/*
* keypad controller should be initialized in the following sequence
* only, otherwise it might get into FSM stuck state.
*
* - Initialize keypad control parameters, like no. of rows, columns,
* timing values etc.,
* - configure rows and column gpios pull up/down.
* - set irq edge type.
* - enable the keypad controller.
*/
static int __devinit pmic8xxx_kp_probe(struct platform_device *pdev)
{
const struct pm8xxx_keypad_platform_data *pdata =
dev_get_platdata(&pdev->dev);
const struct matrix_keymap_data *keymap_data;
struct pmic8xxx_kp *kp;
int rc;
u8 ctrl_val;
struct pm_gpio kypd_drv = {
.direction = PM_GPIO_DIR_OUT,
.output_buffer = PM_GPIO_OUT_BUF_OPEN_DRAIN,
.output_value = 0,
.pull = PM_GPIO_PULL_NO,
.vin_sel = PM_GPIO_VIN_S4,
.out_strength = PM_GPIO_STRENGTH_LOW,
.function = PM_GPIO_FUNC_1,
.inv_int_pol = 1,
};
struct pm_gpio kypd_sns = {
.direction = PM_GPIO_DIR_IN,
.pull = PM_GPIO_PULL_UP_31P5,
.vin_sel = PM_GPIO_VIN_S4,
.out_strength = PM_GPIO_STRENGTH_NO,
.function = PM_GPIO_FUNC_NORMAL,
.inv_int_pol = 1,
};
if (!pdata || !pdata->num_cols || !pdata->num_rows ||
pdata->num_cols > PM8XXX_MAX_COLS ||
pdata->num_rows > PM8XXX_MAX_ROWS ||
pdata->num_cols < PM8XXX_MIN_COLS) {
dev_err(&pdev->dev, "invalid platform data\n");
return -EINVAL;
}
if (!pdata->scan_delay_ms ||
pdata->scan_delay_ms > MAX_SCAN_DELAY ||
pdata->scan_delay_ms < MIN_SCAN_DELAY ||
!is_power_of_2(pdata->scan_delay_ms)) {
dev_err(&pdev->dev, "invalid keypad scan time supplied\n");
return -EINVAL;
}
if (!pdata->row_hold_ns ||
pdata->row_hold_ns > MAX_ROW_HOLD_DELAY ||
pdata->row_hold_ns < MIN_ROW_HOLD_DELAY ||
((pdata->row_hold_ns % MIN_ROW_HOLD_DELAY) != 0)) {
dev_err(&pdev->dev, "invalid keypad row hold time supplied\n");
return -EINVAL;
}
if (!pdata->debounce_ms ||
((pdata->debounce_ms % 5) != 0) ||
pdata->debounce_ms > MAX_DEBOUNCE_TIME ||
pdata->debounce_ms < MIN_DEBOUNCE_TIME) {
dev_err(&pdev->dev, "invalid debounce time supplied\n");
return -EINVAL;
}
keymap_data = pdata->keymap_data;
if (!keymap_data) {
dev_err(&pdev->dev, "no keymap data supplied\n");
return -EINVAL;
}
kp = kzalloc(sizeof(*kp), GFP_KERNEL);
if (!kp)
return -ENOMEM;
platform_set_drvdata(pdev, kp);
kp->pdata = pdata;
kp->dev = &pdev->dev;
kp->input = input_allocate_device();
if (!kp->input) {
dev_err(&pdev->dev, "unable to allocate input device\n");
rc = -ENOMEM;
goto err_alloc_device;
}
kp->key_sense_irq = platform_get_irq(pdev, 0);
if (kp->key_sense_irq < 0) {
dev_err(&pdev->dev, "unable to get keypad sense irq\n");
rc = -ENXIO;
goto err_get_irq;
}
kp->key_stuck_irq = platform_get_irq(pdev, 1);
if (kp->key_stuck_irq < 0) {
dev_err(&pdev->dev, "unable to get keypad stuck irq\n");
rc = -ENXIO;
goto err_get_irq;
}
kp->input->name = pdata->input_name ? : "PMIC8XXX keypad";
kp->input->phys = pdata->input_phys_device ? : "pmic8xxx_keypad/input0";
kp->input->dev.parent = &pdev->dev;
kp->input->id.bustype = BUS_I2C;
kp->input->id.version = 0x0001;
kp->input->id.product = 0x0001;
kp->input->id.vendor = 0x0001;
kp->input->evbit[0] = BIT_MASK(EV_KEY);
if (pdata->rep)
__set_bit(EV_REP, kp->input->evbit);
kp->input->keycode = kp->keycodes;
kp->input->keycodemax = PM8XXX_MATRIX_MAX_SIZE;
kp->input->keycodesize = sizeof(kp->keycodes);
kp->input->open = pmic8xxx_kp_open;
kp->input->close = pmic8xxx_kp_close;
matrix_keypad_build_keymap(keymap_data, PM8XXX_ROW_SHIFT,
kp->input->keycode, kp->input->keybit);
input_set_capability(kp->input, EV_MSC, MSC_SCAN);
input_set_drvdata(kp->input, kp);
/* initialize keypad state */
memset(kp->keystate, 0xff, sizeof(kp->keystate));
memset(kp->stuckstate, 0xff, sizeof(kp->stuckstate));
rc = pmic8xxx_kpd_init(kp);
if (rc < 0) {
dev_err(&pdev->dev, "unable to initialize keypad controller\n");
goto err_get_irq;
}
rc = pmic8xxx_kp_config_gpio(pdata->cols_gpio_start,
pdata->num_cols, kp, &kypd_sns);
if (rc < 0) {
dev_err(&pdev->dev, "unable to configure keypad sense lines\n");
goto err_gpio_config;
}
rc = pmic8xxx_kp_config_gpio(pdata->rows_gpio_start,
pdata->num_rows, kp, &kypd_drv);
if (rc < 0) {
dev_err(&pdev->dev, "unable to configure keypad drive lines\n");
goto err_gpio_config;
}
rc = request_any_context_irq(kp->key_sense_irq, pmic8xxx_kp_irq,
IRQF_TRIGGER_RISING, "pmic-keypad", kp);
if (rc < 0) {
dev_err(&pdev->dev, "failed to request keypad sense irq\n");
goto err_get_irq;
}
rc = request_any_context_irq(kp->key_stuck_irq, pmic8xxx_kp_stuck_irq,
IRQF_TRIGGER_RISING, "pmic-keypad-stuck", kp);
if (rc < 0) {
dev_err(&pdev->dev, "failed to request keypad stuck irq\n");
goto err_req_stuck_irq;
}
rc = pmic8xxx_kp_read_u8(kp, &ctrl_val, KEYP_CTRL);
if (rc < 0) {
dev_err(&pdev->dev, "failed to read KEYP_CTRL register\n");
goto err_pmic_reg_read;
}
kp->ctrl_reg = ctrl_val;
rc = input_register_device(kp->input);
if (rc < 0) {
dev_err(&pdev->dev, "unable to register keypad input device\n");
goto err_pmic_reg_read;
}
device_init_wakeup(&pdev->dev, pdata->wakeup);
return 0;
err_pmic_reg_read:
free_irq(kp->key_stuck_irq, kp);
err_req_stuck_irq:
free_irq(kp->key_sense_irq, kp);
err_gpio_config:
err_get_irq:
input_free_device(kp->input);
err_alloc_device:
platform_set_drvdata(pdev, NULL);
kfree(kp);
return rc;
}
static int __devexit pmic8xxx_kp_remove(struct platform_device *pdev)
{
struct pmic8xxx_kp *kp = platform_get_drvdata(pdev);
device_init_wakeup(&pdev->dev, 0);
free_irq(kp->key_stuck_irq, kp);
free_irq(kp->key_sense_irq, kp);
input_unregister_device(kp->input);
kfree(kp);
platform_set_drvdata(pdev, NULL);
return 0;
}
#ifdef CONFIG_PM_SLEEP
static int pmic8xxx_kp_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct pmic8xxx_kp *kp = platform_get_drvdata(pdev);
struct input_dev *input_dev = kp->input;
if (device_may_wakeup(dev)) {
enable_irq_wake(kp->key_sense_irq);
} else {
mutex_lock(&input_dev->mutex);
if (input_dev->users)
pmic8xxx_kp_disable(kp);
mutex_unlock(&input_dev->mutex);
}
return 0;
}
static int pmic8xxx_kp_resume(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct pmic8xxx_kp *kp = platform_get_drvdata(pdev);
struct input_dev *input_dev = kp->input;
if (device_may_wakeup(dev)) {
disable_irq_wake(kp->key_sense_irq);
} else {
mutex_lock(&input_dev->mutex);
if (input_dev->users)
pmic8xxx_kp_enable(kp);
mutex_unlock(&input_dev->mutex);
}
return 0;
}
#endif
static SIMPLE_DEV_PM_OPS(pm8xxx_kp_pm_ops,
pmic8xxx_kp_suspend, pmic8xxx_kp_resume);
static struct platform_driver pmic8xxx_kp_driver = {
.probe = pmic8xxx_kp_probe,
.remove = __devexit_p(pmic8xxx_kp_remove),
.driver = {
.name = PM8XXX_KEYPAD_DEV_NAME,
.owner = THIS_MODULE,
.pm = &pm8xxx_kp_pm_ops,
},
};
static int __init pmic8xxx_kp_init(void)
{
return platform_driver_register(&pmic8xxx_kp_driver);
}
module_init(pmic8xxx_kp_init);
static void __exit pmic8xxx_kp_exit(void)
{
platform_driver_unregister(&pmic8xxx_kp_driver);
}
module_exit(pmic8xxx_kp_exit);
MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("PMIC8XXX keypad driver");
MODULE_VERSION("1.0");
MODULE_ALIAS("platform:pmic8xxx_keypad");
MODULE_AUTHOR("Trilok Soni <*****@*****.**>");
static int tcf_simp_dump(struct sk_buff *skb, struct tc_action *a,
int bind, int ref)
{
unsigned char *b = skb_tail_pointer(skb);
struct tcf_defact *d = to_defact(a);
struct tc_defact opt = {
.index = d->tcf_index,
.refcnt = d->tcf_refcnt - ref,
.bindcnt = d->tcf_bindcnt - bind,
.action = d->tcf_action,
};
struct tcf_t t;
if (nla_put(skb, TCA_DEF_PARMS, sizeof(opt), &opt) ||
nla_put_string(skb, TCA_DEF_DATA, d->tcfd_defdata))
goto nla_put_failure;
tcf_tm_dump(&t, &d->tcf_tm);
if (nla_put_64bit(skb, TCA_DEF_TM, sizeof(t), &t, TCA_DEF_PAD))
goto nla_put_failure;
return skb->len;
nla_put_failure:
nlmsg_trim(skb, b);
return -1;
}
static int tcf_simp_walker(struct net *net, struct sk_buff *skb,
struct netlink_callback *cb, int type,
const struct tc_action_ops *ops)
{
struct tc_action_net *tn = net_generic(net, simp_net_id);
return tcf_generic_walker(tn, skb, cb, type, ops);
}
static int tcf_simp_search(struct net *net, struct tc_action **a, u32 index)
{
struct tc_action_net *tn = net_generic(net, simp_net_id);
return tcf_hash_search(tn, a, index);
}
static struct tc_action_ops act_simp_ops = {
.kind = "simple",
.type = TCA_ACT_SIMP,
.owner = THIS_MODULE,
.act = tcf_simp,
.dump = tcf_simp_dump,
.cleanup = tcf_simp_release,
.init = tcf_simp_init,
.walk = tcf_simp_walker,
.lookup = tcf_simp_search,
.size = sizeof(struct tcf_defact),
};
static __net_init int simp_init_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, simp_net_id);
return tc_action_net_init(tn, &act_simp_ops, SIMP_TAB_MASK);
}
static void __net_exit simp_exit_net(struct net *net)
{
struct tc_action_net *tn = net_generic(net, simp_net_id);
tc_action_net_exit(tn);
}
static struct pernet_operations simp_net_ops = {
.init = simp_init_net,
.exit = simp_exit_net,
.id = &simp_net_id,
.size = sizeof(struct tc_action_net),
};
MODULE_AUTHOR("Jamal Hadi Salim(2005)");
MODULE_DESCRIPTION("Simple example action");
MODULE_LICENSE("GPL");
static int __init simp_init_module(void)
{
int ret = tcf_register_action(&act_simp_ops, &simp_net_ops);
if (!ret)
pr_info("Simple TC action Loaded\n");
return ret;
}
static void __exit simp_cleanup_module(void)
{
tcf_unregister_action(&act_simp_ops, &simp_net_ops);
}
module_init(simp_init_module);
module_exit(simp_cleanup_module);
int
exec_netbsd(const char *file, physaddr_t loadaddr, int boothowto, int floppy,
void (*callback)(void))
{
u_long boot_argv[BOOT_NARGS];
u_long marks[MARK_MAX];
struct btinfo_symtab btinfo_symtab;
u_long extmem;
u_long basemem;
#ifdef DEBUG
printf("exec: file=%s loadaddr=0x%lx\n",
file ? file : "NULL", loadaddr);
#endif
BI_ALLOC(32); /* ??? */
BI_ADD(&btinfo_console, BTINFO_CONSOLE, sizeof(struct btinfo_console));
howto = boothowto;
if (common_load_kernel(file, &basemem, &extmem, loadaddr, floppy, marks))
goto out;
boot_argv[0] = boothowto;
boot_argv[1] = 0;
boot_argv[2] = vtophys(bootinfo); /* old cyl offset */
boot_argv[3] = marks[MARK_END];
boot_argv[4] = extmem;
boot_argv[5] = basemem;
/* pull in any modules if necessary */
if (boot_modules_enabled) {
module_init(file);
if (btinfo_modulelist) {
BI_ADD(btinfo_modulelist, BTINFO_MODULELIST,
btinfo_modulelist_size);
}
}
userconf_init();
if (btinfo_userconfcommands != NULL)
BI_ADD(btinfo_userconfcommands, BTINFO_USERCONFCOMMANDS,
btinfo_userconfcommands_size);
#ifdef DEBUG
printf("Start @ 0x%lx [%ld=0x%lx-0x%lx]...\n", marks[MARK_ENTRY],
marks[MARK_NSYM], marks[MARK_SYM], marks[MARK_END]);
#endif
btinfo_symtab.nsym = marks[MARK_NSYM];
btinfo_symtab.ssym = marks[MARK_SYM];
btinfo_symtab.esym = marks[MARK_END];
BI_ADD(&btinfo_symtab, BTINFO_SYMTAB, sizeof(struct btinfo_symtab));
/* set new video mode if necessary */
vbe_commit();
BI_ADD(&btinfo_framebuffer, BTINFO_FRAMEBUFFER,
sizeof(struct btinfo_framebuffer));
if (callback != NULL)
(*callback)();
startprog(marks[MARK_ENTRY], BOOT_NARGS, boot_argv,
x86_trunc_page(basemem*1024));
panic("exec returned");
out:
BI_FREE();
bootinfo = 0;
return -1;
}
/* Interrupt handler */
static irqreturn_t omap4_keypad_interrupt(int irq, void *dev_id)
{
struct omap4_keypad *keypad_data = dev_id;
struct input_dev *input_dev = keypad_data->input;
unsigned char key_state[ARRAY_SIZE(keypad_data->key_state)];
unsigned int col, row, code, changed;
u32 *new_state = (u32 *) key_state;
/*
*/
wake_lock_timeout(&keypad_data->wlock, 1 * HZ);
*new_state = __raw_readl(keypad_data->base + OMAP4_KBD_FULLCODE31_0);
*(new_state + 1) = __raw_readl(keypad_data->base
+ OMAP4_KBD_FULLCODE63_32);
//
if(debug_mask) {
printk("========================================================\n");
printk("%s: [%#x][%#x]\n", __func__, *new_state, *(new_state+1));
printk("========================================================\n");
}
//
for (col = 0; col < keypad_data->cols; col++) {
changed = key_state[col] ^ keypad_data->key_state[col];
if (!changed)
continue;
for (row = 0; row < keypad_data->rows; row++) {
if (changed & (1 << row)) {
code = MATRIX_SCAN_CODE(row, col,
keypad_data->row_shift);
//
if(debug_mask) {
printk("%s: [changed][col][row][code] = [%#x][%d][%d][%d]\n", __func__, changed, col, row, code);
printk("========================================================\n");
}
//
//
#ifdef CONFIG_MACH_LGE_COSMO
if( keypad_data->keymap[code] && !atcmd_keylock) {
#else
if( keypad_data->keymap[code] ) {
#endif
//
input_event(input_dev, EV_MSC, MSC_SCAN, code);
input_report_key(input_dev,
keypad_data->keymap[code],
(bool)(key_state[col] & (1 << row)));
#ifdef CONFIG_MACH_LGE_U2 /* */
printk("[omap4-keypad] %s KEY %s\n",
(keypad_data->keymap[code] == KEY_VOLUMEUP) ? "Vol_UP" : ((keypad_data->keymap[code] == KEY_VOLUMEDOWN) ? "Vol_DOWN" : "HOME"),
(key_state[col] & (1 << row)) ? "PRESS" : "RELEASE" );
#else
printk("[omap4-keypad] %s KEY %s\n",
(keypad_data->keymap[code] == KEY_VOLUMEUP) ? "Vol_UP" : ((keypad_data->keymap[code] == KEY_VOLUMEDOWN) ? "Vol_DOWN" : "CAPTURE"),
(key_state[col] & (1 << row)) ? "PRESS" : "RELEASE" );
#endif
#ifdef CONFIG_INPUT_LGE_GKPD
gkpd_report_key(keypad_data->keymap[code], (bool)(key_state[col] & (1 << row)));
#endif
break;
}
/*
*/
#ifdef CONFIG_KEYBOARD_OMAP4_SAFEMODE
if (keypad_data->keymap[code] == KEY_VOLUMEUP) {
safemode_key = !!(key_state[col] & (1 << row));
}
#endif
}
}
}
input_sync(input_dev);
memcpy(keypad_data->key_state, key_state,
sizeof(keypad_data->key_state));
/* clear pending interrupts */
__raw_writel(__raw_readl(keypad_data->base + OMAP4_KBD_IRQSTATUS),
keypad_data->base + OMAP4_KBD_IRQSTATUS);
printk("#################################### %s is finished!!!!!\n", __func__);
return IRQ_HANDLED;
}
static int omap4_keypad_open(struct input_dev *input)
{
struct omap4_keypad *keypad_data = input_get_drvdata(input);
#ifdef KBD_DEBUG
printk("omap4-keypad: omap4_keypad_open \n");
#endif
pm_runtime_get_sync(input->dev.parent);
disable_irq(keypad_data->irq);
__raw_writel(OMAP4_DEF_CTRL_NOSOFTMODE |
(OMAP4_VAL_PVT << OMAP4_DEF_CTRL_PTV),
keypad_data->base + OMAP4_KBD_CTRL);
__raw_writel(OMAP4_VAL_DEBOUNCINGTIME,
keypad_data->base + OMAP4_KBD_DEBOUNCINGTIME);
/* Enable event IRQ*/
__raw_writel(OMAP4_DEF_IRQENABLE_EVENTEN,
keypad_data->base + OMAP4_KBD_IRQENABLE);
/* Enable event wkup*/
__raw_writel(OMAP4_DEF_WUP_EVENT_ENA,
keypad_data->base + OMAP4_KBD_WAKEUPENABLE);
/* clear pending interrupts */
__raw_writel(__raw_readl(keypad_data->base + OMAP4_KBD_IRQSTATUS),
keypad_data->base + OMAP4_KBD_IRQSTATUS);
enable_irq(keypad_data->irq);
return 0;
}
static void omap4_keypad_close(struct input_dev *input)
{
struct omap4_keypad *keypad_data = input_get_drvdata(input);
disable_irq(keypad_data->irq);
/* Disable interrupts */
__raw_writel(OMAP4_VAL_IRQDISABLE,
keypad_data->base + OMAP4_KBD_IRQENABLE);
/* clear pending interrupts */
__raw_writel(__raw_readl(keypad_data->base + OMAP4_KBD_IRQSTATUS),
keypad_data->base + OMAP4_KBD_IRQSTATUS);
enable_irq(keypad_data->irq);
#ifdef KBD_DEBUG
printk("omap4-keypad: omap4_keypad_close \n");
#endif
pm_runtime_put_sync(input->dev.parent);
}
static int __devinit omap4_keypad_probe(struct platform_device *pdev)
{
const struct omap4_keypad_platform_data *pdata;
struct omap4_keypad *keypad_data;
struct input_dev *input_dev;
struct resource *res;
resource_size_t size;
unsigned int row_shift, max_keys;
int irq;
int error;
/* platform data */
pdata = pdev->dev.platform_data;
if (!pdata) {
dev_err(&pdev->dev, "no platform data defined\n");
return -EINVAL;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_err(&pdev->dev, "no base address specified\n");
return -EINVAL;
}
irq = platform_get_irq(pdev, 0);
if (!irq) {
dev_err(&pdev->dev, "no keyboard irq assigned\n");
return -EINVAL;
}
if (!pdata->keymap_data) {
dev_err(&pdev->dev, "no keymap data defined\n");
return -EINVAL;
}
row_shift = get_count_order(pdata->cols);
max_keys = pdata->rows << row_shift;
keypad_data = kzalloc(sizeof(struct omap4_keypad) +
max_keys * sizeof(keypad_data->keymap[0]),
GFP_KERNEL);
if (!keypad_data) {
dev_err(&pdev->dev, "keypad_data memory allocation failed\n");
return -ENOMEM;
}
size = resource_size(res);
res = request_mem_region(res->start, size, pdev->name);
if (!res) {
dev_err(&pdev->dev, "can't request mem region\n");
error = -EBUSY;
goto err_free_keypad;
}
keypad_data->base = ioremap(res->start, resource_size(res));
if (!keypad_data->base) {
dev_err(&pdev->dev, "can't ioremap mem resource\n");
error = -ENOMEM;
goto err_release_mem;
}
keypad_data->irq = irq;
keypad_data->row_shift = row_shift;
keypad_data->rows = pdata->rows;
keypad_data->cols = pdata->cols;
keypad_data->keypad_pad_wkup = pdata->keypad_pad_wkup;
/* input device allocation */
keypad_data->input = input_dev = input_allocate_device();
if (!input_dev) {
error = -ENOMEM;
goto err_unmap;
}
input_dev->name = pdev->name;
input_dev->dev.parent = &pdev->dev;
input_dev->id.bustype = BUS_HOST;
input_dev->id.vendor = 0x0001;
input_dev->id.product = 0x0001;
input_dev->id.version = 0x0001;
input_dev->open = omap4_keypad_open;
input_dev->close = omap4_keypad_close;
input_dev->keycode = keypad_data->keymap;
input_dev->keycodesize = sizeof(keypad_data->keymap[0]);
input_dev->keycodemax = max_keys;
__set_bit(EV_KEY, input_dev->evbit);
__set_bit(EV_REP, input_dev->evbit);
input_set_capability(input_dev, EV_MSC, MSC_SCAN);
input_set_drvdata(input_dev, keypad_data);
matrix_keypad_build_keymap(pdata->keymap_data, row_shift,
input_dev->keycode, input_dev->keybit);
/*
*/
#if defined(CONFIG_MHL_INPUT_RCP)
hdmi_common_register_keys(input_dev);
#endif
/* */
#if defined(CONFIG_SND_OMAP_SOC_LGE_JACK)
__set_bit(KEY_HOOK, input_dev->keybit);
#endif
/* */
wake_lock_init(&keypad_data->wlock, WAKE_LOCK_SUSPEND, "omap4-keypad");
/*
* Set irq level detection for mpu. Edge event are missed
* in gic if the mpu is in low power and keypad event
* is a wakeup.
*/
error = request_irq(keypad_data->irq, omap4_keypad_interrupt,
IRQF_TRIGGER_HIGH,
"omap4-keypad", keypad_data);
if (error) {
dev_err(&pdev->dev, "failed to register interrupt\n");
goto err_free_input;
}
enable_irq_wake(OMAP44XX_IRQ_KBD_CTL);
pm_runtime_enable(&pdev->dev);
error = input_register_device(keypad_data->input);
if (error < 0) {
dev_err(&pdev->dev, "failed to register input device\n");
goto err_pm_disable;
}
platform_set_drvdata(pdev, keypad_data);
/*
*/
#ifdef CONFIG_KEYBOARD_OMAP4_SAFEMODE
error = device_create_file(&pdev->dev, &dev_attr_key_saving);
if (error < 0) {
dev_warn(&pdev->dev, "failed to create sysfs for key_saving\n");
}
#endif
//
error = device_create_file(&pdev->dev, &dev_attr_keypad_debug);
if (error < 0) {
dev_warn(&pdev->dev, "failed to create sysfs for keypad_debug\n");
}
//
//
#ifdef CONFIG_MACH_LGE_COSMO
error = device_create_file(&pdev->dev, &dev_attr_keylock);
if (error) {
printk( "keypad: keylock create file: Fail\n");
device_remove_file(&pdev->dev, &dev_attr_keylock);
}
#endif
//
/* */
#ifdef CONFIG_MACH_LGE
lge_input_set(input_dev);
#endif
return 0;
err_pm_disable:
pm_runtime_disable(&pdev->dev);
free_irq(keypad_data->irq, keypad_data);
/* */
wake_lock_destroy(&keypad_data->wlock);
err_free_input:
input_free_device(input_dev);
err_unmap:
iounmap(keypad_data->base);
err_release_mem:
release_mem_region(res->start, size);
err_free_keypad:
kfree(keypad_data);
return error;
}
static int __devexit omap4_keypad_remove(struct platform_device *pdev)
{
struct omap4_keypad *keypad_data = platform_get_drvdata(pdev);
struct resource *res;
//
device_remove_file(&pdev->dev, &dev_attr_keypad_debug);
//
//
#ifdef CONFIG_MACH_LGE_COSMO
device_remove_file(&pdev->dev, &dev_attr_keylock);
#endif
//
/*
*/
#ifdef CONFIG_KEYBOARD_OMAP4_SAFEMODE
device_remove_file(&pdev->dev, &dev_attr_key_saving);
#endif
free_irq(keypad_data->irq, keypad_data);
/* */
wake_lock_destroy(&keypad_data->wlock);
pm_runtime_disable(&pdev->dev);
input_unregister_device(keypad_data->input);
iounmap(keypad_data->base);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
release_mem_region(res->start, resource_size(res));
kfree(keypad_data);
platform_set_drvdata(pdev, NULL);
return 0;
}
static int omap4_keypad_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct omap4_keypad *keypad_data = platform_get_drvdata(pdev);
if (keypad_data->keypad_pad_wkup)
keypad_data->keypad_pad_wkup(1);
return 0;
}
static int omap4_keypad_resume(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct omap4_keypad *keypad_data = platform_get_drvdata(pdev);
if (keypad_data->keypad_pad_wkup)
keypad_data->keypad_pad_wkup(0);
return 0;
}
static const struct dev_pm_ops omap4_keypad_pm_ops = {
.suspend = omap4_keypad_suspend,
.resume = omap4_keypad_resume,
};
static struct platform_driver omap4_keypad_driver = {
.probe = omap4_keypad_probe,
.remove = __devexit_p(omap4_keypad_remove),
.driver = {
.name = "omap4-keypad",
.owner = THIS_MODULE,
.pm = &omap4_keypad_pm_ops,
},
};
static int __init omap4_keypad_init(void)
{
return platform_driver_register(&omap4_keypad_driver);
}
module_init(omap4_keypad_init);
static void __exit omap4_keypad_exit(void)
{
platform_driver_unregister(&omap4_keypad_driver);
}
static void
ipt_logfn(unsigned int hooknum,
const struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
const char *prefix)
{
struct ipt_log_info loginfo = {
.level = 0,
.logflags = IPT_LOG_MASK,
.prefix = ""
};
ipt_log_packet(hooknum, skb, in, out, &loginfo, KERN_WARNING, prefix);
}
static int ipt_log_checkentry(const char *tablename,
const struct ipt_entry *e,
void *targinfo,
unsigned int targinfosize,
unsigned int hook_mask)
{
const struct ipt_log_info *loginfo = targinfo;
if (targinfosize != IPT_ALIGN(sizeof(struct ipt_log_info))) {
DEBUGP("LOG: targinfosize %u != %u\n",
targinfosize, IPT_ALIGN(sizeof(struct ipt_log_info)));
return 0;
}
if (loginfo->level >= 8) {
DEBUGP("LOG: level %u >= 8\n", loginfo->level);
return 0;
}
if (loginfo->prefix[sizeof(loginfo->prefix)-1] != '\0') {
DEBUGP("LOG: prefix term %i\n",
loginfo->prefix[sizeof(loginfo->prefix)-1]);
return 0;
}
return 1;
}
static struct ipt_target ipt_log_reg = {
.name = "LOG",
.target = ipt_log_target,
.checkentry = ipt_log_checkentry,
.me = THIS_MODULE,
};
static int __init init(void)
{
if (ipt_register_target(&ipt_log_reg))
return -EINVAL;
if (nflog)
nf_log_register(PF_INET, &ipt_logfn);
return 0;
}
static void __exit fini(void)
{
if (nflog)
nf_log_unregister(PF_INET, &ipt_logfn);
ipt_unregister_target(&ipt_log_reg);
}
module_init(init);
module_exit(fini);
static irqreturn_t powerbutton_irq(int irq, void *_pwr)
{
struct twl6030_pwr_button *pwr = _pwr;
int hw_state;
int pwr_val;
static int prev_hw_state = 0xFFFF;
static int push_release_flag;
hw_state = twl6030_readb(pwr, TWL6030_MODULE_ID0, STS_HW_CONDITIONS);
pwr_val = !(hw_state & PWR_PWRON_IRQ);
printk("%s: power button status %d\n", __func__, pwr_val);
//[email protected] => [START] keylock command
#if defined(CONFIG_MACH_LGE_COSMO) || defined(CONFIG_MACH_LGE_CX2)
if ((prev_hw_state != pwr_val) && (prev_hw_state != 0xFFFF) && (!atcmd_keylock)) {
#else
if ((prev_hw_state != pwr_val) && (prev_hw_state != 0xFFFF)) {
#endif
//[email protected] <= [END]
push_release_flag = 0;
input_report_key(pwr->input_dev, pwr->report_key, pwr_val);
input_sync(pwr->input_dev);
//[email protected] => [START] keylock command
#if defined(CONFIG_MACH_LGE_COSMO) || defined(CONFIG_MACH_LGE_CX2)
} else if ((!push_release_flag) && (!atcmd_keylock)) {
#else
} else if (!push_release_flag) {
#endif
//[email protected] <= [END]
push_release_flag = 1;
input_report_key(pwr->input_dev, pwr->report_key, !pwr_val);
input_sync(pwr->input_dev);
msleep(20);
input_report_key(pwr->input_dev, pwr->report_key, pwr_val);
input_sync(pwr->input_dev);
} else
push_release_flag = 0;
prev_hw_state = pwr_val;
return IRQ_HANDLED;
}
static int __devinit twl6030_pwrbutton_probe(struct platform_device *pdev)
{
struct twl6030_pwr_button *pwr_button;
int irq = platform_get_irq(pdev, 0);
int err = -ENODEV;
pr_info("%s: Enter\n", __func__);
pwr_button = kzalloc(sizeof(struct twl6030_pwr_button), GFP_KERNEL);
if (!pwr_button)
return -ENOMEM;
pwr_button->input_dev = input_allocate_device();
if (!pwr_button->input_dev) {
dev_dbg(&pdev->dev, "Can't allocate power button\n");
goto input_error;
}
__set_bit(EV_KEY, pwr_button->input_dev->evbit);
pwr_button->report_key = KEY_POWER;
pwr_button->dev = &pdev->dev;
pwr_button->input_dev->evbit[0] = BIT_MASK(EV_KEY);
pwr_button->input_dev->keybit[BIT_WORD(pwr_button->report_key)] =
BIT_MASK(pwr_button->report_key);
pwr_button->input_dev->name = "twl6030_pwrbutton";
pwr_button->input_dev->phys = "twl6030_pwrbutton/input0";
pwr_button->input_dev->dev.parent = &pdev->dev;
err = request_threaded_irq(irq, NULL, powerbutton_irq,
IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
"twl6030_pwrbutton", pwr_button);
if (err < 0) {
dev_dbg(&pdev->dev, "Can't get IRQ for pwrbutton: %d\n", err);
goto free_input_dev;
}
err = input_register_device(pwr_button->input_dev);
if (err) {
dev_dbg(&pdev->dev, "Can't register power button: %d\n", err);
goto free_irq;
}
twl6030_interrupt_unmask(0x01, REG_INT_MSK_LINE_A);
twl6030_interrupt_unmask(0x01, REG_INT_MSK_STS_A);
platform_set_drvdata(pdev, pwr_button);
return 0;
free_irq:
free_irq(irq, NULL);
free_input_dev:
input_free_device(pwr_button->input_dev);
input_error:
kfree(pwr_button);
return err;
}
static int __devexit twl6030_pwrbutton_remove(struct platform_device *pdev)
{
struct input_dev *pwr = platform_get_drvdata(pdev);
int irq = platform_get_irq(pdev, 0);
free_irq(irq, pwr);
input_unregister_device(pwr);
return 0;
}
struct platform_driver twl6030_pwrbutton_driver = {
.probe = twl6030_pwrbutton_probe,
.remove = __devexit_p(twl6030_pwrbutton_remove),
.driver = {
.name = "twl6030_pwrbutton",
.owner = THIS_MODULE,
},
};
static int __init twl6030_pwrbutton_init(void)
{
return platform_driver_register(&twl6030_pwrbutton_driver);
}
module_init(twl6030_pwrbutton_init);
static void __exit twl6030_pwrbutton_exit(void)
{
platform_driver_unregister(&twl6030_pwrbutton_driver);
}
/* Returns 1 if ok, 0 if error in module and
-1 if module wasn't found */
static int module_load_name(const char *path, const char *rootmodule,
const char *submodule, int silent)
{
void (*module_init) (void);
void (*module_deinit) (void);
GModule *gmodule;
MODULE_REC *module;
MODULE_FILE_REC *rec;
gpointer value1, value2;
char *initfunc, *deinitfunc;
int found;
gmodule = module_open(path, &found);
if (gmodule == NULL) {
if (!silent || found) {
module_error(MODULE_ERROR_LOAD, g_module_error(),
rootmodule, submodule);
}
return found ? 0 : -1;
}
/* get the module's init() and deinit() functions */
initfunc = module_get_func(rootmodule, submodule, "init");
deinitfunc = module_get_func(rootmodule, submodule, "deinit");
found = g_module_symbol(gmodule, initfunc, &value1) &&
g_module_symbol(gmodule, deinitfunc, &value2);
g_free(initfunc);
g_free(deinitfunc);
module_init = value1;
module_deinit = value2;
if (!found) {
module_error(MODULE_ERROR_INVALID, NULL,
rootmodule, submodule);
g_module_close(gmodule);
return 0;
}
/* Call the module's init() function - it should register itself
with module_register() function, abort if it doesn't. */
module_init();
module = module_find(rootmodule);
rec = module == NULL ? NULL :
strcmp(rootmodule, submodule) == 0 ?
module_file_find(module, "core") :
module_file_find(module, submodule);
if (rec == NULL) {
rec = module_register_full(rootmodule, submodule, NULL);
rec->gmodule = gmodule;
module_file_unload(rec);
module_error(MODULE_ERROR_INVALID, NULL,
rootmodule, submodule);
return 0;
}
rec->module_deinit = module_deinit;
rec->gmodule = gmodule;
rec->initialized = TRUE;
settings_check_module(rec->defined_module_name);
signal_emit("module loaded", 2, rec->root, rec);
return 1;
}
static int
mxc_wdt_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, unsigned long arg)
{
int new_margin;
int bootr;
static struct watchdog_info ident = {
.identity = "MXC Watchdog",
.options = WDIOF_SETTIMEOUT,
.firmware_version = 0,
};
switch (cmd) {
default:
return -ENOIOCTLCMD;
case WDIOC_GETSUPPORT:
return copy_to_user((struct watchdog_info __user *)arg, &ident,
sizeof(ident));
case WDIOC_GETSTATUS:
return put_user(0, (int __user *)arg);
case WDIOC_GETBOOTSTATUS:
bootr = mxc_wdt_get_bootreason(wdt_base_reg);
return put_user(bootr, (int __user *)arg);
case WDIOC_KEEPALIVE:
mxc_wdt_ping(wdt_base_reg);
return 0;
case WDIOC_SETTIMEOUT:
if (get_user(new_margin, (int __user *)arg))
return -EFAULT;
mxc_wdt_adjust_timeout(new_margin);
mxc_wdt_disable(wdt_base_reg);
mxc_wdt_set_timeout(wdt_base_reg);
mxc_wdt_enable(wdt_base_reg);
mxc_wdt_ping(wdt_base_reg);
return 0;
case WDIOC_GETTIMEOUT:
mxc_wdt_ping(wdt_base_reg);
new_margin = mxc_wdt_get_timeout(wdt_base_reg);
return put_user(new_margin, (int __user *)arg);
}
}
static struct file_operations mxc_wdt_fops = {
.owner = THIS_MODULE,
.write = mxc_wdt_write,
.ioctl = mxc_wdt_ioctl,
.open = mxc_wdt_open,
.release = mxc_wdt_release,
};
static struct miscdevice mxc_wdt_miscdev = {
.minor = WATCHDOG_MINOR,
.name = "watchdog",
.fops = &mxc_wdt_fops
};
static int __init mxc_wdt_probe(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct resource *res, *mem;
int ret;
/* reserve static register mappings */
res = platform_get_resource(pdev, IORESOURCE_MEM, dev_num);
if (!res)
return -ENOENT;
mem = request_mem_region(res->start, res->end - res->start + 1,
pdev->name);
if (mem == NULL)
return -EBUSY;
dev_set_drvdata(dev, mem);
wdt_base_reg = IO_ADDRESS(res->start);
mxc_wdt_disable(wdt_base_reg);
mxc_wdt_adjust_timeout(timer_margin);
mxc_wdt_users = 0;
mxc_wdt_miscdev.dev = dev;
ret = misc_register(&mxc_wdt_miscdev);
if (ret)
goto fail;
pr_info("MXC Watchdog # %d Timer: initial timeout %d sec\n", dev_num,
timer_margin);
return 0;
fail:
release_resource(mem);
pr_info("MXC Watchdog Probe failed\n");
return ret;
}
static void mxc_wdt_shutdown(struct device *dev)
{
struct resource *res = dev_get_drvdata(dev);
mxc_wdt_disable(res->start);
pr_info("MXC Watchdog # %d shutdown\n", dev_num);
}
static int __exit mxc_wdt_remove(struct device *dev)
{
struct resource *mem = dev_get_drvdata(dev);
misc_deregister(&mxc_wdt_miscdev);
release_resource(mem);
pr_info("MXC Watchdog # %d removed\n", dev_num);
return 0;
}
#ifdef CONFIG_PM
/* REVISIT ... not clear this is the best way to handle system suspend; and
* it's very inappropriate for selective device suspend (e.g. suspending this
* through sysfs rather than by stopping the watchdog daemon). Also, this
* may not play well enough with NOWAYOUT...
*/
static int mxc_wdt_suspend(struct device *dev, u32 state, u32 level)
{
struct resource *res = dev_get_drvdata(dev);
if (level == SUSPEND_POWER_DOWN && mxc_wdt_users)
mxc_wdt_disable(res->start);
return 0;
}
static int mxc_wdt_resume(struct device *dev, u32 level)
{
struct resource *res = dev_get_drvdata(dev);
if (level == RESUME_POWER_ON && mxc_wdt_users) {
mxc_wdt_enable(res->start);
mxc_wdt_ping(res->start);
}
return 0;
}
#else
#define mxc_wdt_suspend NULL
#define mxc_wdt_resume NULL
#endif
static struct device_driver mxc_wdt_driver = {
.name = "mxc_wdt",
.bus = &platform_bus_type,
.probe = mxc_wdt_probe,
.shutdown = mxc_wdt_shutdown,
.remove = __exit_p(mxc_wdt_remove),
.suspend = mxc_wdt_suspend,
.resume = mxc_wdt_resume,
};
static int __init mxc_wdt_init(void)
{
pr_info("MXC WatchDog Driver %s\n", DVR_VER);
if ((timer_margin < TIMER_MARGIN_MIN) ||
(timer_margin > TIMER_MARGIN_MAX)) {
pr_info("MXC watchdog error. wrong timer_margin %d\n",
timer_margin);
pr_info(" Range: %d to %d seconds\n", TIMER_MARGIN_MIN,
TIMER_MARGIN_MAX);
return -EINVAL;
}
return driver_register(&mxc_wdt_driver);
}
static void __exit mxc_wdt_exit(void)
{
driver_unregister(&mxc_wdt_driver);
pr_info("MXC WatchDog Driver removed\n");
}
module_init(mxc_wdt_init);
module_exit(mxc_wdt_exit);
MODULE_AUTHOR("Freescale Semiconductor, Inc.");
MODULE_LICENSE("GPL");
MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
}
# 61 "/scratch/jmg3/rodinia_3.0/openmp/srad/srad_v1/resize.c"
output[j*output_rows+i] = input[j2*input_rows+i2];
# 62 "/scratch/jmg3/rodinia_3.0/openmp/srad/srad_v1/resize.c"
}
# 63 "/scratch/jmg3/rodinia_3.0/openmp/srad/srad_v1/resize.c"
}
# 64 "/scratch/jmg3/rodinia_3.0/openmp/srad/srad_v1/resize.c"
# 65 "/scratch/jmg3/rodinia_3.0/openmp/srad/srad_v1/resize.c"
}
# 66 "/scratch/jmg3/rodinia_3.0/openmp/srad/srad_v1/resize.c"
# 67 "/scratch/jmg3/rodinia_3.0/openmp/srad/srad_v1/resize.c"
}
static int module_init() {
init_module(10788734578353475988UL, 2, 1, 0, 1, 1, 0, 1, 0, 0, 0,
&____alias_loc_id_0, (unsigned)12, (unsigned)0, (unsigned)0, (10788734578353475988UL + 1UL), (10788734578353475988UL + 2UL), (10788734578353475988UL + 3UL), (10788734578353475988UL + 4UL), (10788734578353475988UL + 5UL), (10788734578353475988UL + 6UL), (10788734578353475988UL + 7UL), (10788734578353475988UL + 8UL), (10788734578353475988UL + 9UL), (10788734578353475988UL + 10UL), (10788734578353475988UL + 11UL), (10788734578353475988UL + 171UL),
"resize", 0, "_Z6resizePfiiS_iii", "_Z10resize_npmPfiiS_iii", 0, 7, (10788734578353475988UL + 168UL), 0UL, 0UL, (10788734578353475988UL + 171UL), 0UL, 0UL, 0UL, 0UL, 0,
"resize", &(____chimes_does_checkpoint_resize_npm),
(10788734578353475988UL + 1UL), (10788734578353475988UL + 168UL),
(10788734578353475988UL + 4UL), (10788734578353475988UL + 171UL),
"resize", "_Z6resizePfiiS_iii", 0, 0);
return 0;
}
static const int __libchimes_module_init = module_init();
static int choke_dump(struct Qdisc *sch, struct sk_buff *skb)
{
struct choke_sched_data *q = qdisc_priv(sch);
struct nlattr *opts = NULL;
struct tc_red_qopt opt = {
.limit = q->limit,
.flags = q->flags,
.qth_min = q->parms.qth_min >> q->parms.Wlog,
.qth_max = q->parms.qth_max >> q->parms.Wlog,
.Wlog = q->parms.Wlog,
.Plog = q->parms.Plog,
.Scell_log = q->parms.Scell_log,
};
opts = nla_nest_start(skb, TCA_OPTIONS);
if (opts == NULL)
goto nla_put_failure;
if (nla_put(skb, TCA_CHOKE_PARMS, sizeof(opt), &opt) ||
nla_put_u32(skb, TCA_CHOKE_MAX_P, q->parms.max_P))
goto nla_put_failure;
return nla_nest_end(skb, opts);
nla_put_failure:
nla_nest_cancel(skb, opts);
return -EMSGSIZE;
}
static int choke_dump_stats(struct Qdisc *sch, struct gnet_dump *d)
{
struct choke_sched_data *q = qdisc_priv(sch);
struct tc_choke_xstats st = {
.early = q->stats.prob_drop + q->stats.forced_drop,
.marked = q->stats.prob_mark + q->stats.forced_mark,
.pdrop = q->stats.pdrop,
.other = q->stats.other,
.matched = q->stats.matched,
};
return gnet_stats_copy_app(d, &st, sizeof(st));
}
static void choke_destroy(struct Qdisc *sch)
{
struct choke_sched_data *q = qdisc_priv(sch);
tcf_destroy_chain(&q->filter_list);
choke_free(q->tab);
}
static struct Qdisc *choke_leaf(struct Qdisc *sch, unsigned long arg)
{
return NULL;
}
static unsigned long choke_get(struct Qdisc *sch, u32 classid)
{
return 0;
}
static void choke_put(struct Qdisc *q, unsigned long cl)
{
}
static unsigned long choke_bind(struct Qdisc *sch, unsigned long parent,
u32 classid)
{
return 0;
}
static struct tcf_proto __rcu **choke_find_tcf(struct Qdisc *sch,
unsigned long cl)
{
struct choke_sched_data *q = qdisc_priv(sch);
if (cl)
return NULL;
return &q->filter_list;
}
static int choke_dump_class(struct Qdisc *sch, unsigned long cl,
struct sk_buff *skb, struct tcmsg *tcm)
{
tcm->tcm_handle |= TC_H_MIN(cl);
return 0;
}
static void choke_walk(struct Qdisc *sch, struct qdisc_walker *arg)
{
if (!arg->stop) {
if (arg->fn(sch, 1, arg) < 0) {
arg->stop = 1;
return;
}
arg->count++;
}
}
static const struct Qdisc_class_ops choke_class_ops = {
.leaf = choke_leaf,
.get = choke_get,
.put = choke_put,
.tcf_chain = choke_find_tcf,
.bind_tcf = choke_bind,
.unbind_tcf = choke_put,
.dump = choke_dump_class,
.walk = choke_walk,
};
static struct sk_buff *choke_peek_head(struct Qdisc *sch)
{
struct choke_sched_data *q = qdisc_priv(sch);
return (q->head != q->tail) ? q->tab[q->head] : NULL;
}
static struct Qdisc_ops choke_qdisc_ops __read_mostly = {
.id = "choke",
.priv_size = sizeof(struct choke_sched_data),
.enqueue = choke_enqueue,
.dequeue = choke_dequeue,
.peek = choke_peek_head,
.drop = choke_drop,
.init = choke_init,
.destroy = choke_destroy,
.reset = choke_reset,
.change = choke_change,
.dump = choke_dump,
.dump_stats = choke_dump_stats,
.owner = THIS_MODULE,
};
static int __init choke_module_init(void)
{
return register_qdisc(&choke_qdisc_ops);
}
static void __exit choke_module_exit(void)
{
unregister_qdisc(&choke_qdisc_ops);
}
module_init(choke_module_init)
module_exit(choke_module_exit)
MODULE_LICENSE("GPL");
static int __devinit sil680_init_one(struct pci_dev *pdev,
const struct pci_device_id *id)
{
static const struct ata_port_info info = {
.flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = 0x1f,
.mwdma_mask = 0x07,
.udma_mask = ATA_UDMA6,
.port_ops = &sil680_port_ops
};
static const struct ata_port_info info_slow = {
.flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = 0x1f,
.mwdma_mask = 0x07,
.udma_mask = ATA_UDMA5,
.port_ops = &sil680_port_ops
};
const struct ata_port_info *ppi[] = { &info, NULL };
static int printed_version;
struct ata_host *host;
void __iomem *mmio_base;
int rc, try_mmio;
if (!printed_version++)
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
rc = pcim_enable_device(pdev);
if (rc)
return rc;
switch (sil680_init_chip(pdev, &try_mmio)) {
case 0:
ppi[0] = &info_slow;
break;
case 0x30:
return -ENODEV;
}
if (!try_mmio)
goto use_ioports;
/* Try to acquire MMIO resources and fallback to PIO if
* that fails
*/
rc = pcim_iomap_regions(pdev, 1 << SIL680_MMIO_BAR, DRV_NAME);
if (rc)
goto use_ioports;
/* Allocate host and set it up */
host = ata_host_alloc_pinfo(&pdev->dev, ppi, 2);
if (!host)
return -ENOMEM;
host->iomap = pcim_iomap_table(pdev);
/* Setup DMA masks */
rc = pci_set_dma_mask(pdev, ATA_DMA_MASK);
if (rc)
return rc;
rc = pci_set_consistent_dma_mask(pdev, ATA_DMA_MASK);
if (rc)
return rc;
pci_set_master(pdev);
/* Get MMIO base and initialize port addresses */
mmio_base = host->iomap[SIL680_MMIO_BAR];
host->ports[0]->ioaddr.bmdma_addr = mmio_base + 0x00;
host->ports[0]->ioaddr.cmd_addr = mmio_base + 0x80;
host->ports[0]->ioaddr.ctl_addr = mmio_base + 0x8a;
host->ports[0]->ioaddr.altstatus_addr = mmio_base + 0x8a;
ata_sff_std_ports(&host->ports[0]->ioaddr);
host->ports[1]->ioaddr.bmdma_addr = mmio_base + 0x08;
host->ports[1]->ioaddr.cmd_addr = mmio_base + 0xc0;
host->ports[1]->ioaddr.ctl_addr = mmio_base + 0xca;
host->ports[1]->ioaddr.altstatus_addr = mmio_base + 0xca;
ata_sff_std_ports(&host->ports[1]->ioaddr);
/* Register & activate */
return ata_host_activate(host, pdev->irq, ata_sff_interrupt,
IRQF_SHARED, &sil680_sht);
use_ioports:
return ata_pci_sff_init_one(pdev, ppi, &sil680_sht, NULL);
}
#ifdef CONFIG_PM
static int sil680_reinit_one(struct pci_dev *pdev)
{
struct ata_host *host = dev_get_drvdata(&pdev->dev);
int try_mmio, rc;
rc = ata_pci_device_do_resume(pdev);
if (rc)
return rc;
sil680_init_chip(pdev, &try_mmio);
ata_host_resume(host);
return 0;
}
#endif
static const struct pci_device_id sil680[] = {
{ PCI_VDEVICE(CMD, PCI_DEVICE_ID_SII_680), },
{ },
};
static struct pci_driver sil680_pci_driver = {
.name = DRV_NAME,
.id_table = sil680,
.probe = sil680_init_one,
.remove = ata_pci_remove_one,
#ifdef CONFIG_PM
.suspend = ata_pci_device_suspend,
.resume = sil680_reinit_one,
#endif
};
static int __init sil680_init(void)
{
return pci_register_driver(&sil680_pci_driver);
}
static void __exit sil680_exit(void)
{
pci_unregister_driver(&sil680_pci_driver);
}
MODULE_AUTHOR("Alan Cox");
MODULE_DESCRIPTION("low-level driver for SI680 PATA");
MODULE_LICENSE("GPL");
MODULE_DEVICE_TABLE(pci, sil680);
MODULE_VERSION(DRV_VERSION);
module_init(sil680_init);
module_exit(sil680_exit);
static void esmtpparent()
{
unsigned i;
fd_set fdc, fds;
time_t current_time;
libmail_changeuidgid(MAILUID, MAILGID);
module_init(&terminated_child);
if ((info=(struct esmtpchildinfo *)malloc(sizeof(*info)*
module_nchildren)) == 0)
clog_msg_errno();
for (i=0; i<module_nchildren; i++)
{
info[i].pid= -1;
info[i].cmdpipe= -1;
info[i].host=0;
info[i].pendel=0;
}
if (pipe(completionpipe) < 0)
clog_msg_errno();
if ((childresultpipe=fdopen(completionpipe[0], "r")) == 0)
clog_msg_errno();
FD_ZERO(&fdc);
FD_SET(0, &fdc);
FD_SET(completionpipe[0], &fdc);
mybuf_init(&courierdbuf, 0);
mybuf_init(&childbuf, completionpipe[0]);
module_blockset();
time(¤t_time);
for (;;)
{
time_t wait_time;
struct timeval tv;
wait_time=0;
for (i=0; i<module_nchildren; i++)
{
if (!ESMTP_IDLE(&info[i])) continue;
if (info[i].termtime <= current_time)
{
close(info[i].cmdpipe);
info[i].cmdpipe= -1;
continue;
}
if (wait_time == 0 || info[i].termtime < wait_time)
wait_time=info[i].termtime;
}
if (wait_time)
{
tv.tv_sec= wait_time - current_time;
tv.tv_usec=0;
}
fds=fdc;
module_blockclr();
while (select(completionpipe[0]+1, &fds, (fd_set *)0, (fd_set *)0,
(wait_time ? &tv:(struct timeval *)0)) < 0)
{
if (errno != EINTR) clog_msg_errno();
}
module_blockset();
time(¤t_time);
if (FD_ISSET(completionpipe[0], &fds))
{
char *line;
do
{
pid_t p;
line=module_getline( &call_mybuf_get,
&childbuf);
if (parse_ack(line, &i, &p) ||
i >= module_nchildren ||
(p == info[i].pid &&
!ESMTP_BUSY(&info[i])))
{
clog_msg_start_err();
clog_msg_str("INVALID message from child process.");
clog_msg_send();
_exit(0);
}
if (p != info[i].pid) continue;
info[i].isbusy=0;
info[i].termtime=current_time + esmtpkeepalive;
if (info[i].pendel)
{
free(info[i].pendel);
info[i].pendel=0;
}
module_completed(i, module_delids[i]);
} while (mybuf_more(&childbuf));
}
if (!FD_ISSET(0, &fds)) continue;
do
{
char **cols;
const char *hostp;
size_t hostplen;
time_t misctime;
unsigned j;
char *line;
line=module_getline( &call_mybuf_get, &courierdbuf);
if (!line)
{
module_restore();
/*
** If all processes are idle, wait for them
** to finish normally. Otherwise, kill
** the processes.
*/
for (j=0; j<module_nchildren; j++)
if (ESMTP_BUSY(&info[j]))
break;
if (j < module_nchildren)
{
for (j=0; j<module_nchildren; j++)
if (info[j].pid > 0)
kill(info[j].pid,
SIGTERM);
}
else
{
int waitstat;
for (j=0; j<module_nchildren; j++)
{
if (info[j].cmdpipe > 0)
{
close(info[j].cmdpipe);
info[j].cmdpipe= -1;
}
}
while (wait(&waitstat) != -1 ||
errno == EINTR)
;
}
_exit(0);
}
cols=module_parsecols(line);
if (!cols) _exit(0);
hostp=MODULEDEL_HOST(cols);
for (hostplen=0; hostp[hostplen] &&
hostp[hostplen] != '\t'; hostplen++)
;
for (i=0; i<module_nchildren; i++)
{
if (!ESMTP_IDLE(&info[i])) continue;
if (memcmp(info[i].host, hostp, hostplen) == 0
&& info[i].host[hostplen] == 0)
break;
}
if (i < module_nchildren) /* Reuse a process */
{
send_child(i, line, cols);
continue;
}
for (i=0; i<module_nchildren; i++)
if (ESMTP_NOCHILD(&info[i])) break;
if (i < module_nchildren) /* We can fork */
{
start_child(i, line, cols);
send_child(i, line, cols);
continue;
}
/*
** Find a process that's been idled the longest,
** and reuse that one.
*/
misctime=0;
j=0;
for (i=0; i<module_nchildren; i++)
{
if (ESMTP_IDLE(&info[i]) &&
(misctime == 0 || misctime >
info[i].termtime))
{
j=i;
misctime=info[i].termtime;
}
}
if (misctime)
{
if (info[j].pendel)
{
clog_msg_start_err();
clog_msg_str("INTERNAL ERROR: unexpected scheduled delivery.");
clog_msg_send();
_exit(1);
}
info[j].pendel=strcpy(
courier_malloc(strlen(line)+1),
line);
close(info[j].cmdpipe);
info[j].cmdpipe= -1;
continue;
}
/* The ONLY remaining possibility is something in
** the TERMINATING stage, without another delivery
** already scheduled for that slot.
*/
for (i=0; i<module_nchildren; i++)
{
if (ESMTP_TERMINATING(&info[i]) &&
info[i].pendel == 0)
break;
}
if (i < module_nchildren)
{
info[i].pendel=strcpy(
courier_malloc(strlen(line)+1),
line);
continue;
}
clog_msg_start_err();
clog_msg_str("INTERNAL ERROR: unexpected delivery.");
clog_msg_send();
_exit(1);
} while (mybuf_more(&courierdbuf));
}
}
static int hvfb_probe(struct hv_device *hdev,
const struct hv_vmbus_device_id *dev_id)
{
struct fb_info *info;
struct hvfb_par *par;
int ret;
info = framebuffer_alloc(sizeof(struct hvfb_par), &hdev->device);
if (!info) {
pr_err("No memory for framebuffer info\n");
return -ENOMEM;
}
par = info->par;
par->info = info;
par->fb_ready = false;
init_completion(&par->wait);
INIT_DELAYED_WORK(&par->dwork, hvfb_update_work);
/* Connect to VSP */
hv_set_drvdata(hdev, info);
ret = synthvid_connect_vsp(hdev);
if (ret) {
pr_err("Unable to connect to VSP\n");
goto error1;
}
ret = hvfb_getmem(info);
if (ret) {
pr_err("No memory for framebuffer\n");
goto error2;
}
hvfb_get_option(info);
pr_info("Screen resolution: %dx%d, Color depth: %d\n",
screen_width, screen_height, screen_depth);
/* Set up fb_info */
info->flags = FBINFO_DEFAULT;
info->var.xres_virtual = info->var.xres = screen_width;
info->var.yres_virtual = info->var.yres = screen_height;
info->var.bits_per_pixel = screen_depth;
if (info->var.bits_per_pixel == 16) {
info->var.red = (struct fb_bitfield){11, 5, 0};
info->var.green = (struct fb_bitfield){5, 6, 0};
info->var.blue = (struct fb_bitfield){0, 5, 0};
info->var.transp = (struct fb_bitfield){0, 0, 0};
} else {
info->var.red = (struct fb_bitfield){16, 8, 0};
info->var.green = (struct fb_bitfield){8, 8, 0};
info->var.blue = (struct fb_bitfield){0, 8, 0};
info->var.transp = (struct fb_bitfield){24, 8, 0};
}
info->var.activate = FB_ACTIVATE_NOW;
info->var.height = -1;
info->var.width = -1;
info->var.vmode = FB_VMODE_NONINTERLACED;
strcpy(info->fix.id, KBUILD_MODNAME);
info->fix.type = FB_TYPE_PACKED_PIXELS;
info->fix.visual = FB_VISUAL_TRUECOLOR;
info->fix.line_length = screen_width * screen_depth / 8;
info->fix.accel = FB_ACCEL_NONE;
info->fbops = &hvfb_ops;
info->pseudo_palette = par->pseudo_palette;
/* Send config to host */
ret = synthvid_send_config(hdev);
if (ret)
goto error;
ret = register_framebuffer(info);
if (ret) {
pr_err("Unable to register framebuffer\n");
goto error;
}
par->fb_ready = true;
return 0;
error:
hvfb_putmem(info);
error2:
vmbus_close(hdev->channel);
error1:
cancel_delayed_work_sync(&par->dwork);
hv_set_drvdata(hdev, NULL);
framebuffer_release(info);
return ret;
}
static int hvfb_remove(struct hv_device *hdev)
{
struct fb_info *info = hv_get_drvdata(hdev);
struct hvfb_par *par = info->par;
par->update = false;
par->fb_ready = false;
unregister_framebuffer(info);
cancel_delayed_work_sync(&par->dwork);
vmbus_close(hdev->channel);
hv_set_drvdata(hdev, NULL);
hvfb_putmem(info);
framebuffer_release(info);
return 0;
}
static DEFINE_PCI_DEVICE_TABLE(pci_stub_id_table) = {
{
.vendor = PCI_VENDOR_ID_MICROSOFT,
.device = PCI_DEVICE_ID_HYPERV_VIDEO,
},
{ /* end of list */ }
};
static const struct hv_vmbus_device_id id_table[] = {
/* Synthetic Video Device GUID */
{HV_SYNTHVID_GUID},
{}
};
MODULE_DEVICE_TABLE(pci, pci_stub_id_table);
MODULE_DEVICE_TABLE(vmbus, id_table);
static struct hv_driver hvfb_drv = {
.name = KBUILD_MODNAME,
.id_table = id_table,
.probe = hvfb_probe,
.remove = hvfb_remove,
};
static int hvfb_pci_stub_probe(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
return 0;
}
static void hvfb_pci_stub_remove(struct pci_dev *pdev)
{
}
static struct pci_driver hvfb_pci_stub_driver = {
.name = KBUILD_MODNAME,
.id_table = pci_stub_id_table,
.probe = hvfb_pci_stub_probe,
.remove = hvfb_pci_stub_remove,
};
static int __init hvfb_drv_init(void)
{
int ret;
ret = vmbus_driver_register(&hvfb_drv);
if (ret != 0)
return ret;
ret = pci_register_driver(&hvfb_pci_stub_driver);
if (ret != 0) {
vmbus_driver_unregister(&hvfb_drv);
return ret;
}
return 0;
}
static void __exit hvfb_drv_exit(void)
{
pci_unregister_driver(&hvfb_pci_stub_driver);
vmbus_driver_unregister(&hvfb_drv);
}
module_init(hvfb_drv_init);
module_exit(hvfb_drv_exit);
MODULE_LICENSE("GPL");
MODULE_VERSION(HV_DRV_VERSION);
MODULE_DESCRIPTION("Microsoft Hyper-V Synthetic Video Frame Buffer Driver");
static int pm8058_kp_config_drv(int gpio_start, int num_gpios)
{
int rc;
struct pm8058_gpio kypd_drv = {
.direction = PM_GPIO_DIR_OUT,
.output_buffer = PM_GPIO_OUT_BUF_OPEN_DRAIN,
.output_value = 0,
.pull = PM_GPIO_PULL_NO,
.vin_sel = 2,
.out_strength = PM_GPIO_STRENGTH_LOW,
.function = PM_GPIO_FUNC_1,
.inv_int_pol = 1,
};
if (gpio_start < 0 || num_gpios < 0 || num_gpios > PM8058_GPIOS)
return -EINVAL;
while (num_gpios--) {
rc = pm8058_gpio_config(gpio_start++, &kypd_drv);
if (rc) {
pr_err("%s: FAIL pm8058_gpio_config(): rc=%d.\n",
__func__, rc);
return rc;
}
}
return 0;
}
static int pm8058_kp_config_sns(int gpio_start, int num_gpios)
{
int rc;
struct pm8058_gpio kypd_sns = {
.direction = PM_GPIO_DIR_IN,
.pull = PM_GPIO_PULL_UP_31P5,
.vin_sel = 2,
.out_strength = PM_GPIO_STRENGTH_NO,
.function = PM_GPIO_FUNC_NORMAL,
.inv_int_pol = 1,
};
if (gpio_start < 0 || num_gpios < 0 || num_gpios > PM8058_GPIOS)
return -EINVAL;
while (num_gpios--) {
rc = pm8058_gpio_config(gpio_start++, &kypd_sns);
if (rc) {
pr_err("%s: FAIL pm8058_gpio_config(): rc=%d.\n",
__func__, rc);
return rc;
}
}
return 0;
}
/*
* keypad controller should be initialized in the following sequence
* only, otherwise it might get into FSM stuck state.
*
* - Initialize keypad control parameters, like no. of rows, columns,
* timing values etc.,
* - configure rows and column gpios pull up/down.
* - set irq edge type.
* - enable the keypad controller.
*/
static int __devinit pmic8058_kp_probe(struct platform_device *pdev)
{
struct pmic8058_keypad_data *pdata = pdev->dev.platform_data;
const struct matrix_keymap_data *keymap_data;
struct pmic8058_kp *kp;
int rc;
unsigned short *keycodes;
u8 ctrl_val;
struct pm8058_chip *pm_chip;
pm_chip = dev_get_drvdata(pdev->dev.parent);
if (pm_chip == NULL) {
dev_err(&pdev->dev, "no parent data passed in\n");
return -EFAULT;
}
if (!pdata || !pdata->num_cols || !pdata->num_rows ||
pdata->num_cols > PM8058_MAX_COLS ||
pdata->num_rows > PM8058_MAX_ROWS ||
pdata->num_cols < PM8058_MIN_COLS ||
pdata->num_rows < PM8058_MIN_ROWS) {
dev_err(&pdev->dev, "invalid platform data\n");
return -EINVAL;
}
if (pdata->rows_gpio_start < 0 || pdata->cols_gpio_start < 0) {
dev_err(&pdev->dev, "invalid gpio_start platform data\n");
return -EINVAL;
}
if (!pdata->scan_delay_ms || pdata->scan_delay_ms > MAX_SCAN_DELAY
|| pdata->scan_delay_ms < MIN_SCAN_DELAY ||
!is_power_of_2(pdata->scan_delay_ms)) {
dev_err(&pdev->dev, "invalid keypad scan time supplied\n");
return -EINVAL;
}
if (!pdata->row_hold_ns || pdata->row_hold_ns > MAX_ROW_HOLD_DELAY
|| pdata->row_hold_ns < MIN_ROW_HOLD_DELAY ||
((pdata->row_hold_ns % MIN_ROW_HOLD_DELAY) != 0)) {
dev_err(&pdev->dev, "invalid keypad row hold time supplied\n");
return -EINVAL;
}
if (pm8058_rev(pm_chip) == PM_8058_REV_1p0) {
if (!pdata->debounce_ms
|| !is_power_of_2(pdata->debounce_ms[0])
|| pdata->debounce_ms[0] > MAX_DEBOUNCE_A0_TIME
|| pdata->debounce_ms[0] < MIN_DEBOUNCE_A0_TIME) {
dev_err(&pdev->dev, "invalid debounce time supplied\n");
return -EINVAL;
}
} else {
if (!pdata->debounce_ms
|| ((pdata->debounce_ms[1] % 5) != 0)
|| pdata->debounce_ms[1] > MAX_DEBOUNCE_B0_TIME
|| pdata->debounce_ms[1] < MIN_DEBOUNCE_B0_TIME) {
dev_err(&pdev->dev, "invalid debounce time supplied\n");
return -EINVAL;
}
}
keymap_data = pdata->keymap_data;
if (!keymap_data) {
dev_err(&pdev->dev, "no keymap data supplied\n");
return -EINVAL;
}
kp = kzalloc(sizeof(*kp), GFP_KERNEL);
if (!kp)
return -ENOMEM;
keycodes = kzalloc(PM8058_MATRIX_MAX_SIZE * sizeof(*keycodes),
GFP_KERNEL);
if (!keycodes) {
rc = -ENOMEM;
goto err_alloc_mem;
}
platform_set_drvdata(pdev, kp);
mutex_init(&kp->mutex);
kp->pdata = pdata;
kp->dev = &pdev->dev;
kp->keycodes = keycodes;
kp->pm_chip = pm_chip;
if (pm8058_rev(pm_chip) == PM_8058_REV_1p0)
kp->flags |= KEYF_FIX_LAST_ROW;
kp->input = input_allocate_device();
if (!kp->input) {
dev_err(&pdev->dev, "unable to allocate input device\n");
rc = -ENOMEM;
goto err_alloc_device;
}
/* Enable runtime PM ops, start in ACTIVE mode */
rc = pm_runtime_set_active(&pdev->dev);
if (rc < 0)
dev_dbg(&pdev->dev, "unable to set runtime pm state\n");
pm_runtime_enable(&pdev->dev);
kp->key_sense_irq = platform_get_irq(pdev, 0);
if (kp->key_sense_irq < 0) {
dev_err(&pdev->dev, "unable to get keypad sense irq\n");
rc = -ENXIO;
goto err_get_irq;
}
kp->key_stuck_irq = platform_get_irq(pdev, 1);
if (kp->key_stuck_irq < 0) {
dev_err(&pdev->dev, "unable to get keypad stuck irq\n");
rc = -ENXIO;
goto err_get_irq;
}
if (pdata->input_name)
kp->input->name = pdata->input_name;
else
kp->input->name = "PMIC8058 keypad";
if (pdata->input_phys_device)
kp->input->phys = pdata->input_phys_device;
else
kp->input->phys = "pmic8058_keypad/input0";
kp->input->dev.parent = &pdev->dev;
kp->input->id.bustype = BUS_HOST;
kp->input->id.version = 0x0001;
kp->input->id.product = 0x0001;
kp->input->id.vendor = 0x0001;
kp->input->evbit[0] = BIT_MASK(EV_KEY);
if (pdata->rep)
__set_bit(EV_REP, kp->input->evbit);
kp->input->keycode = keycodes;
kp->input->keycodemax = PM8058_MATRIX_MAX_SIZE;
kp->input->keycodesize = sizeof(*keycodes);
matrix_keypad_build_keymap(keymap_data, PM8058_ROW_SHIFT,
kp->input->keycode, kp->input->keybit);
input_set_capability(kp->input, EV_MSC, MSC_SCAN);
input_set_drvdata(kp->input, kp);
rc = input_register_device(kp->input);
if (rc < 0) {
dev_err(&pdev->dev, "unable to register keypad input device\n");
goto err_get_irq;
}
/* initialize keypad state */
memset(kp->keystate, 0xff, sizeof(kp->keystate));
memset(kp->stuckstate, 0xff, sizeof(kp->stuckstate));
rc = pmic8058_kpd_init(kp);
if (rc < 0) {
dev_err(&pdev->dev, "unable to initialize keypad controller\n");
goto err_kpd_init;
}
rc = pm8058_kp_config_sns(pdata->cols_gpio_start,
pdata->num_cols);
if (rc < 0) {
dev_err(&pdev->dev, "unable to configure keypad sense lines\n");
goto err_gpio_config;
}
rc = pm8058_kp_config_drv(pdata->rows_gpio_start,
pdata->num_rows);
if (rc < 0) {
dev_err(&pdev->dev, "unable to configure keypad drive lines\n");
goto err_gpio_config;
}
rc = request_threaded_irq(kp->key_sense_irq, NULL, pmic8058_kp_irq,
IRQF_TRIGGER_RISING, "pmic-keypad", kp);
if (rc < 0) {
dev_err(&pdev->dev, "failed to request keypad sense irq\n");
goto err_req_sense_irq;
}
rc = request_threaded_irq(kp->key_stuck_irq, NULL,
pmic8058_kp_stuck_irq, IRQF_TRIGGER_RISING,
"pmic-keypad-stuck", kp);
if (rc < 0) {
dev_err(&pdev->dev, "failed to request keypad stuck irq\n");
goto err_req_stuck_irq;
}
rc = pmic8058_kp_read_u8(kp, &ctrl_val, KEYP_CTRL);
ctrl_val |= KEYP_CTRL_KEYP_EN;
rc = pmic8058_kp_write_u8(kp, ctrl_val, KEYP_CTRL);
kp->ctrl_reg = ctrl_val;
__dump_kp_regs(kp, "probe");
rc = device_create_file(&pdev->dev, &dev_attr_disable_kp);
if (rc < 0)
goto err_create_file;
device_init_wakeup(&pdev->dev, pdata->wakeup);
return 0;
err_create_file:
free_irq(kp->key_stuck_irq, NULL);
err_req_stuck_irq:
free_irq(kp->key_sense_irq, NULL);
err_req_sense_irq:
err_gpio_config:
err_kpd_init:
input_unregister_device(kp->input);
kp->input = NULL;
err_get_irq:
pm_runtime_set_suspended(&pdev->dev);
pm_runtime_disable(&pdev->dev);
input_free_device(kp->input);
err_alloc_device:
kfree(keycodes);
err_alloc_mem:
kfree(kp);
return rc;
}
static int __devexit pmic8058_kp_remove(struct platform_device *pdev)
{
struct pmic8058_kp *kp = platform_get_drvdata(pdev);
pm_runtime_set_suspended(&pdev->dev);
pm_runtime_disable(&pdev->dev);
device_remove_file(&pdev->dev, &dev_attr_disable_kp);
device_init_wakeup(&pdev->dev, 0);
free_irq(kp->key_stuck_irq, NULL);
free_irq(kp->key_sense_irq, NULL);
input_unregister_device(kp->input);
platform_set_drvdata(pdev, NULL);
kfree(kp->input->keycode);
kfree(kp);
return 0;
}
#ifdef CONFIG_PM
static int pmic8058_kp_suspend(struct device *dev)
{
struct pmic8058_kp *kp = dev_get_drvdata(dev);
if (device_may_wakeup(dev) && !pmic8058_kp_disabled(kp)) {
enable_irq_wake(kp->key_sense_irq);
} else {
mutex_lock(&kp->mutex);
pmic8058_kp_disable(kp);
mutex_unlock(&kp->mutex);
}
return 0;
}
static int pmic8058_kp_resume(struct device *dev)
{
struct pmic8058_kp *kp = dev_get_drvdata(dev);
if (device_may_wakeup(dev) && !pmic8058_kp_disabled(kp)) {
disable_irq_wake(kp->key_sense_irq);
} else {
mutex_lock(&kp->mutex);
pmic8058_kp_enable(kp);
mutex_unlock(&kp->mutex);
}
return 0;
}
static struct dev_pm_ops pm8058_kp_pm_ops = {
.suspend = pmic8058_kp_suspend,
.resume = pmic8058_kp_resume,
};
#endif
static struct platform_driver pmic8058_kp_driver = {
.probe = pmic8058_kp_probe,
.remove = __devexit_p(pmic8058_kp_remove),
.driver = {
.name = "pm8058-keypad",
.owner = THIS_MODULE,
#ifdef CONFIG_PM
.pm = &pm8058_kp_pm_ops,
#endif
},
};
static int __init pmic8058_kp_init(void)
{
return platform_driver_register(&pmic8058_kp_driver);
}
module_init(pmic8058_kp_init);
static void __exit pmic8058_kp_exit(void)
{
platform_driver_unregister(&pmic8058_kp_driver);
}
static int tcf_nat_dump(struct sk_buff *skb, struct tc_action *a,
int bind, int ref)
{
unsigned char *b = skb_tail_pointer(skb);
struct tcf_nat *p = a->priv;
struct tc_nat opt = {
.old_addr = p->old_addr,
.new_addr = p->new_addr,
.mask = p->mask,
.flags = p->flags,
.index = p->tcf_index,
.action = p->tcf_action,
.refcnt = p->tcf_refcnt - ref,
.bindcnt = p->tcf_bindcnt - bind,
};
struct tcf_t t;
int s;
NLA_PUT(skb, TCA_NAT_PARMS, sizeof(opt), &opt);
t.install = jiffies_to_clock_t(jiffies - p->tcf_tm.install);
t.lastuse = jiffies_to_clock_t(jiffies - p->tcf_tm.lastuse);
t.expires = jiffies_to_clock_t(p->tcf_tm.expires);
NLA_PUT(skb, TCA_NAT_TM, sizeof(t), &t);
kfree(opt);
return skb->len;
nla_put_failure:
nlmsg_trim(skb, b);
kfree(opt);
return -1;
}
static struct tc_action_ops act_nat_ops = {
.kind = "nat",
.hinfo = &nat_hash_info,
.type = TCA_ACT_NAT,
.capab = TCA_CAP_NONE,
.owner = THIS_MODULE,
.act = tcf_nat,
.dump = tcf_nat_dump,
.cleanup = tcf_nat_cleanup,
.lookup = tcf_hash_search,
.init = tcf_nat_init,
.walk = tcf_generic_walker
};
MODULE_DESCRIPTION("Stateless NAT actions");
MODULE_LICENSE("GPL");
static int __init nat_init_module(void)
{
return tcf_register_action(&act_nat_ops);
}
static void __exit nat_cleanup_module(void)
{
tcf_unregister_action(&act_nat_ops);
}
module_init(nat_init_module);
module_exit(nat_cleanup_module);
static long wb_smsc_wdt_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
int new_timeout;
union {
struct watchdog_info __user *ident;
int __user *i;
} uarg;
static const struct watchdog_info ident = {
.options = WDIOF_KEEPALIVEPING |
WDIOF_SETTIMEOUT |
WDIOF_MAGICCLOSE,
.firmware_version = 0,
.identity = "SMsC 37B787 Watchdog",
};
uarg.i = (int __user *)arg;
switch (cmd) {
case WDIOC_GETSUPPORT:
return copy_to_user(uarg.ident, &ident, sizeof(ident))
? -EFAULT : 0;
case WDIOC_GETSTATUS:
return put_user(wb_smsc_wdt_status(), uarg.i);
case WDIOC_GETBOOTSTATUS:
return put_user(0, uarg.i);
case WDIOC_SETOPTIONS:
{
int options, retval = -EINVAL;
if (get_user(options, uarg.i))
return -EFAULT;
if (options & WDIOS_DISABLECARD) {
wb_smsc_wdt_disable();
retval = 0;
}
if (options & WDIOS_ENABLECARD) {
wb_smsc_wdt_enable();
retval = 0;
}
return retval;
}
case WDIOC_KEEPALIVE:
wb_smsc_wdt_reset_timer();
return 0;
case WDIOC_SETTIMEOUT:
if (get_user(new_timeout, uarg.i))
return -EFAULT;
/* the API states this is given in secs */
if (unit == UNIT_MINUTE)
new_timeout /= 60;
if (new_timeout < 0 || new_timeout > MAX_TIMEOUT)
return -EINVAL;
timeout = new_timeout;
wb_smsc_wdt_set_timeout(timeout);
/* fall through and return the new timeout... */
case WDIOC_GETTIMEOUT:
new_timeout = timeout;
if (unit == UNIT_MINUTE)
new_timeout *= 60;
return put_user(new_timeout, uarg.i);
default:
return -ENOTTY;
}
}
/* -- Notifier funtions -----------------------------------------*/
static int wb_smsc_wdt_notify_sys(struct notifier_block *this,
unsigned long code, void *unused)
{
if (code == SYS_DOWN || code == SYS_HALT) {
/* set timeout to 0, to avoid possible race-condition */
timeout = 0;
wb_smsc_wdt_disable();
}
return NOTIFY_DONE;
}
/* -- Module's structures ---------------------------------------*/
static const struct file_operations wb_smsc_wdt_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.write = wb_smsc_wdt_write,
.unlocked_ioctl = wb_smsc_wdt_ioctl,
.open = wb_smsc_wdt_open,
.release = wb_smsc_wdt_release,
};
static struct notifier_block wb_smsc_wdt_notifier = {
.notifier_call = wb_smsc_wdt_notify_sys,
};
static struct miscdevice wb_smsc_wdt_miscdev = {
.minor = WATCHDOG_MINOR,
.name = "watchdog",
.fops = &wb_smsc_wdt_fops,
};
/* -- Module init functions -------------------------------------*/
/* module's "constructor" */
static int __init wb_smsc_wdt_init(void)
{
int ret;
printk(KERN_INFO "SMsC 37B787 watchdog component driver "
VERSION " initialising...\n");
if (!request_region(IOPORT, IOPORT_SIZE, "SMsC 37B787 watchdog")) {
printk(KERN_ERR MODNAME "Unable to register IO port %#x\n",
IOPORT);
ret = -EBUSY;
goto out_pnp;
}
/* set new maximum, if it's too big */
if (timeout > MAX_TIMEOUT)
timeout = MAX_TIMEOUT;
/* init the watchdog timer */
wb_smsc_wdt_initialize();
ret = register_reboot_notifier(&wb_smsc_wdt_notifier);
if (ret) {
printk(KERN_ERR MODNAME
"Unable to register reboot notifier err = %d\n", ret);
goto out_io;
}
ret = misc_register(&wb_smsc_wdt_miscdev);
if (ret) {
printk(KERN_ERR MODNAME
"Unable to register miscdev on minor %d\n",
WATCHDOG_MINOR);
goto out_rbt;
}
/* output info */
printk(KERN_INFO MODNAME "Timeout set to %d %s.\n",
timeout, (unit == UNIT_SECOND) ? "second(s)" : "minute(s)");
printk(KERN_INFO MODNAME
"Watchdog initialized and sleeping (nowayout=%d)...\n",
nowayout);
out_clean:
return ret;
out_rbt:
unregister_reboot_notifier(&wb_smsc_wdt_notifier);
out_io:
release_region(IOPORT, IOPORT_SIZE);
out_pnp:
goto out_clean;
}
/* module's "destructor" */
static void __exit wb_smsc_wdt_exit(void)
{
/* Stop the timer before we leave */
if (!nowayout) {
wb_smsc_wdt_shutdown();
printk(KERN_INFO MODNAME "Watchdog disabled.\n");
}
misc_deregister(&wb_smsc_wdt_miscdev);
unregister_reboot_notifier(&wb_smsc_wdt_notifier);
release_region(IOPORT, IOPORT_SIZE);
printk(KERN_INFO "SMsC 37B787 watchdog component driver removed.\n");
}
module_init(wb_smsc_wdt_init);
module_exit(wb_smsc_wdt_exit);
MODULE_AUTHOR("Sven Anders <*****@*****.**>");
MODULE_DESCRIPTION("Driver for SMsC 37B787 watchdog component (Version "
VERSION ")");
MODULE_LICENSE("GPL");
MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
#ifdef SMSC_SUPPORT_MINUTES
module_param(unit, int, 0);
MODULE_PARM_DESC(unit,
"set unit to use, 0=seconds or 1=minutes, default is 0");
#endif
module_param(timeout, int, 0);
MODULE_PARM_DESC(timeout, "range is 1-255 units, default is 60");
module_param(nowayout, int, 0);
MODULE_PARM_DESC(nowayout,
"Watchdog cannot be stopped once started (default="
__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
int module_load(const char *modules_path)
{
DIR *dir = opendir(modules_path);
struct dirent *ent = NULL;
void *module_handle = NULL;
void (*module_init)() = NULL;
if (dir == NULL)
{
log_error("%s","Error loading modules!\n");
return -1;
}
char file_path[256];
while ((ent = readdir(dir)) != NULL)
{
module_t *module = NULL;
if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0)
continue;
sprintf(file_path, "%s%s/%s%s.so", modules_path, ent->d_name, MODULES_PREFIX, ent->d_name);
if (!fs_file_exists(file_path))
{
log_error("%s%s%s","Error loading mod_", ent->d_name, ".so. No such file!\n");
continue;
}
module_handle = dlopen(file_path, RTLD_LAZY);
if (module_handle == NULL)
{
log_error("%s%s%s","Error loading mod_", ent->d_name, ".so. Invalid module!\n");
continue;
}
module_init = dlsym(module_handle, "init");
if (module_init == NULL)
{
log_error("%s%s%s","Module mod_", ent->d_name, ".so doesn`t have a init function. Ignoring...!\n");
dlclose(module_handle);
continue;
}
log_message("%s%s\n","Loading module: mod_", ent->d_name);
num_modules++;
modules = util_alloc(modules, num_modules * sizeof(*module));
if (modules != NULL)
{
module_init();
module = malloc(sizeof(*module));
if (module != NULL)
{
module->name = malloc(strlen(ent->d_name) + strlen(MODULES_PREFIX) + 1);
sprintf(module->name, "%s%s", MODULES_PREFIX, ent->d_name);
module->handle = module_handle;
modules[num_modules-1] = module;
continue;
}
}
log_message("%s%s\n", "Error allocating memory for module mod_", ent->d_name);
dlclose(module_handle);
num_modules--;
return -1;
}
closedir(dir);
return 0;
}
int main(void) {
if(module_init()!=0) goto module_exit;
module_exit();
module_exit:
return 0;
}
static int optidma_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
static const struct ata_port_info info_82c700 = {
.flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = 0x1f,
.mwdma_mask = 0x07,
.port_ops = &optidma_port_ops
};
static const struct ata_port_info info_82c700_udma = {
.flags = ATA_FLAG_SLAVE_POSS,
.pio_mask = 0x1f,
.mwdma_mask = 0x07,
.udma_mask = 0x07,
.port_ops = &optiplus_port_ops
};
const struct ata_port_info *ppi[] = { &info_82c700, NULL };
static int printed_version;
int rc;
if (!printed_version++)
dev_printk(KERN_DEBUG, &dev->dev, "version " DRV_VERSION "\n");
rc = pcim_enable_device(dev);
if (rc)
return rc;
/* Fixed location chipset magic */
inw(0x1F1);
inw(0x1F1);
pci_clock = inb(0x1F5) & 1; /* 0 = 33Mhz, 1 = 25Mhz */
if (optiplus_with_udma(dev))
ppi[0] = &info_82c700_udma;
return ata_pci_sff_init_one(dev, ppi, &optidma_sht, NULL);
}
static const struct pci_device_id optidma[] = {
{ PCI_VDEVICE(OPTI, 0xD568), }, /* Opti 82C700 */
{ },
};
static struct pci_driver optidma_pci_driver = {
.name = DRV_NAME,
.id_table = optidma,
.probe = optidma_init_one,
.remove = ata_pci_remove_one,
#ifdef CONFIG_PM
.suspend = ata_pci_device_suspend,
.resume = ata_pci_device_resume,
#endif
};
static int __init optidma_init(void)
{
return pci_register_driver(&optidma_pci_driver);
}
static void __exit optidma_exit(void)
{
pci_unregister_driver(&optidma_pci_driver);
}
MODULE_AUTHOR("Alan Cox");
MODULE_DESCRIPTION("low-level driver for Opti Firestar/Firestar Plus");
MODULE_LICENSE("GPL");
MODULE_DEVICE_TABLE(pci, optidma);
MODULE_VERSION(DRV_VERSION);
module_init(optidma_init);
module_exit(optidma_exit);
/*
* This function is called at the initialization time of every
* file. It is used to select which io component will be
* active for a given file.
*/
int mca_io_base_file_select(ompi_file_t *file,
mca_base_component_t *preferred)
{
int err;
char *str;
opal_list_t *selectable;
opal_list_item_t *item;
avail_io_t *avail, selected;
/* Announce */
opal_output_verbose(10, ompi_io_base_framework.framework_output,
"io:base:file_select: new file: %s",
file->f_filename);
/* Initialize all the relevant pointers, since they're used as
sentinel values */
file->f_io_version = MCA_IO_BASE_V_NONE;
file->f_io_selected_data = NULL;
/* Compute the intersection of all of my available components with
the components from all the other processes in this file */
/* JMS CONTINUE HERE */
/* See if a preferred component was provided. If so, try to
select it. If we don't succeed, fall through and do a normal
selection. */
err = OMPI_ERROR;
if (NULL != preferred) {
str = &(preferred->mca_component_name[0]);
opal_output_verbose(10, ompi_io_base_framework.framework_output,
"io:base:file_select: Checking preferred module: %s",
str);
selectable = check_components(&ompi_io_base_framework.framework_components,
file, &str, 1);
/* If we didn't get a preferred module, then call again
without a preferred module. This makes the logic below
dramatically simpler. */
if (NULL == selectable) {
return mca_io_base_file_select(file, NULL);
}
/* We only fall through here if we were able to select one of
the preferred modules */
}
/* Nope -- a specific [set of] component[s] was not requested. Go
check them all. */
else {
opal_output_verbose(10, ompi_io_base_framework.framework_output,
"io:base:file_select: Checking all available modules");
selectable = check_components(&ompi_io_base_framework.framework_components,
file, NULL, 0);
}
/* Upon return from the above, the modules list will contain the
list of modules that returned (priority >= 0). If we have no
io modules available, it's an error */
if (NULL == selectable) {
/* There's no modules available. Doh! */
/* show_help */
return OMPI_ERROR;
}
/* Do some kind of collective operation to find a module that
everyone has available */
#if 1
/* For the moment, just take the top module off the list */
/* MSC actually take the buttom */
item = opal_list_remove_last(selectable);
avail = (avail_io_t *) item;
selected = *avail;
OBJ_RELEASE(avail);
#else
/* JMS CONTINUE HERE */
#endif
/* Everything left in the selectable list is therefore unwanted,
and we call their unquery() method (because they all had
query() invoked, but will never have init() invoked in this
scope). */
for (item = opal_list_remove_first(selectable); item != NULL;
item = opal_list_remove_first(selectable)) {
avail = (avail_io_t *) item;
unquery(avail, file);
OBJ_RELEASE(item);
}
OBJ_RELEASE(selectable);
/* Save the pointers of the selected module on the ompi_file_t */
file->f_io_version = selected.ai_version;
file->f_io_selected_component = selected.ai_component;
file->f_io_selected_module = selected.ai_module;
file->f_io_selected_data = selected.ai_module_data;
if (!strcmp (selected.ai_component.v2_0_0.io_version.mca_component_name,
"ompio")) {
int ret;
if (OMPI_SUCCESS != (ret = mca_base_framework_open(&ompi_fs_base_framework, 0))) {
return err;
}
if (OMPI_SUCCESS != (ret = mca_base_framework_open(&ompi_fcoll_base_framework, 0))) {
return err;
}
if (OMPI_SUCCESS != (ret = mca_base_framework_open(&ompi_fbtl_base_framework, 0))) {
return err;
}
if (OMPI_SUCCESS != (ret = mca_base_framework_open(&ompi_sharedfp_base_framework, 0))) {
return err;
}
if (OMPI_SUCCESS !=
(ret = mca_fs_base_find_available(OPAL_ENABLE_PROGRESS_THREADS,
OMPI_ENABLE_THREAD_MULTIPLE))) {
return err;
}
if (OMPI_SUCCESS !=
(ret = mca_fcoll_base_find_available(OPAL_ENABLE_PROGRESS_THREADS,
OMPI_ENABLE_THREAD_MULTIPLE))) {
return err;
}
if (OMPI_SUCCESS !=
(ret = mca_fbtl_base_find_available(OPAL_ENABLE_PROGRESS_THREADS,
OMPI_ENABLE_THREAD_MULTIPLE))) {
return err;
}
if (OMPI_SUCCESS !=
(ret = mca_sharedfp_base_find_available(OPAL_ENABLE_PROGRESS_THREADS,
OMPI_ENABLE_THREAD_MULTIPLE))) {
return err;
}
}
/* Finally -- intialize the selected module. */
if (OMPI_SUCCESS != (err = module_init(file))) {
return err;
}
/* Announce the winner */
opal_output_verbose(10, ompi_io_base_framework.framework_output,
"io:base:file_select: Selected io module %s",
selected.ai_component.v2_0_0.io_version.mca_component_name);
return OMPI_SUCCESS;
}
int register_dvb(struct tm6000_core *dev)
{
int ret = -1;
struct tm6000_dvb *dvb = dev->dvb;
mutex_init(&dvb->mutex);
dvb->streams = 0;
/* attach the frontend */
ret = tm6000_dvb_attach_frontend(dev);
if (ret < 0) {
printk(KERN_ERR "tm6000: couldn't attach the frontend!\n");
goto err;
}
ret = dvb_register_adapter(&dvb->adapter, "Trident TVMaster 6000 DVB-T",
THIS_MODULE, &dev->udev->dev, adapter_nr);
dvb->adapter.priv = dev;
if (dvb->frontend) {
switch (dev->tuner_type) {
case TUNER_XC2028: {
struct xc2028_config cfg = {
.i2c_adap = &dev->i2c_adap,
.i2c_addr = dev->tuner_addr,
};
dvb->frontend->callback = tm6000_tuner_callback;
ret = dvb_register_frontend(&dvb->adapter, dvb->frontend);
if (ret < 0) {
printk(KERN_ERR
"tm6000: couldn't register frontend\n");
goto adapter_err;
}
if (!dvb_attach(xc2028_attach, dvb->frontend, &cfg)) {
printk(KERN_ERR "tm6000: couldn't register "
"frontend (xc3028)\n");
ret = -EINVAL;
goto frontend_err;
}
printk(KERN_INFO "tm6000: XC2028/3028 asked to be "
"attached to frontend!\n");
break;
}
case TUNER_XC5000: {
struct xc5000_config cfg = {
.i2c_address = dev->tuner_addr,
};
dvb->frontend->callback = tm6000_xc5000_callback;
ret = dvb_register_frontend(&dvb->adapter, dvb->frontend);
if (ret < 0) {
printk(KERN_ERR
"tm6000: couldn't register frontend\n");
goto adapter_err;
}
if (!dvb_attach(xc5000_attach, dvb->frontend, &dev->i2c_adap, &cfg)) {
printk(KERN_ERR "tm6000: couldn't register "
"frontend (xc5000)\n");
ret = -EINVAL;
goto frontend_err;
}
printk(KERN_INFO "tm6000: XC5000 asked to be "
"attached to frontend!\n");
break;
}
}
} else
printk(KERN_ERR "tm6000: no frontend found\n");
dvb->demux.dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING
| DMX_MEMORY_BASED_FILTERING;
dvb->demux.priv = dev;
dvb->demux.filternum = 8;
dvb->demux.feednum = 8;
dvb->demux.start_feed = tm6000_start_feed;
dvb->demux.stop_feed = tm6000_stop_feed;
dvb->demux.write_to_decoder = NULL;
ret = dvb_dmx_init(&dvb->demux);
if (ret < 0) {
printk("tm6000: dvb_dmx_init failed (errno = %d)\n", ret);
goto frontend_err;
}
dvb->dmxdev.filternum = dev->dvb->demux.filternum;
dvb->dmxdev.demux = &dev->dvb->demux.dmx;
dvb->dmxdev.capabilities = 0;
ret = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
if (ret < 0) {
printk("tm6000: dvb_dmxdev_init failed (errno = %d)\n", ret);
goto dvb_dmx_err;
}
return 0;
dvb_dmx_err:
dvb_dmx_release(&dvb->demux);
frontend_err:
if (dvb->frontend) {
dvb_frontend_detach(dvb->frontend);
dvb_unregister_frontend(dvb->frontend);
}
adapter_err:
dvb_unregister_adapter(&dvb->adapter);
err:
return ret;
}
void unregister_dvb(struct tm6000_core *dev)
{
struct tm6000_dvb *dvb = dev->dvb;
if (dvb->bulk_urb != NULL) {
struct urb *bulk_urb = dvb->bulk_urb;
kfree(bulk_urb->transfer_buffer);
bulk_urb->transfer_buffer = NULL;
usb_unlink_urb(bulk_urb);
usb_free_urb(bulk_urb);
}
/* mutex_lock(&tm6000_driver.open_close_mutex); */
if (dvb->frontend) {
dvb_frontend_detach(dvb->frontend);
dvb_unregister_frontend(dvb->frontend);
}
dvb_dmxdev_release(&dvb->dmxdev);
dvb_dmx_release(&dvb->demux);
dvb_unregister_adapter(&dvb->adapter);
mutex_destroy(&dvb->mutex);
/* mutex_unlock(&tm6000_driver.open_close_mutex); */
}
static int dvb_init(struct tm6000_core *dev)
{
struct tm6000_dvb *dvb;
int rc;
if (!dev)
return 0;
if (!dev->caps.has_dvb)
return 0;
dvb = kzalloc(sizeof(struct tm6000_dvb), GFP_KERNEL);
if (!dvb) {
printk(KERN_INFO "Cannot allocate memory\n");
return -ENOMEM;
}
dev->dvb = dvb;
rc = register_dvb(dev);
if (rc < 0) {
kfree(dvb);
dev->dvb = NULL;
return 0;
}
return 0;
}
static int dvb_fini(struct tm6000_core *dev)
{
if (!dev)
return 0;
if (!dev->caps.has_dvb)
return 0;
if (dev->dvb) {
unregister_dvb(dev);
kfree(dev->dvb);
dev->dvb = NULL;
}
return 0;
}
static struct tm6000_ops dvb_ops = {
.type = TM6000_DVB,
.name = "TM6000 dvb Extension",
.init = dvb_init,
.fini = dvb_fini,
};
static int __init tm6000_dvb_register(void)
{
return tm6000_register_extension(&dvb_ops);
}
static void __exit tm6000_dvb_unregister(void)
{
tm6000_unregister_extension(&dvb_ops);
}
module_init(tm6000_dvb_register);
module_exit(tm6000_dvb_unregister);
static int choke_dump(struct Qdisc *sch, struct sk_buff *skb)
{
struct choke_sched_data *q = qdisc_priv(sch);
struct nlattr *opts = NULL;
struct tc_red_qopt opt = {
.limit = q->limit,
.flags = q->flags,
.qth_min = q->parms.qth_min >> q->parms.Wlog,
.qth_max = q->parms.qth_max >> q->parms.Wlog,
.Wlog = q->parms.Wlog,
.Plog = q->parms.Plog,
.Scell_log = q->parms.Scell_log,
};
opts = nla_nest_start(skb, TCA_OPTIONS);
if (opts == NULL)
goto nla_put_failure;
if (nla_put(skb, TCA_CHOKE_PARMS, sizeof(opt), &opt) ||
nla_put_u32(skb, TCA_CHOKE_MAX_P, q->parms.max_P))
goto nla_put_failure;
return nla_nest_end(skb, opts);
nla_put_failure:
nla_nest_cancel(skb, opts);
return -EMSGSIZE;
}
static int choke_dump_stats(struct Qdisc *sch, struct gnet_dump *d)
{
struct choke_sched_data *q = qdisc_priv(sch);
struct tc_choke_xstats st = {
.early = q->stats.prob_drop + q->stats.forced_drop,
.marked = q->stats.prob_mark + q->stats.forced_mark,
.pdrop = q->stats.pdrop,
.other = q->stats.other,
.matched = q->stats.matched,
};
return gnet_stats_copy_app(d, &st, sizeof(st));
}
static void choke_destroy(struct Qdisc *sch)
{
struct choke_sched_data *q = qdisc_priv(sch);
tcf_destroy_chain(&q->filter_list);
choke_free(q->tab);
}
static struct sk_buff *choke_peek_head(struct Qdisc *sch)
{
struct choke_sched_data *q = qdisc_priv(sch);
return (q->head != q->tail) ? q->tab[q->head] : NULL;
}
static struct Qdisc_ops choke_qdisc_ops __read_mostly = {
.id = "choke",
.priv_size = sizeof(struct choke_sched_data),
.enqueue = choke_enqueue,
.dequeue = choke_dequeue,
.peek = choke_peek_head,
.drop = choke_drop,
.init = choke_init,
.destroy = choke_destroy,
.reset = choke_reset,
.change = choke_change,
.dump = choke_dump,
.dump_stats = choke_dump_stats,
.owner = THIS_MODULE,
};
static int __init choke_module_init(void)
{
return register_qdisc(&choke_qdisc_ops);
}
static void __exit choke_module_exit(void)
{
unregister_qdisc(&choke_qdisc_ops);
}
module_init(choke_module_init)
module_exit(choke_module_exit)
MODULE_LICENSE("GPL");
static int btuart_config(struct pcmcia_device *link)
{
btuart_info_t *info = link->priv;
int i;
int try;
/* First pass: look for a config entry that looks normal.
Two tries: without IO aliases, then with aliases */
for (try = 0; try < 2; try++)
if (!pcmcia_loop_config(link, btuart_check_config, &try))
goto found_port;
/* Second pass: try to find an entry that isn't picky about
its base address, then try to grab any standard serial port
address, and finally try to get any free port. */
if (!pcmcia_loop_config(link, btuart_check_config_notpicky, NULL))
goto found_port;
BT_ERR("No usable port range found");
goto failed;
found_port:
i = pcmcia_request_irq(link, btuart_interrupt);
if (i != 0)
goto failed;
i = pcmcia_enable_device(link);
if (i != 0)
goto failed;
if (btuart_open(info) != 0)
goto failed;
return 0;
failed:
btuart_release(link);
return -ENODEV;
}
static void btuart_release(struct pcmcia_device *link)
{
btuart_info_t *info = link->priv;
btuart_close(info);
pcmcia_disable_device(link);
}
static const struct pcmcia_device_id btuart_ids[] = {
/* don't use this driver. Use serial_cs + hci_uart instead */
PCMCIA_DEVICE_NULL
};
MODULE_DEVICE_TABLE(pcmcia, btuart_ids);
static struct pcmcia_driver btuart_driver = {
.owner = THIS_MODULE,
.name = "btuart_cs",
.probe = btuart_probe,
.remove = btuart_detach,
.id_table = btuart_ids,
};
static int __init init_btuart_cs(void)
{
return pcmcia_register_driver(&btuart_driver);
}
static void __exit exit_btuart_cs(void)
{
pcmcia_unregister_driver(&btuart_driver);
}
module_init(init_btuart_cs);
module_exit(exit_btuart_cs);
int
exec_multiboot(const char *file, char *args)
{
struct multiboot_info *mbi;
struct multiboot_module *mbm;
struct bi_modulelist_entry *bim;
int i, len;
u_long marks[MARK_MAX];
u_long extmem;
u_long basemem;
char *cmdline;
mbi = alloc(sizeof(struct multiboot_info));
mbi->mi_flags = MULTIBOOT_INFO_HAS_MEMORY;
if (common_load_kernel(file, &basemem, &extmem, 0, 0, marks))
goto out;
mbi->mi_mem_upper = extmem;
mbi->mi_mem_lower = basemem;
if (args) {
mbi->mi_flags |= MULTIBOOT_INFO_HAS_CMDLINE;
len = strlen(file) + 1 + strlen(args) + 1;
cmdline = alloc(len);
snprintf(cmdline, len, "%s %s", file, args);
mbi->mi_cmdline = (char *) vtophys(cmdline);
}
/* pull in any modules if necessary */
if (boot_modules_enabled) {
module_init(file);
if (btinfo_modulelist) {
mbm = alloc(sizeof(struct multiboot_module) *
btinfo_modulelist->num);
bim = (struct bi_modulelist_entry *)
(((char *) btinfo_modulelist) +
sizeof(struct btinfo_modulelist));
for (i = 0; i < btinfo_modulelist->num; i++) {
mbm[i].mmo_start = bim->base;
mbm[i].mmo_end = bim->base + bim->len;
mbm[i].mmo_string = (char *)vtophys(bim->path);
mbm[i].mmo_reserved = 0;
bim++;
}
mbi->mi_flags |= MULTIBOOT_INFO_HAS_MODS;
mbi->mi_mods_count = btinfo_modulelist->num;
mbi->mi_mods_addr = vtophys(mbm);
}
}
#ifdef DEBUG
printf("Start @ 0x%lx [%ld=0x%lx-0x%lx]...\n", marks[MARK_ENTRY],
marks[MARK_NSYM], marks[MARK_SYM], marks[MARK_END]);
#endif
#if 0
if (btinfo_symtab.nsym) {
mbi->mi_flags |= MULTIBOOT_INFO_HAS_ELF_SYMS;
mbi->mi_elfshdr_addr = marks[MARK_SYM];
btinfo_symtab.nsym = marks[MARK_NSYM];
btinfo_symtab.ssym = marks[MARK_SYM];
btinfo_symtab.esym = marks[MARK_END];
#endif
multiboot(marks[MARK_ENTRY], vtophys(mbi),
x86_trunc_page(mbi->mi_mem_lower*1024));
panic("exec returned");
out:
dealloc(mbi, 0);
return -1;
}
void
x86_progress(const char *fmt, ...)
{
va_list ap;
if ((howto & AB_SILENT) != 0)
return;
va_start(ap, fmt);
vprintf(fmt, ap);
va_end(ap);
}
/*
* Perform the MPPE rekey algorithm, from RFC 3078, sec. 7.3.
* Well, not what's written there, but rather what they meant.
*/
static void mppe_rekey(struct ppp_mppe_state * state, int initial_key)
{
struct scatterlist sg_in[1], sg_out[1];
struct blkcipher_desc desc = { .tfm = state->arc4 };
get_new_key_from_sha(state);
if (!initial_key) {
crypto_blkcipher_setkey(state->arc4, state->sha1_digest,
state->keylen);
sg_init_table(sg_in, 1);
sg_init_table(sg_out, 1);
setup_sg(sg_in, state->sha1_digest, state->keylen);
setup_sg(sg_out, state->session_key, state->keylen);
if (crypto_blkcipher_encrypt(&desc, sg_out, sg_in,
state->keylen) != 0) {
printk(KERN_WARNING "mppe_rekey: cipher_encrypt failed\n");
}
} else {
memcpy(state->session_key, state->sha1_digest, state->keylen);
}
if (state->keylen == 8) {
/* See RFC 3078 */
state->session_key[0] = 0xd1;
state->session_key[1] = 0x26;
state->session_key[2] = 0x9e;
}
crypto_blkcipher_setkey(state->arc4, state->session_key, state->keylen);
}
/*
* Allocate space for a (de)compressor.
*/
static void *mppe_alloc(unsigned char *options, int optlen)
{
struct ppp_mppe_state *state;
unsigned int digestsize;
if (optlen != CILEN_MPPE + sizeof(state->master_key) ||
options[0] != CI_MPPE || options[1] != CILEN_MPPE)
goto out;
state = kzalloc(sizeof(*state), GFP_KERNEL);
if (state == NULL)
goto out;
state->arc4 = crypto_alloc_blkcipher("ecb(arc4)", 0, CRYPTO_ALG_ASYNC);
if (IS_ERR(state->arc4)) {
state->arc4 = NULL;
goto out_free;
}
state->sha1 = crypto_alloc_hash("sha1", 0, CRYPTO_ALG_ASYNC);
if (IS_ERR(state->sha1)) {
state->sha1 = NULL;
goto out_free;
}
digestsize = crypto_hash_digestsize(state->sha1);
if (digestsize < MPPE_MAX_KEY_LEN)
goto out_free;
state->sha1_digest = kmalloc(digestsize, GFP_KERNEL);
if (!state->sha1_digest)
goto out_free;
/* Save keys. */
memcpy(state->master_key, &options[CILEN_MPPE],
sizeof(state->master_key));
memcpy(state->session_key, state->master_key,
sizeof(state->master_key));
/*
* We defer initial key generation until mppe_init(), as mppe_alloc()
* is called frequently during negotiation.
*/
return (void *)state;
out_free:
if (state->sha1_digest)
kfree(state->sha1_digest);
if (state->sha1)
crypto_free_hash(state->sha1);
if (state->arc4)
crypto_free_blkcipher(state->arc4);
kfree(state);
out:
return NULL;
}
/*
* Deallocate space for a (de)compressor.
*/
static void mppe_free(void *arg)
{
struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg;
if (state) {
if (state->sha1_digest)
kfree(state->sha1_digest);
if (state->sha1)
crypto_free_hash(state->sha1);
if (state->arc4)
crypto_free_blkcipher(state->arc4);
kfree(state);
}
}
/*
* Initialize (de)compressor state.
*/
static int
mppe_init(void *arg, unsigned char *options, int optlen, int unit, int debug,
const char *debugstr)
{
struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg;
unsigned char mppe_opts;
if (optlen != CILEN_MPPE ||
options[0] != CI_MPPE || options[1] != CILEN_MPPE)
return 0;
MPPE_CI_TO_OPTS(&options[2], mppe_opts);
if (mppe_opts & MPPE_OPT_128)
state->keylen = 16;
else if (mppe_opts & MPPE_OPT_40)
state->keylen = 8;
else {
printk(KERN_WARNING "%s[%d]: unknown key length\n", debugstr,
unit);
return 0;
}
if (mppe_opts & MPPE_OPT_STATEFUL)
state->stateful = 1;
/* Generate the initial session key. */
mppe_rekey(state, 1);
if (debug) {
int i;
char mkey[sizeof(state->master_key) * 2 + 1];
char skey[sizeof(state->session_key) * 2 + 1];
printk(KERN_DEBUG "%s[%d]: initialized with %d-bit %s mode\n",
debugstr, unit, (state->keylen == 16) ? 128 : 40,
(state->stateful) ? "stateful" : "stateless");
for (i = 0; i < sizeof(state->master_key); i++)
sprintf(mkey + i * 2, "%02x", state->master_key[i]);
for (i = 0; i < sizeof(state->session_key); i++)
sprintf(skey + i * 2, "%02x", state->session_key[i]);
printk(KERN_DEBUG
"%s[%d]: keys: master: %s initial session: %s\n",
debugstr, unit, mkey, skey);
}
/*
* Initialize the coherency count. The initial value is not specified
* in RFC 3078, but we can make a reasonable assumption that it will
* start at 0. Setting it to the max here makes the comp/decomp code
* do the right thing (determined through experiment).
*/
state->ccount = MPPE_CCOUNT_SPACE - 1;
/*
* Note that even though we have initialized the key table, we don't
* set the FLUSHED bit. This is contrary to RFC 3078, sec. 3.1.
*/
state->bits = MPPE_BIT_ENCRYPTED;
state->unit = unit;
state->debug = debug;
return 1;
}
static int
mppe_comp_init(void *arg, unsigned char *options, int optlen, int unit,
int hdrlen, int debug)
{
/* ARGSUSED */
return mppe_init(arg, options, optlen, unit, debug, "mppe_comp_init");
}
/*
* We received a CCP Reset-Request (actually, we are sending a Reset-Ack),
* tell the compressor to rekey. Note that we MUST NOT rekey for
* every CCP Reset-Request; we only rekey on the next xmit packet.
* We might get multiple CCP Reset-Requests if our CCP Reset-Ack is lost.
* So, rekeying for every CCP Reset-Request is broken as the peer will not
* know how many times we've rekeyed. (If we rekey and THEN get another
* CCP Reset-Request, we must rekey again.)
*/
static void mppe_comp_reset(void *arg)
{
struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg;
state->bits |= MPPE_BIT_FLUSHED;
}
/*
* Compress (encrypt) a packet.
* It's strange to call this a compressor, since the output is always
* MPPE_OVHD + 2 bytes larger than the input.
*/
static int
mppe_compress(void *arg, unsigned char *ibuf, unsigned char *obuf,
int isize, int osize)
{
struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg;
struct blkcipher_desc desc = { .tfm = state->arc4 };
int proto;
struct scatterlist sg_in[1], sg_out[1];
/*
* Check that the protocol is in the range we handle.
*/
proto = PPP_PROTOCOL(ibuf);
if (proto < 0x0021 || proto > 0x00fa)
return 0;
/* Make sure we have enough room to generate an encrypted packet. */
if (osize < isize + MPPE_OVHD + 2) {
/* Drop the packet if we should encrypt it, but can't. */
printk(KERN_DEBUG "mppe_compress[%d]: osize too small! "
"(have: %d need: %d)\n", state->unit,
osize, osize + MPPE_OVHD + 2);
return -1;
}
osize = isize + MPPE_OVHD + 2;
/*
* Copy over the PPP header and set control bits.
*/
obuf[0] = PPP_ADDRESS(ibuf);
obuf[1] = PPP_CONTROL(ibuf);
put_unaligned_be16(PPP_COMP, obuf + 2);
obuf += PPP_HDRLEN;
state->ccount = (state->ccount + 1) % MPPE_CCOUNT_SPACE;
if (state->debug >= 7)
printk(KERN_DEBUG "mppe_compress[%d]: ccount %d\n", state->unit,
state->ccount);
put_unaligned_be16(state->ccount, obuf);
if (!state->stateful || /* stateless mode */
((state->ccount & 0xff) == 0xff) || /* "flag" packet */
(state->bits & MPPE_BIT_FLUSHED)) { /* CCP Reset-Request */
/* We must rekey */
if (state->debug && state->stateful)
printk(KERN_DEBUG "mppe_compress[%d]: rekeying\n",
state->unit);
mppe_rekey(state, 0);
state->bits |= MPPE_BIT_FLUSHED;
}
obuf[0] |= state->bits;
state->bits &= ~MPPE_BIT_FLUSHED; /* reset for next xmit */
obuf += MPPE_OVHD;
ibuf += 2; /* skip to proto field */
isize -= 2;
/* Encrypt packet */
sg_init_table(sg_in, 1);
sg_init_table(sg_out, 1);
setup_sg(sg_in, ibuf, isize);
setup_sg(sg_out, obuf, osize);
if (crypto_blkcipher_encrypt(&desc, sg_out, sg_in, isize) != 0) {
printk(KERN_DEBUG "crypto_cypher_encrypt failed\n");
return -1;
}
state->stats.unc_bytes += isize;
state->stats.unc_packets++;
state->stats.comp_bytes += osize;
state->stats.comp_packets++;
return osize;
}
/*
* Since every frame grows by MPPE_OVHD + 2 bytes, this is always going
* to look bad ... and the longer the link is up the worse it will get.
*/
static void mppe_comp_stats(void *arg, struct compstat *stats)
{
struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg;
*stats = state->stats;
}
static int
mppe_decomp_init(void *arg, unsigned char *options, int optlen, int unit,
int hdrlen, int mru, int debug)
{
/* ARGSUSED */
return mppe_init(arg, options, optlen, unit, debug, "mppe_decomp_init");
}
/*
* We received a CCP Reset-Ack. Just ignore it.
*/
static void mppe_decomp_reset(void *arg)
{
/* ARGSUSED */
return;
}
/*
* Decompress (decrypt) an MPPE packet.
*/
static int
mppe_decompress(void *arg, unsigned char *ibuf, int isize, unsigned char *obuf,
int osize)
{
struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg;
struct blkcipher_desc desc = { .tfm = state->arc4 };
unsigned ccount;
int flushed = MPPE_BITS(ibuf) & MPPE_BIT_FLUSHED;
int sanity = 0;
struct scatterlist sg_in[1], sg_out[1];
if (isize <= PPP_HDRLEN + MPPE_OVHD) {
if (state->debug)
printk(KERN_DEBUG
"mppe_decompress[%d]: short pkt (%d)\n",
state->unit, isize);
return DECOMP_ERROR;
}
/*
* Make sure we have enough room to decrypt the packet.
* Note that for our test we only subtract 1 byte whereas in
* mppe_compress() we added 2 bytes (+MPPE_OVHD);
* this is to account for possible PFC.
*/
if (osize < isize - MPPE_OVHD - 1) {
printk(KERN_DEBUG "mppe_decompress[%d]: osize too small! "
"(have: %d need: %d)\n", state->unit,
osize, isize - MPPE_OVHD - 1);
return DECOMP_ERROR;
}
osize = isize - MPPE_OVHD - 2; /* assume no PFC */
ccount = MPPE_CCOUNT(ibuf);
if (state->debug >= 7)
printk(KERN_DEBUG "mppe_decompress[%d]: ccount %d\n",
state->unit, ccount);
/* sanity checks -- terminate with extreme prejudice */
if (!(MPPE_BITS(ibuf) & MPPE_BIT_ENCRYPTED)) {
printk(KERN_DEBUG
"mppe_decompress[%d]: ENCRYPTED bit not set!\n",
state->unit);
state->sanity_errors += 100;
sanity = 1;
}
if (!state->stateful && !flushed) {
printk(KERN_DEBUG "mppe_decompress[%d]: FLUSHED bit not set in "
"stateless mode!\n", state->unit);
state->sanity_errors += 100;
sanity = 1;
}
if (state->stateful && ((ccount & 0xff) == 0xff) && !flushed) {
printk(KERN_DEBUG "mppe_decompress[%d]: FLUSHED bit not set on "
"flag packet!\n", state->unit);
state->sanity_errors += 100;
sanity = 1;
}
if (sanity) {
if (state->sanity_errors < SANITY_MAX)
return DECOMP_ERROR;
else
/*
* Take LCP down if the peer is sending too many bogons.
* We don't want to do this for a single or just a few
* instances since it could just be due to packet corruption.
*/
return DECOMP_FATALERROR;
}
/*
* Check the coherency count.
*/
if (!state->stateful) {
/* RFC 3078, sec 8.1. Rekey for every packet. */
while (state->ccount != ccount) {
mppe_rekey(state, 0);
state->ccount = (state->ccount + 1) % MPPE_CCOUNT_SPACE;
}
} else {
/* RFC 3078, sec 8.2. */
if (!state->discard) {
/* normal state */
state->ccount = (state->ccount + 1) % MPPE_CCOUNT_SPACE;
if (ccount != state->ccount) {
/*
* (ccount > state->ccount)
* Packet loss detected, enter the discard state.
* Signal the peer to rekey (by sending a CCP Reset-Request).
*/
state->discard = 1;
return DECOMP_ERROR;
}
} else {
/* discard state */
if (!flushed) {
/* ccp.c will be silent (no additional CCP Reset-Requests). */
return DECOMP_ERROR;
} else {
/* Rekey for every missed "flag" packet. */
while ((ccount & ~0xff) !=
(state->ccount & ~0xff)) {
mppe_rekey(state, 0);
state->ccount =
(state->ccount +
256) % MPPE_CCOUNT_SPACE;
}
/* reset */
state->discard = 0;
state->ccount = ccount;
/*
* Another problem with RFC 3078 here. It implies that the
* peer need not send a Reset-Ack packet. But RFC 1962
* requires it. Hopefully, M$ does send a Reset-Ack; even
* though it isn't required for MPPE synchronization, it is
* required to reset CCP state.
*/
}
}
if (flushed)
mppe_rekey(state, 0);
}
/*
* Fill in the first part of the PPP header. The protocol field
* comes from the decrypted data.
*/
obuf[0] = PPP_ADDRESS(ibuf); /* +1 */
obuf[1] = PPP_CONTROL(ibuf); /* +1 */
obuf += 2;
ibuf += PPP_HDRLEN + MPPE_OVHD;
isize -= PPP_HDRLEN + MPPE_OVHD; /* -6 */
/* net osize: isize-4 */
/*
* Decrypt the first byte in order to check if it is
* a compressed or uncompressed protocol field.
*/
sg_init_table(sg_in, 1);
sg_init_table(sg_out, 1);
setup_sg(sg_in, ibuf, 1);
setup_sg(sg_out, obuf, 1);
if (crypto_blkcipher_decrypt(&desc, sg_out, sg_in, 1) != 0) {
printk(KERN_DEBUG "crypto_cypher_decrypt failed\n");
return DECOMP_ERROR;
}
/*
* Do PFC decompression.
* This would be nicer if we were given the actual sk_buff
* instead of a char *.
*/
if ((obuf[0] & 0x01) != 0) {
obuf[1] = obuf[0];
obuf[0] = 0;
obuf++;
osize++;
}
/* And finally, decrypt the rest of the packet. */
setup_sg(sg_in, ibuf + 1, isize - 1);
setup_sg(sg_out, obuf + 1, osize - 1);
if (crypto_blkcipher_decrypt(&desc, sg_out, sg_in, isize - 1)) {
printk(KERN_DEBUG "crypto_cypher_decrypt failed\n");
return DECOMP_ERROR;
}
state->stats.unc_bytes += osize;
state->stats.unc_packets++;
state->stats.comp_bytes += isize;
state->stats.comp_packets++;
/* good packet credit */
state->sanity_errors >>= 1;
return osize;
}
/*
* Incompressible data has arrived (this should never happen!).
* We should probably drop the link if the protocol is in the range
* of what should be encrypted. At the least, we should drop this
* packet. (How to do this?)
*/
static void mppe_incomp(void *arg, unsigned char *ibuf, int icnt)
{
struct ppp_mppe_state *state = (struct ppp_mppe_state *) arg;
if (state->debug &&
(PPP_PROTOCOL(ibuf) >= 0x0021 && PPP_PROTOCOL(ibuf) <= 0x00fa))
printk(KERN_DEBUG
"mppe_incomp[%d]: incompressible (unencrypted) data! "
"(proto %04x)\n", state->unit, PPP_PROTOCOL(ibuf));
state->stats.inc_bytes += icnt;
state->stats.inc_packets++;
state->stats.unc_bytes += icnt;
state->stats.unc_packets++;
}
/*************************************************************
* Module interface table
*************************************************************/
/*
* Procedures exported to if_ppp.c.
*/
static struct compressor ppp_mppe = {
.compress_proto = CI_MPPE,
.comp_alloc = mppe_alloc,
.comp_free = mppe_free,
.comp_init = mppe_comp_init,
.comp_reset = mppe_comp_reset,
.compress = mppe_compress,
.comp_stat = mppe_comp_stats,
.decomp_alloc = mppe_alloc,
.decomp_free = mppe_free,
.decomp_init = mppe_decomp_init,
.decomp_reset = mppe_decomp_reset,
.decompress = mppe_decompress,
.incomp = mppe_incomp,
.decomp_stat = mppe_comp_stats,
.owner = THIS_MODULE,
.comp_extra = MPPE_PAD,
};
/*
* ppp_mppe_init()
*
* Prior to allowing load, try to load the arc4 and sha1 crypto
* libraries. The actual use will be allocated later, but
* this way the module will fail to insmod if they aren't available.
*/
static int __init ppp_mppe_init(void)
{
int answer;
if (!(crypto_has_blkcipher("ecb(arc4)", 0, CRYPTO_ALG_ASYNC) &&
crypto_has_hash("sha1", 0, CRYPTO_ALG_ASYNC)))
return -ENODEV;
sha_pad = kmalloc(sizeof(struct sha_pad), GFP_KERNEL);
if (!sha_pad)
return -ENOMEM;
sha_pad_init(sha_pad);
answer = ppp_register_compressor(&ppp_mppe);
if (answer == 0)
printk(KERN_INFO "PPP MPPE Compression module registered\n");
else
kfree(sha_pad);
return answer;
}
static void __exit ppp_mppe_cleanup(void)
{
ppp_unregister_compressor(&ppp_mppe);
kfree(sha_pad);
}
module_init(ppp_mppe_init);
module_exit(ppp_mppe_cleanup);
static long fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
void __user *argp = (void __user *)arg;
int __user *p = argp;
static const struct watchdog_info ident = {
.options = WDIOF_KEEPALIVEPING | WDIOF_SETTIMEOUT
| WDIOF_MAGICCLOSE,
.firmware_version = 1,
.identity = "SC520",
};
switch (cmd) {
case WDIOC_GETSUPPORT:
return copy_to_user(argp, &ident, sizeof(ident)) ? -EFAULT : 0;
case WDIOC_GETSTATUS:
case WDIOC_GETBOOTSTATUS:
return put_user(0, p);
case WDIOC_SETOPTIONS:
{
int new_options, retval = -EINVAL;
if (get_user(new_options, p))
return -EFAULT;
if (new_options & WDIOS_DISABLECARD) {
wdt_turnoff();
retval = 0;
}
if (new_options & WDIOS_ENABLECARD) {
wdt_startup();
retval = 0;
}
return retval;
}
case WDIOC_KEEPALIVE:
wdt_keepalive();
return 0;
case WDIOC_SETTIMEOUT:
{
int new_timeout;
if (get_user(new_timeout, p))
return -EFAULT;
if (wdt_set_heartbeat(new_timeout))
return -EINVAL;
wdt_keepalive();
/* Fall through */
}
case WDIOC_GETTIMEOUT:
return put_user(timeout, p);
default:
return -ENOTTY;
}
}
static const struct file_operations wdt_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
.write = fop_write,
.open = fop_open,
.release = fop_close,
.unlocked_ioctl = fop_ioctl,
};
static struct miscdevice wdt_miscdev = {
.minor = WATCHDOG_MINOR,
.name = "watchdog",
.fops = &wdt_fops,
};
/*
* Notifier for system down
*/
static int wdt_notify_sys(struct notifier_block *this, unsigned long code,
void *unused)
{
if (code == SYS_DOWN || code == SYS_HALT)
wdt_turnoff();
return NOTIFY_DONE;
}
/*
* The WDT needs to learn about soft shutdowns in order to
* turn the timebomb registers off.
*/
static struct notifier_block wdt_notifier = {
.notifier_call = wdt_notify_sys,
};
static void __exit sc520_wdt_unload(void)
{
if (!nowayout)
wdt_turnoff();
/* Deregister */
misc_deregister(&wdt_miscdev);
unregister_reboot_notifier(&wdt_notifier);
iounmap(wdtmrctl);
}
static int __init sc520_wdt_init(void)
{
int rc = -EBUSY;
/* Check that the timeout value is within it's range ;
if not reset to the default */
if (wdt_set_heartbeat(timeout)) {
wdt_set_heartbeat(WATCHDOG_TIMEOUT);
pr_info("timeout value must be 1 <= timeout <= 3600, using %d\n",
WATCHDOG_TIMEOUT);
}
wdtmrctl = ioremap(MMCR_BASE + OFFS_WDTMRCTL, 2);
if (!wdtmrctl) {
pr_err("Unable to remap memory\n");
rc = -ENOMEM;
goto err_out_region2;
}
rc = register_reboot_notifier(&wdt_notifier);
if (rc) {
pr_err("cannot register reboot notifier (err=%d)\n", rc);
goto err_out_ioremap;
}
rc = misc_register(&wdt_miscdev);
if (rc) {
pr_err("cannot register miscdev on minor=%d (err=%d)\n",
WATCHDOG_MINOR, rc);
goto err_out_notifier;
}
pr_info("WDT driver for SC520 initialised. timeout=%d sec (nowayout=%d)\n",
timeout, nowayout);
return 0;
err_out_notifier:
unregister_reboot_notifier(&wdt_notifier);
err_out_ioremap:
iounmap(wdtmrctl);
err_out_region2:
return rc;
}
module_init(sc520_wdt_init);
module_exit(sc520_wdt_unload);
MODULE_AUTHOR("Scott and Bill Jennings");
MODULE_DESCRIPTION(
"Driver for watchdog timer in AMD \"Elan\" SC520 uProcessor");
MODULE_LICENSE("GPL");
/* CHAOS functions */
static void
xt_chaos_total(struct sk_buff *skb, const struct xt_action_param *par)
{
const struct xt_chaos_tginfo *info = par->targinfo;
const struct iphdr *iph = ip_hdr(skb);
const int thoff = 4 * iph->ihl;
const int fragoff = ntohs(iph->frag_off) & IP_OFFSET;
typeof(xt_tarpit) destiny;
bool ret;
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 22)
int hotdrop = false;
#else
bool hotdrop = false;
#endif
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 27)
ret = xm_tcp->match(skb, par->in, par->out, xm_tcp, &tcp_params,
fragoff, thoff, &hotdrop);
#elif LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 34)
{
struct xt_match_param local_par = {
.in = par->in,
.out = par->out,
.match = xm_tcp,
.matchinfo = &tcp_params,
.fragoff = fragoff,
.thoff = thoff,
.hotdrop = &hotdrop,
};
ret = xm_tcp->match(skb, &local_par);
}
#else
{
struct xt_action_param local_par;
local_par.in = par->in,
local_par.out = par->out,
local_par.match = xm_tcp;
local_par.matchinfo = &tcp_params;
local_par.fragoff = fragoff;
local_par.thoff = thoff;
local_par.hotdrop = false;
ret = xm_tcp->match(skb, &local_par);
hotdrop = local_par.hotdrop;
}
#endif
if (!ret || hotdrop || (unsigned int)net_random() > delude_percentage)
return;
destiny = (info->variant == XTCHAOS_TARPIT) ? xt_tarpit : xt_delude;
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 18)
destiny->target(&skb, par->in, par->out, par->hooknum, destiny, NULL, NULL);
#elif LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 23)
destiny->target(&skb, par->in, par->out, par->hooknum, destiny, NULL);
#elif LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 27)
destiny->target(skb, par->in, par->out, par->hooknum, destiny, NULL);
#elif LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 34)
{
struct xt_target_param local_par = {
.in = par->in,
.out = par->out,
.hooknum = par->hooknum,
.target = destiny,
.targinfo = par->targinfo,
.family = par->family,
};
destiny->target(skb, &local_par);
}
#else
{
struct xt_action_param local_par;
local_par.in = par->in;
local_par.out = par->out;
local_par.hooknum = par->hooknum;
local_par.target = destiny;
local_par.targinfo = par->targinfo;
local_par.family = par->family;
destiny->target(skb, &local_par);
}
#endif
}
static unsigned int
chaos_tg(struct sk_buff **pskb, const struct xt_action_param *par)
{
/*
* Equivalent to:
* -A chaos -m statistic --mode random --probability \
* $reject_percentage -j REJECT --reject-with host-unreach;
* -A chaos -p tcp -m statistic --mode random --probability \
* $delude_percentage -j DELUDE;
* -A chaos -j DROP;
*/
const struct xt_chaos_tginfo *info = par->targinfo;
struct sk_buff *skb = *pskb;
const struct iphdr *iph = ip_hdr(skb);
if ((unsigned int)net_random() <= reject_percentage) {
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 18)
return xt_reject->target(pskb, par->in, par->out, par->hooknum,
xt_reject, &reject_params, NULL);
#elif LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 23)
return xt_reject->target(pskb, par->in, par->out, par->hooknum,
xt_reject, &reject_params);
#elif LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 27)
return xt_reject->target(skb, par->in, par->out, par->hooknum,
xt_reject, &reject_params);
#elif LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 34)
struct xt_target_param local_par = {
.in = par->in,
.out = par->out,
.hooknum = par->hooknum,
.target = xt_reject,
.targinfo = &reject_params,
};
return xt_reject->target(skb, &local_par);
#else
struct xt_action_param local_par;
local_par.in = par->in;
local_par.out = par->out;
local_par.hooknum = par->hooknum;
local_par.target = xt_reject;
local_par.targinfo = &reject_params;
return xt_reject->target(skb, &local_par);
#endif
}
/* TARPIT/DELUDE may not be called from the OUTPUT chain */
if (iph->protocol == IPPROTO_TCP &&
info->variant != XTCHAOS_NORMAL &&
par->hooknum != NF_INET_LOCAL_OUT)
xt_chaos_total(skb, par);
return NF_DROP;
}
static int chaos_tg_check(const struct xt_tgchk_param *par)
{
const struct xt_chaos_tginfo *info = par->targinfo;
if (info->variant == XTCHAOS_DELUDE && !have_delude) {
printk(KERN_WARNING PFX "Error: Cannot use --delude when "
"DELUDE module not available\n");
return -EINVAL;
}
if (info->variant == XTCHAOS_TARPIT && !have_tarpit) {
printk(KERN_WARNING PFX "Error: Cannot use --tarpit when "
"TARPIT module not available\n");
return -EINVAL;
}
return 0;
}
static struct xt_target chaos_tg_reg = {
.name = "CHAOS",
.revision = 0,
.family = NFPROTO_IPV4,
.table = "filter",
.hooks = (1 << NF_INET_LOCAL_IN) | (1 << NF_INET_FORWARD) |
(1 << NF_INET_LOCAL_OUT),
.target = chaos_tg,
.checkentry = chaos_tg_check,
.targetsize = sizeof(struct xt_chaos_tginfo),
.me = THIS_MODULE,
};
static int __init chaos_tg_init(void)
{
int ret = -EINVAL;
xm_tcp = xt_request_find_match(NFPROTO_IPV4, "tcp", 0);
if (xm_tcp == NULL) {
printk(KERN_WARNING PFX "Error: Could not find or load "
"\"tcp\" match\n");
return -EINVAL;
}
xt_reject = xt_request_find_target(NFPROTO_IPV4, "REJECT", 0);
if (xt_reject == NULL) {
printk(KERN_WARNING PFX "Error: Could not find or load "
"\"REJECT\" target\n");
goto out2;
}
xt_tarpit = xt_request_find_target(NFPROTO_IPV4, "TARPIT", 0);
have_tarpit = xt_tarpit != NULL;
if (!have_tarpit)
printk(KERN_WARNING PFX "Warning: Could not find or load "
"\"TARPIT\" target\n");
xt_delude = xt_request_find_target(NFPROTO_IPV4, "DELUDE", 0);
have_delude = xt_delude != NULL;
if (!have_delude)
printk(KERN_WARNING PFX "Warning: Could not find or load "
"\"DELUDE\" target\n");
if ((ret = xt_register_target(&chaos_tg_reg)) != 0) {
printk(KERN_WARNING PFX "xt_register_target returned "
"error %d\n", ret);
goto out3;
}
return 0;
out3:
if (have_delude)
module_put(xt_delude->me);
if (have_tarpit)
module_put(xt_tarpit->me);
module_put(xt_reject->me);
out2:
module_put(xm_tcp->me);
return ret;
}
static void __exit chaos_tg_exit(void)
{
xt_unregister_target(&chaos_tg_reg);
module_put(xm_tcp->me);
module_put(xt_reject->me);
if (have_delude)
module_put(xt_delude->me);
if (have_tarpit)
module_put(xt_tarpit->me);
}
module_init(chaos_tg_init);
module_exit(chaos_tg_exit);
MODULE_DESCRIPTION("Xtables: Network scan slowdown with non-deterministic results");
MODULE_AUTHOR("Jan Engelhardt <*****@*****.**>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("ipt_CHAOS");