Merge "cnss2: WAR to trigger self-recovery for link recover callback" (80ec7c12) · Commits · e / devices / android_kernel_fairphone_FP5

drivers/net/wireless/cnss2/pci.c

+22 −2

Original line number	Diff line number	Diff line
		@@ -3024,6 +3024,8 @@ static void cnss_pci_event_cb(struct msm_pcie_notify *notify)
		struct pci_dev *pci_dev;
		struct cnss_pci_data *pci_priv;
		struct device *dev;
		struct cnss_plat_data *plat_priv = NULL;
		int ret = 0;

		if (!notify)
		return;
		@@ -3038,6 +3040,23 @@ static void cnss_pci_event_cb(struct msm_pcie_notify *notify)
		dev = &pci_priv->pci_dev->dev;

		switch (notify->event) {
		case MSM_PCIE_EVENT_LINK_RECOVER:
		cnss_pr_dbg("PCI link recover callback\n");

		plat_priv = pci_priv->plat_priv;
		if (!plat_priv) {
		cnss_pr_err("plat_priv is NULL\n");
		return;
		}

		plat_priv->ctrl_params.quirks \|= BIT(LINK_DOWN_SELF_RECOVERY);

		ret = msm_pcie_pm_control(MSM_PCIE_HANDLE_LINKDOWN,
		pci_dev->bus->number, pci_dev, NULL,
		PM_OPTIONS_DEFAULT);
		if (ret)
		cnss_pci_handle_linkdown(pci_priv);
		break;
		case MSM_PCIE_EVENT_LINKDOWN:
		cnss_pr_dbg("PCI link down event callback\n");
		cnss_pci_handle_linkdown(pci_priv);
		@@ -3081,7 +3100,8 @@ static int cnss_reg_pci_event(struct cnss_pci_data *pci_priv)
		struct msm_pcie_register_event *pci_event;

		pci_event = &pci_priv->msm_pci_event;
		pci_event->events = MSM_PCIE_EVENT_LINKDOWN \|
		pci_event->events = MSM_PCIE_EVENT_LINK_RECOVER \|
		MSM_PCIE_EVENT_LINKDOWN \|
		MSM_PCIE_EVENT_WAKEUP;

		if (cnss_pci_is_drv_supported(pci_priv))