From patchwork Tue Jul 13 14:28:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 474734 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 3A969C07E95 for ; Tue, 13 Jul 2021 14:33:16 +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 BB0AF610C7 for ; Tue, 13 Jul 2021 14:33:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BB0AF610C7 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 530B31701; Tue, 13 Jul 2021 16:32:24 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 530B31701 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1626186794; bh=CEUUEMRpKh2q+wEKO3UkqbaUVHguEKirBq7NjDfVM0E=; h=From:To:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=LR7DkuWsWtcFNObsWJdrb+o4cH82HN4tOI5eruRFF1Rq0iUyzRuT7lsYtkORuMduj GTtzmgnAhkl2A6RMWh9fnQd7q8PKraCXRC5wzKkzlMFl0h73A1LJvHsaeMFvt1iqb0 J1wMVQjOoxTNyTFJWA+87ch3n8bNgkwDq115sBew= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 881DCF8054A; Tue, 13 Jul 2021 16:29:43 +0200 (CEST) Received: by alsa1.perex.cz (Postfix, from userid 50401) id 97758F804FB; Tue, 13 Jul 2021 16:29:27 +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 DD404F804E1 for ; Tue, 13 Jul 2021 16:29:11 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz DD404F804E1 Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=suse.de header.i=@suse.de header.b="I5IphAE7"; dkim=permerror (0-bit key) header.d=suse.de header.i=@suse.de header.b="7nKPDUpg" Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out1.suse.de (Postfix) with ESMTP id ACC0D22837 for ; Tue, 13 Jul 2021 14:29:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1626186551; 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=EJDCaxedyEx7rQY8uxQVc9bkBE7FagFDqODBfkzm5cU=; b=I5IphAE77fxUqBXbZxhua0lKknq/Xi4vLW7CC5C+87SFOz3+49XgZGMck7N5fmu5nIQzqt yqi1o4rFwaK3hXXZBoT80jNznE8sR6W/s9anapXQNbIi854Cm3W+aJ//DCcbPQBCQRLKyR +CSM1ND0jcCqKbhmfWWMmh/hrLFevYA= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1626186551; 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=EJDCaxedyEx7rQY8uxQVc9bkBE7FagFDqODBfkzm5cU=; b=7nKPDUpgx6n22H8M7dYCV6RivIlsdap+2+Y57c7Xq9BMwva6/LvXpEaC2G1EXjYYyyA0yL Afk8Nhu+ScDecMBA== Received: from alsa1.nue.suse.com (alsa1.suse.de [10.160.4.42]) by relay2.suse.de (Postfix) with ESMTP id A5B0FA3B88; Tue, 13 Jul 2021 14:29:11 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Subject: [PATCH 04/51] ALSA: atiixp: Allocate resources with device-managed APIs Date: Tue, 13 Jul 2021 16:28:10 +0200 Message-Id: <20210713142857.19654-5-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 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" Like the previous patch, this patch converts the resource allocations with device-managed API calls, so that we can reduce resource-free calls. The atiixp drivers are simpler than intel8x0, and even the irq can be allocated with devres. The end result is a good amount of code reduction. Signed-off-by: Takashi Iwai --- sound/pci/atiixp.c | 92 +++++++++------------------------------- sound/pci/atiixp_modem.c | 92 +++++++++------------------------------- 2 files changed, 40 insertions(+), 144 deletions(-) diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c index 5f8aa35c4bea..b8e035d5930d 100644 --- a/sound/pci/atiixp.c +++ b/sound/pci/atiixp.c @@ -1530,87 +1530,44 @@ static void snd_atiixp_proc_init(struct atiixp *chip) * destructor */ -static int snd_atiixp_free(struct atiixp *chip) +static void snd_atiixp_free(struct snd_card *card) { - if (chip->irq < 0) - goto __hw_end; - snd_atiixp_chip_stop(chip); - - __hw_end: - if (chip->irq >= 0) - free_irq(chip->irq, chip); - iounmap(chip->remap_addr); - pci_release_regions(chip->pci); - pci_disable_device(chip->pci); - kfree(chip); - return 0; -} - -static int snd_atiixp_dev_free(struct snd_device *device) -{ - struct atiixp *chip = device->device_data; - return snd_atiixp_free(chip); + snd_atiixp_chip_stop(card->private_data); } /* * constructor for chip instance */ -static int snd_atiixp_create(struct snd_card *card, - struct pci_dev *pci, - struct atiixp **r_chip) +static int snd_atiixp_init(struct snd_card *card, struct pci_dev *pci) { - static const struct snd_device_ops ops = { - .dev_free = snd_atiixp_dev_free, - }; - struct atiixp *chip; + struct atiixp *chip = card->private_data; int err; - err = pci_enable_device(pci); + err = pcim_enable_device(pci); if (err < 0) return err; - chip = kzalloc(sizeof(*chip), GFP_KERNEL); - if (chip == NULL) { - pci_disable_device(pci); - return -ENOMEM; - } - spin_lock_init(&chip->reg_lock); mutex_init(&chip->open_mutex); chip->card = card; chip->pci = pci; chip->irq = -1; - err = pci_request_regions(pci, "ATI IXP AC97"); - if (err < 0) { - pci_disable_device(pci); - kfree(chip); + err = pcim_iomap_regions(pci, 1 << 0, "ATI IXP AC97"); + if (err < 0) return err; - } chip->addr = pci_resource_start(pci, 0); - chip->remap_addr = pci_ioremap_bar(pci, 0); - if (chip->remap_addr == NULL) { - dev_err(card->dev, "AC'97 space ioremap problem\n"); - snd_atiixp_free(chip); - return -EIO; - } + chip->remap_addr = pcim_iomap_table(pci)[0]; - if (request_irq(pci->irq, snd_atiixp_interrupt, IRQF_SHARED, - KBUILD_MODNAME, chip)) { + if (devm_request_irq(&pci->dev, pci->irq, snd_atiixp_interrupt, + IRQF_SHARED, KBUILD_MODNAME, chip)) { dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq); - snd_atiixp_free(chip); return -EBUSY; } chip->irq = pci->irq; card->sync_irq = chip->irq; + card->private_free = snd_atiixp_free; pci_set_master(pci); - err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); - if (err < 0) { - snd_atiixp_free(chip); - return err; - } - - *r_chip = chip; return 0; } @@ -1622,30 +1579,31 @@ static int snd_atiixp_probe(struct pci_dev *pci, struct atiixp *chip; int err; - err = snd_card_new(&pci->dev, index, id, THIS_MODULE, 0, &card); + err = snd_devm_card_new(&pci->dev, index, id, THIS_MODULE, + sizeof(*chip), &card); if (err < 0) return err; + chip = card->private_data; strcpy(card->driver, spdif_aclink ? "ATIIXP" : "ATIIXP-SPDMA"); strcpy(card->shortname, "ATI IXP"); - err = snd_atiixp_create(card, pci, &chip); + err = snd_atiixp_init(card, pci); if (err < 0) - goto __error; - card->private_data = chip; + return err; err = snd_atiixp_aclink_reset(chip); if (err < 0) - goto __error; + return err; chip->spdif_over_aclink = spdif_aclink; err = snd_atiixp_mixer_new(chip, ac97_clock, ac97_quirk); if (err < 0) - goto __error; + return err; err = snd_atiixp_pcm_new(chip); if (err < 0) - goto __error; + return err; snd_atiixp_proc_init(chip); @@ -1659,26 +1617,16 @@ static int snd_atiixp_probe(struct pci_dev *pci, err = snd_card_register(card); if (err < 0) - goto __error; + return err; pci_set_drvdata(pci, card); return 0; - - __error: - snd_card_free(card); - return err; -} - -static void snd_atiixp_remove(struct pci_dev *pci) -{ - snd_card_free(pci_get_drvdata(pci)); } static struct pci_driver atiixp_driver = { .name = KBUILD_MODNAME, .id_table = snd_atiixp_ids, .probe = snd_atiixp_probe, - .remove = snd_atiixp_remove, .driver = { .pm = SND_ATIIXP_PM_OPS, }, diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c index 9739c3a82777..178dce8ef1e9 100644 --- a/sound/pci/atiixp_modem.c +++ b/sound/pci/atiixp_modem.c @@ -1159,87 +1159,44 @@ static void snd_atiixp_proc_init(struct atiixp_modem *chip) * destructor */ -static int snd_atiixp_free(struct atiixp_modem *chip) +static void snd_atiixp_free(struct snd_card *card) { - if (chip->irq < 0) - goto __hw_end; - snd_atiixp_chip_stop(chip); - - __hw_end: - if (chip->irq >= 0) - free_irq(chip->irq, chip); - iounmap(chip->remap_addr); - pci_release_regions(chip->pci); - pci_disable_device(chip->pci); - kfree(chip); - return 0; -} - -static int snd_atiixp_dev_free(struct snd_device *device) -{ - struct atiixp_modem *chip = device->device_data; - return snd_atiixp_free(chip); + snd_atiixp_chip_stop(card->private_data); } /* * constructor for chip instance */ -static int snd_atiixp_create(struct snd_card *card, - struct pci_dev *pci, - struct atiixp_modem **r_chip) +static int snd_atiixp_init(struct snd_card *card, struct pci_dev *pci) { - static const struct snd_device_ops ops = { - .dev_free = snd_atiixp_dev_free, - }; - struct atiixp_modem *chip; + struct atiixp_modem *chip = card->private_data; int err; - err = pci_enable_device(pci); + err = pcim_enable_device(pci); if (err < 0) return err; - chip = kzalloc(sizeof(*chip), GFP_KERNEL); - if (chip == NULL) { - pci_disable_device(pci); - return -ENOMEM; - } - spin_lock_init(&chip->reg_lock); mutex_init(&chip->open_mutex); chip->card = card; chip->pci = pci; chip->irq = -1; - err = pci_request_regions(pci, "ATI IXP MC97"); - if (err < 0) { - kfree(chip); - pci_disable_device(pci); + err = pcim_iomap_regions(pci, 1 << 0, "ATI IXP MC97"); + if (err < 0) return err; - } chip->addr = pci_resource_start(pci, 0); - chip->remap_addr = pci_ioremap_bar(pci, 0); - if (chip->remap_addr == NULL) { - dev_err(card->dev, "AC'97 space ioremap problem\n"); - snd_atiixp_free(chip); - return -EIO; - } + chip->remap_addr = pcim_iomap_table(pci)[0]; - if (request_irq(pci->irq, snd_atiixp_interrupt, IRQF_SHARED, - KBUILD_MODNAME, chip)) { + if (devm_request_irq(&pci->dev, pci->irq, snd_atiixp_interrupt, + IRQF_SHARED, KBUILD_MODNAME, chip)) { dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq); - snd_atiixp_free(chip); return -EBUSY; } chip->irq = pci->irq; card->sync_irq = chip->irq; + card->private_free = snd_atiixp_free; pci_set_master(pci); - err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); - if (err < 0) { - snd_atiixp_free(chip); - return err; - } - - *r_chip = chip; return 0; } @@ -1251,28 +1208,29 @@ static int snd_atiixp_probe(struct pci_dev *pci, struct atiixp_modem *chip; int err; - err = snd_card_new(&pci->dev, index, id, THIS_MODULE, 0, &card); + err = snd_devm_card_new(&pci->dev, index, id, THIS_MODULE, + sizeof(*chip), &card); if (err < 0) return err; + chip = card->private_data; strcpy(card->driver, "ATIIXP-MODEM"); strcpy(card->shortname, "ATI IXP Modem"); - err = snd_atiixp_create(card, pci, &chip); + err = snd_atiixp_init(card, pci); if (err < 0) - goto __error; - card->private_data = chip; + return err; err = snd_atiixp_aclink_reset(chip); if (err < 0) - goto __error; + return err; err = snd_atiixp_mixer_new(chip, ac97_clock); if (err < 0) - goto __error; + return err; err = snd_atiixp_pcm_new(chip); if (err < 0) - goto __error; + return err; snd_atiixp_proc_init(chip); @@ -1283,26 +1241,16 @@ static int snd_atiixp_probe(struct pci_dev *pci, err = snd_card_register(card); if (err < 0) - goto __error; + return err; pci_set_drvdata(pci, card); return 0; - - __error: - snd_card_free(card); - return err; -} - -static void snd_atiixp_remove(struct pci_dev *pci) -{ - snd_card_free(pci_get_drvdata(pci)); } static struct pci_driver atiixp_modem_driver = { .name = KBUILD_MODNAME, .id_table = snd_atiixp_ids, .probe = snd_atiixp_probe, - .remove = snd_atiixp_remove, .driver = { .pm = SND_ATIIXP_PM_OPS, },