#include <asm/olpc.h>
+static bool card_blocked;
+
static int rfkill_set_block(void *data, bool blocked)
{
unsigned char cmd;
+ int r;
+
+ if (blocked == card_blocked)
+ return 0;
+
if (blocked)
cmd = EC_WLAN_ENTER_RESET;
else
cmd = EC_WLAN_LEAVE_RESET;
- return olpc_ec_cmd(cmd, NULL, 0, NULL, 0);
+ r = olpc_ec_cmd(cmd, NULL, 0, NULL, 0);
+ if (r == 0)
+ card_blocked = blocked;
+
+ return r;
}
static const struct rfkill_ops rfkill_ops = {