From: Niklas Söderlund Date: Sat, 11 Feb 2023 20:54:31 +0000 (+0100) Subject: media: rcar-vin: Gen3 can not scale NV12 X-Git-Tag: v6.6.17~4440^2~277 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=879c5a458e532b95783ce27f704d1b21573066f7;p=platform%2Fkernel%2Flinux-rpi.git media: rcar-vin: Gen3 can not scale NV12 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 --- 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 {