sound/pci/ac97/ac97_local.h

   1 /*
   2  *  Copyright (c) by Jaroslav Kysela <perex@suse.cz>
   3  *  Universal interface for Audio Codec '97
   4  *
   5  *  For more details look to AC '97 component specification revision 2.2
   6  *  by Intel Corporation (http://developer.intel.com).
   7  *
   8  *
   9  *   This program is free software; you can redistribute it and/or modify
  10  *   it under the terms of the GNU General Public License as published by
  11  *   the Free Software Foundation; either version 2 of the License, or
  12  *   (at your option) any later version.
  13  *
  14  *   This program is distributed in the hope that it will be useful,
  15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *   GNU General Public License for more details.
  18  *
  19  *   You should have received a copy of the GNU General Public License
  20  *   along with this program; if not, write to the Free Software
  21  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  22  *
  23  */
  24
  25 #define AC97_SINGLE_VALUE(reg,shift,mask,invert) ((reg) | ((shift) << 8) | ((shift) << 12) | ((mask) << 16) | ((invert) << 24))
  26 #define AC97_PAGE_SINGLE_VALUE(reg,shift,mask,invert,page) (AC97_SINGLE_VALUE(reg,shift,mask,invert) | (1<<25) | ((page) << 26))
  27 #define AC97_SINGLE(xname, reg, shift, mask, invert) \
  28 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_info_volsw, \
  29   .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \
  30   .private_value =  AC97_SINGLE_VALUE(reg, shift, mask, invert) }
  31 #define AC97_PAGE_SINGLE(xname, reg, shift, mask, invert, page)         \
  32 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_info_volsw, \
  33   .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \
  34   .private_value =  AC97_PAGE_SINGLE_VALUE(reg, shift, mask, invert, page) }
  35 #define AC97_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
  36 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), .info = snd_ac97_info_volsw, \
  37   .get = snd_ac97_get_volsw, .put = snd_ac97_put_volsw, \
  38   .private_value = (reg) | ((shift_left) << 8) | ((shift_right) << 12) | ((mask) << 16) | ((invert) << 24) }
  39 #define AC97_ENUM_DOUBLE(xreg, xshift_l, xshift_r, xmask, xtexts) \
  40 { .reg = xreg, .shift_l = xshift_l, .shift_r = xshift_r, \
  41   .mask = xmask, .texts = xtexts }
  42 #define AC97_ENUM_SINGLE(xreg, xshift, xmask, xtexts) \
  43         AC97_ENUM_DOUBLE(xreg, xshift, xshift, xmask, xtexts)
  44 #define AC97_ENUM(xname, xenum) \
  45 { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_ac97_info_enum_double, \
  46   .get = snd_ac97_get_enum_double, .put = snd_ac97_put_enum_double, \
  47   .private_value = (unsigned long)&xenum }
  48
  49 /* ac97_codec.c */
  50 extern const char *snd_ac97_stereo_enhancements[];
  51 extern const snd_kcontrol_new_t snd_ac97_controls_3d[];
  52 extern const snd_kcontrol_new_t snd_ac97_controls_spdif[];
  53 snd_kcontrol_t *snd_ac97_cnew(const snd_kcontrol_new_t *_template, ac97_t * ac97);
  54 void snd_ac97_get_name(ac97_t *ac97, unsigned int id, char *name, int modem);
  55 int snd_ac97_info_volsw(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo);
  56 int snd_ac97_get_volsw(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol);
  57 int snd_ac97_put_volsw(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol);
  58 int snd_ac97_try_bit(ac97_t * ac97, int reg, int bit);
  59 int snd_ac97_remove_ctl(ac97_t *ac97, const char *name, const char *suffix);
  60 int snd_ac97_rename_ctl(ac97_t *ac97, const char *src, const char *dst, const char *suffix);
  61 int snd_ac97_swap_ctl(ac97_t *ac97, const char *s1, const char *s2, const char *suffix);
  62 void snd_ac97_rename_vol_ctl(ac97_t *ac97, const char *src, const char *dst);
  63 void snd_ac97_restore_status(ac97_t *ac97);
  64 void snd_ac97_restore_iec958(ac97_t *ac97);
  65 int snd_ac97_info_enum_double(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t * uinfo);
  66 int snd_ac97_get_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol);
  67 int snd_ac97_put_enum_double(snd_kcontrol_t * kcontrol, snd_ctl_elem_value_t * ucontrol);
  68
  69 int snd_ac97_update_bits_nolock(ac97_t *ac97, unsigned short reg,
  70                                 unsigned short mask, unsigned short value);
  71
  72 /* ac97_proc.c */
  73 #ifdef CONFIG_PROC_FS
  74 void snd_ac97_bus_proc_init(ac97_bus_t * ac97);
  75 void snd_ac97_bus_proc_done(ac97_bus_t * ac97);
  76 void snd_ac97_proc_init(ac97_t * ac97);
  77 void snd_ac97_proc_done(ac97_t * ac97);
  78 #else
  79 #define snd_ac97_bus_proc_init(ac97_bus_t) do { } while (0)
  80 #define snd_ac97_bus_proc_done(ac97_bus_t) do { } while (0)
  81 #define snd_ac97_proc_init(ac97_t) do { } while (0)
  82 #define snd_ac97_proc_done(ac97_t) do { } while (0)
  83 #endif