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V4L/DVB (9856): gspca: Use u8 values for USB control messages in ov534.

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Signed-off-by: Antonio Ospite <ospite@studenti.unina.it>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Antonio Ospite 2008-12-03 14:10:01 -03:00 committed by Mauro Carvalho Chehab
parent 3adba44224
commit 9e1e7b068d
1 changed files with 14 additions and 14 deletions
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28
drivers/media/video/gspca/ov534.c
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@ -62,12 +62,12 @@ static struct v4l2_pix_format vga_mode[] = {
.priv = 0},
};
static void ov534_reg_write(struct usb_device *udev, u16 reg, u16 val)
static void ov534_reg_write(struct usb_device *udev, u16 reg, u8 val)
{
u16 data = val;
u8 data = val;
int ret;
PDEBUG(D_USBO, "reg=0x%04x, val=0%04x", reg, val);
PDEBUG(D_USBO, "reg=0x%04x, val=0%02x", reg, val);
ret = usb_control_msg(udev,
usb_sndctrlpipe(udev, 0),
0x1,
@ -77,9 +77,9 @@ static void ov534_reg_write(struct usb_device *udev, u16 reg, u16 val)
PDEBUG(D_ERR, "write failed");
}
static u16 ov534_reg_read(struct usb_device *udev, u16 reg)
static u8 ov534_reg_read(struct usb_device *udev, u16 reg)
{
u16 data;
u8 data;
int ret;
ret = usb_control_msg(udev,
@ -87,21 +87,21 @@ static u16 ov534_reg_read(struct usb_device *udev, u16 reg)
0x1,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x0, reg, &data, 1, CTRL_TIMEOUT);
PDEBUG(D_USBI, "reg=0x%04x, data=0x%04x", reg, data);
PDEBUG(D_USBI, "reg=0x%04x, data=0x%02x", reg, data);
if (ret < 0)
PDEBUG(D_ERR, "read failed");
return data;
}
static void ov534_reg_verify_write(struct usb_device *udev, u16 reg, u16 val)
static void ov534_reg_verify_write(struct usb_device *udev, u16 reg, u8 val)
{
u16 data;
u8 data;
ov534_reg_write(udev, reg, val);
data = ov534_reg_read(udev, reg);
if (data != val) {
PDEBUG(D_ERR | D_USBO,
"unexpected result from read: 0x%04x != 0x%04x", val,
"unexpected result from read: 0x%02x != 0x%02x", val,
data);
}
}
@ -110,7 +110,7 @@ static void ov534_reg_verify_write(struct usb_device *udev, u16 reg, u16 val)
* (direction and output)? */
static void ov534_set_led(struct usb_device *udev, int status)
{
u16 data;
u8 data;
PDEBUG(D_CONF, "led status: %d", status);
@ -129,13 +129,13 @@ static void ov534_set_led(struct usb_device *udev, int status)
static int sccb_check_status(struct usb_device *udev)
{
u16 data;
u8 data;
int i;
for (i = 0; i < 5; i++) {
data = ov534_reg_read(udev, OV534_REG_STATUS);
switch (data & 0xFF) {
switch (data) {
case 0x00:
return 1;
case 0x04:
@ -150,9 +150,9 @@ static int sccb_check_status(struct usb_device *udev)
return 0;
}
static void sccb_reg_write(struct usb_device *udev, u16 reg, u16 val)
static void sccb_reg_write(struct usb_device *udev, u16 reg, u8 val)
{
PDEBUG(D_USBO, "reg: 0x%04x, val: 0x%04x", reg, val);
PDEBUG(D_USBO, "reg: 0x%04x, val: 0x%02x", reg, val);
ov534_reg_write(udev, OV534_REG_SUBADDR, reg);
ov534_reg_write(udev, OV534_REG_WRITE, val);
ov534_reg_write(udev, OV534_REG_OPERATION, OV534_OP_WRITE_3);