From: sepehrdad sh <sepehrdad.dev@xxxxxxxxx>
Fixed and cleaned up checkpatch coding style errors.
Signed-off-by: Sepehrdad Sh <sepehrdad.dev@xxxxxxxxx>
---
drivers/staging/emxx_udc/emxx_udc.c | 309 +++++++++++++---------------
1 file changed, 146 insertions(+), 163 deletions(-)
diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index 3e51476a7045..bc2b2f0ce21f 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -108,20 +108,20 @@ static void _nbu2ss_dump_register(struct nbu2ss_udc *udc)
dev_dbg(&udc->dev, "\n-USB REG-\n");
for (i = 0x0 ; i < USB_BASE_SIZE ; i += 16) {
- reg_data = _nbu2ss_readl(
- (u32 *)IO_ADDRESS(USB_BASE_ADDRESS + i));
+ reg_data = _nbu2ss_readl((u32 *)IO_ADDRESS(USB_BASE_ADDRESS
+ + i));
dev_dbg(&udc->dev, "USB%04x =%08x", i, (int)reg_data);
- reg_data = _nbu2ss_readl(
- (u32 *)IO_ADDRESS(USB_BASE_ADDRESS + i + 4));
+ reg_data = _nbu2ss_readl((u32 *)IO_ADDRESS(USB_BASE_ADDRESS
+ + i + 4));
dev_dbg(&udc->dev, " %08x", (int)reg_data);
- reg_data = _nbu2ss_readl(
- (u32 *)IO_ADDRESS(USB_BASE_ADDRESS + i + 8));
+ reg_data = _nbu2ss_readl((u32 *)IO_ADDRESS(USB_BASE_ADDRESS
+ + i + 8));
dev_dbg(&udc->dev, " %08x", (int)reg_data);
- reg_data = _nbu2ss_readl(
- (u32 *)IO_ADDRESS(USB_BASE_ADDRESS + i + 12));
+ reg_data = _nbu2ss_readl((u32 *)IO_ADDRESS(USB_BASE_ADDRESS
+ + i + 12));
dev_dbg(&udc->dev, " %08x\n", (int)reg_data);
}
@@ -161,10 +161,9 @@ static void _nbu2ss_ep0_complete(struct usb_ep *_ep, struct usb_request *_req)
/*-------------------------------------------------------------------------*/
/* Initialization usb_request */
-static void _nbu2ss_create_ep0_packet(
- struct nbu2ss_udc *udc,
- void *p_buf,
- unsigned length
+static void _nbu2ss_create_ep0_packet(struct nbu2ss_udc *udc,
+ void *p_buf,
+ unsigned length
)
{
udc->ep0_req.req.buf = p_buf;
@@ -417,11 +416,10 @@ static void _nbu2ss_ep_dma_abort(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
/*-------------------------------------------------------------------------*/
/* Start IN Transfer */
-static void _nbu2ss_ep_in_end(
- struct nbu2ss_udc *udc,
- u32 epnum,
- u32 data32,
- u32 length
+static void _nbu2ss_ep_in_end(struct nbu2ss_udc *udc,
+ u32 epnum,
+ u32 data32,
+ u32 length
)
{
u32 data;
@@ -460,44 +458,42 @@ static void _nbu2ss_ep_in_end(
#ifdef USE_DMA
/*-------------------------------------------------------------------------*/
-static void _nbu2ss_dma_map_single(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req,
- u8 direct
+static void _nbu2ss_dma_map_single(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req,
+ u8 direct
)
{
if (req->req.dma == DMA_ADDR_INVALID) {
if (req->unaligned) {
req->req.dma = ep->phys_buf;
} else {
- req->req.dma = dma_map_single(
- udc->gadget.dev.parent,
- req->req.buf,
- req->req.length,
- (direct == USB_DIR_IN)
- ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
+ req->req.dma = dma_map_single(udc->gadget.dev.parent,
+ req->req.buf,
+ req->req.length,
+ (direct == USB_DIR_IN)
+ ? DMA_TO_DEVICE :
+ DMA_FROM_DEVICE);
}
req->mapped = 1;
} else {
if (!req->unaligned)
- dma_sync_single_for_device(
- udc->gadget.dev.parent,
- req->req.dma,
- req->req.length,
- (direct == USB_DIR_IN)
- ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
+ dma_sync_single_for_device(udc->gadget.dev.parent,
+ req->req.dma,
+ req->req.length,
+ (direct == USB_DIR_IN)
+ ? DMA_TO_DEVICE :
+ DMA_FROM_DEVICE);
req->mapped = 0;
}
}
/*-------------------------------------------------------------------------*/
-static void _nbu2ss_dma_unmap_single(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req,
- u8 direct
+static void _nbu2ss_dma_unmap_single(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req,
+ u8 direct
)
{
u8 data[4];
@@ -669,9 +665,8 @@ static int EP0_receive_NULL(struct nbu2ss_udc *udc, bool pid_flag)
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_ep0_in_transfer(
- struct nbu2ss_udc *udc,
- struct nbu2ss_req *req
+static int _nbu2ss_ep0_in_transfer(struct nbu2ss_udc *udc,
+ struct nbu2ss_req *req
)
{
u8 *p_buffer; /* IN Data Buffer */
@@ -726,9 +721,8 @@ static int _nbu2ss_ep0_in_transfer(
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_ep0_out_transfer(
- struct nbu2ss_udc *udc,
- struct nbu2ss_req *req
+static int _nbu2ss_ep0_out_transfer(struct nbu2ss_udc *udc,
+ struct nbu2ss_req *req
)
{
u8 *p_buffer;
@@ -803,11 +797,10 @@ static int _nbu2ss_ep0_out_transfer(
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_out_dma(
- struct nbu2ss_udc *udc,
- struct nbu2ss_req *req,
- u32 num,
- u32 length
+static int _nbu2ss_out_dma(struct nbu2ss_udc *udc,
+ struct nbu2ss_req *req,
+ u32 num,
+ u32 length
)
{
dma_addr_t p_buffer;
@@ -866,11 +859,10 @@ static int _nbu2ss_out_dma(
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_out_pio(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req,
- u32 length
+static int _nbu2ss_epn_out_pio(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req,
+ u32 length
)
{
u8 *p_buffer;
@@ -925,11 +917,10 @@ static int _nbu2ss_epn_out_pio(
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_out_data(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req,
- u32 data_size
+static int _nbu2ss_epn_out_data(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req,
+ u32 data_size
)
{
u32 num;
@@ -955,10 +946,9 @@ static int _nbu2ss_epn_out_data(
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_out_transfer(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req
+static int _nbu2ss_epn_out_transfer(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req
)
{
u32 num;
@@ -973,9 +963,8 @@ static int _nbu2ss_epn_out_transfer(
/*-------------------------------------------------------------*/
/* Receive Length */
- i_recv_length
- = _nbu2ss_readl(&preg->EP_REGS[num].EP_LEN_DCNT) & EPN_LDATA;
-
+ i_recv_length =
+ _nbu2ss_readl(&preg->EP_REGS[num].EP_LEN_DCNT) & EPN_LDATA;
if (i_recv_length != 0) {
result = _nbu2ss_epn_out_data(udc, ep, req, i_recv_length);
if (i_recv_length < ep->ep.maxpacket) {
@@ -1011,12 +1000,11 @@ static int _nbu2ss_epn_out_transfer(
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_in_dma(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req,
- u32 num,
- u32 length
+static int _nbu2ss_in_dma(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req,
+ u32 num,
+ u32 length
)
{
dma_addr_t p_buffer;
@@ -1087,11 +1075,10 @@ static int _nbu2ss_in_dma(
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_in_pio(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req,
- u32 length
+static int _nbu2ss_epn_in_pio(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req,
+ u32 length
)
{
u8 *p_buffer;
@@ -1113,9 +1100,8 @@ static int _nbu2ss_epn_in_pio(
i_word_length = length / sizeof(u32);
if (i_word_length > 0) {
for (i = 0; i < i_word_length; i++) {
- _nbu2ss_writel(
- &preg->EP_REGS[ep->epnum - 1].EP_WRITE
- , p_buf_32->dw
+ _nbu2ss_writel(&preg->EP_REGS[ep->epnum
+ - 1].EP_WRITE, p_buf_32->dw
);
p_buf_32++;
@@ -1140,11 +1126,10 @@ static int _nbu2ss_epn_in_pio(
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_in_data(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req,
- u32 data_size
+static int _nbu2ss_epn_in_data(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req,
+ u32 data_size
)
{
u32 num;
@@ -1167,10 +1152,9 @@ static int _nbu2ss_epn_in_data(
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_epn_in_transfer(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req
+static int _nbu2ss_epn_in_transfer(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req
)
{
u32 num;
@@ -1208,11 +1192,11 @@ static int _nbu2ss_epn_in_transfer(
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_start_transfer(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req,
- bool bflag)
+static int _nbu2ss_start_transfer(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req,
+ bool bflag
+)
{
int nret = -EINVAL;
@@ -1274,8 +1258,8 @@ static void _nbu2ss_restert_transfer(struct nbu2ss_ep *ep)
return;
if (ep->epnum > 0) {
- length = _nbu2ss_readl(
- &ep->udc->p_regs->EP_REGS[ep->epnum - 1].EP_LEN_DCNT);
+ length = _nbu2ss_readl(&ep->udc->p_regs->EP_REGS[ep->epnum
+ - 1].EP_LEN_DCNT);
length &= EPN_LDATA;
if (length < ep->ep.maxpacket)
@@ -1287,9 +1271,9 @@ static void _nbu2ss_restert_transfer(struct nbu2ss_ep *ep)
/*-------------------------------------------------------------------------*/
/* Endpoint Toggle Reset */
-static void _nbu2ss_endpoint_toggle_reset(
- struct nbu2ss_udc *udc,
- u8 ep_adrs)
+static void _nbu2ss_endpoint_toggle_reset(struct nbu2ss_udc *udc,
+ u8 ep_adrs
+)
{
u8 num;
u32 data;
@@ -1309,10 +1293,10 @@ static void _nbu2ss_endpoint_toggle_reset(
/*-------------------------------------------------------------------------*/
/* Endpoint STALL set */
-static void _nbu2ss_set_endpoint_stall(
- struct nbu2ss_udc *udc,
- u8 ep_adrs,
- bool bstall)
+static void _nbu2ss_set_endpoint_stall(struct nbu2ss_udc *udc,
+ u8 ep_adrs,
+ bool bstall
+)
{
u8 num, epnum;
u32 data;
@@ -1406,10 +1390,9 @@ static void _nbu2ss_set_test_mode(struct nbu2ss_udc *udc, u32 mode)
}
/*-------------------------------------------------------------------------*/
-static int _nbu2ss_set_feature_device(
- struct nbu2ss_udc *udc,
- u16 selector,
- u16 wIndex
+static int _nbu2ss_set_feature_device(struct nbu2ss_udc *udc,
+ u16 selector,
+ u16 wIndex
)
{
int result = -EOPNOTSUPP;
@@ -1490,12 +1473,12 @@ static inline int _nbu2ss_req_feature(struct nbu2ss_udc *udc, bool bset)
if (selector == USB_ENDPOINT_HALT) {
ep_adrs = wIndex & 0xFF;
if (!bset) {
- _nbu2ss_endpoint_toggle_reset(
- udc, ep_adrs);
+ _nbu2ss_endpoint_toggle_reset(udc,
+ ep_adrs);
}
- _nbu2ss_set_endpoint_stall(
- udc, ep_adrs, bset);
+ _nbu2ss_set_endpoint_stall(udc,
+ ep_adrs, bset);
result = 0;
}
@@ -1526,9 +1509,8 @@ static inline enum usb_device_speed _nbu2ss_get_speed(struct nbu2ss_udc *udc)
}
/*-------------------------------------------------------------------------*/
-static void _nbu2ss_epn_set_stall(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep
+static void _nbu2ss_epn_set_stall(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep
)
{
u8 ep_adrs;
@@ -1541,8 +1523,8 @@ static void _nbu2ss_epn_set_stall(
for (limit_cnt = 0
; limit_cnt < IN_DATA_EMPTY_COUNT
; limit_cnt++) {
- regdata = _nbu2ss_readl(
- &preg->EP_REGS[ep->epnum - 1].EP_STATUS);
+ regdata = _nbu2ss_readl(&preg->EP_REGS[ep->epnum
+ - 1].EP_STATUS);
if ((regdata & EPN_IN_DATA) == 0)
break;
@@ -1901,10 +1883,10 @@ static inline void _nbu2ss_ep0_int(struct nbu2ss_udc *udc)
}
/*-------------------------------------------------------------------------*/
-static void _nbu2ss_ep_done(
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req,
- int status)
+static void _nbu2ss_ep_done(struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req,
+ int status
+)
{
struct nbu2ss_udc *udc = ep->udc;
@@ -1935,10 +1917,10 @@ static void _nbu2ss_ep_done(
}
/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_epn_in_int(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req)
+static inline void _nbu2ss_epn_in_int(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req
+)
{
int result = 0;
u32 status;
@@ -1979,10 +1961,10 @@ static inline void _nbu2ss_epn_in_int(
}
/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_epn_out_int(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req)
+static inline void _nbu2ss_epn_out_int(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req
+)
{
int result;
@@ -1992,10 +1974,10 @@ static inline void _nbu2ss_epn_out_int(
}
/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_epn_in_dma_int(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req)
+static inline void _nbu2ss_epn_in_dma_int(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req
+)
{
u32 mpkt;
u32 size;
@@ -2029,10 +2011,10 @@ static inline void _nbu2ss_epn_in_dma_int(
}
/*-------------------------------------------------------------------------*/
-static inline void _nbu2ss_epn_out_dma_int(
- struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- struct nbu2ss_req *req)
+static inline void _nbu2ss_epn_out_dma_int(struct nbu2ss_udc *udc,
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req
+)
{
int i;
u32 num;
@@ -2497,9 +2479,9 @@ static irqreturn_t _nbu2ss_udc_irq(int irq, void *_udc)
/*-------------------------------------------------------------------------*/
/* usb_ep_ops */
-static int nbu2ss_ep_enable(
- struct usb_ep *_ep,
- const struct usb_endpoint_descriptor *desc)
+static int nbu2ss_ep_enable(struct usb_ep *_ep,
+ const struct usb_endpoint_descriptor *desc
+)
{
u8 ep_type;
unsigned long flags;
@@ -2587,9 +2569,9 @@ static int nbu2ss_ep_disable(struct usb_ep *_ep)
}
/*-------------------------------------------------------------------------*/
-static struct usb_request *nbu2ss_ep_alloc_request(
- struct usb_ep *ep,
- gfp_t gfp_flags)
+static struct usb_request *nbu2ss_ep_alloc_request(struct usb_ep *ep,
+ gfp_t gfp_flags
+)
{
struct nbu2ss_req *req;
@@ -2606,9 +2588,9 @@ static struct usb_request *nbu2ss_ep_alloc_request(
}
/*-------------------------------------------------------------------------*/
-static void nbu2ss_ep_free_request(
- struct usb_ep *_ep,
- struct usb_request *_req)
+static void nbu2ss_ep_free_request(struct usb_ep *_ep,
+ struct usb_request *_req
+)
{
struct nbu2ss_req *req;
@@ -2620,10 +2602,10 @@ static void nbu2ss_ep_free_request(
}
/*-------------------------------------------------------------------------*/
-static int nbu2ss_ep_queue(
- struct usb_ep *_ep,
- struct usb_request *_req,
- gfp_t gfp_flags)
+static int nbu2ss_ep_queue(struct usb_ep *_ep,
+ struct usb_request *_req,
+ gfp_t gfp_flags
+)
{
struct nbu2ss_req *req;
struct nbu2ss_ep *ep;
@@ -2683,9 +2665,10 @@ static int nbu2ss_ep_queue(
if (req->unaligned) {
if (!ep->virt_buf)
- ep->virt_buf = dma_alloc_coherent(
- NULL, PAGE_SIZE,
- &ep->phys_buf, GFP_ATOMIC | GFP_DMA);
+ ep->virt_buf = dma_alloc_coherent(NULL,
+ PAGE_SIZE,
+ &ep->phys_buf,
+ GFP_ATOMIC | GFP_DMA);
if (ep->epnum > 0) {
if (ep->direct == USB_DIR_IN)
memcpy(ep->virt_buf, req->req.buf,
@@ -2727,9 +2710,9 @@ static int nbu2ss_ep_queue(
}
/*-------------------------------------------------------------------------*/
-static int nbu2ss_ep_dequeue(
- struct usb_ep *_ep,
- struct usb_request *_req)
+static int nbu2ss_ep_dequeue(struct usb_ep *_ep,
+ struct usb_request *_req
+)
{
struct nbu2ss_req *req;
struct nbu2ss_ep *ep;
@@ -3060,10 +3043,10 @@ static int nbu2ss_gad_pullup(struct usb_gadget *pgadget, int is_on)
}
/*-------------------------------------------------------------------------*/
-static int nbu2ss_gad_ioctl(
- struct usb_gadget *pgadget,
- unsigned int code,
- unsigned long param)
+static int nbu2ss_gad_ioctl(struct usb_gadget *pgadget,
+ unsigned int code,
+ unsigned long param
+)
{
return 0;
}
@@ -3152,9 +3135,9 @@ static void nbu2ss_drv_ep_init(struct nbu2ss_udc *udc)
/*-------------------------------------------------------------------------*/
/* platform_driver */
-static int nbu2ss_drv_contest_init(
- struct platform_device *pdev,
- struct nbu2ss_udc *udc)
+static int nbu2ss_drv_contest_init(struct platform_device *pdev,
+ struct nbu2ss_udc *udc
+)
{
spin_lock_init(&udc->lock);
udc->dev = &pdev->dev;
--
2.18.0
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