[media] coda: fix h.264 quantization parameter range

If bitrate is not set, the encoder is running in VBR mode, with the
I- and P-frame quantization parameters configured from userspace.
For the quantization parameters, 0 is a valid value.

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

diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index 6c9d18c..d777801 100644 (file)
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -2383,9 +2383,9 @@ static int coda_ctrls_setup(struct coda_ctx *ctx)
        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,
-               V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, 1, 51, 1, 25);
+               V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, 0, 51, 1, 25);
        v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
-               V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, 1, 51, 1, 25);
+               V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, 0, 51, 1, 25);
        v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
                V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP, 1, 31, 1, 2);
        v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,