SND_AC97_SET_RATE(9) Control/Mixer API SND_AC97_SET_RATE(9)
NAME
snd_ac97_set_rate - change the rate of the given input/output.
SYNOPSIS
int snd_ac97_set_rate(struct snd_ac97 * ac97, int reg, unsigned int rate);
ARGUMENTS
ac97
the ac97 instance
reg
the register to change
rate
the sample rate to set
DESCRIPTION
Changes the rate of the given input/output on the codec. If the codec doesn't support VAR, the rate must be 48000 (except for SPDIF).
The valid registers are AC97_PMC_MIC_ADC_RATE, AC97_PCM_FRONT_DAC_RATE, AC97_PCM_LR_ADC_RATE. AC97_PCM_SURR_DAC_RATE and
AC97_PCM_LFE_DAC_RATE are accepted if the codec supports them. AC97_SPDIF is accepted as a pseudo register to modify the SPDIF status bits.
Returns zero if successful, or a negative error code on failure.
COPYRIGHT
Kernel Hackers Manual 2.6. July 2010 SND_AC97_SET_RATE(9)
