diff options
Diffstat (limited to 'sound/pci/ac97/ac97_patch.h')
| -rw-r--r-- | sound/pci/ac97/ac97_patch.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/sound/pci/ac97/ac97_patch.h b/sound/pci/ac97/ac97_patch.h new file mode 100644 index 000000000..a8cd89cfd --- /dev/null +++ b/sound/pci/ac97/ac97_patch.h @@ -0,0 +1,80 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (c) by Jaroslav Kysela <perex@perex.cz> + * Universal interface for Audio Codec '97 + * + * For more details look to AC '97 component specification revision 2.2 + * by Intel Corporation (http://developer.intel.com). + */ + +#define AC97_SINGLE_VALUE(reg,shift,mask,invert) \ + ((reg) | ((shift) << 8) | ((shift) << 12) | ((mask) << 16) | \ + ((invert) << 24)) +#define AC97_PAGE_SINGLE_VALUE(reg,shift,mask,invert,page) \ + (AC97_SINGLE_VALUE(reg,shift,mask,invert) | (1<<25) | ((page) << 26)) +#define AC97_SINGLE(xname, reg, shift, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ + .info = snd_ac97_info_volsw, \ + .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \ + .private_value = AC97_SINGLE_VALUE(reg, shift, mask, invert) } +#define AC97_PAGE_SINGLE(xname, reg, shift, mask, invert, page) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ + .info = snd_ac97_info_volsw, \ + .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \ + .private_value = AC97_PAGE_SINGLE_VALUE(reg, shift, mask, invert, page) } +#define AC97_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \ + .info = snd_ac97_info_volsw, \ + .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \ + .private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) | ((mask) << 16) | ((invert) << 24) } + +/* enum control */ +struct ac97_enum { + unsigned char reg; + unsigned char shift_l; + unsigned char shift_r; + unsigned short mask; + const char * const *texts; +}; + +#define AC97_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xtexts) \ +{ .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \ + .mask = xmask, .texts = xtexts } +#define AC97_ENUM_SINGLE(xreg, xshift, xmask, xtexts) \ + AC97_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xtexts) +#define AC97_ENUM(xname, xenum) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \ + .info = snd_ac97_info_enum_double, \ + .get = snd_ac97_get_enum_double, .put = snd_ac97_put_enum_double, \ + .private_value = (unsigned long)&xenum } + +/* ac97_codec.c */ +static const struct snd_kcontrol_new snd_ac97_controls_3d[]; +static const struct snd_kcontrol_new snd_ac97_controls_spdif[]; +static struct snd_kcontrol *snd_ac97_cnew(const struct snd_kcontrol_new *_template, + struct snd_ac97 * ac97); +static int snd_ac97_info_volsw(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo); +static int snd_ac97_get_volsw(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol); +static int snd_ac97_put_volsw(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol); +static int snd_ac97_try_bit(struct snd_ac97 * ac97, int reg, int bit); +static int snd_ac97_remove_ctl(struct snd_ac97 *ac97, const char *name, + const char *suffix); +static int snd_ac97_rename_ctl(struct snd_ac97 *ac97, const char *src, + const char *dst, const char *suffix); +static int snd_ac97_swap_ctl(struct snd_ac97 *ac97, const char *s1, + const char *s2, const char *suffix); +static void snd_ac97_rename_vol_ctl(struct snd_ac97 *ac97, const char *src, + const char *dst); +#ifdef CONFIG_PM +static void snd_ac97_restore_status(struct snd_ac97 *ac97); +static void snd_ac97_restore_iec958(struct snd_ac97 *ac97); +#endif +static int snd_ac97_info_enum_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo); +static int snd_ac97_get_enum_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol); +static int snd_ac97_put_enum_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol); |