From 709279f0925b7e17f64684a8cab44e1cb72ae56e Mon Sep 17 00:00:00 2001 From: Dave Stevenson Date: Thu, 15 Apr 2021 16:18:16 +0100 Subject: [PATCH] drm/vc4: Add correct stop condition to vc4_dsi_encoder_disable iteration vc4_dsi_encoder_disable is partially an open coded version of drm_bridge_chain_disable, but it missed a termination condition in the loop for ->disable which meant that no post_disable calls were made. Add in the termination clause. Signed-off-by: Dave Stevenson --- drivers/gpu/drm/vc4/vc4_dsi.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/gpu/drm/vc4/vc4_dsi.c +++ b/drivers/gpu/drm/vc4/vc4_dsi.c @@ -803,6 +803,9 @@ static void vc4_dsi_encoder_disable(stru list_for_each_entry_reverse(iter, &dsi->bridge_chain, chain_node) { if (iter->funcs->disable) iter->funcs->disable(iter); + + if (iter == dsi->bridge) + break; } vc4_dsi_ulps(dsi, true);