Felix Fietkau [Sun, 3 Jul 2022 15:52:24 +0000 (17:52 +0200)]
mt76: pass original queue id from __mt76_tx_queue_skb to the driver
MT7615 and newer map multiple software tx queues to the hardware id
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Felix Fietkau [Fri, 24 Jun 2022 18:57:47 +0000 (20:57 +0200)]
mt76: mt7615: fix throughput regression on DFS channels
For some reason, mt7615 reacts badly to repeatedly enabling/disabling the radar
detector without also switching the channel.
This results in very bad throughput on DFS channels, because
hw->conf.radar_enabled can get toggled a few times after CAC ends.
Fix this by always leaving the DFS detector enabled on DFS channels and instead
suppress unwanted detection events.
Fixes:
2c86f6752046 ("mt76: mt7615: fix/rewrite the dfs state handling logic")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Felix Fietkau [Thu, 23 Jun 2022 12:21:18 +0000 (14:21 +0200)]
mt76: allow receiving frames with invalid CCMP PN via monitor interfaces
This can be useful for debugging
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Felix Fietkau [Thu, 23 Jun 2022 09:39:58 +0000 (11:39 +0200)]
mt76: mt76x02: improve reliability of the beacon hang check
Increment the counter only when writing beacons to the hardware in order
to avoid triggering restarts if beacons are disabled.
Additionally, avoid resetting the MAC if stopping it failed
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Felix Fietkau [Wed, 22 Jun 2022 12:11:06 +0000 (14:11 +0200)]
mt76: mt7615: add sta_rec with EXTRA_INFO_NEW for the first time only
Set EXTRA_INFO_NEW for the first time only to prevent adding the same
starec entry, otherwise the entry might be removed in fw.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
MeiChia Chiu [Wed, 22 Jun 2022 09:46:55 +0000 (17:46 +0800)]
mt76: mt7915: update the maximum size of beacon offload
Since an in-band discovery frame is offloaded by MCU,
here we enlarge the command size to accommodate the additional content.
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Money Wang <Money.Wang@mediatek.com>
Signed-off-by: MeiChia Chiu <MeiChia.Chiu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
MeiChia Chiu [Wed, 22 Jun 2022 08:30:34 +0000 (16:30 +0800)]
mt76: do not check the ccmp pn for ONLY_MONITOR frame
if the received frame enables RX_FLAG_ONLY_MONITOR,
driver doesn't need to check the ccmp pn of this frame.
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: MeiChia Chiu <MeiChia.Chiu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Shayne Chen [Wed, 22 Jun 2022 01:24:49 +0000 (09:24 +0800)]
mt76: mt7915: add sta_rec with EXTRA_INFO_NEW for the first time only
Set EXTRA_INFO_NEW for the first time only to prevent adding the same
starec entry, otherwise the entry might be removed in fw.
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Peter Chiu [Wed, 22 Jun 2022 01:24:48 +0000 (09:24 +0800)]
mt76: mt7915: update mpdu density in 6g capability
Set mpdu density to 2 usec in 6g capability to meet hardware
capability and also enhance throughput.
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Tue, 21 Jun 2022 22:51:24 +0000 (00:51 +0200)]
mt76: mt7915: do not copy ieee80211_ops pointer in mt7915_mmio_probe
We do not modify ieee80211_ops pointers so we do not need to copy them.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Shayne Chen [Mon, 20 Jun 2022 06:17:17 +0000 (14:17 +0800)]
mt76: mt7915: fix incorrect testmode ipg on band 1 caused by wmm_idx
Fix the issue that the measured inter packet gap didn't fit its
setting value.
Fixes:
c2d3b1926f30 ("mt76: mt7915: add support for ipg in testmode")
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Felix Fietkau [Tue, 21 Jun 2022 18:34:44 +0000 (20:34 +0200)]
mt76: mt7915: disable UL MU-MIMO for mt7915
After initially establishing a connection, it can produce multi-second latency
spikes and tx hangs when pushing traffic.
It should work better for MT7916 and MT7986, so leave it enabled there
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Mon, 20 Jun 2022 12:59:18 +0000 (14:59 +0200)]
mt76: move mt76_connac2_mcu_fill_message in mt76_connac module
Move mt76_connac2_mcu_fill_message routine in shared module in order to
reuse it for mt7921 and mt7915e drivers. This is a preliminary patch to
add mt7990 driver support.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Mon, 20 Jun 2022 12:59:17 +0000 (14:59 +0200)]
mt76: move mcu_txd/mcu_rxd structures in shared code
This is a preliminary patch to add mt7990 chipset support.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Mon, 20 Jun 2022 12:37:34 +0000 (14:37 +0200)]
mt76: mt7915: rely on mt76_connac_tx_free
As for mt7921 and mt7615 drivers, rely on mt76_connac_tx_free data
structure in mt7915e driver.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Sun, 19 Jun 2022 20:42:41 +0000 (22:42 +0200)]
mt76: connac: move mt7615_txp_skb_unmap in common code
Move mt7615_txp_skb_unmap in shared code and reuse it in mt7915e and
mt7921e driver.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Sun, 19 Jun 2022 20:42:40 +0000 (22:42 +0200)]
mt76: connac: move mt76_connac_write_hw_txp in shared code
Now we can move mt76_connac_write_hw_txp routine in mt76-connac module
and reuse it in mt7921e and mt7615e driver.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Sun, 19 Jun 2022 20:42:39 +0000 (22:42 +0200)]
mt76: connac: move mt76_connac_tx_complete_skb in shared code
Since now txp structures are in common code we can reuse
mt76_connac_tx_complete_skb routine in mt7921e, mt7915e and mt7615e
drivers.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Sun, 19 Jun 2022 20:42:38 +0000 (22:42 +0200)]
mt76: connac: move mt76_connac_tx_free in shared code
Move mt76_connac_tx_free structure in mt76_connac module since it is
shared by mt7615 and mt7921 drivers.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Sun, 19 Jun 2022 20:42:37 +0000 (22:42 +0200)]
mt76: move mt7615_txp_ptr in mt76_connac module
Since mt7615_txp_ptr is shared between mt7615 and mt7921 move it in
mt76_connac module.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Sun, 19 Jun 2022 20:42:36 +0000 (22:42 +0200)]
mt76: connac: move mt76_connac_fw_txp in common module
Since mt76_connac_fw_txp struct is shared between mt7615e, mt7915e and
mt7921e, move it in mt76_connac module.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Sun, 19 Jun 2022 13:05:51 +0000 (15:05 +0200)]
mt76: mt7915: get rid of unnecessary new line in mt7915_mac_write_txwi
Remove unnecessary new line in mt7915_mac_write_txwi routine.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Deren Wu [Sat, 18 Jun 2022 10:56:44 +0000 (18:56 +0800)]
mt76: mt7921: enlarge maximum VHT MPDU length to 11454
Enlarge maximum MPDU length to 11454 that both mt7921/mt7922 can support.
After this fixing, we can get better performance.
Fixes:
5c14a5f944b9 ("mt76: mt7921: introduce mt7921e support")
Tested-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Deren Wu [Thu, 16 Jun 2022 15:57:43 +0000 (23:57 +0800)]
mt76: mt7921: fix aggregation subframes setting to HE max
mt7921/mt7922 support HE max aggregation subframes 256 for both tx/rx.
Get better throughput then before.
Fixes:
94bb18b03d43 ("mt76: mt7921: fix max aggregation subframes setting")
Tested-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Reviewed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Deren Wu [Tue, 14 Jun 2022 07:50:24 +0000 (15:50 +0800)]
mt76: mt7921s: fix possible sdio deadlock in command fail
Move sdio_release_host() to final resource handing
Fixes:
b12deb5e86fa ("mt76: mt7921s: fix mt7921s_mcu_[fw|drv]_pmctrl")
Reported-by: YN Chen <YN.Chen@mediatek.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Mon, 13 Jun 2022 12:07:08 +0000 (14:07 +0200)]
mt76: mt7921: do not update pm states in case of error
Do not update pm stats if mt7921e_mcu_fw_pmctrl routine returns an
error.
Fixes:
36873246f78a2 ("mt76: mt7921: add awake and doze time accounting")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Mon, 13 Jun 2022 12:03:28 +0000 (14:03 +0200)]
mt76: mt7615: do not update pm stats in case of error
Do not update pm stats if mt7615_mcu_fw_pmctrl returns an error.
Fixes:
abe912ae3cd42 ("mt76: mt7663: add awake and doze time accounting")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Mon, 13 Jun 2022 12:00:44 +0000 (14:00 +0200)]
mt76: mt7921s: remove unnecessary goto in mt7921s_mcu_drv_pmctrl
Get rid of unnecessary goto in mt7921s_mcu_drv_pmctrl routine.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Wed, 8 Jun 2022 17:30:31 +0000 (19:30 +0200)]
mt76: connac: move mt76_connac2_mac_fill_rx_rate in connac module
Rely on mt76_connac2_mac_fill_rx_rate routine in mt7921 driver.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Wed, 8 Jun 2022 17:30:30 +0000 (19:30 +0200)]
mt76: connac: move mt76_connac2_reverse_frag0_hdr_trans in mt76-connac module
mt76_connac2_reverse_frag0_hdr_trans routine is shared between mt7921
and mt7915e drivers.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Wed, 8 Jun 2022 17:30:29 +0000 (19:30 +0200)]
mt76: connac: move HE radiotap parsing in connac module
HE radiotap parsing code is shared between connac2 devices.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Deren Wu [Wed, 8 Jun 2022 12:53:26 +0000 (20:53 +0800)]
mt76: mt7921: fix command timeout in AP stop period
Due to AP stop improperly, mt7921 driver would face random command timeout
by chip fw problem. Migrate AP start/stop process to .start_ap/.stop_ap and
congiure BSS network settings in both hooks.
The new flow is shown below.
* AP start
.start_ap()
configure BSS network resource
set BSS to connected state
.bss_info_changed()
enable fw beacon offload
* AP stop
.bss_info_changed()
disable fw beacon offload (skip this command)
.stop_ap()
set BSS to disconnected state (beacon offload disabled automatically)
destroy BSS network resource
Fixes:
116c69603b01 ("mt76: mt7921: Add AP mode support")
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Deren Wu [Wed, 8 Jun 2022 12:53:25 +0000 (20:53 +0800)]
mt76: mt7921: not support beacon offload disable command
Beacon disable flow would be handled in bss stop handler automatically.
Force return -EOPNOTSUPP in disable case.
Fixes:
116c69603b01 ("mt76: mt7921: Add AP mode support")
Reviewed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Tue, 7 Jun 2022 09:28:41 +0000 (11:28 +0200)]
mt76: connac: move mt76_connac2_mac_add_txs_skb in connac module
Move mt76_connac2_mac_add_txs_skb in mt76-connac module since it is
shared between connac2 devices (mt7921 and mt7915)
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Tue, 7 Jun 2022 09:28:40 +0000 (11:28 +0200)]
mt76: connac: move connac2_mac_write_txwi in mt76_connac module
mac_write_txwi code is shared between connac2 devices (mt7915 and
mt7921). Move it in connac module.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Tue, 7 Jun 2022 09:28:39 +0000 (11:28 +0200)]
mt76: connac: move mac connac2 defs in mt76_connac2_mac.h
This is a preliminary patch to share connac2 mac txwi code.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Tue, 7 Jun 2022 09:28:38 +0000 (11:28 +0200)]
mt76: mt7915: rely on mt76_dev in mt7915_mac_write_txwi signature
This is a preliminary patch to share txwi configuration code.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Tue, 7 Jun 2022 09:28:37 +0000 (11:28 +0200)]
mt76: mt7921: rely on mt76_dev in mt7921_mac_write_txwi signature
This is a preliminary patch to share txwi configuration code.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Deren Wu [Tue, 7 Jun 2022 05:00:46 +0000 (13:00 +0800)]
mt76: enable the VHT extended NSS BW feature
According IEEE Std 802.11-2020, its definition is:
Indicates whether the STA is capable of interpreting the Extended NSS BW
Support subfield of the VHT Capabilities Information field.
Some APs, such as Xiaomi AX6000, would check this one for BW settings.
mt76 driver can get max BW capability only if the this field is confgured
properly.
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Fri, 3 Jun 2022 09:36:46 +0000 (11:36 +0200)]
mt76: mt7663: rely on mt76_connac2_fw_trailer
Remove duplicated code
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Fri, 3 Jun 2022 09:36:45 +0000 (11:36 +0200)]
mt76: connac: move mt76_connac2_load_patch in connac module
Move mt76_connac2_load_patch utility routine in mt76_connac module since
it is shared between mt7921 and mt7915. This is a preliminary patch to
support mt7902e driver.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Fri, 3 Jun 2022 09:36:44 +0000 (11:36 +0200)]
mt76: connac: move mt76_connac2_load_ram in connac module
Move mt76_connac2_load_ram utility routine in mt76_connac module since
it is shared between mt7921 and mt7915. This is a preliminary patch to
support mt7902e driver.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Fri, 3 Jun 2022 09:36:43 +0000 (11:36 +0200)]
mt76: mt7921: move fw toggle in mt7921_load_firmware
Move drv_own/fw_own toggle in mt7921_load_firmware. This change allow to
reuse connac code to load patch for mt7921 driver.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Tested-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Fri, 3 Jun 2022 09:36:42 +0000 (11:36 +0200)]
mt76: connac: move shared fw structures in connac module
Move mt76_connac2 fw structures in connac module since they are shared
between mt7921 and mt7915 drivers. This is a preliminary patch to add
mt7902e support.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Fri, 3 Jun 2022 08:21:37 +0000 (10:21 +0200)]
mt76: mt7921: get rid of mt7921_mcu_exit
Run skb_queue_purge when needed.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Fri, 3 Jun 2022 07:35:00 +0000 (09:35 +0200)]
mt76: mt7921: add missing bh-disable around rx napi schedule
napi_schedule() can call __raise_softirq_irqoff(), which can perform
softirq handling, so it must not be called in a pure process context
with BH enabled.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Felix Fietkau [Thu, 2 Jun 2022 19:44:21 +0000 (21:44 +0200)]
mt76: mt7615: add missing bh-disable around rx napi schedule
napi_schedule() can call __raise_softirq_irqoff(), which can perform softirq
handling, so it must not be called in a pure process context with BH enabled.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Felix Fietkau [Thu, 2 Jun 2022 19:43:04 +0000 (21:43 +0200)]
mt76: mt7915: add missing bh-disable around tx napi enable/schedule
napi_schedule() can call __raise_softirq_irqoff(), which can perform softirq
handling, so it must not be called in a pure process context with BH enabled.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Peter Chiu [Thu, 12 May 2022 04:38:59 +0000 (12:38 +0800)]
dt-bindings: net: wireless: mt76: add clock description for MT7986.
Add clocks and clock-names for MT7986.
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
YN Chen [Sat, 28 May 2022 01:28:54 +0000 (09:28 +0800)]
mt76: mt7921s: fix firmware download random fail
To avoid racing problems in chip, mt7921s should reacquire drv-own after
firmware semaphore is released.
Fixes:
78b217580c509 ("mt76: mt7921s: fix bus hang with wrong privilege")
Signed-off-by: YN Chen <yn.chen@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
YN Chen [Sat, 28 May 2022 01:28:53 +0000 (09:28 +0800)]
mt76: mt7921: add PATCH_FINISH_REQ cmd response handling
add new case to fetch the return value of PATCH_FINISH_REQ
Signed-off-by: YN Chen <yn.chen@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Ryder Lee [Thu, 26 May 2022 09:08:55 +0000 (17:08 +0800)]
mt76: add DBDC rxq handlings into mac_reset_work
Enable/disable rx napi for DBDC.
Signed-off-by: Bo Jiao <Bo.Jiao@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Ryder Lee [Thu, 26 May 2022 09:08:54 +0000 (17:08 +0800)]
mt76: mt7915: add more ethtool stats
Add channel time and MAC ready stats.
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Deren Wu [Fri, 20 May 2022 09:03:39 +0000 (17:03 +0800)]
mt76: mt7921: introduce ACPI SAR config in tx power
Add new function mt7921_set_tx_sar_pwr() to update SAR power from
.set_sar_specs and ACPI setting. Both settings would be merged into
mt76_freq_range_power for final tx power value.
Reviewed-by: Sean Wang <sean.wang@mediatek.com>
Co-developed-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Signed-off-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Deren Wu [Fri, 20 May 2022 09:03:38 +0000 (17:03 +0800)]
mt76: mt7921: introduce ACPI SAR support
In ACPI SAR enabled device, mt7921 should read power limit in ACPI config.
The limit value would be applied to regular tx power settings in mt76.
Two major functionalities added:
1. Get SAR power table through ACPI.
2. Read power in Dynamic/Geo SAR table for tx power limit.
Table note
MTDS: Dynamic SAR table
MTGS: Geo SAR table
MTCL: Country List table (for 6GHz support)
Reviewed-by: Sean Wang <sean.wang@mediatek.com>
Co-developed-by: Quan Zhou <quan.zhou@mediatek.com>
Signed-off-by: Quan Zhou <quan.zhou@mediatek.com>
Co-developed-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Signed-off-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Deren Wu [Fri, 20 May 2022 09:03:37 +0000 (17:03 +0800)]
mt76: add 6 GHz band support in mt76_sar_freq_ranges
Add new frequencies support in mt76_sar_freq_ranges[]
* 5945 - 6165
* 6165 - 6405
* 6405 - 6525
* 6525 - 6705
* 6705 - 6865
* 6865 - 7125
Reviewed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Dan Carpenter [Thu, 19 May 2022 13:57:22 +0000 (16:57 +0300)]
mt76: mt7915: fix endian bug in mt7915_rf_regval_set()
This code is supposed to set a u32 value, but casting will not work on
big endian systems.
Fixes:
0a17329ae9c1 ("mt76: mt7915: add debugfs knob for RF registers read/write")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Tue, 17 May 2022 16:37:07 +0000 (18:37 +0200)]
mt76: mt76x02u: fix possible memory leak in __mt76x02u_mcu_send_msg
Free the skb if mt76u_bulk_msg fails in __mt76x02u_mcu_send_msg routine.
Fixes:
4c89ff2c74e39 ("mt76: split __mt76u_mcu_send_msg and mt76u_mcu_send_msg routines")
Co-developed-by: Gergo Koteles <soyer@irl.hu>
Signed-off-by: Gergo Koteles <soyer@irl.hu>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Lorenzo Bianconi [Tue, 17 May 2022 16:05:59 +0000 (18:05 +0200)]
mt76: mt7915: fix endianness in mt7915_rf_regval_get
Fix the following sparse warning in mt7915_rf_regval_get routine:
drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c:979:16: warning: cast to restricted __le32
Fixes:
0a17329ae9c1f ("mt76: mt7915: add debugfs knob for RF registers read/write")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Johannes Berg [Mon, 11 Jul 2022 11:14:24 +0000 (13:14 +0200)]
wifi: mac80211_hwsim: add back erroneously removed cast
The robots report that we're now casting to a differently
sized integer, which is correct, and the previous patch
had erroneously removed it.
Reported-by: kernel test robot <lkp@intel.com>
Fixes:
4ee186fa7e40 ("wifi: mac80211_hwsim: fix race condition in pending packet")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Jeongik Cha [Mon, 4 Jul 2022 08:43:54 +0000 (17:43 +0900)]
wifi: mac80211_hwsim: fix race condition in pending packet
A pending packet uses a cookie as an unique key, but it can be duplicated
because it didn't use atomic operators.
And also, a pending packet can be null in hwsim_tx_info_frame_received_nl
due to race condition with mac80211_hwsim_stop.
For this,
* Use an atomic type and operator for a cookie
* Add a lock around the loop for pending packets
Signed-off-by: Jeongik Cha <jeongik@google.com>
Link: https://lore.kernel.org/r/20220704084354.3556326-1-jeongik@google.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Christophe JAILLET [Mon, 4 Jul 2022 19:16:09 +0000 (21:16 +0200)]
wifi: mac80211: Use the bitmap API to allocate bitmaps
Use bitmap_zalloc()/bitmap_free() instead of hand-writing them.
It is less verbose and it improves the semantic.
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/dfb438a6a199ee4c95081fa01bd758fd30e50931.1656962156.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
MeiChia Chiu [Fri, 8 Jul 2022 09:58:23 +0000 (17:58 +0800)]
wifi: mac80211: fix center freq calculation in ieee80211_chandef_downgrade
When mac80211 downgrades working bandwidth, the
center_freq and center_freq1 need to be recalculated.
There is a typo in the case of downgrading bandwidth from
320MHz to 160MHz which would cause a wrong frequency value.
Reviewed-by: Money Wang <Money.Wang@mediatek.com>
Signed-off-by: MeiChia Chiu <MeiChia.Chiu@mediatek.com>
Link: https://lore.kernel.org/r/20220708095823.12959-1-MeiChia.Chiu@mediatek.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Veerendranath Jakkam [Fri, 8 Jul 2022 12:26:07 +0000 (17:56 +0530)]
wifi: nl80211: fix sending link ID info of associated BSS
commit
dd374f84baec ("wifi: nl80211: expose link ID for associated
BSSes") used a top-level attribute to send link ID of the associated
BSS in the nested attribute NL80211_ATTR_BSS. But since NL80211_ATTR_BSS
is a nested attribute of the attributes defined in enum nl80211_bss,
define a new attribute in enum nl80211_bss and use it for sending the
link ID of the BSS.
Fixes:
dd374f84baec ("wifi: nl80211: expose link ID for associated BSSes")
Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
Reviewed-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Link: https://lore.kernel.org/r/20220708122607.1836958-1-quic_vjakkam@quicinc.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Veerendranath Jakkam [Fri, 8 Jul 2022 16:55:44 +0000 (22:25 +0530)]
wifi: cfg80211: fix a comment in cfg80211_mlme_mgmt_tx()
A comment in cfg80211_mlme_mgmt_tx() is describing this API used only
for transmitting action frames. Fix the comment since
cfg80211_mlme_mgmt_tx() can be used to transmit any management frame.
Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
Link: https://lore.kernel.org/r/20220708165545.2072999-1-quic_vjakkam@quicinc.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Veerendranath Jakkam [Mon, 11 Jul 2022 05:34:43 +0000 (11:04 +0530)]
wifi: nl80211: Fix reading NL80211_ATTR_MLO_LINK_ID in nl80211_pre_doit
nl80211_pre_doit() using nla_get_u16() to read u8 attribute
NL80211_ATTR_MLO_LINK_ID. Fix this by using nla_get_u8() to
read NL80211_ATTR_MLO_LINK_ID attribute.
Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
Link: https://lore.kernel.org/r/1657517683-5724-1-git-send-email-quic_vjakkam@quicinc.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Kalle Valo [Fri, 8 Jul 2022 14:03:42 +0000 (17:03 +0300)]
Merge ath-next from git://git./linux/kernel/git/kvalo/ath.git
ath.git patches for v5.20. Major changes:
ath9k
* fix use-after-free in ath9k_hif_usb_rx_cb()
Jiang Jian [Tue, 21 Jun 2022 08:02:40 +0000 (16:02 +0800)]
ath9k: remove unexpected words "the" in comments
there is unexpected word "the" in comments need to remove
Signed-off-by: Jiang Jian <jiangjian@cdjrlc.com>
Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20220621080240.42198-1-jiangjian@cdjrlc.com
Zhang Jiaming [Mon, 4 Jul 2022 03:00:04 +0000 (11:00 +0800)]
ath11k: Fix typo in comments
There is a typo(isn't') in comments.
It maybe 'isn't' instead of 'isn't''.
Signed-off-by: Zhang Jiaming <jiaming@nfschina.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20220704030004.16484-1-jiaming@nfschina.com
Aloka Dixit [Mon, 23 May 2022 06:49:04 +0000 (23:49 -0700)]
wifi: nl80211: retrieve EHT related elements in AP mode
Add support to retrieve EHT capabilities and EHT operation elements
passed by the userspace in the beacon template and store the pointers
in struct cfg80211_ap_settings to be used by the drivers.
Co-developed-by: Vikram Kandukuri <quic_vikram@quicinc.com>
Signed-off-by: Vikram Kandukuri <quic_vikram@quicinc.com>
Co-developed-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
Signed-off-by: Aloka Dixit <quic_alokad@quicinc.com>
Link: https://lore.kernel.org/r/20220523064904.28523-1-quic_alokad@quicinc.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Veerendranath Jakkam [Mon, 23 May 2022 13:25:58 +0000 (18:55 +0530)]
wifi: cfg80211: Increase akm_suites array size in cfg80211_crypto_settings
Increase akm_suites array size in struct cfg80211_crypto_settings to 10
and advertise the capability to userspace. This allows userspace to send
more than two AKMs to driver in netlink commands such as
NL80211_CMD_CONNECT.
This capability is needed for implementing WPA3-Personal transition mode
correctly with any driver that handles roaming internally. Currently,
the possible AKMs for multi-AKM connect can include PSK, PSK-SHA-256,
SAE, FT-PSK and FT-SAE. Since the count is already 5, increasing
the akm_suites array size to 10 should be reasonable for future
usecases.
Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
Link: https://lore.kernel.org/r/1653312358-12321-1-git-send-email-quic_vjakkam@quicinc.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Johannes Berg [Mon, 27 Jun 2022 10:49:03 +0000 (12:49 +0200)]
wifi: cfg80211: remove chandef check in cfg80211_cac_event()
The current check only worked for AP mode, but we can do
radar detection in mesh as well (for example). We could
try to check this using wdev_chandef(), but we also don't
really care since the chandef is passed in and we have no
need to use it anymore (since we added the argument in
commit
d2859df5e7f0 ("cfg80211/mac80211: DFS setup chandef
for cac event")).
Change-Id: I856e4344d5e64ff4d2eead0b4c53b11f264be9b8
Fixes:
7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Johannes Berg [Mon, 27 Jun 2022 10:49:03 +0000 (12:49 +0200)]
wifi: nl80211: relax wdev mutex check in wdev_chandef()
In many cases we might get here from driver code that's
not really set up to care about the locking, and for the
non-MLO cases we really don't care so much about it. So
relax the checking here for now, perhaps we should even
remove it completely since we might not really care if
we point to an invalid link's chandef and can require
the caller to check the link validity first.
Fixes:
7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Johannes Berg [Mon, 27 Jun 2022 10:49:03 +0000 (12:49 +0200)]
wifi: nl80211: acquire wdev mutex earlier in start_ap
We need to hold the wdev mutex already in order to call
nl80211_parse_tx_bitrate_mask(), so acquire it earlier.
Fixes:
7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Johannes Berg [Mon, 27 Jun 2022 10:43:37 +0000 (12:43 +0200)]
wifi: nl80211: hold wdev mutex for tid config
We need wdev_chandef() in this code, which now requires
the wdev mutex due to the per-link nature. Hold it here
to make sure we can access the link.
Reported-by: syzbot+b4e9aa0f32ffd9902442@syzkaller.appspotmail.com
Fixes:
7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Johannes Berg [Mon, 27 Jun 2022 10:36:03 +0000 (12:36 +0200)]
wifi: cfg80211: handle IBSS in channel switch
Prior to commit
7b0a0e3c3a88 ("wifi: cfg80211: do some
rework towards MLO link APIs") the interface type didn't
really matter here, but now we need to handle all of the
possible cases. Add IBSS ("ADHOC") and handle it.
Fixes:
7b0a0e3c3a88 ("wifi: cfg80211: do some rework towards MLO link APIs")
Reported-by: syzbot+90d912872157e63589e4@syzkaller.appspotmail.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Johannes Berg [Mon, 27 Jun 2022 10:28:31 +0000 (12:28 +0200)]
wifi: mac80211: properly skip link info driver update
If the interface isn't (yet) added to the driver, skip the
link info update. This was previously done for the BSS info
changes, but I forgot to copy the same check here.
Fixes:
7b7090b4c6a9 ("wifi: mac80211: split bss_info_changed method")
Reported-by: syzbot+bce2ca140cc00578ed07@syzkaller.appspotmail.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Felix Fietkau [Sat, 25 Jun 2022 21:24:11 +0000 (23:24 +0200)]
wifi: mac80211: only accumulate airtime deficit for active clients
When a client does not generate any local tx activity, accumulating airtime
deficit for the round-robin scheduler can be harmful. If this goes on for too
long, the deficit could grow quite large, which might cause unreasonable
initial latency once the client becomes active
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Link: https://lore.kernel.org/r/20220625212411.36675-7-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Felix Fietkau [Sat, 25 Jun 2022 21:24:10 +0000 (23:24 +0200)]
wifi: mac80211: add debugfs file to display per-phy AQL pending airtime
Now that the global pending airtime is more relevant for airtime fairness,
it makes sense to make it accessible via debugfs for debugging
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Link: https://lore.kernel.org/r/20220625212411.36675-6-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Felix Fietkau [Sat, 25 Jun 2022 21:24:09 +0000 (23:24 +0200)]
wifi: mac80211: add a per-PHY AQL limit to improve fairness
In order to maintain fairness, the amount of queueing needs to be limited
beyond the simple per-station AQL budget, otherwise the driver can simply
repeatedly do scheduling rounds until all queues that have not used their
AQL budget become eligble.
To be conservative, use the high AQL limit for the first txq and add half
of the low AQL for each subsequent queue.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Link: https://lore.kernel.org/r/20220625212411.36675-5-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Felix Fietkau [Sat, 25 Jun 2022 21:24:08 +0000 (23:24 +0200)]
wifi: mac80211: keep recently active tx queues in scheduling list
This allows proper deficit accounting to ensure that they don't carry their
deficit until the next time they become active
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Link: https://lore.kernel.org/r/20220625212411.36675-4-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Felix Fietkau [Sat, 25 Jun 2022 21:24:07 +0000 (23:24 +0200)]
wifi: mac80211: consider aql_tx_pending when checking airtime deficit
When queueing packets for a station, deficit only gets added once the packets
have been transmitted, which could be much later. During that time, a lot of
temporary unfairness could happen, which could lead to bursty behavior.
Fix this by subtracting the aql_tx_pending when checking the deficit in tx
scheduling.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Link: https://lore.kernel.org/r/20220625212411.36675-3-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Felix Fietkau [Sat, 25 Jun 2022 21:24:06 +0000 (23:24 +0200)]
wifi: mac80211: make sta airtime deficit field s32 instead of s64
32 bit is more than enough range for the airtime deficit
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Link: https://lore.kernel.org/r/20220625212411.36675-2-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Felix Fietkau [Sat, 25 Jun 2022 21:24:05 +0000 (23:24 +0200)]
wifi: mac80211: switch airtime fairness back to deficit round-robin scheduling
This reverts commits
6a789ba679d652587532cec2a0e0274fda172f3b and
2433647bc8d983a543e7d31b41ca2de1c7e2c198.
The virtual time scheduler code has a number of issues:
- queues slowed down by hardware/firmware powersave handling were not properly
handled.
- on ath10k in push-pull mode, tx queues that the driver tries to pull from
were starved, causing excessive latency
- delay between tx enqueue and reported airtime use were causing excessively
bursty tx behavior
The bursty behavior may also be present on the round-robin scheduler, but there
it is much easier to fix without introducing additional regressions
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Toke Høiland-Jørgensen <toke@toke.dk>
Link: https://lore.kernel.org/r/20220625212411.36675-1-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Johannes Berg [Fri, 1 Jul 2022 08:42:40 +0000 (10:42 +0200)]
wifi: mac80211: fix a kernel-doc complaint
Somehow kernel-doc complains here about strong markup, but
we really don't need the [] so just remove that.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Johannes Berg [Fri, 1 Jul 2022 08:36:36 +0000 (10:36 +0200)]
wifi: cfg80211: remove redundant documentation
These struct members no longer exist, remove them
from documentation.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Mauro Carvalho Chehab [Tue, 28 Jun 2022 09:46:07 +0000 (10:46 +0100)]
wifi: mac80211: sta_info: fix a missing kernel-doc struct element
struct link_sta_info has now a cur_max_bandwidth data:
net/mac80211/sta_info.h:569: warning: Function parameter or member 'cur_max_bandwidth' not described in 'link_sta_info'
Copy the meaning from struct sta_info, documenting it.
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Link: https://lore.kernel.org/r/37d898634bb30776442a33833c48cbb21c90ecc6.1656409369.git.mchehab@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Mauro Carvalho Chehab [Tue, 28 Jun 2022 09:46:06 +0000 (10:46 +0100)]
wifi: mac80211: add a missing comma at kernel-doc markup
The lack of the colon makes it not parse the function parameter:
include/net/mac80211.h:6250: warning: Function parameter or member 'vif' not described in 'ieee80211_channel_switch_disconnect'
Fix it.
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Link: https://lore.kernel.org/r/11c1bdb861d89c93058fcfe312749b482851cbdb.1656409369.git.mchehab@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Mauro Carvalho Chehab [Tue, 28 Jun 2022 09:46:05 +0000 (10:46 +0100)]
wifi: cfg80211: fix kernel-doc warnings all over the file
There are currently 17 kernel-doc warnings on this file:
include/net/cfg80211.h:391: warning: Function parameter or member 'bw' not described in 'ieee80211_eht_mcs_nss_supp'
include/net/cfg80211.h:437: warning: Function parameter or member 'eht_cap' not described in 'ieee80211_sband_iftype_data'
include/net/cfg80211.h:507: warning: Function parameter or member 's1g' not described in 'ieee80211_sta_s1g_cap'
include/net/cfg80211.h:1390: warning: Function parameter or member 'counter_offset_beacon' not described in 'cfg80211_color_change_settings'
include/net/cfg80211.h:1390: warning: Function parameter or member 'counter_offset_presp' not described in 'cfg80211_color_change_settings'
include/net/cfg80211.h:1430: warning: Enum value 'STATION_PARAM_APPLY_STA_TXPOWER' not described in enum 'station_parameters_apply_mask'
include/net/cfg80211.h:2195: warning: Function parameter or member 'dot11MeshConnectedToAuthServer' not described in 'mesh_config'
include/net/cfg80211.h:2341: warning: Function parameter or member 'short_ssid' not described in 'cfg80211_scan_6ghz_params'
include/net/cfg80211.h:3328: warning: Function parameter or member 'kck_len' not described in 'cfg80211_gtk_rekey_data'
include/net/cfg80211.h:3698: warning: Function parameter or member 'ftm' not described in 'cfg80211_pmsr_result'
include/net/cfg80211.h:3828: warning: Function parameter or member 'global_mcast_stypes' not described in 'mgmt_frame_regs'
include/net/cfg80211.h:4977: warning: Function parameter or member 'ftm' not described in 'cfg80211_pmsr_capabilities'
include/net/cfg80211.h:5742: warning: Function parameter or member 'u' not described in 'wireless_dev'
include/net/cfg80211.h:5742: warning: Function parameter or member 'links' not described in 'wireless_dev'
include/net/cfg80211.h:5742: warning: Function parameter or member 'valid_links' not described in 'wireless_dev'
include/net/cfg80211.h:6076: warning: Function parameter or member 'is_amsdu' not described in 'ieee80211_data_to_8023_exthdr'
include/net/cfg80211.h:6949: warning: Function parameter or member 'sig_dbm' not described in 'cfg80211_notify_new_peer_candidate'
Address them, in order to build a better documentation from this
header.
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Link: https://lore.kernel.org/r/f6f522cdc716a01744bb0eae2186f4592976222b.1656409369.git.mchehab@kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Peter Chiu [Wed, 22 Jun 2022 01:08:20 +0000 (09:08 +0800)]
wifi: ieee80211: s1g action frames are not robust
S1g action frame with code 22 is not protected so update the robust
action frame list.
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Link: https://lore.kernel.org/r/20220622010820.17522-1-chui-hao.chiu@mediatek.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Ping-Ke Shih [Mon, 13 Jun 2022 06:51:44 +0000 (14:51 +0800)]
wifi: rtw89: 8852a: rfk: fix div 0 exception
The DPK is a kind of RF calibration whose algorithm is to fine tune
parameters and calibrate, and check the result. If the result isn't good
enough, it could adjust parameters and try again.
This issue is to read and show the result, but it could be a negative
calibration result that causes divisor 0 and core dump. So, fix it by
phy_div() that does division only if divisor isn't zero; otherwise,
zero is adopted.
divide error: 0000 [#1] PREEMPT SMP NOPTI
CPU: 1 PID: 728 Comm: wpa_supplicant Not tainted 5.10.114-16019-g462a1661811a #1 <HASH:d024 28>
RIP: 0010:rtw8852a_dpk+0x14ae/0x288f [rtw89_core]
RSP: 0018:
ffffa9bb412a7520 EFLAGS:
00010246
RAX:
0000000000000000 RBX:
0000000000000000 RCX:
0000000000000000
RDX:
0000000000000000 RSI:
00000000000180fc RDI:
ffffa141d01023c0
RBP:
ffffa9bb412a76a0 R08:
0000000000001319 R09:
00000000ffffff92
R10:
ffffffffc0292de3 R11:
ffffffffc00d2f51 R12:
0000000000000000
R13:
ffffa141d01023c0 R14:
ffffffffc0290250 R15:
ffffa141d0102638
FS:
00007fa99f5c2740(0000) GS:
ffffa142e5e80000(0000) knlGS:
0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0:
0000000080050033
CR2:
0000000013e8e010 CR3:
0000000110d2c000 CR4:
0000000000750ee0
PKRU:
55555554
Call Trace:
rtw89_core_sta_add+0x95/0x9c [rtw89_core <HASH:d239 29>]
rtw89_ops_sta_state+0x5d/0x108 [rtw89_core <HASH:d239 29>]
drv_sta_state+0x115/0x66f [mac80211 <HASH:81fe 30>]
sta_info_insert_rcu+0x45c/0x713 [mac80211 <HASH:81fe 30>]
sta_info_insert+0xf/0x1b [mac80211 <HASH:81fe 30>]
ieee80211_prep_connection+0x9d6/0xb0c [mac80211 <HASH:81fe 30>]
ieee80211_mgd_auth+0x2aa/0x352 [mac80211 <HASH:81fe 30>]
cfg80211_mlme_auth+0x160/0x1f6 [cfg80211 <HASH:00cd 31>]
nl80211_authenticate+0x2e5/0x306 [cfg80211 <HASH:00cd 31>]
genl_rcv_msg+0x371/0x3a1
? nl80211_stop_sched_scan+0xe5/0xe5 [cfg80211 <HASH:00cd 31>]
? genl_rcv+0x36/0x36
netlink_rcv_skb+0x8a/0xf9
genl_rcv+0x28/0x36
netlink_unicast+0x27b/0x3a0
netlink_sendmsg+0x2aa/0x469
sock_sendmsg_nosec+0x49/0x4d
____sys_sendmsg+0xe5/0x213
__sys_sendmsg+0xec/0x157
? syscall_enter_from_user_mode+0xd7/0x116
do_syscall_64+0x43/0x55
entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fa99f6e689b
Fixes:
e3ec7017f6a2 ("rtw89: add Realtek 802.11ax driver")
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220613065144.15647-1-pkshih@realtek.com
Po-Hao Huang [Fri, 10 Jun 2022 07:26:10 +0000 (15:26 +0800)]
wifi: rtw89: disable invalid phy reports for all ICs
Previously we only disable invalid reports for 52A, since we plan to
support more ICs in the future, enable settings for those as well.
Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220610072610.27095-12-pkshih@realtek.com
Ping-Ke Shih [Fri, 10 Jun 2022 07:26:09 +0000 (15:26 +0800)]
wifi: rtw89: pci: fix PCI doesn't reclaim TX BD properly
TX BD (TX ring index) and TX WD (WiFi descriptor buffer) are freed
asynchronously. With burst packets, we free TX WD, but the corresponding
TX BD couldn't be freed yet. Then, TX can possibly get stuck due to no
more TX BD.
To avoid this, ignore reclaiming TX BD only if TX WD is no free space,
because at this moment TX BD must have some spaces. Otherwise, we reclaim
TX BD to resolve TX stuck issue.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220610072610.27095-11-pkshih@realtek.com
Ping-Ke Shih [Fri, 10 Jun 2022 07:26:08 +0000 (15:26 +0800)]
wifi: rtw89: fix long RX latency in low power mode
In low power mode, regular IO is power off, so we don't schedule napi to
poll RX and TX completion. Therefore, calling ieee80211_rx_napi() with
napi instance causes long RX latency. To fix this, use NULL as argument,
and then it can use netif_receive_skb_list() to receive.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220610072610.27095-10-pkshih@realtek.com
Ping-Ke Shih [Fri, 10 Jun 2022 07:26:07 +0000 (15:26 +0800)]
wifi: rtw89: drop invalid TX rate report of legacy rate
Somehow, firmware could report invalid TX rate, and we consider the
invalid rate as 0 that will make a wrong decision. So, drop invalid
reports, and also suppress the warning message.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220610072610.27095-9-pkshih@realtek.com
Ping-Ke Shih [Fri, 10 Jun 2022 07:26:06 +0000 (15:26 +0800)]
wifi: rtw89: add UNEXP debug mask to keep monitor messages unexpected to happen frequently
Some warning messages could bother users. With proper handling, these
situations don't really affect usage, but we still need to keep monitor
these messages. If they happen frequently, we must review driver or
hardware design to clarify.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220610072610.27095-8-pkshih@realtek.com
Kuan-Chung Chen [Fri, 10 Jun 2022 07:26:05 +0000 (15:26 +0800)]
wifi: rtw89: enable VO TX AMPDU
To improve VO throughput, we enable VO TX AMPDU.
We measure the latency of enable or disable VO TX AMPDU. The experimental
results show that the difference between the two is insignificant only
300µs, so the little impact can be ignored for user experience.
Moreover, we found some APs will have a group key handshake timeout issue
when the EAPOL's TID is already setup BA session. Therefore, when
transmitting EAPOL, if EAPOL's TID BA session is already setup, we need
to delete it.
Signed-off-by: Kuan-Chung Chen <damon.chen@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220610072610.27095-7-pkshih@realtek.com
Kuan-Chung Chen [Fri, 10 Jun 2022 07:26:04 +0000 (15:26 +0800)]
wifi: rtw89: fix potential TX stuck
The potential TX stuck occurs when there are lots of packets to be
transmitted and the boundary of the tx_resource is hit. Add this
patch to avoid the TX stuck when burst traffic.
Signed-off-by: Kuan-Chung Chen <damon.chen@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220610072610.27095-6-pkshih@realtek.com
Ping-Ke Shih [Fri, 10 Jun 2022 07:26:03 +0000 (15:26 +0800)]
wifi: rtw89: support TDLS
Since we can allocate MAC ID, BSSID and address CAM to TDLS peer, declare
we can support TDLS now.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220610072610.27095-5-pkshih@realtek.com
Ping-Ke Shih [Fri, 10 Jun 2022 07:26:02 +0000 (15:26 +0800)]
wifi: rtw89: allocate BSSID CAM per TDLS peer
In STA mode, if peer is TDLS. Allocate a BSSID CAM entry with peer's
address to match address properly, and then hardware can ACK peer's
packets and receive packets to driver.
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220610072610.27095-4-pkshih@realtek.com