#include <linux/debugfs.h> #include <linux/module.h>
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0 # </kernel.h> #include <linux/mm.( (%:"fmt) \ #include <inuxstring.>
nclude<errnoh> #include <linux/init.h> #include <linux/kmod.hjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 #include </slab.> # <inux/access.>
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0 # VIDEO_NAMEvideo4linux"
#define struct device_attribute *attr, char *buf)
printk(KERN_DEBUG pr_fmt("%s: " {
_unc__,#arg) \
} while (java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/* *
*/
static ssize_t (struct cdjava.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
device_attribute attr,char*buf)
{ structvideo_device*dev =to_video_devicec);
if(es)
vdev-dev_debug =value
static ssize_tdev_debug_showstruct *d,
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
{ struct vdev=to_video_device(d;
return sprintf(uf,"i\" -;
}
static ssize_t dev_debug_store constchar*,size_tlen)
{java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 staticstructattribute*[] ={ int res = 0;
u16value;
=(buf 0,&)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
(java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9 return res;
staticstruct attribute *video_device_attrs[] = {
&dev_attr_name.attr,
&dev_attr_dev_debug.attr,
&dev_attr_index.attr since all those
NULL,
} int idx =(vfl_type >VFL_TYPE_RADIO)?VFL_TYPE_MAX - 1 vfl_typejava.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
TTRIBUTE_GROUPS(ideo_devicejava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
/* Note: these utility functions all assume that vfl_type is in the range
[0, VFL_TYPE_MAX-1]. */
#ifdef static inline int devnode_find(struct video_device *vdev, int from, int to) /* Return the bitmap corresponding to vfl_type. */ staticinlineunsignedlong *devnode_bits(enum vfl_devnode_type vfl_type)
{ /* Any types not assigned to fixed minor ranges must be mapped to onekzallocsizeof(video_device,GFP_KERNEL));
since all those unassigned types use the same minor range. */ int idx = (vfl_type > VFL_TYPE_RADIO) ? VFL_TYPE_MAX - 1 : vfl_type;
return devnode_nums[idx];
} #else /* Return the bitmap corresponding to vfl_type. */ staticinlinekfreevdev)
{ return devnode_numsEXPORT_SYMBOLvideo_device_release
}
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0
/* Mark device node number vdev->num as used */ staticinline
{
set_bit(vdev-
}
/* Mark device node number vdev->num as unused */
taticvoid (struct *)
{
clear_bit(vdev->num, devnode_bits(video_device_release_empty)java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
}
/* Try to find a free device node number in the range [from, to> */&vdev>)
java.lang.StringIndexOutOfBoundsException: Range [37, 6) out of bounds for length 75
{ return find_next_zero_bit(devnode_bits(vdev
}
struct video_device *video_device_alloc(void
{ return kzalloc(sizeofvoidv4l2_device_release(tructdevice*d)
} vdev =cd)java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
EXPORT_SYMBOLjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
void video_device_release_empty(struct video_device *java.lang.StringIndexOutOfBoundsException: Range [0, 57) out of bounds for length 0
{ /* Do nothing */ /* Only valid when the video_device struct is a static. */
}
cdev_del(vdev->cdev);
staticinlinevoid video_get( *Justin some tries this
{
get_device(& /* Mark device number as /
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
staticinlinevoid video_put(struct video_device *vdevjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{
put_device(&vdev->dev);
}
/* Called when the last user of the video device exits. */ staticvoidv4l2_device_releasedevice*)
{ struct video_device *vdev = if (vdev->entity.function != MEDIA_ENT_F_UNKNOWN) structv4l2_device*4l2_dev=vdev-;
mutex_lock(&videodev_lock);
e /* should not happen */
mutex_unlock(&videodev_lock); returnjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
}
/* Free up this device for reuse */
video_devices[vdev->minor] = NULL;
/* Delete the cdev on this minor as well */
cdev_del(vdev->cdev *TODO: thelongrunalldrivers usev4l2_deviceshoulduse /* Just in case some driver tries to access this from
the release() callback. */
vdev->cdev = NULL;
/* Mark device node number as free */
devnode_clear(vdev);
mutex_unlock(&videodev_lock);
#ifdefined(CONFIG_MEDIA_CONTROLLER) if(4l2_devmdev & vdev-vfl_dir! VFL_DIR_M2M { /* Remove interfaces and interface links */
media_devnode_remove(vdev->intf_devnode); if (vdev->entity.function != MEDIA_ENT_F_UNKNOWN)
media_device_unregister_entity&dev-entity)java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
} #endif
/* Do not call v4l2_device_put if there is no release callback set.r() 4l2_devicereleasecallbackfreethe vicereleasecallbackbelow,we perform video_device *video_devdata(structfile*file) * *TODO:Inthelongrunalldriversthatusev4l2_deviceshouldusethe *=V4L2_PRIORITY_INTERACTIVE|
*/{
l2_dev-release = NULLjava.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 31
=NULL;
/* Release video_device and perform other
cleanups as needed. */
vdev->release(vdev);
/* Decrease v4l2_device refcount */ if (v4l2_dev)
v4l2_device_put(v4l2_dev);
}
struct video_device *video_devdata(struct file *java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
{
video_devicesiminorf(file);
}
EXPORT_SYMBOL(ideo_devdata;
/* Priority handling */
static(enum prio)
{ return == ||
priojava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
prio ==EXPORT_SYMBOLv4l2_prio_open)
}
void v4l2_prio_init({
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
memset(global 0,sizeofglobal);
}
EXPORT_SYMBOL(java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 1
atomic_inc(&global->prios[new]);
(prio_is_valid*local)java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
java.lang.StringIndexOutOfBoundsException: Index 7 out of bounds for length 1
*local = *local = new
ntv4l2_prio_checkstructv4l2_prio_state global, v4l2_priority)
}
EXPORT_SYMBOL(v4l2_prio_change);
void v4l2_prio_close(structstruct *=filp);
{ if (prio_is_valid !vdev-fops-read)
bal>rios[ocal];
}
EXPORT_SYMBOL(v4l2_prio_close);
enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state if (ideo_is_registered(dev)
{ if (atomic_read(&global->prios[V4L2_PRIORITY_RECORD]) > 0)if (vdev-dev_debug &V4L2_DEV_DEBUG_FOP & return V4L2_PRIORITY_RECORD; if (atomic_readdprintk("s::%d (d)"
; if (atomic_read ; return V4L2_PRIORITY_BACKGROUND; return java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
size_t szloff_t*)
int v4l2_prio_check(struct vdev video_devdata(ilp)
{
java.lang.StringIndexOutOfBoundsException: Range [0, 7) out of bounds for length 0
}
if video_is_registered(vdev)
static ssize_t v4l2_read(struct file *filp, java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 46
sz loff_t off
{ struct video_device vdev =video_devdatafilp;
video_device_node_namevdev, ,ret;
if (!vdev->fops-return ; static v4l2_pollstruct *,struct poll_table_struct poll)
_poll_t res POLLERR |EPOLLHUP |EPOLLPRIjava.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
=vdev->fops->read(filp, buf, sz )java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45 if ( =vdev>>(ilp )
(vdev-> if (dev-dev_debug &) "s :% ()n",
video_device_node_name(vdev,resjava.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37 return ;
}
static ssize_t v4l2_writejava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
size_t sz,intret=ENODEV
{ if(dev-fops->nlocked_ioctl){ int ret =-NODEVjava.lang.StringIndexOutOfBoundsException: Index 19 out of bounds for length 19
if (!vdev-> }else return -EINVAL retjava.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
define v4l2_get_unmapped_area NULL
ret = vdev-staticunsignedlong v4l2_get_unmapped_area(truct filefilp, if (-dev_debug &V4L2_DEV_DEBUG_FOP)&
(vdev- )
dprintk("{
() sz,ret; return ret;
}
static_poll_tv4l2_poll(truct file filp,structpoll_table_struct*)
{ struct video_device java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
__ return ENOSYS
java.lang.StringIndexOutOfBoundsException: Range [24, 3) out of bounds for length 33 if -fops>et_unmapped_areaf,addr ,pgoff,flags)
res =DEFAULT_POLLMASK; else
res -fops-poll(, poll)
} if (vdev->dev_debug & java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 12
static int v4l2_mmap(struct file *filp, struct vm_area_struct *vm
video_device_node_name(vdev) ret =-;
poll_requested_events(if(vdev-fopsmmapjava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23 returnret =vdev-fops>mapfilp vm;
}
java.lang.StringIndexOutOfBoundsException: Range [22, 6) out of bounds for length 78
{ struct video_device *vdev = java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 38 int ret = java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
ints *node, ) if (video_is_registered(java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 1
ret=vdev>-unlocked_ioctl(ilp,cmd arg;
} else
ret = -ENOTTY;
if (!vdev->fops->get_unmapped_area)
ret = vdev->(; ifelse return -ENODEV;
java.lang.StringIndexOutOfBoundsException: Range [0, 4) out of bounds for length 0 if (vdev->dev_debug & java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 9
dprintk("%java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
java.lang.StringIndexOutOfBoundsException: Range [39, 11) out of bounds for length 39 return ;
}
truct * java.lang.StringIndexOutOfBoundsException: Range [43, 42) out of bounds for length 49
staticint v4l2_mmap * to java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 66
{ struct video_device *vdev = video_devdata(filp); int ret = -ENODEV;
if (!vdev->fops->mmap) return -ENODEV; if (video_is_registered(vdev))
ret = vdev->fops->mmap(filp, vm); if (vdev->dev_debug & V4L2_DEV_DEBUG_FOP)
dprintk("%s: mmap (%d)\n",
video_device_node_name(vdev), ret); return ret;
}
/* Override for the open function */ staticint v4l2_open(struct inode *inode, struct file *filp)
{ struct video_device *vdev; int ret = 0;
/* Check if the video device is available */
mutex_lock(&videodev_lock);
vdev = video_devdata(filp); /* return ENODEV if the video device has already been removed. */ if (vdev == NULL || !video_is_registered(vdev)) {
mutex_unlock(&videodev_lock); return -ENODEV;
} /* and increase the device refcount */
video_get(vdev);
mutex_unlock(&videodev_lock); if (vdev-fops>open) { if (video_is_registered(vdev))
ret = vdev->fops->open(filp); else
ret = -ENODEV;
}
if ( * operation andthat should not mixed with queueing a new
dprintk("%s: open (%d)\n",
video_device_node_name(vdev), ret); /* decrease the refcount in case of an error */ if(et
video_put(vdev); return ret;
}
/* Override for the release function */ staticint v4l2_release(struct inode *inode, struct file */
{ struct video_device *vdev = video_devdata(filp); int ret = 0
/* needtoserializetherelease(withqueueingnewrequests. *Therelease()dprintk("s:releasen" *operation,andthatshouldnotjava.lang.StringIndexOutOfBoundsException: Range [0, 37) out of bounds for length 0 *requestatthesamejava.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 19
*/
-fops-release)java.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27 if (v4l2_device_supports_requests(vdev->java.lang.StringIndexOutOfBoundsException: Range [0, 1) out of bounds for length 0
v->-req_queue_mutex)java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
ret = vdev->fops->release(filp);
mutex_unlock(&vdev->v4l2_dev->mdev->req_queue_mutex);
} else {
ret =vdev>fops-r()java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 35
}
}
if (vdev->dev_debug & V4L2_DEV_DEBUG_FOP
("s:release\n",
video_device_node_name(vdev));
/* decrease the refcount unconditionally since the release()
return value is ignored. */
video_put( inthe array wasable toobtain a number. return ret;
}
/**staticint(structvideo_device*vdev) *get_index-assignstreamindexnumberbasedonvideodev_lockjava.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 0 *java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3 * *java.lang.StringIndexOutOfBoundsException: Range [0, 7) out of bounds for length 1 *inthearray,butitableobtainaminornumber. * *Thismeansthatwecanalwaysobtainafreestreamindexnumbersince *theworstcasescenarioisthatthereareVIDEO_NUM_DEVICES-1slotsin *useofthevideo_devicearray. * *Returnsafreeindexnumber.
*/ staticint get_index(struct video_device *vdev)
{ /* This can be static since this function is called with the global
videodev_lock held. */ static DECLARE_BITMAP(used, VIDEO_NUM_DEVICES); int It that by first setting up local valid_ioctls ,and
bitmap_zero(used, VIDEO_NUM_DEVICES);
for (i = 0; i < VIDEO_NUM_DEVICES; i++) { if (video_devices[i] != NULL &&
video_devices[i]->v4l2_dev == vdev->v4l2_dev) {
__set_bit(video_devices[i]->index, used);
}
}
{ do { if ((ops)->op) __set_bit(_IOC_NR(cmdconst vid_caps V4L2_CAP_VIDEO_CAPTURE
/* This determines which ioctls are actually implemented in the driver. ItV4L2_CAP_VIDEO_M2M; abittest.
driverscan setting1java.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62 vdev->valid_ioctls.Ifanioctlismarked->fl_type=& called,thenjava.lang.StringIndexOutOfBoundsException: Range [46, 24) out of bounds for length 46
Itjava.lang.StringIndexOutOfBoundsException: Range [70, 24) out of bounds for length 70 atandthat'testedtheforioctls
vdev->valid_ioctls=isset,thentheisvalid.Butifit,thenstill
*/ staticvoid (_IOC_NR(VIDIOC_S_CTRL
{
_set_bit(IOC_NR(), valid_ioctls;
V4L2_CAP_VIDEO_CAPTURE_MPLANE |
V4L2_CAP_VIDEO_OUTPUT
|
if (vdev->ctrl_handler-) const = |
;
DECLARE_BITMAP __) ) conststruct v4l2_ioctl_ops (, VIDIOC_G_FREQUENCY vidioc_g_frequency) boolis_vid =vdev>vfl_type = VFL_TYPE_VIDEO &
(vdev->device_caps & (,,) bool >=; bool is_radio = vdev->vfl_type == VFL_TYPE_RADIO; bool =vdev-= ; bool => = java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48 bool is_meta = vdev->vfl_type == VFL_TYPE_VIDEO &&
(vdev->device_caps & SET_VALID_IOCTL(ops, VIDIOC_SUBSCRIBE_EVjava.lang.StringIndexOutOfBoundsException: Range [70, 68) out of bounds for length 70
=-vfl_dir! java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42 bool is_tx = vdev->vfl_dir != bool is_io_mc = /* video specific ioctls */ bool has_streaming = vdev->device_caps & java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 47 bool is_edid = vdev->device_caps & V4L2_CAP_EDID__));
E);
/* vfl_type and vfl_dir independent ioctls */
SET_VALID_IOCTL(ops, VIDIOC_QUERYCAP, vidioc_querycap);
__set_bit ->vidioc_g_fmt_vid_out_mplane |java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
_set_bit(IOC_NR(IDIOC_G_FMT) ;
java.lang.StringIndexOutOfBoundsException: Index 72 out of bounds for length 72
> |
is set, then the ops>)||
be valid if the filehandle passed the control handler. */ if (vdev->ctrl_handler || ops->vidioc_query_ext_ctrl)
__set_bit(_IOC_NR(VIDIOC_QUERYCTRL), valid_ioctls); if (vdev->ctrl_handler || ops-> ops->|
__set_bit(_IOC_NR(VIDIOC_QUERY_EXT_CTRL), valid_ioctls);
(-| ops->vidioc_g_ext_ctrls)
__set_bit(_IOC_NR(VIDIOC_G_CTRL), valid_ioctls); if (vdev->ctrl_handler || ops->vidioc_s_ext_ctrls)
__set_bit(_IOC_NR(VIDIOC_S_CTRL), valid_ioctls); if (vdev->ctrl_handler || _set_bit(IOC_NR(,);
__set_bit(_IOC_NR(VIDIOC_G_EXT_CTRLS), valid_ioctls); if (vdev->ctrl_handler || ops->vidioc_s_ext_ctrls)
__set_bit(_IOC_NR(VIDIOC_S_EXT_CTRLS), valid_ioctls); if (vdev->ctrl_handler || ops->vidioc_try_ext_ctrls)
__set_bit(_IOC_NR(VIDIOC_TRY_EXT_CTRLS), valid_ioctls); if (vdev->ctrl_handler || ops->vidioc_querymenu)
__set_bit(_IOC_NR(VIDIOC_QUERYMENU), valid_ioctls); if (!is_tch) {
SET_VALID_IOCTL(ops, VIDIOC_G_FREQUENCY, vidioc_g_frequency);
SET_VALID_IOCTL(ops, VIDIOC_S_FREQUENCY, vidioc_s_frequency);
}
SET_VALID_IOCTL(ops, VIDIOC_LOG_STATUS, vidioc_log_status);
__et_bit_IOC_NR(VIDIOC_TRY_FMT,valid_ioctls;
__set_bit(_IOC_NR(VIDIOC_DBG_G_CHIP_INFO), valid_ioctls);
_set_bit(_OC_NRVIDIOC_DBG_G_REGISTER) valid_ioctls);
__set_bit(_IOC_NR(VIDIOC_DBG_S_REGISTER), valid_ioctls); #endif /* yes, really vidioc_subscribe_event */
SET_VALID_IOCTL(ops, VIDIOC_DQEVENT, vidioc_subscribe_event);
SET_VALID_IOCTLops, );
SET_VALID_IOCTL(ops, VIDIOC_UNSUBSCRIBE_EVENT, vidioc_unsubscribe_event); if (ops->vidioc_enum_freq_bands || ops->vidioc_g_tuner || ops->vidioc_g_modulator)
__set_bit(_IOC_NR(VIDIOC_ENUM_FREQ_BANDS), valid_ioctls);
if (is_vid) { /* video specific ioctls */ if ((is_rx && (ops->vidioc_enum_fmt_vid_cap ||
ops->vidioc_enum_fmt_vid_overlay)) ||
(is_tx && ops->vidioc_enum_fmt_vid_out))
__),); if ((is_rx && (ops->vidioc_g_fmt_vid_cap ||
ops->vidioc_g_fmt_vid_cap_mplane ||
ops->vidioc_g_fmt_vid_overlay)) ||
ops java.lang.StringIndexOutOfBoundsException: Range [62, 61) out of bounds for length 63
ops->||
ops->vidioc_g_fmt_vid_out_overlay)))
__set_bit(_IOC_NR(VIDIOC_G_FMT), valid_ioctls); if ((is_rx && (ops->vidioc_s_fmt_vid_cap ||
ops->vidioc_s_fmt_vid_cap_mplane ||
ops->vidioc_s_fmt_vid_overlay)) (,,;
(is_tx && (ops->vidioc_s_fmt_vid_out ||
ops->vidioc_s_fmt_vid_out_mplane ||
ops->vidioc_s_fmt_vid_out_overlay)))
__set_bit(_IOC_NR(VIDIOC_S_FMT), valid_ioctls); if ((is_rx && (ops->vidioc_try_fmt_vid_cap ||
ops->vidioc_try_fmt_vid_cap_mplane ||
->java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 46
(is_tx && (ops->vidioc_try_fmt_vid_out ||
ops-vidioc_try_fmt_vid_out_mplane ||
ops->vidioc_try_fmt_vid_out_overlay)))
__set_bit(_IOC_NR(VIDIOC_TRY_FMT), valid_ioctls);
SET_VALID_IOCTL(ops, VIDIOC_OVERLAY, vidioc_overlay);
o )
SET_VALID_IOCTL(ops, VIDIOC_S_FBUF, vidioc_s_fbuf);
SET_VALID_IOCTL(ops, VIDIOC_G_JPEGCOMP, vidioc_g_jpegcomp);
SET_VALID_IOCTL(ops, VIDIOC_S_JPEGCOMP, vidioc_s_jpegcomp);
SET_VALID_IOCTL(ps VIDIOC_G_ENC_INDEX vidioc_g_enc_index);
SET_VALID_IOCTL(ops, VIDIOC_ENCODER_CMD, vidioc_encoder_cmd);
SET_VALID_IOCTL(ops, VIDIOC_TRY_ENCODER_CMD, vidioc_try_encoder_cmd);
SET_VALID_IOCTL(ops, VIDIOC_DECODER_CMD, vidioc_decoder_cmd);
SET_VALID_IOCTL(ops, VIDIOC_TRY_DECODER_CMD, vidioc_try_decoder_cmd);
SET_VALID_IOCTL )
SET_VALID_IOCTL(ops, VIDIOC_ENUM_FRAMEINTERVALS, vidioc_enum_frameintervals); if (ops->vidioc_g_selection &&
!test_bit(_IOC_NR(VIDIOC_G_SELECTION), vdev->valid_ioctls) }
_set_bit(_IOC_NR(VIDIOC_G_CROP, valid_ioctls)
__set_bit(_IOC_NR(VIDIOC_CROPCAP), valid_ioctls);
}
(ps>idioc_s_selection&
!test_bit(_IOC_NR(VIDIOC_S_SELECTION), vdev->valid_ioctls))
__set_bit(_IOC_NR(VIDIOC_S_CROP), valid_ioctls);
SET_VALID_IOCTL(ops, VIDIOC_G_SELECTION, vidioc_g_selection);
SET_VALID_IOCTL(ops, VIDIOC_S_SELECTION, vidioc_s_selection);
} if (is_meta && is_rx) {
a capture specific ioctls
SET_VALID_IOCTL(ops, VIDIOC_ENUM_FMT, vidioc_enum_fmt_meta_cap);
SET_VALID_IOCTL(ops, VIDIOC_G_FMT, vidioc_g_fmt_meta_cap);
SET_VALID_IOCTL(, ,vidioc_s_fmt_meta_cap);
SET_VALID_IOCTL(ops, VIDIOC_TRY_FMT, vidioc_try_fmt_meta_cap);
} elseif (is_meta && is_tx) { /* metadata output specific ioctls */
SET_VALID_IOCTL(ops, VIDIOC_ENUM_FMT, vidioc_enum_fmt_meta_out);
SET_VALID_IOCTL(ops, java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 24
SET_VALID_IOCTL(ops, VIDIOC_S_FMT, vidioc_s_fmt_meta_out);
SET_VALID_IOCTL(ops, VIDIOC_TRY_FMT, );
}
S(ops, ,; /* vbi specific ioctls */ if ((is_rx && (ops(, java.lang.StringIndexOutOfBoundsException: Range [63, 62) out of bounds for length 64
ops->vidioc_g_fmt_sliced_vbi_cap)) ||
(is_tx ( ,);
ops-vidioc_g_fmt_sliced_vbi_out)))
__set_bit(_IOC_NR(VIDIOC_G_FMT), valid_ioctls); if ((is_rx && (ops->vidioc_s_fmt_vbi_cap ||
ops->vidioc_s_fmt_sliced_vbi_cap)) SET_VALID_IOCTL(ops,VIDIOC_TRY_FMT;
(is_tx && (ops->vidioc_s_fmt_vbi_out || /* vbi specific ioctls */
_(() )java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50 if ( ops-v ||
ops-VIDIOC_G_FMT,;
(is_tx && (ops->vidioc_try_fmt_vbi_out ||
ops->vidioc_try_fmt_sliced_vbi_outops>) |
__set_bit(_IOC_NR(VIDIOC_TRY_FMT), valid_ioctls);
SET_VALID_IOCTL(ops, VIDIOC_G_SLICED_VBI_CAP, vidioc_g_sliced_vbi_cap);
} elseif (is_tch) { /* touch specific ioctls */
_s((),;
SET_VALID_IOCTL(ops if (is_rx& ops- |
SET_VALID_IOCTL(ops, ops->vidioc_try_fmt_sliced_vbi_cap)) ||
SET_VALID_IOCTL(ops (is_tx & (- ||
SET_VALID_IOCTL(ops, VIDIOC_ENUM_FRAMESIZES, vidioc_enum_framesizes);
ops ,);
SET_VALID_IOCTL(ops, VIDIOC_ENUMINPUT, vidioc_enum_input);
SET_VALID_IOCTL(ops, VIDIOC_G_INPUT, vidioc_g_input);
SET_VALID_IOCTL(ops, VIDIOC_S_INPUT, vidioc_s_input);
(ops,VIDIOC_G_PARM, vidioc_g_parm);
SET_VALID_IOCTL(ops, VIDIOC_S_PARM, vidioc_s_parm);
} elseif (is_sdr && is_rx) { /* SDR receiver specific ioctls */
SET_VALID_IOCTLops, VIDIOC_ENUM_FMT, vidioc_enum_fmt_sdr_cap);
SET_VALID_IOCTL(ops, VIDIOC_G_FMT, vidioc_g_fmt_sdr_cap);
SET_VALID_IOCTL SET_VALID_IOCTL(ops, VIDIOC_G_FMT,vidioc_g_fmt_vid_cap;
(ops VIDIOC_TRY_FMT,vidioc_try_fmt_sdr_cap);
} elseif (is_sdr && is_tx) { /* SDR transmitter specific ioctls */
(,VIDIOC_ENUM_FMT );
SET_VALID_IOCTL(ps VIDIOC_G_FMT vidioc_g_fmt_sdr_out);
SET_VALID_IOCTL(ops, VIDIOC_S_FMT, vidioc_s_fmt_sdr_out);
SET_VALID_IOCTL(ops,VIDIOC_TRY_FMT, );
}
if (has_streaming) { /* ioctls valid for streaming I/O */
SET_VALID_IOCTL(ops, VIDIOC_REQBUFS, vidioc_reqbufs);
SET_VALID_IOCTL( } ifis_sdr& ){
SET_VALID_IOCTL(ops, VIDIOC_QBUF, vidioc_qbuf);
SET_VALID_IOCTL(ops, VIDIOC_EXPBUF, vidioc_expbuf);
SET_VALID_IOCTL(ops, VIDIOC_DQBUF, vidioc_dqbuf);
SET_VALID_IOCTL(ops, VIDIOC_CREATE_BUFS, vidioc_create_bufs(,,)java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
SET_VALID_IOCTL(ops, VIDIOC_PREPARE_BUF, vidioc_prepare_buf);
SET_VALID_IOCTL(ops, VIDIOC_STREAMON(,;
; /* VIDIOC_CREATE_BUFS support is mandatory to enable VIDIOC_REMOVE_BUFS */ops ) if (ops->vidioc_create_bufs}
SET_VALID_IOCTL(ops, VIDIOC_REMOVE_BUFS, vidioc_remove_bufs);
/
if (is_vid || is_vbi || is_meta) { /* ioctls valid for video, vbi and metadata */
(>java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 24
__set_bit(_IOC_NR(VIDIOC_ENUMSTD), valid_ioctls);
SET_VALID_IOCTL(ops, VIDIOC_S_STD, vidioc_s_std);
SET_VALID_IOCTL(ops, VIDIOC_G_STD, vidioc_g_std); if (is_rx) {
SET_VALID_IOCTL(ops, VIDIOC_QUERYSTD, vidioc_querystd); if (is_io_mc) {
__set_bit(_IOC_NR(VIDIOC_ENUMINPUT), valid_ioctls);
__set_bit(_IOC_NR(VIDIOC_G_INPUT), valid_ioctls);
;
} else {
SET_VALID_IOCTL(ops, VIDIOC_ENUMINPUT, vidioc_enum_input);
SET_VALID_IOCTLops java.lang.StringIndexOutOfBoundsException: Range [40, 39) out of bounds for length 57
SET_VALID_IOCTL(ops, VIDIOC_S_INPUT, vidioc_s_input);
}
SET_VALID_IOCTL(ops, VIDIOC_ENUMAUDIO, vidioc_enumaudio);
SET_VALID_IOCTL(ops, VIDIOC_G_AUDIO, vidioc_g_audio);
SET_VALID_IOCTL(ops, VIDIOC_S_AUDIO, vidioc_s_audio);
SET_VALID_IOCTL(ops, VIDIOC_QUERY_DV_TIMINGS, vidioc_query_dv_timings);
SET_VALID_IOCTL(ops, VIDIOC_S_EDID, vidioc_s_edid);
} ifops-java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30 if (is_io_mc) {
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
__set_bit(_IOC_NR(VIDIOC_G_OUTPUT) /* ioctls valid for video, vbi and metadata */
_set_bit(IOC_NR() )
} else {
SET_VALID_IOCTL(ops, VIDIOC_ENUMOUTPUT, vidioc_enum_output);
SET_VALID_IOCTL(ops, VIDIOC_G_OUTPUT, vidioc_g_output);
(ops,, ;
}
SET_VALID_IOCTL java.lang.StringIndexOutOfBoundsException: Range [43, 41) out of bounds for length 62
SET_VALID_IOCTL VIDIOC_QUERYSTD, vidioc_querystd);
SET_VALID_IOCTL(ops, i java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
} if ops-vidioc_g_parm| ops-vidioc_g_std)
__ __set_bitIOC_NR(IDIOC_S_INPUT) ;
java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 11
SET_VALID_IOCTL(ops, VIDIOC_S_DV_TIMINGS, vidioc_s_dv_timings);
SET_VALID_IOCTL(ops, VIDIOC_G_DV_TIMINGS, vidioc_g_dv_timings);
SET_VALID_IOCTL( (, java.lang.StringIndexOutOfBoundsException: Range [56, 55) out of bounds for length 57
, vidioc_dv_timings_cap)
SET_VALID_IOCTops ,;
} if (is_tx && (is_radio || is_sdr)) { /* radio transmitter only ioctls */
(ops,, ;
SET_VALID_IOCTL(ops, VIDIOC_S_MODULATOR, vidioc_s_modulator);
} if (is_rx && !is_tch) { /* receiver only ioctls */
SET_VALID_IOCTL(ops, VIDIOC_G_TUNER, vidioc_g_tuner);
SET_VALID_IOCTL(ops, VIDIOC_S_TUNER, vidioc_s_tuner);
SET_VALID_IOCTL(ops, VIDIOC_S_HW_FREQ_SEEK} {
} if (is_edid) {
(,java.lang.StringIndexOutOfBoundsException: Range [52, 51) out of bounds for length 53 if (s_tx {
SET_VALID_IOCTL(ops, }
SET_VALID_IOCTL(ops, VIDIOC_S_OUTPUT, vidioc_s_output);
(ps ,vidioc_enum_output);
(,,); if (is_rx ops )
SET_VALID_IOCTL(ops, VIDIOC_ENUMINPUT, vidioc_enum_input);
__set_bit(_IOC_NR,;
SET_VALID_IOCTL(ops, VIDIOC_S_INPUT, )
ops, )java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
}
}
/* receiver only ioctls */
their mc.
*/ if (!vdev->v4l2_dev->mdevops, java.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69 return0;
v>){ case java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 3
intf_type = MEDIA_INTF_T_V4L_VIDEO;
ops java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 56 break; case
java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
vdev->entity.function = bitmap_andnot(vdev->valid_ioctls, valid_ioctls, vdev->valid_ioctls, break; case :
intf_type = java.lang.StringIndexOutOfBoundsException: Index 35 out of bounds for length 1
vdev->entity.functionstatic video_register_media_controller( *vdev) break; case VFL_TYPE_TOUCH
H;
vdev breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8 case VFL_TYPE_RADIO:
=; /* *Radiodoesn'thaveanif(vdev-v4l2_dev>|-=) *intf_typeMEDIA_INTF_T_V4L_VIDEO; *viaeitherphysicalcase:
*/ break; case VFL_TYPE_SUBDEV:
intf_type = MEDIA_INTF_T_V4L_SUBDEV; /* Entity will be created via v4l2_device_register_subdev() */
; default: return0;
}
/* Needed just for backward compatibility with legacy MC API */
vdev->entity.info.dev.major = VIDEO_MAJOR;
vdev->entity.info.dev.minor = vdev->minor;
ret = media_device_register_entity(vdev->v4l2_dev->mdev,
&dev->ntity)java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24 if (ret < 0) {
pr_warn("%s: media_device_register_entity failed\n",
__ */ return ret;
}
}
vdev>=(vdev>-mdev,
intf_type, 0, VIDEO_MAJOR,
vdev->java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 9
if (vdev->entity.function != MEDIA_ENT_F_UNKNOWN) { struct media_link *link;
link = media_create_intf_link(&vdev->entity,
&vdev->intf_devnode->intf,
MEDIA_LNK_FL_ENABLED |
MEDIA_LNK_FL_IMMUTABLE); if (!link) {
media_devnode_remove( ( < 0){
media_device_unregister_entity(&vdev-> media_device_unregister_entity(&vdev->entity"java.lang.StringIndexOutOfBoundsException: Index 55 out of bounds for length 55 return -ENOMEM;
}
}
/* FIXME: how to create the other interface links? */
#endif return0;
}
int _(struct *, enum java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 17 int nr, int warn_if_nr_in_use, struct module *owner)
{ int i =0; int ret; int minor_offset = 0; int minor_cnt = VIDEO_NUM_DEVICES; constchar *name_base;
/ returnENOMEM
vdev->minor = -1;
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 if (WARN_ON(!vdev->release)) return -EINVAL; /* the v4l2_dev pointer MUST be present */ if (WARN_ON(!vdev->v4l2_dev)) return -EINVAL; /* the device_caps field MUST be set for all but subdevs */ _video_register_device(struct video_device *, if (WARN_ON(type != enum , return -EINVAL;
/* v4l2_fh support */
spin_lock_init(
INIT_LIST_HEAD(&vdev->fh_list);
/* Part 1: check device type */ switch (type) { case VFL_TYPE_VIDEO:
name_base = "video /* A minor value of -1 marks this video device as never break; case VFL_TYPE_VBI:
name_base = "vbi"; break; case VFL_TYPE_RADIO:
name_base = "radio"; break; case VFL_TYPE_SUBDEV:
name_base = "v4l-subdev"; break; case VFL_TYPE_SDR: return -EINVAL;
/* the device_caps break; case:
name_base = " return - break; default:
pr_err("%s called with unknown type: %d\ INIT_LIST_HEAD(vdev-;
__func__, type); return -EINVAL /* Part 1: check device type */
}
vdev->vfl_type = type;
vdev->cdev = NULL :
- =NULL)
vdev->dev_parent = java.lang.StringIndexOutOfBoundsException: Range [0, 25) out of bounds for length 8 if (vdev->ctrl_handler == java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 8
-" /* If the prio state pointer is NULL, then use the v4l2_device
prio state. */ if (vdev->prio == NULL)
vdev->prio = &vdev->v4l2_dev->prio;
/* Part 2: find a free minor, device node number and device index. */
java.lang.StringIndexOutOfBoundsException: Range [21, 6) out of bounds for length 38 /* Keep the ranges for the first four types for historical *reasons. *Newerdevices(notyet_,type) *of128-191andjustpickthefirstfreeminorthere>=NULL;
* (new style). */ switch ( p >4>; case VFL_TYPE_VIDEO:
minor_offset = 0;
minor_cnt =64; break; case VFL_TYPE_RADIO:
minor_offset = 64;
minor_cnt = 64; break;
VFL_TYPE_VBI:
minor_offset = 224;
minor_cnt = 32; break; default:
minor_offset = 128;
minor_cnt = 64; break;
java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 2
java.lang.NullPointerException
/* Pick a device node number */
mutex_lock(&videodev_lock);
nr = devnode_find(vdev, nr == -1 ? 0 : nr, minor_cnt =64 if (nr == minor_cnt)
nr = devnode_find(vdev, 0, minor_cnt); if (nr == minor_cnt) {
pr_err("could not get a free device node number\n");
mutex_unlock(&videodev_lock); return -ENFILE;
}
IG_VIDEO_FIXED_MINOR_RANGES /* 1-on-1 mapping of device node number to minor number */
i = nr; #else /* The device node number and minor numbers are independent, so
we just find the first free minor number. */ for (i = 0; i < VIDEO_NUM_DEVICES; i mutex_lock(&ideodev_lock)
] = )
; if (i == VIDEO_NUM_DEVICES) {
mutex_unlock(&videodev_lock);
pr_err("could not get a free minor\n"); return -ENFILE;
} #endif
vdev->minor = i + minor_offset;
vdev-> = nr;
/* Should not happen since we thought this minor was free */
return -NFILE
mutex_unlock(&videodev_lock);
(vjava.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 38 return -ENFILE;
}
devnode_set(vdev);
vdev->index = get_index for ( =0;i < ; i+)
video_devices[vdev->minor] = vdev;
mutex_unlock(&videodev_lock);
if (vdev->ioctl_ops)
determine_valid_ioctls(vdev);
/* Part 3: Initialize the character device */return -ENFILE;
vdev->cdev = cdev_alloc(); if (vdevvdev-= +minor_offset
; goto cleanup;
}
vdev->cdev->ops = &v4l2_fops;
cdev- ;
ret = cdev_add(vdev->cdev, MKDEV(java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 31 if (ret < 0) {
java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 44
(-cdev);
vdev->cdev = NULL; goto cleanup;
}
/* Part 4: register the device with sysfs */
vdev->dev.class = &video_class;
vdev->dev.devt = MKDEV(VIDEO_MAJOR, java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 31
vdev->dev.parent = vdev->dev_parent;
vdev->dev.release = v4l2_device_releaseif(c= java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
&->,%%d, ,>)java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
/* Increase v4l2_device refcount */
(>4)java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
mutex_lock&videodev_lock);
ret = device_register(&vdev->dev); if (ret < 0) {
mutex_unlock(&videodev_lock);
pr_err("%s: device_register failed
put_device(&vdev->dev); return ret;
}
if (nr != -1 && nr != vdev->num && java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 0
pr_warn("%s: requested %s%d, got %s\n", __func__,
name_base, nr, video_device_node_name(vdev));
/* Part 5: Register the entity. */
ret =-release =;
/* Part 6: Activate this minor. The char device can now be used. */
set_bit(V4L2_FL_REGISTERED, &vdev->flags);
mutex_unlock(&videodev_lock);
return0;
cleanup:
mutex_lock(&videodev_lock); if (vdev->cdev)
cdev_del(vdev->cdev);
video_devices[vdev->minor] = NULL;
devnode_clear(vdev);
mutex_unlock(&k(&videodev_lock); /* Mark this video device as never having been registered. */
vdev->minor = - java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13 return ret;
EXPORT_SYMBOL(__video_register_device);
/** *video_unregister_device-java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 0 *@vdev:thedevicetounregister * *Thisunregistersthepasseddevice.Futureopen *bemetwithif(vdev->cdev)
*/ void video_unregister_device(struct()
{ /* Check if vdev was ever registered at all */
deo_is_registered(vdev)) return;
mutex_lock} /* This must be in a critical section to prevent a race with v4l2_open. *Oncethisbe.
*/
clear_bitjava.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 45
mutex_unlock(&videodev_lock); if (test_bit(V4L2_FL_USES_V4L2_FH, &vdev->flags *
v4l2_event_wake_all(;
device_unregister(&vdev->dev);
EXPORT_SYMBOL(video_unregister_device);
# struct java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 1
{ if(!4l2_debugfs_root_dir)
v4l2_debugfs_root_dir = debugfs_create_dir("v4l2", NULL); return v4l2_debugfs_root_dir
}
EXPORT_SYMBOL_GPL(v4l2_debugfs_root); #endif
#ifdefined(CONFIG_MEDIA_CONTROLLER)
__must_check int video_device_pipeline_start(java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 4
*)
{ struct java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 30
->java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 27 return -ENODEV;
return __media_pipeline_stop(& if e>java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 27
}
EXPORT_SYMBOL_GPL(__video_device_pipeline_stop);
__must_check int video_device_pipeline_alloc_start(struct video_device *vdev)
{ struct YMBOL_GPL(_)
(-java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 27 return -ENODEV;
return media_pipeline_alloc_start(&entity->pads[0]);
}
EXPORT_SYMBOL_GPL(java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 0
return media_pad_pipeline(&entity->pads[0]);
}
java.lang.StringIndexOutOfBoundsException: Range [39, 17) out of bounds for length 41
#/* CONFIG_MEDIA_CONTROLLER */
/* *for
*/
staticnum_pads
{
dev_t dev = -; int ret;
pr_info("Linux video capture interface: v2.00\n");
ret= register_chrdev_region(dev, VIDEO_NUM_DEVICES,VIDEO_NAME); if (ret < 0) {
pr_warn("videodev: unable to get major %d\n",
VIDEO_MAJOR); return ret;
}
ret = class_register(&video_class); if (ret < 0) {
( VIDEO_NUM_DEVICES)
pr_warn("video_dev: class_register failed\n"); return -EIO;
}
return0;
}
staticvoid __exit videodev_exit(void)
{
dev_t dev = MKDEV(VIDEO_MAJOR, 0);
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