Merge branch 'sched/urgent' into sched/core

Merge reason: Merge dependent fix, update to latest -rc.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 212 insertions, 0 deletions

diff --git a/drivers/media/dvb/mantis/mantis_vp1033.c b/drivers/media/dvb/mantis/mantis_vp1033.c
new file mode 100644
index 000000000000..4a723bda0031
--- /dev/null
+++ b/drivers/media/dvb/mantis/mantis_vp1033.c
@@ -0,0 +1,212 @@
+/*
+	Mantis VP-1033 driver
+
+	Copyright (C) Manu Abraham (abraham.manu@gmail.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.
+
+	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., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+
+#include "dmxdev.h"
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+
+#include "stv0299.h"
+#include "mantis_common.h"
+#include "mantis_ioc.h"
+#include "mantis_dvb.h"
+#include "mantis_vp1033.h"
+#include "mantis_reg.h"
+
+u8 lgtdqcs001f_inittab[] = {
+	0x01, 0x15,
+	0x02, 0x00,
+	0x03, 0x00,
+	0x04, 0x2a,
+	0x05, 0x85,
+	0x06, 0x02,
+	0x07, 0x00,
+	0x08, 0x00,
+	0x0c, 0x01,
+	0x0d, 0x81,
+	0x0e, 0x44,
+	0x0f, 0x94,
+	0x10, 0x3c,
+	0x11, 0x84,
+	0x12, 0xb9,
+	0x13, 0xb5,
+	0x14, 0x4f,
+	0x15, 0xc9,
+	0x16, 0x80,
+	0x17, 0x36,
+	0x18, 0xfb,
+	0x19, 0xcf,
+	0x1a, 0xbc,
+	0x1c, 0x2b,
+	0x1d, 0x27,
+	0x1e, 0x00,
+	0x1f, 0x0b,
+	0x20, 0xa1,
+	0x21, 0x60,
+	0x22, 0x00,
+	0x23, 0x00,
+	0x28, 0x00,
+	0x29, 0x28,
+	0x2a, 0x14,
+	0x2b, 0x0f,
+	0x2c, 0x09,
+	0x2d, 0x05,
+	0x31, 0x1f,
+	0x32, 0x19,
+	0x33, 0xfc,
+	0x34, 0x13,
+	0xff, 0xff,
+};
+
+#define MANTIS_MODEL_NAME	"VP-1033"
+#define MANTIS_DEV_TYPE		"DVB-S/DSS"
+
+int lgtdqcs001f_tuner_set(struct dvb_frontend *fe,
+			  struct dvb_frontend_parameters *params)
+{
+	struct mantis_pci *mantis	= fe->dvb->priv;
+	struct i2c_adapter *adapter	= &mantis->adapter;
+
+	u8 buf[4];
+	u32 div;
+
+
+	struct i2c_msg msg = {.addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf)};
+
+	div = params->frequency / 250;
+
+	buf[0] = (div >> 8) & 0x7f;
+	buf[1] =  div & 0xff;
+	buf[2] =  0x83;
+	buf[3] =  0xc0;
+
+	if (params->frequency < 1531000)
+		buf[3] |= 0x04;
+	else
+		buf[3] &= ~0x04;
+	if (i2c_transfer(adapter, &msg, 1) < 0) {
+		dprintk(MANTIS_ERROR, 1, "Write: I2C Transfer failed");
+		return -EIO;
+	}
+	msleep_interruptible(100);
+
+	return 0;
+}
+
+int lgtdqcs001f_set_symbol_rate(struct dvb_frontend *fe,
+				u32 srate, u32 ratio)
+{
+	u8 aclk = 0;
+	u8 bclk = 0;
+
+	if (srate < 1500000) {
+		aclk = 0xb7;
+		bclk = 0x47;
+	} else if (srate < 3000000) {
+		aclk = 0xb7;
+		bclk = 0x4b;
+	} else if (srate < 7000000) {
+		aclk = 0xb7;
+		bclk = 0x4f;
+	} else if (srate < 14000000) {
+		aclk = 0xb7;
+		bclk = 0x53;
+	} else if (srate < 30000000) {
+		aclk = 0xb6;
+		bclk = 0x53;
+	} else if (srate < 45000000) {
+		aclk = 0xb4;
+		bclk = 0x51;
+	}
+	stv0299_writereg(fe, 0x13, aclk);
+	stv0299_writereg(fe, 0x14, bclk);
+
+	stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
+	stv0299_writereg(fe, 0x20, (ratio >>  8) & 0xff);
+	stv0299_writereg(fe, 0x21,  ratio & 0xf0);
+
+	return 0;
+}
+
+struct stv0299_config lgtdqcs001f_config = {
+	.demod_address		= 0x68,
+	.inittab		= lgtdqcs001f_inittab,
+	.mclk			= 88000000UL,
+	.invert			= 0,
+	.skip_reinit		= 0,
+	.volt13_op0_op1		= STV0299_VOLT13_OP0,
+	.min_delay_ms		= 100,
+	.set_symbol_rate	= lgtdqcs001f_set_symbol_rate,
+};
+
+static int vp1033_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
+{
+	struct i2c_adapter *adapter	= &mantis->adapter;
+
+	int err = 0;
+
+	err = mantis_frontend_power(mantis, POWER_ON);
+	if (err == 0) {
+		mantis_frontend_soft_reset(mantis);
+		msleep(250);
+
+		dprintk(MANTIS_ERROR, 1, "Probing for STV0299 (DVB-S)");
+		fe = stv0299_attach(&lgtdqcs001f_config, adapter);
+
+		if (fe) {
+			fe->ops.tuner_ops.set_params = lgtdqcs001f_tuner_set;
+			dprintk(MANTIS_ERROR, 1, "found STV0299 DVB-S frontend @ 0x%02x",
+				lgtdqcs001f_config.demod_address);
+
+			dprintk(MANTIS_ERROR, 1, "Mantis DVB-S STV0299 frontend attach success");
+		} else {
+			return -1;
+		}
+	} else {
+		dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
+			adapter->name,
+			err);
+
+		return -EIO;
+	}
+	mantis->fe = fe;
+	dprintk(MANTIS_ERROR, 1, "Done!");
+
+	return 0;
+}
+
+struct mantis_hwconfig vp1033_config = {
+	.model_name		= MANTIS_MODEL_NAME,
+	.dev_type		= MANTIS_DEV_TYPE,
+	.ts_size		= MANTIS_TS_204,
+
+	.baud_rate		= MANTIS_BAUD_9600,
+	.parity			= MANTIS_PARITY_NONE,
+	.bytes			= 0,
+
+	.frontend_init		= vp1033_frontend_init,
+	.power			= GPIF_A12,
+	.reset			= GPIF_A13,
+};