sw.c revision 6a57b08e222f4e054a7e7160ef7426c5614c0cc0
1/****************************************************************************** 2 * 3 * Copyright(c) 2009-2012 Realtek Corporation. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of version 2 of the GNU General Public License as 7 * published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 * You should have received a copy of the GNU General Public License along with 15 * this program; if not, write to the Free Software Foundation, Inc., 16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA 17 * 18 * The full GNU General Public License is included in this distribution in the 19 * file called LICENSE. 20 * 21 * Contact Information: 22 * wlanfae <wlanfae@realtek.com> 23 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, 24 * Hsinchu 300, Taiwan. 25 * 26 * Larry Finger <Larry.Finger@lwfinger.net> 27 * 28 *****************************************************************************/ 29 30#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt 31 32#include <linux/vmalloc.h> 33#include <linux/module.h> 34 35#include "../wifi.h" 36#include "../core.h" 37#include "../pci.h" 38#include "reg.h" 39#include "def.h" 40#include "phy.h" 41#include "dm.h" 42#include "hw.h" 43#include "sw.h" 44#include "trx.h" 45#include "led.h" 46 47static void rtl92d_init_aspm_vars(struct ieee80211_hw *hw) 48{ 49 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 50 51 /*close ASPM for AMD defaultly */ 52 rtlpci->const_amdpci_aspm = 0; 53 54 /* 55 * ASPM PS mode. 56 * 0 - Disable ASPM, 57 * 1 - Enable ASPM without Clock Req, 58 * 2 - Enable ASPM with Clock Req, 59 * 3 - Alwyas Enable ASPM with Clock Req, 60 * 4 - Always Enable ASPM without Clock Req. 61 * set defult to RTL8192CE:3 RTL8192E:2 62 * */ 63 rtlpci->const_pci_aspm = 3; 64 65 /*Setting for PCI-E device */ 66 rtlpci->const_devicepci_aspm_setting = 0x03; 67 68 /*Setting for PCI-E bridge */ 69 rtlpci->const_hostpci_aspm_setting = 0x02; 70 71 /* 72 * In Hw/Sw Radio Off situation. 73 * 0 - Default, 74 * 1 - From ASPM setting without low Mac Pwr, 75 * 2 - From ASPM setting with low Mac Pwr, 76 * 3 - Bus D3 77 * set default to RTL8192CE:0 RTL8192SE:2 78 */ 79 rtlpci->const_hwsw_rfoff_d3 = 0; 80 81 /* 82 * This setting works for those device with 83 * backdoor ASPM setting such as EPHY setting. 84 * 0 - Not support ASPM, 85 * 1 - Support ASPM, 86 * 2 - According to chipset. 87 */ 88 rtlpci->const_support_pciaspm = 1; 89} 90 91static int rtl92d_init_sw_vars(struct ieee80211_hw *hw) 92{ 93 int err; 94 u8 tid; 95 struct rtl_priv *rtlpriv = rtl_priv(hw); 96 struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); 97 const struct firmware *firmware; 98 static int header_print; 99 100 rtlpriv->dm.dm_initialgain_enable = true; 101 rtlpriv->dm.dm_flag = 0; 102 rtlpriv->dm.disable_framebursting = false; 103 rtlpriv->dm.thermalvalue = 0; 104 rtlpriv->dm.useramask = true; 105 106 /* dual mac */ 107 if (rtlpriv->rtlhal.current_bandtype == BAND_ON_5G) 108 rtlpriv->phy.current_channel = 36; 109 else 110 rtlpriv->phy.current_channel = 1; 111 112 if (rtlpriv->rtlhal.macphymode != SINGLEMAC_SINGLEPHY) { 113 rtlpriv->rtlhal.disable_amsdu_8k = true; 114 /* No long RX - reduce fragmentation */ 115 rtlpci->rxbuffersize = 4096; 116 } 117 118 rtlpci->transmit_config = CFENDFORM | BIT(12) | BIT(13); 119 120 rtlpci->receive_config = ( 121 RCR_APPFCS 122 | RCR_AMF 123 | RCR_ADF 124 | RCR_APP_MIC 125 | RCR_APP_ICV 126 | RCR_AICV 127 | RCR_ACRC32 128 | RCR_AB 129 | RCR_AM 130 | RCR_APM 131 | RCR_APP_PHYST_RXFF 132 | RCR_HTC_LOC_CTRL 133 ); 134 135 rtlpci->irq_mask[0] = (u32) ( 136 IMR_ROK 137 | IMR_VODOK 138 | IMR_VIDOK 139 | IMR_BEDOK 140 | IMR_BKDOK 141 | IMR_MGNTDOK 142 | IMR_HIGHDOK 143 | IMR_BDOK 144 | IMR_RDU 145 | IMR_RXFOVW 146 ); 147 148 rtlpci->irq_mask[1] = (u32) (IMR_CPWM | IMR_C2HCMD); 149 150 /* for debug level */ 151 rtlpriv->dbg.global_debuglevel = rtlpriv->cfg->mod_params->debug; 152 /* for LPS & IPS */ 153 rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps; 154 rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps; 155 rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps; 156 if (!rtlpriv->psc.inactiveps) 157 pr_info("Power Save off (module option)\n"); 158 if (!rtlpriv->psc.fwctrl_lps) 159 pr_info("FW Power Save off (module option)\n"); 160 rtlpriv->psc.reg_fwctrl_lps = 3; 161 rtlpriv->psc.reg_max_lps_awakeintvl = 5; 162 /* for ASPM, you can close aspm through 163 * set const_support_pciaspm = 0 */ 164 rtl92d_init_aspm_vars(hw); 165 166 if (rtlpriv->psc.reg_fwctrl_lps == 1) 167 rtlpriv->psc.fwctrl_psmode = FW_PS_MIN_MODE; 168 else if (rtlpriv->psc.reg_fwctrl_lps == 2) 169 rtlpriv->psc.fwctrl_psmode = FW_PS_MAX_MODE; 170 else if (rtlpriv->psc.reg_fwctrl_lps == 3) 171 rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE; 172 173 /* for firmware buf */ 174 rtlpriv->rtlhal.pfirmware = vzalloc(0x8000); 175 if (!rtlpriv->rtlhal.pfirmware) { 176 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, 177 "Can't alloc buffer for fw\n"); 178 return 1; 179 } 180 181 if (!header_print) { 182 pr_info("Driver for Realtek RTL8192DE WLAN interface\n"); 183 pr_info("Loading firmware file %s\n", rtlpriv->cfg->fw_name); 184 header_print++; 185 } 186 /* request fw */ 187 err = request_firmware(&firmware, rtlpriv->cfg->fw_name, 188 rtlpriv->io.dev); 189 if (err) { 190 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, 191 "Failed to request firmware!\n"); 192 return 1; 193 } 194 if (firmware->size > 0x8000) { 195 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, 196 "Firmware is too big!\n"); 197 release_firmware(firmware); 198 return 1; 199 } 200 memcpy(rtlpriv->rtlhal.pfirmware, firmware->data, firmware->size); 201 rtlpriv->rtlhal.fwsize = firmware->size; 202 release_firmware(firmware); 203 204 /* for early mode */ 205 rtlpriv->rtlhal.earlymode_enable = true; 206 for (tid = 0; tid < 8; tid++) 207 skb_queue_head_init(&rtlpriv->mac80211.skb_waitq[tid]); 208 return 0; 209} 210 211static void rtl92d_deinit_sw_vars(struct ieee80211_hw *hw) 212{ 213 struct rtl_priv *rtlpriv = rtl_priv(hw); 214 u8 tid; 215 216 if (rtlpriv->rtlhal.pfirmware) { 217 vfree(rtlpriv->rtlhal.pfirmware); 218 rtlpriv->rtlhal.pfirmware = NULL; 219 } 220 for (tid = 0; tid < 8; tid++) 221 skb_queue_purge(&rtlpriv->mac80211.skb_waitq[tid]); 222} 223 224static struct rtl_hal_ops rtl8192de_hal_ops = { 225 .init_sw_vars = rtl92d_init_sw_vars, 226 .deinit_sw_vars = rtl92d_deinit_sw_vars, 227 .read_eeprom_info = rtl92de_read_eeprom_info, 228 .interrupt_recognized = rtl92de_interrupt_recognized, 229 .hw_init = rtl92de_hw_init, 230 .hw_disable = rtl92de_card_disable, 231 .hw_suspend = rtl92de_suspend, 232 .hw_resume = rtl92de_resume, 233 .enable_interrupt = rtl92de_enable_interrupt, 234 .disable_interrupt = rtl92de_disable_interrupt, 235 .set_network_type = rtl92de_set_network_type, 236 .set_chk_bssid = rtl92de_set_check_bssid, 237 .set_qos = rtl92de_set_qos, 238 .set_bcn_reg = rtl92de_set_beacon_related_registers, 239 .set_bcn_intv = rtl92de_set_beacon_interval, 240 .update_interrupt_mask = rtl92de_update_interrupt_mask, 241 .get_hw_reg = rtl92de_get_hw_reg, 242 .set_hw_reg = rtl92de_set_hw_reg, 243 .update_rate_tbl = rtl92de_update_hal_rate_tbl, 244 .fill_tx_desc = rtl92de_tx_fill_desc, 245 .fill_tx_cmddesc = rtl92de_tx_fill_cmddesc, 246 .query_rx_desc = rtl92de_rx_query_desc, 247 .set_channel_access = rtl92de_update_channel_access_setting, 248 .radio_onoff_checking = rtl92de_gpio_radio_on_off_checking, 249 .set_bw_mode = rtl92d_phy_set_bw_mode, 250 .switch_channel = rtl92d_phy_sw_chnl, 251 .dm_watchdog = rtl92d_dm_watchdog, 252 .scan_operation_backup = rtl92d_phy_scan_operation_backup, 253 .set_rf_power_state = rtl92d_phy_set_rf_power_state, 254 .led_control = rtl92de_led_control, 255 .set_desc = rtl92de_set_desc, 256 .get_desc = rtl92de_get_desc, 257 .tx_polling = rtl92de_tx_polling, 258 .enable_hw_sec = rtl92de_enable_hw_security_config, 259 .set_key = rtl92de_set_key, 260 .init_sw_leds = rtl92de_init_sw_leds, 261 .get_bbreg = rtl92d_phy_query_bb_reg, 262 .set_bbreg = rtl92d_phy_set_bb_reg, 263 .get_rfreg = rtl92d_phy_query_rf_reg, 264 .set_rfreg = rtl92d_phy_set_rf_reg, 265 .linked_set_reg = rtl92d_linked_set_reg, 266}; 267 268static struct rtl_mod_params rtl92de_mod_params = { 269 .sw_crypto = false, 270 .inactiveps = true, 271 .swctrl_lps = true, 272 .fwctrl_lps = false, 273 .debug = DBG_EMERG, 274}; 275 276static struct rtl_hal_cfg rtl92de_hal_cfg = { 277 .bar_id = 2, 278 .write_readback = true, 279 .name = "rtl8192de", 280 .fw_name = "rtlwifi/rtl8192defw.bin", 281 .ops = &rtl8192de_hal_ops, 282 .mod_params = &rtl92de_mod_params, 283 284 .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL, 285 .maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN, 286 .maps[SYS_CLK] = REG_SYS_CLKR, 287 .maps[MAC_RCR_AM] = RCR_AM, 288 .maps[MAC_RCR_AB] = RCR_AB, 289 .maps[MAC_RCR_ACRC32] = RCR_ACRC32, 290 .maps[MAC_RCR_ACF] = RCR_ACF, 291 .maps[MAC_RCR_AAP] = RCR_AAP, 292 293 .maps[EFUSE_TEST] = REG_EFUSE_TEST, 294 .maps[EFUSE_CTRL] = REG_EFUSE_CTRL, 295 .maps[EFUSE_CLK] = 0, /* just for 92se */ 296 .maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL, 297 .maps[EFUSE_PWC_EV12V] = PWC_EV12V, 298 .maps[EFUSE_FEN_ELDR] = FEN_ELDR, 299 .maps[EFUSE_LOADER_CLK_EN] = LOADER_CLK_EN, 300 .maps[EFUSE_ANA8M] = 0, /* just for 92se */ 301 .maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE, 302 .maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION, 303 .maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN, 304 305 .maps[RWCAM] = REG_CAMCMD, 306 .maps[WCAMI] = REG_CAMWRITE, 307 .maps[RCAMO] = REG_CAMREAD, 308 .maps[CAMDBG] = REG_CAMDBG, 309 .maps[SECR] = REG_SECCFG, 310 .maps[SEC_CAM_NONE] = CAM_NONE, 311 .maps[SEC_CAM_WEP40] = CAM_WEP40, 312 .maps[SEC_CAM_TKIP] = CAM_TKIP, 313 .maps[SEC_CAM_AES] = CAM_AES, 314 .maps[SEC_CAM_WEP104] = CAM_WEP104, 315 316 .maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6, 317 .maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5, 318 .maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4, 319 .maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3, 320 .maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2, 321 .maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1, 322 .maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8, 323 .maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7, 324 .maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6, 325 .maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5, 326 .maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4, 327 .maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3, 328 .maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2, 329 .maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1, 330 .maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2, 331 .maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1, 332 333 .maps[RTL_IMR_TXFOVW] = IMR_TXFOVW, 334 .maps[RTL_IMR_PSTIMEOUT] = IMR_PSTIMEOUT, 335 .maps[RTL_IMR_BcnInt] = IMR_BcnInt, 336 .maps[RTL_IMR_RXFOVW] = IMR_RXFOVW, 337 .maps[RTL_IMR_RDU] = IMR_RDU, 338 .maps[RTL_IMR_ATIMEND] = IMR_ATIMEND, 339 .maps[RTL_IMR_BDOK] = IMR_BDOK, 340 .maps[RTL_IMR_MGNTDOK] = IMR_MGNTDOK, 341 .maps[RTL_IMR_TBDER] = IMR_TBDER, 342 .maps[RTL_IMR_HIGHDOK] = IMR_HIGHDOK, 343 .maps[RTL_IMR_TBDOK] = IMR_TBDOK, 344 .maps[RTL_IMR_BKDOK] = IMR_BKDOK, 345 .maps[RTL_IMR_BEDOK] = IMR_BEDOK, 346 .maps[RTL_IMR_VIDOK] = IMR_VIDOK, 347 .maps[RTL_IMR_VODOK] = IMR_VODOK, 348 .maps[RTL_IMR_ROK] = IMR_ROK, 349 .maps[RTL_IBSS_INT_MASKS] = (IMR_BcnInt | IMR_TBDOK | IMR_TBDER), 350 351 .maps[RTL_RC_CCK_RATE1M] = DESC92_RATE1M, 352 .maps[RTL_RC_CCK_RATE2M] = DESC92_RATE2M, 353 .maps[RTL_RC_CCK_RATE5_5M] = DESC92_RATE5_5M, 354 .maps[RTL_RC_CCK_RATE11M] = DESC92_RATE11M, 355 .maps[RTL_RC_OFDM_RATE6M] = DESC92_RATE6M, 356 .maps[RTL_RC_OFDM_RATE9M] = DESC92_RATE9M, 357 .maps[RTL_RC_OFDM_RATE12M] = DESC92_RATE12M, 358 .maps[RTL_RC_OFDM_RATE18M] = DESC92_RATE18M, 359 .maps[RTL_RC_OFDM_RATE24M] = DESC92_RATE24M, 360 .maps[RTL_RC_OFDM_RATE36M] = DESC92_RATE36M, 361 .maps[RTL_RC_OFDM_RATE48M] = DESC92_RATE48M, 362 .maps[RTL_RC_OFDM_RATE54M] = DESC92_RATE54M, 363 364 .maps[RTL_RC_HT_RATEMCS7] = DESC92_RATEMCS7, 365 .maps[RTL_RC_HT_RATEMCS15] = DESC92_RATEMCS15, 366}; 367 368static struct pci_device_id rtl92de_pci_ids[] __devinitdata = { 369 {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8193, rtl92de_hal_cfg)}, 370 {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x002B, rtl92de_hal_cfg)}, 371 {}, 372}; 373 374MODULE_DEVICE_TABLE(pci, rtl92de_pci_ids); 375 376MODULE_AUTHOR("lizhaoming <chaoming_li@realsil.com.cn>"); 377MODULE_AUTHOR("Realtek WlanFAE <wlanfae@realtek.com>"); 378MODULE_AUTHOR("Larry Finger <Larry.Finger@lwfinger.net>"); 379MODULE_LICENSE("GPL"); 380MODULE_DESCRIPTION("Realtek 8192DE 802.11n Dual Mac PCI wireless"); 381MODULE_FIRMWARE("rtlwifi/rtl8192defw.bin"); 382 383module_param_named(swenc, rtl92de_mod_params.sw_crypto, bool, 0444); 384module_param_named(debug, rtl92de_mod_params.debug, int, 0444); 385module_param_named(ips, rtl92de_mod_params.inactiveps, bool, 0444); 386module_param_named(swlps, rtl92de_mod_params.swctrl_lps, bool, 0444); 387module_param_named(fwlps, rtl92de_mod_params.fwctrl_lps, bool, 0444); 388MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n"); 389MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n"); 390MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 0)\n"); 391MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 1)\n"); 392MODULE_PARM_DESC(debug, "Set debug level (0-5) (default 0)"); 393 394static const struct dev_pm_ops rtlwifi_pm_ops = { 395 .suspend = rtl_pci_suspend, 396 .resume = rtl_pci_resume, 397 .freeze = rtl_pci_suspend, 398 .thaw = rtl_pci_resume, 399 .poweroff = rtl_pci_suspend, 400 .restore = rtl_pci_resume, 401}; 402 403static struct pci_driver rtl92de_driver = { 404 .name = KBUILD_MODNAME, 405 .id_table = rtl92de_pci_ids, 406 .probe = rtl_pci_probe, 407 .remove = rtl_pci_disconnect, 408 .driver.pm = &rtlwifi_pm_ops, 409}; 410 411/* add global spin lock to solve the problem that 412 * Dul mac register operation on the same time */ 413spinlock_t globalmutex_power; 414spinlock_t globalmutex_for_fwdownload; 415spinlock_t globalmutex_for_power_and_efuse; 416 417static int __init rtl92de_module_init(void) 418{ 419 int ret = 0; 420 421 spin_lock_init(&globalmutex_power); 422 spin_lock_init(&globalmutex_for_fwdownload); 423 spin_lock_init(&globalmutex_for_power_and_efuse); 424 425 ret = pci_register_driver(&rtl92de_driver); 426 if (ret) 427 RT_ASSERT(false, "No device found\n"); 428 return ret; 429} 430 431static void __exit rtl92de_module_exit(void) 432{ 433 pci_unregister_driver(&rtl92de_driver); 434} 435 436module_init(rtl92de_module_init); 437module_exit(rtl92de_module_exit); 438