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> Jack -- The Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project