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V4L/DVB (5162): Change VIDIOC_DBG_[SG]_REGISTER ioctls' reg address to 64 bits

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Maybe someday there will be a device with a register address space >
32-bits, or maybe an i2c device which uses a protocol > 4 bytes long to
address its registers.

Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Trent Piepho 2007-01-30 22:47:18 -03:00 committed by Mauro Carvalho Chehab
parent e19c55ffb9
commit e7b58f5259
2 changed files with 5 additions and 3 deletions
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6
drivers/media/video/v4l2-common.c
View File

@ -754,15 +754,17 @@ void v4l_printk_ioctl_arg(char *s,unsigned int cmd, void *arg)
p->id,p->index,p->name);
break;
}
#ifdef CONFIG_VIDEO_ADV_DEBUG
case VIDIOC_DBG_G_REGISTER:
case VIDIOC_DBG_S_REGISTER:
{
struct v4l2_register *p=arg;
printk ("%s: i2c_id=%d, reg=%d, val=%d\n", s,
p->i2c_id,p->reg,p->val);
printk ("%s: i2c_id=%d, reg=%llu, val=%u\n", s,
p->i2c_id,(unsigned long long)p->reg,p->val);
break;
}
#endif
case VIDIOC_REQBUFS:
{
struct v4l2_requestbuffers *p=arg;

2
include/linux/videodev2.h
View File

@ -1276,8 +1276,8 @@ struct v4l2_streamparm
/* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
struct v4l2_register {
__u64 reg;
__u32 i2c_id; /* I2C driver ID of the I2C chip, or 0 for the host */
__u32 reg;
__u32 val;
};