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108 lines
2.4 KiB
108 lines
2.4 KiB
// 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 ([email protected]) |
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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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