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-rw-r--r--drivers/acpi/battery.c28
-rw-r--r--drivers/acpi/resource.c19
-rw-r--r--drivers/acpi/video_detect.c9
3 files changed, 39 insertions, 17 deletions
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 2c9289ac2824..65fa3444367a 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -703,28 +703,35 @@ static LIST_HEAD(acpi_battery_list);
static LIST_HEAD(battery_hook_list);
static DEFINE_MUTEX(hook_mutex);
-static void __battery_hook_unregister(struct acpi_battery_hook *hook, int lock)
+static void battery_hook_unregister_unlocked(struct acpi_battery_hook *hook)
{
struct acpi_battery *battery;
+
/*
* In order to remove a hook, we first need to
* de-register all the batteries that are registered.
*/
- if (lock)
- mutex_lock(&hook_mutex);
list_for_each_entry(battery, &acpi_battery_list, list) {
if (!hook->remove_battery(battery->bat, hook))
power_supply_changed(battery->bat);
}
- list_del(&hook->list);
- if (lock)
- mutex_unlock(&hook_mutex);
+ list_del_init(&hook->list);
+
pr_info("extension unregistered: %s\n", hook->name);
}
void battery_hook_unregister(struct acpi_battery_hook *hook)
{
- __battery_hook_unregister(hook, 1);
+ mutex_lock(&hook_mutex);
+ /*
+ * Ignore already unregistered battery hooks. This might happen
+ * if a battery hook was previously unloaded due to an error when
+ * adding a new battery.
+ */
+ if (!list_empty(&hook->list))
+ battery_hook_unregister_unlocked(hook);
+
+ mutex_unlock(&hook_mutex);
}
EXPORT_SYMBOL_GPL(battery_hook_unregister);
@@ -733,7 +740,6 @@ void battery_hook_register(struct acpi_battery_hook *hook)
struct acpi_battery *battery;
mutex_lock(&hook_mutex);
- INIT_LIST_HEAD(&hook->list);
list_add(&hook->list, &battery_hook_list);
/*
* Now that the driver is registered, we need
@@ -750,7 +756,7 @@ void battery_hook_register(struct acpi_battery_hook *hook)
* hooks.
*/
pr_err("extension failed to load: %s", hook->name);
- __battery_hook_unregister(hook, 0);
+ battery_hook_unregister_unlocked(hook);
goto end;
}
@@ -804,7 +810,7 @@ static void battery_hook_add_battery(struct acpi_battery *battery)
*/
pr_err("error in extension, unloading: %s",
hook_node->name);
- __battery_hook_unregister(hook_node, 0);
+ battery_hook_unregister_unlocked(hook_node);
}
}
mutex_unlock(&hook_mutex);
@@ -837,7 +843,7 @@ static void __exit battery_hook_exit(void)
* need to remove the hooks.
*/
list_for_each_entry_safe(hook, ptr, &battery_hook_list, list) {
- __battery_hook_unregister(hook, 1);
+ battery_hook_unregister(hook);
}
mutex_destroy(&hook_mutex);
}
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index 8a4726e2eb69..3d74ebe9dbd8 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -441,6 +441,13 @@ static const struct dmi_system_id irq1_level_low_skip_override[] = {
},
},
{
+ /* Asus Vivobook X1704VAP */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_BOARD_NAME, "X1704VAP"),
+ },
+ },
+ {
/* Asus ExpertBook B1402CBA */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
@@ -504,24 +511,24 @@ static const struct dmi_system_id irq1_level_low_skip_override[] = {
},
},
{
- /* Asus Vivobook Go E1404GAB */
+ /* Asus ExpertBook B2502CVA */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_BOARD_NAME, "E1404GAB"),
+ DMI_MATCH(DMI_BOARD_NAME, "B2502CVA"),
},
},
{
- /* Asus Vivobook E1504GA */
+ /* Asus Vivobook Go E1404GA* */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_BOARD_NAME, "E1504GA"),
+ DMI_MATCH(DMI_BOARD_NAME, "E1404GA"),
},
},
{
- /* Asus Vivobook E1504GAB */
+ /* Asus Vivobook E1504GA* */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
- DMI_MATCH(DMI_BOARD_NAME, "E1504GAB"),
+ DMI_MATCH(DMI_BOARD_NAME, "E1504GA"),
},
},
{
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index b70e84e8049a..015bd8e66c1c 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -845,6 +845,15 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
* which need native backlight control nevertheless.
*/
{
+ /* https://github.com/zabbly/linux/issues/26 */
+ .callback = video_detect_force_native,
+ /* Dell OptiPlex 5480 AIO */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 5480 AIO"),
+ },
+ },
+ {
/* https://bugzilla.redhat.com/show_bug.cgi?id=2303936 */
.callback = video_detect_force_native,
/* Dell OptiPlex 7760 AIO */