// SPDX-License-Identifier: GPL-2.0-only /* * Driver for the Solos PCI ADSL2+ card, designed to support Linux by * Traverse Technologies -- https://www.traverse.com.au/ * Xrio Limited -- http://www.xrio.com/ * * Copyright © 2008 Traverse Technologies * Copyright © 2008 Intel Corporation * * Authors: Nathan Williams <[email protected]> * David Woodhouse <[email protected]> * Treker Chen <[email protected]> */ #define DEBUG #define VERBOSE_DEBUG #include <linux/interrupt.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/errno.h> #include <linux/ioport.h> #include <linux/types.h> #include <linux/pci.h> #include <linux/atm.h> #include <linux/atmdev.h> #include <linux/skbuff.h> #include <linux/sysfs.h> #include <linux/device.h> #include <linux/kobject.h> #include <linux/firmware.h> #include <linux/ctype.h> #include <linux/swab.h> #include <linux/slab.h> #define VERSION … #define DRIVER_VERSION … #define PTAG … #define CONFIG_RAM_SIZE … #define FLAGS_ADDR … #define IRQ_EN_ADDR … #define FPGA_VER … #define IRQ_CLEAR … #define WRITE_FLASH … #define PORTS … #define FLASH_BLOCK … #define FLASH_BUSY … #define FPGA_MODE … #define FLASH_MODE … #define GPIO_STATUS … #define DRIVER_VER … #define TX_DMA_ADDR(port) … #define RX_DMA_ADDR(port) … #define DATA_RAM_SIZE … #define BUF_SIZE … #define OLD_BUF_SIZE … /* Old boards use ATMEL AD45DB161D flash */ #define ATMEL_FPGA_PAGE … #define ATMEL_SOLOS_PAGE … #define ATMEL_FPGA_BLOCK … #define ATMEL_SOLOS_BLOCK … /* Current boards use M25P/M25PE SPI flash */ #define SPI_FLASH_BLOCK … #define RX_BUF(card, nr) … #define TX_BUF(card, nr) … #define FLASH_BUF … #define RX_DMA_SIZE … #define FPGA_VERSION(a,b) … #define LEGACY_BUFFERS … #define DMA_SUPPORTED … static int reset = …; static int atmdebug = …; static int firmware_upgrade = …; static int fpga_upgrade = …; static int db_firmware_upgrade = …; static int db_fpga_upgrade = …; struct pkt_hdr { … }; struct solos_skb_cb { … }; #define SKB_CB(skb) … #define PKT_DATA … #define PKT_COMMAND … #define PKT_POPEN … #define PKT_PCLOSE … #define PKT_STATUS … struct solos_card { … }; struct solos_param { … }; #define SOLOS_CHAN(atmdev) … MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_VERSION(…); MODULE_LICENSE(…) …; MODULE_FIRMWARE(…) …; MODULE_FIRMWARE(…) …; MODULE_FIRMWARE(…) …; MODULE_PARM_DESC(…) …; MODULE_PARM_DESC(…) …; MODULE_PARM_DESC(…) …; MODULE_PARM_DESC(…) …; MODULE_PARM_DESC(…) …; MODULE_PARM_DESC(…) …; module_param(reset, int, 0444); module_param(atmdebug, int, 0644); module_param(firmware_upgrade, int, 0444); module_param(fpga_upgrade, int, 0444); module_param(db_firmware_upgrade, int, 0444); module_param(db_fpga_upgrade, int, 0444); static void fpga_queue(struct solos_card *card, int port, struct sk_buff *skb, struct atm_vcc *vcc); static uint32_t fpga_tx(struct solos_card *); static irqreturn_t solos_irq(int irq, void *dev_id); static struct atm_vcc* find_vcc(struct atm_dev *dev, short vpi, int vci); static int atm_init(struct solos_card *, struct device *); static void atm_remove(struct solos_card *); static int send_command(struct solos_card *card, int dev, const char *buf, size_t size); static void solos_bh(unsigned long); static int print_buffer(struct sk_buff *buf); static inline void solos_pop(struct atm_vcc *vcc, struct sk_buff *skb) { … } static ssize_t solos_param_show(struct device *dev, struct device_attribute *attr, char *buf) { … } static ssize_t solos_param_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { … } static char *next_string(struct sk_buff *skb) { … } /* * Status packet has fields separated by \n, starting with a version number * for the information therein. Fields are.... * * packet version * RxBitRate (version >= 1) * TxBitRate (version >= 1) * State (version >= 1) * LocalSNRMargin (version >= 1) * LocalLineAttn (version >= 1) */ static int process_status(struct solos_card *card, int port, struct sk_buff *skb) { … } static int process_command(struct solos_card *card, int port, struct sk_buff *skb) { … } static ssize_t console_show(struct device *dev, struct device_attribute *attr, char *buf) { … } static int send_command(struct solos_card *card, int dev, const char *buf, size_t size) { … } static ssize_t console_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { … } struct geos_gpio_attr { … }; #define SOLOS_GPIO_ATTR(_name, _mode, _show, _store, _offset) … static ssize_t geos_gpio_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { … } static ssize_t geos_gpio_show(struct device *dev, struct device_attribute *attr, char *buf) { … } static ssize_t hardware_show(struct device *dev, struct device_attribute *attr, char *buf) { … } static DEVICE_ATTR_RW(console); #define SOLOS_ATTR_RO(x) … #define SOLOS_ATTR_RW(x) … #include "solos-attrlist.c" static SOLOS_GPIO_ATTR(GPIO1, 0644, geos_gpio_show, geos_gpio_store, 9); static SOLOS_GPIO_ATTR(GPIO2, 0644, geos_gpio_show, geos_gpio_store, 10); static SOLOS_GPIO_ATTR(GPIO3, 0644, geos_gpio_show, geos_gpio_store, 11); static SOLOS_GPIO_ATTR(GPIO4, 0644, geos_gpio_show, geos_gpio_store, 12); static SOLOS_GPIO_ATTR(GPIO5, 0644, geos_gpio_show, geos_gpio_store, 13); static SOLOS_GPIO_ATTR(PushButton, 0444, geos_gpio_show, NULL, 14); static SOLOS_GPIO_ATTR(HardwareVersion, 0444, hardware_show, NULL, 0); static SOLOS_GPIO_ATTR(HardwareVariant, 0444, hardware_show, NULL, 1); #undef SOLOS_ATTR_RO #undef SOLOS_ATTR_RW #define SOLOS_ATTR_RO(x) … #define SOLOS_ATTR_RW(x) … static struct attribute *solos_attrs[] = …; static const struct attribute_group solos_attr_group = …; static struct attribute *gpio_attrs[] = …; static const struct attribute_group gpio_attr_group = …; static int flash_upgrade(struct solos_card *card, int chip) { … } static irqreturn_t solos_irq(int irq, void *dev_id) { … } static void solos_bh(unsigned long card_arg) { … } static struct atm_vcc *find_vcc(struct atm_dev *dev, short vpi, int vci) { … } static int popen(struct atm_vcc *vcc) { … } static void pclose(struct atm_vcc *vcc) { … } static int print_buffer(struct sk_buff *buf) { … } static void fpga_queue(struct solos_card *card, int port, struct sk_buff *skb, struct atm_vcc *vcc) { … } static uint32_t fpga_tx(struct solos_card *card) { … } static int psend(struct atm_vcc *vcc, struct sk_buff *skb) { … } static const struct atmdev_ops fpga_ops = …; static int fpga_probe(struct pci_dev *dev, const struct pci_device_id *id) { … } static int atm_init(struct solos_card *card, struct device *parent) { … } static void atm_remove(struct solos_card *card) { … } static void fpga_remove(struct pci_dev *dev) { … } static const struct pci_device_id fpga_pci_tbl[] = …; MODULE_DEVICE_TABLE(pci,fpga_pci_tbl); static struct pci_driver fpga_driver = …; static int __init solos_pci_init(void) { … } static void __exit solos_pci_exit(void) { … } module_init(…) …; module_exit(solos_pci_exit);
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