diff options
Diffstat (limited to 'drivers/platform/chrome/cros_ec_trace.h')
| -rw-r--r-- | drivers/platform/chrome/cros_ec_trace.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/platform/chrome/cros_ec_trace.h b/drivers/platform/chrome/cros_ec_trace.h new file mode 100644 index 0000000000..d7e407de88 --- /dev/null +++ b/drivers/platform/chrome/cros_ec_trace.h @@ -0,0 +1,83 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Trace events for the ChromeOS Embedded Controller + * + * Copyright 2019 Google LLC. + */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM cros_ec + +#if !defined(_CROS_EC_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ) +#define _CROS_EC_TRACE_H_ + +#include <linux/bits.h> +#include <linux/types.h> +#include <linux/platform_data/cros_ec_commands.h> +#include <linux/platform_data/cros_ec_proto.h> + +#include <linux/tracepoint.h> + +TRACE_EVENT(cros_ec_request_start, + TP_PROTO(struct cros_ec_command *cmd), + TP_ARGS(cmd), + TP_STRUCT__entry( + __field(uint32_t, version) + __field(uint32_t, offset) + __field(uint32_t, command) + __field(uint32_t, outsize) + __field(uint32_t, insize) + ), + TP_fast_assign( + __entry->version = cmd->version; + __entry->offset = cmd->command / EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX); + __entry->command = cmd->command % EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX); + __entry->outsize = cmd->outsize; + __entry->insize = cmd->insize; + ), + TP_printk("version: %u, offset: %d, command: %s, outsize: %u, insize: %u", + __entry->version, __entry->offset, + __print_symbolic(__entry->command, EC_CMDS), + __entry->outsize, __entry->insize) +); + +TRACE_EVENT(cros_ec_request_done, + TP_PROTO(struct cros_ec_command *cmd, int retval), + TP_ARGS(cmd, retval), + TP_STRUCT__entry( + __field(uint32_t, version) + __field(uint32_t, offset) + __field(uint32_t, command) + __field(uint32_t, outsize) + __field(uint32_t, insize) + __field(uint32_t, result) + __field(int, retval) + ), + TP_fast_assign( + __entry->version = cmd->version; + __entry->offset = cmd->command / EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX); + __entry->command = cmd->command % EC_CMD_PASSTHRU_OFFSET(CROS_EC_DEV_PD_INDEX); + __entry->outsize = cmd->outsize; + __entry->insize = cmd->insize; + __entry->result = cmd->result; + __entry->retval = retval; + ), + TP_printk("version: %u, offset: %d, command: %s, outsize: %u, insize: %u, ec result: %s, retval: %u", + __entry->version, __entry->offset, + __print_symbolic(__entry->command, EC_CMDS), + __entry->outsize, __entry->insize, + __print_symbolic(__entry->result, EC_RESULT), + __entry->retval) +); + +#endif /* _CROS_EC_TRACE_H_ */ + +/* this part must be outside header guard */ + +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH . + +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE cros_ec_trace + +#include <trace/define_trace.h> |