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apps/system/i2c: Adapt to rename I2C_M_RESTART->i2C_M_START. I2C_M_NOSTOP should be in flags of first message in every write-read and write-write mesage sequence.

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This commit is contained in:
Gregory Nutt 2018-08-03 08:47:02 -06:00
parent d9cb9175ac
commit a1e5bf6bf3
3 changed files with 5 additions and 4 deletions
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2
system/i2c/i2c_dev.c
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@ -156,7 +156,7 @@ int i2ccmd_dev(FAR struct i2ctool_s *i2ctool, int argc, char **argv)
msg[0].frequency = i2ctool->freq;
msg[0].addr = addr;
msg[0].flags = 0;
msg[0].flags = I2C_M_NOSTOP;
msg[0].buffer = &regaddr;
msg[0].length = 1;

2
system/i2c/i2c_get.c
View File

@ -184,7 +184,7 @@ int i2ctool_get(FAR struct i2ctool_s *i2ctool, int fd, uint8_t regaddr,
msg[0].frequency = i2ctool->freq;
msg[0].addr = i2ctool->addr;
msg[0].flags = 0;
msg[0].flags = I2C_M_NOSTOP;
msg[0].buffer = &regaddr;
msg[0].length = 1;

5
system/i2c/i2c_set.c
View File

@ -211,13 +211,14 @@ int i2ctool_set(FAR struct i2ctool_s *i2ctool, int fd, uint8_t regaddr,
msg[0].frequency = i2ctool->freq;
msg[0].addr = i2ctool->addr;
msg[0].flags = 0;
msg[0].flags = I2C_M_NOSTOP;
msg[0].buffer = &regaddr;
msg[0].length = 1;
msg[1].frequency = i2ctool->freq;
msg[1].addr = i2ctool->addr;
msg[1].flags = 0;
if (i2ctool->width == 8)
{
u.data8 = (uint8_t)value;
@ -241,7 +242,7 @@ int i2ctool_set(FAR struct i2ctool_s *i2ctool, int fd, uint8_t regaddr,
}
else
{
msg[1].flags |= I2C_M_NORESTART;
msg[1].flags |= I2C_M_NOSTART;
ret = i2cdev_transfer(fd, msg, 2);
}