Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Mon, 31 Aug 2020 14:41:48 +0200
From:   Maxime Ripard <maxime@cerno.tech>
To:     Ondrej Jirman <megous@megous.com>
Cc:     linux-sunxi@googlegroups.com,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        Chen-Yu Tsai <wens@csie.org>, David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        "open list:DRM DRIVERS FOR ALLWINNER A10" 
        <dri-devel@lists.freedesktop.org>,
        "moderated list:ARM/Allwinner sunXi SoC support" 
        <linux-arm-kernel@lists.infradead.org>,
        open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] drm/sun4i: Fix dsi dcs long write function
Message-ID: <20200831124148.wxklchu3bygnumt4@gilmour.lan>
References: <20200828125032.937148-1-megous@megous.com>
MIME-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha256;
        protocol="application/pgp-signature"; boundary="bo4es2ituvyk4gfz"
Content-Disposition: inline
In-Reply-To: <20200828125032.937148-1-megous@megous.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk


--bo4es2ituvyk4gfz
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Fri, Aug 28, 2020 at 02:50:32PM +0200, Ondrej Jirman wrote:
> It's writing too much data. regmap_bulk_write expects number of
> register sized chunks to write, not a byte sized length of the
> bounce buffer. Bounce buffer needs to be padded too, so that
> regmap_bulk_write will not read past the end of the buffer.
>=20
> Fixes: 133add5b5ad4 ("drm/sun4i: Add Allwinner A31 MIPI-DSI controller su=
pport")
> Signed-off-by: Ondrej Jirman <megous@megous.com>
> Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net>

Applied, thanks
Maxime

--bo4es2ituvyk4gfz
Content-Type: application/pgp-signature; name="signature.asc"

-----BEGIN PGP SIGNATURE-----

iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCX0zwDAAKCRDj7w1vZxhR
xUvxAQCi4X8KG2ve/vqvH7ccu9eiejZWW3SS62xXNT3V5YX9AQEAwlCIsdLKx6kC
h9cF4hcGyros+fqCR/D32gijLZl4BAM=
=A4sy
-----END PGP SIGNATURE-----

--bo4es2ituvyk4gfz--