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fbdev: sh_mobile_lcdc: Implement overlays support 

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Laurent Pinchart 2011-12-12 18:43:16 +01:00
parent d7ad334218
commit c5deac3c9b
3 changed files with 911 additions and 72 deletions
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44
Documentation/ABI/testing/sysfs-devices-platform-sh_mobile_lcdc_fb Normal file
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@ -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.

932
drivers/video/sh_mobile_lcdcfb.c
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File diff suppressed because it is too large Load Diff

7
include/video/sh_mobile_lcdc.h
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@ -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;
};