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path: root/drivers/media/usb/em28xx/em28xx.h
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Diffstat (limited to 'drivers/media/usb/em28xx/em28xx.h')
-rw-r--r--drivers/media/usb/em28xx/em28xx.h168
1 files changed, 79 insertions, 89 deletions
diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h
index 32d8a4bb796..b4c837d77e5 100644
--- a/drivers/media/usb/em28xx/em28xx.h
+++ b/drivers/media/usb/em28xx/em28xx.h
@@ -32,6 +32,7 @@
#include <linux/workqueue.h>
#include <linux/i2c.h>
#include <linux/mutex.h>
+#include <linux/kref.h>
#include <linux/videodev2.h>
#include <media/videobuf2-vmalloc.h>
@@ -104,6 +105,7 @@
#define EM2882_BOARD_PINNACLE_HYBRID_PRO_330E 56
#define EM2883_BOARD_KWORLD_HYBRID_330U 57
#define EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU 58
+#define EM2874_BOARD_PCTV_HD_MINI_80E 59
#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850 60
#define EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2 61
#define EM2820_BOARD_GADMEI_TVR200 62
@@ -137,6 +139,8 @@
#define EM2874_BOARD_KWORLD_UB435Q_V2 90
#define EM2765_BOARD_SPEEDLINK_VAD_LAPLACE 91
#define EM28178_BOARD_PCTV_461E 92
+#define EM2874_BOARD_KWORLD_UB435Q_V3 93
+#define EM28178_BOARD_PCTV_292E 94
/* Limits minimum and default number of buffers */
#define EM28XX_MIN_BUF 4
@@ -399,6 +403,7 @@ enum em28xx_adecoder {
enum em28xx_led_role {
EM28XX_LED_ANALOG_CAPTURING = 0,
+ EM28XX_LED_DIGITAL_CAPTURING,
EM28XX_LED_ILLUMINATION,
EM28XX_NUM_LED_ROLES, /* must be the last */
};
@@ -493,6 +498,60 @@ struct em28xx_eeprom {
#define EM28XX_RESOURCE_VIDEO 0x01
#define EM28XX_RESOURCE_VBI 0x02
+struct em28xx_v4l2 {
+ struct kref ref;
+ struct em28xx *dev;
+
+ struct v4l2_device v4l2_dev;
+ struct v4l2_ctrl_handler ctrl_handler;
+ struct v4l2_clk *clk;
+
+ struct video_device *vdev;
+ struct video_device *vbi_dev;
+ struct video_device *radio_dev;
+
+ /* Videobuf2 */
+ struct vb2_queue vb_vidq;
+ struct vb2_queue vb_vbiq;
+ struct mutex vb_queue_lock;
+ struct mutex vb_vbi_queue_lock;
+
+ u8 vinmode;
+ u8 vinctl;
+
+ /* Camera specific fields */
+ int sensor_xres;
+ int sensor_yres;
+ int sensor_xtal;
+
+ int users; /* user count for exclusive use */
+ int streaming_users; /* number of actively streaming users */
+
+ u32 frequency; /* selected tuner frequency */
+
+ struct em28xx_fmt *format;
+ v4l2_std_id norm; /* selected tv norm */
+
+ /* Progressive/interlaced mode */
+ bool progressive;
+ int interlaced_fieldmode; /* 1=interlaced fields, 0=just top fields */
+ /* FIXME: everything else than interlaced_fieldmode=1 doesn't work */
+
+ /* Frame properties */
+ int width; /* current frame width */
+ int height; /* current frame height */
+ unsigned hscale; /* horizontal scale factor (see datasheet) */
+ unsigned vscale; /* vertical scale factor (see datasheet) */
+ unsigned int vbi_width;
+ unsigned int vbi_height; /* lines per field */
+
+ /* Capture state tracking */
+ int capture_type;
+ bool top_field;
+ int vbi_read;
+ unsigned int field_count;
+};
+
struct em28xx_audio {
char name[50];
unsigned num_urb;
@@ -509,6 +568,10 @@ struct em28xx_audio {
int users;
spinlock_t slock;
+
+ /* Controls streaming */
+ struct work_struct wq_trigger; /* trigger to start/stop audio */
+ atomic_t stream_started; /* stream should be running if true */
};
struct em28xx;
@@ -533,9 +596,16 @@ struct em28xx_i2c_bus {
enum em28xx_i2c_algo_type algo_type;
};
-
/* main device struct */
struct em28xx {
+ struct kref ref;
+
+ /* Sub-module data */
+ struct em28xx_v4l2 *v4l2;
+ struct em28xx_dvb *dvb;
+ struct em28xx_audio adev;
+ struct em28xx_IR *ir;
+
/* generic device properties */
char name[30]; /* name (including minor) of the device */
int model; /* index in the device_data struct */
@@ -549,29 +619,9 @@ struct em28xx {
unsigned int has_alsa_audio:1;
unsigned int is_audio_only:1;
- struct v4l2_device v4l2_dev;
- struct v4l2_ctrl_handler ctrl_handler;
- struct v4l2_clk *clk;
struct em28xx_board board;
- /* Webcam specific fields */
- enum em28xx_sensor em28xx_sensor;
- int sensor_xres, sensor_yres;
- int sensor_xtal;
-
- /* Progressive (non-interlaced) mode */
- int progressive;
-
- /* Vinmode/Vinctl used at the driver */
- int vinmode, vinctl;
-
- /* Controls audio streaming */
- struct work_struct wq_trigger; /* Trigger to start/stop audio for alsa module */
- atomic_t stream_started; /* stream should be running if true */
-
- struct em28xx_fmt *format;
-
- struct em28xx_IR *ir;
+ enum em28xx_sensor em28xx_sensor; /* camera specific */
/* Some older em28xx chips needs a waiting time after writing */
unsigned int wait_after_write;
@@ -583,8 +633,6 @@ struct em28xx {
struct em28xx_audio_mode audio_mode;
int tuner_type; /* type of the tuner */
- int tuner_addr; /* tuner address */
- int tda9887_conf;
/* i2c i/o */
struct i2c_adapter i2c_adap[NUM_I2C_BUSES];
@@ -597,52 +645,21 @@ struct em28xx {
struct rt_mutex i2c_bus_lock;
/* video for linux */
- int users; /* user count for exclusive use */
- int streaming_users; /* Number of actively streaming users */
- struct video_device *vdev; /* video for linux device struct */
- v4l2_std_id norm; /* selected tv norm */
- int ctl_freq; /* selected frequency */
unsigned int ctl_input; /* selected input */
unsigned int ctl_ainput;/* selected audio input */
unsigned int ctl_aoutput;/* selected audio output */
int mute;
int volume;
- /* frame properties */
- int width; /* current frame width */
- int height; /* current frame height */
- unsigned hscale; /* horizontal scale factor (see datasheet) */
- unsigned vscale; /* vertical scale factor (see datasheet) */
- int interlaced; /* 1=interlace fileds, 0=just top fileds */
- unsigned int video_bytesread; /* Number of bytes read */
unsigned long hash; /* eeprom hash - for boards with generic ID */
unsigned long i2c_hash; /* i2c devicelist hash -
for boards with generic ID */
- struct em28xx_audio adev;
-
- /* capture state tracking */
- int capture_type;
- unsigned char top_field:1;
- int vbi_read;
- unsigned int vbi_width;
- unsigned int vbi_height; /* lines per field */
-
struct work_struct request_module_wk;
/* locks */
struct mutex lock;
struct mutex ctrl_urb_lock; /* protects urb_buf */
- /* spinlock_t queue_lock; */
- struct list_head inqueue, outqueue;
- struct video_device *vbi_dev;
- struct video_device *radio_dev;
-
- /* Videobuf2 */
- struct vb2_queue vb_vidq;
- struct vb2_queue vb_vbiq;
- struct mutex vb_queue_lock;
- struct mutex vb_vbi_queue_lock;
/* resources in use */
unsigned int resources;
@@ -657,9 +674,6 @@ struct em28xx {
struct em28xx_usb_ctl usb_ctl;
spinlock_t slock;
- unsigned int field_count;
- unsigned int vbi_field_count;
-
/* usb transfer */
struct usb_device *udev; /* the usb device */
u8 ifnum; /* number of the assigned usb interface */
@@ -703,16 +717,18 @@ struct em28xx {
/* Snapshot button input device */
char snapshot_button_path[30]; /* path of the input dev */
struct input_dev *sbutton_input_dev;
-
- struct em28xx_dvb *dvb;
};
+#define kref_to_dev(d) container_of(d, struct em28xx, ref)
+
struct em28xx_ops {
struct list_head next;
char *name;
int id;
int (*init)(struct em28xx *);
int (*fini)(struct em28xx *);
+ int (*suspend)(struct em28xx *);
+ int (*resume)(struct em28xx *);
};
/* Provided by em28xx-i2c.c */
@@ -758,13 +774,15 @@ int em28xx_register_extension(struct em28xx_ops *dev);
void em28xx_unregister_extension(struct em28xx_ops *dev);
void em28xx_init_extension(struct em28xx *dev);
void em28xx_close_extension(struct em28xx *dev);
+int em28xx_suspend_extension(struct em28xx *dev);
+int em28xx_resume_extension(struct em28xx *dev);
/* Provided by em28xx-cards.c */
extern struct em28xx_board em28xx_boards[];
extern struct usb_device_id em28xx_id_table[];
int em28xx_tuner_callback(void *ptr, int component, int command, int arg);
void em28xx_setup_xc3028(struct em28xx *dev, struct xc2028_ctrl *ctl);
-void em28xx_release_resources(struct em28xx *dev);
+void em28xx_free_device(struct kref *ref);
/* Provided by em28xx-camera.c */
int em28xx_detect_sensor(struct em28xx *dev);
@@ -786,32 +804,4 @@ int em28xx_init_camera(struct em28xx *dev);
printk(KERN_WARNING "%s: "fmt,\
dev->name , ##arg); } while (0)
-static inline int em28xx_compression_disable(struct em28xx *dev)
-{
- /* side effect of disabling scaler and mixer */
- return em28xx_write_reg(dev, EM28XX_R26_COMPR, 0x00);
-}
-
-/*FIXME: maxw should be dependent of alt mode */
-static inline unsigned int norm_maxw(struct em28xx *dev)
-{
- if (dev->board.is_webcam)
- return dev->sensor_xres;
-
- if (dev->board.max_range_640_480)
- return 640;
-
- return 720;
-}
-
-static inline unsigned int norm_maxh(struct em28xx *dev)
-{
- if (dev->board.is_webcam)
- return dev->sensor_yres;
-
- if (dev->board.max_range_640_480)
- return 480;
-
- return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
-}
#endif
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-22 00:43:54 +0000