14fba30f0SMarcel Holtmann /* 24fba30f0SMarcel Holtmann * 34fba30f0SMarcel Holtmann * Bluetooth support for Broadcom devices 44fba30f0SMarcel Holtmann * 54fba30f0SMarcel Holtmann * Copyright (C) 2015 Intel Corporation 64fba30f0SMarcel Holtmann * 74fba30f0SMarcel Holtmann * 84fba30f0SMarcel Holtmann * This program is free software; you can redistribute it and/or modify 94fba30f0SMarcel Holtmann * it under the terms of the GNU General Public License as published by 104fba30f0SMarcel Holtmann * the Free Software Foundation; either version 2 of the License, or 114fba30f0SMarcel Holtmann * (at your option) any later version. 124fba30f0SMarcel Holtmann * 134fba30f0SMarcel Holtmann * This program is distributed in the hope that it will be useful, 144fba30f0SMarcel Holtmann * but WITHOUT ANY WARRANTY; without even the implied warranty of 154fba30f0SMarcel Holtmann * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 164fba30f0SMarcel Holtmann * GNU General Public License for more details. 174fba30f0SMarcel Holtmann * 184fba30f0SMarcel Holtmann * You should have received a copy of the GNU General Public License 194fba30f0SMarcel Holtmann * along with this program; if not, write to the Free Software 204fba30f0SMarcel Holtmann * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 214fba30f0SMarcel Holtmann * 224fba30f0SMarcel Holtmann */ 234fba30f0SMarcel Holtmann 244fba30f0SMarcel Holtmann #include <linux/module.h> 251c8ba6d0SMarcel Holtmann #include <linux/firmware.h> 261c8ba6d0SMarcel Holtmann #include <asm/unaligned.h> 274fba30f0SMarcel Holtmann 284fba30f0SMarcel Holtmann #include <net/bluetooth/bluetooth.h> 294fba30f0SMarcel Holtmann #include <net/bluetooth/hci_core.h> 304fba30f0SMarcel Holtmann 314fba30f0SMarcel Holtmann #include "btbcm.h" 324fba30f0SMarcel Holtmann 334fba30f0SMarcel Holtmann #define VERSION "0.1" 344fba30f0SMarcel Holtmann 354fba30f0SMarcel Holtmann #define BDADDR_BCM20702A0 (&(bdaddr_t) {{0x00, 0xa0, 0x02, 0x70, 0x20, 0x00}}) 364fba30f0SMarcel Holtmann 374fba30f0SMarcel Holtmann int btbcm_check_bdaddr(struct hci_dev *hdev) 384fba30f0SMarcel Holtmann { 394fba30f0SMarcel Holtmann struct hci_rp_read_bd_addr *bda; 404fba30f0SMarcel Holtmann struct sk_buff *skb; 414fba30f0SMarcel Holtmann 424fba30f0SMarcel Holtmann skb = __hci_cmd_sync(hdev, HCI_OP_READ_BD_ADDR, 0, NULL, 434fba30f0SMarcel Holtmann HCI_INIT_TIMEOUT); 444fba30f0SMarcel Holtmann if (IS_ERR(skb)) { 454fba30f0SMarcel Holtmann int err = PTR_ERR(skb); 464fba30f0SMarcel Holtmann BT_ERR("%s: BCM: Reading device address failed (%d)", 474fba30f0SMarcel Holtmann hdev->name, err); 484fba30f0SMarcel Holtmann return err; 494fba30f0SMarcel Holtmann } 504fba30f0SMarcel Holtmann 514fba30f0SMarcel Holtmann if (skb->len != sizeof(*bda)) { 524fba30f0SMarcel Holtmann BT_ERR("%s: BCM: Device address length mismatch", hdev->name); 534fba30f0SMarcel Holtmann kfree_skb(skb); 544fba30f0SMarcel Holtmann return -EIO; 554fba30f0SMarcel Holtmann } 564fba30f0SMarcel Holtmann 574fba30f0SMarcel Holtmann bda = (struct hci_rp_read_bd_addr *)skb->data; 584fba30f0SMarcel Holtmann if (bda->status) { 594fba30f0SMarcel Holtmann BT_ERR("%s: BCM: Device address result failed (%02x)", 604fba30f0SMarcel Holtmann hdev->name, bda->status); 614fba30f0SMarcel Holtmann kfree_skb(skb); 624fba30f0SMarcel Holtmann return -bt_to_errno(bda->status); 634fba30f0SMarcel Holtmann } 644fba30f0SMarcel Holtmann 654fba30f0SMarcel Holtmann /* The address 00:20:70:02:A0:00 indicates a BCM20702A0 controller 664fba30f0SMarcel Holtmann * with no configured address. 674fba30f0SMarcel Holtmann */ 684fba30f0SMarcel Holtmann if (!bacmp(&bda->bdaddr, BDADDR_BCM20702A0)) { 694fba30f0SMarcel Holtmann BT_INFO("%s: BCM: Using default device address (%pMR)", 704fba30f0SMarcel Holtmann hdev->name, &bda->bdaddr); 714fba30f0SMarcel Holtmann set_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks); 724fba30f0SMarcel Holtmann } 734fba30f0SMarcel Holtmann 744fba30f0SMarcel Holtmann kfree_skb(skb); 754fba30f0SMarcel Holtmann 764fba30f0SMarcel Holtmann return 0; 774fba30f0SMarcel Holtmann } 784fba30f0SMarcel Holtmann EXPORT_SYMBOL_GPL(btbcm_check_bdaddr); 794fba30f0SMarcel Holtmann 804fba30f0SMarcel Holtmann int btbcm_set_bdaddr(struct hci_dev *hdev, const bdaddr_t *bdaddr) 814fba30f0SMarcel Holtmann { 824fba30f0SMarcel Holtmann struct sk_buff *skb; 834fba30f0SMarcel Holtmann int err; 844fba30f0SMarcel Holtmann 854fba30f0SMarcel Holtmann skb = __hci_cmd_sync(hdev, 0xfc01, 6, bdaddr, HCI_INIT_TIMEOUT); 864fba30f0SMarcel Holtmann if (IS_ERR(skb)) { 874fba30f0SMarcel Holtmann err = PTR_ERR(skb); 884fba30f0SMarcel Holtmann BT_ERR("%s: BCM: Change address command failed (%d)", 894fba30f0SMarcel Holtmann hdev->name, err); 904fba30f0SMarcel Holtmann return err; 914fba30f0SMarcel Holtmann } 924fba30f0SMarcel Holtmann kfree_skb(skb); 934fba30f0SMarcel Holtmann 944fba30f0SMarcel Holtmann return 0; 954fba30f0SMarcel Holtmann } 964fba30f0SMarcel Holtmann EXPORT_SYMBOL_GPL(btbcm_set_bdaddr); 974fba30f0SMarcel Holtmann 981c8ba6d0SMarcel Holtmann static int btbcm_reset(struct hci_dev *hdev) 991c8ba6d0SMarcel Holtmann { 1001c8ba6d0SMarcel Holtmann struct sk_buff *skb; 1011c8ba6d0SMarcel Holtmann 1021c8ba6d0SMarcel Holtmann skb = __hci_cmd_sync(hdev, HCI_OP_RESET, 0, NULL, HCI_INIT_TIMEOUT); 1031c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) { 1041c8ba6d0SMarcel Holtmann int err = PTR_ERR(skb); 1051c8ba6d0SMarcel Holtmann BT_ERR("%s: BCM: Reset failed (%d)", hdev->name, err); 1061c8ba6d0SMarcel Holtmann return err; 1071c8ba6d0SMarcel Holtmann } 1081c8ba6d0SMarcel Holtmann kfree_skb(skb); 1091c8ba6d0SMarcel Holtmann 1101c8ba6d0SMarcel Holtmann return 0; 1111c8ba6d0SMarcel Holtmann } 1121c8ba6d0SMarcel Holtmann 1131c8ba6d0SMarcel Holtmann static struct sk_buff *btbcm_read_local_version(struct hci_dev *hdev) 1141c8ba6d0SMarcel Holtmann { 1151c8ba6d0SMarcel Holtmann struct sk_buff *skb; 1161c8ba6d0SMarcel Holtmann 1171c8ba6d0SMarcel Holtmann skb = __hci_cmd_sync(hdev, HCI_OP_READ_LOCAL_VERSION, 0, NULL, 1181c8ba6d0SMarcel Holtmann HCI_INIT_TIMEOUT); 1191c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) { 1201c8ba6d0SMarcel Holtmann BT_ERR("%s: BCM: Reading local version info failed (%ld)", 1211c8ba6d0SMarcel Holtmann hdev->name, PTR_ERR(skb)); 1221c8ba6d0SMarcel Holtmann return skb; 1231c8ba6d0SMarcel Holtmann } 1241c8ba6d0SMarcel Holtmann 1251c8ba6d0SMarcel Holtmann if (skb->len != sizeof(struct hci_rp_read_local_version)) { 1261c8ba6d0SMarcel Holtmann BT_ERR("%s: BCM: Local version length mismatch", hdev->name); 1271c8ba6d0SMarcel Holtmann kfree_skb(skb); 1281c8ba6d0SMarcel Holtmann return ERR_PTR(-EIO); 1291c8ba6d0SMarcel Holtmann } 1301c8ba6d0SMarcel Holtmann 1311c8ba6d0SMarcel Holtmann return skb; 1321c8ba6d0SMarcel Holtmann } 1331c8ba6d0SMarcel Holtmann 1341c8ba6d0SMarcel Holtmann static struct sk_buff *btbcm_read_verbose_config(struct hci_dev *hdev) 1351c8ba6d0SMarcel Holtmann { 1361c8ba6d0SMarcel Holtmann struct sk_buff *skb; 1371c8ba6d0SMarcel Holtmann 1381c8ba6d0SMarcel Holtmann skb = __hci_cmd_sync(hdev, 0xfc79, 0, NULL, HCI_INIT_TIMEOUT); 1391c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) { 1401c8ba6d0SMarcel Holtmann BT_ERR("%s: BCM: Read verbose config info failed (%ld)", 1411c8ba6d0SMarcel Holtmann hdev->name, PTR_ERR(skb)); 1421c8ba6d0SMarcel Holtmann return skb; 1431c8ba6d0SMarcel Holtmann } 1441c8ba6d0SMarcel Holtmann 1451c8ba6d0SMarcel Holtmann if (skb->len != 7) { 1461c8ba6d0SMarcel Holtmann BT_ERR("%s: BCM: Verbose config length mismatch", hdev->name); 1471c8ba6d0SMarcel Holtmann kfree_skb(skb); 1481c8ba6d0SMarcel Holtmann return ERR_PTR(-EIO); 1491c8ba6d0SMarcel Holtmann } 1501c8ba6d0SMarcel Holtmann 1511c8ba6d0SMarcel Holtmann return skb; 1521c8ba6d0SMarcel Holtmann } 1531c8ba6d0SMarcel Holtmann 1541c8ba6d0SMarcel Holtmann static struct sk_buff *btbcm_read_usb_product(struct hci_dev *hdev) 1551c8ba6d0SMarcel Holtmann { 1561c8ba6d0SMarcel Holtmann struct sk_buff *skb; 1571c8ba6d0SMarcel Holtmann 1581c8ba6d0SMarcel Holtmann skb = __hci_cmd_sync(hdev, 0xfc5a, 0, NULL, HCI_INIT_TIMEOUT); 1591c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) { 1601c8ba6d0SMarcel Holtmann BT_ERR("%s: BCM: Read USB product info failed (%ld)", 1611c8ba6d0SMarcel Holtmann hdev->name, PTR_ERR(skb)); 1621c8ba6d0SMarcel Holtmann return skb; 1631c8ba6d0SMarcel Holtmann } 1641c8ba6d0SMarcel Holtmann 1651c8ba6d0SMarcel Holtmann if (skb->len != 5) { 1661c8ba6d0SMarcel Holtmann BT_ERR("%s: BCM: USB product length mismatch", hdev->name); 1671c8ba6d0SMarcel Holtmann kfree_skb(skb); 1681c8ba6d0SMarcel Holtmann return ERR_PTR(-EIO); 1691c8ba6d0SMarcel Holtmann } 1701c8ba6d0SMarcel Holtmann 1711c8ba6d0SMarcel Holtmann return skb; 1721c8ba6d0SMarcel Holtmann } 1731c8ba6d0SMarcel Holtmann 1741c8ba6d0SMarcel Holtmann static const struct { 1751c8ba6d0SMarcel Holtmann u16 subver; 1761c8ba6d0SMarcel Holtmann const char *name; 1771c8ba6d0SMarcel Holtmann } bcm_subver_table[] = { 1781c8ba6d0SMarcel Holtmann { 0x210b, "BCM43142A0" }, /* 001.001.011 */ 1791c8ba6d0SMarcel Holtmann { 0x2112, "BCM4314A0" }, /* 001.001.018 */ 1801c8ba6d0SMarcel Holtmann { 0x2118, "BCM20702A0" }, /* 001.001.024 */ 1811c8ba6d0SMarcel Holtmann { 0x2126, "BCM4335A0" }, /* 001.001.038 */ 1821c8ba6d0SMarcel Holtmann { 0x220e, "BCM20702A1" }, /* 001.002.014 */ 1831c8ba6d0SMarcel Holtmann { 0x230f, "BCM4354A2" }, /* 001.003.015 */ 1841c8ba6d0SMarcel Holtmann { 0x4106, "BCM4335B0" }, /* 002.001.006 */ 1851c8ba6d0SMarcel Holtmann { 0x410e, "BCM20702B0" }, /* 002.001.014 */ 1861c8ba6d0SMarcel Holtmann { 0x6109, "BCM4335C0" }, /* 003.001.009 */ 1871c8ba6d0SMarcel Holtmann { 0x610c, "BCM4354" }, /* 003.001.012 */ 1881c8ba6d0SMarcel Holtmann { } 1891c8ba6d0SMarcel Holtmann }; 1901c8ba6d0SMarcel Holtmann 1911c8ba6d0SMarcel Holtmann int btbcm_setup_patchram(struct hci_dev *hdev) 1921c8ba6d0SMarcel Holtmann { 1931c8ba6d0SMarcel Holtmann const struct hci_command_hdr *cmd; 1941c8ba6d0SMarcel Holtmann const struct firmware *fw; 1951c8ba6d0SMarcel Holtmann const u8 *fw_ptr; 1961c8ba6d0SMarcel Holtmann size_t fw_size; 1971c8ba6d0SMarcel Holtmann char fw_name[64]; 1981c8ba6d0SMarcel Holtmann u16 opcode, subver, rev, pid, vid; 1991c8ba6d0SMarcel Holtmann const char *hw_name = NULL; 2001c8ba6d0SMarcel Holtmann struct sk_buff *skb; 2011c8ba6d0SMarcel Holtmann struct hci_rp_read_local_version *ver; 2021c8ba6d0SMarcel Holtmann int i, err; 2031c8ba6d0SMarcel Holtmann 2041c8ba6d0SMarcel Holtmann /* Reset */ 2051c8ba6d0SMarcel Holtmann err = btbcm_reset(hdev); 2061c8ba6d0SMarcel Holtmann if (err) 2071c8ba6d0SMarcel Holtmann return err; 2081c8ba6d0SMarcel Holtmann 2091c8ba6d0SMarcel Holtmann /* Read Local Version Info */ 2101c8ba6d0SMarcel Holtmann skb = btbcm_read_local_version(hdev); 2111c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) 2121c8ba6d0SMarcel Holtmann return PTR_ERR(skb); 2131c8ba6d0SMarcel Holtmann 2141c8ba6d0SMarcel Holtmann ver = (struct hci_rp_read_local_version *)skb->data; 2151c8ba6d0SMarcel Holtmann rev = le16_to_cpu(ver->hci_rev); 2161c8ba6d0SMarcel Holtmann subver = le16_to_cpu(ver->lmp_subver); 2171c8ba6d0SMarcel Holtmann kfree_skb(skb); 2181c8ba6d0SMarcel Holtmann 2191c8ba6d0SMarcel Holtmann /* Read Verbose Config Version Info */ 2201c8ba6d0SMarcel Holtmann skb = btbcm_read_verbose_config(hdev); 2211c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) 2221c8ba6d0SMarcel Holtmann return PTR_ERR(skb); 2231c8ba6d0SMarcel Holtmann 2241c8ba6d0SMarcel Holtmann BT_INFO("%s: BCM: chip id %u", hdev->name, skb->data[1]); 2251c8ba6d0SMarcel Holtmann kfree_skb(skb); 2261c8ba6d0SMarcel Holtmann 2271c8ba6d0SMarcel Holtmann /* Read USB Product Info */ 2281c8ba6d0SMarcel Holtmann skb = btbcm_read_usb_product(hdev); 2291c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) 2301c8ba6d0SMarcel Holtmann return PTR_ERR(skb); 2311c8ba6d0SMarcel Holtmann 2321c8ba6d0SMarcel Holtmann vid = get_unaligned_le16(skb->data + 1); 2331c8ba6d0SMarcel Holtmann pid = get_unaligned_le16(skb->data + 3); 2341c8ba6d0SMarcel Holtmann kfree_skb(skb); 2351c8ba6d0SMarcel Holtmann 2361c8ba6d0SMarcel Holtmann for (i = 0; bcm_subver_table[i].name; i++) { 2371c8ba6d0SMarcel Holtmann if (subver == bcm_subver_table[i].subver) { 2381c8ba6d0SMarcel Holtmann hw_name = bcm_subver_table[i].name; 2391c8ba6d0SMarcel Holtmann break; 2401c8ba6d0SMarcel Holtmann } 2411c8ba6d0SMarcel Holtmann } 2421c8ba6d0SMarcel Holtmann 2431c8ba6d0SMarcel Holtmann BT_INFO("%s: %s (%3.3u.%3.3u.%3.3u) build %4.4u", hdev->name, 2441c8ba6d0SMarcel Holtmann hw_name ? : "BCM", (subver & 0x7000) >> 13, 2451c8ba6d0SMarcel Holtmann (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff); 2461c8ba6d0SMarcel Holtmann 2471c8ba6d0SMarcel Holtmann snprintf(fw_name, sizeof(fw_name), "brcm/%s-%4.4x-%4.4x.hcd", 2481c8ba6d0SMarcel Holtmann hw_name ? : "BCM", vid, pid); 2491c8ba6d0SMarcel Holtmann 2501c8ba6d0SMarcel Holtmann err = request_firmware(&fw, fw_name, &hdev->dev); 2511c8ba6d0SMarcel Holtmann if (err < 0) { 2521c8ba6d0SMarcel Holtmann BT_INFO("%s: BCM: patch %s not found", hdev->name, fw_name); 2531c8ba6d0SMarcel Holtmann return 0; 2541c8ba6d0SMarcel Holtmann } 2551c8ba6d0SMarcel Holtmann 2561c8ba6d0SMarcel Holtmann /* Start Download */ 2571c8ba6d0SMarcel Holtmann skb = __hci_cmd_sync(hdev, 0xfc2e, 0, NULL, HCI_INIT_TIMEOUT); 2581c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) { 2591c8ba6d0SMarcel Holtmann err = PTR_ERR(skb); 2601c8ba6d0SMarcel Holtmann BT_ERR("%s: BCM: Download Minidrv command failed (%d)", 2611c8ba6d0SMarcel Holtmann hdev->name, err); 2621c8ba6d0SMarcel Holtmann goto reset; 2631c8ba6d0SMarcel Holtmann } 2641c8ba6d0SMarcel Holtmann kfree_skb(skb); 2651c8ba6d0SMarcel Holtmann 2661c8ba6d0SMarcel Holtmann /* 50 msec delay after Download Minidrv completes */ 2671c8ba6d0SMarcel Holtmann msleep(50); 2681c8ba6d0SMarcel Holtmann 2691c8ba6d0SMarcel Holtmann fw_ptr = fw->data; 2701c8ba6d0SMarcel Holtmann fw_size = fw->size; 2711c8ba6d0SMarcel Holtmann 2721c8ba6d0SMarcel Holtmann while (fw_size >= sizeof(*cmd)) { 2731c8ba6d0SMarcel Holtmann const u8 *cmd_param; 2741c8ba6d0SMarcel Holtmann 2751c8ba6d0SMarcel Holtmann cmd = (struct hci_command_hdr *)fw_ptr; 2761c8ba6d0SMarcel Holtmann fw_ptr += sizeof(*cmd); 2771c8ba6d0SMarcel Holtmann fw_size -= sizeof(*cmd); 2781c8ba6d0SMarcel Holtmann 2791c8ba6d0SMarcel Holtmann if (fw_size < cmd->plen) { 2801c8ba6d0SMarcel Holtmann BT_ERR("%s: BCM: patch %s is corrupted", hdev->name, 2811c8ba6d0SMarcel Holtmann fw_name); 2821c8ba6d0SMarcel Holtmann err = -EINVAL; 2831c8ba6d0SMarcel Holtmann goto reset; 2841c8ba6d0SMarcel Holtmann } 2851c8ba6d0SMarcel Holtmann 2861c8ba6d0SMarcel Holtmann cmd_param = fw_ptr; 2871c8ba6d0SMarcel Holtmann fw_ptr += cmd->plen; 2881c8ba6d0SMarcel Holtmann fw_size -= cmd->plen; 2891c8ba6d0SMarcel Holtmann 2901c8ba6d0SMarcel Holtmann opcode = le16_to_cpu(cmd->opcode); 2911c8ba6d0SMarcel Holtmann 2921c8ba6d0SMarcel Holtmann skb = __hci_cmd_sync(hdev, opcode, cmd->plen, cmd_param, 2931c8ba6d0SMarcel Holtmann HCI_INIT_TIMEOUT); 2941c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) { 2951c8ba6d0SMarcel Holtmann err = PTR_ERR(skb); 2961c8ba6d0SMarcel Holtmann BT_ERR("%s: BCM: patch command %04x failed (%d)", 2971c8ba6d0SMarcel Holtmann hdev->name, opcode, err); 2981c8ba6d0SMarcel Holtmann goto reset; 2991c8ba6d0SMarcel Holtmann } 3001c8ba6d0SMarcel Holtmann kfree_skb(skb); 3011c8ba6d0SMarcel Holtmann } 3021c8ba6d0SMarcel Holtmann 3031c8ba6d0SMarcel Holtmann /* 250 msec delay after Launch Ram completes */ 3041c8ba6d0SMarcel Holtmann msleep(250); 3051c8ba6d0SMarcel Holtmann 3061c8ba6d0SMarcel Holtmann reset: 3071c8ba6d0SMarcel Holtmann /* Reset */ 3081c8ba6d0SMarcel Holtmann err = btbcm_reset(hdev); 3091c8ba6d0SMarcel Holtmann if (err) 3101c8ba6d0SMarcel Holtmann goto done; 3111c8ba6d0SMarcel Holtmann 3121c8ba6d0SMarcel Holtmann /* Read Local Version Info */ 3131c8ba6d0SMarcel Holtmann skb = btbcm_read_local_version(hdev); 3141c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) { 3151c8ba6d0SMarcel Holtmann err = PTR_ERR(skb); 3161c8ba6d0SMarcel Holtmann goto done; 3171c8ba6d0SMarcel Holtmann } 3181c8ba6d0SMarcel Holtmann 3191c8ba6d0SMarcel Holtmann ver = (struct hci_rp_read_local_version *)skb->data; 3201c8ba6d0SMarcel Holtmann rev = le16_to_cpu(ver->hci_rev); 3211c8ba6d0SMarcel Holtmann subver = le16_to_cpu(ver->lmp_subver); 3221c8ba6d0SMarcel Holtmann kfree_skb(skb); 3231c8ba6d0SMarcel Holtmann 3241c8ba6d0SMarcel Holtmann BT_INFO("%s: %s (%3.3u.%3.3u.%3.3u) build %4.4u", hdev->name, 3251c8ba6d0SMarcel Holtmann hw_name ? : "BCM", (subver & 0x7000) >> 13, 3261c8ba6d0SMarcel Holtmann (subver & 0x1f00) >> 8, (subver & 0x00ff), rev & 0x0fff); 3271c8ba6d0SMarcel Holtmann 3281c8ba6d0SMarcel Holtmann btbcm_check_bdaddr(hdev); 3291c8ba6d0SMarcel Holtmann 3301c8ba6d0SMarcel Holtmann done: 3311c8ba6d0SMarcel Holtmann release_firmware(fw); 3321c8ba6d0SMarcel Holtmann 3331c8ba6d0SMarcel Holtmann return err; 3341c8ba6d0SMarcel Holtmann } 3351c8ba6d0SMarcel Holtmann EXPORT_SYMBOL_GPL(btbcm_setup_patchram); 3361c8ba6d0SMarcel Holtmann 3371c8ba6d0SMarcel Holtmann int btbcm_setup_apple(struct hci_dev *hdev) 3381c8ba6d0SMarcel Holtmann { 3391c8ba6d0SMarcel Holtmann struct sk_buff *skb; 3401c8ba6d0SMarcel Holtmann 3411c8ba6d0SMarcel Holtmann /* Read Verbose Config Version Info */ 3421c8ba6d0SMarcel Holtmann skb = btbcm_read_verbose_config(hdev); 3431c8ba6d0SMarcel Holtmann if (IS_ERR(skb)) 3441c8ba6d0SMarcel Holtmann return PTR_ERR(skb); 3451c8ba6d0SMarcel Holtmann 3461c8ba6d0SMarcel Holtmann BT_INFO("%s: BCM: chip id %u build %4.4u", hdev->name, skb->data[1], 3471c8ba6d0SMarcel Holtmann get_unaligned_le16(skb->data + 5)); 3481c8ba6d0SMarcel Holtmann kfree_skb(skb); 3491c8ba6d0SMarcel Holtmann 3501c8ba6d0SMarcel Holtmann return 0; 3511c8ba6d0SMarcel Holtmann } 3521c8ba6d0SMarcel Holtmann EXPORT_SYMBOL_GPL(btbcm_setup_apple); 3531c8ba6d0SMarcel Holtmann 3544fba30f0SMarcel Holtmann MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>"); 3554fba30f0SMarcel Holtmann MODULE_DESCRIPTION("Bluetooth support for Broadcom devices ver " VERSION); 3564fba30f0SMarcel Holtmann MODULE_VERSION(VERSION); 3574fba30f0SMarcel Holtmann MODULE_LICENSE("GPL"); 358