1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved. 4 * 5 * Based on the r8180 driver, which is: 6 * Copyright 2004-2005 Andrea Merello <andrea.merello@gmail.com>, et al. 7 * 8 * Contact Information: wlanfae <wlanfae@realtek.com> 9 */ 10 #ifndef _RTL_CORE_H 11 #define _RTL_CORE_H 12 13 #include <linux/module.h> 14 #include <linux/kernel.h> 15 #include <linux/ioport.h> 16 #include <linux/sched.h> 17 #include <linux/types.h> 18 #include <linux/interrupt.h> 19 #include <linux/slab.h> 20 #include <linux/netdevice.h> 21 #include <linux/pci.h> 22 #include <linux/etherdevice.h> 23 #include <linux/delay.h> 24 #include <linux/rtnetlink.h> 25 #include <linux/wireless.h> 26 #include <linux/timer.h> 27 #include <linux/proc_fs.h> 28 #include <linux/if_arp.h> 29 #include <linux/random.h> 30 #include <linux/io.h> 31 32 /* Need this defined before including local include files */ 33 #define DRV_NAME "rtl819xE" 34 35 #include "../rtllib.h" 36 37 #include "r8192E_firmware.h" 38 #include "r8192E_hw.h" 39 40 #include "r8190P_def.h" 41 #include "r8192E_dev.h" 42 43 #include "rtl_eeprom.h" 44 #include "rtl_ps.h" 45 #include "rtl_pci.h" 46 #include "rtl_cam.h" 47 48 #define DRV_COPYRIGHT \ 49 "Copyright(c) 2008 - 2010 Realsil Semiconductor Corporation" 50 #define DRV_AUTHOR "<wlanfae@realtek.com>" 51 #define DRV_VERSION "0014.0401.2010" 52 53 #define TOTAL_CAM_ENTRY 32 54 #define CAM_CONTENT_COUNT 8 55 56 #define HAL_HW_PCI_REVISION_ID_8192PCIE 0x01 57 #define HAL_HW_PCI_REVISION_ID_8192SE 0x10 58 59 #define RTLLIB_WATCH_DOG_TIME 2000 60 61 #define MAX_DEV_ADDR_SIZE 8 /*support till 64 bit bus width OS*/ 62 #define MAX_FIRMWARE_INFORMATION_SIZE 32 63 #define MAX_802_11_HEADER_LENGTH (40 + MAX_FIRMWARE_INFORMATION_SIZE) 64 #define ENCRYPTION_MAX_OVERHEAD 128 65 #define MAX_FRAGMENT_COUNT 8 66 #define MAX_TRANSMIT_BUFFER_SIZE \ 67 (1600 + (MAX_802_11_HEADER_LENGTH + ENCRYPTION_MAX_OVERHEAD) * \ 68 MAX_FRAGMENT_COUNT) 69 70 #define CMDPACKET_FRAG_SIZE (4 * (MAX_TRANSMIT_BUFFER_SIZE / 4) - 8) 71 72 #define DEFAULT_FRAG_THRESHOLD 2342U 73 #define MIN_FRAG_THRESHOLD 256U 74 #define DEFAULT_BEACONINTERVAL 0x64U 75 76 #define DEFAULT_RETRY_RTS 7 77 #define DEFAULT_RETRY_DATA 7 78 79 #define PHY_RSSI_SLID_WIN_MAX 100 80 81 #define TX_BB_GAIN_TABLE_LEN 37 82 #define CCK_TX_BB_GAIN_TABLE_LEN 23 83 84 #define CHANNEL_PLAN_LEN 10 85 #define S_CRC_LEN 4 86 87 #define NIC_SEND_HANG_THRESHOLD_NORMAL 4 88 #define NIC_SEND_HANG_THRESHOLD_POWERSAVE 8 89 90 #define MAX_TX_QUEUE 9 91 92 #define MAX_RX_COUNT 64 93 #define MAX_TX_QUEUE_COUNT 9 94 95 extern int hwwep; 96 97 enum nic_t { 98 NIC_UNKNOWN = 0, 99 NIC_8192E = 1, 100 NIC_8190P = 2, 101 NIC_8192SE = 4, 102 NIC_8192CE = 5, 103 NIC_8192CU = 6, 104 NIC_8192DE = 7, 105 NIC_8192DU = 8, 106 }; 107 108 enum rt_eeprom_type { 109 EEPROM_93C46, 110 EEPROM_93C56, 111 }; 112 113 enum dcmg_txcmd_op { 114 TXCMD_TXRA_HISTORY_CTRL = 0xFF900000, 115 TXCMD_RESET_TX_PKT_BUFF = 0xFF900001, 116 TXCMD_RESET_RX_PKT_BUFF = 0xFF900002, 117 TXCMD_SET_TX_DURATION = 0xFF900003, 118 TXCMD_SET_RX_RSSI = 0xFF900004, 119 TXCMD_SET_TX_PWR_TRACKING = 0xFF900005, 120 TXCMD_XXXX_CTRL, 121 }; 122 123 enum rt_customer_id { 124 RT_CID_DEFAULT = 0, 125 RT_CID_TOSHIBA = 9, 126 RT_CID_819X_NETCORE = 10, 127 }; 128 129 enum reset_type { 130 RESET_TYPE_NORESET = 0x00, 131 RESET_TYPE_SILENT = 0x02 132 }; 133 134 struct rt_stats { 135 unsigned long received_rate_histogram[4][32]; 136 unsigned long txbytesunicast; 137 unsigned long rxbytesunicast; 138 unsigned long txretrycount; 139 u8 last_packet_rate; 140 unsigned long slide_signal_strength[100]; 141 unsigned long slide_evm[100]; 142 unsigned long slide_rssi_total; 143 unsigned long slide_evm_total; 144 long signal_strength; 145 long last_signal_strength_inpercent; 146 long recv_signal_power; 147 u8 rx_rssi_percentage[4]; 148 u8 rx_evm_percentage[2]; 149 u32 slide_beacon_pwdb[100]; 150 u32 slide_beacon_total; 151 u32 CurrentShowTxate; 152 }; 153 154 struct init_gain { 155 u8 xaagccore1; 156 u8 xbagccore1; 157 u8 xcagccore1; 158 u8 xdagccore1; 159 u8 cca; 160 161 }; 162 163 struct tx_ring { 164 u32 *desc; 165 u8 nStuckCount; 166 struct tx_ring *next; 167 } __packed; 168 169 struct rtl8192_tx_ring { 170 struct tx_desc *desc; 171 dma_addr_t dma; 172 unsigned int idx; 173 unsigned int entries; 174 struct sk_buff_head queue; 175 }; 176 177 struct r8192_priv { 178 struct pci_dev *pdev; 179 struct pci_dev *bridge_pdev; 180 181 bool bfirst_after_down; 182 bool being_init_adapter; 183 184 int irq; 185 short irq_enabled; 186 187 short up; 188 short up_first_time; 189 struct delayed_work update_beacon_wq; 190 struct delayed_work watch_dog_wq; 191 struct delayed_work txpower_tracking_wq; 192 struct delayed_work rfpath_check_wq; 193 struct delayed_work gpio_change_rf_wq; 194 struct rtllib_device *rtllib; 195 196 struct work_struct reset_wq; 197 198 enum rt_customer_id customer_id; 199 200 enum ht_channel_width current_chnl_bw; 201 struct bb_reg_definition phy_reg_def[4]; 202 struct rate_adaptive rate_adaptive; 203 204 struct rt_firmware *fw_info; 205 enum rtl819x_loopback loopback_mode; 206 207 struct timer_list watch_dog_timer; 208 struct timer_list fsync_timer; 209 struct timer_list gpio_polling_timer; 210 211 spinlock_t irq_th_lock; 212 spinlock_t tx_lock; 213 spinlock_t rf_ps_lock; 214 spinlock_t ps_lock; 215 216 struct sk_buff_head skb_queue; 217 218 struct tasklet_struct irq_rx_tasklet; 219 struct tasklet_struct irq_tx_tasklet; 220 221 struct mutex wx_mutex; 222 struct mutex rf_mutex; 223 struct mutex mutex; 224 225 struct rt_stats stats; 226 struct iw_statistics wstats; 227 228 struct rx_desc *rx_ring; 229 struct sk_buff *rx_buf[MAX_RX_COUNT]; 230 dma_addr_t rx_ring_dma; 231 unsigned int rx_idx; 232 int rxringcount; 233 u16 rxbuffersize; 234 235 u32 receive_config; 236 u8 retry_data; 237 u8 retry_rts; 238 u16 rts; 239 240 struct rtl8192_tx_ring tx_ring[MAX_TX_QUEUE_COUNT]; 241 int txringcount; 242 atomic_t tx_pending[0x10]; 243 244 u16 short_retry_limit; 245 u16 long_retry_limit; 246 247 bool hw_radio_off; 248 bool blinked_ingpio; 249 u8 polling_timer_on; 250 251 /**********************************************************/ 252 struct work_struct qos_activate; 253 254 short promisc; 255 256 short chan; 257 258 u32 irq_mask[2]; 259 260 u8 rf_mode; 261 enum nic_t card_8192; 262 u8 card_8192_version; 263 264 u8 ic_cut; 265 char nick[IW_ESSID_MAX_SIZE + 1]; 266 u8 check_roaming_cnt; 267 268 u32 silent_reset_rx_slot_index; 269 u32 silent_reset_rx_stuck_event[MAX_SILENT_RESET_RX_SLOT_NUM]; 270 271 u16 basic_rate; 272 u8 short_preamble; 273 u8 dot11_current_preamble_mode; 274 u8 slot_time; 275 276 bool autoload_fail_flag; 277 278 short epromtype; 279 u16 eeprom_vid; 280 u16 eeprom_did; 281 u8 eeprom_customer_id; 282 283 u8 eeprom_tx_pwr_level_cck[14]; 284 u8 eeprom_tx_pwr_level_ofdm24g[14]; 285 u16 eeprom_ant_pwr_diff; 286 u8 eeprom_thermal_meter; 287 u8 eeprom_crystal_cap; 288 289 u8 eeprom_legacy_ht_tx_pwr_diff; 290 291 u8 crystal_cap; 292 u8 thermal_meter[2]; 293 294 u8 sw_chnl_in_progress; 295 u8 sw_chnl_stage; 296 u8 sw_chnl_step; 297 u8 set_bw_mode_in_progress; 298 299 u8 n_cur_40mhz_prime_sc; 300 301 u32 rf_reg_0value[4]; 302 u8 num_total_rf_path; 303 bool brfpath_rxenable[RF90_PATH_MAX]; 304 305 bool tx_pwr_data_read_from_eeprom; 306 307 u8 hw_rf_off_action; 308 309 bool rf_change_in_progress; 310 bool set_rf_pwr_state_in_progress; 311 312 u8 cck_pwr_enl; 313 u16 tssi_13dBm; 314 u32 pwr_track; 315 u8 cck_present_attn_20m_def; 316 u8 cck_present_attn_40m_def; 317 s8 cck_present_attn_diff; 318 s8 cck_present_attn; 319 long undecorated_smoothed_pwdb; 320 321 u32 mcs_tx_pwr_level_org_offset[6]; 322 u8 tx_pwr_level_cck[14]; 323 u8 tx_pwr_level_ofdm_24g[14]; 324 u8 legacy_ht_tx_pwr_diff; 325 u8 antenna_tx_pwr_diff[3]; 326 327 bool dynamic_tx_high_pwr; 328 bool dynamic_tx_low_pwr; 329 bool last_dtp_flag_high; 330 bool last_dtp_flag_low; 331 332 u8 rfa_txpowertrackingindex; 333 u8 rfa_txpowertrackingindex_real; 334 u8 rfa_txpowertracking_default; 335 bool btxpower_tracking; 336 bool bcck_in_ch14; 337 338 u8 txpower_count; 339 bool tx_pwr_tracking_init; 340 341 u8 ofdm_index[2]; 342 u8 cck_index; 343 344 u8 rec_cck_20m_idx; 345 u8 rec_cck_40m_idx; 346 347 struct init_gain initgain_backup; 348 u8 def_initial_gain[4]; 349 bool bis_any_nonbepkts; 350 bool bcurrent_turbo_EDCA; 351 bool bis_cur_rdlstate; 352 353 u32 rate_record; 354 u32 rate_count_diff_rec; 355 u32 continue_diff_count; 356 bool bswitch_fsync; 357 u8 framesync; 358 359 u16 tx_counter; 360 u16 rx_ctr; 361 }; 362 363 extern const struct ethtool_ops rtl819x_ethtool_ops; 364 365 u8 rtl92e_readb(struct net_device *dev, int x); 366 u32 rtl92e_readl(struct net_device *dev, int x); 367 u16 rtl92e_readw(struct net_device *dev, int x); 368 void rtl92e_writeb(struct net_device *dev, int x, u8 y); 369 void rtl92e_writew(struct net_device *dev, int x, u16 y); 370 void rtl92e_writel(struct net_device *dev, int x, u32 y); 371 372 void force_pci_posting(struct net_device *dev); 373 374 void rtl92e_rx_enable(struct net_device *dev); 375 void rtl92e_tx_enable(struct net_device *dev); 376 377 void rtl92e_hw_sleep_wq(void *data); 378 void rtl92e_commit(struct net_device *dev); 379 380 void rtl92e_check_rfctrl_gpio_timer(struct timer_list *t); 381 382 void rtl92e_hw_wakeup_wq(void *data); 383 384 void rtl92e_reset_desc_ring(struct net_device *dev); 385 void rtl92e_set_wireless_mode(struct net_device *dev, u8 wireless_mode); 386 void rtl92e_irq_enable(struct net_device *dev); 387 void rtl92e_config_rate(struct net_device *dev, u16 *rate_config); 388 void rtl92e_irq_disable(struct net_device *dev); 389 390 long rtl92e_translate_to_dbm(struct r8192_priv *priv, u8 signal_strength_index); 391 void rtl92e_update_rx_statistics(struct r8192_priv *priv, 392 struct rtllib_rx_stats *pprevious_stats); 393 u8 rtl92e_evm_db_to_percent(s8 value); 394 u8 rtl92e_rx_db_to_percent(s8 antpower); 395 void rtl92e_copy_mpdu_stats(struct rtllib_rx_stats *psrc_stats, 396 struct rtllib_rx_stats *ptarget_stats); 397 bool rtl92e_enable_nic(struct net_device *dev); 398 399 bool rtl92e_set_rf_state(struct net_device *dev, 400 enum rt_rf_power_state state_to_set, 401 RT_RF_CHANGE_SOURCE change_source); 402 #endif 403