Re: [PATCH v5 11/18] usb: dwc3: Add support for a role-switch notifier

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On 08/02/2020 00:15, Jack Pham wrote:
Hi Bryan,

On Fri, Feb 07, 2020 at 08:16:47PM +0000, Bryan O'Donoghue wrote:
Role-switching is a 1:1 mapping between a producer and a consumer. For DWC3
we have some vendor specific wrappers, notably the qcom wrapper that want
to toggle some PHY related bits on a USB role switch.

This patch adds a role-switch notifier to the dwc3 drd code. When the USB
role-switch set() routine runs, the notifier will fire passing the notified
mode to the consumer, thus allowing vendor specific fix-ups to toggle from
the role-switching events.

Neat! This could work. But let's see if Felipe likes this approach.

If you need, here's a

Reviewed-by: Jack Pham <jackp@xxxxxxxxxxxxxx>

Appreciated



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