READ_REG_NUM
__be16 buf[READ_REG_NUM];
.len = sizeof(u16) * READ_REG_NUM,
for (i = 0; i < READ_REG_NUM; i++)
#define READ_INDEX(i) ((i + RADIO_REGISTER_NUM - 0x0a) % READ_REG_NUM)
__be16 buf[READ_REG_NUM];
.len = sizeof(u16) * READ_REG_NUM,