From b172679b0d3b93a6197b2ff892794e7178e3c448 Mon Sep 17 00:00:00 2001 From: Aditya Sarwade Date: Wed, 22 Feb 2017 17:22:58 -0800 Subject: [PATCH] RDMA/vmw_pvrdma: Activate device on ethernet link up Restore device state when ethernet link changes to active. Acked-by: George Zhang Acked-by: Jorgen Hansen Acked-by: Bryan Tan Signed-off-by: Aditya Sarwade Signed-off-by: Adit Ranadive Signed-off-by: Doug Ledford --- 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 e69d6f3cae32..09078ccfaec7 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 e77476ca70ac..34ebc7615411 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); @@ -660,7 +660,16 @@ 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", -- GitLab