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authorSujith Manoharan <c_manoha@qca.qualcomm.com>2013-07-16 12:03:18 +0530
committerJohn W. Linville <linville@tuxdriver.com>2013-07-22 16:54:42 -0400
commit81dc75b584fd0f889b56b49b363287a600eaf0d3 (patch)
tree26e253f02bdddbedc77e652b52ae8ebd87c2666c /drivers
parent4b03f16eb56820a1427efeb5372d982a36655315 (diff)
downloadlinux-81dc75b584fd0f889b56b49b363287a600eaf0d3.tar.gz
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.c7
-rw-r--r--drivers/net/wireless/ath/ath9k/hw.h1
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index e420c6ba62a7..f353bbd36857 100644
--- 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 cd74b3afef7d..fd009e593b69 100644
--- 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),
 };
 
 /*