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Commit 9018c157 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "cnss2: Expose APIs to prevent and allow PCIe L1 state"

parents 8fc950c7 3a4e9b89

drivers/net/wireless/cnss2/pci.c

+17 −1
Original line number Diff line number Diff line 
/* Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.

/* Copyright (c) 2016-2020, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -431,6 +431,22 @@ int cnss_resume_pci_link(struct cnss_pci_data *pci_priv) 
	return ret;

}



int cnss_pci_prevent_l1(struct device *dev)

{

	struct pci_dev *pci_dev = to_pci_dev(dev);



	return msm_pcie_prevent_l1(pci_dev);

}

EXPORT_SYMBOL(cnss_pci_prevent_l1);



void cnss_pci_allow_l1(struct device *dev)

{

	struct pci_dev *pci_dev = to_pci_dev(dev);



	msm_pcie_allow_l1(pci_dev);

}

EXPORT_SYMBOL(cnss_pci_allow_l1);



int cnss_pci_link_down(struct device *dev)

{

	unsigned long flags;

include/net/cnss2.h

+3 −1
Original line number Diff line number Diff line 
/* Copyright (c) 2016-2019, The Linux Foundation. All rights reserved.

/* Copyright (c) 2016-2020, The Linux Foundation. All rights reserved.

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License version 2 and
@@ -184,6 +184,8 @@ enum cnss_recovery_reason { 
extern int cnss_wlan_register_driver(struct cnss_wlan_driver *driver);

extern void cnss_wlan_unregister_driver(struct cnss_wlan_driver *driver);

extern void cnss_device_crashed(struct device *dev);

extern int cnss_pci_prevent_l1(struct device *dev);

extern void cnss_pci_allow_l1(struct device *dev);

extern int cnss_pci_link_down(struct device *dev);

extern int cnss_pci_is_device_down(struct device *dev);

extern void cnss_schedule_recovery(struct device *dev,