]>
Commit | Line | Data |
---|---|---|
eb7b797b BS |
1 | /* |
2 | * Copyright (C) 2008-2009 QUALCOMM Incorporated. | |
3 | */ | |
4 | ||
5 | #include <linux/delay.h> | |
6 | #include <linux/types.h> | |
7 | #include <linux/i2c.h> | |
8 | #include <linux/uaccess.h> | |
9 | #include <linux/miscdevice.h> | |
10 | #include <linux/kernel.h> | |
11 | #include <media/msm_camera.h> | |
12 | #include <mach/gpio.h> | |
13 | #include <mach/camera.h> | |
14 | #include <asm/mach-types.h> | |
15 | #include "mt9t013.h" | |
16 | ||
17 | /*============================================================= | |
18 | SENSOR REGISTER DEFINES | |
19 | ==============================================================*/ | |
20 | #define MT9T013_REG_MODEL_ID 0x0000 | |
21 | #define MT9T013_MODEL_ID 0x2600 | |
22 | #define REG_GROUPED_PARAMETER_HOLD 0x0104 | |
23 | #define GROUPED_PARAMETER_HOLD 0x0100 | |
24 | #define GROUPED_PARAMETER_UPDATE 0x0000 | |
25 | #define REG_COARSE_INT_TIME 0x3012 | |
26 | #define REG_VT_PIX_CLK_DIV 0x0300 | |
27 | #define REG_VT_SYS_CLK_DIV 0x0302 | |
28 | #define REG_PRE_PLL_CLK_DIV 0x0304 | |
29 | #define REG_PLL_MULTIPLIER 0x0306 | |
30 | #define REG_OP_PIX_CLK_DIV 0x0308 | |
31 | #define REG_OP_SYS_CLK_DIV 0x030A | |
32 | #define REG_SCALE_M 0x0404 | |
33 | #define REG_FRAME_LENGTH_LINES 0x300A | |
34 | #define REG_LINE_LENGTH_PCK 0x300C | |
35 | #define REG_X_ADDR_START 0x3004 | |
36 | #define REG_Y_ADDR_START 0x3002 | |
37 | #define REG_X_ADDR_END 0x3008 | |
38 | #define REG_Y_ADDR_END 0x3006 | |
39 | #define REG_X_OUTPUT_SIZE 0x034C | |
40 | #define REG_Y_OUTPUT_SIZE 0x034E | |
41 | #define REG_FINE_INT_TIME 0x3014 | |
42 | #define REG_ROW_SPEED 0x3016 | |
43 | #define MT9T013_REG_RESET_REGISTER 0x301A | |
44 | #define MT9T013_RESET_REGISTER_PWON 0x10CC | |
45 | #define MT9T013_RESET_REGISTER_PWOFF 0x1008 /* 0x10C8 stop streaming*/ | |
46 | #define REG_READ_MODE 0x3040 | |
47 | #define REG_GLOBAL_GAIN 0x305E | |
48 | #define REG_TEST_PATTERN_MODE 0x3070 | |
49 | ||
50 | ||
51 | enum mt9t013_test_mode { | |
52 | TEST_OFF, | |
53 | TEST_1, | |
54 | TEST_2, | |
55 | TEST_3 | |
56 | }; | |
57 | ||
58 | enum mt9t013_resolution { | |
59 | QTR_SIZE, | |
60 | FULL_SIZE, | |
61 | INVALID_SIZE | |
62 | }; | |
63 | ||
64 | enum mt9t013_reg_update { | |
65 | REG_INIT, /* registers that need to be updated during initialization */ | |
66 | UPDATE_PERIODIC, /* registers that needs periodic I2C writes */ | |
67 | UPDATE_ALL, /* all registers will be updated */ | |
68 | UPDATE_INVALID | |
69 | }; | |
70 | ||
71 | enum mt9t013_setting { | |
72 | RES_PREVIEW, | |
73 | RES_CAPTURE | |
74 | }; | |
75 | ||
76 | /* actuator's Slave Address */ | |
77 | #define MT9T013_AF_I2C_ADDR 0x18 | |
78 | ||
79 | /* | |
80 | * AF Total steps parameters | |
81 | */ | |
82 | #define MT9T013_TOTAL_STEPS_NEAR_TO_FAR 30 | |
83 | ||
84 | /* | |
85 | * Time in milisecs for waiting for the sensor to reset. | |
86 | */ | |
87 | #define MT9T013_RESET_DELAY_MSECS 66 | |
88 | ||
89 | /* for 30 fps preview */ | |
90 | #define MT9T013_DEFAULT_CLOCK_RATE 24000000 | |
91 | #define MT9T013_DEFAULT_MAX_FPS 26 | |
92 | ||
93 | ||
94 | /* FIXME: Changes from here */ | |
95 | struct mt9t013_work { | |
96 | struct work_struct work; | |
97 | }; | |
98 | ||
99 | static struct mt9t013_work *mt9t013_sensorw; | |
100 | static struct i2c_client *mt9t013_client; | |
101 | ||
102 | struct mt9t013_ctrl { | |
103 | const struct msm_camera_sensor_info *sensordata; | |
104 | ||
105 | int sensormode; | |
106 | uint32_t fps_divider; /* init to 1 * 0x00000400 */ | |
107 | uint32_t pict_fps_divider; /* init to 1 * 0x00000400 */ | |
108 | ||
109 | uint16_t curr_lens_pos; | |
110 | uint16_t init_curr_lens_pos; | |
111 | uint16_t my_reg_gain; | |
112 | uint32_t my_reg_line_count; | |
113 | ||
114 | enum mt9t013_resolution prev_res; | |
115 | enum mt9t013_resolution pict_res; | |
116 | enum mt9t013_resolution curr_res; | |
117 | enum mt9t013_test_mode set_test; | |
118 | ||
119 | unsigned short imgaddr; | |
120 | }; | |
121 | ||
122 | ||
123 | static struct mt9t013_ctrl *mt9t013_ctrl; | |
124 | static DECLARE_WAIT_QUEUE_HEAD(mt9t013_wait_queue); | |
125 | DECLARE_MUTEX(mt9t013_sem); | |
126 | ||
127 | extern struct mt9t013_reg mt9t013_regs; /* from mt9t013_reg.c */ | |
128 | ||
129 | static int mt9t013_i2c_rxdata(unsigned short saddr, | |
130 | unsigned char *rxdata, int length) | |
131 | { | |
132 | struct i2c_msg msgs[] = { | |
133 | { | |
134 | .addr = saddr, | |
135 | .flags = 0, | |
136 | .len = 2, | |
137 | .buf = rxdata, | |
138 | }, | |
139 | { | |
140 | .addr = saddr, | |
141 | .flags = I2C_M_RD, | |
142 | .len = length, | |
143 | .buf = rxdata, | |
144 | }, | |
145 | }; | |
146 | ||
147 | if (i2c_transfer(mt9t013_client->adapter, msgs, 2) < 0) { | |
148 | pr_err("mt9t013_i2c_rxdata failed!\n"); | |
149 | return -EIO; | |
150 | } | |
151 | ||
152 | return 0; | |
153 | } | |
154 | ||
155 | static int32_t mt9t013_i2c_read_w(unsigned short saddr, | |
156 | unsigned short raddr, unsigned short *rdata) | |
157 | { | |
158 | int32_t rc = 0; | |
159 | unsigned char buf[4]; | |
160 | ||
161 | if (!rdata) | |
162 | return -EIO; | |
163 | ||
164 | memset(buf, 0, sizeof(buf)); | |
165 | ||
166 | buf[0] = (raddr & 0xFF00)>>8; | |
167 | buf[1] = (raddr & 0x00FF); | |
168 | ||
169 | rc = mt9t013_i2c_rxdata(saddr, buf, 2); | |
170 | if (rc < 0) | |
171 | return rc; | |
172 | ||
173 | *rdata = buf[0] << 8 | buf[1]; | |
174 | ||
175 | if (rc < 0) | |
176 | pr_err("mt9t013_i2c_read failed!\n"); | |
177 | ||
178 | return rc; | |
179 | } | |
180 | ||
181 | static int32_t mt9t013_i2c_txdata(unsigned short saddr, | |
182 | unsigned char *txdata, int length) | |
183 | { | |
184 | struct i2c_msg msg[] = { | |
185 | { | |
186 | .addr = saddr, | |
187 | .flags = 0, | |
188 | .len = length, | |
189 | .buf = txdata, | |
190 | }, | |
191 | }; | |
192 | ||
193 | if (i2c_transfer(mt9t013_client->adapter, msg, 1) < 0) { | |
194 | pr_err("mt9t013_i2c_txdata failed\n"); | |
195 | return -EIO; | |
196 | } | |
197 | ||
198 | return 0; | |
199 | } | |
200 | ||
201 | static int32_t mt9t013_i2c_write_b(unsigned short saddr, | |
202 | unsigned short waddr, unsigned short wdata) | |
203 | { | |
204 | int32_t rc = -EIO; | |
205 | unsigned char buf[2]; | |
206 | ||
207 | memset(buf, 0, sizeof(buf)); | |
208 | buf[0] = waddr; | |
209 | buf[1] = wdata; | |
210 | rc = mt9t013_i2c_txdata(saddr, buf, 2); | |
211 | ||
212 | if (rc < 0) | |
213 | pr_err("i2c_write failed, addr = 0x%x, val = 0x%x!\n", | |
214 | waddr, wdata); | |
215 | ||
216 | return rc; | |
217 | } | |
218 | ||
219 | static int32_t mt9t013_i2c_write_w(unsigned short saddr, | |
220 | unsigned short waddr, unsigned short wdata) | |
221 | { | |
222 | int32_t rc = -EIO; | |
223 | unsigned char buf[4]; | |
224 | ||
225 | memset(buf, 0, sizeof(buf)); | |
226 | buf[0] = (waddr & 0xFF00)>>8; | |
227 | buf[1] = (waddr & 0x00FF); | |
228 | buf[2] = (wdata & 0xFF00)>>8; | |
229 | buf[3] = (wdata & 0x00FF); | |
230 | ||
231 | rc = mt9t013_i2c_txdata(saddr, buf, 4); | |
232 | ||
233 | if (rc < 0) | |
234 | pr_err("i2c_write_w failed, addr = 0x%x, val = 0x%x!\n", | |
235 | waddr, wdata); | |
236 | ||
237 | return rc; | |
238 | } | |
239 | ||
240 | static int32_t mt9t013_i2c_write_w_table( | |
241 | struct mt9t013_i2c_reg_conf *reg_conf_tbl, int num_of_items_in_table) | |
242 | { | |
243 | int i; | |
244 | int32_t rc = -EIO; | |
245 | ||
246 | for (i = 0; i < num_of_items_in_table; i++) { | |
247 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
248 | reg_conf_tbl->waddr, reg_conf_tbl->wdata); | |
249 | if (rc < 0) | |
250 | break; | |
251 | reg_conf_tbl++; | |
252 | } | |
253 | ||
254 | return rc; | |
255 | } | |
256 | ||
257 | static int32_t mt9t013_test(enum mt9t013_test_mode mo) | |
258 | { | |
259 | int32_t rc = 0; | |
260 | ||
261 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
262 | REG_GROUPED_PARAMETER_HOLD, | |
263 | GROUPED_PARAMETER_HOLD); | |
264 | if (rc < 0) | |
265 | return rc; | |
266 | ||
267 | if (mo == TEST_OFF) | |
268 | return 0; | |
269 | else { | |
270 | rc = mt9t013_i2c_write_w_table(mt9t013_regs.ttbl, | |
271 | mt9t013_regs.ttbl_size); | |
272 | if (rc < 0) | |
273 | return rc; | |
274 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
275 | REG_TEST_PATTERN_MODE, (uint16_t)mo); | |
276 | if (rc < 0) | |
277 | return rc; | |
278 | } | |
279 | ||
280 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
281 | REG_GROUPED_PARAMETER_HOLD, | |
282 | GROUPED_PARAMETER_UPDATE); | |
283 | if (rc < 0) | |
284 | return rc; | |
285 | ||
286 | return rc; | |
287 | } | |
288 | ||
289 | static int32_t mt9t013_set_lc(void) | |
290 | { | |
291 | int32_t rc; | |
292 | ||
293 | rc = mt9t013_i2c_write_w_table(mt9t013_regs.lctbl, mt9t013_regs.lctbl_size); | |
294 | if (rc < 0) | |
295 | return rc; | |
296 | ||
297 | return rc; | |
298 | } | |
299 | ||
300 | static int32_t mt9t013_set_default_focus(uint8_t af_step) | |
301 | { | |
302 | int32_t rc = 0; | |
303 | uint8_t code_val_msb, code_val_lsb; | |
304 | code_val_msb = 0x01; | |
305 | code_val_lsb = af_step; | |
306 | ||
307 | /* Write the digital code for current to the actuator */ | |
308 | rc = mt9t013_i2c_write_b(MT9T013_AF_I2C_ADDR>>1, | |
309 | code_val_msb, code_val_lsb); | |
310 | ||
311 | mt9t013_ctrl->curr_lens_pos = 0; | |
312 | mt9t013_ctrl->init_curr_lens_pos = 0; | |
313 | return rc; | |
314 | } | |
315 | ||
316 | static void mt9t013_get_pict_fps(uint16_t fps, uint16_t *pfps) | |
317 | { | |
318 | /* input fps is preview fps in Q8 format */ | |
319 | uint32_t divider; /*Q10 */ | |
320 | uint32_t pclk_mult; /*Q10 */ | |
321 | ||
322 | if (mt9t013_ctrl->prev_res == QTR_SIZE) { | |
323 | divider = | |
324 | (uint32_t)( | |
325 | ((mt9t013_regs.reg_pat[RES_PREVIEW].frame_length_lines * | |
326 | mt9t013_regs.reg_pat[RES_PREVIEW].line_length_pck) * | |
327 | 0x00000400) / | |
328 | (mt9t013_regs.reg_pat[RES_CAPTURE].frame_length_lines * | |
329 | mt9t013_regs.reg_pat[RES_CAPTURE].line_length_pck)); | |
330 | ||
331 | pclk_mult = | |
332 | (uint32_t) ((mt9t013_regs.reg_pat[RES_CAPTURE].pll_multiplier * | |
333 | 0x00000400) / | |
334 | (mt9t013_regs.reg_pat[RES_PREVIEW].pll_multiplier)); | |
335 | ||
336 | } else { | |
337 | /* full size resolution used for preview. */ | |
338 | divider = 0x00000400; /*1.0 */ | |
339 | pclk_mult = 0x00000400; /*1.0 */ | |
340 | } | |
341 | ||
342 | /* Verify PCLK settings and frame sizes. */ | |
343 | *pfps = | |
344 | (uint16_t) (fps * divider * pclk_mult / | |
345 | 0x00000400 / 0x00000400); | |
346 | } | |
347 | ||
348 | static uint16_t mt9t013_get_prev_lines_pf(void) | |
349 | { | |
350 | if (mt9t013_ctrl->prev_res == QTR_SIZE) | |
351 | return mt9t013_regs.reg_pat[RES_PREVIEW].frame_length_lines; | |
352 | else | |
353 | return mt9t013_regs.reg_pat[RES_CAPTURE].frame_length_lines; | |
354 | } | |
355 | ||
356 | static uint16_t mt9t013_get_prev_pixels_pl(void) | |
357 | { | |
358 | if (mt9t013_ctrl->prev_res == QTR_SIZE) | |
359 | return mt9t013_regs.reg_pat[RES_PREVIEW].line_length_pck; | |
360 | else | |
361 | return mt9t013_regs.reg_pat[RES_CAPTURE].line_length_pck; | |
362 | } | |
363 | ||
364 | static uint16_t mt9t013_get_pict_lines_pf(void) | |
365 | { | |
366 | return mt9t013_regs.reg_pat[RES_CAPTURE].frame_length_lines; | |
367 | } | |
368 | ||
369 | static uint16_t mt9t013_get_pict_pixels_pl(void) | |
370 | { | |
371 | return mt9t013_regs.reg_pat[RES_CAPTURE].line_length_pck; | |
372 | } | |
373 | ||
374 | static uint32_t mt9t013_get_pict_max_exp_lc(void) | |
375 | { | |
376 | uint16_t snapshot_lines_per_frame; | |
377 | ||
378 | if (mt9t013_ctrl->pict_res == QTR_SIZE) { | |
379 | snapshot_lines_per_frame = | |
380 | mt9t013_regs.reg_pat[RES_PREVIEW].frame_length_lines - 1; | |
381 | } else { | |
382 | snapshot_lines_per_frame = | |
383 | mt9t013_regs.reg_pat[RES_CAPTURE].frame_length_lines - 1; | |
384 | } | |
385 | ||
386 | return snapshot_lines_per_frame * 24; | |
387 | } | |
388 | ||
389 | static int32_t mt9t013_set_fps(struct fps_cfg *fps) | |
390 | { | |
391 | /* input is new fps in Q8 format */ | |
392 | int32_t rc = 0; | |
393 | ||
394 | mt9t013_ctrl->fps_divider = fps->fps_div; | |
395 | mt9t013_ctrl->pict_fps_divider = fps->pict_fps_div; | |
396 | ||
397 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
398 | REG_GROUPED_PARAMETER_HOLD, | |
399 | GROUPED_PARAMETER_HOLD); | |
400 | if (rc < 0) | |
401 | return -EBUSY; | |
402 | ||
403 | CDBG("mt9t013_set_fps: fps_div is %d, frame_rate is %d\n", | |
404 | fps->fps_div, | |
405 | (uint16_t) (mt9t013_regs.reg_pat[RES_PREVIEW]. | |
406 | frame_length_lines * | |
407 | fps->fps_div/0x00000400)); | |
408 | ||
409 | CDBG("mt9t013_set_fps: fps_mult is %d, frame_rate is %d\n", | |
410 | fps->f_mult, | |
411 | (uint16_t)(mt9t013_regs.reg_pat[RES_PREVIEW]. | |
412 | line_length_pck * | |
413 | fps->f_mult / 0x00000400)); | |
414 | ||
415 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
416 | REG_LINE_LENGTH_PCK, | |
417 | (uint16_t) ( | |
418 | mt9t013_regs.reg_pat[RES_PREVIEW].line_length_pck * | |
419 | fps->f_mult / 0x00000400)); | |
420 | if (rc < 0) | |
421 | return rc; | |
422 | ||
423 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
424 | REG_GROUPED_PARAMETER_HOLD, | |
425 | GROUPED_PARAMETER_UPDATE); | |
426 | if (rc < 0) | |
427 | return rc; | |
428 | ||
429 | return rc; | |
430 | } | |
431 | ||
432 | static int32_t mt9t013_write_exp_gain(uint16_t gain, uint32_t line) | |
433 | { | |
434 | const uint16_t max_legal_gain = 0x01FF; | |
435 | uint32_t line_length_ratio = 0x00000400; | |
436 | enum mt9t013_setting setting; | |
437 | int32_t rc = 0; | |
438 | ||
439 | if (mt9t013_ctrl->sensormode == SENSOR_PREVIEW_MODE) { | |
440 | mt9t013_ctrl->my_reg_gain = gain; | |
441 | mt9t013_ctrl->my_reg_line_count = (uint16_t) line; | |
442 | } | |
443 | ||
444 | if (gain > max_legal_gain) | |
445 | gain = max_legal_gain; | |
446 | ||
447 | /* Verify no overflow */ | |
448 | if (mt9t013_ctrl->sensormode != SENSOR_SNAPSHOT_MODE) { | |
449 | line = (uint32_t) (line * mt9t013_ctrl->fps_divider / | |
450 | 0x00000400); | |
451 | ||
452 | setting = RES_PREVIEW; | |
453 | ||
454 | } else { | |
455 | line = (uint32_t) (line * mt9t013_ctrl->pict_fps_divider / | |
456 | 0x00000400); | |
457 | ||
458 | setting = RES_CAPTURE; | |
459 | } | |
460 | ||
461 | /*Set digital gain to 1 */ | |
462 | gain |= 0x0200; | |
463 | ||
464 | if ((mt9t013_regs.reg_pat[setting].frame_length_lines - 1) < line) { | |
465 | ||
466 | line_length_ratio = | |
467 | (uint32_t) (line * 0x00000400) / | |
468 | (mt9t013_regs.reg_pat[setting].frame_length_lines - 1); | |
469 | } else | |
470 | line_length_ratio = 0x00000400; | |
471 | ||
472 | /* There used to be PARAMETER_HOLD register write before and | |
473 | * after REG_GLOBAL_GAIN & REG_COARSE_INIT_TIME. This causes | |
474 | * aec oscillation. Hence removed. */ | |
475 | ||
476 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, REG_GLOBAL_GAIN, gain); | |
477 | if (rc < 0) | |
478 | return rc; | |
479 | ||
480 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
481 | REG_COARSE_INT_TIME, | |
482 | (uint16_t)((uint32_t) line * 0x00000400 / | |
483 | line_length_ratio)); | |
484 | if (rc < 0) | |
485 | return rc; | |
486 | ||
487 | return rc; | |
488 | } | |
489 | ||
490 | static int32_t mt9t013_set_pict_exp_gain(uint16_t gain, uint32_t line) | |
491 | { | |
492 | int32_t rc = 0; | |
493 | ||
494 | rc = mt9t013_write_exp_gain(gain, line); | |
495 | if (rc < 0) | |
496 | return rc; | |
497 | ||
498 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
499 | MT9T013_REG_RESET_REGISTER, | |
500 | 0x10CC | 0x0002); | |
501 | ||
502 | mdelay(5); | |
503 | ||
504 | /* camera_timed_wait(snapshot_wait*exposure_ratio); */ | |
505 | return rc; | |
506 | } | |
507 | ||
508 | static int32_t mt9t013_setting(enum mt9t013_reg_update rupdate, | |
509 | enum mt9t013_setting rt) | |
510 | { | |
511 | int32_t rc = 0; | |
512 | ||
513 | switch (rupdate) { | |
514 | case UPDATE_PERIODIC: { | |
515 | ||
516 | if (rt == RES_PREVIEW || rt == RES_CAPTURE) { | |
517 | #if 0 | |
518 | rc = | |
519 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
520 | MT9T013_REG_RESET_REGISTER, | |
521 | MT9T013_RESET_REGISTER_PWOFF); | |
522 | if (rc < 0) | |
523 | return rc; | |
524 | #endif | |
525 | ||
526 | rc = | |
527 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
528 | REG_VT_PIX_CLK_DIV, | |
529 | mt9t013_regs.reg_pat[rt].vt_pix_clk_div); | |
530 | if (rc < 0) | |
531 | return rc; | |
532 | ||
533 | rc = | |
534 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
535 | REG_VT_SYS_CLK_DIV, | |
536 | mt9t013_regs.reg_pat[rt].vt_sys_clk_div); | |
537 | if (rc < 0) | |
538 | return rc; | |
539 | ||
540 | rc = | |
541 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
542 | REG_PRE_PLL_CLK_DIV, | |
543 | mt9t013_regs.reg_pat[rt].pre_pll_clk_div); | |
544 | if (rc < 0) | |
545 | return rc; | |
546 | ||
547 | rc = | |
548 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
549 | REG_PLL_MULTIPLIER, | |
550 | mt9t013_regs.reg_pat[rt].pll_multiplier); | |
551 | if (rc < 0) | |
552 | return rc; | |
553 | ||
554 | rc = | |
555 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
556 | REG_OP_PIX_CLK_DIV, | |
557 | mt9t013_regs.reg_pat[rt].op_pix_clk_div); | |
558 | if (rc < 0) | |
559 | return rc; | |
560 | ||
561 | rc = | |
562 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
563 | REG_OP_SYS_CLK_DIV, | |
564 | mt9t013_regs.reg_pat[rt].op_sys_clk_div); | |
565 | if (rc < 0) | |
566 | return rc; | |
567 | ||
568 | mdelay(5); | |
569 | ||
570 | rc = | |
571 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
572 | REG_GROUPED_PARAMETER_HOLD, | |
573 | GROUPED_PARAMETER_HOLD); | |
574 | if (rc < 0) | |
575 | return rc; | |
576 | ||
577 | rc = | |
578 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
579 | REG_ROW_SPEED, | |
580 | mt9t013_regs.reg_pat[rt].row_speed); | |
581 | if (rc < 0) | |
582 | return rc; | |
583 | ||
584 | rc = | |
585 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
586 | REG_X_ADDR_START, | |
587 | mt9t013_regs.reg_pat[rt].x_addr_start); | |
588 | if (rc < 0) | |
589 | return rc; | |
590 | ||
591 | rc = | |
592 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
593 | REG_X_ADDR_END, | |
594 | mt9t013_regs.reg_pat[rt].x_addr_end); | |
595 | if (rc < 0) | |
596 | return rc; | |
597 | ||
598 | rc = | |
599 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
600 | REG_Y_ADDR_START, | |
601 | mt9t013_regs.reg_pat[rt].y_addr_start); | |
602 | if (rc < 0) | |
603 | return rc; | |
604 | ||
605 | rc = | |
606 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
607 | REG_Y_ADDR_END, | |
608 | mt9t013_regs.reg_pat[rt].y_addr_end); | |
609 | if (rc < 0) | |
610 | return rc; | |
611 | ||
612 | if (machine_is_sapphire()) { | |
613 | if (rt == 0) | |
614 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
615 | REG_READ_MODE, | |
616 | 0x046F); | |
617 | else | |
618 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
619 | REG_READ_MODE, | |
620 | 0x0027); | |
621 | } else | |
622 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
623 | REG_READ_MODE, | |
624 | mt9t013_regs.reg_pat[rt].read_mode); | |
625 | if (rc < 0) | |
626 | return rc; | |
627 | ||
628 | rc = | |
629 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
630 | REG_SCALE_M, | |
631 | mt9t013_regs.reg_pat[rt].scale_m); | |
632 | if (rc < 0) | |
633 | return rc; | |
634 | ||
635 | ||
636 | rc = | |
637 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
638 | REG_X_OUTPUT_SIZE, | |
639 | mt9t013_regs.reg_pat[rt].x_output_size); | |
640 | if (rc < 0) | |
641 | return rc; | |
642 | ||
643 | rc = | |
644 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
645 | REG_Y_OUTPUT_SIZE, | |
646 | mt9t013_regs.reg_pat[rt].y_output_size); | |
647 | if (rc < 0) | |
648 | return rc; | |
649 | ||
650 | rc = | |
651 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
652 | REG_LINE_LENGTH_PCK, | |
653 | mt9t013_regs.reg_pat[rt].line_length_pck); | |
654 | if (rc < 0) | |
655 | return rc; | |
656 | ||
657 | rc = | |
658 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
659 | REG_FRAME_LENGTH_LINES, | |
660 | (mt9t013_regs.reg_pat[rt].frame_length_lines * | |
661 | mt9t013_ctrl->fps_divider / 0x00000400)); | |
662 | if (rc < 0) | |
663 | return rc; | |
664 | ||
665 | rc = | |
666 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
667 | REG_COARSE_INT_TIME, | |
668 | mt9t013_regs.reg_pat[rt].coarse_int_time); | |
669 | if (rc < 0) | |
670 | return rc; | |
671 | ||
672 | rc = | |
673 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
674 | REG_FINE_INT_TIME, | |
675 | mt9t013_regs.reg_pat[rt].fine_int_time); | |
676 | if (rc < 0) | |
677 | return rc; | |
678 | ||
679 | rc = | |
680 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
681 | REG_GROUPED_PARAMETER_HOLD, | |
682 | GROUPED_PARAMETER_UPDATE); | |
683 | if (rc < 0) | |
684 | return rc; | |
685 | ||
686 | rc = mt9t013_test(mt9t013_ctrl->set_test); | |
687 | if (rc < 0) | |
688 | return rc; | |
689 | ||
690 | rc = | |
691 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
692 | MT9T013_REG_RESET_REGISTER, | |
693 | MT9T013_RESET_REGISTER_PWON); | |
694 | if (rc < 0) | |
695 | return rc; | |
696 | ||
697 | mdelay(5); | |
698 | ||
699 | return rc; | |
700 | } | |
701 | } | |
702 | break; | |
703 | ||
704 | /*CAMSENSOR_REG_UPDATE_PERIODIC */ | |
705 | case REG_INIT: { | |
706 | if (rt == RES_PREVIEW || rt == RES_CAPTURE) { | |
707 | ||
708 | rc = | |
709 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
710 | MT9T013_REG_RESET_REGISTER, | |
711 | MT9T013_RESET_REGISTER_PWOFF); | |
712 | if (rc < 0) | |
713 | /* MODE_SELECT, stop streaming */ | |
714 | return rc; | |
715 | ||
716 | rc = | |
717 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
718 | REG_VT_PIX_CLK_DIV, | |
719 | mt9t013_regs.reg_pat[rt].vt_pix_clk_div); | |
720 | if (rc < 0) | |
721 | return rc; | |
722 | ||
723 | rc = | |
724 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
725 | REG_VT_SYS_CLK_DIV, | |
726 | mt9t013_regs.reg_pat[rt].vt_sys_clk_div); | |
727 | if (rc < 0) | |
728 | return rc; | |
729 | ||
730 | rc = | |
731 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
732 | REG_PRE_PLL_CLK_DIV, | |
733 | mt9t013_regs.reg_pat[rt].pre_pll_clk_div); | |
734 | if (rc < 0) | |
735 | return rc; | |
736 | ||
737 | rc = | |
738 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
739 | REG_PLL_MULTIPLIER, | |
740 | mt9t013_regs.reg_pat[rt].pll_multiplier); | |
741 | if (rc < 0) | |
742 | return rc; | |
743 | ||
744 | rc = | |
745 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
746 | REG_OP_PIX_CLK_DIV, | |
747 | mt9t013_regs.reg_pat[rt].op_pix_clk_div); | |
748 | if (rc < 0) | |
749 | return rc; | |
750 | ||
751 | rc = | |
752 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
753 | REG_OP_SYS_CLK_DIV, | |
754 | mt9t013_regs.reg_pat[rt].op_sys_clk_div); | |
755 | if (rc < 0) | |
756 | return rc; | |
757 | ||
758 | mdelay(5); | |
759 | ||
760 | rc = | |
761 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
762 | REG_GROUPED_PARAMETER_HOLD, | |
763 | GROUPED_PARAMETER_HOLD); | |
764 | if (rc < 0) | |
765 | return rc; | |
766 | ||
767 | /* additional power saving mode ok around 38.2MHz */ | |
768 | rc = | |
769 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
770 | 0x3084, 0x2409); | |
771 | if (rc < 0) | |
772 | return rc; | |
773 | ||
774 | rc = | |
775 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
776 | 0x3092, 0x0A49); | |
777 | if (rc < 0) | |
778 | return rc; | |
779 | ||
780 | rc = | |
781 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
782 | 0x3094, 0x4949); | |
783 | if (rc < 0) | |
784 | return rc; | |
785 | ||
786 | rc = | |
787 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
788 | 0x3096, 0x4949); | |
789 | if (rc < 0) | |
790 | return rc; | |
791 | ||
792 | /* Set preview or snapshot mode */ | |
793 | rc = | |
794 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
795 | REG_ROW_SPEED, | |
796 | mt9t013_regs.reg_pat[rt].row_speed); | |
797 | if (rc < 0) | |
798 | return rc; | |
799 | ||
800 | rc = | |
801 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
802 | REG_X_ADDR_START, | |
803 | mt9t013_regs.reg_pat[rt].x_addr_start); | |
804 | if (rc < 0) | |
805 | return rc; | |
806 | ||
807 | rc = | |
808 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
809 | REG_X_ADDR_END, | |
810 | mt9t013_regs.reg_pat[rt].x_addr_end); | |
811 | if (rc < 0) | |
812 | return rc; | |
813 | ||
814 | rc = | |
815 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
816 | REG_Y_ADDR_START, | |
817 | mt9t013_regs.reg_pat[rt].y_addr_start); | |
818 | if (rc < 0) | |
819 | return rc; | |
820 | ||
821 | rc = | |
822 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
823 | REG_Y_ADDR_END, | |
824 | mt9t013_regs.reg_pat[rt].y_addr_end); | |
825 | if (rc < 0) | |
826 | return rc; | |
827 | ||
828 | if (machine_is_sapphire()) { | |
829 | if (rt == 0) | |
830 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
831 | REG_READ_MODE, | |
832 | 0x046F); | |
833 | else | |
834 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
835 | REG_READ_MODE, | |
836 | 0x0027); | |
837 | } else | |
838 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
839 | REG_READ_MODE, | |
840 | mt9t013_regs.reg_pat[rt].read_mode); | |
841 | if (rc < 0) | |
842 | return rc; | |
843 | ||
844 | rc = | |
845 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
846 | REG_SCALE_M, | |
847 | mt9t013_regs.reg_pat[rt].scale_m); | |
848 | if (rc < 0) | |
849 | return rc; | |
850 | ||
851 | rc = | |
852 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
853 | REG_X_OUTPUT_SIZE, | |
854 | mt9t013_regs.reg_pat[rt].x_output_size); | |
855 | if (rc < 0) | |
856 | return rc; | |
857 | ||
858 | rc = | |
859 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
860 | REG_Y_OUTPUT_SIZE, | |
861 | mt9t013_regs.reg_pat[rt].y_output_size); | |
862 | if (rc < 0) | |
863 | return 0; | |
864 | ||
865 | rc = | |
866 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
867 | REG_LINE_LENGTH_PCK, | |
868 | mt9t013_regs.reg_pat[rt].line_length_pck); | |
869 | if (rc < 0) | |
870 | return rc; | |
871 | ||
872 | rc = | |
873 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
874 | REG_FRAME_LENGTH_LINES, | |
875 | mt9t013_regs.reg_pat[rt].frame_length_lines); | |
876 | if (rc < 0) | |
877 | return rc; | |
878 | ||
879 | rc = | |
880 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
881 | REG_COARSE_INT_TIME, | |
882 | mt9t013_regs.reg_pat[rt].coarse_int_time); | |
883 | if (rc < 0) | |
884 | return rc; | |
885 | ||
886 | rc = | |
887 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
888 | REG_FINE_INT_TIME, | |
889 | mt9t013_regs.reg_pat[rt].fine_int_time); | |
890 | if (rc < 0) | |
891 | return rc; | |
892 | ||
893 | rc = | |
894 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
895 | REG_GROUPED_PARAMETER_HOLD, | |
896 | GROUPED_PARAMETER_UPDATE); | |
897 | if (rc < 0) | |
898 | return rc; | |
899 | ||
900 | /* load lens shading */ | |
901 | rc = | |
902 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
903 | REG_GROUPED_PARAMETER_HOLD, | |
904 | GROUPED_PARAMETER_HOLD); | |
905 | if (rc < 0) | |
906 | return rc; | |
907 | ||
908 | /* most likely needs to be written only once. */ | |
909 | rc = mt9t013_set_lc(); | |
910 | if (rc < 0) | |
911 | return -EBUSY; | |
912 | ||
913 | rc = | |
914 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
915 | REG_GROUPED_PARAMETER_HOLD, | |
916 | GROUPED_PARAMETER_UPDATE); | |
917 | if (rc < 0) | |
918 | return rc; | |
919 | ||
920 | rc = mt9t013_test(mt9t013_ctrl->set_test); | |
921 | if (rc < 0) | |
922 | return rc; | |
923 | ||
924 | mdelay(5); | |
925 | ||
926 | rc = | |
927 | mt9t013_i2c_write_w(mt9t013_client->addr, | |
928 | MT9T013_REG_RESET_REGISTER, | |
929 | MT9T013_RESET_REGISTER_PWON); | |
930 | if (rc < 0) | |
931 | /* MODE_SELECT, stop streaming */ | |
932 | return rc; | |
933 | ||
934 | CDBG("!!! mt9t013 !!! PowerOn is done!\n"); | |
935 | mdelay(5); | |
936 | return rc; | |
937 | } | |
938 | } /* case CAMSENSOR_REG_INIT: */ | |
939 | break; | |
940 | ||
941 | /*CAMSENSOR_REG_INIT */ | |
942 | default: | |
943 | rc = -EINVAL; | |
944 | break; | |
945 | } /* switch (rupdate) */ | |
946 | ||
947 | return rc; | |
948 | } | |
949 | ||
950 | static int32_t mt9t013_video_config(int mode, int res) | |
951 | { | |
952 | int32_t rc; | |
953 | ||
954 | switch (res) { | |
955 | case QTR_SIZE: | |
956 | rc = mt9t013_setting(UPDATE_PERIODIC, RES_PREVIEW); | |
957 | if (rc < 0) | |
958 | return rc; | |
959 | CDBG("sensor configuration done!\n"); | |
960 | break; | |
961 | ||
962 | case FULL_SIZE: | |
963 | rc = mt9t013_setting(UPDATE_PERIODIC, RES_CAPTURE); | |
964 | if (rc < 0) | |
965 | return rc; | |
966 | break; | |
967 | ||
968 | default: | |
969 | return -EINVAL; | |
970 | } /* switch */ | |
971 | ||
972 | mt9t013_ctrl->prev_res = res; | |
973 | mt9t013_ctrl->curr_res = res; | |
974 | mt9t013_ctrl->sensormode = mode; | |
975 | ||
976 | return mt9t013_write_exp_gain(mt9t013_ctrl->my_reg_gain, | |
977 | mt9t013_ctrl->my_reg_line_count); | |
978 | } | |
979 | ||
980 | static int32_t mt9t013_snapshot_config(int mode) | |
981 | { | |
982 | int32_t rc = 0; | |
983 | ||
984 | rc = mt9t013_setting(UPDATE_PERIODIC, RES_CAPTURE); | |
985 | if (rc < 0) | |
986 | return rc; | |
987 | ||
988 | mt9t013_ctrl->curr_res = mt9t013_ctrl->pict_res; | |
989 | mt9t013_ctrl->sensormode = mode; | |
990 | return rc; | |
991 | } | |
992 | ||
993 | static int32_t mt9t013_raw_snapshot_config(int mode) | |
994 | { | |
995 | int32_t rc = 0; | |
996 | ||
997 | rc = mt9t013_setting(UPDATE_PERIODIC, RES_CAPTURE); | |
998 | if (rc < 0) | |
999 | return rc; | |
1000 | ||
1001 | mt9t013_ctrl->curr_res = mt9t013_ctrl->pict_res; | |
1002 | mt9t013_ctrl->sensormode = mode; | |
1003 | return rc; | |
1004 | } | |
1005 | ||
1006 | static int32_t mt9t013_power_down(void) | |
1007 | { | |
1008 | int32_t rc = 0; | |
1009 | ||
1010 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
1011 | MT9T013_REG_RESET_REGISTER, | |
1012 | MT9T013_RESET_REGISTER_PWOFF); | |
1013 | if (rc >= 0) | |
1014 | mdelay(5); | |
1015 | return rc; | |
1016 | } | |
1017 | ||
1018 | static int32_t mt9t013_move_focus(int direction, int32_t num_steps) | |
1019 | { | |
1020 | int16_t step_direction; | |
1021 | int16_t actual_step; | |
1022 | int16_t next_position; | |
1023 | int16_t break_steps[4]; | |
1024 | uint8_t code_val_msb, code_val_lsb; | |
1025 | int16_t i; | |
1026 | ||
1027 | if (num_steps > MT9T013_TOTAL_STEPS_NEAR_TO_FAR) | |
1028 | num_steps = MT9T013_TOTAL_STEPS_NEAR_TO_FAR; | |
1029 | else if (num_steps == 0) | |
1030 | return -EINVAL; | |
1031 | ||
1032 | if (direction == MOVE_NEAR) | |
1033 | step_direction = 4; | |
1034 | else if (direction == MOVE_FAR) | |
1035 | step_direction = -4; | |
1036 | else | |
1037 | return -EINVAL; | |
1038 | ||
1039 | if (mt9t013_ctrl->curr_lens_pos < mt9t013_ctrl->init_curr_lens_pos) | |
1040 | mt9t013_ctrl->curr_lens_pos = mt9t013_ctrl->init_curr_lens_pos; | |
1041 | ||
1042 | actual_step = | |
1043 | (int16_t) (step_direction * | |
1044 | (int16_t) num_steps); | |
1045 | ||
1046 | for (i = 0; i < 4; i++) | |
1047 | break_steps[i] = | |
1048 | actual_step / 4 * (i + 1) - actual_step / 4 * i; | |
1049 | ||
1050 | for (i = 0; i < 4; i++) { | |
1051 | next_position = | |
1052 | (int16_t) | |
1053 | (mt9t013_ctrl->curr_lens_pos + break_steps[i]); | |
1054 | ||
1055 | if (next_position > 255) | |
1056 | next_position = 255; | |
1057 | else if (next_position < 0) | |
1058 | next_position = 0; | |
1059 | ||
1060 | code_val_msb = | |
1061 | ((next_position >> 4) << 2) | | |
1062 | ((next_position << 4) >> 6); | |
1063 | ||
1064 | code_val_lsb = | |
1065 | ((next_position & 0x03) << 6); | |
1066 | ||
1067 | /* Writing the digital code for current to the actuator */ | |
1068 | if (mt9t013_i2c_write_b(MT9T013_AF_I2C_ADDR>>1, | |
1069 | code_val_msb, code_val_lsb) < 0) | |
1070 | return -EBUSY; | |
1071 | ||
1072 | /* Storing the current lens Position */ | |
1073 | mt9t013_ctrl->curr_lens_pos = next_position; | |
1074 | ||
1075 | if (i < 3) | |
1076 | mdelay(1); | |
1077 | } /* for */ | |
1078 | ||
1079 | return 0; | |
1080 | } | |
1081 | ||
1082 | static int mt9t013_sensor_init_done(const struct msm_camera_sensor_info *data) | |
1083 | { | |
1084 | gpio_direction_output(data->sensor_reset, 0); | |
1085 | gpio_free(data->sensor_reset); | |
1086 | return 0; | |
1087 | } | |
1088 | ||
1089 | static int mt9t013_probe_init_sensor(const struct msm_camera_sensor_info *data) | |
1090 | { | |
1091 | int rc; | |
1092 | uint16_t chipid; | |
1093 | ||
1094 | rc = gpio_request(data->sensor_reset, "mt9t013"); | |
1095 | if (!rc) | |
1096 | gpio_direction_output(data->sensor_reset, 1); | |
1097 | else | |
1098 | goto init_probe_done; | |
1099 | ||
1100 | mdelay(20); | |
1101 | ||
1102 | /* RESET the sensor image part via I2C command */ | |
1103 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
1104 | MT9T013_REG_RESET_REGISTER, 0x1009); | |
1105 | if (rc < 0) | |
1106 | goto init_probe_fail; | |
1107 | ||
1108 | /* 3. Read sensor Model ID: */ | |
1109 | rc = mt9t013_i2c_read_w(mt9t013_client->addr, | |
1110 | MT9T013_REG_MODEL_ID, &chipid); | |
1111 | ||
1112 | if (rc < 0) | |
1113 | goto init_probe_fail; | |
1114 | ||
1115 | CDBG("mt9t013 model_id = 0x%x\n", chipid); | |
1116 | ||
1117 | /* 4. Compare sensor ID to MT9T012VC ID: */ | |
1118 | if (chipid != MT9T013_MODEL_ID) { | |
1119 | rc = -ENODEV; | |
1120 | goto init_probe_fail; | |
1121 | } | |
1122 | ||
1123 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
1124 | 0x3064, 0x0805); | |
1125 | if (rc < 0) | |
1126 | goto init_probe_fail; | |
1127 | ||
1128 | mdelay(MT9T013_RESET_DELAY_MSECS); | |
1129 | ||
1130 | goto init_probe_done; | |
1131 | ||
1132 | /* sensor: output enable */ | |
1133 | #if 0 | |
1134 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
1135 | MT9T013_REG_RESET_REGISTER, | |
1136 | MT9T013_RESET_REGISTER_PWON); | |
1137 | ||
1138 | /* if this fails, the sensor is not the MT9T013 */ | |
1139 | rc = mt9t013_set_default_focus(0); | |
1140 | #endif | |
1141 | ||
1142 | init_probe_fail: | |
1143 | gpio_direction_output(data->sensor_reset, 0); | |
1144 | gpio_free(data->sensor_reset); | |
1145 | init_probe_done: | |
1146 | return rc; | |
1147 | } | |
1148 | ||
1149 | static int32_t mt9t013_poweron_af(void) | |
1150 | { | |
1151 | int32_t rc = 0; | |
1152 | ||
1153 | /* enable AF actuator */ | |
1154 | CDBG("enable AF actuator, gpio = %d\n", | |
1155 | mt9t013_ctrl->sensordata->vcm_pwd); | |
1156 | rc = gpio_request(mt9t013_ctrl->sensordata->vcm_pwd, "mt9t013"); | |
1157 | if (!rc) { | |
1158 | gpio_direction_output(mt9t013_ctrl->sensordata->vcm_pwd, 0); | |
1159 | mdelay(20); | |
1160 | rc = mt9t013_set_default_focus(0); | |
1161 | } else | |
1162 | pr_err("%s, gpio_request failed (%d)!\n", __func__, rc); | |
1163 | return rc; | |
1164 | } | |
1165 | ||
1166 | static void mt9t013_poweroff_af(void) | |
1167 | { | |
1168 | gpio_direction_output(mt9t013_ctrl->sensordata->vcm_pwd, 1); | |
1169 | gpio_free(mt9t013_ctrl->sensordata->vcm_pwd); | |
1170 | } | |
1171 | ||
1172 | int mt9t013_sensor_open_init(const struct msm_camera_sensor_info *data) | |
1173 | { | |
1174 | int32_t rc; | |
1175 | ||
1176 | mt9t013_ctrl = kzalloc(sizeof(struct mt9t013_ctrl), GFP_KERNEL); | |
1177 | if (!mt9t013_ctrl) { | |
1178 | pr_err("mt9t013_init failed!\n"); | |
1179 | rc = -ENOMEM; | |
1180 | goto init_done; | |
1181 | } | |
1182 | ||
1183 | mt9t013_ctrl->fps_divider = 1 * 0x00000400; | |
1184 | mt9t013_ctrl->pict_fps_divider = 1 * 0x00000400; | |
1185 | mt9t013_ctrl->set_test = TEST_OFF; | |
1186 | mt9t013_ctrl->prev_res = QTR_SIZE; | |
1187 | mt9t013_ctrl->pict_res = FULL_SIZE; | |
1188 | ||
1189 | if (data) | |
1190 | mt9t013_ctrl->sensordata = data; | |
1191 | ||
1192 | /* enable mclk first */ | |
1193 | msm_camio_clk_rate_set(MT9T013_DEFAULT_CLOCK_RATE); | |
1194 | mdelay(20); | |
1195 | ||
1196 | msm_camio_camif_pad_reg_reset(); | |
1197 | mdelay(20); | |
1198 | ||
1199 | rc = mt9t013_probe_init_sensor(data); | |
1200 | if (rc < 0) | |
1201 | goto init_fail; | |
1202 | ||
1203 | if (mt9t013_ctrl->prev_res == QTR_SIZE) | |
1204 | rc = mt9t013_setting(REG_INIT, RES_PREVIEW); | |
1205 | else | |
1206 | rc = mt9t013_setting(REG_INIT, RES_CAPTURE); | |
1207 | ||
1208 | if (rc >= 0) | |
1209 | rc = mt9t013_poweron_af(); | |
1210 | ||
1211 | if (rc < 0) | |
1212 | goto init_fail; | |
1213 | else | |
1214 | goto init_done; | |
1215 | ||
1216 | init_fail: | |
1217 | kfree(mt9t013_ctrl); | |
1218 | init_done: | |
1219 | return rc; | |
1220 | } | |
1221 | ||
1222 | static int mt9t013_init_client(struct i2c_client *client) | |
1223 | { | |
1224 | /* Initialize the MSM_CAMI2C Chip */ | |
1225 | init_waitqueue_head(&mt9t013_wait_queue); | |
1226 | return 0; | |
1227 | } | |
1228 | ||
1229 | ||
1230 | static int32_t mt9t013_set_sensor_mode(int mode, int res) | |
1231 | { | |
1232 | int32_t rc = 0; | |
1233 | rc = mt9t013_i2c_write_w(mt9t013_client->addr, | |
1234 | REG_GROUPED_PARAMETER_HOLD, | |
1235 | GROUPED_PARAMETER_HOLD); | |
1236 | if (rc < 0) | |
1237 | return rc; | |
1238 | ||
1239 | switch (mode) { | |
1240 | case SENSOR_PREVIEW_MODE: | |
1241 | rc = mt9t013_video_config(mode, res); | |
1242 | break; | |
1243 | ||
1244 | case SENSOR_SNAPSHOT_MODE: | |
1245 | rc = mt9t013_snapshot_config(mode); | |
1246 | break; | |
1247 | ||
1248 | case SENSOR_RAW_SNAPSHOT_MODE: | |
1249 | rc = mt9t013_raw_snapshot_config(mode); | |
1250 | break; | |
1251 | ||
1252 | default: | |
1253 | return -EINVAL; | |
1254 | } | |
1255 | ||
1256 | /* FIXME: what should we do if rc < 0? */ | |
1257 | if (rc >= 0) | |
1258 | return mt9t013_i2c_write_w(mt9t013_client->addr, | |
1259 | REG_GROUPED_PARAMETER_HOLD, | |
1260 | GROUPED_PARAMETER_UPDATE); | |
1261 | return rc; | |
1262 | } | |
1263 | ||
1264 | int mt9t013_sensor_config(void __user *argp) | |
1265 | { | |
1266 | struct sensor_cfg_data cdata; | |
1267 | long rc = 0; | |
1268 | ||
1269 | if (copy_from_user(&cdata, (void *)argp, | |
1270 | sizeof(struct sensor_cfg_data))) | |
1271 | return -EFAULT; | |
1272 | ||
1273 | down(&mt9t013_sem); | |
1274 | ||
1275 | CDBG("mt9t013_sensor_config: cfgtype = %d\n", cdata.cfgtype); | |
1276 | switch (cdata.cfgtype) { | |
1277 | case CFG_GET_PICT_FPS: | |
1278 | mt9t013_get_pict_fps(cdata.cfg.gfps.prevfps, | |
1279 | &(cdata.cfg.gfps.pictfps)); | |
1280 | if (copy_to_user((void *)argp, | |
1281 | &cdata, | |
1282 | sizeof(struct sensor_cfg_data))) | |
1283 | rc = -EFAULT; | |
1284 | break; | |
1285 | ||
1286 | case CFG_GET_PREV_L_PF: | |
1287 | cdata.cfg.prevl_pf = mt9t013_get_prev_lines_pf(); | |
1288 | if (copy_to_user((void *)argp, | |
1289 | &cdata, | |
1290 | sizeof(struct sensor_cfg_data))) | |
1291 | rc = -EFAULT; | |
1292 | break; | |
1293 | ||
1294 | case CFG_GET_PREV_P_PL: | |
1295 | cdata.cfg.prevp_pl = mt9t013_get_prev_pixels_pl(); | |
1296 | if (copy_to_user((void *)argp, | |
1297 | &cdata, | |
1298 | sizeof(struct sensor_cfg_data))) | |
1299 | rc = -EFAULT; | |
1300 | break; | |
1301 | ||
1302 | case CFG_GET_PICT_L_PF: | |
1303 | cdata.cfg.pictl_pf = mt9t013_get_pict_lines_pf(); | |
1304 | if (copy_to_user((void *)argp, | |
1305 | &cdata, | |
1306 | sizeof(struct sensor_cfg_data))) | |
1307 | rc = -EFAULT; | |
1308 | break; | |
1309 | ||
1310 | case CFG_GET_PICT_P_PL: | |
1311 | cdata.cfg.pictp_pl = | |
1312 | mt9t013_get_pict_pixels_pl(); | |
1313 | ||
1314 | if (copy_to_user((void *)argp, | |
1315 | &cdata, | |
1316 | sizeof(struct sensor_cfg_data))) | |
1317 | rc = -EFAULT; | |
1318 | break; | |
1319 | ||
1320 | case CFG_GET_PICT_MAX_EXP_LC: | |
1321 | cdata.cfg.pict_max_exp_lc = | |
1322 | mt9t013_get_pict_max_exp_lc(); | |
1323 | ||
1324 | if (copy_to_user((void *)argp, | |
1325 | &cdata, | |
1326 | sizeof(struct sensor_cfg_data))) | |
1327 | rc = -EFAULT; | |
1328 | break; | |
1329 | ||
1330 | case CFG_SET_FPS: | |
1331 | case CFG_SET_PICT_FPS: | |
1332 | rc = mt9t013_set_fps(&(cdata.cfg.fps)); | |
1333 | break; | |
1334 | ||
1335 | case CFG_SET_EXP_GAIN: | |
1336 | rc = mt9t013_write_exp_gain(cdata.cfg.exp_gain.gain, | |
1337 | cdata.cfg.exp_gain.line); | |
1338 | break; | |
1339 | ||
1340 | case CFG_SET_PICT_EXP_GAIN: | |
1341 | rc = mt9t013_set_pict_exp_gain(cdata.cfg.exp_gain.gain, | |
1342 | cdata.cfg.exp_gain.line); | |
1343 | break; | |
1344 | ||
1345 | case CFG_SET_MODE: | |
1346 | rc = mt9t013_set_sensor_mode(cdata.mode, cdata.rs); | |
1347 | break; | |
1348 | ||
1349 | case CFG_PWR_DOWN: | |
1350 | rc = mt9t013_power_down(); | |
1351 | break; | |
1352 | ||
1353 | case CFG_MOVE_FOCUS: | |
1354 | rc = mt9t013_move_focus(cdata.cfg.focus.dir, | |
1355 | cdata.cfg.focus.steps); | |
1356 | break; | |
1357 | ||
1358 | case CFG_SET_DEFAULT_FOCUS: | |
1359 | rc = mt9t013_set_default_focus(cdata.cfg.focus.steps); | |
1360 | break; | |
1361 | ||
1362 | case CFG_GET_AF_MAX_STEPS: | |
1363 | cdata.max_steps = MT9T013_TOTAL_STEPS_NEAR_TO_FAR; | |
1364 | if (copy_to_user((void *)argp, | |
1365 | &cdata, | |
1366 | sizeof(struct sensor_cfg_data))) | |
1367 | rc = -EFAULT; | |
1368 | break; | |
1369 | ||
1370 | case CFG_SET_EFFECT: | |
1371 | default: | |
1372 | rc = -EINVAL; | |
1373 | break; | |
1374 | } | |
1375 | ||
1376 | up(&mt9t013_sem); | |
1377 | return rc; | |
1378 | } | |
1379 | ||
1380 | int mt9t013_sensor_release(void) | |
1381 | { | |
1382 | int rc = -EBADF; | |
1383 | ||
1384 | down(&mt9t013_sem); | |
1385 | ||
1386 | mt9t013_poweroff_af(); | |
1387 | mt9t013_power_down(); | |
1388 | ||
1389 | gpio_direction_output(mt9t013_ctrl->sensordata->sensor_reset, | |
1390 | 0); | |
1391 | gpio_free(mt9t013_ctrl->sensordata->sensor_reset); | |
1392 | ||
1393 | kfree(mt9t013_ctrl); | |
1394 | ||
1395 | up(&mt9t013_sem); | |
1396 | CDBG("mt9t013_release completed!\n"); | |
1397 | return rc; | |
1398 | } | |
1399 | ||
1400 | static int mt9t013_i2c_probe(struct i2c_client *client, | |
1401 | const struct i2c_device_id *id) | |
1402 | { | |
1403 | int rc = 0; | |
1404 | if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { | |
1405 | rc = -ENOTSUPP; | |
1406 | goto probe_failure; | |
1407 | } | |
1408 | ||
1409 | mt9t013_sensorw = | |
1410 | kzalloc(sizeof(struct mt9t013_work), GFP_KERNEL); | |
1411 | ||
1412 | if (!mt9t013_sensorw) { | |
1413 | rc = -ENOMEM; | |
1414 | goto probe_failure; | |
1415 | } | |
1416 | ||
1417 | i2c_set_clientdata(client, mt9t013_sensorw); | |
1418 | mt9t013_init_client(client); | |
1419 | mt9t013_client = client; | |
1420 | mt9t013_client->addr = mt9t013_client->addr >> 1; | |
1421 | mdelay(50); | |
1422 | ||
1423 | CDBG("i2c probe ok\n"); | |
1424 | return 0; | |
1425 | ||
1426 | probe_failure: | |
1427 | kfree(mt9t013_sensorw); | |
1428 | mt9t013_sensorw = NULL; | |
1429 | pr_err("i2c probe failure %d\n", rc); | |
1430 | return rc; | |
1431 | } | |
1432 | ||
1433 | static const struct i2c_device_id mt9t013_i2c_id[] = { | |
1434 | { "mt9t013", 0}, | |
1435 | { } | |
1436 | }; | |
1437 | ||
1438 | static struct i2c_driver mt9t013_i2c_driver = { | |
1439 | .id_table = mt9t013_i2c_id, | |
1440 | .probe = mt9t013_i2c_probe, | |
1441 | .remove = __exit_p(mt9t013_i2c_remove), | |
1442 | .driver = { | |
1443 | .name = "mt9t013", | |
1444 | }, | |
1445 | }; | |
1446 | ||
1447 | static int mt9t013_sensor_probe( | |
1448 | const struct msm_camera_sensor_info *info, | |
1449 | struct msm_sensor_ctrl *s) | |
1450 | { | |
1451 | /* We expect this driver to match with the i2c device registered | |
1452 | * in the board file immediately. */ | |
1453 | int rc = i2c_add_driver(&mt9t013_i2c_driver); | |
1454 | if (rc < 0 || mt9t013_client == NULL) { | |
1455 | rc = -ENOTSUPP; | |
1456 | goto probe_done; | |
1457 | } | |
1458 | ||
1459 | /* enable mclk first */ | |
1460 | msm_camio_clk_rate_set(MT9T013_DEFAULT_CLOCK_RATE); | |
1461 | mdelay(20); | |
1462 | ||
1463 | rc = mt9t013_probe_init_sensor(info); | |
1464 | if (rc < 0) { | |
1465 | i2c_del_driver(&mt9t013_i2c_driver); | |
1466 | goto probe_done; | |
1467 | } | |
1468 | ||
1469 | s->s_init = mt9t013_sensor_open_init; | |
1470 | s->s_release = mt9t013_sensor_release; | |
1471 | s->s_config = mt9t013_sensor_config; | |
1472 | mt9t013_sensor_init_done(info); | |
1473 | ||
1474 | probe_done: | |
1475 | return rc; | |
1476 | } | |
1477 | ||
1478 | static int __mt9t013_probe(struct platform_device *pdev) | |
1479 | { | |
1480 | return msm_camera_drv_start(pdev, mt9t013_sensor_probe); | |
1481 | } | |
1482 | ||
1483 | static struct platform_driver msm_camera_driver = { | |
1484 | .probe = __mt9t013_probe, | |
1485 | .driver = { | |
1486 | .name = "msm_camera_mt9t013", | |
1487 | .owner = THIS_MODULE, | |
1488 | }, | |
1489 | }; | |
1490 | ||
1491 | static int __init mt9t013_init(void) | |
1492 | { | |
1493 | return platform_driver_register(&msm_camera_driver); | |
1494 | } | |
1495 | ||
1496 | module_init(mt9t013_init); |