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Diffstat (limited to 'drivers/media/video/gspca/sq930x.c')
-rw-r--r--drivers/media/video/gspca/sq930x.c1208
1 files changed, 1208 insertions, 0 deletions
diff --git a/drivers/media/video/gspca/sq930x.c b/drivers/media/video/gspca/sq930x.c
new file mode 100644
index 00000000000..8215d5dcd45
--- /dev/null
+++ b/drivers/media/video/gspca/sq930x.c
@@ -0,0 +1,1208 @@
1/*
2 * SQ930x subdriver
3 *
4 * Copyright (C) 2010 Jean-François Moine <http://moinejf.free.fr>
5 * Copyright (C) 2006 -2008 Gerard Klaver <gerard at gkall dot hobby dot nl>
6 * Copyright (C) 2007 Sam Revitch <samr7@cs.washington.edu>
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 */
22
23#define MODULE_NAME "sq930x"
24
25#include "gspca.h"
26
27MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>\n"
28 "Gerard Klaver <gerard at gkall dot hobby dot nl\n"
29 "Sam Revitch <samr7@cs.washington.edu>");
30MODULE_DESCRIPTION("GSPCA/SQ930x USB Camera Driver");
31MODULE_LICENSE("GPL");
32
33/* Structure to hold all of our device specific stuff */
34struct sd {
35 struct gspca_dev gspca_dev; /* !! must be the first item */
36
37 u16 expo;
38 u8 gain;
39
40 u8 do_ctrl;
41 u8 gpio[2];
42 u8 sensor;
43 u8 type;
44#define Generic 0
45#define Creative_live_motion 1
46};
47enum sensors {
48 SENSOR_ICX098BQ,
49 SENSOR_LZ24BP,
50 SENSOR_MI0360,
51 SENSOR_MT9V111, /* = MI360SOC */
52 SENSOR_OV7660,
53 SENSOR_OV9630,
54};
55
56static int sd_setexpo(struct gspca_dev *gspca_dev, __s32 val);
57static int sd_getexpo(struct gspca_dev *gspca_dev, __s32 *val);
58static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val);
59static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val);
60
61static const struct ctrl sd_ctrls[] = {
62 {
63 {
64 .id = V4L2_CID_EXPOSURE,
65 .type = V4L2_CTRL_TYPE_INTEGER,
66 .name = "Exposure",
67 .minimum = 0x0001,
68 .maximum = 0x0fff,
69 .step = 1,
70#define EXPO_DEF 0x0356
71 .default_value = EXPO_DEF,
72 },
73 .set = sd_setexpo,
74 .get = sd_getexpo,
75 },
76 {
77 {
78 .id = V4L2_CID_GAIN,
79 .type = V4L2_CTRL_TYPE_INTEGER,
80 .name = "Gain",
81 .minimum = 0x01,
82 .maximum = 0xff,
83 .step = 1,
84#define GAIN_DEF 0x8d
85 .default_value = GAIN_DEF,
86 },
87 .set = sd_setgain,
88 .get = sd_getgain,
89 },
90};
91
92static struct v4l2_pix_format vga_mode[] = {
93 {320, 240, V4L2_PIX_FMT_SRGGB8, V4L2_FIELD_NONE,
94 .bytesperline = 320,
95 .sizeimage = 320 * 240,
96 .colorspace = V4L2_COLORSPACE_SRGB,
97 .priv = 0},
98 {640, 480, V4L2_PIX_FMT_SRGGB8, V4L2_FIELD_NONE,
99 .bytesperline = 640,
100 .sizeimage = 640 * 480,
101 .colorspace = V4L2_COLORSPACE_SRGB,
102 .priv = 1},
103};
104
105/* sq930x registers */
106#define SQ930_CTRL_UCBUS_IO 0x0001
107#define SQ930_CTRL_I2C_IO 0x0002
108#define SQ930_CTRL_GPIO 0x0005
109#define SQ930_CTRL_CAP_START 0x0010
110#define SQ930_CTRL_CAP_STOP 0x0011
111#define SQ930_CTRL_SET_EXPOSURE 0x001d
112#define SQ930_CTRL_RESET 0x001e
113#define SQ930_CTRL_GET_DEV_INFO 0x001f
114
115/* gpio 1 (8..15) */
116#define SQ930_GPIO_DFL_I2C_SDA 0x0001
117#define SQ930_GPIO_DFL_I2C_SCL 0x0002
118#define SQ930_GPIO_RSTBAR 0x0004
119#define SQ930_GPIO_EXTRA1 0x0040
120#define SQ930_GPIO_EXTRA2 0x0080
121/* gpio 3 (24..31) */
122#define SQ930_GPIO_POWER 0x0200
123#define SQ930_GPIO_DFL_LED 0x1000
124
125struct ucbus_write_cmd {
126 u16 bw_addr;
127 u8 bw_data;
128};
129struct i2c_write_cmd {
130 u8 reg;
131 u16 val;
132};
133
134static const struct ucbus_write_cmd icx098bq_start_0[] = {
135 {0x0354, 0x00}, {0x03fa, 0x00}, {0xf800, 0x02}, {0xf801, 0xce},
136 {0xf802, 0xc1}, {0xf804, 0x00}, {0xf808, 0x00}, {0xf809, 0x0e},
137 {0xf80a, 0x01}, {0xf80b, 0xee}, {0xf807, 0x60}, {0xf80c, 0x02},
138 {0xf80d, 0xf0}, {0xf80e, 0x03}, {0xf80f, 0x0a}, {0xf81c, 0x02},
139 {0xf81d, 0xf0}, {0xf81e, 0x03}, {0xf81f, 0x0a}, {0xf83a, 0x00},
140 {0xf83b, 0x10}, {0xf83c, 0x00}, {0xf83d, 0x4e}, {0xf810, 0x04},
141 {0xf811, 0x00}, {0xf812, 0x02}, {0xf813, 0x10}, {0xf803, 0x00},
142 {0xf814, 0x01}, {0xf815, 0x18}, {0xf816, 0x00}, {0xf817, 0x48},
143 {0xf818, 0x00}, {0xf819, 0x25}, {0xf81a, 0x00}, {0xf81b, 0x3c},
144 {0xf82f, 0x03}, {0xf820, 0xff}, {0xf821, 0x0d}, {0xf822, 0xff},
145 {0xf823, 0x07}, {0xf824, 0xff}, {0xf825, 0x03}, {0xf826, 0xff},
146 {0xf827, 0x06}, {0xf828, 0xff}, {0xf829, 0x03}, {0xf82a, 0xff},
147 {0xf82b, 0x0c}, {0xf82c, 0xfd}, {0xf82d, 0x01}, {0xf82e, 0x00},
148 {0xf830, 0x00}, {0xf831, 0x47}, {0xf832, 0x00}, {0xf833, 0x00},
149 {0xf850, 0x00}, {0xf851, 0x00}, {0xf852, 0x00}, {0xf853, 0x24},
150 {0xf854, 0x00}, {0xf855, 0x18}, {0xf856, 0x00}, {0xf857, 0x3c},
151 {0xf858, 0x00}, {0xf859, 0x0c}, {0xf85a, 0x00}, {0xf85b, 0x30},
152 {0xf85c, 0x00}, {0xf85d, 0x0c}, {0xf85e, 0x00}, {0xf85f, 0x30},
153 {0xf860, 0x00}, {0xf861, 0x48}, {0xf862, 0x01}, {0xf863, 0xdc},
154 {0xf864, 0xff}, {0xf865, 0x98}, {0xf866, 0xff}, {0xf867, 0xc0},
155 {0xf868, 0xff}, {0xf869, 0x70}, {0xf86c, 0xff}, {0xf86d, 0x00},
156 {0xf86a, 0xff}, {0xf86b, 0x48}, {0xf86e, 0xff}, {0xf86f, 0x00},
157 {0xf870, 0x01}, {0xf871, 0xdb}, {0xf872, 0x01}, {0xf873, 0xfa},
158 {0xf874, 0x01}, {0xf875, 0xdb}, {0xf876, 0x01}, {0xf877, 0xfa},
159 {0xf878, 0x0f}, {0xf879, 0x0f}, {0xf87a, 0xff}, {0xf87b, 0xff},
160 {0xf800, 0x03}
161};
162static const struct ucbus_write_cmd icx098bq_start_1[] = {
163 {0xf5f0, 0x00}, {0xf5f1, 0xcd}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
164 {0xf5f4, 0xc0},
165 {0xf5f0, 0x49}, {0xf5f1, 0xcd}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
166 {0xf5f4, 0xc0},
167 {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
168 {0xf5f9, 0x00}
169};
170
171static const struct ucbus_write_cmd icx098bq_start_2[] = {
172 {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x82}, {0xf806, 0x00},
173 {0xf807, 0x7f}, {0xf800, 0x03},
174 {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x40}, {0xf806, 0x00},
175 {0xf807, 0x7f}, {0xf800, 0x03},
176 {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0xcf}, {0xf806, 0xd0},
177 {0xf807, 0x7f}, {0xf800, 0x03},
178 {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x00}, {0xf806, 0x00},
179 {0xf807, 0x7f}, {0xf800, 0x03}
180};
181
182static const struct ucbus_write_cmd lz24bp_start_0[] = {
183 {0x0354, 0x00}, {0x03fa, 0x00}, {0xf800, 0x02}, {0xf801, 0xbe},
184 {0xf802, 0xc6}, {0xf804, 0x00}, {0xf808, 0x00}, {0xf809, 0x06},
185 {0xf80a, 0x01}, {0xf80b, 0xfe}, {0xf807, 0x84}, {0xf80c, 0x02},
186 {0xf80d, 0xf7}, {0xf80e, 0x03}, {0xf80f, 0x0b}, {0xf81c, 0x00},
187 {0xf81d, 0x49}, {0xf81e, 0x03}, {0xf81f, 0x0b}, {0xf83a, 0x00},
188 {0xf83b, 0x01}, {0xf83c, 0x00}, {0xf83d, 0x6b}, {0xf810, 0x03},
189 {0xf811, 0x10}, {0xf812, 0x02}, {0xf813, 0x6f}, {0xf803, 0x00},
190 {0xf814, 0x00}, {0xf815, 0x44}, {0xf816, 0x00}, {0xf817, 0x48},
191 {0xf818, 0x00}, {0xf819, 0x25}, {0xf81a, 0x00}, {0xf81b, 0x3c},
192 {0xf82f, 0x03}, {0xf820, 0xff}, {0xf821, 0x0d}, {0xf822, 0xff},
193 {0xf823, 0x07}, {0xf824, 0xfd}, {0xf825, 0x07}, {0xf826, 0xf0},
194 {0xf827, 0x0c}, {0xf828, 0xff}, {0xf829, 0x03}, {0xf82a, 0xff},
195 {0xf82b, 0x0c}, {0xf82c, 0xfc}, {0xf82d, 0x01}, {0xf82e, 0x00},
196 {0xf830, 0x00}, {0xf831, 0x47}, {0xf832, 0x00}, {0xf833, 0x00},
197 {0xf850, 0x00}, {0xf851, 0x00}, {0xf852, 0x00}, {0xf853, 0x24},
198 {0xf854, 0x00}, {0xf855, 0x0c}, {0xf856, 0x00}, {0xf857, 0x30},
199 {0xf858, 0x00}, {0xf859, 0x18}, {0xf85a, 0x00}, {0xf85b, 0x3c},
200 {0xf85c, 0x00}, {0xf85d, 0x18}, {0xf85e, 0x00}, {0xf85f, 0x3c},
201 {0xf860, 0xff}, {0xf861, 0x37}, {0xf862, 0xff}, {0xf863, 0x1d},
202 {0xf864, 0xff}, {0xf865, 0x98}, {0xf866, 0xff}, {0xf867, 0xc0},
203 {0xf868, 0x00}, {0xf869, 0x37}, {0xf86c, 0x02}, {0xf86d, 0x1d},
204 {0xf86a, 0x00}, {0xf86b, 0x37}, {0xf86e, 0x02}, {0xf86f, 0x1d},
205 {0xf870, 0x01}, {0xf871, 0xc6}, {0xf872, 0x02}, {0xf873, 0x04},
206 {0xf874, 0x01}, {0xf875, 0xc6}, {0xf876, 0x02}, {0xf877, 0x04},
207 {0xf878, 0x0f}, {0xf879, 0x0f}, {0xf87a, 0xff}, {0xf87b, 0xff},
208 {0xf800, 0x03}
209};
210static const struct ucbus_write_cmd lz24bp_start_1_gen[] = {
211 {0xf5f0, 0x00}, {0xf5f1, 0xff}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
212 {0xf5f4, 0xb3},
213 {0xf5f0, 0x40}, {0xf5f1, 0xff}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
214 {0xf5f4, 0xb3},
215 {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
216 {0xf5f9, 0x00}
217};
218
219static const struct ucbus_write_cmd lz24bp_start_1_clm[] = {
220 {0xf5f0, 0x00}, {0xf5f1, 0xff}, {0xf5f2, 0x88}, {0xf5f3, 0x88},
221 {0xf5f4, 0xc0},
222 {0xf5f0, 0x40}, {0xf5f1, 0xff}, {0xf5f2, 0x88}, {0xf5f3, 0x88},
223 {0xf5f4, 0xc0},
224 {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
225 {0xf5f9, 0x00}
226};
227
228static const struct ucbus_write_cmd lz24bp_start_2[] = {
229 {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x80}, {0xf806, 0x00},
230 {0xf807, 0x7f}, {0xf800, 0x03},
231 {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x4e}, {0xf806, 0x00},
232 {0xf807, 0x7f}, {0xf800, 0x03},
233 {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0xc0}, {0xf806, 0x48},
234 {0xf807, 0x7f}, {0xf800, 0x03},
235 {0xf800, 0x02}, {0xf807, 0xff}, {0xf805, 0x00}, {0xf806, 0x00},
236 {0xf807, 0x7f}, {0xf800, 0x03}
237};
238
239static const struct ucbus_write_cmd mi0360_start_0[] = {
240 {0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0xcc}, {0xf333, 0xcc},
241 {0xf334, 0xcc}, {0xf335, 0xcc}, {0xf33f, 0x00}
242};
243static const struct i2c_write_cmd mi0360_init_23[] = {
244 {0x30, 0x0040}, /* reserved - def 0x0005 */
245 {0x31, 0x0000}, /* reserved - def 0x002a */
246 {0x34, 0x0100}, /* reserved - def 0x0100 */
247 {0x3d, 0x068f}, /* reserved - def 0x068f */
248};
249static const struct i2c_write_cmd mi0360_init_24[] = {
250 {0x03, 0x01e5}, /* window height */
251 {0x04, 0x0285}, /* window width */
252};
253static const struct i2c_write_cmd mi0360_init_25[] = {
254 {0x35, 0x0020}, /* global gain */
255 {0x2b, 0x0020}, /* green1 gain */
256 {0x2c, 0x002a}, /* blue gain */
257 {0x2d, 0x0028}, /* red gain */
258 {0x2e, 0x0020}, /* green2 gain */
259};
260static const struct ucbus_write_cmd mi0360_start_1[] = {
261 {0xf5f0, 0x11}, {0xf5f1, 0x99}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
262 {0xf5f4, 0xa6},
263 {0xf5f0, 0x51}, {0xf5f1, 0x99}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
264 {0xf5f4, 0xa6},
265 {0xf5fa, 0x00}, {0xf5f6, 0x00}, {0xf5f7, 0x00}, {0xf5f8, 0x00},
266 {0xf5f9, 0x00}
267};
268static const struct i2c_write_cmd mi0360_start_2[] = {
269 {0x62, 0x041d}, /* reserved - def 0x0418 */
270};
271static const struct i2c_write_cmd mi0360_start_3[] = {
272 {0x05, 0x007b}, /* horiz blanking */
273};
274static const struct i2c_write_cmd mi0360_start_4[] = {
275 {0x05, 0x03f5}, /* horiz blanking */
276};
277
278static const struct i2c_write_cmd mt9v111_init_0[] = {
279 {0x01, 0x0001}, /* select IFP/SOC registers */
280 {0x06, 0x300c}, /* operating mode control */
281 {0x08, 0xcc00}, /* output format control (RGB) */
282 {0x01, 0x0004}, /* select sensor core registers */
283};
284static const struct i2c_write_cmd mt9v111_init_1[] = {
285 {0x03, 0x01e5}, /* window height */
286 {0x04, 0x0285}, /* window width */
287};
288static const struct i2c_write_cmd mt9v111_init_2[] = {
289 {0x30, 0x7800},
290 {0x31, 0x0000},
291 {0x07, 0x3002}, /* output control */
292 {0x35, 0x0020}, /* global gain */
293 {0x2b, 0x0020}, /* green1 gain */
294 {0x2c, 0x0020}, /* blue gain */
295 {0x2d, 0x0020}, /* red gain */
296 {0x2e, 0x0020}, /* green2 gain */
297};
298static const struct ucbus_write_cmd mt9v111_start_1[] = {
299 {0xf5f0, 0x11}, {0xf5f1, 0x96}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
300 {0xf5f4, 0xaa},
301 {0xf5f0, 0x51}, {0xf5f1, 0x96}, {0xf5f2, 0x80}, {0xf5f3, 0x80},
302 {0xf5f4, 0xaa},
303 {0xf5fa, 0x00}, {0xf5f6, 0x0a}, {0xf5f7, 0x0a}, {0xf5f8, 0x0a},
304 {0xf5f9, 0x0a}
305};
306static const struct i2c_write_cmd mt9v111_init_3[] = {
307 {0x62, 0x0405},
308};
309static const struct i2c_write_cmd mt9v111_init_4[] = {
310/* {0x05, 0x00ce}, */
311 {0x05, 0x005d}, /* horizontal blanking */
312};
313
314static const struct ucbus_write_cmd ov7660_start_0[] = {
315 {0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0x00}, {0xf333, 0xc0},
316 {0xf334, 0x39}, {0xf335, 0xe7}, {0xf33f, 0x03}
317};
318
319static const struct ucbus_write_cmd ov9630_start_0[] = {
320 {0x0354, 0x00}, {0x03fa, 0x00}, {0xf332, 0x00}, {0xf333, 0x00},
321 {0xf334, 0x3e}, {0xf335, 0xf8}, {0xf33f, 0x03}
322};
323
324/* start parameters indexed by [sensor][mode] */
325static const struct cap_s {
326 u8 cc_sizeid;
327 u8 cc_bytes[32];
328} capconfig[4][2] = {
329 [SENSOR_ICX098BQ] = {
330 {2, /* Bayer 320x240 */
331 {0x05, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee,
332 0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
333 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0,
334 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
335 {4, /* Bayer 640x480 */
336 {0x01, 0x1f, 0x20, 0x0e, 0x00, 0x9f, 0x02, 0xee,
337 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
338 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
339 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
340 },
341 [SENSOR_LZ24BP] = {
342 {2, /* Bayer 320x240 */
343 {0x05, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xee,
344 0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
345 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
346 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
347 {4, /* Bayer 640x480 */
348 {0x01, 0x22, 0x20, 0x0e, 0x00, 0xa2, 0x02, 0xee,
349 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
350 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
351 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
352 },
353 [SENSOR_MI0360] = {
354 {2, /* Bayer 320x240 */
355 {0x05, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
356 0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
357 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
358 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
359 {4, /* Bayer 640x480 */
360 {0x01, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
361 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
362 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
363 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
364 },
365 [SENSOR_MT9V111] = {
366 {2, /* Bayer 320x240 */
367 {0x05, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
368 0x01, 0x01, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
369 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
370 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
371 {4, /* Bayer 640x480 */
372 {0x01, 0x02, 0x20, 0x01, 0x20, 0x82, 0x02, 0xe1,
373 0x01, 0x02, 0x00, 0x08, 0x18, 0x12, 0x78, 0xc8,
374 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
375 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00} },
376 },
377};
378
379struct sensor_s {
380 const char *name;
381 u8 i2c_addr;
382 u8 i2c_dum;
383 u8 gpio[5];
384 u8 cmd_len;
385 const struct ucbus_write_cmd *cmd;
386};
387
388static const struct sensor_s sensor_tb[] = {
389 [SENSOR_ICX098BQ] = {
390 "icx098bp",
391 0x00, 0x00,
392 {0,
393 SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
394 SQ930_GPIO_DFL_I2C_SDA,
395 0,
396 SQ930_GPIO_RSTBAR
397 },
398 8, icx098bq_start_0
399 },
400 [SENSOR_LZ24BP] = {
401 "lz24bp",
402 0x00, 0x00,
403 {0,
404 SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
405 SQ930_GPIO_DFL_I2C_SDA,
406 0,
407 SQ930_GPIO_RSTBAR
408 },
409 8, lz24bp_start_0
410 },
411 [SENSOR_MI0360] = {
412 "mi0360",
413 0x5d, 0x80,
414 {SQ930_GPIO_RSTBAR,
415 SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
416 SQ930_GPIO_DFL_I2C_SDA,
417 0,
418 0
419 },
420 7, mi0360_start_0
421 },
422 [SENSOR_MT9V111] = {
423 "mt9v111",
424 0x5c, 0x7f,
425 {SQ930_GPIO_RSTBAR,
426 SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
427 SQ930_GPIO_DFL_I2C_SDA,
428 0,
429 0
430 },
431 7, mi0360_start_0
432 },
433 [SENSOR_OV7660] = {
434 "ov7660",
435 0x21, 0x00,
436 {0,
437 SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
438 SQ930_GPIO_DFL_I2C_SDA,
439 0,
440 SQ930_GPIO_RSTBAR
441 },
442 7, ov7660_start_0
443 },
444 [SENSOR_OV9630] = {
445 "ov9630",
446 0x30, 0x00,
447 {0,
448 SQ930_GPIO_DFL_I2C_SDA | SQ930_GPIO_DFL_I2C_SCL,
449 SQ930_GPIO_DFL_I2C_SDA,
450 0,
451 SQ930_GPIO_RSTBAR
452 },
453 7, ov9630_start_0
454 },
455};
456
457static void reg_r(struct gspca_dev *gspca_dev,
458 u16 value, int len)
459{
460 int ret;
461
462 if (gspca_dev->usb_err < 0)
463 return;
464 ret = usb_control_msg(gspca_dev->dev,
465 usb_rcvctrlpipe(gspca_dev->dev, 0),
466 0x0c,
467 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
468 value, 0, gspca_dev->usb_buf, len,
469 500);
470 if (ret < 0) {
471 err("reg_r %04x failed %d", value, ret);
472 gspca_dev->usb_err = ret;
473 }
474}
475
476static void reg_w(struct gspca_dev *gspca_dev, u16 value, u16 index)
477{
478 int ret;
479
480 if (gspca_dev->usb_err < 0)
481 return;
482 PDEBUG(D_USBO, "reg_w v: %04x i: %04x", value, index);
483 ret = usb_control_msg(gspca_dev->dev,
484 usb_sndctrlpipe(gspca_dev->dev, 0),
485 0x0c, /* request */
486 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
487 value, index, NULL, 0,
488 500);
489 msleep(30);
490 if (ret < 0) {
491 err("reg_w %04x %04x failed %d", value, index, ret);
492 gspca_dev->usb_err = ret;
493 }
494}
495
496static void reg_wb(struct gspca_dev *gspca_dev, u16 value, u16 index,
497 const u8 *data, int len)
498{
499 int ret;
500
501 if (gspca_dev->usb_err < 0)
502 return;
503 PDEBUG(D_USBO, "reg_wb v: %04x i: %04x %02x...%02x",
504 value, index, *data, data[len - 1]);
505 memcpy(gspca_dev->usb_buf, data, len);
506 ret = usb_control_msg(gspca_dev->dev,
507 usb_sndctrlpipe(gspca_dev->dev, 0),
508 0x0c, /* request */
509 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
510 value, index, gspca_dev->usb_buf, len,
511 1000);
512 msleep(30);
513 if (ret < 0) {
514 err("reg_wb %04x %04x failed %d", value, index, ret);
515 gspca_dev->usb_err = ret;
516 }
517}
518
519static void i2c_write(struct sd *sd,
520 const struct i2c_write_cmd *cmd,
521 int ncmds)
522{
523 struct gspca_dev *gspca_dev = &sd->gspca_dev;
524 const struct sensor_s *sensor;
525 u16 val, idx;
526 u8 *buf;
527 int ret;
528
529 if (gspca_dev->usb_err < 0)
530 return;
531
532 sensor = &sensor_tb[sd->sensor];
533
534 val = (sensor->i2c_addr << 8) | SQ930_CTRL_I2C_IO;
535 idx = (cmd->val & 0xff00) | cmd->reg;
536
537 buf = gspca_dev->usb_buf;
538 *buf++ = sensor->i2c_dum;
539 *buf++ = cmd->val;
540
541 while (--ncmds > 0) {
542 cmd++;
543 *buf++ = cmd->reg;
544 *buf++ = cmd->val >> 8;
545 *buf++ = sensor->i2c_dum;
546 *buf++ = cmd->val;
547 }
548
549 PDEBUG(D_USBO, "i2c_w v: %04x i: %04x %02x...%02x",
550 val, idx, gspca_dev->usb_buf[0], buf[-1]);
551 ret = usb_control_msg(gspca_dev->dev,
552 usb_sndctrlpipe(gspca_dev->dev, 0),
553 0x0c, /* request */
554 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
555 val, idx,
556 gspca_dev->usb_buf, buf - gspca_dev->usb_buf,
557 500);
558 if (ret < 0) {
559 err("i2c_write failed %d", ret);
560 gspca_dev->usb_err = ret;
561 }
562}
563
564static void ucbus_write(struct gspca_dev *gspca_dev,
565 const struct ucbus_write_cmd *cmd,
566 int ncmds,
567 int batchsize)
568{
569 u8 *buf;
570 u16 val, idx;
571 int len, ret;
572
573 if (gspca_dev->usb_err < 0)
574 return;
575
576#ifdef GSPCA_DEBUG
577 if ((batchsize - 1) * 3 > USB_BUF_SZ) {
578 err("Bug: usb_buf overflow");
579 gspca_dev->usb_err = -ENOMEM;
580 return;
581 }
582#endif
583
584 for (;;) {
585 len = ncmds;
586 if (len > batchsize)
587 len = batchsize;
588 ncmds -= len;
589
590 val = (cmd->bw_addr << 8) | SQ930_CTRL_UCBUS_IO;
591 idx = (cmd->bw_data << 8) | (cmd->bw_addr >> 8);
592
593 buf = gspca_dev->usb_buf;
594 while (--len > 0) {
595 cmd++;
596 *buf++ = cmd->bw_addr;
597 *buf++ = cmd->bw_addr >> 8;
598 *buf++ = cmd->bw_data;
599 }
600 if (buf != gspca_dev->usb_buf)
601 PDEBUG(D_USBO, "ucbus v: %04x i: %04x %02x...%02x",
602 val, idx,
603 gspca_dev->usb_buf[0], buf[-1]);
604 else
605 PDEBUG(D_USBO, "ucbus v: %04x i: %04x",
606 val, idx);
607 ret = usb_control_msg(gspca_dev->dev,
608 usb_sndctrlpipe(gspca_dev->dev, 0),
609 0x0c, /* request */
610 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
611 val, idx,
612 gspca_dev->usb_buf, buf - gspca_dev->usb_buf,
613 500);
614 if (ret < 0) {
615 err("ucbus_write failed %d", ret);
616 gspca_dev->usb_err = ret;
617 return;
618 }
619 msleep(30);
620 if (ncmds <= 0)
621 break;
622 cmd++;
623 }
624}
625
626static void gpio_set(struct sd *sd, u16 val, u16 mask)
627{
628 struct gspca_dev *gspca_dev = &sd->gspca_dev;
629
630 if (mask & 0x00ff) {
631 sd->gpio[0] &= ~mask;
632 sd->gpio[0] |= val;
633 reg_w(gspca_dev, 0x0100 | SQ930_CTRL_GPIO,
634 ~sd->gpio[0] << 8);
635 }
636 mask >>= 8;
637 val >>= 8;
638 if (mask) {
639 sd->gpio[1] &= ~mask;
640 sd->gpio[1] |= val;
641 reg_w(gspca_dev, 0x0300 | SQ930_CTRL_GPIO,
642 ~sd->gpio[1] << 8);
643 }
644}
645
646static void gpio_init(struct sd *sd,
647 const u8 *gpio)
648{
649 gpio_set(sd, *gpio++, 0x000f);
650 gpio_set(sd, *gpio++, 0x000f);
651 gpio_set(sd, *gpio++, 0x000f);
652 gpio_set(sd, *gpio++, 0x000f);
653 gpio_set(sd, *gpio, 0x000f);
654}
655
656static void bridge_init(struct sd *sd)
657{
658 static const struct ucbus_write_cmd clkfreq_cmd = {
659 0xf031, 0 /* SQ930_CLKFREQ_60MHZ */
660 };
661
662 ucbus_write(&sd->gspca_dev, &clkfreq_cmd, 1, 1);
663
664 gpio_set(sd, SQ930_GPIO_POWER, 0xff00);
665}
666
667static void cmos_probe(struct gspca_dev *gspca_dev)
668{
669 struct sd *sd = (struct sd *) gspca_dev;
670 int i;
671 const struct sensor_s *sensor;
672 static const u8 probe_order[] = {
673/* SENSOR_LZ24BP, (tested as ccd) */
674 SENSOR_OV9630,
675 SENSOR_MI0360,
676 SENSOR_OV7660,
677 SENSOR_MT9V111,
678 };
679
680 for (i = 0; i < ARRAY_SIZE(probe_order); i++) {
681 sensor = &sensor_tb[probe_order[i]];
682 ucbus_write(&sd->gspca_dev, sensor->cmd, sensor->cmd_len, 8);
683 gpio_init(sd, sensor->gpio);
684 msleep(100);
685 reg_r(gspca_dev, (sensor->i2c_addr << 8) | 0x001c, 1);
686 msleep(100);
687 if (gspca_dev->usb_buf[0] != 0)
688 break;
689 }
690 if (i >= ARRAY_SIZE(probe_order)) {
691 err("Unknown sensor");
692 gspca_dev->usb_err = -EINVAL;
693 return;
694 }
695 sd->sensor = probe_order[i];
696 switch (sd->sensor) {
697 case SENSOR_OV7660:
698 case SENSOR_OV9630:
699 err("Sensor %s not yet treated", sensor_tb[sd->sensor].name);
700 gspca_dev->usb_err = -EINVAL;
701 break;
702 }
703}
704
705static void mt9v111_init(struct gspca_dev *gspca_dev)
706{
707 int i, nwait;
708 static const u8 cmd_001b[] = {
709 0x00, 0x3b, 0xf6, 0x01, 0x03, 0x02, 0x00, 0x00,
710 0x00, 0x00, 0x00
711 };
712 static const u8 cmd_011b[][7] = {
713 {0x10, 0x01, 0x66, 0x08, 0x00, 0x00, 0x00},
714 {0x01, 0x00, 0x1a, 0x04, 0x00, 0x00, 0x00},
715 {0x20, 0x00, 0x10, 0x04, 0x00, 0x00, 0x00},
716 {0x02, 0x01, 0xae, 0x01, 0x00, 0x00, 0x00},
717 };
718
719 reg_wb(gspca_dev, 0x001b, 0x0000, cmd_001b, sizeof cmd_001b);
720 for (i = 0; i < ARRAY_SIZE(cmd_011b); i++) {
721 reg_wb(gspca_dev, 0x001b, 0x0000, cmd_011b[i],
722 ARRAY_SIZE(cmd_011b[0]));
723 msleep(400);
724 nwait = 20;
725 for (;;) {
726 reg_r(gspca_dev, 0x031b, 1);
727 if (gspca_dev->usb_buf[0] == 0
728 || gspca_dev->usb_err != 0)
729 break;
730 if (--nwait < 0) {
731 PDEBUG(D_PROBE, "mt9v111_init timeout");
732 gspca_dev->usb_err = -ETIME;
733 return;
734 }
735 msleep(50);
736 }
737 }
738}
739
740static void global_init(struct sd *sd, int first_time)
741{
742 switch (sd->sensor) {
743 case SENSOR_ICX098BQ:
744 if (first_time)
745 ucbus_write(&sd->gspca_dev,
746 icx098bq_start_0,
747 8, 8);
748 gpio_init(sd, sensor_tb[sd->sensor].gpio);
749 break;
750 case SENSOR_LZ24BP:
751 if (sd->type != Creative_live_motion)
752 gpio_set(sd, SQ930_GPIO_EXTRA1, 0x00ff);
753 else
754 gpio_set(sd, 0, 0x00ff);
755 msleep(50);
756 if (first_time)
757 ucbus_write(&sd->gspca_dev,
758 lz24bp_start_0,
759 8, 8);
760 gpio_init(sd, sensor_tb[sd->sensor].gpio);
761 break;
762 case SENSOR_MI0360:
763 if (first_time)
764 ucbus_write(&sd->gspca_dev,
765 mi0360_start_0,
766 ARRAY_SIZE(mi0360_start_0),
767 8);
768 gpio_init(sd, sensor_tb[sd->sensor].gpio);
769 gpio_set(sd, SQ930_GPIO_EXTRA2, SQ930_GPIO_EXTRA2);
770 break;
771 default:
772/* case SENSOR_MT9V111: */
773 if (first_time)
774 mt9v111_init(&sd->gspca_dev);
775 else
776 gpio_init(sd, sensor_tb[sd->sensor].gpio);
777 break;
778 }
779}
780
781static void lz24bp_ppl(struct sd *sd, u16 ppl)
782{
783 struct ucbus_write_cmd cmds[2] = {
784 {0xf810, ppl >> 8},
785 {0xf811, ppl}
786 };
787
788 ucbus_write(&sd->gspca_dev, cmds, ARRAY_SIZE(cmds), 2);
789}
790
791static void setexposure(struct gspca_dev *gspca_dev)
792{
793 struct sd *sd = (struct sd *) gspca_dev;
794 int i, integclks, intstartclk, frameclks, min_frclk;
795 const struct sensor_s *sensor;
796 u16 cmd;
797 u8 buf[15];
798
799 integclks = sd->expo;
800 i = 0;
801 cmd = SQ930_CTRL_SET_EXPOSURE;
802
803 switch (sd->sensor) {
804 case SENSOR_ICX098BQ: /* ccd */
805 case SENSOR_LZ24BP:
806 min_frclk = sd->sensor == SENSOR_ICX098BQ ? 0x210 : 0x26f;
807 if (integclks >= min_frclk) {
808 intstartclk = 0;
809 frameclks = integclks;
810 } else {
811 intstartclk = min_frclk - integclks;
812 frameclks = min_frclk;
813 }
814 buf[i++] = intstartclk >> 8;
815 buf[i++] = intstartclk;
816 buf[i++] = frameclks >> 8;
817 buf[i++] = frameclks;
818 buf[i++] = sd->gain;
819 break;
820 default: /* cmos */
821/* case SENSOR_MI0360: */
822/* case SENSOR_MT9V111: */
823 cmd |= 0x0100;
824 sensor = &sensor_tb[sd->sensor];
825 buf[i++] = sensor->i2c_addr; /* i2c_slave_addr */
826 buf[i++] = 0x08; /* 2 * ni2c */
827 buf[i++] = 0x09; /* reg = shutter width */
828 buf[i++] = integclks >> 8; /* val H */
829 buf[i++] = sensor->i2c_dum;
830 buf[i++] = integclks; /* val L */
831 buf[i++] = 0x35; /* reg = global gain */
832 buf[i++] = 0x00; /* val H */
833 buf[i++] = sensor->i2c_dum;
834 buf[i++] = 0x80 + sd->gain / 2; /* val L */
835 buf[i++] = 0x00;
836 buf[i++] = 0x00;
837 buf[i++] = 0x00;
838 buf[i++] = 0x00;
839 buf[i++] = 0x83;
840 break;
841 }
842 reg_wb(gspca_dev, cmd, 0, buf, i);
843}
844
845/* This function is called at probe time just before sd_init */
846static int sd_config(struct gspca_dev *gspca_dev,
847 const struct usb_device_id *id)
848{
849 struct sd *sd = (struct sd *) gspca_dev;
850 struct cam *cam = &gspca_dev->cam;
851
852 sd->sensor = id->driver_info >> 8;
853 sd->type = id->driver_info;
854
855 cam->cam_mode = vga_mode;
856 cam->nmodes = ARRAY_SIZE(vga_mode);
857
858 cam->bulk = 1;
859
860 sd->gain = GAIN_DEF;
861 sd->expo = EXPO_DEF;
862
863 return 0;
864}
865
866/* this function is called at probe and resume time */
867static int sd_init(struct gspca_dev *gspca_dev)
868{
869 struct sd *sd = (struct sd *) gspca_dev;
870
871 sd->gpio[0] = sd->gpio[1] = 0xff; /* force gpio rewrite */
872
873/*fixme: is this needed for icx098bp and mi0360?
874 if (sd->sensor != SENSOR_LZ24BP)
875 reg_w(gspca_dev, SQ930_CTRL_RESET, 0x0000);
876 */
877
878 reg_r(gspca_dev, SQ930_CTRL_GET_DEV_INFO, 8);
879 if (gspca_dev->usb_err < 0)
880 return gspca_dev->usb_err;
881
882/* it returns:
883 * 03 00 12 93 0b f6 c9 00 live! ultra
884 * 03 00 07 93 0b f6 ca 00 live! ultra for notebook
885 * 03 00 12 93 0b fe c8 00 Trust WB-3500T
886 * 02 00 06 93 0b fe c8 00 Joy-IT 318S
887 * 03 00 12 93 0b f6 cf 00 icam tracer - sensor icx098bq
888 * 02 00 12 93 0b fe cf 00 ProQ Motion Webcam
889 *
890 * byte
891 * 0: 02 = usb 1.0 (12Mbit) / 03 = usb2.0 (480Mbit)
892 * 1: 00
893 * 2: 06 / 07 / 12 = mode webcam? firmware??
894 * 3: 93 chip = 930b (930b or 930c)
895 * 4: 0b
896 * 5: f6 = cdd (icx098bq, lz24bp) / fe or de = cmos (i2c) (other sensors)
897 * 6: c8 / c9 / ca / cf = mode webcam?, sensor? webcam?
898 * 7: 00
899 */
900 PDEBUG(D_PROBE, "info: %02x %02x %02x %02x %02x %02x %02x %02x",
901 gspca_dev->usb_buf[0],
902 gspca_dev->usb_buf[1],
903 gspca_dev->usb_buf[2],
904 gspca_dev->usb_buf[3],
905 gspca_dev->usb_buf[4],
906 gspca_dev->usb_buf[5],
907 gspca_dev->usb_buf[6],
908 gspca_dev->usb_buf[7]);
909
910 bridge_init(sd);
911
912 if (sd->sensor == SENSOR_MI0360) {
913
914 /* no sensor probe for icam tracer */
915 if (gspca_dev->usb_buf[5] == 0xf6) /* if ccd */
916 sd->sensor = SENSOR_ICX098BQ;
917 else
918 cmos_probe(gspca_dev);
919 }
920 if (gspca_dev->usb_err >= 0) {
921 PDEBUG(D_PROBE, "Sensor %s", sensor_tb[sd->sensor].name);
922 global_init(sd, 1);
923 }
924 return gspca_dev->usb_err;
925}
926
927/* send the start/stop commands to the webcam */
928static void send_start(struct gspca_dev *gspca_dev)
929{
930 struct sd *sd = (struct sd *) gspca_dev;
931 const struct cap_s *cap;
932 int mode;
933
934 mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
935 cap = &capconfig[sd->sensor][mode];
936 reg_wb(gspca_dev, 0x0900 | SQ930_CTRL_CAP_START,
937 0x0a00 | cap->cc_sizeid,
938 cap->cc_bytes, 32);
939}
940
941static void send_stop(struct gspca_dev *gspca_dev)
942{
943 reg_w(gspca_dev, SQ930_CTRL_CAP_STOP, 0);
944}
945
946/* function called at start time before URB creation */
947static int sd_isoc_init(struct gspca_dev *gspca_dev)
948{
949 struct sd *sd = (struct sd *) gspca_dev;
950
951 gspca_dev->cam.bulk_nurbs = 1; /* there must be one URB only */
952 sd->do_ctrl = 0;
953 gspca_dev->cam.bulk_size = gspca_dev->width * gspca_dev->height + 8;
954 return 0;
955}
956
957/* start the capture */
958static int sd_start(struct gspca_dev *gspca_dev)
959{
960 struct sd *sd = (struct sd *) gspca_dev;
961 int mode;
962
963 bridge_init(sd);
964 global_init(sd, 0);
965 msleep(100);
966
967 switch (sd->sensor) {
968 case SENSOR_ICX098BQ:
969 ucbus_write(gspca_dev, icx098bq_start_0,
970 ARRAY_SIZE(icx098bq_start_0),
971 8);
972 ucbus_write(gspca_dev, icx098bq_start_1,
973 ARRAY_SIZE(icx098bq_start_1),
974 5);
975 ucbus_write(gspca_dev, icx098bq_start_2,
976 ARRAY_SIZE(icx098bq_start_2),
977 6);
978 msleep(50);
979
980 /* 1st start */
981 send_start(gspca_dev);
982 gpio_set(sd, SQ930_GPIO_EXTRA2 | SQ930_GPIO_RSTBAR, 0x00ff);
983 msleep(70);
984 reg_w(gspca_dev, SQ930_CTRL_CAP_STOP, 0x0000);
985 gpio_set(sd, 0x7f, 0x00ff);
986
987 /* 2nd start */
988 send_start(gspca_dev);
989 gpio_set(sd, SQ930_GPIO_EXTRA2 | SQ930_GPIO_RSTBAR, 0x00ff);
990 goto out;
991 case SENSOR_LZ24BP:
992 ucbus_write(gspca_dev, lz24bp_start_0,
993 ARRAY_SIZE(lz24bp_start_0),
994 8);
995 if (sd->type != Creative_live_motion)
996 ucbus_write(gspca_dev, lz24bp_start_1_gen,
997 ARRAY_SIZE(lz24bp_start_1_gen),
998 5);
999 else
1000 ucbus_write(gspca_dev, lz24bp_start_1_clm,
1001 ARRAY_SIZE(lz24bp_start_1_clm),
1002 5);
1003 ucbus_write(gspca_dev, lz24bp_start_2,
1004 ARRAY_SIZE(lz24bp_start_2),
1005 6);
1006 mode = gspca_dev->cam.cam_mode[gspca_dev->curr_mode].priv;
1007 lz24bp_ppl(sd, mode == 1 ? 0x0564 : 0x0310);
1008 msleep(10);
1009 break;
1010 case SENSOR_MI0360:
1011 ucbus_write(gspca_dev, mi0360_start_0,
1012 ARRAY_SIZE(mi0360_start_0),
1013 8);
1014 i2c_write(sd, mi0360_init_23,
1015 ARRAY_SIZE(mi0360_init_23));
1016 i2c_write(sd, mi0360_init_24,
1017 ARRAY_SIZE(mi0360_init_24));
1018 i2c_write(sd, mi0360_init_25,
1019 ARRAY_SIZE(mi0360_init_25));
1020 ucbus_write(gspca_dev, mi0360_start_1,
1021 ARRAY_SIZE(mi0360_start_1),
1022 5);
1023 i2c_write(sd, mi0360_start_2,
1024 ARRAY_SIZE(mi0360_start_2));
1025 i2c_write(sd, mi0360_start_3,
1026 ARRAY_SIZE(mi0360_start_3));
1027
1028 /* 1st start */
1029 send_start(gspca_dev);
1030 msleep(60);
1031 send_stop(gspca_dev);
1032
1033 i2c_write(sd,
1034 mi0360_start_4, ARRAY_SIZE(mi0360_start_4));
1035 break;
1036 default:
1037/* case SENSOR_MT9V111: */
1038 ucbus_write(gspca_dev, mi0360_start_0,
1039 ARRAY_SIZE(mi0360_start_0),
1040 8);
1041 i2c_write(sd, mt9v111_init_0,
1042 ARRAY_SIZE(mt9v111_init_0));
1043 i2c_write(sd, mt9v111_init_1,
1044 ARRAY_SIZE(mt9v111_init_1));
1045 i2c_write(sd, mt9v111_init_2,
1046 ARRAY_SIZE(mt9v111_init_2));
1047 ucbus_write(gspca_dev, mt9v111_start_1,
1048 ARRAY_SIZE(mt9v111_start_1),
1049 5);
1050 i2c_write(sd, mt9v111_init_3,
1051 ARRAY_SIZE(mt9v111_init_3));
1052 i2c_write(sd, mt9v111_init_4,
1053 ARRAY_SIZE(mt9v111_init_4));
1054 break;
1055 }
1056
1057 send_start(gspca_dev);
1058out:
1059 msleep(1000);
1060
1061 if (sd->sensor == SENSOR_MT9V111)
1062 gpio_set(sd, SQ930_GPIO_DFL_LED, SQ930_GPIO_DFL_LED);
1063
1064 sd->do_ctrl = 1; /* set the exposure */
1065
1066 return gspca_dev->usb_err;
1067}
1068
1069static void sd_stopN(struct gspca_dev *gspca_dev)
1070{
1071 struct sd *sd = (struct sd *) gspca_dev;
1072
1073 if (sd->sensor == SENSOR_MT9V111)
1074 gpio_set(sd, 0, SQ930_GPIO_DFL_LED);
1075 send_stop(gspca_dev);
1076}
1077
1078/* function called when the application gets a new frame */
1079/* It sets the exposure if required and restart the bulk transfer. */
1080static void sd_dq_callback(struct gspca_dev *gspca_dev)
1081{
1082 struct sd *sd = (struct sd *) gspca_dev;
1083 int ret;
1084
1085 if (!sd->do_ctrl || gspca_dev->cam.bulk_nurbs != 0)
1086 return;
1087 sd->do_ctrl = 0;
1088
1089 setexposure(gspca_dev);
1090
1091 gspca_dev->cam.bulk_nurbs = 1;
1092 ret = usb_submit_urb(gspca_dev->urb[0], GFP_ATOMIC);
1093 if (ret < 0)
1094 err("sd_dq_callback() err %d", ret);
1095
1096 /* wait a little time, otherwise the webcam crashes */
1097 msleep(100);
1098}
1099
1100static void sd_pkt_scan(struct gspca_dev *gspca_dev,
1101 u8 *data, /* isoc packet */
1102 int len) /* iso packet length */
1103{
1104 struct sd *sd = (struct sd *) gspca_dev;
1105
1106 if (sd->do_ctrl)
1107 gspca_dev->cam.bulk_nurbs = 0;
1108 gspca_frame_add(gspca_dev, FIRST_PACKET, NULL, 0);
1109 gspca_frame_add(gspca_dev, INTER_PACKET, data, len - 8);
1110 gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
1111}
1112
1113static int sd_setgain(struct gspca_dev *gspca_dev, __s32 val)
1114{
1115 struct sd *sd = (struct sd *) gspca_dev;
1116
1117 sd->gain = val;
1118 if (gspca_dev->streaming)
1119 sd->do_ctrl = 1;
1120 return 0;
1121}
1122
1123static int sd_getgain(struct gspca_dev *gspca_dev, __s32 *val)
1124{
1125 struct sd *sd = (struct sd *) gspca_dev;
1126
1127 *val = sd->gain;
1128 return 0;
1129}
1130static int sd_setexpo(struct gspca_dev *gspca_dev, __s32 val)
1131{
1132 struct sd *sd = (struct sd *) gspca_dev;
1133
1134 sd->expo = val;
1135 if (gspca_dev->streaming)
1136 sd->do_ctrl = 1;
1137 return 0;
1138}
1139
1140static int sd_getexpo(struct gspca_dev *gspca_dev, __s32 *val)
1141{
1142 struct sd *sd = (struct sd *) gspca_dev;
1143
1144 *val = sd->expo;
1145 return 0;
1146}
1147
1148/* sub-driver description */
1149static const struct sd_desc sd_desc = {
1150 .name = MODULE_NAME,
1151 .ctrls = sd_ctrls,
1152 .nctrls = ARRAY_SIZE(sd_ctrls),
1153 .config = sd_config,
1154 .init = sd_init,
1155 .isoc_init = sd_isoc_init,
1156 .start = sd_start,
1157 .stopN = sd_stopN,
1158 .pkt_scan = sd_pkt_scan,
1159 .dq_callback = sd_dq_callback,
1160};
1161
1162/* Table of supported USB devices */
1163#define ST(sensor, type) \
1164 .driver_info = (SENSOR_ ## sensor << 8) \
1165 | (type)
1166static const struct usb_device_id device_table[] = {
1167 {USB_DEVICE(0x041e, 0x4038), ST(MI0360, 0)},
1168 {USB_DEVICE(0x041e, 0x403c), ST(LZ24BP, 0)},
1169 {USB_DEVICE(0x041e, 0x403d), ST(LZ24BP, 0)},
1170 {USB_DEVICE(0x041e, 0x4041), ST(LZ24BP, Creative_live_motion)},
1171 {USB_DEVICE(0x2770, 0x930b), ST(MI0360, 0)},
1172 {USB_DEVICE(0x2770, 0x930c), ST(MI0360, 0)},
1173 {}
1174};
1175MODULE_DEVICE_TABLE(usb, device_table);
1176
1177
1178/* -- device connect -- */
1179static int sd_probe(struct usb_interface *intf,
1180 const struct usb_device_id *id)
1181{
1182 return gspca_dev_probe(intf, id, &sd_desc, sizeof(struct sd),
1183 THIS_MODULE);
1184}
1185
1186static struct usb_driver sd_driver = {
1187 .name = MODULE_NAME,
1188 .id_table = device_table,
1189 .probe = sd_probe,
1190 .disconnect = gspca_disconnect,
1191#ifdef CONFIG_PM
1192 .suspend = gspca_suspend,
1193 .resume = gspca_resume,
1194#endif
1195};
1196
1197/* -- module insert / remove -- */
1198static int __init sd_mod_init(void)
1199{
1200 return usb_register(&sd_driver);
1201}
1202static void __exit sd_mod_exit(void)
1203{
1204 usb_deregister(&sd_driver);
1205}
1206
1207module_init(sd_mod_init);
1208module_exit(sd_mod_exit);
generated by cgit v1.2.2 (git 2.25.0) at 2025-03-17 10:30:11 -0400