ath9k_hw: remove ATH9K_CAP_TXPOW

replace calls that read this capability with accesses to ath9k_hw's
regulatory data.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

4 files changed, 2 insertions, 23 deletions

diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index 1c7263e3d1de..c1d8fb8d4a93 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -27,13 +27,11 @@ static struct dentry *ath9k_debugfs_root;
 static void ath_update_txpow(struct ath9k_htc_priv *priv)
 {
         struct ath_hw *ah = priv->ah;
-        u32 txpow;
 
         if (priv->curtxpow != priv->txpowlimit) {
                 ath9k_hw_set_txpowerlimit(ah, priv->txpowlimit);
                 /* read back in case value is clamped */
-                ath9k_hw_getcapability(ah, ATH9K_CAP_TXPOW, 1, &txpow);
-                priv->curtxpow = txpow;
+                priv->curtxpow = ath9k_hw_regulatory(ah)->power_limit;
         }
 }
 
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 94f12581d0be..d908f78da42b 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2258,7 +2258,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
 bool ath9k_hw_getcapability(struct ath_hw *ah, enum ath9k_capability_type type,
                             u32 capability, u32 *result)
 {
-        struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
         switch (type) {
         case ATH9K_CAP_TKIP_MIC:
                 switch (capability) {
@@ -2286,21 +2285,6 @@ bool ath9k_hw_getcapability(struct ath_hw *ah, enum ath9k_capability_type type,
                         }
                 }
                 return false;
-        case ATH9K_CAP_TXPOW:
-                switch (capability) {
-                case 0:
-                        return 0;
-                case 1:
-                        *result = regulatory->power_limit;
-                        return 0;
-                case 2:
-                        *result = regulatory->max_power_level;
-                        return 0;
-                case 3:
-                        *result = regulatory->tp_scale;
-                        return 0;
-                }
-                return false;
         case ATH9K_CAP_DS:
                 return (AR_SREV_9280_20_OR_LATER(ah) &&
                         (ah->eep_ops->get_eeprom(ah, EEP_RC_CHAIN_MASK) == 1))
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index cc01dc8ba8bd..7456850f08b8 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -209,7 +209,6 @@ enum ath9k_hw_caps {
 enum ath9k_capability_type {
         ATH9K_CAP_TKIP_MIC,
         ATH9K_CAP_TKIP_SPLIT,
-        ATH9K_CAP_TXPOW,
         ATH9K_CAP_MCAST_KEYSRCH,
         ATH9K_CAP_DS
 };
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index f38da2920f85..c8de50fa6378 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -51,13 +51,11 @@ static void ath_cache_conf_rate(struct ath_softc *sc,
 static void ath_update_txpow(struct ath_softc *sc)
 {
         struct ath_hw *ah = sc->sc_ah;
-        u32 txpow;
 
         if (sc->curtxpow != sc->config.txpowlimit) {
                 ath9k_hw_set_txpowerlimit(ah, sc->config.txpowlimit);
                 /* read back in case value is clamped */
-                ath9k_hw_getcapability(ah, ATH9K_CAP_TXPOW, 1, &txpow);
-                sc->curtxpow = txpow;
+                sc->curtxpow = ath9k_hw_regulatory(ah)->power_limit;
         }
 }