leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

wireless-drivers fixes for 5.3

Browse Source 
Third set of fixes for 5.3, and most likely the last one. The rt2x00
 regression has been reported multiple times, others are of lower
 priority.
 
 mt76
 
 * fix hang on resume on certain machines
 
 rt2x00
 
 * fix AP mode regression related to encryption
 
 iwlwifi
 
 * avoid unnecessary error messages due to multicast frames when not
   associated
 
 * fix configuration for ax201 devices
 
 * fix recognition of QuZ devices
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1
 
 iQEcBAABAgAGBQJdXN3tAAoJEG4XJFUm622bIA0IAJp6NkccJirGLt02u3EM1d+Y
 nZbdK2rV3rRLD8/XedL8Ia+0LVjrZmWPJC6DouBYXiXo1fHdphGv5ifCwUTf392l
 wGEAHjqCBEHPWVOTj4Cg/XboOKuChTeR/XyBz1Vgw0PUHX1EV+93R4823tkmD8lI
 2G4JaO81YfZbud9FLvd2ry3jreRoWlxk3W/GkZNegW2yVPkqCp491xGd5qmMf+ey
 sVj80VegEDLpX6jqBZev9ePbwORU42dVvhp4fgaA/1GUchA5hwrBjpZmwRrgxbhA
 y+NWat3s9agZ/o7mtMYN50D6h/fqoE8zVNqeH0csZEuSQzPS3k263Py+tIYEjfM=
 =Z/Yo
 -----END PGP SIGNATURE-----

Merge tag 'wireless-drivers-for-davem-2019-08-21' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers

Kalle Valo says:

====================
wireless-drivers fixes for 5.3

Third set of fixes for 5.3, and most likely the last one. The rt2x00
regression has been reported multiple times, others are of lower
priority.

mt76

* fix hang on resume on certain machines

rt2x00

* fix AP mode regression related to encryption

iwlwifi

* avoid unnecessary error messages due to multicast frames when not
  associated

* fix configuration for ax201 devices

* fix recognition of QuZ devices
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2019-08-22 16:12:16 -07:00
commit 4df0d839ba
9 changed files with 93 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
View File

@ -554,7 +554,7 @@ static void iwl_mvm_mac_ctxt_cmd_common(struct iwl_mvm *mvm,
cpu_to_le32(vif->bss_conf.use_short_slot ?
MAC_FLG_SHORT_SLOT : 0);
cmd->filter_flags = cpu_to_le32(MAC_FILTER_ACCEPT_GRP);
cmd->filter_flags = 0;
for (i = 0; i < IEEE80211_NUM_ACS; i++) {
u8 txf = iwl_mvm_mac_ac_to_tx_fifo(mvm, i);
@ -623,6 +623,8 @@ static int iwl_mvm_mac_ctxt_cmd_sta(struct iwl_mvm *mvm,
/* We need the dtim_period to set the MAC as associated */
if (vif->bss_conf.assoc && vif->bss_conf.dtim_period &&
!force_assoc_off) {
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
u8 ap_sta_id = mvmvif->ap_sta_id;
u32 dtim_offs;
/*
@ -658,6 +660,29 @@ static int iwl_mvm_mac_ctxt_cmd_sta(struct iwl_mvm *mvm,
dtim_offs);
ctxt_sta->is_assoc = cpu_to_le32(1);
/*
* allow multicast data frames only as long as the station is
* authorized, i.e., GTK keys are already installed (if needed)
*/
if (ap_sta_id < IWL_MVM_STATION_COUNT) {
struct ieee80211_sta *sta;
rcu_read_lock();
sta = rcu_dereference(mvm->fw_id_to_mac_id[ap_sta_id]);
if (!IS_ERR_OR_NULL(sta)) {
struct iwl_mvm_sta *mvmsta =
iwl_mvm_sta_from_mac80211(sta);
if (mvmsta->sta_state ==
IEEE80211_STA_AUTHORIZED)
cmd.filter_flags |=
cpu_to_le32(MAC_FILTER_ACCEPT_GRP);
}
rcu_read_unlock();
}
} else {
ctxt_sta->is_assoc = cpu_to_le32(0);
@ -703,7 +728,8 @@ static int iwl_mvm_mac_ctxt_cmd_listener(struct iwl_mvm *mvm,
MAC_FILTER_IN_CONTROL_AND_MGMT |
MAC_FILTER_IN_BEACON |
MAC_FILTER_IN_PROBE_REQUEST |
MAC_FILTER_IN_CRC32);
MAC_FILTER_IN_CRC32 |
MAC_FILTER_ACCEPT_GRP);
ieee80211_hw_set(mvm->hw, RX_INCLUDES_FCS);
/* Allocate sniffer station */
@ -727,7 +753,8 @@ static int iwl_mvm_mac_ctxt_cmd_ibss(struct iwl_mvm *mvm,
iwl_mvm_mac_ctxt_cmd_common(mvm, vif, &cmd, NULL, action);
cmd.filter_flags = cpu_to_le32(MAC_FILTER_IN_BEACON |
MAC_FILTER_IN_PROBE_REQUEST);
MAC_FILTER_IN_PROBE_REQUEST |
MAC_FILTER_ACCEPT_GRP);
/* cmd.ibss.beacon_time/cmd.ibss.beacon_tsf are curently ignored */
cmd.ibss.bi = cpu_to_le32(vif->bss_conf.beacon_int);

10
drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
View File

@ -3327,10 +3327,20 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw,
/* enable beacon filtering */
WARN_ON(iwl_mvm_enable_beacon_filter(mvm, vif, 0));
/*
* Now that the station is authorized, i.e., keys were already
* installed, need to indicate to the FW that
* multicast data frames can be forwarded to the driver
*/
iwl_mvm_mac_ctxt_changed(mvm, vif, false, NULL);
iwl_mvm_rs_rate_init(mvm, sta, mvmvif->phy_ctxt->channel->band,
true);
} else if (old_state == IEEE80211_STA_AUTHORIZED &&
new_state == IEEE80211_STA_ASSOC) {
/* Multicast data frames are no longer allowed */
iwl_mvm_mac_ctxt_changed(mvm, vif, false, NULL);
/* disable beacon filtering */
ret = iwl_mvm_disable_beacon_filter(mvm, vif, 0);
WARN_ON(ret &&

17
drivers/net/wireless/intel/iwlwifi/pcie/drv.c
View File

@ -1063,6 +1063,23 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
else if (iwl_trans->cfg == &iwl9560_2ac_160_cfg_qu_b0_jf_b0)
iwl_trans->cfg = &iwl9560_2ac_160_cfg_qu_c0_jf_b0;
}
/* same thing for QuZ... */
if (iwl_trans->hw_rev == CSR_HW_REV_TYPE_QUZ) {
if (cfg == &iwl_ax101_cfg_qu_hr)
cfg = &iwl_ax101_cfg_quz_hr;
else if (cfg == &iwl_ax201_cfg_qu_hr)
cfg = &iwl_ax201_cfg_quz_hr;
else if (cfg == &iwl9461_2ac_cfg_qu_b0_jf_b0)
cfg = &iwl9461_2ac_cfg_quz_a0_jf_b0_soc;
else if (cfg == &iwl9462_2ac_cfg_qu_b0_jf_b0)
cfg = &iwl9462_2ac_cfg_quz_a0_jf_b0_soc;
else if (cfg == &iwl9560_2ac_cfg_qu_b0_jf_b0)
cfg = &iwl9560_2ac_cfg_quz_a0_jf_b0_soc;
else if (cfg == &iwl9560_2ac_160_cfg_qu_b0_jf_b0)
cfg = &iwl9560_2ac_160_cfg_quz_a0_jf_b0_soc;
}
#endif
pci_set_drvdata(pdev, iwl_trans);

1
drivers/net/wireless/intel/iwlwifi/pcie/trans.c
View File

@ -3603,6 +3603,7 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
} else if (CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id) ==
CSR_HW_RF_ID_TYPE_CHIP_ID(CSR_HW_RF_ID_TYPE_HR) &&
((trans->cfg != &iwl_ax200_cfg_cc &&
trans->cfg != &iwl_ax201_cfg_qu_hr &&
trans->cfg != &killer1650x_2ax_cfg &&
trans->cfg != &killer1650w_2ax_cfg &&
trans->cfg != &iwl_ax201_cfg_quz_hr) ||

20
drivers/net/wireless/intel/iwlwifi/pcie/tx-gen2.c
View File

@ -99,10 +99,7 @@ void iwl_pcie_gen2_update_byte_tbl(struct iwl_trans_pcie *trans_pcie,
u16 len = byte_cnt;
__le16 bc_ent;
if (trans_pcie->bc_table_dword)
len = DIV_ROUND_UP(len, 4);
if (WARN_ON(len > 0xFFF || idx >= txq->n_window))
if (WARN(idx >= txq->n_window, "%d >= %d\n", idx, txq->n_window))
return;
filled_tfd_size = offsetof(struct iwl_tfh_tfd, tbs) +
@ -117,11 +114,20 @@ void iwl_pcie_gen2_update_byte_tbl(struct iwl_trans_pcie *trans_pcie,
*/
num_fetch_chunks = DIV_ROUND_UP(filled_tfd_size, 64) - 1;
bc_ent = cpu_to_le16(len | (num_fetch_chunks << 12));
if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560)
if (trans->cfg->device_family >= IWL_DEVICE_FAMILY_22560) {
/* Starting from 22560, the HW expects bytes */
WARN_ON(trans_pcie->bc_table_dword);
WARN_ON(len > 0x3FFF);
bc_ent = cpu_to_le16(len | (num_fetch_chunks << 14));
scd_bc_tbl_gen3->tfd_offset[idx] = bc_ent;
else
} else {
/* Until 22560, the HW expects DW */
WARN_ON(!trans_pcie->bc_table_dword);
len = DIV_ROUND_UP(len, 4);
WARN_ON(len > 0xFFF);
bc_ent = cpu_to_le16(len | (num_fetch_chunks << 12));
scd_bc_tbl->tfd_offset[idx] = bc_ent;
}
}
/*

8
drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
View File

@ -136,11 +136,11 @@ static const struct ieee80211_ops mt76x0u_ops = {
.release_buffered_frames = mt76_release_buffered_frames,
};
static int mt76x0u_init_hardware(struct mt76x02_dev *dev)
static int mt76x0u_init_hardware(struct mt76x02_dev *dev, bool reset)
{
int err;
mt76x0_chip_onoff(dev, true, true);
mt76x0_chip_onoff(dev, true, reset);
if (!mt76x02_wait_for_mac(&dev->mt76))
return -ETIMEDOUT;
@ -173,7 +173,7 @@ static int mt76x0u_register_device(struct mt76x02_dev *dev)
if (err < 0)
goto out_err;
err = mt76x0u_init_hardware(dev);
err = mt76x0u_init_hardware(dev, true);
if (err < 0)
goto out_err;
@ -309,7 +309,7 @@ static int __maybe_unused mt76x0_resume(struct usb_interface *usb_intf)
if (ret < 0)
goto err;
ret = mt76x0u_init_hardware(dev);
ret = mt76x0u_init_hardware(dev, false);
if (ret)
goto err;

9
drivers/net/wireless/ralink/rt2x00/rt2800lib.c
View File

@ -6094,6 +6094,15 @@ static int rt2800_init_registers(struct rt2x00_dev *rt2x00dev)
rt2800_delete_wcid_attr(rt2x00dev, i);
}
/*
* Clear encryption initialization vectors on start, but keep them
* for watchdog reset. Otherwise we will have wrong IVs and not be
* able to keep connections after reset.
*/
if (!test_bit(DEVICE_STATE_RESET, &rt2x00dev->flags))
for (i = 0; i < 256; i++)
rt2800_register_write(rt2x00dev, MAC_IVEIV_ENTRY(i), 0);
/*
* Clear all beacons
*/

1
drivers/net/wireless/ralink/rt2x00/rt2x00.h
View File

@ -658,6 +658,7 @@ enum rt2x00_state_flags {
DEVICE_STATE_ENABLED_RADIO,
DEVICE_STATE_SCANNING,
DEVICE_STATE_FLUSHING,
DEVICE_STATE_RESET,
/*
* Driver configuration

13
drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
View File

@ -1256,13 +1256,14 @@ static int rt2x00lib_initialize(struct rt2x00_dev *rt2x00dev)
int rt2x00lib_start(struct rt2x00_dev *rt2x00dev)
{
int retval;
int retval = 0;
if (test_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags)) {
/*
* This is special case for ieee80211_restart_hw(), otherwise
* mac80211 never call start() two times in row without stop();
*/
set_bit(DEVICE_STATE_RESET, &rt2x00dev->flags);
rt2x00dev->ops->lib->pre_reset_hw(rt2x00dev);
rt2x00lib_stop(rt2x00dev);
}
@ -1273,14 +1274,14 @@ int rt2x00lib_start(struct rt2x00_dev *rt2x00dev)
*/
retval = rt2x00lib_load_firmware(rt2x00dev);
if (retval)
return retval;
goto out;
/*
* Initialize the device.
*/
retval = rt2x00lib_initialize(rt2x00dev);
if (retval)
return retval;
goto out;
rt2x00dev->intf_ap_count = 0;
rt2x00dev->intf_sta_count = 0;
@ -1289,11 +1290,13 @@ int rt2x00lib_start(struct rt2x00_dev *rt2x00dev)
/* Enable the radio */
retval = rt2x00lib_enable_radio(rt2x00dev);
if (retval)
return retval;
goto out;
set_bit(DEVICE_STATE_STARTED, &rt2x00dev->flags);
return 0;
out:
clear_bit(DEVICE_STATE_RESET, &rt2x00dev->flags);
return retval;
}
void rt2x00lib_stop(struct rt2x00_dev *rt2x00dev)