OMAPDSS: ls037v7dw01: remove platform backlight calls
Sharp ls037v7dw01 driver 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@ti.com> Signed-off-by: Archit Taneja <archit@ti.com>
This commit is contained in:
parent
058cc3bf90
commit
02b804893a
|
@ -20,7 +20,6 @@
|
|||
#include <linux/module.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/device.h>
|
||||
#include <linux/backlight.h>
|
||||
#include <linux/fb.h>
|
||||
#include <linux/err.h>
|
||||
#include <linux/slab.h>
|
||||
|
@ -28,7 +27,6 @@
|
|||
#include <video/omapdss.h>
|
||||
|
||||
struct sharp_data {
|
||||
struct backlight_device *bl;
|
||||
};
|
||||
|
||||
static struct omap_video_timings sharp_ls_timings = {
|
||||
|
@ -52,45 +50,10 @@ static struct omap_video_timings sharp_ls_timings = {
|
|||
.sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES,
|
||||
};
|
||||
|
||||
static int sharp_ls_bl_update_status(struct backlight_device *bl)
|
||||
{
|
||||
struct omap_dss_device *dssdev = dev_get_drvdata(&bl->dev);
|
||||
int level;
|
||||
|
||||
if (!dssdev->set_backlight)
|
||||
return -EINVAL;
|
||||
|
||||
if (bl->props.fb_blank == FB_BLANK_UNBLANK &&
|
||||
bl->props.power == FB_BLANK_UNBLANK)
|
||||
level = bl->props.brightness;
|
||||
else
|
||||
level = 0;
|
||||
|
||||
return dssdev->set_backlight(dssdev, level);
|
||||
}
|
||||
|
||||
static int sharp_ls_bl_get_brightness(struct backlight_device *bl)
|
||||
{
|
||||
if (bl->props.fb_blank == FB_BLANK_UNBLANK &&
|
||||
bl->props.power == FB_BLANK_UNBLANK)
|
||||
return bl->props.brightness;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct backlight_ops sharp_ls_bl_ops = {
|
||||
.get_brightness = sharp_ls_bl_get_brightness,
|
||||
.update_status = sharp_ls_bl_update_status,
|
||||
};
|
||||
|
||||
|
||||
|
||||
static int sharp_ls_panel_probe(struct omap_dss_device *dssdev)
|
||||
{
|
||||
struct backlight_properties props;
|
||||
struct backlight_device *bl;
|
||||
struct sharp_data *sd;
|
||||
int r;
|
||||
|
||||
dssdev->panel.timings = sharp_ls_timings;
|
||||
|
||||
|
@ -100,37 +63,12 @@ static int sharp_ls_panel_probe(struct omap_dss_device *dssdev)
|
|||
|
||||
dev_set_drvdata(&dssdev->dev, sd);
|
||||
|
||||
memset(&props, 0, sizeof(struct backlight_properties));
|
||||
props.max_brightness = dssdev->max_backlight_level;
|
||||
props.type = BACKLIGHT_RAW;
|
||||
|
||||
bl = backlight_device_register("sharp-ls", &dssdev->dev, dssdev,
|
||||
&sharp_ls_bl_ops, &props);
|
||||
if (IS_ERR(bl)) {
|
||||
r = PTR_ERR(bl);
|
||||
kfree(sd);
|
||||
return r;
|
||||
}
|
||||
sd->bl = bl;
|
||||
|
||||
bl->props.fb_blank = FB_BLANK_UNBLANK;
|
||||
bl->props.power = FB_BLANK_UNBLANK;
|
||||
bl->props.brightness = dssdev->max_backlight_level;
|
||||
r = sharp_ls_bl_update_status(bl);
|
||||
if (r < 0)
|
||||
dev_err(&dssdev->dev, "failed to set lcd brightness\n");
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void __exit sharp_ls_panel_remove(struct omap_dss_device *dssdev)
|
||||
{
|
||||
struct sharp_data *sd = dev_get_drvdata(&dssdev->dev);
|
||||
struct backlight_device *bl = sd->bl;
|
||||
|
||||
bl->props.power = FB_BLANK_POWERDOWN;
|
||||
sharp_ls_bl_update_status(bl);
|
||||
backlight_device_unregister(bl);
|
||||
|
||||
kfree(sd);
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue