[Buildroot] [PATCH v2 2/2] iqvlinux: add patch to support Linux kernel 4.12 and later

[Carlos Santos]

Tested on machines with four NIC models:

- Intel(R) Ethernet Connection X553 10 GbE SFP+
- Intel(R) Ethernet Connection X553 1 GbE
- Intel(R) Ethernet Connection I354
- Intel(R) I210 Gigabit Network Connection

Signed-off-by: Carlos Santos <casantos at datacom.ind.br>
---
Changes v1->v2
  - Move comment about the patch, in package/iqvlinux/Config.in, to the
    this commit.
---
 .../0001-Support-Linux-kernel-4.12-and-later.patch | 66 ++++++++++++++++++++++
 package/iqvlinux/Config.in                         |  7 ++-
 2 files changed, 71 insertions(+), 2 deletions(-)
 create mode 100644 package/iqvlinux/0001-Support-Linux-kernel-4.12-and-later.patch

diff --git a/package/iqvlinux/0001-Support-Linux-kernel-4.12-and-later.patch b/package/iqvlinux/0001-Support-Linux-kernel-4.12-and-later.patch
new file mode 100644
index 0000000000..22ee03cdc9
--- /dev/null
+++ b/package/iqvlinux/0001-Support-Linux-kernel-4.12-and-later.patch
@@ -0,0 +1,66 @@
+From 517d70780b903caa41ee93adbbb9bb985da23a29 Mon Sep 17 00:00:00 2001
+From: Carlos Santos <casantos at datacom.ind.br>
+Date: Tue, 12 Dec 2017 13:40:44 -0200
+Subject: [PATCH] Support Linux kernel 4.12 and later
+
+Signed-off-by: Carlos Santos <casantos at datacom.ind.br>
+---
+ src/linux/driver/linuxdrivermemory_i.c | 5 +++++
+ src/linux/driver/linuxdriveros_i.c     | 5 +++++
+ src/linux/driver/linuxnaldriver.c      | 5 +++++
+ 3 files changed, 15 insertions(+)
+
+diff --git a/src/linux/driver/linuxdrivermemory_i.c b/src/linux/driver/linuxdrivermemory_i.c
+index bdf1d42..53366d7 100644
+--- a/src/linux/driver/linuxdrivermemory_i.c
++++ b/src/linux/driver/linuxdrivermemory_i.c
+@@ -49,7 +49,12 @@
+ #include <linux/errno.h>
+ #include <linux/fs.h>
+ #include <linux/mm.h>
++#include <linux/version.h>
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0)
++#include <linux/uaccess.h>
++#else
+ #include <asm/uaccess.h>
++#endif
+ #include <linux/pci.h>
+ #include <linux/delay.h>
+ 
+diff --git a/src/linux/driver/linuxdriveros_i.c b/src/linux/driver/linuxdriveros_i.c
+index 653bec9..43df25e 100644
+--- a/src/linux/driver/linuxdriveros_i.c
++++ b/src/linux/driver/linuxdriveros_i.c
+@@ -49,7 +49,12 @@
+ #include <linux/errno.h>
+ #include <linux/fs.h>
+ #include <linux/mm.h>
++#include <linux/version.h>
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0)
++#include <linux/uaccess.h>
++#else
+ #include <asm/uaccess.h>
++#endif
+ #include <linux/pci.h>
+ #include <linux/delay.h>
+ 
+diff --git a/src/linux/driver/linuxnaldriver.c b/src/linux/driver/linuxnaldriver.c
+index 93c2f80..c1ddbcf 100644
+--- a/src/linux/driver/linuxnaldriver.c
++++ b/src/linux/driver/linuxnaldriver.c
+@@ -39,7 +39,12 @@
+ #include <linux/fs.h>
+ #include <linux/mm.h>
+ #include <linux/version.h>
++#include <linux/version.h>
++#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 12, 0)
++#include <linux/uaccess.h>
++#else
+ #include <asm/uaccess.h>
++#endif
+ #include "naltypes.h"
+ #include "nalioctl.h"
+ #include "linuxnaldriver.h"
+-- 
+2.14.3
+
diff --git a/package/iqvlinux/Config.in b/package/iqvlinux/Config.in
index 09502d141e..73804ac02a 100644
--- a/package/iqvlinux/Config.in
+++ b/package/iqvlinux/Config.in
@@ -2,8 +2,11 @@ config BR2_PACKAGE_IQVLINUX
 	bool "iqvlinux"
 	depends on BR2_LINUX_KERNEL
 	help
-	  Intel Ethernet Adapter Debug Driver for Linux (iqvlinux),
-	  which supports kernel versions 2.6.x up through 4.0.x.
+	  Intel Ethernet Adapter Debug Driver for Linux (iqvlinux).
+
+	  Officially supports kernel versions 2.6.x up through 4.0.x but
+	  the Buildroot package contains a patch to allow it to be built
+	  on newer kernel versions.
 
 	  This debug driver supports all Intel's networking Tools based
 	  on the SDK version 2.19.36.0 or higher which support Intel
-- 
2.14.3