1 /*
2  *  Card-specific functions for the Siano SMS1xxx USB dongle
3  *
4  *  Copyright (c) 2008 Michael Krufky <mkrufky@linuxtv.org>
5  *
6  *  This program is free software; you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License version 2 as
8  *  published by the Free Software Foundation;
9  *
10  *  Software distributed under the License is distributed on an "AS IS"
11  *  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.
12  *
13  *  See the GNU General Public License for more details.
14  *
15  *  You should have received a copy of the GNU General Public License
16  *  along with this program; if not, write to the Free Software
17  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18  */
19 
20 #include "sms-cards.h"
21 #include "smsir.h"
22 #include <linux/module.h>
23 
24 static int sms_dbg;
25 module_param_named(cards_dbg, sms_dbg, int, 0644);
26 MODULE_PARM_DESC(cards_dbg, "set debug level (info=1, adv=2 (or-able))");
27 
28 static struct sms_board sms_boards[] = {
29 	[SMS_BOARD_UNKNOWN] = {
30 		.name	= "Unknown board",
31 	},
32 	[SMS1XXX_BOARD_SIANO_STELLAR] = {
33 		.name	= "Siano Stellar Digital Receiver",
34 		.type	= SMS_STELLAR,
35 	},
36 	[SMS1XXX_BOARD_SIANO_NOVA_A] = {
37 		.name	= "Siano Nova A Digital Receiver",
38 		.type	= SMS_NOVA_A0,
39 	},
40 	[SMS1XXX_BOARD_SIANO_NOVA_B] = {
41 		.name	= "Siano Nova B Digital Receiver",
42 		.type	= SMS_NOVA_B0,
43 	},
44 	[SMS1XXX_BOARD_SIANO_VEGA] = {
45 		.name	= "Siano Vega Digital Receiver",
46 		.type	= SMS_VEGA,
47 	},
48 	[SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT] = {
49 		.name	= "Hauppauge Catamount",
50 		.type	= SMS_STELLAR,
51 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-stellar-dvbt-01.fw",
52 	},
53 	[SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A] = {
54 		.name	= "Hauppauge Okemo-A",
55 		.type	= SMS_NOVA_A0,
56 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-a-dvbt-01.fw",
57 	},
58 	[SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B] = {
59 		.name	= "Hauppauge Okemo-B",
60 		.type	= SMS_NOVA_B0,
61 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-nova-b-dvbt-01.fw",
62 	},
63 	[SMS1XXX_BOARD_HAUPPAUGE_WINDHAM] = {
64 		.name	= "Hauppauge WinTV MiniStick",
65 		.type	= SMS_NOVA_B0,
66 		.fw[DEVICE_MODE_ISDBT_BDA] = "sms1xxx-hcw-55xxx-isdbt-02.fw",
67 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
68 		.rc_codes = RC_MAP_HAUPPAUGE,
69 		.board_cfg.leds_power = 26,
70 		.board_cfg.led0 = 27,
71 		.board_cfg.led1 = 28,
72 		.board_cfg.ir = 9,
73 		.led_power = 26,
74 		.led_lo    = 27,
75 		.led_hi    = 28,
76 	},
77 	[SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD] = {
78 		.name	= "Hauppauge WinTV MiniCard",
79 		.type	= SMS_NOVA_B0,
80 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
81 		.lna_ctrl  = 29,
82 		.board_cfg.foreign_lna0_ctrl = 29,
83 		.rf_switch = 17,
84 		.board_cfg.rf_switch_uhf = 17,
85 	},
86 	[SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2] = {
87 		.name	= "Hauppauge WinTV MiniCard",
88 		.type	= SMS_NOVA_B0,
89 		.fw[DEVICE_MODE_DVBT_BDA] = "sms1xxx-hcw-55xxx-dvbt-02.fw",
90 		.lna_ctrl  = -1,
91 	},
92 	[SMS1XXX_BOARD_SIANO_NICE] = {
93 	/* 11 */
94 		.name = "Siano Nice Digital Receiver",
95 		.type = SMS_NOVA_B0,
96 	},
97 	[SMS1XXX_BOARD_SIANO_VENICE] = {
98 	/* 12 */
99 		.name = "Siano Venice Digital Receiver",
100 		.type = SMS_VEGA,
101 	},
102 };
103 
104 struct sms_board *sms_get_board(unsigned id)
105 {
106 	BUG_ON(id >= ARRAY_SIZE(sms_boards));
107 
108 	return &sms_boards[id];
109 }
110 EXPORT_SYMBOL_GPL(sms_get_board);
111 static inline void sms_gpio_assign_11xx_default_led_config(
112 		struct smscore_gpio_config *pGpioConfig) {
113 	pGpioConfig->Direction = SMS_GPIO_DIRECTION_OUTPUT;
114 	pGpioConfig->InputCharacteristics =
115 		SMS_GPIO_INPUT_CHARACTERISTICS_NORMAL;
116 	pGpioConfig->OutputDriving = SMS_GPIO_OUTPUT_DRIVING_4mA;
117 	pGpioConfig->OutputSlewRate = SMS_GPIO_OUTPUT_SLEW_RATE_0_45_V_NS;
118 	pGpioConfig->PullUpDown = SMS_GPIO_PULL_UP_DOWN_NONE;
119 }
120 
121 int sms_board_event(struct smscore_device_t *coredev,
122 		enum SMS_BOARD_EVENTS gevent) {
123 	struct smscore_gpio_config MyGpioConfig;
124 
125 	sms_gpio_assign_11xx_default_led_config(&MyGpioConfig);
126 
127 	switch (gevent) {
128 	case BOARD_EVENT_POWER_INIT: /* including hotplug */
129 		break; /* BOARD_EVENT_BIND */
130 
131 	case BOARD_EVENT_POWER_SUSPEND:
132 		break; /* BOARD_EVENT_POWER_SUSPEND */
133 
134 	case BOARD_EVENT_POWER_RESUME:
135 		break; /* BOARD_EVENT_POWER_RESUME */
136 
137 	case BOARD_EVENT_BIND:
138 		break; /* BOARD_EVENT_BIND */
139 
140 	case BOARD_EVENT_SCAN_PROG:
141 		break; /* BOARD_EVENT_SCAN_PROG */
142 	case BOARD_EVENT_SCAN_COMP:
143 		break; /* BOARD_EVENT_SCAN_COMP */
144 	case BOARD_EVENT_EMERGENCY_WARNING_SIGNAL:
145 		break; /* BOARD_EVENT_EMERGENCY_WARNING_SIGNAL */
146 	case BOARD_EVENT_FE_LOCK:
147 		break; /* BOARD_EVENT_FE_LOCK */
148 	case BOARD_EVENT_FE_UNLOCK:
149 		break; /* BOARD_EVENT_FE_UNLOCK */
150 	case BOARD_EVENT_DEMOD_LOCK:
151 		break; /* BOARD_EVENT_DEMOD_LOCK */
152 	case BOARD_EVENT_DEMOD_UNLOCK:
153 		break; /* BOARD_EVENT_DEMOD_UNLOCK */
154 	case BOARD_EVENT_RECEPTION_MAX_4:
155 		break; /* BOARD_EVENT_RECEPTION_MAX_4 */
156 	case BOARD_EVENT_RECEPTION_3:
157 		break; /* BOARD_EVENT_RECEPTION_3 */
158 	case BOARD_EVENT_RECEPTION_2:
159 		break; /* BOARD_EVENT_RECEPTION_2 */
160 	case BOARD_EVENT_RECEPTION_1:
161 		break; /* BOARD_EVENT_RECEPTION_1 */
162 	case BOARD_EVENT_RECEPTION_LOST_0:
163 		break; /* BOARD_EVENT_RECEPTION_LOST_0 */
164 	case BOARD_EVENT_MULTIPLEX_OK:
165 		break; /* BOARD_EVENT_MULTIPLEX_OK */
166 	case BOARD_EVENT_MULTIPLEX_ERRORS:
167 		break; /* BOARD_EVENT_MULTIPLEX_ERRORS */
168 
169 	default:
170 		sms_err("Unknown SMS board event");
171 		break;
172 	}
173 	return 0;
174 }
175 EXPORT_SYMBOL_GPL(sms_board_event);
176 
177 static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
178 {
179 	int lvl, ret;
180 	u32 gpio;
181 	struct smscore_config_gpio gpioconfig = {
182 		.direction            = SMS_GPIO_DIRECTION_OUTPUT,
183 		.pullupdown           = SMS_GPIO_PULLUPDOWN_NONE,
184 		.inputcharacteristics = SMS_GPIO_INPUTCHARACTERISTICS_NORMAL,
185 		.outputslewrate       = SMS_GPIO_OUTPUTSLEWRATE_FAST,
186 		.outputdriving        = SMS_GPIO_OUTPUTDRIVING_4mA,
187 	};
188 
189 	if (pin == 0)
190 		return -EINVAL;
191 
192 	if (pin < 0) {
193 		/* inverted gpio */
194 		gpio = pin * -1;
195 		lvl = enable ? 0 : 1;
196 	} else {
197 		gpio = pin;
198 		lvl = enable ? 1 : 0;
199 	}
200 
201 	ret = smscore_configure_gpio(coredev, gpio, &gpioconfig);
202 	if (ret < 0)
203 		return ret;
204 
205 	return smscore_set_gpio(coredev, gpio, lvl);
206 }
207 
208 int sms_board_setup(struct smscore_device_t *coredev)
209 {
210 	int board_id = smscore_get_board_id(coredev);
211 	struct sms_board *board = sms_get_board(board_id);
212 
213 	switch (board_id) {
214 	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
215 		/* turn off all LEDs */
216 		sms_set_gpio(coredev, board->led_power, 0);
217 		sms_set_gpio(coredev, board->led_hi, 0);
218 		sms_set_gpio(coredev, board->led_lo, 0);
219 		break;
220 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
221 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
222 		/* turn off LNA */
223 		sms_set_gpio(coredev, board->lna_ctrl, 0);
224 		break;
225 	}
226 	return 0;
227 }
228 EXPORT_SYMBOL_GPL(sms_board_setup);
229 
230 int sms_board_power(struct smscore_device_t *coredev, int onoff)
231 {
232 	int board_id = smscore_get_board_id(coredev);
233 	struct sms_board *board = sms_get_board(board_id);
234 
235 	switch (board_id) {
236 	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
237 		/* power LED */
238 		sms_set_gpio(coredev,
239 			     board->led_power, onoff ? 1 : 0);
240 		break;
241 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
242 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
243 		/* LNA */
244 		if (!onoff)
245 			sms_set_gpio(coredev, board->lna_ctrl, 0);
246 		break;
247 	}
248 	return 0;
249 }
250 EXPORT_SYMBOL_GPL(sms_board_power);
251 
252 int sms_board_led_feedback(struct smscore_device_t *coredev, int led)
253 {
254 	int board_id = smscore_get_board_id(coredev);
255 	struct sms_board *board = sms_get_board(board_id);
256 
257 	/* dont touch GPIO if LEDs are already set */
258 	if (smscore_led_state(coredev, -1) == led)
259 		return 0;
260 
261 	switch (board_id) {
262 	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
263 		sms_set_gpio(coredev,
264 			     board->led_lo, (led & SMS_LED_LO) ? 1 : 0);
265 		sms_set_gpio(coredev,
266 			     board->led_hi, (led & SMS_LED_HI) ? 1 : 0);
267 
268 		smscore_led_state(coredev, led);
269 		break;
270 	}
271 	return 0;
272 }
273 EXPORT_SYMBOL_GPL(sms_board_led_feedback);
274 
275 int sms_board_lna_control(struct smscore_device_t *coredev, int onoff)
276 {
277 	int board_id = smscore_get_board_id(coredev);
278 	struct sms_board *board = sms_get_board(board_id);
279 
280 	sms_debug("%s: LNA %s", __func__, onoff ? "enabled" : "disabled");
281 
282 	switch (board_id) {
283 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
284 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
285 		sms_set_gpio(coredev,
286 			     board->rf_switch, onoff ? 1 : 0);
287 		return sms_set_gpio(coredev,
288 				    board->lna_ctrl, onoff ? 1 : 0);
289 	}
290 	return -EINVAL;
291 }
292 EXPORT_SYMBOL_GPL(sms_board_lna_control);
293 
294 int sms_board_load_modules(int id)
295 {
296 	switch (id) {
297 	case SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT:
298 	case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A:
299 	case SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B:
300 	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
301 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
302 	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
303 		request_module("smsdvb");
304 		break;
305 	default:
306 		/* do nothing */
307 		break;
308 	}
309 	return 0;
310 }
311 EXPORT_SYMBOL_GPL(sms_board_load_modules);
312