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Commit 6d3faf6f authored by Stefan Richter's avatar Stefan Richter
Browse files

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: default avatarStefan Richter <stefanr@s5r6.in-berlin.de>
parent e300839d

include/linux/firewire-cdev.h

+3 −1
Original line number Diff line number Diff line
@@ -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.