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authorNeilBrown <neilb@suse.de>2010-05-22 08:31:36 +1000
committerNeilBrown <neilb@suse.de>2010-05-22 08:31:36 +1000
commit19fdb9eefb21b72edbc365b838502780c392bad6 (patch)
treedeae04c48532d6eab64ed4b0396737bb854b5506 /drivers/i2c/algos/i2c-algo-bit.c
parentbe6800a73aa2f3dc14744c3b80e676d189789f04 (diff)
parent3ff195b011d7decf501a4d55aeed312731094796 (diff)
Merge commit '3ff195b011d7decf501a4d55aeed312731094796' into for-linus
Conflicts: drivers/md/md.c - Resolved conflict in md_update_sb - Added extra 'NULL' arg to new instance of sysfs_get_dirent. Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/i2c/algos/i2c-algo-bit.c')
-rw-r--r--drivers/i2c/algos/i2c-algo-bit.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c
index e25e13980af..a39e6cff86e 100644
--- a/drivers/i2c/algos/i2c-algo-bit.c
+++ b/drivers/i2c/algos/i2c-algo-bit.c
@@ -24,7 +24,6 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/delay.h>
-#include <linux/slab.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/sched.h>
@@ -522,6 +521,12 @@ static int bit_xfer(struct i2c_adapter *i2c_adap,
int i, ret;
unsigned short nak_ok;
+ if (adap->pre_xfer) {
+ ret = adap->pre_xfer(i2c_adap);
+ if (ret < 0)
+ return ret;
+ }
+
bit_dbg(3, &i2c_adap->dev, "emitting start condition\n");
i2c_start(adap);
for (i = 0; i < num; i++) {
@@ -570,6 +575,9 @@ static int bit_xfer(struct i2c_adapter *i2c_adap,
bailout:
bit_dbg(3, &i2c_adap->dev, "emitting stop condition\n");
i2c_stop(adap);
+
+ if (adap->post_xfer)
+ adap->post_xfer(i2c_adap);
return ret;
}