[PATCH 060/141] V4L/DVB (3306): Fixed i2c return value, conversion mdelay to msleep

mchehab
2006-03-20T15:36:00Z

From: Markus Rechberger <mrechberger@gmail.com>
Date: 1139302151 -0200

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>
---

diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 82f0c5f..e5ee8bc 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -139,6 +139,9 @@ int em28xx_read_reg_req_len(struct em28x
{
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 *d
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
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
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;
}
diff --git a/drivers/media/video/em28xx/em28xx-i2c.c b/drivers/media/video/em28xx/em28xx-i2c.c
diff --git a/drivers/media/video/em28xx/em28xx-i2c.c b/drivers/media/video/em28xx/em28xx-i2c.c
index 0591a70..6ca8631 100644
--- a/drivers/media/video/em28xx/em28xx-i2c.c
+++ b/drivers/media/video/em28xx/em28xx-i2c.c
@@ -78,7 +78,7 @@ static int em2800_i2c_send_max4(struct e
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(s
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_ad
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");
}