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The new struct contains afbc-specific data. The new function can be used by drivers which support afbc to complete the preparation of struct drm_afbc_framebuffer. It must be called after allocating the said struct and calling drm_gem_fb_init_with_funcs(). Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com> Reviewed-by: Emil Velikov <emil.velikov@collabora.com> Reviewed-by: James Qian Wang <james.qian.wang@arm.com> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20200311145541.29186-3-andrzej.p@collabora.com
52 lines
1.8 KiB
C
52 lines
1.8 KiB
C
#ifndef __DRM_GEM_FB_HELPER_H__
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#define __DRM_GEM_FB_HELPER_H__
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struct drm_afbc_framebuffer;
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struct drm_device;
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struct drm_fb_helper_surface_size;
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struct drm_file;
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struct drm_framebuffer;
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struct drm_framebuffer_funcs;
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struct drm_gem_object;
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struct drm_mode_fb_cmd2;
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struct drm_plane;
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struct drm_plane_state;
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struct drm_simple_display_pipe;
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#define AFBC_VENDOR_AND_TYPE_MASK GENMASK_ULL(63, 52)
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struct drm_gem_object *drm_gem_fb_get_obj(struct drm_framebuffer *fb,
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unsigned int plane);
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void drm_gem_fb_destroy(struct drm_framebuffer *fb);
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int drm_gem_fb_create_handle(struct drm_framebuffer *fb, struct drm_file *file,
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unsigned int *handle);
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int drm_gem_fb_init_with_funcs(struct drm_device *dev,
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struct drm_framebuffer *fb,
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struct drm_file *file,
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const struct drm_mode_fb_cmd2 *mode_cmd,
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const struct drm_framebuffer_funcs *funcs);
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struct drm_framebuffer *
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drm_gem_fb_create_with_funcs(struct drm_device *dev, struct drm_file *file,
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const struct drm_mode_fb_cmd2 *mode_cmd,
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const struct drm_framebuffer_funcs *funcs);
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struct drm_framebuffer *
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drm_gem_fb_create(struct drm_device *dev, struct drm_file *file,
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const struct drm_mode_fb_cmd2 *mode_cmd);
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struct drm_framebuffer *
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drm_gem_fb_create_with_dirty(struct drm_device *dev, struct drm_file *file,
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const struct drm_mode_fb_cmd2 *mode_cmd);
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#define drm_is_afbc(modifier) \
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(((modifier) & AFBC_VENDOR_AND_TYPE_MASK) == DRM_FORMAT_MOD_ARM_AFBC(0))
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int drm_gem_fb_afbc_init(struct drm_device *dev,
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const struct drm_mode_fb_cmd2 *mode_cmd,
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struct drm_afbc_framebuffer *afbc_fb);
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int drm_gem_fb_prepare_fb(struct drm_plane *plane,
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struct drm_plane_state *state);
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int drm_gem_fb_simple_display_pipe_prepare_fb(struct drm_simple_display_pipe *pipe,
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struct drm_plane_state *plane_state);
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#endif
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