Bug#751545:
I have a radeon 7850 on with an Intel Haswell CPU and still get the same
issue using xserver-xorg-video-radeon 1:7.4.0-1 package in testing.
I don't use any xorg.conf file.
# cat /var/log/Xorg.0.log | grep "EE\|WW"
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[ 6.620] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not
exist.
[ 6.624] Initializing built-in extension MIT-SCREEN-SAVER
[ 6.643] (WW) Falling back to old probe method for modesetting
[ 6.644] (WW) Falling back to old probe method for fbdev
[ 6.644] (WW) Falling back to old probe method for vesa
[ 6.887] (WW) RADEON(0): Direct rendering disabled
[ 6.913] (EE) AIGLX: reverting to software rendering
[ 7.007] (WW) evdev: Logitech USB Keyboard: ignoring absolute axes.
# glxinfo | grep OpenGL
OpenGL vendor string: VMware, Inc.
OpenGL renderer string: Gallium 0.4 on llvmpipe (LLVM 3.4, 256 bits)
OpenGL version string: 3.0 Mesa 10.2.1
OpenGL shading language version string: 1.30
OpenGL context flags: (none)
OpenGL extensions:
$ lsmod | grep radeon
radeon 1285868 2
ttm 69624 1 radeon
drm_kms_helper 39892 1 radeon
drm 236561 4 ttm,drm_kms_helper,radeon
i2c_algo_bit 12751 1 radeon
i2c_core 24228 5
drm,i2c_i801,drm_kms_helper,i2c_algo_bit,radeon
# lspci
00:00.0 Host bridge: Intel Corporation 4th Gen Core Processor DRAM
Controller (rev 06)
00:01.0 PCI bridge: Intel Corporation Xeon E3-1200 v3/4th Gen Core
Processor PCI Express x16 Controller (rev 06)
00:14.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset
Family USB xHCI (rev 05)
00:16.0 Communication controller: Intel Corporation 8 Series/C220 Series
Chipset Family MEI Controller #1 (rev 04)
00:1a.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset
Family USB EHCI #2 (rev 05)
00:1b.0 Audio device: Intel Corporation 8 Series/C220 Series Chipset
High Definition Audio Controller (rev 05)
00:1c.0 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset
Family PCI Express Root Port #1 (rev d5)
00:1c.2 PCI bridge: Intel Corporation 8 Series/C220 Series Chipset
Family PCI Express Root Port #3 (rev d5)
00:1d.0 USB controller: Intel Corporation 8 Series/C220 Series Chipset
Family USB EHCI #1 (rev 05)
00:1f.0 ISA bridge: Intel Corporation B85 Express LPC Controller (rev
05)
00:1f.2 SATA controller: Intel Corporation 8 Series/C220 Series Chipset
Family 6-port SATA Controller 1 [AHCI mode] (rev 05)
00:1f.3 SMBus: Intel Corporation 8 Series/C220 Series Chipset Family
SMBus Controller (rev 05)
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc.
[AMD/ATI] Pitcairn PRO [Radeon HD 7850]
01:00.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Cape
Verde/Pitcairn HDMI Audio [Radeon HD 7700/7800 Series]
03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller (rev 0c)
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