On Mon, Oct 15, 2018 at 12:58:56PM +0100, Chris Wilson wrote: > Since we peek into HW state and poke around, it behoves us to acquire a > runtime pm wakeref beforehand. > > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=108364 > Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> > --- > drivers/gpu/drm/i915/i915_debugfs.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c > index 7b7f844d325b..80dec5740de0 100644 > --- a/drivers/gpu/drm/i915/i915_debugfs.c > +++ b/drivers/gpu/drm/i915/i915_debugfs.c > @@ -4187,6 +4187,7 @@ i915_drop_caches_set(void *data, u64 val) > > DRM_DEBUG("Dropping caches: 0x%08llx [0x%08llx]\n", > val, val & DROP_ALL); > + intel_runtime_pm_get(i915); > > if (val & DROP_RESET_ACTIVE && !intel_engines_are_idle(i915)) > i915_gem_set_wedged(i915); > @@ -4246,6 +4247,8 @@ i915_drop_caches_set(void *data, u64 val) > if (val & DROP_FREED) > i915_gem_drain_freed_objects(i915); > > + intel_runtime_pm_put(i915); > + I see some other rpm get/put calls inside this function. Drop those? Either way Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> > return ret; > } > > -- > 2.19.1 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/intel-gfx -- Ville Syrjälä Intel _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
