From: Sujith Manoharan <c_manoha@xxxxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxxxx>
---
drivers/net/wireless/ath/ath9k/hw.c | 5 -----
drivers/net/wireless/ath/ath9k/hw.h | 3 ---
drivers/net/wireless/ath/ath9k/main.c | 3 ---
drivers/net/wireless/ath/ath9k/pci.c | 12 ------------
4 files changed, 23 deletions(-)
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index 71cd9f0..756191b 100644
--- 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
--- 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 578a723..5d5a914 100644
--- 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
--- 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,
};
--
1.8.0
--
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