From mboxrd@z Thu Jan 1 00:00:00 1970 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 7F010C07E95 for ; Tue, 13 Jul 2021 14:32:42 +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 A89E8610C7 for ; Tue, 13 Jul 2021 14:32:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A89E8610C7 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 495EC1681; Tue, 13 Jul 2021 16:31:50 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 495EC1681 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1626186760; bh=Sgyr/28/hWi3iqXKf4RMHJdDGR7248SaE8ju4gupa08=; h=From:To:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=e0RV6VHKJ2N6nuDPh+OIwnEveLLwrw9feFPwTVYACN6LgnrbP62N/rvO4PMapo1BE DbUSL1ZUntsj7pfqDnU0nJArYZVvfrSZ6/KapEuI5p05HKjEgMF539csf7Ep4VclPe r+Q7l5X2FKHAar5VoAsVti/NhWKTwDG4tK53x2LI= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 03BF7F804E3; Tue, 13 Jul 2021 16:29:40 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2E33DF80511; Tue, 13 Jul 2021 16:29:23 +0200 (CEST) Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) (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 0016DF804F3 for ; Tue, 13 Jul 2021 16:29:15 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 0016DF804F3 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="ch3Vm+tI"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="NFmxaVA9" Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out1.suse.de (Postfix) with ESMTP id 92A0322855 for ; Tue, 13 Jul 2021 14:29:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1626186555; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=i31mm3UNYG7ksKe/S6D/uXkcvMfW/Lx8iyy2EJ3/ez8=; b=ch3Vm+tIWG6s2EOsEU3fApSEGqL4FIIom+/LWrMn3thpCmhX1JR4xQ96Jk+2XTncdU8Axz z0cAHC8kxQFp4X16O1j1pJRKXGvFZY5s9tSfLZTgHZeyE2MamQvnBjlW+u/fV1VyyCVcyq Su5o0Pg5ORWZDyCX5I6R08VO18d4zJg= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1626186555; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=i31mm3UNYG7ksKe/S6D/uXkcvMfW/Lx8iyy2EJ3/ez8=; b=NFmxaVA9hmdGogbGqslGwAjkfZQScheZuQ071mb5TSLHajA0hWIP0aqVmK4rGPR/GTsUFJ DOeOXOlIGV4MJzAg== Received: from alsa1.nue.suse.com (alsa1.suse.de [10.160.4.42]) by relay2.suse.de (Postfix) with ESMTP id 82276A3B90; Tue, 13 Jul 2021 14:29:15 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Subject: [PATCH 08/51] ALSA: als300: Allocate resources with device-managed APIs Date: Tue, 13 Jul 2021 16:28:14 +0200 Message-Id: <20210713142857.19654-9-tiwai@suse.de> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210713142857.19654-1-tiwai@suse.de> References: <20210713142857.19654-1-tiwai@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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" This patch converts the resource management in PCI als300 driver with devres as a clean up. Each manual resource management is converted with the corresponding devres helper, and the card object release is managed now via card->private_free instead of a lowlevel snd_device. This should give no user-visible functional changes. Signed-off-by: Takashi Iwai --- sound/pci/als300.c | 79 ++++++++++------------------------------------ 1 file changed, 17 insertions(+), 62 deletions(-) diff --git a/sound/pci/als300.c b/sound/pci/als300.c index 668008fc21f7..9c94072572a5 100644 --- a/sound/pci/als300.c +++ b/sound/pci/als300.c @@ -163,21 +163,11 @@ static void snd_als300_set_irq_flag(struct snd_als300 *chip, int cmd) snd_als300_gcr_write(chip->port, MISC_CONTROL, tmp); } -static int snd_als300_free(struct snd_als300 *chip) +static void snd_als300_free(struct snd_card *card) { - snd_als300_set_irq_flag(chip, IRQ_DISABLE); - if (chip->irq >= 0) - free_irq(chip->irq, chip); - pci_release_regions(chip->pci); - pci_disable_device(chip->pci); - kfree(chip); - return 0; -} + struct snd_als300 *chip = card->private_data; -static int snd_als300_dev_free(struct snd_device *device) -{ - struct snd_als300 *chip = device->device_data; - return snd_als300_free(chip); + snd_als300_set_irq_flag(chip, IRQ_DISABLE); } static irqreturn_t snd_als300_interrupt(int irq, void *dev_id) @@ -248,11 +238,6 @@ static irqreturn_t snd_als300plus_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static void snd_als300_remove(struct pci_dev *pci) -{ - snd_card_free(pci_get_drvdata(pci)); -} - static unsigned short snd_als300_ac97_read(struct snd_ac97 *ac97, unsigned short reg) { @@ -610,35 +595,22 @@ static void snd_als300_init(struct snd_als300 *chip) } static int snd_als300_create(struct snd_card *card, - struct pci_dev *pci, int chip_type, - struct snd_als300 **rchip) + struct pci_dev *pci, int chip_type) { - struct snd_als300 *chip; + struct snd_als300 *chip = card->private_data; void *irq_handler; int err; - static const struct snd_device_ops ops = { - .dev_free = snd_als300_dev_free, - }; - *rchip = NULL; - - err = pci_enable_device(pci); + err = pcim_enable_device(pci); if (err < 0) return err; if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(28))) { dev_err(card->dev, "error setting 28bit DMA mask\n"); - pci_disable_device(pci); return -ENXIO; } pci_set_master(pci); - chip = kzalloc(sizeof(*chip), GFP_KERNEL); - if (chip == NULL) { - pci_disable_device(pci); - return -ENOMEM; - } - chip->card = card; chip->pci = pci; chip->irq = -1; @@ -646,11 +618,9 @@ static int snd_als300_create(struct snd_card *card, spin_lock_init(&chip->reg_lock); err = pci_request_regions(pci, "ALS300"); - if (err < 0) { - kfree(chip); - pci_disable_device(pci); + if (err < 0) return err; - } + chip->port = pci_resource_start(pci, 0); if (chip->chip_type == DEVICE_ALS300_PLUS) @@ -658,38 +628,29 @@ static int snd_als300_create(struct snd_card *card, else irq_handler = snd_als300_interrupt; - if (request_irq(pci->irq, irq_handler, IRQF_SHARED, - KBUILD_MODNAME, chip)) { + if (devm_request_irq(&pci->dev, pci->irq, irq_handler, IRQF_SHARED, + KBUILD_MODNAME, chip)) { dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq); - snd_als300_free(chip); return -EBUSY; } chip->irq = pci->irq; card->sync_irq = chip->irq; + card->private_free = snd_als300_free; snd_als300_init(chip); err = snd_als300_ac97(chip); if (err < 0) { dev_err(card->dev, "Could not create ac97\n"); - snd_als300_free(chip); return err; } err = snd_als300_new_pcm(chip); if (err < 0) { dev_err(card->dev, "Could not create PCM\n"); - snd_als300_free(chip); - return err; - } - - err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); - if (err < 0) { - snd_als300_free(chip); return err; } - *rchip = chip; return 0; } @@ -737,20 +698,16 @@ static int snd_als300_probe(struct pci_dev *pci, return -ENOENT; } - err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, - 0, &card); - + err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, + sizeof(*chip), &card); if (err < 0) return err; chip_type = pci_id->driver_data; - err = snd_als300_create(card, pci, chip_type, &chip); - if (err < 0) { - snd_card_free(card); + err = snd_als300_create(card, pci, chip_type); + if (err < 0) return err; - } - card->private_data = chip; strcpy(card->driver, "ALS300"); if (chip->chip_type == DEVICE_ALS300_PLUS) @@ -764,10 +721,9 @@ static int snd_als300_probe(struct pci_dev *pci, card->shortname, chip->port, chip->irq); err = snd_card_register(card); - if (err < 0) { - snd_card_free(card); + if (err < 0) return err; - } + pci_set_drvdata(pci, card); dev++; return 0; @@ -777,7 +733,6 @@ static struct pci_driver als300_driver = { .name = KBUILD_MODNAME, .id_table = snd_als300_ids, .probe = snd_als300_probe, - .remove = snd_als300_remove, .driver = { .pm = SND_ALS300_PM_OPS, }, -- 2.26.2