We can get buffer count of framebuffer using drm_format_num_planes(), so
keeping exynos_drm_fb_get_buf_cnt() is unnecessary.
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Reviewed-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
        .dirty          = exynos_drm_fb_dirty,
 };
 
-unsigned int exynos_drm_fb_get_buf_cnt(struct drm_framebuffer *fb)
-{
-       struct exynos_drm_fb *exynos_fb;
-
-       exynos_fb = to_exynos_fb(fb);
-
-       return exynos_fb->buf_cnt;
-}
-
 struct drm_framebuffer *
 exynos_drm_framebuffer_init(struct drm_device *dev,
                            struct drm_mode_fb_cmd2 *mode_cmd,
 
 
 void exynos_drm_mode_config_init(struct drm_device *dev);
 
-/* get a buffer count to drm framebuffer. */
-unsigned int exynos_drm_fb_get_buf_cnt(struct drm_framebuffer *fb);
-
 #endif
 
        if (!state->fb)
                return 0;
 
-       nr = exynos_drm_fb_get_buf_cnt(state->fb);
+       nr = drm_format_num_planes(state->fb->pixel_format);
        for (i = 0; i < nr; i++) {
                struct exynos_drm_gem_obj *obj =
                                        exynos_drm_fb_gem_obj(state->fb, i);