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Commit 312d9715 authored by Chaithrika U S's avatar Chaithrika U S Committed by Linus Torvalds
Browse files

davinci: fb: add framebuffer blank operation 



Implement frame buffer blank operation feature for DA8xx/OMAP-L1xx driver.

Signed-off-by: default avatarChaithrika U S <chaithrika@ti.com>
Cc: Kevin Hilman <khilman@deeprootsystems.com>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 1d3c6c7b

drivers/video/da8xx-fb.c

+30 −0
Original line number Diff line number Diff line
@@ -702,6 +702,35 @@ static int fb_ioctl(struct fb_info *info, unsigned int cmd, 
	return 0;

}



static int cfb_blank(int blank, struct fb_info *info)

{

	struct da8xx_fb_par *par = info->par;

	int ret = 0;



	if (par->blank == blank)

		return 0;



	par->blank = blank;

	switch (blank) {

	case FB_BLANK_UNBLANK:

		if (par->panel_power_ctrl)

			par->panel_power_ctrl(1);



		lcd_enable_raster();

		break;

	case FB_BLANK_POWERDOWN:

		if (par->panel_power_ctrl)

			par->panel_power_ctrl(0);



		lcd_disable_raster();

		break;

	default:

		ret = -EINVAL;

	}



	return ret;

}



static struct fb_ops da8xx_fb_ops = {

	.owner = THIS_MODULE,

	.fb_check_var = fb_check_var,
@@ -710,6 +739,7 @@ static struct fb_ops da8xx_fb_ops = { 
	.fb_fillrect = cfb_fillrect,

	.fb_copyarea = cfb_copyarea,

	.fb_imageblit = cfb_imageblit,

	.fb_blank = cfb_blank,

};



static int __init fb_probe(struct platform_device *device)