Unable to display graphics on two screens connected
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
Linaro Ubuntu |
Won't Fix
|
Medium
|
Unassigned | ||
ubuntu-omap4-extras-graphics |
Confirmed
|
Medium
|
Unassigned |
Bug Description
When two displays are connected to PandaBoard then only one is displaying something:
1. boot with DVI and HDMI connected - only DVI one works (when it get unplugged then no graphics at all)
2. boot with DVI and then connect HDMI one - only DVI works
3. boot with HDMI and then connect DVI one - only HDMI works
4. boot without monitors, connect HDMI - I got:
[ 109.568664] omapdss HDMI error: Failed to program DDC
[ 109.583587] omapdss HDMI error: E-EDID checksum failed!!
[ 109.648529] omapdss HDMI error: Failed to program DDC
[ 109.724914] omapdss HDMI error: Failed to program DDC
[ 109.781311] omapdss HDMI error: Failed to program DDC
and then:
Screen 0: minimum 640 x 480, current 1024 x 768, maximum 2048 x 2048
pvr0 disconnected
pvr1 connected
1024x768 60.0
800x600 60.3
848x480 60.0
When connected DVI cable:
[ 508.846557] omapdss HDMI error: Failed to program DDC
[ 508.865447] omapdss HDMI error: Failed to program DDC
Screen 0: minimum 640 x 480, current 1024 x 768, maximum 2048 x 2048
pvr0 connected
1280x960 59.9
1280x720 59.7
720x480 59.9
720x400 70.1
pvr1 connected
1024x768 60.0
800x600 60.3
848x480 60.0
linaro@
[ 516.352142] omapdss HDMI error: Failed to program DDC
--auto
[ 519.346923] omapdss HDMI error: Failed to program DDC
[ 519.366333] omapdss HDMI error: Failed to program DDC
linaro@
[ 520.973754] omapdss HDMI error: Failed to program DDC
[ 520.992523] omapdss HDMI error: Failed to program DDC
Changed in ubuntu-omap4-extras-graphics: | |
status: | New → Confirmed |
importance: | Undecided → Low |
Changed in linaro-ubuntu: | |
status: | New → Confirmed |
importance: | Undecided → Medium |
Changed in ubuntu-omap4-extras-graphics: | |
importance: | Low → Medium |
Changed in linaro-ubuntu: | |
status: | Confirmed → Won't Fix |
Can you post the kernel and sgx packages you used?