224 lines
7.3 KiB
C
224 lines
7.3 KiB
C
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/* Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _NET_CNSS_H_
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#define _NET_CNSS_H_
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#include <linux/device.h>
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#include <linux/skbuff.h>
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#include <linux/pci.h>
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#ifdef CONFIG_CNSS_SDIO
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#include <linux/mmc/sdio_func.h>
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#endif
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#ifdef CONFIG_CNSS
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#define CNSS_MAX_FILE_NAME 20
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#define MAX_FIRMWARE_SIZE (1 * 1024 * 1024)
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enum cnss_bus_width_type {
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CNSS_BUS_WIDTH_NONE,
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CNSS_BUS_WIDTH_LOW,
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CNSS_BUS_WIDTH_MEDIUM,
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CNSS_BUS_WIDTH_HIGH
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};
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/* FW image files */
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struct cnss_fw_files {
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char image_file[CNSS_MAX_FILE_NAME];
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char board_data[CNSS_MAX_FILE_NAME];
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char otp_data[CNSS_MAX_FILE_NAME];
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char utf_file[CNSS_MAX_FILE_NAME];
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char utf_board_data[CNSS_MAX_FILE_NAME];
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char epping_file[CNSS_MAX_FILE_NAME];
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char evicted_data[CNSS_MAX_FILE_NAME];
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};
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struct cnss_wlan_runtime_ops {
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int (*runtime_suspend)(struct pci_dev *pdev);
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int (*runtime_resume)(struct pci_dev *pdev);
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};
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struct cnss_wlan_driver {
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char *name;
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int (*probe)(struct pci_dev *pdev, const struct pci_device_id *id);
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void (*remove)(struct pci_dev *pdev);
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int (*reinit)(struct pci_dev *pdev, const struct pci_device_id *id);
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void (*shutdown)(struct pci_dev *pdev);
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void (*crash_shutdown)(struct pci_dev *pdev);
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int (*suspend)(struct pci_dev *pdev, pm_message_t state);
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int (*resume)(struct pci_dev *pdev);
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void (*modem_status)(struct pci_dev *, int state);
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struct cnss_wlan_runtime_ops *runtime_ops;
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const struct pci_device_id *id_table;
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};
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/*
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* codeseg_total_bytes: Total bytes across all the codesegment blocks
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* num_codesegs: No of Pages used
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* codeseg_size: Size of each segment. Should be power of 2 and multiple of 4K
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* codeseg_size_log2: log2(codeseg_size)
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* codeseg_busaddr: Physical address of the DMAble memory;4K aligned
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*/
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#define CODESWAP_MAX_CODESEGS 16
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struct codeswap_codeseg_info {
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u32 codeseg_total_bytes;
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u32 num_codesegs;
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u32 codeseg_size;
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u32 codeseg_size_log2;
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void *codeseg_busaddr[CODESWAP_MAX_CODESEGS];
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};
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struct image_desc_info {
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dma_addr_t fw_addr;
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u32 fw_size;
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dma_addr_t bdata_addr;
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u32 bdata_size;
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};
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/* platform capabilities */
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enum cnss_platform_cap_flag {
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CNSS_HAS_EXTERNAL_SWREG = 0x01,
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CNSS_HAS_UART_ACCESS = 0x02,
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};
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struct cnss_platform_cap {
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u32 cap_flag;
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};
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/* WLAN driver status */
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enum cnss_driver_status {
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CNSS_UNINITIALIZED,
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CNSS_INITIALIZED,
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CNSS_LOAD_UNLOAD
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};
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enum cnss_runtime_request {
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CNSS_PM_RUNTIME_GET,
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CNSS_PM_RUNTIME_PUT,
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CNSS_PM_RUNTIME_MARK_LAST_BUSY,
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CNSS_PM_RUNTIME_RESUME,
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CNSS_PM_RUNTIME_PUT_NOIDLE,
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CNSS_PM_REQUEST_RESUME,
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CNSS_PM_RUNTIME_PUT_AUTO,
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};
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extern int cnss_get_fw_image(struct image_desc_info *image_desc_info);
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extern void cnss_runtime_init(struct device *dev, int auto_delay);
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extern void cnss_runtime_exit(struct device *dev);
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extern void cnss_wlan_pci_link_down(void);
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extern int cnss_pcie_shadow_control(struct pci_dev *dev, bool enable);
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extern int cnss_wlan_register_driver(struct cnss_wlan_driver *driver);
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extern void cnss_wlan_unregister_driver(struct cnss_wlan_driver *driver);
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extern int cnss_get_fw_files(struct cnss_fw_files *pfw_files);
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extern int cnss_get_fw_files_for_target(struct cnss_fw_files *pfw_files,
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u32 target_type, u32 target_version);
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extern int cnss_request_bus_bandwidth(int bandwidth);
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extern int cnss_get_sha_hash(const u8 *data, u32 data_len,
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u8 *hash_idx, u8 *out);
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extern void *cnss_get_fw_ptr(void);
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extern int cnss_get_codeswap_struct(struct codeswap_codeseg_info *swap_seg);
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extern int cnss_get_bmi_setup(void);
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#ifdef CONFIG_PCI_MSM
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extern int cnss_wlan_pm_control(bool vote);
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#endif
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extern void cnss_lock_pm_sem(void);
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extern void cnss_release_pm_sem(void);
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extern void cnss_request_pm_qos(u32 qos_val);
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extern void cnss_remove_pm_qos(void);
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extern int cnss_get_platform_cap(struct cnss_platform_cap *cap);
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extern void cnss_set_driver_status(enum cnss_driver_status driver_status);
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#ifndef CONFIG_WCNSS_MEM_PRE_ALLOC
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static inline int wcnss_pre_alloc_reset(void) { return 0; }
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#endif
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#if !defined(CONFIG_WCNSS_MEM_PRE_ALLOC) || !defined(CONFIG_SLUB_DEBUG)
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static inline void wcnss_prealloc_check_memory_leak(void) {}
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#endif
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extern int msm_pcie_enumerate(u32 rc_idx);
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extern int cnss_auto_suspend(void);
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extern int cnss_auto_resume(void);
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extern int cnss_prevent_auto_suspend(const char *caller_func);
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extern int cnss_allow_auto_suspend(const char *caller_func);
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extern int cnss_is_auto_suspend_allowed(const char *caller_func);
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extern int cnss_pm_runtime_request(struct device *dev, enum
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cnss_runtime_request request);
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#endif
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/* max 20mhz channel count */
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#define CNSS_MAX_CH_NUM 45
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extern void cnss_init_work(struct work_struct *work, work_func_t func);
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extern void cnss_flush_work(void *work);
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extern void cnss_flush_delayed_work(void *dwork);
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extern void cnss_get_monotonic_boottime(struct timespec *ts);
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extern void cnss_get_boottime(struct timespec *ts);
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extern void cnss_init_delayed_work(struct delayed_work *work, work_func_t func);
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extern int cnss_vendor_cmd_reply(struct sk_buff *skb);
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extern void cnss_pm_wake_lock_init(struct wakeup_source *ws, const char *name);
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extern void cnss_pm_wake_lock(struct wakeup_source *ws);
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extern void cnss_pm_wake_lock_timeout(struct wakeup_source *ws, ulong msec);
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extern void cnss_pm_wake_lock_release(struct wakeup_source *ws);
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extern void cnss_pm_wake_lock_destroy(struct wakeup_source *ws);
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extern int cnss_set_cpus_allowed_ptr(struct task_struct *task, ulong cpu);
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extern int cnss_set_wlan_unsafe_channel(u16 *unsafe_ch_list, u16 ch_count);
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extern int cnss_get_wlan_unsafe_channel(u16 *unsafe_ch_list,
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u16 *ch_count, u16 buf_len);
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extern int cnss_wlan_set_dfs_nol(const void *info, u16 info_len);
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extern int cnss_wlan_get_dfs_nol(void *info, u16 info_len);
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extern void cnss_device_crashed(void);
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extern void cnss_device_self_recovery(void);
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extern int cnss_get_ramdump_mem(unsigned long *address, unsigned long *size);
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extern void *cnss_get_virt_ramdump_mem(unsigned long *size);
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extern void cnss_schedule_recovery_work(void);
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enum {
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CNSS_RESET_SOC = 0,
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CNSS_RESET_SUBSYS_COUPLED,
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CNSS_RESET_LEVEL_MAX
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};
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extern int cnss_get_restart_level(void);
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#ifdef CONFIG_CNSS_SDIO
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struct cnss_sdio_wlan_driver {
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const char *name;
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const struct sdio_device_id *id_table;
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int (*probe)(struct sdio_func *, const struct sdio_device_id *);
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void (*remove)(struct sdio_func *);
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int (*reinit)(struct sdio_func *, const struct sdio_device_id *);
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void (*shutdown)(struct sdio_func *);
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void (*crash_shutdown)(struct sdio_func *);
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int (*suspend)(struct device *);
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int (*resume)(struct device *);
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};
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extern int cnss_sdio_wlan_register_driver(
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struct cnss_sdio_wlan_driver *driver);
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extern void cnss_sdio_wlan_unregister_driver(
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struct cnss_sdio_wlan_driver *driver);
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typedef void (*oob_irq_handler_t)(void *dev_para);
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extern int cnss_wlan_query_oob_status(void);
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extern int cnss_wlan_register_oob_irq_handler(oob_irq_handler_t handler,
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void *pm_oob);
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extern int cnss_wlan_unregister_oob_irq_handler(void *pm_oob);
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#endif
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#endif /* _NET_CNSS_H_ */
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