Re: [PATCH 2/2] mt76: mt7615: update peer's bssid when state transition changes

From: Lorenzo Bianconi
Date: Wed Jun 12 2019 - 04:31:01 EST


> Driver should update peer's bssid and bss information when
> state transition changes.
>
> Signed-off-by: Ryder Lee <ryder.lee@xxxxxxxxxxxx>
> ---
> .../net/wireless/mediatek/mt76/mt7615/main.c | 5 +-
> .../net/wireless/mediatek/mt76/mt7615/mcu.c | 49 ++++++++++---------
> 2 files changed, 27 insertions(+), 27 deletions(-)
>

[...]

> diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
> index e82086eb8aa4..8fc12cd37906 100644
> --- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
> +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
> @@ -741,17 +741,6 @@ int mt7615_mcu_set_bss_info(struct mt7615_dev *dev,
> u8 *buf, *data, tx_wlan_idx = 0;
> struct req_hdr *hdr;
>
> - if (en) {
> - len += sizeof(struct bss_info_omac);
> - features |= BIT(BSS_INFO_OMAC);
> - if (mvif->omac_idx > EXT_BSSID_START) {
> - len += sizeof(struct bss_info_ext_bss);
> - features |= BIT(BSS_INFO_EXT_BSS);
> - ntlv++;
> - }
> - ntlv++;
> - }
> -
> switch (vif->type) {
> case NL80211_IFTYPE_AP:
> case NL80211_IFTYPE_MESH_POINT:
> @@ -759,22 +748,23 @@ int mt7615_mcu_set_bss_info(struct mt7615_dev *dev,
> conn_type = CONNECTION_INFRA_AP;
> break;
> case NL80211_IFTYPE_STATION: {
> - struct ieee80211_sta *sta;
> - struct mt7615_sta *msta;
> -
> - rcu_read_lock();
> -
> - sta = ieee80211_find_sta(vif, vif->bss_conf.bssid);
> - if (!sta) {
> + /* TODO: enable BSS_INFO_UAPSD & BSS_INFO_PM */
> + if (en) {
> + struct ieee80211_sta *sta;
> + struct mt7615_sta *msta;
> +
> + rcu_read_lock();
> + sta = ieee80211_find_sta(vif, vif->bss_conf.bssid);
> + if (!sta) {
> + rcu_read_unlock();
> + return -EINVAL;
> + }
> +
> + msta = (struct mt7615_sta *)sta->drv_priv;
> + tx_wlan_idx = msta->wcid.idx;
> rcu_read_unlock();
> - return -EINVAL;
> }
> -
> - msta = (struct mt7615_sta *)sta->drv_priv;
> - tx_wlan_idx = msta->wcid.idx;
> conn_type = CONNECTION_INFRA_STA;
> -
> - rcu_read_unlock();
> break;
> }
> default:
> @@ -782,6 +772,17 @@ int mt7615_mcu_set_bss_info(struct mt7615_dev *dev,
> break;
> }
>
> + if (en) {
> + len += sizeof(struct bss_info_omac);
> + features |= BIT(BSS_INFO_OMAC);
> + if (mvif->omac_idx > EXT_BSSID_START) {
> + len += sizeof(struct bss_info_ext_bss);
> + features |= BIT(BSS_INFO_EXT_BSS);
> + ntlv++;
> + }
> + ntlv++;
> + }

What did you move this chunk down?

Regards,
Lorenzo

> +
> buf = kzalloc(len, GFP_KERNEL);
> if (!buf)
> return -ENOMEM;
> --
> 2.18.0
>

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