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>

2 files changed, 7 insertions, 1 deletions

diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index b2f5e864b397..6ac7c1f7902f 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -895,7 +895,6 @@ struct v4l2_audio
 
 /*  Flags for the 'mode' field */
 #define V4L2_AUDMODE_AVL                0x00001
-#define V4L2_AUDMODE_32BITS             0x00002
 
 struct v4l2_audioout
 {
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index d3fd48157eb8..2f2402996409 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -107,4 +107,11 @@ enum v4l2_chip_ident {
    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_ */