cnss2: Expose PCIe window register lock related APIs
The register window needs to be configed properly before accessing
any larger than 4K range PCIe registers. Expose the lock to WLAN
driver to avoid race condition when both drivers try to config it.
Change-Id: I94ccd963d4fd0a9715330d2e5733346ccd993ae1
Signed-off-by: Yue Ma <yuem@codeaurora.org>
diff --git a/include/net/cnss2.h b/include/net/cnss2.h
index d60dcdf..601f021 100644
--- a/include/net/cnss2.h
+++ b/include/net/cnss2.h
@@ -213,6 +213,9 @@
extern void cnss_remove_pm_qos(struct device *dev);
extern void cnss_lock_pm_sem(struct device *dev);
extern void cnss_release_pm_sem(struct device *dev);
+extern void cnss_pci_lock_reg_window(struct device *dev, unsigned long *flags);
+extern void cnss_pci_unlock_reg_window(struct device *dev,
+ unsigned long *flags);
extern int cnss_wlan_pm_control(struct device *dev, bool vote);
extern int cnss_auto_suspend(struct device *dev);
extern int cnss_auto_resume(struct device *dev);