diff options
Diffstat (limited to 'drivers/misc/mei/mei-trace.h')
| -rw-r--r-- | drivers/misc/mei/mei-trace.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/drivers/misc/mei/mei-trace.h b/drivers/misc/mei/mei-trace.h new file mode 100644 index 000000000..fa5224e53 --- /dev/null +++ b/drivers/misc/mei/mei-trace.h @@ -0,0 +1,85 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2015-2016, Intel Corporation. All rights reserved. + * Intel Management Engine Interface (Intel MEI) Linux driver + */ + +#if !defined(_MEI_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ) +#define _MEI_TRACE_H_ + +#include <linux/stringify.h> +#include <linux/types.h> +#include <linux/tracepoint.h> + +#include <linux/device.h> + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM mei + +TRACE_EVENT(mei_reg_read, + TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val), + TP_ARGS(dev, reg, offs, val), + TP_STRUCT__entry( + __string(dev, dev_name(dev)) + __string(reg, reg) + __field(u32, offs) + __field(u32, val) + ), + TP_fast_assign( + __assign_str(dev); + __assign_str(reg); + __entry->offs = offs; + __entry->val = val; + ), + TP_printk("[%s] read %s:[%#x] = %#x", + __get_str(dev), __get_str(reg), __entry->offs, __entry->val) +); + +TRACE_EVENT(mei_reg_write, + TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val), + TP_ARGS(dev, reg, offs, val), + TP_STRUCT__entry( + __string(dev, dev_name(dev)) + __string(reg, reg) + __field(u32, offs) + __field(u32, val) + ), + TP_fast_assign( + __assign_str(dev); + __assign_str(reg); + __entry->offs = offs; + __entry->val = val; + ), + TP_printk("[%s] write %s[%#x] = %#x", + __get_str(dev), __get_str(reg), __entry->offs, __entry->val) +); + +TRACE_EVENT(mei_pci_cfg_read, + TP_PROTO(const struct device *dev, const char *reg, u32 offs, u32 val, int ret), + TP_ARGS(dev, reg, offs, val, ret), + TP_STRUCT__entry( + __string(dev, dev_name(dev)) + __string(reg, reg) + __field(u32, offs) + __field(u32, val) + __field(int, ret) + ), + TP_fast_assign( + __assign_str(dev); + __assign_str(reg); + __entry->offs = offs; + __entry->val = val; + __entry->ret = ret; + ), + TP_printk("[%s] pci cfg read %s:[%#x] = %#x, ret = %d", + __get_str(dev), __get_str(reg), __entry->offs, __entry->val, __entry->ret) +); + +#endif /* _MEI_TRACE_H_ */ + +/* This part must be outside protection */ +#undef TRACE_INCLUDE_PATH +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_PATH . +#define TRACE_INCLUDE_FILE mei-trace +#include <trace/define_trace.h> |