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drm/i915/bdw+: Replace list_del+list_add_tail with list_move_tail 

Same effect for slightly less source code and resulting binary.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1452521321-4032-2-git-send-email-tvrtko.ursulin@linux.intel.com
This commit is contained in:
Tvrtko Ursulin 2016-01-11 14:08:35 +00:00
parent bc95ce7f39
commit 7eb08a25a4
1 changed files with 6 additions and 9 deletions
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15
drivers/gpu/drm/i915/intel_lrc.c
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@ -431,9 +431,8 @@ static void execlists_context_unqueue(struct intel_engine_cs *ring)
/* Same ctx: ignore first request, as second request /* Same ctx: ignore first request, as second request
* will update tail past first request's workload */ * will update tail past first request's workload */
cursor->elsp_submitted = req0->elsp_submitted; cursor->elsp_submitted = req0->elsp_submitted;
list_del(&req0->execlist_link); list_move_tail(&req0->execlist_link,
list_add_tail(&req0->execlist_link, &ring->execlist_retired_req_list);
&ring->execlist_retired_req_list);
req0 = cursor; req0 = cursor;
} else { } else {
req1 = cursor; req1 = cursor;
@ -485,9 +484,8 @@ static bool execlists_check_remove_request(struct intel_engine_cs *ring,
"Never submitted head request\n"); "Never submitted head request\n");
if (--head_req->elsp_submitted <= 0) { if (--head_req->elsp_submitted <= 0) {
list_del(&head_req->execlist_link); list_move_tail(&head_req->execlist_link,
list_add_tail(&head_req->execlist_link, &ring->execlist_retired_req_list);
&ring->execlist_retired_req_list);
return true; return true;
} }
} }
@ -608,9 +606,8 @@ static int execlists_context_queue(struct drm_i915_gem_request *request)
if (request->ctx == tail_req->ctx) { if (request->ctx == tail_req->ctx) {
WARN(tail_req->elsp_submitted != 0, WARN(tail_req->elsp_submitted != 0,
"More than 2 already-submitted reqs queued\n"); "More than 2 already-submitted reqs queued\n");
list_del(&tail_req->execlist_link); list_move_tail(&tail_req->execlist_link,
list_add_tail(&tail_req->execlist_link, &ring->execlist_retired_req_list);
&ring->execlist_retired_req_list);
} }
} }