diff options
Diffstat (limited to 'net/mac802154/cfg.c')
| -rw-r--r-- | net/mac802154/cfg.c | 101 |
1 files changed, 56 insertions, 45 deletions
diff --git a/net/mac802154/cfg.c b/net/mac802154/cfg.c index 70be9c799f8a..317c4662e544 100644 --- a/net/mac802154/cfg.c +++ b/net/mac802154/cfg.c @@ -73,9 +73,9 @@ ieee802154_set_channel(struct wpan_phy *wpan_phy, u8 page, u8 channel) ASSERT_RTNL(); - /* check if phy support this setting */ - if (!(wpan_phy->channels_supported[page] & BIT(channel))) - return -EINVAL; + if (wpan_phy->current_page == page && + wpan_phy->current_channel == channel) + return 0; ret = drv_set_channel(local, page, channel); if (!ret) { @@ -95,9 +95,8 @@ ieee802154_set_cca_mode(struct wpan_phy *wpan_phy, ASSERT_RTNL(); - /* check if phy support this setting */ - if (!(local->hw.flags & IEEE802154_HW_CCA_MODE)) - return -EOPNOTSUPP; + if (wpan_phy_cca_cmp(&wpan_phy->cca, cca)) + return 0; ret = drv_set_cca_mode(local, cca); if (!ret) @@ -107,20 +106,49 @@ ieee802154_set_cca_mode(struct wpan_phy *wpan_phy, } static int +ieee802154_set_cca_ed_level(struct wpan_phy *wpan_phy, s32 ed_level) +{ + struct ieee802154_local *local = wpan_phy_priv(wpan_phy); + int ret; + + ASSERT_RTNL(); + + if (wpan_phy->cca_ed_level == ed_level) + return 0; + + ret = drv_set_cca_ed_level(local, ed_level); + if (!ret) + wpan_phy->cca_ed_level = ed_level; + + return ret; +} + +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) { ASSERT_RTNL(); - /* TODO - * I am not sure about to check here on broadcast pan_id. - * Broadcast is a valid setting, comment from 802.15.4: - * If this value is 0xffff, the device is not associated. - * - * This could useful to simple deassociate an device. - */ - if (pan_id == cpu_to_le16(IEEE802154_PAN_ID_BROADCAST)) - return -EINVAL; + if (wpan_dev->pan_id == pan_id) + return 0; wpan_dev->pan_id = pan_id; return 0; @@ -131,12 +159,11 @@ ieee802154_set_backoff_exponent(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, u8 min_be, u8 max_be) { - struct ieee802154_local *local = wpan_phy_priv(wpan_phy); - ASSERT_RTNL(); - if (!(local->hw.flags & IEEE802154_HW_CSMA_PARAMS)) - return -EOPNOTSUPP; + 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; @@ -149,20 +176,8 @@ ieee802154_set_short_addr(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, { ASSERT_RTNL(); - /* TODO - * I am not sure about to check here on broadcast short_addr. - * Broadcast is a valid setting, comment from 802.15.4: - * A value of 0xfffe indicates that the device has - * associated but has not been allocated an address. A - * value of 0xffff indicates that the device does not - * have a short address. - * - * I think we should allow to set these settings but - * don't allow to allow socket communication with it. - */ - if (short_addr == cpu_to_le16(IEEE802154_ADDR_SHORT_UNSPEC) || - short_addr == cpu_to_le16(IEEE802154_ADDR_SHORT_BROADCAST)) - return -EINVAL; + if (wpan_dev->short_addr == short_addr) + return 0; wpan_dev->short_addr = short_addr; return 0; @@ -173,12 +188,10 @@ ieee802154_set_max_csma_backoffs(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, u8 max_csma_backoffs) { - struct ieee802154_local *local = wpan_phy_priv(wpan_phy); - ASSERT_RTNL(); - if (!(local->hw.flags & IEEE802154_HW_CSMA_PARAMS)) - return -EOPNOTSUPP; + if (wpan_dev->csma_retries == max_csma_backoffs) + return 0; wpan_dev->csma_retries = max_csma_backoffs; return 0; @@ -189,12 +202,10 @@ ieee802154_set_max_frame_retries(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, s8 max_frame_retries) { - struct ieee802154_local *local = wpan_phy_priv(wpan_phy); - ASSERT_RTNL(); - if (!(local->hw.flags & IEEE802154_HW_FRAME_RETRIES)) - return -EOPNOTSUPP; + if (wpan_dev->frame_retries == max_frame_retries) + return 0; wpan_dev->frame_retries = max_frame_retries; return 0; @@ -204,12 +215,10 @@ static int ieee802154_set_lbt_mode(struct wpan_phy *wpan_phy, struct wpan_dev *wpan_dev, bool mode) { - struct ieee802154_local *local = wpan_phy_priv(wpan_phy); - ASSERT_RTNL(); - if (!(local->hw.flags & IEEE802154_HW_LBT)) - return -EOPNOTSUPP; + if (wpan_dev->lbt == mode) + return 0; wpan_dev->lbt = mode; return 0; @@ -222,6 +231,8 @@ 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_cca_ed_level = ieee802154_set_cca_ed_level, + .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, |