net/mlx5e: Rename upper_limit_mbps to upper_limit_100mbps

Clarify that the limit represents the threshold for using 100 Mbps
units rather than a general Mbps limit.

Signed-off-by: Gal Pressman <gal@nvidia.com>
Reviewed-by: Nimrod Oren <noren@nvidia.com>
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Link: https://patch.msgid.link/1764498334-1327918-3-git-send-email-tariqt@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: gal-pressman

drivers/net/ethernet/mellanox/mlx5/core/en_dcbnl.c

@@ -595,7 +595,7 @@ static int mlx5e_dcbnl_ieee_setmaxrate(struct net_device *netdev,
 	struct mlx5_core_dev *mdev = priv->mdev;
 	u8 max_bw_value[IEEE_8021QAZ_MAX_TCS];
 	u8 max_bw_unit[IEEE_8021QAZ_MAX_TCS];
-	u64 upper_limit_mbps;
+	u64 upper_limit_100mbps;
 	u64 upper_limit_gbps;
 	int i;
 	struct {
@@ -614,15 +614,15 @@ static int mlx5e_dcbnl_ieee_setmaxrate(struct net_device *netdev,
 
 	memset(max_bw_value, 0, sizeof(max_bw_value));
 	memset(max_bw_unit, 0, sizeof(max_bw_unit));
-	upper_limit_mbps = 255 * MLX5E_100MB;
+	upper_limit_100mbps = 255 * MLX5E_100MB;
 	upper_limit_gbps = 255 * MLX5E_1GB;
 
 	for (i = 0; i <= mlx5_max_tc(mdev); i++) {
 		if (!maxrate->tc_maxrate[i]) {
 			max_bw_unit[i]  = MLX5_BW_NO_LIMIT;
 			continue;
 		}
-		if (maxrate->tc_maxrate[i] <= upper_limit_mbps) {
+		if (maxrate->tc_maxrate[i] <= upper_limit_100mbps) {
 			max_bw_value[i] = div_u64(maxrate->tc_maxrate[i],
 						  MLX5E_100MB);
 			max_bw_value[i] = max_bw_value[i] ? max_bw_value[i] : 1;