1 files changed, 10 insertions, 15 deletions

diff --git a/drivers/usb/musb/musb_debugfs.c b/drivers/usb/musb/musb_debugfs.c
index f42858e2b54c..5092d62c2062 100644
--- a/drivers/usb/musb/musb_debugfs.c
+++ b/drivers/usb/musb/musb_debugfs.c
@@ -39,7 +39,7 @@ static const struct musb_register_map musb_regmap[] = {
 	{ "IntrUsbE",	MUSB_INTRUSBE,	8 },
 	{ "DevCtl",	MUSB_DEVCTL,	8 },
 	{ "VControl",	0x68,		32 },
-	{ "HWVers",	0x69,		16 },
+	{ "HWVers",	MUSB_HWVERS,	16 },
 	{ "LinkInfo",	MUSB_LINKINFO,	8 },
 	{ "VPLen",	MUSB_VPLEN,	8 },
 	{ "HS_EOF1",	MUSB_HS_EOF1,	8 },
@@ -106,7 +106,6 @@ static int musb_regdump_show(struct seq_file *s, void *unused)
 		}
 	}
 
-	pm_runtime_mark_last_busy(musb->controller);
 	pm_runtime_put_autosuspend(musb->controller);
 	return 0;
 }
@@ -119,7 +118,6 @@ static int musb_test_mode_show(struct seq_file *s, void *unused)
 
 	pm_runtime_get_sync(musb->controller);
 	test = musb_readb(musb->mregs, MUSB_TESTMODE);
-	pm_runtime_mark_last_busy(musb->controller);
 	pm_runtime_put_autosuspend(musb->controller);
 
 	if (test == (MUSB_TEST_FORCE_HOST | MUSB_TEST_FORCE_FS))
@@ -168,6 +166,11 @@ static ssize_t musb_test_mode_write(struct file *file,
 	u8			test;
 	char			buf[24];
 
+	memset(buf, 0x00, sizeof(buf));
+
+	if (copy_from_user(buf, ubuf, min_t(size_t, sizeof(buf) - 1, count)))
+		return -EFAULT;
+
 	pm_runtime_get_sync(musb->controller);
 	test = musb_readb(musb->mregs, MUSB_TESTMODE);
 	if (test) {
@@ -176,11 +179,6 @@ static ssize_t musb_test_mode_write(struct file *file,
 		goto ret;
 	}
 
-	memset(buf, 0x00, sizeof(buf));
-
-	if (copy_from_user(buf, ubuf, min_t(size_t, sizeof(buf) - 1, count)))
-		return -EFAULT;
-
 	if (strstarts(buf, "force host full-speed"))
 		test = MUSB_TEST_FORCE_HOST | MUSB_TEST_FORCE_FS;
 
@@ -216,7 +214,6 @@ static ssize_t musb_test_mode_write(struct file *file,
 	musb_writeb(musb->mregs, MUSB_TESTMODE, test);
 
 ret:
-	pm_runtime_mark_last_busy(musb->controller);
 	pm_runtime_put_autosuspend(musb->controller);
 	return count;
 }
@@ -235,7 +232,7 @@ static int musb_softconnect_show(struct seq_file *s, void *unused)
 	u8		reg;
 	int		connect;
 
-	switch (musb->xceiv->otg->state) {
+	switch (musb_get_state(musb)) {
 	case OTG_STATE_A_HOST:
 	case OTG_STATE_A_WAIT_BCON:
 		pm_runtime_get_sync(musb->controller);
@@ -243,7 +240,6 @@ static int musb_softconnect_show(struct seq_file *s, void *unused)
 		reg = musb_readb(musb->mregs, MUSB_DEVCTL);
 		connect = reg & MUSB_DEVCTL_SESSION ? 1 : 0;
 
-		pm_runtime_mark_last_busy(musb->controller);
 		pm_runtime_put_autosuspend(musb->controller);
 		break;
 	default:
@@ -275,7 +271,7 @@ static ssize_t musb_softconnect_write(struct file *file,
 
 	pm_runtime_get_sync(musb->controller);
 	if (!strncmp(buf, "0", 1)) {
-		switch (musb->xceiv->otg->state) {
+		switch (musb_get_state(musb)) {
 		case OTG_STATE_A_HOST:
 			musb_root_disconnect(musb);
 			reg = musb_readb(musb->mregs, MUSB_DEVCTL);
@@ -286,7 +282,7 @@ static ssize_t musb_softconnect_write(struct file *file,
 			break;
 		}
 	} else if (!strncmp(buf, "1", 1)) {
-		switch (musb->xceiv->otg->state) {
+		switch (musb_get_state(musb)) {
 		case OTG_STATE_A_WAIT_BCON:
 			/*
 			 * musb_save_context() called in musb_runtime_suspend()
@@ -304,7 +300,6 @@ static ssize_t musb_softconnect_write(struct file *file,
 		}
 	}
 
-	pm_runtime_mark_last_busy(musb->controller);
 	pm_runtime_put_autosuspend(musb->controller);
 	return count;
 }
@@ -325,7 +320,7 @@ void musb_init_debugfs(struct musb *musb)
 {
 	struct dentry *root;
 
-	root = debugfs_create_dir(dev_name(musb->controller), NULL);
+	root = debugfs_create_dir(dev_name(musb->controller), usb_debug_root);
 	musb->debugfs_root = root;
 
 	debugfs_create_file("regdump", S_IRUGO, root, musb, &musb_regdump_fops);