WARNING: line length of 81 exceeds 80 columns
#82: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c:121:
+	writel(lower_32_bits(dma_rx_phy), ioaddr + DMA_CHAN_RCV_BASE_ADDR(chan));

WARNING: line length of 85 exceeds 80 columns
#161: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h:33:
+#define DMA_CHAN_XMT_POLL_DEMAND(chan)	dma_chan_base_addr(DMA_XMT_POLL_DEMAND, chan)

WARNING: line length of 83 exceeds 80 columns
#166: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h:38:
+#define DMA_CHAN_RCV_BASE_ADDR(chan)	dma_chan_base_addr(DMA_RCV_BASE_ADDR, chan)

WARNING: line length of 82 exceeds 80 columns
#167: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h:39:
+#define DMA_CHAN_TX_BASE_ADDR(chan)	dma_chan_base_addr(DMA_TX_BASE_ADDR, chan)

WARNING: line length of 81 exceeds 80 columns
#168: FILE: drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h:40:
+#define DMA_CHAN_RX_WATCHDOG(chan)	dma_chan_base_addr(DMA_RX_WATCHDOG, chan)

total: 0 errors, 5 warnings, 0 checks, 273 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 090176a214c7 ("net: stmmac: Add multi-channel support") 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, 5 warnings, 0 checks, 273 lines checked