Merge tag 'iwlwifi-for-kalle-2016-05-04' of git://git.kernel.org/pub/scm/linux/kernel...

* fix P2P rates (and possibly other issues)

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-8000.c b/drivers/net/wireless/intel/iwlwifi/iwl-8000.c
index a9212a1..2d20556 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/iwl-8000.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-8000.c
@@ -89,7 +89,7 @@
 #define IWL8260_SMEM_OFFSET            0x400000
 #define IWL8260_SMEM_LEN               0x68000
 
-#define IWL8000_FW_PRE "iwlwifi-8000"
+#define IWL8000_FW_PRE "iwlwifi-8000C-"
 #define IWL8000_MODULE_FIRMWARE(api) \
        IWL8000_FW_PRE "-" __stringify(api) ".ucode"
 

diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
index 48e8737..c9f0e0b 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c
@@ -240,19 +240,6 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first)
        snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%s.ucode",
                 name_pre, tag);
 
-       /*
-        * Starting 8000B - FW name format has changed. This overwrites the
-        * previous name and uses the new format.
-        */
-       if (drv->trans->cfg->device_family == IWL_DEVICE_FAMILY_8000) {
-               char rev_step = 'A' + CSR_HW_REV_STEP(drv->trans->hw_rev);
-
-               if (rev_step != 'A')
-                       snprintf(drv->firmware_name,
-                                sizeof(drv->firmware_name), "%s%c-%s.ucode",
-                                name_pre, rev_step, tag);
-       }
-
        IWL_DEBUG_INFO(drv, "attempting to load firmware %s'%s'\n",
                       (drv->fw_index == UCODE_EXPERIMENTAL_INDEX)
                                ? "EXPERIMENTAL " : "",

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c
index cbb5947..e25171f 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c
@@ -609,7 +609,8 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm)
        }
 
        /* Make room for fw's virtual image pages, if it exists */
-       if (mvm->fw->img[mvm->cur_ucode].paging_mem_size)
+       if (mvm->fw->img[mvm->cur_ucode].paging_mem_size &&
+           mvm->fw_paging_db[0].fw_paging_block)
                file_len += mvm->num_of_paging_blk *
                        (sizeof(*dump_data) +
                         sizeof(struct iwl_fw_error_dump_paging) +
@@ -750,7 +751,8 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm)
        }
 
        /* Dump fw's virtual image */
-       if (mvm->fw->img[mvm->cur_ucode].paging_mem_size) {
+       if (mvm->fw->img[mvm->cur_ucode].paging_mem_size &&
+           mvm->fw_paging_db[0].fw_paging_block) {
                for (i = 1; i < mvm->num_of_paging_blk + 1; i++) {
                        struct iwl_fw_error_dump_paging *paging;
                        struct page *pages =

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index 9e97cf4..b70f453 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -149,9 +149,11 @@ void iwl_free_fw_paging(struct iwl_mvm *mvm)
 
                __free_pages(mvm->fw_paging_db[i].fw_paging_block,
                             get_order(mvm->fw_paging_db[i].fw_paging_size));
+               mvm->fw_paging_db[i].fw_paging_block = NULL;
        }
        kfree(mvm->trans->paging_download_buf);
        mvm->trans->paging_download_buf = NULL;
+       mvm->trans->paging_db = NULL;
 
        memset(mvm->fw_paging_db, 0, sizeof(mvm->fw_paging_db));
 }

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index ef91b37..5ace468 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -1149,6 +1149,8 @@ void __iwl_mvm_mac_stop(struct iwl_mvm *mvm)
        /* the fw is stopped, the aux sta is dead: clean up driver state */
        iwl_mvm_del_aux_sta(mvm);
 
+       iwl_free_fw_paging(mvm);
+
        /*
         * Clear IN_HW_RESTART flag when stopping the hw (as restart_complete()
         * won't be called in this case).

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index 656541c..8bfb8e0 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -782,8 +782,6 @@ static void iwl_op_mode_mvm_stop(struct iwl_op_mode *op_mode)
        for (i = 0; i < NVM_MAX_NUM_SECTIONS; i++)
                kfree(mvm->nvm_sections[i].data);
 
-       iwl_free_fw_paging(mvm);
-
        iwl_mvm_tof_clean(mvm);
 
        del_timer_sync(&mvm->scan_timer);

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index bd286fc..c53aa0f 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -211,6 +211,7 @@ void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
                        struct iwl_tx_cmd *tx_cmd,
                        struct ieee80211_tx_info *info, u8 sta_id)
 {
+       struct ieee80211_tx_info *skb_info = IEEE80211_SKB_CB(skb);
        struct ieee80211_hdr *hdr = (void *)skb->data;
        __le16 fc = hdr->frame_control;
        u32 tx_flags = le32_to_cpu(tx_cmd->tx_flags);
@@ -294,7 +295,7 @@ void iwl_mvm_set_tx_cmd(struct iwl_mvm *mvm, struct sk_buff *skb,
        tx_cmd->tx_flags = cpu_to_le32(tx_flags);
        /* Total # bytes to be transmitted */
        tx_cmd->len = cpu_to_le16((u16)skb->len +
-               (uintptr_t)info->driver_data[0]);
+               (uintptr_t)skb_info->driver_data[0]);
        tx_cmd->life_time = cpu_to_le32(TX_CMD_LIFE_TIME_INFINITE);
        tx_cmd->sta_id = sta_id;
 
@@ -442,10 +443,11 @@ static void iwl_mvm_set_tx_cmd_crypto(struct iwl_mvm *mvm,
  */
 static struct iwl_device_cmd *
 iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb,
-                     int hdrlen, struct ieee80211_sta *sta, u8 sta_id)
+                     struct ieee80211_tx_info *info, int hdrlen,
+                     struct ieee80211_sta *sta, u8 sta_id)
 {
        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-       struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+       struct ieee80211_tx_info *skb_info = IEEE80211_SKB_CB(skb);
        struct iwl_device_cmd *dev_cmd;
        struct iwl_tx_cmd *tx_cmd;
 
@@ -465,10 +467,10 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb,
 
        iwl_mvm_set_tx_cmd_rate(mvm, tx_cmd, info, sta, hdr->frame_control);
 
-       memset(&info->status, 0, sizeof(info->status));
-       memset(info->driver_data, 0, sizeof(info->driver_data));
+       memset(&skb_info->status, 0, sizeof(skb_info->status));
+       memset(skb_info->driver_data, 0, sizeof(skb_info->driver_data));
 
-       info->driver_data[1] = dev_cmd;
+       skb_info->driver_data[1] = dev_cmd;
 
        return dev_cmd;
 }
@@ -476,22 +478,25 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb,
 int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
 {
        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-       struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+       struct ieee80211_tx_info *skb_info = IEEE80211_SKB_CB(skb);
+       struct ieee80211_tx_info info;
        struct iwl_device_cmd *dev_cmd;
        struct iwl_tx_cmd *tx_cmd;
        u8 sta_id;
        int hdrlen = ieee80211_hdrlen(hdr->frame_control);
 
-       if (WARN_ON_ONCE(info->flags & IEEE80211_TX_CTL_AMPDU))
+       memcpy(&info, skb->cb, sizeof(info));
+
+       if (WARN_ON_ONCE(info.flags & IEEE80211_TX_CTL_AMPDU))
                return -1;
 
-       if (WARN_ON_ONCE(info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM &&
-                        (!info->control.vif ||
-                         info->hw_queue != info->control.vif->cab_queue)))
+       if (WARN_ON_ONCE(info.flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM &&
+                        (!info.control.vif ||
+                         info.hw_queue != info.control.vif->cab_queue)))
                return -1;
 
        /* This holds the amsdu headers length */
-       info->driver_data[0] = (void *)(uintptr_t)0;
+       skb_info->driver_data[0] = (void *)(uintptr_t)0;
 
        /*
         * IWL_MVM_OFFCHANNEL_QUEUE is used for ROC packets that can be used
@@ -500,7 +505,7 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
         * and hence needs to be sent on the aux queue
         */
        if (IEEE80211_SKB_CB(skb)->hw_queue == IWL_MVM_OFFCHANNEL_QUEUE &&
-           info->control.vif->type == NL80211_IFTYPE_STATION)
+           info.control.vif->type == NL80211_IFTYPE_STATION)
                IEEE80211_SKB_CB(skb)->hw_queue = mvm->aux_queue;
 
        /*
@@ -513,14 +518,14 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
         * AUX station.
         */
        sta_id = mvm->aux_sta.sta_id;
-       if (info->control.vif) {
+       if (info.control.vif) {
                struct iwl_mvm_vif *mvmvif =
-                       iwl_mvm_vif_from_mac80211(info->control.vif);
+                       iwl_mvm_vif_from_mac80211(info.control.vif);
 
-               if (info->control.vif->type == NL80211_IFTYPE_P2P_DEVICE ||
-                   info->control.vif->type == NL80211_IFTYPE_AP)
+               if (info.control.vif->type == NL80211_IFTYPE_P2P_DEVICE ||
+                   info.control.vif->type == NL80211_IFTYPE_AP)
                        sta_id = mvmvif->bcast_sta.sta_id;
-               else if (info->control.vif->type == NL80211_IFTYPE_STATION &&
+               else if (info.control.vif->type == NL80211_IFTYPE_STATION &&
                         is_multicast_ether_addr(hdr->addr1)) {
                        u8 ap_sta_id = ACCESS_ONCE(mvmvif->ap_sta_id);
 
@@ -529,19 +534,18 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
                }
        }
 
-       IWL_DEBUG_TX(mvm, "station Id %d, queue=%d\n", sta_id, info->hw_queue);
+       IWL_DEBUG_TX(mvm, "station Id %d, queue=%d\n", sta_id, info.hw_queue);
 
-       dev_cmd = iwl_mvm_set_tx_params(mvm, skb, hdrlen, NULL, sta_id);
+       dev_cmd = iwl_mvm_set_tx_params(mvm, skb, &info, hdrlen, NULL, sta_id);
        if (!dev_cmd)
                return -1;
 
-       /* From now on, we cannot access info->control */
        tx_cmd = (struct iwl_tx_cmd *)dev_cmd->payload;
 
        /* Copy MAC header from skb into command buffer */
        memcpy(tx_cmd->hdr, hdr, hdrlen);
 
-       if (iwl_trans_tx(mvm->trans, skb, dev_cmd, info->hw_queue)) {
+       if (iwl_trans_tx(mvm->trans, skb, dev_cmd, info.hw_queue)) {
                iwl_trans_free_tx_cmd(mvm->trans, dev_cmd);
                return -1;
        }
@@ -560,11 +564,11 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
 
 #ifdef CONFIG_INET
 static int iwl_mvm_tx_tso(struct iwl_mvm *mvm, struct sk_buff *skb,
+                         struct ieee80211_tx_info *info,
                          struct ieee80211_sta *sta,
                          struct sk_buff_head *mpdus_skb)
 {
        struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
-       struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
        struct ieee80211_hdr *hdr = (void *)skb->data;
        unsigned int mss = skb_shinfo(skb)->gso_size;
        struct sk_buff *tmp, *next;
@@ -673,6 +677,8 @@ static int iwl_mvm_tx_tso(struct iwl_mvm *mvm, struct sk_buff *skb,
 
        /* This skb fits in one single A-MSDU */
        if (num_subframes * mss >= tcp_payload_len) {
+               struct ieee80211_tx_info *skb_info = IEEE80211_SKB_CB(skb);
+
                /*
                 * Compute the length of all the data added for the A-MSDU.
                 * This will be used to compute the length to write in the TX
@@ -681,11 +687,10 @@ static int iwl_mvm_tx_tso(struct iwl_mvm *mvm, struct sk_buff *skb,
                 * already had one set of SNAP / IP / TCP headers.
                 */
                num_subframes = DIV_ROUND_UP(tcp_payload_len, mss);
-               info = IEEE80211_SKB_CB(skb);
                amsdu_add = num_subframes * sizeof(struct ethhdr) +
                        (num_subframes - 1) * (snap_ip_tcp + pad);
                /* This holds the amsdu headers length */
-               info->driver_data[0] = (void *)(uintptr_t)amsdu_add;
+               skb_info->driver_data[0] = (void *)(uintptr_t)amsdu_add;
 
                __skb_queue_tail(mpdus_skb, skb);
                return 0;
@@ -725,11 +730,14 @@ segment:
                        ip_hdr(tmp)->id = htons(ip_base_id + i * num_subframes);
 
                if (tcp_payload_len > mss) {
+                       struct ieee80211_tx_info *skb_info =
+                               IEEE80211_SKB_CB(tmp);
+
                        num_subframes = DIV_ROUND_UP(tcp_payload_len, mss);
-                       info = IEEE80211_SKB_CB(tmp);
                        amsdu_add = num_subframes * sizeof(struct ethhdr) +
                                (num_subframes - 1) * (snap_ip_tcp + pad);
-                       info->driver_data[0] = (void *)(uintptr_t)amsdu_add;
+                       skb_info->driver_data[0] =
+                               (void *)(uintptr_t)amsdu_add;
                        skb_shinfo(tmp)->gso_size = mss;
                } else {
                        qc = ieee80211_get_qos_ctl((void *)tmp->data);
@@ -751,6 +759,7 @@ segment:
 }
 #else /* CONFIG_INET */
 static int iwl_mvm_tx_tso(struct iwl_mvm *mvm, struct sk_buff *skb,
+                         struct ieee80211_tx_info *info,
                          struct ieee80211_sta *sta,
                          struct sk_buff_head *mpdus_skb)
 {
@@ -794,10 +803,10 @@ static void iwl_mvm_tx_add_stream(struct iwl_mvm *mvm,
  * Sets the fields in the Tx cmd that are crypto related
  */
 static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb,
+                          struct ieee80211_tx_info *info,
                           struct ieee80211_sta *sta)
 {
        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
-       struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
        struct iwl_mvm_sta *mvmsta;
        struct iwl_device_cmd *dev_cmd;
        struct iwl_tx_cmd *tx_cmd;
@@ -818,7 +827,8 @@ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb,
        if (WARN_ON_ONCE(mvmsta->sta_id == IWL_MVM_STATION_COUNT))
                return -1;
 
-       dev_cmd = iwl_mvm_set_tx_params(mvm, skb, hdrlen, sta, mvmsta->sta_id);
+       dev_cmd = iwl_mvm_set_tx_params(mvm, skb, info, hdrlen,
+                                       sta, mvmsta->sta_id);
        if (!dev_cmd)
                goto drop;
 
@@ -918,7 +928,8 @@ int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
                   struct ieee80211_sta *sta)
 {
        struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
-       struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
+       struct ieee80211_tx_info *skb_info = IEEE80211_SKB_CB(skb);
+       struct ieee80211_tx_info info;
        struct sk_buff_head mpdus_skbs;
        unsigned int payload_len;
        int ret;
@@ -929,21 +940,23 @@ int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
        if (WARN_ON_ONCE(mvmsta->sta_id == IWL_MVM_STATION_COUNT))
                return -1;
 
+       memcpy(&info, skb->cb, sizeof(info));
+
        /* This holds the amsdu headers length */
-       info->driver_data[0] = (void *)(uintptr_t)0;
+       skb_info->driver_data[0] = (void *)(uintptr_t)0;
 
        if (!skb_is_gso(skb))
-               return iwl_mvm_tx_mpdu(mvm, skb, sta);
+               return iwl_mvm_tx_mpdu(mvm, skb, &info, sta);
 
        payload_len = skb_tail_pointer(skb) - skb_transport_header(skb) -
                tcp_hdrlen(skb) + skb->data_len;
 
        if (payload_len <= skb_shinfo(skb)->gso_size)
-               return iwl_mvm_tx_mpdu(mvm, skb, sta);
+               return iwl_mvm_tx_mpdu(mvm, skb, &info, sta);
 
        __skb_queue_head_init(&mpdus_skbs);
 
-       ret = iwl_mvm_tx_tso(mvm, skb, sta, &mpdus_skbs);
+       ret = iwl_mvm_tx_tso(mvm, skb, &info, sta, &mpdus_skbs);
        if (ret)
                return ret;
 
@@ -953,7 +966,7 @@ int iwl_mvm_tx_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
        while (!skb_queue_empty(&mpdus_skbs)) {
                skb = __skb_dequeue(&mpdus_skbs);
 
-               ret = iwl_mvm_tx_mpdu(mvm, skb, sta);
+               ret = iwl_mvm_tx_mpdu(mvm, skb, &info, sta);
                if (ret) {
                        __skb_queue_purge(&mpdus_skbs);
                        return ret;

diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
index 41c6dd5..de42066 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
@@ -479,8 +479,18 @@ static const struct pci_device_id iwl_hw_card_ids[] = {
        {IWL_PCI_DEVICE(0x24F3, 0x0930, iwl8260_2ac_cfg)},
        {IWL_PCI_DEVICE(0x24F3, 0x0000, iwl8265_2ac_cfg)},
        {IWL_PCI_DEVICE(0x24FD, 0x0010, iwl8265_2ac_cfg)},
+       {IWL_PCI_DEVICE(0x24FD, 0x0110, iwl8265_2ac_cfg)},
+       {IWL_PCI_DEVICE(0x24FD, 0x1110, iwl8265_2ac_cfg)},
+       {IWL_PCI_DEVICE(0x24FD, 0x1010, iwl8265_2ac_cfg)},
+       {IWL_PCI_DEVICE(0x24FD, 0x0050, iwl8265_2ac_cfg)},
+       {IWL_PCI_DEVICE(0x24FD, 0x0150, iwl8265_2ac_cfg)},
+       {IWL_PCI_DEVICE(0x24FD, 0x9010, iwl8265_2ac_cfg)},
+       {IWL_PCI_DEVICE(0x24FD, 0x8110, iwl8265_2ac_cfg)},
+       {IWL_PCI_DEVICE(0x24FD, 0x8050, iwl8265_2ac_cfg)},
        {IWL_PCI_DEVICE(0x24FD, 0x8010, iwl8265_2ac_cfg)},
        {IWL_PCI_DEVICE(0x24FD, 0x0810, iwl8265_2ac_cfg)},
+       {IWL_PCI_DEVICE(0x24FD, 0x9110, iwl8265_2ac_cfg)},
+       {IWL_PCI_DEVICE(0x24FD, 0x8130, iwl8265_2ac_cfg)},
 
 /* 9000 Series */
        {IWL_PCI_DEVICE(0x9DF0, 0x0A10, iwl9560_2ac_cfg)},

diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 5e1a13e..ee081c2 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -732,8 +732,8 @@ static int iwl_pcie_rsa_race_bug_wa(struct iwl_trans *trans)
         */
        val = iwl_read_prph(trans, PREG_AUX_BUS_WPROT_0);
        if (val & (BIT(1) | BIT(17))) {
-               IWL_INFO(trans,
-                        "can't access the RSA semaphore it is write protected\n");
+               IWL_DEBUG_INFO(trans,
+                              "can't access the RSA semaphore it is write protected\n");
                return 0;
        }