linux-kernel - Re: [PATCH v4] i2c: i2c-qcom-geni: Parse Error correctly in i2c GSI mode

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Message-ID: <c805ff2a-8056-49a8-90b7-814c7a973d72@quicinc.com>
Date: Wed, 3 Apr 2024 12:16:00 +0530
From: Mukesh Kumar Savaliya <quic_msavaliy@...cinc.com>
To: Vinod Koul <vkoul@...nel.org>, Andi Shyti <andi.shyti@...nel.org>
CC: <konrad.dybcio@...aro.org>, <andersson@...nel.org>, <wsa@...nel.org>,
        <linux-arm-msm@...r.kernel.org>, <dmaengine@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-i2c@...r.kernel.org>,
        <quic_vdadhani@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
Subject: Re: [PATCH v4] i2c: i2c-qcom-geni: Parse Error correctly in i2c GSI
 mode

Hi Vinod,

On 3/29/2024 10:15 PM, Vinod Koul wrote:
> On 28-03-24, 08:36, Andi Shyti wrote:
>> Hi
>>
>> On Wed, 13 Mar 2024 10:56:39 +0530, Mukesh Kumar Savaliya wrote:
>>> I2C driver currently reports "DMA txn failed" error even though it's
>>> NACK OR BUS_PROTO OR ARB_LOST. Detect NACK error when no device ACKs
>>> on the bus instead of generic transfer failure which doesn't give any
>>> specific clue.
>>>
>>> Make Changes inside i2c driver callback handler function
>>> i2c_gpi_cb_result() to parse these errors and make sure GSI driver
>>> stores the error status during error interrupt.
>>>
>>> [...]
>>
>> Applied to i2c/i2c-host-next on
>>
>> git://git.kernel.org/pub/scm/linux/kernel/git/local tree
> 
> You applied changes to dmaengine driver without my ack! I dont agree to
> the approach here, we could do better
> 
Could you please suggest changes OR approach related comments ? So i can 
make a new change which can clean the merged code ?  Hope that can 
address the concerns.