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/*
* Copyright (c) 2014-2017 Qualcomm Atheros, Inc.
*
* 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.
*/
#ifndef __WIL_PLATFORM_H__
#define __WIL_PLATFORM_H__
struct device;
enum wil_platform_event {
WIL_PLATFORM_EVT_FW_CRASH = 0,
WIL_PLATFORM_EVT_PRE_RESET = 1,
WIL_PLATFORM_EVT_FW_RDY = 2,
WIL_PLATFORM_EVT_PRE_SUSPEND = 3,
WIL_PLATFORM_EVT_POST_SUSPEND = 4,
};
enum wil_platform_features {
WIL_PLATFORM_FEATURE_FW_EXT_CLK_CONTROL = 0,
WIL_PLATFORM_FEATURE_TRIPLE_MSI = 1,
WIL_PLATFORM_FEATURE_MAX,
};
enum wil_platform_capa {
WIL_PLATFORM_CAPA_RADIO_ON_IN_SUSPEND = 0,
WIL_PLATFORM_CAPA_T_PWR_ON_0 = 1,
WIL_PLATFORM_CAPA_EXT_CLK = 2,
WIL_PLATFORM_CAPA_MAX,
};
/**
* struct wil_platform_ops - wil platform module calls from this
* driver to platform driver
*/
struct wil_platform_ops {
int (*bus_request)(void *handle, uint32_t kbps /* KBytes/Sec */);
int (*suspend)(void *handle, bool keep_device_power);
int (*resume)(void *handle, bool device_powered_on);
void (*uninit)(void *handle);
int (*notify)(void *handle, enum wil_platform_event evt);
int (*get_capa)(void *handle);
void (*set_features)(void *handle, int features);
};
/**
* struct wil_platform_rops - wil platform module callbacks from
* platform driver to this driver
* @ramdump: store a ramdump from the wil firmware. The platform
* driver may add additional data to the ramdump to
* generate the final crash dump.
* @fw_recovery: start a firmware recovery process. Called as
* part of a crash recovery process which may include other
* related platform subsystems.
*/
struct wil_platform_rops {
int (*ramdump)(void *wil_handle, void *buf, uint32_t size);
int (*fw_recovery)(void *wil_handle);
};
/**
* wil_platform_init - initialize the platform driver
*
* @dev - pointer to the wil6210 device
* @ops - structure with platform driver operations. Platform
* driver will fill this structure with function pointers.
* @rops - structure with callbacks from platform driver to
* this driver. The platform driver copies the structure to
* its own storage. Can be NULL if this driver does not
* support crash recovery.
* @wil_handle - context for this driver that will be passed
* when platform driver invokes one of the callbacks in
* rops. May be NULL if rops is NULL.
*/
void *wil_platform_init(struct device *dev, struct wil_platform_ops *ops,
const struct wil_platform_rops *rops, void *wil_handle);
int __init wil_platform_modinit(void);
void wil_platform_modexit(void);
#endif /* __WIL_PLATFORM_H__ */
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