xref: /freebsd-10.1-release/sys/dev/ixl/i40e_common.c

/******************************************************************************

  Copyright (c) 2013-2014, Intel Corporation
  All rights reserved.

  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions are met:

   1. Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.

   2. Redistributions in binary form must reproduce the above copyright
      notice, this list of conditions and the following disclaimer in the
      documentation and/or other materials provided with the distribution.

   3. Neither the name of the Intel Corporation nor the names of its
      contributors may be used to endorse or promote products derived from
      this software without specific prior written permission.

  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  POSSIBILITY OF SUCH DAMAGE.

******************************************************************************/
/*$FreeBSD$*/

#include "i40e_type.h"
#include "i40e_adminq.h"
#include "i40e_prototype.h"
#include "i40e_virtchnl.h"

/**
 * i40e_set_mac_type - Sets MAC type
 * @hw: pointer to the HW structure
 *
 * This function sets the mac type of the adapter based on the
 * vendor ID and device ID stored in the hw structure.
 **/
enum i40e_status_code i40e_set_mac_type(struct i40e_hw *hw)
{
	enum i40e_status_code status = I40E_SUCCESS;

	DEBUGFUNC("i40e_set_mac_type\n");

	if (hw->vendor_id == I40E_INTEL_VENDOR_ID) {
		switch (hw->device_id) {
		case I40E_DEV_ID_SFP_XL710:
		case I40E_DEV_ID_QEMU:
		case I40E_DEV_ID_KX_A:
		case I40E_DEV_ID_KX_B:
		case I40E_DEV_ID_KX_C:
		case I40E_DEV_ID_QSFP_A:
		case I40E_DEV_ID_QSFP_B:
		case I40E_DEV_ID_QSFP_C:
		case I40E_DEV_ID_10G_BASE_T:
			hw->mac.type = I40E_MAC_XL710;
			break;
		case I40E_DEV_ID_VF:
		case I40E_DEV_ID_VF_HV:
			hw->mac.type = I40E_MAC_VF;
			break;
		default:
			hw->mac.type = I40E_MAC_GENERIC;
			break;
		}
	} else {
		status = I40E_ERR_DEVICE_NOT_SUPPORTED;
	}

	DEBUGOUT2("i40e_set_mac_type found mac: %d, returns: %d\n",
		  hw->mac.type, status);
	return status;
}

/**
 * i40e_debug_aq
 * @hw: debug mask related to admin queue
 * @mask: debug mask
 * @desc: pointer to admin queue descriptor
 * @buffer: pointer to command buffer
 * @buf_len: max length of buffer
 *
 * Dumps debug log about adminq command with descriptor contents.
 **/
void i40e_debug_aq(struct i40e_hw *hw, enum i40e_debug_mask mask, void *desc,
		   void *buffer, u16 buf_len)
{
	struct i40e_aq_desc *aq_desc = (struct i40e_aq_desc *)desc;
	u16 len = LE16_TO_CPU(aq_desc->datalen);
	u8 *aq_buffer = (u8 *)buffer;
	u32 data[4];
	u32 i = 0;

	if ((!(mask & hw->debug_mask)) || (desc == NULL))
		return;

	i40e_debug(hw, mask,
		   "AQ CMD: opcode 0x%04X, flags 0x%04X, datalen 0x%04X, retval 0x%04X\n",
		   aq_desc->opcode, aq_desc->flags, aq_desc->datalen,
		   aq_desc->retval);
	i40e_debug(hw, mask, "\tcookie (h,l) 0x%08X 0x%08X\n",
		   aq_desc->cookie_high, aq_desc->cookie_low);
	i40e_debug(hw, mask, "\tparam (0,1)  0x%08X 0x%08X\n",
		   aq_desc->params.internal.param0,
		   aq_desc->params.internal.param1);
	i40e_debug(hw, mask, "\taddr (h,l)   0x%08X 0x%08X\n",
		   aq_desc->params.external.addr_high,
		   aq_desc->params.external.addr_low);

	if ((buffer != NULL) && (aq_desc->datalen != 0)) {
		i40e_memset(data, 0, sizeof(data), I40E_NONDMA_MEM);
		i40e_debug(hw, mask, "AQ CMD Buffer:\n");
		if (buf_len < len)
			len = buf_len;
		for (i = 0; i < len; i++) {
			data[((i % 16) / 4)] |=
				((u32)aq_buffer[i]) << (8 * (i % 4));
			if ((i % 16) == 15) {
				i40e_debug(hw, mask,
					   "\t0x%04X  %08X %08X %08X %08X\n",
					   i - 15, data[0], data[1], data[2],
					   data[3]);
				i40e_memset(data, 0, sizeof(data),
					    I40E_NONDMA_MEM);
			}
		}
		if ((i % 16) != 0)
			i40e_debug(hw, mask, "\t0x%04X  %08X %08X %08X %08X\n",
				   i - (i % 16), data[0], data[1], data[2],
				   data[3]);
	}
}

/**
 * i40e_check_asq_alive
 * @hw: pointer to the hw struct
 *
 * Returns TRUE if Queue is enabled else FALSE.
 **/
bool i40e_check_asq_alive(struct i40e_hw *hw)
{
	if (hw->aq.asq.len)
		return !!(rd32(hw, hw->aq.asq.len) & I40E_PF_ATQLEN_ATQENABLE_MASK);
	else
		return FALSE;
}

/**
 * i40e_aq_queue_shutdown
 * @hw: pointer to the hw struct
 * @unloading: is the driver unloading itself
 *
 * Tell the Firmware that we're shutting down the AdminQ and whether
 * or not the driver is unloading as well.
 **/
enum i40e_status_code i40e_aq_queue_shutdown(struct i40e_hw *hw,
					     bool unloading)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_queue_shutdown *cmd =
		(struct i40e_aqc_queue_shutdown *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_queue_shutdown);

	if (unloading)
		cmd->driver_unloading = CPU_TO_LE32(I40E_AQ_DRIVER_UNLOADING);
	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);

	return status;
}

/* The i40e_ptype_lookup table is used to convert from the 8-bit ptype in the
 * hardware to a bit-field that can be used by SW to more easily determine the
 * packet type.
 *
 * Macros are used to shorten the table lines and make this table human
 * readable.
 *
 * We store the PTYPE in the top byte of the bit field - this is just so that
 * we can check that the table doesn't have a row missing, as the index into
 * the table should be the PTYPE.
 *
 * Typical work flow:
 *
 * IF NOT i40e_ptype_lookup[ptype].known
 * THEN
 *      Packet is unknown
 * ELSE IF i40e_ptype_lookup[ptype].outer_ip == I40E_RX_PTYPE_OUTER_IP
 *      Use the rest of the fields to look at the tunnels, inner protocols, etc
 * ELSE
 *      Use the enum i40e_rx_l2_ptype to decode the packet type
 * ENDIF
 */

/* macro to make the table lines short */
#define I40E_PTT(PTYPE, OUTER_IP, OUTER_IP_VER, OUTER_FRAG, T, TE, TEF, I, PL)\
	{	PTYPE, \
		1, \
		I40E_RX_PTYPE_OUTER_##OUTER_IP, \
		I40E_RX_PTYPE_OUTER_##OUTER_IP_VER, \
		I40E_RX_PTYPE_##OUTER_FRAG, \
		I40E_RX_PTYPE_TUNNEL_##T, \
		I40E_RX_PTYPE_TUNNEL_END_##TE, \
		I40E_RX_PTYPE_##TEF, \
		I40E_RX_PTYPE_INNER_PROT_##I, \
		I40E_RX_PTYPE_PAYLOAD_LAYER_##PL }

#define I40E_PTT_UNUSED_ENTRY(PTYPE) \
		{ PTYPE, 0, 0, 0, 0, 0, 0, 0, 0, 0 }

/* shorter macros makes the table fit but are terse */
#define I40E_RX_PTYPE_NOF		I40E_RX_PTYPE_NOT_FRAG
#define I40E_RX_PTYPE_FRG		I40E_RX_PTYPE_FRAG
#define I40E_RX_PTYPE_INNER_PROT_TS	I40E_RX_PTYPE_INNER_PROT_TIMESYNC

/* Lookup table mapping the HW PTYPE to the bit field for decoding */
struct i40e_rx_ptype_decoded i40e_ptype_lookup[] = {
	/* L2 Packet types */
	I40E_PTT_UNUSED_ENTRY(0),
	I40E_PTT(1,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
	I40E_PTT(2,  L2, NONE, NOF, NONE, NONE, NOF, TS,   PAY2),
	I40E_PTT(3,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
	I40E_PTT_UNUSED_ENTRY(4),
	I40E_PTT_UNUSED_ENTRY(5),
	I40E_PTT(6,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
	I40E_PTT(7,  L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
	I40E_PTT_UNUSED_ENTRY(8),
	I40E_PTT_UNUSED_ENTRY(9),
	I40E_PTT(10, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY2),
	I40E_PTT(11, L2, NONE, NOF, NONE, NONE, NOF, NONE, NONE),
	I40E_PTT(12, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(13, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(14, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(15, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(16, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(17, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(18, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(19, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(20, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(21, L2, NONE, NOF, NONE, NONE, NOF, NONE, PAY3),

	/* Non Tunneled IPv4 */
	I40E_PTT(22, IP, IPV4, FRG, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(23, IP, IPV4, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(24, IP, IPV4, NOF, NONE, NONE, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(25),
	I40E_PTT(26, IP, IPV4, NOF, NONE, NONE, NOF, TCP,  PAY4),
	I40E_PTT(27, IP, IPV4, NOF, NONE, NONE, NOF, SCTP, PAY4),
	I40E_PTT(28, IP, IPV4, NOF, NONE, NONE, NOF, ICMP, PAY4),

	/* IPv4 --> IPv4 */
	I40E_PTT(29, IP, IPV4, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
	I40E_PTT(30, IP, IPV4, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
	I40E_PTT(31, IP, IPV4, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(32),
	I40E_PTT(33, IP, IPV4, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
	I40E_PTT(34, IP, IPV4, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
	I40E_PTT(35, IP, IPV4, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),

	/* IPv4 --> IPv6 */
	I40E_PTT(36, IP, IPV4, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
	I40E_PTT(37, IP, IPV4, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
	I40E_PTT(38, IP, IPV4, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(39),
	I40E_PTT(40, IP, IPV4, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
	I40E_PTT(41, IP, IPV4, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
	I40E_PTT(42, IP, IPV4, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),

	/* IPv4 --> GRE/NAT */
	I40E_PTT(43, IP, IPV4, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),

	/* IPv4 --> GRE/NAT --> IPv4 */
	I40E_PTT(44, IP, IPV4, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
	I40E_PTT(45, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
	I40E_PTT(46, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(47),
	I40E_PTT(48, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
	I40E_PTT(49, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
	I40E_PTT(50, IP, IPV4, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),

	/* IPv4 --> GRE/NAT --> IPv6 */
	I40E_PTT(51, IP, IPV4, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
	I40E_PTT(52, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
	I40E_PTT(53, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(54),
	I40E_PTT(55, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
	I40E_PTT(56, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
	I40E_PTT(57, IP, IPV4, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),

	/* IPv4 --> GRE/NAT --> MAC */
	I40E_PTT(58, IP, IPV4, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),

	/* IPv4 --> GRE/NAT --> MAC --> IPv4 */
	I40E_PTT(59, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
	I40E_PTT(60, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
	I40E_PTT(61, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(62),
	I40E_PTT(63, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
	I40E_PTT(64, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
	I40E_PTT(65, IP, IPV4, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),

	/* IPv4 --> GRE/NAT -> MAC --> IPv6 */
	I40E_PTT(66, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
	I40E_PTT(67, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
	I40E_PTT(68, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(69),
	I40E_PTT(70, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
	I40E_PTT(71, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
	I40E_PTT(72, IP, IPV4, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),

	/* IPv4 --> GRE/NAT --> MAC/VLAN */
	I40E_PTT(73, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),

	/* IPv4 ---> GRE/NAT -> MAC/VLAN --> IPv4 */
	I40E_PTT(74, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
	I40E_PTT(75, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
	I40E_PTT(76, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(77),
	I40E_PTT(78, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
	I40E_PTT(79, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
	I40E_PTT(80, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),

	/* IPv4 -> GRE/NAT -> MAC/VLAN --> IPv6 */
	I40E_PTT(81, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
	I40E_PTT(82, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
	I40E_PTT(83, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(84),
	I40E_PTT(85, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
	I40E_PTT(86, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
	I40E_PTT(87, IP, IPV4, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),

	/* Non Tunneled IPv6 */
	I40E_PTT(88, IP, IPV6, FRG, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(89, IP, IPV6, NOF, NONE, NONE, NOF, NONE, PAY3),
	I40E_PTT(90, IP, IPV6, NOF, NONE, NONE, NOF, UDP,  PAY3),
	I40E_PTT_UNUSED_ENTRY(91),
	I40E_PTT(92, IP, IPV6, NOF, NONE, NONE, NOF, TCP,  PAY4),
	I40E_PTT(93, IP, IPV6, NOF, NONE, NONE, NOF, SCTP, PAY4),
	I40E_PTT(94, IP, IPV6, NOF, NONE, NONE, NOF, ICMP, PAY4),

	/* IPv6 --> IPv4 */
	I40E_PTT(95,  IP, IPV6, NOF, IP_IP, IPV4, FRG, NONE, PAY3),
	I40E_PTT(96,  IP, IPV6, NOF, IP_IP, IPV4, NOF, NONE, PAY3),
	I40E_PTT(97,  IP, IPV6, NOF, IP_IP, IPV4, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(98),
	I40E_PTT(99,  IP, IPV6, NOF, IP_IP, IPV4, NOF, TCP,  PAY4),
	I40E_PTT(100, IP, IPV6, NOF, IP_IP, IPV4, NOF, SCTP, PAY4),
	I40E_PTT(101, IP, IPV6, NOF, IP_IP, IPV4, NOF, ICMP, PAY4),

	/* IPv6 --> IPv6 */
	I40E_PTT(102, IP, IPV6, NOF, IP_IP, IPV6, FRG, NONE, PAY3),
	I40E_PTT(103, IP, IPV6, NOF, IP_IP, IPV6, NOF, NONE, PAY3),
	I40E_PTT(104, IP, IPV6, NOF, IP_IP, IPV6, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(105),
	I40E_PTT(106, IP, IPV6, NOF, IP_IP, IPV6, NOF, TCP,  PAY4),
	I40E_PTT(107, IP, IPV6, NOF, IP_IP, IPV6, NOF, SCTP, PAY4),
	I40E_PTT(108, IP, IPV6, NOF, IP_IP, IPV6, NOF, ICMP, PAY4),

	/* IPv6 --> GRE/NAT */
	I40E_PTT(109, IP, IPV6, NOF, IP_GRENAT, NONE, NOF, NONE, PAY3),

	/* IPv6 --> GRE/NAT -> IPv4 */
	I40E_PTT(110, IP, IPV6, NOF, IP_GRENAT, IPV4, FRG, NONE, PAY3),
	I40E_PTT(111, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, NONE, PAY3),
	I40E_PTT(112, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(113),
	I40E_PTT(114, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, TCP,  PAY4),
	I40E_PTT(115, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, SCTP, PAY4),
	I40E_PTT(116, IP, IPV6, NOF, IP_GRENAT, IPV4, NOF, ICMP, PAY4),

	/* IPv6 --> GRE/NAT -> IPv6 */
	I40E_PTT(117, IP, IPV6, NOF, IP_GRENAT, IPV6, FRG, NONE, PAY3),
	I40E_PTT(118, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, NONE, PAY3),
	I40E_PTT(119, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(120),
	I40E_PTT(121, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, TCP,  PAY4),
	I40E_PTT(122, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, SCTP, PAY4),
	I40E_PTT(123, IP, IPV6, NOF, IP_GRENAT, IPV6, NOF, ICMP, PAY4),

	/* IPv6 --> GRE/NAT -> MAC */
	I40E_PTT(124, IP, IPV6, NOF, IP_GRENAT_MAC, NONE, NOF, NONE, PAY3),

	/* IPv6 --> GRE/NAT -> MAC -> IPv4 */
	I40E_PTT(125, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, FRG, NONE, PAY3),
	I40E_PTT(126, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, NONE, PAY3),
	I40E_PTT(127, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(128),
	I40E_PTT(129, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, TCP,  PAY4),
	I40E_PTT(130, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, SCTP, PAY4),
	I40E_PTT(131, IP, IPV6, NOF, IP_GRENAT_MAC, IPV4, NOF, ICMP, PAY4),

	/* IPv6 --> GRE/NAT -> MAC -> IPv6 */
	I40E_PTT(132, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, FRG, NONE, PAY3),
	I40E_PTT(133, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, NONE, PAY3),
	I40E_PTT(134, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(135),
	I40E_PTT(136, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, TCP,  PAY4),
	I40E_PTT(137, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, SCTP, PAY4),
	I40E_PTT(138, IP, IPV6, NOF, IP_GRENAT_MAC, IPV6, NOF, ICMP, PAY4),

	/* IPv6 --> GRE/NAT -> MAC/VLAN */
	I40E_PTT(139, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, NONE, NOF, NONE, PAY3),

	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv4 */
	I40E_PTT(140, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, FRG, NONE, PAY3),
	I40E_PTT(141, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, NONE, PAY3),
	I40E_PTT(142, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(143),
	I40E_PTT(144, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, TCP,  PAY4),
	I40E_PTT(145, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, SCTP, PAY4),
	I40E_PTT(146, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV4, NOF, ICMP, PAY4),

	/* IPv6 --> GRE/NAT -> MAC/VLAN --> IPv6 */
	I40E_PTT(147, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, FRG, NONE, PAY3),
	I40E_PTT(148, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, NONE, PAY3),
	I40E_PTT(149, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, UDP,  PAY4),
	I40E_PTT_UNUSED_ENTRY(150),
	I40E_PTT(151, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, TCP,  PAY4),
	I40E_PTT(152, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, SCTP, PAY4),
	I40E_PTT(153, IP, IPV6, NOF, IP_GRENAT_MAC_VLAN, IPV6, NOF, ICMP, PAY4),

	/* unused entries */
	I40E_PTT_UNUSED_ENTRY(154),
	I40E_PTT_UNUSED_ENTRY(155),
	I40E_PTT_UNUSED_ENTRY(156),
	I40E_PTT_UNUSED_ENTRY(157),
	I40E_PTT_UNUSED_ENTRY(158),
	I40E_PTT_UNUSED_ENTRY(159),

	I40E_PTT_UNUSED_ENTRY(160),
	I40E_PTT_UNUSED_ENTRY(161),
	I40E_PTT_UNUSED_ENTRY(162),
	I40E_PTT_UNUSED_ENTRY(163),
	I40E_PTT_UNUSED_ENTRY(164),
	I40E_PTT_UNUSED_ENTRY(165),
	I40E_PTT_UNUSED_ENTRY(166),
	I40E_PTT_UNUSED_ENTRY(167),
	I40E_PTT_UNUSED_ENTRY(168),
	I40E_PTT_UNUSED_ENTRY(169),

	I40E_PTT_UNUSED_ENTRY(170),
	I40E_PTT_UNUSED_ENTRY(171),
	I40E_PTT_UNUSED_ENTRY(172),
	I40E_PTT_UNUSED_ENTRY(173),
	I40E_PTT_UNUSED_ENTRY(174),
	I40E_PTT_UNUSED_ENTRY(175),
	I40E_PTT_UNUSED_ENTRY(176),
	I40E_PTT_UNUSED_ENTRY(177),
	I40E_PTT_UNUSED_ENTRY(178),
	I40E_PTT_UNUSED_ENTRY(179),

	I40E_PTT_UNUSED_ENTRY(180),
	I40E_PTT_UNUSED_ENTRY(181),
	I40E_PTT_UNUSED_ENTRY(182),
	I40E_PTT_UNUSED_ENTRY(183),
	I40E_PTT_UNUSED_ENTRY(184),
	I40E_PTT_UNUSED_ENTRY(185),
	I40E_PTT_UNUSED_ENTRY(186),
	I40E_PTT_UNUSED_ENTRY(187),
	I40E_PTT_UNUSED_ENTRY(188),
	I40E_PTT_UNUSED_ENTRY(189),

	I40E_PTT_UNUSED_ENTRY(190),
	I40E_PTT_UNUSED_ENTRY(191),
	I40E_PTT_UNUSED_ENTRY(192),
	I40E_PTT_UNUSED_ENTRY(193),
	I40E_PTT_UNUSED_ENTRY(194),
	I40E_PTT_UNUSED_ENTRY(195),
	I40E_PTT_UNUSED_ENTRY(196),
	I40E_PTT_UNUSED_ENTRY(197),
	I40E_PTT_UNUSED_ENTRY(198),
	I40E_PTT_UNUSED_ENTRY(199),

	I40E_PTT_UNUSED_ENTRY(200),
	I40E_PTT_UNUSED_ENTRY(201),
	I40E_PTT_UNUSED_ENTRY(202),
	I40E_PTT_UNUSED_ENTRY(203),
	I40E_PTT_UNUSED_ENTRY(204),
	I40E_PTT_UNUSED_ENTRY(205),
	I40E_PTT_UNUSED_ENTRY(206),
	I40E_PTT_UNUSED_ENTRY(207),
	I40E_PTT_UNUSED_ENTRY(208),
	I40E_PTT_UNUSED_ENTRY(209),

	I40E_PTT_UNUSED_ENTRY(210),
	I40E_PTT_UNUSED_ENTRY(211),
	I40E_PTT_UNUSED_ENTRY(212),
	I40E_PTT_UNUSED_ENTRY(213),
	I40E_PTT_UNUSED_ENTRY(214),
	I40E_PTT_UNUSED_ENTRY(215),
	I40E_PTT_UNUSED_ENTRY(216),
	I40E_PTT_UNUSED_ENTRY(217),
	I40E_PTT_UNUSED_ENTRY(218),
	I40E_PTT_UNUSED_ENTRY(219),

	I40E_PTT_UNUSED_ENTRY(220),
	I40E_PTT_UNUSED_ENTRY(221),
	I40E_PTT_UNUSED_ENTRY(222),
	I40E_PTT_UNUSED_ENTRY(223),
	I40E_PTT_UNUSED_ENTRY(224),
	I40E_PTT_UNUSED_ENTRY(225),
	I40E_PTT_UNUSED_ENTRY(226),
	I40E_PTT_UNUSED_ENTRY(227),
	I40E_PTT_UNUSED_ENTRY(228),
	I40E_PTT_UNUSED_ENTRY(229),

	I40E_PTT_UNUSED_ENTRY(230),
	I40E_PTT_UNUSED_ENTRY(231),
	I40E_PTT_UNUSED_ENTRY(232),
	I40E_PTT_UNUSED_ENTRY(233),
	I40E_PTT_UNUSED_ENTRY(234),
	I40E_PTT_UNUSED_ENTRY(235),
	I40E_PTT_UNUSED_ENTRY(236),
	I40E_PTT_UNUSED_ENTRY(237),
	I40E_PTT_UNUSED_ENTRY(238),
	I40E_PTT_UNUSED_ENTRY(239),

	I40E_PTT_UNUSED_ENTRY(240),
	I40E_PTT_UNUSED_ENTRY(241),
	I40E_PTT_UNUSED_ENTRY(242),
	I40E_PTT_UNUSED_ENTRY(243),
	I40E_PTT_UNUSED_ENTRY(244),
	I40E_PTT_UNUSED_ENTRY(245),
	I40E_PTT_UNUSED_ENTRY(246),
	I40E_PTT_UNUSED_ENTRY(247),
	I40E_PTT_UNUSED_ENTRY(248),
	I40E_PTT_UNUSED_ENTRY(249),

	I40E_PTT_UNUSED_ENTRY(250),
	I40E_PTT_UNUSED_ENTRY(251),
	I40E_PTT_UNUSED_ENTRY(252),
	I40E_PTT_UNUSED_ENTRY(253),
	I40E_PTT_UNUSED_ENTRY(254),
	I40E_PTT_UNUSED_ENTRY(255)
};


/**
 * i40e_init_shared_code - Initialize the shared code
 * @hw: pointer to hardware structure
 *
 * This assigns the MAC type and PHY code and inits the NVM.
 * Does not touch the hardware. This function must be called prior to any
 * other function in the shared code. The i40e_hw structure should be
 * memset to 0 prior to calling this function.  The following fields in
 * hw structure should be filled in prior to calling this function:
 * hw_addr, back, device_id, vendor_id, subsystem_device_id,
 * subsystem_vendor_id, and revision_id
 **/
enum i40e_status_code i40e_init_shared_code(struct i40e_hw *hw)
{
	enum i40e_status_code status = I40E_SUCCESS;
	u32 reg;

	DEBUGFUNC("i40e_init_shared_code");

	i40e_set_mac_type(hw);

	switch (hw->mac.type) {
	case I40E_MAC_XL710:
		break;
	default:
		return I40E_ERR_DEVICE_NOT_SUPPORTED;
	}

	hw->phy.get_link_info = TRUE;

	/* Determine port number */
	reg = rd32(hw, I40E_PFGEN_PORTNUM);
	reg = ((reg & I40E_PFGEN_PORTNUM_PORT_NUM_MASK) >>
	       I40E_PFGEN_PORTNUM_PORT_NUM_SHIFT);
	hw->port = (u8)reg;

	/* Determine the PF number based on the PCI fn */
	reg = rd32(hw, I40E_GLPCI_CAPSUP);
	if (reg & I40E_GLPCI_CAPSUP_ARI_EN_MASK)
		hw->pf_id = (u8)((hw->bus.device << 3) | hw->bus.func);
	else
		hw->pf_id = (u8)hw->bus.func;

	status = i40e_init_nvm(hw);
	return status;
}

/**
 * i40e_aq_mac_address_read - Retrieve the MAC addresses
 * @hw: pointer to the hw struct
 * @flags: a return indicator of what addresses were added to the addr store
 * @addrs: the requestor's mac addr store
 * @cmd_details: pointer to command details structure or NULL
 **/
static enum i40e_status_code i40e_aq_mac_address_read(struct i40e_hw *hw,
				   u16 *flags,
				   struct i40e_aqc_mac_address_read_data *addrs,
				   struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_mac_address_read *cmd_data =
		(struct i40e_aqc_mac_address_read *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_read);
	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);

	status = i40e_asq_send_command(hw, &desc, addrs,
				       sizeof(*addrs), cmd_details);
	*flags = LE16_TO_CPU(cmd_data->command_flags);

	return status;
}

/**
 * i40e_aq_mac_address_write - Change the MAC addresses
 * @hw: pointer to the hw struct
 * @flags: indicates which MAC to be written
 * @mac_addr: address to write
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_mac_address_write(struct i40e_hw *hw,
				    u16 flags, u8 *mac_addr,
				    struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_mac_address_write *cmd_data =
		(struct i40e_aqc_mac_address_write *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_mac_address_write);
	cmd_data->command_flags = CPU_TO_LE16(flags);
	cmd_data->mac_sah = CPU_TO_LE16((u16)mac_addr[0] << 8 | mac_addr[1]);
	cmd_data->mac_sal = CPU_TO_LE32(((u32)mac_addr[2] << 24) |
					((u32)mac_addr[3] << 16) |
					((u32)mac_addr[4] << 8) |
					mac_addr[5]);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_get_mac_addr - get MAC address
 * @hw: pointer to the HW structure
 * @mac_addr: pointer to MAC address
 *
 * Reads the adapter's MAC address from register
 **/
enum i40e_status_code i40e_get_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
{
	struct i40e_aqc_mac_address_read_data addrs;
	enum i40e_status_code status;
	u16 flags = 0;

	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);

	if (flags & I40E_AQC_LAN_ADDR_VALID)
		memcpy(mac_addr, &addrs.pf_lan_mac, sizeof(addrs.pf_lan_mac));

	return status;
}

/**
 * i40e_get_port_mac_addr - get Port MAC address
 * @hw: pointer to the HW structure
 * @mac_addr: pointer to Port MAC address
 *
 * Reads the adapter's Port MAC address
 **/
enum i40e_status_code i40e_get_port_mac_addr(struct i40e_hw *hw, u8 *mac_addr)
{
	struct i40e_aqc_mac_address_read_data addrs;
	enum i40e_status_code status;
	u16 flags = 0;

	status = i40e_aq_mac_address_read(hw, &flags, &addrs, NULL);
	if (status)
		return status;

	if (flags & I40E_AQC_PORT_ADDR_VALID)
		memcpy(mac_addr, &addrs.port_mac, sizeof(addrs.port_mac));
	else
		status = I40E_ERR_INVALID_MAC_ADDR;

	return status;
}

/**
 * i40e_pre_tx_queue_cfg - pre tx queue configure
 * @hw: pointer to the HW structure
 * @queue: target pf queue index
 * @enable: state change request
 *
 * Handles hw requirement to indicate intention to enable
 * or disable target queue.
 **/
void i40e_pre_tx_queue_cfg(struct i40e_hw *hw, u32 queue, bool enable)
{
	u32 abs_queue_idx = hw->func_caps.base_queue + queue;
	u32 reg_block = 0;
	u32 reg_val;

	if (abs_queue_idx >= 128) {
		reg_block = abs_queue_idx / 128;
		abs_queue_idx %= 128;
	}

	reg_val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
	reg_val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
	reg_val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);

	if (enable)
		reg_val |= I40E_GLLAN_TXPRE_QDIS_CLEAR_QDIS_MASK;
	else
		reg_val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;

	wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), reg_val);
}

/**
 * i40e_validate_mac_addr - Validate unicast MAC address
 * @mac_addr: pointer to MAC address
 *
 * Tests a MAC address to ensure it is a valid Individual Address
 **/
enum i40e_status_code i40e_validate_mac_addr(u8 *mac_addr)
{
	enum i40e_status_code status = I40E_SUCCESS;

	DEBUGFUNC("i40e_validate_mac_addr");

	/* Broadcast addresses ARE multicast addresses
	 * Make sure it is not a multicast address
	 * Reject the zero address
	 */
	if (I40E_IS_MULTICAST(mac_addr) ||
	    (mac_addr[0] == 0 && mac_addr[1] == 0 && mac_addr[2] == 0 &&
	      mac_addr[3] == 0 && mac_addr[4] == 0 && mac_addr[5] == 0))
		status = I40E_ERR_INVALID_MAC_ADDR;

	return status;
}

/**
 * i40e_get_media_type - Gets media type
 * @hw: pointer to the hardware structure
 **/
static enum i40e_media_type i40e_get_media_type(struct i40e_hw *hw)
{
	enum i40e_media_type media;

	switch (hw->phy.link_info.phy_type) {
	case I40E_PHY_TYPE_10GBASE_SR:
	case I40E_PHY_TYPE_10GBASE_LR:
	case I40E_PHY_TYPE_1000BASE_SX:
	case I40E_PHY_TYPE_1000BASE_LX:
	case I40E_PHY_TYPE_40GBASE_SR4:
	case I40E_PHY_TYPE_40GBASE_LR4:
		media = I40E_MEDIA_TYPE_FIBER;
		break;
	case I40E_PHY_TYPE_100BASE_TX:
	case I40E_PHY_TYPE_1000BASE_T:
	case I40E_PHY_TYPE_10GBASE_T:
		media = I40E_MEDIA_TYPE_BASET;
		break;
	case I40E_PHY_TYPE_10GBASE_CR1_CU:
	case I40E_PHY_TYPE_40GBASE_CR4_CU:
	case I40E_PHY_TYPE_10GBASE_CR1:
	case I40E_PHY_TYPE_40GBASE_CR4:
	case I40E_PHY_TYPE_10GBASE_SFPP_CU:
		media = I40E_MEDIA_TYPE_DA;
		break;
	case I40E_PHY_TYPE_1000BASE_KX:
	case I40E_PHY_TYPE_10GBASE_KX4:
	case I40E_PHY_TYPE_10GBASE_KR:
	case I40E_PHY_TYPE_40GBASE_KR4:
		media = I40E_MEDIA_TYPE_BACKPLANE;
		break;
	case I40E_PHY_TYPE_SGMII:
	case I40E_PHY_TYPE_XAUI:
	case I40E_PHY_TYPE_XFI:
	case I40E_PHY_TYPE_XLAUI:
	case I40E_PHY_TYPE_XLPPI:
	default:
		media = I40E_MEDIA_TYPE_UNKNOWN;
		break;
	}

	return media;
}

#define I40E_PF_RESET_WAIT_COUNT	100
/**
 * i40e_pf_reset - Reset the PF
 * @hw: pointer to the hardware structure
 *
 * Assuming someone else has triggered a global reset,
 * assure the global reset is complete and then reset the PF
 **/
enum i40e_status_code i40e_pf_reset(struct i40e_hw *hw)
{
	u32 cnt = 0;
	u32 cnt1 = 0;
	u32 reg = 0;
	u32 grst_del;

	/* Poll for Global Reset steady state in case of recent GRST.
	 * The grst delay value is in 100ms units, and we'll wait a
	 * couple counts longer to be sure we don't just miss the end.
	 */
	grst_del = rd32(hw, I40E_GLGEN_RSTCTL) & I40E_GLGEN_RSTCTL_GRSTDEL_MASK
			>> I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT;
	for (cnt = 0; cnt < grst_del + 2; cnt++) {
		reg = rd32(hw, I40E_GLGEN_RSTAT);
		if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK))
			break;
		i40e_msec_delay(100);
	}
	if (reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK) {
		DEBUGOUT("Global reset polling failed to complete.\n");
		return I40E_ERR_RESET_FAILED;
	}

	/* Now Wait for the FW to be ready */
	for (cnt1 = 0; cnt1 < I40E_PF_RESET_WAIT_COUNT; cnt1++) {
		reg = rd32(hw, I40E_GLNVM_ULD);
		reg &= (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
			I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK);
		if (reg == (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
			    I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK)) {
			DEBUGOUT1("Core and Global modules ready %d\n", cnt1);
			break;
		}
		i40e_msec_delay(10);
	}
	if (!(reg & (I40E_GLNVM_ULD_CONF_CORE_DONE_MASK |
		     I40E_GLNVM_ULD_CONF_GLOBAL_DONE_MASK))) {
		DEBUGOUT("wait for FW Reset complete timedout\n");
		DEBUGOUT1("I40E_GLNVM_ULD = 0x%x\n", reg);
		return I40E_ERR_RESET_FAILED;
	}

	/* If there was a Global Reset in progress when we got here,
	 * we don't need to do the PF Reset
	 */
	if (!cnt) {
		reg = rd32(hw, I40E_PFGEN_CTRL);
		wr32(hw, I40E_PFGEN_CTRL,
		     (reg | I40E_PFGEN_CTRL_PFSWR_MASK));
		for (cnt = 0; cnt < I40E_PF_RESET_WAIT_COUNT; cnt++) {
			reg = rd32(hw, I40E_PFGEN_CTRL);
			if (!(reg & I40E_PFGEN_CTRL_PFSWR_MASK))
				break;
			i40e_msec_delay(1);
		}
		if (reg & I40E_PFGEN_CTRL_PFSWR_MASK) {
			DEBUGOUT("PF reset polling failed to complete.\n");
			return I40E_ERR_RESET_FAILED;
		}
	}

	i40e_clear_pxe_mode(hw);


	return I40E_SUCCESS;
}

/**
 * i40e_clear_hw - clear out any left over hw state
 * @hw: pointer to the hw struct
 *
 * Clear queues and interrupts, typically called at init time,
 * but after the capabilities have been found so we know how many
 * queues and msix vectors have been allocated.
 **/
void i40e_clear_hw(struct i40e_hw *hw)
{
	u32 num_queues, base_queue;
	u32 num_pf_int;
	u32 num_vf_int;
	u32 num_vfs;
	u32 i, j;
	u32 val;
	u32 eol = 0x7ff;

	/* get number of interrupts, queues, and vfs */
	val = rd32(hw, I40E_GLPCI_CNF2);
	num_pf_int = (val & I40E_GLPCI_CNF2_MSI_X_PF_N_MASK) >>
			I40E_GLPCI_CNF2_MSI_X_PF_N_SHIFT;
	num_vf_int = (val & I40E_GLPCI_CNF2_MSI_X_VF_N_MASK) >>
			I40E_GLPCI_CNF2_MSI_X_VF_N_SHIFT;

	val = rd32(hw, I40E_PFLAN_QALLOC);
	base_queue = (val & I40E_PFLAN_QALLOC_FIRSTQ_MASK) >>
			I40E_PFLAN_QALLOC_FIRSTQ_SHIFT;
	j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >>
			I40E_PFLAN_QALLOC_LASTQ_SHIFT;
	if (val & I40E_PFLAN_QALLOC_VALID_MASK)
		num_queues = (j - base_queue) + 1;
	else
		num_queues = 0;

	val = rd32(hw, I40E_PF_VT_PFALLOC);
	i = (val & I40E_PF_VT_PFALLOC_FIRSTVF_MASK) >>
			I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT;
	j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >>
			I40E_PF_VT_PFALLOC_LASTVF_SHIFT;
	if (val & I40E_PF_VT_PFALLOC_VALID_MASK)
		num_vfs = (j - i) + 1;
	else
		num_vfs = 0;

	/* stop all the interrupts */
	wr32(hw, I40E_PFINT_ICR0_ENA, 0);
	val = 0x3 << I40E_PFINT_DYN_CTLN_ITR_INDX_SHIFT;
	for (i = 0; i < num_pf_int - 2; i++)
		wr32(hw, I40E_PFINT_DYN_CTLN(i), val);

	/* Set the FIRSTQ_INDX field to 0x7FF in PFINT_LNKLSTx */
	val = eol << I40E_PFINT_LNKLST0_FIRSTQ_INDX_SHIFT;
	wr32(hw, I40E_PFINT_LNKLST0, val);
	for (i = 0; i < num_pf_int - 2; i++)
		wr32(hw, I40E_PFINT_LNKLSTN(i), val);
	val = eol << I40E_VPINT_LNKLST0_FIRSTQ_INDX_SHIFT;
	for (i = 0; i < num_vfs; i++)
		wr32(hw, I40E_VPINT_LNKLST0(i), val);
	for (i = 0; i < num_vf_int - 2; i++)
		wr32(hw, I40E_VPINT_LNKLSTN(i), val);

	/* warn the HW of the coming Tx disables */
	for (i = 0; i < num_queues; i++) {
		u32 abs_queue_idx = base_queue + i;
		u32 reg_block = 0;

		if (abs_queue_idx >= 128) {
			reg_block = abs_queue_idx / 128;
			abs_queue_idx %= 128;
		}

		val = rd32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block));
		val &= ~I40E_GLLAN_TXPRE_QDIS_QINDX_MASK;
		val |= (abs_queue_idx << I40E_GLLAN_TXPRE_QDIS_QINDX_SHIFT);
		val |= I40E_GLLAN_TXPRE_QDIS_SET_QDIS_MASK;

		wr32(hw, I40E_GLLAN_TXPRE_QDIS(reg_block), val);
	}
	i40e_usec_delay(400);

	/* stop all the queues */
	for (i = 0; i < num_queues; i++) {
		wr32(hw, I40E_QINT_TQCTL(i), 0);
		wr32(hw, I40E_QTX_ENA(i), 0);
		wr32(hw, I40E_QINT_RQCTL(i), 0);
		wr32(hw, I40E_QRX_ENA(i), 0);
	}

	/* short wait for all queue disables to settle */
	i40e_usec_delay(50);
}

/**
 * i40e_clear_pxe_mode - clear pxe operations mode
 * @hw: pointer to the hw struct
 *
 * Make sure all PXE mode settings are cleared, including things
 * like descriptor fetch/write-back mode.
 **/
void i40e_clear_pxe_mode(struct i40e_hw *hw)
{
	if (i40e_check_asq_alive(hw))
		i40e_aq_clear_pxe_mode(hw, NULL);
}

/**
 * i40e_led_is_mine - helper to find matching led
 * @hw: pointer to the hw struct
 * @idx: index into GPIO registers
 *
 * returns: 0 if no match, otherwise the value of the GPIO_CTL register
 */
static u32 i40e_led_is_mine(struct i40e_hw *hw, int idx)
{
	u32 gpio_val = 0;
	u32 port;

	if (!hw->func_caps.led[idx])
		return 0;

	gpio_val = rd32(hw, I40E_GLGEN_GPIO_CTL(idx));
	port = (gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_MASK) >>
		I40E_GLGEN_GPIO_CTL_PRT_NUM_SHIFT;

	/* if PRT_NUM_NA is 1 then this LED is not port specific, OR
	 * if it is not our port then ignore
	 */
	if ((gpio_val & I40E_GLGEN_GPIO_CTL_PRT_NUM_NA_MASK) ||
	    (port != hw->port))
		return 0;

	return gpio_val;
}

#define I40E_LED0 22
#define I40E_LINK_ACTIVITY 0xC

/**
 * i40e_led_get - return current on/off mode
 * @hw: pointer to the hw struct
 *
 * The value returned is the 'mode' field as defined in the
 * GPIO register definitions: 0x0 = off, 0xf = on, and other
 * values are variations of possible behaviors relating to
 * blink, link, and wire.
 **/
u32 i40e_led_get(struct i40e_hw *hw)
{
	u32 mode = 0;
	int i;

	/* as per the documentation GPIO 22-29 are the LED
	 * GPIO pins named LED0..LED7
	 */
	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
		u32 gpio_val = i40e_led_is_mine(hw, i);

		if (!gpio_val)
			continue;

		mode = (gpio_val & I40E_GLGEN_GPIO_CTL_LED_MODE_MASK) >>
			I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT;
		break;
	}

	return mode;
}

/**
 * i40e_led_set - set new on/off mode
 * @hw: pointer to the hw struct
 * @mode: 0=off, 0xf=on (else see manual for mode details)
 * @blink: TRUE if the LED should blink when on, FALSE if steady
 *
 * if this function is used to turn on the blink it should
 * be used to disable the blink when restoring the original state.
 **/
void i40e_led_set(struct i40e_hw *hw, u32 mode, bool blink)
{
	int i;

	if (mode & 0xfffffff0)
		DEBUGOUT1("invalid mode passed in %X\n", mode);

	/* as per the documentation GPIO 22-29 are the LED
	 * GPIO pins named LED0..LED7
	 */
	for (i = I40E_LED0; i <= I40E_GLGEN_GPIO_CTL_MAX_INDEX; i++) {
		u32 gpio_val = i40e_led_is_mine(hw, i);

		if (!gpio_val)
			continue;

		gpio_val &= ~I40E_GLGEN_GPIO_CTL_LED_MODE_MASK;
		/* this & is a bit of paranoia, but serves as a range check */
		gpio_val |= ((mode << I40E_GLGEN_GPIO_CTL_LED_MODE_SHIFT) &
			     I40E_GLGEN_GPIO_CTL_LED_MODE_MASK);

		if (mode == I40E_LINK_ACTIVITY)
			blink = FALSE;

		gpio_val |= (blink ? 1 : 0) <<
			    I40E_GLGEN_GPIO_CTL_LED_BLINK_SHIFT;

		wr32(hw, I40E_GLGEN_GPIO_CTL(i), gpio_val);
		break;
	}
}

/* Admin command wrappers */

/**
 * i40e_aq_get_phy_capabilities
 * @hw: pointer to the hw struct
 * @abilities: structure for PHY capabilities to be filled
 * @qualified_modules: report Qualified Modules
 * @report_init: report init capabilities (active are default)
 * @cmd_details: pointer to command details structure or NULL
 *
 * Returns the various PHY abilities supported on the Port.
 **/
enum i40e_status_code i40e_aq_get_phy_capabilities(struct i40e_hw *hw,
			bool qualified_modules, bool report_init,
			struct i40e_aq_get_phy_abilities_resp *abilities,
			struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	enum i40e_status_code status;
	u16 abilities_size = sizeof(struct i40e_aq_get_phy_abilities_resp);

	if (!abilities)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_get_phy_abilities);

	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
	if (abilities_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	if (qualified_modules)
		desc.params.external.param0 |=
			CPU_TO_LE32(I40E_AQ_PHY_REPORT_QUALIFIED_MODULES);

	if (report_init)
		desc.params.external.param0 |=
			CPU_TO_LE32(I40E_AQ_PHY_REPORT_INITIAL_VALUES);

	status = i40e_asq_send_command(hw, &desc, abilities, abilities_size,
				    cmd_details);

	if (hw->aq.asq_last_status == I40E_AQ_RC_EIO)
		status = I40E_ERR_UNKNOWN_PHY;

	return status;
}

/**
 * i40e_aq_set_phy_config
 * @hw: pointer to the hw struct
 * @config: structure with PHY configuration to be set
 * @cmd_details: pointer to command details structure or NULL
 *
 * Set the various PHY configuration parameters
 * supported on the Port.One or more of the Set PHY config parameters may be
 * ignored in an MFP mode as the PF may not have the privilege to set some
 * of the PHY Config parameters. This status will be indicated by the
 * command response.
 **/
enum i40e_status_code i40e_aq_set_phy_config(struct i40e_hw *hw,
				struct i40e_aq_set_phy_config *config,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aq_set_phy_config *cmd =
		(struct i40e_aq_set_phy_config *)&desc.params.raw;
	enum i40e_status_code status;

	if (!config)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_set_phy_config);

	*cmd = *config;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_set_fc
 * @hw: pointer to the hw struct
 *
 * Set the requested flow control mode using set_phy_config.
 **/
enum i40e_status_code i40e_set_fc(struct i40e_hw *hw, u8 *aq_failures,
				  bool atomic_restart)
{
	enum i40e_fc_mode fc_mode = hw->fc.requested_mode;
	struct i40e_aq_get_phy_abilities_resp abilities;
	struct i40e_aq_set_phy_config config;
	enum i40e_status_code status;
	u8 pause_mask = 0x0;

	*aq_failures = 0x0;

	switch (fc_mode) {
	case I40E_FC_FULL:
		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
		break;
	case I40E_FC_RX_PAUSE:
		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_RX;
		break;
	case I40E_FC_TX_PAUSE:
		pause_mask |= I40E_AQ_PHY_FLAG_PAUSE_TX;
		break;
	default:
		break;
	}

	/* Get the current phy config */
	status = i40e_aq_get_phy_capabilities(hw, FALSE, false, &abilities,
					      NULL);
	if (status) {
		*aq_failures |= I40E_SET_FC_AQ_FAIL_GET;
		return status;
	}

	memset(&config, 0, sizeof(struct i40e_aq_set_phy_config));
	/* clear the old pause settings */
	config.abilities = abilities.abilities & ~(I40E_AQ_PHY_FLAG_PAUSE_TX) &
			   ~(I40E_AQ_PHY_FLAG_PAUSE_RX);
	/* set the new abilities */
	config.abilities |= pause_mask;
	/* If the abilities have changed, then set the new config */
	if (config.abilities != abilities.abilities) {
		/* Auto restart link so settings take effect */
		if (atomic_restart)
			config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
		/* Copy over all the old settings */
		config.phy_type = abilities.phy_type;
		config.link_speed = abilities.link_speed;
		config.eee_capability = abilities.eee_capability;
		config.eeer = abilities.eeer_val;
		config.low_power_ctrl = abilities.d3_lpan;
		status = i40e_aq_set_phy_config(hw, &config, NULL);

		if (status)
			*aq_failures |= I40E_SET_FC_AQ_FAIL_SET;
	}
	/* Update the link info */
	status = i40e_update_link_info(hw, TRUE);
	if (status) {
		/* Wait a little bit (on 40G cards it sometimes takes a really
		 * long time for link to come back from the atomic reset)
		 * and try once more
		 */
		i40e_msec_delay(1000);
		status = i40e_update_link_info(hw, TRUE);
	}
	if (status)
		*aq_failures |= I40E_SET_FC_AQ_FAIL_UPDATE;

	return status;
}

/**
 * i40e_aq_set_mac_config
 * @hw: pointer to the hw struct
 * @max_frame_size: Maximum Frame Size to be supported by the port
 * @crc_en: Tell HW to append a CRC to outgoing frames
 * @pacing: Pacing configurations
 * @cmd_details: pointer to command details structure or NULL
 *
 * Configure MAC settings for frame size, jumbo frame support and the
 * addition of a CRC by the hardware.
 **/
enum i40e_status_code i40e_aq_set_mac_config(struct i40e_hw *hw,
				u16 max_frame_size,
				bool crc_en, u16 pacing,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aq_set_mac_config *cmd =
		(struct i40e_aq_set_mac_config *)&desc.params.raw;
	enum i40e_status_code status;

	if (max_frame_size == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_set_mac_config);

	cmd->max_frame_size = CPU_TO_LE16(max_frame_size);
	cmd->params = ((u8)pacing & 0x0F) << 3;
	if (crc_en)
		cmd->params |= I40E_AQ_SET_MAC_CONFIG_CRC_EN;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_clear_pxe_mode
 * @hw: pointer to the hw struct
 * @cmd_details: pointer to command details structure or NULL
 *
 * Tell the firmware that the driver is taking over from PXE
 **/
enum i40e_status_code i40e_aq_clear_pxe_mode(struct i40e_hw *hw,
			struct i40e_asq_cmd_details *cmd_details)
{
	enum i40e_status_code status;
	struct i40e_aq_desc desc;
	struct i40e_aqc_clear_pxe *cmd =
		(struct i40e_aqc_clear_pxe *)&desc.params.raw;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_clear_pxe_mode);

	cmd->rx_cnt = 0x2;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	wr32(hw, I40E_GLLAN_RCTL_0, 0x1);

	return status;
}

/**
 * i40e_aq_set_link_restart_an
 * @hw: pointer to the hw struct
 * @enable_link: if TRUE: enable link, if FALSE: disable link
 * @cmd_details: pointer to command details structure or NULL
 *
 * Sets up the link and restarts the Auto-Negotiation over the link.
 **/
enum i40e_status_code i40e_aq_set_link_restart_an(struct i40e_hw *hw,
		bool enable_link, struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_set_link_restart_an *cmd =
		(struct i40e_aqc_set_link_restart_an *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_set_link_restart_an);

	cmd->command = I40E_AQ_PHY_RESTART_AN;
	if (enable_link)
		cmd->command |= I40E_AQ_PHY_LINK_ENABLE;
	else
		cmd->command &= ~I40E_AQ_PHY_LINK_ENABLE;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_get_link_info
 * @hw: pointer to the hw struct
 * @enable_lse: enable/disable LinkStatusEvent reporting
 * @link: pointer to link status structure - optional
 * @cmd_details: pointer to command details structure or NULL
 *
 * Returns the link status of the adapter.
 **/
enum i40e_status_code i40e_aq_get_link_info(struct i40e_hw *hw,
				bool enable_lse, struct i40e_link_status *link,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_get_link_status *resp =
		(struct i40e_aqc_get_link_status *)&desc.params.raw;
	struct i40e_link_status *hw_link_info = &hw->phy.link_info;
	enum i40e_status_code status;
	bool tx_pause, rx_pause;
	u16 command_flags;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_link_status);

	if (enable_lse)
		command_flags = I40E_AQ_LSE_ENABLE;
	else
		command_flags = I40E_AQ_LSE_DISABLE;
	resp->command_flags = CPU_TO_LE16(command_flags);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (status != I40E_SUCCESS)
		goto aq_get_link_info_exit;

	/* save off old link status information */
	i40e_memcpy(&hw->phy.link_info_old, hw_link_info,
		    sizeof(struct i40e_link_status), I40E_NONDMA_TO_NONDMA);

	/* update link status */
	hw_link_info->phy_type = (enum i40e_aq_phy_type)resp->phy_type;
	hw->phy.media_type = i40e_get_media_type(hw);
	hw_link_info->link_speed = (enum i40e_aq_link_speed)resp->link_speed;
	hw_link_info->link_info = resp->link_info;
	hw_link_info->an_info = resp->an_info;
	hw_link_info->ext_info = resp->ext_info;
	hw_link_info->loopback = resp->loopback;
	hw_link_info->max_frame_size = LE16_TO_CPU(resp->max_frame_size);
	hw_link_info->pacing = resp->config & I40E_AQ_CONFIG_PACING_MASK;

	/* update fc info */
	tx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_TX);
	rx_pause = !!(resp->an_info & I40E_AQ_LINK_PAUSE_RX);
	if (tx_pause & rx_pause)
		hw->fc.current_mode = I40E_FC_FULL;
	else if (tx_pause)
		hw->fc.current_mode = I40E_FC_TX_PAUSE;
	else if (rx_pause)
		hw->fc.current_mode = I40E_FC_RX_PAUSE;
	else
		hw->fc.current_mode = I40E_FC_NONE;

	if (resp->config & I40E_AQ_CONFIG_CRC_ENA)
		hw_link_info->crc_enable = TRUE;
	else
		hw_link_info->crc_enable = FALSE;

	if (resp->command_flags & CPU_TO_LE16(I40E_AQ_LSE_ENABLE))
		hw_link_info->lse_enable = TRUE;
	else
		hw_link_info->lse_enable = FALSE;

	/* save link status information */
	if (link)
		i40e_memcpy(link, hw_link_info, sizeof(struct i40e_link_status),
			    I40E_NONDMA_TO_NONDMA);

	/* flag cleared so helper functions don't call AQ again */
	hw->phy.get_link_info = FALSE;

aq_get_link_info_exit:
	return status;
}

/**
 * i40e_update_link_info
 * @hw: pointer to the hw struct
 * @enable_lse: enable/disable LinkStatusEvent reporting
 *
 * Returns the link status of the adapter
 **/
enum i40e_status_code i40e_update_link_info(struct i40e_hw *hw,
					     bool enable_lse)
{
	struct i40e_aq_get_phy_abilities_resp abilities;
	enum i40e_status_code status;

	status = i40e_aq_get_link_info(hw, enable_lse, NULL, NULL);
	if (status)
		return status;

	status = i40e_aq_get_phy_capabilities(hw, FALSE, false,
					      &abilities, NULL);
	if (status)
		return status;

	if (abilities.abilities & I40E_AQ_PHY_AN_ENABLED)
		hw->phy.link_info.an_enabled = TRUE;
	else
		hw->phy.link_info.an_enabled = FALSE;

	return status;
}

/**
 * i40e_aq_set_phy_int_mask
 * @hw: pointer to the hw struct
 * @mask: interrupt mask to be set
 * @cmd_details: pointer to command details structure or NULL
 *
 * Set link interrupt mask.
 **/
enum i40e_status_code i40e_aq_set_phy_int_mask(struct i40e_hw *hw,
				u16 mask,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_set_phy_int_mask *cmd =
		(struct i40e_aqc_set_phy_int_mask *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_set_phy_int_mask);

	cmd->event_mask = CPU_TO_LE16(mask);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_get_local_advt_reg
 * @hw: pointer to the hw struct
 * @advt_reg: local AN advertisement register value
 * @cmd_details: pointer to command details structure or NULL
 *
 * Get the Local AN advertisement register value.
 **/
enum i40e_status_code i40e_aq_get_local_advt_reg(struct i40e_hw *hw,
				u64 *advt_reg,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_an_advt_reg *resp =
		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_get_local_advt_reg);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (status != I40E_SUCCESS)
		goto aq_get_local_advt_reg_exit;

	*advt_reg = (u64)(LE16_TO_CPU(resp->local_an_reg1)) << 32;
	*advt_reg |= LE32_TO_CPU(resp->local_an_reg0);

aq_get_local_advt_reg_exit:
	return status;
}

/**
 * i40e_aq_set_local_advt_reg
 * @hw: pointer to the hw struct
 * @advt_reg: local AN advertisement register value
 * @cmd_details: pointer to command details structure or NULL
 *
 * Get the Local AN advertisement register value.
 **/
enum i40e_status_code i40e_aq_set_local_advt_reg(struct i40e_hw *hw,
				u64 advt_reg,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_an_advt_reg *cmd =
		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_get_local_advt_reg);

	cmd->local_an_reg0 = CPU_TO_LE32(I40E_LO_DWORD(advt_reg));
	cmd->local_an_reg1 = CPU_TO_LE16(I40E_HI_DWORD(advt_reg));

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_get_partner_advt
 * @hw: pointer to the hw struct
 * @advt_reg: AN partner advertisement register value
 * @cmd_details: pointer to command details structure or NULL
 *
 * Get the link partner AN advertisement register value.
 **/
enum i40e_status_code i40e_aq_get_partner_advt(struct i40e_hw *hw,
				u64 *advt_reg,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_an_advt_reg *resp =
		(struct i40e_aqc_an_advt_reg *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_get_partner_advt);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (status != I40E_SUCCESS)
		goto aq_get_partner_advt_exit;

	*advt_reg = (u64)(LE16_TO_CPU(resp->local_an_reg1)) << 32;
	*advt_reg |= LE32_TO_CPU(resp->local_an_reg0);

aq_get_partner_advt_exit:
	return status;
}

/**
 * i40e_aq_set_lb_modes
 * @hw: pointer to the hw struct
 * @lb_modes: loopback mode to be set
 * @cmd_details: pointer to command details structure or NULL
 *
 * Sets loopback modes.
 **/
enum i40e_status_code i40e_aq_set_lb_modes(struct i40e_hw *hw,
				u16 lb_modes,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_set_lb_mode *cmd =
		(struct i40e_aqc_set_lb_mode *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_set_lb_modes);

	cmd->lb_mode = CPU_TO_LE16(lb_modes);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_set_phy_debug
 * @hw: pointer to the hw struct
 * @cmd_flags: debug command flags
 * @cmd_details: pointer to command details structure or NULL
 *
 * Reset the external PHY.
 **/
enum i40e_status_code i40e_aq_set_phy_debug(struct i40e_hw *hw, u8 cmd_flags,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_set_phy_debug *cmd =
		(struct i40e_aqc_set_phy_debug *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_set_phy_debug);

	cmd->command_flags = cmd_flags;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_add_vsi
 * @hw: pointer to the hw struct
 * @vsi_ctx: pointer to a vsi context struct
 * @cmd_details: pointer to command details structure or NULL
 *
 * Add a VSI context to the hardware.
**/
enum i40e_status_code i40e_aq_add_vsi(struct i40e_hw *hw,
				struct i40e_vsi_context *vsi_ctx,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_get_update_vsi *cmd =
		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
	struct i40e_aqc_add_get_update_vsi_completion *resp =
		(struct i40e_aqc_add_get_update_vsi_completion *)
		&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_add_vsi);

	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->uplink_seid);
	cmd->connection_type = vsi_ctx->connection_type;
	cmd->vf_id = vsi_ctx->vf_num;
	cmd->vsi_flags = CPU_TO_LE16(vsi_ctx->flags);

	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));

	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
				    sizeof(vsi_ctx->info), cmd_details);

	if (status != I40E_SUCCESS)
		goto aq_add_vsi_exit;

	vsi_ctx->seid = LE16_TO_CPU(resp->seid);
	vsi_ctx->vsi_number = LE16_TO_CPU(resp->vsi_number);
	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);

aq_add_vsi_exit:
	return status;
}

/**
 * i40e_aq_set_default_vsi
 * @hw: pointer to the hw struct
 * @seid: vsi number
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_set_default_vsi(struct i40e_hw *hw,
				u16 seid,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
		(struct i40e_aqc_set_vsi_promiscuous_modes *)
		&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					i40e_aqc_opc_set_vsi_promiscuous_modes);

	cmd->promiscuous_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_DEFAULT);
	cmd->seid = CPU_TO_LE16(seid);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_set_vsi_unicast_promiscuous
 * @hw: pointer to the hw struct
 * @seid: vsi number
 * @set: set unicast promiscuous enable/disable
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_set_vsi_unicast_promiscuous(struct i40e_hw *hw,
				u16 seid, bool set,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
	enum i40e_status_code status;
	u16 flags = 0;

	i40e_fill_default_direct_cmd_desc(&desc,
					i40e_aqc_opc_set_vsi_promiscuous_modes);

	if (set)
		flags |= I40E_AQC_SET_VSI_PROMISC_UNICAST;

	cmd->promiscuous_flags = CPU_TO_LE16(flags);

	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_UNICAST);

	cmd->seid = CPU_TO_LE16(seid);
	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_set_vsi_multicast_promiscuous
 * @hw: pointer to the hw struct
 * @seid: vsi number
 * @set: set multicast promiscuous enable/disable
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_set_vsi_multicast_promiscuous(struct i40e_hw *hw,
				u16 seid, bool set, struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
	enum i40e_status_code status;
	u16 flags = 0;

	i40e_fill_default_direct_cmd_desc(&desc,
					i40e_aqc_opc_set_vsi_promiscuous_modes);

	if (set)
		flags |= I40E_AQC_SET_VSI_PROMISC_MULTICAST;

	cmd->promiscuous_flags = CPU_TO_LE16(flags);

	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_MULTICAST);

	cmd->seid = CPU_TO_LE16(seid);
	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_set_vsi_broadcast
 * @hw: pointer to the hw struct
 * @seid: vsi number
 * @set_filter: TRUE to set filter, FALSE to clear filter
 * @cmd_details: pointer to command details structure or NULL
 *
 * Set or clear the broadcast promiscuous flag (filter) for a given VSI.
 **/
enum i40e_status_code i40e_aq_set_vsi_broadcast(struct i40e_hw *hw,
				u16 seid, bool set_filter,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_set_vsi_promiscuous_modes *cmd =
		(struct i40e_aqc_set_vsi_promiscuous_modes *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					i40e_aqc_opc_set_vsi_promiscuous_modes);

	if (set_filter)
		cmd->promiscuous_flags
			    |= CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
	else
		cmd->promiscuous_flags
			    &= CPU_TO_LE16(~I40E_AQC_SET_VSI_PROMISC_BROADCAST);

	cmd->valid_flags = CPU_TO_LE16(I40E_AQC_SET_VSI_PROMISC_BROADCAST);
	cmd->seid = CPU_TO_LE16(seid);
	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_get_vsi_params - get VSI configuration info
 * @hw: pointer to the hw struct
 * @vsi_ctx: pointer to a vsi context struct
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_get_vsi_params(struct i40e_hw *hw,
				struct i40e_vsi_context *vsi_ctx,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_get_update_vsi *cmd =
		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
	struct i40e_aqc_add_get_update_vsi_completion *resp =
		(struct i40e_aqc_add_get_update_vsi_completion *)
		&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_get_vsi_parameters);

	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->seid);

	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);

	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
				    sizeof(vsi_ctx->info), NULL);

	if (status != I40E_SUCCESS)
		goto aq_get_vsi_params_exit;

	vsi_ctx->seid = LE16_TO_CPU(resp->seid);
	vsi_ctx->vsi_number = LE16_TO_CPU(resp->vsi_number);
	vsi_ctx->vsis_allocated = LE16_TO_CPU(resp->vsi_used);
	vsi_ctx->vsis_unallocated = LE16_TO_CPU(resp->vsi_free);

aq_get_vsi_params_exit:
	return status;
}

/**
 * i40e_aq_update_vsi_params
 * @hw: pointer to the hw struct
 * @vsi_ctx: pointer to a vsi context struct
 * @cmd_details: pointer to command details structure or NULL
 *
 * Update a VSI context.
 **/
enum i40e_status_code i40e_aq_update_vsi_params(struct i40e_hw *hw,
				struct i40e_vsi_context *vsi_ctx,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_get_update_vsi *cmd =
		(struct i40e_aqc_add_get_update_vsi *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_update_vsi_parameters);
	cmd->uplink_seid = CPU_TO_LE16(vsi_ctx->seid);

	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));

	status = i40e_asq_send_command(hw, &desc, &vsi_ctx->info,
				    sizeof(vsi_ctx->info), cmd_details);

	return status;
}

/**
 * i40e_aq_get_switch_config
 * @hw: pointer to the hardware structure
 * @buf: pointer to the result buffer
 * @buf_size: length of input buffer
 * @start_seid: seid to start for the report, 0 == beginning
 * @cmd_details: pointer to command details structure or NULL
 *
 * Fill the buf with switch configuration returned from AdminQ command
 **/
enum i40e_status_code i40e_aq_get_switch_config(struct i40e_hw *hw,
				struct i40e_aqc_get_switch_config_resp *buf,
				u16 buf_size, u16 *start_seid,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_switch_seid *scfg =
		(struct i40e_aqc_switch_seid *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_get_switch_config);
	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
	if (buf_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
	scfg->seid = CPU_TO_LE16(*start_seid);

	status = i40e_asq_send_command(hw, &desc, buf, buf_size, cmd_details);
	*start_seid = LE16_TO_CPU(scfg->seid);

	return status;
}

/**
 * i40e_aq_get_firmware_version
 * @hw: pointer to the hw struct
 * @fw_major_version: firmware major version
 * @fw_minor_version: firmware minor version
 * @api_major_version: major queue version
 * @api_minor_version: minor queue version
 * @cmd_details: pointer to command details structure or NULL
 *
 * Get the firmware version from the admin queue commands
 **/
enum i40e_status_code i40e_aq_get_firmware_version(struct i40e_hw *hw,
				u16 *fw_major_version, u16 *fw_minor_version,
				u16 *api_major_version, u16 *api_minor_version,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_get_version *resp =
		(struct i40e_aqc_get_version *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_get_version);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (status == I40E_SUCCESS) {
		if (fw_major_version != NULL)
			*fw_major_version = LE16_TO_CPU(resp->fw_major);
		if (fw_minor_version != NULL)
			*fw_minor_version = LE16_TO_CPU(resp->fw_minor);
		if (api_major_version != NULL)
			*api_major_version = LE16_TO_CPU(resp->api_major);
		if (api_minor_version != NULL)
			*api_minor_version = LE16_TO_CPU(resp->api_minor);

		/* A workaround to fix the API version in SW */
		if (api_major_version && api_minor_version &&
		    fw_major_version && fw_minor_version &&
		    ((*api_major_version == 1) && (*api_minor_version == 1)) &&
		    (((*fw_major_version == 4) && (*fw_minor_version >= 2)) ||
		     (*fw_major_version > 4)))
			*api_minor_version = 2;
	}

	return status;
}

/**
 * i40e_aq_send_driver_version
 * @hw: pointer to the hw struct
 * @dv: driver's major, minor version
 * @cmd_details: pointer to command details structure or NULL
 *
 * Send the driver version to the firmware
 **/
enum i40e_status_code i40e_aq_send_driver_version(struct i40e_hw *hw,
				struct i40e_driver_version *dv,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_driver_version *cmd =
		(struct i40e_aqc_driver_version *)&desc.params.raw;
	enum i40e_status_code status;
	u16 len;

	if (dv == NULL)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_driver_version);

	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_SI);
	cmd->driver_major_ver = dv->major_version;
	cmd->driver_minor_ver = dv->minor_version;
	cmd->driver_build_ver = dv->build_version;
	cmd->driver_subbuild_ver = dv->subbuild_version;

	len = 0;
	while (len < sizeof(dv->driver_string) &&
	       (dv->driver_string[len] < 0x80) &&
	       dv->driver_string[len])
		len++;
	status = i40e_asq_send_command(hw, &desc, dv->driver_string,
				       len, cmd_details);

	return status;
}

/**
 * i40e_get_link_status - get status of the HW network link
 * @hw: pointer to the hw struct
 *
 * Returns TRUE if link is up, FALSE if link is down.
 *
 * Side effect: LinkStatusEvent reporting becomes enabled
 **/
bool i40e_get_link_status(struct i40e_hw *hw)
{
	enum i40e_status_code status = I40E_SUCCESS;
	bool link_status = FALSE;

	if (hw->phy.get_link_info) {
		status = i40e_aq_get_link_info(hw, TRUE, NULL, NULL);

		if (status != I40E_SUCCESS)
			goto i40e_get_link_status_exit;
	}

	link_status = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;

i40e_get_link_status_exit:
	return link_status;
}

/**
 * i40e_get_link_speed
 * @hw: pointer to the hw struct
 *
 * Returns the link speed of the adapter.
 **/
enum i40e_aq_link_speed i40e_get_link_speed(struct i40e_hw *hw)
{
	enum i40e_aq_link_speed speed = I40E_LINK_SPEED_UNKNOWN;
	enum i40e_status_code status = I40E_SUCCESS;

	if (hw->phy.get_link_info) {
		status = i40e_aq_get_link_info(hw, TRUE, NULL, NULL);

		if (status != I40E_SUCCESS)
			goto i40e_link_speed_exit;
	}

	speed = hw->phy.link_info.link_speed;

i40e_link_speed_exit:
	return speed;
}

/**
 * i40e_aq_add_veb - Insert a VEB between the VSI and the MAC
 * @hw: pointer to the hw struct
 * @uplink_seid: the MAC or other gizmo SEID
 * @downlink_seid: the VSI SEID
 * @enabled_tc: bitmap of TCs to be enabled
 * @default_port: TRUE for default port VSI, FALSE for control port
 * @enable_l2_filtering: TRUE to add L2 filter table rules to regular forwarding rules for cloud support
 * @veb_seid: pointer to where to put the resulting VEB SEID
 * @cmd_details: pointer to command details structure or NULL
 *
 * This asks the FW to add a VEB between the uplink and downlink
 * elements.  If the uplink SEID is 0, this will be a floating VEB.
 **/
enum i40e_status_code i40e_aq_add_veb(struct i40e_hw *hw, u16 uplink_seid,
				u16 downlink_seid, u8 enabled_tc,
				bool default_port, bool enable_l2_filtering,
				u16 *veb_seid,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_veb *cmd =
		(struct i40e_aqc_add_veb *)&desc.params.raw;
	struct i40e_aqc_add_veb_completion *resp =
		(struct i40e_aqc_add_veb_completion *)&desc.params.raw;
	enum i40e_status_code status;
	u16 veb_flags = 0;

	/* SEIDs need to either both be set or both be 0 for floating VEB */
	if (!!uplink_seid != !!downlink_seid)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_veb);

	cmd->uplink_seid = CPU_TO_LE16(uplink_seid);
	cmd->downlink_seid = CPU_TO_LE16(downlink_seid);
	cmd->enable_tcs = enabled_tc;
	if (!uplink_seid)
		veb_flags |= I40E_AQC_ADD_VEB_FLOATING;
	if (default_port)
		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DEFAULT;
	else
		veb_flags |= I40E_AQC_ADD_VEB_PORT_TYPE_DATA;

	if (enable_l2_filtering)
		veb_flags |= I40E_AQC_ADD_VEB_ENABLE_L2_FILTER;

	cmd->veb_flags = CPU_TO_LE16(veb_flags);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (!status && veb_seid)
		*veb_seid = LE16_TO_CPU(resp->veb_seid);

	return status;
}

/**
 * i40e_aq_get_veb_parameters - Retrieve VEB parameters
 * @hw: pointer to the hw struct
 * @veb_seid: the SEID of the VEB to query
 * @switch_id: the uplink switch id
 * @floating: set to TRUE if the VEB is floating
 * @statistic_index: index of the stats counter block for this VEB
 * @vebs_used: number of VEB's used by function
 * @vebs_free: total VEB's not reserved by any function
 * @cmd_details: pointer to command details structure or NULL
 *
 * This retrieves the parameters for a particular VEB, specified by
 * uplink_seid, and returns them to the caller.
 **/
enum i40e_status_code i40e_aq_get_veb_parameters(struct i40e_hw *hw,
				u16 veb_seid, u16 *switch_id,
				bool *floating, u16 *statistic_index,
				u16 *vebs_used, u16 *vebs_free,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_get_veb_parameters_completion *cmd_resp =
		(struct i40e_aqc_get_veb_parameters_completion *)
		&desc.params.raw;
	enum i40e_status_code status;

	if (veb_seid == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_get_veb_parameters);
	cmd_resp->seid = CPU_TO_LE16(veb_seid);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
	if (status)
		goto get_veb_exit;

	if (switch_id)
		*switch_id = LE16_TO_CPU(cmd_resp->switch_id);
	if (statistic_index)
		*statistic_index = LE16_TO_CPU(cmd_resp->statistic_index);
	if (vebs_used)
		*vebs_used = LE16_TO_CPU(cmd_resp->vebs_used);
	if (vebs_free)
		*vebs_free = LE16_TO_CPU(cmd_resp->vebs_free);
	if (floating) {
		u16 flags = LE16_TO_CPU(cmd_resp->veb_flags);
		if (flags & I40E_AQC_ADD_VEB_FLOATING)
			*floating = TRUE;
		else
			*floating = FALSE;
	}

get_veb_exit:
	return status;
}

/**
 * i40e_aq_add_macvlan
 * @hw: pointer to the hw struct
 * @seid: VSI for the mac address
 * @mv_list: list of macvlans to be added
 * @count: length of the list
 * @cmd_details: pointer to command details structure or NULL
 *
 * Add MAC/VLAN addresses to the HW filtering
 **/
enum i40e_status_code i40e_aq_add_macvlan(struct i40e_hw *hw, u16 seid,
			struct i40e_aqc_add_macvlan_element_data *mv_list,
			u16 count, struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_macvlan *cmd =
		(struct i40e_aqc_macvlan *)&desc.params.raw;
	enum i40e_status_code status;
	u16 buf_size;

	if (count == 0 || !mv_list || !hw)
		return I40E_ERR_PARAM;

	buf_size = count * sizeof(struct i40e_aqc_add_macvlan_element_data);

	/* prep the rest of the request */
	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_macvlan);
	cmd->num_addresses = CPU_TO_LE16(count);
	cmd->seid[0] = CPU_TO_LE16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
	cmd->seid[1] = 0;
	cmd->seid[2] = 0;

	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	if (buf_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
				    cmd_details);

	return status;
}

/**
 * i40e_aq_remove_macvlan
 * @hw: pointer to the hw struct
 * @seid: VSI for the mac address
 * @mv_list: list of macvlans to be removed
 * @count: length of the list
 * @cmd_details: pointer to command details structure or NULL
 *
 * Remove MAC/VLAN addresses from the HW filtering
 **/
enum i40e_status_code i40e_aq_remove_macvlan(struct i40e_hw *hw, u16 seid,
			struct i40e_aqc_remove_macvlan_element_data *mv_list,
			u16 count, struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_macvlan *cmd =
		(struct i40e_aqc_macvlan *)&desc.params.raw;
	enum i40e_status_code status;
	u16 buf_size;

	if (count == 0 || !mv_list || !hw)
		return I40E_ERR_PARAM;

	buf_size = count * sizeof(struct i40e_aqc_remove_macvlan_element_data);

	/* prep the rest of the request */
	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_macvlan);
	cmd->num_addresses = CPU_TO_LE16(count);
	cmd->seid[0] = CPU_TO_LE16(I40E_AQC_MACVLAN_CMD_SEID_VALID | seid);
	cmd->seid[1] = 0;
	cmd->seid[2] = 0;

	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	if (buf_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	status = i40e_asq_send_command(hw, &desc, mv_list, buf_size,
				       cmd_details);

	return status;
}

/**
 * i40e_aq_add_vlan - Add VLAN ids to the HW filtering
 * @hw: pointer to the hw struct
 * @seid: VSI for the vlan filters
 * @v_list: list of vlan filters to be added
 * @count: length of the list
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_add_vlan(struct i40e_hw *hw, u16 seid,
			struct i40e_aqc_add_remove_vlan_element_data *v_list,
			u8 count, struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_macvlan *cmd =
		(struct i40e_aqc_macvlan *)&desc.params.raw;
	enum i40e_status_code status;
	u16 buf_size;

	if (count == 0 || !v_list || !hw)
		return I40E_ERR_PARAM;

	buf_size = count * sizeof(struct i40e_aqc_add_remove_vlan_element_data);

	/* prep the rest of the request */
	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_vlan);
	cmd->num_addresses = CPU_TO_LE16(count);
	cmd->seid[0] = CPU_TO_LE16(seid | I40E_AQC_MACVLAN_CMD_SEID_VALID);
	cmd->seid[1] = 0;
	cmd->seid[2] = 0;

	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	if (buf_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	status = i40e_asq_send_command(hw, &desc, v_list, buf_size,
				       cmd_details);

	return status;
}

/**
 * i40e_aq_remove_vlan - Remove VLANs from the HW filtering
 * @hw: pointer to the hw struct
 * @seid: VSI for the vlan filters
 * @v_list: list of macvlans to be removed
 * @count: length of the list
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_remove_vlan(struct i40e_hw *hw, u16 seid,
			struct i40e_aqc_add_remove_vlan_element_data *v_list,
			u8 count, struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_macvlan *cmd =
		(struct i40e_aqc_macvlan *)&desc.params.raw;
	enum i40e_status_code status;
	u16 buf_size;

	if (count == 0 || !v_list || !hw)
		return I40E_ERR_PARAM;

	buf_size = count * sizeof(struct i40e_aqc_add_remove_vlan_element_data);

	/* prep the rest of the request */
	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_vlan);
	cmd->num_addresses = CPU_TO_LE16(count);
	cmd->seid[0] = CPU_TO_LE16(seid | I40E_AQC_MACVLAN_CMD_SEID_VALID);
	cmd->seid[1] = 0;
	cmd->seid[2] = 0;

	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	if (buf_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	status = i40e_asq_send_command(hw, &desc, v_list, buf_size,
				       cmd_details);

	return status;
}

/**
 * i40e_aq_send_msg_to_vf
 * @hw: pointer to the hardware structure
 * @vfid: vf id to send msg
 * @v_opcode: opcodes for VF-PF communication
 * @v_retval: return error code
 * @msg: pointer to the msg buffer
 * @msglen: msg length
 * @cmd_details: pointer to command details
 *
 * send msg to vf
 **/
enum i40e_status_code i40e_aq_send_msg_to_vf(struct i40e_hw *hw, u16 vfid,
				u32 v_opcode, u32 v_retval, u8 *msg, u16 msglen,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_pf_vf_message *cmd =
		(struct i40e_aqc_pf_vf_message *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_vf);
	cmd->id = CPU_TO_LE32(vfid);
	desc.cookie_high = CPU_TO_LE32(v_opcode);
	desc.cookie_low = CPU_TO_LE32(v_retval);
	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_SI);
	if (msglen) {
		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF |
						I40E_AQ_FLAG_RD));
		if (msglen > I40E_AQ_LARGE_BUF)
			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
		desc.datalen = CPU_TO_LE16(msglen);
	}
	status = i40e_asq_send_command(hw, &desc, msg, msglen, cmd_details);

	return status;
}

/**
 * i40e_aq_debug_write_register
 * @hw: pointer to the hw struct
 * @reg_addr: register address
 * @reg_val: register value
 * @cmd_details: pointer to command details structure or NULL
 *
 * Write to a register using the admin queue commands
 **/
enum i40e_status_code i40e_aq_debug_write_register(struct i40e_hw *hw,
				u32 reg_addr, u64 reg_val,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_debug_reg_read_write *cmd =
		(struct i40e_aqc_debug_reg_read_write *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_debug_write_reg);

	cmd->address = CPU_TO_LE32(reg_addr);
	cmd->value_high = CPU_TO_LE32((u32)(reg_val >> 32));
	cmd->value_low = CPU_TO_LE32((u32)(reg_val & 0xFFFFFFFF));

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_get_hmc_resource_profile
 * @hw: pointer to the hw struct
 * @profile: type of profile the HMC is to be set as
 * @pe_vf_enabled_count: the number of PE enabled VFs the system has
 * @cmd_details: pointer to command details structure or NULL
 *
 * query the HMC profile of the device.
 **/
enum i40e_status_code i40e_aq_get_hmc_resource_profile(struct i40e_hw *hw,
				enum i40e_aq_hmc_profile *profile,
				u8 *pe_vf_enabled_count,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aq_get_set_hmc_resource_profile *resp =
		(struct i40e_aq_get_set_hmc_resource_profile *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
				i40e_aqc_opc_query_hmc_resource_profile);
	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	*profile = (enum i40e_aq_hmc_profile)(resp->pm_profile &
		   I40E_AQ_GET_HMC_RESOURCE_PROFILE_PM_MASK);
	*pe_vf_enabled_count = resp->pe_vf_enabled &
			       I40E_AQ_GET_HMC_RESOURCE_PROFILE_COUNT_MASK;

	return status;
}

/**
 * i40e_aq_set_hmc_resource_profile
 * @hw: pointer to the hw struct
 * @profile: type of profile the HMC is to be set as
 * @pe_vf_enabled_count: the number of PE enabled VFs the system has
 * @cmd_details: pointer to command details structure or NULL
 *
 * set the HMC profile of the device.
 **/
enum i40e_status_code i40e_aq_set_hmc_resource_profile(struct i40e_hw *hw,
				enum i40e_aq_hmc_profile profile,
				u8 pe_vf_enabled_count,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aq_get_set_hmc_resource_profile *cmd =
		(struct i40e_aq_get_set_hmc_resource_profile *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					i40e_aqc_opc_set_hmc_resource_profile);

	cmd->pm_profile = (u8)profile;
	cmd->pe_vf_enabled = pe_vf_enabled_count;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_request_resource
 * @hw: pointer to the hw struct
 * @resource: resource id
 * @access: access type
 * @sdp_number: resource number
 * @timeout: the maximum time in ms that the driver may hold the resource
 * @cmd_details: pointer to command details structure or NULL
 *
 * requests common resource using the admin queue commands
 **/
enum i40e_status_code i40e_aq_request_resource(struct i40e_hw *hw,
				enum i40e_aq_resources_ids resource,
				enum i40e_aq_resource_access_type access,
				u8 sdp_number, u64 *timeout,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_request_resource *cmd_resp =
		(struct i40e_aqc_request_resource *)&desc.params.raw;
	enum i40e_status_code status;

	DEBUGFUNC("i40e_aq_request_resource");

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_request_resource);

	cmd_resp->resource_id = CPU_TO_LE16(resource);
	cmd_resp->access_type = CPU_TO_LE16(access);
	cmd_resp->resource_number = CPU_TO_LE32(sdp_number);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);
	/* The completion specifies the maximum time in ms that the driver
	 * may hold the resource in the Timeout field.
	 * If the resource is held by someone else, the command completes with
	 * busy return value and the timeout field indicates the maximum time
	 * the current owner of the resource has to free it.
	 */
	if (status == I40E_SUCCESS || hw->aq.asq_last_status == I40E_AQ_RC_EBUSY)
		*timeout = LE32_TO_CPU(cmd_resp->timeout);

	return status;
}

/**
 * i40e_aq_release_resource
 * @hw: pointer to the hw struct
 * @resource: resource id
 * @sdp_number: resource number
 * @cmd_details: pointer to command details structure or NULL
 *
 * release common resource using the admin queue commands
 **/
enum i40e_status_code i40e_aq_release_resource(struct i40e_hw *hw,
				enum i40e_aq_resources_ids resource,
				u8 sdp_number,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_request_resource *cmd =
		(struct i40e_aqc_request_resource *)&desc.params.raw;
	enum i40e_status_code status;

	DEBUGFUNC("i40e_aq_release_resource");

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_release_resource);

	cmd->resource_id = CPU_TO_LE16(resource);
	cmd->resource_number = CPU_TO_LE32(sdp_number);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_read_nvm
 * @hw: pointer to the hw struct
 * @module_pointer: module pointer location in words from the NVM beginning
 * @offset: byte offset from the module beginning
 * @length: length of the section to be read (in bytes from the offset)
 * @data: command buffer (size [bytes] = length)
 * @last_command: tells if this is the last command in a series
 * @cmd_details: pointer to command details structure or NULL
 *
 * Read the NVM using the admin queue commands
 **/
enum i40e_status_code i40e_aq_read_nvm(struct i40e_hw *hw, u8 module_pointer,
				u32 offset, u16 length, void *data,
				bool last_command,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_nvm_update *cmd =
		(struct i40e_aqc_nvm_update *)&desc.params.raw;
	enum i40e_status_code status;

	DEBUGFUNC("i40e_aq_read_nvm");

	/* In offset the highest byte must be zeroed. */
	if (offset & 0xFF000000) {
		status = I40E_ERR_PARAM;
		goto i40e_aq_read_nvm_exit;
	}

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_read);

	/* If this is the last command in a series, set the proper flag. */
	if (last_command)
		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
	cmd->module_pointer = module_pointer;
	cmd->offset = CPU_TO_LE32(offset);
	cmd->length = CPU_TO_LE16(length);

	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
	if (length > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);

i40e_aq_read_nvm_exit:
	return status;
}

/**
 * i40e_aq_erase_nvm
 * @hw: pointer to the hw struct
 * @module_pointer: module pointer location in words from the NVM beginning
 * @offset: offset in the module (expressed in 4 KB from module's beginning)
 * @length: length of the section to be erased (expressed in 4 KB)
 * @last_command: tells if this is the last command in a series
 * @cmd_details: pointer to command details structure or NULL
 *
 * Erase the NVM sector using the admin queue commands
 **/
enum i40e_status_code i40e_aq_erase_nvm(struct i40e_hw *hw, u8 module_pointer,
				u32 offset, u16 length, bool last_command,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_nvm_update *cmd =
		(struct i40e_aqc_nvm_update *)&desc.params.raw;
	enum i40e_status_code status;

	DEBUGFUNC("i40e_aq_erase_nvm");

	/* In offset the highest byte must be zeroed. */
	if (offset & 0xFF000000) {
		status = I40E_ERR_PARAM;
		goto i40e_aq_erase_nvm_exit;
	}

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_erase);

	/* If this is the last command in a series, set the proper flag. */
	if (last_command)
		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
	cmd->module_pointer = module_pointer;
	cmd->offset = CPU_TO_LE32(offset);
	cmd->length = CPU_TO_LE16(length);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

i40e_aq_erase_nvm_exit:
	return status;
}

#define I40E_DEV_FUNC_CAP_SWITCH_MODE	0x01
#define I40E_DEV_FUNC_CAP_MGMT_MODE	0x02
#define I40E_DEV_FUNC_CAP_NPAR		0x03
#define I40E_DEV_FUNC_CAP_OS2BMC	0x04
#define I40E_DEV_FUNC_CAP_VALID_FUNC	0x05
#define I40E_DEV_FUNC_CAP_SRIOV_1_1	0x12
#define I40E_DEV_FUNC_CAP_VF		0x13
#define I40E_DEV_FUNC_CAP_VMDQ		0x14
#define I40E_DEV_FUNC_CAP_802_1_QBG	0x15
#define I40E_DEV_FUNC_CAP_802_1_QBH	0x16
#define I40E_DEV_FUNC_CAP_VSI		0x17
#define I40E_DEV_FUNC_CAP_DCB		0x18
#define I40E_DEV_FUNC_CAP_FCOE		0x21
#define I40E_DEV_FUNC_CAP_RSS		0x40
#define I40E_DEV_FUNC_CAP_RX_QUEUES	0x41
#define I40E_DEV_FUNC_CAP_TX_QUEUES	0x42
#define I40E_DEV_FUNC_CAP_MSIX		0x43
#define I40E_DEV_FUNC_CAP_MSIX_VF	0x44
#define I40E_DEV_FUNC_CAP_FLOW_DIRECTOR	0x45
#define I40E_DEV_FUNC_CAP_IEEE_1588	0x46
#define I40E_DEV_FUNC_CAP_MFP_MODE_1	0xF1
#define I40E_DEV_FUNC_CAP_CEM		0xF2
#define I40E_DEV_FUNC_CAP_IWARP		0x51
#define I40E_DEV_FUNC_CAP_LED		0x61
#define I40E_DEV_FUNC_CAP_SDP		0x62
#define I40E_DEV_FUNC_CAP_MDIO		0x63

/**
 * i40e_parse_discover_capabilities
 * @hw: pointer to the hw struct
 * @buff: pointer to a buffer containing device/function capability records
 * @cap_count: number of capability records in the list
 * @list_type_opc: type of capabilities list to parse
 *
 * Parse the device/function capabilities list.
 **/
static void i40e_parse_discover_capabilities(struct i40e_hw *hw, void *buff,
				     u32 cap_count,
				     enum i40e_admin_queue_opc list_type_opc)
{
	struct i40e_aqc_list_capabilities_element_resp *cap;
	u32 number, logical_id, phys_id;
	struct i40e_hw_capabilities *p;
	u32 i = 0;
	u16 id;

	cap = (struct i40e_aqc_list_capabilities_element_resp *) buff;

	if (list_type_opc == i40e_aqc_opc_list_dev_capabilities)
		p = (struct i40e_hw_capabilities *)&hw->dev_caps;
	else if (list_type_opc == i40e_aqc_opc_list_func_capabilities)
		p = (struct i40e_hw_capabilities *)&hw->func_caps;
	else
		return;

	for (i = 0; i < cap_count; i++, cap++) {
		id = LE16_TO_CPU(cap->id);
		number = LE32_TO_CPU(cap->number);
		logical_id = LE32_TO_CPU(cap->logical_id);
		phys_id = LE32_TO_CPU(cap->phys_id);

		switch (id) {
		case I40E_DEV_FUNC_CAP_SWITCH_MODE:
			p->switch_mode = number;
			break;
		case I40E_DEV_FUNC_CAP_MGMT_MODE:
			p->management_mode = number;
			break;
		case I40E_DEV_FUNC_CAP_NPAR:
			p->npar_enable = number;
			break;
		case I40E_DEV_FUNC_CAP_OS2BMC:
			p->os2bmc = number;
			break;
		case I40E_DEV_FUNC_CAP_VALID_FUNC:
			p->valid_functions = number;
			break;
		case I40E_DEV_FUNC_CAP_SRIOV_1_1:
			if (number == 1)
				p->sr_iov_1_1 = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_VF:
			p->num_vfs = number;
			p->vf_base_id = logical_id;
			break;
		case I40E_DEV_FUNC_CAP_VMDQ:
			if (number == 1)
				p->vmdq = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_802_1_QBG:
			if (number == 1)
				p->evb_802_1_qbg = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_802_1_QBH:
			if (number == 1)
				p->evb_802_1_qbh = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_VSI:
			p->num_vsis = number;
			break;
		case I40E_DEV_FUNC_CAP_DCB:
			if (number == 1) {
				p->dcb = TRUE;
				p->enabled_tcmap = logical_id;
				p->maxtc = phys_id;
			}
			break;
		case I40E_DEV_FUNC_CAP_FCOE:
			if (number == 1)
				p->fcoe = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_RSS:
			p->rss = TRUE;
			p->rss_table_size = number;
			p->rss_table_entry_width = logical_id;
			break;
		case I40E_DEV_FUNC_CAP_RX_QUEUES:
			p->num_rx_qp = number;
			p->base_queue = phys_id;
			break;
		case I40E_DEV_FUNC_CAP_TX_QUEUES:
			p->num_tx_qp = number;
			p->base_queue = phys_id;
			break;
		case I40E_DEV_FUNC_CAP_MSIX:
			p->num_msix_vectors = number;
			break;
		case I40E_DEV_FUNC_CAP_MSIX_VF:
			p->num_msix_vectors_vf = number;
			break;
		case I40E_DEV_FUNC_CAP_MFP_MODE_1:
			if (number == 1)
				p->mfp_mode_1 = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_CEM:
			if (number == 1)
				p->mgmt_cem = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_IWARP:
			if (number == 1)
				p->iwarp = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_LED:
			if (phys_id < I40E_HW_CAP_MAX_GPIO)
				p->led[phys_id] = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_SDP:
			if (phys_id < I40E_HW_CAP_MAX_GPIO)
				p->sdp[phys_id] = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_MDIO:
			if (number == 1) {
				p->mdio_port_num = phys_id;
				p->mdio_port_mode = logical_id;
			}
			break;
		case I40E_DEV_FUNC_CAP_IEEE_1588:
			if (number == 1)
				p->ieee_1588 = TRUE;
			break;
		case I40E_DEV_FUNC_CAP_FLOW_DIRECTOR:
			p->fd = TRUE;
			p->fd_filters_guaranteed = number;
			p->fd_filters_best_effort = logical_id;
			break;
		default:
			break;
		}
	}

	/* Software override ensuring FCoE is disabled if npar or mfp
	 * mode because it is not supported in these modes.
	 */
	if (p->npar_enable || p->mfp_mode_1)
		p->fcoe = FALSE;

	/* additional HW specific goodies that might
	 * someday be HW version specific
	 */
	p->rx_buf_chain_len = I40E_MAX_CHAINED_RX_BUFFERS;
}

/**
 * i40e_aq_discover_capabilities
 * @hw: pointer to the hw struct
 * @buff: a virtual buffer to hold the capabilities
 * @buff_size: Size of the virtual buffer
 * @data_size: Size of the returned data, or buff size needed if AQ err==ENOMEM
 * @list_type_opc: capabilities type to discover - pass in the command opcode
 * @cmd_details: pointer to command details structure or NULL
 *
 * Get the device capabilities descriptions from the firmware
 **/
enum i40e_status_code i40e_aq_discover_capabilities(struct i40e_hw *hw,
				void *buff, u16 buff_size, u16 *data_size,
				enum i40e_admin_queue_opc list_type_opc,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aqc_list_capabilites *cmd;
	struct i40e_aq_desc desc;
	enum i40e_status_code status = I40E_SUCCESS;

	cmd = (struct i40e_aqc_list_capabilites *)&desc.params.raw;

	if (list_type_opc != i40e_aqc_opc_list_func_capabilities &&
		list_type_opc != i40e_aqc_opc_list_dev_capabilities) {
		status = I40E_ERR_PARAM;
		goto exit;
	}

	i40e_fill_default_direct_cmd_desc(&desc, list_type_opc);

	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
	if (buff_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
	*data_size = LE16_TO_CPU(desc.datalen);

	if (status)
		goto exit;

	i40e_parse_discover_capabilities(hw, buff, LE32_TO_CPU(cmd->count),
					 list_type_opc);

exit:
	return status;
}

/**
 * i40e_aq_update_nvm
 * @hw: pointer to the hw struct
 * @module_pointer: module pointer location in words from the NVM beginning
 * @offset: byte offset from the module beginning
 * @length: length of the section to be written (in bytes from the offset)
 * @data: command buffer (size [bytes] = length)
 * @last_command: tells if this is the last command in a series
 * @cmd_details: pointer to command details structure or NULL
 *
 * Update the NVM using the admin queue commands
 **/
enum i40e_status_code i40e_aq_update_nvm(struct i40e_hw *hw, u8 module_pointer,
				u32 offset, u16 length, void *data,
				bool last_command,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_nvm_update *cmd =
		(struct i40e_aqc_nvm_update *)&desc.params.raw;
	enum i40e_status_code status;

	DEBUGFUNC("i40e_aq_update_nvm");

	/* In offset the highest byte must be zeroed. */
	if (offset & 0xFF000000) {
		status = I40E_ERR_PARAM;
		goto i40e_aq_update_nvm_exit;
	}

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_nvm_update);

	/* If this is the last command in a series, set the proper flag. */
	if (last_command)
		cmd->command_flags |= I40E_AQ_NVM_LAST_CMD;
	cmd->module_pointer = module_pointer;
	cmd->offset = CPU_TO_LE32(offset);
	cmd->length = CPU_TO_LE16(length);

	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	if (length > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	status = i40e_asq_send_command(hw, &desc, data, length, cmd_details);

i40e_aq_update_nvm_exit:
	return status;
}

/**
 * i40e_aq_get_lldp_mib
 * @hw: pointer to the hw struct
 * @bridge_type: type of bridge requested
 * @mib_type: Local, Remote or both Local and Remote MIBs
 * @buff: pointer to a user supplied buffer to store the MIB block
 * @buff_size: size of the buffer (in bytes)
 * @local_len : length of the returned Local LLDP MIB
 * @remote_len: length of the returned Remote LLDP MIB
 * @cmd_details: pointer to command details structure or NULL
 *
 * Requests the complete LLDP MIB (entire packet).
 **/
enum i40e_status_code i40e_aq_get_lldp_mib(struct i40e_hw *hw, u8 bridge_type,
				u8 mib_type, void *buff, u16 buff_size,
				u16 *local_len, u16 *remote_len,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_lldp_get_mib *cmd =
		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
	struct i40e_aqc_lldp_get_mib *resp =
		(struct i40e_aqc_lldp_get_mib *)&desc.params.raw;
	enum i40e_status_code status;

	if (buff_size == 0 || !buff)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_get_mib);
	/* Indirect Command */
	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);

	cmd->type = mib_type & I40E_AQ_LLDP_MIB_TYPE_MASK;
	cmd->type |= ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
		       I40E_AQ_LLDP_BRIDGE_TYPE_MASK);

	desc.datalen = CPU_TO_LE16(buff_size);

	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
	if (buff_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
	if (!status) {
		if (local_len != NULL)
			*local_len = LE16_TO_CPU(resp->local_len);
		if (remote_len != NULL)
			*remote_len = LE16_TO_CPU(resp->remote_len);
	}

	return status;
}

/**
 * i40e_aq_cfg_lldp_mib_change_event
 * @hw: pointer to the hw struct
 * @enable_update: Enable or Disable event posting
 * @cmd_details: pointer to command details structure or NULL
 *
 * Enable or Disable posting of an event on ARQ when LLDP MIB
 * associated with the interface changes
 **/
enum i40e_status_code i40e_aq_cfg_lldp_mib_change_event(struct i40e_hw *hw,
				bool enable_update,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_lldp_update_mib *cmd =
		(struct i40e_aqc_lldp_update_mib *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_mib);

	if (!enable_update)
		cmd->command |= I40E_AQ_LLDP_MIB_UPDATE_DISABLE;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_add_lldp_tlv
 * @hw: pointer to the hw struct
 * @bridge_type: type of bridge
 * @buff: buffer with TLV to add
 * @buff_size: length of the buffer
 * @tlv_len: length of the TLV to be added
 * @mib_len: length of the LLDP MIB returned in response
 * @cmd_details: pointer to command details structure or NULL
 *
 * Add the specified TLV to LLDP Local MIB for the given bridge type,
 * it is responsibility of the caller to make sure that the TLV is not
 * already present in the LLDPDU.
 * In return firmware will write the complete LLDP MIB with the newly
 * added TLV in the response buffer.
 **/
enum i40e_status_code i40e_aq_add_lldp_tlv(struct i40e_hw *hw, u8 bridge_type,
				void *buff, u16 buff_size, u16 tlv_len,
				u16 *mib_len,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_lldp_add_tlv *cmd =
		(struct i40e_aqc_lldp_add_tlv *)&desc.params.raw;
	enum i40e_status_code status;

	if (buff_size == 0 || !buff || tlv_len == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_add_tlv);

	/* Indirect Command */
	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	if (buff_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
	desc.datalen = CPU_TO_LE16(buff_size);

	cmd->type = ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
		      I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
	cmd->len = CPU_TO_LE16(tlv_len);

	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
	if (!status) {
		if (mib_len != NULL)
			*mib_len = LE16_TO_CPU(desc.datalen);
	}

	return status;
}

/**
 * i40e_aq_update_lldp_tlv
 * @hw: pointer to the hw struct
 * @bridge_type: type of bridge
 * @buff: buffer with TLV to update
 * @buff_size: size of the buffer holding original and updated TLVs
 * @old_len: Length of the Original TLV
 * @new_len: Length of the Updated TLV
 * @offset: offset of the updated TLV in the buff
 * @mib_len: length of the returned LLDP MIB
 * @cmd_details: pointer to command details structure or NULL
 *
 * Update the specified TLV to the LLDP Local MIB for the given bridge type.
 * Firmware will place the complete LLDP MIB in response buffer with the
 * updated TLV.
 **/
enum i40e_status_code i40e_aq_update_lldp_tlv(struct i40e_hw *hw,
				u8 bridge_type, void *buff, u16 buff_size,
				u16 old_len, u16 new_len, u16 offset,
				u16 *mib_len,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_lldp_update_tlv *cmd =
		(struct i40e_aqc_lldp_update_tlv *)&desc.params.raw;
	enum i40e_status_code status;

	if (buff_size == 0 || !buff || offset == 0 ||
	    old_len == 0 || new_len == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_update_tlv);

	/* Indirect Command */
	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	if (buff_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
	desc.datalen = CPU_TO_LE16(buff_size);

	cmd->type = ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
		      I40E_AQ_LLDP_BRIDGE_TYPE_MASK);
	cmd->old_len = CPU_TO_LE16(old_len);
	cmd->new_offset = CPU_TO_LE16(offset);
	cmd->new_len = CPU_TO_LE16(new_len);

	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
	if (!status) {
		if (mib_len != NULL)
			*mib_len = LE16_TO_CPU(desc.datalen);
	}

	return status;
}

/**
 * i40e_aq_delete_lldp_tlv
 * @hw: pointer to the hw struct
 * @bridge_type: type of bridge
 * @buff: pointer to a user supplied buffer that has the TLV
 * @buff_size: length of the buffer
 * @tlv_len: length of the TLV to be deleted
 * @mib_len: length of the returned LLDP MIB
 * @cmd_details: pointer to command details structure or NULL
 *
 * Delete the specified TLV from LLDP Local MIB for the given bridge type.
 * The firmware places the entire LLDP MIB in the response buffer.
 **/
enum i40e_status_code i40e_aq_delete_lldp_tlv(struct i40e_hw *hw,
				u8 bridge_type, void *buff, u16 buff_size,
				u16 tlv_len, u16 *mib_len,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_lldp_add_tlv *cmd =
		(struct i40e_aqc_lldp_add_tlv *)&desc.params.raw;
	enum i40e_status_code status;

	if (buff_size == 0 || !buff)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_delete_tlv);

	/* Indirect Command */
	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	if (buff_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
	desc.datalen = CPU_TO_LE16(buff_size);
	cmd->len = CPU_TO_LE16(tlv_len);
	cmd->type = ((bridge_type << I40E_AQ_LLDP_BRIDGE_TYPE_SHIFT) &
		      I40E_AQ_LLDP_BRIDGE_TYPE_MASK);

	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);
	if (!status) {
		if (mib_len != NULL)
			*mib_len = LE16_TO_CPU(desc.datalen);
	}

	return status;
}

/**
 * i40e_aq_stop_lldp
 * @hw: pointer to the hw struct
 * @shutdown_agent: True if LLDP Agent needs to be Shutdown
 * @cmd_details: pointer to command details structure or NULL
 *
 * Stop or Shutdown the embedded LLDP Agent
 **/
enum i40e_status_code i40e_aq_stop_lldp(struct i40e_hw *hw, bool shutdown_agent,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_lldp_stop *cmd =
		(struct i40e_aqc_lldp_stop *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_stop);

	if (shutdown_agent)
		cmd->command |= I40E_AQ_LLDP_AGENT_SHUTDOWN;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_start_lldp
 * @hw: pointer to the hw struct
 * @cmd_details: pointer to command details structure or NULL
 *
 * Start the embedded LLDP Agent on all ports.
 **/
enum i40e_status_code i40e_aq_start_lldp(struct i40e_hw *hw,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_lldp_start *cmd =
		(struct i40e_aqc_lldp_start *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_lldp_start);

	cmd->command = I40E_AQ_LLDP_AGENT_START;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_add_udp_tunnel
 * @hw: pointer to the hw struct
 * @udp_port: the UDP port to add
 * @header_len: length of the tunneling header length in DWords
 * @protocol_index: protocol index type
 * @filter_index: pointer to filter index
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_add_udp_tunnel(struct i40e_hw *hw,
				u16 udp_port, u8 protocol_index,
				u8 *filter_index,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_udp_tunnel *cmd =
		(struct i40e_aqc_add_udp_tunnel *)&desc.params.raw;
	struct i40e_aqc_del_udp_tunnel_completion *resp =
		(struct i40e_aqc_del_udp_tunnel_completion *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_udp_tunnel);

	cmd->udp_port = CPU_TO_LE16(udp_port);
	cmd->protocol_type = protocol_index;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (!status)
		*filter_index = resp->index;

	return status;
}

/**
 * i40e_aq_del_udp_tunnel
 * @hw: pointer to the hw struct
 * @index: filter index
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_del_udp_tunnel(struct i40e_hw *hw, u8 index,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_remove_udp_tunnel *cmd =
		(struct i40e_aqc_remove_udp_tunnel *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_del_udp_tunnel);

	cmd->index = index;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_get_switch_resource_alloc (0x0204)
 * @hw: pointer to the hw struct
 * @num_entries: pointer to u8 to store the number of resource entries returned
 * @buf: pointer to a user supplied buffer.  This buffer must be large enough
 *        to store the resource information for all resource types.  Each
 *        resource type is a i40e_aqc_switch_resource_alloc_data structure.
 * @count: size, in bytes, of the buffer provided
 * @cmd_details: pointer to command details structure or NULL
 *
 * Query the resources allocated to a function.
 **/
enum i40e_status_code i40e_aq_get_switch_resource_alloc(struct i40e_hw *hw,
			u8 *num_entries,
			struct i40e_aqc_switch_resource_alloc_element_resp *buf,
			u16 count,
			struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_get_switch_resource_alloc *cmd_resp =
		(struct i40e_aqc_get_switch_resource_alloc *)&desc.params.raw;
	enum i40e_status_code status;
	u16 length = count
		   * sizeof(struct i40e_aqc_switch_resource_alloc_element_resp);

	i40e_fill_default_direct_cmd_desc(&desc,
					i40e_aqc_opc_get_switch_resource_alloc);

	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
	if (length > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	status = i40e_asq_send_command(hw, &desc, buf, length, cmd_details);

	if (!status)
		*num_entries = cmd_resp->num_entries;

	return status;
}

/**
 * i40e_aq_delete_element - Delete switch element
 * @hw: pointer to the hw struct
 * @seid: the SEID to delete from the switch
 * @cmd_details: pointer to command details structure or NULL
 *
 * This deletes a switch element from the switch.
 **/
enum i40e_status_code i40e_aq_delete_element(struct i40e_hw *hw, u16 seid,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_switch_seid *cmd =
		(struct i40e_aqc_switch_seid *)&desc.params.raw;
	enum i40e_status_code status;

	if (seid == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_delete_element);

	cmd->seid = CPU_TO_LE16(seid);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40_aq_add_pvirt - Instantiate a Port Virtualizer on a port
 * @hw: pointer to the hw struct
 * @flags: component flags
 * @mac_seid: uplink seid (MAC SEID)
 * @vsi_seid: connected vsi seid
 * @ret_seid: seid of create pv component
 *
 * This instantiates an i40e port virtualizer with specified flags.
 * Depending on specified flags the port virtualizer can act as a
 * 802.1Qbr port virtualizer or a 802.1Qbg S-component.
 */
enum i40e_status_code i40e_aq_add_pvirt(struct i40e_hw *hw, u16 flags,
				       u16 mac_seid, u16 vsi_seid,
				       u16 *ret_seid)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_update_pv *cmd =
		(struct i40e_aqc_add_update_pv *)&desc.params.raw;
	struct i40e_aqc_add_update_pv_completion *resp =
		(struct i40e_aqc_add_update_pv_completion *)&desc.params.raw;
	enum i40e_status_code status;

	if (vsi_seid == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_pv);
	cmd->command_flags = CPU_TO_LE16(flags);
	cmd->uplink_seid = CPU_TO_LE16(mac_seid);
	cmd->connected_seid = CPU_TO_LE16(vsi_seid);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
	if (!status && ret_seid)
		*ret_seid = LE16_TO_CPU(resp->pv_seid);

	return status;
}

/**
 * i40e_aq_add_tag - Add an S/E-tag
 * @hw: pointer to the hw struct
 * @direct_to_queue: should s-tag direct flow to a specific queue
 * @vsi_seid: VSI SEID to use this tag
 * @tag: value of the tag
 * @queue_num: queue number, only valid is direct_to_queue is TRUE
 * @tags_used: return value, number of tags in use by this PF
 * @tags_free: return value, number of unallocated tags
 * @cmd_details: pointer to command details structure or NULL
 *
 * This associates an S- or E-tag to a VSI in the switch complex.  It returns
 * the number of tags allocated by the PF, and the number of unallocated
 * tags available.
 **/
enum i40e_status_code i40e_aq_add_tag(struct i40e_hw *hw, bool direct_to_queue,
				u16 vsi_seid, u16 tag, u16 queue_num,
				u16 *tags_used, u16 *tags_free,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_tag *cmd =
		(struct i40e_aqc_add_tag *)&desc.params.raw;
	struct i40e_aqc_add_remove_tag_completion *resp =
		(struct i40e_aqc_add_remove_tag_completion *)&desc.params.raw;
	enum i40e_status_code status;

	if (vsi_seid == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_tag);

	cmd->seid = CPU_TO_LE16(vsi_seid);
	cmd->tag = CPU_TO_LE16(tag);
	if (direct_to_queue) {
		cmd->flags = CPU_TO_LE16(I40E_AQC_ADD_TAG_FLAG_TO_QUEUE);
		cmd->queue_number = CPU_TO_LE16(queue_num);
	}

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (!status) {
		if (tags_used != NULL)
			*tags_used = LE16_TO_CPU(resp->tags_used);
		if (tags_free != NULL)
			*tags_free = LE16_TO_CPU(resp->tags_free);
	}

	return status;
}

/**
 * i40e_aq_remove_tag - Remove an S- or E-tag
 * @hw: pointer to the hw struct
 * @vsi_seid: VSI SEID this tag is associated with
 * @tag: value of the S-tag to delete
 * @tags_used: return value, number of tags in use by this PF
 * @tags_free: return value, number of unallocated tags
 * @cmd_details: pointer to command details structure or NULL
 *
 * This deletes an S- or E-tag from a VSI in the switch complex.  It returns
 * the number of tags allocated by the PF, and the number of unallocated
 * tags available.
 **/
enum i40e_status_code i40e_aq_remove_tag(struct i40e_hw *hw, u16 vsi_seid,
				u16 tag, u16 *tags_used, u16 *tags_free,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_remove_tag *cmd =
		(struct i40e_aqc_remove_tag *)&desc.params.raw;
	struct i40e_aqc_add_remove_tag_completion *resp =
		(struct i40e_aqc_add_remove_tag_completion *)&desc.params.raw;
	enum i40e_status_code status;

	if (vsi_seid == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_remove_tag);

	cmd->seid = CPU_TO_LE16(vsi_seid);
	cmd->tag = CPU_TO_LE16(tag);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (!status) {
		if (tags_used != NULL)
			*tags_used = LE16_TO_CPU(resp->tags_used);
		if (tags_free != NULL)
			*tags_free = LE16_TO_CPU(resp->tags_free);
	}

	return status;
}

/**
 * i40e_aq_add_mcast_etag - Add a multicast E-tag
 * @hw: pointer to the hw struct
 * @pv_seid: Port Virtualizer of this SEID to associate E-tag with
 * @etag: value of E-tag to add
 * @num_tags_in_buf: number of unicast E-tags in indirect buffer
 * @buf: address of indirect buffer
 * @tags_used: return value, number of E-tags in use by this port
 * @tags_free: return value, number of unallocated M-tags
 * @cmd_details: pointer to command details structure or NULL
 *
 * This associates a multicast E-tag to a port virtualizer.  It will return
 * the number of tags allocated by the PF, and the number of unallocated
 * tags available.
 *
 * The indirect buffer pointed to by buf is a list of 2-byte E-tags,
 * num_tags_in_buf long.
 **/
enum i40e_status_code i40e_aq_add_mcast_etag(struct i40e_hw *hw, u16 pv_seid,
				u16 etag, u8 num_tags_in_buf, void *buf,
				u16 *tags_used, u16 *tags_free,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_remove_mcast_etag *cmd =
		(struct i40e_aqc_add_remove_mcast_etag *)&desc.params.raw;
	struct i40e_aqc_add_remove_mcast_etag_completion *resp =
	   (struct i40e_aqc_add_remove_mcast_etag_completion *)&desc.params.raw;
	enum i40e_status_code status;
	u16 length = sizeof(u16) * num_tags_in_buf;

	if ((pv_seid == 0) || (buf == NULL) || (num_tags_in_buf == 0))
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_add_multicast_etag);

	cmd->pv_seid = CPU_TO_LE16(pv_seid);
	cmd->etag = CPU_TO_LE16(etag);
	cmd->num_unicast_etags = num_tags_in_buf;

	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	if (length > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	status = i40e_asq_send_command(hw, &desc, buf, length, cmd_details);

	if (!status) {
		if (tags_used != NULL)
			*tags_used = LE16_TO_CPU(resp->mcast_etags_used);
		if (tags_free != NULL)
			*tags_free = LE16_TO_CPU(resp->mcast_etags_free);
	}

	return status;
}

/**
 * i40e_aq_remove_mcast_etag - Remove a multicast E-tag
 * @hw: pointer to the hw struct
 * @pv_seid: Port Virtualizer SEID this M-tag is associated with
 * @etag: value of the E-tag to remove
 * @tags_used: return value, number of tags in use by this port
 * @tags_free: return value, number of unallocated tags
 * @cmd_details: pointer to command details structure or NULL
 *
 * This deletes an E-tag from the port virtualizer.  It will return
 * the number of tags allocated by the port, and the number of unallocated
 * tags available.
 **/
enum i40e_status_code i40e_aq_remove_mcast_etag(struct i40e_hw *hw, u16 pv_seid,
				u16 etag, u16 *tags_used, u16 *tags_free,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_remove_mcast_etag *cmd =
		(struct i40e_aqc_add_remove_mcast_etag *)&desc.params.raw;
	struct i40e_aqc_add_remove_mcast_etag_completion *resp =
	   (struct i40e_aqc_add_remove_mcast_etag_completion *)&desc.params.raw;
	enum i40e_status_code status;


	if (pv_seid == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_remove_multicast_etag);

	cmd->pv_seid = CPU_TO_LE16(pv_seid);
	cmd->etag = CPU_TO_LE16(etag);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (!status) {
		if (tags_used != NULL)
			*tags_used = LE16_TO_CPU(resp->mcast_etags_used);
		if (tags_free != NULL)
			*tags_free = LE16_TO_CPU(resp->mcast_etags_free);
	}

	return status;
}

/**
 * i40e_aq_update_tag - Update an S/E-tag
 * @hw: pointer to the hw struct
 * @vsi_seid: VSI SEID using this S-tag
 * @old_tag: old tag value
 * @new_tag: new tag value
 * @tags_used: return value, number of tags in use by this PF
 * @tags_free: return value, number of unallocated tags
 * @cmd_details: pointer to command details structure or NULL
 *
 * This updates the value of the tag currently attached to this VSI
 * in the switch complex.  It will return the number of tags allocated
 * by the PF, and the number of unallocated tags available.
 **/
enum i40e_status_code i40e_aq_update_tag(struct i40e_hw *hw, u16 vsi_seid,
				u16 old_tag, u16 new_tag, u16 *tags_used,
				u16 *tags_free,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_update_tag *cmd =
		(struct i40e_aqc_update_tag *)&desc.params.raw;
	struct i40e_aqc_update_tag_completion *resp =
		(struct i40e_aqc_update_tag_completion *)&desc.params.raw;
	enum i40e_status_code status;

	if (vsi_seid == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_update_tag);

	cmd->seid = CPU_TO_LE16(vsi_seid);
	cmd->old_tag = CPU_TO_LE16(old_tag);
	cmd->new_tag = CPU_TO_LE16(new_tag);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (!status) {
		if (tags_used != NULL)
			*tags_used = LE16_TO_CPU(resp->tags_used);
		if (tags_free != NULL)
			*tags_free = LE16_TO_CPU(resp->tags_free);
	}

	return status;
}

/**
 * i40e_aq_dcb_ignore_pfc - Ignore PFC for given TCs
 * @hw: pointer to the hw struct
 * @tcmap: TC map for request/release any ignore PFC condition
 * @request: request or release ignore PFC condition
 * @tcmap_ret: return TCs for which PFC is currently ignored
 * @cmd_details: pointer to command details structure or NULL
 *
 * This sends out request/release to ignore PFC condition for a TC.
 * It will return the TCs for which PFC is currently ignored.
 **/
enum i40e_status_code i40e_aq_dcb_ignore_pfc(struct i40e_hw *hw, u8 tcmap,
				bool request, u8 *tcmap_ret,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_pfc_ignore *cmd_resp =
		(struct i40e_aqc_pfc_ignore *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_ignore_pfc);

	if (request)
		cmd_resp->command_flags = I40E_AQC_PFC_IGNORE_SET;

	cmd_resp->tc_bitmap = tcmap;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (!status) {
		if (tcmap_ret != NULL)
			*tcmap_ret = cmd_resp->tc_bitmap;
	}

	return status;
}

/**
 * i40e_aq_dcb_updated - DCB Updated Command
 * @hw: pointer to the hw struct
 * @cmd_details: pointer to command details structure or NULL
 *
 * When LLDP is handled in PF this command is used by the PF
 * to notify EMP that a DCB setting is modified.
 * When LLDP is handled in EMP this command is used by the PF
 * to notify EMP whenever one of the following parameters get
 * modified:
 *   - PFCLinkDelayAllowance in PRTDCB_GENC.PFCLDA
 *   - PCIRTT in PRTDCB_GENC.PCIRTT
 *   - Maximum Frame Size for non-FCoE TCs set by PRTDCB_TDPUC.MAX_TXFRAME.
 * EMP will return when the shared RPB settings have been
 * recomputed and modified. The retval field in the descriptor
 * will be set to 0 when RPB is modified.
 **/
enum i40e_status_code i40e_aq_dcb_updated(struct i40e_hw *hw,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_dcb_updated);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_add_statistics - Add a statistics block to a VLAN in a switch.
 * @hw: pointer to the hw struct
 * @seid: defines the SEID of the switch for which the stats are requested
 * @vlan_id: the VLAN ID for which the statistics are requested
 * @stat_index: index of the statistics counters block assigned to this VLAN
 * @cmd_details: pointer to command details structure or NULL
 *
 * XL710 supports 128 smonVlanStats counters.This command is used to
 * allocate a set of smonVlanStats counters to a specific VLAN in a specific
 * switch.
 **/
enum i40e_status_code i40e_aq_add_statistics(struct i40e_hw *hw, u16 seid,
				u16 vlan_id, u16 *stat_index,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_remove_statistics *cmd_resp =
		(struct i40e_aqc_add_remove_statistics *)&desc.params.raw;
	enum i40e_status_code status;

	if ((seid == 0) || (stat_index == NULL))
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_statistics);

	cmd_resp->seid = CPU_TO_LE16(seid);
	cmd_resp->vlan = CPU_TO_LE16(vlan_id);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (!status)
		*stat_index = LE16_TO_CPU(cmd_resp->stat_index);

	return status;
}

/**
 * i40e_aq_remove_statistics - Remove a statistics block to a VLAN in a switch.
 * @hw: pointer to the hw struct
 * @seid: defines the SEID of the switch for which the stats are requested
 * @vlan_id: the VLAN ID for which the statistics are requested
 * @stat_index: index of the statistics counters block assigned to this VLAN
 * @cmd_details: pointer to command details structure or NULL
 *
 * XL710 supports 128 smonVlanStats counters.This command is used to
 * deallocate a set of smonVlanStats counters to a specific VLAN in a specific
 * switch.
 **/
enum i40e_status_code i40e_aq_remove_statistics(struct i40e_hw *hw, u16 seid,
				u16 vlan_id, u16 stat_index,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_remove_statistics *cmd =
		(struct i40e_aqc_add_remove_statistics *)&desc.params.raw;
	enum i40e_status_code status;

	if (seid == 0)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_remove_statistics);

	cmd->seid = CPU_TO_LE16(seid);
	cmd->vlan  = CPU_TO_LE16(vlan_id);
	cmd->stat_index = CPU_TO_LE16(stat_index);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_set_port_parameters - set physical port parameters.
 * @hw: pointer to the hw struct
 * @bad_frame_vsi: defines the VSI to which bad frames are forwarded
 * @save_bad_pac: if set packets with errors are forwarded to the bad frames VSI
 * @pad_short_pac: if set transmit packets smaller than 60 bytes are padded
 * @double_vlan: if set double VLAN is enabled
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_set_port_parameters(struct i40e_hw *hw,
				u16 bad_frame_vsi, bool save_bad_pac,
				bool pad_short_pac, bool double_vlan,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aqc_set_port_parameters *cmd;
	enum i40e_status_code status;
	struct i40e_aq_desc desc;
	u16 command_flags = 0;

	cmd = (struct i40e_aqc_set_port_parameters *)&desc.params.raw;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_set_port_parameters);

	cmd->bad_frame_vsi = CPU_TO_LE16(bad_frame_vsi);
	if (save_bad_pac)
		command_flags |= I40E_AQ_SET_P_PARAMS_SAVE_BAD_PACKETS;
	if (pad_short_pac)
		command_flags |= I40E_AQ_SET_P_PARAMS_PAD_SHORT_PACKETS;
	if (double_vlan)
		command_flags |= I40E_AQ_SET_P_PARAMS_DOUBLE_VLAN_ENA;
	cmd->command_flags = CPU_TO_LE16(command_flags);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_tx_sched_cmd - generic Tx scheduler AQ command handler
 * @hw: pointer to the hw struct
 * @seid: seid for the physical port/switching component/vsi
 * @buff: Indirect buffer to hold data parameters and response
 * @buff_size: Indirect buffer size
 * @opcode: Tx scheduler AQ command opcode
 * @cmd_details: pointer to command details structure or NULL
 *
 * Generic command handler for Tx scheduler AQ commands
 **/
static enum i40e_status_code i40e_aq_tx_sched_cmd(struct i40e_hw *hw, u16 seid,
				void *buff, u16 buff_size,
				 enum i40e_admin_queue_opc opcode,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_tx_sched_ind *cmd =
		(struct i40e_aqc_tx_sched_ind *)&desc.params.raw;
	enum i40e_status_code status;
	bool cmd_param_flag = FALSE;

	switch (opcode) {
	case i40e_aqc_opc_configure_vsi_ets_sla_bw_limit:
	case i40e_aqc_opc_configure_vsi_tc_bw:
	case i40e_aqc_opc_enable_switching_comp_ets:
	case i40e_aqc_opc_modify_switching_comp_ets:
	case i40e_aqc_opc_disable_switching_comp_ets:
	case i40e_aqc_opc_configure_switching_comp_ets_bw_limit:
	case i40e_aqc_opc_configure_switching_comp_bw_config:
		cmd_param_flag = TRUE;
		break;
	case i40e_aqc_opc_query_vsi_bw_config:
	case i40e_aqc_opc_query_vsi_ets_sla_config:
	case i40e_aqc_opc_query_switching_comp_ets_config:
	case i40e_aqc_opc_query_port_ets_config:
	case i40e_aqc_opc_query_switching_comp_bw_config:
		cmd_param_flag = FALSE;
		break;
	default:
		return I40E_ERR_PARAM;
	}

	i40e_fill_default_direct_cmd_desc(&desc, opcode);

	/* Indirect command */
	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
	if (cmd_param_flag)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);
	if (buff_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	desc.datalen = CPU_TO_LE16(buff_size);

	cmd->vsi_seid = CPU_TO_LE16(seid);

	status = i40e_asq_send_command(hw, &desc, buff, buff_size, cmd_details);

	return status;
}

/**
 * i40e_aq_config_vsi_bw_limit - Configure VSI BW Limit
 * @hw: pointer to the hw struct
 * @seid: VSI seid
 * @credit: BW limit credits (0 = disabled)
 * @max_credit: Max BW limit credits
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_config_vsi_bw_limit(struct i40e_hw *hw,
				u16 seid, u16 credit, u8 max_credit,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_configure_vsi_bw_limit *cmd =
		(struct i40e_aqc_configure_vsi_bw_limit *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_configure_vsi_bw_limit);

	cmd->vsi_seid = CPU_TO_LE16(seid);
	cmd->credit = CPU_TO_LE16(credit);
	cmd->max_credit = max_credit;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_config_switch_comp_bw_limit - Configure Switching component BW Limit
 * @hw: pointer to the hw struct
 * @seid: switching component seid
 * @credit: BW limit credits (0 = disabled)
 * @max_bw: Max BW limit credits
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_config_switch_comp_bw_limit(struct i40e_hw *hw,
				u16 seid, u16 credit, u8 max_bw,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_configure_switching_comp_bw_limit *cmd =
	  (struct i40e_aqc_configure_switching_comp_bw_limit *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
				i40e_aqc_opc_configure_switching_comp_bw_limit);

	cmd->seid = CPU_TO_LE16(seid);
	cmd->credit = CPU_TO_LE16(credit);
	cmd->max_bw = max_bw;

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_aq_config_vsi_ets_sla_bw_limit - Config VSI BW Limit per TC
 * @hw: pointer to the hw struct
 * @seid: VSI seid
 * @bw_data: Buffer holding enabled TCs, per TC BW limit/credits
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_config_vsi_ets_sla_bw_limit(struct i40e_hw *hw,
			u16 seid,
			struct i40e_aqc_configure_vsi_ets_sla_bw_data *bw_data,
			struct i40e_asq_cmd_details *cmd_details)
{
	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
				    i40e_aqc_opc_configure_vsi_ets_sla_bw_limit,
				    cmd_details);
}

/**
 * i40e_aq_config_vsi_tc_bw - Config VSI BW Allocation per TC
 * @hw: pointer to the hw struct
 * @seid: VSI seid
 * @bw_data: Buffer holding enabled TCs, relative TC BW limit/credits
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_config_vsi_tc_bw(struct i40e_hw *hw,
			u16 seid,
			struct i40e_aqc_configure_vsi_tc_bw_data *bw_data,
			struct i40e_asq_cmd_details *cmd_details)
{
	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
				    i40e_aqc_opc_configure_vsi_tc_bw,
				    cmd_details);
}

/**
 * i40e_aq_config_switch_comp_ets_bw_limit - Config Switch comp BW Limit per TC
 * @hw: pointer to the hw struct
 * @seid: seid of the switching component
 * @bw_data: Buffer holding enabled TCs, per TC BW limit/credits
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_config_switch_comp_ets_bw_limit(
	struct i40e_hw *hw, u16 seid,
	struct i40e_aqc_configure_switching_comp_ets_bw_limit_data *bw_data,
	struct i40e_asq_cmd_details *cmd_details)
{
	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
			    i40e_aqc_opc_configure_switching_comp_ets_bw_limit,
			    cmd_details);
}

/**
 * i40e_aq_query_vsi_bw_config - Query VSI BW configuration
 * @hw: pointer to the hw struct
 * @seid: seid of the VSI
 * @bw_data: Buffer to hold VSI BW configuration
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_query_vsi_bw_config(struct i40e_hw *hw,
			u16 seid,
			struct i40e_aqc_query_vsi_bw_config_resp *bw_data,
			struct i40e_asq_cmd_details *cmd_details)
{
	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
				    i40e_aqc_opc_query_vsi_bw_config,
				    cmd_details);
}

/**
 * i40e_aq_query_vsi_ets_sla_config - Query VSI BW configuration per TC
 * @hw: pointer to the hw struct
 * @seid: seid of the VSI
 * @bw_data: Buffer to hold VSI BW configuration per TC
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_query_vsi_ets_sla_config(struct i40e_hw *hw,
			u16 seid,
			struct i40e_aqc_query_vsi_ets_sla_config_resp *bw_data,
			struct i40e_asq_cmd_details *cmd_details)
{
	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
				    i40e_aqc_opc_query_vsi_ets_sla_config,
				    cmd_details);
}

/**
 * i40e_aq_query_switch_comp_ets_config - Query Switch comp BW config per TC
 * @hw: pointer to the hw struct
 * @seid: seid of the switching component
 * @bw_data: Buffer to hold switching component's per TC BW config
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_query_switch_comp_ets_config(struct i40e_hw *hw,
		u16 seid,
		struct i40e_aqc_query_switching_comp_ets_config_resp *bw_data,
		struct i40e_asq_cmd_details *cmd_details)
{
	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
				   i40e_aqc_opc_query_switching_comp_ets_config,
				   cmd_details);
}

/**
 * i40e_aq_query_port_ets_config - Query Physical Port ETS configuration
 * @hw: pointer to the hw struct
 * @seid: seid of the VSI or switching component connected to Physical Port
 * @bw_data: Buffer to hold current ETS configuration for the Physical Port
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_query_port_ets_config(struct i40e_hw *hw,
			u16 seid,
			struct i40e_aqc_query_port_ets_config_resp *bw_data,
			struct i40e_asq_cmd_details *cmd_details)
{
	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
				    i40e_aqc_opc_query_port_ets_config,
				    cmd_details);
}

/**
 * i40e_aq_query_switch_comp_bw_config - Query Switch comp BW configuration
 * @hw: pointer to the hw struct
 * @seid: seid of the switching component
 * @bw_data: Buffer to hold switching component's BW configuration
 * @cmd_details: pointer to command details structure or NULL
 **/
enum i40e_status_code i40e_aq_query_switch_comp_bw_config(struct i40e_hw *hw,
		u16 seid,
		struct i40e_aqc_query_switching_comp_bw_config_resp *bw_data,
		struct i40e_asq_cmd_details *cmd_details)
{
	return i40e_aq_tx_sched_cmd(hw, seid, (void *)bw_data, sizeof(*bw_data),
				    i40e_aqc_opc_query_switching_comp_bw_config,
				    cmd_details);
}

/**
 * i40e_validate_filter_settings
 * @hw: pointer to the hardware structure
 * @settings: Filter control settings
 *
 * Check and validate the filter control settings passed.
 * The function checks for the valid filter/context sizes being
 * passed for FCoE and PE.
 *
 * Returns I40E_SUCCESS if the values passed are valid and within
 * range else returns an error.
 **/
static enum i40e_status_code i40e_validate_filter_settings(struct i40e_hw *hw,
				struct i40e_filter_control_settings *settings)
{
	u32 fcoe_cntx_size, fcoe_filt_size;
	u32 pe_cntx_size, pe_filt_size;
	u32 fcoe_fmax;

	u32 val;

	/* Validate FCoE settings passed */
	switch (settings->fcoe_filt_num) {
	case I40E_HASH_FILTER_SIZE_1K:
	case I40E_HASH_FILTER_SIZE_2K:
	case I40E_HASH_FILTER_SIZE_4K:
	case I40E_HASH_FILTER_SIZE_8K:
	case I40E_HASH_FILTER_SIZE_16K:
	case I40E_HASH_FILTER_SIZE_32K:
		fcoe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
		fcoe_filt_size <<= (u32)settings->fcoe_filt_num;
		break;
	default:
		return I40E_ERR_PARAM;
	}

	switch (settings->fcoe_cntx_num) {
	case I40E_DMA_CNTX_SIZE_512:
	case I40E_DMA_CNTX_SIZE_1K:
	case I40E_DMA_CNTX_SIZE_2K:
	case I40E_DMA_CNTX_SIZE_4K:
		fcoe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
		fcoe_cntx_size <<= (u32)settings->fcoe_cntx_num;
		break;
	default:
		return I40E_ERR_PARAM;
	}

	/* Validate PE settings passed */
	switch (settings->pe_filt_num) {
	case I40E_HASH_FILTER_SIZE_1K:
	case I40E_HASH_FILTER_SIZE_2K:
	case I40E_HASH_FILTER_SIZE_4K:
	case I40E_HASH_FILTER_SIZE_8K:
	case I40E_HASH_FILTER_SIZE_16K:
	case I40E_HASH_FILTER_SIZE_32K:
	case I40E_HASH_FILTER_SIZE_64K:
	case I40E_HASH_FILTER_SIZE_128K:
	case I40E_HASH_FILTER_SIZE_256K:
	case I40E_HASH_FILTER_SIZE_512K:
	case I40E_HASH_FILTER_SIZE_1M:
		pe_filt_size = I40E_HASH_FILTER_BASE_SIZE;
		pe_filt_size <<= (u32)settings->pe_filt_num;
		break;
	default:
		return I40E_ERR_PARAM;
	}

	switch (settings->pe_cntx_num) {
	case I40E_DMA_CNTX_SIZE_512:
	case I40E_DMA_CNTX_SIZE_1K:
	case I40E_DMA_CNTX_SIZE_2K:
	case I40E_DMA_CNTX_SIZE_4K:
	case I40E_DMA_CNTX_SIZE_8K:
	case I40E_DMA_CNTX_SIZE_16K:
	case I40E_DMA_CNTX_SIZE_32K:
	case I40E_DMA_CNTX_SIZE_64K:
	case I40E_DMA_CNTX_SIZE_128K:
	case I40E_DMA_CNTX_SIZE_256K:
		pe_cntx_size = I40E_DMA_CNTX_BASE_SIZE;
		pe_cntx_size <<= (u32)settings->pe_cntx_num;
		break;
	default:
		return I40E_ERR_PARAM;
	}

	/* FCHSIZE + FCDSIZE should not be greater than PMFCOEFMAX */
	val = rd32(hw, I40E_GLHMC_FCOEFMAX);
	fcoe_fmax = (val & I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_MASK)
		     >> I40E_GLHMC_FCOEFMAX_PMFCOEFMAX_SHIFT;
	if (fcoe_filt_size + fcoe_cntx_size >  fcoe_fmax)
		return I40E_ERR_INVALID_SIZE;

	return I40E_SUCCESS;
}

/**
 * i40e_set_filter_control
 * @hw: pointer to the hardware structure
 * @settings: Filter control settings
 *
 * Set the Queue Filters for PE/FCoE and enable filters required
 * for a single PF. It is expected that these settings are programmed
 * at the driver initialization time.
 **/
enum i40e_status_code i40e_set_filter_control(struct i40e_hw *hw,
				struct i40e_filter_control_settings *settings)
{
	enum i40e_status_code ret = I40E_SUCCESS;
	u32 hash_lut_size = 0;
	u32 val;

	if (!settings)
		return I40E_ERR_PARAM;

	/* Validate the input settings */
	ret = i40e_validate_filter_settings(hw, settings);
	if (ret)
		return ret;

	/* Read the PF Queue Filter control register */
	val = rd32(hw, I40E_PFQF_CTL_0);

	/* Program required PE hash buckets for the PF */
	val &= ~I40E_PFQF_CTL_0_PEHSIZE_MASK;
	val |= ((u32)settings->pe_filt_num << I40E_PFQF_CTL_0_PEHSIZE_SHIFT) &
		I40E_PFQF_CTL_0_PEHSIZE_MASK;
	/* Program required PE contexts for the PF */
	val &= ~I40E_PFQF_CTL_0_PEDSIZE_MASK;
	val |= ((u32)settings->pe_cntx_num << I40E_PFQF_CTL_0_PEDSIZE_SHIFT) &
		I40E_PFQF_CTL_0_PEDSIZE_MASK;

	/* Program required FCoE hash buckets for the PF */
	val &= ~I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
	val |= ((u32)settings->fcoe_filt_num <<
			I40E_PFQF_CTL_0_PFFCHSIZE_SHIFT) &
		I40E_PFQF_CTL_0_PFFCHSIZE_MASK;
	/* Program required FCoE DDP contexts for the PF */
	val &= ~I40E_PFQF_CTL_0_PFFCDSIZE_MASK;
	val |= ((u32)settings->fcoe_cntx_num <<
			I40E_PFQF_CTL_0_PFFCDSIZE_SHIFT) &
		I40E_PFQF_CTL_0_PFFCDSIZE_MASK;

	/* Program Hash LUT size for the PF */
	val &= ~I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;
	if (settings->hash_lut_size == I40E_HASH_LUT_SIZE_512)
		hash_lut_size = 1;
	val |= (hash_lut_size << I40E_PFQF_CTL_0_HASHLUTSIZE_SHIFT) &
		I40E_PFQF_CTL_0_HASHLUTSIZE_MASK;

	/* Enable FDIR, Ethertype and MACVLAN filters for PF and VFs */
	if (settings->enable_fdir)
		val |= I40E_PFQF_CTL_0_FD_ENA_MASK;
	if (settings->enable_ethtype)
		val |= I40E_PFQF_CTL_0_ETYPE_ENA_MASK;
	if (settings->enable_macvlan)
		val |= I40E_PFQF_CTL_0_MACVLAN_ENA_MASK;

	wr32(hw, I40E_PFQF_CTL_0, val);

	return I40E_SUCCESS;
}

/**
 * i40e_aq_add_rem_control_packet_filter - Add or Remove Control Packet Filter
 * @hw: pointer to the hw struct
 * @mac_addr: MAC address to use in the filter
 * @ethtype: Ethertype to use in the filter
 * @flags: Flags that needs to be applied to the filter
 * @vsi_seid: seid of the control VSI
 * @queue: VSI queue number to send the packet to
 * @is_add: Add control packet filter if True else remove
 * @stats: Structure to hold information on control filter counts
 * @cmd_details: pointer to command details structure or NULL
 *
 * This command will Add or Remove control packet filter for a control VSI.
 * In return it will update the total number of perfect filter count in
 * the stats member.
 **/
enum i40e_status_code i40e_aq_add_rem_control_packet_filter(struct i40e_hw *hw,
				u8 *mac_addr, u16 ethtype, u16 flags,
				u16 vsi_seid, u16 queue, bool is_add,
				struct i40e_control_filter_stats *stats,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_remove_control_packet_filter *cmd =
		(struct i40e_aqc_add_remove_control_packet_filter *)
		&desc.params.raw;
	struct i40e_aqc_add_remove_control_packet_filter_completion *resp =
		(struct i40e_aqc_add_remove_control_packet_filter_completion *)
		&desc.params.raw;
	enum i40e_status_code status;

	if (vsi_seid == 0)
		return I40E_ERR_PARAM;

	if (is_add) {
		i40e_fill_default_direct_cmd_desc(&desc,
				i40e_aqc_opc_add_control_packet_filter);
		cmd->queue = CPU_TO_LE16(queue);
	} else {
		i40e_fill_default_direct_cmd_desc(&desc,
				i40e_aqc_opc_remove_control_packet_filter);
	}

	if (mac_addr)
		i40e_memcpy(cmd->mac, mac_addr, I40E_ETH_LENGTH_OF_ADDRESS,
			    I40E_NONDMA_TO_NONDMA);

	cmd->etype = CPU_TO_LE16(ethtype);
	cmd->flags = CPU_TO_LE16(flags);
	cmd->seid = CPU_TO_LE16(vsi_seid);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	if (!status && stats) {
		stats->mac_etype_used = LE16_TO_CPU(resp->mac_etype_used);
		stats->etype_used = LE16_TO_CPU(resp->etype_used);
		stats->mac_etype_free = LE16_TO_CPU(resp->mac_etype_free);
		stats->etype_free = LE16_TO_CPU(resp->etype_free);
	}

	return status;
}

/**
 * i40e_aq_add_cloud_filters
 * @hw: pointer to the hardware structure
 * @seid: VSI seid to add cloud filters from
 * @filters: Buffer which contains the filters to be added
 * @filter_count: number of filters contained in the buffer
 *
 * Set the cloud filters for a given VSI.  The contents of the
 * i40e_aqc_add_remove_cloud_filters_element_data are filled
 * in by the caller of the function.
 *
 **/
enum i40e_status_code i40e_aq_add_cloud_filters(struct i40e_hw *hw,
	u16 seid,
	struct i40e_aqc_add_remove_cloud_filters_element_data *filters,
	u8 filter_count)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_remove_cloud_filters *cmd =
	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
	u16 buff_len;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_add_cloud_filters);

	buff_len = sizeof(struct i40e_aqc_add_remove_cloud_filters_element_data) *
			  filter_count;
	desc.datalen = CPU_TO_LE16(buff_len);
	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	cmd->num_filters = filter_count;
	cmd->seid = CPU_TO_LE16(seid);

	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);

	return status;
}

/**
 * i40e_aq_remove_cloud_filters
 * @hw: pointer to the hardware structure
 * @seid: VSI seid to remove cloud filters from
 * @filters: Buffer which contains the filters to be removed
 * @filter_count: number of filters contained in the buffer
 *
 * Remove the cloud filters for a given VSI.  The contents of the
 * i40e_aqc_add_remove_cloud_filters_element_data are filled
 * in by the caller of the function.
 *
 **/
enum i40e_status_code i40e_aq_remove_cloud_filters(struct i40e_hw *hw,
		u16 seid,
		struct i40e_aqc_add_remove_cloud_filters_element_data *filters,
		u8 filter_count)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_add_remove_cloud_filters *cmd =
	(struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw;
	enum i40e_status_code status;
	u16 buff_len;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_remove_cloud_filters);

	buff_len = sizeof(struct i40e_aqc_add_remove_cloud_filters_element_data) *
		filter_count;
	desc.datalen = CPU_TO_LE16(buff_len);
	desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF | I40E_AQ_FLAG_RD));
	cmd->num_filters = filter_count;
	cmd->seid = CPU_TO_LE16(seid);

	status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL);

	return status;
}

/**
 * i40e_aq_alternate_write
 * @hw: pointer to the hardware structure
 * @reg_addr0: address of first dword to be read
 * @reg_val0: value to be written under 'reg_addr0'
 * @reg_addr1: address of second dword to be read
 * @reg_val1: value to be written under 'reg_addr1'
 *
 * Write one or two dwords to alternate structure. Fields are indicated
 * by 'reg_addr0' and 'reg_addr1' register numbers.
 *
 **/
enum i40e_status_code i40e_aq_alternate_write(struct i40e_hw *hw,
				u32 reg_addr0, u32 reg_val0,
				u32 reg_addr1, u32 reg_val1)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_alternate_write *cmd_resp =
		(struct i40e_aqc_alternate_write *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_write);
	cmd_resp->address0 = CPU_TO_LE32(reg_addr0);
	cmd_resp->address1 = CPU_TO_LE32(reg_addr1);
	cmd_resp->data0 = CPU_TO_LE32(reg_val0);
	cmd_resp->data1 = CPU_TO_LE32(reg_val1);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);

	return status;
}

/**
 * i40e_aq_alternate_write_indirect
 * @hw: pointer to the hardware structure
 * @addr: address of a first register to be modified
 * @dw_count: number of alternate structure fields to write
 * @buffer: pointer to the command buffer
 *
 * Write 'dw_count' dwords from 'buffer' to alternate structure
 * starting at 'addr'.
 *
 **/
enum i40e_status_code i40e_aq_alternate_write_indirect(struct i40e_hw *hw,
				u32 addr, u32 dw_count, void *buffer)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_alternate_ind_write *cmd_resp =
		(struct i40e_aqc_alternate_ind_write *)&desc.params.raw;
	enum i40e_status_code status;

	if (buffer == NULL)
		return I40E_ERR_PARAM;

	/* Indirect command */
	i40e_fill_default_direct_cmd_desc(&desc,
					 i40e_aqc_opc_alternate_write_indirect);

	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_RD);
	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
	if (dw_count > (I40E_AQ_LARGE_BUF/4))
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	cmd_resp->address = CPU_TO_LE32(addr);
	cmd_resp->length = CPU_TO_LE32(dw_count);
	cmd_resp->addr_high = CPU_TO_LE32(I40E_HI_WORD((u64)buffer));
	cmd_resp->addr_low = CPU_TO_LE32(I40E_LO_DWORD((u64)buffer));

	status = i40e_asq_send_command(hw, &desc, buffer,
				       I40E_LO_DWORD(4*dw_count), NULL);

	return status;
}

/**
 * i40e_aq_alternate_read
 * @hw: pointer to the hardware structure
 * @reg_addr0: address of first dword to be read
 * @reg_val0: pointer for data read from 'reg_addr0'
 * @reg_addr1: address of second dword to be read
 * @reg_val1: pointer for data read from 'reg_addr1'
 *
 * Read one or two dwords from alternate structure. Fields are indicated
 * by 'reg_addr0' and 'reg_addr1' register numbers. If 'reg_val1' pointer
 * is not passed then only register at 'reg_addr0' is read.
 *
 **/
enum i40e_status_code i40e_aq_alternate_read(struct i40e_hw *hw,
				u32 reg_addr0, u32 *reg_val0,
				u32 reg_addr1, u32 *reg_val1)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_alternate_write *cmd_resp =
		(struct i40e_aqc_alternate_write *)&desc.params.raw;
	enum i40e_status_code status;

	if (reg_val0 == NULL)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_alternate_read);
	cmd_resp->address0 = CPU_TO_LE32(reg_addr0);
	cmd_resp->address1 = CPU_TO_LE32(reg_addr1);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);

	if (status == I40E_SUCCESS) {
		*reg_val0 = LE32_TO_CPU(cmd_resp->data0);

		if (reg_val1 != NULL)
			*reg_val1 = LE32_TO_CPU(cmd_resp->data1);
	}

	return status;
}

/**
 * i40e_aq_alternate_read_indirect
 * @hw: pointer to the hardware structure
 * @addr: address of the alternate structure field
 * @dw_count: number of alternate structure fields to read
 * @buffer: pointer to the command buffer
 *
 * Read 'dw_count' dwords from alternate structure starting at 'addr' and
 * place them in 'buffer'. The buffer should be allocated by caller.
 *
 **/
enum i40e_status_code i40e_aq_alternate_read_indirect(struct i40e_hw *hw,
				u32 addr, u32 dw_count, void *buffer)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_alternate_ind_write *cmd_resp =
		(struct i40e_aqc_alternate_ind_write *)&desc.params.raw;
	enum i40e_status_code status;

	if (buffer == NULL)
		return I40E_ERR_PARAM;

	/* Indirect command */
	i40e_fill_default_direct_cmd_desc(&desc,
		i40e_aqc_opc_alternate_read_indirect);

	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_RD);
	desc.flags |= CPU_TO_LE16(I40E_AQ_FLAG_BUF);
	if (dw_count > (I40E_AQ_LARGE_BUF/4))
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	cmd_resp->address = CPU_TO_LE32(addr);
	cmd_resp->length = CPU_TO_LE32(dw_count);
	cmd_resp->addr_high = CPU_TO_LE32(I40E_HI_DWORD((u64)buffer));
	cmd_resp->addr_low = CPU_TO_LE32(I40E_LO_DWORD((u64)buffer));

	status = i40e_asq_send_command(hw, &desc, buffer,
				       I40E_LO_DWORD(4*dw_count), NULL);

	return status;
}

/**
 *  i40e_aq_alternate_clear
 *  @hw: pointer to the HW structure.
 *
 *  Clear the alternate structures of the port from which the function
 *  is called.
 *
 **/
enum i40e_status_code i40e_aq_alternate_clear(struct i40e_hw *hw)
{
	struct i40e_aq_desc desc;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_alternate_clear_port);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);

	return status;
}

/**
 *  i40e_aq_alternate_write_done
 *  @hw: pointer to the HW structure.
 *  @bios_mode: indicates whether the command is executed by UEFI or legacy BIOS
 *  @reset_needed: indicates the SW should trigger GLOBAL reset
 *
 *  Indicates to the FW that alternate structures have been changed.
 *
 **/
enum i40e_status_code i40e_aq_alternate_write_done(struct i40e_hw *hw,
		u8 bios_mode, bool *reset_needed)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_alternate_write_done *cmd =
		(struct i40e_aqc_alternate_write_done *)&desc.params.raw;
	enum i40e_status_code status;

	if (reset_needed == NULL)
		return I40E_ERR_PARAM;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_alternate_write_done);

	cmd->cmd_flags = CPU_TO_LE16(bios_mode);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);
	if (!status)
		*reset_needed = ((LE16_TO_CPU(cmd->cmd_flags) &
				 I40E_AQ_ALTERNATE_RESET_NEEDED) != 0);

	return status;
}

/**
 *  i40e_aq_set_oem_mode
 *  @hw: pointer to the HW structure.
 *  @oem_mode: the OEM mode to be used
 *
 *  Sets the device to a specific operating mode. Currently the only supported
 *  mode is no_clp, which causes FW to refrain from using Alternate RAM.
 *
 **/
enum i40e_status_code i40e_aq_set_oem_mode(struct i40e_hw *hw,
		u8 oem_mode)
{
	struct i40e_aq_desc desc;
	struct i40e_aqc_alternate_write_done *cmd =
		(struct i40e_aqc_alternate_write_done *)&desc.params.raw;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc,
					  i40e_aqc_opc_alternate_set_mode);

	cmd->cmd_flags = CPU_TO_LE16(oem_mode);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, NULL);

	return status;
}

/**
 * i40e_aq_resume_port_tx
 * @hw: pointer to the hardware structure
 * @cmd_details: pointer to command details structure or NULL
 *
 * Resume port's Tx traffic
 **/
enum i40e_status_code i40e_aq_resume_port_tx(struct i40e_hw *hw,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_resume_port_tx);

	status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);

	return status;
}

/**
 * i40e_set_pci_config_data - store PCI bus info
 * @hw: pointer to hardware structure
 * @link_status: the link status word from PCI config space
 *
 * Stores the PCI bus info (speed, width, type) within the i40e_hw structure
 **/
void i40e_set_pci_config_data(struct i40e_hw *hw, u16 link_status)
{
	hw->bus.type = i40e_bus_type_pci_express;

	switch (link_status & I40E_PCI_LINK_WIDTH) {
	case I40E_PCI_LINK_WIDTH_1:
		hw->bus.width = i40e_bus_width_pcie_x1;
		break;
	case I40E_PCI_LINK_WIDTH_2:
		hw->bus.width = i40e_bus_width_pcie_x2;
		break;
	case I40E_PCI_LINK_WIDTH_4:
		hw->bus.width = i40e_bus_width_pcie_x4;
		break;
	case I40E_PCI_LINK_WIDTH_8:
		hw->bus.width = i40e_bus_width_pcie_x8;
		break;
	default:
		hw->bus.width = i40e_bus_width_unknown;
		break;
	}

	switch (link_status & I40E_PCI_LINK_SPEED) {
	case I40E_PCI_LINK_SPEED_2500:
		hw->bus.speed = i40e_bus_speed_2500;
		break;
	case I40E_PCI_LINK_SPEED_5000:
		hw->bus.speed = i40e_bus_speed_5000;
		break;
	case I40E_PCI_LINK_SPEED_8000:
		hw->bus.speed = i40e_bus_speed_8000;
		break;
	default:
		hw->bus.speed = i40e_bus_speed_unknown;
		break;
	}
}

/**
 * i40e_read_bw_from_alt_ram
 * @hw: pointer to the hardware structure
 * @max_bw: pointer for max_bw read
 * @min_bw: pointer for min_bw read
 * @min_valid: pointer for bool that is TRUE if min_bw is a valid value
 * @max_valid: pointer for bool that is TRUE if max_bw is a valid value
 *
 * Read bw from the alternate ram for the given pf
 **/
enum i40e_status_code i40e_read_bw_from_alt_ram(struct i40e_hw *hw,
					u32 *max_bw, u32 *min_bw,
					bool *min_valid, bool *max_valid)
{
	enum i40e_status_code status;
	u32 max_bw_addr, min_bw_addr;

	/* Calculate the address of the min/max bw registers */
	max_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
		I40E_ALT_STRUCT_MAX_BW_OFFSET +
		(I40E_ALT_STRUCT_DWORDS_PER_PF*hw->pf_id);
	min_bw_addr = I40E_ALT_STRUCT_FIRST_PF_OFFSET +
		I40E_ALT_STRUCT_MIN_BW_OFFSET +
		(I40E_ALT_STRUCT_DWORDS_PER_PF*hw->pf_id);

	/* Read the bandwidths from alt ram */
	status = i40e_aq_alternate_read(hw, max_bw_addr, max_bw,
					min_bw_addr, min_bw);

	if (*min_bw & I40E_ALT_BW_VALID_MASK)
		*min_valid = TRUE;
	else
		*min_valid = FALSE;

	if (*max_bw & I40E_ALT_BW_VALID_MASK)
		*max_valid = TRUE;
	else
		*max_valid = FALSE;

	return status;
}

/**
 * i40e_aq_configure_partition_bw
 * @hw: pointer to the hardware structure
 * @bw_data: Buffer holding valid pfs and bw limits
 * @cmd_details: pointer to command details
 *
 * Configure partitions guaranteed/max bw
 **/
enum i40e_status_code i40e_aq_configure_partition_bw(struct i40e_hw *hw,
			struct i40e_aqc_configure_partition_bw_data *bw_data,
			struct i40e_asq_cmd_details *cmd_details)
{
	enum i40e_status_code status;
	struct i40e_aq_desc desc;
	u16 bwd_size = sizeof(struct i40e_aqc_configure_partition_bw_data);

	i40e_fill_default_direct_cmd_desc(&desc,
				i40e_aqc_opc_configure_partition_bw);

	/* Indirect command */
	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_BUF);
	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_RD);

	if (bwd_size > I40E_AQ_LARGE_BUF)
		desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);

	desc.datalen = CPU_TO_LE16(bwd_size);

	status = i40e_asq_send_command(hw, &desc, bw_data, bwd_size, cmd_details);

	return status;
}

/**
 * i40e_aq_send_msg_to_pf
 * @hw: pointer to the hardware structure
 * @v_opcode: opcodes for VF-PF communication
 * @v_retval: return error code
 * @msg: pointer to the msg buffer
 * @msglen: msg length
 * @cmd_details: pointer to command details
 *
 * Send message to PF driver using admin queue. By default, this message
 * is sent asynchronously, i.e. i40e_asq_send_command() does not wait for
 * completion before returning.
 **/
enum i40e_status_code i40e_aq_send_msg_to_pf(struct i40e_hw *hw,
				enum i40e_virtchnl_ops v_opcode,
				enum i40e_status_code v_retval,
				u8 *msg, u16 msglen,
				struct i40e_asq_cmd_details *cmd_details)
{
	struct i40e_aq_desc desc;
	struct i40e_asq_cmd_details details;
	enum i40e_status_code status;

	i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_send_msg_to_pf);
	desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_SI);
	desc.cookie_high = CPU_TO_LE32(v_opcode);
	desc.cookie_low = CPU_TO_LE32(v_retval);
	if (msglen) {
		desc.flags |= CPU_TO_LE16((u16)(I40E_AQ_FLAG_BUF
						| I40E_AQ_FLAG_RD));
		if (msglen > I40E_AQ_LARGE_BUF)
			desc.flags |= CPU_TO_LE16((u16)I40E_AQ_FLAG_LB);
		desc.datalen = CPU_TO_LE16(msglen);
	}
	if (!cmd_details) {
		i40e_memset(&details, 0, sizeof(details), I40E_NONDMA_MEM);
		details.async = TRUE;
		cmd_details = &details;
	}
	status = i40e_asq_send_command(hw, (struct i40e_aq_desc *)&desc, msg,
				       msglen, cmd_details);
	return status;
}

/**
 * i40e_vf_parse_hw_config
 * @hw: pointer to the hardware structure
 * @msg: pointer to the virtual channel VF resource structure
 *
 * Given a VF resource message from the PF, populate the hw struct
 * with appropriate information.
 **/
void i40e_vf_parse_hw_config(struct i40e_hw *hw,
			     struct i40e_virtchnl_vf_resource *msg)
{
	struct i40e_virtchnl_vsi_resource *vsi_res;
	int i;

	vsi_res = &msg->vsi_res[0];

	hw->dev_caps.num_vsis = msg->num_vsis;
	hw->dev_caps.num_rx_qp = msg->num_queue_pairs;
	hw->dev_caps.num_tx_qp = msg->num_queue_pairs;
	hw->dev_caps.num_msix_vectors_vf = msg->max_vectors;
	hw->dev_caps.dcb = msg->vf_offload_flags &
			   I40E_VIRTCHNL_VF_OFFLOAD_L2;
	hw->dev_caps.fcoe = (msg->vf_offload_flags &
			     I40E_VIRTCHNL_VF_OFFLOAD_FCOE) ? 1 : 0;
	hw->dev_caps.iwarp = (msg->vf_offload_flags &
			      I40E_VIRTCHNL_VF_OFFLOAD_IWARP) ? 1 : 0;
	for (i = 0; i < msg->num_vsis; i++) {
		if (vsi_res->vsi_type == I40E_VSI_SRIOV) {
			i40e_memcpy(hw->mac.perm_addr,
				    vsi_res->default_mac_addr,
				    I40E_ETH_LENGTH_OF_ADDRESS,
				    I40E_NONDMA_TO_NONDMA);
			i40e_memcpy(hw->mac.addr, vsi_res->default_mac_addr,
				    I40E_ETH_LENGTH_OF_ADDRESS,
				    I40E_NONDMA_TO_NONDMA);
		}
		vsi_res++;
	}
}

/**
 * i40e_vf_reset
 * @hw: pointer to the hardware structure
 *
 * Send a VF_RESET message to the PF. Does not wait for response from PF
 * as none will be forthcoming. Immediately after calling this function,
 * the admin queue should be shut down and (optionally) reinitialized.
 **/
enum i40e_status_code i40e_vf_reset(struct i40e_hw *hw)
{
	return i40e_aq_send_msg_to_pf(hw, I40E_VIRTCHNL_OP_RESET_VF,
				      I40E_SUCCESS, NULL, 0, NULL);
}