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Bugs in example code, problems with force mode and missing ioctl #84

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Bugs in example code, problems with force mode and missing ioctl #84

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13 changes: 7 additions & 6 deletions examples/linux_userspace.c
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Original file line number Diff line number Diff line change
Expand Up @@ -20,10 +20,10 @@
* \include linux_userspace.c
*/

#ifdef __KERNEL__
//#ifdef __KERNEL__
#include <linux/i2c-dev.h>
#include <sys/ioctl.h>
#endif
//#endif

/******************************************************************************/
/*! System header files */
Expand Down Expand Up @@ -153,18 +153,19 @@ int main(int argc, char* argv[])
fprintf(stderr, "Failed to open the i2c bus %s\n", argv[1]);
exit(1);
}

#ifdef __KERNEL__

id.dev_addr = BME280_I2C_ADDR_PRIM;
//#ifdef __KERNEL__
if (ioctl(id.fd, I2C_SLAVE, id.dev_addr) < 0)
{
fprintf(stderr, "Failed to acquire bus access and/or talk to slave.\n");
exit(1);
}

#endif
//#endif

/* Make sure to select BME280_I2C_ADDR_PRIM or BME280_I2C_ADDR_SEC as needed */
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@lauralindzey lauralindzey May 7, 2023

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Given that you've moved the line of code that this is referring to, you probably want to move the comment too =)

id.dev_addr = BME280_I2C_ADDR_PRIM;


dev.intf = BME280_I2C_INTF;
dev.read = user_i2c_read;
Expand Down