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author | Takashi Iwai <tiwai@suse.de> | 2005-11-17 10:06:29 (GMT) |
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committer | Jaroslav Kysela <perex@suse.cz> | 2006-01-03 11:17:21 (GMT) |
commit | d2a6d7dc757da6b57d77bd8b460cf4faa9fd152d (patch) | |
tree | b3edf27437b4be8ee23917b852d8e93376ac62da /sound/pci/hda/patch_cmedia.c | |
parent | 59de641ca37b88dd34d0e1d853800b488f642624 (diff) | |
download | linux-d2a6d7dc757da6b57d77bd8b460cf4faa9fd152d.tar.xz |
[ALSA] hda-codec - Add channel-mode helper
Modules: HDA Codec driver,HDA generic driver
Add common channel-mode helper functions for all codec patches.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/hda/patch_cmedia.c')
-rw-r--r-- | sound/pci/hda/patch_cmedia.c | 62 |
1 files changed, 17 insertions, 45 deletions
diff --git a/sound/pci/hda/patch_cmedia.c b/sound/pci/hda/patch_cmedia.c index 523c362..6e0fd92 100644 --- a/sound/pci/hda/patch_cmedia.c +++ b/sound/pci/hda/patch_cmedia.c @@ -44,7 +44,6 @@ enum { struct cmi_spec { int board_config; - unsigned int surr_switch: 1; /* switchable line,mic */ unsigned int no_line_in: 1; /* no line-in (5-jack) */ unsigned int front_panel: 1; /* has front-panel 2-jack */ @@ -62,9 +61,8 @@ struct cmi_spec { unsigned int cur_mux[2]; /* channel mode */ - unsigned int num_ch_modes; - unsigned int cur_ch_mode; - const struct cmi_channel_mode *channel_modes; + int num_channel_modes; + const struct hda_channel_mode *channel_modes; struct hda_pcm pcm_rec[2]; /* PCM information */ @@ -158,12 +156,7 @@ static struct hda_verb cmi9880_ch8_init[] = { {} }; -struct cmi_channel_mode { - unsigned int channels; - const struct hda_verb *sequence; -}; - -static struct cmi_channel_mode cmi9880_channel_modes[3] = { +static struct hda_channel_mode cmi9880_channel_modes[3] = { { 2, cmi9880_ch2_init }, { 6, cmi9880_ch6_init }, { 8, cmi9880_ch8_init }, @@ -173,43 +166,24 @@ static int cmi_ch_mode_info(snd_kcontrol_t *kcontrol, snd_ctl_elem_info_t *uinfo { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); struct cmi_spec *spec = codec->spec; - - snd_assert(spec->channel_modes, return -EINVAL); - uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; - uinfo->count = 1; - uinfo->value.enumerated.items = spec->num_ch_modes; - if (uinfo->value.enumerated.item >= uinfo->value.enumerated.items) - uinfo->value.enumerated.item = uinfo->value.enumerated.items - 1; - sprintf(uinfo->value.enumerated.name, "%dch", - spec->channel_modes[uinfo->value.enumerated.item].channels); - return 0; + return snd_hda_ch_mode_info(codec, uinfo, spec->channel_modes, + spec->num_channel_modes); } static int cmi_ch_mode_get(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); struct cmi_spec *spec = codec->spec; - - ucontrol->value.enumerated.item[0] = spec->cur_ch_mode; - return 0; + return snd_hda_ch_mode_get(codec, ucontrol, spec->channel_modes, + spec->num_channel_modes, spec->multiout.max_channels); } static int cmi_ch_mode_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t *ucontrol) { struct hda_codec *codec = snd_kcontrol_chip(kcontrol); struct cmi_spec *spec = codec->spec; - - snd_assert(spec->channel_modes, return -EINVAL); - if (ucontrol->value.enumerated.item[0] >= spec->num_ch_modes) - ucontrol->value.enumerated.item[0] = spec->num_ch_modes; - if (ucontrol->value.enumerated.item[0] == spec->cur_ch_mode && - ! codec->in_resume) - return 0; - - spec->cur_ch_mode = ucontrol->value.enumerated.item[0]; - snd_hda_sequence_write(codec, spec->channel_modes[spec->cur_ch_mode].sequence); - spec->multiout.max_channels = spec->channel_modes[spec->cur_ch_mode].channels; - return 1; + return snd_hda_ch_mode_put(codec, ucontrol, spec->channel_modes, + spec->num_channel_modes, &spec->multiout.max_channels); } /* @@ -361,7 +335,7 @@ static int cmi9880_build_controls(struct hda_codec *codec) err = snd_hda_add_new_ctls(codec, cmi9880_basic_mixer); if (err < 0) return err; - if (spec->surr_switch) { + if (spec->channel_modes) { err = snd_hda_add_new_ctls(codec, cmi9880_ch_mode_mixer); if (err < 0) return err; @@ -475,7 +449,7 @@ static int cmi9880_resume(struct hda_codec *codec) cmi9880_init(codec); snd_hda_resume_ctls(codec, cmi9880_basic_mixer); - if (spec->surr_switch) + if (spec->channel_modes) snd_hda_resume_ctls(codec, cmi9880_ch_mode_mixer); if (spec->multiout.dig_out_nid) snd_hda_resume_spdif_out(codec); @@ -685,14 +659,13 @@ static int patch_cmi9880(struct hda_codec *codec) switch (spec->board_config) { case CMI_MINIMAL: case CMI_MIN_FP: - spec->surr_switch = 1; + spec->channel_modes = cmi9880_channel_modes; if (spec->board_config == CMI_MINIMAL) - spec->num_ch_modes = 2; + spec->num_channel_modes = 2; else { spec->front_panel = 1; - spec->num_ch_modes = 3; + spec->num_channel_modes = 3; } - spec->channel_modes = cmi9880_channel_modes; spec->multiout.max_channels = cmi9880_channel_modes[0].channels; spec->input_mux = &cmi9880_basic_mux; break; @@ -727,19 +700,18 @@ static int patch_cmi9880(struct hda_codec *codec) get_defcfg_connect(port_f) == AC_JACK_PORT_NONE) { port_g = snd_hda_codec_read(codec, 0x1f, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); port_h = snd_hda_codec_read(codec, 0x20, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); - spec->surr_switch = 1; + spec->channel_modes = cmi9880_channel_modes; /* no front panel */ if (get_defcfg_connect(port_g) == AC_JACK_PORT_NONE || get_defcfg_connect(port_h) == AC_JACK_PORT_NONE) { /* no optional rear panel */ spec->board_config = CMI_MINIMAL; spec->front_panel = 0; - spec->num_ch_modes = 2; + spec->num_channel_modes = 2; } else { spec->board_config = CMI_MIN_FP; - spec->num_ch_modes = 3; + spec->num_channel_modes = 3; } - spec->channel_modes = cmi9880_channel_modes; spec->input_mux = &cmi9880_basic_mux; spec->multiout.max_channels = cmi9880_channel_modes[0].channels; } else { |