[PATCH] i2c: update i2c_driver.command documentation Document i2c_driver.command as being deprecated, and don't suggest an empty implementation of this callback as it doesn't make any sense. Signed-off-by: Jean Delvare <khali at linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh at suse.de> --- commit fb687d73fa7685ffeed1a6b24fadb5f4db817783 tree 2e45a80aca89daa28ba27092175d860252a905f8 parent d564baee2984098c73fd0e55bc5c8a890878ef3b author Jean Delvare <khali at linux-fr.org> Sun, 18 Dec 2005 16:51:55 +0100 committer Greg Kroah-Hartman <gregkh at suse.de> Thu, 05 Jan 2006 22:16:26 -0800 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 ` 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