From nobody Fri Dec 19 03:45:40 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 30EECC04FE0 for ; Mon, 14 Aug 2023 11:57:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232752AbjHNL5B (ORCPT ); Mon, 14 Aug 2023 07:57:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37200 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232132AbjHNL43 (ORCPT ); Mon, 14 Aug 2023 07:56:29 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AA73610E5 for ; Mon, 14 Aug 2023 04:56:12 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id A62571F7AB; Mon, 14 Aug 2023 11:55:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1692014145; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=jMyTH+n/x40PlmiWqQalwBgzt2srwvf1AihY+ppT2RY=; b=07lUyFsb5dTl2xHhgSqJ1E+hZf+Jig7MzmZEIyBGcaf2r5F+2q6f73t7WWK0zmMI/mhfSd yD0TmWX2JL2xPZg2/JgHHIyWMY8aJkyZA4zVLrEA+UwrDBOci032N4EEpN3YVMbWv3A0Rq EsUFjhYtimGDGd32a9yk2jSfBwNSO9M= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1692014145; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=jMyTH+n/x40PlmiWqQalwBgzt2srwvf1AihY+ppT2RY=; b=MZRl7f8oMgZvKHP6RqrJ0d6wlOLzHHbC3rqulgZ1s6paIGYioqG8Ki3vq+1NtAGjIgU6jH wkx4SjgsMM5FW3CA== Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 803A5138EE; Mon, 14 Aug 2023 11:55:45 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id KARmHUEW2mRnMAAAMHmgww (envelope-from ); Mon, 14 Aug 2023 11:55:45 +0000 From: Takashi Iwai To: alsa-devel@alsa-project.org Cc: linux-kernel@vger.kernel.org, Takashi Iwai Subject: [PATCH 04/25] ALSA: dummy: Convert to generic PCM copy ops Date: Mon, 14 Aug 2023 13:55:02 +0200 Message-Id: <20230814115523.15279-5-tiwai@suse.de> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20230814115523.15279-1-tiwai@suse.de> References: <20230814115523.15279-1-tiwai@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" This patch converts the dummy driver code to use the new unified PCM copy callback. As dummy driver doesn't do anything in the callback, it's just a simple replacement. Signed-off-by: Takashi Iwai Reviewed-by: Andy Shevchenko --- sound/drivers/dummy.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c index 9c17b49a2ae1..4317677ba24a 100644 --- a/sound/drivers/dummy.c +++ b/sound/drivers/dummy.c @@ -626,14 +626,7 @@ static int alloc_fake_buffer(void) =20 static int dummy_pcm_copy(struct snd_pcm_substream *substream, int channel, unsigned long pos, - void __user *dst, unsigned long bytes) -{ - return 0; /* do nothing */ -} - -static int dummy_pcm_copy_kernel(struct snd_pcm_substream *substream, - int channel, unsigned long pos, - void *dst, unsigned long bytes) + struct iov_iter *iter, unsigned long bytes) { return 0; /* do nothing */ } @@ -667,8 +660,7 @@ static const struct snd_pcm_ops dummy_pcm_ops_no_buf = =3D { .prepare =3D dummy_pcm_prepare, .trigger =3D dummy_pcm_trigger, .pointer =3D dummy_pcm_pointer, - .copy_user =3D dummy_pcm_copy, - .copy_kernel =3D dummy_pcm_copy_kernel, + .copy =3D dummy_pcm_copy, .fill_silence =3D dummy_pcm_silence, .page =3D dummy_pcm_page, }; --=20 2.35.3