From: Marcel Holtmann <marcel@holtmann.org>
To: Pavan Savoy <pavan_savoy@yahoo.co.in>
Cc: linux-bluetooth@vger.kernel.org
Subject: Re: shared hci transport
Date: Wed, 26 Aug 2009 11:03:04 -0700 [thread overview]
Message-ID: <1251309784.2950.95.camel@localhost.localdomain> (raw)
In-Reply-To: <639511.66794.qm@web94914.mail.in2.yahoo.com>
Hi Pavan,
> A lot of recent BT chips intefaced by UART also tend to have another radio [mostly FM] on the same chip sharing the transport interface i.e the UART. [bcm4325 for example has bt, fm and wlan].
>
> I just wanted to know, from the user-space the hci0 socket interface allows me to concurrently use the uart from several applications, but
> is there a way in kernel to do the same ?
>
> [say hci_h4 is also used by the fm core to understand some vendor specific commands ?]
> or in an usb case - the fm has int endpoint for control data of fm [+ hci-event/cmd packets] and bulk for rds[+ acl] [assuming the audio data path - is isolated from all these ...]
this all depends on the actual transports. I would need the
specifications to tell you more on the right way to deal with it.
Regards
Marcel
next prev parent reply other threads:[~2009-08-26 18:03 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-26 11:36 shared hci transport Pavan Savoy
2009-08-26 18:03 ` Marcel Holtmann [this message]
2009-08-27 5:55 ` Pavan Savoy
2009-08-27 19:29 ` Marcel Holtmann
2009-08-28 5:27 ` Pavan Savoy
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