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| author | Jean Delvare <khali@linux-fr.org> | 2005-12-18 16:51:55 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-01-05 22:16:26 -0800 |
| commit | fb687d73fa7685ffeed1a6b24fadb5f4db817783 (patch) | |
| tree | 2e45a80aca89daa28ba27092175d860252a905f8 /Documentation/i2c | |
| parent | d564baee2984098c73fd0e55bc5c8a890878ef3b (diff) | |
| download | linux-fb687d73fa7685ffeed1a6b24fadb5f4db817783.tar.bz2 | |
[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@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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 27c425ac70aa..3a057c8e5507 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 |