drm/i915: call i915_request_await_object from _i915_vma_move_to_active

Since almost all calls to i915_vma_move_to_active are prepended with
i915_request_await_object, let's call the latter from
_i915_vma_move_to_active by default and add flag allowing bypassing it.
Adjust all callers accordingly.
The patch should not introduce functional changes.
Signed-off-by: Andrzej Hajda <andrzej.hajda@intel.com>
Acked-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221019215906.295296-2-andrzej.hajda@intel.com

drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c

@@ -53,13 +53,13 @@ enum {
 #define DBG_FORCE_RELOC 0 /* choose one of the above! */
 };
 
-/* __EXEC_OBJECT_NO_RESERVE is BIT(31), defined in i915_vma.h */
-#define __EXEC_OBJECT_HAS_PIN		BIT(30)
-#define __EXEC_OBJECT_HAS_FENCE		BIT(29)
-#define __EXEC_OBJECT_USERPTR_INIT	BIT(28)
-#define __EXEC_OBJECT_NEEDS_MAP		BIT(27)
-#define __EXEC_OBJECT_NEEDS_BIAS	BIT(26)
-#define __EXEC_OBJECT_INTERNAL_FLAGS	(~0u << 26) /* all of the above + */
+/* __EXEC_OBJECT_ flags > BIT(29) defined in i915_vma.h */
+#define __EXEC_OBJECT_HAS_PIN		BIT(29)
+#define __EXEC_OBJECT_HAS_FENCE		BIT(28)
+#define __EXEC_OBJECT_USERPTR_INIT	BIT(27)
+#define __EXEC_OBJECT_NEEDS_MAP		BIT(26)
+#define __EXEC_OBJECT_NEEDS_BIAS	BIT(25)
+#define __EXEC_OBJECT_INTERNAL_FLAGS	(~0u << 25) /* all of the above + */
 #define __EXEC_OBJECT_RESERVED (__EXEC_OBJECT_HAS_PIN | __EXEC_OBJECT_HAS_FENCE)
 
 #define __EXEC_HAS_RELOC	BIT(31)
@@ -2101,7 +2101,8 @@ static int eb_move_to_gpu(struct i915_execbuffer *eb)
 						       eb->composite_fence ?
 						       eb->composite_fence :
 						       &eb->requests[j]->fence,
-						       flags | __EXEC_OBJECT_NO_RESERVE);
+						       flags | __EXEC_OBJECT_NO_RESERVE |
+						       __EXEC_OBJECT_NO_REQUEST_AWAIT);
 		}
 	}
 

drivers/gpu/drm/i915/gem/selftests/i915_gem_client_blt.c

@@ -464,9 +464,7 @@ static int move_to_active(struct i915_vma *vma,
 	int err;
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj, false);
-	if (err == 0)
-		err = i915_vma_move_to_active(vma, rq, flags);
+	err = i915_vma_move_to_active(vma, rq, flags);
 	i915_vma_unlock(vma);
 
 	return err;

drivers/gpu/drm/i915/gem/selftests/i915_gem_coherency.c

@@ -239,9 +239,7 @@ static int gpu_set(struct context *ctx, unsigned long offset, u32 v)
 	}
 	intel_ring_advance(rq, cs);
 
-	err = i915_request_await_object(rq, vma->obj, true);
-	if (err == 0)
-		err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
+	err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
 
 out_rq:
 	i915_request_add(rq);

drivers/gpu/drm/i915/gem/selftests/i915_gem_context.c

@@ -984,15 +984,11 @@ emit_rpcs_query(struct drm_i915_gem_object *obj,
 		goto err_batch;
 	}
 
-	err = i915_request_await_object(rq, batch->obj, false);
-	if (err == 0)
-		err = i915_vma_move_to_active(batch, rq, 0);
+	err = i915_vma_move_to_active(batch, rq, 0);
 	if (err)
 		goto skip_request;
 
-	err = i915_request_await_object(rq, vma->obj, true);
-	if (err == 0)
-		err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
+	err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
 	if (err)
 		goto skip_request;
 
@@ -1553,9 +1549,7 @@ static int write_to_scratch(struct i915_gem_context *ctx,
 	}
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj, false);
-	if (err == 0)
-		err = i915_vma_move_to_active(vma, rq, 0);
+	err = i915_vma_move_to_active(vma, rq, 0);
 	i915_vma_unlock(vma);
 	if (err)
 		goto skip_request;
@@ -1689,9 +1683,7 @@ static int read_from_scratch(struct i915_gem_context *ctx,
 	}
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj, true);
-	if (err == 0)
-		err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
+	err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
 	i915_vma_unlock(vma);
 	if (err)
 		goto skip_request;

drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c

@@ -565,10 +565,8 @@ static int make_obj_busy(struct drm_i915_gem_object *obj)
 			goto err_unpin;
 		}
 
-		err = i915_request_await_object(rq, vma->obj, true);
-		if (err == 0)
-			err = i915_vma_move_to_active(vma, rq,
-						      EXEC_OBJECT_WRITE);
+		err = i915_vma_move_to_active(vma, rq,
+					      EXEC_OBJECT_WRITE);
 
 		i915_request_add(rq);
 err_unpin:
@@ -1608,9 +1606,7 @@ static int __igt_mmap_gpu(struct drm_i915_private *i915,
 			goto out_unpin;
 		}
 
-		err = i915_request_await_object(rq, vma->obj, false);
-		if (err == 0)
-			err = i915_vma_move_to_active(vma, rq, 0);
+		err = i915_vma_move_to_active(vma, rq, 0);
 
 		err = engine->emit_bb_start(rq, vma->node.start, 0, 0);
 		i915_request_get(rq);

drivers/gpu/drm/i915/gem/selftests/igt_gem_utils.c

@@ -131,17 +131,13 @@ int igt_gpu_fill_dw(struct intel_context *ce,
 	}
 
 	i915_vma_lock(batch);
-	err = i915_request_await_object(rq, batch->obj, false);
-	if (err == 0)
-		err = i915_vma_move_to_active(batch, rq, 0);
+	err = i915_vma_move_to_active(batch, rq, 0);
 	i915_vma_unlock(batch);
 	if (err)
 		goto skip_request;
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj, true);
-	if (err == 0)
-		err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
+	err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
 	i915_vma_unlock(vma);
 	if (err)
 		goto skip_request;

drivers/gpu/drm/i915/gt/intel_renderstate.c

@@ -215,9 +215,7 @@ int intel_renderstate_emit(struct intel_renderstate *so,
 	if (!so->vma)
 		return 0;
 
-	err = i915_request_await_object(rq, so->vma->obj, false);
-	if (err == 0)
-		err = i915_vma_move_to_active(so->vma, rq, 0);
+	err = i915_vma_move_to_active(so->vma, rq, 0);
 	if (err)
 		return err;
 

drivers/gpu/drm/i915/gt/intel_workarounds.c

@@ -3189,9 +3189,7 @@ static int engine_wa_list_verify(struct intel_context *ce,
 		goto err_vma;
 	}
 
-	err = i915_request_await_object(rq, vma->obj, true);
-	if (err == 0)
-		err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
+	err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
 	if (err == 0)
 		err = wa_list_srm(rq, wal, vma);
 

drivers/gpu/drm/i915/gt/selftest_execlists.c

@@ -2764,9 +2764,7 @@ static int create_gang(struct intel_engine_cs *engine,
 	i915_request_get(rq);
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj, false);
-	if (!err)
-		err = i915_vma_move_to_active(vma, rq, 0);
+	err = i915_vma_move_to_active(vma, rq, 0);
 	if (!err)
 		err = rq->engine->emit_bb_start(rq,
 						vma->node.start,
@@ -3180,14 +3178,10 @@ create_gpr_client(struct intel_engine_cs *engine,
 	}
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj, false);
-	if (!err)
-		err = i915_vma_move_to_active(vma, rq, 0);
+	err = i915_vma_move_to_active(vma, rq, 0);
 	i915_vma_unlock(vma);
 
 	i915_vma_lock(batch);
-	if (!err)
-		err = i915_request_await_object(rq, batch->obj, false);
 	if (!err)
 		err = i915_vma_move_to_active(batch, rq, 0);
 	if (!err)
@@ -3521,9 +3515,7 @@ static int smoke_submit(struct preempt_smoke *smoke,
 
 	if (vma) {
 		i915_vma_lock(vma);
-		err = i915_request_await_object(rq, vma->obj, false);
-		if (!err)
-			err = i915_vma_move_to_active(vma, rq, 0);
+		err = i915_vma_move_to_active(vma, rq, 0);
 		if (!err)
 			err = rq->engine->emit_bb_start(rq,
 							vma->node.start,

drivers/gpu/drm/i915/gt/selftest_hangcheck.c

@@ -106,10 +106,7 @@ static int move_to_active(struct i915_vma *vma,
 	int err;
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj,
-					flags & EXEC_OBJECT_WRITE);
-	if (err == 0)
-		err = i915_vma_move_to_active(vma, rq, flags);
+	err = i915_vma_move_to_active(vma, rq, flags);
 	i915_vma_unlock(vma);
 
 	return err;
@@ -1520,15 +1517,9 @@ static int __igt_reset_evict_vma(struct intel_gt *gt,
 	}
 
 	i915_vma_lock(arg.vma);
-	err = i915_request_await_object(rq, arg.vma->obj,
-					flags & EXEC_OBJECT_WRITE);
-	if (err == 0) {
-		err = i915_vma_move_to_active(arg.vma, rq, flags);
-		if (err)
-			pr_err("[%s] Move to active failed: %d!\n", engine->name, err);
-	} else {
-		pr_err("[%s] Request await failed: %d!\n", engine->name, err);
-	}
+	err = i915_vma_move_to_active(arg.vma, rq, flags);
+	if (err)
+		pr_err("[%s] Move to active failed: %d!\n", engine->name, err);
 
 	i915_vma_unlock(arg.vma);
 

drivers/gpu/drm/i915/gt/selftest_lrc.c

@@ -452,9 +452,7 @@ static int __live_lrc_state(struct intel_engine_cs *engine,
 	*cs++ = i915_ggtt_offset(scratch) + RING_TAIL_IDX * sizeof(u32);
 	*cs++ = 0;
 
-	err = i915_request_await_object(rq, scratch->obj, true);
-	if (!err)
-		err = i915_vma_move_to_active(scratch, rq, EXEC_OBJECT_WRITE);
+	err = i915_vma_move_to_active(scratch, rq, EXEC_OBJECT_WRITE);
 
 	i915_request_get(rq);
 	i915_request_add(rq);
@@ -602,9 +600,7 @@ __gpr_read(struct intel_context *ce, struct i915_vma *scratch, u32 *slot)
 	}
 
 	i915_vma_lock(scratch);
-	err = i915_request_await_object(rq, scratch->obj, true);
-	if (!err)
-		err = i915_vma_move_to_active(scratch, rq, EXEC_OBJECT_WRITE);
+	err = i915_vma_move_to_active(scratch, rq, EXEC_OBJECT_WRITE);
 	i915_vma_unlock(scratch);
 
 	i915_request_get(rq);
@@ -1060,9 +1056,7 @@ static int move_to_active(struct i915_request *rq,
 	int err;
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj, flags);
-	if (!err)
-		err = i915_vma_move_to_active(vma, rq, flags);
+	err = i915_vma_move_to_active(vma, rq, flags);
 	i915_vma_unlock(vma);
 
 	return err;

drivers/gpu/drm/i915/gt/selftest_mocs.c

@@ -228,9 +228,7 @@ static int check_mocs_engine(struct live_mocs *arg,
 		return PTR_ERR(rq);
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj, true);
-	if (!err)
-		err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
+	err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
 	i915_vma_unlock(vma);
 
 	/* Read the mocs tables back using SRM */

drivers/gpu/drm/i915/gt/selftest_rps.c

@@ -652,9 +652,7 @@ int live_rps_frequency_cs(void *arg)
 			goto err_vma;
 		}
 
-		err = i915_request_await_object(rq, vma->obj, false);
-		if (!err)
-			err = i915_vma_move_to_active(vma, rq, 0);
+		err = i915_vma_move_to_active(vma, rq, 0);
 		if (!err)
 			err = rq->engine->emit_bb_start(rq,
 							vma->node.start,
@@ -793,9 +791,7 @@ int live_rps_frequency_srm(void *arg)
 			goto err_vma;
 		}
 
-		err = i915_request_await_object(rq, vma->obj, false);
-		if (!err)
-			err = i915_vma_move_to_active(vma, rq, 0);
+		err = i915_vma_move_to_active(vma, rq, 0);
 		if (!err)
 			err = rq->engine->emit_bb_start(rq,
 							vma->node.start,

drivers/gpu/drm/i915/gt/selftest_workarounds.c

@@ -139,9 +139,7 @@ read_nonprivs(struct intel_context *ce)
 	}
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj, true);
-	if (err == 0)
-		err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
+	err = i915_vma_move_to_active(vma, rq, EXEC_OBJECT_WRITE);
 	i915_vma_unlock(vma);
 	if (err)
 		goto err_req;
@@ -632,16 +630,12 @@ static int check_dirty_whitelist(struct intel_context *ce)
 				goto err_request;
 		}
 
-		err = i915_request_await_object(rq, batch->obj, false);
-		if (err == 0)
-			err = i915_vma_move_to_active(batch, rq, 0);
+		err = i915_vma_move_to_active(batch, rq, 0);
 		if (err)
 			goto err_request;
 
-		err = i915_request_await_object(rq, scratch->obj, true);
-		if (err == 0)
-			err = i915_vma_move_to_active(scratch, rq,
-						      EXEC_OBJECT_WRITE);
+		err = i915_vma_move_to_active(scratch, rq,
+					      EXEC_OBJECT_WRITE);
 		if (err)
 			goto err_request;
 
@@ -860,9 +854,7 @@ static int read_whitelisted_registers(struct intel_context *ce,
 		return PTR_ERR(rq);
 
 	i915_vma_lock(results);
-	err = i915_request_await_object(rq, results->obj, true);
-	if (err == 0)
-		err = i915_vma_move_to_active(results, rq, EXEC_OBJECT_WRITE);
+	err = i915_vma_move_to_active(results, rq, EXEC_OBJECT_WRITE);
 	i915_vma_unlock(results);
 	if (err)
 		goto err_req;
@@ -944,9 +936,7 @@ static int scrub_whitelisted_registers(struct intel_context *ce)
 	}
 
 	i915_vma_lock(batch);
-	err = i915_request_await_object(rq, batch->obj, false);
-	if (err == 0)
-		err = i915_vma_move_to_active(batch, rq, 0);
+	err = i915_vma_move_to_active(batch, rq, 0);
 	i915_vma_unlock(batch);
 	if (err)
 		goto err_request;

drivers/gpu/drm/i915/gvt/scheduler.c

@@ -570,9 +570,8 @@ static int prepare_shadow_batch_buffer(struct intel_vgpu_workload *workload)
 			if (gmadr_bytes == 8)
 				bb->bb_start_cmd_va[2] = 0;
 
-			ret = i915_vma_move_to_active(bb->vma,
-						      workload->req,
-						      0);
+			ret = i915_vma_move_to_active(bb->vma, workload->req,
+						      __EXEC_OBJECT_NO_REQUEST_AWAIT);
 			if (ret)
 				goto err;
 

drivers/gpu/drm/i915/i915_perf.c

@@ -2253,9 +2253,7 @@ emit_oa_config(struct i915_perf_stream *stream,
 			goto err_add_request;
 	}
 
-	err = i915_request_await_object(rq, vma->obj, 0);
-	if (!err)
-		err = i915_vma_move_to_active(vma, rq, 0);
+	err = i915_vma_move_to_active(vma, rq, 0);
 	if (err)
 		goto err_add_request;
 

drivers/gpu/drm/i915/i915_vma.c

@@ -1844,6 +1844,11 @@ int _i915_vma_move_to_active(struct i915_vma *vma,
 
 	GEM_BUG_ON(!vma->pages);
 
+	if (!(flags & __EXEC_OBJECT_NO_REQUEST_AWAIT)) {
+		err = i915_request_await_object(rq, vma->obj, flags & EXEC_OBJECT_WRITE);
+		if (unlikely(err))
+			return err;
+	}
 	err = __i915_vma_move_to_active(vma, rq);
 	if (unlikely(err))
 		return err;

drivers/gpu/drm/i915/i915_vma.h

@@ -55,6 +55,7 @@ static inline bool i915_vma_is_active(const struct i915_vma *vma)
 
 /* do not reserve memory to prevent deadlocks */
 #define __EXEC_OBJECT_NO_RESERVE BIT(31)
+#define __EXEC_OBJECT_NO_REQUEST_AWAIT BIT(30)
 
 int __must_check _i915_vma_move_to_active(struct i915_vma *vma,
 					  struct i915_request *rq,

drivers/gpu/drm/i915/selftests/i915_request.c

@@ -1223,9 +1223,7 @@ static int live_all_engines(void *arg)
 			goto out_request;
 		}
 
-		err = i915_request_await_object(request[idx], batch->obj, 0);
-		if (err == 0)
-			err = i915_vma_move_to_active(batch, request[idx], 0);
+		err = i915_vma_move_to_active(batch, request[idx], 0);
 		GEM_BUG_ON(err);
 
 		err = engine->emit_bb_start(request[idx],
@@ -1352,10 +1350,7 @@ static int live_sequential_engines(void *arg)
 			}
 		}
 
-		err = i915_request_await_object(request[idx],
-						batch->obj, false);
-		if (err == 0)
-			err = i915_vma_move_to_active(batch, request[idx], 0);
+		err = i915_vma_move_to_active(batch, request[idx], 0);
 		GEM_BUG_ON(err);
 
 		err = engine->emit_bb_start(request[idx],

drivers/gpu/drm/i915/selftests/igt_spinner.c

@@ -126,10 +126,7 @@ static int move_to_active(struct i915_vma *vma,
 	int err;
 
 	i915_vma_lock(vma);
-	err = i915_request_await_object(rq, vma->obj,
-					flags & EXEC_OBJECT_WRITE);
-	if (err == 0)
-		err = i915_vma_move_to_active(vma, rq, flags);
+	err = i915_vma_move_to_active(vma, rq, flags);
 	i915_vma_unlock(vma);
 
 	return err;