b8d181e408
This patch adds support for a drm overlay plane on DI0 using the DP. In principle, the overlay plane could also be used on DI1, but to switch the overlay plane between display interfaces, the base planes would have to be exchanged transparently while both display interfaces are inactive. Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
#ifndef _IMX_DRM_H_
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#define _IMX_DRM_H_
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#include <linux/videodev2.h>
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#define IPU_PIX_FMT_GBR24 v4l2_fourcc('G', 'B', 'R', '3')
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struct drm_crtc;
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struct drm_connector;
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struct drm_device;
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struct drm_encoder;
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struct imx_drm_crtc;
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struct drm_fbdev_cma;
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struct drm_framebuffer;
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struct platform_device;
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int imx_drm_crtc_id(struct imx_drm_crtc *crtc);
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struct imx_drm_crtc_helper_funcs {
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int (*enable_vblank)(struct drm_crtc *crtc);
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void (*disable_vblank)(struct drm_crtc *crtc);
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int (*set_interface_pix_fmt)(struct drm_crtc *crtc, u32 encoder_type,
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u32 pix_fmt, int hsync_pin, int vsync_pin);
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const struct drm_crtc_helper_funcs *crtc_helper_funcs;
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const struct drm_crtc_funcs *crtc_funcs;
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};
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int imx_drm_add_crtc(struct drm_crtc *crtc,
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struct imx_drm_crtc **new_crtc,
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const struct imx_drm_crtc_helper_funcs *imx_helper_funcs,
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struct module *owner, void *cookie, int id);
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int imx_drm_remove_crtc(struct imx_drm_crtc *);
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int imx_drm_init_drm(struct platform_device *pdev,
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int preferred_bpp);
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int imx_drm_exit_drm(void);
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int imx_drm_crtc_vblank_get(struct imx_drm_crtc *imx_drm_crtc);
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void imx_drm_crtc_vblank_put(struct imx_drm_crtc *imx_drm_crtc);
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void imx_drm_handle_vblank(struct imx_drm_crtc *imx_drm_crtc);
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struct imx_drm_encoder;
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int imx_drm_add_encoder(struct drm_encoder *encoder,
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struct imx_drm_encoder **new_enc,
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struct module *owner);
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int imx_drm_remove_encoder(struct imx_drm_encoder *);
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struct imx_drm_connector;
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int imx_drm_add_connector(struct drm_connector *connector,
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struct imx_drm_connector **new_con,
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struct module *owner);
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int imx_drm_remove_connector(struct imx_drm_connector *);
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void imx_drm_mode_config_init(struct drm_device *drm);
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struct drm_gem_cma_object *imx_drm_fb_get_obj(struct drm_framebuffer *fb);
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struct drm_device *imx_drm_device_get(void);
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void imx_drm_device_put(void);
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int imx_drm_crtc_panel_format_pins(struct drm_crtc *crtc, u32 encoder_type,
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u32 interface_pix_fmt, int hsync_pin, int vsync_pin);
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int imx_drm_crtc_panel_format(struct drm_crtc *crtc, u32 encoder_type,
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u32 interface_pix_fmt);
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void imx_drm_fb_helper_set(struct drm_fbdev_cma *fbdev_helper);
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struct device_node;
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int imx_drm_encoder_get_mux_id(struct imx_drm_encoder *imx_drm_encoder,
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struct drm_crtc *crtc);
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int imx_drm_encoder_add_possible_crtcs(struct imx_drm_encoder *imx_drm_encoder,
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struct device_node *np);
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#endif /* _IMX_DRM_H_ */
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