// SPDX-License-Identifier: ISC /* * Copyright (c) 2011 Broadcom Corporation */ #include <linux/kernel.h> #include <linux/module.h> #include <linux/firmware.h> #include <linux/usb.h> #include <linux/vmalloc.h> #include <brcmu_utils.h> #include <brcm_hw_ids.h> #include <brcmu_wifi.h> #include "bus.h" #include "debug.h" #include "firmware.h" #include "usb.h" #include "core.h" #include "common.h" #include "bcdc.h" #define IOCTL_RESP_TIMEOUT … #define BRCMF_USB_RESET_GETVER_SPINWAIT … #define BRCMF_USB_RESET_GETVER_LOOP_CNT … #define BRCMF_POSTBOOT_ID … #define BRCMF_USB_NRXQ … #define BRCMF_USB_NTXQ … #define BRCMF_USB_CBCTL_WRITE … #define BRCMF_USB_CBCTL_READ … #define BRCMF_USB_MAX_PKT_SIZE … BRCMF_FW_DEF(…) …; BRCMF_FW_DEF(…) …; BRCMF_FW_DEF(…) …; BRCMF_FW_DEF(…) …; BRCMF_FW_DEF(…) …; static const struct brcmf_firmware_mapping brcmf_usb_fwnames[] = …; #define TRX_MAGIC … #define TRX_MAX_OFFSET … #define TRX_UNCOMP_IMAGE … #define TRX_RDL_CHUNK … #define TRX_OFFSETS_DLFWLEN_IDX … /* Control messages: bRequest values */ #define DL_GETSTATE … #define DL_CHECK_CRC … #define DL_GO … #define DL_START … #define DL_REBOOT … #define DL_GETVER … #define DL_GO_PROTECTED … #define DL_EXEC … #define DL_RESETCFG … #define DL_DEFER_RESP_OK … /* states */ #define DL_WAITING … #define DL_READY … #define DL_BAD_HDR … #define DL_BAD_CRC … #define DL_RUNNABLE … #define DL_START_FAIL … #define DL_NVRAM_TOOBIG … #define DL_IMAGE_TOOBIG … struct trx_header_le { … }; struct rdl_state_le { … }; struct bootrom_id_le { … }; struct brcmf_usbdev_info { … }; static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo, struct brcmf_usbreq *req); static struct brcmf_usbdev *brcmf_usb_get_buspub(struct device *dev) { … } static struct brcmf_usbdev_info *brcmf_usb_get_businfo(struct device *dev) { … } static int brcmf_usb_ioctl_resp_wait(struct brcmf_usbdev_info *devinfo) { … } static void brcmf_usb_ioctl_resp_wake(struct brcmf_usbdev_info *devinfo) { … } static void brcmf_usb_ctl_complete(struct brcmf_usbdev_info *devinfo, int type, int status) { … } static void brcmf_usb_ctlread_complete(struct urb *urb) { … } static void brcmf_usb_ctlwrite_complete(struct urb *urb) { … } static int brcmf_usb_send_ctl(struct brcmf_usbdev_info *devinfo, u8 *buf, int len) { … } static int brcmf_usb_recv_ctl(struct brcmf_usbdev_info *devinfo, u8 *buf, int len) { … } static int brcmf_usb_tx_ctlpkt(struct device *dev, u8 *buf, u32 len) { … } static int brcmf_usb_rx_ctlpkt(struct device *dev, u8 *buf, u32 len) { … } static struct brcmf_usbreq *brcmf_usb_deq(struct brcmf_usbdev_info *devinfo, struct list_head *q, int *counter) { … } static void brcmf_usb_enq(struct brcmf_usbdev_info *devinfo, struct list_head *q, struct brcmf_usbreq *req, int *counter) { … } static struct brcmf_usbreq * brcmf_usbdev_qinit(struct list_head *q, int qsize) { … } static void brcmf_usb_free_q(struct list_head *q) { … } static void brcmf_usb_del_fromq(struct brcmf_usbdev_info *devinfo, struct brcmf_usbreq *req) { … } static void brcmf_usb_tx_complete(struct urb *urb) { … } static void brcmf_usb_rx_complete(struct urb *urb) { … } static void brcmf_usb_rx_refill(struct brcmf_usbdev_info *devinfo, struct brcmf_usbreq *req) { … } static void brcmf_usb_rx_fill_all(struct brcmf_usbdev_info *devinfo) { … } static void brcmf_usb_state_change(struct brcmf_usbdev_info *devinfo, int state) { … } static int brcmf_usb_tx(struct device *dev, struct sk_buff *skb) { … } static int brcmf_usb_up(struct device *dev) { … } static void brcmf_cancel_all_urbs(struct brcmf_usbdev_info *devinfo) { … } static void brcmf_usb_down(struct device *dev) { … } static void brcmf_usb_sync_complete(struct urb *urb) { … } static int brcmf_usb_dl_cmd(struct brcmf_usbdev_info *devinfo, u8 cmd, void *buffer, int buflen) { … } static bool brcmf_usb_dlneeded(struct brcmf_usbdev_info *devinfo) { … } static int brcmf_usb_resetcfg(struct brcmf_usbdev_info *devinfo) { … } static int brcmf_usb_dl_send_bulk(struct brcmf_usbdev_info *devinfo, void *buffer, int len) { … } static int brcmf_usb_dl_writeimage(struct brcmf_usbdev_info *devinfo, u8 *fw, int fwlen) { … } static int brcmf_usb_dlstart(struct brcmf_usbdev_info *devinfo, u8 *fw, int len) { … } static int brcmf_usb_dlrun(struct brcmf_usbdev_info *devinfo) { … } static int brcmf_usb_fw_download(struct brcmf_usbdev_info *devinfo) { … } static void brcmf_usb_detach(struct brcmf_usbdev_info *devinfo) { … } static int check_file(const u8 *headers) { … } static struct brcmf_usbdev *brcmf_usb_attach(struct brcmf_usbdev_info *devinfo, int nrxq, int ntxq) { … } static int brcmf_usb_get_blob(struct device *dev, const struct firmware **fw, enum brcmf_blob_type type) { … } static const struct brcmf_bus_ops brcmf_usb_bus_ops = …; #define BRCMF_USB_FW_CODE … static void brcmf_usb_probe_phase2(struct device *dev, int ret, struct brcmf_fw_request *fwreq) { … } static struct brcmf_fw_request * brcmf_usb_prepare_fw_request(struct brcmf_usbdev_info *devinfo) { … } static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo, enum brcmf_fwvendor fwvid) { … } static void brcmf_usb_disconnect_cb(struct brcmf_usbdev_info *devinfo) { … } /* Forward declaration for usb_match_id() call */ static const struct usb_device_id brcmf_usb_devid_table[]; static int brcmf_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) { … } static void brcmf_usb_disconnect(struct usb_interface *intf) { … } /* * only need to signal the bus being down and update the state. */ static int brcmf_usb_suspend(struct usb_interface *intf, pm_message_t state) { … } /* * (re-) start the bus. */ static int brcmf_usb_resume(struct usb_interface *intf) { … } static int brcmf_usb_reset_resume(struct usb_interface *intf) { … } #define BRCMF_USB_DEVICE(dev_id) … #define LINKSYS_USB_DEVICE(dev_id) … #define CYPRESS_USB_DEVICE(dev_id) … static const struct usb_device_id brcmf_usb_devid_table[] = …; MODULE_DEVICE_TABLE(usb, brcmf_usb_devid_table); static struct usb_driver brcmf_usbdrvr = …; static int brcmf_usb_reset_device(struct device *dev, void *notused) { … } void brcmf_usb_exit(void) { … } int brcmf_usb_register(void) { … }
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