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V4L/DVB (3306): Fixed i2c return value, conversion mdelay to msleep

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fixed i2c return value, conversion mdelay to msleep

Signed-off-by: Markus Rechberger <mrechberger@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Markus Rechberger 2006-02-07 06:49:11 -02:00 committed by Mauro Carvalho Chehab
parent 0dfd812d4b
commit 9f38724a6f
2 changed files with 17 additions and 6 deletions
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15
drivers/media/video/em28xx/em28xx-core.c
View File

@ -139,6 +139,9 @@ int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg,
{
int ret, byte;
if (dev->state & DEV_DISCONNECTED)
return(-ENODEV);
em28xx_regdbg("req=%02x, reg=%02x ", req, reg);
ret = usb_control_msg(dev->udev, usb_rcvctrlpipe(dev->udev, 0), req,
@ -165,6 +168,9 @@ int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg)
u8 val;
int ret;
if (dev->state & DEV_DISCONNECTED)
return(-ENODEV);
em28xx_regdbg("req=%02x, reg=%02x:", req, reg);
ret = usb_control_msg(dev->udev, usb_rcvctrlpipe(dev->udev, 0), req,
@ -195,7 +201,12 @@ int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
int ret;
/*usb_control_msg seems to expect a kmalloced buffer */
unsigned char *bufs = kmalloc(len, GFP_KERNEL);
unsigned char *bufs;
if (dev->state & DEV_DISCONNECTED)
return(-ENODEV);
bufs = kmalloc(len, GFP_KERNEL);
em28xx_regdbg("req=%02x reg=%02x:", req, reg);
@ -212,7 +223,7 @@ int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
ret = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 0), req,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0x0000, reg, bufs, len, HZ);
mdelay(5); /* FIXME: magic number */
msleep(5); /* FIXME: magic number */
kfree(bufs);
return ret;
}

8
drivers/media/video/em28xx/em28xx-i2c.c
View File

@ -78,7 +78,7 @@ static int em2800_i2c_send_max4(struct em28xx *dev, unsigned char addr,
ret = dev->em28xx_read_reg(dev, 0x05);
if (ret == 0x80 + len - 1)
return len;
mdelay(5);
msleep(5);
}
em28xx_warn("i2c write timed out\n");
return -EIO;
@ -138,7 +138,7 @@ static int em2800_i2c_check_for_device(struct em28xx *dev, unsigned char addr)
return -ENODEV;
else if (msg == 0x84)
return 0;
mdelay(5);
msleep(5);
}
return -ENODEV;
}
@ -278,9 +278,9 @@ static int em28xx_i2c_xfer(struct i2c_adapter *i2c_adap,
msgs[i].buf,
msgs[i].len,
i == num - 1);
if (rc < 0)
goto err;
}
if (rc < 0)
goto err;
if (i2c_debug>=2)
printk("\n");
}