[PATCH v1 10/24] can: tree-wide: implement ethtool_ops::get_drvinfo()

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For all CAN drivers, implement the get_drvinfo() function.

After this patch, it is now possible to retrieve basic information by
doing:

| $ ethtool -i canX

Signed-off-by: Vincent Mailhol <mailhol.vincent@xxxxxxxxxx>
---
 drivers/net/can/at91_can.c                       | 12 ++++++++++++
 drivers/net/can/c_can/c_can_main.c               | 12 ++++++++++++
 drivers/net/can/can327.c                         | 11 +++++++++++
 drivers/net/can/cc770/cc770.c                    | 12 ++++++++++++
 drivers/net/can/ctucanfd/ctucanfd_base.c         | 12 ++++++++++++
 drivers/net/can/flexcan/flexcan-core.c           | 12 ++++++++++++
 drivers/net/can/grcan.c                          | 12 ++++++++++++
 drivers/net/can/ifi_canfd/ifi_canfd.c            | 12 ++++++++++++
 drivers/net/can/janz-ican3.c                     | 12 ++++++++++++
 drivers/net/can/kvaser_pciefd.c                  | 12 ++++++++++++
 drivers/net/can/m_can/m_can.c                    | 12 ++++++++++++
 drivers/net/can/mscan/mscan.c                    |  1 +
 drivers/net/can/pch_can.c                        | 12 ++++++++++++
 drivers/net/can/peak_canfd/peak_canfd.c          | 12 ++++++++++++
 drivers/net/can/rcar/rcar_can.c                  | 12 ++++++++++++
 drivers/net/can/rcar/rcar_canfd.c                | 12 ++++++++++++
 drivers/net/can/sja1000/sja1000.c                | 12 ++++++++++++
 drivers/net/can/slcan/slcan-core.c               | 12 ++++++++++++
 drivers/net/can/softing/softing_main.c           | 12 ++++++++++++
 drivers/net/can/spi/hi311x.c                     | 12 ++++++++++++
 drivers/net/can/spi/mcp251x.c                    | 12 ++++++++++++
 drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c   | 12 ++++++++++++
 drivers/net/can/sun4i_can.c                      | 12 ++++++++++++
 drivers/net/can/ti_hecc.c                        | 12 ++++++++++++
 drivers/net/can/usb/ems_usb.c                    | 12 ++++++++++++
 drivers/net/can/usb/esd_usb.c                    | 12 ++++++++++++
 drivers/net/can/usb/etas_es58x/es58x_core.c      | 12 ++++++++++++
 drivers/net/can/usb/gs_usb.c                     |  8 ++++++++
 drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c | 12 ++++++++++++
 drivers/net/can/usb/mcba_usb.c                   | 12 ++++++++++++
 drivers/net/can/usb/peak_usb/pcan_usb_core.c     |  6 ++++++
 drivers/net/can/usb/peak_usb/pcan_usb_core.h     |  2 ++
 drivers/net/can/usb/peak_usb/pcan_usb_fd.c       |  1 +
 drivers/net/can/usb/peak_usb/pcan_usb_pro.c      |  1 +
 drivers/net/can/usb/ucan.c                       | 12 ++++++++++++
 drivers/net/can/usb/usb_8dev.c                   | 12 ++++++++++++
 drivers/net/can/vcan.c                           | 12 ++++++++++++
 drivers/net/can/vxcan.c                          | 12 ++++++++++++
 drivers/net/can/xilinx_can.c                     | 12 ++++++++++++
 39 files changed, 414 insertions(+)

diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c
index 29ed0d3cd171..637d2ca34d08 100644
--- a/drivers/net/can/at91_can.c
+++ b/drivers/net/can/at91_can.c
@@ -8,6 +8,7 @@
 
 #include <linux/clk.h>
 #include <linux/errno.h>
+#include <linux/ethtool.h>
 #include <linux/if_arp.h>
 #include <linux/interrupt.h>
 #include <linux/kernel.h>
@@ -1152,6 +1153,16 @@ static const struct net_device_ops at91_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void at91_get_drvinfo(struct net_device *netdev,
+			     struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops at91_ethtool_ops = {
+	.get_drvinfo = at91_get_drvinfo,
+};
+
 static ssize_t mb0_id_show(struct device *dev,
 			   struct device_attribute *attr, char *buf)
 {
@@ -1293,6 +1304,7 @@ static int at91_can_probe(struct platform_device *pdev)
 	}
 
 	dev->netdev_ops	= &at91_netdev_ops;
+	dev->ethtool_ops = &at91_ethtool_ops;
 	dev->irq = irq;
 	dev->flags |= IFF_ECHO;
 
diff --git a/drivers/net/can/c_can/c_can_main.c b/drivers/net/can/c_can/c_can_main.c
index de38d8f7b5f7..fa541a7cb9c1 100644
--- a/drivers/net/can/c_can/c_can_main.c
+++ b/drivers/net/can/c_can/c_can_main.c
@@ -29,6 +29,7 @@
 #include <linux/module.h>
 #include <linux/interrupt.h>
 #include <linux/delay.h>
+#include <linux/ethtool.h>
 #include <linux/netdevice.h>
 #include <linux/if_arp.h>
 #include <linux/if_ether.h>
@@ -1353,6 +1354,16 @@ static const struct net_device_ops c_can_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void c_can_get_drvinfo(struct net_device *netdev,
+			      struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops c_can_ethtool_ops = {
+	.get_drvinfo = c_can_get_drvinfo,
+};
+
 int register_c_can_dev(struct net_device *dev)
 {
 	/* Deactivate pins to prevent DRA7 DCAN IP from being
@@ -1364,6 +1375,7 @@ int register_c_can_dev(struct net_device *dev)
 
 	dev->flags |= IFF_ECHO;	/* we support local echo */
 	dev->netdev_ops = &c_can_netdev_ops;
+	dev->ethtool_ops = &c_can_ethtool_ops;
 	c_can_set_ethtool_ops(dev);
 
 	return register_candev(dev);
diff --git a/drivers/net/can/can327.c b/drivers/net/can/can327.c
index bf0cce2dbb40..03c9e8c6990d 100644
--- a/drivers/net/can/can327.c
+++ b/drivers/net/can/can327.c
@@ -848,6 +848,16 @@ static const struct net_device_ops can327_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void can327_get_drvinfo(struct net_device *netdev,
+			       struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops can327_ethtool_ops = {
+	.get_drvinfo = can327_get_drvinfo,
+};
+
 static bool can327_is_valid_rx_char(u8 c)
 {
 	static const bool lut_char_is_valid['z'] = {
@@ -1032,6 +1042,7 @@ static int can327_ldisc_open(struct tty_struct *tty)
 	/* Configure netdev interface */
 	elm->dev = dev;
 	dev->netdev_ops = &can327_netdev_ops;
+	dev->ethtool_ops = &can327_ethtool_ops;
 
 	/* Mark ldisc channel as alive */
 	elm->tty = tty;
diff --git a/drivers/net/can/cc770/cc770.c b/drivers/net/can/cc770/cc770.c
index 797a954bb1a0..1bb30e69cb24 100644
--- a/drivers/net/can/cc770/cc770.c
+++ b/drivers/net/can/cc770/cc770.c
@@ -17,6 +17,7 @@
 #include <linux/ptrace.h>
 #include <linux/string.h>
 #include <linux/errno.h>
+#include <linux/ethtool.h>
 #include <linux/netdevice.h>
 #include <linux/if_arp.h>
 #include <linux/if_ether.h>
@@ -836,6 +837,16 @@ static const struct net_device_ops cc770_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void cc770_get_drvinfo(struct net_device *netdev,
+			      struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops cc770_ethtool_ops = {
+	.get_drvinfo = cc770_get_drvinfo,
+};
+
 int register_cc770dev(struct net_device *dev)
 {
 	struct cc770_priv *priv = netdev_priv(dev);
@@ -846,6 +857,7 @@ int register_cc770dev(struct net_device *dev)
 		return err;
 
 	dev->netdev_ops = &cc770_netdev_ops;
+	dev->ethtool_ops = &cc770_ethtool_ops;
 
 	dev->flags |= IFF_ECHO;	/* we support local echo */
 
diff --git a/drivers/net/can/ctucanfd/ctucanfd_base.c b/drivers/net/can/ctucanfd/ctucanfd_base.c
index 6b281f6eb9b4..fd5fd17c16f2 100644
--- a/drivers/net/can/ctucanfd/ctucanfd_base.c
+++ b/drivers/net/can/ctucanfd/ctucanfd_base.c
@@ -19,6 +19,7 @@
 
 #include <linux/clk.h>
 #include <linux/errno.h>
+#include <linux/ethtool.h>
 #include <linux/init.h>
 #include <linux/bitfield.h>
 #include <linux/interrupt.h>
@@ -1301,6 +1302,16 @@ static const struct net_device_ops ctucan_netdev_ops = {
 	.ndo_change_mtu	= can_change_mtu,
 };
 
+static void ctucan_get_drvinfo(struct net_device *netdev,
+			       struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops ctucan_ethtool_ops = {
+	.get_drvinfo = ctucan_get_drvinfo,
+};
+
 int ctucan_suspend(struct device *dev)
 {
 	struct net_device *ndev = dev_get_drvdata(dev);
@@ -1377,6 +1388,7 @@ int ctucan_probe_common(struct device *dev, void __iomem *addr, int irq, unsigne
 		set_drvdata_fnc(dev, ndev);
 	SET_NETDEV_DEV(ndev, dev);
 	ndev->netdev_ops = &ctucan_netdev_ops;
+	ndev->ethtool_ops = &ctucan_ethtool_ops;
 
 	/* Getting the can_clk info */
 	if (!can_clk_rate) {
diff --git a/drivers/net/can/flexcan/flexcan-core.c b/drivers/net/can/flexcan/flexcan-core.c
index d060088047f1..61e3483802c6 100644
--- a/drivers/net/can/flexcan/flexcan-core.c
+++ b/drivers/net/can/flexcan/flexcan-core.c
@@ -16,6 +16,7 @@
 #include <linux/can/error.h>
 #include <linux/clk.h>
 #include <linux/delay.h>
+#include <linux/ethtool.h>
 #include <linux/firmware/imx/sci.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
@@ -1813,6 +1814,16 @@ static const struct net_device_ops flexcan_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void flexcan_get_drvinfo(struct net_device *netdev,
+				struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops flexcan_ethtool_ops = {
+	.get_drvinfo = flexcan_get_drvinfo,
+};
+
 static int register_flexcandev(struct net_device *dev)
 {
 	struct flexcan_priv *priv = netdev_priv(dev);
@@ -2113,6 +2124,7 @@ static int flexcan_probe(struct platform_device *pdev)
 	SET_NETDEV_DEV(dev, &pdev->dev);
 
 	dev->netdev_ops = &flexcan_netdev_ops;
+	dev->ethtool_ops = &flexcan_ethtool_ops;
 	flexcan_set_ethtool_ops(dev);
 	dev->irq = irq;
 	dev->flags |= IFF_ECHO;
diff --git a/drivers/net/can/grcan.c b/drivers/net/can/grcan.c
index 24035a6187c9..ce64f2cbe9c6 100644
--- a/drivers/net/can/grcan.c
+++ b/drivers/net/can/grcan.c
@@ -27,6 +27,7 @@
 #include <linux/interrupt.h>
 #include <linux/netdevice.h>
 #include <linux/delay.h>
+#include <linux/ethtool.h>
 #include <linux/io.h>
 #include <linux/can/dev.h>
 #include <linux/spinlock.h>
@@ -1561,6 +1562,16 @@ static const struct net_device_ops grcan_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void grcan_get_drvinfo(struct net_device *netdev,
+			      struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops grcan_ethtool_ops = {
+	.get_drvinfo = grcan_get_drvinfo,
+};
+
 static int grcan_setup_netdev(struct platform_device *ofdev,
 			      void __iomem *base,
 			      int irq, u32 ambafreq, bool txbug)
@@ -1577,6 +1588,7 @@ static int grcan_setup_netdev(struct platform_device *ofdev,
 	dev->irq = irq;
 	dev->flags |= IFF_ECHO;
 	dev->netdev_ops = &grcan_netdev_ops;
+	dev->ethtool_ops = &grcan_ethtool_ops;
 	dev->sysfs_groups[0] = &sysfs_grcan_group;
 
 	priv = netdev_priv(dev);
diff --git a/drivers/net/can/ifi_canfd/ifi_canfd.c b/drivers/net/can/ifi_canfd/ifi_canfd.c
index 64e3be8b73af..c682401eea3d 100644
--- a/drivers/net/can/ifi_canfd/ifi_canfd.c
+++ b/drivers/net/can/ifi_canfd/ifi_canfd.c
@@ -13,6 +13,7 @@
 
 #include <linux/clk.h>
 #include <linux/delay.h>
+#include <linux/ethtool.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <linux/kernel.h>
@@ -925,6 +926,16 @@ static const struct net_device_ops ifi_canfd_netdev_ops = {
 	.ndo_change_mtu	= can_change_mtu,
 };
 
+static void ifi_canfd_get_drvinfo(struct net_device *netdev,
+				  struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops ifi_canfd_ethtool_ops = {
+	.get_drvinfo = ifi_canfd_get_drvinfo,
+};
+
 static int ifi_canfd_plat_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
@@ -962,6 +973,7 @@ static int ifi_canfd_plat_probe(struct platform_device *pdev)
 	ndev->irq = irq;
 	ndev->flags |= IFF_ECHO;	/* we support local echo */
 	ndev->netdev_ops = &ifi_canfd_netdev_ops;
+	ndev->ethtool_ops = &ifi_canfd_ethtool_ops;
 
 	priv = netdev_priv(ndev);
 	priv->ndev = ndev;
diff --git a/drivers/net/can/janz-ican3.c b/drivers/net/can/janz-ican3.c
index ccb5c5405224..2534364e8be3 100644
--- a/drivers/net/can/janz-ican3.c
+++ b/drivers/net/can/janz-ican3.c
@@ -9,6 +9,7 @@
 #include <linux/module.h>
 #include <linux/interrupt.h>
 #include <linux/delay.h>
+#include <linux/ethtool.h>
 #include <linux/platform_device.h>
 
 #include <linux/netdevice.h>
@@ -1752,6 +1753,16 @@ static const struct net_device_ops ican3_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void ican3_get_drvinfo(struct net_device *netdev,
+			      struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops ican3_ethtool_ops = {
+	.get_drvinfo = ican3_get_drvinfo,
+};
+
 /*
  * Low-level CAN Device
  */
@@ -1923,6 +1934,7 @@ static int ican3_probe(struct platform_device *pdev)
 	mod->free_page = DPM_FREE_START;
 
 	ndev->netdev_ops = &ican3_netdev_ops;
+	ndev->ethtool_ops = &ican3_ethtool_ops;
 	ndev->flags |= IFF_ECHO;
 	SET_NETDEV_DEV(ndev, &pdev->dev);
 
diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c
index dcd2c9d50d5e..f7f7a0287a8d 100644
--- a/drivers/net/can/kvaser_pciefd.c
+++ b/drivers/net/can/kvaser_pciefd.c
@@ -9,6 +9,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/device.h>
+#include <linux/ethtool.h>
 #include <linux/pci.h>
 #include <linux/can/dev.h>
 #include <linux/timer.h>
@@ -923,6 +924,16 @@ static const struct net_device_ops kvaser_pciefd_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void kvaser_pciefd_get_drvinfo(struct net_device *netdev,
+				      struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KVASER_PCIEFD_DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops kvaser_pciefd_ethtool_ops = {
+	.get_drvinfo = kvaser_pciefd_get_drvinfo,
+};
+
 static int kvaser_pciefd_setup_can_ctrls(struct kvaser_pciefd *pcie)
 {
 	int i;
@@ -939,6 +950,7 @@ static int kvaser_pciefd_setup_can_ctrls(struct kvaser_pciefd *pcie)
 
 		can = netdev_priv(netdev);
 		netdev->netdev_ops = &kvaser_pciefd_netdev_ops;
+		netdev->ethtool_ops = &kvaser_pciefd_ethtool_ops;
 		can->reg_base = pcie->reg_base + KVASER_PCIEFD_KCAN0_BASE +
 				i * KVASER_PCIEFD_KCAN_BASE_OFFSET;
 
diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c
index 713a4b0edf86..dc55bfd260c9 100644
--- a/drivers/net/can/m_can/m_can.c
+++ b/drivers/net/can/m_can/m_can.c
@@ -9,6 +9,7 @@
  */
 
 #include <linux/bitfield.h>
+#include <linux/ethtool.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
 #include <linux/kernel.h>
@@ -1829,10 +1830,21 @@ static const struct net_device_ops m_can_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void m_can_get_drvinfo(struct net_device *netdev,
+			      struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops m_can_ethtool_ops = {
+	.get_drvinfo = m_can_get_drvinfo,
+};
+
 static int register_m_can_dev(struct net_device *dev)
 {
 	dev->flags |= IFF_ECHO;	/* we support local echo */
 	dev->netdev_ops = &m_can_netdev_ops;
+	dev->ethtool_ops = &m_can_ethtool_ops;
 
 	return register_candev(dev);
 }
diff --git a/drivers/net/can/mscan/mscan.c b/drivers/net/can/mscan/mscan.c
index 78a21ab63601..b1677588a4c8 100644
--- a/drivers/net/can/mscan/mscan.c
+++ b/drivers/net/can/mscan/mscan.c
@@ -676,6 +676,7 @@ struct net_device *alloc_mscandev(void)
 	priv = netdev_priv(dev);
 
 	dev->netdev_ops = &mscan_netdev_ops;
+	dev->ethtool_ops = &mscan_ethtool_ops;
 
 	dev->flags |= IFF_ECHO;	/* we support local echo */
 
diff --git a/drivers/net/can/pch_can.c b/drivers/net/can/pch_can.c
index 32804fed116c..c51354b4cf0c 100644
--- a/drivers/net/can/pch_can.c
+++ b/drivers/net/can/pch_can.c
@@ -6,6 +6,7 @@
 
 #include <linux/interrupt.h>
 #include <linux/delay.h>
+#include <linux/ethtool.h>
 #include <linux/io.h>
 #include <linux/module.h>
 #include <linux/sched.h>
@@ -938,6 +939,16 @@ static const struct net_device_ops pch_can_netdev_ops = {
 	.ndo_change_mtu		= can_change_mtu,
 };
 
+static void pch_can_get_drvinfo(struct net_device *netdev,
+				struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops pch_can_ethtool_ops = {
+	.get_drvinfo = pch_can_get_drvinfo,
+};
+
 static void pch_can_remove(struct pci_dev *pdev)
 {
 	struct net_device *ndev = pci_get_drvdata(pdev);
@@ -1188,6 +1199,7 @@ static int pch_can_probe(struct pci_dev *pdev,
 	pci_set_drvdata(pdev, ndev);
 	SET_NETDEV_DEV(ndev, &pdev->dev);
 	ndev->netdev_ops = &pch_can_netdev_ops;
+	ndev->ethtool_ops = &pch_can_ethtool_ops;
 	priv->can.clock.freq = PCH_CAN_CLK; /* Hz */
 
 	netif_napi_add_weight(ndev, &priv->napi, pch_can_poll, PCH_RX_OBJ_END);
diff --git a/drivers/net/can/peak_canfd/peak_canfd.c b/drivers/net/can/peak_canfd/peak_canfd.c
index afb9adb3d5c2..9b94d5b4be2d 100644
--- a/drivers/net/can/peak_canfd/peak_canfd.c
+++ b/drivers/net/can/peak_canfd/peak_canfd.c
@@ -7,6 +7,7 @@
 
 #include <linux/can.h>
 #include <linux/can/dev.h>
+#include <linux/ethtool.h>
 
 #include "peak_canfd_user.h"
 
@@ -749,6 +750,16 @@ static const struct net_device_ops peak_canfd_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void peak_canfd_get_drvinfo(struct net_device *netdev,
+				   struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops peak_canfd_ethtool_ops = {
+	.get_drvinfo = peak_canfd_get_drvinfo,
+};
+
 struct net_device *alloc_peak_canfd_dev(int sizeof_priv, int index,
 					int echo_skb_max)
 {
@@ -789,6 +800,7 @@ struct net_device *alloc_peak_canfd_dev(int sizeof_priv, int index,
 
 	ndev->flags |= IFF_ECHO;
 	ndev->netdev_ops = &peak_canfd_netdev_ops;
+	ndev->ethtool_ops = &peak_canfd_ethtool_ops;
 	ndev->dev_id = index;
 
 	return ndev;
diff --git a/drivers/net/can/rcar/rcar_can.c b/drivers/net/can/rcar/rcar_can.c
index d11db2112a4a..aa644bb79da6 100644
--- a/drivers/net/can/rcar/rcar_can.c
+++ b/drivers/net/can/rcar/rcar_can.c
@@ -10,6 +10,7 @@
 #include <linux/types.h>
 #include <linux/interrupt.h>
 #include <linux/errno.h>
+#include <linux/ethtool.h>
 #include <linux/netdevice.h>
 #include <linux/platform_device.h>
 #include <linux/can/dev.h>
@@ -630,6 +631,16 @@ static const struct net_device_ops rcar_can_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void rcar_can_get_drvinfo(struct net_device *netdev,
+				 struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, RCAR_CAN_DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops rcar_can_ethtool_ops = {
+	.get_drvinfo = rcar_can_get_drvinfo,
+};
+
 static void rcar_can_rx_pkt(struct rcar_can_priv *priv)
 {
 	struct net_device_stats *stats = &priv->ndev->stats;
@@ -785,6 +796,7 @@ static int rcar_can_probe(struct platform_device *pdev)
 	}
 
 	ndev->netdev_ops = &rcar_can_netdev_ops;
+	ndev->ethtool_ops = &rcar_can_ethtool_ops;
 	ndev->irq = irq;
 	ndev->flags |= IFF_ECHO;
 	priv->ndev = ndev;
diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c
index d3e569a02b4d..89cc28985b81 100644
--- a/drivers/net/can/rcar/rcar_canfd.c
+++ b/drivers/net/can/rcar/rcar_canfd.c
@@ -27,6 +27,7 @@
 #include <linux/types.h>
 #include <linux/interrupt.h>
 #include <linux/errno.h>
+#include <linux/ethtool.h>
 #include <linux/netdevice.h>
 #include <linux/platform_device.h>
 #include <linux/can/dev.h>
@@ -1695,6 +1696,16 @@ static const struct net_device_ops rcar_canfd_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void rcar_canfd_get_drvinfo(struct net_device *netdev,
+				   struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, RCANFD_DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops rcar_canfd_ethtool_ops = {
+	.get_drvinfo = rcar_canfd_get_drvinfo,
+};
+
 static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch,
 				    u32 fcan_freq)
 {
@@ -1711,6 +1722,7 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch,
 	priv = netdev_priv(ndev);
 
 	ndev->netdev_ops = &rcar_canfd_netdev_ops;
+	ndev->ethtool_ops = &rcar_canfd_ethtool_ops;
 	ndev->flags |= IFF_ECHO;
 	priv->ndev = ndev;
 	priv->base = gpriv->base;
diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c
index 75a2f9bf8c16..43967790f4c1 100644
--- a/drivers/net/can/sja1000/sja1000.c
+++ b/drivers/net/can/sja1000/sja1000.c
@@ -52,6 +52,7 @@
 #include <linux/ptrace.h>
 #include <linux/string.h>
 #include <linux/errno.h>
+#include <linux/ethtool.h>
 #include <linux/netdevice.h>
 #include <linux/if_arp.h>
 #include <linux/if_ether.h>
@@ -654,6 +655,16 @@ static const struct net_device_ops sja1000_netdev_ops = {
 	.ndo_change_mtu	= can_change_mtu,
 };
 
+static void sja1000_get_drvinfo(struct net_device *netdev,
+				struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops sja1000_ethtool_ops = {
+	.get_drvinfo = sja1000_get_drvinfo,
+};
+
 int register_sja1000dev(struct net_device *dev)
 {
 	int ret;
@@ -663,6 +674,7 @@ int register_sja1000dev(struct net_device *dev)
 
 	dev->flags |= IFF_ECHO;	/* we support local echo */
 	dev->netdev_ops = &sja1000_netdev_ops;
+	dev->ethtool_ops = &sja1000_ethtool_ops;
 
 	set_reset_mode(dev);
 	chipset_init(dev);
diff --git a/drivers/net/can/slcan/slcan-core.c b/drivers/net/can/slcan/slcan-core.c
index d1562f9474c9..1b86001c85f8 100644
--- a/drivers/net/can/slcan/slcan-core.c
+++ b/drivers/net/can/slcan/slcan-core.c
@@ -46,6 +46,7 @@
 #include <linux/string.h>
 #include <linux/tty.h>
 #include <linux/errno.h>
+#include <linux/ethtool.h>
 #include <linux/netdevice.h>
 #include <linux/skbuff.h>
 #include <linux/rtnetlink.h>
@@ -790,6 +791,16 @@ static const struct net_device_ops slc_netdev_ops = {
 	.ndo_change_mtu         = slcan_change_mtu,
 };
 
+static void slcan_get_drvinfo(struct net_device *netdev,
+			      struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops slcan_ethtool_ops = {
+	.get_drvinfo = slcan_get_drvinfo,
+};
+
 /******************************************
  *  Routines looking at TTY side.
  ******************************************/
@@ -869,6 +880,7 @@ static struct slcan *slc_alloc(void)
 
 	snprintf(dev->name, sizeof(dev->name), DRV_NAME "%d", i);
 	dev->netdev_ops = &slc_netdev_ops;
+	dev->ethtool_ops = &slcan_ethtool_ops;
 	dev->base_addr  = i;
 	slcan_set_ethtool_ops(dev);
 	sl = netdev_priv(dev);
diff --git a/drivers/net/can/softing/softing_main.c b/drivers/net/can/softing/softing_main.c
index d810fe6915a4..d2ce61562ccc 100644
--- a/drivers/net/can/softing/softing_main.c
+++ b/drivers/net/can/softing/softing_main.c
@@ -5,6 +5,7 @@
  * - Kurt Van Dijck, EIA Electronics
  */
 
+#include <linux/ethtool.h>
 #include <linux/module.h>
 #include <linux/interrupt.h>
 #include <asm/io.h>
@@ -612,6 +613,16 @@ static const struct net_device_ops softing_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void softing_get_drvinfo(struct net_device *netdev,
+				struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops softing_ethtool_ops = {
+	.get_drvinfo = softing_get_drvinfo,
+};
+
 static const struct can_bittiming_const softing_btr_const = {
 	.name = DRV_NAME,
 	.tseg1_min = 1,
@@ -650,6 +661,7 @@ static struct net_device *softing_netdev_create(struct softing *card,
 
 	netdev->flags |= IFF_ECHO;
 	netdev->netdev_ops = &softing_netdev_ops;
+	netdev->ethtool_ops = &softing_ethtool_ops;
 	priv->can.do_set_mode = softing_candev_set_mode;
 	priv->can.ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES;
 
diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c
index 167114aae6dd..5e0c0d21aee2 100644
--- a/drivers/net/can/spi/hi311x.c
+++ b/drivers/net/can/spi/hi311x.c
@@ -20,6 +20,7 @@
 #include <linux/completion.h>
 #include <linux/delay.h>
 #include <linux/device.h>
+#include <linux/ethtool.h>
 #include <linux/freezer.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
@@ -802,6 +803,16 @@ static const struct net_device_ops hi3110_netdev_ops = {
 	.ndo_start_xmit = hi3110_hard_start_xmit,
 };
 
+static void hi3110_get_drvinfo(struct net_device *netdev,
+			       struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DEVICE_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops hi3110_ethtool_ops = {
+	.get_drvinfo = hi3110_get_drvinfo,
+};
+
 static const struct of_device_id hi3110_of_match[] = {
 	{
 		.compatible	= "holt,hi3110",
@@ -856,6 +867,7 @@ static int hi3110_can_probe(struct spi_device *spi)
 		goto out_free;
 
 	net->netdev_ops = &hi3110_netdev_ops;
+	net->ethtool_ops = &hi3110_ethtool_ops;
 	net->flags |= IFF_ECHO;
 
 	priv = netdev_priv(net);
diff --git a/drivers/net/can/spi/mcp251x.c b/drivers/net/can/spi/mcp251x.c
index 666a4505a55a..2e4c03c61b15 100644
--- a/drivers/net/can/spi/mcp251x.c
+++ b/drivers/net/can/spi/mcp251x.c
@@ -26,6 +26,7 @@
 #include <linux/completion.h>
 #include <linux/delay.h>
 #include <linux/device.h>
+#include <linux/ethtool.h>
 #include <linux/freezer.h>
 #include <linux/gpio.h>
 #include <linux/gpio/driver.h>
@@ -1248,6 +1249,16 @@ static const struct net_device_ops mcp251x_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void mcp251x_get_drvinfo(struct net_device *netdev,
+				struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DEVICE_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops mcp251x_ethtool_ops = {
+	.get_drvinfo = mcp251x_get_drvinfo,
+};
+
 static const struct of_device_id mcp251x_of_match[] = {
 	{
 		.compatible	= "microchip,mcp2510",
@@ -1313,6 +1324,7 @@ static int mcp251x_can_probe(struct spi_device *spi)
 		goto out_free;
 
 	net->netdev_ops = &mcp251x_netdev_ops;
+	net->ethtool_ops = &mcp251x_ethtool_ops;
 	net->flags |= IFF_ECHO;
 
 	priv = netdev_priv(net);
diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
index 7fc86ed405c6..d9a7de1927d6 100644
--- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
+++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
@@ -16,6 +16,7 @@
 #include <linux/bitfield.h>
 #include <linux/clk.h>
 #include <linux/device.h>
+#include <linux/ethtool.h>
 #include <linux/mod_devicetable.h>
 #include <linux/module.h>
 #include <linux/pm_runtime.h>
@@ -1674,6 +1675,16 @@ static const struct net_device_ops mcp251xfd_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void mcp251xfd_get_drvinfo(struct net_device *netdev,
+				  struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DEVICE_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops mcp251xfd_ethtool_ops = {
+	.get_drvinfo = mcp251xfd_get_drvinfo,
+};
+
 static void
 mcp251xfd_register_quirks(struct mcp251xfd_priv *priv)
 {
@@ -2050,6 +2061,7 @@ static int mcp251xfd_probe(struct spi_device *spi)
 	SET_NETDEV_DEV(ndev, &spi->dev);
 
 	ndev->netdev_ops = &mcp251xfd_netdev_ops;
+	ndev->ethtool_ops = &mcp251xfd_ethtool_ops;
 	ndev->irq = spi->irq;
 	ndev->flags |= IFF_ECHO;
 
diff --git a/drivers/net/can/sun4i_can.c b/drivers/net/can/sun4i_can.c
index b90dfb429ccd..27ea4e68b516 100644
--- a/drivers/net/can/sun4i_can.c
+++ b/drivers/net/can/sun4i_can.c
@@ -53,6 +53,7 @@
 #include <linux/can/error.h>
 #include <linux/clk.h>
 #include <linux/delay.h>
+#include <linux/ethtool.h>
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/io.h>
@@ -761,6 +762,16 @@ static const struct net_device_ops sun4ican_netdev_ops = {
 	.ndo_start_xmit = sun4ican_start_xmit,
 };
 
+static void sun4ican_get_drvinfo(struct net_device *netdev,
+				 struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops sun4ican_ethtool_ops = {
+	.get_drvinfo = sun4ican_get_drvinfo,
+};
+
 static const struct sun4ican_quirks sun4ican_quirks_a10 = {
 	.has_reset = false,
 };
@@ -851,6 +862,7 @@ static int sun4ican_probe(struct platform_device *pdev)
 	}
 
 	dev->netdev_ops = &sun4ican_netdev_ops;
+	dev->ethtool_ops = &sun4ican_ethtool_ops;
 	dev->irq = irq;
 	dev->flags |= IFF_ECHO;
 
diff --git a/drivers/net/can/ti_hecc.c b/drivers/net/can/ti_hecc.c
index afa38771520e..965376453050 100644
--- a/drivers/net/can/ti_hecc.c
+++ b/drivers/net/can/ti_hecc.c
@@ -23,6 +23,7 @@
 #include <linux/types.h>
 #include <linux/interrupt.h>
 #include <linux/errno.h>
+#include <linux/ethtool.h>
 #include <linux/netdevice.h>
 #include <linux/skbuff.h>
 #include <linux/platform_device.h>
@@ -841,6 +842,16 @@ static const struct net_device_ops ti_hecc_netdev_ops = {
 	.ndo_change_mtu		= can_change_mtu,
 };
 
+static void ti_hecc_get_drvinfo(struct net_device *netdev,
+				struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops ti_hecc_ethtool_ops = {
+	.get_drvinfo = ti_hecc_get_drvinfo,
+};
+
 static const struct of_device_id ti_hecc_dt_ids[] = {
 	{
 		.compatible = "ti,am3517-hecc",
@@ -918,6 +929,7 @@ static int ti_hecc_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, ndev);
 	SET_NETDEV_DEV(ndev, &pdev->dev);
 	ndev->netdev_ops = &ti_hecc_netdev_ops;
+	ndev->ethtool_ops = &ti_hecc_ethtool_ops;
 
 	priv->clk = clk_get(&pdev->dev, "hecc_ck");
 	if (IS_ERR(priv->clk)) {
diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c
index e86a2033db60..ac155f73bedd 100644
--- a/drivers/net/can/usb/ems_usb.c
+++ b/drivers/net/can/usb/ems_usb.c
@@ -4,6 +4,7 @@
  *
  * Copyright (C) 2004-2009 EMS Dr. Thomas Wuensche
  */
+#include <linux/ethtool.h>
 #include <linux/signal.h>
 #include <linux/slab.h>
 #include <linux/module.h>
@@ -879,6 +880,16 @@ static const struct net_device_ops ems_usb_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void ems_usb_get_drvinfo(struct net_device *netdev,
+				struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops ems_usb_ethtool_ops = {
+	.get_drvinfo = ems_usb_get_drvinfo,
+};
+
 static const struct can_bittiming_const ems_usb_bittiming_const = {
 	.name = KBUILD_MODNAME,
 	.tseg1_min = 1,
@@ -990,6 +1001,7 @@ static int ems_usb_probe(struct usb_interface *intf,
 	dev->can.ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES;
 
 	netdev->netdev_ops = &ems_usb_netdev_ops;
+	netdev->ethtool_ops = &ems_usb_ethtool_ops;
 
 	netdev->flags |= IFF_ECHO; /* we support local echo */
 
diff --git a/drivers/net/can/usb/esd_usb.c b/drivers/net/can/usb/esd_usb.c
index 7b849bd3cc9c..2367edd49eb7 100644
--- a/drivers/net/can/usb/esd_usb.c
+++ b/drivers/net/can/usb/esd_usb.c
@@ -5,6 +5,7 @@
  * Copyright (C) 2010-2012 esd electronic system design gmbh, Matthias Fuchs <socketcan@xxxxxx>
  * Copyright (C) 2022 esd electronics gmbh, Frank Jungclaus <frank.jungclaus@xxxxxx>
  */
+#include <linux/ethtool.h>
 #include <linux/signal.h>
 #include <linux/slab.h>
 #include <linux/module.h>
@@ -882,6 +883,16 @@ static const struct net_device_ops esd_usb_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void esd_usb_get_drvinfo(struct net_device *netdev,
+				struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops esd_usb_ethtool_ops = {
+	.get_drvinfo = esd_usb_get_drvinfo,
+};
+
 static const struct can_bittiming_const esd_usb2_bittiming_const = {
 	.name = "esd_usb2",
 	.tseg1_min = ESD_USB2_TSEG1_MIN,
@@ -1015,6 +1026,7 @@ static int esd_usb_probe_one_net(struct usb_interface *intf, int index)
 	netdev->flags |= IFF_ECHO; /* we support local echo */
 
 	netdev->netdev_ops = &esd_usb_netdev_ops;
+	netdev->ethtool_ops = &esd_usb_ethtool_ops;
 
 	SET_NETDEV_DEV(netdev, &intf->dev);
 	netdev->dev_id = index;
diff --git a/drivers/net/can/usb/etas_es58x/es58x_core.c b/drivers/net/can/usb/etas_es58x/es58x_core.c
index 3f51488bd649..0e692c2dc54d 100644
--- a/drivers/net/can/usb/etas_es58x/es58x_core.c
+++ b/drivers/net/can/usb/etas_es58x/es58x_core.c
@@ -10,6 +10,7 @@
  * Copyright (c) 2020, 2021 Vincent Mailhol <mailhol.vincent@xxxxxxxxxx>
  */
 
+#include <linux/ethtool.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/usb.h>
@@ -1982,6 +1983,16 @@ static const struct net_device_ops es58x_netdev_ops = {
 	.ndo_start_xmit = es58x_start_xmit
 };
 
+static void es58x_get_drvinfo(struct net_device *netdev,
+			      struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, ES58X_MODULE_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops es58x_ethtool_ops = {
+	.get_drvinfo = es58x_get_drvinfo,
+};
+
 /**
  * es58x_set_mode() - Change network device mode.
  * @netdev: CAN network device.
@@ -2086,6 +2097,7 @@ static int es58x_init_netdev(struct es58x_device *es58x_dev, int channel_idx)
 	es58x_init_priv(es58x_dev, es58x_priv(netdev), channel_idx);
 
 	netdev->netdev_ops = &es58x_netdev_ops;
+	netdev->ethtool_ops = &es58x_ethtool_ops;
 	netdev->flags |= IFF_ECHO;	/* We support local echo */
 	netdev->dev_port = channel_idx;
 
diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c
index fd239b523c42..75f5e9c5059a 100644
--- a/drivers/net/can/usb/gs_usb.c
+++ b/drivers/net/can/usb/gs_usb.c
@@ -924,6 +924,12 @@ static int gs_usb_set_identify(struct net_device *netdev, bool do_identify)
 	return (rc > 0) ? 0 : rc;
 }
 
+static void gs_usb_get_drvinfo(struct net_device *netdev,
+			       struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
 /* blink LED's for finding the this interface */
 static int gs_usb_set_phys_id(struct net_device *dev,
 			      enum ethtool_phys_id_state state)
@@ -945,6 +951,7 @@ static int gs_usb_set_phys_id(struct net_device *dev,
 }
 
 static const struct ethtool_ops gs_usb_ethtool_ops = {
+	.get_drvinfo = gs_usb_get_drvinfo,
 	.set_phys_id = gs_usb_set_phys_id,
 };
 
@@ -989,6 +996,7 @@ static struct gs_can *gs_make_candev(unsigned int channel,
 	dev = netdev_priv(netdev);
 
 	netdev->netdev_ops = &gs_usb_netdev_ops;
+	netdev->ethtool_ops = &gs_usb_ethtool_ops;
 
 	netdev->flags |= IFF_ECHO; /* we support full roundtrip echo */
 
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
index a6cff8da5a41..964c0026383e 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
@@ -13,6 +13,7 @@
 
 #include <linux/completion.h>
 #include <linux/device.h>
+#include <linux/ethtool.h>
 #include <linux/gfp.h>
 #include <linux/if.h>
 #include <linux/kernel.h>
@@ -667,6 +668,16 @@ static const struct net_device_ops kvaser_usb_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void kvaser_usb_get_drvinfo(struct net_device *netdev,
+				   struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops kvaser_usb_ethtool_ops = {
+	.get_drvinfo = kvaser_usb_get_drvinfo,
+};
+
 static void kvaser_usb_remove_interfaces(struct kvaser_usb *dev)
 {
 	int i;
@@ -744,6 +755,7 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel)
 	netdev->flags |= IFF_ECHO;
 
 	netdev->netdev_ops = &kvaser_usb_netdev_ops;
+	netdev->ethtool_ops = &kvaser_usb_ethtool_ops;
 
 	SET_NETDEV_DEV(netdev, &dev->intf->dev);
 	netdev->dev_id = channel;
diff --git a/drivers/net/can/usb/mcba_usb.c b/drivers/net/can/usb/mcba_usb.c
index 792ab9da317d..485ec697fc08 100644
--- a/drivers/net/can/usb/mcba_usb.c
+++ b/drivers/net/can/usb/mcba_usb.c
@@ -10,6 +10,7 @@
 #include <linux/can.h>
 #include <linux/can/dev.h>
 #include <linux/can/error.h>
+#include <linux/ethtool.h>
 #include <linux/module.h>
 #include <linux/netdevice.h>
 #include <linux/signal.h>
@@ -758,6 +759,16 @@ static const struct net_device_ops mcba_netdev_ops = {
 	.ndo_start_xmit = mcba_usb_start_xmit,
 };
 
+static void mcba_get_drvinfo(struct net_device *netdev,
+			     struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, MCBA_MODULE_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops mcba_ethtool_ops = {
+	.get_drvinfo = mcba_get_drvinfo,
+};
+
 /* Microchip CANBUS has hardcoded bittiming values by default.
  * This function sends request via USB to change the speed and align bittiming
  * values for presentation purposes only
@@ -836,6 +847,7 @@ static int mcba_usb_probe(struct usb_interface *intf,
 	priv->can.do_set_bittiming = mcba_net_set_bittiming;
 
 	netdev->netdev_ops = &mcba_netdev_ops;
+	netdev->ethtool_ops = &mcba_ethtool_ops;
 
 	netdev->flags |= IFF_ECHO; /* we support local echo */
 
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.c b/drivers/net/can/usb/peak_usb/pcan_usb_core.c
index 27b0a72fd885..959448bae3ca 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_core.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.c
@@ -782,6 +782,12 @@ static const struct net_device_ops peak_usb_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+void peak_usb_get_drvinfo(struct net_device *netdev,
+			  struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, PCAN_USB_DRIVER_NAME, sizeof(drvinfo->driver));
+}
+
 /*
  * create one device which is attached to CAN controller #ctrl_idx of the
  * usb adapter.
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.h b/drivers/net/can/usb/peak_usb/pcan_usb_core.h
index 9c90487b9c92..da1205575379 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_core.h
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.h
@@ -145,5 +145,7 @@ int peak_usb_netif_rx(struct sk_buff *skb,
 int peak_usb_netif_rx_64(struct sk_buff *skb, u32 ts_low, u32 ts_high);
 void peak_usb_async_complete(struct urb *urb);
 void peak_usb_restart_complete(struct peak_usb_device *dev);
+void peak_usb_get_drvinfo(struct net_device *netdev,
+			  struct ethtool_drvinfo *drvinfo);
 
 #endif
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
index 3d7e0e370505..63122f567380 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c
@@ -1079,6 +1079,7 @@ static int pcan_usb_fd_set_phys_id(struct net_device *netdev,
 }
 
 static const struct ethtool_ops pcan_usb_fd_ethtool_ops = {
+	.get_drvinfo = peak_usb_get_drvinfo,
 	.set_phys_id = pcan_usb_fd_set_phys_id,
 };
 
diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c
index 457887113e75..ea2d4fbceaa4 100644
--- a/drivers/net/can/usb/peak_usb/pcan_usb_pro.c
+++ b/drivers/net/can/usb/peak_usb/pcan_usb_pro.c
@@ -1021,6 +1021,7 @@ static int pcan_usb_pro_set_phys_id(struct net_device *netdev,
 }
 
 static const struct ethtool_ops pcan_usb_pro_ethtool_ops = {
+	.get_drvinfo = peak_usb_get_drvinfo,
 	.set_phys_id = pcan_usb_pro_set_phys_id,
 };
 
diff --git a/drivers/net/can/usb/ucan.c b/drivers/net/can/usb/ucan.c
index 5ae0d7c017cc..52263fa286f3 100644
--- a/drivers/net/can/usb/ucan.c
+++ b/drivers/net/can/usb/ucan.c
@@ -28,6 +28,7 @@
 #include <linux/can.h>
 #include <linux/can/dev.h>
 #include <linux/can/error.h>
+#include <linux/ethtool.h>
 #include <linux/module.h>
 #include <linux/netdevice.h>
 #include <linux/signal.h>
@@ -1233,6 +1234,16 @@ static const struct net_device_ops ucan_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void ucan_get_drvinfo(struct net_device *netdev,
+			     struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, UCAN_DRIVER_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops ucan_ethtool_ops = {
+	.get_drvinfo = ucan_get_drvinfo,
+};
+
 /* Request to set bittiming
  *
  * This function generates an USB set bittiming message and transmits
@@ -1512,6 +1523,7 @@ static int ucan_probe(struct usb_interface *intf,
 	spin_lock_init(&up->context_lock);
 	spin_lock_init(&up->echo_skb_lock);
 	netdev->netdev_ops = &ucan_netdev_ops;
+	netdev->ethtool_ops = &ucan_ethtool_ops;
 
 	usb_set_intfdata(intf, up);
 	SET_NETDEV_DEV(netdev, &intf->dev);
diff --git a/drivers/net/can/usb/usb_8dev.c b/drivers/net/can/usb/usb_8dev.c
index 6665a66745a7..2a56d7c2fdb6 100644
--- a/drivers/net/can/usb/usb_8dev.c
+++ b/drivers/net/can/usb/usb_8dev.c
@@ -12,6 +12,7 @@
  * who were very cooperative and answered my questions.
  */
 
+#include <linux/ethtool.h>
 #include <linux/signal.h>
 #include <linux/slab.h>
 #include <linux/module.h>
@@ -870,6 +871,16 @@ static const struct net_device_ops usb_8dev_netdev_ops = {
 	.ndo_change_mtu = can_change_mtu,
 };
 
+static void usb_8dev_get_drvinfo(struct net_device *netdev,
+				 struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops usb_8dev_ethtool_ops = {
+	.get_drvinfo = usb_8dev_get_drvinfo,
+};
+
 static const struct can_bittiming_const usb_8dev_bittiming_const = {
 	.name = KBUILD_MODNAME,
 	.tseg1_min = 1,
@@ -927,6 +938,7 @@ static int usb_8dev_probe(struct usb_interface *intf,
 				      CAN_CTRLMODE_CC_LEN8_DLC;
 
 	netdev->netdev_ops = &usb_8dev_netdev_ops;
+	netdev->ethtool_ops = &usb_8dev_ethtool_ops;
 
 	netdev->flags |= IFF_ECHO; /* we support local echo */
 
diff --git a/drivers/net/can/vcan.c b/drivers/net/can/vcan.c
index a15619d883ec..6827c717af44 100644
--- a/drivers/net/can/vcan.c
+++ b/drivers/net/can/vcan.c
@@ -40,6 +40,7 @@
 
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
+#include <linux/ethtool.h>
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/netdevice.h>
@@ -146,6 +147,16 @@ static const struct net_device_ops vcan_netdev_ops = {
 	.ndo_change_mtu = vcan_change_mtu,
 };
 
+static void vcan_get_drvinfo(struct net_device *netdev,
+			     struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops vcan_ethtool_ops = {
+	.get_drvinfo = vcan_get_drvinfo,
+};
+
 static void vcan_setup(struct net_device *dev)
 {
 	dev->type		= ARPHRD_CAN;
@@ -161,6 +172,7 @@ static void vcan_setup(struct net_device *dev)
 		dev->flags |= IFF_ECHO;
 
 	dev->netdev_ops		= &vcan_netdev_ops;
+	dev->ethtool_ops	= &vcan_ethtool_ops;
 	dev->needs_free_netdev	= true;
 }
 
diff --git a/drivers/net/can/vxcan.c b/drivers/net/can/vxcan.c
index 577a80300514..a221c00fe660 100644
--- a/drivers/net/can/vxcan.c
+++ b/drivers/net/can/vxcan.c
@@ -9,6 +9,7 @@
  * Copyright (c) 2017 Oliver Hartkopp <socketcan@xxxxxxxxxxxx>
  */
 
+#include <linux/ethtool.h>
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/netdevice.h>
@@ -144,6 +145,16 @@ static const struct net_device_ops vxcan_netdev_ops = {
 	.ndo_change_mtu = vxcan_change_mtu,
 };
 
+static void vxcan_get_drvinfo(struct net_device *netdev,
+			      struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, KBUILD_MODNAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops vxcan_ethtool_ops = {
+	.get_drvinfo = vxcan_get_drvinfo,
+};
+
 static void vxcan_setup(struct net_device *dev)
 {
 	struct can_ml_priv *can_ml;
@@ -155,6 +166,7 @@ static void vxcan_setup(struct net_device *dev)
 	dev->tx_queue_len	= 0;
 	dev->flags		= IFF_NOARP;
 	dev->netdev_ops		= &vxcan_netdev_ops;
+	dev->ethtool_ops	= &vxcan_ethtool_ops;
 	dev->needs_free_netdev	= true;
 
 	can_ml = netdev_priv(dev) + ALIGN(sizeof(struct vxcan_priv), NETDEV_ALIGN);
diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c
index caa6b4cee63f..b802ddec1965 100644
--- a/drivers/net/can/xilinx_can.c
+++ b/drivers/net/can/xilinx_can.c
@@ -12,6 +12,7 @@
 #include <linux/bitfield.h>
 #include <linux/clk.h>
 #include <linux/errno.h>
+#include <linux/ethtool.h>
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/io.h>
@@ -1540,6 +1541,16 @@ static const struct net_device_ops xcan_netdev_ops = {
 	.ndo_change_mtu	= can_change_mtu,
 };
 
+static void xcan_get_drvinfo(struct net_device *netdev,
+			     struct ethtool_drvinfo *drvinfo)
+{
+	strscpy(drvinfo->driver, DRIVER_NAME, sizeof(drvinfo->driver));
+}
+
+static const struct ethtool_ops xcan_ethtool_ops = {
+	.get_drvinfo = xcan_get_drvinfo,
+};
+
 /**
  * xcan_suspend - Suspend method for the driver
  * @dev:	Address of the device structure
@@ -1821,6 +1832,7 @@ static int xcan_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, ndev);
 	SET_NETDEV_DEV(ndev, &pdev->dev);
 	ndev->netdev_ops = &xcan_netdev_ops;
+	ndev->ethtool_ops = &xcan_ethtool_ops;
 
 	/* Getting the CAN can_clk info */
 	priv->can_clk = devm_clk_get(&pdev->dev, "can_clk");
-- 
2.35.1




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