1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2009-2014  Realtek Corporation.*/
3 
4 #include "../wifi.h"
5 #include "../core.h"
6 #include "../pci.h"
7 #include "reg.h"
8 #include "def.h"
9 #include "phy.h"
10 #include "../rtl8723com/phy_common.h"
11 #include "dm.h"
12 #include "../rtl8723com/dm_common.h"
13 #include "hw.h"
14 #include "fw.h"
15 #include "../rtl8723com/fw_common.h"
16 #include "sw.h"
17 #include "trx.h"
18 #include "led.h"
19 #include "table.h"
20 #include "../btcoexist/rtl_btc.h"
21 
22 #include <linux/vmalloc.h>
23 #include <linux/module.h>
24 
25 static void rtl8723be_init_aspm_vars(struct ieee80211_hw *hw)
26 {
27 	struct rtl_priv *rtlpriv = rtl_priv(hw);
28 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
29 
30 	/*close ASPM for AMD defaultly */
31 	rtlpci->const_amdpci_aspm = 0;
32 
33 	/* ASPM PS mode.
34 	 * 0 - Disable ASPM,
35 	 * 1 - Enable ASPM without Clock Req,
36 	 * 2 - Enable ASPM with Clock Req,
37 	 * 3 - Alwyas Enable ASPM with Clock Req,
38 	 * 4 - Always Enable ASPM without Clock Req.
39 	 * set defult to RTL8192CE:3 RTL8192E:2
40 	 */
41 	rtlpci->const_pci_aspm = 3;
42 
43 	/*Setting for PCI-E device */
44 	rtlpci->const_devicepci_aspm_setting = 0x03;
45 
46 	/*Setting for PCI-E bridge */
47 	rtlpci->const_hostpci_aspm_setting = 0x02;
48 
49 	/* In Hw/Sw Radio Off situation.
50 	 * 0 - Default,
51 	 * 1 - From ASPM setting without low Mac Pwr,
52 	 * 2 - From ASPM setting with low Mac Pwr,
53 	 * 3 - Bus D3
54 	 * set default to RTL8192CE:0 RTL8192SE:2
55 	 */
56 	rtlpci->const_hwsw_rfoff_d3 = 0;
57 
58 	/* This setting works for those device with
59 	 * backdoor ASPM setting such as EPHY setting.
60 	 * 0 - Not support ASPM,
61 	 * 1 - Support ASPM,
62 	 * 2 - According to chipset.
63 	 */
64 	rtlpci->const_support_pciaspm = rtlpriv->cfg->mod_params->aspm_support;
65 }
66 
67 int rtl8723be_init_sw_vars(struct ieee80211_hw *hw)
68 {
69 	int err = 0;
70 	struct rtl_priv *rtlpriv = rtl_priv(hw);
71 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
72 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
73 	char *fw_name = "rtlwifi/rtl8723befw_36.bin";
74 
75 	rtl8723be_bt_reg_init(hw);
76 	rtlpriv->btcoexist.btc_ops = rtl_btc_get_ops_pointer();
77 
78 	rtlpriv->dm.dm_initialgain_enable = 1;
79 	rtlpriv->dm.dm_flag = 0;
80 	rtlpriv->dm.disable_framebursting = 0;
81 	rtlpriv->dm.thermalvalue = 0;
82 	rtlpci->transmit_config = CFENDFORM | BIT(15) | BIT(24) | BIT(25);
83 
84 	rtlpriv->phy.lck_inprogress = false;
85 
86 	mac->ht_enable = true;
87 
88 	/* compatible 5G band 88ce just 2.4G band & smsp */
89 	rtlpriv->rtlhal.current_bandtype = BAND_ON_2_4G;
90 	rtlpriv->rtlhal.bandset = BAND_ON_2_4G;
91 	rtlpriv->rtlhal.macphymode = SINGLEMAC_SINGLEPHY;
92 
93 	rtlpci->receive_config = (RCR_APPFCS		|
94 				  RCR_APP_MIC		|
95 				  RCR_APP_ICV		|
96 				  RCR_APP_PHYST_RXFF	|
97 				  RCR_HTC_LOC_CTRL	|
98 				  RCR_AMF		|
99 				  RCR_ACF		|
100 				  RCR_ADF		|
101 				  RCR_AICV		|
102 				  RCR_AB		|
103 				  RCR_AM		|
104 				  RCR_APM		|
105 				  0);
106 
107 	rtlpci->irq_mask[0] = (u32) (IMR_PSTIMEOUT	|
108 				     IMR_HSISR_IND_ON_INT	|
109 				     IMR_C2HCMD		|
110 				     IMR_HIGHDOK	|
111 				     IMR_MGNTDOK	|
112 				     IMR_BKDOK		|
113 				     IMR_BEDOK		|
114 				     IMR_VIDOK		|
115 				     IMR_VODOK		|
116 				     IMR_RDU		|
117 				     IMR_ROK		|
118 				     0);
119 
120 	rtlpci->irq_mask[1] = (u32)(IMR_RXFOVW | 0);
121 
122 	rtlpci->sys_irq_mask = (u32)(HSIMR_PDN_INT_EN	|
123 				     HSIMR_RON_INT_EN	|
124 				     0);
125 
126 	/* for LPS & IPS */
127 	rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps;
128 	rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps;
129 	rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps;
130 	rtlpci->msi_support = rtlpriv->cfg->mod_params->msi_support;
131 	rtlpriv->cfg->mod_params->sw_crypto =
132 		 rtlpriv->cfg->mod_params->sw_crypto;
133 	rtlpriv->cfg->mod_params->disable_watchdog =
134 		 rtlpriv->cfg->mod_params->disable_watchdog;
135 	if (rtlpriv->cfg->mod_params->disable_watchdog)
136 		pr_info("watchdog disabled\n");
137 	rtlpriv->psc.reg_fwctrl_lps = 2;
138 	rtlpriv->psc.reg_max_lps_awakeintvl = 2;
139 	/* for ASPM, you can close aspm through
140 	 * set const_support_pciaspm = 0
141 	 */
142 	rtl8723be_init_aspm_vars(hw);
143 
144 	if (rtlpriv->psc.reg_fwctrl_lps == 1)
145 		rtlpriv->psc.fwctrl_psmode = FW_PS_MIN_MODE;
146 	else if (rtlpriv->psc.reg_fwctrl_lps == 2)
147 		rtlpriv->psc.fwctrl_psmode = FW_PS_MAX_MODE;
148 	else if (rtlpriv->psc.reg_fwctrl_lps == 3)
149 		rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE;
150 
151 	/*low power: Disable 32k */
152 	rtlpriv->psc.low_power_enable = false;
153 
154 	rtlpriv->rtlhal.earlymode_enable = false;
155 
156 	/* for firmware buf */
157 	rtlpriv->rtlhal.pfirmware = vzalloc(0x8000);
158 	if (!rtlpriv->rtlhal.pfirmware) {
159 		pr_err("Can't alloc buffer for fw.\n");
160 		return 1;
161 	}
162 
163 	rtlpriv->max_fw_size = 0x8000;
164 	pr_info("Using firmware %s\n", fw_name);
165 	err = request_firmware_nowait(THIS_MODULE, 1, fw_name,
166 				      rtlpriv->io.dev, GFP_KERNEL, hw,
167 				      rtl_fw_cb);
168 	if (err) {
169 		pr_err("Failed to request firmware!\n");
170 		vfree(rtlpriv->rtlhal.pfirmware);
171 		rtlpriv->rtlhal.pfirmware = NULL;
172 		return 1;
173 	}
174 	return 0;
175 }
176 
177 void rtl8723be_deinit_sw_vars(struct ieee80211_hw *hw)
178 {
179 	struct rtl_priv *rtlpriv = rtl_priv(hw);
180 
181 	if (rtlpriv->rtlhal.pfirmware) {
182 		vfree(rtlpriv->rtlhal.pfirmware);
183 		rtlpriv->rtlhal.pfirmware = NULL;
184 	}
185 }
186 
187 /* get bt coexist status */
188 bool rtl8723be_get_btc_status(void)
189 {
190 	return true;
191 }
192 
193 static bool is_fw_header(struct rtlwifi_firmware_header *hdr)
194 {
195 	return (le16_to_cpu(hdr->signature) & 0xfff0) == 0x5300;
196 }
197 
198 static struct rtl_hal_ops rtl8723be_hal_ops = {
199 	.init_sw_vars = rtl8723be_init_sw_vars,
200 	.deinit_sw_vars = rtl8723be_deinit_sw_vars,
201 	.read_eeprom_info = rtl8723be_read_eeprom_info,
202 	.interrupt_recognized = rtl8723be_interrupt_recognized,
203 	.hw_init = rtl8723be_hw_init,
204 	.hw_disable = rtl8723be_card_disable,
205 	.hw_suspend = rtl8723be_suspend,
206 	.hw_resume = rtl8723be_resume,
207 	.enable_interrupt = rtl8723be_enable_interrupt,
208 	.disable_interrupt = rtl8723be_disable_interrupt,
209 	.set_network_type = rtl8723be_set_network_type,
210 	.set_chk_bssid = rtl8723be_set_check_bssid,
211 	.set_qos = rtl8723be_set_qos,
212 	.set_bcn_reg = rtl8723be_set_beacon_related_registers,
213 	.set_bcn_intv = rtl8723be_set_beacon_interval,
214 	.update_interrupt_mask = rtl8723be_update_interrupt_mask,
215 	.get_hw_reg = rtl8723be_get_hw_reg,
216 	.set_hw_reg = rtl8723be_set_hw_reg,
217 	.update_rate_tbl = rtl8723be_update_hal_rate_tbl,
218 	.fill_tx_desc = rtl8723be_tx_fill_desc,
219 	.fill_tx_cmddesc = rtl8723be_tx_fill_cmddesc,
220 	.query_rx_desc = rtl8723be_rx_query_desc,
221 	.set_channel_access = rtl8723be_update_channel_access_setting,
222 	.radio_onoff_checking = rtl8723be_gpio_radio_on_off_checking,
223 	.set_bw_mode = rtl8723be_phy_set_bw_mode,
224 	.switch_channel = rtl8723be_phy_sw_chnl,
225 	.dm_watchdog = rtl8723be_dm_watchdog,
226 	.scan_operation_backup = rtl8723be_phy_scan_operation_backup,
227 	.set_rf_power_state = rtl8723be_phy_set_rf_power_state,
228 	.led_control = rtl8723be_led_control,
229 	.set_desc = rtl8723be_set_desc,
230 	.get_desc = rtl8723be_get_desc,
231 	.is_tx_desc_closed = rtl8723be_is_tx_desc_closed,
232 	.tx_polling = rtl8723be_tx_polling,
233 	.enable_hw_sec = rtl8723be_enable_hw_security_config,
234 	.set_key = rtl8723be_set_key,
235 	.init_sw_leds = rtl8723be_init_sw_leds,
236 	.get_bbreg = rtl8723_phy_query_bb_reg,
237 	.set_bbreg = rtl8723_phy_set_bb_reg,
238 	.get_rfreg = rtl8723be_phy_query_rf_reg,
239 	.set_rfreg = rtl8723be_phy_set_rf_reg,
240 	.fill_h2c_cmd = rtl8723be_fill_h2c_cmd,
241 	.get_btc_status = rtl8723be_get_btc_status,
242 	.is_fw_header = is_fw_header,
243 };
244 
245 static struct rtl_mod_params rtl8723be_mod_params = {
246 	.sw_crypto = false,
247 	.inactiveps = true,
248 	.swctrl_lps = false,
249 	.fwctrl_lps = true,
250 	.msi_support = false,
251 	.aspm_support = 1,
252 	.disable_watchdog = false,
253 	.debug_level = 0,
254 	.debug_mask = 0,
255 	.ant_sel = 0,
256 };
257 
258 static const struct rtl_hal_cfg rtl8723be_hal_cfg = {
259 	.bar_id = 2,
260 	.write_readback = true,
261 	.name = "rtl8723be_pci",
262 	.alt_fw_name = "rtlwifi/rtl8723befw.bin",
263 	.ops = &rtl8723be_hal_ops,
264 	.mod_params = &rtl8723be_mod_params,
265 	.maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL,
266 	.maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN,
267 	.maps[SYS_CLK] = REG_SYS_CLKR,
268 	.maps[MAC_RCR_AM] = AM,
269 	.maps[MAC_RCR_AB] = AB,
270 	.maps[MAC_RCR_ACRC32] = ACRC32,
271 	.maps[MAC_RCR_ACF] = ACF,
272 	.maps[MAC_RCR_AAP] = AAP,
273 	.maps[MAC_HIMR] = REG_HIMR,
274 	.maps[MAC_HIMRE] = REG_HIMRE,
275 	.maps[MAC_HSISR] = REG_HSISR,
276 
277 	.maps[EFUSE_ACCESS] = REG_EFUSE_ACCESS,
278 
279 	.maps[EFUSE_TEST] = REG_EFUSE_TEST,
280 	.maps[EFUSE_CTRL] = REG_EFUSE_CTRL,
281 	.maps[EFUSE_CLK] = 0,
282 	.maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL,
283 	.maps[EFUSE_PWC_EV12V] = PWC_EV12V,
284 	.maps[EFUSE_FEN_ELDR] = FEN_ELDR,
285 	.maps[EFUSE_LOADER_CLK_EN] = LOADER_CLK_EN,
286 	.maps[EFUSE_ANA8M] = ANA8M,
287 	.maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE,
288 	.maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION,
289 	.maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN,
290 	.maps[EFUSE_OOB_PROTECT_BYTES_LEN] = EFUSE_OOB_PROTECT_BYTES,
291 
292 	.maps[RWCAM] = REG_CAMCMD,
293 	.maps[WCAMI] = REG_CAMWRITE,
294 	.maps[RCAMO] = REG_CAMREAD,
295 	.maps[CAMDBG] = REG_CAMDBG,
296 	.maps[SECR] = REG_SECCFG,
297 	.maps[SEC_CAM_NONE] = CAM_NONE,
298 	.maps[SEC_CAM_WEP40] = CAM_WEP40,
299 	.maps[SEC_CAM_TKIP] = CAM_TKIP,
300 	.maps[SEC_CAM_AES] = CAM_AES,
301 	.maps[SEC_CAM_WEP104] = CAM_WEP104,
302 
303 	.maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6,
304 	.maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5,
305 	.maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4,
306 	.maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3,
307 	.maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2,
308 	.maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1,
309 /*	.maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8,     */   /*need check*/
310 	.maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7,
311 	.maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6,
312 	.maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5,
313 	.maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4,
314 	.maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3,
315 	.maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2,
316 	.maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1,
317 /*	.maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2,*/
318 /*	.maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1,*/
319 
320 	.maps[RTL_IMR_TXFOVW] = IMR_TXFOVW,
321 	.maps[RTL_IMR_PSTIMEOUT] = IMR_PSTIMEOUT,
322 	.maps[RTL_IMR_BCNINT] = IMR_BCNDMAINT0,
323 	.maps[RTL_IMR_RXFOVW] = IMR_RXFOVW,
324 	.maps[RTL_IMR_RDU] = IMR_RDU,
325 	.maps[RTL_IMR_ATIMEND] = IMR_ATIMEND,
326 	.maps[RTL_IMR_BDOK] = IMR_BCNDOK0,
327 	.maps[RTL_IMR_MGNTDOK] = IMR_MGNTDOK,
328 	.maps[RTL_IMR_TBDER] = IMR_TBDER,
329 	.maps[RTL_IMR_HIGHDOK] = IMR_HIGHDOK,
330 	.maps[RTL_IMR_TBDOK] = IMR_TBDOK,
331 	.maps[RTL_IMR_BKDOK] = IMR_BKDOK,
332 	.maps[RTL_IMR_BEDOK] = IMR_BEDOK,
333 	.maps[RTL_IMR_VIDOK] = IMR_VIDOK,
334 	.maps[RTL_IMR_VODOK] = IMR_VODOK,
335 	.maps[RTL_IMR_ROK] = IMR_ROK,
336 	.maps[RTL_IMR_HSISR_IND] = IMR_HSISR_IND_ON_INT,
337 	.maps[RTL_IBSS_INT_MASKS] = (IMR_BCNDMAINT0 | IMR_TBDOK | IMR_TBDER),
338 
339 	.maps[RTL_RC_CCK_RATE1M] = DESC92C_RATE1M,
340 	.maps[RTL_RC_CCK_RATE2M] = DESC92C_RATE2M,
341 	.maps[RTL_RC_CCK_RATE5_5M] = DESC92C_RATE5_5M,
342 	.maps[RTL_RC_CCK_RATE11M] = DESC92C_RATE11M,
343 	.maps[RTL_RC_OFDM_RATE6M] = DESC92C_RATE6M,
344 	.maps[RTL_RC_OFDM_RATE9M] = DESC92C_RATE9M,
345 	.maps[RTL_RC_OFDM_RATE12M] = DESC92C_RATE12M,
346 	.maps[RTL_RC_OFDM_RATE18M] = DESC92C_RATE18M,
347 	.maps[RTL_RC_OFDM_RATE24M] = DESC92C_RATE24M,
348 	.maps[RTL_RC_OFDM_RATE36M] = DESC92C_RATE36M,
349 	.maps[RTL_RC_OFDM_RATE48M] = DESC92C_RATE48M,
350 	.maps[RTL_RC_OFDM_RATE54M] = DESC92C_RATE54M,
351 
352 	.maps[RTL_RC_HT_RATEMCS7] = DESC92C_RATEMCS7,
353 	.maps[RTL_RC_HT_RATEMCS15] = DESC92C_RATEMCS15,
354 };
355 
356 static const struct pci_device_id rtl8723be_pci_ids[] = {
357 	{RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xB723, rtl8723be_hal_cfg)},
358 	{},
359 };
360 
361 MODULE_DEVICE_TABLE(pci, rtl8723be_pci_ids);
362 
363 MODULE_AUTHOR("PageHe	<page_he@realsil.com.cn>");
364 MODULE_AUTHOR("Realtek WlanFAE	<wlanfae@realtek.com>");
365 MODULE_LICENSE("GPL");
366 MODULE_DESCRIPTION("Realtek 8723BE 802.11n PCI wireless");
367 MODULE_FIRMWARE("rtlwifi/rtl8723befw.bin");
368 MODULE_FIRMWARE("rtlwifi/rtl8723befw_36.bin");
369 
370 module_param_named(swenc, rtl8723be_mod_params.sw_crypto, bool, 0444);
371 module_param_named(debug_level, rtl8723be_mod_params.debug_level, int, 0644);
372 module_param_named(debug_mask, rtl8723be_mod_params.debug_mask, ullong, 0644);
373 module_param_named(ips, rtl8723be_mod_params.inactiveps, bool, 0444);
374 module_param_named(swlps, rtl8723be_mod_params.swctrl_lps, bool, 0444);
375 module_param_named(fwlps, rtl8723be_mod_params.fwctrl_lps, bool, 0444);
376 module_param_named(msi, rtl8723be_mod_params.msi_support, bool, 0444);
377 module_param_named(aspm, rtl8723be_mod_params.aspm_support, int, 0444);
378 module_param_named(disable_watchdog, rtl8723be_mod_params.disable_watchdog,
379 		   bool, 0444);
380 module_param_named(ant_sel, rtl8723be_mod_params.ant_sel, int, 0444);
381 MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n");
382 MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n");
383 MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 0)\n");
384 MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 1)\n");
385 MODULE_PARM_DESC(msi, "Set to 1 to use MSI interrupts mode (default 0)\n");
386 MODULE_PARM_DESC(aspm, "Set to 1 to enable ASPM (default 1)\n");
387 MODULE_PARM_DESC(debug_level, "Set debug level (0-5) (default 0)");
388 MODULE_PARM_DESC(debug_mask, "Set debug mask (default 0)");
389 MODULE_PARM_DESC(disable_watchdog,
390 		 "Set to 1 to disable the watchdog (default 0)\n");
391 MODULE_PARM_DESC(ant_sel, "Set to 1 or 2 to force antenna number (default 0)\n");
392 
393 static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume);
394 
395 static struct pci_driver rtl8723be_driver = {
396 	.name = KBUILD_MODNAME,
397 	.id_table = rtl8723be_pci_ids,
398 	.probe = rtl_pci_probe,
399 	.remove = rtl_pci_disconnect,
400 	.driver.pm = &rtlwifi_pm_ops,
401 };
402 
403 module_pci_driver(rtl8723be_driver);
404