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authorTrond Myklebust <Trond.Myklebust@netapp.com>2010-03-05 23:46:18 +0300
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-03-05 23:46:18 +0300
commit3fa04ecd72780da31ba8b329e148179bc24a9c7d (patch)
treef5d462fd4aee086952d18f159f737c450ab46b3b /Documentation/i2c/writing-clients
parent180b62a3d837613fcac3ce89576526423926c3c3 (diff)
parent1cda707d52e51a6cafac0aef12d2bd7052d572e6 (diff)
downloadlinux-3fa04ecd72780da31ba8b329e148179bc24a9c7d.tar.xz
Merge branch 'writeback-for-2.6.34' into nfs-for-2.6.34
Diffstat (limited to 'Documentation/i2c/writing-clients')
-rw-r--r--Documentation/i2c/writing-clients5
1 files changed, 3 insertions, 2 deletions
diff --git a/Documentation/i2c/writing-clients b/Documentation/i2c/writing-clients
index 0a74603eb671..3219ee0dbfef 100644
--- a/Documentation/i2c/writing-clients
+++ b/Documentation/i2c/writing-clients
@@ -318,8 +318,9 @@ Plain I2C communication
These routines read and write some bytes from/to a client. The client
contains the i2c address, so you do not have to include it. The second
parameter contains the bytes to read/write, the third the number of bytes
-to read/write (must be less than the length of the buffer.) Returned is
-the actual number of bytes read/written.
+to read/write (must be less than the length of the buffer, also should be
+less than 64k since msg.len is u16.) Returned is the actual number of bytes
+read/written.
int i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msg,
int num);