ath9k: Remove unused workaround

The workaround for ASPM/L0s is needed only for AR9485 1.0,
which was never sold and is not supported by ath9k.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 71cd9f0..756191b 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2561,11 +2561,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
                        pCap->hw_caps |= ATH9K_HW_CAP_ANT_DIV_COMB;
        }
 
-       if (AR_SREV_9485_10(ah)) {
-               pCap->pcie_lcr_extsync_en = true;
-               pCap->pcie_lcr_offset = 0x80;
-       }
-
        if (ath9k_hw_dfs_tested(ah))
                pCap->hw_caps |= ATH9K_HW_CAP_DFS;
 

diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 3e73bfe..bdabbda 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -273,8 +273,6 @@ struct ath9k_hw_capabilities {
        u8 rx_status_len;
        u8 tx_desc_len;
        u8 txs_len;
-       u16 pcie_lcr_offset;
-       bool pcie_lcr_extsync_en;
 };
 
 struct ath9k_ops_config {
@@ -930,7 +928,6 @@ struct ath_bus_ops {
        void (*read_cachesize)(struct ath_common *common, int *csz);
        bool (*eeprom_read)(struct ath_common *common, u32 off, u16 *data);
        void (*bt_coex_prep)(struct ath_common *common);
-       void (*extn_synch_en)(struct ath_common *common);
        void (*aspm_init)(struct ath_common *common);
 };
 

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index c084532..9594b6f 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -686,9 +686,6 @@ static int ath9k_start(struct ieee80211_hw *hw)
 
        spin_unlock_bh(&sc->sc_pcu_lock);
 
-       if (ah->caps.pcie_lcr_extsync_en && common->bus_ops->extn_synch_en)
-               common->bus_ops->extn_synch_en(common);
-
        mutex_unlock(&sc->mutex);
 
        ath9k_ps_restore(sc);

diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c
index f088f4b..9553203 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/pci.c
+++ b/drivers/net/wireless/ath/ath9k/pci.c
@@ -96,17 +96,6 @@ static bool ath_pci_eeprom_read(struct ath_common *common, u32 off, u16 *data)
        return true;
 }
 
-static void ath_pci_extn_synch_enable(struct ath_common *common)
-{
-       struct ath_softc *sc = (struct ath_softc *) common->priv;
-       struct pci_dev *pdev = to_pci_dev(sc->dev);
-       u8 lnkctl;
-
-       pci_read_config_byte(pdev, sc->sc_ah->caps.pcie_lcr_offset, &lnkctl);
-       lnkctl |= PCI_EXP_LNKCTL_ES;
-       pci_write_config_byte(pdev, sc->sc_ah->caps.pcie_lcr_offset, lnkctl);
-}
-
 /* Need to be called after we discover btcoex capabilities */
 static void ath_pci_aspm_init(struct ath_common *common)
 {
@@ -153,7 +142,6 @@ static const struct ath_bus_ops ath_pci_bus_ops = {
        .ath_bus_type = ATH_PCI,
        .read_cachesize = ath_pci_read_cachesize,
        .eeprom_read = ath_pci_eeprom_read,
-       .extn_synch_en = ath_pci_extn_synch_enable,
        .aspm_init = ath_pci_aspm_init,
 };