hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

[ALSA] oxygen: allow more sample rates with WM8785 

Allow to record with 32 kHz, 64 kHz, 88.2 kHz and 176.4 kHz with cards
that have a WM8785 ADC.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Clemens Ladisch 2008-01-21 08:50:51 +01:00 committed by Jaroslav Kysela
parent 878ac3ee76
commit 71e22a4b77
1 changed files with 5 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
sound/pci/oxygen/oxygen.c
View File

@ -232,18 +232,6 @@ static void generic_cleanup(struct oxygen *chip)
{
}
static void generic_pcm_hardware_filter(unsigned int channel,
struct snd_pcm_hardware *hardware)
{
if (channel == PCM_A) {
hardware->rates = SNDRV_PCM_RATE_44100 |
SNDRV_PCM_RATE_48000 |
SNDRV_PCM_RATE_96000 |
SNDRV_PCM_RATE_192000;
hardware->rate_min = 44100;
}
}
static void set_ak4396_params(struct oxygen *chip,
struct snd_pcm_hw_params *params)
{
@ -300,12 +288,12 @@ static void set_wm8785_params(struct oxygen *chip,
wm8785_write(chip, WM8785_R7, 0);
value = WM8785_MCR_SLAVE | WM8785_FORMAT_LJUST;
if (params_rate(params) == 96000)
value |= WM8785_OSR_DOUBLE;
else if (params_rate(params) == 192000)
value |= WM8785_OSR_QUAD;
else
if (params_rate(params) <= 48000)
value |= WM8785_OSR_SINGLE;
else if (params_rate(params) <= 96000)
value |= WM8785_OSR_DOUBLE;
else
value |= WM8785_OSR_QUAD;
wm8785_write(chip, WM8785_R0, value);
if (snd_pcm_format_width(params_format(params)) <= 16)
@ -349,7 +337,6 @@ static const struct oxygen_model model_generic = {
.init = generic_init,
.control_filter = ak4396_control_filter,
.cleanup = generic_cleanup,
.pcm_hardware_filter = generic_pcm_hardware_filter,
.set_dac_params = set_ak4396_params,
.set_adc_params = set_wm8785_params,
.update_dac_volume = update_ak4396_volume,