From 879c5a458e532b95783ce27f704d1b21573066f7 Mon Sep 17 00:00:00 2001 From: Niklas Söderlund Date: Sat, 11 Feb 2023 21:54:31 +0100 Subject: media: rcar-vin: Gen3 can not scale NV12 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The VIN modules on Gen3 can not scale NV12, fail format validation if the user tries. Currently no frames are produced if this is attempted. Signed-off-by: Niklas Söderlund Signed-off-by: Hans Verkuil --- drivers/media/platform/renesas/rcar-vin/rcar-dma.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'drivers/media') diff --git a/drivers/media/platform/renesas/rcar-vin/rcar-dma.c b/drivers/media/platform/renesas/rcar-vin/rcar-dma.c index 98bfd445a649..cc6b59e5621a 100644 --- a/drivers/media/platform/renesas/rcar-vin/rcar-dma.c +++ b/drivers/media/platform/renesas/rcar-vin/rcar-dma.c @@ -1312,6 +1312,11 @@ static int rvin_mc_validate_format(struct rvin_dev *vin, struct v4l2_subdev *sd, } if (rvin_scaler_needed(vin)) { + /* Gen3 can't scale NV12 */ + if (vin->info->model == RCAR_GEN3 && + vin->format.pixelformat == V4L2_PIX_FMT_NV12) + return -EPIPE; + if (!vin->scaler) return -EPIPE; } else { -- cgit v1.2.3