Commen=
t # 89
on bug 73338<=
/a>
from P=C3=A4r Forsling
(In reply to Oliver Winker from comment #88)
> (In reply to r.andersen from comment #84)
> > ... and I should add
> >=20
> > echo "50" > pwm1
> >=20
> > also makes my computer hang.
>=20
> Exactly the same on my HD7850 (see [1]) on kernel v4.0.=20
>=20
> Are there maybe hints how to debug this ?
<snip>=20
Sorry, I have no debug hints. For what it's worth, I have a nearly identical
card and the same kernel version (see below), and both manual and automatic
modes works flawlessly.
$ uname -a
Linux wallace 4.0.0-1-pelle #1 SMP PREEMPT Thu Apr 23 20:32:42 CEST 2015 x8=
6_64
GNU/Linux
$ sudo lspci -v
01:00.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI]
Pitcairn PRO [Radeon HD 7850] (prog-if 00 [VGA controller])
Subsystem: Gigabyte Technology Co., Ltd Device 2553
Flags: bus master, fast devsel, latency 0, IRQ 33
Memory at d0000000 (64-bit, prefetchable) [size=3D256M]
Memory at fe780000 (64-bit, non-prefetchable) [size=3D256K]
I/O ports at b000 [size=3D256]
Expansion ROM at fe7c0000 [disabled] [size=3D128K]
Capabilities: [48] Vendor Specific Information: Len=3D08 <?>
Capabilities: [50] Power Management version 3
Capabilities: [58] Express Legacy Endpoint, MSI 00
Capabilities: [a0] MSI: Enable+ Count=3D1/1 Maskable- 64bit+
Capabilities: [100] Vendor Specific Information: ID=3D0001 Rev=3D1 Len=
=3D010 <?>
Capabilities: [150] Advanced Error Reporting
Capabilities: [270] #19
Capabilities: [2b0] Address Translation Service (ATS)
Capabilities: [2c0] #13
Capabilities: [2d0] #1b
Kernel driver in use: radeon
Kernel modules: radeon