29  * settings for RPU cluster mode which
30  * reflects possible values of xlnx,cluster-mode dt-property
87 /* In lockstep mode cluster combines each 64KB TCM and makes 128KB TCM */
119  * @dev: r5f subsystem cluster device node
120  * @mode: cluster mode of type zynqmp_r5_cluster_mode
121  * @core_count: number of r5 cores used for this cluster mode
306  * set RPU cluster and TCM operation mode
309  * @fw_reg_val: value expected by firmware to configure RPU cluster mode
699  * allocate and add remoteproc carveouts for TCM memory based on cluster mode
705 	struct zynqmp_r5_cluster *cluster;  in add_tcm_banks()  local
715 	cluster = dev_get_drvdata(dev->parent);  in add_tcm_banks()
716 	if (!cluster) {  in add_tcm_banks()
726 	if (cluster->mode == SPLIT_MODE)  in add_tcm_banks()
728 	else if (cluster->mode == LOCKSTEP_MODE)  in add_tcm_banks()
887  * @cluster: pointer to zynqmp_r5_cluster type object
891 static int zynqmp_r5_get_tcm_node(struct zynqmp_r5_cluster *cluster)  in zynqmp_r5_get_tcm_node()  argument
894 	struct device *dev = cluster->dev;  in zynqmp_r5_get_tcm_node()
899 	if (cluster->mode == SPLIT_MODE) {  in zynqmp_r5_get_tcm_node()
908 	tcm_bank_count = tcm_bank_count / cluster->core_count;  in zynqmp_r5_get_tcm_node()
916 	for (i = 0; i < cluster->core_count; i++) {  in zynqmp_r5_get_tcm_node()
917 		r5_core = cluster->r5_cores[i];  in zynqmp_r5_get_tcm_node()
945  * @cluster: pointer to zynqmp_r5_cluster type object
946  * @fw_reg_val: value expected by firmware to configure RPU cluster mode
951 static int zynqmp_r5_core_init(struct zynqmp_r5_cluster *cluster,  in zynqmp_r5_core_init()  argument
955 	struct device *dev = cluster->dev;  in zynqmp_r5_core_init()
959 	ret = zynqmp_r5_get_tcm_node(cluster);  in zynqmp_r5_core_init()
965 	for (i = 0; i < cluster->core_count; i++) {  in zynqmp_r5_core_init()
966 		r5_core = cluster->r5_cores[i];  in zynqmp_r5_core_init()
978 			dev_err(dev, "failed to set r5 cluster mode %d, err %d\n",  in zynqmp_r5_core_init()
979 				cluster->mode, ret);  in zynqmp_r5_core_init()
991  * @cluster: pointer to zynqmp_r5_cluster type object
995 static int zynqmp_r5_cluster_init(struct zynqmp_r5_cluster *cluster)  in zynqmp_r5_cluster_init()  argument
998 	struct device *dev = cluster->dev;  in zynqmp_r5_cluster_init()
1009 	ret = of_property_read_u32(dev_node, "xlnx,cluster-mode", &cluster_mode);  in zynqmp_r5_cluster_init()
1017 		dev_err(dev, "Invalid xlnx,cluster-mode property\n");  in zynqmp_r5_cluster_init()
1032 		dev_err(dev, "driver does not support cluster mode %d\n", cluster_mode);  in zynqmp_r5_cluster_init()
1109 	cluster->mode = cluster_mode;  in zynqmp_r5_cluster_init()
1110 	cluster->core_count = core_count;  in zynqmp_r5_cluster_init()
1111 	cluster->r5_cores = r5_cores;  in zynqmp_r5_cluster_init()
1113 	ret = zynqmp_r5_core_init(cluster, fw_reg_val, tcm_mode);  in zynqmp_r5_cluster_init()
1116 		cluster->core_count = 0;  in zynqmp_r5_cluster_init()
1117 		cluster->r5_cores = NULL;  in zynqmp_r5_cluster_init()
1149 	struct zynqmp_r5_cluster *cluster;  in zynqmp_r5_cluster_exit()  local
1153 	cluster = platform_get_drvdata(pdev);  in zynqmp_r5_cluster_exit()
1154 	if (!cluster)  in zynqmp_r5_cluster_exit()
1157 	for (i = 0; i < cluster->core_count; i++) {  in zynqmp_r5_cluster_exit()
1158 		r5_core = cluster->r5_cores[i];  in zynqmp_r5_cluster_exit()
1166 	kfree(cluster->r5_cores);  in zynqmp_r5_cluster_exit()
1167 	kfree(cluster);  in zynqmp_r5_cluster_exit()
1176  * @pdev: domain platform device for R5 cluster
1182 	struct zynqmp_r5_cluster *cluster;  in zynqmp_r5_remoteproc_probe()  local
1186 	cluster = kzalloc(sizeof(*cluster), GFP_KERNEL);  in zynqmp_r5_remoteproc_probe()
1187 	if (!cluster)  in zynqmp_r5_remoteproc_probe()
1190 	cluster->dev = dev;  in zynqmp_r5_remoteproc_probe()
1195 		kfree(cluster);  in zynqmp_r5_remoteproc_probe()
1200 	platform_set_drvdata(pdev, cluster);  in zynqmp_r5_remoteproc_probe()
1202 	ret = zynqmp_r5_cluster_init(cluster);  in zynqmp_r5_remoteproc_probe()
1204 		kfree(cluster);  in zynqmp_r5_remoteproc_probe()