1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859 |
- /* Copyright (c) 2015, 2017 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 DIAGFWD_SMD_H
- #define DIAGFWD_SMD_H
- #define DIAG_SMD_NAME_SZ 24
- #define SMD_DRAIN_BUF_SIZE 4096
- struct diag_smd_info {
- uint8_t peripheral;
- uint8_t type;
- uint8_t inited;
- atomic_t opened;
- atomic_t diag_state;
- uint32_t fifo_size;
- smd_channel_t *hdl;
- char name[DIAG_SMD_NAME_SZ];
- struct mutex lock;
- wait_queue_head_t read_wait_q;
- struct workqueue_struct *wq;
- struct work_struct open_work;
- struct work_struct close_work;
- struct work_struct read_work;
- struct work_struct late_init_work;
- struct diagfwd_info *fwd_ctxt;
- };
- extern struct diag_smd_info smd_data[NUM_PERIPHERALS];
- extern struct diag_smd_info smd_cntl[NUM_PERIPHERALS];
- extern struct diag_smd_info smd_dci[NUM_PERIPHERALS];
- extern struct diag_smd_info smd_cmd[NUM_PERIPHERALS];
- extern struct diag_smd_info smd_dci_cmd[NUM_PERIPHERALS];
- int diag_smd_init_peripheral(uint8_t peripheral);
- void diag_smd_exit(void);
- int diag_smd_init(void);
- void diag_smd_early_exit(void);
- void diag_smd_invalidate(void *ctxt, struct diagfwd_info *fwd_ctxt);
- int diag_smd_check_state(void *ctxt);
- #ifndef CONFIG_DIAG_USES_SMD
- #define _diag_smd_exit(void)
- #define _diag_smd_init(void)
- #else
- #define _diag_smd_exit(void) diag_smd_exit(void)
- #define _diag_smd_init(void) diag_smd_init(void)
- #endif
- #endif
|