V4L/DVB (8888): budget: Support Activy DVB-T with TDHD1 tuner

Support Fujitsu-Siemens Activy DVB-T card rev AL (ALPS TDHD1-204A tuner).
Signed-off-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/frontends/tdhd1.h

+/*
+ * tdhd1.h - ALPS TDHD1-204A tuner support
+ *
+ * Copyright (C) 2008 Oliver Endriss <o.endriss@gmx.de>
+ *
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
+ *
+ *
+ * The project's page is at http://www.linuxtv.org
+ */
+
+#ifndef TDHD1_H
+#define TDHD1_H
+
+#include "tda1004x.h"
+
+static struct tda1004x_config alps_tdhd1_204a_config = {
+	.demod_address = 0x8,
+	.invert = 1,
+	.invert_oclk = 0,
+	.xtal_freq = TDA10046_XTAL_4M,
+	.agc_config = TDA10046_AGC_DEFAULT,
+	.if_freq = TDA10046_FREQ_3617,
+};
+
+static int alps_tdhd1_204a_tuner_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
+{
+	struct i2c_adapter *i2c = fe->tuner_priv;
+	u8 data[4];
+	struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = data, .len = sizeof(data) };
+	u32 div;
+
+	div = (params->frequency + 36166666) / 166666;
+
+	data[0] = (div >> 8) & 0x7f;
+	data[1] = div & 0xff;
+	data[2] = 0x85;
+
+	if (params->frequency >= 174000000 && params->frequency <= 230000000)
+		data[3] = 0x02;
+	else if (params->frequency >= 470000000 && params->frequency <= 823000000)
+		data[3] = 0x0C;
+	else if (params->frequency > 823000000 && params->frequency <= 862000000)
+		data[3] = 0x8C;
+	else
+		return -EINVAL;
+
+	if (fe->ops.i2c_gate_ctrl)
+		fe->ops.i2c_gate_ctrl(fe, 1);
+	if (i2c_transfer(i2c, &msg, 1) != 1)
+		return -EIO;
+
+	return 0;
+}
+
+#endif /* TDHD1_H */

drivers/media/dvb/ttpci/Kconfig

@@ -86,6 +86,7 @@ config DVB_BUDGET
 	select DVB_TDA10086 if !DVB_FE_CUSTOMISE
 	select DVB_TDA826X if !DVB_FE_CUSTOMISE
 	select DVB_LNBP21 if !DVB_FE_CUSTOMISE
+	select DVB_TDA1004X if !DVB_FE_CUSTOMISE
 	help
 	  Support for simple SAA7146 based DVB cards (so called Budget-
 	  or Nova-PCI cards) without onboard MPEG2 decoder, and without

drivers/media/dvb/ttpci/budget.c

@@ -46,6 +46,7 @@
 #include "lnbp21.h"
 #include "bsru6.h"
 #include "bsbe1.h"
+#include "tdhd1.h"
 
 static int diseqc_method;
 module_param(diseqc_method, int, 0444);
@@ -511,6 +512,14 @@ static void frontend_init(struct budget *budget)
 		}
 		break;
 
+	case 0x5f60: /* Fujitsu Siemens Activy Budget-T PCI rev AL (tda10046/ALPS TDHD1-204A) */
+		budget->dvb_frontend = dvb_attach(tda10046_attach, &alps_tdhd1_204a_config, &budget->i2c_adap);
+		if (budget->dvb_frontend) {
+			budget->dvb_frontend->ops.tuner_ops.set_params = alps_tdhd1_204a_tuner_set_params;
+			budget->dvb_frontend->tuner_priv = &budget->i2c_adap;
+		}
+		break;
+
 	case 0x5f61: /* Fujitsu Siemens Activy Budget-T PCI rev GR (L64781/Grundig 29504-401(tsa5060)) */
 		budget->dvb_frontend = dvb_attach(l64781_attach, &grundig_29504_401_config_activy, &budget->i2c_adap);
 		if (budget->dvb_frontend) {
@@ -624,6 +633,7 @@ MAKE_BUDGET_INFO(ttbs1401, "TT-Budget-S-1401 PCI", BUDGET_TT);
 MAKE_BUDGET_INFO(fsacs0, "Fujitsu Siemens Activy Budget-S PCI (rev GR/grundig frontend)", BUDGET_FS_ACTIVY);
 MAKE_BUDGET_INFO(fsacs1, "Fujitsu Siemens Activy Budget-S PCI (rev AL/alps frontend)", BUDGET_FS_ACTIVY);
 MAKE_BUDGET_INFO(fsact,	 "Fujitsu Siemens Activy Budget-T PCI (rev GR/Grundig frontend)", BUDGET_FS_ACTIVY);
+MAKE_BUDGET_INFO(fsact1, "Fujitsu Siemens Activy Budget-T PCI (rev AL/ALPS TDHD1-204A)", BUDGET_FS_ACTIVY);
 
 static struct pci_device_id pci_tbl[] = {
 	MAKE_EXTENSION_PCI(ttbs,  0x13c2, 0x1003),
@@ -634,6 +644,7 @@ static struct pci_device_id pci_tbl[] = {
 	MAKE_EXTENSION_PCI(ttbs1401, 0x13c2, 0x1018),
 	MAKE_EXTENSION_PCI(fsacs1,0x1131, 0x4f60),
 	MAKE_EXTENSION_PCI(fsacs0,0x1131, 0x4f61),
+	MAKE_EXTENSION_PCI(fsact1, 0x1131, 0x5f60),
 	MAKE_EXTENSION_PCI(fsact, 0x1131, 0x5f61),
 	{
 		.vendor    = 0,