gmt_xrandr_provider_problem

greg@moneypit ~/src $ cat /etc/X11/xinit/xinitrc.d/05-xrandr_gmt_hacks
#!/bin/sh

/usr/bin/xrandr --setprovideroutputsource 1 0

greg@moneypit ~/src $ cat /etc/X11/xorg.conf
Section "ServerFlags"
        Option "DontZap" "False"
        Option "BlankTime" "30"
        Option "StandbyTime" "31"
        Option "SuspendTime" "60"
        Option "OffTime" "120"
EndSection

Section "Device"
        Identifier "new"
        Driver "radeon"
        Option "Monitor-DVI-1" "DUAL-DVI"
        Option "Monitor-HDMI-1" "DELL 1704FPT"
        BusID "PCI:4:0:0"
EndSection

Section "Screen"
        Identifier "new"
        Device "new"
EndSection

Section "Screen"
        Identifier "old"
        Device "old"
EndSection

Section "Device"
        Identifier "old"
        Driver "radeon"
        BusID "PCI:3:0:0"
        Option "Monitor-DVI-1-0" "y"
EndSection

Section "Monitor"
        Identifier "DUAL-DVI"
        Option "DPMS" "True"
        ModeLine "2560x1440_96" 400.00 2560 2608 2640 2744 1440 1443 1448 1512 +hsync +vsync
        Option "PreferredMode" "2560x1440_96"
        Option "Primary" "True"
EndSection

Section "Monitor"
        Identifier "DELL 1704FPT"
        Option "DPMS" "True"
        Option "Enable" "False"
EndSection

Section "Monitor"
        Identifier "y"
        Option "DPMS" "True"
        Option "Enable" "False"
EndSection

greg@moneypit ~/src $ xrandr -q
Screen 0: minimum 320 x 200, current 5520 x 1440, maximum 16384 x 16384
DVI-1 disconnected primary (normal left inverted right x axis y axis)
DisplayPort-1 disconnected (normal left inverted right x axis y axis)
HDMI-1 connected 1280x1024+0+0 (normal left inverted right x axis y axis) 338mm x 270mm
   1280x1024      60.0*+   75.0
   1152x864       75.0
   1024x768       75.1     60.0
   800x600        75.0     60.3
   640x480        75.0     60.0
   720x400        70.1
DisplayPort-1-0 disconnected (normal left inverted right x axis y axis)
HDMI-1-0 disconnected (normal left inverted right x axis y axis)
DVI-1-0 connected 1680x1050+3840+195 (normal left inverted right x axis y axis) 433mm x 270mm
   1680x1050      59.9*+
  2560x1440_96 (0x95)  400.0MHz
        h: width  2560 start 2608 end 2640 total 2744 skew    0 clock  145.8KHz
        v: height 1440 start 1443 end 1448 total 1512           clock   96.4Hz
  2560x1440 (0x96)  241.5MHz
        h: width  2560 start 2608 end 2640 total 2720 skew    0 clock   88.8KHz
        v: height 1440 start 1443 end 1448 total 1481           clock   60.0Hz

greg@moneypit ~/src $ xrandr --display HDMI-1 --auto
Can't open display HDMI-1

greg@moneypit ~/src $ xrandr --display 0x93 --auto
Can't open display 0x93

greg@moneypit ~/src $ gdb `which xrandr`
GNU gdb (Gentoo 7.7.1 p1) 7.7.1
Copyright (C) 2014 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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and "show warranty" for details.
This GDB was configured as "x86_64-pc-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://bugs.gentoo.org/>.
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<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /usr/bin/xrandr...Reading symbols from /usr/lib64/debug//usr/bin/xrandr.debug...done.
done.
(gdb) set args --output HDMI-1 --auto
(gdb) break main
Breakpoint 1 at 0x401f30: file /usr/src/debug/x11-apps/xrandr-1.4.1/xrandr-1.4.1/xrandr.c, line 2474.
(gdb) run
Starting program: /usr/bin/xrandr --output HDMI-1 --auto
warning: Could not load shared library symbols for linux-vdso.so.1.
Do you need "set solib-search-path" or "set sysroot"?
warning: the debug information found in "/usr/lib64/debug//lib64/libm-2.19.so.debug" does not match "/lib64/libm.so.6" (CRC mismatch).

warning: the debug information found in "/usr/lib64/debug/lib64/libm-2.19.so.debug" does not match "/lib64/libm.so.6" (CRC mismatch).


Breakpoint 1, main (argc=4, argv=0x7fffffffd198) at /usr/src/debug/x11-apps/xrandr-1.4.1/xrandr-1.4.1/xrandr.c:2474
2474    {
(gdb) break exit
Breakpoint 2 at 0x7ffff723f878: file exit.c, line 103.
(gdb) cont
Continuing.
/usr/bin/xrandr: cannot find output 0x58

Breakpoint 2, __GI_exit (status=status@entry=1) at exit.c:103
103     {
(gdb) bt
#0  __GI_exit (status=status@entry=1) at exit.c:103
#1  0x0000000000407aa0 in fatal (format=format@entry=0x40a065 "cannot find output 0x%lx\n") at /usr/src/debug/x11-apps/xrandr-1.4.1/xrandr-1.4.1/xrandr.c:167
#2  0x0000000000404065 in mark_changing_crtcs () at /usr/src/debug/x11-apps/xrandr-1.4.1/xrandr-1.4.1/xrandr.c:1862
#3  main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/x11-apps/xrandr-1.4.1/xrandr-1.4.1/xrandr.c:3271
(gdb) up
#1  0x0000000000407aa0 in fatal (format=format@entry=0x40a065 "cannot find output 0x%lx\n") at /usr/src/debug/x11-apps/xrandr-1.4.1/xrandr-1.4.1/xrandr.c:167
167         exit (1);
(gdb)
#2  0x0000000000404065 in mark_changing_crtcs () at /usr/src/debug/x11-apps/xrandr-1.4.1/xrandr-1.4.1/xrandr.c:1862
1862                if (!output) fatal ("cannot find output 0x%lx\n",
(gdb) list mark_changing_crtcs
1847    static void
1848    mark_changing_crtcs (void)
1849    {
1850        int c;
1851
1852        for (c = 0; c < num_crtcs; c++)
1853        {
1854            crtc_t      *crtc = &crtcs[c];
1855            int         o;
1856            output_t    *output;
(gdb)
1857
1858            /* walk old output list (to catch disables) */
1859            for (o = 0; o < crtc->crtc_info->noutput; o++)
1860            {
1861                output = find_output_by_xid (crtc->crtc_info->outputs[o]);
1862                if (!output) fatal ("cannot find output 0x%lx\n",
1863                                    crtc->crtc_info->outputs[o]);
1864                if (output->changes)
1865                    crtc->changing = True;
1866            }
(gdb)
1867            /* walk new output list */
1868            for (o = 0; o < crtc->noutput; o++)
1869            {
1870                output = crtc->outputs[o];
1871                if (output->changes)
1872                    crtc->changing = True;
1873            }
1874        }
1875    }
1876
(gdb) print o
$1 = 0
(gdb) print *crtc
$2 = {crtc = {kind = (name_xid | name_index), string = 0x0, xid = 79, index = 6}, changing = 0, crtc_info = 0x61f1c0, mode_info = 0x61e3d0, panning_info = 0x0, x = 3840, y = 195, rotation = 1,
  outputs = 0x6207f0, noutput = 1, current_transform = {transform = {matrix = {{65536, 0, 0}, {0, 65536, 0}, {0, 0, 65536}}}, filter = 0x61f270 "", nparams = 0, params = 0x61f290}, pending_transform = {
    transform = {matrix = {{65536, 0, 0}, {0, 65536, 0}, {0, 0, 65536}}}, filter = 0x620810 "", nparams = 0, params = 0x620830}}
(gdb) print *crtc->crtc_info
$3 = {timestamp = 96523279, x = 3840, y = 195, width = 1680, height = 1050, mode = 90, rotation = 1, noutput = 1, outputs = 0x61f200, rotations = 63, npossible = 4, possible = 0x61f208}
(gdb) print crtc->crtc_info->outputs[0]
$4 = 88
(gdb) print (void*) crtc->crtc_info->outputs[0]
$5 = (void *) 0x58
(gdb) cont
Continuing.
[Inferior 1 (process 5110) exited with code 01]
(gdb) q
greg@moneypit ~/src $