summaryrefslogtreecommitdiff
path: root/drivers/ata/libata-transport.c
diff options
context:
space:
mode:
authorLin Ming <ming.m.lin@intel.com>2011-12-05 05:20:28 +0400
committerJeff Garzik <jgarzik@redhat.com>2012-01-09 04:14:58 +0400
commit9ee4f3933930abf5cc34f8e9d69fe0e08c18f602 (patch)
tree7d3751d52712f71a19d488f9970b6184b4c140c6 /drivers/ata/libata-transport.c
parent5ef41082912bdfcb33fa53b8dba2ad17dea2ef90 (diff)
downloadlinux-9ee4f3933930abf5cc34f8e9d69fe0e08c18f602.tar.xz
ata: add ata port runtime PM callbacks
Add ata port runtime suspend/resume/idle callbacks. Set ->eh_noresume to skip the runtime PM calls on scsi host in the error handler to avoid dead lock. Acked-by: Tejun Heo <tj@kernel.org> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/libata-transport.c')
-rw-r--r--drivers/ata/libata-transport.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/ata/libata-transport.c b/drivers/ata/libata-transport.c
index 3ceb3d94be26..9a7f0ea565df 100644
--- a/drivers/ata/libata-transport.c
+++ b/drivers/ata/libata-transport.c
@@ -32,6 +32,7 @@
#include <linux/libata.h>
#include <linux/hdreg.h>
#include <linux/uaccess.h>
+#include <linux/pm_runtime.h>
#include "libata.h"
#include "libata-transport.h"
@@ -290,6 +291,9 @@ int ata_tport_add(struct device *parent,
goto tport_err;
}
+ pm_runtime_set_active(dev);
+ pm_runtime_enable(dev);
+
transport_add_device(dev);
transport_configure_device(dev);