drm/i915: Remove one level of indention from wait-for-execute

Now that the code is getting simpler, we can reduce the indentation when
waiting for the global_seqno.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170223074422.4125-17-chris@chris-wilson.co.uk

diff --git a/drivers/gpu/drm/i915/i915_gem_request.c b/drivers/gpu/drm/i915/i915_gem_request.c
index 9669747..fbfeb5f 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem_request.c
+++ b/drivers/gpu/drm/i915/i915_gem_request.c
@@ -1086,32 +1086,29 @@ long i915_wait_request(struct drm_i915_gem_request *req,
        intel_wait_init(&wait);
 
 restart:
-       if (!intel_wait_update_request(&wait, req)) {
-               do {
-                       set_current_state(state);
-
-                       if (intel_wait_update_request(&wait, req))
-                               break;
+       do {
+               set_current_state(state);
+               if (intel_wait_update_request(&wait, req))
+                       break;
 
-                       if (flags & I915_WAIT_LOCKED &&
-                           __i915_wait_request_check_and_reset(req))
-                               continue;
+               if (flags & I915_WAIT_LOCKED &&
+                   __i915_wait_request_check_and_reset(req))
+                       continue;
 
-                       if (signal_pending_state(state, current)) {
-                               timeout = -ERESTARTSYS;
-                               goto complete;
-                       }
+               if (signal_pending_state(state, current)) {
+                       timeout = -ERESTARTSYS;
+                       goto complete;
+               }
 
-                       if (!timeout) {
-                               timeout = -ETIME;
-                               goto complete;
-                       }
+               if (!timeout) {
+                       timeout = -ETIME;
+                       goto complete;
+               }
 
-                       timeout = io_schedule_timeout(timeout);
-               } while (1);
+               timeout = io_schedule_timeout(timeout);
+       } while (1);
 
-               GEM_BUG_ON(!intel_wait_has_seqno(&wait));
-       }
+       GEM_BUG_ON(!intel_wait_has_seqno(&wait));
        GEM_BUG_ON(!i915_sw_fence_signaled(&req->submit));
 
        /* Optimistic short spin before touching IRQs */