VX_ISR
#define vx_check_isr(chip,mask,bit,time) snd_vx_check_reg_bit(chip, VX_ISR, mask, bit, time)
VX_RESET_DMA = VX_ISR,
[VX_ISR] = 0x08,
[VX_ISR] = 1,
[VX_ISR] = 0x02, // ISR