--- /dev/null
+From foo@baz Sun Jul 10 04:19:33 PM CEST 2022
+From: Jimmy Assarsson <extja@kvaser.com>
+Date: Fri, 8 Jul 2022 20:48:19 +0200
+Subject: can: kvaser_usb: kvaser_usb_leaf: fix bittiming limits
+To: stable@vger.kernel.org, linux-can@vger.kernel.org, Marc Kleine-Budde <mkl@pengutronix.de>
+Cc: Jimmy Assarsson <jimmyassarsson@gmail.com>, Jimmy Assarsson <extja@kvaser.com>
+Message-ID: <20220708184819.281103-4-extja@kvaser.com>
+
+From: Jimmy Assarsson <extja@kvaser.com>
+
+commit b3b6df2c56d80b8c6740433cff5f016668b8de70 upstream.
+
+Use correct bittiming limits depending on device. For devices based on
+USBcanII, Leaf M32C or Leaf i.MX28.
+
+Fixes: 080f40a6fa28 ("can: kvaser_usb: Add support for Kvaser CAN/USB devices")
+Fixes: b4f20130af23 ("can: kvaser_usb: add support for Kvaser Leaf v2 and usb mini PCIe")
+Fixes: f5d4abea3ce0 ("can: kvaser_usb: Add support for the USBcan-II family")
+Link: https://lore.kernel.org/all/20220603083820.800246-4-extja@kvaser.com
+Cc: stable@vger.kernel.org
+Signed-off-by: Jimmy Assarsson <extja@kvaser.com>
+[mkl: remove stray netlink.h include]
+[mkl: keep struct can_bittiming_const kvaser_usb_flexc_bittiming_const in kvaser_usb_hydra.c]
+Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+ drivers/net/can/usb/kvaser_usb/kvaser_usb.h | 2
+ drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c | 4 -
+ drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c | 76 ++++++++++++----------
+ 3 files changed, 47 insertions(+), 35 deletions(-)
+
+--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
++++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
+@@ -188,4 +188,6 @@ int kvaser_usb_send_cmd_async(struct kva
+
+ int kvaser_usb_can_rx_over_error(struct net_device *netdev);
+
++extern const struct can_bittiming_const kvaser_usb_flexc_bittiming_const;
++
+ #endif /* KVASER_USB_H */
+--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
++++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
+@@ -371,7 +371,7 @@ static const struct can_bittiming_const
+ .brp_inc = 1,
+ };
+
+-static const struct can_bittiming_const kvaser_usb_hydra_flexc_bittiming_c = {
++const struct can_bittiming_const kvaser_usb_flexc_bittiming_const = {
+ .name = "kvaser_usb_flex",
+ .tseg1_min = 4,
+ .tseg1_max = 16,
+@@ -2024,5 +2024,5 @@ static const struct kvaser_usb_dev_cfg k
+ .freq = 24000000,
+ },
+ .timestamp_freq = 1,
+- .bittiming_const = &kvaser_usb_hydra_flexc_bittiming_c,
++ .bittiming_const = &kvaser_usb_flexc_bittiming_const,
+ };
+--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
++++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+@@ -100,16 +100,6 @@
+ #define USBCAN_ERROR_STATE_RX_ERROR BIT(1)
+ #define USBCAN_ERROR_STATE_BUSERROR BIT(2)
+
+-/* bittiming parameters */
+-#define KVASER_USB_TSEG1_MIN 1
+-#define KVASER_USB_TSEG1_MAX 16
+-#define KVASER_USB_TSEG2_MIN 1
+-#define KVASER_USB_TSEG2_MAX 8
+-#define KVASER_USB_SJW_MAX 4
+-#define KVASER_USB_BRP_MIN 1
+-#define KVASER_USB_BRP_MAX 64
+-#define KVASER_USB_BRP_INC 1
+-
+ /* ctrl modes */
+ #define KVASER_CTRL_MODE_NORMAL 1
+ #define KVASER_CTRL_MODE_SILENT 2
+@@ -342,48 +332,68 @@ struct kvaser_usb_err_summary {
+ };
+ };
+
+-static const struct can_bittiming_const kvaser_usb_leaf_bittiming_const = {
+- .name = "kvaser_usb",
+- .tseg1_min = KVASER_USB_TSEG1_MIN,
+- .tseg1_max = KVASER_USB_TSEG1_MAX,
+- .tseg2_min = KVASER_USB_TSEG2_MIN,
+- .tseg2_max = KVASER_USB_TSEG2_MAX,
+- .sjw_max = KVASER_USB_SJW_MAX,
+- .brp_min = KVASER_USB_BRP_MIN,
+- .brp_max = KVASER_USB_BRP_MAX,
+- .brp_inc = KVASER_USB_BRP_INC,
++static const struct can_bittiming_const kvaser_usb_leaf_m16c_bittiming_const = {
++ .name = "kvaser_usb_ucii",
++ .tseg1_min = 4,
++ .tseg1_max = 16,
++ .tseg2_min = 2,
++ .tseg2_max = 8,
++ .sjw_max = 4,
++ .brp_min = 1,
++ .brp_max = 16,
++ .brp_inc = 1,
++};
++
++static const struct can_bittiming_const kvaser_usb_leaf_m32c_bittiming_const = {
++ .name = "kvaser_usb_leaf",
++ .tseg1_min = 3,
++ .tseg1_max = 16,
++ .tseg2_min = 2,
++ .tseg2_max = 8,
++ .sjw_max = 4,
++ .brp_min = 2,
++ .brp_max = 128,
++ .brp_inc = 2,
+ };
+
+-static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_8mhz = {
++static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_usbcan_dev_cfg = {
+ .clock = {
+ .freq = 8000000,
+ },
+ .timestamp_freq = 1,
+- .bittiming_const = &kvaser_usb_leaf_bittiming_const,
++ .bittiming_const = &kvaser_usb_leaf_m16c_bittiming_const,
++};
++
++static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_m32c_dev_cfg = {
++ .clock = {
++ .freq = 16000000,
++ },
++ .timestamp_freq = 1,
++ .bittiming_const = &kvaser_usb_leaf_m32c_bittiming_const,
+ };
+
+-static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_16mhz = {
++static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_imx_dev_cfg_16mhz = {
+ .clock = {
+ .freq = 16000000,
+ },
+ .timestamp_freq = 1,
+- .bittiming_const = &kvaser_usb_leaf_bittiming_const,
++ .bittiming_const = &kvaser_usb_flexc_bittiming_const,
+ };
+
+-static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_24mhz = {
++static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_imx_dev_cfg_24mhz = {
+ .clock = {
+ .freq = 24000000,
+ },
+ .timestamp_freq = 1,
+- .bittiming_const = &kvaser_usb_leaf_bittiming_const,
++ .bittiming_const = &kvaser_usb_flexc_bittiming_const,
+ };
+
+-static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_dev_cfg_32mhz = {
++static const struct kvaser_usb_dev_cfg kvaser_usb_leaf_imx_dev_cfg_32mhz = {
+ .clock = {
+ .freq = 32000000,
+ },
+ .timestamp_freq = 1,
+- .bittiming_const = &kvaser_usb_leaf_bittiming_const,
++ .bittiming_const = &kvaser_usb_flexc_bittiming_const,
+ };
+
+ static void *
+@@ -529,17 +539,17 @@ static void kvaser_usb_leaf_get_software
+ /* Firmware expects bittiming parameters calculated for 16MHz
+ * clock, regardless of the actual clock
+ */
+- dev->cfg = &kvaser_usb_leaf_dev_cfg_16mhz;
++ dev->cfg = &kvaser_usb_leaf_m32c_dev_cfg;
+ } else {
+ switch (sw_options & KVASER_USB_LEAF_SWOPTION_FREQ_MASK) {
+ case KVASER_USB_LEAF_SWOPTION_FREQ_16_MHZ_CLK:
+- dev->cfg = &kvaser_usb_leaf_dev_cfg_16mhz;
++ dev->cfg = &kvaser_usb_leaf_imx_dev_cfg_16mhz;
+ break;
+ case KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK:
+- dev->cfg = &kvaser_usb_leaf_dev_cfg_24mhz;
++ dev->cfg = &kvaser_usb_leaf_imx_dev_cfg_24mhz;
+ break;
+ case KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK:
+- dev->cfg = &kvaser_usb_leaf_dev_cfg_32mhz;
++ dev->cfg = &kvaser_usb_leaf_imx_dev_cfg_32mhz;
+ break;
+ }
+ }
+@@ -566,7 +576,7 @@ static int kvaser_usb_leaf_get_software_
+ dev->fw_version = le32_to_cpu(cmd.u.usbcan.softinfo.fw_version);
+ dev->max_tx_urbs =
+ le16_to_cpu(cmd.u.usbcan.softinfo.max_outstanding_tx);
+- dev->cfg = &kvaser_usb_leaf_dev_cfg_8mhz;
++ dev->cfg = &kvaser_usb_leaf_usbcan_dev_cfg;
+ break;
+ }
+
--- /dev/null
+From foo@baz Sun Jul 10 04:19:33 PM CEST 2022
+From: Jimmy Assarsson <extja@kvaser.com>
+Date: Fri, 8 Jul 2022 20:48:18 +0200
+Subject: can: kvaser_usb: kvaser_usb_leaf: fix CAN clock frequency regression
+To: stable@vger.kernel.org, linux-can@vger.kernel.org, Marc Kleine-Budde <mkl@pengutronix.de>
+Cc: Jimmy Assarsson <jimmyassarsson@gmail.com>, Jimmy Assarsson <extja@kvaser.com>
+Message-ID: <20220708184819.281103-3-extja@kvaser.com>
+
+From: Jimmy Assarsson <extja@kvaser.com>
+
+commit e6c80e601053ffdac5709f11ff3ec1e19ed05f7b upstream.
+
+The firmware of M32C based Leaf devices expects bittiming parameters
+calculated for 16MHz clock. Since we use the actual clock frequency of
+the device, the device may end up with wrong bittiming parameters,
+depending on user requested parameters.
+
+This regression affects M32C based Leaf devices with non-16MHz clock.
+
+Fixes: 854a2bede1f0 ("can: kvaser_usb: get CAN clock frequency from device")
+Link: https://lore.kernel.org/all/20220603083820.800246-3-extja@kvaser.com
+Cc: stable@vger.kernel.org
+Signed-off-by: Jimmy Assarsson <extja@kvaser.com>
+Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+ drivers/net/can/usb/kvaser_usb/kvaser_usb.h | 1
+ drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c | 29 +++++++++++++++--------
+ drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c | 25 ++++++++++++-------
+ 3 files changed, 36 insertions(+), 19 deletions(-)
+
+--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
++++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
+@@ -38,6 +38,7 @@
+ /* Kvaser USB device quirks */
+ #define KVASER_USB_QUIRK_HAS_SILENT_MODE BIT(0)
+ #define KVASER_USB_QUIRK_HAS_TXRX_ERRORS BIT(1)
++#define KVASER_USB_QUIRK_IGNORE_CLK_FREQ BIT(2)
+
+ /* Device capabilities */
+ #define KVASER_USB_CAP_BERR_CAP 0x01
+--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
++++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
+@@ -92,26 +92,33 @@ static const struct kvaser_usb_driver_in
+ };
+
+ static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf = {
+- .quirks = 0,
++ .quirks = KVASER_USB_QUIRK_IGNORE_CLK_FREQ,
+ .family = KVASER_LEAF,
+ .ops = &kvaser_usb_leaf_dev_ops,
+ };
+
+ static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf_err = {
+- .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS,
++ .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS |
++ KVASER_USB_QUIRK_IGNORE_CLK_FREQ,
+ .family = KVASER_LEAF,
+ .ops = &kvaser_usb_leaf_dev_ops,
+ };
+
+ static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf_err_listen = {
+ .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS |
+- KVASER_USB_QUIRK_HAS_SILENT_MODE,
++ KVASER_USB_QUIRK_HAS_SILENT_MODE |
++ KVASER_USB_QUIRK_IGNORE_CLK_FREQ,
+ .family = KVASER_LEAF,
+ .ops = &kvaser_usb_leaf_dev_ops,
+ };
+
++static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leafimx = {
++ .quirks = 0,
++ .ops = &kvaser_usb_leaf_dev_ops,
++};
++
+ static const struct usb_device_id kvaser_usb_table[] = {
+- /* Leaf USB product IDs */
++ /* Leaf M32C USB product IDs */
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_DEVEL_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_PRODUCT_ID),
+@@ -152,16 +159,18 @@ static const struct usb_device_id kvaser
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_CAN_R_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
++
++ /* Leaf i.MX28 USB product IDs */
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_V2_PRODUCT_ID),
+- .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_HS_PRODUCT_ID),
+- .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LIGHT_HS_V2_OEM_PRODUCT_ID),
+- .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_2HS_PRODUCT_ID),
+- .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_2HS_PRODUCT_ID),
+- .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leafimx },
+
+ /* USBCANII USB product IDs */
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN2_PRODUCT_ID),
+@@ -190,7 +199,7 @@ static const struct usb_device_id kvaser
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_2HS_V2_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_2CANLIN_PRODUCT_ID),
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_CANLIN_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_USBCAN_PRO_2HS_V2_PRODUCT_ID),
+ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
++++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+@@ -525,16 +525,23 @@ static void kvaser_usb_leaf_get_software
+ dev->fw_version = le32_to_cpu(softinfo->fw_version);
+ dev->max_tx_urbs = le16_to_cpu(softinfo->max_outstanding_tx);
+
+- switch (sw_options & KVASER_USB_LEAF_SWOPTION_FREQ_MASK) {
+- case KVASER_USB_LEAF_SWOPTION_FREQ_16_MHZ_CLK:
++ if (dev->driver_info->quirks & KVASER_USB_QUIRK_IGNORE_CLK_FREQ) {
++ /* Firmware expects bittiming parameters calculated for 16MHz
++ * clock, regardless of the actual clock
++ */
+ dev->cfg = &kvaser_usb_leaf_dev_cfg_16mhz;
+- break;
+- case KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK:
+- dev->cfg = &kvaser_usb_leaf_dev_cfg_24mhz;
+- break;
+- case KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK:
+- dev->cfg = &kvaser_usb_leaf_dev_cfg_32mhz;
+- break;
++ } else {
++ switch (sw_options & KVASER_USB_LEAF_SWOPTION_FREQ_MASK) {
++ case KVASER_USB_LEAF_SWOPTION_FREQ_16_MHZ_CLK:
++ dev->cfg = &kvaser_usb_leaf_dev_cfg_16mhz;
++ break;
++ case KVASER_USB_LEAF_SWOPTION_FREQ_24_MHZ_CLK:
++ dev->cfg = &kvaser_usb_leaf_dev_cfg_24mhz;
++ break;
++ case KVASER_USB_LEAF_SWOPTION_FREQ_32_MHZ_CLK:
++ dev->cfg = &kvaser_usb_leaf_dev_cfg_32mhz;
++ break;
++ }
+ }
+ }
+
--- /dev/null
+From foo@baz Sun Jul 10 04:19:33 PM CEST 2022
+From: Jimmy Assarsson <extja@kvaser.com>
+Date: Fri, 8 Jul 2022 20:48:17 +0200
+Subject: can: kvaser_usb: replace run-time checks with struct kvaser_usb_driver_info
+To: stable@vger.kernel.org, linux-can@vger.kernel.org, Marc Kleine-Budde <mkl@pengutronix.de>
+Cc: Jimmy Assarsson <jimmyassarsson@gmail.com>, Jimmy Assarsson <extja@kvaser.com>
+Message-ID: <20220708184819.281103-2-extja@kvaser.com>
+
+From: Jimmy Assarsson <extja@kvaser.com>
+
+commit 49f274c72357d2d74cba70b172cf369768909707 upstream.
+
+Unify and move compile-time known information into new struct
+kvaser_usb_driver_info, in favor of run-time checks.
+
+All Kvaser USBcanII supports listen-only mode and error counter
+reporting.
+
+Link: https://lore.kernel.org/all/20220603083820.800246-2-extja@kvaser.com
+Suggested-by: Marc Kleine-Budde <mkl@pengutronix.de>
+Cc: stable@vger.kernel.org
+Signed-off-by: Jimmy Assarsson <extja@kvaser.com>
+[mkl: move struct kvaser_usb_driver_info into kvaser_usb_core.c]
+Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
+Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+---
+ drivers/net/can/usb/kvaser_usb/kvaser_usb.h | 22 +-
+ drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c | 244 ++++++++++++-----------
+ drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c | 24 +-
+ 3 files changed, 155 insertions(+), 135 deletions(-)
+
+--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
++++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb.h
+@@ -35,9 +35,9 @@
+ #define KVASER_USB_RX_BUFFER_SIZE 3072
+ #define KVASER_USB_MAX_NET_DEVICES 5
+
+-/* USB devices features */
+-#define KVASER_USB_HAS_SILENT_MODE BIT(0)
+-#define KVASER_USB_HAS_TXRX_ERRORS BIT(1)
++/* Kvaser USB device quirks */
++#define KVASER_USB_QUIRK_HAS_SILENT_MODE BIT(0)
++#define KVASER_USB_QUIRK_HAS_TXRX_ERRORS BIT(1)
+
+ /* Device capabilities */
+ #define KVASER_USB_CAP_BERR_CAP 0x01
+@@ -65,12 +65,7 @@ struct kvaser_usb_dev_card_data_hydra {
+ struct kvaser_usb_dev_card_data {
+ u32 ctrlmode_supported;
+ u32 capabilities;
+- union {
+- struct {
+- enum kvaser_usb_leaf_family family;
+- } leaf;
+- struct kvaser_usb_dev_card_data_hydra hydra;
+- };
++ struct kvaser_usb_dev_card_data_hydra hydra;
+ };
+
+ /* Context for an outstanding, not yet ACKed, transmission */
+@@ -84,7 +79,7 @@ struct kvaser_usb {
+ struct usb_device *udev;
+ struct usb_interface *intf;
+ struct kvaser_usb_net_priv *nets[KVASER_USB_MAX_NET_DEVICES];
+- const struct kvaser_usb_dev_ops *ops;
++ const struct kvaser_usb_driver_info *driver_info;
+ const struct kvaser_usb_dev_cfg *cfg;
+
+ struct usb_endpoint_descriptor *bulk_in, *bulk_out;
+@@ -166,6 +161,12 @@ struct kvaser_usb_dev_ops {
+ int *cmd_len, u16 transid);
+ };
+
++struct kvaser_usb_driver_info {
++ u32 quirks;
++ enum kvaser_usb_leaf_family family;
++ const struct kvaser_usb_dev_ops *ops;
++};
++
+ struct kvaser_usb_dev_cfg {
+ const struct can_clock clock;
+ const unsigned int timestamp_freq;
+@@ -185,4 +186,5 @@ int kvaser_usb_send_cmd_async(struct kva
+ int len);
+
+ int kvaser_usb_can_rx_over_error(struct net_device *netdev);
++
+ #endif /* KVASER_USB_H */
+--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
++++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_core.c
+@@ -79,104 +79,125 @@
+ #define USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID 269
+ #define USB_HYBRID_PRO_CANLIN_PRODUCT_ID 270
+
+-static inline bool kvaser_is_leaf(const struct usb_device_id *id)
+-{
+- return (id->idProduct >= USB_LEAF_DEVEL_PRODUCT_ID &&
+- id->idProduct <= USB_CAN_R_PRODUCT_ID) ||
+- (id->idProduct >= USB_LEAF_LITE_V2_PRODUCT_ID &&
+- id->idProduct <= USB_MINI_PCIE_2HS_PRODUCT_ID);
+-}
++static const struct kvaser_usb_driver_info kvaser_usb_driver_info_hydra = {
++ .quirks = 0,
++ .ops = &kvaser_usb_hydra_dev_ops,
++};
+
+-static inline bool kvaser_is_usbcan(const struct usb_device_id *id)
+-{
+- return id->idProduct >= USB_USBCAN_REVB_PRODUCT_ID &&
+- id->idProduct <= USB_MEMORATOR_PRODUCT_ID;
+-}
++static const struct kvaser_usb_driver_info kvaser_usb_driver_info_usbcan = {
++ .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS |
++ KVASER_USB_QUIRK_HAS_SILENT_MODE,
++ .family = KVASER_USBCAN,
++ .ops = &kvaser_usb_leaf_dev_ops,
++};
+
+-static inline bool kvaser_is_hydra(const struct usb_device_id *id)
+-{
+- return id->idProduct >= USB_BLACKBIRD_V2_PRODUCT_ID &&
+- id->idProduct <= USB_HYBRID_PRO_CANLIN_PRODUCT_ID;
+-}
++static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf = {
++ .quirks = 0,
++ .family = KVASER_LEAF,
++ .ops = &kvaser_usb_leaf_dev_ops,
++};
++
++static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf_err = {
++ .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS,
++ .family = KVASER_LEAF,
++ .ops = &kvaser_usb_leaf_dev_ops,
++};
++
++static const struct kvaser_usb_driver_info kvaser_usb_driver_info_leaf_err_listen = {
++ .quirks = KVASER_USB_QUIRK_HAS_TXRX_ERRORS |
++ KVASER_USB_QUIRK_HAS_SILENT_MODE,
++ .family = KVASER_LEAF,
++ .ops = &kvaser_usb_leaf_dev_ops,
++};
+
+ static const struct usb_device_id kvaser_usb_table[] = {
+ /* Leaf USB product IDs */
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_DEVEL_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_PRODUCT_ID) },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_DEVEL_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
+- KVASER_USB_HAS_SILENT_MODE },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_SPRO_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
+- KVASER_USB_HAS_SILENT_MODE },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_LS_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
+- KVASER_USB_HAS_SILENT_MODE },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_SWC_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
+- KVASER_USB_HAS_SILENT_MODE },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_LIN_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
+- KVASER_USB_HAS_SILENT_MODE },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_SPRO_LS_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
+- KVASER_USB_HAS_SILENT_MODE },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_SPRO_SWC_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
+- KVASER_USB_HAS_SILENT_MODE },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO2_DEVEL_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
+- KVASER_USB_HAS_SILENT_MODE },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO2_HSHS_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
+- KVASER_USB_HAS_SILENT_MODE },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_UPRO_HSHS_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_GI_PRODUCT_ID) },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_GI_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_OBDII_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS |
+- KVASER_USB_HAS_SILENT_MODE },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err_listen },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO2_HSLS_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_CH_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_BLACKBIRD_SPRO_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_OEM_MERCURY_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_OEM_LEAF_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_CAN_R_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_V2_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_HS_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LIGHT_HS_V2_OEM_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_2HS_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_2HS_PRODUCT_ID) },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf_err },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LITE_V2_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_HS_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_LIGHT_HS_V2_OEM_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_2HS_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_MINI_PCIE_2HS_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_leaf },
+
+ /* USBCANII USB product IDs */
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN2_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_REVB_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMORATOR_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan },
+ { USB_DEVICE(KVASER_VENDOR_ID, USB_VCI2_PRODUCT_ID),
+- .driver_info = KVASER_USB_HAS_TXRX_ERRORS },
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_usbcan },
+
+ /* Minihydra USB product IDs */
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_BLACKBIRD_V2_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_5HS_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_5HS_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_4HS_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_HS_V2_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_2HS_V2_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_2HS_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_2HS_V2_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_CANLIN_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_USBCAN_PRO_2HS_V2_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID) },
+- { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_PRO_CANLIN_PRODUCT_ID) },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_BLACKBIRD_V2_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_5HS_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_5HS_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_4HS_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_HS_V2_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_2HS_V2_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_2HS_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_2HS_V2_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_2CANLIN_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_USBCAN_PRO_2HS_V2_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
++ { USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_PRO_CANLIN_PRODUCT_ID),
++ .driver_info = (kernel_ulong_t)&kvaser_usb_driver_info_hydra },
+ { }
+ };
+ MODULE_DEVICE_TABLE(usb, kvaser_usb_table);
+@@ -267,6 +288,7 @@ int kvaser_usb_can_rx_over_error(struct
+ static void kvaser_usb_read_bulk_callback(struct urb *urb)
+ {
+ struct kvaser_usb *dev = urb->context;
++ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
+ int err;
+ unsigned int i;
+
+@@ -283,8 +305,8 @@ static void kvaser_usb_read_bulk_callbac
+ goto resubmit_urb;
+ }
+
+- dev->ops->dev_read_bulk_callback(dev, urb->transfer_buffer,
+- urb->actual_length);
++ ops->dev_read_bulk_callback(dev, urb->transfer_buffer,
++ urb->actual_length);
+
+ resubmit_urb:
+ usb_fill_bulk_urb(urb, dev->udev,
+@@ -378,6 +400,7 @@ static int kvaser_usb_open(struct net_de
+ {
+ struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
+ struct kvaser_usb *dev = priv->dev;
++ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
+ int err;
+
+ err = open_candev(netdev);
+@@ -388,11 +411,11 @@ static int kvaser_usb_open(struct net_de
+ if (err)
+ goto error;
+
+- err = dev->ops->dev_set_opt_mode(priv);
++ err = ops->dev_set_opt_mode(priv);
+ if (err)
+ goto error;
+
+- err = dev->ops->dev_start_chip(priv);
++ err = ops->dev_start_chip(priv);
+ if (err) {
+ netdev_warn(netdev, "Cannot start device, error %d\n", err);
+ goto error;
+@@ -449,22 +472,23 @@ static int kvaser_usb_close(struct net_d
+ {
+ struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
+ struct kvaser_usb *dev = priv->dev;
++ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
+ int err;
+
+ netif_stop_queue(netdev);
+
+- err = dev->ops->dev_flush_queue(priv);
++ err = ops->dev_flush_queue(priv);
+ if (err)
+ netdev_warn(netdev, "Cannot flush queue, error %d\n", err);
+
+- if (dev->ops->dev_reset_chip) {
+- err = dev->ops->dev_reset_chip(dev, priv->channel);
++ if (ops->dev_reset_chip) {
++ err = ops->dev_reset_chip(dev, priv->channel);
+ if (err)
+ netdev_warn(netdev, "Cannot reset card, error %d\n",
+ err);
+ }
+
+- err = dev->ops->dev_stop_chip(priv);
++ err = ops->dev_stop_chip(priv);
+ if (err)
+ netdev_warn(netdev, "Cannot stop device, error %d\n", err);
+
+@@ -503,6 +527,7 @@ static netdev_tx_t kvaser_usb_start_xmit
+ {
+ struct kvaser_usb_net_priv *priv = netdev_priv(netdev);
+ struct kvaser_usb *dev = priv->dev;
++ const struct kvaser_usb_dev_ops *ops = dev->driver_info->ops;
+ struct net_device_stats *stats = &netdev->stats;
+ struct kvaser_usb_tx_urb_context *context = NULL;
+ struct urb *urb;
+@@ -545,8 +570,8 @@ static netdev_tx_t kvaser_usb_start_xmit
+ goto freeurb;
+ }
+
+- buf = dev->ops->dev_frame_to_cmd(priv, skb, &context->dlc, &cmd_len,
+- context->echo_index);
++ buf = ops->dev_frame_to_cmd(priv, skb, &context->dlc, &cmd_len,
++ context->echo_index);
+ if (!buf) {
+ stats->tx_dropped++;
+ dev_kfree_skb(skb);
+@@ -630,15 +655,16 @@ static void kvaser_usb_remove_interfaces
+ }
+ }
+
+-static int kvaser_usb_init_one(struct kvaser_usb *dev,
+- const struct usb_device_id *id, int channel)
++static int kvaser_usb_init_one(struct kvaser_usb *dev, int channel)
+ {
+ struct net_device *netdev;
+ struct kvaser_usb_net_priv *priv;
++ const struct kvaser_usb_driver_info *driver_info = dev->driver_info;
++ const struct kvaser_usb_dev_ops *ops = driver_info->ops;
+ int err;
+
+- if (dev->ops->dev_reset_chip) {
+- err = dev->ops->dev_reset_chip(dev, channel);
++ if (ops->dev_reset_chip) {
++ err = ops->dev_reset_chip(dev, channel);
+ if (err)
+ return err;
+ }
+@@ -667,20 +693,19 @@ static int kvaser_usb_init_one(struct kv
+ priv->can.state = CAN_STATE_STOPPED;
+ priv->can.clock.freq = dev->cfg->clock.freq;
+ priv->can.bittiming_const = dev->cfg->bittiming_const;
+- priv->can.do_set_bittiming = dev->ops->dev_set_bittiming;
+- priv->can.do_set_mode = dev->ops->dev_set_mode;
+- if ((id->driver_info & KVASER_USB_HAS_TXRX_ERRORS) ||
++ priv->can.do_set_bittiming = ops->dev_set_bittiming;
++ priv->can.do_set_mode = ops->dev_set_mode;
++ if ((driver_info->quirks & KVASER_USB_QUIRK_HAS_TXRX_ERRORS) ||
+ (priv->dev->card_data.capabilities & KVASER_USB_CAP_BERR_CAP))
+- priv->can.do_get_berr_counter = dev->ops->dev_get_berr_counter;
+- if (id->driver_info & KVASER_USB_HAS_SILENT_MODE)
++ priv->can.do_get_berr_counter = ops->dev_get_berr_counter;
++ if (driver_info->quirks & KVASER_USB_QUIRK_HAS_SILENT_MODE)
+ priv->can.ctrlmode_supported |= CAN_CTRLMODE_LISTENONLY;
+
+ priv->can.ctrlmode_supported |= dev->card_data.ctrlmode_supported;
+
+ if (priv->can.ctrlmode_supported & CAN_CTRLMODE_FD) {
+ priv->can.data_bittiming_const = dev->cfg->data_bittiming_const;
+- priv->can.do_set_data_bittiming =
+- dev->ops->dev_set_data_bittiming;
++ priv->can.do_set_data_bittiming = ops->dev_set_data_bittiming;
+ }
+
+ netdev->flags |= IFF_ECHO;
+@@ -711,29 +736,22 @@ static int kvaser_usb_probe(struct usb_i
+ struct kvaser_usb *dev;
+ int err;
+ int i;
++ const struct kvaser_usb_driver_info *driver_info;
++ const struct kvaser_usb_dev_ops *ops;
++
++ driver_info = (const struct kvaser_usb_driver_info *)id->driver_info;
++ if (!driver_info)
++ return -ENODEV;
+
+ dev = devm_kzalloc(&intf->dev, sizeof(*dev), GFP_KERNEL);
+ if (!dev)
+ return -ENOMEM;
+
+- if (kvaser_is_leaf(id)) {
+- dev->card_data.leaf.family = KVASER_LEAF;
+- dev->ops = &kvaser_usb_leaf_dev_ops;
+- } else if (kvaser_is_usbcan(id)) {
+- dev->card_data.leaf.family = KVASER_USBCAN;
+- dev->ops = &kvaser_usb_leaf_dev_ops;
+- } else if (kvaser_is_hydra(id)) {
+- dev->ops = &kvaser_usb_hydra_dev_ops;
+- } else {
+- dev_err(&intf->dev,
+- "Product ID (%d) is not a supported Kvaser USB device\n",
+- id->idProduct);
+- return -ENODEV;
+- }
+-
+ dev->intf = intf;
++ dev->driver_info = driver_info;
++ ops = driver_info->ops;
+
+- err = dev->ops->dev_setup_endpoints(dev);
++ err = ops->dev_setup_endpoints(dev);
+ if (err) {
+ dev_err(&intf->dev, "Cannot get usb endpoint(s)");
+ return err;
+@@ -747,22 +765,22 @@ static int kvaser_usb_probe(struct usb_i
+
+ dev->card_data.ctrlmode_supported = 0;
+ dev->card_data.capabilities = 0;
+- err = dev->ops->dev_init_card(dev);
++ err = ops->dev_init_card(dev);
+ if (err) {
+ dev_err(&intf->dev,
+ "Failed to initialize card, error %d\n", err);
+ return err;
+ }
+
+- err = dev->ops->dev_get_software_info(dev);
++ err = ops->dev_get_software_info(dev);
+ if (err) {
+ dev_err(&intf->dev,
+ "Cannot get software info, error %d\n", err);
+ return err;
+ }
+
+- if (dev->ops->dev_get_software_details) {
+- err = dev->ops->dev_get_software_details(dev);
++ if (ops->dev_get_software_details) {
++ err = ops->dev_get_software_details(dev);
+ if (err) {
+ dev_err(&intf->dev,
+ "Cannot get software details, error %d\n", err);
+@@ -780,14 +798,14 @@ static int kvaser_usb_probe(struct usb_i
+
+ dev_dbg(&intf->dev, "Max outstanding tx = %d URBs\n", dev->max_tx_urbs);
+
+- err = dev->ops->dev_get_card_info(dev);
++ err = ops->dev_get_card_info(dev);
+ if (err) {
+ dev_err(&intf->dev, "Cannot get card info, error %d\n", err);
+ return err;
+ }
+
+- if (dev->ops->dev_get_capabilities) {
+- err = dev->ops->dev_get_capabilities(dev);
++ if (ops->dev_get_capabilities) {
++ err = ops->dev_get_capabilities(dev);
+ if (err) {
+ dev_err(&intf->dev,
+ "Cannot get capabilities, error %d\n", err);
+@@ -797,7 +815,7 @@ static int kvaser_usb_probe(struct usb_i
+ }
+
+ for (i = 0; i < dev->nchannels; i++) {
+- err = kvaser_usb_init_one(dev, id, i);
++ err = kvaser_usb_init_one(dev, i);
+ if (err) {
+ kvaser_usb_remove_interfaces(dev);
+ return err;
+--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
++++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+@@ -405,7 +405,7 @@ kvaser_usb_leaf_frame_to_cmd(const struc
+ sizeof(struct kvaser_cmd_tx_can);
+ cmd->u.tx_can.channel = priv->channel;
+
+- switch (dev->card_data.leaf.family) {
++ switch (dev->driver_info->family) {
+ case KVASER_LEAF:
+ cmd_tx_can_flags = &cmd->u.tx_can.leaf.flags;
+ break;
+@@ -551,7 +551,7 @@ static int kvaser_usb_leaf_get_software_
+ if (err)
+ return err;
+
+- switch (dev->card_data.leaf.family) {
++ switch (dev->driver_info->family) {
+ case KVASER_LEAF:
+ kvaser_usb_leaf_get_software_info_leaf(dev, &cmd.u.leaf.softinfo);
+ break;
+@@ -598,7 +598,7 @@ static int kvaser_usb_leaf_get_card_info
+
+ dev->nchannels = cmd.u.cardinfo.nchannels;
+ if (dev->nchannels > KVASER_USB_MAX_NET_DEVICES ||
+- (dev->card_data.leaf.family == KVASER_USBCAN &&
++ (dev->driver_info->family == KVASER_USBCAN &&
+ dev->nchannels > MAX_USBCAN_NET_DEVICES))
+ return -EINVAL;
+
+@@ -734,7 +734,7 @@ kvaser_usb_leaf_rx_error_update_can_stat
+ new_state < CAN_STATE_BUS_OFF)
+ priv->can.can_stats.restarts++;
+
+- switch (dev->card_data.leaf.family) {
++ switch (dev->driver_info->family) {
+ case KVASER_LEAF:
+ if (es->leaf.error_factor) {
+ priv->can.can_stats.bus_error++;
+@@ -813,7 +813,7 @@ static void kvaser_usb_leaf_rx_error(con
+ }
+ }
+
+- switch (dev->card_data.leaf.family) {
++ switch (dev->driver_info->family) {
+ case KVASER_LEAF:
+ if (es->leaf.error_factor) {
+ cf->can_id |= CAN_ERR_BUSERROR | CAN_ERR_PROT;
+@@ -1005,7 +1005,7 @@ static void kvaser_usb_leaf_rx_can_msg(c
+ stats = &priv->netdev->stats;
+
+ if ((cmd->u.rx_can_header.flag & MSG_FLAG_ERROR_FRAME) &&
+- (dev->card_data.leaf.family == KVASER_LEAF &&
++ (dev->driver_info->family == KVASER_LEAF &&
+ cmd->id == CMD_LEAF_LOG_MESSAGE)) {
+ kvaser_usb_leaf_leaf_rx_error(dev, cmd);
+ return;
+@@ -1021,7 +1021,7 @@ static void kvaser_usb_leaf_rx_can_msg(c
+ return;
+ }
+
+- switch (dev->card_data.leaf.family) {
++ switch (dev->driver_info->family) {
+ case KVASER_LEAF:
+ rx_data = cmd->u.leaf.rx_can.data;
+ break;
+@@ -1036,7 +1036,7 @@ static void kvaser_usb_leaf_rx_can_msg(c
+ return;
+ }
+
+- if (dev->card_data.leaf.family == KVASER_LEAF && cmd->id ==
++ if (dev->driver_info->family == KVASER_LEAF && cmd->id ==
+ CMD_LEAF_LOG_MESSAGE) {
+ cf->can_id = le32_to_cpu(cmd->u.leaf.log_message.id);
+ if (cf->can_id & KVASER_EXTENDED_FRAME)
+@@ -1133,14 +1133,14 @@ static void kvaser_usb_leaf_handle_comma
+ break;
+
+ case CMD_LEAF_LOG_MESSAGE:
+- if (dev->card_data.leaf.family != KVASER_LEAF)
++ if (dev->driver_info->family != KVASER_LEAF)
+ goto warn;
+ kvaser_usb_leaf_rx_can_msg(dev, cmd);
+ break;
+
+ case CMD_CHIP_STATE_EVENT:
+ case CMD_CAN_ERROR_EVENT:
+- if (dev->card_data.leaf.family == KVASER_LEAF)
++ if (dev->driver_info->family == KVASER_LEAF)
+ kvaser_usb_leaf_leaf_rx_error(dev, cmd);
+ else
+ kvaser_usb_leaf_usbcan_rx_error(dev, cmd);
+@@ -1152,12 +1152,12 @@ static void kvaser_usb_leaf_handle_comma
+
+ /* Ignored commands */
+ case CMD_USBCAN_CLOCK_OVERFLOW_EVENT:
+- if (dev->card_data.leaf.family != KVASER_USBCAN)
++ if (dev->driver_info->family != KVASER_USBCAN)
+ goto warn;
+ break;
+
+ case CMD_FLUSH_QUEUE_REPLY:
+- if (dev->card_data.leaf.family != KVASER_LEAF)
++ if (dev->driver_info->family != KVASER_LEAF)
+ goto warn;
+ break;
+