[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 Martin Peres changed: What|Removed |Added Resolution|--- |MOVED Status|NEW

initial displaylink kms driver + drm hotplug

Hi, There, Our company build an USB plug&play second display by using displaylink chip. Displaylink linux driver works Ubuntu 13.1 but not on (Ubuntu 12.04, or Red Hat/CentOS 5 and 6 (32/64 bit) and newer or Suse Linux Enterprise POS 11 (32/64 bit) and newer) We need someone who can help to so

DRM Hotplug

Hi On Sat, Feb 8, 2014 at 1:16 AM, Rian Quinn wrote: > I noticed that the hotplug IOTCLs were removed. How are monitor hotplug > events captured? You get a "change"-uevent on the card-node. Use libudev with udev_monitor to listen for them. Hotplug-events will have HOTPLUG=1 as uevent-variable.

DRM Hotplug

I noticed that the hotplug IOTCLs were removed. How are monitor hotplug events captured? Thanks, - Rian -- next part -- An HTML attachment was scrubbed... URL:

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #10 from Harald Judt --- I didn't disable polling. However, if the patches haven't been merged upstream yet, then it's clear that it will not work. Thanks for clarification. -- You are receiving this mail because: You are the assign

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #9 from Alex Deucher --- (In reply to comment #8) > Reproducible with linux-3.6.0-rc6. If it is a duplicate of bug 51042, > shouldn't this be fixed now, or have the patches referenced in that bug not > been committed yet > (http://com

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #10 from Harald Judt --- I didn't disable polling. However, if the patches haven't been merged upstream yet, then it's clear that it will not work. Thanks for clarification. -- You are receiving this mail because: You are the assign

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #9 from Alex Deucher --- (In reply to comment #8) > Reproducible with linux-3.6.0-rc6. If it is a duplicate of bug 51042, > shouldn't this be fixed now, or have the patches referenced in that bug not > been committed yet > (http://com

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #8 from Harald Judt 2012-09-21 16:05:14 UTC --- Reproducible with linux-3.6.0-rc6. If it is a duplicate of bug 51042, shouldn't this be fixed now, or have the patches referenced in that bug not been committed yet (http://comments.gman

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #8 from Harald Judt 2012-09-21 16:05:14 UTC --- Reproducible with linux-3.6.0-rc6. If it is a duplicate of bug 51042, shouldn't this be fixed now, or have the patches referenced in that bug not been committed yet (http://comments.gman

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #6 from Harald Judt 2012-06-14 16:09:16 PDT --- Yes, the computer prints these everytime I plug or unplug the HDMI monitor: [drm:evergreen_irq_process], IH: HPD6 There are exactly 6 such messages to be found in dmesg, that would exa

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #5 from Alex Deucher 2012-06-14 15:20:27 PDT --- Can you see if the hw is still generating interrupts? Enable drm debugging (boot with drm.debug=1 on the kernel command line in grub or as root: echo 1 > /sys/module/drm/parameters/de

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #4 from Harald Judt 2012-06-14 15:14:51 PDT --- Ok, tried again with 3.4.0 final. First, no HDMI monitor connected: Evergreen HDMI regs: 0x601c 0x (0) 0x6028 0x050ff012 (84930578) 0x6034 0x0012 (18) 0x6040 0x

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #7 from Alex Deucher 2012-06-14 16:44:11 UTC --- ok, so the hw is working fine, the event is just not getting propagated to userspace properly. Might be a duplicate of bug 51042. -- Configure bugmail: https://bugs.freedesktop.org/u

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #7 from Alex Deucher 2012-06-14 16:44:11 UTC --- ok, so the hw is working fine, the event is just not getting propagated to userspace properly. Might be a duplicate of bug 51042. -- Configure bugmail: https://bugs.freedesktop.org/

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #6 from Harald Judt 2012-06-14 16:09:16 PDT --- Yes, the computer prints these everytime I plug or unplug the HDMI monitor: [drm:evergreen_irq_process], IH: HPD6 There are exactly 6 such messages to be found in dmesg, that would exa

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #5 from Alex Deucher 2012-06-14 15:20:27 PDT --- Can you see if the hw is still generating interrupts? Enable drm debugging (boot with drm.debug=1 on the kernel command line in grub or as root: echo 1 > /sys/module/drm/parameters/deb

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #4 from Harald Judt 2012-06-14 15:14:51 PDT --- Ok, tried again with 3.4.0 final. First, no HDMI monitor connected: Evergreen HDMI regs: 0x601c 0x (0) 0x6028 0x050ff012 (84930578) 0x6034 0x0012 (18) 0x6040 0x

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #3 from Harald Judt 2012-05-20 05:05:10 PDT --- Changing the register value using radeonreg also doesn't work: radeonreg regset 0x6058 0x OLD: 0x6058 (6058) 0xff0ff000 (-15732736) NEW: 0x6058 (6058) 0xff0ff000 (-157

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #3 from Harald Judt 2012-05-20 05:05:10 PDT --- Changing the register value using radeonreg also doesn't work: radeonreg regset 0x6058 0x OLD: 0x6058 (6058) 0xff0ff000 (-15732736) NEW: 0x6058 (6058) 0xff0ff000 (-157

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #2 from Harald Judt 2012-05-18 06:45:13 PDT --- BTW: Connecting HDMI again shows the following values: HDMI connected: 0x601c 0x (0) 0x6028 0x0612 (100663314) 0x6034 0x0012 (18) 0x6040 0x (0) 0x604c 0x

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #1 from Harald Judt 2012-05-18 06:35:44 PDT --- Ok, I've run radeonreg, here is the output: Before HDMI connected: 0x601c 0x (0) 0x6028 0x0612 (100663314) 0x6034 0x0012 (18) 0x6040 0x (0) 0x604c 0x000

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #2 from Harald Judt 2012-05-18 06:45:13 PDT --- BTW: Connecting HDMI again shows the following values: HDMI connected: 0x601c 0x (0) 0x6028 0x0612 (100663314) 0x6034 0x0012 (18) 0x6040 0x (0) 0x604c 0x

[Bug 49943] radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 --- Comment #1 from Harald Judt 2012-05-18 06:35:44 PDT --- Ok, I've run radeonreg, here is the output: Before HDMI connected: 0x601c 0x (0) 0x6028 0x0612 (100663314) 0x6034 0x0012 (18) 0x6040 0x (0) 0x604c 0x000

[Bug 49943] New: radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 Bug #: 49943 Summary: radeon/drm: Hotplug udev events stop working Classification: Unclassified Product: DRI Version: XOrg CVS Platform: All OS/Version: Linux (All

[Bug 49943] New: radeon/drm: Hotplug udev events stop working

https://bugs.freedesktop.org/show_bug.cgi?id=49943 Bug #: 49943 Summary: radeon/drm: Hotplug udev events stop working Classification: Unclassified Product: DRI Version: XOrg CVS Platform: All OS/Version: Linux (All

initial displaylink kms driver + drm hotplug

This series contains some changes to the drm to allow for better hotplug support for usb devices, along with the initial displaylink KMS driver. This relies on an fbdev patch that is in fbdev-next from Kay Sievers. (remove sysfs framebuffer device with USB .disconnect) The initial changes just al

initial displaylink kms driver + drm hotplug

This series contains some changes to the drm to allow for better hotplug support for usb devices, along with the initial displaylink KMS driver. This relies on an fbdev patch that is in fbdev-next from Kay Sievers. (remove sysfs framebuffer device with USB .disconnect) The initial changes just al