I40E_MAX_AQ_BUF_SIZE
buffer_len = min_t(u16, buffer_len, I40E_MAX_AQ_BUF_SIZE/2);
bytes = clamp(bytes, (u16)1024, (u16)I40E_MAX_AQ_BUF_SIZE);
event.buf_len = I40E_MAX_AQ_BUF_SIZE;
hw->aq.arq_buf_size = I40E_MAX_AQ_BUF_SIZE;
hw->aq.asq_buf_size = I40E_MAX_AQ_BUF_SIZE;