linux-kernel - [PATCH net-next 2/4] net: mana: Report OS info to the PF driver

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Date:   Fri, 29 Oct 2021 17:54:06 -0700
From:   Dexuan Cui <decui@...rosoft.com>
To:     davem@...emloft.net, kuba@...nel.org, gustavoars@...nel.org,
        haiyangz@...rosoft.com, netdev@...r.kernel.org
Cc:     kys@...rosoft.com, stephen@...workplumber.org, wei.liu@...nel.org,
        linux-kernel@...r.kernel.org, linux-hyperv@...r.kernel.org,
        shacharr@...rosoft.com, paulros@...rosoft.com, olaf@...fle.de,
        vkuznets@...hat.com, Dexuan Cui <decui@...rosoft.com>
Subject: [PATCH net-next 2/4] net: mana: Report OS info to the PF driver

The PF driver might use the OS info for statistical purposes.

Signed-off-by: Dexuan Cui <decui@...rosoft.com>
---
 drivers/net/ethernet/microsoft/mana/gdma_main.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/net/ethernet/microsoft/mana/gdma_main.c b/drivers/net/ethernet/microsoft/mana/gdma_main.c
index cee75b561f59..8a9ee2885f8c 100644
--- a/drivers/net/ethernet/microsoft/mana/gdma_main.c
+++ b/drivers/net/ethernet/microsoft/mana/gdma_main.c
@@ -3,6 +3,8 @@
 
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <linux/utsname.h>
+#include <linux/version.h>
 
 #include "mana.h"
 
@@ -848,6 +850,15 @@ int mana_gd_verify_vf_version(struct pci_dev *pdev)
 	req.gd_drv_cap_flags3 = GDMA_DRV_CAP_FLAGS3;
 	req.gd_drv_cap_flags4 = GDMA_DRV_CAP_FLAGS4;
 
+	req.drv_ver = 0;	/* Unused*/
+	req.os_type = 0x10;	/* Linux */
+	req.os_ver_major = LINUX_VERSION_MAJOR;
+	req.os_ver_minor = LINUX_VERSION_PATCHLEVEL;
+	req.os_ver_build = LINUX_VERSION_SUBLEVEL;
+	strscpy(req.os_ver_str1, utsname()->sysname, sizeof(req.os_ver_str1));
+	strscpy(req.os_ver_str2, utsname()->release, sizeof(req.os_ver_str2));
+	strscpy(req.os_ver_str3, utsname()->version, sizeof(req.os_ver_str3));
+
 	err = mana_gd_send_request(gc, sizeof(req), &req, sizeof(resp), &resp);
 	if (err || resp.hdr.status) {
 		dev_err(gc->dev, "VfVerifyVersionOutput: %d, status=0x%x\n",
-- 
2.17.1