ath9k: Add a HW flag for FCC

Fast Channel Change across 2G/5G bands is supported
only by AR9462 and AR9565. Add a HW capability field
to indicate this.

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

diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index e420c6b..f353bbd 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2610,6 +2610,13 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
            ah->eep_ops->get_eeprom(ah, EEP_PAPRD))
                        pCap->hw_caps |= ATH9K_HW_CAP_PAPRD;
 
+       /*
+        * Fast channel change across bands is available
+        * only for AR9462 and AR9565.
+        */
+       if (AR_SREV_9462(ah) || AR_SREV_9565(ah))
+               pCap->hw_caps |= ATH9K_HW_CAP_FCC_BAND_SWITCH;
+
        return 0;
 }
 

diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index cd74b3a..fd009e5 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -247,6 +247,7 @@ enum ath9k_hw_caps {
        ATH9K_HW_CAP_DFS                        = BIT(16),
        ATH9K_HW_WOW_DEVICE_CAPABLE             = BIT(17),
        ATH9K_HW_CAP_PAPRD                      = BIT(18),
+       ATH9K_HW_CAP_FCC_BAND_SWITCH            = BIT(19),
 };
 
 /*