From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sandy Huang Subject: [PATCH v2] drm/of: Consider the state in which the ep is disabled Date: Tue, 7 Jul 2020 19:25:26 +0800 Message-ID: <20200707112526.18438-1-hjc@rock-chips.com> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: heiko@sntech.de, Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter Cc: huangtao@rock-chips.com, andy.yan@rock-chips.com, linux-rockchip@lists.infradead.org, dri-devel@lists.freedesktop.org, kever.yang@rock-chips.com, Sandy Huang , linux-kernel@vger.kernel.org List-Id: linux-rockchip.vger.kernel.org don't mask possible_crtcs if remote-point is disabled. Signed-off-by: Sandy Huang --- drivers/gpu/drm/drm_of.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/drm_of.c b/drivers/gpu/drm/drm_of.c index fdb05fbf72a0..565f05f5f11b 100644 --- a/drivers/gpu/drm/drm_of.c +++ b/drivers/gpu/drm/drm_of.c @@ -66,6 +66,9 @@ uint32_t drm_of_find_possible_crtcs(struct drm_device *dev, uint32_t possible_crtcs = 0; for_each_endpoint_of_node(port, ep) { + if (!of_device_is_available(ep)) + continue; + remote_port = of_graph_get_remote_port(ep); if (!remote_port) { of_node_put(ep); -- 2.17.1