| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Devin Heitmueller | 450 | 33.66% | 13 | 26.00% |
| Steven Toth | 333 | 24.91% | 3 | 6.00% |
| Mauro Carvalho Chehab | 316 | 23.64% | 16 | 32.00% |
| Shuah Khan | 176 | 13.16% | 6 | 12.00% |
| Rafael Lourenço de Lima Chehab | 19 | 1.42% | 1 | 2.00% |
| Tim Mester | 14 | 1.05% | 2 | 4.00% |
| Hans Verkuil | 13 | 0.97% | 3 | 6.00% |
| Michael Ira Krufky | 8 | 0.60% | 2 | 4.00% |
| Junghak Sung | 4 | 0.30% | 1 | 2.00% |
| Thomas Gleixner | 2 | 0.15% | 1 | 2.00% |
| Bhumika Goyal | 1 | 0.07% | 1 | 2.00% |
| Adrian Bunk | 1 | 0.07% | 1 | 2.00% |
| Total | 1337 | 50 |
/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Driver for the Auvitek AU0828 USB bridge * * Copyright (c) 2008 Steven Toth <stoth@linuxtv.org> */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <linux/bitops.h> #include <linux/usb.h> #include <linux/i2c.h> #include <linux/i2c-algo-bit.h> #include <media/tveeprom.h> /* Analog */ #include <linux/videodev2.h> #include <media/videobuf2-v4l2.h> #include <media/videobuf2-vmalloc.h> #include <media/v4l2-device.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-fh.h> #include <media/media-device.h> #include <media/media-dev-allocator.h> /* DVB */ #include <media/demux.h> #include <media/dmxdev.h> #include <media/dvb_demux.h> #include <media/dvb_frontend.h> #include <media/dvb_net.h> #include <media/dvbdev.h> #include "au0828-reg.h" #include "au0828-cards.h" #define URB_COUNT 16 #define URB_BUFSIZE (0xe522) /* Analog constants */ #define NTSC_STD_W 720 #define NTSC_STD_H 480 #define AU0828_INTERLACED_DEFAULT 1 /* Definition for AU0828 USB transfer */ #define AU0828_MAX_ISO_BUFS 12 /* maybe resize this value in the future */ #define AU0828_ISO_PACKETS_PER_URB 128 #define AU0828_MIN_BUF 4 #define AU0828_DEF_BUF 8 #define AU0828_MAX_INPUT 4 /* au0828 resource types (used for res_get/res_lock etc */ #define AU0828_RESOURCE_VIDEO 0x01 #define AU0828_RESOURCE_VBI 0x02 enum au0828_itype { AU0828_VMUX_UNDEFINED = 0, AU0828_VMUX_COMPOSITE, AU0828_VMUX_SVIDEO, AU0828_VMUX_CABLE, AU0828_VMUX_TELEVISION, AU0828_VMUX_DVB, }; struct au0828_input { enum au0828_itype type; unsigned int vmux; unsigned int amux; void (*audio_setup) (void *priv, int enable); }; struct au0828_board { char *name; unsigned int tuner_type; unsigned char tuner_addr; unsigned char i2c_clk_divider; unsigned char has_ir_i2c:1; unsigned char has_analog:1; struct au0828_input input[AU0828_MAX_INPUT]; }; struct au0828_dvb { struct mutex lock; struct dvb_adapter adapter; struct dvb_frontend *frontend; struct dvb_demux demux; struct dmxdev dmxdev; struct dmx_frontend fe_hw; struct dmx_frontend fe_mem; struct dvb_net net; int feeding; int start_count; int stop_count; int (*set_frontend)(struct dvb_frontend *fe); }; enum au0828_stream_state { STREAM_OFF, STREAM_INTERRUPT, STREAM_ON }; #define AUVI_INPUT(nr) (dev->board.input[nr]) /* device state */ enum au0828_dev_state { DEV_INITIALIZED = 0, DEV_DISCONNECTED = 1, DEV_MISCONFIGURED = 2 }; struct au0828_dev; struct au0828_usb_isoc_ctl { /* max packet size of isoc transaction */ int max_pkt_size; /* number of allocated urbs */ int num_bufs; /* urb for isoc transfers */ struct urb **urb; /* transfer buffers for isoc transfer */ char **transfer_buffer; /* Last buffer command and region */ u8 cmd; int pos, size, pktsize; /* Last field: ODD or EVEN? */ int field; /* Stores incomplete commands */ u32 tmp_buf; int tmp_buf_len; /* Stores already requested buffers */ struct au0828_buffer *buf; struct au0828_buffer *vbi_buf; /* Stores the number of received fields */ int nfields; /* isoc urb callback */ int (*isoc_copy) (struct au0828_dev *dev, struct urb *urb); }; /* buffer for one video frame */ struct au0828_buffer { /* common v4l buffer stuff -- must be first */ struct vb2_v4l2_buffer vb; struct list_head list; void *mem; unsigned long length; int top_field; /* pointer to vmalloc memory address in vb */ char *vb_buf; }; struct au0828_dmaqueue { struct list_head active; /* Counters to control buffer fill */ int pos; }; struct au0828_dev { struct mutex mutex; struct usb_device *usbdev; int boardnr; struct au0828_board board; u8 ctrlmsg[64]; /* I2C */ struct i2c_adapter i2c_adap; struct i2c_algorithm i2c_algo; struct i2c_client i2c_client; u32 i2c_rc; /* Digital */ struct au0828_dvb dvb; struct work_struct restart_streaming; struct timer_list bulk_timeout; int bulk_timeout_running; #ifdef CONFIG_VIDEO_AU0828_V4L2 /* Analog */ struct v4l2_device v4l2_dev; struct v4l2_ctrl_handler v4l2_ctrl_hdl; #endif #ifdef CONFIG_VIDEO_AU0828_RC struct au0828_rc *ir; #endif struct video_device vdev; struct video_device vbi_dev; /* Videobuf2 */ struct vb2_queue vb_vidq; struct vb2_queue vb_vbiq; struct mutex vb_queue_lock; struct mutex vb_vbi_queue_lock; unsigned int frame_count; unsigned int vbi_frame_count; struct timer_list vid_timeout; int vid_timeout_running; struct timer_list vbi_timeout; int vbi_timeout_running; int users; int streaming_users; int width; int height; int vbi_width; int vbi_height; u32 vbi_read; v4l2_std_id std; u32 field_size; u32 frame_size; u32 bytesperline; int type; u8 ctrl_ainput; __u8 isoc_in_endpointaddr; u8 isoc_init_ok; int greenscreen_detected; int ctrl_freq; int input_type; int std_set_in_tuner_core; unsigned int ctrl_input; long unsigned int dev_state; /* defined at enum au0828_dev_state */; enum au0828_stream_state stream_state; wait_queue_head_t open; struct mutex lock; /* Isoc control struct */ struct au0828_dmaqueue vidq; struct au0828_dmaqueue vbiq; struct au0828_usb_isoc_ctl isoc_ctl; spinlock_t slock; /* usb transfer */ 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 */ struct urb *urb[AU0828_MAX_ISO_BUFS]; /* urb for isoc transfers */ char *transfer_buffer[AU0828_MAX_ISO_BUFS];/* transfer buffers for isoc transfer */ /* DVB USB / URB Related */ bool urb_streaming, need_urb_start; struct urb *urbs[URB_COUNT]; /* Preallocated transfer digital transfer buffers */ char *dig_transfer_buffer[URB_COUNT]; #ifdef CONFIG_MEDIA_CONTROLLER struct media_device *media_dev; struct media_pad video_pad, vbi_pad; struct media_entity *decoder; struct media_entity input_ent[AU0828_MAX_INPUT]; struct media_pad input_pad[AU0828_MAX_INPUT]; struct media_entity_notify entity_notify; struct media_entity *tuner; struct media_link *active_link; struct media_entity *active_source; struct media_entity *active_sink; struct media_entity *active_link_owner; struct media_entity *active_link_user; struct media_pipeline *active_link_user_pipe; bool active_link_shared; #endif }; /* ----------------------------------------------------------- */ #define au0828_read(dev, reg) au0828_readreg(dev, reg) #define au0828_write(dev, reg, value) au0828_writereg(dev, reg, value) #define au0828_andor(dev, reg, mask, value) \ au0828_writereg(dev, reg, \ (au0828_readreg(dev, reg) & ~(mask)) | ((value) & (mask))) #define au0828_set(dev, reg, bit) au0828_andor(dev, (reg), (bit), (bit)) #define au0828_clear(dev, reg, bit) au0828_andor(dev, (reg), (bit), 0) /* ----------------------------------------------------------- */ /* au0828-core.c */ extern u32 au0828_read(struct au0828_dev *dev, u16 reg); extern u32 au0828_write(struct au0828_dev *dev, u16 reg, u32 val); extern void au0828_usb_release(struct au0828_dev *dev); extern int au0828_debug; /* ----------------------------------------------------------- */ /* au0828-cards.c */ extern struct au0828_board au0828_boards[]; extern struct usb_device_id au0828_usb_id_table[]; extern void au0828_gpio_setup(struct au0828_dev *dev); extern int au0828_tuner_callback(void *priv, int component, int command, int arg); extern void au0828_card_setup(struct au0828_dev *dev); /* ----------------------------------------------------------- */ /* au0828-i2c.c */ extern int au0828_i2c_register(struct au0828_dev *dev); extern int au0828_i2c_unregister(struct au0828_dev *dev); /* ----------------------------------------------------------- */ /* au0828-video.c */ extern int au0828_start_analog_streaming(struct vb2_queue *vq, unsigned int count); extern void au0828_stop_vbi_streaming(struct vb2_queue *vq); #ifdef CONFIG_VIDEO_AU0828_V4L2 extern int au0828_v4l2_device_register(struct usb_interface *interface, struct au0828_dev *dev); extern int au0828_analog_register(struct au0828_dev *dev, struct usb_interface *interface); extern int au0828_analog_unregister(struct au0828_dev *dev); extern void au0828_usb_v4l2_media_release(struct au0828_dev *dev); extern void au0828_v4l2_suspend(struct au0828_dev *dev); extern void au0828_v4l2_resume(struct au0828_dev *dev); #else static inline int au0828_v4l2_device_register(struct usb_interface *interface, struct au0828_dev *dev) { return 0; }; static inline int au0828_analog_register(struct au0828_dev *dev, struct usb_interface *interface) { return 0; }; static inline int au0828_analog_unregister(struct au0828_dev *dev) { return 0; }; static inline void au0828_usb_v4l2_media_release(struct au0828_dev *dev) { }; static inline void au0828_v4l2_suspend(struct au0828_dev *dev) { }; static inline void au0828_v4l2_resume(struct au0828_dev *dev) { }; #endif /* ----------------------------------------------------------- */ /* au0828-dvb.c */ extern int au0828_dvb_register(struct au0828_dev *dev); extern void au0828_dvb_unregister(struct au0828_dev *dev); void au0828_dvb_suspend(struct au0828_dev *dev); void au0828_dvb_resume(struct au0828_dev *dev); /* au0828-vbi.c */ extern const struct vb2_ops au0828_vbi_qops; #define dprintk(level, fmt, arg...)\ do { if (au0828_debug & level)\ printk(KERN_DEBUG pr_fmt(fmt), ## arg);\ } while (0) /* au0828-input.c */ #ifdef CONFIG_VIDEO_AU0828_RC extern int au0828_rc_register(struct au0828_dev *dev); extern void au0828_rc_unregister(struct au0828_dev *dev); extern int au0828_rc_suspend(struct au0828_dev *dev); extern int au0828_rc_resume(struct au0828_dev *dev); #else static inline int au0828_rc_register(struct au0828_dev *dev) { return 0; } static inline void au0828_rc_unregister(struct au0828_dev *dev) { } static inline int au0828_rc_suspend(struct au0828_dev *dev) { return 0; } static inline int au0828_rc_resume(struct au0828_dev *dev) { return 0; } #endif
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