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Commit e2981a48 authored by Yue Ma's avatar Yue Ma
Browse files

cnss2: Expose PCIe PM control vote API to WLAN host driver 



This ensures CNSS2 platform driver is compatible with latest WLAN
host driver.

Change-Id: I224dd71c5c2ec58bf29f7e634a0f39cfd7f86fcf
Signed-off-by: default avatarYue Ma <yuem@codeaurora.org>
parent ef6c4f46

drivers/net/wireless/cnss2/pci.c

+22 −0
Original line number Diff line number Diff line
@@ -456,6 +456,28 @@ static int cnss_pci_runtime_idle(struct device *dev) 
	return -EBUSY;

}



int cnss_wlan_pm_control(bool vote)

{

	struct cnss_plat_data *plat_priv = cnss_bus_dev_to_plat_priv(NULL);

	struct cnss_pci_data *pci_priv;

	struct pci_dev *pci_dev;



	if (!plat_priv)

		return -ENODEV;



	pci_priv = plat_priv->bus_priv;

	if (!pci_priv)

		return -ENODEV;



	pci_dev = pci_priv->pci_dev;



	return msm_pcie_pm_control(vote ? MSM_PCIE_DISABLE_PC :

				   MSM_PCIE_ENABLE_PC,

				   pci_dev->bus->number, pci_dev,

				   NULL, PM_OPTIONS_DEFAULT);

}

EXPORT_SYMBOL(cnss_wlan_pm_control);



int cnss_auto_suspend(void)

{

	int ret = 0;

include/net/cnss2.h

+1 −0
Original line number Diff line number Diff line
@@ -92,6 +92,7 @@ extern void cnss_request_pm_qos(u32 qos_val); 
extern void cnss_remove_pm_qos(void);

extern void cnss_lock_pm_sem(void);

extern void cnss_release_pm_sem(void);

extern int cnss_wlan_pm_control(bool vote);

extern int cnss_auto_suspend(void);

extern int cnss_auto_resume(void);