diff options
| author | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2010-01-24 14:48:00 +0100 |
|---|---|---|
| committer | Stefan Richter <stefanr@s5r6.in-berlin.de> | 2010-01-26 20:54:50 +0100 |
| commit | 6d3faf6f431bafb25f4b9926c50a7e5c267738c6 (patch) | |
| tree | 60063da2636d6394c6aee7a5d273cb7bc73234f2 /include/linux/firewire-cdev.h | |
| parent | e300839da40e99581581c5d053a95a172651fec8 (diff) | |
| download | lwn-6d3faf6f431bafb25f4b9926c50a7e5c267738c6.tar.gz lwn-6d3faf6f431bafb25f4b9926c50a7e5c267738c6.zip | |
firewire: cdev: add_descriptor documentation fix
struct fw_cdev_add_descriptor.length is in quadlets, not in bytes.
Also remove any doubts about the endianess of descriptor data.
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Diffstat (limited to 'include/linux/firewire-cdev.h')
| -rw-r--r-- | include/linux/firewire-cdev.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/firewire-cdev.h b/include/linux/firewire-cdev.h index 1f716d9f714b..520ecf86cbb3 100644 --- a/include/linux/firewire-cdev.h +++ b/include/linux/firewire-cdev.h @@ -380,7 +380,7 @@ struct fw_cdev_initiate_bus_reset { * @immediate: If non-zero, immediate key to insert before pointer * @key: Upper 8 bits of root directory pointer * @data: Userspace pointer to contents of descriptor block - * @length: Length of descriptor block data, in bytes + * @length: Length of descriptor block data, in quadlets * @handle: Handle to the descriptor, written by the kernel * * Add a descriptor block and optionally a preceding immediate key to the local @@ -394,6 +394,8 @@ struct fw_cdev_initiate_bus_reset { * If not 0, the @immediate field specifies an immediate key which will be * inserted before the root directory pointer. * + * @immediate, @key, and @data array elements are CPU-endian quadlets. + * * If successful, the kernel adds the descriptor and writes back a handle to the * kernel-side object to be used for later removal of the descriptor block and * immediate key. |