drm/i915: Remove redundant return value and WARN_ON

execlists_submit_context() always returns 0, which is redundant.
And its name is inaccurate, since it actually submits (up to)
TWO contextS. So we rename it, change it to "void", and remove
the WARN_ON() testing its return value.

Change-Id: Ie225b0eca7754c6093c8b8bd15550b251b6feb82
Signed-off-by: Dave Gordon <david.s.gordon@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index d7525bd6d81058227aad5d038e6cefab569873fd..70a6c63f3b9af8d241051b42d9da2e9f7dc518a5 100644 (file)
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -356,9 +356,9 @@ static int execlists_ctx_write_tail(struct drm_i915_gem_object *ctx_obj, u32 tai
        return 0;
 }
 
-static int execlists_submit_context(struct intel_engine_cs *ring,
-                                   struct intel_context *to0, u32 tail0,
-                                   struct intel_context *to1, u32 tail1)
+static void execlists_submit_contexts(struct intel_engine_cs *ring,
+                                     struct intel_context *to0, u32 tail0,
+                                     struct intel_context *to1, u32 tail1)
 {
        struct drm_i915_gem_object *ctx_obj0;
        struct drm_i915_gem_object *ctx_obj1 = NULL;
@@ -378,8 +378,6 @@ static int execlists_submit_context(struct intel_engine_cs *ring,
        }
 
        execlists_elsp_write(ring, ctx_obj0, ctx_obj1);
-
-       return 0;
 }
 
 static void execlists_context_unqueue(struct intel_engine_cs *ring)
@@ -413,9 +411,9 @@ static void execlists_context_unqueue(struct intel_engine_cs *ring)
 
        WARN_ON(req1 && req1->elsp_submitted);
 
-       WARN_ON(execlists_submit_context(ring, req0->ctx, req0->tail,
-                                        req1 ? req1->ctx : NULL,
-                                        req1 ? req1->tail : 0));
+       execlists_submit_contexts(ring, req0->ctx, req0->tail,
+                                 req1 ? req1->ctx : NULL,
+                                 req1 ? req1->tail : 0);
 
        req0->elsp_submitted++;
        if (req1)