From: Dmytro Laktyushkin <[email protected]>

Recout split rounding code was wrong

Signed-off-by: Dmytro Laktyushkin <[email protected]>
Reviewed-by: Tony Cheng <[email protected]>
Acked-by: Harry Wentland <[email protected]>
---
 drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c 
b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index a2f9be3716cf..ced339a145c6 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -580,14 +580,12 @@ static void calculate_recout(struct pipe_ctx *pipe_ctx, 
struct view *recout_skip
        if (pipe_ctx->top_pipe && pipe_ctx->top_pipe->plane_state ==
                pipe_ctx->plane_state) {
                if (stream->view_format == VIEW_3D_FORMAT_TOP_AND_BOTTOM) {
-                       pipe_ctx->plane_res.scl_data.recout.height /= 2;
-                       pipe_ctx->plane_res.scl_data.recout.y += 
pipe_ctx->plane_res.scl_data.recout.height;
                        /* Floor primary pipe, ceil 2ndary pipe */
-                       pipe_ctx->plane_res.scl_data.recout.height += 
pipe_ctx->plane_res.scl_data.recout.height % 2;
+                       pipe_ctx->plane_res.scl_data.recout.height = 
(pipe_ctx->plane_res.scl_data.recout.height + 1) / 2;
+                       pipe_ctx->plane_res.scl_data.recout.y += 
pipe_ctx->plane_res.scl_data.recout.height;
                } else {
-                       pipe_ctx->plane_res.scl_data.recout.width /= 2;
+                       pipe_ctx->plane_res.scl_data.recout.width = 
(pipe_ctx->plane_res.scl_data.recout.width + 1) / 2;
                        pipe_ctx->plane_res.scl_data.recout.x += 
pipe_ctx->plane_res.scl_data.recout.width;
-                       pipe_ctx->plane_res.scl_data.recout.width += 
pipe_ctx->plane_res.scl_data.recout.width % 2;
                }
        } else if (pipe_ctx->bottom_pipe &&
                        pipe_ctx->bottom_pipe->plane_state == 
pipe_ctx->plane_state) {
-- 
2.14.1

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