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-rw-r--r--drivers/net/wireless/ath/ath10k/core.c11
-rw-r--r--drivers/net/wireless/ath/ath10k/core.h5
-rw-r--r--drivers/net/wireless/ath/ath10k/wmi-tlv.c2
-rw-r--r--drivers/net/wireless/ath/ath10k/wmi.c34
4 files changed, 44 insertions, 8 deletions
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c
index 29d2541d87dd..25510679fd2e 100644
--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -1649,6 +1649,10 @@ struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
if (!ar->workqueue)
goto err_free_mac;
+ ar->workqueue_aux = create_singlethread_workqueue("ath10k_aux_wq");
+ if (!ar->workqueue_aux)
+ goto err_free_wq;
+
mutex_init(&ar->conf_mutex);
spin_lock_init(&ar->data_lock);
@@ -1669,10 +1673,12 @@ struct ath10k *ath10k_core_create(size_t priv_size, struct device *dev,
ret = ath10k_debug_create(ar);
if (ret)
- goto err_free_wq;
+ goto err_free_aux_wq;
return ar;
+err_free_aux_wq:
+ destroy_workqueue(ar->workqueue_aux);
err_free_wq:
destroy_workqueue(ar->workqueue);
@@ -1688,6 +1694,9 @@ void ath10k_core_destroy(struct ath10k *ar)
flush_workqueue(ar->workqueue);
destroy_workqueue(ar->workqueue);
+ flush_workqueue(ar->workqueue_aux);
+ destroy_workqueue(ar->workqueue_aux);
+
ath10k_debug_destroy(ar);
ath10k_mac_destroy(ar);
}
diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
index 35f40388b622..6a387bac27b0 100644
--- a/drivers/net/wireless/ath/ath10k/core.h
+++ b/drivers/net/wireless/ath/ath10k/core.h
@@ -694,6 +694,8 @@ struct ath10k {
struct completion vdev_setup_done;
struct workqueue_struct *workqueue;
+ /* Auxiliary workqueue */
+ struct workqueue_struct *workqueue_aux;
/* prevents concurrent FW reconfiguration */
struct mutex conf_mutex;
@@ -716,6 +718,9 @@ struct ath10k {
int num_active_peers;
int num_tids;
+ struct work_struct svc_rdy_work;
+ struct sk_buff *svc_rdy_skb;
+
struct work_struct offchan_tx_work;
struct sk_buff_head offchan_tx_queue;
struct completion offchan_tx_completed;
diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
index 34fbc8fddb72..567b79720b69 100644
--- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c
+++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c
@@ -519,7 +519,7 @@ static void ath10k_wmi_tlv_op_rx(struct ath10k *ar, struct sk_buff *skb)
break;
case WMI_TLV_SERVICE_READY_EVENTID:
ath10k_wmi_event_service_ready(ar, skb);
- break;
+ return;
case WMI_TLV_READY_EVENTID:
ath10k_wmi_event_ready(ar, skb);
break;
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 3d46813b9beb..e6d6b420ecea 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -3789,7 +3789,7 @@ static int ath10k_wmi_alloc_host_mem(struct ath10k *ar, u32 req_id,
ar->wmi.mem_chunks[idx].vaddr = dma_alloc_coherent(ar->dev,
pool_size,
&paddr,
- GFP_ATOMIC);
+ GFP_KERNEL);
if (!ar->wmi.mem_chunks[idx].vaddr) {
ath10k_warn(ar, "failed to allocate memory chunk\n");
return -ENOMEM;
@@ -3878,12 +3878,19 @@ ath10k_wmi_10x_op_pull_svc_rdy_ev(struct ath10k *ar, struct sk_buff *skb,
return 0;
}
-void ath10k_wmi_event_service_ready(struct ath10k *ar, struct sk_buff *skb)
+static void ath10k_wmi_event_service_ready_work(struct work_struct *work)
{
+ struct ath10k *ar = container_of(work, struct ath10k, svc_rdy_work);
+ struct sk_buff *skb = ar->svc_rdy_skb;
struct wmi_svc_rdy_ev_arg arg = {};
u32 num_units, req_id, unit_size, num_mem_reqs, num_unit_info, i;
int ret;
+ if (!skb) {
+ ath10k_warn(ar, "invalid service ready event skb\n");
+ return;
+ }
+
ret = ath10k_wmi_pull_svc_rdy(ar, skb, &arg);
if (ret) {
ath10k_warn(ar, "failed to parse service ready: %d\n", ret);
@@ -4003,9 +4010,17 @@ void ath10k_wmi_event_service_ready(struct ath10k *ar, struct sk_buff *skb)
__le32_to_cpu(arg.eeprom_rd),
__le32_to_cpu(arg.num_mem_reqs));
+ dev_kfree_skb(skb);
+ ar->svc_rdy_skb = NULL;
complete(&ar->wmi.service_ready);
}
+void ath10k_wmi_event_service_ready(struct ath10k *ar, struct sk_buff *skb)
+{
+ ar->svc_rdy_skb = skb;
+ queue_work(ar->workqueue_aux, &ar->svc_rdy_work);
+}
+
static int ath10k_wmi_op_pull_rdy_ev(struct ath10k *ar, struct sk_buff *skb,
struct wmi_rdy_ev_arg *arg)
{
@@ -4177,7 +4192,7 @@ static void ath10k_wmi_op_rx(struct ath10k *ar, struct sk_buff *skb)
break;
case WMI_SERVICE_READY_EVENTID:
ath10k_wmi_event_service_ready(ar, skb);
- break;
+ return;
case WMI_READY_EVENTID:
ath10k_wmi_event_ready(ar, skb);
break;
@@ -4298,7 +4313,7 @@ static void ath10k_wmi_10_1_op_rx(struct ath10k *ar, struct sk_buff *skb)
break;
case WMI_10X_SERVICE_READY_EVENTID:
ath10k_wmi_event_service_ready(ar, skb);
- break;
+ return;
case WMI_10X_READY_EVENTID:
ath10k_wmi_event_ready(ar, skb);
break;
@@ -4409,7 +4424,7 @@ static void ath10k_wmi_10_2_op_rx(struct ath10k *ar, struct sk_buff *skb)
break;
case WMI_10_2_SERVICE_READY_EVENTID:
ath10k_wmi_event_service_ready(ar, skb);
- break;
+ return;
case WMI_10_2_READY_EVENTID:
ath10k_wmi_event_ready(ar, skb);
break;
@@ -4461,7 +4476,7 @@ static void ath10k_wmi_10_4_op_rx(struct ath10k *ar, struct sk_buff *skb)
break;
case WMI_10_4_SERVICE_READY_EVENTID:
ath10k_wmi_event_service_ready(ar, skb);
- break;
+ return;
case WMI_10_4_SCAN_EVENTID:
ath10k_wmi_event_scan(ar, skb);
break;
@@ -6512,6 +6527,8 @@ int ath10k_wmi_attach(struct ath10k *ar)
init_completion(&ar->wmi.service_ready);
init_completion(&ar->wmi.unified_ready);
+ INIT_WORK(&ar->svc_rdy_work, ath10k_wmi_event_service_ready_work);
+
return 0;
}
@@ -6519,6 +6536,11 @@ void ath10k_wmi_detach(struct ath10k *ar)
{
int i;
+ cancel_work_sync(&ar->svc_rdy_work);
+
+ if (ar->svc_rdy_skb)
+ dev_kfree_skb(ar->svc_rdy_skb);
+
/* free the host memory chunks requested by firmware */
for (i = 0; i < ar->wmi.num_mem_chunks; i++) {
dma_free_coherent(ar->dev,
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