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kuba-moo / mt7601u

Linux mac80211-based driver for Mediatek MT7601U USB bgn WiFi dongle
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Strange USB Behaviour. ARM imx6. #79

Closed sebastianpszczolka closed 3 years ago

sebastianpszczolka commented 5 years ago

When I plugged device.

usb 1-1: USB disconnect, device number 82 usb 1-1: new full-speed USB device number 83 using ci_hdrc usb 1-1: new full-speed USB device number 84 using ci_hdrc usb 1-1: new full-speed USB device number 85 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 85 usb 1-1: new full-speed USB device number 86 using ci_hdrc usb 1-1: new full-speed USB device number 87 using ci_hdrc usb 1-1: new full-speed USB device number 88 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 88 usb 1-1: new full-speed USB device number 89 using ci_hdrc usb 1-1: new full-speed USB device number 90 using ci_hdrc usb 1-1: new full-speed USB device number 91 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 91 usb 1-1: new full-speed USB device number 92 using ci_hdrc usb 1-1: new full-speed USB device number 93 using ci_hdrc usb 1-1: new full-speed USB device number 94 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 94 usb 1-1: new full-speed USB device number 95 using ci_hdrc usb 1-1: new full-speed USB device number 96 using ci_hdrc usb 1-1: new full-speed USB device number 97 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 97 usb 1-1: new full-speed USB device number 98 using ci_hdrc usb 1-1: new full-speed USB device number 99 using ci_hdrc usb 1-1: new full-speed USB device number 100 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 100 usb 1-1: new full-speed USB device number 101 using ci_hdrc usb 1-1: new full-speed USB device number 102 using ci_hdrc usb 1-1: new full-speed USB device number 103 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub random: nonblocking pool is initialized mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 103 usb 1-1: new full-speed USB device number 104 using ci_hdrc usb 1-1: new full-speed USB device number 105 using ci_hdrc usb 1-1: new full-speed USB device number 106 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 106 usb 1-1: new full-speed USB device number 107 using ci_hdrc usb 1-1: new full-speed USB device number 108 using ci_hdrc usb 1-1: new full-speed USB device number 109 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 109 usb 1-1: new full-speed USB device number 110 using ci_hdrc usb 1-1: new full-speed USB device number 111 using ci_hdrc usb 1-1: new full-speed USB device number 112 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 112 usb 1-1: new full-speed USB device number 113 using ci_hdrc usb 1-1: new full-speed USB device number 114 using ci_hdrc usb 1-1: new full-speed USB device number 115 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 115 usb 1-1: new full-speed USB device number 116 using ci_hdrc usb 1-1: new full-speed USB device number 117 using ci_hdrc usb 1-1: new full-speed USB device number 118 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 118 usb 1-1: new full-speed USB device number 119 using ci_hdrc usb 1-1: new full-speed USB device number 120 using ci_hdrc usb 1-1: new full-speed USB device number 121 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 121 usb 1-1: new full-speed USB device number 122 using ci_hdrc usb 1-1: new full-speed USB device number 123 using ci_hdrc usb 1-1: new full-speed USB device number 124 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 124 usb 1-1: new full-speed USB device number 125 using ci_hdrc usb 1-1: new full-speed USB device number 126 using ci_hdrc usb 1-1: new full-speed USB device number 127 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 127 usb 1-1: new full-speed USB device number 2 using ci_hdrc usb 1-1: new full-speed USB device number 3 using ci_hdrc usb 1-1: new full-speed USB device number 4 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 4 usb 1-1: new full-speed USB device number 5 using ci_hdrc usb 1-1: new full-speed USB device number 6 using ci_hdrc usb 1-1: new full-speed USB device number 7 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 7 usb 1-1: new full-speed USB device number 8 using ci_hdrc usb 1-1: new full-speed USB device number 9 using ci_hdrc usb 1-1: new full-speed USB device number 10 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 10 usb 1-1: new full-speed USB device number 11 using ci_hdrc usb 1-1: new full-speed USB device number 12 using ci_hdrc usb 1-1: new full-speed USB device number 13 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 13 usb 1-1: new full-speed USB device number 14 using ci_hdrc usb 1-1: new full-speed USB device number 15 using ci_hdrc usb 1-1: new full-speed USB device number 16 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 16 usb 1-1: new full-speed USB device number 17 using ci_hdrc usb 1-1: new full-speed USB device number 18 using ci_hdrc usb 1-1: new full-speed USB device number 19 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 19 usb 1-1: new full-speed USB device number 20 using ci_hdrc usb 1-1: new full-speed USB device number 21 using ci_hdrc usb 1-1: new full-speed USB device number 22 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 22 usb 1-1: new full-speed USB device number 23 using ci_hdrc usb 1-1: new full-speed USB device number 24 using ci_hdrc usb 1-1: new full-speed USB device number 25 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 25 usb 1-1: new full-speed USB device number 26 using ci_hdrc usb 1-1: new full-speed USB device number 27 using ci_hdrc usb 1-1: new full-speed USB device number 28 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 28 usb 1-1: new full-speed USB device number 29 using ci_hdrc usb 1-1: new full-speed USB device number 30 using ci_hdrc usb 1-1: new full-speed USB device number 31 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 31 usb 1-1: new full-speed USB device number 32 using ci_hdrc usb 1-1: new full-speed USB device number 33 using ci_hdrc usb 1-1: new full-speed USB device number 34 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 34 usb 1-1: new full-speed USB device number 35 using ci_hdrc usb 1-1: new full-speed USB device number 36 using ci_hdrc usb 1-1: new full-speed USB device number 37 using ci_hdrc usb 1-1: No LPM exit latency info found, disabling LPM. usb 1-1: not running at top speed; connect to a high speed hub mt7601u: probe of 1-1:1.0 failed with error -5 usb 1-1: USB disconnect, device number 37 usb 1-1: new full-speed USB device number 38 using ci_hdrc usb 1-1: new full-speed USB device number 39 using ci_hdrc usb 1-1: new high-speed USB device number 40 using ci_hdrc

After that messages everything works fine. I do not know what wrong happened. Greetings

kuba-moo commented 3 years ago

My guess would be something funny with the platform or the driver is making some assumptions about things being ready before they are ready. Anyway, the issue is old, closing.