2016-11-21 15:06:10

by Walt Feasel

[permalink] [raw]
Subject: [PATCH 0/5] staging: emxx_udc: emxx_udc.c checkpatch modifications

Make Linux kernel style modifications for emxx_udc.c to include:

Blank lines after {
Logical continuation
Single statement blocks
Spaces preferred around operators
Align parenthesis

Walt Feasel (5):
staging: emxx_udc: emxx_udc.c Blank lines after {
staging: emxx_udc: emxx_udc.c Logical continuation
staging: emxx_udc: emxx_udc.c {} Single statement blocks
staging: emxx_udc: emxx_udc.c Spaces preferred around operators
staging: emxx_udc: emxx_udc.c Align parenthesis

drivers/staging/emxx_udc/emxx_udc.c | 57 ++++++++++++-------------------------
1 file changed, 18 insertions(+), 39 deletions(-)

--
2.1.4


2016-11-21 15:06:17

by Walt Feasel

[permalink] [raw]
Subject: [PATCH 1/5] staging: emxx_udc: emxx_udc.c Blank lines after {

Make suggested checkpatch modification for
CHECK: Blank lines aren't necessary after an
open brace '{'

Signed-off-by: Walt Feasel <[email protected]>
---
drivers/staging/emxx_udc/emxx_udc.c | 13 -------------
1 file changed, 13 deletions(-)

diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index 31f4206..409761a 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -153,7 +153,6 @@ static void _nbu2ss_ep0_complete(struct usb_ep *_ep, struct usb_request *_req)
udc = (struct nbu2ss_udc *)_req->context;
p_ctrl = &udc->ctrl;
if ((p_ctrl->bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD) {
-
if (p_ctrl->bRequest == USB_REQ_SET_FEATURE) {
/*-------------------------------------------------*/
/* SET_FEATURE */
@@ -753,7 +752,6 @@ static int _nbu2ss_ep0_out_transfer(
/* Receive data confirmation */
iRecvLength = _nbu2ss_readl(&udc->p_regs->EP0_LENGTH) & EP0_LDATA;
if (iRecvLength != 0) {
-
fRcvZero = 0;

iRemainSize = req->req.length - req->req.actual;
@@ -930,7 +928,6 @@ static int _nbu2ss_epn_out_pio(

if ((req->req.actual == req->req.length)
|| ((req->req.actual % ep->ep.maxpacket) != 0)) {
-
result = 0;
}

@@ -1001,7 +998,6 @@ static int _nbu2ss_epn_out_transfer(
} else {
if ((req->req.actual == req->req.length)
|| ((req->req.actual % ep->ep.maxpacket) != 0)) {
-
result = 0;
}
}
@@ -1557,7 +1553,6 @@ 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);

@@ -1584,7 +1579,6 @@ static int std_req_get_status(struct nbu2ss_udc *udc)

if ((udc->ctrl.wValue != 0x0000)
|| (direction != USB_DIR_IN)) {
-
return result;
}

@@ -1982,7 +1976,6 @@ static inline void _nbu2ss_epn_in_int(

} else {
if (req->zero && ((req->req.actual % ep->ep.maxpacket) == 0)) {
-
status =
_nbu2ss_readl(&preg->EP_REGS[ep->epnum - 1].EP_STATUS);

@@ -2330,7 +2323,6 @@ static inline void _nbu2ss_check_vbus(struct nbu2ss_udc *udc)
/* VBUS ON Check*/
reg_dt = gpio_get_value(VBUS_VALUE);
if (reg_dt == 0) {
-
udc->linux_suspended = 0;

_nbu2ss_reset_controller(udc);
@@ -2502,7 +2494,6 @@ static irqreturn_t _nbu2ss_udc_irq(int irq, void *_udc)
int_bit = status >> 8;

for (epnum = 0; epnum < NUM_ENDPOINTS; epnum++) {
-
if (0x01 & int_bit)
_nbu2ss_ep_int(udc, epnum);

@@ -2548,7 +2539,6 @@ static int nbu2ss_ep_enable(
ep_type = usb_endpoint_type(desc);
if ((ep_type == USB_ENDPOINT_XFER_CONTROL)
|| (ep_type == USB_ENDPOINT_XFER_ISOC)) {
-
pr_err(" *** %s, bat bmAttributes\n", __func__);
return -EINVAL;
}
@@ -2559,7 +2549,6 @@ static int nbu2ss_ep_enable(

if ((!udc->driver)
|| (udc->gadget.speed == USB_SPEED_UNKNOWN)) {
-
dev_err(ep->udc->dev, " *** %s, udc !!\n", __func__);
return -ESHUTDOWN;
}
@@ -2677,7 +2666,6 @@ static int nbu2ss_ep_queue(
if (unlikely
(!_req->complete || !_req->buf
|| !list_empty(&req->queue))) {
-
if (!_req->complete)
pr_err("udc: %s --- !_req->complete\n", __func__);

@@ -2736,7 +2724,6 @@ static int nbu2ss_ep_queue(
list_add_tail(&req->queue, &ep->queue);

if (bflag && !ep->stalled) {
-
result = _nbu2ss_start_transfer(udc, ep, req, FALSE);
if (result < 0) {
dev_err(udc->dev, " *** %s, result = %d\n", __func__,
--
2.1.4

2016-11-21 15:06:21

by Walt Feasel

[permalink] [raw]
Subject: [PATCH 3/5] staging: emxx_udc: emxx_udc.c {} Single statement blocks

Make suggested checkpatch modification for
WARNING: braces {} are not necessary for single
statement blocks

Signed-off-by: Walt Feasel <[email protected]>
---
drivers/staging/emxx_udc/emxx_udc.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index de8f065..3a29f38 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -1575,9 +1575,8 @@ static int std_req_get_status(struct nbu2ss_udc *udc)
u8 ep_adrs;
int result = -EINVAL;

- if ((udc->ctrl.wValue != 0x0000) || (direction != USB_DIR_IN)) {
+ if ((udc->ctrl.wValue != 0x0000) || (direction != USB_DIR_IN))
return result;
- }

length = min_t(u16, udc->ctrl.wLength, sizeof(status_data));

--
2.1.4

2016-11-21 15:06:26

by Walt Feasel

[permalink] [raw]
Subject: [PATCH 4/5] staging: emxx_udc: emxx_udc.c Spaces preferred around operators

Make suggested checkpatch modification for
CHECK: spaces preferred around that '|'

Signed-off-by: Walt Feasel <[email protected]>
---
drivers/staging/emxx_udc/emxx_udc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index 3a29f38..65672b5 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -262,7 +262,7 @@ static int _nbu2ss_ep_init(struct nbu2ss_udc *udc, struct nbu2ss_ep *ep)
}

_nbu2ss_bitset(&udc->p_regs->EP_REGS[num].EP_CONTROL, data);
- _nbu2ss_endpoint_toggle_reset(udc, (ep->epnum|ep->direct));
+ _nbu2ss_endpoint_toggle_reset(udc, (ep->epnum | ep->direct));

if (ep->direct == USB_DIR_OUT) {
/*---------------------------------------------------------*/
--
2.1.4

2016-11-21 15:06:39

by Walt Feasel

[permalink] [raw]
Subject: [PATCH 5/5] staging: emxx_udc: emxx_udc.c Align parenthesis

Make suggested checkpatch modification for
CHECK: Alignment should match open parenthesis

Signed-off-by: Walt Feasel <[email protected]>
---
drivers/staging/emxx_udc/emxx_udc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index 65672b5..3f42fa8 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -3284,8 +3284,8 @@ static int nbu2ss_drv_remove(struct platform_device *pdev)
for (i = 0; i < NUM_ENDPOINTS; i++) {
ep = &udc->ep[i];
if (ep->virt_buf)
- dma_free_coherent(NULL, PAGE_SIZE,
- (void *)ep->virt_buf, ep->phys_buf);
+ dma_free_coherent(NULL, PAGE_SIZE, (void *)ep->virt_buf,
+ ep->phys_buf);
}

/* Interrupt Handler - Release */
--
2.1.4

2016-11-21 15:08:08

by Walt Feasel

[permalink] [raw]
Subject: [PATCH 2/5] staging: emxx_udc: emxx_udc.c Logical continuation

Make suggested checkpatch modification for
CHECK: Logical continuations should be on the
previous line

Signed-off-by: Walt Feasel <[email protected]>
---
drivers/staging/emxx_udc/emxx_udc.c | 37 +++++++++++++++----------------------
1 file changed, 15 insertions(+), 22 deletions(-)

diff --git a/drivers/staging/emxx_udc/emxx_udc.c b/drivers/staging/emxx_udc/emxx_udc.c
index 409761a..de8f065 100644
--- a/drivers/staging/emxx_udc/emxx_udc.c
+++ b/drivers/staging/emxx_udc/emxx_udc.c
@@ -926,8 +926,8 @@ static int _nbu2ss_epn_out_pio(

req->req.actual += result;

- if ((req->req.actual == req->req.length)
- || ((req->req.actual % ep->ep.maxpacket) != 0)) {
+ if ((req->req.actual == req->req.length) ||
+ ((req->req.actual % ep->ep.maxpacket) != 0)) {
result = 0;
}

@@ -953,9 +953,8 @@ static int _nbu2ss_epn_out_data(

iBufSize = min((req->req.length - req->req.actual), data_size);

- if ((ep->ep_type != USB_ENDPOINT_XFER_INT)
- && (req->req.dma != 0)
- && (iBufSize >= sizeof(u32))) {
+ if ((ep->ep_type != USB_ENDPOINT_XFER_INT) && (req->req.dma != 0) &&
+ (iBufSize >= sizeof(u32))) {
nret = _nbu2ss_out_dma(udc, req, num, iBufSize);
} else {
iBufSize = min_t(u32, iBufSize, ep->ep.maxpacket);
@@ -996,8 +995,8 @@ static int _nbu2ss_epn_out_transfer(
}
}
} else {
- if ((req->req.actual == req->req.length)
- || ((req->req.actual % ep->ep.maxpacket) != 0)) {
+ if ((req->req.actual == req->req.length) ||
+ ((req->req.actual % ep->ep.maxpacket) != 0)) {
result = 0;
}
}
@@ -1166,9 +1165,8 @@ static int _nbu2ss_epn_in_data(

num = ep->epnum - 1;

- if ((ep->ep_type != USB_ENDPOINT_XFER_INT)
- && (req->req.dma != 0)
- && (data_size >= sizeof(u32))) {
+ if ((ep->ep_type != USB_ENDPOINT_XFER_INT) && (req->req.dma != 0) &&
+ (data_size >= sizeof(u32))) {
nret = _nbu2ss_in_dma(udc, ep, req, num, data_size);
} else {
data_size = min_t(u32, data_size, ep->ep.maxpacket);
@@ -1577,8 +1575,7 @@ static int std_req_get_status(struct nbu2ss_udc *udc)
u8 ep_adrs;
int result = -EINVAL;

- if ((udc->ctrl.wValue != 0x0000)
- || (direction != USB_DIR_IN)) {
+ if ((udc->ctrl.wValue != 0x0000) || (direction != USB_DIR_IN)) {
return result;
}

@@ -1891,9 +1888,8 @@ static inline void _nbu2ss_ep0_int(struct nbu2ss_udc *udc)
break;

case EP0_OUT_STATUS_PAHSE:
- if ((status & STG_END_INT)
- || (status & SETUP_INT)
- || (status & EP0_OUT_NULL_INT)) {
+ if ((status & STG_END_INT) || (status & SETUP_INT) ||
+ (status & EP0_OUT_NULL_INT)) {
status &= ~(STG_END_INT
| EP0_OUT_INT
| EP0_OUT_NULL_INT);
@@ -2537,8 +2533,8 @@ static int nbu2ss_ep_enable(
}

ep_type = usb_endpoint_type(desc);
- if ((ep_type == USB_ENDPOINT_XFER_CONTROL)
- || (ep_type == USB_ENDPOINT_XFER_ISOC)) {
+ if ((ep_type == USB_ENDPOINT_XFER_CONTROL) ||
+ (ep_type == USB_ENDPOINT_XFER_ISOC)) {
pr_err(" *** %s, bat bmAttributes\n", __func__);
return -EINVAL;
}
@@ -2547,8 +2543,7 @@ static int nbu2ss_ep_enable(
if (udc->vbus_active == 0)
return -ESHUTDOWN;

- if ((!udc->driver)
- || (udc->gadget.speed == USB_SPEED_UNKNOWN)) {
+ if ((!udc->driver) || (udc->gadget.speed == USB_SPEED_UNKNOWN)) {
dev_err(ep->udc->dev, " *** %s, udc !!\n", __func__);
return -ESHUTDOWN;
}
@@ -2663,9 +2658,7 @@ static int nbu2ss_ep_queue(
}

req = container_of(_req, struct nbu2ss_req, req);
- if (unlikely
- (!_req->complete || !_req->buf
- || !list_empty(&req->queue))) {
+ if (unlikely(!_req->complete || !_req->buf || !list_empty(&req->queue))) {
if (!_req->complete)
pr_err("udc: %s --- !_req->complete\n", __func__);

--
2.1.4