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-rw-r--r--drivers/net/wireless/ath/ath9k/hif_usb.c4
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_init.c1
-rw-r--r--drivers/net/wireless/ath/wil6210/debugfs.c4
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c2
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c8
-rw-r--r--drivers/net/wireless/cw1200/txrx.c2
-rw-r--r--drivers/net/wireless/iwlwifi/dvm/main.c2
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/debugfs.c6
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac80211.c23
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mvm.h1
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/scan.c10
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/sta.c23
-rw-r--r--drivers/net/wireless/mwifiex/init.c10
-rw-r--r--drivers/net/wireless/mwifiex/main.c13
-rw-r--r--drivers/net/wireless/mwifiex/main.h1
-rw-r--r--drivers/net/wireless/mwifiex/sdio.c91
-rw-r--r--drivers/net/wireless/mwifiex/sdio.h3
17 files changed, 128 insertions, 76 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index 2469db5..5205a36 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -1295,7 +1295,9 @@ static void ath9k_hif_usb_disconnect(struct usb_interface *interface)
usb_set_intfdata(interface, NULL);
- if (!unplugged && (hif_dev->flags & HIF_USB_START))
+ /* If firmware was loaded we should drop it
+ * go back to first stage bootloader. */
+ if (!unplugged && (hif_dev->flags & HIF_USB_READY))
ath9k_hif_usb_reboot(udev);
kfree(hif_dev);
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index 71a183f..c3676bf 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -861,6 +861,7 @@ static int ath9k_init_device(struct ath9k_htc_priv *priv,
if (error != 0)
goto err_rx;
+ ath9k_hw_disable(priv->ah);
#ifdef CONFIG_MAC80211_LEDS
/* must be initialized before ieee80211_register_hw */
priv->led_cdev.default_trigger = ieee80211_create_tpt_led_trigger(priv->hw,
diff --git a/drivers/net/wireless/ath/wil6210/debugfs.c b/drivers/net/wireless/ath/wil6210/debugfs.c
index e8308ec..ab63676 100644
--- a/drivers/net/wireless/ath/wil6210/debugfs.c
+++ b/drivers/net/wireless/ath/wil6210/debugfs.c
@@ -145,7 +145,7 @@ static void wil_print_ring(struct seq_file *s, const char *prefix,
le16_to_cpu(hdr.type), hdr.flags);
if (len <= MAX_MBOXITEM_SIZE) {
int n = 0;
- unsigned char printbuf[16 * 3 + 2];
+ char printbuf[16 * 3 + 2];
unsigned char databuf[MAX_MBOXITEM_SIZE];
void __iomem *src = wmi_buffer(wil, d.addr) +
sizeof(struct wil6210_mbox_hdr);
@@ -416,7 +416,7 @@ static int wil_txdesc_debugfs_show(struct seq_file *s, void *data)
seq_printf(s, " SKB = %p\n", skb);
if (skb) {
- unsigned char printbuf[16 * 3 + 2];
+ char printbuf[16 * 3 + 2];
int i = 0;
int len = le16_to_cpu(d->dma.length);
void *p = skb->data;
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
index 8e89755..8009901 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c
@@ -242,7 +242,7 @@ void brcmf_txflowblock_if(struct brcmf_if *ifp,
{
unsigned long flags;
- if (!ifp)
+ if (!ifp || !ifp->ndev)
return;
brcmf_dbg(TRACE, "enter: idx=%d stop=0x%X reason=%d state=%d\n",
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
index f0d9f7f..29b1f24 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/fwsignal.c
@@ -1744,13 +1744,14 @@ int brcmf_fws_process_skb(struct brcmf_if *ifp, struct sk_buff *skb)
ulong flags;
int fifo = BRCMF_FWS_FIFO_BCMC;
bool multicast = is_multicast_ether_addr(eh->h_dest);
+ bool pae = eh->h_proto == htons(ETH_P_PAE);
/* determine the priority */
if (!skb->priority)
skb->priority = cfg80211_classify8021d(skb);
drvr->tx_multicast += !!multicast;
- if (ntohs(eh->h_proto) == ETH_P_PAE)
+ if (pae)
atomic_inc(&ifp->pend_8021x_cnt);
if (!brcmf_fws_fc_active(fws)) {
@@ -1781,6 +1782,11 @@ int brcmf_fws_process_skb(struct brcmf_if *ifp, struct sk_buff *skb)
brcmf_fws_schedule_deq(fws);
} else {
brcmf_err("drop skb: no hanger slot\n");
+ if (pae) {
+ atomic_dec(&ifp->pend_8021x_cnt);
+ if (waitqueue_active(&ifp->pend_8021x_wait))
+ wake_up(&ifp->pend_8021x_wait);
+ }
brcmu_pkt_buf_free_skb(skb);
}
brcmf_fws_unlock(drvr, flags);
diff --git a/drivers/net/wireless/cw1200/txrx.c b/drivers/net/wireless/cw1200/txrx.c
index 5862c37..e824d4d 100644
--- a/drivers/net/wireless/cw1200/txrx.c
+++ b/drivers/net/wireless/cw1200/txrx.c
@@ -1165,7 +1165,7 @@ void cw1200_rx_cb(struct cw1200_common *priv,
if (cw1200_handle_action_rx(priv, skb))
return;
} else if (ieee80211_is_beacon(frame->frame_control) &&
- !arg->status &&
+ !arg->status && priv->vif &&
!memcmp(ieee80211_get_SA(frame), priv->vif->bss_conf.bssid,
ETH_ALEN)) {
const u8 *tim_ie;
diff --git a/drivers/net/wireless/iwlwifi/dvm/main.c b/drivers/net/wireless/iwlwifi/dvm/main.c
index 3952ddf..1531a4f 100644
--- a/drivers/net/wireless/iwlwifi/dvm/main.c
+++ b/drivers/net/wireless/iwlwifi/dvm/main.c
@@ -758,7 +758,7 @@ int iwl_alive_start(struct iwl_priv *priv)
BT_COEX_PRIO_TBL_EVT_INIT_CALIB2);
if (ret)
return ret;
- } else {
+ } else if (priv->lib->bt_params) {
/*
* default is 2-wire BT coexexistence support
*/
diff --git a/drivers/net/wireless/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/iwlwifi/mvm/debugfs.c
index e56ed2a..c24a744 100644
--- a/drivers/net/wireless/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/iwlwifi/mvm/debugfs.c
@@ -988,7 +988,11 @@ void iwl_mvm_vif_dbgfs_register(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
char buf[100];
- if (!dbgfs_dir)
+ /*
+ * Check if debugfs directory already exist before creating it.
+ * This may happen when, for example, resetting hw or suspend-resume
+ */
+ if (!dbgfs_dir || mvmvif->dbgfs_dir)
return;
mvmvif->dbgfs_dir = debugfs_create_dir("iwlmvm", dbgfs_dir);
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index e08683b..1eedc42 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -257,7 +257,11 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm)
if (ret)
return ret;
- return ieee80211_register_hw(mvm->hw);
+ ret = ieee80211_register_hw(mvm->hw);
+ if (ret)
+ iwl_mvm_leds_exit(mvm);
+
+ return ret;
}
static void iwl_mvm_mac_tx(struct ieee80211_hw *hw,
@@ -385,6 +389,7 @@ static void iwl_mvm_restart_cleanup(struct iwl_mvm *mvm)
ieee80211_wake_queues(mvm->hw);
mvm->vif_count = 0;
+ mvm->rx_ba_sessions = 0;
}
static int iwl_mvm_mac_start(struct ieee80211_hw *hw)
@@ -1006,6 +1011,21 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw,
mutex_lock(&mvm->mutex);
if (old_state == IEEE80211_STA_NOTEXIST &&
new_state == IEEE80211_STA_NONE) {
+ /*
+ * Firmware bug - it'll crash if the beacon interval is less
+ * than 16. We can't avoid connecting at all, so refuse the
+ * station state change, this will cause mac80211 to abandon
+ * attempts to connect to this AP, and eventually wpa_s will
+ * blacklist the AP...
+ */
+ if (vif->type == NL80211_IFTYPE_STATION &&
+ vif->bss_conf.beacon_int < 16) {
+ IWL_ERR(mvm,
+ "AP %pM beacon interval is %d, refusing due to firmware bug!\n",
+ sta->addr, vif->bss_conf.beacon_int);
+ ret = -EINVAL;
+ goto out_unlock;
+ }
ret = iwl_mvm_add_sta(mvm, vif, sta);
} else if (old_state == IEEE80211_STA_NONE &&
new_state == IEEE80211_STA_AUTH) {
@@ -1038,6 +1058,7 @@ static int iwl_mvm_mac_sta_state(struct ieee80211_hw *hw,
} else {
ret = -EIO;
}
+ out_unlock:
mutex_unlock(&mvm->mutex);
return ret;
diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h
index d40d7db..420e82d 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h
@@ -419,6 +419,7 @@ struct iwl_mvm {
struct work_struct sta_drained_wk;
unsigned long sta_drained[BITS_TO_LONGS(IWL_MVM_STATION_COUNT)];
atomic_t pending_frames[IWL_MVM_STATION_COUNT];
+ u8 rx_ba_sessions;
/* configured by mac80211 */
u32 rts_threshold;
diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c
index 2157b0f..268f027 100644
--- a/drivers/net/wireless/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/iwlwifi/mvm/scan.c
@@ -137,8 +137,8 @@ static void iwl_mvm_scan_fill_ssids(struct iwl_scan_cmd *cmd,
{
int fw_idx, req_idx;
- fw_idx = 0;
- for (req_idx = req->n_ssids - 1; req_idx > 0; req_idx--) {
+ for (req_idx = req->n_ssids - 1, fw_idx = 0; req_idx > 0;
+ req_idx--, fw_idx++) {
cmd->direct_scan[fw_idx].id = WLAN_EID_SSID;
cmd->direct_scan[fw_idx].len = req->ssids[req_idx].ssid_len;
memcpy(cmd->direct_scan[fw_idx].ssid,
@@ -153,7 +153,9 @@ static void iwl_mvm_scan_fill_ssids(struct iwl_scan_cmd *cmd,
* just to notify that this scan is active and not passive.
* In order to notify the FW of the number of SSIDs we wish to scan (including
* the zero-length one), we need to set the corresponding bits in chan->type,
- * one for each SSID, and set the active bit (first).
+ * one for each SSID, and set the active bit (first). The first SSID is already
+ * included in the probe template, so we need to set only req->n_ssids - 1 bits
+ * in addition to the first bit.
*/
static u16 iwl_mvm_get_active_dwell(enum ieee80211_band band, int n_ssids)
{
@@ -179,7 +181,7 @@ static void iwl_mvm_scan_fill_channels(struct iwl_scan_cmd *cmd,
__le32 chan_type_value;
if (req->n_ssids > 0)
- chan_type_value = cpu_to_le32(BIT(req->n_ssids + 1) - 1);
+ chan_type_value = cpu_to_le32(BIT(req->n_ssids) - 1);
else
chan_type_value = SCAN_CHANNEL_TYPE_PASSIVE;
diff --git a/drivers/net/wireless/iwlwifi/mvm/sta.c b/drivers/net/wireless/iwlwifi/mvm/sta.c
index 62fe520..85d4bbe 100644
--- a/drivers/net/wireless/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/iwlwifi/mvm/sta.c
@@ -608,6 +608,8 @@ int iwl_mvm_rm_bcast_sta(struct iwl_mvm *mvm, struct iwl_mvm_int_sta *bsta)
return ret;
}
+#define IWL_MAX_RX_BA_SESSIONS 16
+
int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
int tid, u16 ssn, bool start)
{
@@ -618,11 +620,20 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
lockdep_assert_held(&mvm->mutex);
+ if (start && mvm->rx_ba_sessions >= IWL_MAX_RX_BA_SESSIONS) {
+ IWL_WARN(mvm, "Not enough RX BA SESSIONS\n");
+ return -ENOSPC;
+ }
+
cmd.mac_id_n_color = cpu_to_le32(mvm_sta->mac_id_n_color);
cmd.sta_id = mvm_sta->sta_id;
cmd.add_modify = STA_MODE_MODIFY;
- cmd.add_immediate_ba_tid = (u8) tid;
- cmd.add_immediate_ba_ssn = cpu_to_le16(ssn);
+ if (start) {
+ cmd.add_immediate_ba_tid = (u8) tid;
+ cmd.add_immediate_ba_ssn = cpu_to_le16(ssn);
+ } else {
+ cmd.remove_immediate_ba_tid = (u8) tid;
+ }
cmd.modify_mask = start ? STA_MODIFY_ADD_BA_TID :
STA_MODIFY_REMOVE_BA_TID;
@@ -648,6 +659,14 @@ int iwl_mvm_sta_rx_agg(struct iwl_mvm *mvm, struct ieee80211_sta *sta,
break;
}
+ if (!ret) {
+ if (start)
+ mvm->rx_ba_sessions++;
+ else if (mvm->rx_ba_sessions > 0)
+ /* check that restart flow didn't zero the counter */
+ mvm->rx_ba_sessions--;
+ }
+
return ret;
}
diff --git a/drivers/net/wireless/mwifiex/init.c b/drivers/net/wireless/mwifiex/init.c
index caaf4bd..2cf8b96 100644
--- a/drivers/net/wireless/mwifiex/init.c
+++ b/drivers/net/wireless/mwifiex/init.c
@@ -693,7 +693,7 @@ int mwifiex_dnld_fw(struct mwifiex_adapter *adapter,
if (!ret) {
dev_notice(adapter->dev,
"WLAN FW already running! Skip FW dnld\n");
- goto done;
+ return 0;
}
poll_num = MAX_FIRMWARE_POLL_TRIES;
@@ -719,14 +719,8 @@ int mwifiex_dnld_fw(struct mwifiex_adapter *adapter,
poll_fw:
/* Check if the firmware is downloaded successfully or not */
ret = adapter->if_ops.check_fw_status(adapter, poll_num);
- if (ret) {
+ if (ret)
dev_err(adapter->dev, "FW failed to be active in time\n");
- return -1;
- }
-done:
- /* re-enable host interrupt for mwifiex after fw dnld is successful */
- if (adapter->if_ops.enable_int)
- adapter->if_ops.enable_int(adapter);
return ret;
}
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c
index e15ab72..1753431 100644
--- a/drivers/net/wireless/mwifiex/main.c
+++ b/drivers/net/wireless/mwifiex/main.c
@@ -427,6 +427,10 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
"Cal data request_firmware() failed\n");
}
+ /* enable host interrupt after fw dnld is successful */
+ if (adapter->if_ops.enable_int)
+ adapter->if_ops.enable_int(adapter);
+
adapter->init_wait_q_woken = false;
ret = mwifiex_init_fw(adapter);
if (ret == -1) {
@@ -478,6 +482,8 @@ err_add_intf:
mwifiex_del_virtual_intf(adapter->wiphy, priv->wdev);
rtnl_unlock();
err_init_fw:
+ if (adapter->if_ops.disable_int)
+ adapter->if_ops.disable_int(adapter);
pr_debug("info: %s: unregister device\n", __func__);
adapter->if_ops.unregister_dev(adapter);
done:
@@ -855,7 +861,7 @@ mwifiex_add_card(void *card, struct semaphore *sem,
INIT_WORK(&adapter->main_work, mwifiex_main_work_queue);
/* Register the device. Fill up the private data structure with relevant
- information from the card and request for the required IRQ. */
+ information from the card. */
if (adapter->if_ops.register_dev(adapter)) {
pr_err("%s: failed to register mwifiex device\n", __func__);
goto err_registerdev;
@@ -919,6 +925,11 @@ int mwifiex_remove_card(struct mwifiex_adapter *adapter, struct semaphore *sem)
if (!adapter)
goto exit_remove;
+ /* We can no longer handle interrupts once we start doing the teardown
+ * below. */
+ if (adapter->if_ops.disable_int)
+ adapter->if_ops.disable_int(adapter);
+
adapter->surprise_removed = true;
/* Stop data */
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index 3da73d3..253e0bd 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -601,6 +601,7 @@ struct mwifiex_if_ops {
int (*register_dev) (struct mwifiex_adapter *);
void (*unregister_dev) (struct mwifiex_adapter *);
int (*enable_int) (struct mwifiex_adapter *);
+ void (*disable_int) (struct mwifiex_adapter *);
int (*process_int_status) (struct mwifiex_adapter *);
int (*host_to_card) (struct mwifiex_adapter *, u8, struct sk_buff *,
struct mwifiex_tx_param *);
diff --git a/drivers/net/wireless/mwifiex/sdio.c b/drivers/net/wireless/mwifiex/sdio.c
index 5ee5ed0..5ef49f2 100644
--- a/drivers/net/wireless/mwifiex/sdio.c
+++ b/drivers/net/wireless/mwifiex/sdio.c
@@ -51,6 +51,7 @@ static struct mwifiex_if_ops sdio_ops;
static struct semaphore add_remove_card_sem;
static int mwifiex_sdio_resume(struct device *dev);
+static void mwifiex_sdio_interrupt(struct sdio_func *func);
/*
* SDIO probe.
@@ -296,6 +297,15 @@ static struct sdio_driver mwifiex_sdio = {
}
};
+/* Write data into SDIO card register. Caller claims SDIO device. */
+static int
+mwifiex_write_reg_locked(struct sdio_func *func, u32 reg, u8 data)
+{
+ int ret = -1;
+ sdio_writeb(func, data, reg, &ret);
+ return ret;
+}
+
/*
* This function writes data into SDIO card register.
*/
@@ -303,10 +313,10 @@ static int
mwifiex_write_reg(struct mwifiex_adapter *adapter, u32 reg, u8 data)
{
struct sdio_mmc_card *card = adapter->card;
- int ret = -1;
+ int ret;
sdio_claim_host(card->func);
- sdio_writeb(card->func, data, reg, &ret);
+ ret = mwifiex_write_reg_locked(card->func, reg, data);
sdio_release_host(card->func);
return ret;
@@ -685,23 +695,15 @@ mwifiex_sdio_read_fw_status(struct mwifiex_adapter *adapter, u16 *dat)
* The host interrupt mask is read, the disable bit is reset and
* written back to the card host interrupt mask register.
*/
-static int mwifiex_sdio_disable_host_int(struct mwifiex_adapter *adapter)
+static void mwifiex_sdio_disable_host_int(struct mwifiex_adapter *adapter)
{
- u8 host_int_mask, host_int_disable = HOST_INT_DISABLE;
-
- /* Read back the host_int_mask register */
- if (mwifiex_read_reg(adapter, HOST_INT_MASK_REG, &host_int_mask))
- return -1;
-
- /* Update with the mask and write back to the register */
- host_int_mask &= ~host_int_disable;
-
- if (mwifiex_write_reg(adapter, HOST_INT_MASK_REG, host_int_mask)) {
- dev_err(adapter->dev, "disable host interrupt failed\n");
- return -1;
- }
+ struct sdio_mmc_card *card = adapter->card;
+ struct sdio_func *func = card->func;
- return 0;
+ sdio_claim_host(func);
+ mwifiex_write_reg_locked(func, HOST_INT_MASK_REG, 0);
+ sdio_release_irq(func);
+ sdio_release_host(func);
}
/*
@@ -713,14 +715,29 @@ static int mwifiex_sdio_disable_host_int(struct mwifiex_adapter *adapter)
static int mwifiex_sdio_enable_host_int(struct mwifiex_adapter *adapter)
{
struct sdio_mmc_card *card = adapter->card;
+ struct sdio_func *func = card->func;
+ int ret;
+
+ sdio_claim_host(func);
+
+ /* Request the SDIO IRQ */
+ ret = sdio_claim_irq(func, mwifiex_sdio_interrupt);
+ if (ret) {
+ dev_err(adapter->dev, "claim irq failed: ret=%d\n", ret);
+ goto out;
+ }
/* Simply write the mask to the register */
- if (mwifiex_write_reg(adapter, HOST_INT_MASK_REG,
- card->reg->host_int_enable)) {
+ ret = mwifiex_write_reg_locked(func, HOST_INT_MASK_REG,
+ card->reg->host_int_enable);
+ if (ret) {
dev_err(adapter->dev, "enable host interrupt failed\n");
- return -1;
+ sdio_release_irq(func);
}
- return 0;
+
+out:
+ sdio_release_host(func);
+ return ret;
}
/*
@@ -997,9 +1014,6 @@ mwifiex_sdio_interrupt(struct sdio_func *func)
}
adapter = card->adapter;
- if (adapter->surprise_removed)
- return;
-
if (!adapter->pps_uapsd_mode && adapter->ps_state == PS_STATE_SLEEP)
adapter->ps_state = PS_STATE_AWAKE;
@@ -1728,9 +1742,7 @@ mwifiex_unregister_dev(struct mwifiex_adapter *adapter)
struct sdio_mmc_card *card = adapter->card;
if (adapter->card) {
- /* Release the SDIO IRQ */
sdio_claim_host(card->func);
- sdio_release_irq(card->func);
sdio_disable_func(card->func);
sdio_release_host(card->func);
sdio_set_drvdata(card->func, NULL);
@@ -1744,7 +1756,7 @@ mwifiex_unregister_dev(struct mwifiex_adapter *adapter)
*/
static int mwifiex_register_dev(struct mwifiex_adapter *adapter)
{
- int ret = 0;
+ int ret;
struct sdio_mmc_card *card = adapter->card;
struct sdio_func *func = card->func;
@@ -1753,22 +1765,14 @@ static int mwifiex_register_dev(struct mwifiex_adapter *adapter)
sdio_claim_host(func);
- /* Request the SDIO IRQ */
- ret = sdio_claim_irq(func, mwifiex_sdio_interrupt);
- if (ret) {
- pr_err("claim irq failed: ret=%d\n", ret);
- goto disable_func;
- }
-
/* Set block size */
ret = sdio_set_block_size(card->func, MWIFIEX_SDIO_BLOCK_SIZE);
+ sdio_release_host(func);
if (ret) {
pr_err("cannot set SDIO block size\n");
- ret = -1;
- goto release_irq;
+ return ret;
}
- sdio_release_host(func);
sdio_set_drvdata(func, card);
adapter->dev = &func->dev;
@@ -1776,15 +1780,6 @@ static int mwifiex_register_dev(struct mwifiex_adapter *adapter)
strcpy(adapter->fw_name, card->firmware);
return 0;
-
-release_irq:
- sdio_release_irq(func);
-disable_func:
- sdio_disable_func(func);
- sdio_release_host(func);
- adapter->card = NULL;
-
- return -1;
}
/*
@@ -1813,9 +1808,6 @@ static int mwifiex_init_sdio(struct mwifiex_adapter *adapter)
*/
mwifiex_read_reg(adapter, HOST_INTSTATUS_REG, &sdio_ireg);
- /* Disable host interrupt mask register for SDIO */
- mwifiex_sdio_disable_host_int(adapter);
-
/* Get SDIO ioport */
mwifiex_init_sdio_ioport(adapter);
@@ -1957,6 +1949,7 @@ static struct mwifiex_if_ops sdio_ops = {
.register_dev = mwifiex_register_dev,
.unregister_dev = mwifiex_unregister_dev,
.enable_int = mwifiex_sdio_enable_host_int,
+ .disable_int = mwifiex_sdio_disable_host_int,
.process_int_status = mwifiex_process_int_status,
.host_to_card = mwifiex_sdio_host_to_card,
.wakeup = mwifiex_pm_wakeup_card,
diff --git a/drivers/net/wireless/mwifiex/sdio.h b/drivers/net/wireless/mwifiex/sdio.h
index 6d51dfd..532ae0a 100644
--- a/drivers/net/wireless/mwifiex/sdio.h
+++ b/drivers/net/wireless/mwifiex/sdio.h
@@ -92,9 +92,6 @@
/* Host Control Registers : Download host interrupt mask */
#define DN_LD_HOST_INT_MASK (0x2U)
-/* Disable Host interrupt mask */
-#define HOST_INT_DISABLE 0xff
-
/* Host Control Registers : Host interrupt status */
#define HOST_INTSTATUS_REG 0x03
/* Host Control Registers : Upload host interrupt status */