900f5e0d8c
Clang warns when one enumerated type is converted implicitly to another.
drivers/mtd/spi-nor/cadence-quadspi.c:962:47: warning: implicit
conversion from enumeration type 'enum dma_transfer_direction' to
different enumeration type 'enum dma_data_direction' [-Wenum-conversion]
dma_dst = dma_map_single(nor->dev, buf, len, DMA_DEV_TO_MEM);
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
./include/linux/dma-mapping.h:428:66: note: expanded from macro
'dma_map_single'
~~~~~~~~~~~~~~~~~~~~ ^
drivers/mtd/spi-nor/cadence-quadspi.c:997:43: warning: implicit
conversion from enumeration type 'enum dma_transfer_direction' to
different enumeration type 'enum dma_data_direction' [-Wenum-conversion]
dma_unmap_single(nor->dev, dma_dst, len, DMA_DEV_TO_MEM);
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
./include/linux/dma-mapping.h:429:70: note: expanded from macro
'dma_unmap_single'
~~~~~~~~~~~~~~~~~~~~~~ ^
2 warnings generated.
Use the proper enums from dma_data_direction to satisfy Clang.
DMA_FROM_DEVICE = DMA_DEV_TO_MEM = 2
Link: https://github.com/ClangBuiltLinux/linux/issues/108
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
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|---|---|---|
| .. | ||
| aspeed-smc.c | ||
| atmel-quadspi.c | ||
| cadence-quadspi.c | ||
| fsl-quadspi.c | ||
| hisi-sfc.c | ||
| intel-spi-pci.c | ||
| intel-spi-platform.c | ||
| intel-spi.c | ||
| intel-spi.h | ||
| Kconfig | ||
| Makefile | ||
| mtk-quadspi.c | ||
| nxp-spifi.c | ||
| spi-nor.c | ||
| stm32-quadspi.c | ||