| Message ID | 2175138.irdbgypaU6@kreacher (mailing list archive) |
|---|---|
| State | Mainlined, archived |
| Headers | show |
| Series | ACPI: scan: Check enabled _STA bit on Bus/Device Checks | expand |
On Mon, Feb 26, 2024 at 5:47 PM Rafael J. Wysocki <rjw@rjwysocki.net> wrote: > > From: Rafael J. Wysocki <rafael.j.wysocki@intel.com> > > Relocate acpi_bus_trim_one() (without modifications) so as to avoid the > need to add a forward declaration of it in a subsequent patch. > > No functional changes. > > Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> > --- > > v1 -> v2: Add R-by from Jonathan. I actually forgot to add the R-bys, but let's assume they are here (no need to look at the first two patches again). > --- > drivers/acpi/scan.c | 52 ++++++++++++++++++++++++++-------------------------- > 1 file changed, 26 insertions(+), 26 deletions(-) > > Index: linux-pm/drivers/acpi/scan.c > =================================================================== > --- linux-pm.orig/drivers/acpi/scan.c > +++ linux-pm/drivers/acpi/scan.c > @@ -244,6 +244,32 @@ static int acpi_scan_try_to_offline(stru > return 0; > } > > +static int acpi_bus_trim_one(struct acpi_device *adev, void *not_used) > +{ > + struct acpi_scan_handler *handler = adev->handler; > + > + acpi_dev_for_each_child_reverse(adev, acpi_bus_trim_one, NULL); > + > + adev->flags.match_driver = false; > + if (handler) { > + if (handler->detach) > + handler->detach(adev); > + > + adev->handler = NULL; > + } else { > + device_release_driver(&adev->dev); > + } > + /* > + * Most likely, the device is going away, so put it into D3cold before > + * that. > + */ > + acpi_device_set_power(adev, ACPI_STATE_D3_COLD); > + adev->flags.initialized = false; > + acpi_device_clear_enumerated(adev); > + > + return 0; > +} > + > static int acpi_scan_hot_remove(struct acpi_device *device) > { > acpi_handle handle = device->handle; > @@ -2547,32 +2573,6 @@ int acpi_bus_scan(acpi_handle handle) > } > EXPORT_SYMBOL(acpi_bus_scan); > > -static int acpi_bus_trim_one(struct acpi_device *adev, void *not_used) > -{ > - struct acpi_scan_handler *handler = adev->handler; > - > - acpi_dev_for_each_child_reverse(adev, acpi_bus_trim_one, NULL); > - > - adev->flags.match_driver = false; > - if (handler) { > - if (handler->detach) > - handler->detach(adev); > - > - adev->handler = NULL; > - } else { > - device_release_driver(&adev->dev); > - } > - /* > - * Most likely, the device is going away, so put it into D3cold before > - * that. > - */ > - acpi_device_set_power(adev, ACPI_STATE_D3_COLD); > - adev->flags.initialized = false; > - acpi_device_clear_enumerated(adev); > - > - return 0; > -} > - > /** > * acpi_bus_trim - Detach scan handlers and drivers from ACPI device objects. > * @adev: Root of the ACPI namespace scope to walk. > > >
Index: linux-pm/drivers/acpi/scan.c =================================================================== --- linux-pm.orig/drivers/acpi/scan.c +++ linux-pm/drivers/acpi/scan.c @@ -244,6 +244,32 @@ static int acpi_scan_try_to_offline(stru return 0; } +static int acpi_bus_trim_one(struct acpi_device *adev, void *not_used) +{ + struct acpi_scan_handler *handler = adev->handler; + + acpi_dev_for_each_child_reverse(adev, acpi_bus_trim_one, NULL); + + adev->flags.match_driver = false; + if (handler) { + if (handler->detach) + handler->detach(adev); + + adev->handler = NULL; + } else { + device_release_driver(&adev->dev); + } + /* + * Most likely, the device is going away, so put it into D3cold before + * that. + */ + acpi_device_set_power(adev, ACPI_STATE_D3_COLD); + adev->flags.initialized = false; + acpi_device_clear_enumerated(adev); + + return 0; +} + static int acpi_scan_hot_remove(struct acpi_device *device) { acpi_handle handle = device->handle; @@ -2547,32 +2573,6 @@ int acpi_bus_scan(acpi_handle handle) } EXPORT_SYMBOL(acpi_bus_scan); -static int acpi_bus_trim_one(struct acpi_device *adev, void *not_used) -{ - struct acpi_scan_handler *handler = adev->handler; - - acpi_dev_for_each_child_reverse(adev, acpi_bus_trim_one, NULL); - - adev->flags.match_driver = false; - if (handler) { - if (handler->detach) - handler->detach(adev); - - adev->handler = NULL; - } else { - device_release_driver(&adev->dev); - } - /* - * Most likely, the device is going away, so put it into D3cold before - * that. - */ - acpi_device_set_power(adev, ACPI_STATE_D3_COLD); - adev->flags.initialized = false; - acpi_device_clear_enumerated(adev); - - return 0; -} - /** * acpi_bus_trim - Detach scan handlers and drivers from ACPI device objects. * @adev: Root of the ACPI namespace scope to walk.