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d=suse.de; s=susede2_ed25519; t=1673600230; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=v839hLGgtMy48q9FFiQSTVw/UzxO4DwEmYVeXyFIGgg=; b=LF1nkUZmaF2qHqq2hlQeHmHRZSelFOmru0Qnn3AjGEy0WecL0NvV7aX7by5ke2RgA3CbfP bOd8Ptna0yuTCaCg== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id EF7A31358A; Fri, 13 Jan 2023 08:57:09 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id 8fInNOUcwWOsZAAAMHmgww (envelope-from ); Fri, 13 Jan 2023 08:57:09 +0000 Date: Fri, 13 Jan 2023 09:57:08 +0100 Message-ID: <878ri66cd7.wl-tiwai@suse.de> From: Takashi Iwai To: Takashi Sakamoto Subject: Re: [PATCH 0/6] ALSA: fireface: support knob control event for Fireface 400 In-Reply-To: <20230112120954.500692-1-o-takashi@sakamocchi.jp> References: <20230112120954.500692-1-o-takashi@sakamocchi.jp> User-Agent: Wanderlust/2.15.9 (Almost Unreal) Emacs/27.2 Mule/6.0 MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alsa-devel@alsa-project.org, clemens@ladisch.de Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" On Thu, 12 Jan 2023 13:09:48 +0100, Takashi Sakamoto wrote: > > Hi, > > Fireface 400 uses asynchronous transaction mechanism to deliver event of > hardware knob control as well as received MIDI messages. Current > implementation doesn't distinguish them, thus all arrived messages are > processed for MIDI message. > > This patchset adds the parser to distinguish them, and deliver knob > control event to user space via ALSA hwdep character device. The > implementation works well as long as I tested with the patches for > libhitaki library: > > https://github.com/alsa-project/libhitaki/tree/topic/ff/400-msg > > I note that Fireface 400 transmits no asynchronous transaction when it > is not configured by block write transaction to offset 0x000080100514, > which turn off HOST led from red. > > Takashi Sakamoto (6): > ALSA: fireface: rename callback functions > ALSA: fireface: pick up time stamp for request subaction of asynchronous > transaction > ALSA: fireface: add helper function to parse MIDI messages transmitted by > Fireface 400 > ALSA: fireface: update UAPI for data of knob control > ALSA: fireface: add local framework to message parser > ALSA: fireface: implement message parser for Fireface 400 Applied now to for-next branch. Thanks. Takashi