From patchwork Mon May 17 13:15:44 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 440240 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 511BAC433B4 for ; Mon, 17 May 2021 13:21:12 +0000 (UTC) Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C82DA611BE for ; Mon, 17 May 2021 13:21:11 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C82DA611BE Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id 51CE61694; Mon, 17 May 2021 15:20:20 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 51CE61694 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1621257670; bh=FJaMe3qxdU6NulZwKfMQjs642Nx/ESW3BZljpfBKu9U=; h=From:To:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=sX98MR1ukSZvjteMBPaNtENOkPWJTBCaZJfhAUc2iF7KgDGTtXRQYW8HvMmFv3j5q R8VNPMwEIuFgGXnM2LkAphgcqk75XWpv7kcddDCsEtKbo0VZe1UM5jL4Ou08T2EbGS CxFttuZ/iYPbJcrUsEuxZ0UDQE/bEdPHKXc9TY/w= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 3D61AF804FD; Mon, 17 May 2021 15:16:26 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 47997F80430; Mon, 17 May 2021 15:16:14 +0200 (CEST) Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 6FFF2F80431 for ; Mon, 17 May 2021 15:15:54 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 6FFF2F80431 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id BF6A4B226 for ; Mon, 17 May 2021 13:15:52 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Subject: [PATCH 10/11] ALSA: usx2y: Cleanup probe and disconnect callbacks Date: Mon, 17 May 2021 15:15:44 +0200 Message-Id: <20210517131545.27252-11-tiwai@suse.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210517131545.27252-1-tiwai@suse.de> References: <20210517131545.27252-1-tiwai@suse.de> MIME-Version: 1.0 X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 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: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Minor code refactoring by merging the superfluous function calls. The functions were split in the past for covering pre-history USB driver code, but this is utterly useless. Signed-off-by: Takashi Iwai --- sound/usb/usx2y/usbusx2y.c | 107 ++++++++++++++----------------------- 1 file changed, 40 insertions(+), 67 deletions(-) diff --git a/sound/usb/usx2y/usbusx2y.c b/sound/usb/usx2y/usbusx2y.c index 09ead00e395e..099bee662af6 100644 --- a/sound/usb/usx2y/usbusx2y.c +++ b/sound/usb/usx2y/usbusx2y.c @@ -148,7 +148,6 @@ MODULE_PARM_DESC(enable, "Enable "NAME_ALLCAPS"."); static int snd_usx2y_card_used[SNDRV_CARDS]; -static void usx2y_usb_disconnect(struct usb_device *usb_device, void *ptr); static void snd_usx2y_card_private_free(struct snd_card *card); static void usx2y_unlinkseq(struct snd_usx2y_async_seq *s); @@ -390,66 +389,6 @@ static int usx2y_create_card(struct usb_device *device, return 0; } -static int usx2y_usb_probe(struct usb_device *device, - struct usb_interface *intf, - const struct usb_device_id *device_id, - struct snd_card **cardp) -{ - int err; - struct snd_card *card; - - *cardp = NULL; - if (le16_to_cpu(device->descriptor.idVendor) != 0x1604 || - (le16_to_cpu(device->descriptor.idProduct) != USB_ID_US122 && - le16_to_cpu(device->descriptor.idProduct) != USB_ID_US224 && - le16_to_cpu(device->descriptor.idProduct) != USB_ID_US428)) - return -EINVAL; - - err = usx2y_create_card(device, intf, &card); - if (err < 0) - return err; - err = usx2y_hwdep_new(card, device); - if (err < 0) - goto error; - err = snd_card_register(card); - if (err < 0) - goto error; - *cardp = card; - return 0; - - error: - snd_card_free(card); - return err; -} - -/* - * new 2.5 USB kernel API - */ -static int snd_usx2y_probe(struct usb_interface *intf, const struct usb_device_id *id) -{ - struct snd_card *card; - int err; - - err = usx2y_usb_probe(interface_to_usbdev(intf), intf, id, &card); - if (err < 0) - return err; - dev_set_drvdata(&intf->dev, card); - return 0; -} - -static void snd_usx2y_disconnect(struct usb_interface *intf) -{ - usx2y_usb_disconnect(interface_to_usbdev(intf), - usb_get_intfdata(intf)); -} - -static struct usb_driver snd_usx2y_usb_driver = { - .name = "snd-usb-usx2y", - .probe = snd_usx2y_probe, - .disconnect = snd_usx2y_disconnect, - .id_table = snd_usx2y_usb_id_table, -}; - static void snd_usx2y_card_private_free(struct snd_card *card) { struct usx2ydev *usx2y = usx2y(card); @@ -463,18 +402,15 @@ static void snd_usx2y_card_private_free(struct snd_card *card) snd_usx2y_card_used[usx2y->card_index] = 0; } -/* - * Frees the device. - */ -static void usx2y_usb_disconnect(struct usb_device *device, void *ptr) +static void snd_usx2y_disconnect(struct usb_interface *intf) { struct snd_card *card; struct usx2ydev *usx2y; struct list_head *p; - if (!ptr) + card = usb_get_intfdata(intf); + if (!card) return; - card = ptr; usx2y = usx2y(card); usx2y->chip_status = USX2Y_STAT_CHIP_HUP; usx2y_unlinkseq(&usx2y->as04); @@ -490,4 +426,41 @@ static void usx2y_usb_disconnect(struct usb_device *device, void *ptr) snd_card_free(card); } +static int snd_usx2y_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + struct usb_device *device = interface_to_usbdev(intf); + struct snd_card *card; + int err; + + if (le16_to_cpu(device->descriptor.idVendor) != 0x1604 || + (le16_to_cpu(device->descriptor.idProduct) != USB_ID_US122 && + le16_to_cpu(device->descriptor.idProduct) != USB_ID_US224 && + le16_to_cpu(device->descriptor.idProduct) != USB_ID_US428)) + return -EINVAL; + + err = usx2y_create_card(device, intf, &card); + if (err < 0) + return err; + err = usx2y_hwdep_new(card, device); + if (err < 0) + goto error; + err = snd_card_register(card); + if (err < 0) + goto error; + + dev_set_drvdata(&intf->dev, card); + return 0; + + error: + snd_card_free(card); + return err; +} + +static struct usb_driver snd_usx2y_usb_driver = { + .name = "snd-usb-usx2y", + .probe = snd_usx2y_probe, + .disconnect = snd_usx2y_disconnect, + .id_table = snd_usx2y_usb_id_table, +}; module_usb_driver(snd_usx2y_usb_driver);