609888d008
Add cpufreq_stats protocol that provides cpufreq stats from cpufreq_stats algorithm in cpucp. Add the client driver as well to expose sysfs entries to userspace. Change-Id: I532c7c4a5496b5012d4baed1e3041495c5a649dd Signed-off-by: Shivnandan Kumar <quic_kshivnan@quicinc.com>
38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only
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* Copyright (c) 2022, Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#ifndef _scmi_scmi_cpufreqstats_h
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#define _scmi_scmi_cpufreqstats_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_VENDOR_MSG_MODULE_START (16)
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#define SCMI_CPUFREQ_STATS_PROTOCOL 0x84
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struct scmi_protocol_handle;
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struct cpufreq_stats_prot_attr {
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uint32_t attributes;
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uint32_t statistics_address_low;
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uint32_t statistics_address_high;
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uint32_t statistics_len;
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};
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/**
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* struct scmi_cpufreq_stats_vendor_ops - represents the various operations
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* provided by SCMI CPUFREQ STATS Protocol
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*
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* @cpufreq_stats_info_get: Generate and send an SCMI message to retrieve stats
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* params
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* @set_log_level: Generate and send an SCMI message to set log
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* level
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*/
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struct scmi_cpufreq_stats_vendor_ops {
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int (*cpufreq_stats_info_get)(const struct scmi_protocol_handle *ph, void *buf);
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int (*set_log_level)(const struct scmi_protocol_handle *ph, u32 val);
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};
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#endif /* _scmi_scmi_cpufreqstats_h */
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