RDMA/hw/hfi1/ruc: Fix a small formatting and description issues

Fixes the following W=1 kernel build warning(s):

 drivers/infiniband/hw/hfi1/ruc.c:277: warning: Function parameter or member 'bth1' not described in 'hfi1_make_ruc_header_16B'
 drivers/infiniband/hw/hfi1/ruc.c:365: warning: Function parameter or member 'bth1' not described in 'hfi1_make_ruc_header_9B'
 drivers/infiniband/hw/hfi1/ruc.c:472: warning: Function parameter or member 'tid' not described in 'hfi1_schedule_send_yield'
 drivers/infiniband/hw/hfi1/ruc.c:472: warning: Excess function parameter 'timeout' description in 'hfi1_schedule_send_yield'

Link: https://lore.kernel.org/r/20210126124732.3320971-14-lee.jones@linaro.org
Cc: Mike Marciniszyn <mike.marciniszyn@cornelisnetworks.com>
Cc: Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>
Cc: Doug Ledford <dledford@redhat.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: linux-rdma@vger.kernel.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>

drivers/infiniband/hw/hfi1/ruc.c

@@ -260,6 +260,7 @@ static inline void hfi1_make_ruc_bth(struct rvt_qp *qp,
  * @qp: the queue pair
  * @ohdr: a pointer to the destination header memory
  * @bth0: bth0 passed in from the RC/UC builder
+ * @bth1: bth1 passed in from the RC/UC builder
  * @bth2: bth2 passed in from the RC/UC builder
  * @middle: non zero implies indicates ahg "could" be used
  * @ps: the current packet state
@@ -348,6 +349,7 @@ static inline void hfi1_make_ruc_header_16B(struct rvt_qp *qp,
  * @qp: the queue pair
  * @ohdr: a pointer to the destination header memory
  * @bth0: bth0 passed in from the RC/UC builder
+ * @bth1: bth1 passed in from the RC/UC builder
  * @bth2: bth2 passed in from the RC/UC builder
  * @middle: non zero implies indicates ahg "could" be used
  * @ps: the current packet state
@@ -455,11 +457,10 @@ void hfi1_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr,
 /**
  * hfi1_schedule_send_yield - test for a yield required for QP
  * send engine
- * @timeout: Final time for timeout slice for jiffies
  * @qp: a pointer to QP
  * @ps: a pointer to a structure with commonly lookup values for
  *      the the send engine progress
- * @tid - true if it is the tid leg
+ * @tid: true if it is the tid leg
  *
  * This routine checks if the time slice for the QP has expired
  * for RC QPs, if so an additional work entry is queued. At this