drm/i915: Clear GPU read domains on reset

Clear the GPU read domain for the inactive objects on a reset so that
they are correctly invalidated on reuse.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index cb1ddc6af6a6..38e889bfd99c 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -391,6 +391,11 @@ int i965_reset(struct drm_device *dev, u8 flags)
          */
         i915_gem_reset_flushing_list(dev);
 
+        /* Move everything out of the GPU domains to ensure we do any
+         * necessary invalidation upon reuse.
+         */
+        i915_gem_reset_inactive_gpu_domains(dev);
+
         /*
          * Set the domains we want to reset (GRDOM/bits 2 and 3) as
          * well as the reset bit (GR/bit 0).  Setting the GR bit