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From: Heikki Krogerus <heikki.krogerus@linux.intel.com>
To: Abhishek Pandit-Subedi <abhishekpandit@chromium.org>
Cc: "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Dmitry Baryshkov" <dmitry.baryshkov@linaro.org>,
	"Łukasz Bartosik" <ukaszb@chromium.org>,
	"Benson Leung" <bleung@chromium.org>,
	"Jameson Thies" <jthies@google.com>,
	linux-usb@vger.kernel.org
Subject: Re: [PATCH v3 2/4] usb: typec: Add attribute file showing the USB Modes of the partner
Date: Tue, 15 Oct 2024 15:13:36 +0300	[thread overview]
Message-ID: <Zw5ccOM8hAfLFd2U@kuha.fi.intel.com> (raw)
In-Reply-To: <CANFp7mXLWhnX2KST-OkWXMQ32RP=eiFYrGfxdgZuvjbpkq4w7Q@mail.gmail.com>

> > > > +void typec_partner_set_usb_mode(struct typec_partner *partner, enum usb_mode mode)
> > > > +{
> > > > +   if (!partner || partner->usb_mode == mode)
> > > > +           return;
> > > > +
> > > > +   partner->usb_capability |= BIT(mode - 1);
> > > > +   partner->usb_mode = mode;
> > > > +   sysfs_notify(&partner->dev.kobj, NULL, "usb_mode");
> > >
> > > Who is listening for this and what are they going to do with the
> > > information?
> >
> > I'll drop it, unless Abhishek, you guys would have use for it. Let me
> > know. I'll send v4 next week.
> 
> I think you are ok to remove this. We would care about this value when
> registering the partner and when activating a specific USB mode. With
> the latter, we can just depend on the synchronous nature of
> usb_mode_store (i.e. we can check the result after writing to the
> sysfs file).

Okay. I'll drop it.

thanks,

-- 
heikki

  reply	other threads:[~2024-10-15 12:13 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-11 12:43 [PATCH v3 0/4] usb: typec: USB Modes Heikki Krogerus
2024-10-11 12:43 ` [PATCH v3 1/4] usb: typec: Add attribute file showing the supported USB modes of the port Heikki Krogerus
2024-10-11 13:07   ` Greg Kroah-Hartman
2024-10-11 13:59     ` Heikki Krogerus
2024-10-15  2:38       ` Abhishek Pandit-Subedi
2024-10-15 12:12         ` Heikki Krogerus
2024-10-11 12:44 ` [PATCH v3 2/4] usb: typec: Add attribute file showing the USB Modes of the partner Heikki Krogerus
2024-10-11 13:09   ` Greg Kroah-Hartman
2024-10-11 14:04     ` Heikki Krogerus
2024-10-15  4:07       ` Abhishek Pandit-Subedi
2024-10-15 12:13         ` Heikki Krogerus [this message]
2024-10-11 12:44 ` [PATCH v3 3/4] usb: typec: ucsi: Supply the USB capabilities to the ports Heikki Krogerus
2024-10-11 12:44 ` [PATCH v3 4/4] usb: typec: ucsi: Add support for the partner USB Modes Heikki Krogerus
2024-10-11 13:11   ` Greg Kroah-Hartman
2024-10-11 14:04     ` Heikki Krogerus

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