1237 	u32 i, rss_rings;  in mlx4_en_get_rxfh()  local
1240 	rss_rings = priv->prof->rss_rings ?: n;  in mlx4_en_get_rxfh()
1241 	rss_rings = rounddown_pow_of_two(rss_rings);  in mlx4_en_get_rxfh()
1246 		ring_index[i] = i % rss_rings;  in mlx4_en_get_rxfh()
1264 	int rss_rings = 0;  in mlx4_en_set_rxfh()  local
1272 		if (i > 0 && !ring_index[i] && !rss_rings)  in mlx4_en_set_rxfh()
1273 			rss_rings = i;  in mlx4_en_set_rxfh()
1275 		if (ring_index[i] != (i % (rss_rings ?: n)))  in mlx4_en_set_rxfh()
1279 	if (!rss_rings)  in mlx4_en_set_rxfh()
1280 		rss_rings = n;  in mlx4_en_set_rxfh()
1283 	if (!is_power_of_2(rss_rings))  in mlx4_en_set_rxfh()
1299 		priv->prof->rss_rings = rss_rings;  in mlx4_en_set_rxfh()