Re: [PATCH v4 1/2] PCI: mediatek-gen3: Add support for setting max-link-speed limit

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Il 04/11/24 14:06, Krzysztof Wilczyński ha scritto:
Hello,

+	if (err > 0) {

You could drop > 0 here.


I have no strong opinions about that, would be fine for me.

+		/* Get the maximum speed supported by the controller */
+		max_speed = mtk_pcie_get_controller_max_link_speed(pcie);
+
+		/* Set max_link_speed only if the controller supports it */
+		if (max_speed >= 0 && max_speed <= err) {
+			pcie->max_link_speed = err;
+			dev_dbg(pcie->dev,
+				"Max controller link speed Gen%d, override to Gen%u",
+				max_speed, pcie->max_link_speed);
+		}
+	}

I wonder if this debug message would be better served as a warning to let
the user know that the speed has been overridden due to the platform
limitation.  Thoughts?

Also, there is no need to sent a new series if you fine with the
suggestions.  I will mend the code on the branch when applying.


A warning seems to be a bit too much and would appear like something to worry
about (or something unintended)...

Perhaps a dev_info() would work better here?

Thanks,
Angelo

	Krzysztof







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