77 lines
3.2 KiB
C
Executable File
77 lines
3.2 KiB
C
Executable File
/*
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*
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*
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* Portions of this code are copyright (c) 2023 Cypress Semiconductor Corporation
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*
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* Copyright (C) 1999-2018, Broadcom Corporation
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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*
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*
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* <<Broadcom-WL-IPTag/Open:>>
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*
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* $Id: $
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*
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*/
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#ifndef _dhd_bt_interface_h_
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#define _dhd_bt_interface_h_
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#include <linux/mmc/sdio_func.h>
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typedef enum {
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WLAN_MODULE = 0,
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BT_MODULE
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} bus_owner_t;
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typedef void * wlan_bt_handle_t;
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typedef void (*f3intr_handler)(struct sdio_func *func);
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typedef void (*dhd_hang_notification)(struct sdio_func *func, bool wifi_state);
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extern void bcmsdh_btsdio_interface_init(struct sdio_func *func,
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f3intr_handler f3intr_fun, dhd_hang_notification hang_notification);
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void bcmsdh_btsdio_process_f3_intr(void);
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void bcmsdh_btsdio_process_dhd_hang_notification(bool wifi_recovery_completed);
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extern int dhd_bus_recv_buf(void *h, uint32 addr, uint fn, uint8 *buf, uint nbytes);
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extern int dhd_bus_send_buf(void *h, uint32 addr, uint fn, uint8 *buf, uint nbytes);
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extern int dhd_bus_set_blocksize(void *h, unsigned int fun_num, unsigned int block_size);
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/* Shared Layer Init function */
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extern wlan_bt_handle_t dhd_bt_get_pub_hndl(void);
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extern int dhd_download_btfw(wlan_bt_handle_t handle, char* btfw_path);
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extern int dhd_bus_get(wlan_bt_handle_t handle, bus_owner_t owner);
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extern int dhd_bus_put(wlan_bt_handle_t handle, bus_owner_t owner);
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extern unsigned char dhd_bus_cfg_read(void *h, unsigned int fun_num, unsigned int addr, int *err);
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extern void dhd_bus_cfg_write(void *h, unsigned int fun_num, unsigned int addr,
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unsigned char val, int *err);
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/*
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* Functions to be called from other layers to enable/disable Bus clock
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* can_wait - Callers pass TRUE, if they want & can wait until the
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* clock configuration takes effect (there is a register poll until the
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* PLLs are locked). If the caller cannot wait they can simply pass
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* FALSE.
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*/
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extern int dhd_bus_clk_enable(wlan_bt_handle_t handle, bus_owner_t owner);
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extern int dhd_bus_clk_disable(wlan_bt_handle_t handle, bus_owner_t owner);
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extern void dhd_bus_reset_bt_use_count(wlan_bt_handle_t handle);
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extern void dhd_bus_retry_hang_recovery(wlan_bt_handle_t handle);
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#endif /* _dhd_bt_interface_h_ */
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