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| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2011-12-12 18:43:16 +0100 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2012-06-20 10:02:54 +0200 |
| commit | c5deac3c9b2284a64326e8799dfe7416bc619c02 (patch) | |
| tree | 4279b885aba3bfd0554ecc026df5254d3c9c6f4d /Documentation/ABI/testing/sysfs-devices-platform-sh_mobile_lcdc_fb | |
| parent | d7ad33421863308fe7ddf865737d4d83b64e5b81 (diff) | |
| download | blackbird-obmc-linux-c5deac3c9b2284a64326e8799dfe7416bc619c02.tar.gz blackbird-obmc-linux-c5deac3c9b2284a64326e8799dfe7416bc619c02.zip | |
fbdev: sh_mobile_lcdc: Implement overlays support
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-devices-platform-sh_mobile_lcdc_fb')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-devices-platform-sh_mobile_lcdc_fb | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-devices-platform-sh_mobile_lcdc_fb b/Documentation/ABI/testing/sysfs-devices-platform-sh_mobile_lcdc_fb new file mode 100644 index 000000000000..2107082426da --- /dev/null +++ b/Documentation/ABI/testing/sysfs-devices-platform-sh_mobile_lcdc_fb @@ -0,0 +1,44 @@ +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. |
