ath9k: add a debugfs entry for ignoring CCA on the extension channel in HT40

Debugfs requires a u32 for bool knobs though so we turn the
ath9k_hw knob into a u32 as well.

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

2 files changed, 5 insertions, 1 deletions

diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index a6cb48d9d2e5..54aae931424e 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -956,6 +956,10 @@ int ath9k_init_debug(struct ath_hw *ah)
                         sc->debug.debugfs_phy, sc, &fops_regval))
                 goto err;
 
+        if (!debugfs_create_bool("ignore_extcca", S_IRUSR | S_IWUSR,
+                        sc->debug.debugfs_phy, &ah->config.cwm_ignore_extcca))
+                goto err;
+
         sc->debug.regidx = 0;
         return 0;
 err:
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index ba84ac7ac4e2..20ec29f8bd8b 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -238,7 +238,7 @@ struct ath9k_ops_config {
         int sw_beacon_response_time;
         int additional_swba_backoff;
         int ack_6mb;
-        int cwm_ignore_extcca;
+        u32 cwm_ignore_extcca;
         u8 pcie_powersave_enable;
         u8 pcie_clock_req;
         u32 pcie_waen;