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usb: gadget: r8a66597-udc: use dev_*() instead of printk()

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This patch also fix the balance of braces.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Yoshihiro Shimoda 2011-09-30 20:07:30 +09:00 committed by Felipe Balbi
parent 5c481a6390
commit 12158f4280
2 changed files with 60 additions and 40 deletions
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99
drivers/usb/gadget/r8a66597-udc.c
View file

@ -105,13 +105,15 @@ 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;
}
@ -121,13 +123,15 @@ 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)
@ -150,13 +154,15 @@ 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;
}
@ -167,13 +173,15 @@ 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)
@ -287,17 +295,18 @@ 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)
@ -371,7 +380,8 @@ 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
@ -387,7 +397,8 @@ 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;
@ -396,7 +407,8 @@ 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;
@ -404,7 +416,7 @@ 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;
@ -419,7 +431,8 @@ 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;
}
@ -554,7 +567,8 @@ 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;
}
}
@ -708,7 +722,8 @@ 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;
}
@ -759,7 +774,8 @@ 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;
}
@ -809,7 +825,7 @@ 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;
}
@ -1085,7 +1101,7 @@ 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");
}
}
@ -1148,7 +1164,8 @@ __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;
}
}
@ -1448,13 +1465,15 @@ 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;
}
@ -1569,7 +1588,7 @@ 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;
}
@ -1579,14 +1598,14 @@ 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;
}
@ -1594,7 +1613,7 @@ 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;
}
@ -1636,7 +1655,7 @@ static int __init r8a66597_probe(struct platform_device *pdev)
ret = request_irq(irq, r8a66597_irq, 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;
}

1
drivers/usb/gadget/r8a66597-udc.h
View file

@ -114,6 +114,7 @@ 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)
{