John, On Mon, Oct 5, 2015 at 3:02 PM, John Youn <John.Youn@xxxxxxxxxxxx> wrote: > On 10/1/2015 1:50 PM, Doug Anderson wrote: >> John, >> >> On Tue, Aug 18, 2015 at 5:19 PM, John Youn <John.Youn@xxxxxxxxxxxx> wrote: >>> Hi Yunzhi, >>> >>> My concern is with the delays due to calling the dwc2_core_reset >>> during probe. You could factor out the assertion of the core >>> soft reset from the dwc2_core_reset and just use that before >>> calling dwc2_get_hwparams(). >>> >>> You had previously addressed the lengthy probe time issue here: >>> http://marc.info/?l=linux-usb&m=142357721304377 >>> >>> This reducing delays patch looks reasonable to me and I think it >>> should get merged also. I'll do some testing with it later this >>> week. >> >> Note: you can also avoid the extra reset during probe with something >> like <https://chromium-review.googlesource.com/#/c/303152/>. I'm >> happy to post that up if you want, though it depends on lyz's patch. >> >> ...in Chrome OS we've also just landed lyz's patch to reduce delays. >> If there's any fallout I'll report on the list. >> >> -Doug >> > > > Yes, I appreciate if you could submit that. I'd like to merge lyz's > reduce delays, lyz's bug fix for hwparams, and your fix for double > reset. OK, I've posted things up. Let me know what you think. Note that I took v2 of lyz's patch (not v3) since I liked it better. > The gadget side will also need something similar which I can do if > needed. Do you guys run gadget mode? I don't personally run in gadget mode. I think it's possible to get rk3288 to do it on one of the two ports, but I don't have it setup. -Doug -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
