summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/i915/i915_gem.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 97afd2639fb6..d9e2208cfe98 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2258,7 +2258,17 @@ void i915_gem_restore_fences(struct drm_device *dev)
for (i = 0; i < dev_priv->num_fence_regs; i++) {
struct drm_i915_fence_reg *reg = &dev_priv->fence_regs[i];
- i915_gem_write_fence(dev, i, reg->obj);
+
+ /*
+ * Commit delayed tiling changes if we have an object still
+ * attached to the fence, otherwise just clear the fence.
+ */
+ if (reg->obj) {
+ i915_gem_object_update_fence(reg->obj, reg,
+ reg->obj->tiling_mode);
+ } else {
+ i915_gem_write_fence(dev, i, NULL);
+ }
}
}
@@ -2795,6 +2805,10 @@ static void i915_gem_write_fence(struct drm_device *dev, int reg,
if (i915_gem_object_needs_mb(dev_priv->fence_regs[reg].obj))
mb();
+ WARN(obj && (!obj->stride || !obj->tiling_mode),
+ "bogus fence setup with stride: 0x%x, tiling mode: %i\n",
+ obj->stride, obj->tiling_mode);
+
switch (INTEL_INFO(dev)->gen) {
case 7:
case 6:
@@ -2836,6 +2850,7 @@ static void i915_gem_object_update_fence(struct drm_i915_gem_object *obj,
fence->obj = NULL;
list_del_init(&fence->lru_list);
}
+ obj->fence_dirty = false;
}
static int
@@ -2965,7 +2980,6 @@ i915_gem_object_get_fence(struct drm_i915_gem_object *obj)
return 0;
i915_gem_object_update_fence(obj, reg, enable);
- obj->fence_dirty = false;
return 0;
}