/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ___ASM_SPARC_DMA_MAPPING_H #define ___ASM_SPARC_DMA_MAPPING_H #include extern const struct dma_map_ops *dma_ops; extern struct bus_type pci_bus_type; static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) { #ifdef CONFIG_SPARC_LEON if (sparc_cpu_model == sparc_leon) return NULL; #endif #if defined(CONFIG_SPARC32) && defined(CONFIG_PCI) if (bus == &pci_bus_type) return NULL; #endif return dma_ops; } #endif