Thread (16 messages) 16 messages, 2 authors, 2021-06-06

Re: [PATCH] usb: musb: Check devctl status again for a spurious session request

From: Tony Lindgren <tony@atomide.com>
Date: 2021-06-06 06:01:15
Also in: linux-omap

* Andreas Kemnade [off-list ref] [210605 14:21]:
On Sat, 5 Jun 2021 08:18:14 +0300
Tony Lindgren [off-list ref] wrote:
quoted
* Andreas Kemnade [off-list ref] [210604 17:00]:
quoted
On Fri, 4 Jun 2021 12:39:54 +0300
Tony Lindgren [off-list ref] wrote:  
quoted
Does the following patch fix things for you or does something else break again? :)
  
sigh,..
ok, it breaks something. gadget (at least ecm) only works if
musb/phy stuff is loaded, ecm configured via configfs
rmmod omap2430
modprube 2430

until the next usb disconnect
and another rmmod/modprobe is required.  
Hmm I don't follow, do you mean there's now another issue after a
system suspend? Or is this issue not related to system suspend and
resume?
independently of suspend.
OK
quoted
quoted
The following musb patches were applied additional to that one you
added to this mail on top of 5.13-rc4.

usb: musb: fix MUSB_QUIRK_B_DISCONNECT_99 handling
usb: musb: Add missing PM suspend and resume functions for 2430 glue
usb: musb: Check devctl status again for a spurious session request  
Does one of the above cause some additional usb gadget issue?
I do not see any additional gadget issue just with them. It just starts
with the small patch you proposed to fix suspend power consumption in
this thread.
Oh OK, so some more mystery hardware debugging still left to do then.

Regards,

Tony
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