[PATCH 3.12 041/133] mwifiex: fix wrong 11ac bits setting in fw_cap_info

Greg Kroah-Hartman
2014-02-04T21:08:39Z

From: Bing Zhao <bzhao@marvell.com>

commit 1e202242ee1432d68a8bea4919b2ae0ef19d9e06 upstream.

bit 14 is actually reserved and bit 12 & 13 should be used for
11ac capability in fw_cap_info.

Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
drivers/net/wireless/mwifiex/fw.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -226,7 +226,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {

/* HW_SPEC fw_cap_info */

-#define ISSUPP_11ACENABLED(fw_cap_info) (fw_cap_info & (BIT(13)|BIT(14)))
+#define ISSUPP_11ACENABLED(fw_cap_info) (fw_cap_info & (BIT(12)|BIT(13)))

#define GET_VHTCAP_CHWDSET(vht_cap_info) ((vht_cap_info >> 2) & 0x3)
#define GET_VHTNSSMCS(mcs_mapset, nss) ((mcs_mapset >> (2 * (nss - 1))) & 0x3)