usb: dwc3: fix few coding style problems

There were a few coding style issues with this driver
which are now fixed:

drivers/usb/dwc3/debugfs.c:48: WARNING: Use #include \
	<linux/uaccess.h> instead of <asm/uaccess.h>
drivers/usb/dwc3/debugfs.c:484: ERROR: space required \
	before the open brace '{'
drivers/usb/dwc3/ep0.c:261: WARNING: line over 80 characters
drivers/usb/dwc3/ep0.c:287: WARNING: suspect code indent \
	for conditional statements (16, 23)
drivers/usb/dwc3/gadget.c:749: WARNING: line over 80 characters
drivers/usb/dwc3/gadget.c:1267: WARNING: line over 80 characters
drivers/usb/dwc3/gadget.h:116: WARNING: line over 80 characters
drivers/usb/dwc3/io.h:42: WARNING: Use #include \
	<linux/io.h> instead of <asm/io.h>

Signed-off-by: Felipe Balbi <balbi@ti.com>

5 files changed, 13 insertions, 12 deletions

diff --git a/drivers/usb/dwc3/debugfs.c b/drivers/usb/dwc3/debugfs.c
index ca4be0afc33d..e78abb438b4b 100644
--- a/drivers/usb/dwc3/debugfs.c
+++ b/drivers/usb/dwc3/debugfs.c
@@ -44,8 +44,7 @@
 #include <linux/debugfs.h>
 #include <linux/seq_file.h>
 #include <linux/delay.h>
-
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
 
 #include "core.h"
 #include "gadget.h"
@@ -481,7 +480,7 @@ int __devinit dwc3_debugfs_init(struct dwc3 *dwc)
         int                     ret;
 
         root = debugfs_create_dir(dev_name(dwc->dev), NULL);
-        if (IS_ERR(root)){
+        if (IS_ERR(root)) {
                 ret = PTR_ERR(root);
                 goto err0;
         }
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index 7da25e181889..861a41aa87d2 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -258,7 +258,8 @@ static void dwc3_ep0_status_cmpl(struct usb_ep *ep, struct usb_request *req)
 /*
  * ch 9.4.5
  */
-static int dwc3_ep0_handle_status(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl)
+static int dwc3_ep0_handle_status(struct dwc3 *dwc,
+                struct usb_ctrlrequest *ctrl)
 {
         struct dwc3_ep          *dep;
         u32                     recip;
@@ -285,7 +286,7 @@ static int dwc3_ep0_handle_status(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl
         case USB_RECIP_ENDPOINT:
                 dep = dwc3_wIndex_to_dep(dwc, ctrl->wIndex);
                 if (!dep)
-                       return -EINVAL;
+                        return -EINVAL;
 
                 if (dep->flags & DWC3_EP_STALL)
                         usb_status = 1 << USB_ENDPOINT_HALT;
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 8aff490a1ae1..9497fa5e3921 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -745,8 +745,9 @@ static int __dwc3_gadget_kick_transfer(struct dwc3_ep *dep, u16 cmd_param,
         dep->flags |= DWC3_EP_BUSY;
         dep->res_trans_idx = dwc3_gadget_ep_get_transfer_index(dwc,
                         dep->number);
-        if (!dep->res_trans_idx)
-                printk_once(KERN_ERR "%s() res_trans_idx is invalid\n", __func__);
+
+        WARN_ON_ONCE(!dep->res_trans_idx);
+
         return 0;
 }
 
@@ -1264,11 +1265,10 @@ static int __devinit dwc3_gadget_init_endpoints(struct dwc3 *dwc)
                                         &dwc->gadget.ep_list);
 
                         ret = dwc3_alloc_trb_pool(dep);
-                        if (ret) {
-                                dev_err(dwc->dev, "%s: failed to allocate TRB pool\n", dep->name);
+                        if (ret)
                                 return ret;
-                        }
                 }
+
                 INIT_LIST_HEAD(&dep->request_list);
                 INIT_LIST_HEAD(&dep->req_queued);
         }
diff --git a/drivers/usb/dwc3/gadget.h b/drivers/usb/dwc3/gadget.h
index 5c4a56f055e9..4cdaf02ead5d 100644
--- a/drivers/usb/dwc3/gadget.h
+++ b/drivers/usb/dwc3/gadget.h
@@ -113,7 +113,8 @@ static inline void dwc3_gadget_move_request_queued(struct dwc3_request *req)
 void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req,
                 int status);
 
-void dwc3_ep0_interrupt(struct dwc3 *dwc, const struct dwc3_event_depevt *event);
+void dwc3_ep0_interrupt(struct dwc3 *dwc,
+                const struct dwc3_event_depevt *event);
 void dwc3_ep0_out_start(struct dwc3 *dwc);
 int dwc3_gadget_ep0_queue(struct usb_ep *ep, struct usb_request *request,
                 gfp_t gfp_flags);
diff --git a/drivers/usb/dwc3/io.h b/drivers/usb/dwc3/io.h
index bc957db1ea4b..071d561f3e68 100644
--- a/drivers/usb/dwc3/io.h
+++ b/drivers/usb/dwc3/io.h
@@ -39,7 +39,7 @@
 #ifndef __DRIVERS_USB_DWC3_IO_H
 #define __DRIVERS_USB_DWC3_IO_H
 
-#include <asm/io.h>
+#include <linux/io.h>
 
 static inline u32 dwc3_readl(void __iomem *base, u32 offset)
 {