46 sideband_msg_req_equal(const struct drm_dp_sideband_msg_req_body *in,  in sideband_msg_req_equal()  argument
52 	if (in->req_type != out->req_type)  in sideband_msg_req_equal()
55 	switch (in->req_type) {  in sideband_msg_req_equal()
62 #define IN in->u.i2c_read  in sideband_msg_req_equal()  macro
64 		if (IN.num_bytes_read != OUT.num_bytes_read ||  in sideband_msg_req_equal()
65 		    IN.num_transactions != OUT.num_transactions ||  in sideband_msg_req_equal()
66 		    IN.port_number != OUT.port_number ||  in sideband_msg_req_equal()
67 		    IN.read_i2c_device_id != OUT.read_i2c_device_id)  in sideband_msg_req_equal()
70 		for (i = 0; i < IN.num_transactions; i++) {  in sideband_msg_req_equal()
71 			txin = &IN.transactions[i];  in sideband_msg_req_equal()
86 #undef IN  in sideband_msg_req_equal()
90 #define IN in->u.dpcd_write  in sideband_msg_req_equal()  macro
92 		if (IN.dpcd_address != OUT.dpcd_address ||  in sideband_msg_req_equal()
93 		    IN.num_bytes != OUT.num_bytes ||  in sideband_msg_req_equal()
94 		    IN.port_number != OUT.port_number)  in sideband_msg_req_equal()
97 		return memcmp(IN.bytes, OUT.bytes, IN.num_bytes) == 0;  in sideband_msg_req_equal()
98 #undef IN  in sideband_msg_req_equal()
102 #define IN in->u.i2c_write  in sideband_msg_req_equal()  macro
104 		if (IN.port_number != OUT.port_number ||  in sideband_msg_req_equal()
105 		    IN.write_i2c_device_id != OUT.write_i2c_device_id ||  in sideband_msg_req_equal()
106 		    IN.num_bytes != OUT.num_bytes)  in sideband_msg_req_equal()
109 		return memcmp(IN.bytes, OUT.bytes, IN.num_bytes) == 0;  in sideband_msg_req_equal()
110 #undef IN  in sideband_msg_req_equal()
114 		return memcmp(in, out, sizeof(*in)) == 0;  in sideband_msg_req_equal()
121 sideband_msg_req_encode_decode(struct drm_dp_sideband_msg_req_body *in)  in sideband_msg_req_encode_decode()  argument
128 	drm_dp_encode_sideband_req(in, &txmsg);  in sideband_msg_req_encode_decode()
136 	if (!sideband_msg_req_equal(in, &out)) {  in sideband_msg_req_encode_decode()
138 		drm_dp_dump_sideband_msg_req_body(in, 1, &p);  in sideband_msg_req_encode_decode()
144 	switch (in->req_type) {  in sideband_msg_req_encode_decode()
158 	memset(&in->u, 0, sizeof(in->u));  in sideband_msg_req_encode_decode()
165 	struct drm_dp_sideband_msg_req_body in = { 0 };  in igt_dp_mst_sideband_msg_req_decode()  local
169 #define DO_TEST() FAIL_ON(!sideband_msg_req_encode_decode(&in))  in igt_dp_mst_sideband_msg_req_decode()
171 	in.req_type = DP_ENUM_PATH_RESOURCES;  in igt_dp_mst_sideband_msg_req_decode()
172 	in.u.port_num.port_number = 5;  in igt_dp_mst_sideband_msg_req_decode()
175 	in.req_type = DP_POWER_UP_PHY;  in igt_dp_mst_sideband_msg_req_decode()
176 	in.u.port_num.port_number = 5;  in igt_dp_mst_sideband_msg_req_decode()
179 	in.req_type = DP_POWER_DOWN_PHY;  in igt_dp_mst_sideband_msg_req_decode()
180 	in.u.port_num.port_number = 5;  in igt_dp_mst_sideband_msg_req_decode()
183 	in.req_type = DP_ALLOCATE_PAYLOAD;  in igt_dp_mst_sideband_msg_req_decode()
184 	in.u.allocate_payload.number_sdp_streams = 3;  in igt_dp_mst_sideband_msg_req_decode()
185 	for (i = 0; i < in.u.allocate_payload.number_sdp_streams; i++)  in igt_dp_mst_sideband_msg_req_decode()
186 		in.u.allocate_payload.sdp_stream_sink[i] = i + 1;  in igt_dp_mst_sideband_msg_req_decode()
188 	in.u.allocate_payload.port_number = 0xf;  in igt_dp_mst_sideband_msg_req_decode()
190 	in.u.allocate_payload.vcpi = 0x7f;  in igt_dp_mst_sideband_msg_req_decode()
192 	in.u.allocate_payload.pbn = U16_MAX;  in igt_dp_mst_sideband_msg_req_decode()
195 	in.req_type = DP_QUERY_PAYLOAD;  in igt_dp_mst_sideband_msg_req_decode()
196 	in.u.query_payload.port_number = 0xf;  in igt_dp_mst_sideband_msg_req_decode()
198 	in.u.query_payload.vcpi = 0x7f;  in igt_dp_mst_sideband_msg_req_decode()
201 	in.req_type = DP_REMOTE_DPCD_READ;  in igt_dp_mst_sideband_msg_req_decode()
202 	in.u.dpcd_read.port_number = 0xf;  in igt_dp_mst_sideband_msg_req_decode()
204 	in.u.dpcd_read.dpcd_address = 0xfedcb;  in igt_dp_mst_sideband_msg_req_decode()
206 	in.u.dpcd_read.num_bytes = U8_MAX;  in igt_dp_mst_sideband_msg_req_decode()
209 	in.req_type = DP_REMOTE_DPCD_WRITE;  in igt_dp_mst_sideband_msg_req_decode()
210 	in.u.dpcd_write.port_number = 0xf;  in igt_dp_mst_sideband_msg_req_decode()
212 	in.u.dpcd_write.dpcd_address = 0xfedcb;  in igt_dp_mst_sideband_msg_req_decode()
214 	in.u.dpcd_write.num_bytes = ARRAY_SIZE(data);  in igt_dp_mst_sideband_msg_req_decode()
215 	in.u.dpcd_write.bytes = data;  in igt_dp_mst_sideband_msg_req_decode()
218 	in.req_type = DP_REMOTE_I2C_READ;  in igt_dp_mst_sideband_msg_req_decode()
219 	in.u.i2c_read.port_number = 0xf;  in igt_dp_mst_sideband_msg_req_decode()
221 	in.u.i2c_read.read_i2c_device_id = 0x7f;  in igt_dp_mst_sideband_msg_req_decode()
223 	in.u.i2c_read.num_transactions = 3;  in igt_dp_mst_sideband_msg_req_decode()
224 	in.u.i2c_read.num_bytes_read = ARRAY_SIZE(data) * 3;  in igt_dp_mst_sideband_msg_req_decode()
225 	for (i = 0; i < in.u.i2c_read.num_transactions; i++) {  in igt_dp_mst_sideband_msg_req_decode()
226 		in.u.i2c_read.transactions[i].bytes = data;  in igt_dp_mst_sideband_msg_req_decode()
227 		in.u.i2c_read.transactions[i].num_bytes = ARRAY_SIZE(data);  in igt_dp_mst_sideband_msg_req_decode()
228 		in.u.i2c_read.transactions[i].i2c_dev_id = 0x7f & ~i;  in igt_dp_mst_sideband_msg_req_decode()
229 		in.u.i2c_read.transactions[i].i2c_transaction_delay = 0xf & ~i;  in igt_dp_mst_sideband_msg_req_decode()
233 	in.req_type = DP_REMOTE_I2C_WRITE;  in igt_dp_mst_sideband_msg_req_decode()
234 	in.u.i2c_write.port_number = 0xf;  in igt_dp_mst_sideband_msg_req_decode()
236 	in.u.i2c_write.write_i2c_device_id = 0x7f;  in igt_dp_mst_sideband_msg_req_decode()
238 	in.u.i2c_write.num_bytes = ARRAY_SIZE(data);  in igt_dp_mst_sideband_msg_req_decode()
239 	in.u.i2c_write.bytes = data;  in igt_dp_mst_sideband_msg_req_decode()
242 	in.req_type = DP_QUERY_STREAM_ENC_STATUS;  in igt_dp_mst_sideband_msg_req_decode()
243 	in.u.enc_status.stream_id = 1;  in igt_dp_mst_sideband_msg_req_decode()
245 	get_random_bytes(in.u.enc_status.client_id,  in igt_dp_mst_sideband_msg_req_decode()
246 			 sizeof(in.u.enc_status.client_id));  in igt_dp_mst_sideband_msg_req_decode()
248 	in.u.enc_status.stream_event = 3;  in igt_dp_mst_sideband_msg_req_decode()
250 	in.u.enc_status.valid_stream_event = 0;  in igt_dp_mst_sideband_msg_req_decode()
252 	in.u.enc_status.stream_behavior = 3;  in igt_dp_mst_sideband_msg_req_decode()
254 	in.u.enc_status.valid_stream_behavior = 1;  in igt_dp_mst_sideband_msg_req_decode()