From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-19.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50940C433B4 for ; Wed, 5 May 2021 16:32:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1E8BA61439 for ; Wed, 5 May 2021 16:32:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234546AbhEEQdt (ORCPT ); Wed, 5 May 2021 12:33:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:52990 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234271AbhEEQcv (ORCPT ); Wed, 5 May 2021 12:32:51 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id CC013613C9; Wed, 5 May 2021 16:31:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1620232314; bh=F+pne/Hjxiv7x9JXuhGkN38R9E5g7VxohpNgBfzPr/A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kw+gWN4q3csh94eTyOEq/eyvZ0zDdH+YAgii1hX8pdLapaJpsFsfgtOQWQj1XntFx oJ5cpLSK1hmRpg2ijo175tpgji/0phkOB7Ho+CdgzeFXd1EaPiesF4gyVYKYT02PVG bOAUww2D6r4PP6zKOTgvKKc7RQwt+tpHi22GC1uERJRAKG9T4+dZWnSV2kdenYDvTS c+2XcMqtY/NeyJewxWnanJKb5D8tFHktg8NceRxoiJSvgWNyP2EFujwOB7hnoqPquW 0drolbELhzUwNo5hHR2BxHCi0lr5hsBGwsnttOI6jhpN/tv1S1QL1UQzkmq/6rss1Z 61KWWyDid0afQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Takashi Sakamoto , Takashi Iwai , Sasha Levin , alsa-devel@alsa-project.org Subject: [PATCH AUTOSEL 5.12 022/116] ALSA: bebob: enable to deliver MIDI messages for multiple ports Date: Wed, 5 May 2021 12:29:50 -0400 Message-Id: <20210505163125.3460440-22-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210505163125.3460440-1-sashal@kernel.org> References: <20210505163125.3460440-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Takashi Sakamoto [ Upstream commit d2b6f15bc18ac8fbce25398290774c21f5b2cd44 ] Current implementation of bebob driver doesn't correctly handle the case that the device has multiple MIDI ports. The cause is the number of MIDI conformant data channels is passed to AM824 data block processing layer. This commit fixes the bug. Signed-off-by: Takashi Sakamoto Link: https://lore.kernel.org/r/20210321032831.340278-4-o-takashi@sakamocchi.jp Signed-off-by: Takashi Iwai Signed-off-by: Sasha Levin --- sound/firewire/bebob/bebob_stream.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/sound/firewire/bebob/bebob_stream.c b/sound/firewire/bebob/bebob_stream.c index bbae04793c50..c18017e0a3d9 100644 --- a/sound/firewire/bebob/bebob_stream.c +++ b/sound/firewire/bebob/bebob_stream.c @@ -517,20 +517,22 @@ int snd_bebob_stream_init_duplex(struct snd_bebob *bebob) static int keep_resources(struct snd_bebob *bebob, struct amdtp_stream *stream, unsigned int rate, unsigned int index) { - struct snd_bebob_stream_formation *formation; + unsigned int pcm_channels; + unsigned int midi_ports; struct cmp_connection *conn; int err; if (stream == &bebob->tx_stream) { - formation = bebob->tx_stream_formations + index; + pcm_channels = bebob->tx_stream_formations[index].pcm; + midi_ports = bebob->midi_input_ports; conn = &bebob->out_conn; } else { - formation = bebob->rx_stream_formations + index; + pcm_channels = bebob->rx_stream_formations[index].pcm; + midi_ports = bebob->midi_output_ports; conn = &bebob->in_conn; } - err = amdtp_am824_set_parameters(stream, rate, formation->pcm, - formation->midi, false); + err = amdtp_am824_set_parameters(stream, rate, pcm_channels, midi_ports, false); if (err < 0) return err; -- 2.30.2