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path: root/drivers/media/video/gspca/m5602/m5602_mt9m111.c
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Diffstat (limited to 'drivers/media/video/gspca/m5602/m5602_mt9m111.c')
-rw-r--r--drivers/media/video/gspca/m5602/m5602_mt9m111.c400
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};
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.