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authorAlexander Aring <alex.aring@gmail.com>2014-11-12 03:36:55 +0100
committerMarcel Holtmann <marcel@holtmann.org>2014-11-12 05:10:38 +0100
commitab0bd561724bf3c09aa80e76ca0a187c6880bc5c (patch)
tree0a76f4758dab960dbee5ab1f8577bd452adb948b /net/ieee802154
parent9d30a8cf98b2dd132d6e4503718df78ffc1b7f53 (diff)
ieee820154: add channel set support
This patch adds page and channel setting support to nl802154 framework. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/ieee802154')
-rw-r--r--net/ieee802154/nl802154.c28
-rw-r--r--net/ieee802154/rdev-ops.h7
2 files changed, 35 insertions, 0 deletions
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index 46df7dca92d9..d8ef2c8a182f 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -23,6 +23,7 @@
#include <net/sock.h>
#include "nl802154.h"
+#include "rdev-ops.h"
#include "core.h"
static int nl802154_pre_doit(const struct genl_ops *ops, struct sk_buff *skb,
@@ -550,6 +551,25 @@ static int nl802154_get_interface(struct sk_buff *skb, struct genl_info *info)
return genlmsg_reply(msg, info);
}
+static int nl802154_set_channel(struct sk_buff *skb, struct genl_info *info)
+{
+ struct cfg802154_registered_device *rdev = info->user_ptr[0];
+ u8 channel, page;
+
+ if (!info->attrs[NL802154_ATTR_PAGE] ||
+ !info->attrs[NL802154_ATTR_CHANNEL])
+ return -EINVAL;
+
+ page = nla_get_u8(info->attrs[NL802154_ATTR_PAGE]);
+ channel = nla_get_u8(info->attrs[NL802154_ATTR_CHANNEL]);
+
+ /* check 802.15.4 constraints */
+ if (page >= WPAN_NUM_PAGES || channel >= WPAN_NUM_CHANNELS)
+ return -EINVAL;
+
+ return rdev_set_channel(rdev, page, channel);
+}
+
#define NL802154_FLAG_NEED_WPAN_PHY 0x01
#define NL802154_FLAG_NEED_NETDEV 0x02
#define NL802154_FLAG_NEED_RTNL 0x04
@@ -660,6 +680,14 @@ static const struct genl_ops nl802154_ops[] = {
.internal_flags = NL802154_FLAG_NEED_WPAN_DEV |
NL802154_FLAG_NEED_RTNL,
},
+ {
+ .cmd = NL802154_CMD_SET_CHANNEL,
+ .doit = nl802154_set_channel,
+ .policy = nl802154_policy,
+ .flags = GENL_ADMIN_PERM,
+ .internal_flags = NL802154_FLAG_NEED_WPAN_PHY |
+ NL802154_FLAG_NEED_RTNL,
+ },
};
/* initialisation/exit functions */
diff --git a/net/ieee802154/rdev-ops.h b/net/ieee802154/rdev-ops.h
index ac8824ec168c..8a3b0eb4e026 100644
--- a/net/ieee802154/rdev-ops.h
+++ b/net/ieee802154/rdev-ops.h
@@ -20,4 +20,11 @@ rdev_del_virtual_intf_deprecated(struct cfg802154_registered_device *rdev,
rdev->ops->del_virtual_intf_deprecated(&rdev->wpan_phy, dev);
}
+static inline int
+rdev_set_channel(struct cfg802154_registered_device *rdev, const u8 page,
+ const u8 channel)
+{
+ return rdev->ops->set_channel(&rdev->wpan_phy, page, channel);
+}
+
#endif /* __CFG802154_RDEV_OPS */

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