LXR linux/arch/arm/include/asm/device.h

   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_ARM_DMA_USE_IOMMU
  13        struct dma_iommu_mapping        *mapping;
  14#endif
  15        unsigned int dma_coherent:1;
  16        unsigned int dma_ops_setup:1;
  17};
  18
  19struct omap_device;
  20
  21struct pdev_archdata {
  22#ifdef CONFIG_ARCH_OMAP
  23        struct omap_device *od;
  24#endif
  25};
  26
  27#ifdef CONFIG_ARM_DMA_USE_IOMMU
  28#define to_dma_iommu_mapping(dev) ((dev)->archdata.mapping)
  29#else
  30#define to_dma_iommu_mapping(dev) NULL
  31#endif
  32
  33#endif
  34