tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Arch specific extensions to struct device
4 */
5#ifndef ASMARM_DEVICE_H
6#define ASMARM_DEVICE_H
7
8struct dev_archdata {
9#ifdef CONFIG_DMABOUNCE
10 struct dmabounce_device_info *dmabounce;
11#endif
12#ifdef CONFIG_IOMMU_API
13 void *iommu; /* private IOMMU data */
14#endif
15#ifdef CONFIG_ARM_DMA_USE_IOMMU
16 struct dma_iommu_mapping *mapping;
17#endif
18 unsigned int dma_coherent:1;
19 unsigned int dma_ops_setup:1;
20};
21
22struct omap_device;
23
24struct pdev_archdata {
25#ifdef CONFIG_ARCH_OMAP
26 struct omap_device *od;
27#endif
28};
29
30#ifdef CONFIG_ARM_DMA_USE_IOMMU
31#define to_dma_iommu_mapping(dev) ((dev)->archdata.mapping)
32#else
33#define to_dma_iommu_mapping(dev) NULL
34#endif
35
36#endif