From 66b8a0108d73f9809b60d7e921189142207997c2 Mon Sep 17 00:00:00 2001 From: Michal Kazior Date: Wed, 18 Nov 2015 06:59:20 +0100 Subject: [PATCH] ath10k: pack up flags in skb_cb It was wasteful to have all the flags as separate bools. Signed-off-by: Michal Kazior Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/core.h | 13 +++++++------ drivers/net/wireless/ath/ath10k/htt_tx.c | 4 ++-- drivers/net/wireless/ath/ath10k/mac.c | 10 +++++++--- drivers/net/wireless/ath/ath10k/wmi.c | 12 ++++++++---- 4 files changed, 24 insertions(+), 15 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index 4cc410d2ac27..d0f2f2494ea9 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -81,22 +81,23 @@ static inline const char *ath10k_bus_str(enum ath10k_bus bus) return "unknown"; } +enum ath10k_skb_flags { + ATH10K_SKB_F_NO_HWCRYPT = BIT(0), + ATH10K_SKB_F_DTIM_ZERO = BIT(1), + ATH10K_SKB_F_DELIVER_CAB = BIT(2), +}; + struct ath10k_skb_cb { dma_addr_t paddr; + u8 flags; u8 eid; u8 vdev_id; struct { u8 tid; - bool nohwcrypt; struct ath10k_htt_txbuf *txbuf; u32 txbuf_paddr; } __packed htt; - - struct { - bool dtim_zero; - bool deliver_cab; - } bcn; } __packed; struct ath10k_skb_rxcb { diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c index a7d8798b2f37..c955c6b6ea9d 100644 --- a/drivers/net/wireless/ath/ath10k/htt_tx.c +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -586,7 +586,7 @@ int ath10k_htt_tx(struct ath10k_htt *htt, enum ath10k_hw_txrx_mode txmode, ieee80211_is_disassoc(hdr->frame_control)) && ieee80211_has_protected(hdr->frame_control)) { skb_put(msdu, IEEE80211_CCMP_MIC_LEN); - } else if (!skb_cb->htt.nohwcrypt && + } else if (!(skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) && txmode == ATH10K_HW_TXRX_RAW && ieee80211_has_protected(hdr->frame_control)) { skb_put(msdu, IEEE80211_CCMP_MIC_LEN); @@ -666,7 +666,7 @@ int ath10k_htt_tx(struct ath10k_htt *htt, enum ath10k_hw_txrx_mode txmode, prefetch_len); skb_cb->htt.txbuf->htc_hdr.flags = 0; - if (skb_cb->htt.nohwcrypt) + if (skb_cb->flags & ATH10K_SKB_F_NO_HWCRYPT) flags0 |= HTT_DATA_TX_DESC_FLAGS0_NO_ENCRYPT; flags1 |= SM((u16)vdev_id, HTT_DATA_TX_DESC_FLAGS1_VDEV_ID); diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index ac70959a4db3..eca0cfe756d0 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -3672,6 +3672,7 @@ static void ath10k_tx(struct ieee80211_hw *hw, struct sk_buff *skb) { struct ath10k *ar = hw->priv; + struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(skb); struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct ieee80211_vif *vif = info->control.vif; struct ieee80211_sta *sta = control->sta; @@ -3684,9 +3685,12 @@ static void ath10k_tx(struct ieee80211_hw *hw, txmode = ath10k_mac_tx_h_get_txmode(ar, vif, sta, skb); - ATH10K_SKB_CB(skb)->htt.tid = ath10k_tx_h_get_tid(hdr); - ATH10K_SKB_CB(skb)->htt.nohwcrypt = !ath10k_tx_h_use_hwcrypto(vif, skb); - ATH10K_SKB_CB(skb)->vdev_id = ath10k_tx_h_get_vdev_id(ar, vif); + skb_cb->flags = 0; + if (!ath10k_tx_h_use_hwcrypto(vif, skb)) + skb_cb->flags |= ATH10K_SKB_F_NO_HWCRYPT; + + skb_cb->htt.tid = ath10k_tx_h_get_tid(hdr); + skb_cb->vdev_id = ath10k_tx_h_get_vdev_id(ar, vif); switch (txmode) { case ATH10K_HW_TXRX_MGMT: diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 902107934edd..6028a598c199 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -1715,6 +1715,8 @@ static void ath10k_wmi_tx_beacon_nowait(struct ath10k_vif *arvif) struct ath10k *ar = arvif->ar; struct ath10k_skb_cb *cb; struct sk_buff *bcn; + bool dtim_zero; + bool deliver_cab; int ret; spin_lock_bh(&ar->data_lock); @@ -1734,12 +1736,14 @@ static void ath10k_wmi_tx_beacon_nowait(struct ath10k_vif *arvif) arvif->beacon_state = ATH10K_BEACON_SENDING; spin_unlock_bh(&ar->data_lock); + dtim_zero = !!(cb->flags & ATH10K_SKB_F_DTIM_ZERO); + deliver_cab = !!(cb->flags & ATH10K_SKB_F_DELIVER_CAB); ret = ath10k_wmi_beacon_send_ref_nowait(arvif->ar, arvif->vdev_id, bcn->data, bcn->len, cb->paddr, - cb->bcn.dtim_zero, - cb->bcn.deliver_cab); + dtim_zero, + deliver_cab); spin_lock_bh(&ar->data_lock); @@ -3157,10 +3161,10 @@ static void ath10k_wmi_update_tim(struct ath10k *ar, memcpy(tim->virtual_map, arvif->u.ap.tim_bitmap, pvm_len); if (tim->dtim_count == 0) { - ATH10K_SKB_CB(bcn)->bcn.dtim_zero = true; + ATH10K_SKB_CB(bcn)->flags |= ATH10K_SKB_F_DTIM_ZERO; if (__le32_to_cpu(tim_info->tim_mcast) == 1) - ATH10K_SKB_CB(bcn)->bcn.deliver_cab = true; + ATH10K_SKB_CB(bcn)->flags |= ATH10K_SKB_F_DELIVER_CAB; } ath10k_dbg(ar, ATH10K_DBG_MGMT, "dtim %d/%d mcast %d pvmlen %d\n", -- 2.39.5