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|
/*
* 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.
*/
#ifndef __BNA_H__
#define __BNA_H__
#include "bfa_wc.h"
#include "bfa_ioc.h"
#include "cna.h"
#include "bfi_ll.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
/* MBOX API for PORT, TX, RX */
#define bna_mbox_qe_fill(_qe, _cmd, _cmd_len, _cbfn, _cbarg) \
do { \
memcpy(&((_qe)->cmd.msg[0]), (_cmd), (_cmd_len)); \
(_qe)->cbfn = (_cbfn); \
(_qe)->cbarg = (_cbarg); \
} while (0)
#define bna_is_small_rxq(rcb) ((rcb)->id == 1)
#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))
/* These macros build the data portion of the TxQ/RxQ doorbell */
#define BNA_DOORBELL_Q_PRD_IDX(_pi) (0x80000000 | (_pi))
#define BNA_DOORBELL_Q_STOP (0x40000000)
/* These macros build the data portion of the IB doorbell */
#define BNA_DOORBELL_IB_INT_ACK(_timeout, _events) \
(0x80000000 | ((_timeout) << 16) | (_events))
#define BNA_DOORBELL_IB_INT_DISABLE (0x40000000)
/* Set the coalescing timer for the given ib */
#define bna_ib_coalescing_timer_set(_i_dbell, _cls_timer) \
((_i_dbell)->doorbell_ack = BNA_DOORBELL_IB_INT_ACK((_cls_timer), 0));
/* Acks 'events' # of events for a given ib */
#define bna_ib_ack(_i_dbell, _events) \
(writel(((_i_dbell)->doorbell_ack | (_events)), \
(_i_dbell)->doorbell_addr));
#define bna_txq_prod_indx_doorbell(_tcb) \
(writel(BNA_DOORBELL_Q_PRD_IDX((_tcb)->producer_index), \
(_tcb)->q_dbell));
#define bna_rxq_prod_indx_doorbell(_rcb) \
(writel(BNA_DOORBELL_Q_PRD_IDX((_rcb)->producer_index), \
(_rcb)->q_dbell));
#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, status) \
if ((rxf)->stop_cbfn) { \
(*(rxf)->stop_cbfn)((rxf)->stop_cbarg, (status)); \
(rxf)->stop_cbfn = NULL; \
(rxf)->stop_cbarg = NULL; \
}
#define call_rxf_start_cbfn(rxf, status) \
if ((rxf)->start_cbfn) { \
(*(rxf)->start_cbfn)((rxf)->start_cbarg, (status)); \
(rxf)->start_cbfn = NULL; \
(rxf)->start_cbarg = NULL; \
}
#define call_rxf_cam_fltr_cbfn(rxf, status) \
if ((rxf)->cam_fltr_cbfn) { \
(*(rxf)->cam_fltr_cbfn)((rxf)->cam_fltr_cbarg, rxf->rx, \
(status)); \
(rxf)->cam_fltr_cbfn = NULL; \
(rxf)->cam_fltr_cbarg = NULL; \
}
#define call_rxf_pause_cbfn(rxf, status) \
if ((rxf)->oper_state_cbfn) { \
(*(rxf)->oper_state_cbfn)((rxf)->oper_state_cbarg, rxf->rx,\
(status)); \
(rxf)->rxf_flags &= ~BNA_RXF_FL_OPERSTATE_CHANGED; \
(rxf)->oper_state_cbfn = NULL; \
(rxf)->oper_state_cbarg = NULL; \
}
#define call_rxf_resume_cbfn(rxf, status) call_rxf_pause_cbfn(rxf, status)
#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)
/**
*
* Function prototypes
*
*/
/**
* BNA
*/
/* APIs for BNAD */
void bna_res_req(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_uninit(struct bna *bna);
void bna_stats_get(struct bna *bna);
void bna_get_perm_mac(struct bna *bna, u8 *mac);
/* APIs for Rx */
int bna_rit_mod_can_satisfy(struct bna_rit_mod *rit_mod, int seg_size);
/* 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_rit_segment *
bna_rit_mod_seg_get(struct bna_rit_mod *rit_mod, int seg_size);
void bna_rit_mod_seg_put(struct bna_rit_mod *rit_mod,
struct bna_rit_segment *seg);
/**
* DEVICE
*/
/* APIs for BNAD */
void bna_device_enable(struct bna_device *device);
void bna_device_disable(struct bna_device *device,
enum bna_cleanup_type type);
/**
* MBOX
*/
/* APIs for PORT, TX, RX */
void bna_mbox_handler(struct bna *bna, u32 intr_status);
void bna_mbox_send(struct bna *bna, struct bna_mbox_qe *mbox_qe);
/**
* PORT
*/
/* API for RX */
int bna_port_mtu_get(struct bna_port *port);
void bna_llport_rx_started(struct bna_llport *llport);
void bna_llport_rx_stopped(struct bna_llport *llport);
/* API for BNAD */
void bna_port_enable(struct bna_port *port);
void bna_port_disable(struct bna_port *port, enum bna_cleanup_type type,
void (*cbfn)(void *, enum bna_cb_status));
void bna_port_pause_config(struct bna_port *port,
struct bna_pause_config *pause_config,
void (*cbfn)(struct bnad *, enum bna_cb_status));
void bna_port_mtu_set(struct bna_port *port, int mtu,
void (*cbfn)(struct bnad *, enum bna_cb_status));
void bna_port_mac_get(struct bna_port *port, mac_t *mac);
/* Callbacks for TX, RX */
void bna_port_cb_tx_stopped(struct bna_port *port,
enum bna_cb_status status);
void bna_port_cb_rx_stopped(struct bna_port *port,
enum bna_cb_status status);
/**
* IB
*/
/* APIs for BNA */
void bna_ib_mod_init(struct bna_ib_mod *ib_mod, struct bna *bna,
struct bna_res_info *res_info);
void bna_ib_mod_uninit(struct bna_ib_mod *ib_mod);
/**
* TX MODULE AND TX
*/
/* 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);
int bna_tx_state_get(struct bna_tx *tx);
/* APIs for PORT */
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);
void bna_tx_mod_prio_changed(struct bna_tx_mod *tx_mod, int prio);
void bna_tx_mod_cee_link_status(struct bna_tx_mod *tx_mod, int cee_link);
/* 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,
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 *,
enum bna_cb_status));
void bna_tx_coalescing_timeo_set(struct bna_tx *tx, int coalescing_timeo);
/**
* RX MODULE, RX, RXF
*/
/* Internal APIs */
void rxf_cb_cam_fltr_mbox_cmd(void *arg, int status);
void rxf_cam_mbox_cmd(struct bna_rxf *rxf, u8 cmd,
const struct bna_mac *mac_addr);
void __rxf_vlan_filter_set(struct bna_rxf *rxf, enum bna_status status);
void bna_rxf_adv_init(struct bna_rxf *rxf,
struct bna_rx *rx,
struct bna_rx_config *q_config);
int rxf_process_packet_filter_ucast(struct bna_rxf *rxf);
int rxf_process_packet_filter_promisc(struct bna_rxf *rxf);
int rxf_process_packet_filter_default(struct bna_rxf *rxf);
int rxf_process_packet_filter_allmulti(struct bna_rxf *rxf);
int rxf_clear_packet_filter_ucast(struct bna_rxf *rxf);
int rxf_clear_packet_filter_promisc(struct bna_rxf *rxf);
int rxf_clear_packet_filter_default(struct bna_rxf *rxf);
int rxf_clear_packet_filter_allmulti(struct bna_rxf *rxf);
void rxf_reset_packet_filter_ucast(struct bna_rxf *rxf);
void rxf_reset_packet_filter_promisc(struct bna_rxf *rxf);
void rxf_reset_packet_filter_default(struct bna_rxf *rxf);
void rxf_reset_packet_filter_allmulti(struct bna_rxf *rxf);
/* 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);
int bna_rx_state_get(struct bna_rx *rx);
int bna_rxf_state_get(struct bna_rxf *rxf);
/* APIs for PORT */
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,
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 *,
enum bna_cb_status));
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));
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));
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));
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 *,
enum bna_cb_status));
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);
void bna_rx_hds_enable(struct bna_rx *rx, struct bna_rxf_hds *hds_config,
void (*cbfn)(struct bnad *, struct bna_rx *,
enum bna_cb_status));
void bna_rx_hds_disable(struct bna_rx *rx,
void (*cbfn)(struct bnad *, struct bna_rx *,
enum bna_cb_status));
/**
* BNAD
*/
/* Callbacks for BNA */
void bnad_cb_stats_get(struct bnad *bnad, enum bna_cb_status status,
struct bna_stats *stats);
/* Callbacks for DEVICE */
void bnad_cb_device_enabled(struct bnad *bnad, enum bna_cb_status status);
void bnad_cb_device_disabled(struct bnad *bnad, enum bna_cb_status status);
void bnad_cb_device_enable_mbox_intr(struct bnad *bnad);
void bnad_cb_device_disable_mbox_intr(struct bnad *bnad);
/* Callbacks for port */
void bnad_cb_port_link_status(struct bnad *bnad,
enum bna_link_status status);
#endif /* __BNA_H__ */
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