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Edit File: swiotlb-xen.h

/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_ARM_SWIOTLB_XEN_H #define _ASM_ARM_SWIOTLB_XEN_H #include <xen/features.h> #include <xen/xen.h> static inline int xen_swiotlb_detect(void) { if (!xen_domain()) return 0; if (xen_feature(XENFEAT_direct_mapped)) return 1; /* legacy case */ if (!xen_feature(XENFEAT_not_direct_mapped) && xen_initial_domain()) return 1; return 0; } #endif /* _ASM_ARM_SWIOTLB_XEN_H */