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>
diff --git a/drivers/net/wireless/libertas/hostcmd.h b/drivers/net/wireless/libertas/hostcmd.h
index f1c1d3f..ed502b74f 100644
--- a/drivers/net/wireless/libertas/hostcmd.h
+++ b/drivers/net/wireless/libertas/hostcmd.h
@@ -71,7 +71,8 @@
u16 wait_option;
/* command response */
void *pdata_buf;
- int (*callback)(uint16_t respcmd, struct cmd_ds_command *resp, struct lbs_private *priv);
+ int (*callback)(struct lbs_private *priv, unsigned long arg, struct cmd_ds_command *resp);
+ unsigned long callback_arg;
/* command data */
u8 *bufvirtualaddr;
/* wait queue */