1c5deac3cSLaurent PinchartWhat: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_alpha 2c5deac3cSLaurent PinchartDate: May 2012 3c5deac3cSLaurent PinchartContact: Laurent Pinchart <laurent.pinchart@ideasonboard.com> 4c5deac3cSLaurent PinchartDescription: 5c5deac3cSLaurent Pinchart This file is only available on fb[0-9] devices corresponding 6c5deac3cSLaurent Pinchart to overlay planes. 7c5deac3cSLaurent Pinchart 8c5deac3cSLaurent Pinchart Stores the alpha blending value for the overlay. Values range 9c5deac3cSLaurent Pinchart from 0 (transparent) to 255 (opaque). The value is ignored if 10c5deac3cSLaurent Pinchart the mode is not set to Alpha Blending. 11c5deac3cSLaurent Pinchart 12c5deac3cSLaurent PinchartWhat: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_mode 13c5deac3cSLaurent PinchartDate: May 2012 14c5deac3cSLaurent PinchartContact: Laurent Pinchart <laurent.pinchart@ideasonboard.com> 15c5deac3cSLaurent PinchartDescription: 16c5deac3cSLaurent Pinchart This file is only available on fb[0-9] devices corresponding 17c5deac3cSLaurent Pinchart to overlay planes. 18c5deac3cSLaurent Pinchart 19c5deac3cSLaurent Pinchart Selects the composition mode for the overlay. Possible values 2034433332SMauro Carvalho Chehab are: 21c5deac3cSLaurent Pinchart 2234433332SMauro Carvalho Chehab - 0 - Alpha Blending 2334433332SMauro Carvalho Chehab - 1 - ROP3 24c5deac3cSLaurent Pinchart 25c5deac3cSLaurent PinchartWhat: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_position 26c5deac3cSLaurent PinchartDate: May 2012 27c5deac3cSLaurent PinchartContact: Laurent Pinchart <laurent.pinchart@ideasonboard.com> 28c5deac3cSLaurent PinchartDescription: 29c5deac3cSLaurent Pinchart This file is only available on fb[0-9] devices corresponding 30c5deac3cSLaurent Pinchart to overlay planes. 31c5deac3cSLaurent Pinchart 32c5deac3cSLaurent Pinchart Stores the x,y overlay position on the display in pixels. The 3334433332SMauro Carvalho Chehab position format is `[0-9]+,[0-9]+`. 34c5deac3cSLaurent Pinchart 35c5deac3cSLaurent PinchartWhat: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_rop3 36c5deac3cSLaurent PinchartDate: May 2012 37c5deac3cSLaurent PinchartContact: Laurent Pinchart <laurent.pinchart@ideasonboard.com> 38c5deac3cSLaurent PinchartDescription: 39c5deac3cSLaurent Pinchart This file is only available on fb[0-9] devices corresponding 40c5deac3cSLaurent Pinchart to overlay planes. 41c5deac3cSLaurent Pinchart 42c5deac3cSLaurent Pinchart Stores the raster operation (ROP3) for the overlay. Values 43c5deac3cSLaurent Pinchart range from 0 to 255. The value is ignored if the mode is not 44c5deac3cSLaurent Pinchart set to ROP3. 45