media: hantro: Use vb2_find_buffer

Use the newly introduced vb2_find_buffer API to get a vb2_buffer
given a buffer timestamp.

Signed-off-by: Ezequiel Garcia <[e-mail]>
Acked-by: Tomasz Figa <[e-mail]>
Reviewed-by: Philipp Zabel <[e-mail]>
Signed-off-by: Hans Verkuil <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/staging/media/hantro/hantro_drv.c

···
 {
 	struct vb2_queue *q = v4l2_m2m_get_dst_vq(ctx->fh.m2m_ctx);
 	struct vb2_buffer *buf;
-	int index;
 
-	index = vb2_find_timestamp(q, ts, 0);
-	if (index < 0)
+	buf = vb2_find_buffer(q, ts);
+	if (!buf)
 		return 0;
-	buf = vb2_get_buffer(q, index);
 	return hantro_get_dec_buf_addr(ctx, buf);
 }
 

drivers/staging/media/hantro/hantro_g2_vp9_dec.c

···
 {
 	struct v4l2_m2m_ctx *m2m_ctx = ctx->fh.m2m_ctx;
 	struct vb2_queue *cap_q = &m2m_ctx->cap_q_ctx.q;
-	int buf_idx;
+	struct vb2_buffer *buf;
 
 	/*
 	 * If a ref is unused or invalid, address of current destination
 	 * buffer is returned.
 	 */
-	buf_idx = vb2_find_timestamp(cap_q, timestamp, 0);
-	if (buf_idx < 0)
-		return vb2_to_hantro_decoded_buf(&dst->vb2_buf);
+	buf = vb2_find_buffer(cap_q, timestamp);
+	if (!buf)
+		buf = &dst->vb2_buf;
 
-	return vb2_to_hantro_decoded_buf(vb2_get_buffer(cap_q, buf_idx));
+	return vb2_to_hantro_decoded_buf(buf);
 }
 
 static void update_dec_buf_info(struct hantro_decoded_buffer *buf,