#include <linux/videodev2.h>
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
+#include <media/v4l2-ctrls.h>
#include <media/videobuf2-vmalloc.h>
#ifdef CONFIG_USB_PWC_INPUT_EVDEV
#include <linux/input.h>
#endif
-#include "pwc-uncompress.h"
#include <media/pwc-ioctl.h>
/* Version block */
#define FEATURE_CODEC1 0x0002
#define FEATURE_CODEC2 0x0004
-/* Turn certain features on/off */
-#define PWC_INT_PIPE 0
-
/* Ignore errors in the first N frames, to allow for startup delays */
#define FRAME_LOWMARK 5
#define DEVICE_USE_CODEC3(x) ((x)>=700)
#define DEVICE_USE_CODEC23(x) ((x)>=675)
-/* The following structures were based on cpia.h. Why reinvent the wheel? :-) */
-struct pwc_iso_buf
-{
- void *data;
- int length;
- int read;
- struct urb *urb;
-};
+/* from pwc-dec.h */
+#define PWCX_FLAG_PLANAR 0x0001
+
+/* Request types: video */
+#define SET_LUM_CTL 0x01
+#define GET_LUM_CTL 0x02
+#define SET_CHROM_CTL 0x03
+#define GET_CHROM_CTL 0x04
+#define SET_STATUS_CTL 0x05
+#define GET_STATUS_CTL 0x06
+#define SET_EP_STREAM_CTL 0x07
+#define GET_EP_STREAM_CTL 0x08
+#define GET_XX_CTL 0x09
+#define SET_XX_CTL 0x0A
+#define GET_XY_CTL 0x0B
+#define SET_XY_CTL 0x0C
+#define SET_MPT_CTL 0x0D
+#define GET_MPT_CTL 0x0E
+
+/* Selectors for the Luminance controls [GS]ET_LUM_CTL */
+#define AGC_MODE_FORMATTER 0x2000
+#define PRESET_AGC_FORMATTER 0x2100
+#define SHUTTER_MODE_FORMATTER 0x2200
+#define PRESET_SHUTTER_FORMATTER 0x2300
+#define PRESET_CONTOUR_FORMATTER 0x2400
+#define AUTO_CONTOUR_FORMATTER 0x2500
+#define BACK_LIGHT_COMPENSATION_FORMATTER 0x2600
+#define CONTRAST_FORMATTER 0x2700
+#define DYNAMIC_NOISE_CONTROL_FORMATTER 0x2800
+#define FLICKERLESS_MODE_FORMATTER 0x2900
+#define AE_CONTROL_SPEED 0x2A00
+#define BRIGHTNESS_FORMATTER 0x2B00
+#define GAMMA_FORMATTER 0x2C00
+
+/* Selectors for the Chrominance controls [GS]ET_CHROM_CTL */
+#define WB_MODE_FORMATTER 0x1000
+#define AWB_CONTROL_SPEED_FORMATTER 0x1100
+#define AWB_CONTROL_DELAY_FORMATTER 0x1200
+#define PRESET_MANUAL_RED_GAIN_FORMATTER 0x1300
+#define PRESET_MANUAL_BLUE_GAIN_FORMATTER 0x1400
+#define COLOUR_MODE_FORMATTER 0x1500
+#define SATURATION_MODE_FORMATTER1 0x1600
+#define SATURATION_MODE_FORMATTER2 0x1700
+
+/* Selectors for the Status controls [GS]ET_STATUS_CTL */
+#define SAVE_USER_DEFAULTS_FORMATTER 0x0200
+#define RESTORE_USER_DEFAULTS_FORMATTER 0x0300
+#define RESTORE_FACTORY_DEFAULTS_FORMATTER 0x0400
+#define READ_AGC_FORMATTER 0x0500
+#define READ_SHUTTER_FORMATTER 0x0600
+#define READ_RED_GAIN_FORMATTER 0x0700
+#define READ_BLUE_GAIN_FORMATTER 0x0800
+
+/* Formatters for the motorized pan & tilt [GS]ET_MPT_CTL */
+#define PT_RELATIVE_CONTROL_FORMATTER 0x01
+#define PT_RESET_CONTROL_FORMATTER 0x02
+#define PT_STATUS_FORMATTER 0x03
/* intermediate buffers with raw data from the USB cam */
struct pwc_frame_buf
/* Pointer to our usb_device, may be NULL after unplug */
struct usb_device *udev;
+ /* Protects the setting of udev to NULL by our disconnect handler */
+ struct mutex udevlock;
+
/* type of cam (645, 646, 675, 680, 690, 720, 730, 740, 750) */
int type;
int release; /* release number */
int features; /* feature bits */
char serial[30]; /* serial number (string) */
- int error_status; /* set when something goes wrong */
- int usb_init; /* set when the cam has been initialized */
/*** Video data ***/
- int vopen; /* flag */
+ struct file *capt_file; /* file doing video capture */
int vendpoint; /* video isoc endpoint */
int vcinterface; /* video control interface */
int valternate; /* alternate interface needed */
char vsnapshot; /* snapshot mode */
char vsync; /* used by isoc handler */
char vmirror; /* for ToUCaM series */
- char unplugged;
+ char power_save; /* Do powersaving for this cam */
int cmd_len;
unsigned char cmd_buf[13];
- struct pwc_iso_buf sbuf[MAX_ISO_BUFS];
+ struct urb *urbs[MAX_ISO_BUFS];
char iso_init;
/* videobuf2 queue and queued buffers list */
char button_phys[64];
#endif
- /*** Misc. data ***/
-#if PWC_INT_PIPE
- void *usb_int_handler; /* for the interrupt endpoint */
-#endif
+ /* controls */
+ struct v4l2_ctrl_handler ctrl_handler;
+ u16 saturation_fmt;
+ struct v4l2_ctrl *brightness;
+ struct v4l2_ctrl *contrast;
+ struct v4l2_ctrl *saturation;
+ struct v4l2_ctrl *gamma;
+ struct {
+ /* awb / red-blue balance cluster */
+ struct v4l2_ctrl *auto_white_balance;
+ struct v4l2_ctrl *red_balance;
+ struct v4l2_ctrl *blue_balance;
+ /* usb ctrl transfers are slow, so we cache things */
+ int color_bal_valid;
+ unsigned long last_color_bal_update; /* In jiffies */
+ s32 last_red_balance;
+ s32 last_blue_balance;
+ };
+ struct {
+ /* autogain / gain cluster */
+ struct v4l2_ctrl *autogain;
+ struct v4l2_ctrl *gain;
+ int gain_valid;
+ unsigned long last_gain_update; /* In jiffies */
+ s32 last_gain;
+ };
+ struct {
+ /* exposure_auto / exposure cluster */
+ struct v4l2_ctrl *exposure_auto;
+ struct v4l2_ctrl *exposure;
+ int exposure_valid;
+ unsigned long last_exposure_update; /* In jiffies */
+ s32 last_exposure;
+ };
+ struct v4l2_ctrl *colorfx;
+ struct {
+ /* autocontour/contour cluster */
+ struct v4l2_ctrl *autocontour;
+ struct v4l2_ctrl *contour;
+ };
+ struct v4l2_ctrl *backlight;
+ struct v4l2_ctrl *flicker;
+ struct v4l2_ctrl *noise_reduction;
+ struct v4l2_ctrl *save_user;
+ struct v4l2_ctrl *restore_user;
+ struct v4l2_ctrl *restore_factory;
+ struct {
+ /* motor control cluster */
+ struct v4l2_ctrl *motor_pan;
+ struct v4l2_ctrl *motor_tilt;
+ struct v4l2_ctrl *motor_pan_reset;
+ struct v4l2_ctrl *motor_tilt_reset;
+ };
+ /* CODEC3 models have both gain and exposure controlled by autogain */
+ struct v4l2_ctrl *autogain_expo_cluster[3];
};
/* Global variables */
/* Request a certain video mode. Returns < 0 if not possible */
extern int pwc_set_video_mode(struct pwc_device *pdev, int width, int height, int frames, int compression, int snapshot);
extern unsigned int pwc_get_fps(struct pwc_device *pdev, unsigned int index, unsigned int size);
-/* Calculate the number of bytes per image (not frame) */
extern int pwc_mpt_reset(struct pwc_device *pdev, int flags);
extern int pwc_mpt_set_angle(struct pwc_device *pdev, int pan, int tilt);
-
-/* Various controls; should be obvious. Value 0..65535, or < 0 on error */
-extern int pwc_get_brightness(struct pwc_device *pdev);
-extern int pwc_set_brightness(struct pwc_device *pdev, int value);
-extern int pwc_get_contrast(struct pwc_device *pdev);
-extern int pwc_set_contrast(struct pwc_device *pdev, int value);
-extern int pwc_get_gamma(struct pwc_device *pdev);
-extern int pwc_set_gamma(struct pwc_device *pdev, int value);
-extern int pwc_get_saturation(struct pwc_device *pdev, int *value);
-extern int pwc_set_saturation(struct pwc_device *pdev, int value);
extern int pwc_set_leds(struct pwc_device *pdev, int on_value, int off_value);
extern int pwc_get_cmos_sensor(struct pwc_device *pdev, int *sensor);
-extern int pwc_restore_user(struct pwc_device *pdev);
-extern int pwc_save_user(struct pwc_device *pdev);
-extern int pwc_restore_factory(struct pwc_device *pdev);
-
-/* exported for use by v4l2 controls */
-extern int pwc_get_red_gain(struct pwc_device *pdev, int *value);
-extern int pwc_set_red_gain(struct pwc_device *pdev, int value);
-extern int pwc_get_blue_gain(struct pwc_device *pdev, int *value);
-extern int pwc_set_blue_gain(struct pwc_device *pdev, int value);
-extern int pwc_get_awb(struct pwc_device *pdev);
-extern int pwc_set_awb(struct pwc_device *pdev, int mode);
-extern int pwc_set_agc(struct pwc_device *pdev, int mode, int value);
-extern int pwc_get_agc(struct pwc_device *pdev, int *value);
-extern int pwc_set_shutter_speed(struct pwc_device *pdev, int mode, int value);
-extern int pwc_get_shutter_speed(struct pwc_device *pdev, int *value);
-
-extern int pwc_set_colour_mode(struct pwc_device *pdev, int colour);
-extern int pwc_get_colour_mode(struct pwc_device *pdev, int *colour);
-extern int pwc_set_contour(struct pwc_device *pdev, int contour);
-extern int pwc_get_contour(struct pwc_device *pdev, int *contour);
-extern int pwc_set_backlight(struct pwc_device *pdev, int backlight);
-extern int pwc_get_backlight(struct pwc_device *pdev, int *backlight);
-extern int pwc_set_flicker(struct pwc_device *pdev, int flicker);
-extern int pwc_get_flicker(struct pwc_device *pdev, int *flicker);
-extern int pwc_set_dynamic_noise(struct pwc_device *pdev, int noise);
-extern int pwc_get_dynamic_noise(struct pwc_device *pdev, int *noise);
+extern int send_control_msg(struct pwc_device *pdev,
+ u8 request, u16 value, void *buf, int buflen);
+
+/* Control get / set helpers */
+int pwc_get_u8_ctrl(struct pwc_device *pdev, u8 request, u16 value, int *data);
+int pwc_set_u8_ctrl(struct pwc_device *pdev, u8 request, u16 value, u8 data);
+int pwc_get_s8_ctrl(struct pwc_device *pdev, u8 request, u16 value, int *data);
+#define pwc_set_s8_ctrl pwc_set_u8_ctrl
+int pwc_get_u16_ctrl(struct pwc_device *pdev, u8 request, u16 value, int *dat);
+int pwc_set_u16_ctrl(struct pwc_device *pdev, u8 request, u16 value, u16 data);
+int pwc_button_ctrl(struct pwc_device *pdev, u16 value);
+int pwc_init_controls(struct pwc_device *pdev);
/* Power down or up the camera; not supported by all models */
-extern int pwc_camera_power(struct pwc_device *pdev, int power);
+extern void pwc_camera_power(struct pwc_device *pdev, int power);
/* Private ioctl()s; see pwc-ioctl.h */
extern long pwc_ioctl(struct pwc_device *pdev, unsigned int cmd, void *arg);