linux-kernel - [PATCH -next] C6X: Convert to DEFINE_SHOW

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Date:   Thu, 16 Jul 2020 17:07:30 +0800
From:   Qinglang Miao <miaoqinglang@...wei.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mark Salter <msalter@...hat.com>,
        Aurelien Jacquiot <jacquiot.aurelien@...il.com>
CC:     <linux-c6x-dev@...ux-c6x.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] C6X: Convert to DEFINE_SHOW_ATTRIBUTE

From: Chen Huang <chenhuang5@...wei.com>

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Chen Huang <chenhuang5@...wei.com>
---
 arch/c6x/platforms/pll.c | 14 ++------------
 1 file changed, 2 insertions(+), 12 deletions(-)

diff --git a/arch/c6x/platforms/pll.c b/arch/c6x/platforms/pll.c
index a952faff1..366c9fe6a 100644
--- a/arch/c6x/platforms/pll.c
+++ b/arch/c6x/platforms/pll.c
@@ -417,22 +417,12 @@ static int c6x_ck_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static int c6x_ck_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, c6x_ck_show, NULL);
-}
-
-static const struct file_operations c6x_ck_operations = {
-	.open		= c6x_ck_open,
-	.read_iter		= seq_read_iter,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(c6x_ck);
 
 static int __init c6x_clk_debugfs_init(void)
 {
 	debugfs_create_file("c6x_clocks", S_IFREG | S_IRUGO, NULL, NULL,
-			    &c6x_ck_operations);
+			    &c6x_ck_fops);
 
 	return 0;
 }
-- 
2.17.1