linux-kernel - [RESEND] staging: vc04_services: convert to DEFINE_SHOW

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Message-Id: <20181215090113.27847-1-tiny.windzz@gmail.com>
Date:   Sat, 15 Dec 2018 04:01:13 -0500
From:   Yangtao Li <tiny.windzz@...il.com>
To:     eric@...olt.net, stefan.wahren@...e.com,
        gregkh@...uxfoundation.org, colin.king@...onical.com
Cc:     linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, Yangtao Li <tiny.windzz@...il.com>
Subject: [RESEND] staging: vc04_services: convert to DEFINE_SHOW_ATTRIBUTE

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
---
 .../interface/vchiq_arm/vchiq_debugfs.c            | 14 +-------------
 1 file changed, 1 insertion(+), 13 deletions(-)

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