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path: root/drivers/net/ethernet/marvell/octeontx2/af/mbox.c
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Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/af/mbox.c')
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/af/mbox.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.c b/drivers/net/ethernet/marvell/octeontx2/af/mbox.c
index 387e33fa417a..2718fe201c14 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.c
@@ -17,7 +17,7 @@
static const u16 msgs_offset = ALIGN(sizeof(struct mbox_hdr), MBOX_MSG_ALIGN);
-void otx2_mbox_reset(struct otx2_mbox *mbox, int devid)
+void __otx2_mbox_reset(struct otx2_mbox *mbox, int devid)
{
void *hw_mbase = mbox->hwbase + (devid * MBOX_SIZE);
struct otx2_mbox_dev *mdev = &mbox->dev[devid];
@@ -26,13 +26,21 @@ void otx2_mbox_reset(struct otx2_mbox *mbox, int devid)
tx_hdr = hw_mbase + mbox->tx_start;
rx_hdr = hw_mbase + mbox->rx_start;
- spin_lock(&mdev->mbox_lock);
mdev->msg_size = 0;
mdev->rsp_size = 0;
tx_hdr->num_msgs = 0;
tx_hdr->msg_size = 0;
rx_hdr->num_msgs = 0;
rx_hdr->msg_size = 0;
+}
+EXPORT_SYMBOL(__otx2_mbox_reset);
+
+void otx2_mbox_reset(struct otx2_mbox *mbox, int devid)
+{
+ struct otx2_mbox_dev *mdev = &mbox->dev[devid];
+
+ spin_lock(&mdev->mbox_lock);
+ __otx2_mbox_reset(mbox, devid);
spin_unlock(&mdev->mbox_lock);
}
EXPORT_SYMBOL(otx2_mbox_reset);