64 					  struct sdw_slave *slave,  in _sdw_program_slave_port_params()  argument
85 	ret = sdw_write_no_pm(slave, addr1, t_params->offset2);  in _sdw_program_slave_port_params()
94 		ret = sdw_write_no_pm(slave, addr2, t_params->blk_pkg_mode);  in _sdw_program_slave_port_params()
112 	ret = sdw_write_no_pm(slave, addr3, wbuf);  in _sdw_program_slave_port_params()
122 	ret = sdw_write_no_pm(slave, addr4, wbuf);  in _sdw_program_slave_port_params()
135 	struct sdw_slave_prop *slave_prop = &s_rt->slave->prop;  in sdw_program_slave_port_params()
142 	if (s_rt->slave->is_mockup_device)  in sdw_program_slave_port_params()
148 		dpn_prop = sdw_get_slave_dpn_prop(s_rt->slave, s_rt->direction,  in sdw_program_slave_port_params()
180 	ret = sdw_update_no_pm(s_rt->slave, addr1, 0xF, wbuf);  in sdw_program_slave_port_params()
182 		dev_err(&s_rt->slave->dev,  in sdw_program_slave_port_params()
190 		ret = sdw_write_no_pm(s_rt->slave, addr2, (p_params->bps - 1));  in sdw_program_slave_port_params()
192 			dev_err(&s_rt->slave->dev,  in sdw_program_slave_port_params()
201 	ret = sdw_write_no_pm(s_rt->slave, addr3, wbuf);  in sdw_program_slave_port_params()
203 		dev_err(&s_rt->slave->dev,  in sdw_program_slave_port_params()
210 	ret = sdw_write_no_pm(s_rt->slave, addr4, t_params->offset1);  in sdw_program_slave_port_params()
212 		dev_err(&s_rt->slave->dev,  in sdw_program_slave_port_params()
220 		ret = sdw_write_no_pm(s_rt->slave, addr5, t_params->blk_grp_ctrl);  in sdw_program_slave_port_params()
222 			dev_err(&s_rt->slave->dev,  in sdw_program_slave_port_params()
231 		ret = sdw_write_no_pm(s_rt->slave, addr6, t_params->lane_ctrl);  in sdw_program_slave_port_params()
233 			dev_err(&s_rt->slave->dev,  in sdw_program_slave_port_params()
241 		ret = _sdw_program_slave_port_params(bus, s_rt->slave,  in sdw_program_slave_port_params()
244 			dev_err(&s_rt->slave->dev,  in sdw_program_slave_port_params()
276  * and Slave(s)
287 	/* Program transport & port parameters for Slave(s) */  in sdw_program_port_params()
307  * sdw_enable_disable_slave_ports: Enable/disable slave data port
310  * @s_rt: slave runtime
336 		ret = sdw_write_no_pm(s_rt->slave, addr, p_rt->ch_mask);  in sdw_enable_disable_slave_ports()
338 		ret = sdw_write_no_pm(s_rt->slave, addr, 0x0);  in sdw_enable_disable_slave_ports()
341 		dev_err(&s_rt->slave->dev,  in sdw_enable_disable_slave_ports()
342 			"Slave chn_en reg write failed:%d port:%d\n",  in sdw_enable_disable_slave_ports()
384  * Slave(s)
395 	/* Enable/Disable Slave port(s) */  in sdw_enable_disable_ports()
420 	struct sdw_slave *slave = s_rt->slave;  in sdw_do_port_prep()  local
422 	mutex_lock(&slave->sdw_dev_lock);  in sdw_do_port_prep()
424 	if (slave->probed) {  in sdw_do_port_prep()
425 		struct device *dev = &slave->dev;  in sdw_do_port_prep()
429 			ret = drv->ops->port_prep(slave, &prep_ch, cmd);  in sdw_do_port_prep()
431 				dev_err(dev, "Slave Port Prep cmd %d failed: %d\n",  in sdw_do_port_prep()
436 	mutex_unlock(&slave->sdw_dev_lock);  in sdw_do_port_prep()
460 		dpn_prop = sdw_get_slave_dpn_prop(s_rt->slave, s_rt->direction, prep_ch.num);  in sdw_prep_deprep_slave_ports()
463 				"Slave Port:%d properties not found\n", prep_ch.num);  in sdw_prep_deprep_slave_ports()
471 		struct sdw_dp0_prop *dp0_prop = s_rt->slave->prop.dp0_prop;  in sdw_prep_deprep_slave_ports()
475 				"Slave DP0 properties not found\n");  in sdw_prep_deprep_slave_ports()
497 		ret = sdw_configure_dpn_intr(s_rt->slave, p_rt->num, prep,  in sdw_prep_deprep_slave_ports()
503 	/* Inform slave about the impending port prepare */  in sdw_prep_deprep_slave_ports()
506 	/* Prepare Slave port implementing CP_SM */  in sdw_prep_deprep_slave_ports()
511 			ret = sdw_write_no_pm(s_rt->slave, addr, p_rt->ch_mask);  in sdw_prep_deprep_slave_ports()
513 			ret = sdw_write_no_pm(s_rt->slave, addr, 0x0);  in sdw_prep_deprep_slave_ports()
516 			dev_err(&s_rt->slave->dev,  in sdw_prep_deprep_slave_ports()
517 				"Slave prep_ctrl reg write failed\n");  in sdw_prep_deprep_slave_ports()
522 		port_ready = &s_rt->slave->port_ready[prep_ch.num];  in sdw_prep_deprep_slave_ports()
526 		val = sdw_read_no_pm(s_rt->slave, SDW_DPN_PREPARESTATUS(p_rt->num));  in sdw_prep_deprep_slave_ports()
529 			dev_err(&s_rt->slave->dev,  in sdw_prep_deprep_slave_ports()
540 		ret = sdw_configure_dpn_intr(s_rt->slave, p_rt->num, prep,  in sdw_prep_deprep_slave_ports()
576  * Slave(s)
587 	/* Prepare/De-prepare Slave port(s) */  in sdw_prep_deprep_ports()
612  * This function notifies the Master(s) and Slave(s) of the
619 	struct sdw_slave *slave;  in sdw_notify_config()  local
629 		slave = s_rt->slave;  in sdw_notify_config()
631 		mutex_lock(&slave->sdw_dev_lock);  in sdw_notify_config()
633 		if (slave->probed) {  in sdw_notify_config()
634 			struct device *dev = &slave->dev;  in sdw_notify_config()
638 				ret = drv->ops->bus_config(slave, &bus->params);  in sdw_notify_config()
640 					dev_err(dev, "Notify Slave: %d failed\n",  in sdw_notify_config()
641 						slave->dev_num);  in sdw_notify_config()
642 					mutex_unlock(&slave->sdw_dev_lock);  in sdw_notify_config()
648 		mutex_unlock(&slave->sdw_dev_lock);  in sdw_notify_config()
656  * and Slave(s)
664 	struct sdw_slave *slave;  in sdw_program_params()  local
669 	list_for_each_entry(slave, &bus->slaves, node) {  in sdw_program_params()
670 		if (!slave->dev_num_sticky)  in sdw_program_params()
672 		if (!is_clock_scaling_supported_by_slave(slave)) {  in sdw_program_params()
673 			dev_dbg(&slave->dev, "The Peripheral doesn't comply with SDCA\n");  in sdw_program_params()
684 	list_for_each_entry(slave, &bus->slaves, node) {  in sdw_program_params()
688 		if (!slave->dev_num_sticky)  in sdw_program_params()
690 		scale_index = sdw_slave_get_scale_index(slave, &base);  in sdw_program_params()
694 		ret = sdw_write_no_pm(slave, addr1, scale_index);  in sdw_program_params()
696 			dev_err(&slave->dev, "SDW_SCP_BUSCLOCK_SCALE register write failed\n");  in sdw_program_params()
787 		dev_err(bus->dev, "Slave frame_ctrl reg write failed\n");  in sdw_bank_switch()
993 static void sdw_slave_port_free(struct sdw_slave *slave,  in sdw_slave_port_free()  argument
1002 			if (s_rt->slave != slave)  in sdw_slave_port_free()
1013 static int sdw_slave_port_alloc(struct sdw_slave *slave,  in sdw_slave_port_alloc()  argument
1040 static int sdw_slave_port_config(struct sdw_slave *slave,  in sdw_slave_port_config()  argument
1053 		 * slave  in sdw_slave_port_config()
1056 			ret = sdw_slave_port_is_valid_range(&slave->dev, port_config[i].num);  in sdw_slave_port_config()
1121  * sdw_slave_rt_alloc() - Allocate a Slave runtime handle.
1123  * @slave: Slave handle
1129 *sdw_slave_rt_alloc(struct sdw_slave *slave,  in sdw_slave_rt_alloc()  argument
1139 	s_rt->slave = slave;  in sdw_slave_rt_alloc()
1147  * sdw_slave_rt_config() - Configure a Slave runtime handle.
1149  * @s_rt: Slave runtime handle
1163 static struct sdw_slave_runtime *sdw_slave_rt_find(struct sdw_slave *slave,  in sdw_slave_rt_find()  argument
1170 		/* Retrieve Slave runtime handle */  in sdw_slave_rt_find()
1173 			if (s_rt->slave == slave)  in sdw_slave_rt_find()
1181  * sdw_slave_rt_free() - Free Slave(s) runtime handle
1183  * @slave: Slave handle.
1188 static void sdw_slave_rt_free(struct sdw_slave *slave,  in sdw_slave_rt_free()  argument
1193 	s_rt = sdw_slave_rt_find(slave, stream);  in sdw_slave_rt_free()
1303  * It frees the Master runtime handle and associated Slave(s) runtime
1305  * no effect as Slave(s) runtime handle would already be freed up.
1314 		sdw_slave_port_free(s_rt->slave, stream);  in sdw_master_rt_free()
1315 		sdw_slave_rt_free(s_rt->slave, stream);  in sdw_master_rt_free()
1333  * @is_slave: is API called from Slave or Master
1374  * sdw_get_slave_dpn_prop() - Get Slave port capabilities
1376  * @slave: Slave handle
1380 struct sdw_dpn_prop *sdw_get_slave_dpn_prop(struct sdw_slave *slave,  in sdw_get_slave_dpn_prop()  argument
1389 		dev_err(&slave->dev, "%s: port_num is zero\n", __func__);  in sdw_get_slave_dpn_prop()
1394 		num_ports = hweight32(slave->prop.source_ports);  in sdw_get_slave_dpn_prop()
1395 		dpn_prop = slave->prop.src_dpn_prop;  in sdw_get_slave_dpn_prop()
1397 		num_ports = hweight32(slave->prop.sink_ports);  in sdw_get_slave_dpn_prop()
1398 		dpn_prop = slave->prop.sink_dpn_prop;  in sdw_get_slave_dpn_prop()
1462 	/* Prepare  Master(s) and Slave(s) port(s) associated with stream */  in _sdw_prepare_stream()
1582 	/* Enable Master(s) and Slave(s) port(s) associated with stream */  in _sdw_enable_stream()
2016 	 * check if Master is already allocated (e.g. as a result of Slave adding  in sdw_stream_add_master()
2105  * sdw_stream_add_slave() - Allocate and add master/slave runtime to a stream
2107  * @slave: SDW Slave instance
2113  * It is expected that Slave is added before adding Master
2117 int sdw_stream_add_slave(struct sdw_slave *slave,  in sdw_stream_add_slave()  argument
2130 	mutex_lock(&slave->bus->bus_lock);  in sdw_stream_add_slave()
2136 	m_rt = sdw_master_rt_find(slave->bus, stream);  in sdw_stream_add_slave()
2139 		 * If this API is invoked by Slave first then m_rt is not valid.  in sdw_stream_add_slave()
2140 		 * So, allocate m_rt and add Slave to it.  in sdw_stream_add_slave()
2142 		m_rt = sdw_master_rt_alloc(slave->bus, stream);  in sdw_stream_add_slave()
2145 			dev_err(&slave->dev, "%s: Master runtime alloc failed for stream:%s: %d\n",  in sdw_stream_add_slave()
2150 			dev_err(&slave->dev, "%s: Master runtime alloc failed for stream:%s\n",  in sdw_stream_add_slave()
2159 	s_rt = sdw_slave_rt_find(slave, stream);  in sdw_stream_add_slave()
2161 		s_rt = sdw_slave_rt_alloc(slave, m_rt);  in sdw_stream_add_slave()
2163 			dev_err(&slave->dev, "Slave runtime alloc failed for stream:%s\n",  in sdw_stream_add_slave()
2173 		ret = sdw_slave_port_alloc(slave, s_rt, num_ports);  in sdw_stream_add_slave()
2186 	ret = sdw_config_stream(&slave->dev, stream, stream_config, true);  in sdw_stream_add_slave()
2190 	ret = sdw_slave_port_config(slave, s_rt, port_config,  in sdw_stream_add_slave()
2196 	 * Change stream state to CONFIGURED on first Slave add.  in sdw_stream_add_slave()
2197 	 * Bus is not aware of number of Slave(s) in a stream at this  in sdw_stream_add_slave()
2198 	 * point so cannot depend on all Slave(s) to be added in order to  in sdw_stream_add_slave()
2213 		sdw_slave_rt_free(slave, stream);  in sdw_stream_add_slave()
2215 	mutex_unlock(&slave->bus->bus_lock);  in sdw_stream_add_slave()
2221  * sdw_stream_remove_slave() - Remove slave from sdw_stream
2223  * @slave: SDW Slave instance
2228 int sdw_stream_remove_slave(struct sdw_slave *slave,  in sdw_stream_remove_slave()  argument
2231 	mutex_lock(&slave->bus->bus_lock);  in sdw_stream_remove_slave()
2233 	sdw_slave_port_free(slave, stream);  in sdw_stream_remove_slave()
2234 	sdw_slave_rt_free(slave, stream);  in sdw_stream_remove_slave()
2236 	mutex_unlock(&slave->bus->bus_lock);  in sdw_stream_remove_slave()