14dd90ab37
Add a vendor hook in ufshcd_devfreq_target() to allow vendor modules to influence the UFS clock scaling policy. Bug: 192050146 Change-Id: Ice3e629e132460d240e07c2eba01307317d5aeca Signed-off-by: Nitin Rawat <nitirawa@codeaurora.org> Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM ufshcd
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#define TRACE_INCLUDE_PATH trace/hooks
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#if !defined(_TRACE_HOOK_UFSHCD_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_HOOK_UFSHCD_H
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#include <linux/tracepoint.h>
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#include <trace/hooks/vendor_hooks.h>
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/*
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* Following tracepoints are not exported in tracefs and provide a
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* mechanism for vendor modules to hook and extend functionality
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*/
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struct ufs_hba;
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struct request;
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struct ufshcd_lrb;
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DECLARE_HOOK(android_vh_ufs_fill_prdt,
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TP_PROTO(struct ufs_hba *hba, struct ufshcd_lrb *lrbp,
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unsigned int segments, int *err),
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TP_ARGS(hba, lrbp, segments, err));
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DECLARE_HOOK(android_vh_ufs_prepare_command,
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TP_PROTO(struct ufs_hba *hba, struct request *rq,
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struct ufshcd_lrb *lrbp, int *err),
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TP_ARGS(hba, rq, lrbp, err));
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DECLARE_HOOK(android_vh_ufs_update_sysfs,
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TP_PROTO(struct ufs_hba *hba),
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TP_ARGS(hba));
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DECLARE_HOOK(android_vh_ufs_send_command,
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TP_PROTO(struct ufs_hba *hba, struct ufshcd_lrb *lrbp),
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TP_ARGS(hba, lrbp));
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DECLARE_HOOK(android_vh_ufs_compl_command,
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TP_PROTO(struct ufs_hba *hba, struct ufshcd_lrb *lrbp),
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TP_ARGS(hba, lrbp));
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struct uic_command;
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DECLARE_HOOK(android_vh_ufs_send_uic_command,
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TP_PROTO(struct ufs_hba *hba, struct uic_command *ucmd,
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const char *str),
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TP_ARGS(hba, ucmd, str));
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DECLARE_HOOK(android_vh_ufs_send_tm_command,
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TP_PROTO(struct ufs_hba *hba, int tag, const char *str),
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TP_ARGS(hba, tag, str));
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DECLARE_HOOK(android_vh_ufs_check_int_errors,
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TP_PROTO(struct ufs_hba *hba, bool queue_eh_work),
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TP_ARGS(hba, queue_eh_work));
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struct scsi_device;
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DECLARE_HOOK(android_vh_ufs_update_sdev,
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TP_PROTO(struct scsi_device *sdev),
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TP_ARGS(sdev));
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DECLARE_HOOK(android_vh_ufs_clock_scaling,
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TP_PROTO(struct ufs_hba *hba, bool *force_out, bool *force_scaling, bool *scale_up),
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TP_ARGS(hba, force_out, force_scaling, scale_up));
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#endif /* _TRACE_HOOK_UFSHCD_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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