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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /net/mac802154/cfg.c
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'net/mac802154/cfg.c')
-rw-r--r--net/mac802154/cfg.c81
1 files changed, 63 insertions, 18 deletions
diff --git a/net/mac802154/cfg.c b/net/mac802154/cfg.c
index 317c4662e..c865ebb2a 100644
--- a/net/mac802154/cfg.c
+++ b/net/mac802154/cfg.c
@@ -44,6 +44,49 @@ static void ieee802154_del_iface_deprecated(struct wpan_phy *wpan_phy,
ieee802154_if_remove(sdata);
}
+#ifdef CONFIG_PM
+static int ieee802154_suspend(struct wpan_phy *wpan_phy)
+{
+ struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
+
+ if (!local->open_count)
+ goto suspend;
+
+ ieee802154_stop_queue(&local->hw);
+ synchronize_net();
+
+ /* stop hardware - this must stop RX */
+ ieee802154_stop_device(local);
+
+suspend:
+ local->suspended = true;
+ return 0;
+}
+
+static int ieee802154_resume(struct wpan_phy *wpan_phy)
+{
+ struct ieee802154_local *local = wpan_phy_priv(wpan_phy);
+ int ret;
+
+ /* nothing to do if HW shouldn't run */
+ if (!local->open_count)
+ goto wake_up;
+
+ /* restart hardware */
+ ret = drv_start(local);
+ if (ret)
+ return ret;
+
+wake_up:
+ ieee802154_wake_queue(&local->hw);
+ local->suspended = false;
+ return 0;
+}
+#else
+#define ieee802154_suspend NULL
+#define ieee802154_resume NULL
+#endif
+
static int
ieee802154_add_iface(struct wpan_phy *phy, const char *name,
unsigned char name_assign_type,
@@ -145,13 +188,18 @@ static int
ieee802154_set_pan_id(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
__le16 pan_id)
{
+ int ret;
+
ASSERT_RTNL();
if (wpan_dev->pan_id == pan_id)
return 0;
- wpan_dev->pan_id = pan_id;
- return 0;
+ ret = mac802154_wpan_update_llsec(wpan_dev->netdev);
+ if (!ret)
+ wpan_dev->pan_id = pan_id;
+
+ return ret;
}
static int
@@ -161,10 +209,6 @@ ieee802154_set_backoff_exponent(struct wpan_phy *wpan_phy,
{
ASSERT_RTNL();
- if (wpan_dev->min_be == min_be &&
- wpan_dev->max_be == max_be)
- return 0;
-
wpan_dev->min_be = min_be;
wpan_dev->max_be = max_be;
return 0;
@@ -176,9 +220,6 @@ ieee802154_set_short_addr(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
{
ASSERT_RTNL();
- if (wpan_dev->short_addr == short_addr)
- return 0;
-
wpan_dev->short_addr = short_addr;
return 0;
}
@@ -190,9 +231,6 @@ ieee802154_set_max_csma_backoffs(struct wpan_phy *wpan_phy,
{
ASSERT_RTNL();
- if (wpan_dev->csma_retries == max_csma_backoffs)
- return 0;
-
wpan_dev->csma_retries = max_csma_backoffs;
return 0;
}
@@ -204,9 +242,6 @@ ieee802154_set_max_frame_retries(struct wpan_phy *wpan_phy,
{
ASSERT_RTNL();
- if (wpan_dev->frame_retries == max_frame_retries)
- return 0;
-
wpan_dev->frame_retries = max_frame_retries;
return 0;
}
@@ -217,16 +252,25 @@ ieee802154_set_lbt_mode(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev,
{
ASSERT_RTNL();
- if (wpan_dev->lbt == mode)
- return 0;
-
wpan_dev->lbt = mode;
return 0;
}
+static int
+ieee802154_set_ackreq_default(struct wpan_phy *wpan_phy,
+ struct wpan_dev *wpan_dev, bool ackreq)
+{
+ ASSERT_RTNL();
+
+ wpan_dev->ackreq = ackreq;
+ return 0;
+}
+
const struct cfg802154_ops mac802154_config_ops = {
.add_virtual_intf_deprecated = ieee802154_add_iface_deprecated,
.del_virtual_intf_deprecated = ieee802154_del_iface_deprecated,
+ .suspend = ieee802154_suspend,
+ .resume = ieee802154_resume,
.add_virtual_intf = ieee802154_add_iface,
.del_virtual_intf = ieee802154_del_iface,
.set_channel = ieee802154_set_channel,
@@ -239,4 +283,5 @@ const struct cfg802154_ops mac802154_config_ops = {
.set_max_csma_backoffs = ieee802154_set_max_csma_backoffs,
.set_max_frame_retries = ieee802154_set_max_frame_retries,
.set_lbt_mode = ieee802154_set_lbt_mode,
+ .set_ackreq_default = ieee802154_set_ackreq_default,
};