From patchwork Mon Dec 9 09:48:36 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 11278903 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 8CB25930 for ; Mon, 9 Dec 2019 09:55:07 +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 2233024684 for ; Mon, 9 Dec 2019 09:55:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="St4dTYfn" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2233024684 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 52AB11674; Mon, 9 Dec 2019 10:54:15 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 52AB11674 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1575885305; bh=UzdeI2o6R+IvywT+4W1Q52keXtNdCVlHom60r/0L/uI=; h=From:To:Date:In-Reply-To:References:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=St4dTYfn2oWa+TqKAHxAO4wSjBpA+GXJWRY3/NlA6ivgsGg7u8J6udGfRbAeCAa7j nlxfiuQ7wnh0PpLHDjUavdGOvGr9zwImraEFNdh2N1nrFX2x+2Hj/KTyHutBS9tjnZ cZitbb2qyYkACmFepiLLeYiFB8VDMQA/ozPqOq4k= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 2BD87F80328; Mon, 9 Dec 2019 10:50:17 +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 4CE33F800C4; Mon, 9 Dec 2019 10:49:59 +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 C2465F800C4 for ; Mon, 9 Dec 2019 10:49:47 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz C2465F800C4 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 7FC34B29D for ; Mon, 9 Dec 2019 09:49:46 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Date: Mon, 9 Dec 2019 10:48:36 +0100 Message-Id: <20191209094943.14984-5-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 04/71] ALSA: aloop: 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 got dropped. Signed-off-by: Takashi Iwai --- sound/drivers/aloop.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/sound/drivers/aloop.c b/sound/drivers/aloop.c index 6bb46423f5ae..104fb738cf48 100644 --- a/sound/drivers/aloop.c +++ b/sound/drivers/aloop.c @@ -905,12 +905,6 @@ static void loopback_runtime_free(struct snd_pcm_runtime *runtime) kfree(dpcm); } -static int loopback_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params)); -} - static int loopback_hw_free(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; @@ -920,7 +914,7 @@ static int loopback_hw_free(struct snd_pcm_substream *substream) mutex_lock(&dpcm->loopback->cable_lock); cable->valid &= ~(1 << substream->stream); mutex_unlock(&dpcm->loopback->cable_lock); - return snd_pcm_lib_free_pages(substream); + return 0; } static unsigned int get_cable_index(struct snd_pcm_substream *substream) @@ -1306,7 +1300,6 @@ static const struct snd_pcm_ops loopback_pcm_ops = { .open = loopback_open, .close = loopback_close, .ioctl = snd_pcm_lib_ioctl, - .hw_params = loopback_hw_params, .hw_free = loopback_hw_free, .prepare = loopback_prepare, .trigger = loopback_trigger, @@ -1325,8 +1318,7 @@ static int loopback_pcm_new(struct loopback *loopback, return err; snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &loopback_pcm_ops); snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &loopback_pcm_ops); - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_VMALLOC, - NULL, 0, 0); + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_VMALLOC, NULL, 0, 0); pcm->private_data = loopback; pcm->info_flags = 0;