diff options
Diffstat (limited to 'drivers/net/ethernet/brocade/bna/bna.h')
| -rw-r--r-- | drivers/net/ethernet/brocade/bna/bna.h | 575 |
1 files changed, 575 insertions, 0 deletions
diff --git a/drivers/net/ethernet/brocade/bna/bna.h b/drivers/net/ethernet/brocade/bna/bna.h new file mode 100644 index 000000000000..4d7a5de08e12 --- /dev/null +++ b/drivers/net/ethernet/brocade/bna/bna.h @@ -0,0 +1,575 @@ +/* + * Linux network driver for Brocade Converged Network Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ +/* + * Copyright (c) 2005-2011 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + */ +#ifndef __BNA_H__ +#define __BNA_H__ + +#include "bfa_defs.h" +#include "bfa_ioc.h" +#include "bfi_enet.h" +#include "bna_types.h" + +extern const u32 bna_napi_dim_vector[][BNA_BIAS_T_MAX]; + +/** + * + * Macros and constants + * + */ + +#define BNA_IOC_TIMER_FREQ 200 + +/* Log string size */ +#define BNA_MESSAGE_SIZE 256 + +#define bna_is_small_rxq(_id) ((_id) & 0x1) + +#define BNA_MAC_IS_EQUAL(_mac1, _mac2) \ + (!memcmp((_mac1), (_mac2), sizeof(mac_t))) + +#define BNA_POWER_OF_2(x) (((x) & ((x) - 1)) == 0) + +#define BNA_TO_POWER_OF_2(x) \ +do { \ + int _shift = 0; \ + while ((x) && (x) != 1) { \ + (x) >>= 1; \ + _shift++; \ + } \ + (x) <<= _shift; \ +} while (0) + +#define BNA_TO_POWER_OF_2_HIGH(x) \ +do { \ + int n = 1; \ + while (n < (x)) \ + n <<= 1; \ + (x) = n; \ +} while (0) + +/* + * input : _addr-> os dma addr in host endian format, + * output : _bna_dma_addr-> pointer to hw dma addr + */ +#define BNA_SET_DMA_ADDR(_addr, _bna_dma_addr) \ +do { \ + u64 tmp_addr = \ + cpu_to_be64((u64)(_addr)); \ + (_bna_dma_addr)->msb = ((struct bna_dma_addr *)&tmp_addr)->msb; \ + (_bna_dma_addr)->lsb = ((struct bna_dma_addr *)&tmp_addr)->lsb; \ +} while (0) + +/* + * input : _bna_dma_addr-> pointer to hw dma addr + * output : _addr-> os dma addr in host endian format + */ +#define BNA_GET_DMA_ADDR(_bna_dma_addr, _addr) \ +do { \ + (_addr) = ((((u64)ntohl((_bna_dma_addr)->msb))) << 32) \ + | ((ntohl((_bna_dma_addr)->lsb) & 0xffffffff)); \ +} while (0) + +#define containing_rec(addr, type, field) \ + ((type *)((unsigned char *)(addr) - \ + (unsigned char *)(&((type *)0)->field))) + +#define BNA_TXQ_WI_NEEDED(_vectors) (((_vectors) + 3) >> 2) + +/* TxQ element is 64 bytes */ +#define BNA_TXQ_PAGE_INDEX_MAX (PAGE_SIZE >> 6) +#define BNA_TXQ_PAGE_INDEX_MAX_SHIFT (PAGE_SHIFT - 6) + +#define BNA_TXQ_QPGE_PTR_GET(_qe_idx, _qpt_ptr, _qe_ptr, _qe_ptr_range) \ +{ \ + unsigned int page_index; /* index within a page */ \ + void *page_addr; \ + page_index = (_qe_idx) & (BNA_TXQ_PAGE_INDEX_MAX - 1); \ + (_qe_ptr_range) = (BNA_TXQ_PAGE_INDEX_MAX - page_index); \ + page_addr = (_qpt_ptr)[((_qe_idx) >> BNA_TXQ_PAGE_INDEX_MAX_SHIFT)];\ + (_qe_ptr) = &((struct bna_txq_entry *)(page_addr))[page_index]; \ +} + +/* RxQ element is 8 bytes */ +#define BNA_RXQ_PAGE_INDEX_MAX (PAGE_SIZE >> 3) +#define BNA_RXQ_PAGE_INDEX_MAX_SHIFT (PAGE_SHIFT - 3) + +#define BNA_RXQ_QPGE_PTR_GET(_qe_idx, _qpt_ptr, _qe_ptr, _qe_ptr_range) \ +{ \ + unsigned int page_index; /* index within a page */ \ + void *page_addr; \ + page_index = (_qe_idx) & (BNA_RXQ_PAGE_INDEX_MAX - 1); \ + (_qe_ptr_range) = (BNA_RXQ_PAGE_INDEX_MAX - page_index); \ + page_addr = (_qpt_ptr)[((_qe_idx) >> \ + BNA_RXQ_PAGE_INDEX_MAX_SHIFT)]; \ + (_qe_ptr) = &((struct bna_rxq_entry *)(page_addr))[page_index]; \ +} + +/* CQ element is 16 bytes */ +#define BNA_CQ_PAGE_INDEX_MAX (PAGE_SIZE >> 4) +#define BNA_CQ_PAGE_INDEX_MAX_SHIFT (PAGE_SHIFT - 4) + +#define BNA_CQ_QPGE_PTR_GET(_qe_idx, _qpt_ptr, _qe_ptr, _qe_ptr_range) \ +{ \ + unsigned int page_index; /* index within a page */ \ + void *page_addr; \ + \ + page_index = (_qe_idx) & (BNA_CQ_PAGE_INDEX_MAX - 1); \ + (_qe_ptr_range) = (BNA_CQ_PAGE_INDEX_MAX - page_index); \ + page_addr = (_qpt_ptr)[((_qe_idx) >> \ + BNA_CQ_PAGE_INDEX_MAX_SHIFT)]; \ + (_qe_ptr) = &((struct bna_cq_entry *)(page_addr))[page_index];\ +} + +#define BNA_QE_INDX_2_PTR(_cast, _qe_idx, _q_base) \ + (&((_cast *)(_q_base))[(_qe_idx)]) + +#define BNA_QE_INDX_RANGE(_qe_idx, _q_depth) ((_q_depth) - (_qe_idx)) + +#define BNA_QE_INDX_ADD(_qe_idx, _qe_num, _q_depth) \ + ((_qe_idx) = ((_qe_idx) + (_qe_num)) & ((_q_depth) - 1)) + +#define BNA_Q_INDEX_CHANGE(_old_idx, _updated_idx, _q_depth) \ + (((_updated_idx) - (_old_idx)) & ((_q_depth) - 1)) + +#define BNA_QE_FREE_CNT(_q_ptr, _q_depth) \ + (((_q_ptr)->consumer_index - (_q_ptr)->producer_index - 1) & \ + ((_q_depth) - 1)) + +#define BNA_QE_IN_USE_CNT(_q_ptr, _q_depth) \ + ((((_q_ptr)->producer_index - (_q_ptr)->consumer_index)) & \ + (_q_depth - 1)) + +#define BNA_Q_GET_CI(_q_ptr) ((_q_ptr)->q.consumer_index) + +#define BNA_Q_GET_PI(_q_ptr) ((_q_ptr)->q.producer_index) + +#define BNA_Q_PI_ADD(_q_ptr, _num) \ + (_q_ptr)->q.producer_index = \ + (((_q_ptr)->q.producer_index + (_num)) & \ + ((_q_ptr)->q.q_depth - 1)) + +#define BNA_Q_CI_ADD(_q_ptr, _num) \ + (_q_ptr)->q.consumer_index = \ + (((_q_ptr)->q.consumer_index + (_num)) \ + & ((_q_ptr)->q.q_depth - 1)) + +#define BNA_Q_FREE_COUNT(_q_ptr) \ + (BNA_QE_FREE_CNT(&((_q_ptr)->q), (_q_ptr)->q.q_depth)) + +#define BNA_Q_IN_USE_COUNT(_q_ptr) \ + (BNA_QE_IN_USE_CNT(&(_q_ptr)->q, (_q_ptr)->q.q_depth)) + +#define BNA_LARGE_PKT_SIZE 1000 + +#define BNA_UPDATE_PKT_CNT(_pkt, _len) \ +do { \ + if ((_len) > BNA_LARGE_PKT_SIZE) { \ + (_pkt)->large_pkt_cnt++; \ + } else { \ + (_pkt)->small_pkt_cnt++; \ + } \ +} while (0) + +#define call_rxf_stop_cbfn(rxf) \ +do { \ + if ((rxf)->stop_cbfn) { \ + void (*cbfn)(struct bna_rx *); \ + struct bna_rx *cbarg; \ + cbfn = (rxf)->stop_cbfn; \ + cbarg = (rxf)->stop_cbarg; \ + (rxf)->stop_cbfn = NULL; \ + (rxf)->stop_cbarg = NULL; \ + cbfn(cbarg); \ + } \ +} while (0) + +#define call_rxf_start_cbfn(rxf) \ +do { \ + if ((rxf)->start_cbfn) { \ + void (*cbfn)(struct bna_rx *); \ + struct bna_rx *cbarg; \ + cbfn = (rxf)->start_cbfn; \ + cbarg = (rxf)->start_cbarg; \ + (rxf)->start_cbfn = NULL; \ + (rxf)->start_cbarg = NULL; \ + cbfn(cbarg); \ + } \ +} while (0) + +#define call_rxf_cam_fltr_cbfn(rxf) \ +do { \ + if ((rxf)->cam_fltr_cbfn) { \ + void (*cbfn)(struct bnad *, struct bna_rx *); \ + struct bnad *cbarg; \ + cbfn = (rxf)->cam_fltr_cbfn; \ + cbarg = (rxf)->cam_fltr_cbarg; \ + (rxf)->cam_fltr_cbfn = NULL; \ + (rxf)->cam_fltr_cbarg = NULL; \ + cbfn(cbarg, rxf->rx); \ + } \ +} while (0) + +#define call_rxf_pause_cbfn(rxf) \ +do { \ + if ((rxf)->oper_state_cbfn) { \ + void (*cbfn)(struct bnad *, struct bna_rx *); \ + struct bnad *cbarg; \ + cbfn = (rxf)->oper_state_cbfn; \ + cbarg = (rxf)->oper_state_cbarg; \ + (rxf)->oper_state_cbfn = NULL; \ + (rxf)->oper_state_cbarg = NULL; \ + cbfn(cbarg, rxf->rx); \ + } \ +} while (0) + +#define call_rxf_resume_cbfn(rxf) call_rxf_pause_cbfn(rxf) + +#define is_xxx_enable(mode, bitmask, xxx) ((bitmask & xxx) && (mode & xxx)) + +#define is_xxx_disable(mode, bitmask, xxx) ((bitmask & xxx) && !(mode & xxx)) + +#define xxx_enable(mode, bitmask, xxx) \ +do { \ + bitmask |= xxx; \ + mode |= xxx; \ +} while (0) + +#define xxx_disable(mode, bitmask, xxx) \ +do { \ + bitmask |= xxx; \ + mode &= ~xxx; \ +} while (0) + +#define xxx_inactive(mode, bitmask, xxx) \ +do { \ + bitmask &= ~xxx; \ + mode &= ~xxx; \ +} while (0) + +#define is_promisc_enable(mode, bitmask) \ + is_xxx_enable(mode, bitmask, BNA_RXMODE_PROMISC) + +#define is_promisc_disable(mode, bitmask) \ + is_xxx_disable(mode, bitmask, BNA_RXMODE_PROMISC) + +#define promisc_enable(mode, bitmask) \ + xxx_enable(mode, bitmask, BNA_RXMODE_PROMISC) + +#define promisc_disable(mode, bitmask) \ + xxx_disable(mode, bitmask, BNA_RXMODE_PROMISC) + +#define promisc_inactive(mode, bitmask) \ + xxx_inactive(mode, bitmask, BNA_RXMODE_PROMISC) + +#define is_default_enable(mode, bitmask) \ + is_xxx_enable(mode, bitmask, BNA_RXMODE_DEFAULT) + +#define is_default_disable(mode, bitmask) \ + is_xxx_disable(mode, bitmask, BNA_RXMODE_DEFAULT) + +#define default_enable(mode, bitmask) \ + xxx_enable(mode, bitmask, BNA_RXMODE_DEFAULT) + +#define default_disable(mode, bitmask) \ + xxx_disable(mode, bitmask, BNA_RXMODE_DEFAULT) + +#define default_inactive(mode, bitmask) \ + xxx_inactive(mode, bitmask, BNA_RXMODE_DEFAULT) + +#define is_allmulti_enable(mode, bitmask) \ + is_xxx_enable(mode, bitmask, BNA_RXMODE_ALLMULTI) + +#define is_allmulti_disable(mode, bitmask) \ + is_xxx_disable(mode, bitmask, BNA_RXMODE_ALLMULTI) + +#define allmulti_enable(mode, bitmask) \ + xxx_enable(mode, bitmask, BNA_RXMODE_ALLMULTI) + +#define allmulti_disable(mode, bitmask) \ + xxx_disable(mode, bitmask, BNA_RXMODE_ALLMULTI) + +#define allmulti_inactive(mode, bitmask) \ + xxx_inactive(mode, bitmask, BNA_RXMODE_ALLMULTI) + +#define GET_RXQS(rxp, q0, q1) do { \ + switch ((rxp)->type) { \ + case BNA_RXP_SINGLE: \ + (q0) = rxp->rxq.single.only; \ + (q1) = NULL; \ + break; \ + case BNA_RXP_SLR: \ + (q0) = rxp->rxq.slr.large; \ + (q1) = rxp->rxq.slr.small; \ + break; \ + case BNA_RXP_HDS: \ + (q0) = rxp->rxq.hds.data; \ + (q1) = rxp->rxq.hds.hdr; \ + break; \ + } \ +} while (0) + +#define bna_tx_rid_mask(_bna) ((_bna)->tx_mod.rid_mask) + +#define bna_rx_rid_mask(_bna) ((_bna)->rx_mod.rid_mask) + +#define bna_tx_from_rid(_bna, _rid, _tx) \ +do { \ + struct bna_tx_mod *__tx_mod = &(_bna)->tx_mod; \ + struct bna_tx *__tx; \ + struct list_head *qe; \ + _tx = NULL; \ + list_for_each(qe, &__tx_mod->tx_active_q) { \ + __tx = (struct bna_tx *)qe; \ + if (__tx->rid == (_rid)) { \ + (_tx) = __tx; \ + break; \ + } \ + } \ +} while (0) + +#define bna_rx_from_rid(_bna, _rid, _rx) \ +do { \ + struct bna_rx_mod *__rx_mod = &(_bna)->rx_mod; \ + struct bna_rx *__rx; \ + struct list_head *qe; \ + _rx = NULL; \ + list_for_each(qe, &__rx_mod->rx_active_q) { \ + __rx = (struct bna_rx *)qe; \ + if (__rx->rid == (_rid)) { \ + (_rx) = __rx; \ + break; \ + } \ + } \ +} while (0) + +/** + * + * Inline functions + * + */ + +static inline struct bna_mac *bna_mac_find(struct list_head *q, u8 *addr) +{ + struct bna_mac *mac = NULL; + struct list_head *qe; + list_for_each(qe, q) { + if (BNA_MAC_IS_EQUAL(((struct bna_mac *)qe)->addr, addr)) { + mac = (struct bna_mac *)qe; + break; + } + } + return mac; +} + +#define bna_attr(_bna) (&(_bna)->ioceth.attr) + +/** + * + * Function prototypes + * + */ + +/** + * BNA + */ + +/* FW response handlers */ +void bna_bfi_stats_clr_rsp(struct bna *bna, struct bfi_msgq_mhdr *msghdr); + +/* APIs for BNAD */ +void bna_res_req(struct bna_res_info *res_info); +void bna_mod_res_req(struct bna *bna, struct bna_res_info *res_info); +void bna_init(struct bna *bna, struct bnad *bnad, + struct bfa_pcidev *pcidev, + struct bna_res_info *res_info); +void bna_mod_init(struct bna *bna, struct bna_res_info *res_info); +void bna_uninit(struct bna *bna); +int bna_num_txq_set(struct bna *bna, int num_txq); +int bna_num_rxp_set(struct bna *bna, int num_rxp); +void bna_hw_stats_get(struct bna *bna); + +/* APIs for RxF */ +struct bna_mac *bna_ucam_mod_mac_get(struct bna_ucam_mod *ucam_mod); +void bna_ucam_mod_mac_put(struct bna_ucam_mod *ucam_mod, + struct bna_mac *mac); +struct bna_mac *bna_mcam_mod_mac_get(struct bna_mcam_mod *mcam_mod); +void bna_mcam_mod_mac_put(struct bna_mcam_mod *mcam_mod, + struct bna_mac *mac); +struct bna_mcam_handle *bna_mcam_mod_handle_get(struct bna_mcam_mod *mod); +void bna_mcam_mod_handle_put(struct bna_mcam_mod *mcam_mod, + struct bna_mcam_handle *handle); + +/** + * MBOX + */ + +/* API for BNAD */ +void bna_mbox_handler(struct bna *bna, u32 intr_status); + +/** + * ETHPORT + */ + +/* Callbacks for RX */ +void bna_ethport_cb_rx_started(struct bna_ethport *ethport); +void bna_ethport_cb_rx_stopped(struct bna_ethport *ethport); + +/** + * TX MODULE AND TX + */ +/* FW response handelrs */ +void bna_bfi_tx_enet_start_rsp(struct bna_tx *tx, + struct bfi_msgq_mhdr *msghdr); +void bna_bfi_tx_enet_stop_rsp(struct bna_tx *tx, + struct bfi_msgq_mhdr *msghdr); +void bna_bfi_bw_update_aen(struct bna_tx_mod *tx_mod); + +/* APIs for BNA */ +void bna_tx_mod_init(struct bna_tx_mod *tx_mod, struct bna *bna, + struct bna_res_info *res_info); +void bna_tx_mod_uninit(struct bna_tx_mod *tx_mod); + +/* APIs for ENET */ +void bna_tx_mod_start(struct bna_tx_mod *tx_mod, enum bna_tx_type type); +void bna_tx_mod_stop(struct bna_tx_mod *tx_mod, enum bna_tx_type type); +void bna_tx_mod_fail(struct bna_tx_mod *tx_mod); + +/* APIs for BNAD */ +void bna_tx_res_req(int num_txq, int txq_depth, + struct bna_res_info *res_info); +struct bna_tx *bna_tx_create(struct bna *bna, struct bnad *bnad, + struct bna_tx_config *tx_cfg, + const struct bna_tx_event_cbfn *tx_cbfn, + struct bna_res_info *res_info, void *priv); +void bna_tx_destroy(struct bna_tx *tx); +void bna_tx_enable(struct bna_tx *tx); +void bna_tx_disable(struct bna_tx *tx, enum bna_cleanup_type type, + void (*cbfn)(void *, struct bna_tx *)); +void bna_tx_cleanup_complete(struct bna_tx *tx); +void bna_tx_coalescing_timeo_set(struct bna_tx *tx, int coalescing_timeo); + +/** + * RX MODULE, RX, RXF + */ + +/* FW response handlers */ +void bna_bfi_rx_enet_start_rsp(struct bna_rx *rx, + struct bfi_msgq_mhdr *msghdr); +void bna_bfi_rx_enet_stop_rsp(struct bna_rx *rx, + struct bfi_msgq_mhdr *msghdr); +void bna_bfi_rxf_cfg_rsp(struct bna_rxf *rxf, struct bfi_msgq_mhdr *msghdr); +void bna_bfi_rxf_mcast_add_rsp(struct bna_rxf *rxf, + struct bfi_msgq_mhdr *msghdr); + +/* APIs for BNA */ +void bna_rx_mod_init(struct bna_rx_mod *rx_mod, struct bna *bna, + struct bna_res_info *res_info); +void bna_rx_mod_uninit(struct bna_rx_mod *rx_mod); + +/* APIs for ENET */ +void bna_rx_mod_start(struct bna_rx_mod *rx_mod, enum bna_rx_type type); +void bna_rx_mod_stop(struct bna_rx_mod *rx_mod, enum bna_rx_type type); +void bna_rx_mod_fail(struct bna_rx_mod *rx_mod); + +/* APIs for BNAD */ +void bna_rx_res_req(struct bna_rx_config *rx_config, + struct bna_res_info *res_info); +struct bna_rx *bna_rx_create(struct bna *bna, struct bnad *bnad, + struct bna_rx_config *rx_cfg, + const struct bna_rx_event_cbfn *rx_cbfn, + struct bna_res_info *res_info, void *priv); +void bna_rx_destroy(struct bna_rx *rx); +void bna_rx_enable(struct bna_rx *rx); +void bna_rx_disable(struct bna_rx *rx, enum bna_cleanup_type type, + void (*cbfn)(void *, struct bna_rx *)); +void bna_rx_cleanup_complete(struct bna_rx *rx); +void bna_rx_coalescing_timeo_set(struct bna_rx *rx, int coalescing_timeo); +void bna_rx_dim_reconfig(struct bna *bna, const u32 vector[][BNA_BIAS_T_MAX]); +void bna_rx_dim_update(struct bna_ccb *ccb); +enum bna_cb_status +bna_rx_ucast_set(struct bna_rx *rx, u8 *ucmac, + void (*cbfn)(struct bnad *, struct bna_rx *)); +enum bna_cb_status +bna_rx_ucast_add(struct bna_rx *rx, u8* ucmac, + void (*cbfn)(struct bnad *, struct bna_rx *)); +enum bna_cb_status +bna_rx_ucast_del(struct bna_rx *rx, u8 *ucmac, + void (*cbfn)(struct bnad *, struct bna_rx *)); +enum bna_cb_status +bna_rx_mcast_add(struct bna_rx *rx, u8 *mcmac, + void (*cbfn)(struct bnad *, struct bna_rx *)); +enum bna_cb_status +bna_rx_mcast_listset(struct bna_rx *rx, int count, u8 *mcmac, + void (*cbfn)(struct bnad *, struct bna_rx *)); +enum bna_cb_status +bna_rx_mode_set(struct bna_rx *rx, enum bna_rxmode rxmode, + enum bna_rxmode bitmask, + void (*cbfn)(struct bnad *, struct bna_rx *)); +void bna_rx_vlan_add(struct bna_rx *rx, int vlan_id); +void bna_rx_vlan_del(struct bna_rx *rx, int vlan_id); +void bna_rx_vlanfilter_enable(struct bna_rx *rx); +/** + * ENET + */ + +/* API for RX */ +int bna_enet_mtu_get(struct bna_enet *enet); + +/* Callbacks for TX, RX */ +void bna_enet_cb_tx_stopped(struct bna_enet *enet); +void bna_enet_cb_rx_stopped(struct bna_enet *enet); + +/* API for BNAD */ +void bna_enet_enable(struct bna_enet *enet); +void bna_enet_disable(struct bna_enet *enet, enum bna_cleanup_type type, + void (*cbfn)(void *)); +void bna_enet_pause_config(struct bna_enet *enet, + struct bna_pause_config *pause_config, + void (*cbfn)(struct bnad *)); +void bna_enet_mtu_set(struct bna_enet *enet, int mtu, + void (*cbfn)(struct bnad *)); +void bna_enet_perm_mac_get(struct bna_enet *enet, mac_t *mac); + +/** + * IOCETH + */ + +/* APIs for BNAD */ +void bna_ioceth_enable(struct bna_ioceth *ioceth); +void bna_ioceth_disable(struct bna_ioceth *ioceth, + enum bna_cleanup_type type); + +/** + * BNAD + */ + +/* Callbacks for ENET */ +void bnad_cb_ethport_link_status(struct bnad *bnad, + enum bna_link_status status); + +/* Callbacks for IOCETH */ +void bnad_cb_ioceth_ready(struct bnad *bnad); +void bnad_cb_ioceth_failed(struct bnad *bnad); +void bnad_cb_ioceth_disabled(struct bnad *bnad); +void bnad_cb_mbox_intr_enable(struct bnad *bnad); +void bnad_cb_mbox_intr_disable(struct bnad *bnad); + +/* Callbacks for BNA */ +void bnad_cb_stats_get(struct bnad *bnad, enum bna_cb_status status, + struct bna_stats *stats); + +#endif /* __BNA_H__ */ |