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-rw-r--r--drivers/media/usb/em28xx/em28xx.h609
1 files changed, 303 insertions, 306 deletions
diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h
index 86e90d86da6..b4c837d77e5 100644
--- a/drivers/media/usb/em28xx/em28xx.h
+++ b/drivers/media/usb/em28xx/em28xx.h
@@ -4,6 +4,7 @@
Copyright (C) 2005 Markus Rechberger <mrechberger@gmail.com>
Ludovico Cavedon <cavedon@sssup.it>
Mauro Carvalho Chehab <mchehab@infradead.org>
+ Copyright (C) 2012 Frank Schäfer <fschaefer.oss@googlemail.com>
Based on the em2800 driver from Sascha Sommer <saschasommer@freenet.de>
@@ -25,45 +26,48 @@
#ifndef _EM28XX_H
#define _EM28XX_H
+#define EM28XX_VERSION "0.2.1"
+#define DRIVER_DESC "Empia em28xx device driver"
+
#include <linux/workqueue.h>
#include <linux/i2c.h>
#include <linux/mutex.h>
+#include <linux/kref.h>
#include <linux/videodev2.h>
-#include <media/videobuf-vmalloc.h>
+#include <media/videobuf2-vmalloc.h>
#include <media/v4l2-device.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-fh.h>
#include <media/ir-kbd-i2c.h>
#include <media/rc-core.h>
-#if defined(CONFIG_VIDEO_EM28XX_DVB) || defined(CONFIG_VIDEO_EM28XX_DVB_MODULE)
-#include <media/videobuf-dvb.h>
-#endif
#include "tuner-xc2028.h"
#include "xc5000.h"
#include "em28xx-reg.h"
/* Boards supported by driver */
-#define EM2800_BOARD_UNKNOWN 0
-#define EM2820_BOARD_UNKNOWN 1
-#define EM2820_BOARD_TERRATEC_CINERGY_250 2
-#define EM2820_BOARD_PINNACLE_USB_2 3
-#define EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 4
-#define EM2820_BOARD_MSI_VOX_USB_2 5
-#define EM2800_BOARD_TERRATEC_CINERGY_200 6
-#define EM2800_BOARD_LEADTEK_WINFAST_USBII 7
-#define EM2800_BOARD_KWORLD_USB2800 8
-#define EM2820_BOARD_PINNACLE_DVC_90 9
-#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 10
-#define EM2880_BOARD_TERRATEC_HYBRID_XS 11
-#define EM2820_BOARD_KWORLD_PVRTV2800RF 12
-#define EM2880_BOARD_TERRATEC_PRODIGY_XS 13
-#define EM2820_BOARD_PROLINK_PLAYTV_USB2 14
-#define EM2800_BOARD_VGEAR_POCKETTV 15
-#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 16
-#define EM2880_BOARD_PINNACLE_PCTV_HD_PRO 17
-#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2 18
-#define EM2860_BOARD_SAA711X_REFERENCE_DESIGN 19
-#define EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600 20
-#define EM2800_BOARD_GRABBEEX_USB2800 21
+#define EM2800_BOARD_UNKNOWN 0
+#define EM2820_BOARD_UNKNOWN 1
+#define EM2820_BOARD_TERRATEC_CINERGY_250 2
+#define EM2820_BOARD_PINNACLE_USB_2 3
+#define EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 4
+#define EM2820_BOARD_MSI_VOX_USB_2 5
+#define EM2800_BOARD_TERRATEC_CINERGY_200 6
+#define EM2800_BOARD_LEADTEK_WINFAST_USBII 7
+#define EM2800_BOARD_KWORLD_USB2800 8
+#define EM2820_BOARD_PINNACLE_DVC_90 9
+#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 10
+#define EM2880_BOARD_TERRATEC_HYBRID_XS 11
+#define EM2820_BOARD_KWORLD_PVRTV2800RF 12
+#define EM2880_BOARD_TERRATEC_PRODIGY_XS 13
+#define EM2820_BOARD_PROLINK_PLAYTV_USB2 14
+#define EM2800_BOARD_VGEAR_POCKETTV 15
+#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 16
+#define EM2880_BOARD_PINNACLE_PCTV_HD_PRO 17
+#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2 18
+#define EM2860_BOARD_SAA711X_REFERENCE_DESIGN 19
+#define EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600 20
+#define EM2800_BOARD_GRABBEEX_USB2800 21
#define EM2750_BOARD_UNKNOWN 22
#define EM2750_BOARD_DLCW_130 23
#define EM2820_BOARD_DLINK_USB_TV 24
@@ -99,36 +103,44 @@
#define EM2882_BOARD_KWORLD_VS_DVBT 54
#define EM2882_BOARD_TERRATEC_HYBRID_XS 55
#define EM2882_BOARD_PINNACLE_HYBRID_PRO_330E 56
-#define EM2883_BOARD_KWORLD_HYBRID_330U 57
+#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
-#define EM2860_BOARD_KAIOMY_TVNPC_U2 63
-#define EM2860_BOARD_EASYCAP 64
+#define EM2860_BOARD_KAIOMY_TVNPC_U2 63
+#define EM2860_BOARD_EASYCAP 64
#define EM2820_BOARD_IODATA_GVMVP_SZ 65
#define EM2880_BOARD_EMPIRE_DUAL_TV 66
#define EM2860_BOARD_TERRATEC_GRABBY 67
#define EM2860_BOARD_TERRATEC_AV350 68
#define EM2882_BOARD_KWORLD_ATSC_315U 69
#define EM2882_BOARD_EVGA_INDTUBE 70
-#define EM2820_BOARD_SILVERCREST_WEBCAM 71
-#define EM2861_BOARD_GADMEI_UTV330PLUS 72
-#define EM2870_BOARD_REDDO_DVB_C_USB_BOX 73
+#define EM2820_BOARD_SILVERCREST_WEBCAM 71
+#define EM2861_BOARD_GADMEI_UTV330PLUS 72
+#define EM2870_BOARD_REDDO_DVB_C_USB_BOX 73
#define EM2800_BOARD_VC211A 74
#define EM2882_BOARD_DIKOM_DK300 75
#define EM2870_BOARD_KWORLD_A340 76
#define EM2874_BOARD_LEADERSHIP_ISDBT 77
-#define EM28174_BOARD_PCTV_290E 78
+#define EM28174_BOARD_PCTV_290E 78
#define EM2884_BOARD_TERRATEC_H5 79
-#define EM28174_BOARD_PCTV_460E 80
+#define EM28174_BOARD_PCTV_460E 80
#define EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C 81
#define EM2884_BOARD_CINERGY_HTC_STICK 82
-#define EM2860_BOARD_HT_VIDBOX_NW03 83
-#define EM2874_BOARD_MAXMEDIA_UB425_TC 84
-#define EM2884_BOARD_PCTV_510E 85
-#define EM2884_BOARD_PCTV_520E 86
+#define EM2860_BOARD_HT_VIDBOX_NW03 83
+#define EM2874_BOARD_MAXMEDIA_UB425_TC 84
+#define EM2884_BOARD_PCTV_510E 85
+#define EM2884_BOARD_PCTV_520E 86
#define EM2884_BOARD_TERRATEC_HTC_USB_XS 87
+#define EM2884_BOARD_C3TECH_DIGITAL_DUO 88
+#define EM2874_BOARD_DELOCK_61959 89
+#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
@@ -157,42 +169,45 @@
#define EM28XX_NUM_BUFS 5
#define EM28XX_DVB_NUM_BUFS 5
-/* number of packets for each buffer
+/* max number of I2C buses on em28xx devices */
+#define NUM_I2C_BUSES 2
+
+/* isoc transfers: number of packets for each buffer
windows requests only 64 packets .. so we better do the same
this is what I found out for all alternate numbers there!
*/
-#define EM28XX_NUM_PACKETS 64
-#define EM28XX_DVB_MAX_PACKETS 64
+#define EM28XX_NUM_ISOC_PACKETS 64
+#define EM28XX_DVB_NUM_ISOC_PACKETS 64
+
+/* bulk transfers: transfer buffer size = packet size * packet multiplier
+ USB 2.0 spec says bulk packet size is always 512 bytes
+ */
+#define EM28XX_BULK_PACKET_MULTIPLIER 384
+#define EM28XX_DVB_BULK_PACKET_MULTIPLIER 384
#define EM28XX_INTERLACED_DEFAULT 1
/*
-#define (use usbview if you want to get the other alternate number infos)
-#define
-#define alternate number 2
-#define Endpoint Address: 82
- Direction: in
- Attribute: 1
- Type: Isoc
- Max Packet Size: 1448
- Interval: 125us
-
- alternate number 7
-
- Endpoint Address: 82
- Direction: in
- Attribute: 1
- Type: Isoc
- Max Packet Size: 3072
- Interval: 125us
-*/
-
-/* time to wait when stopping the isoc transfer */
-#define EM28XX_URB_TIMEOUT \
- msecs_to_jiffies(EM28XX_NUM_BUFS * EM28XX_NUM_PACKETS)
-
-/* time in msecs to wait for i2c writes to finish */
-#define EM2800_I2C_WRITE_TIMEOUT 20
+ * Time in msecs to wait for i2c xfers to finish.
+ * 35ms is the maximum time a SMBUS device could wait when
+ * clock stretching is used. As the transfer itself will take
+ * some time to happen, set it to 35 ms.
+ *
+ * Ok, I2C doesn't specify any limit. So, eventually, we may need
+ * to increase this timeout.
+ *
+ * FIXME: this assumes that an I2C message is not longer than 1ms.
+ * This is actually dependent on the I2C bus speed, although most
+ * devices use a 100kHz clock. So, this assumtion is true most of
+ * the time.
+ */
+#define EM28XX_I2C_XFER_TIMEOUT 36
+
+/* time in msecs to wait for AC97 xfers to finish */
+#define EM28XX_AC97_XFER_TIMEOUT 100
+
+/* max. number of button state polling addresses */
+#define EM28XX_NUM_BUTTON_ADDRESSES_MAX 5
enum em28xx_mode {
EM28XX_SUSPEND,
@@ -203,7 +218,7 @@ enum em28xx_mode {
struct em28xx;
-struct em28xx_usb_isoc_bufs {
+struct em28xx_usb_bufs {
/* max packet size of isoc transaction */
int max_pkt_size;
@@ -213,26 +228,26 @@ struct em28xx_usb_isoc_bufs {
/* number of allocated urbs */
int num_bufs;
- /* urb for isoc transfers */
+ /* urb for isoc/bulk transfers */
struct urb **urb;
- /* transfer buffers for isoc transfer */
+ /* transfer buffers for isoc/bulk transfer */
char **transfer_buffer;
};
-struct em28xx_usb_isoc_ctl {
- /* isoc transfer buffers for analog mode */
- struct em28xx_usb_isoc_bufs analog_bufs;
+struct em28xx_usb_ctl {
+ /* isoc/bulk transfer buffers for analog mode */
+ struct em28xx_usb_bufs analog_bufs;
- /* isoc transfer buffers for digital mode */
- struct em28xx_usb_isoc_bufs digital_bufs;
+ /* isoc/bulk transfer buffers for digital mode */
+ struct em28xx_usb_bufs digital_bufs;
/* Stores already requested buffers */
struct em28xx_buffer *vid_buf;
struct em28xx_buffer *vbi_buf;
- /* isoc urb callback */
- int (*isoc_copy) (struct em28xx *dev, struct urb *urb);
+ /* copy data from URB */
+ int (*urb_data_copy) (struct em28xx *dev, struct urb *urb);
};
@@ -247,19 +262,26 @@ struct em28xx_fmt {
/* buffer for one video frame */
struct em28xx_buffer {
/* common v4l buffer stuff -- must be first */
- struct videobuf_buffer vb;
+ struct vb2_buffer vb;
+ struct list_head list;
- struct list_head frame;
+ void *mem;
+ unsigned int length;
int top_field;
+
+ /* counter to control buffer fill */
+ unsigned int pos;
+ /* NOTE; in interlaced mode, this value is reset to zero at
+ * the start of each new field (not frame !) */
+
+ /* pointer to vmalloc memory address in vb */
+ char *vb_buf;
};
struct em28xx_dmaqueue {
struct list_head active;
wait_queue_head_t wq;
-
- /* Counters to control buffer fill */
- int pos;
};
/* inputs */
@@ -293,8 +315,7 @@ struct em28xx_audio_mode {
unsigned int has_audio:1;
- unsigned int i2s_3rates:1;
- unsigned int i2s_5rates:1;
+ u8 i2s_samplerates;
};
/* em28xx has two audio inputs: tuner and line in.
@@ -372,6 +393,7 @@ enum em28xx_sensor {
EM28XX_MT9V011,
EM28XX_MT9M001,
EM28XX_MT9M111,
+ EM28XX_OV2640,
};
enum em28xx_adecoder {
@@ -379,11 +401,40 @@ enum em28xx_adecoder {
EM28XX_TVAUDIO,
};
+enum em28xx_led_role {
+ EM28XX_LED_ANALOG_CAPTURING = 0,
+ EM28XX_LED_DIGITAL_CAPTURING,
+ EM28XX_LED_ILLUMINATION,
+ EM28XX_NUM_LED_ROLES, /* must be the last */
+};
+
+struct em28xx_led {
+ enum em28xx_led_role role;
+ u8 gpio_reg;
+ u8 gpio_mask;
+ bool inverted;
+};
+
+enum em28xx_button_role {
+ EM28XX_BUTTON_SNAPSHOT = 0,
+ EM28XX_BUTTON_ILLUMINATION,
+ EM28XX_NUM_BUTTON_ROLES, /* must be the last */
+};
+
+struct em28xx_button {
+ enum em28xx_button_role role;
+ u8 reg_r;
+ u8 reg_clearing;
+ u8 mask;
+ bool inverted;
+};
+
struct em28xx_board {
char *name;
int vchannels;
int tuner_type;
int tuner_addr;
+ unsigned def_i2c_bus; /* Default I2C bus */
/* i2c flags */
unsigned int tda9887_conf;
@@ -399,7 +450,6 @@ struct em28xx_board {
unsigned int mts_firmware:1;
unsigned int max_range_640_480:1;
unsigned int has_dvb:1;
- unsigned int has_snapshot_button:1;
unsigned int is_webcam:1;
unsigned int valid:1;
unsigned int has_ir_i2c:1;
@@ -414,47 +464,99 @@ struct em28xx_board {
struct em28xx_input input[MAX_EM28XX_INPUT];
struct em28xx_input radio;
char *ir_codes;
+
+ /* LEDs that need to be controlled explicitly */
+ struct em28xx_led *leds;
+
+ /* Buttons */
+ struct em28xx_button *buttons;
};
struct em28xx_eeprom {
- u32 id; /* 0x9567eb1a */
- u16 vendor_ID;
- u16 product_ID;
+ u8 id[4]; /* 1a eb 67 95 */
+ __le16 vendor_ID;
+ __le16 product_ID;
- u16 chip_conf;
+ __le16 chip_conf;
- u16 board_conf;
+ __le16 board_conf;
- u16 string1, string2, string3;
+ __le16 string1, string2, string3;
u8 string_idx_table;
};
-/* device states */
-enum em28xx_dev_state {
- DEV_INITIALIZED = 0x01,
- DEV_DISCONNECTED = 0x02,
- DEV_MISCONFIGURED = 0x04,
-};
-
-#define EM28XX_AUDIO_BUFS 5
-#define EM28XX_NUM_AUDIO_PACKETS 64
-#define EM28XX_AUDIO_MAX_PACKET_SIZE 196 /* static value */
#define EM28XX_CAPTURE_STREAM_EN 1
/* em28xx extensions */
#define EM28XX_AUDIO 0x10
#define EM28XX_DVB 0x20
#define EM28XX_RC 0x30
+#define EM28XX_V4L2 0x40
/* em28xx resource types (used for res_get/res_lock etc */
#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];
- char *transfer_buffer[EM28XX_AUDIO_BUFS];
- struct urb *urb[EM28XX_AUDIO_BUFS];
+ unsigned num_urb;
+ char **transfer_buffer;
+ struct urb **urb;
struct usb_device *udev;
unsigned int capture_transfer_done;
struct snd_pcm_substream *capture_pcm_substream;
@@ -462,58 +564,64 @@ struct em28xx_audio {
unsigned int hwptr_done_capture;
struct snd_card *sndcard;
+ size_t period;
+
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;
struct em28xx_fh {
+ struct v4l2_fh fh;
struct em28xx *dev;
- int radio;
- unsigned int resources;
-
- struct videobuf_queue vb_vidq;
- struct videobuf_queue vb_vbiq;
enum v4l2_buf_type type;
};
+enum em28xx_i2c_algo_type {
+ EM28XX_I2C_ALGO_EM28XX = 0,
+ EM28XX_I2C_ALGO_EM2800,
+ EM28XX_I2C_ALGO_EM25XX_BUS_B,
+};
+
+struct em28xx_i2c_bus {
+ struct em28xx *dev;
+
+ unsigned 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 */
int devno; /* marks the number of this device */
enum em28xx_chip_id chip_id;
- int audio_ifnum;
-
- struct v4l2_device v4l2_dev;
- struct em28xx_board board;
-
- /* Webcam specific fields */
- enum em28xx_sensor em28xx_sensor;
- int sensor_xres, sensor_yres;
- int sensor_xtal;
-
- /* Allows progressive (e. g. non-interlaced) mode */
- int progressive;
-
- /* Vinmode/Vinctl used at the driver */
- int vinmode, vinctl;
-
+ unsigned int is_em25xx:1; /* em25xx/em276x/7x/8x family bridge */
+ unsigned char disconnected:1; /* device has been diconnected */
+ unsigned int has_video:1;
unsigned int has_audio_class:1;
unsigned int has_alsa_audio:1;
unsigned int is_audio_only:1;
- /* 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_board board;
- 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;
@@ -525,74 +633,67 @@ 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;
- struct i2c_client i2c_client;
+ struct i2c_adapter i2c_adap[NUM_I2C_BUSES];
+ struct i2c_client i2c_client[NUM_I2C_BUSES];
+ struct em28xx_i2c_bus i2c_bus[NUM_I2C_BUSES];
+
+ unsigned char eeprom_addrwidth_16bit:1;
+ unsigned def_i2c_bus; /* Default I2C bus */
+ unsigned cur_i2c_bus; /* Current I2C bus */
+ struct rt_mutex i2c_bus_lock;
+
/* video for linux */
- int users; /* user count for exclusive use */
- 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;
-
- /* states */
- enum em28xx_dev_state state;
-
- /* vbi related state tracking */
- int capture_type;
- int vbi_read;
- unsigned char cur_field;
- 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;
/* resources in use */
unsigned int resources;
- unsigned char eedata[256];
+ /* eeprom content */
+ u8 *eedata;
+ u16 eedata_len;
/* Isoc control struct */
struct em28xx_dmaqueue vidq;
struct em28xx_dmaqueue vbiq;
- struct em28xx_usb_isoc_ctl isoc_ctl;
+ struct em28xx_usb_ctl usb_ctl;
spinlock_t slock;
/* usb transfer */
struct usb_device *udev; /* the usb device */
- int alt; /* alternate */
- int max_pkt_size; /* max packet size of isoc transaction */
- int num_alt; /* Number of alternative settings */
- unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
- int dvb_alt; /* alternate for DVB */
- unsigned int dvb_max_pkt_size; /* wMaxPacketSize for DVB */
+ u8 ifnum; /* number of the assigned usb interface */
+ u8 analog_ep_isoc; /* address of isoc endpoint for analog */
+ u8 analog_ep_bulk; /* address of bulk endpoint for analog */
+ u8 dvb_ep_isoc; /* address of isoc endpoint for DVB */
+ u8 dvb_ep_bulk; /* address of bulk endpoint for DVB */
+ int alt; /* alternate setting */
+ int max_pkt_size; /* max packet size of the selected ep at alt */
+ int packet_multiplier; /* multiplier for wMaxPacketSize, used for
+ URB buffer size definition */
+ int num_alt; /* number of alternative settings */
+ unsigned int *alt_max_pkt_size_isoc; /* array of isoc wMaxPacketSize */
+ unsigned int analog_xfer_bulk:1; /* use bulk instead of isoc
+ transfers for analog */
+ int dvb_alt_isoc; /* alternate setting for DVB isoc transfers */
+ unsigned int dvb_max_pkt_size_isoc; /* isoc max packet size of the
+ selected DVB ep at dvb_alt */
+ unsigned int dvb_xfer_bulk:1; /* use bulk instead of isoc
+ transfers for DVB */
char urb_buf[URB_MAX_CTRL_SIZE]; /* urb control msg buffer */
/* helper funcs that call usb_control_msg */
@@ -607,42 +708,36 @@ struct em28xx {
enum em28xx_mode mode;
- /* register numbers for GPO/GPIO registers */
- u16 reg_gpo_num, reg_gpio_num;
-
- /* Caches GPO and GPIO registers */
- unsigned char reg_gpo, reg_gpio;
-
- /* Snapshot button */
+ /* Button state polling */
+ struct delayed_work buttons_query_work;
+ u8 button_polling_addresses[EM28XX_NUM_BUTTON_ADDRESSES_MAX];
+ u8 button_polling_last_values[EM28XX_NUM_BUTTON_ADDRESSES_MAX];
+ u8 num_button_polling_addresses;
+ u16 button_polling_interval; /* [ms] */
+ /* Snapshot button input device */
char snapshot_button_path[30]; /* path of the input dev */
struct input_dev *sbutton_input_dev;
- struct delayed_work sbutton_query_work;
-
- struct em28xx_dvb *dvb;
-
- /* I2C keyboard data */
- struct IR_i2c_init_data init_data;
};
+#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 */
-void em28xx_do_i2c_scan(struct em28xx *dev);
-int em28xx_i2c_register(struct em28xx *dev);
-int em28xx_i2c_unregister(struct em28xx *dev);
+void em28xx_do_i2c_scan(struct em28xx *dev, unsigned bus);
+int em28xx_i2c_register(struct em28xx *dev, unsigned bus,
+ enum em28xx_i2c_algo_type algo_type);
+int em28xx_i2c_unregister(struct em28xx *dev, unsigned bus);
/* Provided by em28xx-core.c */
-
-u32 em28xx_request_buffers(struct em28xx *dev, u32 count);
-void em28xx_queue_unusedframes(struct em28xx *dev);
-void em28xx_release_buffers(struct em28xx *dev);
-
int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg,
char *buf, int len);
int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg);
@@ -653,6 +748,7 @@ int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len);
int em28xx_write_reg(struct em28xx *dev, u16 reg, u8 val);
int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
u8 bitmask);
+int em28xx_toggle_reg_bits(struct em28xx *dev, u16 reg, u8 bitmask);
int em28xx_read_ac97(struct em28xx *dev, u8 reg);
int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val);
@@ -660,42 +756,37 @@ int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val);
int em28xx_audio_analog_set(struct em28xx *dev);
int em28xx_audio_setup(struct em28xx *dev);
-int em28xx_colorlevels_set_default(struct em28xx *dev);
+const struct em28xx_led *em28xx_find_led(struct em28xx *dev,
+ enum em28xx_led_role role);
int em28xx_capture_start(struct em28xx *dev, int start);
-int em28xx_vbi_supported(struct em28xx *dev);
-int em28xx_set_outfmt(struct em28xx *dev);
-int em28xx_resolution_set(struct em28xx *dev);
-int em28xx_set_alternate(struct em28xx *dev);
-int em28xx_alloc_isoc(struct em28xx *dev, enum em28xx_mode mode,
- int max_packets, int num_bufs, int max_pkt_size);
-int em28xx_init_isoc(struct em28xx *dev, enum em28xx_mode mode,
- int max_packets, int num_bufs, int max_pkt_size,
- int (*isoc_copy) (struct em28xx *dev, struct urb *urb));
-void em28xx_uninit_isoc(struct em28xx *dev, enum em28xx_mode mode);
+int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk,
+ int num_bufs, int max_pkt_size, int packet_multiplier);
+int em28xx_init_usb_xfer(struct em28xx *dev, enum em28xx_mode mode,
+ int xfer_bulk,
+ int num_bufs, int max_pkt_size, int packet_multiplier,
+ int (*urb_data_copy)
+ (struct em28xx *dev, struct urb *urb));
+void em28xx_uninit_usb_xfer(struct em28xx *dev, enum em28xx_mode mode);
void em28xx_stop_urbs(struct em28xx *dev);
-int em28xx_isoc_dvb_max_packetsize(struct em28xx *dev);
int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode);
int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio);
-void em28xx_wake_i2c(struct em28xx *dev);
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);
-
-/* Provided by em28xx-video.c */
-int em28xx_register_analog_devices(struct em28xx *dev);
-void em28xx_release_analog_resources(struct em28xx *dev);
+int em28xx_suspend_extension(struct em28xx *dev);
+int em28xx_resume_extension(struct em28xx *dev);
/* Provided by em28xx-cards.c */
-extern int em2800_variant_detect(struct usb_device *udev, int model);
extern struct em28xx_board em28xx_boards[];
extern struct usb_device_id em28xx_id_table[];
-extern const unsigned int em28xx_bcount;
int em28xx_tuner_callback(void *ptr, int component, int command, int arg);
-void em28xx_release_resources(struct em28xx *dev);
+void em28xx_setup_xc3028(struct em28xx *dev, struct xc2028_ctrl *ctl);
+void em28xx_free_device(struct kref *ref);
-/* Provided by em28xx-vbi.c */
-extern struct videobuf_queue_ops em28xx_vbi_qops;
+/* Provided by em28xx-camera.c */
+int em28xx_detect_sensor(struct em28xx *dev);
+int em28xx_init_camera(struct em28xx *dev);
/* printk macros */
@@ -713,98 +804,4 @@ extern struct videobuf_queue_ops em28xx_vbi_qops;
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);
-}
-
-static inline int em28xx_contrast_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R20_YGAIN) & 0x1f;
-}
-
-static inline int em28xx_brightness_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R21_YOFFSET);
-}
-
-static inline int em28xx_saturation_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R22_UVGAIN) & 0x1f;
-}
-
-static inline int em28xx_u_balance_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R23_UOFFSET);
-}
-
-static inline int em28xx_v_balance_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R24_VOFFSET);
-}
-
-static inline int em28xx_gamma_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R14_GAMMA) & 0x3f;
-}
-
-static inline int em28xx_contrast_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R20_YGAIN, &tmp, 1);
-}
-
-static inline int em28xx_brightness_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R21_YOFFSET, &tmp, 1);
-}
-
-static inline int em28xx_saturation_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R22_UVGAIN, &tmp, 1);
-}
-
-static inline int em28xx_u_balance_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R23_UOFFSET, &tmp, 1);
-}
-
-static inline int em28xx_v_balance_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R24_VOFFSET, &tmp, 1);
-}
-
-static inline int em28xx_gamma_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R14_GAMMA, &tmp, 1);
-}
-
-/*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 2025-12-20 13:34:36 +0000