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- 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.
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