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
   8 struct dev_archdata {
   9 #ifdef CONFIG_ARM_DMA_USE_IOMMU
  10         struct dma_iommu_mapping        *mapping;
  11 #endif
  12         unsigned int dma_ops_setup:1;
  13 };
  14
  15 struct omap_device;
  16
  17 struct pdev_archdata {
  18 #ifdef CONFIG_ARCH_OMAP
  19         struct omap_device *od;
  20 #endif
  21 };
  22
  23 #ifdef CONFIG_ARM_DMA_USE_IOMMU
  24 #define to_dma_iommu_mapping(dev) ((dev)->archdata.mapping)
  25 #else
  26 #define to_dma_iommu_mapping(dev) NULL
  27 #endif
  28
  29 #endif