forked from Minki/linux
4636ce93d5
Add function drm_fb_cma_get_gem_addr() which return the physical address of framebuffer (1st pixel). This function will usually be called by plane callback (atomic_update). Signed-off-by: Yannick Fertre <yannick.fertre@st.com> Signed-off-by: Eric Anholt <eric@anholt.net> Link: http://patchwork.freedesktop.org/patch/msgid/1492164819-10513-3-git-send-email-yannick.fertre@st.com Reviewed-by: Neil Armstrong <narmstrong@baylibre.com> Reviewed-by: Eric Anholt <eric@anholt.net>
59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
#ifndef __DRM_FB_CMA_HELPER_H__
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#define __DRM_FB_CMA_HELPER_H__
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struct drm_fbdev_cma;
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struct drm_gem_cma_object;
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struct drm_fb_helper_surface_size;
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struct drm_framebuffer_funcs;
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struct drm_fb_helper_funcs;
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struct drm_framebuffer;
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struct drm_fb_helper;
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struct drm_device;
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struct drm_file;
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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_fbdev_cma *drm_fbdev_cma_init_with_funcs(struct drm_device *dev,
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unsigned int preferred_bpp, unsigned int max_conn_count,
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const struct drm_framebuffer_funcs *funcs);
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struct drm_fbdev_cma *drm_fbdev_cma_init(struct drm_device *dev,
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unsigned int preferred_bpp, unsigned int max_conn_count);
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void drm_fbdev_cma_fini(struct drm_fbdev_cma *fbdev_cma);
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void drm_fbdev_cma_restore_mode(struct drm_fbdev_cma *fbdev_cma);
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void drm_fbdev_cma_hotplug_event(struct drm_fbdev_cma *fbdev_cma);
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void drm_fbdev_cma_set_suspend(struct drm_fbdev_cma *fbdev_cma, int state);
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void drm_fbdev_cma_set_suspend_unlocked(struct drm_fbdev_cma *fbdev_cma,
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int state);
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void drm_fb_cma_destroy(struct drm_framebuffer *fb);
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int drm_fb_cma_create_handle(struct drm_framebuffer *fb,
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struct drm_file *file_priv, unsigned int *handle);
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struct drm_framebuffer *drm_fb_cma_create_with_funcs(struct drm_device *dev,
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struct drm_file *file_priv, 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 *drm_fb_cma_create(struct drm_device *dev,
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struct drm_file *file_priv, const struct drm_mode_fb_cmd2 *mode_cmd);
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struct drm_gem_cma_object *drm_fb_cma_get_gem_obj(struct drm_framebuffer *fb,
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unsigned int plane);
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dma_addr_t drm_fb_cma_get_gem_addr(struct drm_framebuffer *fb,
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struct drm_plane_state *state,
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unsigned int plane);
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int drm_fb_cma_prepare_fb(struct drm_plane *plane,
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struct drm_plane_state *state);
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#ifdef CONFIG_DEBUG_FS
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struct seq_file;
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int drm_fb_cma_debugfs_show(struct seq_file *m, void *arg);
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#endif
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#endif
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