268 	int ret, slice, i;  in prueth_init_tx_chns()  local
271 	slice = prueth_emac_slice(emac);  in prueth_init_tx_chns()
272 	if (slice < 0)  in prueth_init_tx_chns()
273 		return slice;  in prueth_init_tx_chns()
289 			 "tx%d-%d", slice, i);  in prueth_init_tx_chns()
346 	int i, ret = 0, slice;  in prueth_init_rx_chns()  local
348 	slice = prueth_emac_slice(emac);  in prueth_init_rx_chns()
349 	if (slice < 0)  in prueth_init_rx_chns()
350 		return slice;  in prueth_init_rx_chns()
353 	snprintf(rx_chn->name, sizeof(rx_chn->name), "%s%d", name, slice);  in prueth_init_rx_chns()
603 	int slice = prueth_emac_slice(emac);  in emac_get_tx_ts()  local
606 	addr = icssg_queue_pop(prueth, slice == 0 ?  in emac_get_tx_ts()
613 	icssg_queue_push(prueth, slice == 0 ?  in emac_get_tx_ts()
909 	int slice, ret;  in prueth_emac_start()  local
913 	slice = prueth_emac_slice(emac);  in prueth_emac_start()
914 	if (slice < 0) {  in prueth_emac_start()
919 	ret = icssg_config(prueth, emac, slice);  in prueth_emac_start()
923 	ret = rproc_set_firmware(prueth->pru[slice], firmwares[slice].pru);  in prueth_emac_start()
924 	ret = rproc_boot(prueth->pru[slice]);  in prueth_emac_start()
926 		dev_err(dev, "failed to boot PRU%d: %d\n", slice, ret);  in prueth_emac_start()
930 	ret = rproc_set_firmware(prueth->rtu[slice], firmwares[slice].rtu);  in prueth_emac_start()
931 	ret = rproc_boot(prueth->rtu[slice]);  in prueth_emac_start()
933 		dev_err(dev, "failed to boot RTU%d: %d\n", slice, ret);  in prueth_emac_start()
937 	ret = rproc_set_firmware(prueth->txpru[slice], firmwares[slice].txpru);  in prueth_emac_start()
938 	ret = rproc_boot(prueth->txpru[slice]);  in prueth_emac_start()
940 		dev_err(dev, "failed to boot TX_PRU%d: %d\n", slice, ret);  in prueth_emac_start()
948 	rproc_shutdown(prueth->rtu[slice]);  in prueth_emac_start()
951 	rproc_shutdown(prueth->pru[slice]);  in prueth_emac_start()
959 	int slice;  in prueth_emac_stop()  local
963 		slice = ICSS_SLICE0;  in prueth_emac_stop()
966 		slice = ICSS_SLICE1;  in prueth_emac_stop()
974 	rproc_shutdown(prueth->txpru[slice]);  in prueth_emac_stop()
975 	rproc_shutdown(prueth->rtu[slice]);  in prueth_emac_stop()
976 	rproc_shutdown(prueth->pru[slice]);  in prueth_emac_stop()
1315 	int slice = prueth_emac_slice(emac);  in emac_ndo_open()  local
1329 	icssg_class_set_mac_addr(prueth->miig_rt, slice, emac->mac_addr);  in emac_ndo_open()
1330 	icssg_ft1_set_mac_addr(prueth->miig_rt, slice, emac->mac_addr);  in emac_ndo_open()
1332 	icssg_class_default(prueth->miig_rt, slice, 0);  in emac_ndo_open()
1374 	icssg_mii_update_mtu(prueth->mii_rt, slice, ndev->max_mtu);  in emac_ndo_open()
1892 static int prueth_get_cores(struct prueth *prueth, int slice)  in prueth_get_cores()  argument
1901 	switch (slice) {  in prueth_get_cores()
1912 	prueth->pru[slice] = pru_rproc_get(np, idx, &pruss_id);  in prueth_get_cores()
1913 	if (IS_ERR(prueth->pru[slice])) {  in prueth_get_cores()
1914 		ret = PTR_ERR(prueth->pru[slice]);  in prueth_get_cores()
1915 		prueth->pru[slice] = NULL;  in prueth_get_cores()
1916 		return dev_err_probe(dev, ret, "unable to get PRU%d\n", slice);  in prueth_get_cores()
1918 	prueth->pru_id[slice] = pruss_id;  in prueth_get_cores()
1921 	prueth->rtu[slice] = pru_rproc_get(np, idx, NULL);  in prueth_get_cores()
1922 	if (IS_ERR(prueth->rtu[slice])) {  in prueth_get_cores()
1923 		ret = PTR_ERR(prueth->rtu[slice]);  in prueth_get_cores()
1924 		prueth->rtu[slice] = NULL;  in prueth_get_cores()
1925 		return dev_err_probe(dev, ret, "unable to get RTU%d\n", slice);  in prueth_get_cores()
1929 	prueth->txpru[slice] = pru_rproc_get(np, idx, NULL);  in prueth_get_cores()
1930 	if (IS_ERR(prueth->txpru[slice])) {  in prueth_get_cores()
1931 		ret = PTR_ERR(prueth->txpru[slice]);  in prueth_get_cores()
1932 		prueth->txpru[slice] = NULL;  in prueth_get_cores()
1933 		return dev_err_probe(dev, ret, "unable to get TX_PRU%d\n", slice);  in prueth_get_cores()
1939 static void prueth_put_cores(struct prueth *prueth, int slice)  in prueth_put_cores()  argument
1941 	if (prueth->txpru[slice])  in prueth_put_cores()
1942 		pru_rproc_put(prueth->txpru[slice]);  in prueth_put_cores()
1944 	if (prueth->rtu[slice])  in prueth_put_cores()
1945 		pru_rproc_put(prueth->rtu[slice]);  in prueth_put_cores()
1947 	if (prueth->pru[slice])  in prueth_put_cores()
1948 		pru_rproc_put(prueth->pru[slice]);  in prueth_put_cores()