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Diffstat (limited to 'kernel/include/common/ethosu_device.h')
| -rw-r--r-- | kernel/include/common/ethosu_device.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/kernel/include/common/ethosu_device.h b/kernel/include/common/ethosu_device.h new file mode 100644 index 0000000..e96543e --- /dev/null +++ b/kernel/include/common/ethosu_device.h @@ -0,0 +1,71 @@ +/* + * SPDX-FileCopyrightText: Copyright 2020-2024 Arm Limited and/or its affiliates <open-source-office@arm.com> + * SPDX-License-Identifier: GPL-2.0-only + * + * This program is free software and is provided to you under the terms of the + * GNU General Public License version 2 as published by the Free Software + * Foundation, and any use by you of this program is subject to the terms + * of such GNU licence. + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, you can access it online at + * http://www.gnu.org/licenses/gpl-2.0.html. + */ + +#ifndef ETHOSU_DEVICE_H +#define ETHOSU_DEVICE_H + +/**************************************************************************** + * Includes + ****************************************************************************/ + +#include <uapi/ethosu.h> +#include <rpmsg/ethosu_rpmsg_mailbox.h> + +#include <linux/device.h> +#include <linux/cdev.h> +#include <linux/io.h> +#include <linux/mutex.h> +#include <linux/rpmsg.h> + +/**************************************************************************** + * Types + ****************************************************************************/ + +/** + * struct ethosu_device - Device structure + */ +struct ethosu_device { + struct device dev; + struct rpmsg_device *rpdev; + struct rpmsg_endpoint *ept; + struct cdev cdev; + struct class *class; + struct ethosu_mailbox mailbox; + struct ethosu_uapi_device_capabilities capabilities; +}; + +/**************************************************************************** + * Functions + ****************************************************************************/ + +/** + * ethosu_dev_init() - Initialize the device + * + * Return: 0 on success, else error code. + */ +int ethosu_dev_init(struct rpmsg_device *rpdev, + struct class *class, + dev_t devt); + +/** + * ethosu_dev_deinit() - Initialize the device + */ +void ethosu_dev_deinit(struct rpmsg_device *rpdev); + +#endif /* ETHOSU_DEVICE_H */ |