IB/hfi1: Suppress sparse warnings

Avoid that sparse reports the following warnings for the hfi1 driver:

trace.c:217:13: warning: no previous prototype for ‘print_u64_array’ [-Wmissing-prototypes]
user_sdma.c:1361:17: warning: dubious: !x & y

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Cc: Mike Marciniszyn <mike.marciniszyn@intel.com>
Cc: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

diff --git a/drivers/infiniband/hw/hfi1/trace.c b/drivers/infiniband/hw/hfi1/trace.c
index 79b2952..4cfb137 100644 (file)
--- a/drivers/infiniband/hw/hfi1/trace.c
+++ b/drivers/infiniband/hw/hfi1/trace.c
@@ -214,19 +214,6 @@ const char *print_u32_array(
        return ret;
 }
 
-const char *print_u64_array(
-       struct trace_seq *p,
-       u64 *arr, int len)
-{
-       int i;
-       const char *ret = trace_seq_buffer_ptr(p);
-
-       for (i = 0; i < len; i++)
-               trace_seq_printf(p, "%s0x%016llx", i == 0 ? "" : " ", arr[i]);
-       trace_seq_putc(p, 0);
-       return ret;
-}
-
 __hfi1_trace_fn(PKT);
 __hfi1_trace_fn(PROC);
 __hfi1_trace_fn(SDMA);

diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c
index 2eca5b7..47ffd27 100644 (file)
--- a/drivers/infiniband/hw/hfi1/user_sdma.c
+++ b/drivers/infiniband/hw/hfi1/user_sdma.c
@@ -1355,11 +1355,11 @@ static int set_txreq_header(struct user_sdma_request *req,
                 */
                SDMA_DBG(req, "TID offset %ubytes %uunits om%u",
                         req->tidoffset, req->tidoffset / req->omfactor,
-                        !!(req->omfactor - KDETH_OM_SMALL));
+                        req->omfactor != KDETH_OM_SMALL);
                KDETH_SET(hdr->kdeth.ver_tid_offset, OFFSET,
                          req->tidoffset / req->omfactor);
                KDETH_SET(hdr->kdeth.ver_tid_offset, OM,
-                         !!(req->omfactor - KDETH_OM_SMALL));
+                         req->omfactor != KDETH_OM_SMALL);
        }
 done:
        trace_hfi1_sdma_user_header(pq->dd, pq->ctxt, pq->subctxt,