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@xxxxxx
Signed-off-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
Cc: Julia Lawall <julia.lawall@xxxxxxx>
---
.../realtek/rtlwifi/btcoexist/halbtc8821a2ant.c | 185 +++------------------
1 file changed, 24 insertions(+), 161 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c b/drivers/net/wireless/realtek/rtlwifi/btcoexist/halbtc8821a2ant.c
index b5daa48..1717e9c 100644
--- 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) ||
--
2.10.2
