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authorJean Delvare <khali@linux-fr.org>2010-05-21 18:40:54 +0200
committerJean Delvare <khali@linux-fr.org>2010-05-21 18:40:54 +0200
commitadff687d8cb0ed62b147a7e1d277846b3130d593 (patch)
tree78fa2c799505f5875bee109d2975cb7eaaccd210 /Documentation
parent7a9b149212f3716c598afe973b6261fd58453b7a (diff)
downloadlwn-adff687d8cb0ed62b147a7e1d277846b3130d593.tar.gz
lwn-adff687d8cb0ed62b147a7e1d277846b3130d593.zip
i2c-i801: Let the user disable selected driver features
Let the user disable selected features normally supported by the device. This makes it possible to work around possible driver or hardware bugs if the feature in question doesn't work as intended for whatever reason. Signed-off-by: Jean Delvare <khali@linux-fr.org> Cc: Felix Rubinstein <felixru@gmail.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/i2c/busses/i2c-i8018
1 files changed, 7 insertions, 1 deletions
diff --git a/Documentation/i2c/busses/i2c-i801 b/Documentation/i2c/busses/i2c-i801
index e1bb5b261693..e307914a3eda 100644
--- a/Documentation/i2c/busses/i2c-i801
+++ b/Documentation/i2c/busses/i2c-i801
@@ -27,7 +27,13 @@ Authors:
Module Parameters
-----------------
-None.
+* disable_features (bit vector)
+Disable selected features normally supported by the device. This makes it
+possible to work around possible driver or hardware bugs if the feature in
+question doesn't work as intended for whatever reason. Bit values:
+ 1 disable SMBus PEC
+ 2 disable the block buffer
+ 8 disable the I2C block read functionality
Description