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Date:   Tue, 20 Nov 2018 16:45:32 +0100
From:   Maxime Ripard <maxime.ripard@bootlin.com>
To:     Jagan Teki <jagan@amarulasolutions.com>
Cc:     Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
        Sean Paul <sean@poorly.run>, David Airlie <airlied@linux.ie>,
        Rob Herring <robh+dt@kernel.org>, Chen-Yu Tsai <wens@csie.org>,
        Icenowy Zheng <icenowy@aosc.io>,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        Vasily Khoruzhick <anarsoul@gmail.com>,
        Thierry Reding <thierry.reding@gmail.com>,
        Mark Rutland <mark.rutland@arm.com>,
        dri-devel <dri-devel@lists.freedesktop.org>,
        devicetree <devicetree@vger.kernel.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
        Michael Trimarchi <michael@amarulasolutions.com>,
        TL Lim <tllim@pine64.org>, linux-sunxi@googlegroups.com,
        linux-amarula@amarulasolutions.com
Subject: Re: [PATCH v2 03/12] drm/sun4i: sun6i_mipi_dsi: Setup burst mode
 timings
Message-ID: <20181120154532.mykbbrc3homwf2fi@flea>
References: <20181116163916.29621-1-jagan@amarulasolutions.com>
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On Mon, Nov 19, 2018 at 04:30:37PM +0530, Jagan Teki wrote:
> On Mon, Nov 19, 2018 at 2:00 PM Maxime Ripard <maxime.ripard@bootlin.com>=
 wrote:
> >
> > On Fri, Nov 16, 2018 at 10:09:07PM +0530, Jagan Teki wrote:
> > > Burst mode display timings are different from convectional
> > > video mode so update the horizontal and vertical timings.
> > >
> > > Reference code taken from BSP (from linux-sunxi/
> > > drivers/video/sunxi/disp2/disp/de/lowlevel_sun50iw1/de_dsi.c)
> > >
> > > dsi_hsa  =3D 0;
> > > dsi_hbp  =3D 0;
> > > dsi_hact =3D x*dsi_pixel_bits[format]/8;
> > > dsi_hblk =3D dsi_hact;
> > > dsi_hfp  =3D 0;
> > > dsi_vblk =3D 0;
> > >
> > > Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
> >
> > How is that matching the code you have in the rest of your patch?
>=20
> +       if (device->mode_flags & MIPI_DSI_MODE_VIDEO_BURST)
> +               timings.hblk =3D (mode->hdisplay * Bpp);
> +       else
> +               sun6i_dsi_get_timings(dsi, mode, &timings);
>=20
> It's again your request to "keep the couple of function to make more
> readable"

That function in particular doesn't make it much more readable, but
more importantly, your commit log doesn't match what you code does.

Maxime

--=20
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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