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