In order to avoid any probe ordering issue, the best practice is to move the secondary MIPI-DSI device registration and attachment to the MIPI-DSI host at probe time. Let's do this.
Signed-off-by: Maxime Ripard maxime@cerno.tech --- drivers/gpu/drm/bridge/lontium-lt8912b.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/bridge/lontium-lt8912b.c b/drivers/gpu/drm/bridge/lontium-lt8912b.c index cc968d65936b..c642d1e02b2f 100644 --- a/drivers/gpu/drm/bridge/lontium-lt8912b.c +++ b/drivers/gpu/drm/bridge/lontium-lt8912b.c @@ -544,10 +544,6 @@ static int lt8912_bridge_attach(struct drm_bridge *bridge, if (ret) goto error;
- ret = lt8912_attach_dsi(lt); - if (ret) - goto error; - lt->is_attached = true;
return 0; @@ -706,8 +702,15 @@ static int lt8912_probe(struct i2c_client *client,
drm_bridge_add(<->bridge);
+ ret = lt8912_attach_dsi(lt); + if (ret) + goto err_attach; + return 0;
+err_attach: + drm_bridge_remove(<->bridge); + lt8912_free_i2c(lt); err_i2c: lt8912_put_dt(lt); err_dt_parse: