Re: [Intel-gfx] [PATCH] drm/i915: Add a parameter to disable SAGV

2018-02-27 Thread Jani Nikula
On Mon, 26 Feb 2018, Rodrigo Vivi wrote: > On Mon, Feb 26, 2018 at 03:45:51PM -0800, Azhar Shaikh wrote: >> SAGV handling is currently broken which can result in system hangs. >> Add a parameter to disable SAGV, till the SAGV handling is fixed. > > Not just handling of the limitations we have with

Re: [Intel-gfx] [PATCH] drm/i915: Add a parameter to disable SAGV

2018-02-26 Thread Rodrigo Vivi
On Mon, Feb 26, 2018 at 03:45:51PM -0800, Azhar Shaikh wrote: > SAGV handling is currently broken which can result in system hangs. > Add a parameter to disable SAGV, till the SAGV handling is fixed. Not just handling of the limitations we have with SAGV is broken but also probably some hidden DBU

[Intel-gfx] [PATCH] drm/i915: Add a parameter to disable SAGV

2018-02-26 Thread Azhar Shaikh
SAGV handling is currently broken which can result in system hangs. Add a parameter to disable SAGV, till the SAGV handling is fixed. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=104975 Signed-off-by: Azhar Shaikh --- drivers/gpu/drm/i915/i915_params.c | 3 +++ drivers/gpu/drm/i915/i91