Works perfectly here, and no warnings (at least not any that are relevant to
this patch series :) when reloading nouveau.
Reviewed-by: Lyude Paul <lyude@xxxxxxxxxx>
On Tue, 2019-07-23 at 19:28 -0400, sunpeng.li@xxxxxxx wrote:
> From: Leo Li <sunpeng.li@xxxxxxx>
>
> Implement late_register and early_unregister hooks for MST connectors.
> Call drm helpers for MST connector registration, which registers the
> AUX devices.
>
> Cc: Ben Skeggs <bskeggs@xxxxxxxxxx>
> Signed-off-by: Leo Li <sunpeng.li@xxxxxxx>
> ---
> drivers/gpu/drm/nouveau/dispnv50/disp.c | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
> diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c
> b/drivers/gpu/drm/nouveau/dispnv50/disp.c
> index 8497768f1b41..0d6e9350ba44 100644
> --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
> +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
> @@ -1024,6 +1024,24 @@ nv50_mstc_destroy(struct drm_connector *connector)
> kfree(mstc);
> }
>
> +static int
> +nv50_mstc_late_register(struct drm_connector *connector)
> +{
> + struct nv50_mstc *mstc = nv50_mstc(connector);
> + struct drm_dp_mst_port *port = mstc->port;
> +
> + return drm_dp_mst_connector_late_register(connector, port);
> +}
> +
> +static void
> +nv50_mstc_early_unregister(struct drm_connector *connector)
> +{
> + struct nv50_mstc *mstc = nv50_mstc(connector);
> + struct drm_dp_mst_port *port = mstc->port;
> +
> + drm_dp_mst_connector_early_unregister(connector, port);
> +}
> +
> static const struct drm_connector_funcs
> nv50_mstc = {
> .reset = nouveau_conn_reset,
> @@ -1034,6 +1052,8 @@ nv50_mstc = {
> .atomic_destroy_state = nouveau_conn_atomic_destroy_state,
> .atomic_set_property = nouveau_conn_atomic_set_property,
> .atomic_get_property = nouveau_conn_atomic_get_property,
> + .late_register = nv50_mstc_late_register,
> + .early_unregister = nv50_mstc_early_unregister,
> };
>
> static int
--
Cheers,
Lyude Paul
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