1. 6373a17 dma-mapping: move dma_map_(un)single() to <linux/dma-mapping.h> by Masahiro Yamada · Fri Feb 14 16:40:19 2020 +0900
  2. 05a5dba dma-mapping: fix the prototype of dma_unmap_single() by Masahiro Yamada · Fri Feb 14 16:40:18 2020 +0900
  3. 7167d67 dma-mapping: fix the prototype of dma_map_single() by Masahiro Yamada · Fri Feb 14 16:40:17 2020 +0900
  4. 4a81a21 asm: dma-mapping.h: Fix dma mapping functions by Vignesh Raghavendra · Thu Jan 16 14:23:45 2020 +0530
  5. 928452a riscv: Add asm/dma-mapping.h for DMA mappings by Anup Patel · Mon Feb 25 08:14:17 2019 +0000