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Diffstat (limited to 'drivers/media/usb/uvc')
-rw-r--r--drivers/media/usb/uvc/uvc_ctrl.c18
-rw-r--r--drivers/media/usb/uvc/uvc_debugfs.c6
-rw-r--r--drivers/media/usb/uvc/uvc_driver.c75
-rw-r--r--drivers/media/usb/uvc/uvc_entity.c2
-rw-r--r--drivers/media/usb/uvc/uvc_metadata.c11
-rw-r--r--drivers/media/usb/uvc/uvc_queue.c5
-rw-r--r--drivers/media/usb/uvc/uvc_v4l2.c13
-rw-r--r--drivers/media/usb/uvc/uvcvideo.h11
8 files changed, 76 insertions, 65 deletions
diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c
index c2ad102bd693..d45415cbe6e7 100644
--- a/drivers/media/usb/uvc/uvc_ctrl.c
+++ b/drivers/media/usb/uvc/uvc_ctrl.c
@@ -38,7 +38,7 @@
* Controls
*/
-static struct uvc_control_info uvc_ctrls[] = {
+static const struct uvc_control_info uvc_ctrls[] = {
{
.entity = UVC_GUID_UVC_PROCESSING,
.selector = UVC_PU_BRIGHTNESS_CONTROL,
@@ -354,13 +354,13 @@ static struct uvc_control_info uvc_ctrls[] = {
},
};
-static struct uvc_menu_info power_line_frequency_controls[] = {
+static const struct uvc_menu_info power_line_frequency_controls[] = {
{ 0, "Disabled" },
{ 1, "50 Hz" },
{ 2, "60 Hz" },
};
-static struct uvc_menu_info exposure_auto_controls[] = {
+static const struct uvc_menu_info exposure_auto_controls[] = {
{ 2, "Auto Mode" },
{ 1, "Manual Mode" },
{ 4, "Shutter Priority Mode" },
@@ -421,7 +421,7 @@ static void uvc_ctrl_set_rel_speed(struct uvc_control_mapping *mapping,
data[first+1] = min_t(int, abs(value), 0xff);
}
-static struct uvc_control_mapping uvc_ctrl_mappings[] = {
+static const struct uvc_control_mapping uvc_ctrl_mappings[] = {
{
.id = V4L2_CID_BRIGHTNESS,
.name = "Brightness",
@@ -978,7 +978,7 @@ static s32 __uvc_ctrl_get_value(struct uvc_control_mapping *mapping,
s32 value = mapping->get(mapping, UVC_GET_CUR, data);
if (mapping->v4l2_type == V4L2_CTRL_TYPE_MENU) {
- struct uvc_menu_info *menu = mapping->menu_info;
+ const struct uvc_menu_info *menu = mapping->menu_info;
unsigned int i;
for (i = 0; i < mapping->menu_count; ++i, ++menu) {
@@ -1025,13 +1025,13 @@ static int __uvc_query_v4l2_ctrl(struct uvc_video_chain *chain,
{
struct uvc_control_mapping *master_map = NULL;
struct uvc_control *master_ctrl = NULL;
- struct uvc_menu_info *menu;
+ const struct uvc_menu_info *menu;
unsigned int i;
memset(v4l2_ctrl, 0, sizeof(*v4l2_ctrl));
v4l2_ctrl->id = mapping->id;
v4l2_ctrl->type = mapping->v4l2_type;
- strlcpy(v4l2_ctrl->name, mapping->name, sizeof(v4l2_ctrl->name));
+ strscpy(v4l2_ctrl->name, mapping->name, sizeof(v4l2_ctrl->name));
v4l2_ctrl->flags = 0;
if (!(ctrl->info.flags & UVC_CTRL_FLAG_GET_CUR))
@@ -1145,7 +1145,7 @@ done:
int uvc_query_v4l2_menu(struct uvc_video_chain *chain,
struct v4l2_querymenu *query_menu)
{
- struct uvc_menu_info *menu_info;
+ const struct uvc_menu_info *menu_info;
struct uvc_control_mapping *mapping;
struct uvc_control *ctrl;
u32 index = query_menu->index;
@@ -1191,7 +1191,7 @@ int uvc_query_v4l2_menu(struct uvc_video_chain *chain,
}
}
- strlcpy(query_menu->name, menu_info->name, sizeof(query_menu->name));
+ strscpy(query_menu->name, menu_info->name, sizeof(query_menu->name));
done:
mutex_unlock(&chain->ctrl_mutex);
diff --git a/drivers/media/usb/uvc/uvc_debugfs.c b/drivers/media/usb/uvc/uvc_debugfs.c
index 368f8f8dfcb5..77e7c2419b9b 100644
--- a/drivers/media/usb/uvc/uvc_debugfs.c
+++ b/drivers/media/usb/uvc/uvc_debugfs.c
@@ -106,9 +106,6 @@ void uvc_debugfs_init_stream(struct uvc_streaming *stream)
void uvc_debugfs_cleanup_stream(struct uvc_streaming *stream)
{
- if (stream->debugfs_dir == NULL)
- return;
-
debugfs_remove_recursive(stream->debugfs_dir);
stream->debugfs_dir = NULL;
}
@@ -128,6 +125,5 @@ void uvc_debugfs_init(void)
void uvc_debugfs_cleanup(void)
{
- if (uvc_debugfs_root_dir != NULL)
- debugfs_remove_recursive(uvc_debugfs_root_dir);
+ debugfs_remove_recursive(uvc_debugfs_root_dir);
}
diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c
index d46dc432456c..bc369a0934a3 100644
--- a/drivers/media/usb/uvc/uvc_driver.c
+++ b/drivers/media/usb/uvc/uvc_driver.c
@@ -427,7 +427,7 @@ static int uvc_parse_format(struct uvc_device *dev,
fmtdesc = uvc_format_by_guid(&buffer[5]);
if (fmtdesc != NULL) {
- strlcpy(format->name, fmtdesc->name,
+ strscpy(format->name, fmtdesc->name,
sizeof(format->name));
format->fcc = fmtdesc->fcc;
} else {
@@ -445,7 +445,7 @@ static int uvc_parse_format(struct uvc_device *dev,
*/
if (dev->quirks & UVC_QUIRK_FORCE_Y8) {
if (format->fcc == V4L2_PIX_FMT_YUYV) {
- strlcpy(format->name, "Greyscale 8-bit (Y8 )",
+ strscpy(format->name, "Greyscale 8-bit (Y8 )",
sizeof(format->name));
format->fcc = V4L2_PIX_FMT_GREY;
format->bpp = 8;
@@ -471,7 +471,7 @@ static int uvc_parse_format(struct uvc_device *dev,
return -EINVAL;
}
- strlcpy(format->name, "MJPEG", sizeof(format->name));
+ strscpy(format->name, "MJPEG", sizeof(format->name));
format->fcc = V4L2_PIX_FMT_MJPEG;
format->flags = UVC_FMT_FLAG_COMPRESSED;
format->bpp = 0;
@@ -489,13 +489,13 @@ static int uvc_parse_format(struct uvc_device *dev,
switch (buffer[8] & 0x7f) {
case 0:
- strlcpy(format->name, "SD-DV", sizeof(format->name));
+ strscpy(format->name, "SD-DV", sizeof(format->name));
break;
case 1:
- strlcpy(format->name, "SDL-DV", sizeof(format->name));
+ strscpy(format->name, "SDL-DV", sizeof(format->name));
break;
case 2:
- strlcpy(format->name, "HD-DV", sizeof(format->name));
+ strscpy(format->name, "HD-DV", sizeof(format->name));
break;
default:
uvc_trace(UVC_TRACE_DESCR, "device %d videostreaming "
@@ -914,7 +914,7 @@ static struct uvc_entity *uvc_alloc_entity(u16 type, u8 id,
unsigned int size;
unsigned int i;
- extra_size = ALIGN(extra_size, sizeof(*entity->pads));
+ extra_size = roundup(extra_size, sizeof(*entity->pads));
num_inputs = (type & UVC_TERM_OUTPUT) ? num_pads : num_pads - 1;
size = sizeof(*entity) + extra_size + sizeof(*entity->pads) * num_pads
+ num_inputs;
@@ -1932,7 +1932,7 @@ int uvc_register_video_device(struct uvc_device *dev,
break;
}
- strlcpy(vdev->name, dev->name, sizeof(vdev->name));
+ strscpy(vdev->name, dev->name, sizeof(vdev->name));
/*
* Set the driver data before calling video_register_device, otherwise
@@ -2027,10 +2027,9 @@ static int uvc_register_chains(struct uvc_device *dev)
#ifdef CONFIG_MEDIA_CONTROLLER
ret = uvc_mc_register_entities(chain);
- if (ret < 0) {
- uvc_printk(KERN_INFO, "Failed to register entites "
- "(%d).\n", ret);
- }
+ if (ret < 0)
+ uvc_printk(KERN_INFO,
+ "Failed to register entities (%d).\n", ret);
#endif
}
@@ -2041,10 +2040,7 @@ static int uvc_register_chains(struct uvc_device *dev)
* USB probe, disconnect, suspend and resume
*/
-struct uvc_device_info {
- u32 quirks;
- u32 meta_format;
-};
+static const struct uvc_device_info uvc_quirk_none = { 0 };
static int uvc_probe(struct usb_interface *intf,
const struct usb_device_id *id)
@@ -2053,7 +2049,6 @@ static int uvc_probe(struct usb_interface *intf,
struct uvc_device *dev;
const struct uvc_device_info *info =
(const struct uvc_device_info *)id->driver_info;
- u32 quirks = info ? info->quirks : 0;
int function;
int ret;
@@ -2080,13 +2075,12 @@ static int uvc_probe(struct usb_interface *intf,
dev->udev = usb_get_dev(udev);
dev->intf = usb_get_intf(intf);
dev->intfnum = intf->cur_altsetting->desc.bInterfaceNumber;
- dev->quirks = (uvc_quirks_param == -1)
- ? quirks : uvc_quirks_param;
- if (info)
- dev->meta_format = info->meta_format;
+ dev->info = info ? info : &uvc_quirk_none;
+ dev->quirks = uvc_quirks_param == -1
+ ? dev->info->quirks : uvc_quirks_param;
if (udev->product != NULL)
- strlcpy(dev->name, udev->product, sizeof(dev->name));
+ strscpy(dev->name, udev->product, sizeof(dev->name));
else
snprintf(dev->name, sizeof(dev->name),
"UVC Camera (%04x:%04x)",
@@ -2124,7 +2118,7 @@ static int uvc_probe(struct usb_interface *intf,
le16_to_cpu(udev->descriptor.idVendor),
le16_to_cpu(udev->descriptor.idProduct));
- if (dev->quirks != quirks) {
+ if (dev->quirks != dev->info->quirks) {
uvc_printk(KERN_INFO, "Forcing device quirks to 0x%x by module "
"parameter for testing purpose.\n", dev->quirks);
uvc_printk(KERN_INFO, "Please report required quirks to the "
@@ -2134,11 +2128,11 @@ static int uvc_probe(struct usb_interface *intf,
/* Initialize the media device and register the V4L2 device. */
#ifdef CONFIG_MEDIA_CONTROLLER
dev->mdev.dev = &intf->dev;
- strlcpy(dev->mdev.model, dev->name, sizeof(dev->mdev.model));
+ strscpy(dev->mdev.model, dev->name, sizeof(dev->mdev.model));
if (udev->serial)
- strlcpy(dev->mdev.serial, udev->serial,
+ strscpy(dev->mdev.serial, udev->serial,
sizeof(dev->mdev.serial));
- strcpy(dev->mdev.bus_info, udev->devpath);
+ strscpy(dev->mdev.bus_info, udev->devpath, sizeof(dev->mdev.bus_info));
dev->mdev.hw_revision = le16_to_cpu(udev->descriptor.bcdDevice);
media_device_init(&dev->mdev);
@@ -2344,7 +2338,9 @@ static const struct uvc_device_info uvc_quirk_force_y8 = {
.quirks = UVC_QUIRK_FORCE_Y8,
};
-#define UVC_QUIRK_INFO(q) (kernel_ulong_t)&(struct uvc_device_info){.quirks = q}
+#define UVC_INFO_QUIRK(q) (kernel_ulong_t)&(struct uvc_device_info){.quirks = q}
+#define UVC_INFO_META(m) (kernel_ulong_t)&(struct uvc_device_info) \
+ {.meta_format = m}
/*
* The Logitech cameras listed below have their interface class set to
@@ -2453,7 +2449,7 @@ static const struct usb_device_id uvc_ids[] = {
.bInterfaceClass = USB_CLASS_VIDEO,
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 0,
- .driver_info = UVC_QUIRK_INFO(UVC_QUIRK_RESTORE_CTRLS_ON_INIT) },
+ .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_RESTORE_CTRLS_ON_INIT) },
/* Chicony CNF7129 (Asus EEE 100HE) */
{ .match_flags = USB_DEVICE_ID_MATCH_DEVICE
| USB_DEVICE_ID_MATCH_INT_INFO,
@@ -2462,7 +2458,7 @@ static const struct usb_device_id uvc_ids[] = {
.bInterfaceClass = USB_CLASS_VIDEO,
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 0,
- .driver_info = UVC_QUIRK_INFO(UVC_QUIRK_RESTRICT_FRAME_RATE) },
+ .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_RESTRICT_FRAME_RATE) },
/* Alcor Micro AU3820 (Future Boy PC USB Webcam) */
{ .match_flags = USB_DEVICE_ID_MATCH_DEVICE
| USB_DEVICE_ID_MATCH_INT_INFO,
@@ -2525,7 +2521,7 @@ static const struct usb_device_id uvc_ids[] = {
.bInterfaceClass = USB_CLASS_VIDEO,
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 0,
- .driver_info = UVC_QUIRK_INFO(UVC_QUIRK_PROBE_MINMAX
+ .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_PROBE_MINMAX
| UVC_QUIRK_BUILTIN_ISIGHT) },
/* Apple Built-In iSight via iBridge */
{ .match_flags = USB_DEVICE_ID_MATCH_DEVICE
@@ -2607,7 +2603,7 @@ static const struct usb_device_id uvc_ids[] = {
.bInterfaceClass = USB_CLASS_VIDEO,
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 0,
- .driver_info = UVC_QUIRK_INFO(UVC_QUIRK_PROBE_MINMAX
+ .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_PROBE_MINMAX
| UVC_QUIRK_PROBE_DEF) },
/* IMC Networks (Medion Akoya) */
{ .match_flags = USB_DEVICE_ID_MATCH_DEVICE
@@ -2707,7 +2703,7 @@ static const struct usb_device_id uvc_ids[] = {
.bInterfaceClass = USB_CLASS_VIDEO,
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 0,
- .driver_info = UVC_QUIRK_INFO(UVC_QUIRK_PROBE_MINMAX
+ .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_PROBE_MINMAX
| UVC_QUIRK_PROBE_EXTRAFIELDS) },
/* Aveo Technology USB 2.0 Camera (Tasco USB Microscope) */
{ .match_flags = USB_DEVICE_ID_MATCH_DEVICE
@@ -2725,7 +2721,7 @@ static const struct usb_device_id uvc_ids[] = {
.bInterfaceClass = USB_CLASS_VIDEO,
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 0,
- .driver_info = UVC_QUIRK_INFO(UVC_QUIRK_PROBE_EXTRAFIELDS) },
+ .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_PROBE_EXTRAFIELDS) },
/* Manta MM-353 Plako */
{ .match_flags = USB_DEVICE_ID_MATCH_DEVICE
| USB_DEVICE_ID_MATCH_INT_INFO,
@@ -2771,7 +2767,7 @@ static const struct usb_device_id uvc_ids[] = {
.bInterfaceClass = USB_CLASS_VIDEO,
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 0,
- .driver_info = UVC_QUIRK_INFO(UVC_QUIRK_STATUS_INTERVAL) },
+ .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_STATUS_INTERVAL) },
/* MSI StarCam 370i */
{ .match_flags = USB_DEVICE_ID_MATCH_DEVICE
| USB_DEVICE_ID_MATCH_INT_INFO,
@@ -2798,7 +2794,7 @@ static const struct usb_device_id uvc_ids[] = {
.bInterfaceClass = USB_CLASS_VIDEO,
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 0,
- .driver_info = UVC_QUIRK_INFO(UVC_QUIRK_PROBE_MINMAX
+ .driver_info = UVC_INFO_QUIRK(UVC_QUIRK_PROBE_MINMAX
| UVC_QUIRK_IGNORE_SELECTOR_UNIT) },
/* Oculus VR Positional Tracker DK2 */
{ .match_flags = USB_DEVICE_ID_MATCH_DEVICE
@@ -2818,6 +2814,15 @@ static const struct usb_device_id uvc_ids[] = {
.bInterfaceSubClass = 1,
.bInterfaceProtocol = 0,
.driver_info = (kernel_ulong_t)&uvc_quirk_force_y8 },
+ /* Intel RealSense D4M */
+ { .match_flags = USB_DEVICE_ID_MATCH_DEVICE
+ | USB_DEVICE_ID_MATCH_INT_INFO,
+ .idVendor = 0x8086,
+ .idProduct = 0x0b03,
+ .bInterfaceClass = USB_CLASS_VIDEO,
+ .bInterfaceSubClass = 1,
+ .bInterfaceProtocol = 0,
+ .driver_info = UVC_INFO_META(V4L2_META_FMT_D4XX) },
/* Generic USB Video Class */
{ USB_INTERFACE_INFO(USB_CLASS_VIDEO, 1, UVC_PC_PROTOCOL_UNDEFINED) },
{ USB_INTERFACE_INFO(USB_CLASS_VIDEO, 1, UVC_PC_PROTOCOL_15) },
diff --git a/drivers/media/usb/uvc/uvc_entity.c b/drivers/media/usb/uvc/uvc_entity.c
index 554063c07d7a..06bffdf8828b 100644
--- a/drivers/media/usb/uvc/uvc_entity.c
+++ b/drivers/media/usb/uvc/uvc_entity.c
@@ -79,7 +79,7 @@ static int uvc_mc_init_entity(struct uvc_video_chain *chain,
if (UVC_ENTITY_TYPE(entity) != UVC_TT_STREAMING) {
v4l2_subdev_init(&entity->subdev, &uvc_subdev_ops);
- strlcpy(entity->subdev.name, entity->name,
+ strscpy(entity->subdev.name, entity->name,
sizeof(entity->subdev.name));
ret = media_entity_pads_init(&entity->subdev.entity,
diff --git a/drivers/media/usb/uvc/uvc_metadata.c b/drivers/media/usb/uvc/uvc_metadata.c
index cd1aec19cc5b..5f535b515c23 100644
--- a/drivers/media/usb/uvc/uvc_metadata.c
+++ b/drivers/media/usb/uvc/uvc_metadata.c
@@ -33,8 +33,8 @@ static int uvc_meta_v4l2_querycap(struct file *file, void *fh,
struct uvc_streaming *stream = video_get_drvdata(vfh->vdev);
struct uvc_video_chain *chain = stream->chain;
- strlcpy(cap->driver, "uvcvideo", sizeof(cap->driver));
- strlcpy(cap->card, vfh->vdev->name, sizeof(cap->card));
+ strscpy(cap->driver, "uvcvideo", sizeof(cap->driver));
+ strscpy(cap->card, vfh->vdev->name, sizeof(cap->card));
usb_make_path(stream->dev->udev, cap->bus_info, sizeof(cap->bus_info));
cap->capabilities = V4L2_CAP_DEVICE_CAPS | V4L2_CAP_STREAMING
| chain->caps;
@@ -74,7 +74,8 @@ static int uvc_meta_v4l2_try_format(struct file *file, void *fh,
memset(fmt, 0, sizeof(*fmt));
- fmt->dataformat = fmeta == dev->meta_format ? fmeta : V4L2_META_FMT_UVC;
+ fmt->dataformat = fmeta == dev->info->meta_format
+ ? fmeta : V4L2_META_FMT_UVC;
fmt->buffersize = UVC_METATADA_BUF_SIZE;
return 0;
@@ -118,14 +119,14 @@ static int uvc_meta_v4l2_enum_formats(struct file *file, void *fh,
u32 index = fdesc->index;
if (fdesc->type != vfh->vdev->queue->type ||
- index > 1U || (index && !dev->meta_format))
+ index > 1U || (index && !dev->info->meta_format))
return -EINVAL;
memset(fdesc, 0, sizeof(*fdesc));
fdesc->type = vfh->vdev->queue->type;
fdesc->index = index;
- fdesc->pixelformat = index ? dev->meta_format : V4L2_META_FMT_UVC;
+ fdesc->pixelformat = index ? dev->info->meta_format : V4L2_META_FMT_UVC;
return 0;
}
diff --git a/drivers/media/usb/uvc/uvc_queue.c b/drivers/media/usb/uvc/uvc_queue.c
index fecccb5e7628..8964e16f2b22 100644
--- a/drivers/media/usb/uvc/uvc_queue.c
+++ b/drivers/media/usb/uvc/uvc_queue.c
@@ -300,12 +300,13 @@ int uvc_create_buffers(struct uvc_video_queue *queue,
return ret;
}
-int uvc_queue_buffer(struct uvc_video_queue *queue, struct v4l2_buffer *buf)
+int uvc_queue_buffer(struct uvc_video_queue *queue,
+ struct media_device *mdev, struct v4l2_buffer *buf)
{
int ret;
mutex_lock(&queue->mutex);
- ret = vb2_qbuf(&queue->queue, buf);
+ ret = vb2_qbuf(&queue->queue, mdev, buf);
mutex_unlock(&queue->mutex);
return ret;
diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
index 18a7384b50ee..84be596d3269 100644
--- a/drivers/media/usb/uvc/uvc_v4l2.c
+++ b/drivers/media/usb/uvc/uvc_v4l2.c
@@ -591,8 +591,8 @@ static int uvc_ioctl_querycap(struct file *file, void *fh,
struct uvc_video_chain *chain = handle->chain;
struct uvc_streaming *stream = handle->stream;
- strlcpy(cap->driver, "uvcvideo", sizeof(cap->driver));
- strlcpy(cap->card, vdev->name, sizeof(cap->card));
+ strscpy(cap->driver, "uvcvideo", sizeof(cap->driver));
+ strscpy(cap->card, vdev->name, sizeof(cap->card));
usb_make_path(stream->dev->udev, cap->bus_info, sizeof(cap->bus_info));
cap->capabilities = V4L2_CAP_DEVICE_CAPS | V4L2_CAP_STREAMING
| chain->caps;
@@ -618,7 +618,7 @@ static int uvc_ioctl_enum_fmt(struct uvc_streaming *stream,
fmt->flags = 0;
if (format->flags & UVC_FMT_FLAG_COMPRESSED)
fmt->flags |= V4L2_FMT_FLAG_COMPRESSED;
- strlcpy(fmt->description, format->name, sizeof(fmt->description));
+ strscpy(fmt->description, format->name, sizeof(fmt->description));
fmt->description[sizeof(fmt->description) - 1] = 0;
fmt->pixelformat = format->fcc;
return 0;
@@ -751,7 +751,8 @@ static int uvc_ioctl_qbuf(struct file *file, void *fh, struct v4l2_buffer *buf)
if (!uvc_has_privileges(handle))
return -EBUSY;
- return uvc_queue_buffer(&stream->queue, buf);
+ return uvc_queue_buffer(&stream->queue,
+ stream->vdev.v4l2_dev->mdev, buf);
}
static int uvc_ioctl_expbuf(struct file *file, void *fh,
@@ -859,7 +860,7 @@ static int uvc_ioctl_enum_input(struct file *file, void *fh,
memset(input, 0, sizeof(*input));
input->index = index;
- strlcpy(input->name, iterm->name, sizeof(input->name));
+ strscpy(input->name, iterm->name, sizeof(input->name));
if (UVC_ENTITY_TYPE(iterm) == UVC_ITT_CAMERA)
input->type = V4L2_INPUT_TYPE_CAMERA;
@@ -939,7 +940,7 @@ static int uvc_ioctl_query_ext_ctrl(struct file *file, void *fh,
qec->id = qc.id;
qec->type = qc.type;
- strlcpy(qec->name, qc.name, sizeof(qec->name));
+ strscpy(qec->name, qc.name, sizeof(qec->name));
qec->minimum = qc.minimum;
qec->maximum = qc.maximum;
qec->step = qc.step;
diff --git a/drivers/media/usb/uvc/uvcvideo.h b/drivers/media/usb/uvc/uvcvideo.h
index e5f5d84f1d1d..c0cbd833d0a4 100644
--- a/drivers/media/usb/uvc/uvcvideo.h
+++ b/drivers/media/usb/uvc/uvcvideo.h
@@ -234,7 +234,7 @@ struct uvc_control_mapping {
enum v4l2_ctrl_type v4l2_type;
u32 data_type;
- struct uvc_menu_info *menu_info;
+ const struct uvc_menu_info *menu_info;
u32 menu_count;
u32 master_id;
@@ -572,15 +572,21 @@ struct uvc_streaming {
} clock;
};
+struct uvc_device_info {
+ u32 quirks;
+ u32 meta_format;
+};
+
struct uvc_device {
struct usb_device *udev;
struct usb_interface *intf;
unsigned long warnings;
u32 quirks;
- u32 meta_format;
int intfnum;
char name[32];
+ const struct uvc_device_info *info;
+
struct mutex lock; /* Protects users */
unsigned int users;
atomic_t nmappings;
@@ -694,6 +700,7 @@ int uvc_query_buffer(struct uvc_video_queue *queue,
int uvc_create_buffers(struct uvc_video_queue *queue,
struct v4l2_create_buffers *v4l2_cb);
int uvc_queue_buffer(struct uvc_video_queue *queue,
+ struct media_device *mdev,
struct v4l2_buffer *v4l2_buf);
int uvc_export_buffer(struct uvc_video_queue *queue,
struct v4l2_exportbuffer *exp);
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