netdev - [PATCH v2 07/11] can: kvaser_usb: Store additional device information

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Message-ID: <20250724092505.8-8-extja@kvaser.com>
Date: Thu, 24 Jul 2025 11:25:01 +0200
From: Jimmy Assarsson <extja@...ser.com>
To: linux-can@...r.kernel.org
Cc: Jimmy Assarsson <jimmyassarsson@...il.com>,
	Marc Kleine-Budde <mkl@...gutronix.de>,
	Vincent Mailhol <mailhol.vincent@...adoo.fr>,
	netdev@...r.kernel.org
Subject: [PATCH v2 07/11] can: kvaser_usb: Store additional device information

Store additional device information; EAN (product number), serial_number
and hardware revision.

Signed-off-by: Jimmy Assarsson <extja@...ser.com>
---
 drivers/net/can/usb/kvaser_usb/kvaser_usb.h       | 3 +++
 drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c | 6 +++++-
 drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c  | 6 +++++-
 3 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
index a36d86494113..35c2cf3d4486 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
@@ -111,7 +111,10 @@ struct kvaser_usb {
 	struct usb_endpoint_descriptor *bulk_in, *bulk_out;
 	struct usb_anchor rx_submitted;
 
+	u32 ean[2];
+	u32 serial_number;
 	struct kvaser_usb_fw_version fw_version;
+	u8 hw_revision;
 	unsigned int nchannels;
 	/* @max_tx_urbs: Firmware-reported maximum number of outstanding,
 	 * not yet ACKed, transmissions on this device. This value is
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
index 4107b39e396b..a8930bf933a7 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
@@ -114,7 +114,7 @@ struct kvaser_cmd_card_info {
 	__le32 clock_res;
 	__le32 mfg_date;
 	__le32 ean[2];
-	u8 hw_version;
+	u8 hw_revision;
 	u8 usb_mode;
 	u8 hw_type;
 	u8 reserved0;
@@ -1918,6 +1918,10 @@ static int kvaser_usb_hydra_get_card_info(struct kvaser_usb *dev)
 	err = kvaser_usb_hydra_wait_cmd(dev, CMD_GET_CARD_INFO_RESP, &cmd);
 	if (err)
 		return err;
+	dev->ean[1] = le32_to_cpu(cmd.card_info.ean[1]);
+	dev->ean[0] = le32_to_cpu(cmd.card_info.ean[0]);
+	dev->serial_number = le32_to_cpu(cmd.card_info.serial_number);
+	dev->hw_revision = cmd.card_info.hw_revision;
 
 	dev->nchannels = cmd.card_info.nchannels;
 	if (dev->nchannels > KVASER_USB_MAX_NET_DEVICES)
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
index b4f5d4fba630..c29828a94ad0 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
@@ -138,7 +138,7 @@ struct kvaser_cmd_cardinfo {
 	__le32 padding0;
 	__le32 clock_resolution;
 	__le32 mfgdate;
-	u8 ean[8];
+	__le32 ean[2];
 	u8 hw_revision;
 	union {
 		struct {
@@ -854,6 +854,10 @@ static int kvaser_usb_leaf_get_card_info(struct kvaser_usb *dev)
 	    (dev->driver_info->family == KVASER_USBCAN &&
 	     dev->nchannels > MAX_USBCAN_NET_DEVICES))
 		return -EINVAL;
+	dev->ean[1] = le32_to_cpu(cmd.u.cardinfo.ean[1]);
+	dev->ean[0] = le32_to_cpu(cmd.u.cardinfo.ean[0]);
+	dev->serial_number = le32_to_cpu(cmd.u.cardinfo.serial_number);
+	dev->hw_revision = cmd.u.cardinfo.hw_revision;
 
 	return 0;
 }
-- 
2.49.0