[Bug 114031] New: Radeon Kernel Mode Setting sets wrong mode on Acer Z5610
bugzilla-daemon at bugzilla.kernel.org
bugzilla-daemon at bugzilla.kernel.org
Tue Mar 8 16:32:05 UTC 2016
https://bugzilla.kernel.org/show_bug.cgi?id=114031
Bug ID: 114031
Summary: Radeon Kernel Mode Setting sets wrong mode on Acer
Z5610
Product: Drivers
Version: 2.5
Kernel Version: 4.3.6
Hardware: All
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Video(DRI - non Intel)
Assignee: drivers_video-dri at kernel-bugs.osdl.org
Reporter: massimo.burcheri at gmx.de
Regression: No
This is an All-in-One PC, model Acer Z5610.
$ lspci |grep VGA
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI]
RV730/M96-XT [Mobility Radeon HD 4670]
As of current kernel 4.3.6, all recent kernels beginning from >3.18.0 are
setting wrong KMS modes:
head -n1 /sys/class/drm/card0-LVDS-1/modes
1680x1050
This should be the native 1980x1080 resolution.
Last kernel doing that right: 3.18.0
$ xrandr --verbose
Screen 0: minimum 320 x 200, current 1400 x 1050, maximum 8192 x 8192
LVDS connected 1400x1050+0+0 (0x54) normal (normal left inverted right x axis y
axis) 0mm x 0mm
Identifier: 0x51
Timestamp: 24630
Subpixel: horizontal rgb
Gamma: 1.0:1.0:1.0
Brightness: 1.0
Clones:
CRTC: 0
CRTCs: 0 1
Transform: 1.000000 0.000000 0.000000
0.000000 1.000000 0.000000
0.000000 0.000000 1.000000
filter:
scaling mode: Full
supported: None, Full, Center, Full aspect
1680x1050 (0x53) 146.250MHz -HSync +VSync
h: width 1680 start 1784 end 1960 total 2240 skew 0 clock 65.29KHz
v: height 1050 start 1053 end 1059 total 1089 clock 59.95Hz
1400x1050 (0x54) 121.750MHz -HSync +VSync *current
h: width 1400 start 1488 end 1632 total 1864 skew 0 clock 65.32KHz
v: height 1050 start 1053 end 1057 total 1089 clock 59.98Hz
1280x1024 (0x55) 109.000MHz -HSync +VSync
h: width 1280 start 1368 end 1496 total 1712 skew 0 clock 63.67KHz
v: height 1024 start 1027 end 1034 total 1063 clock 59.89Hz
1440x900 (0x56) 106.500MHz -HSync +VSync
h: width 1440 start 1528 end 1672 total 1904 skew 0 clock 55.93KHz
v: height 900 start 903 end 909 total 934 clock 59.89Hz
1280x960 (0x57) 101.250MHz -HSync +VSync
h: width 1280 start 1360 end 1488 total 1696 skew 0 clock 59.70KHz
v: height 960 start 963 end 967 total 996 clock 59.94Hz
1280x854 (0x58) 89.250MHz -HSync +VSync
h: width 1280 start 1352 end 1480 total 1680 skew 0 clock 53.12KHz
v: height 854 start 857 end 867 total 887 clock 59.89Hz
1280x800 (0x59) 83.500MHz -HSync +VSync
h: width 1280 start 1352 end 1480 total 1680 skew 0 clock 49.70KHz
v: height 800 start 803 end 809 total 831 clock 59.81Hz
1280x720 (0x5a) 74.500MHz -HSync +VSync
h: width 1280 start 1344 end 1472 total 1664 skew 0 clock 44.77KHz
v: height 720 start 723 end 728 total 748 clock 59.86Hz
1152x768 (0x5b) 71.750MHz -HSync +VSync
h: width 1152 start 1216 end 1328 total 1504 skew 0 clock 47.71KHz
v: height 768 start 771 end 781 total 798 clock 59.78Hz
1024x768 (0x5c) 63.500MHz -HSync +VSync
h: width 1024 start 1072 end 1176 total 1328 skew 0 clock 47.82KHz
v: height 768 start 771 end 775 total 798 clock 59.92Hz
800x600 (0x5d) 38.250MHz -HSync +VSync
h: width 800 start 832 end 912 total 1024 skew 0 clock 37.35KHz
v: height 600 start 603 end 607 total 624 clock 59.86Hz
848x480 (0x5e) 31.500MHz -HSync +VSync
h: width 848 start 872 end 952 total 1056 skew 0 clock 29.83KHz
v: height 480 start 483 end 493 total 500 clock 59.66Hz
720x480 (0x5f) 26.750MHz -HSync +VSync
h: width 720 start 744 end 808 total 896 skew 0 clock 29.85KHz
v: height 480 start 483 end 493 total 500 clock 59.71Hz
640x480 (0x60) 23.750MHz -HSync +VSync
h: width 640 start 664 end 720 total 800 skew 0 clock 29.69KHz
v: height 480 start 483 end 487 total 500 clock 59.38Hz
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