/* * DHD Linux header file (dhd_linux exports for cfg80211 and other components) * * Copyright (C) 1999-2019, Broadcom. * * Unless you and Broadcom execute a separate written software license * agreement governing use of this software, this software is licensed to you * under the terms of the GNU General Public License version 2 (the "GPL"), * available at http://www.broadcom.com/licenses/GPLv2.php, with the * following added to such license: * * As a special exception, the copyright holders of this software give you * permission to link this software with independent modules, and to copy and * distribute the resulting executable under terms of your choice, provided that * you also meet, for each linked independent module, the terms and conditions of * the license of that module. An independent module is a module which is not * derived from this software. The special exception does not apply to any * modifications of the software. * * Notwithstanding the above, under no circumstances may you combine this * software in any way with any other Broadcom software provided under a license * other than the GPL, without Broadcom's express prior written consent. * * * <> * * $Id: dhd_linux.h 816392 2019-04-24 14:39:02Z $ */ /* wifi platform functions for power, interrupt and pre-alloc, either * from Android-like platform device data, or Broadcom wifi platform * device data. * */ #ifndef __DHD_LINUX_H__ #define __DHD_LINUX_H__ #include #include #include #include #include /* Linux wireless extension support */ #if defined(WL_WIRELESS_EXT) #include #endif /* defined(WL_WIRELESS_EXT) */ #if defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) #include #endif /* defined(CONFIG_HAS_EARLYSUSPEND) && defined(DHD_USE_EARLYSUSPEND) */ #ifdef PCIE_FULL_DONGLE #include #endif /* PCIE_FULL_DONGLE */ #ifdef WL_MONITOR #include #define MAX_RADIOTAP_SIZE 256 /* Maximum size to hold HE Radiotap header format */ #define MAX_MON_PKT_SIZE (4096 + MAX_RADIOTAP_SIZE) #endif /* WL_MONITOR */ #define FILE_DUMP_MAX_WAIT_TIME 4000 #define htod32(i) (i) #define htod16(i) (i) #define dtoh32(i) (i) #define dtoh16(i) (i) #define htodchanspec(i) (i) #define dtohchanspec(i) (i) #ifdef BLOCK_IPV6_PACKET #define HEX_PREF_STR "0x" #define UNI_FILTER_STR "010000000000" #define ZERO_ADDR_STR "000000000000" #define ETHER_TYPE_STR "0000" #define IPV6_FILTER_STR "20" #define ZERO_TYPE_STR "00" #endif /* BLOCK_IPV6_PACKET */ typedef struct dhd_if_event { struct list_head list; wl_event_data_if_t event; char name[IFNAMSIZ+1]; uint8 mac[ETHER_ADDR_LEN]; } dhd_if_event_t; /* Interface control information */ typedef struct dhd_if { struct dhd_info *info; /* back pointer to dhd_info */ /* OS/stack specifics */ struct net_device *net; int idx; /* iface idx in dongle */ uint subunit; /* subunit */ uint8 mac_addr[ETHER_ADDR_LEN]; /* assigned MAC address */ bool set_macaddress; bool set_multicast; uint8 bssidx; /* bsscfg index for the interface */ bool attached; /* Delayed attachment when unset */ bool txflowcontrol; /* Per interface flow control indicator */ char name[IFNAMSIZ+1]; /* linux interface name */ char dngl_name[IFNAMSIZ+1]; /* corresponding dongle interface name */ struct net_device_stats stats; #ifdef PCIE_FULL_DONGLE struct list_head sta_list; /* sll of associated stations */ spinlock_t sta_list_lock; /* lock for manipulating sll */ #endif /* PCIE_FULL_DONGLE */ uint32 ap_isolate; /* ap-isolation settings */ #ifdef DHD_L2_FILTER bool parp_enable; bool parp_discard; bool parp_allnode; arp_table_t *phnd_arp_table; /* for Per BSS modification */ bool dhcp_unicast; bool block_ping; bool grat_arp; bool block_tdls; #endif /* DHD_L2_FILTER */ #ifdef DHD_MCAST_REGEN bool mcast_regen_bss_enable; #endif // endif bool rx_pkt_chainable; /* set all rx packet to chainable config by default */ cumm_ctr_t cumm_ctr; /* cummulative queue length of child flowrings */ uint8 tx_paths_active; bool del_in_progress; bool static_if; /* used to avoid some operations on static_if */ #ifdef DHD_4WAYM4_FAIL_DISCONNECT struct delayed_work m4state_work; atomic_t m4state; #endif /* DHD_4WAYM4_FAIL_DISCONNECT */ #ifdef DHD_POST_EAPOL_M1_AFTER_ROAM_EVT bool recv_reassoc_evt; bool post_roam_evt; #endif /* DHD_POST_EAPOL_M1_AFTER_ROAM_EVT */ #ifdef DHDTCPSYNC_FLOOD_BLK uint32 tsync_rcvd; uint32 tsyncack_txed; u64 last_sync; struct work_struct blk_tsfl_work; #endif /* DHDTCPSYNC_FLOOD_BLK */ } dhd_if_t; struct ipv6_work_info_t { uint8 if_idx; char ipv6_addr[IPV6_ADDR_LEN]; unsigned long event; }; typedef struct dhd_dump { uint8 *buf; int bufsize; uint8 *hscb_buf; int hscb_bufsize; } dhd_dump_t; #ifdef DNGL_AXI_ERROR_LOGGING typedef struct dhd_axi_error_dump { ulong fault_address; uint32 axid; struct hnd_ext_trap_axi_error_v1 etd_axi_error_v1; } dhd_axi_error_dump_t; #endif /* DNGL_AXI_ERROR_LOGGING */ #ifdef DHD_PCIE_NATIVE_RUNTIMEPM struct dhd_rx_tx_work { struct work_struct work; struct sk_buff *skb; struct net_device *net; struct dhd_pub *pub; }; #endif /* DHD_PCIE_NATIVE_RUNTIMEPM */ #if defined(DHD_LB) #if !defined(PCIE_FULL_DONGLE) #error "DHD Loadbalancing only supported on PCIE_FULL_DONGLE" #endif /* !PCIE_FULL_DONGLE */ #endif /* DHD_LB */ #if defined(DHD_LB_RXP) || defined(DHD_LB_RXC) || defined(DHD_LB_TXC) || \ defined(DHD_LB_STATS) #if !defined(DHD_LB) #error "DHD loadbalance derivatives are supported only if DHD_LB is defined" #endif /* !DHD_LB */ #endif /* DHD_LB_RXP || DHD_LB_RXC || DHD_LB_TXC || DHD_LB_STATS */ #if defined(DHD_LB) /* Dynamic CPU selection for load balancing */ #include #include #include #include #include #if !defined(DHD_LB_PRIMARY_CPUS) #define DHD_LB_PRIMARY_CPUS 0x0 /* Big CPU coreids mask */ #endif // endif #if !defined(DHD_LB_SECONDARY_CPUS) #define DHD_LB_SECONDARY_CPUS 0xFE /* Little CPU coreids mask */ #endif // endif #define HIST_BIN_SIZE 9 #if defined(DHD_LB_TXP) /* Pkttag not compatible with PROP_TXSTATUS or WLFC */ typedef struct dhd_tx_lb_pkttag_fr { struct net_device *net; int ifidx; } dhd_tx_lb_pkttag_fr_t; #define DHD_LB_TX_PKTTAG_SET_NETDEV(tag, netdevp) ((tag)->net = netdevp) #define DHD_LB_TX_PKTTAG_NETDEV(tag) ((tag)->net) #define DHD_LB_TX_PKTTAG_SET_IFIDX(tag, ifidx) ((tag)->ifidx = ifidx) #define DHD_LB_TX_PKTTAG_IFIDX(tag) ((tag)->ifidx) #endif /* DHD_LB_TXP */ #endif /* DHD_LB */ #ifdef FILTER_IE #define FILTER_IE_PATH "/etc/wifi/filter_ie" #define FILTER_IE_BUFSZ 1024 /* ioc buffsize for FILTER_IE */ #define FILE_BLOCK_READ_SIZE 256 #define WL_FILTER_IE_IOV_HDR_SIZE OFFSETOF(wl_filter_ie_iov_v1_t, tlvs) #endif /* FILTER_IE */ #define NULL_CHECK(p, s, err) \ do { \ if (!(p)) { \ printk("NULL POINTER (%s) : %s\n", __FUNCTION__, (s)); \ err = BCME_ERROR; \ return err; \ } \ } while (0) /* dongle status */ enum wifi_adapter_status { WIFI_STATUS_POWER_ON = 0, WIFI_STATUS_ATTACH, WIFI_STATUS_FW_READY, WIFI_STATUS_DETTACH }; #define wifi_chk_adapter_status(adapter, stat) (test_bit(stat, &(adapter)->status)) #define wifi_get_adapter_status(adapter, stat) (test_bit(stat, &(adapter)->status)) #define wifi_set_adapter_status(adapter, stat) (set_bit(stat, &(adapter)->status)) #define wifi_clr_adapter_status(adapter, stat) (clear_bit(stat, &(adapter)->status)) #define wifi_chg_adapter_status(adapter, stat) (change_bit(stat, &(adapter)->status)) #define DHD_REGISTRATION_TIMEOUT 12000 /* msec : allowed time to finished dhd registration */ #define DHD_FW_READY_TIMEOUT 5000 /* msec : allowed time to finished fw download */ typedef struct wifi_adapter_info { const char *name; uint irq_num; uint intr_flags; const char *fw_path; const char *nv_path; const char *clm_path; const char *conf_path; void *wifi_plat_data; /* wifi ctrl func, for backward compatibility */ uint bus_type; uint bus_num; uint slot_num; wait_queue_head_t status_event; unsigned long status; #if defined(BT_OVER_SDIO) const char *btfw_path; #endif /* defined (BT_OVER_SDIO) */ #ifdef BUS_POWER_RESTORE #if defined(BCMSDIO) struct sdio_func *sdio_func; #endif /* BCMSDIO */ #if defined(BCMPCIE) struct pci_dev *pci_dev; struct pci_saved_state *pci_saved_state; #endif /* BCMPCIE */ #endif } wifi_adapter_info_t; #define WLAN_PLAT_NODFS_FLAG 0x01 #define WLAN_PLAT_AP_FLAG 0x02 #if !defined(CONFIG_WIFI_CONTROL_FUNC) struct wifi_platform_data { #ifdef BUS_POWER_RESTORE int (*set_power)(int val, wifi_adapter_info_t *adapter); #else int (*set_power)(int val); #endif int (*set_reset)(int val); int (*set_carddetect)(int val); void *(*mem_prealloc)(int section, unsigned long size); #ifdef CUSTOM_MULTI_MAC int (*get_mac_addr)(unsigned char *buf, char *name); #else int (*get_mac_addr)(unsigned char *buf); #endif #ifdef BCMSDIO int (*get_wake_irq)(void); #endif // endif #ifdef CUSTOM_FORCE_NODFS_FLAG void *(*get_country_code)(char *ccode, u32 flags); #else /* defined (CUSTOM_FORCE_NODFS_FLAG) */ void *(*get_country_code)(char *ccode); #endif }; #endif typedef struct bcmdhd_wifi_platdata { uint num_adapters; wifi_adapter_info_t *adapters; } bcmdhd_wifi_platdata_t; /** Per STA params. A list of dhd_sta objects are managed in dhd_if */ typedef struct dhd_sta { cumm_ctr_t cumm_ctr; /* cummulative queue length of child flowrings */ uint16 flowid[NUMPRIO]; /* allocated flow ring ids (by priority) */ void * ifp; /* associated dhd_if */ struct ether_addr ea; /* stations ethernet mac address */ struct list_head list; /* link into dhd_if::sta_list */ int idx; /* index of self in dhd_pub::sta_pool[] */ int ifidx; /* index of interface in dhd */ } dhd_sta_t; typedef dhd_sta_t dhd_sta_pool_t; #ifdef DHD_4WAYM4_FAIL_DISCONNECT typedef enum { M3_RXED, M4_TXFAILED } msg_4way_state_t; #define MAX_4WAY_TIMEOUT_MS 2000 #endif /* DHD_4WAYM4_FAIL_DISCONNECT */ #ifdef DHD_SEND_HANG_PRIVCMD_ERRORS extern uint32 report_hang_privcmd_err; #endif /* DHD_SEND_HANG_PRIVCMD_ERRORS */ #if defined(ARGOS_NOTIFY_CB) int argos_register_notifier_init(struct net_device *net); int argos_register_notifier_deinit(void); extern int sec_argos_register_notifier(struct notifier_block *n, char *label); extern int sec_argos_unregister_notifier(struct notifier_block *n, char *label); typedef struct { struct net_device *wlan_primary_netdev; int argos_rps_cpus_enabled; } argos_rps_ctrl; #define RPS_TPUT_THRESHOLD 300 #define DELAY_TO_CLEAR_RPS_CPUS 300 #endif // endif #if defined(BT_OVER_SDIO) extern void wl_android_set_wifi_on_flag(bool enable); #endif /* BT_OVER_SDIO */ #ifdef DHD_LOG_DUMP /* 0: DLD_BUF_TYPE_GENERAL, 1: DLD_BUF_TYPE_PRESERVE * 2: DLD_BUF_TYPE_SPECIAL */ #define DLD_BUFFER_NUM 3 #ifndef CUSTOM_LOG_DUMP_BUFSIZE_MB #define CUSTOM_LOG_DUMP_BUFSIZE_MB 4 /* DHD_LOG_DUMP_BUF_SIZE 4 MB static memory in kernel */ #endif /* CUSTOM_LOG_DUMP_BUFSIZE_MB */ #define LOG_DUMP_TOTAL_BUFSIZE (1024 * 1024 * CUSTOM_LOG_DUMP_BUFSIZE_MB) /* * Below are different sections that use the prealloced buffer * and sum of the sizes of these should not cross LOG_DUMP_TOTAL_BUFSIZE */ #define LOG_DUMP_GENERAL_MAX_BUFSIZE (256 * 1024 * CUSTOM_LOG_DUMP_BUFSIZE_MB) #define LOG_DUMP_PRESERVE_MAX_BUFSIZE (128 * 1024 * CUSTOM_LOG_DUMP_BUFSIZE_MB) #define LOG_DUMP_ECNTRS_MAX_BUFSIZE (256 * 1024 * CUSTOM_LOG_DUMP_BUFSIZE_MB) #define LOG_DUMP_RTT_MAX_BUFSIZE (256 * 1024 * CUSTOM_LOG_DUMP_BUFSIZE_MB) #define LOG_DUMP_FILTER_MAX_BUFSIZE (128 * 1024 * CUSTOM_LOG_DUMP_BUFSIZE_MB) #if LOG_DUMP_TOTAL_BUFSIZE < (LOG_DUMP_GENERAL_MAX_BUFSIZE + \ LOG_DUMP_PRESERVE_MAX_BUFSIZE + LOG_DUMP_ECNTRS_MAX_BUFSIZE + LOG_DUMP_RTT_MAX_BUFSIZE \ + LOG_DUMP_FILTER_MAX_BUFSIZE) #error "LOG_DUMP_TOTAL_BUFSIZE is lesser than sum of all rings" #endif // endif /* Special buffer is allocated as separately in prealloc */ #define LOG_DUMP_SPECIAL_MAX_BUFSIZE (8 * 1024) #define LOG_DUMP_MAX_FILESIZE (8 *1024 * 1024) /* 8 MB default */ #ifdef CONFIG_LOG_BUF_SHIFT /* 15% of kernel log buf size, if for example klog buf size is 512KB * 15% of 512KB ~= 80KB */ #define LOG_DUMP_KERNEL_TAIL_FLUSH_SIZE \ (15 * ((1 << CONFIG_LOG_BUF_SHIFT)/100)) #endif /* CONFIG_LOG_BUF_SHIFT */ #define LOG_DUMP_COOKIE_BUFSIZE 1024u typedef struct { char *hdr_str; log_dump_section_type_t sec_type; } dld_hdr_t; typedef struct { int attr; char *hdr_str; log_dump_section_type_t sec_type; int log_type; } dld_log_hdr_t; #define DHD_PRINT_BUF_NAME_LEN 30 #endif /* DHD_LOG_DUMP */ int dhd_wifi_platform_register_drv(void); void dhd_wifi_platform_unregister_drv(void); wifi_adapter_info_t* dhd_wifi_platform_attach_adapter(uint32 bus_type, uint32 bus_num, uint32 slot_num, unsigned long status); wifi_adapter_info_t* dhd_wifi_platform_get_adapter(uint32 bus_type, uint32 bus_num, uint32 slot_num); int wifi_platform_set_power(wifi_adapter_info_t *adapter, bool on, unsigned long msec); int wifi_platform_bus_enumerate(wifi_adapter_info_t *adapter, bool device_present); int wifi_platform_get_irq_number(wifi_adapter_info_t *adapter, unsigned long *irq_flags_ptr); int wifi_platform_get_mac_addr(wifi_adapter_info_t *adapter, unsigned char *buf, char *name); #ifdef CUSTOM_COUNTRY_CODE void *wifi_platform_get_country_code(wifi_adapter_info_t *adapter, char *ccode, u32 flags); #else void *wifi_platform_get_country_code(wifi_adapter_info_t *adapter, char *ccode); #endif /* CUSTOM_COUNTRY_CODE */ void* wifi_platform_prealloc(wifi_adapter_info_t *adapter, int section, unsigned long size); void* wifi_platform_get_prealloc_func_ptr(wifi_adapter_info_t *adapter); int dhd_get_fw_mode(struct dhd_info *dhdinfo); bool dhd_update_fw_nv_path(struct dhd_info *dhdinfo); #if defined(BT_OVER_SDIO) int dhd_net_bus_get(struct net_device *dev); int dhd_net_bus_put(struct net_device *dev); #endif /* BT_OVER_SDIO */ #if defined(WLADPS) #define ADPS_ENABLE 1 #define ADPS_DISABLE 0 int dhd_enable_adps(dhd_pub_t *dhd, uint8 on); #endif // endif #ifdef DHDTCPSYNC_FLOOD_BLK extern void dhd_reset_tcpsync_info_by_ifp(dhd_if_t *ifp); extern void dhd_reset_tcpsync_info_by_dev(struct net_device *dev); #endif /* DHDTCPSYNC_FLOOD_BLK */ int compat_kernel_read(struct file *file, loff_t offset, char *addr, unsigned long count); int compat_vfs_write(struct file *file, char *addr, int count, loff_t *offset); #endif /* __DHD_LINUX_H__ */