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path: root/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c
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Diffstat (limited to 'drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c')
-rw-r--r--drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c b/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c
index 6c1e139bb8f7..3120d49df565 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c
+++ b/drivers/net/wireless/quantenna/qtnfmac/pearl/pcie.c
@@ -751,8 +751,16 @@ tx_done:
static int qtnf_pcie_control_tx(struct qtnf_bus *bus, struct sk_buff *skb)
{
struct qtnf_pcie_bus_priv *priv = (void *)get_bus_priv(bus);
+ int ret;
+
+ ret = qtnf_shm_ipc_send(&priv->shm_ipc_ep_in, skb->data, skb->len);
- return qtnf_shm_ipc_send(&priv->shm_ipc_ep_in, skb->data, skb->len);
+ if (ret == -ETIMEDOUT) {
+ pr_err("EP firmware is dead\n");
+ bus->fw_state = QTNF_FW_STATE_EP_DEAD;
+ }
+
+ return ret;
}
static irqreturn_t qtnf_interrupt(int irq, void *data)
@@ -1238,7 +1246,7 @@ static void qtnf_fw_work_handler(struct work_struct *work)
goto fw_load_exit;
fw_load_fail:
- bus->fw_state = QTNF_FW_STATE_DEAD;
+ bus->fw_state = QTNF_FW_STATE_DETACHED;
fw_load_exit:
complete(&bus->firmware_init_complete);
@@ -1408,7 +1416,8 @@ static void qtnf_pcie_remove(struct pci_dev *pdev)
wait_for_completion(&bus->firmware_init_complete);
- if (bus->fw_state == QTNF_FW_STATE_ACTIVE)
+ if (bus->fw_state == QTNF_FW_STATE_ACTIVE ||
+ bus->fw_state == QTNF_FW_STATE_EP_DEAD)
qtnf_core_detach(bus);
priv = get_bus_priv(bus);