| /* |
| * Copyright (c) 2010 Broadcom Corporation |
| * |
| * Permission to use, copy, modify, and/or distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
| * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
| * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| /**************** |
| * Common types * |
| */ |
| |
| #ifndef BRCMFMAC_CORE_H |
| #define BRCMFMAC_CORE_H |
| |
| #include <net/cfg80211.h> |
| #include "fweh.h" |
| |
| #define TOE_TX_CSUM_OL 0x00000001 |
| #define TOE_RX_CSUM_OL 0x00000002 |
| |
| /* For supporting multiple interfaces */ |
| #define BRCMF_MAX_IFS 16 |
| |
| /* Small, medium and maximum buffer size for dcmd |
| */ |
| #define BRCMF_DCMD_SMLEN 256 |
| #define BRCMF_DCMD_MEDLEN 1536 |
| #define BRCMF_DCMD_MAXLEN 8192 |
| |
| /* IOCTL from host to device are limited in lenght. A device can only handle |
| * ethernet frame size. This limitation is to be applied by protocol layer. |
| */ |
| #define BRCMF_TX_IOCTL_MAX_MSG_SIZE (ETH_FRAME_LEN+ETH_FCS_LEN) |
| |
| #define BRCMF_AMPDU_RX_REORDER_MAXFLOWS 256 |
| |
| /* Length of firmware version string stored for |
| * ethtool driver info which uses 32 bytes as well. |
| */ |
| #define BRCMF_DRIVER_FIRMWARE_VERSION_LEN 32 |
| |
| #define NDOL_MAX_ENTRIES 8 |
| |
| /** |
| * struct brcmf_ampdu_rx_reorder - AMPDU receive reorder info |
| * |
| * @pktslots: dynamic allocated array for ordering AMPDU packets. |
| * @flow_id: AMPDU flow identifier. |
| * @cur_idx: last AMPDU index from firmware. |
| * @exp_idx: expected next AMPDU index. |
| * @max_idx: maximum amount of packets per AMPDU. |
| * @pend_pkts: number of packets currently in @pktslots. |
| */ |
| struct brcmf_ampdu_rx_reorder { |
| struct sk_buff **pktslots; |
| u8 flow_id; |
| u8 cur_idx; |
| u8 exp_idx; |
| u8 max_idx; |
| u8 pend_pkts; |
| }; |
| |
| /* Forward decls for struct brcmf_pub (see below) */ |
| struct brcmf_proto; /* device communication protocol info */ |
| struct brcmf_fws_info; /* firmware signalling info */ |
| struct brcmf_mp_device; /* module paramateres, device specific */ |
| |
| /* |
| * struct brcmf_rev_info |
| * |
| * The result field stores the error code of the |
| * revision info request from firmware. For the |
| * other fields see struct brcmf_rev_info_le in |
| * fwil_types.h |
| */ |
| struct brcmf_rev_info { |
| int result; |
| u32 vendorid; |
| u32 deviceid; |
| u32 radiorev; |
| u32 chiprev; |
| u32 corerev; |
| u32 boardid; |
| u32 boardvendor; |
| u32 boardrev; |
| u32 driverrev; |
| u32 ucoderev; |
| u32 bus; |
| u32 chipnum; |
| u32 phytype; |
| u32 phyrev; |
| u32 anarev; |
| u32 chippkg; |
| u32 nvramrev; |
| }; |
| |
| /* Common structure for module and instance linkage */ |
| struct brcmf_pub { |
| /* Linkage ponters */ |
| struct brcmf_bus *bus_if; |
| struct brcmf_proto *proto; |
| struct brcmf_cfg80211_info *config; |
| |
| /* Internal brcmf items */ |
| uint hdrlen; /* Total BRCMF header length (proto + bus) */ |
| |
| /* Dongle media info */ |
| char fwver[BRCMF_DRIVER_FIRMWARE_VERSION_LEN]; |
| u8 mac[ETH_ALEN]; /* MAC address obtained from dongle */ |
| |
| struct mac_address addresses[BRCMF_MAX_IFS]; |
| |
| struct brcmf_if *iflist[BRCMF_MAX_IFS]; |
| s32 if2bss[BRCMF_MAX_IFS]; |
| |
| struct mutex proto_block; |
| unsigned char proto_buf[BRCMF_DCMD_MAXLEN]; |
| |
| struct brcmf_fweh_info fweh; |
| |
| struct brcmf_ampdu_rx_reorder |
| *reorder_flows[BRCMF_AMPDU_RX_REORDER_MAXFLOWS]; |
| |
| u32 feat_flags; |
| u32 chip_quirks; |
| |
| struct brcmf_rev_info revinfo; |
| #ifdef DEBUG |
| struct dentry *dbgfs_dir; |
| #endif |
| |
| struct notifier_block inetaddr_notifier; |
| struct notifier_block inet6addr_notifier; |
| struct brcmf_mp_device *settings; |
| }; |
| |
| /* forward declarations */ |
| struct brcmf_cfg80211_vif; |
| struct brcmf_fws_mac_descriptor; |
| |
| /** |
| * enum brcmf_netif_stop_reason - reason for stopping netif queue. |
| * |
| * @BRCMF_NETIF_STOP_REASON_FWS_FC: |
| * netif stopped due to firmware signalling flow control. |
| * @BRCMF_NETIF_STOP_REASON_FLOW: |
| * netif stopped due to flowring full. |
| * @BRCMF_NETIF_STOP_REASON_DISCONNECTED: |
| * netif stopped due to not being connected (STA mode). |
| */ |
| enum brcmf_netif_stop_reason { |
| BRCMF_NETIF_STOP_REASON_FWS_FC = BIT(0), |
| BRCMF_NETIF_STOP_REASON_FLOW = BIT(1), |
| BRCMF_NETIF_STOP_REASON_DISCONNECTED = BIT(2) |
| }; |
| |
| /** |
| * struct brcmf_if - interface control information. |
| * |
| * @drvr: points to device related information. |
| * @vif: points to cfg80211 specific interface information. |
| * @ndev: associated network device. |
| * @multicast_work: worker object for multicast provisioning. |
| * @ndoffload_work: worker object for neighbor discovery offload configuration. |
| * @fws_desc: interface specific firmware-signalling descriptor. |
| * @ifidx: interface index in device firmware. |
| * @bsscfgidx: index of bss associated with this interface. |
| * @mac_addr: assigned mac address. |
| * @netif_stop: bitmap indicates reason why netif queues are stopped. |
| * @netif_stop_lock: spinlock for update netif_stop from multiple sources. |
| * @pend_8021x_cnt: tracks outstanding number of 802.1x frames. |
| * @pend_8021x_wait: used for signalling change in count. |
| */ |
| struct brcmf_if { |
| struct brcmf_pub *drvr; |
| struct brcmf_cfg80211_vif *vif; |
| struct net_device *ndev; |
| struct work_struct multicast_work; |
| struct work_struct ndoffload_work; |
| struct brcmf_fws_mac_descriptor *fws_desc; |
| int ifidx; |
| s32 bsscfgidx; |
| u8 mac_addr[ETH_ALEN]; |
| u8 netif_stop; |
| spinlock_t netif_stop_lock; |
| atomic_t pend_8021x_cnt; |
| wait_queue_head_t pend_8021x_wait; |
| struct in6_addr ipv6_addr_tbl[NDOL_MAX_ENTRIES]; |
| u8 ipv6addr_idx; |
| }; |
| |
| int brcmf_netdev_wait_pend8021x(struct brcmf_if *ifp); |
| |
| /* Return pointer to interface name */ |
| char *brcmf_ifname(struct brcmf_if *ifp); |
| struct brcmf_if *brcmf_get_ifp(struct brcmf_pub *drvr, int ifidx); |
| int brcmf_net_attach(struct brcmf_if *ifp, bool rtnl_locked); |
| struct brcmf_if *brcmf_add_if(struct brcmf_pub *drvr, s32 bsscfgidx, s32 ifidx, |
| bool is_p2pdev, const char *name, u8 *mac_addr); |
| void brcmf_remove_interface(struct brcmf_if *ifp, bool rtnl_locked); |
| void brcmf_txflowblock_if(struct brcmf_if *ifp, |
| enum brcmf_netif_stop_reason reason, bool state); |
| void brcmf_txfinalize(struct brcmf_if *ifp, struct sk_buff *txp, bool success); |
| void brcmf_netif_rx(struct brcmf_if *ifp, struct sk_buff *skb); |
| void brcmf_net_setcarrier(struct brcmf_if *ifp, bool on); |
| int __init brcmf_core_init(void); |
| void __exit brcmf_core_exit(void); |
| |
| #endif /* BRCMFMAC_CORE_H */ |