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 * 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 * 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); 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 97 nouveau_backlight_init(struct drm_device *dev) 98 { 99 return 0; 100 } 101 102 static inline void 103 nouveau_backlight_exit(struct drm_device *dev) { 104 } 105 106 static inline void 107 nouveau_backlight_ctor(void) { 108 } 109 110 static inline 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