41 lines
1000 B
C
41 lines
1000 B
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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*/
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#ifndef __HDAC_LOCAL_H
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#define __HDAC_LOCAL_H
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int hdac_read_parm(struct hdac_device *codec, hda_nid_t nid, int parm);
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#define get_wcaps(codec, nid) \
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hdac_read_parm(codec, nid, AC_PAR_AUDIO_WIDGET_CAP)
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/* get the widget type from widget capability bits */
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static inline int get_wcaps_type(unsigned int wcaps)
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{
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if (!wcaps)
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return -1; /* invalid type */
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return (wcaps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
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}
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#define get_pin_caps(codec, nid) \
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hdac_read_parm(codec, nid, AC_PAR_PIN_CAP)
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static inline
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unsigned int get_pin_cfg(struct hdac_device *codec, hda_nid_t nid)
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{
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unsigned int val;
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if (snd_hdac_read(codec, nid, AC_VERB_GET_CONFIG_DEFAULT, 0, &val))
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return -1;
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return val;
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}
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#define get_amp_caps(codec, nid, dir) \
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hdac_read_parm(codec, nid, (dir) == HDA_OUTPUT ? \
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AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP)
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#define get_power_caps(codec, nid) \
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hdac_read_parm(codec, nid, AC_PAR_POWER_STATE)
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#endif /* __HDAC_LOCAL_H */
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