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From: Doug Anderson <dianders@chromium.org>
To: Vijaya Krishna Nivarthi <quic_vnivarth@quicinc.com>
Cc: agross@kernel.org, andersson@kernel.org,
	konrad.dybcio@linaro.org, broonie@kernel.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,
	dan.carpenter@linaro.org
Subject: Re: [PATCH 4/4] spi: spi-qcom-qspi: Add DMA_CHAIN_DONE to ALL_IRQS
Date: Tue, 25 Jul 2023 10:58:21 -0700	[thread overview]
Message-ID: <CAD=FV=X+LULPZW7fccz2aMqfrR=fuOvBAb7LN-mGYeppuxAQZw@mail.gmail.com> (raw)
In-Reply-To: <1690285689-30233-5-git-send-email-quic_vnivarth@quicinc.com>

Hi,

On Tue, Jul 25, 2023 at 4:48 AM Vijaya Krishna Nivarthi
<quic_vnivarth@quicinc.com> wrote:
>
> Add latest added DMA_CHAIN_DONE irq to QSPI_ALL_IRQS that encompasses all
> of the qspi IRQs.
>
> Signed-off-by: Vijaya Krishna Nivarthi <quic_vnivarth@quicinc.com>
> ---
>  drivers/spi/spi-qcom-qspi.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

I don't think this really does anything since the interrupts shouldn't
really be "hanging around" when a PIO transfer starts and that's the
only place it's used. I suspect we could actually fully remove that
bit of "Ack any previous interrupts that might be hanging around" code
and everything would be fine.

In any case, I don't have any huge objections, thus:

Reviewed-by: Douglas Anderson <dianders@chromium.org>

  reply	other threads:[~2023-07-25 17:58 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-25 11:48 [PATCH 0/4] spi: spi-qcom-qspi: Follow-up patches to DMA mode support Vijaya Krishna Nivarthi
2023-07-25 11:48 ` [PATCH 1/4] spi: spi-qcom-qspi: Ignore disabled interrupts' status in isr Vijaya Krishna Nivarthi
2023-07-25 17:57   ` Doug Anderson
2023-07-25 11:48 ` [PATCH 2/4] spi: spi-qcom-qspi: Use GFP_ATOMIC flag while allocating for descriptor Vijaya Krishna Nivarthi
2023-07-25 17:58   ` Doug Anderson
2023-07-25 11:48 ` [PATCH 3/4] spi: spi-qcom-qspi: Call dma_wmb() after setting up descriptors Vijaya Krishna Nivarthi
2023-07-25 17:58   ` Doug Anderson
2023-07-25 11:48 ` [PATCH 4/4] spi: spi-qcom-qspi: Add DMA_CHAIN_DONE to ALL_IRQS Vijaya Krishna Nivarthi
2023-07-25 17:58   ` Doug Anderson [this message]
2023-07-25 20:36 ` [PATCH 0/4] spi: spi-qcom-qspi: Follow-up patches to DMA mode support Mark Brown

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