From: Yongqiang Sun <yongqiang.sun@amd.com>
Date: Tue, 14 Mar 2017 16:41:50 -0400
Subject: drm/amd/display: Use stream_enc to get head pipe.
Git-commit: e73c1efca8c5fd4a53f6d725fc6ca18c65570d37
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Signed-off-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc_resource.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -887,7 +887,7 @@ struct pipe_ctx *resource_get_head_pipe_
 	int i;
 	for (i = 0; i < res_ctx->pool->pipe_count; i++) {
 		if (res_ctx->pipe_ctx[i].stream == stream &&
-				!res_ctx->pipe_ctx[i].top_pipe) {
+				res_ctx->pipe_ctx[i].stream_enc) {
 			return &res_ctx->pipe_ctx[i];
 			break;
 		}