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Commit 776f497b authored by Lakshit Tyagi's avatar Lakshit Tyagi Committed by Gerrit - the friendly Code Review server
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net: aquantia: Adding IPA glue layer 



Add IPA offload feature for Aquantia.

Change-Id: Ibf8ae4fb708f97881fdd9e5e796fe7812241c8cc
Signed-off-by: default avatarLakshit Tyagi <ltyagi@codeaurora.org>
parent 5d3347b4

drivers/net/ethernet/aquantia/atlantic-fwd/Kconfig

+9 −0
Original line number Diff line number Diff line
@@ -50,3 +50,12 @@ config ATLFWD_FWD_NETLINK 
          Expose forwarding engine APIs over the netlink socket.



endif



config AQFWD_QCOM_IPA

	bool "QTI IPA offload support"

	depends on IPA_ETH

	depends on AQFWD

	select ATLFWD_FWD

	help

	  Enable support for Qualcomm Technologies, Inc. IPA (Internet Protocol Accelerator).

	  If unsure, say N.

drivers/net/ethernet/aquantia/atlantic-fwd/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -27,4 +27,6 @@ atlantic-fwd-$(CONFIG_ATLFWD_FWD_NETLINK) += atl_fwdnl.o \ 
					      atl_fwdnl_params.o

atlantic-fwd-$(CONFIG_MACSEC) += atl_macsec.o macsec/macsec_api.o



atlantic-fwd-$(CONFIG_AQFWD_QCOM_IPA) += atl_ipa.o



ccflags-y += -I$(src)

drivers/net/ethernet/aquantia/atlantic-fwd/atl_ipa.c

0 → 100644
+1158 −0

File added.

Preview size limit exceeded, changes collapsed.

drivers/net/ethernet/aquantia/atlantic-fwd/atl_ipa.h

0 → 100644
+28 −0
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0-only */

/*

 * Copyright (c) 2019-2021, The Linux Foundation. All rights reserved.

 */



#ifndef _ATL_IPA_H_

#define _ATL_IPA_H_



#include <linux/pci.h>



#if IS_ENABLED(CONFIG_AQFWD_QCOM_IPA)



int atl_ipa_register(struct pci_driver *drv);

void atl_ipa_unregister(struct pci_driver *drv);



#else



static inline int atl_ipa_register(struct pci_driver *drv)

{

	return 0;

}



static inline void atl_ipa_unregister(struct pci_driver *drv)

{ }



#endif /* CONFIG_AQFWD_QCOM_IPA */



#endif /* _ATL_IPA_H_ */

drivers/net/ethernet/aquantia/atlantic-fwd/atl_main.c

+13 −0
Original line number Diff line number Diff line
@@ -18,6 +18,8 @@ 
#include "atl_macsec.h"

#include "atl_ptp.h"



#include "atl_ipa.h"



const char atl_driver_name[] = "atlantic-fwd";



unsigned int atl_max_queues = ATL_MAX_QUEUES;
@@ -1030,6 +1032,13 @@ static int __init atl_module_init(void) 
		return -ENOMEM;

	}



	ret = atl_ipa_register(&atl_pci_ops);

	if (ret) {

		pr_err("%s: Failed to register driver with platform\n",

		       atl_driver_name);

		goto err_ipa_reg;

	}



	ret = pci_register_driver(&atl_pci_ops);

	if (ret)

		goto err_pci_reg;
@@ -1047,6 +1056,8 @@ static int __init atl_module_init(void) 
#endif

	pci_unregister_driver(&atl_pci_ops);

err_pci_reg:

	atl_ipa_unregister(&atl_pci_ops);

err_ipa_reg:

	destroy_workqueue(atl_wq);

	return ret;

}
@@ -1060,6 +1071,8 @@ static void __exit atl_module_exit(void) 


	pci_unregister_driver(&atl_pci_ops);



	atl_ipa_unregister(&atl_pci_ops);



	if (atl_wq) {

		destroy_workqueue(atl_wq);

		atl_wq = NULL;

drivers/net/ethernet/aquantia/Kconfig

+1 −1

File changed.

Contains only whitespace changes.