| /* SPDX-License-Identifier: GPL-2.0-only */ | |
| /* | |
| * Copyright (c) 2017, 2019 The Linux Foundation. All rights reserved. | |
| */ | |
| #ifndef _CORESIGHT_BYTE_CNTR_H | |
| #define _CORESIGHT_BYTE_CNTR_H | |
| #include <linux/cdev.h> | |
| #include <linux/amba/bus.h> | |
| #include <linux/wait.h> | |
| #include <linux/mutex.h> | |
| struct byte_cntr { | |
| struct cdev dev; | |
| struct class *driver_class; | |
| bool enable; | |
| bool read_active; | |
| uint32_t byte_cntr_value; | |
| uint32_t block_size; | |
| int byte_cntr_irq; | |
| atomic_t irq_cnt; | |
| wait_queue_head_t wq; | |
| struct mutex byte_cntr_lock; | |
| struct coresight_csr *csr; | |
| }; | |
| extern void tmc_etr_byte_cntr_start(struct byte_cntr *byte_cntr_data); | |
| extern void tmc_etr_byte_cntr_stop(struct byte_cntr *byte_cntr_data); | |
| #endif |