diff options
| author | Alexander Aring <alex.aring@gmail.com> | 2015-05-27 13:42:10 +0200 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2015-05-27 19:29:42 +0200 |
| commit | b69644c1c72e179738dd5c7e52e99d8550189472 (patch) | |
| tree | d211eea2d8c51db2e8cac0c2aa00bd4b2b9d243c /net/ieee802154 | |
| parent | e4390592a4fc3ee10a8bc4742197fdbac3935f74 (diff) | |
| download | lwn-b69644c1c72e179738dd5c7e52e99d8550189472.tar.gz lwn-b69644c1c72e179738dd5c7e52e99d8550189472.zip | |
nl802154: add support to set cca ed level
This patch adds support for setting the current cca ed level value over
nl802154.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Reviewed-by: Varka Bhadram <varkabhadram@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/ieee802154')
| -rw-r--r-- | net/ieee802154/nl802154.c | 30 | ||||
| -rw-r--r-- | net/ieee802154/rdev-ops.h | 11 | ||||
| -rw-r--r-- | net/ieee802154/trace.h | 15 |
3 files changed, 56 insertions, 0 deletions
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index a89d9d024126..7dbb1f4ce7df 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -790,6 +790,28 @@ 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_cca_ed_level(struct sk_buff *skb, struct genl_info *info) +{ + struct cfg802154_registered_device *rdev = info->user_ptr[0]; + s32 ed_level; + int i; + + if (!(rdev->wpan_phy.flags & WPAN_PHY_FLAG_CCA_ED_LEVEL)) + return -EOPNOTSUPP; + + if (!info->attrs[NL802154_ATTR_CCA_ED_LEVEL]) + return -EINVAL; + + ed_level = nla_get_s32(info->attrs[NL802154_ATTR_CCA_ED_LEVEL]); + + for (i = 0; i < rdev->wpan_phy.supported.cca_ed_levels_size; i++) { + if (ed_level == rdev->wpan_phy.supported.cca_ed_levels[i]) + return rdev_set_cca_ed_level(rdev, ed_level); + } + + return -EINVAL; +} + static int nl802154_set_tx_power(struct sk_buff *skb, struct genl_info *info) { struct cfg802154_registered_device *rdev = info->user_ptr[0]; @@ -1123,6 +1145,14 @@ static const struct genl_ops nl802154_ops[] = { NL802154_FLAG_NEED_RTNL, }, { + .cmd = NL802154_CMD_SET_CCA_ED_LEVEL, + .doit = nl802154_set_cca_ed_level, + .policy = nl802154_policy, + .flags = GENL_ADMIN_PERM, + .internal_flags = NL802154_FLAG_NEED_WPAN_PHY | + NL802154_FLAG_NEED_RTNL, + }, + { .cmd = NL802154_CMD_SET_TX_POWER, .doit = nl802154_set_tx_power, .policy = nl802154_policy, diff --git a/net/ieee802154/rdev-ops.h b/net/ieee802154/rdev-ops.h index 36456118a6ec..b2155a123f6c 100644 --- a/net/ieee802154/rdev-ops.h +++ b/net/ieee802154/rdev-ops.h @@ -75,6 +75,17 @@ rdev_set_cca_mode(struct cfg802154_registered_device *rdev, } static inline int +rdev_set_cca_ed_level(struct cfg802154_registered_device *rdev, s32 ed_level) +{ + int ret; + + trace_802154_rdev_set_cca_ed_level(&rdev->wpan_phy, ed_level); + ret = rdev->ops->set_cca_ed_level(&rdev->wpan_phy, ed_level); + trace_802154_rdev_return_int(&rdev->wpan_phy, ret); + return ret; +} + +static inline int rdev_set_tx_power(struct cfg802154_registered_device *rdev, s32 power) { diff --git a/net/ieee802154/trace.h b/net/ieee802154/trace.h index ac790bb1b4fe..73eb7605c1eb 100644 --- a/net/ieee802154/trace.h +++ b/net/ieee802154/trace.h @@ -123,6 +123,21 @@ TRACE_EVENT(802154_rdev_set_cca_mode, WPAN_CCA_PR_ARG) ); +TRACE_EVENT(802154_rdev_set_cca_ed_level, + TP_PROTO(struct wpan_phy *wpan_phy, s32 ed_level), + TP_ARGS(wpan_phy, ed_level), + TP_STRUCT__entry( + WPAN_PHY_ENTRY + __field(s32, ed_level) + ), + TP_fast_assign( + WPAN_PHY_ASSIGN; + __entry->ed_level = ed_level; + ), + TP_printk(WPAN_PHY_PR_FMT ", ed_level: %d", WPAN_PHY_PR_ARG, + __entry->ed_level) +); + DECLARE_EVENT_CLASS(802154_le16_template, TP_PROTO(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, __le16 le16arg), |