IB/hfi1: Reduce printing of errors during driver shut down

The driver prints unnecessary prints for error conditions on shutdown
remove them to quiet it down.

Signed-off-by: Douglas Miller <doug.miller@cornelisnetworks.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>
Link: https://lore.kernel.org/r/169271327832.1855761.3756156924805531643.stgit@awfm-02.cornelisnetworks.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>

Author: drmiller-cni

drivers/infiniband/hw/hfi1/chip.c

@@ -1461,7 +1461,8 @@ static u64 dc_access_lcb_cntr(const struct cntr_entry *entry, void *context,
 		ret = write_lcb_csr(dd, csr, data);
 
 	if (ret) {
-		dd_dev_err(dd, "Could not acquire LCB for counter 0x%x", csr);
+		if (!(dd->flags & HFI1_SHUTDOWN))
+			dd_dev_err(dd, "Could not acquire LCB for counter 0x%x", csr);
 		return 0;
 	}
 
@@ -6160,7 +6161,7 @@ static int request_host_lcb_access(struct hfi1_devdata *dd)
 	ret = do_8051_command(dd, HCMD_MISC,
 			      (u64)HCMD_MISC_REQUEST_LCB_ACCESS <<
 			      LOAD_DATA_FIELD_ID_SHIFT, NULL);
-	if (ret != HCMD_SUCCESS) {
+	if (ret != HCMD_SUCCESS && !(dd->flags & HFI1_SHUTDOWN)) {
 		dd_dev_err(dd, "%s: command failed with error %d\n",
 			   __func__, ret);
 	}
@@ -6241,7 +6242,8 @@ int acquire_lcb_access(struct hfi1_devdata *dd, int sleep_ok)
 	if (dd->lcb_access_count == 0) {
 		ret = request_host_lcb_access(dd);
 		if (ret) {
-			dd_dev_err(dd,
+			if (!(dd->flags & HFI1_SHUTDOWN))
+				dd_dev_err(dd,
 				   "%s: unable to acquire LCB access, err %d\n",
 				   __func__, ret);
 			goto done;