From: Oliver Neukum <oneukum@suse.com>
To: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Greg KH <gregkh@linuxfoundation.org>,
Felipe Balbi <balbi@kernel.org>,
Mathias Nyman <mathias.nyman@linux.intel.com>,
linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org
Subject: Re: [PATCH 0/3] usb: USB Type-C Class and driver for UCSI
Date: Wed, 17 Feb 2016 19:53:47 +0100 [thread overview]
Message-ID: <1455735227.26846.4.camel@suse.com> (raw)
In-Reply-To: <1455037283-106479-1-git-send-email-heikki.krogerus@linux.intel.com>
On Tue, 2016-02-09 at 19:01 +0200, Heikki Krogerus wrote:
> Hi,
>
> The OS, or more precisely the user space, needs to be able to control
> a few things regarding USB Type-C ports. The first thing that must be
> allowed to be controlled is the data role. USB Type-C ports will
> select the data role randomly with DRP ports. When USB PD is
> supported, also independent (from data role) power role swapping can
> be supported together with Alternate Mode control.
What about S4? We need to restore the alternate mode upon resume,
if we are the DFP and as that might involve storage devices it
needs to be done in kernel space.
Regards
Oliver
next prev parent reply other threads:[~2016-02-17 18:56 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-09 17:01 [PATCH 0/3] usb: USB Type-C Class and driver for UCSI Heikki Krogerus
2016-02-09 17:01 ` [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus
2016-02-09 18:20 ` Greg KH
2016-02-10 10:38 ` Heikki Krogerus
2016-02-10 17:26 ` Greg KH
2016-02-11 14:07 ` Heikki Krogerus
2016-02-10 10:49 ` Oliver Neukum
2016-02-10 11:05 ` Andy Shevchenko
2016-02-10 11:11 ` Heikki Krogerus
2016-02-10 11:14 ` Andy Shevchenko
2016-02-10 11:23 ` Heikki Krogerus
2016-02-15 15:16 ` Oliver Neukum
2016-02-11 8:55 ` Felipe Balbi
2016-02-11 9:08 ` Oliver Neukum
2016-02-11 14:51 ` Heikki Krogerus
2016-02-11 14:36 ` Heikki Krogerus
2016-02-11 14:56 ` Oliver Neukum
2016-02-17 14:07 ` Oliver Neukum
2016-02-18 8:47 ` Heikki Krogerus
2016-02-18 9:21 ` Oliver Neukum
2016-02-18 13:09 ` Heikki Krogerus
2016-02-18 9:35 ` Oliver Neukum
2016-02-18 13:25 ` Heikki Krogerus
2016-02-18 13:44 ` Oliver Neukum
2016-02-18 15:13 ` Heikki Krogerus
2016-02-26 13:09 ` Heikki Krogerus
2016-02-09 17:01 ` [PATCH 2/3] usb: type-c: USB Type-C Connector System Software Interface Heikki Krogerus
2016-02-09 18:21 ` Greg KH
2016-02-10 10:30 ` Heikki Krogerus
2016-02-10 17:20 ` Greg KH
2016-02-11 13:50 ` Heikki Krogerus
2016-02-15 15:30 ` Oliver Neukum
2016-02-16 9:22 ` Heikki Krogerus
2016-02-16 13:39 ` Oliver Neukum
2016-02-17 7:58 ` Heikki Krogerus
2016-02-17 9:03 ` Oliver Neukum
2016-02-17 10:29 ` Felipe Balbi
2016-02-17 10:36 ` Oliver Neukum
2016-02-17 11:11 ` Heikki Krogerus
2016-02-17 13:36 ` Felipe Balbi
2016-02-17 14:28 ` Heikki Krogerus
2016-02-18 9:07 ` Peter Chen
2016-02-18 10:44 ` Heikki Krogerus
2016-02-18 10:37 ` Rajaram R
2016-02-18 10:47 ` Heikki Krogerus
2016-02-18 11:06 ` Rajaram R
2016-02-17 13:34 ` Felipe Balbi
2016-02-17 13:51 ` Oliver Neukum
2016-02-18 7:08 ` Felipe Balbi
2016-02-18 10:18 ` Oliver Neukum
2016-02-18 10:30 ` Felipe Balbi
2016-02-18 10:40 ` Oliver Neukum
2016-02-18 9:29 ` Peter Chen
2016-02-18 9:44 ` Oliver Neukum
2016-02-10 11:19 ` Oliver Neukum
2016-02-10 12:04 ` Heikki Krogerus
2016-02-10 11:56 ` Andy Shevchenko
2016-02-10 13:21 ` Oliver Neukum
2016-02-10 14:02 ` Andy Shevchenko
2016-02-10 15:11 ` Bjørn Mork
2016-02-11 8:26 ` Andy Shevchenko
2016-02-11 8:59 ` Bjørn Mork
2016-02-10 14:15 ` Oliver Neukum
2016-02-10 14:24 ` Andy Shevchenko
2016-02-10 15:08 ` Oliver Neukum
[not found] ` <CAHp75VfmGsskf7Cmni3b4=tCbkPsR8d3jPYiv93Lm6DM9gq1-g@mail.gmail.com>
2016-02-11 8:13 ` Fwd: " Andy Shevchenko
2016-02-11 14:10 ` Heikki Krogerus
2016-02-10 13:04 ` Oliver Neukum
2016-02-11 14:08 ` Heikki Krogerus
2016-02-09 17:01 ` [PATCH 3/3] usb: type-c: UCSI ACPI driver Heikki Krogerus
2016-02-09 18:22 ` Greg KH
2016-02-10 10:23 ` Heikki Krogerus
2016-02-17 18:53 ` Oliver Neukum [this message]
2016-02-18 9:21 ` [PATCH 0/3] usb: USB Type-C Class and driver for UCSI Heikki Krogerus
2016-02-17 19:34 ` Rajaram R
2016-02-18 11:05 ` Heikki Krogerus
2016-02-18 11:15 ` Oliver Neukum
2016-05-05 3:05 ` Guenter Roeck
2016-05-06 6:50 ` Felipe Balbi
2016-05-06 8:05 ` Guenter Roeck
2016-05-06 8:29 ` Heikki Krogerus
2016-05-06 14:10 ` Guenter Roeck
2016-05-06 8:23 ` Heikki Krogerus
2016-05-06 8:08 ` Heikki Krogerus
2016-05-06 14:08 ` Guenter Roeck
2016-05-11 3:14 ` Guenter Roeck
2016-05-11 9:40 ` Heikki Krogerus
2016-05-11 14:47 ` Guenter Roeck
2016-05-13 14:23 ` Heikki Krogerus
2016-05-13 17:48 ` Guenter Roeck
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