fbdev: sh_mobile_lcdc: Implement overlays support
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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What: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_alpha
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Date: May 2012
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Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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Description:
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This file is only available on fb[0-9] devices corresponding
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to overlay planes.
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Stores the alpha blending value for the overlay. Values range
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from 0 (transparent) to 255 (opaque). The value is ignored if
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the mode is not set to Alpha Blending.
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What: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_mode
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Date: May 2012
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Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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Description:
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This file is only available on fb[0-9] devices corresponding
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to overlay planes.
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Selects the composition mode for the overlay. Possible values
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are
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0 - Alpha Blending
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1 - ROP3
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What: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_position
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Date: May 2012
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Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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Description:
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This file is only available on fb[0-9] devices corresponding
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to overlay planes.
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Stores the x,y overlay position on the display in pixels. The
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position format is `[0-9]+,[0-9]+'.
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What: /sys/devices/platform/sh_mobile_lcdc_fb.[0-3]/graphics/fb[0-9]/ovl_rop3
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Date: May 2012
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Contact: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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Description:
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This file is only available on fb[0-9] devices corresponding
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to overlay planes.
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Stores the raster operation (ROP3) for the overlay. Values
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range from 0 to 255. The value is ignored if the mode is not
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set to ROP3.
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File diff suppressed because it is too large
Load Diff
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@ -166,6 +166,12 @@ struct sh_mobile_lcdc_bl_info {
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int (*get_brightness)(void);
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int (*get_brightness)(void);
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};
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};
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struct sh_mobile_lcdc_overlay_cfg {
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int fourcc;
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unsigned int max_xres;
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unsigned int max_yres;
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};
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struct sh_mobile_lcdc_chan_cfg {
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struct sh_mobile_lcdc_chan_cfg {
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int chan;
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int chan;
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int fourcc;
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int fourcc;
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@ -186,6 +192,7 @@ struct sh_mobile_lcdc_chan_cfg {
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struct sh_mobile_lcdc_info {
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struct sh_mobile_lcdc_info {
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int clock_source;
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int clock_source;
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struct sh_mobile_lcdc_chan_cfg ch[2];
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struct sh_mobile_lcdc_chan_cfg ch[2];
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struct sh_mobile_lcdc_overlay_cfg overlays[4];
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struct sh_mobile_meram_info *meram_dev;
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struct sh_mobile_meram_info *meram_dev;
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};
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};
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