Messages in this thread | | | From | Laurent Pinchart <> | Subject | Re: [RFC/PATCH v6 09/12] media: Entity locking and pipeline management | Date | Thu, 25 Nov 2010 16:47:44 +0100 |
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Hi Mark,
On Thursday 25 November 2010 14:53:51 Mark Brown wrote: > On Thu, Nov 25, 2010 at 03:28:16AM +0100, Laurent Pinchart wrote: > > Link states must not be modified while streaming is in progress on a > > graph they belong or connect to. The entity locking API helps drivers > > enforcing that requirement. > > This is not desirable for embedded audio - for example, it is very > common to wish to switch from headphone to speaker and back mid > playback, or to move between headset, speakerphone and handset modes on > a phone. This is normally implemented by reconfiguring the output paths > at runtime without interrupting applications.
Agreed. The locking should be made optional. I'll work on that.
-- Regards,
Laurent Pinchart
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