48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* SCMI Vendor Protocols header
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*
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* Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
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* Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#ifndef _SCMI_PLH_VENDOR_H
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#define _SCMI_PLH_VENDOR_H
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#include <linux/bitfield.h>
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#include <linux/device.h>
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#include <linux/types.h>
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#define SCMI_PROTOCOL_PLH 0x81
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enum plh_features {
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PERF_LOCK_SCROLL,
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PERF_LOCK_LAUNCH,
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};
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struct scmi_protocol_handle;
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extern struct scmi_device *get_plh_scmi_device(void);
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/**
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* struct scmi_plh_vendor_ops - represents the various operations provided
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* by SCMI PLH Protocol
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*
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* @init_plh_ipc_freq_tbl: initialize plh ipc freq voting table in cpucp
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* @start_plh: starts plh in cpucp
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* @stop_plh: stops plh in cpucp
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* @set_plh_sample_ms: configure the sampling duration of plh in cpucp
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* @set_plh_log_level: configure the supported log_level of plh in cpucp
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*/
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struct scmi_plh_vendor_ops {
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int (*init_plh_ipc_freq_tbl)(const struct scmi_protocol_handle *ph,
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u16 *p_init_args, u16 init_len, enum plh_features feature);
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int (*start_plh)(const struct scmi_protocol_handle *ph, u16 fps, enum plh_features feature);
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int (*stop_plh)(const struct scmi_protocol_handle *ph, enum plh_features feature);
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int (*set_plh_sample_ms)(const struct scmi_protocol_handle *ph,
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u16 sample_ms, enum plh_features feature);
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int (*set_plh_log_level)(const struct scmi_protocol_handle *ph,
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u16 log_level, enum plh_features feature);
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};
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#endif
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