Signed-off-by: Sascha Hauer <[email protected]>
---
drivers/video/imx.c | 26 +++++++++-----------------
1 file changed, 9 insertions(+), 17 deletions(-)
diff --git a/drivers/video/imx.c b/drivers/video/imx.c
index 736e8d0..6e2d8d6 100644
--- a/drivers/video/imx.c
+++ b/drivers/video/imx.c
@@ -158,6 +158,8 @@ struct imxfb_info {
void (*enable)(int enable);
+ unsigned int alpha;
+
struct fb_info overlay;
};
@@ -421,30 +423,20 @@ static struct fb_ops imxfb_overlay_ops = {
.fb_disable = imxfb_overlay_disable_controller,
};
-static int imxfb_alpha_set(struct device_d *dev, struct param_d *param,
- const char *val)
+static int imxfb_alpha_set(struct param_d *param, void *priv)
{
- struct fb_info *overlay = dev->priv;
+ struct fb_info *overlay = priv;
struct imxfb_info *fbi = overlay->priv;
- int alpha;
- char alphastr[16];
unsigned int tmp;
- if (!val)
- return dev_param_set_generic(dev, param, NULL);
-
- alpha = simple_strtoul(val, NULL, 0);
- alpha &= 0xff;
+ if (fbi->alpha > 0xff)
+ fbi->alpha = 0xff;
tmp = readl(fbi->regs + LCDC_LGWCR);
tmp &= ~LGWCR_GWAV(0xff);
- tmp |= LGWCR_GWAV(alpha);
+ tmp |= LGWCR_GWAV(fbi->alpha);
writel(tmp , fbi->regs + LCDC_LGWCR);
- sprintf(alphastr, "%d", alpha);
-
- dev_param_set_generic(dev, param, alphastr);
-
return 0;
}
@@ -508,8 +500,8 @@ static int imxfb_register_overlay(struct imxfb_info *fbi,
void *fb)
return ret;
}
- dev_add_param(&overlay->dev, "alpha", imxfb_alpha_set, NULL, 0);
- dev_set_param(&overlay->dev, "alpha", "0");
+ dev_add_param_int(&overlay->dev, "alpha", imxfb_alpha_set,
+ NULL, &fbi->alpha, "%u", overlay);
return 0;
}
--
1.8.2.rc2
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