From a30c7d009ed56df43f09ab9af11e0bdd3a3f2a3f Mon Sep 17 00:00:00 2001 From: Michal Kazior Date: Sun, 6 Mar 2016 16:14:23 +0200 Subject: [PATCH] ath10k: unify txpath decision Some future changes will need to determine final tx method early on. Prepare the code. Signed-off-by: Michal Kazior Signed-off-by: Kalle Valo --- drivers/net/wireless/ath/ath10k/mac.c | 54 +++++++++++++++++++++------ 1 file changed, 43 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index b3a790addb0a..67a50a61afb4 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -2994,6 +2994,13 @@ static void ath10k_reg_notifier(struct wiphy *wiphy, /* TX handlers */ /***************/ +enum ath10k_mac_tx_path { + ATH10K_MAC_TX_HTT, + ATH10K_MAC_TX_HTT_MGMT, + ATH10K_MAC_TX_WMI_MGMT, + ATH10K_MAC_TX_UNKNOWN, +}; + void ath10k_mac_tx_lock(struct ath10k *ar, int reason) { lockdep_assert_held(&ar->htt.tx_lock); @@ -3326,27 +3333,52 @@ unlock: return ret; } -static int ath10k_mac_tx_submit(struct ath10k *ar, - enum ath10k_hw_txrx_mode txmode, - struct sk_buff *skb) +static enum ath10k_mac_tx_path +ath10k_mac_tx_h_get_txpath(struct ath10k *ar, + struct sk_buff *skb, + enum ath10k_hw_txrx_mode txmode) { - struct ath10k_htt *htt = &ar->htt; - int ret = 0; - switch (txmode) { case ATH10K_HW_TXRX_RAW: case ATH10K_HW_TXRX_NATIVE_WIFI: case ATH10K_HW_TXRX_ETHERNET: - ret = ath10k_htt_tx(htt, txmode, skb); - break; + return ATH10K_MAC_TX_HTT; case ATH10K_HW_TXRX_MGMT: if (test_bit(ATH10K_FW_FEATURE_HAS_WMI_MGMT_TX, ar->fw_features)) - ret = ath10k_mac_tx_wmi_mgmt(ar, skb); + return ATH10K_MAC_TX_WMI_MGMT; else if (ar->htt.target_version_major >= 3) - ret = ath10k_htt_tx(htt, txmode, skb); + return ATH10K_MAC_TX_HTT; else - ret = ath10k_htt_mgmt_tx(htt, skb); + return ATH10K_MAC_TX_HTT_MGMT; + } + + return ATH10K_MAC_TX_UNKNOWN; +} + +static int ath10k_mac_tx_submit(struct ath10k *ar, + enum ath10k_hw_txrx_mode txmode, + struct sk_buff *skb) +{ + struct ath10k_htt *htt = &ar->htt; + enum ath10k_mac_tx_path txpath; + int ret; + + txpath = ath10k_mac_tx_h_get_txpath(ar, skb, txmode); + + switch (txpath) { + case ATH10K_MAC_TX_HTT: + ret = ath10k_htt_tx(htt, txmode, skb); + break; + case ATH10K_MAC_TX_HTT_MGMT: + ret = ath10k_htt_mgmt_tx(htt, skb); + break; + case ATH10K_MAC_TX_WMI_MGMT: + ret = ath10k_mac_tx_wmi_mgmt(ar, skb); + break; + case ATH10K_MAC_TX_UNKNOWN: + WARN_ON_ONCE(1); + ret = -EINVAL; break; } -- 2.39.5