linux-kernel - Re: [PATCH] i2c: qcom-geni: Fix return value for master

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Message-ID: <Yg9qlwvh08tXDqTv@ninjato>
Date:   Fri, 18 Feb 2022 10:44:55 +0100
From:   Wolfram Sang <wsa@...nel.org>
To:     jorcrous@...zon.com
Cc:     linux-arm-msm@...r.kernel.org,
        Akash Asthana <akashast@...eaurora.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Mukesh Savaliya <msavaliy@...eaurora.org>,
        Vinod Koul <vkoul@...nel.org>, linux-i2c@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i2c: qcom-geni: Fix return value for master_xfer

On Wed, Feb 09, 2022 at 09:03:56PM +0000, jorcrous@...zon.com wrote:
> From: Jordan Crouse <jorcrous@...zon.com>
> 
> The master_xfer function is supposed to return the number of messages that
> were processed. Both  geni_i2c_gpi_xfer and geni_i2c_fifo_xfer are
> returning 0 which is being interpeted as a error in the upper layers.
> 
> Fixes: 8133682618cb ("i2c: qcom-geni: Add support for GPI DMA")
> Signed-off-by: Jordan Crouse <jorcrous@...zon.com>

For the record, this patch is not upstream yet and needs to be folded
into the next version of the GPI DMA patch by Vinod.


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