| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1 | /* | 
| Ivo van Doorn | 96481b2 | 2010-08-06 20:47:57 +0200 | [diff] [blame] | 2 | 	Copyright (C) 2009 - 2010 Ivo van Doorn <IvDoorn@gmail.com> | 
| Gertjan van Wingerde | 9c9a0d1 | 2009-11-08 16:39:55 +0100 | [diff] [blame] | 3 | 	Copyright (C) 2009 Alban Browaeys <prahal@yahoo.com> | 
 | 4 | 	Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org> | 
 | 5 | 	Copyright (C) 2009 Luis Correia <luis.f.correia@gmail.com> | 
 | 6 | 	Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de> | 
 | 7 | 	Copyright (C) 2009 Mark Asselstine <asselsm@gmail.com> | 
 | 8 | 	Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com> | 
 | 9 | 	Copyright (C) 2009 Bart Zolnierkiewicz <bzolnier@gmail.com> | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 10 | 	<http://rt2x00.serialmonkey.com> | 
 | 11 |  | 
 | 12 | 	This program is free software; you can redistribute it and/or modify | 
 | 13 | 	it under the terms of the GNU General Public License as published by | 
 | 14 | 	the Free Software Foundation; either version 2 of the License, or | 
 | 15 | 	(at your option) any later version. | 
 | 16 |  | 
 | 17 | 	This program is distributed in the hope that it will be useful, | 
 | 18 | 	but WITHOUT ANY WARRANTY; without even the implied warranty of | 
 | 19 | 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 
 | 20 | 	GNU General Public License for more details. | 
 | 21 |  | 
 | 22 | 	You should have received a copy of the GNU General Public License | 
 | 23 | 	along with this program; if not, write to the | 
 | 24 | 	Free Software Foundation, Inc., | 
 | 25 | 	59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | 
 | 26 |  */ | 
 | 27 |  | 
 | 28 | /* | 
 | 29 | 	Module: rt2800pci | 
 | 30 | 	Abstract: rt2800pci device specific routines. | 
 | 31 | 	Supported chipsets: RT2800E & RT2800ED. | 
 | 32 |  */ | 
 | 33 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 34 | #include <linux/delay.h> | 
 | 35 | #include <linux/etherdevice.h> | 
 | 36 | #include <linux/init.h> | 
 | 37 | #include <linux/kernel.h> | 
 | 38 | #include <linux/module.h> | 
 | 39 | #include <linux/pci.h> | 
 | 40 | #include <linux/platform_device.h> | 
 | 41 | #include <linux/eeprom_93cx6.h> | 
 | 42 |  | 
 | 43 | #include "rt2x00.h" | 
 | 44 | #include "rt2x00pci.h" | 
 | 45 | #include "rt2x00soc.h" | 
| Bartlomiej Zolnierkiewicz | 7ef5cc9 | 2009-11-04 18:35:32 +0100 | [diff] [blame] | 46 | #include "rt2800lib.h" | 
| Bartlomiej Zolnierkiewicz | b54f78a | 2009-11-04 18:35:54 +0100 | [diff] [blame] | 47 | #include "rt2800.h" | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 48 | #include "rt2800pci.h" | 
 | 49 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 50 | /* | 
 | 51 |  * Allow hardware encryption to be disabled. | 
 | 52 |  */ | 
| Ivo van Doorn | 04f1e34 | 2010-06-14 22:13:56 +0200 | [diff] [blame] | 53 | static int modparam_nohwcrypt = 0; | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 54 | module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); | 
 | 55 | MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); | 
 | 56 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 57 | static void rt2800pci_mcu_status(struct rt2x00_dev *rt2x00dev, const u8 token) | 
 | 58 | { | 
 | 59 | 	unsigned int i; | 
 | 60 | 	u32 reg; | 
 | 61 |  | 
| Luis Correia | f18d446 | 2010-04-03 12:49:53 +0100 | [diff] [blame] | 62 | 	/* | 
 | 63 | 	 * SOC devices don't support MCU requests. | 
 | 64 | 	 */ | 
 | 65 | 	if (rt2x00_is_soc(rt2x00dev)) | 
 | 66 | 		return; | 
 | 67 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 68 | 	for (i = 0; i < 200; i++) { | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 69 | 		rt2x00pci_register_read(rt2x00dev, H2M_MAILBOX_CID, ®); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 70 |  | 
 | 71 | 		if ((rt2x00_get_field32(reg, H2M_MAILBOX_CID_CMD0) == token) || | 
 | 72 | 		    (rt2x00_get_field32(reg, H2M_MAILBOX_CID_CMD1) == token) || | 
 | 73 | 		    (rt2x00_get_field32(reg, H2M_MAILBOX_CID_CMD2) == token) || | 
 | 74 | 		    (rt2x00_get_field32(reg, H2M_MAILBOX_CID_CMD3) == token)) | 
 | 75 | 			break; | 
 | 76 |  | 
 | 77 | 		udelay(REGISTER_BUSY_DELAY); | 
 | 78 | 	} | 
 | 79 |  | 
 | 80 | 	if (i == 200) | 
 | 81 | 		ERROR(rt2x00dev, "MCU request failed, no response from hardware\n"); | 
 | 82 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 83 | 	rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_STATUS, ~0); | 
 | 84 | 	rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_CID, ~0); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 85 | } | 
 | 86 |  | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 87 | #if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 88 | static void rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) | 
 | 89 | { | 
| Gertjan van Wingerde | ef8397c | 2010-11-13 19:11:22 +0100 | [diff] [blame] | 90 | 	void __iomem *base_addr = ioremap(0x1F040000, EEPROM_SIZE); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 91 |  | 
 | 92 | 	memcpy_fromio(rt2x00dev->eeprom, base_addr, EEPROM_SIZE); | 
| Gertjan van Wingerde | ef8397c | 2010-11-13 19:11:22 +0100 | [diff] [blame] | 93 |  | 
 | 94 | 	iounmap(base_addr); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 95 | } | 
 | 96 | #else | 
 | 97 | static inline void rt2800pci_read_eeprom_soc(struct rt2x00_dev *rt2x00dev) | 
 | 98 | { | 
 | 99 | } | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 100 | #endif /* CONFIG_RALINK_RT288X || CONFIG_RALINK_RT305X */ | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 101 |  | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 102 | #ifdef CONFIG_PCI | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 103 | static void rt2800pci_eepromregister_read(struct eeprom_93cx6 *eeprom) | 
 | 104 | { | 
 | 105 | 	struct rt2x00_dev *rt2x00dev = eeprom->data; | 
 | 106 | 	u32 reg; | 
 | 107 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 108 | 	rt2x00pci_register_read(rt2x00dev, E2PROM_CSR, ®); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 109 |  | 
 | 110 | 	eeprom->reg_data_in = !!rt2x00_get_field32(reg, E2PROM_CSR_DATA_IN); | 
 | 111 | 	eeprom->reg_data_out = !!rt2x00_get_field32(reg, E2PROM_CSR_DATA_OUT); | 
 | 112 | 	eeprom->reg_data_clock = | 
 | 113 | 	    !!rt2x00_get_field32(reg, E2PROM_CSR_DATA_CLOCK); | 
 | 114 | 	eeprom->reg_chip_select = | 
 | 115 | 	    !!rt2x00_get_field32(reg, E2PROM_CSR_CHIP_SELECT); | 
 | 116 | } | 
 | 117 |  | 
 | 118 | static void rt2800pci_eepromregister_write(struct eeprom_93cx6 *eeprom) | 
 | 119 | { | 
 | 120 | 	struct rt2x00_dev *rt2x00dev = eeprom->data; | 
 | 121 | 	u32 reg = 0; | 
 | 122 |  | 
 | 123 | 	rt2x00_set_field32(®, E2PROM_CSR_DATA_IN, !!eeprom->reg_data_in); | 
 | 124 | 	rt2x00_set_field32(®, E2PROM_CSR_DATA_OUT, !!eeprom->reg_data_out); | 
 | 125 | 	rt2x00_set_field32(®, E2PROM_CSR_DATA_CLOCK, | 
 | 126 | 			   !!eeprom->reg_data_clock); | 
 | 127 | 	rt2x00_set_field32(®, E2PROM_CSR_CHIP_SELECT, | 
 | 128 | 			   !!eeprom->reg_chip_select); | 
 | 129 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 130 | 	rt2x00pci_register_write(rt2x00dev, E2PROM_CSR, reg); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 131 | } | 
 | 132 |  | 
 | 133 | static void rt2800pci_read_eeprom_pci(struct rt2x00_dev *rt2x00dev) | 
 | 134 | { | 
 | 135 | 	struct eeprom_93cx6 eeprom; | 
 | 136 | 	u32 reg; | 
 | 137 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 138 | 	rt2x00pci_register_read(rt2x00dev, E2PROM_CSR, ®); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 139 |  | 
 | 140 | 	eeprom.data = rt2x00dev; | 
 | 141 | 	eeprom.register_read = rt2800pci_eepromregister_read; | 
 | 142 | 	eeprom.register_write = rt2800pci_eepromregister_write; | 
| Gertjan van Wingerde | 20f8b13 | 2010-06-29 21:44:18 +0200 | [diff] [blame] | 143 | 	switch (rt2x00_get_field32(reg, E2PROM_CSR_TYPE)) | 
 | 144 | 	{ | 
 | 145 | 	case 0: | 
 | 146 | 		eeprom.width = PCI_EEPROM_WIDTH_93C46; | 
 | 147 | 		break; | 
 | 148 | 	case 1: | 
 | 149 | 		eeprom.width = PCI_EEPROM_WIDTH_93C66; | 
 | 150 | 		break; | 
 | 151 | 	default: | 
 | 152 | 		eeprom.width = PCI_EEPROM_WIDTH_93C86; | 
 | 153 | 		break; | 
 | 154 | 	} | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 155 | 	eeprom.reg_data_in = 0; | 
 | 156 | 	eeprom.reg_data_out = 0; | 
 | 157 | 	eeprom.reg_data_clock = 0; | 
 | 158 | 	eeprom.reg_chip_select = 0; | 
 | 159 |  | 
 | 160 | 	eeprom_93cx6_multiread(&eeprom, EEPROM_BASE, rt2x00dev->eeprom, | 
 | 161 | 			       EEPROM_SIZE / sizeof(u16)); | 
 | 162 | } | 
 | 163 |  | 
| Gertjan van Wingerde | a659868 | 2009-11-08 12:30:35 +0100 | [diff] [blame] | 164 | static int rt2800pci_efuse_detect(struct rt2x00_dev *rt2x00dev) | 
 | 165 | { | 
| Bartlomiej Zolnierkiewicz | 30e8403 | 2009-11-08 14:39:48 +0100 | [diff] [blame] | 166 | 	return rt2800_efuse_detect(rt2x00dev); | 
| Gertjan van Wingerde | a659868 | 2009-11-08 12:30:35 +0100 | [diff] [blame] | 167 | } | 
 | 168 |  | 
| Bartlomiej Zolnierkiewicz | 30e8403 | 2009-11-08 14:39:48 +0100 | [diff] [blame] | 169 | static inline void rt2800pci_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 170 | { | 
| Bartlomiej Zolnierkiewicz | 30e8403 | 2009-11-08 14:39:48 +0100 | [diff] [blame] | 171 | 	rt2800_read_eeprom_efuse(rt2x00dev); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 172 | } | 
 | 173 | #else | 
 | 174 | static inline void rt2800pci_read_eeprom_pci(struct rt2x00_dev *rt2x00dev) | 
 | 175 | { | 
 | 176 | } | 
 | 177 |  | 
| Gertjan van Wingerde | a659868 | 2009-11-08 12:30:35 +0100 | [diff] [blame] | 178 | static inline int rt2800pci_efuse_detect(struct rt2x00_dev *rt2x00dev) | 
 | 179 | { | 
 | 180 | 	return 0; | 
 | 181 | } | 
 | 182 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 183 | static inline void rt2800pci_read_eeprom_efuse(struct rt2x00_dev *rt2x00dev) | 
 | 184 | { | 
 | 185 | } | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 186 | #endif /* CONFIG_PCI */ | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 187 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 188 | /* | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 189 |  * Queue handlers. | 
 | 190 |  */ | 
 | 191 | static void rt2800pci_start_queue(struct data_queue *queue) | 
 | 192 | { | 
 | 193 | 	struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; | 
 | 194 | 	u32 reg; | 
 | 195 |  | 
 | 196 | 	switch (queue->qid) { | 
 | 197 | 	case QID_RX: | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 198 | 		rt2x00pci_register_read(rt2x00dev, MAC_SYS_CTRL, ®); | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 199 | 		rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 1); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 200 | 		rt2x00pci_register_write(rt2x00dev, MAC_SYS_CTRL, reg); | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 201 | 		break; | 
 | 202 | 	case QID_BEACON: | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 203 | 		rt2x00pci_register_read(rt2x00dev, BCN_TIME_CFG, ®); | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 204 | 		rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 1); | 
 | 205 | 		rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 1); | 
 | 206 | 		rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 1); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 207 | 		rt2x00pci_register_write(rt2x00dev, BCN_TIME_CFG, reg); | 
| Helmut Schaa | 69cf36a | 2011-01-30 13:16:03 +0100 | [diff] [blame] | 208 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 209 | 		rt2x00pci_register_read(rt2x00dev, INT_TIMER_EN, ®); | 
| Helmut Schaa | 69cf36a | 2011-01-30 13:16:03 +0100 | [diff] [blame] | 210 | 		rt2x00_set_field32(®, INT_TIMER_EN_PRE_TBTT_TIMER, 1); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 211 | 		rt2x00pci_register_write(rt2x00dev, INT_TIMER_EN, reg); | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 212 | 		break; | 
 | 213 | 	default: | 
 | 214 | 		break; | 
| Joe Perches | 6403eab | 2011-06-03 11:51:20 +0000 | [diff] [blame] | 215 | 	} | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 216 | } | 
 | 217 |  | 
 | 218 | static void rt2800pci_kick_queue(struct data_queue *queue) | 
 | 219 | { | 
 | 220 | 	struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; | 
 | 221 | 	struct queue_entry *entry; | 
 | 222 |  | 
 | 223 | 	switch (queue->qid) { | 
| Ivo van Doorn | f615e9a | 2010-12-13 12:36:38 +0100 | [diff] [blame] | 224 | 	case QID_AC_VO: | 
 | 225 | 	case QID_AC_VI: | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 226 | 	case QID_AC_BE: | 
 | 227 | 	case QID_AC_BK: | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 228 | 		entry = rt2x00queue_get_entry(queue, Q_INDEX); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 229 | 		rt2x00pci_register_write(rt2x00dev, TX_CTX_IDX(queue->qid), | 
 | 230 | 					 entry->entry_idx); | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 231 | 		break; | 
 | 232 | 	case QID_MGMT: | 
 | 233 | 		entry = rt2x00queue_get_entry(queue, Q_INDEX); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 234 | 		rt2x00pci_register_write(rt2x00dev, TX_CTX_IDX(5), | 
 | 235 | 					 entry->entry_idx); | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 236 | 		break; | 
 | 237 | 	default: | 
 | 238 | 		break; | 
 | 239 | 	} | 
 | 240 | } | 
 | 241 |  | 
 | 242 | static void rt2800pci_stop_queue(struct data_queue *queue) | 
 | 243 | { | 
 | 244 | 	struct rt2x00_dev *rt2x00dev = queue->rt2x00dev; | 
 | 245 | 	u32 reg; | 
 | 246 |  | 
 | 247 | 	switch (queue->qid) { | 
 | 248 | 	case QID_RX: | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 249 | 		rt2x00pci_register_read(rt2x00dev, MAC_SYS_CTRL, ®); | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 250 | 		rt2x00_set_field32(®, MAC_SYS_CTRL_ENABLE_RX, 0); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 251 | 		rt2x00pci_register_write(rt2x00dev, MAC_SYS_CTRL, reg); | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 252 | 		break; | 
 | 253 | 	case QID_BEACON: | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 254 | 		rt2x00pci_register_read(rt2x00dev, BCN_TIME_CFG, ®); | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 255 | 		rt2x00_set_field32(®, BCN_TIME_CFG_TSF_TICKING, 0); | 
 | 256 | 		rt2x00_set_field32(®, BCN_TIME_CFG_TBTT_ENABLE, 0); | 
 | 257 | 		rt2x00_set_field32(®, BCN_TIME_CFG_BEACON_GEN, 0); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 258 | 		rt2x00pci_register_write(rt2x00dev, BCN_TIME_CFG, reg); | 
| Helmut Schaa | 69cf36a | 2011-01-30 13:16:03 +0100 | [diff] [blame] | 259 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 260 | 		rt2x00pci_register_read(rt2x00dev, INT_TIMER_EN, ®); | 
| Helmut Schaa | 69cf36a | 2011-01-30 13:16:03 +0100 | [diff] [blame] | 261 | 		rt2x00_set_field32(®, INT_TIMER_EN_PRE_TBTT_TIMER, 0); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 262 | 		rt2x00pci_register_write(rt2x00dev, INT_TIMER_EN, reg); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 263 |  | 
 | 264 | 		/* | 
| Helmut Schaa | abc1199 | 2011-08-06 13:13:48 +0200 | [diff] [blame] | 265 | 		 * Wait for current invocation to finish. The tasklet | 
 | 266 | 		 * won't be scheduled anymore afterwards since we disabled | 
 | 267 | 		 * the TBTT and PRE TBTT timer. | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 268 | 		 */ | 
| Helmut Schaa | abc1199 | 2011-08-06 13:13:48 +0200 | [diff] [blame] | 269 | 		tasklet_kill(&rt2x00dev->tbtt_tasklet); | 
 | 270 | 		tasklet_kill(&rt2x00dev->pretbtt_tasklet); | 
 | 271 |  | 
| Ivo van Doorn | 5450b7e | 2010-12-13 12:34:22 +0100 | [diff] [blame] | 272 | 		break; | 
 | 273 | 	default: | 
 | 274 | 		break; | 
 | 275 | 	} | 
 | 276 | } | 
 | 277 |  | 
 | 278 | /* | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 279 |  * Firmware functions | 
 | 280 |  */ | 
 | 281 | static char *rt2800pci_get_firmware_name(struct rt2x00_dev *rt2x00dev) | 
 | 282 | { | 
 | 283 | 	return FIRMWARE_RT2860; | 
 | 284 | } | 
 | 285 |  | 
| Ivo van Doorn | f31c9a8 | 2010-07-11 12:30:37 +0200 | [diff] [blame] | 286 | static int rt2800pci_write_firmware(struct rt2x00_dev *rt2x00dev, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 287 | 				    const u8 *data, const size_t len) | 
 | 288 | { | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 289 | 	u32 reg; | 
 | 290 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 291 | 	/* | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 292 | 	 * enable Host program ram write selection | 
 | 293 | 	 */ | 
 | 294 | 	reg = 0; | 
 | 295 | 	rt2x00_set_field32(®, PBF_SYS_CTRL_HOST_RAM_WRITE, 1); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 296 | 	rt2x00pci_register_write(rt2x00dev, PBF_SYS_CTRL, reg); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 297 |  | 
 | 298 | 	/* | 
 | 299 | 	 * Write firmware to device. | 
 | 300 | 	 */ | 
| Ivo van Doorn | d4c838e | 2011-04-30 17:14:49 +0200 | [diff] [blame] | 301 | 	rt2x00pci_register_multiwrite(rt2x00dev, FIRMWARE_IMAGE_BASE, | 
 | 302 | 				      data, len); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 303 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 304 | 	rt2x00pci_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000); | 
 | 305 | 	rt2x00pci_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00001); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 306 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 307 | 	rt2x00pci_register_write(rt2x00dev, H2M_BBP_AGENT, 0); | 
 | 308 | 	rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_CSR, 0); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 309 |  | 
 | 310 | 	return 0; | 
 | 311 | } | 
 | 312 |  | 
 | 313 | /* | 
 | 314 |  * Initialization functions. | 
 | 315 |  */ | 
 | 316 | static bool rt2800pci_get_entry_state(struct queue_entry *entry) | 
 | 317 | { | 
 | 318 | 	struct queue_entry_priv_pci *entry_priv = entry->priv_data; | 
 | 319 | 	u32 word; | 
 | 320 |  | 
 | 321 | 	if (entry->queue->qid == QID_RX) { | 
 | 322 | 		rt2x00_desc_read(entry_priv->desc, 1, &word); | 
 | 323 |  | 
 | 324 | 		return (!rt2x00_get_field32(word, RXD_W1_DMA_DONE)); | 
 | 325 | 	} else { | 
 | 326 | 		rt2x00_desc_read(entry_priv->desc, 1, &word); | 
 | 327 |  | 
 | 328 | 		return (!rt2x00_get_field32(word, TXD_W1_DMA_DONE)); | 
 | 329 | 	} | 
 | 330 | } | 
 | 331 |  | 
 | 332 | static void rt2800pci_clear_entry(struct queue_entry *entry) | 
 | 333 | { | 
 | 334 | 	struct queue_entry_priv_pci *entry_priv = entry->priv_data; | 
 | 335 | 	struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); | 
| Helmut Schaa | 9519233 | 2010-10-02 11:29:30 +0200 | [diff] [blame] | 336 | 	struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 337 | 	u32 word; | 
 | 338 |  | 
 | 339 | 	if (entry->queue->qid == QID_RX) { | 
 | 340 | 		rt2x00_desc_read(entry_priv->desc, 0, &word); | 
 | 341 | 		rt2x00_set_field32(&word, RXD_W0_SDP0, skbdesc->skb_dma); | 
 | 342 | 		rt2x00_desc_write(entry_priv->desc, 0, word); | 
 | 343 |  | 
 | 344 | 		rt2x00_desc_read(entry_priv->desc, 1, &word); | 
 | 345 | 		rt2x00_set_field32(&word, RXD_W1_DMA_DONE, 0); | 
 | 346 | 		rt2x00_desc_write(entry_priv->desc, 1, word); | 
| Helmut Schaa | 9519233 | 2010-10-02 11:29:30 +0200 | [diff] [blame] | 347 |  | 
 | 348 | 		/* | 
 | 349 | 		 * Set RX IDX in register to inform hardware that we have | 
 | 350 | 		 * handled this entry and it is available for reuse again. | 
 | 351 | 		 */ | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 352 | 		rt2x00pci_register_write(rt2x00dev, RX_CRX_IDX, | 
| Helmut Schaa | 9519233 | 2010-10-02 11:29:30 +0200 | [diff] [blame] | 353 | 				      entry->entry_idx); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 354 | 	} else { | 
 | 355 | 		rt2x00_desc_read(entry_priv->desc, 1, &word); | 
 | 356 | 		rt2x00_set_field32(&word, TXD_W1_DMA_DONE, 1); | 
 | 357 | 		rt2x00_desc_write(entry_priv->desc, 1, word); | 
 | 358 | 	} | 
 | 359 | } | 
 | 360 |  | 
 | 361 | static int rt2800pci_init_queues(struct rt2x00_dev *rt2x00dev) | 
 | 362 | { | 
 | 363 | 	struct queue_entry_priv_pci *entry_priv; | 
 | 364 | 	u32 reg; | 
 | 365 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 366 | 	/* | 
 | 367 | 	 * Initialize registers. | 
 | 368 | 	 */ | 
 | 369 | 	entry_priv = rt2x00dev->tx[0].entries[0].priv_data; | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 370 | 	rt2x00pci_register_write(rt2x00dev, TX_BASE_PTR0, entry_priv->desc_dma); | 
 | 371 | 	rt2x00pci_register_write(rt2x00dev, TX_MAX_CNT0, | 
 | 372 | 				 rt2x00dev->tx[0].limit); | 
 | 373 | 	rt2x00pci_register_write(rt2x00dev, TX_CTX_IDX0, 0); | 
 | 374 | 	rt2x00pci_register_write(rt2x00dev, TX_DTX_IDX0, 0); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 375 |  | 
 | 376 | 	entry_priv = rt2x00dev->tx[1].entries[0].priv_data; | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 377 | 	rt2x00pci_register_write(rt2x00dev, TX_BASE_PTR1, entry_priv->desc_dma); | 
 | 378 | 	rt2x00pci_register_write(rt2x00dev, TX_MAX_CNT1, | 
 | 379 | 				 rt2x00dev->tx[1].limit); | 
 | 380 | 	rt2x00pci_register_write(rt2x00dev, TX_CTX_IDX1, 0); | 
 | 381 | 	rt2x00pci_register_write(rt2x00dev, TX_DTX_IDX1, 0); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 382 |  | 
 | 383 | 	entry_priv = rt2x00dev->tx[2].entries[0].priv_data; | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 384 | 	rt2x00pci_register_write(rt2x00dev, TX_BASE_PTR2, entry_priv->desc_dma); | 
 | 385 | 	rt2x00pci_register_write(rt2x00dev, TX_MAX_CNT2, | 
 | 386 | 				 rt2x00dev->tx[2].limit); | 
 | 387 | 	rt2x00pci_register_write(rt2x00dev, TX_CTX_IDX2, 0); | 
 | 388 | 	rt2x00pci_register_write(rt2x00dev, TX_DTX_IDX2, 0); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 389 |  | 
 | 390 | 	entry_priv = rt2x00dev->tx[3].entries[0].priv_data; | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 391 | 	rt2x00pci_register_write(rt2x00dev, TX_BASE_PTR3, entry_priv->desc_dma); | 
 | 392 | 	rt2x00pci_register_write(rt2x00dev, TX_MAX_CNT3, | 
 | 393 | 				 rt2x00dev->tx[3].limit); | 
 | 394 | 	rt2x00pci_register_write(rt2x00dev, TX_CTX_IDX3, 0); | 
 | 395 | 	rt2x00pci_register_write(rt2x00dev, TX_DTX_IDX3, 0); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 396 |  | 
 | 397 | 	entry_priv = rt2x00dev->rx->entries[0].priv_data; | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 398 | 	rt2x00pci_register_write(rt2x00dev, RX_BASE_PTR, entry_priv->desc_dma); | 
 | 399 | 	rt2x00pci_register_write(rt2x00dev, RX_MAX_CNT, | 
 | 400 | 				 rt2x00dev->rx[0].limit); | 
 | 401 | 	rt2x00pci_register_write(rt2x00dev, RX_CRX_IDX, | 
 | 402 | 				 rt2x00dev->rx[0].limit - 1); | 
 | 403 | 	rt2x00pci_register_write(rt2x00dev, RX_DRX_IDX, 0); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 404 |  | 
 | 405 | 	/* | 
 | 406 | 	 * Enable global DMA configuration | 
 | 407 | 	 */ | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 408 | 	rt2x00pci_register_read(rt2x00dev, WPDMA_GLO_CFG, ®); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 409 | 	rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_TX_DMA, 0); | 
 | 410 | 	rt2x00_set_field32(®, WPDMA_GLO_CFG_ENABLE_RX_DMA, 0); | 
 | 411 | 	rt2x00_set_field32(®, WPDMA_GLO_CFG_TX_WRITEBACK_DONE, 1); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 412 | 	rt2x00pci_register_write(rt2x00dev, WPDMA_GLO_CFG, reg); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 413 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 414 | 	rt2x00pci_register_write(rt2x00dev, DELAY_INT_CFG, 0); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 415 |  | 
 | 416 | 	return 0; | 
 | 417 | } | 
 | 418 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 419 | /* | 
 | 420 |  * Device state switch handlers. | 
 | 421 |  */ | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 422 | static void rt2800pci_toggle_irq(struct rt2x00_dev *rt2x00dev, | 
 | 423 | 				 enum dev_state state) | 
 | 424 | { | 
| Helmut Schaa | b550911 | 2011-01-30 13:20:52 +0100 | [diff] [blame] | 425 | 	int mask = (state == STATE_RADIO_IRQ_ON); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 426 | 	u32 reg; | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 427 | 	unsigned long flags; | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 428 |  | 
 | 429 | 	/* | 
 | 430 | 	 * When interrupts are being enabled, the interrupt registers | 
 | 431 | 	 * should clear the register to assure a clean state. | 
 | 432 | 	 */ | 
 | 433 | 	if (state == STATE_RADIO_IRQ_ON) { | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 434 | 		rt2x00pci_register_read(rt2x00dev, INT_SOURCE_CSR, ®); | 
 | 435 | 		rt2x00pci_register_write(rt2x00dev, INT_SOURCE_CSR, reg); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 436 | 	} | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 437 |  | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 438 | 	spin_lock_irqsave(&rt2x00dev->irqmask_lock, flags); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 439 | 	rt2x00pci_register_read(rt2x00dev, INT_MASK_CSR, ®); | 
| Helmut Schaa | 93149cf | 2010-09-08 20:56:52 +0200 | [diff] [blame] | 440 | 	rt2x00_set_field32(®, INT_MASK_CSR_RXDELAYINT, 0); | 
 | 441 | 	rt2x00_set_field32(®, INT_MASK_CSR_TXDELAYINT, 0); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 442 | 	rt2x00_set_field32(®, INT_MASK_CSR_RX_DONE, mask); | 
| Helmut Schaa | 93149cf | 2010-09-08 20:56:52 +0200 | [diff] [blame] | 443 | 	rt2x00_set_field32(®, INT_MASK_CSR_AC0_DMA_DONE, 0); | 
 | 444 | 	rt2x00_set_field32(®, INT_MASK_CSR_AC1_DMA_DONE, 0); | 
 | 445 | 	rt2x00_set_field32(®, INT_MASK_CSR_AC2_DMA_DONE, 0); | 
 | 446 | 	rt2x00_set_field32(®, INT_MASK_CSR_AC3_DMA_DONE, 0); | 
 | 447 | 	rt2x00_set_field32(®, INT_MASK_CSR_HCCA_DMA_DONE, 0); | 
 | 448 | 	rt2x00_set_field32(®, INT_MASK_CSR_MGMT_DMA_DONE, 0); | 
 | 449 | 	rt2x00_set_field32(®, INT_MASK_CSR_MCU_COMMAND, 0); | 
 | 450 | 	rt2x00_set_field32(®, INT_MASK_CSR_RXTX_COHERENT, 0); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 451 | 	rt2x00_set_field32(®, INT_MASK_CSR_TBTT, mask); | 
 | 452 | 	rt2x00_set_field32(®, INT_MASK_CSR_PRE_TBTT, mask); | 
 | 453 | 	rt2x00_set_field32(®, INT_MASK_CSR_TX_FIFO_STATUS, mask); | 
 | 454 | 	rt2x00_set_field32(®, INT_MASK_CSR_AUTO_WAKEUP, mask); | 
| Helmut Schaa | 93149cf | 2010-09-08 20:56:52 +0200 | [diff] [blame] | 455 | 	rt2x00_set_field32(®, INT_MASK_CSR_GPTIMER, 0); | 
 | 456 | 	rt2x00_set_field32(®, INT_MASK_CSR_RX_COHERENT, 0); | 
 | 457 | 	rt2x00_set_field32(®, INT_MASK_CSR_TX_COHERENT, 0); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 458 | 	rt2x00pci_register_write(rt2x00dev, INT_MASK_CSR, reg); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 459 | 	spin_unlock_irqrestore(&rt2x00dev->irqmask_lock, flags); | 
 | 460 |  | 
 | 461 | 	if (state == STATE_RADIO_IRQ_OFF) { | 
 | 462 | 		/* | 
| Helmut Schaa | abc1199 | 2011-08-06 13:13:48 +0200 | [diff] [blame] | 463 | 		 * Wait for possibly running tasklets to finish. | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 464 | 		 */ | 
| Helmut Schaa | abc1199 | 2011-08-06 13:13:48 +0200 | [diff] [blame] | 465 | 		tasklet_kill(&rt2x00dev->txstatus_tasklet); | 
 | 466 | 		tasklet_kill(&rt2x00dev->rxdone_tasklet); | 
 | 467 | 		tasklet_kill(&rt2x00dev->autowake_tasklet); | 
 | 468 | 		tasklet_kill(&rt2x00dev->tbtt_tasklet); | 
 | 469 | 		tasklet_kill(&rt2x00dev->pretbtt_tasklet); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 470 | 	} | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 471 | } | 
 | 472 |  | 
| Gertjan van Wingerde | e3a896b | 2010-06-03 10:52:04 +0200 | [diff] [blame] | 473 | static int rt2800pci_init_registers(struct rt2x00_dev *rt2x00dev) | 
 | 474 | { | 
 | 475 | 	u32 reg; | 
 | 476 |  | 
 | 477 | 	/* | 
 | 478 | 	 * Reset DMA indexes | 
 | 479 | 	 */ | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 480 | 	rt2x00pci_register_read(rt2x00dev, WPDMA_RST_IDX, ®); | 
| Gertjan van Wingerde | e3a896b | 2010-06-03 10:52:04 +0200 | [diff] [blame] | 481 | 	rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX0, 1); | 
 | 482 | 	rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX1, 1); | 
 | 483 | 	rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX2, 1); | 
 | 484 | 	rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX3, 1); | 
 | 485 | 	rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX4, 1); | 
 | 486 | 	rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX5, 1); | 
 | 487 | 	rt2x00_set_field32(®, WPDMA_RST_IDX_DRX_IDX0, 1); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 488 | 	rt2x00pci_register_write(rt2x00dev, WPDMA_RST_IDX, reg); | 
| Gertjan van Wingerde | e3a896b | 2010-06-03 10:52:04 +0200 | [diff] [blame] | 489 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 490 | 	rt2x00pci_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e1f); | 
 | 491 | 	rt2x00pci_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e00); | 
| Gertjan van Wingerde | e3a896b | 2010-06-03 10:52:04 +0200 | [diff] [blame] | 492 |  | 
| Gertjan van Wingerde | 872834d | 2011-05-18 20:25:31 +0200 | [diff] [blame] | 493 | 	if (rt2x00_is_pcie(rt2x00dev) && | 
 | 494 | 	    (rt2x00_rt(rt2x00dev, RT3572) || | 
 | 495 | 	     rt2x00_rt(rt2x00dev, RT5390))) { | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 496 | 		rt2x00pci_register_read(rt2x00dev, AUX_CTRL, ®); | 
| Gabor Juhos | adde588 | 2011-03-03 11:46:45 +0100 | [diff] [blame] | 497 | 		rt2x00_set_field32(®, AUX_CTRL_FORCE_PCIE_CLK, 1); | 
 | 498 | 		rt2x00_set_field32(®, AUX_CTRL_WAKE_PCIE_EN, 1); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 499 | 		rt2x00pci_register_write(rt2x00dev, AUX_CTRL, reg); | 
| Gabor Juhos | adde588 | 2011-03-03 11:46:45 +0100 | [diff] [blame] | 500 | 	} | 
| RA-Shiang Tu | 60687ba | 2011-02-20 13:57:46 +0100 | [diff] [blame] | 501 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 502 | 	rt2x00pci_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003); | 
| Gertjan van Wingerde | e3a896b | 2010-06-03 10:52:04 +0200 | [diff] [blame] | 503 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 504 | 	rt2x00pci_register_read(rt2x00dev, MAC_SYS_CTRL, ®); | 
| Gertjan van Wingerde | e3a896b | 2010-06-03 10:52:04 +0200 | [diff] [blame] | 505 | 	rt2x00_set_field32(®, MAC_SYS_CTRL_RESET_CSR, 1); | 
 | 506 | 	rt2x00_set_field32(®, MAC_SYS_CTRL_RESET_BBP, 1); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 507 | 	rt2x00pci_register_write(rt2x00dev, MAC_SYS_CTRL, reg); | 
| Gertjan van Wingerde | e3a896b | 2010-06-03 10:52:04 +0200 | [diff] [blame] | 508 |  | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 509 | 	rt2x00pci_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000); | 
| Gertjan van Wingerde | e3a896b | 2010-06-03 10:52:04 +0200 | [diff] [blame] | 510 |  | 
 | 511 | 	return 0; | 
 | 512 | } | 
 | 513 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 514 | static int rt2800pci_enable_radio(struct rt2x00_dev *rt2x00dev) | 
 | 515 | { | 
| Gertjan van Wingerde | 67a4c1e | 2009-12-30 11:36:32 +0100 | [diff] [blame] | 516 | 	if (unlikely(rt2800_wait_wpdma_ready(rt2x00dev) || | 
| Ivo van Doorn | b9a07ae | 2010-08-23 19:55:22 +0200 | [diff] [blame] | 517 | 		     rt2800pci_init_queues(rt2x00dev))) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 518 | 		return -EIO; | 
 | 519 |  | 
| Ivo van Doorn | b9a07ae | 2010-08-23 19:55:22 +0200 | [diff] [blame] | 520 | 	return rt2800_enable_radio(rt2x00dev); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 521 | } | 
 | 522 |  | 
 | 523 | static void rt2800pci_disable_radio(struct rt2x00_dev *rt2x00dev) | 
 | 524 | { | 
| RA-Jay Hung | 7f6e144 | 2011-01-10 11:27:43 +0100 | [diff] [blame] | 525 | 	if (rt2x00_is_soc(rt2x00dev)) { | 
 | 526 | 		rt2800_disable_radio(rt2x00dev); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 527 | 		rt2x00pci_register_write(rt2x00dev, PWR_PIN_CFG, 0); | 
 | 528 | 		rt2x00pci_register_write(rt2x00dev, TX_PIN_CFG, 0); | 
| RA-Jay Hung | 7f6e144 | 2011-01-10 11:27:43 +0100 | [diff] [blame] | 529 | 	} | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 530 | } | 
 | 531 |  | 
 | 532 | static int rt2800pci_set_state(struct rt2x00_dev *rt2x00dev, | 
 | 533 | 			       enum dev_state state) | 
 | 534 | { | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 535 | 	if (state == STATE_AWAKE) { | 
| RA-Jay Hung | 7f6e144 | 2011-01-10 11:27:43 +0100 | [diff] [blame] | 536 | 		rt2800_mcu_request(rt2x00dev, MCU_WAKEUP, TOKEN_WAKUP, 0, 0x02); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 537 | 		rt2800pci_mcu_status(rt2x00dev, TOKEN_WAKUP); | 
| RA-Jay Hung | 7f6e144 | 2011-01-10 11:27:43 +0100 | [diff] [blame] | 538 | 	} else if (state == STATE_SLEEP) { | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 539 | 		rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_STATUS, | 
 | 540 | 					 0xffffffff); | 
 | 541 | 		rt2x00pci_register_write(rt2x00dev, H2M_MAILBOX_CID, | 
 | 542 | 					 0xffffffff); | 
| RA-Jay Hung | 7f6e144 | 2011-01-10 11:27:43 +0100 | [diff] [blame] | 543 | 		rt2800_mcu_request(rt2x00dev, MCU_SLEEP, 0x01, 0xff, 0x01); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 544 | 	} | 
 | 545 |  | 
 | 546 | 	return 0; | 
 | 547 | } | 
 | 548 |  | 
 | 549 | static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev, | 
 | 550 | 				      enum dev_state state) | 
 | 551 | { | 
 | 552 | 	int retval = 0; | 
 | 553 |  | 
 | 554 | 	switch (state) { | 
 | 555 | 	case STATE_RADIO_ON: | 
 | 556 | 		/* | 
 | 557 | 		 * Before the radio can be enabled, the device first has | 
 | 558 | 		 * to be woken up. After that it needs a bit of time | 
 | 559 | 		 * to be fully awake and then the radio can be enabled. | 
 | 560 | 		 */ | 
 | 561 | 		rt2800pci_set_state(rt2x00dev, STATE_AWAKE); | 
 | 562 | 		msleep(1); | 
 | 563 | 		retval = rt2800pci_enable_radio(rt2x00dev); | 
 | 564 | 		break; | 
 | 565 | 	case STATE_RADIO_OFF: | 
 | 566 | 		/* | 
 | 567 | 		 * After the radio has been disabled, the device should | 
 | 568 | 		 * be put to sleep for powersaving. | 
 | 569 | 		 */ | 
 | 570 | 		rt2800pci_disable_radio(rt2x00dev); | 
 | 571 | 		rt2800pci_set_state(rt2x00dev, STATE_SLEEP); | 
 | 572 | 		break; | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 573 | 	case STATE_RADIO_IRQ_ON: | 
 | 574 | 	case STATE_RADIO_IRQ_OFF: | 
 | 575 | 		rt2800pci_toggle_irq(rt2x00dev, state); | 
 | 576 | 		break; | 
 | 577 | 	case STATE_DEEP_SLEEP: | 
 | 578 | 	case STATE_SLEEP: | 
 | 579 | 	case STATE_STANDBY: | 
 | 580 | 	case STATE_AWAKE: | 
 | 581 | 		retval = rt2800pci_set_state(rt2x00dev, state); | 
 | 582 | 		break; | 
 | 583 | 	default: | 
 | 584 | 		retval = -ENOTSUPP; | 
 | 585 | 		break; | 
 | 586 | 	} | 
 | 587 |  | 
 | 588 | 	if (unlikely(retval)) | 
 | 589 | 		ERROR(rt2x00dev, "Device failed to enter state %d (%d).\n", | 
 | 590 | 		      state, retval); | 
 | 591 |  | 
 | 592 | 	return retval; | 
 | 593 | } | 
 | 594 |  | 
 | 595 | /* | 
 | 596 |  * TX descriptor initialization | 
 | 597 |  */ | 
| Ivo van Doorn | 0c5879b | 2010-08-06 20:47:20 +0200 | [diff] [blame] | 598 | static __le32 *rt2800pci_get_txwi(struct queue_entry *entry) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 599 | { | 
| Ivo van Doorn | 0c5879b | 2010-08-06 20:47:20 +0200 | [diff] [blame] | 600 | 	return (__le32 *) entry->skb->data; | 
| Helmut Schaa | 745b1ae | 2010-04-15 09:13:35 +0200 | [diff] [blame] | 601 | } | 
 | 602 |  | 
| Ivo van Doorn | 9333145 | 2010-08-23 19:53:39 +0200 | [diff] [blame] | 603 | static void rt2800pci_write_tx_desc(struct queue_entry *entry, | 
| Helmut Schaa | 745b1ae | 2010-04-15 09:13:35 +0200 | [diff] [blame] | 604 | 				    struct txentry_desc *txdesc) | 
 | 605 | { | 
| Ivo van Doorn | 9333145 | 2010-08-23 19:53:39 +0200 | [diff] [blame] | 606 | 	struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); | 
 | 607 | 	struct queue_entry_priv_pci *entry_priv = entry->priv_data; | 
| Gertjan van Wingerde | 85b7a8b | 2010-05-11 23:51:40 +0200 | [diff] [blame] | 608 | 	__le32 *txd = entry_priv->desc; | 
| Helmut Schaa | 745b1ae | 2010-04-15 09:13:35 +0200 | [diff] [blame] | 609 | 	u32 word; | 
 | 610 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 611 | 	/* | 
 | 612 | 	 * The buffers pointed by SD_PTR0/SD_LEN0 and SD_PTR1/SD_LEN1 | 
 | 613 | 	 * must contains a TXWI structure + 802.11 header + padding + 802.11 | 
 | 614 | 	 * data. We choose to have SD_PTR0/SD_LEN0 only contains TXWI and | 
 | 615 | 	 * SD_PTR1/SD_LEN1 contains 802.11 header + padding + 802.11 | 
 | 616 | 	 * data. It means that LAST_SEC0 is always 0. | 
 | 617 | 	 */ | 
 | 618 |  | 
 | 619 | 	/* | 
 | 620 | 	 * Initialize TX descriptor | 
 | 621 | 	 */ | 
| Helmut Schaa | 3de3d96 | 2011-09-07 20:11:26 +0200 | [diff] [blame] | 622 | 	word = 0; | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 623 | 	rt2x00_set_field32(&word, TXD_W0_SD_PTR0, skbdesc->skb_dma); | 
 | 624 | 	rt2x00_desc_write(txd, 0, word); | 
 | 625 |  | 
| Helmut Schaa | 3de3d96 | 2011-09-07 20:11:26 +0200 | [diff] [blame] | 626 | 	word = 0; | 
| Ivo van Doorn | 9333145 | 2010-08-23 19:53:39 +0200 | [diff] [blame] | 627 | 	rt2x00_set_field32(&word, TXD_W1_SD_LEN1, entry->skb->len); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 628 | 	rt2x00_set_field32(&word, TXD_W1_LAST_SEC1, | 
 | 629 | 			   !test_bit(ENTRY_TXD_MORE_FRAG, &txdesc->flags)); | 
 | 630 | 	rt2x00_set_field32(&word, TXD_W1_BURST, | 
 | 631 | 			   test_bit(ENTRY_TXD_BURST, &txdesc->flags)); | 
| Gertjan van Wingerde | 85b7a8b | 2010-05-11 23:51:40 +0200 | [diff] [blame] | 632 | 	rt2x00_set_field32(&word, TXD_W1_SD_LEN0, TXWI_DESC_SIZE); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 633 | 	rt2x00_set_field32(&word, TXD_W1_LAST_SEC0, 0); | 
 | 634 | 	rt2x00_set_field32(&word, TXD_W1_DMA_DONE, 0); | 
 | 635 | 	rt2x00_desc_write(txd, 1, word); | 
 | 636 |  | 
| Helmut Schaa | 3de3d96 | 2011-09-07 20:11:26 +0200 | [diff] [blame] | 637 | 	word = 0; | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 638 | 	rt2x00_set_field32(&word, TXD_W2_SD_PTR1, | 
| Gertjan van Wingerde | 85b7a8b | 2010-05-11 23:51:40 +0200 | [diff] [blame] | 639 | 			   skbdesc->skb_dma + TXWI_DESC_SIZE); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 640 | 	rt2x00_desc_write(txd, 2, word); | 
 | 641 |  | 
| Helmut Schaa | 3de3d96 | 2011-09-07 20:11:26 +0200 | [diff] [blame] | 642 | 	word = 0; | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 643 | 	rt2x00_set_field32(&word, TXD_W3_WIV, | 
 | 644 | 			   !test_bit(ENTRY_TXD_ENCRYPT_IV, &txdesc->flags)); | 
 | 645 | 	rt2x00_set_field32(&word, TXD_W3_QSEL, 2); | 
 | 646 | 	rt2x00_desc_write(txd, 3, word); | 
| Gertjan van Wingerde | 85b7a8b | 2010-05-11 23:51:40 +0200 | [diff] [blame] | 647 |  | 
 | 648 | 	/* | 
 | 649 | 	 * Register descriptor details in skb frame descriptor. | 
 | 650 | 	 */ | 
 | 651 | 	skbdesc->desc = txd; | 
 | 652 | 	skbdesc->desc_len = TXD_DESC_SIZE; | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 653 | } | 
 | 654 |  | 
 | 655 | /* | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 656 |  * RX control handlers | 
 | 657 |  */ | 
 | 658 | static void rt2800pci_fill_rxdone(struct queue_entry *entry, | 
 | 659 | 				  struct rxdone_entry_desc *rxdesc) | 
 | 660 | { | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 661 | 	struct queue_entry_priv_pci *entry_priv = entry->priv_data; | 
 | 662 | 	__le32 *rxd = entry_priv->desc; | 
| Gertjan van Wingerde | 2de64dd | 2010-05-08 23:40:22 +0200 | [diff] [blame] | 663 | 	u32 word; | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 664 |  | 
| Gertjan van Wingerde | 2de64dd | 2010-05-08 23:40:22 +0200 | [diff] [blame] | 665 | 	rt2x00_desc_read(rxd, 3, &word); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 666 |  | 
| Gertjan van Wingerde | 2de64dd | 2010-05-08 23:40:22 +0200 | [diff] [blame] | 667 | 	if (rt2x00_get_field32(word, RXD_W3_CRC_ERROR)) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 668 | 		rxdesc->flags |= RX_FLAG_FAILED_FCS_CRC; | 
 | 669 |  | 
| Gertjan van Wingerde | 78b8f3b | 2010-05-08 23:40:20 +0200 | [diff] [blame] | 670 | 	/* | 
 | 671 | 	 * Unfortunately we don't know the cipher type used during | 
 | 672 | 	 * decryption. This prevents us from correct providing | 
 | 673 | 	 * correct statistics through debugfs. | 
 | 674 | 	 */ | 
| Gertjan van Wingerde | 2de64dd | 2010-05-08 23:40:22 +0200 | [diff] [blame] | 675 | 	rxdesc->cipher_status = rt2x00_get_field32(word, RXD_W3_CIPHER_ERROR); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 676 |  | 
| Gertjan van Wingerde | 2de64dd | 2010-05-08 23:40:22 +0200 | [diff] [blame] | 677 | 	if (rt2x00_get_field32(word, RXD_W3_DECRYPTED)) { | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 678 | 		/* | 
 | 679 | 		 * Hardware has stripped IV/EIV data from 802.11 frame during | 
 | 680 | 		 * decryption. Unfortunately the descriptor doesn't contain | 
 | 681 | 		 * any fields with the EIV/IV data either, so they can't | 
 | 682 | 		 * be restored by rt2x00lib. | 
 | 683 | 		 */ | 
 | 684 | 		rxdesc->flags |= RX_FLAG_IV_STRIPPED; | 
 | 685 |  | 
| Gertjan van Wingerde | a45f369 | 2011-01-30 13:22:41 +0100 | [diff] [blame] | 686 | 		/* | 
 | 687 | 		 * The hardware has already checked the Michael Mic and has | 
 | 688 | 		 * stripped it from the frame. Signal this to mac80211. | 
 | 689 | 		 */ | 
 | 690 | 		rxdesc->flags |= RX_FLAG_MMIC_STRIPPED; | 
 | 691 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 692 | 		if (rxdesc->cipher_status == RX_CRYPTO_SUCCESS) | 
 | 693 | 			rxdesc->flags |= RX_FLAG_DECRYPTED; | 
 | 694 | 		else if (rxdesc->cipher_status == RX_CRYPTO_FAIL_MIC) | 
 | 695 | 			rxdesc->flags |= RX_FLAG_MMIC_ERROR; | 
 | 696 | 	} | 
 | 697 |  | 
| Gertjan van Wingerde | 2de64dd | 2010-05-08 23:40:22 +0200 | [diff] [blame] | 698 | 	if (rt2x00_get_field32(word, RXD_W3_MY_BSS)) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 699 | 		rxdesc->dev_flags |= RXDONE_MY_BSS; | 
 | 700 |  | 
| Gertjan van Wingerde | 2de64dd | 2010-05-08 23:40:22 +0200 | [diff] [blame] | 701 | 	if (rt2x00_get_field32(word, RXD_W3_L2PAD)) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 702 | 		rxdesc->dev_flags |= RXDONE_L2PAD; | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 703 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 704 | 	/* | 
| Gertjan van Wingerde | 2de64dd | 2010-05-08 23:40:22 +0200 | [diff] [blame] | 705 | 	 * Process the RXWI structure that is at the start of the buffer. | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 706 | 	 */ | 
| Ivo van Doorn | 7486192 | 2010-07-11 12:23:50 +0200 | [diff] [blame] | 707 | 	rt2800_process_rxwi(entry, rxdesc); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 708 | } | 
 | 709 |  | 
 | 710 | /* | 
 | 711 |  * Interrupt functions. | 
 | 712 |  */ | 
| Gertjan van Wingerde | 4d66edc | 2010-03-30 23:50:26 +0200 | [diff] [blame] | 713 | static void rt2800pci_wakeup(struct rt2x00_dev *rt2x00dev) | 
 | 714 | { | 
 | 715 | 	struct ieee80211_conf conf = { .flags = 0 }; | 
 | 716 | 	struct rt2x00lib_conf libconf = { .conf = &conf }; | 
 | 717 |  | 
 | 718 | 	rt2800_config(rt2x00dev, &libconf, IEEE80211_CONF_CHANGE_PS); | 
 | 719 | } | 
 | 720 |  | 
| Helmut Schaa | 2e7798b | 2011-03-28 13:30:09 +0200 | [diff] [blame] | 721 | static bool rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 722 | { | 
 | 723 | 	struct data_queue *queue; | 
 | 724 | 	struct queue_entry *entry; | 
 | 725 | 	u32 status; | 
 | 726 | 	u8 qid; | 
| Helmut Schaa | 2e7798b | 2011-03-28 13:30:09 +0200 | [diff] [blame] | 727 | 	int max_tx_done = 16; | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 728 |  | 
| Johannes Stezenbach | c4d6324 | 2010-12-27 15:04:29 +0100 | [diff] [blame] | 729 | 	while (kfifo_get(&rt2x00dev->txstatus_fifo, &status)) { | 
| Helmut Schaa | 12eec2c | 2010-10-09 13:35:48 +0200 | [diff] [blame] | 730 | 		qid = rt2x00_get_field32(status, TX_STA_FIFO_PID_QUEUE); | 
| Helmut Schaa | 87443e8 | 2011-03-03 19:39:27 +0100 | [diff] [blame] | 731 | 		if (unlikely(qid >= QID_RX)) { | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 732 | 			/* | 
 | 733 | 			 * Unknown queue, this shouldn't happen. Just drop | 
 | 734 | 			 * this tx status. | 
 | 735 | 			 */ | 
 | 736 | 			WARNING(rt2x00dev, "Got TX status report with " | 
| Johannes Stezenbach | 094a1d9 | 2010-12-13 12:34:00 +0100 | [diff] [blame] | 737 | 					   "unexpected pid %u, dropping\n", qid); | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 738 | 			break; | 
 | 739 | 		} | 
 | 740 |  | 
| Helmut Schaa | 11f818e | 2011-03-03 19:38:55 +0100 | [diff] [blame] | 741 | 		queue = rt2x00queue_get_tx_queue(rt2x00dev, qid); | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 742 | 		if (unlikely(queue == NULL)) { | 
 | 743 | 			/* | 
 | 744 | 			 * The queue is NULL, this shouldn't happen. Stop | 
 | 745 | 			 * processing here and drop the tx status | 
 | 746 | 			 */ | 
 | 747 | 			WARNING(rt2x00dev, "Got TX status for an unavailable " | 
| Johannes Stezenbach | 094a1d9 | 2010-12-13 12:34:00 +0100 | [diff] [blame] | 748 | 					   "queue %u, dropping\n", qid); | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 749 | 			break; | 
 | 750 | 		} | 
 | 751 |  | 
| Helmut Schaa | 87443e8 | 2011-03-03 19:39:27 +0100 | [diff] [blame] | 752 | 		if (unlikely(rt2x00queue_empty(queue))) { | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 753 | 			/* | 
 | 754 | 			 * The queue is empty. Stop processing here | 
 | 755 | 			 * and drop the tx status. | 
 | 756 | 			 */ | 
 | 757 | 			WARNING(rt2x00dev, "Got TX status for an empty " | 
| Johannes Stezenbach | 094a1d9 | 2010-12-13 12:34:00 +0100 | [diff] [blame] | 758 | 					   "queue %u, dropping\n", qid); | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 759 | 			break; | 
 | 760 | 		} | 
 | 761 |  | 
 | 762 | 		entry = rt2x00queue_get_entry(queue, Q_INDEX_DONE); | 
| Helmut Schaa | 31937c4 | 2011-09-07 20:10:02 +0200 | [diff] [blame] | 763 | 		rt2800_txdone_entry(entry, status, rt2800pci_get_txwi(entry)); | 
| Helmut Schaa | 2e7798b | 2011-03-28 13:30:09 +0200 | [diff] [blame] | 764 |  | 
 | 765 | 		if (--max_tx_done == 0) | 
 | 766 | 			break; | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 767 | 	} | 
| Helmut Schaa | 2e7798b | 2011-03-28 13:30:09 +0200 | [diff] [blame] | 768 |  | 
 | 769 | 	return !max_tx_done; | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 770 | } | 
 | 771 |  | 
| Helmut Schaa | 7a5a681 | 2011-04-18 15:31:31 +0200 | [diff] [blame] | 772 | static inline void rt2800pci_enable_interrupt(struct rt2x00_dev *rt2x00dev, | 
 | 773 | 					      struct rt2x00_field32 irq_field) | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 774 | { | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 775 | 	u32 reg; | 
 | 776 |  | 
 | 777 | 	/* | 
 | 778 | 	 * Enable a single interrupt. The interrupt mask register | 
 | 779 | 	 * access needs locking. | 
 | 780 | 	 */ | 
| Helmut Schaa | 0aa13b2 | 2011-03-03 19:45:16 +0100 | [diff] [blame] | 781 | 	spin_lock_irq(&rt2x00dev->irqmask_lock); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 782 | 	rt2x00pci_register_read(rt2x00dev, INT_MASK_CSR, ®); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 783 | 	rt2x00_set_field32(®, irq_field, 1); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 784 | 	rt2x00pci_register_write(rt2x00dev, INT_MASK_CSR, reg); | 
| Helmut Schaa | 0aa13b2 | 2011-03-03 19:45:16 +0100 | [diff] [blame] | 785 | 	spin_unlock_irq(&rt2x00dev->irqmask_lock); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 786 | } | 
 | 787 |  | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 788 | static void rt2800pci_txstatus_tasklet(unsigned long data) | 
 | 789 | { | 
| Helmut Schaa | 2e7798b | 2011-03-28 13:30:09 +0200 | [diff] [blame] | 790 | 	struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; | 
 | 791 | 	if (rt2800pci_txdone(rt2x00dev)) | 
 | 792 | 		tasklet_schedule(&rt2x00dev->txstatus_tasklet); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 793 |  | 
 | 794 | 	/* | 
 | 795 | 	 * No need to enable the tx status interrupt here as we always | 
 | 796 | 	 * leave it enabled to minimize the possibility of a tx status | 
 | 797 | 	 * register overflow. See comment in interrupt handler. | 
 | 798 | 	 */ | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 799 | } | 
 | 800 |  | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 801 | static void rt2800pci_pretbtt_tasklet(unsigned long data) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 802 | { | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 803 | 	struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; | 
 | 804 | 	rt2x00lib_pretbtt(rt2x00dev); | 
| Helmut Schaa | abc1199 | 2011-08-06 13:13:48 +0200 | [diff] [blame] | 805 | 	if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) | 
 | 806 | 		rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_PRE_TBTT); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 807 | } | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 808 |  | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 809 | static void rt2800pci_tbtt_tasklet(unsigned long data) | 
 | 810 | { | 
 | 811 | 	struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; | 
 | 812 | 	rt2x00lib_beacondone(rt2x00dev); | 
| Helmut Schaa | abc1199 | 2011-08-06 13:13:48 +0200 | [diff] [blame] | 813 | 	if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) | 
 | 814 | 		rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_TBTT); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 815 | } | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 816 |  | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 817 | static void rt2800pci_rxdone_tasklet(unsigned long data) | 
 | 818 | { | 
 | 819 | 	struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; | 
| Helmut Schaa | 1663893 | 2011-03-28 13:29:44 +0200 | [diff] [blame] | 820 | 	if (rt2x00pci_rxdone(rt2x00dev)) | 
 | 821 | 		tasklet_schedule(&rt2x00dev->rxdone_tasklet); | 
| Helmut Schaa | abc1199 | 2011-08-06 13:13:48 +0200 | [diff] [blame] | 822 | 	else if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) | 
| Helmut Schaa | 1663893 | 2011-03-28 13:29:44 +0200 | [diff] [blame] | 823 | 		rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_RX_DONE); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 824 | } | 
| Helmut Schaa | ad90319 | 2010-06-29 21:46:43 +0200 | [diff] [blame] | 825 |  | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 826 | static void rt2800pci_autowake_tasklet(unsigned long data) | 
 | 827 | { | 
 | 828 | 	struct rt2x00_dev *rt2x00dev = (struct rt2x00_dev *)data; | 
 | 829 | 	rt2800pci_wakeup(rt2x00dev); | 
| Helmut Schaa | abc1199 | 2011-08-06 13:13:48 +0200 | [diff] [blame] | 830 | 	if (test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) | 
 | 831 | 		rt2800pci_enable_interrupt(rt2x00dev, INT_MASK_CSR_AUTO_WAKEUP); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 832 | } | 
 | 833 |  | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 834 | static void rt2800pci_txstatus_interrupt(struct rt2x00_dev *rt2x00dev) | 
 | 835 | { | 
 | 836 | 	u32 status; | 
 | 837 | 	int i; | 
 | 838 |  | 
 | 839 | 	/* | 
 | 840 | 	 * The TX_FIFO_STATUS interrupt needs special care. We should | 
 | 841 | 	 * read TX_STA_FIFO but we should do it immediately as otherwise | 
 | 842 | 	 * the register can overflow and we would lose status reports. | 
 | 843 | 	 * | 
 | 844 | 	 * Hence, read the TX_STA_FIFO register and copy all tx status | 
 | 845 | 	 * reports into a kernel FIFO which is handled in the txstatus | 
 | 846 | 	 * tasklet. We use a tasklet to process the tx status reports | 
 | 847 | 	 * because we can schedule the tasklet multiple times (when the | 
 | 848 | 	 * interrupt fires again during tx status processing). | 
 | 849 | 	 * | 
 | 850 | 	 * Furthermore we don't disable the TX_FIFO_STATUS | 
 | 851 | 	 * interrupt here but leave it enabled so that the TX_STA_FIFO | 
| Helmut Schaa | 3736fe5 | 2011-03-03 19:45:39 +0100 | [diff] [blame] | 852 | 	 * can also be read while the tx status tasklet gets executed. | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 853 | 	 * | 
 | 854 | 	 * Since we have only one producer and one consumer we don't | 
 | 855 | 	 * need to lock the kfifo. | 
 | 856 | 	 */ | 
| Helmut Schaa | efd2f27 | 2010-11-04 20:37:22 +0100 | [diff] [blame] | 857 | 	for (i = 0; i < rt2x00dev->ops->tx->entry_num; i++) { | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 858 | 		rt2x00pci_register_read(rt2x00dev, TX_STA_FIFO, &status); | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 859 |  | 
 | 860 | 		if (!rt2x00_get_field32(status, TX_STA_FIFO_VALID)) | 
 | 861 | 			break; | 
 | 862 |  | 
| Johannes Stezenbach | c4d6324 | 2010-12-27 15:04:29 +0100 | [diff] [blame] | 863 | 		if (!kfifo_put(&rt2x00dev->txstatus_fifo, &status)) { | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 864 | 			WARNING(rt2x00dev, "TX status FIFO overrun," | 
 | 865 | 				"drop tx status report.\n"); | 
 | 866 | 			break; | 
 | 867 | 		} | 
 | 868 | 	} | 
 | 869 |  | 
 | 870 | 	/* Schedule the tasklet for processing the tx status. */ | 
 | 871 | 	tasklet_schedule(&rt2x00dev->txstatus_tasklet); | 
 | 872 | } | 
 | 873 |  | 
| Helmut Schaa | 78e256c | 2010-07-11 12:26:48 +0200 | [diff] [blame] | 874 | static irqreturn_t rt2800pci_interrupt(int irq, void *dev_instance) | 
 | 875 | { | 
 | 876 | 	struct rt2x00_dev *rt2x00dev = dev_instance; | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 877 | 	u32 reg, mask; | 
| Helmut Schaa | 78e256c | 2010-07-11 12:26:48 +0200 | [diff] [blame] | 878 |  | 
 | 879 | 	/* Read status and ACK all interrupts */ | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 880 | 	rt2x00pci_register_read(rt2x00dev, INT_SOURCE_CSR, ®); | 
 | 881 | 	rt2x00pci_register_write(rt2x00dev, INT_SOURCE_CSR, reg); | 
| Helmut Schaa | 78e256c | 2010-07-11 12:26:48 +0200 | [diff] [blame] | 882 |  | 
 | 883 | 	if (!reg) | 
 | 884 | 		return IRQ_NONE; | 
 | 885 |  | 
 | 886 | 	if (!test_bit(DEVICE_STATE_ENABLED_RADIO, &rt2x00dev->flags)) | 
 | 887 | 		return IRQ_HANDLED; | 
 | 888 |  | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 889 | 	/* | 
 | 890 | 	 * Since INT_MASK_CSR and INT_SOURCE_CSR use the same bits | 
 | 891 | 	 * for interrupts and interrupt masks we can just use the value of | 
 | 892 | 	 * INT_SOURCE_CSR to create the interrupt mask. | 
 | 893 | 	 */ | 
 | 894 | 	mask = ~reg; | 
 | 895 |  | 
 | 896 | 	if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TX_FIFO_STATUS)) { | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 897 | 		rt2800pci_txstatus_interrupt(rt2x00dev); | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 898 | 		/* | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 899 | 		 * Never disable the TX_FIFO_STATUS interrupt. | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 900 | 		 */ | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 901 | 		rt2x00_set_field32(&mask, INT_MASK_CSR_TX_FIFO_STATUS, 1); | 
| Helmut Schaa | 96c3da7 | 2010-10-02 11:27:35 +0200 | [diff] [blame] | 902 | 	} | 
 | 903 |  | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 904 | 	if (rt2x00_get_field32(reg, INT_SOURCE_CSR_PRE_TBTT)) | 
 | 905 | 		tasklet_hi_schedule(&rt2x00dev->pretbtt_tasklet); | 
 | 906 |  | 
 | 907 | 	if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TBTT)) | 
 | 908 | 		tasklet_hi_schedule(&rt2x00dev->tbtt_tasklet); | 
 | 909 |  | 
 | 910 | 	if (rt2x00_get_field32(reg, INT_SOURCE_CSR_RX_DONE)) | 
 | 911 | 		tasklet_schedule(&rt2x00dev->rxdone_tasklet); | 
 | 912 |  | 
 | 913 | 	if (rt2x00_get_field32(reg, INT_SOURCE_CSR_AUTO_WAKEUP)) | 
 | 914 | 		tasklet_schedule(&rt2x00dev->autowake_tasklet); | 
 | 915 |  | 
 | 916 | 	/* | 
 | 917 | 	 * Disable all interrupts for which a tasklet was scheduled right now, | 
 | 918 | 	 * the tasklet will reenable the appropriate interrupts. | 
 | 919 | 	 */ | 
| Helmut Schaa | 0aa13b2 | 2011-03-03 19:45:16 +0100 | [diff] [blame] | 920 | 	spin_lock(&rt2x00dev->irqmask_lock); | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 921 | 	rt2x00pci_register_read(rt2x00dev, INT_MASK_CSR, ®); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 922 | 	reg &= mask; | 
| Helmut Schaa | 9a81999 | 2011-04-18 15:34:01 +0200 | [diff] [blame] | 923 | 	rt2x00pci_register_write(rt2x00dev, INT_MASK_CSR, reg); | 
| Helmut Schaa | 0aa13b2 | 2011-03-03 19:45:16 +0100 | [diff] [blame] | 924 | 	spin_unlock(&rt2x00dev->irqmask_lock); | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 925 |  | 
 | 926 | 	return IRQ_HANDLED; | 
| Helmut Schaa | 78e256c | 2010-07-11 12:26:48 +0200 | [diff] [blame] | 927 | } | 
 | 928 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 929 | /* | 
 | 930 |  * Device probe functions. | 
 | 931 |  */ | 
| Bartlomiej Zolnierkiewicz | 7ab7132 | 2009-11-08 14:38:54 +0100 | [diff] [blame] | 932 | static int rt2800pci_validate_eeprom(struct rt2x00_dev *rt2x00dev) | 
 | 933 | { | 
 | 934 | 	/* | 
 | 935 | 	 * Read EEPROM into buffer | 
 | 936 | 	 */ | 
| Gertjan van Wingerde | cea90e5 | 2010-02-13 20:55:47 +0100 | [diff] [blame] | 937 | 	if (rt2x00_is_soc(rt2x00dev)) | 
| Bartlomiej Zolnierkiewicz | 7ab7132 | 2009-11-08 14:38:54 +0100 | [diff] [blame] | 938 | 		rt2800pci_read_eeprom_soc(rt2x00dev); | 
| Gertjan van Wingerde | cea90e5 | 2010-02-13 20:55:47 +0100 | [diff] [blame] | 939 | 	else if (rt2800pci_efuse_detect(rt2x00dev)) | 
 | 940 | 		rt2800pci_read_eeprom_efuse(rt2x00dev); | 
 | 941 | 	else | 
 | 942 | 		rt2800pci_read_eeprom_pci(rt2x00dev); | 
| Bartlomiej Zolnierkiewicz | 7ab7132 | 2009-11-08 14:38:54 +0100 | [diff] [blame] | 943 |  | 
 | 944 | 	return rt2800_validate_eeprom(rt2x00dev); | 
 | 945 | } | 
 | 946 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 947 | static int rt2800pci_probe_hw(struct rt2x00_dev *rt2x00dev) | 
 | 948 | { | 
 | 949 | 	int retval; | 
 | 950 |  | 
 | 951 | 	/* | 
 | 952 | 	 * Allocate eeprom data. | 
 | 953 | 	 */ | 
 | 954 | 	retval = rt2800pci_validate_eeprom(rt2x00dev); | 
 | 955 | 	if (retval) | 
 | 956 | 		return retval; | 
 | 957 |  | 
| Bartlomiej Zolnierkiewicz | 38bd7b8 | 2009-11-08 14:39:01 +0100 | [diff] [blame] | 958 | 	retval = rt2800_init_eeprom(rt2x00dev); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 959 | 	if (retval) | 
 | 960 | 		return retval; | 
 | 961 |  | 
 | 962 | 	/* | 
 | 963 | 	 * Initialize hw specifications. | 
 | 964 | 	 */ | 
| Bartlomiej Zolnierkiewicz | 4da2933 | 2009-11-08 14:39:32 +0100 | [diff] [blame] | 965 | 	retval = rt2800_probe_hw_mode(rt2x00dev); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 966 | 	if (retval) | 
 | 967 | 		return retval; | 
 | 968 |  | 
 | 969 | 	/* | 
 | 970 | 	 * This device has multiple filters for control frames | 
 | 971 | 	 * and has a separate filter for PS Poll frames. | 
 | 972 | 	 */ | 
| Ivo van Doorn | 7dab73b | 2011-04-18 15:27:06 +0200 | [diff] [blame] | 973 | 	__set_bit(CAPABILITY_CONTROL_FILTERS, &rt2x00dev->cap_flags); | 
 | 974 | 	__set_bit(CAPABILITY_CONTROL_FILTER_PSPOLL, &rt2x00dev->cap_flags); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 975 |  | 
 | 976 | 	/* | 
| Helmut Schaa | 9f926fb | 2010-07-11 12:28:23 +0200 | [diff] [blame] | 977 | 	 * This device has a pre tbtt interrupt and thus fetches | 
 | 978 | 	 * a new beacon directly prior to transmission. | 
 | 979 | 	 */ | 
| Ivo van Doorn | 7dab73b | 2011-04-18 15:27:06 +0200 | [diff] [blame] | 980 | 	__set_bit(CAPABILITY_PRE_TBTT_INTERRUPT, &rt2x00dev->cap_flags); | 
| Helmut Schaa | 9f926fb | 2010-07-11 12:28:23 +0200 | [diff] [blame] | 981 |  | 
 | 982 | 	/* | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 983 | 	 * This device requires firmware. | 
 | 984 | 	 */ | 
| Gertjan van Wingerde | cea90e5 | 2010-02-13 20:55:47 +0100 | [diff] [blame] | 985 | 	if (!rt2x00_is_soc(rt2x00dev)) | 
| Ivo van Doorn | 7dab73b | 2011-04-18 15:27:06 +0200 | [diff] [blame] | 986 | 		__set_bit(REQUIRE_FIRMWARE, &rt2x00dev->cap_flags); | 
 | 987 | 	__set_bit(REQUIRE_DMA, &rt2x00dev->cap_flags); | 
 | 988 | 	__set_bit(REQUIRE_L2PAD, &rt2x00dev->cap_flags); | 
 | 989 | 	__set_bit(REQUIRE_TXSTATUS_FIFO, &rt2x00dev->cap_flags); | 
 | 990 | 	__set_bit(REQUIRE_TASKLET_CONTEXT, &rt2x00dev->cap_flags); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 991 | 	if (!modparam_nohwcrypt) | 
| Ivo van Doorn | 7dab73b | 2011-04-18 15:27:06 +0200 | [diff] [blame] | 992 | 		__set_bit(CAPABILITY_HW_CRYPTO, &rt2x00dev->cap_flags); | 
 | 993 | 	__set_bit(CAPABILITY_LINK_TUNING, &rt2x00dev->cap_flags); | 
 | 994 | 	__set_bit(REQUIRE_HT_TX_DESC, &rt2x00dev->cap_flags); | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 995 |  | 
 | 996 | 	/* | 
 | 997 | 	 * Set the rssi offset. | 
 | 998 | 	 */ | 
 | 999 | 	rt2x00dev->rssi_offset = DEFAULT_RSSI_OFFSET; | 
 | 1000 |  | 
 | 1001 | 	return 0; | 
 | 1002 | } | 
 | 1003 |  | 
| Helmut Schaa | e783619 | 2010-07-11 12:28:54 +0200 | [diff] [blame] | 1004 | static const struct ieee80211_ops rt2800pci_mac80211_ops = { | 
 | 1005 | 	.tx			= rt2x00mac_tx, | 
 | 1006 | 	.start			= rt2x00mac_start, | 
 | 1007 | 	.stop			= rt2x00mac_stop, | 
 | 1008 | 	.add_interface		= rt2x00mac_add_interface, | 
 | 1009 | 	.remove_interface	= rt2x00mac_remove_interface, | 
 | 1010 | 	.config			= rt2x00mac_config, | 
 | 1011 | 	.configure_filter	= rt2x00mac_configure_filter, | 
| Helmut Schaa | e783619 | 2010-07-11 12:28:54 +0200 | [diff] [blame] | 1012 | 	.set_key		= rt2x00mac_set_key, | 
 | 1013 | 	.sw_scan_start		= rt2x00mac_sw_scan_start, | 
 | 1014 | 	.sw_scan_complete	= rt2x00mac_sw_scan_complete, | 
 | 1015 | 	.get_stats		= rt2x00mac_get_stats, | 
 | 1016 | 	.get_tkip_seq		= rt2800_get_tkip_seq, | 
 | 1017 | 	.set_rts_threshold	= rt2800_set_rts_threshold, | 
| Helmut Schaa | a2b1328 | 2011-09-08 14:38:01 +0200 | [diff] [blame] | 1018 | 	.sta_add		= rt2x00mac_sta_add, | 
 | 1019 | 	.sta_remove		= rt2x00mac_sta_remove, | 
| Helmut Schaa | e783619 | 2010-07-11 12:28:54 +0200 | [diff] [blame] | 1020 | 	.bss_info_changed	= rt2x00mac_bss_info_changed, | 
 | 1021 | 	.conf_tx		= rt2800_conf_tx, | 
 | 1022 | 	.get_tsf		= rt2800_get_tsf, | 
 | 1023 | 	.rfkill_poll		= rt2x00mac_rfkill_poll, | 
 | 1024 | 	.ampdu_action		= rt2800_ampdu_action, | 
| Ivo van Doorn | f44df18 | 2010-11-04 20:40:11 +0100 | [diff] [blame] | 1025 | 	.flush			= rt2x00mac_flush, | 
| Helmut Schaa | 977206d | 2010-12-13 12:31:58 +0100 | [diff] [blame] | 1026 | 	.get_survey		= rt2800_get_survey, | 
| Ivo van Doorn | e7dee44 | 2011-04-18 15:34:41 +0200 | [diff] [blame] | 1027 | 	.get_ringparam		= rt2x00mac_get_ringparam, | 
| Gertjan van Wingerde | 5f0dd29 | 2011-07-06 23:00:21 +0200 | [diff] [blame] | 1028 | 	.tx_frames_pending	= rt2x00mac_tx_frames_pending, | 
| Helmut Schaa | e783619 | 2010-07-11 12:28:54 +0200 | [diff] [blame] | 1029 | }; | 
 | 1030 |  | 
| Ivo van Doorn | e796643 | 2010-07-11 12:31:23 +0200 | [diff] [blame] | 1031 | static const struct rt2800_ops rt2800pci_rt2800_ops = { | 
 | 1032 | 	.register_read		= rt2x00pci_register_read, | 
 | 1033 | 	.register_read_lock	= rt2x00pci_register_read, /* same for PCI */ | 
 | 1034 | 	.register_write		= rt2x00pci_register_write, | 
 | 1035 | 	.register_write_lock	= rt2x00pci_register_write, /* same for PCI */ | 
 | 1036 | 	.register_multiread	= rt2x00pci_register_multiread, | 
 | 1037 | 	.register_multiwrite	= rt2x00pci_register_multiwrite, | 
 | 1038 | 	.regbusy_read		= rt2x00pci_regbusy_read, | 
 | 1039 | 	.drv_write_firmware	= rt2800pci_write_firmware, | 
 | 1040 | 	.drv_init_registers	= rt2800pci_init_registers, | 
| Ivo van Doorn | 0c5879b | 2010-08-06 20:47:20 +0200 | [diff] [blame] | 1041 | 	.drv_get_txwi		= rt2800pci_get_txwi, | 
| Ivo van Doorn | e796643 | 2010-07-11 12:31:23 +0200 | [diff] [blame] | 1042 | }; | 
 | 1043 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1044 | static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = { | 
 | 1045 | 	.irq_handler		= rt2800pci_interrupt, | 
| Helmut Schaa | a9d61e9 | 2011-01-30 13:18:38 +0100 | [diff] [blame] | 1046 | 	.txstatus_tasklet	= rt2800pci_txstatus_tasklet, | 
 | 1047 | 	.pretbtt_tasklet	= rt2800pci_pretbtt_tasklet, | 
 | 1048 | 	.tbtt_tasklet		= rt2800pci_tbtt_tasklet, | 
 | 1049 | 	.rxdone_tasklet		= rt2800pci_rxdone_tasklet, | 
 | 1050 | 	.autowake_tasklet	= rt2800pci_autowake_tasklet, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1051 | 	.probe_hw		= rt2800pci_probe_hw, | 
 | 1052 | 	.get_firmware_name	= rt2800pci_get_firmware_name, | 
| Ivo van Doorn | f31c9a8 | 2010-07-11 12:30:37 +0200 | [diff] [blame] | 1053 | 	.check_firmware		= rt2800_check_firmware, | 
 | 1054 | 	.load_firmware		= rt2800_load_firmware, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1055 | 	.initialize		= rt2x00pci_initialize, | 
 | 1056 | 	.uninitialize		= rt2x00pci_uninitialize, | 
 | 1057 | 	.get_entry_state	= rt2800pci_get_entry_state, | 
 | 1058 | 	.clear_entry		= rt2800pci_clear_entry, | 
 | 1059 | 	.set_device_state	= rt2800pci_set_device_state, | 
| Bartlomiej Zolnierkiewicz | f445061 | 2009-11-04 18:36:40 +0100 | [diff] [blame] | 1060 | 	.rfkill_poll		= rt2800_rfkill_poll, | 
 | 1061 | 	.link_stats		= rt2800_link_stats, | 
 | 1062 | 	.reset_tuner		= rt2800_reset_tuner, | 
 | 1063 | 	.link_tuner		= rt2800_link_tuner, | 
| Helmut Schaa | 9e33a35 | 2011-03-28 13:33:40 +0200 | [diff] [blame] | 1064 | 	.gain_calibration	= rt2800_gain_calibration, | 
| Ivo van Doorn | dbba306 | 2010-12-13 12:34:54 +0100 | [diff] [blame] | 1065 | 	.start_queue		= rt2800pci_start_queue, | 
 | 1066 | 	.kick_queue		= rt2800pci_kick_queue, | 
 | 1067 | 	.stop_queue		= rt2800pci_stop_queue, | 
| Ivo van Doorn | 152a599 | 2011-04-18 15:31:02 +0200 | [diff] [blame] | 1068 | 	.flush_queue		= rt2x00pci_flush_queue, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1069 | 	.write_tx_desc		= rt2800pci_write_tx_desc, | 
| Ivo van Doorn | 0c5879b | 2010-08-06 20:47:20 +0200 | [diff] [blame] | 1070 | 	.write_tx_data		= rt2800_write_tx_data, | 
| Gertjan van Wingerde | f0194b2 | 2010-06-03 10:51:53 +0200 | [diff] [blame] | 1071 | 	.write_beacon		= rt2800_write_beacon, | 
| Helmut Schaa | 69cf36a | 2011-01-30 13:16:03 +0100 | [diff] [blame] | 1072 | 	.clear_beacon		= rt2800_clear_beacon, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1073 | 	.fill_rxdone		= rt2800pci_fill_rxdone, | 
| Bartlomiej Zolnierkiewicz | f445061 | 2009-11-04 18:36:40 +0100 | [diff] [blame] | 1074 | 	.config_shared_key	= rt2800_config_shared_key, | 
 | 1075 | 	.config_pairwise_key	= rt2800_config_pairwise_key, | 
 | 1076 | 	.config_filter		= rt2800_config_filter, | 
 | 1077 | 	.config_intf		= rt2800_config_intf, | 
 | 1078 | 	.config_erp		= rt2800_config_erp, | 
 | 1079 | 	.config_ant		= rt2800_config_ant, | 
 | 1080 | 	.config			= rt2800_config, | 
| Helmut Schaa | a2b1328 | 2011-09-08 14:38:01 +0200 | [diff] [blame] | 1081 | 	.sta_add		= rt2800_sta_add, | 
 | 1082 | 	.sta_remove		= rt2800_sta_remove, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1083 | }; | 
 | 1084 |  | 
 | 1085 | static const struct data_queue_desc rt2800pci_queue_rx = { | 
| Helmut Schaa | efd2f27 | 2010-11-04 20:37:22 +0100 | [diff] [blame] | 1086 | 	.entry_num		= 128, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1087 | 	.data_size		= AGGREGATION_SIZE, | 
 | 1088 | 	.desc_size		= RXD_DESC_SIZE, | 
 | 1089 | 	.priv_size		= sizeof(struct queue_entry_priv_pci), | 
 | 1090 | }; | 
 | 1091 |  | 
 | 1092 | static const struct data_queue_desc rt2800pci_queue_tx = { | 
| Helmut Schaa | efd2f27 | 2010-11-04 20:37:22 +0100 | [diff] [blame] | 1093 | 	.entry_num		= 64, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1094 | 	.data_size		= AGGREGATION_SIZE, | 
 | 1095 | 	.desc_size		= TXD_DESC_SIZE, | 
 | 1096 | 	.priv_size		= sizeof(struct queue_entry_priv_pci), | 
 | 1097 | }; | 
 | 1098 |  | 
 | 1099 | static const struct data_queue_desc rt2800pci_queue_bcn = { | 
| Helmut Schaa | efd2f27 | 2010-11-04 20:37:22 +0100 | [diff] [blame] | 1100 | 	.entry_num		= 8, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1101 | 	.data_size		= 0, /* No DMA required for beacons */ | 
 | 1102 | 	.desc_size		= TXWI_DESC_SIZE, | 
 | 1103 | 	.priv_size		= sizeof(struct queue_entry_priv_pci), | 
 | 1104 | }; | 
 | 1105 |  | 
 | 1106 | static const struct rt2x00_ops rt2800pci_ops = { | 
| Gertjan van Wingerde | 04d0362 | 2009-11-23 22:44:51 +0100 | [diff] [blame] | 1107 | 	.name			= KBUILD_MODNAME, | 
 | 1108 | 	.max_sta_intf		= 1, | 
 | 1109 | 	.max_ap_intf		= 8, | 
 | 1110 | 	.eeprom_size		= EEPROM_SIZE, | 
 | 1111 | 	.rf_size		= RF_SIZE, | 
 | 1112 | 	.tx_queues		= NUM_TX_QUEUES, | 
| Gertjan van Wingerde | e6218cc | 2009-11-23 22:44:52 +0100 | [diff] [blame] | 1113 | 	.extra_tx_headroom	= TXWI_DESC_SIZE, | 
| Gertjan van Wingerde | 04d0362 | 2009-11-23 22:44:51 +0100 | [diff] [blame] | 1114 | 	.rx			= &rt2800pci_queue_rx, | 
 | 1115 | 	.tx			= &rt2800pci_queue_tx, | 
 | 1116 | 	.bcn			= &rt2800pci_queue_bcn, | 
 | 1117 | 	.lib			= &rt2800pci_rt2x00_ops, | 
| Ivo van Doorn | e796643 | 2010-07-11 12:31:23 +0200 | [diff] [blame] | 1118 | 	.drv			= &rt2800pci_rt2800_ops, | 
| Helmut Schaa | e783619 | 2010-07-11 12:28:54 +0200 | [diff] [blame] | 1119 | 	.hw			= &rt2800pci_mac80211_ops, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1120 | #ifdef CONFIG_RT2X00_LIB_DEBUGFS | 
| Gertjan van Wingerde | 04d0362 | 2009-11-23 22:44:51 +0100 | [diff] [blame] | 1121 | 	.debugfs		= &rt2800_rt2x00debug, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1122 | #endif /* CONFIG_RT2X00_LIB_DEBUGFS */ | 
 | 1123 | }; | 
 | 1124 |  | 
 | 1125 | /* | 
 | 1126 |  * RT2800pci module information. | 
 | 1127 |  */ | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1128 | #ifdef CONFIG_PCI | 
| Alexey Dobriyan | a3aa188 | 2010-01-07 11:58:11 +0000 | [diff] [blame] | 1129 | static DEFINE_PCI_DEVICE_TABLE(rt2800pci_device_table) = { | 
| Gertjan van Wingerde | e01ae27 | 2011-04-18 15:32:13 +0200 | [diff] [blame] | 1130 | 	{ PCI_DEVICE(0x1814, 0x0601) }, | 
 | 1131 | 	{ PCI_DEVICE(0x1814, 0x0681) }, | 
 | 1132 | 	{ PCI_DEVICE(0x1814, 0x0701) }, | 
 | 1133 | 	{ PCI_DEVICE(0x1814, 0x0781) }, | 
 | 1134 | 	{ PCI_DEVICE(0x1814, 0x3090) }, | 
 | 1135 | 	{ PCI_DEVICE(0x1814, 0x3091) }, | 
 | 1136 | 	{ PCI_DEVICE(0x1814, 0x3092) }, | 
 | 1137 | 	{ PCI_DEVICE(0x1432, 0x7708) }, | 
 | 1138 | 	{ PCI_DEVICE(0x1432, 0x7727) }, | 
 | 1139 | 	{ PCI_DEVICE(0x1432, 0x7728) }, | 
 | 1140 | 	{ PCI_DEVICE(0x1432, 0x7738) }, | 
 | 1141 | 	{ PCI_DEVICE(0x1432, 0x7748) }, | 
 | 1142 | 	{ PCI_DEVICE(0x1432, 0x7758) }, | 
 | 1143 | 	{ PCI_DEVICE(0x1432, 0x7768) }, | 
 | 1144 | 	{ PCI_DEVICE(0x1462, 0x891a) }, | 
 | 1145 | 	{ PCI_DEVICE(0x1a3b, 0x1059) }, | 
| Gertjan van Wingerde | f93bc9b | 2010-11-13 19:09:50 +0100 | [diff] [blame] | 1146 | #ifdef CONFIG_RT2800PCI_RT33XX | 
| Gertjan van Wingerde | e01ae27 | 2011-04-18 15:32:13 +0200 | [diff] [blame] | 1147 | 	{ PCI_DEVICE(0x1814, 0x3390) }, | 
| Gertjan van Wingerde | f93bc9b | 2010-11-13 19:09:50 +0100 | [diff] [blame] | 1148 | #endif | 
| Gertjan van Wingerde | de1ebdc | 2010-02-14 12:52:05 +0100 | [diff] [blame] | 1149 | #ifdef CONFIG_RT2800PCI_RT35XX | 
| Gertjan van Wingerde | e01ae27 | 2011-04-18 15:32:13 +0200 | [diff] [blame] | 1150 | 	{ PCI_DEVICE(0x1432, 0x7711) }, | 
 | 1151 | 	{ PCI_DEVICE(0x1432, 0x7722) }, | 
 | 1152 | 	{ PCI_DEVICE(0x1814, 0x3060) }, | 
 | 1153 | 	{ PCI_DEVICE(0x1814, 0x3062) }, | 
 | 1154 | 	{ PCI_DEVICE(0x1814, 0x3562) }, | 
 | 1155 | 	{ PCI_DEVICE(0x1814, 0x3592) }, | 
 | 1156 | 	{ PCI_DEVICE(0x1814, 0x3593) }, | 
| Gertjan van Wingerde | de1ebdc | 2010-02-14 12:52:05 +0100 | [diff] [blame] | 1157 | #endif | 
| RA-Shiang Tu | 60687ba | 2011-02-20 13:57:46 +0100 | [diff] [blame] | 1158 | #ifdef CONFIG_RT2800PCI_RT53XX | 
| Gertjan van Wingerde | e01ae27 | 2011-04-18 15:32:13 +0200 | [diff] [blame] | 1159 | 	{ PCI_DEVICE(0x1814, 0x5390) }, | 
| zero.lin | 5126d97 | 2011-08-31 20:43:52 +0200 | [diff] [blame] | 1160 | 	{ PCI_DEVICE(0x1814, 0x539a) }, | 
| Gertjan van Wingerde | 71e0b38 | 2011-07-06 22:58:55 +0200 | [diff] [blame] | 1161 | 	{ PCI_DEVICE(0x1814, 0x539f) }, | 
| RA-Shiang Tu | 60687ba | 2011-02-20 13:57:46 +0100 | [diff] [blame] | 1162 | #endif | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1163 | 	{ 0, } | 
 | 1164 | }; | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1165 | #endif /* CONFIG_PCI */ | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1166 |  | 
 | 1167 | MODULE_AUTHOR(DRV_PROJECT); | 
 | 1168 | MODULE_VERSION(DRV_VERSION); | 
 | 1169 | MODULE_DESCRIPTION("Ralink RT2800 PCI & PCMCIA Wireless LAN driver."); | 
 | 1170 | MODULE_SUPPORTED_DEVICE("Ralink RT2860 PCI & PCMCIA chipset based cards"); | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1171 | #ifdef CONFIG_PCI | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1172 | MODULE_FIRMWARE(FIRMWARE_RT2860); | 
 | 1173 | MODULE_DEVICE_TABLE(pci, rt2800pci_device_table); | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1174 | #endif /* CONFIG_PCI */ | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1175 | MODULE_LICENSE("GPL"); | 
 | 1176 |  | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1177 | #if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) | 
| Gertjan van Wingerde | 714fa66 | 2010-02-13 20:55:48 +0100 | [diff] [blame] | 1178 | static int rt2800soc_probe(struct platform_device *pdev) | 
 | 1179 | { | 
| Helmut Schaa | 6e93d71 | 2010-03-02 16:34:49 +0100 | [diff] [blame] | 1180 | 	return rt2x00soc_probe(pdev, &rt2800pci_ops); | 
| Gertjan van Wingerde | 714fa66 | 2010-02-13 20:55:48 +0100 | [diff] [blame] | 1181 | } | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1182 |  | 
 | 1183 | static struct platform_driver rt2800soc_driver = { | 
 | 1184 | 	.driver		= { | 
 | 1185 | 		.name		= "rt2800_wmac", | 
 | 1186 | 		.owner		= THIS_MODULE, | 
 | 1187 | 		.mod_name	= KBUILD_MODNAME, | 
 | 1188 | 	}, | 
| Gertjan van Wingerde | 714fa66 | 2010-02-13 20:55:48 +0100 | [diff] [blame] | 1189 | 	.probe		= rt2800soc_probe, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1190 | 	.remove		= __devexit_p(rt2x00soc_remove), | 
 | 1191 | 	.suspend	= rt2x00soc_suspend, | 
 | 1192 | 	.resume		= rt2x00soc_resume, | 
 | 1193 | }; | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1194 | #endif /* CONFIG_RALINK_RT288X || CONFIG_RALINK_RT305X */ | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1195 |  | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1196 | #ifdef CONFIG_PCI | 
| Gertjan van Wingerde | e01ae27 | 2011-04-18 15:32:13 +0200 | [diff] [blame] | 1197 | static int rt2800pci_probe(struct pci_dev *pci_dev, | 
 | 1198 | 			   const struct pci_device_id *id) | 
 | 1199 | { | 
 | 1200 | 	return rt2x00pci_probe(pci_dev, &rt2800pci_ops); | 
 | 1201 | } | 
 | 1202 |  | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1203 | static struct pci_driver rt2800pci_driver = { | 
 | 1204 | 	.name		= KBUILD_MODNAME, | 
 | 1205 | 	.id_table	= rt2800pci_device_table, | 
| Gertjan van Wingerde | e01ae27 | 2011-04-18 15:32:13 +0200 | [diff] [blame] | 1206 | 	.probe		= rt2800pci_probe, | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1207 | 	.remove		= __devexit_p(rt2x00pci_remove), | 
 | 1208 | 	.suspend	= rt2x00pci_suspend, | 
 | 1209 | 	.resume		= rt2x00pci_resume, | 
 | 1210 | }; | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1211 | #endif /* CONFIG_PCI */ | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1212 |  | 
 | 1213 | static int __init rt2800pci_init(void) | 
 | 1214 | { | 
 | 1215 | 	int ret = 0; | 
 | 1216 |  | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1217 | #if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1218 | 	ret = platform_driver_register(&rt2800soc_driver); | 
 | 1219 | 	if (ret) | 
 | 1220 | 		return ret; | 
 | 1221 | #endif | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1222 | #ifdef CONFIG_PCI | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1223 | 	ret = pci_register_driver(&rt2800pci_driver); | 
 | 1224 | 	if (ret) { | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1225 | #if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1226 | 		platform_driver_unregister(&rt2800soc_driver); | 
 | 1227 | #endif | 
 | 1228 | 		return ret; | 
 | 1229 | 	} | 
 | 1230 | #endif | 
 | 1231 |  | 
 | 1232 | 	return ret; | 
 | 1233 | } | 
 | 1234 |  | 
 | 1235 | static void __exit rt2800pci_exit(void) | 
 | 1236 | { | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1237 | #ifdef CONFIG_PCI | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1238 | 	pci_unregister_driver(&rt2800pci_driver); | 
 | 1239 | #endif | 
| Gertjan van Wingerde | 72c7296 | 2010-11-13 19:10:54 +0100 | [diff] [blame] | 1240 | #if defined(CONFIG_RALINK_RT288X) || defined(CONFIG_RALINK_RT305X) | 
| Ivo van Doorn | a9b3a9f | 2009-10-15 22:04:14 +0200 | [diff] [blame] | 1241 | 	platform_driver_unregister(&rt2800soc_driver); | 
 | 1242 | #endif | 
 | 1243 | } | 
 | 1244 |  | 
 | 1245 | module_init(rt2800pci_init); | 
 | 1246 | module_exit(rt2800pci_exit); |