diff options
| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2014-11-05 17:34:46 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-11-11 23:44:19 +0100 |
| commit | 01ac170ba29a9903ee590e1ef2d8e6b27b49a16c (patch) | |
| tree | 094ddfd8225106cd1c0862b1db3a5298dc75fea3 /drivers/acpi | |
| parent | ACPI / LPSS: add all LPSS devices to the specific power domain (diff) | |
| download | linux-01ac170ba29a9903ee590e1ef2d8e6b27b49a16c.tar.xz linux-01ac170ba29a9903ee590e1ef2d8e6b27b49a16c.zip | |
ACPI / LPSS: allow to use specific PM domain during ->probe()
The LPSS DMA controller would like to use the specific PM domain callbacks
during early stage, namely in ->probe(). This patch moves the specific PM
domain assignment early to be accessible during a whole life time of the device
in the system.
Suggested-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Tested-by: Scott Ashcroft <scott.ashcroft@talk21.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/acpi_lpss.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index f6b71afb80ea..4804ae31b057 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -659,19 +659,17 @@ static int acpi_lpss_platform_notify(struct notifier_block *nb, } switch (action) { - case BUS_NOTIFY_BOUND_DRIVER: - pdev->dev.pm_domain = &acpi_lpss_pm_domain; - break; - case BUS_NOTIFY_UNBOUND_DRIVER: - pdev->dev.pm_domain = NULL; - break; case BUS_NOTIFY_ADD_DEVICE: + pdev->dev.pm_domain = &acpi_lpss_pm_domain; if (pdata->dev_desc->flags & LPSS_LTR) return sysfs_create_group(&pdev->dev.kobj, &lpss_attr_group); + break; case BUS_NOTIFY_DEL_DEVICE: if (pdata->dev_desc->flags & LPSS_LTR) sysfs_remove_group(&pdev->dev.kobj, &lpss_attr_group); + pdev->dev.pm_domain = NULL; + break; default: break; } |