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android / platform / system / wlan / ti / refs/heads/eclair-sholes-release / . / sta_dk_4_0_4_32 / pform / linux / src / esta_drv.c
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/****************************************************************************
**+-----------------------------------------------------------------------+**
**| |**
**| Copyright(c) 1998 - 2008 Texas Instruments. All rights reserved. |**
**| All rights reserved. |**
**| |**
**| Redistribution and use in source and binary forms, with or without |**
**| modification, are permitted provided that the following conditions |**
**| are met: |**
**| |**
**| * Redistributions of source code must retain the above copyright |**
**| notice, this list of conditions and the following disclaimer. |**
**| * Redistributions in binary form must reproduce the above copyright |**
**| notice, this list of conditions and the following disclaimer in |**
**| the documentation and/or other materials provided with the |**
**| distribution. |**
**| * Neither the name Texas Instruments nor the names of its |**
**| contributors may be used to endorse or promote products derived |**
**| from this software without specific prior written permission. |**
**| |**
**| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |**
**| "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |**
**| LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |**
**| A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |**
**| OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |**
**| SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |**
**| LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |**
**| DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |**
**| THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |**
**| (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |**
**| OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |**
**| |**
**+-----------------------------------------------------------------------+**
****************************************************************************/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/version.h>
#include <net/sock.h>
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/netdevice.h>
#include <linux/ioctl.h>
#include <linux/wireless.h>
#include <linux/etherdevice.h>
#include <linux/netlink.h>
#include <linux/completion.h>
#ifdef TIWLAN_CARDBUS
#include <linux/pci.h>
#else
#ifdef TIWLAN_OMAP1610
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,27)
#include <asm/arch-omap/tc.h>
#else
#include <mach/tc.h>
#endif
#endif
#ifdef TIWLAN_MSM7000
#include <linux/mmc/core.h>
#include <linux/mmc/card.h>
#include <linux/mmc/sdio_func.h>
#include <linux/mmc/sdio_ids.h>
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,27)
#include <asm/arch/io.h>
#include <asm/arch/hardware.h>
#include <asm/arch/irqs.h>
#else
#include <mach/io.h>
#include <mach/hardware.h>
#include <mach/irqs.h>
#endif
#endif /* !TIWLAN_CARDBUS */
#include <linux/list.h>
#include <linux/spinlock.h>
#include <linux/if_arp.h>
#include <linux/proc_fs.h>
#include <linux/mm.h>
#include <linux/delay.h>
#include <linux/vmalloc.h>
#include <linux/irq.h>
#include <asm/io.h>
#include <asm/uaccess.h>
#include <asm/pgtable.h>
#include "esta_drv.h"
#include "srcApi.h"
#include "osApi.h"
#include "whalHwRegs.h"
#if defined(DEBUG_UNKNOWN_INTERRUPT)
#define _STRING_H
#include "configMgr.h"
#include "whalCtrl.h"
#endif
#include "bmtrace.h"
#include "osrgstry_parser.h"
#include "osClsfr.h"
#include "TI_IPC_Api.h"
#include "802_11Defs.h"
#include "Ethernet.h"
#include "tiwlan_profile.h"
#if defined(CONFIG_TROUT_PWRSINK) || defined(CONFIG_HTC_PWRSINK)
#define RX_RATE_INTERVAL_SEC 10
unsigned long num_rx_pkt_new = 0;
static unsigned long num_rx_pkt_last = 0;
#endif
#ifdef TIWLAN_MSM7000
extern unsigned char *get_wifi_nvs_ram(void);
extern void SDIO_SetFunc( struct sdio_func * );
static struct proc_dir_entry *tiwlan_calibration;
static struct completion sdio_wait;
#ifdef CONFIG_WIFI_CONTROL_FUNC
static struct wifi_platform_data *wifi_control_data = NULL;
#endif
#endif
/* WiFi chip information functions */
int export_wifi_fw_version( tiwlan_net_dev_t *drv );
int export_wifi_chip_id( void );
/* Drivers list */
static LIST_HEAD(tiwlan_drv_list);
/* debug memory access */
static struct proc_dir_entry *tiwlan_deb_entry;
static __u32 memdebug_addr;
static __u32 memdebug_size=1;
static __u32 memdebug_trans_size;
#define DRV_SHUTDOWN_TEST_DELAY_INTERVAL 100 /* Time in msec to "delay"(/sleep) while waiting for SME to shutdown */
#define DRV_SHUTDOWN_TEST_MAX_COUNTER 20 /* How many delay/sleep iterations to perform while waiting for SME to shutdown) */
MODULE_DESCRIPTION("TI WLAN Embedded Station Driver");
MODULE_LICENSE("GPL");
extern int packed_struct_tst(void);
extern int proc_stat_init(TI_HANDLE);
extern int proc_stat_destroy(void);
typedef void (* tiwlan_drv_isr_t)(int, void *, struct pt_regs *);
/* network device driver interface */
static int tiwlan_drv_net_open(struct net_device * dev);
static int tiwlan_drv_net_stop(struct net_device * dev);
static int tiwlan_drv_net_xmit(struct sk_buff * skb, struct net_device * dev);
static struct net_device_stats * tiwlan_drv_net_get_stats(struct net_device * dev);
#define OS_WRITE_REG(drv,reg,val) \
os_hwWriteMemRegisterUINT32(drv, (UINT32 *)((unsigned long)drv->acx_reg.va + reg), (__u32)(val))
#define OS_READ_REG(drv,reg,val) \
os_hwReadMemRegisterUINT32(drv, (UINT32 *)((unsigned long)drv->acx_reg.va + reg), &val)
#ifdef TIWLAN_OMAP1610
static void omap_memif_init(void)
{
printk ("First function offset is: %p\n", omap_memif_init);
#if defined(TIWLAN_OMAP1610_INNOVATOR)
print_info("Setting CS1 Ref Clock = TC/4. \n");
omap_writel(0x00000004, 0xFFFECC40 ); /* wlan change for cs2 to dynamic wait state */
omap_writel(0x0000113a, 0xFFFECC18 ); /* EMIFS (nCS2) configuration */
#elif defined(TIWLAN_OMAP1610_WIPP) || defined(TIWLAN_OMAP1610_CRTWIPP)
#if defined(TIWLAN_OMAP1610_CRTWIPP)
/*
Init the GPIO to output*/
/* Set OMAP pin H19 to GPIO57*/
omap_writel(omap_readl(0xFFFE1014) | 0x00E00000, 0xFFFE1014 );
/*ELP_REQ (GPIO_57) by GPIO_DIRECTION - set it as output*/
omap_writel(omap_readl(0xFFFBBC34) & (~0x00000200), 0xFFFBBC34 );
#endif /* TIWLAN_OMAP1610_CRTWIPP */
/* The below configuration enables GPIO25 and GPIO_27 as output GPIOs - for debug purposes */
#if defined(TIWLAN_OMAP1610_CRTWIPP_GPIO_DEBUG)
omap_writel(omap_readl(0xFFFE1030) | 0x00000E00, 0xFFFE1030 );/* enable GPIO25 */
omap_writel(omap_readl(0xFFFE1030) | 0x00000038, 0xFFFE1030 );/* enable GPIO27 */
omap_writel(omap_readl(0xFFFBEC34) & (~0x00000200), 0xFFFBEC34 );/* Setting direction (as output) for GPIO25 */
omap_writel(omap_readl(0xFFFBEC34) & (~0x00000800), 0xFFFBEC34 );/* Setting direction (as output) for GPIO27 */
#endif /* TIWLAN_OMAP1610_CRTWIPP_GPIO_DEBUG */
/* RECOVERY*/
print_info("Hard reset,perform PMEN toggle\n");
os_hardResetTnetw();
print_info("Setting CS2 Ref Clock = TC/2. \n");
__raw_writel(0x1, TIWLAN_OMAP1610_REGBASE+0x4cc); /* CLK=80MHz */
omap_writel(0x20, EMIF_CFG_DYNAMIC_WS); /* Full handshake on CS2 */
omap_writel(0x2441, EMIFS_CS2_CONFIG); /* 0x2021 on reworked board */
omap_writel(0, EMIFS_ACS2);
print_info("%x=0x%lx\n", 0xFFFECC40, omap_readl(0xFFFECC40) );
print_info("%x=0x%lx\n", 0xFFFECC18, omap_readl(0xFFFECC18) );
print_info("%x=0x%lx\n", 0xFFFECC58, omap_readl(0xFFFECC58) );
#endif /* WIPP, CRTWIPP */
}
#endif
static int tiwlan_register_events(tiwlan_net_dev_t *drv)
{
IPC_EVENT_PARAMS evParams;
int i = 0;
evParams.uDeliveryType = DELIVERY_PUSH;
evParams.uProcessID = 0;
evParams.uEventID = 0;
evParams.hUserParam = drv;
evParams.pfEventCallback = os_IndicateEvent;
for (;i < IPC_EVENT_MAX_OS_EVENT;i++)
{
evParams.uEventType = i;
configMgr_RegisterEvent(drv->adapter.CoreHalCtx,(PUCHAR) &evParams,sizeof(IPC_EVENT_PARAMS));
}
return OK;
}
static int tiwlan_deb_read_proc(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
__u32 addr=memdebug_addr;
__u32 size=memdebug_size;
__u32 trans_size=memdebug_trans_size;
__u32 end;
int in_line=0, max_in_line;
int limit=count-80;
int i=0;
static int toggle;
*eof = 1;
if (!addr || !trans_size)
return 0;
/* fixme: add address validation */
if (!size)
size=1;
end = addr + size*trans_size;
if (trans_size==4)
max_in_line = 4;
else if (trans_size==2)
max_in_line = 8;
else
max_in_line = 16;
while(i<limit && addr<end)
{
if (!in_line)
i += sprintf(page+i, "0x%08x: ", addr);
if (trans_size==4)
{
i += sprintf(page+i, "0x%08x", *(__u32 *)addr);
addr += 4;
}
else if (trans_size==2)
{
i += sprintf(page+i, "0x%04x", *(__u16 *)addr);
addr += 2;
}
else
{
i += sprintf(page+i, "0x%02x", *(__u8 *)addr);
addr += 1;
}
if (++in_line < max_in_line)
*(page+i++)=' ';
else
{
*(page+i++)='\n';
in_line = 0;
}
}
*(page+i++)='\n';
/* For some reason read proc is get called twice for
each "cat" operation
*/
if (toggle)
memdebug_addr = addr;
toggle = !toggle;
return i;
}
static char *rm_get_token(const char **p_buffer, unsigned long *p_buffer_len,
char *token, unsigned long token_len,
char del)
{
const char *buffer=*p_buffer;
__u32 buffer_len = *p_buffer_len;
while(buffer_len && token_len && *buffer!=del && *buffer)
{
*token++ = *buffer++;
--buffer_len;
--token_len;
}
while (buffer_len && *buffer==del)
{
++buffer;
--buffer_len;
}
*token = 0;
*p_buffer = buffer;
*p_buffer_len = buffer_len;
return token;
}
static int tiwlan_deb_write_proc(struct file *file, const char *buffer,
unsigned long count, void *data)
{
__u32 addr, size;
char token[15];
__u32 value;
char *end;
int buflen=count;
/* buffer format is:
d{w,h,b} addr[/size]
s{w,h,b} addr=value
*/
/* Parse string */
rm_get_token(&buffer, &count, token, sizeof(token)-1, ' ');
if (token[0]=='d')
{
/* Display */
if (!strcmp(token, "dw"))
memdebug_trans_size = 4;
else if (!strcmp(token, "dh"))
memdebug_trans_size = 2;
else if (!strcmp(token, "db"))
memdebug_trans_size = 1;
else
{
printk(KERN_INFO "rm: mem file write op is dw|dh|db|sw|sh|sb\n");
return buflen;
}
/* Get address */
rm_get_token(&buffer, &count, token, sizeof(token)-1, '/');
addr = simple_strtoul(token, &end, 0);
if ((end && *end) /* || !iopa(addr)*/)
{
printk(KERN_INFO "rm: address <%s> is invalid\n", token);
return buflen;
}
if ((addr & (memdebug_trans_size-1)))
{
printk(KERN_INFO "rm: warning: address 0x%x is not aligned to size %u\n",
addr, memdebug_trans_size);
}
memdebug_addr = addr;
if (count)
{
/* Get size */
rm_get_token(&buffer, &count, token, sizeof(token)-1, ' ');
size = simple_strtoul(token, &end, 0);
if (end && *end)
{
printk(KERN_INFO "rm: size <%s> is invalid. end=<%s>\n",
token, end);
return buflen;
}
memdebug_size = size;
}
return buflen;
}
if (token[0]=='s')
{
/* Display */
if (!strcmp(token, "sw"))
size = 4;
else if (!strcmp(token, "sh"))
size = 2;
else if (!strcmp(token, "sb"))
size = 1;
else
{
printk(KERN_INFO "rm: mem file write op is dw|dh|db|sw|sh|sb\n");
return buflen;
}
/* Get address */
rm_get_token(&buffer, &count, token, sizeof(token)-1, ' ');
addr = simple_strtoul(token, &end, 0);
if ((end && *end) /*|| !iopa(addr)*/)
{
printk(KERN_INFO "rm: address <%s> is invalid\n", token);
return buflen;
}
if ((addr & (size-1)))
{
printk(KERN_INFO "rm: warning: address 0x%x is not aligned to size %u\n",
addr, size);
}
/* Get value */
rm_get_token(&buffer, &count, token, sizeof(token)-1, ' ');
value = simple_strtoul(token, &end, 0);
if (end && *end)
{
printk(KERN_INFO "rm: value <%s> is invalid. end <%s>\n",
token, end);
return buflen;
}
if (size==4)
*(__u32 *)addr = value;
else if (size==2)
{
if (value > 0xffff)
{
printk(KERN_INFO "rm: value <%s> is out of range\n", token);
return buflen;
}
*(__u16 *)addr = value;
}
else
{
if (value > 0xff)
{
printk(KERN_INFO "rm: value <%s> is out of range\n", token);
return buflen;
}
*(__u8 *)addr = value;
}
memdebug_addr = addr;
memdebug_size = 1;
memdebug_trans_size = size;
}
else
printk(KERN_INFO "rm: operation <%s> is not supported\n", token);
return buflen;
}
#ifdef TIWLAN_MSM7000
#define WIFI_NVS_LEN_OFFSET 0x0C
#define WIFI_NVS_DATA_OFFSET 0x40
#define WIFI_NVS_MAX_SIZE 0x800UL
static unsigned long tiwlan_get_nvs_size( void )
{
unsigned char *ptr;
unsigned long len;
ptr = get_wifi_nvs_ram();
if( ptr == NULL ) {
return 0;
}
/* Size in format LE assumed */
memcpy( (void *)&len, (void *)(ptr + WIFI_NVS_LEN_OFFSET), sizeof(len) );
len = min( len, (WIFI_NVS_MAX_SIZE-WIFI_NVS_DATA_OFFSET) );
return len;
}
static int tiwlan_calibration_read_proc(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
unsigned char *ptr;
unsigned long len;
ptr = get_wifi_nvs_ram();
if( ptr == NULL ) {
return 0;
}
len = tiwlan_get_nvs_size();
/* i += sprintf(page+i, "WiFi Calibration Size = %lu %x bytes\n", len); */
memcpy( (void *)page, (void *)(ptr + WIFI_NVS_DATA_OFFSET), len );
return len;
}
static int tiwlan_calibration_write_proc(struct file *file, const char *buffer,
unsigned long count, void *data)
{
return 0;
}
#endif
/*********************************************************************************************/
/* Impelementation */
/*********************************************************************************************/
static int tiwlan_drv_net_open(struct net_device * dev)
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)NETDEV_GET_PRIVATE(dev);
ti_nodprintf(TIWLAN_LOG_INFO, "tiwlan_drv_net_open()\n");
if (!drv->adapter.CoreHalCtx)
return -ENODEV;
netif_start_queue(dev);
return 0;
}
static int tiwlan_drv_net_stop(struct net_device * dev)
{
ti_nodprintf(TIWLAN_LOG_ERROR, "tiwlan_drv_net_stop()\n");
netif_stop_queue(dev);
return 0;
}
/* dummy send packet from Linux TCP/IP stack to WLAN
Used when driver is not initialized
*/
static int tiwlan_drv_dummy_net_xmit(struct sk_buff *skb, struct net_device *dev)
{
/* Network stack takes care of deallocation */
return -ENODEV;
}
void sendFreeFunc(TI_HANDLE pSkb, TI_HANDLE dummy1, TI_STATUS status)
{
struct sk_buff *skb = (struct sk_buff *) pSkb;
/* print_deb("^^^ free %p %d bytes (%s)\n", skb->data, skb->len, (status==OK) ? "OK" : "ERROR" ); */
dev_kfree_skb(skb);
}
#ifdef DM_USE_WORKQUEUE
void tiwlan_add_msdu(tiwlan_net_dev_t *drv, mem_MSDU_T *pMsdu)
{
if( pMsdu == NULL )
return;
pMsdu->msdu_next = NULL;
if( drv->txmit_msdu_next != NULL ) {
drv->txmit_msdu_last->msdu_next = pMsdu;
}
else {
drv->txmit_msdu_next = pMsdu;
}
drv->txmit_msdu_last = pMsdu;
}
mem_MSDU_T *tiwlan_del_msdu(tiwlan_net_dev_t *drv)
{
mem_MSDU_T *pMsdu = NULL;
if( drv->txmit_msdu_next != NULL ) {
pMsdu = drv->txmit_msdu_next;
drv->txmit_msdu_next = pMsdu->msdu_next;
if( drv->txmit_msdu_next == NULL ) { /* Last MSDU */
drv->txmit_msdu_last = NULL;
}
}
return( pMsdu );
}
static void tiwlan_xmit_handler( struct work_struct *work )
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)container_of( work, struct tiwlan_net_dev, txmit );
mem_MSDU_T *pMsdu;
unsigned long flags;
#ifdef CONFIG_ANDROID_POWER
android_lock_suspend( &drv->exec_wake_lock );
android_unlock_suspend( &drv->xmit_wake_lock );
#endif
/* printk("TI: %s:\t%lu\n", __FUNCTION__, jiffies); */
do {
spin_lock_irqsave(&drv->lock, flags);
pMsdu = tiwlan_del_msdu(drv);
spin_unlock_irqrestore(&drv->lock, flags);
if( pMsdu ) {
configMgr_sendMsdu(drv->adapter.CoreHalCtx, pMsdu, 0);
}
} while( pMsdu != NULL );
#ifdef CONFIG_ANDROID_POWER
android_unlock_suspend( &drv->exec_wake_lock );
#endif
}
#endif
/* send packet from Linux TCP/IP stack to WLAN
*/
static int tiwlan_drv_net_xmit(struct sk_buff *skb, struct net_device *dev)
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)NETDEV_GET_PRIVATE(dev);
int status;
mem_MSDU_T *pMsdu;
UINT32 packetHeaderLength;
#ifndef NO_COPY_SKB
char *pMsduData;
#else
mem_BD_T *pCurBd=0;
#endif
#ifdef DRIVER_PROFILE
os_profile (drv, 0, 0);
#endif
bm_trace(20, skb->len, 0);
#ifdef NO_COPY_SKB
status = configMgr_allocMSDUBufferOnly(drv->adapter.CoreHalCtx, &pMsdu, OS_ABS_TX_MODULE);
if(status != OK)
{
ti_dprintf(TIWLAN_LOG_ERROR, " configMgr_allocMSDUBufferOnly failed !!!\n");
++drv->alloc_msdu_failures;
return -ENOMEM;
}
/* print_deb("$$$ configMgr_allocMSDUBufferOnly()=OK pMsdu=%p\n", pMsdu ); */
status = configMgr_allocBDs(drv->adapter.CoreHalCtx, 1, &pCurBd);
if(status != OK) {
++drv->alloc_msdu_failures;
ti_dprintf(TIWLAN_LOG_ERROR, " configMgr_allocBDs failed !!!\n");
configMgr_memMngrFreeMSDU(drv->adapter.CoreHalCtx, pMsdu->handle);
return -ENOMEM;
}
/* print_deb("$$$ configMgr_allocBDs()=OK pCurBd=%p first=%p\n", pCurBd, pMsdu->firstBDPtr ); */
pMsdu->freeFunc = sendFreeFunc;
pMsdu->freeArgs[0] = (UINT32) skb;
pMsdu->dataLen = skb->len;
pMsdu->firstBDPtr = pCurBd;
pCurBd->dataOffset = skb->data-skb->head;
pCurBd->length = skb->len;
pCurBd->data = skb->head;
drv->stats.tx_packets++;
drv->stats.tx_bytes += skb->len;
#else /* NO_COPY_SKB */
/*
* Retrieve the Packet Header length
* from QoS Manager (through configMgr)
* (Header type is determined upon association)
*/
packetHeaderLength = configMgr_getPacketHeaderLength(drv->adapter.CoreHalCtx,skb->data,TX_DATA_DATA_MSDU);
/*
* need to reserve enough space for header translation
* in the same first Bd.
* Allocate enough place also for 802.11 header (24 bytes or 26 for QoS) and LLC (8 bytes)
* to replace the Ethernet header (14 bytes)
*/
status = configMgr_allocMSDU(drv->adapter.CoreHalCtx, &pMsdu,
skb->len + packetHeaderLength, OS_ABS_TX_MODULE);
if(status != OK)
{
/*ti_dprintf(TIWLAN_LOG_ERROR, " configMgr_allocMSDU failed !!!\n");*/
++drv->alloc_msdu_failures;
return -ENOMEM;
}
/*
* case 1: only legacy wlan header
*
* case 2: only QoS wlan header
*
* case 3: only legacy wlan header with new snap
*
* case 4: only QoS wlan header with new snap
*/
pMsdu->firstBDPtr->dataOffset = packetHeaderLength - ETHERNET_HDR_LEN;
pMsduData = pMsdu->firstBDPtr->data + pMsdu->firstBDPtr->dataOffset;
memcpy(pMsduData, skb->data, skb->len);
pMsdu->dataLen = skb->len;
pMsdu->firstBDPtr->length = pMsdu->dataLen + pMsdu->firstBDPtr->dataOffset;
drv->stats.tx_packets++;
drv->stats.tx_bytes += skb->len;
dev_kfree_skb(skb);
#endif /* NO_COPY_SKB */
pMsdu->txFlags |= TX_DATA_FROM_OS;
pMsdu->qosTag = 0;
status = OK;
#ifdef TI_DBG
/* Set packet-os-in time stamp */
/* TODO: the skb time stamp is not good */
/* printk ("\n### sec=%u, usec=%u", skb->stamp.tv_sec, skb->stamp.tv_usec);*/
/* pMsdu->timeStamp[0] = skb->stamp.tv_sec * 1000000 + skb->stamp.tv_usec; */
/* pMsdu->timeStampNum = 1; */
#endif
bm_trace(21, 0, 0);
/*
* Propagate Msdu through Config Manager.
* Set DTag to zero
* (note that classification is further handled in the Core)
*/
if (status == OK) {
#ifdef DM_USE_WORKQUEUE
unsigned long flags;
spin_lock_irqsave(&drv->lock, flags);
tiwlan_add_msdu(drv, pMsdu);
spin_unlock_irqrestore(&drv->lock, flags);
/* printk("TI: %s:\t%lu\n", __FUNCTION__, jiffies); */
#ifdef CONFIG_ANDROID_POWER
android_lock_suspend( &drv->xmit_wake_lock );
#endif
queue_work( drv->tiwlan_wq, &drv->txmit );
#else
status = configMgr_sendMsdu(drv->adapter.CoreHalCtx, pMsdu, 0);
#endif
}
else
configMgr_memMngrFreeMSDU (drv->adapter.CoreHalCtx, (UINT32) pMsdu); /* If status != OK , we won't send the MSDU, so we need to free it */
if(unlikely(status != OK))
{
drv->stats.tx_errors++;
#ifdef NO_COPY_SKB
dev_kfree_skb(skb);
#endif
}
bm_trace(22, 0, 0);
#ifdef DRIVER_PROFILE
os_profile (drv, 1, 0);
#endif
return 0;
}
struct net_device_stats * tiwlan_drv_net_get_stats(struct net_device * dev)
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)NETDEV_GET_PRIVATE(dev);
ti_dprintf(TIWLAN_LOG_OTHER, "tiwlan_drv_net_get_stats()\n");
return &drv->stats;
}
static int setup_netif(tiwlan_net_dev_t *drv)
{
struct net_device *dev;
int res;
dev = alloc_etherdev(0);
if (dev == NULL)
{
ti_dprintf(TIWLAN_LOG_ERROR, "alloc_etherdev() failed\n");
return -ENOMEM;
}
ether_setup(dev);
NETDEV_SET_PRIVATE(dev, drv);
drv->netdev = dev;
strcpy(dev->name, TIWLAN_DRV_IF_NAME);
netif_carrier_off(dev);
dev->open = tiwlan_drv_net_open;
dev->stop = tiwlan_drv_net_stop;
dev->hard_start_xmit = tiwlan_drv_dummy_net_xmit;
dev->get_stats = tiwlan_drv_net_get_stats;
dev->tx_queue_len = 100;
res = tiwlan_ioctl_init(dev);
if( res < 0 )
{
ti_dprintf(TIWLAN_LOG_ERROR, "tiwlan_ioctl_init() failed : %d\n", res);
kfree(dev);
return res;
}
res = register_netdev(dev);
if (res != 0)
{
ti_dprintf(TIWLAN_LOG_ERROR, "register_netdev() failed : %d\n", res);
kfree(dev);
return res;
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
SET_MODULE_OWNER(dev);
#endif
return 0;
}
/* tiwlan_interrupt
TIWLAN interrupt handler. Disables interrupts and awakes tasklet.
*/
#if !(defined(HW_ACCESS_SDIO)||defined(HW_ACCESS_WSPI))
static irqreturn_t tiwlan_interrupt (int irq, void *netdrv, struct pt_regs *cpu_regs)
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)netdrv;
/*
* Workaround for the Linux 2.6 pending IRQ bug:
* If a pending IRQ is handled on a WLAN ISR, the ISR is called again
* even though it disabled itself in the first call. To protect against
* re-entrance, this flag is checked, and if it is already set (meaning
* that the ISR is called twice before the tasklet was called) nothing is done.
*/
if (drv->interrupt_pending == 0)
{
UINT32 interruptVector;
interruptVector = configMgr_checkInterrupts(drv->adapter.CoreHalCtx);
if (interruptVector != 0)
{
configMgr_disableInterrupts(drv->adapter.CoreHalCtx);
drv->interrupt_pending = 1;
tasklet_schedule (&drv->tl);
}
else
{
#if DEBUG_UNKNOWN_INTERRUPT
ti_dprintf (TIWLAN_LOG_ERROR,
"%s - ERROR - interrupt isn't TNET interrupt! interrupt vector = 0x%08X\n",
__FUNCTION__, interruptVector);
#endif
}
}
return IRQ_HANDLED;
}
#else
static irqreturn_t tiwlan_interrupt (int irq, void *netdrv, struct pt_regs *cpu_regs)
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)netdrv;
/* printk("TI: %s:\t%lu\n", __FUNCTION__, jiffies); */
drv->interrupt_pending = 1;
#ifdef DM_USE_WORKQUEUE
#ifdef CONFIG_ANDROID_POWER
android_lock_suspend( &drv->irq_wake_lock );
#endif
queue_work( drv->tiwlan_wq, &drv->tirq );
/* disable_irq( drv->irq ); Dm: No need, we can loose IRQ */
#else
tasklet_schedule( &drv->tl );
#endif
return IRQ_HANDLED;
}
#endif
static void tiwlan_poll_irq_handler(unsigned long parm)
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)parm;
bm_trace(2, 0, 0);
tiwlan_interrupt(0, drv, NULL);
mod_timer(&drv->poll_timer, jiffies + TIWLAN_IRQ_POLL_INTERVAL);
}
static void tiwlan_handle_control_requests( tiwlan_net_dev_t *drv )
{
bm_trace(4, 0, 0);
/* Handle control requests (timers, ioctls) */
while(!list_empty(&drv->request_q))
{
struct list_head *entry = drv->request_q.next;
tiwlan_req_t *req = list_entry(entry, tiwlan_req_t, list);
tiwlan_req_t tmp_req;
unsigned long flags;
spin_lock_irqsave(&drv->lock, flags);
list_del_init(entry);
spin_unlock_irqrestore(&drv->lock, flags);
ti_nodprintf(TIWLAN_LOG_INFO, "%s: f=0x%x req=0x%x reply_expected=%d\n",
__FUNCTION__, req->u.req.f, req, req->u.req.reply_expected);
tmp_req.u.req.p1 = 0x1234;
tmp_req.u.req.p2 = 0x4321;
tmp_req.u.req.p3 = 0x1221;
tmp_req.u.req.p4 = 0x4334;
tmp_req.u.req.reply_expected = 0x50;
req->u.reply = req->u.req.f(req);
if ((tmp_req.u.req.p1 != 0x1234) || (tmp_req.u.req.p2 != 0x4321) || (tmp_req.u.req.p3 != 0x1221) || (tmp_req.u.req.p4 != 0x4334) || (tmp_req.u.req.reply_expected != 0x50))
{
printk("\n\n !!! ERROR: STACK CORRUPTION !!! : \nf=%p\n", tmp_req.u.req.f);
if (!req->u.req.reply_expected)
printk("timer handler: %p\n", (void *)tmp_req.u.req.p1);
}
ti_nodprintf(TIWLAN_LOG_INFO, "%s: f=0x%x req=0x%x reply_expected=%d reply=%d\n",
__FUNCTION__, req->u.req.f, req, req->u.req.reply_expected, req->u.reply);
if (req->u.req.reply_expected)
{
ti_nodprintf(TIWLAN_LOG_INFO, "%s: about to awake task\n", __FUNCTION__);
complete(&req->u.req.comp);
}
}
bm_trace(5, 0, 0);
/* DbgCB_Insert(0, DBG_MODULE_OS, DBG_TYPE_TASKLET, 1)*/
}
#ifdef DM_USE_WORKQUEUE
static void tiwlan_irq_handler( struct work_struct *work )
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)container_of( work, struct tiwlan_net_dev, tirq );
/* printk("TI: %s:\t%lu\n", __FUNCTION__, jiffies); */
#ifdef CONFIG_ANDROID_POWER
android_lock_suspend( &drv->exec_wake_lock );
android_unlock_suspend( &drv->irq_wake_lock );
#endif
/* if the driver was unloaded by that time we need to ignore all the timers */
if (drv->unload_driver) {
#ifdef CONFIG_ANDROID_POWER
android_unlock_suspend( &drv->exec_wake_lock );
#endif
/* enable_irq( drv->irq ); */
return;
}
configMgr_handleInterrupts( drv->adapter.CoreHalCtx );
tiwlan_handle_control_requests( drv );
#ifdef CONFIG_ANDROID_POWER
if( drv->receive_packet ) {
drv->receive_packet = 0;
/* Keep awake for 500 ms to give a chance to network stack */
android_lock_suspend_auto_expire( &drv->rx_wake_lock, (HZ >> 1) );
}
android_unlock_suspend( &drv->exec_wake_lock );
#endif
/* enable_irq( drv->irq ); */
}
#endif
/* tiwlan_tasklet_handler
WLAN protocol tasklet. Most of work happens in the
context of this tasklet.
*/
#ifdef DM_USE_WORKQUEUE
static void tiwlan_work_handler( struct work_struct *work )
#else
static void tiwlan_tasklet_handler( unsigned long netdrv )
#endif
{
#ifdef DM_USE_WORKQUEUE
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)container_of( work, struct tiwlan_net_dev, tw );
#else
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)netdrv;
#endif
#ifdef STACK_PROFILE
unsigned int curr1, base1;
unsigned int curr2, base2;
static unsigned int maximum_stack = 0;
#endif
/* printk("TI: %s:\t%lu\n", __FUNCTION__, jiffies); */
#ifdef CONFIG_ANDROID_POWER
android_lock_suspend( &drv->exec_wake_lock );
android_unlock_suspend( &drv->timer_wake_lock );
#endif
/* if the driver was unloaded by that time we need to ignore all the timers */
if (drv->unload_driver) {
#ifdef CONFIG_ANDROID_POWER
android_unlock_suspend( &drv->exec_wake_lock );
#endif
return;
}
#if 0
ti_dprintf(TIWLAN_LOG_INFO, "%s in\n" , __FUNCTION__);
#endif
#ifdef DRIVER_PROFILE
os_profile (drv, 0, 0);
#endif
bm_trace(3, 0, 0);
#ifdef STACK_PROFILE
curr1 = check_stack_start(&base1);
#endif
/* Handle bus transaction interrupts */
if (drv->dma_done)
{
drv->dma_done = 0;
configMgr_HandleBusTxn_Complete(drv->adapter.CoreHalCtx);
}
/* don't call for "Handle interrupts, timers, ioctls" while recovery process */
if (configMgr_areInputsFromOsDisabled(drv->adapter.CoreHalCtx) == TRUE) {
#ifdef CONFIG_ANDROID_POWER
android_unlock_suspend( &drv->exec_wake_lock );
#endif
return;
}
/* Handle firmware interrupts */
#ifndef DM_USE_WORKQUEUE
if (drv->interrupt_pending)
{
drv->interrupt_pending = 0;
configMgr_handleInterrupts(drv->adapter.CoreHalCtx);
}
#endif
tiwlan_handle_control_requests( drv );
#ifdef STACK_PROFILE
curr2 = check_stack_stop(&base2);
if (base2 == base1)
{
/* if the current measurement is bigger then the maximum store it and print*/
if ((curr1 - curr2) > maximum_stack)
{
printk("STACK PROFILER GOT THE LOCAL MAXIMMUM!!!! \n");
printk("current operation stack use =%d \n",(curr1 - curr2));
printk("total stack use=%d \n",8192 - curr2 + base2);
printk("total stack usage= %d percent \n",100 * (8192 - curr2 + base2) / 8192);
maximum_stack = curr1 - curr2;
}
}
#endif
#ifdef DRIVER_PROFILE
os_profile (drv, 1, 0);
#endif
#if 0
ti_dprintf(TIWLAN_LOG_INFO, "%s out\n" , __FUNCTION__);
#endif
#ifdef CONFIG_ANDROID_POWER
android_unlock_suspend( &drv->exec_wake_lock );
#endif
}
#if defined(CONFIG_TROUT_PWRSINK) || defined(CONFIG_HTC_PWRSINK)
static void tiwlan_rx_watchdog(struct work_struct *work)
{
struct delayed_work *dwork = (struct delayed_work *) container_of(work, struct delayed_work, work);
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)container_of( dwork, struct tiwlan_net_dev, trxw );
unsigned long num_rx_pkts = num_rx_pkt_new - num_rx_pkt_last;
/* Contribute 10mA (200mA x 5%) for 1 pkt/sec, and plus 8mA base. */
unsigned percent = (5 * num_rx_pkts / RX_RATE_INTERVAL_SEC) + PWRSINK_WIFI_PERCENT_BASE;
if (drv->unload_driver)
return;
percent = (percent > 100) ? 100 : percent;
/* printk(KERN_INFO "num_rx_pkts=%ld, percent=%d\n", num_rx_pkts, percent); */
#ifdef CONFIG_HTC_PWRSINK
htc_pwrsink_set(PWRSINK_WIFI, percent);
#else
trout_pwrsink_set(PWRSINK_WIFI, percent);
#endif
num_rx_pkt_last = num_rx_pkt_new;
if (drv && drv->tiwlan_wq)
queue_delayed_work(drv->tiwlan_wq, &drv->trxw, msecs_to_jiffies(MSEC_PER_SEC * RX_RATE_INTERVAL_SEC));
}
#endif
/* tiwlan_send_wait_reply
This internal interface function creates request and sends
it to the control tasklet for processing.
The calling process is blocked until the request is replied.
Function f is being called in the context of the control tasklet.
The request block that is passed to the function as a parameter
contains p1, p2, p3, p4.
The function return code is propagated back to the caller.
tiwlan_send_req_and_wait returns (*f) return code or
-ENOMEM if failed to allocate a request.
*/
int tiwlan_send_wait_reply(tiwlan_net_dev_t *drv,
int (*f)(tiwlan_req_t *req),
unsigned long p1,
unsigned long p2,
unsigned long p3,
unsigned long p4)
{
tiwlan_req_t req;
unsigned long flags;
/* Send request to tiwlan_tasklet and wait for reply */
if (!drv->adapter.CoreHalCtx) {
return STATION_IS_NOT_RUNNING;
}
req.drv = drv;
req.u.req.f = f;
req.u.req.p1 = p1;
req.u.req.p2 = p2;
req.u.req.p3 = p3;
req.u.req.p4 = p4;
req.u.req.reply_expected = 1;
init_completion(&req.u.req.comp);
spin_lock_irqsave(&drv->lock, flags);
list_add_tail(&req.list, &drv->request_q);
spin_unlock_irqrestore(&drv->lock, flags);
#ifdef DM_USE_WORKQUEUE
/* printk("TI: %s:\t%lu\n", __FUNCTION__, jiffies); */
#ifdef CONFIG_ANDROID_POWER
android_lock_suspend( &drv->timer_wake_lock );
#endif
queue_work( drv->tiwlan_wq, &drv->tw );
#else
tasklet_schedule( &drv->tl );
#endif
wait_for_completion(&req.u.req.comp);
return req.u.reply;
}
#define WLAN_PCMCIA_CFG_REG 0x0524
/* tiwlan_set_hw_access */
static int tiwlan_set_hw_access(tiwlan_net_dev_t *drv)
{
#ifdef TIWLAN_OMAP1610
OS_WRITE_REG(drv, HI_CFG, 0x00000a00);
#if ! ((defined(HW_ACCESS_SDIO)||defined(HW_ACCESS_WSPI)) && defined(TNETW1150))
OS_WRITE_REG(drv, WLAN_PCMCIA_CFG_REG, 0xC6880000);
OS_WRITE_REG(drv, PCI_ARB_CFG, 0x2);
#endif
#endif
return 0;
}
/* tiwlan_free_drv
Unmap h/w regions and free driver's structure
*/
static void tiwlan_free_drv(tiwlan_net_dev_t *drv)
{
#ifdef TIWLAN_OMAP1610
if (drv->acx_mem.pa && drv->acx_mem.va)
iounmap(drv->acx_mem.va);
if (drv->acx_reg.pa && drv->acx_reg.va && drv->acx_reg.va != drv->acx_reg.va)
iounmap(drv->acx_reg.va);
#endif
kfree(drv);
}
/* tiwlan_alloc_drv
Allocate driver's structure and map h/w regions
*/
static tiwlan_net_dev_t *
tiwlan_alloc_drv(unsigned long reg_start, unsigned long reg_size,
unsigned long mem_start, unsigned long mem_size,
int map_io, int irq)
{
static tiwlan_net_dev_t *drv;
drv = kmalloc(sizeof(tiwlan_net_dev_t), GFP_KERNEL);
#ifdef TI_MEM_ALLOC_TRACE
os_printf("MTT:%s:%d ::kmalloc(%lu, %x) : %lu\n", __FUNCTION__, __LINE__, sizeof(tiwlan_net_dev_t), GFP_KERNEL, sizeof(tiwlan_net_dev_t));
#endif/*I_MEM_ALLOC_TRACE*/
if (!drv)
return NULL;
memset(drv, 0, sizeof(tiwlan_net_dev_t));
drv->acx_mem.size = mem_size;
drv->acx_reg.size = reg_size;
#ifdef TIWLAN_OMAP1610
if (map_io)
{
drv->acx_mem.pa = mem_start;
drv->acx_reg.pa = reg_start;
drv->acx_mem.va = ioremap(drv->acx_mem.pa, drv->acx_mem.size);
if (drv->acx_mem.pa!=drv->acx_reg.pa || drv->acx_mem.size!=drv->acx_reg.size)
drv->acx_reg.va = ioremap(drv->acx_reg.pa, drv->acx_reg.size);
else
drv->acx_reg.va = drv->acx_mem.va;
}
else
{
/* Memory is already mapped */
drv->acx_mem.va = (void *)mem_start;
drv->acx_reg.va = (void *)reg_start;
}
#endif /* Dm: */
drv->irq = irq;
return drv;
}
/* tiwlan_init_drv
Called in process context
*/
int tiwlan_init_drv (tiwlan_net_dev_t *drv, tiwlan_dev_init_t *init_info)
{
initTable_t *init_table;
int rc;
void *pWLAN_Images[4];
/* printk("%s\n", __FUNCTION__); */
/* It is OK if already initialized */
if (drv->adapter.CoreHalCtx)
return 0;
init_table = os_memoryAlloc (drv, sizeof(initTable_t));
#ifdef TI_MEM_ALLOC_TRACE
osPrintf ("MTT:%s:%d ::kmalloc(%lu, %x) : %lu\n", __FUNCTION__, __LINE__, sizeof(initTable_t), GFP_KERNEL, sizeof(initTable_t));
#endif/*I_MEM_ALLOC_TRACE*/
if (!init_table)
{
ti_dprintf(TIWLAN_LOG_ERROR, "Cannot allocate init_table\n");
return -ENOMEM;
}
if (init_info)
{
drv->eeprom_image.size = init_info->eeprom_image_length;
if (drv->eeprom_image.size)
{
drv->eeprom_image.va = os_memoryAlloc (drv, drv->eeprom_image.size);
#ifdef TI_MEM_ALLOC_TRACE
osPrintf ("MTT:%s:%d ::kmalloc(%lu, %x) : %lu\n", __FUNCTION__, __LINE__, drv->eeprom_image.size, GFP_KERNEL, drv->eeprom_image.size);
#endif
if (!drv->eeprom_image.va)
{
ti_dprintf (TIWLAN_LOG_ERROR, "Cannot allocate buffer for eeprom image\n");
drv->eeprom_image.size = 0;
return -ENOMEM;
}
memcpy (drv->eeprom_image.va, &init_info->data[0], drv->eeprom_image.size );
}
#ifdef FIRMWARE_DYNAMIC_LOAD
drv->firmware_image.size = init_info->firmware_image_length;
if (!drv->firmware_image.size)
{
ti_dprintf (TIWLAN_LOG_ERROR, "No firmware image\n");
return -EINVAL;
}
drv->firmware_image.va = os_memoryAlloc (drv,drv->firmware_image.size);
#ifdef TI_MEM_ALLOC_TRACE
osPrintf ("MTT:%s:%d ::kmalloc(%lu, %x) : %lu\n", __FUNCTION__, __LINE__, drv->firmware_image.size, GFP_KERNEL, drv->firmware_image.size);
#endif
if (!drv->firmware_image.va)
{
ti_dprintf(TIWLAN_LOG_ERROR, "Cannot allocate buffer for firmware image\n");
drv->firmware_image.size = 0;
if (drv->eeprom_image.va)
os_memoryFree (drv, drv->eeprom_image.va, drv->eeprom_image.size);
return -ENOMEM;
}
memcpy (drv->firmware_image.va,
&init_info->data[init_info->eeprom_image_length],
drv->firmware_image.size);
#else
extern unsigned char tiwlan_fwimage[];
extern unsigned int sizeof_tiwlan_fwimage;
drv->firmware_image.size = sizeof_tiwlan_fwimage;
drv->firmware_image.va = tiwlan_fwimage;
#endif
}
print_deb ("--------- Eeeprom=%p(%lu), Firmware=%p(%lu)\n",
drv->eeprom_image.va,
drv->eeprom_image.size,
drv->firmware_image.va,
drv->firmware_image.size);
/* Init defaults */
if ((rc = osInitTable_IniFile (drv,
init_table,
(init_info && init_info->init_file_length) ?
&init_info->data[init_info->eeprom_image_length+init_info->firmware_image_length] : NULL,
init_info ? init_info->init_file_length : 0)))
{
ti_dprintf (TIWLAN_LOG_ERROR, "osInitTable_IniFile failed :cannot initialize defaults\n");
os_memoryFree (drv, init_table, sizeof(initTable_t));
#ifdef TI_MEM_ALLOC_TRACE
os_printf("MTT:%s:%d ::kfree(0x%p) : %d\n", __FUNCTION__, __LINE__, sizeof(initTable_t), -sizeof(initTable_t));
#endif
return rc;
}
pWLAN_Images[0] = (void *)drv->firmware_image.va;
pWLAN_Images[1] = (void *)drv->firmware_image.size;
pWLAN_Images[2] = (void *)drv->eeprom_image.va;
pWLAN_Images[3] = (void *)drv->eeprom_image.size;
drv->adapter.CoreHalCtx = configMgr_create (drv,
pWLAN_Images,
init_table,
(macAddress_t *) &drv->adapter.CurrentAddr);
if (!(drv->adapter.CoreHalCtx))
{
#ifdef FIRMWARE_DYNAMIC_LOAD
os_memoryFree(drv,drv->firmware_image.va, drv->firmware_image.size);
os_memoryFree (drv, drv->eeprom_image.va, drv->eeprom_image.size);
#endif
os_memoryFree (drv, init_table, sizeof(initTable_t));
ti_dprintf(TIWLAN_LOG_ERROR, "Cannot allocate CoreHalCtx\n");
return -ENOMEM;
}
drv->interrupt_pending = 0;
drv->dma_done = 0;
if (drv->irq)
{
#ifndef PRIODIC_INTERRUPT
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
unsigned long flags;
/*
* Disable all interrupts for not to catch the tiwlan irq
* between request_irq and disable_irq
*/
spin_lock_irqsave (&(drv->lock), flags);
if ((rc = request_irq (drv->irq, tiwlan_interrupt, SA_SHIRQ, drv->netdev->name, drv)))
#else
if ((rc = request_irq (drv->irq, (irq_handler_t)tiwlan_interrupt, IRQF_SHARED | IRQF_TRIGGER_FALLING /*Dm:*/, drv->netdev->name, drv)))
#endif
{
print_err ("TIWLAN: Failed to register interrupt handler\n");
configMgr_stop (drv->adapter.CoreHalCtx);
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
spin_unlock_irqrestore (&drv->lock, flags);
#endif
return rc;
}
#ifdef CONFIG_ANDROID_POWER
set_irq_wake(drv->irq, 1);
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
set_irq_type (drv->irq, IRQT_FALLING);
#else
set_irq_type (drv->irq, IRQ_TYPE_EDGE_FALLING);
#endif
disable_irq (drv->irq);
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
spin_unlock_irqrestore (&drv->lock, flags);
#endif
#else
printk (" tiwlan_init_drv :PRIODIC_INTERRUPT drv->irq %x\n",drv->irq);
#endif
}
else
{
/* Debug mode: polling */
mod_timer (&drv->poll_timer, jiffies + TIWLAN_IRQ_POLL_INTERVAL);
}
/*
* Now that all parts of the driver have been created and handles linked
* proceed to download the FW code
*/
configMgr_init (drv,
drv->adapter.CoreHalCtx,
pWLAN_Images,
init_table,
(macAddress_t *) &drv->adapter.CurrentAddr);
/* Wait for the download to complete */
os_WaitComplete ((void *)drv);
os_memoryFree (drv, init_table, sizeof(initTable_t));
if (rc == OK)
{
proc_stat_init (drv->adapter.CoreHalCtx);
#ifdef TI_MEM_ALLOC_TRACE
osPrintf ("MTT:%s:%d ::kfree(0x%p) : %d\n", __FUNCTION__, __LINE__, sizeof(initTable_t), -sizeof(initTable_t));
#endif/*I_MEM_ALLOC_TRACE*/
if (drv->adapter.CoreHalCtx == NULL)
{
ti_dprintf (TIWLAN_LOG_ERROR, "configMgr_create failed\n");
return -ENODEV;
}
/* eeprom buffer is going to be deallocated by the caller. It is no longer needed anyway */
#if 0
drv->eeprom_image.va = NULL;
drv->eeprom_image.size = 0;
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,24)
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
drv->wl_sock = netlink_kernel_create(NETLINK_USERSOCK, 0, NULL, THIS_MODULE); /* Dm: */
#else
drv->wl_sock = netlink_kernel_create(NETLINK_USERSOCK, 0, NULL, NULL, THIS_MODULE); /* Dm: */
#endif
#else
drv->wl_sock = netlink_kernel_create(&init_net, NETLINK_USERSOCK, 0, NULL, NULL, THIS_MODULE); /* Dm: */
#endif
if (drv->wl_sock == NULL)
{
ti_dprintf(TIWLAN_LOG_ERROR, "netlink_kernel_create() failed !\n");
/* TODO: free in destroy */
return -EINVAL;
}
/* Finalize network interface setup */
drv->netdev->hard_start_xmit = tiwlan_drv_net_xmit;
memcpy (drv->netdev->dev_addr, drv->adapter.CurrentAddr, MAC_ADDR_LEN);
drv->netdev->addr_len = MAC_ADDR_LEN;
/* Register the relevant events with the event handler */
tiwlan_register_events (drv);
/* Mark that init stage has succeded */
drv->initialized = 1;
return 0;
}
return -ENODEV;
}
#ifdef CONFIG_ANDROID_POWER
#ifndef CONFIG_HAS_WAKELOCK
/* Wrapper for Init wake lock */
static void android_init_suspend_wakelock(android_suspend_lock_t *lp,char *nm)
{
lp->name = nm;
android_init_suspend_lock( lp );
}
#endif
#endif
/* tiwlan_start_drv
*/
int tiwlan_start_drv(tiwlan_net_dev_t *drv)
{
/* printk("%s\n", __FUNCTION__); */
if (!drv->initialized)
{
ti_dprintf(TIWLAN_LOG_ERROR, "Attempt to start driver before initilization has succeeded\n");
return -ENODEV;
}
if (!drv->adapter.CoreHalCtx)
{
ti_dprintf(TIWLAN_LOG_ERROR, "Attempt to start driver before creating config_manager\n");
return -ENODEV;
}
if (drv->started)
{
/*ti_dprintf(TIWLAN_LOG_ERROR, "Attempt to start driver that has already started\n");*/
return -EALREADY;
}
if (configMgr_start(drv->adapter.CoreHalCtx) != OK)
{
print_err("TIWLAN: Failed to start config manager\n");
return -EINVAL;
}
drv->started = 1;
#ifdef SDIO_INTERRUPT_HANDLING_ON
configMgr_SlaveAckMaskNotification(drv->adapter.CoreHalCtx);
#endif
if (drv->netdev)
netif_start_queue(drv->netdev);
#ifdef CONFIG_TROUT_PWRSINK
trout_pwrsink_set(PWRSINK_WIFI, PWRSINK_WIFI_PERCENT_BASE);
#endif
#ifdef CONFIG_HTC_PWRSINK
htc_pwrsink_set(PWRSINK_WIFI, PWRSINK_WIFI_PERCENT_BASE);
#endif
export_wifi_fw_version(drv);
return 0;
}
/* tiwlan_destroy_drc
*/
static void tiwlan_destroy_drv(tiwlan_net_dev_t *drv)
{
int waitShutdownCounter;
/* close the ipc_kernel socket*/
if (drv && drv->wl_sock) {
sock_release(drv->wl_sock->sk_socket);
}
bm_destroy();
if (drv->started)
tiwlan_send_wait_reply(drv, tiwlan_stop_and_destroy_drv_request, 0, 0, 0, 0);
else
tiwlan_stop_and_destroy_drv(drv);
#ifdef DM_USE_WORKQUEUE
while( tiwlan_del_msdu(drv) != NULL );
#endif
if (drv->adapter.CoreHalCtx)
{
/* Delay return to OS until all driver components (HAL/SME) are shutdown */
for (waitShutdownCounter=1; waitShutdownCounter<=DRV_SHUTDOWN_TEST_MAX_COUNTER; waitShutdownCounter++)
{
/* Check if HAL/SME are stopped - If so - exit loop and return to OS */
if (configMgr_DriverShutdownStatus(drv->adapter.CoreHalCtx) == DRIVER_SHUTDOWN_COMPLETE)
{
break;
}
/* Delay of 100ms between shutdown test */
mdelay ( DRV_SHUTDOWN_TEST_DELAY_INTERVAL );
}
/* If driver was not shutdown properly - destroy all timers "manually" and exit*/
if ( waitShutdownCounter == DRV_SHUTDOWN_TEST_MAX_COUNTER+1 )
{
os_printf("Timeout while waiting for driver to shutdown...Shutdown status flag=0x%x\n",configMgr_DriverShutdownStatus(drv->adapter.CoreHalCtx));
}
/* drv->unload_driver = 1; Dm: moved to tiwlan_stop_and_destroy_drv */
proc_stat_destroy();
if (drv->irq) {
#ifdef CONFIG_ANDROID_POWER
set_irq_wake(drv->irq, 0);
#endif
free_irq(drv->irq, drv);
}
else
del_timer_sync(&drv->poll_timer);
#ifdef DM_USE_WORKQUEUE
flush_work(&drv->tirq);
flush_work(&drv->tw);
flush_work(&drv->txmit);
#if defined(CONFIG_TROUT_PWRSINK) || defined(CONFIG_HTC_PWRSINK)
cancel_delayed_work_sync(&drv->trxw);
#endif
#endif
/* Unload all modules (free memory) & destroy timers */
configMgr_UnloadModules (drv->adapter.CoreHalCtx);
#ifdef FIRMWARE_DYNAMIC_LOAD
if( drv->firmware_image.va ) {
os_memoryFree(drv,drv->firmware_image.va, drv->firmware_image.size);
#ifdef TI_MEM_ALLOC_TRACE
os_printf("MTT:%s:%d ::kfree(0x%p) : %d\n", __FUNCTION__, __LINE__, drv->firmware_image.size, -drv->firmware_image.size);
#endif /*I_MEM_ALLOC_TRACE*/
}
if( drv->eeprom_image.va )
{
os_memoryFree (drv, drv->eeprom_image.va, drv->eeprom_image.size);
#ifdef TI_MEM_ALLOC_TRACE
os_printf("MTT:%s:%d ::kfree(0x%p) : %d\n", __FUNCTION__, __LINE__, drv->eeprom_image.size, -drv->eeprom_image.size);
#endif /*I_MEM_ALLOC_TRACE*/
}
#endif /*FIRMWARE_DYNAMIC_LOAD*/
}
#ifdef DM_USE_WORKQUEUE
#if defined(CONFIG_TROUT_PWRSINK) || defined(CONFIG_HTC_PWRSINK)
cancel_delayed_work_sync(&drv->trxw);
#endif
destroy_workqueue(drv->tiwlan_wq);
#endif
#ifdef CONFIG_TROUT_PWRSINK
trout_pwrsink_set(PWRSINK_WIFI, 0);
#endif
#ifdef CONFIG_HTC_PWRSINK
htc_pwrsink_set(PWRSINK_WIFI, 0);
#endif
#ifdef CONFIG_ANDROID_POWER
android_uninit_suspend_lock(&drv->irq_wake_lock);
android_uninit_suspend_lock(&drv->xmit_wake_lock);
android_uninit_suspend_lock(&drv->timer_wake_lock);
android_uninit_suspend_lock(&drv->rx_wake_lock);
android_uninit_suspend_lock(&drv->exec_wake_lock);
#endif
unregister_netdev(drv->netdev);
tiwlan_free_drv(drv);
}
/* tiwlan_create_dev
Create tiwlan device instance.
Returns 0 if OK
*/
static int
tiwlan_create_drv(unsigned long reg_start, unsigned long reg_size,
unsigned long mem_start, unsigned long mem_size,
int map_io, int irq,
void *priv, tiwlan_net_dev_t **p_drv)
{
tiwlan_net_dev_t *drv;
int rc;
/* printk("%s\n", __FUNCTION__); */
/* Allocate device and map h/w regions */
drv = tiwlan_alloc_drv(reg_start, reg_size, mem_start, mem_size, map_io, irq);
if (!drv)
return -ENOMEM;
/* Check h/w access */
if (tiwlan_set_hw_access(drv))
{
tiwlan_free_drv(drv);
return -ENODEV;
}
#ifdef DM_USE_WORKQUEUE
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20)
drv->tiwlan_wq = create_singlethread_workqueue("tiwlan_wifi_wq");
#else
drv->tiwlan_wq = create_freezeable_workqueue("tiwlan_wifi_wq");
#endif
if( !(drv->tiwlan_wq) ) {
tiwlan_free_drv(drv);
printk(KERN_ERR "Failed to create workqueue\n");
return -EINVAL;
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
INIT_WORK( &drv->tw, tiwlan_work_handler, &drv->tw );
INIT_WORK( &drv->txmit, tiwlan_xmit_handler, &drv->txmit );
INIT_WORK( &drv->tirq, tiwlan_irq_handler, &drv->tirq );
#else
INIT_WORK( &drv->tw, tiwlan_work_handler );
INIT_WORK( &drv->txmit, tiwlan_xmit_handler );
INIT_WORK( &drv->tirq, tiwlan_irq_handler );
#endif
drv->txmit_msdu_next = drv->txmit_msdu_last = NULL;
#else
tasklet_init( &drv->tl, tiwlan_tasklet_handler, (unsigned long)drv );
#endif
#if defined(CONFIG_TROUT_PWRSINK) || defined(CONFIG_HTC_PWRSINK)
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,23)
INIT_DELAYED_WORK( &drv->trxw, tiwlan_rx_watchdog, &drv->trxw );
#else
INIT_DELAYED_WORK( &drv->trxw, tiwlan_rx_watchdog );
#endif
#endif
#ifdef CONFIG_ANDROID_POWER
drv->receive_packet = 0;
android_init_suspend_wakelock(&drv->irq_wake_lock,"tiwlan_irq_wake");
android_init_suspend_wakelock(&drv->xmit_wake_lock,"tiwlan_xmit_wake");
android_init_suspend_wakelock(&drv->timer_wake_lock,"tiwlan_timer_wake");
android_init_suspend_wakelock(&drv->rx_wake_lock,"tiwlan_rx_wake");
android_init_suspend_wakelock(&drv->exec_wake_lock,"tiwlan_exec_wake");
#endif
spin_lock_init(&drv->lock);
INIT_LIST_HEAD(&drv->request_q);
init_timer(&drv->poll_timer);
drv->poll_timer.function = tiwlan_poll_irq_handler;
drv->poll_timer.data = (unsigned long)drv;
/* Init the completion obhect needed for init async purpose */
init_completion(&drv->comp);
/* Register network device */
rc = setup_netif(drv);
if (rc)
{
tiwlan_free_drv(drv);
return rc;
}
drv->priv = priv;
list_add(&drv->list, &tiwlan_drv_list);
if (p_drv)
*p_drv = drv;
drv->initialized = 0;
/* Profiler */
#ifdef DRIVER_PROFILING
tiwlan_profile_create (drv);
#endif
bm_init(drv);
#ifdef NO_USERMODE_WORKAROUND
rc = tiwlan_init_drv(drv, NULL);
rc = rc ? rc : tiwlan_start_drv(drv);
#endif
return 0;
}
/* tiwlan_stop_driver
*/
int tiwlan_stop_drv(tiwlan_net_dev_t *drv)
{
/* printk("%s\n", __FUNCTION__); */
if (!drv->adapter.CoreHalCtx)
return 0;
if (drv->netdev)
netif_stop_queue(drv->netdev);
drv->started = 0;
configMgr_stop(drv->adapter.CoreHalCtx);
#ifdef CONFIG_TROUT_PWRSINK
trout_pwrsink_set(PWRSINK_WIFI, 0);
#endif
#ifdef CONFIG_HTC_PWRSINK
htc_pwrsink_set(PWRSINK_WIFI, 0);
#endif
return 0;
}
/* tiwlan_stop__and_destroy_driver
*/
int tiwlan_stop_and_destroy_drv(tiwlan_net_dev_t *drv)
{
if (!drv->adapter.CoreHalCtx)
return 0;
if (drv->netdev)
netif_stop_queue(drv->netdev);
/* Start unload process by calling smeSm_stop, and halting the HAL */
/* SmeSm_stop finish notification will be one by setting flags */
configMgr_InitiateUnload(drv->adapter.CoreHalCtx);
drv->started = 0;
drv->unload_driver = 1;
return 0;
}
/* tiwlan_stop__and_destroy_driver from workqueue
*/
int tiwlan_stop_and_destroy_drv_request(tiwlan_req_t *req)
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)(req->drv);
printk("%s: Called\n",__FUNCTION__);
return tiwlan_stop_and_destroy_drv(drv);
}
void *wifi_kernel_prealloc(int section, unsigned long size)
{
#ifdef CONFIG_WIFI_CONTROL_FUNC
if( wifi_control_data && wifi_control_data->mem_prealloc )
return wifi_control_data->mem_prealloc( section, size );
else
#endif
return NULL;
}
#ifdef TIWLAN_CARDBUS
static struct pci_device_id tnetw1130_pci_tbl[] __devinitdata =
{
{ VENDOR_ID_TI, DEVICE_ID_TI_WLAN, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
{ 0, }
};
static int __devinit
tnetw1130_pci_init_one(struct pci_dev *pcidev, const struct pci_device_id *id)
{
tiwlan_net_dev_t *drv;
int rc;
print_info("tnetw1130_pci_init_one:\n");
/* IT: for some reason interrupt doesn't work.
use poling mode for now (comments around
pcidev->irq below)
*/
rc = tiwlan_create_drv(pcidev->resource[0].start,
pcidev->resource[0].end - pcidev->resource[0].start,
pcidev->resource[1].start,
pcidev->resource[1].end - pcidev->resource[1].start,
1,
0/*pcidev->irq*/, pcidev, &drv);
if (!rc)
pcidev->driver_data = drv;
return rc;
}
void tnetw1130_pci_remove(struct pci_dev *dev)
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)dev->driver_data;
if (drv)
{
dev->driver_data = NULL;
tiwlan_destroy_drv(drv);
}
}
static struct pci_driver tnetw1130_pci_driver = {
.name = "tnetw1130",
.id_table = tnetw1130_pci_tbl,
.probe = tnetw1130_pci_init_one,
.remove = tnetw1130_pci_remove
};
#endif /* #ifdef TIWLAN_CARDBUS */
#ifdef TIWLAN_OMAP1610
int omap1610_drv_create(void)
{
omap_memif_init();
return tiwlan_create_drv(TIWLAN_OMAP1610_REGBASE, TIWLAN_OMAP1610_REGSIZE,
TIWLAN_OMAP1610_MEMBASE, TIWLAN_OMAP1610_MEMSIZE,
0, TIWLAN_OMAP1610_IRQ, NULL, NULL);
}
#endif /* #ifdef TIWLAN_OMAP1610 */
#ifdef TIWLAN_MSM7000
#define TROUT_IRQ MSM_GPIO_TO_INT(29)
static void tiwlan_sdio_irq(struct sdio_func *func)
{
printk("%s:\n", __FUNCTION__);
}
static const struct sdio_device_id tiwlan_sdio_ids[] = {
{ SDIO_DEVICE_CLASS(SDIO_CLASS_WLAN) },
{ },
};
MODULE_DEVICE_TABLE(sdio, tiwlan_sdio_ids);
int tiwlan_sdio_init(struct sdio_func *func)
{
int rc;
rc = sdio_enable_func(func);
if (rc)
return rc;
rc = sdio_set_block_size(func, 512);
if( rc ) {
sdio_disable_func(func);
}
return rc;
}
static int tiwlan_sdio_probe(struct sdio_func *func, const struct sdio_device_id *id)
{
int rc;
SDIO_SetFunc( NULL );
if (func->vendor != VENDOR_ID_TI || func->device != DEVICE_ID_TI_WLAN)
return -ENODEV;
printk(KERN_INFO
"TIWLAN: Found SDIO controller (vendor 0x%x, device 0x%x)\n",
func->vendor, func->device);
#ifdef CONFIG_TROUT_PWRSINK
trout_pwrsink_set(PWRSINK_WIFI, PWRSINK_WIFI_PERCENT_BASE);
#endif
#ifdef CONFIG_HTC_PWRSINK
htc_pwrsink_set(PWRSINK_WIFI, PWRSINK_WIFI_PERCENT_BASE);
#endif
sdio_claim_host(func);
rc = tiwlan_sdio_init(func);
if (rc)
goto err2;
rc = sdio_claim_irq(func, tiwlan_sdio_irq);
if (rc)
goto err1;
SDIO_SetFunc( func );
rc = tiwlan_create_drv(0, 0, 0, 0, 0, TROUT_IRQ, NULL, NULL);
printk(KERN_INFO "TIWLAN: Driver initialized (rc %d)\n", rc);
complete(&sdio_wait);
return rc;
err1:
sdio_disable_func(func);
err2:
sdio_release_host(func);
complete(&sdio_wait);
printk(KERN_ERR "TIWLAN: SDIO failure (err %d)\n", rc);
return rc;
}
static void tiwlan_sdio_remove(struct sdio_func *func)
{
printk(KERN_DEBUG "TIWLAN: Releasing SDIO resources\n");
sdio_release_irq(func);
sdio_disable_func(func);
sdio_release_host(func);
printk(KERN_DEBUG "TIWLAN: SDIO resources released\n");
}
static struct sdio_driver tiwlan_sdio_drv = {
.probe = tiwlan_sdio_probe,
.remove = tiwlan_sdio_remove,
.name = "sdio_tiwlan",
.id_table = tiwlan_sdio_ids,
};
#ifdef CONFIG_WIFI_CONTROL_FUNC
static int wifi_probe( struct platform_device *pdev )
{
struct wifi_platform_data *wifi_ctrl = (struct wifi_platform_data *)(pdev->dev.platform_data);
printk("%s\n", __FUNCTION__);
if( wifi_ctrl ) {
wifi_control_data = wifi_ctrl;
if( wifi_ctrl->set_power )
wifi_ctrl->set_power(1); /* Power On */
if( wifi_ctrl->set_reset )
wifi_ctrl->set_reset(0); /* Reset clear */
if( wifi_ctrl->set_carddetect )
wifi_ctrl->set_carddetect(1); /* CardDetect (0->1) */
}
return 0;
}
static int wifi_remove( struct platform_device *pdev )
{
struct wifi_platform_data *wifi_ctrl = (struct wifi_platform_data *)(pdev->dev.platform_data);
printk("%s\n", __FUNCTION__);
if( wifi_ctrl ) {
if( wifi_ctrl->set_carddetect )
wifi_ctrl->set_carddetect(0); /* CardDetect (1->0) */
if( wifi_ctrl->set_reset )
wifi_ctrl->set_reset(1); /* Reset active */
if( wifi_ctrl->set_power )
wifi_ctrl->set_power(0); /* Power Off */
}
return 0;
}
static struct platform_driver wifi_device = {
.probe = wifi_probe,
.remove = wifi_remove,
.suspend = NULL,
.resume = NULL,
.driver = {
.name = "msm_wifi",
},
};
static int wifi_add_dev( void )
{
return platform_driver_register( &wifi_device );
}
static void wifi_del_dev( void )
{
platform_driver_unregister( &wifi_device );
}
int msm_wifi_power( int on )
{
printk("%s\n", __FUNCTION__);
if( wifi_control_data && wifi_control_data->set_power ) {
wifi_control_data->set_power(on);
}
return 0;
}
int msm_wifi_reset( int on )
{
printk("%s\n", __FUNCTION__);
if( wifi_control_data && wifi_control_data->set_reset ) {
wifi_control_data->set_reset(on);
}
return 0;
}
#endif
#endif /* TIWLAN_MSM7000 */
static int __init tiwlan_module_init(void)
{
int rc = 0;
printk(KERN_INFO "TIWLAN: Driver loading\n");
/* Check sizes of basic structures to ensure that compilation
options are OK
*/
if (packed_struct_tst())
;/*IT: return -EINVAL; */
tiwlan_deb_entry = create_proc_entry(TIWLAN_DBG_PROC, 0644, NULL);
if (tiwlan_deb_entry == NULL)
return -EINVAL;
tiwlan_deb_entry->read_proc = tiwlan_deb_read_proc;
tiwlan_deb_entry->write_proc = tiwlan_deb_write_proc;
#ifdef TIWLAN_MSM7000
init_completion(&sdio_wait);
#endif
#ifdef TIWLAN_CARDBUS
if ((rc=pci_register_driver(&tnetw1130_pci_driver)) < 0)
print_err("TIWLAN: PCMCIA driver failed to register\n");
remove_proc_entry(TIWLAN_DBG_PROC, NULL);
return rc;
}
printk(KERN_INFO "TIWLAN: Driver loaded\n");
return 0;
#elif defined(TIWLAN_OMAP1610)
rc = omap1610_drv_create();
export_wifi_chip_id();
printk(KERN_INFO "TIWLAN: Driver loaded\n");
return rc;
#elif defined(TIWLAN_MSM7000)
#ifdef CONFIG_WIFI_CONTROL_FUNC
wifi_add_dev();
#else
trout_wifi_power(1); /* Power On */
trout_wifi_reset(0); /* Reset clear */
trout_wifi_set_carddetect(1); /* CardDetect (0->1) */
#endif
/* Register ourselves as an SDIO driver */
rc = sdio_register_driver(&tiwlan_sdio_drv);
if (rc < 0) {
printk(KERN_ERR "sdio register failed (%d)\n", rc);
remove_proc_entry(TIWLAN_DBG_PROC, NULL);
return rc;
}
/* rc = tiwlan_create_drv(0, 0, 0, 0, 0, TROUT_IRQ, NULL, NULL); -- Called in probe */
tiwlan_calibration = create_proc_entry("calibration", 0644, NULL);
if (tiwlan_calibration) {
tiwlan_calibration->size = tiwlan_get_nvs_size();
tiwlan_calibration->read_proc = tiwlan_calibration_read_proc;
tiwlan_calibration->write_proc = tiwlan_calibration_write_proc;
}
if (!wait_for_completion_timeout(&sdio_wait, msecs_to_jiffies(10000))) {
printk(KERN_ERR "%s: Timed out waiting for device detect\n", __func__);
remove_proc_entry(TIWLAN_DBG_PROC, NULL);
if (tiwlan_calibration)
remove_proc_entry("calibration", NULL);
sdio_unregister_driver(&tiwlan_sdio_drv);
#ifdef CONFIG_WIFI_CONTROL_FUNC
wifi_del_dev();
#else
trout_wifi_set_carddetect(0); /* CardDetect (1->0) */
trout_wifi_reset(1); /* Reset active */
trout_wifi_power(0); /* Power Off */
#endif
return -ENODEV;
}
export_wifi_chip_id();
printk(KERN_INFO "TIWLAN: Driver loaded\n");
return 0;
#else
#error Either TIWLAN_CARDBUS, TIWLAN_OMAP1610 or TIWLAN_MSM7000 must be defined
#endif
}
static void __exit tiwlan_module_cleanup(void)
{
struct list_head *l;
struct list_head *tmp;
printk(KERN_INFO "TIWLAN: Driver unloading\n");
#ifdef TIWLAN_CARDBUS
pci_unregister_driver(&tnetw1130_pci_driver);
#endif
list_for_each_safe(l, tmp, &tiwlan_drv_list)
{
tiwlan_net_dev_t *drv = (tiwlan_net_dev_t *)list_entry(l, tiwlan_net_dev_t, list);
list_del(l);
tiwlan_destroy_drv(drv);
}
remove_proc_entry(TIWLAN_DBG_PROC, NULL);
#ifdef TIWLAN_MSM7000
if(tiwlan_calibration)
remove_proc_entry("calibration", NULL);
sdio_unregister_driver(&tiwlan_sdio_drv);
#ifdef CONFIG_WIFI_CONTROL_FUNC
wifi_del_dev();
#else
trout_wifi_set_carddetect(0); /* CardDetect (1->0) */
trout_wifi_reset(1); /* Reset active */
trout_wifi_power(0); /* Power Off */
#endif
#endif
printk(KERN_INFO "TIWLAN: Driver unloaded\n");
}
module_init(tiwlan_module_init);
module_exit(tiwlan_module_cleanup);