[Intel-gfx] xrandr doesn't show modes that EDID finds

Ma, Ling ling.ma at intel.com
Tue Jul 21 05:45:11 CEST 2009



>-----Original Message-----
>From: intel-gfx-bounces at lists.freedesktop.org
>[mailto:intel-gfx-bounces at lists.freedesktop.org] On Behalf Of dolphinling
>Sent: 2009年7月21日 11:35
>To: intel-gfx at lists.freedesktop.org
>Subject: [Intel-gfx] xrandr doesn't show modes that EDID finds
>
>I have a computer with an 845 graphics chipset and a sun monitor (don't know
>the
>exact monitor model, can get it if necessary). xrandr does not show many of the
>modes that the monitor supports (most notably, anything over 1280x1024)
>
>The monitor is a 21 inch CRT with two inputs: input 1 is a 13W3 connector, and
>input 2 is a vga connector. Input 2 is the one in use.
>
>The kernel is a current git drm-intel-next, with KMS. The X server is 1.6.2,
>xf86-video-intel is current git, and xrandr, libXrandr, and randrproto are all
>version 1.3.0.
>
>
>The following shows in Xorg.0.log:
>
>(II) intel(0): EDID vendor "SUN", prod id 1399
>(II) intel(0): DDCModeFromDetailedTiming: 1280x1024 Warning: We only handle
>separate sync.
>(II) intel(0): Using hsync ranges from config file
>(II) intel(0): Using vrefresh ranges from config file
>(II) intel(0): Printing DDC gathered Modelines:
>(II) intel(0): Modeline "1280x1024"x0.0  135.00  1280 1312 1376 1664  1024
>1026
>1034 1066 -hsync -vsync (81.1 kHz)
>(II) intel(0): Modeline "800x600"x0.0   40.00  800 840 968 1056  600 601 605
>628
>+hsync +vsync (37.9 kHz)
>(II) intel(0): Modeline "800x600"x0.0   36.00  800 824 896 1024  600 601 603
>625
>+hsync +vsync (35.2 kHz)
>(II) intel(0): Modeline "640x480"x0.0   31.50  640 656 720 840  480 481 484 500
>-hsync -vsync (37.5 kHz)
>(II) intel(0): Modeline "640x480"x0.0   31.50  640 664 704 832  480 489 492 520
>-hsync -vsync (37.9 kHz)
>(II) intel(0): Modeline "640x480"x0.0   30.24  640 704 768 864  480 483 486 525
>-hsync -vsync (35.0 kHz)
>(II) intel(0): Modeline "640x480"x0.0   25.18  640 656 752 800  480 490 492 525
>-hsync -vsync (31.5 kHz)
>(II) intel(0): Modeline "720x400"x0.0   35.50  720 738 846 900  400 421 423 449
>-hsync -vsync (39.4 kHz)
>(II) intel(0): Modeline "720x400"x0.0   28.32  720 738 846 900  400 412 414 449
>-hsync +vsync (31.5 kHz)
>(II) intel(0): Modeline "1280x1024"x0.0  135.00  1280 1296 1440 1688  1024
>1025
>1028 1066 +hsync +vsync (80.0 kHz)
>(II) intel(0): Modeline "1024x768"x0.0   78.75  1024 1040 1136 1312  768 769
>772
>800 +hsync +vsync (60.0 kHz)
>(II) intel(0): Modeline "1024x768"x0.0   75.00  1024 1048 1184 1328  768 771
>777
>806 -hsync -vsync (56.5 kHz)
>(II) intel(0): Modeline "1024x768"x0.0   65.00  1024 1048 1184 1344  768 771
>777
>806 -hsync -vsync (48.4 kHz)
>(II) intel(0): Modeline "1024x768"x0.0   44.90  1024 1032 1208 1264  768 768
>772
>817 interlace +hsync +vsync (35.5 kHz)
>(II) intel(0): Modeline "832x624"x0.0   57.28  832 864 928 1152  624 625 628
>667
>-hsync -vsync (49.7 kHz)
>(II) intel(0): Modeline "800x600"x0.0   49.50  800 816 896 1056  600 601 604
>625
>+hsync +vsync (46.9 kHz)
>(II) intel(0): Modeline "800x600"x0.0   50.00  800 856 976 1040  600 637 643
>666
>+hsync +vsync (48.1 kHz)
>(II) intel(0): Modeline "1152x864"x0.0  108.00  1152 1216 1344 1600  864 865
>868
>900 +hsync +vsync (67.5 kHz)
>(II) intel(0): Modeline "1280x1024"x76.0  141.82  1280 1376 1512 1744  1024
>1025
>1028 1070 -hsync +vsync (81.3 kHz)
>(II) intel(0): Modeline "1152x921"x76.0  113.47  1152 1224 1352 1552  921 922
>925 962 -hsync +vsync (73.1 kHz)
>(II) intel(0): Modeline "1280x1024"x0.0  135.00  1280 1296 1440 1688  1024
>1025
>1028 1066 +hsync +vsync (80.0 kHz)
>(II) intel(0): Modeline "1280x1024"x67.0  123.19  1280 1368 1504 1728  1024
>1025
>1028 1064 -hsync +vsync (71.3 kHz)
>(II) intel(0): Modeline "1152x921"x66.0   97.02  1152 1224 1344 1536  921 922
>925 957 -hsync +vsync (63.2 kHz)
>(II) intel(0): Modeline "1024x768"x0.0   78.75  1024 1040 1136 1312  768 769
>772
>800 +hsync +vsync (60.0 kHz)
>(II) intel(0): Modeline "1600x1200"x0.0  202.50  1600 1664 1856 2160  1200
>1201
>1204 1250 +hsync +vsync (93.8 kHz)
>(II) intel(0): Modeline "1280x1024"x112.0  215.25  1280 1376 1520 1760  1024
>1025 1028 1092 -hsync +vsync (122.3 kHz)
>
>
>xrandr -q gives the following:
>Screen 0: minimum 320 x 200, current 1280 x 1024, maximum 2048 x 2048
>VGA1 connected 1280x1024+0+0 (normal left inverted right x axis y axis) 364mm
>x
>291mm
>    1280x1024      75.0*
>    1152x864       75.0
>    1024x768       75.1     70.1     60.0
>    832x624        74.6
>    800x600        72.2     75.0     60.3     56.2
>    640x480        72.8     75.0     66.7     60.0
>    720x400        87.8     70.1
>
>
>--
The issue looks like freedescktop.org bug #22780, could you please
try the debug patch http://bugs.freedesktop.org/attachment.cgi?id=27838, and
upload dmesg?
Thanks
Ma Ling

>dolphinling
><http://dolphinling.net/>
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