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   1/*******************************************************************************
   2 *
   3 * Intel Ethernet Controller XL710 Family Linux 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 **/
  39static 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_SFP_X710:
  47		case I40E_DEV_ID_QEMU:
  48		case I40E_DEV_ID_KX_A:
  49		case I40E_DEV_ID_KX_B:
  50		case I40E_DEV_ID_KX_C:
  51		case I40E_DEV_ID_KX_D:
  52		case I40E_DEV_ID_QSFP_A:
  53		case I40E_DEV_ID_QSFP_B:
  54		case I40E_DEV_ID_QSFP_C:
  55			hw->mac.type = I40E_MAC_XL710;
  56			break;
  57		case I40E_DEV_ID_VF:
  58		case I40E_DEV_ID_VF_HV:
  59			hw->mac.type = I40E_MAC_VF;
  60			break;
  61		default:
  62			hw->mac.type = I40E_MAC_GENERIC;
  63			break;
  64		}
  65	} else {
  66		status = I40E_ERR_DEVICE_NOT_SUPPORTED;
  67	}
  68
  69	hw_dbg(hw, "i40e_set_mac_type found mac: %d, returns: %d\n",
  70		  hw->mac.type, status);
  71	return status;
  72}
  73
  74/**
  75 * i40e_debug_aq
  76 * @hw: debug mask related to admin queue
  77 * @mask: debug mask
  78 * @desc: pointer to admin queue descriptor
  79 * @buffer: pointer to command buffer
  80 *
  81 * Dumps debug log about adminq command with descriptor contents.
  82 **/
  83void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
  84		   void *buffer)
  85{
  86	struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
  87	u8 *aq_buffer = (u8 *)buffer;
  88	u32 data[4];
  89	u32 i = 0;
  90
  91	if ((!(mask & hw->debug_mask)) || (desc == NULL))
  92		return;
  93
  94	i40e_debug(hw, mask,
  95		   "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
  96		   aq_desc->opcode, aq_desc->flags, aq_desc->datalen,
  97		   aq_desc->retval);
  98	i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
  99		   aq_desc->cookie_high, aq_desc->cookie_low);
 100	i40e_debug(hw, mask, "\tparam (0,1)  0x%08X 0x%08X\n",
 101		   aq_desc->params.internal.param0,
 102		   aq_desc->params.internal.param1);
 103	i40e_debug(hw, mask, "\taddr (h,l)   0x%08X 0x%08X\n",
 104		   aq_desc->params.external.addr_high,
 105		   aq_desc->params.external.addr_low);
 106
 107	if ((buffer != NULL) && (aq_desc->datalen != 0)) {
 108		memset(data, 0, sizeof(data));
 109		i40e_debug(hw, mask, "AQ CMD Buffer:\n");
 110		for (i = 0; i < le16_to_cpu(aq_desc->datalen); i++) {
 111			data[((i % 16) / 4)] |=
 112				((u32)aq_buffer[i]) << (8 * (i % 4));
 113			if ((i % 16) == 15) {
 114				i40e_debug(hw, mask,
 115					   "\t0x%04X  %08X %08X %08X %08X\n",
 116					   i - 15, data[0], data[1], data[2],
 117					   data[3]);
 118				memset(data, 0, sizeof(data));
 119			}
 120		}
 121		if ((i % 16) != 0)
 122			i40e_debug(hw, mask, "\t0x%04X  %08X %08X %08X %08X\n",
 123				   i - (i % 16), data[0], data[1], data[2],
 124				   data[3]);
 125	}
 126}
 127
 128/**
 129 * i40e_check_asq_alive
 130 * @hw: pointer to the hw struct
 131 *
 132 * Returns true if Queue is enabled else false.
 133 **/
 134bool i40e_check_asq_alive(struct i40e_hw *hw)
 135{
 136	return !!(rd32(hw, hw->aq.asq.len) & I40E_PF_ATQLEN_ATQENABLE_MASK);
 137}
 138
 139/**
 140 * i40e_aq_queue_shutdown
 141 * @hw: pointer to the hw struct
 142 * @unloading: is the driver unloading itself
 143 *
 144 * Tell the Firmware that we're shutting down the AdminQ and whether
 145 * or not the driver is unloading as well.
 146 **/
 147i40e_status i40e_aq_queue_shutdown(struct i40e_hw *hw,
 148					     bool unloading)
 149{
 150	struct i40e_aq_desc desc;
 151	struct i40e_aqc_queue_shutdown *cmd =
 152		(struct i40e_aqc_queue_shutdown *)&desc.params.raw;
 153	i40e_status status;
 154
 155	i40e_fill_default_direct_cmd_desc(&desc,
 156					  i40e_aqc_opc_queue_shutdown);
 157
 158	if (unloading)
 159		cmd->driver_unloading = cpu_to_le32(I40E_AQ_DRIVER_UNLOADING);
 160	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
 161
 162	return status;
 163}
 164
 165/* The i40e_ptype_lookup table is used to convert from the 8-bit ptype in the
 166 * hardware to a bit-field that can be used by SW to more easily determine the
 167 * packet type.
 168 *
 169 * Macros are used to shorten the table lines and make this table human
 170 * readable.
 171 *
 172 * We store the PTYPE in the top byte of the bit field - this is just so that
 173 * we can check that the table doesn't have a row missing, as the index into
 174 * the table should be the PTYPE.
 175 *
 176 * Typical work flow:
 177 *
 178 * IF NOT i40e_ptype_lookup[ptype].known
 179 * THEN
 180 *      Packet is unknown
 181 * ELSE IF i40e_ptype_lookup[ptype].outer_ip == I40E_RX_PTYPE_OUTER_IP
 182 *      Use the rest of the fields to look at the tunnels, inner protocols, etc
 183 * ELSE
 184 *      Use the enum i40e_rx_l2_ptype to decode the packet type
 185 * ENDIF
 186 */
 187
 188/* macro to make the table lines short */
 189#define I40E_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
 190	{	PTYPE, \
 191		1, \
 192		I40E_RX_PTYPE_OUTER_##OUTER_IP, \
 193		I40E_RX_PTYPE_OUTER_##OUTER_IP_VER, \
 194		I40E_RX_PTYPE_##OUTER_FRAG, \
 195		I40E_RX_PTYPE_TUNNEL_##T, \
 196		I40E_RX_PTYPE_TUNNEL_END_##TE, \
 197		I40E_RX_PTYPE_##TEF, \
 198		I40E_RX_PTYPE_INNER_PROT_##I, \
 199		I40E_RX_PTYPE_PAYLOAD_LAYER_##PL }
 200
 201#define I40E_PTT_UNUSED_ENTRY(PTYPE) \
 202		{ PTYPE, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
 203
 204/* shorter macros makes the table fit but are terse */
 205#define I40E_RX_PTYPE_NOF		I40E_RX_PTYPE_NOT_FRAG
 206#define I40E_RX_PTYPE_FRG		I40E_RX_PTYPE_FRAG
 207#define I40E_RX_PTYPE_INNER_PROT_TS	I40E_RX_PTYPE_INNER_PROT_TIMESYNC
 208
 209/* Lookup table mapping the HW PTYPE to the bit field for decoding */
 210struct i40e_rx_ptype_decoded i40e_ptype_lookup[] = {
 211	/* L2 Packet types */
 212	I40E_PTT_UNUSED_ENTRY(0),
 213	I40E_PTT(1,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 214	I40E_PTT(2,  L2, NONE, NOF, NONE, NONE, NOF, TS,   PAY2),
 215	I40E_PTT(3,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 216	I40E_PTT_UNUSED_ENTRY(4),
 217	I40E_PTT_UNUSED_ENTRY(5),
 218	I40E_PTT(6,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 219	I40E_PTT(7,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 220	I40E_PTT_UNUSED_ENTRY(8),
 221	I40E_PTT_UNUSED_ENTRY(9),
 222	I40E_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
 223	I40E_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
 224	I40E_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 225	I40E_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 226	I40E_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 227	I40E_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 228	I40E_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 229	I40E_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 230	I40E_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 231	I40E_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 232	I40E_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 233	I40E_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
 234
 235	/* Non Tunneled IPv4 */
 236	I40E_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
 237	I40E_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
 238	I40E_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP,  PAY4),
 239	I40E_PTT_UNUSED_ENTRY(25),
 240	I40E_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP,  PAY4),
 241	I40E_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
 242	I40E_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),
 243
 244	/* IPv4 --> IPv4 */
 245	I40E_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
 246	I40E_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
 247	I40E_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
 248	I40E_PTT_UNUSED_ENTRY(32),
 249	I40E_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
 250	I40E_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
 251	I40E_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
 252
 253	/* IPv4 --> IPv6 */
 254	I40E_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
 255	I40E_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
 256	I40E_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
 257	I40E_PTT_UNUSED_ENTRY(39),
 258	I40E_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
 259	I40E_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
 260	I40E_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
 261
 262	/* IPv4 --> GRE/NAT */
 263	I40E_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
 264
 265	/* IPv4 --> GRE/NAT --> IPv4 */
 266	I40E_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
 267	I40E_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
 268	I40E_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
 269	I40E_PTT_UNUSED_ENTRY(47),
 270	I40E_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
 271	I40E_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
 272	I40E_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
 273
 274	/* IPv4 --> GRE/NAT --> IPv6 */
 275	I40E_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
 276	I40E_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
 277	I40E_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
 278	I40E_PTT_UNUSED_ENTRY(54),
 279	I40E_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
 280	I40E_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
 281	I40E_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
 282
 283	/* IPv4 --> GRE/NAT --> MAC */
 284	I40E_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
 285
 286	/* IPv4 --> GRE/NAT --> MAC --> IPv4 */
 287	I40E_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
 288	I40E_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
 289	I40E_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
 290	I40E_PTT_UNUSED_ENTRY(62),
 291	I40E_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
 292	I40E_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
 293	I40E_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
 294
 295	/* IPv4 --> GRE/NAT -> MAC --> IPv6 */
 296	I40E_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
 297	I40E_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
 298	I40E_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
 299	I40E_PTT_UNUSED_ENTRY(69),
 300	I40E_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
 301	I40E_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
 302	I40E_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
 303
 304	/* IPv4 --> GRE/NAT --> MAC/VLAN */
 305	I40E_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
 306
 307	/* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
 308	I40E_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
 309	I40E_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
 310	I40E_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
 311	I40E_PTT_UNUSED_ENTRY(77),
 312	I40E_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
 313	I40E_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
 314	I40E_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
 315
 316	/* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
 317	I40E_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
 318	I40E_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
 319	I40E_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
 320	I40E_PTT_UNUSED_ENTRY(84),
 321	I40E_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
 322	I40E_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
 323	I40E_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
 324
 325	/* Non Tunneled IPv6 */
 326	I40E_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
 327	I40E_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
 328	I40E_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP,  PAY3),
 329	I40E_PTT_UNUSED_ENTRY(91),
 330	I40E_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP,  PAY4),
 331	I40E_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
 332	I40E_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),
 333
 334	/* IPv6 --> IPv4 */
 335	I40E_PTT(95,  IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
 336	I40E_PTT(96,  IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
 337	I40E_PTT(97,  IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
 338	I40E_PTT_UNUSED_ENTRY(98),
 339	I40E_PTT(99,  IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
 340	I40E_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
 341	I40E_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),
 342
 343	/* IPv6 --> IPv6 */
 344	I40E_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
 345	I40E_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
 346	I40E_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
 347	I40E_PTT_UNUSED_ENTRY(105),
 348	I40E_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
 349	I40E_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
 350	I40E_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),
 351
 352	/* IPv6 --> GRE/NAT */
 353	I40E_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),
 354
 355	/* IPv6 --> GRE/NAT -> IPv4 */
 356	I40E_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
 357	I40E_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
 358	I40E_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
 359	I40E_PTT_UNUSED_ENTRY(113),
 360	I40E_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
 361	I40E_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
 362	I40E_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),
 363
 364	/* IPv6 --> GRE/NAT -> IPv6 */
 365	I40E_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
 366	I40E_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
 367	I40E_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
 368	I40E_PTT_UNUSED_ENTRY(120),
 369	I40E_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
 370	I40E_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
 371	I40E_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),
 372
 373	/* IPv6 --> GRE/NAT -> MAC */
 374	I40E_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),
 375
 376	/* IPv6 --> GRE/NAT -> MAC -> IPv4 */
 377	I40E_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
 378	I40E_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
 379	I40E_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
 380	I40E_PTT_UNUSED_ENTRY(128),
 381	I40E_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
 382	I40E_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
 383	I40E_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),
 384
 385	/* IPv6 --> GRE/NAT -> MAC -> IPv6 */
 386	I40E_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
 387	I40E_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
 388	I40E_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
 389	I40E_PTT_UNUSED_ENTRY(135),
 390	I40E_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
 391	I40E_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
 392	I40E_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),
 393
 394	/* IPv6 --> GRE/NAT -> MAC/VLAN */
 395	I40E_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),
 396
 397	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
 398	I40E_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
 399	I40E_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
 400	I40E_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
 401	I40E_PTT_UNUSED_ENTRY(143),
 402	I40E_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
 403	I40E_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
 404	I40E_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),
 405
 406	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
 407	I40E_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
 408	I40E_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
 409	I40E_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
 410	I40E_PTT_UNUSED_ENTRY(150),
 411	I40E_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
 412	I40E_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
 413	I40E_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),
 414
 415	/* unused entries */
 416	I40E_PTT_UNUSED_ENTRY(154),
 417	I40E_PTT_UNUSED_ENTRY(155),
 418	I40E_PTT_UNUSED_ENTRY(156),
 419	I40E_PTT_UNUSED_ENTRY(157),
 420	I40E_PTT_UNUSED_ENTRY(158),
 421	I40E_PTT_UNUSED_ENTRY(159),
 422
 423	I40E_PTT_UNUSED_ENTRY(160),
 424	I40E_PTT_UNUSED_ENTRY(161),
 425	I40E_PTT_UNUSED_ENTRY(162),
 426	I40E_PTT_UNUSED_ENTRY(163),
 427	I40E_PTT_UNUSED_ENTRY(164),
 428	I40E_PTT_UNUSED_ENTRY(165),
 429	I40E_PTT_UNUSED_ENTRY(166),
 430	I40E_PTT_UNUSED_ENTRY(167),
 431	I40E_PTT_UNUSED_ENTRY(168),
 432	I40E_PTT_UNUSED_ENTRY(169),
 433
 434	I40E_PTT_UNUSED_ENTRY(170),
 435	I40E_PTT_UNUSED_ENTRY(171),
 436	I40E_PTT_UNUSED_ENTRY(172),
 437	I40E_PTT_UNUSED_ENTRY(173),
 438	I40E_PTT_UNUSED_ENTRY(174),
 439	I40E_PTT_UNUSED_ENTRY(175),
 440	I40E_PTT_UNUSED_ENTRY(176),
 441	I40E_PTT_UNUSED_ENTRY(177),
 442	I40E_PTT_UNUSED_ENTRY(178),
 443	I40E_PTT_UNUSED_ENTRY(179),
 444
 445	I40E_PTT_UNUSED_ENTRY(180),
 446	I40E_PTT_UNUSED_ENTRY(181),
 447	I40E_PTT_UNUSED_ENTRY(182),
 448	I40E_PTT_UNUSED_ENTRY(183),
 449	I40E_PTT_UNUSED_ENTRY(184),
 450	I40E_PTT_UNUSED_ENTRY(185),
 451	I40E_PTT_UNUSED_ENTRY(186),
 452	I40E_PTT_UNUSED_ENTRY(187),
 453	I40E_PTT_UNUSED_ENTRY(188),
 454	I40E_PTT_UNUSED_ENTRY(189),
 455
 456	I40E_PTT_UNUSED_ENTRY(190),
 457	I40E_PTT_UNUSED_ENTRY(191),
 458	I40E_PTT_UNUSED_ENTRY(192),
 459	I40E_PTT_UNUSED_ENTRY(193),
 460	I40E_PTT_UNUSED_ENTRY(194),
 461	I40E_PTT_UNUSED_ENTRY(195),
 462	I40E_PTT_UNUSED_ENTRY(196),
 463	I40E_PTT_UNUSED_ENTRY(197),
 464	I40E_PTT_UNUSED_ENTRY(198),
 465	I40E_PTT_UNUSED_ENTRY(199),
 466
 467	I40E_PTT_UNUSED_ENTRY(200),
 468	I40E_PTT_UNUSED_ENTRY(201),
 469	I40E_PTT_UNUSED_ENTRY(202),
 470	I40E_PTT_UNUSED_ENTRY(203),
 471	I40E_PTT_UNUSED_ENTRY(204),
 472	I40E_PTT_UNUSED_ENTRY(205),
 473	I40E_PTT_UNUSED_ENTRY(206),
 474	I40E_PTT_UNUSED_ENTRY(207),
 475	I40E_PTT_UNUSED_ENTRY(208),
 476	I40E_PTT_UNUSED_ENTRY(209),
 477
 478	I40E_PTT_UNUSED_ENTRY(210),
 479	I40E_PTT_UNUSED_ENTRY(211),
 480	I40E_PTT_UNUSED_ENTRY(212),
 481	I40E_PTT_UNUSED_ENTRY(213),
 482	I40E_PTT_UNUSED_ENTRY(214),
 483	I40E_PTT_UNUSED_ENTRY(215),
 484	I40E_PTT_UNUSED_ENTRY(216),
 485	I40E_PTT_UNUSED_ENTRY(217),
 486	I40E_PTT_UNUSED_ENTRY(218),
 487	I40E_PTT_UNUSED_ENTRY(219),
 488
 489	I40E_PTT_UNUSED_ENTRY(220),
 490	I40E_PTT_UNUSED_ENTRY(221),
 491	I40E_PTT_UNUSED_ENTRY(222),
 492	I40E_PTT_UNUSED_ENTRY(223),
 493	I40E_PTT_UNUSED_ENTRY(224),
 494	I40E_PTT_UNUSED_ENTRY(225),
 495	I40E_PTT_UNUSED_ENTRY(226),
 496	I40E_PTT_UNUSED_ENTRY(227),
 497	I40E_PTT_UNUSED_ENTRY(228),
 498	I40E_PTT_UNUSED_ENTRY(229),
 499
 500	I40E_PTT_UNUSED_ENTRY(230),
 501	I40E_PTT_UNUSED_ENTRY(231),
 502	I40E_PTT_UNUSED_ENTRY(232),
 503	I40E_PTT_UNUSED_ENTRY(233),
 504	I40E_PTT_UNUSED_ENTRY(234),
 505	I40E_PTT_UNUSED_ENTRY(235),
 506	I40E_PTT_UNUSED_ENTRY(236),
 507	I40E_PTT_UNUSED_ENTRY(237),
 508	I40E_PTT_UNUSED_ENTRY(238),
 509	I40E_PTT_UNUSED_ENTRY(239),
 510
 511	I40E_PTT_UNUSED_ENTRY(240),
 512	I40E_PTT_UNUSED_ENTRY(241),
 513	I40E_PTT_UNUSED_ENTRY(242),
 514	I40E_PTT_UNUSED_ENTRY(243),
 515	I40E_PTT_UNUSED_ENTRY(244),
 516	I40E_PTT_UNUSED_ENTRY(245),
 517	I40E_PTT_UNUSED_ENTRY(246),
 518	I40E_PTT_UNUSED_ENTRY(247),
 519	I40E_PTT_UNUSED_ENTRY(248),
 520	I40E_PTT_UNUSED_ENTRY(249),
 521
 522	I40E_PTT_UNUSED_ENTRY(250),
 523	I40E_PTT_UNUSED_ENTRY(251),
 524	I40E_PTT_UNUSED_ENTRY(252),
 525	I40E_PTT_UNUSED_ENTRY(253),
 526	I40E_PTT_UNUSED_ENTRY(254),
 527	I40E_PTT_UNUSED_ENTRY(255)
 528};
 529
 530
 531/**
 532 * i40e_init_shared_code - Initialize the shared code
 533 * @hw: pointer to hardware structure
 534 *
 535 * This assigns the MAC type and PHY code and inits the NVM.
 536 * Does not touch the hardware. This function must be called prior to any
 537 * other function in the shared code. The i40e_hw structure should be
 538 * memset to 0 prior to calling this function.  The following fields in
 539 * hw structure should be filled in prior to calling this function:
 540 * hw_addr, back, device_id, vendor_id, subsystem_device_id,
 541 * subsystem_vendor_id, and revision_id
 542 **/
 543i40e_status i40e_init_shared_code(struct i40e_hw *hw)
 544{
 545	i40e_status status = 0;
 546	u32 reg;
 547
 548	i40e_set_mac_type(hw);
 549
 550	switch (hw->mac.type) {
 551	case I40E_MAC_XL710:
 552		break;
 553	default:
 554		return I40E_ERR_DEVICE_NOT_SUPPORTED;
 555		break;
 556	}
 557
 558	hw->phy.get_link_info = true;
 559
 560	/* Determine port number */
 561	reg = rd32(hw, I40E_PFGEN_PORTNUM);
 562	reg = ((reg & I40E_PFGEN_PORTNUM_PORT_NUM_MASK) >>
 563	       I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT);
 564	hw->port = (u8)reg;
 565
 566	/* Determine the PF number based on the PCI fn */
 567	reg = rd32(hw, I40E_GLPCI_CAPSUP);
 568	if (reg & I40E_GLPCI_CAPSUP_ARI_EN_MASK)
 569		hw->pf_id = (u8)((hw->bus.device << 3) | hw->bus.func);
 570	else
 571		hw->pf_id = (u8)hw->bus.func;
 572
 573	status = i40e_init_nvm(hw);
 574	return status;
 575}
 576
 577/**
 578 * i40e_aq_mac_address_read - Retrieve the MAC addresses
 579 * @hw: pointer to the hw struct
 580 * @flags: a return indicator of what addresses were added to the addr store
 581 * @addrs: the requestor's mac addr store
 582 * @cmd_details: pointer to command details structure or NULL
 583 **/
 584static i40e_status i40e_aq_mac_address_read(struct i40e_hw *hw,
 585				   u16 *flags,
 586				   struct i40e_aqc_mac_address_read_data *addrs,
 587				   struct i40e_asq_cmd_details *cmd_details)
 588{
 589	struct i40e_aq_desc desc;
 590	struct i40e_aqc_mac_address_read *cmd_data =
 591		(struct i40e_aqc_mac_address_read *)&desc.params.raw;
 592	i40e_status status;
 593
 594	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
 595	desc.flags |= cpu_to_le16(I40E_AQ_FLAG_BUF);
 596
 597	status = i40e_asq_send_command(hw, &desc, addrs,
 598				       sizeof(*addrs), cmd_details);
 599	*flags = le16_to_cpu(cmd_data->command_flags);
 600
 601	return status;
 602}
 603
 604/**
 605 * i40e_aq_mac_address_write - Change the MAC addresses
 606 * @hw: pointer to the hw struct
 607 * @flags: indicates which MAC to be written
 608 * @mac_addr: address to write
 609 * @cmd_details: pointer to command details structure or NULL
 610 **/
 611i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw,
 612				    u16 flags, u8 *mac_addr,
 613				    struct i40e_asq_cmd_details *cmd_details)
 614{
 615	struct i40e_aq_desc desc;
 616	struct i40e_aqc_mac_address_write *cmd_data =
 617		(struct i40e_aqc_mac_address_write *)&desc.params.raw;
 618	i40e_status status;
 619
 620	i40e_fill_default_direct_cmd_desc(&desc,
 621					  i40e_aqc_opc_mac_address_write);
 622	cmd_data->command_flags = cpu_to_le16(flags);
 623	cmd_data->mac_sah = cpu_to_le16((u16)mac_addr[0] << 8 | mac_addr[1]);
 624	cmd_data->mac_sal = cpu_to_le32(((u32)mac_addr[2] << 24) |
 625					((u32)mac_addr[3] << 16) |
 626					((u32)mac_addr[4] << 8) |
 627					mac_addr[5]);
 628
 629	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
 630
 631	return status;
 632}
 633
 634/**
 635 * i40e_get_mac_addr - get MAC address
 636 * @hw: pointer to the HW structure
 637 * @mac_addr: pointer to MAC address
 638 *
 639 * Reads the adapter's MAC address from register
 640 **/
 641i40e_status i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
 642{
 643	struct i40e_aqc_mac_address_read_data addrs;
 644	i40e_status status;
 645	u16 flags = 0;
 646
 647	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
 648
 649	if (flags & I40E_AQC_LAN_ADDR_VALID)
 650		memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac));
 651
 652	return status;
 653}
 654
 655/**
 656 * i40e_get_media_type - Gets media type
 657 * @hw: pointer to the hardware structure
 658 **/
 659static enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
 660{
 661	enum i40e_media_type media;
 662
 663	switch (hw->phy.link_info.phy_type) {
 664	case I40E_PHY_TYPE_10GBASE_SR:
 665	case I40E_PHY_TYPE_10GBASE_LR:
 666	case I40E_PHY_TYPE_40GBASE_SR4:
 667	case I40E_PHY_TYPE_40GBASE_LR4:
 668		media = I40E_MEDIA_TYPE_FIBER;
 669		break;
 670	case I40E_PHY_TYPE_100BASE_TX:
 671	case I40E_PHY_TYPE_1000BASE_T:
 672	case I40E_PHY_TYPE_10GBASE_T:
 673		media = I40E_MEDIA_TYPE_BASET;
 674		break;
 675	case I40E_PHY_TYPE_10GBASE_CR1_CU:
 676	case I40E_PHY_TYPE_40GBASE_CR4_CU:
 677	case I40E_PHY_TYPE_10GBASE_CR1:
 678	case I40E_PHY_TYPE_40GBASE_CR4:
 679	case I40E_PHY_TYPE_10GBASE_SFPP_CU:
 680		media = I40E_MEDIA_TYPE_DA;
 681		break;
 682	case I40E_PHY_TYPE_1000BASE_KX:
 683	case I40E_PHY_TYPE_10GBASE_KX4:
 684	case I40E_PHY_TYPE_10GBASE_KR:
 685	case I40E_PHY_TYPE_40GBASE_KR4:
 686		media = I40E_MEDIA_TYPE_BACKPLANE;
 687		break;
 688	case I40E_PHY_TYPE_SGMII:
 689	case I40E_PHY_TYPE_XAUI:
 690	case I40E_PHY_TYPE_XFI:
 691	case I40E_PHY_TYPE_XLAUI:
 692	case I40E_PHY_TYPE_XLPPI:
 693	default:
 694		media = I40E_MEDIA_TYPE_UNKNOWN;
 695		break;
 696	}
 697
 698	return media;
 699}
 700
 701#define I40E_PF_RESET_WAIT_COUNT_A0	200
 702#define I40E_PF_RESET_WAIT_COUNT	10
 703/**
 704 * i40e_pf_reset - Reset the PF
 705 * @hw: pointer to the hardware structure
 706 *
 707 * Assuming someone else has triggered a global reset,
 708 * assure the global reset is complete and then reset the PF
 709 **/
 710i40e_status i40e_pf_reset(struct i40e_hw *hw)
 711{
 712	u32 cnt = 0;
 713	u32 cnt1 = 0;
 714	u32 reg = 0;
 715	u32 grst_del;
 716
 717	/* Poll for Global Reset steady state in case of recent GRST.
 718	 * The grst delay value is in 100ms units, and we'll wait a
 719	 * couple counts longer to be sure we don't just miss the end.
 720	 */
 721	grst_del = rd32(hw, I40E_GLGEN_RSTCTL) & I40E_GLGEN_RSTCTL_GRSTDEL_MASK
 722			>> I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
 723	for (cnt = 0; cnt < grst_del + 2; cnt++) {
 724		reg = rd32(hw, I40E_GLGEN_RSTAT);
 725		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
 726			break;
 727		msleep(100);
 728	}
 729	if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
 730		hw_dbg(hw, "Global reset polling failed to complete.\n");
 731		return I40E_ERR_RESET_FAILED;
 732	}
 733
 734	/* Now Wait for the FW to be ready */
 735	for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
 736		reg = rd32(hw, I40E_GLNVM_ULD);
 737		reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
 738			I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
 739		if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
 740			    I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
 741			hw_dbg(hw, "Core and Global modules ready %d\n", cnt1);
 742			break;
 743		}
 744		usleep_range(10000, 20000);
 745	}
 746	if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
 747		     I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
 748		hw_dbg(hw, "wait for FW Reset complete timedout\n");
 749		hw_dbg(hw, "I40E_GLNVM_ULD = 0x%x\n", reg);
 750		return I40E_ERR_RESET_FAILED;
 751	}
 752
 753	/* If there was a Global Reset in progress when we got here,
 754	 * we don't need to do the PF Reset
 755	 */
 756	if (!cnt) {
 757		if (hw->revision_id == 0)
 758			cnt = I40E_PF_RESET_WAIT_COUNT_A0;
 759		else
 760			cnt = I40E_PF_RESET_WAIT_COUNT;
 761		reg = rd32(hw, I40E_PFGEN_CTRL);
 762		wr32(hw, I40E_PFGEN_CTRL,
 763		     (reg | I40E_PFGEN_CTRL_PFSWR_MASK));
 764		for (; cnt; cnt--) {
 765			reg = rd32(hw, I40E_PFGEN_CTRL);
 766			if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
 767				break;
 768			usleep_range(1000, 2000);
 769		}
 770		if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
 771			hw_dbg(hw, "PF reset polling failed to complete.\n");
 772			return I40E_ERR_RESET_FAILED;
 773		}
 774	}
 775
 776	i40e_clear_pxe_mode(hw);
 777
 778	return 0;
 779}
 780
 781/**
 782 * i40e_clear_pxe_mode - clear pxe operations mode
 783 * @hw: pointer to the hw struct
 784 *
 785 * Make sure all PXE mode settings are cleared, including things
 786 * like descriptor fetch/write-back mode.
 787 **/
 788void i40e_clear_pxe_mode(struct i40e_hw *hw)
 789{
 790	u32 reg;
 791
 792	/* Clear single descriptor fetch/write-back mode */
 793	reg = rd32(hw, I40E_GLLAN_RCTL_0);
 794
 795	if (hw->revision_id == 0) {
 796		/* As a work around clear PXE_MODE instead of setting it */
 797		wr32(hw, I40E_GLLAN_RCTL_0, (reg & (~I40E_GLLAN_RCTL_0_PXE_MODE_MASK)));
 798	} else {
 799		wr32(hw, I40E_GLLAN_RCTL_0, (reg | I40E_GLLAN_RCTL_0_PXE_MODE_MASK));
 800	}
 801}
 802
 803/**
 804 * i40e_led_is_mine - helper to find matching led
 805 * @hw: pointer to the hw struct
 806 * @idx: index into GPIO registers
 807 *
 808 * returns: 0 if no match, otherwise the value of the GPIO_CTL register
 809 */
 810static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
 811{
 812	u32 gpio_val = 0;
 813	u32 port;
 814
 815	if (!hw->func_caps.led[idx])
 816		return 0;
 817
 818	gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
 819	port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
 820		I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;
 821
 822	/* if PRT_NUM_NA is 1 then this LED is not port specific, OR
 823	 * if it is not our port then ignore
 824	 */
 825	if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
 826	    (port != hw->port))
 827		return 0;
 828
 829	return gpio_val;
 830}
 831
 832#define I40E_LED0 22
 833#define I40E_LINK_ACTIVITY 0xC
 834
 835/**
 836 * i40e_led_get - return current on/off mode
 837 * @hw: pointer to the hw struct
 838 *
 839 * The value returned is the 'mode' field as defined in the
 840 * GPIO register definitions: 0x0 = off, 0xf = on, and other
 841 * values are variations of possible behaviors relating to
 842 * blink, link, and wire.
 843 **/
 844u32 i40e_led_get(struct i40e_hw *hw)
 845{
 846	u32 mode = 0;
 847	int i;
 848
 849	/* as per the documentation GPIO 22-29 are the LED
 850	 * GPIO pins named LED0..LED7
 851	 */
 852	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
 853		u32 gpio_val = i40e_led_is_mine(hw, i);
 854
 855		if (!gpio_val)
 856			continue;
 857
 858		mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
 859			I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
 860		break;
 861	}
 862
 863	return mode;
 864}
 865
 866/**
 867 * i40e_led_set - set new on/off mode
 868 * @hw: pointer to the hw struct
 869 * @mode: 0=off, 0xf=on (else see manual for mode details)
 870 * @blink: true if the LED should blink when on, false if steady
 871 *
 872 * if this function is used to turn on the blink it should
 873 * be used to disable the blink when restoring the original state.
 874 **/
 875void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
 876{
 877	int i;
 878
 879	if (mode & 0xfffffff0)
 880		hw_dbg(hw, "invalid mode passed in %X\n", mode);
 881
 882	/* as per the documentation GPIO 22-29 are the LED
 883	 * GPIO pins named LED0..LED7
 884	 */
 885	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
 886		u32 gpio_val = i40e_led_is_mine(hw, i);
 887
 888		if (!gpio_val)
 889			continue;
 890
 891		gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
 892		/* this & is a bit of paranoia, but serves as a range check */
 893		gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
 894			     I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);
 895
 896		if (mode == I40E_LINK_ACTIVITY)
 897			blink = false;
 898
 899		gpio_val |= (blink ? 1 : 0) <<
 900			    I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT;
 901
 902		wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
 903		break;
 904	}
 905}
 906
 907/* Admin command wrappers */
 908
 909/**
 910 * i40e_aq_set_link_restart_an
 911 * @hw: pointer to the hw struct
 912 * @cmd_details: pointer to command details structure or NULL
 913 *
 914 * Sets up the link and restarts the Auto-Negotiation over the link.
 915 **/
 916i40e_status i40e_aq_set_link_restart_an(struct i40e_hw *hw,
 917				struct i40e_asq_cmd_details *cmd_details)
 918{
 919	struct i40e_aq_desc desc;
 920	struct i40e_aqc_set_link_restart_an *cmd =
 921		(struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
 922	i40e_status status;
 923
 924	i40e_fill_default_direct_cmd_desc(&desc,
 925					  i40e_aqc_opc_set_link_restart_an);
 926
 927	cmd->command = I40E_AQ_PHY_RESTART_AN;
 928
 929	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
 930
 931	return status;
 932}
 933
 934/**
 935 * i40e_aq_get_link_info
 936 * @hw: pointer to the hw struct
 937 * @enable_lse: enable/disable LinkStatusEvent reporting
 938 * @link: pointer to link status structure - optional
 939 * @cmd_details: pointer to command details structure or NULL
 940 *
 941 * Returns the link status of the adapter.
 942 **/
 943i40e_status i40e_aq_get_link_info(struct i40e_hw *hw,
 944				bool enable_lse, struct i40e_link_status *link,
 945				struct i40e_asq_cmd_details *cmd_details)
 946{
 947	struct i40e_aq_desc desc;
 948	struct i40e_aqc_get_link_status *resp =
 949		(struct i40e_aqc_get_link_status *)&desc.params.raw;
 950	struct i40e_link_status *hw_link_info = &hw->phy.link_info;
 951	i40e_status status;
 952	u16 command_flags;
 953
 954	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);
 955
 956	if (enable_lse)
 957		command_flags = I40E_AQ_LSE_ENABLE;
 958	else
 959		command_flags = I40E_AQ_LSE_DISABLE;
 960	resp->command_flags = cpu_to_le16(command_flags);
 961
 962	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
 963
 964	if (status)
 965		goto aq_get_link_info_exit;
 966
 967	/* save off old link status information */
 968	hw->phy.link_info_old = *hw_link_info;
 969
 970	/* update link status */
 971	hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
 972	hw->phy.media_type = i40e_get_media_type(hw);
 973	hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
 974	hw_link_info->link_info = resp->link_info;
 975	hw_link_info->an_info = resp->an_info;
 976	hw_link_info->ext_info = resp->ext_info;
 977	hw_link_info->loopback = resp->loopback;
 978
 979	if (resp->command_flags & cpu_to_le16(I40E_AQ_LSE_ENABLE))
 980		hw_link_info->lse_enable = true;
 981	else
 982		hw_link_info->lse_enable = false;
 983
 984	/* save link status information */
 985	if (link)
 986		*link = *hw_link_info;
 987
 988	/* flag cleared so helper functions don't call AQ again */
 989	hw->phy.get_link_info = false;
 990
 991aq_get_link_info_exit:
 992	return status;
 993}
 994
 995/**
 996 * i40e_aq_add_vsi
 997 * @hw: pointer to the hw struct
 998 * @vsi_ctx: pointer to a vsi context struct
 999 * @cmd_details: pointer to command details structure or NULL
1000 *
1001 * Add a VSI context to the hardware.
1002**/
1003i40e_status i40e_aq_add_vsi(struct i40e_hw *hw,
1004				struct i40e_vsi_context *vsi_ctx,
1005				struct i40e_asq_cmd_details *cmd_details)
1006{
1007	struct i40e_aq_desc desc;
1008	struct i40e_aqc_add_get_update_vsi *cmd =
1009		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
1010	struct i40e_aqc_add_get_update_vsi_completion *resp =
1011		(struct i40e_aqc_add_get_update_vsi_completion *)
1012		&desc.params.raw;
1013	i40e_status status;
1014
1015	i40e_fill_default_direct_cmd_desc(&desc,
1016					  i40e_aqc_opc_add_vsi);
1017
1018	cmd->uplink_seid = cpu_to_le16(vsi_ctx->uplink_seid);
1019	cmd->connection_type = vsi_ctx->connection_type;
1020	cmd->vf_id = vsi_ctx->vf_num;
1021	cmd->vsi_flags = cpu_to_le16(vsi_ctx->flags);
1022
1023	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1024	if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF)
1025		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1026
1027	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
1028				    sizeof(vsi_ctx->info), cmd_details);
1029
1030	if (status)
1031		goto aq_add_vsi_exit;
1032
1033	vsi_ctx->seid = le16_to_cpu(resp->seid);
1034	vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
1035	vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
1036	vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
1037
1038aq_add_vsi_exit:
1039	return status;
1040}
1041
1042/**
1043 * i40e_aq_set_vsi_unicast_promiscuous
1044 * @hw: pointer to the hw struct
1045 * @seid: vsi number
1046 * @set: set unicast promiscuous enable/disable
1047 * @cmd_details: pointer to command details structure or NULL
1048 **/
1049i40e_status i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
1050				u16 seid, bool set,
1051				struct i40e_asq_cmd_details *cmd_details)
1052{
1053	struct i40e_aq_desc desc;
1054	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
1055		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
1056	i40e_status status;
1057	u16 flags = 0;
1058
1059	i40e_fill_default_direct_cmd_desc(&desc,
1060					i40e_aqc_opc_set_vsi_promiscuous_modes);
1061
1062	if (set)
1063		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;
1064
1065	cmd->promiscuous_flags = cpu_to_le16(flags);
1066
1067	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_UNICAST);
1068
1069	cmd->seid = cpu_to_le16(seid);
1070	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1071
1072	return status;
1073}
1074
1075/**
1076 * i40e_aq_set_vsi_multicast_promiscuous
1077 * @hw: pointer to the hw struct
1078 * @seid: vsi number
1079 * @set: set multicast promiscuous enable/disable
1080 * @cmd_details: pointer to command details structure or NULL
1081 **/
1082i40e_status i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
1083				u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
1084{
1085	struct i40e_aq_desc desc;
1086	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
1087		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
1088	i40e_status status;
1089	u16 flags = 0;
1090
1091	i40e_fill_default_direct_cmd_desc(&desc,
1092					i40e_aqc_opc_set_vsi_promiscuous_modes);
1093
1094	if (set)
1095		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;
1096
1097	cmd->promiscuous_flags = cpu_to_le16(flags);
1098
1099	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);
1100
1101	cmd->seid = cpu_to_le16(seid);
1102	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1103
1104	return status;
1105}
1106
1107/**
1108 * i40e_aq_set_vsi_broadcast
1109 * @hw: pointer to the hw struct
1110 * @seid: vsi number
1111 * @set_filter: true to set filter, false to clear filter
1112 * @cmd_details: pointer to command details structure or NULL
1113 *
1114 * Set or clear the broadcast promiscuous flag (filter) for a given VSI.
1115 **/
1116i40e_status i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
1117				u16 seid, bool set_filter,
1118				struct i40e_asq_cmd_details *cmd_details)
1119{
1120	struct i40e_aq_desc desc;
1121	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
1122		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
1123	i40e_status status;
1124
1125	i40e_fill_default_direct_cmd_desc(&desc,
1126					i40e_aqc_opc_set_vsi_promiscuous_modes);
1127
1128	if (set_filter)
1129		cmd->promiscuous_flags
1130			    |= cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
1131	else
1132		cmd->promiscuous_flags
1133			    &= cpu_to_le16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);
1134
1135	cmd->valid_flags = cpu_to_le16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
1136	cmd->seid = cpu_to_le16(seid);
1137	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1138
1139	return status;
1140}
1141
1142/**
1143 * i40e_get_vsi_params - get VSI configuration info
1144 * @hw: pointer to the hw struct
1145 * @vsi_ctx: pointer to a vsi context struct
1146 * @cmd_details: pointer to command details structure or NULL
1147 **/
1148i40e_status i40e_aq_get_vsi_params(struct i40e_hw *hw,
1149				struct i40e_vsi_context *vsi_ctx,
1150				struct i40e_asq_cmd_details *cmd_details)
1151{
1152	struct i40e_aq_desc desc;
1153	struct i40e_aqc_add_get_update_vsi *cmd =
1154		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
1155	struct i40e_aqc_add_get_update_vsi_completion *resp =
1156		(struct i40e_aqc_add_get_update_vsi_completion *)
1157		&desc.params.raw;
1158	i40e_status status;
1159
1160	i40e_fill_default_direct_cmd_desc(&desc,
1161					  i40e_aqc_opc_get_vsi_parameters);
1162
1163	cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
1164
1165	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1166	if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF)
1167		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1168
1169	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
1170				    sizeof(vsi_ctx->info), NULL);
1171
1172	if (status)
1173		goto aq_get_vsi_params_exit;
1174
1175	vsi_ctx->seid = le16_to_cpu(resp->seid);
1176	vsi_ctx->vsi_number = le16_to_cpu(resp->vsi_number);
1177	vsi_ctx->vsis_allocated = le16_to_cpu(resp->vsi_used);
1178	vsi_ctx->vsis_unallocated = le16_to_cpu(resp->vsi_free);
1179
1180aq_get_vsi_params_exit:
1181	return status;
1182}
1183
1184/**
1185 * i40e_aq_update_vsi_params
1186 * @hw: pointer to the hw struct
1187 * @vsi_ctx: pointer to a vsi context struct
1188 * @cmd_details: pointer to command details structure or NULL
1189 *
1190 * Update a VSI context.
1191 **/
1192i40e_status i40e_aq_update_vsi_params(struct i40e_hw *hw,
1193				struct i40e_vsi_context *vsi_ctx,
1194				struct i40e_asq_cmd_details *cmd_details)
1195{
1196	struct i40e_aq_desc desc;
1197	struct i40e_aqc_add_get_update_vsi *cmd =
1198		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
1199	i40e_status status;
1200
1201	i40e_fill_default_direct_cmd_desc(&desc,
1202					  i40e_aqc_opc_update_vsi_parameters);
1203	cmd->uplink_seid = cpu_to_le16(vsi_ctx->seid);
1204
1205	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1206	if (sizeof(vsi_ctx->info) > I40E_AQ_LARGE_BUF)
1207		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1208
1209	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
1210				    sizeof(vsi_ctx->info), cmd_details);
1211
1212	return status;
1213}
1214
1215/**
1216 * i40e_aq_get_switch_config
1217 * @hw: pointer to the hardware structure
1218 * @buf: pointer to the result buffer
1219 * @buf_size: length of input buffer
1220 * @start_seid: seid to start for the report, 0 == beginning
1221 * @cmd_details: pointer to command details structure or NULL
1222 *
1223 * Fill the buf with switch configuration returned from AdminQ command
1224 **/
1225i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw,
1226				struct i40e_aqc_get_switch_config_resp *buf,
1227				u16 buf_size, u16 *start_seid,
1228				struct i40e_asq_cmd_details *cmd_details)
1229{
1230	struct i40e_aq_desc desc;
1231	struct i40e_aqc_switch_seid *scfg =
1232		(struct i40e_aqc_switch_seid *)&desc.params.raw;
1233	i40e_status status;
1234
1235	i40e_fill_default_direct_cmd_desc(&desc,
1236					  i40e_aqc_opc_get_switch_config);
1237	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1238	if (buf_size > I40E_AQ_LARGE_BUF)
1239		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1240	scfg->seid = cpu_to_le16(*start_seid);
1241
1242	status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
1243	*start_seid = le16_to_cpu(scfg->seid);
1244
1245	return status;
1246}
1247
1248/**
1249 * i40e_aq_get_firmware_version
1250 * @hw: pointer to the hw struct
1251 * @fw_major_version: firmware major version
1252 * @fw_minor_version: firmware minor version
1253 * @api_major_version: major queue version
1254 * @api_minor_version: minor queue version
1255 * @cmd_details: pointer to command details structure or NULL
1256 *
1257 * Get the firmware version from the admin queue commands
1258 **/
1259i40e_status i40e_aq_get_firmware_version(struct i40e_hw *hw,
1260				u16 *fw_major_version, u16 *fw_minor_version,
1261				u16 *api_major_version, u16 *api_minor_version,
1262				struct i40e_asq_cmd_details *cmd_details)
1263{
1264	struct i40e_aq_desc desc;
1265	struct i40e_aqc_get_version *resp =
1266		(struct i40e_aqc_get_version *)&desc.params.raw;
1267	i40e_status status;
1268
1269	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);
1270
1271	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1272
1273	if (!status) {
1274		if (fw_major_version != NULL)
1275			*fw_major_version = le16_to_cpu(resp->fw_major);
1276		if (fw_minor_version != NULL)
1277			*fw_minor_version = le16_to_cpu(resp->fw_minor);
1278		if (api_major_version != NULL)
1279			*api_major_version = le16_to_cpu(resp->api_major);
1280		if (api_minor_version != NULL)
1281			*api_minor_version = le16_to_cpu(resp->api_minor);
1282	}
1283
1284	return status;
1285}
1286
1287/**
1288 * i40e_aq_send_driver_version
1289 * @hw: pointer to the hw struct
1290 * @dv: driver's major, minor version
1291 * @cmd_details: pointer to command details structure or NULL
1292 *
1293 * Send the driver version to the firmware
1294 **/
1295i40e_status i40e_aq_send_driver_version(struct i40e_hw *hw,
1296				struct i40e_driver_version *dv,
1297				struct i40e_asq_cmd_details *cmd_details)
1298{
1299	struct i40e_aq_desc desc;
1300	struct i40e_aqc_driver_version *cmd =
1301		(struct i40e_aqc_driver_version *)&desc.params.raw;
1302	i40e_status status;
1303
1304	if (dv == NULL)
1305		return I40E_ERR_PARAM;
1306
1307	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);
1308
1309	desc.flags |= cpu_to_le16(I40E_AQ_FLAG_SI);
1310	cmd->driver_major_ver = dv->major_version;
1311	cmd->driver_minor_ver = dv->minor_version;
1312	cmd->driver_build_ver = dv->build_version;
1313	cmd->driver_subbuild_ver = dv->subbuild_version;
1314	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1315
1316	return status;
1317}
1318
1319/**
1320 * i40e_get_link_status - get status of the HW network link
1321 * @hw: pointer to the hw struct
1322 *
1323 * Returns true if link is up, false if link is down.
1324 *
1325 * Side effect: LinkStatusEvent reporting becomes enabled
1326 **/
1327bool i40e_get_link_status(struct i40e_hw *hw)
1328{
1329	i40e_status status = 0;
1330	bool link_status = false;
1331
1332	if (hw->phy.get_link_info) {
1333		status = i40e_aq_get_link_info(hw, true, NULL, NULL);
1334
1335		if (status)
1336			goto i40e_get_link_status_exit;
1337	}
1338
1339	link_status = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
1340
1341i40e_get_link_status_exit:
1342	return link_status;
1343}
1344
1345/**
1346 * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
1347 * @hw: pointer to the hw struct
1348 * @uplink_seid: the MAC or other gizmo SEID
1349 * @downlink_seid: the VSI SEID
1350 * @enabled_tc: bitmap of TCs to be enabled
1351 * @default_port: true for default port VSI, false for control port
1352 * @enable_l2_filtering: true to add L2 filter table rules to regular forwarding rules for cloud support
1353 * @veb_seid: pointer to where to put the resulting VEB SEID
1354 * @cmd_details: pointer to command details structure or NULL
1355 *
1356 * This asks the FW to add a VEB between the uplink and downlink
1357 * elements.  If the uplink SEID is 0, this will be a floating VEB.
1358 **/
1359i40e_status i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
1360				u16 downlink_seid, u8 enabled_tc,
1361				bool default_port, bool enable_l2_filtering,
1362				u16 *veb_seid,
1363				struct i40e_asq_cmd_details *cmd_details)
1364{
1365	struct i40e_aq_desc desc;
1366	struct i40e_aqc_add_veb *cmd =
1367		(struct i40e_aqc_add_veb *)&desc.params.raw;
1368	struct i40e_aqc_add_veb_completion *resp =
1369		(struct i40e_aqc_add_veb_completion *)&desc.params.raw;
1370	i40e_status status;
1371	u16 veb_flags = 0;
1372
1373	/* SEIDs need to either both be set or both be 0 for floating VEB */
1374	if (!!uplink_seid != !!downlink_seid)
1375		return I40E_ERR_PARAM;
1376
1377	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);
1378
1379	cmd->uplink_seid = cpu_to_le16(uplink_seid);
1380	cmd->downlink_seid = cpu_to_le16(downlink_seid);
1381	cmd->enable_tcs = enabled_tc;
1382	if (!uplink_seid)
1383		veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
1384	if (default_port)
1385		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
1386	else
1387		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;
1388
1389	if (enable_l2_filtering)
1390		veb_flags |= I40E_AQC_ADD_VEB_ENABLE_L2_FILTER;
1391
1392	cmd->veb_flags = cpu_to_le16(veb_flags);
1393
1394	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1395
1396	if (!status && veb_seid)
1397		*veb_seid = le16_to_cpu(resp->veb_seid);
1398
1399	return status;
1400}
1401
1402/**
1403 * i40e_aq_get_veb_parameters - Retrieve VEB parameters
1404 * @hw: pointer to the hw struct
1405 * @veb_seid: the SEID of the VEB to query
1406 * @switch_id: the uplink switch id
1407 * @floating: set to true if the VEB is floating
1408 * @statistic_index: index of the stats counter block for this VEB
1409 * @vebs_used: number of VEB's used by function
1410 * @vebs_free: total VEB's not reserved by any function
1411 * @cmd_details: pointer to command details structure or NULL
1412 *
1413 * This retrieves the parameters for a particular VEB, specified by
1414 * uplink_seid, and returns them to the caller.
1415 **/
1416i40e_status i40e_aq_get_veb_parameters(struct i40e_hw *hw,
1417				u16 veb_seid, u16 *switch_id,
1418				bool *floating, u16 *statistic_index,
1419				u16 *vebs_used, u16 *vebs_free,
1420				struct i40e_asq_cmd_details *cmd_details)
1421{
1422	struct i40e_aq_desc desc;
1423	struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
1424		(struct i40e_aqc_get_veb_parameters_completion *)
1425		&desc.params.raw;
1426	i40e_status status;
1427
1428	if (veb_seid == 0)
1429		return I40E_ERR_PARAM;
1430
1431	i40e_fill_default_direct_cmd_desc(&desc,
1432					  i40e_aqc_opc_get_veb_parameters);
1433	cmd_resp->seid = cpu_to_le16(veb_seid);
1434
1435	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1436	if (status)
1437		goto get_veb_exit;
1438
1439	if (switch_id)
1440		*switch_id = le16_to_cpu(cmd_resp->switch_id);
1441	if (statistic_index)
1442		*statistic_index = le16_to_cpu(cmd_resp->statistic_index);
1443	if (vebs_used)
1444		*vebs_used = le16_to_cpu(cmd_resp->vebs_used);
1445	if (vebs_free)
1446		*vebs_free = le16_to_cpu(cmd_resp->vebs_free);
1447	if (floating) {
1448		u16 flags = le16_to_cpu(cmd_resp->veb_flags);
1449		if (flags & I40E_AQC_ADD_VEB_FLOATING)
1450			*floating = true;
1451		else
1452			*floating = false;
1453	}
1454
1455get_veb_exit:
1456	return status;
1457}
1458
1459/**
1460 * i40e_aq_add_macvlan
1461 * @hw: pointer to the hw struct
1462 * @seid: VSI for the mac address
1463 * @mv_list: list of macvlans to be added
1464 * @count: length of the list
1465 * @cmd_details: pointer to command details structure or NULL
1466 *
1467 * Add MAC/VLAN addresses to the HW filtering
1468 **/
1469i40e_status i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
1470			struct i40e_aqc_add_macvlan_element_data *mv_list,
1471			u16 count, struct i40e_asq_cmd_details *cmd_details)
1472{
1473	struct i40e_aq_desc desc;
1474	struct i40e_aqc_macvlan *cmd =
1475		(struct i40e_aqc_macvlan *)&desc.params.raw;
1476	i40e_status status;
1477	u16 buf_size;
1478
1479	if (count == 0 || !mv_list || !hw)
1480		return I40E_ERR_PARAM;
1481
1482	buf_size = count * sizeof(struct i40e_aqc_add_macvlan_element_data);
1483
1484	/* prep the rest of the request */
1485	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan);
1486	cmd->num_addresses = cpu_to_le16(count);
1487	cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
1488	cmd->seid[1] = 0;
1489	cmd->seid[2] = 0;
1490
1491	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1492	if (buf_size > I40E_AQ_LARGE_BUF)
1493		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1494
1495	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
1496				    cmd_details);
1497
1498	return status;
1499}
1500
1501/**
1502 * i40e_aq_remove_macvlan
1503 * @hw: pointer to the hw struct
1504 * @seid: VSI for the mac address
1505 * @mv_list: list of macvlans to be removed
1506 * @count: length of the list
1507 * @cmd_details: pointer to command details structure or NULL
1508 *
1509 * Remove MAC/VLAN addresses from the HW filtering
1510 **/
1511i40e_status i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
1512			struct i40e_aqc_remove_macvlan_element_data *mv_list,
1513			u16 count, struct i40e_asq_cmd_details *cmd_details)
1514{
1515	struct i40e_aq_desc desc;
1516	struct i40e_aqc_macvlan *cmd =
1517		(struct i40e_aqc_macvlan *)&desc.params.raw;
1518	i40e_status status;
1519	u16 buf_size;
1520
1521	if (count == 0 || !mv_list || !hw)
1522		return I40E_ERR_PARAM;
1523
1524	buf_size = count * sizeof(struct i40e_aqc_remove_macvlan_element_data);
1525
1526	/* prep the rest of the request */
1527	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
1528	cmd->num_addresses = cpu_to_le16(count);
1529	cmd->seid[0] = cpu_to_le16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
1530	cmd->seid[1] = 0;
1531	cmd->seid[2] = 0;
1532
1533	desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
1534	if (buf_size > I40E_AQ_LARGE_BUF)
1535		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1536
1537	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
1538				       cmd_details);
1539
1540	return status;
1541}
1542
1543/**
1544 * i40e_aq_send_msg_to_vf
1545 * @hw: pointer to the hardware structure
1546 * @vfid: vf id to send msg
1547 * @v_opcode: opcodes for VF-PF communication
1548 * @v_retval: return error code
1549 * @msg: pointer to the msg buffer
1550 * @msglen: msg length
1551 * @cmd_details: pointer to command details
1552 *
1553 * send msg to vf
1554 **/
1555i40e_status i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
1556				u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
1557				struct i40e_asq_cmd_details *cmd_details)
1558{
1559	struct i40e_aq_desc desc;
1560	struct i40e_aqc_pf_vf_message *cmd =
1561		(struct i40e_aqc_pf_vf_message *)&desc.params.raw;
1562	i40e_status status;
1563
1564	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
1565	cmd->id = cpu_to_le32(vfid);
1566	desc.cookie_high = cpu_to_le32(v_opcode);
1567	desc.cookie_low = cpu_to_le32(v_retval);
1568	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_SI);
1569	if (msglen) {
1570		desc.flags |= cpu_to_le16((u16)(I40E_AQ_FLAG_BUF |
1571						I40E_AQ_FLAG_RD));
1572		if (msglen > I40E_AQ_LARGE_BUF)
1573			desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1574		desc.datalen = cpu_to_le16(msglen);
1575	}
1576	status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);
1577
1578	return status;
1579}
1580
1581/**
1582 * i40e_aq_set_hmc_resource_profile
1583 * @hw: pointer to the hw struct
1584 * @profile: type of profile the HMC is to be set as
1585 * @pe_vf_enabled_count: the number of PE enabled VFs the system has
1586 * @cmd_details: pointer to command details structure or NULL
1587 *
1588 * set the HMC profile of the device.
1589 **/
1590i40e_status i40e_aq_set_hmc_resource_profile(struct i40e_hw *hw,
1591				enum i40e_aq_hmc_profile profile,
1592				u8 pe_vf_enabled_count,
1593				struct i40e_asq_cmd_details *cmd_details)
1594{
1595	struct i40e_aq_desc desc;
1596	struct i40e_aq_get_set_hmc_resource_profile *cmd =
1597		(struct i40e_aq_get_set_hmc_resource_profile *)&desc.params.raw;
1598	i40e_status status;
1599
1600	i40e_fill_default_direct_cmd_desc(&desc,
1601					i40e_aqc_opc_set_hmc_resource_profile);
1602
1603	cmd->pm_profile = (u8)profile;
1604	cmd->pe_vf_enabled = pe_vf_enabled_count;
1605
1606	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1607
1608	return status;
1609}
1610
1611/**
1612 * i40e_aq_request_resource
1613 * @hw: pointer to the hw struct
1614 * @resource: resource id
1615 * @access: access type
1616 * @sdp_number: resource number
1617 * @timeout: the maximum time in ms that the driver may hold the resource
1618 * @cmd_details: pointer to command details structure or NULL
1619 *
1620 * requests common resource using the admin queue commands
1621 **/
1622i40e_status i40e_aq_request_resource(struct i40e_hw *hw,
1623				enum i40e_aq_resources_ids resource,
1624				enum i40e_aq_resource_access_type access,
1625				u8 sdp_number, u64 *timeout,
1626				struct i40e_asq_cmd_details *cmd_details)
1627{
1628	struct i40e_aq_desc desc;
1629	struct i40e_aqc_request_resource *cmd_resp =
1630		(struct i40e_aqc_request_resource *)&desc.params.raw;
1631	i40e_status status;
1632
1633	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);
1634
1635	cmd_resp->resource_id = cpu_to_le16(resource);
1636	cmd_resp->access_type = cpu_to_le16(access);
1637	cmd_resp->resource_number = cpu_to_le32(sdp_number);
1638
1639	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1640	/* The completion specifies the maximum time in ms that the driver
1641	 * may hold the resource in the Timeout field.
1642	 * If the resource is held by someone else, the command completes with
1643	 * busy return value and the timeout field indicates the maximum time
1644	 * the current owner of the resource has to free it.
1645	 */
1646	if (!status || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
1647		*timeout = le32_to_cpu(cmd_resp->timeout);
1648
1649	return status;
1650}
1651
1652/**
1653 * i40e_aq_release_resource
1654 * @hw: pointer to the hw struct
1655 * @resource: resource id
1656 * @sdp_number: resource number
1657 * @cmd_details: pointer to command details structure or NULL
1658 *
1659 * release common resource using the admin queue commands
1660 **/
1661i40e_status i40e_aq_release_resource(struct i40e_hw *hw,
1662				enum i40e_aq_resources_ids resource,
1663				u8 sdp_number,
1664				struct i40e_asq_cmd_details *cmd_details)
1665{
1666	struct i40e_aq_desc desc;
1667	struct i40e_aqc_request_resource *cmd =
1668		(struct i40e_aqc_request_resource *)&desc.params.raw;
1669	i40e_status status;
1670
1671	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);
1672
1673	cmd->resource_id = cpu_to_le16(resource);
1674	cmd->resource_number = cpu_to_le32(sdp_number);
1675
1676	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
1677
1678	return status;
1679}
1680
1681/**
1682 * i40e_aq_read_nvm
1683 * @hw: pointer to the hw struct
1684 * @module_pointer: module pointer location in words from the NVM beginning
1685 * @offset: byte offset from the module beginning
1686 * @length: length of the section to be read (in bytes from the offset)
1687 * @data: command buffer (size [bytes] = length)
1688 * @last_command: tells if this is the last command in a series
1689 * @cmd_details: pointer to command details structure or NULL
1690 *
1691 * Read the NVM using the admin queue commands
1692 **/
1693i40e_status i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
1694				u32 offset, u16 length, void *data,
1695				bool last_command,
1696				struct i40e_asq_cmd_details *cmd_details)
1697{
1698	struct i40e_aq_desc desc;
1699	struct i40e_aqc_nvm_update *cmd =
1700		(struct i40e_aqc_nvm_update *)&desc.params.raw;
1701	i40e_status status;
1702
1703	/* In offset the highest byte must be zeroed. */
1704	if (offset & 0xFF000000) {
1705		status = I40E_ERR_PARAM;
1706		goto i40e_aq_read_nvm_exit;
1707	}
1708
1709	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);
1710
1711	/* If this is the last command in a series, set the proper flag. */
1712	if (last_command)
1713		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
1714	cmd->module_pointer = module_pointer;
1715	cmd->offset = cpu_to_le32(offset);
1716	cmd->length = cpu_to_le16(length);
1717
1718	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1719	if (length > I40E_AQ_LARGE_BUF)
1720		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1721
1722	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);
1723
1724i40e_aq_read_nvm_exit:
1725	return status;
1726}
1727
1728#define I40E_DEV_FUNC_CAP_SWITCH_MODE	0x01
1729#define I40E_DEV_FUNC_CAP_MGMT_MODE	0x02
1730#define I40E_DEV_FUNC_CAP_NPAR		0x03
1731#define I40E_DEV_FUNC_CAP_OS2BMC	0x04
1732#define I40E_DEV_FUNC_CAP_VALID_FUNC	0x05
1733#define I40E_DEV_FUNC_CAP_SRIOV_1_1	0x12
1734#define I40E_DEV_FUNC_CAP_VF		0x13
1735#define I40E_DEV_FUNC_CAP_VMDQ		0x14
1736#define I40E_DEV_FUNC_CAP_802_1_QBG	0x15
1737#define I40E_DEV_FUNC_CAP_802_1_QBH	0x16
1738#define I40E_DEV_FUNC_CAP_VSI		0x17
1739#define I40E_DEV_FUNC_CAP_DCB		0x18
1740#define I40E_DEV_FUNC_CAP_FCOE		0x21
1741#define I40E_DEV_FUNC_CAP_RSS		0x40
1742#define I40E_DEV_FUNC_CAP_RX_QUEUES	0x41
1743#define I40E_DEV_FUNC_CAP_TX_QUEUES	0x42
1744#define I40E_DEV_FUNC_CAP_MSIX		0x43
1745#define I40E_DEV_FUNC_CAP_MSIX_VF	0x44
1746#define I40E_DEV_FUNC_CAP_FLOW_DIRECTOR	0x45
1747#define I40E_DEV_FUNC_CAP_IEEE_1588	0x46
1748#define I40E_DEV_FUNC_CAP_MFP_MODE_1	0xF1
1749#define I40E_DEV_FUNC_CAP_CEM		0xF2
1750#define I40E_DEV_FUNC_CAP_IWARP		0x51
1751#define I40E_DEV_FUNC_CAP_LED		0x61
1752#define I40E_DEV_FUNC_CAP_SDP		0x62
1753#define I40E_DEV_FUNC_CAP_MDIO		0x63
1754
1755/**
1756 * i40e_parse_discover_capabilities
1757 * @hw: pointer to the hw struct
1758 * @buff: pointer to a buffer containing device/function capability records
1759 * @cap_count: number of capability records in the list
1760 * @list_type_opc: type of capabilities list to parse
1761 *
1762 * Parse the device/function capabilities list.
1763 **/
1764static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
1765				     u32 cap_count,
1766				     enum i40e_admin_queue_opc list_type_opc)
1767{
1768	struct i40e_aqc_list_capabilities_element_resp *cap;
1769	u32 number, logical_id, phys_id;
1770	struct i40e_hw_capabilities *p;
1771	u32 reg_val;
1772	u32 i = 0;
1773	u16 id;
1774
1775	cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;
1776
1777	if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
1778		p = &hw->dev_caps;
1779	else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
1780		p = &hw->func_caps;
1781	else
1782		return;
1783
1784	for (i = 0; i < cap_count; i++, cap++) {
1785		id = le16_to_cpu(cap->id);
1786		number = le32_to_cpu(cap->number);
1787		logical_id = le32_to_cpu(cap->logical_id);
1788		phys_id = le32_to_cpu(cap->phys_id);
1789
1790		switch (id) {
1791		case I40E_DEV_FUNC_CAP_SWITCH_MODE:
1792			p->switch_mode = number;
1793			break;
1794		case I40E_DEV_FUNC_CAP_MGMT_MODE:
1795			p->management_mode = number;
1796			break;
1797		case I40E_DEV_FUNC_CAP_NPAR:
1798			p->npar_enable = number;
1799			break;
1800		case I40E_DEV_FUNC_CAP_OS2BMC:
1801			p->os2bmc = number;
1802			break;
1803		case I40E_DEV_FUNC_CAP_VALID_FUNC:
1804			p->valid_functions = number;
1805			break;
1806		case I40E_DEV_FUNC_CAP_SRIOV_1_1:
1807			if (number == 1)
1808				p->sr_iov_1_1 = true;
1809			break;
1810		case I40E_DEV_FUNC_CAP_VF:
1811			p->num_vfs = number;
1812			p->vf_base_id = logical_id;
1813			break;
1814		case I40E_DEV_FUNC_CAP_VMDQ:
1815			if (number == 1)
1816				p->vmdq = true;
1817			break;
1818		case I40E_DEV_FUNC_CAP_802_1_QBG:
1819			if (number == 1)
1820				p->evb_802_1_qbg = true;
1821			break;
1822		case I40E_DEV_FUNC_CAP_802_1_QBH:
1823			if (number == 1)
1824				p->evb_802_1_qbh = true;
1825			break;
1826		case I40E_DEV_FUNC_CAP_VSI:
1827			p->num_vsis = number;
1828			break;
1829		case I40E_DEV_FUNC_CAP_DCB:
1830			if (number == 1) {
1831				p->dcb = true;
1832				p->enabled_tcmap = logical_id;
1833				p->maxtc = phys_id;
1834			}
1835			break;
1836		case I40E_DEV_FUNC_CAP_FCOE:
1837			if (number == 1)
1838				p->fcoe = true;
1839			break;
1840		case I40E_DEV_FUNC_CAP_RSS:
1841			p->rss = true;
1842			reg_val = rd32(hw, I40E_PFQF_CTL_0);
1843			if (reg_val & I40E_PFQF_CTL_0_HASHLUTSIZE_MASK)
1844				p->rss_table_size = number;
1845			else
1846				p->rss_table_size = 128;
1847			p->rss_table_entry_width = logical_id;
1848			break;
1849		case I40E_DEV_FUNC_CAP_RX_QUEUES:
1850			p->num_rx_qp = number;
1851			p->base_queue = phys_id;
1852			break;
1853		case I40E_DEV_FUNC_CAP_TX_QUEUES:
1854			p->num_tx_qp = number;
1855			p->base_queue = phys_id;
1856			break;
1857		case I40E_DEV_FUNC_CAP_MSIX:
1858			p->num_msix_vectors = number;
1859			break;
1860		case I40E_DEV_FUNC_CAP_MSIX_VF:
1861			p->num_msix_vectors_vf = number;
1862			break;
1863		case I40E_DEV_FUNC_CAP_MFP_MODE_1:
1864			if (number == 1)
1865				p->mfp_mode_1 = true;
1866			break;
1867		case I40E_DEV_FUNC_CAP_CEM:
1868			if (number == 1)
1869				p->mgmt_cem = true;
1870			break;
1871		case I40E_DEV_FUNC_CAP_IWARP:
1872			if (number == 1)
1873				p->iwarp = true;
1874			break;
1875		case I40E_DEV_FUNC_CAP_LED:
1876			if (phys_id < I40E_HW_CAP_MAX_GPIO)
1877				p->led[phys_id] = true;
1878			break;
1879		case I40E_DEV_FUNC_CAP_SDP:
1880			if (phys_id < I40E_HW_CAP_MAX_GPIO)
1881				p->sdp[phys_id] = true;
1882			break;
1883		case I40E_DEV_FUNC_CAP_MDIO:
1884			if (number == 1) {
1885				p->mdio_port_num = phys_id;
1886				p->mdio_port_mode = logical_id;
1887			}
1888			break;
1889		case I40E_DEV_FUNC_CAP_IEEE_1588:
1890			if (number == 1)
1891				p->ieee_1588 = true;
1892			break;
1893		case I40E_DEV_FUNC_CAP_FLOW_DIRECTOR:
1894			p->fd = true;
1895			p->fd_filters_guaranteed = number;
1896			p->fd_filters_best_effort = logical_id;
1897			break;
1898		default:
1899			break;
1900		}
1901	}
1902
1903	/* additional HW specific goodies that might
1904	 * someday be HW version specific
1905	 */
1906	p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
1907}
1908
1909/**
1910 * i40e_aq_discover_capabilities
1911 * @hw: pointer to the hw struct
1912 * @buff: a virtual buffer to hold the capabilities
1913 * @buff_size: Size of the virtual buffer
1914 * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
1915 * @list_type_opc: capabilities type to discover - pass in the command opcode
1916 * @cmd_details: pointer to command details structure or NULL
1917 *
1918 * Get the device capabilities descriptions from the firmware
1919 **/
1920i40e_status i40e_aq_discover_capabilities(struct i40e_hw *hw,
1921				void *buff, u16 buff_size, u16 *data_size,
1922				enum i40e_admin_queue_opc list_type_opc,
1923				struct i40e_asq_cmd_details *cmd_details)
1924{
1925	struct i40e_aqc_list_capabilites *cmd;
1926	struct i40e_aq_desc desc;
1927	i40e_status status = 0;
1928
1929	cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;
1930
1931	if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
1932		list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
1933		status = I40E_ERR_PARAM;
1934		goto exit;
1935	}
1936
1937	i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);
1938
1939	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1940	if (buff_size > I40E_AQ_LARGE_BUF)
1941		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1942
1943	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
1944	*data_size = le16_to_cpu(desc.datalen);
1945
1946	if (status)
1947		goto exit;
1948
1949	i40e_parse_discover_capabilities(hw, buff, le32_to_cpu(cmd->count),
1950					 list_type_opc);
1951
1952exit:
1953	return status;
1954}
1955
1956/**
1957 * i40e_aq_get_lldp_mib
1958 * @hw: pointer to the hw struct
1959 * @bridge_type: type of bridge requested
1960 * @mib_type: Local, Remote or both Local and Remote MIBs
1961 * @buff: pointer to a user supplied buffer to store the MIB block
1962 * @buff_size: size of the buffer (in bytes)
1963 * @local_len : length of the returned Local LLDP MIB
1964 * @remote_len: length of the returned Remote LLDP MIB
1965 * @cmd_details: pointer to command details structure or NULL
1966 *
1967 * Requests the complete LLDP MIB (entire packet).
1968 **/
1969i40e_status i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
1970				u8 mib_type, void *buff, u16 buff_size,
1971				u16 *local_len, u16 *remote_len,
1972				struct i40e_asq_cmd_details *cmd_details)
1973{
1974	struct i40e_aq_desc desc;
1975	struct i40e_aqc_lldp_get_mib *cmd =
1976		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
1977	struct i40e_aqc_lldp_get_mib *resp =
1978		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
1979	i40e_status status;
1980
1981	if (buff_size == 0 || !buff)
1982		return I40E_ERR_PARAM;
1983
1984	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
1985	/* Indirect Command */
1986	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1987
1988	cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
1989	cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
1990		       I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
1991
1992	desc.datalen = cpu_to_le16(buff_size);
1993
1994	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
1995	if (buff_size > I40E_AQ_LARGE_BUF)
1996		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
1997
1998	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
1999	if (!status) {
2000		if (local_len != NULL)
2001			*local_len = le16_to_cpu(resp->local_len);
2002		if (remote_len != NULL)
2003			*remote_len = le16_to_cpu(resp->remote_len);
2004	}
2005
2006	return status;
2007}
2008
2009/**
2010 * i40e_aq_cfg_lldp_mib_change_event
2011 * @hw: pointer to the hw struct
2012 * @enable_update: Enable or Disable event posting
2013 * @cmd_details: pointer to command details structure or NULL
2014 *
2015 * Enable or Disable posting of an event on ARQ when LLDP MIB
2016 * associated with the interface changes
2017 **/
2018i40e_status i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
2019				bool enable_update,
2020				struct i40e_asq_cmd_details *cmd_details)
2021{
2022	struct i40e_aq_desc desc;
2023	struct i40e_aqc_lldp_update_mib *cmd =
2024		(struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
2025	i40e_status status;
2026
2027	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);
2028
2029	if (!enable_update)
2030		cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;
2031
2032	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2033
2034	return status;
2035}
2036
2037/**
2038 * i40e_aq_stop_lldp
2039 * @hw: pointer to the hw struct
2040 * @shutdown_agent: True if LLDP Agent needs to be Shutdown
2041 * @cmd_details: pointer to command details structure or NULL
2042 *
2043 * Stop or Shutdown the embedded LLDP Agent
2044 **/
2045i40e_status i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
2046				struct i40e_asq_cmd_details *cmd_details)
2047{
2048	struct i40e_aq_desc desc;
2049	struct i40e_aqc_lldp_stop *cmd =
2050		(struct i40e_aqc_lldp_stop *)&desc.params.raw;
2051	i40e_status status;
2052
2053	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);
2054
2055	if (shutdown_agent)
2056		cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;
2057
2058	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2059
2060	return status;
2061}
2062
2063/**
2064 * i40e_aq_start_lldp
2065 * @hw: pointer to the hw struct
2066 * @cmd_details: pointer to command details structure or NULL
2067 *
2068 * Start the embedded LLDP Agent on all ports.
2069 **/
2070i40e_status i40e_aq_start_lldp(struct i40e_hw *hw,
2071				struct i40e_asq_cmd_details *cmd_details)
2072{
2073	struct i40e_aq_desc desc;
2074	struct i40e_aqc_lldp_start *cmd =
2075		(struct i40e_aqc_lldp_start *)&desc.params.raw;
2076	i40e_status status;
2077
2078	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);
2079
2080	cmd->command = I40E_AQ_LLDP_AGENT_START;
2081
2082	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2083
2084	return status;
2085}
2086
2087/**
2088 * i40e_aq_add_udp_tunnel
2089 * @hw: pointer to the hw struct
2090 * @udp_port: the UDP port to add
2091 * @header_len: length of the tunneling header length in DWords
2092 * @protocol_index: protocol index type
2093 * @filter_index: pointer to filter index
2094 * @cmd_details: pointer to command details structure or NULL
2095 **/
2096i40e_status i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
2097				u16 udp_port, u8 header_len,
2098				u8 protocol_index, u8 *filter_index,
2099				struct i40e_asq_cmd_details *cmd_details)
2100{
2101	struct i40e_aq_desc desc;
2102	struct i40e_aqc_add_udp_tunnel *cmd =
2103		(struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
2104	struct i40e_aqc_del_udp_tunnel_completion *resp =
2105		(struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
2106	i40e_status status;
2107
2108	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);
2109
2110	cmd->udp_port = cpu_to_le16(udp_port);
2111	cmd->protocol_type = protocol_index;
2112
2113	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2114
2115	if (!status)
2116		*filter_index = resp->index;
2117
2118	return status;
2119}
2120
2121/**
2122 * i40e_aq_del_udp_tunnel
2123 * @hw: pointer to the hw struct
2124 * @index: filter index
2125 * @cmd_details: pointer to command details structure or NULL
2126 **/
2127i40e_status i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
2128				struct i40e_asq_cmd_details *cmd_details)
2129{
2130	struct i40e_aq_desc desc;
2131	struct i40e_aqc_remove_udp_tunnel *cmd =
2132		(struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
2133	i40e_status status;
2134
2135	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);
2136
2137	cmd->index = index;
2138
2139	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2140
2141	return status;
2142}
2143
2144/**
2145 * i40e_aq_delete_element - Delete switch element
2146 * @hw: pointer to the hw struct
2147 * @seid: the SEID to delete from the switch
2148 * @cmd_details: pointer to command details structure or NULL
2149 *
2150 * This deletes a switch element from the switch.
2151 **/
2152i40e_status i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
2153				struct i40e_asq_cmd_details *cmd_details)
2154{
2155	struct i40e_aq_desc desc;
2156	struct i40e_aqc_switch_seid *cmd =
2157		(struct i40e_aqc_switch_seid *)&desc.params.raw;
2158	i40e_status status;
2159
2160	if (seid == 0)
2161		return I40E_ERR_PARAM;
2162
2163	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);
2164
2165	cmd->seid = cpu_to_le16(seid);
2166
2167	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2168
2169	return status;
2170}
2171
2172/**
2173 * i40e_aq_dcb_updated - DCB Updated Command
2174 * @hw: pointer to the hw struct
2175 * @cmd_details: pointer to command details structure or NULL
2176 *
2177 * EMP will return when the shared RPB settings have been
2178 * recomputed and modified. The retval field in the descriptor
2179 * will be set to 0 when RPB is modified.
2180 **/
2181i40e_status i40e_aq_dcb_updated(struct i40e_hw *hw,
2182				struct i40e_asq_cmd_details *cmd_details)
2183{
2184	struct i40e_aq_desc desc;
2185	i40e_status status;
2186
2187	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_updated);
2188
2189	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2190
2191	return status;
2192}
2193
2194/**
2195 * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
2196 * @hw: pointer to the hw struct
2197 * @seid: seid for the physical port/switching component/vsi
2198 * @buff: Indirect buffer to hold data parameters and response
2199 * @buff_size: Indirect buffer size
2200 * @opcode: Tx scheduler AQ command opcode
2201 * @cmd_details: pointer to command details structure or NULL
2202 *
2203 * Generic command handler for Tx scheduler AQ commands
2204 **/
2205static i40e_status i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
2206				void *buff, u16 buff_size,
2207				 enum i40e_admin_queue_opc opcode,
2208				struct i40e_asq_cmd_details *cmd_details)
2209{
2210	struct i40e_aq_desc desc;
2211	struct i40e_aqc_tx_sched_ind *cmd =
2212		(struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
2213	i40e_status status;
2214	bool cmd_param_flag = false;
2215
2216	switch (opcode) {
2217	case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
2218	case i40e_aqc_opc_configure_vsi_tc_bw:
2219	case i40e_aqc_opc_enable_switching_comp_ets:
2220	case i40e_aqc_opc_modify_switching_comp_ets:
2221	case i40e_aqc_opc_disable_switching_comp_ets:
2222	case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
2223	case i40e_aqc_opc_configure_switching_comp_bw_config:
2224		cmd_param_flag = true;
2225		break;
2226	case i40e_aqc_opc_query_vsi_bw_config:
2227	case i40e_aqc_opc_query_vsi_ets_sla_config:
2228	case i40e_aqc_opc_query_switching_comp_ets_config:
2229	case i40e_aqc_opc_query_port_ets_config:
2230	case i40e_aqc_opc_query_switching_comp_bw_config:
2231		cmd_param_flag = false;
2232		break;
2233	default:
2234		return I40E_ERR_PARAM;
2235	}
2236
2237	i40e_fill_default_direct_cmd_desc(&desc, opcode);
2238
2239	/* Indirect command */
2240	desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_BUF);
2241	if (cmd_param_flag)
2242		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_RD);
2243	if (buff_size > I40E_AQ_LARGE_BUF)
2244		desc.flags |= cpu_to_le16((u16)I40E_AQ_FLAG_LB);
2245
2246	desc.datalen = cpu_to_le16(buff_size);
2247
2248	cmd->vsi_seid = cpu_to_le16(seid);
2249
2250	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
2251
2252	return status;
2253}
2254
2255/**
2256 * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
2257 * @hw: pointer to the hw struct
2258 * @seid: VSI seid
2259 * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
2260 * @cmd_details: pointer to command details structure or NULL
2261 **/
2262i40e_status i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
2263			u16 seid,
2264			struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
2265			struct i40e_asq_cmd_details *cmd_details)
2266{
2267	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
2268				    i40e_aqc_opc_configure_vsi_tc_bw,
2269				    cmd_details);
2270}
2271
2272/**
2273 * i40e_aq_config_switch_comp_ets - Enable/Disable/Modify ETS on the port
2274 * @hw: pointer to the hw struct
2275 * @seid: seid of the switching component connected to Physical Port
2276 * @ets_data: Buffer holding ETS parameters
2277 * @cmd_details: pointer to command details structure or NULL
2278 **/
2279i40e_status i40e_aq_config_switch_comp_ets(struct i40e_hw *hw,
2280		u16 seid,
2281		struct i40e_aqc_configure_switching_comp_ets_data *ets_data,
2282		enum i40e_admin_queue_opc opcode,
2283		struct i40e_asq_cmd_details *cmd_details)
2284{
2285	return i40e_aq_tx_sched_cmd(hw, seid, (void *)ets_data,
2286				    sizeof(*ets_data), opcode, cmd_details);
2287}
2288
2289/**
2290 * i40e_aq_config_switch_comp_bw_config - Config Switch comp BW Alloc per TC
2291 * @hw: pointer to the hw struct
2292 * @seid: seid of the switching component
2293 * @bw_data: Buffer holding enabled TCs, relative/absolute TC BW limit/credits
2294 * @cmd_details: pointer to command details structure or NULL
2295 **/
2296i40e_status i40e_aq_config_switch_comp_bw_config(struct i40e_hw *hw,
2297	u16 seid,
2298	struct i40e_aqc_configure_switching_comp_bw_config_data *bw_data,
2299	struct i40e_asq_cmd_details *cmd_details)
2300{
2301	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
2302			    i40e_aqc_opc_configure_switching_comp_bw_config,
2303			    cmd_details);
2304}
2305
2306/**
2307 * i40e_aq_query_vsi_bw_config - Query VSI BW configuration
2308 * @hw: pointer to the hw struct
2309 * @seid: seid of the VSI
2310 * @bw_data: Buffer to hold VSI BW configuration
2311 * @cmd_details: pointer to command details structure or NULL
2312 **/
2313i40e_status i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
2314			u16 seid,
2315			struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
2316			struct i40e_asq_cmd_details *cmd_details)
2317{
2318	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
2319				    i40e_aqc_opc_query_vsi_bw_config,
2320				    cmd_details);
2321}
2322
2323/**
2324 * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
2325 * @hw: pointer to the hw struct
2326 * @seid: seid of the VSI
2327 * @bw_data: Buffer to hold VSI BW configuration per TC
2328 * @cmd_details: pointer to command details structure or NULL
2329 **/
2330i40e_status i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
2331			u16 seid,
2332			struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
2333			struct i40e_asq_cmd_details *cmd_details)
2334{
2335	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
2336				    i40e_aqc_opc_query_vsi_ets_sla_config,
2337				    cmd_details);
2338}
2339
2340/**
2341 * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
2342 * @hw: pointer to the hw struct
2343 * @seid: seid of the switching component
2344 * @bw_data: Buffer to hold switching component's per TC BW config
2345 * @cmd_details: pointer to command details structure or NULL
2346 **/
2347i40e_status i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
2348		u16 seid,
2349		struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
2350		struct i40e_asq_cmd_details *cmd_details)
2351{
2352	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
2353				   i40e_aqc_opc_query_switching_comp_ets_config,
2354				   cmd_details);
2355}
2356
2357/**
2358 * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
2359 * @hw: pointer to the hw struct
2360 * @seid: seid of the VSI or switching component connected to Physical Port
2361 * @bw_data: Buffer to hold current ETS configuration for the Physical Port
2362 * @cmd_details: pointer to command details structure or NULL
2363 **/
2364i40e_status i40e_aq_query_port_ets_config(struct i40e_hw *hw,
2365			u16 seid,
2366			struct i40e_aqc_query_port_ets_config_resp *bw_data,
2367			struct i40e_asq_cmd_details *cmd_details)
2368{
2369	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
2370				    i40e_aqc_opc_query_port_ets_config,
2371				    cmd_details);
2372}
2373
2374/**
2375 * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
2376 * @hw: pointer to the hw struct
2377 * @seid: seid of the switching component
2378 * @bw_data: Buffer to hold switching component's BW configuration
2379 * @cmd_details: pointer to command details structure or NULL
2380 **/
2381i40e_status i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
2382		u16 seid,
2383		struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
2384		struct i40e_asq_cmd_details *cmd_details)
2385{
2386	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
2387				    i40e_aqc_opc_query_switching_comp_bw_config,
2388				    cmd_details);
2389}
2390
2391/**
2392 * i40e_validate_filter_settings
2393 * @hw: pointer to the hardware structure
2394 * @settings: Filter control settings
2395 *
2396 * Check and validate the filter control settings passed.
2397 * The function checks for the valid filter/context sizes being
2398 * passed for FCoE and PE.
2399 *
2400 * Returns 0 if the values passed are valid and within
2401 * range else returns an error.
2402 **/
2403static i40e_status i40e_validate_filter_settings(struct i40e_hw *hw,
2404				struct i40e_filter_control_settings *settings)
2405{
2406	u32 fcoe_cntx_size, fcoe_filt_size;
2407	u32 pe_cntx_size, pe_filt_size;
2408	u32 fcoe_fmax, pe_fmax;
2409	u32 val;
2410
2411	/* Validate FCoE settings passed */
2412	switch (settings->fcoe_filt_num) {
2413	case I40E_HASH_FILTER_SIZE_1K:
2414	case I40E_HASH_FILTER_SIZE_2K:
2415	case I40E_HASH_FILTER_SIZE_4K:
2416	case I40E_HASH_FILTER_SIZE_8K:
2417	case I40E_HASH_FILTER_SIZE_16K:
2418	case I40E_HASH_FILTER_SIZE_32K:
2419		fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
2420		fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
2421		break;
2422	default:
2423		return I40E_ERR_PARAM;
2424	}
2425
2426	switch (settings->fcoe_cntx_num) {
2427	case I40E_DMA_CNTX_SIZE_512:
2428	case I40E_DMA_CNTX_SIZE_1K:
2429	case I40E_DMA_CNTX_SIZE_2K:
2430	case I40E_DMA_CNTX_SIZE_4K:
2431		fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
2432		fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
2433		break;
2434	default:
2435		return I40E_ERR_PARAM;
2436	}
2437
2438	/* Validate PE settings passed */
2439	switch (settings->pe_filt_num) {
2440	case I40E_HASH_FILTER_SIZE_1K:
2441	case I40E_HASH_FILTER_SIZE_2K:
2442	case I40E_HASH_FILTER_SIZE_4K:
2443	case I40E_HASH_FILTER_SIZE_8K:
2444	case I40E_HASH_FILTER_SIZE_16K:
2445	case I40E_HASH_FILTER_SIZE_32K:
2446	case I40E_HASH_FILTER_SIZE_64K:
2447	case I40E_HASH_FILTER_SIZE_128K:
2448	case I40E_HASH_FILTER_SIZE_256K:
2449	case I40E_HASH_FILTER_SIZE_512K:
2450	case I40E_HASH_FILTER_SIZE_1M:
2451		pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
2452		pe_filt_size <<= (u32)settings->pe_filt_num;
2453		break;
2454	default:
2455		return I40E_ERR_PARAM;
2456	}
2457
2458	switch (settings->pe_cntx_num) {
2459	case I40E_DMA_CNTX_SIZE_512:
2460	case I40E_DMA_CNTX_SIZE_1K:
2461	case I40E_DMA_CNTX_SIZE_2K:
2462	case I40E_DMA_CNTX_SIZE_4K:
2463	case I40E_DMA_CNTX_SIZE_8K:
2464	case I40E_DMA_CNTX_SIZE_16K:
2465	case I40E_DMA_CNTX_SIZE_32K:
2466	case I40E_DMA_CNTX_SIZE_64K:
2467	case I40E_DMA_CNTX_SIZE_128K:
2468	case I40E_DMA_CNTX_SIZE_256K:
2469		pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
2470		pe_cntx_size <<= (u32)settings->pe_cntx_num;
2471		break;
2472	default:
2473		return I40E_ERR_PARAM;
2474	}
2475
2476	/* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
2477	val = rd32(hw, I40E_GLHMC_FCOEFMAX);
2478	fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
2479		     >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
2480	if (fcoe_filt_size + fcoe_cntx_size >  fcoe_fmax)
2481		return I40E_ERR_INVALID_SIZE;
2482
2483	/* PEHSIZE + PEDSIZE should not be greater than PMPEXFMAX */
2484	val = rd32(hw, I40E_GLHMC_PEXFMAX);
2485	pe_fmax = (val & I40E_GLHMC_PEXFMAX_PMPEXFMAX_MASK)
2486		   >> I40E_GLHMC_PEXFMAX_PMPEXFMAX_SHIFT;
2487	if (pe_filt_size + pe_cntx_size >  pe_fmax)
2488		return I40E_ERR_INVALID_SIZE;
2489
2490	return 0;
2491}
2492
2493/**
2494 * i40e_set_filter_control
2495 * @hw: pointer to the hardware structure
2496 * @settings: Filter control settings
2497 *
2498 * Set the Queue Filters for PE/FCoE and enable filters required
2499 * for a single PF. It is expected that these settings are programmed
2500 * at the driver initialization time.
2501 **/
2502i40e_status i40e_set_filter_control(struct i40e_hw *hw,
2503				struct i40e_filter_control_settings *settings)
2504{
2505	i40e_status ret = 0;
2506	u32 hash_lut_size = 0;
2507	u32 val;
2508
2509	if (!settings)
2510		return I40E_ERR_PARAM;
2511
2512	/* Validate the input settings */
2513	ret = i40e_validate_filter_settings(hw, settings);
2514	if (ret)
2515		return ret;
2516
2517	/* Read the PF Queue Filter control register */
2518	val = rd32(hw, I40E_PFQF_CTL_0);
2519
2520	/* Program required PE hash buckets for the PF */
2521	val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
2522	val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
2523		I40E_PFQF_CTL_0_PEHSIZE_MASK;
2524	/* Program required PE contexts for the PF */
2525	val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
2526	val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
2527		I40E_PFQF_CTL_0_PEDSIZE_MASK;
2528
2529	/* Program required FCoE hash buckets for the PF */
2530	val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
2531	val |= ((u32)settings->fcoe_filt_num <<
2532			I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
2533		I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
2534	/* Program required FCoE DDP contexts for the PF */
2535	val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
2536	val |= ((u32)settings->fcoe_cntx_num <<
2537			I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
2538		I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
2539
2540	/* Program Hash LUT size for the PF */
2541	val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
2542	if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
2543		hash_lut_size = 1;
2544	val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
2545		I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
2546
2547	/* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
2548	if (settings->enable_fdir)
2549		val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
2550	if (settings->enable_ethtype)
2551		val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
2552	if (settings->enable_macvlan)
2553		val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;
2554
2555	wr32(hw, I40E_PFQF_CTL_0, val);
2556
2557	return 0;
2558}
2559
2560/**
2561 * i40e_aq_add_rem_control_packet_filter - Add or Remove Control Packet Filter
2562 * @hw: pointer to the hw struct
2563 * @mac_addr: MAC address to use in the filter
2564 * @ethtype: Ethertype to use in the filter
2565 * @flags: Flags that needs to be applied to the filter
2566 * @vsi_seid: seid of the control VSI
2567 * @queue: VSI queue number to send the packet to
2568 * @is_add: Add control packet filter if True else remove
2569 * @stats: Structure to hold information on control filter counts
2570 * @cmd_details: pointer to command details structure or NULL
2571 *
2572 * This command will Add or Remove control packet filter for a control VSI.
2573 * In return it will update the total number of perfect filter count in
2574 * the stats member.
2575 **/
2576i40e_status i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw,
2577				u8 *mac_addr, u16 ethtype, u16 flags,
2578				u16 vsi_seid, u16 queue, bool is_add,
2579				struct i40e_control_filter_stats *stats,
2580				struct i40e_asq_cmd_details *cmd_details)
2581{
2582	struct i40e_aq_desc desc;
2583	struct i40e_aqc_add_remove_control_packet_filter *cmd =
2584		(struct i40e_aqc_add_remove_control_packet_filter *)
2585		&desc.params.raw;
2586	struct i40e_aqc_add_remove_control_packet_filter_completion *resp =
2587		(struct i40e_aqc_add_remove_control_packet_filter_completion *)
2588		&desc.params.raw;
2589	i40e_status status;
2590
2591	if (vsi_seid == 0)
2592		return I40E_ERR_PARAM;
2593
2594	if (is_add) {
2595		i40e_fill_default_direct_cmd_desc(&desc,
2596				i40e_aqc_opc_add_control_packet_filter);
2597		cmd->queue = cpu_to_le16(queue);
2598	} else {
2599		i40e_fill_default_direct_cmd_desc(&desc,
2600				i40e_aqc_opc_remove_control_packet_filter);
2601	}
2602
2603	if (mac_addr)
2604		memcpy(cmd->mac, mac_addr, ETH_ALEN);
2605
2606	cmd->etype = cpu_to_le16(ethtype);
2607	cmd->flags = cpu_to_le16(flags);
2608	cmd->seid = cpu_to_le16(vsi_seid);
2609
2610	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
2611
2612	if (!status && stats) {
2613		stats->mac_etype_used = le16_to_cpu(resp->mac_etype_used);
2614		stats->etype_used = le16_to_cpu(resp->etype_used);
2615		stats->mac_etype_free = le16_to_cpu(resp->mac_etype_free);
2616		stats->etype_free = le16_to_cpu(resp->etype_free);
2617	}
2618
2619	return status;
2620}
2621
2622/**
2623 * i40e_set_pci_config_data - store PCI bus info
2624 * @hw: pointer to hardware structure
2625 * @link_status: the link status word from PCI config space
2626 *
2627 * Stores the PCI bus info (speed, width, type) within the i40e_hw structure
2628 **/
2629void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
2630{
2631	hw->bus.type = i40e_bus_type_pci_express;
2632
2633	switch (link_status & PCI_EXP_LNKSTA_NLW) {
2634	case PCI_EXP_LNKSTA_NLW_X1:
2635		hw->bus.width = i40e_bus_width_pcie_x1;
2636		break;
2637	case PCI_EXP_LNKSTA_NLW_X2:
2638		hw->bus.width = i40e_bus_width_pcie_x2;
2639		break;
2640	case PCI_EXP_LNKSTA_NLW_X4:
2641		hw->bus.width = i40e_bus_width_pcie_x4;
2642		break;
2643	case PCI_EXP_LNKSTA_NLW_X8:
2644		hw->bus.width = i40e_bus_width_pcie_x8;
2645		break;
2646	default:
2647		hw->bus.width = i40e_bus_width_unknown;
2648		break;
2649	}
2650
2651	switch (link_status & PCI_EXP_LNKSTA_CLS) {
2652	case PCI_EXP_LNKSTA_CLS_2_5GB:
2653		hw->bus.speed = i40e_bus_speed_2500;
2654		break;
2655	case PCI_EXP_LNKSTA_CLS_5_0GB:
2656		hw->bus.speed = i40e_bus_speed_5000;
2657		break;
2658	case PCI_EXP_LNKSTA_CLS_8_0GB:
2659		hw->bus.speed = i40e_bus_speed_8000;
2660		break;
2661	default:
2662		hw->bus.speed = i40e_bus_speed_unknown;
2663		break;
2664	}
2665}