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Commit de3da028 authored by Ram Chandrasekar's avatar Ram Chandrasekar
Browse files

msm: lmh_lite: Add ftrace events for LMH debug interface 



Add ftrace events for LMH debug interface events like data
and config type read, debug data read and LMH configure
data.

Change-Id: Ie1e4e3fce9a933b6c6510fd93b67e7828ee0b510
Signed-off-by: default avatarRam Chandrasekar <rkumbako@codeaurora.org>
parent d75ab72b

drivers/thermal/lmh_lite.c

+11 −0
Original line number Diff line number Diff line
@@ -932,6 +932,8 @@ static int lmh_debug_read(struct lmh_debug_ops *ops, uint32_t **buf) 
		ret = tz_ret;

		goto get_dbg_exit;

	}

	trace_lmh_debug_data("Debug read", payload,

		curr_size / sizeof(uint32_t));



get_dbg_exit:

	if (ret && payload) {
@@ -957,6 +959,7 @@ static int lmh_debug_config_write(uint32_t cmd_id, uint32_t *buf, int size) 
		uint32_t read_type;

	} cmd_buf;



	trace_lmh_debug_data("Config LMH", buf, size);

	size_bytes = (size - 3) * sizeof(uint32_t);

	payload = devm_kzalloc(lmh_data->dev, size_bytes, GFP_KERNEL);

	if (!payload) {
@@ -1016,9 +1019,15 @@ static int lmh_debug_get_types(struct lmh_debug_ops *ops, bool is_read, 


	if (is_read && lmh_data->debug_info.read_type) {

		*buf = lmh_data->debug_info.read_type;

		trace_lmh_debug_data("Data type",

			lmh_data->debug_info.read_type,

			lmh_data->debug_info.read_type_count);

		return lmh_data->debug_info.read_type_count;

	} else if (!is_read && lmh_data->debug_info.config_type) {

		*buf = lmh_data->debug_info.config_type;

		trace_lmh_debug_data("Config type",

			lmh_data->debug_info.config_type,

			lmh_data->debug_info.config_type_count);

		return lmh_data->debug_info.config_type_count;

	}

	payload = devm_kzalloc(lmh_data->dev, sizeof(uint32_t) *
@@ -1043,9 +1052,11 @@ static int lmh_debug_get_types(struct lmh_debug_ops *ops, bool is_read, 
	if (is_read) {

		lmh_data->debug_info.read_type = *buf = dest_buf;

		lmh_data->debug_info.read_type_count = size;

		trace_lmh_debug_data("Data type", dest_buf, size);

	} else {

		lmh_data->debug_info.config_type = *buf = dest_buf;

		lmh_data->debug_info.config_type_count = size;

		trace_lmh_debug_data("Config type", dest_buf, size);

	}



get_type_exit:

include/trace/trace_thermal.h

+27 −0
Original line number Diff line number Diff line
@@ -86,6 +86,33 @@ DEFINE_EVENT(msm_lmh_print_event, lmh_event_call, 
	TP_ARGS(event_name)

);



TRACE_EVENT(lmh_debug_data,

	TP_PROTO(const char *pre_data, uint32_t *data_buf, uint32_t buffer_len),



	TP_ARGS(

		pre_data, data_buf, buffer_len

	),



	TP_STRUCT__entry(

		__string(_data, pre_data)

		__field(u32, _buffer_len)

		__dynamic_array(u32, _buffer, buffer_len)

	),



	TP_fast_assign(

		__assign_str(_data, pre_data);

		__entry->_buffer_len = buffer_len * sizeof(uint32_t);

		memcpy(__get_dynamic_array(_buffer), data_buf,

			buffer_len * sizeof(uint32_t));

	),



	TP_printk("%s:\t %s",

		__get_str(_data), __print_hex(__get_dynamic_array(_buffer),

			__entry->_buffer_len)

	)

);





#elif defined(TRACE_MSM_THERMAL)



DECLARE_EVENT_CLASS(msm_thermal_post_core_ctl,