Age | Commit message (Collapse) | Author | Files | Lines |
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In order to recycle skbs in the page_pool "hot" cache in
napi_pp_put_page routine, set napi pointer for MMIO devices in
mt76_create_page_pool().
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Introduce wed.c in order to collect mt76 wed common codebase used by
mt7915 and mt7996 drivers.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Store usb endpoint in mt76_queue structure and rework q2ep routine.
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>
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Introduce the capability to run mt7996 driver on boards with more than
4GB of memory.
Co-developed-by: Rex Lu <rex.lu@mediatek.com>
Signed-off-by: Rex Lu <rex.lu@mediatek.com>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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The ieee80211_queue_work function queues work into the mac80211
local->workqueue, which is widely used for mac80211 internal
work processes. In the mt76 driver, both the mt76-sido-status and
mt76-sdio-net threads enqueue workers to the workqueue with this
function. However, in some cases, when two workers are enqueued
to the workqueue almost simultaneously, the second worker may not
be scheduled immediately and may get stuck for a while.
This can cause timing issues. To avoid these timing
conflicts caused by worker scheduling, replace the worker
with an independent thread.
Fixes: 48fab5bbef40 ("mt76: mt7921: introduce mt7921s support")
Signed-off-by: Wang Zhao <wang.zhao@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Introduce the capability to clear WED rro session configured in the hw
according to the event reported by the MCU firmware
Co-developed-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Co-developed-by: Bo Jiao <Bo.Jiao@mediatek.com>
Signed-off-by: Bo Jiao <Bo.Jiao@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Move WED reset code shared between mt7915 and mt7996 in common module.
This is a preliminary patch to introduce WED reset support for mt7996.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Similar to MT7915, enable Wireless Ethernet Ditpatcher for MT7996
to offload traffic received from the WLAN nic and transmitted on the
LAN one
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Bo Jiao <Bo.Jiao@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Similar to MT7915, enable Wireless Ethernet Ditpatcher for MT7996
to offload traffic received from the LAN nic and transmitted on the
WLAN one
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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This is a preliminary patch to introduce WED support for mt7996
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Introduce mtk_wed_device pointer in mt76_queue structure in order to
configure WED chip.
Get rid of dev parameter in Q_READ and Q_WRITE macros.
Introduce wed parameter to the following routine signatures:
- mt76_init_queue
- mt76_init_tx_queue
This is a preliminary patch to introduce WED support for mt7996 since
mt7996 runs two separate WED chips.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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This is a preliminary patch to introduce WED support for mt7996
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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This is a preliminary patch to introduce WED support for mt7996
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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mt76_mmio_wed_offload_enable and mt76_mmio_wed_offload_disable routines
will be reused by mt7996 driver for wed support.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Move mt76_mmio_wed_init_rx_buf and mt76_mmio_wed_release_rx_buf routines
in common code.
This is a preliminary patch to introduce WED support for mt7996
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Generilize mt76_get_of_eeprom_from_nvmem to use alternative cell name by
passing the cell name as an arg and expose it.
Rename it to mt76_get_of_data_from_nvmem to better reflect the now more
generic usage.
This is to permit driver to load additional cell, like precal cell.
Tested-by: Shiji Yang <yangshiji66@outlook.com>
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Since mt76_get_of_eeprom is not used by mt7915 anymore, unexport it and
make it static again.
Also drop offset arg as it's only supported for MTD and was always set
to 0, hardcode the MTD functio instead.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Limit support for precal loading for mt7915 only to MTD. Passing data
from DT doesn't support offset and NVMEM require a different cell name
and doesn't support offset hence only MTD way is actually supported.
Rename mt76_get_of_eeprom_from_mtd to mt76_get_of_data_from_mtd as it is
now used for a more generic purpose and export it.
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Prepare for the coming implementation by GCC and Clang of the __counted_by
attribute. Flexible array members annotated with __counted_by can have
their accesses bounds-checked at run-time checking via CONFIG_UBSAN_BOUNDS
(for array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family
functions).
As found with Coccinelle[1], add __counted_by for struct mt76_rx_tid.
[1] https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci
Cc: Felix Fietkau <nbd@nbd.name>
Cc: Lorenzo Bianconi <lorenzo@kernel.org>
Cc: Ryder Lee <ryder.lee@mediatek.com>
Cc: Shayne Chen <shayne.chen@mediatek.com>
Cc: Sean Wang <sean.wang@mediatek.com>
Cc: Kalle Valo <kvalo@kernel.org>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Cc: linux-wireless@vger.kernel.org
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-mediatek@lists.infradead.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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The 5.9/6GHz channel license of a certain platform device has been
regulated in various countries. That may be difference with standard
Liunx regulatory domain settings. In this case, when .reg_notifier()
called for regulatory change, mt792x chipset should update the channel
usage based on clc or dts configurations.
Channel would be disabled by following cases.
* clc report the particular UNII-x is disabled.
* dts enabled and the channel is not configured.
Signed-off-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Co-developed-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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The variable band should be determined by the ieee80211_chanctx_conf when
the driver is a kind of chanctx one e.g mt7921 and mt7922 driver so we
added the extension to mt76_connac2_mac_tx_rate_val by distinguishing if
it can support chanctx to fix the incorrect rate pickup.
Fixes: 41ac53c899bd ("wifi: mt76: mt7921: introduce chanctx support")
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Reviewed-by: David Ruth <druth@chromium.org>
Tested-by: David Ruth <druth@chromium.org>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Move struct ieee80211_chanctx_conf up to struct mt76_vif to allow the
connac2 library can access the struct ieee80211_chanctx_conf * member in
struct mt76_vif.
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Reviewed-by: David Ruth <druth@chromium.org>
Tested-by: David Ruth <druth@chromium.org>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Add eht field in struct mt76_power_limits for 802.11be power config.
The function stack size would be too big by eht adding in structure,
we also refactor mt76_connac_mcu_rate_txpower_band() to take dynamic
allocated memory instead.
This is a preliminary patch to support mt7925 driver.
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>
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When drv_tx calls race against local tx scheduling, the queue fill status checks
can potentially race, leading to dma queue entries being overwritten.
Fix this by deferring packets from drv_tx calls to the tx worker, in order to
ensure that all regular queue tx comes from the same context.
Reported-by: Ryder Lee <Ryder.Lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Split types and pure function declarations from page_pool.h
and add them in page_page/types.h, so that C sources can
include page_pool.h and headers should generally only include
page_pool/types.h as suggested by jakub.
Rename page_pool.h to page_pool/helpers.h to have both in
one place.
Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com>
Suggested-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Alexander Lobakin <aleksander.lobakin@intel.com>
Reviewed-by: Alexander Duyck <alexanderduyck@fb.com>
Link: https://lore.kernel.org/r/20230804180529.2483231-2-aleksander.lobakin@intel.com
[Jakub: change microsoft/mana, fix kdoc paths in Documentation]
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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This is a preliminary patch to introduce mt76_connac3 mac library used
by WiFi7 chipsets (e.g. mt7996).
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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ampdu_state field is used by most of the drivers, so move it in
mt76_wcid structure.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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poll_list field is used by most of the drivers, so move it in mt76_wcid
structure.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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sta_poll_list and sta_poll_lock are used by most of the drivers, so move
them in mt76_dev structure.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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The stats are clear-on-read, which makes it very difficult for tools
to adequately deal with wrapped stats and with keeping good totals.
So, accumulate these values when they are read from the firmware/radio
and present totals to user-space.
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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mib_stats structure is shared by mostly all chipsets. Move it to shared
code.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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PPDU TxS can only report MPDU count whereas mac80211 requires MSDU scale
(NL80211_STA_INFO_TX_PACKETS), so switch to get MSDU counts from WA
statistic.
Note that mt7915 WA firmware only counts tx_packet for WED path, so driver
needs to take care of host path additionally.
Fixes: 43eaa3689507 ("wifi: mt76: add PPDU based TxS support for WED device")
Co-developed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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irq_tasklet struct is used by most of the drivers (e.g. mt7915, mt7921,
mt7615, mt7663 and mt7996) so move it in common code.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Add support to report eht rx rate.
Note that extended fields for eht in mt76_rx_status will make the struct
size exceed the cb size, so make nss and band share the same u8.
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Trying to probe a mt7921e pci card without firmware results in a
successful probe where ieee80211_register_hw hasn't been called. When
removing the driver, ieee802111_unregister_hw is called unconditionally
leading to a kernel NULL pointer dereference.
Fix the issue running mt76_unregister_device routine just for registered
hw.
Link: https://bugs.debian.org/1029116
Link: https://bugs.kali.org/view.php?id=8140
Reported-by: Stuart Hayhurst <stuart.a.hayhurst@gmail.com>
Fixes: 1c71e03afe4b ("mt76: mt7921: move mt7921_init_hw in a dedicated work")
Tested-by: Helmut Grohne <helmut@freexian.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/be3457d82f4e44bb71a22b2b5db27b644a37b1e1.1677107277.git.lorenzo@kernel.org
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Introduce mt7915_mmio_wed_reset_complete and
mt7915_mmio_wed_reset_complete callbacks and the related wait
queues in order to wait for wed reset completion during wlan reset.
Tested-by: Daniel Golle <daniel@makrotopia.org>
Co-developed-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Add support to get EHT rate stats from ethtool.
This is the preliminary patch to add EHT support for mt7996.
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Increase wcid size to support up to 1024 station hw entries and
64 bcast/mcast hw entries.
This is the preliminary patch to add EHT support for mt7996.
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Extend phy type and phymode bitfields for EHT support.
This is the preliminary patch to add EHT support for mt7996.
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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__mt76_mcu_restart is no longer used
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Free rxwi cache releasing WED rx buffers in mt7915_wed_release_rx_buf
routine
Tested-by: Daniel Golle <daniel@makrotopia.org>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Enable page_pool ethtool statistics for mt7915 and mt7921 chipsets.
Tested-by: Felix Fietkau <nbd@nbd.name>
Tested-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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In order to reduce possible memory allocation failures due to memory
fragmentation caused by page_frag_cache allocator, switch to page_pool
allocator for dma and usb mt76 drivers.
Remove per rx-queue page_frag_cache
Co-developed-by: Felix Fietkau <nbd@nbd.name>
Tested-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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The default waiting unit is 10ms and the value is too much for
data path related control. Provide a new API mt76_poll_msec_tick()
to support different cases, such as 1ms polling waiting kick.
Reviewed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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This patch does not change any logic, just improve code readability.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Move leds struct in mt76_phy in order to have leds associated to phy
(e.g. in dbdc mode) instead of per device.
Tested-by: Frank Wunderlich <frank-w@public-files.de>
Co-developed-by: Ryder Lee <ryder.Lee@mediatek.com>
Signed-off-by: Ryder Lee <ryder.Lee@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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This is a preliminary patch to support per-phy leds.
Tested-by: Frank Wunderlich <frank-w@public-files.de>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Make sure the nss is valid for nss_delta array. Return zero
if the index is invalid.
Coverity message:
Event overrun-call: Overrunning callee's array of size 4 by passing
argument "n_chains" (which evaluates to 15) in call to
"mt76_tx_power_nss_delta".
int delta = mt76_tx_power_nss_delta(n_chains);
Fixes: 07cda406308b ("mt76: fix rounding issues on converting per-chain and combined txpower")
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Introduce the capability to report WED RX stats to mac80211.
Tested-by: Daniel Golle <daniel@makrotopia.org>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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This is a preliminary patch to introduce WED RX support for mt7915.
Tested-by: Daniel Golle <daniel@makrotopia.org>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Sujuan Chen <sujuan.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
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