DVB: add firesat driver

Original code written by Christian Dolzer <c.dolzer@digital-everywhere.com>

Cleaned up by Greg.

Major cleanup and reorg by Manu Abraham <manu@linuxtv.org>

Additions also by Ben Backx <ben@bbackx.com>

Cc: Christian Dolzer <c.dolzer@digital-everywhere.com>
Cc: Andreas Monitzer <andy@monitzer.com>
Cc: Manu Abraham <manu@linuxtv.org>
Cc: Fabio De Lorenzo <delorenzo.fabio@gmail.com>
Cc: Robert Berger <robert.berger@reliableembeddedsystems.com>
Signed-off-by: Ben Backx <ben@bbackx.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

Added missing dependency to dvb/firesat/Kconfig,
Reported-by: Randy Dunlap <randy.dunlap@oracle.com>

Tweaked dvb/Makefile.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

1 files changed, 848 insertions, 0 deletions

diff --git a/drivers/media/dvb/firesat/avc_api.c b/drivers/media/dvb/firesat/avc_api.c
new file mode 100644
index 000000000000..d70795623fb9
--- /dev/null
+++ b/drivers/media/dvb/firesat/avc_api.c
@@ -0,0 +1,848 @@
+/*
+ * FireSAT AVC driver
+ *
+ * Copyright (c) 2004 Andreas Monitzer <andy@monitzer.com>
+ * Copyright (c) 2008 Ben Backx <ben@bbackx.com>
+ *
+ *	This program is free software; you can redistribute it and/or
+ *	modify it under the terms of the GNU General Public License as
+ *	published by the Free Software Foundation; either version 2 of
+ *	the License, or (at your option) any later version.
+ */
+
+#include "firesat.h"
+#include <ieee1394_transactions.h>
+#include <nodemgr.h>
+#include <asm/byteorder.h>
+#include <linux/delay.h>
+#include "avc_api.h"
+#include "firesat-rc.h"
+
+#define RESPONSE_REGISTER				0xFFFFF0000D00ULL
+#define COMMAND_REGISTER				0xFFFFF0000B00ULL
+#define PCR_BASE_ADDRESS				0xFFFFF0000900ULL
+
+static int __AVCRegisterRemoteControl(struct firesat*firesat, int internal);
+
+/* Frees an allocated packet */
+static void avc_free_packet(struct hpsb_packet *packet)
+{
+	hpsb_free_tlabel(packet);
+	hpsb_free_packet(packet);
+}
+
+/*
+ * Goofy routine that basically does a down_timeout function.
+ * Stolen from sbp2.c
+ */
+static int avc_down_timeout(atomic_t *done, int timeout)
+{
+	int i;
+
+	for (i = timeout; (i > 0 && atomic_read(done) == 0); i-= HZ/10) {
+		set_current_state(TASK_INTERRUPTIBLE);
+		if (schedule_timeout(HZ/10))	/* 100ms */
+			return(1);
+	}
+	return ((i > 0) ? 0:1);
+}
+
+static int __AVCWrite(struct firesat *firesat, const AVCCmdFrm *CmdFrm, AVCRspFrm *RspFrm) {
+	struct hpsb_packet *packet;
+	struct node_entry *ne;
+
+	ne = firesat->nodeentry;
+	if(!ne) {
+		printk("%s: lost node!\n",__func__);
+		return -EIO;
+	}
+
+	/* need all input data */
+	if(!firesat || !ne || !CmdFrm)
+		return -EINVAL;
+
+//	printk(KERN_INFO "AVCWrite command %x\n",CmdFrm->opcode);
+
+//	for(k=0;k<CmdFrm->length;k++)
+//		printk(KERN_INFO "CmdFrm[%d] = %08x\n", k, ((quadlet_t*)CmdFrm)[k]);
+
+	packet=hpsb_make_writepacket(ne->host, ne->nodeid, COMMAND_REGISTER,
+			(quadlet_t*)CmdFrm, CmdFrm->length);
+
+	hpsb_set_packet_complete_task(packet, (void (*)(void*))avc_free_packet,
+				  packet);
+
+	hpsb_node_fill_packet(ne, packet);
+
+	if(RspFrm)
+		atomic_set(&firesat->avc_reply_received, 0);
+
+	if (hpsb_send_packet(packet) < 0) {
+		avc_free_packet(packet);
+		atomic_set(&firesat->avc_reply_received, 1);
+		return -EIO;
+	}
+
+	if(RspFrm) {
+		if(avc_down_timeout(&firesat->avc_reply_received,HZ/2)) {
+		printk("%s: timeout waiting for avc response\n",__func__);
+			atomic_set(&firesat->avc_reply_received, 1);
+		return -ETIMEDOUT;
+	}
+
+		memcpy(RspFrm,firesat->respfrm,firesat->resp_length);
+	}
+
+	return 0;
+}
+
+int AVCWrite(struct firesat*firesat, const AVCCmdFrm *CmdFrm, AVCRspFrm *RspFrm) {
+	int ret;
+	if(down_interruptible(&firesat->avc_sem))
+		return -EINTR;
+
+	ret = __AVCWrite(firesat, CmdFrm, RspFrm);
+
+	up(&firesat->avc_sem);
+	return ret;
+}
+
+static void do_schedule_remotecontrol(unsigned long ignored);
+DECLARE_TASKLET(schedule_remotecontrol, do_schedule_remotecontrol, 0);
+
+static void do_schedule_remotecontrol(unsigned long ignored) {
+	struct firesat *firesat;
+	unsigned long flags;
+
+	spin_lock_irqsave(&firesat_list_lock, flags);
+	list_for_each_entry(firesat,&firesat_list,list) {
+		if(atomic_read(&firesat->reschedule_remotecontrol) == 1) {
+			if(down_trylock(&firesat->avc_sem))
+				tasklet_schedule(&schedule_remotecontrol);
+			else {
+				if(__AVCRegisterRemoteControl(firesat, 1) == 0)
+					atomic_set(&firesat->reschedule_remotecontrol, 0);
+				else
+					tasklet_schedule(&schedule_remotecontrol);
+
+				up(&firesat->avc_sem);
+			}
+		}
+	}
+	spin_unlock_irqrestore(&firesat_list_lock, flags);
+}
+
+int AVCRecv(struct firesat *firesat, u8 *data, size_t length) {
+//	printk(KERN_INFO "%s\n",__func__);
+
+	// remote control handling
+
+	AVCRspFrm *RspFrm = (AVCRspFrm*)data;
+
+	if(/*RspFrm->length >= 8 && ###*/
+			((RspFrm->operand[0] == SFE_VENDOR_DE_COMPANYID_0 &&
+			RspFrm->operand[1] == SFE_VENDOR_DE_COMPANYID_1 &&
+			RspFrm->operand[2] == SFE_VENDOR_DE_COMPANYID_2)) &&
+			RspFrm->operand[3] == SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL) {
+		if(RspFrm->resp == CHANGED) {
+//			printk(KERN_INFO "%s: code = %02x %02x\n",__func__,RspFrm->operand[4],RspFrm->operand[5]);
+			firesat_got_remotecontrolcode((((u16)RspFrm->operand[4]) << 8) | ((u16)RspFrm->operand[5]));
+
+			// schedule
+			atomic_set(&firesat->reschedule_remotecontrol, 1);
+			tasklet_schedule(&schedule_remotecontrol);
+		} else if(RspFrm->resp != INTERIM)
+			printk(KERN_INFO "%s: remote control result = %d\n",__func__, RspFrm->resp);
+		return 0;
+	}
+
+	if(atomic_read(&firesat->avc_reply_received) == 1) {
+		printk("%s: received out-of-order AVC response, ignored\n",__func__);
+		return -EINVAL;
+	}
+//	AVCRspFrm *resp=(AVCRspFrm *)data;
+//	int k;
+/*
+	printk(KERN_INFO "resp=0x%x\n",resp->resp);
+	printk(KERN_INFO "cts=0x%x\n",resp->cts);
+	printk(KERN_INFO "suid=0x%x\n",resp->suid);
+	printk(KERN_INFO "sutyp=0x%x\n",resp->sutyp);
+	printk(KERN_INFO "opcode=0x%x\n",resp->opcode);
+	printk(KERN_INFO "length=%d\n",resp->length);
+*/
+//	for(k=0;k<2;k++)
+//		printk(KERN_INFO "operand[%d]=%02x\n",k,resp->operand[k]);
+
+	memcpy(firesat->respfrm,data,length);
+	firesat->resp_length=length;
+
+	atomic_set(&firesat->avc_reply_received, 1);
+
+	return 0;
+}
+
+// tuning command for setting the relative LNB frequency (not supported by the AVC standard)
+static void AVCTuner_tuneQPSK(struct firesat *firesat, struct dvb_frontend_parameters *params, AVCCmdFrm *CmdFrm) {
+	memset(CmdFrm, 0, sizeof(AVCCmdFrm));
+
+	CmdFrm->cts = AVC;
+	CmdFrm->ctype = CONTROL;
+	CmdFrm->sutyp = 0x5;
+	CmdFrm->suid = firesat->subunit;
+	CmdFrm->opcode = VENDOR;
+
+	CmdFrm->operand[0]=SFE_VENDOR_DE_COMPANYID_0;
+	CmdFrm->operand[1]=SFE_VENDOR_DE_COMPANYID_1;
+	CmdFrm->operand[2]=SFE_VENDOR_DE_COMPANYID_2;
+	CmdFrm->operand[3]=SFE_VENDOR_OPCODE_TUNE_QPSK;
+
+	printk(KERN_INFO "%s: tuning to frequency %u\n",__func__,params->frequency);
+
+	CmdFrm->operand[4] = (params->frequency >> 24) & 0xFF;
+	CmdFrm->operand[5] = (params->frequency >> 16) & 0xFF;
+	CmdFrm->operand[6] = (params->frequency >> 8) & 0xFF;
+	CmdFrm->operand[7] = params->frequency & 0xFF;
+
+	printk(KERN_INFO "%s: symbol rate = %uBd\n",__func__,params->u.qpsk.symbol_rate);
+
+	CmdFrm->operand[8] = ((params->u.qpsk.symbol_rate/1000) >> 8) & 0xFF;
+	CmdFrm->operand[9] = (params->u.qpsk.symbol_rate/1000) & 0xFF;
+
+	switch(params->u.qpsk.fec_inner) {
+	case FEC_1_2:
+		CmdFrm->operand[10] = 0x1;
+		break;
+	case FEC_2_3:
+		CmdFrm->operand[10] = 0x2;
+		break;
+	case FEC_3_4:
+		CmdFrm->operand[10] = 0x3;
+		break;
+	case FEC_5_6:
+		CmdFrm->operand[10] = 0x4;
+		break;
+	case FEC_7_8:
+		CmdFrm->operand[10] = 0x5;
+		break;
+	case FEC_4_5:
+	case FEC_8_9:
+	case FEC_AUTO:
+	default:
+		CmdFrm->operand[10] = 0x0;
+	}
+
+	if(firesat->voltage == 0xff)
+		CmdFrm->operand[11] = 0xff;
+	else
+		CmdFrm->operand[11] = (firesat->voltage==SEC_VOLTAGE_18)?0:1; // polarisation
+	if(firesat->tone == 0xff)
+		CmdFrm->operand[12] = 0xff;
+	else
+		CmdFrm->operand[12] = (firesat->tone==SEC_TONE_ON)?1:0; // band
+
+	CmdFrm->length = 16;
+}
+
+int AVCTuner_DSD(struct firesat *firesat, struct dvb_frontend_parameters *params, BYTE *status) {
+	AVCCmdFrm CmdFrm;
+	AVCRspFrm RspFrm;
+	M_VALID_FLAGS flags;
+	int k;
+
+//	printk(KERN_INFO "%s\n", __func__);
+
+	if(firesat->type == FireSAT_DVB_S)
+		AVCTuner_tuneQPSK(firesat, params, &CmdFrm);
+	else {
+		if(firesat->type == FireSAT_DVB_T) {
+			flags.Bits_T.GuardInterval = (params->u.ofdm.guard_interval != GUARD_INTERVAL_AUTO);
+			flags.Bits_T.CodeRateLPStream = (params->u.ofdm.code_rate_LP != FEC_AUTO);
+			flags.Bits_T.CodeRateHPStream = (params->u.ofdm.code_rate_HP != FEC_AUTO);
+			flags.Bits_T.HierarchyInfo = (params->u.ofdm.hierarchy_information != HIERARCHY_AUTO);
+			flags.Bits_T.Constellation = (params->u.ofdm.constellation != QAM_AUTO);
+			flags.Bits_T.Bandwidth = (params->u.ofdm.bandwidth != BANDWIDTH_AUTO);
+			flags.Bits_T.CenterFrequency = 1;
+			flags.Bits_T.reserved1 = 0;
+			flags.Bits_T.reserved2 = 0;
+			flags.Bits_T.OtherFrequencyFlag = 0;
+			flags.Bits_T.TransmissionMode = (params->u.ofdm.transmission_mode != TRANSMISSION_MODE_AUTO);
+			flags.Bits_T.NetworkId = 0;
+		} else {
+			flags.Bits.Modulation = 0;
+			if(firesat->type == FireSAT_DVB_S) {
+				flags.Bits.FEC_inner = 1;
+			} else if(firesat->type == FireSAT_DVB_C) {
+				flags.Bits.FEC_inner = 0;
+			}
+			flags.Bits.FEC_outer = 0;
+			flags.Bits.Symbol_Rate = 1;
+			flags.Bits.Frequency = 1;
+			flags.Bits.Orbital_Pos = 0;
+			if(firesat->type == FireSAT_DVB_S) {
+				flags.Bits.Polarisation = 1;
+			} else if(firesat->type == FireSAT_DVB_C) {
+				flags.Bits.Polarisation = 0;
+			}
+			flags.Bits.reserved_fields = 0;
+			flags.Bits.reserved1 = 0;
+			flags.Bits.Network_ID = 0;
+		}
+
+		memset(&CmdFrm, 0, sizeof(AVCCmdFrm));
+
+		CmdFrm.cts	= AVC;
+		CmdFrm.ctype	= CONTROL;
+		CmdFrm.sutyp	= 0x5;
+		CmdFrm.suid	= firesat->subunit;
+		CmdFrm.opcode	= DSD;
+
+		CmdFrm.operand[0]  = 0; // source plug
+		CmdFrm.operand[1]  = 0xD2; // subfunction replace
+		CmdFrm.operand[2]  = 0x20; // system id = DVB
+		CmdFrm.operand[3]  = 0x00; // antenna number
+		CmdFrm.operand[4]  = (firesat->type == FireSAT_DVB_T)?0x0c:0x11; // system_specific_multiplex selection_length
+		CmdFrm.operand[5]  = flags.Valid_Word.ByteHi; // valid_flags [0]
+		CmdFrm.operand[6]  = flags.Valid_Word.ByteLo; // valid_flags [1]
+
+		if(firesat->type == FireSAT_DVB_T) {
+			CmdFrm.operand[7]  = 0x0;
+			CmdFrm.operand[8]  = (params->frequency/10) >> 24;
+			CmdFrm.operand[9]  = ((params->frequency/10) >> 16) & 0xFF;
+			CmdFrm.operand[10] = ((params->frequency/10) >>  8) & 0xFF;
+			CmdFrm.operand[11] = (params->frequency/10) & 0xFF;
+			switch(params->u.ofdm.bandwidth) {
+			case BANDWIDTH_7_MHZ:
+				CmdFrm.operand[12] = 0x20;
+				break;
+			case BANDWIDTH_8_MHZ:
+			case BANDWIDTH_6_MHZ: // not defined by AVC spec
+			case BANDWIDTH_AUTO:
+			default:
+				CmdFrm.operand[12] = 0x00;
+			}
+			switch(params->u.ofdm.constellation) {
+			case QAM_16:
+				CmdFrm.operand[13] = 1 << 6;
+				break;
+			case QAM_64:
+				CmdFrm.operand[13] = 2 << 6;
+				break;
+			case QPSK:
+			default:
+				CmdFrm.operand[13] = 0x00;
+			}
+			switch(params->u.ofdm.hierarchy_information) {
+			case HIERARCHY_1:
+				CmdFrm.operand[13] |= 1 << 3;
+				break;
+			case HIERARCHY_2:
+				CmdFrm.operand[13] |= 2 << 3;
+				break;
+			case HIERARCHY_4:
+				CmdFrm.operand[13] |= 3 << 3;
+				break;
+			case HIERARCHY_AUTO:
+			case HIERARCHY_NONE:
+			default:
+				break;
+			}
+			switch(params->u.ofdm.code_rate_HP) {
+			case FEC_2_3:
+				CmdFrm.operand[13] |= 1;
+				break;
+			case FEC_3_4:
+				CmdFrm.operand[13] |= 2;
+				break;
+			case FEC_5_6:
+				CmdFrm.operand[13] |= 3;
+				break;
+			case FEC_7_8:
+				CmdFrm.operand[13] |= 4;
+				break;
+			case FEC_1_2:
+			default:
+				break;
+			}
+			switch(params->u.ofdm.code_rate_LP) {
+			case FEC_2_3:
+				CmdFrm.operand[14] = 1 << 5;
+				break;
+			case FEC_3_4:
+				CmdFrm.operand[14] = 2 << 5;
+				break;
+			case FEC_5_6:
+				CmdFrm.operand[14] = 3 << 5;
+				break;
+			case FEC_7_8:
+				CmdFrm.operand[14] = 4 << 5;
+				break;
+			case FEC_1_2:
+			default:
+				CmdFrm.operand[14] = 0x00;
+				break;
+			}
+			switch(params->u.ofdm.guard_interval) {
+			case GUARD_INTERVAL_1_16:
+				CmdFrm.operand[14] |= 1 << 3;
+				break;
+			case GUARD_INTERVAL_1_8:
+				CmdFrm.operand[14] |= 2 << 3;
+				break;
+			case GUARD_INTERVAL_1_4:
+				CmdFrm.operand[14] |= 3 << 3;
+				break;
+			case GUARD_INTERVAL_1_32:
+			case GUARD_INTERVAL_AUTO:
+			default:
+				break;
+			}
+			switch(params->u.ofdm.transmission_mode) {
+			case TRANSMISSION_MODE_8K:
+				CmdFrm.operand[14] |= 1 << 1;
+				break;
+			case TRANSMISSION_MODE_2K:
+			case TRANSMISSION_MODE_AUTO:
+			default:
+				break;
+			}
+
+			CmdFrm.operand[15] = 0x00; // network_ID[0]
+			CmdFrm.operand[16] = 0x00; // network_ID[1]
+			CmdFrm.operand[17] = 0x00; // Nr_of_dsd_sel_specs = 0 - > No PIDs are transmitted
+
+			CmdFrm.length = 20;
+		} else {
+			CmdFrm.operand[7]  = 0x00;
+			CmdFrm.operand[8]  = (((firesat->voltage==SEC_VOLTAGE_18)?0:1)<<6); /* 0 = H, 1 = V */
+			CmdFrm.operand[9]  = 0x00;
+			CmdFrm.operand[10] = 0x00;
+
+			if(firesat->type == FireSAT_DVB_S) {
+				/* ### relative frequency -> absolute frequency */
+				CmdFrm.operand[11] = (((params->frequency/4) >> 16) & 0xFF) | (2 << 6);
+				CmdFrm.operand[12] = ((params->frequency/4) >> 8) & 0xFF;
+				CmdFrm.operand[13] = (params->frequency/4) & 0xFF;
+			} else if(firesat->type == FireSAT_DVB_C) {
+				CmdFrm.operand[11] = (((params->frequency/4000) >> 16) & 0xFF) | (2 << 6);
+				CmdFrm.operand[12] = ((params->frequency/4000) >> 8) & 0xFF;
+				CmdFrm.operand[13] = (params->frequency/4000) & 0xFF;
+			}
+
+			CmdFrm.operand[14] = ((params->u.qpsk.symbol_rate/1000) >> 12) & 0xFF;
+			CmdFrm.operand[15] = ((params->u.qpsk.symbol_rate/1000) >> 4) & 0xFF;
+			CmdFrm.operand[16] = ((params->u.qpsk.symbol_rate/1000) << 4) & 0xF0;
+
+			CmdFrm.operand[17] = 0x00;
+			switch(params->u.qpsk.fec_inner) {
+			case FEC_1_2:
+				CmdFrm.operand[18] = 0x1;
+				break;
+			case FEC_2_3:
+				CmdFrm.operand[18] = 0x2;
+				break;
+			case FEC_3_4:
+				CmdFrm.operand[18] = 0x3;
+				break;
+			case FEC_5_6:
+				CmdFrm.operand[18] = 0x4;
+				break;
+			case FEC_7_8:
+				CmdFrm.operand[18] = 0x5;
+				break;
+			case FEC_4_5:
+			case FEC_8_9:
+			case FEC_AUTO:
+			default:
+				CmdFrm.operand[18] = 0x0;
+			}
+			if(firesat->type == FireSAT_DVB_S) {
+				CmdFrm.operand[19] = 0x08; // modulation
+			} else if(firesat->type == FireSAT_DVB_C) {
+				switch(params->u.qam.modulation) {
+				case QAM_16:
+					CmdFrm.operand[19] = 0x08; // modulation
+					break;
+				case QAM_32:
+					CmdFrm.operand[19] = 0x10; // modulation
+					break;
+				case QAM_64:
+					CmdFrm.operand[19] = 0x18; // modulation
+					break;
+				case QAM_128:
+					CmdFrm.operand[19] = 0x20; // modulation
+					break;
+				case QAM_256:
+					CmdFrm.operand[19] = 0x28; // modulation
+					break;
+				case QAM_AUTO:
+				default:
+					CmdFrm.operand[19] = 0x00; // modulation
+				}
+			}
+			CmdFrm.operand[20] = 0x00;
+			CmdFrm.operand[21] = 0x00;
+			CmdFrm.operand[22] = 0x00; // Nr_of_dsd_sel_specs = 0 - > No PIDs are transmitted
+
+			CmdFrm.length=28;
+		}
+	} // AVCTuner_DSD_direct
+
+	if((k=AVCWrite(firesat,&CmdFrm,&RspFrm)))
+		return k;
+
+//	msleep(250);
+	mdelay(500);
+
+	if(status)
+		*status=RspFrm.operand[2];
+	return 0;
+}
+
+int AVCTuner_SetPIDs(struct firesat *firesat, unsigned char pidc, u16 pid[]) {
+	AVCCmdFrm CmdFrm;
+	AVCRspFrm RspFrm;
+	int pos,k;
+
+	printk(KERN_INFO "%s\n", __func__);
+
+	if(pidc > 16 && pidc != 0xFF)
+		return -EINVAL;
+
+	memset(&CmdFrm, 0, sizeof(AVCCmdFrm));
+
+	CmdFrm.cts	= AVC;
+	CmdFrm.ctype	= CONTROL;
+	CmdFrm.sutyp	= 0x5;
+	CmdFrm.suid	= firesat->subunit;
+	CmdFrm.opcode	= DSD;
+
+	CmdFrm.operand[0]  = 0; // source plug
+	CmdFrm.operand[1]  = 0xD2; // subfunction replace
+	CmdFrm.operand[2]  = 0x20; // system id = DVB
+	CmdFrm.operand[3]  = 0x00; // antenna number
+	CmdFrm.operand[4]  = 0x11; // system_specific_multiplex selection_length
+	CmdFrm.operand[5]  = 0x00; // valid_flags [0]
+	CmdFrm.operand[6]  = 0x00; // valid_flags [1]
+
+	if(firesat->type == FireSAT_DVB_T) {
+/*		CmdFrm.operand[7]  = 0x00;
+		CmdFrm.operand[8]  = 0x00;//(params->frequency/10) >> 24;
+		CmdFrm.operand[9]  = 0x00;//((params->frequency/10) >> 16) & 0xFF;
+		CmdFrm.operand[10] = 0x00;//((params->frequency/10) >>  8) & 0xFF;
+		CmdFrm.operand[11] = 0x00;//(params->frequency/10) & 0xFF;
+		CmdFrm.operand[12] = 0x00;
+		CmdFrm.operand[13] = 0x00;
+		CmdFrm.operand[14] = 0x00;
+
+		CmdFrm.operand[15] = 0x00; // network_ID[0]
+		CmdFrm.operand[16] = 0x00; // network_ID[1]
+*/		CmdFrm.operand[17] = pidc; // Nr_of_dsd_sel_specs
+
+		pos=18;
+	} else {
+/*		CmdFrm.operand[7]  = 0x00;
+		CmdFrm.operand[8]  = 0x00;
+		CmdFrm.operand[9]  = 0x00;
+		CmdFrm.operand[10] = 0x00;
+
+		CmdFrm.operand[11] = 0x00;//(((params->frequency/4) >> 16) & 0xFF) | (2 << 6);
+		CmdFrm.operand[12] = 0x00;//((params->frequency/4) >> 8) & 0xFF;
+		CmdFrm.operand[13] = 0x00;//(params->frequency/4) & 0xFF;
+
+		CmdFrm.operand[14] = 0x00;//((params->u.qpsk.symbol_rate/1000) >> 12) & 0xFF;
+		CmdFrm.operand[15] = 0x00;//((params->u.qpsk.symbol_rate/1000) >> 4) & 0xFF;
+		CmdFrm.operand[16] = 0x00;//((params->u.qpsk.symbol_rate/1000) << 4) & 0xF0;
+
+		CmdFrm.operand[17] = 0x00;
+		CmdFrm.operand[18] = 0x00;
+		CmdFrm.operand[19] = 0x00; // modulation
+		CmdFrm.operand[20] = 0x00;
+		CmdFrm.operand[21] = 0x00;*/
+		CmdFrm.operand[22] = pidc; // Nr_of_dsd_sel_specs
+
+		pos=23;
+	}
+	if(pidc != 0xFF)
+		for(k=0;k<pidc;k++) {
+			CmdFrm.operand[pos++] = 0x13; // flowfunction relay
+			CmdFrm.operand[pos++] = 0x80; // dsd_sel_spec_valid_flags -> PID
+			CmdFrm.operand[pos++] = (pid[k] >> 8) & 0x1F;
+			CmdFrm.operand[pos++] = pid[k] & 0xFF;
+			CmdFrm.operand[pos++] = 0x00; // tableID
+			CmdFrm.operand[pos++] = 0x00; // filter_length
+		}
+
+	CmdFrm.length = pos+3;
+
+	if((pos+3)%4)
+		CmdFrm.length += 4 - ((pos+3)%4);
+
+	if((k=AVCWrite(firesat,&CmdFrm,&RspFrm)))
+		return k;
+
+	mdelay(250);
+
+	return 0;
+}
+
+int AVCTuner_GetTS(struct firesat *firesat){
+	AVCCmdFrm CmdFrm;
+	AVCRspFrm RspFrm;
+	int k;
+
+	printk(KERN_INFO "%s\n", __func__);
+
+	memset(&CmdFrm, 0, sizeof(AVCCmdFrm));
+
+	CmdFrm.cts		= AVC;
+	CmdFrm.ctype	= CONTROL;
+	CmdFrm.sutyp	= 0x5;
+	CmdFrm.suid		= firesat->subunit;
+	CmdFrm.opcode	= DSIT;
+
+	CmdFrm.operand[0]  = 0; // source plug
+	CmdFrm.operand[1]  = 0xD2; // subfunction replace
+	CmdFrm.operand[2]  = 0xFF; //status
+	CmdFrm.operand[3]  = 0x20; // system id = DVB
+	CmdFrm.operand[4]  = 0x00; // antenna number
+	CmdFrm.operand[5]  = 0x0;  // system_specific_search_flags
+	CmdFrm.operand[6]  = 0x11; // system_specific_multiplex selection_length
+	CmdFrm.operand[7]  = 0x00; // valid_flags [0]
+	CmdFrm.operand[8]  = 0x00; // valid_flags [1]
+	CmdFrm.operand[24] = 0x00; // nr_of_dsit_sel_specs (always 0)
+
+	CmdFrm.length = 28;
+
+	if((k=AVCWrite(firesat, &CmdFrm, &RspFrm))) return k;
+
+	mdelay(250);
+	return 0;
+}
+
+int AVCIdentifySubunit(struct firesat *firesat, unsigned char *systemId, int *transport, int *has_ci) {
+	AVCCmdFrm CmdFrm;
+	AVCRspFrm RspFrm;
+
+	memset(&CmdFrm,0,sizeof(AVCCmdFrm));
+
+	CmdFrm.cts = AVC;
+	CmdFrm.ctype = CONTROL;
+	CmdFrm.sutyp = 0x5; // tuner
+	CmdFrm.suid = firesat->subunit;
+	CmdFrm.opcode = READ_DESCRIPTOR;
+
+	CmdFrm.operand[0]=DESCRIPTOR_SUBUNIT_IDENTIFIER;
+	CmdFrm.operand[1]=0xff;
+	CmdFrm.operand[2]=0x00;
+	CmdFrm.operand[3]=0x00; // length highbyte
+	CmdFrm.operand[4]=0x08; // length lowbyte
+	CmdFrm.operand[5]=0x00; // offset highbyte
+	CmdFrm.operand[6]=0x0d; // offset lowbyte
+
+	CmdFrm.length=12;
+
+	if(AVCWrite(firesat,&CmdFrm,&RspFrm)<0)
+		return -EIO;
+
+	if(RspFrm.resp != STABLE && RspFrm.resp != ACCEPTED) {
+		printk("%s: AVCWrite returned error code %d\n",__func__,RspFrm.resp);
+		return -EINVAL;
+	}
+	if(((RspFrm.operand[3] << 8) + RspFrm.operand[4]) != 8) {
+		printk("%s: Invalid response length\n",__func__);
+		return -EINVAL;
+	}
+	if(systemId)
+		*systemId = RspFrm.operand[7];
+	if(transport)
+		*transport = RspFrm.operand[14] & 0x7;
+	switch(RspFrm.operand[14] & 0x7) {
+		case 1:
+			printk(KERN_INFO "%s: found DVB/S\n",__func__);
+			break;
+		case 2:
+			printk(KERN_INFO "%s: found DVB/C\n",__func__);
+			break;
+		case 3:
+			printk(KERN_INFO "%s: found DVB/T\n",__func__);
+			break;
+		default:
+			printk(KERN_INFO "%s: found unknown tuner id %u\n",__func__,RspFrm.operand[14] & 0x7);
+	}
+	if(has_ci)
+		*has_ci = (RspFrm.operand[14] >> 4) & 0x1;
+	return 0;
+}
+
+int AVCTunerStatus(struct firesat *firesat, ANTENNA_INPUT_INFO *antenna_input_info) {
+	AVCCmdFrm CmdFrm;
+	AVCRspFrm RspFrm;
+	int length;
+
+	memset(&CmdFrm, 0, sizeof(AVCCmdFrm));
+
+	CmdFrm.cts=AVC;
+	CmdFrm.ctype=CONTROL;
+	CmdFrm.sutyp=0x05; // tuner
+	CmdFrm.suid=firesat->subunit;
+	CmdFrm.opcode=READ_DESCRIPTOR;
+
+	CmdFrm.operand[0]=DESCRIPTOR_TUNER_STATUS;
+	CmdFrm.operand[1]=0xff;
+	CmdFrm.operand[2]=0x00;
+	CmdFrm.operand[3]=sizeof(ANTENNA_INPUT_INFO) >> 8;
+	CmdFrm.operand[4]=sizeof(ANTENNA_INPUT_INFO) & 0xFF;
+	CmdFrm.operand[5]=0x00;
+	CmdFrm.operand[6]=0x03;
+	CmdFrm.length=12;
+	//Absenden des AVC request und warten auf response
+	if (AVCWrite(firesat,&CmdFrm,&RspFrm) < 0)
+		return -EIO;
+
+	if(RspFrm.resp != STABLE && RspFrm.resp != ACCEPTED) {
+		printk("%s: AVCWrite returned code %d\n",__func__,RspFrm.resp);
+		return -EINVAL;
+	}
+
+	length = (RspFrm.operand[3] << 8) + RspFrm.operand[4];
+	if(length == sizeof(ANTENNA_INPUT_INFO))
+	{
+		memcpy(antenna_input_info,&RspFrm.operand[7],length);
+		return 0;
+	}
+	printk("%s: invalid info returned from AVC\n",__func__);
+	return -EINVAL;
+}
+
+int AVCLNBControl(struct firesat *firesat, char voltage, char burst,
+		  char conttone, char nrdiseq,
+		  struct dvb_diseqc_master_cmd *diseqcmd)
+{
+	AVCCmdFrm CmdFrm;
+	AVCRspFrm RspFrm;
+	int i,j;
+
+	printk(KERN_INFO "%s: voltage = %x, burst = %x, conttone = %x\n",__func__,voltage,burst,conttone);
+
+	memset(&CmdFrm, 0, sizeof(AVCCmdFrm));
+
+	CmdFrm.cts=AVC;
+	CmdFrm.ctype=CONTROL;
+	CmdFrm.sutyp=0x05;
+	CmdFrm.suid=firesat->subunit;
+	CmdFrm.opcode=VENDOR;
+
+	CmdFrm.operand[0]=SFE_VENDOR_DE_COMPANYID_0;
+	CmdFrm.operand[1]=SFE_VENDOR_DE_COMPANYID_1;
+	CmdFrm.operand[2]=SFE_VENDOR_DE_COMPANYID_2;
+	CmdFrm.operand[3]=SFE_VENDOR_OPCODE_LNB_CONTROL;
+
+	CmdFrm.operand[4]=voltage;
+	CmdFrm.operand[5]=nrdiseq;
+
+	i=6;
+
+	for(j=0;j<nrdiseq;j++) {
+		int k;
+		printk(KERN_INFO "%s: diseq %d len %x\n",__func__,j,diseqcmd[j].msg_len);
+		CmdFrm.operand[i++]=diseqcmd[j].msg_len;
+
+		for(k=0;k<diseqcmd[j].msg_len;k++) {
+			printk(KERN_INFO "%s: diseq %d msg[%d] = %x\n",__func__,j,k,diseqcmd[j].msg[k]);
+			CmdFrm.operand[i++]=diseqcmd[j].msg[k];
+		}
+	}
+
+	CmdFrm.operand[i++]=burst;
+	CmdFrm.operand[i++]=conttone;
+
+	CmdFrm.length=i+3;
+	if((i+3)%4)
+		CmdFrm.length += 4 - ((i+3)%4);
+
+/*	for(j=0;j<CmdFrm.length;j++)
+		printk(KERN_INFO "%s: CmdFrm.operand[%d]=0x%x\n",__func__,j,CmdFrm.operand[j]);
+
+	printk(KERN_INFO "%s: cmdfrm.length = %u\n",__func__,CmdFrm.length);
+	*/
+	if(AVCWrite(firesat,&CmdFrm,&RspFrm) < 0)
+		return -EIO;
+
+	if(RspFrm.resp != ACCEPTED) {
+		printk("%s: AVCWrite returned code %d\n",__func__,RspFrm.resp);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+int AVCSubUnitInfo(struct firesat *firesat, char *subunitcount)
+{
+	AVCCmdFrm CmdFrm;
+	AVCRspFrm RspFrm;
+
+	memset(&CmdFrm, 0, sizeof(AVCCmdFrm));
+
+	CmdFrm.cts = AVC;
+	CmdFrm.ctype = STATUS;
+	CmdFrm.sutyp = 0x1f;
+	CmdFrm.suid = 0x7;
+	CmdFrm.opcode = SUBUNIT_Info;
+
+	CmdFrm.operand[0] = 0x07;
+	CmdFrm.operand[1] = 0xff;
+	CmdFrm.operand[2] = 0xff;
+	CmdFrm.operand[3] = 0xff;
+	CmdFrm.operand[4] = 0xff;
+
+	CmdFrm.length = 8;
+
+	if(AVCWrite(firesat,&CmdFrm,&RspFrm) < 0)
+		return -EIO;
+
+	if(RspFrm.resp != STABLE) {
+		printk("%s: AVCWrite returned code %d\n",__func__,RspFrm.resp);
+		return -EINVAL;
+	}
+
+	if(subunitcount)
+		*subunitcount = (RspFrm.operand[1] & 0x7) + 1;
+
+	return 0;
+}
+
+static int __AVCRegisterRemoteControl(struct firesat*firesat, int internal)
+{
+	AVCCmdFrm CmdFrm;
+
+//	printk(KERN_INFO "%s\n",__func__);
+
+	memset(&CmdFrm, 0, sizeof(AVCCmdFrm));
+
+	CmdFrm.cts = AVC;
+	CmdFrm.ctype = NOTIFY;
+	CmdFrm.sutyp = 0x1f;
+	CmdFrm.suid = 0x7;
+	CmdFrm.opcode = VENDOR;
+
+	CmdFrm.operand[0] = SFE_VENDOR_DE_COMPANYID_0;
+	CmdFrm.operand[1] = SFE_VENDOR_DE_COMPANYID_1;
+	CmdFrm.operand[2] = SFE_VENDOR_DE_COMPANYID_2;
+	CmdFrm.operand[3] = SFE_VENDOR_OPCODE_REGISTER_REMOTE_CONTROL;
+
+	CmdFrm.length = 8;
+
+	if(internal) {
+		if(__AVCWrite(firesat,&CmdFrm,NULL) < 0)
+			return -EIO;
+	} else
+		if(AVCWrite(firesat,&CmdFrm,NULL) < 0)
+			return -EIO;
+
+	return 0;
+}
+
+int AVCRegisterRemoteControl(struct firesat*firesat)
+{
+	return __AVCRegisterRemoteControl(firesat, 0);
+}