cregit-Linux how code gets into the kernel

Release 4.10 arch/mips/include/asm/dma-mapping.h

#ifndef _ASM_DMA_MAPPING_H

#define _ASM_DMA_MAPPING_H

#include <linux/scatterlist.h>
#include <asm/dma-coherence.h>
#include <asm/cache.h>

#ifndef CONFIG_SGI_IP27 /* Kludge to fix 2.6.39 build for IP27 */
#include <dma-coherence.h>
#endif

extern struct dma_map_ops *mips_dma_map_ops;


static inline struct dma_map_ops *get_dma_ops(struct device *dev) { if (dev && dev->archdata.dma_ops) return dev->archdata.dma_ops; else return mips_dma_map_ops; }

Contributors

PersonTokensPropCommitsCommitProp
david daneydavid daney2880.00%133.33%
andrew mortonandrew morton514.29%133.33%
ralf baechleralf baechle25.71%133.33%
Total35100.00%3100.00%


static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) { if (!dev->dma_mask) return false; return addr + size <= *dev->dma_mask; }

Contributors

PersonTokensPropCommitsCommitProp
david daneydavid daney2463.16%133.33%
ralf baechleralf baechle1334.21%133.33%
joe perchesjoe perches12.63%133.33%
Total38100.00%3100.00%


static inline void dma_mark_clean(void *addr, size_t size) {}

Contributors

PersonTokensPropCommitsCommitProp
ralf baechleralf baechle753.85%150.00%
david daneydavid daney646.15%150.00%
Total13100.00%2100.00%

extern void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction direction); #define arch_setup_dma_ops arch_setup_dma_ops
static inline void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size, const struct iommu_ops *iommu, bool coherent) { #ifdef CONFIG_DMA_PERDEV_COHERENT dev->archdata.dma_coherent = coherent; #endif }

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PersonTokensPropCommitsCommitProp
paul burtonpaul burton40100.00%1100.00%
Total40100.00%1100.00%

#endif /* _ASM_DMA_MAPPING_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
david daneydavid daney7038.04%111.11%
ralf baechleralf baechle5429.35%222.22%
paul burtonpaul burton4423.91%111.11%
andrew mortonandrew morton94.89%111.11%
steven j. hillsteven j. hill31.63%111.11%
james bottomleyjames bottomley21.09%111.11%
christoph hellwigchristoph hellwig10.54%111.11%
joe perchesjoe perches10.54%111.11%
Total184100.00%9100.00%
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