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2021-10-20mt76: mt7915: enable HE UL MU-MIMOShayne Chen
Enable HE UL MU-MIMO in sta_rec_muru, which works on both ap and station mode. For sending trigger frames, one of the conditions fw uses is to check if mib rx airtime meets the threshold. There's a main control of mib rx airtime report register in fw, so we need to enable the register by mcu cmd instead of directly writing it, otherwise it will still be disabled by fw. Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Ryder Lee <ryder.lee@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7921: add per-vif counters in ethtoolLorenzo Bianconi
Similar to mt7915 driver, add per-vif tx counters in ethtool. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7921: move tx amsdu stats in mib_statsLorenzo Bianconi
Move tx_amsdu histogram stats in mib_stats structure since registers are clear-on-read Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7921: add sta stats accounting in mt7921_mac_add_txs_skbLorenzo Bianconi
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>
2021-10-20mt76: mt7921: introduce stats reporting through ethtoolLorenzo Bianconi
Similar to mt7915 driver, add tx/rx statistics reporting through ethtool. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7921: add some more MIB countersLorenzo Bianconi
This is a preliminary patch to introduce ethtool stats support to mt7921 driver. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: do not reset MIB counters in get_stats callbackLorenzo Bianconi
MIB counters are used for ethtool stats as well Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: move tx amsdu stats in mib_statsLorenzo Bianconi
Move tx_amsdu histogram stats in mib_stats structure since registers are clear-on-read Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: run mt7915_get_et_stats holding mt76 mutexLorenzo Bianconi
Since it can run in parallel with mac_work, hold mutex lock in mt7915_get_et_stats. Moreover update mib counters running mt7915_get_et_stats. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: move mt76_ethtool_worker_info in mt76 moduleLorenzo Bianconi
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>
2021-10-20mt76: move mt76_sta_stats in mt76.hLorenzo Bianconi
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>
2021-10-20mt76: mt76x0: correct VHT MCS 8/9 tx power eeprom offsetRichard Huynh
Appears to have incorrectly offset 0x120 + 0x12 instead of 12 decimal, leading to bogus power values being used. Signed-off-by: Richard Huynh <voxlympha@gmail.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7921s: add reset supportSean Wang
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>
2021-10-20mt76: mt7921: introduce mt7921s supportSean Wang
Introduce support for mt7921s 802.11ax (Wi-Fi 6) 2x2:2SS chipset. Tested-by: Deren Wu <deren.wu@mediatek.com> Co-developed-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Sean Wang <sean.wang@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7921: refactor mt7921_mcu_send_messageSean Wang
This is a preliminary patch to introduce mt7921s support. Refactor mt7921_mcu_send_message to be sharable between mt7921s and mt7921e. 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>
2021-10-20mt76: mt7921: rely on mcu_get_nic_capabilitySean Wang
Rely on mcu_get_nic_capability to obtain Tx quota information for the SDIO device, get PHY capability, MAC address and then we can totally drop mt7921/eeprom.c and any unnecessary code. Noting that mt76_connac_mcu_get_nic_capability should be run before set flag MT76_STATE_MCU_RUNNING being set to setup the proper parameters like Tx quota control before the device is started to running. 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>
2021-10-20mt76: connac: extend mcu_get_nic_capabilitySean Wang
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>
2021-10-20mt76: sdio: extend sdio module to support CONNAC2Sean Wang
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>
2021-10-20mt76: sdio: introduce parse_irq callbackLorenzo Bianconi
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>
2021-10-20mt76: sdio: move common code in mt76_sdio moduleLorenzo Bianconi
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>
2021-10-20mt76: mt7921: use physical addr to unify register accessSean Wang
Use physical address to unify the register access and reorder the entries in fixed_map table to accelerate the address lookup for MT7921e. Cosmetics the patch with adding an extra space to make all entries in the array style consistent. 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>
2021-10-20mt76: mt7921: make all event parser reusable between mt7921s and mt7921eSean Wang
The longer event such as the event for mcu_get_nic_capability would hold the data in paged fragment skb for the SDIO device so we turn the skb to be linearized skb before accessing it to reuse the same event parser betweem mt7921s and mt7921e. 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>
2021-10-20mt76: mt7663s: rely on mcu reg access utilitySean Wang
rely on mcu reg access utility and drop the duplicated code. Acked-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Sean Wang <sean.wang@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: connac: move mcu reg access utility routines in mt76_connac_lib moduleSean Wang
Move mcu reg access shared between mt7663s and mt7921s in mt76_connac_lib module. 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>
2021-10-20mt76: mt7921: add MT7921_COMMON moduleSean Wang
This is a preliminary patch to introduce mt7921s support. MT7921_COMMON module grouping bus independent objects the both mt7921e and mt7921s can share with and have to rely on. 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>
2021-10-20mt76: mt7921: refactor init.c to be bus independentSean Wang
This is a preliminary patch to introduce mt7921s support. Make init.c reusable between mt7921s and mt7921e 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>
2021-10-20mt76: mt7921: refactor mcu.c to be bus independentSean Wang
This is a preliminary patch to introduce mt7921s support. Make mcu.c reusable between mt7921s and mt7921e 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>
2021-10-20mt76: mt7921: refactor dma.c to be pcie specificSean Wang
This is a preliminary patch to introduce mt7921s support. make dma.c be used dedicately for mt7921e. by moving out mt7921_tx_cleanup from dma.c to mcu.c and then renaming mt7921_tx_cleanup to refect the exact thing the function actually does. Finally, dma.c totally become pcie specific one, only needed to be compiled only when CONFIG_MT7921E is enabled. 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>
2021-10-20mt76: mt7921: refactor mac.c to be bus independentSean Wang
This is a preliminary patch to introduce mt7921s support. Split out a new pci_mac.c from mac.c to make mac.c reusable between mt7921s and mt7921e. 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>
2021-10-20mt76: mt7921: add MU EDCA cmd supportSean Wang
Add MU EDCA MCU command support to update MU AC parameter record field from the access point. Co-developed-by: Eric-SY Chang <Eric-SY.Chang@mediatek.com> Signed-off-by: Eric-SY Chang <Eric-SY.Chang@mediatek.com> Tested-by: Eric-SY Chang <Eric-SY.Chang@mediatek.com> Signed-off-by: Sean Wang <sean.wang@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: remove dead code in debugfs codeLorenzo Bianconi
Remove some more not used code in mt7915 debugfs. Squash mt7915_puts_rate_txpower and mt7915_rate_txpower_show. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: sdio: export mt76s_alloc_rx_queue and mt76s_alloc_tx routinesLorenzo Bianconi
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>
2021-10-20mt76: mt7915: improve code readability for xmit-queue handlerLorenzo Bianconi
Improve xmit-queue debugfs node readability for mt7915 Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: introduce mt76 debugfs sub-dir for ext-phyLorenzo Bianconi
Introduce a dedicated mt76 debugfs sub-dir for ext-phy in dbdc mode. Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: rely on phy pointer in mt76_register_debugfs_fops routine signatureLorenzo Bianconi
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>
2021-10-20mt76: mt7915: set muru platform typeShayne Chen
Set muru platform type by mcu cmd to notify fw to init corresponding algorithm. Suggested-by: Money Wang <money.wang@mediatek.com> Reviewed-by: Ryder Lee <ryder.lee@mediatek.com> Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: set VTA bit in tx descriptorShayne Chen
The VTA (Valid for Txd Arrival time) bit should be set in tx descriptor, which is necessary for WM fw to schedule SPL (station priority list) normally before generating txcmd. If it's not set, some unexpected wcids may be involved in SPL. Suggested-by: Nelson Chang <nelson.chang@mediatek.com> Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: fix muar_idx in mt7915_mcu_alloc_sta_req()Shayne Chen
For broadcast/multicast wcid, the muar_idx should be 0xe. Fixes: e57b7901469f ("mt76: add mac80211 driver for MT7915 PCIe-based chipsets") Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: rework starec TLV tagsShayne Chen
Rework starec tags to the order which firmware expected. This also fixes some weird behaviors during generating SPL of HE-MU. Co-developed-by: Ryder Lee <ryder.lee@mediatek.com> Signed-off-by: Ryder Lee <ryder.lee@mediatek.com> Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: fix sta_rec_wtbl tag lenShayne Chen
Fix tag len error for sta_rec_wtbl, which causes fw parsing error for the tags placed behind it. Fixes: e57b7901469f ("mt76: add mac80211 driver for MT7915 PCIe-based chipsets") Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: improve starec readability of txbfRyder Lee
1. Drop unnecessary MT_EBF/MT_IBF enum. 2. Rename fields 'nc'/'nr' to 'ncol'/'nrow'. Signed-off-by: Ryder Lee <ryder.lee@mediatek.com> Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: fix txbf starec TLV issuesRyder Lee
With this patch we can append txbf starec TLVs. This is an intermediate patch to improve HE MUMIMO performances. Signed-off-by: Ryder Lee <ryder.lee@mediatek.com> Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: introduce mt7915_mcu_beacon_check_caps()Ryder Lee
Beacon elements might be changed by hostapd configuraion, so driver should compare both IEs and PHY capabilities to get the least common denominator before association. Co-developed-by: Evelyn Tsai <evelyn.tsai@mediatek.com> Signed-off-by: Evelyn Tsai <evelyn.tsai@mediatek.com> Signed-off-by: Ryder Lee <ryder.lee@mediatek.com> Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: connac: fix possible NULL pointer dereference in ↵Lorenzo Bianconi
mt76_connac_get_phy_mode_v2 Fix the following NULL pointer dereference in mt76_connac_get_phy_mode_v2 routine triggered on mt7663s device when sta is NULL [ 5.490700] mt7663s mmc0:0001:1: N9 Firmware Version: 3.1.1, Build Time: 20200604161656 [ 5.490815] mt7663s mmc0:0001:1: Region number: 0x4 [ 5.490868] mt7663s mmc0:0001:1: Parsing tailer Region: 0 [ 5.496251] mt7663s mmc0:0001:1: Region 0, override_addr = 0x00118000 [ 5.496419] mt7663s mmc0:0001:1: Parsing tailer Region: 1 [ 5.624027] mt7663s mmc0:0001:1: Parsing tailer Region: 2 [ 5.656999] mt7663s mmc0:0001:1: Parsing tailer Region: 3 [ 5.671876] mt7663s mmc0:0001:1: override_addr = 0x00118000, option = 3 [ 9.358658] BUG: kernel NULL pointer dereference, address: 0000000000000000 [ 9.358775] #PF: supervisor read access in kernel mode [ 9.358831] #PF: error_code(0x0000) - not-present page [ 9.358886] PGD 0 P4D 0 [ 9.358917] Oops: 0000 [#1] SMP [ 9.358960] CPU: 0 PID: 235 Comm: NetworkManager Not tainted 5.15.0-rc4-kvm-02151-g39e333d657f4-dirty #769 [ 9.359057] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-4.fc34 04/01/2014 [ 9.359150] RIP: 0010:mt76_connac_get_phy_mode_v2+0xc9/0x11c [ 9.359473] RAX: 0000000000000013 RBX: 0000000000000000 RCX: 0000000000000027 [ 9.359546] RDX: ffff8881f9c17358 RSI: 0000000000000001 RDI: ffff8881f9c17350 [ 9.359624] RBP: ffff88810bac1ed4 R08: ffffffff822a4a48 R09: 0000000000000003 [ 9.359697] R10: ffffffff82234a60 R11: ffffffff82234a60 R12: ffff88810bac1eec [ 9.359779] R13: 0000000000000000 R14: ffff88810bad1648 R15: ffff88810bac1eb8 [ 9.359859] FS: 00007f5f1e45bbc0(0000) GS:ffff8881f9c00000(0000) knlGS:0000000000000000 [ 9.359939] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9.360003] CR2: 0000000000000000 CR3: 0000000105d5d000 CR4: 00000000000006b0 [ 9.360083] Call Trace: [ 9.360116] mt76_connac_mcu_uni_add_bss.cold+0x21/0x250 [ 9.360175] ? schedule_preempt_disabled+0xa/0x10 [ 9.360232] ? __mutex_lock.constprop.0+0x2ab/0x460 [ 9.360286] mt7615_remove_interface+0x63/0x1d0 [ 9.360342] drv_remove_interface+0x32/0xe0 [ 9.360385] ieee80211_do_stop+0x5da/0x800 [ 9.360428] ? dev_reset_queue+0x30/0x90 [ 9.360472] ieee80211_stop+0x3b/0xb0 [ 9.360516] __dev_close_many+0x7a/0xd0 [ 9.360559] __dev_change_flags+0xd6/0x1f0 [ 9.360604] dev_change_flags+0x21/0x60 [ 9.360648] do_setlink+0x259/0xfb0 [ 9.360686] ? __nla_validate_parse+0x51/0xb80 [ 9.360742] __rtnl_newlink+0x5b3/0x960 [ 9.360785] ? inet6_fill_ifla6_attrs+0x41d/0x470 [ 9.360841] ? __kmalloc_track_caller+0x57/0x3c0 [ 9.360905] ? netlink_trim+0x8a/0xb0 [ 9.360949] ? skb_queue_tail+0x1b/0x50 Fixes: 67aa27431c7f8 ("mt76: mt7921: rely on mt76_connac_mcu common library") Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: do not access 802.11 header in ccmp check for 802.3 rx skbsFelix Fietkau
Avoids false positive on detecting frags or encrypted mgmt frames Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: use a separate CCMP PN receive counter for management framesXing Song
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>
2021-10-20mt76: mt7921: add delay config for sched scanDeren Wu
Add a delay parameter for firmware to support delay scheduled scan. Signed-off-by: Deren Wu <deren.wu@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7615: fix monitor mode tear down crashRyder Lee
[ 103.451600] CPU 3 Unable to handle kernel paging request at virtual address 00000003, epc == 8576591c, ra == 857659f0 [ 103.462226] Oops[#1]: [ 103.464499] CPU: 3 PID: 9247 Comm: ifconfig Tainted: G W 5.4.143 #0 [ 103.472031] $ 0 : 00000000 00000001 83be3854 00000000 [ 103.477239] $ 4 : 8102a374 8102a374 8102f0b0 00000200 [ 103.482444] $ 8 : 0000002d 000001e4 64373765 5d206337 [ 103.487647] $12 : 00000000 00000005 00000000 0006d1df [ 103.492853] $16 : 83be3848 853838a8 8743d600 00010000 [ 103.498059] $20 : 00000000 00000000 8553dec0 0000007f [ 103.503266] $24 : 00000003 80382084 [ 103.508472] $28 : 831d4000 831d5bc0 00000001 857659f0 [ 103.513678] Hi : 00000122 [ 103.516543] Lo : d1768000 [ 103.519452] epc : 8576591c mt7615_mcu_add_bss+0xd0/0x3c0 [mt7615_common] [ 103.526306] ra : 857659f0 mt7615_mcu_add_bss+0x1a4/0x3c0 [mt7615_common] [ 103.533232] Status: 11007c03 KERNEL EXL IE [ 103.537402] Cause : 40800008 (ExcCode 02) [ 103.541389] BadVA : 00000003 [ 103.544253] PrId : 0001992f (MIPS 1004Kc) [ 103.797086] Call Trace: [ 103.799562] [<8576591c>] mt7615_mcu_add_bss+0xd0/0x3c0 [mt7615_common] [ 103.806082] [<85760a14>] mt7615_remove_interface+0x74/0x1e0 [mt7615_common] [ 103.813280] [<85603fcc>] drv_remove_interface+0x2c/0xa0 [mac80211] [ 103.819612] [<8561a8e4>] ieee80211_del_virtual_monitor.part.22+0x74/0xe8 [mac80211] [ 103.827410] [<8561b7f0>] ieee80211_do_stop+0x4a4/0x8a0 [mac80211] [ 103.833671] [<8561bc00>] ieee80211_stop+0x14/0x24 [mac80211] [ 103.839405] [<8045a328>] __dev_close_many+0x9c/0x10c [ 103.844364] [<80463de4>] __dev_change_flags+0x16c/0x1e4 [ 103.849569] [<80463e84>] dev_change_flags+0x28/0x70 [ 103.854440] [<80521e54>] devinet_ioctl+0x280/0x774 [ 103.859222] [<80526248>] inet_ioctl+0xa4/0x1c8 [ 103.863674] [<80436830>] sock_ioctl+0x2d8/0x4bc [ 103.868201] [<801adbb4>] do_vfs_ioctl+0xb8/0x7c0 [ 103.872804] [<801ae30c>] ksys_ioctl+0x50/0xb4 [ 103.877156] [<80014598>] syscall_common+0x34/0x58 Fixes: 04b8e65922f63 ("mt76: add mac80211 driver for MT7615 PCIe-based chipsets") Signed-off-by: Ryder Lee <ryder.lee@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: debugfs: improve queue node readabilityLorenzo Bianconi
Improve {xmit,rx}-queue debugfs node readability Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
2021-10-20mt76: mt7915: add twt_stats knob in debugfsLorenzo Bianconi
Introduce twt_stats knob in debugfs in order to dump established agreements Tested-by: Peter Chiu <chui-hao.chiu@mediatek.com> Tested-by: Evelyn Tsai <evelyn.tsai@mediatek.com> Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>