1/******************************************************************************
2 *
3 * Copyright(c) 2009-2014  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 * The full GNU General Public License is included in this distribution in the
15 * file called LICENSE.
16 *
17 * Contact Information:
18 * wlanfae <wlanfae@realtek.com>
19 * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
20 * Hsinchu 300, Taiwan.
21 *
22 * Larry Finger <Larry.Finger@lwfinger.net>
23 *
24 *****************************************************************************/
25
26#include "../wifi.h"
27#include "../core.h"
28#include "../pci.h"
29#include "reg.h"
30#include "def.h"
31#include "phy.h"
32#include "../rtl8723com/phy_common.h"
33#include "dm.h"
34#include "../rtl8723com/dm_common.h"
35#include "hw.h"
36#include "fw.h"
37#include "../rtl8723com/fw_common.h"
38#include "sw.h"
39#include "trx.h"
40#include "led.h"
41#include "table.h"
42#include "../btcoexist/rtl_btc.h"
43
44#include <linux/vmalloc.h>
45#include <linux/module.h>
46
47static void rtl8723be_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	/* ASPM PS mode.
55	 * 0 - Disable ASPM,
56	 * 1 - Enable ASPM without Clock Req,
57	 * 2 - Enable ASPM with Clock Req,
58	 * 3 - Alwyas Enable ASPM with Clock Req,
59	 * 4 - Always Enable ASPM without Clock Req.
60	 * set defult to RTL8192CE:3 RTL8192E:2
61	 */
62	rtlpci->const_pci_aspm = 3;
63
64	/*Setting for PCI-E device */
65	rtlpci->const_devicepci_aspm_setting = 0x03;
66
67	/*Setting for PCI-E bridge */
68	rtlpci->const_hostpci_aspm_setting = 0x02;
69
70	/* In Hw/Sw Radio Off situation.
71	 * 0 - Default,
72	 * 1 - From ASPM setting without low Mac Pwr,
73	 * 2 - From ASPM setting with low Mac Pwr,
74	 * 3 - Bus D3
75	 * set default to RTL8192CE:0 RTL8192SE:2
76	 */
77	rtlpci->const_hwsw_rfoff_d3 = 0;
78
79	/* This setting works for those device with
80	 * backdoor ASPM setting such as EPHY setting.
81	 * 0 - Not support ASPM,
82	 * 1 - Support ASPM,
83	 * 2 - According to chipset.
84	 */
85	rtlpci->const_support_pciaspm = 1;
86}
87
88int rtl8723be_init_sw_vars(struct ieee80211_hw *hw)
89{
90	int err = 0;
91	struct rtl_priv *rtlpriv = rtl_priv(hw);
92	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
93	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
94
95	rtl8723be_bt_reg_init(hw);
96	rtlpriv->btcoexist.btc_ops = rtl_btc_get_ops_pointer();
97
98	rtlpriv->dm.dm_initialgain_enable = 1;
99	rtlpriv->dm.dm_flag = 0;
100	rtlpriv->dm.disable_framebursting = 0;
101	rtlpriv->dm.thermalvalue = 0;
102	rtlpci->transmit_config = CFENDFORM | BIT(15) | BIT(24) | BIT(25);
103
104	rtlpriv->phy.lck_inprogress = false;
105
106	mac->ht_enable = true;
107
108	/* compatible 5G band 88ce just 2.4G band & smsp */
109	rtlpriv->rtlhal.current_bandtype = BAND_ON_2_4G;
110	rtlpriv->rtlhal.bandset = BAND_ON_2_4G;
111	rtlpriv->rtlhal.macphymode = SINGLEMAC_SINGLEPHY;
112
113	rtlpci->receive_config = (RCR_APPFCS		|
114				  RCR_APP_MIC		|
115				  RCR_APP_ICV		|
116				  RCR_APP_PHYST_RXFF	|
117				  RCR_HTC_LOC_CTRL	|
118				  RCR_AMF		|
119				  RCR_ACF		|
120				  RCR_ADF		|
121				  RCR_AICV		|
122				  RCR_AB		|
123				  RCR_AM		|
124				  RCR_APM		|
125				  0);
126
127	rtlpci->irq_mask[0] = (u32) (IMR_PSTIMEOUT	|
128				     IMR_HSISR_IND_ON_INT	|
129				     IMR_C2HCMD		|
130				     IMR_HIGHDOK	|
131				     IMR_MGNTDOK	|
132				     IMR_BKDOK		|
133				     IMR_BEDOK		|
134				     IMR_VIDOK		|
135				     IMR_VODOK		|
136				     IMR_RDU		|
137				     IMR_ROK		|
138				     0);
139
140	rtlpci->irq_mask[1] = (u32)(IMR_RXFOVW | 0);
141
142	rtlpci->sys_irq_mask = (u32)(HSIMR_PDN_INT_EN	|
143				     HSIMR_RON_INT_EN	|
144				     0);
145
146	/* for debug level */
147	rtlpriv->dbg.global_debuglevel = rtlpriv->cfg->mod_params->debug;
148	/* for LPS & IPS */
149	rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps;
150	rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps;
151	rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps;
152	rtlpci->msi_support = rtlpriv->cfg->mod_params->msi_support;
153	rtlpriv->cfg->mod_params->sw_crypto =
154		 rtlpriv->cfg->mod_params->sw_crypto;
155	rtlpriv->cfg->mod_params->disable_watchdog =
156		 rtlpriv->cfg->mod_params->disable_watchdog;
157	if (rtlpriv->cfg->mod_params->disable_watchdog)
158		pr_info("watchdog disabled\n");
159	rtlpriv->psc.reg_fwctrl_lps = 3;
160	rtlpriv->psc.reg_max_lps_awakeintvl = 5;
161	/* for ASPM, you can close aspm through
162	 * set const_support_pciaspm = 0
163	 */
164	rtl8723be_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	/*low power: Disable 32k */
174	rtlpriv->psc.low_power_enable = false;
175
176	rtlpriv->rtlhal.earlymode_enable = false;
177
178	/* for firmware buf */
179	rtlpriv->rtlhal.pfirmware = vzalloc(0x8000);
180	if (!rtlpriv->rtlhal.pfirmware) {
181		RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
182			 "Can't alloc buffer for fw.\n");
183		return 1;
184	}
185
186	rtlpriv->max_fw_size = 0x8000;
187	pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name);
188	err = request_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name,
189				      rtlpriv->io.dev, GFP_KERNEL, hw,
190				      rtl_fw_cb);
191	if (err) {
192		RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
193			 "Failed to request firmware!\n");
194		return 1;
195	}
196	return 0;
197}
198
199void rtl8723be_deinit_sw_vars(struct ieee80211_hw *hw)
200{
201	struct rtl_priv *rtlpriv = rtl_priv(hw);
202
203	if (rtlpriv->rtlhal.pfirmware) {
204		vfree(rtlpriv->rtlhal.pfirmware);
205		rtlpriv->rtlhal.pfirmware = NULL;
206	}
207}
208
209/* get bt coexist status */
210bool rtl8723be_get_btc_status(void)
211{
212	return true;
213}
214
215static bool is_fw_header(struct rtlwifi_firmware_header *hdr)
216{
217	return (le16_to_cpu(hdr->signature) & 0xfff0) == 0x5300;
218}
219
220static struct rtl_hal_ops rtl8723be_hal_ops = {
221	.init_sw_vars = rtl8723be_init_sw_vars,
222	.deinit_sw_vars = rtl8723be_deinit_sw_vars,
223	.read_eeprom_info = rtl8723be_read_eeprom_info,
224	.interrupt_recognized = rtl8723be_interrupt_recognized,
225	.hw_init = rtl8723be_hw_init,
226	.hw_disable = rtl8723be_card_disable,
227	.hw_suspend = rtl8723be_suspend,
228	.hw_resume = rtl8723be_resume,
229	.enable_interrupt = rtl8723be_enable_interrupt,
230	.disable_interrupt = rtl8723be_disable_interrupt,
231	.set_network_type = rtl8723be_set_network_type,
232	.set_chk_bssid = rtl8723be_set_check_bssid,
233	.set_qos = rtl8723be_set_qos,
234	.set_bcn_reg = rtl8723be_set_beacon_related_registers,
235	.set_bcn_intv = rtl8723be_set_beacon_interval,
236	.update_interrupt_mask = rtl8723be_update_interrupt_mask,
237	.get_hw_reg = rtl8723be_get_hw_reg,
238	.set_hw_reg = rtl8723be_set_hw_reg,
239	.update_rate_tbl = rtl8723be_update_hal_rate_tbl,
240	.fill_tx_desc = rtl8723be_tx_fill_desc,
241	.fill_tx_cmddesc = rtl8723be_tx_fill_cmddesc,
242	.query_rx_desc = rtl8723be_rx_query_desc,
243	.set_channel_access = rtl8723be_update_channel_access_setting,
244	.radio_onoff_checking = rtl8723be_gpio_radio_on_off_checking,
245	.set_bw_mode = rtl8723be_phy_set_bw_mode,
246	.switch_channel = rtl8723be_phy_sw_chnl,
247	.dm_watchdog = rtl8723be_dm_watchdog,
248	.scan_operation_backup = rtl8723be_phy_scan_operation_backup,
249	.set_rf_power_state = rtl8723be_phy_set_rf_power_state,
250	.led_control = rtl8723be_led_control,
251	.set_desc = rtl8723be_set_desc,
252	.get_desc = rtl8723be_get_desc,
253	.is_tx_desc_closed = rtl8723be_is_tx_desc_closed,
254	.tx_polling = rtl8723be_tx_polling,
255	.enable_hw_sec = rtl8723be_enable_hw_security_config,
256	.set_key = rtl8723be_set_key,
257	.init_sw_leds = rtl8723be_init_sw_leds,
258	.get_bbreg = rtl8723_phy_query_bb_reg,
259	.set_bbreg = rtl8723_phy_set_bb_reg,
260	.get_rfreg = rtl8723be_phy_query_rf_reg,
261	.set_rfreg = rtl8723be_phy_set_rf_reg,
262	.fill_h2c_cmd = rtl8723be_fill_h2c_cmd,
263	.get_btc_status = rtl8723be_get_btc_status,
264	.rx_command_packet = rtl8723be_rx_command_packet,
265	.is_fw_header = is_fw_header,
266};
267
268static struct rtl_mod_params rtl8723be_mod_params = {
269	.sw_crypto = false,
270	.inactiveps = true,
271	.swctrl_lps = false,
272	.fwctrl_lps = true,
273	.msi_support = false,
274	.disable_watchdog = false,
275	.debug = DBG_EMERG,
276	.ant_sel = 0,
277};
278
279static struct rtl_hal_cfg rtl8723be_hal_cfg = {
280	.bar_id = 2,
281	.write_readback = true,
282	.name = "rtl8723be_pci",
283	.fw_name = "rtlwifi/rtl8723befw.bin",
284	.ops = &rtl8723be_hal_ops,
285	.mod_params = &rtl8723be_mod_params,
286	.maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL,
287	.maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN,
288	.maps[SYS_CLK] = REG_SYS_CLKR,
289	.maps[MAC_RCR_AM] = AM,
290	.maps[MAC_RCR_AB] = AB,
291	.maps[MAC_RCR_ACRC32] = ACRC32,
292	.maps[MAC_RCR_ACF] = ACF,
293	.maps[MAC_RCR_AAP] = AAP,
294	.maps[MAC_HIMR] = REG_HIMR,
295	.maps[MAC_HIMRE] = REG_HIMRE,
296	.maps[MAC_HSISR] = REG_HSISR,
297
298	.maps[EFUSE_ACCESS] = REG_EFUSE_ACCESS,
299
300	.maps[EFUSE_TEST] = REG_EFUSE_TEST,
301	.maps[EFUSE_CTRL] = REG_EFUSE_CTRL,
302	.maps[EFUSE_CLK] = 0,
303	.maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL,
304	.maps[EFUSE_PWC_EV12V] = PWC_EV12V,
305	.maps[EFUSE_FEN_ELDR] = FEN_ELDR,
306	.maps[EFUSE_LOADER_CLK_EN] = LOADER_CLK_EN,
307	.maps[EFUSE_ANA8M] = ANA8M,
308	.maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE,
309	.maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION,
310	.maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN,
311	.maps[EFUSE_OOB_PROTECT_BYTES_LEN] = EFUSE_OOB_PROTECT_BYTES,
312
313	.maps[RWCAM] = REG_CAMCMD,
314	.maps[WCAMI] = REG_CAMWRITE,
315	.maps[RCAMO] = REG_CAMREAD,
316	.maps[CAMDBG] = REG_CAMDBG,
317	.maps[SECR] = REG_SECCFG,
318	.maps[SEC_CAM_NONE] = CAM_NONE,
319	.maps[SEC_CAM_WEP40] = CAM_WEP40,
320	.maps[SEC_CAM_TKIP] = CAM_TKIP,
321	.maps[SEC_CAM_AES] = CAM_AES,
322	.maps[SEC_CAM_WEP104] = CAM_WEP104,
323
324	.maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6,
325	.maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5,
326	.maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4,
327	.maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3,
328	.maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2,
329	.maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1,
330/*	.maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8,     */   /*need check*/
331	.maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7,
332	.maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6,
333	.maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5,
334	.maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4,
335	.maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3,
336	.maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2,
337	.maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1,
338/*	.maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2,*/
339/*	.maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1,*/
340
341	.maps[RTL_IMR_TXFOVW] = IMR_TXFOVW,
342	.maps[RTL_IMR_PSTIMEOUT] = IMR_PSTIMEOUT,
343	.maps[RTL_IMR_BCNINT] = IMR_BCNDMAINT0,
344	.maps[RTL_IMR_RXFOVW] = IMR_RXFOVW,
345	.maps[RTL_IMR_RDU] = IMR_RDU,
346	.maps[RTL_IMR_ATIMEND] = IMR_ATIMEND,
347	.maps[RTL_IMR_BDOK] = IMR_BCNDOK0,
348	.maps[RTL_IMR_MGNTDOK] = IMR_MGNTDOK,
349	.maps[RTL_IMR_TBDER] = IMR_TBDER,
350	.maps[RTL_IMR_HIGHDOK] = IMR_HIGHDOK,
351	.maps[RTL_IMR_TBDOK] = IMR_TBDOK,
352	.maps[RTL_IMR_BKDOK] = IMR_BKDOK,
353	.maps[RTL_IMR_BEDOK] = IMR_BEDOK,
354	.maps[RTL_IMR_VIDOK] = IMR_VIDOK,
355	.maps[RTL_IMR_VODOK] = IMR_VODOK,
356	.maps[RTL_IMR_ROK] = IMR_ROK,
357	.maps[RTL_IMR_HSISR_IND] = IMR_HSISR_IND_ON_INT,
358	.maps[RTL_IBSS_INT_MASKS] = (IMR_BCNDMAINT0 | IMR_TBDOK | IMR_TBDER),
359
360	.maps[RTL_RC_CCK_RATE1M] = DESC92C_RATE1M,
361	.maps[RTL_RC_CCK_RATE2M] = DESC92C_RATE2M,
362	.maps[RTL_RC_CCK_RATE5_5M] = DESC92C_RATE5_5M,
363	.maps[RTL_RC_CCK_RATE11M] = DESC92C_RATE11M,
364	.maps[RTL_RC_OFDM_RATE6M] = DESC92C_RATE6M,
365	.maps[RTL_RC_OFDM_RATE9M] = DESC92C_RATE9M,
366	.maps[RTL_RC_OFDM_RATE12M] = DESC92C_RATE12M,
367	.maps[RTL_RC_OFDM_RATE18M] = DESC92C_RATE18M,
368	.maps[RTL_RC_OFDM_RATE24M] = DESC92C_RATE24M,
369	.maps[RTL_RC_OFDM_RATE36M] = DESC92C_RATE36M,
370	.maps[RTL_RC_OFDM_RATE48M] = DESC92C_RATE48M,
371	.maps[RTL_RC_OFDM_RATE54M] = DESC92C_RATE54M,
372
373	.maps[RTL_RC_HT_RATEMCS7] = DESC92C_RATEMCS7,
374	.maps[RTL_RC_HT_RATEMCS15] = DESC92C_RATEMCS15,
375};
376
377static struct pci_device_id rtl8723be_pci_ids[] = {
378	{RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0xB723, rtl8723be_hal_cfg)},
379	{},
380};
381
382MODULE_DEVICE_TABLE(pci, rtl8723be_pci_ids);
383
384MODULE_AUTHOR("PageHe	<page_he@realsil.com.cn>");
385MODULE_AUTHOR("Realtek WlanFAE	<wlanfae@realtek.com>");
386MODULE_LICENSE("GPL");
387MODULE_DESCRIPTION("Realtek 8723BE 802.11n PCI wireless");
388MODULE_FIRMWARE("rtlwifi/rtl8723befw.bin");
389
390module_param_named(swenc, rtl8723be_mod_params.sw_crypto, bool, 0444);
391module_param_named(debug, rtl8723be_mod_params.debug, int, 0444);
392module_param_named(ips, rtl8723be_mod_params.inactiveps, bool, 0444);
393module_param_named(swlps, rtl8723be_mod_params.swctrl_lps, bool, 0444);
394module_param_named(fwlps, rtl8723be_mod_params.fwctrl_lps, bool, 0444);
395module_param_named(msi, rtl8723be_mod_params.msi_support, bool, 0444);
396module_param_named(disable_watchdog, rtl8723be_mod_params.disable_watchdog,
397		   bool, 0444);
398module_param_named(ant_sel, rtl8723be_mod_params.ant_sel, int, 0444);
399MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n");
400MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n");
401MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 0)\n");
402MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 1)\n");
403MODULE_PARM_DESC(msi, "Set to 1 to use MSI interrupts mode (default 0)\n");
404MODULE_PARM_DESC(debug, "Set debug level (0-5) (default 0)");
405MODULE_PARM_DESC(disable_watchdog,
406		 "Set to 1 to disable the watchdog (default 0)\n");
407MODULE_PARM_DESC(ant_sel, "Set to 1 or 2 to force antenna number (default 0)\n");
408
409static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume);
410
411static struct pci_driver rtl8723be_driver = {
412	.name = KBUILD_MODNAME,
413	.id_table = rtl8723be_pci_ids,
414	.probe = rtl_pci_probe,
415	.remove = rtl_pci_disconnect,
416	.driver.pm = &rtlwifi_pm_ops,
417};
418
419module_pci_driver(rtl8723be_driver);
420