Merge "cnss2: Add API to check if WLAN PCIe device is down" (f53ff104) · Commits · e / devices / android_kernel_sony_msm8998

drivers/net/wireless/cnss2/pci.c

+21 −0

Original line number	Diff line number	Diff line
		@@ -236,6 +236,27 @@ static int cnss_set_pci_link(struct cnss_pci_data *pci_priv, bool link_up)
		}
		#endif /* CONFIG_PCI_MSM */

		int cnss_pci_is_device_down(struct device *dev)
		{
		struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(dev);
		struct cnss_pci_data *pci_priv;

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

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

		return test_bit(CNSS_DEV_ERR_NOTIFY, &plat_priv->driver_state) \|
		pci_priv->pci_link_down_ind;
		}
		EXPORT_SYMBOL(cnss_pci_is_device_down);

		int cnss_pci_recovery_update_status(struct cnss_pci_data *pci_priv)
		{
		struct cnss_plat_data *plat_priv;

+1 −0

Original line number	Diff line number	Diff line
		@@ -167,6 +167,7 @@ static inline int cnss_wlan_pm_control(struct device *dev, bool vote)
		return 0;
		}
		#endif /* CONFIG_PCI_MSM */
		extern int cnss_pci_is_device_down(struct device *dev);
		extern void cnss_schedule_recovery(struct device *dev,
		enum cnss_recovery_reason reason);
		extern int cnss_self_recovery(struct device *dev,