CONFIG_BT_HCIBCM203X=m
CONFIG_BT_HCIBPA10X=m
CONFIG_BT_HCIBFUSB=m
-CONFIG_BT_HCIDTL1=m
-CONFIG_BT_HCIBT3C=m
-CONFIG_BT_HCIBLUECARD=m
CONFIG_BT_HCIBTUART=m
CONFIG_BT_HCIVHCI=m
CONFIG_BT_MRVL=m
CONFIG_BT_HCIBCM203X=m
CONFIG_BT_HCIBPA10X=m
CONFIG_BT_HCIBFUSB=m
-CONFIG_BT_HCIDTL1=m
-CONFIG_BT_HCIBT3C=m
-CONFIG_BT_HCIBLUECARD=m
CONFIG_BT_HCIBTUART=m
CONFIG_BT_HCIVHCI=m
CONFIG_PCCARD=y
CONFIG_BT_HCIBCM203X=m
CONFIG_BT_HCIBPA10X=m
CONFIG_BT_HCIBFUSB=m
-CONFIG_BT_HCIDTL1=m
-CONFIG_BT_HCIBT3C=m
-CONFIG_BT_HCIBLUECARD=m
CONFIG_BT_HCIVHCI=m
CONFIG_BT_MRVL=m
CONFIG_BT_ATH3K=m
CONFIG_BT_HCIBCM203X=m
CONFIG_BT_HCIBPA10X=m
CONFIG_BT_HCIBFUSB=m
-CONFIG_BT_HCIDTL1=m
-CONFIG_BT_HCIBT3C=m
-CONFIG_BT_HCIBLUECARD=m
CONFIG_BT_HCIVHCI=m
CONFIG_BT_MRVL=m
CONFIG_BT_ATH3K=m
CONFIG_BT_HCIBCM203X=m
CONFIG_BT_HCIBPA10X=m
CONFIG_BT_HCIBFUSB=m
-CONFIG_BT_HCIDTL1=m
-CONFIG_BT_HCIBT3C=m
-CONFIG_BT_HCIBLUECARD=m
CONFIG_BT_HCIVHCI=m
CONFIG_CONNECTOR=m
CONFIG_MTD=y
CONFIG_BT_HCIBCM203X=m
CONFIG_BT_HCIBPA10X=m
CONFIG_BT_HCIBFUSB=m
-CONFIG_BT_HCIDTL1=m
-CONFIG_BT_HCIBT3C=m
-CONFIG_BT_HCIBLUECARD=m
CONFIG_BT_HCIVHCI=m
CONFIG_CFG80211=m
CONFIG_MAC80211=m
Say Y here to compile support for HCI BFUSB devices into the
kernel or say M to compile it as module (bfusb).
-config BT_HCIDTL1
- tristate "HCI DTL1 (PC Card) driver"
- depends on PCMCIA && HAS_IOPORT
- help
- Bluetooth HCI DTL1 (PC Card) driver.
- This driver provides support for Bluetooth PCMCIA devices with
- Nokia DTL1 interface:
- Nokia Bluetooth Card
- Socket Bluetooth CF Card
-
- Say Y here to compile support for HCI DTL1 devices into the
- kernel or say M to compile it as module (dtl1_cs).
-
-config BT_HCIBT3C
- tristate "HCI BT3C (PC Card) driver"
- depends on PCMCIA && HAS_IOPORT
- select FW_LOADER
- help
- Bluetooth HCI BT3C (PC Card) driver.
- This driver provides support for Bluetooth PCMCIA devices with
- 3Com BT3C interface:
- 3Com Bluetooth Card (3CRWB6096)
- HP Bluetooth Card
-
- Say Y here to compile support for HCI BT3C devices into the
- kernel or say M to compile it as module (bt3c_cs).
-
-config BT_HCIBLUECARD
- tristate "HCI BlueCard (PC Card) driver"
- depends on PCMCIA && HAS_IOPORT
- help
- Bluetooth HCI BlueCard (PC Card) driver.
- This driver provides support for Bluetooth PCMCIA devices with
- Anycom BlueCard interface:
- Anycom Bluetooth PC Card
- Anycom Bluetooth CF Card
-
- Say Y here to compile support for HCI BlueCard devices into the
- kernel or say M to compile it as module (bluecard_cs).
-
config BT_HCIVHCI
tristate "HCI VHCI (Virtual HCI device) driver"
select WANT_DEV_COREDUMP
obj-$(CONFIG_BT_HCIBCM4377) += hci_bcm4377.o
obj-$(CONFIG_BT_HCIBPA10X) += bpa10x.o
obj-$(CONFIG_BT_HCIBFUSB) += bfusb.o
-obj-$(CONFIG_BT_HCIDTL1) += dtl1_cs.o
-obj-$(CONFIG_BT_HCIBT3C) += bt3c_cs.o
-obj-$(CONFIG_BT_HCIBLUECARD) += bluecard_cs.o
obj-$(CONFIG_BT_HCIBTUSB) += btusb.o
obj-$(CONFIG_BT_HCIBTSDIO) += btsdio.o
+++ /dev/null
-/*
- *
- * Bluetooth driver for the Anycom BlueCard (LSE039/LSE041)
- *
- * Copyright (C) 2001-2002 Marcel Holtmann <marcel@holtmann.org>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation;
- *
- * Software distributed under the License is distributed on an "AS
- * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- * implied. See the License for the specific language governing
- * rights and limitations under the License.
- *
- * The initial developer of the original code is David A. Hinds
- * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
- * are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
- *
- */
-
-#include <linux/module.h>
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/types.h>
-#include <linux/sched.h>
-#include <linux/delay.h>
-#include <linux/timer.h>
-#include <linux/errno.h>
-#include <linux/ptrace.h>
-#include <linux/ioport.h>
-#include <linux/spinlock.h>
-#include <linux/moduleparam.h>
-#include <linux/wait.h>
-
-#include <linux/skbuff.h>
-#include <linux/io.h>
-
-#include <pcmcia/cistpl.h>
-#include <pcmcia/ciscode.h>
-#include <pcmcia/ds.h>
-#include <pcmcia/cisreg.h>
-
-#include <net/bluetooth/bluetooth.h>
-#include <net/bluetooth/hci_core.h>
-
-
-
-/* ======================== Module parameters ======================== */
-
-
-MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
-MODULE_DESCRIPTION("Bluetooth driver for the Anycom BlueCard (LSE039/LSE041)");
-MODULE_LICENSE("GPL");
-
-
-
-/* ======================== Local structures ======================== */
-
-
-struct bluecard_info {
- struct pcmcia_device *p_dev;
-
- struct hci_dev *hdev;
-
- spinlock_t lock; /* For serializing operations */
- struct timer_list timer; /* For LED control */
-
- struct sk_buff_head txq;
- unsigned long tx_state;
-
- unsigned long rx_state;
- unsigned long rx_count;
- struct sk_buff *rx_skb;
-
- unsigned char ctrl_reg;
- unsigned long hw_state; /* Status of the hardware and LED control */
-};
-
-
-static int bluecard_config(struct pcmcia_device *link);
-static void bluecard_release(struct pcmcia_device *link);
-
-static void bluecard_detach(struct pcmcia_device *p_dev);
-
-
-/* Default baud rate: 57600, 115200, 230400 or 460800 */
-#define DEFAULT_BAUD_RATE 230400
-
-
-/* Hardware states */
-#define CARD_READY 1
-#define CARD_ACTIVITY 2
-#define CARD_HAS_PCCARD_ID 4
-#define CARD_HAS_POWER_LED 5
-#define CARD_HAS_ACTIVITY_LED 6
-
-/* Transmit states */
-#define XMIT_SENDING 1
-#define XMIT_WAKEUP 2
-#define XMIT_BUFFER_NUMBER 5 /* unset = buffer one, set = buffer two */
-#define XMIT_BUF_ONE_READY 6
-#define XMIT_BUF_TWO_READY 7
-#define XMIT_SENDING_READY 8
-
-/* Receiver states */
-#define RECV_WAIT_PACKET_TYPE 0
-#define RECV_WAIT_EVENT_HEADER 1
-#define RECV_WAIT_ACL_HEADER 2
-#define RECV_WAIT_SCO_HEADER 3
-#define RECV_WAIT_DATA 4
-
-/* Special packet types */
-#define PKT_BAUD_RATE_57600 0x80
-#define PKT_BAUD_RATE_115200 0x81
-#define PKT_BAUD_RATE_230400 0x82
-#define PKT_BAUD_RATE_460800 0x83
-
-
-/* These are the register offsets */
-#define REG_COMMAND 0x20
-#define REG_INTERRUPT 0x21
-#define REG_CONTROL 0x22
-#define REG_RX_CONTROL 0x24
-#define REG_CARD_RESET 0x30
-#define REG_LED_CTRL 0x30
-
-/* REG_COMMAND */
-#define REG_COMMAND_TX_BUF_ONE 0x01
-#define REG_COMMAND_TX_BUF_TWO 0x02
-#define REG_COMMAND_RX_BUF_ONE 0x04
-#define REG_COMMAND_RX_BUF_TWO 0x08
-#define REG_COMMAND_RX_WIN_ONE 0x00
-#define REG_COMMAND_RX_WIN_TWO 0x10
-
-/* REG_CONTROL */
-#define REG_CONTROL_BAUD_RATE_57600 0x00
-#define REG_CONTROL_BAUD_RATE_115200 0x01
-#define REG_CONTROL_BAUD_RATE_230400 0x02
-#define REG_CONTROL_BAUD_RATE_460800 0x03
-#define REG_CONTROL_RTS 0x04
-#define REG_CONTROL_BT_ON 0x08
-#define REG_CONTROL_BT_RESET 0x10
-#define REG_CONTROL_BT_RES_PU 0x20
-#define REG_CONTROL_INTERRUPT 0x40
-#define REG_CONTROL_CARD_RESET 0x80
-
-/* REG_RX_CONTROL */
-#define RTS_LEVEL_SHIFT_BITS 0x02
-
-
-
-/* ======================== LED handling routines ======================== */
-
-
-static void bluecard_activity_led_timeout(struct timer_list *t)
-{
- struct bluecard_info *info = timer_container_of(info, t, timer);
- unsigned int iobase = info->p_dev->resource[0]->start;
-
- if (test_bit(CARD_ACTIVITY, &(info->hw_state))) {
- /* leave LED in inactive state for HZ/10 for blink effect */
- clear_bit(CARD_ACTIVITY, &(info->hw_state));
- mod_timer(&(info->timer), jiffies + HZ / 10);
- }
-
- /* Disable activity LED, enable power LED */
- outb(0x08 | 0x20, iobase + 0x30);
-}
-
-
-static void bluecard_enable_activity_led(struct bluecard_info *info)
-{
- unsigned int iobase = info->p_dev->resource[0]->start;
-
- /* don't disturb running blink timer */
- if (timer_pending(&(info->timer)))
- return;
-
- set_bit(CARD_ACTIVITY, &(info->hw_state));
-
- if (test_bit(CARD_HAS_ACTIVITY_LED, &(info->hw_state))) {
- /* Enable activity LED, keep power LED enabled */
- outb(0x18 | 0x60, iobase + 0x30);
- } else {
- /* Disable power LED */
- outb(0x00, iobase + 0x30);
- }
-
- /* Stop the LED after HZ/10 */
- mod_timer(&(info->timer), jiffies + HZ / 10);
-}
-
-
-
-/* ======================== Interrupt handling ======================== */
-
-
-static int bluecard_write(unsigned int iobase, unsigned int offset, __u8 *buf, int len)
-{
- int i, actual;
-
- actual = (len > 15) ? 15 : len;
-
- outb_p(actual, iobase + offset);
-
- for (i = 0; i < actual; i++)
- outb_p(buf[i], iobase + offset + i + 1);
-
- return actual;
-}
-
-
-static void bluecard_write_wakeup(struct bluecard_info *info)
-{
- if (!info) {
- BT_ERR("Unknown device");
- return;
- }
-
- if (!test_bit(XMIT_SENDING_READY, &(info->tx_state)))
- return;
-
- if (test_and_set_bit(XMIT_SENDING, &(info->tx_state))) {
- set_bit(XMIT_WAKEUP, &(info->tx_state));
- return;
- }
-
- do {
- unsigned int iobase = info->p_dev->resource[0]->start;
- unsigned int offset;
- unsigned char command;
- unsigned long ready_bit;
- register struct sk_buff *skb;
- int len;
-
- clear_bit(XMIT_WAKEUP, &(info->tx_state));
-
- if (!pcmcia_dev_present(info->p_dev))
- return;
-
- if (test_bit(XMIT_BUFFER_NUMBER, &(info->tx_state))) {
- if (!test_bit(XMIT_BUF_TWO_READY, &(info->tx_state)))
- break;
- offset = 0x10;
- command = REG_COMMAND_TX_BUF_TWO;
- ready_bit = XMIT_BUF_TWO_READY;
- } else {
- if (!test_bit(XMIT_BUF_ONE_READY, &(info->tx_state)))
- break;
- offset = 0x00;
- command = REG_COMMAND_TX_BUF_ONE;
- ready_bit = XMIT_BUF_ONE_READY;
- }
-
- skb = skb_dequeue(&(info->txq));
- if (!skb)
- break;
-
- if (hci_skb_pkt_type(skb) & 0x80) {
- /* Disable RTS */
- info->ctrl_reg |= REG_CONTROL_RTS;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
- }
-
- /* Activate LED */
- bluecard_enable_activity_led(info);
-
- /* Send frame */
- len = bluecard_write(iobase, offset, skb->data, skb->len);
-
- /* Tell the FPGA to send the data */
- outb_p(command, iobase + REG_COMMAND);
-
- /* Mark the buffer as dirty */
- clear_bit(ready_bit, &(info->tx_state));
-
- if (hci_skb_pkt_type(skb) & 0x80) {
- DECLARE_WAIT_QUEUE_HEAD_ONSTACK(wq);
- DEFINE_WAIT(wait);
-
- unsigned char baud_reg;
-
- switch (hci_skb_pkt_type(skb)) {
- case PKT_BAUD_RATE_460800:
- baud_reg = REG_CONTROL_BAUD_RATE_460800;
- break;
- case PKT_BAUD_RATE_230400:
- baud_reg = REG_CONTROL_BAUD_RATE_230400;
- break;
- case PKT_BAUD_RATE_115200:
- baud_reg = REG_CONTROL_BAUD_RATE_115200;
- break;
- case PKT_BAUD_RATE_57600:
- default:
- baud_reg = REG_CONTROL_BAUD_RATE_57600;
- break;
- }
-
- /* Wait until the command reaches the baseband */
- mdelay(100);
-
- /* Set baud on baseband */
- info->ctrl_reg &= ~0x03;
- info->ctrl_reg |= baud_reg;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- /* Enable RTS */
- info->ctrl_reg &= ~REG_CONTROL_RTS;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- /* Wait before the next HCI packet can be send */
- mdelay(1000);
- }
-
- if (len == skb->len) {
- kfree_skb(skb);
- } else {
- skb_pull(skb, len);
- skb_queue_head(&(info->txq), skb);
- }
-
- info->hdev->stat.byte_tx += len;
-
- /* Change buffer */
- change_bit(XMIT_BUFFER_NUMBER, &(info->tx_state));
-
- } while (test_bit(XMIT_WAKEUP, &(info->tx_state)));
-
- clear_bit(XMIT_SENDING, &(info->tx_state));
-}
-
-
-static int bluecard_read(unsigned int iobase, unsigned int offset, __u8 *buf, int size)
-{
- int i, n, len;
-
- outb(REG_COMMAND_RX_WIN_ONE, iobase + REG_COMMAND);
-
- len = inb(iobase + offset);
- n = 0;
- i = 1;
-
- while (n < len) {
-
- if (i == 16) {
- outb(REG_COMMAND_RX_WIN_TWO, iobase + REG_COMMAND);
- i = 0;
- }
-
- buf[n] = inb(iobase + offset + i);
-
- n++;
- i++;
-
- }
-
- return len;
-}
-
-
-static void bluecard_receive(struct bluecard_info *info,
- unsigned int offset)
-{
- unsigned int iobase;
- unsigned char buf[31];
- int i, len;
-
- if (!info) {
- BT_ERR("Unknown device");
- return;
- }
-
- iobase = info->p_dev->resource[0]->start;
-
- if (test_bit(XMIT_SENDING_READY, &(info->tx_state)))
- bluecard_enable_activity_led(info);
-
- len = bluecard_read(iobase, offset, buf, sizeof(buf));
-
- for (i = 0; i < len; i++) {
-
- /* Allocate packet */
- if (!info->rx_skb) {
- info->rx_state = RECV_WAIT_PACKET_TYPE;
- info->rx_count = 0;
- info->rx_skb = bt_skb_alloc(HCI_MAX_FRAME_SIZE, GFP_ATOMIC);
- if (!info->rx_skb) {
- BT_ERR("Can't allocate mem for new packet");
- return;
- }
- }
-
- if (info->rx_state == RECV_WAIT_PACKET_TYPE) {
-
- hci_skb_pkt_type(info->rx_skb) = buf[i];
-
- switch (hci_skb_pkt_type(info->rx_skb)) {
-
- case 0x00:
- /* init packet */
- if (offset != 0x00) {
- set_bit(XMIT_BUF_ONE_READY, &(info->tx_state));
- set_bit(XMIT_BUF_TWO_READY, &(info->tx_state));
- set_bit(XMIT_SENDING_READY, &(info->tx_state));
- bluecard_write_wakeup(info);
- }
-
- kfree_skb(info->rx_skb);
- info->rx_skb = NULL;
- break;
-
- case HCI_EVENT_PKT:
- info->rx_state = RECV_WAIT_EVENT_HEADER;
- info->rx_count = HCI_EVENT_HDR_SIZE;
- break;
-
- case HCI_ACLDATA_PKT:
- info->rx_state = RECV_WAIT_ACL_HEADER;
- info->rx_count = HCI_ACL_HDR_SIZE;
- break;
-
- case HCI_SCODATA_PKT:
- info->rx_state = RECV_WAIT_SCO_HEADER;
- info->rx_count = HCI_SCO_HDR_SIZE;
- break;
-
- default:
- /* unknown packet */
- BT_ERR("Unknown HCI packet with type 0x%02x received",
- hci_skb_pkt_type(info->rx_skb));
- info->hdev->stat.err_rx++;
-
- kfree_skb(info->rx_skb);
- info->rx_skb = NULL;
- break;
-
- }
-
- } else {
-
- skb_put_u8(info->rx_skb, buf[i]);
- info->rx_count--;
-
- if (info->rx_count == 0) {
-
- int dlen;
- struct hci_event_hdr *eh;
- struct hci_acl_hdr *ah;
- struct hci_sco_hdr *sh;
-
- switch (info->rx_state) {
-
- case RECV_WAIT_EVENT_HEADER:
- eh = hci_event_hdr(info->rx_skb);
- info->rx_state = RECV_WAIT_DATA;
- info->rx_count = eh->plen;
- break;
-
- case RECV_WAIT_ACL_HEADER:
- ah = hci_acl_hdr(info->rx_skb);
- dlen = __le16_to_cpu(ah->dlen);
- info->rx_state = RECV_WAIT_DATA;
- info->rx_count = dlen;
- break;
-
- case RECV_WAIT_SCO_HEADER:
- sh = hci_sco_hdr(info->rx_skb);
- info->rx_state = RECV_WAIT_DATA;
- info->rx_count = sh->dlen;
- break;
-
- case RECV_WAIT_DATA:
- hci_recv_frame(info->hdev, info->rx_skb);
- info->rx_skb = NULL;
- break;
-
- }
-
- }
-
- }
-
-
- }
-
- info->hdev->stat.byte_rx += len;
-}
-
-
-static irqreturn_t bluecard_interrupt(int irq, void *dev_inst)
-{
- struct bluecard_info *info = dev_inst;
- unsigned int iobase;
- unsigned char reg;
-
- if (!info || !info->hdev)
- /* our irq handler is shared */
- return IRQ_NONE;
-
- if (!test_bit(CARD_READY, &(info->hw_state)))
- return IRQ_HANDLED;
-
- iobase = info->p_dev->resource[0]->start;
-
- spin_lock(&(info->lock));
-
- /* Disable interrupt */
- info->ctrl_reg &= ~REG_CONTROL_INTERRUPT;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- reg = inb(iobase + REG_INTERRUPT);
-
- if ((reg != 0x00) && (reg != 0xff)) {
-
- if (reg & 0x04) {
- bluecard_receive(info, 0x00);
- outb(0x04, iobase + REG_INTERRUPT);
- outb(REG_COMMAND_RX_BUF_ONE, iobase + REG_COMMAND);
- }
-
- if (reg & 0x08) {
- bluecard_receive(info, 0x10);
- outb(0x08, iobase + REG_INTERRUPT);
- outb(REG_COMMAND_RX_BUF_TWO, iobase + REG_COMMAND);
- }
-
- if (reg & 0x01) {
- set_bit(XMIT_BUF_ONE_READY, &(info->tx_state));
- outb(0x01, iobase + REG_INTERRUPT);
- bluecard_write_wakeup(info);
- }
-
- if (reg & 0x02) {
- set_bit(XMIT_BUF_TWO_READY, &(info->tx_state));
- outb(0x02, iobase + REG_INTERRUPT);
- bluecard_write_wakeup(info);
- }
-
- }
-
- /* Enable interrupt */
- info->ctrl_reg |= REG_CONTROL_INTERRUPT;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- spin_unlock(&(info->lock));
-
- return IRQ_HANDLED;
-}
-
-
-
-/* ======================== Device specific HCI commands ======================== */
-
-
-static int bluecard_hci_set_baud_rate(struct hci_dev *hdev, int baud)
-{
- struct bluecard_info *info = hci_get_drvdata(hdev);
- struct sk_buff *skb;
-
- /* Ericsson baud rate command */
- unsigned char cmd[] = { HCI_COMMAND_PKT, 0x09, 0xfc, 0x01, 0x03 };
-
- skb = bt_skb_alloc(HCI_MAX_FRAME_SIZE, GFP_KERNEL);
- if (!skb) {
- BT_ERR("Can't allocate mem for new packet");
- return -1;
- }
-
- switch (baud) {
- case 460800:
- cmd[4] = 0x00;
- hci_skb_pkt_type(skb) = PKT_BAUD_RATE_460800;
- break;
- case 230400:
- cmd[4] = 0x01;
- hci_skb_pkt_type(skb) = PKT_BAUD_RATE_230400;
- break;
- case 115200:
- cmd[4] = 0x02;
- hci_skb_pkt_type(skb) = PKT_BAUD_RATE_115200;
- break;
- case 57600:
- default:
- cmd[4] = 0x03;
- hci_skb_pkt_type(skb) = PKT_BAUD_RATE_57600;
- break;
- }
-
- skb_put_data(skb, cmd, sizeof(cmd));
-
- skb_queue_tail(&(info->txq), skb);
-
- bluecard_write_wakeup(info);
-
- return 0;
-}
-
-
-
-/* ======================== HCI interface ======================== */
-
-
-static int bluecard_hci_flush(struct hci_dev *hdev)
-{
- struct bluecard_info *info = hci_get_drvdata(hdev);
-
- /* Drop TX queue */
- skb_queue_purge(&(info->txq));
-
- return 0;
-}
-
-
-static int bluecard_hci_open(struct hci_dev *hdev)
-{
- struct bluecard_info *info = hci_get_drvdata(hdev);
- unsigned int iobase = info->p_dev->resource[0]->start;
-
- if (test_bit(CARD_HAS_PCCARD_ID, &(info->hw_state)))
- bluecard_hci_set_baud_rate(hdev, DEFAULT_BAUD_RATE);
-
- /* Enable power LED */
- outb(0x08 | 0x20, iobase + 0x30);
-
- return 0;
-}
-
-
-static int bluecard_hci_close(struct hci_dev *hdev)
-{
- struct bluecard_info *info = hci_get_drvdata(hdev);
- unsigned int iobase = info->p_dev->resource[0]->start;
-
- bluecard_hci_flush(hdev);
-
- /* Stop LED timer */
- timer_delete_sync(&(info->timer));
-
- /* Disable power LED */
- outb(0x00, iobase + 0x30);
-
- return 0;
-}
-
-
-static int bluecard_hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
-{
- struct bluecard_info *info = hci_get_drvdata(hdev);
-
- switch (hci_skb_pkt_type(skb)) {
- case HCI_COMMAND_PKT:
- hdev->stat.cmd_tx++;
- break;
- case HCI_ACLDATA_PKT:
- hdev->stat.acl_tx++;
- break;
- case HCI_SCODATA_PKT:
- hdev->stat.sco_tx++;
- break;
- }
-
- /* Prepend skb with frame type */
- memcpy(skb_push(skb, 1), &hci_skb_pkt_type(skb), 1);
- skb_queue_tail(&(info->txq), skb);
-
- bluecard_write_wakeup(info);
-
- return 0;
-}
-
-
-
-/* ======================== Card services HCI interaction ======================== */
-
-
-static int bluecard_open(struct bluecard_info *info)
-{
- unsigned int iobase = info->p_dev->resource[0]->start;
- struct hci_dev *hdev;
- unsigned char id;
-
- spin_lock_init(&(info->lock));
-
- timer_setup(&info->timer, bluecard_activity_led_timeout, 0);
-
- skb_queue_head_init(&(info->txq));
-
- info->rx_state = RECV_WAIT_PACKET_TYPE;
- info->rx_count = 0;
- info->rx_skb = NULL;
-
- /* Initialize HCI device */
- hdev = hci_alloc_dev();
- if (!hdev) {
- BT_ERR("Can't allocate HCI device");
- return -ENOMEM;
- }
-
- info->hdev = hdev;
-
- hdev->bus = HCI_PCCARD;
- hci_set_drvdata(hdev, info);
- SET_HCIDEV_DEV(hdev, &info->p_dev->dev);
-
- hdev->open = bluecard_hci_open;
- hdev->close = bluecard_hci_close;
- hdev->flush = bluecard_hci_flush;
- hdev->send = bluecard_hci_send_frame;
-
- id = inb(iobase + 0x30);
-
- if ((id & 0x0f) == 0x02)
- set_bit(CARD_HAS_PCCARD_ID, &(info->hw_state));
-
- if (id & 0x10)
- set_bit(CARD_HAS_POWER_LED, &(info->hw_state));
-
- if (id & 0x20)
- set_bit(CARD_HAS_ACTIVITY_LED, &(info->hw_state));
-
- /* Reset card */
- info->ctrl_reg = REG_CONTROL_BT_RESET | REG_CONTROL_CARD_RESET;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- /* Turn FPGA off */
- outb(0x80, iobase + 0x30);
-
- /* Wait some time */
- msleep(10);
-
- /* Turn FPGA on */
- outb(0x00, iobase + 0x30);
-
- /* Activate card */
- info->ctrl_reg = REG_CONTROL_BT_ON | REG_CONTROL_BT_RES_PU;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- /* Enable interrupt */
- outb(0xff, iobase + REG_INTERRUPT);
- info->ctrl_reg |= REG_CONTROL_INTERRUPT;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- if ((id & 0x0f) == 0x03) {
- /* Disable RTS */
- info->ctrl_reg |= REG_CONTROL_RTS;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- /* Set baud rate */
- info->ctrl_reg |= 0x03;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- /* Enable RTS */
- info->ctrl_reg &= ~REG_CONTROL_RTS;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- set_bit(XMIT_BUF_ONE_READY, &(info->tx_state));
- set_bit(XMIT_BUF_TWO_READY, &(info->tx_state));
- set_bit(XMIT_SENDING_READY, &(info->tx_state));
- }
-
- /* Start the RX buffers */
- outb(REG_COMMAND_RX_BUF_ONE, iobase + REG_COMMAND);
- outb(REG_COMMAND_RX_BUF_TWO, iobase + REG_COMMAND);
-
- /* Signal that the hardware is ready */
- set_bit(CARD_READY, &(info->hw_state));
-
- /* Drop TX queue */
- skb_queue_purge(&(info->txq));
-
- /* Control the point at which RTS is enabled */
- outb((0x0f << RTS_LEVEL_SHIFT_BITS) | 1, iobase + REG_RX_CONTROL);
-
- /* Timeout before it is safe to send the first HCI packet */
- msleep(1250);
-
- /* Register HCI device */
- if (hci_register_dev(hdev) < 0) {
- BT_ERR("Can't register HCI device");
- info->hdev = NULL;
- hci_free_dev(hdev);
- return -ENODEV;
- }
-
- return 0;
-}
-
-
-static int bluecard_close(struct bluecard_info *info)
-{
- unsigned int iobase = info->p_dev->resource[0]->start;
- struct hci_dev *hdev = info->hdev;
-
- if (!hdev)
- return -ENODEV;
-
- bluecard_hci_close(hdev);
-
- clear_bit(CARD_READY, &(info->hw_state));
-
- /* Reset card */
- info->ctrl_reg = REG_CONTROL_BT_RESET | REG_CONTROL_CARD_RESET;
- outb(info->ctrl_reg, iobase + REG_CONTROL);
-
- /* Turn FPGA off */
- outb(0x80, iobase + 0x30);
-
- hci_unregister_dev(hdev);
- hci_free_dev(hdev);
-
- return 0;
-}
-
-static int bluecard_probe(struct pcmcia_device *link)
-{
- struct bluecard_info *info;
-
- /* Create new info device */
- info = devm_kzalloc(&link->dev, sizeof(*info), GFP_KERNEL);
- if (!info)
- return -ENOMEM;
-
- info->p_dev = link;
- link->priv = info;
-
- link->config_flags |= CONF_ENABLE_IRQ;
-
- return bluecard_config(link);
-}
-
-
-static void bluecard_detach(struct pcmcia_device *link)
-{
- bluecard_release(link);
-}
-
-
-static int bluecard_config(struct pcmcia_device *link)
-{
- struct bluecard_info *info = link->priv;
- int i, n;
-
- link->config_index = 0x20;
-
- link->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
- link->resource[0]->end = 64;
- link->io_lines = 6;
-
- for (n = 0; n < 0x400; n += 0x40) {
- link->resource[0]->start = n ^ 0x300;
- i = pcmcia_request_io(link);
- if (i == 0)
- break;
- }
-
- if (i != 0)
- goto failed;
-
- i = pcmcia_request_irq(link, bluecard_interrupt);
- if (i != 0)
- goto failed;
-
- i = pcmcia_enable_device(link);
- if (i != 0)
- goto failed;
-
- if (bluecard_open(info) != 0)
- goto failed;
-
- return 0;
-
-failed:
- bluecard_release(link);
- return -ENODEV;
-}
-
-
-static void bluecard_release(struct pcmcia_device *link)
-{
- struct bluecard_info *info = link->priv;
-
- bluecard_close(info);
-
- timer_delete_sync(&(info->timer));
-
- pcmcia_disable_device(link);
-}
-
-static const struct pcmcia_device_id bluecard_ids[] = {
- PCMCIA_DEVICE_PROD_ID12("BlueCard", "LSE041", 0xbaf16fbf, 0x657cc15e),
- PCMCIA_DEVICE_PROD_ID12("BTCFCARD", "LSE139", 0xe3987764, 0x2524b59c),
- PCMCIA_DEVICE_PROD_ID12("WSS", "LSE039", 0x0a0736ec, 0x24e6dfab),
- PCMCIA_DEVICE_NULL
-};
-MODULE_DEVICE_TABLE(pcmcia, bluecard_ids);
-
-static struct pcmcia_driver bluecard_driver = {
- .owner = THIS_MODULE,
- .name = "bluecard_cs",
- .probe = bluecard_probe,
- .remove = bluecard_detach,
- .id_table = bluecard_ids,
-};
-module_pcmcia_driver(bluecard_driver);
+++ /dev/null
-/*
- *
- * Driver for the 3Com Bluetooth PCMCIA card
- *
- * Copyright (C) 2001-2002 Marcel Holtmann <marcel@holtmann.org>
- * Jose Orlando Pereira <jop@di.uminho.pt>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation;
- *
- * Software distributed under the License is distributed on an "AS
- * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- * implied. See the License for the specific language governing
- * rights and limitations under the License.
- *
- * The initial developer of the original code is David A. Hinds
- * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
- * are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
- *
- */
-
-#include <linux/module.h>
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/types.h>
-#include <linux/delay.h>
-#include <linux/errno.h>
-#include <linux/ptrace.h>
-#include <linux/ioport.h>
-#include <linux/spinlock.h>
-#include <linux/moduleparam.h>
-
-#include <linux/skbuff.h>
-#include <linux/string.h>
-#include <linux/serial.h>
-#include <linux/serial_reg.h>
-#include <linux/bitops.h>
-#include <asm/io.h>
-
-#include <linux/device.h>
-#include <linux/firmware.h>
-
-#include <pcmcia/cistpl.h>
-#include <pcmcia/ciscode.h>
-#include <pcmcia/ds.h>
-#include <pcmcia/cisreg.h>
-
-#include <net/bluetooth/bluetooth.h>
-#include <net/bluetooth/hci_core.h>
-
-
-
-/* ======================== Module parameters ======================== */
-
-
-MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
-MODULE_DESCRIPTION("Bluetooth driver for the 3Com Bluetooth PCMCIA card");
-MODULE_LICENSE("GPL");
-MODULE_FIRMWARE("BT3CPCC.bin");
-
-
-
-/* ======================== Local structures ======================== */
-
-
-struct bt3c_info {
- struct pcmcia_device *p_dev;
-
- struct hci_dev *hdev;
-
- spinlock_t lock; /* For serializing operations */
-
- struct sk_buff_head txq;
- unsigned long tx_state;
-
- unsigned long rx_state;
- unsigned long rx_count;
- struct sk_buff *rx_skb;
-};
-
-
-static int bt3c_config(struct pcmcia_device *link);
-static void bt3c_release(struct pcmcia_device *link);
-
-static void bt3c_detach(struct pcmcia_device *p_dev);
-
-
-/* Transmit states */
-#define XMIT_SENDING 1
-#define XMIT_WAKEUP 2
-#define XMIT_WAITING 8
-
-/* Receiver states */
-#define RECV_WAIT_PACKET_TYPE 0
-#define RECV_WAIT_EVENT_HEADER 1
-#define RECV_WAIT_ACL_HEADER 2
-#define RECV_WAIT_SCO_HEADER 3
-#define RECV_WAIT_DATA 4
-
-
-
-/* ======================== Special I/O functions ======================== */
-
-
-#define DATA_L 0
-#define DATA_H 1
-#define ADDR_L 2
-#define ADDR_H 3
-#define CONTROL 4
-
-
-static inline void bt3c_address(unsigned int iobase, unsigned short addr)
-{
- outb(addr & 0xff, iobase + ADDR_L);
- outb((addr >> 8) & 0xff, iobase + ADDR_H);
-}
-
-
-static inline void bt3c_put(unsigned int iobase, unsigned short value)
-{
- outb(value & 0xff, iobase + DATA_L);
- outb((value >> 8) & 0xff, iobase + DATA_H);
-}
-
-
-static inline void bt3c_io_write(unsigned int iobase, unsigned short addr, unsigned short value)
-{
- bt3c_address(iobase, addr);
- bt3c_put(iobase, value);
-}
-
-
-static inline unsigned short bt3c_get(unsigned int iobase)
-{
- unsigned short value = inb(iobase + DATA_L);
-
- value |= inb(iobase + DATA_H) << 8;
-
- return value;
-}
-
-
-static inline unsigned short bt3c_read(unsigned int iobase, unsigned short addr)
-{
- bt3c_address(iobase, addr);
-
- return bt3c_get(iobase);
-}
-
-
-
-/* ======================== Interrupt handling ======================== */
-
-
-static int bt3c_write(unsigned int iobase, int fifo_size, __u8 *buf, int len)
-{
- int actual = 0;
-
- bt3c_address(iobase, 0x7080);
-
- /* Fill FIFO with current frame */
- while (actual < len) {
- /* Transmit next byte */
- bt3c_put(iobase, buf[actual]);
- actual++;
- }
-
- bt3c_io_write(iobase, 0x7005, actual);
-
- return actual;
-}
-
-
-static void bt3c_write_wakeup(struct bt3c_info *info)
-{
- if (!info) {
- BT_ERR("Unknown device");
- return;
- }
-
- if (test_and_set_bit(XMIT_SENDING, &(info->tx_state)))
- return;
-
- do {
- unsigned int iobase = info->p_dev->resource[0]->start;
- register struct sk_buff *skb;
- int len;
-
- if (!pcmcia_dev_present(info->p_dev))
- break;
-
- skb = skb_dequeue(&(info->txq));
- if (!skb) {
- clear_bit(XMIT_SENDING, &(info->tx_state));
- break;
- }
-
- /* Send frame */
- len = bt3c_write(iobase, 256, skb->data, skb->len);
-
- if (len != skb->len)
- BT_ERR("Very strange");
-
- kfree_skb(skb);
-
- info->hdev->stat.byte_tx += len;
-
- } while (0);
-}
-
-
-static void bt3c_receive(struct bt3c_info *info)
-{
- unsigned int iobase;
- int size = 0, avail;
-
- if (!info) {
- BT_ERR("Unknown device");
- return;
- }
-
- iobase = info->p_dev->resource[0]->start;
-
- avail = bt3c_read(iobase, 0x7006);
-
- bt3c_address(iobase, 0x7480);
- while (size < avail) {
- size++;
- info->hdev->stat.byte_rx++;
-
- /* Allocate packet */
- if (!info->rx_skb) {
- info->rx_state = RECV_WAIT_PACKET_TYPE;
- info->rx_count = 0;
- info->rx_skb = bt_skb_alloc(HCI_MAX_FRAME_SIZE, GFP_ATOMIC);
- if (!info->rx_skb) {
- BT_ERR("Can't allocate mem for new packet");
- return;
- }
- }
-
-
- if (info->rx_state == RECV_WAIT_PACKET_TYPE) {
-
- hci_skb_pkt_type(info->rx_skb) = inb(iobase + DATA_L);
- inb(iobase + DATA_H);
-
- switch (hci_skb_pkt_type(info->rx_skb)) {
-
- case HCI_EVENT_PKT:
- info->rx_state = RECV_WAIT_EVENT_HEADER;
- info->rx_count = HCI_EVENT_HDR_SIZE;
- break;
-
- case HCI_ACLDATA_PKT:
- info->rx_state = RECV_WAIT_ACL_HEADER;
- info->rx_count = HCI_ACL_HDR_SIZE;
- break;
-
- case HCI_SCODATA_PKT:
- info->rx_state = RECV_WAIT_SCO_HEADER;
- info->rx_count = HCI_SCO_HDR_SIZE;
- break;
-
- default:
- /* Unknown packet */
- BT_ERR("Unknown HCI packet with type 0x%02x received",
- hci_skb_pkt_type(info->rx_skb));
- info->hdev->stat.err_rx++;
-
- kfree_skb(info->rx_skb);
- info->rx_skb = NULL;
- break;
-
- }
-
- } else {
-
- __u8 x = inb(iobase + DATA_L);
-
- skb_put_u8(info->rx_skb, x);
- inb(iobase + DATA_H);
- info->rx_count--;
-
- if (info->rx_count == 0) {
-
- int dlen;
- struct hci_event_hdr *eh;
- struct hci_acl_hdr *ah;
- struct hci_sco_hdr *sh;
-
- switch (info->rx_state) {
-
- case RECV_WAIT_EVENT_HEADER:
- eh = hci_event_hdr(info->rx_skb);
- info->rx_state = RECV_WAIT_DATA;
- info->rx_count = eh->plen;
- break;
-
- case RECV_WAIT_ACL_HEADER:
- ah = hci_acl_hdr(info->rx_skb);
- dlen = __le16_to_cpu(ah->dlen);
- info->rx_state = RECV_WAIT_DATA;
- info->rx_count = dlen;
- break;
-
- case RECV_WAIT_SCO_HEADER:
- sh = hci_sco_hdr(info->rx_skb);
- info->rx_state = RECV_WAIT_DATA;
- info->rx_count = sh->dlen;
- break;
-
- case RECV_WAIT_DATA:
- hci_recv_frame(info->hdev, info->rx_skb);
- info->rx_skb = NULL;
- break;
-
- }
-
- }
-
- }
-
- }
-
- bt3c_io_write(iobase, 0x7006, 0x0000);
-}
-
-
-static irqreturn_t bt3c_interrupt(int irq, void *dev_inst)
-{
- struct bt3c_info *info = dev_inst;
- unsigned int iobase;
- int iir;
- irqreturn_t r = IRQ_NONE;
-
- if (!info || !info->hdev)
- /* our irq handler is shared */
- return IRQ_NONE;
-
- iobase = info->p_dev->resource[0]->start;
-
- spin_lock(&(info->lock));
-
- iir = inb(iobase + CONTROL);
- if (iir & 0x80) {
- int stat = bt3c_read(iobase, 0x7001);
-
- if ((stat & 0xff) == 0x7f) {
- BT_ERR("Very strange (stat=0x%04x)", stat);
- } else if ((stat & 0xff) != 0xff) {
- if (stat & 0x0020) {
- int status = bt3c_read(iobase, 0x7002) & 0x10;
- bt_dev_info(info->hdev, "Antenna %s",
- status ? "out" : "in");
- }
- if (stat & 0x0001)
- bt3c_receive(info);
- if (stat & 0x0002) {
- clear_bit(XMIT_SENDING, &(info->tx_state));
- bt3c_write_wakeup(info);
- }
-
- bt3c_io_write(iobase, 0x7001, 0x0000);
-
- outb(iir, iobase + CONTROL);
- }
- r = IRQ_HANDLED;
- }
-
- spin_unlock(&(info->lock));
-
- return r;
-}
-
-
-
-/* ======================== HCI interface ======================== */
-
-
-static int bt3c_hci_flush(struct hci_dev *hdev)
-{
- struct bt3c_info *info = hci_get_drvdata(hdev);
-
- /* Drop TX queue */
- skb_queue_purge(&(info->txq));
-
- return 0;
-}
-
-
-static int bt3c_hci_open(struct hci_dev *hdev)
-{
- return 0;
-}
-
-
-static int bt3c_hci_close(struct hci_dev *hdev)
-{
- bt3c_hci_flush(hdev);
-
- return 0;
-}
-
-
-static int bt3c_hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
-{
- struct bt3c_info *info = hci_get_drvdata(hdev);
- unsigned long flags;
-
- switch (hci_skb_pkt_type(skb)) {
- case HCI_COMMAND_PKT:
- hdev->stat.cmd_tx++;
- break;
- case HCI_ACLDATA_PKT:
- hdev->stat.acl_tx++;
- break;
- case HCI_SCODATA_PKT:
- hdev->stat.sco_tx++;
- break;
- }
-
- /* Prepend skb with frame type */
- memcpy(skb_push(skb, 1), &hci_skb_pkt_type(skb), 1);
- skb_queue_tail(&(info->txq), skb);
-
- spin_lock_irqsave(&(info->lock), flags);
-
- bt3c_write_wakeup(info);
-
- spin_unlock_irqrestore(&(info->lock), flags);
-
- return 0;
-}
-
-
-
-/* ======================== Card services HCI interaction ======================== */
-
-
-static int bt3c_load_firmware(struct bt3c_info *info,
- const unsigned char *firmware,
- int count)
-{
- char *ptr = (char *) firmware;
- char b[9];
- unsigned int iobase, tmp, tn;
- unsigned long size, addr, fcs;
- int i, err = 0;
-
- iobase = info->p_dev->resource[0]->start;
-
- /* Reset */
- bt3c_io_write(iobase, 0x8040, 0x0404);
- bt3c_io_write(iobase, 0x8040, 0x0400);
-
- udelay(1);
-
- bt3c_io_write(iobase, 0x8040, 0x0404);
-
- udelay(17);
-
- /* Load */
- while (count) {
- if (ptr[0] != 'S') {
- BT_ERR("Bad address in firmware");
- err = -EFAULT;
- goto error;
- }
-
- memset(b, 0, sizeof(b));
- memcpy(b, ptr + 2, 2);
- if (kstrtoul(b, 16, &size) < 0)
- return -EINVAL;
-
- memset(b, 0, sizeof(b));
- memcpy(b, ptr + 4, 8);
- if (kstrtoul(b, 16, &addr) < 0)
- return -EINVAL;
-
- memset(b, 0, sizeof(b));
- memcpy(b, ptr + (size * 2) + 2, 2);
- if (kstrtoul(b, 16, &fcs) < 0)
- return -EINVAL;
-
- memset(b, 0, sizeof(b));
- for (tmp = 0, i = 0; i < size; i++) {
- memcpy(b, ptr + (i * 2) + 2, 2);
- if (kstrtouint(b, 16, &tn))
- return -EINVAL;
- tmp += tn;
- }
-
- if (((tmp + fcs) & 0xff) != 0xff) {
- BT_ERR("Checksum error in firmware");
- err = -EILSEQ;
- goto error;
- }
-
- if (ptr[1] == '3') {
- bt3c_address(iobase, addr);
-
- memset(b, 0, sizeof(b));
- for (i = 0; i < (size - 4) / 2; i++) {
- memcpy(b, ptr + (i * 4) + 12, 4);
- if (kstrtouint(b, 16, &tmp))
- return -EINVAL;
- bt3c_put(iobase, tmp);
- }
- }
-
- ptr += (size * 2) + 6;
- count -= (size * 2) + 6;
- }
-
- udelay(17);
-
- /* Boot */
- bt3c_address(iobase, 0x3000);
- outb(inb(iobase + CONTROL) | 0x40, iobase + CONTROL);
-
-error:
- udelay(17);
-
- /* Clear */
- bt3c_io_write(iobase, 0x7006, 0x0000);
- bt3c_io_write(iobase, 0x7005, 0x0000);
- bt3c_io_write(iobase, 0x7001, 0x0000);
-
- return err;
-}
-
-
-static int bt3c_open(struct bt3c_info *info)
-{
- const struct firmware *firmware;
- struct hci_dev *hdev;
- int err;
-
- spin_lock_init(&(info->lock));
-
- skb_queue_head_init(&(info->txq));
-
- info->rx_state = RECV_WAIT_PACKET_TYPE;
- info->rx_count = 0;
- info->rx_skb = NULL;
-
- /* Initialize HCI device */
- hdev = hci_alloc_dev();
- if (!hdev) {
- BT_ERR("Can't allocate HCI device");
- return -ENOMEM;
- }
-
- info->hdev = hdev;
-
- hdev->bus = HCI_PCCARD;
- hci_set_drvdata(hdev, info);
- SET_HCIDEV_DEV(hdev, &info->p_dev->dev);
-
- hdev->open = bt3c_hci_open;
- hdev->close = bt3c_hci_close;
- hdev->flush = bt3c_hci_flush;
- hdev->send = bt3c_hci_send_frame;
-
- /* Load firmware */
- err = request_firmware(&firmware, "BT3CPCC.bin", &info->p_dev->dev);
- if (err < 0) {
- BT_ERR("Firmware request failed");
- goto error;
- }
-
- err = bt3c_load_firmware(info, firmware->data, firmware->size);
-
- release_firmware(firmware);
-
- if (err < 0) {
- BT_ERR("Firmware loading failed");
- goto error;
- }
-
- /* Timeout before it is safe to send the first HCI packet */
- msleep(1000);
-
- /* Register HCI device */
- err = hci_register_dev(hdev);
- if (err < 0) {
- BT_ERR("Can't register HCI device");
- goto error;
- }
-
- return 0;
-
-error:
- info->hdev = NULL;
- hci_free_dev(hdev);
- return err;
-}
-
-
-static int bt3c_close(struct bt3c_info *info)
-{
- struct hci_dev *hdev = info->hdev;
-
- if (!hdev)
- return -ENODEV;
-
- bt3c_hci_close(hdev);
-
- hci_unregister_dev(hdev);
- hci_free_dev(hdev);
-
- return 0;
-}
-
-static int bt3c_probe(struct pcmcia_device *link)
-{
- struct bt3c_info *info;
-
- /* Create new info device */
- info = devm_kzalloc(&link->dev, sizeof(*info), GFP_KERNEL);
- if (!info)
- return -ENOMEM;
-
- info->p_dev = link;
- link->priv = info;
-
- link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_VPP |
- CONF_AUTO_SET_IO;
-
- return bt3c_config(link);
-}
-
-
-static void bt3c_detach(struct pcmcia_device *link)
-{
- bt3c_release(link);
-}
-
-static int bt3c_check_config(struct pcmcia_device *p_dev, void *priv_data)
-{
- int *try = priv_data;
-
- if (!try)
- p_dev->io_lines = 16;
-
- if ((p_dev->resource[0]->end != 8) || (p_dev->resource[0]->start == 0))
- return -EINVAL;
-
- p_dev->resource[0]->end = 8;
- p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
- p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
-
- return pcmcia_request_io(p_dev);
-}
-
-static int bt3c_check_config_notpicky(struct pcmcia_device *p_dev,
- void *priv_data)
-{
- static unsigned int base[5] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8, 0x0 };
- int j;
-
- if (p_dev->io_lines > 3)
- return -ENODEV;
-
- p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
- p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
- p_dev->resource[0]->end = 8;
-
- for (j = 0; j < 5; j++) {
- p_dev->resource[0]->start = base[j];
- p_dev->io_lines = base[j] ? 16 : 3;
- if (!pcmcia_request_io(p_dev))
- return 0;
- }
- return -ENODEV;
-}
-
-static int bt3c_config(struct pcmcia_device *link)
-{
- struct bt3c_info *info = link->priv;
- int i;
- unsigned long try;
-
- /* First pass: look for a config entry that looks normal.
- * Two tries: without IO aliases, then with aliases
- */
- for (try = 0; try < 2; try++)
- if (!pcmcia_loop_config(link, bt3c_check_config, (void *) try))
- goto found_port;
-
- /* Second pass: try to find an entry that isn't picky about
- * its base address, then try to grab any standard serial port
- * address, and finally try to get any free port.
- */
- if (!pcmcia_loop_config(link, bt3c_check_config_notpicky, NULL))
- goto found_port;
-
- BT_ERR("No usable port range found");
- goto failed;
-
-found_port:
- i = pcmcia_request_irq(link, &bt3c_interrupt);
- if (i != 0)
- goto failed;
-
- i = pcmcia_enable_device(link);
- if (i != 0)
- goto failed;
-
- if (bt3c_open(info) != 0)
- goto failed;
-
- return 0;
-
-failed:
- bt3c_release(link);
- return -ENODEV;
-}
-
-
-static void bt3c_release(struct pcmcia_device *link)
-{
- struct bt3c_info *info = link->priv;
-
- bt3c_close(info);
-
- pcmcia_disable_device(link);
-}
-
-
-static const struct pcmcia_device_id bt3c_ids[] = {
- PCMCIA_DEVICE_PROD_ID13("3COM", "Bluetooth PC Card", 0xefce0a31, 0xd4ce9b02),
- PCMCIA_DEVICE_NULL
-};
-MODULE_DEVICE_TABLE(pcmcia, bt3c_ids);
-
-static struct pcmcia_driver bt3c_driver = {
- .owner = THIS_MODULE,
- .name = "bt3c_cs",
- .probe = bt3c_probe,
- .remove = bt3c_detach,
- .id_table = bt3c_ids,
-};
-module_pcmcia_driver(bt3c_driver);
+++ /dev/null
-/*
- *
- * A driver for Nokia Connectivity Card DTL-1 devices
- *
- * Copyright (C) 2001-2002 Marcel Holtmann <marcel@holtmann.org>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation;
- *
- * Software distributed under the License is distributed on an "AS
- * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- * implied. See the License for the specific language governing
- * rights and limitations under the License.
- *
- * The initial developer of the original code is David A. Hinds
- * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
- * are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
- *
- */
-
-#include <linux/module.h>
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/types.h>
-#include <linux/delay.h>
-#include <linux/errno.h>
-#include <linux/ptrace.h>
-#include <linux/ioport.h>
-#include <linux/spinlock.h>
-#include <linux/moduleparam.h>
-
-#include <linux/skbuff.h>
-#include <linux/string.h>
-#include <linux/serial.h>
-#include <linux/serial_reg.h>
-#include <linux/bitops.h>
-#include <asm/io.h>
-
-#include <pcmcia/cistpl.h>
-#include <pcmcia/ciscode.h>
-#include <pcmcia/ds.h>
-#include <pcmcia/cisreg.h>
-
-#include <net/bluetooth/bluetooth.h>
-#include <net/bluetooth/hci_core.h>
-
-
-
-/* ======================== Module parameters ======================== */
-
-
-MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>");
-MODULE_DESCRIPTION("Bluetooth driver for Nokia Connectivity Card DTL-1");
-MODULE_LICENSE("GPL");
-
-
-
-/* ======================== Local structures ======================== */
-
-
-struct dtl1_info {
- struct pcmcia_device *p_dev;
-
- struct hci_dev *hdev;
-
- spinlock_t lock; /* For serializing operations */
-
- unsigned long flowmask; /* HCI flow mask */
- int ri_latch;
-
- struct sk_buff_head txq;
- unsigned long tx_state;
-
- unsigned long rx_state;
- unsigned long rx_count;
- struct sk_buff *rx_skb;
-};
-
-
-static int dtl1_config(struct pcmcia_device *link);
-
-
-/* Transmit states */
-#define XMIT_SENDING 1
-#define XMIT_WAKEUP 2
-#define XMIT_WAITING 8
-
-/* Receiver States */
-#define RECV_WAIT_NSH 0
-#define RECV_WAIT_DATA 1
-
-
-struct nsh {
- u8 type;
- u8 zero;
- u16 len;
-} __packed; /* Nokia Specific Header */
-
-#define NSHL 4 /* Nokia Specific Header Length */
-
-
-
-/* ======================== Interrupt handling ======================== */
-
-
-static int dtl1_write(unsigned int iobase, int fifo_size, __u8 *buf, int len)
-{
- int actual = 0;
-
- /* Tx FIFO should be empty */
- if (!(inb(iobase + UART_LSR) & UART_LSR_THRE))
- return 0;
-
- /* Fill FIFO with current frame */
- while ((fifo_size-- > 0) && (actual < len)) {
- /* Transmit next byte */
- outb(buf[actual], iobase + UART_TX);
- actual++;
- }
-
- return actual;
-}
-
-
-static void dtl1_write_wakeup(struct dtl1_info *info)
-{
- if (!info) {
- BT_ERR("Unknown device");
- return;
- }
-
- if (test_bit(XMIT_WAITING, &(info->tx_state))) {
- set_bit(XMIT_WAKEUP, &(info->tx_state));
- return;
- }
-
- if (test_and_set_bit(XMIT_SENDING, &(info->tx_state))) {
- set_bit(XMIT_WAKEUP, &(info->tx_state));
- return;
- }
-
- do {
- unsigned int iobase = info->p_dev->resource[0]->start;
- register struct sk_buff *skb;
- int len;
-
- clear_bit(XMIT_WAKEUP, &(info->tx_state));
-
- if (!pcmcia_dev_present(info->p_dev))
- return;
-
- skb = skb_dequeue(&(info->txq));
- if (!skb)
- break;
-
- /* Send frame */
- len = dtl1_write(iobase, 32, skb->data, skb->len);
-
- if (len == skb->len) {
- set_bit(XMIT_WAITING, &(info->tx_state));
- kfree_skb(skb);
- } else {
- skb_pull(skb, len);
- skb_queue_head(&(info->txq), skb);
- }
-
- info->hdev->stat.byte_tx += len;
-
- } while (test_bit(XMIT_WAKEUP, &(info->tx_state)));
-
- clear_bit(XMIT_SENDING, &(info->tx_state));
-}
-
-
-static void dtl1_control(struct dtl1_info *info, struct sk_buff *skb)
-{
- u8 flowmask = *(u8 *)skb->data;
- int i;
-
- printk(KERN_INFO "Bluetooth: Nokia control data =");
- for (i = 0; i < skb->len; i++)
- printk(" %02x", skb->data[i]);
-
- printk("\n");
-
- /* transition to active state */
- if (((info->flowmask & 0x07) == 0) && ((flowmask & 0x07) != 0)) {
- clear_bit(XMIT_WAITING, &(info->tx_state));
- dtl1_write_wakeup(info);
- }
-
- info->flowmask = flowmask;
-
- kfree_skb(skb);
-}
-
-
-static void dtl1_receive(struct dtl1_info *info)
-{
- unsigned int iobase;
- struct nsh *nsh;
- int boguscount = 0;
-
- if (!info) {
- BT_ERR("Unknown device");
- return;
- }
-
- iobase = info->p_dev->resource[0]->start;
-
- do {
- info->hdev->stat.byte_rx++;
-
- /* Allocate packet */
- if (info->rx_skb == NULL) {
- info->rx_skb = bt_skb_alloc(HCI_MAX_FRAME_SIZE, GFP_ATOMIC);
- if (!info->rx_skb) {
- BT_ERR("Can't allocate mem for new packet");
- info->rx_state = RECV_WAIT_NSH;
- info->rx_count = NSHL;
- return;
- }
- }
-
- skb_put_u8(info->rx_skb, inb(iobase + UART_RX));
- nsh = (struct nsh *)info->rx_skb->data;
-
- info->rx_count--;
-
- if (info->rx_count == 0) {
-
- switch (info->rx_state) {
- case RECV_WAIT_NSH:
- info->rx_state = RECV_WAIT_DATA;
- info->rx_count = nsh->len + (nsh->len & 0x0001);
- break;
- case RECV_WAIT_DATA:
- hci_skb_pkt_type(info->rx_skb) = nsh->type;
-
- /* remove PAD byte if it exists */
- if (nsh->len & 0x0001) {
- info->rx_skb->tail--;
- info->rx_skb->len--;
- }
-
- /* remove NSH */
- skb_pull(info->rx_skb, NSHL);
-
- switch (hci_skb_pkt_type(info->rx_skb)) {
- case 0x80:
- /* control data for the Nokia Card */
- dtl1_control(info, info->rx_skb);
- break;
- case 0x82:
- case 0x83:
- case 0x84:
- /* send frame to the HCI layer */
- hci_skb_pkt_type(info->rx_skb) &= 0x0f;
- hci_recv_frame(info->hdev, info->rx_skb);
- break;
- default:
- /* unknown packet */
- BT_ERR("Unknown HCI packet with type 0x%02x received",
- hci_skb_pkt_type(info->rx_skb));
- kfree_skb(info->rx_skb);
- break;
- }
-
- info->rx_state = RECV_WAIT_NSH;
- info->rx_count = NSHL;
- info->rx_skb = NULL;
- break;
- }
-
- }
-
- /* Make sure we don't stay here too long */
- if (boguscount++ > 32)
- break;
-
- } while (inb(iobase + UART_LSR) & UART_LSR_DR);
-}
-
-
-static irqreturn_t dtl1_interrupt(int irq, void *dev_inst)
-{
- struct dtl1_info *info = dev_inst;
- unsigned int iobase;
- unsigned char msr;
- int boguscount = 0;
- int iir, lsr;
- irqreturn_t r = IRQ_NONE;
-
- if (!info || !info->hdev)
- /* our irq handler is shared */
- return IRQ_NONE;
-
- iobase = info->p_dev->resource[0]->start;
-
- spin_lock(&(info->lock));
-
- iir = inb(iobase + UART_IIR) & UART_IIR_ID;
- while (iir) {
-
- r = IRQ_HANDLED;
- /* Clear interrupt */
- lsr = inb(iobase + UART_LSR);
-
- switch (iir) {
- case UART_IIR_RLSI:
- BT_ERR("RLSI");
- break;
- case UART_IIR_RDI:
- /* Receive interrupt */
- dtl1_receive(info);
- break;
- case UART_IIR_THRI:
- if (lsr & UART_LSR_THRE) {
- /* Transmitter ready for data */
- dtl1_write_wakeup(info);
- }
- break;
- default:
- BT_ERR("Unhandled IIR=%#x", iir);
- break;
- }
-
- /* Make sure we don't stay here too long */
- if (boguscount++ > 100)
- break;
-
- iir = inb(iobase + UART_IIR) & UART_IIR_ID;
-
- }
-
- msr = inb(iobase + UART_MSR);
-
- if (info->ri_latch ^ (msr & UART_MSR_RI)) {
- info->ri_latch = msr & UART_MSR_RI;
- clear_bit(XMIT_WAITING, &(info->tx_state));
- dtl1_write_wakeup(info);
- r = IRQ_HANDLED;
- }
-
- spin_unlock(&(info->lock));
-
- return r;
-}
-
-
-
-/* ======================== HCI interface ======================== */
-
-
-static int dtl1_hci_open(struct hci_dev *hdev)
-{
- return 0;
-}
-
-
-static int dtl1_hci_flush(struct hci_dev *hdev)
-{
- struct dtl1_info *info = hci_get_drvdata(hdev);
-
- /* Drop TX queue */
- skb_queue_purge(&(info->txq));
-
- return 0;
-}
-
-
-static int dtl1_hci_close(struct hci_dev *hdev)
-{
- dtl1_hci_flush(hdev);
-
- return 0;
-}
-
-
-static int dtl1_hci_send_frame(struct hci_dev *hdev, struct sk_buff *skb)
-{
- struct dtl1_info *info = hci_get_drvdata(hdev);
- struct sk_buff *s;
- struct nsh nsh;
-
- switch (hci_skb_pkt_type(skb)) {
- case HCI_COMMAND_PKT:
- hdev->stat.cmd_tx++;
- nsh.type = 0x81;
- break;
- case HCI_ACLDATA_PKT:
- hdev->stat.acl_tx++;
- nsh.type = 0x82;
- break;
- case HCI_SCODATA_PKT:
- hdev->stat.sco_tx++;
- nsh.type = 0x83;
- break;
- default:
- return -EILSEQ;
- }
-
- nsh.zero = 0;
- nsh.len = skb->len;
-
- s = bt_skb_alloc(NSHL + skb->len + 1, GFP_ATOMIC);
- if (!s)
- return -ENOMEM;
-
- skb_reserve(s, NSHL);
- skb_copy_from_linear_data(skb, skb_put(s, skb->len), skb->len);
- if (skb->len & 0x0001)
- skb_put_u8(s, 0); /* PAD */
-
- /* Prepend skb with Nokia frame header and queue */
- memcpy(skb_push(s, NSHL), &nsh, NSHL);
- skb_queue_tail(&(info->txq), s);
-
- dtl1_write_wakeup(info);
-
- kfree_skb(skb);
-
- return 0;
-}
-
-
-
-/* ======================== Card services HCI interaction ======================== */
-
-
-static int dtl1_open(struct dtl1_info *info)
-{
- unsigned long flags;
- unsigned int iobase = info->p_dev->resource[0]->start;
- struct hci_dev *hdev;
-
- spin_lock_init(&(info->lock));
-
- skb_queue_head_init(&(info->txq));
-
- info->rx_state = RECV_WAIT_NSH;
- info->rx_count = NSHL;
- info->rx_skb = NULL;
-
- set_bit(XMIT_WAITING, &(info->tx_state));
-
- /* Initialize HCI device */
- hdev = hci_alloc_dev();
- if (!hdev) {
- BT_ERR("Can't allocate HCI device");
- return -ENOMEM;
- }
-
- info->hdev = hdev;
-
- hdev->bus = HCI_PCCARD;
- hci_set_drvdata(hdev, info);
- SET_HCIDEV_DEV(hdev, &info->p_dev->dev);
-
- hdev->open = dtl1_hci_open;
- hdev->close = dtl1_hci_close;
- hdev->flush = dtl1_hci_flush;
- hdev->send = dtl1_hci_send_frame;
-
- spin_lock_irqsave(&(info->lock), flags);
-
- /* Reset UART */
- outb(0, iobase + UART_MCR);
-
- /* Turn off interrupts */
- outb(0, iobase + UART_IER);
-
- /* Initialize UART */
- outb(UART_LCR_WLEN8, iobase + UART_LCR); /* Reset DLAB */
- outb((UART_MCR_DTR | UART_MCR_RTS | UART_MCR_OUT2), iobase + UART_MCR);
-
- info->ri_latch = inb(info->p_dev->resource[0]->start + UART_MSR)
- & UART_MSR_RI;
-
- /* Turn on interrupts */
- outb(UART_IER_RLSI | UART_IER_RDI | UART_IER_THRI, iobase + UART_IER);
-
- spin_unlock_irqrestore(&(info->lock), flags);
-
- /* Timeout before it is safe to send the first HCI packet */
- msleep(2000);
-
- /* Register HCI device */
- if (hci_register_dev(hdev) < 0) {
- BT_ERR("Can't register HCI device");
- info->hdev = NULL;
- hci_free_dev(hdev);
- return -ENODEV;
- }
-
- return 0;
-}
-
-
-static int dtl1_close(struct dtl1_info *info)
-{
- unsigned long flags;
- unsigned int iobase = info->p_dev->resource[0]->start;
- struct hci_dev *hdev = info->hdev;
-
- if (!hdev)
- return -ENODEV;
-
- dtl1_hci_close(hdev);
-
- spin_lock_irqsave(&(info->lock), flags);
-
- /* Reset UART */
- outb(0, iobase + UART_MCR);
-
- /* Turn off interrupts */
- outb(0, iobase + UART_IER);
-
- spin_unlock_irqrestore(&(info->lock), flags);
-
- hci_unregister_dev(hdev);
- hci_free_dev(hdev);
-
- return 0;
-}
-
-static int dtl1_probe(struct pcmcia_device *link)
-{
- struct dtl1_info *info;
-
- /* Create new info device */
- info = devm_kzalloc(&link->dev, sizeof(*info), GFP_KERNEL);
- if (!info)
- return -ENOMEM;
-
- info->p_dev = link;
- link->priv = info;
-
- link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
-
- return dtl1_config(link);
-}
-
-
-static void dtl1_detach(struct pcmcia_device *link)
-{
- struct dtl1_info *info = link->priv;
-
- dtl1_close(info);
- pcmcia_disable_device(link);
-}
-
-static int dtl1_confcheck(struct pcmcia_device *p_dev, void *priv_data)
-{
- if ((p_dev->resource[1]->end) || (p_dev->resource[1]->end < 8))
- return -ENODEV;
-
- p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
- p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_8;
-
- return pcmcia_request_io(p_dev);
-}
-
-static int dtl1_config(struct pcmcia_device *link)
-{
- struct dtl1_info *info = link->priv;
- int ret;
-
- /* Look for a generic full-sized window */
- link->resource[0]->end = 8;
- ret = pcmcia_loop_config(link, dtl1_confcheck, NULL);
- if (ret)
- goto failed;
-
- ret = pcmcia_request_irq(link, dtl1_interrupt);
- if (ret)
- goto failed;
-
- ret = pcmcia_enable_device(link);
- if (ret)
- goto failed;
-
- ret = dtl1_open(info);
- if (ret)
- goto failed;
-
- return 0;
-
-failed:
- dtl1_detach(link);
- return ret;
-}
-
-static const struct pcmcia_device_id dtl1_ids[] = {
- PCMCIA_DEVICE_PROD_ID12("Nokia Mobile Phones", "DTL-1", 0xe1bfdd64, 0xe168480d),
- PCMCIA_DEVICE_PROD_ID12("Nokia Mobile Phones", "DTL-4", 0xe1bfdd64, 0x9102bc82),
- PCMCIA_DEVICE_PROD_ID12("Socket", "CF", 0xb38bcc2e, 0x44ebf863),
- PCMCIA_DEVICE_PROD_ID12("Socket", "CF+ Personal Network Card", 0xb38bcc2e, 0xe732bae3),
- PCMCIA_DEVICE_NULL
-};
-MODULE_DEVICE_TABLE(pcmcia, dtl1_ids);
-
-static struct pcmcia_driver dtl1_driver = {
- .owner = THIS_MODULE,
- .name = "dtl1_cs",
- .probe = dtl1_probe,
- .remove = dtl1_detach,
- .id_table = dtl1_ids,
-};
-module_pcmcia_driver(dtl1_driver);
projects / thirdparty / linux.git / commitdiff
