libertas: add opaque extra argument to cmd callback function

This will be useful for letting callbacks do stuff like copying the
response into a buffer provided by the caller of lbs_cmd()

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/net/wireless/libertas/decl.h b/drivers/net/wireless/libertas/decl.h
index e8387c7ec02a..a086d0c6dfed 100644
--- a/drivers/net/wireless/libertas/decl.h
+++ b/drivers/net/wireless/libertas/decl.h
@@ -24,7 +24,8 @@ void lbs_send_tx_feedback(struct lbs_private *priv);
 int lbs_free_cmd_buffer(struct lbs_private *priv);
 
 int lbs_cmd(struct lbs_private *priv, uint16_t command, void *cmd, int cmd_size, 
-            int (*callback)(uint16_t, struct cmd_ds_command *, struct lbs_private *));
+            int (*callback)(struct lbs_private *, unsigned long, struct cmd_ds_command *),
+            unsigned long callback_arg);
 
 int lbs_prepare_and_send_command(struct lbs_private *priv,
         u16 cmd_no,