static void __exit msi_cleanup(void)
{
if (quirks->load_scm_model) {
i8042_remove_filter(msi_laptop_i8042_filter);
msi_laptop_input_destroy();
cancel_delayed_work_sync(&msi_rfkill_dwork);
cancel_work_sync(&msi_rfkill_work);
rfkill_cleanup();
}
sysfs_remove_group(&msipf_device->dev.kobj, &msipf_attribute_group);
if (!quirks->old_ec_model && threeg_exists)
device_remove_file(&msipf_device->dev, &dev_attr_threeg);
platform_device_unregister(msipf_device);
platform_driver_unregister(&msipf_driver);
backlight_device_unregister(msibl_device);
if (quirks->old_ec_model) {
/* Enable automatic brightness control again */
if (auto_brightness != 2)
set_auto_brightness(1);
}
pr_info("driver unloaded\n");
}
static int __init load_scm_model_init(struct platform_device *sdev)
{
u8 data;
int result;
if (!quirks->ec_read_only) {
/* allow userland write sysfs file */
pax_open_kernel();
*(void **)&dev_attr_bluetooth.store = store_bluetooth;
*(void **)&dev_attr_wlan.store = store_wlan;
*(void **)&dev_attr_threeg.store = store_threeg;
*(umode_t *)&dev_attr_bluetooth.attr.mode |= S_IWUSR;
*(umode_t *)&dev_attr_wlan.attr.mode |= S_IWUSR;
*(umode_t *)&dev_attr_threeg.attr.mode |= S_IWUSR;
pax_close_kernel();
}
/* disable hardware control by fn key */
result = ec_read(MSI_STANDARD_EC_SCM_LOAD_ADDRESS, &data);
if (result < 0)
return result;
result = ec_write(MSI_STANDARD_EC_SCM_LOAD_ADDRESS,
data | MSI_STANDARD_EC_SCM_LOAD_MASK);
if (result < 0)
return result;
/* initial rfkill */
result = rfkill_init(sdev);
if (result < 0)
goto fail_rfkill;
/* setup input device */
result = msi_laptop_input_setup();
if (result)
goto fail_input;
result = i8042_install_filter(msi_laptop_i8042_filter);
if (result) {
pr_err("Unable to install key filter\n");
goto fail_filter;
}
return 0;
fail_filter:
msi_laptop_input_destroy();
fail_input:
rfkill_cleanup();
fail_rfkill:
return result;
}
static int __init load_scm_model_init(struct platform_device *sdev)
{
u8 data;
int result;
dev_attr_bluetooth.store = store_bluetooth;
dev_attr_wlan.store = store_wlan;
dev_attr_threeg.store = store_threeg;
dev_attr_bluetooth.attr.mode |= S_IWUSR;
dev_attr_wlan.attr.mode |= S_IWUSR;
dev_attr_threeg.attr.mode |= S_IWUSR;
result = ec_read(MSI_STANDARD_EC_SCM_LOAD_ADDRESS, &data);
if (result < 0)
return result;
result = ec_write(MSI_STANDARD_EC_SCM_LOAD_ADDRESS,
data | MSI_STANDARD_EC_SCM_LOAD_MASK);
if (result < 0)
return result;
result = rfkill_init(sdev);
if (result < 0)
goto fail_rfkill;
result = msi_laptop_input_setup();
if (result)
goto fail_input;
result = i8042_install_filter(msi_laptop_i8042_filter);
if (result) {
pr_err("Unable to install key filter\n");
goto fail_filter;
}
return 0;
fail_filter:
msi_laptop_input_destroy();
fail_input:
rfkill_cleanup();
fail_rfkill:
return result;
}
static int load_scm_model_init(struct platform_device *sdev)
{
u8 data;
int result;
/* allow userland write sysfs file */
dev_attr_bluetooth.store = store_bluetooth;
dev_attr_wlan.store = store_wlan;
dev_attr_threeg.store = store_threeg;
dev_attr_bluetooth.attr.mode |= S_IWUSR;
dev_attr_wlan.attr.mode |= S_IWUSR;
dev_attr_threeg.attr.mode |= S_IWUSR;
/* disable hardware control by fn key */
result = ec_read(MSI_STANDARD_EC_SCM_LOAD_ADDRESS, &data);
if (result < 0)
return result;
result = ec_write(MSI_STANDARD_EC_SCM_LOAD_ADDRESS,
data | MSI_STANDARD_EC_SCM_LOAD_MASK);
if (result < 0)
return result;
/* initial rfkill */
result = rfkill_init(sdev);
if (result < 0)
goto fail_rfkill;
result = i8042_install_filter(msi_laptop_i8042_filter);
if (result) {
printk(KERN_ERR
"msi-laptop: Unable to install key filter\n");
goto fail_filter;
}
return 0;
fail_filter:
rfkill_cleanup();
fail_rfkill:
return result;
}
static void __exit msi_cleanup(void)
{
sysfs_remove_group(&msipf_device->dev.kobj, &msipf_attribute_group);
if (!old_ec_model && threeg_exists)
device_remove_file(&msipf_device->dev, &dev_attr_threeg);
platform_device_unregister(msipf_device);
platform_driver_unregister(&msipf_driver);
backlight_device_unregister(msibl_device);
rfkill_cleanup();
/* Enable automatic brightness control again */
if (auto_brightness != 2)
set_auto_brightness(1);
printk(KERN_INFO "msi-laptop: driver unloaded.\n");
}
static int __init msi_init(void)
{
int ret;
if (acpi_disabled)
return -ENODEV;
dmi_check_system(msi_dmi_table);
if (!quirks)
/* quirks may be NULL if no match in DMI table */
quirks = &quirk_load_scm_model;
if (force)
quirks = &quirk_old_ec_model;
if (!quirks->old_ec_model)
get_threeg_exists();
if (auto_brightness < 0 || auto_brightness > 2)
return -EINVAL;
/* Register backlight stuff */
if (!quirks->old_ec_model || acpi_video_backlight_support()) {
pr_info("Brightness ignored, must be controlled by ACPI video driver\n");
} else {
struct backlight_properties props;
memset(&props, 0, sizeof(struct backlight_properties));
props.type = BACKLIGHT_PLATFORM;
props.max_brightness = MSI_LCD_LEVEL_MAX - 1;
msibl_device = backlight_device_register("msi-laptop-bl", NULL,
NULL, &msibl_ops,
&props);
if (IS_ERR(msibl_device))
return PTR_ERR(msibl_device);
}
ret = platform_driver_register(&msipf_driver);
if (ret)
goto fail_backlight;
/* Register platform stuff */
msipf_device = platform_device_alloc("msi-laptop-pf", -1);
if (!msipf_device) {
ret = -ENOMEM;
goto fail_platform_driver;
}
ret = platform_device_add(msipf_device);
if (ret)
goto fail_platform_device1;
if (quirks->load_scm_model && (load_scm_model_init(msipf_device) < 0)) {
ret = -EINVAL;
goto fail_platform_device1;
}
ret = sysfs_create_group(&msipf_device->dev.kobj,
&msipf_attribute_group);
if (ret)
goto fail_platform_device2;
if (!quirks->old_ec_model) {
if (threeg_exists)
ret = device_create_file(&msipf_device->dev,
&dev_attr_threeg);
if (ret)
goto fail_platform_device2;
} else {
ret = sysfs_create_group(&msipf_device->dev.kobj,
&msipf_old_attribute_group);
if (ret)
goto fail_platform_device2;
/* Disable automatic brightness control by default because
* this module was probably loaded to do brightness control in
* software. */
if (auto_brightness != 2)
set_auto_brightness(auto_brightness);
}
pr_info("driver " MSI_DRIVER_VERSION " successfully loaded\n");
return 0;
fail_platform_device2:
if (quirks->load_scm_model) {
i8042_remove_filter(msi_laptop_i8042_filter);
cancel_delayed_work_sync(&msi_rfkill_dwork);
cancel_work_sync(&msi_rfkill_work);
rfkill_cleanup();
}
platform_device_del(msipf_device);
fail_platform_device1:
platform_device_put(msipf_device);
fail_platform_driver:
platform_driver_unregister(&msipf_driver);
fail_backlight:
backlight_device_unregister(msibl_device);
return ret;
}
