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Commit 3144c1d4 authored by Lin Bai's avatar Lin Bai
Browse files

cnss2: Add update_uevent API to notify CNSS event 



cnss_bus_update_uevent() API added, to notify CNSS platform
information to CLD driver.

Change-Id: I7c26c9df91e0c1e8fd02c6d6ab64b932bd11b4dd
Signed-off-by: default avatarLin Bai <lbai@codeaurora.org>
parent f3a27013

drivers/net/wireless/cnss2/bus.c

+18 −1
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. */

/* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved. */



#include "bus.h"

#include "debug.h"
@@ -435,6 +435,23 @@ int cnss_bus_update_status(struct cnss_plat_data *plat_priv, 
	}

}



int cnss_bus_update_uevent(struct cnss_plat_data *plat_priv,

			   enum cnss_driver_status status, void *data)

{

	if (!plat_priv)

		return -ENODEV;



	switch (plat_priv->bus_type) {

	case CNSS_BUS_PCI:

		return cnss_pci_call_driver_uevent(plat_priv->bus_priv,

						   status, data);

	default:

		cnss_pr_err("Unsupported bus type: %d\n",

			    plat_priv->bus_type);

		return -EINVAL;

	}

}



int cnss_bus_is_device_down(struct cnss_plat_data *plat_priv)

{

	if (!plat_priv)

drivers/net/wireless/cnss2/bus.h

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

/* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. */

/* Copyright (c) 2018-2021, The Linux Foundation. All rights reserved. */



#ifndef _CNSS_BUS_H

#define _CNSS_BUS_H
@@ -50,6 +50,8 @@ int cnss_bus_call_driver_modem_status(struct cnss_plat_data *plat_priv, 
				      int modem_current_status);

int cnss_bus_update_status(struct cnss_plat_data *plat_priv,

			   enum cnss_driver_status status);

int cnss_bus_update_uevent(struct cnss_plat_data *plat_priv,

			   enum cnss_driver_status status, void *data);

int cnss_bus_is_device_down(struct cnss_plat_data *plat_priv);

int cnss_bus_check_link_status(struct cnss_plat_data *plat_priv);

int cnss_bus_recover_link_down(struct cnss_plat_data *plat_priv);

drivers/net/wireless/cnss2/pci.c

+3 −3
Original line number Diff line number Diff line
@@ -4240,7 +4240,7 @@ static void cnss_pci_remove_dump_seg(struct cnss_pci_data *pci_priv, 
	cnss_minidump_remove_region(plat_priv, type, seg_no, va, pa, size);

}



int cnss_call_driver_uevent(struct cnss_pci_data *pci_priv,

int cnss_pci_call_driver_uevent(struct cnss_pci_data *pci_priv,

				enum cnss_driver_status status, void *data)

{

	struct cnss_uevent_data uevent_data;
@@ -4301,7 +4301,7 @@ static void cnss_pci_send_hang_event(struct cnss_pci_data *pci_priv) 
		}

	}



	cnss_call_driver_uevent(pci_priv, CNSS_HANG_EVENT, &hang_event);

	cnss_pci_call_driver_uevent(pci_priv, CNSS_HANG_EVENT, &hang_event);



	kfree(hang_event.hang_event_data);

	hang_event.hang_event_data = NULL;

drivers/net/wireless/cnss2/pci.h

+3 −3
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. */



#ifndef _CNSS_PCI_H

#define _CNSS_PCI_H
@@ -228,7 +228,7 @@ void cnss_pci_pm_runtime_put_noidle(struct cnss_pci_data *pci_priv, 
void cnss_pci_pm_runtime_mark_last_busy(struct cnss_pci_data *pci_priv);

int cnss_pci_update_status(struct cnss_pci_data *pci_priv,

			   enum cnss_driver_status status);

int cnss_call_driver_uevent(struct cnss_pci_data *pci_priv,

int cnss_pci_call_driver_uevent(struct cnss_pci_data *pci_priv,

				enum cnss_driver_status status, void *data);

int cnss_pcie_is_device_down(struct cnss_pci_data *pci_priv);

int cnss_pci_suspend_bus(struct cnss_pci_data *pci_priv);