Commit Graph

329 Commits

Author SHA1 Message Date
Deren Wu
b1460bb4ea mt76: mt7921s: fix cmd timeout in throughput test
During heavy loading throughtput test, the RX buffer (128)
would be exhausted and some RX pkts dropped randomly. Increase
buffer size from 128 to 512 (a safer length) to avoid tput degrade
or cmd-timeout problem.

Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-12-19 15:24:05 +01:00
Felix Fietkau
fbe50d9aff mt76: allow drivers to drop rx packets early
This can be used to free received events without allocating an extra skb

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-12-19 15:24:02 +01:00
Lorenzo Bianconi
d43de9cffb mt76: move sar_capa configuration in common code
Move wiphy SAR capability configuration in mt76 module and remove
duplicated code.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-12-19 15:24:02 +01:00
Lorenzo Bianconi
b3cb885e56 mt76: move sar utilities to mt76-core module
Move mt76_get_sar_power and mt76_init_sar_power in the common code.
This is a preliminary patch to add sar support to mt76x02 drivers.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-12-19 15:24:00 +01:00
Shayne Chen
c40b42c2b8 mt76: testmode: add support to set MAC
Add support to set SA/DA/BSSID in testmode.
During mass production stage, some test scripts or test equipments need
to set fixed addresses to detect or parse if a test is passed.
Also, MAC setting is necessary for some tx/rx tests with rx filter,
to make sure rx site only receives expected packets.

Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-12-18 11:47:57 +01:00
Lorenzo Bianconi
54ae98ff4b mt76: move mt76_ethtool_worker_info in mt76 module
Move mt76_ethtool_worker_info in common code in order to be reused in
mt7921 driver.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:37:01 +02:00
Lorenzo Bianconi
99043e99a7 mt76: move mt76_sta_stats in mt76.h
This is a preliminary patch to add ethtool stats to mt7921 driver.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:37:01 +02:00
Sean Wang
ca74b9b907 mt76: mt7921s: add reset support
Introduce wifi chip reset support for mt7921 device to recover
mcu hangs or abnormal wifi system.

Tested-by: Deren Wu <deren.wu@mediatek.com>
Acked-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:37:00 +02:00
Sean Wang
8c94f0e63b mt76: connac: extend mcu_get_nic_capability
Extend mcu_get_nic_capability to obtain tx resource for SDIO device,
MAC address, and PHY capability.

Tested-by: Deren Wu <deren.wu@mediatek.com>
Acked-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:59 +02:00
Sean Wang
dacf0acfe2 mt76: sdio: extend sdio module to support CONNAC2
Extend sdio module to support CONNAC2 hw that mt7921s rely on.

Tested-by: Deren Wu <deren.wu@mediatek.com>
Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Co-developed-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:59 +02:00
Lorenzo Bianconi
3ad0850934 mt76: sdio: introduce parse_irq callback
Add parse_irq to handle that interrupt status structure is
different between mt7663s and mt7921s.

This is a preliminary patch to introduce mt7921s driver

Tested-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:58 +02:00
Lorenzo Bianconi
764dee47e2 mt76: sdio: move common code in mt76_sdio module
Move sdio common code in mt76_sdio module.
This is a preliminary patch to support mt7921s devices.

Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:58 +02:00
Lorenzo Bianconi
d512b008fa mt76: sdio: export mt76s_alloc_rx_queue and mt76s_alloc_tx routines
Export mt76s_alloc_rx_queue and mt76s_alloc_tx utility routines in order
to allow mt7921s driver to configure a different main rx queue.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:54 +02:00
Lorenzo Bianconi
3263039d75 mt76: rely on phy pointer in mt76_register_debugfs_fops routine signature
This is a preliminary patch to create a mt76 debugfs subir for ext-phy.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:54 +02:00
Xing Song
a1b0bbd484 mt76: use a separate CCMP PN receive counter for management frames
When received frame is decryped by hardware, CCMP PN is checked by
mt76.

When management frame protection (IEEE 802.11w) is used, we must use
a separate counter for tracking received CCMP packet number for the
management frames. The previously used counter was shared with data
frames and that can cause problems in detecting replays incorrectly
for robust management frames.

Add a new counter just for robust management frames to avoid this
issue.

Signed-off-by: Xing Song <xing.song@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:51 +02:00
Sean Wang
5b8f1840c3 mt76: drop MCU header size from buffer size in __mt76_mcu_send_firmware
Each firmware piece with mt7915 and mt7921 do not have the MCU header to
reroute the packet to the internal RAM. So we do not need to consider the
MCU header size in __mt76_mcu_send_firmware.
Move the MCU header overhead calculation to mt76_mcu_send_firmware (for
older chipsets)

Fixes: e57b790146 ("mt76: add mac80211 driver for MT7915 PCIe-based chipsets")
Fixes: 1c099ab447 ("mt76: mt7921: add MCU support")
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:49 +02:00
Lorenzo Bianconi
215a2efae3 mt76: introduce __mt76_mcu_send_firmware routine
Introduce __mt76_mcu_send_firmware routine to specify mcu message max
length. This is a preliminary patch to support mt7921s driver.

Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:49 +02:00
Lorenzo Bianconi
c4a784e34b mt76: schedule status timeout at dma completion
Reduce MT_TX_STATUS_SKB_TIMEOUT to 250ms

Tested-by: mrkiko.rs@gmail.com
Co-developed-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:48 +02:00
Lorenzo Bianconi
c34f100590 mt76: substitute sk_buff_head status_list with spinlock_t status_lock
Substitute sk_buff_head status_list with spinlock_t status_lock since we
just need it for locking

Tested-by: mrkiko.rs@gmail.com
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:47 +02:00
Lorenzo Bianconi
c02f86eee8 mt76: remove mt76_wcid pointer from mt76_tx_status_check signature
Remove mt76_wcid pointer from mt76_tx_status_check signature since it is
always set to NULL

Tested-by: mrkiko.rs@gmail.com
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:47 +02:00
Lorenzo Bianconi
bd1e3e7b69 mt76: introduce packet_id idr
Introduce per-wcid idr to manage packet id for txs. This allow fast idr
lookup and skb queueing at the same time.

Tested-by: mrkiko.rs@gmail.com
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:47 +02:00
Lorenzo Bianconi
cee3fd2979 mt76: connac: add 6GHz support to mt76_connac_mcu_set_channel_domain
Configure 6GHz channels defining mcu channel domain. This is a
preliminary patch to enable 6GHz band on mt7921 devices.

Tested-by: Deren Wu <deren.wu@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:45 +02:00
Ben Greear
c4c2a37030 mt76: mt7915: add tx stats gathered from tx-status callbacks
Add tx-mode (ofdma, ht, vht, HE) histogram,
tx-ru-idx histogram, and tx-bandwidth histogram.
Also add tx attempts and tx success counters.

All of this is per-station.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:43 +02:00
Ryder Lee
f17f486450 mt76: use IEEE80211_OFFLOAD_ENCAP_ENABLED instead of MT_DRV_AMSDU_OFFLOAD
Drop MT_DRV_AMSDU_OFFLOAD after introducing IEEE80211_OFFLOAD_ENCAP_ENABLED
flag in mac80211. Driver now checks vif->offload_flags to know encap offload
status of each interface.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:36 +02:00
Lorenzo Bianconi
f6e1f59885 mt76: overwrite default reg_ops if necessary
Introduce mt76_register_debugfs_fops routine in order to
define per-driver regs file operations and make sure the
device is up before reading or writing its registers

Fixes: 1d8efc741d ("mt76: mt7921: introduce Runtime PM support")
Fixes: de5ff3c9d1 ("mt76: mt7615: introduce pm_power_save delayed work")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:33 +02:00
Ryder Lee
33920b2bf0 mt76: add support for setting mcast rate
Mesh and ad-hoc interfaces allow users to set mcast rate through
NL80211_ATTR_MCAST_RATE, so rework mt76_default_basic_rate() to
adapt that.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:31 +02:00
Sean Wang
e486722543 mt76: add mt76_default_basic_rate more devices can rely on
add mt76_default_basic_rate to mt76 core more devices can rely on
to send frames which require the rate in the basic rates.

Suggested-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:28 +02:00
Ryder Lee
9908d98ae7 mt76: mt7915: report tx rate directly from tx status
Report tx rate from tx status packets instead of receving periodic mcu
event. This improves flexibility, accuracy and AQL performance, and
simplifies code flow for better readability.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:27 +02:00
YN Chen
502604f545 mt76: mt7921: add .set_sar_specs support
add .set_sar_specs to allow configuring SAR power limitations on the
frequency ranges from the userland.

Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: YN Chen <YN.Chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20 10:36:26 +02:00
Ryder Lee
c368362c36 mt76: fix iv and CCMP header insertion
The iv from RXD is only for TKIP_RSC/CCMP_PN/GCMP_PN, and it needs a
check for CCMP header insertion. Move mt76_cipher_type to mt76.h to
reduce duplicated code.

Signed-off-by: Xing Song <xing.song@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-06-19 09:22:51 +02:00
Ryder Lee
c560b137a2 mt76: make mt76_update_survey() per phy
Reduce duplicated survey for DBDC.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-06-19 09:22:49 +02:00
Lorenzo Bianconi
90052b844d mt76: move mt76_get_next_pkt_id in mt76.h
In order to remove duplicated code, move mt76_get_next_pkt_id routine
in mt76.h

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-06-19 09:22:49 +02:00
Lorenzo Bianconi
f7d2958ca4 mt76: connac: add mt76_connac_mcu_get_nic_capability utility routine
Introduce mt76_connac_mcu_get_nic_capability utility routine to poll
device capabilities returned by mcu fw for CE devices (mt7663/mt7921).
This is a preliminary patch to introduce 6GHz support.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-06-19 09:22:49 +02:00
Lorenzo Bianconi
54b8fdebe4 mt76: move mt76_rates in mt76 module
Move mt76_rates array in mt76 module and remove duplicated code since it
is shared by all drivers

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-06-19 09:22:37 +02:00
Felix Fietkau
0fe88644c0 mt76: improve tx status codepath
Use ieee80211_tx_status_ext instead of ieee80211_free_skb and
ieee80211_tx_status. This makes it compatible with 802.3 encap offload
and improves performance by removing a redundant sta lookup

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-06-17 18:33:50 +02:00
Lorenzo Bianconi
51252cc56e mt76: move mt76_token_init in mt76_alloc_device
In order to remove duplicated code, move mt76_token_init in
mt76_alloc_device routine

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-21 20:55:56 +02:00
Lorenzo Bianconi
d43b325762 mt76: mt7921: get rid of mcu_reset function pointer
since mcu_reset it used only by mt7921, move the reset callback to
mt7921_mcu_parse_response routine and get rid of the function pointer.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-21 20:55:55 +02:00
Lorenzo Bianconi
d089692bc7 mt76: move token utilities in mt76 common module
Move token management in mt76 common module since it is shared between
mt7615, mt7915 and mt7921 drivers

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-21 20:55:55 +02:00
Lorenzo Bianconi
b17aff3368 mt76: move token_lock, token and token_count in mt76_dev
Move token_lock, token and token_count data structures in mt76_dev.
This is a preliminary patch to move token management in mt76 common
module since it is shared by mt7615, mt7915 and mt7921 drivers.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-21 20:55:55 +02:00
Lorenzo Bianconi
cb8ed33d4b mt76: dma: add the capability to define a custom rx napi poll routine
Add the capability to define a custom rx napi callback for each driver.
This is a preliminary patch to properly support runtime-pm on rx side

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-21 20:55:52 +02:00
Lorenzo Bianconi
335e97ace2 mt76: mt7663: rely on mt76_connac_pm_ref/mt76_connac_pm_unref in tx path
Introduce mt7615_tx_worker routine as mt76 tx worker callback for
mt7663.
Rely on mt76_connac_pm_ref/mt76_connac_pm_unref to check PM state and
increment/decrement wake counter

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-21 20:55:52 +02:00
Ryder Lee
495184ac91 mt76: mt7915: add support for applying pre-calibration data
When the EEPROM data is read from flash, it can contain pre-calibration
data, which can save calibration time.

Note that group_cal can save 30% bootup calibration time, and dpd_cal can
save 75% channel switching time.

Tested-by: Bo Jiao <bo.jiao@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-21 11:42:22 +02:00
Shayne Chen
a9627d992b mt76: extend DT rate power limits to support 11ax devices
Enable parsing per-rate txpower limits from DT for 11ax chipsets.

Co-developed-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Tested-by: Evelyn Tsai <evelyn.tsai@mediatek.com>
Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-21 11:42:21 +02:00
Felix Fietkau
22b980badc mt76: add functions for parsing rate power limits from DT
This subnode can be used to set per-rate tx power limits either per
country code / regdomain or globally.
These limits are typically provided by the device manufacturers and are
used to limit sideband emissions and stay within regulatory limits

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-21 11:42:21 +02:00
Shayne Chen
2601dda8fa mt76: testmode: add support to send larger packet
Add support to send larger packet in testmode to meet requirements
of some test cases.
The limit of max packet size is determined based on tx rate mode setting.

Signed-off-by: Shayne Chen <shayne.chen@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-21 11:42:19 +02:00
Ryder Lee
0fda6d7bb5 mt76: report Rx timestamp
Frame reception timestamp (low 32-bits) that indicates the value of the
local TSF timer value at the time the first bit of the MAC header in the
received frame (PPDU unit) arriving at the MAC.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-12 23:07:24 +02:00
Lorenzo Bianconi
c001df978e mt76: dma: export mt76_dma_rx_cleanup routine
Export mt76_dma_rx_cleanup routine in mt76_queue_ops data structure.
This is a preliminary patch to introduce mt7921 chip reset support.

Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-12 00:01:25 +02:00
Lorenzo Bianconi
3990465db6 mt76: dma: introduce mt76_dma_queue_reset routine
Introduce mt76_dma_queue_reset utility routine to reset a given hw
queue. This is a preliminary patch to introduce mt7921 chip reset
support.

Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-12 00:01:25 +02:00
Lorenzo Bianconi
acf337c33d mt76: introduce mcu_reset function pointer in mt76_mcu_ops structure
Introduce mcu_reset function pointer in mt76_mcu_ops structure in order
to run hw related reset function for the mcu running on the chipset.
This is a preliminary patch to introduce chip reset for mt7921 devices.

Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-12 00:01:25 +02:00
Felix Fietkau
aa40528a5b mt76: use threaded NAPI
With threaded NAPI, the rx handler function is no longer bound to the CPU that
fired the interrupt, which significantly helps to spread the workload over
multiple CPUs, especially when multiple devices are using threaded NAPI at the
same time.
Exclude the tx handler from threaded NAPI by using a separate dummy netdev.
The work is small and short-lived enough that it makes more sense to run it in
softirq instead of creating a dedicated thread

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-04-12 00:01:21 +02:00