6:50 p.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 923dcc5eb0c111eccd51cc7ce1658537e3c38b25
commit: ce712478a458fc9ae7488b511088d43d311ccd2e iwlwifi: mvm: Support new rate_n_flags
for REPLY_RX_MPDU_CMD and RX_NO_DATA_NOTIF
date: 4 weeks ago
config: mips-randconfig-m031-20211104 (attached as .config)
compiler: mips-linux-gcc (GCC) 11.2.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
smatch warnings:
drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c:1966 iwl_mvm_rx_mpdu_mq() warn: inconsistent
indenting
vim +1966 drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1637
c630b477caf789 Sara Sharon 2018-04-09 1638 void iwl_mvm_rx_mpdu_mq(struct
iwl_mvm *mvm, struct napi_struct *napi,
c630b477caf789 Sara Sharon 2018-04-09 1639 struct iwl_rx_cmd_buffer *rxb,
int queue)
c630b477caf789 Sara Sharon 2018-04-09 1640 {
c630b477caf789 Sara Sharon 2018-04-09 1641 struct ieee80211_rx_status
*rx_status;
c630b477caf789 Sara Sharon 2018-04-09 1642 struct iwl_rx_packet *pkt =
rxb_addr(rxb);
c630b477caf789 Sara Sharon 2018-04-09 1643 struct iwl_rx_mpdu_desc *desc =
(void *)pkt->data;
c630b477caf789 Sara Sharon 2018-04-09 1644 struct ieee80211_hdr *hdr;
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1645 u32 len;
efc0ec5afb6e14 Johannes Berg 2020-12-09 1646 u32 pkt_len =
iwl_rx_packet_payload_len(pkt);
c630b477caf789 Sara Sharon 2018-04-09 1647 u32 rate_n_flags,
gp2_on_air_rise;
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1648 u16 phy_info;
c630b477caf789 Sara Sharon 2018-04-09 1649 struct ieee80211_sta *sta = NULL;
c630b477caf789 Sara Sharon 2018-04-09 1650 struct sk_buff *skb;
c630b477caf789 Sara Sharon 2018-04-09 1651 u8 crypt_len = 0, channel,
energy_a, energy_b;
c630b477caf789 Sara Sharon 2018-04-09 1652 size_t desc_size;
6721039d5b8adf Shaul Triebitz 2018-07-02 1653 struct iwl_mvm_rx_phy_data
phy_data = {
6721039d5b8adf Shaul Triebitz 2018-07-02 1654 .info_type =
IWL_RX_PHY_INFO_TYPE_NONE,
6721039d5b8adf Shaul Triebitz 2018-07-02 1655 };
9bf13bee2d74a3 Johannes Berg 2018-11-20 1656 bool csi = false;
ce712478a458fc Luca Coelho 2021-10-17 1657 u32 format;
ce712478a458fc Luca Coelho 2021-10-17 1658 bool is_sgi;
c630b477caf789 Sara Sharon 2018-04-09 1659
c630b477caf789 Sara Sharon 2018-04-09 1660 if
(unlikely(test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)))
c630b477caf789 Sara Sharon 2018-04-09 1661 return;
c630b477caf789 Sara Sharon 2018-04-09 1662
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1663 if
(mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210)
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1664 desc_size = sizeof(*desc);
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1665 else
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1666 desc_size = IWL_RX_DESC_SIZE_V1;
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1667
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1668 if (unlikely(pkt_len <
desc_size)) {
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1669 IWL_DEBUG_DROP(mvm, "Bad
REPLY_RX_MPDU_CMD size\n");
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1670 return;
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1671 }
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1672
3681021fc6af58 Johannes Berg 2019-11-15 1673 if
(mvm->trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) {
c630b477caf789 Sara Sharon 2018-04-09 1674 rate_n_flags =
le32_to_cpu(desc->v3.rate_n_flags);
c630b477caf789 Sara Sharon 2018-04-09 1675 channel = desc->v3.channel;
c630b477caf789 Sara Sharon 2018-04-09 1676 gp2_on_air_rise =
le32_to_cpu(desc->v3.gp2_on_air_rise);
c630b477caf789 Sara Sharon 2018-04-09 1677 energy_a = desc->v3.energy_a;
c630b477caf789 Sara Sharon 2018-04-09 1678 energy_b = desc->v3.energy_b;
6721039d5b8adf Shaul Triebitz 2018-07-02 1679
6721039d5b8adf Shaul Triebitz 2018-07-02 1680 phy_data.d0 =
desc->v3.phy_data0;
6721039d5b8adf Shaul Triebitz 2018-07-02 1681 phy_data.d1 =
desc->v3.phy_data1;
6721039d5b8adf Shaul Triebitz 2018-07-02 1682 phy_data.d2 =
desc->v3.phy_data2;
6721039d5b8adf Shaul Triebitz 2018-07-02 1683 phy_data.d3 =
desc->v3.phy_data3;
c630b477caf789 Sara Sharon 2018-04-09 1684 } else {
c630b477caf789 Sara Sharon 2018-04-09 1685 rate_n_flags =
le32_to_cpu(desc->v1.rate_n_flags);
c630b477caf789 Sara Sharon 2018-04-09 1686 channel = desc->v1.channel;
c630b477caf789 Sara Sharon 2018-04-09 1687 gp2_on_air_rise =
le32_to_cpu(desc->v1.gp2_on_air_rise);
c630b477caf789 Sara Sharon 2018-04-09 1688 energy_a = desc->v1.energy_a;
c630b477caf789 Sara Sharon 2018-04-09 1689 energy_b = desc->v1.energy_b;
6721039d5b8adf Shaul Triebitz 2018-07-02 1690
6721039d5b8adf Shaul Triebitz 2018-07-02 1691 phy_data.d0 =
desc->v1.phy_data0;
6721039d5b8adf Shaul Triebitz 2018-07-02 1692 phy_data.d1 =
desc->v1.phy_data1;
6721039d5b8adf Shaul Triebitz 2018-07-02 1693 phy_data.d2 =
desc->v1.phy_data2;
6721039d5b8adf Shaul Triebitz 2018-07-02 1694 phy_data.d3 =
desc->v1.phy_data3;
c630b477caf789 Sara Sharon 2018-04-09 1695 }
ce712478a458fc Luca Coelho 2021-10-17 1696 if
(iwl_fw_lookup_notif_ver(mvm->fw, LEGACY_GROUP,
ce712478a458fc Luca Coelho 2021-10-17 1697 REPLY_RX_MPDU_CMD, 0) <
4) {
ce712478a458fc Luca Coelho 2021-10-17 1698 rate_n_flags =
iwl_new_rate_from_v1(rate_n_flags);
ce712478a458fc Luca Coelho 2021-10-17 1699 IWL_DEBUG_DROP(mvm, "Got old
format rate, converting. New rate: 0x%x\n",
ce712478a458fc Luca Coelho 2021-10-17 1700 rate_n_flags);
ce712478a458fc Luca Coelho 2021-10-17 1701 }
ce712478a458fc Luca Coelho 2021-10-17 1702 format = rate_n_flags &
RATE_MCS_MOD_TYPE_MSK;
c630b477caf789 Sara Sharon 2018-04-09 1703
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1704 len =
le16_to_cpu(desc->mpdu_len);
6721039d5b8adf Shaul Triebitz 2018-07-02 1705
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1706 if (unlikely(len + desc_size >
pkt_len)) {
efc0ec5afb6e14 Johannes Berg 2020-12-09 1707 IWL_DEBUG_DROP(mvm, "FW lied
about packet len\n");
efc0ec5afb6e14 Johannes Berg 2020-12-09 1708 return;
efc0ec5afb6e14 Johannes Berg 2020-12-09 1709 }
efc0ec5afb6e14 Johannes Berg 2020-12-09 1710
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1711 phy_info =
le16_to_cpu(desc->phy_info);
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1712 phy_data.d4 = desc->phy_data4;
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1713
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1714 if (phy_info &
IWL_RX_MPDU_PHY_TSF_OVERLOAD)
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1715 phy_data.info_type =
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1716 le32_get_bits(phy_data.d1,
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1717
IWL_RX_PHY_DATA1_INFO_TYPE_MASK);
b8aba27cdc0ea6 Johannes Berg 2020-12-09 1718
c630b477caf789 Sara Sharon 2018-04-09 1719 hdr = (void *)(pkt->data +
desc_size);
c630b477caf789 Sara Sharon 2018-04-09 1720 /* Dont use dev_alloc_skb(),
we'll have enough headroom once
c630b477caf789 Sara Sharon 2018-04-09 1721 * ieee80211_hdr pulled.
c630b477caf789 Sara Sharon 2018-04-09 1722 */
c630b477caf789 Sara Sharon 2018-04-09 1723 skb = alloc_skb(128, GFP_ATOMIC);
c630b477caf789 Sara Sharon 2018-04-09 1724 if (!skb) {
c630b477caf789 Sara Sharon 2018-04-09 1725 IWL_ERR(mvm, "alloc_skb
failed\n");
c630b477caf789 Sara Sharon 2018-04-09 1726 return;
c630b477caf789 Sara Sharon 2018-04-09 1727 }
c630b477caf789 Sara Sharon 2018-04-09 1728
c630b477caf789 Sara Sharon 2018-04-09 1729 if (desc->mac_flags2 &
IWL_RX_MPDU_MFLG2_PAD) {
c630b477caf789 Sara Sharon 2018-04-09 1730 /*
c630b477caf789 Sara Sharon 2018-04-09 1731 * If the device inserted padding
it means that (it thought)
c630b477caf789 Sara Sharon 2018-04-09 1732 * the 802.11 header wasn't a
multiple of 4 bytes long. In
c630b477caf789 Sara Sharon 2018-04-09 1733 * this case, reserve two bytes
at the start of the SKB to
c630b477caf789 Sara Sharon 2018-04-09 1734 * align the payload properly in
case we end up copying it.
c630b477caf789 Sara Sharon 2018-04-09 1735 */
c630b477caf789 Sara Sharon 2018-04-09 1736 skb_reserve(skb, 2);
514c30696fbc25 Luca Coelho 2018-06-24 1737 }
514c30696fbc25 Luca Coelho 2018-06-24 1738
18ead597daa17a Golan Ben Ami 2018-02-05 1739 rx_status =
IEEE80211_SKB_RXCB(skb);
18ead597daa17a Golan Ben Ami 2018-02-05 1740
dabf9844385885 Johannes Berg 2018-04-26 1741 /* This may be overridden by
iwl_mvm_rx_he() to HE_RU */
ce712478a458fc Luca Coelho 2021-10-17 1742 switch (rate_n_flags &
RATE_MCS_CHAN_WIDTH_MSK) {
dabf9844385885 Johannes Berg 2018-04-26 1743 case RATE_MCS_CHAN_WIDTH_20:
dabf9844385885 Johannes Berg 2018-04-26 1744 break;
dabf9844385885 Johannes Berg 2018-04-26 1745 case RATE_MCS_CHAN_WIDTH_40:
dabf9844385885 Johannes Berg 2018-04-26 1746 rx_status->bw =
RATE_INFO_BW_40;
dabf9844385885 Johannes Berg 2018-04-26 1747 break;
dabf9844385885 Johannes Berg 2018-04-26 1748 case RATE_MCS_CHAN_WIDTH_80:
dabf9844385885 Johannes Berg 2018-04-26 1749 rx_status->bw =
RATE_INFO_BW_80;
dabf9844385885 Johannes Berg 2018-04-26 1750 break;
dabf9844385885 Johannes Berg 2018-04-26 1751 case RATE_MCS_CHAN_WIDTH_160:
dabf9844385885 Johannes Berg 2018-04-26 1752 rx_status->bw =
RATE_INFO_BW_160;
dabf9844385885 Johannes Berg 2018-04-26 1753 break;
dabf9844385885 Johannes Berg 2018-04-26 1754 }
dabf9844385885 Johannes Berg 2018-04-26 1755
ce712478a458fc Luca Coelho 2021-10-17 1756 if (format == RATE_MCS_HE_MSK)
6721039d5b8adf Shaul Triebitz 2018-07-02 1757 iwl_mvm_rx_he(mvm, skb,
&phy_data, rate_n_flags,
6721039d5b8adf Shaul Triebitz 2018-07-02 1758 phy_info, queue);
6721039d5b8adf Shaul Triebitz 2018-07-02 1759
6721039d5b8adf Shaul Triebitz 2018-07-02 1760 iwl_mvm_decode_lsig(skb,
&phy_data);
c630b477caf789 Sara Sharon 2018-04-09 1761
780e87c29e7768 Johannes Berg 2015-09-03 1762 /*
780e87c29e7768 Johannes Berg 2015-09-03 1763 * Keep packets with CRC errors
(and with overrun) for monitor mode
780e87c29e7768 Johannes Berg 2015-09-03 1764 * (otherwise the firmware
discards them) but mark them as bad.
780e87c29e7768 Johannes Berg 2015-09-03 1765 */
e365e7de63e5b6 Johannes Berg 2020-09-30 1766 if (!(desc->status &
cpu_to_le32(IWL_RX_MPDU_STATUS_CRC_OK)) ||
e365e7de63e5b6 Johannes Berg 2020-09-30 1767 !(desc->status &
cpu_to_le32(IWL_RX_MPDU_STATUS_OVERRUN_OK))) {
780e87c29e7768 Johannes Berg 2015-09-03 1768 IWL_DEBUG_RX(mvm, "Bad CRC
or FIFO: 0x%08X.\n",
e365e7de63e5b6 Johannes Berg 2020-09-30 1769
le32_to_cpu(desc->status));
780e87c29e7768 Johannes Berg 2015-09-03 1770 rx_status->flag |=
RX_FLAG_FAILED_FCS_CRC;
780e87c29e7768 Johannes Berg 2015-09-03 1771 }
fbe4112791b8fe Sara Sharon 2016-04-04 1772 /* set the preamble flag if
appropriate */
ce712478a458fc Luca Coelho 2021-10-17 1773 if (format == RATE_MCS_CCK_MSK
&&
486af86332c7f0 Johannes Berg 2018-10-29 1774 phy_info &
IWL_RX_MPDU_PHY_SHORT_PREAMBLE)
7fdd69c5af2160 Johannes Berg 2017-04-26 1775 rx_status->enc_flags |=
RX_ENC_FLAG_SHORTPRE;
780e87c29e7768 Johannes Berg 2015-09-03 1776
fbe4112791b8fe Sara Sharon 2016-04-04 1777 if (likely(!(phy_info &
IWL_RX_MPDU_PHY_TSF_OVERLOAD))) {
18ead597daa17a Golan Ben Ami 2018-02-05 1778 u64 tsf_on_air_rise;
18ead597daa17a Golan Ben Ami 2018-02-05 1779
286ca8eb4d0a97 Luca Coelho 2019-07-12 1780 if
(mvm->trans->trans_cfg->device_family >=
3681021fc6af58 Johannes Berg 2019-11-15 1781 IWL_DEVICE_FAMILY_AX210)
18ead597daa17a Golan Ben Ami 2018-02-05 1782 tsf_on_air_rise =
le64_to_cpu(desc->v3.tsf_on_air_rise);
18ead597daa17a Golan Ben Ami 2018-02-05 1783 else
18ead597daa17a Golan Ben Ami 2018-02-05 1784 tsf_on_air_rise =
le64_to_cpu(desc->v1.tsf_on_air_rise);
18ead597daa17a Golan Ben Ami 2018-02-05 1785
18ead597daa17a Golan Ben Ami 2018-02-05 1786 rx_status->mactime =
tsf_on_air_rise;
fbe4112791b8fe Sara Sharon 2016-04-04 1787 /* TSF as indicated by the
firmware is at INA time */
fbe4112791b8fe Sara Sharon 2016-04-04 1788 rx_status->flag |=
RX_FLAG_MACTIME_PLCP_START;
bd6fc6552b053f Liad Kaufman 2018-03-04 1789 }
bd6fc6552b053f Liad Kaufman 2018-03-04 1790
18ead597daa17a Golan Ben Ami 2018-02-05 1791 rx_status->device_timestamp =
gp2_on_air_rise;
65b9425ce9aa10 Tova Mussai 2019-08-01 1792 if
(iwl_mvm_is_band_in_rx_supported(mvm)) {
65b9425ce9aa10 Tova Mussai 2019-08-01 1793 u8 band =
BAND_IN_RX_STATUS(desc->mac_phy_idx);
65b9425ce9aa10 Tova Mussai 2019-08-01 1794
65b9425ce9aa10 Tova Mussai 2019-08-01 1795 rx_status->band =
iwl_mvm_nl80211_band_from_rx_msdu(band);
65b9425ce9aa10 Tova Mussai 2019-08-01 1796 } else {
18ead597daa17a Golan Ben Ami 2018-02-05 1797 rx_status->band = channel >
14 ? NL80211_BAND_5GHZ :
57fbcce37be7c1 Johannes Berg 2016-04-12 1798 NL80211_BAND_2GHZ;
65b9425ce9aa10 Tova Mussai 2019-08-01 1799 }
18ead597daa17a Golan Ben Ami 2018-02-05 1800 rx_status->freq =
ieee80211_channel_to_frequency(channel,
780e87c29e7768 Johannes Berg 2015-09-03 1801 rx_status->band);
18ead597daa17a Golan Ben Ami 2018-02-05 1802 iwl_mvm_get_signal_strength(mvm,
rx_status, rate_n_flags, energy_a,
18ead597daa17a Golan Ben Ami 2018-02-05 1803 energy_b);
fbe4112791b8fe Sara Sharon 2016-04-04 1804
fbe4112791b8fe Sara Sharon 2016-04-04 1805 /* update aggregation data for
monitor sake on default queue */
fbe4112791b8fe Sara Sharon 2016-04-04 1806 if (!queue && (phy_info
& IWL_RX_MPDU_PHY_AMPDU)) {
fbe4112791b8fe Sara Sharon 2016-04-04 1807 bool toggle_bit = phy_info &
IWL_RX_MPDU_PHY_AMPDU_TOGGLE;
fbe4112791b8fe Sara Sharon 2016-04-04 1808
fbe4112791b8fe Sara Sharon 2016-04-04 1809 rx_status->flag |=
RX_FLAG_AMPDU_DETAILS;
5213e8a8a28d2c Johannes Berg 2018-10-25 1810 /*
5213e8a8a28d2c Johannes Berg 2018-10-25 1811 * Toggle is switched whenever
new aggregation starts. Make
5213e8a8a28d2c Johannes Berg 2018-10-25 1812 * sure ampdu_reference is never
0 so we can later use it to
5213e8a8a28d2c Johannes Berg 2018-10-25 1813 * see if the frame was really
part of an A-MPDU or not.
5213e8a8a28d2c Johannes Berg 2018-10-25 1814 */
fbe4112791b8fe Sara Sharon 2016-04-04 1815 if (toggle_bit !=
mvm->ampdu_toggle) {
fbe4112791b8fe Sara Sharon 2016-04-04 1816 mvm->ampdu_ref++;
5213e8a8a28d2c Johannes Berg 2018-10-25 1817 if (mvm->ampdu_ref == 0)
5213e8a8a28d2c Johannes Berg 2018-10-25 1818 mvm->ampdu_ref++;
fbe4112791b8fe Sara Sharon 2016-04-04 1819 mvm->ampdu_toggle =
toggle_bit;
fbe4112791b8fe Sara Sharon 2016-04-04 1820 }
1f7698abedeeb3 Johannes Berg 2018-11-08 1821 rx_status->ampdu_reference =
mvm->ampdu_ref;
fbe4112791b8fe Sara Sharon 2016-04-04 1822 }
780e87c29e7768 Johannes Berg 2015-09-03 1823
3864be551405b5 Luca Coelho 2019-01-30 1824 if (unlikely(mvm->monitor_on))
3864be551405b5 Luca Coelho 2019-01-30 1825
iwl_mvm_add_rtap_sniffer_config(mvm, skb);
3864be551405b5 Luca Coelho 2019-01-30 1826
780e87c29e7768 Johannes Berg 2015-09-03 1827 rcu_read_lock();
780e87c29e7768 Johannes Berg 2015-09-03 1828
e365e7de63e5b6 Johannes Berg 2020-09-30 1829 if (desc->status &
cpu_to_le32(IWL_RX_MPDU_STATUS_SRC_STA_FOUND)) {
e365e7de63e5b6 Johannes Berg 2020-09-30 1830 u8 id =
le32_get_bits(desc->status, IWL_RX_MPDU_STATUS_STA_ID);
780e87c29e7768 Johannes Berg 2015-09-03 1831
be9ae34ead42f8 Nathan Errera 2020-10-08 1832 if (!WARN_ON_ONCE(id >=
mvm->fw->ucode_capa.num_stations)) {
780e87c29e7768 Johannes Berg 2015-09-03 1833 sta =
rcu_dereference(mvm->fw_id_to_mac_id[id]);
780e87c29e7768 Johannes Berg 2015-09-03 1834 if (IS_ERR(sta))
780e87c29e7768 Johannes Berg 2015-09-03 1835 sta = NULL;
780e87c29e7768 Johannes Berg 2015-09-03 1836 }
780e87c29e7768 Johannes Berg 2015-09-03 1837 } else if
(!is_multicast_ether_addr(hdr->addr2)) {
780e87c29e7768 Johannes Berg 2015-09-03 1838 /*
780e87c29e7768 Johannes Berg 2015-09-03 1839 * This is fine since we prevent
two stations with the same
780e87c29e7768 Johannes Berg 2015-09-03 1840 * address from being added.
780e87c29e7768 Johannes Berg 2015-09-03 1841 */
780e87c29e7768 Johannes Berg 2015-09-03 1842 sta =
ieee80211_find_sta_by_ifaddr(mvm->hw, hdr->addr2, NULL);
780e87c29e7768 Johannes Berg 2015-09-03 1843 }
780e87c29e7768 Johannes Berg 2015-09-03 1844
b1fdc2505abcb7 Johannes Berg 2021-02-05 1845 if (iwl_mvm_rx_crypto(mvm, sta,
hdr, rx_status, phy_info, desc,
b1fdc2505abcb7 Johannes Berg 2021-02-05 1846
le32_to_cpu(pkt->len_n_flags), queue,
b1fdc2505abcb7 Johannes Berg 2021-02-05 1847 &crypt_len)) {
b1fdc2505abcb7 Johannes Berg 2021-02-05 1848 kfree_skb(skb);
b1fdc2505abcb7 Johannes Berg 2021-02-05 1849 goto out;
b1fdc2505abcb7 Johannes Berg 2021-02-05 1850 }
b1fdc2505abcb7 Johannes Berg 2021-02-05 1851
780e87c29e7768 Johannes Berg 2015-09-03 1852 if (sta) {
780e87c29e7768 Johannes Berg 2015-09-03 1853 struct iwl_mvm_sta *mvmsta =
iwl_mvm_sta_from_mac80211(sta);
d3a108a48dc670 Andrei Otcheretianski 2016-02-28 1854 struct ieee80211_vif
*tx_blocked_vif =
d3a108a48dc670 Andrei Otcheretianski 2016-02-28 1855
rcu_dereference(mvm->csa_tx_blocked_vif);
10b2b2019d810f Sara Sharon 2016-03-20 1856 u8 baid =
(u8)((le32_to_cpu(desc->reorder_data) &
10b2b2019d810f Sara Sharon 2016-03-20 1857
IWL_RX_MPDU_REORDER_BAID_MASK) >>
10b2b2019d810f Sara Sharon 2016-03-20 1858
IWL_RX_MPDU_REORDER_BAID_SHIFT);
6c042d7505d082 Sara Sharon 2018-06-12 1859 struct iwl_fw_dbg_trigger_tlv
*trig;
6c042d7505d082 Sara Sharon 2018-06-12 1860 struct ieee80211_vif *vif =
mvmsta->vif;
780e87c29e7768 Johannes Berg 2015-09-03 1861
7d9d0d562b54d2 Luca Coelho 2018-04-12 1862 if (!mvm->tcm.paused
&& len >= sizeof(*hdr) &&
7d9d0d562b54d2 Luca Coelho 2018-04-12 1863
!is_multicast_ether_addr(hdr->addr1) &&
7d9d0d562b54d2 Luca Coelho 2018-04-12 1864
ieee80211_is_data(hdr->frame_control) &&
7d9d0d562b54d2 Luca Coelho 2018-04-12 1865 time_after(jiffies,
mvm->tcm.ts + MVM_TCM_PERIOD))
7d9d0d562b54d2 Luca Coelho 2018-04-12 1866
schedule_delayed_work(&mvm->tcm.work, 0);
7d9d0d562b54d2 Luca Coelho 2018-04-12 1867
780e87c29e7768 Johannes Berg 2015-09-03 1868 /*
780e87c29e7768 Johannes Berg 2015-09-03 1869 * We have tx blocked stations
(with CS bit). If we heard
780e87c29e7768 Johannes Berg 2015-09-03 1870 * frames from a blocked station
on a new channel we can
780e87c29e7768 Johannes Berg 2015-09-03 1871 * TX to it again.
780e87c29e7768 Johannes Berg 2015-09-03 1872 */
6c042d7505d082 Sara Sharon 2018-06-12 1873 if (unlikely(tx_blocked_vif)
&& tx_blocked_vif == vif) {
d3a108a48dc670 Andrei Otcheretianski 2016-02-28 1874 struct iwl_mvm_vif *mvmvif =
d3a108a48dc670 Andrei Otcheretianski 2016-02-28 1875
iwl_mvm_vif_from_mac80211(tx_blocked_vif);
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1876 struct iwl_rx_sta_csa rx_sta_csa
= {
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1877 .all_sta_unblocked = true,
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1878 .vif = tx_blocked_vif,
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1879 };
d3a108a48dc670 Andrei Otcheretianski 2016-02-28 1880
d3a108a48dc670 Andrei Otcheretianski 2016-02-28 1881 if (mvmvif->csa_target_freq
== rx_status->freq)
d3a108a48dc670 Andrei Otcheretianski 2016-02-28 1882
iwl_mvm_sta_modify_disable_tx_ap(mvm, sta,
d3a108a48dc670 Andrei Otcheretianski 2016-02-28 1883 false);
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1884
ieee80211_iterate_stations_atomic(mvm->hw,
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1885
iwl_mvm_rx_get_sta_block_tx,
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1886 &rx_sta_csa);
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1887
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1888 if
(rx_sta_csa.all_sta_unblocked) {
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1889
RCU_INIT_POINTER(mvm->csa_tx_blocked_vif, NULL);
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1890 /* Unblock BCAST / MCAST
station */
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1891
iwl_mvm_modify_all_sta_disable_tx(mvm, mvmvif, false);
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1892
cancel_delayed_work_sync(&mvm->cs_tx_unblock_dwork);
e5d153ec54f029 Emmanuel Grumbach 2021-02-05 1893 }
d3a108a48dc670 Andrei Otcheretianski 2016-02-28 1894 }
780e87c29e7768 Johannes Berg 2015-09-03 1895
ecaf71de414345 Gregory Greenman 2017-11-01 1896 rs_update_last_rssi(mvm, mvmsta,
rx_status);
780e87c29e7768 Johannes Berg 2015-09-03 1897
6c042d7505d082 Sara Sharon 2018-06-12 1898 trig =
iwl_fw_dbg_trigger_on(&mvm->fwrt,
6c042d7505d082 Sara Sharon 2018-06-12 1899
ieee80211_vif_to_wdev(vif),
6c042d7505d082 Sara Sharon 2018-06-12 1900 FW_DBG_TRIGGER_RSSI);
6c042d7505d082 Sara Sharon 2018-06-12 1901
6c042d7505d082 Sara Sharon 2018-06-12 1902 if (trig &&
ieee80211_is_beacon(hdr->frame_control)) {
780e87c29e7768 Johannes Berg 2015-09-03 1903 struct
iwl_fw_dbg_trigger_low_rssi *rssi_trig;
780e87c29e7768 Johannes Berg 2015-09-03 1904 s32 rssi;
780e87c29e7768 Johannes Berg 2015-09-03 1905
780e87c29e7768 Johannes Berg 2015-09-03 1906 rssi_trig = (void
*)trig->data;
780e87c29e7768 Johannes Berg 2015-09-03 1907 rssi =
le32_to_cpu(rssi_trig->rssi);
780e87c29e7768 Johannes Berg 2015-09-03 1908
6c042d7505d082 Sara Sharon 2018-06-12 1909 if (rx_status->signal <
rssi)
7174beb60c5320 Johannes Berg 2017-06-01 1910
iwl_fw_dbg_collect_trig(&mvm->fwrt, trig,
7174beb60c5320 Johannes Berg 2017-06-01 1911 NULL);
780e87c29e7768 Johannes Berg 2015-09-03 1912 }
780e87c29e7768 Johannes Berg 2015-09-03 1913
780e87c29e7768 Johannes Berg 2015-09-03 1914 if
(ieee80211_is_data(hdr->frame_control))
59ca9572dee98f Johannes Berg 2020-09-26 1915 iwl_mvm_rx_csum(mvm, sta, skb,
pkt);
a571f5f635ef40 Sara Sharon 2015-12-07 1916
5ab2ba931255d8 Sara Sharon 2016-03-29 1917 if (iwl_mvm_is_dup(sta, queue,
rx_status, hdr, desc)) {
a571f5f635ef40 Sara Sharon 2015-12-07 1918 kfree_skb(skb);
cb2de6bb4f1296 Sara Sharon 2017-02-13 1919 goto out;
a571f5f635ef40 Sara Sharon 2015-12-07 1920 }
62d23403d4a201 Sara Sharon 2016-03-06 1921
62d23403d4a201 Sara Sharon 2016-03-06 1922 /*
62d23403d4a201 Sara Sharon 2016-03-06 1923 * Our hardware de-aggregates
AMSDUs but copies the mac header
62d23403d4a201 Sara Sharon 2016-03-06 1924 * as it to the de-aggregated
MPDUs. We need to turn off the
62d23403d4a201 Sara Sharon 2016-03-06 1925 * AMSDU bit in the QoS control
ourselves.
9dfa21517a75d6 Sara Sharon 2017-02-14 1926 * In addition, HW reverses addr3
and addr4 - reverse it back.
62d23403d4a201 Sara Sharon 2016-03-06 1927 */
62d23403d4a201 Sara Sharon 2016-03-06 1928 if ((desc->mac_flags2 &
IWL_RX_MPDU_MFLG2_AMSDU) &&
62d23403d4a201 Sara Sharon 2016-03-06 1929
!WARN_ON(!ieee80211_is_data_qos(hdr->frame_control))) {
62d23403d4a201 Sara Sharon 2016-03-06 1930 u8 *qc =
ieee80211_get_qos_ctl(hdr);
62d23403d4a201 Sara Sharon 2016-03-06 1931
62d23403d4a201 Sara Sharon 2016-03-06 1932 *qc &=
~IEEE80211_QOS_CTL_A_MSDU_PRESENT;
a56cb4f0d82635 Sara Sharon 2017-01-31 1933
286ca8eb4d0a97 Luca Coelho 2019-07-12 1934 if
(mvm->trans->trans_cfg->device_family ==
e4d7220813e986 Sara Sharon 2017-12-19 1935 IWL_DEVICE_FAMILY_9000) {
e4d7220813e986 Sara Sharon 2017-12-19 1936
iwl_mvm_flip_address(hdr->addr3);
9dfa21517a75d6 Sara Sharon 2017-02-14 1937
e4d7220813e986 Sara Sharon 2017-12-19 1938 if
(ieee80211_has_a4(hdr->frame_control))
e4d7220813e986 Sara Sharon 2017-12-19 1939
iwl_mvm_flip_address(hdr->addr4);
9dfa21517a75d6 Sara Sharon 2017-02-14 1940 }
62d23403d4a201 Sara Sharon 2016-03-06 1941 }
5d43eab6632df3 Sara Sharon 2017-02-02 1942 if (baid !=
IWL_RX_REORDER_DATA_INVALID_BAID) {
5d43eab6632df3 Sara Sharon 2017-02-02 1943 u32 reorder_data =
le32_to_cpu(desc->reorder_data);
5d43eab6632df3 Sara Sharon 2017-02-02 1944
5d43eab6632df3 Sara Sharon 2017-02-02 1945 iwl_mvm_agg_rx_received(mvm,
reorder_data, baid);
5d43eab6632df3 Sara Sharon 2017-02-02 1946 }
780e87c29e7768 Johannes Berg 2015-09-03 1947 }
780e87c29e7768 Johannes Berg 2015-09-03 1948
ce712478a458fc Luca Coelho 2021-10-17 1949 is_sgi = format == RATE_MCS_HE_MSK
?
ce712478a458fc Luca Coelho 2021-10-17 1950 iwl_he_is_sgi(rate_n_flags) :
ce712478a458fc Luca Coelho 2021-10-17 1951 rate_n_flags &
RATE_MCS_SGI_MSK;
ce712478a458fc Luca Coelho 2021-10-17 1952
ce712478a458fc Luca Coelho 2021-10-17 1953 if (!(format == RATE_MCS_CCK_MSK)
&& is_sgi)
7fdd69c5af2160 Johannes Berg 2017-04-26 1954 rx_status->enc_flags |=
RX_ENC_FLAG_SHORT_GI;
ce712478a458fc Luca Coelho 2021-10-17 1955 if (rate_n_flags &
RATE_MCS_LDPC_MSK)
7fdd69c5af2160 Johannes Berg 2017-04-26 1956 rx_status->enc_flags |=
RX_ENC_FLAG_LDPC;
ce712478a458fc Luca Coelho 2021-10-17 1957 if (format == RATE_MCS_HT_MSK) {
77e409455f4171 Sara Sharon 2017-01-11 1958 u8 stbc = (rate_n_flags &
RATE_MCS_STBC_MSK) >>
780e87c29e7768 Johannes Berg 2015-09-03 1959 RATE_MCS_STBC_POS;
da6a4352e7c867 Johannes Berg 2017-04-26 1960 rx_status->encoding =
RX_ENC_HT;
ce712478a458fc Luca Coelho 2021-10-17 1961 rx_status->rate_idx =
RATE_HT_MCS_INDEX(rate_n_flags);
7fdd69c5af2160 Johannes Berg 2017-04-26 1962 rx_status->enc_flags |= stbc
<< RX_ENC_FLAG_STBC_SHIFT;
ce712478a458fc Luca Coelho 2021-10-17 1963 } else if (format ==
RATE_MCS_VHT_MSK) {
77e409455f4171 Sara Sharon 2017-01-11 1964 u8 stbc = (rate_n_flags &
RATE_MCS_STBC_MSK) >>
780e87c29e7768 Johannes Berg 2015-09-03 1965 RATE_MCS_STBC_POS;
8613c94815fcdd Johannes Berg 2017-04-26 @1966 rx_status->nss =
ce712478a458fc Luca Coelho 2021-10-17 1967 ((rate_n_flags &
RATE_MCS_NSS_MSK) >>
ce712478a458fc Luca Coelho 2021-10-17 1968 RATE_MCS_NSS_POS) + 1;
ce712478a458fc Luca Coelho 2021-10-17 1969 rx_status->rate_idx =
rate_n_flags & RATE_MCS_CODE_MSK;
da6a4352e7c867 Johannes Berg 2017-04-26 1970 rx_status->encoding =
RX_ENC_VHT;
7fdd69c5af2160 Johannes Berg 2017-04-26 1971 rx_status->enc_flags |= stbc
<< RX_ENC_FLAG_STBC_SHIFT;
780e87c29e7768 Johannes Berg 2015-09-03 1972 if (rate_n_flags &
RATE_MCS_BF_MSK)
7fdd69c5af2160 Johannes Berg 2017-04-26 1973 rx_status->enc_flags |=
RX_ENC_FLAG_BF;
ce712478a458fc Luca Coelho 2021-10-17 1974 } else if (!(format ==
RATE_MCS_HE_MSK)) {
ce712478a458fc Luca Coelho 2021-10-17 1975 int rate =
iwl_mvm_legacy_hw_idx_to_mac80211_idx(rate_n_flags,
780e87c29e7768 Johannes Berg 2015-09-03 1976 rx_status->band);
cb2de6bb4f1296 Sara Sharon 2017-02-13 1977
cb2de6bb4f1296 Sara Sharon 2017-02-13 1978 if (WARN(rate < 0 || rate >
0xFF,
cb2de6bb4f1296 Sara Sharon 2017-02-13 1979 "Invalid rate flags 0x%x,
band %d,\n",
cb2de6bb4f1296 Sara Sharon 2017-02-13 1980 rate_n_flags,
rx_status->band)) {
cb2de6bb4f1296 Sara Sharon 2017-02-13 1981 kfree_skb(skb);
cb2de6bb4f1296 Sara Sharon 2017-02-13 1982 goto out;
cb2de6bb4f1296 Sara Sharon 2017-02-13 1983 }
cb2de6bb4f1296 Sara Sharon 2017-02-13 1984 rx_status->rate_idx = rate;
780e87c29e7768 Johannes Berg 2015-09-03 1985 }
780e87c29e7768 Johannes Berg 2015-09-03 1986
fbe4112791b8fe Sara Sharon 2016-04-04 1987 /* management stuff on default
queue */
fbe4112791b8fe Sara Sharon 2016-04-04 1988 if (!queue) {
fbe4112791b8fe Sara Sharon 2016-04-04 1989 if
(unlikely((ieee80211_is_beacon(hdr->frame_control) ||
fbe4112791b8fe Sara Sharon 2016-04-04 1990
ieee80211_is_probe_resp(hdr->frame_control)) &&
fbe4112791b8fe Sara Sharon 2016-04-04 1991 mvm->sched_scan_pass_all
==
fbe4112791b8fe Sara Sharon 2016-04-04 1992
SCHED_SCAN_PASS_ALL_ENABLED))
fbe4112791b8fe Sara Sharon 2016-04-04 1993 mvm->sched_scan_pass_all =
SCHED_SCAN_PASS_ALL_FOUND;
fbe4112791b8fe Sara Sharon 2016-04-04 1994
fbe4112791b8fe Sara Sharon 2016-04-04 1995 if
(unlikely(ieee80211_is_beacon(hdr->frame_control) ||
fbe4112791b8fe Sara Sharon 2016-04-04 1996
ieee80211_is_probe_resp(hdr->frame_control)))
9285ec4c8b61d4 Jason A. Donenfeld 2019-06-21 1997 rx_status->boottime_ns =
ktime_get_boottime_ns();
fbe4112791b8fe Sara Sharon 2016-04-04 1998 }
780e87c29e7768 Johannes Berg 2015-09-03 1999
de1887c064b999 Luca Coelho 2019-04-16 2000 if (iwl_mvm_create_skb(mvm, skb,
hdr, len, crypt_len, rxb)) {
de1887c064b999 Luca Coelho 2019-04-16 2001 kfree_skb(skb);
de1887c064b999 Luca Coelho 2019-04-16 2002 goto out;
de1887c064b999 Luca Coelho 2019-04-16 2003 }
de1887c064b999 Luca Coelho 2019-04-16 2004
b915c10174fb7d Sara Sharon 2016-03-23 2005 if (!iwl_mvm_reorder(mvm, napi,
queue, sta, skb, desc))
9bf13bee2d74a3 Johannes Berg 2018-11-20 2006
iwl_mvm_pass_packet_to_mac80211(mvm, napi, skb, queue,
9bf13bee2d74a3 Johannes Berg 2018-11-20 2007 sta, csi);
cb2de6bb4f1296 Sara Sharon 2017-02-13 2008 out:
f5e28eac1a890e Johannes Berg 2015-12-06 2009 rcu_read_unlock();
780e87c29e7768 Johannes Berg 2015-09-03 2010 }
585a6fccf5b843 Sara Sharon 2015-12-01 2011
:::::: The code at line 1966 was first introduced by commit
:::::: 8613c94815fcdd358638a22fed50c3f172042aa2 mac80211: rename
ieee80211_rx_status::vht_nss to just nss
:::::: TO: Johannes Berg <johannes.berg(a)intel.com>
:::::: CC: Johannes Berg <johannes.berg(a)intel.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org