xref: /arm-trusted-firmware/drivers/renesas/common/io/io_private.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved.
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  */
6*91f16700Schasinglulu 
7*91f16700Schasinglulu #ifndef IO_PRIVATE_H
8*91f16700Schasinglulu #define IO_PRIVATE_H
9*91f16700Schasinglulu 
10*91f16700Schasinglulu /*
11*91f16700Schasinglulu  * Return codes reported by 'io_*' APIs
12*91f16700Schasinglulu  * The value of fail should not overlap with define of the errno.
13*91f16700Schasinglulu  * The errno is in "include/lib/stdlib/sys/errno.h".
14*91f16700Schasinglulu  */
15*91f16700Schasinglulu #define IO_SUCCESS		(0)
16*91f16700Schasinglulu #define IO_FAIL			(-0x81)
17*91f16700Schasinglulu #define IO_NOT_SUPPORTED	(-0x82)
18*91f16700Schasinglulu #define IO_RESOURCES_EXHAUSTED	(-0x83)
19*91f16700Schasinglulu 
20*91f16700Schasinglulu #endif /* IO_PRIVATE_H */
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