Remove useless code. The driver_data is ignored by the host system.

Set the pointer to all 1s as linux do.

OK patrick@

diff --git a/sys/dev/pci/if_vmx.c b/sys/dev/pci/if_vmx.c
index 12717c8..2121548 100644 (file)
--- a/sys/dev/pci/if_vmx.c
+++ b/sys/dev/pci/if_vmx.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: if_vmx.c,v 1.66 2021/07/23 00:29:14 jmatthew Exp $    */
+/*     $OpenBSD: if_vmx.c,v 1.67 2021/08/09 18:13:09 jan Exp $ */
 
 /*
  * Copyright (c) 2013 Tsubai Masanari
@@ -157,7 +157,6 @@ struct vmxnet3_softc {
 #define WRITE_BAR1(sc, reg, val) \
        bus_space_write_4((sc)->sc_iot1, (sc)->sc_ioh1, reg, val)
 #define WRITE_CMD(sc, cmd) WRITE_BAR1(sc, VMXNET3_BAR1_CMD, cmd)
-#define vtophys(va) 0          /* XXX ok? */
 
 int vmxnet3_match(struct device *, void *, void *);
 void vmxnet3_attach(struct device *, struct device *, void *);
@@ -468,8 +467,8 @@ vmxnet3_dma_init(struct vmxnet3_softc *sc)
        ds->vmxnet3_revision = 1;
        ds->upt_version = 1;
        ds->upt_features = UPT1_F_CSUM | UPT1_F_VLAN;
-       ds->driver_data = vtophys(sc);
-       ds->driver_data_len = sizeof(struct vmxnet3_softc);
+       ds->driver_data = ~0ULL;
+       ds->driver_data_len = 0;
        ds->queue_shared = qs_pa;
        ds->queue_shared_len = qs_len;
        ds->mtu = VMXNET3_MAX_MTU;
@@ -546,8 +545,8 @@ vmxnet3_alloc_txring(struct vmxnet3_softc *sc, int queue, int intr)
        ts->cmd_ring_len = NTXDESC;
        ts->comp_ring = comp_pa;
        ts->comp_ring_len = NTXCOMPDESC;
-       ts->driver_data = vtophys(tq);
-       ts->driver_data_len = sizeof *tq;
+       ts->driver_data = ~0ULL;
+       ts->driver_data_len = 0;
        ts->intr_idx = intr;
        ts->stopped = 1;
        ts->error = 0;
@@ -598,8 +597,8 @@ vmxnet3_alloc_rxring(struct vmxnet3_softc *sc, int queue, int intr)
        rs->cmd_ring_len[1] = NRXDESC;
        rs->comp_ring = comp_pa;
        rs->comp_ring_len = NRXCOMPDESC;
-       rs->driver_data = vtophys(rq);
-       rs->driver_data_len = sizeof *rq;
+       rs->driver_data = ~0ULL;
+       rs->driver_data_len = 0;
        rs->intr_idx = intr;
        rs->stopped = 1;
        rs->error = 0;