diff options
| author | Lin Ming <ming.m.lin@intel.com> | 2012-04-18 09:29:47 +0800 |
|---|---|---|
| committer | Varun Wadekar <vwadekar@nvidia.com> | 2012-04-25 11:45:49 +0530 |
| commit | 3846e15300bb9cd54d6e1fd21a716fdea2ecd331 (patch) | |
| tree | 1319cf65818dfe0c98e22d16042a7edead8d289d /drivers/ata | |
| parent | 4c918853edadc88d15242440a0fcbd130f477d50 (diff) | |
libata: forbid port runtime pm by default, fixing regression
Forbid port runtime pm by default because it has known hotplug issue.
User can allow it by, for example
echo auto > /sys/devices/pci0000:00/0000:00:1f.2/ata2/power/control
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-transport.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/ata/libata-transport.c b/drivers/ata/libata-transport.c index 74aaee30e264..c34190485377 100644 --- a/drivers/ata/libata-transport.c +++ b/drivers/ata/libata-transport.c @@ -294,6 +294,7 @@ int ata_tport_add(struct device *parent, device_enable_async_suspend(dev); pm_runtime_set_active(dev); pm_runtime_enable(dev); + pm_runtime_forbid(dev); transport_add_device(dev); transport_configure_device(dev); |