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authorDavid S. Miller <davem@davemloft.net>2010-04-03 15:49:14 -0700
committerDavid S. Miller <davem@davemloft.net>2010-04-03 15:49:14 -0700
commit87e8b821ed8db3dab03d96cd542e29666bf210aa (patch)
tree0027060473aafbbb125655ba027319c8a1a665fc /drivers/i2c/algos/i2c-algo-bit.c
parent33cd9dfa3a13e3d8e41aef225a9f98169816723b (diff)
parent5e11611a5d22252f3f9c169a3c9377eac0c32033 (diff)
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/i2c/algos/i2c-algo-bit.c')
-rw-r--r--drivers/i2c/algos/i2c-algo-bit.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c
index e25e13980af..e8d568c3fb0 100644
--- a/drivers/i2c/algos/i2c-algo-bit.c
+++ b/drivers/i2c/algos/i2c-algo-bit.c
@@ -522,6 +522,12 @@ 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 +576,9 @@ 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;
}