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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-17 11:57:07 +07:00
can: kvaser_usb: Add support for Kvaser USB hydra family
This patch adds support for a new Kvaser USB family, denoted hydra. The hydra family currently contains USB devices with one CAN channel up to five. There are devices with and without CAN FD support. Signed-off-by: Jimmy Assarsson <extja@kvaser.com> Signed-off-by: Christer Beskow <chbe@kvaser.com> Signed-off-by: Nicklas Johansson <extnj@kvaser.com> Signed-off-by: Martin Henriksson <mh@kvaser.com> Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
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@ -32,7 +32,7 @@ config CAN_KVASER_USB
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tristate "Kvaser CAN/USB interface"
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---help---
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This driver adds support for Kvaser CAN/USB devices like Kvaser
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Leaf Light and Kvaser USBcan II.
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Leaf Light, Kvaser USBcan II and Kvaser Memorator Pro 5xHS.
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The driver provides support for the following devices:
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- Kvaser Leaf Light
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@ -61,6 +61,18 @@ config CAN_KVASER_USB
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- Kvaser Memorator HS/HS
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- Kvaser Memorator HS/LS
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- Scania VCI2 (if you have the Kvaser logo on top)
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- Kvaser BlackBird v2
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- Kvaser Leaf Pro HS v2
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- Kvaser Hybrid 2xCAN/LIN
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- Kvaser Hybrid Pro 2xCAN/LIN
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- Kvaser Memorator 2xHS v2
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- Kvaser Memorator Pro 2xHS v2
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- Kvaser Memorator Pro 5xHS
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- Kvaser USBcan Light 4xHS
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- Kvaser USBcan Pro 2xHS v2
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- Kvaser USBcan Pro 5xHS
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- ATI Memorator Pro 2xHS v2
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- ATI USBcan Pro 2xHS v2
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If unsure, say N.
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@ -1,2 +1,2 @@
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obj-$(CONFIG_CAN_KVASER_USB) += kvaser_usb.o
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kvaser_usb-y = kvaser_usb_core.o kvaser_usb_leaf.o
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kvaser_usb-y = kvaser_usb_core.o kvaser_usb_leaf.o kvaser_usb_hydra.o
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@ -3,6 +3,7 @@
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* - Kvaser linux leaf driver (version 4.78)
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* - CAN driver for esd CAN-USB/2
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* - Kvaser linux usbcanII driver (version 5.3)
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* - Kvaser linux mhydra driver (version 5.24)
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*
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* Copyright (C) 2002-2018 KVASER AB, Sweden. All rights reserved.
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* Copyright (C) 2010 Matthias Fuchs <matthias.fuchs@esd.eu>, esd gmbh
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@ -13,8 +14,10 @@
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#ifndef KVASER_USB_H
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#define KVASER_USB_H
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/* Kvaser USB CAN dongles are divided into two major families:
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* - Leaf: Based on Renesas M32C, running firmware labeled as 'filo'
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/* Kvaser USB CAN dongles are divided into three major platforms:
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* - Hydra: Running firmware labeled as 'mhydra'
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* - Leaf: Based on Renesas M32C or Freescale i.MX28, running firmware labeled
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* as 'filo'
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* - UsbcanII: Based on Renesas M16C, running firmware labeled as 'helios'
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*/
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@ -30,12 +33,17 @@
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#define KVASER_USB_MAX_TX_URBS 128
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#define KVASER_USB_TIMEOUT 1000 /* msecs */
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#define KVASER_USB_RX_BUFFER_SIZE 3072
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#define KVASER_USB_MAX_NET_DEVICES 3
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#define KVASER_USB_MAX_NET_DEVICES 5
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/* USB devices features */
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#define KVASER_USB_HAS_SILENT_MODE BIT(0)
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#define KVASER_USB_HAS_TXRX_ERRORS BIT(1)
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/* Device capabilities */
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#define KVASER_USB_CAP_BERR_CAP 0x01
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#define KVASER_USB_CAP_EXT_CAP 0x02
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#define KVASER_USB_HYDRA_CAP_EXT_CMD 0x04
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struct kvaser_usb_dev_cfg;
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enum kvaser_usb_leaf_family {
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@ -43,11 +51,26 @@ enum kvaser_usb_leaf_family {
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KVASER_USBCAN,
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};
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#define KVASER_USB_HYDRA_MAX_CMD_LEN 128
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struct kvaser_usb_dev_card_data_hydra {
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u8 channel_to_he[KVASER_USB_MAX_NET_DEVICES];
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u8 sysdbg_he;
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spinlock_t transid_lock; /* lock for transid */
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u16 transid;
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/* lock for usb_rx_leftover and usb_rx_leftover_len */
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spinlock_t usb_rx_leftover_lock;
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u8 usb_rx_leftover[KVASER_USB_HYDRA_MAX_CMD_LEN];
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u8 usb_rx_leftover_len;
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};
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struct kvaser_usb_dev_card_data {
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u32 ctrlmode_supported;
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struct {
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enum kvaser_usb_leaf_family family;
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} leaf;
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u32 capabilities;
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union {
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struct {
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enum kvaser_usb_leaf_family family;
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} leaf;
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struct kvaser_usb_dev_card_data_hydra hydra;
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};
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};
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/* Context for an outstanding, not yet ACKed, transmission */
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@ -89,7 +112,7 @@ struct kvaser_usb_net_priv {
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struct net_device *netdev;
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int channel;
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struct completion start_comp, stop_comp;
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struct completion start_comp, stop_comp, flush_comp;
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struct usb_anchor tx_submitted;
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spinlock_t tx_contexts_lock; /* lock for active_tx_contexts */
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@ -101,12 +124,15 @@ struct kvaser_usb_net_priv {
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* struct kvaser_usb_dev_ops - Device specific functions
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* @dev_set_mode: used for can.do_set_mode
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* @dev_set_bittiming: used for can.do_set_bittiming
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* @dev_set_data_bittiming: used for can.do_set_data_bittiming
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* @dev_get_berr_counter: used for can.do_get_berr_counter
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*
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* @dev_setup_endpoints: setup USB in and out endpoints
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* @dev_init_card: initialize card
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* @dev_get_software_info: get software info
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* @dev_get_software_details: get software details
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* @dev_get_card_info: get card info
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* @dev_get_capabilities: discover device capabilities
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*
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* @dev_set_opt_mode: set ctrlmod
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* @dev_start_chip: start the CAN controller
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@ -119,12 +145,15 @@ struct kvaser_usb_net_priv {
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struct kvaser_usb_dev_ops {
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int (*dev_set_mode)(struct net_device *netdev, enum can_mode mode);
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int (*dev_set_bittiming)(struct net_device *netdev);
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int (*dev_set_data_bittiming)(struct net_device *netdev);
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int (*dev_get_berr_counter)(const struct net_device *netdev,
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struct can_berr_counter *bec);
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int (*dev_setup_endpoints)(struct kvaser_usb *dev);
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int (*dev_init_card)(struct kvaser_usb *dev);
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int (*dev_get_software_info)(struct kvaser_usb *dev);
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int (*dev_get_software_details)(struct kvaser_usb *dev);
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int (*dev_get_card_info)(struct kvaser_usb *dev);
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int (*dev_get_capabilities)(struct kvaser_usb *dev);
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int (*dev_set_opt_mode)(const struct kvaser_usb_net_priv *priv);
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int (*dev_start_chip)(struct kvaser_usb_net_priv *priv);
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int (*dev_stop_chip)(struct kvaser_usb_net_priv *priv);
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@ -144,6 +173,7 @@ struct kvaser_usb_dev_cfg {
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const struct can_bittiming_const * const data_bittiming_const;
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};
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extern const struct kvaser_usb_dev_ops kvaser_usb_hydra_dev_ops;
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extern const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops;
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int kvaser_usb_recv_cmd(const struct kvaser_usb *dev, void *cmd, int len,
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@ -3,6 +3,7 @@
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* - Kvaser linux leaf driver (version 4.78)
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* - CAN driver for esd CAN-USB/2
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* - Kvaser linux usbcanII driver (version 5.3)
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* - Kvaser linux mhydra driver (version 5.24)
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*
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* Copyright (C) 2002-2018 KVASER AB, Sweden. All rights reserved.
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* Copyright (C) 2010 Matthias Fuchs <matthias.fuchs@esd.eu>, esd gmbh
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@ -64,10 +65,26 @@
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#define USB_USBCAN2_PRODUCT_ID 4
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#define USB_MEMORATOR_PRODUCT_ID 5
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/* Kvaser Minihydra USB devices product ids */
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#define USB_BLACKBIRD_V2_PRODUCT_ID 258
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#define USB_MEMO_PRO_5HS_PRODUCT_ID 260
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#define USB_USBCAN_PRO_5HS_PRODUCT_ID 261
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#define USB_USBCAN_LIGHT_4HS_PRODUCT_ID 262
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#define USB_LEAF_PRO_HS_V2_PRODUCT_ID 263
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#define USB_USBCAN_PRO_2HS_V2_PRODUCT_ID 264
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#define USB_MEMO_2HS_PRODUCT_ID 265
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#define USB_MEMO_PRO_2HS_V2_PRODUCT_ID 266
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#define USB_HYBRID_CANLIN_PRODUCT_ID 267
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#define USB_ATI_USBCAN_PRO_2HS_V2_PRODUCT_ID 268
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#define USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID 269
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#define USB_HYBRID_PRO_CANLIN_PRODUCT_ID 270
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static inline bool kvaser_is_leaf(const struct usb_device_id *id)
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{
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return id->idProduct >= USB_LEAF_DEVEL_PRODUCT_ID &&
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id->idProduct <= USB_MINI_PCIE_2HS_PRODUCT_ID;
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return (id->idProduct >= USB_LEAF_DEVEL_PRODUCT_ID &&
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id->idProduct <= USB_CAN_R_PRODUCT_ID) ||
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(id->idProduct >= USB_LEAF_LITE_V2_PRODUCT_ID &&
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id->idProduct <= USB_MINI_PCIE_2HS_PRODUCT_ID);
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}
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static inline bool kvaser_is_usbcan(const struct usb_device_id *id)
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@ -76,6 +93,12 @@ static inline bool kvaser_is_usbcan(const struct usb_device_id *id)
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id->idProduct <= USB_MEMORATOR_PRODUCT_ID;
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}
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static inline bool kvaser_is_hydra(const struct usb_device_id *id)
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{
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return id->idProduct >= USB_BLACKBIRD_V2_PRODUCT_ID &&
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id->idProduct <= USB_HYBRID_PRO_CANLIN_PRODUCT_ID;
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}
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static const struct usb_device_id kvaser_usb_table[] = {
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/* Leaf USB product IDs */
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_DEVEL_PRODUCT_ID) },
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@ -140,6 +163,20 @@ static const struct usb_device_id kvaser_usb_table[] = {
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.driver_info = KVASER_USB_HAS_TXRX_ERRORS },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_VCI2_PRODUCT_ID),
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.driver_info = KVASER_USB_HAS_TXRX_ERRORS },
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/* Minihydra USB product IDs */
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_BLACKBIRD_V2_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_5HS_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_5HS_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_LIGHT_4HS_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_LEAF_PRO_HS_V2_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_USBCAN_PRO_2HS_V2_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_2HS_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_MEMO_PRO_2HS_V2_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_CANLIN_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_USBCAN_PRO_2HS_V2_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_ATI_MEMO_PRO_2HS_V2_PRODUCT_ID) },
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{ USB_DEVICE(KVASER_VENDOR_ID, USB_HYBRID_PRO_CANLIN_PRODUCT_ID) },
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{ }
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};
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MODULE_DEVICE_TABLE(usb, kvaser_usb_table);
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@ -633,13 +670,20 @@ static int kvaser_usb_init_one(struct kvaser_usb *dev,
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priv->can.bittiming_const = dev->cfg->bittiming_const;
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priv->can.do_set_bittiming = dev->ops->dev_set_bittiming;
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priv->can.do_set_mode = dev->ops->dev_set_mode;
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if (id->driver_info & KVASER_USB_HAS_TXRX_ERRORS)
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if ((id->driver_info & KVASER_USB_HAS_TXRX_ERRORS) ||
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(priv->dev->card_data.capabilities & KVASER_USB_CAP_BERR_CAP))
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priv->can.do_get_berr_counter = dev->ops->dev_get_berr_counter;
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if (id->driver_info & KVASER_USB_HAS_SILENT_MODE)
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priv->can.ctrlmode_supported |= CAN_CTRLMODE_LISTENONLY;
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priv->can.ctrlmode_supported |= dev->card_data.ctrlmode_supported;
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if (priv->can.ctrlmode_supported & CAN_CTRLMODE_FD) {
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priv->can.data_bittiming_const = dev->cfg->data_bittiming_const;
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priv->can.do_set_data_bittiming =
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dev->ops->dev_set_data_bittiming;
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}
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netdev->flags |= IFF_ECHO;
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netdev->netdev_ops = &kvaser_usb_netdev_ops;
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@ -679,6 +723,8 @@ static int kvaser_usb_probe(struct usb_interface *intf,
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} else if (kvaser_is_usbcan(id)) {
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dev->card_data.leaf.family = KVASER_USBCAN;
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dev->ops = &kvaser_usb_leaf_dev_ops;
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} else if (kvaser_is_hydra(id)) {
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dev->ops = &kvaser_usb_hydra_dev_ops;
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} else {
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dev_err(&intf->dev,
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"Product ID (%d) is not a supported Kvaser USB device\n",
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@ -701,6 +747,7 @@ static int kvaser_usb_probe(struct usb_interface *intf,
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usb_set_intfdata(intf, dev);
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dev->card_data.ctrlmode_supported = 0;
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dev->card_data.capabilities = 0;
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err = dev->ops->dev_init_card(dev);
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if (err) {
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dev_err(&intf->dev,
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@ -715,6 +762,15 @@ static int kvaser_usb_probe(struct usb_interface *intf,
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return err;
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}
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if (dev->ops->dev_get_software_details) {
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err = dev->ops->dev_get_software_details(dev);
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if (err) {
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dev_err(&intf->dev,
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"Cannot get software details, error %d\n", err);
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return err;
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}
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}
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if (WARN_ON(!dev->cfg))
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return -ENODEV;
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@ -731,6 +787,16 @@ static int kvaser_usb_probe(struct usb_interface *intf,
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return err;
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}
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if (dev->ops->dev_get_capabilities) {
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err = dev->ops->dev_get_capabilities(dev);
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if (err) {
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dev_err(&intf->dev,
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"Cannot get capabilities, error %d\n", err);
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kvaser_usb_remove_interfaces(dev);
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return err;
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}
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}
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for (i = 0; i < dev->nchannels; i++) {
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err = kvaser_usb_init_one(dev, id, i);
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if (err) {
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2028
drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
Normal file
2028
drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
Normal file
File diff suppressed because it is too large
Load Diff
@ -1340,11 +1340,14 @@ static int kvaser_usb_leaf_setup_endpoints(struct kvaser_usb *dev)
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const struct kvaser_usb_dev_ops kvaser_usb_leaf_dev_ops = {
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.dev_set_mode = kvaser_usb_leaf_set_mode,
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.dev_set_bittiming = kvaser_usb_leaf_set_bittiming,
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.dev_set_data_bittiming = NULL,
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.dev_get_berr_counter = kvaser_usb_leaf_get_berr_counter,
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.dev_setup_endpoints = kvaser_usb_leaf_setup_endpoints,
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.dev_init_card = kvaser_usb_leaf_init_card,
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.dev_get_software_info = kvaser_usb_leaf_get_software_info,
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.dev_get_software_details = NULL,
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.dev_get_card_info = kvaser_usb_leaf_get_card_info,
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.dev_get_capabilities = NULL,
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.dev_set_opt_mode = kvaser_usb_leaf_set_opt_mode,
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.dev_start_chip = kvaser_usb_leaf_start_chip,
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.dev_stop_chip = kvaser_usb_leaf_stop_chip,
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