| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| 289 | 45.66% | 2 | 6.45% | |
| 142 | 22.43% | 6 | 19.35% | |
| 104 | 16.43% | 8 | 25.81% | |
| 47 | 7.42% | 9 | 29.03% | |
| 31 | 4.90% | 2 | 6.45% | |
| 7 | 1.11% | 1 | 3.23% | |
| 6 | 0.95% | 1 | 3.23% | |
| 5 | 0.79% | 1 | 3.23% | |
| 2 | 0.32% | 1 | 3.23% | |
| Total | 633 | 31 |
| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Markus Grabner | 289 | 45.66% | 2 | 6.45% |
| Takashi Iwai | 142 | 22.43% | 6 | 19.35% |
| Andrej Krutak | 104 | 16.43% | 8 | 25.81% |
| Chris Rorvick | 47 | 7.42% | 9 | 29.03% |
| Vasily Khoruzhick | 31 | 4.90% | 2 | 6.45% |
| Hans P. Möller Ebner | 7 | 1.11% | 1 | 3.23% |
| Pierre-Louis Bossart | 6 | 0.95% | 1 | 3.23% |
| Greg Kroah-Hartman | 5 | 0.79% | 1 | 3.23% |
| Thomas Gleixner | 2 | 0.32% | 1 | 3.23% |
| Total | 633 | 31 |
/* SPDX-License-Identifier: GPL-2.0-only */ /* * Line 6 Linux USB driver * * Copyright (C) 2004-2010 Markus Grabner (grabner@icg.tugraz.at) */ #ifndef DRIVER_H #define DRIVER_H #include <linux/usb.h> #include <linux/mutex.h> #include <linux/kfifo.h> #include <sound/core.h> #include "midi.h" /* USB 1.1 speed configuration */ #define USB_LOW_INTERVALS_PER_SECOND 1000 #define USB_LOW_ISO_BUFFERS 2 /* USB 2.0+ speed configuration */ #define USB_HIGH_INTERVALS_PER_SECOND 8000 #define USB_HIGH_ISO_BUFFERS 16 /* Fallback USB interval and max packet size values */ #define LINE6_FALLBACK_INTERVAL 10 #define LINE6_FALLBACK_MAXPACKETSIZE 16 #define LINE6_TIMEOUT 1 #define LINE6_BUFSIZE_LISTEN 64 #define LINE6_MIDI_MESSAGE_MAXLEN 256 #define LINE6_RAW_MESSAGES_MAXCOUNT_ORDER 7 /* 4k packets are common, BUFSIZE * MAXCOUNT should be bigger... */ #define LINE6_RAW_MESSAGES_MAXCOUNT (1 << LINE6_RAW_MESSAGES_MAXCOUNT_ORDER) #if LINE6_BUFSIZE_LISTEN > 65535 #error "Use dynamic fifo instead" #endif /* Line 6 MIDI control commands */ #define LINE6_PARAM_CHANGE 0xb0 #define LINE6_PROGRAM_CHANGE 0xc0 #define LINE6_SYSEX_BEGIN 0xf0 #define LINE6_SYSEX_END 0xf7 #define LINE6_RESET 0xff /* MIDI channel for messages initiated by the host (and eventually echoed back by the device) */ #define LINE6_CHANNEL_HOST 0x00 /* MIDI channel for messages initiated by the device */ #define LINE6_CHANNEL_DEVICE 0x02 #define LINE6_CHANNEL_UNKNOWN 5 /* don't know yet what this is good for */ #define LINE6_CHANNEL_MASK 0x0f extern const unsigned char line6_midi_id[3]; #define SYSEX_DATA_OFS (sizeof(line6_midi_id) + 3) #define SYSEX_EXTRA_SIZE (sizeof(line6_midi_id) + 4) /* Common properties of Line 6 devices. */ struct line6_properties { /* Card id string (maximum 16 characters). * This can be used to address the device in ALSA programs as * "default:CARD=<id>" */ const char *id; /* Card short name (maximum 32 characters) */ const char *name; /* Bit vector defining this device's capabilities in line6usb driver */ int capabilities; int altsetting; unsigned int ctrl_if; unsigned int ep_ctrl_r; unsigned int ep_ctrl_w; unsigned int ep_audio_r; unsigned int ep_audio_w; }; /* Capability bits */ enum { /* device supports settings parameter via USB */ LINE6_CAP_CONTROL = 1 << 0, /* device supports PCM input/output via USB */ LINE6_CAP_PCM = 1 << 1, /* device supports hardware monitoring */ LINE6_CAP_HWMON = 1 << 2, /* device requires output data when input is read */ LINE6_CAP_IN_NEEDS_OUT = 1 << 3, /* device uses raw MIDI via USB (data endpoints) */ LINE6_CAP_CONTROL_MIDI = 1 << 4, /* device provides low-level information */ LINE6_CAP_CONTROL_INFO = 1 << 5, /* device provides hardware monitoring volume control */ LINE6_CAP_HWMON_CTL = 1 << 6, }; /* Common data shared by all Line 6 devices. Corresponds to a pair of USB endpoints. */ struct usb_line6 { /* USB device */ struct usb_device *usbdev; /* Properties */ const struct line6_properties *properties; /* Interval for data USB packets */ int interval; /* ...for isochronous transfers framing */ int intervals_per_second; /* Number of isochronous URBs used for frame transfers */ int iso_buffers; /* Maximum size of data USB packet */ int max_packet_size; /* Device representing the USB interface */ struct device *ifcdev; /* Line 6 sound card data structure. * Each device has at least MIDI or PCM. */ struct snd_card *card; /* Line 6 PCM device data structure */ struct snd_line6_pcm *line6pcm; /* Line 6 MIDI device data structure */ struct snd_line6_midi *line6midi; /* URB for listening to POD data endpoint */ struct urb *urb_listen; /* Buffer for incoming data from POD data endpoint */ unsigned char *buffer_listen; /* Buffer for message to be processed, generated from MIDI layer */ unsigned char *buffer_message; /* Length of message to be processed, generated from MIDI layer */ int message_length; /* Circular buffer for non-MIDI control messages */ struct { struct mutex read_lock; wait_queue_head_t wait_queue; unsigned int active:1; unsigned int nonblock:1; STRUCT_KFIFO_REC_2(LINE6_BUFSIZE_LISTEN * LINE6_RAW_MESSAGES_MAXCOUNT) fifo; } messages; /* Work for delayed PCM startup */ struct delayed_work startup_work; /* If MIDI is supported, buffer_message contains the pre-processed data; * otherwise the data is only in urb_listen (buffer_incoming). */ void (*process_message)(struct usb_line6 *); void (*disconnect)(struct usb_line6 *line6); void (*startup)(struct usb_line6 *line6); }; extern char *line6_alloc_sysex_buffer(struct usb_line6 *line6, int code1, int code2, int size); extern int line6_read_data(struct usb_line6 *line6, unsigned address, void *data, unsigned datalen); extern int line6_read_serial_number(struct usb_line6 *line6, u32 *serial_number); extern int line6_send_raw_message(struct usb_line6 *line6, const char *buffer, int size); extern int line6_send_raw_message_async(struct usb_line6 *line6, const char *buffer, int size); extern int line6_send_sysex_message(struct usb_line6 *line6, const char *buffer, int size); extern ssize_t line6_set_raw(struct device *dev, struct device_attribute *attr, const char *buf, size_t count); extern int line6_version_request_async(struct usb_line6 *line6); extern int line6_write_data(struct usb_line6 *line6, unsigned address, void *data, unsigned datalen); int line6_probe(struct usb_interface *interface, const struct usb_device_id *id, const char *driver_name, const struct line6_properties *properties, int (*private_init)(struct usb_line6 *, const struct usb_device_id *id), size_t data_size); void line6_disconnect(struct usb_interface *interface); #ifdef CONFIG_PM int line6_suspend(struct usb_interface *interface, pm_message_t message); int line6_resume(struct usb_interface *interface); #endif #endif