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Commit 9399e4a1 authored by Mohammed Siddiq's avatar Mohammed Siddiq
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cnss2: Add code to do PCIe L2 suspend/resume during link recovery 



Add code to do PCIe L2 suspend/resume during link down recovery.

Change-Id: I495d63b6cd7d826e7fbff627b3fe74af51c56099
Signed-off-by: default avatarMohammed Siddiq <msiddiq@codeaurora.org>
parent 1ea05851

drivers/net/wireless/cnss2/pci.c

+3 −1
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

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

/* Copyright (c) 2016-2021, The Linux Foundation. All rights reserved. */



#include <linux/cma.h>

#include <linux/firmware.h>
@@ -891,6 +891,8 @@ int cnss_pci_recover_link_down(struct cnss_pci_data *pci_priv) 
	 */

	msleep(WAKE_EVENT_TIMEOUT);



	/* Always do PCIe L2 suspend/resume during link down recovery */

	pci_priv->drv_connected_last = 0;

	ret = cnss_suspend_pci_link(pci_priv);

	if (ret)

		cnss_pr_err("Failed to suspend PCI link, err = %d\n", ret);