linux-kernel - [PATCH v3 03/13] usb: host: imx21: create debugfs directory under usb root

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Message-ID: <1573728085-29016-3-git-send-email-chunfeng.yun@mediatek.com>
Date:   Thu, 14 Nov 2019 18:41:15 +0800
From:   Chunfeng Yun <chunfeng.yun@...iatek.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Felipe Balbi <balbi@...nel.org>
CC:     Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        "Mauro Carvalho Chehab" <mchehab@...nel.org>,
        Peter Chen <Peter.Chen@....com>,
        "Minas Harutyunyan" <hminas@...opsys.com>,
        Cristian Birsan <cristian.birsan@...rochip.com>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>,
        Kevin Cernekee <cernekee@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        <bcm-kernel-feedback-list@...adcom.com>,
        Daniel Mack <daniel@...que.org>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>, "Bin Liu" <b-liu@...com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Stephen Boyd <swboyd@...omium.org>,
        Chunfeng Yun <chunfeng.yun@...iatek.com>,
        "Yoshihiro Shimoda" <yoshihiro.shimoda.uh@...esas.com>,
        Colin Ian King <colin.king@...onical.com>,
        Biju Das <biju.das@...renesas.com>,
        "Fabrizio Castro" <fabrizio.castro@...renesas.com>,
        "Gustavo A. R. Silva" <gustavo@...eddedor.com>,
        Yangtao Li <tiny.windzz@...il.com>,
        <linux-media@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-usb@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>
Subject: [PATCH v3 03/13] usb: host: imx21: create debugfs directory under usb root

Move it's directory from the root of the debugfs filesystem into
the root of usb

Signed-off-by: Chunfeng Yun <chunfeng.yun@...iatek.com>
---
v3: no changes

v2:
  1. abandon new API usb_debugfs_create_dir(), and use usb_debug_root
---
 drivers/usb/host/imx21-dbg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/host/imx21-dbg.c b/drivers/usb/host/imx21-dbg.c
index 7fcf1d9dd7f3..02a1344fbd6a 100644
--- a/drivers/usb/host/imx21-dbg.c
+++ b/drivers/usb/host/imx21-dbg.c
@@ -419,7 +419,7 @@ static void create_debug_files(struct imx21 *imx21)
 {
 	struct dentry *root;
 
-	root = debugfs_create_dir(dev_name(imx21->dev), NULL);
+	root = debugfs_create_dir(dev_name(imx21->dev), usb_debug_root);
 	imx21->debug_root = root;
 
 	debugfs_create_file("status", S_IRUGO, root, imx21, &debug_status_fops);
-- 
2.23.0