diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-09-14 08:42:41 -0400 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-05-17 23:39:25 -0400 |
commit | 9701dc94a14e54a33c3c99744ec3a761f6385fc6 (patch) | |
tree | 108ba8e47fd309b34a8fddb85f43231a53b4c8ac /drivers/staging/tm6000/tm6000.h | |
parent | e40152ee1e1c7a63f4777791863215e3faa37a86 (diff) |
V4L/DVB (12770): Add tm6000 driver to staging tree
Adds a driver for Trident TV Master tm5600/tm6000 chips.
Those USB devices are usually found with a Xceive xc2028/xc3028
tuner, although the firmware seems to be modified to work with
those chips on some older devices.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/staging/tm6000/tm6000.h')
-rw-r--r-- | drivers/staging/tm6000/tm6000.h | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/drivers/staging/tm6000/tm6000.h b/drivers/staging/tm6000/tm6000.h new file mode 100644 index 00000000000..623e85c351e --- /dev/null +++ b/drivers/staging/tm6000/tm6000.h | |||
@@ -0,0 +1,230 @@ | |||
1 | /* | ||
2 | tm6000.h - driver for TM5600/TM6000 USB video capture devices | ||
3 | |||
4 | Copyright (C) 2006-2007 Mauro Carvalho Chehab <mchehab@infradead.org> | ||
5 | |||
6 | This program is free software; you can redistribute it and/or modify | ||
7 | it under the terms of the GNU General Public License as published by | ||
8 | the Free Software Foundation version 2 | ||
9 | |||
10 | This program is distributed in the hope that it will be useful, | ||
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
13 | GNU General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU General Public License | ||
16 | along with this program; if not, write to the Free Software | ||
17 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
18 | */ | ||
19 | |||
20 | // Use the tm6000-hack, instead of the proper initialization code | ||
21 | //#define HACK 1 | ||
22 | |||
23 | #include <linux/videodev2.h> | ||
24 | #include <media/v4l2-common.h> | ||
25 | #include <media/videobuf-vmalloc.h> | ||
26 | #include "tm6000-usb-isoc.h" | ||
27 | #include <linux/i2c.h> | ||
28 | #include <linux/mutex.h> | ||
29 | |||
30 | #define TM6000_VERSION KERNEL_VERSION(0, 0, 1) | ||
31 | |||
32 | /* Inputs */ | ||
33 | #define TM6000_INPUT_TV 0 | ||
34 | #define TM6000_INPUT_COMPOSITE 1 | ||
35 | #define TM6000_INPUT_SVIDEO 2 | ||
36 | |||
37 | /* ------------------------------------------------------------------ | ||
38 | Basic structures | ||
39 | ------------------------------------------------------------------*/ | ||
40 | |||
41 | struct tm6000_fmt { | ||
42 | char *name; | ||
43 | u32 fourcc; /* v4l2 format id */ | ||
44 | int depth; | ||
45 | }; | ||
46 | |||
47 | /* buffer for one video frame */ | ||
48 | struct tm6000_buffer { | ||
49 | /* common v4l buffer stuff -- must be first */ | ||
50 | struct videobuf_buffer vb; | ||
51 | |||
52 | struct tm6000_fmt *fmt; | ||
53 | }; | ||
54 | |||
55 | struct tm6000_dmaqueue { | ||
56 | struct list_head active; | ||
57 | struct list_head queued; | ||
58 | struct timer_list timeout; | ||
59 | |||
60 | /* thread for generating video stream*/ | ||
61 | struct task_struct *kthread; | ||
62 | wait_queue_head_t wq; | ||
63 | /* Counters to control fps rate */ | ||
64 | int frame; | ||
65 | int ini_jiffies; | ||
66 | }; | ||
67 | |||
68 | /* device states */ | ||
69 | enum tm6000_core_state { | ||
70 | DEV_INITIALIZED = 0x01, | ||
71 | DEV_DISCONNECTED = 0x02, | ||
72 | DEV_MISCONFIGURED = 0x04, | ||
73 | }; | ||
74 | |||
75 | /* io methods */ | ||
76 | enum tm6000_io_method { | ||
77 | IO_NONE, | ||
78 | IO_READ, | ||
79 | IO_MMAP, | ||
80 | }; | ||
81 | |||
82 | enum tm6000_mode { | ||
83 | TM6000_MODE_UNKNOWN=0, | ||
84 | TM6000_MODE_ANALOG, | ||
85 | TM6000_MODE_DIGITAL, | ||
86 | }; | ||
87 | |||
88 | struct tm6000_capabilities { | ||
89 | unsigned int has_tuner:1; | ||
90 | unsigned int has_tda9874:1; | ||
91 | unsigned int has_dvb:1; | ||
92 | unsigned int has_zl10353:1; | ||
93 | unsigned int has_eeprom:1; | ||
94 | }; | ||
95 | |||
96 | struct tm6000_core { | ||
97 | /* generic device properties */ | ||
98 | char name[30]; /* name (including minor) of the device */ | ||
99 | int model; /* index in the device_data struct */ | ||
100 | int devno; /* marks the number of this device */ | ||
101 | v4l2_std_id norm; /* Current norm */ | ||
102 | |||
103 | enum tm6000_core_state state; | ||
104 | |||
105 | /* Device Capabilities*/ | ||
106 | struct tm6000_capabilities caps; | ||
107 | |||
108 | /* Tuner configuration */ | ||
109 | int tuner_type; /* type of the tuner */ | ||
110 | int tuner_addr; /* tuner address */ | ||
111 | |||
112 | /* i2c i/o */ | ||
113 | struct i2c_adapter i2c_adap; | ||
114 | struct i2c_client i2c_client; | ||
115 | |||
116 | /* video for linux */ | ||
117 | struct list_head tm6000_corelist; | ||
118 | int users; | ||
119 | |||
120 | /* various device info */ | ||
121 | unsigned int resources; | ||
122 | struct video_device vfd; | ||
123 | struct tm6000_dmaqueue vidq; | ||
124 | |||
125 | int input; | ||
126 | int freq; | ||
127 | unsigned int fourcc; | ||
128 | |||
129 | enum tm6000_mode mode; | ||
130 | |||
131 | /* locks */ | ||
132 | struct mutex lock; | ||
133 | |||
134 | /* usb transfer */ | ||
135 | struct usb_device *udev; /* the usb device */ | ||
136 | |||
137 | struct usb_host_endpoint *bulk_in, *bulk_out, *isoc_in, *isoc_out; | ||
138 | unsigned int max_bulk_in, max_bulk_out; | ||
139 | unsigned int max_isoc_in, max_isoc_out; | ||
140 | |||
141 | /* scaler!=0 if scaler is active*/ | ||
142 | int scaler; | ||
143 | |||
144 | /* Isoc control struct */ | ||
145 | struct usb_isoc_ctl isoc_ctl; | ||
146 | |||
147 | spinlock_t slock; | ||
148 | }; | ||
149 | |||
150 | struct tm6000_fh { | ||
151 | struct tm6000_core *dev; | ||
152 | |||
153 | /* video capture */ | ||
154 | struct tm6000_fmt *fmt; | ||
155 | unsigned int width,height; | ||
156 | struct videobuf_queue vb_vidq; | ||
157 | |||
158 | enum v4l2_buf_type type; | ||
159 | }; | ||
160 | |||
161 | #define TM6000_STD V4L2_STD_PAL|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc| \ | ||
162 | V4L2_STD_PAL_M|V4L2_STD_PAL_60|V4L2_STD_NTSC_M| \ | ||
163 | V4L2_STD_NTSC_M_JP|V4L2_STD_SECAM | ||
164 | |||
165 | /* In tm6000-core.c */ | ||
166 | extern unsigned long tm6000_devused; | ||
167 | |||
168 | int tm6000_read_write_usb (struct tm6000_core *dev, u8 reqtype, u8 req, | ||
169 | u16 value, u16 index, u8 *buf, u16 len); | ||
170 | int tm6000_get_reg (struct tm6000_core *dev, u8 req, u16 value, u16 index); | ||
171 | int tm6000_set_reg (struct tm6000_core *dev, u8 req, u16 value, u16 index); | ||
172 | int tm6000_init (struct tm6000_core *dev); | ||
173 | int tm6000_init_after_firmware (struct tm6000_core *dev); | ||
174 | |||
175 | int tm6000_init_analog_mode (struct tm6000_core *dev); | ||
176 | int tm6000_set_standard (struct tm6000_core *dev, v4l2_std_id *norm); | ||
177 | int tm6000_set_audio_bitrate (struct tm6000_core *dev, int bitrate); | ||
178 | |||
179 | int tm6000_v4l2_register(struct tm6000_core *dev); | ||
180 | int tm6000_v4l2_unregister(struct tm6000_core *dev); | ||
181 | int tm6000_v4l2_exit(void); | ||
182 | void tm6000_set_fourcc_format(struct tm6000_core *dev); | ||
183 | |||
184 | /* In tm6000-i2c.c */ | ||
185 | int tm6000_i2c_register(struct tm6000_core *dev); | ||
186 | int tm6000_i2c_unregister(struct tm6000_core *dev); | ||
187 | void tm6000_i2c_call_clients(struct tm6000_core *dev, unsigned int cmd, | ||
188 | void *arg); | ||
189 | |||
190 | /* In tm6000-queue.c */ | ||
191 | |||
192 | int tm6000_v4l2_mmap(struct file *filp, struct vm_area_struct *vma); | ||
193 | |||
194 | int tm6000_vidioc_streamon(struct file *file, void *priv, | ||
195 | enum v4l2_buf_type i); | ||
196 | int tm6000_vidioc_streamoff(struct file *file, void *priv, | ||
197 | enum v4l2_buf_type i); | ||
198 | int tm6000_vidioc_reqbufs (struct file *file, void *priv, | ||
199 | struct v4l2_requestbuffers *rb); | ||
200 | int tm6000_vidioc_querybuf (struct file *file, void *priv, | ||
201 | struct v4l2_buffer *b); | ||
202 | int tm6000_vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *b); | ||
203 | int tm6000_vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *b); | ||
204 | ssize_t tm6000_v4l2_read(struct file *filp, char __user * buf, size_t count, | ||
205 | loff_t * f_pos); | ||
206 | unsigned int tm6000_v4l2_poll(struct file *file, | ||
207 | struct poll_table_struct *wait); | ||
208 | int tm6000_queue_init(struct tm6000_core *dev); | ||
209 | |||
210 | /* Debug stuff */ | ||
211 | |||
212 | extern int tm6000_debug; | ||
213 | |||
214 | #define dprintk(dev, level, fmt, arg...) do {\ | ||
215 | if (tm6000_debug & level) \ | ||
216 | printk(KERN_INFO "(%lu) %s %s :"fmt, jiffies, \ | ||
217 | dev->name, __FUNCTION__ , ##arg); } while (0) | ||
218 | |||
219 | #define V4L2_DEBUG_REG 0x0004 | ||
220 | #define V4L2_DEBUG_I2C 0x0008 | ||
221 | #define V4L2_DEBUG_QUEUE 0x0010 | ||
222 | #define V4L2_DEBUG_ISOC 0x0020 | ||
223 | #define V4L2_DEBUG_RES_LOCK 0x0040 /* Resource locking */ | ||
224 | #define V4L2_DEBUG_OPEN 0x0080 /* video open/close debug */ | ||
225 | |||
226 | #define tm6000_err(fmt, arg...) do {\ | ||
227 | printk(KERN_ERR "tm6000 %s :"fmt, \ | ||
228 | __FUNCTION__ , ##arg); } while (0) | ||
229 | |||
230 | |||