1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __NOUVEAU_DISPLAY_H__
3 #define __NOUVEAU_DISPLAY_H__
4
5 #include <subdev/mmu.h>
6
7 #include "nouveau_drv.h"
8
9 struct nouveau_framebuffer {
10 struct drm_framebuffer base;
11 struct nouveau_bo *nvbo;
12 struct nvkm_vma vma;
13 u32 r_handle;
14 u32 r_format;
15 u32 r_pitch;
16 struct nvif_object h_base[4];
17 struct nvif_object h_core;
18 };
19
20 static inline struct nouveau_framebuffer *
nouveau_framebuffer(struct drm_framebuffer * fb)21 nouveau_framebuffer(struct drm_framebuffer *fb)
22 {
23 return container_of(fb, struct nouveau_framebuffer, base);
24 }
25
26 int nouveau_framebuffer_new(struct drm_device *,
27 const struct drm_mode_fb_cmd2 *,
28 struct nouveau_bo *, struct nouveau_framebuffer **);
29
30 struct nouveau_page_flip_state {
31 struct list_head head;
32 struct drm_pending_vblank_event *event;
33 struct drm_crtc *crtc;
34 int bpp, pitch;
35 u64 offset;
36 };
37
38 struct nouveau_display {
39 void *priv;
40 void (*dtor)(struct drm_device *);
41 int (*init)(struct drm_device *);
42 void (*fini)(struct drm_device *);
43
44 struct nvif_object disp;
45
46 struct drm_property *dithering_mode;
47 struct drm_property *dithering_depth;
48 struct drm_property *underscan_property;
49 struct drm_property *underscan_hborder_property;
50 struct drm_property *underscan_vborder_property;
51 /* not really hue and saturation: */
52 struct drm_property *vibrant_hue_property;
53 struct drm_property *color_vibrance_property;
54
55 struct drm_atomic_state *suspend;
56 };
57
58 static inline struct nouveau_display *
nouveau_display(struct drm_device * dev)59 nouveau_display(struct drm_device *dev)
60 {
61 return nouveau_drm(dev)->display;
62 }
63
64 int nouveau_display_create(struct drm_device *dev);
65 void nouveau_display_destroy(struct drm_device *dev);
66 int nouveau_display_init(struct drm_device *dev);
67 void nouveau_display_fini(struct drm_device *dev, bool suspend, bool runtime);
68 int nouveau_display_suspend(struct drm_device *dev, bool runtime);
69 void nouveau_display_resume(struct drm_device *dev, bool runtime);
70 int nouveau_display_vblank_enable(struct drm_device *, unsigned int);
71 void nouveau_display_vblank_disable(struct drm_device *, unsigned int);
72 bool nouveau_display_scanoutpos(struct drm_device *, unsigned int,
73 bool, int *, int *, ktime_t *,
74 ktime_t *, const struct drm_display_mode *);
75
76 int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
77 struct drm_pending_vblank_event *event,
78 uint32_t page_flip_flags,
79 struct drm_modeset_acquire_ctx *ctx);
80 int nouveau_finish_page_flip(struct nouveau_channel *,
81 struct nouveau_page_flip_state *);
82
83 int nouveau_display_dumb_create(struct drm_file *, struct drm_device *,
84 struct drm_mode_create_dumb *args);
85 int nouveau_display_dumb_map_offset(struct drm_file *, struct drm_device *,
86 u32 handle, u64 *offset);
87
88 void nouveau_hdmi_mode_set(struct drm_encoder *, struct drm_display_mode *);
89
90 #ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
91 extern int nouveau_backlight_init(struct drm_device *);
92 extern void nouveau_backlight_exit(struct drm_device *);
93 extern void nouveau_backlight_ctor(void);
94 extern void nouveau_backlight_dtor(void);
95 #else
96 static inline int
nouveau_backlight_init(struct drm_device * dev)97 nouveau_backlight_init(struct drm_device *dev)
98 {
99 return 0;
100 }
101
102 static inline void
nouveau_backlight_exit(struct drm_device * dev)103 nouveau_backlight_exit(struct drm_device *dev) {
104 }
105
106 static inline void
nouveau_backlight_ctor(void)107 nouveau_backlight_ctor(void) {
108 }
109
110 static inline void
nouveau_backlight_dtor(void)111 nouveau_backlight_dtor(void) {
112 }
113 #endif
114
115 struct drm_framebuffer *
116 nouveau_user_framebuffer_create(struct drm_device *, struct drm_file *,
117 const struct drm_mode_fb_cmd2 *);
118 #endif
119