diff options
Diffstat (limited to 'drivers/hid/hid-picolcd_fb.c')
| -rw-r--r-- | drivers/hid/hid-picolcd_fb.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/hid/hid-picolcd_fb.c b/drivers/hid/hid-picolcd_fb.c index d7dddd99d325..8c28e982e09d 100644 --- a/drivers/hid/hid-picolcd_fb.c +++ b/drivers/hid/hid-picolcd_fb.c @@ -296,7 +296,7 @@ static void picolcd_fb_destroy(struct fb_info *info) /* make sure no work is deferred */ fb_deferred_io_cleanup(info); - /* No thridparty should ever unregister our framebuffer! */ + /* No thirdparty should ever unregister our framebuffer! */ WARN_ON(fbdata->picolcd != NULL); vfree((u8 *)info->fix.smem_start); @@ -421,12 +421,10 @@ static ssize_t picolcd_fb_update_rate_show(struct device *dev, size_t ret = 0; for (i = 1; i <= PICOLCDFB_UPDATE_RATE_LIMIT; i++) - if (ret >= PAGE_SIZE) - break; - else if (i == fb_update_rate) - ret += scnprintf(buf+ret, PAGE_SIZE-ret, "[%u] ", i); + if (i == fb_update_rate) + ret += sysfs_emit_at(buf, ret, "[%u] ", i); else - ret += scnprintf(buf+ret, PAGE_SIZE-ret, "%u ", i); + ret += sysfs_emit_at(buf, ret, "%u ", i); if (ret > 0) buf[min(ret, (size_t)PAGE_SIZE)-1] = '\n'; return ret; @@ -493,6 +491,16 @@ int picolcd_init_framebuffer(struct picolcd_data *data) info->fix = picolcdfb_fix; info->fix.smem_len = PICOLCDFB_SIZE*8; +#ifdef CONFIG_FB_BACKLIGHT +#ifdef CONFIG_HID_PICOLCD_BACKLIGHT + info->bl_dev = data->backlight; +#endif +#endif + +#ifdef CONFIG_HID_PICOLCD_LCD + info->lcd_dev = data->lcd; +#endif + fbdata = info->par; spin_lock_init(&fbdata->lock); fbdata->picolcd = data; |