Release 4.12 include/linux/iommu-helper.h
#ifndef _LINUX_IOMMU_HELPER_H
#define _LINUX_IOMMU_HELPER_H
#include <linux/kernel.h>
static inline unsigned long iommu_device_max_index(unsigned long size,
unsigned long offset,
u64 dma_mask)
{
if (size + offset > dma_mask)
return dma_mask - offset + 1;
else
return size;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| FUJITA Tomonori | 38 | 100.00% | 1 | 100.00% |
| Total | 38 | 100.00% | 1 | 100.00% |
extern int iommu_is_span_boundary(unsigned int index, unsigned int nr,
unsigned long shift,
unsigned long boundary_size);
extern unsigned long iommu_area_alloc(unsigned long *map, unsigned long size,
unsigned long start, unsigned int nr,
unsigned long shift,
unsigned long boundary_size,
unsigned long align_mask);
static inline unsigned long iommu_num_pages(unsigned long addr,
unsigned long len,
unsigned long io_page_size)
{
unsigned long size = (addr & (io_page_size - 1)) + len;
return DIV_ROUND_UP(size, io_page_size);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Anton Blanchard | 28 | 63.64% | 1 | 50.00% |
| Joerg Roedel | 16 | 36.36% | 1 | 50.00% |
| Total | 44 | 100.00% | 2 | 100.00% |
#endif
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| FUJITA Tomonori | 94 | 63.09% | 3 | 50.00% |
| Anton Blanchard | 31 | 20.81% | 1 | 16.67% |
| Joerg Roedel | 16 | 10.74% | 1 | 16.67% |
| Thomas Gleixner | 8 | 5.37% | 1 | 16.67% |
| Total | 149 | 100.00% | 6 | 100.00% |
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