IB/{rdmavt, hfi1): Miscellaneous comment fixes

This patch fixes miscellaneous comment errors.
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>

drivers/infiniband/hw/hfi1/ruc.c

@@ -524,7 +524,7 @@ void _hfi1_do_send(struct work_struct *work)
 
 /**
  * hfi1_do_send - perform a send on a QP
- * @work: contains a pointer to the QP
+ * @qp: a pointer to the QP
  * @in_thread: true if in a workqueue thread
  *
  * Process entries in the send work queue until credit or queue is

include/rdma/rdmavt_qp.h

@@ -83,7 +83,6 @@
  * RVT_S_WAIT_DMA - waiting for send DMA queue to drain before generating
  *                  next send completion entry not via send DMA
  * RVT_S_WAIT_PIO - waiting for a send buffer to be available
- * RVT_S_WAIT_PIO_DRAIN - waiting for a qp to drain pio packets
  * RVT_S_WAIT_TX - waiting for a struct verbs_txreq to be available
  * RVT_S_WAIT_DMA_DESC - waiting for DMA descriptors to be available
  * RVT_S_WAIT_KMEM - waiting for kernel memory to be available