diff options
Diffstat (limited to 'include/drm/drm_fb_helper.h')
| -rw-r--r-- | include/drm/drm_fb_helper.h | 44 |
1 files changed, 27 insertions, 17 deletions
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index 8426b9921a03..c1d38d54a112 100644 --- a/include/drm/drm_fb_helper.h +++ b/include/drm/drm_fb_helper.h @@ -70,23 +70,6 @@ struct drm_fb_helper_surface_size { */ struct drm_fb_helper_funcs { /** - * @fb_probe: - * - * Driver callback to allocate and initialize the fbdev info structure. - * Furthermore it also needs to allocate the DRM framebuffer used to - * back the fbdev. - * - * This callback is mandatory. - * - * RETURNS: - * - * The driver should return 0 on success and a negative error code on - * failure. - */ - int (*fb_probe)(struct drm_fb_helper *helper, - struct drm_fb_helper_surface_size *sizes); - - /** * @fb_dirty: * * Driver callback to update the framebuffer memory. If set, fbdev @@ -99,6 +82,33 @@ struct drm_fb_helper_funcs { * 0 on success, or an error code otherwise. */ int (*fb_dirty)(struct drm_fb_helper *helper, struct drm_clip_rect *clip); + + /** + * @fb_restore: + * + * Driver callback to restore internal fbdev state. If set, fbdev + * emulation will invoke this callback after restoring the display + * mode. + * + * Only for i915. Do not use in new code. + * + * TODO: Fix i915 to not require this callback. + */ + void (*fb_restore)(struct drm_fb_helper *helper); + + /** + * @fb_set_suspend: + * + * Driver callback to suspend or resume, if set, fbdev emulation will + * invoke this callback during suspend and resume. Driver should call + * fb_set_suspend() from their implementation. If not set, fbdev + * emulation will invoke fb_set_suspend() directly. + * + * Only for i915. Do not use in new code. + * + * TODO: Fix i915 to not require this callback. + */ + void (*fb_set_suspend)(struct drm_fb_helper *helper, bool suspend); }; /** |