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-rw-r--r--drivers/video/fbdev/atmel_lcdfb.c1
-rw-r--r--drivers/video/fbdev/clps711x-fb.c2
-rw-r--r--drivers/video/fbdev/core/fb_backlight.c6
-rw-r--r--drivers/video/fbdev/imxfb.c2
-rw-r--r--drivers/video/fbdev/omap/lcd_ams_delta.c2
-rw-r--r--drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c7
-rw-r--r--drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c10
-rw-r--r--drivers/video/fbdev/sh_mobile_lcdcfb.c7
-rw-r--r--drivers/video/fbdev/ssd1307fb.c31
9 files changed, 23 insertions, 45 deletions
diff --git a/drivers/video/fbdev/atmel_lcdfb.c b/drivers/video/fbdev/atmel_lcdfb.c
index 9e391e5eaf9d..5574fb0361ee 100644
--- a/drivers/video/fbdev/atmel_lcdfb.c
+++ b/drivers/video/fbdev/atmel_lcdfb.c
@@ -153,7 +153,6 @@ static void init_backlight(struct atmel_lcdfb_info *sinfo)
sinfo->backlight = bl;
bl->props.power = FB_BLANK_UNBLANK;
- bl->props.fb_blank = FB_BLANK_UNBLANK;
bl->props.brightness = atmel_bl_get_brightness(bl);
}
diff --git a/drivers/video/fbdev/clps711x-fb.c b/drivers/video/fbdev/clps711x-fb.c
index dcfd1fbbc7e1..6171a98a48fd 100644
--- a/drivers/video/fbdev/clps711x-fb.c
+++ b/drivers/video/fbdev/clps711x-fb.c
@@ -197,7 +197,7 @@ static int clps711x_lcd_set_power(struct lcd_device *lcddev, int blank)
return 0;
}
-static struct lcd_ops clps711x_lcd_ops = {
+static const struct lcd_ops clps711x_lcd_ops = {
.check_fb = clps711x_lcd_check_fb,
.get_power = clps711x_lcd_get_power,
.set_power = clps711x_lcd_set_power,
diff --git a/drivers/video/fbdev/core/fb_backlight.c b/drivers/video/fbdev/core/fb_backlight.c
index e2d3b3adc870..6fdaa9f81be9 100644
--- a/drivers/video/fbdev/core/fb_backlight.c
+++ b/drivers/video/fbdev/core/fb_backlight.c
@@ -30,4 +30,10 @@ void fb_bl_default_curve(struct fb_info *fb_info, u8 off, u8 min, u8 max)
mutex_unlock(&fb_info->bl_curve_mutex);
}
EXPORT_SYMBOL_GPL(fb_bl_default_curve);
+
+struct backlight_device *fb_bl_device(struct fb_info *info)
+{
+ return info->bl_dev;
+}
+EXPORT_SYMBOL(fb_bl_device);
#endif
diff --git a/drivers/video/fbdev/imxfb.c b/drivers/video/fbdev/imxfb.c
index a4dbc72f93c3..4ebfe9b9df60 100644
--- a/drivers/video/fbdev/imxfb.c
+++ b/drivers/video/fbdev/imxfb.c
@@ -857,7 +857,7 @@ static int imxfb_lcd_set_power(struct lcd_device *lcddev, int power)
return 0;
}
-static struct lcd_ops imxfb_lcd_ops = {
+static const struct lcd_ops imxfb_lcd_ops = {
.check_fb = imxfb_lcd_check_fb,
.get_contrast = imxfb_lcd_get_contrast,
.set_contrast = imxfb_lcd_set_contrast,
diff --git a/drivers/video/fbdev/omap/lcd_ams_delta.c b/drivers/video/fbdev/omap/lcd_ams_delta.c
index 6f860c814d2c..97e2b71b64d7 100644
--- a/drivers/video/fbdev/omap/lcd_ams_delta.c
+++ b/drivers/video/fbdev/omap/lcd_ams_delta.c
@@ -76,7 +76,7 @@ static int ams_delta_lcd_get_contrast(struct lcd_device *dev)
return ams_delta_lcd & AMS_DELTA_MAX_CONTRAST;
}
-static struct lcd_ops ams_delta_lcd_ops = {
+static const struct lcd_ops ams_delta_lcd_ops = {
.get_power = ams_delta_lcd_get_power,
.set_power = ams_delta_lcd_set_power,
.get_contrast = ams_delta_lcd_get_contrast,
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
index adb8881bac28..274bdf7b3b45 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-dsi-cm.c
@@ -356,11 +356,7 @@ static int dsicm_bl_update_status(struct backlight_device *dev)
static int dsicm_bl_get_intensity(struct backlight_device *dev)
{
- if (dev->props.fb_blank == FB_BLANK_UNBLANK &&
- dev->props.power == FB_BLANK_UNBLANK)
- return dev->props.brightness;
-
- return 0;
+ return backlight_get_brightness(dev);
}
static const struct backlight_ops dsicm_bl_ops = {
@@ -1219,7 +1215,6 @@ static int dsicm_probe(struct platform_device *pdev)
ddata->bldev = bldev;
- bldev->props.fb_blank = FB_BLANK_UNBLANK;
bldev->props.power = FB_BLANK_UNBLANK;
bldev->props.brightness = 255;
diff --git a/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c b/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
index 685c63aa4e03..71d2e015960c 100644
--- a/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
+++ b/drivers/video/fbdev/omap2/omapfb/displays/panel-sony-acx565akm.c
@@ -340,11 +340,7 @@ static int acx565akm_bl_update_status(struct backlight_device *dev)
dev_dbg(&ddata->spi->dev, "%s\n", __func__);
- if (dev->props.fb_blank == FB_BLANK_UNBLANK &&
- dev->props.power == FB_BLANK_UNBLANK)
- level = dev->props.brightness;
- else
- level = 0;
+ level = backlight_get_brightness(dev);
if (ddata->has_bc)
acx565akm_set_brightness(ddata, level);
@@ -363,8 +359,7 @@ static int acx565akm_bl_get_intensity(struct backlight_device *dev)
if (!ddata->has_bc)
return -ENODEV;
- if (dev->props.fb_blank == FB_BLANK_UNBLANK &&
- dev->props.power == FB_BLANK_UNBLANK) {
+ if (!backlight_is_blank(dev)) {
if (ddata->has_bc)
return acx565akm_get_actual_brightness(ddata);
else
@@ -758,7 +753,6 @@ static int acx565akm_probe(struct spi_device *spi)
}
memset(&props, 0, sizeof(props));
- props.fb_blank = FB_BLANK_UNBLANK;
props.power = FB_BLANK_UNBLANK;
props.type = BACKLIGHT_RAW;
diff --git a/drivers/video/fbdev/sh_mobile_lcdcfb.c b/drivers/video/fbdev/sh_mobile_lcdcfb.c
index d35d2cf99998..73c69e39a68d 100644
--- a/drivers/video/fbdev/sh_mobile_lcdcfb.c
+++ b/drivers/video/fbdev/sh_mobile_lcdcfb.c
@@ -2140,17 +2140,10 @@ static int sh_mobile_lcdc_get_brightness(struct backlight_device *bdev)
return ch->bl_brightness;
}
-static int sh_mobile_lcdc_check_fb(struct backlight_device *bdev,
- struct fb_info *info)
-{
- return (info->bl_dev == bdev);
-}
-
static const struct backlight_ops sh_mobile_lcdc_bl_ops = {
.options = BL_CORE_SUSPENDRESUME,
.update_status = sh_mobile_lcdc_update_bl,
.get_brightness = sh_mobile_lcdc_get_brightness,
- .check_fb = sh_mobile_lcdc_check_fb,
};
static struct backlight_device *sh_mobile_lcdc_bl_probe(struct device *parent,
diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c
index 1a4f90ea7d5a..3f30af3c059e 100644
--- a/drivers/video/fbdev/ssd1307fb.c
+++ b/drivers/video/fbdev/ssd1307fb.c
@@ -530,17 +530,10 @@ static int ssd1307fb_get_brightness(struct backlight_device *bdev)
return par->contrast;
}
-static int ssd1307fb_check_fb(struct backlight_device *bdev,
- struct fb_info *info)
-{
- return (info->bl_dev == bdev);
-}
-
static const struct backlight_ops ssd1307fb_bl_ops = {
.options = BL_CORE_SUSPENDRESUME,
.update_status = ssd1307fb_update_bl,
.get_brightness = ssd1307fb_get_brightness,
- .check_fb = ssd1307fb_check_fb,
};
static struct ssd1307fb_deviceinfo ssd1307fb_ssd1305_deviceinfo = {
@@ -594,7 +587,6 @@ static int ssd1307fb_probe(struct i2c_client *client)
{
struct device *dev = &client->dev;
struct backlight_device *bl;
- char bl_name[12];
struct fb_info *info;
struct fb_deferred_io *ssd1307fb_defio;
u32 vmem_size;
@@ -733,31 +725,30 @@ static int ssd1307fb_probe(struct i2c_client *client)
if (ret)
goto regulator_enable_error;
- ret = register_framebuffer(info);
- if (ret) {
- dev_err(dev, "Couldn't register the framebuffer\n");
- goto panel_init_error;
- }
-
- snprintf(bl_name, sizeof(bl_name), "ssd1307fb%d", info->node);
- bl = backlight_device_register(bl_name, dev, par, &ssd1307fb_bl_ops,
+ bl = backlight_device_register("ssd1307fb-bl", dev, par, &ssd1307fb_bl_ops,
NULL);
if (IS_ERR(bl)) {
ret = PTR_ERR(bl);
dev_err(dev, "unable to register backlight device: %d\n", ret);
- goto bl_init_error;
+ goto panel_init_error;
+ }
+ info->bl_dev = bl;
+
+ ret = register_framebuffer(info);
+ if (ret) {
+ dev_err(dev, "Couldn't register the framebuffer\n");
+ goto fb_init_error;
}
bl->props.brightness = par->contrast;
bl->props.max_brightness = MAX_CONTRAST;
- info->bl_dev = bl;
dev_info(dev, "fb%d: %s framebuffer device registered, using %d bytes of video memory\n", info->node, info->fix.id, vmem_size);
return 0;
-bl_init_error:
- unregister_framebuffer(info);
+fb_init_error:
+ backlight_device_unregister(bl);
panel_init_error:
pwm_disable(par->pwm);
pwm_put(par->pwm);
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-08 03:41:09 +0300