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-rw-r--r--drivers/media/video/Kconfig6
-rw-r--r--drivers/media/video/Makefile1
-rw-r--r--drivers/media/video/cpia2/cpia2_v4l.c4
-rw-r--r--drivers/media/video/gspca/kinect.c2
-rw-r--r--drivers/media/video/m5mols/Kconfig5
-rw-r--r--drivers/media/video/m5mols/Makefile3
-rw-r--r--drivers/media/video/m5mols/m5mols.h296
-rw-r--r--drivers/media/video/m5mols/m5mols_capture.c191
-rw-r--r--drivers/media/video/m5mols/m5mols_controls.c299
-rw-r--r--drivers/media/video/m5mols/m5mols_core.c1004
-rw-r--r--drivers/media/video/m5mols/m5mols_reg.h399
-rw-r--r--drivers/media/video/uvc/Makefile3
-rw-r--r--drivers/media/video/uvc/uvc_driver.c66
-rw-r--r--drivers/media/video/uvc/uvc_entity.c118
-rw-r--r--drivers/media/video/uvc/uvcvideo.h20
15 files changed, 2405 insertions, 12 deletions
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index 3be180b3ba27..bb53de7fe408 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -687,7 +687,7 @@ config VIDEO_HEXIUM_GEMINI
687 687
688config VIDEO_TIMBERDALE 688config VIDEO_TIMBERDALE
689 tristate "Support for timberdale Video In/LogiWIN" 689 tristate "Support for timberdale Video In/LogiWIN"
690 depends on VIDEO_V4L2 && I2C 690 depends on VIDEO_V4L2 && I2C && DMADEVICES
691 select DMA_ENGINE 691 select DMA_ENGINE
692 select TIMB_DMA 692 select TIMB_DMA
693 select VIDEO_ADV7180 693 select VIDEO_ADV7180
@@ -757,6 +757,8 @@ config VIDEO_NOON010PC30
757 ---help--- 757 ---help---
758 This driver supports NOON010PC30 CIF camera from Siliconfile 758 This driver supports NOON010PC30 CIF camera from Siliconfile
759 759
760source "drivers/media/video/m5mols/Kconfig"
761
760config VIDEO_OMAP3 762config VIDEO_OMAP3
761 tristate "OMAP 3 Camera support (EXPERIMENTAL)" 763 tristate "OMAP 3 Camera support (EXPERIMENTAL)"
762 select OMAP_IOMMU 764 select OMAP_IOMMU
@@ -952,7 +954,7 @@ config VIDEO_SAMSUNG_S5P_FIMC
952 954
953config VIDEO_S5P_MIPI_CSIS 955config VIDEO_S5P_MIPI_CSIS
954 tristate "Samsung S5P and EXYNOS4 MIPI CSI receiver driver" 956 tristate "Samsung S5P and EXYNOS4 MIPI CSI receiver driver"
955 depends on VIDEO_V4L2 && PM_RUNTIME && VIDEO_V4L2_SUBDEV_API 957 depends on VIDEO_V4L2 && PM_RUNTIME && PLAT_S5P && VIDEO_V4L2_SUBDEV_API
956 ---help--- 958 ---help---
957 This is a v4l2 driver for Samsung S5P/EXYNOS4 MIPI-CSI receiver. 959 This is a v4l2 driver for Samsung S5P/EXYNOS4 MIPI-CSI receiver.
958 960
diff --git a/drivers/media/video/Makefile b/drivers/media/video/Makefile
index 9519160c2e01..f0fecd6f6a33 100644
--- a/drivers/media/video/Makefile
+++ b/drivers/media/video/Makefile
@@ -69,6 +69,7 @@ obj-$(CONFIG_VIDEO_MT9V011) += mt9v011.o
69obj-$(CONFIG_VIDEO_MT9V032) += mt9v032.o 69obj-$(CONFIG_VIDEO_MT9V032) += mt9v032.o
70obj-$(CONFIG_VIDEO_SR030PC30) += sr030pc30.o 70obj-$(CONFIG_VIDEO_SR030PC30) += sr030pc30.o
71obj-$(CONFIG_VIDEO_NOON010PC30) += noon010pc30.o 71obj-$(CONFIG_VIDEO_NOON010PC30) += noon010pc30.o
72obj-$(CONFIG_VIDEO_M5MOLS) += m5mols/
72 73
73obj-$(CONFIG_SOC_CAMERA_IMX074) += imx074.o 74obj-$(CONFIG_SOC_CAMERA_IMX074) += imx074.o
74obj-$(CONFIG_SOC_CAMERA_MT9M001) += mt9m001.o 75obj-$(CONFIG_SOC_CAMERA_MT9M001) += mt9m001.o
diff --git a/drivers/media/video/cpia2/cpia2_v4l.c b/drivers/media/video/cpia2/cpia2_v4l.c
index 0073a8c55336..40eb6326e48a 100644
--- a/drivers/media/video/cpia2/cpia2_v4l.c
+++ b/drivers/media/video/cpia2/cpia2_v4l.c
@@ -438,7 +438,7 @@ static int cpia2_querycap(struct file *file, void *fh, struct v4l2_capability *v
438 strcat(vc->card, " (676/"); 438 strcat(vc->card, " (676/");
439 break; 439 break;
440 default: 440 default:
441 strcat(vc->card, " (???/"); 441 strcat(vc->card, " (XXX/");
442 break; 442 break;
443 } 443 }
444 switch (cam->params.version.sensor_flags) { 444 switch (cam->params.version.sensor_flags) {
@@ -458,7 +458,7 @@ static int cpia2_querycap(struct file *file, void *fh, struct v4l2_capability *v
458 strcat(vc->card, "500)"); 458 strcat(vc->card, "500)");
459 break; 459 break;
460 default: 460 default:
461 strcat(vc->card, "???)"); 461 strcat(vc->card, "XXX)");
462 break; 462 break;
463 } 463 }
464 464
diff --git a/drivers/media/video/gspca/kinect.c b/drivers/media/video/gspca/kinect.c
index 66671a4092e4..26fc206f095e 100644
--- a/drivers/media/video/gspca/kinect.c
+++ b/drivers/media/video/gspca/kinect.c
@@ -34,7 +34,7 @@ MODULE_AUTHOR("Antonio Ospite <ospite@studenti.unina.it>");
34MODULE_DESCRIPTION("GSPCA/Kinect Sensor Device USB Camera Driver"); 34MODULE_DESCRIPTION("GSPCA/Kinect Sensor Device USB Camera Driver");
35MODULE_LICENSE("GPL"); 35MODULE_LICENSE("GPL");
36 36
37#ifdef DEBUG 37#ifdef GSPCA_DEBUG
38int gspca_debug = D_ERR | D_PROBE | D_CONF | D_STREAM | D_FRAM | D_PACK | 38int gspca_debug = D_ERR | D_PROBE | D_CONF | D_STREAM | D_FRAM | D_PACK |
39 D_USBI | D_USBO | D_V4L2; 39 D_USBI | D_USBO | D_V4L2;
40#endif 40#endif
diff --git a/drivers/media/video/m5mols/Kconfig b/drivers/media/video/m5mols/Kconfig
new file mode 100644
index 000000000000..302dc3d70193
--- /dev/null
+++ b/drivers/media/video/m5mols/Kconfig
@@ -0,0 +1,5 @@
1config VIDEO_M5MOLS
2 tristate "Fujitsu M-5MOLS 8MP sensor support"
3 depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
4 ---help---
5 This driver supports Fujitsu M-5MOLS camera sensor with ISP
diff --git a/drivers/media/video/m5mols/Makefile b/drivers/media/video/m5mols/Makefile
new file mode 100644
index 000000000000..0a44e028edc7
--- /dev/null
+++ b/drivers/media/video/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/video/m5mols/m5mols.h b/drivers/media/video/m5mols/m5mols.h
new file mode 100644
index 000000000000..10b55c854487
--- /dev/null
+++ b/drivers/media/video/m5mols/m5mols.h
@@ -0,0 +1,296 @@
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
24#define to_m5mols(__sd) container_of(__sd, struct m5mols_info, sd)
25
26#define to_sd(__ctrl) \
27 (&container_of(__ctrl->handler, struct m5mols_info, handle)->sd)
28
29enum m5mols_restype {
30 M5MOLS_RESTYPE_MONITOR,
31 M5MOLS_RESTYPE_CAPTURE,
32 M5MOLS_RESTYPE_MAX,
33};
34
35/**
36 * struct m5mols_resolution - structure for the resolution
37 * @type: resolution type according to the pixel code
38 * @width: width of the resolution
39 * @height: height of the resolution
40 * @reg: resolution preset register value
41 */
42struct m5mols_resolution {
43 u8 reg;
44 enum m5mols_restype type;
45 u16 width;
46 u16 height;
47};
48
49/**
50 * struct m5mols_exif - structure for the EXIF information of M-5MOLS
51 * @exposure_time: exposure time register value
52 * @shutter_speed: speed of the shutter register value
53 * @aperture: aperture register value
54 * @exposure_bias: it calls also EV bias
55 * @iso_speed: ISO register value
56 * @flash: status register value of the flash
57 * @sdr: status register value of the Subject Distance Range
58 * @qval: not written exact meaning in document
59 */
60struct m5mols_exif {
61 u32 exposure_time;
62 u32 shutter_speed;
63 u32 aperture;
64 u32 brightness;
65 u32 exposure_bias;
66 u16 iso_speed;
67 u16 flash;
68 u16 sdr;
69 u16 qval;
70};
71
72/**
73 * struct m5mols_capture - Structure for the capture capability
74 * @exif: EXIF information
75 * @main: size in bytes of the main image
76 * @thumb: size in bytes of the thumb image, if it was accompanied
77 * @total: total size in bytes of the produced image
78 */
79struct m5mols_capture {
80 struct m5mols_exif exif;
81 u32 main;
82 u32 thumb;
83 u32 total;
84};
85
86/**
87 * struct m5mols_scenemode - structure for the scenemode capability
88 * @metering: metering light register value
89 * @ev_bias: EV bias register value
90 * @wb_mode: mode which means the WhiteBalance is Auto or Manual
91 * @wb_preset: whitebalance preset register value in the Manual mode
92 * @chroma_en: register value whether the Chroma capability is enabled or not
93 * @chroma_lvl: chroma's level register value
94 * @edge_en: register value Whether the Edge capability is enabled or not
95 * @edge_lvl: edge's level register value
96 * @af_range: Auto Focus's range
97 * @fd_mode: Face Detection mode
98 * @mcc: Multi-axis Color Conversion which means emotion color
99 * @light: status of the Light
100 * @flash: status of the Flash
101 * @tone: Tone color which means Contrast
102 * @iso: ISO register value
103 * @capt_mode: Mode of the Image Stabilization while the camera capturing
104 * @wdr: Wide Dynamic Range register value
105 *
106 * The each value according to each scenemode is recommended in the documents.
107 */
108struct m5mols_scenemode {
109 u32 metering;
110 u32 ev_bias;
111 u32 wb_mode;
112 u32 wb_preset;
113 u32 chroma_en;
114 u32 chroma_lvl;
115 u32 edge_en;
116 u32 edge_lvl;
117 u32 af_range;
118 u32 fd_mode;
119 u32 mcc;
120 u32 light;
121 u32 flash;
122 u32 tone;
123 u32 iso;
124 u32 capt_mode;
125 u32 wdr;
126};
127
128/**
129 * struct m5mols_version - firmware version information
130 * @customer: customer information
131 * @project: version of project information according to customer
132 * @fw: firmware revision
133 * @hw: hardware revision
134 * @param: version of the parameter
135 * @awb: Auto WhiteBalance algorithm version
136 * @str: information about manufacturer and packaging vendor
137 * @af: Auto Focus version
138 *
139 * The register offset starts the customer version at 0x0, and it ends
140 * the awb version at 0x09. The customer, project information occupies 1 bytes
141 * each. And also the fw, hw, param, awb each requires 2 bytes. The str is
142 * unique string associated with firmware's version. It includes information
143 * about manufacturer and the vendor of the sensor's packaging. The least
144 * significant 2 bytes of the string indicate packaging manufacturer.
145 */
146#define VERSION_STRING_SIZE 22
147struct m5mols_version {
148 u8 customer;
149 u8 project;
150 u16 fw;
151 u16 hw;
152 u16 param;
153 u16 awb;
154 u8 str[VERSION_STRING_SIZE];
155 u8 af;
156};
157#define VERSION_SIZE sizeof(struct m5mols_version)
158
159/**
160 * struct m5mols_info - M-5MOLS driver data structure
161 * @pdata: platform data
162 * @sd: v4l-subdev instance
163 * @pad: media pad
164 * @ffmt: current fmt according to resolution type
165 * @res_type: current resolution type
166 * @code: current code
167 * @irq_waitq: waitqueue for the capture
168 * @work_irq: workqueue for the IRQ
169 * @flags: state variable for the interrupt handler
170 * @handle: control handler
171 * @autoexposure: Auto Exposure control
172 * @exposure: Exposure control
173 * @autowb: Auto White Balance control
174 * @colorfx: Color effect control
175 * @saturation: Saturation control
176 * @zoom: Zoom control
177 * @ver: information of the version
178 * @cap: the capture mode attributes
179 * @power: current sensor's power status
180 * @ctrl_sync: true means all controls of the sensor are initialized
181 * @int_capture: true means the capture interrupt is issued once
182 * @lock_ae: true means the Auto Exposure is locked
183 * @lock_awb: true means the Aut WhiteBalance is locked
184 * @resolution: register value for current resolution
185 * @interrupt: register value for current interrupt status
186 * @mode: register value for current operation mode
187 * @mode_save: register value for current operation mode for saving
188 * @set_power: optional power callback to the board code
189 */
190struct m5mols_info {
191 const struct m5mols_platform_data *pdata;
192 struct v4l2_subdev sd;
193 struct media_pad pad;
194 struct v4l2_mbus_framefmt ffmt[M5MOLS_RESTYPE_MAX];
195 int res_type;
196 enum v4l2_mbus_pixelcode code;
197 wait_queue_head_t irq_waitq;
198 struct work_struct work_irq;
199 unsigned long flags;
200
201 struct v4l2_ctrl_handler handle;
202 /* Autoexposure/exposure control cluster */
203 struct {
204 struct v4l2_ctrl *autoexposure;
205 struct v4l2_ctrl *exposure;
206 };
207 struct v4l2_ctrl *autowb;
208 struct v4l2_ctrl *colorfx;
209 struct v4l2_ctrl *saturation;
210 struct v4l2_ctrl *zoom;
211
212 struct m5mols_version ver;
213 struct m5mols_capture cap;
214 bool power;
215 bool ctrl_sync;
216 bool lock_ae;
217 bool lock_awb;
218 u8 resolution;
219 u32 interrupt;
220 u32 mode;
221 u32 mode_save;
222 int (*set_power)(struct device *dev, int on);
223};
224
225#define ST_CAPT_IRQ 0
226
227#define is_powered(__info) (__info->power)
228#define is_ctrl_synced(__info) (__info->ctrl_sync)
229#define is_available_af(__info) (__info->ver.af)
230#define is_code(__code, __type) (__code == m5mols_default_ffmt[__type].code)
231#define is_manufacturer(__info, __manufacturer) \
232 (__info->ver.str[0] == __manufacturer[0] && \
233 __info->ver.str[1] == __manufacturer[1])
234/*
235 * I2C operation of the M-5MOLS
236 *
237 * The I2C read operation of the M-5MOLS requires 2 messages. The first
238 * message sends the information about the command, command category, and total
239 * message size. The second message is used to retrieve the data specifed in
240 * the first message
241 *
242 * 1st message 2nd message
243 * +-------+---+----------+-----+-------+ +------+------+------+------+
244 * | size1 | R | category | cmd | size2 | | d[0] | d[1] | d[2] | d[3] |
245 * +-------+---+----------+-----+-------+ +------+------+------+------+
246 * - size1: message data size(5 in this case)
247 * - size2: desired buffer size of the 2nd message
248 * - d[0..3]: according to size2
249 *
250 * The I2C write operation needs just one message. The message includes
251 * category, command, total size, and desired data.
252 *
253 * 1st message
254 * +-------+---+----------+-----+------+------+------+------+
255 * | size1 | W | category | cmd | d[0] | d[1] | d[2] | d[3] |
256 * +-------+---+----------+-----+------+------+------+------+
257 * - d[0..3]: according to size1
258 */
259int m5mols_read(struct v4l2_subdev *sd, u32 reg_comb, u32 *val);
260int m5mols_write(struct v4l2_subdev *sd, u32 reg_comb, u32 val);
261int m5mols_busy(struct v4l2_subdev *sd, u8 category, u8 cmd, u32 value);
262
263/*
264 * Mode operation of the M-5MOLS
265 *
266 * Changing the mode of the M-5MOLS is needed right executing order.
267 * There are three modes(PARAMETER, MONITOR, CAPTURE) which can be changed
268 * by user. There are various categories associated with each mode.
269 *
270 * +============================================================+
271 * | mode | category |
272 * +============================================================+
273 * | FLASH | FLASH(only after Stand-by or Power-on) |
274 * | SYSTEM | SYSTEM(only after sensor arm-booting) |
275 * | PARAMETER | PARAMETER |
276 * | MONITOR | MONITOR(preview), Auto Focus, Face Detection |
277 * | CAPTURE | Single CAPTURE, Preview(recording) |
278 * +============================================================+
279 *
280 * The available executing order between each modes are as follows:
281 * PARAMETER <---> MONITOR <---> CAPTURE
282 */
283int m5mols_mode(struct m5mols_info *info, u32 mode);
284
285int m5mols_enable_interrupt(struct v4l2_subdev *sd, u32 reg);
286int m5mols_sync_controls(struct m5mols_info *info);
287int m5mols_start_capture(struct m5mols_info *info);
288int m5mols_do_scenemode(struct m5mols_info *info, u32 mode);
289int m5mols_lock_3a(struct m5mols_info *info, bool lock);
290int m5mols_set_ctrl(struct v4l2_ctrl *ctrl);
291
292/* The firmware function */
293int m5mols_update_fw(struct v4l2_subdev *sd,
294 int (*set_power)(struct m5mols_info *, bool));
295
296#endif /* M5MOLS_H */
diff --git a/drivers/media/video/m5mols/m5mols_capture.c b/drivers/media/video/m5mols/m5mols_capture.c
new file mode 100644
index 000000000000..d71a3903b60f
--- /dev/null
+++ b/drivers/media/video/m5mols/m5mols_capture.c
@@ -0,0 +1,191 @@
1/*
2 * The Capture code for Fujitsu M-5MOLS 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/version.h>
22#include <linux/gpio.h>
23#include <linux/regulator/consumer.h>
24#include <linux/videodev2.h>
25#include <linux/version.h>
26#include <media/v4l2-ctrls.h>
27#include <media/v4l2-device.h>
28#include <media/v4l2-subdev.h>
29#include <media/m5mols.h>
30
31#include "m5mols.h"
32#include "m5mols_reg.h"
33
34static int m5mols_capture_error_handler(struct m5mols_info *info,
35 int timeout)
36{
37 int ret;
38
39 /* Disable all interrupts and clear relevant interrupt staus bits */
40 ret = m5mols_write(&info->sd, SYSTEM_INT_ENABLE,
41 info->interrupt & ~(REG_INT_CAPTURE));
42 if (ret)
43 return ret;
44
45 if (timeout == 0)
46 return -ETIMEDOUT;
47
48 return 0;
49}
50/**
51 * m5mols_read_rational - I2C read of a rational number
52 *
53 * Read numerator and denominator from registers @addr_num and @addr_den
54 * respectively and return the division result in @val.
55 */
56static int m5mols_read_rational(struct v4l2_subdev *sd, u32 addr_num,
57 u32 addr_den, u32 *val)
58{
59 u32 num, den;
60
61 int ret = m5mols_read(sd, addr_num, &num);
62 if (!ret)
63 ret = m5mols_read(sd, addr_den, &den);
64 if (ret)
65 return ret;
66 *val = den == 0 ? 0 : num / den;
67 return ret;
68}
69
70/**
71 * m5mols_capture_info - Gather captured image information
72 *
73 * For now it gathers only EXIF information and file size.
74 */
75static int m5mols_capture_info(struct m5mols_info *info)
76{
77 struct m5mols_exif *exif = &info->cap.exif;
78 struct v4l2_subdev *sd = &info->sd;
79 int ret;
80
81 ret = m5mols_read_rational(sd, EXIF_INFO_EXPTIME_NU,
82 EXIF_INFO_EXPTIME_DE, &exif->exposure_time);
83 if (ret)
84 return ret;
85 ret = m5mols_read_rational(sd, EXIF_INFO_TV_NU, EXIF_INFO_TV_DE,
86 &exif->shutter_speed);
87 if (ret)
88 return ret;
89 ret = m5mols_read_rational(sd, EXIF_INFO_AV_NU, EXIF_INFO_AV_DE,
90 &exif->aperture);
91 if (ret)
92 return ret;
93 ret = m5mols_read_rational(sd, EXIF_INFO_BV_NU, EXIF_INFO_BV_DE,
94 &exif->brightness);
95 if (ret)
96 return ret;
97 ret = m5mols_read_rational(sd, EXIF_INFO_EBV_NU, EXIF_INFO_EBV_DE,
98 &exif->exposure_bias);
99 if (ret)
100 return ret;
101
102 ret = m5mols_read(sd, EXIF_INFO_ISO, (u32 *)&exif->iso_speed);
103 if (!ret)
104 ret = m5mols_read(sd, EXIF_INFO_FLASH, (u32 *)&exif->flash);
105 if (!ret)
106 ret = m5mols_read(sd, EXIF_INFO_SDR, (u32 *)&exif->sdr);
107 if (!ret)
108 ret = m5mols_read(sd, EXIF_INFO_QVAL, (u32 *)&exif->qval);
109 if (ret)
110 return ret;
111
112 if (!ret)
113 ret = m5mols_read(sd, CAPC_IMAGE_SIZE, &info->cap.main);
114 if (!ret)
115 ret = m5mols_read(sd, CAPC_THUMB_SIZE, &info->cap.thumb);
116 if (!ret)
117 info->cap.total = info->cap.main + info->cap.thumb;
118
119 return ret;
120}
121
122int m5mols_start_capture(struct m5mols_info *info)
123{
124 struct v4l2_subdev *sd = &info->sd;
125 u32 resolution = info->resolution;
126 int timeout;
127 int ret;
128
129 /*
130 * Preparing capture. Setting control & interrupt before entering
131 * capture mode
132 *
133 * 1) change to MONITOR mode for operating control & interrupt
134 * 2) set controls (considering v4l2_control value & lock 3A)
135 * 3) set interrupt
136 * 4) change to CAPTURE mode
137 */
138 ret = m5mols_mode(info, REG_MONITOR);
139 if (!ret)
140 ret = m5mols_sync_controls(info);
141 if (!ret)
142 ret = m5mols_lock_3a(info, true);
143 if (!ret)
144 ret = m5mols_enable_interrupt(sd, REG_INT_CAPTURE);
145 if (!ret)
146 ret = m5mols_mode(info, REG_CAPTURE);
147 if (!ret) {
148 /* Wait for capture interrupt, after changing capture mode */
149 timeout = wait_event_interruptible_timeout(info->irq_waitq,
150 test_bit(ST_CAPT_IRQ, &info->flags),
151 msecs_to_jiffies(2000));
152 if (test_and_clear_bit(ST_CAPT_IRQ, &info->flags))
153 ret = m5mols_capture_error_handler(info, timeout);
154 }
155 if (!ret)
156 ret = m5mols_lock_3a(info, false);
157 if (ret)
158 return ret;
159 /*
160 * Starting capture. Setting capture frame count and resolution and
161 * the format(available format: JPEG, Bayer RAW, YUV).
162 *
163 * 1) select single or multi(enable to 25), format, size
164 * 2) set interrupt
165 * 3) start capture(for main image, now)
166 * 4) get information
167 * 5) notify file size to v4l2 device(e.g, to s5p-fimc v4l2 device)
168 */
169 ret = m5mols_write(sd, CAPC_SEL_FRAME, 1);
170 if (!ret)
171 ret = m5mols_write(sd, CAPP_YUVOUT_MAIN, REG_JPEG);
172 if (!ret)
173 ret = m5mols_write(sd, CAPP_MAIN_IMAGE_SIZE, resolution);
174 if (!ret)
175 ret = m5mols_enable_interrupt(sd, REG_INT_CAPTURE);
176 if (!ret)
177 ret = m5mols_write(sd, CAPC_START, REG_CAP_START_MAIN);
178 if (!ret) {
179 /* Wait for the capture completion interrupt */
180 timeout = wait_event_interruptible_timeout(info->irq_waitq,
181 test_bit(ST_CAPT_IRQ, &info->flags),
182 msecs_to_jiffies(2000));
183 if (test_and_clear_bit(ST_CAPT_IRQ, &info->flags)) {
184 ret = m5mols_capture_info(info);
185 if (!ret)
186 v4l2_subdev_notify(sd, 0, &info->cap.total);
187 }
188 }
189
190 return m5mols_capture_error_handler(info, timeout);
191}
diff --git a/drivers/media/video/m5mols/m5mols_controls.c b/drivers/media/video/m5mols/m5mols_controls.c
new file mode 100644
index 000000000000..817c16fec368
--- /dev/null
+++ b/drivers/media/video/m5mols/m5mols_controls.c
@@ -0,0 +1,299 @@
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, u32 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 = m5mols_lock_3a(info, false);
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_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_mode(info, REG_MONITOR);
185
186 return ret;
187}
188
189static int m5mols_lock_ae(struct m5mols_info *info, bool lock)
190{
191 int ret = 0;
192
193 if (info->lock_ae != lock)
194 ret = m5mols_write(&info->sd, AE_LOCK,
195 lock ? REG_AE_LOCK : REG_AE_UNLOCK);
196 if (!ret)
197 info->lock_ae = lock;
198
199 return ret;
200}
201
202static int m5mols_lock_awb(struct m5mols_info *info, bool lock)
203{
204 int ret = 0;
205
206 if (info->lock_awb != lock)
207 ret = m5mols_write(&info->sd, AWB_LOCK,
208 lock ? REG_AWB_LOCK : REG_AWB_UNLOCK);
209 if (!ret)
210 info->lock_awb = lock;
211
212 return ret;
213}
214
215/* m5mols_lock_3a() - Lock 3A(Auto Exposure, Auto Whitebalance, Auto Focus) */
216int m5mols_lock_3a(struct m5mols_info *info, bool lock)
217{
218 int ret;
219
220 ret = m5mols_lock_ae(info, lock);
221 if (!ret)
222 ret = m5mols_lock_awb(info, lock);
223 /* Don't need to handle unlocking AF */
224 if (!ret && is_available_af(info) && lock)
225 ret = m5mols_write(&info->sd, AF_EXECUTE, REG_AF_STOP);
226
227 return ret;
228}
229
230/* m5mols_set_ctrl() - The main s_ctrl function called by m5mols_set_ctrl() */
231int m5mols_set_ctrl(struct v4l2_ctrl *ctrl)
232{
233 struct v4l2_subdev *sd = to_sd(ctrl);
234 struct m5mols_info *info = to_m5mols(sd);
235 int ret;
236
237 switch (ctrl->id) {
238 case V4L2_CID_ZOOM_ABSOLUTE:
239 return m5mols_write(sd, MON_ZOOM, ctrl->val);
240
241 case V4L2_CID_EXPOSURE_AUTO:
242 ret = m5mols_lock_ae(info,
243 ctrl->val == V4L2_EXPOSURE_AUTO ? false : true);
244 if (!ret && ctrl->val == V4L2_EXPOSURE_AUTO)
245 ret = m5mols_write(sd, AE_MODE, REG_AE_ALL);
246 if (!ret && ctrl->val == V4L2_EXPOSURE_MANUAL) {
247 int val = info->exposure->val;
248 ret = m5mols_write(sd, AE_MODE, REG_AE_OFF);
249 if (!ret)
250 ret = m5mols_write(sd, AE_MAN_GAIN_MON, val);
251 if (!ret)
252 ret = m5mols_write(sd, AE_MAN_GAIN_CAP, val);
253 }
254 return ret;
255
256 case V4L2_CID_AUTO_WHITE_BALANCE:
257 ret = m5mols_lock_awb(info, ctrl->val ? false : true);
258 if (!ret)
259 ret = m5mols_write(sd, AWB_MODE, ctrl->val ?
260 REG_AWB_AUTO : REG_AWB_PRESET);
261 return ret;
262
263 case V4L2_CID_SATURATION:
264 ret = m5mols_write(sd, MON_CHROMA_LVL, ctrl->val);
265 if (!ret)
266 ret = m5mols_write(sd, MON_CHROMA_EN, REG_CHROMA_ON);
267 return ret;
268
269 case V4L2_CID_COLORFX:
270 /*
271 * This control uses two kinds of registers: normal & color.
272 * The normal effect belongs to category 1, while the color
273 * one belongs to category 2.
274 *
275 * The normal effect uses one register: CAT1_EFFECT.
276 * The color effect uses three registers:
277 * CAT2_COLOR_EFFECT, CAT2_CFIXR, CAT2_CFIXB.
278 */
279 ret = m5mols_write(sd, PARM_EFFECT,
280 ctrl->val == V4L2_COLORFX_NEGATIVE ? REG_EFFECT_NEGA :
281 ctrl->val == V4L2_COLORFX_EMBOSS ? REG_EFFECT_EMBOSS :
282 REG_EFFECT_OFF);
283 if (!ret)
284 ret = m5mols_write(sd, MON_EFFECT,
285 ctrl->val == V4L2_COLORFX_SEPIA ?
286 REG_COLOR_EFFECT_ON : REG_COLOR_EFFECT_OFF);
287 if (!ret)
288 ret = m5mols_write(sd, MON_CFIXR,
289 ctrl->val == V4L2_COLORFX_SEPIA ?
290 REG_CFIXR_SEPIA : 0);
291 if (!ret)
292 ret = m5mols_write(sd, MON_CFIXB,
293 ctrl->val == V4L2_COLORFX_SEPIA ?
294 REG_CFIXB_SEPIA : 0);
295 return ret;
296 }
297
298 return -EINVAL;
299}
diff --git a/drivers/media/video/m5mols/m5mols_core.c b/drivers/media/video/m5mols/m5mols_core.c
new file mode 100644
index 000000000000..76eac26e84ae
--- /dev/null
+++ b/drivers/media/video/m5mols/m5mols_core.c
@@ -0,0 +1,1004 @@
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/version.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
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 * @val: read value
137 */
138int m5mols_read(struct v4l2_subdev *sd, u32 reg, u32 *val)
139{
140 struct i2c_client *client = v4l2_get_subdevdata(sd);
141 u8 rbuf[M5MOLS_I2C_MAX_SIZE + 1];
142 u8 size = I2C_SIZE(reg);
143 u8 category = I2C_CATEGORY(reg);
144 u8 cmd = I2C_COMMAND(reg);
145 struct i2c_msg msg[2];
146 u8 wbuf[5];
147 int ret;
148
149 if (!client->adapter)
150 return -ENODEV;
151
152 if (size != 1 && size != 2 && size != 4) {
153 v4l2_err(sd, "Wrong data size\n");
154 return -EINVAL;
155 }
156
157 msg[0].addr = client->addr;
158 msg[0].flags = 0;
159 msg[0].len = 5;
160 msg[0].buf = wbuf;
161 wbuf[0] = 5;
162 wbuf[1] = M5MOLS_BYTE_READ;
163 wbuf[2] = category;
164 wbuf[3] = cmd;
165 wbuf[4] = size;
166
167 msg[1].addr = client->addr;
168 msg[1].flags = I2C_M_RD;
169 msg[1].len = size + 1;
170 msg[1].buf = rbuf;
171
172 /* minimum stabilization time */
173 usleep_range(200, 200);
174
175 ret = i2c_transfer(client->adapter, msg, 2);
176 if (ret < 0) {
177 v4l2_err(sd, "read failed: size:%d cat:%02x cmd:%02x. %d\n",
178 size, category, cmd, ret);
179 return ret;
180 }
181
182 *val = m5mols_swap_byte(&rbuf[1], size);
183
184 return 0;
185}
186
187/**
188 * m5mols_write - I2C command write function
189 * @reg: combination of size, category and command for the I2C packet
190 * @val: value to write
191 */
192int m5mols_write(struct v4l2_subdev *sd, u32 reg, u32 val)
193{
194 struct i2c_client *client = v4l2_get_subdevdata(sd);
195 u8 wbuf[M5MOLS_I2C_MAX_SIZE + 4];
196 u8 category = I2C_CATEGORY(reg);
197 u8 cmd = I2C_COMMAND(reg);
198 u8 size = I2C_SIZE(reg);
199 u32 *buf = (u32 *)&wbuf[4];
200 struct i2c_msg msg[1];
201 int ret;
202
203 if (!client->adapter)
204 return -ENODEV;
205
206 if (size != 1 && size != 2 && size != 4) {
207 v4l2_err(sd, "Wrong data size\n");
208 return -EINVAL;
209 }
210
211 msg->addr = client->addr;
212 msg->flags = 0;
213 msg->len = (u16)size + 4;
214 msg->buf = wbuf;
215 wbuf[0] = size + 4;
216 wbuf[1] = M5MOLS_BYTE_WRITE;
217 wbuf[2] = category;
218 wbuf[3] = cmd;
219
220 *buf = m5mols_swap_byte((u8 *)&val, size);
221
222 usleep_range(200, 200);
223
224 ret = i2c_transfer(client->adapter, msg, 1);
225 if (ret < 0) {
226 v4l2_err(sd, "write failed: size:%d cat:%02x cmd:%02x. %d\n",
227 size, category, cmd, ret);
228 return ret;
229 }
230
231 return 0;
232}
233
234int m5mols_busy(struct v4l2_subdev *sd, u8 category, u8 cmd, u32 mask)
235{
236 u32 busy, i;
237 int ret;
238
239 for (i = 0; i < M5MOLS_I2C_CHECK_RETRY; i++) {
240 ret = m5mols_read(sd, I2C_REG(category, cmd, 1), &busy);
241 if (ret < 0)
242 return ret;
243 if ((busy & mask) == mask)
244 return 0;
245 }
246 return -EBUSY;
247}
248
249/**
250 * m5mols_enable_interrupt - Clear interrupt pending bits and unmask interrupts
251 *
252 * Before writing desired interrupt value the INT_FACTOR register should
253 * be read to clear pending interrupts.
254 */
255int m5mols_enable_interrupt(struct v4l2_subdev *sd, u32 reg)
256{
257 struct m5mols_info *info = to_m5mols(sd);
258 u32 mask = is_available_af(info) ? REG_INT_AF : 0;
259 u32 dummy;
260 int ret;
261
262 ret = m5mols_read(sd, SYSTEM_INT_FACTOR, &dummy);
263 if (!ret)
264 ret = m5mols_write(sd, SYSTEM_INT_ENABLE, reg & ~mask);
265 return ret;
266}
267
268/**
269 * m5mols_reg_mode - Write the mode and check busy status
270 *
271 * It always accompanies a little delay changing the M-5MOLS mode, so it is
272 * needed checking current busy status to guarantee right mode.
273 */
274static int m5mols_reg_mode(struct v4l2_subdev *sd, u32 mode)
275{
276 int ret = m5mols_write(sd, SYSTEM_SYSMODE, mode);
277
278 return ret ? ret : m5mols_busy(sd, CAT_SYSTEM, CAT0_SYSMODE, mode);
279}
280
281/**
282 * m5mols_mode - manage the M-5MOLS's mode
283 * @mode: the required operation mode
284 *
285 * The commands of M-5MOLS are grouped into specific modes. Each functionality
286 * can be guaranteed only when the sensor is operating in mode which which
287 * a command belongs to.
288 */
289int m5mols_mode(struct m5mols_info *info, u32 mode)
290{
291 struct v4l2_subdev *sd = &info->sd;
292 int ret = -EINVAL;
293 u32 reg;
294
295 if (mode < REG_PARAMETER && mode > REG_CAPTURE)
296 return ret;
297
298 ret = m5mols_read(sd, SYSTEM_SYSMODE, &reg);
299 if ((!ret && reg == mode) || ret)
300 return ret;
301
302 switch (reg) {
303 case REG_PARAMETER:
304 ret = m5mols_reg_mode(sd, REG_MONITOR);
305 if (!ret && mode == REG_MONITOR)
306 break;
307 if (!ret)
308 ret = m5mols_reg_mode(sd, REG_CAPTURE);
309 break;
310
311 case REG_MONITOR:
312 if (mode == REG_PARAMETER) {
313 ret = m5mols_reg_mode(sd, REG_PARAMETER);
314 break;
315 }
316
317 ret = m5mols_reg_mode(sd, REG_CAPTURE);
318 break;
319
320 case REG_CAPTURE:
321 ret = m5mols_reg_mode(sd, REG_MONITOR);
322 if (!ret && mode == REG_MONITOR)
323 break;
324 if (!ret)
325 ret = m5mols_reg_mode(sd, REG_PARAMETER);
326 break;
327
328 default:
329 v4l2_warn(sd, "Wrong mode: %d\n", mode);
330 }
331
332 if (!ret)
333 info->mode = mode;
334
335 return ret;
336}
337
338/**
339 * m5mols_get_version - retrieve full revisions information of M-5MOLS
340 *
341 * The version information includes revisions of hardware and firmware,
342 * AutoFocus alghorithm version and the version string.
343 */
344static int m5mols_get_version(struct v4l2_subdev *sd)
345{
346 struct m5mols_info *info = to_m5mols(sd);
347 union {
348 struct m5mols_version ver;
349 u8 bytes[VERSION_SIZE];
350 } version;
351 u32 *value;
352 u8 cmd = CAT0_VER_CUSTOMER;
353 int ret;
354
355 do {
356 value = (u32 *)&version.bytes[cmd];
357 ret = m5mols_read(sd, SYSTEM_CMD(cmd), value);
358 if (ret)
359 return ret;
360 } while (cmd++ != CAT0_VER_AWB);
361
362 do {
363 value = (u32 *)&version.bytes[cmd];
364 ret = m5mols_read(sd, SYSTEM_VER_STRING, value);
365 if (ret)
366 return ret;
367 if (cmd >= VERSION_SIZE - 1)
368 return -EINVAL;
369 } while (version.bytes[cmd++]);
370
371 value = (u32 *)&version.bytes[cmd];
372 ret = m5mols_read(sd, AF_VERSION, value);
373 if (ret)
374 return ret;
375
376 /* store version information swapped for being readable */
377 info->ver = version.ver;
378 info->ver.fw = be16_to_cpu(info->ver.fw);
379 info->ver.hw = be16_to_cpu(info->ver.hw);
380 info->ver.param = be16_to_cpu(info->ver.param);
381 info->ver.awb = be16_to_cpu(info->ver.awb);
382
383 v4l2_info(sd, "Manufacturer\t[%s]\n",
384 is_manufacturer(info, REG_SAMSUNG_ELECTRO) ?
385 "Samsung Electro-Machanics" :
386 is_manufacturer(info, REG_SAMSUNG_OPTICS) ?
387 "Samsung Fiber-Optics" :
388 is_manufacturer(info, REG_SAMSUNG_TECHWIN) ?
389 "Samsung Techwin" : "None");
390 v4l2_info(sd, "Customer/Project\t[0x%02x/0x%02x]\n",
391 info->ver.customer, info->ver.project);
392
393 if (!is_available_af(info))
394 v4l2_info(sd, "No support Auto Focus on this firmware\n");
395
396 return ret;
397}
398
399/**
400 * __find_restype - Lookup M-5MOLS resolution type according to pixel code
401 * @code: pixel code
402 */
403static enum m5mols_restype __find_restype(enum v4l2_mbus_pixelcode code)
404{
405 enum m5mols_restype type = M5MOLS_RESTYPE_MONITOR;
406
407 do {
408 if (code == m5mols_default_ffmt[type].code)
409 return type;
410 } while (type++ != SIZE_DEFAULT_FFMT);
411
412 return 0;
413}
414
415/**
416 * __find_resolution - Lookup preset and type of M-5MOLS's resolution
417 * @mf: pixel format to find/negotiate the resolution preset for
418 * @type: M-5MOLS resolution type
419 * @resolution: M-5MOLS resolution preset register value
420 *
421 * Find nearest resolution matching resolution preset and adjust mf
422 * to supported values.
423 */
424static int __find_resolution(struct v4l2_subdev *sd,
425 struct v4l2_mbus_framefmt *mf,
426 enum m5mols_restype *type,
427 u32 *resolution)
428{
429 const struct m5mols_resolution *fsize = &m5mols_reg_res[0];
430 const struct m5mols_resolution *match = NULL;
431 enum m5mols_restype stype = __find_restype(mf->code);
432 int i = ARRAY_SIZE(m5mols_reg_res);
433 unsigned int min_err = ~0;
434
435 while (i--) {
436 int err;
437 if (stype == fsize->type) {
438 err = abs(fsize->width - mf->width)
439 + abs(fsize->height - mf->height);
440
441 if (err < min_err) {
442 min_err = err;
443 match = fsize;
444 }
445 }
446 fsize++;
447 }
448 if (match) {
449 mf->width = match->width;
450 mf->height = match->height;
451 *resolution = match->reg;
452 *type = stype;
453 return 0;
454 }
455
456 return -EINVAL;
457}
458
459static struct v4l2_mbus_framefmt *__find_format(struct m5mols_info *info,
460 struct v4l2_subdev_fh *fh,
461 enum v4l2_subdev_format_whence which,
462 enum m5mols_restype type)
463{
464 if (which == V4L2_SUBDEV_FORMAT_TRY)
465 return fh ? v4l2_subdev_get_try_format(fh, 0) : NULL;
466
467 return &info->ffmt[type];
468}
469
470static int m5mols_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
471 struct v4l2_subdev_format *fmt)
472{
473 struct m5mols_info *info = to_m5mols(sd);
474 struct v4l2_mbus_framefmt *format;
475
476 if (fmt->pad != 0)
477 return -EINVAL;
478
479 format = __find_format(info, fh, fmt->which, info->res_type);
480 if (!format)
481 return -EINVAL;
482
483 fmt->format = *format;
484 return 0;
485}
486
487static int m5mols_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
488 struct v4l2_subdev_format *fmt)
489{
490 struct m5mols_info *info = to_m5mols(sd);
491 struct v4l2_mbus_framefmt *format = &fmt->format;
492 struct v4l2_mbus_framefmt *sfmt;
493 enum m5mols_restype type;
494 u32 resolution = 0;
495 int ret;
496
497 if (fmt->pad != 0)
498 return -EINVAL;
499
500 ret = __find_resolution(sd, format, &type, &resolution);
501 if (ret < 0)
502 return ret;
503
504 sfmt = __find_format(info, fh, fmt->which, type);
505 if (!sfmt)
506 return 0;
507
508 *sfmt = m5mols_default_ffmt[type];
509 sfmt->width = format->width;
510 sfmt->height = format->height;
511
512 if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) {
513 info->resolution = resolution;
514 info->code = format->code;
515 info->res_type = type;
516 }
517
518 return 0;
519}
520
521static int m5mols_enum_mbus_code(struct v4l2_subdev *sd,
522 struct v4l2_subdev_fh *fh,
523 struct v4l2_subdev_mbus_code_enum *code)
524{
525 if (!code || code->index >= SIZE_DEFAULT_FFMT)
526 return -EINVAL;
527
528 code->code = m5mols_default_ffmt[code->index].code;
529
530 return 0;
531}
532
533static struct v4l2_subdev_pad_ops m5mols_pad_ops = {
534 .enum_mbus_code = m5mols_enum_mbus_code,
535 .get_fmt = m5mols_get_fmt,
536 .set_fmt = m5mols_set_fmt,
537};
538
539/**
540 * m5mols_sync_controls - Apply default scene mode and the current controls
541 *
542 * This is used only streaming for syncing between v4l2_ctrl framework and
543 * m5mols's controls. First, do the scenemode to the sensor, then call
544 * v4l2_ctrl_handler_setup. It can be same between some commands and
545 * the scenemode's in the default v4l2_ctrls. But, such commands of control
546 * should be prior to the scenemode's one.
547 */
548int m5mols_sync_controls(struct m5mols_info *info)
549{
550 int ret = -EINVAL;
551
552 if (!is_ctrl_synced(info)) {
553 ret = m5mols_do_scenemode(info, REG_SCENE_NORMAL);
554 if (ret)
555 return ret;
556
557 v4l2_ctrl_handler_setup(&info->handle);
558 info->ctrl_sync = true;
559 }
560
561 return ret;
562}
563
564/**
565 * m5mols_start_monitor - Start the monitor mode
566 *
567 * Before applying the controls setup the resolution and frame rate
568 * in PARAMETER mode, and then switch over to MONITOR mode.
569 */
570static int m5mols_start_monitor(struct m5mols_info *info)
571{
572 struct v4l2_subdev *sd = &info->sd;
573 int ret;
574
575 ret = m5mols_mode(info, REG_PARAMETER);
576 if (!ret)
577 ret = m5mols_write(sd, PARM_MON_SIZE, info->resolution);
578 if (!ret)
579 ret = m5mols_write(sd, PARM_MON_FPS, REG_FPS_30);
580 if (!ret)
581 ret = m5mols_mode(info, REG_MONITOR);
582 if (!ret)
583 ret = m5mols_sync_controls(info);
584
585 return ret;
586}
587
588static int m5mols_s_stream(struct v4l2_subdev *sd, int enable)
589{
590 struct m5mols_info *info = to_m5mols(sd);
591
592 if (enable) {
593 int ret = -EINVAL;
594
595 if (is_code(info->code, M5MOLS_RESTYPE_MONITOR))
596 ret = m5mols_start_monitor(info);
597 if (is_code(info->code, M5MOLS_RESTYPE_CAPTURE))
598 ret = m5mols_start_capture(info);
599
600 return ret;
601 }
602
603 return m5mols_mode(info, REG_PARAMETER);
604}
605
606static const struct v4l2_subdev_video_ops m5mols_video_ops = {
607 .s_stream = m5mols_s_stream,
608};
609
610static int m5mols_s_ctrl(struct v4l2_ctrl *ctrl)
611{
612 struct v4l2_subdev *sd = to_sd(ctrl);
613 struct m5mols_info *info = to_m5mols(sd);
614 int ret;
615
616 info->mode_save = info->mode;
617
618 ret = m5mols_mode(info, REG_PARAMETER);
619 if (!ret)
620 ret = m5mols_set_ctrl(ctrl);
621 if (!ret)
622 ret = m5mols_mode(info, info->mode_save);
623
624 return ret;
625}
626
627static const struct v4l2_ctrl_ops m5mols_ctrl_ops = {
628 .s_ctrl = m5mols_s_ctrl,
629};
630
631static int m5mols_sensor_power(struct m5mols_info *info, bool enable)
632{
633 struct v4l2_subdev *sd = &info->sd;
634 struct i2c_client *client = v4l2_get_subdevdata(sd);
635 const struct m5mols_platform_data *pdata = info->pdata;
636 int ret;
637
638 if (enable) {
639 if (is_powered(info))
640 return 0;
641
642 if (info->set_power) {
643 ret = info->set_power(&client->dev, 1);
644 if (ret)
645 return ret;
646 }
647
648 ret = regulator_bulk_enable(ARRAY_SIZE(supplies), supplies);
649 if (ret) {
650 info->set_power(&client->dev, 0);
651 return ret;
652 }
653
654 gpio_set_value(pdata->gpio_reset, !pdata->reset_polarity);
655 usleep_range(1000, 1000);
656 info->power = true;
657
658 return ret;
659 }
660
661 if (!is_powered(info))
662 return 0;
663
664 ret = regulator_bulk_disable(ARRAY_SIZE(supplies), supplies);
665 if (ret)
666 return ret;
667
668 if (info->set_power)
669 info->set_power(&client->dev, 0);
670
671 gpio_set_value(pdata->gpio_reset, pdata->reset_polarity);
672 usleep_range(1000, 1000);
673 info->power = false;
674
675 return ret;
676}
677
678/* m5mols_update_fw - optional firmware update routine */
679int __attribute__ ((weak)) m5mols_update_fw(struct v4l2_subdev *sd,
680 int (*set_power)(struct m5mols_info *, bool))
681{
682 return 0;
683}
684
685/**
686 * m5mols_sensor_armboot - Booting M-5MOLS internal ARM core.
687 *
688 * Booting internal ARM core makes the M-5MOLS is ready for getting commands
689 * with I2C. It's the first thing to be done after it powered up. It must wait
690 * at least 520ms recommended by M-5MOLS datasheet, after executing arm booting.
691 */
692static int m5mols_sensor_armboot(struct v4l2_subdev *sd)
693{
694 int ret;
695
696 ret = m5mols_write(sd, FLASH_CAM_START, REG_START_ARM_BOOT);
697 if (ret < 0)
698 return ret;
699
700 msleep(520);
701
702 ret = m5mols_get_version(sd);
703 if (!ret)
704 ret = m5mols_update_fw(sd, m5mols_sensor_power);
705 if (ret)
706 return ret;
707
708 v4l2_dbg(1, m5mols_debug, sd, "Success ARM Booting\n");
709
710 ret = m5mols_write(sd, PARM_INTERFACE, REG_INTERFACE_MIPI);
711 if (!ret)
712 ret = m5mols_enable_interrupt(sd, REG_INT_AF);
713
714 return ret;
715}
716
717static int m5mols_init_controls(struct m5mols_info *info)
718{
719 struct v4l2_subdev *sd = &info->sd;
720 u16 max_exposure;
721 u16 step_zoom;
722 int ret;
723
724 /* Determine value's range & step of controls for various FW version */
725 ret = m5mols_read(sd, AE_MAX_GAIN_MON, (u32 *)&max_exposure);
726 if (!ret)
727 step_zoom = is_manufacturer(info, REG_SAMSUNG_OPTICS) ? 31 : 1;
728 if (ret)
729 return ret;
730
731 v4l2_ctrl_handler_init(&info->handle, 6);
732 info->autowb = v4l2_ctrl_new_std(&info->handle,
733 &m5mols_ctrl_ops, V4L2_CID_AUTO_WHITE_BALANCE,
734 0, 1, 1, 0);
735 info->saturation = v4l2_ctrl_new_std(&info->handle,
736 &m5mols_ctrl_ops, V4L2_CID_SATURATION,
737 1, 5, 1, 3);
738 info->zoom = v4l2_ctrl_new_std(&info->handle,
739 &m5mols_ctrl_ops, V4L2_CID_ZOOM_ABSOLUTE,
740 1, 70, step_zoom, 1);
741 info->exposure = v4l2_ctrl_new_std(&info->handle,
742 &m5mols_ctrl_ops, V4L2_CID_EXPOSURE,
743 0, max_exposure, 1, (int)max_exposure/2);
744 info->colorfx = v4l2_ctrl_new_std_menu(&info->handle,
745 &m5mols_ctrl_ops, V4L2_CID_COLORFX,
746 4, (1 << V4L2_COLORFX_BW), V4L2_COLORFX_NONE);
747 info->autoexposure = v4l2_ctrl_new_std_menu(&info->handle,
748 &m5mols_ctrl_ops, V4L2_CID_EXPOSURE_AUTO,
749 1, 0, V4L2_EXPOSURE_MANUAL);
750
751 sd->ctrl_handler = &info->handle;
752 if (info->handle.error) {
753 v4l2_err(sd, "Failed to initialize controls: %d\n", ret);
754 v4l2_ctrl_handler_free(&info->handle);
755 return info->handle.error;
756 }
757
758 v4l2_ctrl_cluster(2, &info->autoexposure);
759
760 return 0;
761}
762
763/**
764 * m5mols_s_power - Main sensor power control function
765 *
766 * To prevent breaking the lens when the sensor is powered off the Soft-Landing
767 * algorithm is called where available. The Soft-Landing algorithm availability
768 * dependends on the firmware provider.
769 */
770static int m5mols_s_power(struct v4l2_subdev *sd, int on)
771{
772 struct m5mols_info *info = to_m5mols(sd);
773 int ret;
774
775 if (on) {
776 ret = m5mols_sensor_power(info, true);
777 if (!ret)
778 ret = m5mols_sensor_armboot(sd);
779 if (!ret)
780 ret = m5mols_init_controls(info);
781 if (ret)
782 return ret;
783
784 info->ffmt[M5MOLS_RESTYPE_MONITOR] =
785 m5mols_default_ffmt[M5MOLS_RESTYPE_MONITOR];
786 info->ffmt[M5MOLS_RESTYPE_CAPTURE] =
787 m5mols_default_ffmt[M5MOLS_RESTYPE_CAPTURE];
788 return ret;
789 }
790
791 if (is_manufacturer(info, REG_SAMSUNG_TECHWIN)) {
792 ret = m5mols_mode(info, REG_MONITOR);
793 if (!ret)
794 ret = m5mols_write(sd, AF_EXECUTE, REG_AF_STOP);
795 if (!ret)
796 ret = m5mols_write(sd, AF_MODE, REG_AF_POWEROFF);
797 if (!ret)
798 ret = m5mols_busy(sd, CAT_SYSTEM, CAT0_STATUS,
799 REG_AF_IDLE);
800 if (!ret)
801 v4l2_info(sd, "Success soft-landing lens\n");
802 }
803
804 ret = m5mols_sensor_power(info, false);
805 if (!ret) {
806 v4l2_ctrl_handler_free(&info->handle);
807 info->ctrl_sync = false;
808 }
809
810 return ret;
811}
812
813static int m5mols_log_status(struct v4l2_subdev *sd)
814{
815 struct m5mols_info *info = to_m5mols(sd);
816
817 v4l2_ctrl_handler_log_status(&info->handle, sd->name);
818
819 return 0;
820}
821
822static const struct v4l2_subdev_core_ops m5mols_core_ops = {
823 .s_power = m5mols_s_power,
824 .g_ctrl = v4l2_subdev_g_ctrl,
825 .s_ctrl = v4l2_subdev_s_ctrl,
826 .queryctrl = v4l2_subdev_queryctrl,
827 .querymenu = v4l2_subdev_querymenu,
828 .g_ext_ctrls = v4l2_subdev_g_ext_ctrls,
829 .try_ext_ctrls = v4l2_subdev_try_ext_ctrls,
830 .s_ext_ctrls = v4l2_subdev_s_ext_ctrls,
831 .log_status = m5mols_log_status,
832};
833
834static const struct v4l2_subdev_ops m5mols_ops = {
835 .core = &m5mols_core_ops,
836 .pad = &m5mols_pad_ops,
837 .video = &m5mols_video_ops,
838};
839
840static void m5mols_irq_work(struct work_struct *work)
841{
842 struct m5mols_info *info =
843 container_of(work, struct m5mols_info, work_irq);
844 struct v4l2_subdev *sd = &info->sd;
845 u32 reg;
846 int ret;
847
848 if (!is_powered(info) ||
849 m5mols_read(sd, SYSTEM_INT_FACTOR, &info->interrupt))
850 return;
851
852 switch (info->interrupt & REG_INT_MASK) {
853 case REG_INT_AF:
854 if (!is_available_af(info))
855 break;
856 ret = m5mols_read(sd, AF_STATUS, &reg);
857 v4l2_dbg(2, m5mols_debug, sd, "AF %s\n",
858 reg == REG_AF_FAIL ? "Failed" :
859 reg == REG_AF_SUCCESS ? "Success" :
860 reg == REG_AF_IDLE ? "Idle" : "Busy");
861 break;
862 case REG_INT_CAPTURE:
863 if (!test_and_set_bit(ST_CAPT_IRQ, &info->flags))
864 wake_up_interruptible(&info->irq_waitq);
865
866 v4l2_dbg(2, m5mols_debug, sd, "CAPTURE\n");
867 break;
868 default:
869 v4l2_dbg(2, m5mols_debug, sd, "Undefined: %02x\n", reg);
870 break;
871 };
872}
873
874static irqreturn_t m5mols_irq_handler(int irq, void *data)
875{
876 struct v4l2_subdev *sd = data;
877 struct m5mols_info *info = to_m5mols(sd);
878
879 schedule_work(&info->work_irq);
880
881 return IRQ_HANDLED;
882}
883
884static int __devinit m5mols_probe(struct i2c_client *client,
885 const struct i2c_device_id *id)
886{
887 const struct m5mols_platform_data *pdata = client->dev.platform_data;
888 struct m5mols_info *info;
889 struct v4l2_subdev *sd;
890 int ret;
891
892 if (pdata == NULL) {
893 dev_err(&client->dev, "No platform data\n");
894 return -EINVAL;
895 }
896
897 if (!gpio_is_valid(pdata->gpio_reset)) {
898 dev_err(&client->dev, "No valid RESET GPIO specified\n");
899 return -EINVAL;
900 }
901
902 if (!pdata->irq) {
903 dev_err(&client->dev, "Interrupt not assigned\n");
904 return -EINVAL;
905 }
906
907 info = kzalloc(sizeof(struct m5mols_info), GFP_KERNEL);
908 if (!info)
909 return -ENOMEM;
910
911 info->pdata = pdata;
912 info->set_power = pdata->set_power;
913
914 ret = gpio_request(pdata->gpio_reset, "M5MOLS_NRST");
915 if (ret) {
916 dev_err(&client->dev, "Failed to request gpio: %d\n", ret);
917 goto out_free;
918 }
919 gpio_direction_output(pdata->gpio_reset, pdata->reset_polarity);
920
921 ret = regulator_bulk_get(&client->dev, ARRAY_SIZE(supplies), supplies);
922 if (ret) {
923 dev_err(&client->dev, "Failed to get regulators: %d\n", ret);
924 goto out_gpio;
925 }
926
927 sd = &info->sd;
928 strlcpy(sd->name, MODULE_NAME, sizeof(sd->name));
929 v4l2_i2c_subdev_init(sd, client, &m5mols_ops);
930
931 info->pad.flags = MEDIA_PAD_FL_SOURCE;
932 ret = media_entity_init(&sd->entity, 1, &info->pad, 0);
933 if (ret < 0)
934 goto out_reg;
935 sd->entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR;
936
937 init_waitqueue_head(&info->irq_waitq);
938 INIT_WORK(&info->work_irq, m5mols_irq_work);
939 ret = request_irq(pdata->irq, m5mols_irq_handler,
940 IRQF_TRIGGER_RISING, MODULE_NAME, sd);
941 if (ret) {
942 dev_err(&client->dev, "Interrupt request failed: %d\n", ret);
943 goto out_me;
944 }
945 info->res_type = M5MOLS_RESTYPE_MONITOR;
946 return 0;
947out_me:
948 media_entity_cleanup(&sd->entity);
949out_reg:
950 regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
951out_gpio:
952 gpio_free(pdata->gpio_reset);
953out_free:
954 kfree(info);
955 return ret;
956}
957
958static int __devexit m5mols_remove(struct i2c_client *client)
959{
960 struct v4l2_subdev *sd = i2c_get_clientdata(client);
961 struct m5mols_info *info = to_m5mols(sd);
962
963 v4l2_device_unregister_subdev(sd);
964 free_irq(info->pdata->irq, sd);
965
966 regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
967 gpio_free(info->pdata->gpio_reset);
968 media_entity_cleanup(&sd->entity);
969 kfree(info);
970 return 0;
971}
972
973static const struct i2c_device_id m5mols_id[] = {
974 { MODULE_NAME, 0 },
975 { },
976};
977MODULE_DEVICE_TABLE(i2c, m5mols_id);
978
979static struct i2c_driver m5mols_i2c_driver = {
980 .driver = {
981 .name = MODULE_NAME,
982 },
983 .probe = m5mols_probe,
984 .remove = __devexit_p(m5mols_remove),
985 .id_table = m5mols_id,
986};
987
988static int __init m5mols_mod_init(void)
989{
990 return i2c_add_driver(&m5mols_i2c_driver);
991}
992
993static void __exit m5mols_mod_exit(void)
994{
995 i2c_del_driver(&m5mols_i2c_driver);
996}
997
998module_init(m5mols_mod_init);
999module_exit(m5mols_mod_exit);
1000
1001MODULE_AUTHOR("HeungJun Kim <riverful.kim@samsung.com>");
1002MODULE_AUTHOR("Dongsoo Kim <dongsoo45.kim@samsung.com>");
1003MODULE_DESCRIPTION("Fujitsu M-5MOLS 8M Pixel camera driver");
1004MODULE_LICENSE("GPL");
diff --git a/drivers/media/video/m5mols/m5mols_reg.h b/drivers/media/video/m5mols/m5mols_reg.h
new file mode 100644
index 000000000000..b83e36fc6ac6
--- /dev/null
+++ b/drivers/media/video/m5mols/m5mols_reg.h
@@ -0,0 +1,399 @@
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 CAT0_VER_CUSTOMER 0x00 /* customer version */
59#define CAT0_VER_AWB 0x09 /* Auto WB version */
60#define CAT0_VER_STRING 0x0a /* string including M-5MOLS */
61#define CAT0_SYSMODE 0x0b /* SYSTEM mode register */
62#define CAT0_STATUS 0x0c /* SYSTEM mode status register */
63#define CAT0_INT_FACTOR 0x10 /* interrupt pending register */
64#define CAT0_INT_ENABLE 0x11 /* interrupt enable register */
65
66#define SYSTEM_SYSMODE I2C_REG(CAT_SYSTEM, CAT0_SYSMODE, 1)
67#define REG_SYSINIT 0x00 /* SYSTEM mode */
68#define REG_PARAMETER 0x01 /* PARAMETER mode */
69#define REG_MONITOR 0x02 /* MONITOR mode */
70#define REG_CAPTURE 0x03 /* CAPTURE mode */
71
72#define SYSTEM_CMD(__cmd) I2C_REG(CAT_SYSTEM, cmd, 1)
73#define SYSTEM_VER_STRING I2C_REG(CAT_SYSTEM, CAT0_VER_STRING, 1)
74#define REG_SAMSUNG_ELECTRO "SE" /* Samsung Electro-Mechanics */
75#define REG_SAMSUNG_OPTICS "OP" /* Samsung Fiber-Optics */
76#define REG_SAMSUNG_TECHWIN "TB" /* Samsung Techwin */
77
78#define SYSTEM_INT_FACTOR I2C_REG(CAT_SYSTEM, CAT0_INT_FACTOR, 1)
79#define SYSTEM_INT_ENABLE I2C_REG(CAT_SYSTEM, CAT0_INT_ENABLE, 1)
80#define REG_INT_MODE (1 << 0)
81#define REG_INT_AF (1 << 1)
82#define REG_INT_ZOOM (1 << 2)
83#define REG_INT_CAPTURE (1 << 3)
84#define REG_INT_FRAMESYNC (1 << 4)
85#define REG_INT_FD (1 << 5)
86#define REG_INT_LENS_INIT (1 << 6)
87#define REG_INT_SOUND (1 << 7)
88#define REG_INT_MASK 0x0f
89
90/*
91 * category 1 - PARAMETER mode
92 *
93 * This category supports function of camera features of M-5MOLS. It means we
94 * can handle with preview(MONITOR) resolution size/frame per second/interface
95 * between the sensor and the Application Processor/even the image effect.
96 */
97#define CAT1_DATA_INTERFACE 0x00 /* interface between sensor and AP */
98#define CAT1_MONITOR_SIZE 0x01 /* resolution at the MONITOR mode */
99#define CAT1_MONITOR_FPS 0x02 /* frame per second at this mode */
100#define CAT1_EFFECT 0x0b /* image effects */
101
102#define PARM_MON_SIZE I2C_REG(CAT_PARAM, CAT1_MONITOR_SIZE, 1)
103
104#define PARM_MON_FPS I2C_REG(CAT_PARAM, CAT1_MONITOR_FPS, 1)
105#define REG_FPS_30 0x02
106
107#define PARM_INTERFACE I2C_REG(CAT_PARAM, CAT1_DATA_INTERFACE, 1)
108#define REG_INTERFACE_MIPI 0x02
109
110#define PARM_EFFECT I2C_REG(CAT_PARAM, CAT1_EFFECT, 1)
111#define REG_EFFECT_OFF 0x00
112#define REG_EFFECT_NEGA 0x01
113#define REG_EFFECT_EMBOSS 0x06
114#define REG_EFFECT_OUTLINE 0x07
115#define REG_EFFECT_WATERCOLOR 0x08
116
117/*
118 * Category 2 - MONITOR mode
119 *
120 * The MONITOR mode is same as preview mode as we said. The M-5MOLS has another
121 * mode named "Preview", but this preview mode is used at the case specific
122 * vider-recording mode. This mmode supports only YUYV format. On the other
123 * hand, the JPEG & RAW formats is supports by CAPTURE mode. And, there are
124 * another options like zoom/color effect(different with effect in PARAMETER
125 * mode)/anti hand shaking algorithm.
126 */
127#define CAT2_ZOOM 0x01 /* set the zoom position & execute */
128#define CAT2_ZOOM_STEP 0x03 /* set the zoom step */
129#define CAT2_CFIXB 0x09 /* CB value for color effect */
130#define CAT2_CFIXR 0x0a /* CR value for color effect */
131#define CAT2_COLOR_EFFECT 0x0b /* set on/off of color effect */
132#define CAT2_CHROMA_LVL 0x0f /* set chroma level */
133#define CAT2_CHROMA_EN 0x10 /* set on/off of choroma */
134#define CAT2_EDGE_LVL 0x11 /* set sharpness level */
135#define CAT2_EDGE_EN 0x12 /* set on/off sharpness */
136#define CAT2_TONE_CTL 0x25 /* set tone color(contrast) */
137
138#define MON_ZOOM I2C_REG(CAT_MONITOR, CAT2_ZOOM, 1)
139
140#define MON_CFIXR I2C_REG(CAT_MONITOR, CAT2_CFIXR, 1)
141#define MON_CFIXB I2C_REG(CAT_MONITOR, CAT2_CFIXB, 1)
142#define REG_CFIXB_SEPIA 0xd8
143#define REG_CFIXR_SEPIA 0x18
144
145#define MON_EFFECT I2C_REG(CAT_MONITOR, CAT2_COLOR_EFFECT, 1)
146#define REG_COLOR_EFFECT_OFF 0x00
147#define REG_COLOR_EFFECT_ON 0x01
148
149#define MON_CHROMA_EN I2C_REG(CAT_MONITOR, CAT2_CHROMA_EN, 1)
150#define MON_CHROMA_LVL I2C_REG(CAT_MONITOR, CAT2_CHROMA_LVL, 1)
151#define REG_CHROMA_OFF 0x00
152#define REG_CHROMA_ON 0x01
153
154#define MON_EDGE_EN I2C_REG(CAT_MONITOR, CAT2_EDGE_EN, 1)
155#define MON_EDGE_LVL I2C_REG(CAT_MONITOR, CAT2_EDGE_LVL, 1)
156#define REG_EDGE_OFF 0x00
157#define REG_EDGE_ON 0x01
158
159#define MON_TONE_CTL I2C_REG(CAT_MONITOR, CAT2_TONE_CTL, 1)
160
161/*
162 * Category 3 - Auto Exposure
163 *
164 * The M-5MOLS exposure capbility is detailed as which is similar to digital
165 * camera. This category supports AE locking/various AE mode(range of exposure)
166 * /ISO/flickering/EV bias/shutter/meteoring, and anything else. And the
167 * maximum/minimum exposure gain value depending on M-5MOLS firmware, may be
168 * different. So, this category also provide getting the max/min values. And,
169 * each MONITOR and CAPTURE mode has each gain/shutter/max exposure values.
170 */
171#define CAT3_AE_LOCK 0x00 /* locking Auto exposure */
172#define CAT3_AE_MODE 0x01 /* set AE mode, mode means range */
173#define CAT3_ISO 0x05 /* set ISO */
174#define CAT3_EV_PRESET_MONITOR 0x0a /* EV(scenemode) preset for MONITOR */
175#define CAT3_EV_PRESET_CAPTURE 0x0b /* EV(scenemode) preset for CAPTURE */
176#define CAT3_MANUAL_GAIN_MON 0x12 /* meteoring value for the MONITOR */
177#define CAT3_MAX_GAIN_MON 0x1a /* max gain value for the MONITOR */
178#define CAT3_MANUAL_GAIN_CAP 0x26 /* meteoring value for the CAPTURE */
179#define CAT3_AE_INDEX 0x38 /* AE index */
180
181#define AE_LOCK I2C_REG(CAT_AE, CAT3_AE_LOCK, 1)
182#define REG_AE_UNLOCK 0x00
183#define REG_AE_LOCK 0x01
184
185#define AE_MODE I2C_REG(CAT_AE, CAT3_AE_MODE, 1)
186#define REG_AE_OFF 0x00 /* AE off */
187#define REG_AE_ALL 0x01 /* calc AE in all block integral */
188#define REG_AE_CENTER 0x03 /* calc AE in center weighted */
189#define REG_AE_SPOT 0x06 /* calc AE in specific spot */
190
191#define AE_ISO I2C_REG(CAT_AE, CAT3_ISO, 1)
192#define REG_ISO_AUTO 0x00
193#define REG_ISO_50 0x01
194#define REG_ISO_100 0x02
195#define REG_ISO_200 0x03
196#define REG_ISO_400 0x04
197#define REG_ISO_800 0x05
198
199#define AE_EV_PRESET_MONITOR I2C_REG(CAT_AE, CAT3_EV_PRESET_MONITOR, 1)
200#define AE_EV_PRESET_CAPTURE I2C_REG(CAT_AE, CAT3_EV_PRESET_CAPTURE, 1)
201#define REG_SCENE_NORMAL 0x00
202#define REG_SCENE_PORTRAIT 0x01
203#define REG_SCENE_LANDSCAPE 0x02
204#define REG_SCENE_SPORTS 0x03
205#define REG_SCENE_PARTY_INDOOR 0x04
206#define REG_SCENE_BEACH_SNOW 0x05
207#define REG_SCENE_SUNSET 0x06
208#define REG_SCENE_DAWN_DUSK 0x07
209#define REG_SCENE_FALL 0x08
210#define REG_SCENE_NIGHT 0x09
211#define REG_SCENE_AGAINST_LIGHT 0x0a
212#define REG_SCENE_FIRE 0x0b
213#define REG_SCENE_TEXT 0x0c
214#define REG_SCENE_CANDLE 0x0d
215
216#define AE_MAN_GAIN_MON I2C_REG(CAT_AE, CAT3_MANUAL_GAIN_MON, 2)
217#define AE_MAX_GAIN_MON I2C_REG(CAT_AE, CAT3_MAX_GAIN_MON, 2)
218#define AE_MAN_GAIN_CAP I2C_REG(CAT_AE, CAT3_MANUAL_GAIN_CAP, 2)
219
220#define AE_INDEX I2C_REG(CAT_AE, CAT3_AE_INDEX, 1)
221#define REG_AE_INDEX_20_NEG 0x00
222#define REG_AE_INDEX_15_NEG 0x01
223#define REG_AE_INDEX_10_NEG 0x02
224#define REG_AE_INDEX_05_NEG 0x03
225#define REG_AE_INDEX_00 0x04
226#define REG_AE_INDEX_05_POS 0x05
227#define REG_AE_INDEX_10_POS 0x06
228#define REG_AE_INDEX_15_POS 0x07
229#define REG_AE_INDEX_20_POS 0x08
230
231/*
232 * Category 6 - White Balance
233 *
234 * This category provide AWB locking/mode/preset/speed/gain bias, etc.
235 */
236#define CAT6_AWB_LOCK 0x00 /* locking Auto Whitebalance */
237#define CAT6_AWB_MODE 0x02 /* set Auto or Manual */
238#define CAT6_AWB_MANUAL 0x03 /* set Manual(preset) value */
239
240#define AWB_LOCK I2C_REG(CAT_WB, CAT6_AWB_LOCK, 1)
241#define REG_AWB_UNLOCK 0x00
242#define REG_AWB_LOCK 0x01
243
244#define AWB_MODE I2C_REG(CAT_WB, CAT6_AWB_MODE, 1)
245#define REG_AWB_AUTO 0x01 /* AWB off */
246#define REG_AWB_PRESET 0x02 /* AWB preset */
247
248#define AWB_MANUAL I2C_REG(CAT_WB, CAT6_AWB_MANUAL, 1)
249#define REG_AWB_INCANDESCENT 0x01
250#define REG_AWB_FLUORESCENT_1 0x02
251#define REG_AWB_FLUORESCENT_2 0x03
252#define REG_AWB_DAYLIGHT 0x04
253#define REG_AWB_CLOUDY 0x05
254#define REG_AWB_SHADE 0x06
255#define REG_AWB_HORIZON 0x07
256#define REG_AWB_LEDLIGHT 0x09
257
258/*
259 * Category 7 - EXIF information
260 */
261#define CAT7_INFO_EXPTIME_NU 0x00
262#define CAT7_INFO_EXPTIME_DE 0x04
263#define CAT7_INFO_TV_NU 0x08
264#define CAT7_INFO_TV_DE 0x0c
265#define CAT7_INFO_AV_NU 0x10
266#define CAT7_INFO_AV_DE 0x14
267#define CAT7_INFO_BV_NU 0x18
268#define CAT7_INFO_BV_DE 0x1c
269#define CAT7_INFO_EBV_NU 0x20
270#define CAT7_INFO_EBV_DE 0x24
271#define CAT7_INFO_ISO 0x28
272#define CAT7_INFO_FLASH 0x2a
273#define CAT7_INFO_SDR 0x2c
274#define CAT7_INFO_QVAL 0x2e
275
276#define EXIF_INFO_EXPTIME_NU I2C_REG(CAT_EXIF, CAT7_INFO_EXPTIME_NU, 4)
277#define EXIF_INFO_EXPTIME_DE I2C_REG(CAT_EXIF, CAT7_INFO_EXPTIME_DE, 4)
278#define EXIF_INFO_TV_NU I2C_REG(CAT_EXIF, CAT7_INFO_TV_NU, 4)
279#define EXIF_INFO_TV_DE I2C_REG(CAT_EXIF, CAT7_INFO_TV_DE, 4)
280#define EXIF_INFO_AV_NU I2C_REG(CAT_EXIF, CAT7_INFO_AV_NU, 4)
281#define EXIF_INFO_AV_DE I2C_REG(CAT_EXIF, CAT7_INFO_AV_DE, 4)
282#define EXIF_INFO_BV_NU I2C_REG(CAT_EXIF, CAT7_INFO_BV_NU, 4)
283#define EXIF_INFO_BV_DE I2C_REG(CAT_EXIF, CAT7_INFO_BV_DE, 4)
284#define EXIF_INFO_EBV_NU I2C_REG(CAT_EXIF, CAT7_INFO_EBV_NU, 4)
285#define EXIF_INFO_EBV_DE I2C_REG(CAT_EXIF, CAT7_INFO_EBV_DE, 4)
286#define EXIF_INFO_ISO I2C_REG(CAT_EXIF, CAT7_INFO_ISO, 2)
287#define EXIF_INFO_FLASH I2C_REG(CAT_EXIF, CAT7_INFO_FLASH, 2)
288#define EXIF_INFO_SDR I2C_REG(CAT_EXIF, CAT7_INFO_SDR, 2)
289#define EXIF_INFO_QVAL I2C_REG(CAT_EXIF, CAT7_INFO_QVAL, 2)
290
291/*
292 * Category 9 - Face Detection
293 */
294#define CAT9_FD_CTL 0x00
295
296#define FD_CTL I2C_REG(CAT_FD, CAT9_FD_CTL, 1)
297#define BIT_FD_EN 0
298#define BIT_FD_DRAW_FACE_FRAME 4
299#define BIT_FD_DRAW_SMILE_LVL 6
300#define REG_FD(shift) (1 << shift)
301#define REG_FD_OFF 0x0
302
303/*
304 * Category A - Lens Parameter
305 */
306#define CATA_AF_MODE 0x01
307#define CATA_AF_EXECUTE 0x02
308#define CATA_AF_STATUS 0x03
309#define CATA_AF_VERSION 0x0a
310
311#define AF_MODE I2C_REG(CAT_LENS, CATA_AF_MODE, 1)
312#define REG_AF_NORMAL 0x00 /* Normal AF, one time */
313#define REG_AF_MACRO 0x01 /* Macro AF, one time */
314#define REG_AF_POWEROFF 0x07
315
316#define AF_EXECUTE I2C_REG(CAT_LENS, CATA_AF_EXECUTE, 1)
317#define REG_AF_STOP 0x00
318#define REG_AF_EXE_AUTO 0x01
319#define REG_AF_EXE_CAF 0x02
320
321#define AF_STATUS I2C_REG(CAT_LENS, CATA_AF_STATUS, 1)
322#define REG_AF_FAIL 0x00
323#define REG_AF_SUCCESS 0x02
324#define REG_AF_IDLE 0x04
325#define REG_AF_BUSY 0x05
326
327#define AF_VERSION I2C_REG(CAT_LENS, CATA_AF_VERSION, 1)
328
329/*
330 * Category B - CAPTURE Parameter
331 */
332#define CATB_YUVOUT_MAIN 0x00
333#define CATB_MAIN_IMAGE_SIZE 0x01
334#define CATB_MCC_MODE 0x1d
335#define CATB_WDR_EN 0x2c
336#define CATB_LIGHT_CTRL 0x40
337#define CATB_FLASH_CTRL 0x41
338
339#define CAPP_YUVOUT_MAIN I2C_REG(CAT_CAPT_PARM, CATB_YUVOUT_MAIN, 1)
340#define REG_YUV422 0x00
341#define REG_BAYER10 0x05
342#define REG_BAYER8 0x06
343#define REG_JPEG 0x10
344
345#define CAPP_MAIN_IMAGE_SIZE I2C_REG(CAT_CAPT_PARM, CATB_MAIN_IMAGE_SIZE, 1)
346
347#define CAPP_MCC_MODE I2C_REG(CAT_CAPT_PARM, CATB_MCC_MODE, 1)
348#define REG_MCC_OFF 0x00
349#define REG_MCC_NORMAL 0x01
350
351#define CAPP_WDR_EN I2C_REG(CAT_CAPT_PARM, CATB_WDR_EN, 1)
352#define REG_WDR_OFF 0x00
353#define REG_WDR_ON 0x01
354#define REG_WDR_AUTO 0x02
355
356#define CAPP_LIGHT_CTRL I2C_REG(CAT_CAPT_PARM, CATB_LIGHT_CTRL, 1)
357#define REG_LIGHT_OFF 0x00
358#define REG_LIGHT_ON 0x01
359#define REG_LIGHT_AUTO 0x02
360
361#define CAPP_FLASH_CTRL I2C_REG(CAT_CAPT_PARM, CATB_FLASH_CTRL, 1)
362#define REG_FLASH_OFF 0x00
363#define REG_FLASH_ON 0x01
364#define REG_FLASH_AUTO 0x02
365
366/*
367 * Category C - CAPTURE Control
368 */
369#define CATC_CAP_MODE 0x00
370#define CATC_CAP_SEL_FRAME 0x06 /* It determines Single or Multi */
371#define CATC_CAP_START 0x09
372#define CATC_CAP_IMAGE_SIZE 0x0d
373#define CATC_CAP_THUMB_SIZE 0x11
374
375#define CAPC_MODE I2C_REG(CAT_CAPT_CTRL, CATC_CAP_MODE, 1)
376#define REG_CAP_NONE 0x00
377#define REG_CAP_ANTI_SHAKE 0x02
378
379#define CAPC_SEL_FRAME I2C_REG(CAT_CAPT_CTRL, CATC_CAP_SEL_FRAME, 1)
380
381#define CAPC_START I2C_REG(CAT_CAPT_CTRL, CATC_CAP_START, 1)
382#define REG_CAP_START_MAIN 0x01
383#define REG_CAP_START_THUMB 0x03
384
385#define CAPC_IMAGE_SIZE I2C_REG(CAT_CAPT_CTRL, CATC_CAP_IMAGE_SIZE, 1)
386#define CAPC_THUMB_SIZE I2C_REG(CAT_CAPT_CTRL, CATC_CAP_THUMB_SIZE, 1)
387
388/*
389 * Category F - Flash
390 *
391 * This mode provides functions about internal flash stuff and system startup.
392 */
393#define CATF_CAM_START 0x12 /* It starts internal ARM core booting
394 * after power-up */
395
396#define FLASH_CAM_START I2C_REG(CAT_FLASH, CATF_CAM_START, 1)
397#define REG_START_ARM_BOOT 0x01
398
399#endif /* M5MOLS_REG_H */
diff --git a/drivers/media/video/uvc/Makefile b/drivers/media/video/uvc/Makefile
index 968c1994eda0..2071ca8a2f03 100644
--- a/drivers/media/video/uvc/Makefile
+++ b/drivers/media/video/uvc/Makefile
@@ -1,3 +1,6 @@
1uvcvideo-objs := uvc_driver.o uvc_queue.o uvc_v4l2.o uvc_video.o uvc_ctrl.o \ 1uvcvideo-objs := uvc_driver.o uvc_queue.o uvc_v4l2.o uvc_video.o uvc_ctrl.o \
2 uvc_status.o uvc_isight.o 2 uvc_status.o uvc_isight.o
3ifeq ($(CONFIG_MEDIA_CONTROLLER),y)
4uvcvideo-objs += uvc_entity.o
5endif
3obj-$(CONFIG_USB_VIDEO_CLASS) += uvcvideo.o 6obj-$(CONFIG_USB_VIDEO_CLASS) += uvcvideo.o
diff --git a/drivers/media/video/uvc/uvc_driver.c b/drivers/media/video/uvc/uvc_driver.c
index 823f4b389745..b6eae48d7fb8 100644
--- a/drivers/media/video/uvc/uvc_driver.c
+++ b/drivers/media/video/uvc/uvc_driver.c
@@ -248,7 +248,7 @@ uint32_t uvc_fraction_to_interval(uint32_t numerator, uint32_t denominator)
248 * Terminal and unit management 248 * Terminal and unit management
249 */ 249 */
250 250
251static struct uvc_entity *uvc_entity_by_id(struct uvc_device *dev, int id) 251struct uvc_entity *uvc_entity_by_id(struct uvc_device *dev, int id)
252{ 252{
253 struct uvc_entity *entity; 253 struct uvc_entity *entity;
254 254
@@ -795,9 +795,12 @@ static struct uvc_entity *uvc_alloc_entity(u16 type, u8 id,
795 struct uvc_entity *entity; 795 struct uvc_entity *entity;
796 unsigned int num_inputs; 796 unsigned int num_inputs;
797 unsigned int size; 797 unsigned int size;
798 unsigned int i;
798 799
800 extra_size = ALIGN(extra_size, sizeof(*entity->pads));
799 num_inputs = (type & UVC_TERM_OUTPUT) ? num_pads : num_pads - 1; 801 num_inputs = (type & UVC_TERM_OUTPUT) ? num_pads : num_pads - 1;
800 size = sizeof(*entity) + extra_size + num_inputs; 802 size = sizeof(*entity) + extra_size + sizeof(*entity->pads) * num_pads
803 + num_inputs;
801 entity = kzalloc(size, GFP_KERNEL); 804 entity = kzalloc(size, GFP_KERNEL);
802 if (entity == NULL) 805 if (entity == NULL)
803 return NULL; 806 return NULL;
@@ -805,8 +808,17 @@ static struct uvc_entity *uvc_alloc_entity(u16 type, u8 id,
805 entity->id = id; 808 entity->id = id;
806 entity->type = type; 809 entity->type = type;
807 810
811 entity->num_links = 0;
812 entity->num_pads = num_pads;
813 entity->pads = ((void *)(entity + 1)) + extra_size;
814
815 for (i = 0; i < num_inputs; ++i)
816 entity->pads[i].flags = MEDIA_PAD_FL_SINK;
817 if (!UVC_ENTITY_IS_OTERM(entity))
818 entity->pads[num_pads-1].flags = MEDIA_PAD_FL_SOURCE;
819
808 entity->bNrInPins = num_inputs; 820 entity->bNrInPins = num_inputs;
809 entity->baSourceID = ((__u8 *)entity) + sizeof(*entity) + extra_size; 821 entity->baSourceID = (__u8 *)(&entity->pads[num_pads]);
810 822
811 return entity; 823 return entity;
812} 824}
@@ -1585,6 +1597,13 @@ static void uvc_delete(struct uvc_device *dev)
1585 uvc_status_cleanup(dev); 1597 uvc_status_cleanup(dev);
1586 uvc_ctrl_cleanup_device(dev); 1598 uvc_ctrl_cleanup_device(dev);
1587 1599
1600 if (dev->vdev.dev)
1601 v4l2_device_unregister(&dev->vdev);
1602#ifdef CONFIG_MEDIA_CONTROLLER
1603 if (media_devnode_is_registered(&dev->mdev.devnode))
1604 media_device_unregister(&dev->mdev);
1605#endif
1606
1588 list_for_each_safe(p, n, &dev->chains) { 1607 list_for_each_safe(p, n, &dev->chains) {
1589 struct uvc_video_chain *chain; 1608 struct uvc_video_chain *chain;
1590 chain = list_entry(p, struct uvc_video_chain, list); 1609 chain = list_entry(p, struct uvc_video_chain, list);
@@ -1594,6 +1613,13 @@ static void uvc_delete(struct uvc_device *dev)
1594 list_for_each_safe(p, n, &dev->entities) { 1613 list_for_each_safe(p, n, &dev->entities) {
1595 struct uvc_entity *entity; 1614 struct uvc_entity *entity;
1596 entity = list_entry(p, struct uvc_entity, list); 1615 entity = list_entry(p, struct uvc_entity, list);
1616#ifdef CONFIG_MEDIA_CONTROLLER
1617 uvc_mc_cleanup_entity(entity);
1618#endif
1619 if (entity->vdev) {
1620 video_device_release(entity->vdev);
1621 entity->vdev = NULL;
1622 }
1597 kfree(entity); 1623 kfree(entity);
1598 } 1624 }
1599 1625
@@ -1616,8 +1642,6 @@ static void uvc_release(struct video_device *vdev)
1616 struct uvc_streaming *stream = video_get_drvdata(vdev); 1642 struct uvc_streaming *stream = video_get_drvdata(vdev);
1617 struct uvc_device *dev = stream->dev; 1643 struct uvc_device *dev = stream->dev;
1618 1644
1619 video_device_release(vdev);
1620
1621 /* Decrement the registered streams count and delete the device when it 1645 /* Decrement the registered streams count and delete the device when it
1622 * reaches zero. 1646 * reaches zero.
1623 */ 1647 */
@@ -1682,7 +1706,7 @@ static int uvc_register_video(struct uvc_device *dev,
1682 * unregistered before the reference is released, so we don't need to 1706 * unregistered before the reference is released, so we don't need to
1683 * get another one. 1707 * get another one.
1684 */ 1708 */
1685 vdev->parent = &dev->intf->dev; 1709 vdev->v4l2_dev = &dev->vdev;
1686 vdev->fops = &uvc_fops; 1710 vdev->fops = &uvc_fops;
1687 vdev->release = uvc_release; 1711 vdev->release = uvc_release;
1688 strlcpy(vdev->name, dev->name, sizeof vdev->name); 1712 strlcpy(vdev->name, dev->name, sizeof vdev->name);
@@ -1731,6 +1755,8 @@ static int uvc_register_terms(struct uvc_device *dev,
1731 ret = uvc_register_video(dev, stream); 1755 ret = uvc_register_video(dev, stream);
1732 if (ret < 0) 1756 if (ret < 0)
1733 return ret; 1757 return ret;
1758
1759 term->vdev = stream->vdev;
1734 } 1760 }
1735 1761
1736 return 0; 1762 return 0;
@@ -1745,6 +1771,14 @@ static int uvc_register_chains(struct uvc_device *dev)
1745 ret = uvc_register_terms(dev, chain); 1771 ret = uvc_register_terms(dev, chain);
1746 if (ret < 0) 1772 if (ret < 0)
1747 return ret; 1773 return ret;
1774
1775#ifdef CONFIG_MEDIA_CONTROLLER
1776 ret = uvc_mc_register_entities(chain);
1777 if (ret < 0) {
1778 uvc_printk(KERN_INFO, "Failed to register entites "
1779 "(%d).\n", ret);
1780 }
1781#endif
1748 } 1782 }
1749 1783
1750 return 0; 1784 return 0;
@@ -1814,6 +1848,24 @@ static int uvc_probe(struct usb_interface *intf,
1814 "linux-uvc-devel mailing list.\n"); 1848 "linux-uvc-devel mailing list.\n");
1815 } 1849 }
1816 1850
1851 /* Register the media and V4L2 devices. */
1852#ifdef CONFIG_MEDIA_CONTROLLER
1853 dev->mdev.dev = &intf->dev;
1854 strlcpy(dev->mdev.model, dev->name, sizeof(dev->mdev.model));
1855 if (udev->serial)
1856 strlcpy(dev->mdev.serial, udev->serial,
1857 sizeof(dev->mdev.serial));
1858 strcpy(dev->mdev.bus_info, udev->devpath);
1859 dev->mdev.hw_revision = le16_to_cpu(udev->descriptor.bcdDevice);
1860 dev->mdev.driver_version = DRIVER_VERSION_NUMBER;
1861 if (media_device_register(&dev->mdev) < 0)
1862 goto error;
1863
1864 dev->vdev.mdev = &dev->mdev;
1865#endif
1866 if (v4l2_device_register(&intf->dev, &dev->vdev) < 0)
1867 goto error;
1868
1817 /* Initialize controls. */ 1869 /* Initialize controls. */
1818 if (uvc_ctrl_init_device(dev) < 0) 1870 if (uvc_ctrl_init_device(dev) < 0)
1819 goto error; 1871 goto error;
@@ -1822,7 +1874,7 @@ static int uvc_probe(struct usb_interface *intf,
1822 if (uvc_scan_device(dev) < 0) 1874 if (uvc_scan_device(dev) < 0)
1823 goto error; 1875 goto error;
1824 1876
1825 /* Register video devices. */ 1877 /* Register video device nodes. */
1826 if (uvc_register_chains(dev) < 0) 1878 if (uvc_register_chains(dev) < 0)
1827 goto error; 1879 goto error;
1828 1880
diff --git a/drivers/media/video/uvc/uvc_entity.c b/drivers/media/video/uvc/uvc_entity.c
new file mode 100644
index 000000000000..ede7852bb1df
--- /dev/null
+++ b/drivers/media/video/uvc/uvc_entity.c
@@ -0,0 +1,118 @@
1/*
2 * uvc_entity.c -- USB Video Class driver
3 *
4 * Copyright (C) 2005-2011
5 * Laurent Pinchart (laurent.pinchart@ideasonboard.com)
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 */
13
14#include <linux/kernel.h>
15#include <linux/list.h>
16#include <linux/videodev2.h>
17
18#include <media/v4l2-common.h>
19
20#include "uvcvideo.h"
21
22/* ------------------------------------------------------------------------
23 * Video subdevices registration and unregistration
24 */
25
26static int uvc_mc_register_entity(struct uvc_video_chain *chain,
27 struct uvc_entity *entity)
28{
29 const u32 flags = MEDIA_LNK_FL_ENABLED | MEDIA_LNK_FL_IMMUTABLE;
30 struct uvc_entity *remote;
31 unsigned int i;
32 u8 remote_pad;
33 int ret;
34
35 for (i = 0; i < entity->num_pads; ++i) {
36 struct media_entity *source;
37 struct media_entity *sink;
38
39 if (!(entity->pads[i].flags & MEDIA_PAD_FL_SINK))
40 continue;
41
42 remote = uvc_entity_by_id(chain->dev, entity->baSourceID[i]);
43 if (remote == NULL)
44 return -EINVAL;
45
46 source = (UVC_ENTITY_TYPE(remote) == UVC_TT_STREAMING)
47 ? &remote->vdev->entity : &remote->subdev.entity;
48 sink = (UVC_ENTITY_TYPE(entity) == UVC_TT_STREAMING)
49 ? &entity->vdev->entity : &entity->subdev.entity;
50
51 remote_pad = remote->num_pads - 1;
52 ret = media_entity_create_link(source, remote_pad,
53 sink, i, flags);
54 if (ret < 0)
55 return ret;
56 }
57
58 if (UVC_ENTITY_TYPE(entity) != UVC_TT_STREAMING)
59 ret = v4l2_device_register_subdev(&chain->dev->vdev,
60 &entity->subdev);
61
62 return ret;
63}
64
65static struct v4l2_subdev_ops uvc_subdev_ops = {
66};
67
68void uvc_mc_cleanup_entity(struct uvc_entity *entity)
69{
70 if (UVC_ENTITY_TYPE(entity) != UVC_TT_STREAMING)
71 media_entity_cleanup(&entity->subdev.entity);
72 else if (entity->vdev != NULL)
73 media_entity_cleanup(&entity->vdev->entity);
74}
75
76static int uvc_mc_init_entity(struct uvc_entity *entity)
77{
78 int ret;
79
80 if (UVC_ENTITY_TYPE(entity) != UVC_TT_STREAMING) {
81 v4l2_subdev_init(&entity->subdev, &uvc_subdev_ops);
82 strlcpy(entity->subdev.name, entity->name,
83 sizeof(entity->subdev.name));
84
85 ret = media_entity_init(&entity->subdev.entity,
86 entity->num_pads, entity->pads, 0);
87 } else
88 ret = media_entity_init(&entity->vdev->entity,
89 entity->num_pads, entity->pads, 0);
90
91 return ret;
92}
93
94int uvc_mc_register_entities(struct uvc_video_chain *chain)
95{
96 struct uvc_entity *entity;
97 int ret;
98
99 list_for_each_entry(entity, &chain->entities, chain) {
100 ret = uvc_mc_init_entity(entity);
101 if (ret < 0) {
102 uvc_printk(KERN_INFO, "Failed to initialize entity for "
103 "entity %u\n", entity->id);
104 return ret;
105 }
106 }
107
108 list_for_each_entry(entity, &chain->entities, chain) {
109 ret = uvc_mc_register_entity(chain, entity);
110 if (ret < 0) {
111 uvc_printk(KERN_INFO, "Failed to register entity for "
112 "entity %u\n", entity->id);
113 return ret;
114 }
115 }
116
117 return 0;
118}
diff --git a/drivers/media/video/uvc/uvcvideo.h b/drivers/media/video/uvc/uvcvideo.h
index 7cf224bae2e5..20107fd3574d 100644
--- a/drivers/media/video/uvc/uvcvideo.h
+++ b/drivers/media/video/uvc/uvcvideo.h
@@ -98,8 +98,11 @@ struct uvc_xu_control {
98#ifdef __KERNEL__ 98#ifdef __KERNEL__
99 99
100#include <linux/poll.h> 100#include <linux/poll.h>
101#include <linux/usb.h>
101#include <linux/usb/video.h> 102#include <linux/usb/video.h>
102#include <linux/uvcvideo.h> 103#include <linux/uvcvideo.h>
104#include <media/media-device.h>
105#include <media/v4l2-device.h>
103 106
104/* -------------------------------------------------------------------------- 107/* --------------------------------------------------------------------------
105 * UVC constants 108 * UVC constants
@@ -301,6 +304,13 @@ struct uvc_entity {
301 __u16 type; 304 __u16 type;
302 char name[64]; 305 char name[64];
303 306
307 /* Media controller-related fields. */
308 struct video_device *vdev;
309 struct v4l2_subdev subdev;
310 unsigned int num_pads;
311 unsigned int num_links;
312 struct media_pad *pads;
313
304 union { 314 union {
305 struct { 315 struct {
306 __u16 wObjectiveFocalLengthMin; 316 __u16 wObjectiveFocalLengthMin;
@@ -504,6 +514,10 @@ struct uvc_device {
504 atomic_t nmappings; 514 atomic_t nmappings;
505 515
506 /* Video control interface */ 516 /* Video control interface */
517#ifdef CONFIG_MEDIA_CONTROLLER
518 struct media_device mdev;
519#endif
520 struct v4l2_device vdev;
507 __u16 uvc_version; 521 __u16 uvc_version;
508 __u32 clock_frequency; 522 __u32 clock_frequency;
509 523
@@ -583,6 +597,8 @@ extern unsigned int uvc_timeout_param;
583/* Core driver */ 597/* Core driver */
584extern struct uvc_driver uvc_driver; 598extern struct uvc_driver uvc_driver;
585 599
600extern struct uvc_entity *uvc_entity_by_id(struct uvc_device *dev, int id);
601
586/* Video buffers queue management. */ 602/* Video buffers queue management. */
587extern void uvc_queue_init(struct uvc_video_queue *queue, 603extern void uvc_queue_init(struct uvc_video_queue *queue,
588 enum v4l2_buf_type type, int drop_corrupted); 604 enum v4l2_buf_type type, int drop_corrupted);
@@ -616,6 +632,10 @@ static inline int uvc_queue_streaming(struct uvc_video_queue *queue)
616/* V4L2 interface */ 632/* V4L2 interface */
617extern const struct v4l2_file_operations uvc_fops; 633extern const struct v4l2_file_operations uvc_fops;
618 634
635/* Media controller */
636extern int uvc_mc_register_entities(struct uvc_video_chain *chain);
637extern void uvc_mc_cleanup_entity(struct uvc_entity *entity);
638
619/* Video */ 639/* Video */
620extern int uvc_video_init(struct uvc_streaming *stream); 640extern int uvc_video_init(struct uvc_streaming *stream);
621extern int uvc_video_suspend(struct uvc_streaming *stream); 641extern int uvc_video_suspend(struct uvc_streaming *stream);
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-26 11:21:33 -0500