Merge tag 'linux-kselftest-4.18-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel...
[sfrench/cifs-2.6.git] / drivers / gpu / drm / zte / zx_vou.h
1 /*
2  * Copyright 2016 Linaro Ltd.
3  * Copyright 2016 ZTE Corporation.
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License version 2 as
7  * published by the Free Software Foundation.
8  *
9  */
10
11 #ifndef __ZX_VOU_H__
12 #define __ZX_VOU_H__
13
14 #define VOU_CRTC_MASK           0x3
15
16 /* VOU output interfaces */
17 enum vou_inf_id {
18         VOU_HDMI        = 0,
19         VOU_RGB_LCD     = 1,
20         VOU_TV_ENC      = 2,
21         VOU_MIPI_DSI    = 3,
22         VOU_LVDS        = 4,
23         VOU_VGA         = 5,
24 };
25
26 enum vou_inf_hdmi_audio {
27         VOU_HDMI_AUD_SPDIF      = BIT(0),
28         VOU_HDMI_AUD_I2S        = BIT(1),
29         VOU_HDMI_AUD_DSD        = BIT(2),
30         VOU_HDMI_AUD_HBR        = BIT(3),
31         VOU_HDMI_AUD_PARALLEL   = BIT(4),
32 };
33
34 void vou_inf_hdmi_audio_sel(struct drm_crtc *crtc,
35                             enum vou_inf_hdmi_audio aud);
36 void vou_inf_enable(enum vou_inf_id id, struct drm_crtc *crtc);
37 void vou_inf_disable(enum vou_inf_id id, struct drm_crtc *crtc);
38
39 enum vou_div_id {
40         VOU_DIV_VGA,
41         VOU_DIV_PIC,
42         VOU_DIV_TVENC,
43         VOU_DIV_HDMI_PNX,
44         VOU_DIV_HDMI,
45         VOU_DIV_INF,
46         VOU_DIV_LAYER,
47 };
48
49 enum vou_div_val {
50         VOU_DIV_1 = 0,
51         VOU_DIV_2 = 1,
52         VOU_DIV_4 = 3,
53         VOU_DIV_8 = 7,
54 };
55
56 struct vou_div_config {
57         enum vou_div_id id;
58         enum vou_div_val val;
59 };
60
61 void zx_vou_config_dividers(struct drm_crtc *crtc,
62                             struct vou_div_config *configs, int num);
63
64 void zx_vou_layer_enable(struct drm_plane *plane);
65 void zx_vou_layer_disable(struct drm_plane *plane,
66                           struct drm_plane_state *old_state);
67
68 #endif /* __ZX_VOU_H__ */