bnx2x: fix receive of VF->PF mailbox messages by the PF on big-endian

On ppc64 the PF did not receive messages from VFs correctly.

Fields of struct vf_pf_event_data are little-endian.

Signed-off-by: Michal Schmidt <mschmidt@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Orabug: 23718192
Signed-off-by: Manjunath Govindashetty <manjunath.govindashetty@oracle.com>

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h
index b9e8b7296e5bdb164a0602727fd3eca8366c1020..a96d44b857af1568f8666e668e9252915f1be1c3 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_hsi.h
@@ -5218,9 +5218,9 @@ struct eth_event_data {
 struct vf_pf_event_data {
        u8 vf_id;
        u8 reserved0;
-       u16 reserved1;
-       u32 msg_addr_lo;
-       u32 msg_addr_hi;
+       __le16 reserved1;
+       __le32 msg_addr_lo;
+       __le32 msg_addr_hi;
 };
 
 /*

diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
index 1374e5394a7970ba20ad54ddfc6271ce09e40744..bfae300cf25ff881292dc36ad56e51e37132cd76 100644 (file)
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_vfpf.c
@@ -2187,8 +2187,10 @@ void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
 
        /* Update VFDB with current message and schedule its handling */
        mutex_lock(&BP_VFDB(bp)->event_mutex);
-       BP_VF_MBX(bp, vf_idx)->vf_addr_hi = vfpf_event->msg_addr_hi;
-       BP_VF_MBX(bp, vf_idx)->vf_addr_lo = vfpf_event->msg_addr_lo;
+       BP_VF_MBX(bp, vf_idx)->vf_addr_hi =
+               le32_to_cpu(vfpf_event->msg_addr_hi);
+       BP_VF_MBX(bp, vf_idx)->vf_addr_lo =
+               le32_to_cpu(vfpf_event->msg_addr_lo);
        BP_VFDB(bp)->event_occur |= (1ULL << vf_idx);
        mutex_unlock(&BP_VFDB(bp)->event_mutex);