Staging: comedi: drivers.c: Checkpatch cleanup

WARNING: Use #include <linux/io.h> instead of <asm/io.h>
+#include <asm/io.h>

WARNING: braces {} are not necessary for any arm of this statement
+	if (dev->driver) {
[...]
+	} else {
[...]

WARNING: braces {} are not necessary for single statement blocks
+	if (insn->insn == INSN_READ) {
+		data[0] = (new_data[1] >> (chan - base_bitfield_channel)) & 1;
+	}

WARNING: braces {} are not necessary for single statement blocks
+	if (async->prealloc_buf && async->prealloc_bufsz == new_size) {
+		return 0;
+	}

WARNING: braces {} are not necessary for single statement blocks
+				if (async->buf_page_list[i].virt_addr == NULL) {
+					break;
+				}

WARNING: braces {} are not necessary for single statement blocks
+	if ((int)(async->buf_write_alloc_count + nbytes - free_end) > 0) {
+		nbytes = free_end - async->buf_write_alloc_count;
+	}

WARNING: braces {} are not necessary for single statement blocks
+	if ((int)(async->buf_write_alloc_count + nbytes - free_end) > 0) {
+		nbytes = 0;
+	}

WARNING: braces {} are not necessary for single statement blocks
+	if (async->buf_write_ptr >= async->prealloc_bufsz) {
+		async->buf_write_ptr %= async->prealloc_bufsz;
+	}

Signed-off-by: Andrea Gelmini <andrea.gelmini@gelma.net
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Andrea Gelmini 2010-02-26 17:37:00 +01:00 committed by Greg Kroah-Hartman
parent b91665e95d
commit 5617f9da46
1 changed files with 14 additions and 16 deletions

View File

@ -44,7 +44,7 @@
#include <linux/cdev.h>
#include <linux/dma-mapping.h>
#include <asm/io.h>
#include <linux/io.h>
#include <asm/system.h>
static int postconfig(struct comedi_device *dev);
@ -99,11 +99,10 @@ static void cleanup_device(struct comedi_device *dev)
static void __comedi_device_detach(struct comedi_device *dev)
{
dev->attached = 0;
if (dev->driver) {
if (dev->driver)
dev->driver->detach(dev);
} else {
else
printk("BUG: dev->driver=NULL in comedi_device_detach()\n");
}
cleanup_device(dev);
}
@ -380,9 +379,8 @@ static int insn_rw_emulate_bits(struct comedi_device *dev,
if (ret < 0)
return ret;
if (insn->insn == INSN_READ) {
if (insn->insn == INSN_READ)
data[0] = (new_data[1] >> (chan - base_bitfield_channel)) & 1;
}
return 1;
}
@ -429,9 +427,9 @@ int comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s,
new_size = (new_size + PAGE_SIZE - 1) & PAGE_MASK;
/* if no change is required, do nothing */
if (async->prealloc_buf && async->prealloc_bufsz == new_size) {
if (async->prealloc_buf && async->prealloc_bufsz == new_size)
return 0;
}
/* deallocate old buffer */
if (async->prealloc_buf) {
vunmap(async->prealloc_buf);
@ -494,9 +492,9 @@ int comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s,
(void *)
get_zeroed_page(GFP_KERNEL);
}
if (async->buf_page_list[i].virt_addr == NULL) {
if (async->buf_page_list[i].virt_addr == NULL)
break;
}
mem_map_reserve(virt_to_page
(async->buf_page_list[i].
virt_addr));
@ -619,9 +617,9 @@ unsigned int comedi_buf_write_alloc(struct comedi_async *async,
{
unsigned int free_end = async->buf_read_count + async->prealloc_bufsz;
if ((int)(async->buf_write_alloc_count + nbytes - free_end) > 0) {
if ((int)(async->buf_write_alloc_count + nbytes - free_end) > 0)
nbytes = free_end - async->buf_write_alloc_count;
}
async->buf_write_alloc_count += nbytes;
/* barrier insures the read of buf_read_count above occurs before
we write data to the write-alloc'ed buffer space */
@ -635,9 +633,9 @@ unsigned int comedi_buf_write_alloc_strict(struct comedi_async *async,
{
unsigned int free_end = async->buf_read_count + async->prealloc_bufsz;
if ((int)(async->buf_write_alloc_count + nbytes - free_end) > 0) {
if ((int)(async->buf_write_alloc_count + nbytes - free_end) > 0)
nbytes = 0;
}
async->buf_write_alloc_count += nbytes;
/* barrier insures the read of buf_read_count above occurs before
we write data to the write-alloc'ed buffer space */
@ -657,9 +655,9 @@ unsigned comedi_buf_write_free(struct comedi_async *async, unsigned int nbytes)
async->buf_write_count += nbytes;
async->buf_write_ptr += nbytes;
comedi_buf_munge(async, async->buf_write_count - async->munge_count);
if (async->buf_write_ptr >= async->prealloc_bufsz) {
if (async->buf_write_ptr >= async->prealloc_bufsz)
async->buf_write_ptr %= async->prealloc_bufsz;
}
return nbytes;
}