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Diffstat (limited to 'drivers/infiniband/core/device.c')
-rw-r--r-- | drivers/infiniband/core/device.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index c895d7bfa512..051c018fb73c 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -848,6 +848,20 @@ static int setup_port_data(struct ib_device *device) return 0; } +/** + * ib_port_immutable_read() - Read rdma port's immutable data + * @dev - IB device + * @port - port number whose immutable data to read. It starts with index 1 and + * valid upto including rdma_end_port(). + */ +const struct ib_port_immutable* +ib_port_immutable_read(struct ib_device *dev, unsigned int port) +{ + WARN_ON(!rdma_is_port_valid(dev, port)); + return &dev->port_data[port].immutable; +} +EXPORT_SYMBOL(ib_port_immutable_read); + void ib_get_device_fw_str(struct ib_device *dev, char *str) { if (dev->ops.get_dev_fw_str) |