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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /include/linux/rpmsg/mtk_rpmsg.h | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/linux/rpmsg/mtk_rpmsg.h')
-rw-r--r-- | include/linux/rpmsg/mtk_rpmsg.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/include/linux/rpmsg/mtk_rpmsg.h b/include/linux/rpmsg/mtk_rpmsg.h new file mode 100644 index 000000000..363b60178 --- /dev/null +++ b/include/linux/rpmsg/mtk_rpmsg.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright 2019 Google LLC. + */ + +#ifndef __LINUX_RPMSG_MTK_RPMSG_H +#define __LINUX_RPMSG_MTK_RPMSG_H + +#include <linux/platform_device.h> +#include <linux/remoteproc.h> + +typedef void (*ipi_handler_t)(void *data, unsigned int len, void *priv); + +/* + * struct mtk_rpmsg_info - IPI functions tied to the rpmsg device. + * @register_ipi: register IPI handler for an IPI id. + * @unregister_ipi: unregister IPI handler for a registered IPI id. + * @send_ipi: send IPI to an IPI id. wait is the timeout (in msecs) to wait + * until response, or 0 if there's no timeout. + * @ns_ipi_id: the IPI id used for name service, or -1 if name service isn't + * supported. + */ +struct mtk_rpmsg_info { + int (*register_ipi)(struct platform_device *pdev, u32 id, + ipi_handler_t handler, void *priv); + void (*unregister_ipi)(struct platform_device *pdev, u32 id); + int (*send_ipi)(struct platform_device *pdev, u32 id, + void *buf, unsigned int len, unsigned int wait); + int ns_ipi_id; +}; + +struct rproc_subdev * +mtk_rpmsg_create_rproc_subdev(struct platform_device *pdev, + struct mtk_rpmsg_info *info); + +void mtk_rpmsg_destroy_rproc_subdev(struct rproc_subdev *subdev); + +#endif |