int btbcm_finalize(struct hci_dev *hdev) { struct sk_buff *skb; struct hci_rp_read_local_version *ver; u16 subver, rev; int err; /* Reset */ err = btbcm_reset(hdev); if (err) return err; /* Read Local Version Info */ skb = btbcm_read_local_version(hdev); if (IS_ERR(skb)) return PTR_ERR(skb); ver = (struct hci_rp_read_local_version *)skb->data; rev = le16_to_cpu(ver->hci_rev); subver = le16_to_cpu(ver->lmp_subver); kfree_skb(skb); BT_INFO("%s: BCM (%3.3u.%3.3u.%3.3u) build %4.4u", hdev->name, (subver & 0x7000) >> 13, (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff); btbcm_check_bdaddr(hdev); set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); return 0; }
int btbcm_setup_patchram(struct hci_dev *hdev) { char fw_name[64]; u16 subver, rev, pid, vid; const char *hw_name = NULL; struct sk_buff *skb; struct hci_rp_read_local_version *ver; int i, err; /* Reset */ err = btbcm_reset(hdev); if (err) return err; /* Read Local Version Info */ skb = btbcm_read_local_version(hdev); if (IS_ERR(skb)) return PTR_ERR(skb); ver = (struct hci_rp_read_local_version *)skb->data; rev = le16_to_cpu(ver->hci_rev); subver = le16_to_cpu(ver->lmp_subver); kfree_skb(skb); /* Read Verbose Config Version Info */ skb = btbcm_read_verbose_config(hdev); if (IS_ERR(skb)) return PTR_ERR(skb); BT_INFO("%s: BCM: chip id %u", hdev->name, skb->data[1]); kfree_skb(skb); switch ((rev & 0xf000) >> 12) { case 0: for (i = 0; bcm_uart_subver_table[i].name; i++) { if (subver == bcm_uart_subver_table[i].subver) { hw_name = bcm_uart_subver_table[i].name; break; } } snprintf(fw_name, sizeof(fw_name), "brcm/%s.hcd", hw_name ? : "BCM"); break; case 1: case 2: /* Read USB Product Info */ skb = btbcm_read_usb_product(hdev); if (IS_ERR(skb)) return PTR_ERR(skb); vid = get_unaligned_le16(skb->data + 1); pid = get_unaligned_le16(skb->data + 3); kfree_skb(skb); for (i = 0; bcm_usb_subver_table[i].name; i++) { if (subver == bcm_usb_subver_table[i].subver) { hw_name = bcm_usb_subver_table[i].name; break; } } snprintf(fw_name, sizeof(fw_name), "brcm/%s-%4.4x-%4.4x.hcd", hw_name ? : "BCM", vid, pid); break; default: return 0; } BT_INFO("%s: %s (%3.3u.%3.3u.%3.3u) build %4.4u", hdev->name, hw_name ? : "BCM", (subver & 0x7000) >> 13, (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff); err = btbcm_patchram(hdev, fw_name); if (err == -ENOENT) return 0; /* Reset */ err = btbcm_reset(hdev); if (err) return err; /* Read Local Version Info */ skb = btbcm_read_local_version(hdev); if (IS_ERR(skb)) return PTR_ERR(skb); ver = (struct hci_rp_read_local_version *)skb->data; rev = le16_to_cpu(ver->hci_rev); subver = le16_to_cpu(ver->lmp_subver); kfree_skb(skb); BT_INFO("%s: %s (%3.3u.%3.3u.%3.3u) build %4.4u", hdev->name, hw_name ? : "BCM", (subver & 0x7000) >> 13, (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff); btbcm_check_bdaddr(hdev); set_bit(HCI_QUIRK_STRICT_DUPLICATE_FILTER, &hdev->quirks); return 0; }
static int hci_uart_setup(struct hci_dev *hdev) { struct hci_uart *hu = hci_get_drvdata(hdev); struct hci_rp_read_local_version *ver; struct sk_buff *skb; unsigned int speed; int err; /* Init speed if any */ if (hu->init_speed) speed = hu->init_speed; else if (hu->proto->init_speed) speed = hu->proto->init_speed; else speed = 0; if (speed) hci_uart_set_baudrate(hu, speed); /* Operational speed if any */ if (hu->oper_speed) speed = hu->oper_speed; else if (hu->proto->oper_speed) speed = hu->proto->oper_speed; else speed = 0; if (hu->proto->set_baudrate && speed) { err = hu->proto->set_baudrate(hu, speed); if (!err) hci_uart_set_baudrate(hu, speed); } if (hu->proto->setup) return hu->proto->setup(hu); if (!test_bit(HCI_UART_VND_DETECT, &hu->hdev_flags)) return 0; skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL, HCI_INIT_TIMEOUT); if (IS_ERR(skb)) { BT_ERR("%s: Reading local version information failed (%ld)", hdev->name, PTR_ERR(skb)); return 0; } if (skb->len != sizeof(*ver)) { BT_ERR("%s: Event length mismatch for version information", hdev->name); goto done; } ver = (struct hci_rp_read_local_version *)skb->data; switch (le16_to_cpu(ver->manufacturer)) { #ifdef CONFIG_BT_HCIUART_INTEL case 2: hdev->set_bdaddr = btintel_set_bdaddr; btintel_check_bdaddr(hdev); break; #endif #ifdef CONFIG_BT_HCIUART_BCM case 15: hdev->set_bdaddr = btbcm_set_bdaddr; btbcm_check_bdaddr(hdev); break; #endif } done: kfree_skb(skb); return 0; }