VIA_REG_CAPTURE_CHANNEL
unsigned long port = chip->port + (kcontrol->id.index ? (VIA_REG_CAPTURE_CHANNEL + 0x10) : VIA_REG_CAPTURE_CHANNEL);
unsigned long port = chip->port + (kcontrol->id.index ? (VIA_REG_CAPTURE_CHANNEL + 0x10) : VIA_REG_CAPTURE_CHANNEL);
chip->capture_src_saved[0] = inb(chip->port + VIA_REG_CAPTURE_CHANNEL);
chip->capture_src_saved[1] = inb(chip->port + VIA_REG_CAPTURE_CHANNEL + 0x10);
outb(chip->capture_src_saved[0], chip->port + VIA_REG_CAPTURE_CHANNEL);
outb(chip->capture_src_saved[1], chip->port + VIA_REG_CAPTURE_CHANNEL + 0x10);