diff options
| author | Dominik Sliwa <dominik.sliwa@toradex.com> | 2017-07-02 16:41:37 +0200 |
|---|---|---|
| committer | Dominik Sliwa <dominik.sliwa@toradex.com> | 2017-07-02 16:41:37 +0200 |
| commit | 52409fae3e4b8d16b68b61902fc09075cd97b75d (patch) | |
| tree | e67110145c5843b3f199d872ae285e2546c9ebe2 /backport-include/asm-generic/pci-dma-compat.h | |
Backports generated from 4.11 kernel
Initial commit.
Signed-off-by: Dominik Sliwa <dominik.sliwa@toradex.com>
Diffstat (limited to 'backport-include/asm-generic/pci-dma-compat.h')
| -rw-r--r-- | backport-include/asm-generic/pci-dma-compat.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/backport-include/asm-generic/pci-dma-compat.h b/backport-include/asm-generic/pci-dma-compat.h new file mode 100644 index 0000000..1b1433e --- /dev/null +++ b/backport-include/asm-generic/pci-dma-compat.h @@ -0,0 +1,17 @@ +#ifndef __BACKPORT_ASM_GENERIC_PCI_DMA_COMPAT_H +#define __BACKPORT_ASM_GENERIC_PCI_DMA_COMPAT_H +#include_next <asm-generic/pci-dma-compat.h> + +#if LINUX_VERSION_IS_LESS(3,17,0) +#define pci_zalloc_consistent LINUX_BACKPORT(pci_zalloc_consistent) +static inline void *pci_zalloc_consistent(struct pci_dev *hwdev, size_t size, + dma_addr_t *dma_handle) +{ + void *ret = pci_alloc_consistent(hwdev, size, dma_handle); + if (ret) + memset(ret, 0, size); + return ret; +} +#endif + +#endif /* __BACKPORT_ASM_GENERIC_PCI_DMA_COMPAT_H */ |