cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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sms-cards.c (9665B)

      1// SPDX-License-Identifier: GPL-2.0-only
      2/*
      3 *  Card-specific functions for the Siano SMS1xxx USB dongle
      4 *
      5 *  Copyright (c) 2008 Michael Krufky <mkrufky@linuxtv.org>
      6 */
      7
      8#include "sms-cards.h"
      9#include "smsir.h"
     10#include <linux/module.h>
     11
     12static struct sms_board sms_boards[] = {
     13	[SMS_BOARD_UNKNOWN] = {
     14		.name	= "Unknown board",
     15		.type = SMS_UNKNOWN_TYPE,
     16		.default_mode = DEVICE_MODE_NONE,
     17	},
     18	[SMS1XXX_BOARD_SIANO_STELLAR] = {
     19		.name	= "Siano Stellar Digital Receiver",
     20		.type	= SMS_STELLAR,
     21		.default_mode = DEVICE_MODE_DVBT_BDA,
     22	},
     23	[SMS1XXX_BOARD_SIANO_NOVA_A] = {
     24		.name	= "Siano Nova A Digital Receiver",
     25		.type	= SMS_NOVA_A0,
     26		.default_mode = DEVICE_MODE_DVBT_BDA,
     27	},
     28	[SMS1XXX_BOARD_SIANO_NOVA_B] = {
     29		.name	= "Siano Nova B Digital Receiver",
     30		.type	= SMS_NOVA_B0,
     31		.default_mode = DEVICE_MODE_DVBT_BDA,
     32	},
     33	[SMS1XXX_BOARD_SIANO_VEGA] = {
     34		.name	= "Siano Vega Digital Receiver",
     35		.type	= SMS_VEGA,
     36		.default_mode = DEVICE_MODE_CMMB,
     37	},
     38	[SMS1XXX_BOARD_HAUPPAUGE_CATAMOUNT] = {
     39		.name	= "Hauppauge Catamount",
     40		.type	= SMS_STELLAR,
     41		.fw[DEVICE_MODE_DVBT_BDA] = SMS_FW_DVBT_STELLAR,
     42		.default_mode = DEVICE_MODE_DVBT_BDA,
     43	},
     44	[SMS1XXX_BOARD_HAUPPAUGE_OKEMO_A] = {
     45		.name	= "Hauppauge Okemo-A",
     46		.type	= SMS_NOVA_A0,
     47		.fw[DEVICE_MODE_DVBT_BDA] = SMS_FW_DVBT_NOVA_A,
     48		.default_mode = DEVICE_MODE_DVBT_BDA,
     49	},
     50	[SMS1XXX_BOARD_HAUPPAUGE_OKEMO_B] = {
     51		.name	= "Hauppauge Okemo-B",
     52		.type	= SMS_NOVA_B0,
     53		.fw[DEVICE_MODE_DVBT_BDA] = SMS_FW_DVBT_NOVA_B,
     54		.default_mode = DEVICE_MODE_DVBT_BDA,
     55	},
     56	[SMS1XXX_BOARD_HAUPPAUGE_WINDHAM] = {
     57		.name	= "Hauppauge WinTV MiniStick",
     58		.type	= SMS_NOVA_B0,
     59		.fw[DEVICE_MODE_ISDBT_BDA] = SMS_FW_ISDBT_HCW_55XXX,
     60		.fw[DEVICE_MODE_DVBT_BDA]  = SMS_FW_DVBT_HCW_55XXX,
     61		.default_mode = DEVICE_MODE_DVBT_BDA,
     62		.rc_codes = RC_MAP_HAUPPAUGE,
     63		.board_cfg.leds_power = 26,
     64		.board_cfg.led0 = 27,
     65		.board_cfg.led1 = 28,
     66		.board_cfg.ir = 9,
     67		.led_power = 26,
     68		.led_lo    = 27,
     69		.led_hi    = 28,
     70	},
     71	[SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD] = {
     72		.name	= "Hauppauge WinTV MiniCard",
     73		.type	= SMS_NOVA_B0,
     74		.fw[DEVICE_MODE_DVBT_BDA] = SMS_FW_DVBT_HCW_55XXX,
     75		.default_mode = DEVICE_MODE_DVBT_BDA,
     76		.lna_ctrl  = 29,
     77		.board_cfg.foreign_lna0_ctrl = 29,
     78		.rf_switch = 17,
     79		.board_cfg.rf_switch_uhf = 17,
     80	},
     81	[SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2] = {
     82		.name	= "Hauppauge WinTV MiniCard Rev 2",
     83		.type	= SMS_NOVA_B0,
     84		.fw[DEVICE_MODE_DVBT_BDA] = SMS_FW_DVBT_HCW_55XXX,
     85		.default_mode = DEVICE_MODE_DVBT_BDA,
     86		.lna_ctrl  = -1,
     87	},
     88	[SMS1XXX_BOARD_SIANO_NICE] = {
     89		.name = "Siano Nice Digital Receiver",
     90		.type = SMS_NOVA_B0,
     91		.default_mode = DEVICE_MODE_DVBT_BDA,
     92	},
     93	[SMS1XXX_BOARD_SIANO_VENICE] = {
     94		.name = "Siano Venice Digital Receiver",
     95		.type = SMS_VEGA,
     96		.default_mode = DEVICE_MODE_CMMB,
     97	},
     98	[SMS1XXX_BOARD_SIANO_STELLAR_ROM] = {
     99		.name = "Siano Stellar Digital Receiver ROM",
    100		.type = SMS_STELLAR,
    101		.default_mode = DEVICE_MODE_DVBT_BDA,
    102		.intf_num = 1,
    103	},
    104	[SMS1XXX_BOARD_ZTE_DVB_DATA_CARD] = {
    105		.name = "ZTE Data Card Digital Receiver",
    106		.type = SMS_NOVA_B0,
    107		.default_mode = DEVICE_MODE_DVBT_BDA,
    108		.intf_num = 5,
    109		.mtu = 15792,
    110	},
    111	[SMS1XXX_BOARD_ONDA_MDTV_DATA_CARD] = {
    112		.name = "ONDA Data Card Digital Receiver",
    113		.type = SMS_NOVA_B0,
    114		.default_mode = DEVICE_MODE_DVBT_BDA,
    115		.intf_num = 6,
    116		.mtu = 15792,
    117	},
    118	[SMS1XXX_BOARD_SIANO_MING] = {
    119		.name = "Siano Ming Digital Receiver",
    120		.type = SMS_MING,
    121		.default_mode = DEVICE_MODE_CMMB,
    122	},
    123	[SMS1XXX_BOARD_SIANO_PELE] = {
    124		.name = "Siano Pele Digital Receiver",
    125		.type = SMS_PELE,
    126		.default_mode = DEVICE_MODE_ISDBT_BDA,
    127	},
    128	[SMS1XXX_BOARD_SIANO_RIO] = {
    129		.name = "Siano Rio Digital Receiver",
    130		.type = SMS_RIO,
    131		.default_mode = DEVICE_MODE_ISDBT_BDA,
    132	},
    133	[SMS1XXX_BOARD_SIANO_DENVER_1530] = {
    134		.name = "Siano Denver (ATSC-M/H) Digital Receiver",
    135		.type = SMS_DENVER_1530,
    136		.default_mode = DEVICE_MODE_ATSC,
    137		.crystal = 2400,
    138	},
    139	[SMS1XXX_BOARD_SIANO_DENVER_2160] = {
    140		.name = "Siano Denver (TDMB) Digital Receiver",
    141		.type = SMS_DENVER_2160,
    142		.default_mode = DEVICE_MODE_DAB_TDMB,
    143	},
    144	[SMS1XXX_BOARD_PCTV_77E] = {
    145		.name	= "Hauppauge microStick 77e",
    146		.type	= SMS_NOVA_B0,
    147		.fw[DEVICE_MODE_DVBT_BDA] = SMS_FW_DVB_NOVA_12MHZ_B0,
    148		.default_mode = DEVICE_MODE_DVBT_BDA,
    149	},
    150};
    151
    152struct sms_board *sms_get_board(unsigned id)
    153{
    154	BUG_ON(id >= ARRAY_SIZE(sms_boards));
    155
    156	return &sms_boards[id];
    157}
    158EXPORT_SYMBOL_GPL(sms_get_board);
    159static inline void sms_gpio_assign_11xx_default_led_config(
    160		struct smscore_config_gpio *p_gpio_config) {
    161	p_gpio_config->direction = SMS_GPIO_DIRECTION_OUTPUT;
    162	p_gpio_config->inputcharacteristics =
    163		SMS_GPIO_INPUTCHARACTERISTICS_NORMAL;
    164	p_gpio_config->outputdriving = SMS_GPIO_OUTPUTDRIVING_4mA;
    165	p_gpio_config->outputslewrate = SMS_GPIO_OUTPUT_SLEW_RATE_0_45_V_NS;
    166	p_gpio_config->pullupdown = SMS_GPIO_PULLUPDOWN_NONE;
    167}
    168
    169int sms_board_event(struct smscore_device_t *coredev,
    170		    enum SMS_BOARD_EVENTS gevent)
    171{
    172	struct smscore_config_gpio my_gpio_config;
    173
    174	sms_gpio_assign_11xx_default_led_config(&my_gpio_config);
    175
    176	switch (gevent) {
    177	case BOARD_EVENT_POWER_INIT: /* including hotplug */
    178		break; /* BOARD_EVENT_BIND */
    179
    180	case BOARD_EVENT_POWER_SUSPEND:
    181		break; /* BOARD_EVENT_POWER_SUSPEND */
    182
    183	case BOARD_EVENT_POWER_RESUME:
    184		break; /* BOARD_EVENT_POWER_RESUME */
    185
    186	case BOARD_EVENT_BIND:
    187		break; /* BOARD_EVENT_BIND */
    188
    189	case BOARD_EVENT_SCAN_PROG:
    190		break; /* BOARD_EVENT_SCAN_PROG */
    191	case BOARD_EVENT_SCAN_COMP:
    192		break; /* BOARD_EVENT_SCAN_COMP */
    193	case BOARD_EVENT_EMERGENCY_WARNING_SIGNAL:
    194		break; /* BOARD_EVENT_EMERGENCY_WARNING_SIGNAL */
    195	case BOARD_EVENT_FE_LOCK:
    196		break; /* BOARD_EVENT_FE_LOCK */
    197	case BOARD_EVENT_FE_UNLOCK:
    198		break; /* BOARD_EVENT_FE_UNLOCK */
    199	case BOARD_EVENT_DEMOD_LOCK:
    200		break; /* BOARD_EVENT_DEMOD_LOCK */
    201	case BOARD_EVENT_DEMOD_UNLOCK:
    202		break; /* BOARD_EVENT_DEMOD_UNLOCK */
    203	case BOARD_EVENT_RECEPTION_MAX_4:
    204		break; /* BOARD_EVENT_RECEPTION_MAX_4 */
    205	case BOARD_EVENT_RECEPTION_3:
    206		break; /* BOARD_EVENT_RECEPTION_3 */
    207	case BOARD_EVENT_RECEPTION_2:
    208		break; /* BOARD_EVENT_RECEPTION_2 */
    209	case BOARD_EVENT_RECEPTION_1:
    210		break; /* BOARD_EVENT_RECEPTION_1 */
    211	case BOARD_EVENT_RECEPTION_LOST_0:
    212		break; /* BOARD_EVENT_RECEPTION_LOST_0 */
    213	case BOARD_EVENT_MULTIPLEX_OK:
    214		break; /* BOARD_EVENT_MULTIPLEX_OK */
    215	case BOARD_EVENT_MULTIPLEX_ERRORS:
    216		break; /* BOARD_EVENT_MULTIPLEX_ERRORS */
    217
    218	default:
    219		pr_err("Unknown SMS board event\n");
    220		break;
    221	}
    222	return 0;
    223}
    224EXPORT_SYMBOL_GPL(sms_board_event);
    225
    226static int sms_set_gpio(struct smscore_device_t *coredev, int pin, int enable)
    227{
    228	int lvl, ret;
    229	u32 gpio;
    230	struct smscore_config_gpio gpioconfig = {
    231		.direction            = SMS_GPIO_DIRECTION_OUTPUT,
    232		.pullupdown           = SMS_GPIO_PULLUPDOWN_NONE,
    233		.inputcharacteristics = SMS_GPIO_INPUTCHARACTERISTICS_NORMAL,
    234		.outputslewrate       = SMS_GPIO_OUTPUT_SLEW_RATE_FAST,
    235		.outputdriving        = SMS_GPIO_OUTPUTDRIVING_S_4mA,
    236	};
    237
    238	if (pin == 0)
    239		return -EINVAL;
    240
    241	if (pin < 0) {
    242		/* inverted gpio */
    243		gpio = pin * -1;
    244		lvl = enable ? 0 : 1;
    245	} else {
    246		gpio = pin;
    247		lvl = enable ? 1 : 0;
    248	}
    249
    250	ret = smscore_configure_gpio(coredev, gpio, &gpioconfig);
    251	if (ret < 0)
    252		return ret;
    253
    254	return smscore_set_gpio(coredev, gpio, lvl);
    255}
    256
    257int sms_board_setup(struct smscore_device_t *coredev)
    258{
    259	int board_id = smscore_get_board_id(coredev);
    260	struct sms_board *board = sms_get_board(board_id);
    261
    262	switch (board_id) {
    263	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
    264		/* turn off all LEDs */
    265		sms_set_gpio(coredev, board->led_power, 0);
    266		sms_set_gpio(coredev, board->led_hi, 0);
    267		sms_set_gpio(coredev, board->led_lo, 0);
    268		break;
    269	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
    270	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
    271		/* turn off LNA */
    272		sms_set_gpio(coredev, board->lna_ctrl, 0);
    273		break;
    274	}
    275	return 0;
    276}
    277EXPORT_SYMBOL_GPL(sms_board_setup);
    278
    279int sms_board_power(struct smscore_device_t *coredev, int onoff)
    280{
    281	int board_id = smscore_get_board_id(coredev);
    282	struct sms_board *board = sms_get_board(board_id);
    283
    284	switch (board_id) {
    285	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
    286		/* power LED */
    287		sms_set_gpio(coredev,
    288			     board->led_power, onoff ? 1 : 0);
    289		break;
    290	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
    291	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
    292		/* LNA */
    293		if (!onoff)
    294			sms_set_gpio(coredev, board->lna_ctrl, 0);
    295		break;
    296	}
    297	return 0;
    298}
    299EXPORT_SYMBOL_GPL(sms_board_power);
    300
    301int sms_board_led_feedback(struct smscore_device_t *coredev, int led)
    302{
    303	int board_id = smscore_get_board_id(coredev);
    304	struct sms_board *board = sms_get_board(board_id);
    305
    306	/* don't touch GPIO if LEDs are already set */
    307	if (smscore_led_state(coredev, -1) == led)
    308		return 0;
    309
    310	switch (board_id) {
    311	case SMS1XXX_BOARD_HAUPPAUGE_WINDHAM:
    312		sms_set_gpio(coredev,
    313			     board->led_lo, (led & SMS_LED_LO) ? 1 : 0);
    314		sms_set_gpio(coredev,
    315			     board->led_hi, (led & SMS_LED_HI) ? 1 : 0);
    316
    317		smscore_led_state(coredev, led);
    318		break;
    319	}
    320	return 0;
    321}
    322EXPORT_SYMBOL_GPL(sms_board_led_feedback);
    323
    324int sms_board_lna_control(struct smscore_device_t *coredev, int onoff)
    325{
    326	int board_id = smscore_get_board_id(coredev);
    327	struct sms_board *board = sms_get_board(board_id);
    328
    329	pr_debug("%s: LNA %s\n", __func__, onoff ? "enabled" : "disabled");
    330
    331	switch (board_id) {
    332	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD_R2:
    333	case SMS1XXX_BOARD_HAUPPAUGE_TIGER_MINICARD:
    334		sms_set_gpio(coredev,
    335			     board->rf_switch, onoff ? 1 : 0);
    336		return sms_set_gpio(coredev,
    337				    board->lna_ctrl, onoff ? 1 : 0);
    338	}
    339	return -EINVAL;
    340}
    341EXPORT_SYMBOL_GPL(sms_board_lna_control);
    342
    343int sms_board_load_modules(int id)
    344{
    345	request_module("smsdvb");
    346	return 0;
    347}
    348EXPORT_SYMBOL_GPL(sms_board_load_modules);