1305100Scy// SPDX-License-Identifier: GPL-2.0-only
2305100Scy/*
3305100Scy * RTL8XXXU mac80211 USB driver - 8723a specific subdriver
4305100Scy *
5305100Scy * Copyright (c) 2014 - 2017 Jes Sorensen <Jes.Sorensen@gmail.com>
6305100Scy *
7305100Scy * Portions, notably calibration code:
8305100Scy * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
9305100Scy *
10305100Scy * This driver was written as a replacement for the vendor provided
11305100Scy * rtl8723au driver. As the Realtek 8xxx chips are very similar in
12305100Scy * their programming interface, I have started adding support for
13305100Scy * additional 8xxx chips like the 8192cu, 8188cus, etc.
14305100Scy */
15305100Scy
16305100Scy#include "regs.h"
17305100Scy#include "rtl8xxxu.h"
18305100Scy
19305100Scystatic struct rtl8xxxu_power_base rtl8723a_power_base = {
20305100Scy	.reg_0e00 = 0x0a0c0c0c,
21305100Scy	.reg_0e04 = 0x02040608,
22305100Scy	.reg_0e08 = 0x00000000,
23305100Scy	.reg_086c = 0x00000000,
24305100Scy
25305100Scy	.reg_0e10 = 0x0a0c0d0e,
26305100Scy	.reg_0e14 = 0x02040608,
27305100Scy	.reg_0e18 = 0x0a0c0d0e,
28305100Scy	.reg_0e1c = 0x02040608,
29305100Scy
30305100Scy	.reg_0830 = 0x0a0c0c0c,
31305100Scy	.reg_0834 = 0x02040608,
32305100Scy	.reg_0838 = 0x00000000,
33305100Scy	.reg_086c_2 = 0x00000000,
34305100Scy
35305100Scy	.reg_083c = 0x0a0c0d0e,
36305100Scy	.reg_0848 = 0x02040608,
37305100Scy	.reg_084c = 0x0a0c0d0e,
38305100Scy	.reg_0868 = 0x02040608,
39305100Scy};
40305100Scy
41305100Scystatic const struct rtl8xxxu_reg8val rtl8723au_mac_init_table[] = {
42305100Scy	{0x420, 0x80}, {0x423, 0x00}, {0x430, 0x00}, {0x431, 0x00},
43305100Scy	{0x432, 0x00}, {0x433, 0x01}, {0x434, 0x04}, {0x435, 0x05},
44305100Scy	{0x436, 0x06}, {0x437, 0x07}, {0x438, 0x00}, {0x439, 0x00},
45305100Scy	{0x43a, 0x00}, {0x43b, 0x01}, {0x43c, 0x04}, {0x43d, 0x05},
46305100Scy	{0x43e, 0x06}, {0x43f, 0x07}, {0x440, 0x5d}, {0x441, 0x01},
47305100Scy	{0x442, 0x00}, {0x444, 0x15}, {0x445, 0xf0}, {0x446, 0x0f},
48305100Scy	{0x447, 0x00}, {0x458, 0x41}, {0x459, 0xa8}, {0x45a, 0x72},
49305100Scy	{0x45b, 0xb9}, {0x460, 0x66}, {0x461, 0x66}, {0x462, 0x08},
50305100Scy	{0x463, 0x03}, {0x4c8, 0xff}, {0x4c9, 0x08}, {0x4cc, 0xff},
51305100Scy	{0x4cd, 0xff}, {0x4ce, 0x01}, {0x500, 0x26}, {0x501, 0xa2},
52305100Scy	{0x502, 0x2f}, {0x503, 0x00}, {0x504, 0x28}, {0x505, 0xa3},
53305100Scy	{0x506, 0x5e}, {0x507, 0x00}, {0x508, 0x2b}, {0x509, 0xa4},
54305100Scy	{0x50a, 0x5e}, {0x50b, 0x00}, {0x50c, 0x4f}, {0x50d, 0xa4},
55305100Scy	{0x50e, 0x00}, {0x50f, 0x00}, {0x512, 0x1c}, {0x514, 0x0a},
56305100Scy	{0x515, 0x10}, {0x516, 0x0a}, {0x517, 0x10}, {0x51a, 0x16},
57305100Scy	{0x524, 0x0f}, {0x525, 0x4f}, {0x546, 0x40}, {0x547, 0x00},
58305100Scy	{0x550, 0x10}, {0x551, 0x10}, {0x559, 0x02}, {0x55a, 0x02},
59305100Scy	{0x55d, 0xff}, {0x605, 0x30}, {0x608, 0x0e}, {0x609, 0x2a},
60305100Scy	{0x652, 0x20}, {0x63c, 0x0a}, {0x63d, 0x0a}, {0x63e, 0x0e},
61305100Scy	{0x63f, 0x0e}, {0x66e, 0x05}, {0x700, 0x21}, {0x701, 0x43},
62305100Scy	{0x702, 0x65}, {0x703, 0x87}, {0x708, 0x21}, {0x709, 0x43},
63305100Scy	{0x70a, 0x65}, {0x70b, 0x87}, {0xffff, 0xff},
64305100Scy};
65305100Scy
66305100Scystatic const struct rtl8xxxu_rfregval rtl8723au_radioa_1t_init_table[] = {
67305100Scy	{0x00, 0x00030159}, {0x01, 0x00031284},
68305100Scy	{0x02, 0x00098000}, {0x03, 0x00039c63},
69305100Scy	{0x04, 0x000210e7}, {0x09, 0x0002044f},
70305100Scy	{0x0a, 0x0001a3f1}, {0x0b, 0x00014787},
71305100Scy	{0x0c, 0x000896fe}, {0x0d, 0x0000e02c},
72305100Scy	{0x0e, 0x00039ce7}, {0x0f, 0x00000451},
73305100Scy	{0x19, 0x00000000}, {0x1a, 0x00030355},
74305100Scy	{0x1b, 0x00060a00}, {0x1c, 0x000fc378},
75305100Scy	{0x1d, 0x000a1250}, {0x1e, 0x0000024f},
76305100Scy	{0x1f, 0x00000000}, {0x20, 0x0000b614},
77305100Scy	{0x21, 0x0006c000}, {0x22, 0x00000000},
78305100Scy	{0x23, 0x00001558}, {0x24, 0x00000060},
79305100Scy	{0x25, 0x00000483}, {0x26, 0x0004f000},
80305100Scy	{0x27, 0x000ec7d9}, {0x28, 0x00057730},
81305100Scy	{0x29, 0x00004783}, {0x2a, 0x00000001},
82305100Scy	{0x2b, 0x00021334}, {0x2a, 0x00000000},
83305100Scy	{0x2b, 0x00000054}, {0x2a, 0x00000001},
84305100Scy	{0x2b, 0x00000808}, {0x2b, 0x00053333},
85305100Scy	{0x2c, 0x0000000c}, {0x2a, 0x00000002},
86305100Scy	{0x2b, 0x00000808}, {0x2b, 0x0005b333},
87305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x00000003},
88305100Scy	{0x2b, 0x00000808}, {0x2b, 0x00063333},
89305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x00000004},
90305100Scy	{0x2b, 0x00000808}, {0x2b, 0x0006b333},
91305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x00000005},
92305100Scy	{0x2b, 0x00000808}, {0x2b, 0x00073333},
93305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x00000006},
94305100Scy	{0x2b, 0x00000709}, {0x2b, 0x0005b333},
95305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x00000007},
96305100Scy	{0x2b, 0x00000709}, {0x2b, 0x00063333},
97305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x00000008},
98305100Scy	{0x2b, 0x0000060a}, {0x2b, 0x0004b333},
99305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x00000009},
100305100Scy	{0x2b, 0x0000060a}, {0x2b, 0x00053333},
101305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x0000000a},
102305100Scy	{0x2b, 0x0000060a}, {0x2b, 0x0005b333},
103305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x0000000b},
104305100Scy	{0x2b, 0x0000060a}, {0x2b, 0x00063333},
105305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x0000000c},
106305100Scy	{0x2b, 0x0000060a}, {0x2b, 0x0006b333},
107305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x0000000d},
108305100Scy	{0x2b, 0x0000060a}, {0x2b, 0x00073333},
109305100Scy	{0x2c, 0x0000000d}, {0x2a, 0x0000000e},
110305100Scy	{0x2b, 0x0000050b}, {0x2b, 0x00066666},
111305100Scy	{0x2c, 0x0000001a}, {0x2a, 0x000e0000},
112305100Scy	{0x10, 0x0004000f}, {0x11, 0x000e31fc},
113305100Scy	{0x10, 0x0006000f}, {0x11, 0x000ff9f8},
114305100Scy	{0x10, 0x0002000f}, {0x11, 0x000203f9},
115305100Scy	{0x10, 0x0003000f}, {0x11, 0x000ff500},
116305100Scy	{0x10, 0x00000000}, {0x11, 0x00000000},
117305100Scy	{0x10, 0x0008000f}, {0x11, 0x0003f100},
118305100Scy	{0x10, 0x0009000f}, {0x11, 0x00023100},
119305100Scy	{0x12, 0x00032000}, {0x12, 0x00071000},
120305100Scy	{0x12, 0x000b0000}, {0x12, 0x000fc000},
121305100Scy	{0x13, 0x000287b3}, {0x13, 0x000244b7},
122305100Scy	{0x13, 0x000204ab}, {0x13, 0x0001c49f},
123305100Scy	{0x13, 0x00018493}, {0x13, 0x0001429b},
124305100Scy	{0x13, 0x00010299}, {0x13, 0x0000c29c},
125305100Scy	{0x13, 0x000081a0}, {0x13, 0x000040ac},
126305100Scy	{0x13, 0x00000020}, {0x14, 0x0001944c},
127305100Scy	{0x14, 0x00059444}, {0x14, 0x0009944c},
128305100Scy	{0x14, 0x000d9444}, {0x15, 0x0000f474},
129305100Scy	{0x15, 0x0004f477}, {0x15, 0x0008f455},
130305100Scy	{0x15, 0x000cf455}, {0x16, 0x00000339},
131305100Scy	{0x16, 0x00040339}, {0x16, 0x00080339},
132305100Scy	{0x16, 0x000c0366}, {0x00, 0x00010159},
133305100Scy	{0x18, 0x0000f401}, {0xfe, 0x00000000},
134305100Scy	{0xfe, 0x00000000}, {0x1f, 0x00000003},
135305100Scy	{0xfe, 0x00000000}, {0xfe, 0x00000000},
136305100Scy	{0x1e, 0x00000247}, {0x1f, 0x00000000},
137305100Scy	{0x00, 0x00030159},
138305100Scy	{0xff, 0xffffffff}
139305100Scy};
140305100Scy
141305100Scystatic int rtl8723au_identify_chip(struct rtl8xxxu_priv *priv)
142305100Scy{
143305100Scy	struct device *dev = &priv->udev->dev;
144305100Scy	u32 val32, sys_cfg, vendor;
145305100Scy	int ret = 0;
146305100Scy
147305100Scy	sys_cfg = rtl8xxxu_read32(priv, REG_SYS_CFG);
148305100Scy	priv->chip_cut = u32_get_bits(sys_cfg, SYS_CFG_CHIP_VERSION_MASK);
149305100Scy	if (sys_cfg & SYS_CFG_TRP_VAUX_EN) {
150305100Scy		dev_info(dev, "Unsupported test chip\n");
151305100Scy		ret = -ENOTSUPP;
152305100Scy		goto out;
153305100Scy	}
154305100Scy
155305100Scy	strscpy(priv->chip_name, "8723AU", sizeof(priv->chip_name));
156305100Scy	priv->usb_interrupts = 1;
157305100Scy	priv->rtl_chip = RTL8723A;
158305100Scy
159305100Scy	priv->rf_paths = 1;
160305100Scy	priv->rx_paths = 1;
161305100Scy	priv->tx_paths = 1;
162305100Scy
163305100Scy	val32 = rtl8xxxu_read32(priv, REG_MULTI_FUNC_CTRL);
164305100Scy	if (val32 & MULTI_WIFI_FUNC_EN)
165305100Scy		priv->has_wifi = 1;
166305100Scy	if (val32 & MULTI_BT_FUNC_EN)
167305100Scy		priv->has_bluetooth = 1;
168305100Scy	if (val32 & MULTI_GPS_FUNC_EN)
169305100Scy		priv->has_gps = 1;
170305100Scy	priv->is_multi_func = 1;
171305100Scy
172305100Scy	vendor = sys_cfg & SYS_CFG_VENDOR_ID;
173305100Scy	rtl8xxxu_identify_vendor_1bit(priv, vendor);
174305100Scy
175305100Scy	val32 = rtl8xxxu_read32(priv, REG_GPIO_OUTSTS);
176305100Scy	priv->rom_rev = u32_get_bits(val32, GPIO_RF_RL_ID);
177305100Scy
178305100Scy	rtl8xxxu_config_endpoints_sie(priv);
179305100Scy
180305100Scy	/*
181305100Scy	 * Fallback for devices that do not provide REG_NORMAL_SIE_EP_TX
182305100Scy	 */
183305100Scy	if (!priv->ep_tx_count)
184305100Scy		ret = rtl8xxxu_config_endpoints_no_sie(priv);
185305100Scy
186305100Scyout:
187305100Scy	return ret;
188305100Scy}
189305100Scy
190305100Scystatic int rtl8723au_parse_efuse(struct rtl8xxxu_priv *priv)
191305100Scy{
192305100Scy	struct rtl8723au_efuse *efuse = &priv->efuse_wifi.efuse8723;
193305100Scy
194305100Scy	if (efuse->rtl_id != cpu_to_le16(0x8129))
195305100Scy		return -EINVAL;
196305100Scy
197305100Scy	ether_addr_copy(priv->mac_addr, efuse->mac_addr);
198305100Scy
199305100Scy	memcpy(priv->cck_tx_power_index_A,
200305100Scy	       efuse->cck_tx_power_index_A,
201305100Scy	       sizeof(efuse->cck_tx_power_index_A));
202305100Scy	memcpy(priv->cck_tx_power_index_B,
203305100Scy	       efuse->cck_tx_power_index_B,
204305100Scy	       sizeof(efuse->cck_tx_power_index_B));
205305100Scy
206305100Scy	memcpy(priv->ht40_1s_tx_power_index_A,
207305100Scy	       efuse->ht40_1s_tx_power_index_A,
208305100Scy	       sizeof(efuse->ht40_1s_tx_power_index_A));
209305100Scy	memcpy(priv->ht40_1s_tx_power_index_B,
210305100Scy	       efuse->ht40_1s_tx_power_index_B,
211305100Scy	       sizeof(efuse->ht40_1s_tx_power_index_B));
212305100Scy
213305100Scy	memcpy(priv->ht20_tx_power_index_diff,
214305100Scy	       efuse->ht20_tx_power_index_diff,
215305100Scy	       sizeof(efuse->ht20_tx_power_index_diff));
216305100Scy	memcpy(priv->ofdm_tx_power_index_diff,
217305100Scy	       efuse->ofdm_tx_power_index_diff,
218305100Scy	       sizeof(efuse->ofdm_tx_power_index_diff));
219305100Scy
220305100Scy	memcpy(priv->ht40_max_power_offset,
221305100Scy	       efuse->ht40_max_power_offset,
222305100Scy	       sizeof(efuse->ht40_max_power_offset));
223305100Scy	memcpy(priv->ht20_max_power_offset,
224305100Scy	       efuse->ht20_max_power_offset,
225305100Scy	       sizeof(efuse->ht20_max_power_offset));
226305100Scy
227305100Scy	if (priv->efuse_wifi.efuse8723.version >= 0x01)
228305100Scy		priv->default_crystal_cap = priv->efuse_wifi.efuse8723.xtal_k & 0x3f;
229305100Scy	else
230305100Scy		priv->fops->set_crystal_cap = NULL;
231305100Scy
232305100Scy	priv->power_base = &rtl8723a_power_base;
233305100Scy
234305100Scy	return 0;
235305100Scy}
236305100Scy
237305100Scystatic int rtl8723au_load_firmware(struct rtl8xxxu_priv *priv)
238305100Scy{
239305100Scy	const char *fw_name;
240305100Scy	int ret;
241305100Scy
242305100Scy	switch (priv->chip_cut) {
243305100Scy	case 0:
244305100Scy		fw_name = "rtlwifi/rtl8723aufw_A.bin";
245305100Scy		break;
246305100Scy	case 1:
247305100Scy		if (priv->enable_bluetooth)
248305100Scy			fw_name = "rtlwifi/rtl8723aufw_B.bin";
249305100Scy		else
250305100Scy			fw_name = "rtlwifi/rtl8723aufw_B_NoBT.bin";
251305100Scy
252305100Scy		break;
253305100Scy	default:
254305100Scy		return -EINVAL;
255305100Scy	}
256305100Scy
257305100Scy	ret = rtl8xxxu_load_firmware(priv, fw_name);
258305100Scy	return ret;
259305100Scy}
260305100Scy
261305100Scystatic int rtl8723au_init_phy_rf(struct rtl8xxxu_priv *priv)
262305100Scy{
263305100Scy	int ret;
264305100Scy
265305100Scy	ret = rtl8xxxu_init_phy_rf(priv, rtl8723au_radioa_1t_init_table, RF_A);
266305100Scy
267305100Scy	/* Reduce 80M spur */
268305100Scy	rtl8xxxu_write32(priv, REG_AFE_XTAL_CTRL, 0x0381808d);
269305100Scy	rtl8xxxu_write32(priv, REG_AFE_PLL_CTRL, 0xf0ffff83);
270305100Scy	rtl8xxxu_write32(priv, REG_AFE_PLL_CTRL, 0xf0ffff82);
271305100Scy	rtl8xxxu_write32(priv, REG_AFE_PLL_CTRL, 0xf0ffff83);
272305100Scy
273305100Scy	return ret;
274305100Scy}
275305100Scy
276305100Scystatic int rtl8723a_emu_to_active(struct rtl8xxxu_priv *priv)
277305100Scy{
278305100Scy	u8 val8;
279305100Scy	u32 val32;
280305100Scy	int count, ret = 0;
281305100Scy
282305100Scy	/* 0x20[0] = 1 enable LDOA12 MACRO block for all interface*/
283305100Scy	val8 = rtl8xxxu_read8(priv, REG_LDOA15_CTRL);
284305100Scy	val8 |= LDOA15_ENABLE;
285305100Scy	rtl8xxxu_write8(priv, REG_LDOA15_CTRL, val8);
286305100Scy
287305100Scy	/* 0x67[0] = 0 to disable BT_GPS_SEL pins*/
288305100Scy	val8 = rtl8xxxu_read8(priv, 0x0067);
289305100Scy	val8 &= ~BIT(4);
290305100Scy	rtl8xxxu_write8(priv, 0x0067, val8);
291305100Scy
292305100Scy	mdelay(1);
293305100Scy
294305100Scy	/* 0x00[5] = 0 release analog Ips to digital, 1:isolation */
295305100Scy	val8 = rtl8xxxu_read8(priv, REG_SYS_ISO_CTRL);
296305100Scy	val8 &= ~SYS_ISO_ANALOG_IPS;
297305100Scy	rtl8xxxu_write8(priv, REG_SYS_ISO_CTRL, val8);
298305100Scy
299305100Scy	/* disable SW LPS 0x04[10]= 0 */
300305100Scy	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
301305100Scy	val8 &= ~BIT(2);
302305100Scy	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
303305100Scy
304305100Scy	/* wait till 0x04[17] = 1 power ready*/
305305100Scy	for (count = RTL8XXXU_MAX_REG_POLL; count; count--) {
306305100Scy		val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO);
307305100Scy		if (val32 & BIT(17))
308305100Scy			break;
309305100Scy
310305100Scy		udelay(10);
311305100Scy	}
312305100Scy
313305100Scy	if (!count) {
314305100Scy		ret = -EBUSY;
315305100Scy		goto exit;
316305100Scy	}
317305100Scy
318305100Scy	/* We should be able to optimize the following three entries into one */
319305100Scy
320305100Scy	/* release WLON reset 0x04[16]= 1*/
321305100Scy	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 2);
322305100Scy	val8 |= BIT(0);
323305100Scy	rtl8xxxu_write8(priv, REG_APS_FSMCO + 2, val8);
324305100Scy
325305100Scy	/* disable HWPDN 0x04[15]= 0*/
326305100Scy	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
327305100Scy	val8 &= ~BIT(7);
328305100Scy	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
329305100Scy
330305100Scy	/* disable WL suspend*/
331305100Scy	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 1);
332305100Scy	val8 &= ~(BIT(3) | BIT(4));
333305100Scy	rtl8xxxu_write8(priv, REG_APS_FSMCO + 1, val8);
334305100Scy
335305100Scy	/* set, then poll until 0 */
336305100Scy	val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO);
337305100Scy	val32 |= APS_FSMCO_MAC_ENABLE;
338305100Scy	rtl8xxxu_write32(priv, REG_APS_FSMCO, val32);
339305100Scy
340305100Scy	for (count = RTL8XXXU_MAX_REG_POLL; count; count--) {
341305100Scy		val32 = rtl8xxxu_read32(priv, REG_APS_FSMCO);
342305100Scy		if ((val32 & APS_FSMCO_MAC_ENABLE) == 0) {
343305100Scy			ret = 0;
344305100Scy			break;
345305100Scy		}
346305100Scy		udelay(10);
347305100Scy	}
348305100Scy
349305100Scy	if (!count) {
350305100Scy		ret = -EBUSY;
351305100Scy		goto exit;
352305100Scy	}
353305100Scy
354305100Scy	/* 0x4C[23] = 0x4E[7] = 1, switch DPDT_SEL_P output from WL BB */
355305100Scy	/*
356305100Scy	 * Note: Vendor driver actually clears this bit, despite the
357305100Scy	 * documentation claims it's being set!
358305100Scy	 */
359305100Scy	val8 = rtl8xxxu_read8(priv, REG_LEDCFG2);
360305100Scy	val8 |= LEDCFG2_DPDT_SELECT;
361305100Scy	val8 &= ~LEDCFG2_DPDT_SELECT;
362305100Scy	rtl8xxxu_write8(priv, REG_LEDCFG2, val8);
363305100Scy
364305100Scyexit:
365305100Scy	return ret;
366305100Scy}
367305100Scy
368305100Scystatic int rtl8723au_power_on(struct rtl8xxxu_priv *priv)
369305100Scy{
370305100Scy	u8 val8;
371305100Scy	u16 val16;
372305100Scy	u32 val32;
373305100Scy	int ret;
374305100Scy
375305100Scy	/*
376305100Scy	 * RSV_CTRL 0x001C[7:0] = 0x00, unlock ISO/CLK/Power control register
377305100Scy	 */
378305100Scy	rtl8xxxu_write8(priv, REG_RSV_CTRL, 0x0);
379305100Scy
380305100Scy	rtl8xxxu_disabled_to_emu(priv);
381305100Scy
382305100Scy	ret = rtl8723a_emu_to_active(priv);
383305100Scy	if (ret)
384305100Scy		goto exit;
385305100Scy
386305100Scy	/*
387305100Scy	 * 0x0004[19] = 1, reset 8051
388305100Scy	 */
389305100Scy	val8 = rtl8xxxu_read8(priv, REG_APS_FSMCO + 2);
390305100Scy	val8 |= BIT(3);
391305100Scy	rtl8xxxu_write8(priv, REG_APS_FSMCO + 2, val8);
392305100Scy
393305100Scy	/*
394305100Scy	 * Enable MAC DMA/WMAC/SCHEDULE/SEC block
395305100Scy	 * Set CR bit10 to enable 32k calibration.
396305100Scy	 */
397305100Scy	val16 = rtl8xxxu_read16(priv, REG_CR);
398305100Scy	val16 |= (CR_HCI_TXDMA_ENABLE | CR_HCI_RXDMA_ENABLE |
399305100Scy		  CR_TXDMA_ENABLE | CR_RXDMA_ENABLE |
400305100Scy		  CR_PROTOCOL_ENABLE | CR_SCHEDULE_ENABLE |
401305100Scy		  CR_MAC_TX_ENABLE | CR_MAC_RX_ENABLE |
402305100Scy		  CR_SECURITY_ENABLE | CR_CALTIMER_ENABLE);
403305100Scy	rtl8xxxu_write16(priv, REG_CR, val16);
404305100Scy
405305100Scy	/* For EFuse PG */
406305100Scy	val32 = rtl8xxxu_read32(priv, REG_EFUSE_CTRL);
407305100Scy	val32 &= ~(BIT(28) | BIT(29) | BIT(30));
408305100Scy	val32 |= (0x06 << 28);
409305100Scy	rtl8xxxu_write32(priv, REG_EFUSE_CTRL, val32);
410305100Scyexit:
411305100Scy	return ret;
412305100Scy}
413305100Scy
414305100Scy#define XTAL1	GENMASK(23, 18)
415305100Scy#define XTAL0	GENMASK(17, 12)
416305100Scy
417305100Scyvoid rtl8723a_set_crystal_cap(struct rtl8xxxu_priv *priv, u8 crystal_cap)
418305100Scy{
419305100Scy	struct rtl8xxxu_cfo_tracking *cfo = &priv->cfo_tracking;
420305100Scy	u32 val32;
421305100Scy
422305100Scy	if (crystal_cap == cfo->crystal_cap)
423305100Scy		return;
424305100Scy
425305100Scy	val32 = rtl8xxxu_read32(priv, REG_MAC_PHY_CTRL);
426305100Scy
427305100Scy	dev_dbg(&priv->udev->dev,
428305100Scy	        "%s: Adjusting crystal cap from 0x%x (actually 0x%lx 0x%lx) to 0x%x\n",
429305100Scy	        __func__,
430305100Scy	        cfo->crystal_cap,
431305100Scy	        FIELD_GET(XTAL1, val32),
432305100Scy	        FIELD_GET(XTAL0, val32),
433305100Scy	        crystal_cap);
434305100Scy
435305100Scy	val32 &= ~(XTAL1 | XTAL0);
436305100Scy	val32 |= FIELD_PREP(XTAL1, crystal_cap) |
437305100Scy		 FIELD_PREP(XTAL0, crystal_cap);
438305100Scy	rtl8xxxu_write32(priv, REG_MAC_PHY_CTRL, val32);
439305100Scy
440305100Scy	cfo->crystal_cap = crystal_cap;
441305100Scy}
442305100Scy
443305100Scys8 rtl8723a_cck_rssi(struct rtl8xxxu_priv *priv, struct rtl8723au_phy_stats *phy_stats)
444305100Scy{
445305100Scy	u8 cck_agc_rpt = phy_stats->cck_agc_rpt_ofdm_cfosho_a;
446305100Scy	s8 rx_pwr_all = 0x00;
447305100Scy
448305100Scy	switch (cck_agc_rpt & 0xc0) {
449305100Scy	case 0xc0:
450305100Scy		rx_pwr_all = -46 - (cck_agc_rpt & 0x3e);
451305100Scy		break;
452305100Scy	case 0x80:
453305100Scy		rx_pwr_all = -26 - (cck_agc_rpt & 0x3e);
454305100Scy		break;
455305100Scy	case 0x40:
456305100Scy		rx_pwr_all = -12 - (cck_agc_rpt & 0x3e);
457305100Scy		break;
458305100Scy	case 0x00:
459305100Scy		rx_pwr_all = 16 - (cck_agc_rpt & 0x3e);
460305100Scy		break;
461305100Scy	}
462305100Scy
463305100Scy	return rx_pwr_all;
464305100Scy}
465305100Scy
466305100Scystatic int rtl8723au_led_brightness_set(struct led_classdev *led_cdev,
467305100Scy					enum led_brightness brightness)
468305100Scy{
469305100Scy	struct rtl8xxxu_priv *priv = container_of(led_cdev,
470305100Scy						  struct rtl8xxxu_priv,
471305100Scy						  led_cdev);
472305100Scy	u8 ledcfg = rtl8xxxu_read8(priv, REG_LEDCFG2);
473305100Scy
474305100Scy	if (brightness == LED_OFF) {
475305100Scy		ledcfg &= ~LEDCFG2_HW_LED_CONTROL;
476305100Scy		ledcfg |= LEDCFG2_SW_LED_CONTROL | LEDCFG2_SW_LED_DISABLE;
477305100Scy	} else if (brightness == LED_ON) {
478305100Scy		ledcfg &= ~(LEDCFG2_HW_LED_CONTROL | LEDCFG2_SW_LED_DISABLE);
479305100Scy		ledcfg |= LEDCFG2_SW_LED_CONTROL;
480305100Scy	} else if (brightness == RTL8XXXU_HW_LED_CONTROL) {
481305100Scy		ledcfg &= ~LEDCFG2_SW_LED_DISABLE;
482305100Scy		ledcfg |= LEDCFG2_HW_LED_CONTROL | LEDCFG2_HW_LED_ENABLE;
483305100Scy	}
484305100Scy
485305100Scy	rtl8xxxu_write8(priv, REG_LEDCFG2, ledcfg);
486305100Scy
487305100Scy	return 0;
488305100Scy}
489305100Scy
490305100Scystruct rtl8xxxu_fileops rtl8723au_fops = {
491305100Scy	.identify_chip = rtl8723au_identify_chip,
492305100Scy	.parse_efuse = rtl8723au_parse_efuse,
493	.load_firmware = rtl8723au_load_firmware,
494	.power_on = rtl8723au_power_on,
495	.power_off = rtl8xxxu_power_off,
496	.read_efuse = rtl8xxxu_read_efuse,
497	.reset_8051 = rtl8xxxu_reset_8051,
498	.llt_init = rtl8xxxu_init_llt_table,
499	.init_phy_bb = rtl8xxxu_gen1_init_phy_bb,
500	.init_phy_rf = rtl8723au_init_phy_rf,
501	.phy_lc_calibrate = rtl8723a_phy_lc_calibrate,
502	.phy_iq_calibrate = rtl8xxxu_gen1_phy_iq_calibrate,
503	.config_channel = rtl8xxxu_gen1_config_channel,
504	.parse_rx_desc = rtl8xxxu_parse_rxdesc16,
505	.parse_phystats = rtl8723au_rx_parse_phystats,
506	.init_aggregation = rtl8xxxu_gen1_init_aggregation,
507	.enable_rf = rtl8xxxu_gen1_enable_rf,
508	.disable_rf = rtl8xxxu_gen1_disable_rf,
509	.usb_quirks = rtl8xxxu_gen1_usb_quirks,
510	.set_tx_power = rtl8xxxu_gen1_set_tx_power,
511	.update_rate_mask = rtl8xxxu_update_rate_mask,
512	.report_connect = rtl8xxxu_gen1_report_connect,
513	.report_rssi = rtl8xxxu_gen1_report_rssi,
514	.fill_txdesc = rtl8xxxu_fill_txdesc_v1,
515	.set_crystal_cap = rtl8723a_set_crystal_cap,
516	.cck_rssi = rtl8723a_cck_rssi,
517	.led_classdev_brightness_set = rtl8723au_led_brightness_set,
518	.writeN_block_size = 1024,
519	.rx_agg_buf_size = 16000,
520	.tx_desc_size = sizeof(struct rtl8xxxu_txdesc32),
521	.rx_desc_size = sizeof(struct rtl8xxxu_rxdesc16),
522	.max_sec_cam_num = 32,
523	.adda_1t_init = 0x0b1b25a0,
524	.adda_1t_path_on = 0x0bdb25a0,
525	.adda_2t_path_on_a = 0x04db25a4,
526	.adda_2t_path_on_b = 0x0b1b25a4,
527	.trxff_boundary = 0x27ff,
528	.pbp_rx = PBP_PAGE_SIZE_128,
529	.pbp_tx = PBP_PAGE_SIZE_128,
530	.mactable = rtl8723au_mac_init_table,
531	.total_page_num = TX_TOTAL_PAGE_NUM,
532	.page_num_hi = TX_PAGE_NUM_HI_PQ,
533	.page_num_lo = TX_PAGE_NUM_LO_PQ,
534	.page_num_norm = TX_PAGE_NUM_NORM_PQ,
535};
536