amd/xgbe/xgbe-ethtool.c

697 			      struct ethtool_channels *channels)
716 	channels->max_combined = combined;
717 	channels->max_rx = rx ? rx - 1 : 0;
718 	channels->max_tx = tx ? tx - 1 : 0;
728 	channels->combined_count = combined;
729 	channels->rx_count = rx;
730 	channels->tx_count = tx;
734 					  struct ethtool_channels *channels)
737 		   channels->combined_count, channels->rx_count,
738 		   channels->tx_count);
742 			     struct ethtool_channels *channels)
762 	if (channels->other_count) {
769 	if (!channels->combined_count) {
772 		xgbe_print_set_channels_input(netdev, channels);
776 	/* Check combined channels */
777 	if (channels->combined_count > combined) {
781 		xgbe_print_set_channels_input(netdev, channels);
785 	/* Can have some Rx-only or Tx-only channels, but not both */
786 	if (channels->rx_count && channels->tx_count) {
788 			   "cannot specify both Rx-only and Tx-only channels\n");
789 		xgbe_print_set_channels_input(netdev, channels);
793 	/* Check that we don't exceed the maximum number of channels */
794 	if ((channels->combined_count + channels->rx_count) > rx) {
796 			   "total Rx channels (%u) requested exceeds maximum available (%u)\n",
797 			   channels->combined_count + channels->rx_count, rx);
798 		xgbe_print_set_channels_input(netdev, channels);
802 	if ((channels->combined_count + channels->tx_count) > tx) {
804 			   "total Tx channels (%u) requested exceeds maximum available (%u)\n",
805 			   channels->combined_count + channels->tx_count, tx);
806 		xgbe_print_set_channels_input(netdev, channels);
810 	rx = channels->combined_count + channels->rx_count;
811 	tx = channels->combined_count + channels->tx_count;