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Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 441 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Michael Ellerman <mpe@ellerman.id.au> (powerpc) Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190520071858.739733335@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
109 lines
2.4 KiB
C
109 lines
2.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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Mantis VP-1034 driver
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Copyright (C) Manu Abraham (abraham.manu@gmail.com)
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*/
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#include <linux/signal.h>
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#include <linux/sched.h>
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#include <linux/interrupt.h>
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#include <asm/io.h>
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#include <media/dmxdev.h>
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#include <media/dvbdev.h>
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#include <media/dvb_demux.h>
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#include <media/dvb_frontend.h>
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#include <media/dvb_net.h>
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#include "mb86a16.h"
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#include "mantis_common.h"
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#include "mantis_ioc.h"
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#include "mantis_dvb.h"
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#include "mantis_vp1034.h"
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#include "mantis_reg.h"
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static const struct mb86a16_config vp1034_mb86a16_config = {
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.demod_address = 0x08,
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.set_voltage = vp1034_set_voltage,
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};
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#define MANTIS_MODEL_NAME "VP-1034"
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#define MANTIS_DEV_TYPE "DVB-S/DSS"
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int vp1034_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage voltage)
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{
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struct mantis_pci *mantis = fe->dvb->priv;
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switch (voltage) {
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case SEC_VOLTAGE_13:
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dprintk(MANTIS_ERROR, 1, "Polarization=[13V]");
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mantis_gpio_set_bits(mantis, 13, 1);
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mantis_gpio_set_bits(mantis, 14, 0);
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break;
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case SEC_VOLTAGE_18:
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dprintk(MANTIS_ERROR, 1, "Polarization=[18V]");
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mantis_gpio_set_bits(mantis, 13, 1);
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mantis_gpio_set_bits(mantis, 14, 1);
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break;
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case SEC_VOLTAGE_OFF:
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dprintk(MANTIS_ERROR, 1, "Frontend (dummy) POWERDOWN");
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break;
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default:
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dprintk(MANTIS_ERROR, 1, "Invalid = (%d)", (u32) voltage);
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return -EINVAL;
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}
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mmwrite(0x00, MANTIS_GPIF_DOUT);
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return 0;
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}
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static int vp1034_frontend_init(struct mantis_pci *mantis, struct dvb_frontend *fe)
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{
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struct i2c_adapter *adapter = &mantis->adapter;
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int err = 0;
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err = mantis_frontend_power(mantis, POWER_ON);
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if (err == 0) {
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mantis_frontend_soft_reset(mantis);
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msleep(250);
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dprintk(MANTIS_ERROR, 1, "Probing for MB86A16 (DVB-S/DSS)");
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fe = dvb_attach(mb86a16_attach, &vp1034_mb86a16_config, adapter);
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if (fe) {
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dprintk(MANTIS_ERROR, 1,
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"found MB86A16 DVB-S/DSS frontend @0x%02x",
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vp1034_mb86a16_config.demod_address);
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} else {
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return -1;
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}
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} else {
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dprintk(MANTIS_ERROR, 1, "Frontend on <%s> POWER ON failed! <%d>",
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adapter->name,
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err);
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return -EIO;
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}
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mantis->fe = fe;
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dprintk(MANTIS_ERROR, 1, "Done!");
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return 0;
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}
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struct mantis_hwconfig vp1034_config = {
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.model_name = MANTIS_MODEL_NAME,
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.dev_type = MANTIS_DEV_TYPE,
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.ts_size = MANTIS_TS_204,
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.baud_rate = MANTIS_BAUD_9600,
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.parity = MANTIS_PARITY_NONE,
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.bytes = 0,
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.frontend_init = vp1034_frontend_init,
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.power = GPIF_A12,
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.reset = GPIF_A13,
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};
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