[PATCH 5/5] HID: use kobj_to_dev()
From: Geliang Tang
Date: Sun Dec 27 2015 - 04:27:30 EST
Use kobj_to_dev() instead of open-coding it.
Signed-off-by: Geliang Tang <geliangtang@xxxxxxx>
---
drivers/hid/hid-core.c | 2 +-
drivers/hid/hid-roccat-arvo.c | 6 ++----
drivers/hid/hid-roccat-common.c | 6 ++----
drivers/hid/hid-roccat-isku.c | 6 ++----
drivers/hid/hid-roccat-kone.c | 12 ++++--------
drivers/hid/hid-roccat-koneplus.c | 12 ++++--------
drivers/hid/hid-roccat-kovaplus.c | 12 ++++--------
drivers/hid/hid-roccat-lua.c | 4 ++--
drivers/hid/hid-roccat-pyra.c | 15 +++++----------
drivers/hid/wacom_sys.c | 4 ++--
10 files changed, 28 insertions(+), 51 deletions(-)
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index ecf614b..afbf39d 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1571,7 +1571,7 @@ read_report_descriptor(struct file *filp, struct kobject *kobj,
struct bin_attribute *attr,
char *buf, loff_t off, size_t count)
{
- struct device *dev = container_of(kobj, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj);
struct hid_device *hdev = to_hid_device(dev);
if (off >= hdev->rsize)
diff --git a/drivers/hid/hid-roccat-arvo.c b/drivers/hid/hid-roccat-arvo.c
index 1948208..329c5d1 100644
--- a/drivers/hid/hid-roccat-arvo.c
+++ b/drivers/hid/hid-roccat-arvo.c
@@ -191,8 +191,7 @@ static ssize_t arvo_sysfs_write(struct file *fp,
struct kobject *kobj, void const *buf,
loff_t off, size_t count, size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct arvo_device *arvo = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -211,8 +210,7 @@ static ssize_t arvo_sysfs_read(struct file *fp,
struct kobject *kobj, void *buf, loff_t off,
size_t count, size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct arvo_device *arvo = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
diff --git a/drivers/hid/hid-roccat-common.c b/drivers/hid/hid-roccat-common.c
index 02e28e9..8155ac5 100644
--- a/drivers/hid/hid-roccat-common.c
+++ b/drivers/hid/hid-roccat-common.c
@@ -134,8 +134,7 @@ ssize_t roccat_common2_sysfs_read(struct file *fp, struct kobject *kobj,
char *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct roccat_common2_device *roccat_dev = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -158,8 +157,7 @@ ssize_t roccat_common2_sysfs_write(struct file *fp, struct kobject *kobj,
void const *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct roccat_common2_device *roccat_dev = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
diff --git a/drivers/hid/hid-roccat-isku.c b/drivers/hid/hid-roccat-isku.c
index bc62ed9..02db537 100644
--- a/drivers/hid/hid-roccat-isku.c
+++ b/drivers/hid/hid-roccat-isku.c
@@ -121,8 +121,7 @@ static ssize_t isku_sysfs_read(struct file *fp, struct kobject *kobj,
char *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct isku_device *isku = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -144,8 +143,7 @@ static ssize_t isku_sysfs_write(struct file *fp, struct kobject *kobj,
void const *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct isku_device *isku = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
diff --git a/drivers/hid/hid-roccat-kone.c b/drivers/hid/hid-roccat-kone.c
index c292650..bf4675a 100644
--- a/drivers/hid/hid-roccat-kone.c
+++ b/drivers/hid/hid-roccat-kone.c
@@ -269,8 +269,7 @@ static int kone_get_firmware_version(struct usb_device *usb_dev, int *result)
static ssize_t kone_sysfs_read_settings(struct file *fp, struct kobject *kobj,
struct bin_attribute *attr, char *buf,
loff_t off, size_t count) {
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct kone_device *kone = hid_get_drvdata(dev_get_drvdata(dev));
if (off >= sizeof(struct kone_settings))
@@ -294,8 +293,7 @@ static ssize_t kone_sysfs_read_settings(struct file *fp, struct kobject *kobj,
static ssize_t kone_sysfs_write_settings(struct file *fp, struct kobject *kobj,
struct bin_attribute *attr, char *buf,
loff_t off, size_t count) {
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct kone_device *kone = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval = 0, difference, old_profile;
@@ -332,8 +330,7 @@ static BIN_ATTR(settings, 0660, kone_sysfs_read_settings,
static ssize_t kone_sysfs_read_profilex(struct file *fp,
struct kobject *kobj, struct bin_attribute *attr,
char *buf, loff_t off, size_t count) {
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct kone_device *kone = hid_get_drvdata(dev_get_drvdata(dev));
if (off >= sizeof(struct kone_profile))
@@ -353,8 +350,7 @@ static ssize_t kone_sysfs_read_profilex(struct file *fp,
static ssize_t kone_sysfs_write_profilex(struct file *fp,
struct kobject *kobj, struct bin_attribute *attr,
char *buf, loff_t off, size_t count) {
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct kone_device *kone = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
struct kone_profile *profile;
diff --git a/drivers/hid/hid-roccat-koneplus.c b/drivers/hid/hid-roccat-koneplus.c
index 5e99fcd..09e8fc7 100644
--- a/drivers/hid/hid-roccat-koneplus.c
+++ b/drivers/hid/hid-roccat-koneplus.c
@@ -87,8 +87,7 @@ static ssize_t koneplus_sysfs_read(struct file *fp, struct kobject *kobj,
char *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -113,8 +112,7 @@ static ssize_t koneplus_sysfs_write(struct file *fp, struct kobject *kobj,
void const *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct koneplus_device *koneplus = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -193,8 +191,7 @@ static ssize_t koneplus_sysfs_read_profilex_settings(struct file *fp,
struct kobject *kobj, struct bin_attribute *attr, char *buf,
loff_t off, size_t count)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
ssize_t retval;
@@ -212,8 +209,7 @@ static ssize_t koneplus_sysfs_read_profilex_buttons(struct file *fp,
struct kobject *kobj, struct bin_attribute *attr, char *buf,
loff_t off, size_t count)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
ssize_t retval;
diff --git a/drivers/hid/hid-roccat-kovaplus.c b/drivers/hid/hid-roccat-kovaplus.c
index 9660477..43617fb 100644
--- a/drivers/hid/hid-roccat-kovaplus.c
+++ b/drivers/hid/hid-roccat-kovaplus.c
@@ -128,8 +128,7 @@ static ssize_t kovaplus_sysfs_read(struct file *fp, struct kobject *kobj,
char *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -154,8 +153,7 @@ static ssize_t kovaplus_sysfs_write(struct file *fp, struct kobject *kobj,
void const *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -221,8 +219,7 @@ static ssize_t kovaplus_sysfs_read_profilex_settings(struct file *fp,
struct kobject *kobj, struct bin_attribute *attr, char *buf,
loff_t off, size_t count)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
ssize_t retval;
@@ -240,8 +237,7 @@ static ssize_t kovaplus_sysfs_read_profilex_buttons(struct file *fp,
struct kobject *kobj, struct bin_attribute *attr, char *buf,
loff_t off, size_t count)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
ssize_t retval;
diff --git a/drivers/hid/hid-roccat-lua.c b/drivers/hid/hid-roccat-lua.c
index 65e2e76..ac1a731 100644
--- a/drivers/hid/hid-roccat-lua.c
+++ b/drivers/hid/hid-roccat-lua.c
@@ -30,7 +30,7 @@ static ssize_t lua_sysfs_read(struct file *fp, struct kobject *kobj,
char *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev = container_of(kobj, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj);
struct lua_device *lua = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -52,7 +52,7 @@ static ssize_t lua_sysfs_write(struct file *fp, struct kobject *kobj,
void const *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev = container_of(kobj, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj);
struct lua_device *lua = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
diff --git a/drivers/hid/hid-roccat-pyra.c b/drivers/hid/hid-roccat-pyra.c
index 47d7e74..b30aa7b 100644
--- a/drivers/hid/hid-roccat-pyra.c
+++ b/drivers/hid/hid-roccat-pyra.c
@@ -90,8 +90,7 @@ static ssize_t pyra_sysfs_read(struct file *fp, struct kobject *kobj,
char *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -116,8 +115,7 @@ static ssize_t pyra_sysfs_write(struct file *fp, struct kobject *kobj,
void const *buf, loff_t off, size_t count,
size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -191,8 +189,7 @@ static ssize_t pyra_sysfs_read_profilex_settings(struct file *fp,
struct kobject *kobj, struct bin_attribute *attr, char *buf,
loff_t off, size_t count)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
ssize_t retval;
@@ -210,8 +207,7 @@ static ssize_t pyra_sysfs_read_profilex_buttons(struct file *fp,
struct kobject *kobj, struct bin_attribute *attr, char *buf,
loff_t off, size_t count)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
ssize_t retval;
@@ -248,8 +244,7 @@ static ssize_t pyra_sysfs_write_settings(struct file *fp,
struct kobject *kobj, struct bin_attribute *attr, char *buf,
loff_t off, size_t count)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct pyra_device *pyra = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval = 0;
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index d821b16..5cb21dd 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -1130,7 +1130,7 @@ static ssize_t wacom_show_remote_mode(struct kobject *kobj,
struct kobj_attribute *kattr,
char *buf, int index)
{
- struct device *dev = container_of(kobj->parent, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj->parent);
struct hid_device *hdev = to_hid_device(dev);
struct wacom *wacom = hid_get_drvdata(hdev);
u8 mode;
@@ -1241,7 +1241,7 @@ static ssize_t wacom_store_unpair_remote(struct kobject *kobj,
const char *buf, size_t count)
{
unsigned char selector = 0;
- struct device *dev = container_of(kobj->parent, struct device, kobj);
+ struct device *dev = kobj_to_dev(kobj->parent);
struct hid_device *hdev = to_hid_device(dev);
struct wacom *wacom = hid_get_drvdata(hdev);
int err;
--
2.5.0
--
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