WARNING: line length of 84 exceeds 80 columns
#56: FILE: drivers/net/ethernet/mediatek/mtk_eth_soc.c:1151:
+	for (j = 0; j < DIV_ROUND_UP(soc->tx.fq_dma_size, MTK_FQ_DMA_LENGTH); j++) {

WARNING: line length of 81 exceeds 80 columns
#57: FILE: drivers/net/ethernet/mediatek/mtk_eth_soc.c:1152:
+		len = min_t(int, cnt - j * MTK_FQ_DMA_LENGTH, MTK_FQ_DMA_LENGTH);

WARNING: line length of 84 exceeds 80 columns
#58: FILE: drivers/net/ethernet/mediatek/mtk_eth_soc.c:1153:
+		eth->scratch_head[j] = kcalloc(len, MTK_QDMA_PAGE_SIZE, GFP_KERNEL);

WARNING: line length of 89 exceeds 80 columns
#68: FILE: drivers/net/ethernet/mediatek/mtk_eth_soc.c:1159:
+					  eth->scratch_head[j], len * MTK_QDMA_PAGE_SIZE,

WARNING: line length of 98 exceeds 80 columns
#92: FILE: drivers/net/ethernet/mediatek/mtk_eth_soc.c:1169:
+			txd = eth->scratch_ring + (j * MTK_FQ_DMA_LENGTH + i) * soc->tx.desc_size;

WARNING: line length of 96 exceeds 80 columns
#96: FILE: drivers/net/ethernet/mediatek/mtk_eth_soc.c:1173:
+					    (j * MTK_FQ_DMA_LENGTH + i + 1) * soc->tx.desc_size;

WARNING: line length of 90 exceeds 80 columns
#128: FILE: drivers/net/ethernet/mediatek/mtk_eth_soc.c:2476:
+		ring->phys = eth->phy_scratch_ring + soc->tx.fq_dma_size * (dma_addr_t)sz;

WARNING: line length of 84 exceeds 80 columns
#163: FILE: drivers/net/ethernet/mediatek/mtk_eth_soc.c:3150:
+	for (i = 0; i < DIV_ROUND_UP(soc->tx.fq_dma_size, MTK_FQ_DMA_LENGTH); i++) {

total: 0 errors, 8 warnings, 0 checks, 299 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 7b70a13af2bc ("net: ethernet: mtk_eth_soc: handle dma buffer size soc specific") 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, 8 warnings, 0 checks, 299 lines checked