This patch adds dump of registers with debugfs for HIP08
and HIP09 DMA driver.
Signed-off-by: Jie Hai <haijie1@huawei.com>
Acked-by: Zhou Wang <wangzhou1@hisilicon.com>
Link: https://lore.kernel.org/r/20220830062251.52993-7-haijie1@huawei.comSigned-off-by: Vinod Koul <vkoul@kernel.org>