/* * Linux DHD Bus Module for PCIE * * Copyright (C) 1999-2017, Broadcom Corporation * * 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_pcie.h 707536 2017-06-28 04:23:48Z $ */ #ifndef dhd_pcie_h #define dhd_pcie_h #include #include #ifdef SUPPORT_LINKDOWN_RECOVERY #ifdef CONFIG_ARCH_MSM #ifdef CONFIG_PCI_MSM #include #else #include #endif /* CONFIG_PCI_MSM */ #endif /* CONFIG_ARCH_MSM */ #ifdef EXYNOS_PCIE_LINKDOWN_RECOVERY #if defined(CONFIG_SOC_EXYNOS8890) || defined(CONFIG_SOC_EXYNOS8895) #include extern int exynos_pcie_register_event(struct exynos_pcie_register_event *reg); extern int exynos_pcie_deregister_event(struct exynos_pcie_register_event *reg); #endif /* CONFIG_SOC_EXYNOS8890 || CONFIG_SOC_EXYNOS8895 */ #endif /* EXYNOS_PCIE_LINKDOWN_RECOVERY */ #endif /* SUPPORT_LINKDOWN_RECOVERY */ #ifdef DHD_PCIE_RUNTIMEPM #include #include #define DEFAULT_DHD_RUNTIME_MS 100 #ifndef CUSTOM_DHD_RUNTIME_MS #define CUSTOM_DHD_RUNTIME_MS DEFAULT_DHD_RUNTIME_MS #endif /* CUSTOM_DHD_RUNTIME_MS */ #ifndef MAX_IDLE_COUNT #define MAX_IDLE_COUNT 16 #endif /* MAX_IDLE_COUNT */ #ifndef MAX_RESUME_WAIT #define MAX_RESUME_WAIT 100 #endif /* MAX_RESUME_WAIT */ #endif /* DHD_PCIE_RUNTIMEPM */ /* defines */ #define PCMSGBUF_HDRLEN 0 #define DONGLE_REG_MAP_SIZE (32 * 1024) #define DONGLE_TCM_MAP_SIZE (4096 * 1024) #define DONGLE_MIN_MEMSIZE (128 *1024) #ifdef DHD_DEBUG #define DHD_PCIE_SUCCESS 0 #define DHD_PCIE_FAILURE 1 #endif /* DHD_DEBUG */ #define REMAP_ENAB(bus) ((bus)->remap) #define REMAP_ISADDR(bus, a) (((a) >= ((bus)->orig_ramsize)) && ((a) < ((bus)->ramsize))) #ifdef SUPPORT_LINKDOWN_RECOVERY #ifdef CONFIG_ARCH_MSM #define struct_pcie_notify struct msm_pcie_notify #define struct_pcie_register_event struct msm_pcie_register_event #endif /* CONFIG_ARCH_MSM */ #ifdef EXYNOS_PCIE_LINKDOWN_RECOVERY #if defined(CONFIG_SOC_EXYNOS8890) || defined(CONFIG_SOC_EXYNOS8895) #define struct_pcie_notify struct exynos_pcie_notify #define struct_pcie_register_event struct exynos_pcie_register_event #endif /* CONFIG_SOC_EXYNOS8890 || CONFIG_SOC_EXYNOS8895 */ #endif /* EXYNOS_PCIE_LINKDOWN_RECOVERY */ #endif /* SUPPORT_LINKDOWN_RECOVERY */ #define MAX_DHD_TX_FLOWS 320 /* user defined data structures */ /* Device console log buffer state */ #define CONSOLE_LINE_MAX 192 #define CONSOLE_BUFFER_MAX (8 * 1024) #ifdef IDLE_TX_FLOW_MGMT #define IDLE_FLOW_LIST_TIMEOUT 5000 #define IDLE_FLOW_RING_TIMEOUT 5000 #endif /* IDLE_TX_FLOW_MGMT */ #ifdef DEVICE_TX_STUCK_DETECT #define DEVICE_TX_STUCK_CKECK_TIMEOUT 1000 /* 1 sec */ #define DEVICE_TX_STUCK_TIMEOUT 10000 /* 10 secs */ #define DEVICE_TX_STUCK_WARN_DURATION (DEVICE_TX_STUCK_TIMEOUT / DEVICE_TX_STUCK_CKECK_TIMEOUT) #define DEVICE_TX_STUCK_DURATION (DEVICE_TX_STUCK_WARN_DURATION * 2) #endif /* DEVICE_TX_STUCK_DETECT */ /* implicit DMA for h2d wr and d2h rd indice from Host memory to TCM */ #define IDMA_ENAB(dhd) ((dhd)->idma_enable) #define IDMA_ACTIVE(dhd) (((dhd)->idma_enable) && ((dhd)->idma_inited)) #define IDMA_DS_ENAB(dhd) ((dhd)->idma_retention_ds) #define IDMA_DS_ACTIVE(dhd) ((dhd)->bus->dongle_in_ds) /* IFRM (Implicit Flow Ring Manager enable and inited */ #define IFRM_ENAB(dhd) ((dhd)->ifrm_enable) #define IFRM_ACTIVE(dhd) (((dhd)->ifrm_enable) && ((dhd)->ifrm_inited)) /* PCIE CTO Prevention and Recovery */ #define PCIECTO_ENAB(dhd) ((dhd)->cto_enable) /* Implicit DMA index usage : * Index 0 for h2d write index transfer * Index 1 for d2h read index transfer */ #define IDMA_IDX0 0 #define IDMA_IDX1 1 #define IDMA_IDX2 2 #define IDMA_IDX3 3 #define DHDPCIE_CONFIG_HDR_SIZE 16 #define DHDPCIE_CONFIG_CHECK_DELAY_MS 10 /* 10ms */ #define DHDPCIE_CONFIG_CHECK_RETRY_COUNT 20 #define DHDPCIE_DONGLE_PWR_TOGGLE_DELAY 1000 /* 1ms in units of us */ #define DHDPCIE_PM_D3_DELAY 200000 /* 200ms in units of us */ #define DHDPCIE_PM_D2_DELAY 200 /* 200us */ typedef struct dhd_console { uint count; /* Poll interval msec counter */ uint log_addr; /* Log struct address (fixed) */ hnd_log_t log; /* Log struct (host copy) */ uint bufsize; /* Size of log buffer */ uint8 *buf; /* Log buffer (host copy) */ uint last; /* Last buffer read index */ } dhd_console_t; typedef struct ring_sh_info { uint32 ring_mem_addr; uint32 ring_state_w; uint32 ring_state_r; } ring_sh_info_t; #define DEVICE_WAKE_NONE 0 #define DEVICE_WAKE_OOB 1 #define DEVICE_WAKE_INB 2 #define INBAND_DW_ENAB(bus) ((bus)->dw_option == DEVICE_WAKE_INB) #define OOB_DW_ENAB(bus) ((bus)->dw_option == DEVICE_WAKE_OOB) #define NO_DW_ENAB(bus) ((bus)->dw_option == DEVICE_WAKE_NONE) struct dhd_bus; struct dhd_pcie_rev { uint8 fw_rev; void (*handle_mb_data)(struct dhd_bus *); }; typedef struct dhdpcie_config_save { uint32 header[DHDPCIE_CONFIG_HDR_SIZE]; /* pmcsr save */ uint32 pmcsr; /* express save */ uint32 exp_dev_ctrl_stat; uint32 exp_link_ctrl_stat; uint32 exp_dev_ctrl_stat2; uint32 exp_link_ctrl_stat2; /* msi save */ uint32 msi_cap; uint32 msi_addr0; uint32 msi_addr1; uint32 msi_data; /* l1pm save */ uint32 l1pm0; uint32 l1pm1; /* ltr save */ uint32 ltr; /* aer save */ uint32 aer_caps_ctrl; /* 0x18 */ uint32 aer_severity; /* 0x0C */ uint32 aer_umask; /* 0x08 */ uint32 aer_cmask; /* 0x14 */ uint32 aer_root_cmd; /* 0x2c */ /* BAR0 and BAR1 windows */ uint32 bar0_win; uint32 bar1_win; } dhdpcie_config_save_t; typedef struct dhd_bus { dhd_pub_t *dhd; struct pci_dev *rc_dev; /* pci RC device handle */ struct pci_dev *dev; /* pci device handle */ #ifdef DHD_EFI void *pcie_dev; #endif dll_t flowring_active_list; /* constructed list of tx flowring queues */ #ifdef IDLE_TX_FLOW_MGMT uint64 active_list_last_process_ts; /* stores the timestamp of active list processing */ #endif /* IDLE_TX_FLOW_MGMT */ #ifdef DEVICE_TX_STUCK_DETECT /* Flag to enable/disable device tx stuck monitor by DHD IOVAR dev_tx_stuck_monitor */ uint32 dev_tx_stuck_monitor; /* Stores the timestamp (msec) of the last device Tx stuck check */ uint32 device_tx_stuck_check; #endif /* DEVICE_TX_STUCK_DETECT */ si_t *sih; /* Handle for SI calls */ char *vars; /* Variables (from CIS and/or other) */ uint varsz; /* Size of variables buffer */ uint32 sbaddr; /* Current SB window pointer (-1, invalid) */ sbpcieregs_t *reg; /* Registers for PCIE core */ uint armrev; /* CPU core revision */ uint ramrev; /* SOCRAM core revision */ uint32 ramsize; /* Size of RAM in SOCRAM (bytes) */ uint32 orig_ramsize; /* Size of RAM in SOCRAM (bytes) */ bool ramsize_adjusted; /* flag to note adjustment, so that * adjustment routine and file io * are avoided on D3 cold -> D0 */ uint32 srmemsize; /* Size of SRMEM */ uint32 bus; /* gSPI or SDIO bus */ uint32 intstatus; /* Intstatus bits (events) pending */ bool dpc_sched; /* Indicates DPC schedule (intrpt rcvd) */ bool fcstate; /* State of dongle flow-control */ uint16 cl_devid; /* cached devid for dhdsdio_probe_attach() */ char *fw_path; /* module_param: path to firmware image */ char *nv_path; /* module_param: path to nvram vars file */ #ifdef CACHE_FW_IMAGES int processed_nvram_params_len; /* Modified len of NVRAM info */ #endif struct pktq txq; /* Queue length used for flow-control */ bool intr; /* Use interrupts */ bool poll; /* Use polling */ bool ipend; /* Device interrupt is pending */ bool intdis; /* Interrupts disabled by isr */ uint intrcount; /* Count of device interrupt callbacks */ uint lastintrs; /* Count as of last watchdog timer */ dhd_console_t console; /* Console output polling support */ uint console_addr; /* Console address from shared struct */ bool alp_only; /* Don't use HT clock (ALP only) */ bool remap; /* Contiguous 1MB RAM: 512K socram + 512K devram * Available with socram rev 16 * Remap region not DMA-able */ uint32 resetinstr; uint32 dongle_ram_base; ulong shared_addr; pciedev_shared_t *pcie_sh; bool bus_flowctrl; uint32 dma_rxoffset; volatile char *regs; /* pci device memory va */ volatile char *tcm; /* pci device memory va */ osl_t *osh; uint32 nvram_csm; /* Nvram checksum */ uint16 pollrate; uint16 polltick; volatile uint32 *pcie_mb_intr_addr; volatile uint32 *pcie_mb_intr_2_addr; void *pcie_mb_intr_osh; bool sleep_allowed; wake_counts_t wake_counts; /* version 3 shared struct related info start */ ring_sh_info_t ring_sh[BCMPCIE_COMMON_MSGRINGS + MAX_DHD_TX_FLOWS]; uint8 h2d_ring_count; uint8 d2h_ring_count; uint32 ringmem_ptr; uint32 ring_state_ptr; uint32 d2h_dma_scratch_buffer_mem_addr; uint32 h2d_mb_data_ptr_addr; uint32 d2h_mb_data_ptr_addr; /* version 3 shared struct related info end */ uint32 def_intmask; bool ltrsleep_on_unload; uint wait_for_d3_ack; uint16 max_tx_flowrings; uint16 max_submission_rings; uint16 max_completion_rings; uint16 max_cmn_rings; uint32 rw_index_sz; bool db1_for_mb; dhd_timeout_t doorbell_timer; bool device_wake_state; #ifdef PCIE_OOB bool oob_enabled; #endif /* PCIE_OOB */ bool irq_registered; #ifdef SUPPORT_LINKDOWN_RECOVERY #if defined(CONFIG_ARCH_MSM) || (defined(EXYNOS_PCIE_LINKDOWN_RECOVERY) && \ defined(CONFIG_SOC_EXYNOS8890) || defined(CONFIG_SOC_EXYNOS8895)) #ifdef CONFIG_ARCH_MSM uint8 no_cfg_restore; #endif /* CONFIG_ARCH_MSM */ struct_pcie_register_event pcie_event; #endif /* CONFIG_ARCH_MSM || (EXYNOS_PCIE_LINKDOWN_RECOVERY && * (CONFIG_SOC_EXYNOS8890 || CONFIG_SOC_EXYNOS8895)) */ bool read_shm_fail; #endif /* SUPPORT_LINKDOWN_RECOVERY */ int32 idletime; /* Control for activity timeout */ #ifdef DHD_PCIE_RUNTIMEPM int32 idlecount; /* Activity timeout counter */ int32 bus_wake; /* For wake up the bus */ bool runtime_resume_done; /* For check runtime suspend end */ struct mutex pm_lock; /* Synchronize for system PM & runtime PM */ wait_queue_head_t rpm_queue; /* wait-queue for bus wake up */ #endif /* DHD_PCIE_RUNTIMEPM */ uint32 d3_inform_cnt; uint32 d0_inform_cnt; uint32 d0_inform_in_use_cnt; uint8 force_suspend; uint8 is_linkdown; #ifdef IDLE_TX_FLOW_MGMT bool enable_idle_flowring_mgmt; #endif /* IDLE_TX_FLOW_MGMT */ struct dhd_pcie_rev api; bool use_mailbox; bool d3_suspend_pending; bool use_d0_inform; uint32 hostready_count; /* Number of hostready issued */ #if defined(PCIE_OOB) || defined(BCMPCIE_OOB_HOST_WAKE) bool oob_presuspend; #endif /* PCIE_OOB || BCMPCIE_OOB_HOST_WAKE */ bool dongle_in_ds; uint8 dw_option; #ifdef PCIE_INB_DW bool inb_enabled; uint32 ds_exit_timeout; uint32 host_sleep_exit_timeout; uint wait_for_ds_exit; uint32 inband_dw_assert_cnt; /* # of inband device_wake assert */ uint32 inband_dw_deassert_cnt; /* # of inband device_wake deassert */ uint32 inband_ds_exit_host_cnt; /* # of DS-EXIT , host initiated */ uint32 inband_ds_exit_device_cnt; /* # of DS-EXIT , device initiated */ uint32 inband_ds_exit_to_cnt; /* # of DS-EXIT timeout */ uint32 inband_host_sleep_exit_to_cnt; /* # of Host_Sleep exit timeout */ void *inb_lock; /* Lock to serialize in band device wake activity */ /* # of contexts in the host which currently want a FW transaction */ uint32 host_active_cnt; #endif /* PCIE_INB_DW */ dhdpcie_config_save_t saved_config; ulong resume_intr_enable_count; ulong dpc_intr_enable_count; ulong isr_intr_disable_count; ulong suspend_intr_disable_count; ulong dpc_return_busdown_count; bool idma_enabled; bool ifrm_enabled; #if defined(PCIE_OOB) || defined(PCIE_INB_DW) bool ds_enabled; #endif #ifdef DHD_PCIE_RUNTIMEPM bool chk_pm; /* To avoid counting of wake up from Runtime PM */ #endif /* DHD_PCIE_RUNTIMEPM */ } dhd_bus_t; /* function declarations */ extern uint32* dhdpcie_bus_reg_map(osl_t *osh, ulong addr, int size); extern int dhdpcie_bus_register(void); extern void dhdpcie_bus_unregister(void); extern bool dhdpcie_chipmatch(uint16 vendor, uint16 device); extern struct dhd_bus* dhdpcie_bus_attach(osl_t *osh, volatile char *regs, volatile char *tcm, void *pci_dev); extern uint32 dhdpcie_bus_cfg_read_dword(struct dhd_bus *bus, uint32 addr, uint32 size); extern void dhdpcie_bus_cfg_write_dword(struct dhd_bus *bus, uint32 addr, uint32 size, uint32 data); extern void dhdpcie_bus_intr_enable(struct dhd_bus *bus); extern void dhdpcie_bus_intr_disable(struct dhd_bus *bus); extern int dhpcie_bus_mask_interrupt(dhd_bus_t *bus); extern void dhdpcie_bus_release(struct dhd_bus *bus); extern int32 dhdpcie_bus_isr(struct dhd_bus *bus); extern void dhdpcie_free_irq(dhd_bus_t *bus); extern void dhdpcie_bus_ringbell_fast(struct dhd_bus *bus, uint32 value); extern void dhdpcie_bus_ringbell_2_fast(struct dhd_bus *bus, uint32 value, bool devwake); extern int dhdpcie_bus_suspend(struct dhd_bus *bus, bool state); extern int dhdpcie_pci_suspend_resume(struct dhd_bus *bus, bool state); extern uint32 dhdpcie_force_alp(struct dhd_bus *bus, bool enable); extern uint32 dhdpcie_set_l1_entry_time(struct dhd_bus *bus, int force_l1_entry_time); extern bool dhdpcie_tcm_valid(dhd_bus_t *bus); extern void dhdpcie_pme_active(osl_t *osh, bool enable); extern bool dhdpcie_pme_cap(osl_t *osh); extern uint32 dhdpcie_lcreg(osl_t *osh, uint32 mask, uint32 val); extern void dhdpcie_set_pmu_min_res_mask(struct dhd_bus *bus, uint min_res_mask); extern uint8 dhdpcie_clkreq(osl_t *osh, uint32 mask, uint32 val); extern int dhdpcie_disable_irq(dhd_bus_t *bus); extern int dhdpcie_disable_irq_nosync(dhd_bus_t *bus); extern int dhdpcie_enable_irq(dhd_bus_t *bus); extern uint32 dhdpcie_rc_config_read(dhd_bus_t *bus, uint offset); extern uint32 dhdpcie_rc_access_cap(dhd_bus_t *bus, int cap, uint offset, bool is_ext, bool is_write, uint32 writeval); extern uint32 dhd_debug_get_rc_linkcap(dhd_bus_t *bus); extern int dhdpcie_start_host_pcieclock(dhd_bus_t *bus); extern int dhdpcie_stop_host_pcieclock(dhd_bus_t *bus); extern int dhdpcie_disable_device(dhd_bus_t *bus); extern int dhdpcie_alloc_resource(dhd_bus_t *bus); extern void dhdpcie_free_resource(dhd_bus_t *bus); extern int dhdpcie_bus_request_irq(struct dhd_bus *bus); extern int dhdpcie_enable_device(dhd_bus_t *bus); #ifdef BCMPCIE_OOB_HOST_WAKE extern int dhdpcie_oob_intr_register(dhd_bus_t *bus); extern void dhdpcie_oob_intr_unregister(dhd_bus_t *bus); extern void dhdpcie_oob_intr_set(dhd_bus_t *bus, bool enable); #endif /* BCMPCIE_OOB_HOST_WAKE */ #ifdef PCIE_OOB extern void dhd_oob_set_bt_reg_on(struct dhd_bus *bus, bool val); extern int dhd_oob_get_bt_reg_on(struct dhd_bus *bus); extern void dhdpcie_oob_init(dhd_bus_t *bus); extern void dhd_bus_doorbell_timeout_reset(struct dhd_bus *bus); extern int dhd_os_oob_set_device_wake(struct dhd_bus *bus, bool val); extern void dhd_os_ib_set_device_wake(struct dhd_bus *bus, bool val); #endif /* PCIE_OOB */ #if defined(CONFIG_ARCH_EXYNOS) #define SAMSUNG_PCIE_VENDOR_ID 0x144d #if defined(CONFIG_MACH_UNIVERSAL5433) #define SAMSUNG_PCIE_DEVICE_ID 0xa5e3 #define SAMSUNG_PCIE_CH_NUM #elif defined(CONFIG_MACH_UNIVERSAL7420) #define SAMSUNG_PCIE_DEVICE_ID 0xa575 #define SAMSUNG_PCIE_CH_NUM 1 #elif defined(CONFIG_SOC_EXYNOS8890) #define SAMSUNG_PCIE_DEVICE_ID 0xa544 #define SAMSUNG_PCIE_CH_NUM 0 #elif defined(CONFIG_SOC_EXYNOS7420) #define SAMSUNG_PCIE_DEVICE_ID 0xa575 #define SAMSUNG_PCIE_CH_NUM 1 #elif defined(CONFIG_SOC_EXYNOS8895) #define SAMSUNG_PCIE_DEVICE_ID 0xecec #define SAMSUNG_PCIE_CH_NUM 0 #else #error "Not supported platform" #endif /* CONFIG_SOC_EXYNOSXXXX & CONFIG_MACH_UNIVERSALXXXX */ #endif /* CONFIG_ARCH_EXYNOS */ #if defined(CONFIG_ARCH_MSM) #define MSM_PCIE_VENDOR_ID 0x17cb #if defined(CONFIG_ARCH_APQ8084) #define MSM_PCIE_DEVICE_ID 0x0101 #elif defined(CONFIG_ARCH_MSM8994) #define MSM_PCIE_DEVICE_ID 0x0300 #elif defined(CONFIG_ARCH_MSM8996) #define MSM_PCIE_DEVICE_ID 0x0104 #elif defined(CONFIG_ARCH_MSM8998) #define MSM_PCIE_DEVICE_ID 0x0105 #else #error "Not supported platform" #endif #endif /* CONFIG_ARCH_MSM */ #if defined(CONFIG_X86) #define X86_PCIE_VENDOR_ID 0x8086 #define X86_PCIE_DEVICE_ID 0x9c1a #endif /* CONFIG_X86 */ #if defined(CONFIG_ARCH_TEGRA) #define TEGRA_PCIE_VENDOR_ID 0x14e4 #define TEGRA_PCIE_DEVICE_ID 0x4347 #endif /* CONFIG_ARCH_TEGRA */ #if defined(CONFIG_ARCH_EXYNOS) #define PCIE_RC_VENDOR_ID SAMSUNG_PCIE_VENDOR_ID #define PCIE_RC_DEVICE_ID SAMSUNG_PCIE_DEVICE_ID #elif defined(CONFIG_ARCH_MSM) #define PCIE_RC_VENDOR_ID MSM_PCIE_VENDOR_ID #define PCIE_RC_DEVICE_ID MSM_PCIE_DEVICE_ID #elif defined(CONFIG_X86) #define PCIE_RC_VENDOR_ID X86_PCIE_VENDOR_ID #define PCIE_RC_DEVICE_ID X86_PCIE_DEVICE_ID #elif defined(CONFIG_ARCH_TEGRA) #define PCIE_RC_VENDOR_ID TEGRA_PCIE_VENDOR_ID #define PCIE_RC_DEVICE_ID TEGRA_PCIE_DEVICE_ID #endif /* CONFIG_ARCH_EXYNOS */ #ifdef USE_EXYNOS_PCIE_RC_PMPATCH #ifdef CONFIG_MACH_UNIVERSAL5433 extern int exynos_pcie_pm_suspend(void); extern int exynos_pcie_pm_resume(void); #else extern int exynos_pcie_pm_suspend(int ch_num); extern int exynos_pcie_pm_resume(int ch_num); #endif /* CONFIG_MACH_UNIVERSAL5433 */ #endif /* USE_EXYNOS_PCIE_RC_PMPATCH */ #ifdef CONFIG_ARCH_TEGRA extern int tegra_pcie_pm_suspend(void); extern int tegra_pcie_pm_resume(void); #endif /* CONFIG_ARCH_TEGRA */ extern int dhd_buzzz_dump_dngl(dhd_bus_t *bus); #ifdef IDLE_TX_FLOW_MGMT extern int dhd_bus_flow_ring_resume_request(struct dhd_bus *bus, void *arg); extern void dhd_bus_flow_ring_resume_response(struct dhd_bus *bus, uint16 flowid, int32 status); extern int dhd_bus_flow_ring_suspend_request(struct dhd_bus *bus, void *arg); extern void dhd_bus_flow_ring_suspend_response(struct dhd_bus *bus, uint16 flowid, uint32 status); extern void dhd_flow_ring_move_to_active_list_head(struct dhd_bus *bus, flow_ring_node_t *flow_ring_node); extern void dhd_flow_ring_add_to_active_list(struct dhd_bus *bus, flow_ring_node_t *flow_ring_node); extern void dhd_flow_ring_delete_from_active_list(struct dhd_bus *bus, flow_ring_node_t *flow_ring_node); extern void __dhd_flow_ring_delete_from_active_list(struct dhd_bus *bus, flow_ring_node_t *flow_ring_node); #endif /* IDLE_TX_FLOW_MGMT */ extern int dhdpcie_send_mb_data(dhd_bus_t *bus, uint32 h2d_mb_data); #ifdef DHD_WAKE_STATUS int bcmpcie_get_total_wake(struct dhd_bus *bus); int bcmpcie_set_get_wake(struct dhd_bus *bus, int flag); #endif /* DHD_WAKE_STATUS */ extern bool dhdpcie_bus_get_pcie_hostready_supported(dhd_bus_t *bus); extern void dhd_bus_hostready(struct dhd_bus *bus); #ifdef PCIE_OOB extern bool dhdpcie_bus_get_pcie_oob_dw_supported(dhd_bus_t *bus); #endif /* PCIE_OOB */ #ifdef PCIE_INB_DW extern bool dhdpcie_bus_get_pcie_inband_dw_supported(dhd_bus_t *bus); extern void dhdpcie_bus_set_pcie_inband_dw_state(dhd_bus_t *bus, enum dhd_bus_ds_state state); extern enum dhd_bus_ds_state dhdpcie_bus_get_pcie_inband_dw_state(dhd_bus_t *bus); extern const char * dhd_convert_inb_state_names(enum dhd_bus_ds_state inbstate); extern const char * dhd_convert_dsval(uint32 val, bool d2h); extern int dhd_bus_inb_set_device_wake(struct dhd_bus *bus, bool val); extern void dhd_bus_inb_ack_pending_ds_req(dhd_bus_t *bus); #endif /* PCIE_INB_DW */ extern void dhdpcie_bus_enab_pcie_dw(dhd_bus_t *bus, uint8 dw_option); extern bool dhdpcie_irq_enabled(struct dhd_bus *bus); extern bool dhdpcie_bus_get_pcie_idma_supported(dhd_bus_t *bus); extern bool dhdpcie_bus_get_pcie_ifrm_supported(dhd_bus_t *bus); static INLINE uint32 dhd_pcie_config_read(osl_t *osh, uint offset, uint size) { OSL_DELAY(100); return OSL_PCI_READ_CONFIG(osh, offset, size); } static INLINE uint32 dhd_pcie_corereg_read(si_t *sih, uint val) { OSL_DELAY(100); si_corereg(sih, sih->buscoreidx, OFFSETOF(sbpcieregs_t, configaddr), ~0, val); return si_corereg(sih, sih->buscoreidx, OFFSETOF(sbpcieregs_t, configdata), 0, 0); } #ifdef DHD_SSSR_DUMP extern int dhdpcie_sssr_dump(dhd_pub_t *dhd); #endif /* DHD_SSSR_DUMP */ #ifdef DHD_EFI extern int dhd_os_wifi_platform_set_power(uint32 value); int dhd_control_signal(dhd_bus_t *bus, char *arg, int set); extern int dhd_wifi_properties(struct dhd_bus *bus, char *arg); extern bool dhdpcie_is_arm_halted(struct dhd_bus *bus); extern void dhdpcie_dongle_pwr_toggle(dhd_bus_t *bus); extern int dhd_otp_dump(dhd_bus_t *bus, char *arg); #else static INLINE int dhd_os_wifi_platform_set_power(uint32 value) {return BCME_OK; } static INLINE bool dhdpcie_is_arm_halted(struct dhd_bus *bus) {return TRUE;} #endif /* DHD_EFI */ int dhdpcie_config_check(dhd_bus_t *bus); int dhdpcie_config_restore(dhd_bus_t *bus, bool restore_pmcsr); int dhdpcie_config_save(dhd_bus_t *bus); int dhdpcie_set_pwr_state(dhd_bus_t *bus, uint state); #endif /* dhd_pcie_h */