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dmaengine: xilinx: dpdma: Add debugfs support
authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Wed, 12 Aug 2020 17:12:28 +0000 (20:12 +0300)
committerVinod Koul <vkoul@kernel.org>
Mon, 17 Aug 2020 05:50:49 +0000 (11:20 +0530)
commit1d220435cab3bf74193ca1949059a1975e53619c
treed5b483dacf3e53ef3a485996bbcb27aab4a0a51e
parent9c857a8e89035583ad4a9e2f160cc760012070c8
dmaengine: xilinx: dpdma: Add debugfs support

Expose statistics to debugfs when available. This helps debugging issues
with the DPDMA driver.

Signed-off-by: Hyun Kwon <hyun.kwon@xilinx.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://lore.kernel.org/r/20200812171228.9751-1-laurent.pinchart@ideasonboard.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/dma/xilinx/xilinx_dpdma.c