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wireless-drivers fixes for 4.15
Hopefully the last set of fixes for 4.15. iwlwifi * fix DMA mapping regression since v4.14 wcn36xx * fix dynamic power save which has been broken since the driver was commited -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQEcBAABAgAGBQJaVLeaAAoJEG4XJFUm622bYBUH/2NhQwUJbKIrbxYhYpo0d++8 GK3TjxpzTByCe0nXGUT5iuDaY72i9C2UoLhFQ5smVg04pE0IXQQjZus6vSGx4biz GUave/SkzL0EruUXjXLBYWiYDND4iynk82gWX2/Lh7qGoT2SQfD5cKz0cMdE5NrW E7Q1CMiaoB0i9jcksaU2uWA0XPwISxl61kU2dXuKHQOJ1CW1goI/YIHsBajshHmi ZEfMqxZFE+jz2Kkp4tKhvG/Xva0ylJv8bwK8CMK6MqA8oa3xdgOhv67E9mm7IGpD ETrRLJNnWGJlnod5u7QOZWcS01gAgT5whCqDl/lTEty0823kvjMQdwckQaIU+AE= =me16 -----END PGP SIGNATURE----- Merge tag 'wireless-drivers-for-davem-2018-01-09' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers Kalle Valo says: ==================== wireless-drivers fixes for 4.15 Hopefully the last set of fixes for 4.15. iwlwifi * fix DMA mapping regression since v4.14 wcn36xx * fix dynamic power save which has been broken since the driver was commited ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
commit
6ade262b77
@ -384,6 +384,18 @@ static int wcn36xx_config(struct ieee80211_hw *hw, u32 changed)
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}
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}
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if (changed & IEEE80211_CONF_CHANGE_PS) {
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list_for_each_entry(tmp, &wcn->vif_list, list) {
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vif = wcn36xx_priv_to_vif(tmp);
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if (hw->conf.flags & IEEE80211_CONF_PS) {
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if (vif->bss_conf.ps) /* ps allowed ? */
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wcn36xx_pmc_enter_bmps_state(wcn, vif);
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} else {
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wcn36xx_pmc_exit_bmps_state(wcn, vif);
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}
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}
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}
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mutex_unlock(&wcn->conf_mutex);
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return 0;
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@ -747,17 +759,6 @@ static void wcn36xx_bss_info_changed(struct ieee80211_hw *hw,
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vif_priv->dtim_period = bss_conf->dtim_period;
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}
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if (changed & BSS_CHANGED_PS) {
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wcn36xx_dbg(WCN36XX_DBG_MAC,
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"mac bss PS set %d\n",
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bss_conf->ps);
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if (bss_conf->ps) {
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wcn36xx_pmc_enter_bmps_state(wcn, vif);
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} else {
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wcn36xx_pmc_exit_bmps_state(wcn, vif);
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}
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}
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if (changed & BSS_CHANGED_BSSID) {
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wcn36xx_dbg(WCN36XX_DBG_MAC, "mac bss changed_bssid %pM\n",
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bss_conf->bssid);
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@ -45,8 +45,10 @@ int wcn36xx_pmc_exit_bmps_state(struct wcn36xx *wcn,
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struct wcn36xx_vif *vif_priv = wcn36xx_vif_to_priv(vif);
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if (WCN36XX_BMPS != vif_priv->pw_state) {
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wcn36xx_err("Not in BMPS mode, no need to exit from BMPS mode!\n");
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return -EINVAL;
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/* Unbalanced call or last BMPS enter failed */
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wcn36xx_dbg(WCN36XX_DBG_PMC,
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"Not in BMPS mode, no need to exit\n");
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return -EALREADY;
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}
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wcn36xx_smd_exit_bmps(wcn, vif);
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vif_priv->pw_state = WCN36XX_FULL_POWER;
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@ -670,11 +670,15 @@ static inline u8 iwl_pcie_get_cmd_index(struct iwl_txq *q, u32 index)
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return index & (q->n_window - 1);
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}
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static inline void *iwl_pcie_get_tfd(struct iwl_trans_pcie *trans_pcie,
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static inline void *iwl_pcie_get_tfd(struct iwl_trans *trans,
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struct iwl_txq *txq, int idx)
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{
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return txq->tfds + trans_pcie->tfd_size * iwl_pcie_get_cmd_index(txq,
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idx);
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struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
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if (trans->cfg->use_tfh)
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idx = iwl_pcie_get_cmd_index(txq, idx);
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return txq->tfds + trans_pcie->tfd_size * idx;
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}
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static inline void iwl_enable_rfkill_int(struct iwl_trans *trans)
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@ -171,8 +171,6 @@ static void iwl_pcie_gen2_tfd_unmap(struct iwl_trans *trans,
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static void iwl_pcie_gen2_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq)
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{
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struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
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/* rd_ptr is bounded by TFD_QUEUE_SIZE_MAX and
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* idx is bounded by n_window
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*/
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@ -181,7 +179,7 @@ static void iwl_pcie_gen2_free_tfd(struct iwl_trans *trans, struct iwl_txq *txq)
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lockdep_assert_held(&txq->lock);
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iwl_pcie_gen2_tfd_unmap(trans, &txq->entries[idx].meta,
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iwl_pcie_get_tfd(trans_pcie, txq, idx));
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iwl_pcie_get_tfd(trans, txq, idx));
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/* free SKB */
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if (txq->entries) {
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@ -364,11 +362,9 @@ struct iwl_tfh_tfd *iwl_pcie_gen2_build_tfd(struct iwl_trans *trans,
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struct sk_buff *skb,
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struct iwl_cmd_meta *out_meta)
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{
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struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
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struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
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int idx = iwl_pcie_get_cmd_index(txq, txq->write_ptr);
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struct iwl_tfh_tfd *tfd =
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iwl_pcie_get_tfd(trans_pcie, txq, idx);
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struct iwl_tfh_tfd *tfd = iwl_pcie_get_tfd(trans, txq, idx);
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dma_addr_t tb_phys;
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bool amsdu;
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int i, len, tb1_len, tb2_len, hdr_len;
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@ -565,8 +561,7 @@ static int iwl_pcie_gen2_enqueue_hcmd(struct iwl_trans *trans,
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u8 group_id = iwl_cmd_groupid(cmd->id);
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const u8 *cmddata[IWL_MAX_CMD_TBS_PER_TFD];
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u16 cmdlen[IWL_MAX_CMD_TBS_PER_TFD];
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struct iwl_tfh_tfd *tfd =
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iwl_pcie_get_tfd(trans_pcie, txq, txq->write_ptr);
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struct iwl_tfh_tfd *tfd = iwl_pcie_get_tfd(trans, txq, txq->write_ptr);
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memset(tfd, 0, sizeof(*tfd));
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@ -373,7 +373,7 @@ static void iwl_pcie_tfd_unmap(struct iwl_trans *trans,
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{
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struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
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int i, num_tbs;
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void *tfd = iwl_pcie_get_tfd(trans_pcie, txq, index);
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void *tfd = iwl_pcie_get_tfd(trans, txq, index);
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/* Sanity check on number of chunks */
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num_tbs = iwl_pcie_tfd_get_num_tbs(trans, tfd);
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@ -2018,7 +2018,7 @@ static int iwl_fill_data_tbs(struct iwl_trans *trans, struct sk_buff *skb,
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}
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trace_iwlwifi_dev_tx(trans->dev, skb,
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iwl_pcie_get_tfd(trans_pcie, txq, txq->write_ptr),
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iwl_pcie_get_tfd(trans, txq, txq->write_ptr),
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trans_pcie->tfd_size,
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&dev_cmd->hdr, IWL_FIRST_TB_SIZE + tb1_len,
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hdr_len);
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@ -2092,7 +2092,7 @@ static int iwl_fill_data_tbs_amsdu(struct iwl_trans *trans, struct sk_buff *skb,
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IEEE80211_CCMP_HDR_LEN : 0;
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trace_iwlwifi_dev_tx(trans->dev, skb,
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iwl_pcie_get_tfd(trans_pcie, txq, txq->write_ptr),
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iwl_pcie_get_tfd(trans, txq, txq->write_ptr),
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trans_pcie->tfd_size,
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&dev_cmd->hdr, IWL_FIRST_TB_SIZE + tb1_len, 0);
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@ -2425,7 +2425,7 @@ int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb,
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memcpy(&txq->first_tb_bufs[txq->write_ptr], &dev_cmd->hdr,
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IWL_FIRST_TB_SIZE);
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tfd = iwl_pcie_get_tfd(trans_pcie, txq, txq->write_ptr);
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tfd = iwl_pcie_get_tfd(trans, txq, txq->write_ptr);
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/* Set up entry for this TFD in Tx byte-count array */
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iwl_pcie_txq_update_byte_cnt_tbl(trans, txq, le16_to_cpu(tx_cmd->len),
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iwl_pcie_tfd_get_num_tbs(trans, tfd));
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