[Mesa-dev] Wayland with radeon-KMS pageflipping

Sat Oct 30 08:08:22 PDT 2010

Just as an addendum:

# udevadm trigger --verbose --subsystem-match=drm --subsystem-match=input
/sys/devices/LNXSYSTM:00/LNXPWRBN:00/input/input6
/sys/devices/LNXSYSTM:00/LNXPWRBN:00/input/input6/event6
/sys/devices/LNXSYSTM:00/device:00/PNP0A03:00/device:03/LNXVIDEO:00/input/input4
/sys/devices/LNXSYSTM:00/device:00/PNP0A03:00/device:03/LNXVIDEO:00/input/input4/event4
/sys/devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input3
/sys/devices/LNXSYSTM:00/device:00/PNP0C0D:00/input/input3/event3
/sys/devices/LNXSYSTM:00/device:00/PNP0C0E:00/input/input5
/sys/devices/LNXSYSTM:00/device:00/PNP0C0E:00/input/input5/event5
/sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/drm/card0
/sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/drm/card0/card0-DVI-D-1
/sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/drm/card0/card0-LVDS-1
/sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/drm/card0/card0-SVIDEO-1
/sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/drm/card0/card0-VGA-1
/sys/devices/pci0000:00/0000:00:01.0/0000:01:00.0/drm/controlD64
/sys/devices/pci0000:00/0000:00:1d.1/usb3/3-1/3-1:1.0/input/input1
/sys/devices/pci0000:00/0000:00:1d.1/usb3/3-1/3-1:1.0/input/input1/event1
/sys/devices/pci0000:00/0000:00:1d.1/usb3/3-1/3-1:1.0/input/input1/mouse0
/sys/devices/platform/i8042/serio0/input/input0
/sys/devices/platform/i8042/serio0/input/input0/event0
/sys/devices/platform/i8042/serio1/input/input7
/sys/devices/platform/i8042/serio1/input/input7/event7
/sys/devices/platform/i8042/serio1/input/input7/mouse1
/sys/devices/platform/i8042/serio1/serio2/input/input9
/sys/devices/platform/i8042/serio1/serio2/input/input9/event9
/sys/devices/platform/i8042/serio1/serio2/input/input9/mouse2
/sys/devices/platform/pcspkr/input/input2
/sys/devices/platform/pcspkr/input/input2/event2
/sys/devices/platform/thinkpad_acpi/input/input8
/sys/devices/platform/thinkpad_acpi/input/input8/event8
/sys/devices/virtual/drm/ttm
/sys/devices/virtual/input/mice

On Sat, Oct 30, 2010 at 4:34 PM, Sedat Dilek <sedat.dilek at googlemail.com> wrote:
> Hi,
>
> today, I tried to build and setup Wayland according to [1].
>
> I am using a Debian/sid i386 host with ATi/AMD Radeon RV250.
> Furthermore, I have an upstream Linux-Kernel (2.6.36-git14) and radeon
> DDX from GIT master (up to bf60af5).
> Both Kernel + DDX have Alex radeon-KMS pageflipping support from [2] built-in.
>
> # lspci -nnvv | grep "VGA compatible controller"
> 01:00.0 VGA compatible controller [0300]: ATI Technologies Inc Radeon
> RV250 [Mobility FireGL 9000] [1002:4c66] (rev 02) (prog-if 00 [VGA
> controller])
>
> # grep flip /var/log/Xorg.0.log
> [    82.883] (II) RADEON(0): KMS Pageflipping: enabled
>
> My libdrm is 2.4.22 and xorg-server is 1.9.1-rc2 (both from
> Debian/experimental repository).
>
> NOTE: Below (see P.S.) I have listed the Wayland-relevant packages
> with git-log information.
>
> [1] says in section Modesetting:
>
> "At this point, kernel modesetting is upstream for Intel, AMD and
> nVidia chipsets. Most distributions ship with kernel modesetting
> enabled by default and will work with Wayland out of the box. The
> modesetting driver must also support the page flip ioctl, which only
> the intel driver does at this point."
>
> Thus, I am not sure if the website needs a refresh or radeon-KMS with
> Alex's patches is not "wayland-ready".
> Can you please enlighten? Thanks.
>
> Furthermore some points to your "building" website from [1]:
>
> [1] Section libxkbcommon:
> A hint for "requires kbproto >=1.0.5" would be nice.
> BTW, git://people.freedesktop.org/xorg/lib/libxkbcommon.git is not clone-able.
> I checked out from git://anongit.freedesktop.org/xorg/lib/libxkbcommon
> (see [3]) instead.
>
> [2] Section Wayland (code-snippet):
> After "git clone git://people.freedesktop.org/~krh/wayland" is missing
> a "cd wayland"
>
> [3] Section cairo-gl:
> In the build-log I saw "EGL functions: no (EGL headers not found)",
> but there are EGL headers installed in /opt/wayland (my $PREFIX,
> belonging to my user-account).
>
> # ls -l /opt/wayland/include/EGL/
> insgesamt 44
> -rw-r--r-- 1 sd sd 18024 30. Okt 14:42 eglext.h
> -rw-r--r-- 1 sd sd 12353 30. Okt 14:42 egl.h
> -rw-r--r-- 1 sd sd  4216 30. Okt 14:42 eglplatform.h
>
> Thus adding the following exports to all(!) packages (as
> code-snippets) makes more than sense to me:
>
> export PKG_CONFIG_PATH=$PREFIX/lib/pkgconfig
> export PATH=$PREFIX/bin:$PATH
> export LD_LIBRARY_PATH=$PREFIX/lib
>
> Now, cairo is using EGL:
>
> # grep EGL cairo-gl.log | head -3
> checking for cairo's EGL functions feature...
> checking whether cairo's EGL functions feature could be enabled... yes
>  EGL functions:   yes
>
> [4] Section Wayland:
> WTF (WhereTheF***) is those udev rules file I asked myself?
>
> $ find wayland/ -name 70-wayland.rules
> wayland/compositor/70-wayland.rules
>
>  A code-snippet like that with some text would be helpful:
>
> # cd wayland/
> # cp -av compositor/70-wayland.rules /etc/udev/rules.d/
>
> [5] Section Wayland:
>
> Where shall wayland compositor find its libs?
> So there is a missing ld-config example, something like that would be great:
>
> [ /etc/ld.so.conf.d/wayland.conf ]
> # wayland lib configuration
> /opt/wayland/lib
>
> Do not forget to run ldconfig as root to update the linker cache.
>
> # ldconfig
>
> Below (see P.S.) you find a "ldconfig -p | grep wayland" output.
>
> [6] Section Wayland:
> configure is not created, also there are missing *-sh and other files,
> why not use autogen.sh?
> IMHO "aclocal; autoconf;" can also be dropped in your snippet.
>
> $ cd wayland
> $ ./autogen.sh --prefix=$PREFIX
>
> [7] Missing Debian packages for my system (note to myself):
>
> # apt-get install libffi-dev
> # apt-get install -t experimental libxcb-dri2-0-dev libxcb-xfixes0-dev
> # apt-get install libpoppler-glib-dev
>
> [8] Section Wayland:
> Is that somehow outdated?
>
> $ ./wayland-system-compositor -b my-image.jpg
>
> $ find wayland/ -name compositor
> wayland/compositor
> wayland/compositor/compositor
> wayland/compositor/.libs/compositor
>
> (Full find output below)
>
> So how to test now the Wayland/compositor?
>
> $ cd wayland/compositor
> $ LC_ALL=C ; LIBGL_DRIVERS_PATH=/opt/wayland/lib/dri ./compositor -b
> ../../backgrounds/dscn1843.jpg
> failed to initialize display
> Segmentation fault
>
> BTW, a test JPG shipped with source would be nice.
> Must it be JPG, can it be PNG? Not sure.
>
> $ ./compositor --help
> Usage:
>  lt-compositor [OPTION...]
>
> Help Options:
>  -h, --help           Show help options
>
> Application Options:
>  -b, --background     Background image
>  -c, --connector      KMS connector
>
> Can I force to use radeon-KMS as connector via --connector parameter?
> If YES, how?
>
> As I already said I am not sure what is exactly wrong.
>
> $ LIBGL_DRIVERS_PATH=/opt/wayland/lib/dri glxgears
>
> # lsof | grep glxgears | grep wayland
> glxgears  19925         sd  cwd       DIR        8,3     4096
> 519169 /home/sd/src/wayland
> glxgears  19925         sd  mem       REG        8,5 16644192
> 260789 /opt/wayland/lib/dri/r200_dri.so
>
> As you can see the mesa-dri driver is loaded from $PREFIX.
> Use LD_PRELOAD?
> Any other tricks?
>
> Not sure if my RV250 gfcard is too weak, missing HW or GL requiremnets
> or radeon-KMS with pageflipping not ready for wayland.
> (glxinfo.txt attached).
>
> I attached two strace outputs w/ and w/o LIBGL_DRIVERS_PATH:
>
> $ cd wayland/compositor
> $ LC_ALL=C strace ./compositor -b ../../backgrounds/dscn1843.jpg 2>
> ../../strace_compositor.log
> $ LC_ALL=C ; LIBGL_DRIVERS_PATH=/opt/wayland/lib/dri strace
> ./compositor -b ../../backgrounds/dscn1843.jpg 2>
> ../../strace_compositor_LIBGL_DRIVERS_PATH.log
>
> Last but not least, I have attached my build-scripts.
> If there is something wrong/missing, please let me know.
>
> Any feedback and help appreciated.
>
> Hope this helps to see Wayland on radeon-KMS.
>
> Kind Regards,
> - Sedat -
>
> References:
> [1] http://wayland.freedesktop.org/building.html
> [2] http://people.freedesktop.org/~agd5f/pflip/
> [3] http://cgit.freedesktop.org/xorg/lib/libxkbcommon/
>
> P.S.:
>
> ----- Packages with GIT log information -----
>
> $ cd $HOME/src/wayland
> $ for i in mesa libxkbcommon cairo wayland ; do BASEDIR=$(pwd) ; echo
> $i ; cd $i ; git log --pretty=short -1 | cat ; cd $BASEDIR ; done
> mesa
> commit 156e955c25ad4acd78d683c4def83769f0bb3ddb
> Author: Chia-I Wu <olv at lunarg.com>
>
>    autoconf: st/vega requires --enable-openvg.
> libxkbcommon
> commit f94a64cc08b47cdbfdfea5b5756340246fc391ed
> Author: Jon TURNEY <jon.turney at dronecode.org.uk>
>
>    Link with -no-undefined
> cairo
> commit 5b2ed2422dffb407d80ec38ac0502ba951368ad2
> Author: Uli Schlachter <psychon at znc.in>
>
>    xcb: Do not access flags directly
> wayland
> commit 012a00777129cbb84fa88ba1b02e1f3b2dd1b4f8
> Author: Kristian Høgsberg <krh at bitplanet.net>
>
>    Add small client for testing shm surfaces
>
> ----- ldconfig output ------
>
> # ldconfig -p | grep wayland
>        libxkbcommon.so.0 (libc6) => /opt/wayland/lib/libxkbcommon.so.0
>        libxkbcommon.so (libc6) => /opt/wayland/lib/libxkbcommon.so
>        libwayland-server.so.0 (libc6) =>
> /opt/wayland/lib/libwayland-server.so.0
>        libwayland-server.so (libc6) => /opt/wayland/lib/libwayland-server.so
>        libwayland-client.so.0 (libc6) =>
> /opt/wayland/lib/libwayland-client.so.0
>        libwayland-client.so (libc6) => /opt/wayland/lib/libwayland-client.so
>        libglut.so.3 (libc6) => /opt/wayland/lib/libglut.so.3
>        libglut.so (libc6) => /opt/wayland/lib/libglut.so
>        libcairo.so.2 (libc6) => /opt/wayland/lib/libcairo.so.2
>        libcairo.so (libc6) => /opt/wayland/lib/libcairo.so
>        libcairo-script-interpreter.so.2 (libc6) =>
> /opt/wayland/lib/libcairo-script-interpreter.so.2
>        libcairo-script-interpreter.so (libc6) =>
> /opt/wayland/lib/libcairo-script-interpreter.so
>        libcairo-gobject.so.2 (libc6) => /opt/wayland/lib/libcairo-gobject.so.2
>        libcairo-gobject.so (libc6) => /opt/wayland/lib/libcairo-gobject.so
>        libGLw.so.1 (libc6) => /opt/wayland/lib/libGLw.so.1
>        libGLw.so (libc6) => /opt/wayland/lib/libGLw.so
>        libGLU.so.1 (libc6) => /opt/wayland/lib/libGLU.so.1
>        libGLU.so (libc6) => /opt/wayland/lib/libGLU.so
>        libGLESv2.so.2 (libc6) => /opt/wayland/lib/libGLESv2.so.2
>        libGLESv2.so (libc6) => /opt/wayland/lib/libGLESv2.so
>        libGLESv1_CM.so.1 (libc6) => /opt/wayland/lib/libGLESv1_CM.so.1
>        libGLESv1_CM.so (libc6) => /opt/wayland/lib/libGLESv1_CM.so
>        libGL.so.1 (libc6) => /opt/wayland/lib/libGL.so.1
>        libGL.so (libc6) => /opt/wayland/lib/libGL.so
>        libEGL.so.1 (libc6) => /opt/wayland/lib/libEGL.so.1
>        libEGL.so (libc6) => /opt/wayland/lib/libEGL.so
>
> $ find wayland/ -name '*compositor*'
> wayland/compositor
> wayland/compositor/compositor
> wayland/compositor/compositor-x11.c
> wayland/compositor/compositor-x11.o
> wayland/compositor/.libs/lt-compositor
> wayland/compositor/.libs/compositor
> wayland/compositor/compositor-drm.o
> wayland/compositor/.deps/compositor-drm.Po
> wayland/compositor/.deps/compositor-x11.Po
> wayland/compositor/.deps/compositor.Po
> wayland/compositor/compositor.o
> wayland/compositor/compositor-drm.c
> wayland/compositor/compositor.c
> wayland/compositor/compositor.h
>
> - EOT -
>