diff options
| author | Keith Packard <keithp@keithp.com> | 2011-12-26 17:02:10 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-12-26 21:07:26 -0800 |
| commit | ebbd857e6b9a92c0aff4aacd1b1d2361d888633e (patch) | |
| tree | 598e75393461083817f9f06023a4f0b7b499c9b1 /drivers/gpu/drm/i915/intel_sdvo_regs.h | |
| parent | 7f54492fbca0074d7db117d7972a80347e0b40a5 (diff) | |
drm/i915: Disable semaphores by default on SNB
Semaphores still cause problems on some machines:
> From Udo Steinberg:
>
> With Linux-3.2-rc6 I'm frequently seeing GPU hangs when large amounts of
> text scroll in an xterm, such as when extracting a tar archive. Such as this
> one (note the timestamps):
>
> I can reproduce it fairly easily with something
> as simple as:
>
> while true; do dmesg; done
This patch turns them off on SNB while leaving them on for IVB.
Reported-by: Udo Steinberg <udo@hypervisor.org>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Eugeni Dodonov <eugeni@dodonov.net>
Signed-off-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_sdvo_regs.h')
0 files changed, 0 insertions, 0 deletions