ath9k: make MAC sample statistics optional

They're more expensive than some of the other debug options and only used
in very rare situations, so it sometimes makes sense to disable them while
leaving in debugfs support.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath/ath9k/Kconfig b/drivers/net/wireless/ath/ath9k/Kconfig
index 595a272aa96e..e507e78398f3 100644
--- a/drivers/net/wireless/ath/ath9k/Kconfig
+++ b/drivers/net/wireless/ath/ath9k/Kconfig
@@ -81,6 +81,14 @@ config ATH9K_DFS_CERTIFIED
           developed. At this point enabling this option won't do anything
           except increase code size.
 
+config ATH9K_MAC_DEBUG
+        bool "Atheros MAC statistics"
+        depends on ATH9K_DEBUGFS
+        default y
+        ---help---
+          This option enables collection of statistics for Rx/Tx status
+          data and some other MAC related statistics
+
 config ATH9K_RATE_CONTROL
         bool "Atheros ath9k rate control"
         depends on ATH9K