Commit 7a9c7f46 authored by Jan Kuliga's avatar Jan Kuliga Committed by Vinod Koul
Browse files

dmaengine: xilinx: xdma: Add necessary macro definitions 



Complete lacking bits describing the status/control register values.
Add macros describing the status/control registers.

Signed-off-by: default avatarJan Kuliga <jankul@alatek.krakow.pl>
Link: https://lore.kernel.org/r/20231218113943.9099-3-jankul@alatek.krakow.pl


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 6e238718

drivers/dma/xilinx/xdma-regs.h

+11 −0
Original line number Diff line number Diff line
@@ -76,6 +76,7 @@ struct xdma_hw_desc { 
#define XDMA_CHAN_CONTROL_W1S		0x8

#define XDMA_CHAN_CONTROL_W1C		0xc

#define XDMA_CHAN_STATUS		0x40

#define XDMA_CHAN_STATUS_RC		0x44

#define XDMA_CHAN_COMPLETED_DESC	0x48

#define XDMA_CHAN_ALIGNMENTS		0x4c

#define XDMA_CHAN_INTR_ENABLE		0x90
@@ -101,6 +102,7 @@ struct xdma_hw_desc { 
#define CHAN_CTRL_IE_MAGIC_STOPPED		BIT(4)

#define CHAN_CTRL_IE_IDLE_STOPPED		BIT(6)

#define CHAN_CTRL_IE_READ_ERROR			GENMASK(13, 9)

#define CHAN_CTRL_IE_WRITE_ERROR		GENMASK(18, 14)

#define CHAN_CTRL_IE_DESC_ERROR			GENMASK(23, 19)

#define CHAN_CTRL_NON_INCR_ADDR			BIT(25)

#define CHAN_CTRL_POLL_MODE_WB			BIT(26)
@@ -111,6 +113,15 @@ struct xdma_hw_desc { 
			 CHAN_CTRL_IE_DESC_ALIGN_MISMATCH |		\

			 CHAN_CTRL_IE_MAGIC_STOPPED |			\

			 CHAN_CTRL_IE_READ_ERROR |			\

			 CHAN_CTRL_IE_WRITE_ERROR |			\

			 CHAN_CTRL_IE_DESC_ERROR)



#define XDMA_CHAN_STATUS_MASK CHAN_CTRL_START



#define XDMA_CHAN_ERROR_MASK (CHAN_CTRL_IE_DESC_ALIGN_MISMATCH |	\

			      CHAN_CTRL_IE_MAGIC_STOPPED |		\

			      CHAN_CTRL_IE_READ_ERROR |			\

			      CHAN_CTRL_IE_WRITE_ERROR |		\

			      CHAN_CTRL_IE_DESC_ERROR)



/* bits of the channel interrupt enable mask */