1 #ifndef _IMX_DRM_H_
2 #define _IMX_DRM_H_
3 
4 struct device_node;
5 struct drm_crtc;
6 struct drm_connector;
7 struct drm_device;
8 struct drm_display_mode;
9 struct drm_encoder;
10 struct drm_fbdev_cma;
11 struct drm_framebuffer;
12 struct imx_drm_crtc;
13 struct platform_device;
14 
15 int imx_drm_crtc_id(struct imx_drm_crtc *crtc);
16 
17 struct imx_drm_crtc_helper_funcs {
18 	int (*enable_vblank)(struct drm_crtc *crtc);
19 	void (*disable_vblank)(struct drm_crtc *crtc);
20 	int (*set_interface_pix_fmt)(struct drm_crtc *crtc,
21 			u32 bus_format, int hsync_pin, int vsync_pin);
22 	const struct drm_crtc_helper_funcs *crtc_helper_funcs;
23 	const struct drm_crtc_funcs *crtc_funcs;
24 };
25 
26 int imx_drm_add_crtc(struct drm_device *drm, struct drm_crtc *crtc,
27 		struct imx_drm_crtc **new_crtc,
28 		const struct imx_drm_crtc_helper_funcs *imx_helper_funcs,
29 		struct device_node *port);
30 int imx_drm_remove_crtc(struct imx_drm_crtc *);
31 int imx_drm_init_drm(struct platform_device *pdev,
32 		int preferred_bpp);
33 int imx_drm_exit_drm(void);
34 
35 int imx_drm_crtc_vblank_get(struct imx_drm_crtc *imx_drm_crtc);
36 void imx_drm_crtc_vblank_put(struct imx_drm_crtc *imx_drm_crtc);
37 void imx_drm_handle_vblank(struct imx_drm_crtc *imx_drm_crtc);
38 
39 void imx_drm_mode_config_init(struct drm_device *drm);
40 
41 struct drm_gem_cma_object *imx_drm_fb_get_obj(struct drm_framebuffer *fb);
42 
43 int imx_drm_set_bus_format_pins(struct drm_encoder *encoder,
44 		u32 bus_format, int hsync_pin, int vsync_pin);
45 int imx_drm_set_bus_format(struct drm_encoder *encoder,
46 		u32 bus_format);
47 
48 int imx_drm_encoder_get_mux_id(struct device_node *node,
49 		struct drm_encoder *encoder);
50 int imx_drm_encoder_parse_of(struct drm_device *drm,
51 	struct drm_encoder *encoder, struct device_node *np);
52 
53 void imx_drm_connector_destroy(struct drm_connector *connector);
54 void imx_drm_encoder_destroy(struct drm_encoder *encoder);
55 
56 #endif /* _IMX_DRM_H_ */
57