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Re: [PATCH 1/3] usb: USB Type-C Connector Class

From Heikki Krogerus <heikki.krogerus@linux.intel.com>
Newsgroups linux.kernel
Subject Re: [PATCH 1/3] usb: USB Type-C Connector Class
Date 2016-02-11 15:40 +0100
Message-ID <r10zy-1Ec-49@gated-at.bofh.it> (permalink)
References <r0jXz-76q-5@gated-at.bofh.it> <r0jXz-76q-3@gated-at.bofh.it> <r0AF3-15k-1@gated-at.bofh.it> <r0Vgv-6mz-7@gated-at.bofh.it>
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Hi Felipe,

> >> 4. partner_alt_modes - Lists partner's Alternate Modes when connected
> 
> partner_alternate_modes ? (it's a file name, we can spell it out)
> 
> >> 5. partner_type - Can be USB, Charger, Alt Mode or Accessory
> >> 6. data_role - The current data role, host or device
> >> 7. data_roles - Data roles supported by the connector
> 
> current_data_role
> available_data_roles
> 
> >> 8. power_role - Connector's current power role, source or sink
> >> 9. power_roles - Power roles supported by the connector
> 
> ditto...
> 
> >> 10. power_operation_mode - The current power level in use
> >> 11. usb_pd - yes if the connector supports USB PD.
> 
> supports_usb_power_delivery ?
> 
> >> 12. audio_accessory - yes if the connector supports Audio Accessory
> 
> supports_audio_accessory
> 
> >> 13. debug_accessory - yes if the connector supports Debug Accessory
> 
> supports_debug_accessory

Those all make sense.

> > Doesn't this need locking?
> > And why wouldn't user space want to preselect a mode?
> 
> isn't USB always the default mode ?

Just in case there are no misunderstandings here, Oliver was
commenting on alternate_mode_store function, and USB of course is not
Alternate Mode.


Thanks,

-- 
heikki

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Thread

[PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-09 18:10 +0100
  Re: [PATCH 1/3] usb: USB Type-C Connector Class Greg KH <gregkh@linuxfoundation.org> - 2016-02-09 19:30 +0100
    Re: [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-10 11:40 +0100
      Re: [PATCH 1/3] usb: USB Type-C Connector Class Greg KH <gregkh@linuxfoundation.org> - 2016-02-10 18:30 +0100
        Re: [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-11 15:10 +0100
  Re: [PATCH 1/3] usb: USB Type-C Connector Class Oliver Neukum <oneukum@suse.com> - 2016-02-10 12:00 +0100
    Re: [PATCH 1/3] usb: USB Type-C Connector Class Andy Shevchenko <andy.shevchenko@gmail.com> - 2016-02-10 12:10 +0100
      Re: [PATCH 1/3] usb: USB Type-C Connector Class Andy Shevchenko <andy.shevchenko@gmail.com> - 2016-02-10 12:20 +0100
      Re: [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-10 12:20 +0100
    Re: [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-10 12:30 +0100
      Re: [PATCH 1/3] usb: USB Type-C Connector Class Oliver Neukum <oneukum@suse.com> - 2016-02-15 16:20 +0100
    Re: [PATCH 1/3] usb: USB Type-C Connector Class Felipe Balbi <balbi@kernel.org> - 2016-02-11 10:00 +0100
      Re: [PATCH 1/3] usb: USB Type-C Connector Class Oliver Neukum <oneukum@suse.com> - 2016-02-11 10:20 +0100
        Re: [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-11 16:00 +0100
      Re: [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-11 15:40 +0100
        Re: [PATCH 1/3] usb: USB Type-C Connector Class Oliver Neukum <oneukum@suse.com> - 2016-02-11 16:00 +0100
  Re: [PATCH 1/3] usb: USB Type-C Connector Class Oliver Neukum <oneukum@suse.com> - 2016-02-17 15:20 +0100
    Re: [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-18 09:50 +0100
      Re: [PATCH 1/3] usb: USB Type-C Connector Class Oliver Neukum <oneukum@suse.com> - 2016-02-18 10:30 +0100
        Re: [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-18 14:10 +0100
      Re: [PATCH 1/3] usb: USB Type-C Connector Class Oliver Neukum <oneukum@suse.com> - 2016-02-18 10:40 +0100
        Re: [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-18 14:30 +0100
          Re: [PATCH 1/3] usb: USB Type-C Connector Class Oliver Neukum <oneukum@suse.com> - 2016-02-18 14:50 +0100
            Re: [PATCH 1/3] usb: USB Type-C Connector Class Heikki Krogerus <heikki.krogerus@linux.intel.com> - 2016-02-18 16:20 +0100

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