Commit cb9cd6c5 authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Mauro Carvalho Chehab

media: uvcvideo: Drop extern keyword in function declarations

The extern keyword isn't needed to declare functions in header files.
Drop it.
Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent 07b7d9fc
......@@ -667,40 +667,38 @@ extern unsigned int uvc_hw_timestamps_param;
/* Core driver */
extern struct uvc_driver uvc_driver;
extern struct uvc_entity *uvc_entity_by_id(struct uvc_device *dev, int id);
struct uvc_entity *uvc_entity_by_id(struct uvc_device *dev, int id);
/* Video buffers queue management. */
extern int uvc_queue_init(struct uvc_video_queue *queue,
enum v4l2_buf_type type, int drop_corrupted);
extern void uvc_queue_release(struct uvc_video_queue *queue);
extern int uvc_request_buffers(struct uvc_video_queue *queue,
struct v4l2_requestbuffers *rb);
extern int uvc_query_buffer(struct uvc_video_queue *queue,
struct v4l2_buffer *v4l2_buf);
extern int uvc_create_buffers(struct uvc_video_queue *queue,
struct v4l2_create_buffers *v4l2_cb);
extern int uvc_queue_buffer(struct uvc_video_queue *queue,
struct v4l2_buffer *v4l2_buf);
extern int uvc_export_buffer(struct uvc_video_queue *queue,
struct v4l2_exportbuffer *exp);
extern int uvc_dequeue_buffer(struct uvc_video_queue *queue,
struct v4l2_buffer *v4l2_buf, int nonblocking);
extern int uvc_queue_streamon(struct uvc_video_queue *queue,
enum v4l2_buf_type type);
extern int uvc_queue_streamoff(struct uvc_video_queue *queue,
enum v4l2_buf_type type);
extern void uvc_queue_cancel(struct uvc_video_queue *queue, int disconnect);
extern struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue,
struct uvc_buffer *buf);
extern int uvc_queue_mmap(struct uvc_video_queue *queue,
struct vm_area_struct *vma);
extern __poll_t uvc_queue_poll(struct uvc_video_queue *queue,
struct file *file, poll_table *wait);
int uvc_queue_init(struct uvc_video_queue *queue, enum v4l2_buf_type type,
int drop_corrupted);
void uvc_queue_release(struct uvc_video_queue *queue);
int uvc_request_buffers(struct uvc_video_queue *queue,
struct v4l2_requestbuffers *rb);
int uvc_query_buffer(struct uvc_video_queue *queue,
struct v4l2_buffer *v4l2_buf);
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 v4l2_buffer *v4l2_buf);
int uvc_export_buffer(struct uvc_video_queue *queue,
struct v4l2_exportbuffer *exp);
int uvc_dequeue_buffer(struct uvc_video_queue *queue,
struct v4l2_buffer *v4l2_buf, int nonblocking);
int uvc_queue_streamon(struct uvc_video_queue *queue, enum v4l2_buf_type type);
int uvc_queue_streamoff(struct uvc_video_queue *queue, enum v4l2_buf_type type);
void uvc_queue_cancel(struct uvc_video_queue *queue, int disconnect);
struct uvc_buffer *uvc_queue_next_buffer(struct uvc_video_queue *queue,
struct uvc_buffer *buf);
int uvc_queue_mmap(struct uvc_video_queue *queue,
struct vm_area_struct *vma);
__poll_t uvc_queue_poll(struct uvc_video_queue *queue, struct file *file,
poll_table *wait);
#ifndef CONFIG_MMU
extern unsigned long uvc_queue_get_unmapped_area(struct uvc_video_queue *queue,
unsigned long pgoff);
unsigned long uvc_queue_get_unmapped_area(struct uvc_video_queue *queue,
unsigned long pgoff);
#endif
extern int uvc_queue_allocated(struct uvc_video_queue *queue);
int uvc_queue_allocated(struct uvc_video_queue *queue);
static inline int uvc_queue_streaming(struct uvc_video_queue *queue)
{
return vb2_is_streaming(&queue->queue);
......@@ -711,18 +709,18 @@ extern const struct v4l2_ioctl_ops uvc_ioctl_ops;
extern const struct v4l2_file_operations uvc_fops;
/* Media controller */
extern int uvc_mc_register_entities(struct uvc_video_chain *chain);
extern void uvc_mc_cleanup_entity(struct uvc_entity *entity);
int uvc_mc_register_entities(struct uvc_video_chain *chain);
void uvc_mc_cleanup_entity(struct uvc_entity *entity);
/* Video */
extern int uvc_video_init(struct uvc_streaming *stream);
extern int uvc_video_suspend(struct uvc_streaming *stream);
extern int uvc_video_resume(struct uvc_streaming *stream, int reset);
extern int uvc_video_enable(struct uvc_streaming *stream, int enable);
extern int uvc_probe_video(struct uvc_streaming *stream,
struct uvc_streaming_control *probe);
extern int uvc_query_ctrl(struct uvc_device *dev, __u8 query, __u8 unit,
__u8 intfnum, __u8 cs, void *data, __u16 size);
int uvc_video_init(struct uvc_streaming *stream);
int uvc_video_suspend(struct uvc_streaming *stream);
int uvc_video_resume(struct uvc_streaming *stream, int reset);
int uvc_video_enable(struct uvc_streaming *stream, int enable);
int uvc_probe_video(struct uvc_streaming *stream,
struct uvc_streaming_control *probe);
int uvc_query_ctrl(struct uvc_device *dev, __u8 query, __u8 unit,
__u8 intfnum, __u8 cs, void *data, __u16 size);
void uvc_video_clock_update(struct uvc_streaming *stream,
struct vb2_v4l2_buffer *vbuf,
struct uvc_buffer *buf);
......@@ -737,32 +735,32 @@ int uvc_register_video_device(struct uvc_device *dev,
const struct v4l2_ioctl_ops *ioctl_ops);
/* Status */
extern int uvc_status_init(struct uvc_device *dev);
extern void uvc_status_cleanup(struct uvc_device *dev);
extern int uvc_status_start(struct uvc_device *dev, gfp_t flags);
extern void uvc_status_stop(struct uvc_device *dev);
int uvc_status_init(struct uvc_device *dev);
void uvc_status_cleanup(struct uvc_device *dev);
int uvc_status_start(struct uvc_device *dev, gfp_t flags);
void uvc_status_stop(struct uvc_device *dev);
/* Controls */
extern const struct v4l2_subscribed_event_ops uvc_ctrl_sub_ev_ops;
extern int uvc_query_v4l2_ctrl(struct uvc_video_chain *chain,
struct v4l2_queryctrl *v4l2_ctrl);
extern int uvc_query_v4l2_menu(struct uvc_video_chain *chain,
struct v4l2_querymenu *query_menu);
extern int uvc_ctrl_add_mapping(struct uvc_video_chain *chain,
const struct uvc_control_mapping *mapping);
extern int uvc_ctrl_init_device(struct uvc_device *dev);
extern void uvc_ctrl_cleanup_device(struct uvc_device *dev);
extern int uvc_ctrl_restore_values(struct uvc_device *dev);
extern int uvc_ctrl_begin(struct uvc_video_chain *chain);
extern int __uvc_ctrl_commit(struct uvc_fh *handle, int rollback,
const struct v4l2_ext_control *xctrls,
unsigned int xctrls_count);
int uvc_query_v4l2_ctrl(struct uvc_video_chain *chain,
struct v4l2_queryctrl *v4l2_ctrl);
int uvc_query_v4l2_menu(struct uvc_video_chain *chain,
struct v4l2_querymenu *query_menu);
int uvc_ctrl_add_mapping(struct uvc_video_chain *chain,
const struct uvc_control_mapping *mapping);
int uvc_ctrl_init_device(struct uvc_device *dev);
void uvc_ctrl_cleanup_device(struct uvc_device *dev);
int uvc_ctrl_restore_values(struct uvc_device *dev);
int uvc_ctrl_begin(struct uvc_video_chain *chain);
int __uvc_ctrl_commit(struct uvc_fh *handle, int rollback,
const struct v4l2_ext_control *xctrls,
unsigned int xctrls_count);
static inline int uvc_ctrl_commit(struct uvc_fh *handle,
const struct v4l2_ext_control *xctrls,
unsigned int xctrls_count)
const struct v4l2_ext_control *xctrls,
unsigned int xctrls_count)
{
return __uvc_ctrl_commit(handle, 0, xctrls, xctrls_count);
}
......@@ -771,25 +769,23 @@ static inline int uvc_ctrl_rollback(struct uvc_fh *handle)
return __uvc_ctrl_commit(handle, 1, NULL, 0);
}
extern int uvc_ctrl_get(struct uvc_video_chain *chain,
struct v4l2_ext_control *xctrl);
extern int uvc_ctrl_set(struct uvc_video_chain *chain,
struct v4l2_ext_control *xctrl);
int uvc_ctrl_get(struct uvc_video_chain *chain, struct v4l2_ext_control *xctrl);
int uvc_ctrl_set(struct uvc_video_chain *chain, struct v4l2_ext_control *xctrl);
extern int uvc_xu_ctrl_query(struct uvc_video_chain *chain,
struct uvc_xu_control_query *xqry);
int uvc_xu_ctrl_query(struct uvc_video_chain *chain,
struct uvc_xu_control_query *xqry);
/* Utility functions */
extern void uvc_simplify_fraction(uint32_t *numerator, uint32_t *denominator,
unsigned int n_terms, unsigned int threshold);
extern uint32_t uvc_fraction_to_interval(uint32_t numerator,
uint32_t denominator);
extern struct usb_host_endpoint *uvc_find_endpoint(
struct usb_host_interface *alts, __u8 epaddr);
void uvc_simplify_fraction(uint32_t *numerator, uint32_t *denominator,
unsigned int n_terms, unsigned int threshold);
uint32_t uvc_fraction_to_interval(uint32_t numerator, uint32_t denominator);
struct usb_host_endpoint *uvc_find_endpoint(struct usb_host_interface *alts,
__u8 epaddr);
/* Quirks support */
void uvc_video_decode_isight(struct urb *urb, struct uvc_streaming *stream,
struct uvc_buffer *buf, struct uvc_buffer *meta_buf);
struct uvc_buffer *buf,
struct uvc_buffer *meta_buf);
/* debugfs and statistics */
void uvc_debugfs_init(void);
......
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