Thread (14 messages) 14 messages, 2 authors, 2019-11-15
STALE2429d

[PATCH v3 09/13] usb: gadget: atmel: create debugfs directory under usb root

From: Chunfeng Yun <chunfeng.yun@mediatek.com>
Date: 2019-11-14 10:42:29
Also in: linux-media, linux-mediatek, linux-usb, lkml
Subsystem: microchip usba udc driver, the rest, usb subsystem · Maintainers: Cristian Birsan, Linus Torvalds, Greg Kroah-Hartman

Now the USB gadget subsystem can use the USB debugfs root directory,
so move it's directory from the root of the debugfs filesystem into
the root of usb

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
---
v3:
  1. fix up build error of undefined usb_debug_root

v2:
  1. abandon new API usb_debugfs_create_dir(), and use usb_debug_root
---
 drivers/usb/gadget/udc/atmel_usba_udc.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
index 86ffc8307864..48027e486e6b 100644
--- a/drivers/usb/gadget/udc/atmel_usba_udc.c
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
@@ -18,6 +18,7 @@
 #include <linux/platform_device.h>
 #include <linux/regmap.h>
 #include <linux/ctype.h>
+#include <linux/usb.h>
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
 #include <linux/delay.h>
@@ -226,7 +227,7 @@ static void usba_init_debugfs(struct usba_udc *udc)
 	struct dentry *root;
 	struct resource *regs_resource;
 
-	root = debugfs_create_dir(udc->gadget.name, NULL);
+	root = debugfs_create_dir(udc->gadget.name, usb_debug_root);
 	udc->debugfs_root = root;
 
 	regs_resource = platform_get_resource(udc->pdev, IORESOURCE_MEM,
-- 
2.23.0
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