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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-08-14 15:23:43 -0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-08-15 15:42:14 -0400
commitcb7a01ac324bf2ee2c666f37ac867e4135f9785a (patch)
tree7246b915a9334d4bc823c93ba9acab65ef882678 /drivers/media/i2c/m5mols
parentf0af8fa4dad0839f844fd0633e1936493f6d685a (diff)
[media] move i2c files into drivers/media/i2c
Move ancillary I2C drivers into drivers/media/i2c, in order to better organize them. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/i2c/m5mols')
-rw-r--r--drivers/media/i2c/m5mols/Kconfig6
-rw-r--r--drivers/media/i2c/m5mols/Makefile3
-rw-r--r--drivers/media/i2c/m5mols/m5mols.h334
-rw-r--r--drivers/media/i2c/m5mols/m5mols_capture.c155
-rw-r--r--drivers/media/i2c/m5mols/m5mols_controls.c628
-rw-r--r--drivers/media/i2c/m5mols/m5mols_core.c990
-rw-r--r--drivers/media/i2c/m5mols/m5mols_reg.h362
7 files changed, 2478 insertions, 0 deletions
diff --git a/drivers/media/i2c/m5mols/Kconfig b/drivers/media/i2c/m5mols/Kconfig
new file mode 100644
index 000000000000..dc8c2505907e
--- /dev/null
+++ b/drivers/media/i2c/m5mols/Kconfig
@@ -0,0 +1,6 @@
1config VIDEO_M5MOLS
2 tristate "Fujitsu M-5MOLS 8MP sensor support"
3 depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
4 depends on MEDIA_CAMERA_SUPPORT
5 ---help---
6 This driver supports Fujitsu M-5MOLS camera sensor with ISP
diff --git a/drivers/media/i2c/m5mols/Makefile b/drivers/media/i2c/m5mols/Makefile
new file mode 100644
index 000000000000..0a44e028edc7
--- /dev/null
+++ b/drivers/media/i2c/m5mols/Makefile
@@ -0,0 +1,3 @@
1m5mols-objs := m5mols_core.o m5mols_controls.o m5mols_capture.o
2
3obj-$(CONFIG_VIDEO_M5MOLS) += m5mols.o
diff --git a/drivers/media/i2c/m5mols/m5mols.h b/drivers/media/i2c/m5mols/m5mols.h
new file mode 100644
index 000000000000..bb589917b65b
--- /dev/null
+++ b/drivers/media/i2c/m5mols/m5mols.h
@@ -0,0 +1,334 @@
1/*
2 * Header for M-5MOLS 8M Pixel camera sensor with ISP
3 *
4 * Copyright (C) 2011 Samsung Electronics Co., Ltd.
5 * Author: HeungJun Kim <riverful.kim@samsung.com>
6 *
7 * Copyright (C) 2009 Samsung Electronics Co., Ltd.
8 * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
16#ifndef M5MOLS_H
17#define M5MOLS_H
18
19#include <media/v4l2-subdev.h>
20#include "m5mols_reg.h"
21
22extern int m5mols_debug;
23
24enum m5mols_restype {
25 M5MOLS_RESTYPE_MONITOR,
26 M5MOLS_RESTYPE_CAPTURE,
27 M5MOLS_RESTYPE_MAX,
28};
29
30/**
31 * struct m5mols_resolution - structure for the resolution
32 * @type: resolution type according to the pixel code
33 * @width: width of the resolution
34 * @height: height of the resolution
35 * @reg: resolution preset register value
36 */
37struct m5mols_resolution {
38 u8 reg;
39 enum m5mols_restype type;
40 u16 width;
41 u16 height;
42};
43
44/**
45 * struct m5mols_exif - structure for the EXIF information of M-5MOLS
46 * @exposure_time: exposure time register value
47 * @shutter_speed: speed of the shutter register value
48 * @aperture: aperture register value
49 * @exposure_bias: it calls also EV bias
50 * @iso_speed: ISO register value
51 * @flash: status register value of the flash
52 * @sdr: status register value of the Subject Distance Range
53 * @qval: not written exact meaning in document
54 */
55struct m5mols_exif {
56 u32 exposure_time;
57 u32 shutter_speed;
58 u32 aperture;
59 u32 brightness;
60 u32 exposure_bias;
61 u16 iso_speed;
62 u16 flash;
63 u16 sdr;
64 u16 qval;
65};
66
67/**
68 * struct m5mols_capture - Structure for the capture capability
69 * @exif: EXIF information
70 * @main: size in bytes of the main image
71 * @thumb: size in bytes of the thumb image, if it was accompanied
72 * @total: total size in bytes of the produced image
73 */
74struct m5mols_capture {
75 struct m5mols_exif exif;
76 u32 main;
77 u32 thumb;
78 u32 total;
79};
80
81/**
82 * struct m5mols_scenemode - structure for the scenemode capability
83 * @metering: metering light register value
84 * @ev_bias: EV bias register value
85 * @wb_mode: mode which means the WhiteBalance is Auto or Manual
86 * @wb_preset: whitebalance preset register value in the Manual mode
87 * @chroma_en: register value whether the Chroma capability is enabled or not
88 * @chroma_lvl: chroma's level register value
89 * @edge_en: register value Whether the Edge capability is enabled or not
90 * @edge_lvl: edge's level register value
91 * @af_range: Auto Focus's range
92 * @fd_mode: Face Detection mode
93 * @mcc: Multi-axis Color Conversion which means emotion color
94 * @light: status of the Light
95 * @flash: status of the Flash
96 * @tone: Tone color which means Contrast
97 * @iso: ISO register value
98 * @capt_mode: Mode of the Image Stabilization while the camera capturing
99 * @wdr: Wide Dynamic Range register value
100 *
101 * The each value according to each scenemode is recommended in the documents.
102 */
103struct m5mols_scenemode {
104 u8 metering;
105 u8 ev_bias;
106 u8 wb_mode;
107 u8 wb_preset;
108 u8 chroma_en;
109 u8 chroma_lvl;
110 u8 edge_en;
111 u8 edge_lvl;
112 u8 af_range;
113 u8 fd_mode;
114 u8 mcc;
115 u8 light;
116 u8 flash;
117 u8 tone;
118 u8 iso;
119 u8 capt_mode;
120 u8 wdr;
121};
122
123/**
124 * struct m5mols_version - firmware version information
125 * @customer: customer information
126 * @project: version of project information according to customer
127 * @fw: firmware revision
128 * @hw: hardware revision
129 * @param: version of the parameter
130 * @awb: Auto WhiteBalance algorithm version
131 * @str: information about manufacturer and packaging vendor
132 * @af: Auto Focus version
133 *
134 * The register offset starts the customer version at 0x0, and it ends
135 * the awb version at 0x09. The customer, project information occupies 1 bytes
136 * each. And also the fw, hw, param, awb each requires 2 bytes. The str is
137 * unique string associated with firmware's version. It includes information
138 * about manufacturer and the vendor of the sensor's packaging. The least
139 * significant 2 bytes of the string indicate packaging manufacturer.
140 */
141#define VERSION_STRING_SIZE 22
142struct m5mols_version {
143 u8 customer;
144 u8 project;
145 u16 fw;
146 u16 hw;
147 u16 param;
148 u16 awb;
149 u8 str[VERSION_STRING_SIZE];
150 u8 af;
151};
152
153/**
154 * struct m5mols_info - M-5MOLS driver data structure
155 * @pdata: platform data
156 * @sd: v4l-subdev instance
157 * @pad: media pad
158 * @ffmt: current fmt according to resolution type
159 * @res_type: current resolution type
160 * @irq_waitq: waitqueue for the capture
161 * @irq_done: set to 1 in the interrupt handler
162 * @handle: control handler
163 * @auto_exposure: auto/manual exposure control
164 * @exposure_bias: exposure compensation control
165 * @exposure: manual exposure control
166 * @metering: exposure metering control
167 * @auto_iso: auto/manual ISO sensitivity control
168 * @iso: manual ISO sensitivity control
169 * @auto_wb: auto white balance control
170 * @lock_3a: 3A lock control
171 * @colorfx: color effect control
172 * @saturation: saturation control
173 * @zoom: zoom control
174 * @wdr: wide dynamic range control
175 * @stabilization: image stabilization control
176 * @jpeg_quality: JPEG compression quality control
177 * @ver: information of the version
178 * @cap: the capture mode attributes
179 * @isp_ready: 1 when the ISP controller has completed booting
180 * @power: current sensor's power status
181 * @ctrl_sync: 1 when the control handler state is restored in H/W
182 * @resolution: register value for current resolution
183 * @mode: register value for current operation mode
184 * @set_power: optional power callback to the board code
185 */
186struct m5mols_info {
187 const struct m5mols_platform_data *pdata;
188 struct v4l2_subdev sd;
189 struct media_pad pad;
190 struct v4l2_mbus_framefmt ffmt[M5MOLS_RESTYPE_MAX];
191 int res_type;
192
193 wait_queue_head_t irq_waitq;
194 atomic_t irq_done;
195
196 struct v4l2_ctrl_handler handle;
197 struct {
198 /* exposure/exposure bias/auto exposure cluster */
199 struct v4l2_ctrl *auto_exposure;
200 struct v4l2_ctrl *exposure_bias;
201 struct v4l2_ctrl *exposure;
202 struct v4l2_ctrl *metering;
203 };
204 struct {
205 /* iso/auto iso cluster */
206 struct v4l2_ctrl *auto_iso;
207 struct v4l2_ctrl *iso;
208 };
209 struct v4l2_ctrl *auto_wb;
210
211 struct v4l2_ctrl *lock_3a;
212 struct v4l2_ctrl *colorfx;
213 struct v4l2_ctrl *saturation;
214 struct v4l2_ctrl *zoom;
215 struct v4l2_ctrl *wdr;
216 struct v4l2_ctrl *stabilization;
217 struct v4l2_ctrl *jpeg_quality;
218
219 struct m5mols_version ver;
220 struct m5mols_capture cap;
221
222 unsigned int isp_ready:1;
223 unsigned int power:1;
224 unsigned int ctrl_sync:1;
225
226 u8 resolution;
227 u8 mode;
228
229 int (*set_power)(struct device *dev, int on);
230};
231
232#define is_available_af(__info) (__info->ver.af)
233#define is_code(__code, __type) (__code == m5mols_default_ffmt[__type].code)
234#define is_manufacturer(__info, __manufacturer) \
235 (__info->ver.str[0] == __manufacturer[0] && \
236 __info->ver.str[1] == __manufacturer[1])
237/*
238 * I2C operation of the M-5MOLS
239 *
240 * The I2C read operation of the M-5MOLS requires 2 messages. The first
241 * message sends the information about the command, command category, and total
242 * message size. The second message is used to retrieve the data specifed in
243 * the first message
244 *
245 * 1st message 2nd message
246 * +-------+---+----------+-----+-------+ +------+------+------+------+
247 * | size1 | R | category | cmd | size2 | | d[0] | d[1] | d[2] | d[3] |
248 * +-------+---+----------+-----+-------+ +------+------+------+------+
249 * - size1: message data size(5 in this case)
250 * - size2: desired buffer size of the 2nd message
251 * - d[0..3]: according to size2
252 *
253 * The I2C write operation needs just one message. The message includes
254 * category, command, total size, and desired data.
255 *
256 * 1st message
257 * +-------+---+----------+-----+------+------+------+------+
258 * | size1 | W | category | cmd | d[0] | d[1] | d[2] | d[3] |
259 * +-------+---+----------+-----+------+------+------+------+
260 * - d[0..3]: according to size1
261 */
262int m5mols_read_u8(struct v4l2_subdev *sd, u32 reg_comb, u8 *val);
263int m5mols_read_u16(struct v4l2_subdev *sd, u32 reg_comb, u16 *val);
264int m5mols_read_u32(struct v4l2_subdev *sd, u32 reg_comb, u32 *val);
265int m5mols_write(struct v4l2_subdev *sd, u32 reg_comb, u32 val);
266
267int m5mols_busy_wait(struct v4l2_subdev *sd, u32 reg, u32 value, u32 mask,
268 int timeout);
269
270/* Mask value for busy waiting until M-5MOLS I2C interface is initialized */
271#define M5MOLS_I2C_RDY_WAIT_FL (1 << 16)
272/* ISP state transition timeout, in ms */
273#define M5MOLS_MODE_CHANGE_TIMEOUT 200
274#define M5MOLS_BUSY_WAIT_DEF_TIMEOUT 250
275
276/*
277 * Mode operation of the M-5MOLS
278 *
279 * Changing the mode of the M-5MOLS is needed right executing order.
280 * There are three modes(PARAMETER, MONITOR, CAPTURE) which can be changed
281 * by user. There are various categories associated with each mode.
282 *
283 * +============================================================+
284 * | mode | category |
285 * +============================================================+
286 * | FLASH | FLASH(only after Stand-by or Power-on) |
287 * | SYSTEM | SYSTEM(only after sensor arm-booting) |
288 * | PARAMETER | PARAMETER |
289 * | MONITOR | MONITOR(preview), Auto Focus, Face Detection |
290 * | CAPTURE | Single CAPTURE, Preview(recording) |
291 * +============================================================+
292 *
293 * The available executing order between each modes are as follows:
294 * PARAMETER <---> MONITOR <---> CAPTURE
295 */
296int m5mols_set_mode(struct m5mols_info *info, u8 mode);
297
298int m5mols_enable_interrupt(struct v4l2_subdev *sd, u8 reg);
299int m5mols_wait_interrupt(struct v4l2_subdev *sd, u8 condition, u32 timeout);
300int m5mols_restore_controls(struct m5mols_info *info);
301int m5mols_start_capture(struct m5mols_info *info);
302int m5mols_do_scenemode(struct m5mols_info *info, u8 mode);
303int m5mols_lock_3a(struct m5mols_info *info, bool lock);
304int m5mols_set_ctrl(struct v4l2_ctrl *ctrl);
305int m5mols_init_controls(struct v4l2_subdev *sd);
306
307/* The firmware function */
308int m5mols_update_fw(struct v4l2_subdev *sd,
309 int (*set_power)(struct m5mols_info *, bool));
310
311static inline struct m5mols_info *to_m5mols(struct v4l2_subdev *subdev)
312{
313 return container_of(subdev, struct m5mols_info, sd);
314}
315
316static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
317{
318 struct m5mols_info *info = container_of(ctrl->handler,
319 struct m5mols_info, handle);
320 return &info->sd;
321}
322
323static inline void m5mols_set_ctrl_mode(struct v4l2_ctrl *ctrl,
324 unsigned int mode)
325{
326 ctrl->priv = (void *)mode;
327}
328
329static inline unsigned int m5mols_get_ctrl_mode(struct v4l2_ctrl *ctrl)
330{
331 return (unsigned int)ctrl->priv;
332}
333
334#endif /* M5MOLS_H */
diff --git a/drivers/media/i2c/m5mols/m5mols_capture.c b/drivers/media/i2c/m5mols/m5mols_capture.c
new file mode 100644
index 000000000000..cb243bd278ce
--- /dev/null
+++ b/drivers/media/i2c/m5mols/m5mols_capture.c
@@ -0,0 +1,155 @@
1
2/*
3 * The Capture code for Fujitsu M-5MOLS ISP
4 *
5 * Copyright (C) 2011 Samsung Electronics Co., Ltd.
6 * Author: HeungJun Kim <riverful.kim@samsung.com>
7 *
8 * Copyright (C) 2009 Samsung Electronics Co., Ltd.
9 * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
10 *
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 2 of the License, or
14 * (at your option) any later version.
15 */
16
17#include <linux/i2c.h>
18#include <linux/slab.h>
19#include <linux/irq.h>
20#include <linux/interrupt.h>
21#include <linux/delay.h>
22#include <linux/gpio.h>
23#include <linux/regulator/consumer.h>
24#include <linux/videodev2.h>
25#include <media/v4l2-ctrls.h>
26#include <media/v4l2-device.h>
27#include <media/v4l2-subdev.h>
28#include <media/m5mols.h>
29#include <media/s5p_fimc.h>
30
31#include "m5mols.h"
32#include "m5mols_reg.h"
33
34/**
35 * m5mols_read_rational - I2C read of a rational number
36 *
37 * Read numerator and denominator from registers @addr_num and @addr_den
38 * respectively and return the division result in @val.
39 */
40static int m5mols_read_rational(struct v4l2_subdev *sd, u32 addr_num,
41 u32 addr_den, u32 *val)
42{
43 u32 num, den;
44
45 int ret = m5mols_read_u32(sd, addr_num, &num);
46 if (!ret)
47 ret = m5mols_read_u32(sd, addr_den, &den);
48 if (ret)
49 return ret;
50 *val = den == 0 ? 0 : num / den;
51 return ret;
52}
53
54/**
55 * m5mols_capture_info - Gather captured image information
56 *
57 * For now it gathers only EXIF information and file size.
58 */
59static int m5mols_capture_info(struct m5mols_info *info)
60{
61 struct m5mols_exif *exif = &info->cap.exif;
62 struct v4l2_subdev *sd = &info->sd;
63 int ret;
64
65 ret = m5mols_read_rational(sd, EXIF_INFO_EXPTIME_NU,
66 EXIF_INFO_EXPTIME_DE, &exif->exposure_time);
67 if (ret)
68 return ret;
69 ret = m5mols_read_rational(sd, EXIF_INFO_TV_NU, EXIF_INFO_TV_DE,
70 &exif->shutter_speed);
71 if (ret)
72 return ret;
73 ret = m5mols_read_rational(sd, EXIF_INFO_AV_NU, EXIF_INFO_AV_DE,
74 &exif->aperture);
75 if (ret)
76 return ret;
77 ret = m5mols_read_rational(sd, EXIF_INFO_BV_NU, EXIF_INFO_BV_DE,
78 &exif->brightness);
79 if (ret)
80 return ret;
81 ret = m5mols_read_rational(sd, EXIF_INFO_EBV_NU, EXIF_INFO_EBV_DE,
82 &exif->exposure_bias);
83 if (ret)
84 return ret;
85
86 ret = m5mols_read_u16(sd, EXIF_INFO_ISO, &exif->iso_speed);
87 if (!ret)
88 ret = m5mols_read_u16(sd, EXIF_INFO_FLASH, &exif->flash);
89 if (!ret)
90 ret = m5mols_read_u16(sd, EXIF_INFO_SDR, &exif->sdr);
91 if (!ret)
92 ret = m5mols_read_u16(sd, EXIF_INFO_QVAL, &exif->qval);
93 if (ret)
94 return ret;
95
96 if (!ret)
97 ret = m5mols_read_u32(sd, CAPC_IMAGE_SIZE, &info->cap.main);
98 if (!ret)
99 ret = m5mols_read_u32(sd, CAPC_THUMB_SIZE, &info->cap.thumb);
100 if (!ret)
101 info->cap.total = info->cap.main + info->cap.thumb;
102
103 return ret;
104}
105
106int m5mols_start_capture(struct m5mols_info *info)
107{
108 struct v4l2_subdev *sd = &info->sd;
109 int ret;
110
111 /*
112 * Synchronize the controls, set the capture frame resolution and color
113 * format. The frame capture is initiated during switching from Monitor
114 * to Capture mode.
115 */
116 ret = m5mols_set_mode(info, REG_MONITOR);
117 if (!ret)
118 ret = m5mols_restore_controls(info);
119 if (!ret)
120 ret = m5mols_write(sd, CAPP_YUVOUT_MAIN, REG_JPEG);
121 if (!ret)
122 ret = m5mols_write(sd, CAPP_MAIN_IMAGE_SIZE, info->resolution);
123 if (!ret)
124 ret = m5mols_set_mode(info, REG_CAPTURE);
125 if (!ret)
126 /* Wait until a frame is captured to ISP internal memory */
127 ret = m5mols_wait_interrupt(sd, REG_INT_CAPTURE, 2000);
128 if (ret)
129 return ret;
130
131 /*
132 * Initiate the captured data transfer to a MIPI-CSI receiver.
133 */
134 ret = m5mols_write(sd, CAPC_SEL_FRAME, 1);
135 if (!ret)
136 ret = m5mols_write(sd, CAPC_START, REG_CAP_START_MAIN);
137 if (!ret) {
138 bool captured = false;
139 unsigned int size;
140
141 /* Wait for the capture completion interrupt */
142 ret = m5mols_wait_interrupt(sd, REG_INT_CAPTURE, 2000);
143 if (!ret) {
144 captured = true;
145 ret = m5mols_capture_info(info);
146 }
147 size = captured ? info->cap.main : 0;
148 v4l2_dbg(1, m5mols_debug, sd, "%s: size: %d, thumb.: %d B\n",
149 __func__, size, info->cap.thumb);
150
151 v4l2_subdev_notify(sd, S5P_FIMC_TX_END_NOTIFY, &size);
152 }
153
154 return ret;
155}
diff --git a/drivers/media/i2c/m5mols/m5mols_controls.c b/drivers/media/i2c/m5mols/m5mols_controls.c
new file mode 100644
index 000000000000..fdbc205a2969
--- /dev/null
+++ b/drivers/media/i2c/m5mols/m5mols_controls.c
@@ -0,0 +1,628 @@
1/*
2 * Controls for M-5MOLS 8M Pixel camera sensor with ISP
3 *
4 * Copyright (C) 2011 Samsung Electronics Co., Ltd.
5 * Author: HeungJun Kim <riverful.kim@samsung.com>
6 *
7 * Copyright (C) 2009 Samsung Electronics Co., Ltd.
8 * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
16#include <linux/i2c.h>
17#include <linux/delay.h>
18#include <linux/videodev2.h>
19#include <media/v4l2-ctrls.h>
20
21#include "m5mols.h"
22#include "m5mols_reg.h"
23
24static struct m5mols_scenemode m5mols_default_scenemode[] = {
25 [REG_SCENE_NORMAL] = {
26 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
27 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
28 REG_AF_NORMAL, REG_FD_OFF,
29 REG_MCC_NORMAL, REG_LIGHT_OFF, REG_FLASH_OFF,
30 5, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
31 },
32 [REG_SCENE_PORTRAIT] = {
33 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
34 REG_CHROMA_ON, 3, REG_EDGE_ON, 4,
35 REG_AF_NORMAL, BIT_FD_EN | BIT_FD_DRAW_FACE_FRAME,
36 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
37 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
38 },
39 [REG_SCENE_LANDSCAPE] = {
40 REG_AE_ALL, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
41 REG_CHROMA_ON, 4, REG_EDGE_ON, 6,
42 REG_AF_NORMAL, REG_FD_OFF,
43 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
44 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
45 },
46 [REG_SCENE_SPORTS] = {
47 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
48 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
49 REG_AF_NORMAL, REG_FD_OFF,
50 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
51 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
52 },
53 [REG_SCENE_PARTY_INDOOR] = {
54 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
55 REG_CHROMA_ON, 4, REG_EDGE_ON, 5,
56 REG_AF_NORMAL, REG_FD_OFF,
57 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
58 6, REG_ISO_200, REG_CAP_NONE, REG_WDR_OFF,
59 },
60 [REG_SCENE_BEACH_SNOW] = {
61 REG_AE_CENTER, REG_AE_INDEX_10_POS, REG_AWB_AUTO, 0,
62 REG_CHROMA_ON, 4, REG_EDGE_ON, 5,
63 REG_AF_NORMAL, REG_FD_OFF,
64 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
65 6, REG_ISO_50, REG_CAP_NONE, REG_WDR_OFF,
66 },
67 [REG_SCENE_SUNSET] = {
68 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_PRESET,
69 REG_AWB_DAYLIGHT,
70 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
71 REG_AF_NORMAL, REG_FD_OFF,
72 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
73 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
74 },
75 [REG_SCENE_DAWN_DUSK] = {
76 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_PRESET,
77 REG_AWB_FLUORESCENT_1,
78 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
79 REG_AF_NORMAL, REG_FD_OFF,
80 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
81 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
82 },
83 [REG_SCENE_FALL] = {
84 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
85 REG_CHROMA_ON, 5, REG_EDGE_ON, 5,
86 REG_AF_NORMAL, REG_FD_OFF,
87 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
88 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
89 },
90 [REG_SCENE_NIGHT] = {
91 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
92 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
93 REG_AF_NORMAL, REG_FD_OFF,
94 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
95 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
96 },
97 [REG_SCENE_AGAINST_LIGHT] = {
98 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
99 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
100 REG_AF_NORMAL, REG_FD_OFF,
101 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
102 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
103 },
104 [REG_SCENE_FIRE] = {
105 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
106 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
107 REG_AF_NORMAL, REG_FD_OFF,
108 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
109 6, REG_ISO_50, REG_CAP_NONE, REG_WDR_OFF,
110 },
111 [REG_SCENE_TEXT] = {
112 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
113 REG_CHROMA_ON, 3, REG_EDGE_ON, 7,
114 REG_AF_MACRO, REG_FD_OFF,
115 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
116 6, REG_ISO_AUTO, REG_CAP_ANTI_SHAKE, REG_WDR_ON,
117 },
118 [REG_SCENE_CANDLE] = {
119 REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
120 REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
121 REG_AF_NORMAL, REG_FD_OFF,
122 REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
123 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
124 },
125};
126
127/**
128 * m5mols_do_scenemode() - Change current scenemode
129 * @mode: Desired mode of the scenemode
130 *
131 * WARNING: The execution order is important. Do not change the order.
132 */
133int m5mols_do_scenemode(struct m5mols_info *info, u8 mode)
134{
135 struct v4l2_subdev *sd = &info->sd;
136 struct m5mols_scenemode scenemode = m5mols_default_scenemode[mode];
137 int ret;
138
139 if (mode > REG_SCENE_CANDLE)
140 return -EINVAL;
141
142 ret = v4l2_ctrl_s_ctrl(info->lock_3a, 0);
143 if (!ret)
144 ret = m5mols_write(sd, AE_EV_PRESET_MONITOR, mode);
145 if (!ret)
146 ret = m5mols_write(sd, AE_EV_PRESET_CAPTURE, mode);
147 if (!ret)
148 ret = m5mols_write(sd, AE_MODE, scenemode.metering);
149 if (!ret)
150 ret = m5mols_write(sd, AE_INDEX, scenemode.ev_bias);
151 if (!ret)
152 ret = m5mols_write(sd, AWB_MODE, scenemode.wb_mode);
153 if (!ret)
154 ret = m5mols_write(sd, AWB_MANUAL, scenemode.wb_preset);
155 if (!ret)
156 ret = m5mols_write(sd, MON_CHROMA_EN, scenemode.chroma_en);
157 if (!ret)
158 ret = m5mols_write(sd, MON_CHROMA_LVL, scenemode.chroma_lvl);
159 if (!ret)
160 ret = m5mols_write(sd, MON_EDGE_EN, scenemode.edge_en);
161 if (!ret)
162 ret = m5mols_write(sd, MON_EDGE_LVL, scenemode.edge_lvl);
163 if (!ret && is_available_af(info))
164 ret = m5mols_write(sd, AF_MODE, scenemode.af_range);
165 if (!ret && is_available_af(info))
166 ret = m5mols_write(sd, FD_CTL, scenemode.fd_mode);
167 if (!ret)
168 ret = m5mols_write(sd, MON_TONE_CTL, scenemode.tone);
169 if (!ret)
170 ret = m5mols_write(sd, AE_ISO, scenemode.iso);
171 if (!ret)
172 ret = m5mols_set_mode(info, REG_CAPTURE);
173 if (!ret)
174 ret = m5mols_write(sd, CAPP_WDR_EN, scenemode.wdr);
175 if (!ret)
176 ret = m5mols_write(sd, CAPP_MCC_MODE, scenemode.mcc);
177 if (!ret)
178 ret = m5mols_write(sd, CAPP_LIGHT_CTRL, scenemode.light);
179 if (!ret)
180 ret = m5mols_write(sd, CAPP_FLASH_CTRL, scenemode.flash);
181 if (!ret)
182 ret = m5mols_write(sd, CAPC_MODE, scenemode.capt_mode);
183 if (!ret)
184 ret = m5mols_set_mode(info, REG_MONITOR);
185
186 return ret;
187}
188
189static int m5mols_3a_lock(struct m5mols_info *info, struct v4l2_ctrl *ctrl)
190{
191 bool af_lock = ctrl->val & V4L2_LOCK_FOCUS;
192 int ret = 0;
193
194 if ((ctrl->val ^ ctrl->cur.val) & V4L2_LOCK_EXPOSURE) {
195 bool ae_lock = ctrl->val & V4L2_LOCK_EXPOSURE;
196
197 ret = m5mols_write(&info->sd, AE_LOCK, ae_lock ?
198 REG_AE_LOCK : REG_AE_UNLOCK);
199 if (ret)
200 return ret;
201 }
202
203 if (((ctrl->val ^ ctrl->cur.val) & V4L2_LOCK_WHITE_BALANCE)
204 && info->auto_wb->val) {
205 bool awb_lock = ctrl->val & V4L2_LOCK_WHITE_BALANCE;
206
207 ret = m5mols_write(&info->sd, AWB_LOCK, awb_lock ?
208 REG_AWB_LOCK : REG_AWB_UNLOCK);
209 if (ret)
210 return ret;
211 }
212
213 if (!info->ver.af || !af_lock)
214 return ret;
215
216 if ((ctrl->val ^ ctrl->cur.val) & V4L2_LOCK_FOCUS)
217 ret = m5mols_write(&info->sd, AF_EXECUTE, REG_AF_STOP);
218
219 return ret;
220}
221
222static int m5mols_set_metering_mode(struct m5mols_info *info, int mode)
223{
224 unsigned int metering;
225
226 switch (mode) {
227 case V4L2_EXPOSURE_METERING_CENTER_WEIGHTED:
228 metering = REG_AE_CENTER;
229 break;
230 case V4L2_EXPOSURE_METERING_SPOT:
231 metering = REG_AE_SPOT;
232 break;
233 default:
234 metering = REG_AE_ALL;
235 break;
236 }
237
238 return m5mols_write(&info->sd, AE_MODE, metering);
239}
240
241static int m5mols_set_exposure(struct m5mols_info *info, int exposure)
242{
243 struct v4l2_subdev *sd = &info->sd;
244 int ret = 0;
245
246 if (exposure == V4L2_EXPOSURE_AUTO) {
247 /* Unlock auto exposure */
248 info->lock_3a->val &= ~V4L2_LOCK_EXPOSURE;
249 m5mols_3a_lock(info, info->lock_3a);
250
251 ret = m5mols_set_metering_mode(info, info->metering->val);
252 if (ret < 0)
253 return ret;
254
255 v4l2_dbg(1, m5mols_debug, sd,
256 "%s: exposure bias: %#x, metering: %#x\n",
257 __func__, info->exposure_bias->val,
258 info->metering->val);
259
260 return m5mols_write(sd, AE_INDEX, info->exposure_bias->val);
261 }
262
263 if (exposure == V4L2_EXPOSURE_MANUAL) {
264 ret = m5mols_write(sd, AE_MODE, REG_AE_OFF);
265 if (ret == 0)
266 ret = m5mols_write(sd, AE_MAN_GAIN_MON,
267 info->exposure->val);
268 if (ret == 0)
269 ret = m5mols_write(sd, AE_MAN_GAIN_CAP,
270 info->exposure->val);
271
272 v4l2_dbg(1, m5mols_debug, sd, "%s: exposure: %#x\n",
273 __func__, info->exposure->val);
274 }
275
276 return ret;
277}
278
279static int m5mols_set_white_balance(struct m5mols_info *info, int val)
280{
281 static const unsigned short wb[][2] = {
282 { V4L2_WHITE_BALANCE_INCANDESCENT, REG_AWB_INCANDESCENT },
283 { V4L2_WHITE_BALANCE_FLUORESCENT, REG_AWB_FLUORESCENT_1 },
284 { V4L2_WHITE_BALANCE_FLUORESCENT_H, REG_AWB_FLUORESCENT_2 },
285 { V4L2_WHITE_BALANCE_HORIZON, REG_AWB_HORIZON },
286 { V4L2_WHITE_BALANCE_DAYLIGHT, REG_AWB_DAYLIGHT },
287 { V4L2_WHITE_BALANCE_FLASH, REG_AWB_LEDLIGHT },
288 { V4L2_WHITE_BALANCE_CLOUDY, REG_AWB_CLOUDY },
289 { V4L2_WHITE_BALANCE_SHADE, REG_AWB_SHADE },
290 { V4L2_WHITE_BALANCE_AUTO, REG_AWB_AUTO },
291 };
292 int i;
293 struct v4l2_subdev *sd = &info->sd;
294 int ret = -EINVAL;
295
296 for (i = 0; i < ARRAY_SIZE(wb); i++) {
297 int awb;
298 if (wb[i][0] != val)
299 continue;
300
301 v4l2_dbg(1, m5mols_debug, sd,
302 "Setting white balance to: %#x\n", wb[i][0]);
303
304 awb = wb[i][0] == V4L2_WHITE_BALANCE_AUTO;
305 ret = m5mols_write(sd, AWB_MODE, awb ? REG_AWB_AUTO :
306 REG_AWB_PRESET);
307 if (ret < 0)
308 return ret;
309
310 if (!awb)
311 ret = m5mols_write(sd, AWB_MANUAL, wb[i][1]);
312 }
313
314 return ret;
315}
316
317static int m5mols_set_saturation(struct m5mols_info *info, int val)
318{
319 int ret = m5mols_write(&info->sd, MON_CHROMA_LVL, val);
320 if (ret < 0)
321 return ret;
322
323 return m5mols_write(&info->sd, MON_CHROMA_EN, REG_CHROMA_ON);
324}
325
326static int m5mols_set_color_effect(struct m5mols_info *info, int val)
327{
328 unsigned int m_effect = REG_COLOR_EFFECT_OFF;
329 unsigned int p_effect = REG_EFFECT_OFF;
330 unsigned int cfix_r = 0, cfix_b = 0;
331 struct v4l2_subdev *sd = &info->sd;
332 int ret = 0;
333
334 switch (val) {
335 case V4L2_COLORFX_BW:
336 m_effect = REG_COLOR_EFFECT_ON;
337 break;
338 case V4L2_COLORFX_NEGATIVE:
339 p_effect = REG_EFFECT_NEGA;
340 break;
341 case V4L2_COLORFX_EMBOSS:
342 p_effect = REG_EFFECT_EMBOSS;
343 break;
344 case V4L2_COLORFX_SEPIA:
345 m_effect = REG_COLOR_EFFECT_ON;
346 cfix_r = REG_CFIXR_SEPIA;
347 cfix_b = REG_CFIXB_SEPIA;
348 break;
349 }
350
351 ret = m5mols_write(sd, PARM_EFFECT, p_effect);
352 if (!ret)
353 ret = m5mols_write(sd, MON_EFFECT, m_effect);
354
355 if (ret == 0 && m_effect == REG_COLOR_EFFECT_ON) {
356 ret = m5mols_write(sd, MON_CFIXR, cfix_r);
357 if (!ret)
358 ret = m5mols_write(sd, MON_CFIXB, cfix_b);
359 }
360
361 v4l2_dbg(1, m5mols_debug, sd,
362 "p_effect: %#x, m_effect: %#x, r: %#x, b: %#x (%d)\n",
363 p_effect, m_effect, cfix_r, cfix_b, ret);
364
365 return ret;
366}
367
368static int m5mols_set_iso(struct m5mols_info *info, int auto_iso)
369{
370 u32 iso = auto_iso ? 0 : info->iso->val + 1;
371
372 return m5mols_write(&info->sd, AE_ISO, iso);
373}
374
375static int m5mols_set_wdr(struct m5mols_info *info, int wdr)
376{
377 int ret;
378
379 ret = m5mols_write(&info->sd, MON_TONE_CTL, wdr ? 9 : 5);
380 if (ret < 0)
381 return ret;
382
383 ret = m5mols_set_mode(info, REG_CAPTURE);
384 if (ret < 0)
385 return ret;
386
387 return m5mols_write(&info->sd, CAPP_WDR_EN, wdr);
388}
389
390static int m5mols_set_stabilization(struct m5mols_info *info, int val)
391{
392 struct v4l2_subdev *sd = &info->sd;
393 unsigned int evp = val ? 0xe : 0x0;
394 int ret;
395
396 ret = m5mols_write(sd, AE_EV_PRESET_MONITOR, evp);
397 if (ret < 0)
398 return ret;
399
400 return m5mols_write(sd, AE_EV_PRESET_CAPTURE, evp);
401}
402
403static int m5mols_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
404{
405 struct v4l2_subdev *sd = to_sd(ctrl);
406 struct m5mols_info *info = to_m5mols(sd);
407 int ret = 0;
408 u8 status;
409
410 v4l2_dbg(1, m5mols_debug, sd, "%s: ctrl: %s (%d)\n",
411 __func__, ctrl->name, info->isp_ready);
412
413 if (!info->isp_ready)
414 return -EBUSY;
415
416 switch (ctrl->id) {
417 case V4L2_CID_ISO_SENSITIVITY_AUTO:
418 ret = m5mols_read_u8(sd, AE_ISO, &status);
419 if (ret == 0)
420 ctrl->val = !status;
421 if (status != REG_ISO_AUTO)
422 info->iso->val = status - 1;
423 break;
424
425 case V4L2_CID_3A_LOCK:
426 ctrl->val &= ~0x7;
427
428 ret = m5mols_read_u8(sd, AE_LOCK, &status);
429 if (ret)
430 return ret;
431 if (status)
432 info->lock_3a->val |= V4L2_LOCK_EXPOSURE;
433
434 ret = m5mols_read_u8(sd, AWB_LOCK, &status);
435 if (ret)
436 return ret;
437 if (status)
438 info->lock_3a->val |= V4L2_LOCK_EXPOSURE;
439
440 ret = m5mols_read_u8(sd, AF_EXECUTE, &status);
441 if (!status)
442 info->lock_3a->val |= V4L2_LOCK_EXPOSURE;
443 break;
444 }
445
446 return ret;
447}
448
449static int m5mols_s_ctrl(struct v4l2_ctrl *ctrl)
450{
451 unsigned int ctrl_mode = m5mols_get_ctrl_mode(ctrl);
452 struct v4l2_subdev *sd = to_sd(ctrl);
453 struct m5mols_info *info = to_m5mols(sd);
454 int last_mode = info->mode;
455 int ret = 0;
456
457 /*
458 * If needed, defer restoring the controls until
459 * the device is fully initialized.
460 */
461 if (!info->isp_ready) {
462 info->ctrl_sync = 0;
463 return 0;
464 }
465
466 v4l2_dbg(1, m5mols_debug, sd, "%s: %s, val: %d, priv: %#x\n",
467 __func__, ctrl->name, ctrl->val, (int)ctrl->priv);
468
469 if (ctrl_mode && ctrl_mode != info->mode) {
470 ret = m5mols_set_mode(info, ctrl_mode);
471 if (ret < 0)
472 return ret;
473 }
474
475 switch (ctrl->id) {
476 case V4L2_CID_3A_LOCK:
477 ret = m5mols_3a_lock(info, ctrl);
478 break;
479
480 case V4L2_CID_ZOOM_ABSOLUTE:
481 ret = m5mols_write(sd, MON_ZOOM, ctrl->val);
482 break;
483
484 case V4L2_CID_EXPOSURE_AUTO:
485 ret = m5mols_set_exposure(info, ctrl->val);
486 break;
487
488 case V4L2_CID_ISO_SENSITIVITY:
489 ret = m5mols_set_iso(info, ctrl->val);
490 break;
491
492 case V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE:
493 ret = m5mols_set_white_balance(info, ctrl->val);
494 break;
495
496 case V4L2_CID_SATURATION:
497 ret = m5mols_set_saturation(info, ctrl->val);
498 break;
499
500 case V4L2_CID_COLORFX:
501 ret = m5mols_set_color_effect(info, ctrl->val);
502 break;
503
504 case V4L2_CID_WIDE_DYNAMIC_RANGE:
505 ret = m5mols_set_wdr(info, ctrl->val);
506 break;
507
508 case V4L2_CID_IMAGE_STABILIZATION:
509 ret = m5mols_set_stabilization(info, ctrl->val);
510 break;
511
512 case V4L2_CID_JPEG_COMPRESSION_QUALITY:
513 ret = m5mols_write(sd, CAPP_JPEG_RATIO, ctrl->val);
514 break;
515 }
516
517 if (ret == 0 && info->mode != last_mode)
518 ret = m5mols_set_mode(info, last_mode);
519
520 return ret;
521}
522
523static const struct v4l2_ctrl_ops m5mols_ctrl_ops = {
524 .g_volatile_ctrl = m5mols_g_volatile_ctrl,
525 .s_ctrl = m5mols_s_ctrl,
526};
527
528/* Supported manual ISO values */
529static const s64 iso_qmenu[] = {
530 /* AE_ISO: 0x01...0x07 (ISO: 50...3200) */
531 50000, 100000, 200000, 400000, 800000, 1600000, 3200000
532};
533
534/* Supported Exposure Bias values, -2.0EV...+2.0EV */
535static const s64 ev_bias_qmenu[] = {
536 /* AE_INDEX: 0x00...0x08 */
537 -2000, -1500, -1000, -500, 0, 500, 1000, 1500, 2000
538};
539
540int m5mols_init_controls(struct v4l2_subdev *sd)
541{
542 struct m5mols_info *info = to_m5mols(sd);
543 u16 exposure_max;
544 u16 zoom_step;
545 int ret;
546
547 /* Determine the firmware dependant control range and step values */
548 ret = m5mols_read_u16(sd, AE_MAX_GAIN_MON, &exposure_max);
549 if (ret < 0)
550 return ret;
551
552 zoom_step = is_manufacturer(info, REG_SAMSUNG_OPTICS) ? 31 : 1;
553 v4l2_ctrl_handler_init(&info->handle, 20);
554
555 info->auto_wb = v4l2_ctrl_new_std_menu(&info->handle,
556 &m5mols_ctrl_ops, V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE,
557 9, ~0x3fe, V4L2_WHITE_BALANCE_AUTO);
558
559 /* Exposure control cluster */
560 info->auto_exposure = v4l2_ctrl_new_std_menu(&info->handle,
561 &m5mols_ctrl_ops, V4L2_CID_EXPOSURE_AUTO,
562 1, ~0x03, V4L2_EXPOSURE_AUTO);
563
564 info->exposure = v4l2_ctrl_new_std(&info->handle,
565 &m5mols_ctrl_ops, V4L2_CID_EXPOSURE,
566 0, exposure_max, 1, exposure_max / 2);
567
568 info->exposure_bias = v4l2_ctrl_new_int_menu(&info->handle,
569 &m5mols_ctrl_ops, V4L2_CID_AUTO_EXPOSURE_BIAS,
570 ARRAY_SIZE(ev_bias_qmenu) - 1,
571 ARRAY_SIZE(ev_bias_qmenu)/2 - 1,
572 ev_bias_qmenu);
573
574 info->metering = v4l2_ctrl_new_std_menu(&info->handle,
575 &m5mols_ctrl_ops, V4L2_CID_EXPOSURE_METERING,
576 2, ~0x7, V4L2_EXPOSURE_METERING_AVERAGE);
577
578 /* ISO control cluster */
579 info->auto_iso = v4l2_ctrl_new_std_menu(&info->handle, &m5mols_ctrl_ops,
580 V4L2_CID_ISO_SENSITIVITY_AUTO, 1, ~0x03, 1);
581
582 info->iso = v4l2_ctrl_new_int_menu(&info->handle, &m5mols_ctrl_ops,
583 V4L2_CID_ISO_SENSITIVITY, ARRAY_SIZE(iso_qmenu) - 1,
584 ARRAY_SIZE(iso_qmenu)/2 - 1, iso_qmenu);
585
586 info->saturation = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
587 V4L2_CID_SATURATION, 1, 5, 1, 3);
588
589 info->zoom = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
590 V4L2_CID_ZOOM_ABSOLUTE, 1, 70, zoom_step, 1);
591
592 info->colorfx = v4l2_ctrl_new_std_menu(&info->handle, &m5mols_ctrl_ops,
593 V4L2_CID_COLORFX, 4, 0, V4L2_COLORFX_NONE);
594
595 info->wdr = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
596 V4L2_CID_WIDE_DYNAMIC_RANGE, 0, 1, 1, 0);
597
598 info->stabilization = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
599 V4L2_CID_IMAGE_STABILIZATION, 0, 1, 1, 0);
600
601 info->jpeg_quality = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
602 V4L2_CID_JPEG_COMPRESSION_QUALITY, 1, 100, 1, 80);
603
604 info->lock_3a = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
605 V4L2_CID_3A_LOCK, 0, 0x7, 0, 0);
606
607 if (info->handle.error) {
608 int ret = info->handle.error;
609 v4l2_err(sd, "Failed to initialize controls: %d\n", ret);
610 v4l2_ctrl_handler_free(&info->handle);
611 return ret;
612 }
613
614 v4l2_ctrl_auto_cluster(4, &info->auto_exposure, 1, false);
615 info->auto_iso->flags |= V4L2_CTRL_FLAG_VOLATILE |
616 V4L2_CTRL_FLAG_UPDATE;
617 v4l2_ctrl_auto_cluster(2, &info->auto_iso, 0, false);
618
619 info->lock_3a->flags |= V4L2_CTRL_FLAG_VOLATILE;
620
621 m5mols_set_ctrl_mode(info->auto_exposure, REG_PARAMETER);
622 m5mols_set_ctrl_mode(info->auto_wb, REG_PARAMETER);
623 m5mols_set_ctrl_mode(info->colorfx, REG_MONITOR);
624
625 sd->ctrl_handler = &info->handle;
626
627 return 0;
628}
diff --git a/drivers/media/i2c/m5mols/m5mols_core.c b/drivers/media/i2c/m5mols/m5mols_core.c
new file mode 100644
index 000000000000..ac7d28b6ddf2
--- /dev/null
+++ b/drivers/media/i2c/m5mols/m5mols_core.c
@@ -0,0 +1,990 @@
1/*
2 * Driver for M-5MOLS 8M Pixel camera sensor with ISP
3 *
4 * Copyright (C) 2011 Samsung Electronics Co., Ltd.
5 * Author: HeungJun Kim <riverful.kim@samsung.com>
6 *
7 * Copyright (C) 2009 Samsung Electronics Co., Ltd.
8 * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
16#include <linux/i2c.h>
17#include <linux/slab.h>
18#include <linux/irq.h>
19#include <linux/interrupt.h>
20#include <linux/delay.h>
21#include <linux/gpio.h>
22#include <linux/regulator/consumer.h>
23#include <linux/videodev2.h>
24#include <linux/module.h>
25#include <media/v4l2-ctrls.h>
26#include <media/v4l2-device.h>
27#include <media/v4l2-subdev.h>
28#include <media/m5mols.h>
29
30#include "m5mols.h"
31#include "m5mols_reg.h"
32
33int m5mols_debug;
34module_param(m5mols_debug, int, 0644);
35
36#define MODULE_NAME "M5MOLS"
37#define M5MOLS_I2C_CHECK_RETRY 500
38
39/* The regulator consumer names for external voltage regulators */
40static struct regulator_bulk_data supplies[] = {
41 {
42 .supply = "core", /* ARM core power, 1.2V */
43 }, {
44 .supply = "dig_18", /* digital power 1, 1.8V */
45 }, {
46 .supply = "d_sensor", /* sensor power 1, 1.8V */
47 }, {
48 .supply = "dig_28", /* digital power 2, 2.8V */
49 }, {
50 .supply = "a_sensor", /* analog power */
51 }, {
52 .supply = "dig_12", /* digital power 3, 1.2V */
53 },
54};
55
56static struct v4l2_mbus_framefmt m5mols_default_ffmt[M5MOLS_RESTYPE_MAX] = {
57 [M5MOLS_RESTYPE_MONITOR] = {
58 .width = 1920,
59 .height = 1080,
60 .code = V4L2_MBUS_FMT_VYUY8_2X8,
61 .field = V4L2_FIELD_NONE,
62 .colorspace = V4L2_COLORSPACE_JPEG,
63 },
64 [M5MOLS_RESTYPE_CAPTURE] = {
65 .width = 1920,
66 .height = 1080,
67 .code = V4L2_MBUS_FMT_JPEG_1X8,
68 .field = V4L2_FIELD_NONE,
69 .colorspace = V4L2_COLORSPACE_JPEG,
70 },
71};
72#define SIZE_DEFAULT_FFMT ARRAY_SIZE(m5mols_default_ffmt)
73
74static const struct m5mols_resolution m5mols_reg_res[] = {
75 { 0x01, M5MOLS_RESTYPE_MONITOR, 128, 96 }, /* SUB-QCIF */
76 { 0x03, M5MOLS_RESTYPE_MONITOR, 160, 120 }, /* QQVGA */
77 { 0x05, M5MOLS_RESTYPE_MONITOR, 176, 144 }, /* QCIF */
78 { 0x06, M5MOLS_RESTYPE_MONITOR, 176, 176 },
79 { 0x08, M5MOLS_RESTYPE_MONITOR, 240, 320 }, /* QVGA */
80 { 0x09, M5MOLS_RESTYPE_MONITOR, 320, 240 }, /* QVGA */
81 { 0x0c, M5MOLS_RESTYPE_MONITOR, 240, 400 }, /* WQVGA */
82 { 0x0d, M5MOLS_RESTYPE_MONITOR, 400, 240 }, /* WQVGA */
83 { 0x0e, M5MOLS_RESTYPE_MONITOR, 352, 288 }, /* CIF */
84 { 0x13, M5MOLS_RESTYPE_MONITOR, 480, 360 },
85 { 0x15, M5MOLS_RESTYPE_MONITOR, 640, 360 }, /* qHD */
86 { 0x17, M5MOLS_RESTYPE_MONITOR, 640, 480 }, /* VGA */
87 { 0x18, M5MOLS_RESTYPE_MONITOR, 720, 480 },
88 { 0x1a, M5MOLS_RESTYPE_MONITOR, 800, 480 }, /* WVGA */
89 { 0x1f, M5MOLS_RESTYPE_MONITOR, 800, 600 }, /* SVGA */
90 { 0x21, M5MOLS_RESTYPE_MONITOR, 1280, 720 }, /* HD */
91 { 0x25, M5MOLS_RESTYPE_MONITOR, 1920, 1080 }, /* 1080p */
92 { 0x29, M5MOLS_RESTYPE_MONITOR, 3264, 2448 }, /* 2.63fps 8M */
93 { 0x39, M5MOLS_RESTYPE_MONITOR, 800, 602 }, /* AHS_MON debug */
94
95 { 0x02, M5MOLS_RESTYPE_CAPTURE, 320, 240 }, /* QVGA */
96 { 0x04, M5MOLS_RESTYPE_CAPTURE, 400, 240 }, /* WQVGA */
97 { 0x07, M5MOLS_RESTYPE_CAPTURE, 480, 360 },
98 { 0x08, M5MOLS_RESTYPE_CAPTURE, 640, 360 }, /* qHD */
99 { 0x09, M5MOLS_RESTYPE_CAPTURE, 640, 480 }, /* VGA */
100 { 0x0a, M5MOLS_RESTYPE_CAPTURE, 800, 480 }, /* WVGA */
101 { 0x10, M5MOLS_RESTYPE_CAPTURE, 1280, 720 }, /* HD */
102 { 0x14, M5MOLS_RESTYPE_CAPTURE, 1280, 960 }, /* 1M */
103 { 0x17, M5MOLS_RESTYPE_CAPTURE, 1600, 1200 }, /* 2M */
104 { 0x19, M5MOLS_RESTYPE_CAPTURE, 1920, 1080 }, /* Full-HD */
105 { 0x1a, M5MOLS_RESTYPE_CAPTURE, 2048, 1152 }, /* 3Mega */
106 { 0x1b, M5MOLS_RESTYPE_CAPTURE, 2048, 1536 },
107 { 0x1c, M5MOLS_RESTYPE_CAPTURE, 2560, 1440 }, /* 4Mega */
108 { 0x1d, M5MOLS_RESTYPE_CAPTURE, 2560, 1536 },
109 { 0x1f, M5MOLS_RESTYPE_CAPTURE, 2560, 1920 }, /* 5Mega */
110 { 0x21, M5MOLS_RESTYPE_CAPTURE, 3264, 1836 }, /* 6Mega */
111 { 0x22, M5MOLS_RESTYPE_CAPTURE, 3264, 1960 },
112 { 0x25, M5MOLS_RESTYPE_CAPTURE, 3264, 2448 }, /* 8Mega */
113};
114
115/**
116 * m5mols_swap_byte - an byte array to integer conversion function
117 * @size: size in bytes of I2C packet defined in the M-5MOLS datasheet
118 *
119 * Convert I2C data byte array with performing any required byte
120 * reordering to assure proper values for each data type, regardless
121 * of the architecture endianness.
122 */
123static u32 m5mols_swap_byte(u8 *data, u8 length)
124{
125 if (length == 1)
126 return *data;
127 else if (length == 2)
128 return be16_to_cpu(*((u16 *)data));
129 else
130 return be32_to_cpu(*((u32 *)data));
131}
132
133/**
134 * m5mols_read - I2C read function
135 * @reg: combination of size, category and command for the I2C packet
136 * @size: desired size of I2C packet
137 * @val: read value
138 *
139 * Returns 0 on success, or else negative errno.
140 */
141static int m5mols_read(struct v4l2_subdev *sd, u32 size, u32 reg, u32 *val)
142{
143 struct i2c_client *client = v4l2_get_subdevdata(sd);
144 struct m5mols_info *info = to_m5mols(sd);
145 u8 rbuf[M5MOLS_I2C_MAX_SIZE + 1];
146 u8 category = I2C_CATEGORY(reg);
147 u8 cmd = I2C_COMMAND(reg);
148 struct i2c_msg msg[2];
149 u8 wbuf[5];
150 int ret;
151
152 if (!client->adapter)
153 return -ENODEV;
154
155 msg[0].addr = client->addr;
156 msg[0].flags = 0;
157 msg[0].len = 5;
158 msg[0].buf = wbuf;
159 wbuf[0] = 5;
160 wbuf[1] = M5MOLS_BYTE_READ;
161 wbuf[2] = category;
162 wbuf[3] = cmd;
163 wbuf[4] = size;
164
165 msg[1].addr = client->addr;
166 msg[1].flags = I2C_M_RD;
167 msg[1].len = size + 1;
168 msg[1].buf = rbuf;
169
170 /* minimum stabilization time */
171 usleep_range(200, 200);
172
173 ret = i2c_transfer(client->adapter, msg, 2);
174
175 if (ret == 2) {
176 *val = m5mols_swap_byte(&rbuf[1], size);
177 return 0;
178 }
179
180 if (info->isp_ready)
181 v4l2_err(sd, "read failed: size:%d cat:%02x cmd:%02x. %d\n",
182 size, category, cmd, ret);
183
184 return ret < 0 ? ret : -EIO;
185}
186
187int m5mols_read_u8(struct v4l2_subdev *sd, u32 reg, u8 *val)
188{
189 u32 val_32;
190 int ret;
191
192 if (I2C_SIZE(reg) != 1) {
193 v4l2_err(sd, "Wrong data size\n");
194 return -EINVAL;
195 }
196
197 ret = m5mols_read(sd, I2C_SIZE(reg), reg, &val_32);
198 if (ret)
199 return ret;
200
201 *val = (u8)val_32;
202 return ret;
203}
204
205int m5mols_read_u16(struct v4l2_subdev *sd, u32 reg, u16 *val)
206{
207 u32 val_32;
208 int ret;
209
210 if (I2C_SIZE(reg) != 2) {
211 v4l2_err(sd, "Wrong data size\n");
212 return -EINVAL;
213 }
214
215 ret = m5mols_read(sd, I2C_SIZE(reg), reg, &val_32);
216 if (ret)
217 return ret;
218
219 *val = (u16)val_32;
220 return ret;
221}
222
223int m5mols_read_u32(struct v4l2_subdev *sd, u32 reg, u32 *val)
224{
225 if (I2C_SIZE(reg) != 4) {
226 v4l2_err(sd, "Wrong data size\n");
227 return -EINVAL;
228 }
229
230 return m5mols_read(sd, I2C_SIZE(reg), reg, val);
231}
232
233/**
234 * m5mols_write - I2C command write function
235 * @reg: combination of size, category and command for the I2C packet
236 * @val: value to write
237 *
238 * Returns 0 on success, or else negative errno.
239 */
240int m5mols_write(struct v4l2_subdev *sd, u32 reg, u32 val)
241{
242 struct i2c_client *client = v4l2_get_subdevdata(sd);
243 struct m5mols_info *info = to_m5mols(sd);
244 u8 wbuf[M5MOLS_I2C_MAX_SIZE + 4];
245 u8 category = I2C_CATEGORY(reg);
246 u8 cmd = I2C_COMMAND(reg);
247 u8 size = I2C_SIZE(reg);
248 u32 *buf = (u32 *)&wbuf[4];
249 struct i2c_msg msg[1];
250 int ret;
251
252 if (!client->adapter)
253 return -ENODEV;
254
255 if (size != 1 && size != 2 && size != 4) {
256 v4l2_err(sd, "Wrong data size\n");
257 return -EINVAL;
258 }
259
260 msg->addr = client->addr;
261 msg->flags = 0;
262 msg->len = (u16)size + 4;
263 msg->buf = wbuf;
264 wbuf[0] = size + 4;
265 wbuf[1] = M5MOLS_BYTE_WRITE;
266 wbuf[2] = category;
267 wbuf[3] = cmd;
268
269 *buf = m5mols_swap_byte((u8 *)&val, size);
270
271 usleep_range(200, 200);
272
273 ret = i2c_transfer(client->adapter, msg, 1);
274 if (ret == 1)
275 return 0;
276
277 if (info->isp_ready)
278 v4l2_err(sd, "write failed: cat:%02x cmd:%02x ret:%d\n",
279 category, cmd, ret);
280
281 return ret < 0 ? ret : -EIO;
282}
283
284/**
285 * m5mols_busy_wait - Busy waiting with I2C register polling
286 * @reg: the I2C_REG() address of an 8-bit status register to check
287 * @value: expected status register value
288 * @mask: bit mask for the read status register value
289 * @timeout: timeout in miliseconds, or -1 for default timeout
290 *
291 * The @reg register value is ORed with @mask before comparing with @value.
292 *
293 * Return: 0 if the requested condition became true within less than
294 * @timeout ms, or else negative errno.
295 */
296int m5mols_busy_wait(struct v4l2_subdev *sd, u32 reg, u32 value, u32 mask,
297 int timeout)
298{
299 int ms = timeout < 0 ? M5MOLS_BUSY_WAIT_DEF_TIMEOUT : timeout;
300 unsigned long end = jiffies + msecs_to_jiffies(ms);
301 u8 status;
302
303 do {
304 int ret = m5mols_read_u8(sd, reg, &status);
305
306 if (ret < 0 && !(mask & M5MOLS_I2C_RDY_WAIT_FL))
307 return ret;
308 if (!ret && (status & mask & 0xff) == (value & 0xff))
309 return 0;
310 usleep_range(100, 250);
311 } while (ms > 0 && time_is_after_jiffies(end));
312
313 return -EBUSY;
314}
315
316/**
317 * m5mols_enable_interrupt - Clear interrupt pending bits and unmask interrupts
318 *
319 * Before writing desired interrupt value the INT_FACTOR register should
320 * be read to clear pending interrupts.
321 */
322int m5mols_enable_interrupt(struct v4l2_subdev *sd, u8 reg)
323{
324 struct m5mols_info *info = to_m5mols(sd);
325 u8 mask = is_available_af(info) ? REG_INT_AF : 0;
326 u8 dummy;
327 int ret;
328
329 ret = m5mols_read_u8(sd, SYSTEM_INT_FACTOR, &dummy);
330 if (!ret)
331 ret = m5mols_write(sd, SYSTEM_INT_ENABLE, reg & ~mask);
332 return ret;
333}
334
335int m5mols_wait_interrupt(struct v4l2_subdev *sd, u8 irq_mask, u32 timeout)
336{
337 struct m5mols_info *info = to_m5mols(sd);
338
339 int ret = wait_event_interruptible_timeout(info->irq_waitq,
340 atomic_add_unless(&info->irq_done, -1, 0),
341 msecs_to_jiffies(timeout));
342 if (ret <= 0)
343 return ret ? ret : -ETIMEDOUT;
344
345 return m5mols_busy_wait(sd, SYSTEM_INT_FACTOR, irq_mask,
346 M5MOLS_I2C_RDY_WAIT_FL | irq_mask, -1);
347}
348
349/**
350 * m5mols_reg_mode - Write the mode and check busy status
351 *
352 * It always accompanies a little delay changing the M-5MOLS mode, so it is
353 * needed checking current busy status to guarantee right mode.
354 */
355static int m5mols_reg_mode(struct v4l2_subdev *sd, u8 mode)
356{
357 int ret = m5mols_write(sd, SYSTEM_SYSMODE, mode);
358 if (ret < 0)
359 return ret;
360 return m5mols_busy_wait(sd, SYSTEM_SYSMODE, mode, 0xff,
361 M5MOLS_MODE_CHANGE_TIMEOUT);
362}
363
364/**
365 * m5mols_set_mode - set the M-5MOLS controller mode
366 * @mode: the required operation mode
367 *
368 * The commands of M-5MOLS are grouped into specific modes. Each functionality
369 * can be guaranteed only when the sensor is operating in mode which a command
370 * belongs to.
371 */
372int m5mols_set_mode(struct m5mols_info *info, u8 mode)
373{
374 struct v4l2_subdev *sd = &info->sd;
375 int ret = -EINVAL;
376 u8 reg;
377
378 if (mode < REG_PARAMETER || mode > REG_CAPTURE)
379 return ret;
380
381 ret = m5mols_read_u8(sd, SYSTEM_SYSMODE, &reg);
382 if (ret || reg == mode)
383 return ret;
384
385 switch (reg) {
386 case REG_PARAMETER:
387 ret = m5mols_reg_mode(sd, REG_MONITOR);
388 if (mode == REG_MONITOR)
389 break;
390 if (!ret)
391 ret = m5mols_reg_mode(sd, REG_CAPTURE);
392 break;
393
394 case REG_MONITOR:
395 if (mode == REG_PARAMETER) {
396 ret = m5mols_reg_mode(sd, REG_PARAMETER);
397 break;
398 }
399
400 ret = m5mols_reg_mode(sd, REG_CAPTURE);
401 break;
402
403 case REG_CAPTURE:
404 ret = m5mols_reg_mode(sd, REG_MONITOR);
405 if (mode == REG_MONITOR)
406 break;
407 if (!ret)
408 ret = m5mols_reg_mode(sd, REG_PARAMETER);
409 break;
410
411 default:
412 v4l2_warn(sd, "Wrong mode: %d\n", mode);
413 }
414
415 if (!ret)
416 info->mode = mode;
417
418 return ret;
419}
420
421/**
422 * m5mols_get_version - retrieve full revisions information of M-5MOLS
423 *
424 * The version information includes revisions of hardware and firmware,
425 * AutoFocus alghorithm version and the version string.
426 */
427static int m5mols_get_version(struct v4l2_subdev *sd)
428{
429 struct m5mols_info *info = to_m5mols(sd);
430 struct m5mols_version *ver = &info->ver;
431 u8 *str = ver->str;
432 int i;
433 int ret;
434
435 ret = m5mols_read_u8(sd, SYSTEM_VER_CUSTOMER, &ver->customer);
436 if (!ret)
437 ret = m5mols_read_u8(sd, SYSTEM_VER_PROJECT, &ver->project);
438 if (!ret)
439 ret = m5mols_read_u16(sd, SYSTEM_VER_FIRMWARE, &ver->fw);
440 if (!ret)
441 ret = m5mols_read_u16(sd, SYSTEM_VER_HARDWARE, &ver->hw);
442 if (!ret)
443 ret = m5mols_read_u16(sd, SYSTEM_VER_PARAMETER, &ver->param);
444 if (!ret)
445 ret = m5mols_read_u16(sd, SYSTEM_VER_AWB, &ver->awb);
446 if (!ret)
447 ret = m5mols_read_u8(sd, AF_VERSION, &ver->af);
448 if (ret)
449 return ret;
450
451 for (i = 0; i < VERSION_STRING_SIZE; i++) {
452 ret = m5mols_read_u8(sd, SYSTEM_VER_STRING, &str[i]);
453 if (ret)
454 return ret;
455 }
456
457 ver->fw = be16_to_cpu(ver->fw);
458 ver->hw = be16_to_cpu(ver->hw);
459 ver->param = be16_to_cpu(ver->param);
460 ver->awb = be16_to_cpu(ver->awb);
461
462 v4l2_info(sd, "Manufacturer\t[%s]\n",
463 is_manufacturer(info, REG_SAMSUNG_ELECTRO) ?
464 "Samsung Electro-Machanics" :
465 is_manufacturer(info, REG_SAMSUNG_OPTICS) ?
466 "Samsung Fiber-Optics" :
467 is_manufacturer(info, REG_SAMSUNG_TECHWIN) ?
468 "Samsung Techwin" : "None");
469 v4l2_info(sd, "Customer/Project\t[0x%02x/0x%02x]\n",
470 info->ver.customer, info->ver.project);
471
472 if (!is_available_af(info))
473 v4l2_info(sd, "No support Auto Focus on this firmware\n");
474
475 return ret;
476}
477
478/**
479 * __find_restype - Lookup M-5MOLS resolution type according to pixel code
480 * @code: pixel code
481 */
482static enum m5mols_restype __find_restype(enum v4l2_mbus_pixelcode code)
483{
484 enum m5mols_restype type = M5MOLS_RESTYPE_MONITOR;
485
486 do {
487 if (code == m5mols_default_ffmt[type].code)
488 return type;
489 } while (type++ != SIZE_DEFAULT_FFMT);
490
491 return 0;
492}
493
494/**
495 * __find_resolution - Lookup preset and type of M-5MOLS's resolution
496 * @mf: pixel format to find/negotiate the resolution preset for
497 * @type: M-5MOLS resolution type
498 * @resolution: M-5MOLS resolution preset register value
499 *
500 * Find nearest resolution matching resolution preset and adjust mf
501 * to supported values.
502 */
503static int __find_resolution(struct v4l2_subdev *sd,
504 struct v4l2_mbus_framefmt *mf,
505 enum m5mols_restype *type,
506 u32 *resolution)
507{
508 const struct m5mols_resolution *fsize = &m5mols_reg_res[0];
509 const struct m5mols_resolution *match = NULL;
510 enum m5mols_restype stype = __find_restype(mf->code);
511 int i = ARRAY_SIZE(m5mols_reg_res);
512 unsigned int min_err = ~0;
513
514 while (i--) {
515 int err;
516 if (stype == fsize->type) {
517 err = abs(fsize->width - mf->width)
518 + abs(fsize->height - mf->height);
519
520 if (err < min_err) {
521 min_err = err;
522 match = fsize;
523 }
524 }
525 fsize++;
526 }
527 if (match) {
528 mf->width = match->width;
529 mf->height = match->height;
530 *resolution = match->reg;
531 *type = stype;
532 return 0;
533 }
534
535 return -EINVAL;
536}
537
538static struct v4l2_mbus_framefmt *__find_format(struct m5mols_info *info,
539 struct v4l2_subdev_fh *fh,
540 enum v4l2_subdev_format_whence which,
541 enum m5mols_restype type)
542{
543 if (which == V4L2_SUBDEV_FORMAT_TRY)
544 return fh ? v4l2_subdev_get_try_format(fh, 0) : NULL;
545
546 return &info->ffmt[type];
547}
548
549static int m5mols_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
550 struct v4l2_subdev_format *fmt)
551{
552 struct m5mols_info *info = to_m5mols(sd);
553 struct v4l2_mbus_framefmt *format;
554
555 format = __find_format(info, fh, fmt->which, info->res_type);
556 if (!format)
557 return -EINVAL;
558
559 fmt->format = *format;
560 return 0;
561}
562
563static int m5mols_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
564 struct v4l2_subdev_format *fmt)
565{
566 struct m5mols_info *info = to_m5mols(sd);
567 struct v4l2_mbus_framefmt *format = &fmt->format;
568 struct v4l2_mbus_framefmt *sfmt;
569 enum m5mols_restype type;
570 u32 resolution = 0;
571 int ret;
572
573 ret = __find_resolution(sd, format, &type, &resolution);
574 if (ret < 0)
575 return ret;
576
577 sfmt = __find_format(info, fh, fmt->which, type);
578 if (!sfmt)
579 return 0;
580
581
582 format->code = m5mols_default_ffmt[type].code;
583 format->colorspace = V4L2_COLORSPACE_JPEG;
584 format->field = V4L2_FIELD_NONE;
585
586 if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) {
587 *sfmt = *format;
588 info->resolution = resolution;
589 info->res_type = type;
590 }
591
592 return 0;
593}
594
595static int m5mols_enum_mbus_code(struct v4l2_subdev *sd,
596 struct v4l2_subdev_fh *fh,
597 struct v4l2_subdev_mbus_code_enum *code)
598{
599 if (!code || code->index >= SIZE_DEFAULT_FFMT)
600 return -EINVAL;
601
602 code->code = m5mols_default_ffmt[code->index].code;
603
604 return 0;
605}
606
607static struct v4l2_subdev_pad_ops m5mols_pad_ops = {
608 .enum_mbus_code = m5mols_enum_mbus_code,
609 .get_fmt = m5mols_get_fmt,
610 .set_fmt = m5mols_set_fmt,
611};
612
613/**
614 * m5mols_restore_controls - Apply current control values to the registers
615 *
616 * m5mols_do_scenemode() handles all parameters for which there is yet no
617 * individual control. It should be replaced at some point by setting each
618 * control individually, in required register set up order.
619 */
620int m5mols_restore_controls(struct m5mols_info *info)
621{
622 int ret;
623
624 if (info->ctrl_sync)
625 return 0;
626
627 ret = m5mols_do_scenemode(info, REG_SCENE_NORMAL);
628 if (ret)
629 return ret;
630
631 ret = v4l2_ctrl_handler_setup(&info->handle);
632 info->ctrl_sync = !ret;
633
634 return ret;
635}
636
637/**
638 * m5mols_start_monitor - Start the monitor mode
639 *
640 * Before applying the controls setup the resolution and frame rate
641 * in PARAMETER mode, and then switch over to MONITOR mode.
642 */
643static int m5mols_start_monitor(struct m5mols_info *info)
644{
645 struct v4l2_subdev *sd = &info->sd;
646 int ret;
647
648 ret = m5mols_set_mode(info, REG_PARAMETER);
649 if (!ret)
650 ret = m5mols_write(sd, PARM_MON_SIZE, info->resolution);
651 if (!ret)
652 ret = m5mols_write(sd, PARM_MON_FPS, REG_FPS_30);
653 if (!ret)
654 ret = m5mols_set_mode(info, REG_MONITOR);
655 if (!ret)
656 ret = m5mols_restore_controls(info);
657
658 return ret;
659}
660
661static int m5mols_s_stream(struct v4l2_subdev *sd, int enable)
662{
663 struct m5mols_info *info = to_m5mols(sd);
664 u32 code = info->ffmt[info->res_type].code;
665
666 if (enable) {
667 int ret = -EINVAL;
668
669 if (is_code(code, M5MOLS_RESTYPE_MONITOR))
670 ret = m5mols_start_monitor(info);
671 if (is_code(code, M5MOLS_RESTYPE_CAPTURE))
672 ret = m5mols_start_capture(info);
673
674 return ret;
675 }
676
677 return m5mols_set_mode(info, REG_PARAMETER);
678}
679
680static const struct v4l2_subdev_video_ops m5mols_video_ops = {
681 .s_stream = m5mols_s_stream,
682};
683
684static int m5mols_sensor_power(struct m5mols_info *info, bool enable)
685{
686 struct v4l2_subdev *sd = &info->sd;
687 struct i2c_client *client = v4l2_get_subdevdata(sd);
688 const struct m5mols_platform_data *pdata = info->pdata;
689 int ret;
690
691 if (info->power == enable)
692 return 0;
693
694 if (enable) {
695 if (info->set_power) {
696 ret = info->set_power(&client->dev, 1);
697 if (ret)
698 return ret;
699 }
700
701 ret = regulator_bulk_enable(ARRAY_SIZE(supplies), supplies);
702 if (ret) {
703 info->set_power(&client->dev, 0);
704 return ret;
705 }
706
707 gpio_set_value(pdata->gpio_reset, !pdata->reset_polarity);
708 info->power = 1;
709
710 return ret;
711 }
712
713 ret = regulator_bulk_disable(ARRAY_SIZE(supplies), supplies);
714 if (ret)
715 return ret;
716
717 if (info->set_power)
718 info->set_power(&client->dev, 0);
719
720 gpio_set_value(pdata->gpio_reset, pdata->reset_polarity);
721
722 info->isp_ready = 0;
723 info->power = 0;
724
725 return ret;
726}
727
728/* m5mols_update_fw - optional firmware update routine */
729int __attribute__ ((weak)) m5mols_update_fw(struct v4l2_subdev *sd,
730 int (*set_power)(struct m5mols_info *, bool))
731{
732 return 0;
733}
734
735/**
736 * m5mols_fw_start - M-5MOLS internal ARM controller initialization
737 *
738 * Execute the M-5MOLS internal ARM controller initialization sequence.
739 * This function should be called after the supply voltage has been
740 * applied and before any requests to the device are made.
741 */
742static int m5mols_fw_start(struct v4l2_subdev *sd)
743{
744 struct m5mols_info *info = to_m5mols(sd);
745 int ret;
746
747 atomic_set(&info->irq_done, 0);
748 /* Wait until I2C slave is initialized in Flash Writer mode */
749 ret = m5mols_busy_wait(sd, FLASH_CAM_START, REG_IN_FLASH_MODE,
750 M5MOLS_I2C_RDY_WAIT_FL | 0xff, -1);
751 if (!ret)
752 ret = m5mols_write(sd, FLASH_CAM_START, REG_START_ARM_BOOT);
753 if (!ret)
754 ret = m5mols_wait_interrupt(sd, REG_INT_MODE, 2000);
755 if (ret < 0)
756 return ret;
757
758 info->isp_ready = 1;
759
760 ret = m5mols_get_version(sd);
761 if (!ret)
762 ret = m5mols_update_fw(sd, m5mols_sensor_power);
763 if (ret)
764 return ret;
765
766 v4l2_dbg(1, m5mols_debug, sd, "Success ARM Booting\n");
767
768 ret = m5mols_write(sd, PARM_INTERFACE, REG_INTERFACE_MIPI);
769 if (!ret)
770 ret = m5mols_enable_interrupt(sd,
771 REG_INT_AF | REG_INT_CAPTURE);
772
773 return ret;
774}
775
776/**
777 * m5mols_s_power - Main sensor power control function
778 *
779 * To prevent breaking the lens when the sensor is powered off the Soft-Landing
780 * algorithm is called where available. The Soft-Landing algorithm availability
781 * dependends on the firmware provider.
782 */
783static int m5mols_s_power(struct v4l2_subdev *sd, int on)
784{
785 struct m5mols_info *info = to_m5mols(sd);
786 int ret;
787
788 if (on) {
789 ret = m5mols_sensor_power(info, true);
790 if (!ret)
791 ret = m5mols_fw_start(sd);
792 return ret;
793 }
794
795 if (is_manufacturer(info, REG_SAMSUNG_TECHWIN)) {
796 ret = m5mols_set_mode(info, REG_MONITOR);
797 if (!ret)
798 ret = m5mols_write(sd, AF_EXECUTE, REG_AF_STOP);
799 if (!ret)
800 ret = m5mols_write(sd, AF_MODE, REG_AF_POWEROFF);
801 if (!ret)
802 ret = m5mols_busy_wait(sd, SYSTEM_STATUS, REG_AF_IDLE,
803 0xff, -1);
804 if (ret < 0)
805 v4l2_warn(sd, "Soft landing lens failed\n");
806 }
807
808 ret = m5mols_sensor_power(info, false);
809 info->ctrl_sync = 0;
810
811 return ret;
812}
813
814static int m5mols_log_status(struct v4l2_subdev *sd)
815{
816 struct m5mols_info *info = to_m5mols(sd);
817
818 v4l2_ctrl_handler_log_status(&info->handle, sd->name);
819
820 return 0;
821}
822
823static const struct v4l2_subdev_core_ops m5mols_core_ops = {
824 .s_power = m5mols_s_power,
825 .g_ctrl = v4l2_subdev_g_ctrl,
826 .s_ctrl = v4l2_subdev_s_ctrl,
827 .queryctrl = v4l2_subdev_queryctrl,
828 .querymenu = v4l2_subdev_querymenu,
829 .g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
830 .try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
831 .s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
832 .log_status = m5mols_log_status,
833};
834
835/*
836 * V4L2 subdev internal operations
837 */
838static int m5mols_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
839{
840 struct v4l2_mbus_framefmt *format = v4l2_subdev_get_try_format(fh, 0);
841
842 *format = m5mols_default_ffmt[0];
843 return 0;
844}
845
846static const struct v4l2_subdev_internal_ops m5mols_subdev_internal_ops = {
847 .open = m5mols_open,
848};
849
850static const struct v4l2_subdev_ops m5mols_ops = {
851 .core = &m5mols_core_ops,
852 .pad = &m5mols_pad_ops,
853 .video = &m5mols_video_ops,
854};
855
856static irqreturn_t m5mols_irq_handler(int irq, void *data)
857{
858 struct m5mols_info *info = to_m5mols(data);
859
860 atomic_set(&info->irq_done, 1);
861 wake_up_interruptible(&info->irq_waitq);
862
863 return IRQ_HANDLED;
864}
865
866static int __devinit m5mols_probe(struct i2c_client *client,
867 const struct i2c_device_id *id)
868{
869 const struct m5mols_platform_data *pdata = client->dev.platform_data;
870 struct m5mols_info *info;
871 struct v4l2_subdev *sd;
872 int ret;
873
874 if (pdata == NULL) {
875 dev_err(&client->dev, "No platform data\n");
876 return -EINVAL;
877 }
878
879 if (!gpio_is_valid(pdata->gpio_reset)) {
880 dev_err(&client->dev, "No valid RESET GPIO specified\n");
881 return -EINVAL;
882 }
883
884 if (!client->irq) {
885 dev_err(&client->dev, "Interrupt not assigned\n");
886 return -EINVAL;
887 }
888
889 info = kzalloc(sizeof(struct m5mols_info), GFP_KERNEL);
890 if (!info)
891 return -ENOMEM;
892
893 info->pdata = pdata;
894 info->set_power = pdata->set_power;
895
896 ret = gpio_request(pdata->gpio_reset, "M5MOLS_NRST");
897 if (ret) {
898 dev_err(&client->dev, "Failed to request gpio: %d\n", ret);
899 goto out_free;
900 }
901 gpio_direction_output(pdata->gpio_reset, pdata->reset_polarity);
902
903 ret = regulator_bulk_get(&client->dev, ARRAY_SIZE(supplies), supplies);
904 if (ret) {
905 dev_err(&client->dev, "Failed to get regulators: %d\n", ret);
906 goto out_gpio;
907 }
908
909 sd = &info->sd;
910 v4l2_i2c_subdev_init(sd, client, &m5mols_ops);
911 strlcpy(sd->name, MODULE_NAME, sizeof(sd->name));
912 sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
913
914 sd->internal_ops = &m5mols_subdev_internal_ops;
915 info->pad.flags = MEDIA_PAD_FL_SOURCE;
916 ret = media_entity_init(&sd->entity, 1, &info->pad, 0);
917 if (ret < 0)
918 goto out_reg;
919 sd->entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR;
920
921 init_waitqueue_head(&info->irq_waitq);
922 ret = request_irq(client->irq, m5mols_irq_handler,
923 IRQF_TRIGGER_RISING, MODULE_NAME, sd);
924 if (ret) {
925 dev_err(&client->dev, "Interrupt request failed: %d\n", ret);
926 goto out_me;
927 }
928 info->res_type = M5MOLS_RESTYPE_MONITOR;
929 info->ffmt[0] = m5mols_default_ffmt[0];
930 info->ffmt[1] = m5mols_default_ffmt[1];
931
932 ret = m5mols_sensor_power(info, true);
933 if (ret)
934 goto out_me;
935
936 ret = m5mols_fw_start(sd);
937 if (!ret)
938 ret = m5mols_init_controls(sd);
939
940 m5mols_sensor_power(info, false);
941 if (!ret)
942 return 0;
943out_me:
944 media_entity_cleanup(&sd->entity);
945out_reg:
946 regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
947out_gpio:
948 gpio_free(pdata->gpio_reset);
949out_free:
950 kfree(info);
951 return ret;
952}
953
954static int __devexit m5mols_remove(struct i2c_client *client)
955{
956 struct v4l2_subdev *sd = i2c_get_clientdata(client);
957 struct m5mols_info *info = to_m5mols(sd);
958
959 v4l2_device_unregister_subdev(sd);
960 v4l2_ctrl_handler_free(sd->ctrl_handler);
961 free_irq(client->irq, sd);
962
963 regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
964 gpio_free(info->pdata->gpio_reset);
965 media_entity_cleanup(&sd->entity);
966 kfree(info);
967 return 0;
968}
969
970static const struct i2c_device_id m5mols_id[] = {
971 { MODULE_NAME, 0 },
972 { },
973};
974MODULE_DEVICE_TABLE(i2c, m5mols_id);
975
976static struct i2c_driver m5mols_i2c_driver = {
977 .driver = {
978 .name = MODULE_NAME,
979 },
980 .probe = m5mols_probe,
981 .remove = __devexit_p(m5mols_remove),
982 .id_table = m5mols_id,
983};
984
985module_i2c_driver(m5mols_i2c_driver);
986
987MODULE_AUTHOR("HeungJun Kim <riverful.kim@samsung.com>");
988MODULE_AUTHOR("Dongsoo Kim <dongsoo45.kim@samsung.com>");
989MODULE_DESCRIPTION("Fujitsu M-5MOLS 8M Pixel camera driver");
990MODULE_LICENSE("GPL");
diff --git a/drivers/media/i2c/m5mols/m5mols_reg.h b/drivers/media/i2c/m5mols/m5mols_reg.h
new file mode 100644
index 000000000000..14d4be72aeff
--- /dev/null
+++ b/drivers/media/i2c/m5mols/m5mols_reg.h
@@ -0,0 +1,362 @@
1/*
2 * Register map for M-5MOLS 8M Pixel camera sensor with ISP
3 *
4 * Copyright (C) 2011 Samsung Electronics Co., Ltd.
5 * Author: HeungJun Kim <riverful.kim@samsung.com>
6 *
7 * Copyright (C) 2009 Samsung Electronics Co., Ltd.
8 * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 */
15
16#ifndef M5MOLS_REG_H
17#define M5MOLS_REG_H
18
19#define M5MOLS_I2C_MAX_SIZE 4
20#define M5MOLS_BYTE_READ 0x01
21#define M5MOLS_BYTE_WRITE 0x02
22
23#define I2C_CATEGORY(__cat) ((__cat >> 16) & 0xff)
24#define I2C_COMMAND(__comm) ((__comm >> 8) & 0xff)
25#define I2C_SIZE(__reg_s) ((__reg_s) & 0xff)
26#define I2C_REG(__cat, __cmd, __reg_s) ((__cat << 16) | (__cmd << 8) | __reg_s)
27
28/*
29 * Category section register
30 *
31 * The category means set including relevant command of M-5MOLS.
32 */
33#define CAT_SYSTEM 0x00
34#define CAT_PARAM 0x01
35#define CAT_MONITOR 0x02
36#define CAT_AE 0x03
37#define CAT_WB 0x06
38#define CAT_EXIF 0x07
39#define CAT_FD 0x09
40#define CAT_LENS 0x0a
41#define CAT_CAPT_PARM 0x0b
42#define CAT_CAPT_CTRL 0x0c
43#define CAT_FLASH 0x0f /* related to FW, revisions, booting */
44
45/*
46 * Category 0 - SYSTEM mode
47 *
48 * The SYSTEM mode in the M-5MOLS means area available to handle with the whole
49 * & all-round system of sensor. It deals with version/interrupt/setting mode &
50 * even sensor's status. Especially, the M-5MOLS sensor with ISP varies by
51 * packaging & manufacturer, even the customer and project code. And the
52 * function details may vary among them. The version information helps to
53 * determine what methods shall be used in the driver.
54 *
55 * There is many registers between customer version address and awb one. For
56 * more specific contents, see definition if file m5mols.h.
57 */
58#define SYSTEM_VER_CUSTOMER I2C_REG(CAT_SYSTEM, 0x00, 1)
59#define SYSTEM_VER_PROJECT I2C_REG(CAT_SYSTEM, 0x01, 1)
60#define SYSTEM_VER_FIRMWARE I2C_REG(CAT_SYSTEM, 0x02, 2)
61#define SYSTEM_VER_HARDWARE I2C_REG(CAT_SYSTEM, 0x04, 2)
62#define SYSTEM_VER_PARAMETER I2C_REG(CAT_SYSTEM, 0x06, 2)
63#define SYSTEM_VER_AWB I2C_REG(CAT_SYSTEM, 0x08, 2)
64
65#define SYSTEM_SYSMODE I2C_REG(CAT_SYSTEM, 0x0b, 1)
66#define REG_SYSINIT 0x00 /* SYSTEM mode */
67#define REG_PARAMETER 0x01 /* PARAMETER mode */
68#define REG_MONITOR 0x02 /* MONITOR mode */
69#define REG_CAPTURE 0x03 /* CAPTURE mode */
70
71#define SYSTEM_CMD(__cmd) I2C_REG(CAT_SYSTEM, cmd, 1)
72#define SYSTEM_VER_STRING I2C_REG(CAT_SYSTEM, 0x0a, 1)
73#define REG_SAMSUNG_ELECTRO "SE" /* Samsung Electro-Mechanics */
74#define REG_SAMSUNG_OPTICS "OP" /* Samsung Fiber-Optics */
75#define REG_SAMSUNG_TECHWIN "TB" /* Samsung Techwin */
76/* SYSTEM mode status */
77#define SYSTEM_STATUS I2C_REG(CAT_SYSTEM, 0x0c, 1)
78
79/* Interrupt pending register */
80#define SYSTEM_INT_FACTOR I2C_REG(CAT_SYSTEM, 0x10, 1)
81/* interrupt enable register */
82#define SYSTEM_INT_ENABLE I2C_REG(CAT_SYSTEM, 0x11, 1)
83#define REG_INT_MODE (1 << 0)
84#define REG_INT_AF (1 << 1)
85#define REG_INT_ZOOM (1 << 2)
86#define REG_INT_CAPTURE (1 << 3)
87#define REG_INT_FRAMESYNC (1 << 4)
88#define REG_INT_FD (1 << 5)
89#define REG_INT_LENS_INIT (1 << 6)
90#define REG_INT_SOUND (1 << 7)
91#define REG_INT_MASK 0x0f
92
93/*
94 * category 1 - PARAMETER mode
95 *
96 * This category supports function of camera features of M-5MOLS. It means we
97 * can handle with preview(MONITOR) resolution size/frame per second/interface
98 * between the sensor and the Application Processor/even the image effect.
99 */
100
101/* Resolution in the MONITOR mode */
102#define PARM_MON_SIZE I2C_REG(CAT_PARAM, 0x01, 1)
103
104/* Frame rate */
105#define PARM_MON_FPS I2C_REG(CAT_PARAM, 0x02, 1)
106#define REG_FPS_30 0x02
107
108/* Video bus between the sensor and a host processor */
109#define PARM_INTERFACE I2C_REG(CAT_PARAM, 0x00, 1)
110#define REG_INTERFACE_MIPI 0x02
111
112/* Image effects */
113#define PARM_EFFECT I2C_REG(CAT_PARAM, 0x0b, 1)
114#define REG_EFFECT_OFF 0x00
115#define REG_EFFECT_NEGA 0x01
116#define REG_EFFECT_EMBOSS 0x06
117#define REG_EFFECT_OUTLINE 0x07
118#define REG_EFFECT_WATERCOLOR 0x08
119
120/*
121 * Category 2 - MONITOR mode
122 *
123 * The MONITOR mode is same as preview mode as we said. The M-5MOLS has another
124 * mode named "Preview", but this preview mode is used at the case specific
125 * vider-recording mode. This mmode supports only YUYV format. On the other
126 * hand, the JPEG & RAW formats is supports by CAPTURE mode. And, there are
127 * another options like zoom/color effect(different with effect in PARAMETER
128 * mode)/anti hand shaking algorithm.
129 */
130
131/* Target digital zoom position */
132#define MON_ZOOM I2C_REG(CAT_MONITOR, 0x01, 1)
133
134/* CR value for color effect */
135#define MON_CFIXR I2C_REG(CAT_MONITOR, 0x0a, 1)
136/* CB value for color effect */
137#define MON_CFIXB I2C_REG(CAT_MONITOR, 0x09, 1)
138#define REG_CFIXB_SEPIA 0xd8
139#define REG_CFIXR_SEPIA 0x18
140
141#define MON_EFFECT I2C_REG(CAT_MONITOR, 0x0b, 1)
142#define REG_COLOR_EFFECT_OFF 0x00
143#define REG_COLOR_EFFECT_ON 0x01
144
145/* Chroma enable */
146#define MON_CHROMA_EN I2C_REG(CAT_MONITOR, 0x10, 1)
147/* Chroma level */
148#define MON_CHROMA_LVL I2C_REG(CAT_MONITOR, 0x0f, 1)
149#define REG_CHROMA_OFF 0x00
150#define REG_CHROMA_ON 0x01
151
152/* Sharpness on/off */
153#define MON_EDGE_EN I2C_REG(CAT_MONITOR, 0x12, 1)
154/* Sharpness level */
155#define MON_EDGE_LVL I2C_REG(CAT_MONITOR, 0x11, 1)
156#define REG_EDGE_OFF 0x00
157#define REG_EDGE_ON 0x01
158
159/* Set color tone (contrast) */
160#define MON_TONE_CTL I2C_REG(CAT_MONITOR, 0x25, 1)
161
162/*
163 * Category 3 - Auto Exposure
164 *
165 * The M-5MOLS exposure capbility is detailed as which is similar to digital
166 * camera. This category supports AE locking/various AE mode(range of exposure)
167 * /ISO/flickering/EV bias/shutter/meteoring, and anything else. And the
168 * maximum/minimum exposure gain value depending on M-5MOLS firmware, may be
169 * different. So, this category also provide getting the max/min values. And,
170 * each MONITOR and CAPTURE mode has each gain/shutter/max exposure values.
171 */
172
173/* Auto Exposure locking */
174#define AE_LOCK I2C_REG(CAT_AE, 0x00, 1)
175#define REG_AE_UNLOCK 0x00
176#define REG_AE_LOCK 0x01
177
178/* Auto Exposure algorithm mode */
179#define AE_MODE I2C_REG(CAT_AE, 0x01, 1)
180#define REG_AE_OFF 0x00 /* AE off */
181#define REG_AE_ALL 0x01 /* calc AE in all block integral */
182#define REG_AE_CENTER 0x03 /* calc AE in center weighted */
183#define REG_AE_SPOT 0x06 /* calc AE in specific spot */
184
185#define AE_ISO I2C_REG(CAT_AE, 0x05, 1)
186#define REG_ISO_AUTO 0x00
187#define REG_ISO_50 0x01
188#define REG_ISO_100 0x02
189#define REG_ISO_200 0x03
190#define REG_ISO_400 0x04
191#define REG_ISO_800 0x05
192
193/* EV (scenemode) preset for MONITOR */
194#define AE_EV_PRESET_MONITOR I2C_REG(CAT_AE, 0x0a, 1)
195/* EV (scenemode) preset for CAPTURE */
196#define AE_EV_PRESET_CAPTURE I2C_REG(CAT_AE, 0x0b, 1)
197#define REG_SCENE_NORMAL 0x00
198#define REG_SCENE_PORTRAIT 0x01
199#define REG_SCENE_LANDSCAPE 0x02
200#define REG_SCENE_SPORTS 0x03
201#define REG_SCENE_PARTY_INDOOR 0x04
202#define REG_SCENE_BEACH_SNOW 0x05
203#define REG_SCENE_SUNSET 0x06
204#define REG_SCENE_DAWN_DUSK 0x07
205#define REG_SCENE_FALL 0x08
206#define REG_SCENE_NIGHT 0x09
207#define REG_SCENE_AGAINST_LIGHT 0x0a
208#define REG_SCENE_FIRE 0x0b
209#define REG_SCENE_TEXT 0x0c
210#define REG_SCENE_CANDLE 0x0d
211
212/* Manual gain in MONITOR mode */
213#define AE_MAN_GAIN_MON I2C_REG(CAT_AE, 0x12, 2)
214/* Maximum gain in MONITOR mode */
215#define AE_MAX_GAIN_MON I2C_REG(CAT_AE, 0x1a, 2)
216/* Manual gain in CAPTURE mode */
217#define AE_MAN_GAIN_CAP I2C_REG(CAT_AE, 0x26, 2)
218
219#define AE_INDEX I2C_REG(CAT_AE, 0x38, 1)
220#define REG_AE_INDEX_20_NEG 0x00
221#define REG_AE_INDEX_15_NEG 0x01
222#define REG_AE_INDEX_10_NEG 0x02
223#define REG_AE_INDEX_05_NEG 0x03
224#define REG_AE_INDEX_00 0x04
225#define REG_AE_INDEX_05_POS 0x05
226#define REG_AE_INDEX_10_POS 0x06
227#define REG_AE_INDEX_15_POS 0x07
228#define REG_AE_INDEX_20_POS 0x08
229
230/*
231 * Category 6 - White Balance
232 */
233
234/* Auto Whitebalance locking */
235#define AWB_LOCK I2C_REG(CAT_WB, 0x00, 1)
236#define REG_AWB_UNLOCK 0x00
237#define REG_AWB_LOCK 0x01
238
239#define AWB_MODE I2C_REG(CAT_WB, 0x02, 1)
240#define REG_AWB_AUTO 0x01 /* AWB off */
241#define REG_AWB_PRESET 0x02 /* AWB preset */
242
243/* Manual WB (preset) */
244#define AWB_MANUAL I2C_REG(CAT_WB, 0x03, 1)
245#define REG_AWB_INCANDESCENT 0x01
246#define REG_AWB_FLUORESCENT_1 0x02
247#define REG_AWB_FLUORESCENT_2 0x03
248#define REG_AWB_DAYLIGHT 0x04
249#define REG_AWB_CLOUDY 0x05
250#define REG_AWB_SHADE 0x06
251#define REG_AWB_HORIZON 0x07
252#define REG_AWB_LEDLIGHT 0x09
253
254/*
255 * Category 7 - EXIF information
256 */
257#define EXIF_INFO_EXPTIME_NU I2C_REG(CAT_EXIF, 0x00, 4)
258#define EXIF_INFO_EXPTIME_DE I2C_REG(CAT_EXIF, 0x04, 4)
259#define EXIF_INFO_TV_NU I2C_REG(CAT_EXIF, 0x08, 4)
260#define EXIF_INFO_TV_DE I2C_REG(CAT_EXIF, 0x0c, 4)
261#define EXIF_INFO_AV_NU I2C_REG(CAT_EXIF, 0x10, 4)
262#define EXIF_INFO_AV_DE I2C_REG(CAT_EXIF, 0x14, 4)
263#define EXIF_INFO_BV_NU I2C_REG(CAT_EXIF, 0x18, 4)
264#define EXIF_INFO_BV_DE I2C_REG(CAT_EXIF, 0x1c, 4)
265#define EXIF_INFO_EBV_NU I2C_REG(CAT_EXIF, 0x20, 4)
266#define EXIF_INFO_EBV_DE I2C_REG(CAT_EXIF, 0x24, 4)
267#define EXIF_INFO_ISO I2C_REG(CAT_EXIF, 0x28, 2)
268#define EXIF_INFO_FLASH I2C_REG(CAT_EXIF, 0x2a, 2)
269#define EXIF_INFO_SDR I2C_REG(CAT_EXIF, 0x2c, 2)
270#define EXIF_INFO_QVAL I2C_REG(CAT_EXIF, 0x2e, 2)
271
272/*
273 * Category 9 - Face Detection
274 */
275#define FD_CTL I2C_REG(CAT_FD, 0x00, 1)
276#define BIT_FD_EN 0
277#define BIT_FD_DRAW_FACE_FRAME 4
278#define BIT_FD_DRAW_SMILE_LVL 6
279#define REG_FD(shift) (1 << shift)
280#define REG_FD_OFF 0x0
281
282/*
283 * Category A - Lens Parameter
284 */
285#define AF_MODE I2C_REG(CAT_LENS, 0x01, 1)
286#define REG_AF_NORMAL 0x00 /* Normal AF, one time */
287#define REG_AF_MACRO 0x01 /* Macro AF, one time */
288#define REG_AF_POWEROFF 0x07
289
290#define AF_EXECUTE I2C_REG(CAT_LENS, 0x02, 1)
291#define REG_AF_STOP 0x00
292#define REG_AF_EXE_AUTO 0x01
293#define REG_AF_EXE_CAF 0x02
294
295#define AF_STATUS I2C_REG(CAT_LENS, 0x03, 1)
296#define REG_AF_FAIL 0x00
297#define REG_AF_SUCCESS 0x02
298#define REG_AF_IDLE 0x04
299#define REG_AF_BUSY 0x05
300
301#define AF_VERSION I2C_REG(CAT_LENS, 0x0a, 1)
302
303/*
304 * Category B - CAPTURE Parameter
305 */
306#define CAPP_YUVOUT_MAIN I2C_REG(CAT_CAPT_PARM, 0x00, 1)
307#define REG_YUV422 0x00
308#define REG_BAYER10 0x05
309#define REG_BAYER8 0x06
310#define REG_JPEG 0x10
311
312#define CAPP_MAIN_IMAGE_SIZE I2C_REG(CAT_CAPT_PARM, 0x01, 1)
313#define CAPP_JPEG_RATIO I2C_REG(CAT_CAPT_PARM, 0x17, 1)
314
315#define CAPP_MCC_MODE I2C_REG(CAT_CAPT_PARM, 0x1d, 1)
316#define REG_MCC_OFF 0x00
317#define REG_MCC_NORMAL 0x01
318
319#define CAPP_WDR_EN I2C_REG(CAT_CAPT_PARM, 0x2c, 1)
320#define REG_WDR_OFF 0x00
321#define REG_WDR_ON 0x01
322#define REG_WDR_AUTO 0x02
323
324#define CAPP_LIGHT_CTRL I2C_REG(CAT_CAPT_PARM, 0x40, 1)
325#define REG_LIGHT_OFF 0x00
326#define REG_LIGHT_ON 0x01
327#define REG_LIGHT_AUTO 0x02
328
329#define CAPP_FLASH_CTRL I2C_REG(CAT_CAPT_PARM, 0x41, 1)
330#define REG_FLASH_OFF 0x00
331#define REG_FLASH_ON 0x01
332#define REG_FLASH_AUTO 0x02
333
334/*
335 * Category C - CAPTURE Control
336 */
337#define CAPC_MODE I2C_REG(CAT_CAPT_CTRL, 0x00, 1)
338#define REG_CAP_NONE 0x00
339#define REG_CAP_ANTI_SHAKE 0x02
340
341/* Select single- or multi-shot capture */
342#define CAPC_SEL_FRAME I2C_REG(CAT_CAPT_CTRL, 0x06, 1)
343
344#define CAPC_START I2C_REG(CAT_CAPT_CTRL, 0x09, 1)
345#define REG_CAP_START_MAIN 0x01
346#define REG_CAP_START_THUMB 0x03
347
348#define CAPC_IMAGE_SIZE I2C_REG(CAT_CAPT_CTRL, 0x0d, 4)
349#define CAPC_THUMB_SIZE I2C_REG(CAT_CAPT_CTRL, 0x11, 4)
350
351/*
352 * Category F - Flash
353 *
354 * This mode provides functions about internal flash stuff and system startup.
355 */
356
357/* Starts internal ARM core booting after power-up */
358#define FLASH_CAM_START I2C_REG(CAT_FLASH, 0x12, 1)
359#define REG_START_ARM_BOOT 0x01 /* write value */
360#define REG_IN_FLASH_MODE 0x00 /* read value */
361
362#endif /* M5MOLS_REG_H */
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-16 10:22:27 -0500