1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 	Mantis VP-1041 driver
4 
5 	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
6 
7 */
8 
9 #include <linux/signal.h>
10 #include <linux/sched.h>
11 #include <linux/interrupt.h>
12 
13 #include <media/dmxdev.h>
14 #include <media/dvbdev.h>
15 #include <media/dvb_demux.h>
16 #include <media/dvb_frontend.h>
17 #include <media/dvb_net.h>
18 
19 #include "mantis_common.h"
20 #include "mantis_ioc.h"
21 #include "mantis_dvb.h"
22 #include "mantis_vp1041.h"
23 #include "stb0899_reg.h"
24 #include "stb0899_drv.h"
25 #include "stb0899_cfg.h"
26 #include "stb6100_cfg.h"
27 #include "stb6100.h"
28 #include "lnbp21.h"
29 
30 #define MANTIS_MODEL_NAME	"VP-1041"
31 #define MANTIS_DEV_TYPE		"DSS/DVB-S/DVB-S2"
32 
33 static const struct stb0899_s1_reg vp1041_stb0899_s1_init_1[] = {
34 
35 	/* 0x0000000b, *//* SYSREG */
36 	{ STB0899_DEV_ID		, 0x30 },
37 	{ STB0899_DISCNTRL1		, 0x32 },
38 	{ STB0899_DISCNTRL2		, 0x80 },
39 	{ STB0899_DISRX_ST0		, 0x04 },
40 	{ STB0899_DISRX_ST1		, 0x00 },
41 	{ STB0899_DISPARITY		, 0x00 },
42 	{ STB0899_DISSTATUS		, 0x20 },
43 	{ STB0899_DISF22		, 0x99 },
44 	{ STB0899_DISF22RX		, 0xa8 },
45 	/* SYSREG ? */
46 	{ STB0899_ACRPRESC		, 0x11 },
47 	{ STB0899_ACRDIV1		, 0x0a },
48 	{ STB0899_ACRDIV2		, 0x05 },
49 	{ STB0899_DACR1			, 0x00 },
50 	{ STB0899_DACR2			, 0x00 },
51 	{ STB0899_OUTCFG		, 0x00 },
52 	{ STB0899_MODECFG		, 0x00 },
53 	{ STB0899_IRQSTATUS_3		, 0xfe },
54 	{ STB0899_IRQSTATUS_2		, 0x03 },
55 	{ STB0899_IRQSTATUS_1		, 0x7c },
56 	{ STB0899_IRQSTATUS_0		, 0xf4 },
57 	{ STB0899_IRQMSK_3		, 0xf3 },
58 	{ STB0899_IRQMSK_2		, 0xfc },
59 	{ STB0899_IRQMSK_1		, 0xff },
60 	{ STB0899_IRQMSK_0		, 0xff },
61 	{ STB0899_IRQCFG		, 0x00 },
62 	{ STB0899_I2CCFG		, 0x88 },
63 	{ STB0899_I2CRPT		, 0x58 },
64 	{ STB0899_IOPVALUE5		, 0x00 },
65 	{ STB0899_IOPVALUE4		, 0x33 },
66 	{ STB0899_IOPVALUE3		, 0x6d },
67 	{ STB0899_IOPVALUE2		, 0x90 },
68 	{ STB0899_IOPVALUE1		, 0x60 },
69 	{ STB0899_IOPVALUE0		, 0x00 },
70 	{ STB0899_GPIO00CFG		, 0x82 },
71 	{ STB0899_GPIO01CFG		, 0x82 },
72 	{ STB0899_GPIO02CFG		, 0x82 },
73 	{ STB0899_GPIO03CFG		, 0x82 },
74 	{ STB0899_GPIO04CFG		, 0x82 },
75 	{ STB0899_GPIO05CFG		, 0x82 },
76 	{ STB0899_GPIO06CFG		, 0x82 },
77 	{ STB0899_GPIO07CFG		, 0x82 },
78 	{ STB0899_GPIO08CFG		, 0x82 },
79 	{ STB0899_GPIO09CFG		, 0x82 },
80 	{ STB0899_GPIO10CFG		, 0x82 },
81 	{ STB0899_GPIO11CFG		, 0x82 },
82 	{ STB0899_GPIO12CFG		, 0x82 },
83 	{ STB0899_GPIO13CFG		, 0x82 },
84 	{ STB0899_GPIO14CFG		, 0x82 },
85 	{ STB0899_GPIO15CFG		, 0x82 },
86 	{ STB0899_GPIO16CFG		, 0x82 },
87 	{ STB0899_GPIO17CFG		, 0x82 },
88 	{ STB0899_GPIO18CFG		, 0x82 },
89 	{ STB0899_GPIO19CFG		, 0x82 },
90 	{ STB0899_GPIO20CFG		, 0x82 },
91 	{ STB0899_SDATCFG		, 0xb8 },
92 	{ STB0899_SCLTCFG		, 0xba },
93 	{ STB0899_AGCRFCFG		, 0x1c }, /* 0x11 */
94 	{ STB0899_GPIO22		, 0x82 }, /* AGCBB2CFG */
95 	{ STB0899_GPIO21		, 0x91 }, /* AGCBB1CFG */
96 	{ STB0899_DIRCLKCFG		, 0x82 },
97 	{ STB0899_CLKOUT27CFG		, 0x7e },
98 	{ STB0899_STDBYCFG		, 0x82 },
99 	{ STB0899_CS0CFG		, 0x82 },
100 	{ STB0899_CS1CFG		, 0x82 },
101 	{ STB0899_DISEQCOCFG		, 0x20 },
102 	{ STB0899_GPIO32CFG		, 0x82 },
103 	{ STB0899_GPIO33CFG		, 0x82 },
104 	{ STB0899_GPIO34CFG		, 0x82 },
105 	{ STB0899_GPIO35CFG		, 0x82 },
106 	{ STB0899_GPIO36CFG		, 0x82 },
107 	{ STB0899_GPIO37CFG		, 0x82 },
108 	{ STB0899_GPIO38CFG		, 0x82 },
109 	{ STB0899_GPIO39CFG		, 0x82 },
110 	{ STB0899_NCOARSE		, 0x17 }, /* 0x15 = 27 Mhz Clock, F/3 = 198MHz, F/6 = 99MHz */
111 	{ STB0899_SYNTCTRL		, 0x02 }, /* 0x00 = CLK from CLKI, 0x02 = CLK from XTALI */
112 	{ STB0899_FILTCTRL		, 0x00 },
113 	{ STB0899_SYSCTRL		, 0x01 },
114 	{ STB0899_STOPCLK1		, 0x20 },
115 	{ STB0899_STOPCLK2		, 0x00 },
116 	{ STB0899_INTBUFSTATUS		, 0x00 },
117 	{ STB0899_INTBUFCTRL		, 0x0a },
118 	{ 0xffff			, 0xff },
119 };
120 
121 static const struct stb0899_s1_reg vp1041_stb0899_s1_init_3[] = {
122 	{ STB0899_DEMOD			, 0x00 },
123 	{ STB0899_RCOMPC		, 0xc9 },
124 	{ STB0899_AGC1CN		, 0x01 },
125 	{ STB0899_AGC1REF		, 0x10 },
126 	{ STB0899_RTC			, 0x23 },
127 	{ STB0899_TMGCFG		, 0x4e },
128 	{ STB0899_AGC2REF		, 0x34 },
129 	{ STB0899_TLSR			, 0x84 },
130 	{ STB0899_CFD			, 0xf7 },
131 	{ STB0899_ACLC			, 0x87 },
132 	{ STB0899_BCLC			, 0x94 },
133 	{ STB0899_EQON			, 0x41 },
134 	{ STB0899_LDT			, 0xf1 },
135 	{ STB0899_LDT2			, 0xe3 },
136 	{ STB0899_EQUALREF		, 0xb4 },
137 	{ STB0899_TMGRAMP		, 0x10 },
138 	{ STB0899_TMGTHD		, 0x30 },
139 	{ STB0899_IDCCOMP		, 0xfd },
140 	{ STB0899_QDCCOMP		, 0xff },
141 	{ STB0899_POWERI		, 0x0c },
142 	{ STB0899_POWERQ		, 0x0f },
143 	{ STB0899_RCOMP			, 0x6c },
144 	{ STB0899_AGCIQIN		, 0x80 },
145 	{ STB0899_AGC2I1		, 0x06 },
146 	{ STB0899_AGC2I2		, 0x00 },
147 	{ STB0899_TLIR			, 0x30 },
148 	{ STB0899_RTF			, 0x7f },
149 	{ STB0899_DSTATUS		, 0x00 },
150 	{ STB0899_LDI			, 0xbc },
151 	{ STB0899_CFRM			, 0xea },
152 	{ STB0899_CFRL			, 0x31 },
153 	{ STB0899_NIRM			, 0x2b },
154 	{ STB0899_NIRL			, 0x80 },
155 	{ STB0899_ISYMB			, 0x1d },
156 	{ STB0899_QSYMB			, 0xa6 },
157 	{ STB0899_SFRH			, 0x2f },
158 	{ STB0899_SFRM			, 0x68 },
159 	{ STB0899_SFRL			, 0x40 },
160 	{ STB0899_SFRUPH		, 0x2f },
161 	{ STB0899_SFRUPM		, 0x68 },
162 	{ STB0899_SFRUPL		, 0x40 },
163 	{ STB0899_EQUAI1		, 0x02 },
164 	{ STB0899_EQUAQ1		, 0xff },
165 	{ STB0899_EQUAI2		, 0x04 },
166 	{ STB0899_EQUAQ2		, 0x05 },
167 	{ STB0899_EQUAI3		, 0x02 },
168 	{ STB0899_EQUAQ3		, 0xfd },
169 	{ STB0899_EQUAI4		, 0x03 },
170 	{ STB0899_EQUAQ4		, 0x07 },
171 	{ STB0899_EQUAI5		, 0x08 },
172 	{ STB0899_EQUAQ5		, 0xf5 },
173 	{ STB0899_DSTATUS2		, 0x00 },
174 	{ STB0899_VSTATUS		, 0x00 },
175 	{ STB0899_VERROR		, 0x86 },
176 	{ STB0899_IQSWAP		, 0x2a },
177 	{ STB0899_ECNT1M		, 0x00 },
178 	{ STB0899_ECNT1L		, 0x00 },
179 	{ STB0899_ECNT2M		, 0x00 },
180 	{ STB0899_ECNT2L		, 0x00 },
181 	{ STB0899_ECNT3M		, 0x0a },
182 	{ STB0899_ECNT3L		, 0xad },
183 	{ STB0899_FECAUTO1		, 0x06 },
184 	{ STB0899_FECM			, 0x01 },
185 	{ STB0899_VTH12			, 0xb0 },
186 	{ STB0899_VTH23			, 0x7a },
187 	{ STB0899_VTH34			, 0x58 },
188 	{ STB0899_VTH56			, 0x38 },
189 	{ STB0899_VTH67			, 0x34 },
190 	{ STB0899_VTH78			, 0x24 },
191 	{ STB0899_PRVIT			, 0xff },
192 	{ STB0899_VITSYNC		, 0x19 },
193 	{ STB0899_RSULC			, 0xb1 }, /* DVB = 0xb1, DSS = 0xa1 */
194 	{ STB0899_TSULC			, 0x42 },
195 	{ STB0899_RSLLC			, 0x41 },
196 	{ STB0899_TSLPL			, 0x12 },
197 	{ STB0899_TSCFGH		, 0x0c },
198 	{ STB0899_TSCFGM		, 0x00 },
199 	{ STB0899_TSCFGL		, 0x00 },
200 	{ STB0899_TSOUT			, 0x69 }, /* 0x0d for CAM */
201 	{ STB0899_RSSYNCDEL		, 0x00 },
202 	{ STB0899_TSINHDELH		, 0x02 },
203 	{ STB0899_TSINHDELM		, 0x00 },
204 	{ STB0899_TSINHDELL		, 0x00 },
205 	{ STB0899_TSLLSTKM		, 0x1b },
206 	{ STB0899_TSLLSTKL		, 0xb3 },
207 	{ STB0899_TSULSTKM		, 0x00 },
208 	{ STB0899_TSULSTKL		, 0x00 },
209 	{ STB0899_PCKLENUL		, 0xbc },
210 	{ STB0899_PCKLENLL		, 0xcc },
211 	{ STB0899_RSPCKLEN		, 0xbd },
212 	{ STB0899_TSSTATUS		, 0x90 },
213 	{ STB0899_ERRCTRL1		, 0xb6 },
214 	{ STB0899_ERRCTRL2		, 0x95 },
215 	{ STB0899_ERRCTRL3		, 0x8d },
216 	{ STB0899_DMONMSK1		, 0x27 },
217 	{ STB0899_DMONMSK0		, 0x03 },
218 	{ STB0899_DEMAPVIT		, 0x5c },
219 	{ STB0899_PLPARM		, 0x19 },
220 	{ STB0899_PDELCTRL		, 0x48 },
221 	{ STB0899_PDELCTRL2		, 0x00 },
222 	{ STB0899_BBHCTRL1		, 0x00 },
223 	{ STB0899_BBHCTRL2		, 0x00 },
224 	{ STB0899_HYSTTHRESH		, 0x77 },
225 	{ STB0899_MATCSTM		, 0x00 },
226 	{ STB0899_MATCSTL		, 0x00 },
227 	{ STB0899_UPLCSTM		, 0x00 },
228 	{ STB0899_UPLCSTL		, 0x00 },
229 	{ STB0899_DFLCSTM		, 0x00 },
230 	{ STB0899_DFLCSTL		, 0x00 },
231 	{ STB0899_SYNCCST		, 0x00 },
232 	{ STB0899_SYNCDCSTM		, 0x00 },
233 	{ STB0899_SYNCDCSTL		, 0x00 },
234 	{ STB0899_ISI_ENTRY		, 0x00 },
235 	{ STB0899_ISI_BIT_EN		, 0x00 },
236 	{ STB0899_MATSTRM		, 0xf0 },
237 	{ STB0899_MATSTRL		, 0x02 },
238 	{ STB0899_UPLSTRM		, 0x45 },
239 	{ STB0899_UPLSTRL		, 0x60 },
240 	{ STB0899_DFLSTRM		, 0xe3 },
241 	{ STB0899_DFLSTRL		, 0x00 },
242 	{ STB0899_SYNCSTR		, 0x47 },
243 	{ STB0899_SYNCDSTRM		, 0x05 },
244 	{ STB0899_SYNCDSTRL		, 0x18 },
245 	{ STB0899_CFGPDELSTATUS1	, 0x19 },
246 	{ STB0899_CFGPDELSTATUS2	, 0x2b },
247 	{ STB0899_BBFERRORM		, 0x00 },
248 	{ STB0899_BBFERRORL		, 0x01 },
249 	{ STB0899_UPKTERRORM		, 0x00 },
250 	{ STB0899_UPKTERRORL		, 0x00 },
251 	{ 0xffff			, 0xff },
252 };
253 
254 static struct stb0899_config vp1041_stb0899_config = {
255 	.init_dev		= vp1041_stb0899_s1_init_1,
256 	.init_s2_demod		= stb0899_s2_init_2,
257 	.init_s1_demod		= vp1041_stb0899_s1_init_3,
258 	.init_s2_fec		= stb0899_s2_init_4,
259 	.init_tst		= stb0899_s1_init_5,
260 
261 	.demod_address		= 0x68, /*  0xd0 >> 1 */
262 
263 	.xtal_freq		= 27000000,
264 	.inversion		= IQ_SWAP_ON,
265 
266 	.lo_clk			= 76500000,
267 	.hi_clk			= 99000000,
268 
269 	.esno_ave		= STB0899_DVBS2_ESNO_AVE,
270 	.esno_quant		= STB0899_DVBS2_ESNO_QUANT,
271 	.avframes_coarse	= STB0899_DVBS2_AVFRAMES_COARSE,
272 	.avframes_fine		= STB0899_DVBS2_AVFRAMES_FINE,
273 	.miss_threshold		= STB0899_DVBS2_MISS_THRESHOLD,
274 	.uwp_threshold_acq	= STB0899_DVBS2_UWP_THRESHOLD_ACQ,
275 	.uwp_threshold_track	= STB0899_DVBS2_UWP_THRESHOLD_TRACK,
276 	.uwp_threshold_sof	= STB0899_DVBS2_UWP_THRESHOLD_SOF,
277 	.sof_search_timeout	= STB0899_DVBS2_SOF_SEARCH_TIMEOUT,
278 
279 	.btr_nco_bits		= STB0899_DVBS2_BTR_NCO_BITS,
280 	.btr_gain_shift_offset	= STB0899_DVBS2_BTR_GAIN_SHIFT_OFFSET,
281 	.crl_nco_bits		= STB0899_DVBS2_CRL_NCO_BITS,
282 	.ldpc_max_iter		= STB0899_DVBS2_LDPC_MAX_ITER,
283 
284 	.tuner_get_frequency	= stb6100_get_frequency,
285 	.tuner_set_frequency	= stb6100_set_frequency,
286 	.tuner_set_bandwidth	= stb6100_set_bandwidth,
287 	.tuner_get_bandwidth	= stb6100_get_bandwidth,
288 	.tuner_set_rfsiggain	= NULL,
289 };
290 
291 static struct stb6100_config vp1041_stb6100_config = {
292 	.tuner_address	= 0x60,
293 	.refclock	= 27000000,
294 };
295 
296 static int vp1041_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
297 {
298 	struct i2c_adapter *adapter	= &mantis->adapter;
299 
300 	int err = 0;
301 
302 	err = mantis_frontend_power(mantis, POWER_ON);
303 	if (err == 0) {
304 		mantis_frontend_soft_reset(mantis);
305 		msleep(250);
306 		mantis->fe = dvb_attach(stb0899_attach, &vp1041_stb0899_config, adapter);
307 		if (mantis->fe) {
308 			dprintk(MANTIS_ERROR, 1,
309 				"found STB0899 DVB-S/DVB-S2 frontend @0x%02x",
310 				vp1041_stb0899_config.demod_address);
311 
312 			if (dvb_attach(stb6100_attach, mantis->fe, &vp1041_stb6100_config, adapter)) {
313 				if (!dvb_attach(lnbp21_attach, mantis->fe, adapter, 0, 0))
314 					dprintk(MANTIS_ERROR, 1, "No LNBP21 found!");
315 			}
316 		} else {
317 			return -EREMOTEIO;
318 		}
319 	} else {
320 		dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
321 			adapter->name,
322 			err);
323 
324 		return -EIO;
325 	}
326 
327 
328 	dprintk(MANTIS_ERROR, 1, "Done!");
329 
330 	return 0;
331 }
332 
333 struct mantis_hwconfig vp1041_config = {
334 	.model_name	= MANTIS_MODEL_NAME,
335 	.dev_type	= MANTIS_DEV_TYPE,
336 	.ts_size	= MANTIS_TS_188,
337 
338 	.baud_rate	= MANTIS_BAUD_9600,
339 	.parity		= MANTIS_PARITY_NONE,
340 	.bytes		= 0,
341 
342 	.frontend_init	= vp1041_frontend_init,
343 	.power		= GPIF_A12,
344 	.reset		= GPIF_A13,
345 };
346