From fa5dc29c1fcc9151c3bcfd9e291a2899ae15f61d Mon Sep 17 00:00:00 2001 From: Sean Young Date: Mon, 21 Nov 2016 19:55:53 -0200 Subject: [media] lirc_serial: move out of staging and rename to serial_ir Signed-off-by: Sean Young --- drivers/staging/media/lirc/Kconfig | 13 - drivers/staging/media/lirc/Makefile | 1 - drivers/staging/media/lirc/lirc_serial.c | 844 ------------------------------- 3 files changed, 858 deletions(-) delete mode 100644 drivers/staging/media/lirc/lirc_serial.c (limited to 'drivers/staging/media/lirc') diff --git a/drivers/staging/media/lirc/Kconfig b/drivers/staging/media/lirc/Kconfig index 6879c4651b46..25b7e7ccf554 100644 --- a/drivers/staging/media/lirc/Kconfig +++ b/drivers/staging/media/lirc/Kconfig @@ -38,19 +38,6 @@ config LIRC_SASEM help Driver for the Sasem OnAir Remocon-V or Dign HV5 HTPC IR/VFD Module -config LIRC_SERIAL - tristate "Homebrew Serial Port Receiver" - depends on LIRC - help - Driver for Homebrew Serial Port Receivers - -config LIRC_SERIAL_TRANSMITTER - bool "Serial Port Transmitter" - default y - depends on LIRC_SERIAL - help - Serial Port Transmitter support - config LIRC_SIR tristate "Built-in SIR IrDA port" depends on LIRC diff --git a/drivers/staging/media/lirc/Makefile b/drivers/staging/media/lirc/Makefile index 5430adf0475d..7f919eab1989 100644 --- a/drivers/staging/media/lirc/Makefile +++ b/drivers/staging/media/lirc/Makefile @@ -7,6 +7,5 @@ obj-$(CONFIG_LIRC_BT829) += lirc_bt829.o obj-$(CONFIG_LIRC_IMON) += lirc_imon.o obj-$(CONFIG_LIRC_PARALLEL) += lirc_parallel.o obj-$(CONFIG_LIRC_SASEM) += lirc_sasem.o -obj-$(CONFIG_LIRC_SERIAL) += lirc_serial.o obj-$(CONFIG_LIRC_SIR) += lirc_sir.o obj-$(CONFIG_LIRC_ZILOG) += lirc_zilog.o diff --git a/drivers/staging/media/lirc/lirc_serial.c b/drivers/staging/media/lirc/lirc_serial.c deleted file mode 100644 index 9691ba4d55b9..000000000000 --- a/drivers/staging/media/lirc/lirc_serial.c +++ /dev/null @@ -1,844 +0,0 @@ -/* - * lirc_serial.c - * - * lirc_serial - Device driver that records pulse- and pause-lengths - * (space-lengths) between DDCD event on a serial port. - * - * Copyright (C) 1996,97 Ralph Metzler - * Copyright (C) 1998 Trent Piepho - * Copyright (C) 1998 Ben Pfaff - * Copyright (C) 1999 Christoph Bartelmus - * Copyright (C) 2007 Andrei Tanas (suspend/resume support) - * Copyright (C) 2016 Sean Young (port to rc-core) - * 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. - */ - -#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -struct serial_ir_hw { - int signal_pin; - int signal_pin_change; - u8 on; - u8 off; - unsigned set_send_carrier:1; - unsigned set_duty_cycle:1; - void (*send_pulse)(unsigned int length, ktime_t edge); - void (*send_space)(void); - spinlock_t lock; -}; - -#define IR_HOMEBREW 0 -#define IR_IRDEO 1 -#define IR_IRDEO_REMOTE 2 -#define IR_ANIMAX 3 -#define IR_IGOR 4 - -/* module parameters */ -static int type; -static int io; -static int irq; -static bool iommap; -static int ioshift; -static bool softcarrier = true; -static bool share_irq; -static int sense = -1; /* -1 = auto, 0 = active high, 1 = active low */ -static bool txsense; /* 0 = active high, 1 = active low */ - -/* forward declarations */ -static void send_pulse_irdeo(unsigned int length, ktime_t edge); -static void send_space_irdeo(void); -#ifdef CONFIG_IR_SERIAL_TRANSMITTER -static void send_pulse_homebrew(unsigned int length, ktime_t edge); -static void send_space_homebrew(void); -#endif - -static struct serial_ir_hw hardware[] = { - [IR_HOMEBREW] = { - .lock = __SPIN_LOCK_UNLOCKED(hardware[IR_HOMEBREW].lock), - .signal_pin = UART_MSR_DCD, - .signal_pin_change = UART_MSR_DDCD, - .on = (UART_MCR_RTS | UART_MCR_OUT2 | UART_MCR_DTR), - .off = (UART_MCR_RTS | UART_MCR_OUT2), -#ifdef CONFIG_IR_SERIAL_TRANSMITTER - .send_pulse = send_pulse_homebrew, - .send_space = send_space_homebrew, - .set_send_carrier = true, - .set_duty_cycle = true, -#endif - }, - - [IR_IRDEO] = { - .lock = __SPIN_LOCK_UNLOCKED(hardware[IR_IRDEO].lock), - .signal_pin = UART_MSR_DSR, - .signal_pin_change = UART_MSR_DDSR, - .on = UART_MCR_OUT2, - .off = (UART_MCR_RTS | UART_MCR_DTR | UART_MCR_OUT2), - .send_pulse = send_pulse_irdeo, - .send_space = send_space_irdeo, - .set_duty_cycle = true, - }, - - [IR_IRDEO_REMOTE] = { - .lock = __SPIN_LOCK_UNLOCKED(hardware[IR_IRDEO_REMOTE].lock), - .signal_pin = UART_MSR_DSR, - .signal_pin_change = UART_MSR_DDSR, - .on = (UART_MCR_RTS | UART_MCR_DTR | UART_MCR_OUT2), - .off = (UART_MCR_RTS | UART_MCR_DTR | UART_MCR_OUT2), - .send_pulse = send_pulse_irdeo, - .send_space = send_space_irdeo, - .set_duty_cycle = true, - }, - - [IR_ANIMAX] = { - .lock = __SPIN_LOCK_UNLOCKED(hardware[IR_ANIMAX].lock), - .signal_pin = UART_MSR_DCD, - .signal_pin_change = UART_MSR_DDCD, - .on = 0, - .off = (UART_MCR_RTS | UART_MCR_DTR | UART_MCR_OUT2), - }, - - [IR_IGOR] = { - .lock = __SPIN_LOCK_UNLOCKED(hardware[IR_IGOR].lock), - .signal_pin = UART_MSR_DSR, - .signal_pin_change = UART_MSR_DDSR, - .on = (UART_MCR_RTS | UART_MCR_OUT2 | UART_MCR_DTR), - .off = (UART_MCR_RTS | UART_MCR_OUT2), -#ifdef CONFIG_IR_SERIAL_TRANSMITTER - .send_pulse = send_pulse_homebrew, - .send_space = send_space_homebrew, - .set_send_carrier = true, - .set_duty_cycle = true, -#endif - }, -}; - -#define RS_ISR_PASS_LIMIT 256 - -struct serial_ir { - ktime_t lastkt; - struct rc_dev *rcdev; - struct platform_device *pdev; - - unsigned int freq; - unsigned int duty_cycle; - - unsigned int pulse_width, space_width; -}; - -static struct serial_ir serial_ir; - -/* fetch serial input packet (1 byte) from register offset */ -static u8 sinp(int offset) -{ - if (iommap) - /* the register is memory-mapped */ - offset <<= ioshift; - - return inb(io + offset); -} - -/* write serial output packet (1 byte) of value to register offset */ -static void soutp(int offset, u8 value) -{ - if (iommap) - /* the register is memory-mapped */ - offset <<= ioshift; - - outb(value, io + offset); -} - -static void on(void) -{ - if (txsense) - soutp(UART_MCR, hardware[type].off); - else - soutp(UART_MCR, hardware[type].on); -} - -static void off(void) -{ - if (txsense) - soutp(UART_MCR, hardware[type].on); - else - soutp(UART_MCR, hardware[type].off); -} - -static void init_timing_params(unsigned int new_duty_cycle, - unsigned int new_freq) -{ - serial_ir.duty_cycle = new_duty_cycle; - serial_ir.freq = new_freq; - - serial_ir.pulse_width = DIV_ROUND_CLOSEST( - new_duty_cycle * NSEC_PER_SEC, new_freq * 100l); - serial_ir.space_width = DIV_ROUND_CLOSEST( - (100l - new_duty_cycle) * NSEC_PER_SEC, new_freq * 100l); -} - -static void send_pulse_irdeo(unsigned int length, ktime_t target) -{ - long rawbits; - int i; - unsigned char output; - unsigned char chunk, shifted; - - /* how many bits have to be sent ? */ - rawbits = length * 1152 / 10000; - if (serial_ir.duty_cycle > 50) - chunk = 3; - else - chunk = 1; - for (i = 0, output = 0x7f; rawbits > 0; rawbits -= 3) { - shifted = chunk << (i * 3); - shifted >>= 1; - output &= (~shifted); - i++; - if (i == 3) { - soutp(UART_TX, output); - while (!(sinp(UART_LSR) & UART_LSR_THRE)) - ; - output = 0x7f; - i = 0; - } - } - if (i != 0) { - soutp(UART_TX, output); - while (!(sinp(UART_LSR) & UART_LSR_TEMT)) - ; - } -} - -static void send_space_irdeo(void) -{ -} - -#ifdef CONFIG_IR_SERIAL_TRANSMITTER -static void send_pulse_homebrew_softcarrier(unsigned int length, ktime_t edge) -{ - ktime_t now, target = ktime_add_us(edge, length); - /* - * delta should never exceed 4 seconds and on m68k - * ndelay(s64) does not compile; so use s32 rather than s64. - */ - s32 delta; - - for (;;) { - now = ktime_get(); - if (ktime_compare(now, target) >= 0) - break; - on(); - edge = ktime_add_ns(edge, serial_ir.pulse_width); - delta = ktime_to_ns(ktime_sub(edge, now)); - if (delta > 0) - ndelay(delta); - now = ktime_get(); - off(); - if (ktime_compare(now, target) >= 0) - break; - edge = ktime_add_ns(edge, serial_ir.space_width); - delta = ktime_to_ns(ktime_sub(edge, now)); - if (delta > 0) - ndelay(delta); - } -} - -static void send_pulse_homebrew(unsigned int length, ktime_t edge) -{ - if (softcarrier) - send_pulse_homebrew_softcarrier(length, edge); - else - on(); -} - -static void send_space_homebrew(void) -{ - off(); -} -#endif - -static void frbwrite(unsigned int l, bool is_pulse) -{ - /* simple noise filter */ - static unsigned int ptr, pulse, space; - DEFINE_IR_RAW_EVENT(ev); - - if (ptr > 0 && is_pulse) { - pulse += l; - if (pulse > 250000) { - ev.duration = space; - ev.pulse = false; - ir_raw_event_store_with_filter(serial_ir.rcdev, &ev); - ev.duration = pulse; - ev.pulse = true; - ir_raw_event_store_with_filter(serial_ir.rcdev, &ev); - ptr = 0; - pulse = 0; - } - return; - } - if (!is_pulse) { - if (ptr == 0) { - if (l > 20000000) { - space = l; - ptr++; - return; - } - } else { - if (l > 20000000) { - space += pulse; - if (space > IR_MAX_DURATION) - space = IR_MAX_DURATION; - space += l; - if (space > IR_MAX_DURATION) - space = IR_MAX_DURATION; - pulse = 0; - return; - } - - ev.duration = space; - ev.pulse = false; - ir_raw_event_store_with_filter(serial_ir.rcdev, &ev); - ev.duration = pulse; - ev.pulse = true; - ir_raw_event_store_with_filter(serial_ir.rcdev, &ev); - ptr = 0; - pulse = 0; - } - } - - ev.duration = l; - ev.pulse = is_pulse; - ir_raw_event_store_with_filter(serial_ir.rcdev, &ev); -} - -static irqreturn_t serial_ir_irq_handler(int i, void *blah) -{ - ktime_t kt; - int counter, dcd; - u8 status; - ktime_t delkt; - unsigned int data; - static int last_dcd = -1; - - if ((sinp(UART_IIR) & UART_IIR_NO_INT)) { - /* not our interrupt */ - return IRQ_NONE; - } - - counter = 0; - do { - counter++; - status = sinp(UART_MSR); - if (counter > RS_ISR_PASS_LIMIT) { - dev_err(&serial_ir.pdev->dev, "Trapped in interrupt"); - break; - } - if ((status & hardware[type].signal_pin_change) && - sense != -1) { - /* get current time */ - kt = ktime_get(); - - /* - * The driver needs to know if your receiver is - * active high or active low, or the space/pulse - * sense could be inverted. - */ - - /* calc time since last interrupt in nanoseconds */ - dcd = (status & hardware[type].signal_pin) ? 1 : 0; - - if (dcd == last_dcd) { - dev_err(&serial_ir.pdev->dev, - "ignoring spike: %d %d %lldns %lldns\n", - dcd, sense, ktime_to_ns(kt), - ktime_to_ns(serial_ir.lastkt)); - continue; - } - - delkt = ktime_sub(kt, serial_ir.lastkt); - if (ktime_compare(delkt, ktime_set(15, 0)) > 0) { - data = IR_MAX_DURATION; /* really long time */ - if (!(dcd ^ sense)) { - /* sanity check */ - dev_err(&serial_ir.pdev->dev, - "dcd unexpected: %d %d %lldns %lldns\n", - dcd, sense, ktime_to_ns(kt), - ktime_to_ns(serial_ir.lastkt)); - /* - * detecting pulse while this - * MUST be a space! - */ - sense = sense ? 0 : 1; - } - } else { - data = ktime_to_ns(delkt); - } - frbwrite(data, !(dcd ^ sense)); - serial_ir.lastkt = kt; - last_dcd = dcd; - ir_raw_event_handle(serial_ir.rcdev); - } - } while (!(sinp(UART_IIR) & UART_IIR_NO_INT)); /* still pending ? */ - return IRQ_HANDLED; -} - -static int hardware_init_port(void) -{ - u8 scratch, scratch2, scratch3; - - /* - * This is a simple port existence test, borrowed from the autoconfig - * function in drivers/serial/8250.c - */ - scratch = sinp(UART_IER); - soutp(UART_IER, 0); -#ifdef __i386__ - outb(0xff, 0x080); -#endif - scratch2 = sinp(UART_IER) & 0x0f; - soutp(UART_IER, 0x0f); -#ifdef __i386__ - outb(0x00, 0x080); -#endif - scratch3 = sinp(UART_IER) & 0x0f; - soutp(UART_IER, scratch); - if (scratch2 != 0 || scratch3 != 0x0f) { - /* we fail, there's nothing here */ - pr_err("port existence test failed, cannot continue\n"); - return -ENODEV; - } - - /* Set DLAB 0. */ - soutp(UART_LCR, sinp(UART_LCR) & (~UART_LCR_DLAB)); - - /* First of all, disable all interrupts */ - soutp(UART_IER, sinp(UART_IER) & - (~(UART_IER_MSI | UART_IER_RLSI | UART_IER_THRI | UART_IER_RDI))); - - /* Clear registers. */ - sinp(UART_LSR); - sinp(UART_RX); - sinp(UART_IIR); - sinp(UART_MSR); - - /* Set line for power source */ - off(); - - /* Clear registers again to be sure. */ - sinp(UART_LSR); - sinp(UART_RX); - sinp(UART_IIR); - sinp(UART_MSR); - - switch (type) { - case IR_IRDEO: - case IR_IRDEO_REMOTE: - /* setup port to 7N1 @ 115200 Baud */ - /* 7N1+start = 9 bits at 115200 ~ 3 bits at 38kHz */ - - /* Set DLAB 1. */ - soutp(UART_LCR, sinp(UART_LCR) | UART_LCR_DLAB); - /* Set divisor to 1 => 115200 Baud */ - soutp(UART_DLM, 0); - soutp(UART_DLL, 1); - /* Set DLAB 0 + 7N1 */ - soutp(UART_LCR, UART_LCR_WLEN7); - /* THR interrupt already disabled at this point */ - break; - default: - break; - } - - return 0; -} - -static int serial_ir_probe(struct platform_device *dev) -{ - int i, nlow, nhigh, result; - - result = devm_request_irq(&dev->dev, irq, serial_ir_irq_handler, - share_irq ? IRQF_SHARED : 0, - KBUILD_MODNAME, &hardware); - if (result < 0) { - if (result == -EBUSY) - dev_err(&dev->dev, "IRQ %d busy\n", irq); - else if (result == -EINVAL) - dev_err(&dev->dev, "Bad irq number or handler\n"); - return result; - } - - /* Reserve io region. */ - if ((iommap && - (devm_request_mem_region(&dev->dev, iommap, 8 << ioshift, - KBUILD_MODNAME) == NULL)) || - (!iommap && (devm_request_region(&dev->dev, io, 8, - KBUILD_MODNAME) == NULL))) { - dev_err(&dev->dev, "port %04x already in use\n", io); - dev_warn(&dev->dev, "use 'setserial /dev/ttySX uart none'\n"); - dev_warn(&dev->dev, - "or compile the serial port driver as module and\n"); - dev_warn(&dev->dev, "make sure this module is loaded first\n"); - return -EBUSY; - } - - result = hardware_init_port(); - if (result < 0) - return result; - - /* Initialize pulse/space widths */ - init_timing_params(50, 38000); - - /* If pin is high, then this must be an active low receiver. */ - if (sense == -1) { - /* wait 1/2 sec for the power supply */ - msleep(500); - - /* - * probe 9 times every 0.04s, collect "votes" for - * active high/low - */ - nlow = 0; - nhigh = 0; - for (i = 0; i < 9; i++) { - if (sinp(UART_MSR) & hardware[type].signal_pin) - nlow++; - else - nhigh++; - msleep(40); - } - sense = nlow >= nhigh ? 1 : 0; - dev_info(&dev->dev, "auto-detected active %s receiver\n", - sense ? "low" : "high"); - } else - dev_info(&dev->dev, "Manually using active %s receiver\n", - sense ? "low" : "high"); - - dev_dbg(&dev->dev, "Interrupt %d, port %04x obtained\n", irq, io); - return 0; -} - -static int serial_ir_open(struct rc_dev *rcdev) -{ - unsigned long flags; - - /* initialize timestamp */ - serial_ir.lastkt = ktime_get(); - - spin_lock_irqsave(&hardware[type].lock, flags); - - /* Set DLAB 0. */ - soutp(UART_LCR, sinp(UART_LCR) & (~UART_LCR_DLAB)); - - soutp(UART_IER, sinp(UART_IER) | UART_IER_MSI); - - spin_unlock_irqrestore(&hardware[type].lock, flags); - - return 0; -} - -static void serial_ir_close(struct rc_dev *rcdev) -{ - unsigned long flags; - - spin_lock_irqsave(&hardware[type].lock, flags); - - /* Set DLAB 0. */ - soutp(UART_LCR, sinp(UART_LCR) & (~UART_LCR_DLAB)); - - /* First of all, disable all interrupts */ - soutp(UART_IER, sinp(UART_IER) & - (~(UART_IER_MSI | UART_IER_RLSI | UART_IER_THRI | UART_IER_RDI))); - spin_unlock_irqrestore(&hardware[type].lock, flags); -} - -static int serial_ir_tx(struct rc_dev *dev, unsigned int *txbuf, - unsigned int count) -{ - unsigned long flags; - ktime_t edge; - s64 delta; - int i; - - spin_lock_irqsave(&hardware[type].lock, flags); - if (type == IR_IRDEO) { - /* DTR, RTS down */ - on(); - } - - edge = ktime_get(); - for (i = 0; i < count; i++) { - if (i % 2) - hardware[type].send_space(); - else - hardware[type].send_pulse(txbuf[i], edge); - - edge = ktime_add_us(edge, txbuf[i]); - delta = ktime_us_delta(edge, ktime_get()); - if (delta > 25) { - spin_unlock_irqrestore(&hardware[type].lock, flags); - usleep_range(delta - 25, delta + 25); - spin_lock_irqsave(&hardware[type].lock, flags); - } else if (delta > 0) { - udelay(delta); - } - } - off(); - spin_unlock_irqrestore(&hardware[type].lock, flags); - return count; -} - -static int serial_ir_tx_duty_cycle(struct rc_dev *dev, u32 cycle) -{ - init_timing_params(cycle, serial_ir.freq); - return 0; -} - -static int serial_ir_tx_carrier(struct rc_dev *dev, u32 carrier) -{ - if (carrier > 500000 || carrier < 20000) - return -EINVAL; - - init_timing_params(serial_ir.duty_cycle, carrier); - return 0; -} - -static int serial_ir_suspend(struct platform_device *dev, - pm_message_t state) -{ - /* Set DLAB 0. */ - soutp(UART_LCR, sinp(UART_LCR) & (~UART_LCR_DLAB)); - - /* Disable all interrupts */ - soutp(UART_IER, sinp(UART_IER) & - (~(UART_IER_MSI | UART_IER_RLSI | UART_IER_THRI | UART_IER_RDI))); - - /* Clear registers. */ - sinp(UART_LSR); - sinp(UART_RX); - sinp(UART_IIR); - sinp(UART_MSR); - - return 0; -} - -static int serial_ir_resume(struct platform_device *dev) -{ - unsigned long flags; - int result; - - result = hardware_init_port(); - if (result < 0) - return result; - - spin_lock_irqsave(&hardware[type].lock, flags); - /* Enable Interrupt */ - serial_ir.lastkt = ktime_get(); - soutp(UART_IER, sinp(UART_IER) | UART_IER_MSI); - off(); - - spin_unlock_irqrestore(&hardware[type].lock, flags); - - return 0; -} - -static struct platform_driver serial_ir_driver = { - .probe = serial_ir_probe, - .suspend = serial_ir_suspend, - .resume = serial_ir_resume, - .driver = { - .name = "serial_ir", - }, -}; - -static int __init serial_ir_init(void) -{ - int result; - - result = platform_driver_register(&serial_ir_driver); - if (result) - return result; - - serial_ir.pdev = platform_device_alloc("serial_ir", 0); - if (!serial_ir.pdev) { - result = -ENOMEM; - goto exit_driver_unregister; - } - - result = platform_device_add(serial_ir.pdev); - if (result) - goto exit_device_put; - - return 0; - -exit_device_put: - platform_device_put(serial_ir.pdev); -exit_driver_unregister: - platform_driver_unregister(&serial_ir_driver); - return result; -} - -static void serial_ir_exit(void) -{ - platform_device_unregister(serial_ir.pdev); - platform_driver_unregister(&serial_ir_driver); -} - -static int __init serial_ir_init_module(void) -{ - struct rc_dev *rcdev; - int result; - - switch (type) { - case IR_HOMEBREW: - case IR_IRDEO: - case IR_IRDEO_REMOTE: - case IR_ANIMAX: - case IR_IGOR: - /* if nothing specified, use ttyS0/com1 and irq 4 */ - io = io ? io : 0x3f8; - irq = irq ? irq : 4; - break; - default: - return -EINVAL; - } - if (!softcarrier) { - switch (type) { - case IR_HOMEBREW: - case IR_IGOR: - hardware[type].set_send_carrier = false; - hardware[type].set_duty_cycle = false; - break; - } - } - - /* make sure sense is either -1, 0, or 1 */ - if (sense != -1) - sense = !!sense; - - result = serial_ir_init(); - if (result) - return result; - - rcdev = devm_rc_allocate_device(&serial_ir.pdev->dev); - if (!rcdev) { - result = -ENOMEM; - goto serial_cleanup; - } - - if (hardware[type].send_pulse && hardware[type].send_space) - rcdev->tx_ir = serial_ir_tx; - if (hardware[type].set_send_carrier) - rcdev->s_tx_carrier = serial_ir_tx_carrier; - if (hardware[type].set_duty_cycle) - rcdev->s_tx_duty_cycle = serial_ir_tx_duty_cycle; - - switch (type) { - case IR_HOMEBREW: - rcdev->input_name = "Serial IR type home-brew"; - break; - case IR_IRDEO: - rcdev->input_name = "Serial IR type IRdeo"; - break; - case IR_IRDEO_REMOTE: - rcdev->input_name = "Serial IR type IRdeo remote"; - break; - case IR_ANIMAX: - rcdev->input_name = "Serial IR type AnimaX"; - break; - case IR_IGOR: - rcdev->input_name = "Serial IR type IgorPlug"; - break; - } - - rcdev->input_phys = KBUILD_MODNAME "/input0"; - rcdev->input_id.bustype = BUS_HOST; - rcdev->input_id.vendor = 0x0001; - rcdev->input_id.product = 0x0001; - rcdev->input_id.version = 0x0100; - rcdev->open = serial_ir_open; - rcdev->close = serial_ir_close; - rcdev->dev.parent = &serial_ir.pdev->dev; - rcdev->driver_type = RC_DRIVER_IR_RAW; - rcdev->allowed_protocols = RC_BIT_ALL; - rcdev->driver_name = KBUILD_MODNAME; - rcdev->map_name = RC_MAP_RC6_MCE; - rcdev->timeout = IR_DEFAULT_TIMEOUT; - rcdev->rx_resolution = 250000; - - serial_ir.rcdev = rcdev; - - result = rc_register_device(rcdev); - - if (!result) - return 0; -serial_cleanup: - serial_ir_exit(); - return result; -} - -static void __exit serial_ir_exit_module(void) -{ - rc_unregister_device(serial_ir.rcdev); - serial_ir_exit(); -} - -module_init(serial_ir_init_module); -module_exit(serial_ir_exit_module); - -MODULE_DESCRIPTION("Infra-red receiver driver for serial ports."); -MODULE_AUTHOR("Ralph Metzler, Trent Piepho, Ben Pfaff, Christoph Bartelmus, Andrei Tanas"); -MODULE_LICENSE("GPL"); - -module_param(type, int, 0444); -MODULE_PARM_DESC(type, "Hardware type (0 = home-brew, 1 = IRdeo, 2 = IRdeo Remote, 3 = AnimaX, 4 = IgorPlug"); - -module_param(io, int, 0444); -MODULE_PARM_DESC(io, "I/O address base (0x3f8 or 0x2f8)"); - -/* some architectures (e.g. intel xscale) have memory mapped registers */ -module_param(iommap, bool, 0444); -MODULE_PARM_DESC(iommap, "physical base for memory mapped I/O (0 = no memory mapped io)"); - -/* - * some architectures (e.g. intel xscale) align the 8bit serial registers - * on 32bit word boundaries. - * See linux-kernel/drivers/tty/serial/8250/8250.c serial_in()/out() - */ -module_param(ioshift, int, 0444); -MODULE_PARM_DESC(ioshift, "shift I/O register offset (0 = no shift)"); - -module_param(irq, int, 0444); -MODULE_PARM_DESC(irq, "Interrupt (4 or 3)"); - -module_param(share_irq, bool, 0444); -MODULE_PARM_DESC(share_irq, "Share interrupts (0 = off, 1 = on)"); - -module_param(sense, int, 0444); -MODULE_PARM_DESC(sense, "Override autodetection of IR receiver circuit (0 = active high, 1 = active low )"); - -#ifdef CONFIG_IR_SERIAL_TRANSMITTER -module_param(txsense, bool, 0444); -MODULE_PARM_DESC(txsense, "Sense of transmitter circuit (0 = active high, 1 = active low )"); -#endif - -module_param(softcarrier, bool, 0444); -MODULE_PARM_DESC(softcarrier, "Software carrier (0 = off, 1 = on, default on)"); -- cgit v1.2.3