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path: root/drivers/media/usb/gspca/m5602/m5602_s5k4aa.c
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Diffstat (limited to 'drivers/media/usb/gspca/m5602/m5602_s5k4aa.c')
-rw-r--r--drivers/media/usb/gspca/m5602/m5602_s5k4aa.c352
1 files changed, 92 insertions, 260 deletions
diff --git a/drivers/media/usb/gspca/m5602/m5602_s5k4aa.c b/drivers/media/usb/gspca/m5602/m5602_s5k4aa.c
index c8e1572eb502..7d12599458e2 100644
--- a/drivers/media/usb/gspca/m5602/m5602_s5k4aa.c
+++ b/drivers/media/usb/gspca/m5602/m5602_s5k4aa.c
@@ -20,18 +20,12 @@
#include "m5602_s5k4aa.h"
-static int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
-static int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
-static int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
-static int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
-static int s5k4aa_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
-static int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val);
-static int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val);
-static int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val);
-static int s5k4aa_get_noise(struct gspca_dev *gspca_dev, __s32 *val);
-static int s5k4aa_set_noise(struct gspca_dev *gspca_dev, __s32 val);
-static int s5k4aa_get_brightness(struct gspca_dev *gspca_dev, __s32 *val);
-static int s5k4aa_set_brightness(struct gspca_dev *gspca_dev, __s32 val);
+static int s5k4aa_s_ctrl(struct v4l2_ctrl *ctrl);
+static void s5k4aa_dump_registers(struct sd *sd);
+
+static const struct v4l2_ctrl_ops s5k4aa_ctrl_ops = {
+ .s_ctrl = s5k4aa_s_ctrl,
+};
static
const
@@ -147,104 +141,12 @@ static struct v4l2_pix_format s5k4aa_modes[] = {
}
};
-static const struct ctrl s5k4aa_ctrls[] = {
-#define VFLIP_IDX 0
- {
- {
- .id = V4L2_CID_VFLIP,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- .name = "vertical flip",
- .minimum = 0,
- .maximum = 1,
- .step = 1,
- .default_value = 0
- },
- .set = s5k4aa_set_vflip,
- .get = s5k4aa_get_vflip
- },
-#define HFLIP_IDX 1
- {
- {
- .id = V4L2_CID_HFLIP,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- .name = "horizontal flip",
- .minimum = 0,
- .maximum = 1,
- .step = 1,
- .default_value = 0
- },
- .set = s5k4aa_set_hflip,
- .get = s5k4aa_get_hflip
- },
-#define GAIN_IDX 2
- {
- {
- .id = V4L2_CID_GAIN,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Gain",
- .minimum = 0,
- .maximum = 127,
- .step = 1,
- .default_value = S5K4AA_DEFAULT_GAIN,
- .flags = V4L2_CTRL_FLAG_SLIDER
- },
- .set = s5k4aa_set_gain,
- .get = s5k4aa_get_gain
- },
-#define EXPOSURE_IDX 3
- {
- {
- .id = V4L2_CID_EXPOSURE,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Exposure",
- .minimum = 13,
- .maximum = 0xfff,
- .step = 1,
- .default_value = 0x100,
- .flags = V4L2_CTRL_FLAG_SLIDER
- },
- .set = s5k4aa_set_exposure,
- .get = s5k4aa_get_exposure
- },
-#define NOISE_SUPP_IDX 4
- {
- {
- .id = V4L2_CID_PRIVATE_BASE,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- .name = "Noise suppression (smoothing)",
- .minimum = 0,
- .maximum = 1,
- .step = 1,
- .default_value = 1,
- },
- .set = s5k4aa_set_noise,
- .get = s5k4aa_get_noise
- },
-#define BRIGHTNESS_IDX 5
- {
- {
- .id = V4L2_CID_BRIGHTNESS,
- .type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Brightness",
- .minimum = 0,
- .maximum = 0x1f,
- .step = 1,
- .default_value = S5K4AA_DEFAULT_BRIGHTNESS,
- },
- .set = s5k4aa_set_brightness,
- .get = s5k4aa_get_brightness
- },
-
-};
-
-static void s5k4aa_dump_registers(struct sd *sd);
-
int s5k4aa_probe(struct sd *sd)
{
u8 prod_id[6] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
const u8 expected_prod_id[6] = {0x00, 0x10, 0x00, 0x4b, 0x33, 0x75};
+ struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
int i, err = 0;
- s32 *sensor_settings;
if (force_sensor) {
if (force_sensor == S5K4AA_SENSOR) {
@@ -303,19 +205,8 @@ int s5k4aa_probe(struct sd *sd)
pr_info("Detected a s5k4aa sensor\n");
sensor_found:
- sensor_settings = kmalloc(
- ARRAY_SIZE(s5k4aa_ctrls) * sizeof(s32), GFP_KERNEL);
- if (!sensor_settings)
- return -ENOMEM;
-
sd->gspca_dev.cam.cam_mode = s5k4aa_modes;
sd->gspca_dev.cam.nmodes = ARRAY_SIZE(s5k4aa_modes);
- sd->desc->ctrls = s5k4aa_ctrls;
- sd->desc->nctrls = ARRAY_SIZE(s5k4aa_ctrls);
-
- for (i = 0; i < ARRAY_SIZE(s5k4aa_ctrls); i++)
- sensor_settings[i] = s5k4aa_ctrls[i].qctrl.default_value;
- sd->sensor_priv = sensor_settings;
return 0;
}
@@ -325,11 +216,11 @@ int s5k4aa_start(struct sd *sd)
int i, err = 0;
u8 data[2];
struct cam *cam = &sd->gspca_dev.cam;
- s32 *sensor_settings = sd->sensor_priv;
+ struct gspca_dev *gspca_dev = (struct gspca_dev *)sd;
switch (cam->cam_mode[sd->gspca_dev.curr_mode].width) {
case 1280:
- PDEBUG(D_V4L2, "Configuring camera for SXGA mode");
+ PDEBUG(D_CONF, "Configuring camera for SXGA mode");
for (i = 0; i < ARRAY_SIZE(SXGA_s5k4aa); i++) {
switch (SXGA_s5k4aa[i][0]) {
@@ -359,13 +250,10 @@ int s5k4aa_start(struct sd *sd)
return -EINVAL;
}
}
- err = s5k4aa_set_noise(&sd->gspca_dev, 0);
- if (err < 0)
- return err;
break;
case 640:
- PDEBUG(D_V4L2, "Configuring camera for VGA mode");
+ PDEBUG(D_CONF, "Configuring camera for VGA mode");
for (i = 0; i < ARRAY_SIZE(VGA_s5k4aa); i++) {
switch (VGA_s5k4aa[i][0]) {
@@ -395,37 +283,12 @@ int s5k4aa_start(struct sd *sd)
return -EINVAL;
}
}
- err = s5k4aa_set_noise(&sd->gspca_dev, 1);
- if (err < 0)
- return err;
break;
}
if (err < 0)
return err;
- err = s5k4aa_set_exposure(&sd->gspca_dev,
- sensor_settings[EXPOSURE_IDX]);
- if (err < 0)
- return err;
-
- err = s5k4aa_set_gain(&sd->gspca_dev, sensor_settings[GAIN_IDX]);
- if (err < 0)
- return err;
-
- err = s5k4aa_set_brightness(&sd->gspca_dev,
- sensor_settings[BRIGHTNESS_IDX]);
- if (err < 0)
- return err;
-
- err = s5k4aa_set_noise(&sd->gspca_dev, sensor_settings[NOISE_SUPP_IDX]);
- if (err < 0)
- return err;
-
- err = s5k4aa_set_vflip(&sd->gspca_dev, sensor_settings[VFLIP_IDX]);
- if (err < 0)
- return err;
-
- return s5k4aa_set_hflip(&sd->gspca_dev, sensor_settings[HFLIP_IDX]);
+ return 0;
}
int s5k4aa_init(struct sd *sd)
@@ -466,13 +329,36 @@ int s5k4aa_init(struct sd *sd)
return err;
}
-static int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
+int s5k4aa_init_controls(struct sd *sd)
{
- struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
+ struct v4l2_ctrl_handler *hdl = &sd->gspca_dev.ctrl_handler;
+
+ sd->gspca_dev.vdev.ctrl_handler = hdl;
+ v4l2_ctrl_handler_init(hdl, 6);
- *val = sensor_settings[EXPOSURE_IDX];
- PDEBUG(D_V4L2, "Read exposure %d", *val);
+ v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_BRIGHTNESS,
+ 0, 0x1f, 1, S5K4AA_DEFAULT_BRIGHTNESS);
+
+ v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_EXPOSURE,
+ 13, 0xfff, 1, 0x100);
+
+ v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_GAIN,
+ 0, 127, 1, S5K4AA_DEFAULT_GAIN);
+
+ v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_SHARPNESS,
+ 0, 1, 1, 1);
+
+ sd->hflip = v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_HFLIP,
+ 0, 1, 1, 0);
+ sd->vflip = v4l2_ctrl_new_std(hdl, &s5k4aa_ctrl_ops, V4L2_CID_VFLIP,
+ 0, 1, 1, 0);
+
+ if (hdl->error) {
+ pr_err("Could not initialize controls\n");
+ return hdl->error;
+ }
+
+ v4l2_ctrl_cluster(2, &sd->hflip);
return 0;
}
@@ -480,12 +366,10 @@ static int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
static int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
u8 data = S5K4AA_PAGE_MAP_2;
int err;
- sensor_settings[EXPOSURE_IDX] = val;
- PDEBUG(D_V4L2, "Set exposure to %d", val);
+ PDEBUG(D_CONF, "Set exposure to %d", val);
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
return err;
@@ -499,27 +383,15 @@ static int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
return err;
}
-static int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
+static int s5k4aa_set_hvflip(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
-
- *val = sensor_settings[VFLIP_IDX];
- PDEBUG(D_V4L2, "Read vertical flip %d", *val);
-
- return 0;
-}
-
-static int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
u8 data = S5K4AA_PAGE_MAP_2;
int err;
+ int hflip = sd->hflip->val;
+ int vflip = sd->vflip->val;
- sensor_settings[VFLIP_IDX] = val;
-
- PDEBUG(D_V4L2, "Set vertical flip to %d", val);
+ PDEBUG(D_CONF, "Set hvflip %d %d", hflip, vflip);
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
return err;
@@ -528,93 +400,48 @@ static int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
if (err < 0)
return err;
- if (dmi_check_system(s5k4aa_vflip_dmi_table))
- val = !val;
+ if (dmi_check_system(s5k4aa_vflip_dmi_table)) {
+ hflip = !hflip;
+ vflip = !vflip;
+ }
- data = ((data & ~S5K4AA_RM_V_FLIP) | ((val & 0x01) << 7));
+ data = (data & 0x7f) | (vflip << 7) | (hflip << 6);
err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
if (err < 0)
return err;
- err = m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
if (err < 0)
return err;
- if (val)
+ if (hflip)
data &= 0xfe;
else
data |= 0x01;
- err = m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
- return err;
-}
-
-static int s5k4aa_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
-
- *val = sensor_settings[HFLIP_IDX];
- PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
-
- return 0;
-}
-
-static int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
- u8 data = S5K4AA_PAGE_MAP_2;
- int err;
-
- sensor_settings[HFLIP_IDX] = val;
-
- PDEBUG(D_V4L2, "Set horizontal flip to %d", val);
- err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
- if (err < 0)
- return err;
-
- err = m5602_read_sensor(sd, S5K4AA_READ_MODE, &data, 1);
- if (err < 0)
- return err;
-
- if (dmi_check_system(s5k4aa_vflip_dmi_table))
- val = !val;
-
- data = ((data & ~S5K4AA_RM_H_FLIP) | ((val & 0x01) << 6));
- err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
if (err < 0)
return err;
- err = m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
if (err < 0)
return err;
- if (val)
+ if (vflip)
data &= 0xfe;
else
data |= 0x01;
- err = m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
- return err;
-}
-
-static int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
+ err = m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+ if (err < 0)
+ return err;
- *val = sensor_settings[GAIN_IDX];
- PDEBUG(D_V4L2, "Read gain %d", *val);
return 0;
}
static int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
u8 data = S5K4AA_PAGE_MAP_2;
int err;
- sensor_settings[GAIN_IDX] = val;
-
- PDEBUG(D_V4L2, "Set gain to %d", val);
+ PDEBUG(D_CONF, "Set gain to %d", val);
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
return err;
@@ -625,26 +452,13 @@ static int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val)
return err;
}
-static int s5k4aa_get_brightness(struct gspca_dev *gspca_dev, __s32 *val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
-
- *val = sensor_settings[BRIGHTNESS_IDX];
- PDEBUG(D_V4L2, "Read brightness %d", *val);
- return 0;
-}
-
static int s5k4aa_set_brightness(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
u8 data = S5K4AA_PAGE_MAP_2;
int err;
- sensor_settings[BRIGHTNESS_IDX] = val;
-
- PDEBUG(D_V4L2, "Set brightness to %d", val);
+ PDEBUG(D_CONF, "Set brightness to %d", val);
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
return err;
@@ -653,26 +467,13 @@ static int s5k4aa_set_brightness(struct gspca_dev *gspca_dev, __s32 val)
return m5602_write_sensor(sd, S5K4AA_BRIGHTNESS, &data, 1);
}
-static int s5k4aa_get_noise(struct gspca_dev *gspca_dev, __s32 *val)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
-
- *val = sensor_settings[NOISE_SUPP_IDX];
- PDEBUG(D_V4L2, "Read noise %d", *val);
- return 0;
-}
-
static int s5k4aa_set_noise(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
- s32 *sensor_settings = sd->sensor_priv;
u8 data = S5K4AA_PAGE_MAP_2;
int err;
- sensor_settings[NOISE_SUPP_IDX] = val;
-
- PDEBUG(D_V4L2, "Set noise to %d", val);
+ PDEBUG(D_CONF, "Set noise to %d", val);
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
return err;
@@ -681,10 +482,41 @@ static int s5k4aa_set_noise(struct gspca_dev *gspca_dev, __s32 val)
return m5602_write_sensor(sd, S5K4AA_NOISE_SUPP, &data, 1);
}
+static int s5k4aa_s_ctrl(struct v4l2_ctrl *ctrl)
+{
+ struct gspca_dev *gspca_dev =
+ container_of(ctrl->handler, struct gspca_dev, ctrl_handler);
+ int err;
+
+ if (!gspca_dev->streaming)
+ return 0;
+
+ switch (ctrl->id) {
+ case V4L2_CID_BRIGHTNESS:
+ err = s5k4aa_set_brightness(gspca_dev, ctrl->val);
+ break;
+ case V4L2_CID_EXPOSURE:
+ err = s5k4aa_set_exposure(gspca_dev, ctrl->val);
+ break;
+ case V4L2_CID_GAIN:
+ err = s5k4aa_set_gain(gspca_dev, ctrl->val);
+ break;
+ case V4L2_CID_SHARPNESS:
+ err = s5k4aa_set_noise(gspca_dev, ctrl->val);
+ break;
+ case V4L2_CID_HFLIP:
+ err = s5k4aa_set_hvflip(gspca_dev);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return err;
+}
+
void s5k4aa_disconnect(struct sd *sd)
{
sd->sensor = NULL;
- kfree(sd->sensor_priv);
}
static void s5k4aa_dump_registers(struct sd *sd)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.