This patch also fix the balance of braces.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
---
about v2:
- before adding a new function, convert the printk() to dev_*().
drivers/usb/gadget/r8a66597-udc.c | 99 ++++++++++++++++++++++---------------
drivers/usb/gadget/r8a66597-udc.h | 1 +
2 files changed, 60 insertions(+), 40 deletions(-)
diff --git a/drivers/usb/gadget/r8a66597-udc.c b/drivers/usb/gadget/r8a66597-udc.c
index cd2cd16..fdc49f0 100644
--- a/drivers/usb/gadget/r8a66597-udc.c
+++ b/drivers/usb/gadget/r8a66597-udc.c
@@ -115,13 +115,15 @@ static inline u16 control_reg_get_pid(struct r8a66597 *r8a66597, u16 pipenum)
u16 pid = 0;
unsigned long offset;
- if (pipenum == 0)
+ if (pipenum == 0) {
pid = r8a66597_read(r8a66597, DCPCTR) & PID;
- else if (pipenum < R8A66597_MAX_NUM_PIPE) {
+ } else if (pipenum < R8A66597_MAX_NUM_PIPE) {
offset = get_pipectr_addr(pipenum);
pid = r8a66597_read(r8a66597, offset) & PID;
- } else
- printk(KERN_ERR "unexpect pipe num (%d)\n", pipenum);
+ } else {
+ dev_err(r8a66597_to_dev(r8a66597), "unexpect pipe num (%d)\n",
+ pipenum);
+ }
return pid;
}
@@ -131,13 +133,15 @@ static inline void control_reg_set_pid(struct r8a66597 *r8a66597, u16 pipenum,
{
unsigned long offset;
- if (pipenum == 0)
+ if (pipenum == 0) {
r8a66597_mdfy(r8a66597, pid, PID, DCPCTR);
- else if (pipenum < R8A66597_MAX_NUM_PIPE) {
+ } else if (pipenum < R8A66597_MAX_NUM_PIPE) {
offset = get_pipectr_addr(pipenum);
r8a66597_mdfy(r8a66597, pid, PID, offset);
- } else
- printk(KERN_ERR "unexpect pipe num (%d)\n", pipenum);
+ } else {
+ dev_err(r8a66597_to_dev(r8a66597), "unexpect pipe num (%d)\n",
+ pipenum);
+ }
}
static inline void pipe_start(struct r8a66597 *r8a66597, u16 pipenum)
@@ -160,13 +164,15 @@ static inline u16 control_reg_get(struct r8a66597 *r8a66597, u16 pipenum)
u16 ret = 0;
unsigned long offset;
- if (pipenum == 0)
+ if (pipenum == 0) {
ret = r8a66597_read(r8a66597, DCPCTR);
- else if (pipenum < R8A66597_MAX_NUM_PIPE) {
+ } else if (pipenum < R8A66597_MAX_NUM_PIPE) {
offset = get_pipectr_addr(pipenum);
ret = r8a66597_read(r8a66597, offset);
- } else
- printk(KERN_ERR "unexpect pipe num (%d)\n", pipenum);
+ } else {
+ dev_err(r8a66597_to_dev(r8a66597), "unexpect pipe num (%d)\n",
+ pipenum);
+ }
return ret;
}
@@ -177,13 +183,15 @@ static inline void control_reg_sqclr(struct r8a66597 *r8a66597, u16 pipenum)
pipe_stop(r8a66597, pipenum);
- if (pipenum == 0)
+ if (pipenum == 0) {
r8a66597_bset(r8a66597, SQCLR, DCPCTR);
- else if (pipenum < R8A66597_MAX_NUM_PIPE) {
+ } else if (pipenum < R8A66597_MAX_NUM_PIPE) {
offset = get_pipectr_addr(pipenum);
r8a66597_bset(r8a66597, SQCLR, offset);
- } else
- printk(KERN_ERR "unexpect pipe num(%d)\n", pipenum);
+ } else {
+ dev_err(r8a66597_to_dev(r8a66597), "unexpect pipe num (%d)\n",
+ pipenum);
+ }
}
static inline int get_buffer_size(struct r8a66597 *r8a66597, u16 pipenum)
@@ -297,17 +305,18 @@ static void pipe_buffer_release(struct r8a66597 *r8a66597,
if (info->pipe == 0)
return;
- if (is_bulk_pipe(info->pipe))
+ if (is_bulk_pipe(info->pipe)) {
r8a66597->bulk--;
- else if (is_interrupt_pipe(info->pipe))
+ } else if (is_interrupt_pipe(info->pipe)) {
r8a66597->interrupt--;
- else if (is_isoc_pipe(info->pipe)) {
+ } else if (is_isoc_pipe(info->pipe)) {
r8a66597->isochronous--;
if (info->type == R8A66597_BULK)
r8a66597->bulk--;
- } else
- printk(KERN_ERR "ep_release: unexpect pipenum (%d)\n",
- info->pipe);
+ } else {
+ dev_err(r8a66597_to_dev(r8a66597),
+ "ep_release: unexpect pipenum (%d)\n", info->pipe);
+ }
}
static void pipe_initialize(struct r8a66597_ep *ep)
@@ -381,7 +390,8 @@ static int alloc_pipe_config(struct r8a66597_ep *ep,
case USB_ENDPOINT_XFER_BULK:
if (r8a66597->bulk >= R8A66597_MAX_NUM_BULK) {
if (r8a66597->isochronous >= R8A66597_MAX_NUM_ISOC) {
- printk(KERN_ERR "bulk pipe is insufficient\n");
+ dev_err(r8a66597_to_dev(r8a66597),
+ "bulk pipe is insufficient\n");
return -ENODEV;
} else {
info.pipe = R8A66597_BASE_PIPENUM_ISOC
@@ -397,7 +407,8 @@ static int alloc_pipe_config(struct r8a66597_ep *ep,
break;
case USB_ENDPOINT_XFER_INT:
if (r8a66597->interrupt >= R8A66597_MAX_NUM_INT) {
- printk(KERN_ERR "interrupt pipe is insufficient\n");
+ dev_err(r8a66597_to_dev(r8a66597),
+ "interrupt pipe is insufficient\n");
return -ENODEV;
}
info.pipe = R8A66597_BASE_PIPENUM_INT + r8a66597->interrupt;
@@ -406,7 +417,8 @@ static int alloc_pipe_config(struct r8a66597_ep *ep,
break;
case USB_ENDPOINT_XFER_ISOC:
if (r8a66597->isochronous >= R8A66597_MAX_NUM_ISOC) {
- printk(KERN_ERR "isochronous pipe is insufficient\n");
+ dev_err(r8a66597_to_dev(r8a66597),
+ "isochronous pipe is insufficient\n");
return -ENODEV;
}
info.pipe = R8A66597_BASE_PIPENUM_ISOC + r8a66597->isochronous;
@@ -414,7 +426,7 @@ static int alloc_pipe_config(struct r8a66597_ep *ep,
counter = &r8a66597->isochronous;
break;
default:
- printk(KERN_ERR "unexpect xfer type\n");
+ dev_err(r8a66597_to_dev(r8a66597), "unexpect xfer type\n");
return -EINVAL;
}
ep->type = info.type;
@@ -429,7 +441,8 @@ static int alloc_pipe_config(struct r8a66597_ep *ep,
ret = pipe_buffer_setting(r8a66597, &info);
if (ret < 0) {
- printk(KERN_ERR "pipe_buffer_setting fail\n");
+ dev_err(r8a66597_to_dev(r8a66597),
+ "pipe_buffer_setting fail\n");
return ret;
}
@@ -564,7 +577,8 @@ static void start_ep0(struct r8a66597_ep *ep, struct r8a66597_request *req)
control_end(ep->r8a66597, 0);
break;
default:
- printk(KERN_ERR "start_ep0: unexpect ctsq(%x)\n", ctsq);
+ dev_err(r8a66597_to_dev(ep->r8a66597),
+ "start_ep0: unexpect ctsq(%x)\n", ctsq);
break;
}
}
@@ -718,7 +732,8 @@ static void irq_ep0_write(struct r8a66597_ep *ep, struct r8a66597_request *req)
do {
tmp = r8a66597_read(r8a66597, ep->fifoctr);
if (i++ > 100000) {
- printk(KERN_ERR "pipe0 is busy. maybe cpu i/o bus"
+ dev_err(r8a66597_to_dev(r8a66597),
+ "pipe0 is busy. maybe cpu i/o bus "
"conflict. please power off this controller.");
return;
}
@@ -769,7 +784,8 @@ static void irq_packet_write(struct r8a66597_ep *ep,
if (unlikely((tmp & FRDY) == 0)) {
pipe_stop(r8a66597, pipenum);
pipe_irq_disable(r8a66597, pipenum);
- printk(KERN_ERR "write fifo not ready. pipnum=%d\n", pipenum);
+ dev_err(r8a66597_to_dev(r8a66597),
+ "write fifo not ready. pipnum=%d\n", pipenum);
return;
}
@@ -819,7 +835,7 @@ static void irq_packet_read(struct r8a66597_ep *ep,
req->req.status = -EPIPE;
pipe_stop(r8a66597, pipenum);
pipe_irq_disable(r8a66597, pipenum);
- printk(KERN_ERR "read fifo not ready");
+ dev_err(r8a66597_to_dev(r8a66597), "read fifo not ready");
return;
}
@@ -1095,7 +1111,7 @@ static void r8a66597_update_usb_speed(struct r8a66597 *r8a66597)
break;
default:
r8a66597->gadget.speed = USB_SPEED_UNKNOWN;
- printk(KERN_ERR "USB speed unknown\n");
+ dev_err(r8a66597_to_dev(r8a66597), "USB speed unknown\n");
}
}
@@ -1158,7 +1174,8 @@ __acquires(r8a66597->lock)
control_end(r8a66597, 0);
break;
default:
- printk(KERN_ERR "ctrl_stage: unexpect ctsq(%x)\n", ctsq);
+ dev_err(r8a66597_to_dev(r8a66597),
+ "ctrl_stage: unexpect ctsq(%x)\n", ctsq);
break;
}
}
@@ -1458,13 +1475,15 @@ static int r8a66597_start(struct usb_gadget_driver *driver,
retval = device_add(&r8a66597->gadget.dev);
if (retval) {
- printk(KERN_ERR "device_add error (%d)\n", retval);
+ dev_err(r8a66597_to_dev(r8a66597), "device_add error (%d)\n",
+ retval);
goto error;
}
retval = bind(&r8a66597->gadget);
if (retval) {
- printk(KERN_ERR "bind to driver error (%d)\n", retval);
+ dev_err(r8a66597_to_dev(r8a66597),
+ "bind to driver error (%d)\n", retval);
device_del(&r8a66597->gadget.dev);
goto error;
}
@@ -1579,7 +1598,7 @@ static int __init r8a66597_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
ret = -ENODEV;
- printk(KERN_ERR "platform_get_resource error.\n");
+ dev_err(&pdev->dev, "platform_get_resource error.\n");
goto clean_up;
}
@@ -1589,14 +1608,14 @@ static int __init r8a66597_probe(struct platform_device *pdev)
if (irq < 0) {
ret = -ENODEV;
- printk(KERN_ERR "platform_get_irq error.\n");
+ dev_err(&pdev->dev, "platform_get_irq error.\n");
goto clean_up;
}
reg = ioremap(res->start, resource_size(res));
if (reg == NULL) {
ret = -ENOMEM;
- printk(KERN_ERR "ioremap error.\n");
+ dev_err(&pdev->dev, "ioremap error.\n");
goto clean_up;
}
@@ -1604,7 +1623,7 @@ static int __init r8a66597_probe(struct platform_device *pdev)
r8a66597 = kzalloc(sizeof(struct r8a66597), GFP_KERNEL);
if (r8a66597 == NULL) {
ret = -ENOMEM;
- printk(KERN_ERR "kzalloc error\n");
+ dev_err(&pdev->dev, "kzalloc error\n");
goto clean_up;
}
@@ -1646,7 +1665,7 @@ static int __init r8a66597_probe(struct platform_device *pdev)
ret = request_irq(irq, r8a66597_irq, IRQF_DISABLED | IRQF_SHARED,
udc_name, r8a66597);
if (ret < 0) {
- printk(KERN_ERR "request_irq error (%d)\n", ret);
+ dev_err(&pdev->dev, "request_irq error (%d)\n", ret);
goto clean_up2;
}
diff --git a/drivers/usb/gadget/r8a66597-udc.h b/drivers/usb/gadget/r8a66597-udc.h
index 37d0dd5..99681c7 100644
--- a/drivers/usb/gadget/r8a66597-udc.h
+++ b/drivers/usb/gadget/r8a66597-udc.h
@@ -124,6 +124,7 @@ struct r8a66597 {
#define gadget_to_r8a66597(_gadget) \
container_of(_gadget, struct r8a66597, gadget)
#define r8a66597_to_gadget(r8a66597) (&r8a66597->gadget)
+#define r8a66597_to_dev(r8a66597) (r8a66597->gadget.dev.parent)
static inline u16 r8a66597_read(struct r8a66597 *r8a66597, unsigned long offset)
{
--
1.7.1
--
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