linux-kernel - Re: [PATCH v3] i2c: i2c-qcom-geni: Parse Error correctly in i2c GSI mode

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Message-ID: <ZfAeZbV0cXGR_Lkn@shikoro>
Date: Tue, 12 Mar 2024 10:20:37 +0100
From: Wolfram Sang <wsa@...nel.org>
To: Andi Shyti <andi.shyti@...nel.org>
Cc: konrad.dybcio@...aro.org, andersson@...nel.org, vkoul@...nel.org,
	linux-arm-msm@...r.kernel.org, dmaengine@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-i2c@...r.kernel.org,
	Mukesh Kumar Savaliya <quic_msavaliy@...cinc.com>,
	quic_vdadhani@...cinc.com
Subject: Re: [PATCH v3] i2c: i2c-qcom-geni: Parse Error correctly in i2c GSI
 mode


> On Fri, 08 Mar 2024 02:25:39 +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 on
> 
> git://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux.git

Because this patch touches a file in the DMA realm, we should have an
ack here from one of the maintainers. So they know and are okay with us
changing something in their area.

$ scripts/get_maintainer.pl -f drivers/dma/qcom/gpi.c
Bjorn Andersson <andersson@...nel.org>
Konrad Dybcio <konrad.dybcio@...aro.org>
Vinod Koul <vkoul@...nel.org>
linux-arm-msm@...r.kernel.org
dmaengine@...r.kernel.org
linux-kernel@...r.kernel.org


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