Fix style in s3c-hsotg.c

From: Pavel Machek
Date: Mon Sep 02 2013 - 09:58:54 EST


Hi!

checkpatch.pl has some valid complaints about style in s3c-hsotg.c :
macro with if should be really enclosed in do {} while, and puts is
going to be slightly faster.

Here's suggested patch. I don't have the hardware, so it is completely
untested.

Signed-off-by: Pavel Machek, <pavel@xxxxxxx>

diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index af22f24..f8e762a 100644
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -2091,12 +2091,14 @@ static void kill_all_requests(struct s3c_hsotg *hsotg,
}

#define call_gadget(_hs, _entry) \
+do { \
if ((_hs)->gadget.speed != USB_SPEED_UNKNOWN && \
(_hs)->driver && (_hs)->driver->_entry) { \
spin_unlock(&_hs->lock); \
(_hs)->driver->_entry(&(_hs)->gadget); \
spin_lock(&_hs->lock); \
}
+} while (0)

/**
* s3c_hsotg_disconnect - disconnect service
@@ -3204,7 +3206,7 @@ static int state_show(struct seq_file *seq, void *v)
readl(regs + GNPTXSTS),
readl(regs + GRXSTSR));

- seq_printf(seq, "\nEndpoint status:\n");
+ seq_puts(seq, "\nEndpoint status:\n");

for (idx = 0; idx < 15; idx++) {
u32 in, out;
@@ -3221,7 +3223,7 @@ static int state_show(struct seq_file *seq, void *v)
seq_printf(seq, ", DIEPTSIZ=0x%08x, DOEPTSIZ=0x%08x",
in, out);

- seq_printf(seq, "\n");
+ seq_puts(seq, "\n");
}

return 0;
@@ -3255,7 +3257,7 @@ static int fifo_show(struct seq_file *seq, void *v)
u32 val;
int idx;

- seq_printf(seq, "Non-periodic FIFOs:\n");
+ seq_puts(seq, "Non-periodic FIFOs:\n");
seq_printf(seq, "RXFIFO: Size %d\n", readl(regs + GRXFSIZ));

val = readl(regs + GNPTXFSIZ);
@@ -3263,7 +3265,7 @@ static int fifo_show(struct seq_file *seq, void *v)
val >> GNPTXFSIZ_NPTxFDep_SHIFT,
val & GNPTXFSIZ_NPTxFStAddr_MASK);

- seq_printf(seq, "\nPeriodic TXFIFOs:\n");
+ seq_puts(seq, "\nPeriodic TXFIFOs:\n");

for (idx = 1; idx <= 15; idx++) {
val = readl(regs + DPTXFSIZn(idx));
@@ -3334,7 +3336,7 @@ static int ep_show(struct seq_file *seq, void *v)
readl(regs + DIEPTSIZ(index)),
readl(regs + DOEPTSIZ(index)));

- seq_printf(seq, "\n");
+ seq_puts(seq, "\n");
seq_printf(seq, "mps %d\n", ep->ep.maxpacket);
seq_printf(seq, "total_data=%ld\n", ep->total_data);

@@ -3345,7 +3347,7 @@ static int ep_show(struct seq_file *seq, void *v)

list_for_each_entry(req, &ep->queue, queue) {
if (--show_limit < 0) {
- seq_printf(seq, "not showing more requests...\n");
+ seq_puts(seq, "not showing more requests...\n");
break;
}


--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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