From: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
The n8x0 panel contains support to call platform backlight functions.
These are not used by any board, and can be removed.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
Signed-off-by: Archit Taneja <archit@xxxxxx>
---
drivers/video/omap2/displays/panel-n8x0.c | 74 -----------------------------
include/video/omap-panel-n8x0.h | 2 -
2 files changed, 76 deletions(-)
diff --git a/drivers/video/omap2/displays/panel-n8x0.c b/drivers/video/omap2/displays/panel-n8x0.c
index dd12947..b750480 100644
--- a/drivers/video/omap2/displays/panel-n8x0.c
+++ b/drivers/video/omap2/displays/panel-n8x0.c
@@ -5,7 +5,6 @@
#include <linux/slab.h>
#include <linux/gpio.h>
#include <linux/spi/spi.h>
-#include <linux/backlight.h>
#include <linux/fb.h>
#include <video/omapdss.h>
@@ -69,7 +68,6 @@ static struct panel_drv_data {
struct omap_dss_device *dssdev;
struct spi_device *spidev;
- struct backlight_device *bldev;
int blizzard_ver;
} s_drv_data;
@@ -424,55 +422,10 @@ static const struct rfbi_timings n8x0_panel_timings = {
.cs_pulse_width = 0,
};
-static int n8x0_bl_update_status(struct backlight_device *dev)
-{
- struct omap_dss_device *dssdev = dev_get_drvdata(&dev->dev);
- struct panel_n8x0_data *bdata = get_board_data(dssdev);
- struct panel_drv_data *ddata = get_drv_data(dssdev);
- int r;
- int level;
-
- mutex_lock(&ddata->lock);
-
- if (dev->props.fb_blank == FB_BLANK_UNBLANK &&
- dev->props.power == FB_BLANK_UNBLANK)
- level = dev->props.brightness;
- else
- level = 0;
-
- dev_dbg(&dssdev->dev, "update brightness to %d\n", level);
-
- if (!bdata->set_backlight)
- r = -EINVAL;
- else
- r = bdata->set_backlight(dssdev, level);
-
- mutex_unlock(&ddata->lock);
-
- return r;
-}
-
-static int n8x0_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;
-}
-
-static const struct backlight_ops n8x0_bl_ops = {
- .get_brightness = n8x0_bl_get_intensity,
- .update_status = n8x0_bl_update_status,
-};
-
static int n8x0_panel_probe(struct omap_dss_device *dssdev)
{
struct panel_n8x0_data *bdata = get_board_data(dssdev);
struct panel_drv_data *ddata;
- struct backlight_device *bldev;
- struct backlight_properties props;
- int r;
dev_dbg(&dssdev->dev, "probe\n");
@@ -491,40 +444,13 @@ static int n8x0_panel_probe(struct omap_dss_device *dssdev)
dssdev->ctrl.rfbi_timings = n8x0_panel_timings;
dssdev->caps = OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE;
- memset(&props, 0, sizeof(props));
- props.max_brightness = 127;
- props.type = BACKLIGHT_PLATFORM;
- bldev = backlight_device_register(dev_name(&dssdev->dev), &dssdev->dev,
- dssdev, &n8x0_bl_ops, &props);
- if (IS_ERR(bldev)) {
- r = PTR_ERR(bldev);
- dev_err(&dssdev->dev, "register backlight failed\n");
- return r;
- }
-
- ddata->bldev = bldev;
-
- bldev->props.fb_blank = FB_BLANK_UNBLANK;
- bldev->props.power = FB_BLANK_UNBLANK;
- bldev->props.brightness = 127;
-
- n8x0_bl_update_status(bldev);
-
return 0;
}
static void n8x0_panel_remove(struct omap_dss_device *dssdev)
{
- struct panel_drv_data *ddata = get_drv_data(dssdev);
- struct backlight_device *bldev;
-
dev_dbg(&dssdev->dev, "remove\n");
- bldev = ddata->bldev;
- bldev->props.power = FB_BLANK_POWERDOWN;
- n8x0_bl_update_status(bldev);
- backlight_device_unregister(bldev);
-
dev_set_drvdata(&dssdev->dev, NULL);
}
diff --git a/include/video/omap-panel-n8x0.h b/include/video/omap-panel-n8x0.h
index 50a1302..9cc69c8 100644
--- a/include/video/omap-panel-n8x0.h
+++ b/include/video/omap-panel-n8x0.h
@@ -8,8 +8,6 @@ struct panel_n8x0_data {
void (*platform_disable)(struct omap_dss_device *dssdev);
int panel_reset;
int ctrl_pwrdown;
-
- int (*set_backlight)(struct omap_dss_device *dssdev, int level);
};
#endif
--
1.7.9.5
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