projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| fe7ef7c6 GJ |
1 | /* Copyright (C) 2009 - 2010 Ivo van Doorn <IvDoorn@gmail.com> |
| 2 | * Copyright (C) 2009 Alban Browaeys <prahal@yahoo.com> | |
| 3 | * Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org> | |
| 4 | * Copyright (C) 2009 Luis Correia <luis.f.correia@gmail.com> | |
| 5 | * Copyright (C) 2009 Mattias Nissler <mattias.nissler@gmx.de> | |
| 6 | * Copyright (C) 2009 Mark Asselstine <asselsm@gmail.com> | |
| 7 | * Copyright (C) 2009 Xose Vazquez Perez <xose.vazquez@gmail.com> | |
| 8 | * Copyright (C) 2009 Bart Zolnierkiewicz <bzolnier@gmail.com> | |
| 9 | * <http://rt2x00.serialmonkey.com> | |
| 10 | * | |
| 11 | * This program is free software; you can redistribute it and/or modify | |
| 12 | * it under the terms of the GNU General Public License as published by | |
| 13 | * the Free Software Foundation; either version 2 of the License, or | |
| 14 | * (at your option) any later version. | |
| 15 | * | |
| 16 | * This program is distributed in the hope that it will be useful, | |
| 17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 19 | * GNU General Public License for more details. | |
| 20 | * | |
| 21 | * You should have received a copy of the GNU General Public License | |
| a05b8c58 | 22 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
| fe7ef7c6 GJ |
23 | */ |
| 24 | ||
| 25 | /* Module: rt2800soc | |
| 26 | * Abstract: rt2800 WiSoC specific routines. | |
| 27 | */ | |
| 28 | ||
| 29 | #include <linux/etherdevice.h> | |
| 30 | #include <linux/init.h> | |
| 31 | #include <linux/kernel.h> | |
| 32 | #include <linux/module.h> | |
| 33 | #include <linux/platform_device.h> | |
| 34 | ||
| 35 | #include "rt2x00.h" | |
| 36 | #include "rt2x00mmio.h" | |
| 37 | #include "rt2x00soc.h" | |
| 38 | #include "rt2800.h" | |
| 39 | #include "rt2800lib.h" | |
| 40 | #include "rt2800mmio.h" | |
| 41 | ||
| 42 | /* Allow hardware encryption to be disabled. */ | |
| 43 | static bool modparam_nohwcrypt; | |
| 44 | module_param_named(nohwcrypt, modparam_nohwcrypt, bool, S_IRUGO); | |
| 45 | MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption."); | |
| 46 | ||
| 47 | static bool rt2800soc_hwcrypt_disabled(struct rt2x00_dev *rt2x00dev) | |
| 48 | { | |
| 49 | return modparam_nohwcrypt; | |
| 50 | } | |
| 51 | ||
| 52 | static void rt2800soc_disable_radio(struct rt2x00_dev *rt2x00dev) | |
| 53 | { | |
| 54 | rt2800_disable_radio(rt2x00dev); | |
| 55 | rt2x00mmio_register_write(rt2x00dev, PWR_PIN_CFG, 0); | |
| 56 | rt2x00mmio_register_write(rt2x00dev, TX_PIN_CFG, 0); | |
| 57 | } | |
| 58 | ||
| 59 | static int rt2800soc_set_device_state(struct rt2x00_dev *rt2x00dev, | |
| 60 | enum dev_state state) | |
| 61 | { | |
| 62 | int retval = 0; | |
| 63 | ||
| 64 | switch (state) { | |
| 65 | case STATE_RADIO_ON: | |
| 66 | retval = rt2800mmio_enable_radio(rt2x00dev); | |
| 67 | break; | |
| 68 | ||
| 69 | case STATE_RADIO_OFF: | |
| 70 | rt2800soc_disable_radio(rt2x00dev); | |
| 71 | break; | |
| 72 | ||
| 73 | case STATE_RADIO_IRQ_ON: | |
| 74 | case STATE_RADIO_IRQ_OFF: | |
| 75 | rt2800mmio_toggle_irq(rt2x00dev, state); | |
| 76 | break; | |
| 77 | ||
| 78 | case STATE_DEEP_SLEEP: | |
| 79 | case STATE_SLEEP: | |
| 80 | case STATE_STANDBY: | |
| 81 | case STATE_AWAKE: | |
| 82 | /* These states are not supported, but don't report an error */ | |
| 83 | retval = 0; | |
| 84 | break; | |
| 85 | ||
| 86 | default: | |
| 87 | retval = -ENOTSUPP; | |
| 88 | break; | |
| 89 | } | |
| 90 | ||
| 91 | if (unlikely(retval)) | |
| 92 | rt2x00_err(rt2x00dev, "Device failed to enter state %d (%d)\n", | |
| 93 | state, retval); | |
| 94 | ||
| 95 | return retval; | |
| 96 | } | |
| 97 | ||
| 98 | static int rt2800soc_read_eeprom(struct rt2x00_dev *rt2x00dev) | |
| 99 | { | |
| 100 | void __iomem *base_addr = ioremap(0x1F040000, EEPROM_SIZE); | |
| 101 | ||
| 102 | if (!base_addr) | |
| 103 | return -ENOMEM; | |
| 104 | ||
| 105 | memcpy_fromio(rt2x00dev->eeprom, base_addr, EEPROM_SIZE); | |
| 106 | ||
| 107 | iounmap(base_addr); | |
| 108 | return 0; | |
| 109 | } | |
| 110 | ||
| 111 | /* Firmware functions */ | |
| 112 | static char *rt2800soc_get_firmware_name(struct rt2x00_dev *rt2x00dev) | |
| 113 | { | |
| 114 | WARN_ON_ONCE(1); | |
| 115 | return NULL; | |
| 116 | } | |
| 117 | ||
| 118 | static int rt2800soc_load_firmware(struct rt2x00_dev *rt2x00dev, | |
| 119 | const u8 *data, const size_t len) | |
| 120 | { | |
| 121 | WARN_ON_ONCE(1); | |
| 122 | return 0; | |
| 123 | } | |
| 124 | ||
| 125 | static int rt2800soc_check_firmware(struct rt2x00_dev *rt2x00dev, | |
| 126 | const u8 *data, const size_t len) | |
| 127 | { | |
| 128 | WARN_ON_ONCE(1); | |
| 129 | return 0; | |
| 130 | } | |
| 131 | ||
| 132 | static int rt2800soc_write_firmware(struct rt2x00_dev *rt2x00dev, | |
| 133 | const u8 *data, const size_t len) | |
| 134 | { | |
| 135 | WARN_ON_ONCE(1); | |
| 136 | return 0; | |
| 137 | } | |
| 138 | ||
| 139 | static const struct ieee80211_ops rt2800soc_mac80211_ops = { | |
| 140 | .tx = rt2x00mac_tx, | |
| 141 | .start = rt2x00mac_start, | |
| 142 | .stop = rt2x00mac_stop, | |
| 143 | .add_interface = rt2x00mac_add_interface, | |
| 144 | .remove_interface = rt2x00mac_remove_interface, | |
| 145 | .config = rt2x00mac_config, | |
| 146 | .configure_filter = rt2x00mac_configure_filter, | |
| 147 | .set_key = rt2x00mac_set_key, | |
| 148 | .sw_scan_start = rt2x00mac_sw_scan_start, | |
| 149 | .sw_scan_complete = rt2x00mac_sw_scan_complete, | |
| 150 | .get_stats = rt2x00mac_get_stats, | |
| 9352c19f | 151 | .get_key_seq = rt2800_get_key_seq, |
| fe7ef7c6 GJ |
152 | .set_rts_threshold = rt2800_set_rts_threshold, |
| 153 | .sta_add = rt2x00mac_sta_add, | |
| 154 | .sta_remove = rt2x00mac_sta_remove, | |
| 155 | .bss_info_changed = rt2x00mac_bss_info_changed, | |
| 156 | .conf_tx = rt2800_conf_tx, | |
| 157 | .get_tsf = rt2800_get_tsf, | |
| 158 | .rfkill_poll = rt2x00mac_rfkill_poll, | |
| 159 | .ampdu_action = rt2800_ampdu_action, | |
| 160 | .flush = rt2x00mac_flush, | |
| 161 | .get_survey = rt2800_get_survey, | |
| 162 | .get_ringparam = rt2x00mac_get_ringparam, | |
| 163 | .tx_frames_pending = rt2x00mac_tx_frames_pending, | |
| 164 | }; | |
| 165 | ||
| 166 | static const struct rt2800_ops rt2800soc_rt2800_ops = { | |
| 167 | .register_read = rt2x00mmio_register_read, | |
| 168 | .register_read_lock = rt2x00mmio_register_read, /* same for SoCs */ | |
| 169 | .register_write = rt2x00mmio_register_write, | |
| 170 | .register_write_lock = rt2x00mmio_register_write, /* same for SoCs */ | |
| 171 | .register_multiread = rt2x00mmio_register_multiread, | |
| 172 | .register_multiwrite = rt2x00mmio_register_multiwrite, | |
| 173 | .regbusy_read = rt2x00mmio_regbusy_read, | |
| 174 | .read_eeprom = rt2800soc_read_eeprom, | |
| 175 | .hwcrypt_disabled = rt2800soc_hwcrypt_disabled, | |
| 176 | .drv_write_firmware = rt2800soc_write_firmware, | |
| 177 | .drv_init_registers = rt2800mmio_init_registers, | |
| 178 | .drv_get_txwi = rt2800mmio_get_txwi, | |
| 179 | }; | |
| 180 | ||
| 181 | static const struct rt2x00lib_ops rt2800soc_rt2x00_ops = { | |
| 182 | .irq_handler = rt2800mmio_interrupt, | |
| 183 | .txstatus_tasklet = rt2800mmio_txstatus_tasklet, | |
| 184 | .pretbtt_tasklet = rt2800mmio_pretbtt_tasklet, | |
| 185 | .tbtt_tasklet = rt2800mmio_tbtt_tasklet, | |
| 186 | .rxdone_tasklet = rt2800mmio_rxdone_tasklet, | |
| 187 | .autowake_tasklet = rt2800mmio_autowake_tasklet, | |
| 188 | .probe_hw = rt2800_probe_hw, | |
| 189 | .get_firmware_name = rt2800soc_get_firmware_name, | |
| 190 | .check_firmware = rt2800soc_check_firmware, | |
| 191 | .load_firmware = rt2800soc_load_firmware, | |
| 192 | .initialize = rt2x00mmio_initialize, | |
| 193 | .uninitialize = rt2x00mmio_uninitialize, | |
| 194 | .get_entry_state = rt2800mmio_get_entry_state, | |
| 195 | .clear_entry = rt2800mmio_clear_entry, | |
| 196 | .set_device_state = rt2800soc_set_device_state, | |
| 197 | .rfkill_poll = rt2800_rfkill_poll, | |
| 198 | .link_stats = rt2800_link_stats, | |
| 199 | .reset_tuner = rt2800_reset_tuner, | |
| 200 | .link_tuner = rt2800_link_tuner, | |
| 201 | .gain_calibration = rt2800_gain_calibration, | |
| 202 | .vco_calibration = rt2800_vco_calibration, | |
| 203 | .start_queue = rt2800mmio_start_queue, | |
| 204 | .kick_queue = rt2800mmio_kick_queue, | |
| 205 | .stop_queue = rt2800mmio_stop_queue, | |
| 206 | .flush_queue = rt2x00mmio_flush_queue, | |
| 207 | .write_tx_desc = rt2800mmio_write_tx_desc, | |
| 208 | .write_tx_data = rt2800_write_tx_data, | |
| 209 | .write_beacon = rt2800_write_beacon, | |
| 210 | .clear_beacon = rt2800_clear_beacon, | |
| 211 | .fill_rxdone = rt2800mmio_fill_rxdone, | |
| 212 | .config_shared_key = rt2800_config_shared_key, | |
| 213 | .config_pairwise_key = rt2800_config_pairwise_key, | |
| 214 | .config_filter = rt2800_config_filter, | |
| 215 | .config_intf = rt2800_config_intf, | |
| 216 | .config_erp = rt2800_config_erp, | |
| 217 | .config_ant = rt2800_config_ant, | |
| 218 | .config = rt2800_config, | |
| 219 | .sta_add = rt2800_sta_add, | |
| 220 | .sta_remove = rt2800_sta_remove, | |
| 221 | }; | |
| 222 | ||
| 223 | static const struct rt2x00_ops rt2800soc_ops = { | |
| 224 | .name = KBUILD_MODNAME, | |
| 225 | .drv_data_size = sizeof(struct rt2800_drv_data), | |
| 226 | .max_ap_intf = 8, | |
| 227 | .eeprom_size = EEPROM_SIZE, | |
| 228 | .rf_size = RF_SIZE, | |
| 229 | .tx_queues = NUM_TX_QUEUES, | |
| 230 | .queue_init = rt2800mmio_queue_init, | |
| 231 | .lib = &rt2800soc_rt2x00_ops, | |
| 232 | .drv = &rt2800soc_rt2800_ops, | |
| 233 | .hw = &rt2800soc_mac80211_ops, | |
| 234 | #ifdef CONFIG_RT2X00_LIB_DEBUGFS | |
| 235 | .debugfs = &rt2800_rt2x00debug, | |
| 236 | #endif /* CONFIG_RT2X00_LIB_DEBUGFS */ | |
| 237 | }; | |
| 238 | ||
| 239 | static int rt2800soc_probe(struct platform_device *pdev) | |
| 240 | { | |
| 241 | return rt2x00soc_probe(pdev, &rt2800soc_ops); | |
| 242 | } | |
| 243 | ||
| 244 | static struct platform_driver rt2800soc_driver = { | |
| 245 | .driver = { | |
| 246 | .name = "rt2800_wmac", | |
| fe7ef7c6 GJ |
247 | .mod_name = KBUILD_MODNAME, |
| 248 | }, | |
| 249 | .probe = rt2800soc_probe, | |
| 250 | .remove = rt2x00soc_remove, | |
| 251 | .suspend = rt2x00soc_suspend, | |
| 252 | .resume = rt2x00soc_resume, | |
| 253 | }; | |
| 254 | ||
| 255 | module_platform_driver(rt2800soc_driver); | |
| 256 | ||
| 257 | MODULE_AUTHOR(DRV_PROJECT); | |
| 258 | MODULE_VERSION(DRV_VERSION); | |
| 259 | MODULE_DESCRIPTION("Ralink WiSoC Wireless LAN driver."); | |
| 260 | MODULE_LICENSE("GPL"); |