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c2f3c724bd
Add new private IOCTL to perform Flexible Receive Parser table entry add, delete, and update operations using OSI API call. Bug 200565623 Change-Id: I00f2be1aaa6ee737de5154085be0521db0bb9593 Signed-off-by: Mohan Thadikamalla <mohant@nvidia.com> Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2331371 Reviewed-by: Rakesh Goyal <rgoyal@nvidia.com> Reviewed-by: Bhadram Varka <vbhadram@nvidia.com>
135 lines
4.0 KiB
C
135 lines
4.0 KiB
C
/*
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* Copyright (c) 2018-2020, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef IOCTL_H
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#define IOCTL_H
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/**
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*@addtogroup IOCTL Helper MACROS
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* @{
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*/
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#define NUM_BYTES_IN_IPADDR 4
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#define MAX_IP_ADDR_BYTE 0xFFU
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/* class E IP4 addr start range, reserved */
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#define CLASS_E_IP4_ADDR_RANGE_START 240U
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/* class D multicast addr range */
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#define MIN_MC_ADDR_RANGE 224U
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#define MAX_MC_ADDR_RANGE 239U
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/* Remote wakeup filter */
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#define EQOS_RWK_FILTER_LENGTH 8
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#define ETHER_PRV_TS_IOCTL (SIOCDEVPRIVATE + 1)
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/* TX/RX channel/queue count */
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#define EQOS_GET_TX_QCNT 23
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#define EQOS_GET_RX_QCNT 24
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/* Line speed */
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#define EQOS_GET_CONNECTED_SPEED 25
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/* private ioctl number*/
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#define ETHER_AVB_ALGORITHM 27
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/* L3/L4 filter */
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#define EQOS_L3_L4_FILTER_CMD 29
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/* IPv4/6 and TCP/UDP filtering */
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#define EQOS_IPV4_FILTERING_CMD 30
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#define EQOS_IPV6_FILTERING_CMD 31
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#define EQOS_UDP_FILTERING_CMD 32
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#define EQOS_TCP_FILTERING_CMD 33
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/* VLAN filtering */
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#define EQOS_VLAN_FILTERING_CMD 34
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/* L2 DA filtering */
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#define EQOS_L2_DA_FILTERING_CMD 35
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#define ETHER_CONFIG_ARP_OFFLOAD 36
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#define ETHER_CONFIG_LOOPBACK_MODE 40
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#define ETHER_GET_AVB_ALGORITHM 46
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#define ETHER_SAVE_RESTORE 47
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#define ETHER_PTP_RXQUEUE 48
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#define ETHER_CONFIG_EST 49
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#define ETHER_CONFIG_FPE 50
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/* FRP Command */
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#define ETHER_CONFIG_FRP_CMD 51
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/** @} */
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/**
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* @brief struct ether_ifr_data - Private data of struct ifreq
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*/
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struct ether_ifr_data {
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/** Flags used for specific ioctl - like enable/disable */
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unsigned int if_flags;
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/** qinx: Queue index to be used for certain ioctls */
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unsigned int qinx;
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/** The private ioctl command number */
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unsigned int ifcmd;
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/** Used to indicate if context descriptor needs to be setup to
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* handle ioctl */
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unsigned int context_setup;
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/** Used to query the connected link speed */
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unsigned int connected_speed;
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/** Used to set Remote wakeup filters */
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unsigned int rwk_filter_values[EQOS_RWK_FILTER_LENGTH];
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/** Number of remote wakeup filters to use */
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unsigned int rwk_filter_length;
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/** The return value of IOCTL handler func */
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int command_error;
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/** test_done: Not in use, keep for app compatibility */
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int test_done;
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/** IOCTL cmd specific structure pointer */
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void *ptr;
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};
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/**
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* @brief struct arp_offload_param - Parameter to support ARP offload.
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*/
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struct arp_offload_param {
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/** ip_addr: Byte array for decimal representation of IP address.
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* For example, 192.168.1.3 is represented as
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* ip_addr[0] = '192' ip_addr[1] = '168' ip_addr[2] = '1'
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* ip_addr[3] = '3' */
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unsigned char ip_addr[NUM_BYTES_IN_IPADDR];
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};
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/**
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* @brief struct ifr_data_timestamp_struct - common data structure between
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* driver and application for sharing info through private TS ioctl
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*/
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struct ifr_data_timestamp_struct {
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/** Clock ID */
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clockid_t clockid;
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/** Store kernel time */
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struct timespec64 kernel_ts;
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/** Store HW time */
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struct timespec64 hw_ptp_ts;
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};
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/**
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* @brief ether_priv_ioctl - Handle private IOCTLs
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* Algorithm:
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* 1) Copy the priv command data from user space.
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* 2) Check the priv command cmd and invoke handler func.
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* if it is supported.
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* 3) Copy result back to user space.
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*
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* @param[in] ndev: network device structure
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* @param[in] ifr: Interface request structure used for socket ioctl's.
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*
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* @note Interface should be running (enforced by caller).
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*
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* @retval 0 on success
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* @retval negative value on failure.
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*/
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int ether_handle_priv_ioctl(struct net_device *ndev,
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struct ifreq *ifr);
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#endif
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