static int cmd_i2c_list(struct vmm_chardev *cdev,
int __unused argc,
char __unused **argv)
{
vmm_cprintf(cdev, "----------------------------------------"
"----------------------------------------\n");
vmm_cprintf(cdev, "%-2s %-16s %-16s %-16s\n", "ID", "Name", "Type",
"Parent");
vmm_cprintf(cdev, "----------------------------------------"
"----------------------------------------\n");
i2c_for_each_dev(cdev, i2c_print_dev);
vmm_cprintf(cdev, "----------------------------------------"
"----------------------------------------\n");
return 0;
}
/*Find all lm75 devices and return sum of temperatures.*/
static ssize_t get_sys_temp(struct device *dev, struct device_attribute *da,
char *buf)
{
ssize_t ret = 0;
struct as7712_32x_fan_data *data = as7712_32x_fan_update_device(dev);
data->system_temp=0;
data->sensors_found=0;
i2c_for_each_dev(data, _find_lm75_device);
if (NUM_THERMAL_SENSORS != data->sensors_found)
{
dev_dbg(dev,"only %d of %d temps are found\n",
data->sensors_found, NUM_THERMAL_SENSORS);
data->system_temp = INT_MAX;
}
ret = sprintf(buf, "%d\n",data->system_temp);
return ret;
}
void i2c_dev_init(void) {
int res;
/*
printk(KERN_INFO "i2c /dev entries driver\n");
res = register_chrdev(I2C_MAJOR, "i2c", &i2cdev_fops);
if (res)
goto out;
*/
i2c_dev_class = class_create(THIS_MODULE, "i2c-dev");
if (IS_ERR(i2c_dev_class)) {
res = PTR_ERR(i2c_dev_class);
return;
//goto out_unreg_chrdev;
}
/* Keep track of adapters which will be added or removed later */
res = bus_register_notifier(&i2c_bus_type, &i2cdev_notifier);
if (res)
return;
/* Bind to already existing adapters right away */
i2c_for_each_dev(NULL, i2cdev_attach_adapter);
}
void i2c_dev_exit(void) {
bus_unregister_notifier(&i2c_bus_type, &i2cdev_notifier);
i2c_for_each_dev(NULL, i2cdev_detach_adapter);
class_destroy(i2c_dev_class);
//unregister_chrdev(I2C_MAJOR, "i2c");
}
