linux-kernel - Re: [PATCH v17 2/3] usb: USB Type-C connector class

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 21 Apr 2017 15:12:21 +0300
From:   Heikki Krogerus <heikki.krogerus@...ux.intel.com>
To:     Badhri Jagan Sridharan <badhri@...gle.com>
Cc:     Guenter Roeck <linux@...ck-us.net>,
        Oliver Neukum <oneukum@...e.com>,
        Mats Karrman <mats.dev.list@...il.com>,
        Greg KH <gregkh@...uxfoundation.org>,
        Felipe Balbi <felipe.balbi@...ux.intel.com>,
        LKML <linux-kernel@...r.kernel.org>,
        USB <linux-usb@...r.kernel.org>
Subject: Re: [PATCH v17 2/3] usb: USB Type-C connector class

Hi,

On Thu, Apr 20, 2017 at 12:46:59PM -0700, Badhri Jagan Sridharan wrote:
> Thanks for the responses :)
> 
> So seems like we have a plan.
> 
> In Type-C connector class the checks for TYPEC_PWR_MODE_PD
> and pd_revision for both the port and the partner will be removed in
> power_role_store and the data_role_store and will be delegated
> to the low level drivers.
> 
> TCPM code will issue hard reset in tcpm_dr_set and tcpm_pr_set if
> current_role is not same as the preferred_role.
> 
> I am going to make changes in my local kernel code base to start
> making the corresponding changes in userspace.
> Should I post-back the local kernel changes or Heikki and Geunter
> you are planning to upload them ?

Please send a patch for the class at least. I think the changes to the
tcpm can just be amended still at this point. That is of course up to
Guenter.


Thanks,

-- 
heikki