The omap_dss_device.dispc_channel_connect field is used by DSS outputs
to fail the .enable() operation if they're not connected. Set the field
directly from the (dis)connect handlers of the DSS outputs instead of
going through the CRTC dss_mgr operations.

Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
---
 drivers/gpu/drm/omapdrm/dss/dpi.c   | 3 +++
 drivers/gpu/drm/omapdrm/dss/dsi.c   | 3 +++
 drivers/gpu/drm/omapdrm/dss/hdmi4.c | 3 +++
 drivers/gpu/drm/omapdrm/dss/hdmi5.c | 3 +++
 drivers/gpu/drm/omapdrm/dss/sdi.c   | 3 +++
 drivers/gpu/drm/omapdrm/dss/venc.c  | 3 +++
 drivers/gpu/drm/omapdrm/omap_crtc.c | 3 ---
 7 files changed, 18 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/dss/dpi.c 
b/drivers/gpu/drm/omapdrm/dss/dpi.c
index bfbbd11baf10..00cc527483a9 100644
--- a/drivers/gpu/drm/omapdrm/dss/dpi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dpi.c
@@ -625,12 +625,15 @@ static int dpi_connect(struct omap_dss_device *src,
                return r;
        }
 
+       dst->dispc_channel_connected = true;
        return 0;
 }
 
 static void dpi_disconnect(struct omap_dss_device *src,
                           struct omap_dss_device *dst)
 {
+       dst->dispc_channel_connected = false;
+
        omapdss_device_disconnect(dst, dst->next);
 
        dss_mgr_disconnect(dst);
diff --git a/drivers/gpu/drm/omapdrm/dss/dsi.c 
b/drivers/gpu/drm/omapdrm/dss/dsi.c
index bc470baa4f5c..bd5e463558be 100644
--- a/drivers/gpu/drm/omapdrm/dss/dsi.c
+++ b/drivers/gpu/drm/omapdrm/dss/dsi.c
@@ -4896,12 +4896,15 @@ static int dsi_connect(struct omap_dss_device *src,
                return r;
        }
 
+       dst->dispc_channel_connected = true;
        return 0;
 }
 
 static void dsi_disconnect(struct omap_dss_device *src,
                           struct omap_dss_device *dst)
 {
+       dst->dispc_channel_connected = false;
+
        omapdss_device_disconnect(dst, dst->next);
 
        dss_mgr_disconnect(dst);
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c 
b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
index aa724e1925bc..3d37e3884605 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
@@ -443,12 +443,15 @@ static int hdmi_connect(struct omap_dss_device *src,
                return r;
        }
 
+       dst->dispc_channel_connected = true;
        return 0;
 }
 
 static void hdmi_disconnect(struct omap_dss_device *src,
                            struct omap_dss_device *dst)
 {
+       dst->dispc_channel_connected = false;
+
        omapdss_device_disconnect(dst, dst->next);
 
        dss_mgr_disconnect(dst);
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c 
b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
index 133eff60f8d8..bb905b8e052b 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
@@ -448,12 +448,15 @@ static int hdmi_connect(struct omap_dss_device *src,
                return r;
        }
 
+       dst->dispc_channel_connected = true;
        return 0;
 }
 
 static void hdmi_disconnect(struct omap_dss_device *src,
                            struct omap_dss_device *dst)
 {
+       dst->dispc_channel_connected = false;
+
        omapdss_device_disconnect(dst, dst->next);
 
        dss_mgr_disconnect(dst);
diff --git a/drivers/gpu/drm/omapdrm/dss/sdi.c 
b/drivers/gpu/drm/omapdrm/dss/sdi.c
index 09c10ba4946b..ed2595a60984 100644
--- a/drivers/gpu/drm/omapdrm/dss/sdi.c
+++ b/drivers/gpu/drm/omapdrm/dss/sdi.c
@@ -264,12 +264,15 @@ static int sdi_connect(struct omap_dss_device *src,
                return r;
        }
 
+       dst->dispc_channel_connected = true;
        return 0;
 }
 
 static void sdi_disconnect(struct omap_dss_device *src,
                           struct omap_dss_device *dst)
 {
+       dst->dispc_channel_connected = false;
+
        omapdss_device_disconnect(dst, dst->next);
 
        dss_mgr_disconnect(dst);
diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c 
b/drivers/gpu/drm/omapdrm/dss/venc.c
index 997c4aebd560..4f20183c7861 100644
--- a/drivers/gpu/drm/omapdrm/dss/venc.c
+++ b/drivers/gpu/drm/omapdrm/dss/venc.c
@@ -706,12 +706,15 @@ static int venc_connect(struct omap_dss_device *src,
                return r;
        }
 
+       dst->dispc_channel_connected = true;
        return 0;
 }
 
 static void venc_disconnect(struct omap_dss_device *src,
                            struct omap_dss_device *dst)
 {
+       dst->dispc_channel_connected = false;
+
        omapdss_device_disconnect(dst, dst->next);
 
        dss_mgr_disconnect(dst);
diff --git a/drivers/gpu/drm/omapdrm/omap_crtc.c 
b/drivers/gpu/drm/omapdrm/omap_crtc.c
index 90917d040ddb..7f837697e76c 100644
--- a/drivers/gpu/drm/omapdrm/omap_crtc.c
+++ b/drivers/gpu/drm/omapdrm/omap_crtc.c
@@ -114,8 +114,6 @@ static int omap_crtc_dss_connect(struct omap_drm_private 
*priv,
                enum omap_channel channel,
                struct omap_dss_device *dst)
 {
-       dst->dispc_channel_connected = true;
-
        return 0;
 }
 
@@ -123,7 +121,6 @@ static void omap_crtc_dss_disconnect(struct 
omap_drm_private *priv,
                enum omap_channel channel,
                struct omap_dss_device *dst)
 {
-       dst->dispc_channel_connected = false;
 }
 
 static void omap_crtc_dss_start_update(struct omap_drm_private *priv,
-- 
Regards,

Laurent Pinchart

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