Linux-libre 3.16.78-gnu
[librecmc/linux-libre.git] / drivers / net / wireless / rtlwifi / rtl8723ae / sw.c
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 #include "../wifi.h"
31 #include <linux/vmalloc.h>
32 #include <linux/module.h>
33
34 #include "../core.h"
35 #include "../pci.h"
36 #include "../base.h"
37 #include "reg.h"
38 #include "def.h"
39 #include "phy.h"
40 #include "../rtl8723com/phy_common.h"
41 #include "dm.h"
42 #include "hw.h"
43 #include "fw.h"
44 #include "../rtl8723com/fw_common.h"
45 #include "sw.h"
46 #include "trx.h"
47 #include "led.h"
48 #include "table.h"
49 #include "hal_btc.h"
50
51 static void rtl8723ae_init_aspm_vars(struct ieee80211_hw *hw)
52 {
53         struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
54
55         /*close ASPM for AMD defaultly */
56         rtlpci->const_amdpci_aspm = 0;
57
58         /* ASPM PS mode.
59          * 0 - Disable ASPM,
60          * 1 - Enable ASPM without Clock Req,
61          * 2 - Enable ASPM with Clock Req,
62          * 3 - Alwyas Enable ASPM with Clock Req,
63          * 4 - Always Enable ASPM without Clock Req.
64          * set defult to RTL8192CE:3 RTL8192E:2
65          */
66         rtlpci->const_pci_aspm = 3;
67
68         /*Setting for PCI-E device */
69         rtlpci->const_devicepci_aspm_setting = 0x03;
70
71         /*Setting for PCI-E bridge */
72         rtlpci->const_hostpci_aspm_setting = 0x02;
73
74         /* In Hw/Sw Radio Off situation.
75          * 0 - Default,
76          * 1 - From ASPM setting without low Mac Pwr,
77          * 2 - From ASPM setting with low Mac Pwr,
78          * 3 - Bus D3
79          * set default to RTL8192CE:0 RTL8192SE:2
80          */
81         rtlpci->const_hwsw_rfoff_d3 = 0;
82
83         /* This setting works for those device with
84          * backdoor ASPM setting such as EPHY setting.
85          * 0 - Not support ASPM,
86          * 1 - Support ASPM,
87          * 2 - According to chipset.
88          */
89         rtlpci->const_support_pciaspm = 1;
90 }
91
92 int rtl8723ae_init_sw_vars(struct ieee80211_hw *hw)
93 {
94         struct rtl_priv *rtlpriv = rtl_priv(hw);
95         struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
96         struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw));
97         int err;
98
99         rtl8723ae_bt_reg_init(hw);
100         rtlpriv->dm.dm_initialgain_enable = 1;
101         rtlpriv->dm.dm_flag = 0;
102         rtlpriv->dm.disable_framebursting = 0;
103         rtlpriv->dm.thermalvalue = 0;
104         rtlpci->transmit_config = CFENDFORM | BIT(12) | BIT(13);
105
106         /* compatible 5G band 88ce just 2.4G band & smsp */
107         rtlpriv->rtlhal.current_bandtype = BAND_ON_2_4G;
108         rtlpriv->rtlhal.bandset = BAND_ON_2_4G;
109         rtlpriv->rtlhal.macphymode = SINGLEMAC_SINGLEPHY;
110
111         rtlpci->receive_config = (RCR_APPFCS |
112                                   RCR_APP_MIC |
113                                   RCR_APP_ICV |
114                                   RCR_APP_PHYST_RXFF |
115                                   RCR_HTC_LOC_CTRL |
116                                   RCR_AMF |
117                                   RCR_ACF |
118                                   RCR_ADF |
119                                   RCR_AICV |
120                                   RCR_AB |
121                                   RCR_AM |
122                                   RCR_APM |
123                                   0);
124
125         rtlpci->irq_mask[0] =
126             (u32) (PHIMR_ROK |
127                    PHIMR_RDU |
128                    PHIMR_VODOK |
129                    PHIMR_VIDOK |
130                    PHIMR_BEDOK |
131                    PHIMR_BKDOK |
132                    PHIMR_MGNTDOK |
133                    PHIMR_HIGHDOK |
134                    PHIMR_C2HCMD |
135                    PHIMR_HISRE_IND |
136                    PHIMR_TSF_BIT32_TOGGLE |
137                    PHIMR_TXBCNOK |
138                    PHIMR_PSTIMEOUT |
139                    0);
140
141         rtlpci->irq_mask[1] = (u32)(PHIMR_RXFOVW | 0);
142
143         /* for debug level */
144         rtlpriv->dbg.global_debuglevel = rtlpriv->cfg->mod_params->debug;
145         /* for LPS & IPS */
146         rtlpriv->psc.inactiveps = rtlpriv->cfg->mod_params->inactiveps;
147         rtlpriv->psc.swctrl_lps = rtlpriv->cfg->mod_params->swctrl_lps;
148         rtlpriv->psc.fwctrl_lps = rtlpriv->cfg->mod_params->fwctrl_lps;
149         rtlpriv->psc.reg_fwctrl_lps = 3;
150         rtlpriv->psc.reg_max_lps_awakeintvl = 5;
151         /* for ASPM, you can close aspm through
152          * set const_support_pciaspm = 0
153          */
154         rtl8723ae_init_aspm_vars(hw);
155
156         if (rtlpriv->psc.reg_fwctrl_lps == 1)
157                 rtlpriv->psc.fwctrl_psmode = FW_PS_MIN_MODE;
158         else if (rtlpriv->psc.reg_fwctrl_lps == 2)
159                 rtlpriv->psc.fwctrl_psmode = FW_PS_MAX_MODE;
160         else if (rtlpriv->psc.reg_fwctrl_lps == 3)
161                 rtlpriv->psc.fwctrl_psmode = FW_PS_DTIM_MODE;
162
163         /* for firmware buf */
164         rtlpriv->rtlhal.pfirmware = vmalloc(0x6000);
165         if (!rtlpriv->rtlhal.pfirmware) {
166                 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
167                          "Can't alloc buffer for fw.\n");
168                 return 1;
169         }
170
171         if (IS_VENDOR_8723_A_CUT(rtlhal->version))
172                 rtlpriv->cfg->fw_name = "/*(DEBLOBBED)*/";
173         else if (IS_81xxC_VENDOR_UMC_B_CUT(rtlhal->version))
174                 rtlpriv->cfg->fw_name = "/*(DEBLOBBED)*/";
175
176         rtlpriv->max_fw_size = 0x6000;
177         pr_info("Using firmware %s\n", rtlpriv->cfg->fw_name);
178         err = reject_firmware_nowait(THIS_MODULE, 1, rtlpriv->cfg->fw_name,
179                                       rtlpriv->io.dev, GFP_KERNEL, hw,
180                                       rtl_fw_cb);
181         if (err) {
182                 RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG,
183                          "Failed to request firmware!\n");
184                 return 1;
185         }
186         return 0;
187 }
188
189 void rtl8723ae_deinit_sw_vars(struct ieee80211_hw *hw)
190 {
191         struct rtl_priv *rtlpriv = rtl_priv(hw);
192
193         if (rtlpriv->rtlhal.pfirmware) {
194                 vfree(rtlpriv->rtlhal.pfirmware);
195                 rtlpriv->rtlhal.pfirmware = NULL;
196         }
197 }
198
199 static bool is_fw_header(struct rtl92c_firmware_header *hdr)
200 {
201         return (hdr->signature & 0xfff0) == 0x2300;
202 }
203
204 static struct rtl_hal_ops rtl8723ae_hal_ops = {
205         .init_sw_vars = rtl8723ae_init_sw_vars,
206         .deinit_sw_vars = rtl8723ae_deinit_sw_vars,
207         .read_eeprom_info = rtl8723ae_read_eeprom_info,
208         .interrupt_recognized = rtl8723ae_interrupt_recognized,
209         .hw_init = rtl8723ae_hw_init,
210         .hw_disable = rtl8723ae_card_disable,
211         .hw_suspend = rtl8723ae_suspend,
212         .hw_resume = rtl8723ae_resume,
213         .enable_interrupt = rtl8723ae_enable_interrupt,
214         .disable_interrupt = rtl8723ae_disable_interrupt,
215         .set_network_type = rtl8723ae_set_network_type,
216         .set_chk_bssid = rtl8723ae_set_check_bssid,
217         .set_qos = rtl8723ae_set_qos,
218         .set_bcn_reg = rtl8723ae_set_beacon_related_registers,
219         .set_bcn_intv = rtl8723ae_set_beacon_interval,
220         .update_interrupt_mask = rtl8723ae_update_interrupt_mask,
221         .get_hw_reg = rtl8723ae_get_hw_reg,
222         .set_hw_reg = rtl8723ae_set_hw_reg,
223         .update_rate_tbl = rtl8723ae_update_hal_rate_tbl,
224         .fill_tx_desc = rtl8723ae_tx_fill_desc,
225         .fill_tx_cmddesc = rtl8723ae_tx_fill_cmddesc,
226         .query_rx_desc = rtl8723ae_rx_query_desc,
227         .set_channel_access = rtl8723ae_update_channel_access_setting,
228         .radio_onoff_checking = rtl8723ae_gpio_radio_on_off_checking,
229         .set_bw_mode = rtl8723ae_phy_set_bw_mode,
230         .switch_channel = rtl8723ae_phy_sw_chnl,
231         .dm_watchdog = rtl8723ae_dm_watchdog,
232         .scan_operation_backup = rtl_phy_scan_operation_backup,
233         .set_rf_power_state = rtl8723ae_phy_set_rf_power_state,
234         .led_control = rtl8723ae_led_control,
235         .set_desc = rtl8723ae_set_desc,
236         .get_desc = rtl8723ae_get_desc,
237         .tx_polling = rtl8723ae_tx_polling,
238         .enable_hw_sec = rtl8723ae_enable_hw_security_config,
239         .set_key = rtl8723ae_set_key,
240         .init_sw_leds = rtl8723ae_init_sw_leds,
241         .get_bbreg = rtl8723_phy_query_bb_reg,
242         .set_bbreg = rtl8723_phy_set_bb_reg,
243         .get_rfreg = rtl8723ae_phy_query_rf_reg,
244         .set_rfreg = rtl8723ae_phy_set_rf_reg,
245         .c2h_command_handle = rtl_8723e_c2h_command_handle,
246         .bt_wifi_media_status_notify = rtl_8723e_bt_wifi_media_status_notify,
247         .bt_coex_off_before_lps = rtl8723ae_bt_coex_off_before_lps,
248         .is_fw_header = is_fw_header,
249 };
250
251 static struct rtl_mod_params rtl8723ae_mod_params = {
252         .sw_crypto = false,
253         .inactiveps = true,
254         .swctrl_lps = false,
255         .fwctrl_lps = true,
256         .debug = DBG_EMERG,
257 };
258
259 static struct rtl_hal_cfg rtl8723ae_hal_cfg = {
260         .bar_id = 2,
261         .write_readback = true,
262         .name = "rtl8723ae_pci",
263         .fw_name = "/*(DEBLOBBED)*/",
264         .ops = &rtl8723ae_hal_ops,
265         .mod_params = &rtl8723ae_mod_params,
266         .maps[SYS_ISO_CTRL] = REG_SYS_ISO_CTRL,
267         .maps[SYS_FUNC_EN] = REG_SYS_FUNC_EN,
268         .maps[SYS_CLK] = REG_SYS_CLKR,
269         .maps[MAC_RCR_AM] = AM,
270         .maps[MAC_RCR_AB] = AB,
271         .maps[MAC_RCR_ACRC32] = ACRC32,
272         .maps[MAC_RCR_ACF] = ACF,
273         .maps[MAC_RCR_AAP] = AAP,
274         .maps[EFUSE_TEST] = REG_EFUSE_TEST,
275         .maps[EFUSE_CTRL] = REG_EFUSE_CTRL,
276         .maps[EFUSE_CLK] = 0,
277         .maps[EFUSE_CLK_CTRL] = REG_EFUSE_CTRL,
278         .maps[EFUSE_PWC_EV12V] = PWC_EV12V,
279         .maps[EFUSE_FEN_ELDR] = FEN_ELDR,
280         .maps[EFUSE_LOADER_CLK_EN] = LOADER_CLK_EN,
281         .maps[EFUSE_ANA8M] = ANA8M,
282         .maps[EFUSE_HWSET_MAX_SIZE] = HWSET_MAX_SIZE,
283         .maps[EFUSE_MAX_SECTION_MAP] = EFUSE_MAX_SECTION,
284         .maps[EFUSE_REAL_CONTENT_SIZE] = EFUSE_REAL_CONTENT_LEN,
285         .maps[EFUSE_OOB_PROTECT_BYTES_LEN] = EFUSE_OOB_PROTECT_BYTES,
286
287         .maps[RWCAM] = REG_CAMCMD,
288         .maps[WCAMI] = REG_CAMWRITE,
289         .maps[RCAMO] = REG_CAMREAD,
290         .maps[CAMDBG] = REG_CAMDBG,
291         .maps[SECR] = REG_SECCFG,
292         .maps[SEC_CAM_NONE] = CAM_NONE,
293         .maps[SEC_CAM_WEP40] = CAM_WEP40,
294         .maps[SEC_CAM_TKIP] = CAM_TKIP,
295         .maps[SEC_CAM_AES] = CAM_AES,
296         .maps[SEC_CAM_WEP104] = CAM_WEP104,
297
298         .maps[RTL_IMR_BCNDMAINT6] = IMR_BCNDMAINT6,
299         .maps[RTL_IMR_BCNDMAINT5] = IMR_BCNDMAINT5,
300         .maps[RTL_IMR_BCNDMAINT4] = IMR_BCNDMAINT4,
301         .maps[RTL_IMR_BCNDMAINT3] = IMR_BCNDMAINT3,
302         .maps[RTL_IMR_BCNDMAINT2] = IMR_BCNDMAINT2,
303         .maps[RTL_IMR_BCNDMAINT1] = IMR_BCNDMAINT1,
304         .maps[RTL_IMR_BCNDOK8] = IMR_BCNDOK8,
305         .maps[RTL_IMR_BCNDOK7] = IMR_BCNDOK7,
306         .maps[RTL_IMR_BCNDOK6] = IMR_BCNDOK6,
307         .maps[RTL_IMR_BCNDOK5] = IMR_BCNDOK5,
308         .maps[RTL_IMR_BCNDOK4] = IMR_BCNDOK4,
309         .maps[RTL_IMR_BCNDOK3] = IMR_BCNDOK3,
310         .maps[RTL_IMR_BCNDOK2] = IMR_BCNDOK2,
311         .maps[RTL_IMR_BCNDOK1] = IMR_BCNDOK1,
312         .maps[RTL_IMR_TIMEOUT2] = IMR_TIMEOUT2,
313         .maps[RTL_IMR_TIMEOUT1] = IMR_TIMEOUT1,
314
315         .maps[RTL_IMR_TXFOVW] = PHIMR_TXFOVW,
316         .maps[RTL_IMR_PSTIMEOUT] = PHIMR_PSTIMEOUT,
317         .maps[RTL_IMR_BCNINT] = PHIMR_BCNDMAINT0,
318         .maps[RTL_IMR_RXFOVW] = PHIMR_RXFOVW,
319         .maps[RTL_IMR_RDU] = PHIMR_RDU,
320         .maps[RTL_IMR_ATIMEND] = PHIMR_ATIMEND_E,
321         .maps[RTL_IMR_BDOK] = PHIMR_BCNDOK0,
322         .maps[RTL_IMR_MGNTDOK] = PHIMR_MGNTDOK,
323         .maps[RTL_IMR_TBDER] = PHIMR_TXBCNERR,
324         .maps[RTL_IMR_HIGHDOK] = PHIMR_HIGHDOK,
325         .maps[RTL_IMR_TBDOK] = PHIMR_TXBCNOK,
326         .maps[RTL_IMR_BKDOK] = PHIMR_BKDOK,
327         .maps[RTL_IMR_BEDOK] = PHIMR_BEDOK,
328         .maps[RTL_IMR_VIDOK] = PHIMR_VIDOK,
329         .maps[RTL_IMR_VODOK] = PHIMR_VODOK,
330         .maps[RTL_IMR_ROK] = PHIMR_ROK,
331         .maps[RTL_IBSS_INT_MASKS] = (PHIMR_BCNDMAINT0 |
332                                      PHIMR_TXBCNOK | PHIMR_TXBCNERR),
333         .maps[RTL_IMR_C2HCMD] = PHIMR_C2HCMD,
334
335
336         .maps[RTL_RC_CCK_RATE1M] = DESC92_RATE1M,
337         .maps[RTL_RC_CCK_RATE2M] = DESC92_RATE2M,
338         .maps[RTL_RC_CCK_RATE5_5M] = DESC92_RATE5_5M,
339         .maps[RTL_RC_CCK_RATE11M] = DESC92_RATE11M,
340         .maps[RTL_RC_OFDM_RATE6M] = DESC92_RATE6M,
341         .maps[RTL_RC_OFDM_RATE9M] = DESC92_RATE9M,
342         .maps[RTL_RC_OFDM_RATE12M] = DESC92_RATE12M,
343         .maps[RTL_RC_OFDM_RATE18M] = DESC92_RATE18M,
344         .maps[RTL_RC_OFDM_RATE24M] = DESC92_RATE24M,
345         .maps[RTL_RC_OFDM_RATE36M] = DESC92_RATE36M,
346         .maps[RTL_RC_OFDM_RATE48M] = DESC92_RATE48M,
347         .maps[RTL_RC_OFDM_RATE54M] = DESC92_RATE54M,
348
349         .maps[RTL_RC_HT_RATEMCS7] = DESC92_RATEMCS7,
350         .maps[RTL_RC_HT_RATEMCS15] = DESC92_RATEMCS15,
351 };
352
353 static struct pci_device_id rtl8723ae_pci_ids[] = {
354         {RTL_PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8723, rtl8723ae_hal_cfg)},
355         {},
356 };
357
358 MODULE_DEVICE_TABLE(pci, rtl8723ae_pci_ids);
359
360 MODULE_AUTHOR("lizhaoming       <chaoming_li@realsil.com.cn>");
361 MODULE_AUTHOR("Realtek WlanFAE  <wlanfae@realtek.com>");
362 MODULE_AUTHOR("Larry Finger     <Larry.Finger@lwfinger.net>");
363 MODULE_LICENSE("GPL");
364 MODULE_DESCRIPTION("Realtek 8723E 802.11n PCI wireless");
365 /*(DEBLOBBED)*/
366
367 module_param_named(swenc, rtl8723ae_mod_params.sw_crypto, bool, 0444);
368 module_param_named(debug, rtl8723ae_mod_params.debug, int, 0444);
369 module_param_named(ips, rtl8723ae_mod_params.inactiveps, bool, 0444);
370 module_param_named(swlps, rtl8723ae_mod_params.swctrl_lps, bool, 0444);
371 module_param_named(fwlps, rtl8723ae_mod_params.fwctrl_lps, bool, 0444);
372 MODULE_PARM_DESC(swenc, "Set to 1 for software crypto (default 0)\n");
373 MODULE_PARM_DESC(ips, "Set to 0 to not use link power save (default 1)\n");
374 MODULE_PARM_DESC(swlps, "Set to 1 to use SW control power save (default 0)\n");
375 MODULE_PARM_DESC(fwlps, "Set to 1 to use FW control power save (default 1)\n");
376 MODULE_PARM_DESC(debug, "Set debug level (0-5) (default 0)");
377
378 static SIMPLE_DEV_PM_OPS(rtlwifi_pm_ops, rtl_pci_suspend, rtl_pci_resume);
379
380 static struct pci_driver rtl8723ae_driver = {
381         .name = KBUILD_MODNAME,
382         .id_table = rtl8723ae_pci_ids,
383         .probe = rtl_pci_probe,
384         .remove = rtl_pci_disconnect,
385         .driver.pm = &rtlwifi_pm_ops,
386 };
387
388 module_pci_driver(rtl8723ae_driver);