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wireless-drivers fixes for 4.11

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iwlwifi
 
 * fix a user reported warning in DQA
 
 mwifiex
 
 * fix a potential double free
 * fix lost early debug logs
 * fix init wakeup warning message from device framework
 * add Ganapathi and Xinming as maintainers
 
 ath10k
 
 * fix regression with QCA6174 during resume and firmware crash
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Merge tag 'wireless-drivers-for-davem-2017-03-21' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers

Kalle Valo says:

====================
wireless-drivers fixes for 4.11

iwlwifi

* fix a user reported warning in DQA

mwifiex

* fix a potential double free
* fix lost early debug logs
* fix init wakeup warning message from device framework
* add Ganapathi and Xinming as maintainers

ath10k

* fix regression with QCA6174 during resume and firmware crash
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2017-03-22 12:06:49 -07:00
commit bf601fe52e
8 changed files with 57 additions and 55 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
MAINTAINERS
View File

@ -7846,6 +7846,8 @@ F: drivers/net/ethernet/marvell/mvneta.*
MARVELL MWIFIEX WIRELESS DRIVER
M: Amitkumar Karwar <akarwar@marvell.com>
M: Nishant Sarmukadam <nishants@marvell.com>
M: Ganapathi Bhat <gbhat@marvell.com>
M: Xinming Hu <huxm@marvell.com>
L: linux-wireless@vger.kernel.org
S: Maintained
F: drivers/net/wireless/marvell/mwifiex/

2
drivers/net/wireless/ath/ath10k/hw.c
View File

@ -51,7 +51,7 @@ const struct ath10k_hw_regs qca6174_regs = {
.rtc_soc_base_address = 0x00000800,
.rtc_wmac_base_address = 0x00001000,
.soc_core_base_address = 0x0003a000,
.wlan_mac_base_address = 0x00020000,
.wlan_mac_base_address = 0x00010000,
.ce_wrapper_base_address = 0x00034000,
.ce0_base_address = 0x00034400,
.ce1_base_address = 0x00034800,

5
drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
View File

@ -2319,7 +2319,7 @@ iwl_mvm_mac_release_buffered_frames(struct ieee80211_hw *hw,
{
struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
/* Called when we need to transmit (a) frame(s) from agg queue */
/* Called when we need to transmit (a) frame(s) from agg or dqa queue */
iwl_mvm_sta_modify_sleep_tx_count(mvm, sta, reason, num_frames,
tids, more_data, true);
@ -2338,7 +2338,8 @@ static void __iwl_mvm_mac_sta_notify(struct ieee80211_hw *hw,
for (tid = 0; tid < IWL_MAX_TID_COUNT; tid++) {
struct iwl_mvm_tid_data *tid_data = &mvmsta->tid_data[tid];
if (tid_data->state != IWL_AGG_ON &&
if (!iwl_mvm_is_dqa_supported(mvm) &&
tid_data->state != IWL_AGG_ON &&
tid_data->state != IWL_EMPTYING_HW_QUEUE_DELBA)
continue;

11
drivers/net/wireless/intel/iwlwifi/mvm/sta.c
View File

@ -3135,7 +3135,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
enum ieee80211_frame_release_type reason,
u16 cnt, u16 tids, bool more_data,
bool agg)
bool single_sta_queue)
{
struct iwl_mvm_sta *mvmsta = iwl_mvm_sta_from_mac80211(sta);
struct iwl_mvm_add_sta_cmd cmd = {
@ -3155,14 +3155,14 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
for_each_set_bit(tid, &_tids, IWL_MAX_TID_COUNT)
cmd.awake_acs |= BIT(tid_to_ucode_ac[tid]);
/* If we're releasing frames from aggregation queues then check if the
* all queues combined that we're releasing frames from have
/* If we're releasing frames from aggregation or dqa queues then check
* if all the queues that we're releasing frames from, combined, have:
* - more frames than the service period, in which case more_data
* needs to be set
* - fewer than 'cnt' frames, in which case we need to adjust the
* firmware command (but do that unconditionally)
*/
if (agg) {
if (single_sta_queue) {
int remaining = cnt;
int sleep_tx_count;
@ -3172,7 +3172,8 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
u16 n_queued;
tid_data = &mvmsta->tid_data[tid];
if (WARN(tid_data->state != IWL_AGG_ON &&
if (WARN(!iwl_mvm_is_dqa_supported(mvm) &&
tid_data->state != IWL_AGG_ON &&
tid_data->state != IWL_EMPTYING_HW_QUEUE_DELBA,
"TID %d state is %d\n",
tid, tid_data->state)) {

2
drivers/net/wireless/intel/iwlwifi/mvm/sta.h
View File

@ -547,7 +547,7 @@ void iwl_mvm_sta_modify_sleep_tx_count(struct iwl_mvm *mvm,
struct ieee80211_sta *sta,
enum ieee80211_frame_release_type reason,
u16 cnt, u16 tids, bool more_data,
bool agg);
bool single_sta_queue);
int iwl_mvm_drain_sta(struct iwl_mvm *mvm, struct iwl_mvm_sta *mvmsta,
bool drain);
void iwl_mvm_sta_modify_disable_tx(struct iwl_mvm *mvm,

41
drivers/net/wireless/intel/iwlwifi/mvm/tx.c
View File

@ -7,7 +7,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 Intel Deutschland GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
@ -34,6 +34,7 @@
*
* Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved.
* Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
* Copyright(c) 2016 - 2017 Intel Deutschland GmbH
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -628,8 +629,10 @@ int iwl_mvm_tx_skb_non_sta(struct iwl_mvm *mvm, struct sk_buff *skb)
* values.
* Note that we don't need to make sure it isn't agg'd, since we're
* TXing non-sta
* For DQA mode - we shouldn't increase it though
*/
atomic_inc(&mvm->pending_frames[sta_id]);
if (!iwl_mvm_is_dqa_supported(mvm))
atomic_inc(&mvm->pending_frames[sta_id]);
return 0;
}
@ -1005,11 +1008,8 @@ static int iwl_mvm_tx_mpdu(struct iwl_mvm *mvm, struct sk_buff *skb,
spin_unlock(&mvmsta->lock);
/* Increase pending frames count if this isn't AMPDU */
if ((iwl_mvm_is_dqa_supported(mvm) &&
mvmsta->tid_data[tx_cmd->tid_tspec].state != IWL_AGG_ON &&
mvmsta->tid_data[tx_cmd->tid_tspec].state != IWL_AGG_STARTING) ||
(!iwl_mvm_is_dqa_supported(mvm) && !is_ampdu))
/* Increase pending frames count if this isn't AMPDU or DQA queue */
if (!iwl_mvm_is_dqa_supported(mvm) && !is_ampdu)
atomic_inc(&mvm->pending_frames[mvmsta->sta_id]);
return 0;
@ -1079,12 +1079,13 @@ static void iwl_mvm_check_ratid_empty(struct iwl_mvm *mvm,
lockdep_assert_held(&mvmsta->lock);
if ((tid_data->state == IWL_AGG_ON ||
tid_data->state == IWL_EMPTYING_HW_QUEUE_DELBA) &&
tid_data->state == IWL_EMPTYING_HW_QUEUE_DELBA ||
iwl_mvm_is_dqa_supported(mvm)) &&
iwl_mvm_tid_queued(tid_data) == 0) {
/*
* Now that this aggregation queue is empty tell mac80211 so it
* knows we no longer have frames buffered for the station on
* this TID (for the TIM bitmap calculation.)
* Now that this aggregation or DQA queue is empty tell
* mac80211 so it knows we no longer have frames buffered for
* the station on this TID (for the TIM bitmap calculation.)
*/
ieee80211_sta_set_buffered(sta, tid, false);
}
@ -1257,7 +1258,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
u8 skb_freed = 0;
u16 next_reclaimed, seq_ctl;
bool is_ndp = false;
bool txq_agg = false; /* Is this TXQ aggregated */
__skb_queue_head_init(&skbs);
@ -1283,6 +1283,10 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
info->flags |= IEEE80211_TX_STAT_ACK;
break;
case TX_STATUS_FAIL_DEST_PS:
/* In DQA, the FW should have stopped the queue and not
* return this status
*/
WARN_ON(iwl_mvm_is_dqa_supported(mvm));
info->flags |= IEEE80211_TX_STAT_TX_FILTERED;
break;
default:
@ -1387,15 +1391,6 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
bool send_eosp_ndp = false;
spin_lock_bh(&mvmsta->lock);
if (iwl_mvm_is_dqa_supported(mvm)) {
enum iwl_mvm_agg_state state;
state = mvmsta->tid_data[tid].state;
txq_agg = (state == IWL_AGG_ON ||
state == IWL_EMPTYING_HW_QUEUE_DELBA);
} else {
txq_agg = txq_id >= mvm->first_agg_queue;
}
if (!is_ndp) {
tid_data->next_reclaimed = next_reclaimed;
@ -1452,11 +1447,11 @@ static void iwl_mvm_rx_tx_cmd_single(struct iwl_mvm *mvm,
* If the txq is not an AMPDU queue, there is no chance we freed
* several skbs. Check that out...
*/
if (txq_agg)
if (iwl_mvm_is_dqa_supported(mvm) || txq_id >= mvm->first_agg_queue)
goto out;
/* We can't free more than one frame at once on a shared queue */
WARN_ON(!iwl_mvm_is_dqa_supported(mvm) && (skb_freed > 1));
WARN_ON(skb_freed > 1);
/* If we have still frames for this STA nothing to do here */
if (!atomic_sub_and_test(skb_freed, &mvm->pending_frames[sta_id]))

11
drivers/net/wireless/marvell/mwifiex/main.c
View File

@ -57,8 +57,8 @@ MODULE_PARM_DESC(mfg_mode, "manufacturing mode enable:1, disable:0");
* In case of any errors during inittialization, this function also ensures
* proper cleanup before exiting.
*/
static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops,
void **padapter)
static int mwifiex_register(void *card, struct device *dev,
struct mwifiex_if_ops *if_ops, void **padapter)
{
struct mwifiex_adapter *adapter;
int i;
@ -68,6 +68,7 @@ static int mwifiex_register(void *card, struct mwifiex_if_ops *if_ops,
return -ENOMEM;
*padapter = adapter;
adapter->dev = dev;
adapter->card = card;
/* Save interface specific operations in adapter */
@ -1568,12 +1569,11 @@ mwifiex_add_card(void *card, struct completion *fw_done,
{
struct mwifiex_adapter *adapter;
if (mwifiex_register(card, if_ops, (void **)&adapter)) {
if (mwifiex_register(card, dev, if_ops, (void **)&adapter)) {
pr_err("%s: software init failed\n", __func__);
goto err_init_sw;
}
adapter->dev = dev;
mwifiex_probe_of(adapter);
adapter->iface_type = iface_type;
@ -1718,6 +1718,9 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter)
wiphy_unregister(adapter->wiphy);
wiphy_free(adapter->wiphy);
if (adapter->irq_wakeup >= 0)
device_init_wakeup(adapter->dev, false);
/* Unregister device */
mwifiex_dbg(adapter, INFO,
"info: unregister device\n");

38
drivers/net/wireless/marvell/mwifiex/pcie.c
View File

@ -2739,6 +2739,21 @@ static void mwifiex_pcie_device_dump(struct mwifiex_adapter *adapter)
schedule_work(&card->work);
}
static void mwifiex_pcie_free_buffers(struct mwifiex_adapter *adapter)
{
struct pcie_service_card *card = adapter->card;
const struct mwifiex_pcie_card_reg *reg = card->pcie.reg;
if (reg->sleep_cookie)
mwifiex_pcie_delete_sleep_cookie_buf(adapter);
mwifiex_pcie_delete_cmdrsp_buf(adapter);
mwifiex_pcie_delete_evtbd_ring(adapter);
mwifiex_pcie_delete_rxbd_ring(adapter);
mwifiex_pcie_delete_txbd_ring(adapter);
card->cmdrsp_buf = NULL;
}
/*
* This function initializes the PCI-E host memory space, WCB rings, etc.
*
@ -2850,13 +2865,6 @@ err_enable_dev:
/*
* This function cleans up the allocated card buffers.
*
* The following are freed by this function -
* - TXBD ring buffers
* - RXBD ring buffers
* - Event BD ring buffers
* - Command response ring buffer
* - Sleep cookie buffer
*/
static void mwifiex_cleanup_pcie(struct mwifiex_adapter *adapter)
{
@ -2875,6 +2883,8 @@ static void mwifiex_cleanup_pcie(struct mwifiex_adapter *adapter)
"Failed to write driver not-ready signature\n");
}
mwifiex_pcie_free_buffers(adapter);
if (pdev) {
pci_iounmap(pdev, card->pci_mmap);
pci_iounmap(pdev, card->pci_mmap1);
@ -3126,10 +3136,7 @@ err_cre_txbd:
pci_iounmap(pdev, card->pci_mmap1);
}
/* This function cleans up the PCI-E host memory space.
* Some code is extracted from mwifiex_unregister_dev()
*
*/
/* This function cleans up the PCI-E host memory space. */
static void mwifiex_pcie_down_dev(struct mwifiex_adapter *adapter)
{
struct pcie_service_card *card = adapter->card;
@ -3140,14 +3147,7 @@ static void mwifiex_pcie_down_dev(struct mwifiex_adapter *adapter)
adapter->seq_num = 0;
if (reg->sleep_cookie)
mwifiex_pcie_delete_sleep_cookie_buf(adapter);
mwifiex_pcie_delete_cmdrsp_buf(adapter);
mwifiex_pcie_delete_evtbd_ring(adapter);
mwifiex_pcie_delete_rxbd_ring(adapter);
mwifiex_pcie_delete_txbd_ring(adapter);
card->cmdrsp_buf = NULL;
mwifiex_pcie_free_buffers(adapter);
}
static struct mwifiex_if_ops pcie_ops = {