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-rw-r--r--drivers/media/video/gspca/m5602/m5602_core.c18
-rw-r--r--drivers/media/video/gspca/m5602/m5602_s5k83a.c389
-rw-r--r--drivers/media/video/gspca/m5602/m5602_s5k83a.h67
3 files changed, 294 insertions, 180 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_core.c b/drivers/media/video/gspca/m5602/m5602_core.c
index 1aac2985fee6..93302f31aa6f 100644
--- a/drivers/media/video/gspca/m5602/m5602_core.c
+++ b/drivers/media/video/gspca/m5602/m5602_core.c
@@ -80,6 +80,16 @@ int m5602_write_bridge(struct sd *sd, u8 address, u8 i2c_data)
return (err < 0) ? err : 0;
}
+int m5602_wait_for_i2c(struct sd *sd)
+{
+ int err;
+ u8 data;
+ do {
+ err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, &data);
+ } while ((data & I2C_BUSY) && !err);
+ return (err < 0) ? err : 0;
+}
+
int m5602_read_sensor(struct sd *sd, const u8 address,
u8 *i2c_data, const u8 len)
{
@@ -88,9 +98,7 @@ int m5602_read_sensor(struct sd *sd, const u8 address,
if (!len || len > sd->sensor->i2c_regW)
return -EINVAL;
- do {
- err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
- } while ((*i2c_data & I2C_BUSY) && !err);
+ err = m5602_wait_for_i2c(sd);
if (err < 0)
return err;
@@ -118,6 +126,10 @@ int m5602_read_sensor(struct sd *sd, const u8 address,
}
for (i = 0; (i < len) && !err; i++) {
+ err = m5602_wait_for_i2c(sd);
+ if (err < 0)
+ return err;
+
err = m5602_read_bridge(sd, M5602_XB_I2C_DATA, &(i2c_data[i]));
PDEBUG(D_CONF, "Reading sensor register "
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k83a.c b/drivers/media/video/gspca/m5602/m5602_s5k83a.c
index 42c86aa4dc8d..c77afcab179e 100644
--- a/drivers/media/video/gspca/m5602/m5602_s5k83a.c
+++ b/drivers/media/video/gspca/m5602/m5602_s5k83a.c
@@ -16,6 +16,7 @@
*
*/
+#include <linux/kthread.h>
#include "m5602_s5k83a.h"
static struct v4l2_pix_format s5k83a_modes[] = {
@@ -33,47 +34,54 @@ static struct v4l2_pix_format s5k83a_modes[] = {
};
const static struct ctrl s5k83a_ctrls[] = {
+#define GAIN_IDX 0
{
{
- .id = V4L2_CID_BRIGHTNESS,
+ .id = V4L2_CID_GAIN,
.type = V4L2_CTRL_TYPE_INTEGER,
- .name = "brightness",
+ .name = "gain",
.minimum = 0x00,
.maximum = 0xff,
.step = 0x01,
- .default_value = S5K83A_DEFAULT_BRIGHTNESS,
+ .default_value = S5K83A_DEFAULT_GAIN,
.flags = V4L2_CTRL_FLAG_SLIDER
},
- .set = s5k83a_set_brightness,
- .get = s5k83a_get_brightness
+ .set = s5k83a_set_gain,
+ .get = s5k83a_get_gain
- }, {
+ },
+#define BRIGHTNESS_IDX 1
+ {
{
- .id = V4L2_CID_WHITENESS,
+ .id = V4L2_CID_BRIGHTNESS,
.type = V4L2_CTRL_TYPE_INTEGER,
- .name = "whiteness",
+ .name = "brightness",
.minimum = 0x00,
.maximum = 0xff,
.step = 0x01,
- .default_value = S5K83A_DEFAULT_WHITENESS,
+ .default_value = S5K83A_DEFAULT_BRIGHTNESS,
.flags = V4L2_CTRL_FLAG_SLIDER
},
- .set = s5k83a_set_whiteness,
- .get = s5k83a_get_whiteness,
- }, {
+ .set = s5k83a_set_brightness,
+ .get = s5k83a_get_brightness,
+ },
+#define EXPOSURE_IDX 2
+ {
{
- .id = V4L2_CID_GAIN,
+ .id = V4L2_CID_EXPOSURE,
.type = V4L2_CTRL_TYPE_INTEGER,
- .name = "gain",
+ .name = "exposure",
.minimum = 0x00,
- .maximum = S5K83A_MAXIMUM_GAIN,
+ .maximum = S5K83A_MAXIMUM_EXPOSURE,
.step = 0x01,
- .default_value = S5K83A_DEFAULT_GAIN,
+ .default_value = S5K83A_DEFAULT_EXPOSURE,
.flags = V4L2_CTRL_FLAG_SLIDER
},
- .set = s5k83a_set_gain,
- .get = s5k83a_get_gain
- }, {
+ .set = s5k83a_set_exposure,
+ .get = s5k83a_get_exposure
+ },
+#define HFLIP_IDX 3
+ {
{
.id = V4L2_CID_HFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
@@ -85,7 +93,9 @@ const static struct ctrl s5k83a_ctrls[] = {
},
.set = s5k83a_set_hflip,
.get = s5k83a_get_hflip
- }, {
+ },
+#define VFLIP_IDX 4
+ {
{
.id = V4L2_CID_VFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
@@ -101,9 +111,13 @@ const static struct ctrl s5k83a_ctrls[] = {
};
static void s5k83a_dump_registers(struct sd *sd);
+static int s5k83a_get_rotation(struct sd *sd, u8 *reg_data);
+static int s5k83a_set_led_indication(struct sd *sd, u8 val);
+int s5k83a_set_flip_real(struct gspca_dev *gspca_dev, __s32 vflip, __s32 hflip);
int s5k83a_probe(struct sd *sd)
{
+ struct s5k83a_priv *sens_priv;
u8 prod_id = 0, ver_id = 0;
int i, err = 0;
@@ -145,10 +159,28 @@ int s5k83a_probe(struct sd *sd)
info("Detected a s5k83a sensor");
sensor_found:
+ sens_priv = kmalloc(
+ sizeof(struct s5k83a_priv), GFP_KERNEL);
+ if (!sens_priv)
+ return -ENOMEM;
+
+ sens_priv->settings =
+ kmalloc(sizeof(s32)*ARRAY_SIZE(s5k83a_ctrls), GFP_KERNEL);
+ if (!sens_priv->settings)
+ return -ENOMEM;
+
sd->gspca_dev.cam.cam_mode = s5k83a_modes;
sd->gspca_dev.cam.nmodes = ARRAY_SIZE(s5k83a_modes);
sd->desc->ctrls = s5k83a_ctrls;
sd->desc->nctrls = ARRAY_SIZE(s5k83a_ctrls);
+
+ /* null the pointer! thread is't running now */
+ sens_priv->rotation_thread = NULL;
+
+ for (i = 0; i < ARRAY_SIZE(s5k83a_ctrls); i++)
+ sens_priv->settings[i] = s5k83a_ctrls[i].qctrl.default_value;
+
+ sd->sensor_priv = sens_priv;
return 0;
}
@@ -190,84 +222,104 @@ int s5k83a_init(struct sd *sd)
return (err < 0) ? err : 0;
}
+static int rotation_thread_function(void *data)
+{
+ struct sd *sd = (struct sd *) data;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
+ u8 reg, previous_rotation = 0;
+ __s32 vflip, hflip;
+
+ set_current_state(TASK_INTERRUPTIBLE);
+ while (!schedule_timeout(100)) {
+ if (mutex_lock_interruptible(&sd->gspca_dev.usb_lock))
+ break;
+
+ s5k83a_get_rotation(sd, &reg);
+ if (previous_rotation != reg) {
+ previous_rotation = reg;
+ info("Camera was flipped");
+
+ s5k83a_get_vflip((struct gspca_dev *) sd, &vflip);
+ s5k83a_get_hflip((struct gspca_dev *) sd, &hflip);
+
+ if (reg) {
+ vflip = !vflip;
+ hflip = !hflip;
+ }
+ s5k83a_set_flip_real((struct gspca_dev *) sd, vflip, hflip);
+ }
+
+ mutex_unlock(&sd->gspca_dev.usb_lock);
+ set_current_state(TASK_INTERRUPTIBLE);
+ }
+
+ /* return to "front" flip */
+ if (previous_rotation) {
+ s5k83a_get_vflip((struct gspca_dev *) sd, &vflip);
+ s5k83a_get_hflip((struct gspca_dev *) sd, &hflip);
+ s5k83a_set_flip_real((struct gspca_dev *) sd, vflip, hflip);
+ }
+
+ sens_priv->rotation_thread = NULL;
+ return 0;
+}
+
int s5k83a_start(struct sd *sd)
{
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
+
+ /* Create another thread, polling the GPIO ports of the camera to check
+ if it got rotated. This is how the windows driver does it so we have
+ to assume that there is no better way of accomplishing this */
+ sens_priv->rotation_thread = kthread_create(rotation_thread_function, sd, "rotation thread");
+ wake_up_process(sens_priv->rotation_thread);
+
return s5k83a_set_led_indication(sd, 1);
}
int s5k83a_stop(struct sd *sd)
{
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
+
+ if (sens_priv->rotation_thread)
+ kthread_stop(sens_priv->rotation_thread);
+
return s5k83a_set_led_indication(sd, 0);
}
-int s5k83a_power_down(struct sd *sd)
+void s5k83a_disconnect(struct sd *sd)
{
- return 0;
-}
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
-static void s5k83a_dump_registers(struct sd *sd)
-{
- int address;
- u8 page, old_page;
- m5602_read_sensor(sd, S5K83A_PAGE_MAP, &old_page, 1);
+ s5k83a_stop(sd);
- for (page = 0; page < 16; page++) {
- m5602_write_sensor(sd, S5K83A_PAGE_MAP, &page, 1);
- info("Dumping the s5k83a register state for page 0x%x", page);
- for (address = 0; address <= 0xff; address++) {
- u8 val = 0;
- m5602_read_sensor(sd, address, &val, 1);
- info("register 0x%x contains 0x%x",
- address, val);
- }
- }
- info("s5k83a register state dump complete");
-
- for (page = 0; page < 16; page++) {
- m5602_write_sensor(sd, S5K83A_PAGE_MAP, &page, 1);
- info("Probing for which registers that are read/write "
- "for page 0x%x", page);
- for (address = 0; address <= 0xff; address++) {
- u8 old_val, ctrl_val, test_val = 0xff;
-
- m5602_read_sensor(sd, address, &old_val, 1);
- m5602_write_sensor(sd, address, &test_val, 1);
- m5602_read_sensor(sd, address, &ctrl_val, 1);
-
- if (ctrl_val == test_val)
- info("register 0x%x is writeable", address);
- else
- info("register 0x%x is read only", address);
+ sd->sensor = NULL;
+ kfree(sens_priv->settings);
+ kfree(sens_priv);
+}
- /* Restore original val */
- m5602_write_sensor(sd, address, &old_val, 1);
- }
- }
- info("Read/write register probing complete");
- m5602_write_sensor(sd, S5K83A_PAGE_MAP, &old_page, 1);
+int s5k83a_power_down(struct sd *sd)
+{
+ return 0;
}
-int s5k83a_get_brightness(struct gspca_dev *gspca_dev, __s32 *val)
+int s5k83a_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
{
- int err;
- u8 data[2];
struct sd *sd = (struct sd *) gspca_dev;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
- err = m5602_read_sensor(sd, S5K83A_BRIGHTNESS, data, 2);
- if (err < 0)
- return err;
-
- data[1] = data[1] << 1;
- *val = data[1];
-
- return err;
+ *val = sens_priv->settings[GAIN_IDX];
+ return 0;
}
-int s5k83a_set_brightness(struct gspca_dev *gspca_dev, __s32 val)
+int s5k83a_set_gain(struct gspca_dev *gspca_dev, __s32 val)
{
int err;
u8 data[2];
struct sd *sd = (struct sd *) gspca_dev;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
+
+ sens_priv->settings[GAIN_IDX] = val;
data[0] = 0x00;
data[1] = 0x20;
@@ -283,89 +335,68 @@ int s5k83a_set_brightness(struct gspca_dev *gspca_dev, __s32 val)
/* FIXME: This is not sane, we need to figure out the composition
of these registers */
- data[0] = val >> 3; /* brightness, high 5 bits */
- data[1] = val >> 1; /* brightness, high 7 bits */
- err = m5602_write_sensor(sd, S5K83A_BRIGHTNESS, data, 2);
+ data[0] = val >> 3; /* gain, high 5 bits */
+ data[1] = val >> 1; /* gain, high 7 bits */
+ err = m5602_write_sensor(sd, S5K83A_GAIN, data, 2);
return err;
}
-int s5k83a_get_whiteness(struct gspca_dev *gspca_dev, __s32 *val)
+int s5k83a_get_brightness(struct gspca_dev *gspca_dev, __s32 *val)
{
- int err;
- u8 data;
struct sd *sd = (struct sd *) gspca_dev;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
- err = m5602_read_sensor(sd, S5K83A_WHITENESS, &data, 1);
- if (err < 0)
- return err;
-
- *val = data;
-
- return err;
+ *val = sens_priv->settings[BRIGHTNESS_IDX];
+ return 0;
}
-int s5k83a_set_whiteness(struct gspca_dev *gspca_dev, __s32 val)
+int s5k83a_set_brightness(struct gspca_dev *gspca_dev, __s32 val)
{
int err;
u8 data[1];
struct sd *sd = (struct sd *) gspca_dev;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
+ sens_priv->settings[BRIGHTNESS_IDX] = val;
data[0] = val;
- err = m5602_write_sensor(sd, S5K83A_WHITENESS, data, 1);
-
+ err = m5602_write_sensor(sd, S5K83A_BRIGHTNESS, data, 1);
return err;
}
-int s5k83a_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
+int s5k83a_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
{
- int err;
- u8 data[2];
struct sd *sd = (struct sd *) gspca_dev;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
- err = m5602_read_sensor(sd, S5K83A_GAIN, data, 2);
- if (err < 0)
- return err;
-
- data[1] = data[1] & 0x3f;
- if (data[1] > S5K83A_MAXIMUM_GAIN)
- data[1] = S5K83A_MAXIMUM_GAIN;
-
- *val = data[1];
-
- return err;
+ *val = sens_priv->settings[EXPOSURE_IDX];
+ return 0;
}
-int s5k83a_set_gain(struct gspca_dev *gspca_dev, __s32 val)
+int s5k83a_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
{
int err;
u8 data[2];
struct sd *sd = (struct sd *) gspca_dev;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
+ sens_priv->settings[EXPOSURE_IDX] = val;
data[0] = 0;
data[1] = val;
- err = m5602_write_sensor(sd, S5K83A_GAIN, data, 2);
+ err = m5602_write_sensor(sd, S5K83A_EXPOSURE, data, 2);
return err;
}
int s5k83a_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
{
- int err;
- u8 data[1];
struct sd *sd = (struct sd *) gspca_dev;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
- data[0] = 0x05;
- err = m5602_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
- if (err < 0)
- return err;
-
- err = m5602_read_sensor(sd, S5K83A_FLIP, data, 1);
- *val = (data[0] | 0x40) ? 1 : 0;
-
- return err;
+ *val = sens_priv->settings[VFLIP_IDX];
+ return 0;
}
-int s5k83a_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
+int s5k83a_set_flip_real(struct gspca_dev *gspca_dev, __s32 vflip, __s32 hflip)
{
int err;
u8 data[1];
@@ -376,69 +407,83 @@ int s5k83a_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
if (err < 0)
return err;
- err = m5602_read_sensor(sd, S5K83A_FLIP, data, 1);
- if (err < 0)
- return err;
+ /* six bit is vflip, seven is hflip */
+ data[0] = S5K83A_FLIP_MASK;
+ data[0] = (vflip) ? data[0] | 0x40 : data[0];
+ data[0] = (hflip) ? data[0] | 0x80 : data[0];
- /* set or zero six bit, seven is hflip */
- data[0] = (val) ? (data[0] & 0x80) | 0x40 | S5K83A_FLIP_MASK
- : (data[0] & 0x80) | S5K83A_FLIP_MASK;
err = m5602_write_sensor(sd, S5K83A_FLIP, data, 1);
if (err < 0)
return err;
- data[0] = (val) ? 0x0b : 0x0a;
+ data[0] = (vflip) ? 0x0b : 0x0a;
err = m5602_write_sensor(sd, S5K83A_VFLIP_TUNE, data, 1);
+ if (err < 0)
+ return err;
+ data[0] = (hflip) ? 0x0a : 0x0b;
+ err = m5602_write_sensor(sd, S5K83A_HFLIP_TUNE, data, 1);
return err;
}
-int s5k83a_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
+int s5k83a_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
{
int err;
- u8 data[1];
+ u8 reg;
+ __s32 hflip;
struct sd *sd = (struct sd *) gspca_dev;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
- data[0] = 0x05;
- err = m5602_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
+ sens_priv->settings[VFLIP_IDX] = val;
+
+ s5k83a_get_hflip(gspca_dev, &hflip);
+
+ err = s5k83a_get_rotation(sd, &reg);
if (err < 0)
return err;
+ if (reg) {
+ val = !val;
+ hflip = !hflip;
+ }
- err = m5602_read_sensor(sd, S5K83A_FLIP, data, 1);
- *val = (data[0] | 0x80) ? 1 : 0;
-
+ err = s5k83a_set_flip_real(gspca_dev, val, hflip);
return err;
}
+int s5k83a_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
+
+ *val = sens_priv->settings[HFLIP_IDX];
+ return 0;
+}
+
int s5k83a_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
{
int err;
- u8 data[1];
+ u8 reg;
+ __s32 vflip;
struct sd *sd = (struct sd *) gspca_dev;
+ struct s5k83a_priv *sens_priv = sd->sensor_priv;
- data[0] = 0x05;
- err = m5602_write_sensor(sd, S5K83A_PAGE_MAP, data, 1);
- if (err < 0)
- return err;
+ sens_priv->settings[HFLIP_IDX] = val;
- err = m5602_read_sensor(sd, S5K83A_FLIP, data, 1);
- if (err < 0)
- return err;
+ s5k83a_get_vflip(gspca_dev, &vflip);
- /* set or zero seven bit, six is vflip */
- data[0] = (val) ? (data[0] & 0x40) | 0x80 | S5K83A_FLIP_MASK
- : (data[0] & 0x40) | S5K83A_FLIP_MASK;
- err = m5602_write_sensor(sd, S5K83A_FLIP, data, 1);
+ err = s5k83a_get_rotation(sd, &reg);
if (err < 0)
return err;
+ if (reg) {
+ val = !val;
+ vflip = !vflip;
+ }
- data[0] = (val) ? 0x0a : 0x0b;
- err = m5602_write_sensor(sd, S5K83A_HFLIP_TUNE, data, 1);
-
+ err = s5k83a_set_flip_real(gspca_dev, vflip, val);
return err;
}
-int s5k83a_set_led_indication(struct sd *sd, u8 val)
+static int s5k83a_set_led_indication(struct sd *sd, u8 val)
{
int err = 0;
u8 data[1];
@@ -456,3 +501,53 @@ int s5k83a_set_led_indication(struct sd *sd, u8 val)
return (err < 0) ? err : 0;
}
+
+/* Get camera rotation on Acer notebooks */
+static int s5k83a_get_rotation(struct sd *sd, u8 *reg_data)
+{
+ int err = m5602_read_bridge(sd, M5602_XB_GPIO_DAT, reg_data);
+ *reg_data = (*reg_data & S5K83A_GPIO_ROTATION_MASK) ? 0 : 1;
+ return err;
+}
+
+static void s5k83a_dump_registers(struct sd *sd)
+{
+ int address;
+ u8 page, old_page;
+ m5602_read_sensor(sd, S5K83A_PAGE_MAP, &old_page, 1);
+
+ for (page = 0; page < 16; page++) {
+ m5602_write_sensor(sd, S5K83A_PAGE_MAP, &page, 1);
+ info("Dumping the s5k83a register state for page 0x%x", page);
+ for (address = 0; address <= 0xff; address++) {
+ u8 val = 0;
+ m5602_read_sensor(sd, address, &val, 1);
+ info("register 0x%x contains 0x%x",
+ address, val);
+ }
+ }
+ info("s5k83a register state dump complete");
+
+ for (page = 0; page < 16; page++) {
+ m5602_write_sensor(sd, S5K83A_PAGE_MAP, &page, 1);
+ info("Probing for which registers that are read/write "
+ "for page 0x%x", page);
+ for (address = 0; address <= 0xff; address++) {
+ u8 old_val, ctrl_val, test_val = 0xff;
+
+ m5602_read_sensor(sd, address, &old_val, 1);
+ m5602_write_sensor(sd, address, &test_val, 1);
+ m5602_read_sensor(sd, address, &ctrl_val, 1);
+
+ if (ctrl_val == test_val)
+ info("register 0x%x is writeable", address);
+ else
+ info("register 0x%x is read only", address);
+
+ /* Restore original val */
+ m5602_write_sensor(sd, address, &old_val, 1);
+ }
+ }
+ info("Read/write register probing complete");
+ m5602_write_sensor(sd, S5K83A_PAGE_MAP, &old_page, 1);
+}
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k83a.h b/drivers/media/video/gspca/m5602/m5602_s5k83a.h
index 819ab25272be..9ca3ca311c88 100644
--- a/drivers/media/video/gspca/m5602/m5602_s5k83a.h
+++ b/drivers/media/video/gspca/m5602/m5602_s5k83a.h
@@ -21,20 +21,21 @@
#include "m5602_sensor.h"
-#define S5K83A_FLIP 0x01
-#define S5K83A_HFLIP_TUNE 0x03
-#define S5K83A_VFLIP_TUNE 0x05
-#define S5K83A_WHITENESS 0x0a
-#define S5K83A_GAIN 0x18
-#define S5K83A_BRIGHTNESS 0x1b
-#define S5K83A_PAGE_MAP 0xec
-
-#define S5K83A_DEFAULT_BRIGHTNESS 0x71
-#define S5K83A_DEFAULT_WHITENESS 0x7e
-#define S5K83A_DEFAULT_GAIN 0x00
-#define S5K83A_MAXIMUM_GAIN 0x3c
-#define S5K83A_FLIP_MASK 0x10
+#define S5K83A_FLIP 0x01
+#define S5K83A_HFLIP_TUNE 0x03
+#define S5K83A_VFLIP_TUNE 0x05
+#define S5K83A_BRIGHTNESS 0x0a
+#define S5K83A_EXPOSURE 0x18
+#define S5K83A_GAIN 0x1b
+#define S5K83A_PAGE_MAP 0xec
+
+#define S5K83A_DEFAULT_GAIN 0x71
+#define S5K83A_DEFAULT_BRIGHTNESS 0x7e
+#define S5K83A_DEFAULT_EXPOSURE 0x00
+#define S5K83A_MAXIMUM_EXPOSURE 0x3c
+#define S5K83A_FLIP_MASK 0x10
#define S5K83A_GPIO_LED_MASK 0x10
+#define S5K83A_GPIO_ROTATION_MASK 0x40
/*****************************************************************************/
@@ -47,15 +48,14 @@ int s5k83a_init(struct sd *sd);
int s5k83a_start(struct sd *sd);
int s5k83a_stop(struct sd *sd);
int s5k83a_power_down(struct sd *sd);
+void s5k83a_disconnect(struct sd *sd);
-int s5k83a_set_led_indication(struct sd *sd, u8 val);
-
-int s5k83a_set_brightness(struct gspca_dev *gspca_dev, __s32 val);
-int s5k83a_get_brightness(struct gspca_dev *gspca_dev, __s32 *val);
-int s5k83a_set_whiteness(struct gspca_dev *gspca_dev, __s32 val);
-int s5k83a_get_whiteness(struct gspca_dev *gspca_dev, __s32 *val);
int s5k83a_set_gain(struct gspca_dev *gspca_dev, __s32 val);
int s5k83a_get_gain(struct gspca_dev *gspca_dev, __s32 *val);
+int s5k83a_set_brightness(struct gspca_dev *gspca_dev, __s32 val);
+int s5k83a_get_brightness(struct gspca_dev *gspca_dev, __s32 *val);
+int s5k83a_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
+int s5k83a_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
int s5k83a_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
int s5k83a_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
int s5k83a_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
@@ -68,10 +68,18 @@ static const struct m5602_sensor s5k83a = {
.start = s5k83a_start,
.stop = s5k83a_stop,
.power_down = s5k83a_power_down,
+ .disconnect = s5k83a_disconnect,
.i2c_slave_id = 0x5a,
.i2c_regW = 2,
};
+struct s5k83a_priv {
+ /* We use another thread periodically
+ probing the orientation of the camera */
+ struct task_struct *rotation_thread;
+ s32 *settings;
+};
+
static const unsigned char preinit_s5k83a[][4] =
{
{BRIDGE, M5602_XB_MCU_CLK_DIV, 0x02, 0x00},
@@ -125,7 +133,7 @@ static const unsigned char init_s5k83a[][4] =
{SENSOR, 0x01, 0x50, 0x00},
{SENSOR, 0x12, 0x20, 0x00},
{SENSOR, 0x17, 0x40, 0x00},
- {SENSOR, S5K83A_BRIGHTNESS, 0x0f, 0x00},
+ {SENSOR, S5K83A_GAIN, 0x0f, 0x00},
{SENSOR, 0x1c, 0x00, 0x00},
{SENSOR, 0x02, 0x70, 0x00},
{SENSOR, 0x03, 0x0b, 0x00},
@@ -232,7 +240,7 @@ static const unsigned char init_s5k83a[][4] =
{SENSOR, 0x01, 0x50, 0x00},
{SENSOR, 0x12, 0x20, 0x00},
{SENSOR, 0x17, 0x40, 0x00},
- {SENSOR, S5K83A_BRIGHTNESS, 0x0f, 0x00},
+ {SENSOR, S5K83A_GAIN, 0x0f, 0x00},
{SENSOR, 0x1c, 0x00, 0x00},
{SENSOR, 0x02, 0x70, 0x00},
/* some values like 0x10 give a blue-purple image */
@@ -320,7 +328,7 @@ static const unsigned char init_s5k83a[][4] =
{SENSOR, 0x01, 0x50, 0x00},
{SENSOR, 0x12, 0x20, 0x00},
{SENSOR, 0x17, 0x40, 0x00},
- {SENSOR, S5K83A_BRIGHTNESS, 0x0f, 0x00},
+ {SENSOR, S5K83A_GAIN, 0x0f, 0x00},
{SENSOR, 0x1c, 0x00, 0x00},
{SENSOR, 0x02, 0x70, 0x00},
{SENSOR, 0x03, 0x0b, 0x00},
@@ -374,24 +382,23 @@ static const unsigned char init_s5k83a[][4] =
(this is value after boot, but after tries can be different) */
{SENSOR, 0x00, 0x06, 0x00},
- /* set default brightness */
+ /* set default gain */
{SENSOR_LONG, 0x14, 0x00, 0x20},
{SENSOR_LONG, 0x0d, 0x01, 0x00},
- {SENSOR_LONG, 0x1b, S5K83A_DEFAULT_BRIGHTNESS >> 3,
- S5K83A_DEFAULT_BRIGHTNESS >> 1},
+ {SENSOR_LONG, 0x1b, S5K83A_DEFAULT_GAIN >> 3,
+ S5K83A_DEFAULT_GAIN >> 1},
- /* set default whiteness */
- {SENSOR, S5K83A_WHITENESS, S5K83A_DEFAULT_WHITENESS, 0x00},
+ /* set default brightness */
+ {SENSOR, S5K83A_BRIGHTNESS, S5K83A_DEFAULT_BRIGHTNESS, 0x00},
- /* set default gain */
- {SENSOR_LONG, 0x18, 0x00, S5K83A_DEFAULT_GAIN},
+ /* set default exposure */
+ {SENSOR_LONG, 0x18, 0x00, S5K83A_DEFAULT_EXPOSURE},
/* set default flip */
{SENSOR, S5K83A_PAGE_MAP, 0x05, 0x00},
{SENSOR, S5K83A_FLIP, 0x00 | S5K83A_FLIP_MASK, 0x00},
{SENSOR, S5K83A_HFLIP_TUNE, 0x0b, 0x00},
{SENSOR, S5K83A_VFLIP_TUNE, 0x0a, 0x00}
-
};
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-23 19:02:15 +0000