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Author SHA1 Message Date
Gustavo A. R. Silva
34e63cd5ba iwlwifi: fw: Replace zero-length arrays with flexible-array members
There is a regular need in the kernel to provide a way to declare
having a dynamically sized set of trailing elements in a structure.
Kernel code should always use “flexible array members”[1] for these
cases. The older style of one-element or zero-length arrays should
no longer be used[2].

[1] https://en.wikipedia.org/wiki/Flexible_array_member
[2] https://www.kernel.org/doc/html/v5.16/process/deprecated.html#zero-length-and-one-element-arrays

Link: https://github.com/KSPP/linux/issues/78
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Acked-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220216195015.GA904148@embeddedor
2022-04-06 10:18:08 +03:00
Jakub Kicinski
0b3660695e brcmfmac
* add BCM43454/6 support
 
 rtw89
  * add support for 160 MHz channels and 6 GHz band
  * hardware scan support
 
 iwlwifi
  * support UHB TAS enablement via BIOS
  * remove a bunch of W=1 warnings
  * add support for channel switch offload
  * support 32 Rx AMPDU sessions in newer devices
  * add support for a couple of new devices
  * add support for band disablement via BIOS
 
 mt76
  * mt7915 thermal management improvements
  * SAR support for more mt76 drivers
  * mt7986 wmac support on mt7915
 
 ath11k
  * debugfs interface to configure firmware debug log level
  * debugfs interface to test Target Wake Time (TWT)
  * provide 802.11ax High Efficiency (HE) data via radiotap
 
 ath9k
  * use hw_random API instead of directly dumping into random.c
 
 wcn36xx
  * fix wcn3660 to work on 5 GHz band
 
 ath6kl
  * add device ID for WLU5150-D81
 
 cfg80211/mac80211
  * initial EHT (from 802.11be) support
    (EHT rates, 320 MHz, larger block-ack)
  * support disconnect on HW restart
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Merge tag 'wireless-next-2022-03-11' of git://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next

Johannes Berg says:

====================
brcmfmac
 * add BCM43454/6 support

rtw89
 * add support for 160 MHz channels and 6 GHz band
 * hardware scan support

iwlwifi
 * support UHB TAS enablement via BIOS
 * remove a bunch of W=1 warnings
 * add support for channel switch offload
 * support 32 Rx AMPDU sessions in newer devices
 * add support for a couple of new devices
 * add support for band disablement via BIOS

mt76
 * mt7915 thermal management improvements
 * SAR support for more mt76 drivers
 * mt7986 wmac support on mt7915

ath11k
 * debugfs interface to configure firmware debug log level
 * debugfs interface to test Target Wake Time (TWT)
 * provide 802.11ax High Efficiency (HE) data via radiotap

ath9k
 * use hw_random API instead of directly dumping into random.c

wcn36xx
 * fix wcn3660 to work on 5 GHz band

ath6kl
 * add device ID for WLU5150-D81

cfg80211/mac80211
 * initial EHT (from 802.11be) support
   (EHT rates, 320 MHz, larger block-ack)
 * support disconnect on HW restart

* tag 'wireless-next-2022-03-11' of git://git.kernel.org/pub/scm/linux/kernel/git/wireless/wireless-next: (247 commits)
  mac80211: Add support to trigger sta disconnect on hardware restart
  mac80211: fix potential double free on mesh join
  mac80211: correct legacy rates check in ieee80211_calc_rx_airtime
  nl80211: fix typo of NL80211_IF_TYPE_OCB in documentation
  mac80211: Use GFP_KERNEL instead of GFP_ATOMIC when possible
  mac80211: replace DEFINE_SIMPLE_ATTRIBUTE with DEFINE_DEBUGFS_ATTRIBUTE
  rtw89: 8852c: process logic efuse map
  rtw89: 8852c: process efuse of phycap
  rtw89: support DAV efuse reading operation
  rtw89: 8852c: add chip::dle_mem
  rtw89: add page_regs to handle v1 chips
  rtw89: add chip_info::{h2c,c2h}_reg to support more chips
  rtw89: add hci_func_en_addr to support variant generation
  rtw89: add power_{on/off}_func
  rtw89: read chip version depends on chip ID
  rtw89: pci: use a struct to describe all registers address related to DMA channel
  rtw89: pci: add V1 of PCI channel address
  rtw89: pci: add struct rtw89_pci_info
  rtw89: 8852c: add 8852c empty files
  MAINTAINERS: add devicetree bindings entry for mt76
  ...

====================

Link: https://lore.kernel.org/r/20220311124029.213470-1-johannes@sipsolutions.net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2022-03-11 13:00:17 -08:00
Johannes Berg
8b3d2c4882 iwlwifi: mvm: remove cipher scheme support
There are no shipping firmware versions with this, and there
will also not be in the future, so remove the support.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20220304131517.8b3c8b4adf41.Ib3ddb6b250ea2dd72b4ecc88bdd5cffb86af1dcc@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2022-03-10 09:23:27 +02:00
Kees Cook
cb0a1fb7fd iwlwifi: dbg_ini: Split memcpy() to avoid multi-field write
To avoid a run-time false positive in the stricter FORTIFY_SOURCE
memcpy() checks, split the memcpy() into the struct and the data.
Additionally switch the data member to a flexible array to follow
modern language conventions.

Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210727205855.411487-64-keescook@chromium.org
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2022-02-18 10:40:56 +02:00
Mukesh Sisodiya
0eb50c674a iwlwifi: yoyo: send hcmd to fw after dump collection completes.
Send a command to FW once the driver completes the dump collection
for the timepoint which requires the command to be send.

Signed-off-by: Mukesh Sisodiya <mukesh.sisodiya@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20220210181930.b8c1228a0c0a.I71da6a799253650f3d0b181315de388cb9360e30@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2022-02-18 10:40:55 +02:00
Luca Coelho
ad8860fc2c iwlwifi: remove unused DC2DC_CONFIG_CMD definitions
We haven't used this command for a long time, if ever, so we can
remove all related definitions.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20220130115024.26c0044110cc.Ie0d215a22618e7a3ecc39eca349914981b608b4d@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2022-02-18 10:40:52 +02:00
Johannes Berg
97f70c56e6 iwlwifi: mvm: support new BAID allocation command
Due to some rearchitecting inside the firmware, a new BAID
allocation command is being introduced. Support it. Note
that with it the firmware no longer returns "no space" but
will crash instead, so check for that before sending the
command to the firmware.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20220128153014.a89fa3bd9d91.Ibe58c5d9e882dad43aa857aa1c8f54f3358c667b@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2022-02-18 10:40:50 +02:00
Luca Coelho
92883a524a iwlwifi: remove deprecated broadcast filtering feature
This feature has been deprecated and should not be used anymore.  With
newer firmwares, namely *-67.ucode and above, trying to use it causes an
assertion failure in the FW, similar to this:

[Tue Jan 11 20:05:24 2022] iwlwifi 0000:04:00.0: 0x00001062 | ADVANCED_SYSASSERT

In order to prevent this feature from being used, remove it entirely
and get rid of the Kconfig option that
enables it (IWLWIFI_BCAST_FILTERING).

Fixes: cbaa6aeede ("iwlwifi: bump FW API to 67 for AX devices")
Link: https://bugzilla.kernel.org/show_bug.cgi?id=215488
Cc: stable@vger.kernel.org # 5.16.x
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/iwlwifi.20220128144623.9241e049f13e.Ia4f282813ca2ddd24c13427823519113f2bbebf2@changeid
2022-02-03 10:26:01 +02:00
Johannes Berg
aece8927a6 iwlwifi: parse error tables from debug TLVs
With more things being added, we're no longer going to duplicate
the error tables from the debug TLVs nor send them at runtime.
Use the debug TLVs to find the locations of the error tables. As
we've never released firmware using IWL_UCODE_TLV_TCM_DEBUG_ADDRS
just remove that entirely.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20211210110539.779d68490f68.I472c7d9cbaca46000a10ec18808ef54836b33a8a@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-12-21 12:35:05 +02:00
Gregory Greenman
9da090cdbc iwlwifi: mvm: update RFI TLV
RFI TLV was moved in FW from set3 to set1 due to FW internal
dependency. Adjust driver to this change.

Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20211024181719.90e42cd8cb37.I89ac9910e38006a2e5c9e87d371a8507f475572d@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-10-28 12:04:11 +03:00
Johannes Berg
8b75858c2e iwlwifi: mvm: set BT-coex high priority for 802.1X/4-way-HS
Set BT coex high priority during the 802.1X handshake to avoid
issues where BT is active enough to kill all the big negotiation
frames that we may need to send (e.g. with a large certificate),
leading to the connection not being established correctly. Give
WiFi priority over BT during this short but critical phase.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20211017165728.a1825bbba397.I10315577fb41dfcec15c92e8f6785d9655f74c6a@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-10-22 10:49:04 +03:00
Mukesh Sisodiya
f21baf2441 iwlwifi: yoyo: fw debug config from context info and preset
Add new TLV for debug config set to read preset
based on TLV is set in context info.
This is needed to set the preset based on ucode in early
trigger point.
Add DRAM frag allocation info in first fragment of
DBGC1 with all details.
New capability from FW for DBGC frag debug support is
added and BUFFER_ALLOCATION_CMD is disabled in capability
is supported.

Signed-off-by: Mukesh Sisodiya <mukesh.sisodiya@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20211017123741.cacf0babc521.If3704b5fda09b344e3e438252360898a3f2e90fa@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-10-22 10:49:01 +03:00
Johannes Berg
fad92a1d11 iwlwifi: parse debug exclude data from firmware file
Parse the memory dump exclusion TLVs from the firmware file
and save the data to be able to apply them later upon dump.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20211017123741.ec280bcb32cb.Iac0da0e22d7c3c0e237867c9113a06ddd95c7a51@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-10-22 10:49:00 +03:00
Ilan Peer
16cff731a3 iwlwifi: mvm: Add support for hidden network scan on 6GHz band
Add support for discovery of hidden networks on the 6GHz band,
by including the scan request direct SSIDs in the FW scan request
command:

- In case a short SSID matches one of the direct SSIDs in the scan
  request command, add the matching SSID in the same offset in the
  'direct_ssids' array.
- Otherwise, add the SSID in one of the available slots.

Additionally, as a preparation to handle hidden APs, refactor
iwl_mvm_umac_scan_cfg_channels_v6_6g() the function.

Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210802170640.ffb540a70212.Ia2bb9bc9435b833820bcc7dc30adcedb5a5a9869@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-08-26 23:32:22 +03:00
Johannes Berg
48d0c8d5a0 iwlwifi: fw: dump TCM error table if present
If the TCM is present in the hardware (as advertised in the firmware
file TLV data), dump its error log table during firmware error dumps.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210621103449.2d2149f6654f.Id831f8fbca59900ba7efc623ffca0ca938b664d3@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-06-22 16:57:57 +03:00
Luca Coelho
9dad325f9d iwlwifi: support loading the reduced power table from UEFI
This new feature allows OEMs to set a special reduced power table in a
UEFI variable, which we use to tell the firmware to change the TX
power tables.

Read the variable and store it in a dram block to pass it to the
firmware.  We do this as part of the PNVM loading flow.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210621103449.259a33ba5074.I2e0bb142d2a9c412547cba89b62dd077b328fdc4@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-06-22 16:57:57 +03:00
Luca Coelho
12236e9af9 iwlwifi: fix NUM_IWL_UCODE_TLV_* definitions to avoid sparse errors
We were assigning these macros manually when sparse is running, but
with newer versions of sparse, it started causing other warnings.  Fix
it by making it a macro when sparse is running.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210618105614.dc658639e07f.I69ab6d59ff10c55c8517621eb20a52194dc4783a@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-06-22 16:57:56 +03:00
Shaul Triebitz
03470ba71f iwlwifi: advertise broadcast TWT support
If the firmware supports broadcast TWT (know by TLV),
add the broadcast TWT HE MAC capability.

Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210617100544.80fee3171b53.Idfb69643f4044ec26865d023d0c2a1d6466694aa@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-06-22 15:47:02 +03:00
Ilan Peer
e8fe3b41c3 iwlwifi: mvm: Add support for 6GHz passive scan
When doing scan while 6GHz channels are not enabled, the 6GHz band
is not scanned. Thus, if there are no APs on the 2GHz and 5GHz bands
(that will allow discovery of geographic location etc. that would
allow enabling the 6GHz channels) but there are non collocated APs
on 6GHz PSC channels these would never be discovered.

To overcome this, FW added support for performing passive UHB scan
in case no APs were discovered during scan on the 2GHz and 5GHz
channels.

Add support for enabling such scan when the following conditions are
met:

- 6GHz channels are supported but not enabled by regulatory.
- Station interface is not associated or less than a defined time
  interval passed from the last resume or HW reset flows.
- At least 4 channels are included in the scan request
- The scan request includes the widlcard SSID.
- At least 50 minutes passed from the last 6GHz passive scan.

Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210331121101.7c7bd00e0aeb.Ib226ad57e416b43a710c36a78a617d4243458b99@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-04-14 12:07:17 +03:00
Linus Torvalds
5b47b10e8f pci-v5.12-changes
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Merge tag 'pci-v5.12-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "Enumeration:
   - Remove unnecessary locking around _OSC (Bjorn Helgaas)
   - Clarify message about _OSC failure (Bjorn Helgaas)
   - Remove notification of PCIe bandwidth changes (Bjorn Helgaas)
   - Tidy checking of syscall user config accessors (Heiner Kallweit)

  Resource management:
   - Decline to resize resources if boot config must be preserved (Ard
     Biesheuvel)
   - Fix pci_register_io_range() memory leak (Geert Uytterhoeven)

  Error handling (Keith Busch):
   - Clear error status from the correct device
   - Retain error recovery status so drivers can use it after reset
   - Log the type of Port (Root or Switch Downstream) that we reset
   - Always request a reset for Downstream Ports in frozen state

  Endpoint framework and NTB (Kishon Vijay Abraham I):
   - Make *_get_first_free_bar() take into account 64 bit BAR
   - Add helper API to get the 'next' unreserved BAR
   - Make *_free_bar() return error codes on failure
   - Remove unused pci_epf_match_device()
   - Add support to associate secondary EPC with EPF
   - Add support in configfs to associate two EPCs with EPF
   - Add pci_epc_ops to map MSI IRQ
   - Add pci_epf_ops to expose function-specific attrs
   - Allow user to create sub-directory of 'EPF Device' directory
   - Implement ->msi_map_irq() ops for cadence
   - Configure LM_EP_FUNC_CFG based on epc->function_num_map for cadence
   - Add EP function driver to provide NTB functionality
   - Add support for EPF PCI Non-Transparent Bridge
   - Add specification for PCI NTB function device
   - Add PCI endpoint NTB function user guide
   - Add configfs binding documentation for pci-ntb endpoint function

  Broadcom STB PCIe controller driver:
   - Add support for BCM4908 and external PERST# signal controller
     (Rafał Miłecki)

  Cadence PCIe controller driver:
   - Retrain Link to work around Gen2 training defect (Nadeem Athani)
   - Fix merge botch in cdns_pcie_host_map_dma_ranges() (Krzysztof
     Wilczyński)

  Freescale Layerscape PCIe controller driver:
   - Add LX2160A rev2 EP mode support (Hou Zhiqiang)
   - Convert to builtin_platform_driver() (Michael Walle)

  MediaTek PCIe controller driver:
   - Fix OF node reference leak (Krzysztof Wilczyński)

  Microchip PolarFlare PCIe controller driver:
   - Add Microchip PolarFire PCIe controller driver (Daire McNamara)

  Qualcomm PCIe controller driver:
   - Use PHY_REFCLK_USE_PAD only for ipq8064 (Ansuel Smith)
   - Add support for ddrss_sf_tbu clock for sm8250 (Dmitry Baryshkov)

  Renesas R-Car PCIe controller driver:
   - Drop PCIE_RCAR config option (Lad Prabhakar)
   - Always allocate MSI addresses in 32bit space (Marek Vasut)

  Rockchip PCIe controller driver:
   - Add FriendlyARM NanoPi M4B DT binding (Chen-Yu Tsai)
   - Make 'ep-gpios' DT property optional (Chen-Yu Tsai)

  Synopsys DesignWare PCIe controller driver:
   - Work around ECRC configuration hardware defect (Vidya Sagar)
   - Drop support for config space in DT 'ranges' (Rob Herring)
   - Change size to u64 for EP outbound iATU (Shradha Todi)
   - Add upper limit address for outbound iATU (Shradha Todi)
   - Make dw_pcie ops optional (Jisheng Zhang)
   - Remove unnecessary dw_pcie_ops from al driver (Jisheng Zhang)

  Xilinx Versal CPM PCIe controller driver:
   - Fix OF node reference leak (Pan Bian)

  Miscellaneous:
   - Remove tango host controller driver (Arnd Bergmann)
   - Remove IRQ handler & data together (altera-msi, brcmstb, dwc)
     (Martin Kaiser)
   - Fix xgene-msi race in installing chained IRQ handler (Martin
     Kaiser)
   - Apply CONFIG_PCI_DEBUG to entire drivers/pci hierarchy (Junhao He)
   - Fix pci-bridge-emul array overruns (Russell King)
   - Remove obsolete uses of WARN_ON(in_interrupt()) (Sebastian Andrzej
     Siewior)"

* tag 'pci-v5.12-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (69 commits)
  PCI: qcom: Use PHY_REFCLK_USE_PAD only for ipq8064
  PCI: qcom: Add support for ddrss_sf_tbu clock
  dt-bindings: PCI: qcom: Document ddrss_sf_tbu clock for sm8250
  PCI: al: Remove useless dw_pcie_ops
  PCI: dwc: Don't assume the ops in dw_pcie always exist
  PCI: dwc: Add upper limit address for outbound iATU
  PCI: dwc: Change size to u64 for EP outbound iATU
  PCI: dwc: Drop support for config space in 'ranges'
  PCI: layerscape: Convert to builtin_platform_driver()
  PCI: layerscape: Add LX2160A rev2 EP mode support
  dt-bindings: PCI: layerscape: Add LX2160A rev2 compatible strings
  PCI: dwc: Work around ECRC configuration issue
  PCI/portdrv: Report reset for frozen channel
  PCI/AER: Specify the type of Port that was reset
  PCI/ERR: Retain status from error notification
  PCI/AER: Clear AER status from Root Port when resetting Downstream Port
  PCI/ERR: Clear status of the reporting device
  dt-bindings: arm: rockchip: Add FriendlyARM NanoPi M4B
  PCI: rockchip: Make 'ep-gpios' DT property optional
  Documentation: PCI: Add PCI endpoint NTB function user guide
  ...
2021-02-25 09:56:08 -08:00
Gregory Greenman
21254908cb iwlwifi: mvm: add RFI-M support
RF Interference Mitigation is a new feature targeted to handle the
problem of interference between DDR memory and WiFi. The role of
the driver is to configure FW with the table holding a mapping
between problematic channels/bands and the corresponding frequencies.

This patch adds RFI infrastructure and adds two debugfs hooks:
- send RFI configuration command (currently with a default table) which
  will reset feature in the FW
- read the table, used by the FW (which can be a subset of the table
  that driver sent).

Signed-off-by: Gregory Greenman <gregory.greenman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210210171218.2cea55a09bc7.I634b79795abad499ce442631d6672ffef8fc6d41@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-02-11 01:52:06 +02:00
Johannes Berg
b1fdc2505a iwlwifi: mvm: advertise BIGTK client support if available
If the firmware has support, then advertise it to the stack and
send the key down. Since we re-check the protection in the host
anyway, we don't really need to do anything on RX except that we
should drop frames that the firmware _knows_ are replay errors,
since beacon filtering might otherwise result in replays being
possible.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210205110447.f5a3d53301b3.I23e84c9bb0b039d9106a07e9d6847776757f9029@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-02-05 11:56:40 +02:00
Dror Moshe
a1d59263e7 iwlwifi: parse phy integration string from FW TLV
Parse phy integration string from FW TLV.

Signed-off-by: Dror Moshe <drorx.moshe@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20210117164916.0c790e930484.I23ef2cb9c871e6adc4aab6be378f3811cb531155@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2021-02-05 11:55:17 +02:00
Bjorn Helgaas
87525610b4 Fix "ordering" comment typos
Fix comment typos in "ordering".

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Kalle Valo <kvalo@codeaurora.org>
Acked-by: Vasily Gorbik <gor@linux.ibm.com>	# s390
2021-01-29 10:12:33 -06:00
Johannes Berg
906d4eb844 iwlwifi: support firmware reset handshake
There are some races in the hardware that can possibly lead to
a bus lockup later during a restart when we manage to kill the
firmware at a bad time (while it's accessing the bus).

To work around this, add support for a new handshake between
firmware and driver to ensure that the firmware is in a well-
known state before we kill it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20201209231352.7756fcc9865c.I13de65e0ffcb4186dd4c1a465f66df2e98c9a947@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2020-12-10 00:16:03 +02:00
Johannes Berg
8e99ea8d09 iwlwifi: use SPDX tags
Use SPDX tags instead of the long copyright notices.  Also cleanup
some duplicate copyright notices and combine the years where possible.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20201210000603.481bcb512a6f.I8146abe5a637079e7336209f23cb26af98b12b31@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2020-12-10 00:15:31 +02:00
Johannes Berg
97b4f85954 iwlwifi: fw: file: fix documentation for SAR flag
This was mistakenly tagged with CAPA instead of API, fix it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20201209231352.6a9203094c1e.I658e63066b05257e78fc20bfcbcf151ba8fd7754@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2020-12-10 00:14:19 +02:00
Emmanuel Grumbach
cdaba91726 iwlwifi: follow the new inclusive terminology
The new inclusive terminology requires to change a few
terms that were used in iwlwifi.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20201209231352.1eb4c8625f36.I1b17b68d4a8e77071da3e15ffbd902d15c1d4938@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2020-12-10 00:14:12 +02:00
Luca Coelho
eae94cf82d iwlwifi: mvm: add support for 6GHz
Add support to the 6GHz band (aka. Ultra High Band or UHB).  This
allows us to scan and connect to channels in that band, including all
the relevant features, such as preferred scan channels, colocated
channels etc.

Co-developed-by: Haim Dreyfuss <haim.dreyfuss@intel.com>
Signed-off-by: Haim Dreyfuss <haim.dreyfuss@intel.com>
Co-developed-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Co-developed-by: Tova Mussai <tova.mussai@intel.com>
Signed-off-by: Tova Mussai <tova.mussai@intel.com>
Co-developed-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Co-developed-by: Tali Levi Rovinsky <Tali.Levi-rovinsky@intel.com>
Signed-off-by: Tali Levi Rovinsky <Tali.Levi-rovinsky@intel.com>
Co-developed-by: Avraham Stern <avraham.stern@intel.com>
Signed-off-by: Avraham Stern <avraham.stern@intel.com>
Co-developed-by: Ayala Beker <ayala.beker@intel.com>
Signed-off-by: Ayala Beker <ayala.beker@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20201210000657.0fdbfc3d7352.Idb648536faf21716e2ab2c6d6890d3e49f719cd3@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2020-12-10 00:12:29 +02:00
Luca Coelho
6972592850 iwlwifi: read and parse PNVM file
The driver looks for a PNVM file that contains FW configuration data
for each different HW combination.  The FW requests the data for a
certain SKU_ID and the driver tries to find it in the PNVM file.

Read the file, parse its contents and send it to the trans.

Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/iwlwifi.20201008181047.826bc607e57a.I1d93dd6e6651586878db57fac3e7c3f09d742c42@changeid
2020-10-08 20:15:02 +03:00
Nathan Errera
be9ae34ead iwlwifi: mvm: get number of stations from TLV
FW is changing the max number of supported stations. To adapt to the
change we get the max number from the TLV and act according to the new
number.

Signed-off-by: Nathan Errera <nathan.errera@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/iwlwifi.20201008180656.863ab470babc.I393223392f36436663c4e66add03fefe77b74e60@changeid
2020-10-08 20:09:25 +03:00
Shaul Triebitz
bbb95d37b7 iwlwifi: mvm: add PROTECTED_TWT firmware API
Add the PROTECTED_TWT bit to the MAC context data_policy enum.
Define the PROTECTED_TWT TLV.

Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200911204056.c80b994d6bf0.Ifd45dfd5066283886f969313c20ff81edde428ff@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2020-10-01 21:52:58 +03:00
Mordechay Goodstein
28dd7ccdc5 iwlwifi: acpi: read TAS table from ACPI and send it to the FW
Read the Time Averaged SAR (TAS) table from ACPI and if TAS
feature is enabled in the FW send the black list countries
which TAS is disabled in to the FW

Signed-off-by: Mordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200418110539.40a327d32cfd.I7203f3afc8186cca34c48a1a116baac1df5eff4e@changeid
2020-04-24 16:38:11 +03:00
Shahar S Matityahu
cceb45078a iwlwifi: mvm: add soc latency support
Some devices require longer time to stabilize the power and XTAL.
This is especially true for devices integrated in the SoC.  Add
support for a new firmware API that allows the driver to set the
latency value accordingly.

Change-Id: I6829a46b89e4e701f80a0e4033f4dd41ee44ed12
Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2020-03-27 08:12:46 +02:00
David S. Miller
a3ead21d6e wireless-drivers-next patches for 5.5
First set of patches for 5.5. The most active driver here clearly is
 rtw88, lots of patches for it. More quiet on other drivers, smaller
 fixes and cleanups all over.
 
 This pull request also has a trivial conflict, the report and example
 resolution here:
 
 https://lkml.kernel.org/r/20191031111242.50ab1eca@canb.auug.org.au
 
 Major changes:
 
 rtw88
 
 * add deep power save support
 
 * add mac80211 software tx queue (wake_tx_queue) support
 
 * enable hardware rate control
 
 * add TX-AMSDU support
 
 * add NL80211_EXT_FEATURE_CAN_REPLACE_PTK0 support
 
 * add power tracking support
 
 * add 802.11ac beamformee support
 
 * add set_bitrate_mask support
 
 * add phy_info debugfs to show Tx/Rx physical status
 
 * add RFE type 3 support for 8822b
 
 ath10k
 
 * add support for hardware rfkill on devices where firmware supports it
 
 rtl8xxxu
 
 * add bluetooth co-existence support for single antenna
 
 iwlwifi
 
 * Revamp the debugging infrastructure
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Merge tag 'wireless-drivers-next-2019-11-05' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next

Kalle Valo says:

====================
wireless-drivers-next patches for 5.5

First set of patches for 5.5. The most active driver here clearly is
rtw88, lots of patches for it. More quiet on other drivers, smaller
fixes and cleanups all over.

This pull request also has a trivial conflict, the report and example
resolution here:

https://lkml.kernel.org/r/20191031111242.50ab1eca@canb.auug.org.au

Major changes:

rtw88

* add deep power save support

* add mac80211 software tx queue (wake_tx_queue) support

* enable hardware rate control

* add TX-AMSDU support

* add NL80211_EXT_FEATURE_CAN_REPLACE_PTK0 support

* add power tracking support

* add 802.11ac beamformee support

* add set_bitrate_mask support

* add phy_info debugfs to show Tx/Rx physical status

* add RFE type 3 support for 8822b

ath10k

* add support for hardware rfkill on devices where firmware supports it

rtl8xxxu

* add bluetooth co-existence support for single antenna

iwlwifi

* Revamp the debugging infrastructure
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2019-11-05 18:36:35 -08:00
Ayala Beker
3d206e6899 iwlwifi: fw api: support new API for scan config cmd
The API was reduced to include only knowledge currently needed by the
FW scan logic, the rest is legacy.  Support the new, reduced version.

Using the old API with newer firmwares (starting from
iwlwifi-*-50.ucode, which implements and requires the new API version)
causes an assertion failure similar to this one:

[    2.854505] iwlwifi 0000:00:14.3: 0x20000038 | BAD_COMMAND

Signed-off-by: Ayala Beker <ayala.beker@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2019-10-30 17:00:26 +02:00
Tova Mussai
65b9425ce9 iwlwifi: rx: use new api to get band from rx mpdu
The FW introduce new API to get the band from the rx mpdu,
use this new API.

Signed-off-by: Tova Mussai <tova.mussai@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-10-25 10:10:28 +03:00
Emmanuel Grumbach
fe959c7b20 iwlwifi: mvm: use the new session protection command
The firmware has now a new session protection command.
This new API allows the firmware to manage the protection
needed for association. It'll also remove the event when
the association is complete.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-10-25 10:10:09 +03:00
Shahar S Matityahu
a9248de424 iwlwifi: dbg_ini: add TLV allocation new API support
Add new debug TLVs API preprocessing.

Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-10-25 10:09:37 +03:00
Shahar S Matityahu
4d3f5e8e7e iwlwifi: fw api: add DRAM buffer allocation command
Add support code to be able to use the DRAM buffer allocation command,
which allows us to send information about a buffer to the firmware
to use it with the DBGC hardware.

Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-09-06 15:52:06 +03:00
Shahar S Matityahu
a29f6576c3 iwlwifi: add iwl_tlv_array_len()
Allows to easily calculate array length at the end of a TLV.

Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-09-06 15:52:06 +03:00
Haim Dreyfuss
5952e0ec3f iwlwifi: mvm: add support for single antenna diversity
There are products which have a single chain with 2 antennas.
In these products, we need to inform the FW that the device has the
single antenna diversity(SAD) feature. In the future, we will read
the active antenna from a BIOS configuration. Currently, we use a
default configuration which means that the FW decides which antenna to use.

Signed-off-by: Haim Dreyfuss <haim.dreyfuss@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-09-06 15:52:05 +03:00
Shahar S Matityahu
f259fc896e iwlwifi: dbg_ini: remove debug flow TLV
Debug flow TLV was removed from the FW. Remove the TLV from the driver
as well.

Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-09-06 15:31:21 +03:00
Gil Adam
6ce1e5c0c2 iwlwifi: support per-platform antenna gain
TX power limits as defined in the OTP assume the worst case scenario
in terms of the platform's atenna gain, but most platforms are below
that value so they can use more TX power without passing the regulatory
limit. If the platform indicates in the BIOS that it indeed has lower
gain, and the geographic location allows it, higher TX power can be
used. The driver reads the PPAG (Per-Platform Antenna Gain) data from
BIOS (if it exists), validates it and sends the appropriate command to
the FW. This flow happens once at FW init, in case of suspend/resume
there is no need to read again from BIOS as we save those values during
init, so just send the PPAG command again to FW.

Signed-off-by: Gil Adam <gil.adam@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-09-06 15:31:20 +03:00
Ayala Beker
de645c9346 iwlwifi: scan: add support for new scan request command version
Scan API was changed to support 6Ghz channels as well.
Support the new version.

Signed-off-by: Ayala Beker <ayala.beker@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-09-06 15:31:15 +03:00
Alex Malamud
aa43ae1216 iwlwifi: LTR updates
New FW versions introduces LTR feature enablement by default.
For such FW versions, driver (mvm/xvt) should not send
host command to enable LTR feature, also it should be possible to
override LTR configuration through the debugfs.

1. Send LTR feature enablement command only for FW versions
which does not advertises SET_LTR_GEN2 capability.
2. Implement ltr_config file in debugfs for LTR configuration override.

Signed-off-by: Alex Malamud <alex.malamud@intel.com>
2019-09-06 15:31:15 +03:00
Shahar S Matityahu
576058330f iwlwifi: dbg: support debug recording suspend resume command
Support the new DBGC_SUSPEND_RESUME command to change the recording state.

Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-09-06 15:31:12 +03:00
Haim Dreyfuss
0c3d728223 iwlwifi: Add support for SAR South Korea limitation
South Korea is adding a more strict SAR limit called "Limb SAR".
Currently, WGDS SAR offset group 3 is not used (not mapped to any country).
In order to be able to comply with South Korea new restriction:
- OEM will use WGDS SAR offset group 3 to South Korea limitation.
- OEM will change WGDS revision to 1 (currently latest revision is 0)
	to notify that Korea Limb SAR applied.
- Driver will read the WGDS table and pass the values to FW (as usual)
- Driver will pass to FW an indication that Korea Limb SAR is applied
	in case table revision is 1.

Signed-off-by: Haim Dreyfuss <haim.dreyfuss@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-06-29 10:09:40 +03:00
Shahar S Matityahu
3e832fd10f iwlwifi: fw api: support adwell HB default APs number api
Support adaptive dwell high band default number of APs new api.

Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-06-29 10:09:37 +03:00
Shahar S Matityahu
57d88b1161 iwlwifi: dbg_ini: support debug info TLV
Add support to debug info TLV.
The TLV contains human readable naming of the FW image and the
debug configuration.

Signed-off-by: Shahar S Matityahu <shahar.s.matityahu@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
2019-06-29 10:08:06 +03:00