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path: root/drivers/net/wireless/ath/wil6210/pcie_bus.c
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Diffstat (limited to 'drivers/net/wireless/ath/wil6210/pcie_bus.c')
-rw-r--r--drivers/net/wireless/ath/wil6210/pcie_bus.c57
1 files changed, 44 insertions, 13 deletions
diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c
index 809092a49192..19cbc6add637 100644
--- a/drivers/net/wireless/ath/wil6210/pcie_bus.c
+++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c
@@ -137,6 +137,20 @@ void wil_enable_irq(struct wil6210_priv *wil)
enable_irq(wil->pdev->irq);
}
+static void wil_remove_all_additional_vifs(struct wil6210_priv *wil)
+{
+ struct wil6210_vif *vif;
+ int i;
+
+ for (i = 1; i < wil->max_vifs; i++) {
+ vif = wil->vifs[i];
+ if (vif) {
+ wil_vif_prepare_stop(vif);
+ wil_vif_remove(wil, vif->mid);
+ }
+ }
+}
+
/* Bus ops */
static int wil_if_pcie_enable(struct wil6210_priv *wil)
{
@@ -148,10 +162,8 @@ static int wil_if_pcie_enable(struct wil6210_priv *wil)
*/
int msi_only = pdev->msi_enabled;
bool _use_msi = use_msi;
- bool wmi_only = test_bit(WMI_FW_CAPABILITY_WMI_ONLY,
- wil->fw_capabilities);
- wil_dbg_misc(wil, "if_pcie_enable, wmi_only %d\n", wmi_only);
+ wil_dbg_misc(wil, "if_pcie_enable\n");
pci_set_master(pdev);
@@ -172,11 +184,9 @@ static int wil_if_pcie_enable(struct wil6210_priv *wil)
if (rc)
goto stop_master;
- /* need reset here to obtain MAC or in case of WMI-only FW, full reset
- * and fw loading takes place
- */
+ /* need reset here to obtain MAC */
mutex_lock(&wil->mutex);
- rc = wil_reset(wil, wmi_only);
+ rc = wil_reset(wil, false);
mutex_unlock(&wil->mutex);
if (rc)
goto release_irq;
@@ -356,6 +366,18 @@ static int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
goto bus_disable;
}
+ /* in case of WMI-only FW, perform full reset and FW loading */
+ if (test_bit(WMI_FW_CAPABILITY_WMI_ONLY, wil->fw_capabilities)) {
+ wil_dbg_misc(wil, "Loading WMI only FW\n");
+ mutex_lock(&wil->mutex);
+ rc = wil_reset(wil, true);
+ mutex_unlock(&wil->mutex);
+ if (rc) {
+ wil_err(wil, "failed to load WMI only FW\n");
+ goto if_remove;
+ }
+ }
+
if (IS_ENABLED(CONFIG_PM))
wil->pm_notify.notifier_call = wil6210_pm_notify;
@@ -372,6 +394,8 @@ static int wil_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id)
return 0;
+if_remove:
+ wil_if_remove(wil);
bus_disable:
wil_if_pcie_disable(wil);
err_iounmap:
@@ -402,6 +426,7 @@ static void wil_pcie_remove(struct pci_dev *pdev)
wil6210_debugfs_remove(wil);
rtnl_lock();
wil_p2p_wdev_free(wil);
+ wil_remove_all_additional_vifs(wil);
rtnl_unlock();
wil_if_remove(wil);
wil_if_pcie_disable(wil);
@@ -425,12 +450,15 @@ static int wil6210_suspend(struct device *dev, bool is_runtime)
int rc = 0;
struct pci_dev *pdev = to_pci_dev(dev);
struct wil6210_priv *wil = pci_get_drvdata(pdev);
- struct net_device *ndev = wil_to_ndev(wil);
- bool keep_radio_on = ndev->flags & IFF_UP &&
- wil->keep_radio_on_during_sleep;
+ bool keep_radio_on, active_ifaces;
wil_dbg_pm(wil, "suspend: %s\n", is_runtime ? "runtime" : "system");
+ mutex_lock(&wil->vif_mutex);
+ active_ifaces = wil_has_active_ifaces(wil, true, false);
+ mutex_unlock(&wil->vif_mutex);
+ keep_radio_on = active_ifaces && wil->keep_radio_on_during_sleep;
+
rc = wil_can_suspend(wil, is_runtime);
if (rc)
goto out;
@@ -457,12 +485,15 @@ static int wil6210_resume(struct device *dev, bool is_runtime)
int rc = 0;
struct pci_dev *pdev = to_pci_dev(dev);
struct wil6210_priv *wil = pci_get_drvdata(pdev);
- struct net_device *ndev = wil_to_ndev(wil);
- bool keep_radio_on = ndev->flags & IFF_UP &&
- wil->keep_radio_on_during_sleep;
+ bool keep_radio_on, active_ifaces;
wil_dbg_pm(wil, "resume: %s\n", is_runtime ? "runtime" : "system");
+ mutex_lock(&wil->vif_mutex);
+ active_ifaces = wil_has_active_ifaces(wil, true, false);
+ mutex_unlock(&wil->vif_mutex);
+ keep_radio_on = active_ifaces && wil->keep_radio_on_during_sleep;
+
/* In case radio stays on, platform device will control
* PCIe master
*/