ath9k: Take the samples in unassociated state

Currently the samples debugfs which maintains the snapshorts of
mac/bb only on associated state. Hence to cover issues on idle
state, the samples are taken whenever the driver is ready.

Signed-off-by: Rajkumar Manoharan <rmanohar@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index 19ef559ac78f..556032762693 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -1373,6 +1373,9 @@ static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
         u8 chainmask = (ah->rxchainmask << 3) | ah->rxchainmask;
         u8 nread;
 
+        if (sc->sc_flags & SC_OP_INVALID)
+                return -EAGAIN;
+
         buf = vmalloc(size);
         if (!buf)
                 return -ENOMEM;
@@ -1381,6 +1384,8 @@ static int open_file_bb_mac_samps(struct inode *inode, struct file *file)
                 vfree(buf);
                 return -ENOMEM;
         }
+        /* Account the current state too */
+        ath9k_debug_samp_bb_mac(sc);
 
         spin_lock_bh(&sc->debug.samp_lock);
         memcpy(bb_mac_samp, sc->debug.bb_mac_samp,