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authorJiri Kosina <jkosina@suse.cz>2010-02-02 23:10:39 +0100
committerJiri Kosina <jkosina@suse.cz>2010-02-02 23:10:39 +0100
commite1a0bdd8022317e98650e70850de73eccfcde5ad (patch)
tree462f63307118b95c8cbacee6954e4d09ee85b8d1 /include/linux/firewire-cdev.h
parent8127f4e883666c9960cfa89cffd36313748f8bab (diff)
parent1a45dcfe2525e9432cb4aba461d4994fc2befe42 (diff)
downloadcachepc-linux-e1a0bdd8022317e98650e70850de73eccfcde5ad.tar.gz
cachepc-linux-e1a0bdd8022317e98650e70850de73eccfcde5ad.zip
Merge branch 'master' into upstream
Conflicts: drivers/hid/hid-ids.h
Diffstat (limited to 'include/linux/firewire-cdev.h')
-rw-r--r--include/linux/firewire-cdev.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/firewire-cdev.h b/include/linux/firewire-cdev.h
index c6b3ca3af6df..520ecf86cbb3 100644
--- a/include/linux/firewire-cdev.h
+++ b/include/linux/firewire-cdev.h
@@ -340,6 +340,9 @@ struct fw_cdev_send_response {
* The @closure field is passed back to userspace in the response event.
* The @handle field is an out parameter, returning a handle to the allocated
* range to be used for later deallocation of the range.
+ *
+ * The address range is allocated on all local nodes. The address allocation
+ * is exclusive except for the FCP command and response registers.
*/
struct fw_cdev_allocate {
__u64 offset;
@@ -377,7 +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
@@ -391,6 +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.