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References: <20201106151411.321743-1-maxime@cerno.tech>
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From:   Chen-Yu Tsai <wens@kernel.org>
Date:   Sat, 7 Nov 2020 00:03:28 +0800
Message-ID: <CAGb2v66N1BF+ReqMwJOUPESvJOwm7w7exuc3T52GULxJHJqKzg@mail.gmail.com>
Subject: Re: [PATCH 0/7] sunxi: Remove the calls to dma_direct_set_offset
To:     Maxime Ripard <maxime@cerno.tech>
Cc:     Daniel Vetter <daniel.vetter@intel.com>,
        David Airlie <airlied@linux.ie>,
        Christoph Hellwig <hch@lst.de>, devel@driverdev.osuosl.org,
        Hans Verkuil <hverkuil@xs4all.nl>,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        Thomas Zimmermann <tzimmermann@suse.de>,
        Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        dri-devel <dri-devel@lists.freedesktop.org>,
        Paul Kocialkowski <paul.kocialkowski@bootlin.com>,
        Yong Deng <yong.deng@magewell.com>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        Robin Murphy <robin.murphy@arm.com>,
        linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
        Linux Media Mailing List <linux-media@vger.kernel.org>
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Hi,

On Fri, Nov 6, 2020 at 11:15 PM Maxime Ripard <maxime@cerno.tech> wrote:
>
> Hi,
>
> Here's an attempt to removing the dma_direct_set_offset calls we have in
> numerous drivers and move all those quirks into a global notifier as suggested
> by Robin.
>
> Let me know what you think,
> Maxime
>
> Maxime Ripard (7):
>   drm/sun4i: backend: Fix probe failure with multiple backends
>   soc: sunxi: Deal with the MBUS DMA offsets in a central place
>   drm/sun4i: backend: Remove the MBUS quirks
>   media: sun4i: Remove the MBUS quirks
>   media: sun6i: Remove the MBUS quirks
>   media: cedrus: Remove the MBUS quirks
>   media: sun8i-di: Remove the call to of_dma_configure

Whole series looks good to me.

Reviewed-by: Chen-Yu Tsai <wens@csie.org>

Now the question remaining is how do we merge this series so that
the notifier gets merged before all the code dealing with the MBUS
quirk gets removed.


>  drivers/gpu/drm/sun4i/sun4i_backend.c         |  13 --
>  .../platform/sunxi/sun4i-csi/sun4i_csi.c      |  27 ----
>  .../platform/sunxi/sun6i-csi/sun6i_csi.c      |  17 ---
>  .../media/platform/sunxi/sun8i-di/sun8i-di.c  |   4 -
>  drivers/soc/sunxi/Kconfig                     |   8 ++
>  drivers/soc/sunxi/Makefile                    |   1 +
>  drivers/soc/sunxi/sunxi_mbus.c                | 132 ++++++++++++++++++
>  drivers/staging/media/sunxi/cedrus/cedrus.c   |   1 -
>  drivers/staging/media/sunxi/cedrus/cedrus.h   |   3 -
>  .../staging/media/sunxi/cedrus/cedrus_hw.c    |  18 ---
>  10 files changed, 141 insertions(+), 83 deletions(-)
>  create mode 100644 drivers/soc/sunxi/sunxi_mbus.c
>
> --
> 2.28.0
>
>
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