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Date:   Tue, 6 Jun 2023 16:53:39 +0100
From:   Mark Brown <broonie@kernel.org>
To:     Doug Anderson <dianders@chromium.org>
Cc:     Vijaya Krishna Nivarthi <quic_vnivarth@quicinc.com>,
        agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org,
        linux-arm-msm@vger.kernel.org, linux-spi@vger.kernel.org,
        linux-kernel@vger.kernel.org, quic_msavaliy@quicinc.com,
        mka@chromium.org, swboyd@chromium.org, quic_vtanuku@quicinc.com,
        quic_ptalari@quicinc.com
Subject: Re: [PATCH v2 1/2] soc: qcom: geni-se: Add interfaces
 geni_se_tx_init_dma() and geni_se_rx_init_dma()
Message-ID: <9dd8ac78-984e-4588-9a45-0ceb3c51845c@sirena.org.uk>
References: <1684325894-30252-1-git-send-email-quic_vnivarth@quicinc.com>
 <1684325894-30252-2-git-send-email-quic_vnivarth@quicinc.com>
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On Wed, May 17, 2023 at 07:18:17AM -0700, Doug Anderson wrote:
> On Wed, May 17, 2023 at 5:18=E2=80=AFAM Vijaya Krishna Nivarthi

> > The geni_se_xx_dma_prep() interfaces necessarily do DMA mapping before
> > initiating DMA transfers. This is not suitable for spi where framework
> > is expected to handle map/unmap.

> Mark and Bjorn will have to coordinate how they want to land this,
> since normally patch #1 would go through the Qualcomm tree and patch
> #2 through the SPI tree. In any case:

Bjorn?

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