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SubjectRe: [PATCH] usb: host: ohci-at91: suspend/resume ports after/before OHCI accesses
On Wed, Jun 23, 2021 at 02:09:16PM +0000, Claudiu.Beznea@microchip.com wrote:
> On 23.06.2021 16:59, Alan Stern wrote:
> > One thing you might consider changing: The name of the
> > ohci_at91_port_suspend routine is misleading. It doesn't really
> > handle suspending the port; instead it handles the clocks that drive
> > the entire OHCI controller. Right?
>
> It does both as far as I can tell at the moment.

But the name suggests that it only handles suspending a port. That's
misleading.

And the way it is used in the SetPortFeature(USB_PORT_FEAT_SUSPEND)
case in ohci_at91_hub_control is just plain wrong. It won't merely
suspend a single port; it will disable the entire OHCI controller.

Alan Stern

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