drm/i915: Remove unused ring->setup_seqno

As we now no longer track a pipelined fence change, we never use
ring->setup_seqno and can kill it.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 016ebc9..6a504f9 100644 (file)
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -146,7 +146,6 @@ struct drm_i915_master_private {
 struct drm_i915_fence_reg {
        struct list_head lru_list;
        struct drm_i915_gem_object *obj;
-       uint32_t setup_seqno;
        int pin_count;
 };
 

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 5a9d90f..3a091f5 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2432,19 +2432,6 @@ i915_gem_object_get_fence(struct drm_i915_gem_object *obj)
                        goto update;
                }
 
-               if (reg->setup_seqno) {
-                       if (!ring_passed_seqno(obj->last_fenced_ring,
-                                              reg->setup_seqno)) {
-                               ret = i915_wait_request(obj->last_fenced_ring,
-                                                       reg->setup_seqno,
-                                                       true);
-                               if (ret)
-                                       return ret;
-                       }
-
-                       reg->setup_seqno = 0;
-               }
-
                return 0;
        }
 
@@ -2482,9 +2469,6 @@ i915_gem_object_get_fence(struct drm_i915_gem_object *obj)
        obj->fence_reg = reg - dev_priv->fence_regs;
        obj->last_fenced_ring = NULL;
 
-       reg->setup_seqno = 0;
-       obj->last_fenced_seqno = reg->setup_seqno;
-
 update:
        obj->tiling_changed = false;
        switch (INTEL_INFO(dev)->gen) {
@@ -2543,7 +2527,6 @@ i915_gem_clear_fence_reg(struct drm_device *dev,
 
        list_del_init(&reg->lru_list);
        reg->obj = NULL;
-       reg->setup_seqno = 0;
        reg->pin_count = 0;
 }