All of lore.kernel.org
 help / color / mirror / Atom feed
From: Yangtao Li <tiny.windzz@gmail.com>
To: gregkh@linuxfoundation.org, pure.logic@nexus-software.ie,
	johan@kernel.org, elder@kernel.org, david.kershner@unisys.com,
	eric@anholt.net, stefan.wahren@i2se.com, viro@zeniv.linux.org.uk,
	kernelpatch@126.com, natechancellor@gmail.com,
	keescook@chromium.org, colin.king@canonical.com
Cc: devel@driverdev.osuosl.org, Yangtao Li <tiny.windzz@gmail.com>,
	sparmaintainer@unisys.com, linux-kernel@vger.kernel.org,
	greybus-dev@lists.linaro.org,
	linux-rpi-kernel@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org
Subject: [PATCH] staging: convert to DEFINE_SHOW_ATTRIBUTE
Date: Sun,  9 Dec 2018 11:27:42 -0500	[thread overview]
Message-ID: <20181209162742.19767-1-tiny.windzz@gmail.com> (raw)

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
 drivers/staging/fwserial/fwserial.c           | 32 +++----------------
 drivers/staging/greybus/loopback.c            | 16 ++--------
 drivers/staging/rtlwifi/debug.c               | 23 ++++---------
 .../staging/unisys/visorhba/visorhba_main.c   | 14 +-------
 .../interface/vchiq_arm/vchiq_debugfs.c       | 14 +-------
 5 files changed, 14 insertions(+), 85 deletions(-)

diff --git a/drivers/staging/fwserial/fwserial.c b/drivers/staging/fwserial/fwserial.c
index 173f451b86b7..3e416f5bbcba 100644
--- a/drivers/staging/fwserial/fwserial.c
+++ b/drivers/staging/fwserial/fwserial.c
@@ -1458,7 +1458,7 @@ static int fwtty_proc_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static int fwtty_debugfs_stats_show(struct seq_file *m, void *v)
+static int fwtty_stats_show(struct seq_file *m, void *v)
 {
 	struct fw_serial *serial = m->private;
 	struct fwtty_port *port;
@@ -1476,8 +1476,9 @@ static int fwtty_debugfs_stats_show(struct seq_file *m, void *v)
 	}
 	return 0;
 }
+DEFINE_SHOW_ATTRIBUTE(fwtty_stats);
 
-static int fwtty_debugfs_peers_show(struct seq_file *m, void *v)
+static int fwtty_peers_show(struct seq_file *m, void *v)
 {
 	struct fw_serial *serial = m->private;
 	struct fwtty_peer *peer;
@@ -1491,32 +1492,7 @@ static int fwtty_debugfs_peers_show(struct seq_file *m, void *v)
 	rcu_read_unlock();
 	return 0;
 }
-
-static int fwtty_stats_open(struct inode *inode, struct file *fp)
-{
-	return single_open(fp, fwtty_debugfs_stats_show, inode->i_private);
-}
-
-static int fwtty_peers_open(struct inode *inode, struct file *fp)
-{
-	return single_open(fp, fwtty_debugfs_peers_show, inode->i_private);
-}
-
-static const struct file_operations fwtty_stats_fops = {
-	.owner =	THIS_MODULE,
-	.open =		fwtty_stats_open,
-	.read =		seq_read,
-	.llseek =	seq_lseek,
-	.release =	single_release,
-};
-
-static const struct file_operations fwtty_peers_fops = {
-	.owner =	THIS_MODULE,
-	.open =		fwtty_peers_open,
-	.read =		seq_read,
-	.llseek =	seq_lseek,
-	.release =	single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(fwtty_peers);
 
 static const struct tty_port_operations fwtty_port_ops = {
 	.dtr_rts =		fwtty_port_dtr_rts,
diff --git a/drivers/staging/greybus/loopback.c b/drivers/staging/greybus/loopback.c
index 7080294f705c..33cda7527714 100644
--- a/drivers/staging/greybus/loopback.c
+++ b/drivers/staging/greybus/loopback.c
@@ -973,19 +973,7 @@ static int gb_loopback_dbgfs_latency_show(struct seq_file *s, void *unused)
 	return gb_loopback_dbgfs_latency_show_common(s, &gb->kfifo_lat,
 						     &gb->mutex);
 }
-
-static int gb_loopback_latency_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, gb_loopback_dbgfs_latency_show,
-			   inode->i_private);
-}
-
-static const struct file_operations gb_loopback_debugfs_latency_ops = {
-	.open		= gb_loopback_latency_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(gb_loopback_dbgfs_latency);
 
 static int gb_loopback_bus_id_compare(void *priv, struct list_head *lha,
 				      struct list_head *lhb)
@@ -1076,7 +1064,7 @@ static int gb_loopback_probe(struct gb_bundle *bundle,
 	snprintf(name, sizeof(name), "raw_latency_%s",
 		 dev_name(&connection->bundle->dev));
 	gb->file = debugfs_create_file(name, S_IFREG | 0444, gb_dev.root, gb,
-				       &gb_loopback_debugfs_latency_ops);
+				       &gb_loopback_dbgfs_latency_fops);
 
 	gb->id = ida_simple_get(&loopback_ida, 0, 0, GFP_KERNEL);
 	if (gb->id < 0) {
diff --git a/drivers/staging/rtlwifi/debug.c b/drivers/staging/rtlwifi/debug.c
index 8999feda29b4..543889923864 100644
--- a/drivers/staging/rtlwifi/debug.c
+++ b/drivers/staging/rtlwifi/debug.c
@@ -79,24 +79,13 @@ struct rtl_debugfs_priv {
 
 static struct dentry *debugfs_topdir;
 
-static int rtl_debug_get_common(struct seq_file *m, void *v)
+static int common_show(struct seq_file *m, void *v)
 {
 	struct rtl_debugfs_priv *debugfs_priv = m->private;
 
 	return debugfs_priv->cb_read(m, v);
 }
-
-static int dl_debug_open_common(struct inode *inode, struct file *file)
-{
-	return single_open(file, rtl_debug_get_common, inode->i_private);
-}
-
-static const struct file_operations file_ops_common = {
-	.open = dl_debug_open_common,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(common);
 
 static int rtl_debug_get_mac_page(struct seq_file *m, void *v)
 {
@@ -439,7 +428,7 @@ static ssize_t rtl_debugfs_common_write(struct file *filp,
 	return debugfs_priv->cb_write(filp, buffer, count, loff);
 }
 
-static const struct file_operations file_ops_common_write = {
+static const struct file_operations common_write_fops = {
 	.owner = THIS_MODULE,
 	.write = rtl_debugfs_common_write,
 	.open = simple_open,
@@ -488,7 +477,7 @@ static int rtl_debugfs_open_rw(struct inode *inode, struct file *filp)
 	int ret = 0;
 
 	if (filp->f_mode & FMODE_READ)
-		ret = single_open(filp, rtl_debug_get_common, inode->i_private);
+		ret = single_open(filp, common_show, inode->i_private);
 	else
 		filp->private_data = inode->i_private;
 
@@ -509,7 +498,7 @@ static struct rtl_debugfs_priv rtl_debug_priv_phydm_cmd = {
 	.cb_data = 0,
 };
 
-static const struct file_operations file_ops_common_rw = {
+static const struct file_operations common_rw_fops = {
 	.owner = THIS_MODULE,
 	.open = rtl_debugfs_open_rw,
 	.release = rtl_debugfs_close_rw,
@@ -523,7 +512,7 @@ static const struct file_operations file_ops_common_rw = {
 		rtl_debug_priv_ ##name.rtlpriv = rtlpriv;		   \
 		debugfs_create_file(#name, mode, parent,		   \
 				    &rtl_debug_priv_ ##name,		   \
-				    &file_ops_ ##fopname);		   \
+				    &fopname ##fops);		   	   \
 	} while (0)
 
 #define RTL_DEBUGFS_ADD(name)						   \
diff --git a/drivers/staging/unisys/visorhba/visorhba_main.c b/drivers/staging/unisys/visorhba/visorhba_main.c
index 4fc521c51c0e..d0fed63c13a2 100644
--- a/drivers/staging/unisys/visorhba/visorhba_main.c
+++ b/drivers/staging/unisys/visorhba/visorhba_main.c
@@ -681,19 +681,7 @@ static int info_debugfs_show(struct seq_file *seq, void *v)
 
 	return 0;
 }
-
-static int info_debugfs_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, info_debugfs_show, inode->i_private);
-}
-
-static const struct file_operations info_debugfs_fops = {
-	.owner = THIS_MODULE,
-	.open = info_debugfs_open,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(info_debugfs);
 
 /*
  * complete_taskmgmt_command - Complete task management
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c
index 6a9e71a61142..46ba21967820 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c
@@ -153,19 +153,7 @@ static int debugfs_usecount_show(struct seq_file *f, void *offset)
 
 	return 0;
 }
-
-static int debugfs_usecount_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, debugfs_usecount_show, inode->i_private);
-}
-
-static const struct file_operations debugfs_usecount_fops = {
-	.owner		= THIS_MODULE,
-	.open		= debugfs_usecount_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(debugfs_usecount);
 
 static int debugfs_trace_show(struct seq_file *f, void *offset)
 {
-- 
2.17.0


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

WARNING: multiple messages have this Message-ID (diff)
From: Yangtao Li <tiny.windzz@gmail.com>
To: gregkh@linuxfoundation.org, pure.logic@nexus-software.ie,
	johan@kernel.org, elder@kernel.org, david.kershner@unisys.com,
	eric@anholt.net, stefan.wahren@i2se.com, viro@zeniv.linux.org.uk,
	kernelpatch@126.com, natechancellor@gmail.com,
	keescook@chromium.org, colin.king@canonical.com
Cc: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org,
	greybus-dev@lists.linaro.org, sparmaintainer@unisys.com,
	linux-rpi-kernel@lists.infradead.org,
	linux-arm-kernel@lists.infradead.org,
	Yangtao Li <tiny.windzz@gmail.com>
Subject: [PATCH] staging: convert to DEFINE_SHOW_ATTRIBUTE
Date: Sun,  9 Dec 2018 11:27:42 -0500	[thread overview]
Message-ID: <20181209162742.19767-1-tiny.windzz@gmail.com> (raw)

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
 drivers/staging/fwserial/fwserial.c           | 32 +++----------------
 drivers/staging/greybus/loopback.c            | 16 ++--------
 drivers/staging/rtlwifi/debug.c               | 23 ++++---------
 .../staging/unisys/visorhba/visorhba_main.c   | 14 +-------
 .../interface/vchiq_arm/vchiq_debugfs.c       | 14 +-------
 5 files changed, 14 insertions(+), 85 deletions(-)

diff --git a/drivers/staging/fwserial/fwserial.c b/drivers/staging/fwserial/fwserial.c
index 173f451b86b7..3e416f5bbcba 100644
--- a/drivers/staging/fwserial/fwserial.c
+++ b/drivers/staging/fwserial/fwserial.c
@@ -1458,7 +1458,7 @@ static int fwtty_proc_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static int fwtty_debugfs_stats_show(struct seq_file *m, void *v)
+static int fwtty_stats_show(struct seq_file *m, void *v)
 {
 	struct fw_serial *serial = m->private;
 	struct fwtty_port *port;
@@ -1476,8 +1476,9 @@ static int fwtty_debugfs_stats_show(struct seq_file *m, void *v)
 	}
 	return 0;
 }
+DEFINE_SHOW_ATTRIBUTE(fwtty_stats);
 
-static int fwtty_debugfs_peers_show(struct seq_file *m, void *v)
+static int fwtty_peers_show(struct seq_file *m, void *v)
 {
 	struct fw_serial *serial = m->private;
 	struct fwtty_peer *peer;
@@ -1491,32 +1492,7 @@ static int fwtty_debugfs_peers_show(struct seq_file *m, void *v)
 	rcu_read_unlock();
 	return 0;
 }
-
-static int fwtty_stats_open(struct inode *inode, struct file *fp)
-{
-	return single_open(fp, fwtty_debugfs_stats_show, inode->i_private);
-}
-
-static int fwtty_peers_open(struct inode *inode, struct file *fp)
-{
-	return single_open(fp, fwtty_debugfs_peers_show, inode->i_private);
-}
-
-static const struct file_operations fwtty_stats_fops = {
-	.owner =	THIS_MODULE,
-	.open =		fwtty_stats_open,
-	.read =		seq_read,
-	.llseek =	seq_lseek,
-	.release =	single_release,
-};
-
-static const struct file_operations fwtty_peers_fops = {
-	.owner =	THIS_MODULE,
-	.open =		fwtty_peers_open,
-	.read =		seq_read,
-	.llseek =	seq_lseek,
-	.release =	single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(fwtty_peers);
 
 static const struct tty_port_operations fwtty_port_ops = {
 	.dtr_rts =		fwtty_port_dtr_rts,
diff --git a/drivers/staging/greybus/loopback.c b/drivers/staging/greybus/loopback.c
index 7080294f705c..33cda7527714 100644
--- a/drivers/staging/greybus/loopback.c
+++ b/drivers/staging/greybus/loopback.c
@@ -973,19 +973,7 @@ static int gb_loopback_dbgfs_latency_show(struct seq_file *s, void *unused)
 	return gb_loopback_dbgfs_latency_show_common(s, &gb->kfifo_lat,
 						     &gb->mutex);
 }
-
-static int gb_loopback_latency_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, gb_loopback_dbgfs_latency_show,
-			   inode->i_private);
-}
-
-static const struct file_operations gb_loopback_debugfs_latency_ops = {
-	.open		= gb_loopback_latency_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(gb_loopback_dbgfs_latency);
 
 static int gb_loopback_bus_id_compare(void *priv, struct list_head *lha,
 				      struct list_head *lhb)
@@ -1076,7 +1064,7 @@ static int gb_loopback_probe(struct gb_bundle *bundle,
 	snprintf(name, sizeof(name), "raw_latency_%s",
 		 dev_name(&connection->bundle->dev));
 	gb->file = debugfs_create_file(name, S_IFREG | 0444, gb_dev.root, gb,
-				       &gb_loopback_debugfs_latency_ops);
+				       &gb_loopback_dbgfs_latency_fops);
 
 	gb->id = ida_simple_get(&loopback_ida, 0, 0, GFP_KERNEL);
 	if (gb->id < 0) {
diff --git a/drivers/staging/rtlwifi/debug.c b/drivers/staging/rtlwifi/debug.c
index 8999feda29b4..543889923864 100644
--- a/drivers/staging/rtlwifi/debug.c
+++ b/drivers/staging/rtlwifi/debug.c
@@ -79,24 +79,13 @@ struct rtl_debugfs_priv {
 
 static struct dentry *debugfs_topdir;
 
-static int rtl_debug_get_common(struct seq_file *m, void *v)
+static int common_show(struct seq_file *m, void *v)
 {
 	struct rtl_debugfs_priv *debugfs_priv = m->private;
 
 	return debugfs_priv->cb_read(m, v);
 }
-
-static int dl_debug_open_common(struct inode *inode, struct file *file)
-{
-	return single_open(file, rtl_debug_get_common, inode->i_private);
-}
-
-static const struct file_operations file_ops_common = {
-	.open = dl_debug_open_common,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(common);
 
 static int rtl_debug_get_mac_page(struct seq_file *m, void *v)
 {
@@ -439,7 +428,7 @@ static ssize_t rtl_debugfs_common_write(struct file *filp,
 	return debugfs_priv->cb_write(filp, buffer, count, loff);
 }
 
-static const struct file_operations file_ops_common_write = {
+static const struct file_operations common_write_fops = {
 	.owner = THIS_MODULE,
 	.write = rtl_debugfs_common_write,
 	.open = simple_open,
@@ -488,7 +477,7 @@ static int rtl_debugfs_open_rw(struct inode *inode, struct file *filp)
 	int ret = 0;
 
 	if (filp->f_mode & FMODE_READ)
-		ret = single_open(filp, rtl_debug_get_common, inode->i_private);
+		ret = single_open(filp, common_show, inode->i_private);
 	else
 		filp->private_data = inode->i_private;
 
@@ -509,7 +498,7 @@ static struct rtl_debugfs_priv rtl_debug_priv_phydm_cmd = {
 	.cb_data = 0,
 };
 
-static const struct file_operations file_ops_common_rw = {
+static const struct file_operations common_rw_fops = {
 	.owner = THIS_MODULE,
 	.open = rtl_debugfs_open_rw,
 	.release = rtl_debugfs_close_rw,
@@ -523,7 +512,7 @@ static const struct file_operations file_ops_common_rw = {
 		rtl_debug_priv_ ##name.rtlpriv = rtlpriv;		   \
 		debugfs_create_file(#name, mode, parent,		   \
 				    &rtl_debug_priv_ ##name,		   \
-				    &file_ops_ ##fopname);		   \
+				    &fopname ##fops);		   	   \
 	} while (0)
 
 #define RTL_DEBUGFS_ADD(name)						   \
diff --git a/drivers/staging/unisys/visorhba/visorhba_main.c b/drivers/staging/unisys/visorhba/visorhba_main.c
index 4fc521c51c0e..d0fed63c13a2 100644
--- a/drivers/staging/unisys/visorhba/visorhba_main.c
+++ b/drivers/staging/unisys/visorhba/visorhba_main.c
@@ -681,19 +681,7 @@ static int info_debugfs_show(struct seq_file *seq, void *v)
 
 	return 0;
 }
-
-static int info_debugfs_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, info_debugfs_show, inode->i_private);
-}
-
-static const struct file_operations info_debugfs_fops = {
-	.owner = THIS_MODULE,
-	.open = info_debugfs_open,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(info_debugfs);
 
 /*
  * complete_taskmgmt_command - Complete task management
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c
index 6a9e71a61142..46ba21967820 100644
--- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c
+++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_debugfs.c
@@ -153,19 +153,7 @@ static int debugfs_usecount_show(struct seq_file *f, void *offset)
 
 	return 0;
 }
-
-static int debugfs_usecount_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, debugfs_usecount_show, inode->i_private);
-}
-
-static const struct file_operations debugfs_usecount_fops = {
-	.owner		= THIS_MODULE,
-	.open		= debugfs_usecount_open,
-	.read		= seq_read,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(debugfs_usecount);
 
 static int debugfs_trace_show(struct seq_file *f, void *offset)
 {
-- 
2.17.0


             reply	other threads:[~2018-12-09 16:28 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-09 16:27 Yangtao Li [this message]
2018-12-09 16:27 ` [PATCH] staging: convert to DEFINE_SHOW_ATTRIBUTE Yangtao Li
2018-12-12 10:36 ` Greg KH
2018-12-12 10:36   ` Greg KH

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20181209162742.19767-1-tiny.windzz@gmail.com \
    --to=tiny.windzz@gmail.com \
    --cc=colin.king@canonical.com \
    --cc=david.kershner@unisys.com \
    --cc=devel@driverdev.osuosl.org \
    --cc=elder@kernel.org \
    --cc=eric@anholt.net \
    --cc=gregkh@linuxfoundation.org \
    --cc=greybus-dev@lists.linaro.org \
    --cc=johan@kernel.org \
    --cc=keescook@chromium.org \
    --cc=kernelpatch@126.com \
    --cc=linux-arm-kernel@lists.infradead.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-rpi-kernel@lists.infradead.org \
    --cc=natechancellor@gmail.com \
    --cc=pure.logic@nexus-software.ie \
    --cc=sparmaintainer@unisys.com \
    --cc=stefan.wahren@i2se.com \
    --cc=viro@zeniv.linux.org.uk \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.