From patchwork Fri Apr 25 13:44:55 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Sakamoto X-Patchwork-Id: 4063221 X-Patchwork-Delegate: tiwai@suse.de Return-Path: X-Original-To: patchwork-alsa-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id AF54DBFF02 for ; Fri, 25 Apr 2014 14:16:31 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id D700920268 for ; Fri, 25 Apr 2014 14:16:30 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.kernel.org (Postfix) with ESMTP id 954792016C for ; Fri, 25 Apr 2014 14:16:29 +0000 (UTC) Received: by alsa0.perex.cz (Postfix, from userid 1000) id B06C32656A4; Fri, 25 Apr 2014 16:16:28 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 Received: from alsa0.perex.cz (localhost [IPv6:::1]) by alsa0.perex.cz (Postfix) with ESMTP id 868502654DC; Fri, 25 Apr 2014 16:00:25 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 67F122656B0; Fri, 25 Apr 2014 16:00:24 +0200 (CEST) Received: from smtp310.phy.lolipop.jp (smtp310.phy.lolipop.jp [210.157.22.78]) by alsa0.perex.cz (Postfix) with ESMTP id C64872654DC for ; Fri, 25 Apr 2014 15:46:07 +0200 (CEST) Received: from smtp310.phy.lolipop.lan (HELO smtp310.phy.lolipop.jp) (172.17.1.10) (smtp-auth username m12129643-o-takashi, mechanism plain) by smtp310.phy.lolipop.jp (qpsmtpd/0.82) with ESMTPA; Fri, 25 Apr 2014 22:46:06 +0900 Received: from 127.0.0.1 (127.0.0.1) by smtp310.phy.lolipop.jp (LOLIPOP-Fsecure); Fri, 25 Apr 2014 22:45:31 +0900 (JST) X-Virus-Status: clean(LOLIPOP-Fsecure) From: Takashi Sakamoto To: clemens@ladisch.de, tiwai@suse.de, perex@perex.cz Date: Fri, 25 Apr 2014 22:44:55 +0900 Message-Id: <1398433530-13136-15-git-send-email-o-takashi@sakamocchi.jp> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1398433530-13136-1-git-send-email-o-takashi@sakamocchi.jp> References: <1398433530-13136-1-git-send-email-o-takashi@sakamocchi.jp> Cc: alsa-devel@alsa-project.org, linux1394-devel@lists.sourceforge.net, ffado-devel@lists.sf.net Subject: [alsa-devel] [PATCH 14/49] firewire-lib: Add 'direction' member to 'cmp_connection' structure X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 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: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP This patch adds 'direction' member to 'cmp_connection' structure to indicate the direction of connection. This patch also adds 'direction' argument to cmp_connection_init() function to determine the direction. The cmp_connection_init() function is exported and used in snd-firewire-speakers so this patch also affect it. This patch just add them. Actual implementation will be done by followed patches. Signed-off-by: Takashi Sakamoto --- sound/firewire/cmp.c | 1 + sound/firewire/cmp.h | 7 +++++++ sound/firewire/speakers.c | 2 +- 3 files changed, 9 insertions(+), 1 deletion(-) diff --git a/sound/firewire/cmp.c b/sound/firewire/cmp.c index deb494d..c7f7a31 100644 --- a/sound/firewire/cmp.c +++ b/sound/firewire/cmp.c @@ -94,6 +94,7 @@ static int pcr_modify(struct cmp_connection *c, */ int cmp_connection_init(struct cmp_connection *c, struct fw_unit *unit, + enum cmp_direction direction, unsigned int pcr_index) { __be32 mpr_be; diff --git a/sound/firewire/cmp.h b/sound/firewire/cmp.h index 2320cd4..9b58448 100644 --- a/sound/firewire/cmp.h +++ b/sound/firewire/cmp.h @@ -7,6 +7,11 @@ struct fw_unit; +enum cmp_direction { + CMP_INPUT = 0, + CMP_OUTPUT, +}; + /** * struct cmp_connection - manages an isochronous connection to a device * @speed: the connection's actual speed @@ -26,10 +31,12 @@ struct cmp_connection { __be32 last_pcr_value; unsigned int pcr_index; unsigned int max_speed; + enum cmp_direction direction; }; int cmp_connection_init(struct cmp_connection *connection, struct fw_unit *unit, + enum cmp_direction direction, unsigned int pcr_index); void cmp_connection_destroy(struct cmp_connection *connection); diff --git a/sound/firewire/speakers.c b/sound/firewire/speakers.c index 3427527..1b95494 100644 --- a/sound/firewire/speakers.c +++ b/sound/firewire/speakers.c @@ -673,7 +673,7 @@ static int fwspk_probe(struct fw_unit *unit, fwspk->unit = fw_unit_get(unit); fwspk->device_info = (const struct device_info *)id->driver_data; - err = cmp_connection_init(&fwspk->connection, unit, 0); + err = cmp_connection_init(&fwspk->connection, unit, CMP_INPUT, 0); if (err < 0) goto err_unit;