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[media] pvrusb2: drop g/s_register ioctls 

Register access to subdevices no longer needs bridge support for those
ioctls. The v4l2 core handles that these days.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Cc: Mike Isely <isely@isely.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2013-05-29 07:00:06 -03:00 committed by Mauro Carvalho Chehab
parent f82fadcfec
commit 43aea90116
3 changed files with 0 additions and 79 deletions
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36
drivers/media/usb/pvrusb2/pvrusb2-hdw.c
View File

@ -5162,39 +5162,3 @@ static int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw)
} while(0); LOCK_GIVE(hdw->ctl_lock);
return result;
}
int pvr2_hdw_register_access(struct pvr2_hdw *hdw,
const struct v4l2_dbg_match *match, u64 reg_id,
int setFl, u64 *val_ptr)
{
#ifdef CONFIG_VIDEO_ADV_DEBUG
struct v4l2_dbg_register req;
int stat = 0;
int okFl = 0;
req.match = *match;
req.reg = reg_id;
if (setFl) req.val = *val_ptr;
/* It would be nice to know if a sub-device answered the request */
v4l2_device_call_all(&hdw->v4l2_dev, 0, core, g_register, &req);
if (!setFl) *val_ptr = req.val;
if (okFl) {
return stat;
}
return -EINVAL;
#else
return -ENOSYS;
#endif
}
/*
Stuff for Emacs to see, in order to encourage consistent editing style:
*** Local Variables: ***
*** mode: c ***
*** fill-column: 75 ***
*** tab-width: 8 ***
*** c-basic-offset: 8 ***
*** End: ***
*/

9
drivers/media/usb/pvrusb2/pvrusb2-hdw.h
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@ -234,15 +234,6 @@ int pvr2_hdw_v4l_get_minor_number(struct pvr2_hdw *,enum pvr2_v4l_type index);
void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *,
enum pvr2_v4l_type index,int);
/* Direct read/write access to chip's registers:
match - specify criteria to identify target chip (this is a v4l dbg struct)
reg_id - register number to access
setFl - true to set the register, false to read it
val_ptr - storage location for source / result. */
int pvr2_hdw_register_access(struct pvr2_hdw *,
const struct v4l2_dbg_match *match, u64 reg_id,
int setFl, u64 *val_ptr);
/* The following entry points are all lower level things you normally don't
want to worry about. */

34
drivers/media/usb/pvrusb2/pvrusb2-v4l2.c
View File

@ -800,36 +800,6 @@ static int pvr2_log_status(struct file *file, void *priv)
return 0;
}
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int pvr2_g_register(struct file *file, void *priv, struct v4l2_dbg_register *req)
{
struct pvr2_v4l2_fh *fh = file->private_data;
struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
u64 val;
int ret;
ret = pvr2_hdw_register_access(
hdw, &req->match, req->reg,
0, &val);
req->val = val;
return ret;
}
static int pvr2_s_register(struct file *file, void *priv, const struct v4l2_dbg_register *req)
{
struct pvr2_v4l2_fh *fh = file->private_data;
struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
u64 val;
int ret;
val = req->val;
ret = pvr2_hdw_register_access(
hdw, &req->match, req->reg,
1, &val);
return ret;
}
#endif
static const struct v4l2_ioctl_ops pvr2_ioctl_ops = {
.vidioc_querycap = pvr2_querycap,
.vidioc_g_priority = pvr2_g_priority,
@ -864,10 +834,6 @@ static const struct v4l2_ioctl_ops pvr2_ioctl_ops = {
.vidioc_g_ext_ctrls = pvr2_g_ext_ctrls,
.vidioc_s_ext_ctrls = pvr2_s_ext_ctrls,
.vidioc_try_ext_ctrls = pvr2_try_ext_ctrls,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.vidioc_g_register = pvr2_g_register,
.vidioc_s_register = pvr2_s_register,
#endif
};
static void pvr2_v4l2_dev_destroy(struct pvr2_v4l2_dev *dip)