diff options
Diffstat (limited to 'arch/powerpc/include/asm/dcr-mmio.h')
| -rw-r--r-- | arch/powerpc/include/asm/dcr-mmio.h | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/arch/powerpc/include/asm/dcr-mmio.h b/arch/powerpc/include/asm/dcr-mmio.h deleted file mode 100644 index fc6d93ef4a13..000000000000 --- a/arch/powerpc/include/asm/dcr-mmio.h +++ /dev/null @@ -1,44 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * (c) Copyright 2006 Benjamin Herrenschmidt, IBM Corp. - * <benh@kernel.crashing.org> - */ - -#ifndef _ASM_POWERPC_DCR_MMIO_H -#define _ASM_POWERPC_DCR_MMIO_H -#ifdef __KERNEL__ - -#include <asm/io.h> - -typedef struct { - void __iomem *token; - unsigned int stride; - unsigned int base; -} dcr_host_mmio_t; - -static inline bool dcr_map_ok_mmio(dcr_host_mmio_t host) -{ - return host.token != NULL; -} - -extern dcr_host_mmio_t dcr_map_mmio(struct device_node *dev, - unsigned int dcr_n, - unsigned int dcr_c); -extern void dcr_unmap_mmio(dcr_host_mmio_t host, unsigned int dcr_c); - -static inline u32 dcr_read_mmio(dcr_host_mmio_t host, unsigned int dcr_n) -{ - return in_be32(host.token + ((host.base + dcr_n) * host.stride)); -} - -static inline void dcr_write_mmio(dcr_host_mmio_t host, - unsigned int dcr_n, - u32 value) -{ - out_be32(host.token + ((host.base + dcr_n) * host.stride), value); -} - -#endif /* __KERNEL__ */ -#endif /* _ASM_POWERPC_DCR_MMIO_H */ - - |