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authorLinus Torvalds <torvalds@linux-foundation.org>2010-05-21 10:49:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-21 10:49:43 -0700
commite0bc5d4a54938eedcde14005210e6c08aa9727e4 (patch)
treebcbabc1651c6bc9c138363b617714cd2349cecb3 /Documentation
parent7f02ab3ce3c7e093c414fcbd93bdc591cc4419d0 (diff)
parent7c4fda1aa15fdbbd2563e7e652cd3745f92a16da (diff)
Merge branch 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging
* 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging: i2c-nforce2: Remove redundant error messages on ACPI conflict i2c: Use <linux/io.h> instead of <asm/io.h> i2c-algo-pca: Fix coding style issues i2c-dev: Fix all coding style issues i2c-core: Fix some coding style issues i2c-gpio: Move initialization code to subsys_initcall() i2c-parport: Make template structure const i2c-dev: Remove unnecessary casts at24: Fall back to byte or word reads if needed i2c-stub: Expose the default functionality flags i2c/scx200_acb: Make PCI device ids constant i2c-i801: Fix all checkpatch warnings i2c-i801: All newer devices have all the optional features i2c-i801: Let the user disable selected driver features
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 e1bb5b26169..e307914a3ed 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