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[pohmelfs.git] / drivers / media / video / tlg2300 / pd-common.h
blob5dd73b7857d12087a7689c4d4dbe81bce77c3c6e
1 #ifndef PD_COMMON_H
2 #define PD_COMMON_H
4 #include <linux/fs.h>
5 #include <linux/wait.h>
6 #include <linux/list.h>
7 #include <linux/videodev2.h>
8 #include <linux/semaphore.h>
9 #include <linux/usb.h>
10 #include <linux/poll.h>
11 #include <media/videobuf-vmalloc.h>
12 #include <media/v4l2-device.h>
14 #include "dvb_frontend.h"
15 #include "dvbdev.h"
16 #include "dvb_demux.h"
17 #include "dmxdev.h"
19 #define SBUF_NUM 8
20 #define MAX_BUFFER_NUM 6
21 #define PK_PER_URB 32
22 #define ISO_PKT_SIZE 3072
24 #define POSEIDON_STATE_NONE (0x0000)
25 #define POSEIDON_STATE_ANALOG (0x0001)
26 #define POSEIDON_STATE_FM (0x0002)
27 #define POSEIDON_STATE_DVBT (0x0004)
28 #define POSEIDON_STATE_VBI (0x0008)
29 #define POSEIDON_STATE_DISCONNECT (0x0080)
31 #define PM_SUSPEND_DELAY 3
33 #define V4L_PAL_VBI_LINES 18
34 #define V4L_NTSC_VBI_LINES 12
35 #define V4L_PAL_VBI_FRAMESIZE (V4L_PAL_VBI_LINES * 1440 * 2)
36 #define V4L_NTSC_VBI_FRAMESIZE (V4L_NTSC_VBI_LINES * 1440 * 2)
38 #define TUNER_FREQ_MIN (45000000)
39 #define TUNER_FREQ_MAX (862000000)
41 struct vbi_data {
42 struct video_device *v_dev;
43 struct video_data *video;
44 struct front_face *front;
46 unsigned int copied;
47 unsigned int vbi_size; /* the whole size of two fields */
48 int users;
52 * This is the running context of the video, it is useful for
53 * resume()
55 struct running_context {
56 u32 freq; /* VIDIOC_S_FREQUENCY */
57 int audio_idx; /* VIDIOC_S_TUNER */
58 v4l2_std_id tvnormid; /* VIDIOC_S_STD */
59 int sig_index; /* VIDIOC_S_INPUT */
60 struct v4l2_pix_format pix; /* VIDIOC_S_FMT */
63 struct video_data {
64 /* v4l2 video device */
65 struct video_device *v_dev;
67 /* the working context */
68 struct running_context context;
70 /* for data copy */
71 int field_count;
73 char *dst;
74 int lines_copied;
75 int prev_left;
77 int lines_per_field;
78 int lines_size;
80 /* for communication */
81 u8 endpoint_addr;
82 struct urb *urb_array[SBUF_NUM];
83 struct vbi_data *vbi;
84 struct poseidon *pd;
85 struct front_face *front;
87 int is_streaming;
88 int users;
90 /* for bubble handler */
91 struct work_struct bubble_work;
94 enum pcm_stream_state {
95 STREAM_OFF,
96 STREAM_ON,
97 STREAM_SUSPEND,
100 #define AUDIO_BUFS (3)
101 #define CAPTURE_STREAM_EN 1
102 struct poseidon_audio {
103 struct urb *urb_array[AUDIO_BUFS];
104 unsigned int copied_position;
105 struct snd_pcm_substream *capture_pcm_substream;
107 unsigned int rcv_position;
108 struct snd_card *card;
109 int card_close;
111 int users;
112 int pm_state;
113 enum pcm_stream_state capture_stream;
116 struct radio_data {
117 __u32 fm_freq;
118 int users;
119 unsigned int is_radio_streaming;
120 int pre_emphasis;
121 struct video_device *fm_dev;
124 #define DVB_SBUF_NUM 4
125 #define DVB_URB_BUF_SIZE 0x2000
126 struct pd_dvb_adapter {
127 struct dvb_adapter dvb_adap;
128 struct dvb_frontend dvb_fe;
129 struct dmxdev dmxdev;
130 struct dvb_demux demux;
132 atomic_t users;
133 atomic_t active_feed;
135 /* data transfer */
136 s32 is_streaming;
137 struct urb *urb_array[DVB_SBUF_NUM];
138 struct poseidon *pd_device;
139 u8 ep_addr;
140 u8 reserved[3];
142 /* data for power resume*/
143 struct dtv_frontend_properties fe_param;
145 /* for channel scanning */
146 int prev_freq;
147 int bandwidth;
148 unsigned long last_jiffies;
151 struct front_face {
152 /* use this field to distinguish VIDEO and VBI */
153 enum v4l2_buf_type type;
155 /* for host */
156 struct videobuf_queue q;
158 /* the bridge for host and device */
159 struct videobuf_buffer *curr_frame;
161 /* for device */
162 spinlock_t queue_lock;
163 struct list_head active;
164 struct poseidon *pd;
167 struct poseidon {
168 struct list_head device_list;
170 struct mutex lock;
171 struct kref kref;
173 /* for V4L2 */
174 struct v4l2_device v4l2_dev;
176 /* hardware info */
177 struct usb_device *udev;
178 struct usb_interface *interface;
179 int cur_transfer_mode;
181 struct video_data video_data; /* video */
182 struct vbi_data vbi_data; /* vbi */
183 struct poseidon_audio audio; /* audio (alsa) */
184 struct radio_data radio_data; /* FM */
185 struct pd_dvb_adapter dvb_data; /* DVB */
187 u32 state;
188 struct file *file_for_stream; /* the active stream*/
190 #ifdef CONFIG_PM
191 int (*pm_suspend)(struct poseidon *);
192 int (*pm_resume)(struct poseidon *);
193 pm_message_t msg;
195 struct work_struct pm_work;
196 u8 portnum;
197 #endif
200 struct poseidon_format {
201 char *name;
202 int fourcc; /* video4linux 2 */
203 int depth; /* bit/pixel */
204 int flags;
207 struct poseidon_tvnorm {
208 v4l2_std_id v4l2_id;
209 char name[12];
210 u32 tlg_tvnorm;
213 /* video */
214 int pd_video_init(struct poseidon *);
215 void pd_video_exit(struct poseidon *);
216 int stop_all_video_stream(struct poseidon *);
218 /* alsa audio */
219 int poseidon_audio_init(struct poseidon *);
220 int poseidon_audio_free(struct poseidon *);
221 #ifdef CONFIG_PM
222 int pm_alsa_suspend(struct poseidon *);
223 int pm_alsa_resume(struct poseidon *);
224 #endif
226 /* dvb */
227 int pd_dvb_usb_device_init(struct poseidon *);
228 void pd_dvb_usb_device_exit(struct poseidon *);
229 void pd_dvb_usb_device_cleanup(struct poseidon *);
230 int pd_dvb_get_adapter_num(struct pd_dvb_adapter *);
231 void dvb_stop_streaming(struct pd_dvb_adapter *);
233 /* FM */
234 int poseidon_fm_init(struct poseidon *);
235 int poseidon_fm_exit(struct poseidon *);
236 struct video_device *vdev_init(struct poseidon *, struct video_device *);
238 /* vendor command ops */
239 int send_set_req(struct poseidon*, u8, s32, s32*);
240 int send_get_req(struct poseidon*, u8, s32, void*, s32*, s32);
241 s32 set_tuner_mode(struct poseidon*, unsigned char);
243 /* bulk urb alloc/free */
244 int alloc_bulk_urbs_generic(struct urb **urb_array, int num,
245 struct usb_device *udev, u8 ep_addr,
246 int buf_size, gfp_t gfp_flags,
247 usb_complete_t complete_fn, void *context);
248 void free_all_urb_generic(struct urb **urb_array, int num);
250 /* misc */
251 void poseidon_delete(struct kref *kref);
252 void destroy_video_device(struct video_device **v_dev);
253 extern int debug_mode;
254 void set_debug_mode(struct video_device *vfd, int debug_mode);
256 #ifdef CONFIG_PM
257 #define in_hibernation(pd) (pd->msg.event == PM_EVENT_FREEZE)
258 #else
259 #define in_hibernation(pd) (0)
260 #endif
261 #define get_pm_count(p) (atomic_read(&(p)->interface->pm_usage_cnt))
263 #define log(a, ...) printk(KERN_DEBUG "\t[ %s : %.3d ] "a"\n", \
264 __func__, __LINE__, ## __VA_ARGS__)
266 /* for power management */
267 #define logpm(pd) do {\
268 if (debug_mode & 0x10)\
269 log();\
270 } while (0)
272 #define logs(f) do { \
273 if ((debug_mode & 0x4) && \
274 (f)->type == V4L2_BUF_TYPE_VBI_CAPTURE) \
275 log("type : VBI");\
277 if ((debug_mode & 0x8) && \
278 (f)->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) \
279 log("type : VIDEO");\
280 } while (0)
281 #endif