mwifiex: remove redundant encryption_mode mapping

remove MWIFIEX_ENCRYPTION_MODE_ and use WLAN_CIPHER_SUITE_
macros directly
Signed-off-by: NYogesh Ashok Powar <yogeshp@marvell.com>
Signed-off-by: NBing Zhao <bzhao@marvell.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/mwifiex/cfg80211.c

@@ -90,8 +90,8 @@ mwifiex_is_alg_wep(u32 cipher)
 	int alg = 0;
 
 	switch (cipher) {
-	case MWIFIEX_ENCRYPTION_MODE_WEP40:
-	case MWIFIEX_ENCRYPTION_MODE_WEP104:
+	case WLAN_CIPHER_SUITE_WEP40:
+	case WLAN_CIPHER_SUITE_WEP104:
 		alg = 1;
 		break;
 	default:
@@ -101,55 +101,6 @@ mwifiex_is_alg_wep(u32 cipher)
 	return alg;
 }
 
-/*
- * This function maps the given cipher type into driver specific type.
- *
- * It also sets a flag to indicate whether WPA is enabled or not.
- *
- * The mapping table is -
- *      Input cipher                Driver cipher type              WPA enabled?
- *      ------------                ------------------              ------------
- *      IW_AUTH_CIPHER_NONE         MWIFIEX_ENCRYPTION_MODE_NONE    No
- *      WLAN_CIPHER_SUITE_WEP40     MWIFIEX_ENCRYPTION_MODE_WEP40   No
- *      WLAN_CIPHER_SUITE_WEP104    MWIFIEX_ENCRYPTION_MODE_WEP104  No
- *      WLAN_CIPHER_SUITE_TKIP      MWIFIEX_ENCRYPTION_MODE_TKIP    Yes
- *      WLAN_CIPHER_SUITE_CCMP      MWIFIEX_ENCRYPTION_MODE_CCMP    Yes
- *      Others                      -1                              No
- */
-static int
-mwifiex_get_mwifiex_cipher(u32 cipher, int *wpa_enabled)
-{
-	int encrypt_mode;
-
-	if (wpa_enabled)
-		*wpa_enabled = 0;
-	switch (cipher) {
-	case IW_AUTH_CIPHER_NONE:
-		encrypt_mode = MWIFIEX_ENCRYPTION_MODE_NONE;
-		break;
-	case WLAN_CIPHER_SUITE_WEP40:
-		encrypt_mode = MWIFIEX_ENCRYPTION_MODE_WEP40;
-		break;
-	case WLAN_CIPHER_SUITE_WEP104:
-		encrypt_mode = MWIFIEX_ENCRYPTION_MODE_WEP104;
-		break;
-	case WLAN_CIPHER_SUITE_TKIP:
-		encrypt_mode = MWIFIEX_ENCRYPTION_MODE_TKIP;
-		if (wpa_enabled)
-			*wpa_enabled = 1;
-		break;
-	case WLAN_CIPHER_SUITE_CCMP:
-		encrypt_mode = MWIFIEX_ENCRYPTION_MODE_CCMP;
-		if (wpa_enabled)
-			*wpa_enabled = 1;
-		break;
-	default:
-		encrypt_mode = -1;
-	}
-
-	return encrypt_mode;
-}
-
 /*
  * This function retrieves the private structure from kernel wiphy structure.
  */
@@ -252,11 +203,7 @@ mwifiex_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev,
 {
 	struct mwifiex_private *priv = mwifiex_cfg80211_get_priv(wiphy);
 	int ret = 0;
-	int encrypt_mode;
-
-	encrypt_mode = mwifiex_get_mwifiex_cipher(params->cipher, NULL);
 
-	if (encrypt_mode != -1)
 	ret = mwifiex_set_encode(priv, params->key, params->key_len,
 								key_index, 0);
 
@@ -1019,7 +966,7 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
 	struct mwifiex_802_11_ssid req_ssid;
 	struct mwifiex_ssid_bssid ssid_bssid;
 	int ret = 0;
-	int auth_type = 0, pairwise_encrypt_mode = 0, wpa_enabled = 0;
+	int auth_type = 0, pairwise_encrypt_mode = 0;
 	int group_encrypt_mode = 0;
 	int alg_is_wep = 0;
 
@@ -1052,13 +999,13 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
 		/* "privacy" is set only for ad-hoc mode */
 		if (privacy) {
 			/*
-			 * Keep MWIFIEX_ENCRYPTION_MODE_WEP104 for now so that
+			 * Keep WLAN_CIPHER_SUITE_WEP104 for now so that
 			 * the firmware can find a matching network from the
 			 * scan. The cfg80211 does not give us the encryption
 			 * mode at this stage so just setting it to WEP here.
 			 */
 			priv->sec_info.encryption_mode =
-					MWIFIEX_ENCRYPTION_MODE_WEP104;
+					WLAN_CIPHER_SUITE_WEP104;
 			priv->sec_info.authentication_mode =
 					NL80211_AUTHTYPE_OPEN_SYSTEM;
 		}
@@ -1074,16 +1021,13 @@ mwifiex_cfg80211_assoc(struct mwifiex_private *priv, size_t ssid_len, u8 *ssid,
 		auth_type = NL80211_AUTHTYPE_SHARED_KEY;
 
 	if (sme->crypto.n_ciphers_pairwise) {
-		pairwise_encrypt_mode = mwifiex_get_mwifiex_cipher(sme->crypto.
-					ciphers_pairwise[0], &wpa_enabled);
-		priv->sec_info.encryption_mode = pairwise_encrypt_mode;
+		priv->sec_info.encryption_mode =
+						sme->crypto.ciphers_pairwise[0];
 		priv->sec_info.authentication_mode = auth_type;
 	}
 
 	if (sme->crypto.cipher_group) {
-		group_encrypt_mode = mwifiex_get_mwifiex_cipher(sme->crypto.
-						   cipher_group, &wpa_enabled);
-		priv->sec_info.encryption_mode = group_encrypt_mode;
+		priv->sec_info.encryption_mode = sme->crypto.cipher_group;
 		priv->sec_info.authentication_mode = auth_type;
 	}
 	if (sme->ie)

drivers/net/wireless/mwifiex/init.c

@@ -86,7 +86,7 @@ static int mwifiex_init_priv(struct mwifiex_private *priv)
 
 	priv->sec_info.wep_status = MWIFIEX_802_11_WEP_DISABLED;
 	priv->sec_info.authentication_mode = NL80211_AUTHTYPE_OPEN_SYSTEM;
-	priv->sec_info.encryption_mode = MWIFIEX_ENCRYPTION_MODE_NONE;
+	priv->sec_info.encryption_mode = 0;
 	for (i = 0; i < ARRAY_SIZE(priv->wep_key); i++)
 		memset(&priv->wep_key[i], 0, sizeof(struct mwifiex_wep_key));
 	priv->wep_key_curr_index = 0;

drivers/net/wireless/mwifiex/ioctl.h

@@ -267,14 +267,6 @@ struct mwifiex_debug_info {
 	u8 event_received;
 };
 
-enum {
-	MWIFIEX_ENCRYPTION_MODE_NONE = 0,
-	MWIFIEX_ENCRYPTION_MODE_WEP40 = 1,
-	MWIFIEX_ENCRYPTION_MODE_TKIP = 2,
-	MWIFIEX_ENCRYPTION_MODE_CCMP = 3,
-	MWIFIEX_ENCRYPTION_MODE_WEP104 = 4,
-};
-
 #define MWIFIEX_KEY_INDEX_UNICAST	0x40000000
 #define MWIFIEX_MAX_KEY_LENGTH		32
 #define WAPI_RXPN_LEN			16

drivers/net/wireless/mwifiex/join.c

@@ -869,7 +869,7 @@ mwifiex_cmd_802_11_ad_hoc_start(struct mwifiex_private *priv,
 	tmp_cap |= WLAN_CAPABILITY_IBSS;
 
 	/* Set up privacy in bss_desc */
-	if (priv->sec_info.encryption_mode != MWIFIEX_ENCRYPTION_MODE_NONE) {
+	if (priv->sec_info.encryption_mode) {
 		/* Ad-Hoc capability privacy on */
 		dev_dbg(adapter->dev,
 			"info: ADHOC_S_CMD: wep_status set privacy to WEP\n");

drivers/net/wireless/mwifiex/scan.c

@@ -273,8 +273,8 @@ mwifiex_is_network_compatible_for_no_sec(struct mwifiex_private *priv,
 	    && ((!bss_desc->bcn_rsn_ie) ||
 		((*(bss_desc->bcn_rsn_ie)).ieee_hdr.element_id !=
 	    WLAN_EID_RSN))
-	    && priv->sec_info.encryption_mode ==
-	    MWIFIEX_ENCRYPTION_MODE_NONE && !bss_desc->privacy) {
+	    && !priv->sec_info.encryption_mode
+	    && !bss_desc->privacy) {
 		return true;
 	}
 	return false;
@@ -386,8 +386,8 @@ mwifiex_is_network_compatible_for_adhoc_aes(struct mwifiex_private *priv,
 		   element_id != WLAN_EID_WPA))
 	    && ((!bss_desc->bcn_rsn_ie) || ((*(bss_desc->bcn_rsn_ie)).ieee_hdr.
 		   element_id != WLAN_EID_RSN))
-	    && priv->sec_info.encryption_mode ==
-	    MWIFIEX_ENCRYPTION_MODE_NONE && bss_desc->privacy) {
+	    && !priv->sec_info.encryption_mode
+	    && bss_desc->privacy) {
 		return true;
 	}
 	return false;
@@ -408,8 +408,8 @@ mwifiex_is_network_compatible_for_dynamic_wep(struct mwifiex_private *priv,
 		   element_id != WLAN_EID_WPA))
 	    && ((!bss_desc->bcn_rsn_ie) || ((*(bss_desc->bcn_rsn_ie)).ieee_hdr.
 		   element_id != WLAN_EID_RSN))
-	    && priv->sec_info.encryption_mode !=
-	    MWIFIEX_ENCRYPTION_MODE_NONE && bss_desc->privacy) {
+	    && priv->sec_info.encryption_mode
+	    && bss_desc->privacy) {
 		dev_dbg(priv->adapter->dev, "info: %s: dynamic "
 			"WEP: index=%d wpa_ie=%#x wpa2_ie=%#x "
 			"EncMode=%#x privacy=%#x\n",

drivers/net/wireless/mwifiex/sta_event.c

@@ -76,7 +76,7 @@ mwifiex_reset_connect_state(struct mwifiex_private *priv)
 	priv->wapi_ie_len = 0;
 	priv->sec_info.wapi_key_on = false;
 
-	priv->sec_info.encryption_mode = MWIFIEX_ENCRYPTION_MODE_NONE;
+	priv->sec_info.encryption_mode = 0;
 
 	/* Enable auto data rate */
 	priv->is_data_rate_auto = true;