WARNING: line length of 83 exceeds 80 columns
#37: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c:233:
+		readl(ioaddr + DMA_CHAN_CUR_TX_BUF_ADDR_HI(dwmac4_addrs, channel));

WARNING: line length of 83 exceeds 80 columns
#41: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c:237:
+		readl(ioaddr + DMA_CHAN_CUR_RX_BUF_ADDR_HI(dwmac4_addrs, channel));

WARNING: line length of 86 exceeds 80 columns
#53: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h:130:
+#define DMA_CHAN_CUR_TX_BUF_ADDR_HI(addrs, x)	(dma_chanx_base_addr(addrs, x) + 0x50)

WARNING: line length of 86 exceeds 80 columns
#55: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.h:132:
+#define DMA_CHAN_CUR_RX_BUF_ADDR_HI(addrs, x)	(dma_chanx_base_addr(addrs, x) + 0x58)

total: 0 errors, 4 warnings, 0 checks, 33 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit cf88ca8a01da ("net: stmmac: dwmac4: Dump the DMA high address registers") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 4 warnings, 0 checks, 33 lines checked