[media] media: rcar_vin: fill in bus_info field

Adapt rcar_vin_querycap() so that cap->bus_info is populated with
something meaningful/unique.

Signed-off-by: Rob Taylor <rob.taylor@codethink.co.uk>
Signed-off-by: William Towle <william.towle@codethink.co.uk>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c
index 16352a8c2ef107125004f1db048b5fd34c09e424..6abef82b204f4b23deac25b51334bb6c452223d1 100644 (file)
--- a/drivers/media/platform/soc_camera/rcar_vin.c
+++ b/drivers/media/platform/soc_camera/rcar_vin.c
@@ -1791,6 +1791,7 @@ static int rcar_vin_querycap(struct soc_camera_host *ici,
        strlcpy(cap->card, "R_Car_VIN", sizeof(cap->card));
        cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
        cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
+       snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s%d", DRV_NAME, ici->nr);
 
        return 0;
 }