1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Arch specific extensions to struct device 4*4882a593Smuzhiyun */ 5*4882a593Smuzhiyun #ifndef ASMARM_DEVICE_H 6*4882a593Smuzhiyun #define ASMARM_DEVICE_H 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun struct dev_archdata { 9*4882a593Smuzhiyun #ifdef CONFIG_DMABOUNCE 10*4882a593Smuzhiyun struct dmabounce_device_info *dmabounce; 11*4882a593Smuzhiyun #endif 12*4882a593Smuzhiyun #ifdef CONFIG_ARM_DMA_USE_IOMMU 13*4882a593Smuzhiyun struct dma_iommu_mapping *mapping; 14*4882a593Smuzhiyun #endif 15*4882a593Smuzhiyun unsigned int dma_coherent:1; 16*4882a593Smuzhiyun unsigned int dma_ops_setup:1; 17*4882a593Smuzhiyun }; 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun struct omap_device; 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun struct pdev_archdata { 22*4882a593Smuzhiyun #ifdef CONFIG_ARCH_OMAP 23*4882a593Smuzhiyun struct omap_device *od; 24*4882a593Smuzhiyun #endif 25*4882a593Smuzhiyun }; 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun #ifdef CONFIG_ARM_DMA_USE_IOMMU 28*4882a593Smuzhiyun #define to_dma_iommu_mapping(dev) ((dev)->archdata.mapping) 29*4882a593Smuzhiyun #else 30*4882a593Smuzhiyun #define to_dma_iommu_mapping(dev) NULL 31*4882a593Smuzhiyun #endif 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun #endif 34