cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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cmd.h (10099B)


      1/*
      2 * Copyright (c) 2006 Cisco Systems, Inc.  All rights reserved.
      3 *
      4 * This software is available to you under a choice of one of two
      5 * licenses.  You may choose to be licensed under the terms of the GNU
      6 * General Public License (GPL) Version 2, available from the file
      7 * COPYING in the main directory of this source tree, or the
      8 * OpenIB.org BSD license below:
      9 *
     10 *     Redistribution and use in source and binary forms, with or
     11 *     without modification, are permitted provided that the following
     12 *     conditions are met:
     13 *
     14 *      - Redistributions of source code must retain the above
     15 *        copyright notice, this list of conditions and the following
     16 *        disclaimer.
     17 *
     18 *      - Redistributions in binary form must reproduce the above
     19 *        copyright notice, this list of conditions and the following
     20 *        disclaimer in the documentation and/or other materials
     21 *        provided with the distribution.
     22 *
     23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
     27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
     28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
     29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
     30 * SOFTWARE.
     31 */
     32
     33#ifndef MLX4_CMD_H
     34#define MLX4_CMD_H
     35
     36#include <linux/dma-mapping.h>
     37#include <linux/if_link.h>
     38#include <linux/mlx4/device.h>
     39#include <linux/netdevice.h>
     40
     41enum {
     42	/* initialization and general commands */
     43	MLX4_CMD_SYS_EN		 = 0x1,
     44	MLX4_CMD_SYS_DIS	 = 0x2,
     45	MLX4_CMD_MAP_FA		 = 0xfff,
     46	MLX4_CMD_UNMAP_FA	 = 0xffe,
     47	MLX4_CMD_RUN_FW		 = 0xff6,
     48	MLX4_CMD_MOD_STAT_CFG	 = 0x34,
     49	MLX4_CMD_QUERY_DEV_CAP	 = 0x3,
     50	MLX4_CMD_QUERY_FW	 = 0x4,
     51	MLX4_CMD_ENABLE_LAM	 = 0xff8,
     52	MLX4_CMD_DISABLE_LAM	 = 0xff7,
     53	MLX4_CMD_QUERY_DDR	 = 0x5,
     54	MLX4_CMD_QUERY_ADAPTER	 = 0x6,
     55	MLX4_CMD_INIT_HCA	 = 0x7,
     56	MLX4_CMD_CLOSE_HCA	 = 0x8,
     57	MLX4_CMD_INIT_PORT	 = 0x9,
     58	MLX4_CMD_CLOSE_PORT	 = 0xa,
     59	MLX4_CMD_QUERY_HCA	 = 0xb,
     60	MLX4_CMD_QUERY_PORT	 = 0x43,
     61	MLX4_CMD_SENSE_PORT	 = 0x4d,
     62	MLX4_CMD_HW_HEALTH_CHECK = 0x50,
     63	MLX4_CMD_SET_PORT	 = 0xc,
     64	MLX4_CMD_SET_NODE	 = 0x5a,
     65	MLX4_CMD_QUERY_FUNC	 = 0x56,
     66	MLX4_CMD_ACCESS_DDR	 = 0x2e,
     67	MLX4_CMD_MAP_ICM	 = 0xffa,
     68	MLX4_CMD_UNMAP_ICM	 = 0xff9,
     69	MLX4_CMD_MAP_ICM_AUX	 = 0xffc,
     70	MLX4_CMD_UNMAP_ICM_AUX	 = 0xffb,
     71	MLX4_CMD_SET_ICM_SIZE	 = 0xffd,
     72	MLX4_CMD_ACCESS_REG	 = 0x3b,
     73	MLX4_CMD_ALLOCATE_VPP	 = 0x80,
     74	MLX4_CMD_SET_VPORT_QOS	 = 0x81,
     75
     76	/*master notify fw on finish for slave's flr*/
     77	MLX4_CMD_INFORM_FLR_DONE = 0x5b,
     78	MLX4_CMD_VIRT_PORT_MAP   = 0x5c,
     79	MLX4_CMD_GET_OP_REQ      = 0x59,
     80
     81	/* TPT commands */
     82	MLX4_CMD_SW2HW_MPT	 = 0xd,
     83	MLX4_CMD_QUERY_MPT	 = 0xe,
     84	MLX4_CMD_HW2SW_MPT	 = 0xf,
     85	MLX4_CMD_READ_MTT	 = 0x10,
     86	MLX4_CMD_WRITE_MTT	 = 0x11,
     87	MLX4_CMD_SYNC_TPT	 = 0x2f,
     88
     89	/* EQ commands */
     90	MLX4_CMD_MAP_EQ		 = 0x12,
     91	MLX4_CMD_SW2HW_EQ	 = 0x13,
     92	MLX4_CMD_HW2SW_EQ	 = 0x14,
     93	MLX4_CMD_QUERY_EQ	 = 0x15,
     94
     95	/* CQ commands */
     96	MLX4_CMD_SW2HW_CQ	 = 0x16,
     97	MLX4_CMD_HW2SW_CQ	 = 0x17,
     98	MLX4_CMD_QUERY_CQ	 = 0x18,
     99	MLX4_CMD_MODIFY_CQ	 = 0x2c,
    100
    101	/* SRQ commands */
    102	MLX4_CMD_SW2HW_SRQ	 = 0x35,
    103	MLX4_CMD_HW2SW_SRQ	 = 0x36,
    104	MLX4_CMD_QUERY_SRQ	 = 0x37,
    105	MLX4_CMD_ARM_SRQ	 = 0x40,
    106
    107	/* QP/EE commands */
    108	MLX4_CMD_RST2INIT_QP	 = 0x19,
    109	MLX4_CMD_INIT2RTR_QP	 = 0x1a,
    110	MLX4_CMD_RTR2RTS_QP	 = 0x1b,
    111	MLX4_CMD_RTS2RTS_QP	 = 0x1c,
    112	MLX4_CMD_SQERR2RTS_QP	 = 0x1d,
    113	MLX4_CMD_2ERR_QP	 = 0x1e,
    114	MLX4_CMD_RTS2SQD_QP	 = 0x1f,
    115	MLX4_CMD_SQD2SQD_QP	 = 0x38,
    116	MLX4_CMD_SQD2RTS_QP	 = 0x20,
    117	MLX4_CMD_2RST_QP	 = 0x21,
    118	MLX4_CMD_QUERY_QP	 = 0x22,
    119	MLX4_CMD_INIT2INIT_QP	 = 0x2d,
    120	MLX4_CMD_SUSPEND_QP	 = 0x32,
    121	MLX4_CMD_UNSUSPEND_QP	 = 0x33,
    122	MLX4_CMD_UPDATE_QP	 = 0x61,
    123	/* special QP and management commands */
    124	MLX4_CMD_CONF_SPECIAL_QP = 0x23,
    125	MLX4_CMD_MAD_IFC	 = 0x24,
    126	MLX4_CMD_MAD_DEMUX	 = 0x203,
    127
    128	/* multicast commands */
    129	MLX4_CMD_READ_MCG	 = 0x25,
    130	MLX4_CMD_WRITE_MCG	 = 0x26,
    131	MLX4_CMD_MGID_HASH	 = 0x27,
    132
    133	/* miscellaneous commands */
    134	MLX4_CMD_DIAG_RPRT	 = 0x30,
    135	MLX4_CMD_NOP		 = 0x31,
    136	MLX4_CMD_CONFIG_DEV	 = 0x3a,
    137	MLX4_CMD_ACCESS_MEM	 = 0x2e,
    138	MLX4_CMD_SET_VEP	 = 0x52,
    139
    140	/* Ethernet specific commands */
    141	MLX4_CMD_SET_VLAN_FLTR	 = 0x47,
    142	MLX4_CMD_SET_MCAST_FLTR	 = 0x48,
    143	MLX4_CMD_DUMP_ETH_STATS	 = 0x49,
    144
    145	/* Communication channel commands */
    146	MLX4_CMD_ARM_COMM_CHANNEL = 0x57,
    147	MLX4_CMD_GEN_EQE	 = 0x58,
    148
    149	/* virtual commands */
    150	MLX4_CMD_ALLOC_RES	 = 0xf00,
    151	MLX4_CMD_FREE_RES	 = 0xf01,
    152	MLX4_CMD_MCAST_ATTACH	 = 0xf05,
    153	MLX4_CMD_UCAST_ATTACH	 = 0xf06,
    154	MLX4_CMD_PROMISC         = 0xf08,
    155	MLX4_CMD_QUERY_FUNC_CAP  = 0xf0a,
    156	MLX4_CMD_QP_ATTACH	 = 0xf0b,
    157
    158	/* debug commands */
    159	MLX4_CMD_QUERY_DEBUG_MSG = 0x2a,
    160	MLX4_CMD_SET_DEBUG_MSG	 = 0x2b,
    161
    162	/* statistics commands */
    163	MLX4_CMD_QUERY_IF_STAT	 = 0X54,
    164	MLX4_CMD_SET_IF_STAT	 = 0X55,
    165
    166	/* register/delete flow steering network rules */
    167	MLX4_QP_FLOW_STEERING_ATTACH = 0x65,
    168	MLX4_QP_FLOW_STEERING_DETACH = 0x66,
    169	MLX4_FLOW_STEERING_IB_UC_QP_RANGE = 0x64,
    170
    171	/* Update and read QCN parameters */
    172	MLX4_CMD_CONGESTION_CTRL_OPCODE = 0x68,
    173};
    174
    175enum {
    176	MLX4_CMD_TIME_CLASS_A	= 60000,
    177	MLX4_CMD_TIME_CLASS_B	= 60000,
    178	MLX4_CMD_TIME_CLASS_C	= 60000,
    179};
    180
    181enum {
    182	/* virtual to physical port mapping opcode modifiers */
    183	MLX4_GET_PORT_VIRT2PHY = 0x0,
    184	MLX4_SET_PORT_VIRT2PHY = 0x1,
    185};
    186
    187enum {
    188	MLX4_MAILBOX_SIZE	= 4096,
    189	MLX4_ACCESS_MEM_ALIGN	= 256,
    190};
    191
    192enum {
    193	/* Set port opcode modifiers */
    194	MLX4_SET_PORT_IB_OPCODE		= 0x0,
    195	MLX4_SET_PORT_ETH_OPCODE	= 0x1,
    196	MLX4_SET_PORT_BEACON_OPCODE	= 0x4,
    197};
    198
    199enum {
    200	/* Set port Ethernet input modifiers */
    201	MLX4_SET_PORT_GENERAL   = 0x0,
    202	MLX4_SET_PORT_RQP_CALC  = 0x1,
    203	MLX4_SET_PORT_MAC_TABLE = 0x2,
    204	MLX4_SET_PORT_VLAN_TABLE = 0x3,
    205	MLX4_SET_PORT_PRIO_MAP  = 0x4,
    206	MLX4_SET_PORT_GID_TABLE = 0x5,
    207	MLX4_SET_PORT_PRIO2TC	= 0x8,
    208	MLX4_SET_PORT_SCHEDULER = 0x9,
    209	MLX4_SET_PORT_VXLAN	= 0xB,
    210	MLX4_SET_PORT_ROCE_ADDR	= 0xD
    211};
    212
    213enum {
    214	MLX4_CMD_MAD_DEMUX_CONFIG	= 0,
    215	MLX4_CMD_MAD_DEMUX_QUERY_STATE	= 1,
    216	MLX4_CMD_MAD_DEMUX_QUERY_RESTR	= 2, /* Query mad demux restrictions */
    217};
    218
    219enum {
    220	MLX4_CMD_WRAPPED,
    221	MLX4_CMD_NATIVE
    222};
    223
    224/*
    225 * MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP -
    226 * Receive checksum value is reported in CQE also for non TCP/UDP packets.
    227 *
    228 * MLX4_RX_CSUM_MODE_L4 -
    229 * L4_CSUM bit in CQE, which indicates whether or not L4 checksum
    230 * was validated correctly, is supported.
    231 *
    232 * MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP -
    233 * IP_OK CQE's field is supported also for non TCP/UDP IP packets.
    234 *
    235 * MLX4_RX_CSUM_MODE_MULTI_VLAN -
    236 * Receive Checksum offload is supported for packets with more than 2 vlan headers.
    237 */
    238enum mlx4_rx_csum_mode {
    239	MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP		= 1UL << 0,
    240	MLX4_RX_CSUM_MODE_L4				= 1UL << 1,
    241	MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP		= 1UL << 2,
    242	MLX4_RX_CSUM_MODE_MULTI_VLAN			= 1UL << 3
    243};
    244
    245struct mlx4_config_dev_params {
    246	u16	vxlan_udp_dport;
    247	u8	rx_csum_flags_port_1;
    248	u8	rx_csum_flags_port_2;
    249};
    250
    251enum mlx4_en_congestion_control_algorithm {
    252	MLX4_CTRL_ALGO_802_1_QAU_REACTION_POINT = 0,
    253};
    254
    255enum mlx4_en_congestion_control_opmod {
    256	MLX4_CONGESTION_CONTROL_GET_PARAMS,
    257	MLX4_CONGESTION_CONTROL_GET_STATISTICS,
    258	MLX4_CONGESTION_CONTROL_SET_PARAMS = 4,
    259};
    260
    261struct mlx4_dev;
    262
    263struct mlx4_cmd_mailbox {
    264	void		       *buf;
    265	dma_addr_t		dma;
    266};
    267
    268int __mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
    269	       int out_is_imm, u32 in_modifier, u8 op_modifier,
    270	       u16 op, unsigned long timeout, int native);
    271
    272/* Invoke a command with no output parameter */
    273static inline int mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u32 in_modifier,
    274			   u8 op_modifier, u16 op, unsigned long timeout,
    275			   int native)
    276{
    277	return __mlx4_cmd(dev, in_param, NULL, 0, in_modifier,
    278			  op_modifier, op, timeout, native);
    279}
    280
    281/* Invoke a command with an output mailbox */
    282static inline int mlx4_cmd_box(struct mlx4_dev *dev, u64 in_param, u64 out_param,
    283			       u32 in_modifier, u8 op_modifier, u16 op,
    284			       unsigned long timeout, int native)
    285{
    286	return __mlx4_cmd(dev, in_param, &out_param, 0, in_modifier,
    287			  op_modifier, op, timeout, native);
    288}
    289
    290/*
    291 * Invoke a command with an immediate output parameter (and copy the
    292 * output into the caller's out_param pointer after the command
    293 * executes).
    294 */
    295static inline int mlx4_cmd_imm(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
    296			       u32 in_modifier, u8 op_modifier, u16 op,
    297			       unsigned long timeout, int native)
    298{
    299	return __mlx4_cmd(dev, in_param, out_param, 1, in_modifier,
    300			  op_modifier, op, timeout, native);
    301}
    302
    303struct mlx4_cmd_mailbox *mlx4_alloc_cmd_mailbox(struct mlx4_dev *dev);
    304void mlx4_free_cmd_mailbox(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox);
    305
    306int mlx4_get_counter_stats(struct mlx4_dev *dev, int counter_index,
    307			   struct mlx4_counter *counter_stats, int reset);
    308int mlx4_get_vf_stats(struct mlx4_dev *dev, int port, int vf_idx,
    309		      struct ifla_vf_stats *vf_stats);
    310u32 mlx4_comm_get_version(void);
    311int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u8 *mac);
    312int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan,
    313		     u8 qos, __be16 proto);
    314int mlx4_set_vf_rate(struct mlx4_dev *dev, int port, int vf, int min_tx_rate,
    315		     int max_tx_rate);
    316int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting);
    317int mlx4_get_vf_config(struct mlx4_dev *dev, int port, int vf, struct ifla_vf_info *ivf);
    318int mlx4_set_vf_link_state(struct mlx4_dev *dev, int port, int vf, int link_state);
    319int mlx4_config_dev_retrieval(struct mlx4_dev *dev,
    320			      struct mlx4_config_dev_params *params);
    321void mlx4_cmd_wake_completions(struct mlx4_dev *dev);
    322void mlx4_report_internal_err_comm_event(struct mlx4_dev *dev);
    323/*
    324 * mlx4_get_slave_default_vlan -
    325 * return true if VST ( default vlan)
    326 * if VST, will return vlan & qos (if not NULL)
    327 */
    328bool mlx4_get_slave_default_vlan(struct mlx4_dev *dev, int port, int slave,
    329				 u16 *vlan, u8 *qos);
    330
    331#define MLX4_COMM_GET_IF_REV(cmd_chan_ver) (u8)((cmd_chan_ver) >> 8)
    332#define COMM_CHAN_EVENT_INTERNAL_ERR (1 << 17)
    333
    334#endif /* MLX4_CMD_H */