1*c0e4ae46SBitterblue Smith // SPDX-License-Identifier: GPL-2.0
2*c0e4ae46SBitterblue Smith /* Copyright(c) 2024 Realtek Corporation.*/
3*c0e4ae46SBitterblue Smith
4*c0e4ae46SBitterblue Smith #include "../wifi.h"
5*c0e4ae46SBitterblue Smith #include "../rtl8192d/reg.h"
6*c0e4ae46SBitterblue Smith #include "../rtl8192d/phy_common.h"
7*c0e4ae46SBitterblue Smith #include "phy.h"
8*c0e4ae46SBitterblue Smith #include "rf.h"
9*c0e4ae46SBitterblue Smith
rtl92du_phy_enable_anotherphy(struct ieee80211_hw * hw,bool bmac0)10*c0e4ae46SBitterblue Smith bool rtl92du_phy_enable_anotherphy(struct ieee80211_hw *hw, bool bmac0)
11*c0e4ae46SBitterblue Smith {
12*c0e4ae46SBitterblue Smith struct rtl_priv *rtlpriv = rtl_priv(hw);
13*c0e4ae46SBitterblue Smith struct rtl_hal *rtlhal = &rtlpriv->rtlhal;
14*c0e4ae46SBitterblue Smith u8 mac_on_bit = bmac0 ? MAC1_ON : MAC0_ON;
15*c0e4ae46SBitterblue Smith u8 mac_reg = bmac0 ? REG_MAC1 : REG_MAC0;
16*c0e4ae46SBitterblue Smith bool bresult = true; /* true: need to enable BB/RF power */
17*c0e4ae46SBitterblue Smith u32 maskforphyset = 0;
18*c0e4ae46SBitterblue Smith u16 val16;
19*c0e4ae46SBitterblue Smith u8 u1btmp;
20*c0e4ae46SBitterblue Smith
21*c0e4ae46SBitterblue Smith rtlhal->during_mac0init_radiob = false;
22*c0e4ae46SBitterblue Smith rtlhal->during_mac1init_radioa = false;
23*c0e4ae46SBitterblue Smith rtl_dbg(rtlpriv, COMP_RF, DBG_LOUD, "===>\n");
24*c0e4ae46SBitterblue Smith
25*c0e4ae46SBitterblue Smith /* MAC0 Need PHY1 load radio_b.txt . Driver use DBI to write. */
26*c0e4ae46SBitterblue Smith u1btmp = rtl_read_byte(rtlpriv, mac_reg);
27*c0e4ae46SBitterblue Smith if (!(u1btmp & mac_on_bit)) {
28*c0e4ae46SBitterblue Smith rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "enable BB & RF\n");
29*c0e4ae46SBitterblue Smith /* Enable BB and RF power */
30*c0e4ae46SBitterblue Smith
31*c0e4ae46SBitterblue Smith maskforphyset = bmac0 ? MAC0_ACCESS_PHY1 : MAC1_ACCESS_PHY0;
32*c0e4ae46SBitterblue Smith
33*c0e4ae46SBitterblue Smith val16 = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN | maskforphyset);
34*c0e4ae46SBitterblue Smith val16 &= 0xfffc;
35*c0e4ae46SBitterblue Smith rtl_write_word(rtlpriv, REG_SYS_FUNC_EN | maskforphyset, val16);
36*c0e4ae46SBitterblue Smith
37*c0e4ae46SBitterblue Smith val16 = rtl_read_word(rtlpriv, REG_SYS_FUNC_EN | maskforphyset);
38*c0e4ae46SBitterblue Smith val16 |= BIT(13) | BIT(0) | BIT(1);
39*c0e4ae46SBitterblue Smith rtl_write_word(rtlpriv, REG_SYS_FUNC_EN | maskforphyset, val16);
40*c0e4ae46SBitterblue Smith } else {
41*c0e4ae46SBitterblue Smith /* We think if MAC1 is ON,then radio_a.txt
42*c0e4ae46SBitterblue Smith * and radio_b.txt has been load.
43*c0e4ae46SBitterblue Smith */
44*c0e4ae46SBitterblue Smith bresult = false;
45*c0e4ae46SBitterblue Smith }
46*c0e4ae46SBitterblue Smith rtl_dbg(rtlpriv, COMP_RF, DBG_LOUD, "<===\n");
47*c0e4ae46SBitterblue Smith return bresult;
48*c0e4ae46SBitterblue Smith }
49*c0e4ae46SBitterblue Smith
rtl92du_phy_powerdown_anotherphy(struct ieee80211_hw * hw,bool bmac0)50*c0e4ae46SBitterblue Smith void rtl92du_phy_powerdown_anotherphy(struct ieee80211_hw *hw, bool bmac0)
51*c0e4ae46SBitterblue Smith {
52*c0e4ae46SBitterblue Smith struct rtl_priv *rtlpriv = rtl_priv(hw);
53*c0e4ae46SBitterblue Smith struct rtl_hal *rtlhal = &rtlpriv->rtlhal;
54*c0e4ae46SBitterblue Smith u8 mac_on_bit = bmac0 ? MAC1_ON : MAC0_ON;
55*c0e4ae46SBitterblue Smith u8 mac_reg = bmac0 ? REG_MAC1 : REG_MAC0;
56*c0e4ae46SBitterblue Smith u32 maskforphyset = 0;
57*c0e4ae46SBitterblue Smith u8 u1btmp;
58*c0e4ae46SBitterblue Smith
59*c0e4ae46SBitterblue Smith rtlhal->during_mac0init_radiob = false;
60*c0e4ae46SBitterblue Smith rtlhal->during_mac1init_radioa = false;
61*c0e4ae46SBitterblue Smith rtl_dbg(rtlpriv, COMP_RF, DBG_LOUD, "====>\n");
62*c0e4ae46SBitterblue Smith
63*c0e4ae46SBitterblue Smith /* check MAC0 enable or not again now, if
64*c0e4ae46SBitterblue Smith * enabled, not power down radio A.
65*c0e4ae46SBitterblue Smith */
66*c0e4ae46SBitterblue Smith u1btmp = rtl_read_byte(rtlpriv, mac_reg);
67*c0e4ae46SBitterblue Smith if (!(u1btmp & mac_on_bit)) {
68*c0e4ae46SBitterblue Smith rtl_dbg(rtlpriv, COMP_INIT, DBG_LOUD, "power down\n");
69*c0e4ae46SBitterblue Smith /* power down RF radio A according to YuNan's advice. */
70*c0e4ae46SBitterblue Smith maskforphyset = bmac0 ? MAC0_ACCESS_PHY1 : MAC1_ACCESS_PHY0;
71*c0e4ae46SBitterblue Smith rtl_write_dword(rtlpriv, RFPGA0_XA_LSSIPARAMETER | maskforphyset,
72*c0e4ae46SBitterblue Smith 0x00000000);
73*c0e4ae46SBitterblue Smith }
74*c0e4ae46SBitterblue Smith rtl_dbg(rtlpriv, COMP_RF, DBG_LOUD, "<====\n");
75*c0e4ae46SBitterblue Smith }
76*c0e4ae46SBitterblue Smith
rtl92du_phy_rf6052_config(struct ieee80211_hw * hw)77*c0e4ae46SBitterblue Smith bool rtl92du_phy_rf6052_config(struct ieee80211_hw *hw)
78*c0e4ae46SBitterblue Smith {
79*c0e4ae46SBitterblue Smith bool mac1_initradioa_first = false, mac0_initradiob_first = false;
80*c0e4ae46SBitterblue Smith bool need_pwrdown_radioa = false, need_pwrdown_radiob = false;
81*c0e4ae46SBitterblue Smith struct rtl_priv *rtlpriv = rtl_priv(hw);
82*c0e4ae46SBitterblue Smith struct rtl_hal *rtlhal = &rtlpriv->rtlhal;
83*c0e4ae46SBitterblue Smith struct rtl_phy *rtlphy = &rtlpriv->phy;
84*c0e4ae46SBitterblue Smith struct bb_reg_def *pphyreg;
85*c0e4ae46SBitterblue Smith bool true_bpath = false;
86*c0e4ae46SBitterblue Smith bool rtstatus = true;
87*c0e4ae46SBitterblue Smith u32 u4_regvalue = 0;
88*c0e4ae46SBitterblue Smith u8 rfpath;
89*c0e4ae46SBitterblue Smith
90*c0e4ae46SBitterblue Smith if (rtlphy->rf_type == RF_1T1R)
91*c0e4ae46SBitterblue Smith rtlphy->num_total_rfpath = 1;
92*c0e4ae46SBitterblue Smith else
93*c0e4ae46SBitterblue Smith rtlphy->num_total_rfpath = 2;
94*c0e4ae46SBitterblue Smith
95*c0e4ae46SBitterblue Smith /* Single phy mode: use radio_a radio_b config path_A path_B
96*c0e4ae46SBitterblue Smith * separately by MAC0, and MAC1 needn't configure RF;
97*c0e4ae46SBitterblue Smith * Dual PHY mode: MAC0 use radio_a config 1st phy path_A,
98*c0e4ae46SBitterblue Smith * MAC1 use radio_b config 2nd PHY path_A.
99*c0e4ae46SBitterblue Smith * DMDP, MAC0 on G band, MAC1 on A band.
100*c0e4ae46SBitterblue Smith */
101*c0e4ae46SBitterblue Smith if (rtlhal->macphymode == DUALMAC_DUALPHY) {
102*c0e4ae46SBitterblue Smith if (rtlhal->current_bandtype == BAND_ON_2_4G &&
103*c0e4ae46SBitterblue Smith rtlhal->interfaceindex == 0) {
104*c0e4ae46SBitterblue Smith /* MAC0 needs PHY1 load radio_b.txt. */
105*c0e4ae46SBitterblue Smith if (rtl92du_phy_enable_anotherphy(hw, true)) {
106*c0e4ae46SBitterblue Smith rtlphy->num_total_rfpath = 2;
107*c0e4ae46SBitterblue Smith mac0_initradiob_first = true;
108*c0e4ae46SBitterblue Smith } else {
109*c0e4ae46SBitterblue Smith /* We think if MAC1 is ON,then radio_a.txt and
110*c0e4ae46SBitterblue Smith * radio_b.txt has been load.
111*c0e4ae46SBitterblue Smith */
112*c0e4ae46SBitterblue Smith return rtstatus;
113*c0e4ae46SBitterblue Smith }
114*c0e4ae46SBitterblue Smith } else if (rtlhal->current_bandtype == BAND_ON_5G &&
115*c0e4ae46SBitterblue Smith rtlhal->interfaceindex == 1) {
116*c0e4ae46SBitterblue Smith /* MAC1 needs PHY0 load radio_a.txt. */
117*c0e4ae46SBitterblue Smith if (rtl92du_phy_enable_anotherphy(hw, false)) {
118*c0e4ae46SBitterblue Smith rtlphy->num_total_rfpath = 2;
119*c0e4ae46SBitterblue Smith mac1_initradioa_first = true;
120*c0e4ae46SBitterblue Smith } else {
121*c0e4ae46SBitterblue Smith /* We think if MAC0 is ON, then radio_a.txt and
122*c0e4ae46SBitterblue Smith * radio_b.txt has been load.
123*c0e4ae46SBitterblue Smith */
124*c0e4ae46SBitterblue Smith return rtstatus;
125*c0e4ae46SBitterblue Smith }
126*c0e4ae46SBitterblue Smith } else if (rtlhal->interfaceindex == 1) {
127*c0e4ae46SBitterblue Smith /* MAC0 enabled, only init radia B. */
128*c0e4ae46SBitterblue Smith true_bpath = true;
129*c0e4ae46SBitterblue Smith }
130*c0e4ae46SBitterblue Smith }
131*c0e4ae46SBitterblue Smith
132*c0e4ae46SBitterblue Smith for (rfpath = 0; rfpath < rtlphy->num_total_rfpath; rfpath++) {
133*c0e4ae46SBitterblue Smith /* Mac1 use PHY0 write */
134*c0e4ae46SBitterblue Smith if (mac1_initradioa_first) {
135*c0e4ae46SBitterblue Smith if (rfpath == RF90_PATH_A) {
136*c0e4ae46SBitterblue Smith rtlhal->during_mac1init_radioa = true;
137*c0e4ae46SBitterblue Smith need_pwrdown_radioa = true;
138*c0e4ae46SBitterblue Smith } else if (rfpath == RF90_PATH_B) {
139*c0e4ae46SBitterblue Smith rtlhal->during_mac1init_radioa = false;
140*c0e4ae46SBitterblue Smith mac1_initradioa_first = false;
141*c0e4ae46SBitterblue Smith rfpath = RF90_PATH_A;
142*c0e4ae46SBitterblue Smith true_bpath = true;
143*c0e4ae46SBitterblue Smith rtlphy->num_total_rfpath = 1;
144*c0e4ae46SBitterblue Smith }
145*c0e4ae46SBitterblue Smith } else if (mac0_initradiob_first) {
146*c0e4ae46SBitterblue Smith /* Mac0 use PHY1 write */
147*c0e4ae46SBitterblue Smith if (rfpath == RF90_PATH_A)
148*c0e4ae46SBitterblue Smith rtlhal->during_mac0init_radiob = false;
149*c0e4ae46SBitterblue Smith if (rfpath == RF90_PATH_B) {
150*c0e4ae46SBitterblue Smith rtlhal->during_mac0init_radiob = true;
151*c0e4ae46SBitterblue Smith mac0_initradiob_first = false;
152*c0e4ae46SBitterblue Smith need_pwrdown_radiob = true;
153*c0e4ae46SBitterblue Smith rfpath = RF90_PATH_A;
154*c0e4ae46SBitterblue Smith true_bpath = true;
155*c0e4ae46SBitterblue Smith rtlphy->num_total_rfpath = 1;
156*c0e4ae46SBitterblue Smith }
157*c0e4ae46SBitterblue Smith }
158*c0e4ae46SBitterblue Smith
159*c0e4ae46SBitterblue Smith pphyreg = &rtlphy->phyreg_def[rfpath];
160*c0e4ae46SBitterblue Smith
161*c0e4ae46SBitterblue Smith switch (rfpath) {
162*c0e4ae46SBitterblue Smith case RF90_PATH_A:
163*c0e4ae46SBitterblue Smith case RF90_PATH_C:
164*c0e4ae46SBitterblue Smith u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs,
165*c0e4ae46SBitterblue Smith BRFSI_RFENV);
166*c0e4ae46SBitterblue Smith break;
167*c0e4ae46SBitterblue Smith case RF90_PATH_B:
168*c0e4ae46SBitterblue Smith case RF90_PATH_D:
169*c0e4ae46SBitterblue Smith u4_regvalue = rtl_get_bbreg(hw, pphyreg->rfintfs,
170*c0e4ae46SBitterblue Smith BRFSI_RFENV << 16);
171*c0e4ae46SBitterblue Smith break;
172*c0e4ae46SBitterblue Smith }
173*c0e4ae46SBitterblue Smith
174*c0e4ae46SBitterblue Smith rtl_set_bbreg(hw, pphyreg->rfintfe, BRFSI_RFENV << 16, 0x1);
175*c0e4ae46SBitterblue Smith udelay(1);
176*c0e4ae46SBitterblue Smith rtl_set_bbreg(hw, pphyreg->rfintfo, BRFSI_RFENV, 0x1);
177*c0e4ae46SBitterblue Smith udelay(1);
178*c0e4ae46SBitterblue Smith
179*c0e4ae46SBitterblue Smith /* Set bit number of Address and Data for RF register */
180*c0e4ae46SBitterblue Smith rtl_set_bbreg(hw, pphyreg->rfhssi_para2,
181*c0e4ae46SBitterblue Smith B3WIREADDRESSLENGTH, 0x0);
182*c0e4ae46SBitterblue Smith udelay(1);
183*c0e4ae46SBitterblue Smith rtl_set_bbreg(hw, pphyreg->rfhssi_para2, B3WIREDATALENGTH, 0x0);
184*c0e4ae46SBitterblue Smith udelay(1);
185*c0e4ae46SBitterblue Smith
186*c0e4ae46SBitterblue Smith switch (rfpath) {
187*c0e4ae46SBitterblue Smith case RF90_PATH_A:
188*c0e4ae46SBitterblue Smith if (true_bpath)
189*c0e4ae46SBitterblue Smith rtstatus = rtl92du_phy_config_rf_with_headerfile(
190*c0e4ae46SBitterblue Smith hw, radiob_txt,
191*c0e4ae46SBitterblue Smith (enum radio_path)rfpath);
192*c0e4ae46SBitterblue Smith else
193*c0e4ae46SBitterblue Smith rtstatus = rtl92du_phy_config_rf_with_headerfile(
194*c0e4ae46SBitterblue Smith hw, radioa_txt,
195*c0e4ae46SBitterblue Smith (enum radio_path)rfpath);
196*c0e4ae46SBitterblue Smith break;
197*c0e4ae46SBitterblue Smith case RF90_PATH_B:
198*c0e4ae46SBitterblue Smith rtstatus =
199*c0e4ae46SBitterblue Smith rtl92du_phy_config_rf_with_headerfile(hw, radiob_txt,
200*c0e4ae46SBitterblue Smith (enum radio_path)rfpath);
201*c0e4ae46SBitterblue Smith break;
202*c0e4ae46SBitterblue Smith case RF90_PATH_C:
203*c0e4ae46SBitterblue Smith break;
204*c0e4ae46SBitterblue Smith case RF90_PATH_D:
205*c0e4ae46SBitterblue Smith break;
206*c0e4ae46SBitterblue Smith }
207*c0e4ae46SBitterblue Smith
208*c0e4ae46SBitterblue Smith switch (rfpath) {
209*c0e4ae46SBitterblue Smith case RF90_PATH_A:
210*c0e4ae46SBitterblue Smith case RF90_PATH_C:
211*c0e4ae46SBitterblue Smith rtl_set_bbreg(hw, pphyreg->rfintfs, BRFSI_RFENV,
212*c0e4ae46SBitterblue Smith u4_regvalue);
213*c0e4ae46SBitterblue Smith break;
214*c0e4ae46SBitterblue Smith case RF90_PATH_B:
215*c0e4ae46SBitterblue Smith case RF90_PATH_D:
216*c0e4ae46SBitterblue Smith rtl_set_bbreg(hw, pphyreg->rfintfs, BRFSI_RFENV << 16,
217*c0e4ae46SBitterblue Smith u4_regvalue);
218*c0e4ae46SBitterblue Smith break;
219*c0e4ae46SBitterblue Smith }
220*c0e4ae46SBitterblue Smith
221*c0e4ae46SBitterblue Smith if (!rtstatus) {
222*c0e4ae46SBitterblue Smith rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE,
223*c0e4ae46SBitterblue Smith "Radio[%d] Fail!!\n", rfpath);
224*c0e4ae46SBitterblue Smith return rtstatus;
225*c0e4ae46SBitterblue Smith }
226*c0e4ae46SBitterblue Smith }
227*c0e4ae46SBitterblue Smith
228*c0e4ae46SBitterblue Smith /* check MAC0 enable or not again, if enabled,
229*c0e4ae46SBitterblue Smith * not power down radio A.
230*c0e4ae46SBitterblue Smith * check MAC1 enable or not again, if enabled,
231*c0e4ae46SBitterblue Smith * not power down radio B.
232*c0e4ae46SBitterblue Smith */
233*c0e4ae46SBitterblue Smith if (need_pwrdown_radioa)
234*c0e4ae46SBitterblue Smith rtl92du_phy_powerdown_anotherphy(hw, false);
235*c0e4ae46SBitterblue Smith else if (need_pwrdown_radiob)
236*c0e4ae46SBitterblue Smith rtl92du_phy_powerdown_anotherphy(hw, true);
237*c0e4ae46SBitterblue Smith rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, "<---\n");
238*c0e4ae46SBitterblue Smith
239*c0e4ae46SBitterblue Smith return rtstatus;
240*c0e4ae46SBitterblue Smith }
241