include/sound/hda_regmap.h

1 /* SPDX-License-Identifier: GPL-2.0 */
3  * HD-audio regmap helpers
13 #define AC_AMP_FAKE_MUTE	0x10	/* fake mute bit set to amp verbs */
32  * snd_hdac_regmap_encode_verb - encode the verb to a pseudo register
42  * snd_hdac_regmap_encode_amp - encode the AMP verb to a pseudo register
57  * snd_hdac_regmap_encode_amp_stereo - encode a pseudo register for stereo AMPs
71  * snd_hdac_regmap_write - Write a verb with caching
76  * For writing an amp value, use snd_hdac_regmap_update_amp().
88  * snd_hda_regmap_update - Update a verb value with caching
94  * For updating an amp value, use snd_hdac_regmap_update_amp().
107  * snd_hda_regmap_read - Read a verb with caching
112  * For reading an amp value, use snd_hda_regmap_get_amp().
124  * snd_hdac_regmap_get_amp - Read AMP value
125  * @codec: HD-audio codec
126  * @nid: NID to read the AMP value
132  * Read AMP value.  The volume is between 0 to 0x7f, 0x80 = mute bit.
147  * snd_hdac_regmap_update_amp - update the AMP value
148  * @codec: HD-audio codec
149  * @nid: NID to read the AMP value
156  * Update the AMP value with a bit mask.
169  * snd_hdac_regmap_get_amp_stereo - Read stereo AMP values
170  * @codec: HD-audio codec
171  * @nid: NID to read the AMP value
177  * Read stereo AMP values.  The lower byte is left, the upper byte is right.
192  * snd_hdac_regmap_update_amp_stereo - update the stereo AMP value
193  * @codec: HD-audio codec
194  * @nid: NID to read the AMP value
200  * Update the stereo AMP value with a bit mask.
214  * snd_hdac_regmap_sync_node - sync the widget node attributes
215  * @codec: HD-audio codec
221 	regcache_mark_dirty(codec->regmap);  in snd_hdac_regmap_sync_node()
222 	regcache_sync_region(codec->regmap, nid << 20, ((nid + 1) << 20) - 1);  in snd_hdac_regmap_sync_node()