ieee820154: add channel set support

[deliverable/linux.git] / net / mac802154 / cfg.c

diff --git a/net/mac802154/cfg.c b/net/mac802154/cfg.c
index d2c4e8f89720a8288043628ad894c7fa32964203..9d5b1895c752ed9317dffdf2f129eeed34187bfc 100644 (file)
--- a/net/mac802154/cfg.c
+++ b/net/mac802154/cfg.c
@@ -17,6 +17,7 @@
 #include <net/cfg802154.h>
 
 #include "ieee802154_i.h"
+#include "driver-ops.h"
 #include "cfg.h"
 
 static struct net_device *
@@ -41,7 +42,30 @@ static void ieee802154_del_iface_deprecated(struct wpan_phy *wpan_phy,
        ieee802154_if_remove(sdata);
 }
 
+static int
+ieee802154_set_channel(struct wpan_phy *wpan_phy, const u8 page,
+                      const u8 channel)
+{
+       struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
+       int ret;
+
+       ASSERT_RTNL();
+
+       /* check if phy support this setting */
+       if (!(wpan_phy->channels_supported[page] & BIT(channel)))
+               return -EINVAL;
+
+       ret = drv_set_channel(local, page, channel);
+       if (!ret) {
+               wpan_phy->current_page = page;
+               wpan_phy->current_channel = channel;
+       }
+
+       return ret;
+}
+
 const struct cfg802154_ops mac802154_config_ops = {
        .add_virtual_intf_deprecated = ieee802154_add_iface_deprecated,
        .del_virtual_intf_deprecated = ieee802154_del_iface_deprecated,
+       .set_channel = ieee802154_set_channel,
 };