This patch fixes various indentation and coding style issues in
EMXX UDC device controller driver.
---
Task 10 of the Eudyptula challenge.
drivers/staging/emxx_udc/emxx_udc.c | 636 ++++++++++++++--------------
1 file changed, 315 insertions(+), 321 deletions(-)
diff --git a/drivers/staging/emxx_udc/emxx_udc.c
b/drivers/staging/emxx_udc/emxx_udc.c
index a913d40f0801..f533f2c73ac5 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -34,8 +34,8 @@
#define DRIVER_DESC "EMXX UDC driver"
#define DMA_ADDR_INVALID (~(dma_addr_t)0)
-static const char driver_name[] = "emxx_udc";
-static const char driver_desc[] = DRIVER_DESC;
+static const char driver_name[] = "emxx_udc";
+static const char driver_desc[] = DRIVER_DESC;
/*===========================================================================*/
/* Prototype */
@@ -76,7 +76,7 @@ static inline void _nbu2ss_writel(void __iomem *address, u32
udata)
/* Set Bit */
static inline void _nbu2ss_bitset(void __iomem *address, u32 udata)
{
- u32 reg_dt = __raw_readl(address) | (udata);
+ u32 reg_dt = __raw_readl(address) | (udata);
__raw_writel(reg_dt, address);
}
@@ -85,7 +85,7 @@ static inline void _nbu2ss_bitset(void __iomem *address, u32
udata)
/* Clear Bit */
static inline void _nbu2ss_bitclr(void __iomem *address, u32 udata)
{
- u32 reg_dt = __raw_readl(address) & ~(udata);
+ u32 reg_dt = __raw_readl(address) & ~(udata);
__raw_writel(reg_dt, address);
}
@@ -94,7 +94,7 @@ static inline void _nbu2ss_bitclr(void __iomem *address, u32
udata)
/*-------------------------------------------------------------------------*/
static void _nbu2ss_dump_register(struct nbu2ss_udc *udc)
{
- int i;
+ int i;
u32 reg_data;
pr_info("=== %s()\n", __func__);
@@ -107,7 +107,7 @@ static void _nbu2ss_dump_register(struct nbu2ss_udc *udc)
spin_unlock(&udc->lock);
dev_dbg(&udc->dev, "\n-USB REG-\n");
- for (i = 0x0 ; i < USB_BASE_SIZE ; i += 16) {
+ for (i = 0x0; i < USB_BASE_SIZE; i += 16) {
reg_data = _nbu2ss_readl(IO_ADDRESS(USB_BASE_ADDRESS + i));
dev_dbg(&udc->dev, "USB%04x =%08x", i, (int)reg_data);
@@ -129,11 +129,11 @@ static void _nbu2ss_dump_register(struct nbu2ss_udc *udc)
/* Endpoint 0 Callback (Complete) */
static void _nbu2ss_ep0_complete(struct usb_ep *_ep, struct usb_request *_req)
{
- u8 recipient;
- u16 selector;
- u16 wIndex;
- u32 test_mode;
- struct usb_ctrlrequest *p_ctrl;
+ u8 recipient;
+ u16 selector;
+ u16 wIndex;
+ u32 test_mode;
+ struct usb_ctrlrequest *p_ctrl;
struct nbu2ss_udc *udc;
if ((!_ep) || (!_req))
@@ -145,8 +145,9 @@ static void _nbu2ss_ep0_complete(struct usb_ep *_ep, struct
usb_request *_req)
if (p_ctrl->bRequest == USB_REQ_SET_FEATURE) {
/*-------------------------------------------------*/
/* SET_FEATURE */
- recipient = (u8)(p_ctrl->bRequestType & USB_RECIP_MASK);
- selector = le16_to_cpu(p_ctrl->wValue);
+ recipient =
+ (u8)(p_ctrl->bRequestType & USB_RECIP_MASK);
+ selector = le16_to_cpu(p_ctrl->wValue);
if ((recipient == USB_RECIP_DEVICE) &&
(selector == USB_DEVICE_TEST_MODE)) {
wIndex = le16_to_cpu(p_ctrl->wIndex);
@@ -176,8 +177,8 @@ static void _nbu2ss_create_ep0_packet(struct nbu2ss_udc
*udc,
/* Acquisition of the first address of RAM(FIFO) */
static u32 _nbu2ss_get_begin_ram_address(struct nbu2ss_udc *udc)
{
- u32 num, buf_type;
- u32 data, last_ram_adr, use_ram_size;
+ u32 num, buf_type;
+ u32 data, last_ram_adr, use_ram_size;
struct ep_regs __iomem *p_ep_regs;
@@ -207,12 +208,12 @@ static u32 _nbu2ss_get_begin_ram_address(struct
nbu2ss_udc *udc)
/* Construction of Endpoint */
static int _nbu2ss_ep_init(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
{
- u32 num;
- u32 data;
- u32 begin_adrs;
+ u32 num;
+ u32 data;
+ u32 begin_adrs;
if (ep->epnum == 0)
- return -EINVAL;
+ return -EINVAL;
num = ep->epnum - 1;
@@ -282,11 +283,11 @@ static int _nbu2ss_ep_init(struct nbu2ss_udc *udc, struct
nbu2ss_ep *ep)
/* Release of Endpoint */
static int _nbu2ss_epn_exit(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
{
- u32 num;
- u32 data;
+ u32 num;
+ u32 data;
if ((ep->epnum == 0) || (udc->vbus_active == 0))
- return -EINVAL;
+ return -EINVAL;
num = ep->epnum - 1;
@@ -330,8 +331,8 @@ static int _nbu2ss_epn_exit(struct nbu2ss_udc *udc, struct
nbu2ss_ep *ep)
/* DMA setting (without Endpoint 0) */
static void _nbu2ss_ep_dma_init(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
{
- u32 num;
- u32 data;
+ u32 num;
+ u32 data;
data = _nbu2ss_readl(&udc->p_regs->USBSSCONF);
if (((ep->epnum == 0) || (data & (1 << ep->epnum)) == 0))
@@ -352,7 +353,7 @@ static void _nbu2ss_ep_dma_init(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep)
/*---------------------------------------------------------*/
/* DMA Mode etc. */
- data = EPN_STOP_MODE | EPN_STOP_SET | EPN_DMAMODE0;
+ data = EPN_STOP_MODE | EPN_STOP_SET | EPN_DMAMODE0;
_nbu2ss_writel(&udc->p_regs->EP_REGS[num].EP_DMA_CTRL, data);
} else {
/*---------------------------------------------------------*/
@@ -370,8 +371,8 @@ static void _nbu2ss_ep_dma_init(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep)
/* DMA setting release */
static void _nbu2ss_ep_dma_exit(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
{
- u32 num;
- u32 data;
+ u32 num;
+ u32 data;
struct fc_regs __iomem *preg = udc->p_regs;
if (udc->vbus_active == 0)
@@ -415,8 +416,8 @@ static void _nbu2ss_ep_dma_abort(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep)
static void _nbu2ss_ep_in_end(struct nbu2ss_udc *udc,
u32 epnum, u32 data32, u32 length)
{
- u32 data;
- u32 num;
+ u32 data;
+ u32 num;
struct fc_regs __iomem *preg = udc->p_regs;
if (length >= sizeof(u32))
@@ -459,22 +460,22 @@ static void _nbu2ss_dma_map_single(struct nbu2ss_udc *udc,
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;
}
@@ -485,9 +486,9 @@ static void _nbu2ss_dma_unmap_single(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
struct nbu2ss_req *req, u8 direct)
{
- u8 data[4];
- u8 *p;
- u32 count = 0;
+ u8 data[4];
+ u8 *p;
+ u32 count = 0;
if (direct == USB_DIR_OUT) {
count = req->req.actual % 4;
@@ -506,9 +507,8 @@ static void _nbu2ss_dma_unmap_single(struct nbu2ss_udc *udc,
} else {
dma_unmap_single(udc->gadget.dev.parent,
req->req.dma, req->req.length,
- (direct == USB_DIR_IN)
- ? DMA_TO_DEVICE
- : DMA_FROM_DEVICE);
+ (direct == USB_DIR_IN)
+ ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
}
req->req.dma = DMA_ADDR_INVALID;
req->mapped = 0;
@@ -516,9 +516,9 @@ static void _nbu2ss_dma_unmap_single(struct nbu2ss_udc *udc,
if (!req->unaligned)
dma_sync_single_for_cpu(udc->gadget.dev.parent,
req->req.dma, req->req.length,
- (direct == USB_DIR_IN)
- ? DMA_TO_DEVICE
- : DMA_FROM_DEVICE);
+ (direct == USB_DIR_IN)
+ ? DMA_TO_DEVICE
+ : DMA_FROM_DEVICE);
}
if (count) {
@@ -533,7 +533,7 @@ static void _nbu2ss_dma_unmap_single(struct nbu2ss_udc *udc,
/* Endpoint 0 OUT Transfer (PIO) */
static int ep0_out_pio(struct nbu2ss_udc *udc, u8 *buf, u32 length)
{
- u32 i;
+ u32 i;
u32 numreads = length / sizeof(u32);
union usb_reg_access *buf32 = (union usb_reg_access *)buf;
@@ -546,21 +546,21 @@ static int ep0_out_pio(struct nbu2ss_udc *udc, u8 *buf,
u32 length)
buf32++;
}
- return numreads * sizeof(u32);
+ return numreads * sizeof(u32);
}
/*-------------------------------------------------------------------------*/
/* Endpoint 0 OUT Transfer (PIO, OverBytes) */
static int ep0_out_overbytes(struct nbu2ss_udc *udc, u8 *p_buf, u32 length)
{
- u32 i;
- u32 i_read_size = 0;
- union usb_reg_access temp_32;
- union usb_reg_access *p_buf_32 = (union usb_reg_access *)p_buf;
+ u32 i;
+ u32 i_read_size = 0;
+ union usb_reg_access temp_32;
+ union usb_reg_access *p_buf_32 = (union usb_reg_access *)p_buf;
if ((length > 0) && (length < sizeof(u32))) {
temp_32.dw = _nbu2ss_readl(&udc->p_regs->EP0_READ);
- for (i = 0 ; i < length ; i++)
+ for (i = 0; i < length; i++)
p_buf_32->byte.DATA[i] = temp_32.byte.DATA[i];
i_read_size += length;
}
@@ -572,11 +572,11 @@ static int ep0_out_overbytes(struct nbu2ss_udc *udc, u8
*p_buf, u32 length)
/* Endpoint 0 IN Transfer (PIO) */
static int EP0_in_PIO(struct nbu2ss_udc *udc, u8 *p_buf, u32 length)
{
- u32 i;
- u32 i_max_length = EP0_PACKETSIZE;
- u32 i_word_length = 0;
- u32 i_write_length = 0;
- union usb_reg_access *p_buf_32 = (union usb_reg_access *)p_buf;
+ u32 i;
+ u32 i_max_length = EP0_PACKETSIZE;
+ u32 i_word_length = 0;
+ u32 i_write_length = 0;
+ union usb_reg_access *p_buf_32 = (union usb_reg_access *)p_buf;
/*------------------------------------------------------------*/
/* Transfer Length */
@@ -602,12 +602,12 @@ static int ep0_in_overbytes(struct nbu2ss_udc *udc,
u8 *p_buf,
u32 i_remain_size)
{
- u32 i;
- union usb_reg_access temp_32;
- union usb_reg_access *p_buf_32 = (union usb_reg_access *)p_buf;
+ u32 i;
+ union usb_reg_access temp_32;
+ union usb_reg_access *p_buf_32 = (union usb_reg_access *)p_buf;
if ((i_remain_size > 0) && (i_remain_size < sizeof(u32))) {
- for (i = 0 ; i < i_remain_size ; i++)
+ for (i = 0; i < i_remain_size; i++)
temp_32.byte.DATA[i] = p_buf_32->byte.DATA[i];
_nbu2ss_ep_in_end(udc, 0, temp_32.dw, i_remain_size);
@@ -621,7 +621,7 @@ static int ep0_in_overbytes(struct nbu2ss_udc *udc,
/* Transfer NULL Packet (Epndoint 0) */
static int EP0_send_NULL(struct nbu2ss_udc *udc, bool pid_flag)
{
- u32 data;
+ u32 data;
data = _nbu2ss_readl(&udc->p_regs->EP0_CONTROL);
data &= ~(u32)EP0_INAK;
@@ -640,7 +640,7 @@ static int EP0_send_NULL(struct nbu2ss_udc *udc, bool
pid_flag)
/* Receive NULL Packet (Endpoint 0) */
static int EP0_receive_NULL(struct nbu2ss_udc *udc, bool pid_flag)
{
- u32 data;
+ u32 data;
data = _nbu2ss_readl(&udc->p_regs->EP0_CONTROL);
data &= ~(u32)EP0_ONAK;
@@ -657,10 +657,10 @@ 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)
{
- u8 *p_buffer; /* IN Data Buffer */
- u32 data;
- u32 i_remain_size = 0;
- int result = 0;
+ u8 *p_buffer; /* IN Data Buffer */
+ u32 data;
+ u32 i_remain_size = 0;
+ int result = 0;
/*-------------------------------------------------------------*/
/* End confirmation */
@@ -673,10 +673,10 @@ static int _nbu2ss_ep0_in_transfer(struct nbu2ss_udc *udc,
}
}
- return 0; /* Transfer End */
+ return 0; /* Transfer End */
}
- /*-------------------------------------------------------------*/
+ /*-------------------------------------------------------------*/
/* NAK release */
data = _nbu2ss_readl(&udc->p_regs->EP0_CONTROL);
data |= EP0_INAK_EN;
@@ -712,11 +712,11 @@ static int _nbu2ss_ep0_in_transfer(struct nbu2ss_udc *udc,
static int _nbu2ss_ep0_out_transfer(struct nbu2ss_udc *udc,
struct nbu2ss_req *req)
{
- u8 *p_buffer;
- u32 i_remain_size;
- u32 i_recv_length;
- int result = 0;
- int f_rcv_zero;
+ u8 *p_buffer;
+ u32 i_remain_size;
+ u32 i_recv_length;
+ int result = 0;
+ int f_rcv_zero;
/*-------------------------------------------------------------*/
/* Receive data confirmation */
@@ -728,8 +728,9 @@ static int _nbu2ss_ep0_out_transfer(struct nbu2ss_udc *udc,
p_buffer = (u8 *)req->req.buf;
p_buffer += req->req.actual;
- result = ep0_out_pio(udc, p_buffer
- , min(i_remain_size, i_recv_length));
+ result =
+ ep0_out_pio(udc, p_buffer,
+ min(i_remain_size, i_recv_length));
if (result < 0)
return result;
@@ -740,8 +741,10 @@ static int _nbu2ss_ep0_out_transfer(struct nbu2ss_udc *udc,
p_buffer += result;
i_remain_size -= result;
- result = ep0_out_overbytes(udc, p_buffer
- , min(i_remain_size, i_recv_length));
+ result =
+ ep0_out_overbytes(udc, p_buffer,
+ min(i_remain_size,
+ i_recv_length));
req->req.actual += result;
}
} else {
@@ -759,11 +762,11 @@ static int _nbu2ss_ep0_out_transfer(struct nbu2ss_udc
*udc,
}
}
- return 0; /* Transfer End */
+ return 0; /* Transfer End */
}
if ((req->req.actual % EP0_PACKETSIZE) != 0)
- return 0; /* Short Packet Transfer End */
+ return 0; /* Short Packet Transfer End */
if (req->req.actual > req->req.length) {
dev_err(udc->dev, " *** Overrun Error\n");
@@ -787,17 +790,17 @@ static int _nbu2ss_ep0_out_transfer(struct nbu2ss_udc
*udc,
static int _nbu2ss_out_dma(struct nbu2ss_udc *udc, struct nbu2ss_req *req,
u32 num, u32 length)
{
- dma_addr_t p_buffer;
- u32 mpkt;
- u32 lmpkt;
- u32 dmacnt;
- u32 burst = 1;
- u32 data;
- int result = -EINVAL;
+ dma_addr_t p_buffer;
+ u32 mpkt;
+ u32 lmpkt;
+ u32 dmacnt;
+ u32 burst = 1;
+ u32 data;
+ int result = -EINVAL;
struct fc_regs __iomem *preg = udc->p_regs;
if (req->dma_flag)
- return 1; /* DMA is forwarded */
+ return 1; /* DMA is forwarded */
req->dma_flag = TRUE;
p_buffer = req->req.dma;
@@ -830,8 +833,7 @@ static int _nbu2ss_out_dma(struct nbu2ss_udc *udc, struct
nbu2ss_req *req,
_nbu2ss_writel(&preg->EP_REGS[num].EP_LEN_DCNT, 0);
_nbu2ss_bitclr(&preg->EP_REGS[num].EP_DMA_CTRL, EPN_BURST_SET);
} else {
- _nbu2ss_writel(&preg->EP_REGS[num].EP_LEN_DCNT
- , (dmacnt << 16));
+ _nbu2ss_writel(&preg->EP_REGS[num].EP_LEN_DCNT, (dmacnt << 16));
_nbu2ss_bitset(&preg->EP_REGS[num].EP_DMA_CTRL, EPN_BURST_SET);
}
_nbu2ss_bitset(&preg->EP_REGS[num].EP_DMA_CTRL, EPN_DMA_EN);
@@ -846,17 +848,17 @@ static int _nbu2ss_out_dma(struct nbu2ss_udc *udc, struct
nbu2ss_req *req,
static int _nbu2ss_epn_out_pio(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep,
struct nbu2ss_req *req, u32 length)
{
- u8 *p_buffer;
- u32 i;
- u32 data;
- u32 i_word_length;
- union usb_reg_access temp_32;
- union usb_reg_access *p_buf_32;
- int result = 0;
+ u8 *p_buffer;
+ u32 i;
+ u32 data;
+ u32 i_word_length;
+ union usb_reg_access temp_32;
+ union usb_reg_access *p_buf_32;
+ int result = 0;
struct fc_regs __iomem *preg = udc->p_regs;
if (req->dma_flag)
- return 1; /* DMA is forwarded */
+ return 1; /* DMA is forwarded */
if (length == 0)
return 0;
@@ -870,7 +872,8 @@ static int _nbu2ss_epn_out_pio(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
/* Copy of every four bytes */
for (i = 0; i < i_word_length; i++) {
p_buf_32->dw =
- _nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_READ);
+ _nbu2ss_readl(
+ &preg->EP_REGS[ep->epnum - 1].EP_READ);
p_buf_32++;
}
result = i_word_length * sizeof(u32);
@@ -881,8 +884,8 @@ static int _nbu2ss_epn_out_pio(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
/*---------------------------------------------------------*/
/* Copy of fraction byte */
temp_32.dw =
- _nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_READ);
- for (i = 0 ; i < data ; i++)
+ _nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_READ);
+ for (i = 0; i < data; i++)
p_buf_32->byte.DATA[i] = temp_32.byte.DATA[i];
result += data;
}
@@ -901,9 +904,9 @@ static int _nbu2ss_epn_out_pio(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
static int _nbu2ss_epn_out_data(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep,
struct nbu2ss_req *req, u32 data_size)
{
- u32 num;
- u32 i_buf_size;
- int nret = 1;
+ u32 num;
+ u32 i_buf_size;
+ int nret = 1;
if (ep->epnum == 0)
return -EINVAL;
@@ -913,7 +916,7 @@ static int _nbu2ss_epn_out_data(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
i_buf_size = min((req->req.length - req->req.actual), data_size);
if ((ep->ep_type != USB_ENDPOINT_XFER_INT) && (req->req.dma != 0) &&
- (i_buf_size >= sizeof(u32))) {
+ (i_buf_size >= sizeof(u32))) {
nret = _nbu2ss_out_dma(udc, req, num, i_buf_size);
} else {
i_buf_size = min_t(u32, i_buf_size, ep->ep.maxpacket);
@@ -928,9 +931,9 @@ static int _nbu2ss_epn_out_transfer(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
struct nbu2ss_req *req)
{
- u32 num;
- u32 i_recv_length;
- int result = 1;
+ u32 num;
+ u32 i_recv_length;
+ int result = 1;
struct fc_regs __iomem *preg = udc->p_regs;
if (ep->epnum == 0)
@@ -940,8 +943,8 @@ static int _nbu2ss_epn_out_transfer(struct nbu2ss_udc *udc,
/*-------------------------------------------------------------*/
/* 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);
@@ -981,17 +984,17 @@ static int _nbu2ss_epn_out_transfer(struct nbu2ss_udc
*udc,
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;
- u32 mpkt; /* MaxPacketSize */
- u32 lmpkt; /* Last Packet Data Size */
- u32 dmacnt; /* IN Data Size */
- u32 i_write_length;
- u32 data;
- int result = -EINVAL;
+ dma_addr_t p_buffer;
+ u32 mpkt; /* MaxPacketSize */
+ u32 lmpkt; /* Last Packet Data Size */
+ u32 dmacnt; /* IN Data Size */
+ u32 i_write_length;
+ u32 data;
+ int result = -EINVAL;
struct fc_regs __iomem *preg = udc->p_regs;
if (req->dma_flag)
- return 1; /* DMA is forwarded */
+ return 1; /* DMA is forwarded */
#ifdef USE_DMA
if (req->req.actual == 0)
@@ -1011,7 +1014,7 @@ static int _nbu2ss_in_dma(struct nbu2ss_udc *udc, struct
nbu2ss_ep *ep,
/* Number of transmission packets */
if (mpkt < i_write_length) {
dmacnt = i_write_length / mpkt;
- lmpkt = (i_write_length % mpkt) & ~(u32)0x3;
+ lmpkt = (i_write_length % mpkt) & ~(u32)0x3;
if (lmpkt != 0)
dmacnt++;
else
@@ -1019,7 +1022,7 @@ static int _nbu2ss_in_dma(struct nbu2ss_udc *udc, struct
nbu2ss_ep *ep,
} else {
dmacnt = 1;
- lmpkt = i_write_length & ~(u32)0x3;
+ lmpkt = i_write_length & ~(u32)0x3;
}
/* Packet setting */
@@ -1052,17 +1055,17 @@ static int _nbu2ss_in_dma(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
static int _nbu2ss_epn_in_pio(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep,
struct nbu2ss_req *req, u32 length)
{
- u8 *p_buffer;
- u32 i;
- u32 data;
- u32 i_word_length;
- union usb_reg_access temp_32;
- union usb_reg_access *p_buf_32 = NULL;
- int result = 0;
+ u8 *p_buffer;
+ u32 i;
+ u32 data;
+ u32 i_word_length;
+ union usb_reg_access temp_32;
+ union usb_reg_access *p_buf_32 = NULL;
+ int result = 0;
struct fc_regs __iomem *preg = udc->p_regs;
if (req->dma_flag)
- return 1; /* DMA is forwarded */
+ return 1; /* DMA is forwarded */
if (length > 0) {
p_buffer = (u8 *)req->req.buf;
@@ -1072,9 +1075,8 @@ static int _nbu2ss_epn_in_pio(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
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
- );
+ &preg->EP_REGS[ep->epnum - 1].EP_WRITE,
+ p_buf_32->dw);
p_buf_32++;
}
@@ -1085,7 +1087,7 @@ static int _nbu2ss_epn_in_pio(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
if (result != ep->ep.maxpacket) {
data = length - result;
temp_32.dw = 0;
- for (i = 0 ; i < data ; i++)
+ for (i = 0; i < data; i++)
temp_32.byte.DATA[i] = p_buf_32->byte.DATA[i];
_nbu2ss_ep_in_end(udc, ep->epnum, temp_32.dw, data);
@@ -1101,8 +1103,8 @@ static int _nbu2ss_epn_in_pio(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
static int _nbu2ss_epn_in_data(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep,
struct nbu2ss_req *req, u32 data_size)
{
- u32 num;
- int nret = 1;
+ u32 num;
+ int nret = 1;
if (ep->epnum == 0)
return -EINVAL;
@@ -1122,12 +1124,13 @@ static int _nbu2ss_epn_in_data(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
/*-------------------------------------------------------------------------*/
static int _nbu2ss_epn_in_transfer(struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep, struct nbu2ss_req *req)
+ struct nbu2ss_ep *ep,
+ struct nbu2ss_req *req)
{
- u32 num;
- u32 i_buf_size;
- int result = 0;
- u32 status;
+ u32 num;
+ u32 i_buf_size;
+ int result = 0;
+ u32 status;
if (ep->epnum == 0)
return -EINVAL;
@@ -1161,10 +1164,9 @@ static int _nbu2ss_epn_in_transfer(struct nbu2ss_udc
*udc,
/*-------------------------------------------------------------------------*/
static int _nbu2ss_start_transfer(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
- struct nbu2ss_req *req,
- bool bflag)
+ struct nbu2ss_req *req, bool bflag)
{
- int nret = -EINVAL;
+ int nret = -EINVAL;
req->dma_flag = FALSE;
req->div_len = 0;
@@ -1215,8 +1217,8 @@ static int _nbu2ss_start_transfer(struct nbu2ss_udc *udc,
/*-------------------------------------------------------------------------*/
static void _nbu2ss_restert_transfer(struct nbu2ss_ep *ep)
{
- u32 length;
- bool bflag = FALSE;
+ u32 length;
+ bool bflag = FALSE;
struct nbu2ss_req *req;
req = list_first_entry_or_null(&ep->queue, struct nbu2ss_req, queue);
@@ -1224,7 +1226,8 @@ static void _nbu2ss_restert_transfer(struct nbu2ss_ep *ep)
return;
if (ep->epnum > 0) {
- length = _nbu2ss_readl(
+ length =
+ _nbu2ss_readl(
&ep->udc->p_regs->EP_REGS[ep->epnum - 1].EP_LEN_DCNT);
length &= EPN_LDATA;
@@ -1239,8 +1242,8 @@ 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)
{
- u8 num;
- u32 data;
+ u8 num;
+ u32 data;
if ((ep_adrs == 0) || (ep_adrs == 0x80))
return;
@@ -1260,8 +1263,8 @@ static void _nbu2ss_endpoint_toggle_reset(struct
nbu2ss_udc *udc, u8 ep_adrs)
static void _nbu2ss_set_endpoint_stall(struct nbu2ss_udc *udc,
u8 ep_adrs, bool bstall)
{
- u8 num, epnum;
- u32 data;
+ u8 num, epnum;
+ u32 data;
struct nbu2ss_ep *ep;
struct fc_regs __iomem *preg = udc->p_regs;
@@ -1292,17 +1295,18 @@ static void _nbu2ss_set_endpoint_stall(struct
nbu2ss_udc *udc,
/* Clear STALL */
ep->stalled = FALSE;
if (ep_adrs & USB_DIR_IN) {
- _nbu2ss_bitclr(&preg->EP_REGS[num].EP_CONTROL
- , EPN_ISTL);
+ _nbu2ss_bitclr(&preg->EP_REGS[num].EP_CONTROL,
+ EPN_ISTL);
} else {
data =
- _nbu2ss_readl(&preg->EP_REGS[num].EP_CONTROL);
+ _nbu2ss_readl(
+ &preg->EP_REGS[num].EP_CONTROL);
data &= ~EPN_OSTL;
data |= EPN_OSTL_EN;
- _nbu2ss_writel(&preg->EP_REGS[num].EP_CONTROL
- , data);
+ _nbu2ss_writel(&preg->EP_REGS[num].EP_CONTROL,
+ data);
}
ep->stalled = FALSE;
@@ -1317,7 +1321,7 @@ static void _nbu2ss_set_endpoint_stall(struct nbu2ss_udc
*udc,
/*-------------------------------------------------------------------------*/
static void _nbu2ss_set_test_mode(struct nbu2ss_udc *udc, u32 mode)
{
- u32 data;
+ u32 data;
if (mode > MAX_TEST_MODE_NUM)
return;
@@ -1336,7 +1340,7 @@ 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)
{
- int result = -EOPNOTSUPP;
+ int result = -EOPNOTSUPP;
switch (selector) {
case USB_DEVICE_REMOTE_WAKEUP:
@@ -1362,8 +1366,8 @@ static int _nbu2ss_set_feature_device(struct nbu2ss_udc
*udc,
/*-------------------------------------------------------------------------*/
static int _nbu2ss_get_ep_stall(struct nbu2ss_udc *udc, u8 ep_adrs)
{
- u8 epnum;
- u32 data = 0, bit_data;
+ u8 epnum;
+ u32 data = 0, bit_data;
struct fc_regs __iomem *preg = udc->p_regs;
epnum = ep_adrs & ~USB_ENDPOINT_DIR_MASK;
@@ -1390,23 +1394,21 @@ static int _nbu2ss_get_ep_stall(struct nbu2ss_udc *udc,
u8 ep_adrs)
/*-------------------------------------------------------------------------*/
static inline int _nbu2ss_req_feature(struct nbu2ss_udc *udc, bool bset)
{
- u8 recipient = (u8)(udc->ctrl.bRequestType & USB_RECIP_MASK);
- u8 direction = (u8)(udc->ctrl.bRequestType & USB_DIR_IN);
- u16 selector = le16_to_cpu(udc->ctrl.wValue);
- u16 wIndex = le16_to_cpu(udc->ctrl.wIndex);
- u8 ep_adrs;
- int result = -EOPNOTSUPP;
+ u8 recipient = (u8)(udc->ctrl.bRequestType & USB_RECIP_MASK);
+ u8 direction = (u8)(udc->ctrl.bRequestType & USB_DIR_IN);
+ u16 selector = le16_to_cpu(udc->ctrl.wValue);
+ u16 wIndex = le16_to_cpu(udc->ctrl.wIndex);
+ u8 ep_adrs;
+ int result = -EOPNOTSUPP;
- if ((udc->ctrl.wLength != 0x0000) ||
- (direction != USB_DIR_OUT)) {
+ if ((udc->ctrl.wLength != 0x0000) || (direction != USB_DIR_OUT))
return -EINVAL;
- }
switch (recipient) {
case USB_RECIP_DEVICE:
if (bset)
result =
- _nbu2ss_set_feature_device(udc, selector, wIndex);
+ _nbu2ss_set_feature_device(udc, selector, wIndex);
break;
case USB_RECIP_ENDPOINT:
@@ -1414,12 +1416,11 @@ 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;
}
@@ -1439,7 +1440,7 @@ static inline int _nbu2ss_req_feature(struct nbu2ss_udc
*udc, bool bset)
/*-------------------------------------------------------------------------*/
static inline enum usb_device_speed _nbu2ss_get_speed(struct nbu2ss_udc *udc)
{
- u32 data;
+ u32 data;
enum usb_device_speed speed = USB_SPEED_FULL;
data = _nbu2ss_readl(&udc->p_regs->USB_STATUS);
@@ -1450,20 +1451,19 @@ 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;
- u32 regdata;
- int limit_cnt = 0;
+ u8 ep_adrs;
+ u32 regdata;
+ int limit_cnt = 0;
struct fc_regs __iomem *preg = udc->p_regs;
if (ep->direct == USB_DIR_IN) {
- for (limit_cnt = 0
- ; limit_cnt < IN_DATA_EMPTY_COUNT
- ; limit_cnt++) {
- regdata = _nbu2ss_readl(
+ for (limit_cnt = 0; limit_cnt < IN_DATA_EMPTY_COUNT;
+ limit_cnt++) {
+ regdata =
+ _nbu2ss_readl(
&preg->EP_REGS[ep->epnum - 1].EP_STATUS);
if ((regdata & EPN_IN_DATA) == 0)
@@ -1480,12 +1480,12 @@ static void _nbu2ss_epn_set_stall(struct nbu2ss_udc
*udc,
/*-------------------------------------------------------------------------*/
static int std_req_get_status(struct nbu2ss_udc *udc)
{
- u32 length;
- u16 status_data = 0;
- u8 recipient = (u8)(udc->ctrl.bRequestType & USB_RECIP_MASK);
- u8 direction = (u8)(udc->ctrl.bRequestType & USB_DIR_IN);
- u8 ep_adrs;
- int result = -EINVAL;
+ u32 length;
+ u16 status_data = 0;
+ u8 recipient = (u8)(udc->ctrl.bRequestType & USB_RECIP_MASK);
+ u8 direction = (u8)(udc->ctrl.bRequestType & USB_DIR_IN);
+ u8 ep_adrs;
+ int result = -EINVAL;
if ((udc->ctrl.wValue != 0x0000) || (direction != USB_DIR_IN))
return result;
@@ -1546,12 +1546,11 @@ static int std_req_set_feature(struct nbu2ss_udc *udc)
/*-------------------------------------------------------------------------*/
static int std_req_set_address(struct nbu2ss_udc *udc)
{
- int result = 0;
- u32 wValue = le16_to_cpu(udc->ctrl.wValue);
+ int result = 0;
+ u32 wValue = le16_to_cpu(udc->ctrl.wValue);
- if ((udc->ctrl.bRequestType != 0x00) ||
- (udc->ctrl.wIndex != 0x0000) ||
- (udc->ctrl.wLength != 0x0000)) {
+ if ((udc->ctrl.bRequestType != 0x00) ||
+ (udc->ctrl.wIndex != 0x0000) || (udc->ctrl.wLength != 0x0000)) {
return -EINVAL;
}
@@ -1571,9 +1570,8 @@ static int std_req_set_configuration(struct nbu2ss_udc
*udc)
{
u32 config_value = (u32)(le16_to_cpu(udc->ctrl.wValue) & 0x00ff);
- if ((udc->ctrl.wIndex != 0x0000) ||
- (udc->ctrl.wLength != 0x0000) ||
- (udc->ctrl.bRequestType != 0x00)) {
+ if ((udc->ctrl.wIndex != 0x0000) ||
+ (udc->ctrl.wLength != 0x0000) || (udc->ctrl.bRequestType != 0x00)) {
return -EINVAL;
}
@@ -1602,9 +1600,9 @@ static inline void _nbu2ss_read_request_data(struct
nbu2ss_udc *udc, u32 *pdata)
/*-------------------------------------------------------------------------*/
static inline int _nbu2ss_decode_request(struct nbu2ss_udc *udc)
{
- bool bcall_back = TRUE;
- int nret = -EINVAL;
- struct usb_ctrlrequest *p_ctrl;
+ bool bcall_back = TRUE;
+ int nret = -EINVAL;
+ struct usb_ctrlrequest *p_ctrl;
p_ctrl = &udc->ctrl;
_nbu2ss_read_request_data(udc, (u32 *)p_ctrl);
@@ -1675,9 +1673,9 @@ static inline int _nbu2ss_decode_request(struct
nbu2ss_udc *udc)
/*-------------------------------------------------------------------------*/
static inline int _nbu2ss_ep0_in_data_stage(struct nbu2ss_udc *udc)
{
- int nret;
- struct nbu2ss_req *req;
- struct nbu2ss_ep *ep = &udc->ep[0];
+ int nret;
+ struct nbu2ss_req *req;
+ struct nbu2ss_ep *ep = &udc->ep[0];
req = list_first_entry_or_null(&ep->queue, struct nbu2ss_req, queue);
if (!req)
@@ -1698,9 +1696,9 @@ static inline int _nbu2ss_ep0_in_data_stage(struct
nbu2ss_udc *udc)
/*-------------------------------------------------------------------------*/
static inline int _nbu2ss_ep0_out_data_stage(struct nbu2ss_udc *udc)
{
- int nret;
- struct nbu2ss_req *req;
- struct nbu2ss_ep *ep = &udc->ep[0];
+ int nret;
+ struct nbu2ss_req *req;
+ struct nbu2ss_ep *ep = &udc->ep[0];
req = list_first_entry_or_null(&ep->queue, struct nbu2ss_req, queue);
if (!req)
@@ -1722,8 +1720,8 @@ static inline int _nbu2ss_ep0_out_data_stage(struct
nbu2ss_udc *udc)
/*-------------------------------------------------------------------------*/
static inline int _nbu2ss_ep0_status_stage(struct nbu2ss_udc *udc)
{
- struct nbu2ss_req *req;
- struct nbu2ss_ep *ep = &udc->ep[0];
+ struct nbu2ss_req *req;
+ struct nbu2ss_ep *ep = &udc->ep[0];
req = list_first_entry_or_null(&ep->queue, struct nbu2ss_req, queue);
if (!req) {
@@ -1744,10 +1742,10 @@ static inline int _nbu2ss_ep0_status_stage(struct
nbu2ss_udc *udc)
/*-------------------------------------------------------------------------*/
static inline void _nbu2ss_ep0_int(struct nbu2ss_udc *udc)
{
- int i;
- u32 status;
- u32 intr;
- int nret = -1;
+ int i;
+ u32 status;
+ u32 intr;
+ int nret = -1;
status = _nbu2ss_readl(&udc->p_regs->EP0_STATUS);
intr = status & EP0_STATUS_RW_BIT;
@@ -1799,8 +1797,7 @@ static inline void _nbu2ss_ep0_int(struct nbu2ss_udc *udc)
if ((status & STG_END_INT) || (status & SETUP_INT) ||
(status & EP0_OUT_NULL_INT)) {
status &= ~(STG_END_INT
- | EP0_OUT_INT
- | EP0_OUT_NULL_INT);
+ | EP0_OUT_INT | EP0_OUT_NULL_INT);
nret = _nbu2ss_ep0_status_stage(udc);
}
@@ -1824,8 +1821,7 @@ 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)
+ struct nbu2ss_req *req, int status)
{
struct nbu2ss_udc *udc = ep->udc;
@@ -1860,8 +1856,8 @@ static inline void _nbu2ss_epn_in_int(struct nbu2ss_udc
*udc,
struct nbu2ss_ep *ep,
struct nbu2ss_req *req)
{
- int result = 0;
- u32 status;
+ int result = 0;
+ u32 status;
struct fc_regs __iomem *preg = udc->p_regs;
@@ -1879,7 +1875,8 @@ static inline void _nbu2ss_epn_in_int(struct nbu2ss_udc
*udc,
} else {
if (req->zero && ((req->req.actual % ep->ep.maxpacket) == 0)) {
status =
- _nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_STATUS);
+ _nbu2ss_readl(
+ &preg->EP_REGS[ep->epnum - 1].EP_STATUS);
if ((status & EPN_IN_FULL) == 0) {
/*-----------------------------------------*/
@@ -1903,7 +1900,7 @@ static inline void _nbu2ss_epn_out_int(struct nbu2ss_udc
*udc,
struct nbu2ss_ep *ep,
struct nbu2ss_req *req)
{
- int result;
+ int result;
result = _nbu2ss_epn_out_transfer(udc, ep, req);
if (result <= 0)
@@ -1915,8 +1912,8 @@ static inline void _nbu2ss_epn_in_dma_int(struct
nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
struct nbu2ss_req *req)
{
- u32 mpkt;
- u32 size;
+ u32 mpkt;
+ u32 size;
struct usb_request *preq;
preq = &req->req;
@@ -1951,10 +1948,10 @@ static inline void _nbu2ss_epn_out_dma_int(struct
nbu2ss_udc *udc,
struct nbu2ss_ep *ep,
struct nbu2ss_req *req)
{
- int i;
- u32 num;
- u32 dmacnt, ep_dmacnt;
- u32 mpkt;
+ int i;
+ u32 num;
+ u32 dmacnt, ep_dmacnt;
+ u32 mpkt;
struct fc_regs __iomem *preg = udc->p_regs;
num = ep->epnum - 1;
@@ -1968,13 +1965,13 @@ static inline void _nbu2ss_epn_out_dma_int(struct
nbu2ss_udc *udc,
}
}
- ep_dmacnt = _nbu2ss_readl(&preg->EP_REGS[num].EP_LEN_DCNT)
- & EPN_DMACNT;
+ ep_dmacnt =
+ _nbu2ss_readl(&preg->EP_REGS[num].EP_LEN_DCNT) & EPN_DMACNT;
ep_dmacnt >>= 16;
for (i = 0; i < EPC_PLL_LOCK_COUNT; i++) {
dmacnt = _nbu2ss_readl(&preg->EP_DCR[num].EP_DCR1)
- & DCR1_EPN_DMACNT;
+ & DCR1_EPN_DMACNT;
dmacnt >>= 16;
if (ep_dmacnt == dmacnt)
break;
@@ -2007,11 +2004,11 @@ static inline void _nbu2ss_epn_out_dma_int(struct
nbu2ss_udc *udc,
/*-------------------------------------------------------------------------*/
static inline void _nbu2ss_epn_int(struct nbu2ss_udc *udc, u32 epnum)
{
- u32 num;
- u32 status;
+ u32 num;
+ u32 status;
- struct nbu2ss_req *req;
- struct nbu2ss_ep *ep = &udc->ep[epnum];
+ struct nbu2ss_req *req;
+ struct nbu2ss_ep *ep = &udc->ep[epnum];
num = epnum - 1;
@@ -2062,8 +2059,7 @@ static void _nbu2ss_ep0_enable(struct nbu2ss_udc *udc)
/*-------------------------------------------------------------------------*/
static int _nbu2ss_nuke(struct nbu2ss_udc *udc,
- struct nbu2ss_ep *ep,
- int status)
+ struct nbu2ss_ep *ep, int status)
{
struct nbu2ss_req *req;
@@ -2087,7 +2083,7 @@ static int _nbu2ss_nuke(struct nbu2ss_udc *udc,
/*-------------------------------------------------------------------------*/
static void _nbu2ss_quiesce(struct nbu2ss_udc *udc)
{
- struct nbu2ss_ep *ep;
+ struct nbu2ss_ep *ep;
udc->gadget.speed = USB_SPEED_UNKNOWN;
@@ -2102,7 +2098,7 @@ static void _nbu2ss_quiesce(struct nbu2ss_udc *udc)
/*-------------------------------------------------------------------------*/
static int _nbu2ss_pullup(struct nbu2ss_udc *udc, int is_on)
{
- u32 reg_dt;
+ u32 reg_dt;
if (udc->vbus_active == 0)
return -ESHUTDOWN;
@@ -2111,7 +2107,7 @@ static int _nbu2ss_pullup(struct nbu2ss_udc *udc, int
is_on)
/* D+ Pullup */
if (udc->driver) {
reg_dt = (_nbu2ss_readl(&udc->p_regs->USB_CONTROL)
- | PUE2) & ~(u32)CONNECTB;
+ | PUE2) & ~(u32)CONNECTB;
_nbu2ss_writel(&udc->p_regs->USB_CONTROL, reg_dt);
}
@@ -2119,7 +2115,7 @@ static int _nbu2ss_pullup(struct nbu2ss_udc *udc, int
is_on)
} else {
/* D+ Pulldown */
reg_dt = (_nbu2ss_readl(&udc->p_regs->USB_CONTROL) | CONNECTB)
- & ~(u32)PUE2;
+ & ~(u32)PUE2;
_nbu2ss_writel(&udc->p_regs->USB_CONTROL, reg_dt);
udc->gadget.speed = USB_SPEED_UNKNOWN;
@@ -2150,7 +2146,7 @@ static void _nbu2ss_fifo_flush(struct nbu2ss_udc *udc,
struct nbu2ss_ep *ep)
/*-------------------------------------------------------------------------*/
static int _nbu2ss_enable_controller(struct nbu2ss_udc *udc)
{
- int waitcnt = 0;
+ int waitcnt = 0;
if (udc->udc_enabled)
return 0;
@@ -2166,8 +2162,8 @@ static int _nbu2ss_enable_controller(struct nbu2ss_udc
*udc)
_nbu2ss_writel(&udc->p_regs->AHBSCTR, WAIT_MODE);
- _nbu2ss_writel(&udc->p_regs->AHBMCTR,
- HBUSREQ_MODE | HTRANS_MODE | WBURST_TYPE);
+ _nbu2ss_writel(&udc->p_regs->AHBMCTR,
+ HBUSREQ_MODE | HTRANS_MODE | WBURST_TYPE);
while (!(_nbu2ss_readl(&udc->p_regs->EPCTR) & PLL_LOCK)) {
waitcnt++;
@@ -2178,7 +2174,7 @@ static int _nbu2ss_enable_controller(struct nbu2ss_udc
*udc)
}
}
- _nbu2ss_bitset(&udc->p_regs->UTMI_CHARACTER_1, USB_SQUSET);
+ _nbu2ss_bitset(&udc->p_regs->UTMI_CHARACTER_1, USB_SQUSET);
_nbu2ss_bitset(&udc->p_regs->USB_CONTROL, (INT_SEL | SOF_RCV));
@@ -2213,13 +2209,13 @@ static void _nbu2ss_disable_controller(struct
nbu2ss_udc *udc)
/*-------------------------------------------------------------------------*/
static inline void _nbu2ss_check_vbus(struct nbu2ss_udc *udc)
{
- int nret;
- u32 reg_dt;
+ int nret;
+ u32 reg_dt;
/* chattering */
- mdelay(VBUS_CHATTERING_MDELAY); /* wait (ms) */
+ mdelay(VBUS_CHATTERING_MDELAY); /* wait (ms) */
- /* VBUS ON Check*/
+ /* VBUS ON Check */
reg_dt = gpiod_get_value(vbus_gpio);
if (reg_dt == 0) {
udc->linux_suspended = 0;
@@ -2246,7 +2242,7 @@ static inline void _nbu2ss_check_vbus(struct nbu2ss_udc
*udc)
_nbu2ss_disable_controller(udc);
}
} else {
- mdelay(5); /* wait (5ms) */
+ mdelay(5); /* wait (5ms) */
reg_dt = gpiod_get_value(vbus_gpio);
if (reg_dt == 0)
return;
@@ -2284,8 +2280,8 @@ static inline void _nbu2ss_check_vbus(struct nbu2ss_udc
*udc)
/*-------------------------------------------------------------------------*/
static inline void _nbu2ss_int_bus_reset(struct nbu2ss_udc *udc)
{
- udc->devstate = USB_STATE_DEFAULT;
- udc->remote_wakeup = 0;
+ udc->devstate = USB_STATE_DEFAULT;
+ udc->remote_wakeup = 0;
_nbu2ss_quiesce(udc);
@@ -2308,7 +2304,7 @@ static inline void _nbu2ss_int_usb_resume(struct
nbu2ss_udc *udc)
/*-------------------------------------------------------------------------*/
static inline void _nbu2ss_int_usb_suspend(struct nbu2ss_udc *udc)
{
- u32 reg_dt;
+ u32 reg_dt;
if (udc->usb_suspended == 0) {
reg_dt = gpiod_get_value(vbus_gpio);
@@ -2331,7 +2327,7 @@ static inline void _nbu2ss_int_usb_suspend(struct
nbu2ss_udc *udc)
/* VBUS (GPIO153) Interrupt */
static irqreturn_t _nbu2ss_vbus_irq(int irq, void *_udc)
{
- struct nbu2ss_udc *udc = (struct nbu2ss_udc *)_udc;
+ struct nbu2ss_udc *udc = (struct nbu2ss_udc *)_udc;
spin_lock(&udc->lock);
_nbu2ss_check_vbus(udc);
@@ -2344,11 +2340,11 @@ static irqreturn_t _nbu2ss_vbus_irq(int irq, void *_udc)
/* Interrupt (udc) */
static irqreturn_t _nbu2ss_udc_irq(int irq, void *_udc)
{
- u8 suspend_flag = 0;
- u32 status;
- u32 epnum, int_bit;
+ u8 suspend_flag = 0;
+ u32 status;
+ u32 epnum, int_bit;
- struct nbu2ss_udc *udc = (struct nbu2ss_udc *)_udc;
+ struct nbu2ss_udc *udc = (struct nbu2ss_udc *)_udc;
struct fc_regs __iomem *preg = udc->p_regs;
if (gpiod_get_value(vbus_gpio) == 0) {
@@ -2417,11 +2413,11 @@ static irqreturn_t _nbu2ss_udc_irq(int irq, void *_udc)
static int nbu2ss_ep_enable(struct usb_ep *_ep,
const struct usb_endpoint_descriptor *desc)
{
- u8 ep_type;
- unsigned long flags;
+ u8 ep_type;
+ unsigned long flags;
- struct nbu2ss_ep *ep;
- struct nbu2ss_udc *udc;
+ struct nbu2ss_ep *ep;
+ struct nbu2ss_udc *udc;
if ((!_ep) || (!desc)) {
pr_err(" *** %s, bad param\n", __func__);
@@ -2476,9 +2472,9 @@ static int nbu2ss_ep_enable(struct usb_ep *_ep,
/*-------------------------------------------------------------------------*/
static int nbu2ss_ep_disable(struct usb_ep *_ep)
{
- struct nbu2ss_ep *ep;
- struct nbu2ss_udc *udc;
- unsigned long flags;
+ struct nbu2ss_ep *ep;
+ struct nbu2ss_udc *udc;
+ unsigned long flags;
if (!_ep) {
pr_err(" *** %s, bad param\n", __func__);
@@ -2496,7 +2492,7 @@ static int nbu2ss_ep_disable(struct usb_ep *_ep)
return -ESHUTDOWN;
spin_lock_irqsave(&udc->lock, flags);
- _nbu2ss_nuke(udc, ep, -EINPROGRESS); /* dequeue request */
+ _nbu2ss_nuke(udc, ep, -EINPROGRESS); /* dequeue request */
spin_unlock_irqrestore(&udc->lock, flags);
return 0;
@@ -2521,8 +2517,7 @@ static struct usb_request *nbu2ss_ep_alloc_request(struct
usb_ep *ep,
}
/*-------------------------------------------------------------------------*/
-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;
@@ -2537,12 +2532,12 @@ static void nbu2ss_ep_free_request(struct usb_ep *_ep,
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;
- struct nbu2ss_udc *udc;
- unsigned long flags;
- bool bflag;
- int result = -EINVAL;
+ struct nbu2ss_req *req;
+ struct nbu2ss_ep *ep;
+ struct nbu2ss_udc *udc;
+ unsigned long flags;
+ bool bflag;
+ int result = -EINVAL;
/* catch various bogus parameters */
if ((!_ep) || (!_req)) {
@@ -2557,8 +2552,7 @@ static int nbu2ss_ep_queue(struct usb_ep *_ep,
req = container_of(_req, struct nbu2ss_req, req);
if (unlikely(!_req->complete ||
- !_req->buf ||
- !list_empty(&req->queue))) {
+ !_req->buf || !list_empty(&req->queue))) {
if (!_req->complete)
pr_err("udc: %s --- !_req->complete\n", __func__);
@@ -2595,10 +2589,10 @@ static int nbu2ss_ep_queue(struct usb_ep *_ep,
if (req->unaligned) {
if (!ep->virt_buf)
- ep->virt_buf = dma_alloc_coherent(
- NULL, PAGE_SIZE,
- &ep->phys_buf, GFP_ATOMIC | GFP_DMA);
- if (ep->epnum > 0) {
+ 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,
req->req.length);
@@ -2641,9 +2635,9 @@ static int nbu2ss_ep_queue(struct usb_ep *_ep,
/*-------------------------------------------------------------------------*/
static int nbu2ss_ep_dequeue(struct usb_ep *_ep, struct usb_request *_req)
{
- struct nbu2ss_req *req;
- struct nbu2ss_ep *ep;
- struct nbu2ss_udc *udc;
+ struct nbu2ss_req *req;
+ struct nbu2ss_ep *ep;
+ struct nbu2ss_udc *udc;
unsigned long flags;
/* catch various bogus parameters */
@@ -2681,11 +2675,11 @@ static int nbu2ss_ep_dequeue(struct usb_ep *_ep, struct
usb_request *_req)
/*-------------------------------------------------------------------------*/
static int nbu2ss_ep_set_halt(struct usb_ep *_ep, int value)
{
- u8 ep_adrs;
- unsigned long flags;
+ u8 ep_adrs;
+ unsigned long flags;
- struct nbu2ss_ep *ep;
- struct nbu2ss_udc *udc;
+ struct nbu2ss_ep *ep;
+ struct nbu2ss_udc *udc;
if (!_ep) {
pr_err("%s, bad param\n", __func__);
@@ -2729,11 +2723,11 @@ static int nbu2ss_ep_set_wedge(struct usb_ep *_ep)
/*-------------------------------------------------------------------------*/
static int nbu2ss_ep_fifo_status(struct usb_ep *_ep)
{
- u32 data;
- struct nbu2ss_ep *ep;
- struct nbu2ss_udc *udc;
- unsigned long flags;
- struct fc_regs __iomem *preg;
+ u32 data;
+ struct nbu2ss_ep *ep;
+ struct nbu2ss_udc *udc;
+ unsigned long flags;
+ struct fc_regs __iomem *preg;
if (!_ep) {
pr_err("%s, bad param\n", __func__);
@@ -2761,7 +2755,7 @@ static int nbu2ss_ep_fifo_status(struct usb_ep *_ep)
} else {
data = _nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_LEN_DCNT)
- & EPN_LDATA;
+ & EPN_LDATA;
}
spin_unlock_irqrestore(&udc->lock, flags);
@@ -2770,12 +2764,12 @@ static int nbu2ss_ep_fifo_status(struct usb_ep *_ep)
}
/*-------------------------------------------------------------------------*/
-static void nbu2ss_ep_fifo_flush(struct usb_ep *_ep)
+static void nbu2ss_ep_fifo_flush(struct usb_ep *_ep)
{
- u32 data;
- struct nbu2ss_ep *ep;
- struct nbu2ss_udc *udc;
- unsigned long flags;
+ u32 data;
+ struct nbu2ss_ep *ep;
+ struct nbu2ss_udc *udc;
+ unsigned long flags;
if (!_ep) {
pr_err("udc: %s, bad param\n", __func__);
@@ -2823,8 +2817,8 @@ static const struct usb_ep_ops nbu2ss_ep_ops = {
/*-------------------------------------------------------------------------*/
static int nbu2ss_gad_get_frame(struct usb_gadget *pgadget)
{
- u32 data;
- struct nbu2ss_udc *udc;
+ u32 data;
+ struct nbu2ss_udc *udc;
if (!pgadget) {
pr_err("udc: %s, bad param\n", __func__);
@@ -2842,10 +2836,10 @@ static int nbu2ss_gad_get_frame(struct usb_gadget
*pgadget)
/*-------------------------------------------------------------------------*/
static int nbu2ss_gad_wakeup(struct usb_gadget *pgadget)
{
- int i;
- u32 data;
+ int i;
+ u32 data;
- struct nbu2ss_udc *udc;
+ struct nbu2ss_udc *udc;
if (!pgadget) {
pr_err("%s, bad param\n", __func__);
@@ -2878,8 +2872,8 @@ static int nbu2ss_gad_wakeup(struct usb_gadget *pgadget)
static int nbu2ss_gad_set_selfpowered(struct usb_gadget *pgadget,
int is_selfpowered)
{
- struct nbu2ss_udc *udc;
- unsigned long flags;
+ struct nbu2ss_udc *udc;
+ unsigned long flags;
if (!pgadget) {
pr_err("%s, bad param\n", __func__);
@@ -2904,8 +2898,8 @@ static int nbu2ss_gad_vbus_session(struct usb_gadget
*pgadget, int is_active)
/*-------------------------------------------------------------------------*/
static int nbu2ss_gad_vbus_draw(struct usb_gadget *pgadget, unsigned int mA)
{
- struct nbu2ss_udc *udc;
- unsigned long flags;
+ struct nbu2ss_udc *udc;
+ unsigned long flags;
if (!pgadget) {
pr_err("%s, bad param\n", __func__);
@@ -2924,8 +2918,8 @@ static int nbu2ss_gad_vbus_draw(struct usb_gadget
*pgadget, unsigned int mA)
/*-------------------------------------------------------------------------*/
static int nbu2ss_gad_pullup(struct usb_gadget *pgadget, int is_on)
{
- struct nbu2ss_udc *udc;
- unsigned long flags;
+ struct nbu2ss_udc *udc;
+ unsigned long flags;
if (!pgadget) {
pr_err("%s, bad param\n", __func__);
@@ -3011,7 +3005,7 @@ static const struct {
/*-------------------------------------------------------------------------*/
static void nbu2ss_drv_ep_init(struct nbu2ss_udc *udc)
{
- int i;
+ int i;
INIT_LIST_HEAD(&udc->gadget.ep_list);
udc->gadget.ep0 = &udc->ep[0].ep;
@@ -3077,8 +3071,8 @@ static int nbu2ss_drv_contest_init(struct platform_device
*pdev,
*/
static int nbu2ss_drv_probe(struct platform_device *pdev)
{
- int status = -ENODEV;
- struct nbu2ss_udc *udc;
+ int status = -ENODEV;
+ struct nbu2ss_udc *udc;
struct resource *r;
int irq;
void __iomem *mmio_base;
@@ -3135,7 +3129,7 @@ static int nbu2ss_drv_probe(struct platform_device *pdev)
/*-------------------------------------------------------------------------*/
static void nbu2ss_drv_shutdown(struct platform_device *pdev)
{
- struct nbu2ss_udc *udc;
+ struct nbu2ss_udc *udc;
udc = platform_get_drvdata(pdev);
if (!udc)
@@ -3147,9 +3141,9 @@ static void nbu2ss_drv_shutdown(struct platform_device
*pdev)
/*-------------------------------------------------------------------------*/
static int nbu2ss_drv_remove(struct platform_device *pdev)
{
- struct nbu2ss_udc *udc;
- struct nbu2ss_ep *ep;
- int i;
+ struct nbu2ss_udc *udc;
+ struct nbu2ss_ep *ep;
+ int i;
udc = &udc_controller;
@@ -3169,7 +3163,7 @@ static int nbu2ss_drv_remove(struct platform_device *pdev)
/*-------------------------------------------------------------------------*/
static int nbu2ss_drv_suspend(struct platform_device *pdev, pm_message_t state)
{
- struct nbu2ss_udc *udc;
+ struct nbu2ss_udc *udc;
udc = platform_get_drvdata(pdev);
if (!udc)
@@ -3195,8 +3189,8 @@ static int nbu2ss_drv_suspend(struct platform_device
*pdev, pm_message_t state)
/*-------------------------------------------------------------------------*/
static int nbu2ss_drv_resume(struct platform_device *pdev)
{
- u32 data;
- struct nbu2ss_udc *udc;
+ u32 data;
+ struct nbu2ss_udc *udc;
udc = platform_get_drvdata(pdev);
if (!udc)
--
2.21.0
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