forked from Minki/linux
51cb4b392a
This is a necessary step towards being able to work with the insane locking requirements of the DRM core's vblank routines, and a nice cleanup as a side-effect. This is similar in spirit to the interfaces that Peter Hurley arrived at with his nouveau_event rcu conversion series. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
#ifndef __NOUVEAU_DISPLAY_H__
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#define __NOUVEAU_DISPLAY_H__
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#include <subdev/vm.h>
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#include "nouveau_drm.h"
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struct nouveau_framebuffer {
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struct drm_framebuffer base;
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struct nouveau_bo *nvbo;
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struct nouveau_vma vma;
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u32 r_dma;
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u32 r_format;
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u32 r_pitch;
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};
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static inline struct nouveau_framebuffer *
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nouveau_framebuffer(struct drm_framebuffer *fb)
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{
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return container_of(fb, struct nouveau_framebuffer, base);
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}
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int nouveau_framebuffer_init(struct drm_device *, struct nouveau_framebuffer *,
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struct drm_mode_fb_cmd2 *, struct nouveau_bo *);
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struct nouveau_page_flip_state {
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struct list_head head;
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struct drm_pending_vblank_event *event;
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int crtc, bpp, pitch, x, y;
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u64 offset;
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};
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struct nouveau_display {
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void *priv;
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void (*dtor)(struct drm_device *);
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int (*init)(struct drm_device *);
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void (*fini)(struct drm_device *);
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struct nouveau_eventh **vblank;
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struct drm_property *dithering_mode;
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struct drm_property *dithering_depth;
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struct drm_property *underscan_property;
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struct drm_property *underscan_hborder_property;
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struct drm_property *underscan_vborder_property;
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/* not really hue and saturation: */
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struct drm_property *vibrant_hue_property;
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struct drm_property *color_vibrance_property;
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};
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static inline struct nouveau_display *
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nouveau_display(struct drm_device *dev)
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{
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return nouveau_drm(dev)->display;
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}
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int nouveau_display_create(struct drm_device *dev);
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void nouveau_display_destroy(struct drm_device *dev);
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int nouveau_display_init(struct drm_device *dev);
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void nouveau_display_fini(struct drm_device *dev);
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int nouveau_display_suspend(struct drm_device *dev);
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void nouveau_display_repin(struct drm_device *dev);
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void nouveau_display_resume(struct drm_device *dev);
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int nouveau_display_vblank_enable(struct drm_device *, int);
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void nouveau_display_vblank_disable(struct drm_device *, int);
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int nouveau_crtc_page_flip(struct drm_crtc *crtc, struct drm_framebuffer *fb,
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struct drm_pending_vblank_event *event,
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uint32_t page_flip_flags);
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int nouveau_finish_page_flip(struct nouveau_channel *,
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struct nouveau_page_flip_state *);
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int nouveau_display_dumb_create(struct drm_file *, struct drm_device *,
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struct drm_mode_create_dumb *args);
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int nouveau_display_dumb_map_offset(struct drm_file *, struct drm_device *,
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u32 handle, u64 *offset);
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void nouveau_hdmi_mode_set(struct drm_encoder *, struct drm_display_mode *);
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int nouveau_crtc_set_config(struct drm_mode_set *set);
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#ifdef CONFIG_DRM_NOUVEAU_BACKLIGHT
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extern int nouveau_backlight_init(struct drm_device *);
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extern void nouveau_backlight_exit(struct drm_device *);
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#else
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static inline int
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nouveau_backlight_init(struct drm_device *dev)
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{
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return 0;
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}
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static inline void
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nouveau_backlight_exit(struct drm_device *dev) {
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}
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#endif
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#endif
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