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Message-ID: <7b9c8a44-d0cd-4689-986c-f16d1239c91b@linaro.org>
Date: Fri, 14 Jun 2024 12:39:42 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
 Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
 Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
 Banajit Goswami <bgoswami@...cinc.com>
Cc: neil.armstrong@...aro.org, linux-arm-msm@...r.kernel.org,
 linux-sound@...r.kernel.org, linux-kernel@...r.kernel.org,
 alsa-devel@...a-project.org
Subject: Re: [PATCH v4 3/3] ASoC: codec: lpass-rx-macro: add support for 2.5
 codec version

On 13/06/2024 13:04, Srinivas Kandagatla wrote:
> 
> 
> On 13/06/2024 12:00, Krzysztof Kozlowski wrote:
>> On 13/06/2024 12:49, Srinivas Kandagatla wrote:
>>> LPASS Codec v2.5 has significant changes in the rx register strides.
>>> Due to this headset playback on SM8550, SM8650, x1e80100 and all SoCs
>>> after SM8450 have only Left working.
>>>
>>> This patch adjusts the registers to accomdate 2.5 changes. With this
>>> fixed now L and R are functional on Headset playback.
>>
>> I was just about to respond, are you sure this is suitable for sm8450? I
>> looked now at registers and sm8450 (which should have codec v2.5) has
>> old style register layout.
>>
> from 2.5 the layout has changed, I have verified it on SM8450, with and 
> without this patch, This fixes the issue one speaker issue.

I tested it now on SM8450 and indeed it fixes missing channel playback
via headphones.

Tested-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

Best regards,
Krzysztof


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