define I40E_MAX_BW_INACTIVE_ACCUM 4 /* device can accumulate 4 credits max */ |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2885 | /** |
| 2886 | * i40e_ndo_set_vf_bw |
| 2887 | * @netdev: network interface device structure |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2888 | * @vf_id: VF identifier |
| 2889 | * @tx_rate: Tx rate |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2890 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2891 | * configure VF Tx rate |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2892 | **/ |
Sucheta Chakraborty | ed61668 | 2014-05-22 09:59:05 -0400 | [diff] [blame] | 2893 | int i40e_ndo_set_vf_bw(struct net_device *netdev, int vf_id, int min_tx_rate, |
| 2894 | int max_tx_rate) |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2895 | { |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 2896 | struct i40e_netdev_priv *np = netdev_priv(netdev); |
| 2897 | struct i40e_pf *pf = np->vsi->back; |
| 2898 | struct i40e_vsi *vsi; |
| 2899 | struct i40e_vf *vf; |
| 2900 | int speed = 0; |
| 2901 | int ret = 0; |
| 2902 | |
| 2903 | /* validate the request */ |
| 2904 | if (vf_id >= pf->num_alloc_vfs) { |
| 2905 | dev_err(&pf->pdev->dev, "Invalid VF Identifier %d.\n", vf_id); |
| 2906 | ret = -EINVAL; |
| 2907 | goto error; |
| 2908 | } |
| 2909 | |
Sucheta Chakraborty | ed61668 | 2014-05-22 09:59:05 -0400 | [diff] [blame] | 2910 | if (min_tx_rate) { |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2911 | dev_err(&pf->pdev->dev, "Invalid min tx rate (%d) (greater than 0) specified for VF %d.\n", |
Sucheta Chakraborty | ed61668 | 2014-05-22 09:59:05 -0400 | [diff] [blame] | 2912 | min_tx_rate, vf_id); |
| 2913 | return -EINVAL; |
| 2914 | } |
| 2915 | |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 2916 | vf = &(pf->vf[vf_id]); |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 2917 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 2918 | if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { |
Mitch Williams | 2d166c3 | 2015-12-22 15:34:42 -0800 | [diff] [blame] | 2919 | dev_err(&pf->pdev->dev, "VF %d still in reset. Try again.\n", |
| 2920 | vf_id); |
| 2921 | ret = -EAGAIN; |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 2922 | goto error; |
| 2923 | } |
| 2924 | |
| 2925 | switch (pf->hw.phy.link_info.link_speed) { |
| 2926 | case I40E_LINK_SPEED_40GB: |
| 2927 | speed = 40000; |
| 2928 | break; |
Mitch Williams | 07f169c | 2015-12-23 12:05:49 -0800 | [diff] [blame] | 2929 | case I40E_LINK_SPEED_20GB: |
| 2930 | speed = 20000; |
| 2931 | break; |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 2932 | case I40E_LINK_SPEED_10GB: |
| 2933 | speed = 10000; |
| 2934 | break; |
| 2935 | case I40E_LINK_SPEED_1GB: |
| 2936 | speed = 1000; |
| 2937 | break; |
| 2938 | default: |
| 2939 | break; |
| 2940 | } |
| 2941 | |
Sucheta Chakraborty | ed61668 | 2014-05-22 09:59:05 -0400 | [diff] [blame] | 2942 | if (max_tx_rate > speed) { |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2943 | dev_err(&pf->pdev->dev, "Invalid max tx rate %d specified for VF %d.", |
Sucheta Chakraborty | ed61668 | 2014-05-22 09:59:05 -0400 | [diff] [blame] | 2944 | max_tx_rate, vf->vf_id); |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 2945 | ret = -EINVAL; |
| 2946 | goto error; |
| 2947 | } |
| 2948 | |
Mitch Williams | dac9b31 | 2014-04-09 05:58:56 +0000 | [diff] [blame] | 2949 | if ((max_tx_rate < 50) && (max_tx_rate > 0)) { |
| 2950 | dev_warn(&pf->pdev->dev, "Setting max Tx rate to minimum usable value of 50Mbps.\n"); |
| 2951 | max_tx_rate = 50; |
| 2952 | } |
| 2953 | |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 2954 | /* Tx rate credits are in values of 50Mbps, 0 is disabled*/ |
Mitch Williams | 84590fd | 2014-04-09 05:58:57 +0000 | [diff] [blame] | 2955 | ret = i40e_aq_config_vsi_bw_limit(&pf->hw, vsi->seid, |
| 2956 | max_tx_rate / I40E_BW_CREDIT_DIVISOR, |
| 2957 | I40E_MAX_BW_INACTIVE_ACCUM, NULL); |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 2958 | if (ret) { |
Sucheta Chakraborty | ed61668 | 2014-05-22 09:59:05 -0400 | [diff] [blame] | 2959 | dev_err(&pf->pdev->dev, "Unable to set max tx rate, error code %d.\n", |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 2960 | ret); |
| 2961 | ret = -EIO; |
| 2962 | goto error; |
| 2963 | } |
Sucheta Chakraborty | ed61668 | 2014-05-22 09:59:05 -0400 | [diff] [blame] | 2964 | vf->tx_rate = max_tx_rate; |
Mitch Williams | 6b19289 | 2014-03-06 09:02:29 +0000 | [diff] [blame] | 2965 | error: |
| 2966 | return ret; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2967 | } |
| 2968 | |
| 2969 | /** |
| 2970 | * i40e_ndo_get_vf_config |
| 2971 | * @netdev: network interface device structure |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2972 | * @vf_id: VF identifier |
| 2973 | * @ivi: VF configuration structure |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2974 | * |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 2975 | * return VF configuration |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2976 | **/ |
| 2977 | int i40e_ndo_get_vf_config(struct net_device *netdev, |
| 2978 | int vf_id, struct ifla_vf_info *ivi) |
| 2979 | { |
| 2980 | struct i40e_netdev_priv *np = netdev_priv(netdev); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2981 | struct i40e_vsi *vsi = np->vsi; |
| 2982 | struct i40e_pf *pf = vsi->back; |
| 2983 | struct i40e_vf *vf; |
| 2984 | int ret = 0; |
| 2985 | |
| 2986 | /* validate the request */ |
| 2987 | if (vf_id >= pf->num_alloc_vfs) { |
| 2988 | dev_err(&pf->pdev->dev, "Invalid VF Identifier %d\n", vf_id); |
| 2989 | ret = -EINVAL; |
| 2990 | goto error_param; |
| 2991 | } |
| 2992 | |
| 2993 | vf = &(pf->vf[vf_id]); |
| 2994 | /* first vsi is always the LAN vsi */ |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 2995 | vsi = pf->vsi[vf->lan_vsi_idx]; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 2996 | if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { |
Mitch Williams | 2d166c3 | 2015-12-22 15:34:42 -0800 | [diff] [blame] | 2997 | dev_err(&pf->pdev->dev, "VF %d still in reset. Try again.\n", |
| 2998 | vf_id); |
| 2999 | ret = -EAGAIN; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 3000 | goto error_param; |
| 3001 | } |
| 3002 | |
| 3003 | ivi->vf = vf_id; |
| 3004 | |
Jesse Brandeburg | 6995b36 | 2015-08-28 17:55:54 -0400 | [diff] [blame] | 3005 | ether_addr_copy(ivi->mac, vf->default_lan_addr.addr); |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 3006 | |
Sucheta Chakraborty | ed61668 | 2014-05-22 09:59:05 -0400 | [diff] [blame] | 3007 | ivi->max_tx_rate = vf->tx_rate; |
| 3008 | ivi->min_tx_rate = 0; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 3009 | ivi->vlan = le16_to_cpu(vsi->info.pvid) & I40E_VLAN_MASK; |
| 3010 | ivi->qos = (le16_to_cpu(vsi->info.pvid) & I40E_PRIORITY_MASK) >> |
| 3011 | I40E_VLAN_PRIORITY_SHIFT; |
Mitch Williams | 84ca55a | 2014-03-14 07:32:24 +0000 | [diff] [blame] | 3012 | if (vf->link_forced == false) |
| 3013 | ivi->linkstate = IFLA_VF_LINK_STATE_AUTO; |
| 3014 | else if (vf->link_up == true) |
| 3015 | ivi->linkstate = IFLA_VF_LINK_STATE_ENABLE; |
| 3016 | else |
| 3017 | ivi->linkstate = IFLA_VF_LINK_STATE_DISABLE; |
Mitch Williams | c674d12 | 2014-05-20 08:01:40 +0000 | [diff] [blame] | 3018 | ivi->spoofchk = vf->spoofchk; |
Sridhar Samudrala | d40062f | 2016-08-04 18:45:47 +0200 | [diff] [blame] | 3019 | ivi->trusted = vf->trusted; |
Jesse Brandeburg | 5c3c48a | 2013-09-11 08:40:07 +0000 | [diff] [blame] | 3020 | ret = 0; |
| 3021 | |
| 3022 | error_param: |
| 3023 | return ret; |
| 3024 | } |
Mitch Williams | 588aefa | 2014-02-11 08:27:49 +0000 | [diff] [blame] | 3025 | |
| 3026 | /** |
| 3027 | * i40e_ndo_set_vf_link_state |
| 3028 | * @netdev: network interface device structure |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 3029 | * @vf_id: VF identifier |
Mitch Williams | 588aefa | 2014-02-11 08:27:49 +0000 | [diff] [blame] | 3030 | * @link: required link state |
| 3031 | * |
| 3032 | * Set the link state of a specified VF, regardless of physical link state |
| 3033 | **/ |
| 3034 | int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link) |
| 3035 | { |
| 3036 | struct i40e_netdev_priv *np = netdev_priv(netdev); |
| 3037 | struct i40e_pf *pf = np->vsi->back; |
| 3038 | struct i40e_virtchnl_pf_event pfe; |
| 3039 | struct i40e_hw *hw = &pf->hw; |
| 3040 | struct i40e_vf *vf; |
Ashish Shah | f19efbb | 2014-08-01 13:27:06 -0700 | [diff] [blame] | 3041 | int abs_vf_id; |
Mitch Williams | 588aefa | 2014-02-11 08:27:49 +0000 | [diff] [blame] | 3042 | int ret = 0; |
| 3043 | |
| 3044 | /* validate the request */ |
| 3045 | if (vf_id >= pf->num_alloc_vfs) { |
| 3046 | dev_err(&pf->pdev->dev, "Invalid VF Identifier %d\n", vf_id); |
| 3047 | ret = -EINVAL; |
| 3048 | goto error_out; |
| 3049 | } |
| 3050 | |
| 3051 | vf = &pf->vf[vf_id]; |
Ashish Shah | f19efbb | 2014-08-01 13:27:06 -0700 | [diff] [blame] | 3052 | abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; |
Mitch Williams | 588aefa | 2014-02-11 08:27:49 +0000 | [diff] [blame] | 3053 | |
| 3054 | pfe.event = I40E_VIRTCHNL_EVENT_LINK_CHANGE; |
| 3055 | pfe.severity = I40E_PF_EVENT_SEVERITY_INFO; |
| 3056 | |
| 3057 | switch (link) { |
| 3058 | case IFLA_VF_LINK_STATE_AUTO: |
| 3059 | vf->link_forced = false; |
| 3060 | pfe.event_data.link_event.link_status = |
| 3061 | pf->hw.phy.link_info.link_info & I40E_AQ_LINK_UP; |
| 3062 | pfe.event_data.link_event.link_speed = |
| 3063 | pf->hw.phy.link_info.link_speed; |
| 3064 | break; |
| 3065 | case IFLA_VF_LINK_STATE_ENABLE: |
| 3066 | vf->link_forced = true; |
| 3067 | vf->link_up = true; |
| 3068 | pfe.event_data.link_event.link_status = true; |
| 3069 | pfe.event_data.link_event.link_speed = I40E_LINK_SPEED_40GB; |
| 3070 | break; |
| 3071 | case IFLA_VF_LINK_STATE_DISABLE: |
| 3072 | vf->link_forced = true; |
| 3073 | vf->link_up = false; |
| 3074 | pfe.event_data.link_event.link_status = false; |
| 3075 | pfe.event_data.link_event.link_speed = 0; |
| 3076 | break; |
| 3077 | default: |
| 3078 | ret = -EINVAL; |
| 3079 | goto error_out; |
| 3080 | } |
| 3081 | /* Notify the VF of its new link state */ |
Ashish Shah | f19efbb | 2014-08-01 13:27:06 -0700 | [diff] [blame] | 3082 | i40e_aq_send_msg_to_vf(hw, abs_vf_id, I40E_VIRTCHNL_OP_EVENT, |
Mitch Williams | 588aefa | 2014-02-11 08:27:49 +0000 | [diff] [blame] | 3083 | 0, (u8 *)&pfe, sizeof(pfe), NULL); |
| 3084 | |
| 3085 | error_out: |
| 3086 | return ret; |
| 3087 | } |
Mitch Williams | c674d12 | 2014-05-20 08:01:40 +0000 | [diff] [blame] | 3088 | |
| 3089 | /** |
| 3090 | * i40e_ndo_set_vf_spoofchk |
| 3091 | * @netdev: network interface device structure |
Jeff Kirsher | b40c82e | 2015-02-27 09:18:34 +0000 | [diff] [blame] | 3092 | * @vf_id: VF identifier |
Mitch Williams | c674d12 | 2014-05-20 08:01:40 +0000 | [diff] [blame] | 3093 | * @enable: flag to enable or disable feature |
| 3094 | * |
| 3095 | * Enable or disable VF spoof checking |
| 3096 | **/ |
Serey Kong | e6d9004 | 2014-07-12 07:28:14 +0000 | [diff] [blame] | 3097 | int i40e_ndo_set_vf_spoofchk(struct net_device *netdev, int vf_id, bool enable) |
Mitch Williams | c674d12 | 2014-05-20 08:01:40 +0000 | [diff] [blame] | 3098 | { |
| 3099 | struct i40e_netdev_priv *np = netdev_priv(netdev); |
| 3100 | struct i40e_vsi *vsi = np->vsi; |
| 3101 | struct i40e_pf *pf = vsi->back; |
| 3102 | struct i40e_vsi_context ctxt; |
| 3103 | struct i40e_hw *hw = &pf->hw; |
| 3104 | struct i40e_vf *vf; |
| 3105 | int ret = 0; |
| 3106 | |
| 3107 | /* validate the request */ |
| 3108 | if (vf_id >= pf->num_alloc_vfs) { |
| 3109 | dev_err(&pf->pdev->dev, "Invalid VF Identifier %d\n", vf_id); |
| 3110 | ret = -EINVAL; |
| 3111 | goto out; |
| 3112 | } |
| 3113 | |
| 3114 | vf = &(pf->vf[vf_id]); |
Mitch Williams | 2d166c3 | 2015-12-22 15:34:42 -0800 | [diff] [blame] | 3115 | if (!test_bit(I40E_VF_STAT_INIT, &vf->vf_states)) { |
| 3116 | dev_err(&pf->pdev->dev, "VF %d still in reset. Try again.\n", |
| 3117 | vf_id); |
| 3118 | ret = -EAGAIN; |
| 3119 | goto out; |
| 3120 | } |
Mitch Williams | c674d12 | 2014-05-20 08:01:40 +0000 | [diff] [blame] | 3121 | |
| 3122 | if (enable == vf->spoofchk) |
| 3123 | goto out; |
| 3124 | |
| 3125 | vf->spoofchk = enable; |
| 3126 | memset(&ctxt, 0, sizeof(ctxt)); |
Anjali Singhai Jain | fdf0e0b | 2015-03-31 00:45:05 -0700 | [diff] [blame] | 3127 | ctxt.seid = pf->vsi[vf->lan_vsi_idx]->seid; |
Mitch Williams | c674d12 | 2014-05-20 08:01:40 +0000 | [diff] [blame] | 3128 | ctxt.pf_num = pf->hw.pf_id; |
| 3129 | ctxt.info.valid_sections = cpu_to_le16(I40E_AQ_VSI_PROP_SECURITY_VALID); |
| 3130 | if (enable) |
Greg Rose | 30d71af | 2015-01-29 07:17:17 +0000 | [diff] [blame] | 3131 | ctxt.info.sec_flags |= (I40E_AQ_VSI_SEC_FLAG_ENABLE_VLAN_CHK | |
| 3132 | I40E_AQ_VSI_SEC_FLAG_ENABLE_MAC_CHK); |
Mitch Williams | c674d12 | 2014-05-20 08:01:40 +0000 | [diff] [blame] | 3133 | ret = i40e_aq_update_vsi_params(hw, &ctxt, NULL); |
| 3134 | if (ret) { |
| 3135 | dev_err(&pf->pdev->dev, "Error %d updating VSI parameters\n", |
| 3136 | ret); |
| 3137 | ret = -EIO; |
| 3138 | } |
| 3139 | out: |
| 3140 | return ret; |
| 3141 | } |
Anjali Singhai Jain | c3bbbd2 | 2016-04-01 03:56:07 -0700 | [diff] [blame] | 3142 | |
| 3143 | /** |
| 3144 | * i40e_ndo_set_vf_trust |
| 3145 | * @netdev: network interface device structure of the pf |
| 3146 | * @vf_id: VF identifier |
| 3147 | * @setting: trust setting |
| 3148 | * |
| 3149 | * Enable or disable VF trust setting |
| 3150 | **/ |
| 3151 | int i40e_ndo_set_vf_trust(struct net_device *netdev, int vf_id, bool setting) |
| 3152 | { |
| 3153 | struct i40e_netdev_priv *np = netdev_priv(netdev); |
| 3154 | struct i40e_pf *pf = np->vsi->back; |
| 3155 | struct i40e_vf *vf; |
| 3156 | int ret = 0; |
| 3157 | |
| 3158 | /* validate the request */ |
| 3159 | if (vf_id >= pf->num_alloc_vfs) { |
| 3160 | dev_err(&pf->pdev->dev, "Invalid VF Identifier %d\n", vf_id); |
| 3161 | return -EINVAL; |
| 3162 | } |
| 3163 | |
| 3164 | if (pf->flags & I40E_FLAG_MFP_ENABLED) { |
| 3165 | dev_err(&pf->pdev->dev, "Trusted VF not supported in MFP mode.\n"); |
| 3166 | return -EINVAL; |
| 3167 | } |
| 3168 | |
| 3169 | vf = &pf->vf[vf_id]; |
| 3170 | |
| 3171 | if (!vf) |
| 3172 | return -EINVAL; |
| 3173 | if (setting == vf->trusted) |
| 3174 | goto out; |
| 3175 | |
| 3176 | vf->trusted = setting; |
| 3177 | i40e_vc_notify_vf_reset(vf); |
| 3178 | i40e_reset_vf(vf, false); |
| 3179 | dev_info(&pf->pdev->dev, "VF %u is now %strusted\n", |
| 3180 | vf_id, setting ? "" : "un"); |
| 3181 | out: |
| 3182 | return ret; |
| 3183 | } |