linux-kernel - [PATCH -next] drm/komeda: Convert to DEFINE_SHOW

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Message-ID: <20200716090333.13334-1-miaoqinglang@huawei.com>
Date:   Thu, 16 Jul 2020 17:03:33 +0800
From:   Qinglang Miao <miaoqinglang@...wei.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "James (Qian) Wang" <james.qian.wang@....com>,
        Liviu Dudau <liviu.dudau@....com>,
        "Mihail Atanassov" <mihail.atanassov@....com>
CC:     <dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH -next] drm/komeda: Convert to DEFINE_SHOW_ATTRIBUTE

From: Liu Shixin <liushixin2@...wei.com>

Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Liu Shixin <liushixin2@...wei.com>
---
 drivers/gpu/drm/arm/display/komeda/komeda_dev.c | 13 +------------
 1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
index 0246b2e94..4a10e6b9e 100644
--- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
+++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
@@ -41,18 +41,7 @@ static int komeda_register_show(struct seq_file *sf, void *x)
 	return 0;
 }
 
-static int komeda_register_open(struct inode *inode, struct file *filp)
-{
-	return single_open(filp, komeda_register_show, inode->i_private);
-}
-
-static const struct file_operations komeda_register_fops = {
-	.owner		= THIS_MODULE,
-	.open		= komeda_register_open,
-	.read_iter		= seq_read_iter,
-	.llseek		= seq_lseek,
-	.release	= single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(komeda_register);
 
 #ifdef CONFIG_DEBUG_FS
 static void komeda_debugfs_init(struct komeda_dev *mdev)
-- 
2.17.1