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Merge tag 'linux-watchdog-6.14-rc1' of git://www.linux-watchdog.org/linux-watchdog
[linux.git] / drivers / gpu / drm / sun4i / sun8i_csc.h
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Copyright (C) Jernej Skrabec <[email protected]>
4  */
5
6 #ifndef _SUN8I_CSC_H_
7 #define _SUN8I_CSC_H_
8
9 #include <drm/drm_color_mgmt.h>
10
11 struct sun8i_mixer;
12
13 /* VI channel CSC units offsets */
14 #define CCSC00_OFFSET 0xAA050
15 #define CCSC01_OFFSET 0xFA050
16 #define CCSC01_D1_OFFSET 0xFA000
17 #define CCSC10_OFFSET 0xA0000
18 #define CCSC11_OFFSET 0xF0000
19
20 #define SUN8I_CSC_CTRL(base)            ((base) + 0x0)
21 #define SUN8I_CSC_COEFF(base, i)        ((base) + 0x10 + 4 * (i))
22
23 #define SUN8I_CSC_CTRL_EN               BIT(0)
24
25 enum sun8i_csc_mode {
26         SUN8I_CSC_MODE_OFF,
27         SUN8I_CSC_MODE_YUV2RGB,
28         SUN8I_CSC_MODE_YVU2RGB,
29 };
30
31 void sun8i_csc_set_ccsc_coefficients(struct sun8i_mixer *mixer, int layer,
32                                      enum sun8i_csc_mode mode,
33                                      enum drm_color_encoding encoding,
34                                      enum drm_color_range range);
35 void sun8i_csc_enable_ccsc(struct sun8i_mixer *mixer, int layer, bool enable);
36
37 #endif
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