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Merge "cnss2: WAR to trigger self-recovery for link recover callback"

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qctecmdr 2021-08-12 02:58:26 -07:00 • committed by Gerrit - the friendly Code Review server
commit 80ec7c125d
1 changed files with 22 additions and 2 deletions
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24
drivers/net/wireless/cnss2/pci.c
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@ -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);
@ -3081,8 +3100,9 @@ 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 |
MSM_PCIE_EVENT_WAKEUP;
pci_event->events = MSM_PCIE_EVENT_LINK_RECOVER |
MSM_PCIE_EVENT_LINKDOWN |
MSM_PCIE_EVENT_WAKEUP;
if (cnss_pci_is_drv_supported(pci_priv))
pci_event->events = pci_event->events |