summaryrefslogtreecommitdiff
path: root/drivers/acpi/glue.c
diff options
context:
space:
mode:
authorJason Gunthorpe <jgg@nvidia.com>2021-12-14 20:18:48 -0400
committerJason Gunthorpe <jgg@nvidia.com>2021-12-14 20:18:48 -0400
commit4922f0920966c28d674b03479cdcb7f3939bfbbd (patch)
tree6a8b3972ff853fc0addcfab662d33354124f7fdb /drivers/acpi/glue.c
parent20679094a0161c94faf77e373fa3f7428a8e14bd (diff)
parent2585cf9dfaaddf00b069673f27bb3f8530e2039c (diff)
Merge tag 'v5.16-rc5' into rdma.git for-next
Required due to dependencies in following patches. Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/acpi/glue.c')
-rw-r--r--drivers/acpi/glue.c25
1 files changed, 0 insertions, 25 deletions
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index 7cd0009e7ff3..ef104809f27b 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -347,28 +347,3 @@ void acpi_device_notify_remove(struct device *dev)
acpi_unbind_one(dev);
}
-
-int acpi_dev_turn_off_if_unused(struct device *dev, void *not_used)
-{
- struct acpi_device *adev = to_acpi_device(dev);
-
- /*
- * Skip device objects with device IDs, because they may be in use even
- * if they are not companions of any physical device objects.
- */
- if (adev->pnp.type.hardware_id)
- return 0;
-
- mutex_lock(&adev->physical_node_lock);
-
- /*
- * Device objects without device IDs are not in use if they have no
- * corresponding physical device objects.
- */
- if (list_empty(&adev->physical_node_list))
- acpi_device_set_power(adev, ACPI_STATE_D3_COLD);
-
- mutex_unlock(&adev->physical_node_lock);
-
- return 0;
-}