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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bna.h (13074B)


      1/* SPDX-License-Identifier: GPL-2.0-only */
      2/*
      3 * Linux network driver for QLogic BR-series Converged Network Adapter.
      4 */
      5/*
      6 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
      7 * Copyright (c) 2014-2015 QLogic Corporation
      8 * All rights reserved
      9 * www.qlogic.com
     10 */
     11#ifndef __BNA_H__
     12#define __BNA_H__
     13
     14#include "bfa_defs.h"
     15#include "bfa_ioc.h"
     16#include "bfi_enet.h"
     17#include "bna_types.h"
     18
     19extern const u32 bna_napi_dim_vector[][BNA_BIAS_T_MAX];
     20
     21/*  Macros and constants  */
     22
     23#define bna_is_small_rxq(_id) ((_id) & 0x1)
     24
     25/*
     26 * input : _addr-> os dma addr in host endian format,
     27 * output : _bna_dma_addr-> pointer to hw dma addr
     28 */
     29#define BNA_SET_DMA_ADDR(_addr, _bna_dma_addr)				\
     30do {									\
     31	u64 tmp_addr =						\
     32	cpu_to_be64((u64)(_addr));				\
     33	(_bna_dma_addr)->msb = ((struct bna_dma_addr *)&tmp_addr)->msb; \
     34	(_bna_dma_addr)->lsb = ((struct bna_dma_addr *)&tmp_addr)->lsb; \
     35} while (0)
     36
     37/*
     38 * input : _bna_dma_addr-> pointer to hw dma addr
     39 * output : _addr-> os dma addr in host endian format
     40 */
     41#define BNA_GET_DMA_ADDR(_bna_dma_addr, _addr)			\
     42do {								\
     43	(_addr) = ((((u64)ntohl((_bna_dma_addr)->msb))) << 32)		\
     44	| ((ntohl((_bna_dma_addr)->lsb) & 0xffffffff));	\
     45} while (0)
     46
     47#define BNA_TXQ_WI_NEEDED(_vectors)	(((_vectors) + 3) >> 2)
     48
     49#define BNA_QE_INDX_ADD(_qe_idx, _qe_num, _q_depth)			\
     50	((_qe_idx) = ((_qe_idx) + (_qe_num)) & ((_q_depth) - 1))
     51
     52#define BNA_QE_INDX_INC(_idx, _q_depth) BNA_QE_INDX_ADD(_idx, 1, _q_depth)
     53
     54#define BNA_Q_INDEX_CHANGE(_old_idx, _updated_idx, _q_depth)		\
     55	(((_updated_idx) - (_old_idx)) & ((_q_depth) - 1))
     56
     57#define BNA_QE_FREE_CNT(_q_ptr, _q_depth)				\
     58	(((_q_ptr)->consumer_index - (_q_ptr)->producer_index - 1) &	\
     59	 ((_q_depth) - 1))
     60#define BNA_QE_IN_USE_CNT(_q_ptr, _q_depth)				\
     61	((((_q_ptr)->producer_index - (_q_ptr)->consumer_index)) &	\
     62	 (_q_depth - 1))
     63
     64#define BNA_LARGE_PKT_SIZE		1000
     65
     66#define BNA_UPDATE_PKT_CNT(_pkt, _len)					\
     67do {									\
     68	if ((_len) > BNA_LARGE_PKT_SIZE) {				\
     69		(_pkt)->large_pkt_cnt++;				\
     70	} else {							\
     71		(_pkt)->small_pkt_cnt++;				\
     72	}								\
     73} while (0)
     74
     75#define	call_rxf_stop_cbfn(rxf)						\
     76do {									\
     77	if ((rxf)->stop_cbfn) {						\
     78		void (*cbfn)(struct bna_rx *);			\
     79		struct bna_rx *cbarg;					\
     80		cbfn = (rxf)->stop_cbfn;				\
     81		cbarg = (rxf)->stop_cbarg;				\
     82		(rxf)->stop_cbfn = NULL;				\
     83		(rxf)->stop_cbarg = NULL;				\
     84		cbfn(cbarg);						\
     85	}								\
     86} while (0)
     87
     88#define	call_rxf_start_cbfn(rxf)					\
     89do {									\
     90	if ((rxf)->start_cbfn) {					\
     91		void (*cbfn)(struct bna_rx *);			\
     92		struct bna_rx *cbarg;					\
     93		cbfn = (rxf)->start_cbfn;				\
     94		cbarg = (rxf)->start_cbarg;				\
     95		(rxf)->start_cbfn = NULL;				\
     96		(rxf)->start_cbarg = NULL;				\
     97		cbfn(cbarg);						\
     98	}								\
     99} while (0)
    100
    101#define	call_rxf_cam_fltr_cbfn(rxf)					\
    102do {									\
    103	if ((rxf)->cam_fltr_cbfn) {					\
    104		void (*cbfn)(struct bnad *, struct bna_rx *);	\
    105		struct bnad *cbarg;					\
    106		cbfn = (rxf)->cam_fltr_cbfn;				\
    107		cbarg = (rxf)->cam_fltr_cbarg;				\
    108		(rxf)->cam_fltr_cbfn = NULL;				\
    109		(rxf)->cam_fltr_cbarg = NULL;				\
    110		cbfn(cbarg, rxf->rx);					\
    111	}								\
    112} while (0)
    113
    114#define is_xxx_enable(mode, bitmask, xxx) ((bitmask & xxx) && (mode & xxx))
    115
    116#define is_xxx_disable(mode, bitmask, xxx) ((bitmask & xxx) && !(mode & xxx))
    117
    118#define xxx_enable(mode, bitmask, xxx)					\
    119do {									\
    120	bitmask |= xxx;							\
    121	mode |= xxx;							\
    122} while (0)
    123
    124#define xxx_disable(mode, bitmask, xxx)					\
    125do {									\
    126	bitmask |= xxx;							\
    127	mode &= ~xxx;							\
    128} while (0)
    129
    130#define xxx_inactive(mode, bitmask, xxx)				\
    131do {									\
    132	bitmask &= ~xxx;						\
    133	mode &= ~xxx;							\
    134} while (0)
    135
    136#define is_promisc_enable(mode, bitmask)				\
    137	is_xxx_enable(mode, bitmask, BNA_RXMODE_PROMISC)
    138
    139#define is_promisc_disable(mode, bitmask)				\
    140	is_xxx_disable(mode, bitmask, BNA_RXMODE_PROMISC)
    141
    142#define promisc_enable(mode, bitmask)					\
    143	xxx_enable(mode, bitmask, BNA_RXMODE_PROMISC)
    144
    145#define promisc_disable(mode, bitmask)					\
    146	xxx_disable(mode, bitmask, BNA_RXMODE_PROMISC)
    147
    148#define promisc_inactive(mode, bitmask)					\
    149	xxx_inactive(mode, bitmask, BNA_RXMODE_PROMISC)
    150
    151#define is_default_enable(mode, bitmask)				\
    152	is_xxx_enable(mode, bitmask, BNA_RXMODE_DEFAULT)
    153
    154#define is_default_disable(mode, bitmask)				\
    155	is_xxx_disable(mode, bitmask, BNA_RXMODE_DEFAULT)
    156
    157#define default_enable(mode, bitmask)					\
    158	xxx_enable(mode, bitmask, BNA_RXMODE_DEFAULT)
    159
    160#define default_disable(mode, bitmask)					\
    161	xxx_disable(mode, bitmask, BNA_RXMODE_DEFAULT)
    162
    163#define default_inactive(mode, bitmask)					\
    164	xxx_inactive(mode, bitmask, BNA_RXMODE_DEFAULT)
    165
    166#define is_allmulti_enable(mode, bitmask)				\
    167	is_xxx_enable(mode, bitmask, BNA_RXMODE_ALLMULTI)
    168
    169#define is_allmulti_disable(mode, bitmask)				\
    170	is_xxx_disable(mode, bitmask, BNA_RXMODE_ALLMULTI)
    171
    172#define allmulti_enable(mode, bitmask)					\
    173	xxx_enable(mode, bitmask, BNA_RXMODE_ALLMULTI)
    174
    175#define allmulti_disable(mode, bitmask)					\
    176	xxx_disable(mode, bitmask, BNA_RXMODE_ALLMULTI)
    177
    178#define allmulti_inactive(mode, bitmask)				\
    179	xxx_inactive(mode, bitmask, BNA_RXMODE_ALLMULTI)
    180
    181#define	GET_RXQS(rxp, q0, q1)	do {					\
    182	switch ((rxp)->type) {						\
    183	case BNA_RXP_SINGLE:						\
    184		(q0) = rxp->rxq.single.only;				\
    185		(q1) = NULL;						\
    186		break;							\
    187	case BNA_RXP_SLR:						\
    188		(q0) = rxp->rxq.slr.large;				\
    189		(q1) = rxp->rxq.slr.small;				\
    190		break;							\
    191	case BNA_RXP_HDS:						\
    192		(q0) = rxp->rxq.hds.data;				\
    193		(q1) = rxp->rxq.hds.hdr;				\
    194		break;							\
    195	}								\
    196} while (0)
    197
    198#define bna_tx_rid_mask(_bna) ((_bna)->tx_mod.rid_mask)
    199
    200#define bna_rx_rid_mask(_bna) ((_bna)->rx_mod.rid_mask)
    201
    202#define bna_tx_from_rid(_bna, _rid, _tx)				\
    203do {									\
    204	struct bna_tx_mod *__tx_mod = &(_bna)->tx_mod;			\
    205	struct bna_tx *__tx;						\
    206	_tx = NULL;							\
    207	list_for_each_entry(__tx, &__tx_mod->tx_active_q, qe) {		\
    208		if (__tx->rid == (_rid)) {				\
    209			(_tx) = __tx;					\
    210			break;						\
    211		}							\
    212	}								\
    213} while (0)
    214
    215#define bna_rx_from_rid(_bna, _rid, _rx)				\
    216do {									\
    217	struct bna_rx_mod *__rx_mod = &(_bna)->rx_mod;			\
    218	struct bna_rx *__rx;						\
    219	_rx = NULL;							\
    220	list_for_each_entry(__rx, &__rx_mod->rx_active_q, qe) {		\
    221		if (__rx->rid == (_rid)) {				\
    222			(_rx) = __rx;					\
    223			break;						\
    224		}							\
    225	}								\
    226} while (0)
    227
    228#define bna_mcam_mod_free_q(_bna) (&(_bna)->mcam_mod.free_q)
    229
    230#define bna_mcam_mod_del_q(_bna) (&(_bna)->mcam_mod.del_q)
    231
    232#define bna_ucam_mod_free_q(_bna) (&(_bna)->ucam_mod.free_q)
    233
    234#define bna_ucam_mod_del_q(_bna) (&(_bna)->ucam_mod.del_q)
    235
    236/*  Inline functions  */
    237
    238static inline struct bna_mac *bna_mac_find(struct list_head *q, const u8 *addr)
    239{
    240	struct bna_mac *mac;
    241
    242	list_for_each_entry(mac, q, qe)
    243		if (ether_addr_equal(mac->addr, addr))
    244			return mac;
    245	return NULL;
    246}
    247
    248#define bna_attr(_bna) (&(_bna)->ioceth.attr)
    249
    250/* Function prototypes */
    251
    252/* BNA */
    253
    254/* FW response handlers */
    255void bna_bfi_stats_clr_rsp(struct bna *bna, struct bfi_msgq_mhdr *msghdr);
    256
    257/* APIs for BNAD */
    258void bna_res_req(struct bna_res_info *res_info);
    259void bna_mod_res_req(struct bna *bna, struct bna_res_info *res_info);
    260void bna_init(struct bna *bna, struct bnad *bnad,
    261			struct bfa_pcidev *pcidev,
    262			struct bna_res_info *res_info);
    263void bna_mod_init(struct bna *bna, struct bna_res_info *res_info);
    264void bna_uninit(struct bna *bna);
    265int bna_num_txq_set(struct bna *bna, int num_txq);
    266int bna_num_rxp_set(struct bna *bna, int num_rxp);
    267void bna_hw_stats_get(struct bna *bna);
    268
    269/* APIs for RxF */
    270struct bna_mac *bna_cam_mod_mac_get(struct list_head *head);
    271struct bna_mcam_handle *bna_mcam_mod_handle_get(struct bna_mcam_mod *mod);
    272void bna_mcam_mod_handle_put(struct bna_mcam_mod *mcam_mod,
    273			  struct bna_mcam_handle *handle);
    274
    275/* MBOX */
    276
    277/* API for BNAD */
    278void bna_mbox_handler(struct bna *bna, u32 intr_status);
    279
    280/* ETHPORT */
    281
    282/* Callbacks for RX */
    283void bna_ethport_cb_rx_started(struct bna_ethport *ethport);
    284void bna_ethport_cb_rx_stopped(struct bna_ethport *ethport);
    285
    286/* TX MODULE AND TX */
    287
    288/* FW response handelrs */
    289void bna_bfi_tx_enet_start_rsp(struct bna_tx *tx,
    290			       struct bfi_msgq_mhdr *msghdr);
    291void bna_bfi_tx_enet_stop_rsp(struct bna_tx *tx,
    292			      struct bfi_msgq_mhdr *msghdr);
    293void bna_bfi_bw_update_aen(struct bna_tx_mod *tx_mod);
    294
    295/* APIs for BNA */
    296void bna_tx_mod_init(struct bna_tx_mod *tx_mod, struct bna *bna,
    297		     struct bna_res_info *res_info);
    298void bna_tx_mod_uninit(struct bna_tx_mod *tx_mod);
    299
    300/* APIs for ENET */
    301void bna_tx_mod_start(struct bna_tx_mod *tx_mod, enum bna_tx_type type);
    302void bna_tx_mod_stop(struct bna_tx_mod *tx_mod, enum bna_tx_type type);
    303void bna_tx_mod_fail(struct bna_tx_mod *tx_mod);
    304
    305/* APIs for BNAD */
    306void bna_tx_res_req(int num_txq, int txq_depth,
    307		    struct bna_res_info *res_info);
    308struct bna_tx *bna_tx_create(struct bna *bna, struct bnad *bnad,
    309			       struct bna_tx_config *tx_cfg,
    310			       const struct bna_tx_event_cbfn *tx_cbfn,
    311			       struct bna_res_info *res_info, void *priv);
    312void bna_tx_destroy(struct bna_tx *tx);
    313void bna_tx_enable(struct bna_tx *tx);
    314void bna_tx_disable(struct bna_tx *tx, enum bna_cleanup_type type,
    315		    void (*cbfn)(void *, struct bna_tx *));
    316void bna_tx_cleanup_complete(struct bna_tx *tx);
    317void bna_tx_coalescing_timeo_set(struct bna_tx *tx, int coalescing_timeo);
    318
    319/* RX MODULE, RX, RXF */
    320
    321/* FW response handlers */
    322void bna_bfi_rx_enet_start_rsp(struct bna_rx *rx,
    323			       struct bfi_msgq_mhdr *msghdr);
    324void bna_bfi_rx_enet_stop_rsp(struct bna_rx *rx,
    325			      struct bfi_msgq_mhdr *msghdr);
    326void bna_bfi_rxf_cfg_rsp(struct bna_rxf *rxf, struct bfi_msgq_mhdr *msghdr);
    327void bna_bfi_rxf_mcast_add_rsp(struct bna_rxf *rxf,
    328			       struct bfi_msgq_mhdr *msghdr);
    329void bna_bfi_rxf_ucast_set_rsp(struct bna_rxf *rxf,
    330			       struct bfi_msgq_mhdr *msghdr);
    331
    332/* APIs for BNA */
    333void bna_rx_mod_init(struct bna_rx_mod *rx_mod, struct bna *bna,
    334		     struct bna_res_info *res_info);
    335void bna_rx_mod_uninit(struct bna_rx_mod *rx_mod);
    336
    337/* APIs for ENET */
    338void bna_rx_mod_start(struct bna_rx_mod *rx_mod, enum bna_rx_type type);
    339void bna_rx_mod_stop(struct bna_rx_mod *rx_mod, enum bna_rx_type type);
    340void bna_rx_mod_fail(struct bna_rx_mod *rx_mod);
    341
    342/* APIs for BNAD */
    343void bna_rx_res_req(struct bna_rx_config *rx_config,
    344		    struct bna_res_info *res_info);
    345struct bna_rx *bna_rx_create(struct bna *bna, struct bnad *bnad,
    346			       struct bna_rx_config *rx_cfg,
    347			       const struct bna_rx_event_cbfn *rx_cbfn,
    348			       struct bna_res_info *res_info, void *priv);
    349void bna_rx_destroy(struct bna_rx *rx);
    350void bna_rx_enable(struct bna_rx *rx);
    351void bna_rx_disable(struct bna_rx *rx, enum bna_cleanup_type type,
    352		    void (*cbfn)(void *, struct bna_rx *));
    353void bna_rx_cleanup_complete(struct bna_rx *rx);
    354void bna_rx_coalescing_timeo_set(struct bna_rx *rx, int coalescing_timeo);
    355void bna_rx_dim_reconfig(struct bna *bna, const u32 vector[][BNA_BIAS_T_MAX]);
    356void bna_rx_dim_update(struct bna_ccb *ccb);
    357enum bna_cb_status bna_rx_ucast_set(struct bna_rx *rx, const u8 *ucmac);
    358enum bna_cb_status bna_rx_ucast_listset(struct bna_rx *rx, int count,
    359					const u8 *uclist);
    360enum bna_cb_status bna_rx_mcast_add(struct bna_rx *rx, const u8 *mcmac,
    361				    void (*cbfn)(struct bnad *,
    362						 struct bna_rx *));
    363enum bna_cb_status bna_rx_mcast_listset(struct bna_rx *rx, int count,
    364					const u8 *mcmac);
    365void
    366bna_rx_mcast_delall(struct bna_rx *rx);
    367enum bna_cb_status
    368bna_rx_mode_set(struct bna_rx *rx, enum bna_rxmode rxmode,
    369		enum bna_rxmode bitmask);
    370void bna_rx_vlan_add(struct bna_rx *rx, int vlan_id);
    371void bna_rx_vlan_del(struct bna_rx *rx, int vlan_id);
    372void bna_rx_vlanfilter_enable(struct bna_rx *rx);
    373void bna_rx_vlan_strip_enable(struct bna_rx *rx);
    374void bna_rx_vlan_strip_disable(struct bna_rx *rx);
    375/* ENET */
    376
    377/* API for RX */
    378int bna_enet_mtu_get(struct bna_enet *enet);
    379
    380/* Callbacks for TX, RX */
    381void bna_enet_cb_tx_stopped(struct bna_enet *enet);
    382void bna_enet_cb_rx_stopped(struct bna_enet *enet);
    383
    384/* API for BNAD */
    385void bna_enet_enable(struct bna_enet *enet);
    386void bna_enet_disable(struct bna_enet *enet, enum bna_cleanup_type type,
    387		      void (*cbfn)(void *));
    388void bna_enet_pause_config(struct bna_enet *enet,
    389			   struct bna_pause_config *pause_config);
    390void bna_enet_mtu_set(struct bna_enet *enet, int mtu,
    391		      void (*cbfn)(struct bnad *));
    392void bna_enet_perm_mac_get(struct bna_enet *enet, u8 *mac);
    393
    394/* IOCETH */
    395
    396/* APIs for BNAD */
    397void bna_ioceth_enable(struct bna_ioceth *ioceth);
    398void bna_ioceth_disable(struct bna_ioceth *ioceth,
    399			enum bna_cleanup_type type);
    400
    401/* BNAD */
    402
    403/* Callbacks for ENET */
    404void bnad_cb_ethport_link_status(struct bnad *bnad,
    405			      enum bna_link_status status);
    406
    407/* Callbacks for IOCETH */
    408void bnad_cb_ioceth_ready(struct bnad *bnad);
    409void bnad_cb_ioceth_failed(struct bnad *bnad);
    410void bnad_cb_ioceth_disabled(struct bnad *bnad);
    411void bnad_cb_mbox_intr_enable(struct bnad *bnad);
    412void bnad_cb_mbox_intr_disable(struct bnad *bnad);
    413
    414/* Callbacks for BNA */
    415void bnad_cb_stats_get(struct bnad *bnad, enum bna_cb_status status,
    416		       struct bna_stats *stats);
    417
    418#endif  /* __BNA_H__ */