Symbol: SV_IREG_ADC_CLOCK
sound/pci/sonicvibes.c
1284
snd_sonicvibes_out(sonic, SV_IREG_ADC_CLOCK, 0); /* use PLL as clock source */
sound/pci/sonicvibes.c
527
snd_sonicvibes_out1(sonic, SV_IREG_ADC_CLOCK, clock);