path: root/drivers/media/common/siano/smsdvb-main.c

// SPDX-License-Identifier: GPL-2.0-or-later
/****************************************************************

Siano Mobile Silicon, Inc.
MDTV receiver kernel modules.
Copyright (C) 2006-2008, Uri Shkolnik


****************************************************************/

#include "smscoreapi.h"

#include <linux/module.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <asm/div64.h>

#include <media/dmxdev.h>
#include <media/dvbdev.h>
#include <media/dvb_demux.h>
#include <media/dvb_frontend.h>

#include "sms-cards.h"

#include "smsdvb.h"

DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);

static LIST_HEAD(g_smsdvb_clients);
static DEFINE_MUTEX(g_smsdvb_clientslock);

static u32 sms_to_guard_interval_table[] = {
	[0] = GUARD_INTERVAL_1_32,
	[1] = GUARD_INTERVAL_1_16,
	[2] = GUARD_INTERVAL_1_8,
	[3] = GUARD_INTERVAL_1_4,
};

static u32 sms_to_code_rate_table[] = {
	[0] = FEC_1_2,
	[1] = FEC_2_3,
	[2] = FEC_3_4,
	[3] = FEC_5_6,
	[4] = FEC_7_8,
};


static u32 sms_to_hierarchy_table[] = {
	[0] = HIERARCHY_NONE,
	[1] = HIERARCHY_1,
	[2] = HIERARCHY_2,
	[3] = HIERARCHY_4,
};

static u32 sms_to_modulation_table[] = {
	[0] = QPSK,
	[1] = QAM_16,
	[2] = QAM_64,
	[3] = DQPSK,
};


/* Events that may come from DVB v3 adapter */
static void sms_board_dvb3_event(struct smsdvb_client_t *client,
		enum SMS_DVB3_EVENTS event) {

	struct smscore_device_t *coredev = client->coredev;
	switch (event) {
	case DVB3_EVENT_INIT:
		pr_debug("DVB3_EVENT_INIT\n");
		sms_board_event(coredev, BOARD_EVENT_BIND);
		break;
	case DVB3_EVENT_SLEEP:
		pr_debug("DVB3_EVENT_SLEEP\n");
		sms_board_event(coredev, BOARD_EVENT_POWER_SUSPEND);
		break;
	case DVB3_EVENT_HOTPLUG:
		pr_debug("DVB3_EVENT_HOTPLUG\n");
		sms_board_event(coredev, BOARD_EVENT_POWER_INIT);
		break;
	case DVB3_EVENT_FE_LOCK:
		if (client->event_fe_state != DVB3_EVENT_FE_LOCK) {
			client->event_fe_state = DVB3_EVENT_FE_LOCK;
			pr_debug("DVB3_EVENT_FE_LOCK\n");
			sms_board_event(coredev, BOARD_EVENT_FE_LOCK);
		}
		break;
	case DVB3_EVENT_FE_UNLOCK:
		if (client->event_fe_state != DVB3_EVENT_FE_UNLOCK) {
			client->event_fe_state = DVB3_EVENT_FE_UNLOCK;
			pr_debug("DVB3_EVENT_FE_UNLOCK\n");
			sms_board_event(coredev, BOARD_EVENT_FE_UNLOCK);
		}
		break;
	case DVB3_EVENT_UNC_OK:
		if (client->event_unc_state != DVB3_EVENT_UNC_OK) {
			client->event_unc_state = DVB3_EVENT_UNC_OK;
			pr_debug("DVB3_EVENT_UNC_OK\n");
			sms_board_event(coredev, BOARD_EVENT_MULTIPLEX_OK);
		}
		break;
	case DVB3_EVENT_UNC_ERR:
		if (client->event_unc_state != DVB3_EVENT_UNC_ERR) {
			client->event_unc_state = DVB3_EVENT_UNC_ERR;
			pr_debug("DVB3_EVENT_UNC_ERR\n");
			sms_board_event(coredev, BOARD_EVENT_MULTIPLEX_ERRORS);
		}
		break;

	default:
		pr_err("Unknown dvb3 api event\n");
		break;
	}
}

static void