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path: root/drivers/net/wireless/iwlwifi
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-rw-r--r--drivers/net/wireless/iwlwifi/iwl-fw.h2
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/fw.c10
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mac80211.c13
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/mvm.h1
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/ops.c12
-rw-r--r--drivers/net/wireless/iwlwifi/mvm/scan.c20
-rw-r--r--drivers/net/wireless/iwlwifi/pcie/trans.c7
7 files changed, 46 insertions, 19 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h
index 4f6e66892acc..b894a84e8393 100644
--- a/drivers/net/wireless/iwlwifi/iwl-fw.h
+++ b/drivers/net/wireless/iwlwifi/iwl-fw.h
@@ -155,6 +155,7 @@ enum iwl_ucode_tlv_api {
* @IWL_UCODE_TLV_CAPA_QUIET_PERIOD_SUPPORT: supports Quiet Period requests
* @IWL_UCODE_TLV_CAPA_DQA_SUPPORT: supports dynamic queue allocation (DQA),
* which also implies support for the scheduler configuration command
+ * @IWL_UCODE_TLV_CAPA_HOTSPOT_SUPPORT: supports Hot Spot Command
*/
enum iwl_ucode_tlv_capa {
IWL_UCODE_TLV_CAPA_D0I3_SUPPORT = BIT(0),
@@ -163,6 +164,7 @@ enum iwl_ucode_tlv_capa {
IWL_UCODE_TLV_CAPA_WFA_TPC_REP_IE_SUPPORT = BIT(10),
IWL_UCODE_TLV_CAPA_QUIET_PERIOD_SUPPORT = BIT(11),
IWL_UCODE_TLV_CAPA_DQA_SUPPORT = BIT(12),
+ IWL_UCODE_TLV_CAPA_HOTSPOT_SUPPORT = BIT(18),
};
/* The default calibrate table size if not specified by firmware file */
diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c
index e0d9f19650b0..eb03943f8463 100644
--- a/drivers/net/wireless/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/iwlwifi/mvm/fw.c
@@ -284,7 +284,7 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
lockdep_assert_held(&mvm->mutex);
- if (WARN_ON_ONCE(mvm->init_ucode_complete))
+ if (WARN_ON_ONCE(mvm->init_ucode_complete || mvm->calibrating))
return 0;
iwl_init_notification_wait(&mvm->notif_wait,
@@ -334,6 +334,8 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
goto out;
}
+ mvm->calibrating = true;
+
/* Send TX valid antennas before triggering calibrations */
ret = iwl_send_tx_ant_cfg(mvm, mvm->fw->valid_tx_ant);
if (ret)
@@ -358,11 +360,17 @@ int iwl_run_init_mvm_ucode(struct iwl_mvm *mvm, bool read_nvm)
MVM_UCODE_CALIB_TIMEOUT);
if (!ret)
mvm->init_ucode_complete = true;
+
+ if (ret && iwl_mvm_is_radio_killed(mvm)) {
+ IWL_DEBUG_RF_KILL(mvm, "RFKILL while calibrating.\n");
+ ret = 1;
+ }
goto out;
error:
iwl_remove_notification(&mvm->notif_wait, &calib_wait);
out:
+ mvm->calibrating = false;
if (iwlmvm_mod_params.init_dbg && !mvm->nvm_data) {
/* we want to debug INIT and we have no NVM - fake */
mvm->nvm_data = kzalloc(sizeof(struct iwl_nvm_data) +
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
index 585fe5b7100f..b6d2683da3a9 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c
@@ -788,6 +788,7 @@ static void iwl_mvm_restart_cleanup(struct iwl_mvm *mvm)
mvm->scan_status = IWL_MVM_SCAN_NONE;
mvm->ps_disabled = false;
+ mvm->calibrating = false;
/* just in case one was running */
ieee80211_remain_on_channel_expired(mvm->hw);
@@ -2447,9 +2448,15 @@ static int iwl_mvm_roc(struct ieee80211_hw *hw,
switch (vif->type) {
case NL80211_IFTYPE_STATION:
- /* Use aux roc framework (HS20) */
- ret = iwl_mvm_send_aux_roc_cmd(mvm, channel,
- vif, duration);
+ if (mvm->fw->ucode_capa.capa[0] &
+ IWL_UCODE_TLV_CAPA_HOTSPOT_SUPPORT) {
+ /* Use aux roc framework (HS20) */
+ ret = iwl_mvm_send_aux_roc_cmd(mvm, channel,
+ vif, duration);
+ goto out_unlock;
+ }
+ IWL_ERR(mvm, "hotspot not supported\n");
+ ret = -EINVAL;
goto out_unlock;
case NL80211_IFTYPE_P2P_DEVICE:
/* handle below */
diff --git a/drivers/net/wireless/iwlwifi/mvm/mvm.h b/drivers/net/wireless/iwlwifi/mvm/mvm.h
index b153ced7015b..845429c88cf4 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/iwlwifi/mvm/mvm.h
@@ -548,6 +548,7 @@ struct iwl_mvm {
enum iwl_ucode_type cur_ucode;
bool ucode_loaded;
bool init_ucode_complete;
+ bool calibrating;
u32 error_event_table;
u32 log_event_table;
u32 umac_error_event_table;
diff --git a/drivers/net/wireless/iwlwifi/mvm/ops.c b/drivers/net/wireless/iwlwifi/mvm/ops.c
index 48cb25a93591..5b719ee8e789 100644
--- a/drivers/net/wireless/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/iwlwifi/mvm/ops.c
@@ -424,6 +424,7 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
}
mvm->sf_state = SF_UNINIT;
mvm->low_latency_agg_frame_limit = 6;
+ mvm->cur_ucode = IWL_UCODE_INIT;
mutex_init(&mvm->mutex);
mutex_init(&mvm->d0i3_suspend_mutex);
@@ -752,6 +753,7 @@ void iwl_mvm_set_hw_ctkill_state(struct iwl_mvm *mvm, bool state)
static bool iwl_mvm_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)
{
struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode);
+ bool calibrating = ACCESS_ONCE(mvm->calibrating);
if (state)
set_bit(IWL_MVM_STATUS_HW_RFKILL, &mvm->status);
@@ -760,7 +762,15 @@ static bool iwl_mvm_set_hw_rfkill_state(struct iwl_op_mode *op_mode, bool state)
wiphy_rfkill_set_hw_state(mvm->hw->wiphy, iwl_mvm_is_radio_killed(mvm));
- return state && mvm->cur_ucode != IWL_UCODE_INIT;
+ /* iwl_run_init_mvm_ucode is waiting for results, abort it */
+ if (calibrating)
+ iwl_abort_notification_waits(&mvm->notif_wait);
+
+ /*
+ * Stop the device if we run OPERATIONAL firmware or if we are in the
+ * middle of the calibrations.
+ */
+ return state && (mvm->cur_ucode != IWL_UCODE_INIT || calibrating);
}
static void iwl_mvm_free_skb(struct iwl_op_mode *op_mode, struct sk_buff *skb)
diff --git a/drivers/net/wireless/iwlwifi/mvm/scan.c b/drivers/net/wireless/iwlwifi/mvm/scan.c
index b280d5d87127..7554f7053830 100644
--- a/drivers/net/wireless/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/iwlwifi/mvm/scan.c
@@ -602,16 +602,6 @@ static int iwl_mvm_cancel_regular_scan(struct iwl_mvm *mvm)
SCAN_COMPLETE_NOTIFICATION };
int ret;
- if (mvm->scan_status == IWL_MVM_SCAN_NONE)
- return 0;
-
- if (iwl_mvm_is_radio_killed(mvm)) {
- ieee80211_scan_completed(mvm->hw, true);
- iwl_mvm_unref(mvm, IWL_MVM_REF_SCAN);
- mvm->scan_status = IWL_MVM_SCAN_NONE;
- return 0;
- }
-
iwl_init_notification_wait(&mvm->notif_wait, &wait_scan_abort,
scan_abort_notif,
ARRAY_SIZE(scan_abort_notif),
@@ -1400,6 +1390,16 @@ int iwl_mvm_unified_sched_scan_lmac(struct iwl_mvm *mvm,
int iwl_mvm_cancel_scan(struct iwl_mvm *mvm)
{
+ if (mvm->scan_status == IWL_MVM_SCAN_NONE)
+ return 0;
+
+ if (iwl_mvm_is_radio_killed(mvm)) {
+ ieee80211_scan_completed(mvm->hw, true);
+ iwl_mvm_unref(mvm, IWL_MVM_REF_SCAN);
+ mvm->scan_status = IWL_MVM_SCAN_NONE;
+ return 0;
+ }
+
if (mvm->fw->ucode_capa.api[0] & IWL_UCODE_TLV_API_LMAC_SCAN)
return iwl_mvm_scan_offload_stop(mvm, true);
return iwl_mvm_cancel_regular_scan(mvm);
diff --git a/drivers/net/wireless/iwlwifi/pcie/trans.c b/drivers/net/wireless/iwlwifi/pcie/trans.c
index 3781b029e54a..dd2f3f8baa9d 100644
--- a/drivers/net/wireless/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/iwlwifi/pcie/trans.c
@@ -915,7 +915,8 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans)
* restart. So don't process again if the device is
* already dead.
*/
- if (test_bit(STATUS_DEVICE_ENABLED, &trans->status)) {
+ if (test_and_clear_bit(STATUS_DEVICE_ENABLED, &trans->status)) {
+ IWL_DEBUG_INFO(trans, "DEVICE_ENABLED bit was set and is now cleared\n");
iwl_pcie_tx_stop(trans);
iwl_pcie_rx_stop(trans);
@@ -945,7 +946,6 @@ static void iwl_trans_pcie_stop_device(struct iwl_trans *trans)
/* clear all status bits */
clear_bit(STATUS_SYNC_HCMD_ACTIVE, &trans->status);
clear_bit(STATUS_INT_ENABLED, &trans->status);
- clear_bit(STATUS_DEVICE_ENABLED, &trans->status);
clear_bit(STATUS_TPOWER_PMI, &trans->status);
clear_bit(STATUS_RFKILL, &trans->status);
@@ -1894,8 +1894,7 @@ static u32 iwl_trans_pcie_dump_prph(struct iwl_trans *trans,
int reg;
__le32 *val;
- prph_len += sizeof(*data) + sizeof(*prph) +
- num_bytes_in_chunk;
+ prph_len += sizeof(**data) + sizeof(*prph) + num_bytes_in_chunk;
(*data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_PRPH);
(*data)->len = cpu_to_le32(sizeof(*prph) +