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V4L/DVB (11453): gspca - m5602-s5k4aa: Convert to use the v4l2 ctrl cache 

Signed-off-by: Erik Andr?n <erik.andren@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Erik Andr?n 2009-01-06 11:37:03 -03:00 committed by Mauro Carvalho Chehab
parent 05d7d9ced6
commit a594fb4866
2 changed files with 59 additions and 51 deletions
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103
drivers/media/video/gspca/m5602/m5602_s5k4aa.c
View File

@ -65,6 +65,7 @@ static struct v4l2_pix_format s5k4aa_modes[] = {
};
const static struct ctrl s5k4aa_ctrls[] = {
#define VFLIP_IDX 0
{
{
.id = V4L2_CID_VFLIP,
@ -77,8 +78,9 @@ const static struct ctrl s5k4aa_ctrls[] = {
},
.set = s5k4aa_set_vflip,
.get = s5k4aa_get_vflip
}, {
},
#define HFLIP_IDX 1
{
{
.id = V4L2_CID_HFLIP,
.type = V4L2_CTRL_TYPE_BOOLEAN,
@ -90,8 +92,9 @@ const static struct ctrl s5k4aa_ctrls[] = {
},
.set = s5k4aa_set_hflip,
.get = s5k4aa_get_hflip
}, {
},
#define GAIN_IDX 2
{
{
.id = V4L2_CID_GAIN,
.type = V4L2_CTRL_TYPE_INTEGER,
@ -104,7 +107,9 @@ const static struct ctrl s5k4aa_ctrls[] = {
},
.set = s5k4aa_set_gain,
.get = s5k4aa_get_gain
}, {
},
#define EXPOSURE_IDX 3
{
{
.id = V4L2_CID_EXPOSURE,
.type = V4L2_CTRL_TYPE_INTEGER,
@ -127,6 +132,7 @@ 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};
int i, err = 0;
s32 *sensor_settings;
if (force_sensor) {
if (force_sensor == S5K4AA_SENSOR) {
@ -185,10 +191,19 @@ int s5k4aa_probe(struct sd *sd)
info("Detected a s5k4aa sensor");
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;
}
@ -301,31 +316,22 @@ int s5k4aa_power_down(struct sd *sd)
int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 data = S5K4AA_PAGE_MAP_2;
int err;
s32 *sensor_settings = sd->sensor_priv;
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
return err;
err = m5602_read_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1);
if (err < 0)
return err;
*val = data << 8;
err = m5602_read_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1);
*val |= data;
*val = sensor_settings[EXPOSURE_IDX];
PDEBUG(D_V4L2, "Read exposure %d", *val);
return err;
return 0;
}
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);
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
@ -343,26 +349,23 @@ int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 data = S5K4AA_PAGE_MAP_2;
int err;
s32 *sensor_settings = sd->sensor_priv;
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
return err;
err = m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
*val = (data & S5K4AA_RM_V_FLIP) >> 7;
*val = sensor_settings[VFLIP_IDX];
PDEBUG(D_V4L2, "Read vertical flip %d", *val);
return err;
return 0;
}
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;
sensor_settings[VFLIP_IDX] = val;
PDEBUG(D_V4L2, "Set vertical flip to %d", val);
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
@ -370,6 +373,10 @@ int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
err = m5602_write_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_V_FLIP)
| ((val & 0x01) << 7));
err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
@ -398,28 +405,24 @@ int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
int s5k4aa_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 data = S5K4AA_PAGE_MAP_2;
int err;
s32 *sensor_settings = sd->sensor_priv;
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
return err;
err = m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
*val = (data & S5K4AA_RM_H_FLIP) >> 6;
*val = sensor_settings[HFLIP_IDX];
PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
return err;
return 0;
}
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;
PDEBUG(D_V4L2, "Set horizontal flip to %d",
val);
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;
@ -454,26 +457,22 @@ int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
u8 data = S5K4AA_PAGE_MAP_2;
int err;
s32 *sensor_settings = sd->sensor_priv;
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
return err;
err = m5602_read_sensor(sd, S5K4AA_GAIN_2, &data, 1);
*val = data;
*val = sensor_settings[GAIN_IDX];
PDEBUG(D_V4L2, "Read gain %d", *val);
return err;
return 0;
}
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);
err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
@ -485,6 +484,12 @@ int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val)
return err;
}
void s5k4aa_disconnect(struct sd *sd)
{
sd->sensor = NULL;
kfree(sd->sensor_priv);
}
static void s5k4aa_dump_registers(struct sd *sd)
{
int address;

7
drivers/media/video/gspca/m5602/m5602_s5k4aa.h
View File

@ -67,6 +67,7 @@ int s5k4aa_probe(struct sd *sd);
int s5k4aa_init(struct sd *sd);
int s5k4aa_start(struct sd *sd);
int s5k4aa_power_down(struct sd *sd);
void s5k4aa_disconnect(struct sd *sd);
int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val);
int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val);
@ -79,12 +80,14 @@ int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val);
static const struct m5602_sensor s5k4aa = {
.name = "S5K4AA",
.i2c_slave_id = 0x5a,
.i2c_regW = 2,
.probe = s5k4aa_probe,
.init = s5k4aa_init,
.start = s5k4aa_start,
.power_down = s5k4aa_power_down,
.i2c_slave_id = 0x5a,
.i2c_regW = 2,
.disconnect = s5k4aa_disconnect,
};
static const unsigned char preinit_s5k4aa[][4] =