svn commit: r289083 - head/sys/dev/iicbus
Ian Lepore
ian at FreeBSD.org
Fri Oct 9 21:27:31 UTC 2015
Author: ian
Date: Fri Oct 9 21:27:30 2015
New Revision: 289083
URL: https://svnweb.freebsd.org/changeset/base/289083
Log:
Style and whitespace cleanups. The only functional change is removal of
a printf that appears to be left over from development debugging.
Modified:
head/sys/dev/iicbus/icee.c
Modified: head/sys/dev/iicbus/icee.c
==============================================================================
--- head/sys/dev/iicbus/icee.c Fri Oct 9 21:04:28 2015 (r289082)
+++ head/sys/dev/iicbus/icee.c Fri Oct 9 21:27:30 2015 (r289083)
@@ -84,7 +84,7 @@ static struct cdevsw icee_cdevsw =
static int
icee_probe(device_t dev)
{
- /* XXX really probe? -- not until we know the size... */
+
device_set_desc(dev, "I2C EEPROM");
return (BUS_PROBE_NOWILDCARD);
}
@@ -118,7 +118,7 @@ icee_attach(device_t dev)
}
sc->cdev->si_drv1 = sc;
ICEE_LOCK_INIT(sc);
-out:;
+out:
return (err);
}
@@ -126,7 +126,7 @@ static int
icee_open(struct cdev *dev, int oflags, int devtype, struct thread *td)
{
- return (0);
+ return (0);
}
static int
@@ -241,18 +241,14 @@ icee_write(struct cdev *dev, struct uio
error = iicbus_transfer(sc->sc_dev, wr, 1);
if (error)
break;
- // Now wait for the write to be done by trying to read
- // the part.
+ /* Read after write to wait for write-done. */
waitlimit = 10000;
rd[0].slave = slave;
- do
- {
- error = iicbus_transfer(sc->sc_dev, rd, 1);
+ do {
+ error = iicbus_transfer(sc->sc_dev, rd, 1);
} while (waitlimit-- > 0 && error != 0);
- if (error) {
- printf("waiting for write failed %d\n", error);
- break;
- }
+ if (error)
+ break;
}
ICEE_UNLOCK(sc);
return error;
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