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https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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eb1b5fc76a
Extend debug capabilities. Add return value print in the trace_mei_pci_cfg_read(). Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com> Link: https://patch.msgid.link/20260201094358.1440593-5-alexander.usyskin@intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
86 lines
2.1 KiB
C
86 lines
2.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2015-2016, Intel Corporation. All rights reserved.
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* Intel Management Engine Interface (Intel MEI) Linux driver
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*/
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#if !defined(_MEI_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
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#define _MEI_TRACE_H_
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#include <linux/stringify.h>
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#include <linux/types.h>
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#include <linux/tracepoint.h>
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#include <linux/device.h>
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM mei
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TRACE_EVENT(mei_reg_read,
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TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val),
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TP_ARGS(dev, reg, offs, val),
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TP_STRUCT__entry(
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__string(dev, dev_name(dev))
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__string(reg, reg)
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__field(u32, offs)
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__field(u32, val)
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),
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TP_fast_assign(
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__assign_str(dev);
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__assign_str(reg);
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__entry->offs = offs;
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__entry->val = val;
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),
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TP_printk("[%s] read %s:[%#x] = %#x",
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__get_str(dev), __get_str(reg), __entry->offs, __entry->val)
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);
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TRACE_EVENT(mei_reg_write,
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TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val),
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TP_ARGS(dev, reg, offs, val),
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TP_STRUCT__entry(
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__string(dev, dev_name(dev))
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__string(reg, reg)
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__field(u32, offs)
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__field(u32, val)
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),
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TP_fast_assign(
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__assign_str(dev);
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__assign_str(reg);
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__entry->offs = offs;
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__entry->val = val;
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),
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TP_printk("[%s] write %s[%#x] = %#x",
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__get_str(dev), __get_str(reg), __entry->offs, __entry->val)
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);
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TRACE_EVENT(mei_pci_cfg_read,
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TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val, int ret),
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TP_ARGS(dev, reg, offs, val, ret),
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TP_STRUCT__entry(
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__string(dev, dev_name(dev))
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__string(reg, reg)
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__field(u32, offs)
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__field(u32, val)
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__field(int, ret)
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),
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TP_fast_assign(
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__assign_str(dev);
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__assign_str(reg);
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__entry->offs = offs;
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__entry->val = val;
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__entry->ret = ret;
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),
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TP_printk("[%s] pci cfg read %s:[%#x] = %#x, ret = %d",
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__get_str(dev), __get_str(reg), __entry->offs, __entry->val, __entry->ret)
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);
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#endif /* _MEI_TRACE_H_ */
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/* This part must be outside protection */
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#undef TRACE_INCLUDE_PATH
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#undef TRACE_INCLUDE_FILE
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#define TRACE_INCLUDE_PATH .
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#define TRACE_INCLUDE_FILE mei-trace
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#include <trace/define_trace.h>
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