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-rw-r--r--drivers/usb/gadget/function/f_uvc.c1
-rw-r--r--drivers/usb/gadget/function/uvc_configfs.c111
-rw-r--r--drivers/usb/gadget/function/uvc_configfs.h114
3 files changed, 115 insertions, 111 deletions
diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
index 50e6e7a58b41..0334c8a414e9 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -24,7 +24,6 @@
#include <media/v4l2-dev.h>
#include <media/v4l2-event.h>
-#include "u_uvc.h"
#include "uvc.h"
#include "uvc_configfs.h"
#include "uvc_v4l2.h"
diff --git a/drivers/usb/gadget/function/uvc_configfs.c b/drivers/usb/gadget/function/uvc_configfs.c
index cffa615b6db7..e979a1bc54ce 100644
--- a/drivers/usb/gadget/function/uvc_configfs.c
+++ b/drivers/usb/gadget/function/uvc_configfs.c
@@ -10,17 +10,14 @@
* Author: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
*/
-#include <linux/sort.h>
-
-#include "u_uvc.h"
#include "uvc_configfs.h"
+#include <linux/sort.h>
+
/* -----------------------------------------------------------------------------
* Global Utility Structures and Macros
*/
-#define UVCG_STREAMING_CONTROL_SIZE 1
-
#define UVC_ATTR(prefix, cname, aname) \
static struct configfs_attribute prefix##attr_##cname = { \
.ca_name = __stringify(aname), \
@@ -49,12 +46,6 @@ static int uvcg_config_compare_u32(const void *l, const void *r)
return li < ri ? -1 : li == ri ? 0 : 1;
}
-static inline struct f_uvc_opts *to_f_uvc_opts(struct config_item *item)
-{
- return container_of(to_config_group(item), struct f_uvc_opts,
- func_inst.group);
-}
-
struct uvcg_config_group_type {
struct config_item_type type;
const char *name;
@@ -125,19 +116,6 @@ static void uvcg_config_remove_children(struct config_group *group)
* control/header
*/
-DECLARE_UVC_HEADER_DESCRIPTOR(1);
-
-struct uvcg_control_header {
- struct config_item item;
- struct UVC_HEADER_DESCRIPTOR(1) desc;
- unsigned linked;
-};
-
-static struct uvcg_control_header *to_uvcg_control_header(struct config_item *item)
-{
- return container_of(item, struct uvcg_control_header, item);
-}
-
#define UVCG_CTRL_HDR_ATTR(cname, aname, bits, limit) \
static ssize_t uvcg_control_header_##cname##_show( \
struct config_item *item, char *page) \
@@ -769,24 +747,6 @@ static const char * const uvcg_format_names[] = {
"mjpeg",
};
-enum uvcg_format_type {
- UVCG_UNCOMPRESSED = 0,
- UVCG_MJPEG,
-};
-
-struct uvcg_format {
- struct config_group group;
- enum uvcg_format_type type;
- unsigned linked;
- unsigned num_frames;
- __u8 bmaControls[UVCG_STREAMING_CONTROL_SIZE];
-};
-
-static struct uvcg_format *to_uvcg_format(struct config_item *item)
-{
- return container_of(to_config_group(item), struct uvcg_format, group);
-}
-
static ssize_t uvcg_format_bma_controls_show(struct uvcg_format *f, char *page)
{
struct f_uvc_opts *opts;
@@ -845,29 +805,11 @@ end:
return ret;
}
-struct uvcg_format_ptr {
- struct uvcg_format *fmt;
- struct list_head entry;
-};
-
/* -----------------------------------------------------------------------------
* streaming/header/<NAME>
* streaming/header
*/
-struct uvcg_streaming_header {
- struct config_item item;
- struct uvc_input_header_descriptor desc;
- unsigned linked;
- struct list_head formats;
- unsigned num_fmt;
-};
-
-static struct uvcg_streaming_header *to_uvcg_streaming_header(struct config_item *item)
-{
- return container_of(item, struct uvcg_streaming_header, item);
-}
-
static void uvcg_format_set_indices(struct config_group *fmt);
static int uvcg_streaming_header_allow_link(struct config_item *src,
@@ -1059,31 +1001,6 @@ static const struct uvcg_config_group_type uvcg_streaming_header_grp_type = {
* streaming/<mode>/<format>/<NAME>
*/
-struct uvcg_frame {
- struct config_item item;
- enum uvcg_format_type fmt_type;
- struct {
- u8 b_length;
- u8 b_descriptor_type;
- u8 b_descriptor_subtype;
- u8 b_frame_index;
- u8 bm_capabilities;
- u16 w_width;
- u16 w_height;
- u32 dw_min_bit_rate;
- u32 dw_max_bit_rate;
- u32 dw_max_video_frame_buffer_size;
- u32 dw_default_frame_interval;
- u8 b_frame_interval_type;
- } __attribute__((packed)) frame;
- u32 *dw_frame_interval;
-};
-
-static struct uvcg_frame *to_uvcg_frame(struct config_item *item)
-{
- return container_of(item, struct uvcg_frame, item);
-}
-
#define UVCG_FRAME_ATTR(cname, aname, bits) \
static ssize_t uvcg_frame_##cname##_show(struct config_item *item, char *page)\
{ \
@@ -1420,18 +1337,6 @@ static void uvcg_format_set_indices(struct config_group *fmt)
* streaming/uncompressed/<NAME>
*/
-struct uvcg_uncompressed {
- struct uvcg_format fmt;
- struct uvc_format_uncompressed desc;
-};
-
-static struct uvcg_uncompressed *to_uvcg_uncompressed(struct config_item *item)
-{
- return container_of(
- container_of(to_config_group(item), struct uvcg_format, group),
- struct uvcg_uncompressed, fmt);
-}
-
static struct configfs_group_operations uvcg_uncompressed_group_ops = {
.make_item = uvcg_frame_make,
.drop_item = uvcg_frame_drop,
@@ -1675,18 +1580,6 @@ static const struct uvcg_config_group_type uvcg_uncompressed_grp_type = {
* streaming/mjpeg/<NAME>
*/
-struct uvcg_mjpeg {
- struct uvcg_format fmt;
- struct uvc_format_mjpeg desc;
-};
-
-static struct uvcg_mjpeg *to_uvcg_mjpeg(struct config_item *item)
-{
- return container_of(
- container_of(to_config_group(item), struct uvcg_format, group),
- struct uvcg_mjpeg, fmt);
-}
-
static struct configfs_group_operations uvcg_mjpeg_group_ops = {
.make_item = uvcg_frame_make,
.drop_item = uvcg_frame_drop,
diff --git a/drivers/usb/gadget/function/uvc_configfs.h b/drivers/usb/gadget/function/uvc_configfs.h
index 7e1d7ca29bf2..1ec8529ff1e4 100644
--- a/drivers/usb/gadget/function/uvc_configfs.h
+++ b/drivers/usb/gadget/function/uvc_configfs.h
@@ -12,7 +12,119 @@
#ifndef UVC_CONFIGFS_H
#define UVC_CONFIGFS_H
-struct f_uvc_opts;
+#include <linux/configfs.h>
+
+#include "u_uvc.h"
+
+static inline struct f_uvc_opts *to_f_uvc_opts(struct config_item *item)
+{
+ return container_of(to_config_group(item), struct f_uvc_opts,
+ func_inst.group);
+}
+
+#define UVCG_STREAMING_CONTROL_SIZE 1
+
+DECLARE_UVC_HEADER_DESCRIPTOR(1);
+
+struct uvcg_control_header {
+ struct config_item item;
+ struct UVC_HEADER_DESCRIPTOR(1) desc;
+ unsigned linked;
+};
+
+static inline struct uvcg_control_header *to_uvcg_control_header(struct config_item *item)
+{
+ return container_of(item, struct uvcg_control_header, item);
+}
+
+enum uvcg_format_type {
+ UVCG_UNCOMPRESSED = 0,
+ UVCG_MJPEG,
+};
+
+struct uvcg_format {
+ struct config_group group;
+ enum uvcg_format_type type;
+ unsigned linked;
+ unsigned num_frames;
+ __u8 bmaControls[UVCG_STREAMING_CONTROL_SIZE];
+};
+
+struct uvcg_format_ptr {
+ struct uvcg_format *fmt;
+ struct list_head entry;
+};
+
+static inline struct uvcg_format *to_uvcg_format(struct config_item *item)
+{
+ return container_of(to_config_group(item), struct uvcg_format, group);
+}
+
+struct uvcg_streaming_header {
+ struct config_item item;
+ struct uvc_input_header_descriptor desc;
+ unsigned linked;
+ struct list_head formats;
+ unsigned num_fmt;
+};
+
+static inline struct uvcg_streaming_header *to_uvcg_streaming_header(struct config_item *item)
+{
+ return container_of(item, struct uvcg_streaming_header, item);
+}
+
+struct uvcg_frame {
+ struct config_item item;
+ enum uvcg_format_type fmt_type;
+ struct {
+ u8 b_length;
+ u8 b_descriptor_type;
+ u8 b_descriptor_subtype;
+ u8 b_frame_index;
+ u8 bm_capabilities;
+ u16 w_width;
+ u16 w_height;
+ u32 dw_min_bit_rate;
+ u32 dw_max_bit_rate;
+ u32 dw_max_video_frame_buffer_size;
+ u32 dw_default_frame_interval;
+ u8 b_frame_interval_type;
+ } __attribute__((packed)) frame;
+ u32 *dw_frame_interval;
+};
+
+static inline struct uvcg_frame *to_uvcg_frame(struct config_item *item)
+{
+ return container_of(item, struct uvcg_frame, item);
+}
+
+/* -----------------------------------------------------------------------------
+ * streaming/uncompressed/<NAME>
+ */
+
+struct uvcg_uncompressed {
+ struct uvcg_format fmt;
+ struct uvc_format_uncompressed desc;
+};
+
+static inline struct uvcg_uncompressed *to_uvcg_uncompressed(struct config_item *item)
+{
+ return container_of(to_uvcg_format(item), struct uvcg_uncompressed, fmt);
+}
+
+/* -----------------------------------------------------------------------------
+ * streaming/mjpeg/<NAME>
+ */
+
+struct uvcg_mjpeg {
+ struct uvcg_format fmt;
+ struct uvc_format_mjpeg desc;
+};
+
+static inline struct uvcg_mjpeg *to_uvcg_mjpeg(struct config_item *item)
+{
+ return container_of(to_uvcg_format(item), struct uvcg_mjpeg, fmt);
+}
int uvcg_attach_configfs(struct f_uvc_opts *opts);
generated by cgit v1.2.3 (git 2.39.1) at 2024-10-03 21:47:57 +0000