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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-21 15:26:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-21 15:26:46 -0700
commitd79df0b1eda0099a22cbcece01ce5e7d222450de (patch)
treeeb9c938fa5faf285fb091d7446508a32229ceea4 /drivers/staging/comedi/range.c
parent6e80e8ed5eb92d0112674aabe82951266a6a1051 (diff)
parentc8d1a126924fcbc1d61ceb830226e0c7afdcc841 (diff)
downloadop-kernel-dev-d79df0b1eda0099a22cbcece01ce5e7d222450de.zip
op-kernel-dev-d79df0b1eda0099a22cbcece01ce5e7d222450de.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6: (577 commits) Staging: ramzswap: Handler for swap slot free callback swap: Add swap slot free callback to block_device_operations swap: Add flag to identify block swap devices Staging: vt6655: use ETH_FRAME_LEN macro instead of custom one Staging: vt6655: use ETH_DATA_LEN macro instead of custom one Staging: vt6655: use ETH_FCS_LEN macro instead of custom one Staging: vt6656: use ETH_HLEN macro instead of custom one Staging: comedi: quatech_daqp_cs.c Replace eos semaphore with a completion. Staging: dt3155v4l: remove private memory allocator Staging: crystalhd: Remove typedefs from driver Staging: winbond: Fix for pointer name format issue in mds.c Staging: vt6656: removed custom UCHAR/USHORT/UINT/ULONG/ULONGLONG typedefs Staging: vt6656: removed custom CHAR/SHORT/INT/LONG typedefs Staging: comedi: Altered the way printk is used in 8255.c staging: iio: adis16350 and similar IMU driver Staging: iio: max1363 Fix two bugs in single_channel_from_ring Staging: iio: adis16220 extract bin_attribute structures from state Staging: iio: adis16220 vibration sensor driver Staging: comedi: Kconfig dependancy fixes Staging: comedi: fix up build error from last Kconfig changes ...
Diffstat (limited to 'drivers/staging/comedi/range.c')
-rw-r--r--drivers/staging/comedi/range.c36
1 files changed, 21 insertions, 15 deletions
diff --git a/drivers/staging/comedi/range.c b/drivers/staging/comedi/range.c
index 8313dfc..148ec6f 100644
--- a/drivers/staging/comedi/range.c
+++ b/drivers/staging/comedi/range.c
@@ -21,15 +21,22 @@
*/
+#include <linux/uaccess.h>
#include "comedidev.h"
-#include <asm/uaccess.h>
+#include "internal.h"
const struct comedi_lrange range_bipolar10 = { 1, {BIP_RANGE(10)} };
+EXPORT_SYMBOL(range_bipolar10);
const struct comedi_lrange range_bipolar5 = { 1, {BIP_RANGE(5)} };
+EXPORT_SYMBOL(range_bipolar5);
const struct comedi_lrange range_bipolar2_5 = { 1, {BIP_RANGE(2.5)} };
+EXPORT_SYMBOL(range_bipolar2_5);
const struct comedi_lrange range_unipolar10 = { 1, {UNI_RANGE(10)} };
+EXPORT_SYMBOL(range_unipolar10);
const struct comedi_lrange range_unipolar5 = { 1, {UNI_RANGE(5)} };
-const struct comedi_lrange range_unknown = { 1, {{0, 1000000, UNIT_none}} };
+EXPORT_SYMBOL(range_unipolar5);
+const struct comedi_lrange range_unknown = { 1, {{0, 1000000, UNIT_none} } };
+EXPORT_SYMBOL(range_unknown);
/*
COMEDI_RANGEINFO
@@ -44,7 +51,8 @@ const struct comedi_lrange range_unknown = { 1, {{0, 1000000, UNIT_none}} };
writes:
n struct comedi_krange structures to rangeinfo->range_ptr
*/
-int do_rangeinfo_ioctl(struct comedi_device *dev, struct comedi_rangeinfo *arg)
+int do_rangeinfo_ioctl(struct comedi_device *dev,
+ struct comedi_rangeinfo __user *arg)
{
struct comedi_rangeinfo it;
int subd, chan;
@@ -120,7 +128,8 @@ static int aref_invalid(struct comedi_subdevice *s, unsigned int chanspec)
This function checks each element in a channel/gain list to make
make sure it is valid.
*/
-int check_chanlist(struct comedi_subdevice *s, int n, unsigned int *chanlist)
+int comedi_check_chanlist(struct comedi_subdevice *s, int n,
+ unsigned int *chanlist)
{
int i;
int chan;
@@ -130,14 +139,10 @@ int check_chanlist(struct comedi_subdevice *s, int n, unsigned int *chanlist)
if (CR_CHAN(chanlist[i]) >= s->n_chan ||
CR_RANGE(chanlist[i]) >= s->range_table->length
|| aref_invalid(s, chanlist[i])) {
- printk
- ("bad chanlist[%d]=0x%08x n_chan=%d range length=%d\n",
- i, chanlist[i], s->n_chan,
- s->range_table->length);
-#if 0
- for (i = 0; i < n; i++)
- printk("[%d]=0x%08x\n", i, chanlist[i]);
-#endif
+ printk(KERN_ERR "bad chanlist[%d]=0x%08x "
+ "in_chan=%d range length=%d\n", i,
+ chanlist[i], s->n_chan,
+ s->range_table->length);
return -EINVAL;
}
} else if (s->range_table_list) {
@@ -147,14 +152,15 @@ int check_chanlist(struct comedi_subdevice *s, int n, unsigned int *chanlist)
CR_RANGE(chanlist[i]) >=
s->range_table_list[chan]->length
|| aref_invalid(s, chanlist[i])) {
- printk("bad chanlist[%d]=0x%08x\n", i,
- chanlist[i]);
+ printk(KERN_ERR "bad chanlist[%d]=0x%08x\n",
+ i, chanlist[i]);
return -EINVAL;
}
}
} else {
- printk("comedi: (bug) no range type list!\n");
+ printk(KERN_ERR "comedi: (bug) no range type list!\n");
return -EINVAL;
}
return 0;
}
+EXPORT_SYMBOL(comedi_check_chanlist);
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