[PATCH] devfs: Remove the mode field from usb_class_driver as it's no longer needed

From: Greg KH
Date: Tue Jun 21 2005 - 04:59:31 EST


[PATCH] devfs: Remove the mode field from usb_class_driver as it's no longer needed

Also fixes all drivers that set this field, and removes some other devfs
specfic USB logic.

Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
commit 0ab499b19f39b05982ade3656e2e7c170f641d30
tree 97061c501ba74b2fdc8668b9849bb83c1baa38f5
parent 6016070ebcf5d293914273424f8de465f66a7802
author Greg Kroah-Hartman <gregkh@xxxxxxx> Mon, 20 Jun 2005 21:15:16 -0700
committer Greg Kroah-Hartman <gregkh@xxxxxxx> Mon, 20 Jun 2005 23:13:41 -0700

drivers/usb/class/usblp.c | 3 +--
drivers/usb/core/file.c | 12 ++++--------
drivers/usb/image/mdc800.c | 3 +--
drivers/usb/input/aiptek.c | 2 +-
drivers/usb/input/hiddev.c | 3 +--
drivers/usb/media/dabusb.c | 3 +--
drivers/usb/misc/auerswald.c | 3 +--
drivers/usb/misc/idmouse.c | 5 ++---
drivers/usb/misc/legousbtower.c | 5 ++---
drivers/usb/misc/rio500.c | 3 +--
drivers/usb/misc/sisusbvga/sisusb.c | 3 +--
drivers/usb/misc/usblcd.c | 9 ++++-----
drivers/usb/usb-skeleton.c | 3 +--
include/linux/usb.h | 7 ++-----
14 files changed, 23 insertions(+), 41 deletions(-)

diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -838,9 +838,8 @@ static struct file_operations usblp_fops
};

static struct usb_class_driver usblp_class = {
- .name = "usb/lp%d",
+ .name = "lp%d",
.fops = &usblp_fops,
- .mode = S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP,
.minor_base = USBLP_MINOR_BASE,
};

diff --git a/drivers/usb/core/file.c b/drivers/usb/core/file.c
--- a/drivers/usb/core/file.c
+++ b/drivers/usb/core/file.c
@@ -108,8 +108,7 @@ void usb_major_cleanup(void)
* enabled, the minor number will be based on the next available free minor,
* starting at the class_driver->minor_base.
*
- * This function also creates the devfs file for the usb device, if devfs
- * is enabled, and creates a usb class device in the sysfs tree.
+ * This function also creates a usb class device in the sysfs tree.
*
* usb_deregister_dev() must be called when the driver is done with
* the minor numbers given out by this function.
@@ -158,10 +157,8 @@ int usb_register_dev(struct usb_interfac

intf->minor = minor;

- /* handle the devfs registration */
- snprintf(name, BUS_ID_SIZE, class_driver->name, minor - minor_base);
-
/* create a usb class device for this usb interface */
+ snprintf(name, BUS_ID_SIZE, class_driver->name, minor - minor_base);
temp = strrchr(name, '/');
if (temp && (temp[1] != 0x00))
++temp;
@@ -189,9 +186,8 @@ EXPORT_SYMBOL(usb_register_dev);
* call to usb_register_dev() (usually when the device is disconnected
* from the system.)
*
- * This function also cleans up the devfs file for the usb device, if devfs
- * is enabled, and removes the usb class device from the sysfs tree.
- *
+ * This function also removes the usb class device from the sysfs tree.
+ *
* This should be called by all drivers that use the USB major number.
*/
void usb_deregister_dev(struct usb_interface *intf,
diff --git a/drivers/usb/image/mdc800.c b/drivers/usb/image/mdc800.c
--- a/drivers/usb/image/mdc800.c
+++ b/drivers/usb/image/mdc800.c
@@ -425,9 +425,8 @@ static void mdc800_usb_download_notify (
static struct usb_driver mdc800_usb_driver;
static struct file_operations mdc800_device_ops;
static struct usb_class_driver mdc800_class = {
- .name = "usb/mdc800%d",
+ .name = "mdc800%d",
.fops = &mdc800_device_ops,
- .mode = S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP,
.minor_base = MDC800_DEVICE_MINOR_BASE,
};

diff --git a/drivers/usb/input/aiptek.c b/drivers/usb/input/aiptek.c
--- a/drivers/usb/input/aiptek.c
+++ b/drivers/usb/input/aiptek.c
@@ -2170,7 +2170,7 @@ aiptek_probe(struct usb_interface *intf,
* input_handles associated with this input device.
* What identifies an evdev input_handler is that it begins
* with 'event', continues with a digit, and that in turn
- * is mapped to /{devfs}/input/eventN.
+ * is mapped to input/eventN.
*/
inputdev = &aiptek->inputdev;
list_for_each_safe(node, next, &inputdev->h_list) {
diff --git a/drivers/usb/input/hiddev.c b/drivers/usb/input/hiddev.c
--- a/drivers/usb/input/hiddev.c
+++ b/drivers/usb/input/hiddev.c
@@ -730,9 +730,8 @@ static struct file_operations hiddev_fop
};

static struct usb_class_driver hiddev_class = {
- .name = "usb/hid/hiddev%d",
+ .name = "hiddev%d",
.fops = &hiddev_fops,
- .mode = S_IFCHR | S_IRUGO | S_IWUSR,
.minor_base = HIDDEV_MINOR_BASE,
};

diff --git a/drivers/usb/media/dabusb.c b/drivers/usb/media/dabusb.c
--- a/drivers/usb/media/dabusb.c
+++ b/drivers/usb/media/dabusb.c
@@ -707,9 +707,8 @@ static struct file_operations dabusb_fop
};

static struct usb_class_driver dabusb_class = {
- .name = "usb/dabusb%d",
+ .name = "dabusb%d",
.fops = &dabusb_fops,
- .mode = S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP,
.minor_base = DABUSB_MINOR,
};

diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c
--- a/drivers/usb/misc/auerswald.c
+++ b/drivers/usb/misc/auerswald.c
@@ -1874,9 +1874,8 @@ static struct file_operations auerswald_
};

static struct usb_class_driver auerswald_class = {
- .name = "usb/auer%d",
+ .name = "auer%d",
.fops = &auerswald_fops,
- .mode = S_IFCHR | S_IRUGO | S_IWUGO,
.minor_base = AUER_MINOR_BASE,
};

diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c
--- a/drivers/usb/misc/idmouse.c
+++ b/drivers/usb/misc/idmouse.c
@@ -86,11 +86,10 @@ static struct file_operations idmouse_fo
.release = idmouse_release,
};

-/* class driver information for devfs */
+/* class driver information */
static struct usb_class_driver idmouse_class = {
- .name = "usb/idmouse%d",
+ .name = "idmouse%d",
.fops = &idmouse_fops,
- .mode = S_IFCHR | S_IRUSR | S_IRGRP | S_IROTH, /* filemode (char, 444) */
.minor_base = USB_IDMOUSE_MINOR_BASE,
};

diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -271,12 +271,11 @@ static struct file_operations tower_fops

/*
* usb class driver info in order to get a minor number from the usb core,
- * and to have the device registered with devfs and the driver core
+ * and to have the device registered with the driver core
*/
static struct usb_class_driver tower_class = {
- .name = "usb/legousbtower%d",
+ .name = "legousbtower%d",
.fops = &tower_fops,
- .mode = S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH,
.minor_base = LEGO_USB_TOWER_MINOR_BASE,
};

diff --git a/drivers/usb/misc/rio500.c b/drivers/usb/misc/rio500.c
--- a/drivers/usb/misc/rio500.c
+++ b/drivers/usb/misc/rio500.c
@@ -443,9 +443,8 @@ file_operations usb_rio_fops = {
};

static struct usb_class_driver usb_rio_class = {
- .name = "usb/rio500%d",
+ .name = "rio500%d",
.fops = &usb_rio_fops,
- .mode = S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP,
.minor_base = RIO_MINOR,
};

diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -2895,9 +2895,8 @@ static struct file_operations usb_sisusb
};

static struct usb_class_driver usb_sisusb_class = {
- .name = "usb/sisusbvga%d",
+ .name = "sisusbvga%d",
.fops = &usb_sisusb_fops,
- .mode = S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP,
.minor_base = SISUSB_MINOR
};

diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c
--- a/drivers/usb/misc/usblcd.c
+++ b/drivers/usb/misc/usblcd.c
@@ -251,13 +251,12 @@ static struct file_operations lcd_fops =
};

/*
- * * usb class driver info in order to get a minor number from the usb core,
- * * and to have the device registered with devfs and the driver core
- * */
+ * usb class driver info in order to get a minor number from the usb core,
+ * and to have the device registered with the driver core
+ */
static struct usb_class_driver lcd_class = {
- .name = "usb/lcd%d",
+ .name = "lcd%d",
.fops = &lcd_fops,
- .mode = S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH,
.minor_base = USBLCD_MINOR,
};

diff --git a/drivers/usb/usb-skeleton.c b/drivers/usb/usb-skeleton.c
--- a/drivers/usb/usb-skeleton.c
+++ b/drivers/usb/usb-skeleton.c
@@ -223,9 +223,8 @@ static struct file_operations skel_fops
* and to have the device registered with devfs and the driver core
*/
static struct usb_class_driver skel_class = {
- .name = "usb/skel%d",
+ .name = "skel%d",
.fops = &skel_fops,
- .mode = S_IFCHR | S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH,
.minor_base = USB_SKEL_MINOR_BASE,
};

diff --git a/include/linux/usb.h b/include/linux/usb.h
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -570,10 +570,8 @@ extern struct bus_type usb_bus_type;

/**
* struct usb_class_driver - identifies a USB driver that wants to use the USB major number
- * @name: devfs name for this driver. Will also be used by the driver
- * class code to create a usb class device.
+ * @name: the usb class device name for this driver. Will show up in sysfs.
* @fops: pointer to the struct file_operations of this driver.
- * @mode: the mode for the devfs file to be created for this driver.
* @minor_base: the start of the minor range for this driver.
*
* This structure is used for the usb_register_dev() and
@@ -583,8 +581,7 @@ extern struct bus_type usb_bus_type;
struct usb_class_driver {
char *name;
struct file_operations *fops;
- mode_t mode;
- int minor_base;
+ int minor_base;
};

/*

-
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