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 B265FC43616 for ; Wed, 5 May 2021 16:57:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8B3BA613FC for ; Wed, 5 May 2021 16:57:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235953AbhEEQ6g (ORCPT ); Wed, 5 May 2021 12:58:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:58938 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236321AbhEEQtT (ORCPT ); Wed, 5 May 2021 12:49:19 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 676EE61956; Wed, 5 May 2021 16:37:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1620232633; bh=F+pne/Hjxiv7x9JXuhGkN38R9E5g7VxohpNgBfzPr/A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cVBpXRPOcOfFzdkZYIt3SwN5mcc70nIbU2/NSlvya7Pv7KrIesgMMk0TPb2FcnFOO /bC9+hzrFQFmy0UPE4F4bOzeqRXMPV8bR1Rv/1l/6b/ivBJ8oluPMZZryjc/UYMPsx d9mO6/tMfr+4s/bgCZVkY1p9wYIWoYyJd4uwY41mz4jTwjlrgmXy2aXsHo6k18H8X6 LtcTPIuAbvS5Msib2R5+1ZI3KRRrCf9NlsTAilsbxOv5wdFh18W28grMhzMwY/061e y17hQQ7ddyqjG1hGE9mQ7uNZ00AdrejHDps4mledGkIZr+6JNZgm2GVBb+gEBkScN4 +TAKjiudN9xVQ== 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 5.10 17/85] ALSA: bebob: enable to deliver MIDI messages for multiple ports Date: Wed, 5 May 2021 12:35:40 -0400 Message-Id: <20210505163648.3462507-17-sashal@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210505163648.3462507-1-sashal@kernel.org> References: <20210505163648.3462507-1-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