/* * Local helper macros and functions for HD-audio core drivers */ #ifndef __HDAC_LOCAL_H #define __HDAC_LOCAL_H #define get_wcaps(codec, nid) \ snd_hdac_read_parm(codec, nid, AC_PAR_AUDIO_WIDGET_CAP) /* get the widget type from widget capability bits */ static inline int get_wcaps_type(unsigned int wcaps) { if (!wcaps) return -1; /* invalid type */ return (wcaps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; } extern const struct attribute_group *hdac_dev_attr_groups[]; int hda_widget_sysfs_init(struct hdac_device *codec); void hda_widget_sysfs_exit(struct hdac_device *codec); #endif /* __HDAC_LOCAL_H */