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path: root/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
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Diffstat (limited to 'drivers/media/video/gspca/m5602/m5602_s5k4aa.c')
-rw-r--r--drivers/media/video/gspca/m5602/m5602_s5k4aa.c235
1 files changed, 93 insertions, 142 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
index 14b1eac5b81..e564a61a72d 100644
--- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
+++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
@@ -18,6 +18,40 @@
#include "m5602_s5k4aa.h"
+static
+ const
+ struct dmi_system_id s5k4aa_vflip_dmi_table[] = {
+ {
+ .ident = "Fujitsu-Siemens Amilo Xa 2528",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xa 2528")
+ }
+ }, {
+ .ident = "Fujitsu-Siemens Amilo Xi 2550",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 2550")
+ }
+ }, {
+ .ident = "MSI GX700",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "GX700"),
+ DMI_MATCH(DMI_BIOS_DATE, "07/26/2007")
+ }
+ }, {
+ .ident = "MSI GX700/GX705/EX700",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "GX700/GX705/EX700")
+ }
+ },
+ { }
+};
+
+static void s5k4aa_dump_registers(struct sd *sd);
+
int s5k4aa_probe(struct sd *sd)
{
u8 prod_id[6] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
@@ -49,7 +83,7 @@ int s5k4aa_probe(struct sd *sd)
case SENSOR:
data[0] = preinit_s5k4aa[i][2];
- err = s5k4aa_write_sensor(sd,
+ err = m5602_write_sensor(sd,
preinit_s5k4aa[i][1],
data, 1);
break;
@@ -57,7 +91,7 @@ int s5k4aa_probe(struct sd *sd)
case SENSOR_LONG:
data[0] = preinit_s5k4aa[i][2];
data[1] = preinit_s5k4aa[i][3];
- err = s5k4aa_write_sensor(sd,
+ err = m5602_write_sensor(sd,
preinit_s5k4aa[i][1],
data, 2);
break;
@@ -68,13 +102,14 @@ int s5k4aa_probe(struct sd *sd)
}
/* Test some registers, but we don't know their exact meaning yet */
- if (s5k4aa_read_sensor(sd, 0x00, prod_id, sizeof(prod_id)))
+ if (m5602_read_sensor(sd, 0x00, prod_id, sizeof(prod_id)))
return -ENODEV;
if (memcmp(prod_id, expected_prod_id, sizeof(prod_id)))
return -ENODEV;
else
info("Detected a s5k4aa sensor");
+
sensor_found:
sd->gspca_dev.cam.cam_mode = s5k4aa.modes;
sd->gspca_dev.cam.nmodes = s5k4aa.nmodes;
@@ -84,90 +119,6 @@ sensor_found:
return 0;
}
-int s5k4aa_read_sensor(struct sd *sd, const u8 address,
- u8 *i2c_data, const u8 len)
-{
- int err, i;
-
- do {
- err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
- } while ((*i2c_data & I2C_BUSY) && !err);
- if (err < 0)
- goto out;
-
- err = m5602_write_bridge(sd, M5602_XB_I2C_DEV_ADDR,
- sd->sensor->i2c_slave_id);
- if (err < 0)
- goto out;
-
- err = m5602_write_bridge(sd, M5602_XB_I2C_REG_ADDR, address);
- if (err < 0)
- goto out;
-
- err = m5602_write_bridge(sd, M5602_XB_I2C_CTRL, 0x18 + len);
- if (err < 0)
- goto out;
-
- do {
- err = m5602_read_bridge(sd, M5602_XB_I2C_STATUS, i2c_data);
- } while ((*i2c_data & I2C_BUSY) && !err);
- if (err < 0)
- goto out;
-
- for (i = 0; (i < len) & !err; i++) {
- err = m5602_read_bridge(sd, M5602_XB_I2C_DATA, &(i2c_data[i]));
-
- PDEBUG(D_CONF, "Reading sensor register "
- "0x%x containing 0x%x ", address, *i2c_data);
- }
-out:
- return (err < 0) ? err : 0;
-}
-
-int s5k4aa_write_sensor(struct sd *sd, const u8 address,
- u8 *i2c_data, const u8 len)
-{
- int err, i;
- u8 *p;
- struct usb_device *udev = sd->gspca_dev.dev;
- __u8 *buf = sd->gspca_dev.usb_buf;
-
- /* No sensor with a data width larger than 16 bits has yet been seen */
- if (len > 2 || !len)
- return -EINVAL;
-
- memcpy(buf, sensor_urb_skeleton,
- sizeof(sensor_urb_skeleton));
-
- buf[11] = sd->sensor->i2c_slave_id;
- buf[15] = address;
-
- /* Special case larger sensor writes */
- p = buf + 16;
-
- /* Copy a four byte write sequence for each byte to be written to */
- for (i = 0; i < len; i++) {
- memcpy(p, sensor_urb_skeleton + 16, 4);
- p[3] = i2c_data[i];
- p += 4;
- PDEBUG(D_CONF, "Writing sensor register 0x%x with 0x%x",
- address, i2c_data[i]);
- }
-
- /* Copy the tailer */
- memcpy(p, sensor_urb_skeleton + 20, 4);
-
- /* Set the total length */
- p[3] = 0x10 + len;
-
- err = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
- 0x04, 0x40, 0x19,
- 0x0000, buf,
- 20 + len * 4, M5602_URB_MSG_TIMEOUT);
-
- return (err < 0) ? err : 0;
-}
-
int s5k4aa_init(struct sd *sd)
{
int i, err = 0;
@@ -184,14 +135,14 @@ int s5k4aa_init(struct sd *sd)
case SENSOR:
data[0] = init_s5k4aa[i][2];
- err = s5k4aa_write_sensor(sd,
+ err = m5602_write_sensor(sd,
init_s5k4aa[i][1], data, 1);
break;
case SENSOR_LONG:
data[0] = init_s5k4aa[i][2];
data[1] = init_s5k4aa[i][3];
- err = s5k4aa_write_sensor(sd,
+ err = m5602_write_sensor(sd,
init_s5k4aa[i][1], data, 2);
break;
default:
@@ -206,21 +157,21 @@ int s5k4aa_init(struct sd *sd)
if (!err && dmi_check_system(s5k4aa_vflip_dmi_table)) {
u8 data = 0x02;
info("vertical flip quirk active");
- s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
- s5k4aa_read_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+ m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ m5602_read_sensor(sd, S5K4AA_READ_MODE, &data, 1);
data |= S5K4AA_RM_V_FLIP;
data &= ~S5K4AA_RM_H_FLIP;
- s5k4aa_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+ m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
/* Decrement COLSTART to preserve color order (BGGR) */
- s5k4aa_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+ m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
data--;
- s5k4aa_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+ m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
/* Increment ROWSTART to preserve color order (BGGR) */
- s5k4aa_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+ m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
data++;
- s5k4aa_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+ m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
}
return (err < 0) ? err : 0;
@@ -237,20 +188,20 @@ int s5k4aa_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
u8 data = S5K4AA_PAGE_MAP_2;
int err;
- err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
goto out;
- err = s5k4aa_read_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1);
if (err < 0)
goto out;
*val = data << 8;
- err = s5k4aa_read_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1);
*val |= data;
PDEBUG(D_V4L2, "Read exposure %d", *val);
out:
- return (err < 0) ? err : 0;
+ return err;
}
int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
@@ -260,17 +211,17 @@ int s5k4aa_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
int err;
PDEBUG(D_V4L2, "Set exposure to %d", val);
- err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
goto out;
data = (val >> 8) & 0xff;
- err = s5k4aa_write_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_EXPOSURE_HI, &data, 1);
if (err < 0)
goto out;
data = val & 0xff;
- err = s5k4aa_write_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_EXPOSURE_LO, &data, 1);
out:
- return (err < 0) ? err : 0;
+ return err;
}
int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -279,16 +230,16 @@ int s5k4aa_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
u8 data = S5K4AA_PAGE_MAP_2;
int err;
- err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
goto out;
- err = s5k4aa_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
*val = (data & S5K4AA_RM_V_FLIP) >> 7;
PDEBUG(D_V4L2, "Read vertical flip %d", *val);
out:
- return (err < 0) ? err : 0;
+ return err;
}
int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -298,35 +249,35 @@ int s5k4aa_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
int err;
PDEBUG(D_V4L2, "Set vertical flip to %d", val);
- err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
goto out;
- err = s5k4aa_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
if (err < 0)
goto out;
data = ((data & ~S5K4AA_RM_V_FLIP)
| ((val & 0x01) << 7));
- err = s5k4aa_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
if (err < 0)
goto out;
if (val) {
- err = s5k4aa_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
if (err < 0)
goto out;
data++;
- err = s5k4aa_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
} else {
- err = s5k4aa_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
if (err < 0)
goto out;
data--;
- err = s5k4aa_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_ROWSTART_LO, &data, 1);
}
out:
- return (err < 0) ? err : 0;
+ return err;
}
int s5k4aa_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
@@ -335,15 +286,15 @@ int s5k4aa_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
u8 data = S5K4AA_PAGE_MAP_2;
int err;
- err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
goto out;
- err = s5k4aa_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
*val = (data & S5K4AA_RM_H_FLIP) >> 6;
PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
out:
- return (err < 0) ? err : 0;
+ return err;
}
int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
@@ -354,35 +305,35 @@ int s5k4aa_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
PDEBUG(D_V4L2, "Set horizontal flip to %d",
val);
- err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
goto out;
- err = s5k4aa_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
if (err < 0)
goto out;
data = ((data & ~S5K4AA_RM_H_FLIP) | ((val & 0x01) << 6));
- err = s5k4aa_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_READ_MODE, &data, 1);
if (err < 0)
goto out;
if (val) {
- err = s5k4aa_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
if (err < 0)
goto out;
data++;
- err = s5k4aa_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
if (err < 0)
goto out;
} else {
- err = s5k4aa_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
if (err < 0)
goto out;
data--;
- err = s5k4aa_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_COLSTART_LO, &data, 1);
}
out:
- return (err < 0) ? err : 0;
+ return err;
}
int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
@@ -391,16 +342,16 @@ int s5k4aa_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
u8 data = S5K4AA_PAGE_MAP_2;
int err;
- err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
goto out;
- err = s5k4aa_read_sensor(sd, S5K4AA_GAIN_2, &data, 1);
+ err = m5602_read_sensor(sd, S5K4AA_GAIN_2, &data, 1);
*val = data;
PDEBUG(D_V4L2, "Read gain %d", *val);
out:
- return (err < 0) ? err : 0;
+ return err;
}
int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val)
@@ -410,28 +361,28 @@ int s5k4aa_set_gain(struct gspca_dev *gspca_dev, __s32 val)
int err;
PDEBUG(D_V4L2, "Set gain to %d", val);
- err = s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &data, 1);
if (err < 0)
goto out;
data = val & 0xff;
- err = s5k4aa_write_sensor(sd, S5K4AA_GAIN_2, &data, 1);
+ err = m5602_write_sensor(sd, S5K4AA_GAIN_2, &data, 1);
out:
- return (err < 0) ? err : 0;
+ return err;
}
-void s5k4aa_dump_registers(struct sd *sd)
+static void s5k4aa_dump_registers(struct sd *sd)
{
int address;
u8 page, old_page;
- s5k4aa_read_sensor(sd, S5K4AA_PAGE_MAP, &old_page, 1);
+ m5602_read_sensor(sd, S5K4AA_PAGE_MAP, &old_page, 1);
for (page = 0; page < 16; page++) {
- s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &page, 1);
+ m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &page, 1);
info("Dumping the s5k4aa register state for page 0x%x", page);
for (address = 0; address <= 0xff; address++) {
u8 value = 0;
- s5k4aa_read_sensor(sd, address, &value, 1);
+ m5602_read_sensor(sd, address, &value, 1);
info("register 0x%x contains 0x%x",
address, value);
}
@@ -439,15 +390,15 @@ void s5k4aa_dump_registers(struct sd *sd)
info("s5k4aa register state dump complete");
for (page = 0; page < 16; page++) {
- s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &page, 1);
+ m5602_write_sensor(sd, S5K4AA_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_value, ctrl_value, test_value = 0xff;
- s5k4aa_read_sensor(sd, address, &old_value, 1);
- s5k4aa_write_sensor(sd, address, &test_value, 1);
- s5k4aa_read_sensor(sd, address, &ctrl_value, 1);
+ m5602_read_sensor(sd, address, &old_value, 1);
+ m5602_write_sensor(sd, address, &test_value, 1);
+ m5602_read_sensor(sd, address, &ctrl_value, 1);
if (ctrl_value == test_value)
info("register 0x%x is writeable", address);
@@ -455,9 +406,9 @@ void s5k4aa_dump_registers(struct sd *sd)
info("register 0x%x is read only", address);
/* Restore original value */
- s5k4aa_write_sensor(sd, address, &old_value, 1);
+ m5602_write_sensor(sd, address, &old_value, 1);
}
}
info("Read/write register probing complete");
- s5k4aa_write_sensor(sd, S5K4AA_PAGE_MAP, &old_page, 1);
+ m5602_write_sensor(sd, S5K4AA_PAGE_MAP, &old_page, 1);
}
generated by cgit (git 2.34.1) at 2024-06-11 01:44:20 +0000