https://bugs.freedesktop.org/show_bug.cgi?id=34741
Summary: Freezes every 10 seconds when polling DP connections
(by default)
Product: xorg
Version: unspecified
Platform: All
OS/Version: Linux (All)
Status: NEW
Severity: minor
Priority: medium
Component: Driver/nouveau
AssignedTo: [email protected]
ReportedBy: [email protected]
QAContact: [email protected]
Created an attachment (id=43839)
--> (https://bugs.freedesktop.org/attachment.cgi?id=43839)
dmesg output
Ubuntu 11.04 Alpha 2
HP EliteBook 8440p
Quadro NVS 3100M
If "drm_kms_helper poll" option is enabled (by default), the system freezes for
0.3 seconds every 10 seconds when polling DP connections.
dmesg output:
...
[ 242.324730] [drm] nouveau 0000:01:00.0: nouveau_dp_auxch:489 - ch 0 cmd 4
addr 0x50 len 1
[ 242.482252] [drm:output_poll_execute], [CONNECTOR:11:DP-1] status updated
from 2 to 2
[ 242.482261] [drm] nouveau 0000:01:00.0: nouveau_dp_auxch:489 - ch 2 cmd 4
addr 0x50 len 1
[ 242.641851] [drm:output_poll_execute], [CONNECTOR:14:DP-2] status updated
from 2 to 2
...
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