linux-kernel - Re: Fwd: 3 more broken Zaurii

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Message-ID: <14fd48c8-3955-c933-ab6f-329e54da090f@bigpond.com>
Date:   Sat, 8 Jul 2023 22:17:07 +1000
From:   Ross Maynard <bids.7405@...pond.com>
To:     Dave Jones <davej@...emonkey.org.uk>,
        Thorsten Leemhuis <regressions@...mhuis.info>,
        Bagas Sanjaya <bagasdotme@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Regressions <regressions@...ts.linux.dev>,
        Linux Networking <netdev@...r.kernel.org>,
        Linux USB <linux-usb@...r.kernel.org>,
        Oliver Neukum <oneukum@...e.com>
Subject: Re: Fwd: 3 more broken Zaurii - SL-5600, A300, C700

I applied my patch then recompiled the kernel, and the 3 devices can now 
connect via USB:

[  268.872485] usb 3-2: New USB device found, idVendor=04dd, 
idProduct=8005, bcdDevice= 0.00
[  268.872498] usb 3-2: New USB device strings: Mfr=1, Product=2, 
SerialNumber=0
[  268.872502] usb 3-2: Product: SL-A300
[  268.872505] usb 3-2: Manufacturer: Sharp
[  268.876526] zaurus 3-2:1.0 usb0: register 'zaurus' at 
usb-0000:00:14.0-2, pseudo-MDLM (BLAN) device, fa:0f:0f:08:2b:59

[  595.541549] usb 3-2: New USB device found, idVendor=04dd, 
idProduct=8006, bcdDevice= 0.00
[  595.541562] usb 3-2: New USB device strings: Mfr=1, Product=2, 
SerialNumber=0
[  595.541566] usb 3-2: Product: SL-5600
[  595.541569] usb 3-2: Manufacturer: Sharp
[  595.545148] zaurus 3-2:1.0 usb0: register 'zaurus' at 
usb-0000:00:14.0-2, pseudo-MDLM (BLAN) device, fa:0f:0f:08:2b:59

[  446.954583] usb 3-2: New USB device found, idVendor=04dd, 
idProduct=8007, bcdDevice= 0.00
[  446.954596] usb 3-2: New USB device strings: Mfr=1, Product=2, 
SerialNumber=0
[  446.954600] usb 3-2: Product: SL-C700
[  446.954603] usb 3-2: Manufacturer: Sharp
[  446.957871] zaurus 3-2:1.0 usb0: register 'zaurus' at 
usb-0000:00:14.0-2, pseudo-MDLM (BLAN) device, fa:0f:0f:08:2b:59

Could someone please submit the patch for me?

Thanks.

Ross

On 7/7/23 10:28 pm, Ross Maynard wrote:
> Hi,
>
> I am not a kernel developer, but I think the attached patch would work.
>
> Ross
>
> On 7/7/23 2:41 am, Dave Jones wrote:
>> On Thu, Jul 06, 2023 at 01:45:57PM +0200, Thorsten Leemhuis wrote:
>>   > On 06.07.23 05:08, Bagas Sanjaya wrote:
>>   > >>
>>   > >> I notice a regression report on Bugzilla [1]. Quoting from it:
>>   > >>
>>   > >>> The following patch broke support of 3 more Zaurus models: 
>> SL-5600, A300 and C700
>>   > >>>
>>   > >>> [16adf5d07987d93675945f3cecf0e33706566005] usbnet: Remove 
>> over-broad module alias from zaurus
>>   >
>>   > ...
>>   > He sometimes shows up on Linux kernel lists, but I doubt he cares 
>> about
>>   > that change after all these years. And I would not blame him at all.
>>
>> That's about the size of it.  This is pretty near the bottom of my 
>> ever-shrinking
>> list of kernel drivers I care about.
>>
>>   > Yes, we have the "no regressions" rule, but contributing a change 
>> to the
>>   > kernel OTOH should not mean that you are responsible for all 
>> regressions
>>   > it causes for your whole life. :-)
>>
>> That said, 12 years later, 16adf5d07987d93675945f3cecf0e33706566005
>> is still the right thing to do. Adding actual matches for the devices
>> rather than matching by class will prevent this getting loaded where it
>> doesn't need to be.
>>
>> If someone actually cares to get this working, cargo-culting Oliver's
>> change to add the extra id is likely the way forward.
>>
>>     Dave
>>

View attachment "3-zaurii-patch.patch" of type "text/x-patch" (3181 bytes)