linux-kernel - Re: AMD Drivers

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Message-ID: <CAOKSTBsYLKGMDC8noaTVHf=S4U8UnXB0HfJpD5YRjVPHw8rEXA@mail.gmail.com>
Date:   Thu, 25 Jul 2019 07:41:19 -0300
From:   Gilberto Nunes <gilberto.nunes32@...il.com>
To:     "Enrico Weigelt, metux IT consult" <lkml@...ux.net>
Cc:     linux-kernel@...r.kernel.org,
        dri devel <dri-devel@...ts.freedesktop.org>
Subject: Re: AMD Drivers

Hi there

> What about other versions (eg. v4.19) ?
> Which is the last working version ?

The only series that works properly is 4.15.x

> Could you also try 5.3 ?
I will, ASAP!

>> Oh! By the way, the network card r8169 are work wonderful!
>Didn't you say (above) that it does not work ?
>Or is it just an immediate fail and later comes back ?

Well... I installed 5.2 and after reboot NIC works fine, but get stuck
with amdgpu again...
It's seems 5.x is in the right path... But still amdgpu has some bugs,
I think...

Thanks a lot for your coments


Best regards

Em qui, 25 de jul de 2019 às 04:22, Enrico Weigelt, metux IT consult
<lkml@...ux.net> escreveu:
>
> On 24.07.19 16:17, Gilberto Nunes wrote:
>
> Hi,
>
> crossposting to dri-devel, as it smells like a problem w/ amdgpu driver.
>
> > CPU - AMD A12-9720P RADEON R7, 12 COMPUTE CORES 4C+8G
> > GPU - Wani [Radeon R5/R6/R7 Graphics] (amdgpu)
> > Network Interface card:
> > 01:00.1 Ethernet controller: Realtek Semiconductor Co., Ltd.
> > RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 12)
> >
> > When I install kernel 4.18.x or 5.x, the network doesn't work anymore...
>
> What about other versions (eg. v4.19) ?
> Which is the last working version ?
>
> > I can loaded the modulo r8169 andr8168.
> > I saw enp1s0f1 as well but there's no link at all!
> > Even when I fixed the IP none link!
> > I cannot ping the network gateway or any other IP inside LAN!
> > Right now, I booted my laptop with kernel
> > Linux version 5.2.2-050202-generic (kernel@...hleen) (gcc version
> > 9.1.0 (Ubuntu 9.1.0-9ubuntu2)) #201907231250 SMP Tue Jul 23 12:53:21
> > UTC 2019
>
> Could you also try 5.3 ?
>
> > The system boot slowly, and I have a SSD Samsung, which in kernel
> > 4.15, boot quickly.
> > And there's many errors in dmesg command, like you can see in this pastbin
> >
> > https://paste.ubuntu.com/p/YhbjnzYYYh/
>
> looks like something's wrong w/ reading gpu registers (more precisely
> waiting for some changing), that's causing the soft lockup. (maybe too
> big timeout ?)
>
> > Oh! By the way, the network card r8169 are work wonderful!
>
> Didn't you say (above) that it does not work ?
> Or is it just an immediate fail and later comes back ?
>
>
> --mtx
>
>
> --
> Enrico Weigelt, metux IT consult
> Free software and Linux embedded engineering
> info@...ux.net -- +49-151-27565287