From patchwork Mon Dec 9 09:49:40 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 11279061 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 E979A138D for ; Mon, 9 Dec 2019 10:45:41 +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 7F292207FF for ; Mon, 9 Dec 2019 10:45:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="LTrvcVRB" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7F292207FF 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 BEDC81697; Mon, 9 Dec 2019 11:44:49 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz BEDC81697 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1575888339; bh=6dqJeO5hZ8qQxgfdFsyOyXaLgvSvdPt2EORxigyr5CE=; h=From:To:Date:In-Reply-To:References:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=LTrvcVRBF8/e/YWdwGQ5lIYMxMqC0aQXV4sv+LK6TqG58dBVc0YPbfq1vE7ESes2b dyh2hVn5hWZKBpVk2e1vOQs+0oXYgJj2Q6uDuP+ToOudZZZBvJRHsClonXgR0VBz5S bXZu9/dTU4T8f4p/PpfuTOWBd1Uvz31VF8uKTD7w= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 34DF8F806E8; Mon, 9 Dec 2019 10:52:57 +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 77DC5F803C9; Mon, 9 Dec 2019 10:51:47 +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 95074F802E3 for ; Mon, 9 Dec 2019 10:49:54 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 95074F802E3 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 CA96FB29F for ; Mon, 9 Dec 2019 09:49:49 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Date: Mon, 9 Dec 2019 10:49:40 +0100 Message-Id: <20191209094943.14984-69-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 68/71] ALSA: ua101: 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_free callback became superfluous and got dropped. Signed-off-by: Takashi Iwai --- sound/usb/misc/ua101.c | 23 ++++------------------- 1 file changed, 4 insertions(+), 19 deletions(-) diff --git a/sound/usb/misc/ua101.c b/sound/usb/misc/ua101.c index 566a4a31528a..a7b68447f3ad 100644 --- a/sound/usb/misc/ua101.c +++ b/sound/usb/misc/ua101.c @@ -730,11 +730,7 @@ static int capture_pcm_hw_params(struct snd_pcm_substream *substream, mutex_lock(&ua->mutex); err = start_usb_capture(ua); mutex_unlock(&ua->mutex); - if (err < 0) - return err; - - return snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); + return err; } static int playback_pcm_hw_params(struct snd_pcm_substream *substream, @@ -748,16 +744,7 @@ static int playback_pcm_hw_params(struct snd_pcm_substream *substream, if (err >= 0) err = start_usb_playback(ua); mutex_unlock(&ua->mutex); - if (err < 0) - return err; - - return snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); -} - -static int ua101_pcm_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); + return err; } static int capture_pcm_prepare(struct snd_pcm_substream *substream) @@ -885,7 +872,6 @@ static const struct snd_pcm_ops capture_pcm_ops = { .close = capture_pcm_close, .ioctl = snd_pcm_lib_ioctl, .hw_params = capture_pcm_hw_params, - .hw_free = ua101_pcm_hw_free, .prepare = capture_pcm_prepare, .trigger = capture_pcm_trigger, .pointer = capture_pcm_pointer, @@ -896,7 +882,6 @@ static const struct snd_pcm_ops playback_pcm_ops = { .close = playback_pcm_close, .ioctl = snd_pcm_lib_ioctl, .hw_params = playback_pcm_hw_params, - .hw_free = ua101_pcm_hw_free, .prepare = playback_pcm_prepare, .trigger = playback_pcm_trigger, .pointer = playback_pcm_pointer, @@ -1294,8 +1279,8 @@ static int ua101_probe(struct usb_interface *interface, strcpy(ua->pcm->name, name); snd_pcm_set_ops(ua->pcm, SNDRV_PCM_STREAM_PLAYBACK, &playback_pcm_ops); snd_pcm_set_ops(ua->pcm, SNDRV_PCM_STREAM_CAPTURE, &capture_pcm_ops); - snd_pcm_lib_preallocate_pages_for_all(ua->pcm, SNDRV_DMA_TYPE_VMALLOC, - NULL, 0, 0); + snd_pcm_set_managed_buffer_all(ua->pcm, SNDRV_DMA_TYPE_VMALLOC, + NULL, 0, 0); err = snd_usbmidi_create(card, ua->intf[INTF_MIDI], &ua->midi_list, &midi_quirk);