From: Stanislaw Gruszka <sgruszka@redhat.com>
To: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Cc: Stefan Wahren <stefan.wahren@i2se.com>,
Felix Fietkau <nbd@nbd.name>,
Doug Anderson <dianders@chromium.org>,
Minas Harutyunyan <hminas@synopsys.com>,
linux-wireless <linux-wireless@vger.kernel.org>,
linux-usb@vger.kernel.org
Subject: Re: [BUG] mt76x0u: Probing issues on Raspberry Pi 3 B+
Date: Sun, 10 Feb 2019 10:29:44 +0100 [thread overview]
Message-ID: <20190210092943.GA2913@redhat.com> (raw)
In-Reply-To: <CAJ0CqmXSuNQ_tQOatyKwO9O2KsxqD5NZRQnngOme5PURssiv5Q@mail.gmail.com>
On Sat, Feb 09, 2019 at 07:46:37PM +0100, Lorenzo Bianconi wrote:
> > as already reported here [1], that there are probing issues of mt76 using TP-Link Archer T2UH (wifi USB dongle) on Raspberry Pi 3 B+.
> >
> > I retested it with recent linux-next 20190208 (aarch64 defconfig + enabling mt76 driver) and got the following output after plugin the wifi dongle:
> >
> > [ 29.778524] usb 1-1.3: new high-speed USB device number 6 using dwc2
> > [ 31.794581] usb 1-1.3: reset high-speed USB device number 6 using dwc2
> > [ 31.919916] mt76x0u 1-1.3:1.0: ASIC revision: 76100002 MAC revision: 76502000
> > [ 32.304412] dwc2 3f980000.usb: dwc2_update_urb_state(): trimming xfer length
> > [ 32.325724] dwc2 3f980000.usb: dwc2_update_urb_state(): trimming xfer length
> > [ 32.346866] dwc2 3f980000.usb: dwc2_update_urb_state(): trimming xfer length
> > [ 33.410559] mt76x0u 1-1.3:1.0: firmware upload timed out
> > [ 33.435458] mt76x0u: probe of 1-1.3:1.0 failed with error -110
> > [ 33.454829] usbcore: registered new interface driver mt76x0u
> >
> > I took the firmware files from here [2].
> >
> > Btw there is another issue, if i disconnect the wifi dongle during probe i'm getting a endless flood of the following output:
> >
> > mt76x0u 1.1.3:1.0: rx urb failed: -71
> >
> > Any chance to narrow down these issues?
>
> Hi Stefan,
>
> could you please test the following series:
> https://patchwork.kernel.org/cover/10764453/
> Applying this series I am able to connect to my home AP using an Asus
> USB-AC51 (mt76x0u) connected to a Raspberry Pi 3 B+.
> I am running rpi-5.0.y branch of https://github.com/raspberrypi/linux.git
How the patch series fixed the issue since it was reported before that
it does not work on 4.19.x which do not use scatter gatter I/O ?
Or it is regression ? 4.19.x driver works with rasperrypi/linux but -next
does not ?
Stanislaw
next prev parent reply other threads:[~2019-02-10 9:29 UTC|newest]
Thread overview: 110+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-09 12:08 [BUG] mt76x0u: Probing issues on Raspberry Pi 3 B+ Stefan Wahren
2019-02-09 18:46 ` Lorenzo Bianconi
2019-02-09 20:29 ` Stefan Wahren
2019-02-09 20:33 ` Lorenzo Bianconi
2019-02-09 22:47 ` Stefan Wahren
2019-02-10 9:29 ` Stanislaw Gruszka [this message]
2019-02-10 16:38 ` Stefan Wahren
2019-02-10 16:52 ` Lorenzo Bianconi
2019-02-11 7:50 ` Stanislaw Gruszka
2019-02-11 8:08 ` Stefan Wahren
2019-02-11 9:52 ` Lorenzo Bianconi
-- strict thread matches above, loose matches on Subject: below --
2019-02-10 9:41 Stanislaw Gruszka
2019-02-10 9:41 ` Stanislaw Gruszka
2019-02-10 10:22 Lorenzo Bianconi
2019-02-10 10:22 ` Lorenzo Bianconi
2019-02-10 17:39 Lorenzo Bianconi
2019-02-10 17:39 ` Lorenzo Bianconi
2019-02-11 7:44 Stanislaw Gruszka
2019-02-11 7:44 ` Stanislaw Gruszka
2019-02-11 10:04 Lorenzo Bianconi
2019-02-11 10:04 ` Lorenzo Bianconi
2019-02-11 10:33 Stefan Wahren
2019-02-11 10:33 ` Stefan Wahren
2019-02-11 11:06 Lorenzo Bianconi
2019-02-11 11:06 ` Lorenzo Bianconi
2019-02-11 14:04 Stefan Wahren
2019-02-11 14:04 ` Stefan Wahren
2019-02-11 15:10 Lorenzo Bianconi
2019-02-11 15:10 ` Lorenzo Bianconi
2019-02-11 15:12 Alan Stern
2019-02-11 15:27 Stefan Wahren
2019-02-11 15:27 ` Stefan Wahren
2019-02-11 15:57 Lorenzo Bianconi
2019-02-11 15:57 ` Lorenzo Bianconi
2019-02-11 17:22 Stanislaw Gruszka
2019-02-11 17:22 ` Stanislaw Gruszka
2019-02-11 17:33 Stanislaw Gruszka
2019-02-11 17:49 Alan Stern
2019-02-12 0:06 Lorenzo Bianconi
2019-02-12 0:06 ` Lorenzo Bianconi
2019-02-12 9:30 Stanislaw Gruszka
2019-02-12 9:30 ` Stanislaw Gruszka
2019-02-12 11:58 Lorenzo Bianconi
2019-02-12 11:58 ` Lorenzo Bianconi
2019-02-12 13:15 Stanislaw Gruszka
2019-02-12 13:15 ` Stanislaw Gruszka
2019-02-12 15:27 Alan Stern
2019-02-12 15:27 ` Alan Stern
2019-02-13 7:05 Stefan Wahren
2019-02-13 7:05 ` Stefan Wahren
2019-02-14 6:49 Stefan Wahren
2019-02-14 6:49 ` Stefan Wahren
2019-02-14 9:25 Stanislaw Gruszka
2019-02-14 9:25 ` Stanislaw Gruszka
2019-02-14 9:48 Stefan Wahren
2019-02-14 9:48 ` Stefan Wahren
2019-02-14 9:54 Stanislaw Gruszka
2019-02-14 9:54 ` Stanislaw Gruszka
2019-02-15 7:12 Stanislaw Gruszka
2019-02-15 7:12 ` Stanislaw Gruszka
2019-02-16 11:05 Stefan Wahren
2019-02-16 11:05 ` Stefan Wahren
2019-02-16 14:07 Stanislaw Gruszka
2019-02-16 14:07 ` Stanislaw Gruszka
2019-02-16 19:17 Stefan Wahren
2019-02-16 19:17 ` Stefan Wahren
2019-02-18 13:52 Stanislaw Gruszka
2019-02-18 13:52 ` Stanislaw Gruszka
2019-02-18 14:25 Lorenzo Bianconi
2019-02-18 14:25 ` Lorenzo Bianconi
2019-02-18 14:43 Felix Fietkau
2019-02-18 14:43 ` Felix Fietkau
2019-02-18 14:47 Stanislaw Gruszka
2019-02-18 14:47 ` Stanislaw Gruszka
2019-02-18 15:03 Stanislaw Gruszka
2019-02-18 15:03 ` Stanislaw Gruszka
2019-02-18 18:52 Felix Fietkau
2019-02-18 18:52 ` Felix Fietkau
2019-02-18 22:19 Stefan Wahren
2019-02-18 22:19 ` Stefan Wahren
2019-02-19 10:42 Stanislaw Gruszka
2019-02-19 10:42 ` Stanislaw Gruszka
2019-02-19 10:59 Stanislaw Gruszka
2019-02-19 10:59 ` Stanislaw Gruszka
2019-02-19 12:11 Felix Fietkau
2019-02-19 12:11 ` Felix Fietkau
2019-02-19 12:19 Felix Fietkau
2019-02-19 12:19 ` Felix Fietkau
2019-02-19 15:40 Alan Stern
2019-02-19 15:40 ` Alan Stern
2019-02-19 17:02 Stefan Wahren
2019-02-19 17:02 ` Stefan Wahren
2019-02-20 10:20 Stanislaw Gruszka
2019-02-20 10:20 ` Stanislaw Gruszka
2019-02-20 13:00 Stanislaw Gruszka
2019-02-20 13:00 ` Stanislaw Gruszka
2019-02-20 13:22 Lorenzo Bianconi
2019-02-20 13:22 ` Lorenzo Bianconi
2019-02-20 15:25 Alan Stern
2019-02-20 15:25 ` Alan Stern
2019-02-20 16:14 Stanislaw Gruszka
2019-02-20 16:14 ` Stanislaw Gruszka
2019-02-20 16:22 Lorenzo Bianconi
2019-02-20 16:22 ` Lorenzo Bianconi
2019-02-20 16:32 Stanislaw Gruszka
2019-02-20 16:32 ` Stanislaw Gruszka
2019-02-20 16:36 Lorenzo Bianconi
2019-02-20 16:36 ` Lorenzo Bianconi
2019-03-03 21:16 Stefan Wahren
2019-03-03 21:16 ` Stefan Wahren
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