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V4L/DVB (3371): Add debug to ioctl arguments.

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Added a new function that allows printing ioctl arguments.
This makes easier to include debug code under v4l ioctl
handling.
Also fixed some declarations on internal ioctl.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mauro Carvalho Chehab
2006-02-27 00:08:49 -03:00
parent a8029170b9
commit 41f38b43e0
2 changed files with 531 additions and 4 deletions
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11
include/media/v4l2-common.h
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@@ -58,6 +58,9 @@
/* Prints the ioctl in a human-readable format */
extern void v4l_printk_ioctl(unsigned int cmd);
/* Prints the ioctl and arg in a human-readable format */
extern void v4l_printk_ioctl_arg(char *s,unsigned int cmd, void *arg);
/* Use this macro for non-I2C drivers. Pass the driver name as the first arg. */
#define v4l_print_ioctl(name, cmd) \
do { \
@@ -185,11 +188,11 @@ struct msp_matrix {
register contains invalid or erroneous data -EIO is returned. Note that
you must fill in the 'id' member and the 'field' member (to determine
whether CC data from the first or second field should be obtained). */
#define VIDIOC_INT_G_VBI_DATA _IOWR('d', 106, struct v4l2_sliced_vbi_data *)
#define VIDIOC_INT_G_VBI_DATA _IOWR('d', 106, struct v4l2_sliced_vbi_data)
/* Returns the chip identifier or V4L2_IDENT_UNKNOWN if no identification can
be made. */
#define VIDIOC_INT_G_CHIP_IDENT _IOR ('d', 107, enum v4l2_chip_ident *)
#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.
@@ -214,8 +217,8 @@ struct v4l2_routing {
These four commands should only be sent directly to an i2c device, they
should not be broadcast as the routing is very device specific. */
#define VIDIOC_INT_S_AUDIO_ROUTING _IOW ('d', 109, struct v4l2_routing)
#define VIDIOC_INT_G_AUDIO_ROUTING _IOR ('d', 110, struct v4l2_routing *)
#define VIDIOC_INT_G_AUDIO_ROUTING _IOR ('d', 110, struct v4l2_routing)
#define VIDIOC_INT_S_VIDEO_ROUTING _IOW ('d', 111, struct v4l2_routing)
#define VIDIOC_INT_G_VIDEO_ROUTING _IOR ('d', 112, struct v4l2_routing *)
#define VIDIOC_INT_G_VIDEO_ROUTING _IOR ('d', 112, struct v4l2_routing)
#endif /* V4L2_COMMON_H_ */