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The display frontend is an hardware block that can be used to implement some more advanced features like hardware scaling or colorspace conversions. It can also be used to implement the output format of the VPU. Let's create a minimal driver for it that will only enable the hardware scaling features. Reviewed-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Link: https://patchwork.freedesktop.org/patch/msgid/029cdc3478bf89d422f5e8d9e600baf5e48ce4db.1516613040.git-series.maxime.ripard@free-electrons.com
27 lines
652 B
C
27 lines
652 B
C
/*
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* Copyright (C) 2015 Free Electrons
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* Copyright (C) 2015 NextThing Co
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*
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* Maxime Ripard <maxime.ripard@free-electrons.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*/
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#ifndef _SUN4I_DRV_H_
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#define _SUN4I_DRV_H_
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#include <linux/clk.h>
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#include <linux/list.h>
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#include <linux/regmap.h>
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struct sun4i_drv {
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struct list_head engine_list;
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struct list_head frontend_list;
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struct list_head tcon_list;
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};
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#endif /* _SUN4I_DRV_H_ */
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