85 static int arm_spe_get_payload(const unsigned char *buf, size_t len,  in arm_spe_get_payload()  argument
90 	if (len < 1 + payload_len)  in arm_spe_get_payload()
112 static int arm_spe_get_alignment(const unsigned char *buf, size_t len,  in arm_spe_get_alignment()  argument
117 	if (len < alignment)  in arm_spe_get_alignment()
130 static int arm_spe_get_timestamp(const unsigned char *buf, size_t len,  in arm_spe_get_timestamp()  argument
134 	return arm_spe_get_payload(buf, len, packet);  in arm_spe_get_timestamp()
137 static int arm_spe_get_events(const unsigned char *buf, size_t len,  in arm_spe_get_events()  argument
140 	int ret = arm_spe_get_payload(buf, len, packet);  in arm_spe_get_events()
154 static int arm_spe_get_data_source(const unsigned char *buf, size_t len,  in arm_spe_get_data_source()  argument
158 	return arm_spe_get_payload(buf, len, packet);  in arm_spe_get_data_source()
161 static int arm_spe_get_context(const unsigned char *buf, size_t len,  in arm_spe_get_context()  argument
167 	return arm_spe_get_payload(buf, len, packet);  in arm_spe_get_context()
170 static int arm_spe_get_op_type(const unsigned char *buf, size_t len,  in arm_spe_get_op_type()  argument
175 	return arm_spe_get_payload(buf, len, packet);  in arm_spe_get_op_type()
178 static int arm_spe_get_counter(const unsigned char *buf, size_t len,  in arm_spe_get_counter()  argument
181 	if (len < 2)  in arm_spe_get_counter()
195 static int arm_spe_get_addr(const unsigned char *buf, size_t len,  in arm_spe_get_addr()  argument
198 	if (len < 8)  in arm_spe_get_addr()
212 static int arm_spe_do_get_packet(const unsigned char *buf, size_t len,  in arm_spe_do_get_packet()  argument
219 	if (!len)  in arm_spe_do_get_packet()
230 				return arm_spe_get_addr(buf, len, 0, packet);  in arm_spe_do_get_packet()
232 				return arm_spe_get_counter(buf, len, 0, packet);  in arm_spe_do_get_packet()
235 				return arm_spe_get_timestamp(buf, len, packet);  in arm_spe_do_get_packet()
237 				return arm_spe_get_events(buf, len, packet);  in arm_spe_do_get_packet()
239 				return arm_spe_get_data_source(buf, len, packet);  in arm_spe_do_get_packet()
241 				return arm_spe_get_context(buf, len, packet);  in arm_spe_do_get_packet()
243 				return arm_spe_get_op_type(buf, len, packet);  in arm_spe_do_get_packet()
248 			return arm_spe_get_alignment(buf, len, packet);  in arm_spe_do_get_packet()
250 			return arm_spe_get_addr(buf, len, 1, packet);  in arm_spe_do_get_packet()
252 			return arm_spe_get_counter(buf, len, 1, packet);  in arm_spe_do_get_packet()
258 int arm_spe_get_packet(const unsigned char *buf, size_t len,  in arm_spe_get_packet()  argument
263 	ret = arm_spe_do_get_packet(buf, len, packet);  in arm_spe_get_packet()
268 		while (ret < 16 && len > (size_t)ret && !buf[ret])  in arm_spe_get_packet()