Author: ian
Date: Sat Oct 10 02:29:02 2015
New Revision: 289105
URL: https://svnweb.freebsd.org/changeset/base/289105

Log:
  Translate iic hardware layer status values to errno return values.

Modified:
  head/sys/dev/iicbus/icee.c

Modified: head/sys/dev/iicbus/icee.c
==============================================================================
--- head/sys/dev/iicbus/icee.c  Sat Oct 10 02:06:07 2015        (r289104)
+++ head/sys/dev/iicbus/icee.c  Sat Oct 10 02:29:02 2015        (r289105)
@@ -180,8 +180,10 @@ icee_read(struct cdev *dev, struct uio *
                for (i = 0; i < 2; i++)
                        msgs[i].slave = slave;
                error = iicbus_transfer(sc->sc_dev, msgs, 2);
-               if (error)
+               if (error) {
+                       error = iic2errno(error);
                        break;
+               }
                error = uiomove(data, len, uio);
                if (error)
                        break;
@@ -239,16 +241,20 @@ icee_write(struct cdev *dev, struct uio 
                if (error)
                        break;
                error = iicbus_transfer(sc->sc_dev, wr, 1);
-               if (error)
+               if (error) {
+                       error = iic2errno(error);
                        break;
+               }
                /* Read after write to wait for write-done. */
                waitlimit = 10000;
                rd[0].slave = slave;
                do {
                        error = iicbus_transfer(sc->sc_dev, rd, 1);
                } while (waitlimit-- > 0 && error != 0);
-               if (error)
+               if (error) {
+                       error = iic2errno(error);
                        break;
+               }
        }
        ICEE_UNLOCK(sc);
        return error;
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