[PATCH v2] drm/sun4i: Fix dsi dcs long write function

[Maxime Ripard]

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.
> 
> Fixes: 133add5b5ad4 ("drm/sun4i: Add Allwinner A31 MIPI-DSI controller support")
> Signed-off-by: Ondrej Jirman <megous at megous.com>
> Reviewed-by: Jernej Skrabec <jernej.skrabec at siol.net>

Applied, thanks
Maxime
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