[media] saa7164: patches to monitor TS payload for inconsistencies

[pandora-kernel.git] / drivers / media / video / saa7164 / saa7164-buffer.c

diff --git a/drivers/media/video/saa7164/saa7164-buffer.c b/drivers/media/video/saa7164/saa7164-buffer.c
index 5fccecd..0760891 100644 (file)
--- a/drivers/media/video/saa7164/saa7164-buffer.c
+++ b/drivers/media/video/saa7164/saa7164-buffer.c
@@ -180,6 +180,20 @@ int saa7164_buffer_dealloc(struct saa7164_buffer *buf)
        return SAA_OK;
 }
 
+int saa7164_buffer_zero_offsets(struct saa7164_port *port, int i)
+{
+       struct saa7164_dev *dev = port->dev;
+
+       if ((i < 0) || (i >= port->hwcfg.buffercount))
+               return -EINVAL;
+
+       dprintk(DBGLVL_BUF, "%s(idx = %d)\n", __func__, i);
+
+       saa7164_writel(port->bufoffset + (sizeof(u32) * i), 0);
+
+       return 0;
+}
+
 /* Write a buffer into the hardware */
 int saa7164_buffer_activate(struct saa7164_buffer *buf, int i)
 {