From f2843e7eef60ff4edaab165c2645fd59eabb61b2 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Date: Fri, 8 Jan 2021 02:05:19 +0200 Subject: [PATCH] media: imx: imx7_mipi_csis: Ensure pads are connected The CSI-2 receiver requires both its sink pad and its source pad to be connected through enabled links in order to be started. Ensure this by setting the MEDIA_PAD_FL_MUST_CONNECT flag on both pads. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> --- drivers/staging/media/imx/imx7-mipi-csis.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/staging/media/imx/imx7-mipi-csis.c b/drivers/staging/media/imx/imx7-mipi-csis.c index 4e04662676607..2bf239a0470de 100644 --- a/drivers/staging/media/imx/imx7-mipi-csis.c +++ b/drivers/staging/media/imx/imx7-mipi-csis.c @@ -1065,8 +1065,10 @@ static int mipi_csis_subdev_init(struct v4l2_subdev *mipi_sd, v4l2_set_subdevdata(mipi_sd, &pdev->dev); - state->pads[CSIS_PAD_SINK].flags = MEDIA_PAD_FL_SINK; - state->pads[CSIS_PAD_SOURCE].flags = MEDIA_PAD_FL_SOURCE; + state->pads[CSIS_PAD_SINK].flags = MEDIA_PAD_FL_SINK + | MEDIA_PAD_FL_MUST_CONNECT; + state->pads[CSIS_PAD_SOURCE].flags = MEDIA_PAD_FL_SOURCE + | MEDIA_PAD_FL_MUST_CONNECT; return media_entity_pads_init(&mipi_sd->entity, CSIS_PADS_NUM, state->pads); } -- GitLab