tree 601dd26725cbfa6ac50c5f88dff8f096b899ad58
parent 65d1f89682acf4d61dec7a8b771ed34afb7c17d9
author Wey-Yi Guy <wey-yi.w.guy@intel.com> 1272323307 -0700
committer Reinette Chatre <reinette.chatre@intel.com> 1273529329 -0700

iwlwifi: give correct return information for tx power debugfs

Return -EAGAIN when request tx power information and uCode is not ready;
so it will not confuse with tx power information not available.

Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>