Commit c5deac3c authored by Laurent Pinchart's avatar Laurent Pinchart

fbdev: sh_mobile_lcdc: Implement overlays support

Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
parent d7ad3342
What: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_alpha
Date: May 2012
Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Description:
This file is only available on fb[0-9] devices corresponding
to overlay planes.
Stores the alpha blending value for the overlay. Values range
from 0 (transparent) to 255 (opaque). The value is ignored if
the mode is not set to Alpha Blending.
What: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_mode
Date: May 2012
Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Description:
This file is only available on fb[0-9] devices corresponding
to overlay planes.
Selects the composition mode for the overlay. Possible values
are
0 - Alpha Blending
1 - ROP3
What: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_position
Date: May 2012
Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Description:
This file is only available on fb[0-9] devices corresponding
to overlay planes.
Stores the x,y overlay position on the display in pixels. The
position format is `[0-9]+,[0-9]+'.
What: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_rop3
Date: May 2012
Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Description:
This file is only available on fb[0-9] devices corresponding
to overlay planes.
Stores the raster operation (ROP3) for the overlay. Values
range from 0 to 255. The value is ignored if the mode is not
set to ROP3.
This diff is collapsed.
......@@ -166,6 +166,12 @@ struct sh_mobile_lcdc_bl_info {
int (*get_brightness)(void);
};
struct sh_mobile_lcdc_overlay_cfg {
int fourcc;
unsigned int max_xres;
unsigned int max_yres;
};
struct sh_mobile_lcdc_chan_cfg {
int chan;
int fourcc;
......@@ -186,6 +192,7 @@ struct sh_mobile_lcdc_chan_cfg {
struct sh_mobile_lcdc_info {
int clock_source;
struct sh_mobile_lcdc_chan_cfg ch[2];
struct sh_mobile_lcdc_overlay_cfg overlays[4];
struct sh_mobile_meram_info *meram_dev;
};
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment