diff options
| author | Shayne Chen <shayne.chen@mediatek.com> | 2021-04-12 13:39:53 +0800 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2021-04-21 11:42:19 +0200 |
| commit | e6678f9dc59ab1535ba29d8b28e80fad212156a0 (patch) | |
| tree | 776c763f184f7064040006f2dc11c7d07a378795 | |
| parent | 2601dda8faa7685bab921d63c86f04e9e356f9ac (diff) | |
mt76: mt7915: rework mt7915_tm_set_tx_len()
Rework mt7915_tm_set_tx_len() with mt76_testmode_alloc_skb() to support
larger packet based on a longer tx_time.
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/testmode.c | 22 |
1 files changed, 5 insertions, 17 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c b/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c index bd798df748ba..f9d81e36ef09 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/testmode.c @@ -257,13 +257,13 @@ mt7915_tm_set_tx_len(struct mt7915_phy *phy, u32 tx_time) { struct mt76_phy *mphy = phy->mt76; struct mt76_testmode_data *td = &mphy->test; - struct sk_buff *old = td->tx_skb, *new; struct ieee80211_supported_band *sband; struct rate_info rate = {}; u16 flags = 0, tx_len; u32 bitrate; + int ret; - if (!tx_time || !old) + if (!tx_time) return 0; rate.mcs = td->tx_rate_idx; @@ -323,21 +323,9 @@ mt7915_tm_set_tx_len(struct mt7915_phy *phy, u32 tx_time) bitrate = cfg80211_calculate_bitrate(&rate); tx_len = bitrate * tx_time / 10 / 8; - if (tx_len < sizeof(struct ieee80211_hdr)) - tx_len = sizeof(struct ieee80211_hdr); - else if (tx_len > IEEE80211_MAX_FRAME_LEN) - tx_len = IEEE80211_MAX_FRAME_LEN; - - new = alloc_skb(tx_len, GFP_KERNEL); - if (!new) - return -ENOMEM; - - skb_copy_header(new, old); - __skb_put_zero(new, tx_len); - memcpy(new->data, old->data, sizeof(struct ieee80211_hdr)); - - dev_kfree_skb(old); - td->tx_skb = new; + ret = mt76_testmode_alloc_skb(phy->mt76, tx_len); + if (ret) + return ret; return 0; } |