diff options
Diffstat (limited to 'Documentation/i2c')
| -rw-r--r-- | Documentation/i2c/writing-clients | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/Documentation/i2c/writing-clients b/Documentation/i2c/writing-clients index 27c425a..3a057c8 100644 --- a/Documentation/i2c/writing-clients +++ b/Documentation/i2c/writing-clients @@ -492,17 +492,13 @@ Note that some functions are marked by `__init', and some data structures by `__init_data'. Hose functions and structures can be removed after kernel booting (or module loading) is completed. + Command function ================ A generic ioctl-like function call back is supported. You will seldom -need this. You may even set it to NULL. - - /* No commands defined */ - int foo_command(struct i2c_client *client, unsigned int cmd, void *arg) - { - return 0; - } +need this, and its use is deprecated anyway, so newer design should not +use it. Set it to NULL. Sending and receiving |
