From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ixit.cz (ixit.cz [84.42.129.46]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2323E4AB3BA; Fri, 25 Sep 2026 14:30:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=84.42.129.46 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790346649; cv=none; b=mks9kwVL8nmtDNRY/VKgwJGJkt45mYEhz/GkXBxOf/Qx4/17Zr3TAeqoMn1DpzBbHylDaPXi+Ko4O+1C5tmguQ4puROtmaIw0o3wJHZ9VdzJlkaOKiRGFuJVH8WTncTHEXyqPcCbz2HijnE3XdLonnlYp/fp4OtqjWB3ORceUJk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790346649; c=relaxed/simple; bh=6Wf6jHCTwL2K2cIr6roRfegbj1Hd6Da0VdPpPXfyWuM=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=GlpojiohAF7eiMs2xjbN5y0FL3pNgZ9o5P+gd3zL1s+d/z7TjEPtWf0LO7aqN/2HuXOctWUCocpYwJoGYgwDEePCDoZR0MFffo63NVLa3Rp5xpZH1KS10BiWBk8s+6mglfar+P45qlHE9NSGHm7Uoi48eezw/UMpp22iYbmfnAE= ARC-Authentication-Results:i=1; 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c=relaxed/relaxed; d=ixit.cz; s=dkim; t=1790346638; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:autocrypt:autocrypt; bh=1I7TVVSAL3yzjHMt4Xk4O9F3G9eiWVAIMs9JyVDBNaU=; b=QW1ATyamLhSpEB1XayiWfW2qLEV2nWM5s430ovQ6kqmy23RtMN4h5DSf8vuri6Q/GA1njr bCIKn7jTsPkEmWvSd+zZ1kAVjUTrtzAc+BRcqHQMwkasoGvufHrOzLQzKSGl+6UqH6u+Sw nJ+7JThly1SGOywhEaqbY5+HhIiKAT8= Message-ID: <75e9fa56-7cf8-46ec-83ca-100170e83f2a@ixit.cz> Date: Fri, 25 Sep 2026 16:30:36 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v4 7/8] slimbus: qcom-ngd-ctrl: Remove data channels on stream disable To: Srinivas Kandagatla , Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , David Rhodes , Richard Fitzgerald , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , David Rhodes , Conor Dooley Cc: linux-sound@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, patches@opensource.cirrus.com, devicetree@vger.kernel.org, phone-devel@vger.kernel.org References: <20260924-pixel3-audio-v4-0-85b5d133aa5e@ixit.cz> <20260924-pixel3-audio-v4-7-85b5d133aa5e@ixit.cz> <781fc756-bde6-4d83-a09c-19d4fd70e588@kernel.org> Content-Language: en-US, cs-CZ From: David Heidelberg Autocrypt: addr=david@ixit.cz; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 25/09/2026 10:09, Srinivas Kandagatla wrote: > On 9/24/26 2:24 PM, David Heidelberg via B4 Relay wrote: >> From: David Heidelberg >> >> qcom_slim_ngd_xfer_msg() silently returns success for every core >> reconfiguration message, so the generic channel removal done by >> slim_stream_disable() never reaches the ADSP SLIMbus master. The >> master therefore keeps the channels of a closed stream. When the next >> stream defines the same channel numbers again, the WCD9340 capture >> completes without any error but records only zeros; removing the >> channels explicitly when the stream is disabled makes it work again. >> >> Implement the disable_stream controller op with the sequence the >> downstream NGD driver sends for channel removal, CHAN_CTRL(REMOVE) >> listing the stream's channels followed by RECONFIG_NOW. Like >> downstream, treat -EREMOTEIO from the removal as success: it means the >> controller is being restarted and the channels are gone anyway. >> >> Based on work done by Casey Tunturi. >> >> Assisted-by: Claude:claude-fable-5-1 >> Signed-off-by: David Heidelberg >> --- > > there is an identical patch on the list, > https://lore.kernel.org/linux-arm-msm/247e4ce7-1ba2-43b8-8a11-ec70f99a4fc1@linaro.org/T/#m3b50aa43a6493f8d3b607b1607b37bf14b199f69 > ...and I see you just merged resent v3 today :) I'll drop this patch from the series then. Thank you David