xrandr: switching resolutions works only for first connected display (or DVI if both are connected)
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
ubuntu-omap4-extras-graphics |
New
|
Undecided
|
Unassigned |
Bug Description
When Panda has two monitors connected there is no way to get the one connected to HDMI output to display something. DVI connected monitor (FullHD one) is using 1280x960 resolution and offers few other ones:
linaro@
Screen 0: minimum 640 x 480, current 1280 x 960, maximum 2048 x 2048
pvr0 connected 1280x960+0+0 478mm x 269mm
1280x960 59.9*
1280x720 59.7
720x480 59.9
720x400 70.1
pvr1 connected
1920x1080 60.0 +
1680x1050 60.0 59.9
1400x1050 59.9
1280x1024 60.0
1440x900 59.9
1280x960 60.0
1024x768 60.0
800x600 60.3
640x480 60.0
But any attempt to turn on HDMI connected monitor (also FullHD one) fails:
linaro@
xrandr: cannot find crtc for output pvr1
Rebooted with only HDMI connected:
linaro@ linaro: /root$ xrandr linaro: /root$ xrandr --output pvr1 --mode 1400x1050 linaro: /root$ xrandr
Screen 0: minimum 640 x 480, current 1920 x 1080, maximum 2048 x 2048
pvr0 disconnected
pvr1 connected 1920x1080+0+0 478mm x 269mm
1920x1080 60.0*+
1680x1050 60.0 59.9
1400x1050 59.9
1280x1024 60.0
1440x900 59.9
1280x960 60.0
1024x768 60.0
800x600 60.3
640x480 60.0
linaro@
[ 80.690277] omapdss DISPC error: timeout waiting for EVSYNC
[ 80.791717] omapdss DISPC error: timeout waiting for EVSYNC
[ 80.932312] omapdss DISPC error: timeout waiting for EVSYNC
linaro@
Screen 0: minimum 640 x 480, current 1400 x 1050, maximum 2048 x 2048
pvr0 disconnected
pvr1 connected 1400x1050+0+0 478mm x 269mm
1920x1080 60.0 +
1680x1050 60.0 59.9
1400x1050 59.9*
1280x1024 60.0
1440x900 59.9
1280x960 60.0
1024x768 60.0
800x600 60.3
640x480 60.0
Connected DVI one:
linaro@ linaro: /root$ xrandr linaro: /root$ xrandr --output pvr0 --auto
Screen 0: minimum 640 x 480, current 1400 x 1050, maximum 2048 x 2048
pvr0 connected
1280x960 59.9
1280x720 59.7
720x480 59.9
720x400 70.1
pvr1 connected 1400x1050+0+0 478mm x 269mm
1920x1080 60.0 +
1680x1050 60.0 59.9
1400x1050 59.9*
1280x1024 60.0
1440x900 59.9
1280x960 60.0
1024x768 60.0
800x600 60.3
640x480 60.0
linaro@
xrandr: cannot find crtc for output pvr0
Nothing visible on DVI screen.