quoted

 	if (priv->global_tx_fc && priv->hw_version != MVPP21) {
-		val = mvpp2_cm3_read(priv, MSS_FC_COM_REG);
-		val |= FLOW_CONTROL_ENABLE_BIT;
-		mvpp2_cm3_write(priv, MSS_FC_COM_REG, val);
+		err = mvpp2_enable_global_fc(priv);
+		if (err) {
+			dev_warn(&pdev->dev, "CM3 firmware not running,

version should be higher than 18.09 ");

quoted

+			dev_warn(&pdev->dev, "and chip revision B0\n");
+			dev_warn(&pdev->dev, "Flow control not

supported\n");

I would much rather this was:

			dev_warn(&pdev->dev, "Minimum of CM3 firmware
18.09 and chip revision B0 required for flow control\n");

rather than trying to split it across several kernel messages.

I would repots v12 with this change soon.

Thanks,
Stefan.

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