Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2008-2009 Atheros Communications Inc. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or modify |
| 5 | * it under the terms of the GNU General Public License as published by |
| 6 | * the Free Software Foundation; either version 2 of the License, or |
| 7 | * (at your option) any later version. |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 17 | * |
| 18 | */ |
| 19 | |
| 20 | |
| 21 | #include <linux/module.h> |
| 22 | #include <linux/kernel.h> |
| 23 | #include <linux/init.h> |
| 24 | #include <linux/slab.h> |
| 25 | #include <linux/types.h> |
| 26 | #include <linux/errno.h> |
| 27 | #include <linux/device.h> |
| 28 | #include <linux/firmware.h> |
| 29 | #include <linux/usb.h> |
Marcel Holtmann | 72dd2b2 | 2014-07-20 17:29:59 +0200 | [diff] [blame] | 30 | #include <asm/unaligned.h> |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 31 | #include <net/bluetooth/bluetooth.h> |
| 32 | |
| 33 | #define VERSION "1.0" |
Paul Fertser | c3eae82 | 2011-10-29 21:52:49 +0400 | [diff] [blame] | 34 | #define ATH3K_FIRMWARE "ath3k-1.fw" |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 35 | |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 36 | #define ATH3K_DNLOAD 0x01 |
| 37 | #define ATH3K_GETSTATE 0x05 |
| 38 | #define ATH3K_SET_NORMAL_MODE 0x07 |
| 39 | #define ATH3K_GETVERSION 0x09 |
| 40 | #define USB_REG_SWITCH_VID_PID 0x0a |
| 41 | |
| 42 | #define ATH3K_MODE_MASK 0x3F |
| 43 | #define ATH3K_NORMAL_MODE 0x0E |
| 44 | |
| 45 | #define ATH3K_PATCH_UPDATE 0x80 |
| 46 | #define ATH3K_SYSCFG_UPDATE 0x40 |
| 47 | |
| 48 | #define ATH3K_XTAL_FREQ_26M 0x00 |
| 49 | #define ATH3K_XTAL_FREQ_40M 0x01 |
| 50 | #define ATH3K_XTAL_FREQ_19P2 0x02 |
| 51 | #define ATH3K_NAME_LEN 0xFF |
| 52 | |
| 53 | struct ath3k_version { |
Marcel Holtmann | 72dd2b2 | 2014-07-20 17:29:59 +0200 | [diff] [blame] | 54 | __le32 rom_version; |
| 55 | __le32 build_version; |
| 56 | __le32 ram_version; |
| 57 | __u8 ref_clock; |
| 58 | __u8 reserved[7]; |
| 59 | } __packed; |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 60 | |
Marcel Holtmann | 3932eb3 | 2013-10-11 07:46:21 -0700 | [diff] [blame] | 61 | static const struct usb_device_id ath3k_table[] = { |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 62 | /* Atheros AR3011 */ |
| 63 | { USB_DEVICE(0x0CF3, 0x3000) }, |
Bala Shanmugam | be93112 | 2010-11-26 17:35:46 +0530 | [diff] [blame] | 64 | |
| 65 | /* Atheros AR3011 with sflash firmware*/ |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 66 | { USB_DEVICE(0x0489, 0xE027) }, |
| 67 | { USB_DEVICE(0x0489, 0xE03D) }, |
Alexander Ploumistos | 2eeff0b | 2015-02-13 21:05:11 +0200 | [diff] [blame] | 68 | { USB_DEVICE(0x04F2, 0xAFF1) }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 69 | { USB_DEVICE(0x0930, 0x0215) }, |
Bala Shanmugam | be93112 | 2010-11-26 17:35:46 +0530 | [diff] [blame] | 70 | { USB_DEVICE(0x0CF3, 0x3002) }, |
Marek Vasut | 6eda541 | 2012-06-08 14:32:50 +0200 | [diff] [blame] | 71 | { USB_DEVICE(0x0CF3, 0xE019) }, |
Andy Ross | 2a7bccc | 2011-05-09 16:11:16 -0700 | [diff] [blame] | 72 | { USB_DEVICE(0x13d3, 0x3304) }, |
Bala Shanmugam | be93112 | 2010-11-26 17:35:46 +0530 | [diff] [blame] | 73 | |
Cho, Yu-Chen | 509e786 | 2011-01-26 17:10:59 +0800 | [diff] [blame] | 74 | /* Atheros AR9285 Malbec with sflash firmware */ |
| 75 | { USB_DEVICE(0x03F0, 0x311D) }, |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 76 | |
| 77 | /* Atheros AR3012 with sflash firmware*/ |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 78 | { USB_DEVICE(0x0489, 0xe04d) }, |
| 79 | { USB_DEVICE(0x0489, 0xe04e) }, |
| 80 | { USB_DEVICE(0x0489, 0xe057) }, |
| 81 | { USB_DEVICE(0x0489, 0xe056) }, |
| 82 | { USB_DEVICE(0x0489, 0xe05f) }, |
Anantha Krishnan | 4b552bc | 2014-10-06 16:31:49 +0530 | [diff] [blame] | 83 | { USB_DEVICE(0x0489, 0xe078) }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 84 | { USB_DEVICE(0x04c5, 0x1330) }, |
| 85 | { USB_DEVICE(0x04CA, 0x3004) }, |
| 86 | { USB_DEVICE(0x04CA, 0x3005) }, |
| 87 | { USB_DEVICE(0x04CA, 0x3006) }, |
Mohammed Habibulla | 1fb4e09 | 2014-04-17 11:37:13 -0700 | [diff] [blame] | 88 | { USB_DEVICE(0x04CA, 0x3007) }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 89 | { USB_DEVICE(0x04CA, 0x3008) }, |
| 90 | { USB_DEVICE(0x04CA, 0x300b) }, |
Janne Heikkinen | 134d3b3 | 2014-12-09 07:44:51 +0200 | [diff] [blame] | 91 | { USB_DEVICE(0x04CA, 0x3010) }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 92 | { USB_DEVICE(0x0930, 0x0219) }, |
| 93 | { USB_DEVICE(0x0930, 0x0220) }, |
Vincent Zwanenburg | 89d2975 | 2014-08-08 12:33:56 +0100 | [diff] [blame] | 94 | { USB_DEVICE(0x0930, 0x0227) }, |
Andy Shevchenko | a735f9e | 2014-02-18 18:26:20 +0200 | [diff] [blame] | 95 | { USB_DEVICE(0x0b05, 0x17d0) }, |
Ming Lei | d66629c | 2013-03-15 11:00:39 +0800 | [diff] [blame] | 96 | { USB_DEVICE(0x0CF3, 0x0036) }, |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 97 | { USB_DEVICE(0x0CF3, 0x3004) }, |
Sunguk Lee | 94a32d10 | 2013-03-12 04:41:58 +0900 | [diff] [blame] | 98 | { USB_DEVICE(0x0CF3, 0x3008) }, |
Cho, Yu-Chen | 07c0ea8 | 2012-03-14 22:01:21 +0200 | [diff] [blame] | 99 | { USB_DEVICE(0x0CF3, 0x311D) }, |
Oliver Neukum | b131237 | 2014-01-16 15:37:11 +0100 | [diff] [blame] | 100 | { USB_DEVICE(0x0CF3, 0x311E) }, |
Oliver Neukum | 1e56f1e | 2014-01-16 16:02:58 +0100 | [diff] [blame] | 101 | { USB_DEVICE(0x0CF3, 0x311F) }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 102 | { USB_DEVICE(0x0cf3, 0x3121) }, |
Ming Lei | ebaf579 | 2013-03-18 23:45:11 +0800 | [diff] [blame] | 103 | { USB_DEVICE(0x0CF3, 0x817a) }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 104 | { USB_DEVICE(0x0cf3, 0xe003) }, |
AceLan Kao | ac71311 | 2012-04-19 14:53:45 +0800 | [diff] [blame] | 105 | { USB_DEVICE(0x0CF3, 0xE004) }, |
Peng Chen | 0a3658c | 2013-08-30 17:41:40 +0800 | [diff] [blame] | 106 | { USB_DEVICE(0x0CF3, 0xE005) }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 107 | { USB_DEVICE(0x13d3, 0x3362) }, |
| 108 | { USB_DEVICE(0x13d3, 0x3375) }, |
AceLan Kao | eed307e | 2012-12-11 11:41:20 +0800 | [diff] [blame] | 109 | { USB_DEVICE(0x13d3, 0x3393) }, |
Sujith Manoharan | 5b77a1f | 2013-07-15 09:29:03 +0530 | [diff] [blame] | 110 | { USB_DEVICE(0x13d3, 0x3402) }, |
Dmitry Tunin | 3bb30a7c | 2014-11-25 20:19:52 +0300 | [diff] [blame] | 111 | { USB_DEVICE(0x13d3, 0x3408) }, |
Dmitry Tunin | 033efa9 | 2015-01-18 00:16:51 +0300 | [diff] [blame] | 112 | { USB_DEVICE(0x13d3, 0x3423) }, |
Anantha Krishnan | fa2f139 | 2014-07-08 19:25:08 +0530 | [diff] [blame] | 113 | { USB_DEVICE(0x13d3, 0x3432) }, |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 114 | |
Cho, Yu-Chen | e9036e3 | 2011-02-15 10:20:07 +0800 | [diff] [blame] | 115 | /* Atheros AR5BBU12 with sflash firmware */ |
| 116 | { USB_DEVICE(0x0489, 0xE02C) }, |
John W. Linville | b67afe7 | 2011-02-18 17:03:41 -0500 | [diff] [blame] | 117 | |
Michael Gruetzner | 85d5972 | 2012-05-02 22:33:40 +0200 | [diff] [blame] | 118 | /* Atheros AR5BBU22 with sflash firmware */ |
Yevgeniy Melnichuk | bc21fde | 2012-08-07 19:48:10 +0530 | [diff] [blame] | 119 | { USB_DEVICE(0x0489, 0xE036) }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 120 | { USB_DEVICE(0x0489, 0xE03C) }, |
Michael Gruetzner | 85d5972 | 2012-05-02 22:33:40 +0200 | [diff] [blame] | 121 | |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 122 | { } /* Terminating entry */ |
| 123 | }; |
| 124 | |
| 125 | MODULE_DEVICE_TABLE(usb, ath3k_table); |
| 126 | |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 127 | #define BTUSB_ATH3012 0x80 |
| 128 | /* This table is to load patch and sysconfig files |
| 129 | * for AR3012 */ |
Marcel Holtmann | 3932eb3 | 2013-10-11 07:46:21 -0700 | [diff] [blame] | 130 | static const struct usb_device_id ath3k_blist_tbl[] = { |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 131 | |
| 132 | /* Atheros AR3012 with sflash firmware*/ |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 133 | { USB_DEVICE(0x0489, 0xe04e), .driver_info = BTUSB_ATH3012 }, |
| 134 | { USB_DEVICE(0x0489, 0xe04d), .driver_info = BTUSB_ATH3012 }, |
| 135 | { USB_DEVICE(0x0489, 0xe056), .driver_info = BTUSB_ATH3012 }, |
| 136 | { USB_DEVICE(0x0489, 0xe057), .driver_info = BTUSB_ATH3012 }, |
| 137 | { USB_DEVICE(0x0489, 0xe05f), .driver_info = BTUSB_ATH3012 }, |
Anantha Krishnan | 4b552bc | 2014-10-06 16:31:49 +0530 | [diff] [blame] | 138 | { USB_DEVICE(0x0489, 0xe078), .driver_info = BTUSB_ATH3012 }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 139 | { USB_DEVICE(0x04c5, 0x1330), .driver_info = BTUSB_ATH3012 }, |
| 140 | { USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 }, |
| 141 | { USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 }, |
| 142 | { USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 }, |
Mohammed Habibulla | 1fb4e09 | 2014-04-17 11:37:13 -0700 | [diff] [blame] | 143 | { USB_DEVICE(0x04ca, 0x3007), .driver_info = BTUSB_ATH3012 }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 144 | { USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 }, |
| 145 | { USB_DEVICE(0x04ca, 0x300b), .driver_info = BTUSB_ATH3012 }, |
Janne Heikkinen | 134d3b3 | 2014-12-09 07:44:51 +0200 | [diff] [blame] | 146 | { USB_DEVICE(0x04ca, 0x3010), .driver_info = BTUSB_ATH3012 }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 147 | { USB_DEVICE(0x0930, 0x0219), .driver_info = BTUSB_ATH3012 }, |
| 148 | { USB_DEVICE(0x0930, 0x0220), .driver_info = BTUSB_ATH3012 }, |
Vincent Zwanenburg | 89d2975 | 2014-08-08 12:33:56 +0100 | [diff] [blame] | 149 | { USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 }, |
Andy Shevchenko | a735f9e | 2014-02-18 18:26:20 +0200 | [diff] [blame] | 150 | { USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 }, |
Ming Lei | d66629c | 2013-03-15 11:00:39 +0800 | [diff] [blame] | 151 | { USB_DEVICE(0x0CF3, 0x0036), .driver_info = BTUSB_ATH3012 }, |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 152 | { USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 }, |
Sunguk Lee | 94a32d10 | 2013-03-12 04:41:58 +0900 | [diff] [blame] | 153 | { USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 }, |
Cho, Yu-Chen | 07c0ea8 | 2012-03-14 22:01:21 +0200 | [diff] [blame] | 154 | { USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 }, |
Oliver Neukum | b131237 | 2014-01-16 15:37:11 +0100 | [diff] [blame] | 155 | { USB_DEVICE(0x0cf3, 0x311E), .driver_info = BTUSB_ATH3012 }, |
Oliver Neukum | 1e56f1e | 2014-01-16 16:02:58 +0100 | [diff] [blame] | 156 | { USB_DEVICE(0x0cf3, 0x311F), .driver_info = BTUSB_ATH3012 }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 157 | { USB_DEVICE(0x0cf3, 0x3121), .driver_info = BTUSB_ATH3012 }, |
Ming Lei | ebaf579 | 2013-03-18 23:45:11 +0800 | [diff] [blame] | 158 | { USB_DEVICE(0x0CF3, 0x817a), .driver_info = BTUSB_ATH3012 }, |
AceLan Kao | ac71311 | 2012-04-19 14:53:45 +0800 | [diff] [blame] | 159 | { USB_DEVICE(0x0cf3, 0xe004), .driver_info = BTUSB_ATH3012 }, |
Peng Chen | 0a3658c | 2013-08-30 17:41:40 +0800 | [diff] [blame] | 160 | { USB_DEVICE(0x0cf3, 0xe005), .driver_info = BTUSB_ATH3012 }, |
AceLan Kao | 1d5b569 | 2013-06-20 13:38:45 +0800 | [diff] [blame] | 161 | { USB_DEVICE(0x0cf3, 0xe003), .driver_info = BTUSB_ATH3012 }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 162 | { USB_DEVICE(0x13d3, 0x3362), .driver_info = BTUSB_ATH3012 }, |
| 163 | { USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 }, |
| 164 | { USB_DEVICE(0x13d3, 0x3393), .driver_info = BTUSB_ATH3012 }, |
| 165 | { USB_DEVICE(0x13d3, 0x3402), .driver_info = BTUSB_ATH3012 }, |
Dmitry Tunin | 3bb30a7c | 2014-11-25 20:19:52 +0300 | [diff] [blame] | 166 | { USB_DEVICE(0x13d3, 0x3408), .driver_info = BTUSB_ATH3012 }, |
Dmitry Tunin | 033efa9 | 2015-01-18 00:16:51 +0300 | [diff] [blame] | 167 | { USB_DEVICE(0x13d3, 0x3423), .driver_info = BTUSB_ATH3012 }, |
Anantha Krishnan | fa2f139 | 2014-07-08 19:25:08 +0530 | [diff] [blame] | 168 | { USB_DEVICE(0x13d3, 0x3432), .driver_info = BTUSB_ATH3012 }, |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 169 | |
Michael Gruetzner | 85d5972 | 2012-05-02 22:33:40 +0200 | [diff] [blame] | 170 | /* Atheros AR5BBU22 with sflash firmware */ |
Yevgeniy Melnichuk | bc21fde | 2012-08-07 19:48:10 +0530 | [diff] [blame] | 171 | { USB_DEVICE(0x0489, 0xE036), .driver_info = BTUSB_ATH3012 }, |
Andy Shevchenko | 0b88006 | 2014-02-18 18:26:19 +0200 | [diff] [blame] | 172 | { USB_DEVICE(0x0489, 0xE03C), .driver_info = BTUSB_ATH3012 }, |
Michael Gruetzner | 85d5972 | 2012-05-02 22:33:40 +0200 | [diff] [blame] | 173 | |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 174 | { } /* Terminating entry */ |
| 175 | }; |
| 176 | |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 177 | #define USB_REQ_DFU_DNLOAD 1 |
| 178 | #define BULK_SIZE 4096 |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 179 | #define FW_HDR_SIZE 20 |
Adam Lee | c561a57 | 2015-01-28 15:30:27 -0500 | [diff] [blame] | 180 | #define TIMEGAP_USEC_MIN 50 |
| 181 | #define TIMEGAP_USEC_MAX 100 |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 182 | |
Alexander Holler | 86e0928 | 2010-11-22 21:09:01 +0100 | [diff] [blame] | 183 | static int ath3k_load_firmware(struct usb_device *udev, |
| 184 | const struct firmware *firmware) |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 185 | { |
| 186 | u8 *send_buf; |
| 187 | int err, pipe, len, size, sent = 0; |
Alexander Holler | 86e0928 | 2010-11-22 21:09:01 +0100 | [diff] [blame] | 188 | int count = firmware->size; |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 189 | |
Alexander Holler | 86e0928 | 2010-11-22 21:09:01 +0100 | [diff] [blame] | 190 | BT_DBG("udev %p", udev); |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 191 | |
Alexander Holler | 86e0928 | 2010-11-22 21:09:01 +0100 | [diff] [blame] | 192 | pipe = usb_sndctrlpipe(udev, 0); |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 193 | |
David Herrmann | 52a1020 | 2011-10-25 12:09:52 +0200 | [diff] [blame] | 194 | send_buf = kmalloc(BULK_SIZE, GFP_KERNEL); |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 195 | if (!send_buf) { |
| 196 | BT_ERR("Can't allocate memory chunk for firmware"); |
| 197 | return -ENOMEM; |
| 198 | } |
| 199 | |
Alexander Holler | 86e0928 | 2010-11-22 21:09:01 +0100 | [diff] [blame] | 200 | memcpy(send_buf, firmware->data, 20); |
Valentin Ilie | a08b15e | 2013-08-12 18:46:00 +0300 | [diff] [blame] | 201 | err = usb_control_msg(udev, pipe, USB_REQ_DFU_DNLOAD, USB_TYPE_VENDOR, |
| 202 | 0, 0, send_buf, 20, USB_CTRL_SET_TIMEOUT); |
| 203 | if (err < 0) { |
Alexander Holler | 86e0928 | 2010-11-22 21:09:01 +0100 | [diff] [blame] | 204 | BT_ERR("Can't change to loading configuration err"); |
| 205 | goto error; |
| 206 | } |
| 207 | sent += 20; |
| 208 | count -= 20; |
| 209 | |
Adam Lee | 3abb56d | 2014-05-27 13:49:07 +0800 | [diff] [blame] | 210 | pipe = usb_sndbulkpipe(udev, 0x02); |
| 211 | |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 212 | while (count) { |
Adam Lee | c561a57 | 2015-01-28 15:30:27 -0500 | [diff] [blame] | 213 | /* workaround the compatibility issue with xHCI controller*/ |
| 214 | usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX); |
| 215 | |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 216 | size = min_t(uint, count, BULK_SIZE); |
Alexander Holler | 86e0928 | 2010-11-22 21:09:01 +0100 | [diff] [blame] | 217 | memcpy(send_buf, firmware->data + sent, size); |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 218 | |
Alexander Holler | 86e0928 | 2010-11-22 21:09:01 +0100 | [diff] [blame] | 219 | err = usb_bulk_msg(udev, pipe, send_buf, size, |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 220 | &len, 3000); |
| 221 | |
| 222 | if (err || (len != size)) { |
| 223 | BT_ERR("Error in firmware loading err = %d," |
| 224 | "len = %d, size = %d", err, len, size); |
| 225 | goto error; |
| 226 | } |
| 227 | |
| 228 | sent += size; |
| 229 | count -= size; |
| 230 | } |
| 231 | |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 232 | error: |
| 233 | kfree(send_buf); |
| 234 | return err; |
| 235 | } |
| 236 | |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 237 | static int ath3k_get_state(struct usb_device *udev, unsigned char *state) |
| 238 | { |
Stanislaw Gruszka | 517828a | 2013-07-08 10:27:23 +0200 | [diff] [blame] | 239 | int ret, pipe = 0; |
| 240 | char *buf; |
| 241 | |
| 242 | buf = kmalloc(sizeof(*buf), GFP_KERNEL); |
| 243 | if (!buf) |
| 244 | return -ENOMEM; |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 245 | |
| 246 | pipe = usb_rcvctrlpipe(udev, 0); |
Stanislaw Gruszka | 517828a | 2013-07-08 10:27:23 +0200 | [diff] [blame] | 247 | ret = usb_control_msg(udev, pipe, ATH3K_GETSTATE, |
| 248 | USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, |
| 249 | buf, sizeof(*buf), USB_CTRL_SET_TIMEOUT); |
| 250 | |
| 251 | *state = *buf; |
| 252 | kfree(buf); |
| 253 | |
| 254 | return ret; |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 255 | } |
| 256 | |
| 257 | static int ath3k_get_version(struct usb_device *udev, |
| 258 | struct ath3k_version *version) |
| 259 | { |
Stanislaw Gruszka | 517828a | 2013-07-08 10:27:23 +0200 | [diff] [blame] | 260 | int ret, pipe = 0; |
| 261 | struct ath3k_version *buf; |
| 262 | const int size = sizeof(*buf); |
| 263 | |
| 264 | buf = kmalloc(size, GFP_KERNEL); |
| 265 | if (!buf) |
| 266 | return -ENOMEM; |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 267 | |
| 268 | pipe = usb_rcvctrlpipe(udev, 0); |
Stanislaw Gruszka | 517828a | 2013-07-08 10:27:23 +0200 | [diff] [blame] | 269 | ret = usb_control_msg(udev, pipe, ATH3K_GETVERSION, |
| 270 | USB_TYPE_VENDOR | USB_DIR_IN, 0, 0, |
| 271 | buf, size, USB_CTRL_SET_TIMEOUT); |
| 272 | |
| 273 | memcpy(version, buf, size); |
| 274 | kfree(buf); |
| 275 | |
| 276 | return ret; |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 277 | } |
| 278 | |
| 279 | static int ath3k_load_fwfile(struct usb_device *udev, |
| 280 | const struct firmware *firmware) |
| 281 | { |
| 282 | u8 *send_buf; |
| 283 | int err, pipe, len, size, count, sent = 0; |
| 284 | int ret; |
| 285 | |
| 286 | count = firmware->size; |
| 287 | |
David Herrmann | 52a1020 | 2011-10-25 12:09:52 +0200 | [diff] [blame] | 288 | send_buf = kmalloc(BULK_SIZE, GFP_KERNEL); |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 289 | if (!send_buf) { |
| 290 | BT_ERR("Can't allocate memory chunk for firmware"); |
| 291 | return -ENOMEM; |
| 292 | } |
| 293 | |
| 294 | size = min_t(uint, count, FW_HDR_SIZE); |
| 295 | memcpy(send_buf, firmware->data, size); |
| 296 | |
| 297 | pipe = usb_sndctrlpipe(udev, 0); |
| 298 | ret = usb_control_msg(udev, pipe, ATH3K_DNLOAD, |
| 299 | USB_TYPE_VENDOR, 0, 0, send_buf, |
| 300 | size, USB_CTRL_SET_TIMEOUT); |
| 301 | if (ret < 0) { |
| 302 | BT_ERR("Can't change to loading configuration err"); |
| 303 | kfree(send_buf); |
| 304 | return ret; |
| 305 | } |
| 306 | |
| 307 | sent += size; |
| 308 | count -= size; |
| 309 | |
Adam Lee | b0c3e13 | 2014-06-05 21:47:44 +0800 | [diff] [blame] | 310 | pipe = usb_sndbulkpipe(udev, 0x02); |
| 311 | |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 312 | while (count) { |
Adam Lee | c561a57 | 2015-01-28 15:30:27 -0500 | [diff] [blame] | 313 | /* workaround the compatibility issue with xHCI controller*/ |
| 314 | usleep_range(TIMEGAP_USEC_MIN, TIMEGAP_USEC_MAX); |
| 315 | |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 316 | size = min_t(uint, count, BULK_SIZE); |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 317 | memcpy(send_buf, firmware->data + sent, size); |
| 318 | |
| 319 | err = usb_bulk_msg(udev, pipe, send_buf, size, |
| 320 | &len, 3000); |
| 321 | if (err || (len != size)) { |
| 322 | BT_ERR("Error in firmware loading err = %d," |
| 323 | "len = %d, size = %d", err, len, size); |
| 324 | kfree(send_buf); |
| 325 | return err; |
| 326 | } |
| 327 | sent += size; |
| 328 | count -= size; |
| 329 | } |
| 330 | |
| 331 | kfree(send_buf); |
| 332 | return 0; |
| 333 | } |
| 334 | |
| 335 | static int ath3k_switch_pid(struct usb_device *udev) |
| 336 | { |
| 337 | int pipe = 0; |
| 338 | |
| 339 | pipe = usb_sndctrlpipe(udev, 0); |
| 340 | return usb_control_msg(udev, pipe, USB_REG_SWITCH_VID_PID, |
| 341 | USB_TYPE_VENDOR, 0, 0, |
| 342 | NULL, 0, USB_CTRL_SET_TIMEOUT); |
| 343 | } |
| 344 | |
| 345 | static int ath3k_set_normal_mode(struct usb_device *udev) |
| 346 | { |
| 347 | unsigned char fw_state; |
| 348 | int pipe = 0, ret; |
| 349 | |
| 350 | ret = ath3k_get_state(udev, &fw_state); |
| 351 | if (ret < 0) { |
| 352 | BT_ERR("Can't get state to change to normal mode err"); |
| 353 | return ret; |
| 354 | } |
| 355 | |
| 356 | if ((fw_state & ATH3K_MODE_MASK) == ATH3K_NORMAL_MODE) { |
| 357 | BT_DBG("firmware was already in normal mode"); |
| 358 | return 0; |
| 359 | } |
| 360 | |
| 361 | pipe = usb_sndctrlpipe(udev, 0); |
| 362 | return usb_control_msg(udev, pipe, ATH3K_SET_NORMAL_MODE, |
| 363 | USB_TYPE_VENDOR, 0, 0, |
| 364 | NULL, 0, USB_CTRL_SET_TIMEOUT); |
| 365 | } |
| 366 | |
| 367 | static int ath3k_load_patch(struct usb_device *udev) |
| 368 | { |
| 369 | unsigned char fw_state; |
| 370 | char filename[ATH3K_NAME_LEN] = {0}; |
| 371 | const struct firmware *firmware; |
Marcel Holtmann | 72dd2b2 | 2014-07-20 17:29:59 +0200 | [diff] [blame] | 372 | struct ath3k_version fw_version; |
| 373 | __u32 pt_rom_version, pt_build_version; |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 374 | int ret; |
| 375 | |
| 376 | ret = ath3k_get_state(udev, &fw_state); |
| 377 | if (ret < 0) { |
| 378 | BT_ERR("Can't get state to change to load ram patch err"); |
| 379 | return ret; |
| 380 | } |
| 381 | |
| 382 | if (fw_state & ATH3K_PATCH_UPDATE) { |
| 383 | BT_DBG("Patch was already downloaded"); |
| 384 | return 0; |
| 385 | } |
| 386 | |
| 387 | ret = ath3k_get_version(udev, &fw_version); |
| 388 | if (ret < 0) { |
| 389 | BT_ERR("Can't get version to change to load ram patch err"); |
| 390 | return ret; |
| 391 | } |
| 392 | |
| 393 | snprintf(filename, ATH3K_NAME_LEN, "ar3k/AthrBT_0x%08x.dfu", |
Marcel Holtmann | 72dd2b2 | 2014-07-20 17:29:59 +0200 | [diff] [blame] | 394 | le32_to_cpu(fw_version.rom_version)); |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 395 | |
| 396 | ret = request_firmware(&firmware, filename, &udev->dev); |
| 397 | if (ret < 0) { |
| 398 | BT_ERR("Patch file not found %s", filename); |
| 399 | return ret; |
| 400 | } |
| 401 | |
Marcel Holtmann | 72dd2b2 | 2014-07-20 17:29:59 +0200 | [diff] [blame] | 402 | pt_rom_version = get_unaligned_le32(firmware->data + |
| 403 | firmware->size - 8); |
| 404 | pt_build_version = get_unaligned_le32(firmware->data + |
| 405 | firmware->size - 4); |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 406 | |
Marcel Holtmann | 72dd2b2 | 2014-07-20 17:29:59 +0200 | [diff] [blame] | 407 | if (pt_rom_version != le32_to_cpu(fw_version.rom_version) || |
| 408 | pt_build_version <= le32_to_cpu(fw_version.build_version)) { |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 409 | BT_ERR("Patch file version did not match with firmware"); |
| 410 | release_firmware(firmware); |
| 411 | return -EINVAL; |
| 412 | } |
| 413 | |
| 414 | ret = ath3k_load_fwfile(udev, firmware); |
| 415 | release_firmware(firmware); |
| 416 | |
| 417 | return ret; |
| 418 | } |
| 419 | |
| 420 | static int ath3k_load_syscfg(struct usb_device *udev) |
| 421 | { |
| 422 | unsigned char fw_state; |
| 423 | char filename[ATH3K_NAME_LEN] = {0}; |
| 424 | const struct firmware *firmware; |
| 425 | struct ath3k_version fw_version; |
| 426 | int clk_value, ret; |
| 427 | |
| 428 | ret = ath3k_get_state(udev, &fw_state); |
| 429 | if (ret < 0) { |
Masanari Iida | 8a168ca | 2012-12-29 02:00:09 +0900 | [diff] [blame] | 430 | BT_ERR("Can't get state to change to load configuration err"); |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 431 | return -EBUSY; |
| 432 | } |
| 433 | |
| 434 | ret = ath3k_get_version(udev, &fw_version); |
| 435 | if (ret < 0) { |
| 436 | BT_ERR("Can't get version to change to load ram patch err"); |
| 437 | return ret; |
| 438 | } |
| 439 | |
| 440 | switch (fw_version.ref_clock) { |
| 441 | |
| 442 | case ATH3K_XTAL_FREQ_26M: |
| 443 | clk_value = 26; |
| 444 | break; |
| 445 | case ATH3K_XTAL_FREQ_40M: |
| 446 | clk_value = 40; |
| 447 | break; |
| 448 | case ATH3K_XTAL_FREQ_19P2: |
| 449 | clk_value = 19; |
| 450 | break; |
| 451 | default: |
| 452 | clk_value = 0; |
| 453 | break; |
| 454 | } |
| 455 | |
| 456 | snprintf(filename, ATH3K_NAME_LEN, "ar3k/ramps_0x%08x_%d%s", |
Peng Chen | b9e2535 | 2012-09-06 19:30:43 +0800 | [diff] [blame] | 457 | le32_to_cpu(fw_version.rom_version), clk_value, ".dfu"); |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 458 | |
| 459 | ret = request_firmware(&firmware, filename, &udev->dev); |
| 460 | if (ret < 0) { |
| 461 | BT_ERR("Configuration file not found %s", filename); |
| 462 | return ret; |
| 463 | } |
| 464 | |
| 465 | ret = ath3k_load_fwfile(udev, firmware); |
| 466 | release_firmware(firmware); |
| 467 | |
| 468 | return ret; |
| 469 | } |
| 470 | |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 471 | static int ath3k_probe(struct usb_interface *intf, |
| 472 | const struct usb_device_id *id) |
| 473 | { |
| 474 | const struct firmware *firmware; |
| 475 | struct usb_device *udev = interface_to_usbdev(intf); |
Rogério Brito | 84f0e17 | 2011-02-03 01:42:05 -0200 | [diff] [blame] | 476 | int ret; |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 477 | |
| 478 | BT_DBG("intf %p id %p", intf, id); |
| 479 | |
| 480 | if (intf->cur_altsetting->desc.bInterfaceNumber != 0) |
| 481 | return -ENODEV; |
| 482 | |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 483 | /* match device ID in ath3k blacklist table */ |
| 484 | if (!id->driver_info) { |
| 485 | const struct usb_device_id *match; |
| 486 | match = usb_match_id(intf, ath3k_blist_tbl); |
| 487 | if (match) |
| 488 | id = match; |
| 489 | } |
| 490 | |
| 491 | /* load patch and sysconfig files for AR3012 */ |
| 492 | if (id->driver_info & BTUSB_ATH3012) { |
Steven.Li | 2d25f8b | 2011-07-01 14:02:36 +0800 | [diff] [blame] | 493 | |
| 494 | /* New firmware with patch and sysconfig files already loaded */ |
| 495 | if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x0001) |
| 496 | return -ENODEV; |
| 497 | |
Bala Shanmugam | d9f51b5 | 2011-02-11 15:38:53 +0530 | [diff] [blame] | 498 | ret = ath3k_load_patch(udev); |
| 499 | if (ret < 0) { |
| 500 | BT_ERR("Loading patch file failed"); |
| 501 | return ret; |
| 502 | } |
| 503 | ret = ath3k_load_syscfg(udev); |
| 504 | if (ret < 0) { |
| 505 | BT_ERR("Loading sysconfig file failed"); |
| 506 | return ret; |
| 507 | } |
| 508 | ret = ath3k_set_normal_mode(udev); |
| 509 | if (ret < 0) { |
| 510 | BT_ERR("Set normal mode failed"); |
| 511 | return ret; |
| 512 | } |
| 513 | ath3k_switch_pid(udev); |
| 514 | return 0; |
| 515 | } |
| 516 | |
Paul Fertser | c3eae82 | 2011-10-29 21:52:49 +0400 | [diff] [blame] | 517 | ret = request_firmware(&firmware, ATH3K_FIRMWARE, &udev->dev); |
| 518 | if (ret < 0) { |
| 519 | if (ret == -ENOENT) |
| 520 | BT_ERR("Firmware file \"%s\" not found", |
| 521 | ATH3K_FIRMWARE); |
| 522 | else |
| 523 | BT_ERR("Firmware file \"%s\" request failed (err=%d)", |
| 524 | ATH3K_FIRMWARE, ret); |
| 525 | return ret; |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 526 | } |
| 527 | |
Rogério Brito | 84f0e17 | 2011-02-03 01:42:05 -0200 | [diff] [blame] | 528 | ret = ath3k_load_firmware(udev, firmware); |
Alexander Holler | 86e0928 | 2010-11-22 21:09:01 +0100 | [diff] [blame] | 529 | release_firmware(firmware); |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 530 | |
Rogério Brito | 84f0e17 | 2011-02-03 01:42:05 -0200 | [diff] [blame] | 531 | return ret; |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 532 | } |
| 533 | |
| 534 | static void ath3k_disconnect(struct usb_interface *intf) |
| 535 | { |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 536 | BT_DBG("ath3k_disconnect intf %p", intf); |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 537 | } |
| 538 | |
| 539 | static struct usb_driver ath3k_driver = { |
| 540 | .name = "ath3k", |
| 541 | .probe = ath3k_probe, |
| 542 | .disconnect = ath3k_disconnect, |
| 543 | .id_table = ath3k_table, |
Sarah Sharp | e1f12eb | 2012-04-23 10:08:51 -0700 | [diff] [blame] | 544 | .disable_hub_initiated_lpm = 1, |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 545 | }; |
| 546 | |
Greg Kroah-Hartman | 93f1508 | 2011-11-18 09:47:34 -0800 | [diff] [blame] | 547 | module_usb_driver(ath3k_driver); |
Vikram Kandukuri | 9670d80 | 2010-01-06 19:04:15 +0530 | [diff] [blame] | 548 | |
| 549 | MODULE_AUTHOR("Atheros Communications"); |
| 550 | MODULE_DESCRIPTION("Atheros AR30xx firmware driver"); |
| 551 | MODULE_VERSION(VERSION); |
| 552 | MODULE_LICENSE("GPL"); |
Paul Fertser | c3eae82 | 2011-10-29 21:52:49 +0400 | [diff] [blame] | 553 | MODULE_FIRMWARE(ATH3K_FIRMWARE); |