drivers/staging/imx-drm/imx-drm.h

   1 #ifndef _IMX_DRM_H_
   2 #define _IMX_DRM_H_
   3
   4 #include <linux/videodev2.h>
   5
   6 #define IPU_PIX_FMT_GBR24       v4l2_fourcc('G', 'B', 'R', '3')
   7
   8 struct drm_crtc;
   9 struct drm_connector;
  10 struct drm_device;
  11 struct drm_encoder;
  12 struct imx_drm_crtc;
  13 struct drm_fbdev_cma;
  14 struct drm_framebuffer;
  15 struct platform_device;
  16
  17 int imx_drm_crtc_id(struct imx_drm_crtc *crtc);
  18
  19 struct imx_drm_crtc_helper_funcs {
  20         int (*enable_vblank)(struct drm_crtc *crtc);
  21         void (*disable_vblank)(struct drm_crtc *crtc);
  22         int (*set_interface_pix_fmt)(struct drm_crtc *crtc, u32 encoder_type,
  23                         u32 pix_fmt, int hsync_pin, int vsync_pin);
  24         const struct drm_crtc_helper_funcs *crtc_helper_funcs;
  25         const struct drm_crtc_funcs *crtc_funcs;
  26 };
  27
  28 int imx_drm_add_crtc(struct drm_crtc *crtc,
  29                 struct imx_drm_crtc **new_crtc,
  30                 const struct imx_drm_crtc_helper_funcs *imx_helper_funcs,
  31                 struct module *owner, void *cookie, int id);
  32 int imx_drm_remove_crtc(struct imx_drm_crtc *);
  33 int imx_drm_init_drm(struct platform_device *pdev,
  34                 int preferred_bpp);
  35 int imx_drm_exit_drm(void);
  36
  37 int imx_drm_crtc_vblank_get(struct imx_drm_crtc *imx_drm_crtc);
  38 void imx_drm_crtc_vblank_put(struct imx_drm_crtc *imx_drm_crtc);
  39 void imx_drm_handle_vblank(struct imx_drm_crtc *imx_drm_crtc);
  40
  41 struct imx_drm_encoder;
  42 int imx_drm_add_encoder(struct drm_encoder *encoder,
  43                 struct imx_drm_encoder **new_enc,
  44                 struct module *owner);
  45 int imx_drm_remove_encoder(struct imx_drm_encoder *);
  46
  47 struct imx_drm_connector;
  48 int imx_drm_add_connector(struct drm_connector *connector,
  49                 struct imx_drm_connector **new_con,
  50                 struct module *owner);
  51 int imx_drm_remove_connector(struct imx_drm_connector *);
  52
  53 void imx_drm_mode_config_init(struct drm_device *drm);
  54
  55 struct drm_gem_cma_object *imx_drm_fb_get_obj(struct drm_framebuffer *fb);
  56
  57 struct drm_device *imx_drm_device_get(void);
  58 void imx_drm_device_put(void);
  59 int imx_drm_crtc_panel_format_pins(struct drm_crtc *crtc, u32 encoder_type,
  60                 u32 interface_pix_fmt, int hsync_pin, int vsync_pin);
  61 int imx_drm_crtc_panel_format(struct drm_crtc *crtc, u32 encoder_type,
  62                 u32 interface_pix_fmt);
  63 void imx_drm_fb_helper_set(struct drm_fbdev_cma *fbdev_helper);
  64
  65 struct device_node;
  66
  67 int imx_drm_encoder_get_mux_id(struct imx_drm_encoder *imx_drm_encoder,
  68                 struct drm_crtc *crtc);
  69 int imx_drm_encoder_add_possible_crtcs(struct imx_drm_encoder *imx_drm_encoder,
  70                 struct device_node *np);
  71
  72 #endif /* _IMX_DRM_H_ */