patch-2.3.38 linux/drivers/net/irda/pc87108.c
Next file: linux/drivers/net/irda/smc-ircc.c
Previous file: linux/drivers/net/irda/old_belkin.c
Back to the patch index
Back to the overall index
- Lines: 1593
- Date:
Wed Dec 31 16:00:00 1969
- Orig file:
v2.3.37/linux/drivers/net/irda/pc87108.c
- Orig date:
Tue Jan 4 13:57:17 2000
diff -u --recursive --new-file v2.3.37/linux/drivers/net/irda/pc87108.c linux/drivers/net/irda/pc87108.c
@@ -1,1592 +0,0 @@
-/*********************************************************************
- *
- * Filename: pc87108.c
- * Version: 0.8
- * Description: FIR/MIR driver for the NS PC87108 chip
- * Status: Experimental.
- * Author: Dag Brattli <dagb@cs.uit.no>
- * Created at: Sat Nov 7 21:43:15 1998
- * Modified at: Tue Dec 21 21:51:54 1999
- * Modified by: Dag Brattli <dagb@cs.uit.no>
- *
- * Copyright (c) 1998-1999 Dag Brattli <dagb@cs.uit.no>
- * Copyright (c) 1998 Lichen Wang, <lwang@actisys.com>
- * Copyright (c) 1998 Actisys Corp., www.actisys.com
- * All Rights Reserved
- *
- * 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.
- *
- * Neither Dag Brattli nor University of Tromsų admit liability nor
- * provide warranty for any of this software. This material is
- * provided "AS-IS" and at no charge.
- *
- * Notice that all functions that needs to access the chip in _any_
- * way, must save BSR register on entry, and restore it on exit.
- * It is _very_ important to follow this policy!
- *
- * __u8 bank;
- *
- * bank = inb(iobase+BSR);
- *
- * do_your_stuff_here();
- *
- * outb(bank, iobase+BSR);
- *
- * If you find bugs in this file, its very likely that the same bug
- * will also be in w83977af_ir.c since the implementations are quite
- * similar.
- *
- ********************************************************************/
-
-#include <linux/module.h>
-
-#include <linux/kernel.h>
-#include <linux/types.h>
-#include <linux/skbuff.h>
-#include <linux/netdevice.h>
-#include <linux/ioport.h>
-#include <linux/delay.h>
-#include <linux/malloc.h>
-#include <linux/init.h>
-#include <linux/rtnetlink.h>
-
-#include <asm/io.h>
-#include <asm/dma.h>
-#include <asm/byteorder.h>
-
-#include <net/irda/wrapper.h>
-#include <net/irda/irda.h>
-#include <net/irda/irmod.h>
-#include <net/irda/irlap_frame.h>
-#include <net/irda/irda_device.h>
-
-#include <net/irda/pc87108.h>
-
-#define BROKEN_DONGLE_ID
-
-static char *driver_name = "pc87108";
-static int qos_mtt_bits = 0x07; /* 1 ms or more */
-
-#define CHIP_IO_EXTENT 8
-
-static unsigned int io[] = { 0x2f8, ~0, ~0, ~0 };
-static unsigned int io2[] = { 0x150, 0, 0, 0 };
-static unsigned int irq[] = { 3, 0, 0, 0 };
-static unsigned int dma[] = { 0, 0, 0, 0 };
-
-static struct pc87108 *dev_self[] = { NULL, NULL, NULL, NULL};
-
-static char *dongle_types[] = {
- "Differential serial interface",
- "Differential serial interface",
- "Reserved",
- "Reserved",
- "Sharp RY5HD01",
- "Reserved",
- "Single-ended serial interface",
- "Consumer-IR only",
- "HP HSDL-2300, HP HSDL-3600/HSDL-3610",
- "IBM31T1100 or Temic TFDS6000/TFDS6500",
- "Reserved",
- "Reserved",
- "HP HSDL-1100/HSDL-2100",
- "HP HSDL-1100/HSDL-2100"
- "Supports SIR Mode only",
- "No dongle connected",
-};
-
-/* Some prototypes */
-static int pc87108_open(int i, unsigned int iobase, unsigned int board_addr,
- unsigned int irq, unsigned int dma);
-#ifdef MODULE
-static int pc87108_close(struct pc87108 *self);
-#endif /* MODULE */
-static int pc87108_probe(int iobase, int board_addr, int irq, int dma);
-static void pc87108_pio_receive(struct pc87108 *self);
-static int pc87108_dma_receive(struct pc87108 *self);
-static int pc87108_dma_receive_complete(struct pc87108 *self, int iobase);
-static int pc87108_hard_xmit(struct sk_buff *skb, struct net_device *dev);
-static int pc87108_pio_write(int iobase, __u8 *buf, int len, int fifo_size);
-static void pc87108_dma_write(struct pc87108 *self, int iobase);
-static void pc87108_change_speed(struct pc87108 *self, __u32 baud);
-static void pc87108_interrupt(int irq, void *dev_id, struct pt_regs *regs);
-static int pc87108_is_receiving(struct pc87108 *self);
-static int pc87108_read_dongle_id (int iobase);
-static void pc87108_init_dongle_interface (int iobase, int dongle_id);
-
-static int pc87108_net_init(struct net_device *dev);
-static int pc87108_net_open(struct net_device *dev);
-static int pc87108_net_close(struct net_device *dev);
-static int pc87108_net_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
-
-/*
- * Function pc87108_init ()
- *
- * Initialize chip. Just try to find out how many chips we are dealing with
- * and where they are
- */
-int __init pc87108_init(void)
-{
- int i;
-
- for (i=0; (io[i] < 2000) && (i < 4); i++) {
- int ioaddr = io[i];
- if (check_region(ioaddr, CHIP_IO_EXTENT) < 0)
- continue;
- if (pc87108_open(i, io[i], io2[i], irq[i], dma[i]) == 0)
- return 0;
- }
- return -ENODEV;
-}
-
-/*
- * Function pc87108_cleanup ()
- *
- * Close all configured chips
- *
- */
-#ifdef MODULE
-static void pc87108_cleanup(void)
-{
- int i;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- for (i=0; i < 4; i++) {
- if (dev_self[i])
- pc87108_close(dev_self[i]);
- }
-}
-#endif /* MODULE */
-
-/*
- * Function pc87108_open (iobase, irq)
- *
- * Open driver instance
- *
- */
-static int pc87108_open(int i, unsigned int iobase, unsigned int board_addr,
- unsigned int irq, unsigned int dma)
-{
- struct net_device *dev;
- struct pc87108 *self;
- int dongle_id;
- int ret;
- int err;
-
- IRDA_DEBUG(0, __FUNCTION__ "()\n");
-
- if ((dongle_id = pc87108_probe(iobase, board_addr, irq, dma)) == -1)
- return -1;
-
- /*
- * Allocate new instance of the driver
- */
- self = kmalloc(sizeof(struct pc87108), GFP_KERNEL);
- if (self == NULL) {
- printk(KERN_ERR "IrDA: Can't allocate memory for "
- "IrDA control block!\n");
- return -ENOMEM;
- }
- memset(self, 0, sizeof(struct pc87108));
-
- /* Need to store self somewhere */
- dev_self[i] = self;
-
- /* Initialize IO */
- self->io.iobase = iobase;
- self->io.irq = irq;
- self->io.io_ext = CHIP_IO_EXTENT;
- self->io.dma = dma;
- self->io.fifo_size = 32;
-
- /* Lock the port that we need */
- ret = check_region(self->io.iobase, self->io.io_ext);
- if (ret < 0) {
- IRDA_DEBUG(0, __FUNCTION__ "(), can't get iobase of 0x%03x\n",
- self->io.iobase);
- /* pc87108_cleanup(self->self); */
- return -ENODEV;
- }
- request_region(self->io.iobase, self->io.io_ext, driver_name);
-
- /* Initialize QoS for this device */
- irda_init_max_qos_capabilies(&self->qos);
-
- /* The only value we must override it the baudrate */
- self->qos.baud_rate.bits = IR_9600|IR_19200|IR_38400|IR_57600|
- IR_115200|IR_576000|IR_1152000|(IR_4000000 << 8);
-
- self->qos.min_turn_time.bits = qos_mtt_bits;
- irda_qos_bits_to_value(&self->qos);
-
- self->flags = IFF_FIR|IFF_MIR|IFF_SIR|IFF_DMA|IFF_PIO|IFF_DONGLE;
-
- /* Max DMA buffer size needed = (data_size + 6) * (window_size) + 6; */
- self->rx_buff.truesize = 14384;
- self->tx_buff.truesize = 4000;
-
- /* Allocate memory if needed */
- if (self->rx_buff.truesize > 0) {
- self->rx_buff.head = (__u8 *) kmalloc(self->rx_buff.truesize,
- GFP_KERNEL|GFP_DMA);
- if (self->rx_buff.head == NULL)
- return -ENOMEM;
- memset(self->rx_buff.head, 0, self->rx_buff.truesize);
- }
- if (self->tx_buff.truesize > 0) {
- self->tx_buff.head = (__u8 *) kmalloc(self->tx_buff.truesize,
- GFP_KERNEL|GFP_DMA);
- if (self->tx_buff.head == NULL) {
- kfree(self->rx_buff.head);
- return -ENOMEM;
- }
- memset(self->tx_buff.head, 0, self->tx_buff.truesize);
- }
-
- self->rx_buff.in_frame = FALSE;
- self->rx_buff.state = OUTSIDE_FRAME;
- self->tx_buff.data = self->tx_buff.head;
- self->rx_buff.data = self->rx_buff.head;
-
- if (!(dev = dev_alloc("irda%d", &err))) {
- ERROR(__FUNCTION__ "(), dev_alloc() failed!\n");
- return -ENOMEM;
- }
- dev->priv = (void *) self;
- self->netdev = dev;
-
- /* Override the network functions we need to use */
- dev->init = pc87108_net_init;
- dev->hard_start_xmit = pc87108_hard_xmit;
- dev->open = pc87108_net_open;
- dev->stop = pc87108_net_close;
- dev->do_ioctl = pc87108_net_ioctl;
-
- rtnl_lock();
- err = register_netdevice(dev);
- rtnl_unlock();
- if (err) {
- ERROR(__FUNCTION__ "(), register_netdev() failed!\n");
- return -1;
- }
-
- MESSAGE("IrDA: Registered device %s\n", dev->name);
-
- self->io.dongle_id = dongle_id;
- pc87108_init_dongle_interface(iobase, dongle_id);
-
- return 0;
-}
-
-#ifdef MODULE
-/*
- * Function pc87108_close (self)
- *
- * Close driver instance
- *
- */
-static int pc87108_close(struct pc87108 *self)
-{
- int iobase;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- ASSERT(self != NULL, return -1;);
-
- iobase = self->io.iobase;
-
- /* Remove netdevice */
- if (self->netdev) {
- rtnl_lock();
- unregister_netdevice(self->netdev);
- rtnl_unlock();
- }
-
- /* Release the PORT that this driver is using */
- IRDA_DEBUG(4, __FUNCTION__ "(), Releasing Region %03x\n",
- self->io.iobase);
- release_region(self->io.iobase, self->io.io_ext);
-
- if (self->tx_buff.head)
- kfree(self->tx_buff.head);
-
- if (self->rx_buff.head)
- kfree(self->rx_buff.head);
-
- kfree(self);
-
- return 0;
-}
-#endif /* MODULE */
-
-/*
- * Function pc87108_probe (iobase, board_addr, irq, dma)
- *
- * Returns non-negative on success.
- *
- */
-static int pc87108_probe(int iobase, int board_addr, int irq, int dma)
-{
- int version;
- __u8 temp=0;
- int dongle_id;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- /* Base Address and Interrupt Control Register BAIC */
- outb(0, board_addr);
- switch (iobase) {
- case 0x3E8: outb(0x14, board_addr+1); break;
- case 0x2E8: outb(0x15, board_addr+1); break;
- case 0x3F8: outb(0x16, board_addr+1); break;
- case 0x2F8: outb(0x17, board_addr+1); break;
- default: ERROR(__FUNCTION__ "(), invalid base_address");
- }
-
- /* Control Signal Routing Register CSRT */
- switch (irq) {
- case 3: temp = 0x01; break;
- case 4: temp = 0x02; break;
- case 5: temp = 0x03; break;
- case 7: temp = 0x04; break;
- case 9: temp = 0x05; break;
- case 11: temp = 0x06; break;
- case 15: temp = 0x07; break;
- default: ERROR(__FUNCTION__ "(), invalid irq");
- }
- outb(1, board_addr);
-
- switch (dma) {
- case 0: outb(0x08+temp, board_addr+1); break;
- case 1: outb(0x10+temp, board_addr+1); break;
- case 3: outb(0x18+temp, board_addr+1); break;
- default: IRDA_DEBUG(0, __FUNCTION__ "(), invalid dma");
- }
-
- /* Mode Control Register MCTL */
- outb(2, board_addr);
- outb(0x03, board_addr+1);
-
- /* read the Module ID */
- switch_bank(iobase, BANK3);
- version = inb(iobase+MID);
-
- /* should be 0x2? */
- if (0x20 != (version & 0xf0)) {
- ERROR(__FUNCTION__ "(), Wrong chip version %02x\n", version);
- return -1;
- }
-
- /* Switch to advanced mode */
- switch_bank(iobase, BANK2);
- outb(ECR1_EXT_SL, iobase+ECR1);
- switch_bank(iobase, BANK0);
-
- dongle_id = pc87108_read_dongle_id(iobase);
- IRDA_DEBUG(0, __FUNCTION__ "(), Found dongle: %s\n",
- dongle_types[dongle_id]);
-
- /* Set FIFO threshold to TX17, RX16, reset and enable FIFO's */
- switch_bank(iobase, BANK0);
- outb(FCR_RXTH|FCR_TXTH|FCR_TXSR|FCR_RXSR|FCR_FIFO_EN, iobase+FCR);
-
- /* Set FIFO size to 32 */
- switch_bank(iobase, BANK2);
- outb(EXCR2_RFSIZ|EXCR2_TFSIZ, iobase+EXCR2);
-
- /* IRCR2: FEND_MD is set */
- switch_bank(iobase, BANK5);
- outb(0x2a, iobase+4);
-
- /* Make sure that some defaults are OK */
- switch_bank(iobase, BANK6);
- outb(0x20, iobase+0); /* Set 32 bits FIR CRC */
- outb(0x0a, iobase+1); /* Set MIR pulse width */
- outb(0x0d, iobase+2); /* Set SIR pulse width */
- outb(0x2a, iobase+4); /* Set beginning frag, and preamble length */
-
- /* Receiver frame length */
- switch_bank(iobase, BANK4);
- outb(2048 & 0xff, iobase+6);
- outb((2048 >> 8) & 0x1f, iobase+7);
-
- /* Transmitter frame length */
- outb(2048 & 0xff, iobase+4);
- outb((2048 >> 8) & 0x1f, iobase+5);
-
- IRDA_DEBUG(0, "PC87108 driver loaded. Version: 0x%02x\n", version);
-
- /* Enable receive interrupts */
- switch_bank(iobase, BANK0);
- outb(IER_RXHDL_IE, iobase+IER);
-
- return dongle_id;
-}
-
-/*
- * Function pc87108_read_dongle_id (void)
- *
- * Try to read dongle indentification. This procedure needs to be executed
- * once after power-on/reset. It also needs to be used whenever you suspect
- * that the user may have plugged/unplugged the IrDA Dongle.
- *
- */
-static int pc87108_read_dongle_id (int iobase)
-{
- int dongle_id;
- __u8 bank;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- bank = inb(iobase+BSR);
-
- /* Select Bank 7 */
- switch_bank(iobase, BANK7);
-
- /* IRCFG4: IRSL0_DS and IRSL21_DS are cleared */
- outb(0x00, iobase+7);
-
- /* ID0, 1, and 2 are pulled up/down very slowly */
- udelay(50);
-
- /* IRCFG1: read the ID bits */
- dongle_id = inb(iobase+4) & 0x0f;
-
-#ifdef BROKEN_DONGLE_ID
- if (dongle_id == 0x0a)
- dongle_id = 0x09;
-#endif
-
- /* Go back to bank 0 before returning */
- switch_bank(iobase, BANK0);
-
- IRDA_DEBUG(0, __FUNCTION__ "(), Dongle = %#x\n", dongle_id);
-
- outb(bank, iobase+BSR);
-
- return dongle_id;
-}
-
-/*
- * Function pc87108_init_dongle_interface (iobase, dongle_id)
- *
- * This function initializes the dongle for the transceiver that is
- * used. This procedure needs to be executed once after
- * power-on/reset. It also needs to be used whenever you suspect that
- * the dongle is changed.
- */
-static void pc87108_init_dongle_interface (int iobase, int dongle_id)
-{
- int bank;
-
- /* Save current bank */
- bank = inb(iobase+BSR);
-
- /* Select Bank 7 */
- switch_bank(iobase, BANK7);
-
- /* IRCFG4: set according to dongle_id */
- switch (dongle_id) {
- case 0x00: /* same as */
- case 0x01: /* Differential serial interface */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not defined by irda yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x02: /* same as */
- case 0x03: /* Reserved */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not defined by irda yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x04: /* Sharp RY5HD01 */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not supported yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x05: /* Reserved */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not defined by irda yet",
- dongle_types[dongle_id]);
- break;
- case 0x06: /* Single-ended serial interface */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not defined by irda yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x07: /* Consumer-IR only */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s is not for IrDA mode\n",
- dongle_types[dongle_id]);
- break;
- case 0x08: /* HP HSDL-2300, HP HSDL-3600/HSDL-3610 */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not supported yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x09: /* IBM31T1100 or Temic TFDS6000/TFDS6500 */
- outb_p(0x28, iobase+7); /* Set irsl[0-2] as output */
- break;
- case 0x0A: /* same as */
- case 0x0B: /* Reserved */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not defined by irda yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x0C: /* same as */
- case 0x0D: /* HP HSDL-1100/HSDL-2100 */
- /*
- * Set irsl0 as input, irsl[1-2] as output, and separate
- * inputs are used for SIR and MIR/FIR
- */
- outb(0x48, iobase+7);
- break;
- case 0x0E: /* Supports SIR Mode only */
- outb(0x28, iobase+7); /* Set irsl[0-2] as output */
- break;
- case 0x0F: /* No dongle connected */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s\n",
- dongle_types[dongle_id]);
- IRDA_DEBUG(0, "***\n");
-
- switch_bank(iobase, BANK0);
- outb(0x62, iobase+MCR);
- break;
- default:
- IRDA_DEBUG(0, __FUNCTION__ "(), invalid dongle_id %#x",
- dongle_id);
- }
-
- /* IRCFG1: IRSL1 and 2 are set to IrDA mode */
- outb(0x00, iobase+4);
-
- /* Restore bank register */
- outb(bank, iobase+BSR);
-
-} /* set_up_dongle_interface */
-
-/*
- * Function pc87108_change_dongle_speed (iobase, speed, dongle_id)
- *
- * Change speed of the attach dongle
- *
- */
-static void pc87108_change_dongle_speed(int iobase, int speed, int dongle_id)
-{
- unsigned long flags;
- __u8 bank;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- /* Save current bank */
- bank = inb(iobase+BSR);
-
- /* Select Bank 7 */
- switch_bank(iobase, BANK7);
-
- /* IRCFG1: set according to dongle_id */
- switch (dongle_id) {
- case 0x00: /* same as */
- case 0x01: /* Differential serial interface */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not defined by irda yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x02: /* same as */
- case 0x03: /* Reserved */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not defined by irda yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x04: /* Sharp RY5HD01 */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not supported yet\n",
- dongle_types[dongle_id]);
- case 0x05: /* Reserved */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not defined by irda yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x06: /* Single-ended serial interface */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not defined by irda yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x07: /* Consumer-IR only */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s is not for IrDA mode\n",
- dongle_types[dongle_id]);
- break;
- case 0x08: /* HP HSDL-2300, HP HSDL-3600/HSDL-3610 */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not supported yet\n",
- dongle_types[dongle_id]);
- case 0x09: /* IBM31T1100 or Temic TFDS6000/TFDS6500 */
- switch_bank(iobase, BANK7);
- outb_p(0x01, iobase+4);
-
- if (speed == 4000000) {
- save_flags(flags);
- cli();
- outb(0x81, iobase+4);
- outb(0x80, iobase+4);
- restore_flags(flags);
- }
- else
- outb_p(0x00, iobase+4);
- break;
- case 0x0A: /* same as */
- case 0x0B: /* Reserved */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s not defined by irda yet\n",
- dongle_types[dongle_id]);
- break;
- case 0x0C: /* same as */
- case 0x0D: /* HP HSDL-1100/HSDL-2100 */
- break;
- case 0x0E: /* Supports SIR Mode only */
- break;
- case 0x0F: /* No dongle connected */
- IRDA_DEBUG(0, __FUNCTION__ "(), %s is not for IrDA mode\n",
- dongle_types[dongle_id]);
-
- switch_bank(iobase, BANK0);
- outb(0x62, iobase+MCR);
- break;
- default:
- IRDA_DEBUG(0, __FUNCTION__ "(), invalid data_rate\n");
- }
- /* Restore bank register */
- outb(bank, iobase+BSR);
-}
-
-/*
- * Function pc87108_change_speed (self, baud)
- *
- * Change the speed of the device
- *
- */
-static void pc87108_change_speed(struct pc87108 *self, __u32 speed)
-{
- __u8 mcr = MCR_SIR;
- __u8 bank;
- int iobase;
-
- IRDA_DEBUG(2, __FUNCTION__ "(), speed=%d\n", speed);
-
- ASSERT(self != NULL, return;);
-
- iobase = self->io.iobase;
-
- /* Update accounting for new speed */
- self->io.speed = speed;
-
- /* Save current bank */
- bank = inb(iobase+BSR);
-
- /* Disable interrupts */
- switch_bank(iobase, BANK0);
- outb(0, iobase+IER);
-
- /* Select Bank 2 */
- switch_bank(iobase, BANK2);
-
- outb(0x00, iobase+BGDH);
- switch (speed) {
- case 9600: outb(0x0c, iobase+BGDL); break;
- case 19200: outb(0x06, iobase+BGDL); break;
- case 37600: outb(0x03, iobase+BGDL); break;
- case 57600: outb(0x02, iobase+BGDL); break;
- case 115200: outb(0x01, iobase+BGDL); break;
- case 576000:
- switch_bank(iobase, BANK5);
-
- /* IRCR2: MDRS is set */
- outb(inb(iobase+4) | 0x04, iobase+4);
-
- mcr = MCR_MIR;
- IRDA_DEBUG(0, __FUNCTION__ "(), handling baud of 576000\n");
- break;
- case 1152000:
- mcr = MCR_MIR;
- IRDA_DEBUG(0, __FUNCTION__ "(), handling baud of 1152000\n");
- break;
- case 4000000:
- mcr = MCR_FIR;
- IRDA_DEBUG(0, __FUNCTION__ "(), handling baud of 4000000\n");
- break;
- default:
- mcr = MCR_FIR;
- IRDA_DEBUG(0, __FUNCTION__ "(), unknown baud rate of %d\n",
- speed);
- break;
- }
-
- /* Set appropriate speed mode */
- switch_bank(iobase, BANK0);
- outb(mcr | MCR_TX_DFR, iobase+MCR);
-
- /* Give some hits to the transceiver */
- pc87108_change_dongle_speed(iobase, speed, self->io.dongle_id);
-
- /* Set FIFO threshold to TX17, RX16 */
- switch_bank(iobase, BANK0);
- outb(FCR_RXTH| /* Set Rx FIFO threshold */
- FCR_TXTH| /* Set Tx FIFO threshold */
- FCR_TXSR| /* Reset Tx FIFO */
- FCR_RXSR| /* Reset Rx FIFO */
- FCR_FIFO_EN, /* Enable FIFOs */
- iobase+FCR);
- /* outb(0xa7, iobase+FCR); */
-
- /* Set FIFO size to 32 */
- switch_bank(iobase, BANK2);
- outb(EXCR2_RFSIZ|EXCR2_TFSIZ, iobase+EXCR2);
-
- self->netdev->tbusy = 0;
-
- /* Enable some interrupts so we can receive frames */
- switch_bank(iobase, BANK0);
- if (speed > 115200) {
- outb(IER_SFIF_IE, iobase+IER);
- pc87108_dma_receive(self);
- } else
- outb(IER_RXHDL_IE, iobase+IER);
-
- /* Restore BSR */
- outb(bank, iobase+BSR);
-}
-
-/*
- * Function pc87108_hard_xmit (skb, dev)
- *
- * Transmit the frame!
- *
- */
-static int pc87108_hard_xmit(struct sk_buff *skb, struct net_device *dev)
-{
- struct pc87108 *self;
- int iobase;
- __u32 speed;
- __u8 bank;
- int mtt;
-
- self = (struct pc87108 *) dev->priv;
-
- ASSERT(self != NULL, return 0;);
-
- iobase = self->io.iobase;
-
- IRDA_DEBUG(4, __FUNCTION__ "(%ld), skb->len=%d\n", jiffies,
- (int) skb->len);
-
- /* Lock transmit buffer */
- if (irda_lock((void *) &dev->tbusy) == FALSE)
- return -EBUSY;
-
- /* Check if we need to change the speed */
- if ((speed = irda_get_speed(skb)) != self->io.speed)
- self->new_speed = speed;
-
- /* Save current bank */
- bank = inb(iobase+BSR);
-
- /* Decide if we should use PIO or DMA transfer */
- if (self->io.speed > 115200) {
- self->tx_buff.data = self->tx_buff.head;
- memcpy(self->tx_buff.data, skb->data, skb->len);
- self->tx_buff.len = skb->len;
-
- mtt = irda_get_mtt(skb);
- if (mtt > 50) {
- /* Adjust for timer resolution */
- mtt = mtt / 125 + 1;
-
- /* Setup timer */
- switch_bank(iobase, BANK4);
- outb(mtt & 0xff, iobase+TMRL);
- outb((mtt >> 8) & 0x0f, iobase+TMRH);
-
- /* Start timer */
- outb(IRCR1_TMR_EN, iobase+IRCR1);
- self->io.direction = IO_XMIT;
-
- /* Enable timer interrupt */
- switch_bank(iobase, BANK0);
- outb(IER_TMR_IE, iobase+IER);
- } else {
- /* Use udelay for delays less than 50 us. */
- if (mtt)
- udelay(mtt);
-
- /* Enable DMA interrupt */
- switch_bank(iobase, BANK0);
- outb(IER_DMA_IE, iobase+IER);
- pc87108_dma_write(self, iobase);
- }
- } else {
- self->tx_buff.data = self->tx_buff.head;
-
- self->tx_buff.len = async_wrap_skb(skb, self->tx_buff.data,
- self->tx_buff.truesize);
-
- /* Add interrupt on tx low level (will fire immediately) */
- switch_bank(iobase, BANK0);
- outb(IER_TXLDL_IE, iobase+IER);
- }
- dev_kfree_skb(skb);
-
- /* Restore bank register */
- outb(bank, iobase+BSR);
-
- return 0;
-}
-
-/*
- * Function pc87108_dma_xmit (self, iobase)
- *
- * Transmit data using DMA
- *
- */
-static void pc87108_dma_write(struct pc87108 *self, int iobase)
-{
- int bsr;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- /* Save current bank */
- bsr = inb(iobase+BSR);
-
- /* Disable DMA */
- switch_bank(iobase, BANK0);
- outb(inb(iobase+MCR) & ~MCR_DMA_EN, iobase+MCR);
-
- setup_dma(self->io.dma, self->tx_buff.data, self->tx_buff.len,
- DMA_MODE_WRITE);
-
- self->io.direction = IO_XMIT;
-
- /* Choose transmit DMA channel */
- switch_bank(iobase, BANK2);
- outb(inb(iobase+ECR1) | ECR1_DMASWP|ECR1_DMANF|ECR1_EXT_SL,
- iobase+ECR1);
-
- /* Enable DMA */
- switch_bank(iobase, BANK0);
- outb(inb(iobase+MCR)|MCR_DMA_EN, iobase+MCR);
-
- /* Restore bank register */
- outb(bsr, iobase+BSR);
-}
-
-/*
- * Function pc87108_pio_xmit (self, iobase)
- *
- * Transmit data using PIO. Returns the number of bytes that actually
- * got transfered
- *
- */
-static int pc87108_pio_write(int iobase, __u8 *buf, int len, int fifo_size)
-{
- int actual = 0;
- __u8 bank;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- /* Save current bank */
- bank = inb(iobase+BSR);
-
- switch_bank(iobase, BANK0);
- if (!(inb_p(iobase+LSR) & LSR_TXEMP)) {
- IRDA_DEBUG(4, __FUNCTION__
- "(), warning, FIFO not empty yet!\n");
-
- fifo_size -= 17;
- IRDA_DEBUG(4, __FUNCTION__ "(), %d bytes left in tx fifo\n",
- fifo_size);
- }
-
- /* Fill FIFO with current frame */
- while ((fifo_size-- > 0) && (actual < len)) {
- /* Transmit next byte */
- outb(buf[actual++], iobase+TXD);
- }
-
- IRDA_DEBUG(4, __FUNCTION__ "(), fifo_size %d ; %d sent of %d\n",
- fifo_size, actual, len);
-
- /* Restore bank */
- outb(bank, iobase+BSR);
-
- return actual;
-}
-
-/*
- * Function pc87108_dma_xmit_complete (self)
- *
- * The transfer of a frame in finished. This function will only be called
- * by the interrupt handler
- *
- */
-static void pc87108_dma_xmit_complete(struct pc87108 *self)
-{
- int iobase;
- __u8 bank;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- ASSERT(self != NULL, return;);
-
- iobase = self->io.iobase;
-
- /* Save current bank */
- bank = inb(iobase+BSR);
-
- /* Disable DMA */
- switch_bank(iobase, BANK0);
- outb(inb(iobase+MCR) & ~MCR_DMA_EN, iobase+MCR);
-
- /* Check for underrrun! */
- if (inb(iobase+ASCR) & ASCR_TXUR) {
- self->stats.tx_errors++;
- self->stats.tx_fifo_errors++;
-
- /* Clear bit, by writing 1 into it */
- outb(ASCR_TXUR, iobase+ASCR);
- } else {
- self->stats.tx_packets++;
- self->stats.tx_bytes += self->tx_buff.len;
- }
-
- if (self->new_speed) {
- pc87108_change_speed(self, self->new_speed);
- self->new_speed = 0;
- }
-
- /* Unlock tx_buff and request another frame */
- self->netdev->tbusy = 0; /* Unlock */
-
- /* Tell the network layer, that we can accept more frames */
- mark_bh(NET_BH);
-
- /* Restore bank */
- outb(bank, iobase+BSR);
-}
-
-/*
- * Function pc87108_dma_receive (self)
- *
- * Get ready for receiving a frame. The device will initiate a DMA
- * if it starts to receive a frame.
- *
- */
-static int pc87108_dma_receive(struct pc87108 *self)
-{
- int iobase;
- __u8 bsr;
-
- ASSERT(self != NULL, return -1;);
-
- IRDA_DEBUG(4, __FUNCTION__ "\n");
-
- iobase = self->io.iobase;
-
- /* Save current bank */
- bsr = inb(iobase+BSR);
-
- /* Disable DMA */
- switch_bank(iobase, BANK0);
- outb(inb(iobase+MCR) & ~MCR_DMA_EN, iobase+MCR);
-
- self->rx_buff.data = self->rx_buff.head;
-
- setup_dma(self->io.dma, self->rx_buff.data,
- self->rx_buff.truesize, DMA_MODE_READ);
-
- /* driver->media_busy = FALSE; */
- self->io.direction = IO_RECV;
-
- /* Reset Rx FIFO. This will also flush the ST_FIFO */
- outb(FCR_RXTH|FCR_TXTH|FCR_RXSR|FCR_FIFO_EN, iobase+FCR);
- self->st_fifo.len = self->st_fifo.tail = self->st_fifo.head = 0;
-
- /* Choose DMA Rx, DMA Fairness, and Advanced mode */
- switch_bank(iobase, BANK2);
- outb((inb(iobase+ECR1) & ~ECR1_DMASWP)|ECR1_DMANF|ECR1_EXT_SL,
- iobase+ECR1);
-
- /* enable DMA */
- switch_bank(iobase, BANK0);
- outb(inb(iobase+MCR)|MCR_DMA_EN, iobase+MCR);
-
- /* Restore bank register */
- outb(bsr, iobase+BSR);
-
- IRDA_DEBUG(4, __FUNCTION__ "(), done!\n");
-
- return 0;
-}
-
-/*
- * Function pc87108_dma_receive_complete (self)
- *
- * Finished with receiving frames
- *
- *
- */
-static int pc87108_dma_receive_complete(struct pc87108 *self, int iobase)
-{
- struct sk_buff *skb;
- struct st_fifo *st_fifo;
- __u8 bank;
- __u8 status;
- int len;
-
- st_fifo = &self->st_fifo;
-
- /* Save current bank */
- bank = inb(iobase+BSR);
-
- /* Read status FIFO */
- switch_bank(iobase, BANK5);
- while ((status = inb(iobase+FRM_ST)) & FRM_ST_VLD) {
- st_fifo->entries[st_fifo->tail].status = status;
-
- st_fifo->entries[st_fifo->tail].len = inb(iobase+RFLFL);
- st_fifo->entries[st_fifo->tail].len |= inb(iobase+RFLFH) << 8;
-
- st_fifo->tail++;
- st_fifo->len++;
- }
-
- /* Try to process all entries in status FIFO */
- switch_bank(iobase, BANK0);
- while (st_fifo->len) {
-
- /* Get first entry */
- status = st_fifo->entries[st_fifo->head].status;
- len = st_fifo->entries[st_fifo->head].len;
- st_fifo->head++;
- st_fifo->len--;
-
- /* Check for errors */
- if (status & FRM_ST_ERR_MSK) {
- if (status & FRM_ST_LOST_FR) {
- /* Add number of lost frames to stats */
- self->stats.rx_errors += len;
- } else {
- /* Skip frame */
- self->stats.rx_errors++;
-
- self->rx_buff.data += len;
-
- if (status & FRM_ST_MAX_LEN)
- self->stats.rx_length_errors++;
-
- if (status & FRM_ST_PHY_ERR)
- self->stats.rx_frame_errors++;
-
- if (status & FRM_ST_BAD_CRC)
- self->stats.rx_crc_errors++;
- }
- /* The errors below can be reported in both cases */
- if (status & FRM_ST_OVR1)
- self->stats.rx_fifo_errors++;
-
- if (status & FRM_ST_OVR2)
- self->stats.rx_fifo_errors++;
-
- } else {
- /* Check if we have transfered all data to memory */
- if (inb(iobase+LSR) & LSR_RXDA) {
- /* Put this entry back in fifo */
- st_fifo->head--;
- st_fifo->len++;
- st_fifo->entries[st_fifo->head].status = status;
- st_fifo->entries[st_fifo->head].len = len;
-
- /* Restore bank register */
- outb(bank, iobase+BSR);
-
- return FALSE; /* I'll be back! */
- }
-
- /* Should be OK then */
- skb = dev_alloc_skb(len+1);
- if (skb == NULL) {
- printk(KERN_INFO __FUNCTION__
- "(), memory squeeze, dropping frame.\n");
- /* Restore bank register */
- outb(bank, iobase+BSR);
-
- return FALSE;
- }
-
- /* Make sure IP header gets aligned */
- skb_reserve(skb, 1);
-
- /* Copy frame without CRC */
- if (self->io.speed < 4000000) {
- skb_put(skb, len-2);
- memcpy(skb->data, self->rx_buff.data, len-2);
- } else {
- skb_put(skb, len-4);
- memcpy(skb->data, self->rx_buff.data, len-4);
- }
-
- /* Move to next frame */
- self->rx_buff.data += len;
- self->stats.rx_packets++;
-
- skb->dev = self->netdev;
- skb->mac.raw = skb->data;
- skb->protocol = htons(ETH_P_IRDA);
- netif_rx(skb);
- }
- }
- /* Restore bank register */
- outb(bank, iobase+BSR);
-
- return TRUE;
-}
-
-/*
- * Function pc87108_pio_receive (self)
- *
- * Receive all data in receiver FIFO
- *
- */
-static void pc87108_pio_receive(struct pc87108 *self)
-{
- __u8 byte = 0x00;
- int iobase;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- ASSERT(self != NULL, return;);
-
- iobase = self->io.iobase;
-
- /* Receive all characters in Rx FIFO */
- do {
- byte = inb(iobase+RXD);
- async_unwrap_char(self->netdev, &self->stats, &self->rx_buff, byte);
- } while (inb(iobase+LSR) & LSR_RXDA); /* Data available */
-}
-
-/*
- * Function pc87108_sir_interrupt (self, eir)
- *
- * Handle SIR interrupt
- *
- */
-static __u8 pc87108_sir_interrupt(struct pc87108 *self, int eir)
-{
- int actual;
- __u8 new_ier = 0;
-
- /* Transmit FIFO low on data */
- if (eir & EIR_TXLDL_EV) {
- /* Write data left in transmit buffer */
- actual = pc87108_pio_write(self->io.iobase,
- self->tx_buff.data,
- self->tx_buff.len,
- self->io.fifo_size);
- self->tx_buff.data += actual;
- self->tx_buff.len -= actual;
-
- self->io.direction = IO_XMIT;
-
- /* Check if finished */
- if (self->tx_buff.len > 0)
- new_ier |= IER_TXLDL_IE;
- else {
- self->netdev->tbusy = 0; /* Unlock */
- self->stats.tx_packets++;
-
- /* Check if we need to change the speed? */
- if (self->new_speed) {
- IRDA_DEBUG(2, __FUNCTION__
- "(), Changing speed!\n");
- pc87108_change_speed(self, self->new_speed);
- self->new_speed = 0;
- }
-
- mark_bh(NET_BH);
-
- new_ier |= IER_TXEMP_IE;
- }
-
- }
- /* Check if transmission has completed */
- if (eir & EIR_TXEMP_EV) {
- /* Check if we need to change the speed? */
- if (self->new_speed) {
- IRDA_DEBUG(2, __FUNCTION__
- "(), Changing speed!\n");
- pc87108_change_speed(self, self->new_speed);
- self->new_speed = 0;
- }
-
- /* Turn around and get ready to receive some data */
- self->io.direction = IO_RECV;
- new_ier |= IER_RXHDL_IE;
- }
-
- /* Rx FIFO threshold or timeout */
- if (eir & EIR_RXHDL_EV) {
- pc87108_pio_receive(self);
-
- /* Keep receiving */
- new_ier |= IER_RXHDL_IE;
- }
- return new_ier;
-}
-
-/*
- * Function pc87108_fir_interrupt (self, eir)
- *
- * Handle MIR/FIR interrupt
- *
- */
-static __u8 pc87108_fir_interrupt(struct pc87108 *self, int iobase,
- int eir)
-{
- __u8 new_ier = 0;
- __u8 bank;
-
- bank = inb(iobase+BSR);
-
- /* Status event, or end of frame detected in FIFO */
- if (eir & (EIR_SFIF_EV|EIR_LS_EV)) {
- if (pc87108_dma_receive_complete(self, iobase)) {
-
- /* Wait for next status FIFO interrupt */
- new_ier |= IER_SFIF_IE;
- } else {
- /* DMA not finished yet */
-
- /* Set timer value, resolution 125 us */
- switch_bank(iobase, BANK4);
- outb(0x0f, iobase+TMRL); /* 125 us */
- outb(0x00, iobase+TMRH);
-
- /* Start timer */
- outb(IRCR1_TMR_EN, iobase+IRCR1);
-
- new_ier |= IER_TMR_IE;
- }
- }
- /* Timer finished */
- if (eir & EIR_TMR_EV) {
- /* Disable timer */
- switch_bank(iobase, BANK4);
- outb(0, iobase+IRCR1);
-
- /* Clear timer event */
- switch_bank(iobase, BANK0);
- outb(ASCR_CTE, iobase+ASCR);
-
- /* Check if this is a TX timer interrupt */
- if (self->io.direction == IO_XMIT) {
- pc87108_dma_write(self, iobase);
-
- /* Interrupt on DMA */
- new_ier |= IER_DMA_IE;
- } else {
- /* Check if DMA has now finished */
- pc87108_dma_receive_complete(self, iobase);
-
- new_ier |= IER_SFIF_IE;
- }
- }
- /* Finished with transmission */
- if (eir & EIR_DMA_EV) {
- pc87108_dma_xmit_complete(self);
-
- /* Check if there are more frames to be transmitted */
- if (irda_device_txqueue_empty(self->netdev)) {
- /* Prepare for receive */
- pc87108_dma_receive(self);
-
- new_ier = IER_LS_IE|IER_SFIF_IE;
- }
- }
- outb(bank, iobase+BSR);
-
- return new_ier;
-}
-
-/*
- * Function pc87108_interrupt (irq, dev_id, regs)
- *
- * An interrupt from the chip has arrived. Time to do some work
- *
- */
-static void pc87108_interrupt(int irq, void *dev_id, struct pt_regs *regs)
-{
- struct net_device *dev = (struct net_device *) dev_id;
- struct pc87108 *self;
- __u8 bsr, eir, ier;
- int iobase;
-
- if (!dev) {
- printk(KERN_WARNING "%s: irq %d for unknown device.\n",
- driver_name, irq);
- return;
- }
- self = (struct pc87108 *) dev->priv;
-
- dev->interrupt = 1;
-
- iobase = self->io.iobase;
-
- /* Save current bank */
- bsr = inb(iobase+BSR);
-
- switch_bank(iobase, BANK0);
- ier = inb(iobase+IER);
- eir = inb(iobase+EIR) & ier; /* Mask out the interesting ones */
-
- outb(0, iobase+IER); /* Disable interrupts */
-
- if (eir) {
- /* Dispatch interrupt handler for the current speed */
- if (self->io.speed > 115200)
- ier = pc87108_fir_interrupt(self, iobase, eir);
- else
- ier = pc87108_sir_interrupt(self, eir);
- }
-
- outb(ier, iobase+IER); /* Restore interrupts */
- outb(bsr, iobase+BSR); /* Restore bank register */
-
- dev->interrupt = 0;
-}
-
-/*
- * Function pc87108_is_receiving (self)
- *
- * Return TRUE is we are currently receiving a frame
- *
- */
-static int pc87108_is_receiving(struct pc87108 *self)
-{
- int status = FALSE;
- int iobase;
- __u8 bank;
-
- ASSERT(self != NULL, return FALSE;);
-
- if (self->io.speed > 115200) {
- iobase = self->io.iobase;
-
- /* Check if rx FIFO is not empty */
- bank = inb(iobase+BSR);
- switch_bank(iobase, BANK2);
- if ((inb(iobase+RXFLV) & 0x3f) != 0) {
- /* We are receiving something */
- status = TRUE;
- }
- outb(bank, iobase+BSR);
- } else
- status = (self->rx_buff.state != OUTSIDE_FRAME);
-
- return status;
-}
-
-/*
- * Function pc87108_net_init (dev)
- *
- * Initialize network device
- *
- */
-static int pc87108_net_init(struct net_device *dev)
-{
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- /* Setup to be a normal IrDA network device driver */
- irda_device_setup(dev);
-
- /* Insert overrides below this line! */
-
- return 0;
-}
-
-
-/*
- * Function pc87108_net_open (dev)
- *
- * Start the device
- *
- */
-static int pc87108_net_open(struct net_device *dev)
-{
- struct pc87108 *self;
- int iobase;
- __u8 bank;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- ASSERT(dev != NULL, return -1;);
- self = (struct pc87108 *) dev->priv;
-
- ASSERT(self != NULL, return 0;);
-
- iobase = self->io.iobase;
-
- if (request_irq(self->io.irq, pc87108_interrupt, 0, dev->name,
- (void *) dev))
- {
- return -EAGAIN;
- }
- /*
- * Always allocate the DMA channel after the IRQ,
- * and clean up on failure.
- */
- if (request_dma(self->io.dma, dev->name)) {
- free_irq(self->io.irq, self);
- return -EAGAIN;
- }
-
- /* Save current bank */
- bank = inb(iobase+BSR);
-
- /* turn on interrupts */
- switch_bank(iobase, BANK0);
- outb(IER_LS_IE | IER_RXHDL_IE, iobase+IER);
-
- /* Restore bank register */
- outb(bank, iobase+BSR);
-
- /* Ready to play! */
- dev->tbusy = 0;
- dev->interrupt = 0;
- dev->start = 1;
-
- /*
- * Open new IrLAP layer instance, now that everything should be
- * initialized properly
- */
- self->irlap = irlap_open(dev, &self->qos);
-
- MOD_INC_USE_COUNT;
-
- return 0;
-}
-
-/*
- * Function pc87108_net_close (dev)
- *
- * Stop the device
- *
- */
-static int pc87108_net_close(struct net_device *dev)
-{
- struct pc87108 *self;
- int iobase;
- __u8 bank;
-
- IRDA_DEBUG(4, __FUNCTION__ "()\n");
-
- ASSERT(dev != NULL, return -1;);
- self = (struct pc87108 *) dev->priv;
-
- ASSERT(self != NULL, return 0;);
-
- /* Stop device */
- dev->tbusy = 1;
- dev->start = 0;
-
- /* Stop and remove instance of IrLAP */
- if (self->irlap)
- irlap_close(self->irlap);
- self->irlap = NULL;
-
- iobase = self->io.iobase;
-
- disable_dma(self->io.dma);
-
- /* Save current bank */
- bank = inb(iobase+BSR);
-
- /* Disable interrupts */
- switch_bank(iobase, BANK0);
- outb(0, iobase+IER);
-
- free_irq(self->io.irq, dev);
- free_dma(self->io.dma);
-
- /* Restore bank register */
- outb(bank, iobase+BSR);
-
- MOD_DEC_USE_COUNT;
-
- return 0;
-}
-
-/*
- * Function pc87108_net_ioctl (dev, rq, cmd)
- *
- * Process IOCTL commands for this device
- *
- */
-static int pc87108_net_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
-{
- struct if_irda_req *irq = (struct if_irda_req *) rq;
- struct pc87108 *self;
- unsigned long flags;
- int ret = 0;
-
- ASSERT(dev != NULL, return -1;);
-
- self = dev->priv;
-
- ASSERT(self != NULL, return -1;);
-
- IRDA_DEBUG(2, __FUNCTION__ "(), %s, (cmd=0x%X)\n", dev->name, cmd);
-
- /* Disable interrupts & save flags */
- save_flags(flags);
- cli();
-
- switch (cmd) {
- case SIOCSBANDWIDTH: /* Set bandwidth */
- pc87108_change_speed(self, irq->ifr_baudrate);
- break;
- case SIOCSMEDIABUSY: /* Set media busy */
- irda_device_set_media_busy(self->netdev, TRUE);
- break;
- case SIOCGRECEIVING: /* Check if we are receiving right now */
- irq->ifr_receiving = pc87108_is_receiving(self);
- break;
- default:
- ret = -EOPNOTSUPP;
- }
-
- restore_flags(flags);
-
- return ret;
-}
-
-#ifdef MODULE
-
-MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no>");
-MODULE_DESCRIPTION("NSC PC87108 IrDA Device Driver");
-
-MODULE_PARM(qos_mtt_bits, "i");
-MODULE_PARM(io, "1-4i");
-MODULE_PARM(io2, "1-4i");
-MODULE_PARM(irq, "1-4i");
-
-/*
- * Function init_module (void)
- *
- *
- *
- */
-int init_module(void)
-{
- return pc87108_init();
-}
-
-/*
- * Function cleanup_module (void)
- *
- *
- *
- */
-void cleanup_module(void)
-{
- pc87108_cleanup();
-}
-#endif /* MODULE */
-
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)