Re: 3.0-STABLE / drm-kmod / dual radeon problems

> On 19. Aug 2021, at 20:53, John Kennedy <[email protected]> wrote:
> 
> [resending to freebsd-x11@ vs x11@]
> 
>  I'm making my semi-annual attempt to convert a windows box to a FreeBSD box
> and having the same kind of issues.  It is a Dell Optiplex 9020 with dual
> radeon cards (and currently 3 monitors, 4 if I can get it to work).
> 
>  TL;DR:  I can get it to work with any one card, but not both cards.
> 
>  [uname -aUK]
>    FreeBSD admin 13.0-STABLE FreeBSD 13.0-STABLE #4 stable/13-n246840-86a96281df03: Wed Aug 18 09:55:41 PDT 2021     warlock@admin:/usr/obj/usr/src/amd64.amd64/sys/GENERIC  amd64 1300514 1300514
> 
>  [pkg info | grep -E -e 'drm-.*kmod' -e 'xorg-([0-9]|server)' -e video-ati]
>    drm-fbsd13-kmod-5.4.92.g20210720_1 DRM modules for the linuxkpi-based KMS components
>    drm-kmod-g20190710_1           Metaport of DRM modules for the linuxkpi-based KMS components
>    xf86-video-ati-19.1.0_4,1      X.Org ati display driver
>    xorg-7.7_3                     X.Org complete distribution metaport
>    xorg-server-1.20.11_3,1        X.Org X server and related programs
> 
>  Kernel drivers are loaded (although I don't think no-.conf setup tries to use the radeon bits):
> 
>    [kldstat | grep -e radeon -e ^Id -e drm]
>        Id Refs Address                Size Name
>         5    1 0xffffffff830f9000   150c80 radeonkms.ko
>         6    2 0xffffffff8324a000    7f548 drm.ko
>        10    1 0xffffffff832e9000     4358 radeon_oland_pfp_bin.ko
>        11    1 0xffffffff832ee000     4358 radeon_oland_me_bin.ko
>        12    1 0xffffffff832f3000     4358 radeon_oland_ce_bin.ko
>        13    1 0xffffffff832f8000     41d8 radeon_oland_rlc_bin.ko
>        14    1 0xffffffff832fd000     9dd8 radeon_oland_mc_bin.ko
>        15    1 0xffffffff83307000    11410 radeon_oland_smc_bin.ko
>        16    1 0xffffffff83319000    37af0 radeon_TAHITI_uvd_bin.ko
>        17    1 0xffffffff83351000     de00 radeon_TAHITI_vce_bin.ko
> 
>  X sees both cards:
> 
>    [grep -e 'More than one' -e 'PCI:' /var/log/Xorg.0.log -e WW]
>    (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
>    [ 80926.514] (!!) More than one possible primary device found
>    [ 80926.514] (--) PCI: (1@0:0:0) 1002:6611:1028:210b rev 0, Mem @ 0xe0000000/268435456, 0xf7e00000/262144, I/O @ 0x0000e000/256, BIOS @ 0x????????/65536
>    [ 80926.514] (--) PCI: (5@0:0:0) 1002:6611:1028:210b rev 0, Mem @ 0xd0000000/268435456, 0xf7d00000/262144, I/O @ 0x0000d000/256, BIOS @ 0x????????/65536
>    [ 80926.517] (WW) VGA arbiter: cannot open kernel arbiter, no multi-card support
> 
>  I've seem people claim that VGA arbiter doesn't mean I can't use both cards
> at once the same time, but I'll call it out here.  OS obviously sees both cards
> and reports them like this:
> 
>  [pciconf -lv]
>    vgapci0@pci0:1:0:0:     class=0x030000 rev=0x00 hdr=0x00 vendor=0x1002 device=0x6611 subvendor=0x1028 subdevice=0x210b
>         vendor     = 'Advanced Micro Devices, Inc. [AMD/ATI]'
>         device     = 'Oland [Radeon HD 8570 / R5 430 OEM / R7 240/340 / Radeon 520 OEM]'
>         class      = display
>         subclass   = VGA
>    vgapci1@pci0:5:0:0:     class=0x030000 rev=0x00 hdr=0x00 vendor=0x1002 device=0x6611 subvendor=0x1028 subdevice=0x210b
>         vendor     = 'Advanced Micro Devices, Inc. [AMD/ATI]'
>         device     = 'Oland [Radeon HD 8570 / R5 430 OEM / R7 240/340 / Radeon 520 OEM]'
>         class      = display
>         subclass   = VGA
> 
>  X with no .conf only uses one monitor (or, more correctly, just the monitors
> that are associated with the card it defaulted to).  I can play games with a
> .conf using the device section and BusIDs to get it to use the two monitors on
> the 2nd card, but then the first gets ignored.  I've experimented with
> AutoAddGPU (true), and GPUDevice (2nd card) with no love.
> 
>  It seems like X doesn't want to recognize both cards (I think this is the one with radeon driver):
> 
>    [xrandr --listproviders)]
>    Providers: number : 1
>    Provider 0: id: 0x53 cap: 0xf, Source Output, Sink Output, Source Offload, Sink Offload crtcs: 2 outputs: 2 associated providers: 0 name:OLAND @ pci:0000:05:00.0
> 
>  With no .conf, it just shows this:
> 
>    [xrandr --listproviders]
>    Providers: number : 1
>    Provider 0: id: 0x43 cap: 0xa, Sink Output, Sink Offload crtcs: 2 outputs: 2 associated providers: 0 name:modesetting
> 
>  Depending on which card I've picked with the .conf, it'll show that.
> It seems like my first hurdle is to get X running on all cards at the
> same time, then dig into Xinerama and monitor layouts so things show
> up where they're supposed to.
> 
>  Any suggestions?  There has been a LOT of water under the bridge for the
> DRM drivers and X11 from the web hits I'm finding.  I've attached the
> Xorg.0.log when I don't have a custom configuration, but I assume it's
> pretty useless since it says "Not automatically adding GPU devices",
> which would seem to preclude my 2nd card.
> 
> <Xorg.0.log>

3.0-STABLE gives me warm fuzzy feelings :)