On 7/23/19 7:28 PM, 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: Jerry Zuo <Jerry.Zuo@xxxxxxx>
> Cc: Nicholas Kazlauskas <nicholas.kazlauskas@xxxxxxx>
> Cc: Harry Wentland <harry.wentland@xxxxxxx>
> Signed-off-by: Leo Li <sunpeng.li@xxxxxxx>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@xxxxxxx>
BTW: I already reviewed patch 5, feel free to add my R-B.
Nicholas Kazlauskas
> ---
> .../display/amdgpu_dm/amdgpu_dm_mst_types.c | 24 ++++++++++++++++++-
> 1 file changed, 23 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
> index 53d2cfe62e13..16218a202b59 100644
> --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
> +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
> @@ -156,6 +156,26 @@ dm_dp_mst_connector_destroy(struct drm_connector *connector)
> kfree(amdgpu_dm_connector);
> }
>
> +static int
> +amdgpu_dm_mst_connector_late_register(struct drm_connector *connector)
> +{
> + struct amdgpu_dm_connector *amdgpu_dm_connector =
> + to_amdgpu_dm_connector(connector);
> + struct drm_dp_mst_port *port = amdgpu_dm_connector->port;
> +
> + return drm_dp_mst_connector_late_register(connector, port);
> +}
> +
> +static void
> +amdgpu_dm_mst_connector_early_unregister(struct drm_connector *connector)
> +{
> + struct amdgpu_dm_connector *amdgpu_dm_connector =
> + to_amdgpu_dm_connector(connector);
> + struct drm_dp_mst_port *port = amdgpu_dm_connector->port;
> +
> + drm_dp_mst_connector_early_unregister(connector, port);
> +}
> +
> static const struct drm_connector_funcs dm_dp_mst_connector_funcs = {
> .detect = dm_dp_mst_detect,
> .fill_modes = drm_helper_probe_single_connector_modes,
> @@ -164,7 +184,9 @@ static const struct drm_connector_funcs dm_dp_mst_connector_funcs = {
> .atomic_duplicate_state = amdgpu_dm_connector_atomic_duplicate_state,
> .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
> .atomic_set_property = amdgpu_dm_connector_atomic_set_property,
> - .atomic_get_property = amdgpu_dm_connector_atomic_get_property
> + .atomic_get_property = amdgpu_dm_connector_atomic_get_property,
> + .late_register = amdgpu_dm_mst_connector_late_register,
> + .early_unregister = amdgpu_dm_mst_connector_early_unregister,
> };
>
> static int dm_dp_mst_get_modes(struct drm_connector *connector)
>
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