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Message-Id: <20171122211546.5682-1-andriy.shevchenko@linux.intel.com>
Date: Wed, 22 Nov 2017 23:15:46 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Marcel Holtmann <marcel@...tmann.org>,
Johan Hedberg <johan.hedberg@...il.com>,
linux-bluetooth@...r.kernel.org,
"David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1] Bluetooth: introduce DEFINE_SHOW_ATTRIBUTE() macro
This macro deduplicates a lot of similar code across the hci_debugfs.c
module. Targeting to be moved to seq_file.h eventually.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
net/bluetooth/hci_debugfs.c | 184 +++++---------------------------------------
1 file changed, 18 insertions(+), 166 deletions(-)
diff --git a/net/bluetooth/hci_debugfs.c b/net/bluetooth/hci_debugfs.c
index 63df63ebfb24..d4174d508cbf 100644
--- a/net/bluetooth/hci_debugfs.c
+++ b/net/bluetooth/hci_debugfs.c
@@ -88,6 +88,9 @@ static int __name ## _show(struct seq_file *f, void *ptr) \
return 0; \
} \
\
+DEFINE_SHOW_ATTRIBUTE(__name)
+
+#define DEFINE_SHOW_ATTRIBUTE(__name) \
static int __name ## _open(struct inode *inode, struct file *file) \
{ \
return single_open(file, __name ## _show, inode->i_private); \
@@ -126,17 +129,7 @@ static int features_show(struct seq_file *f, void *ptr)
return 0;
}
-static int features_open(struct inode *inode, struct file *file)
-{
- return single_open(file, features_show, inode->i_private);
-}
-
-static const struct file_operations features_fops = {
- .open = features_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(features);
static int device_id_show(struct seq_file *f, void *ptr)
{
@@ -150,17 +143,7 @@ static int device_id_show(struct seq_file *f, void *ptr)
return 0;
}
-static int device_id_open(struct inode *inode, struct file *file)
-{
- return single_open(file, device_id_show, inode->i_private);
-}
-
-static const struct file_operations device_id_fops = {
- .open = device_id_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(device_id);
static int device_list_show(struct seq_file *f, void *ptr)
{
@@ -180,17 +163,7 @@ static int device_list_show(struct seq_file *f, void *ptr)
return 0;
}
-static int device_list_open(struct inode *inode, struct file *file)
-{
- return single_open(file, device_list_show, inode->i_private);
-}
-
-static const struct file_operations device_list_fops = {
- .open = device_list_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(device_list);
static int blacklist_show(struct seq_file *f, void *p)
{
@@ -205,17 +178,7 @@ static int blacklist_show(struct seq_file *f, void *p)
return 0;
}
-static int blacklist_open(struct inode *inode, struct file *file)
-{
- return single_open(file, blacklist_show, inode->i_private);
-}
-
-static const struct file_operations blacklist_fops = {
- .open = blacklist_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(blacklist);
static int uuids_show(struct seq_file *f, void *p)
{
@@ -240,17 +203,7 @@ static int uuids_show(struct seq_file *f, void *p)
return 0;
}
-static int uuids_open(struct inode *inode, struct file *file)
-{
- return single_open(file, uuids_show, inode->i_private);
-}
-
-static const struct file_operations uuids_fops = {
- .open = uuids_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(uuids);
static int remote_oob_show(struct seq_file *f, void *ptr)
{
@@ -269,17 +222,7 @@ static int remote_oob_show(struct seq_file *f, void *ptr)
return 0;
}
-static int remote_oob_open(struct inode *inode, struct file *file)
-{
- return single_open(file, remote_oob_show, inode->i_private);
-}
-
-static const struct file_operations remote_oob_fops = {
- .open = remote_oob_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(remote_oob);
static int conn_info_min_age_set(void *data, u64 val)
{
@@ -443,17 +386,7 @@ static int inquiry_cache_show(struct seq_file *f, void *p)
return 0;
}
-static int inquiry_cache_open(struct inode *inode, struct file *file)
-{
- return single_open(file, inquiry_cache_show, inode->i_private);
-}
-
-static const struct file_operations inquiry_cache_fops = {
- .open = inquiry_cache_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(inquiry_cache);
static int link_keys_show(struct seq_file *f, void *ptr)
{
@@ -469,17 +402,7 @@ static int link_keys_show(struct seq_file *f, void *ptr)
return 0;
}
-static int link_keys_open(struct inode *inode, struct file *file)
-{
- return single_open(file, link_keys_show, inode->i_private);
-}
-
-static const struct file_operations link_keys_fops = {
- .open = link_keys_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(link_keys);
static int dev_class_show(struct seq_file *f, void *ptr)
{
@@ -493,17 +416,7 @@ static int dev_class_show(struct seq_file *f, void *ptr)
return 0;
}
-static int dev_class_open(struct inode *inode, struct file *file)
-{
- return single_open(file, dev_class_show, inode->i_private);
-}
-
-static const struct file_operations dev_class_fops = {
- .open = dev_class_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(dev_class);
static int voice_setting_get(void *data, u64 *val)
{
@@ -692,17 +605,7 @@ static int identity_show(struct seq_file *f, void *p)
return 0;
}
-static int identity_open(struct inode *inode, struct file *file)
-{
- return single_open(file, identity_show, inode->i_private);
-}
-
-static const struct file_operations identity_fops = {
- .open = identity_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(identity);
static int rpa_timeout_set(void *data, u64 val)
{
@@ -746,17 +649,7 @@ static int random_address_show(struct seq_file *f, void *p)
return 0;
}
-static int random_address_open(struct inode *inode, struct file *file)
-{
- return single_open(file, random_address_show, inode->i_private);
-}
-
-static const struct file_operations random_address_fops = {
- .open = random_address_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(random_address);
static int static_address_show(struct seq_file *f, void *p)
{
@@ -769,17 +662,7 @@ static int static_address_show(struct seq_file *f, void *p)
return 0;
}
-static int static_address_open(struct inode *inode, struct file *file)
-{
- return single_open(file, static_address_show, inode->i_private);
-}
-
-static const struct file_operations static_address_fops = {
- .open = static_address_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(static_address);
static ssize_t force_static_address_read(struct file *file,
char __user *user_buf,
@@ -841,17 +724,7 @@ static int white_list_show(struct seq_file *f, void *ptr)
return 0;
}
-static int white_list_open(struct inode *inode, struct file *file)
-{
- return single_open(file, white_list_show, inode->i_private);
-}
-
-static const struct file_operations white_list_fops = {
- .open = white_list_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(white_list);
static int identity_resolving_keys_show(struct seq_file *f, void *ptr)
{
@@ -869,18 +742,7 @@ static int identity_resolving_keys_show(struct seq_file *f, void *ptr)
return 0;
}
-static int identity_resolving_keys_open(struct inode *inode, struct file *file)
-{
- return single_open(file, identity_resolving_keys_show,
- inode->i_private);
-}
-
-static const struct file_operations identity_resolving_keys_fops = {
- .open = identity_resolving_keys_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(identity_resolving_keys);
static int long_term_keys_show(struct seq_file *f, void *ptr)
{
@@ -898,17 +760,7 @@ static int long_term_keys_show(struct seq_file *f, void *ptr)
return 0;
}
-static int long_term_keys_open(struct inode *inode, struct file *file)
-{
- return single_open(file, long_term_keys_show, inode->i_private);
-}
-
-static const struct file_operations long_term_keys_fops = {
- .open = long_term_keys_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(long_term_keys);
static int conn_min_interval_set(void *data, u64 val)
{
--
2.15.0
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