From 6ea7ec75d2fe0dd52bc3e86135412bfc92c3158c Mon Sep 17 00:00:00 2001 From: blogic Date: Wed, 3 Nov 2010 19:12:34 +0000 Subject: [ifxmips] * adds a rewrite of the tapi drivers + sip app. this is the result of lars' gsoc 2010 project, Thanks ! git-svn-id: svn://svn.openwrt.org/openwrt/trunk@23840 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- package/lqtapi/src/include/linux/tapi/tapi-event.h | 37 ++++ package/lqtapi/src/include/linux/tapi/tapi-ioctl.h | 20 ++ package/lqtapi/src/include/linux/tapi/tapi.h | 231 +++++++++++++++++++++ 3 files changed, 288 insertions(+) create mode 100644 package/lqtapi/src/include/linux/tapi/tapi-event.h create mode 100644 package/lqtapi/src/include/linux/tapi/tapi-ioctl.h create mode 100644 package/lqtapi/src/include/linux/tapi/tapi.h (limited to 'package/lqtapi/src/include') diff --git a/package/lqtapi/src/include/linux/tapi/tapi-event.h b/package/lqtapi/src/include/linux/tapi/tapi-event.h new file mode 100644 index 000000000..925c71369 --- /dev/null +++ b/package/lqtapi/src/include/linux/tapi/tapi-event.h @@ -0,0 +1,37 @@ +#ifndef __LINUX_TAPI_TAPI_EVENT_H__ +#define __LINUX_TAPI_TAPI_EVENT_H__ + + +struct tapi_device; +struct tapi_port; + +struct tapi_hook_event { + bool on; +}; + +struct tapi_dtmf_event { + unsigned char code; +}; + +enum tapi_event_type { + TAPI_EVENT_TYPE_HOOK, + TAPI_EVENT_TYPE_DTMF, +}; + +struct tapi_event { + struct timeval time; + enum tapi_event_type type; + unsigned int port; + union { + struct tapi_hook_event hook; + struct tapi_dtmf_event dtmf; + }; +}; + +void tapi_report_event(struct tapi_device *tdev, struct tapi_event *event); +void tapi_report_hook_event(struct tapi_device *tdev, struct tapi_port *port, + bool on); +void tapi_report_dtmf_event(struct tapi_device *tdev, struct tapi_port *port, + unsigned char code); + +#endif diff --git a/package/lqtapi/src/include/linux/tapi/tapi-ioctl.h b/package/lqtapi/src/include/linux/tapi/tapi-ioctl.h new file mode 100644 index 000000000..c43fac1e7 --- /dev/null +++ b/package/lqtapi/src/include/linux/tapi/tapi-ioctl.h @@ -0,0 +1,20 @@ + +#include + +#define TAPI_MAGIC 't' +#define TAPI_IOCTL(x) _IO(TAPI_MAGIC, (x)) + +#define TAPI_CONTROL_IOCTL_LINK_ALLOC TAPI_IOCTL(0) +#define TAPI_CONTROL_IOCTL_LINK_FREE TAPI_IOCTL(1) +#define TAPI_CONTROL_IOCTL_LINK_ENABLE TAPI_IOCTL(2) +#define TAPI_CONTROL_IOCTL_LINK_DISABLE TAPI_IOCTL(3) + +#define TAPI_CONTROL_IOCTL_SYNC TAPI_IOCTL(4) + +#define TAPI_PORT_IOCTL_GET_ENDPOINT TAPI_IOCTL(5) +#define TAPI_PORT_IOCTL_SET_RING TAPI_IOCTL(6) + +#define TAPI_STREAM_IOCTL_GET_ENDPOINT TAPI_IOCTL(7) +#define TAPI_STREAM_IOCTL_CONFIGURE TAPI_IOCTL(8) +#define TAPI_STREAM_IOCTL_START TAPI_IOCTL(9) +#define TAPI_STREAM_IOCTL_STOP TAPI_IOCTL(10) diff --git a/package/lqtapi/src/include/linux/tapi/tapi.h b/package/lqtapi/src/include/linux/tapi/tapi.h new file mode 100644 index 000000000..410655d4c --- /dev/null +++ b/package/lqtapi/src/include/linux/tapi/tapi.h @@ -0,0 +1,231 @@ +#ifndef __LINUX_TAPI_H__ +#define __LINUX_TAPI_H__ + +#include +#include +#include + +#include + +#include +#include + +#include + +#include +#include + +#include + +struct tapi_device; + +struct tapi_char_device { + struct tapi_device *tdev; + struct device dev; + struct cdev cdev; +}; + +static inline struct tapi_char_device *cdev_to_tapi_char_device(struct cdev *cdev) +{ + return container_of(cdev, struct tapi_char_device, cdev); +} + +int tapi_char_device_register(struct tapi_device *tdev, + struct tapi_char_device *tchrdev, const struct file_operations *fops); + + +struct tapi_endpoint { + unsigned int id; + void *data; +}; + +static inline void tapi_endpoint_set_data(struct tapi_endpoint *ep, void *data) +{ + ep->data = data; +} + +static inline void *tapi_endpoint_get_data(struct tapi_endpoint *ep) +{ + return ep->data; +} + +struct tapi_port { + unsigned int id; + struct tapi_endpoint ep; + struct input_dev *input; + struct tapi_char_device chrdev; +}; + +struct tapi_stream { + unsigned int id; + struct list_head head; + struct tapi_endpoint ep; + + struct sk_buff_head recv_queue; + wait_queue_head_t recv_wait; + struct sk_buff_head send_queue; +}; + +struct tapi_link { + unsigned int id; + struct list_head head; +}; + +enum tapi_codec { + TAPI_CODEC_L16, +}; + +struct tapi_stream_config { + enum tapi_codec codec; + unsigned int buffer_size; +}; + +struct tapi_ops { + int (*send_dtmf_events)(struct tapi_device *, struct tapi_port *port, + struct tapi_dtmf_event *, size_t num_events, unsigned int dealy); + int (*send_dtmf_event)(struct tapi_device *, struct tapi_port *port, + struct tapi_dtmf_event *); + int (*ring)(struct tapi_device *, struct tapi_port *port, bool ring); + + struct tapi_stream *(*stream_alloc)(struct tapi_device *); + void (*stream_free)(struct tapi_device *, struct tapi_stream *); + int (*stream_configure)(struct tapi_device *, struct tapi_stream *, + struct tapi_stream_config *); + int (*stream_start)(struct tapi_device *, struct tapi_stream *); + int (*stream_stop)(struct tapi_device *, struct tapi_stream *); + int (*stream_send)(struct tapi_device *, struct tapi_stream *, + struct sk_buff *); + + struct tapi_link *(*link_alloc)(struct tapi_device *, + struct tapi_endpoint *ep1, struct tapi_endpoint *ep2); + void (*link_free)(struct tapi_device *, struct tapi_link *); + int (*link_enable)(struct tapi_device *, struct tapi_link *); + int (*link_disable)(struct tapi_device *, struct tapi_link *); + + int (*sync)(struct tapi_device *); +}; + +int tapi_stream_recv(struct tapi_device *, struct tapi_stream *, struct sk_buff *); + +struct tapi_device { + unsigned int id; + + const struct tapi_ops *ops; + unsigned int num_ports; + + struct device dev; + + struct mutex lock; + + struct tapi_port *ports; + struct list_head streams; + struct list_head links; + atomic_t stream_id; + atomic_t link_id; + + struct tapi_char_device stream_dev; + struct tapi_char_device control_dev; +}; + +static inline struct tapi_device *dev_to_tapi(struct device *dev) +{ + return container_of(dev, struct tapi_device, dev); +} + +static inline struct tapi_stream *tapi_stream_from_id(struct tapi_device *tdev, + unsigned int id) +{ + struct tapi_stream *stream; + + mutex_lock(&tdev->lock); + + list_for_each_entry(stream, &tdev->streams, head) { + if (stream->id == id) + goto out; + } + stream = NULL; + +out: + mutex_unlock(&tdev->lock); + return stream; +} + +struct tapi_link *tapi_link_alloc(struct tapi_device *, struct tapi_endpoint *, + struct tapi_endpoint *); +void tapi_link_free(struct tapi_device *, struct tapi_link *); + +struct tapi_stream *tapi_stream_alloc(struct tapi_device *tdev); +void tapi_stream_free(struct tapi_device *tdev, struct tapi_stream *stream); + +static inline int tapi_sync(struct tapi_device *tdev) +{ + if (!tdev->ops || !tdev->ops->sync) + return 0; + + return tdev->ops->sync(tdev); +} + +static inline int tapi_link_enable(struct tapi_device *tdev, + struct tapi_link *link) +{ + if (!tdev->ops || !tdev->ops->link_enable) + return 0; + + return tdev->ops->link_enable(tdev, link); +} + +static inline int tapi_link_disable(struct tapi_device *tdev, + struct tapi_link *link) +{ + if (!tdev->ops || !tdev->ops->link_disable) + return 0; + + return tdev->ops->link_disable(tdev, link); +} + +static inline int tapi_port_send_dtmf(struct tapi_device *tdev, + struct tapi_port *port, struct tapi_dtmf_event *dtmf) +{ + if (!tdev->ops || !tdev->ops->send_dtmf_event) + return -ENOSYS; + + return tdev->ops->send_dtmf_event(tdev, port, dtmf); +} + +static inline int tapi_port_set_ring(struct tapi_device *tdev, + struct tapi_port *port, bool ring) +{ + if (!tdev->ops || !tdev->ops->ring) + return -ENOSYS; + + return tdev->ops->ring(tdev, port, ring); +} + +static inline int tapi_stream_start(struct tapi_device *tdev, +struct tapi_stream *stream) +{ + if (!tdev->ops || !tdev->ops->stream_start) + return -ENOSYS; + + return tdev->ops->stream_start(tdev, stream); +} + +static inline int tapi_stream_stop(struct tapi_device *tdev, +struct tapi_stream *stream) +{ + if (!tdev->ops || !tdev->ops->stream_stop) + return -ENOSYS; + + return tdev->ops->stream_stop(tdev, stream); +} + +int tapi_device_register(struct tapi_device *tdev, const char *name, + struct device *parent); +void tapi_device_unregister(struct tapi_device *tdev); + +struct tapi_sysfs_port; + +struct tapi_sysfs_port *tapi_port_alloc(struct tapi_device *tdev, unsigned int id); +void tapi_port_delete(struct tapi_sysfs_port *); + +#endif -- cgit v1.2.3