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Subject[PATCH v3 23/27] ALSA: hda/cs8409: Set fixed sample rate of 48kHz for CS42L42
Date
From: Stefan Binding <sbinding@opensource.cirrus.com>

CS42L42 is configured to use a fixed sample rate of 48kHz.

Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com>
Signed-off-by: Vitaly Rodionov <vitalyr@opensource.cirrus.com>
---

Changes in v2:
- No changes

Changes in v3:
- No changes

sound/pci/hda/patch_cs8409-tables.c | 8 ++++++++
sound/pci/hda/patch_cs8409.c | 6 ++++++
sound/pci/hda/patch_cs8409.h | 2 ++
3 files changed, 16 insertions(+)

diff --git a/sound/pci/hda/patch_cs8409-tables.c b/sound/pci/hda/patch_cs8409-tables.c
index a39b2c20f61c..a9a0b8e3b2a9 100644
--- a/sound/pci/hda/patch_cs8409-tables.c
+++ b/sound/pci/hda/patch_cs8409-tables.c
@@ -45,6 +45,14 @@ const struct snd_kcontrol_new cs42l42_adc_volume_mixer = {
HDA_INPUT, CS42L42_VOL_ADC) | HDA_AMP_VAL_MIN_MUTE
};

+const struct hda_pcm_stream cs42l42_48k_pcm_analog_playback = {
+ .rates = SNDRV_PCM_RATE_48000, /* fixed rate */
+};
+
+const struct hda_pcm_stream cs42l42_48k_pcm_analog_capture = {
+ .rates = SNDRV_PCM_RATE_48000, /* fixed rate */
+};
+
/******************************************************************************
* BULLSEYE / WARLOCK / CYBORG Specific Arrays
* CS8409/CS42L42
diff --git a/sound/pci/hda/patch_cs8409.c b/sound/pci/hda/patch_cs8409.c
index 42192d83b361..08e991a33344 100644
--- a/sound/pci/hda/patch_cs8409.c
+++ b/sound/pci/hda/patch_cs8409.c
@@ -892,6 +892,9 @@ void cs8409_cs42l42_fixups(struct hda_codec *codec, const struct hda_fixup *fix,

break;
case HDA_FIXUP_ACT_PROBE:
+ /* Fix Sample Rate to 48kHz */
+ spec->gen.stream_analog_playback = &cs42l42_48k_pcm_analog_playback;
+ spec->gen.stream_analog_capture = &cs42l42_48k_pcm_analog_capture;
/* Set initial DMIC volume to -26 dB */
snd_hda_codec_amp_init_stereo(codec, CS8409_CS42L42_DMIC_ADC_PIN_NID,
HDA_INPUT, 0, 0xff, 0x19);
@@ -1085,6 +1088,9 @@ void dolphin_fixups(struct hda_codec *codec, const struct hda_fixup *fix, int ac

break;
case HDA_FIXUP_ACT_PROBE:
+ /* Fix Sample Rate to 48kHz */
+ spec->gen.stream_analog_playback = &cs42l42_48k_pcm_analog_playback;
+ spec->gen.stream_analog_capture = &cs42l42_48k_pcm_analog_capture;
snd_hda_gen_add_kctl(&spec->gen, "Headphone Playback Volume",
&cs42l42_dac_volume_mixer);
snd_hda_gen_add_kctl(&spec->gen, "Mic Capture Volume", &cs42l42_adc_volume_mixer);
diff --git a/sound/pci/hda/patch_cs8409.h b/sound/pci/hda/patch_cs8409.h
index 1b5a8d04ba0f..2208be2ffad1 100644
--- a/sound/pci/hda/patch_cs8409.h
+++ b/sound/pci/hda/patch_cs8409.h
@@ -335,6 +335,8 @@ int cs42l42_volume_info(struct snd_kcontrol *kctrl, struct snd_ctl_elem_info *ui
int cs42l42_volume_get(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *uctrl);
int cs42l42_volume_put(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *uctrl);

+extern const struct hda_pcm_stream cs42l42_48k_pcm_analog_playback;
+extern const struct hda_pcm_stream cs42l42_48k_pcm_analog_capture;
extern const struct snd_pci_quirk cs8409_fixup_tbl[];
extern const struct hda_model_fixup cs8409_models[];
extern const struct hda_fixup cs8409_fixups[];
--
2.25.1
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