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ethernet: Add dummy driver for r8126

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r8126 driver build is disabled on K6.9 and later. This is
causing the packaging failure where module is not available.

Add dummy driver when real driver is not available to make
packaging success.

Bug 4478230

Change-Id: I1b83fe1c3f30a9f825631650ca2520d720ef07c6
Signed-off-by: Revanth Kumar Uppala <ruppala@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3144344
(cherry picked from commit 4c39ed9cb5)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3158779
Reviewed-by: Bibek Basu <bbasu@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Revanth Kumar Uppala
2024-05-24 10:04:34 +00:00
committed by mobile promotions
parent 98c8d2f1ab
commit 36b50b7f27
3 changed files with 26 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/ethernet/realtek/Makefile
View File

@@ -2,4 +2,5 @@
# Copyright (c) 2024, NVIDIA CORPORATION. All rights reserved.
obj-m += r8168/
obj-m += r8126/

10
drivers/net/ethernet/realtek/r8126/Makefile
View File

@@ -29,6 +29,14 @@
# This product is covered by one or more of the following patents:
# US6,570,884, US6,115,776, and US6,327,625.
################################################################################
LINUX_VERSION := $(shell expr $(VERSION) \* 256 + $(PATCHLEVEL))
LINUX_VERSION_6_9 := $(shell expr 6 \* 256 + 9)
# Use dummy R8126 driver for K69 and later
ifeq ($(shell test $(LINUX_VERSION) -ge $(LINUX_VERSION_6_9); echo $$?),0)
obj-m := r8126.o
r8126-objs := r8126_dummy.o
else
CONFIG_SOC_LAN = n
ENABLE_REALWOW_SUPPORT = n
@@ -131,3 +139,5 @@ endif
ifeq ($(ENABLE_RX_PACKET_FRAGMENT), y)
EXTRA_CFLAGS += -DENABLE_RX_PACKET_FRAGMENT
endif
endif

15
drivers/net/ethernet/realtek/r8126/r8126_dummy.c Normal file
View File

@@ -0,0 +1,15 @@
// SPDX-License-Identifier: GPL-2.0-only
// SPDX-FileCopyrightText: Copyright (c) 2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
#include <linux/module.h>
/* Dummy implementation for module */
static int __init r8126_dummy_dummy_init(void)
{
return 0;
}
device_initcall(r8126_dummy_dummy_init);
MODULE_AUTHOR("Laxman Dewangan <ldewangan@nvidia.com>");
MODULE_DESCRIPTION("Dummy R8126 dummy driver");
MODULE_LICENSE("GPL");