[media] coda: bitrate can only be set in kbps steps

We divide the bitrate by 1000 before writing it to the register.
Communicate to userspace that the bitrate granularity is kbps.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/platform/coda/coda-common.c

@@ -1457,7 +1457,7 @@ static const struct v4l2_ctrl_ops coda_ctrl_ops = {
 static void coda_encode_ctrls(struct coda_ctx *ctx)
 {
 	v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
-		V4L2_CID_MPEG_VIDEO_BITRATE, 0, 32767000, 1, 0);
+		V4L2_CID_MPEG_VIDEO_BITRATE, 0, 32767000, 1000, 0);
 	v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
 		V4L2_CID_MPEG_VIDEO_GOP_SIZE, 1, 60, 1, 16);
 	v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,