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From:   Daniel Vetter <daniel@ffwll.ch>
Date:   Sat, 21 May 2022 18:07:29 +0200
Message-ID: <CAKMK7uFHyYTnGtP+vCzo2Uan90DW-QZpPFPn5S9bQ5aPiY=qzA@mail.gmail.com>
Subject: Re: [PATCH v2 4/4] drm/bridge: anx7625: Use DPI bus type
To:     Robert Foss <robert.foss@linaro.org>
Cc:     Xin Ji <xji@analogixsemi.com>,
        Neil Armstrong <narmstrong@baylibre.com>,
        David Airlie <airlied@linux.ie>, qwen@analogixsemi.com,
        Jonas Karlman <jonas@kwiboo.se>, linux-kernel@vger.kernel.org,
        dri-devel@lists.freedesktop.org,
        Jernej Skrabec <jernej.skrabec@gmail.com>,
        Andrzej Hajda <andrzej.hajda@intel.com>,
        Chen-Yu Tsai <wenst@chromium.org>, bliang@analogixsemi.com,
        Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
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On Tue, 17 May 2022 at 18:09, Robert Foss <robert.foss@linaro.org> wrote:
>
> On Mon, 25 Apr 2022 at 11:14, Xin Ji <xji@analogixsemi.com> wrote:
> >
> > On Mon, Apr 25, 2022 at 04:24:50PM +0800, Chen-Yu Tsai wrote:
> > > On Fri, Apr 22, 2022 at 10:13 PM Robert Foss <robert.foss@linaro.org> wrote:
> > > >
> > > > On Fri, 22 Apr 2022 at 16:01, Robert Foss <robert.foss@linaro.org> wrote:
> > > > >
> > > > > On Fri, 22 Apr 2022 at 10:49, Xin Ji <xji@analogixsemi.com> wrote:
> > > > > >
> > > > > > As V4L2_FWNODE_BUS_TYPE_PARALLEL not properly descript for DPI
> > > > > > interface, this patch use new defined V4L2_FWNODE_BUS_TYPE_DPI for it.
> > > > > >
> > > > > > Fixes: fd0310b6fe7d ("drm/bridge: anx7625: add MIPI DPI input feature")
> > > > > > Signed-off-by: Xin Ji <xji@analogixsemi.com>
> > > > > > ---
> > > > > >  drivers/gpu/drm/bridge/analogix/anx7625.c | 8 ++++----
> > > > > >  1 file changed, 4 insertions(+), 4 deletions(-)
> > > > > >
> > > > > > diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c
> > > > > > index 376da01243a3..71df977e8f53 100644
> > > > > > --- a/drivers/gpu/drm/bridge/analogix/anx7625.c
> > > > > > +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c
> > > > > > @@ -1623,14 +1623,14 @@ static int anx7625_parse_dt(struct device *dev,
> > > > > >
> > > > > >         anx7625_get_swing_setting(dev, pdata);
> > > > > >
> > > > > > -       pdata->is_dpi = 1; /* default dpi mode */
> > > > > > +       pdata->is_dpi = 0; /* default dsi mode */
> > > > > >         pdata->mipi_host_node = of_graph_get_remote_node(np, 0, 0);
> > > > > >         if (!pdata->mipi_host_node) {
> > > > > >                 DRM_DEV_ERROR(dev, "fail to get internal panel.\n");
> > > > > >                 return -ENODEV;
> > > > > >         }
> > > > > >
> > > > > > -       bus_type = V4L2_FWNODE_BUS_TYPE_PARALLEL;
> > > > > > +       bus_type = 0;
> > > > > >         mipi_lanes = MAX_LANES_SUPPORT;
> > > > > >         ep0 = of_graph_get_endpoint_by_regs(np, 0, 0);
> > > > > >         if (ep0) {
> > > > > > @@ -1640,8 +1640,8 @@ static int anx7625_parse_dt(struct device *dev,
> > > > > >                 mipi_lanes = of_property_count_u32_elems(ep0, "data-lanes");
> > > > > >         }
> > > > > >
> > > > > > -       if (bus_type == V4L2_FWNODE_BUS_TYPE_PARALLEL) /* bus type is Parallel(DSI) */
> > > > > > -               pdata->is_dpi = 0;
> > > > > > +       if (bus_type == V4L2_FWNODE_BUS_TYPE_DPI) /* bus type is DPI */
> > > > > > +               pdata->is_dpi = 1;
> > > > > >
> > > > > >         pdata->mipi_lanes = mipi_lanes;
> > > > > >         if (pdata->mipi_lanes > MAX_LANES_SUPPORT || pdata->mipi_lanes <= 0)
> > > > >
> > > > > Reviewed-by: Robert Foss <robert.foss@linaro.org>
> > > >
> > > > Acked-by: Robert Foss <robert.foss@linaro.org>
> > >
> > > Tested-by: Chen-Yu Tsai <wenst@chromium.org>
> > >
> > > Confirmed this fixes the display on Juniper (Acer Chromebook Spin 311) on
> > > mainline (next-20220422).
> > >
> > > Xin, in the future, please send the whole series to all recipients of
> > > all patches listed by get_maintainers.pl, not just the recipients of
> > > each patch. In the case of this series, they should have been sent
> > > to all of the mailing lists (media, devicetree, dri-devel) so that
> > > everyone has the same, full view of the patches.
> > Hi ChenYu, OK, I'll send to all media, devicetree, dri-devel next time.
> > Thanks,
> > Xin
> > >
> > > ChenYu
>
> Applied 3/4 + 4/4 to drm-misc-next.

This patch doesn't even compile. Can you pls fix this up asap? Also
pls compile-test before pushing ...
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch