linux-kernel - [PATCH] net: qca_spi: convert to DEFINE_SHOW

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Message-Id: <20181203142638.13178-1-tiny.windzz@gmail.com>
Date:   Mon,  3 Dec 2018 09:26:38 -0500
From:   Yangtao Li <tiny.windzz@...il.com>
To:     davem@...emloft.net, stefan.wahren@...e.com, joe@...ches.com,
        michael.heimpold@...e.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Yangtao Li <tiny.windzz@...il.com>
Subject: [PATCH] net: qca_spi: convert to DEFINE_SHOW_ATTRIBUTE

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@...il.com>
---
 drivers/net/ethernet/qualcomm/qca_debug.c | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/drivers/net/ethernet/qualcomm/qca_debug.c b/drivers/net/ethernet/qualcomm/qca_debug.c
index a9f1bc013364..264ddc0159ec 100644
--- a/drivers/net/ethernet/qualcomm/qca_debug.c
+++ b/drivers/net/ethernet/qualcomm/qca_debug.c
@@ -125,19 +125,7 @@ qcaspi_info_show(struct seq_file *s, void *what)
 
 	return 0;
 }
-
-static int
-qcaspi_info_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, qcaspi_info_show, inode->i_private);
-}
-
-static const struct file_operations qcaspi_info_ops = {
-	.open = qcaspi_info_open,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(qcaspi_info);
 
 void
 qcaspi_init_device_debugfs(struct qcaspi *qca)
@@ -153,7 +141,7 @@ qcaspi_init_device_debugfs(struct qcaspi *qca)
 		return;
 	}
 	debugfs_create_file("info", S_IFREG | 0444, device_root, qca,
-			    &qcaspi_info_ops);
+			    &qcaspi_info_fops);
 }
 
 void
-- 
2.17.0