From patchwork Mon Dec 9 09:49:37 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 11279057 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8483E6C1 for ; Mon, 9 Dec 2019 10:44:29 +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 1008A207FF for ; Mon, 9 Dec 2019 10:44:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="QvkeZoQL" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1008A207FF 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 21E3C16F6; Mon, 9 Dec 2019 11:43:37 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 21E3C16F6 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1575888267; bh=p+6nGKyqpMvRJK6qY2Ym/z9pBJU8iDJnkx6SEPU2Kh0=; h=From:To:Date:In-Reply-To:References:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=QvkeZoQLRvG6WVK9WQh+FZtNwHkPToGxluffazqu5vwGLyYKBMC2O5kWVOYTow5Gj E7vAkcKvltgrYRM3yPyeR5lz5+zlAIcjHBo9KcMSbkSCIdDEnI2gIWv+yvFtIEybq5 iRckD7Mo8jYKQxEVHQZ1rx29rZOnbOqdmbI5Escc= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 81368F8067C; Mon, 9 Dec 2019 10:52:55 +0100 (CET) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa1.perex.cz (Postfix, from userid 50401) id 2CC48F803BE; Mon, 9 Dec 2019 10:51:46 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on alsa1.perex.cz X-Spam-Level: * X-Spam-Status: No, score=1.0 required=5.0 tests=SPF_HELO_NONE,SPF_PASS, SURBL_BLOCKED,URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from mx1.suse.de (mx2.suse.de [195.135.220.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 959FCF802E9 for ; Mon, 9 Dec 2019 10:49:54 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 959FCF802E9 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id A12D9B2E5 for ; Mon, 9 Dec 2019 09:49:49 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Date: Mon, 9 Dec 2019 10:49:37 +0100 Message-Id: <20191209094943.14984-66-tiwai@suse.de> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20191209094943.14984-1-tiwai@suse.de> References: <20191209094943.14984-1-tiwai@suse.de> Subject: [alsa-devel] [PATCH 5.6 65/71] ALSA: caiaq: Use managed buffer allocation 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: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Clean up the driver with the new managed buffer allocation API. The hw_params callback became superfluous and dropped. The hw_free callback still remains because of the substream deactivation sync call. Signed-off-by: Takashi Iwai --- sound/usb/caiaq/audio.c | 13 +++---------- 1 file changed, 3 insertions(+), 10 deletions(-) diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c index 970eb0865ba3..8513b120e57e 100644 --- a/sound/usb/caiaq/audio.c +++ b/sound/usb/caiaq/audio.c @@ -167,17 +167,11 @@ static int snd_usb_caiaq_substream_close(struct snd_pcm_substream *substream) return 0; } -static int snd_usb_caiaq_pcm_hw_params(struct snd_pcm_substream *sub, - struct snd_pcm_hw_params *hw_params) -{ - return snd_pcm_lib_malloc_pages(sub, params_buffer_bytes(hw_params)); -} - static int snd_usb_caiaq_pcm_hw_free(struct snd_pcm_substream *sub) { struct snd_usb_caiaqdev *cdev = snd_pcm_substream_chip(sub); deactivate_substream(cdev, sub); - return snd_pcm_lib_free_pages(sub); + return 0; } /* this should probably go upstream */ @@ -328,7 +322,6 @@ static const struct snd_pcm_ops snd_usb_caiaq_ops = { .open = snd_usb_caiaq_substream_open, .close = snd_usb_caiaq_substream_close, .ioctl = snd_pcm_lib_ioctl, - .hw_params = snd_usb_caiaq_pcm_hw_params, .hw_free = snd_usb_caiaq_pcm_hw_free, .prepare = snd_usb_caiaq_pcm_prepare, .trigger = snd_usb_caiaq_pcm_trigger, @@ -841,8 +834,8 @@ int snd_usb_caiaq_audio_init(struct snd_usb_caiaqdev *cdev) &snd_usb_caiaq_ops); snd_pcm_set_ops(cdev->pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_usb_caiaq_ops); - snd_pcm_lib_preallocate_pages_for_all(cdev->pcm, SNDRV_DMA_TYPE_VMALLOC, - NULL, 0, 0); + snd_pcm_set_managed_buffer_all(cdev->pcm, SNDRV_DMA_TYPE_VMALLOC, + NULL, 0, 0); cdev->data_cb_info = kmalloc_array(N_URBS, sizeof(struct snd_usb_caiaq_cb_info),