V4L/DVB (3233): Fixed API to set I2S speed control
- Created a new ioctl to control I2S speed. Old calls to an
inadequate V4L2 API replaced.
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index d3fd481..2f24029 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -107,4 +107,11 @@
be made. */
#define VIDIOC_INT_G_CHIP_IDENT _IOR ('d', 107, enum v4l2_chip_ident *)
+/* Sets I2S speed in bps. This is used to provide a standard way to select I2S
+ clock used by driving digital audio streams at some board designs.
+ Usual values for the frequency are 1024000 and 2048000.
+ If the frequency is not supported, then -EINVAL is returned. */
+#define VIDIOC_INT_I2S_CLOCK_FREQ _IOW ('d', 108, u32)
+
+
#endif /* V4L2_COMMON_H_ */