'ar9170_qmap' is used in some source files which include carl9170.h,
but not all of them. A 'defined but not used' warning is thrown when
compiling the ones which do not use it.
Fixes the following W=1 kernel build warning(s)
from drivers/net/wireless/ath/carl9170/carl9170.h:57,
In file included from drivers/net/wireless/ath/carl9170/carl9170.h:57,
drivers/net/wireless/ath/carl9170/carl9170.h:71:17: warning: ‘ar9170_qmap’ defined but not used [-Wunused-const-variable=]
NB: Snipped - lots of these repeat
Cc: Christian Lamparter <chunkeey@xxxxxxxxxxxxxx>
Cc: Kalle Valo <kvalo@xxxxxxxxxxxxxx>
Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Cc: Jakub Kicinski <kuba@xxxxxxxxxx>
Cc: Johannes Berg <johannes@xxxxxxxxxxxxxxxx>
Cc: linux-wireless@xxxxxxxxxxxxxxx
Cc: netdev@xxxxxxxxxxxxxxx
Suggested-by: Rasmus Villemoes <linux@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Lee Jones <lee.jones@xxxxxxxxxx>
---
drivers/net/wireless/ath/carl9170/carl9170.h | 5 ++++-
drivers/net/wireless/ath/carl9170/main.c | 2 +-
drivers/net/wireless/ath/carl9170/tx.c | 6 +++---
3 files changed, 8 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/ath/carl9170/carl9170.h b/drivers/net/wireless/ath/carl9170/carl9170.h
index 237d0cda1bcb0..0d38100d6e4f5 100644
--- a/drivers/net/wireless/ath/carl9170/carl9170.h
+++ b/drivers/net/wireless/ath/carl9170/carl9170.h
@@ -68,7 +68,10 @@
#define PAYLOAD_MAX (CARL9170_MAX_CMD_LEN / 4 - 1)
-static const u8 ar9170_qmap[__AR9170_NUM_TXQ] = { 3, 2, 1, 0 };
+static inline u8 ar9170_qmap(u8 idx)
+{
+ return 3 - idx; /* { 3, 2, 1, 0 } */
+}
#define CARL9170_MAX_RX_BUFFER_SIZE 8192
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index 816929fb5b143..dbef9d8fc893b 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -1374,7 +1374,7 @@ static int carl9170_op_conf_tx(struct ieee80211_hw *hw,
int ret;
mutex_lock(&ar->mutex);
- memcpy(&ar->edcf[ar9170_qmap[queue]], param, sizeof(*param));
+ memcpy(&ar->edcf[ar9170_qmap(queue)], param, sizeof(*param));
ret = carl9170_set_qos(ar);
mutex_unlock(&ar->mutex);
return ret;
diff --git a/drivers/net/wireless/ath/carl9170/tx.c b/drivers/net/wireless/ath/carl9170/tx.c
index 2407931440edb..2f9e275db8ef0 100644
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -663,7 +663,7 @@ static void __carl9170_tx_process_status(struct ar9170 *ar,
unsigned int r, t, q;
bool success = true;
- q = ar9170_qmap[info & CARL9170_TX_STATUS_QUEUE];
+ q = ar9170_qmap(info & CARL9170_TX_STATUS_QUEUE);
skb = carl9170_get_queued_skb(ar, cookie, &ar->tx_status[q]);
if (!skb) {
@@ -979,7 +979,7 @@ static int carl9170_tx_prepare(struct ar9170 *ar,
((CARL9170_TX_SUPER_MISC_VIF_ID >>
CARL9170_TX_SUPER_MISC_VIF_ID_S) + 1));
- hw_queue = ar9170_qmap[carl9170_get_queue(ar, skb)];
+ hw_queue = ar9170_qmap(carl9170_get_queue(ar, skb));
hdr = (void *)skb->data;
info = IEEE80211_SKB_CB(skb);
@@ -1279,7 +1279,7 @@ void carl9170_tx_drop(struct ar9170 *ar, struct sk_buff *skb)
super = (void *)skb->data;
SET_VAL(CARL9170_TX_SUPER_MISC_QUEUE, q,
- ar9170_qmap[carl9170_get_queue(ar, skb)]);
+ ar9170_qmap(carl9170_get_queue(ar, skb)));
__carl9170_tx_process_status(ar, super->s.cookie, q);
}
--
2.25.1
