83 lines
2.5 KiB
C
83 lines
2.5 KiB
C
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/*
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* Copyright 2004-2014 Freescale Semiconductor, Inc. All Rights Reserved.
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*/
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/*
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* The code contained herein is licensed under the GNU Lesser General
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* Public License. You may obtain a copy of the GNU Lesser General
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* Public License Version 2.1 or later at the following locations:
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*
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* http://www.opensource.org/licenses/lgpl-license.html
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* http://www.gnu.org/copyleft/lgpl.html
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*/
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#ifndef __ASM_ARCH_MXC_PMIC_STATUS_H__
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#define __ASM_ARCH_MXC_PMIC_STATUS_H__
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#include <asm-generic/errno-base.h>
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#ifdef __KERNEL__
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#include <asm/uaccess.h> /* copy_{from,to}_user() */
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#endif
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/*!
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* @file arch-mxc/pmic_status.h
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* @brief PMIC APIs return code definition.
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*
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* @ingroup PMIC_CORE
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*/
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/*!
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* @enum PMIC_STATUS
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* @brief Define return values for all PMIC APIs.
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*
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* These return values are used by all of the PMIC APIs.
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*
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* @ingroup PMIC
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*/
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typedef enum {
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PMIC_SUCCESS = 0, /*!< The requested operation was successfully
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completed. */
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PMIC_ERROR = -1, /*!< The requested operation could not be completed
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due to an error. */
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PMIC_PARAMETER_ERROR = -2, /*!< The requested operation failed because
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one or more of the parameters was
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invalid. */
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PMIC_NOT_SUPPORTED = -3, /*!< The requested operation could not be
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completed because the PMIC hardware
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does not support it. */
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PMIC_SYSTEM_ERROR_EINTR = -EINTR,
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PMIC_MALLOC_ERROR = -5, /*!< Error in malloc function */
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PMIC_UNSUBSCRIBE_ERROR = -6, /*!< Error in un-subscribe event */
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PMIC_EVENT_NOT_SUBSCRIBED = -7, /*!< Event occur and not subscribed */
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PMIC_EVENT_CALL_BACK = -8, /*!< Error - bad call back */
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PMIC_CLIENT_NBOVERFLOW = -9, /*!< The requested operation could not be
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completed because there are too many
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PMIC client requests */
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} PMIC_STATUS;
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/*
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* Bitfield macros that use rely on bitfield width/shift information.
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*/
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#define BITFMASK(field) (((1U << (field ## _WID)) - 1) << (field ## _LSH))
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#define BITFVAL(field, val) ((val) << (field ## _LSH))
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#define BITFEXT(var, bit) ((var & BITFMASK(bit)) >> (bit ## _LSH))
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/*
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* Macros implementing error handling
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*/
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#define CHECK_ERROR(a) \
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do { \
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int ret = (a); \
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if (ret != PMIC_SUCCESS) \
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return ret; \
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} while (0)
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#define CHECK_ERROR_KFREE(func, freeptrs) \
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do { \
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int ret = (func); \
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if (ret != PMIC_SUCCESS) { \
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freeptrs; \
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return ret; \
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} \
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} while (0);
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#endif /* __ASM_ARCH_MXC_PMIC_STATUS_H__ */
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