Fails to send current mode on monitor hotplug
This is what phosh sees:
(phosh:23535): phosh-monitor-manager-DEBUG: 15:33:03.267: New head 0x55bd31196740
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 is named HDMI-A-1
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has description Dell Inc. DELL U2717D J0XYN71G742L (HDMI-A-1)
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has physical size 600x340
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd32cc1840
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd31f4d550
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd312503a0
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd312832d0
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd30ed7b00
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd30f52770
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd3150eaa0
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd311b8b10
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd311cb000
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd31f51e50
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd333126a0
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd30fb7620
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd310d6000
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd3121ed00
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd312822c0
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd311ce2c0
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd311b8800
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd30fb1180
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd311e6150
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd30f85600
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd3100c560
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd30fdada0
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd30fc6b50
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd31345e90
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd30ef4c50
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd30f6a480
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd30f4d100
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd322807a0
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd32c107e0
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 has mode 0x55bd31761c00
(phosh:23535): phosh-head-DEBUG: 15:33:03.268: Head 0x55bd31196740 is disabled
(phosh:23535): phosh-monitor-manager-DEBUG: 15:33:03.268: Got zwlr_output_serial 1979
(phosh:23535): phosh-monitor-DEBUG: 15:33:03.268: Monitor 0x7f4d5c00b460: Logical pos: 2560,0
(phosh:23535): phosh-monitor-DEBUG: 15:33:03.268: Monitor 0x7f4d5c00b460: Logical size: 1920x1080
(phosh:23535): phosh-monitor-manager-DEBUG: 15:33:03.269: Monitor 0x55bd311081f0 added
(phosh:23535): phosh-head-DEBUG: 15:33:03.269: Head 0x55bd31196740 is enabled
(phosh:23535): phosh-head-DEBUG: 15:33:03.269: Head 0x55bd311d2ca0 has pos 2560,0
(phosh:23535): phosh-monitor-manager-DEBUG: 15:33:03.269: Got zwlr_output_serial 1980
(phosh:23535): phosh-monitor-DEBUG: 15:33:03.285: handle geometry output 0x55bd311081f0, position 0 0, size 600x340, subpixel layout 0, vendor Dell Inc., product DELL U2717D, transform 0
(phosh:23535): phosh-monitor-DEBUG: 15:33:03.285: handle mode output 0x55bd311081f0: 2560x1440@59951
(phosh:23535): phosh-monitor-DEBUG: 15:33:03.285: Monitor 0x55bd311081f0: Connector name is HDMI-A-1
(phosh:23535): phosh-monitor-DEBUG: 15:33:03.285: Output description is Dell Inc. DELL U2717D J0XYN71G742L (HDMI-A-1)
(phosh:23535): phosh-monitor-DEBUG: 15:33:03.285: Monitor 0x55bd311081f0: Logical pos: 0,0
(phosh:23535): phosh-monitor-DEBUG: 15:33:03.285: Monitor 0x55bd311081f0: Logical size: 2560x1440
(phosh:23535): phosh-monitor-DEBUG: 15:33:03.288: Monitor HDMI-A-1 enabled
so the head gets enabled but phoc/wlroots fails to update the current mode - the WL_DEBUG
output also doesn't show any current-mode being emitted. I'll have a look.