Searched refs:sysfslock (Results 1 – 1 of 1) sorted by relevance
84 struct mutex sysfslock; /* concurrent read and write */ member148 mutex_lock(&pdata->sysfslock); in appledisplay_bl_update_status()161 mutex_unlock(&pdata->sysfslock); in appledisplay_bl_update_status()171 mutex_lock(&pdata->sysfslock); in appledisplay_bl_get_brightness()182 mutex_unlock(&pdata->sysfslock); in appledisplay_bl_get_brightness()250 mutex_init(&pdata->sysfslock); in appledisplay_probe()