diff options
| -rw-r--r-- | include/net/cfg802154.h | 1 | ||||
| -rw-r--r-- | net/ieee802154/nl802154.c | 30 | ||||
| -rw-r--r-- | net/ieee802154/rdev-ops.h | 12 | ||||
| -rw-r--r-- | net/ieee802154/trace.h | 15 | ||||
| -rw-r--r-- | net/mac802154/cfg.c | 19 |
5 files changed, 77 insertions, 0 deletions
diff --git a/include/net/cfg802154.h b/include/net/cfg802154.h index 4de59aa96173..2e3bb012c2ff 100644 --- a/include/net/cfg802154.h +++ b/include/net/cfg802154.h @@ -44,6 +44,7 @@ struct cfg802154_ops { int (*set_channel)(struct wpan_phy *wpan_phy, u8 page, u8 channel); int (*set_cca_mode)(struct wpan_phy *wpan_phy, const struct wpan_phy_cca *cca); + int (*set_tx_power)(struct wpan_phy *wpan_phy, s32 power); int (*set_pan_id)(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, __le16 pan_id); int (*set_short_addr)(struct wpan_phy *wpan_phy, diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index 212a795b33c9..5c9d524ba02c 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -783,6 +783,28 @@ static int nl802154_set_cca_mode(struct sk_buff *skb, struct genl_info *info) return rdev_set_cca_mode(rdev, &cca); } +static int nl802154_set_tx_power(struct sk_buff *skb, struct genl_info *info) +{ + struct cfg802154_registered_device *rdev = info->user_ptr[0]; + s32 power; + int i; + + if (!(rdev->wpan_phy.flags & WPAN_PHY_FLAG_TXPOWER)) + return -EOPNOTSUPP; + + if (!info->attrs[NL802154_ATTR_TX_POWER]) + return -EINVAL; + + power = nla_get_s32(info->attrs[NL802154_ATTR_TX_POWER]); + + for (i = 0; i < rdev->wpan_phy.supported.tx_powers_size; i++) { + if (power == rdev->wpan_phy.supported.tx_powers[i]) + return rdev_set_tx_power(rdev, power); + } + + return -EINVAL; +} + static int nl802154_set_pan_id(struct sk_buff *skb, struct genl_info *info) { struct cfg802154_registered_device *rdev = info->user_ptr[0]; @@ -1094,6 +1116,14 @@ static const struct genl_ops nl802154_ops[] = { NL802154_FLAG_NEED_RTNL, }, { + .cmd = NL802154_CMD_SET_TX_POWER, + .doit = nl802154_set_tx_power, + .policy = nl802154_policy, + .flags = GENL_ADMIN_PERM, + .internal_flags = NL802154_FLAG_NEED_WPAN_PHY | + NL802154_FLAG_NEED_RTNL, + }, + { .cmd = NL802154_CMD_SET_PAN_ID, .doit = nl802154_set_pan_id, .policy = nl802154_policy, diff --git a/net/ieee802154/rdev-ops.h b/net/ieee802154/rdev-ops.h index 7b5a9dd94fe5..36456118a6ec 100644 --- a/net/ieee802154/rdev-ops.h +++ b/net/ieee802154/rdev-ops.h @@ -75,6 +75,18 @@ rdev_set_cca_mode(struct cfg802154_registered_device *rdev, } static inline int +rdev_set_tx_power(struct cfg802154_registered_device *rdev, + s32 power) +{ + int ret; + + trace_802154_rdev_set_tx_power(&rdev->wpan_phy, power); + ret = rdev->ops->set_tx_power(&rdev->wpan_phy, power); + trace_802154_rdev_return_int(&rdev->wpan_phy, ret); + return ret; +} + +static inline int rdev_set_pan_id(struct cfg802154_registered_device *rdev, struct wpan_dev *wpan_dev, __le16 pan_id) { diff --git a/net/ieee802154/trace.h b/net/ieee802154/trace.h index 5ac25eb6ed17..1f1cecc420d7 100644 --- a/net/ieee802154/trace.h +++ b/net/ieee802154/trace.h @@ -93,6 +93,21 @@ TRACE_EVENT(802154_rdev_set_channel, __entry->page, __entry->channel) ); +TRACE_EVENT(802154_rdev_set_tx_power, + TP_PROTO(struct wpan_phy *wpan_phy, s32 power), + TP_ARGS(wpan_phy, power), + TP_STRUCT__entry( + WPAN_PHY_ENTRY + __field(s32, power) + ), + TP_fast_assign( + WPAN_PHY_ASSIGN; + __entry->power = power; + ), + TP_printk(WPAN_PHY_PR_FMT ", power: %d", WPAN_PHY_PR_ARG, + __entry->power) +); + TRACE_EVENT(802154_rdev_set_cca_mode, TP_PROTO(struct wpan_phy *wpan_phy, const struct wpan_phy_cca *cca), TP_ARGS(wpan_phy, cca), diff --git a/net/mac802154/cfg.c b/net/mac802154/cfg.c index d5290ea49dca..ab12fa296eb3 100644 --- a/net/mac802154/cfg.c +++ b/net/mac802154/cfg.c @@ -106,6 +106,24 @@ ieee802154_set_cca_mode(struct wpan_phy *wpan_phy, } static int +ieee802154_set_tx_power(struct wpan_phy *wpan_phy, s32 power) +{ + struct ieee802154_local *local = wpan_phy_priv(wpan_phy); + int ret; + + ASSERT_RTNL(); + + if (wpan_phy->transmit_power == power) + return 0; + + ret = drv_set_tx_power(local, power); + if (!ret) + wpan_phy->transmit_power = power; + + return ret; +} + +static int ieee802154_set_pan_id(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, __le16 pan_id) { @@ -195,6 +213,7 @@ const struct cfg802154_ops mac802154_config_ops = { .del_virtual_intf = ieee802154_del_iface, .set_channel = ieee802154_set_channel, .set_cca_mode = ieee802154_set_cca_mode, + .set_tx_power = ieee802154_set_tx_power, .set_pan_id = ieee802154_set_pan_id, .set_short_addr = ieee802154_set_short_addr, .set_backoff_exponent = ieee802154_set_backoff_exponent, |