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authorDavid Woodhouse <David.Woodhouse@intel.com>2010-03-26 14:55:59 +0000
committerDavid Woodhouse <David.Woodhouse@intel.com>2010-03-26 14:55:59 +0000
commit329f9052dbadf6f4afe2231668bd00c579a4aa10 (patch)
treee080a5c70df40f3ae8cf28a95a3267757668ab97 /drivers/scsi/ibmvscsi/ibmvscsi.c
parent395b228858778d3c44f7c413693a6acaa8bb62dc (diff)
parent220bf991b0366cc50a94feede3d7341fa5710ee4 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: drivers/mtd/nand/sh_flctl.c Maxim's patch to initialise sysfs attributes depends on the patch which actually adds sysfs_attr_init().
Diffstat (limited to 'drivers/scsi/ibmvscsi/ibmvscsi.c')
-rw-r--r--drivers/scsi/ibmvscsi/ibmvscsi.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index e475b7957c2..dc1bcbe3b17 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -40,7 +40,7 @@
* (CRQ), which is just a buffer of 16 byte entries in the receiver's
* Senders cannot access the buffer directly, but send messages by
* making a hypervisor call and passing in the 16 bytes. The hypervisor
- * puts the message in the next 16 byte space in round-robbin fashion,
+ * puts the message in the next 16 byte space in round-robin fashion,
* turns on the high order bit of the message (the valid bit), and
* generates an interrupt to the receiver (if interrupts are turned on.)
* The receiver just turns off the valid bit when they have copied out
@@ -71,6 +71,7 @@
#include <linux/dma-mapping.h>
#include <linux/delay.h>
#include <linux/of.h>
+#include <linux/pm.h>
#include <asm/firmware.h>
#include <asm/vio.h>
#include <scsi/scsi.h>
@@ -1991,6 +1992,19 @@ static int ibmvscsi_remove(struct vio_dev *vdev)
}
/**
+ * ibmvscsi_resume: Resume from suspend
+ * @dev: device struct
+ *
+ * We may have lost an interrupt across suspend/resume, so kick the
+ * interrupt handler
+ */
+static int ibmvscsi_resume(struct device *dev)
+{
+ struct ibmvscsi_host_data *hostdata = dev_get_drvdata(dev);
+ return ibmvscsi_ops->resume(hostdata);
+}
+
+/**
* ibmvscsi_device_table: Used by vio.c to match devices in the device tree we
* support.
*/
@@ -2000,6 +2014,10 @@ static struct vio_device_id ibmvscsi_device_table[] __devinitdata = {
};
MODULE_DEVICE_TABLE(vio, ibmvscsi_device_table);
+static struct dev_pm_ops ibmvscsi_pm_ops = {
+ .resume = ibmvscsi_resume
+};
+
static struct vio_driver ibmvscsi_driver = {
.id_table = ibmvscsi_device_table,
.probe = ibmvscsi_probe,
@@ -2008,6 +2026,7 @@ static struct vio_driver ibmvscsi_driver = {
.driver = {
.name = "ibmvscsi",
.owner = THIS_MODULE,
+ .pm = &ibmvscsi_pm_ops,
}
};