drivers/net/ethernet/intel/i40evf/i40e_common.c

   1 /*******************************************************************************
   2  *
   3  * Intel Ethernet Controller XL710 Family Linux Virtual Function Driver
   4  * Copyright(c) 2013 - 2014 Intel Corporation.
   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  *
  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/>.
  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_type.h"
  28 #include "i40e_adminq.h"
  29 #include "i40e_prototype.h"
  30 #include "i40e_virtchnl.h"
  31
  32 /**
  33  * i40e_set_mac_type - Sets MAC type
  34  * @hw: pointer to the HW structure
  35  *
  36  * This function sets the mac type of the adapter based on the
  37  * vendor ID and device ID stored in the hw structure.
  38  **/
  39 i40e_status i40e_set_mac_type(struct i40e_hw *hw)
  40 {
  41         i40e_status status = 0;
  42
  43         if (hw->vendor_id == PCI_VENDOR_ID_INTEL) {
  44                 switch (hw->device_id) {
  45                 case I40E_DEV_ID_SFP_XL710:
  46                 case I40E_DEV_ID_QEMU:
  47                 case I40E_DEV_ID_KX_A:
  48                 case I40E_DEV_ID_KX_B:
  49                 case I40E_DEV_ID_KX_C:
  50                 case I40E_DEV_ID_QSFP_A:
  51                 case I40E_DEV_ID_QSFP_B:
  52                 case I40E_DEV_ID_QSFP_C:
  53                 case I40E_DEV_ID_10G_BASE_T:
  54                         hw->mac.type = I40E_MAC_XL710;
  55                         break;
  56                 case I40E_DEV_ID_VF:
  57                 case I40E_DEV_ID_VF_HV:
  58                         hw->mac.type = I40E_MAC_VF;
  59                         break;
  60                 default:
  61                         hw->mac.type = I40E_MAC_GENERIC;
  62                         break;
  63                 }
  64         } else {
  65                 status = I40E_ERR_DEVICE_NOT_SUPPORTED;
  66         }
  67
  68         hw_dbg(hw, "i40e_set_mac_type found mac: %d, returns: %d\n",
  69                   hw->mac.type, status);
  70         return status;
  71 }
  72
  73 /**
  74  * i40evf_debug_aq
  75  * @hw: debug mask related to admin queue
  76  * @mask: debug mask
  77  * @desc: pointer to admin queue descriptor
  78  * @buffer: pointer to command buffer
  79  * @buf_len: max length of buffer
  80  *
  81  * Dumps debug log about adminq command with descriptor contents.
  82  **/
  83 void i40evf_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
  84                    void *buffer, u16 buf_len)
  85 {
  86         struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
  87         u16 len = le16_to_cpu(aq_desc->datalen);
  88         u8 *aq_buffer = (u8 *)buffer;
  89         u32 data[4];
  90         u32 i = 0;
  91
  92         if ((!(mask & hw->debug_mask)) || (desc == NULL))
  93                 return;
  94
  95         i40e_debug(hw, mask,
  96                    "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
  97                    aq_desc->opcode, aq_desc->flags, aq_desc->datalen,
  98                    aq_desc->retval);
  99         i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
 100                    aq_desc->cookie_high, aq_desc->cookie_low);
 101         i40e_debug(hw, mask, "\tparam (0,1)  0x%08X 0x%08X\n",
 102                    aq_desc->params.internal.param0,
 103                    aq_desc->params.internal.param1);
 104         i40e_debug(hw, mask, "\taddr (h,l)   0x%08X 0x%08X\n",
 105                    aq_desc->params.external.addr_high,
 106                    aq_desc->params.external.addr_low);
 107
 108         if ((buffer != NULL) && (aq_desc->datalen != 0)) {
 109                 memset(data, 0, sizeof(data));
 110                 i40e_debug(hw, mask, "AQ CMD Buffer:\n");
 111                 if (buf_len < len)
 112                         len = buf_len;
 113                 for (i = 0; i < len; i++) {
 114                         data[((i % 16) / 4)] |=
 115                                 ((u32)aq_buffer[i]) << (8 * (i % 4));
 116                         if ((i % 16) == 15) {
 117                                 i40e_debug(hw, mask,
 118                                            "\t0x%04X  %08X %08X %08X %08X\n",
 119                                            i - 15, data[0], data[1], data[2],
 120                                            data[3]);
 121                                 memset(data, 0, sizeof(data));
 122                         }
 123                 }
 124                 if ((i % 16) != 0)
 125                         i40e_debug(hw, mask, "\t0x%04X  %08X %08X %08X %08X\n",
 126                                    i - (i % 16), data[0], data[1], data[2],
 127                                    data[3]);
 128         }
 129 }
 130
 131 /**
 132  * i40evf_check_asq_alive
 133  * @hw: pointer to the hw struct
 134  *
 135  * Returns true if Queue is enabled else false.
 136  **/
 137 bool i40evf_check_asq_alive(struct i40e_hw *hw)
 138 {
 139         if (hw->aq.asq.len)
 140                 return !!(rd32(hw, hw->aq.asq.len) &
 141                           I40E_PF_ATQLEN_ATQENABLE_MASK);
 142         else
 143                 return false;
 144 }
 145
 146 /**
 147  * i40evf_aq_queue_shutdown
 148  * @hw: pointer to the hw struct
 149  * @unloading: is the driver unloading itself
 150  *
 151  * Tell the Firmware that we're shutting down the AdminQ and whether
 152  * or not the driver is unloading as well.
 153  **/
 154 i40e_status i40evf_aq_queue_shutdown(struct i40e_hw *hw,
 155                                              bool unloading)
 156 {
 157         struct i40e_aq_desc desc;
 158         struct i40e_aqc_queue_shutdown *cmd =
 159                 (struct i40e_aqc_queue_shutdown *)&desc.params.raw;
 160         i40e_status status;
 161
 162         i40evf_fill_default_direct_cmd_desc(&desc,
 163                                           i40e_aqc_opc_queue_shutdown);
 164
 165         if (unloading)
 166                 cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING);
 167         status = i40evf_asq_send_command(hw, &desc, NULL, 0, NULL);
 168
 169         return status;
 170 }
 171
 172
 173 /* The i40evf_ptype_lookup table is used to convert from the 8-bit ptype in the
 174  * hardware to a bit-field that can be used by SW to more easily determine the
 175  * packet type.
 176  *
 177  * Macros are used to shorten the table lines and make this table human
 178  * readable.
 179  *
 180  * We store the PTYPE in the top byte of the bit field - this is just so that
 181  * we can check that the table doesn't have a row missing, as the index into
 182  * the table should be the PTYPE.
 183  *
 184  * Typical work flow:
 185  *
 186  * IF NOT i40evf_ptype_lookup[ptype].known
 187  * THEN
 188  *      Packet is unknown
 189  * ELSE IF i40evf_ptype_lookup[ptype].outer_ip == I40E_RX_PTYPE_OUTER_IP
 190  *      Use the rest of the fields to look at the tunnels, inner protocols, etc
 191  * ELSE
 192  *      Use the enum i40e_rx_l2_ptype to decode the packet type
 193  * ENDIF
 194  */
 195
 196 /* macro to make the table lines short */
 197 #define I40E_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
 198         {       PTYPE, \
 199                 1, \
 200                 I40E_RX_PTYPE_OUTER_##OUTER_IP, \
 201                 I40E_RX_PTYPE_OUTER_##OUTER_IP_VER, \
 202                 I40E_RX_PTYPE_##OUTER_FRAG, \
 203                 I40E_RX_PTYPE_TUNNEL_##T, \
 204                 I40E_RX_PTYPE_TUNNEL_END_##TE, \
 205                 I40E_RX_PTYPE_##TEF, \
 206                 I40E_RX_PTYPE_INNER_PROT_##I, \
 207                 I40E_RX_PTYPE_PAYLOAD_LAYER_##PL }
 208
 209 #define I40E_PTT_UNUSED_ENTRY(PTYPE) \
 210                 { PTYPE, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
 211
 212 /* shorter macros makes the table fit but are terse */
 213 #define I40E_RX_PTYPE_NOF               I40E_RX_PTYPE_NOT_FRAG
 214 #define I40E_RX_PTYPE_FRG               I40E_RX_PTYPE_FRAG
 215 #define I40E_RX_PTYPE_INNER_PROT_TS     I40E_RX_PTYPE_INNER_PROT_TIMESYNC
 216
 217 /* Lookup table mapping the HW PTYPE to the bit field for decoding */
 218 struct i40e_rx_ptype_decoded i40evf_ptype_lookup[] = {
 219         /* L2 Packet types */
 220         I40E_PTT_UNUSED_ENTRY(0),
 221         I40E_PTT(1,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 222         I40E_PTT(2,  L2, NONE, NOF, NONE, NONE, NOF, TS,   PAY2),
 223         I40E_PTT(3,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 224         I40E_PTT_UNUSED_ENTRY(4),
 225         I40E_PTT_UNUSED_ENTRY(5),
 226         I40E_PTT(6,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 227         I40E_PTT(7,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 228         I40E_PTT_UNUSED_ENTRY(8),
 229         I40E_PTT_UNUSED_ENTRY(9),
 230         I40E_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 231         I40E_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
 232         I40E_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 233         I40E_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 234         I40E_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 235         I40E_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 236         I40E_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 237         I40E_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 238         I40E_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 239         I40E_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 240         I40E_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 241         I40E_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 242
 243         /* Non Tunneled IPv4 */
 244         I40E_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
 245         I40E_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
 246         I40E_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP,  PAY4),
 247         I40E_PTT_UNUSED_ENTRY(25),
 248         I40E_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP,  PAY4),
 249         I40E_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
 250         I40E_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),
 251
 252         /* IPv4 --> IPv4 */
 253         I40E_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
 254         I40E_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
 255         I40E_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
 256         I40E_PTT_UNUSED_ENTRY(32),
 257         I40E_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
 258         I40E_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
 259         I40E_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
 260
 261         /* IPv4 --> IPv6 */
 262         I40E_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
 263         I40E_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
 264         I40E_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
 265         I40E_PTT_UNUSED_ENTRY(39),
 266         I40E_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
 267         I40E_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
 268         I40E_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
 269
 270         /* IPv4 --> GRE/NAT */
 271         I40E_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
 272
 273         /* IPv4 --> GRE/NAT --> IPv4 */
 274         I40E_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
 275         I40E_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
 276         I40E_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
 277         I40E_PTT_UNUSED_ENTRY(47),
 278         I40E_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
 279         I40E_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
 280         I40E_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
 281
 282         /* IPv4 --> GRE/NAT --> IPv6 */
 283         I40E_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
 284         I40E_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
 285         I40E_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
 286         I40E_PTT_UNUSED_ENTRY(54),
 287         I40E_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
 288         I40E_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
 289         I40E_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
 290
 291         /* IPv4 --> GRE/NAT --> MAC */
 292         I40E_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
 293
 294         /* IPv4 --> GRE/NAT --> MAC --> IPv4 */
 295         I40E_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
 296         I40E_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
 297         I40E_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
 298         I40E_PTT_UNUSED_ENTRY(62),
 299         I40E_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
 300         I40E_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
 301         I40E_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
 302
 303         /* IPv4 --> GRE/NAT -> MAC --> IPv6 */
 304         I40E_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
 305         I40E_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
 306         I40E_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
 307         I40E_PTT_UNUSED_ENTRY(69),
 308         I40E_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
 309         I40E_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
 310         I40E_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
 311
 312         /* IPv4 --> GRE/NAT --> MAC/VLAN */
 313         I40E_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
 314
 315         /* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
 316         I40E_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
 317         I40E_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
 318         I40E_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
 319         I40E_PTT_UNUSED_ENTRY(77),
 320         I40E_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
 321         I40E_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
 322         I40E_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
 323
 324         /* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
 325         I40E_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
 326         I40E_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
 327         I40E_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
 328         I40E_PTT_UNUSED_ENTRY(84),
 329         I40E_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
 330         I40E_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
 331         I40E_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
 332
 333         /* Non Tunneled IPv6 */
 334         I40E_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
 335         I40E_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
 336         I40E_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP,  PAY3),
 337         I40E_PTT_UNUSED_ENTRY(91),
 338         I40E_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP,  PAY4),
 339         I40E_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
 340         I40E_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),
 341
 342         /* IPv6 --> IPv4 */
 343         I40E_PTT(95,  IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
 344         I40E_PTT(96,  IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
 345         I40E_PTT(97,  IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
 346         I40E_PTT_UNUSED_ENTRY(98),
 347         I40E_PTT(99,  IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
 348         I40E_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
 349         I40E_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
 350
 351         /* IPv6 --> IPv6 */
 352         I40E_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
 353         I40E_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
 354         I40E_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
 355         I40E_PTT_UNUSED_ENTRY(105),
 356         I40E_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
 357         I40E_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
 358         I40E_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
 359
 360         /* IPv6 --> GRE/NAT */
 361         I40E_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
 362
 363         /* IPv6 --> GRE/NAT -> IPv4 */
 364         I40E_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
 365         I40E_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
 366         I40E_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
 367         I40E_PTT_UNUSED_ENTRY(113),
 368         I40E_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
 369         I40E_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
 370         I40E_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
 371
 372         /* IPv6 --> GRE/NAT -> IPv6 */
 373         I40E_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
 374         I40E_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
 375         I40E_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
 376         I40E_PTT_UNUSED_ENTRY(120),
 377         I40E_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
 378         I40E_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
 379         I40E_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
 380
 381         /* IPv6 --> GRE/NAT -> MAC */
 382         I40E_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
 383
 384         /* IPv6 --> GRE/NAT -> MAC -> IPv4 */
 385         I40E_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
 386         I40E_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
 387         I40E_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
 388         I40E_PTT_UNUSED_ENTRY(128),
 389         I40E_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
 390         I40E_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
 391         I40E_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
 392
 393         /* IPv6 --> GRE/NAT -> MAC -> IPv6 */
 394         I40E_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
 395         I40E_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
 396         I40E_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
 397         I40E_PTT_UNUSED_ENTRY(135),
 398         I40E_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
 399         I40E_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
 400         I40E_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
 401
 402         /* IPv6 --> GRE/NAT -> MAC/VLAN */
 403         I40E_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
 404
 405         /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
 406         I40E_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
 407         I40E_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
 408         I40E_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
 409         I40E_PTT_UNUSED_ENTRY(143),
 410         I40E_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
 411         I40E_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
 412         I40E_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
 413
 414         /* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
 415         I40E_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
 416         I40E_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
 417         I40E_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
 418         I40E_PTT_UNUSED_ENTRY(150),
 419         I40E_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
 420         I40E_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
 421         I40E_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
 422
 423         /* unused entries */
 424         I40E_PTT_UNUSED_ENTRY(154),
 425         I40E_PTT_UNUSED_ENTRY(155),
 426         I40E_PTT_UNUSED_ENTRY(156),
 427         I40E_PTT_UNUSED_ENTRY(157),
 428         I40E_PTT_UNUSED_ENTRY(158),
 429         I40E_PTT_UNUSED_ENTRY(159),
 430
 431         I40E_PTT_UNUSED_ENTRY(160),
 432         I40E_PTT_UNUSED_ENTRY(161),
 433         I40E_PTT_UNUSED_ENTRY(162),
 434         I40E_PTT_UNUSED_ENTRY(163),
 435         I40E_PTT_UNUSED_ENTRY(164),
 436         I40E_PTT_UNUSED_ENTRY(165),
 437         I40E_PTT_UNUSED_ENTRY(166),
 438         I40E_PTT_UNUSED_ENTRY(167),
 439         I40E_PTT_UNUSED_ENTRY(168),
 440         I40E_PTT_UNUSED_ENTRY(169),
 441
 442         I40E_PTT_UNUSED_ENTRY(170),
 443         I40E_PTT_UNUSED_ENTRY(171),
 444         I40E_PTT_UNUSED_ENTRY(172),
 445         I40E_PTT_UNUSED_ENTRY(173),
 446         I40E_PTT_UNUSED_ENTRY(174),
 447         I40E_PTT_UNUSED_ENTRY(175),
 448         I40E_PTT_UNUSED_ENTRY(176),
 449         I40E_PTT_UNUSED_ENTRY(177),
 450         I40E_PTT_UNUSED_ENTRY(178),
 451         I40E_PTT_UNUSED_ENTRY(179),
 452
 453         I40E_PTT_UNUSED_ENTRY(180),
 454         I40E_PTT_UNUSED_ENTRY(181),
 455         I40E_PTT_UNUSED_ENTRY(182),
 456         I40E_PTT_UNUSED_ENTRY(183),
 457         I40E_PTT_UNUSED_ENTRY(184),
 458         I40E_PTT_UNUSED_ENTRY(185),
 459         I40E_PTT_UNUSED_ENTRY(186),
 460         I40E_PTT_UNUSED_ENTRY(187),
 461         I40E_PTT_UNUSED_ENTRY(188),
 462         I40E_PTT_UNUSED_ENTRY(189),
 463
 464         I40E_PTT_UNUSED_ENTRY(190),
 465         I40E_PTT_UNUSED_ENTRY(191),
 466         I40E_PTT_UNUSED_ENTRY(192),
 467         I40E_PTT_UNUSED_ENTRY(193),
 468         I40E_PTT_UNUSED_ENTRY(194),
 469         I40E_PTT_UNUSED_ENTRY(195),
 470         I40E_PTT_UNUSED_ENTRY(196),
 471         I40E_PTT_UNUSED_ENTRY(197),
 472         I40E_PTT_UNUSED_ENTRY(198),
 473         I40E_PTT_UNUSED_ENTRY(199),
 474
 475         I40E_PTT_UNUSED_ENTRY(200),
 476         I40E_PTT_UNUSED_ENTRY(201),
 477         I40E_PTT_UNUSED_ENTRY(202),
 478         I40E_PTT_UNUSED_ENTRY(203),
 479         I40E_PTT_UNUSED_ENTRY(204),
 480         I40E_PTT_UNUSED_ENTRY(205),
 481         I40E_PTT_UNUSED_ENTRY(206),
 482         I40E_PTT_UNUSED_ENTRY(207),
 483         I40E_PTT_UNUSED_ENTRY(208),
 484         I40E_PTT_UNUSED_ENTRY(209),
 485
 486         I40E_PTT_UNUSED_ENTRY(210),
 487         I40E_PTT_UNUSED_ENTRY(211),
 488         I40E_PTT_UNUSED_ENTRY(212),
 489         I40E_PTT_UNUSED_ENTRY(213),
 490         I40E_PTT_UNUSED_ENTRY(214),
 491         I40E_PTT_UNUSED_ENTRY(215),
 492         I40E_PTT_UNUSED_ENTRY(216),
 493         I40E_PTT_UNUSED_ENTRY(217),
 494         I40E_PTT_UNUSED_ENTRY(218),
 495         I40E_PTT_UNUSED_ENTRY(219),
 496
 497         I40E_PTT_UNUSED_ENTRY(220),
 498         I40E_PTT_UNUSED_ENTRY(221),
 499         I40E_PTT_UNUSED_ENTRY(222),
 500         I40E_PTT_UNUSED_ENTRY(223),
 501         I40E_PTT_UNUSED_ENTRY(224),
 502         I40E_PTT_UNUSED_ENTRY(225),
 503         I40E_PTT_UNUSED_ENTRY(226),
 504         I40E_PTT_UNUSED_ENTRY(227),
 505         I40E_PTT_UNUSED_ENTRY(228),
 506         I40E_PTT_UNUSED_ENTRY(229),
 507
 508         I40E_PTT_UNUSED_ENTRY(230),
 509         I40E_PTT_UNUSED_ENTRY(231),
 510         I40E_PTT_UNUSED_ENTRY(232),
 511         I40E_PTT_UNUSED_ENTRY(233),
 512         I40E_PTT_UNUSED_ENTRY(234),
 513         I40E_PTT_UNUSED_ENTRY(235),
 514         I40E_PTT_UNUSED_ENTRY(236),
 515         I40E_PTT_UNUSED_ENTRY(237),
 516         I40E_PTT_UNUSED_ENTRY(238),
 517         I40E_PTT_UNUSED_ENTRY(239),
 518
 519         I40E_PTT_UNUSED_ENTRY(240),
 520         I40E_PTT_UNUSED_ENTRY(241),
 521         I40E_PTT_UNUSED_ENTRY(242),
 522         I40E_PTT_UNUSED_ENTRY(243),
 523         I40E_PTT_UNUSED_ENTRY(244),
 524         I40E_PTT_UNUSED_ENTRY(245),
 525         I40E_PTT_UNUSED_ENTRY(246),
 526         I40E_PTT_UNUSED_ENTRY(247),
 527         I40E_PTT_UNUSED_ENTRY(248),
 528         I40E_PTT_UNUSED_ENTRY(249),
 529
 530         I40E_PTT_UNUSED_ENTRY(250),
 531         I40E_PTT_UNUSED_ENTRY(251),
 532         I40E_PTT_UNUSED_ENTRY(252),
 533         I40E_PTT_UNUSED_ENTRY(253),
 534         I40E_PTT_UNUSED_ENTRY(254),
 535         I40E_PTT_UNUSED_ENTRY(255)
 536 };
 537
 538
 539 /**
 540  * i40e_aq_send_msg_to_pf
 541  * @hw: pointer to the hardware structure
 542  * @v_opcode: opcodes for VF-PF communication
 543  * @v_retval: return error code
 544  * @msg: pointer to the msg buffer
 545  * @msglen: msg length
 546  * @cmd_details: pointer to command details
 547  *
 548  * Send message to PF driver using admin queue. By default, this message
 549  * is sent asynchronously, i.e. i40evf_asq_send_command() does not wait for
 550  * completion before returning.
 551  **/
 552 i40e_status i40e_aq_send_msg_to_pf(struct i40e_hw *hw,
 553                                 enum i40e_virtchnl_ops v_opcode,
 554                                 i40e_status v_retval,
 555                                 u8 *msg, u16 msglen,
 556                                 struct i40e_asq_cmd_details *cmd_details)
 557 {
 558         struct i40e_aq_desc desc;
 559         struct i40e_asq_cmd_details details;
 560         i40e_status status;
 561
 562         i40evf_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_pf);
 563         desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI);
 564         desc.cookie_high = cpu_to_le32(v_opcode);
 565         desc.cookie_low = cpu_to_le32(v_retval);
 566         if (msglen) {
 567                 desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF
 568                                                 | I40E_AQ_FLAG_RD));
 569                 if (msglen > I40E_AQ_LARGE_BUF)
 570                         desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
 571                 desc.datalen = cpu_to_le16(msglen);
 572         }
 573         if (!cmd_details) {
 574                 memset(&details, 0, sizeof(details));
 575                 details.async = true;
 576                 cmd_details = &details;
 577         }
 578         status = i40evf_asq_send_command(hw, &desc, msg, msglen, cmd_details);
 579         return status;
 580 }
 581
 582 /**
 583  * i40e_vf_parse_hw_config
 584  * @hw: pointer to the hardware structure
 585  * @msg: pointer to the virtual channel VF resource structure
 586  *
 587  * Given a VF resource message from the PF, populate the hw struct
 588  * with appropriate information.
 589  **/
 590 void i40e_vf_parse_hw_config(struct i40e_hw *hw,
 591                              struct i40e_virtchnl_vf_resource *msg)
 592 {
 593         struct i40e_virtchnl_vsi_resource *vsi_res;
 594         int i;
 595
 596         vsi_res = &msg->vsi_res[0];
 597
 598         hw->dev_caps.num_vsis = msg->num_vsis;
 599         hw->dev_caps.num_rx_qp = msg->num_queue_pairs;
 600         hw->dev_caps.num_tx_qp = msg->num_queue_pairs;
 601         hw->dev_caps.num_msix_vectors_vf = msg->max_vectors;
 602         hw->dev_caps.dcb = msg->vf_offload_flags &
 603                            I40E_VIRTCHNL_VF_OFFLOAD_L2;
 604         hw->dev_caps.fcoe = (msg->vf_offload_flags &
 605                              I40E_VIRTCHNL_VF_OFFLOAD_FCOE) ? 1 : 0;
 606         for (i = 0; i < msg->num_vsis; i++) {
 607                 if (vsi_res->vsi_type == I40E_VSI_SRIOV) {
 608                         memcpy(hw->mac.perm_addr, vsi_res->default_mac_addr,
 609                                ETH_ALEN);
 610                         memcpy(hw->mac.addr, vsi_res->default_mac_addr,
 611                                ETH_ALEN);
 612                 }
 613                 vsi_res++;
 614         }
 615 }
 616
 617 /**
 618  * i40e_vf_reset
 619  * @hw: pointer to the hardware structure
 620  *
 621  * Send a VF_RESET message to the PF. Does not wait for response from PF
 622  * as none will be forthcoming. Immediately after calling this function,
 623  * the admin queue should be shut down and (optionally) reinitialized.
 624  **/
 625 i40e_status i40e_vf_reset(struct i40e_hw *hw)
 626 {
 627         return i40e_aq_send_msg_to_pf(hw, I40E_VIRTCHNL_OP_RESET_VF,
 628                                       0, NULL, 0, NULL);
 629 }