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android_kernel_samsung_msm8976/include/net/cnss.h
Sarada Prasanna Garnayak cf1b6cb5e1 net: cnss: refactor PM QoS request wrapper API 
Make PM QoS request API generic to pass the type of latency
requirement needed by the client instead of hard coding
latency type. Add latency type as a function parameter.

CRs-Fixed: 972761
Change-Id: Ic912148d2068fe8a758b6a4b3be570ccf870f03a
Signed-off-by: Sarada Prasanna Garnayak <sgarna@codeaurora.org>
2016-08-10 18:36:16 +05:30

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/* Copyright (c) 2013-2016, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only 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 _NET_CNSS_H_
#define _NET_CNSS_H_
#include <linux/device.h>
#include <linux/skbuff.h>
#include <linux/pci.h>
#ifdef CONFIG_CNSS_SDIO
#include <linux/mmc/sdio_func.h>
#endif
#ifdef CONFIG_CNSS
#define CNSS_MAX_FILE_NAME 20
#define MAX_FIRMWARE_SIZE (1 * 1024 * 1024)
enum cnss_bus_width_type {
CNSS_BUS_WIDTH_NONE,
CNSS_BUS_WIDTH_LOW,
CNSS_BUS_WIDTH_MEDIUM,
CNSS_BUS_WIDTH_HIGH
};
/* FW image files */
struct cnss_fw_files {
char image_file[CNSS_MAX_FILE_NAME];
char board_data[CNSS_MAX_FILE_NAME];
char otp_data[CNSS_MAX_FILE_NAME];
char utf_file[CNSS_MAX_FILE_NAME];
char utf_board_data[CNSS_MAX_FILE_NAME];
char epping_file[CNSS_MAX_FILE_NAME];
char evicted_data[CNSS_MAX_FILE_NAME];
};
struct cnss_wlan_runtime_ops {
int (*runtime_suspend)(struct pci_dev *pdev);
int (*runtime_resume)(struct pci_dev *pdev);
};
struct cnss_wlan_driver {
char *name;
int (*probe)(struct pci_dev *pdev, const struct pci_device_id *id);
void (*remove)(struct pci_dev *pdev);
int (*reinit)(struct pci_dev *pdev, const struct pci_device_id *id);
void (*shutdown)(struct pci_dev *pdev);
void (*crash_shutdown)(struct pci_dev *pdev);
int (*suspend)(struct pci_dev *pdev, pm_message_t state);
int (*resume)(struct pci_dev *pdev);
void (*modem_status)(struct pci_dev *, int state);
struct cnss_wlan_runtime_ops *runtime_ops;
const struct pci_device_id *id_table;
};
/*
* codeseg_total_bytes: Total bytes across all the codesegment blocks
* num_codesegs: No of Pages used
* codeseg_size: Size of each segment. Should be power of 2 and multiple of 4K
* codeseg_size_log2: log2(codeseg_size)
* codeseg_busaddr: Physical address of the DMAble memory;4K aligned
*/
#define CODESWAP_MAX_CODESEGS 16
struct codeswap_codeseg_info {
u32 codeseg_total_bytes;
u32 num_codesegs;
u32 codeseg_size;
u32 codeseg_size_log2;
void *codeseg_busaddr[CODESWAP_MAX_CODESEGS];
};
struct image_desc_info {
dma_addr_t fw_addr;
u32 fw_size;
dma_addr_t bdata_addr;
u32 bdata_size;
};
/* platform capabilities */
enum cnss_platform_cap_flag {
CNSS_HAS_EXTERNAL_SWREG = 0x01,
CNSS_HAS_UART_ACCESS = 0x02,
};
struct cnss_platform_cap {
u32 cap_flag;
};
/* WLAN driver status */
enum cnss_driver_status {
CNSS_UNINITIALIZED,
CNSS_INITIALIZED,
CNSS_LOAD_UNLOAD
};
enum cnss_runtime_request {
CNSS_PM_RUNTIME_GET,
CNSS_PM_RUNTIME_PUT,
CNSS_PM_RUNTIME_MARK_LAST_BUSY,
CNSS_PM_RUNTIME_RESUME,
CNSS_PM_RUNTIME_PUT_NOIDLE,
CNSS_PM_REQUEST_RESUME,
CNSS_PM_RUNTIME_PUT_AUTO,
};
extern int cnss_get_fw_image(struct image_desc_info *image_desc_info);
extern void cnss_runtime_init(struct device *dev, int auto_delay);
extern void cnss_runtime_exit(struct device *dev);
extern void cnss_wlan_pci_link_down(void);
extern int cnss_pcie_shadow_control(struct pci_dev *dev, bool enable);
extern int cnss_wlan_register_driver(struct cnss_wlan_driver *driver);
extern void cnss_wlan_unregister_driver(struct cnss_wlan_driver *driver);
extern int cnss_get_fw_files(struct cnss_fw_files *pfw_files);
extern int cnss_get_fw_files_for_target(struct cnss_fw_files *pfw_files,
u32 target_type, u32 target_version);
extern int cnss_request_bus_bandwidth(int bandwidth);
extern int cnss_get_sha_hash(const u8 *data, u32 data_len,
u8 *hash_idx, u8 *out);
extern void *cnss_get_fw_ptr(void);
extern int cnss_get_codeswap_struct(struct codeswap_codeseg_info *swap_seg);
extern int cnss_get_bmi_setup(void);
#ifdef CONFIG_PCI_MSM
extern int cnss_wlan_pm_control(bool vote);
#endif
extern void cnss_lock_pm_sem(void);
extern void cnss_release_pm_sem(void);
extern void cnss_request_pm_qos_type(int latency_type, u32 qos_val);
extern void cnss_request_pm_qos(u32 qos_val);
extern void cnss_remove_pm_qos(void);
extern int cnss_get_platform_cap(struct cnss_platform_cap *cap);
extern void cnss_set_driver_status(enum cnss_driver_status driver_status);
#ifndef CONFIG_WCNSS_MEM_PRE_ALLOC
static inline int wcnss_pre_alloc_reset(void) { return 0; }
#endif
#if !defined(CONFIG_WCNSS_MEM_PRE_ALLOC) || !defined(CONFIG_SLUB_DEBUG)
static inline void wcnss_prealloc_check_memory_leak(void) {}
#endif
extern int msm_pcie_enumerate(u32 rc_idx);
extern int cnss_auto_suspend(void);
extern int cnss_auto_resume(void);
extern int cnss_prevent_auto_suspend(const char *caller_func);
extern int cnss_allow_auto_suspend(const char *caller_func);
extern int cnss_is_auto_suspend_allowed(const char *caller_func);
extern int cnss_pm_runtime_request(struct device *dev, enum
cnss_runtime_request request);
#endif
/* max 20mhz channel count */
#define CNSS_MAX_CH_NUM 45
extern void cnss_init_work(struct work_struct *work, work_func_t func);
extern void cnss_flush_work(void *work);
extern void cnss_flush_delayed_work(void *dwork);
extern void cnss_get_monotonic_boottime(struct timespec *ts);
extern void cnss_get_boottime(struct timespec *ts);
extern void cnss_init_delayed_work(struct delayed_work *work, work_func_t func);
extern int cnss_vendor_cmd_reply(struct sk_buff *skb);
extern void cnss_pm_wake_lock_init(struct wakeup_source *ws, const char *name);
extern void cnss_pm_wake_lock(struct wakeup_source *ws);
extern void cnss_pm_wake_lock_timeout(struct wakeup_source *ws, ulong msec);
extern void cnss_pm_wake_lock_release(struct wakeup_source *ws);
extern void cnss_pm_wake_lock_destroy(struct wakeup_source *ws);
extern int cnss_set_cpus_allowed_ptr(struct task_struct *task, ulong cpu);
extern int cnss_set_wlan_unsafe_channel(u16 *unsafe_ch_list, u16 ch_count);
extern int cnss_get_wlan_unsafe_channel(u16 *unsafe_ch_list,
u16 *ch_count, u16 buf_len);
extern int cnss_wlan_set_dfs_nol(const void *info, u16 info_len);
extern int cnss_wlan_get_dfs_nol(void *info, u16 info_len);
extern void cnss_device_crashed(void);
extern void cnss_device_self_recovery(void);
extern int cnss_get_ramdump_mem(unsigned long *address, unsigned long *size);
extern void *cnss_get_virt_ramdump_mem(unsigned long *size);
extern void cnss_schedule_recovery_work(void);
enum {
CNSS_RESET_SOC = 0,
CNSS_RESET_SUBSYS_COUPLED,
CNSS_RESET_LEVEL_MAX
};
extern int cnss_get_restart_level(void);
#ifdef CONFIG_CNSS_SDIO
struct cnss_sdio_wlan_driver {
const char *name;
const struct sdio_device_id *id_table;
int (*probe)(struct sdio_func *, const struct sdio_device_id *);
void (*remove)(struct sdio_func *);
int (*reinit)(struct sdio_func *, const struct sdio_device_id *);
void (*shutdown)(struct sdio_func *);
void (*crash_shutdown)(struct sdio_func *);
int (*suspend)(struct device *);
int (*resume)(struct device *);
};
extern int cnss_sdio_wlan_register_driver(
struct cnss_sdio_wlan_driver *driver);
extern void cnss_sdio_wlan_unregister_driver(
struct cnss_sdio_wlan_driver *driver);
typedef void (*oob_irq_handler_t)(void *dev_para);
extern int cnss_wlan_query_oob_status(void);
extern int cnss_wlan_register_oob_irq_handler(oob_irq_handler_t handler,
void *pm_oob);
extern int cnss_wlan_unregister_oob_irq_handler(void *pm_oob);
#endif
#endif /* _NET_CNSS_H_ */
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