Hello, Im using openwrt 21.02.1 on WE2426-C (MT7628A + MT7612E). 2ghz is ok but 5ghz (MT7612E) is stuck in 3dbm max tx power. See:
Wiphy phy1
max # scan SSIDs: 4
max scan IEs length: 2243 bytes
max # sched scan SSIDs: 0
max # match sets: 0
max # scan plans: 1
max scan plan interval: -1
max scan plan iterations: 0
Retry short limit: 7
Retry long limit: 4
Coverage class: 0 (up to 0m)
Available Antennas: TX 0x3 RX 0x3
Configured Antennas: TX 0x3 RX 0x3
Supported interface modes:
* IBSS
* managed
* AP
* AP/VLAN
* monitor
* mesh point
Band 1:
Capabilities: 0x1ff
RX LDPC
HT20/HT40
SM Power Save disabled
RX Greenfield
RX HT20 SGI
RX HT40 SGI
TX STBC
RX STBC 1-stream
Max AMSDU length: 3839 bytes
No DSSS/CCK HT40
Maximum RX AMPDU length 65535 bytes (exponent: 0x003)
Minimum RX AMPDU time spacing: 4 usec (0x05)
HT TX/RX MCS rate indexes supported: 0-15
Frequencies:
* 2412 MHz [1] (3.0 dBm)
* 2417 MHz [2] (3.0 dBm)
* 2422 MHz [3] (3.0 dBm)
* 2427 MHz [4] (3.0 dBm)
* 2432 MHz [5] (3.0 dBm)
* 2437 MHz [6] (3.0 dBm)
* 2442 MHz [7] (3.0 dBm)
* 2447 MHz [8] (3.0 dBm)
* 2452 MHz [9] (3.0 dBm)
* 2457 MHz [10] (3.0 dBm)
* 2462 MHz [11] (3.0 dBm)
* 2467 MHz [12] (3.0 dBm) (no IR)
* 2472 MHz [13] (3.0 dBm) (no IR)
* 2484 MHz [14] (3.0 dBm) (no IR)
Band 2:
Capabilities: 0x1ff
RX LDPC
HT20/HT40
SM Power Save disabled
RX Greenfield
RX HT20 SGI
RX HT40 SGI
TX STBC
RX STBC 1-stream
Max AMSDU length: 3839 bytes
No DSSS/CCK HT40
Maximum RX AMPDU length 65535 bytes (exponent: 0x003)
Minimum RX AMPDU time spacing: 4 usec (0x05)
HT TX/RX MCS rate indexes supported: 0-15
VHT Capabilities (0x018001b0):
Max MPDU length: 3895
Supported Channel Width: neither 160 nor 80+80
RX LDPC
short GI (80 MHz)
TX STBC
VHT RX MCS set:
1 streams: MCS 0-9
2 streams: MCS 0-9
3 streams: not supported
4 streams: not supported
5 streams: not supported
6 streams: not supported
7 streams: not supported
8 streams: not supported
VHT RX highest supported: 0 Mbps
VHT TX MCS set:
1 streams: MCS 0-9
2 streams: MCS 0-9
3 streams: not supported
4 streams: not supported
5 streams: not supported
6 streams: not supported
7 streams: not supported
8 streams: not supported
VHT TX highest supported: 0 Mbps
Frequencies:
* 5180 MHz [36] (3.0 dBm)
* 5200 MHz [40] (3.0 dBm)
* 5220 MHz [44] (3.0 dBm)
* 5240 MHz [48] (3.0 dBm)
* 5260 MHz [52] (3.0 dBm) (no IR, radar detection)
* 5280 MHz [56] (3.0 dBm) (no IR, radar detection)
* 5300 MHz [60] (3.0 dBm) (no IR, radar detection)
* 5320 MHz [64] (3.0 dBm) (no IR, radar detection)
* 5500 MHz [100] (3.0 dBm) (no IR, radar detection)
* 5520 MHz [104] (3.0 dBm) (no IR, radar detection)
* 5540 MHz [108] (3.0 dBm) (no IR, radar detection)
* 5560 MHz [112] (3.0 dBm) (no IR, radar detection)
* 5580 MHz [116] (3.0 dBm) (no IR, radar detection)
* 5600 MHz [120] (3.0 dBm) (no IR, radar detection)
* 5620 MHz [124] (3.0 dBm) (no IR, radar detection)
* 5640 MHz [128] (3.0 dBm) (no IR, radar detection)
* 5660 MHz [132] (3.0 dBm) (no IR, radar detection)
* 5680 MHz [136] (3.0 dBm) (no IR, radar detection)
* 5700 MHz [140] (3.0 dBm) (no IR, radar detection)
* 5745 MHz [149] (3.0 dBm) (no IR)
* 5765 MHz [153] (3.0 dBm) (no IR)
* 5785 MHz [157] (3.0 dBm) (no IR)
* 5805 MHz [161] (3.0 dBm)
* 5825 MHz [165] (3.0 dBm) (no IR)
valid interface combinations:
* #{ IBSS } <= 1, #{ managed, AP, mesh point } <= 8,
total <= 8, #channels <= 1, STA/AP BI must match, radar detect widths: { 20 MHz (no HT), 20 MHz, 40 MHz, 80 MHz }
HT Capability overrides:
* MCS: ff ff ff ff ff ff ff ff ff ff
* maximum A-MSDU length
* supported channel width
* short GI for 40 MHz
* max A-MPDU length exponent
* min MPDU start spacing
Device supports VHT-IBSS.
Run cat /etc/config/wireless and post the results.
Redact passwords in the "option key" sections.
dsouza
#3
This is likely to be a known mt76 driver issue that hasn't been solved yet which affects multiple devices. See more details below:
Hello, yes a existent problem on MT76 driver. see the working(closed source patches?) stock driver:
Wiphy phy1
max # scan SSIDs: 4
max scan IEs length: 2247 bytes
max # sched scan SSIDs: 0
max # match sets: 0
max # scan plans: 1
max scan plan interval: -1
max scan plan iterations: 0
Retry short limit: 7
Retry long limit: 4
Coverage class: 0 (up to 0m)
Available Antennas: TX 0x3 RX 0x3
Configured Antennas: TX 0x3 RX 0x3
Supported interface modes:
* IBSS
* managed
* AP
* AP/VLAN
* monitor
* mesh point
Band 2:
Capabilities: 0x1ff
RX LDPC
HT20/HT40
SM Power Save disabled
RX Greenfield
RX HT20 SGI
RX HT40 SGI
TX STBC
RX STBC 1-stream
Max AMSDU length: 3839 bytes
No DSSS/CCK HT40
Maximum RX AMPDU length 65535 bytes (exponent: 0x003)
Minimum RX AMPDU time spacing: 4 usec (0x05)
HT TX/RX MCS rate indexes supported: 0-15
VHT Capabilities (0x318001b0):
Max MPDU length: 3895
Supported Channel Width: neither 160 nor 80+80
RX LDPC
short GI (80 MHz)
TX STBC
RX antenna pattern consistency
TX antenna pattern consistency
VHT RX MCS set:
1 streams: MCS 0-9
2 streams: MCS 0-9
3 streams: not supported
4 streams: not supported
5 streams: not supported
6 streams: not supported
7 streams: not supported
8 streams: not supported
VHT RX highest supported: 0 Mbps
VHT TX MCS set:
1 streams: MCS 0-9
2 streams: MCS 0-9
3 streams: not supported
4 streams: not supported
5 streams: not supported
6 streams: not supported
7 streams: not supported
8 streams: not supported
VHT TX highest supported: 0 Mbps
Frequencies:
* 5180 MHz [36] (18.0 dBm)
* 5200 MHz [40] (18.0 dBm)
* 5220 MHz [44] (18.0 dBm)
* 5240 MHz [48] (18.0 dBm)
* 5260 MHz [52] (17.0 dBm) (no IR, radar detection)
* 5280 MHz [56] (17.0 dBm) (no IR, radar detection)
* 5300 MHz [60] (17.0 dBm) (no IR, radar detection)
* 5320 MHz [64] (17.0 dBm) (no IR, radar detection)
* 5500 MHz [100] (17.0 dBm) (no IR, radar detection)
* 5520 MHz [104] (17.0 dBm) (no IR, radar detection)
* 5540 MHz [108] (17.0 dBm) (no IR, radar detection)
* 5560 MHz [112] (17.0 dBm) (no IR, radar detection)
* 5580 MHz [116] (18.0 dBm) (no IR, radar detection)
* 5600 MHz [120] (18.0 dBm) (no IR, radar detection)
* 5620 MHz [124] (18.0 dBm) (no IR, radar detection)
* 5640 MHz [128] (18.0 dBm) (no IR, radar detection)
* 5660 MHz [132] (18.0 dBm) (no IR, radar detection)
* 5680 MHz [136] (18.0 dBm) (no IR, radar detection)
* 5700 MHz [140] (18.0 dBm) (no IR, radar detection)
* 5745 MHz [149] (20.0 dBm) (no IR)
* 5765 MHz [153] (20.0 dBm) (no IR)
* 5785 MHz [157] (20.0 dBm) (no IR)
* 5805 MHz [161] (20.0 dBm) (no IR)
* 5825 MHz [165] (20.0 dBm) (no IR)
valid interface combinations:
* #{ IBSS } <= 1, #{ managed, AP, mesh point } <= 8,
total <= 8, #channels <= 1, STA/AP BI must match, radar detect widths: { 20 MHz (no HT), 20 MHz, 40 MHz, 80 MHz }
HT Capability overrides:
* MCS: ff ff ff ff ff ff ff ff ff ff
* maximum A-MSDU length
* supported channel width
* short GI for 40 MHz
* max A-MPDU length exponent
* min MPDU start spacing
Supported extended features:
* [ VHT_IBSS ]: VHT-IBSS
* [ RRM ]: RRM
* [ CQM_RSSI_LIST ]: multiple CQM_RSSI_THOLD records
* [ CONTROL_PORT_OVER_NL80211 ]: control port over nl80211
* [ TXQS ]: FQ-CoDel-enabled intermediate TXQs
I have 3 * KuWfi Tenbay WIFI-6 AX T-MB5EU-V01 with MT7915e and with OpenWrt 21.02.1 i have information similar to your second post ...