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-rw-r--r--drivers/media/usb/tlg2300/pd-common.h281
1 files changed, 281 insertions, 0 deletions
diff --git a/drivers/media/usb/tlg2300/pd-common.h b/drivers/media/usb/tlg2300/pd-common.h
new file mode 100644
index 000000000000..5dd73b7857d1
--- /dev/null
+++ b/drivers/media/usb/tlg2300/pd-common.h
@@ -0,0 +1,281 @@
+#ifndef PD_COMMON_H
+#define PD_COMMON_H
+
+#include <linux/fs.h>
+#include <linux/wait.h>
+#include <linux/list.h>
+#include <linux/videodev2.h>
+#include <linux/semaphore.h>
+#include <linux/usb.h>
+#include <linux/poll.h>
+#include <media/videobuf-vmalloc.h>
+#include <media/v4l2-device.h>
+
+#include "dvb_frontend.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dmxdev.h"
+
+#define SBUF_NUM 8
+#define MAX_BUFFER_NUM 6
+#define PK_PER_URB 32
+#define ISO_PKT_SIZE 3072
+
+#define POSEIDON_STATE_NONE (0x0000)
+#define POSEIDON_STATE_ANALOG (0x0001)
+#define POSEIDON_STATE_FM (0x0002)
+#define POSEIDON_STATE_DVBT (0x0004)
+#define POSEIDON_STATE_VBI (0x0008)
+#define POSEIDON_STATE_DISCONNECT (0x0080)
+
+#define PM_SUSPEND_DELAY 3
+
+#define V4L_PAL_VBI_LINES 18
+#define V4L_NTSC_VBI_LINES 12
+#define V4L_PAL_VBI_FRAMESIZE (V4L_PAL_VBI_LINES * 1440 * 2)
+#define V4L_NTSC_VBI_FRAMESIZE (V4L_NTSC_VBI_LINES * 1440 * 2)
+
+#define TUNER_FREQ_MIN (45000000)
+#define TUNER_FREQ_MAX (862000000)
+
+struct vbi_data {
+ struct video_device *v_dev;
+ struct video_data *video;
+ struct front_face *front;
+
+ unsigned int copied;
+ unsigned int vbi_size; /* the whole size of two fields */
+ int users;
+};
+
+/*
+ * This is the running context of the video, it is useful for
+ * resume()
+ */
+struct running_context {
+ u32 freq; /* VIDIOC_S_FREQUENCY */
+ int audio_idx; /* VIDIOC_S_TUNER */
+ v4l2_std_id tvnormid; /* VIDIOC_S_STD */
+ int sig_index; /* VIDIOC_S_INPUT */
+ struct v4l2_pix_format pix; /* VIDIOC_S_FMT */
+};
+
+struct video_data {
+ /* v4l2 video device */
+ struct video_device *v_dev;
+
+ /* the working context */
+ struct running_context context;
+
+ /* for data copy */
+ int field_count;
+
+ char *dst;
+ int lines_copied;
+ int prev_left;
+
+ int lines_per_field;
+ int lines_size;
+
+ /* for communication */
+ u8 endpoint_addr;
+ struct urb *urb_array[SBUF_NUM];
+ struct vbi_data *vbi;
+ struct poseidon *pd;
+ struct front_face *front;
+
+ int is_streaming;
+ int users;
+
+ /* for bubble handler */
+ struct work_struct bubble_work;
+};
+
+enum pcm_stream_state {
+ STREAM_OFF,
+ STREAM_ON,
+ STREAM_SUSPEND,
+};
+
+#define AUDIO_BUFS (3)
+#define CAPTURE_STREAM_EN 1
+struct poseidon_audio {
+ struct urb *urb_array[AUDIO_BUFS];
+ unsigned int copied_position;
+ struct snd_pcm_substream *capture_pcm_substream;
+
+ unsigned int rcv_position;
+ struct snd_card *card;
+ int card_close;
+
+ int users;
+ int pm_state;
+ enum pcm_stream_state capture_stream;
+};
+
+struct radio_data {
+ __u32 fm_freq;
+ int users;
+ unsigned int is_radio_streaming;
+ int pre_emphasis;
+ struct video_device *fm_dev;
+};
+
+#define DVB_SBUF_NUM 4
+#define DVB_URB_BUF_SIZE 0x2000
+struct pd_dvb_adapter {
+ struct dvb_adapter dvb_adap;
+ struct dvb_frontend dvb_fe;
+ struct dmxdev dmxdev;
+ struct dvb_demux demux;
+
+ atomic_t users;
+ atomic_t active_feed;
+
+ /* data transfer */
+ s32 is_streaming;
+ struct urb *urb_array[DVB_SBUF_NUM];
+ struct poseidon *pd_device;
+ u8 ep_addr;
+ u8 reserved[3];
+
+ /* data for power resume*/
+ struct dtv_frontend_properties fe_param;
+
+ /* for channel scanning */
+ int prev_freq;
+ int bandwidth;
+ unsigned long last_jiffies;
+};
+
+struct front_face {
+ /* use this field to distinguish VIDEO and VBI */
+ enum v4l2_buf_type type;
+
+ /* for host */
+ struct videobuf_queue q;
+
+ /* the bridge for host and device */
+ struct videobuf_buffer *curr_frame;
+
+ /* for device */
+ spinlock_t queue_lock;
+ struct list_head active;
+ struct poseidon *pd;
+};
+
+struct poseidon {
+ struct list_head device_list;
+
+ struct mutex lock;
+ struct kref kref;
+
+ /* for V4L2 */
+ struct v4l2_device v4l2_dev;
+
+ /* hardware info */
+ struct usb_device *udev;
+ struct usb_interface *interface;
+ int cur_transfer_mode;
+
+ struct video_data video_data; /* video */
+ struct vbi_data vbi_data; /* vbi */
+ struct poseidon_audio audio; /* audio (alsa) */
+ struct radio_data radio_data; /* FM */
+ struct pd_dvb_adapter dvb_data; /* DVB */
+
+ u32 state;
+ struct file *file_for_stream; /* the active stream*/
+
+#ifdef CONFIG_PM
+ int (*pm_suspend)(struct poseidon *);
+ int (*pm_resume)(struct poseidon *);
+ pm_message_t msg;
+
+ struct work_struct pm_work;
+ u8 portnum;
+#endif
+};
+
+struct poseidon_format {
+ char *name;
+ int fourcc; /* video4linux 2 */
+ int depth; /* bit/pixel */
+ int flags;
+};
+
+struct poseidon_tvnorm {
+ v4l2_std_id v4l2_id;
+ char name[12];
+ u32 tlg_tvnorm;
+};
+
+/* video */
+int pd_video_init(struct poseidon *);
+void pd_video_exit(struct poseidon *);
+int stop_all_video_stream(struct poseidon *);
+
+/* alsa audio */
+int poseidon_audio_init(struct poseidon *);
+int poseidon_audio_free(struct poseidon *);
+#ifdef CONFIG_PM
+int pm_alsa_suspend(struct poseidon *);
+int pm_alsa_resume(struct poseidon *);
+#endif
+
+/* dvb */
+int pd_dvb_usb_device_init(struct poseidon *);
+void pd_dvb_usb_device_exit(struct poseidon *);
+void pd_dvb_usb_device_cleanup(struct poseidon *);
+int pd_dvb_get_adapter_num(struct pd_dvb_adapter *);
+void dvb_stop_streaming(struct pd_dvb_adapter *);
+
+/* FM */
+int poseidon_fm_init(struct poseidon *);
+int poseidon_fm_exit(struct poseidon *);
+struct video_device *vdev_init(struct poseidon *, struct video_device *);
+
+/* vendor command ops */
+int send_set_req(struct poseidon*, u8, s32, s32*);
+int send_get_req(struct poseidon*, u8, s32, void*, s32*, s32);
+s32 set_tuner_mode(struct poseidon*, unsigned char);
+
+/* bulk urb alloc/free */
+int alloc_bulk_urbs_generic(struct urb **urb_array, int num,
+ struct usb_device *udev, u8 ep_addr,
+ int buf_size, gfp_t gfp_flags,
+ usb_complete_t complete_fn, void *context);
+void free_all_urb_generic(struct urb **urb_array, int num);
+
+/* misc */
+void poseidon_delete(struct kref *kref);
+void destroy_video_device(struct video_device **v_dev);
+extern int debug_mode;
+void set_debug_mode(struct video_device *vfd, int debug_mode);
+
+#ifdef CONFIG_PM
+#define in_hibernation(pd) (pd->msg.event == PM_EVENT_FREEZE)
+#else
+#define in_hibernation(pd) (0)
+#endif
+#define get_pm_count(p) (atomic_read(&(p)->interface->pm_usage_cnt))
+
+#define log(a, ...) printk(KERN_DEBUG "\t[ %s : %.3d ] "a"\n", \
+ __func__, __LINE__, ## __VA_ARGS__)
+
+/* for power management */
+#define logpm(pd) do {\
+ if (debug_mode & 0x10)\
+ log();\
+ } while (0)
+
+#define logs(f) do { \
+ if ((debug_mode & 0x4) && \
+ (f)->type == V4L2_BUF_TYPE_VBI_CAPTURE) \
+ log("type : VBI");\
+ \
+ if ((debug_mode & 0x8) && \
+ (f)->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) \
+ log("type : VIDEO");\
+ } while (0)
+#endif