Message ID | 20171213125046.1735-4-michal.winiarski@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Quoting Michał Winiarski (2017-12-13 12:50:42) > To make this operation a bit cleaner, we should make sure that the HW > can catch up by calling the new implementation right away. > Note that currently we're only touching the vfunc at module load time > (before GuC is even loaded), so this shouldn't cause any functional > changes. > > Suggested-by: Chris Wilson <chris@chris-wilson.co.uk> > Signed-off-by: Michał Winiarski <michal.winiarski@intel.com> > Cc: Chris Wilson <chris@chris-wilson.co.uk> > Cc: Michal Wajdeczko <michal.wajdeczko@intel.com> Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> -Chris
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index a0579b0c8581..c5f393870532 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3552,6 +3552,8 @@ void i915_ggtt_enable_guc(struct drm_i915_private *i915) GEM_BUG_ON(i915->ggtt.invalidate != gen6_ggtt_invalidate); i915->ggtt.invalidate = guc_ggtt_invalidate; + + i915_ggtt_invalidate(i915); } void i915_ggtt_disable_guc(struct drm_i915_private *i915) @@ -3560,6 +3562,8 @@ void i915_ggtt_disable_guc(struct drm_i915_private *i915) GEM_BUG_ON(i915->ggtt.invalidate != guc_ggtt_invalidate); i915->ggtt.invalidate = gen6_ggtt_invalidate; + + i915_ggtt_invalidate(i915); } void i915_gem_restore_gtt_mappings(struct drm_i915_private *dev_priv)
To make this operation a bit cleaner, we should make sure that the HW can catch up by calling the new implementation right away. Note that currently we're only touching the vfunc at module load time (before GuC is even loaded), so this shouldn't cause any functional changes. Suggested-by: Chris Wilson <chris@chris-wilson.co.uk> Signed-off-by: Michał Winiarski <michal.winiarski@intel.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Michal Wajdeczko <michal.wajdeczko@intel.com> --- drivers/gpu/drm/i915/i915_gem_gtt.c | 4 ++++ 1 file changed, 4 insertions(+)