ASoC: clsic-alg: Add ftrace log for custom message interface

Change-Id: Ie9432960d3d57a73043d17f6e1a7f74867dac00e
Signed-off-by: Andrew Ford <[email protected]>

Author: afordcirrus

drivers/mfd/clsic/clsic-trace.c

@@ -46,6 +46,7 @@ EXPORT_TRACEPOINT_SYMBOL(clsic_alg_compr_stream_get_caps);
 EXPORT_TRACEPOINT_SYMBOL(clsic_alg_compr_stream_trigger);
 EXPORT_TRACEPOINT_SYMBOL(clsic_alg_compr_stream_timestamp);
 EXPORT_TRACEPOINT_SYMBOL(clsic_alg_compr_stream_copy_start);
+EXPORT_TRACEPOINT_SYMBOL(clsic_alg_custom_msg);
 EXPORT_TRACEPOINT_SYMBOL(clsic_simirq_write_asserted);
 EXPORT_TRACEPOINT_SYMBOL(clsic_simirq_write_deasserted);
 

drivers/mfd/clsic/clsic-trace.h

@@ -567,6 +567,30 @@ TRACE_EVENT(clsic_alg_read,
 			)
 );
 
+TRACE_EVENT(clsic_alg_custom_msg,
+	TP_PROTO(uint8_t msgid, ssize_t len, int ret, uint8_t err),
+	TP_ARGS(msgid, len, ret, err),
+	TP_STRUCT__entry(
+			__field(uint32_t, msgid)
+			__field(ssize_t, len)
+			__field(int, ret)
+			__field(uint8_t, err)
+			),
+	TP_fast_assign(
+			__entry->msgid = msgid;
+			__entry->len = len;
+			__entry->ret = ret;
+			__entry->err = err;
+		),
+	TP_printk(
+			"    msgid: 0x%x msg len: %zu ret: %d (err: %d)",
+			__entry->msgid,
+			__entry->len,
+			__entry->ret,
+			__entry->err
+			)
+);
+
 DEFINE_EVENT(clsic_generic, clsic_simirq_write_asserted,
 	TP_PROTO(uint8_t dummy),
 	TP_ARGS(dummy)

sound/soc/codecs/clsic-alg.c

@@ -699,6 +699,7 @@ static ssize_t clsic_alg_custom_message_write(struct file *file,
 			  clsic_get_srv_inst(msg_p->cmd.hdr.sbc));
 		return -EINVAL;
 	}
+
 #ifdef CONFIG_DEBUG_FS
 	mutex_lock(&alg->regmapMutex);
 #endif
@@ -724,6 +725,9 @@ static ssize_t clsic_alg_custom_message_write(struct file *file,
 		custom_msg->len = CLSIC_FIXED_MSG_SZ;
 	}
 
+	trace_clsic_alg_custom_msg(msg_p->bulk_rsp.hdr.msgid,
+				custom_msg->len, ret, msg_p->bulk_rsp.hdr.err);
+
 	/*
 	 * Propagate errors if there was a transfer error, otherwise the
 	 * function should return the length of data read from user space.