svn commit: r306589 - head/sys/dev/iicbus

Warner Losh imp at FreeBSD.org
Sun Oct 2 17:36:56 UTC 2016


Author: imp
Date: Sun Oct  2 17:36:55 2016
New Revision: 306589
URL: https://svnweb.freebsd.org/changeset/base/306589

Log:
  Implement iicbus_write_ivar and impelemnt the NOSTOP ivar in both read
  and write.

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

Modified: head/sys/dev/iicbus/iicbus.c
==============================================================================
--- head/sys/dev/iicbus/iicbus.c	Sun Oct  2 17:02:59 2016	(r306588)
+++ head/sys/dev/iicbus/iicbus.c	Sun Oct  2 17:36:55 2016	(r306589)
@@ -192,6 +192,26 @@ iicbus_read_ivar(device_t bus, device_t 
 	case IICBUS_IVAR_ADDR:
 		*result = devi->addr;
 		break;
+	case IICBUS_IVAR_NOSTOP:
+		*result = devi->nostop;
+		break;
+	}
+	return (0);
+}
+
+static int
+iicbus_write_ivar(device_t bus, device_t child, int which, uintptr_t value)
+{
+	struct iicbus_ivar *devi = IICBUS_IVAR(child);
+
+	switch (which) {
+	default:
+		return (EINVAL);
+	case IICBUS_IVAR_ADDR:
+		return (EINVAL);
+	case IICBUS_IVAR_NOSTOP:
+		devi->nostop = value;
+		break;
 	}
 	return (0);
 }
@@ -328,6 +348,7 @@ static device_method_t iicbus_methods[] 
 	DEVMETHOD(bus_print_child,	iicbus_print_child),
 	DEVMETHOD(bus_probe_nomatch,	iicbus_probe_nomatch),
 	DEVMETHOD(bus_read_ivar,	iicbus_read_ivar),
+	DEVMETHOD(bus_write_ivar,	iicbus_write_ivar),
 	DEVMETHOD(bus_child_pnpinfo_str, iicbus_child_pnpinfo_str),
 	DEVMETHOD(bus_child_location_str, iicbus_child_location_str),
 	DEVMETHOD(bus_hinted_child,	iicbus_hinted_child),


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