From patchwork Fri Jan 3 08:16:18 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Takashi Iwai X-Patchwork-Id: 11316557 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 CC17C930 for ; Fri, 3 Jan 2020 08:20:47 +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 60D09206DB for ; Fri, 3 Jan 2020 08:20:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="uBLmgeEt" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 60D09206DB 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 8531516FD; Fri, 3 Jan 2020 09:19:55 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz 8531516FD DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1578039645; bh=1VFzdJ/Xk/PoHrMBHSodcYRcYi7NnR0MGa1e5KBFD4k=; h=From:To:Date:In-Reply-To:References:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=uBLmgeEtcO+sFw1+Rj9gNX9/gEE8mJE9ubGNXHHjt7yS15M0ljUdDYXYcv4WRRR9J R7LPCOmDeXRjOZrxjEIADuUa1fkYEENv8NJV5T8Bv8fdIwpvlJJBz9bHbC2JXJEBpb fPp77M+a39b3xswr1lhheRhWZj6Sx1Y66msY1qnM= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 3BD49F80315; Fri, 3 Jan 2020 09:17:38 +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 50F02F80308; Fri, 3 Jan 2020 09:17:34 +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=0.0 required=5.0 tests=RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from mx2.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 A6084F8015E for ; Fri, 3 Jan 2020 09:17:20 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz A6084F8015E X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id 9DE0FB1FF for ; Fri, 3 Jan 2020 08:17:19 +0000 (UTC) From: Takashi Iwai To: alsa-devel@alsa-project.org Date: Fri, 3 Jan 2020 09:16:18 +0100 Message-Id: <20200103081714.9560-3-tiwai@suse.de> X-Mailer: git-send-email 2.16.4 In-Reply-To: <20200103081714.9560-1-tiwai@suse.de> References: <20200103081714.9560-1-tiwai@suse.de> Subject: [alsa-devel] [PATCH 02/58] ALSA: usb: Constify snd_pcm_hardware definitions 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" Most of snd_pcm_hardware definitions are just copied to another object as-is, hence we can define them as const for further optimization. There should be no functional changes by this patch. Signed-off-by: Takashi Iwai --- sound/usb/caiaq/audio.c | 2 +- sound/usb/usx2y/usbusx2yaudio.c | 2 +- sound/usb/usx2y/usx2yhwdeppcm.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c index 72212153cb1f..41993a5c0537 100644 --- a/sound/usb/caiaq/audio.c +++ b/sound/usb/caiaq/audio.c @@ -30,7 +30,7 @@ #define MAKE_CHECKBYTE(cdev,stream,i) \ (stream << 1) | (~(i / (cdev->n_streams * BYTES_PER_SAMPLE_USB)) & 1) -static struct snd_pcm_hardware snd_usb_caiaq_pcm_hardware = { +static const struct snd_pcm_hardware snd_usb_caiaq_pcm_hardware = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER), .formats = SNDRV_PCM_FMTBIT_S24_3BE, diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c index 8ac4ce0e8965..c7dbc0f94efb 100644 --- a/sound/usb/usx2y/usbusx2yaudio.c +++ b/sound/usb/usx2y/usbusx2yaudio.c @@ -838,7 +838,7 @@ static int snd_usX2Y_pcm_prepare(struct snd_pcm_substream *substream) return err; } -static struct snd_pcm_hardware snd_usX2Y_2c = +static const struct snd_pcm_hardware snd_usX2Y_2c = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c index d8d91f2fb799..8253669c6a7d 100644 --- a/sound/usb/usx2y/usx2yhwdeppcm.c +++ b/sound/usb/usx2y/usx2yhwdeppcm.c @@ -528,7 +528,7 @@ static int snd_usX2Y_usbpcm_prepare(struct snd_pcm_substream *substream) return err; } -static struct snd_pcm_hardware snd_usX2Y_4c = +static const struct snd_pcm_hardware snd_usX2Y_4c = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER |