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rtlwifi: btcoexist: Fix if == else warnings in halbtc8821a2ant.c
authorLarry Finger <Larry.Finger@lwfinger.net>
Sun, 12 Feb 2017 00:46:03 +0000 (18:46 -0600)
committerKalle Valo <kvalo@codeaurora.org>
Wed, 15 Feb 2017 09:14:43 +0000 (11:14 +0200)
The 0-DAY kernel test infrastructure reports the following:
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3023:1-3: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3035:2-4: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3037:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3047:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3075:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3085:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3129:1-3: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3141:2-4: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3143:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3153:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3179:2-4: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3181:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:3192:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:2677:1-3: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:2833:1-3: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:2847:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:2857:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:2885:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:2895:3-5: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:2940:1-3: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:2788:2-4: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:2391:2-4: WARNING: possible condition with no effect (if == else)
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c:2417:2-4: WARNING: possible condition with no effect (if == else)

Reported-by: kbuild-all@01.org
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c patch | blob | blame | history

diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c
index b5daa484f1a62745b8030f4366f8f212e76a0d17..1717e9ce96caa311e7b6002ebac5ba49286b0aa0 100644 (file)
--- a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c
+++ b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c
@@ -2388,14 +2388,8 @@ static void halbtc8821a2ant_action_sco(struct btc_coexist *btcoexist)
                 * halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, true, 5);
                 */
 
-               if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
-                   (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
-                       halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC,
-                                               false, 0); /*for voice quality*/
-               } else {
-                       halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC,
-                                               false, 0); /*for voice quality*/
-               }
+               halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC,
+                                       false, 0); /*for voice quality*/
 
                /* sw mechanism */
                if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
@@ -2785,14 +2779,7 @@ static void halbtc8821a2ant_action_pan_hs(struct btc_coexist *btcoexist)
                                                   NORMAL_EXEC, false);
                }
 
-               if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
-                   (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
-                       halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC,
-                                               false, 1);
-               } else {
-                       halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC,
-                                               false, 1);
-               }
+               halbtc8821a2ant_ps_tdma(btcoexist, NORMAL_EXEC, false, 1);
 
                /* sw mechanism */
                if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
@@ -2830,40 +2817,18 @@ static void halbtc8821a2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist)
 
        btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
 
-       if (BTC_WIFI_BW_LEGACY == wifi_bw) {
-               /* for HID at 11b/g mode */
-               halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
-                                          0x5afa5afa, 0xffff, 0x3);
-       } else {
-               /* for HID quality & wifi performance balance at 11n mode */
-               halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
-                                          0x5afa5afa, 0xffff, 0x3);
-       }
+       halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
+                                  0x5afa5afa, 0xffff, 0x3);
 
        if (BTC_WIFI_BW_HT40 == wifi_bw) {
                /* fw mechanism */
                if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
-                   (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
-                       if (bt_info_ext&BIT0) {
-                               /* a2dp basic rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, false,
-                                                         false, 3);
-                       } else {
-                               /* a2dp edr rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, false,
-                                                         false, 3);
-                       }
-               } else {
-                       if (bt_info_ext&BIT0) {
-                               /* a2dp basic rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, false,
-                                                         true, 3);
-                       } else {
-                               /* a2dp edr rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, false,
-                                                         true, 3);
-                       }
-               }
+                   (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH))
+                       btc8821a2ant_tdma_dur_adj(btcoexist, false,
+                                                 false, 3);
+               else
+                       btc8821a2ant_tdma_dur_adj(btcoexist, false,
+                                                 true, 3);
 
                /* sw mechanism */
                if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
@@ -2881,27 +2846,10 @@ static void halbtc8821a2ant_action_pan_edr_a2dp(struct btc_coexist *btcoexist)
        } else {
                /* fw mechanism */
                if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
-                   (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
-                       if (bt_info_ext&BIT0) {
-                               /* a2dp basic rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, false,
-                                                         false, 3);
-                       } else {
-                               /* a2dp edr rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, false,
-                                                         false, 3);
-                       }
-               } else {
-                       if (bt_info_ext&BIT0) {
-                               /* a2dp basic rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, false,
-                                                         true, 3);
-                       } else {
-                               /* a2dp edr rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, false,
-                                                         true, 3);
-                       }
-               }
+                   (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH))
+                       btc8821a2ant_tdma_dur_adj(btcoexist, false, false, 3);
+               else
+                       btc8821a2ant_tdma_dur_adj(btcoexist, false, true, 3);
 
                /* sw mechanism */
                if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
@@ -2937,15 +2885,8 @@ static void halbtc8821a2ant_action_pan_edr_hid(struct btc_coexist *btcoexist)
 
        btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
 
-       if (BTC_WIFI_BW_LEGACY == wifi_bw) {
-               /* for HID at 11b/g mode */
-               halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
-                                          0x5a5f5a5f, 0xffff, 0x3);
-       } else {
-               /* for HID quality & wifi performance balance at 11n mode */
-               halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
-                                          0x5a5f5a5f, 0xffff, 0x3);
-       }
+       halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
+                                  0x5a5f5a5f, 0xffff, 0x3);
 
        if (BTC_WIFI_BW_HT40 == wifi_bw) {
                halbtc8821a2ant_fw_dac_swing_lvl(btcoexist, NORMAL_EXEC, 3);
@@ -3020,40 +2961,12 @@ static void btc8821a2ant_act_hid_a2dp_pan_edr(struct btc_coexist *btcoexist)
 
        btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
 
-       if (BTC_WIFI_BW_LEGACY == wifi_bw) {
-               /* for HID at 11b/g mode */
-               halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
-                                          0x5a5a5a5a, 0xffff, 0x3);
-       } else {
-               /* for HID quality & wifi performance balance at 11n mode */
-               halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
-                                          0x5a5a5a5a, 0xffff, 0x3);
-       }
+       halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
+                                  0x5a5a5a5a, 0xffff, 0x3);
 
        if (BTC_WIFI_BW_HT40 == wifi_bw) {
                /* fw mechanism */
-               if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
-                   (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
-                       if (bt_info_ext&BIT0) {
-                               /* a2dp basic rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, true,
-                                                         true, 3);
-                       } else {
-                               /* a2dp edr rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, true,
-                                                         true, 3);
-                       }
-               } else {
-                       if (bt_info_ext&BIT0) {
-                               /* a2dp basic rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, true,
-                                                         true, 3);
-                       } else {
-                               /* a2dp edr rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist, true,
-                                                         true, 3);
-                       }
-               }
+               btc8821a2ant_tdma_dur_adj(btcoexist, true, true, 3);
 
                /* sw mechanism */
                if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
@@ -3126,40 +3039,12 @@ static void halbtc8821a2ant_action_hid_a2dp(struct btc_coexist *btcoexist)
 
        btcoexist->btc_get(btcoexist, BTC_GET_U4_WIFI_BW, &wifi_bw);
 
-       if (BTC_WIFI_BW_LEGACY == wifi_bw) {
-               /* for HID at 11b/g mode */
-               halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
-                                          0x5f5b5f5b, 0xffffff, 0x3);
-       } else {
-               /*for HID quality & wifi performance balance at 11n mode*/
-               halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
-                                          0x5f5b5f5b, 0xffffff, 0x3);
-       }
+       halbtc8821a2ant_coex_table(btcoexist, NORMAL_EXEC, 0x55ff55ff,
+                                  0x5f5b5f5b, 0xffffff, 0x3);
 
        if (BTC_WIFI_BW_HT40 == wifi_bw) {
                /* fw mechanism */
-               if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
-                   (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
-                       if (bt_info_ext&BIT0) {
-                               /* a2dp basic rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist,
-                                                         true, true, 2);
-                       } else {
-                               /* a2dp edr rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist,
-                                                         true, true, 2);
-                       }
-               } else {
-                       if (bt_info_ext&BIT0) {
-                               /* a2dp basic rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist,
-                                                         true, true, 2);
-                       } else {
-                               /* a2dp edr rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist,
-                                                         true, true, 2);
-                       }
-               }
+               btc8821a2ant_tdma_dur_adj(btcoexist, true, true, 2);
 
                /* sw mechanism */
                if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||
@@ -3176,29 +3061,7 @@ static void halbtc8821a2ant_action_hid_a2dp(struct btc_coexist *btcoexist)
                }
        } else {
                /* fw mechanism */
-               if ((bt_rssi_state == BTC_RSSI_STATE_HIGH) ||
-                   (bt_rssi_state == BTC_RSSI_STATE_STAY_HIGH)) {
-                       if (bt_info_ext&BIT0) {
-                               /* a2dp basic rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist,
-                                                         true, true, 2);
-
-                       } else {
-                               /* a2dp edr rate */
-                               btc8821a2ant_tdma_dur_adj(btcoexist,
-                                                         true, true, 2);
-                       }
-               } else {
-                       if (bt_info_ext&BIT0) {
-                               /*a2dp basic rate*/
-                               btc8821a2ant_tdma_dur_adj(btcoexist,
-                                                         true, true, 2);
-                       } else {
-                               /*a2dp edr rate*/
-                               btc8821a2ant_tdma_dur_adj(btcoexist,
-                                                         true, true, 2);
-                       }
-               }
+               btc8821a2ant_tdma_dur_adj(btcoexist, true, true, 2);
 
                /* sw mechanism */
                if ((wifi_rssi_state == BTC_RSSI_STATE_HIGH) ||