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-rw-r--r--drivers/media/i2c/m5mols/Kconfig7
-rw-r--r--drivers/media/i2c/m5mols/Makefile3
-rw-r--r--drivers/media/i2c/m5mols/m5mols.h348
-rw-r--r--drivers/media/i2c/m5mols/m5mols_capture.c158
-rw-r--r--drivers/media/i2c/m5mols/m5mols_controls.c628
-rw-r--r--drivers/media/i2c/m5mols/m5mols_core.c1057
-rw-r--r--drivers/media/i2c/m5mols/m5mols_reg.h363
7 files changed, 2564 insertions, 0 deletions
diff --git a/drivers/media/i2c/m5mols/Kconfig b/drivers/media/i2c/m5mols/Kconfig
new file mode 100644
index 0000000..bf0ccf2
--- /dev/null
+++ b/drivers/media/i2c/m5mols/Kconfig
@@ -0,0 +1,7 @@
+config VIDEO_M5MOLS
+ tristate "Fujitsu M-5MOLS 8MP sensor support"
+ depends on m
+ depends on I2C && VIDEO_V4L2 && VIDEO_V4L2_SUBDEV_API
+ depends on MEDIA_CAMERA_SUPPORT
+ ---help---
+ 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 0000000..63f9f82
--- /dev/null
+++ b/drivers/media/i2c/m5mols/Makefile
@@ -0,0 +1,3 @@
+m5mols-objs := m5mols_core.o m5mols_controls.o m5mols_capture.o
+
+obj-$(CPTCFG_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 0000000..90a6c52
--- /dev/null
+++ b/drivers/media/i2c/m5mols/m5mols.h
@@ -0,0 +1,348 @@
+/*
+ * Header for M-5MOLS 8M Pixel camera sensor with ISP
+ *
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ * Author: HeungJun Kim <riverful.kim@samsung.com>
+ *
+ * Copyright (C) 2009 Samsung Electronics Co., Ltd.
+ * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef M5MOLS_H
+#define M5MOLS_H
+
+#include <linux/sizes.h>
+#include <media/v4l2-subdev.h>
+#include "m5mols_reg.h"
+
+
+/* An amount of data transmitted in addition to the value
+ * determined by CAPP_JPEG_SIZE_MAX register.
+ */
+#define M5MOLS_JPEG_TAGS_SIZE 0x20000
+#define M5MOLS_MAIN_JPEG_SIZE_MAX (5 * SZ_1M)
+
+extern int m5mols_debug;
+
+enum m5mols_restype {
+ M5MOLS_RESTYPE_MONITOR,
+ M5MOLS_RESTYPE_CAPTURE,
+ M5MOLS_RESTYPE_MAX,
+};
+
+/**
+ * struct m5mols_resolution - structure for the resolution
+ * @type: resolution type according to the pixel code
+ * @width: width of the resolution
+ * @height: height of the resolution
+ * @reg: resolution preset register value
+ */
+struct m5mols_resolution {
+ u8 reg;
+ enum m5mols_restype type;
+ u16 width;
+ u16 height;
+};
+
+/**
+ * struct m5mols_exif - structure for the EXIF information of M-5MOLS
+ * @exposure_time: exposure time register value
+ * @shutter_speed: speed of the shutter register value
+ * @aperture: aperture register value
+ * @exposure_bias: it calls also EV bias
+ * @iso_speed: ISO register value
+ * @flash: status register value of the flash
+ * @sdr: status register value of the Subject Distance Range
+ * @qval: not written exact meaning in document
+ */
+struct m5mols_exif {
+ u32 exposure_time;
+ u32 shutter_speed;
+ u32 aperture;
+ u32 brightness;
+ u32 exposure_bias;
+ u16 iso_speed;
+ u16 flash;
+ u16 sdr;
+ u16 qval;
+};
+
+/**
+ * struct m5mols_capture - Structure for the capture capability
+ * @exif: EXIF information
+ * @buf_size: internal JPEG frame buffer size, in bytes
+ * @main: size in bytes of the main image
+ * @thumb: size in bytes of the thumb image, if it was accompanied
+ * @total: total size in bytes of the produced image
+ */
+struct m5mols_capture {
+ struct m5mols_exif exif;
+ unsigned int buf_size;
+ u32 main;
+ u32 thumb;
+ u32 total;
+};
+
+/**
+ * struct m5mols_scenemode - structure for the scenemode capability
+ * @metering: metering light register value
+ * @ev_bias: EV bias register value
+ * @wb_mode: mode which means the WhiteBalance is Auto or Manual
+ * @wb_preset: whitebalance preset register value in the Manual mode
+ * @chroma_en: register value whether the Chroma capability is enabled or not
+ * @chroma_lvl: chroma's level register value
+ * @edge_en: register value Whether the Edge capability is enabled or not
+ * @edge_lvl: edge's level register value
+ * @af_range: Auto Focus's range
+ * @fd_mode: Face Detection mode
+ * @mcc: Multi-axis Color Conversion which means emotion color
+ * @light: status of the Light
+ * @flash: status of the Flash
+ * @tone: Tone color which means Contrast
+ * @iso: ISO register value
+ * @capt_mode: Mode of the Image Stabilization while the camera capturing
+ * @wdr: Wide Dynamic Range register value
+ *
+ * The each value according to each scenemode is recommended in the documents.
+ */
+struct m5mols_scenemode {
+ u8 metering;
+ u8 ev_bias;
+ u8 wb_mode;
+ u8 wb_preset;
+ u8 chroma_en;
+ u8 chroma_lvl;
+ u8 edge_en;
+ u8 edge_lvl;
+ u8 af_range;
+ u8 fd_mode;
+ u8 mcc;
+ u8 light;
+ u8 flash;
+ u8 tone;
+ u8 iso;
+ u8 capt_mode;
+ u8 wdr;
+};
+
+/**
+ * struct m5mols_version - firmware version information
+ * @customer: customer information
+ * @project: version of project information according to customer
+ * @fw: firmware revision
+ * @hw: hardware revision
+ * @param: version of the parameter
+ * @awb: Auto WhiteBalance algorithm version
+ * @str: information about manufacturer and packaging vendor
+ * @af: Auto Focus version
+ *
+ * The register offset starts the customer version at 0x0, and it ends
+ * the awb version at 0x09. The customer, project information occupies 1 bytes
+ * each. And also the fw, hw, param, awb each requires 2 bytes. The str is
+ * unique string associated with firmware's version. It includes information
+ * about manufacturer and the vendor of the sensor's packaging. The least
+ * significant 2 bytes of the string indicate packaging manufacturer.
+ */
+#define VERSION_STRING_SIZE 22
+struct m5mols_version {
+ u8 customer;
+ u8 project;
+ u16 fw;
+ u16 hw;
+ u16 param;
+ u16 awb;
+ u8 str[VERSION_STRING_SIZE];
+ u8 af;
+};
+
+/**
+ * struct m5mols_info - M-5MOLS driver data structure
+ * @pdata: platform data
+ * @sd: v4l-subdev instance
+ * @pad: media pad
+ * @irq_waitq: waitqueue for the capture
+ * @irq_done: set to 1 in the interrupt handler
+ * @handle: control handler
+ * @auto_exposure: auto/manual exposure control
+ * @exposure_bias: exposure compensation control
+ * @exposure: manual exposure control
+ * @metering: exposure metering control
+ * @auto_iso: auto/manual ISO sensitivity control
+ * @iso: manual ISO sensitivity control
+ * @auto_wb: auto white balance control
+ * @lock_3a: 3A lock control
+ * @colorfx: color effect control
+ * @saturation: saturation control
+ * @zoom: zoom control
+ * @wdr: wide dynamic range control
+ * @stabilization: image stabilization control
+ * @jpeg_quality: JPEG compression quality control
+ * @set_power: optional power callback to the board code
+ * @lock: mutex protecting the structure fields below
+ * @ffmt: current fmt according to resolution type
+ * @res_type: current resolution type
+ * @ver: information of the version
+ * @cap: the capture mode attributes
+ * @isp_ready: 1 when the ISP controller has completed booting
+ * @power: current sensor's power status
+ * @ctrl_sync: 1 when the control handler state is restored in H/W
+ * @resolution: register value for current resolution
+ * @mode: register value for current operation mode
+ */
+struct m5mols_info {
+ const struct m5mols_platform_data *pdata;
+ struct v4l2_subdev sd;
+ struct media_pad pad;
+
+ wait_queue_head_t irq_waitq;
+ atomic_t irq_done;
+
+ struct v4l2_ctrl_handler handle;
+ struct {
+ /* exposure/exposure bias/auto exposure cluster */
+ struct v4l2_ctrl *auto_exposure;
+ struct v4l2_ctrl *exposure_bias;
+ struct v4l2_ctrl *exposure;
+ struct v4l2_ctrl *metering;
+ };
+ struct {
+ /* iso/auto iso cluster */
+ struct v4l2_ctrl *auto_iso;
+ struct v4l2_ctrl *iso;
+ };
+ struct v4l2_ctrl *auto_wb;
+
+ struct v4l2_ctrl *lock_3a;
+ struct v4l2_ctrl *colorfx;
+ struct v4l2_ctrl *saturation;
+ struct v4l2_ctrl *zoom;
+ struct v4l2_ctrl *wdr;
+ struct v4l2_ctrl *stabilization;
+ struct v4l2_ctrl *jpeg_quality;
+
+ int (*set_power)(struct device *dev, int on);
+
+ struct mutex lock;
+
+ struct v4l2_mbus_framefmt ffmt[M5MOLS_RESTYPE_MAX];
+ int res_type;
+
+ struct m5mols_version ver;
+ struct m5mols_capture cap;
+
+ unsigned int isp_ready:1;
+ unsigned int power:1;
+ unsigned int ctrl_sync:1;
+
+ u8 resolution;
+ u8 mode;
+};
+
+#define is_available_af(__info) (__info->ver.af)
+#define is_code(__code, __type) (__code == m5mols_default_ffmt[__type].code)
+#define is_manufacturer(__info, __manufacturer) \
+ (__info->ver.str[0] == __manufacturer[0] && \
+ __info->ver.str[1] == __manufacturer[1])
+/*
+ * I2C operation of the M-5MOLS
+ *
+ * The I2C read operation of the M-5MOLS requires 2 messages. The first
+ * message sends the information about the command, command category, and total
+ * message size. The second message is used to retrieve the data specifed in
+ * the first message
+ *
+ * 1st message 2nd message
+ * +-------+---+----------+-----+-------+ +------+------+------+------+
+ * | size1 | R | category | cmd | size2 | | d[0] | d[1] | d[2] | d[3] |
+ * +-------+---+----------+-----+-------+ +------+------+------+------+
+ * - size1: message data size(5 in this case)
+ * - size2: desired buffer size of the 2nd message
+ * - d[0..3]: according to size2
+ *
+ * The I2C write operation needs just one message. The message includes
+ * category, command, total size, and desired data.
+ *
+ * 1st message
+ * +-------+---+----------+-----+------+------+------+------+
+ * | size1 | W | category | cmd | d[0] | d[1] | d[2] | d[3] |
+ * +-------+---+----------+-----+------+------+------+------+
+ * - d[0..3]: according to size1
+ */
+int m5mols_read_u8(struct v4l2_subdev *sd, u32 reg_comb, u8 *val);
+int m5mols_read_u16(struct v4l2_subdev *sd, u32 reg_comb, u16 *val);
+int m5mols_read_u32(struct v4l2_subdev *sd, u32 reg_comb, u32 *val);
+int m5mols_write(struct v4l2_subdev *sd, u32 reg_comb, u32 val);
+
+int m5mols_busy_wait(struct v4l2_subdev *sd, u32 reg, u32 value, u32 mask,
+ int timeout);
+
+/* Mask value for busy waiting until M-5MOLS I2C interface is initialized */
+#define M5MOLS_I2C_RDY_WAIT_FL (1 << 16)
+/* ISP state transition timeout, in ms */
+#define M5MOLS_MODE_CHANGE_TIMEOUT 200
+#define M5MOLS_BUSY_WAIT_DEF_TIMEOUT 250
+
+/*
+ * Mode operation of the M-5MOLS
+ *
+ * Changing the mode of the M-5MOLS is needed right executing order.
+ * There are three modes(PARAMETER, MONITOR, CAPTURE) which can be changed
+ * by user. There are various categories associated with each mode.
+ *
+ * +============================================================+
+ * | mode | category |
+ * +============================================================+
+ * | FLASH | FLASH(only after Stand-by or Power-on) |
+ * | SYSTEM | SYSTEM(only after sensor arm-booting) |
+ * | PARAMETER | PARAMETER |
+ * | MONITOR | MONITOR(preview), Auto Focus, Face Detection |
+ * | CAPTURE | Single CAPTURE, Preview(recording) |
+ * +============================================================+
+ *
+ * The available executing order between each modes are as follows:
+ * PARAMETER <---> MONITOR <---> CAPTURE
+ */
+int m5mols_set_mode(struct m5mols_info *info, u8 mode);
+
+int m5mols_enable_interrupt(struct v4l2_subdev *sd, u8 reg);
+int m5mols_wait_interrupt(struct v4l2_subdev *sd, u8 condition, u32 timeout);
+int m5mols_restore_controls(struct m5mols_info *info);
+int m5mols_start_capture(struct m5mols_info *info);
+int m5mols_do_scenemode(struct m5mols_info *info, u8 mode);
+int m5mols_lock_3a(struct m5mols_info *info, bool lock);
+int m5mols_set_ctrl(struct v4l2_ctrl *ctrl);
+int m5mols_init_controls(struct v4l2_subdev *sd);
+
+/* The firmware function */
+int m5mols_update_fw(struct v4l2_subdev *sd,
+ int (*set_power)(struct m5mols_info *, bool));
+
+static inline struct m5mols_info *to_m5mols(struct v4l2_subdev *subdev)
+{
+ return container_of(subdev, struct m5mols_info, sd);
+}
+
+static inline struct v4l2_subdev *to_sd(struct v4l2_ctrl *ctrl)
+{
+ struct m5mols_info *info = container_of(ctrl->handler,
+ struct m5mols_info, handle);
+ return &info->sd;
+}
+
+static inline void m5mols_set_ctrl_mode(struct v4l2_ctrl *ctrl,
+ unsigned int mode)
+{
+ ctrl->priv = (void *)(uintptr_t)mode;
+}
+
+static inline unsigned int m5mols_get_ctrl_mode(struct v4l2_ctrl *ctrl)
+{
+ return (unsigned int)(uintptr_t)ctrl->priv;
+}
+
+#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 0000000..ab34cce
--- /dev/null
+++ b/drivers/media/i2c/m5mols/m5mols_capture.c
@@ -0,0 +1,158 @@
+
+/*
+ * The Capture code for Fujitsu M-5MOLS ISP
+ *
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ * Author: HeungJun Kim <riverful.kim@samsung.com>
+ *
+ * Copyright (C) 2009 Samsung Electronics Co., Ltd.
+ * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/i2c.h>
+#include <linux/slab.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/regulator/consumer.h>
+#include <linux/videodev2.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-subdev.h>
+#include <media/m5mols.h>
+#include <media/s5p_fimc.h>
+
+#include "m5mols.h"
+#include "m5mols_reg.h"
+
+/**
+ * m5mols_read_rational - I2C read of a rational number
+ *
+ * Read numerator and denominator from registers @addr_num and @addr_den
+ * respectively and return the division result in @val.
+ */
+static int m5mols_read_rational(struct v4l2_subdev *sd, u32 addr_num,
+ u32 addr_den, u32 *val)
+{
+ u32 num, den;
+
+ int ret = m5mols_read_u32(sd, addr_num, &num);
+ if (!ret)
+ ret = m5mols_read_u32(sd, addr_den, &den);
+ if (ret)
+ return ret;
+ *val = den == 0 ? 0 : num / den;
+ return ret;
+}
+
+/**
+ * m5mols_capture_info - Gather captured image information
+ *
+ * For now it gathers only EXIF information and file size.
+ */
+static int m5mols_capture_info(struct m5mols_info *info)
+{
+ struct m5mols_exif *exif = &info->cap.exif;
+ struct v4l2_subdev *sd = &info->sd;
+ int ret;
+
+ ret = m5mols_read_rational(sd, EXIF_INFO_EXPTIME_NU,
+ EXIF_INFO_EXPTIME_DE, &exif->exposure_time);
+ if (ret)
+ return ret;
+ ret = m5mols_read_rational(sd, EXIF_INFO_TV_NU, EXIF_INFO_TV_DE,
+ &exif->shutter_speed);
+ if (ret)
+ return ret;
+ ret = m5mols_read_rational(sd, EXIF_INFO_AV_NU, EXIF_INFO_AV_DE,
+ &exif->aperture);
+ if (ret)
+ return ret;
+ ret = m5mols_read_rational(sd, EXIF_INFO_BV_NU, EXIF_INFO_BV_DE,
+ &exif->brightness);
+ if (ret)
+ return ret;
+ ret = m5mols_read_rational(sd, EXIF_INFO_EBV_NU, EXIF_INFO_EBV_DE,
+ &exif->exposure_bias);
+ if (ret)
+ return ret;
+
+ ret = m5mols_read_u16(sd, EXIF_INFO_ISO, &exif->iso_speed);
+ if (!ret)
+ ret = m5mols_read_u16(sd, EXIF_INFO_FLASH, &exif->flash);
+ if (!ret)
+ ret = m5mols_read_u16(sd, EXIF_INFO_SDR, &exif->sdr);
+ if (!ret)
+ ret = m5mols_read_u16(sd, EXIF_INFO_QVAL, &exif->qval);
+ if (ret)
+ return ret;
+
+ if (!ret)
+ ret = m5mols_read_u32(sd, CAPC_IMAGE_SIZE, &info->cap.main);
+ if (!ret)
+ ret = m5mols_read_u32(sd, CAPC_THUMB_SIZE, &info->cap.thumb);
+ if (!ret)
+ info->cap.total = info->cap.main + info->cap.thumb;
+
+ return ret;
+}
+
+int m5mols_start_capture(struct m5mols_info *info)
+{
+ unsigned int framesize = info->cap.buf_size - M5MOLS_JPEG_TAGS_SIZE;
+ struct v4l2_subdev *sd = &info->sd;
+ int ret;
+
+ /*
+ * Synchronize the controls, set the capture frame resolution and color
+ * format. The frame capture is initiated during switching from Monitor
+ * to Capture mode.
+ */
+ ret = m5mols_set_mode(info, REG_MONITOR);
+ if (!ret)
+ ret = m5mols_restore_controls(info);
+ if (!ret)
+ ret = m5mols_write(sd, CAPP_YUVOUT_MAIN, REG_JPEG);
+ if (!ret)
+ ret = m5mols_write(sd, CAPP_MAIN_IMAGE_SIZE, info->resolution);
+ if (!ret)
+ ret = m5mols_write(sd, CAPP_JPEG_SIZE_MAX, framesize);
+ if (!ret)
+ ret = m5mols_set_mode(info, REG_CAPTURE);
+ if (!ret)
+ /* Wait until a frame is captured to ISP internal memory */
+ ret = m5mols_wait_interrupt(sd, REG_INT_CAPTURE, 2000);
+ if (ret)
+ return ret;
+
+ /*
+ * Initiate the captured data transfer to a MIPI-CSI receiver.
+ */
+ ret = m5mols_write(sd, CAPC_SEL_FRAME, 1);
+ if (!ret)
+ ret = m5mols_write(sd, CAPC_START, REG_CAP_START_MAIN);
+ if (!ret) {
+ bool captured = false;
+ unsigned int size;
+
+ /* Wait for the capture completion interrupt */
+ ret = m5mols_wait_interrupt(sd, REG_INT_CAPTURE, 2000);
+ if (!ret) {
+ captured = true;
+ ret = m5mols_capture_info(info);
+ }
+ size = captured ? info->cap.main : 0;
+ v4l2_dbg(1, m5mols_debug, sd, "%s: size: %d, thumb.: %d B\n",
+ __func__, size, info->cap.thumb);
+
+ v4l2_subdev_notify(sd, S5P_FIMC_TX_END_NOTIFY, &size);
+ }
+
+ return ret;
+}
diff --git a/drivers/media/i2c/m5mols/m5mols_controls.c b/drivers/media/i2c/m5mols/m5mols_controls.c
new file mode 100644
index 0000000..f34429e
--- /dev/null
+++ b/drivers/media/i2c/m5mols/m5mols_controls.c
@@ -0,0 +1,628 @@
+/*
+ * Controls for M-5MOLS 8M Pixel camera sensor with ISP
+ *
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ * Author: HeungJun Kim <riverful.kim@samsung.com>
+ *
+ * Copyright (C) 2009 Samsung Electronics Co., Ltd.
+ * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/i2c.h>
+#include <linux/delay.h>
+#include <linux/videodev2.h>
+#include <media/v4l2-ctrls.h>
+
+#include "m5mols.h"
+#include "m5mols_reg.h"
+
+static struct m5mols_scenemode m5mols_default_scenemode[] = {
+ [REG_SCENE_NORMAL] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_NORMAL, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 5, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_PORTRAIT] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 3, REG_EDGE_ON, 4,
+ REG_AF_NORMAL, BIT_FD_EN | BIT_FD_DRAW_FACE_FRAME,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_LANDSCAPE] = {
+ REG_AE_ALL, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 4, REG_EDGE_ON, 6,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_SPORTS] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_PARTY_INDOOR] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 4, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_200, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_BEACH_SNOW] = {
+ REG_AE_CENTER, REG_AE_INDEX_10_POS, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 4, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_50, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_SUNSET] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_PRESET,
+ REG_AWB_DAYLIGHT,
+ REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_DAWN_DUSK] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_PRESET,
+ REG_AWB_FLUORESCENT_1,
+ REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_FALL] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 5, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_NIGHT] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_AGAINST_LIGHT] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_FIRE] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_50, REG_CAP_NONE, REG_WDR_OFF,
+ },
+ [REG_SCENE_TEXT] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 3, REG_EDGE_ON, 7,
+ REG_AF_MACRO, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_AUTO, REG_CAP_ANTI_SHAKE, REG_WDR_ON,
+ },
+ [REG_SCENE_CANDLE] = {
+ REG_AE_CENTER, REG_AE_INDEX_00, REG_AWB_AUTO, 0,
+ REG_CHROMA_ON, 3, REG_EDGE_ON, 5,
+ REG_AF_NORMAL, REG_FD_OFF,
+ REG_MCC_OFF, REG_LIGHT_OFF, REG_FLASH_OFF,
+ 6, REG_ISO_AUTO, REG_CAP_NONE, REG_WDR_OFF,
+ },
+};
+
+/**
+ * m5mols_do_scenemode() - Change current scenemode
+ * @mode: Desired mode of the scenemode
+ *
+ * WARNING: The execution order is important. Do not change the order.
+ */
+int m5mols_do_scenemode(struct m5mols_info *info, u8 mode)
+{
+ struct v4l2_subdev *sd = &info->sd;
+ struct m5mols_scenemode scenemode = m5mols_default_scenemode[mode];
+ int ret;
+
+ if (mode > REG_SCENE_CANDLE)
+ return -EINVAL;
+
+ ret = v4l2_ctrl_s_ctrl(info->lock_3a, 0);
+ if (!ret)
+ ret = m5mols_write(sd, AE_EV_PRESET_MONITOR, mode);
+ if (!ret)
+ ret = m5mols_write(sd, AE_EV_PRESET_CAPTURE, mode);
+ if (!ret)
+ ret = m5mols_write(sd, AE_MODE, scenemode.metering);
+ if (!ret)
+ ret = m5mols_write(sd, AE_INDEX, scenemode.ev_bias);
+ if (!ret)
+ ret = m5mols_write(sd, AWB_MODE, scenemode.wb_mode);
+ if (!ret)
+ ret = m5mols_write(sd, AWB_MANUAL, scenemode.wb_preset);
+ if (!ret)
+ ret = m5mols_write(sd, MON_CHROMA_EN, scenemode.chroma_en);
+ if (!ret)
+ ret = m5mols_write(sd, MON_CHROMA_LVL, scenemode.chroma_lvl);
+ if (!ret)
+ ret = m5mols_write(sd, MON_EDGE_EN, scenemode.edge_en);
+ if (!ret)
+ ret = m5mols_write(sd, MON_EDGE_LVL, scenemode.edge_lvl);
+ if (!ret && is_available_af(info))
+ ret = m5mols_write(sd, AF_MODE, scenemode.af_range);
+ if (!ret && is_available_af(info))
+ ret = m5mols_write(sd, FD_CTL, scenemode.fd_mode);
+ if (!ret)
+ ret = m5mols_write(sd, MON_TONE_CTL, scenemode.tone);
+ if (!ret)
+ ret = m5mols_write(sd, AE_ISO, scenemode.iso);
+ if (!ret)
+ ret = m5mols_set_mode(info, REG_CAPTURE);
+ if (!ret)
+ ret = m5mols_write(sd, CAPP_WDR_EN, scenemode.wdr);
+ if (!ret)
+ ret = m5mols_write(sd, CAPP_MCC_MODE, scenemode.mcc);
+ if (!ret)
+ ret = m5mols_write(sd, CAPP_LIGHT_CTRL, scenemode.light);
+ if (!ret)
+ ret = m5mols_write(sd, CAPP_FLASH_CTRL, scenemode.flash);
+ if (!ret)
+ ret = m5mols_write(sd, CAPC_MODE, scenemode.capt_mode);
+ if (!ret)
+ ret = m5mols_set_mode(info, REG_MONITOR);
+
+ return ret;
+}
+
+static int m5mols_3a_lock(struct m5mols_info *info, struct v4l2_ctrl *ctrl)
+{
+ bool af_lock = ctrl->val & V4L2_LOCK_FOCUS;
+ int ret = 0;
+
+ if ((ctrl->val ^ ctrl->cur.val) & V4L2_LOCK_EXPOSURE) {
+ bool ae_lock = ctrl->val & V4L2_LOCK_EXPOSURE;
+
+ ret = m5mols_write(&info->sd, AE_LOCK, ae_lock ?
+ REG_AE_LOCK : REG_AE_UNLOCK);
+ if (ret)
+ return ret;
+ }
+
+ if (((ctrl->val ^ ctrl->cur.val) & V4L2_LOCK_WHITE_BALANCE)
+ && info->auto_wb->val) {
+ bool awb_lock = ctrl->val & V4L2_LOCK_WHITE_BALANCE;
+
+ ret = m5mols_write(&info->sd, AWB_LOCK, awb_lock ?
+ REG_AWB_LOCK : REG_AWB_UNLOCK);
+ if (ret)
+ return ret;
+ }
+
+ if (!info->ver.af || !af_lock)
+ return ret;
+
+ if ((ctrl->val ^ ctrl->cur.val) & V4L2_LOCK_FOCUS)
+ ret = m5mols_write(&info->sd, AF_EXECUTE, REG_AF_STOP);
+
+ return ret;
+}
+
+static int m5mols_set_metering_mode(struct m5mols_info *info, int mode)
+{
+ unsigned int metering;
+
+ switch (mode) {
+ case V4L2_EXPOSURE_METERING_CENTER_WEIGHTED:
+ metering = REG_AE_CENTER;
+ break;
+ case V4L2_EXPOSURE_METERING_SPOT:
+ metering = REG_AE_SPOT;
+ break;
+ default:
+ metering = REG_AE_ALL;
+ break;
+ }
+
+ return m5mols_write(&info->sd, AE_MODE, metering);
+}
+
+static int m5mols_set_exposure(struct m5mols_info *info, int exposure)
+{
+ struct v4l2_subdev *sd = &info->sd;
+ int ret = 0;
+
+ if (exposure == V4L2_EXPOSURE_AUTO) {
+ /* Unlock auto exposure */
+ info->lock_3a->val &= ~V4L2_LOCK_EXPOSURE;
+ m5mols_3a_lock(info, info->lock_3a);
+
+ ret = m5mols_set_metering_mode(info, info->metering->val);
+ if (ret < 0)
+ return ret;
+
+ v4l2_dbg(1, m5mols_debug, sd,
+ "%s: exposure bias: %#x, metering: %#x\n",
+ __func__, info->exposure_bias->val,
+ info->metering->val);
+
+ return m5mols_write(sd, AE_INDEX, info->exposure_bias->val);
+ }
+
+ if (exposure == V4L2_EXPOSURE_MANUAL) {
+ ret = m5mols_write(sd, AE_MODE, REG_AE_OFF);
+ if (ret == 0)
+ ret = m5mols_write(sd, AE_MAN_GAIN_MON,
+ info->exposure->val);
+ if (ret == 0)
+ ret = m5mols_write(sd, AE_MAN_GAIN_CAP,
+ info->exposure->val);
+
+ v4l2_dbg(1, m5mols_debug, sd, "%s: exposure: %#x\n",
+ __func__, info->exposure->val);
+ }
+
+ return ret;
+}
+
+static int m5mols_set_white_balance(struct m5mols_info *info, int val)
+{
+ static const unsigned short wb[][2] = {
+ { V4L2_WHITE_BALANCE_INCANDESCENT, REG_AWB_INCANDESCENT },
+ { V4L2_WHITE_BALANCE_FLUORESCENT, REG_AWB_FLUORESCENT_1 },
+ { V4L2_WHITE_BALANCE_FLUORESCENT_H, REG_AWB_FLUORESCENT_2 },
+ { V4L2_WHITE_BALANCE_HORIZON, REG_AWB_HORIZON },
+ { V4L2_WHITE_BALANCE_DAYLIGHT, REG_AWB_DAYLIGHT },
+ { V4L2_WHITE_BALANCE_FLASH, REG_AWB_LEDLIGHT },
+ { V4L2_WHITE_BALANCE_CLOUDY, REG_AWB_CLOUDY },
+ { V4L2_WHITE_BALANCE_SHADE, REG_AWB_SHADE },
+ { V4L2_WHITE_BALANCE_AUTO, REG_AWB_AUTO },
+ };
+ int i;
+ struct v4l2_subdev *sd = &info->sd;
+ int ret = -EINVAL;
+
+ for (i = 0; i < ARRAY_SIZE(wb); i++) {
+ int awb;
+ if (wb[i][0] != val)
+ continue;
+
+ v4l2_dbg(1, m5mols_debug, sd,
+ "Setting white balance to: %#x\n", wb[i][0]);
+
+ awb = wb[i][0] == V4L2_WHITE_BALANCE_AUTO;
+ ret = m5mols_write(sd, AWB_MODE, awb ? REG_AWB_AUTO :
+ REG_AWB_PRESET);
+ if (ret < 0)
+ return ret;
+
+ if (!awb)
+ ret = m5mols_write(sd, AWB_MANUAL, wb[i][1]);
+ }
+
+ return ret;
+}
+
+static int m5mols_set_saturation(struct m5mols_info *info, int val)
+{
+ int ret = m5mols_write(&info->sd, MON_CHROMA_LVL, val);
+ if (ret < 0)
+ return ret;
+
+ return m5mols_write(&info->sd, MON_CHROMA_EN, REG_CHROMA_ON);
+}
+
+static int m5mols_set_color_effect(struct m5mols_info *info, int val)
+{
+ unsigned int m_effect = REG_COLOR_EFFECT_OFF;
+ unsigned int p_effect = REG_EFFECT_OFF;
+ unsigned int cfix_r = 0, cfix_b = 0;
+ struct v4l2_subdev *sd = &info->sd;
+ int ret = 0;
+
+ switch (val) {
+ case V4L2_COLORFX_BW:
+ m_effect = REG_COLOR_EFFECT_ON;
+ break;
+ case V4L2_COLORFX_NEGATIVE:
+ p_effect = REG_EFFECT_NEGA;
+ break;
+ case V4L2_COLORFX_EMBOSS:
+ p_effect = REG_EFFECT_EMBOSS;
+ break;
+ case V4L2_COLORFX_SEPIA:
+ m_effect = REG_COLOR_EFFECT_ON;
+ cfix_r = REG_CFIXR_SEPIA;
+ cfix_b = REG_CFIXB_SEPIA;
+ break;
+ }
+
+ ret = m5mols_write(sd, PARM_EFFECT, p_effect);
+ if (!ret)
+ ret = m5mols_write(sd, MON_EFFECT, m_effect);
+
+ if (ret == 0 && m_effect == REG_COLOR_EFFECT_ON) {
+ ret = m5mols_write(sd, MON_CFIXR, cfix_r);
+ if (!ret)
+ ret = m5mols_write(sd, MON_CFIXB, cfix_b);
+ }
+
+ v4l2_dbg(1, m5mols_debug, sd,
+ "p_effect: %#x, m_effect: %#x, r: %#x, b: %#x (%d)\n",
+ p_effect, m_effect, cfix_r, cfix_b, ret);
+
+ return ret;
+}
+
+static int m5mols_set_iso(struct m5mols_info *info, int auto_iso)
+{
+ u32 iso = auto_iso ? 0 : info->iso->val + 1;
+
+ return m5mols_write(&info->sd, AE_ISO, iso);
+}
+
+static int m5mols_set_wdr(struct m5mols_info *info, int wdr)
+{
+ int ret;
+
+ ret = m5mols_write(&info->sd, MON_TONE_CTL, wdr ? 9 : 5);
+ if (ret < 0)
+ return ret;
+
+ ret = m5mols_set_mode(info, REG_CAPTURE);
+ if (ret < 0)
+ return ret;
+
+ return m5mols_write(&info->sd, CAPP_WDR_EN, wdr);
+}
+
+static int m5mols_set_stabilization(struct m5mols_info *info, int val)
+{
+ struct v4l2_subdev *sd = &info->sd;
+ unsigned int evp = val ? 0xe : 0x0;
+ int ret;
+
+ ret = m5mols_write(sd, AE_EV_PRESET_MONITOR, evp);
+ if (ret < 0)
+ return ret;
+
+ return m5mols_write(sd, AE_EV_PRESET_CAPTURE, evp);
+}
+
+static int m5mols_g_volatile_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct v4l2_subdev *sd = to_sd(ctrl);
+ struct m5mols_info *info = to_m5mols(sd);
+ int ret = 0;
+ u8 status;
+
+ v4l2_dbg(1, m5mols_debug, sd, "%s: ctrl: %s (%d)\n",
+ __func__, ctrl->name, info->isp_ready);
+
+ if (!info->isp_ready)
+ return -EBUSY;
+
+ switch (ctrl->id) {
+ case V4L2_CID_ISO_SENSITIVITY_AUTO:
+ ret = m5mols_read_u8(sd, AE_ISO, &status);
+ if (ret == 0)
+ ctrl->val = !status;
+ if (status != REG_ISO_AUTO)
+ info->iso->val = status - 1;
+ break;
+
+ case V4L2_CID_3A_LOCK:
+ ctrl->val &= ~0x7;
+
+ ret = m5mols_read_u8(sd, AE_LOCK, &status);
+ if (ret)
+ return ret;
+ if (status)
+ info->lock_3a->val |= V4L2_LOCK_EXPOSURE;
+
+ ret = m5mols_read_u8(sd, AWB_LOCK, &status);
+ if (ret)
+ return ret;
+ if (status)
+ info->lock_3a->val |= V4L2_LOCK_EXPOSURE;
+
+ ret = m5mols_read_u8(sd, AF_EXECUTE, &status);
+ if (!status)
+ info->lock_3a->val |= V4L2_LOCK_EXPOSURE;
+ break;
+ }
+
+ return ret;
+}
+
+static int m5mols_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+ unsigned int ctrl_mode = m5mols_get_ctrl_mode(ctrl);
+ struct v4l2_subdev *sd = to_sd(ctrl);
+ struct m5mols_info *info = to_m5mols(sd);
+ int last_mode = info->mode;
+ int ret = 0;
+
+ /*
+ * If needed, defer restoring the controls until
+ * the device is fully initialized.
+ */
+ if (!info->isp_ready) {
+ info->ctrl_sync = 0;
+ return 0;
+ }
+
+ v4l2_dbg(1, m5mols_debug, sd, "%s: %s, val: %d, priv: %p\n",
+ __func__, ctrl->name, ctrl->val, ctrl->priv);
+
+ if (ctrl_mode && ctrl_mode != info->mode) {
+ ret = m5mols_set_mode(info, ctrl_mode);
+ if (ret < 0)
+ return ret;
+ }
+
+ switch (ctrl->id) {
+ case V4L2_CID_3A_LOCK:
+ ret = m5mols_3a_lock(info, ctrl);
+ break;
+
+ case V4L2_CID_ZOOM_ABSOLUTE:
+ ret = m5mols_write(sd, MON_ZOOM, ctrl->val);
+ break;
+
+ case V4L2_CID_EXPOSURE_AUTO:
+ ret = m5mols_set_exposure(info, ctrl->val);
+ break;
+
+ case V4L2_CID_ISO_SENSITIVITY:
+ ret = m5mols_set_iso(info, ctrl->val);
+ break;
+
+ case V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE:
+ ret = m5mols_set_white_balance(info, ctrl->val);
+ break;
+
+ case V4L2_CID_SATURATION:
+ ret = m5mols_set_saturation(info, ctrl->val);
+ break;
+
+ case V4L2_CID_COLORFX:
+ ret = m5mols_set_color_effect(info, ctrl->val);
+ break;
+
+ case V4L2_CID_WIDE_DYNAMIC_RANGE:
+ ret = m5mols_set_wdr(info, ctrl->val);
+ break;
+
+ case V4L2_CID_IMAGE_STABILIZATION:
+ ret = m5mols_set_stabilization(info, ctrl->val);
+ break;
+
+ case V4L2_CID_JPEG_COMPRESSION_QUALITY:
+ ret = m5mols_write(sd, CAPP_JPEG_RATIO, ctrl->val);
+ break;
+ }
+
+ if (ret == 0 && info->mode != last_mode)
+ ret = m5mols_set_mode(info, last_mode);
+
+ return ret;
+}
+
+static const struct v4l2_ctrl_ops m5mols_ctrl_ops = {
+ .g_volatile_ctrl = m5mols_g_volatile_ctrl,
+ .s_ctrl = m5mols_s_ctrl,
+};
+
+/* Supported manual ISO values */
+static const s64 iso_qmenu[] = {
+ /* AE_ISO: 0x01...0x07 (ISO: 50...3200) */
+ 50000, 100000, 200000, 400000, 800000, 1600000, 3200000
+};
+
+/* Supported Exposure Bias values, -2.0EV...+2.0EV */
+static const s64 ev_bias_qmenu[] = {
+ /* AE_INDEX: 0x00...0x08 */
+ -2000, -1500, -1000, -500, 0, 500, 1000, 1500, 2000
+};
+
+int m5mols_init_controls(struct v4l2_subdev *sd)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+ u16 exposure_max;
+ u16 zoom_step;
+ int ret;
+
+ /* Determine the firmware dependant control range and step values */
+ ret = m5mols_read_u16(sd, AE_MAX_GAIN_MON, &exposure_max);
+ if (ret < 0)
+ return ret;
+
+ zoom_step = is_manufacturer(info, REG_SAMSUNG_OPTICS) ? 31 : 1;
+ v4l2_ctrl_handler_init(&info->handle, 20);
+
+ info->auto_wb = v4l2_ctrl_new_std_menu(&info->handle,
+ &m5mols_ctrl_ops, V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE,
+ 9, ~0x3fe, V4L2_WHITE_BALANCE_AUTO);
+
+ /* Exposure control cluster */
+ info->auto_exposure = v4l2_ctrl_new_std_menu(&info->handle,
+ &m5mols_ctrl_ops, V4L2_CID_EXPOSURE_AUTO,
+ 1, ~0x03, V4L2_EXPOSURE_AUTO);
+
+ info->exposure = v4l2_ctrl_new_std(&info->handle,
+ &m5mols_ctrl_ops, V4L2_CID_EXPOSURE,
+ 0, exposure_max, 1, exposure_max / 2);
+
+ info->exposure_bias = v4l2_ctrl_new_int_menu(&info->handle,
+ &m5mols_ctrl_ops, V4L2_CID_AUTO_EXPOSURE_BIAS,
+ ARRAY_SIZE(ev_bias_qmenu) - 1,
+ ARRAY_SIZE(ev_bias_qmenu)/2 - 1,
+ ev_bias_qmenu);
+
+ info->metering = v4l2_ctrl_new_std_menu(&info->handle,
+ &m5mols_ctrl_ops, V4L2_CID_EXPOSURE_METERING,
+ 2, ~0x7, V4L2_EXPOSURE_METERING_AVERAGE);
+
+ /* ISO control cluster */
+ info->auto_iso = v4l2_ctrl_new_std_menu(&info->handle, &m5mols_ctrl_ops,
+ V4L2_CID_ISO_SENSITIVITY_AUTO, 1, ~0x03, 1);
+
+ info->iso = v4l2_ctrl_new_int_menu(&info->handle, &m5mols_ctrl_ops,
+ V4L2_CID_ISO_SENSITIVITY, ARRAY_SIZE(iso_qmenu) - 1,
+ ARRAY_SIZE(iso_qmenu)/2 - 1, iso_qmenu);
+
+ info->saturation = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
+ V4L2_CID_SATURATION, 1, 5, 1, 3);
+
+ info->zoom = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
+ V4L2_CID_ZOOM_ABSOLUTE, 1, 70, zoom_step, 1);
+
+ info->colorfx = v4l2_ctrl_new_std_menu(&info->handle, &m5mols_ctrl_ops,
+ V4L2_CID_COLORFX, 4, 0, V4L2_COLORFX_NONE);
+
+ info->wdr = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
+ V4L2_CID_WIDE_DYNAMIC_RANGE, 0, 1, 1, 0);
+
+ info->stabilization = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
+ V4L2_CID_IMAGE_STABILIZATION, 0, 1, 1, 0);
+
+ info->jpeg_quality = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
+ V4L2_CID_JPEG_COMPRESSION_QUALITY, 1, 100, 1, 80);
+
+ info->lock_3a = v4l2_ctrl_new_std(&info->handle, &m5mols_ctrl_ops,
+ V4L2_CID_3A_LOCK, 0, 0x7, 0, 0);
+
+ if (info->handle.error) {
+ int ret = info->handle.error;
+ v4l2_err(sd, "Failed to initialize controls: %d\n", ret);
+ v4l2_ctrl_handler_free(&info->handle);
+ return ret;
+ }
+
+ v4l2_ctrl_auto_cluster(4, &info->auto_exposure, 1, false);
+ info->auto_iso->flags |= V4L2_CTRL_FLAG_VOLATILE |
+ V4L2_CTRL_FLAG_UPDATE;
+ v4l2_ctrl_auto_cluster(2, &info->auto_iso, 0, false);
+
+ info->lock_3a->flags |= V4L2_CTRL_FLAG_VOLATILE;
+
+ m5mols_set_ctrl_mode(info->auto_exposure, REG_PARAMETER);
+ m5mols_set_ctrl_mode(info->auto_wb, REG_PARAMETER);
+ m5mols_set_ctrl_mode(info->colorfx, REG_MONITOR);
+
+ sd->ctrl_handler = &info->handle;
+
+ return 0;
+}
diff --git a/drivers/media/i2c/m5mols/m5mols_core.c b/drivers/media/i2c/m5mols/m5mols_core.c
new file mode 100644
index 0000000..0b899cb
--- /dev/null
+++ b/drivers/media/i2c/m5mols/m5mols_core.c
@@ -0,0 +1,1057 @@
+/*
+ * Driver for M-5MOLS 8M Pixel camera sensor with ISP
+ *
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ * Author: HeungJun Kim <riverful.kim@samsung.com>
+ *
+ * Copyright (C) 2009 Samsung Electronics Co., Ltd.
+ * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/i2c.h>
+#include <linux/slab.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/regulator/consumer.h>
+#include <linux/videodev2.h>
+#include <linux/module.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-subdev.h>
+#include <media/m5mols.h>
+
+#include "m5mols.h"
+#include "m5mols_reg.h"
+
+int m5mols_debug;
+module_param(m5mols_debug, int, 0644);
+
+#define MODULE_NAME "M5MOLS"
+#define M5MOLS_I2C_CHECK_RETRY 500
+
+/* The regulator consumer names for external voltage regulators */
+static struct regulator_bulk_data supplies[] = {
+ {
+ .supply = "core", /* ARM core power, 1.2V */
+ }, {
+ .supply = "dig_18", /* digital power 1, 1.8V */
+ }, {
+ .supply = "d_sensor", /* sensor power 1, 1.8V */
+ }, {
+ .supply = "dig_28", /* digital power 2, 2.8V */
+ }, {
+ .supply = "a_sensor", /* analog power */
+ }, {
+ .supply = "dig_12", /* digital power 3, 1.2V */
+ },
+};
+
+static struct v4l2_mbus_framefmt m5mols_default_ffmt[M5MOLS_RESTYPE_MAX] = {
+ [M5MOLS_RESTYPE_MONITOR] = {
+ .width = 1920,
+ .height = 1080,
+ .code = V4L2_MBUS_FMT_VYUY8_2X8,
+ .field = V4L2_FIELD_NONE,
+ .colorspace = V4L2_COLORSPACE_JPEG,
+ },
+ [M5MOLS_RESTYPE_CAPTURE] = {
+ .width = 1920,
+ .height = 1080,
+ .code = V4L2_MBUS_FMT_JPEG_1X8,
+ .field = V4L2_FIELD_NONE,
+ .colorspace = V4L2_COLORSPACE_JPEG,
+ },
+};
+#define SIZE_DEFAULT_FFMT ARRAY_SIZE(m5mols_default_ffmt)
+
+static const struct m5mols_resolution m5mols_reg_res[] = {
+ { 0x01, M5MOLS_RESTYPE_MONITOR, 128, 96 }, /* SUB-QCIF */
+ { 0x03, M5MOLS_RESTYPE_MONITOR, 160, 120 }, /* QQVGA */
+ { 0x05, M5MOLS_RESTYPE_MONITOR, 176, 144 }, /* QCIF */
+ { 0x06, M5MOLS_RESTYPE_MONITOR, 176, 176 },
+ { 0x08, M5MOLS_RESTYPE_MONITOR, 240, 320 }, /* QVGA */
+ { 0x09, M5MOLS_RESTYPE_MONITOR, 320, 240 }, /* QVGA */
+ { 0x0c, M5MOLS_RESTYPE_MONITOR, 240, 400 }, /* WQVGA */
+ { 0x0d, M5MOLS_RESTYPE_MONITOR, 400, 240 }, /* WQVGA */
+ { 0x0e, M5MOLS_RESTYPE_MONITOR, 352, 288 }, /* CIF */
+ { 0x13, M5MOLS_RESTYPE_MONITOR, 480, 360 },
+ { 0x15, M5MOLS_RESTYPE_MONITOR, 640, 360 }, /* qHD */
+ { 0x17, M5MOLS_RESTYPE_MONITOR, 640, 480 }, /* VGA */
+ { 0x18, M5MOLS_RESTYPE_MONITOR, 720, 480 },
+ { 0x1a, M5MOLS_RESTYPE_MONITOR, 800, 480 }, /* WVGA */
+ { 0x1f, M5MOLS_RESTYPE_MONITOR, 800, 600 }, /* SVGA */
+ { 0x21, M5MOLS_RESTYPE_MONITOR, 1280, 720 }, /* HD */
+ { 0x25, M5MOLS_RESTYPE_MONITOR, 1920, 1080 }, /* 1080p */
+ { 0x29, M5MOLS_RESTYPE_MONITOR, 3264, 2448 }, /* 2.63fps 8M */
+ { 0x39, M5MOLS_RESTYPE_MONITOR, 800, 602 }, /* AHS_MON debug */
+
+ { 0x02, M5MOLS_RESTYPE_CAPTURE, 320, 240 }, /* QVGA */
+ { 0x04, M5MOLS_RESTYPE_CAPTURE, 400, 240 }, /* WQVGA */
+ { 0x07, M5MOLS_RESTYPE_CAPTURE, 480, 360 },
+ { 0x08, M5MOLS_RESTYPE_CAPTURE, 640, 360 }, /* qHD */
+ { 0x09, M5MOLS_RESTYPE_CAPTURE, 640, 480 }, /* VGA */
+ { 0x0a, M5MOLS_RESTYPE_CAPTURE, 800, 480 }, /* WVGA */
+ { 0x10, M5MOLS_RESTYPE_CAPTURE, 1280, 720 }, /* HD */
+ { 0x14, M5MOLS_RESTYPE_CAPTURE, 1280, 960 }, /* 1M */
+ { 0x17, M5MOLS_RESTYPE_CAPTURE, 1600, 1200 }, /* 2M */
+ { 0x19, M5MOLS_RESTYPE_CAPTURE, 1920, 1080 }, /* Full-HD */
+ { 0x1a, M5MOLS_RESTYPE_CAPTURE, 2048, 1152 }, /* 3Mega */
+ { 0x1b, M5MOLS_RESTYPE_CAPTURE, 2048, 1536 },
+ { 0x1c, M5MOLS_RESTYPE_CAPTURE, 2560, 1440 }, /* 4Mega */
+ { 0x1d, M5MOLS_RESTYPE_CAPTURE, 2560, 1536 },
+ { 0x1f, M5MOLS_RESTYPE_CAPTURE, 2560, 1920 }, /* 5Mega */
+ { 0x21, M5MOLS_RESTYPE_CAPTURE, 3264, 1836 }, /* 6Mega */
+ { 0x22, M5MOLS_RESTYPE_CAPTURE, 3264, 1960 },
+ { 0x25, M5MOLS_RESTYPE_CAPTURE, 3264, 2448 }, /* 8Mega */
+};
+
+/**
+ * m5mols_swap_byte - an byte array to integer conversion function
+ * @size: size in bytes of I2C packet defined in the M-5MOLS datasheet
+ *
+ * Convert I2C data byte array with performing any required byte
+ * reordering to assure proper values for each data type, regardless
+ * of the architecture endianness.
+ */
+static u32 m5mols_swap_byte(u8 *data, u8 length)
+{
+ if (length == 1)
+ return *data;
+ else if (length == 2)
+ return be16_to_cpu(*((u16 *)data));
+ else
+ return be32_to_cpu(*((u32 *)data));
+}
+
+/**
+ * m5mols_read - I2C read function
+ * @reg: combination of size, category and command for the I2C packet
+ * @size: desired size of I2C packet
+ * @val: read value
+ *
+ * Returns 0 on success, or else negative errno.
+ */
+static int m5mols_read(struct v4l2_subdev *sd, u32 size, u32 reg, u32 *val)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ struct m5mols_info *info = to_m5mols(sd);
+ u8 rbuf[M5MOLS_I2C_MAX_SIZE + 1];
+ u8 category = I2C_CATEGORY(reg);
+ u8 cmd = I2C_COMMAND(reg);
+ struct i2c_msg msg[2];
+ u8 wbuf[5];
+ int ret;
+
+ if (!client->adapter)
+ return -ENODEV;
+
+ msg[0].addr = client->addr;
+ msg[0].flags = 0;
+ msg[0].len = 5;
+ msg[0].buf = wbuf;
+ wbuf[0] = 5;
+ wbuf[1] = M5MOLS_BYTE_READ;
+ wbuf[2] = category;
+ wbuf[3] = cmd;
+ wbuf[4] = size;
+
+ msg[1].addr = client->addr;
+ msg[1].flags = I2C_M_RD;
+ msg[1].len = size + 1;
+ msg[1].buf = rbuf;
+
+ /* minimum stabilization time */
+ usleep_range(200, 200);
+
+ ret = i2c_transfer(client->adapter, msg, 2);
+
+ if (ret == 2) {
+ *val = m5mols_swap_byte(&rbuf[1], size);
+ return 0;
+ }
+
+ if (info->isp_ready)
+ v4l2_err(sd, "read failed: size:%d cat:%02x cmd:%02x. %d\n",
+ size, category, cmd, ret);
+
+ return ret < 0 ? ret : -EIO;
+}
+
+int m5mols_read_u8(struct v4l2_subdev *sd, u32 reg, u8 *val)
+{
+ u32 val_32;
+ int ret;
+
+ if (I2C_SIZE(reg) != 1) {
+ v4l2_err(sd, "Wrong data size\n");
+ return -EINVAL;
+ }
+
+ ret = m5mols_read(sd, I2C_SIZE(reg), reg, &val_32);
+ if (ret)
+ return ret;
+
+ *val = (u8)val_32;
+ return ret;
+}
+
+int m5mols_read_u16(struct v4l2_subdev *sd, u32 reg, u16 *val)
+{
+ u32 val_32;
+ int ret;
+
+ if (I2C_SIZE(reg) != 2) {
+ v4l2_err(sd, "Wrong data size\n");
+ return -EINVAL;
+ }
+
+ ret = m5mols_read(sd, I2C_SIZE(reg), reg, &val_32);
+ if (ret)
+ return ret;
+
+ *val = (u16)val_32;
+ return ret;
+}
+
+int m5mols_read_u32(struct v4l2_subdev *sd, u32 reg, u32 *val)
+{
+ if (I2C_SIZE(reg) != 4) {
+ v4l2_err(sd, "Wrong data size\n");
+ return -EINVAL;
+ }
+
+ return m5mols_read(sd, I2C_SIZE(reg), reg, val);
+}
+
+/**
+ * m5mols_write - I2C command write function
+ * @reg: combination of size, category and command for the I2C packet
+ * @val: value to write
+ *
+ * Returns 0 on success, or else negative errno.
+ */
+int m5mols_write(struct v4l2_subdev *sd, u32 reg, u32 val)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ struct m5mols_info *info = to_m5mols(sd);
+ u8 wbuf[M5MOLS_I2C_MAX_SIZE + 4];
+ u8 category = I2C_CATEGORY(reg);
+ u8 cmd = I2C_COMMAND(reg);
+ u8 size = I2C_SIZE(reg);
+ u32 *buf = (u32 *)&wbuf[4];
+ struct i2c_msg msg[1];
+ int ret;
+
+ if (!client->adapter)
+ return -ENODEV;
+
+ if (size != 1 && size != 2 && size != 4) {
+ v4l2_err(sd, "Wrong data size\n");
+ return -EINVAL;
+ }
+
+ msg->addr = client->addr;
+ msg->flags = 0;
+ msg->len = (u16)size + 4;
+ msg->buf = wbuf;
+ wbuf[0] = size + 4;
+ wbuf[1] = M5MOLS_BYTE_WRITE;
+ wbuf[2] = category;
+ wbuf[3] = cmd;
+
+ *buf = m5mols_swap_byte((u8 *)&val, size);
+
+ usleep_range(200, 200);
+
+ ret = i2c_transfer(client->adapter, msg, 1);
+ if (ret == 1)
+ return 0;
+
+ if (info->isp_ready)
+ v4l2_err(sd, "write failed: cat:%02x cmd:%02x ret:%d\n",
+ category, cmd, ret);
+
+ return ret < 0 ? ret : -EIO;
+}
+
+/**
+ * m5mols_busy_wait - Busy waiting with I2C register polling
+ * @reg: the I2C_REG() address of an 8-bit status register to check
+ * @value: expected status register value
+ * @mask: bit mask for the read status register value
+ * @timeout: timeout in miliseconds, or -1 for default timeout
+ *
+ * The @reg register value is ORed with @mask before comparing with @value.
+ *
+ * Return: 0 if the requested condition became true within less than
+ * @timeout ms, or else negative errno.
+ */
+int m5mols_busy_wait(struct v4l2_subdev *sd, u32 reg, u32 value, u32 mask,
+ int timeout)
+{
+ int ms = timeout < 0 ? M5MOLS_BUSY_WAIT_DEF_TIMEOUT : timeout;
+ unsigned long end = jiffies + msecs_to_jiffies(ms);
+ u8 status;
+
+ do {
+ int ret = m5mols_read_u8(sd, reg, &status);
+
+ if (ret < 0 && !(mask & M5MOLS_I2C_RDY_WAIT_FL))
+ return ret;
+ if (!ret && (status & mask & 0xff) == (value & 0xff))
+ return 0;
+ usleep_range(100, 250);
+ } while (ms > 0 && time_is_after_jiffies(end));
+
+ return -EBUSY;
+}
+
+/**
+ * m5mols_enable_interrupt - Clear interrupt pending bits and unmask interrupts
+ *
+ * Before writing desired interrupt value the INT_FACTOR register should
+ * be read to clear pending interrupts.
+ */
+int m5mols_enable_interrupt(struct v4l2_subdev *sd, u8 reg)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+ u8 mask = is_available_af(info) ? REG_INT_AF : 0;
+ u8 dummy;
+ int ret;
+
+ ret = m5mols_read_u8(sd, SYSTEM_INT_FACTOR, &dummy);
+ if (!ret)
+ ret = m5mols_write(sd, SYSTEM_INT_ENABLE, reg & ~mask);
+ return ret;
+}
+
+int m5mols_wait_interrupt(struct v4l2_subdev *sd, u8 irq_mask, u32 timeout)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+
+ int ret = wait_event_interruptible_timeout(info->irq_waitq,
+ atomic_add_unless(&info->irq_done, -1, 0),
+ msecs_to_jiffies(timeout));
+ if (ret <= 0)
+ return ret ? ret : -ETIMEDOUT;
+
+ return m5mols_busy_wait(sd, SYSTEM_INT_FACTOR, irq_mask,
+ M5MOLS_I2C_RDY_WAIT_FL | irq_mask, -1);
+}
+
+/**
+ * m5mols_reg_mode - Write the mode and check busy status
+ *
+ * It always accompanies a little delay changing the M-5MOLS mode, so it is
+ * needed checking current busy status to guarantee right mode.
+ */
+static int m5mols_reg_mode(struct v4l2_subdev *sd, u8 mode)
+{
+ int ret = m5mols_write(sd, SYSTEM_SYSMODE, mode);
+ if (ret < 0)
+ return ret;
+ return m5mols_busy_wait(sd, SYSTEM_SYSMODE, mode, 0xff,
+ M5MOLS_MODE_CHANGE_TIMEOUT);
+}
+
+/**
+ * m5mols_set_mode - set the M-5MOLS controller mode
+ * @mode: the required operation mode
+ *
+ * The commands of M-5MOLS are grouped into specific modes. Each functionality
+ * can be guaranteed only when the sensor is operating in mode which a command
+ * belongs to.
+ */
+int m5mols_set_mode(struct m5mols_info *info, u8 mode)
+{
+ struct v4l2_subdev *sd = &info->sd;
+ int ret = -EINVAL;
+ u8 reg;
+
+ if (mode < REG_PARAMETER || mode > REG_CAPTURE)
+ return ret;
+
+ ret = m5mols_read_u8(sd, SYSTEM_SYSMODE, &reg);
+ if (ret || reg == mode)
+ return ret;
+
+ switch (reg) {
+ case REG_PARAMETER:
+ ret = m5mols_reg_mode(sd, REG_MONITOR);
+ if (mode == REG_MONITOR)
+ break;
+ if (!ret)
+ ret = m5mols_reg_mode(sd, REG_CAPTURE);
+ break;
+
+ case REG_MONITOR:
+ if (mode == REG_PARAMETER) {
+ ret = m5mols_reg_mode(sd, REG_PARAMETER);
+ break;
+ }
+
+ ret = m5mols_reg_mode(sd, REG_CAPTURE);
+ break;
+
+ case REG_CAPTURE:
+ ret = m5mols_reg_mode(sd, REG_MONITOR);
+ if (mode == REG_MONITOR)
+ break;
+ if (!ret)
+ ret = m5mols_reg_mode(sd, REG_PARAMETER);
+ break;
+
+ default:
+ v4l2_warn(sd, "Wrong mode: %d\n", mode);
+ }
+
+ if (!ret)
+ info->mode = mode;
+
+ return ret;
+}
+
+/**
+ * m5mols_get_version - retrieve full revisions information of M-5MOLS
+ *
+ * The version information includes revisions of hardware and firmware,
+ * AutoFocus alghorithm version and the version string.
+ */
+static int m5mols_get_version(struct v4l2_subdev *sd)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+ struct m5mols_version *ver = &info->ver;
+ u8 *str = ver->str;
+ int i;
+ int ret;
+
+ ret = m5mols_read_u8(sd, SYSTEM_VER_CUSTOMER, &ver->customer);
+ if (!ret)
+ ret = m5mols_read_u8(sd, SYSTEM_VER_PROJECT, &ver->project);
+ if (!ret)
+ ret = m5mols_read_u16(sd, SYSTEM_VER_FIRMWARE, &ver->fw);
+ if (!ret)
+ ret = m5mols_read_u16(sd, SYSTEM_VER_HARDWARE, &ver->hw);
+ if (!ret)
+ ret = m5mols_read_u16(sd, SYSTEM_VER_PARAMETER, &ver->param);
+ if (!ret)
+ ret = m5mols_read_u16(sd, SYSTEM_VER_AWB, &ver->awb);
+ if (!ret)
+ ret = m5mols_read_u8(sd, AF_VERSION, &ver->af);
+ if (ret)
+ return ret;
+
+ for (i = 0; i < VERSION_STRING_SIZE; i++) {
+ ret = m5mols_read_u8(sd, SYSTEM_VER_STRING, &str[i]);
+ if (ret)
+ return ret;
+ }
+
+ ver->fw = be16_to_cpu(ver->fw);
+ ver->hw = be16_to_cpu(ver->hw);
+ ver->param = be16_to_cpu(ver->param);
+ ver->awb = be16_to_cpu(ver->awb);
+
+ v4l2_info(sd, "Manufacturer\t[%s]\n",
+ is_manufacturer(info, REG_SAMSUNG_ELECTRO) ?
+ "Samsung Electro-Machanics" :
+ is_manufacturer(info, REG_SAMSUNG_OPTICS) ?
+ "Samsung Fiber-Optics" :
+ is_manufacturer(info, REG_SAMSUNG_TECHWIN) ?
+ "Samsung Techwin" : "None");
+ v4l2_info(sd, "Customer/Project\t[0x%02x/0x%02x]\n",
+ info->ver.customer, info->ver.project);
+
+ if (!is_available_af(info))
+ v4l2_info(sd, "No support Auto Focus on this firmware\n");
+
+ return ret;
+}
+
+/**
+ * __find_restype - Lookup M-5MOLS resolution type according to pixel code
+ * @code: pixel code
+ */
+static enum m5mols_restype __find_restype(enum v4l2_mbus_pixelcode code)
+{
+ enum m5mols_restype type = M5MOLS_RESTYPE_MONITOR;
+
+ do {
+ if (code == m5mols_default_ffmt[type].code)
+ return type;
+ } while (type++ != SIZE_DEFAULT_FFMT);
+
+ return 0;
+}
+
+/**
+ * __find_resolution - Lookup preset and type of M-5MOLS's resolution
+ * @mf: pixel format to find/negotiate the resolution preset for
+ * @type: M-5MOLS resolution type
+ * @resolution: M-5MOLS resolution preset register value
+ *
+ * Find nearest resolution matching resolution preset and adjust mf
+ * to supported values.
+ */
+static int __find_resolution(struct v4l2_subdev *sd,
+ struct v4l2_mbus_framefmt *mf,
+ enum m5mols_restype *type,
+ u32 *resolution)
+{
+ const struct m5mols_resolution *fsize = &m5mols_reg_res[0];
+ const struct m5mols_resolution *match = NULL;
+ enum m5mols_restype stype = __find_restype(mf->code);
+ int i = ARRAY_SIZE(m5mols_reg_res);
+ unsigned int min_err = ~0;
+
+ while (i--) {
+ int err;
+ if (stype == fsize->type) {
+ err = abs(fsize->width - mf->width)
+ + abs(fsize->height - mf->height);
+
+ if (err < min_err) {
+ min_err = err;
+ match = fsize;
+ }
+ }
+ fsize++;
+ }
+ if (match) {
+ mf->width = match->width;
+ mf->height = match->height;
+ *resolution = match->reg;
+ *type = stype;
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
+static struct v4l2_mbus_framefmt *__find_format(struct m5mols_info *info,
+ struct v4l2_subdev_fh *fh,
+ enum v4l2_subdev_format_whence which,
+ enum m5mols_restype type)
+{
+ if (which == V4L2_SUBDEV_FORMAT_TRY)
+ return fh ? v4l2_subdev_get_try_format(fh, 0) : NULL;
+
+ return &info->ffmt[type];
+}
+
+static int m5mols_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
+ struct v4l2_subdev_format *fmt)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+ struct v4l2_mbus_framefmt *format;
+ int ret = 0;
+
+ mutex_lock(&info->lock);
+
+ format = __find_format(info, fh, fmt->which, info->res_type);
+ if (format)
+ fmt->format = *format;
+ else
+ ret = -EINVAL;
+
+ mutex_unlock(&info->lock);
+ return ret;
+}
+
+static int m5mols_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh,
+ struct v4l2_subdev_format *fmt)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+ struct v4l2_mbus_framefmt *format = &fmt->format;
+ struct v4l2_mbus_framefmt *sfmt;
+ enum m5mols_restype type;
+ u32 resolution = 0;
+ int ret;
+
+ ret = __find_resolution(sd, format, &type, &resolution);
+ if (ret < 0)
+ return ret;
+
+ sfmt = __find_format(info, fh, fmt->which, type);
+ if (!sfmt)
+ return 0;
+
+ mutex_lock(&info->lock);
+
+ format->code = m5mols_default_ffmt[type].code;
+ format->colorspace = V4L2_COLORSPACE_JPEG;
+ format->field = V4L2_FIELD_NONE;
+
+ if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) {
+ *sfmt = *format;
+ info->resolution = resolution;
+ info->res_type = type;
+ }
+
+ mutex_unlock(&info->lock);
+ return ret;
+}
+
+static int m5mols_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad,
+ struct v4l2_mbus_frame_desc *fd)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+
+ if (pad != 0 || fd == NULL)
+ return -EINVAL;
+
+ mutex_lock(&info->lock);
+ /*
+ * .get_frame_desc is only used for compressed formats,
+ * thus we always return the capture frame parameters here.
+ */
+ fd->entry[0].length = info->cap.buf_size;
+ fd->entry[0].pixelcode = info->ffmt[M5MOLS_RESTYPE_CAPTURE].code;
+ mutex_unlock(&info->lock);
+
+ fd->entry[0].flags = V4L2_MBUS_FRAME_DESC_FL_LEN_MAX;
+ fd->num_entries = 1;
+
+ return 0;
+}
+
+static int m5mols_set_frame_desc(struct v4l2_subdev *sd, unsigned int pad,
+ struct v4l2_mbus_frame_desc *fd)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+ struct v4l2_mbus_framefmt *mf = &info->ffmt[M5MOLS_RESTYPE_CAPTURE];
+
+ if (pad != 0 || fd == NULL)
+ return -EINVAL;
+
+ fd->entry[0].flags = V4L2_MBUS_FRAME_DESC_FL_LEN_MAX;
+ fd->num_entries = 1;
+ fd->entry[0].length = clamp_t(u32, fd->entry[0].length,
+ mf->width * mf->height,
+ M5MOLS_MAIN_JPEG_SIZE_MAX);
+ mutex_lock(&info->lock);
+ info->cap.buf_size = fd->entry[0].length;
+ mutex_unlock(&info->lock);
+
+ return 0;
+}
+
+
+static int m5mols_enum_mbus_code(struct v4l2_subdev *sd,
+ struct v4l2_subdev_fh *fh,
+ struct v4l2_subdev_mbus_code_enum *code)
+{
+ if (!code || code->index >= SIZE_DEFAULT_FFMT)
+ return -EINVAL;
+
+ code->code = m5mols_default_ffmt[code->index].code;
+
+ return 0;
+}
+
+static struct v4l2_subdev_pad_ops m5mols_pad_ops = {
+ .enum_mbus_code = m5mols_enum_mbus_code,
+ .get_fmt = m5mols_get_fmt,
+ .set_fmt = m5mols_set_fmt,
+ .get_frame_desc = m5mols_get_frame_desc,
+ .set_frame_desc = m5mols_set_frame_desc,
+};
+
+/**
+ * m5mols_restore_controls - Apply current control values to the registers
+ *
+ * m5mols_do_scenemode() handles all parameters for which there is yet no
+ * individual control. It should be replaced at some point by setting each
+ * control individually, in required register set up order.
+ */
+int m5mols_restore_controls(struct m5mols_info *info)
+{
+ int ret;
+
+ if (info->ctrl_sync)
+ return 0;
+
+ ret = m5mols_do_scenemode(info, REG_SCENE_NORMAL);
+ if (ret)
+ return ret;
+
+ ret = v4l2_ctrl_handler_setup(&info->handle);
+ info->ctrl_sync = !ret;
+
+ return ret;
+}
+
+/**
+ * m5mols_start_monitor - Start the monitor mode
+ *
+ * Before applying the controls setup the resolution and frame rate
+ * in PARAMETER mode, and then switch over to MONITOR mode.
+ */
+static int m5mols_start_monitor(struct m5mols_info *info)
+{
+ struct v4l2_subdev *sd = &info->sd;
+ int ret;
+
+ ret = m5mols_set_mode(info, REG_PARAMETER);
+ if (!ret)
+ ret = m5mols_write(sd, PARM_MON_SIZE, info->resolution);
+ if (!ret)
+ ret = m5mols_write(sd, PARM_MON_FPS, REG_FPS_30);
+ if (!ret)
+ ret = m5mols_set_mode(info, REG_MONITOR);
+ if (!ret)
+ ret = m5mols_restore_controls(info);
+
+ return ret;
+}
+
+static int m5mols_s_stream(struct v4l2_subdev *sd, int enable)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+ u32 code;
+ int ret;
+
+ mutex_lock(&info->lock);
+ code = info->ffmt[info->res_type].code;
+
+ if (enable) {
+ if (is_code(code, M5MOLS_RESTYPE_MONITOR))
+ ret = m5mols_start_monitor(info);
+ else if (is_code(code, M5MOLS_RESTYPE_CAPTURE))
+ ret = m5mols_start_capture(info);
+ else
+ ret = -EINVAL;
+ } else {
+ ret = m5mols_set_mode(info, REG_PARAMETER);
+ }
+
+ mutex_unlock(&info->lock);
+ return ret;
+}
+
+static const struct v4l2_subdev_video_ops m5mols_video_ops = {
+ .s_stream = m5mols_s_stream,
+};
+
+static int m5mols_sensor_power(struct m5mols_info *info, bool enable)
+{
+ struct v4l2_subdev *sd = &info->sd;
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ const struct m5mols_platform_data *pdata = info->pdata;
+ int ret;
+
+ if (info->power == enable)
+ return 0;
+
+ if (enable) {
+ if (info->set_power) {
+ ret = info->set_power(&client->dev, 1);
+ if (ret)
+ return ret;
+ }
+
+ ret = regulator_bulk_enable(ARRAY_SIZE(supplies), supplies);
+ if (ret) {
+ info->set_power(&client->dev, 0);
+ return ret;
+ }
+
+ gpio_set_value(pdata->gpio_reset, !pdata->reset_polarity);
+ info->power = 1;
+
+ return ret;
+ }
+
+ ret = regulator_bulk_disable(ARRAY_SIZE(supplies), supplies);
+ if (ret)
+ return ret;
+
+ if (info->set_power)
+ info->set_power(&client->dev, 0);
+
+ gpio_set_value(pdata->gpio_reset, pdata->reset_polarity);
+
+ info->isp_ready = 0;
+ info->power = 0;
+
+ return ret;
+}
+
+/* m5mols_update_fw - optional firmware update routine */
+int __attribute__ ((weak)) m5mols_update_fw(struct v4l2_subdev *sd,
+ int (*set_power)(struct m5mols_info *, bool))
+{
+ return 0;
+}
+
+/**
+ * m5mols_fw_start - M-5MOLS internal ARM controller initialization
+ *
+ * Execute the M-5MOLS internal ARM controller initialization sequence.
+ * This function should be called after the supply voltage has been
+ * applied and before any requests to the device are made.
+ */
+static int m5mols_fw_start(struct v4l2_subdev *sd)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+ int ret;
+
+ atomic_set(&info->irq_done, 0);
+ /* Wait until I2C slave is initialized in Flash Writer mode */
+ ret = m5mols_busy_wait(sd, FLASH_CAM_START, REG_IN_FLASH_MODE,
+ M5MOLS_I2C_RDY_WAIT_FL | 0xff, -1);
+ if (!ret)
+ ret = m5mols_write(sd, FLASH_CAM_START, REG_START_ARM_BOOT);
+ if (!ret)
+ ret = m5mols_wait_interrupt(sd, REG_INT_MODE, 2000);
+ if (ret < 0)
+ return ret;
+
+ info->isp_ready = 1;
+
+ ret = m5mols_get_version(sd);
+ if (!ret)
+ ret = m5mols_update_fw(sd, m5mols_sensor_power);
+ if (ret)
+ return ret;
+
+ v4l2_dbg(1, m5mols_debug, sd, "Success ARM Booting\n");
+
+ ret = m5mols_write(sd, PARM_INTERFACE, REG_INTERFACE_MIPI);
+ if (!ret)
+ ret = m5mols_enable_interrupt(sd,
+ REG_INT_AF | REG_INT_CAPTURE);
+
+ return ret;
+}
+
+/* Execute the lens soft-landing algorithm */
+static int m5mols_auto_focus_stop(struct m5mols_info *info)
+{
+ int ret;
+
+ ret = m5mols_write(&info->sd, AF_EXECUTE, REG_AF_STOP);
+ if (!ret)
+ ret = m5mols_write(&info->sd, AF_MODE, REG_AF_POWEROFF);
+ if (!ret)
+ ret = m5mols_busy_wait(&info->sd, SYSTEM_STATUS, REG_AF_IDLE,
+ 0xff, -1);
+ return ret;
+}
+
+/**
+ * m5mols_s_power - Main sensor power control function
+ *
+ * To prevent breaking the lens when the sensor is powered off the Soft-Landing
+ * algorithm is called where available. The Soft-Landing algorithm availability
+ * dependends on the firmware provider.
+ */
+static int m5mols_s_power(struct v4l2_subdev *sd, int on)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+ int ret;
+
+ mutex_lock(&info->lock);
+
+ if (on) {
+ ret = m5mols_sensor_power(info, true);
+ if (!ret)
+ ret = m5mols_fw_start(sd);
+ } else {
+ if (is_manufacturer(info, REG_SAMSUNG_TECHWIN)) {
+ ret = m5mols_set_mode(info, REG_MONITOR);
+ if (!ret)
+ ret = m5mols_auto_focus_stop(info);
+ if (ret < 0)
+ v4l2_warn(sd, "Soft landing lens failed\n");
+ }
+ ret = m5mols_sensor_power(info, false);
+
+ info->ctrl_sync = 0;
+ }
+
+ mutex_unlock(&info->lock);
+ return ret;
+}
+
+static int m5mols_log_status(struct v4l2_subdev *sd)
+{
+ struct m5mols_info *info = to_m5mols(sd);
+
+ v4l2_ctrl_handler_log_status(&info->handle, sd->name);
+
+ return 0;
+}
+
+static const struct v4l2_subdev_core_ops m5mols_core_ops = {
+ .s_power = m5mols_s_power,
+ .log_status = m5mols_log_status,
+};
+
+/*
+ * V4L2 subdev internal operations
+ */
+static int m5mols_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
+{
+ struct v4l2_mbus_framefmt *format = v4l2_subdev_get_try_format(fh, 0);
+
+ *format = m5mols_default_ffmt[0];
+ return 0;
+}
+
+static const struct v4l2_subdev_internal_ops m5mols_subdev_internal_ops = {
+ .open = m5mols_open,
+};
+
+static const struct v4l2_subdev_ops m5mols_ops = {
+ .core = &m5mols_core_ops,
+ .pad = &m5mols_pad_ops,
+ .video = &m5mols_video_ops,
+};
+
+static irqreturn_t m5mols_irq_handler(int irq, void *data)
+{
+ struct m5mols_info *info = to_m5mols(data);
+
+ atomic_set(&info->irq_done, 1);
+ wake_up_interruptible(&info->irq_waitq);
+
+ return IRQ_HANDLED;
+}
+
+static int m5mols_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ const struct m5mols_platform_data *pdata = client->dev.platform_data;
+ struct m5mols_info *info;
+ struct v4l2_subdev *sd;
+ int ret;
+
+ if (pdata == NULL) {
+ dev_err(&client->dev, "No platform data\n");
+ return -EINVAL;
+ }
+
+ if (!gpio_is_valid(pdata->gpio_reset)) {
+ dev_err(&client->dev, "No valid RESET GPIO specified\n");
+ return -EINVAL;
+ }
+
+ if (!client->irq) {
+ dev_err(&client->dev, "Interrupt not assigned\n");
+ return -EINVAL;
+ }
+
+ info = kzalloc(sizeof(struct m5mols_info), GFP_KERNEL);
+ if (!info)
+ return -ENOMEM;
+
+ info->pdata = pdata;
+ info->set_power = pdata->set_power;
+
+ ret = gpio_request(pdata->gpio_reset, "M5MOLS_NRST");
+ if (ret) {
+ dev_err(&client->dev, "Failed to request gpio: %d\n", ret);
+ goto out_free;
+ }
+ gpio_direction_output(pdata->gpio_reset, pdata->reset_polarity);
+
+ ret = regulator_bulk_get(&client->dev, ARRAY_SIZE(supplies), supplies);
+ if (ret) {
+ dev_err(&client->dev, "Failed to get regulators: %d\n", ret);
+ goto out_gpio;
+ }
+
+ sd = &info->sd;
+ v4l2_i2c_subdev_init(sd, client, &m5mols_ops);
+ strlcpy(sd->name, MODULE_NAME, sizeof(sd->name));
+ sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+
+ sd->internal_ops = &m5mols_subdev_internal_ops;
+ info->pad.flags = MEDIA_PAD_FL_SOURCE;
+ ret = media_entity_init(&sd->entity, 1, &info->pad, 0);
+ if (ret < 0)
+ goto out_reg;
+ sd->entity.type = MEDIA_ENT_T_V4L2_SUBDEV_SENSOR;
+
+ init_waitqueue_head(&info->irq_waitq);
+ mutex_init(&info->lock);
+
+ ret = request_irq(client->irq, m5mols_irq_handler,
+ IRQF_TRIGGER_RISING, MODULE_NAME, sd);
+ if (ret) {
+ dev_err(&client->dev, "Interrupt request failed: %d\n", ret);
+ goto out_me;
+ }
+ info->res_type = M5MOLS_RESTYPE_MONITOR;
+ info->ffmt[0] = m5mols_default_ffmt[0];
+ info->ffmt[1] = m5mols_default_ffmt[1];
+
+ ret = m5mols_sensor_power(info, true);
+ if (ret)
+ goto out_irq;
+
+ ret = m5mols_fw_start(sd);
+ if (!ret)
+ ret = m5mols_init_controls(sd);
+
+ ret = m5mols_sensor_power(info, false);
+ if (!ret)
+ return 0;
+out_irq:
+ free_irq(client->irq, sd);
+out_me:
+ media_entity_cleanup(&sd->entity);
+out_reg:
+ regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
+out_gpio:
+ gpio_free(pdata->gpio_reset);
+out_free:
+ kfree(info);
+ return ret;
+}
+
+static int m5mols_remove(struct i2c_client *client)
+{
+ struct v4l2_subdev *sd = i2c_get_clientdata(client);
+ struct m5mols_info *info = to_m5mols(sd);
+
+ v4l2_device_unregister_subdev(sd);
+ v4l2_ctrl_handler_free(sd->ctrl_handler);
+ free_irq(client->irq, sd);
+
+ regulator_bulk_free(ARRAY_SIZE(supplies), supplies);
+ gpio_free(info->pdata->gpio_reset);
+ media_entity_cleanup(&sd->entity);
+ kfree(info);
+ return 0;
+}
+
+static const struct i2c_device_id m5mols_id[] = {
+ { MODULE_NAME, 0 },
+ { },
+};
+MODULE_DEVICE_TABLE(i2c, m5mols_id);
+
+static struct i2c_driver m5mols_i2c_driver = {
+ .driver = {
+ .name = MODULE_NAME,
+ },
+ .probe = m5mols_probe,
+ .remove = m5mols_remove,
+ .id_table = m5mols_id,
+};
+
+module_i2c_driver(m5mols_i2c_driver);
+
+MODULE_AUTHOR("HeungJun Kim <riverful.kim@samsung.com>");
+MODULE_AUTHOR("Dongsoo Kim <dongsoo45.kim@samsung.com>");
+MODULE_DESCRIPTION("Fujitsu M-5MOLS 8M Pixel camera driver");
+MODULE_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 0000000..58d8027
--- /dev/null
+++ b/drivers/media/i2c/m5mols/m5mols_reg.h
@@ -0,0 +1,363 @@
+/*
+ * Register map for M-5MOLS 8M Pixel camera sensor with ISP
+ *
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ * Author: HeungJun Kim <riverful.kim@samsung.com>
+ *
+ * Copyright (C) 2009 Samsung Electronics Co., Ltd.
+ * Author: Dongsoo Nathaniel Kim <dongsoo45.kim@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef M5MOLS_REG_H
+#define M5MOLS_REG_H
+
+#define M5MOLS_I2C_MAX_SIZE 4
+#define M5MOLS_BYTE_READ 0x01
+#define M5MOLS_BYTE_WRITE 0x02
+
+#define I2C_CATEGORY(__cat) ((__cat >> 16) & 0xff)
+#define I2C_COMMAND(__comm) ((__comm >> 8) & 0xff)
+#define I2C_SIZE(__reg_s) ((__reg_s) & 0xff)
+#define I2C_REG(__cat, __cmd, __reg_s) ((__cat << 16) | (__cmd << 8) | __reg_s)
+
+/*
+ * Category section register
+ *
+ * The category means set including relevant command of M-5MOLS.
+ */
+#define CAT_SYSTEM 0x00
+#define CAT_PARAM 0x01
+#define CAT_MONITOR 0x02
+#define CAT_AE 0x03
+#define CAT_WB 0x06
+#define CAT_EXIF 0x07
+#define CAT_FD 0x09
+#define CAT_LENS 0x0a
+#define CAT_CAPT_PARM 0x0b
+#define CAT_CAPT_CTRL 0x0c
+#define CAT_FLASH 0x0f /* related to FW, revisions, booting */
+
+/*
+ * Category 0 - SYSTEM mode
+ *
+ * The SYSTEM mode in the M-5MOLS means area available to handle with the whole
+ * & all-round system of sensor. It deals with version/interrupt/setting mode &
+ * even sensor's status. Especially, the M-5MOLS sensor with ISP varies by
+ * packaging & manufacturer, even the customer and project code. And the
+ * function details may vary among them. The version information helps to
+ * determine what methods shall be used in the driver.
+ *
+ * There is many registers between customer version address and awb one. For
+ * more specific contents, see definition if file m5mols.h.
+ */
+#define SYSTEM_VER_CUSTOMER I2C_REG(CAT_SYSTEM, 0x00, 1)
+#define SYSTEM_VER_PROJECT I2C_REG(CAT_SYSTEM, 0x01, 1)
+#define SYSTEM_VER_FIRMWARE I2C_REG(CAT_SYSTEM, 0x02, 2)
+#define SYSTEM_VER_HARDWARE I2C_REG(CAT_SYSTEM, 0x04, 2)
+#define SYSTEM_VER_PARAMETER I2C_REG(CAT_SYSTEM, 0x06, 2)
+#define SYSTEM_VER_AWB I2C_REG(CAT_SYSTEM, 0x08, 2)
+
+#define SYSTEM_SYSMODE I2C_REG(CAT_SYSTEM, 0x0b, 1)
+#define REG_SYSINIT 0x00 /* SYSTEM mode */
+#define REG_PARAMETER 0x01 /* PARAMETER mode */
+#define REG_MONITOR 0x02 /* MONITOR mode */
+#define REG_CAPTURE 0x03 /* CAPTURE mode */
+
+#define SYSTEM_CMD(__cmd) I2C_REG(CAT_SYSTEM, cmd, 1)
+#define SYSTEM_VER_STRING I2C_REG(CAT_SYSTEM, 0x0a, 1)
+#define REG_SAMSUNG_ELECTRO "SE" /* Samsung Electro-Mechanics */
+#define REG_SAMSUNG_OPTICS "OP" /* Samsung Fiber-Optics */
+#define REG_SAMSUNG_TECHWIN "TB" /* Samsung Techwin */
+/* SYSTEM mode status */
+#define SYSTEM_STATUS I2C_REG(CAT_SYSTEM, 0x0c, 1)
+
+/* Interrupt pending register */
+#define SYSTEM_INT_FACTOR I2C_REG(CAT_SYSTEM, 0x10, 1)
+/* interrupt enable register */
+#define SYSTEM_INT_ENABLE I2C_REG(CAT_SYSTEM, 0x11, 1)
+#define REG_INT_MODE (1 << 0)
+#define REG_INT_AF (1 << 1)
+#define REG_INT_ZOOM (1 << 2)
+#define REG_INT_CAPTURE (1 << 3)
+#define REG_INT_FRAMESYNC (1 << 4)
+#define REG_INT_FD (1 << 5)
+#define REG_INT_LENS_INIT (1 << 6)
+#define REG_INT_SOUND (1 << 7)
+#define REG_INT_MASK 0x0f
+
+/*
+ * category 1 - PARAMETER mode
+ *
+ * This category supports function of camera features of M-5MOLS. It means we
+ * can handle with preview(MONITOR) resolution size/frame per second/interface
+ * between the sensor and the Application Processor/even the image effect.
+ */
+
+/* Resolution in the MONITOR mode */
+#define PARM_MON_SIZE I2C_REG(CAT_PARAM, 0x01, 1)
+
+/* Frame rate */
+#define PARM_MON_FPS I2C_REG(CAT_PARAM, 0x02, 1)
+#define REG_FPS_30 0x02
+
+/* Video bus between the sensor and a host processor */
+#define PARM_INTERFACE I2C_REG(CAT_PARAM, 0x00, 1)
+#define REG_INTERFACE_MIPI 0x02
+
+/* Image effects */
+#define PARM_EFFECT I2C_REG(CAT_PARAM, 0x0b, 1)
+#define REG_EFFECT_OFF 0x00
+#define REG_EFFECT_NEGA 0x01
+#define REG_EFFECT_EMBOSS 0x06
+#define REG_EFFECT_OUTLINE 0x07
+#define REG_EFFECT_WATERCOLOR 0x08
+
+/*
+ * Category 2 - MONITOR mode
+ *
+ * The MONITOR mode is same as preview mode as we said. The M-5MOLS has another
+ * mode named "Preview", but this preview mode is used at the case specific
+ * vider-recording mode. This mmode supports only YUYV format. On the other
+ * hand, the JPEG & RAW formats is supports by CAPTURE mode. And, there are
+ * another options like zoom/color effect(different with effect in PARAMETER
+ * mode)/anti hand shaking algorithm.
+ */
+
+/* Target digital zoom position */
+#define MON_ZOOM I2C_REG(CAT_MONITOR, 0x01, 1)
+
+/* CR value for color effect */
+#define MON_CFIXR I2C_REG(CAT_MONITOR, 0x0a, 1)
+/* CB value for color effect */
+#define MON_CFIXB I2C_REG(CAT_MONITOR, 0x09, 1)
+#define REG_CFIXB_SEPIA 0xd8
+#define REG_CFIXR_SEPIA 0x18
+
+#define MON_EFFECT I2C_REG(CAT_MONITOR, 0x0b, 1)
+#define REG_COLOR_EFFECT_OFF 0x00
+#define REG_COLOR_EFFECT_ON 0x01
+
+/* Chroma enable */
+#define MON_CHROMA_EN I2C_REG(CAT_MONITOR, 0x10, 1)
+/* Chroma level */
+#define MON_CHROMA_LVL I2C_REG(CAT_MONITOR, 0x0f, 1)
+#define REG_CHROMA_OFF 0x00
+#define REG_CHROMA_ON 0x01
+
+/* Sharpness on/off */
+#define MON_EDGE_EN I2C_REG(CAT_MONITOR, 0x12, 1)
+/* Sharpness level */
+#define MON_EDGE_LVL I2C_REG(CAT_MONITOR, 0x11, 1)
+#define REG_EDGE_OFF 0x00
+#define REG_EDGE_ON 0x01
+
+/* Set color tone (contrast) */
+#define MON_TONE_CTL I2C_REG(CAT_MONITOR, 0x25, 1)
+
+/*
+ * Category 3 - Auto Exposure
+ *
+ * The M-5MOLS exposure capbility is detailed as which is similar to digital
+ * camera. This category supports AE locking/various AE mode(range of exposure)
+ * /ISO/flickering/EV bias/shutter/meteoring, and anything else. And the
+ * maximum/minimum exposure gain value depending on M-5MOLS firmware, may be
+ * different. So, this category also provide getting the max/min values. And,
+ * each MONITOR and CAPTURE mode has each gain/shutter/max exposure values.
+ */
+
+/* Auto Exposure locking */
+#define AE_LOCK I2C_REG(CAT_AE, 0x00, 1)
+#define REG_AE_UNLOCK 0x00
+#define REG_AE_LOCK 0x01
+
+/* Auto Exposure algorithm mode */
+#define AE_MODE I2C_REG(CAT_AE, 0x01, 1)
+#define REG_AE_OFF 0x00 /* AE off */
+#define REG_AE_ALL 0x01 /* calc AE in all block integral */
+#define REG_AE_CENTER 0x03 /* calc AE in center weighted */
+#define REG_AE_SPOT 0x06 /* calc AE in specific spot */
+
+#define AE_ISO I2C_REG(CAT_AE, 0x05, 1)
+#define REG_ISO_AUTO 0x00
+#define REG_ISO_50 0x01
+#define REG_ISO_100 0x02
+#define REG_ISO_200 0x03
+#define REG_ISO_400 0x04
+#define REG_ISO_800 0x05
+
+/* EV (scenemode) preset for MONITOR */
+#define AE_EV_PRESET_MONITOR I2C_REG(CAT_AE, 0x0a, 1)
+/* EV (scenemode) preset for CAPTURE */
+#define AE_EV_PRESET_CAPTURE I2C_REG(CAT_AE, 0x0b, 1)
+#define REG_SCENE_NORMAL 0x00
+#define REG_SCENE_PORTRAIT 0x01
+#define REG_SCENE_LANDSCAPE 0x02
+#define REG_SCENE_SPORTS 0x03
+#define REG_SCENE_PARTY_INDOOR 0x04
+#define REG_SCENE_BEACH_SNOW 0x05
+#define REG_SCENE_SUNSET 0x06
+#define REG_SCENE_DAWN_DUSK 0x07
+#define REG_SCENE_FALL 0x08
+#define REG_SCENE_NIGHT 0x09
+#define REG_SCENE_AGAINST_LIGHT 0x0a
+#define REG_SCENE_FIRE 0x0b
+#define REG_SCENE_TEXT 0x0c
+#define REG_SCENE_CANDLE 0x0d
+
+/* Manual gain in MONITOR mode */
+#define AE_MAN_GAIN_MON I2C_REG(CAT_AE, 0x12, 2)
+/* Maximum gain in MONITOR mode */
+#define AE_MAX_GAIN_MON I2C_REG(CAT_AE, 0x1a, 2)
+/* Manual gain in CAPTURE mode */
+#define AE_MAN_GAIN_CAP I2C_REG(CAT_AE, 0x26, 2)
+
+#define AE_INDEX I2C_REG(CAT_AE, 0x38, 1)
+#define REG_AE_INDEX_20_NEG 0x00
+#define REG_AE_INDEX_15_NEG 0x01
+#define REG_AE_INDEX_10_NEG 0x02
+#define REG_AE_INDEX_05_NEG 0x03
+#define REG_AE_INDEX_00 0x04
+#define REG_AE_INDEX_05_POS 0x05
+#define REG_AE_INDEX_10_POS 0x06
+#define REG_AE_INDEX_15_POS 0x07
+#define REG_AE_INDEX_20_POS 0x08
+
+/*
+ * Category 6 - White Balance
+ */
+
+/* Auto Whitebalance locking */
+#define AWB_LOCK I2C_REG(CAT_WB, 0x00, 1)
+#define REG_AWB_UNLOCK 0x00
+#define REG_AWB_LOCK 0x01
+
+#define AWB_MODE I2C_REG(CAT_WB, 0x02, 1)
+#define REG_AWB_AUTO 0x01 /* AWB off */
+#define REG_AWB_PRESET 0x02 /* AWB preset */
+
+/* Manual WB (preset) */
+#define AWB_MANUAL I2C_REG(CAT_WB, 0x03, 1)
+#define REG_AWB_INCANDESCENT 0x01
+#define REG_AWB_FLUORESCENT_1 0x02
+#define REG_AWB_FLUORESCENT_2 0x03
+#define REG_AWB_DAYLIGHT 0x04
+#define REG_AWB_CLOUDY 0x05
+#define REG_AWB_SHADE 0x06
+#define REG_AWB_HORIZON 0x07
+#define REG_AWB_LEDLIGHT 0x09
+
+/*
+ * Category 7 - EXIF information
+ */
+#define EXIF_INFO_EXPTIME_NU I2C_REG(CAT_EXIF, 0x00, 4)
+#define EXIF_INFO_EXPTIME_DE I2C_REG(CAT_EXIF, 0x04, 4)
+#define EXIF_INFO_TV_NU I2C_REG(CAT_EXIF, 0x08, 4)
+#define EXIF_INFO_TV_DE I2C_REG(CAT_EXIF, 0x0c, 4)
+#define EXIF_INFO_AV_NU I2C_REG(CAT_EXIF, 0x10, 4)
+#define EXIF_INFO_AV_DE I2C_REG(CAT_EXIF, 0x14, 4)
+#define EXIF_INFO_BV_NU I2C_REG(CAT_EXIF, 0x18, 4)
+#define EXIF_INFO_BV_DE I2C_REG(CAT_EXIF, 0x1c, 4)
+#define EXIF_INFO_EBV_NU I2C_REG(CAT_EXIF, 0x20, 4)
+#define EXIF_INFO_EBV_DE I2C_REG(CAT_EXIF, 0x24, 4)
+#define EXIF_INFO_ISO I2C_REG(CAT_EXIF, 0x28, 2)
+#define EXIF_INFO_FLASH I2C_REG(CAT_EXIF, 0x2a, 2)
+#define EXIF_INFO_SDR I2C_REG(CAT_EXIF, 0x2c, 2)
+#define EXIF_INFO_QVAL I2C_REG(CAT_EXIF, 0x2e, 2)
+
+/*
+ * Category 9 - Face Detection
+ */
+#define FD_CTL I2C_REG(CAT_FD, 0x00, 1)
+#define BIT_FD_EN 0
+#define BIT_FD_DRAW_FACE_FRAME 4
+#define BIT_FD_DRAW_SMILE_LVL 6
+#define REG_FD(shift) (1 << shift)
+#define REG_FD_OFF 0x0
+
+/*
+ * Category A - Lens Parameter
+ */
+#define AF_MODE I2C_REG(CAT_LENS, 0x01, 1)
+#define REG_AF_NORMAL 0x00 /* Normal AF, one time */
+#define REG_AF_MACRO 0x01 /* Macro AF, one time */
+#define REG_AF_POWEROFF 0x07
+
+#define AF_EXECUTE I2C_REG(CAT_LENS, 0x02, 1)
+#define REG_AF_STOP 0x00
+#define REG_AF_EXE_AUTO 0x01
+#define REG_AF_EXE_CAF 0x02
+
+#define AF_STATUS I2C_REG(CAT_LENS, 0x03, 1)
+#define REG_AF_FAIL 0x00
+#define REG_AF_SUCCESS 0x02
+#define REG_AF_IDLE 0x04
+#define REG_AF_BUSY 0x05
+
+#define AF_VERSION I2C_REG(CAT_LENS, 0x0a, 1)
+
+/*
+ * Category B - CAPTURE Parameter
+ */
+#define CAPP_YUVOUT_MAIN I2C_REG(CAT_CAPT_PARM, 0x00, 1)
+#define REG_YUV422 0x00
+#define REG_BAYER10 0x05
+#define REG_BAYER8 0x06
+#define REG_JPEG 0x10
+
+#define CAPP_MAIN_IMAGE_SIZE I2C_REG(CAT_CAPT_PARM, 0x01, 1)
+#define CAPP_JPEG_SIZE_MAX I2C_REG(CAT_CAPT_PARM, 0x0f, 4)
+#define CAPP_JPEG_RATIO I2C_REG(CAT_CAPT_PARM, 0x17, 1)
+
+#define CAPP_MCC_MODE I2C_REG(CAT_CAPT_PARM, 0x1d, 1)
+#define REG_MCC_OFF 0x00
+#define REG_MCC_NORMAL 0x01
+
+#define CAPP_WDR_EN I2C_REG(CAT_CAPT_PARM, 0x2c, 1)
+#define REG_WDR_OFF 0x00
+#define REG_WDR_ON 0x01
+#define REG_WDR_AUTO 0x02
+
+#define CAPP_LIGHT_CTRL I2C_REG(CAT_CAPT_PARM, 0x40, 1)
+#define REG_LIGHT_OFF 0x00
+#define REG_LIGHT_ON 0x01
+#define REG_LIGHT_AUTO 0x02
+
+#define CAPP_FLASH_CTRL I2C_REG(CAT_CAPT_PARM, 0x41, 1)
+#define REG_FLASH_OFF 0x00
+#define REG_FLASH_ON 0x01
+#define REG_FLASH_AUTO 0x02
+
+/*
+ * Category C - CAPTURE Control
+ */
+#define CAPC_MODE I2C_REG(CAT_CAPT_CTRL, 0x00, 1)
+#define REG_CAP_NONE 0x00
+#define REG_CAP_ANTI_SHAKE 0x02
+
+/* Select single- or multi-shot capture */
+#define CAPC_SEL_FRAME I2C_REG(CAT_CAPT_CTRL, 0x06, 1)
+
+#define CAPC_START I2C_REG(CAT_CAPT_CTRL, 0x09, 1)
+#define REG_CAP_START_MAIN 0x01
+#define REG_CAP_START_THUMB 0x03
+
+#define CAPC_IMAGE_SIZE I2C_REG(CAT_CAPT_CTRL, 0x0d, 4)
+#define CAPC_THUMB_SIZE I2C_REG(CAT_CAPT_CTRL, 0x11, 4)
+
+/*
+ * Category F - Flash
+ *
+ * This mode provides functions about internal flash stuff and system startup.
+ */
+
+/* Starts internal ARM core booting after power-up */
+#define FLASH_CAM_START I2C_REG(CAT_FLASH, 0x12, 1)
+#define REG_START_ARM_BOOT 0x01 /* write value */
+#define REG_IN_FLASH_MODE 0x00 /* read value */
+
+#endif /* M5MOLS_REG_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-01 20:42:34 +0000