On 17.11.2016 11:29, Jani Nikula wrote:
> We've overlooked adding DSI panels to the front of the connector
> list. This seems to be the right thing to do, and I suspect this might
> fix some issues, although I currently have no evidence to support this.
>
> v2: also git add the comment change
>
> Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
Reviewed-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
Out of curiosity, why driver (i915) do not create connectors
just in proper order instead of sorting them later.
--
Regards
Andrzej
> ---
> drivers/gpu/drm/drm_modeset_helper.c | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_modeset_helper.c b/drivers/gpu/drm/drm_modeset_helper.c
> index 2f452b3dd40e..eba1c6c72acd 100644
> --- a/drivers/gpu/drm/drm_modeset_helper.c
> +++ b/drivers/gpu/drm/drm_modeset_helper.c
> @@ -38,7 +38,7 @@
> * Some userspace presumes that the first connected connector is the main
> * display, where it's supposed to display e.g. the login screen. For
> * laptops, this should be the main panel. Use this function to sort all
> - * (eDP/LVDS) panels to the front of the connector list, instead of
> + * (eDP/LVDS/DSI) panels to the front of the connector list, instead of
> * painstakingly trying to initialize them in the right order.
> */
> void drm_helper_move_panel_connectors_to_head(struct drm_device *dev)
> @@ -51,7 +51,8 @@ void drm_helper_move_panel_connectors_to_head(struct drm_device *dev)
> list_for_each_entry_safe(connector, tmp,
> &dev->mode_config.connector_list, head) {
> if (connector->connector_type == DRM_MODE_CONNECTOR_LVDS ||
> - connector->connector_type == DRM_MODE_CONNECTOR_eDP)
> + connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
> + connector->connector_type == DRM_MODE_CONNECTOR_DSI)
> list_move_tail(&connector->head, &panel_list);
> }
>
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