mwifiex: cleanup VHT cap

Firmware returned VHT cap has the same format that cfg80211
expects. There is no need to parse the vht cap from the firmware
and then set it to ieee80211_sta_vht_cap. Just copying is
sufficient.
Signed-off-by: Yogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/mwifiex/cfg80211.c

@@ -1932,66 +1932,10 @@ static void mwifiex_setup_vht_caps(struct ieee80211_sta_vht_cap *vht_info,
 				   struct mwifiex_private *priv)
 {
 	struct mwifiex_adapter *adapter = priv->adapter;
-	u32 vht_cap = 0, cap = adapter->hw_dot_11ac_dev_cap;
 
 	vht_info->vht_supported = true;
 
-	switch (GET_VHTCAP_MAXMPDULEN(cap)) {
-	case 0x00:
-		vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_3895;
-		break;
-	case 0x01:
-		vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_7991;
-		break;
-	case 0x10:
-		vht_cap |= IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454;
-	    break;
-	default:
-	    dev_err(adapter->dev, "unsupported MAX MPDU len\n");
-	    break;
-	}
-
-	if (ISSUPP_11ACVHTHTCVHT(cap))
-		vht_cap |= IEEE80211_VHT_CAP_HTC_VHT;
-
-	if (ISSUPP_11ACVHTTXOPPS(cap))
-		vht_cap |= IEEE80211_VHT_CAP_VHT_TXOP_PS;
-
-	if (ISSUPP_11ACMURXBEAMFORMEE(cap))
-		vht_cap |= IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE;
-
-	if (ISSUPP_11ACMUTXBEAMFORMEE(cap))
-		vht_cap |= IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE;
-
-	if (ISSUPP_11ACSUBEAMFORMER(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE;
-
-	if (ISSUPP_11ACSUBEAMFORMEE(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE;
-
-	if (ISSUPP_11ACRXSTBC(cap))
-		vht_cap |= IEEE80211_VHT_CAP_RXSTBC_1;
-
-	if (ISSUPP_11ACTXSTBC(cap))
-		vht_cap |= IEEE80211_VHT_CAP_TXSTBC;
-
-	if (ISSUPP_11ACSGI160(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SHORT_GI_160;
-
-	if (ISSUPP_11ACSGI80(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SHORT_GI_80;
-
-	if (ISSUPP_11ACLDPC(cap))
-		vht_cap |= IEEE80211_VHT_CAP_RXLDPC;
-
-	if (ISSUPP_11ACBW8080(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
-
-	if (ISSUPP_11ACBW160(cap))
-		vht_cap |= IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
-
-	vht_info->cap = vht_cap;
-
+	vht_info->cap = adapter->hw_dot_11ac_dev_cap;
 	/* Update MCS support for VHT */
 	vht_info->vht_mcs.rx_mcs_map = cpu_to_le16(
 				adapter->hw_dot_11ac_mcs_support & 0xFFFF);

drivers/net/wireless/mwifiex/fw.h

@@ -230,40 +230,12 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
 
 #define ISSUPP_11ACENABLED(fw_cap_info) (fw_cap_info & (BIT(13)|BIT(14)))
 
-#define GET_VHTCAP_MAXMPDULEN(vht_cap_info) (vht_cap_info & 0x3)
 #define GET_VHTCAP_CHWDSET(vht_cap_info)    ((vht_cap_info >> 2) & 0x3)
 #define GET_VHTNSSMCS(mcs_mapset, nss) ((mcs_mapset >> (2 * (nss - 1))) & 0x3)
 #define SET_VHTNSSMCS(mcs_mapset, nss, value) (mcs_mapset |= (value & 0x3) << \
 					      (2 * (nss - 1)))
 #define NO_NSS_SUPPORT		0x3
 
-/* HW_SPEC: HTC-VHT supported */
-#define ISSUPP_11ACVHTHTCVHT(Dot11acDevCap) (Dot11acDevCap & BIT(22))
-/* HW_SPEC: VHT TXOP PS support */
-#define ISSUPP_11ACVHTTXOPPS(Dot11acDevCap) (Dot11acDevCap & BIT(21))
-/* HW_SPEC: MU RX beamformee support */
-#define ISSUPP_11ACMURXBEAMFORMEE(Dot11acDevCap) (Dot11acDevCap & BIT(20))
-/* HW_SPEC: MU TX beamformee support */
-#define ISSUPP_11ACMUTXBEAMFORMEE(Dot11acDevCap) (Dot11acDevCap & BIT(19))
-/* HW_SPEC: SU Beamformee support */
-#define ISSUPP_11ACSUBEAMFORMEE(Dot11acDevCap) (Dot11acDevCap & BIT(10))
-/* HW_SPEC: SU Beamformer support */
-#define ISSUPP_11ACSUBEAMFORMER(Dot11acDevCap) (Dot11acDevCap & BIT(9))
-/* HW_SPEC: Rx STBC support */
-#define ISSUPP_11ACRXSTBC(Dot11acDevCap) (Dot11acDevCap & BIT(8))
-/* HW_SPEC: Tx STBC support */
-#define ISSUPP_11ACTXSTBC(Dot11acDevCap) (Dot11acDevCap & BIT(7))
-/* HW_SPEC: Short GI support for 160MHz BW */
-#define ISSUPP_11ACSGI160(Dot11acDevCap) (Dot11acDevCap & BIT(6))
-/* HW_SPEC: Short GI support for 80MHz BW */
-#define ISSUPP_11ACSGI80(Dot11acDevCap) (Dot11acDevCap & BIT(5))
-/* HW_SPEC: LDPC coding support */
-#define ISSUPP_11ACLDPC(Dot11acDevCap) (Dot11acDevCap & BIT(4))
-/* HW_SPEC: Channel BW 20/40/80/160/80+80 MHz support */
-#define ISSUPP_11ACBW8080(Dot11acDevCap) (Dot11acDevCap & BIT(3))
-/* HW_SPEC: Channel BW 20/40/80/160 MHz support */
-#define ISSUPP_11ACBW160(Dot11acDevCap) (Dot11acDevCap & BIT(2))
-
 #define GET_DEVTXMCSMAP(dev_mcs_map)      (dev_mcs_map >> 16)
 #define GET_DEVRXMCSMAP(dev_mcs_map)      (dev_mcs_map & 0xFFFF)