From mboxrd@z Thu Jan  1 00:00:00 1970
From: Clemens Ladisch <clemens@ladisch.de>
Subject: Re: [PATCH 2/3] fireface: add transaction support
Date: Tue, 8 Dec 2015 12:29:07 +0100
Message-ID: <5666BF03.7060102@ladisch.de>
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To: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Cc: tiwai@suse.de, alsa-devel@alsa-project.org, ffado-devel@lists.sf.net
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Takashi Sakamoto wrote:
> On Dec 08 2015 19:22, Clemens Ladisch wrote:
>> Takashi Sakamoto wrote:
>>> +		/* Calculate consume bytes. */
>>> +		consume = calculate_message_bytes(status);
>>> +		if (consume <= 0)
>>> +			return;
>>
>> As far as I can see, sending one of the "undefined" bytes can stop the
>> stream permanently.  Invalid bytes need to be acked to ignore/remove
>> them.
>
> Exactly. We should find better way to handle such messages. Do you have
> any good ideas?

Call snd_rawmidi_transmit_ack(, 1) and continue.


Regards,
Clemens