DMAC_MAX_CHANNELS
u32 tmp, carr[DMAC_MAX_CHANNELS];
if (tmp == 0 || tmp > DMAC_MAX_CHANNELS)
for (i = 0; i < DMAC_MAX_CHANNELS; i++)
u32 block_size[DMAC_MAX_CHANNELS];
u32 priority[DMAC_MAX_CHANNELS];
int irq[DMAC_MAX_CHANNELS];