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Edit File: dcr-generic.h

/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * (c) Copyright 2006 Benjamin Herrenschmidt, IBM Corp. * <benh@kernel.crashing.org> */ #ifndef _ASM_POWERPC_DCR_GENERIC_H #define _ASM_POWERPC_DCR_GENERIC_H #ifdef __KERNEL__ #ifndef __ASSEMBLY__ enum host_type_t {DCR_HOST_MMIO, DCR_HOST_NATIVE, DCR_HOST_INVALID}; typedef struct { enum host_type_t type; union { dcr_host_mmio_t mmio; dcr_host_native_t native; } host; } dcr_host_t; extern bool dcr_map_ok_generic(dcr_host_t host); extern dcr_host_t dcr_map_generic(struct device_node *dev, unsigned int dcr_n, unsigned int dcr_c); extern void dcr_unmap_generic(dcr_host_t host, unsigned int dcr_c); extern u32 dcr_read_generic(dcr_host_t host, unsigned int dcr_n); extern void dcr_write_generic(dcr_host_t host, unsigned int dcr_n, u32 value); #endif /* __ASSEMBLY__ */ #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_DCR_GENERIC_H */