1 files changed, 361 insertions, 39 deletions

diff --git a/drivers/media/video/gspca/m5602/m5602_mt9m111.c b/drivers/media/video/gspca/m5602/m5602_mt9m111.c
index 7d3f9e348ef4..8d071dff6944 100644
--- a/drivers/media/video/gspca/m5602/m5602_mt9m111.c
+++ b/drivers/media/video/gspca/m5602/m5602_mt9m111.c
@@ -18,6 +18,23 @@
 
 #include "m5602_mt9m111.h"
 
+static int mt9m111_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
+static int mt9m111_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
+static int mt9m111_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
+static int mt9m111_set_hflip(struct gspca_dev *gspca_dev, __s32 val);
+static int mt9m111_get_gain(struct gspca_dev *gspca_dev, __s32 *val);
+static int mt9m111_set_gain(struct gspca_dev *gspca_dev, __s32 val);
+static int mt9m111_set_auto_white_balance(struct gspca_dev *gspca_dev,
+                                         __s32 val);
+static int mt9m111_get_auto_white_balance(struct gspca_dev *gspca_dev,
+                                          __s32 *val);
+static int mt9m111_get_green_balance(struct gspca_dev *gspca_dev, __s32 *val);
+static int mt9m111_set_green_balance(struct gspca_dev *gspca_dev, __s32 val);
+static int mt9m111_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val);
+static int mt9m111_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val);
+static int mt9m111_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val);
+static int mt9m111_set_red_balance(struct gspca_dev *gspca_dev, __s32 val);
+
 static struct v4l2_pix_format mt9m111_modes[] = {
         {
                 640,
@@ -32,6 +49,7 @@ static struct v4l2_pix_format mt9m111_modes[] = {
 };
 
 const static struct ctrl mt9m111_ctrls[] = {
+#define VFLIP_IDX 0
         {
                 {
                         .id             = V4L2_CID_VFLIP,
@@ -44,7 +62,9 @@ const static struct ctrl mt9m111_ctrls[] = {
                 },
                 .set = mt9m111_set_vflip,
                 .get = mt9m111_get_vflip
-        }, {
+        },
+#define HFLIP_IDX 1
+        {
                 {
                         .id             = V4L2_CID_HFLIP,
                         .type           = V4L2_CTRL_TYPE_BOOLEAN,
@@ -56,7 +76,9 @@ const static struct ctrl mt9m111_ctrls[] = {
                 },
                 .set = mt9m111_set_hflip,
                 .get = mt9m111_get_hflip
-        }, {
+        },
+#define GAIN_IDX 2
+        {
                 {
                         .id             = V4L2_CID_GAIN,
                         .type           = V4L2_CTRL_TYPE_INTEGER,
@@ -64,21 +86,80 @@ const static struct ctrl mt9m111_ctrls[] = {
                         .minimum        = 0,
                         .maximum        = (INITIAL_MAX_GAIN - 1) * 2 * 2 * 2,
                         .step           = 1,
-                        .default_value  = DEFAULT_GAIN,
+                        .default_value  = MT9M111_DEFAULT_GAIN,
                         .flags          = V4L2_CTRL_FLAG_SLIDER
                 },
                 .set = mt9m111_set_gain,
                 .get = mt9m111_get_gain
-        }
+        },
+#define AUTO_WHITE_BALANCE_IDX 3
+        {
+                {
+                        .id             = V4L2_CID_AUTO_WHITE_BALANCE,
+                        .type           = V4L2_CTRL_TYPE_BOOLEAN,
+                        .name           = "auto white balance",
+                        .minimum        = 0,
+                        .maximum        = 1,
+                        .step           = 1,
+                        .default_value  = 0,
+                },
+                .set = mt9m111_set_auto_white_balance,
+                .get = mt9m111_get_auto_white_balance
+        },
+#define GREEN_BALANCE_IDX 4
+        {
+                {
+                        .id             = M5602_V4L2_CID_GREEN_BALANCE,
+                        .type           = V4L2_CTRL_TYPE_INTEGER,
+                        .name           = "green balance",
+                        .minimum        = 0x00,
+                        .maximum        = 0x7ff,
+                        .step           = 0x1,
+                        .default_value  = MT9M111_GREEN_GAIN_DEFAULT,
+                        .flags          = V4L2_CTRL_FLAG_SLIDER
+                },
+                .set = mt9m111_set_green_balance,
+                .get = mt9m111_get_green_balance
+        },
+#define BLUE_BALANCE_IDX 5
+        {
+                {
+                        .id             = V4L2_CID_BLUE_BALANCE,
+                        .type           = V4L2_CTRL_TYPE_INTEGER,
+                        .name           = "blue balance",
+                        .minimum        = 0x00,
+                        .maximum        = 0x7ff,
+                        .step           = 0x1,
+                        .default_value  = MT9M111_BLUE_GAIN_DEFAULT,
+                        .flags          = V4L2_CTRL_FLAG_SLIDER
+                },
+                .set = mt9m111_set_blue_balance,
+                .get = mt9m111_get_blue_balance
+        },
+#define RED_BALANCE_IDX 5
+        {
+                {
+                        .id             = V4L2_CID_RED_BALANCE,
+                        .type           = V4L2_CTRL_TYPE_INTEGER,
+                        .name           = "red balance",
+                        .minimum        = 0x00,
+                        .maximum        = 0x7ff,
+                        .step           = 0x1,
+                        .default_value  = MT9M111_RED_GAIN_DEFAULT,
+                        .flags          = V4L2_CTRL_FLAG_SLIDER
+                },
+                .set = mt9m111_set_red_balance,
+                .get = mt9m111_get_red_balance
+        },
 };
 
-
 static void mt9m111_dump_registers(struct sd *sd);
 
 int mt9m111_probe(struct sd *sd)
 {
         u8 data[2] = {0x00, 0x00};
         int i;
+        s32 *sensor_settings;
 
         if (force_sensor) {
                 if (force_sensor == MT9M111_SENSOR) {
@@ -117,16 +198,27 @@ int mt9m111_probe(struct sd *sd)
         return -ENODEV;
 
 sensor_found:
+        sensor_settings = kmalloc(ARRAY_SIZE(mt9m111_ctrls) * sizeof(s32),
+                                  GFP_KERNEL);
+        if (!sensor_settings)
+                return -ENOMEM;
+
         sd->gspca_dev.cam.cam_mode = mt9m111_modes;
         sd->gspca_dev.cam.nmodes = ARRAY_SIZE(mt9m111_modes);
         sd->desc->ctrls = mt9m111_ctrls;
         sd->desc->nctrls = ARRAY_SIZE(mt9m111_ctrls);
+
+        for (i = 0; i < ARRAY_SIZE(mt9m111_ctrls); i++)
+                sensor_settings[i] = mt9m111_ctrls[i].qctrl.default_value;
+        sd->sensor_priv = sensor_settings;
+
         return 0;
 }
 
 int mt9m111_init(struct sd *sd)
 {
         int i, err = 0;
+        s32 *sensor_settings = sd->sensor_priv;
 
         /* Init the sensor */
         for (i = 0; i < ARRAY_SIZE(init_mt9m111) && !err; i++) {
@@ -147,36 +239,154 @@ int mt9m111_init(struct sd *sd)
         if (dump_sensor)
                 mt9m111_dump_registers(sd);
 
-        return (err < 0) ? err : 0;
+        err = mt9m111_set_vflip(&sd->gspca_dev, sensor_settings[VFLIP_IDX]);
+        if (err < 0)
+                return err;
+
+        err = mt9m111_set_hflip(&sd->gspca_dev, sensor_settings[HFLIP_IDX]);
+        if (err < 0)
+                return err;
+
+        err = mt9m111_set_green_balance(&sd->gspca_dev,
+                                         sensor_settings[GREEN_BALANCE_IDX]);
+        if (err < 0)
+                return err;
+
+        err = mt9m111_set_blue_balance(&sd->gspca_dev,
+                                         sensor_settings[BLUE_BALANCE_IDX]);
+        if (err < 0)
+                return err;
+
+        err = mt9m111_set_red_balance(&sd->gspca_dev,
+                                        sensor_settings[RED_BALANCE_IDX]);
+        if (err < 0)
+                return err;
+
+        return mt9m111_set_gain(&sd->gspca_dev, sensor_settings[GAIN_IDX]);
 }
 
-int mt9m111_power_down(struct sd *sd)
+int mt9m111_start(struct sd *sd)
 {
-        return 0;
+        int i, err = 0;
+        u8 data[2];
+        struct cam *cam = &sd->gspca_dev.cam;
+        s32 *sensor_settings = sd->sensor_priv;
+
+        int width = cam->cam_mode[sd->gspca_dev.curr_mode].width - 1;
+        int height = cam->cam_mode[sd->gspca_dev.curr_mode].height;
+
+        for (i = 0; i < ARRAY_SIZE(start_mt9m111) && !err; i++) {
+                if (start_mt9m111[i][0] == BRIDGE) {
+                        err = m5602_write_bridge(sd,
+                                start_mt9m111[i][1],
+                                start_mt9m111[i][2]);
+                } else {
+                        data[0] = start_mt9m111[i][2];
+                        data[1] = start_mt9m111[i][3];
+                        err = m5602_write_sensor(sd,
+                                start_mt9m111[i][1], data, 2);
+                }
+        }
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (height >> 8) & 0xff);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, (height & 0xff));
+        if (err < 0)
+                return err;
+
+        for (i = 0; i < 2 && !err; i++)
+                err = m5602_write_bridge(sd, M5602_XB_VSYNC_PARA, 0);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_SIG_INI, 0);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_SIG_INI, 2);
+        if (err < 0)
+                return err;
+
+        for (i = 0; i < 2 && !err; i++)
+                err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, 0);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA,
+                                 (width >> 8) & 0xff);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_HSYNC_PARA, width & 0xff);
+        if (err < 0)
+                return err;
+
+        err = m5602_write_bridge(sd, M5602_XB_SIG_INI, 0);
+        if (err < 0)
+                return err;
+
+        switch (width) {
+        case 640:
+                PDEBUG(D_V4L2, "Configuring camera for VGA mode");
+                data[0] = MT9M111_RMB_OVER_SIZED;
+                data[1] = MT9M111_RMB_ROW_SKIP_2X |
+                          MT9M111_RMB_COLUMN_SKIP_2X |
+                          (sensor_settings[VFLIP_IDX] << 0) |
+                          (sensor_settings[HFLIP_IDX] << 1);
+
+                err = m5602_write_sensor(sd,
+                                         MT9M111_SC_R_MODE_CONTEXT_B, data, 2);
+                break;
+
+        case 320:
+                PDEBUG(D_V4L2, "Configuring camera for QVGA mode");
+                data[0] = MT9M111_RMB_OVER_SIZED;
+                data[1] = MT9M111_RMB_ROW_SKIP_4X |
+                                MT9M111_RMB_COLUMN_SKIP_4X |
+                                (sensor_settings[VFLIP_IDX] << 0) |
+                                (sensor_settings[HFLIP_IDX] << 1);
+                err = m5602_write_sensor(sd,
+                                         MT9M111_SC_R_MODE_CONTEXT_B, data, 2);
+                break;
+        }
+        return err;
 }
 
-int mt9m111_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
+void mt9m111_disconnect(struct sd *sd)
+{
+        sd->sensor = NULL;
+        kfree(sd->sensor_priv);
+}
+
+static int mt9m111_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
 {
-        int err;
-        u8 data[2] = {0x00, 0x00};
         struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
 
-        err = m5602_read_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
-                                  data, 2);
-        *val = data[0] & MT9M111_RMB_MIRROR_ROWS;
+        *val = sensor_settings[VFLIP_IDX];
         PDEBUG(D_V4L2, "Read vertical flip %d", *val);
 
-        return err;
+        return 0;
 }
 
-int mt9m111_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
+static int mt9m111_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
 {
         int err;
         u8 data[2] = {0x00, 0x00};
         struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
 
         PDEBUG(D_V4L2, "Set vertical flip to %d", val);
 
+        sensor_settings[VFLIP_IDX] = val;
+
+        /* The mt9m111 is flipped by default */
+        val = !val;
+
         /* Set the correct page map */
         err = m5602_write_sensor(sd, MT9M111_PAGE_MAP, data, 2);
         if (err < 0)
@@ -186,34 +396,37 @@ int mt9m111_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
         if (err < 0)
                 return err;
 
-        data[0] = (data[0] & 0xfe) | val;
+        data[1] = (data[1] & 0xfe) | val;
         err = m5602_write_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
                                    data, 2);
         return err;
 }
 
-int mt9m111_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
+static int mt9m111_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
 {
-        int err;
-        u8 data[2] = {0x00, 0x00};
         struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
 
-        err = m5602_read_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
-                                  data, 2);
-        *val = data[0] & MT9M111_RMB_MIRROR_COLS;
+        *val = sensor_settings[HFLIP_IDX];
         PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
 
-        return err;
+        return 0;
 }
 
-int mt9m111_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
+static int mt9m111_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
 {
         int err;
         u8 data[2] = {0x00, 0x00};
         struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
 
         PDEBUG(D_V4L2, "Set horizontal flip to %d", val);
 
+        sensor_settings[HFLIP_IDX] = val;
+
+        /* The mt9m111 is flipped by default */
+        val = !val;
+
         /* Set the correct page map */
         err = m5602_write_sensor(sd, MT9M111_PAGE_MAP, data, 2);
         if (err < 0)
@@ -223,36 +436,62 @@ int mt9m111_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
         if (err < 0)
                 return err;
 
-        data[0] = (data[0] & 0xfd) | ((val << 1) & 0x02);
+        data[1] = (data[1] & 0xfd) | ((val << 1) & 0x02);
         err = m5602_write_sensor(sd, MT9M111_SC_R_MODE_CONTEXT_B,
                                         data, 2);
         return err;
 }
 
-int mt9m111_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
+static int mt9m111_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
 {
-        int err, tmp;
-        u8 data[2] = {0x00, 0x00};
         struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
 
-        err = m5602_read_sensor(sd, MT9M111_SC_GLOBAL_GAIN, data, 2);
-        tmp = ((data[1] << 8) | data[0]);
+        *val = sensor_settings[GAIN_IDX];
+        PDEBUG(D_V4L2, "Read gain %d", *val);
 
-        *val = ((tmp & (1 << 10)) * 2) |
-              ((tmp & (1 <<  9)) * 2) |
-              ((tmp & (1 <<  8)) * 2) |
-               (tmp & 0x7f);
+        return 0;
+}
 
-        PDEBUG(D_V4L2, "Read gain %d", *val);
+static int mt9m111_set_auto_white_balance(struct gspca_dev *gspca_dev,
+                                          __s32 val)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
+        int err;
+        u8 data[2];
+
+        err = m5602_read_sensor(sd, MT9M111_CP_OPERATING_MODE_CTL, data, 2);
+        if (err < 0)
+                return err;
+
+        sensor_settings[AUTO_WHITE_BALANCE_IDX] = val & 0x01;
+        data[1] = ((data[1] & 0xfd) | ((val & 0x01) << 1));
 
+        err = m5602_write_sensor(sd, MT9M111_CP_OPERATING_MODE_CTL, data, 2);
+
+        PDEBUG(D_V4L2, "Set auto white balance %d", val);
         return err;
 }
 
-int mt9m111_set_gain(struct gspca_dev *gspca_dev, __s32 val)
+static int mt9m111_get_auto_white_balance(struct gspca_dev *gspca_dev,
+                                          __s32 *val) {
+        struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
+
+        *val = sensor_settings[AUTO_WHITE_BALANCE_IDX];
+        PDEBUG(D_V4L2, "Read auto white balance %d", *val);
+        return 0;
+}
+
+static int mt9m111_set_gain(struct gspca_dev *gspca_dev, __s32 val)
 {
         int err, tmp;
         u8 data[2] = {0x00, 0x00};
         struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
+
+        sensor_settings[GAIN_IDX] = val;
 
         /* Set the correct page map */
         err = m5602_write_sensor(sd, MT9M111_PAGE_MAP, data, 2);
@@ -275,8 +514,8 @@ int mt9m111_set_gain(struct gspca_dev *gspca_dev, __s32 val)
         else
                 tmp = val;
 
-        data[1] = (tmp & 0xff00) >> 8;
-        data[0] = (tmp & 0xff);
+        data[1] = (tmp & 0xff);
+        data[0] = (tmp & 0xff00) >> 8;
         PDEBUG(D_V4L2, "tmp=%d, data[1]=%d, data[0]=%d", tmp,
                data[1], data[0]);
 
@@ -286,6 +525,89 @@ int mt9m111_set_gain(struct gspca_dev *gspca_dev, __s32 val)
         return err;
 }
 
+static int mt9m111_set_green_balance(struct gspca_dev *gspca_dev, __s32 val)
+{
+        int err;
+        u8 data[2];
+        struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
+
+        sensor_settings[GREEN_BALANCE_IDX] = val;
+        data[1] = (val & 0xff);
+        data[0] = (val & 0xff00) >> 8;
+
+        PDEBUG(D_V4L2, "Set green balance %d", val);
+        err = m5602_write_sensor(sd, MT9M111_SC_GREEN_1_GAIN,
+                                 data, 2);
+        if (err < 0)
+                return err;
+
+        return m5602_write_sensor(sd, MT9M111_SC_GREEN_2_GAIN,
+                                  data, 2);
+}
+
+static int mt9m111_get_green_balance(struct gspca_dev *gspca_dev, __s32 *val)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
+
+        *val = sensor_settings[GREEN_BALANCE_IDX];
+        PDEBUG(D_V4L2, "Read green balance %d", *val);
+        return 0;
+}
+
+static int mt9m111_set_blue_balance(struct gspca_dev *gspca_dev, __s32 val)
+{
+        u8 data[2];
+        struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
+
+        sensor_settings[BLUE_BALANCE_IDX] = val;
+        data[1] = (val & 0xff);
+        data[0] = (val & 0xff00) >> 8;
+
+        PDEBUG(D_V4L2, "Set blue balance %d", val);
+
+        return m5602_write_sensor(sd, MT9M111_SC_BLUE_GAIN,
+                                  data, 2);
+}
+
+static int mt9m111_get_blue_balance(struct gspca_dev *gspca_dev, __s32 *val)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
+
+        *val = sensor_settings[BLUE_BALANCE_IDX];
+        PDEBUG(D_V4L2, "Read blue balance %d", *val);
+        return 0;
+}
+
+static int mt9m111_set_red_balance(struct gspca_dev *gspca_dev, __s32 val)
+{
+        u8 data[2];
+        struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
+
+        sensor_settings[RED_BALANCE_IDX] = val;
+        data[1] = (val & 0xff);
+        data[0] = (val & 0xff00) >> 8;
+
+        PDEBUG(D_V4L2, "Set red balance %d", val);
+
+        return m5602_write_sensor(sd, MT9M111_SC_RED_GAIN,
+                                  data, 2);
+}
+
+static int mt9m111_get_red_balance(struct gspca_dev *gspca_dev, __s32 *val)
+{
+        struct sd *sd = (struct sd *) gspca_dev;
+        s32 *sensor_settings = sd->sensor_priv;
+
+        *val = sensor_settings[RED_BALANCE_IDX];
+        PDEBUG(D_V4L2, "Read red balance %d", *val);
+        return 0;
+}
+
 static void mt9m111_dump_registers(struct sd *sd)
 {
         u8 address, value[2] = {0x00, 0x00};