From: Aditya Sarwade <asarwade@xxxxxxxxxx>
Restore device state when ethernet link changes to active.
Acked-by: George Zhang <georgezhang@xxxxxxxxxx>
Acked-by: Jorgen Hansen <jhansen@xxxxxxxxxx>
Acked-by: Bryan Tan <bryantan@xxxxxxxxxx>
Signed-off-by: Aditya Sarwade <asarwade@xxxxxxxxxx>
Signed-off-by: Adit Ranadive <aditr@xxxxxxxxxx>
---
drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h | 2 +-
drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c | 13 +++++++++++--
2 files changed, 12 insertions(+), 3 deletions(-)
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h
index e69d6f3..09078cc 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_dev_api.h
@@ -132,7 +132,7 @@ enum pvrdma_pci_resource {
enum pvrdma_device_ctl {
PVRDMA_DEVICE_CTL_ACTIVATE, /* Activate device. */
- PVRDMA_DEVICE_CTL_QUIESCE, /* Quiesce device. */
+ PVRDMA_DEVICE_CTL_UNQUIESCE, /* Unquiesce device. */
PVRDMA_DEVICE_CTL_RESET, /* Reset device. */
};
diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
index 4380d3d..bc4ec3a 100644
--- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
+++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c
@@ -56,7 +56,7 @@
#include "pvrdma.h"
#define DRV_NAME "vmw_pvrdma"
-#define DRV_VERSION "1.0.0.0-k"
+#define DRV_VERSION "1.0.1.0-k"
static DEFINE_MUTEX(pvrdma_device_list_lock);
static LIST_HEAD(pvrdma_device_list);
@@ -659,7 +659,16 @@ static void pvrdma_netdevice_event_handle(struct pvrdma_dev *dev,
pvrdma_dispatch_event(dev, 1, IB_EVENT_PORT_ERR);
break;
case NETDEV_UP:
- pvrdma_dispatch_event(dev, 1, IB_EVENT_PORT_ACTIVE);
+ pvrdma_write_reg(dev, PVRDMA_REG_CTL,
+ PVRDMA_DEVICE_CTL_UNQUIESCE);
+
+ mb();
+
+ if (pvrdma_read_reg(dev, PVRDMA_REG_ERR))
+ dev_err(&dev->pdev->dev,
+ "failed to activate device during link up\n");
+ else
+ pvrdma_dispatch_event(dev, 1, IB_EVENT_PORT_ACTIVE);
break;
default:
dev_dbg(&dev->pdev->dev, "ignore netdevice event %ld on %s\n",
--
2.7.4
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