diff options
Diffstat (limited to 'drivers/net/irda')
| -rw-r--r-- | drivers/net/irda/Kconfig | 141 | ||||
| -rw-r--r-- | drivers/net/irda/Makefile | 17 | ||||
| -rw-r--r-- | drivers/net/irda/act200l.c | 297 | ||||
| -rw-r--r-- | drivers/net/irda/actisys.c | 288 | ||||
| -rw-r--r-- | drivers/net/irda/ep7211_ir.c | 125 | ||||
| -rw-r--r-- | drivers/net/irda/esi.c | 149 | ||||
| -rw-r--r-- | drivers/net/irda/girbil.c | 250 | ||||
| -rw-r--r-- | drivers/net/irda/irport.c | 1123 | ||||
| -rw-r--r-- | drivers/net/irda/irport.h | 80 | ||||
| -rw-r--r-- | drivers/net/irda/litelink.c | 179 | ||||
| -rw-r--r-- | drivers/net/irda/ma600.c | 354 | ||||
| -rw-r--r-- | drivers/net/irda/mcp2120.c | 240 | ||||
| -rw-r--r-- | drivers/net/irda/old_belkin.c | 164 | ||||
| -rw-r--r-- | drivers/net/irda/smsc-ircc2.c | 17 | ||||
| -rw-r--r-- | drivers/net/irda/tekram.c | 282 | ||||
| -rw-r--r-- | drivers/net/irda/via-ircc.c | 12 |
16 files changed, 9 insertions, 3709 deletions
diff --git a/drivers/net/irda/Kconfig b/drivers/net/irda/Kconfig index 65806956728a..ce816ba9c40d 100644 --- a/drivers/net/irda/Kconfig +++ b/drivers/net/irda/Kconfig @@ -190,147 +190,6 @@ config KS959_DONGLE To compile it as a module, choose M here: the module will be called ks959-sir. -comment "Old SIR device drivers" - -config IRPORT_SIR - tristate "IrPORT (IrDA serial driver)" - depends on IRDA && BROKEN_ON_SMP - ---help--- - Say Y here if you want to build support for the IrPORT IrDA device - driver. To compile it as a module, choose M here: the module will be - called irport. IrPORT can be used instead of IrTTY and sometimes - this can be better. One example is if your IrDA port does not - have echo-canceling, which will work OK with IrPORT since this - driver is working in half-duplex mode only. You don't need to use - irattach with IrPORT, but you just insert it the same way as FIR - drivers (insmod irport io=0x3e8 irq=11). Notice that IrPORT is a - SIR device driver which means that speed is limited to 115200 bps. - - If unsure, say Y. - -comment "Old Serial dongle support" - -config DONGLE_OLD - bool "Old Serial dongle support" - depends on IRPORT_SIR && BROKEN_ON_SMP - help - Say Y here if you have an infrared device that connects to your - computer's serial port. These devices are called dongles. Then say Y - or M to the driver for your particular dongle below. - - Note that the answer to this question won't directly affect the - kernel: saying N will just cause the configurator to skip all - the questions about serial dongles. - -config ESI_DONGLE_OLD - tristate "ESI JetEye PC dongle" - depends on DONGLE_OLD && IRDA - help - Say Y here if you want to build support for the Extended Systems - JetEye PC dongle. To compile it as a module, choose M here. The ESI - dongle attaches to the normal 9-pin serial port connector, and can - currently only be used by IrTTY. To activate support for ESI - dongles you will have to start irattach like this: - "irattach -d esi". - -config ACTISYS_DONGLE_OLD - tristate "ACTiSYS IR-220L and IR220L+ dongle" - depends on DONGLE_OLD && IRDA - help - Say Y here if you want to build support for the ACTiSYS IR-220L and - IR220L+ dongles. To compile it as a module, choose M here. The - ACTiSYS dongles attaches to the normal 9-pin serial port connector, - and can currently only be used by IrTTY. To activate support for - ACTiSYS dongles you will have to start irattach like this: - "irattach -d actisys" or "irattach -d actisys+". - -config TEKRAM_DONGLE_OLD - tristate "Tekram IrMate 210B dongle" - depends on DONGLE_OLD && IRDA - help - Say Y here if you want to build support for the Tekram IrMate 210B - dongle. To compile it as a module, choose M here. The Tekram dongle - attaches to the normal 9-pin serial port connector, and can - currently only be used by IrTTY. To activate support for Tekram - dongles you will have to start irattach like this: - "irattach -d tekram". - -config GIRBIL_DONGLE_OLD - tristate "Greenwich GIrBIL dongle" - depends on DONGLE_OLD && IRDA - help - Say Y here if you want to build support for the Greenwich GIrBIL - dongle. To compile it as a module, choose M here. The Greenwich - dongle attaches to the normal 9-pin serial port connector, and can - currently only be used by IrTTY. To activate support for Greenwich - dongles you will have to insert "irattach -d girbil" in the - /etc/irda/drivers script. - -config LITELINK_DONGLE_OLD - tristate "Parallax LiteLink dongle" - depends on DONGLE_OLD && IRDA - help - Say Y here if you want to build support for the Parallax Litelink - dongle. To compile it as a module, choose M here. The Parallax - dongle attaches to the normal 9-pin serial port connector, and can - currently only be used by IrTTY. To activate support for Parallax - dongles you will have to start irattach like this: - "irattach -d litelink". - -config MCP2120_DONGLE_OLD - tristate "Microchip MCP2120" - depends on DONGLE_OLD && IRDA - help - Say Y here if you want to build support for the Microchip MCP2120 - dongle. To compile it as a module, choose M here. The MCP2120 dongle - attaches to the normal 9-pin serial port connector, and can - currently only be used by IrTTY. To activate support for MCP2120 - dongles you will have to insert "irattach -d mcp2120" in the - /etc/irda/drivers script. - - You must build this dongle yourself. For more information see: - <http://www.eyetap.org/~tangf/irda_sir_linux.html> - -config OLD_BELKIN_DONGLE_OLD - tristate "Old Belkin dongle" - depends on DONGLE_OLD && IRDA - help - Say Y here if you want to build support for the Adaptec Airport 1000 - and 2000 dongles. To compile it as a module, choose M here: the module - will be called old_belkin. Some information is contained in the - comments at the top of <file:drivers/net/irda/old_belkin.c>. - -config ACT200L_DONGLE_OLD - tristate "ACTiSYS IR-200L dongle (EXPERIMENTAL)" - depends on DONGLE_OLD && EXPERIMENTAL && IRDA - help - Say Y here if you want to build support for the ACTiSYS IR-200L - dongle. To compile it as a module, choose M here. The ACTiSYS - IR-200L dongle attaches to the normal 9-pin serial port connector, - and can currently only be used by IrTTY. To activate support for - ACTiSYS IR-200L dongles you will have to start irattach like this: - "irattach -d act200l". - -config MA600_DONGLE_OLD - tristate "Mobile Action MA600 dongle (EXPERIMENTAL)" - depends on DONGLE_OLD && EXPERIMENTAL && IRDA - ---help--- - Say Y here if you want to build support for the Mobile Action MA600 - dongle. To compile it as a module, choose M here. The MA600 dongle - attaches to the normal 9-pin serial port connector, and can - currently only be tested on IrCOMM. To activate support for MA600 - dongles you will have to insert "irattach -d ma600" in the - /etc/irda/drivers script. Note: irutils 0.9.15 requires no - modification. irutils 0.9.9 needs modification. For more - information, download the following tar gzip file. - - There is a pre-compiled module on - <http://engsvr.ust.hk/~eetwl95/ma600.html> - -config EP7211_IR - tristate "EP7211 I/R support" - depends on DONGLE_OLD && ARCH_EP7211 && IRDA - comment "FIR device drivers" config USB_IRDA diff --git a/drivers/net/irda/Makefile b/drivers/net/irda/Makefile index fefbb5909081..5d20fde32a24 100644 --- a/drivers/net/irda/Makefile +++ b/drivers/net/irda/Makefile @@ -5,8 +5,6 @@ # Rewritten to use lists instead of if-statements. # -# Old SIR drivers -obj-$(CONFIG_IRPORT_SIR) += irport.o # FIR drivers obj-$(CONFIG_USB_IRDA) += irda-usb.o obj-$(CONFIG_SIGMATEL_FIR) += stir4200.o @@ -20,21 +18,10 @@ obj-$(CONFIG_VLSI_FIR) += vlsi_ir.o obj-$(CONFIG_VIA_FIR) += via-ircc.o obj-$(CONFIG_PXA_FICP) += pxaficp_ir.o obj-$(CONFIG_MCS_FIR) += mcs7780.o -# Old dongle drivers for old SIR drivers -obj-$(CONFIG_ESI_DONGLE_OLD) += esi.o -obj-$(CONFIG_TEKRAM_DONGLE_OLD) += tekram.o -obj-$(CONFIG_ACTISYS_DONGLE_OLD) += actisys.o -obj-$(CONFIG_GIRBIL_DONGLE_OLD) += girbil.o -obj-$(CONFIG_LITELINK_DONGLE_OLD) += litelink.o -obj-$(CONFIG_OLD_BELKIN_DONGLE_OLD) += old_belkin.o -obj-$(CONFIG_MCP2120_DONGLE_OLD) += mcp2120.o -obj-$(CONFIG_ACT200L_DONGLE_OLD) += act200l.o -obj-$(CONFIG_MA600_DONGLE_OLD) += ma600.o -obj-$(CONFIG_EP7211_IR) += ep7211_ir.o obj-$(CONFIG_AU1000_FIR) += au1k_ir.o -# New SIR drivers +# SIR drivers obj-$(CONFIG_IRTTY_SIR) += irtty-sir.o sir-dev.o -# New dongles drivers for new SIR drivers +# dongle drivers for SIR drivers obj-$(CONFIG_ESI_DONGLE) += esi-sir.o obj-$(CONFIG_TEKRAM_DONGLE) += tekram-sir.o obj-$(CONFIG_ACTISYS_DONGLE) += actisys-sir.o diff --git a/drivers/net/irda/act200l.c b/drivers/net/irda/act200l.c deleted file mode 100644 index 756cd44e857a..000000000000 --- a/drivers/net/irda/act200l.c +++ /dev/null @@ -1,297 +0,0 @@ -/********************************************************************* - * - * Filename: act200l.c - * Version: 0.8 - * Description: Implementation for the ACTiSYS ACT-IR200L dongle - * Status: Experimental. - * Author: SHIMIZU Takuya <tshimizu@ga2.so-net.ne.jp> - * Created at: Fri Aug 3 17:35:42 2001 - * Modified at: Fri Aug 17 10:22:40 2001 - * Modified by: SHIMIZU Takuya <tshimizu@ga2.so-net.ne.jp> - * - * Copyright (c) 2001 SHIMIZU Takuya, 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. - * - ********************************************************************/ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/tty.h> -#include <linux/init.h> - -#include <net/irda/irda.h> -#include <net/irda/irda_device.h> - -static int act200l_reset(struct irda_task *task); -static void act200l_open(dongle_t *self, struct qos_info *qos); -static void act200l_close(dongle_t *self); -static int act200l_change_speed(struct irda_task *task); - -/* Regsiter 0: Control register #1 */ -#define ACT200L_REG0 0x00 -#define ACT200L_TXEN 0x01 /* Enable transmitter */ -#define ACT200L_RXEN 0x02 /* Enable receiver */ - -/* Register 1: Control register #2 */ -#define ACT200L_REG1 0x10 -#define ACT200L_LODB 0x01 /* Load new baud rate count value */ -#define ACT200L_WIDE 0x04 /* Expand the maximum allowable pulse */ - -/* Register 4: Output Power register */ -#define ACT200L_REG4 0x40 -#define ACT200L_OP0 0x01 /* Enable LED1C output */ -#define ACT200L_OP1 0x02 /* Enable LED2C output */ -#define ACT200L_BLKR 0x04 - -/* Register 5: Receive Mode register */ -#define ACT200L_REG5 0x50 -#define ACT200L_RWIDL 0x01 /* fixed 1.6us pulse mode */ - -/* Register 6: Receive Sensitivity register #1 */ -#define ACT200L_REG6 0x60 -#define ACT200L_RS0 0x01 /* receive threshold bit 0 */ -#define ACT200L_RS1 0x02 /* receive threshold bit 1 */ - -/* Register 7: Receive Sensitivity register #2 */ -#define ACT200L_REG7 0x70 -#define ACT200L_ENPOS 0x04 /* Ignore the falling edge */ - -/* Register 8,9: Baud Rate Dvider register #1,#2 */ -#define ACT200L_REG8 0x80 -#define ACT200L_REG9 0x90 - -#define ACT200L_2400 0x5f -#define ACT200L_9600 0x17 -#define ACT200L_19200 0x0b -#define ACT200L_38400 0x05 -#define ACT200L_57600 0x03 -#define ACT200L_115200 0x01 - -/* Register 13: Control register #3 */ -#define ACT200L_REG13 0xd0 -#define ACT200L_SHDW 0x01 /* Enable access to shadow registers */ - -/* Register 15: Status register */ -#define ACT200L_REG15 0xf0 - -/* Register 21: Control register #4 */ -#define ACT200L_REG21 0x50 -#define ACT200L_EXCK 0x02 /* Disable clock output driver */ -#define ACT200L_OSCL 0x04 /* oscillator in low power, medium accuracy mode */ - -static struct dongle_reg dongle = { - .type = IRDA_ACT200L_DONGLE, - .open = act200l_open, - .close = act200l_close, - .reset = act200l_reset, - .change_speed = act200l_change_speed, - .owner = THIS_MODULE, -}; - -static int __init act200l_init(void) -{ - return irda_device_register_dongle(&dongle); -} - -static void __exit act200l_cleanup(void) -{ - irda_device_unregister_dongle(&dongle); -} - -static void act200l_open(dongle_t *self, struct qos_info *qos) -{ - IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); - - /* Power on the dongle */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - /* Set the speeds we can accept */ - qos->baud_rate.bits &= IR_9600|IR_19200|IR_38400|IR_57600|IR_115200; - qos->min_turn_time.bits = 0x03; -} - -static void act200l_close(dongle_t *self) -{ - IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); - - /* Power off the dongle */ - self->set_dtr_rts(self->dev, FALSE, FALSE); -} - -/* - * Function act200l_change_speed (dev, speed) - * - * Set the speed for the ACTiSYS ACT-IR200L type dongle. - * - */ -static int act200l_change_speed(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - __u32 speed = (__u32) task->param; - __u8 control[3]; - int ret = 0; - - IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); - - self->speed_task = task; - - switch (task->state) { - case IRDA_TASK_INIT: - if (irda_task_execute(self, act200l_reset, NULL, task, - (void *) speed)) - { - /* Dongle need more time to reset */ - irda_task_next_state(task, IRDA_TASK_CHILD_WAIT); - - /* Give reset 1 sec to finish */ - ret = msecs_to_jiffies(1000); - } - break; - case IRDA_TASK_CHILD_WAIT: - IRDA_WARNING("%s(), resetting dongle timed out!\n", - __FUNCTION__); - ret = -1; - break; - case IRDA_TASK_CHILD_DONE: - /* Clear DTR and set RTS to enter command mode */ - self->set_dtr_rts(self->dev, FALSE, TRUE); - - switch (speed) { - case 9600: - default: - control[0] = ACT200L_REG8 | (ACT200L_9600 & 0x0f); - control[1] = ACT200L_REG9 | ((ACT200L_9600 >> 4) & 0x0f); - break; - case 19200: - control[0] = ACT200L_REG8 | (ACT200L_19200 & 0x0f); - control[1] = ACT200L_REG9 | ((ACT200L_19200 >> 4) & 0x0f); - break; - case 38400: - control[0] = ACT200L_REG8 | (ACT200L_38400 & 0x0f); - control[1] = ACT200L_REG9 | ((ACT200L_38400 >> 4) & 0x0f); - break; - case 57600: - control[0] = ACT200L_REG8 | (ACT200L_57600 & 0x0f); - control[1] = ACT200L_REG9 | ((ACT200L_57600 >> 4) & 0x0f); - break; - case 115200: - control[0] = ACT200L_REG8 | (ACT200L_115200 & 0x0f); - control[1] = ACT200L_REG9 | ((ACT200L_115200 >> 4) & 0x0f); - break; - } - control[2] = ACT200L_REG1 | ACT200L_LODB | ACT200L_WIDE; - - /* Write control bytes */ - self->write(self->dev, control, 3); - irda_task_next_state(task, IRDA_TASK_WAIT); - ret = msecs_to_jiffies(5); - break; - case IRDA_TASK_WAIT: - /* Go back to normal mode */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - irda_task_next_state(task, IRDA_TASK_DONE); - self->speed_task = NULL; - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->speed_task = NULL; - ret = -1; - break; - } - return ret; -} - -/* - * Function act200l_reset (driver) - * - * Reset the ACTiSYS ACT-IR200L type dongle. - */ -static int act200l_reset(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - __u8 control[9] = { - ACT200L_REG15, - ACT200L_REG13 | ACT200L_SHDW, - ACT200L_REG21 | ACT200L_EXCK | ACT200L_OSCL, - ACT200L_REG13, - ACT200L_REG7 | ACT200L_ENPOS, - ACT200L_REG6 | ACT200L_RS0 | ACT200L_RS1, - ACT200L_REG5 | ACT200L_RWIDL, - ACT200L_REG4 | ACT200L_OP0 | ACT200L_OP1 | ACT200L_BLKR, - ACT200L_REG0 | ACT200L_TXEN | ACT200L_RXEN - }; - int ret = 0; - - IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); - - self->reset_task = task; - - switch (task->state) { - case IRDA_TASK_INIT: - /* Power on the dongle */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - irda_task_next_state(task, IRDA_TASK_WAIT1); - ret = msecs_to_jiffies(50); - break; - case IRDA_TASK_WAIT1: - /* Reset the dongle : set RTS low for 25 ms */ - self->set_dtr_rts(self->dev, TRUE, FALSE); - - irda_task_next_state(task, IRDA_TASK_WAIT2); - ret = msecs_to_jiffies(50); - break; - case IRDA_TASK_WAIT2: - /* Clear DTR and set RTS to enter command mode */ - self->set_dtr_rts(self->dev, FALSE, TRUE); - - /* Write control bytes */ - self->write(self->dev, control, 9); - irda_task_next_state(task, IRDA_TASK_WAIT3); - ret = msecs_to_jiffies(15); - break; - case IRDA_TASK_WAIT3: - /* Go back to normal mode */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - ret = -1; - break; - } - return ret; -} - -MODULE_AUTHOR("SHIMIZU Takuya <tshimizu@ga2.so-net.ne.jp>"); -MODULE_DESCRIPTION("ACTiSYS ACT-IR200L dongle driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("irda-dongle-10"); /* IRDA_ACT200L_DONGLE */ - -/* - * Function init_module (void) - * - * Initialize ACTiSYS ACT-IR200L module - * - */ -module_init(act200l_init); - -/* - * Function cleanup_module (void) - * - * Cleanup ACTiSYS ACT-IR200L module - * - */ -module_exit(act200l_cleanup); diff --git a/drivers/net/irda/actisys.c b/drivers/net/irda/actisys.c deleted file mode 100644 index ae0b80a5680c..000000000000 --- a/drivers/net/irda/actisys.c +++ /dev/null @@ -1,288 +0,0 @@ -/********************************************************************* - * - * Filename: actisys.c - * Version: 1.0 - * Description: Implementation for the ACTiSYS IR-220L and IR-220L+ - * dongles - * Status: Beta. - * Authors: Dag Brattli <dagb@cs.uit.no> (initially) - * Jean Tourrilhes <jt@hpl.hp.com> (new version) - * Created at: Wed Oct 21 20:02:35 1998 - * Modified at: Fri Dec 17 09:10:43 1999 - * Modified by: Dag Brattli <dagb@cs.uit.no> - * - * Copyright (c) 1998-1999 Dag Brattli, All Rights Reserved. - * Copyright (c) 1999 Jean Tourrilhes - * - * 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 Tromsø admit liability nor - * provide warranty for any of this software. This material is - * provided "AS-IS" and at no charge. - * - ********************************************************************/ - -/* - * Changelog - * - * 0.8 -> 0.9999 - Jean - * o New initialisation procedure : much safer and correct - * o New procedure the change speed : much faster and simpler - * o Other cleanups & comments - * Thanks to Lichen Wang @ Actisys for his excellent help... - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/tty.h> -#include <linux/init.h> - -#include <net/irda/irda.h> -#include <net/irda/irda_device.h> - -/* - * Define the timing of the pulses we send to the dongle (to reset it, and - * to toggle speeds). Basically, the limit here is the propagation speed of - * the signals through the serial port, the dongle being much faster. Any - * serial port support 115 kb/s, so we are sure that pulses 8.5 us wide can - * go through cleanly . If you are on the wild side, you can try to lower - * this value (Actisys recommended me 2 us, and 0 us work for me on a P233!) - */ -#define MIN_DELAY 10 /* 10 us to be on the conservative side */ - -static int actisys_change_speed(struct irda_task *task); -static int actisys_reset(struct irda_task *task); -static void actisys_open(dongle_t *self, struct qos_info *qos); -static void actisys_close(dongle_t *self); - -/* These are the baudrates supported, in the order available */ -/* Note : the 220L doesn't support 38400, but we will fix that below */ -static __u32 baud_rates[] = { 9600, 19200, 57600, 115200, 38400 }; -#define MAX_SPEEDS 5 - -static struct dongle_reg dongle = { - .type = IRDA_ACTISYS_DONGLE, - .open = actisys_open, - .close = actisys_close, - .reset = actisys_reset, - .change_speed = actisys_change_speed, - .owner = THIS_MODULE, -}; - -static struct dongle_reg dongle_plus = { - .type = IRDA_ACTISYS_PLUS_DONGLE, - .open = actisys_open, - .close = actisys_close, - .reset = actisys_reset, - .change_speed = actisys_change_speed, - .owner = THIS_MODULE, -}; - -/* - * Function actisys_change_speed (task) - * - * There is two model of Actisys dongle we are dealing with, - * the 220L and 220L+. At this point, only irattach knows with - * kind the user has requested (it was an argument on irattach - * command line). - * So, we register a dongle of each sort and let irattach - * pick the right one... - */ -static int __init actisys_init(void) -{ - int ret; - - /* First, register an Actisys 220L dongle */ - ret = irda_device_register_dongle(&dongle); - if (ret < 0) - return ret; - /* Now, register an Actisys 220L+ dongle */ - ret = irda_device_register_dongle(&dongle_plus); - if (ret < 0) { - irda_device_unregister_dongle(&dongle); - return ret; - } - return 0; -} - -static void __exit actisys_cleanup(void) -{ - /* We have to remove both dongles */ - irda_device_unregister_dongle(&dongle); - irda_device_unregister_dongle(&dongle_plus); -} - -static void actisys_open(dongle_t *self, struct qos_info *qos) -{ - /* Power on the dongle */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - /* Set the speeds we can accept */ - qos->baud_rate.bits &= IR_9600|IR_19200|IR_38400|IR_57600|IR_115200; - - /* Remove support for 38400 if this is not a 220L+ dongle */ - if (self->issue->type == IRDA_ACTISYS_DONGLE) - qos->baud_rate.bits &= ~IR_38400; - - qos->min_turn_time.bits = 0x7f; /* Needs 0.01 ms */ -} - -static void actisys_close(dongle_t *self) -{ - /* Power off the dongle */ - self->set_dtr_rts(self->dev, FALSE, FALSE); -} - -/* - * Function actisys_change_speed (task) - * - * Change speed of the ACTiSYS IR-220L and IR-220L+ type IrDA dongles. - * To cycle through the available baud rates, pulse RTS low for a few us. - * - * First, we reset the dongle to always start from a known state. - * Then, we cycle through the speeds by pulsing RTS low and then up. - * The dongle allow us to pulse quite fast, se we can set speed in one go, - * which is must faster ( < 100 us) and less complex than what is found - * in some other dongle drivers... - * Note that even if the new speed is the same as the current speed, - * we reassert the speed. This make sure that things are all right, - * and it's fast anyway... - * By the way, this function will work for both type of dongles, - * because the additional speed is at the end of the sequence... - */ -static int actisys_change_speed(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - __u32 speed = (__u32) task->param; /* Target speed */ - int ret = 0; - int i = 0; - - IRDA_DEBUG(4, "%s(), speed=%d (was %d)\n", __FUNCTION__, speed, - self->speed); - - /* Go to a known state by reseting the dongle */ - - /* Reset the dongle : set DTR low for 10 us */ - self->set_dtr_rts(self->dev, FALSE, TRUE); - udelay(MIN_DELAY); - - /* Go back to normal mode (we are now at 9600 b/s) */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - /* - * Now, we can set the speed requested. Send RTS pulses until we - * reach the target speed - */ - for (i=0; i<MAX_SPEEDS; i++) { - if (speed == baud_rates[i]) { - self->speed = baud_rates[i]; - break; - } - /* Make sure previous pulse is finished */ - udelay(MIN_DELAY); - - /* Set RTS low for 10 us */ - self->set_dtr_rts(self->dev, TRUE, FALSE); - udelay(MIN_DELAY); - - /* Set RTS high for 10 us */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - } - - /* Check if life is sweet... */ - if (i >= MAX_SPEEDS) - ret = -1; /* This should not happen */ - - /* Basta lavoro, on se casse d'ici... */ - irda_task_next_state(task, IRDA_TASK_DONE); - - return ret; -} - -/* - * Function actisys_reset (task) - * - * Reset the Actisys type dongle. Warning, this function must only be - * called with a process context! - * - * We need to do two things in this function : - * o first make sure that the dongle is in a state where it can operate - * o second put the dongle in a know state - * - * The dongle is powered of the RTS and DTR lines. In the dongle, there - * is a big capacitor to accommodate the current spikes. This capacitor - * takes a least 50 ms to be charged. In theory, the Bios set those lines - * up, so by the time we arrive here we should be set. It doesn't hurt - * to be on the conservative side, so we will wait... - * Then, we set the speed to 9600 b/s to get in a known state (see in - * change_speed for details). It is needed because the IrDA stack - * has tried to set the speed immediately after our first return, - * so before we can be sure the dongle is up and running. - */ -static int actisys_reset(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - int ret = 0; - - IRDA_ASSERT(task != NULL, return -1;); - - self->reset_task = task; - - switch (task->state) { - case IRDA_TASK_INIT: - /* Set both DTR & RTS to power up the dongle */ - /* In theory redundant with power up in actisys_open() */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - /* Sleep 50 ms to make sure capacitor is charged */ - ret = msecs_to_jiffies(50); - irda_task_next_state(task, IRDA_TASK_WAIT); - break; - case IRDA_TASK_WAIT: - /* Reset the dongle : set DTR low for 10 us */ - self->set_dtr_rts(self->dev, FALSE, TRUE); - udelay(MIN_DELAY); - - /* Go back to normal mode */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - self->speed = 9600; /* That's the default */ - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - ret = -1; - break; - } - return ret; -} - -MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no> - Jean Tourrilhes <jt@hpl.hp.com>"); -MODULE_DESCRIPTION("ACTiSYS IR-220L and IR-220L+ dongle driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("irda-dongle-2"); /* IRDA_ACTISYS_DONGLE */ -MODULE_ALIAS("irda-dongle-3"); /* IRDA_ACTISYS_PLUS_DONGLE */ - - -/* - * Function init_module (void) - * - * Initialize Actisys module - * - */ -module_init(actisys_init); - -/* - * Function cleanup_module (void) - * - * Cleanup Actisys module - * - */ -module_exit(actisys_cleanup); diff --git a/drivers/net/irda/ep7211_ir.c b/drivers/net/irda/ep7211_ir.c deleted file mode 100644 index 4cba38f7e4a8..000000000000 --- a/drivers/net/irda/ep7211_ir.c +++ /dev/null @@ -1,125 +0,0 @@ -/* - * IR port driver for the Cirrus Logic EP7211 processor. - * - * Copyright 2001, Blue Mug Inc. All rights reserved. - */ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/tty.h> -#include <linux/init.h> -#include <linux/spinlock.h> - -#include <net/irda/irda.h> -#include <net/irda/irda_device.h> - -#include <asm/io.h> -#include <asm/hardware.h> - -#define MIN_DELAY 25 /* 15 us, but wait a little more to be sure */ -#define MAX_DELAY 10000 /* 1 ms */ - -static void ep7211_ir_open(dongle_t *self, struct qos_info *qos); -static void ep7211_ir_close(dongle_t *self); -static int ep7211_ir_change_speed(struct irda_task *task); -static int ep7211_ir_reset(struct irda_task *task); - -static DEFINE_SPINLOCK(ep7211_lock); - -static struct dongle_reg dongle = { - .type = IRDA_EP7211_IR, - .open = ep7211_ir_open, - .close = ep7211_ir_close, - .reset = ep7211_ir_reset, - .change_speed = ep7211_ir_change_speed, - .owner = THIS_MODULE, -}; - -static void ep7211_ir_open(dongle_t *self, struct qos_info *qos) -{ - unsigned int syscon1, flags; - - spin_lock_irqsave(&ep7211_lock, flags); - - /* Turn on the SIR encoder. */ - syscon1 = clps_readl(SYSCON1); - syscon1 |= SYSCON1_SIREN; - clps_writel(syscon1, SYSCON1); - - /* XXX: We should disable modem status interrupts on the first - UART (interrupt #14). */ - - spin_unlock_irqrestore(&ep7211_lock, flags); -} - -static void ep7211_ir_close(dongle_t *self) -{ - unsigned int syscon1, flags; - - spin_lock_irqsave(&ep7211_lock, flags); - - /* Turn off the SIR encoder. */ - syscon1 = clps_readl(SYSCON1); - syscon1 &= ~SYSCON1_SIREN; - clps_writel(syscon1, SYSCON1); - - /* XXX: If we've disabled the modem status interrupts, we should - reset them back to their original state. */ - - spin_unlock_irqrestore(&ep7211_lock, flags); -} - -/* - * Function ep7211_ir_change_speed (task) - * - * Change speed of the EP7211 I/R port. We don't really have to do anything - * for the EP7211 as long as the rate is being changed at the serial port - * level. - */ -static int ep7211_ir_change_speed(struct irda_task *task) -{ - irda_task_next_state(task, IRDA_TASK_DONE); - return 0; -} - -/* - * Function ep7211_ir_reset (task) - * - * Reset the EP7211 I/R. We don't really have to do anything. - * - */ -static int ep7211_ir_reset(struct irda_task *task) -{ - irda_task_next_state(task, IRDA_TASK_DONE); - return 0; -} - -/* - * Function ep7211_ir_init(void) - * - * Initialize EP7211 I/R module - * - */ -static int __init ep7211_ir_init(void) -{ - return irda_device_register_dongle(&dongle); -} - -/* - * Function ep7211_ir_cleanup(void) - * - * Cleanup EP7211 I/R module - * - */ -static void __exit ep7211_ir_cleanup(void) -{ - irda_device_unregister_dongle(&dongle); -} - -MODULE_AUTHOR("Jon McClintock <jonm@bluemug.com>"); -MODULE_DESCRIPTION("EP7211 I/R driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("irda-dongle-8"); /* IRDA_EP7211_IR */ - -module_init(ep7211_ir_init); -module_exit(ep7211_ir_cleanup); diff --git a/drivers/net/irda/esi.c b/drivers/net/irda/esi.c deleted file mode 100644 index d3a61af6402d..000000000000 --- a/drivers/net/irda/esi.c +++ /dev/null @@ -1,149 +0,0 @@ -/********************************************************************* - * - * Filename: esi.c - * Version: 1.5 - * Description: Driver for the Extended Systems JetEye PC dongle - * Status: Experimental. - * Author: Dag Brattli <dagb@cs.uit.no> - * Created at: Sat Feb 21 18:54:38 1998 - * Modified at: Fri Dec 17 09:14:04 1999 - * Modified by: Dag Brattli <dagb@cs.uit.no> - * - * Copyright (c) 1999 Dag Brattli, <dagb@cs.uit.no>, - * Copyright (c) 1998 Thomas Davis, <ratbert@radiks.net>, - * 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. - * - * 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., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - ********************************************************************/ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/tty.h> -#include <linux/init.h> - -#include <net/irda/irda.h> -#include <net/irda/irda_device.h> - -static void esi_open(dongle_t *self, struct qos_info *qos); -static void esi_close(dongle_t *self); -static int esi_change_speed(struct irda_task *task); -static int esi_reset(struct irda_task *task); - -static struct dongle_reg dongle = { - .type = IRDA_ESI_DONGLE, - .open = esi_open, - .close = esi_close, - .reset = esi_reset, - .change_speed = esi_change_speed, - .owner = THIS_MODULE, -}; - -static int __init esi_init(void) -{ - return irda_device_register_dongle(&dongle); -} - -static void __exit esi_cleanup(void) -{ - irda_device_unregister_dongle(&dongle); -} - -static void esi_open(dongle_t *self, struct qos_info *qos) -{ - qos->baud_rate.bits &= IR_9600|IR_19200|IR_115200; - qos->min_turn_time.bits = 0x01; /* Needs at least 10 ms */ -} - -static void esi_close(dongle_t *dongle) -{ - /* Power off dongle */ - dongle->set_dtr_rts(dongle->dev, FALSE, FALSE); -} - -/* - * Function esi_change_speed (task) - * - * Set the speed for the Extended Systems JetEye PC ESI-9680 type dongle - * - */ -static int esi_change_speed(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - __u32 speed = (__u32) task->param; - int dtr, rts; - - switch (speed) { - case 19200: - dtr = TRUE; - rts = FALSE; - break; - case 115200: - dtr = rts = TRUE; - break; - case 9600: - default: - dtr = FALSE; - rts = TRUE; - break; - } - - /* Change speed of dongle */ - self->set_dtr_rts(self->dev, dtr, rts); - self->speed = speed; - - irda_task_next_state(task, IRDA_TASK_DONE); - - return 0; -} - -/* - * Function esi_reset (task) - * - * Reset dongle; - * - */ -static int esi_reset(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - - self->set_dtr_rts(self->dev, FALSE, FALSE); - irda_task_next_state(task, IRDA_TASK_DONE); - - return 0; -} - -MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no>"); -MODULE_DESCRIPTION("Extended Systems JetEye PC dongle driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("irda-dongle-1"); /* IRDA_ESI_DONGLE */ - -/* - * Function init_module (void) - * - * Initialize ESI module - * - */ -module_init(esi_init); - -/* - * Function cleanup_module (void) - * - * Cleanup ESI module - * - */ -module_exit(esi_cleanup); - diff --git a/drivers/net/irda/girbil.c b/drivers/net/irda/girbil.c deleted file mode 100644 index 1f57391a618b..000000000000 --- a/drivers/net/irda/girbil.c +++ /dev/null @@ -1,250 +0,0 @@ -/********************************************************************* - * - * Filename: girbil.c - * Version: 1.2 - * Description: Implementation for the Greenwich GIrBIL dongle - * Status: Experimental. - * Author: Dag Brattli <dagb@cs.uit.no> - * Created at: Sat Feb 6 21:02:33 1999 - * Modified at: Fri Dec 17 09:13:20 1999 - * Modified by: Dag Brattli <dagb@cs.uit.no> - * - * Copyright (c) 1999 Dag Brattli, 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 Tromsø admit liability nor - * provide warranty for any of this software. This material is - * provided "AS-IS" and at no charge. - * - ********************************************************************/ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/tty.h> -#include <linux/init.h> - -#include <net/irda/irda.h> -#include <net/irda/irda_device.h> - -static int girbil_reset(struct irda_task *task); -static void girbil_open(dongle_t *self, struct qos_info *qos); -static void girbil_close(dongle_t *self); -static int girbil_change_speed(struct irda_task *task); - -/* Control register 1 */ -#define GIRBIL_TXEN 0x01 /* Enable transmitter */ -#define GIRBIL_RXEN 0x02 /* Enable receiver */ -#define GIRBIL_ECAN 0x04 /* Cancel self emmited data */ -#define GIRBIL_ECHO 0x08 /* Echo control characters */ - -/* LED Current Register (0x2) */ -#define GIRBIL_HIGH 0x20 -#define GIRBIL_MEDIUM 0x21 -#define GIRBIL_LOW 0x22 - -/* Baud register (0x3) */ -#define GIRBIL_2400 0x30 -#define GIRBIL_4800 0x31 -#define GIRBIL_9600 0x32 -#define GIRBIL_19200 0x33 -#define GIRBIL_38400 0x34 -#define GIRBIL_57600 0x35 -#define GIRBIL_115200 0x36 - -/* Mode register (0x4) */ -#define GIRBIL_IRDA 0x40 -#define GIRBIL_ASK 0x41 - -/* Control register 2 (0x5) */ -#define GIRBIL_LOAD 0x51 /* Load the new baud rate value */ - -static struct dongle_reg dongle = { - .type = IRDA_GIRBIL_DONGLE, - .open = girbil_open, - .close = girbil_close, - .reset = girbil_reset, - .change_speed = girbil_change_speed, - .owner = THIS_MODULE, -}; - -static int __init girbil_init(void) -{ - return irda_device_register_dongle(&dongle); -} - -static void __exit girbil_cleanup(void) -{ - irda_device_unregister_dongle(&dongle); -} - -static void girbil_open(dongle_t *self, struct qos_info *qos) -{ - qos->baud_rate.bits &= IR_9600|IR_19200|IR_38400|IR_57600|IR_115200; - qos->min_turn_time.bits = 0x03; -} - -static void girbil_close(dongle_t *self) -{ - /* Power off dongle */ - self->set_dtr_rts(self->dev, FALSE, FALSE); -} - -/* - * Function girbil_change_speed (dev, speed) - * - * Set the speed for the Girbil type dongle. - * - */ -static int girbil_change_speed(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - __u32 speed = (__u32) task->param; - __u8 control[2]; - int ret = 0; - - self->speed_task = task; - - switch (task->state) { - case IRDA_TASK_INIT: - /* Need to reset the dongle and go to 9600 bps before - programming */ - if (irda_task_execute(self, girbil_reset, NULL, task, - (void *) speed)) - { - /* Dongle need more time to reset */ - irda_task_next_state(task, IRDA_TASK_CHILD_WAIT); - - /* Give reset 1 sec to finish */ - ret = msecs_to_jiffies(1000); - } - break; - case IRDA_TASK_CHILD_WAIT: - IRDA_WARNING("%s(), resetting dongle timed out!\n", - __FUNCTION__); - ret = -1; - break; - case IRDA_TASK_CHILD_DONE: - /* Set DTR and Clear RTS to enter command mode */ - self->set_dtr_rts(self->dev, FALSE, TRUE); - - switch (speed) { - case 9600: - default: - control[0] = GIRBIL_9600; - break; - case 19200: - control[0] = GIRBIL_19200; - break; - case 34800: - control[0] = GIRBIL_38400; - break; - case 57600: - control[0] = GIRBIL_57600; - break; - case 115200: - control[0] = GIRBIL_115200; - break; - } - control[1] = GIRBIL_LOAD; - - /* Write control bytes */ - self->write(self->dev, control, 2); - irda_task_next_state(task, IRDA_TASK_WAIT); - ret = msecs_to_jiffies(100); - break; - case IRDA_TASK_WAIT: - /* Go back to normal mode */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - irda_task_next_state(task, IRDA_TASK_DONE); - self->speed_task = NULL; - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->speed_task = NULL; - ret = -1; - break; - } - return ret; -} - -/* - * Function girbil_reset (driver) - * - * This function resets the girbil dongle. - * - * Algorithm: - * 0. set RTS, and wait at least 5 ms - * 1. clear RTS - */ -static int girbil_reset(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - __u8 control = GIRBIL_TXEN | GIRBIL_RXEN; - int ret = 0; - - self->reset_task = task; - - switch (task->state) { - case IRDA_TASK_INIT: - /* Reset dongle */ - self->set_dtr_rts(self->dev, TRUE, FALSE); - irda_task_next_state(task, IRDA_TASK_WAIT1); - /* Sleep at least 5 ms */ - ret = msecs_to_jiffies(20); - break; - case IRDA_TASK_WAIT1: - /* Set DTR and clear RTS to enter command mode */ - self->set_dtr_rts(self->dev, FALSE, TRUE); - irda_task_next_state(task, IRDA_TASK_WAIT2); - ret = msecs_to_jiffies(20); - break; - case IRDA_TASK_WAIT2: - /* Write control byte */ - self->write(self->dev, &control, 1); - irda_task_next_state(task, IRDA_TASK_WAIT3); - ret = msecs_to_jiffies(20); - break; - case IRDA_TASK_WAIT3: - /* Go back to normal mode */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - ret = -1; - break; - } - return ret; -} - -MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no>"); -MODULE_DESCRIPTION("Greenwich GIrBIL dongle driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("irda-dongle-4"); /* IRDA_GIRBIL_DONGLE */ - -/* - * Function init_module (void) - * - * Initialize Girbil module - * - */ -module_init(girbil_init); - -/* - * Function cleanup_module (void) - * - * Cleanup Girbil module - * - */ -module_exit(girbil_cleanup); - diff --git a/drivers/net/irda/irport.c b/drivers/net/irda/irport.c deleted file mode 100644 index c79caa5d3d71..000000000000 --- a/drivers/net/irda/irport.c +++ /dev/null @@ -1,1123 +0,0 @@ -/********************************************************************* - * - * Filename: irport.c - * Version: 1.0 - * Description: Half duplex serial port SIR driver for IrDA. - * Status: Experimental. - * Author: Dag Brattli <dagb@cs.uit.no> - * Created at: Sun Aug 3 13:49:59 1997 - * Modified at: Fri Jan 28 20:22:38 2000 - * Modified by: Dag Brattli <dagb@cs.uit.no> - * Sources: serial.c by Linus Torvalds - * - * Copyright (c) 1997, 1998, 1999-2000 Dag Brattli, All Rights Reserved. - * Copyright (c) 2000-2003 Jean Tourrilhes, 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. - * - * 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., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - * This driver is ment to be a small half duplex serial driver to be - * used for IR-chipsets that has a UART (16550) compatibility mode. - * Eventually it will replace irtty, because of irtty has some - * problems that is hard to get around when we don't have control - * over the serial driver. This driver may also be used by FIR - * drivers to handle SIR mode for them. - * - ********************************************************************/ - -#include <linux/module.h> - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/ioport.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/skbuff.h> -#include <linux/serial_reg.h> -#include <linux/errno.h> -#include <linux/init.h> -#include <linux/spinlock.h> -#include <linux/delay.h> -#include <linux/rtnetlink.h> -#include <linux/bitops.h> - -#include <asm/system.h> -#include <asm/io.h> - -#include <net/irda/irda.h> -#include <net/irda/wrapper.h> -#include "irport.h" - -#define IO_EXTENT 8 - -/* - * Currently you'll need to set these values using insmod like this: - * insmod irport io=0x3e8 irq=11 - */ -static unsigned int io[] = { ~0, ~0, ~0, ~0 }; -static unsigned int irq[] = { 0, 0, 0, 0 }; - -static unsigned int qos_mtt_bits = 0x03; - -static struct irport_cb *dev_self[] = { NULL, NULL, NULL, NULL}; -static char *driver_name = "irport"; - -static inline void irport_write_wakeup(struct irport_cb *self); -static inline int irport_write(int iobase, int fifo_size, __u8 *buf, int len); -static inline void irport_receive(struct irport_cb *self); - -static int irport_net_ioctl(struct net_device *dev, struct ifreq *rq, - int cmd); -static inline int irport_is_receiving(struct irport_cb *self); -static int irport_set_dtr_rts(struct net_device *dev, int dtr, int rts); -static int irport_raw_write(struct net_device *dev, __u8 *buf, int len); -static struct net_device_stats *irport_net_get_stats(struct net_device *dev); -static int irport_change_speed_complete(struct irda_task *task); -static void irport_timeout(struct net_device *dev); - -static irqreturn_t irport_interrupt(int irq, void *dev_id); -static int irport_hard_xmit(struct sk_buff *skb, struct net_device *dev); -static void irport_change_speed(void *priv, __u32 speed); -static int irport_net_open(struct net_device *dev); -static int irport_net_close(struct net_device *dev); - -static struct irport_cb * -irport_open(int i, unsigned int iobase, unsigned int irq) -{ - struct net_device *dev; - struct irport_cb *self; - - IRDA_DEBUG(1, "%s()\n", __FUNCTION__); - - /* Lock the port that we need */ - if (!request_region(iobase, IO_EXTENT, driver_name)) { - IRDA_DEBUG(0, "%s(), can't get iobase of 0x%03x\n", - __FUNCTION__, iobase); - goto err_out1; - } - - /* - * Allocate new instance of the driver - */ - dev = alloc_irdadev(sizeof(struct irport_cb)); - if (!dev) { - IRDA_ERROR("%s(), can't allocate memory for " - "irda device!\n", __FUNCTION__); - goto err_out2; - } - - self = dev->priv; - spin_lock_init(&self->lock); - - /* Need to store self somewhere */ - dev_self[i] = self; - self->priv = self; - self->index = i; - - /* Initialize IO */ - self->io.sir_base = iobase; - self->io.sir_ext = IO_EXTENT; - self->io.irq = irq; - self->io.fifo_size = 16; /* 16550A and compatible */ - - /* Initialize QoS for this device */ - irda_init_max_qos_capabilies(&self->qos); - - self->qos.baud_rate.bits = IR_9600|IR_19200|IR_38400|IR_57600| - IR_115200; - - self->qos.min_turn_time.bits = qos_mtt_bits; - irda_qos_bits_to_value(&self->qos); - - /* Bootstrap ZeroCopy Rx */ - self->rx_buff.truesize = IRDA_SKB_MAX_MTU; - self->rx_buff.skb = __dev_alloc_skb(self->rx_buff.truesize, - GFP_KERNEL); - if (self->rx_buff.skb == NULL) { - IRDA_ERROR("%s(), can't allocate memory for " - "receive buffer!\n", __FUNCTION__); - goto err_out3; - } - skb_reserve(self->rx_buff.skb, 1); - self->rx_buff.head = self->rx_buff.skb->data; - /* No need to memset the buffer, unless you are really pedantic */ - - /* Finish setup the Rx buffer descriptor */ - self->rx_buff.in_frame = FALSE; - self->rx_buff.state = OUTSIDE_FRAME; - self->rx_buff.data = self->rx_buff.head; - - /* Specify how much memory we want */ - self->tx_buff.truesize = 4000; - - /* Allocate memory if needed */ - if (self->tx_buff.truesize > 0) { - self->tx_buff.head = kzalloc(self->tx_buff.truesize, - GFP_KERNEL); - if (self->tx_buff.head == NULL) { - IRDA_ERROR("%s(), can't allocate memory for " - "transmit buffer!\n", __FUNCTION__); - goto err_out4; - } - } - self->tx_buff.data = self->tx_buff.head; - - self->netdev = dev; - - /* May be overridden by piggyback drivers */ - self->interrupt = irport_interrupt; - self->change_speed = irport_change_speed; - - /* Override the network functions we need to use */ - dev->hard_start_xmit = irport_hard_xmit; - dev->tx_timeout = irport_timeout; - dev->watchdog_timeo = HZ; /* Allow time enough for speed change */ - dev->open = irport_net_open; - dev->stop = irport_net_close; - dev->get_stats = irport_net_get_stats; - dev->do_ioctl = irport_net_ioctl; - - /* Make ifconfig display some details */ - dev->base_addr = iobase; - dev->irq = irq; - - if (register_netdev(dev)) { - IRDA_ERROR("%s(), register_netdev() failed!\n", __FUNCTION__); - goto err_out5; - } - IRDA_MESSAGE("IrDA: Registered device %s (irport io=0x%X irq=%d)\n", - dev->name, iobase, irq); - - return self; - err_out5: - kfree(self->tx_buff.head); - err_out4: - kfree_skb(self->rx_buff.skb); - err_out3: - free_netdev(dev); - dev_self[i] = NULL; - err_out2: - release_region(iobase, IO_EXTENT); - err_out1: - return NULL; -} - -static int irport_close(struct irport_cb *self) -{ - IRDA_ASSERT(self != NULL, return -1;); - - /* We are not using any dongle anymore! */ - if (self->dongle) - irda_device_dongle_cleanup(self->dongle); - self->dongle = NULL; - - /* Remove netdevice */ - unregister_netdev(self->netdev); - - /* Release the IO-port that this driver is using */ - IRDA_DEBUG(0 , "%s(), Releasing Region %03x\n", - __FUNCTION__, self->io.sir_base); - release_region(self->io.sir_base, self->io.sir_ext); - - kfree(self->tx_buff.head); - - if (self->rx_buff.skb) - kfree_skb(self->rx_buff.skb); - self->rx_buff.skb = NULL; - - /* Remove ourselves */ - dev_self[self->index] = NULL; - free_netdev(self->netdev); - - return 0; -} - -static void irport_stop(struct irport_cb *self) -{ - int iobase; - - iobase = self->io.sir_base; - - /* We can't lock, we may be called from a FIR driver - Jean II */ - - /* We are not transmitting any more */ - self->transmitting = 0; - - /* Reset UART */ - outb(0, iobase+UART_MCR); - - /* Turn off interrupts */ - outb(0, iobase+UART_IER); -} - -static void irport_start(struct irport_cb *self) -{ - int iobase; - - iobase = self->io.sir_base; - - irport_stop(self); - - /* We can't lock, we may be called from a FIR driver - Jean II */ - - /* Initialize UART */ - outb(UART_LCR_WLEN8, iobase+UART_LCR); /* Reset DLAB */ - outb((UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2), iobase+UART_MCR); - - /* Turn on interrups */ - outb(UART_IER_RLSI | UART_IER_RDI |UART_IER_THRI, iobase+UART_IER); -} - -/* - * Function irport_get_fcr (speed) - * - * Compute value of fcr - * - */ -static inline unsigned int irport_get_fcr(__u32 speed) -{ - unsigned int fcr; /* FIFO control reg */ - - /* Enable fifos */ - fcr = UART_FCR_ENABLE_FIFO; - - /* - * Use trigger level 1 to avoid 3 ms. timeout delay at 9600 bps, and - * almost 1,7 ms at 19200 bps. At speeds above that we can just forget - * about this timeout since it will always be fast enough. - */ - if (speed < 38400) - fcr |= UART_FCR_TRIGGER_1; - else - //fcr |= UART_FCR_TRIGGER_14; - fcr |= UART_FCR_TRIGGER_8; - - return(fcr); -} - -/* - * Function irport_change_speed (self, speed) - * - * Set speed of IrDA port to specified baudrate - * - * This function should be called with irq off and spin-lock. - */ -static void irport_change_speed(void *priv, __u32 speed) -{ - struct irport_cb *self = (struct irport_cb *) priv; - int iobase; - unsigned int fcr; /* FIFO control reg */ - unsigned int lcr; /* Line control reg */ - int divisor; - - IRDA_ASSERT(self != NULL, return;); - IRDA_ASSERT(speed != 0, return;); - - IRDA_DEBUG(1, "%s(), Setting speed to: %d - iobase=%#x\n", - __FUNCTION__, speed, self->io.sir_base); - - /* We can't lock, we may be called from a FIR driver - Jean II */ - - iobase = self->io.sir_base; - - /* Update accounting for new speed */ - self->io.speed = speed; - - /* Turn off interrupts */ - outb(0, iobase+UART_IER); - - divisor = SPEED_MAX/speed; - - /* Get proper fifo configuration */ - fcr = irport_get_fcr(speed); - - /* IrDA ports use 8N1 */ - lcr = UART_LCR_WLEN8; - - outb(UART_LCR_DLAB | lcr, iobase+UART_LCR); /* Set DLAB */ - outb(divisor & 0xff, iobase+UART_DLL); /* Set speed */ - outb(divisor >> 8, iobase+UART_DLM); - outb(lcr, iobase+UART_LCR); /* Set 8N1 */ - outb(fcr, iobase+UART_FCR); /* Enable FIFO's */ - - /* Turn on interrups */ - /* This will generate a fatal interrupt storm. - * People calling us will do that properly - Jean II */ - //outb(/*UART_IER_RLSI|*/UART_IER_RDI/*|UART_IER_THRI*/, iobase+UART_IER); -} - -/* - * Function __irport_change_speed (instance, state, param) - * - * State machine for changing speed of the device. We do it this way since - * we cannot use schedule_timeout() when we are in interrupt context - * - */ -static int __irport_change_speed(struct irda_task *task) -{ - struct irport_cb *self; - __u32 speed = (__u32) task->param; - unsigned long flags = 0; - int wasunlocked = 0; - int ret = 0; - - IRDA_DEBUG(2, "%s(), <%ld>\n", __FUNCTION__, jiffies); - - self = (struct irport_cb *) task->instance; - - IRDA_ASSERT(self != NULL, return -1;); - - /* Locking notes : this function may be called from irq context with - * spinlock, via irport_write_wakeup(), or from non-interrupt without - * spinlock (from the task timer). Yuck ! - * This is ugly, and unsafe is the spinlock is not already acquired. - * This will be fixed when irda-task get rewritten. - * Jean II */ - if (!spin_is_locked(&self->lock)) { - spin_lock_irqsave(&self->lock, flags); - wasunlocked = 1; - } - - switch (task->state) { - case IRDA_TASK_INIT: - case IRDA_TASK_WAIT: - /* Are we ready to change speed yet? */ - if (self->tx_buff.len > 0) { - task->state = IRDA_TASK_WAIT; - - /* Try again later */ - ret = msecs_to_jiffies(20); - break; - } - - if (self->dongle) - irda_task_next_state(task, IRDA_TASK_CHILD_INIT); - else - irda_task_next_state(task, IRDA_TASK_CHILD_DONE); - break; - case IRDA_TASK_CHILD_INIT: - /* Go to default speed */ - self->change_speed(self->priv, 9600); - - /* Change speed of dongle */ - if (irda_task_execute(self->dongle, - self->dongle->issue->change_speed, - NULL, task, (void *) speed)) - { - /* Dongle need more time to change its speed */ - irda_task_next_state(task, IRDA_TASK_CHILD_WAIT); - - /* Give dongle 1 sec to finish */ - ret = msecs_to_jiffies(1000); - } else - /* Child finished immediately */ - irda_task_next_state(task, IRDA_TASK_CHILD_DONE); - break; - case IRDA_TASK_CHILD_WAIT: - IRDA_WARNING("%s(), changing speed of dongle timed out!\n", __FUNCTION__); - ret = -1; - break; - case IRDA_TASK_CHILD_DONE: - /* Finally we are ready to change the speed */ - self->change_speed(self->priv, speed); - - irda_task_next_state(task, IRDA_TASK_DONE); - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - ret = -1; - break; - } - /* Put stuff in the state we found them - Jean II */ - if(wasunlocked) { - spin_unlock_irqrestore(&self->lock, flags); - } - - return ret; -} - -/* - * Function irport_change_speed_complete (task) - * - * Called when the change speed operation completes - * - */ -static int irport_change_speed_complete(struct irda_task *task) -{ - struct irport_cb *self; - - IRDA_DEBUG(1, "%s()\n", __FUNCTION__); - - self = (struct irport_cb *) task->instance; - - IRDA_ASSERT(self != NULL, return -1;); - IRDA_ASSERT(self->netdev != NULL, return -1;); - - /* Finished changing speed, so we are not busy any longer */ - /* Signal network layer so it can try to send the frame */ - - netif_wake_queue(self->netdev); - - return 0; -} - -/* - * Function irport_timeout (struct net_device *dev) - * - * The networking layer thinks we timed out. - * - */ - -static void irport_timeout(struct net_device *dev) -{ - struct irport_cb *self; - int iobase; - int iir, lsr; - unsigned long flags; - - self = (struct irport_cb *) dev->priv; - IRDA_ASSERT(self != NULL, return;); - iobase = self->io.sir_base; - - IRDA_WARNING("%s: transmit timed out, jiffies = %ld, trans_start = %ld\n", - dev->name, jiffies, dev->trans_start); - spin_lock_irqsave(&self->lock, flags); - - /* Debug what's happening... */ - - /* Get interrupt status */ - lsr = inb(iobase+UART_LSR); - /* Read interrupt register */ - iir = inb(iobase+UART_IIR); - IRDA_DEBUG(0, "%s(), iir=%02x, lsr=%02x, iobase=%#x\n", - __FUNCTION__, iir, lsr, iobase); - - IRDA_DEBUG(0, "%s(), transmitting=%d, remain=%d, done=%td\n", - __FUNCTION__, self->transmitting, self->tx_buff.len, - self->tx_buff.data - self->tx_buff.head); - - /* Now, restart the port */ - irport_start(self); - self->change_speed(self->priv, self->io.speed); - /* This will re-enable irqs */ - outb(/*UART_IER_RLSI|*/UART_IER_RDI/*|UART_IER_THRI*/, iobase+UART_IER); - dev->trans_start = jiffies; - spin_unlock_irqrestore(&self->lock, flags); - - netif_wake_queue(dev); -} - -/* - * Function irport_wait_hw_transmitter_finish () - * - * Wait for the real end of HW transmission - * - * The UART is a strict FIFO, and we get called only when we have finished - * pushing data to the FIFO, so the maximum amount of time we must wait - * is only for the FIFO to drain out. - * - * We use a simple calibrated loop. We may need to adjust the loop - * delay (udelay) to balance I/O traffic and latency. And we also need to - * adjust the maximum timeout. - * It would probably be better to wait for the proper interrupt, - * but it doesn't seem to be available. - * - * We can't use jiffies or kernel timers because : - * 1) We are called from the interrupt handler, which disable softirqs, - * so jiffies won't be increased - * 2) Jiffies granularity is usually very coarse (10ms), and we don't - * want to wait that long to detect stuck hardware. - * Jean II - */ - -static void irport_wait_hw_transmitter_finish(struct irport_cb *self) -{ - int iobase; - int count = 1000; /* 1 ms */ - - iobase = self->io.sir_base; - - /* Calibrated busy loop */ - while((count-- > 0) && !(inb(iobase+UART_LSR) & UART_LSR_TEMT)) - udelay(1); - - if(count == 0) - IRDA_DEBUG(0, "%s(): stuck transmitter\n", __FUNCTION__); -} - -/* - * Function irport_hard_start_xmit (struct sk_buff *skb, struct net_device *dev) - * - * Transmits the current frame until FIFO is full, then - * waits until the next transmitt interrupt, and continues until the - * frame is transmitted. - */ -static int irport_hard_xmit(struct sk_buff *skb, struct net_device *dev) -{ - struct irport_cb *self; - unsigned long flags; - int iobase; - s32 speed; - - IRDA_DEBUG(1, "%s()\n", __FUNCTION__); - - IRDA_ASSERT(dev != NULL, return 0;); - - self = (struct irport_cb *) dev->priv; - IRDA_ASSERT(self != NULL, return 0;); - - iobase = self->io.sir_base; - - netif_stop_queue(dev); - - /* Make sure tests & speed change are atomic */ - spin_lock_irqsave(&self->lock, flags); - - /* Check if we need to change the speed */ - speed = irda_get_next_speed(skb); - if ((speed != self->io.speed) && (speed != -1)) { - /* Check for empty frame */ - if (!skb->len) { - /* - * We send frames one by one in SIR mode (no - * pipelining), so at this point, if we were sending - * a previous frame, we just received the interrupt - * telling us it is finished (UART_IIR_THRI). - * Therefore, waiting for the transmitter to really - * finish draining the fifo won't take too long. - * And the interrupt handler is not expected to run. - * - Jean II */ - irport_wait_hw_transmitter_finish(self); - /* Better go there already locked - Jean II */ - irda_task_execute(self, __irport_change_speed, - irport_change_speed_complete, - NULL, (void *) speed); - dev->trans_start = jiffies; - spin_unlock_irqrestore(&self->lock, flags); - dev_kfree_skb(skb); - return 0; - } else - self->new_speed = speed; - } - - /* Init tx buffer */ - self->tx_buff.data = self->tx_buff.head; - - /* Copy skb to tx_buff while wrapping, stuffing and making CRC */ - self->tx_buff.len = async_wrap_skb(skb, self->tx_buff.data, - self->tx_buff.truesize); - - self->stats.tx_bytes += self->tx_buff.len; - - /* We are transmitting */ - self->transmitting = 1; - - /* Turn on transmit finished interrupt. Will fire immediately! */ - outb(UART_IER_THRI, iobase+UART_IER); - - dev->trans_start = jiffies; - spin_unlock_irqrestore(&self->lock, flags); - - dev_kfree_skb(skb); - - return 0; -} - -/* - * Function irport_write (driver) - * - * Fill Tx FIFO with transmit data - * - * Called only from irport_write_wakeup() - */ -static inline int irport_write(int iobase, int fifo_size, __u8 *buf, int len) -{ - int actual = 0; - - /* Fill FIFO with current frame */ - while ((actual < fifo_size) && (actual < len)) { - /* Transmit next byte */ - outb(buf[actual], iobase+UART_TX); - - actual++; - } - - return actual; -} - -/* - * Function irport_write_wakeup (tty) - * - * Called by the driver when there's room for more data. If we have - * more packets to send, we send them here. - * - * Called only from irport_interrupt() - * Make sure this function is *not* called while we are receiving, - * otherwise we will reset fifo and loose data :-( - */ -static inline void irport_write_wakeup(struct irport_cb *self) -{ - int actual = 0; - int iobase; - unsigned int fcr; - - IRDA_ASSERT(self != NULL, return;); - - IRDA_DEBUG(4, "%s()\n", __FUNCTION__); - - iobase = self->io.sir_base; - - /* Finished with frame? */ - if (self->tx_buff.len > 0) { - /* Write data left in transmit buffer */ - actual = irport_write(iobase, self->io.fifo_size, - self->tx_buff.data, self->tx_buff.len); - self->tx_buff.data += actual; - self->tx_buff.len -= actual; - } else { - /* - * Now serial buffer is almost free & we can start - * transmission of another packet. But first we must check - * if we need to change the speed of the hardware - */ - if (self->new_speed) { - irport_wait_hw_transmitter_finish(self); - irda_task_execute(self, __irport_change_speed, - irport_change_speed_complete, - NULL, (void *) self->new_speed); - self->new_speed = 0; - } else { - /* Tell network layer that we want more frames */ - netif_wake_queue(self->netdev); - } - self->stats.tx_packets++; - - /* - * Reset Rx FIFO to make sure that all reflected transmit data - * is discarded. This is needed for half duplex operation - */ - fcr = irport_get_fcr(self->io.speed); - fcr |= UART_FCR_CLEAR_RCVR; - outb(fcr, iobase+UART_FCR); - - /* Finished transmitting */ - self->transmitting = 0; - - /* Turn on receive interrupts */ - outb(UART_IER_RDI, iobase+UART_IER); - - IRDA_DEBUG(1, "%s() : finished Tx\n", __FUNCTION__); - } -} - -/* - * Function irport_receive (self) - * - * Receive one frame from the infrared port - * - * Called only from irport_interrupt() - */ -static inline void irport_receive(struct irport_cb *self) -{ - int boguscount = 0; - int iobase; - - IRDA_ASSERT(self != NULL, return;); - - iobase = self->io.sir_base; - - /* - * Receive all characters in Rx FIFO, unwrap and unstuff them. - * async_unwrap_char will deliver all found frames - */ - do { - async_unwrap_char(self->netdev, &self->stats, &self->rx_buff, - inb(iobase+UART_RX)); - - /* Make sure we don't stay here too long */ - if (boguscount++ > 32) { - IRDA_DEBUG(2,"%s(), breaking!\n", __FUNCTION__); - break; - } - } while (inb(iobase+UART_LSR) & UART_LSR_DR); -} - -/* - * Function irport_interrupt (irq, dev_id) - * - * Interrupt handler - */ -static irqreturn_t irport_interrupt(int irq, void *dev_id) -{ - struct net_device *dev = dev_id; - struct irport_cb *self; - int boguscount = 0; - int iobase; - int iir, lsr; - int handled = 0; - - self = dev->priv; - - spin_lock(&self->lock); - - iobase = self->io.sir_base; - - /* Cut'n'paste interrupt routine from serial.c - * This version try to minimise latency and I/O operations. - * Simplified and modified to enforce half duplex operation. - * - Jean II */ - - /* Check status even is iir reg is cleared, more robust and - * eliminate a read on the I/O bus - Jean II */ - do { - /* Get interrupt status ; Clear interrupt */ - lsr = inb(iobase+UART_LSR); - - /* Are we receiving or transmitting ? */ - if(!self->transmitting) { - /* Received something ? */ - if (lsr & UART_LSR_DR) - irport_receive(self); - } else { - /* Room in Tx fifo ? */ - if (lsr & (UART_LSR_THRE | UART_LSR_TEMT)) - irport_write_wakeup(self); - } - - /* A bit hackish, but working as expected... Jean II */ - if(lsr & (UART_LSR_THRE | UART_LSR_TEMT | UART_LSR_DR)) - handled = 1; - - /* Make sure we don't stay here to long */ - if (boguscount++ > 10) { - IRDA_WARNING("%s() irq handler looping : lsr=%02x\n", - __FUNCTION__, lsr); - break; - } - - /* Read interrupt register */ - iir = inb(iobase+UART_IIR); - - /* Enable this debug only when no other options and at low - * bit rates, otherwise it may cause Rx overruns (lsr=63). - * - Jean II */ - IRDA_DEBUG(6, "%s(), iir=%02x, lsr=%02x, iobase=%#x\n", - __FUNCTION__, iir, lsr, iobase); - - /* As long as interrupt pending... */ - } while ((iir & UART_IIR_NO_INT) == 0); - - spin_unlock(&self->lock); - return IRQ_RETVAL(handled); -} - -/* - * Function irport_net_open (dev) - * - * Network device is taken up. Usually this is done by "ifconfig irda0 up" - * - */ -static int irport_net_open(struct net_device *dev) -{ - struct irport_cb *self; - int iobase; - char hwname[16]; - unsigned long flags; - - IRDA_DEBUG(2, "%s()\n", __FUNCTION__); - - IRDA_ASSERT(dev != NULL, return -1;); - self = (struct irport_cb *) dev->priv; - - iobase = self->io.sir_base; - - if (request_irq(self->io.irq, self->interrupt, 0, dev->name, - (void *) dev)) { - IRDA_DEBUG(0, "%s(), unable to allocate irq=%d\n", - __FUNCTION__, self->io.irq); - return -EAGAIN; - } - - spin_lock_irqsave(&self->lock, flags); - /* Init uart */ - irport_start(self); - /* Set 9600 bauds per default, including at the dongle */ - irda_task_execute(self, __irport_change_speed, - irport_change_speed_complete, - NULL, (void *) 9600); - spin_unlock_irqrestore(&self->lock, flags); - - - /* Give self a hardware name */ - sprintf(hwname, "SIR @ 0x%03x", self->io.sir_base); - - /* - * Open new IrLAP layer instance, now that everything should be - * initialized properly - */ - self->irlap = irlap_open(dev, &self->qos, hwname); - - /* Ready to play! */ - - netif_start_queue(dev); - - return 0; -} - -/* - * Function irport_net_close (self) - * - * Network device is taken down. Usually this is done by - * "ifconfig irda0 down" - */ -static int irport_net_close(struct net_device *dev) -{ - struct irport_cb *self; - int iobase; - unsigned long flags; - - IRDA_DEBUG(4, "%s()\n", __FUNCTION__); - - IRDA_ASSERT(dev != NULL, return -1;); - self = (struct irport_cb *) dev->priv; - - IRDA_ASSERT(self != NULL, return -1;); - - iobase = self->io.sir_base; - - /* Stop device */ - netif_stop_queue(dev); - - /* Stop and remove instance of IrLAP */ - if (self->irlap) - irlap_close(self->irlap); - self->irlap = NULL; - - spin_lock_irqsave(&self->lock, flags); - irport_stop(self); - spin_unlock_irqrestore(&self->lock, flags); - - free_irq(self->io.irq, dev); - - return 0; -} - -/* - * Function irport_is_receiving (self) - * - * Returns true is we are currently receiving data - * - */ -static inline int irport_is_receiving(struct irport_cb *self) -{ - return (self->rx_buff.state != OUTSIDE_FRAME); -} - -/* - * Function irport_set_dtr_rts (tty, dtr, rts) - * - * This function can be used by dongles etc. to set or reset the status - * of the dtr and rts lines - */ -static int irport_set_dtr_rts(struct net_device *dev, int dtr, int rts) -{ - struct irport_cb *self = dev->priv; - int iobase; - - IRDA_ASSERT(self != NULL, return -1;); - - iobase = self->io.sir_base; - - if (dtr) - dtr = UART_MCR_DTR; - if (rts) - rts = UART_MCR_RTS; - - outb(dtr|rts|UART_MCR_OUT2, iobase+UART_MCR); - - return 0; -} - -static int irport_raw_write(struct net_device *dev, __u8 *buf, int len) -{ - struct irport_cb *self = (struct irport_cb *) dev->priv; - int actual = 0; - int iobase; - - IRDA_ASSERT(self != NULL, return -1;); - - iobase = self->io.sir_base; - - /* Tx FIFO should be empty! */ - if (!(inb(iobase+UART_LSR) & UART_LSR_THRE)) { - IRDA_DEBUG( 0, "%s(), failed, fifo not empty!\n", __FUNCTION__); - return -1; - } - - /* Fill FIFO with current frame */ - while (actual < len) { - /* Transmit next byte */ - outb(buf[actual], iobase+UART_TX); - actual++; - } - - return actual; -} - -/* - * Function irport_net_ioctl (dev, rq, cmd) - * - * Process IOCTL commands for this device - * - */ -static int irport_net_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) -{ - struct if_irda_req *irq = (struct if_irda_req *) rq; - struct irport_cb *self; - dongle_t *dongle; - unsigned long flags; - int ret = 0; - - IRDA_ASSERT(dev != NULL, return -1;); - - self = dev->priv; - - IRDA_ASSERT(self != NULL, return -1;); - - IRDA_DEBUG(2, "%s(), %s, (cmd=0x%X)\n", __FUNCTION__, dev->name, cmd); - - switch (cmd) { - case SIOCSBANDWIDTH: /* Set bandwidth */ - if (!capable(CAP_NET_ADMIN)) - ret = -EPERM; - else - irda_task_execute(self, __irport_change_speed, NULL, - NULL, (void *) irq->ifr_baudrate); - break; - case SIOCSDONGLE: /* Set dongle */ - if (!capable(CAP_NET_ADMIN)) { - ret = -EPERM; - break; - } - - /* Locking : - * irda_device_dongle_init() can't be locked. - * irda_task_execute() doesn't need to be locked. - * Jean II - */ - - /* Initialize dongle */ - dongle = irda_device_dongle_init(dev, irq->ifr_dongle); - if (!dongle) - break; - - dongle->set_mode = NULL; - dongle->read = NULL; - dongle->write = irport_raw_write; - dongle->set_dtr_rts = irport_set_dtr_rts; - - /* Now initialize the dongle! */ - dongle->issue->open(dongle, &self->qos); - - /* Reset dongle */ - irda_task_execute(dongle, dongle->issue->reset, NULL, NULL, - NULL); - - /* Make dongle available to driver only now to avoid - * race conditions - Jean II */ - self->dongle = dongle; - break; - case SIOCSMEDIABUSY: /* Set media busy */ - if (!capable(CAP_NET_ADMIN)) { - ret = -EPERM; - break; - } - - irda_device_set_media_busy(self->netdev, TRUE); - break; - case SIOCGRECEIVING: /* Check if we are receiving right now */ - irq->ifr_receiving = irport_is_receiving(self); - break; - case SIOCSDTRRTS: - if (!capable(CAP_NET_ADMIN)) { - ret = -EPERM; - break; - } - - /* No real need to lock... */ - spin_lock_irqsave(&self->lock, flags); - irport_set_dtr_rts(dev, irq->ifr_dtr, irq->ifr_rts); - spin_unlock_irqrestore(&self->lock, flags); - break; - default: - ret = -EOPNOTSUPP; - } - - return ret; -} - -static struct net_device_stats *irport_net_get_stats(struct net_device *dev) -{ - struct irport_cb *self = (struct irport_cb *) dev->priv; - - return &self->stats; -} - -static int __init irport_init(void) -{ - int i; - - for (i=0; (io[i] < 2000) && (i < ARRAY_SIZE(dev_self)); i++) { - if (irport_open(i, io[i], irq[i]) != NULL) - return 0; - } - /* - * Maybe something failed, but we can still be usable for FIR drivers - */ - return 0; -} - -/* - * Function irport_cleanup () - * - * Close all configured ports - * - */ -static void __exit irport_cleanup(void) -{ - int i; - - IRDA_DEBUG( 4, "%s()\n", __FUNCTION__); - - for (i=0; i < ARRAY_SIZE(dev_self); i++) { - if (dev_self[i]) - irport_close(dev_self[i]); - } -} - -module_param_array(io, int, NULL, 0); -MODULE_PARM_DESC(io, "Base I/O addresses"); -module_param_array(irq, int, NULL, 0); -MODULE_PARM_DESC(irq, "IRQ lines"); - -MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no>"); -MODULE_DESCRIPTION("Half duplex serial driver for IrDA SIR mode"); -MODULE_LICENSE("GPL"); - -module_init(irport_init); -module_exit(irport_cleanup); - diff --git a/drivers/net/irda/irport.h b/drivers/net/irda/irport.h deleted file mode 100644 index 66fc2433e97d..000000000000 --- a/drivers/net/irda/irport.h +++ /dev/null @@ -1,80 +0,0 @@ -/********************************************************************* - * - * Filename: irport.h - * Version: 0.1 - * Description: Serial driver for IrDA - * Status: Experimental. - * Author: Dag Brattli <dagb@cs.uit.no> - * Created at: Sun Aug 3 13:49:59 1997 - * Modified at: Fri Jan 14 10:21:10 2000 - * Modified by: Dag Brattli <dagb@cs.uit.no> - * - * Copyright (c) 1997, 1998-2000 Dag Brattli <dagb@cs.uit.no> - * 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 Tromsø admit liability nor - * provide warranty for any of this software. This material is - * provided "AS-IS" and at no charge. - * - ********************************************************************/ - -#ifndef IRPORT_H -#define IRPORT_H - -#include <linux/netdevice.h> -#include <linux/skbuff.h> -#include <linux/types.h> -#include <linux/spinlock.h> - -#include <net/irda/irda_device.h> - -#define SPEED_DEFAULT 9600 -#define SPEED_MAX 115200 - -/* - * These are the supported serial types. - */ -#define PORT_UNKNOWN 0 -#define PORT_8250 1 -#define PORT_16450 2 -#define PORT_16550 3 -#define PORT_16550A 4 -#define PORT_CIRRUS 5 -#define PORT_16650 6 -#define PORT_MAX 6 - -#define FRAME_MAX_SIZE 2048 - -struct irport_cb { - struct net_device *netdev; /* Yes! we are some kind of netdevice */ - struct net_device_stats stats; - - struct irlap_cb *irlap; /* The link layer we are attached to */ - - chipio_t io; /* IrDA controller information */ - iobuff_t tx_buff; /* Transmit buffer */ - iobuff_t rx_buff; /* Receive buffer */ - - struct qos_info qos; /* QoS capabilities for this device */ - dongle_t *dongle; /* Dongle driver */ - - __u32 flags; /* Interface flags */ - __u32 new_speed; - int mode; - int index; /* Instance index */ - int transmitting; /* Are we transmitting ? */ - - spinlock_t lock; /* For serializing operations */ - - /* For piggyback drivers */ - void *priv; - void (*change_speed)(void *priv, __u32 speed); - irqreturn_t (*interrupt)(int irq, void *dev_id); -}; - -#endif /* IRPORT_H */ diff --git a/drivers/net/irda/litelink.c b/drivers/net/irda/litelink.c deleted file mode 100644 index 7db11431d0f4..000000000000 --- a/drivers/net/irda/litelink.c +++ /dev/null @@ -1,179 +0,0 @@ -/********************************************************************* - * - * Filename: litelink.c - * Version: 1.1 - * Description: Driver for the Parallax LiteLink dongle - * Status: Stable - * Author: Dag Brattli <dagb@cs.uit.no> - * Created at: Fri May 7 12:50:33 1999 - * Modified at: Fri Dec 17 09:14:23 1999 - * Modified by: Dag Brattli <dagb@cs.uit.no> - * - * Copyright (c) 1999 Dag Brattli, 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. - * - * 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., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - ********************************************************************/ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/tty.h> -#include <linux/init.h> - -#include <net/irda/irda.h> -#include <net/irda/irda_device.h> - -#define MIN_DELAY 25 /* 15 us, but wait a little more to be sure */ -#define MAX_DELAY 10000 /* 1 ms */ - -static void litelink_open(dongle_t *self, struct qos_info *qos); -static void litelink_close(dongle_t *self); -static int litelink_change_speed(struct irda_task *task); -static int litelink_reset(struct irda_task *task); - -/* These are the baudrates supported */ -static __u32 baud_rates[] = { 115200, 57600, 38400, 19200, 9600 }; - -static struct dongle_reg dongle = { - .type = IRDA_LITELINK_DONGLE, - .open = litelink_open, - .close = litelink_close, - .reset = litelink_reset, - .change_speed = litelink_change_speed, - .owner = THIS_MODULE, -}; - -static int __init litelink_init(void) -{ - return irda_device_register_dongle(&dongle); -} - -static void __exit litelink_cleanup(void) -{ - irda_device_unregister_dongle(&dongle); -} - -static void litelink_open(dongle_t *self, struct qos_info *qos) -{ - qos->baud_rate.bits &= IR_9600|IR_19200|IR_38400|IR_57600|IR_115200; - qos->min_turn_time.bits = 0x7f; /* Needs 0.01 ms */ -} - -static void litelink_close(dongle_t *self) -{ - /* Power off dongle */ - self->set_dtr_rts(self->dev, FALSE, FALSE); -} - -/* - * Function litelink_change_speed (task) - * - * Change speed of the Litelink dongle. To cycle through the available - * baud rates, pulse RTS low for a few ms. - */ -static int litelink_change_speed(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - __u32 speed = (__u32) task->param; - int i; - - /* Clear RTS to reset dongle */ - self->set_dtr_rts(self->dev, TRUE, FALSE); - - /* Sleep a minimum of 15 us */ - udelay(MIN_DELAY); - - /* Go back to normal mode */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - /* Sleep a minimum of 15 us */ - udelay(MIN_DELAY); - - /* Cycle through avaiable baudrates until we reach the correct one */ - for (i=0; i<5 && baud_rates[i] != speed; i++) { - /* Set DTR, clear RTS */ - self->set_dtr_rts(self->dev, FALSE, TRUE); - - /* Sleep a minimum of 15 us */ - udelay(MIN_DELAY); - - /* Set DTR, Set RTS */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - /* Sleep a minimum of 15 us */ - udelay(MIN_DELAY); - } - irda_task_next_state(task, IRDA_TASK_DONE); - - return 0; -} - -/* - * Function litelink_reset (task) - * - * Reset the Litelink type dongle. - * - */ -static int litelink_reset(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - - /* Power on dongle */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - /* Sleep a minimum of 15 us */ - udelay(MIN_DELAY); - - /* Clear RTS to reset dongle */ - self->set_dtr_rts(self->dev, TRUE, FALSE); - - /* Sleep a minimum of 15 us */ - udelay(MIN_DELAY); - - /* Go back to normal mode */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - /* Sleep a minimum of 15 us */ - udelay(MIN_DELAY); - - /* This dongles speed defaults to 115200 bps */ - self->speed = 115200; - - irda_task_next_state(task, IRDA_TASK_DONE); - - return 0; -} - -MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no>"); -MODULE_DESCRIPTION("Parallax Litelink dongle driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("irda-dongle-5"); /* IRDA_LITELINK_DONGLE */ - -/* - * Function init_module (void) - * - * Initialize Litelink module - * - */ -module_init(litelink_init); - -/* - * Function cleanup_module (void) - * - * Cleanup Litelink module - * - */ -module_exit(litelink_cleanup); diff --git a/drivers/net/irda/ma600.c b/drivers/net/irda/ma600.c deleted file mode 100644 index f5e6836667fd..000000000000 --- a/drivers/net/irda/ma600.c +++ /dev/null @@ -1,354 +0,0 @@ -/********************************************************************* - * - * Filename: ma600.c - * Version: 0.1 - * Description: Implementation of the MA600 dongle - * Status: Experimental. - * Author: Leung <95Etwl@alumni.ee.ust.hk> http://www.engsvr.ust/~eetwl95 - * Created at: Sat Jun 10 20:02:35 2000 - * Modified at: - * Modified by: - * - * Note: very thanks to Mr. Maru Wang <maru@mobileaction.com.tw> for providing - * information on the MA600 dongle - * - * Copyright (c) 2000 Leung, 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. - * - * 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., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - ********************************************************************/ - -/* define this macro for release version */ -//#define NDEBUG - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/tty.h> -#include <linux/init.h> - -#include <net/irda/irda.h> -#include <net/irda/irda_device.h> - -#ifndef NDEBUG - #undef IRDA_DEBUG - #define IRDA_DEBUG(n, args...) (printk(KERN_DEBUG args)) - - #undef ASSERT - #define ASSERT(expr, func) \ - if(!(expr)) { \ - printk( "Assertion failed! %s,%s,%s,line=%d\n",\ - #expr,__FILE__,__FUNCTION__,__LINE__); \ - func} -#endif - -/* convert hex value to ascii hex */ -static const char hexTbl[] = "0123456789ABCDEF"; - - -static void ma600_open(dongle_t *self, struct qos_info *qos); -static void ma600_close(dongle_t *self); -static int ma600_change_speed(struct irda_task *task); -static int ma600_reset(struct irda_task *task); - -/* control byte for MA600 */ -#define MA600_9600 0x00 -#define MA600_19200 0x01 -#define MA600_38400 0x02 -#define MA600_57600 0x03 -#define MA600_115200 0x04 -#define MA600_DEV_ID1 0x05 -#define MA600_DEV_ID2 0x06 -#define MA600_2400 0x08 - -static struct dongle_reg dongle = { - .type = IRDA_MA600_DONGLE, - .open = ma600_open, - .close = ma600_close, - .reset = ma600_reset, - .change_speed = ma600_change_speed, - .owner = THIS_MODULE, -}; - -static int __init ma600_init(void) -{ - IRDA_DEBUG(2, "%s()\n", __FUNCTION__); - return irda_device_register_dongle(&dongle); -} - -static void __exit ma600_cleanup(void) -{ - IRDA_DEBUG(2, "%s()\n", __FUNCTION__); - irda_device_unregister_dongle(&dongle); -} - -/* - Power on: - (0) Clear RTS and DTR for 1 second - (1) Set RTS and DTR for 1 second - (2) 9600 bps now - Note: assume RTS, DTR are clear before -*/ -static void ma600_open(dongle_t *self, struct qos_info *qos) -{ - IRDA_DEBUG(2, "%s()\n", __FUNCTION__); - - qos->baud_rate.bits &= IR_2400|IR_9600|IR_19200|IR_38400 - |IR_57600|IR_115200; - qos->min_turn_time.bits = 0x01; /* Needs at least 1 ms */ - irda_qos_bits_to_value(qos); - - //self->set_dtr_rts(self->dev, FALSE, FALSE); - // should wait 1 second - - self->set_dtr_rts(self->dev, TRUE, TRUE); - // should wait 1 second -} - -static void ma600_close(dongle_t *self) -{ - IRDA_DEBUG(2, "%s()\n", __FUNCTION__); - - /* Power off dongle */ - self->set_dtr_rts(self->dev, FALSE, FALSE); -} - -static __u8 get_control_byte(__u32 speed) -{ - __u8 byte; - - switch (speed) { - default: - case 115200: - byte = MA600_115200; - break; - case 57600: - byte = MA600_57600; - break; - case 38400: - byte = MA600_38400; - break; - case 19200: - byte = MA600_19200; - break; - case 9600: - byte = MA600_9600; - break; - case 2400: - byte = MA600_2400; - break; - } - - return byte; -} - -/* - * Function ma600_change_speed (dev, state, speed) - * - * Set the speed for the MA600 type dongle. Warning, this - * function must be called with a process context! - * - * Algorithm - * 1. Reset - * 2. clear RTS, set DTR and wait for 1ms - * 3. send Control Byte to the MA600 through TXD to set new baud rate - * wait until the stop bit of Control Byte is sent (for 9600 baud rate, - * it takes about 10 msec) - * 4. set RTS, set DTR (return to NORMAL Operation) - * 5. wait at least 10 ms, new setting (baud rate, etc) takes effect here - * after - */ -static int ma600_change_speed(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - __u32 speed = (__u32) task->param; - static __u8 byte; - __u8 byte_echo; - int ret = 0; - - IRDA_DEBUG(2, "%s()\n", __FUNCTION__); - - ASSERT(task != NULL, return -1;); - - if (self->speed_task && self->speed_task != task) { - IRDA_DEBUG(0, "%s(), busy!\n", __FUNCTION__); - return msecs_to_jiffies(10); - } else { - self->speed_task = task; - } - - switch (task->state) { - case IRDA_TASK_INIT: - case IRDA_TASK_CHILD_INIT: - /* - * Need to reset the dongle and go to 9600 bps before - * programming - */ - if (irda_task_execute(self, ma600_reset, NULL, task, - (void *) speed)) { - /* Dongle need more time to reset */ - irda_task_next_state(task, IRDA_TASK_CHILD_WAIT); - - /* give 1 second to finish */ - ret = msecs_to_jiffies(1000); - } else { - irda_task_next_state(task, IRDA_TASK_CHILD_DONE); - } - break; - - case IRDA_TASK_CHILD_WAIT: - IRDA_WARNING("%s(), resetting dongle timed out!\n", - __FUNCTION__); - ret = -1; - break; - - case IRDA_TASK_CHILD_DONE: - /* Set DTR, Clear RTS */ - self->set_dtr_rts(self->dev, TRUE, FALSE); - - ret = msecs_to_jiffies(1); /* Sleep 1 ms */ - irda_task_next_state(task, IRDA_TASK_WAIT); - break; - - case IRDA_TASK_WAIT: - speed = (__u32) task->param; - byte = get_control_byte(speed); - - /* Write control byte */ - self->write(self->dev, &byte, sizeof(byte)); - - irda_task_next_state(task, IRDA_TASK_WAIT1); - - /* Wait at least 10 ms */ - ret = msecs_to_jiffies(15); - break; - - case IRDA_TASK_WAIT1: - /* Read control byte echo */ - self->read(self->dev, &byte_echo, sizeof(byte_echo)); - - if(byte != byte_echo) { - /* if control byte != echo, I don't know what to do */ - printk(KERN_WARNING "%s() control byte written != read!\n", __FUNCTION__); - printk(KERN_WARNING "control byte = 0x%c%c\n", - hexTbl[(byte>>4)&0x0f], hexTbl[byte&0x0f]); - printk(KERN_WARNING "byte echo = 0x%c%c\n", - hexTbl[(byte_echo>>4) & 0x0f], - hexTbl[byte_echo & 0x0f]); - #ifndef NDEBUG - } else { - IRDA_DEBUG(2, "%s() control byte write read OK\n", __FUNCTION__); - #endif - } - - /* Set DTR, Set RTS */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - irda_task_next_state(task, IRDA_TASK_WAIT2); - - /* Wait at least 10 ms */ - ret = msecs_to_jiffies(10); - break; - - case IRDA_TASK_WAIT2: - irda_task_next_state(task, IRDA_TASK_DONE); - self->speed_task = NULL; - break; - - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->speed_task = NULL; - ret = -1; - break; - } - return ret; -} - -/* - * Function ma600_reset (driver) - * - * This function resets the ma600 dongle. Warning, this function - * must be called with a process context!! - * - * Algorithm: - * 0. DTR=0, RTS=1 and wait 10 ms - * 1. DTR=1, RTS=1 and wait 10 ms - * 2. 9600 bps now - */ -int ma600_reset(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - int ret = 0; - - IRDA_DEBUG(2, "%s()\n", __FUNCTION__); - - ASSERT(task != NULL, return -1;); - - if (self->reset_task && self->reset_task != task) { - IRDA_DEBUG(0, "%s(), busy!\n", __FUNCTION__); - return msecs_to_jiffies(10); - } else - self->reset_task = task; - - switch (task->state) { - case IRDA_TASK_INIT: - /* Clear DTR and Set RTS */ - self->set_dtr_rts(self->dev, FALSE, TRUE); - irda_task_next_state(task, IRDA_TASK_WAIT1); - ret = msecs_to_jiffies(10); /* Sleep 10 ms */ - break; - case IRDA_TASK_WAIT1: - /* Set DTR and RTS */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - irda_task_next_state(task, IRDA_TASK_WAIT2); - ret = msecs_to_jiffies(10); /* Sleep 10 ms */ - break; - case IRDA_TASK_WAIT2: - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - ret = -1; - } - return ret; -} - -MODULE_AUTHOR("Leung <95Etwl@alumni.ee.ust.hk> http://www.engsvr.ust/~eetwl95"); -MODULE_DESCRIPTION("MA600 dongle driver version 0.1"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("irda-dongle-11"); /* IRDA_MA600_DONGLE */ - -/* - * Function init_module (void) - * - * Initialize MA600 module - * - */ -module_init(ma600_init); - -/* - * Function cleanup_module (void) - * - * Cleanup MA600 module - * - */ -module_exit(ma600_cleanup); - diff --git a/drivers/net/irda/mcp2120.c b/drivers/net/irda/mcp2120.c deleted file mode 100644 index 5e6199eeef4f..000000000000 --- a/drivers/net/irda/mcp2120.c +++ /dev/null @@ -1,240 +0,0 @@ -/********************************************************************* - * - * - * Filename: mcp2120.c - * Version: 1.0 - * Description: Implementation for the MCP2120 (Microchip) - * Status: Experimental. - * Author: Felix Tang (tangf@eyetap.org) - * Created at: Sun Mar 31 19:32:12 EST 2002 - * Based on code by: Dag Brattli <dagb@cs.uit.no> - * - * Copyright (c) 2002 Felix Tang, 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. - * - ********************************************************************/ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/tty.h> -#include <linux/init.h> - -#include <net/irda/irda.h> -#include <net/irda/irda_device.h> - -static int mcp2120_reset(struct irda_task *task); -static void mcp2120_open(dongle_t *self, struct qos_info *qos); -static void mcp2120_close(dongle_t *self); -static int mcp2120_change_speed(struct irda_task *task); - -#define MCP2120_9600 0x87 -#define MCP2120_19200 0x8B -#define MCP2120_38400 0x85 -#define MCP2120_57600 0x83 -#define MCP2120_115200 0x81 - -#define MCP2120_COMMIT 0x11 - -static struct dongle_reg dongle = { - .type = IRDA_MCP2120_DONGLE, - .open = mcp2120_open, - .close = mcp2120_close, - .reset = mcp2120_reset, - .change_speed = mcp2120_change_speed, - .owner = THIS_MODULE, -}; - -static int __init mcp2120_init(void) -{ - return irda_device_register_dongle(&dongle); -} - -static void __exit mcp2120_cleanup(void) -{ - irda_device_unregister_dongle(&dongle); -} - -static void mcp2120_open(dongle_t *self, struct qos_info *qos) -{ - qos->baud_rate.bits &= IR_9600|IR_19200|IR_38400|IR_57600|IR_115200; - qos->min_turn_time.bits = 0x01; -} - -static void mcp2120_close(dongle_t *self) -{ - /* Power off dongle */ - /* reset and inhibit mcp2120 */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - //self->set_dtr_rts(self->dev, FALSE, FALSE); -} - -/* - * Function mcp2120_change_speed (dev, speed) - * - * Set the speed for the MCP2120. - * - */ -static int mcp2120_change_speed(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - __u32 speed = (__u32) task->param; - __u8 control[2]; - int ret = 0; - - self->speed_task = task; - - switch (task->state) { - case IRDA_TASK_INIT: - /* Need to reset the dongle and go to 9600 bps before - programming */ - //printk("Dmcp2120_change_speed irda_task_init\n"); - if (irda_task_execute(self, mcp2120_reset, NULL, task, - (void *) speed)) - { - /* Dongle need more time to reset */ - irda_task_next_state(task, IRDA_TASK_CHILD_WAIT); - - /* Give reset 1 sec to finish */ - ret = msecs_to_jiffies(1000); - } - break; - case IRDA_TASK_CHILD_WAIT: - IRDA_WARNING("%s(), resetting dongle timed out!\n", - __FUNCTION__); - ret = -1; - break; - case IRDA_TASK_CHILD_DONE: - /* Set DTR to enter command mode */ - self->set_dtr_rts(self->dev, TRUE, FALSE); - udelay(500); - - switch (speed) { - case 9600: - default: - control[0] = MCP2120_9600; - //printk("mcp2120 9600\n"); - break; - case 19200: - control[0] = MCP2120_19200; - //printk("mcp2120 19200\n"); - break; - case 34800: - control[0] = MCP2120_38400; - //printk("mcp2120 38400\n"); - break; - case 57600: - control[0] = MCP2120_57600; - //printk("mcp2120 57600\n"); - break; - case 115200: - control[0] = MCP2120_115200; - //printk("mcp2120 115200\n"); - break; - } - control[1] = MCP2120_COMMIT; - - /* Write control bytes */ - self->write(self->dev, control, 2); - - irda_task_next_state(task, IRDA_TASK_WAIT); - ret = msecs_to_jiffies(100); - //printk("mcp2120_change_speed irda_child_done\n"); - break; - case IRDA_TASK_WAIT: - /* Go back to normal mode */ - self->set_dtr_rts(self->dev, FALSE, FALSE); - irda_task_next_state(task, IRDA_TASK_DONE); - self->speed_task = NULL; - //printk("mcp2120_change_speed irda_task_wait\n"); - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->speed_task = NULL; - ret = -1; - break; - } - return ret; -} - -/* - * Function mcp2120_reset (driver) - * - * This function resets the mcp2120 dongle. - * - * Info: -set RTS to reset mcp2120 - * -set DTR to set mcp2120 software command mode - * -mcp2120 defaults to 9600 baud after reset - * - * Algorithm: - * 0. Set RTS to reset mcp2120. - * 1. Clear RTS and wait for device reset timer of 30 ms (max). - * - */ - - -static int mcp2120_reset(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - int ret = 0; - - self->reset_task = task; - - switch (task->state) { - case IRDA_TASK_INIT: - //printk("mcp2120_reset irda_task_init\n"); - /* Reset dongle by setting RTS*/ - self->set_dtr_rts(self->dev, TRUE, TRUE); - irda_task_next_state(task, IRDA_TASK_WAIT1); - ret = msecs_to_jiffies(50); - break; - case IRDA_TASK_WAIT1: - //printk("mcp2120_reset irda_task_wait1\n"); - /* clear RTS and wait for at least 30 ms. */ - self->set_dtr_rts(self->dev, FALSE, FALSE); - irda_task_next_state(task, IRDA_TASK_WAIT2); - ret = msecs_to_jiffies(50); - break; - case IRDA_TASK_WAIT2: - //printk("mcp2120_reset irda_task_wait2\n"); - /* Go back to normal mode */ - self->set_dtr_rts(self->dev, FALSE, FALSE); - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - ret = -1; - break; - } - return ret; -} - -MODULE_AUTHOR("Felix Tang <tangf@eyetap.org>"); -MODULE_DESCRIPTION("Microchip MCP2120"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("irda-dongle-9"); /* IRDA_MCP2120_DONGLE */ - -/* - * Function init_module (void) - * - * Initialize MCP2120 module - * - */ -module_init(mcp2120_init); - -/* - * Function cleanup_module (void) - * - * Cleanup MCP2120 module - * - */ -module_exit(mcp2120_cleanup); diff --git a/drivers/net/irda/old_belkin.c b/drivers/net/irda/old_belkin.c deleted file mode 100644 index 26f81fd28371..000000000000 --- a/drivers/net/irda/old_belkin.c +++ /dev/null @@ -1,164 +0,0 @@ -/********************************************************************* - * - * Filename: old_belkin.c - * Version: 1.1 - * Description: Driver for the Belkin (old) SmartBeam dongle - * Status: Experimental... - * Author: Jean Tourrilhes <jt@hpl.hp.com> - * Created at: 22/11/99 - * Modified at: Fri Dec 17 09:13:32 1999 - * Modified by: Dag Brattli <dagb@cs.uit.no> - * - * Copyright (c) 1999 Jean Tourrilhes, 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. - * - * 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., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - * - ********************************************************************/ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/tty.h> -#include <linux/init.h> - -#include <net/irda/irda.h> -#include <net/irda/irda_device.h> - -/* - * Belkin is selling a dongle called the SmartBeam. - * In fact, there is two hardware version of this dongle, of course with - * the same name and looking the exactly same (grrr...). - * I guess that I've got the old one, because inside I don't have - * a jumper for IrDA/ASK... - * - * As far as I can make it from info on their web site, the old dongle - * support only 9600 b/s, which make our life much simpler as far as - * the driver is concerned, but you might not like it very much ;-) - * The new SmartBeam does 115 kb/s, and I've not tested it... - * - * Belkin claim that the correct driver for the old dongle (in Windows) - * is the generic Parallax 9500a driver, but the Linux LiteLink driver - * fails for me (probably because Linux-IrDA doesn't rate fallback), - * so I created this really dumb driver... - * - * In fact, this driver doesn't do much. The only thing it does is to - * prevent Linux-IrDA to use any other speed than 9600 b/s ;-) This - * driver is called "old_belkin" so that when the new SmartBeam is supported - * its driver can be called "belkin" instead of "new_belkin". - * - * Note : this driver was written without any info/help from Belkin, - * so a lot of info here might be totally wrong. Blame me ;-) - */ - -/* Let's guess */ -#define MIN_DELAY 25 /* 15 us, but wait a little more to be sure */ - -static void old_belkin_open(dongle_t *self, struct qos_info *qos); -static void old_belkin_close(dongle_t *self); -static int old_belkin_change_speed(struct irda_task *task); -static int old_belkin_reset(struct irda_task *task); - -/* These are the baudrates supported */ -/* static __u32 baud_rates[] = { 9600 }; */ - -static struct dongle_reg dongle = { - .type = IRDA_OLD_BELKIN_DONGLE, - .open = old_belkin_open, - .close = old_belkin_close, - .reset = old_belkin_reset, - .change_speed = old_belkin_change_speed, - .owner = THIS_MODULE, -}; - -static int __init old_belkin_init(void) -{ - return irda_device_register_dongle(&dongle); -} - -static void __exit old_belkin_cleanup(void) -{ - irda_device_unregister_dongle(&dongle); -} - -static void old_belkin_open(dongle_t *self, struct qos_info *qos) -{ - /* Not too fast, please... */ - qos->baud_rate.bits &= IR_9600; - /* Needs at least 10 ms (totally wild guess, can do probably better) */ - qos->min_turn_time.bits = 0x01; -} - -static void old_belkin_close(dongle_t *self) -{ - /* Power off dongle */ - self->set_dtr_rts(self->dev, FALSE, FALSE); -} - -/* - * Function old_belkin_change_speed (task) - * - * With only one speed available, not much to do... - */ -static int old_belkin_change_speed(struct irda_task *task) -{ - irda_task_next_state(task, IRDA_TASK_DONE); - - return 0; -} - -/* - * Function old_belkin_reset (task) - * - * Reset the Old-Belkin type dongle. - * - */ -static int old_belkin_reset(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - - /* Power on dongle */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - /* Sleep a minimum of 15 us */ - udelay(MIN_DELAY); - - /* This dongles speed "defaults" to 9600 bps ;-) */ - self->speed = 9600; - - irda_task_next_state(task, IRDA_TASK_DONE); - - return 0; -} - -MODULE_AUTHOR("Jean Tourrilhes <jt@hpl.hp.com>"); -MODULE_DESCRIPTION("Belkin (old) SmartBeam dongle driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("irda-dongle-7"); /* IRDA_OLD_BELKIN_DONGLE */ - -/* - * Function init_module (void) - * - * Initialize Old-Belkin module - * - */ -module_init(old_belkin_init); - -/* - * Function cleanup_module (void) - * - * Cleanup Old-Belkin module - * - */ -module_exit(old_belkin_cleanup); diff --git a/drivers/net/irda/smsc-ircc2.c b/drivers/net/irda/smsc-ircc2.c index 7e7b5828214a..1f26da761e9f 100644 --- a/drivers/net/irda/smsc-ircc2.c +++ b/drivers/net/irda/smsc-ircc2.c @@ -1505,22 +1505,13 @@ static void smsc_ircc_sir_receive(struct smsc_ircc_cb *self) * An interrupt from the chip has arrived. Time to do some work * */ -static irqreturn_t smsc_ircc_interrupt(int irq, void *dev_id) +static irqreturn_t smsc_ircc_interrupt(int dummy, void *dev_id) { - struct net_device *dev = (struct net_device *) dev_id; - struct smsc_ircc_cb *self; + struct net_device *dev = dev_id; + struct smsc_ircc_cb *self = netdev_priv(dev); int iobase, iir, lcra, lsr; irqreturn_t ret = IRQ_NONE; - if (dev == NULL) { - printk(KERN_WARNING "%s: irq %d for unknown device.\n", - driver_name, irq); - goto irq_ret; - } - - self = netdev_priv(dev); - IRDA_ASSERT(self != NULL, return IRQ_NONE;); - /* Serialise the interrupt handler in various CPUs, stop Tx path */ spin_lock(&self->lock); @@ -1565,7 +1556,7 @@ static irqreturn_t smsc_ircc_interrupt(int irq, void *dev_id) irq_ret_unlock: spin_unlock(&self->lock); - irq_ret: + return ret; } diff --git a/drivers/net/irda/tekram.c b/drivers/net/irda/tekram.c deleted file mode 100644 index 9bfd2441adbf..000000000000 --- a/drivers/net/irda/tekram.c +++ /dev/null @@ -1,282 +0,0 @@ -/********************************************************************* - * - * Filename: tekram.c - * Version: 1.2 - * Description: Implementation of the Tekram IrMate IR-210B dongle - * Status: Experimental. - * Author: Dag Brattli <dagb@cs.uit.no> - * Created at: Wed Oct 21 20:02:35 1998 - * Modified at: Fri Dec 17 09:13:09 1999 - * Modified by: Dag Brattli <dagb@cs.uit.no> - * - * Copyright (c) 1998-1999 Dag Brattli, 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 Tromsø admit liability nor - * provide warranty for any of this software. This material is - * provided "AS-IS" and at no charge. - * - ********************************************************************/ - -#include <linux/module.h> -#include <linux/delay.h> -#include <linux/tty.h> -#include <linux/init.h> - -#include <net/irda/irda.h> -#include <net/irda/irda_device.h> - -static void tekram_open(dongle_t *self, struct qos_info *qos); -static void tekram_close(dongle_t *self); -static int tekram_change_speed(struct irda_task *task); -static int tekram_reset(struct irda_task *task); - -#define TEKRAM_115200 0x00 -#define TEKRAM_57600 0x01 -#define TEKRAM_38400 0x02 -#define TEKRAM_19200 0x03 -#define TEKRAM_9600 0x04 - -#define TEKRAM_PW 0x10 /* Pulse select bit */ - -static struct dongle_reg dongle = { - .type = IRDA_TEKRAM_DONGLE, - .open = tekram_open, - .close = tekram_close, - .reset = tekram_reset, - .change_speed = tekram_change_speed, - .owner = THIS_MODULE, -}; - -static int __init tekram_init(void) -{ - return irda_device_register_dongle(&dongle); -} - -static void __exit tekram_cleanup(void) -{ - irda_device_unregister_dongle(&dongle); -} - -static void tekram_open(dongle_t *self, struct qos_info *qos) -{ - IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); - - qos->baud_rate.bits &= IR_9600|IR_19200|IR_38400|IR_57600|IR_115200; - qos->min_turn_time.bits = 0x01; /* Needs at least 10 ms */ - irda_qos_bits_to_value(qos); -} - -static void tekram_close(dongle_t *self) -{ - IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); - - /* Power off dongle */ - self->set_dtr_rts(self->dev, FALSE, FALSE); - - if (self->reset_task) - irda_task_delete(self->reset_task); - if (self->speed_task) - irda_task_delete(self->speed_task); -} - -/* - * Function tekram_change_speed (dev, state, speed) - * - * Set the speed for the Tekram IRMate 210 type dongle. Warning, this - * function must be called with a process context! - * - * Algorithm - * 1. clear DTR - * 2. set RTS, and wait at least 7 us - * 3. send Control Byte to the IR-210 through TXD to set new baud rate - * wait until the stop bit of Control Byte is sent (for 9600 baud rate, - * it takes about 100 msec) - * 5. clear RTS (return to NORMAL Operation) - * 6. wait at least 50 us, new setting (baud rate, etc) takes effect here - * after - */ -static int tekram_change_speed(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - __u32 speed = (__u32) task->param; - __u8 byte; - int ret = 0; - - IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); - - IRDA_ASSERT(task != NULL, return -1;); - - if (self->speed_task && self->speed_task != task) { - IRDA_DEBUG(0, "%s(), busy!\n", __FUNCTION__ ); - return msecs_to_jiffies(10); - } else - self->speed_task = task; - - switch (speed) { - default: - case 9600: - byte = TEKRAM_PW|TEKRAM_9600; - break; - case 19200: - byte = TEKRAM_PW|TEKRAM_19200; - break; - case 38400: - byte = TEKRAM_PW|TEKRAM_38400; - break; - case 57600: - byte = TEKRAM_PW|TEKRAM_57600; - break; - case 115200: - byte = TEKRAM_115200; - break; - } - - switch (task->state) { - case IRDA_TASK_INIT: - case IRDA_TASK_CHILD_INIT: - /* - * Need to reset the dongle and go to 9600 bps before - * programming - */ - if (irda_task_execute(self, tekram_reset, NULL, task, - (void *) speed)) - { - /* Dongle need more time to reset */ - irda_task_next_state(task, IRDA_TASK_CHILD_WAIT); - - /* Give reset 1 sec to finish */ - ret = msecs_to_jiffies(1000); - } else - irda_task_next_state(task, IRDA_TASK_CHILD_DONE); - break; - case IRDA_TASK_CHILD_WAIT: - IRDA_WARNING("%s(), resetting dongle timed out!\n", - __FUNCTION__); - ret = -1; - break; - case IRDA_TASK_CHILD_DONE: - /* Set DTR, Clear RTS */ - self->set_dtr_rts(self->dev, TRUE, FALSE); - - /* Wait at least 7us */ - udelay(14); - - /* Write control byte */ - self->write(self->dev, &byte, 1); - - irda_task_next_state(task, IRDA_TASK_WAIT); - - /* Wait at least 100 ms */ - ret = msecs_to_jiffies(150); - break; - case IRDA_TASK_WAIT: - /* Set DTR, Set RTS */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - irda_task_next_state(task, IRDA_TASK_DONE); - self->speed_task = NULL; - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->speed_task = NULL; - ret = -1; - break; - } - return ret; -} - -/* - * Function tekram_reset (driver) - * - * This function resets the tekram dongle. Warning, this function - * must be called with a process context!! - * - * Algorithm: - * 0. Clear RTS and DTR, and wait 50 ms (power off the IR-210 ) - * 1. clear RTS - * 2. set DTR, and wait at least 1 ms - * 3. clear DTR to SPACE state, wait at least 50 us for further - * operation - */ -int tekram_reset(struct irda_task *task) -{ - dongle_t *self = (dongle_t *) task->instance; - int ret = 0; - - IRDA_DEBUG(2, "%s()\n", __FUNCTION__ ); - - IRDA_ASSERT(task != NULL, return -1;); - - if (self->reset_task && self->reset_task != task) { - IRDA_DEBUG(0, "%s(), busy!\n", __FUNCTION__ ); - return msecs_to_jiffies(10); - } else - self->reset_task = task; - - /* Power off dongle */ - //self->set_dtr_rts(self->dev, FALSE, FALSE); - self->set_dtr_rts(self->dev, TRUE, TRUE); - - switch (task->state) { - case IRDA_TASK_INIT: - irda_task_next_state(task, IRDA_TASK_WAIT1); - - /* Sleep 50 ms */ - ret = msecs_to_jiffies(50); - break; - case IRDA_TASK_WAIT1: - /* Clear DTR, Set RTS */ - self->set_dtr_rts(self->dev, FALSE, TRUE); - - irda_task_next_state(task, IRDA_TASK_WAIT2); - - /* Should sleep 1 ms */ - ret = msecs_to_jiffies(1); - break; - case IRDA_TASK_WAIT2: - /* Set DTR, Set RTS */ - self->set_dtr_rts(self->dev, TRUE, TRUE); - - /* Wait at least 50 us */ - udelay(75); - - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - break; - default: - IRDA_ERROR("%s(), unknown state %d\n", - __FUNCTION__, task->state); - irda_task_next_state(task, IRDA_TASK_DONE); - self->reset_task = NULL; - ret = -1; - } - return ret; -} - -MODULE_AUTHOR("Dag Brattli <dagb@cs.uit.no>"); -MODULE_DESCRIPTION("Tekram IrMate IR-210B dongle driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("irda-dongle-0"); /* IRDA_TEKRAM_DONGLE */ - -/* - * Function init_module (void) - * - * Initialize Tekram module - * - */ -module_init(tekram_init); - -/* - * Function cleanup_module (void) - * - * Cleanup Tekram module - * - */ -module_exit(tekram_cleanup); diff --git a/drivers/net/irda/via-ircc.c b/drivers/net/irda/via-ircc.c index 126ec7c8680e..58e128784585 100644 --- a/drivers/net/irda/via-ircc.c +++ b/drivers/net/irda/via-ircc.c @@ -1346,19 +1346,13 @@ static int RxTimerHandler(struct via_ircc_cb *self, int iobase) * An interrupt from the chip has arrived. Time to do some work * */ -static irqreturn_t via_ircc_interrupt(int irq, void *dev_id) +static irqreturn_t via_ircc_interrupt(int dummy, void *dev_id) { - struct net_device *dev = (struct net_device *) dev_id; - struct via_ircc_cb *self; + struct net_device *dev = dev_id; + struct via_ircc_cb *self = dev->priv; int iobase; u8 iHostIntType, iRxIntType, iTxIntType; - if (!dev) { - IRDA_WARNING("%s: irq %d for unknown device.\n", driver_name, - irq); - return IRQ_NONE; - } - self = (struct via_ircc_cb *) dev->priv; iobase = self->io.fir_base; spin_lock(&self->lock); iHostIntType = GetHostStatus(iobase); |