static
struct device *ipmr_new_tunnel(struct vifctl *v)
{
struct device *dev = NULL;
rtnl_lock();
dev = dev_get("tunl0");
if (dev) {
int err;
struct ifreq ifr;
mm_segment_t oldfs;
struct ip_tunnel_parm p;
struct in_device *in_dev;
memset(&p, 0, sizeof(p));
p.iph.daddr = v->vifc_rmt_addr.s_addr;
p.iph.saddr = v->vifc_lcl_addr.s_addr;
p.iph.version = 4;
p.iph.ihl = 5;
p.iph.protocol = IPPROTO_IPIP;
sprintf(p.name, "dvmrp%d", v->vifc_vifi);
ifr.ifr_ifru.ifru_data = (void*)&p;
oldfs = get_fs(); set_fs(KERNEL_DS);
err = dev->do_ioctl(dev, &ifr, SIOCADDTUNNEL);
set_fs(oldfs);
if (err == 0 && (dev = dev_get(p.name)) != NULL) {
dev->flags |= IFF_MULTICAST;
in_dev = dev->ip_ptr;
if (in_dev == NULL && (in_dev = inetdev_init(dev)) == NULL)
goto failure;
in_dev->cnf.rp_filter = 0;
if (dev_open(dev))
goto failure;
}
}
rtnl_unlock();
return dev;
failure:
unregister_netdevice(dev);
rtnl_unlock();
return NULL;
}
static int eql_emancipate(struct device *dev, slaving_request_t *srqp)
{
struct device *master_dev;
struct device *slave_dev;
slaving_request_t srq;
int err;
err = verify_area(VERIFY_READ, (void *)srqp, sizeof (slaving_request_t));
if (err)
return err;
memcpy_fromfs (&srq, srqp, sizeof (slaving_request_t));
#ifdef EQL_DEBUG
if (eql_debug >= 20)
printk ("%s: emancipate `%s`\n", dev->name, srq.slave_name);
#endif
master_dev = dev; /* for "clarity" */
slave_dev = dev_get (srq.slave_name);
if ( eql_is_slave (slave_dev) ) /* really is a slave */
{
equalizer_t *eql = (equalizer_t *) master_dev->priv;
slave_dev->flags = slave_dev->flags & ~IFF_SLAVE;
eql_remove_slave_dev (eql->queue, slave_dev);
return 0;
}
return -EINVAL;
}
static int eql_s_slave_cfg(struct device *dev, slave_config_t *scp)
{
slave_t *slave;
equalizer_t *eql;
struct device *slave_dev;
slave_config_t sc;
int err;
err = verify_area(VERIFY_READ, (void *)scp, sizeof (slave_config_t));
if (err)
return err;
#ifdef EQL_DEBUG
if (eql_debug >= 20)
printk ("%s: set config for slave `%s'\n", dev->name, sc.slave_name);
#endif
memcpy_fromfs (&sc, scp, sizeof (slave_config_t));
eql = (equalizer_t *) dev->priv;
slave_dev = dev_get (sc.slave_name);
if ( eql_is_slave (slave_dev) )
{
slave = eql_find_slave_dev (eql->queue, slave_dev);
if (slave != 0)
{
slave->priority = sc.priority;
slave->priority_bps = sc.priority;
slave->priority_Bps = sc.priority / 8;
return 0;
}
}
return -EINVAL;
}
static int __devinit exynos_drm_hdmi_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct exynos_drm_subdrv *subdrv;
struct drm_hdmi_context *ctx;
DRM_DEBUG_KMS("%s\n", __FILE__);
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
if (!ctx) {
DRM_LOG_KMS("failed to alloc common hdmi context.\n");
return -ENOMEM;
}
subdrv = &ctx->subdrv;
subdrv->dev = dev;
subdrv->manager = &hdmi_manager;
subdrv->probe = hdmi_subdrv_probe;
subdrv->open = hdmi_subdrv_open;
subdrv->close = hdmi_subdrv_close;
#if defined(CONFIG_BUSFREQ_OPP) || defined(CONFIG_BUSFREQ_LOCK_WRAPPER)
/* To lock bus frequency in OPP mode */
ctx->bus_dev = dev_get("exynos-busfreq");
#endif
platform_set_drvdata(pdev, subdrv);
exynos_drm_subdrv_register(subdrv);
return 0;
}
static int exynos_frequency_unlock(struct device *dev)
{
int ret = 0;
struct device *busdev = dev_get("exynos-busfreq");
if (atomic_read(&umts_link_pm_data.freqlock) == 1) {
/* cpu frequency unlock */
exynos_cpufreq_lock_free(DVFS_LOCK_ID_USB_IF);
/* bus frequency unlock */
ret = dev_unlock(busdev, dev);
if (ret < 0) {
mif_err("ERR: dev_unlock error: %d\n", ret);
goto exit;
}
/* unlock minimum number of cpu cores */
cpufreq_pegasusq_min_cpu_unlock();
atomic_set(&umts_link_pm_data.freqlock, 0);
mif_debug("success\n");
}
exit:
return ret;
}
/*
* Sanity check: remove all devices that ceased to exists and
* return '1' if the given LAPB device was affected.
*/
static int lapbeth_check_devices(struct net_device *dev)
{
struct lapbethdev *lapbeth, *lapbeth_prev;
int result = 0;
unsigned long flags;
save_flags(flags);
cli();
lapbeth_prev = NULL;
for (lapbeth = lapbeth_devices; lapbeth != NULL; lapbeth = lapbeth->next) {
if (!dev_get(lapbeth->ethname)) {
if (lapbeth_prev)
lapbeth_prev->next = lapbeth->next;
else
lapbeth_devices = lapbeth->next;
if (&lapbeth->axdev == dev)
result = 1;
unregister_netdev(&lapbeth->axdev);
dev_put(lapbeth->ethdev);
kfree(lapbeth);
}
lapbeth_prev = lapbeth;
}
restore_flags(flags);
return result;
}
static int shaper_ioctl(struct device *dev, struct ifreq *ifr, int cmd)
{
struct shaperconf *ss= (struct shaperconf *)&ifr->ifr_data;
struct shaper *sh=dev->priv;
switch(ss->ss_cmd)
{
case SHAPER_SET_DEV:
{
struct device *them=dev_get(ss->ss_name);
if(them==NULL)
return -ENODEV;
if(sh->dev)
return -EBUSY;
return shaper_attach(dev,dev->priv, them);
}
case SHAPER_GET_DEV:
if(sh->dev==NULL)
return -ENODEV;
strcpy(ss->ss_name, sh->dev->name);
return 0;
case SHAPER_SET_SPEED:
shaper_setspeed(sh,ss->ss_speed);
return 0;
case SHAPER_GET_SPEED:
ss->ss_speed=sh->bitspersec;
return 0;
default:
return -EINVAL;
}
}
struct ip_tunnel * ipip_tunnel_locate(struct ip_tunnel_parm *parms, int create)
{
u32 remote = parms->iph.daddr;
u32 local = parms->iph.saddr;
struct ip_tunnel *t, **tp, *nt;
struct device *dev;
unsigned h = 0;
int prio = 0;
if (remote) {
prio |= 2;
h ^= HASH(remote);
}
if (local) {
prio |= 1;
h ^= HASH(local);
}
for (tp = &tunnels[prio][h]; (t = *tp) != NULL; tp = &t->next) {
if (local == t->parms.iph.saddr && remote == t->parms.iph.daddr)
return t;
}
if (!create)
return NULL;
MOD_INC_USE_COUNT;
dev = kmalloc(sizeof(*dev) + sizeof(*t), GFP_KERNEL);
if (dev == NULL) {
MOD_DEC_USE_COUNT;
return NULL;
}
memset(dev, 0, sizeof(*dev) + sizeof(*t));
dev->priv = (void*)(dev+1);
nt = (struct ip_tunnel*)dev->priv;
nt->dev = dev;
dev->name = nt->parms.name;
dev->init = ipip_tunnel_init;
memcpy(&nt->parms, parms, sizeof(*parms));
if (dev->name[0] == 0) {
int i;
for (i=1; i<100; i++) {
sprintf(dev->name, "tunl%d", i);
if (dev_get(dev->name) == NULL)
break;
}
if (i==100)
goto failed;
memcpy(parms->name, dev->name, IFNAMSIZ);
}
if (register_netdevice(dev) < 0)
goto failed;
ipip_tunnel_link(nt);
/* Do not decrement MOD_USE_COUNT here. */
return nt;
failed:
kfree(dev);
MOD_DEC_USE_COUNT;
return NULL;
}
static int exynos_frequency_lock(struct device *dev)
{
unsigned int level, cpufreq = 600; /* 200 ~ 1400 */
unsigned int busfreq = 400200; /* 100100 ~ 400200 */
int ret = 0, lock_id;
atomic_t *freqlock;
struct device *busdev = dev_get("exynos-busfreq");
if (!strcmp(dev->bus->name, "usb")) {
lock_id = DVFS_LOCK_ID_USB_IF;
cpufreq = 600;
freqlock = &umts_link_pm_data.freqlock;
} else if (!strcmp(dev->bus->name, "platform")) { // for dpram lock
lock_id = DVFS_LOCK_ID_DPRAM_IF;
cpufreq = 800;
freqlock = &umts_link_pm_data.freq_dpramlock;
} else {
mif_err("ERR: Unkown unlock ID (%s)\n", dev->bus->name);
goto exit;
}
if (atomic_read(freqlock) == 0) {
/* cpu frequency lock */
ret = exynos_cpufreq_get_level(cpufreq * 1000, &level);
if (ret < 0) {
mif_err("ERR: exynos_cpufreq_get_level fail: %d\n",
ret);
goto exit;
}
ret = exynos_cpufreq_lock(lock_id, level);
if (ret < 0) {
mif_err("ERR: exynos_cpufreq_lock fail: %d\n", ret);
goto exit;
}
/* bus frequncy lock */
if (!busdev) {
mif_err("ERR: busdev is not exist\n");
ret = -ENODEV;
goto exit;
}
ret = dev_lock(busdev, dev, busfreq);
if (ret < 0) {
mif_err("ERR: dev_lock error: %d\n", ret);
goto exit;
}
/* lock minimum number of cpu cores */
cpufreq_pegasusq_min_cpu_lock(2);
atomic_set(freqlock, 1);
mif_info("level=%d, cpufreq=%d MHz, busfreq=%06d\n",
level, cpufreq, busfreq);
}
exit:
return ret;
}
static int eql_enslave(struct device *dev, slaving_request_t *srqp)
{
struct device *master_dev;
struct device *slave_dev;
slaving_request_t srq;
int err;
err = verify_area(VERIFY_READ, (void *)srqp, sizeof (slaving_request_t));
if (err)
{
#ifdef EQL_DEBUG
if (eql_debug >= 20)
printk ("EQL enslave: error detected by verify_area\n");
#endif
return err;
}
memcpy_fromfs (&srq, srqp, sizeof (slaving_request_t));
#ifdef EQL_DEBUG
if (eql_debug >= 20)
printk ("%s: enslave '%s' %ld bps\n", dev->name,
srq.slave_name, srq.priority);
#endif
master_dev = dev; /* for "clarity" */
slave_dev = dev_get (srq.slave_name);
if (master_dev != 0 && slave_dev != 0)
{
if (! eql_is_master (slave_dev) && /* slave is not a master */
! eql_is_slave (slave_dev) ) /* slave is not already a slave */
{
slave_t *s = eql_new_slave ();
equalizer_t *eql = (equalizer_t *) master_dev->priv;
s->dev = slave_dev;
s->priority = srq.priority;
s->priority_bps = srq.priority;
s->priority_Bps = srq.priority / 8;
slave_dev->flags |= IFF_SLAVE;
eql_insert_slave (eql->queue, s);
return 0;
}
#ifdef EQL_DEBUG
if (eql_debug >= 20)
printk ("EQL enslave: slave is master or slave is already slave\n");
#endif
return -EINVAL;
}
#ifdef EQL_DEBUG
if (eql_debug >= 20)
printk ("EQL enslave: master or slave are NULL");
#endif
return -EINVAL;
}
/*
* Check that the device given is a valid AX.25 interface that is "up".
*/
struct device *rose_ax25_dev_get(char *devname)
{
struct device *dev;
if ((dev = dev_get(devname)) == NULL)
return NULL;
if ((dev->flags & IFF_UP) && dev->type == ARPHRD_AX25)
return dev;
return NULL;
}
extern __inline__ void dev_load(const char *name)
{
if(!dev_get(name) && suser()) {
#ifdef CONFIG_NET_ALIAS
const char *sptr;
for (sptr=name ; *sptr ; sptr++) if(*sptr==':') break;
if (!(*sptr && *(sptr+1)))
#endif
request_module(name);
}
}
/*
* Set destination address.
* Special case for SIT interfaces where we create a new "virtual"
* device.
*/
int addrconf_set_dstaddr(void *arg)
{
struct in6_ifreq ireq;
struct device *dev;
int err = -EINVAL;
rtnl_lock();
err = -EFAULT;
if (copy_from_user(&ireq, arg, sizeof(struct in6_ifreq)))
goto err_exit;
dev = dev_get_by_index(ireq.ifr6_ifindex);
err = -ENODEV;
if (dev == NULL)
goto err_exit;
if (dev->type == ARPHRD_SIT) {
struct ifreq ifr;
mm_segment_t oldfs;
struct ip_tunnel_parm p;
err = -EADDRNOTAVAIL;
if (!(ipv6_addr_type(&ireq.ifr6_addr) & IPV6_ADDR_COMPATv4))
goto err_exit;
memset(&p, 0, sizeof(p));
p.iph.daddr = ireq.ifr6_addr.s6_addr32[3];
p.iph.saddr = 0;
p.iph.version = 4;
p.iph.ihl = 5;
p.iph.protocol = IPPROTO_IPV6;
p.iph.ttl = 64;
ifr.ifr_ifru.ifru_data = (void*)&p;
oldfs = get_fs();
set_fs(KERNEL_DS);
err = dev->do_ioctl(dev, &ifr, SIOCADDTUNNEL);
set_fs(oldfs);
if (err == 0) {
err = -ENOBUFS;
if ((dev = dev_get(p.name)) == NULL)
goto err_exit;
err = dev_open(dev);
}
}
err_exit:
rtnl_unlock();
return err;
}
int init_module(void)
{
dev_ethertap.base_addr=unit+NETLINK_TAPBASE;
sprintf(devicename,"tap%d",unit);
if (dev_get(devicename))
{
printk(KERN_INFO "%s already loaded.\n", devicename);
return -EBUSY;
}
if (register_netdev(&dev_ethertap) != 0)
return -EIO;
return 0;
}
static int append_to_chain(struct ip_fw *volatile* chainptr, struct ip_fw *frwl,int len)
{
struct ip_fw *ftmp;
struct ip_fw *chtmp=NULL;
struct ip_fw *volatile chtmp_prev=NULL;
unsigned long flags;
save_flags(flags);
ftmp = kmalloc( sizeof(struct ip_fw), GFP_ATOMIC );
if ( ftmp == NULL )
{
#ifdef DEBUG_IP_FIREWALL
printk("ip_fw_ctl: malloc said no\n");
#endif
return( ENOMEM );
}
memcpy(ftmp, frwl, len);
/*
* Allow the more recent "minimise cost" flag to be
* set. [Rob van Nieuwkerk]
*/
ftmp->fw_tosand |= 0x01;
ftmp->fw_tosxor &= 0xFE;
ftmp->fw_pcnt=0L;
ftmp->fw_bcnt=0L;
ftmp->fw_next = NULL;
cli();
if ((ftmp->fw_vianame)[0]) {
if (!(ftmp->fw_viadev = dev_get(ftmp->fw_vianame)))
ftmp->fw_viadev = (struct device *) -1;
} else
ftmp->fw_viadev = NULL;
chtmp_prev=NULL;
for (chtmp=*chainptr;chtmp!=NULL;chtmp=chtmp->fw_next)
chtmp_prev=chtmp;
if (chtmp_prev)
chtmp_prev->fw_next=ftmp;
else
*chainptr=ftmp;
restore_flags(flags);
return(0);
}
int init_module(void)
{
/* Find a name for this unit */
int ct= 1;
while(dev_get(dev_dummy.name)!=NULL && ct<100)
{
sprintf(dev_dummy.name,"dummy%d",ct);
ct++;
}
if(ct==100)
return -ENFILE;
if (register_netdev(&dev_dummy) != 0)
return -EIO;
return 0;
}
static int exynos_frequency_lock(struct device *dev)
{
unsigned int level, cpufreq = 600; /* 200 ~ 1400 */
unsigned int busfreq = 400200; /* 100100 ~ 400200 */
int ret = 0;
struct device *busdev = dev_get("exynos-busfreq");
if (atomic_read(&umts_link_pm_data.freqlock) == 0) {
/* cpu frequency lock */
ret = exynos_cpufreq_get_level(cpufreq * 1000, &level);
if (ret < 0) {
mif_err("ERR: exynos_cpufreq_get_level fail: %d\n",
ret);
goto exit;
}
ret = exynos_cpufreq_lock(DVFS_LOCK_ID_USB_IF, level);
if (ret < 0) {
mif_err("ERR: exynos_cpufreq_lock fail: %d\n", ret);
goto exit;
}
/* bus frequncy lock */
if (!busdev) {
mif_err("ERR: busdev is not exist\n");
ret = -ENODEV;
goto exit;
}
ret = dev_lock(busdev, dev, busfreq);
if (ret < 0) {
mif_err("ERR: dev_lock error: %d\n", ret);
goto exit;
}
/* lock minimum number of cpu cores */
cpufreq_pegasusq_min_cpu_lock(2);
atomic_set(&umts_link_pm_data.freqlock, 1);
mif_debug("level=%d, cpufreq=%d MHz, busfreq=%06d\n",
level, cpufreq, busfreq);
}
exit:
return ret;
}
int dlci_del(struct dlci_add *dlci)
{
struct dlci_local *dlp;
struct frad_local *flp;
struct device *master, *slave;
int i, err;
/* validate slave device */
master = dev_get(dlci->devname);
if (!master)
return(-ENODEV);
if (master->start)
return(-EBUSY);
dlp = master->priv;
slave = dlp->slave;
flp = slave->priv;
err = (*flp->deassoc)(slave, master);
if (err)
return(err);
unregister_netdev(master);
for(i=0;i<CONFIG_DLCI_COUNT;i++)
if (master == open_dev[i])
break;
if (i<CONFIG_DLCI_COUNT)
open_dev[i] = NULL;
kfree(master->priv);
kfree(master->name);
kfree(master);
MOD_DEC_USE_COUNT;
return(0);
}
/*
* Sanity check: remove all devices that ceased to exists and
* return '1' if the given BPQ device was affected.
*/
static int bpq_check_devices(struct net_device *dev)
{
struct bpqdev *bpq, *bpq_prev, *bpq_next;
int result = 0;
unsigned long flags;
save_flags(flags);
cli();
bpq_prev = NULL;
for (bpq = bpq_devices; bpq != NULL; bpq = bpq_next) {
bpq_next = bpq->next;
if (!dev_get(bpq->ethname)) {
if (bpq_prev)
bpq_prev->next = bpq->next;
else
bpq_devices = bpq->next;
if (&bpq->axdev == dev)
result = 1;
/* We should be locked, call
* unregister_netdevice directly
*/
unregister_netdevice(&bpq->axdev);
kfree(bpq);
}
else
bpq_prev = bpq;
}
restore_flags(flags);
return result;
}
static int exynos_frequency_unlock(struct device *dev)
{
int ret = 0, lock_id;
atomic_t *freqlock;
struct device *busdev = dev_get("exynos-busfreq");
if (!strcmp(dev->bus->name, "usb")) {
lock_id = DVFS_LOCK_ID_USB_IF;
freqlock = &umts_link_pm_data.freqlock;
} else if (!strcmp(dev->bus->name, "platform")) { // for dpram lock
lock_id = DVFS_LOCK_ID_DPRAM_IF;
freqlock = &umts_link_pm_data.freq_dpramlock;
} else {
mif_err("ERR: Unkown unlock ID (%s)\n", dev->bus->name);
goto exit;
}
if (atomic_read(freqlock) == 1) {
/* cpu frequency unlock */
exynos_cpufreq_lock_free(lock_id);
/* bus frequency unlock */
ret = dev_unlock(busdev, dev);
if (ret < 0) {
mif_err("ERR: dev_unlock error: %d\n", ret);
goto exit;
}
/* unlock minimum number of cpu cores */
cpufreq_pegasusq_min_cpu_unlock();
atomic_set(freqlock, 0);
mif_info("success\n");
}
exit:
return ret;
}
int
init_module(void)
{
int i;
for (i = 0; i < 100; i++) {
sprintf(dev_sb1000.name, "cm%d", i);
if (dev_get(dev_sb1000.name) == 0) break;
}
if (i == 100) {
printk(KERN_ERR "sb1000: can't register any device cm<n>\n");
return -ENFILE;
}
dev_sb1000.init = sb1000_probe;
dev_sb1000.base_addr = io[0];
/* rmem_end holds the second I/O address - fv */
dev_sb1000.rmem_end = io[1];
dev_sb1000.irq = irq;
if (register_netdev(&dev_sb1000) != 0) {
printk(KERN_ERR "sb1000: failed to register device (io: %03x,%03x "
"irq: %d)\n", io[0], io[1], irq);
return -EIO;
}
return 0;
}
static int fimc_is_probe(struct platform_device *pdev)
{
struct exynos4_platform_fimc_is *pdata;
struct resource *mem_res;
struct resource *regs_res;
struct fimc_is_dev *dev;
#if defined(CONFIG_VIDEO_EXYNOS_FIMC_IS_BAYER)
struct v4l2_device *v4l2_dev;
struct vb2_queue *isp_q;
#endif
int ret = -ENODEV;
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (!dev) {
dev_err(&pdev->dev, "Not enough memory for FIMC-IS device.\n");
return -ENOMEM;
}
mutex_init(&dev->lock);
spin_lock_init(&dev->slock);
init_waitqueue_head(&dev->irq_queue1);
dev->pdev = pdev;
if (!dev->pdev) {
dev_err(&pdev->dev, "No platform data specified\n");
goto p_err_info;
}
pdata = pdev->dev.platform_data;
if (!pdata) {
dev_err(&pdev->dev, "Platform data not set\n");
goto p_err_info;
}
dev->pdata = pdata;
/*
* I/O remap
*/
mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!mem_res) {
dev_err(&pdev->dev, "Failed to get io memory region\n");
ret = -ENOENT;
goto p_err_info;
}
regs_res = request_mem_region(mem_res->start,
resource_size(mem_res), pdev->name);
if (!regs_res) {
dev_err(&pdev->dev, "Failed to request io memory region\n");
ret = -ENOENT;
goto p_err_info;
}
dev->regs_res = regs_res;
dev->regs = ioremap(mem_res->start, resource_size(mem_res));
if (!dev->regs) {
dev_err(&pdev->dev, "Failed to remap io region\n");
ret = -ENXIO;
goto p_err_req_region;
}
/*
* initialize IRQ , FIMC-IS IRQ : ISP[0] -> SPI[90] , ISP[1] -> SPI[95]
*/
dev->irq1 = platform_get_irq(pdev, 0);
if (dev->irq1 < 0) {
ret = dev->irq1;
dev_err(&pdev->dev, "Failed to get irq\n");
goto p_err_get_irq;
}
ret = request_irq(dev->irq1, fimc_is_irq_handler1,
IRQF_DISABLED, dev_name(&pdev->dev), dev);
if (ret) {
dev_err(&pdev->dev, "failed to allocate irq (%d)\n", ret);
goto p_err_req_irq;
}
#if defined(CONFIG_VIDEO_EXYNOS_FIMC_IS_BAYER)
/* Init v4l2 device (ISP) */
#if defined(CONFIG_VIDEOBUF2_CMA_PHYS)
dev->vb2 = &fimc_is_vb2_cma;
#elif defined(CONFIG_VIDEOBUF2_ION)
dev->vb2 = &fimc_is_vb2_ion;
#endif
/* Init and register V4L2 device */
v4l2_dev = &dev->video[FIMC_IS_VIDEO_NUM_BAYER].v4l2_dev;
if (!v4l2_dev->name[0])
snprintf(v4l2_dev->name, sizeof(v4l2_dev->name),
"%s.isp", dev_name(&dev->pdev->dev));
ret = v4l2_device_register(NULL, v4l2_dev);
snprintf(dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd.name,
sizeof(dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd.name),
"%s", "exynos4-fimc-is-bayer");
dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd.fops =
&fimc_is_isp_video_fops;
dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd.ioctl_ops =
&fimc_is_isp_video_ioctl_ops;
dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd.minor = -1;
dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd.release =
video_device_release;
dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd.lock =
&dev->lock;
video_set_drvdata(&dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd, dev);
dev->video[FIMC_IS_VIDEO_NUM_BAYER].dev = dev;
isp_q = &dev->video[FIMC_IS_VIDEO_NUM_BAYER].vbq;
memset(isp_q, 0, sizeof(*isp_q));
isp_q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
isp_q->io_modes = VB2_MMAP | VB2_USERPTR;
isp_q->drv_priv = &dev->video[FIMC_IS_VIDEO_NUM_BAYER];
isp_q->ops = &fimc_is_isp_qops;
isp_q->mem_ops = dev->vb2->ops;
vb2_queue_init(isp_q);
ret = video_register_device(&dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd,
VFL_TYPE_GRABBER, 30);
if (ret) {
v4l2_err(v4l2_dev, "Failed to register video device\n");
goto err_vd_reg;
}
printk(KERN_INFO "FIMC-IS Video node :: ISP %d minor : %d\n",
dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd.num,
dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd.minor);
#endif
/*
* initialize memory manager
*/
ret = fimc_is_init_mem_mgr(dev);
if (ret) {
dev_err(&pdev->dev,
"failed to fimc_is_init_mem_mgr (%d)\n", ret);
goto p_err_init_mem;
}
dbg("Parameter region = 0x%08x\n", (unsigned int)dev->is_p_region);
/*
* Get related clock for FIMC-IS
*/
if (dev->pdata->clk_get) {
dev->pdata->clk_get(pdev);
} else {
err("#### failed to Get Clock####\n");
goto p_err_init_mem;
}
/* Init v4l2 sub device */
v4l2_subdev_init(&dev->sd, &fimc_is_subdev_ops);
dev->sd.owner = THIS_MODULE;
strcpy(dev->sd.name, MODULE_NAME);
v4l2_set_subdevdata(&dev->sd, pdev);
platform_set_drvdata(pdev, &dev->sd);
pm_runtime_enable(&pdev->dev);
#if defined(CONFIG_BUSFREQ_OPP) || defined(CONFIG_BUSFREQ_LOCK_WRAPPER)
/* To lock bus frequency in OPP mode */
dev->bus_dev = dev_get("exynos-busfreq");
#endif
dev->power = 0;
dev->state = 0;
dev->sensor_num = FIMC_IS_SENSOR_NUM;
dev->sensor.id = 0;
dev->p_region_index1 = 0;
dev->p_region_index2 = 0;
dev->sensor.offset_x = 16;
dev->sensor.offset_y = 12;
dev->sensor.framerate_update = false;
atomic_set(&dev->p_region_num, 0);
set_bit(IS_ST_IDLE, &dev->state);
set_bit(IS_PWR_ST_POWEROFF, &dev->power);
dev->af.af_state = FIMC_IS_AF_IDLE;
dev->af.mode = IS_FOCUS_MODE_IDLE;
dev->low_power_mode = false;
dev->fw.state = 0;
dev->setfile.state = 0;
#if defined(M0)
s5k6a3_dev = device_create(camera_class, NULL, 0, NULL, "front");
if (IS_ERR(s5k6a3_dev)) {
printk(KERN_ERR "failed to create device!\n");
} else {
if (device_create_file(s5k6a3_dev, &dev_attr_front_camtype)
< 0) {
printk(KERN_ERR "failed to create device file, %s\n",
dev_attr_front_camtype.attr.name);
}
if (device_create_file(s5k6a3_dev, &dev_attr_front_camfw) < 0) {
printk(KERN_ERR "failed to create device file, %s\n",
dev_attr_front_camfw.attr.name);
}
}
#endif
printk(KERN_INFO "FIMC-IS probe completed\n");
return 0;
p_err_init_mem:
free_irq(dev->irq1, dev);
#if defined(CONFIG_VIDEO_EXYNOS_FIMC_IS_BAYER)
err_vd_reg:
video_device_release(&dev->video[FIMC_IS_VIDEO_NUM_BAYER].vd);
#endif
p_err_req_irq:
p_err_get_irq:
iounmap(dev->regs);
p_err_req_region:
release_mem_region(regs_res->start, resource_size(regs_res));
p_err_info:
dev_err(&dev->pdev->dev, "failed to install\n");
kfree(dev);
return ret;
}
static int dev_ifsioc(void *arg, unsigned int getset)
{
struct ifreq ifr;
struct device *dev;
int ret;
/*
* Fetch the caller's info block into kernel space
*/
int err=verify_area(VERIFY_WRITE, arg, sizeof(struct ifreq));
if(err)
return err;
memcpy_fromfs(&ifr, arg, sizeof(struct ifreq));
/*
* See which interface the caller is talking about.
*/
if ((dev = dev_get(ifr.ifr_name)) == NULL)
return(-ENODEV);
switch(getset)
{
case SIOCGIFFLAGS: /* Get interface flags */
ifr.ifr_flags = dev->flags;
memcpy_tofs(arg, &ifr, sizeof(struct ifreq));
ret = 0;
break;
case SIOCSIFFLAGS: /* Set interface flags */
{
int old_flags = dev->flags;
#ifdef CONFIG_SLAVE_BALANCING
if(dev->flags&IFF_SLAVE)
return -EBUSY;
#endif
dev->flags = ifr.ifr_flags & (
IFF_UP | IFF_BROADCAST | IFF_DEBUG | IFF_LOOPBACK |
IFF_POINTOPOINT | IFF_NOTRAILERS | IFF_RUNNING |
IFF_NOARP | IFF_PROMISC | IFF_ALLMULTI | IFF_SLAVE | IFF_MASTER
| IFF_MULTICAST);
#ifdef CONFIG_SLAVE_BALANCING
if(!(dev->flags&IFF_MASTER) && dev->slave)
{
dev->slave->flags&=~IFF_SLAVE;
dev->slave=NULL;
}
#endif
/*
* Load in the correct multicast list now the flags have changed.
*/
dev_mc_upload(dev);
#if 0
if( dev->set_multicast_list!=NULL)
{
/*
* Has promiscuous mode been turned off
*/
if ( (old_flags & IFF_PROMISC) && ((dev->flags & IFF_PROMISC) == 0))
dev->set_multicast_list(dev,0,NULL);
/*
* Has it been turned on
*/
if ( (dev->flags & IFF_PROMISC) && ((old_flags & IFF_PROMISC) == 0))
dev->set_multicast_list(dev,-1,NULL);
}
#endif
/*
* Have we downed the interface
*/
if ((old_flags & IFF_UP) && ((dev->flags & IFF_UP) == 0))
{
ret = dev_close(dev);
}
else
{
/*
* Have we upped the interface
*/
ret = (! (old_flags & IFF_UP) && (dev->flags & IFF_UP))
? dev_open(dev) : 0;
/*
* Check the flags.
*/
if(ret<0)
dev->flags&=~IFF_UP; /* Didn't open so down the if */
}
}
break;
case SIOCGIFADDR: /* Get interface address (and family) */
(*(struct sockaddr_in *)
&ifr.ifr_addr).sin_addr.s_addr = dev->pa_addr;
(*(struct sockaddr_in *)
&ifr.ifr_addr).sin_family = dev->family;
(*(struct sockaddr_in *)
&ifr.ifr_addr).sin_port = 0;
memcpy_tofs(arg, &ifr, sizeof(struct ifreq));
ret = 0;
break;
case SIOCSIFADDR: /* Set interface address (and family) */
dev->pa_addr = (*(struct sockaddr_in *)
&ifr.ifr_addr).sin_addr.s_addr;
dev->family = ifr.ifr_addr.sa_family;
#ifdef CONFIG_INET
/* This is naughty. When net-032e comes out It wants moving into the net032
code not the kernel. Till then it can sit here (SIGH) */
dev->pa_mask = ip_get_mask(dev->pa_addr);
#endif
dev->pa_brdaddr = dev->pa_addr | ~dev->pa_mask;
ret = 0;
break;
case SIOCGIFBRDADDR: /* Get the broadcast address */
(*(struct sockaddr_in *)
&ifr.ifr_broadaddr).sin_addr.s_addr = dev->pa_brdaddr;
(*(struct sockaddr_in *)
&ifr.ifr_broadaddr).sin_family = dev->family;
(*(struct sockaddr_in *)
&ifr.ifr_broadaddr).sin_port = 0;
memcpy_tofs(arg, &ifr, sizeof(struct ifreq));
ret = 0;
break;
case SIOCSIFBRDADDR: /* Set the broadcast address */
dev->pa_brdaddr = (*(struct sockaddr_in *)
&ifr.ifr_broadaddr).sin_addr.s_addr;
ret = 0;
break;
case SIOCGIFDSTADDR: /* Get the destination address (for point-to-point links) */
(*(struct sockaddr_in *)
&ifr.ifr_dstaddr).sin_addr.s_addr = dev->pa_dstaddr;
(*(struct sockaddr_in *)
&ifr.ifr_broadaddr).sin_family = dev->family;
(*(struct sockaddr_in *)
&ifr.ifr_broadaddr).sin_port = 0;
memcpy_tofs(arg, &ifr, sizeof(struct ifreq));
ret = 0;
break;
case SIOCSIFDSTADDR: /* Set the destination address (for point-to-point links) */
dev->pa_dstaddr = (*(struct sockaddr_in *)
&ifr.ifr_dstaddr).sin_addr.s_addr;
ret = 0;
break;
case SIOCGIFNETMASK: /* Get the netmask for the interface */
(*(struct sockaddr_in *)
&ifr.ifr_netmask).sin_addr.s_addr = dev->pa_mask;
(*(struct sockaddr_in *)
&ifr.ifr_netmask).sin_family = dev->family;
(*(struct sockaddr_in *)
&ifr.ifr_netmask).sin_port = 0;
memcpy_tofs(arg, &ifr, sizeof(struct ifreq));
ret = 0;
break;
case SIOCSIFNETMASK: /* Set the netmask for the interface */
{
unsigned long mask = (*(struct sockaddr_in *)
&ifr.ifr_netmask).sin_addr.s_addr;
ret = -EINVAL;
/*
* The mask we set must be legal.
*/
if (bad_mask(mask,0))
break;
dev->pa_mask = mask;
ret = 0;
}
break;
case SIOCGIFMETRIC: /* Get the metric on the interface (currently unused) */
ifr.ifr_metric = dev->metric;
memcpy_tofs(arg, &ifr, sizeof(struct ifreq));
ret = 0;
break;
case SIOCSIFMETRIC: /* Set the metric on the interface (currently unused) */
dev->metric = ifr.ifr_metric;
ret = 0;
break;
case SIOCGIFMTU: /* Get the MTU of a device */
ifr.ifr_mtu = dev->mtu;
memcpy_tofs(arg, &ifr, sizeof(struct ifreq));
ret = 0;
break;
case SIOCSIFMTU: /* Set the MTU of a device */
/*
* MTU must be positive and under the page size problem
*/
if(ifr.ifr_mtu<1 || ifr.ifr_mtu>3800)
return -EINVAL;
dev->mtu = ifr.ifr_mtu;
ret = 0;
break;
case SIOCGIFMEM: /* Get the per device memory space. We can add this but currently
do not support it */
printk("NET: ioctl(SIOCGIFMEM, %p)\n", arg);
ret = -EINVAL;
break;
case SIOCSIFMEM: /* Set the per device memory buffer space. Not applicable in our case */
printk("NET: ioctl(SIOCSIFMEM, %p)\n", arg);
ret = -EINVAL;
break;
case OLD_SIOCGIFHWADDR: /* Get the hardware address. This will change and SIFHWADDR will be added */
memcpy(ifr.old_ifr_hwaddr,dev->dev_addr, MAX_ADDR_LEN);
memcpy_tofs(arg,&ifr,sizeof(struct ifreq));
ret=0;
break;
case SIOCGIFHWADDR:
memcpy(ifr.ifr_hwaddr.sa_data,dev->dev_addr, MAX_ADDR_LEN);
ifr.ifr_hwaddr.sa_family=dev->type;
memcpy_tofs(arg,&ifr,sizeof(struct ifreq));
ret=0;
break;
case SIOCSIFHWADDR:
if(dev->set_mac_address==NULL)
return -EOPNOTSUPP;
if(ifr.ifr_hwaddr.sa_family!=dev->type)
return -EINVAL;
ret=dev->set_mac_address(dev,ifr.ifr_hwaddr.sa_data);
break;
case SIOCGIFMAP:
ifr.ifr_map.mem_start=dev->mem_start;
ifr.ifr_map.mem_end=dev->mem_end;
ifr.ifr_map.base_addr=dev->base_addr;
ifr.ifr_map.irq=dev->irq;
ifr.ifr_map.dma=dev->dma;
ifr.ifr_map.port=dev->if_port;
memcpy_tofs(arg,&ifr,sizeof(struct ifreq));
ret=0;
break;
case SIOCSIFMAP:
if(dev->set_config==NULL)
return -EOPNOTSUPP;
return dev->set_config(dev,&ifr.ifr_map);
case SIOCGIFSLAVE:
#ifdef CONFIG_SLAVE_BALANCING
if(dev->slave==NULL)
return -ENOENT;
strncpy(ifr.ifr_name,dev->name,sizeof(ifr.ifr_name));
memcpy_tofs(arg,&ifr,sizeof(struct ifreq));
ret=0;
#else
return -ENOENT;
#endif
break;
#ifdef CONFIG_SLAVE_BALANCING
case SIOCSIFSLAVE:
{
/*
* Fun game. Get the device up and the flags right without
* letting some scummy user confuse us.
*/
unsigned long flags;
struct device *slave=dev_get(ifr.ifr_slave);
save_flags(flags);
if(slave==NULL)
{
return -ENODEV;
}
cli();
if((slave->flags&(IFF_UP|IFF_RUNNING))!=(IFF_UP|IFF_RUNNING))
{
restore_flags(flags);
return -EINVAL;
}
if(dev->flags&IFF_SLAVE)
{
restore_flags(flags);
return -EBUSY;
}
if(dev->slave!=NULL)
{
restore_flags(flags);
return -EBUSY;
}
if(slave->flags&IFF_SLAVE)
{
restore_flags(flags);
return -EBUSY;
}
dev->slave=slave;
slave->flags|=IFF_SLAVE;
dev->flags|=IFF_MASTER;
restore_flags(flags);
ret=0;
}
break;
#endif
case SIOCADDMULTI:
if(dev->set_multicast_list==NULL)
return -EINVAL;
if(ifr.ifr_hwaddr.sa_family!=AF_UNSPEC)
return -EINVAL;
dev_mc_add(dev,ifr.ifr_hwaddr.sa_data, dev->addr_len, 1);
return 0;
case SIOCDELMULTI:
if(dev->set_multicast_list==NULL)
return -EINVAL;
if(ifr.ifr_hwaddr.sa_family!=AF_UNSPEC)
return -EINVAL;
dev_mc_delete(dev,ifr.ifr_hwaddr.sa_data,dev->addr_len, 1);
return 0;
/*
* Unknown or private ioctl
*/
default:
if((getset >= SIOCDEVPRIVATE) &&
(getset <= (SIOCDEVPRIVATE + 15))) {
if(dev->do_ioctl==NULL)
return -EOPNOTSUPP;
ret=dev->do_ioctl(dev, &ifr, getset);
memcpy_tofs(arg,&ifr,sizeof(struct ifreq));
break;
}
ret = -EINVAL;
}
return(ret);
}
static int exynos_tmu_init(struct tmu_info *info)
{
struct tmu_data *data = info->dev->platform_data;
unsigned int te_temp, con;
unsigned int temp_throttle, temp_warning, temp_trip;
unsigned int hw_temp_trip;
unsigned int rising_thr = 0, cooling_thr = 0;
/* must reload for using efuse value at EXYNOS4212 */
__raw_writel(TRIMINFO_RELOAD, info->tmu_base + TRIMINFO_CON);
/* get the compensation parameter */
te_temp = __raw_readl(info->tmu_base + TRIMINFO);
info->te1 = te_temp & TRIM_INFO_MASK;
info->te2 = ((te_temp >> 8) & TRIM_INFO_MASK);
if ((EFUSE_MIN_VALUE > info->te1) || (info->te1 > EFUSE_MAX_VALUE)
|| (info->te2 != 0))
info->te1 = data->efuse_value;
/*Get rising Threshold and Set interrupt level*/
temp_throttle = data->ts.start_throttle
+ info->te1 - TMU_DC_VALUE;
temp_warning = data->ts.start_warning
+ info->te1 - TMU_DC_VALUE;
temp_trip = data->ts.start_tripping
+ info->te1 - TMU_DC_VALUE;
hw_temp_trip = data->ts.start_hw_tripping
+ info->te1 - TMU_DC_VALUE;
rising_thr = (temp_throttle | (temp_warning<<8) | \
(temp_trip<<16) | (hw_temp_trip<<24));
__raw_writel(rising_thr, info->tmu_base + THD_TEMP_RISE);
#if defined(CONFIG_TC_VOLTAGE)
/* Get set temperature for tc_voltage and set falling interrupt
* trigger level
*/
cooling_thr = data->ts.start_tc
+ info->te1 - TMU_DC_VALUE;
#endif
__raw_writel(cooling_thr, info->tmu_base + THD_TEMP_FALL);
/* Set TMU status */
info->tmu_state = TMU_STATUS_INIT;
/* Set frequecny level */
exynos_cpufreq_get_level(data->cpulimit.throttle_freq,
&info->throttle_freq);
exynos_cpufreq_get_level(data->cpulimit.warning_freq,
&info->warning_freq);
/* Map auto_refresh_rate of normal & tq0 mode */
info->auto_refresh_tq0 =
get_refresh_interval(FREQ_IN_PLL, AUTO_REFRESH_PERIOD_TQ0);
info->auto_refresh_normal =
get_refresh_interval(FREQ_IN_PLL, AUTO_REFRESH_PERIOD_NORMAL);
/* To poll current temp, set sampling rate */
info->sampling_rate = usecs_to_jiffies(200 * 1000);
#if defined(CONFIG_TC_VOLTAGE) /* Temperature compensated voltage */
if (exynos_find_cpufreq_level_by_volt(data->temp_compensate.arm_volt,
&info->cpulevel_tc) < 0) {
pr_err("cpufreq_get_level error\n");
return -EINVAL;
}
#ifdef CONFIG_BUSFREQ_OPP
/* To lock bus frequency in OPP mode */
info->bus_dev = dev_get("exynos-busfreq");
if (info->bus_dev < 0) {
pr_err("Failed to get_dev\n");
return -EINVAL;
}
if (exynos4x12_find_busfreq_by_volt(data->temp_compensate.bus_volt,
&info->busfreq_tc)) {
pr_err("get_busfreq_value error\n");
}
#endif
if (mali_voltage_lock_init()) {
pr_err("Failed to initialize mail voltage lock.\n");
return -EINVAL;
}
pr_info("%s: cpufreq_level[%d], busfreq_value[%d]\n",
__func__, info->cpulevel_tc, info->busfreq_tc);
#endif
/* Need to initail regsiter setting after getting parameter info */
/* [28:23] vref [11:8] slope - Tunning parameter */
__raw_writel(data->slope, info->tmu_base + TMU_CON);
__raw_writel((CLEAR_RISE_INT | CLEAR_FALL_INT), \
info->tmu_base + INTCLEAR);
/* TMU core enable and HW trpping enable */
con = __raw_readl(info->tmu_base + TMU_CON);
con &= ~(HW_TRIP_MODE);
con |= (HW_TRIPPING_EN | MUX_ADDR_VALUE<<20 | CORE_EN);
__raw_writel(con, info->tmu_base + TMU_CON);
/* Because temperature sensing time is appro 940us,
* tmu is enabled and 1st valid sample can get 1ms after.
*/
mdelay(1);
te_temp = __raw_readl(S5P_PMU_PS_HOLD_CONTROL);
te_temp |= S5P_PS_HOLD_EN;
__raw_writel(te_temp, S5P_PMU_PS_HOLD_CONTROL);
/*LEV0 LEV1 LEV2 interrupt enable */
__raw_writel(INTEN_RISE0 | INTEN_RISE1 | INTEN_RISE2, \
info->tmu_base + INTEN);
#if defined(CONFIG_TC_VOLTAGE)
te_temp = __raw_readl(info->tmu_base + INTEN);
te_temp |= INTEN_FALL0;
__raw_writel(te_temp, info->tmu_base + INTEN);
/* s/w workaround for fast service when interrupt is not occured,
* such as current temp is lower than tc interrupt temperature
* or current temp is continuosly increased.
*/
if (get_cur_temp(info) <= data->ts.start_tc) {
disable_irq_nosync(info->irq);
if (exynos_tc_volt(info, 1) < 0)
pr_err("%s\n", __func__);
info->tmu_state = TMU_STATUS_TC;
already_limit = 1;
queue_delayed_work_on(0, tmu_monitor_wq,
&info->polling, usecs_to_jiffies(1000));
}
#endif
return 0;
}
static int fimg2d_probe(struct platform_device *pdev)
{
struct resource *res;
struct fimg2d_platdata *pdata;
int ret;
pdata = to_fimg2d_plat(&pdev->dev);
if (!pdata) {
printk(KERN_ERR "FIMG2D failed to get platform data\n");
ret = -ENOMEM;
goto err_plat;
}
/* global structure */
info = kzalloc(sizeof(*info), GFP_KERNEL);
if (!info) {
printk(KERN_ERR "FIMG2D failed to allocate memory for controller\n");
ret = -ENOMEM;
goto err_plat;
}
/* setup global info */
ret = fimg2d_setup_controller(info);
if (ret) {
printk(KERN_ERR "FIMG2D failed to setup controller\n");
goto err_setup;
}
info->dev = &pdev->dev;
/* memory region */
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
printk(KERN_ERR "FIMG2D failed to get resource\n");
ret = -ENOENT;
goto err_res;
}
info->mem = request_mem_region(res->start, resource_size(res),
pdev->name);
if (!info->mem) {
printk(KERN_ERR "FIMG2D failed to request memory region\n");
ret = -ENOMEM;
goto err_region;
}
/* ioremap */
info->regs = ioremap(res->start, resource_size(res));
if (!info->regs) {
printk(KERN_ERR "FIMG2D failed to ioremap for SFR\n");
ret = -ENOENT;
goto err_map;
}
fimg2d_debug("device name: %s base address: 0x%lx\n",
pdev->name, (unsigned long)res->start);
/* irq */
info->irq = platform_get_irq(pdev, 0);
if (!info->irq) {
printk(KERN_ERR "FIMG2D failed to get irq resource\n");
ret = -ENOENT;
goto err_map;
}
fimg2d_debug("irq: %d\n", info->irq);
ret = request_irq(info->irq, fimg2d_irq, IRQF_DISABLED, pdev->name, info);
if (ret) {
printk(KERN_ERR "FIMG2D failed to request irq\n");
ret = -ENOENT;
goto err_irq;
}
ret = fimg2d_clk_setup(info);
if (ret) {
printk(KERN_ERR "FIMG2D failed to setup clk\n");
ret = -ENOENT;
goto err_clk;
}
#ifdef CONFIG_PM_RUNTIME
pm_runtime_enable(info->dev);
fimg2d_debug("enable runtime pm\n");
#endif
#ifdef CONFIG_BUSFREQ_OPP
#if defined(CONFIG_CPU_EXYNOS4412)
/* To lock bus frequency in OPP mode */
info->bus_dev = dev_get("exynos-busfreq");
#endif
#endif
s5p_sysmmu_set_fault_handler(info->dev, fimg2d_sysmmu_fault_handler);
fimg2d_debug("register sysmmu page fault handler\n");
/* misc register */
ret = misc_register(&fimg2d_dev);
if (ret) {
printk(KERN_ERR "FIMG2D failed to register misc driver\n");
goto err_reg;
}
printk(KERN_INFO "Samsung Graphics 2D driver, (c) 2011 Samsung Electronics\n");
return 0;
err_reg:
fimg2d_clk_release(info);
err_clk:
free_irq(info->irq, NULL);
err_irq:
iounmap(info->regs);
err_map:
kfree(info->mem);
err_region:
release_resource(info->mem);
err_res:
destroy_workqueue(info->work_q);
err_setup:
kfree(info);
err_plat:
return ret;
}
static irqreturn_t exynos4x12_tmu_irq_handler(int irq, void *id)
{
struct s5p_tmu_info *info = id;
unsigned int status;
disable_irq_nosync(irq);
status = __raw_readl(info->tmu_base + EXYNOS4_TMU_INTSTAT) & 0x1FFFF;
pr_info("EXYNOS4x12_tmu interrupt: INTSTAT = 0x%08x\n", status);
/* To handle multiple interrupt pending,
* interrupt by high temperature are serviced with priority.
*/
#if defined(CONFIG_TC_VOLTAGE)
if (status & INTSTAT_FALL0) {
info->tmu_state = TMU_STATUS_TC;
__raw_writel(INTCLEARALL, info->tmu_base + EXYNOS4_TMU_INTCLEAR);
exynos_interrupt_enable(info, 0);
} else if (status & INTSTAT_RISE2) {
info->tmu_state = TMU_STATUS_TRIPPED;
__raw_writel(INTCLEAR_RISE2, info->tmu_base + EXYNOS4_TMU_INTCLEAR);
#else
if (status & INTSTAT_RISE2) {
info->tmu_state = TMU_STATUS_TRIPPED;
__raw_writel(INTCLEAR_RISE2, info->tmu_base + EXYNOS4_TMU_INTCLEAR);
#endif
} else if (status & INTSTAT_RISE1) {
info->tmu_state = TMU_STATUS_WARNING;
__raw_writel(INTCLEAR_RISE1, info->tmu_base + EXYNOS4_TMU_INTCLEAR);
} else if (status & INTSTAT_RISE0) {
info->tmu_state = TMU_STATUS_THROTTLED;
__raw_writel(INTCLEAR_RISE0, info->tmu_base + EXYNOS4_TMU_INTCLEAR);
} else {
pr_err("%s: interrupt error\n", __func__);
__raw_writel(INTCLEARALL, info->tmu_base + EXYNOS4_TMU_INTCLEAR);
queue_delayed_work_on(0, tmu_monitor_wq,
&info->polling, info->sampling_rate / 2);
return -ENODEV;
}
/* read current temperature & save */
info->last_temperature = get_curr_temp(info);
queue_delayed_work_on(0, tmu_monitor_wq, &info->polling,
info->sampling_rate);
return IRQ_HANDLED;
}
static irqreturn_t exynos4210_tmu_irq_handler(int irq, void *id)
{
struct s5p_tmu_info *info = id;
unsigned int status;
disable_irq_nosync(irq);
status = __raw_readl(info->tmu_base + EXYNOS4_TMU_INTSTAT);
pr_info("EXYNOS4212_tmu interrupt: INTSTAT = 0x%08x\n", status);
/* To handle multiple interrupt pending,
* interrupt by high temperature are serviced with priority.
*/
if (status & TMU_INTSTAT2) {
info->tmu_state = TMU_STATUS_TRIPPED;
__raw_writel(INTCLEAR2, info->tmu_base + EXYNOS4_TMU_INTCLEAR);
} else if (status & TMU_INTSTAT1) {
info->tmu_state = TMU_STATUS_WARNING;
__raw_writel(INTCLEAR1, info->tmu_base + EXYNOS4_TMU_INTCLEAR);
} else if (status & TMU_INTSTAT0) {
info->tmu_state = TMU_STATUS_THROTTLED;
__raw_writel(INTCLEAR0, info->tmu_base + EXYNOS4_TMU_INTCLEAR);
} else {
pr_err("%s: interrupt error\n", __func__);
__raw_writel(INTCLEARALL, info->tmu_base + EXYNOS4_TMU_INTCLEAR);
queue_delayed_work_on(0, tmu_monitor_wq,
&info->polling, info->sampling_rate / 2);
return -ENODEV;
}
/* read current temperature & save */
info->last_temperature = get_curr_temp(info);
queue_delayed_work_on(0, tmu_monitor_wq, &info->polling,
info->sampling_rate);
return IRQ_HANDLED;
}
#ifdef CONFIG_TMU_SYSFS
static ssize_t s5p_tmu_show_curr_temp(struct device *dev,
struct device_attribute *attr, char *buf)
{
struct s5p_tmu_info *info = dev_get_drvdata(dev);
unsigned int curr_temp;
curr_temp = get_curr_temp(info);
curr_temp *= 10;
pr_info("curr temp = %d\n", curr_temp);
return sprintf(buf, "%d\n", curr_temp);
}
static DEVICE_ATTR(curr_temp, S_IRUGO, s5p_tmu_show_curr_temp, NULL);
#endif
static int __devinit s5p_tmu_probe(struct platform_device *pdev)
{
struct s5p_tmu_info *info;
struct s5p_platform_tmu *pdata;
struct resource *res;
unsigned int mask = (enable_mask & ENABLE_DBGMASK);
int ret = 0;
pr_debug("%s: probe=%p\n", __func__, pdev);
info = kzalloc(sizeof(struct s5p_tmu_info), GFP_KERNEL);
if (!info) {
dev_err(&pdev->dev, "failed to alloc memory!\n");
ret = -ENOMEM;
goto err_nomem;
}
platform_set_drvdata(pdev, info);
info->dev = &pdev->dev;
info->tmu_state = TMU_STATUS_INIT;
/* set cpufreq limit level at 1st_throttle & 2nd throttle */
pdata = info->dev->platform_data;
if (pdata->cpufreq.limit_1st_throttle)
exynos_cpufreq_get_level(pdata->cpufreq.limit_1st_throttle,
&info->cpufreq_level_1st_throttle);
if (pdata->cpufreq.limit_2nd_throttle)
exynos_cpufreq_get_level(pdata->cpufreq.limit_2nd_throttle,
&info->cpufreq_level_2nd_throttle);
pr_info("@@@ %s: cpufreq_limit: 1st_throttle: %u, 2nd_throttle = %u\n",
__func__, info->cpufreq_level_1st_throttle,
info->cpufreq_level_2nd_throttle);
#if defined(CONFIG_TC_VOLTAGE) /* Temperature compensated voltage */
if (exynos_find_cpufreq_level_by_volt(pdata->temp_compensate.arm_volt,
&info->cpulevel_tc) < 0) {
dev_err(&pdev->dev, "cpufreq_get_level error\n");
ret = -EINVAL;
goto err_nores;
}
#ifdef CONFIG_BUSFREQ_OPP
/* To lock bus frequency in OPP mode */
info->bus_dev = dev_get("exynos-busfreq");
if (info->bus_dev < 0) {
dev_err(&pdev->dev, "Failed to get_dev\n");
ret = -EINVAL;
goto err_nores;
}
if (exynos4x12_find_busfreq_by_volt(pdata->temp_compensate.bus_volt,
&info->busfreq_tc)) {
dev_err(&pdev->dev, "get_busfreq_value error\n");
ret = -EINVAL;
goto err_nores;
}
#endif
pr_info("%s: cpufreq_level[%u], busfreq_value[%u]\n",
__func__, info->cpulevel_tc, info->busfreq_tc);
#endif
/* Map auto_refresh_rate of normal & tq0 mode */
info->auto_refresh_tq0 =
get_refresh_interval(FREQ_IN_PLL, AUTO_REFRESH_PERIOD_TQ0);
info->auto_refresh_normal =
get_refresh_interval(FREQ_IN_PLL, AUTO_REFRESH_PERIOD_NORMAL);
/* To poll current temp, set sampling rate to ONE second sampling */
info->sampling_rate = usecs_to_jiffies(1000 * 1000);
/* 10sec monitroing */
info->monitor_period = usecs_to_jiffies(10000 * 1000);
/* support test mode */
if (mask & ENABLE_TEST_MODE)
set_temperature_params(info);
else
print_temperature_params(info);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(&pdev->dev, "failed to get memory region resource\n");
ret = -ENODEV;
goto err_nores;
}
info->ioarea = request_mem_region(res->start,
res->end-res->start + 1, pdev->name);
if (!(info->ioarea)) {
dev_err(&pdev->dev, "failed to reserve memory region\n");
ret = -EBUSY;
goto err_nores;
}
info->tmu_base = ioremap(res->start, (res->end - res->start) + 1);
if (!(info->tmu_base)) {
dev_err(&pdev->dev, "failed ioremap()\n");
ret = -ENOMEM;
goto err_nomap;
}
tmu_monitor_wq = create_freezable_workqueue(dev_name(&pdev->dev));
if (!tmu_monitor_wq) {
pr_info("Creation of tmu_monitor_wq failed\n");
ret = -ENOMEM;
goto err_wq;
}
/* To support periodic temprature monitoring */
if (mask & ENABLE_TEMP_MON) {
INIT_DELAYED_WORK_DEFERRABLE(&info->monitor,
exynos4_poll_cur_temp);
queue_delayed_work_on(0, tmu_monitor_wq, &info->monitor,
info->monitor_period);
}
INIT_DELAYED_WORK_DEFERRABLE(&info->polling, exynos4_handler_tmu_state);
info->irq = platform_get_irq(pdev, 0);
if (info->irq < 0) {
dev_err(&pdev->dev, "no irq for thermal %d\n", info->irq);
ret = -EINVAL;
goto err_irq;
}
if (soc_is_exynos4210())
ret = request_irq(info->irq, exynos4210_tmu_irq_handler,
IRQF_DISABLED, "s5p-tmu interrupt", info);
else
ret = request_irq(info->irq, exynos4x12_tmu_irq_handler,
IRQF_DISABLED, "s5p-tmu interrupt", info);
if (ret) {
dev_err(&pdev->dev, "request_irq is failed. %d\n", ret);
goto err_irq;
}
ret = device_create_file(&pdev->dev, &dev_attr_temperature);
if (ret != 0) {
pr_err("Failed to create temperatue file: %d\n", ret);
goto err_sysfs_file1;
}
ret = device_create_file(&pdev->dev, &dev_attr_tmu_state);
if (ret != 0) {
pr_err("Failed to create tmu_state file: %d\n", ret);
goto err_sysfs_file2;
}
ret = device_create_file(&pdev->dev, &dev_attr_lot_id);
if (ret != 0) {
pr_err("Failed to create lot id file: %d\n", ret);
goto err_sysfs_file3;
}
ret = tmu_initialize(pdev);
if (ret)
goto err_init;
#ifdef CONFIG_TMU_SYSFS
ret = device_create_file(&pdev->dev, &dev_attr_curr_temp);
if (ret < 0) {
dev_err(&pdev->dev, "Failed to create sysfs group\n");
goto err_init;
}
#endif
#ifdef CONFIG_TMU_DEBUG
ret = device_create_file(&pdev->dev, &dev_attr_print_state);
if (ret) {
dev_err(&pdev->dev, "Failed to create tmu sysfs group\n\n");
return ret;
}
#endif
#if defined(CONFIG_TC_VOLTAGE)
/* s/w workaround for fast service when interrupt is not occured,
* such as current temp is lower than tc interrupt temperature
* or current temp is continuosly increased.
*/
if (get_curr_temp(info) <= pdata->ts.start_tc) {
if (exynos_tc_volt(info, 1) < 0)
pr_err("TMU: lock error!\n");
}
#if defined(CONFIG_VIDEO_MALI400MP)
if (mali_voltage_lock_init())
pr_err("Failed to initialize mail voltage lock.\n");
#endif
#endif
/* initialize tmu_state */
queue_delayed_work_on(0, tmu_monitor_wq, &info->polling,
info->sampling_rate);
return ret;
err_init:
device_remove_file(&pdev->dev, &dev_attr_lot_id);
err_sysfs_file3:
device_remove_file(&pdev->dev, &dev_attr_tmu_state);
err_sysfs_file2:
device_remove_file(&pdev->dev, &dev_attr_temperature);
err_sysfs_file1:
if (info->irq >= 0)
free_irq(info->irq, info);
err_irq:
destroy_workqueue(tmu_monitor_wq);
err_wq:
iounmap(info->tmu_base);
err_nomap:
release_resource(info->ioarea);
kfree(info->ioarea);
err_nores:
kfree(info);
info = NULL;
err_nomem:
dev_err(&pdev->dev, "initialization failed.\n");
return ret;
}
static int __devinit s5p_tmu_remove(struct platform_device *pdev)
{
struct s5p_tmu_info *info = platform_get_drvdata(pdev);
cancel_delayed_work(&info->polling);
destroy_workqueue(tmu_monitor_wq);
device_remove_file(&pdev->dev, &dev_attr_temperature);
device_remove_file(&pdev->dev, &dev_attr_tmu_state);
if (info->irq >= 0)
free_irq(info->irq, info);
iounmap(info->tmu_base);
release_resource(info->ioarea);
kfree(info->ioarea);
kfree(info);
info = NULL;
pr_info("%s is removed\n", dev_name(&pdev->dev));
return 0;
}
#ifdef CONFIG_PM
static int s5p_tmu_suspend(struct platform_device *pdev, pm_message_t state)
{
struct s5p_tmu_info *info = platform_get_drvdata(pdev);
if (!info)
return -EAGAIN;
/* save register value */
info->reg_save[0] = __raw_readl(info->tmu_base + EXYNOS4_TMU_CONTROL);
info->reg_save[1] = __raw_readl(info->tmu_base + EXYNOS4_TMU_SAMPLING_INTERNAL);
info->reg_save[2] = __raw_readl(info->tmu_base + EXYNOS4_TMU_COUNTER_VALUE0);
info->reg_save[3] = __raw_readl(info->tmu_base + EXYNOS4_TMU_COUNTER_VALUE1);
info->reg_save[4] = __raw_readl(info->tmu_base + EXYNOS4_TMU_INTEN);
if (soc_is_exynos4210()) {
info->reg_save[5] =
__raw_readl(info->tmu_base + EXYNOS4210_TMU_THRESHOLD_TEMP);
info->reg_save[6] =
__raw_readl(info->tmu_base + EXYNOS4210_TMU_TRIG_LEVEL0);
info->reg_save[7] =
__raw_readl(info->tmu_base + EXYNOS4210_TMU_TRIG_LEVEL1);
info->reg_save[8] =
__raw_readl(info->tmu_base + EXYNOS4210_TMU_TRIG_LEVEL2);
info->reg_save[9] =
__raw_readl(info->tmu_base + EXYNOS4210_TMU_TRIG_LEVEL3);
} else {
info->reg_save[5] =
__raw_readl(info->tmu_base + EXYNOS4x12_TMU_TRESHOLD_TEMP_RISE);
#if defined(CONFIG_TC_VOLTAGE)
info->reg_save[6] = __raw_readl(info->tmu_base
+ EXYNOS4x12_TMU_TRESHOLD_TEMP_FALL);
#endif
}
disable_irq(info->irq);
return 0;
}
static int s5p_tmu_resume(struct platform_device *pdev)
{
struct s5p_tmu_info *info = platform_get_drvdata(pdev);
struct s5p_platform_tmu *data;
if (!info || !(info->dev))
return -EAGAIN;
data = info->dev->platform_data;
/* restore tmu register value */
__raw_writel(info->reg_save[0], info->tmu_base + EXYNOS4_TMU_CONTROL);
__raw_writel(info->reg_save[1],
info->tmu_base + EXYNOS4_TMU_SAMPLING_INTERNAL);
__raw_writel(info->reg_save[2],
info->tmu_base + EXYNOS4_TMU_COUNTER_VALUE0);
__raw_writel(info->reg_save[3],
info->tmu_base + EXYNOS4_TMU_COUNTER_VALUE1);
if (soc_is_exynos4210()) {
__raw_writel(info->reg_save[5],
info->tmu_base + EXYNOS4210_TMU_THRESHOLD_TEMP);
__raw_writel(info->reg_save[6],
info->tmu_base + EXYNOS4210_TMU_TRIG_LEVEL0);
__raw_writel(info->reg_save[7],
info->tmu_base + EXYNOS4210_TMU_TRIG_LEVEL1);
__raw_writel(info->reg_save[8],
info->tmu_base + EXYNOS4210_TMU_TRIG_LEVEL2);
__raw_writel(info->reg_save[9],
info->tmu_base + EXYNOS4210_TMU_TRIG_LEVEL3);
} else {
__raw_writel(info->reg_save[5],
info->tmu_base + EXYNOS4x12_TMU_TRESHOLD_TEMP_RISE);
#if defined(CONFIG_TC_VOLTAGE)
__raw_writel(info->reg_save[6],
info->tmu_base + EXYNOS4x12_TMU_TRESHOLD_TEMP_FALL);
#endif
}
__raw_writel(info->reg_save[4],
info->tmu_base + EXYNOS4_TMU_INTEN);
#if defined(CONFIG_TC_VOLTAGE)
/* s/w workaround for fast service when interrupt is not occured,
* such as current temp is lower than tc interrupt temperature
* or current temp is continuosly increased..
*/
mdelay(1);
if (get_curr_temp(info) <= data->ts.start_tc) {
if (exynos_tc_volt(info, 1) < 0)
pr_err("TMU: lock error!\n");
}
#endif
/* Find out tmu_state after wakeup */
queue_delayed_work_on(0, tmu_monitor_wq, &info->polling, 0);
return 0;
}
#else
#define s5p_tmu_suspend NULL
#define s5p_tmu_resume NULL
#endif
static struct platform_driver s5p_tmu_driver = {
.probe = s5p_tmu_probe,
.remove = s5p_tmu_remove,
.suspend = s5p_tmu_suspend,
.resume = s5p_tmu_resume,
.driver = {
.name = "s5p-tmu",
.owner = THIS_MODULE,
},
};
static int __init s5p_tmu_driver_init(void)
{
return platform_driver_register(&s5p_tmu_driver);
}
static void __exit s5p_tmu_driver_exit(void)
{
platform_driver_unregister(&s5p_tmu_driver);
}
static int ec_dev_ioctl(struct socket *sock, unsigned int cmd, void *arg)
{
struct ifreq ifr;
struct ec_device *edev;
struct device *dev;
unsigned long flags;
struct sockaddr_ec *sec;
/*
* Fetch the caller's info block into kernel space
*/
if (copy_from_user(&ifr, arg, sizeof(struct ifreq)))
return -EFAULT;
if ((dev = dev_get(ifr.ifr_name)) == NULL)
return -ENODEV;
sec = (struct sockaddr_ec *)&ifr.ifr_addr;
switch (cmd)
{
case SIOCSIFADDR:
spin_lock_irqsave(&edevlist_lock, flags);
edev = __edev_get(dev);
if (edev == NULL)
{
/* Magic up a new one. */
edev = kmalloc(GFP_KERNEL, sizeof(struct ec_device));
if (edev == NULL) {
printk("af_ec: memory squeeze.\n");
spin_unlock_irqrestore(&edevlist_lock, flags);
return -ENOMEM;
}
memset(edev, 0, sizeof(struct ec_device));
edev->dev = dev;
edev->next = edevlist;
edevlist = edev;
}
edev->station = sec->addr.station;
edev->net = sec->addr.net;
spin_unlock_irqrestore(&edevlist_lock, flags);
return 0;
case SIOCGIFADDR:
spin_lock_irqsave(&edevlist_lock, flags);
edev = __edev_get(dev);
if (edev == NULL)
{
spin_unlock_irqrestore(&edevlist_lock, flags);
return -ENODEV;
}
memset(sec, 0, sizeof(struct sockaddr_ec));
sec->addr.station = edev->station;
sec->addr.net = edev->net;
sec->sec_family = AF_ECONET;
spin_unlock_irqrestore(&edevlist_lock, flags);
if (copy_to_user(arg, &ifr, sizeof(struct ifreq)))
return -EFAULT;
return 0;
}
return -EINVAL;
}
static int packet_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len)
{
char name[15];
struct device *dev;
/*
* Check legality
*/
if(addr_len!=sizeof(struct sockaddr))
return -EINVAL;
strncpy(name,uaddr->sa_data,14);
name[14]=0;
/*
* Lock the device chain while we sanity check
* the bind request.
*/
dev_lock_list();
dev=dev_get(name);
if(dev==NULL)
{
dev_unlock_list();
return -ENODEV;
}
if(!(dev->flags&IFF_UP))
{
dev_unlock_list();
return -ENETDOWN;
}
/*
* Perform the request.
*/
memcpy(sk->protinfo.af_packet.device_name,name,15);
/*
* Rewrite an existing hook if present.
*/
if(sk->protinfo.af_packet.prot_hook)
{
dev_remove_pack(sk->protinfo.af_packet.prot_hook);
sk->protinfo.af_packet.prot_hook->dev=dev;
sk->protinfo.af_packet.bound_dev=dev;
dev_add_pack(sk->protinfo.af_packet.prot_hook);
}
else
{
int err=packet_attach(sk, dev);
if(err)
{
dev_unlock_list();
return err;
}
}
/*
* Now the notifier is set up right this lot is safe.
*/
dev_unlock_list();
return 0;
}
static int packet_sendmsg(struct sock *sk, struct msghdr *msg, int len,
int noblock, int flags)
{
struct sk_buff *skb;
struct device *dev;
struct sockaddr_pkt *saddr=(struct sockaddr_pkt *)msg->msg_name;
unsigned short proto=0;
/*
* Check the flags.
*/
if (flags)
return(-EINVAL);
/*
* Get and verify the address.
*/
if (saddr)
{
if (msg->msg_namelen < sizeof(struct sockaddr))
return(-EINVAL);
if (msg->msg_namelen==sizeof(struct sockaddr_pkt))
proto=saddr->spkt_protocol;
}
else
return(-ENOTCONN); /* SOCK_PACKET must be sent giving an address */
/*
* Find the device first to size check it
*/
saddr->spkt_device[13] = 0;
dev = dev_get(saddr->spkt_device);
if (dev == NULL)
{
return(-ENODEV);
}
/*
* You may not queue a frame bigger than the mtu. This is the lowest level
* raw protocol and you must do your own fragmentation at this level.
*/
if(len>dev->mtu+dev->hard_header_len)
return -EMSGSIZE;
skb = sock_wmalloc(sk, len, 0, GFP_KERNEL);
/*
* If the write buffer is full, then tough. At this level the user gets to
* deal with the problem - do your own algorithmic backoffs. That's far
* more flexible.
*/
if (skb == NULL)
{
return(-ENOBUFS);
}
/*
* Fill it in
*/
skb->sk = sk;
skb->free = 1;
memcpy_fromiovec(skb_put(skb,len), msg->msg_iov, len);
skb->arp = 1; /* No ARP needs doing on this (complete) frame */
skb->protocol = proto;
/*
* Now send it
*/
if (dev->flags & IFF_UP)
dev_queue_xmit(skb, dev, sk->priority);
else
kfree_skb(skb, FREE_WRITE);
return(len);
}
int ip_fw_ctl(int stage, void *m, int len)
{
int cmd, fwtype;
cmd = stage & IP_FW_COMMAND;
fwtype = (stage & IP_FW_TYPE) >> IP_FW_SHIFT;
if ( cmd == IP_FW_FLUSH )
{
free_fw_chain(chains[fwtype]);
return(0);
}
if ( cmd == IP_FW_ZERO )
{
zero_fw_chain(*chains[fwtype]);
return(0);
}
if ( cmd == IP_FW_POLICY )
{
int *tmp_policy_ptr;
tmp_policy_ptr=(int *)m;
*policies[fwtype] = *tmp_policy_ptr;
return 0;
}
if ( cmd == IP_FW_CHECK )
{
struct device *viadev;
struct ip_fwpkt *ipfwp;
struct iphdr *ip;
if ( len != sizeof(struct ip_fwpkt) )
{
#ifdef DEBUG_IP_FIREWALL
printk("ip_fw_ctl: length=%d, expected %d\n",
len, sizeof(struct ip_fwpkt));
#endif
return( EINVAL );
}
ipfwp = (struct ip_fwpkt *)m;
ip = &(ipfwp->fwp_iph);
if ( !(viadev = dev_get(ipfwp->fwp_vianame)) ) {
#ifdef DEBUG_IP_FIREWALL
printk("ip_fw_ctl: invalid device \"%s\"\n", ipfwp->fwp_vianame);
#endif
return(EINVAL);
} else if ( viadev->pa_addr != ipfwp->fwp_via.s_addr ) {
#ifdef DEBUG_IP_FIREWALL
printk("ip_fw_ctl: device \"%s\" has another IP address\n",
ipfwp->fwp_vianame);
#endif
return(EINVAL);
} else if ( ip->ihl != sizeof(struct iphdr) / sizeof(int)) {
#ifdef DEBUG_IP_FIREWALL
printk("ip_fw_ctl: ip->ihl=%d, want %d\n",ip->ihl,
sizeof(struct iphdr)/sizeof(int));
#endif
return(EINVAL);
}
switch (ip_fw_chk(ip, viadev, NULL, *chains[fwtype],
*policies[fwtype], IP_FW_MODE_CHK))
{
case FW_ACCEPT:
return(0);
case FW_REDIRECT:
return(ECONNABORTED);
case FW_MASQUERADE:
return(ECONNRESET);
case FW_REJECT:
return(ECONNREFUSED);
default: /* FW_BLOCK */
return(ETIMEDOUT);
}
}
if ( cmd == IP_FW_MASQ_TIMEOUTS )
{
#ifdef CONFIG_IP_MASQUERADE
struct ip_fw_masq *masq;
if ( len != sizeof(struct ip_fw_masq) )
{
#ifdef DEBUG_IP_FIREWALL
printk("ip_fw_ctl (masq): length %d, expected %d\n",
len, sizeof(struct ip_fw_masq));
#endif
return( EINVAL );
}
masq = (struct ip_fw_masq *) m;
if (masq->tcp_timeout)
{
ip_masq_expire->tcp_timeout = masq->tcp_timeout;
}
if (masq->tcp_fin_timeout)
{
ip_masq_expire->tcp_fin_timeout = masq->tcp_fin_timeout;
}
if (masq->udp_timeout)
{
ip_masq_expire->udp_timeout = masq->udp_timeout;
}
return 0;
#else
return( EINVAL );
#endif
}
/*
* Here we really working hard-adding new elements
* to blocking/forwarding chains or deleting 'em
*/
if ( cmd == IP_FW_INSERT || cmd == IP_FW_APPEND || cmd == IP_FW_DELETE )
{
struct ip_fw *frwl;
int fwtype;
frwl=check_ipfw_struct(m,len);
if (frwl==NULL)
return (EINVAL);
fwtype = (stage & IP_FW_TYPE) >> IP_FW_SHIFT;
switch (cmd)
{
case IP_FW_INSERT:
return(insert_in_chain(chains[fwtype],frwl,len));
case IP_FW_APPEND:
return(append_to_chain(chains[fwtype],frwl,len));
case IP_FW_DELETE:
return(del_from_chain(chains[fwtype],frwl));
default:
/*
* Should be panic but... (Why are BSD people panic obsessed ??)
*/
#ifdef DEBUG_IP_FIREWALL
printk("ip_fw_ctl: unknown request %d\n",stage);
#endif
return(EINVAL);
}
}
#ifdef DEBUG_IP_FIREWALL
printk("ip_fw_ctl: unknown request %d\n",stage);
#endif
return(EINVAL);
}
