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Make value an uint32 before shifting 16 places left

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Sebastien Lorquet 2017-04-29 09:03:32 +02:00
parent b78137049c
commit faeef8e700
1 changed files with 3 additions and 3 deletions
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6
include/nuttx/spi/spi.h
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@ -458,12 +458,12 @@ enum spi_devtype_e
/* This builds a SPI devid from its type and index */ /* This builds a SPI devid from its type and index */
#define SPIDEV_ID(type,index) (((type)&0xFFFF)<<16 | (index)&0xFFFF) #define SPIDEV_ID(type,index) (((uint32_t)(type)&0xFFFF)<<16 | (uint32_t)(index)&0xFFFF)
/* This retrieves the fields from a SPI devid */ /* This retrieves the fields from a SPI devid */
#define SPIDEVID_TYPE (devid) (((devid)>>16)&0xFFFF) #define SPIDEVID_TYPE (devid) (((uint32_t)(devid)>>16)&0xFFFF)
#define SPIDEVID_INDEX(devid) ( (devid) &0xFFFF) #define SPIDEVID_INDEX(devid) ( (uint32_t)(devid) &0xFFFF)
/* These are replacement definitions for the currently used SPI device indexes. /* These are replacement definitions for the currently used SPI device indexes.
* They are meant as a compatibility measure. it is expected that new drivers * They are meant as a compatibility measure. it is expected that new drivers